Search Results — 2000 specimen records retrieved (1604 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0009284  Abronia Scott D. White 2003-6-8 9510 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  SBBG69890  Abronia pogonantha R. Hoffmann 1929-5-7 Los Angeles Palmdale Comment
  SBBG87  Abronia pogonantha R. Hoffmann 1925-5-16 Los Angeles Palmdale Comment
  SD139533  Abronia umbellata Jon Rebman, Jonathan Dunn 1996-4-29 3105 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  UCR281830  Abronia umbellata Mitch Provance, Jeremiah George 2017-6-28 617- 79 Los Angeles Coastal Regions of Southern California, Manhattan Beach, Bayview Dr., between 10th St. and 11th St. 25 Comment
  RSA0025880  Abronia umbellata A. Chandler Nott 1930-01 s.n. Los Angeles El Segundo. Comment
  CHSC26532  Abronia villosa James Henrickson 1971-5-2 5540 Los Angeles 15 mi. E. of Palmdale, So. slope of Lovejoy Buttes. 853 Comment
  SEINET10451008  Acacia dealbata David B. Dunn 1971-8-11 Dunn 18101 Los Angeles Mimosaceae. Cultivated plants at 4911 Pasadena Ave. Terrace, Highland Park, Calif. Comment
  RSA651425  Acacia longifolia J. G. Page 1949-2-7 s.n. Los Angeles Collected at corner of Towne & Lincoln, Pomona. Comment
  OBI51903  Acamptopappus sphaerocephalus Steve Myers 1988-6-29 s.n. Los Angeles Big Rock Creek wash, 2.5 mi e of Pearblossom Comment
  RSA93733  Acamptopappus sphaerocephalus F. W. Peirson 1921-5-19 2407 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 976 Comment
  CAS-BOT-BC412581  Acanthoscyphus parishii var. parishii James L. Reveal; C. Rose Broome 1987-6-25 6576 Los Angeles San Gabriel Mountains, along the Angeles Crest Highway (California Highway 2) at milepost 66.8, 3.1 miles east of the junction of California Highway 39 and 3 miles southwest of Dawson Saddle 2346 Comment
  SBBG118715  Acanthoscyphus parishii var. parishii O. Mistretta 1992-8-28 783 Los Angeles Mt Gleason Management Unit, Angeles Nat Forest, Tujunga Ranger District 1813 Comment
  CAS-BOT-BC412578  Acanthoscyphus parishii var. parishii H. E. Hasse 1893-8-24 s.n. Los Angeles Near Acton. Head of Cottonwood Canon [Canyon] 1524 Comment
  SEINET4565800 Image available Acer macrophyllum Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1354 Los Angeles Transverse Ranges; Verdugo Mountains; Whiting Woods Road, mouth of Henderson Canyon 396 Comment
  RSA603756  Achnatherum coronatum L. C. Wheeler 1933-7-4 1895 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  UCSB43905  Achnatherum coronatum Green, Lisa 1980-5-30 Los Angeles slope of N side of Mayan Dr, 0.25 mi from Topanga Canyon Rd. 396 Comment
  SD92027  Acmispon argophyllus Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22677 Los Angeles San Clemente Island, Wilson's Cove, east slope 49 Comment
  CAS-BOT-BC204769  Acmispon argophyllus var. argenteus Carl B. Wolf 1932-5-10 3530 Los Angeles Santa Catalina Island. Summit of the equestrian trail, back of Avalon 304 Comment
  RSA0118872  Acmispon brachycarpus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-11 32038 Los Angeles Tehachapi Mtns. Foothills: west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings. 945 Comment
  UCR76410  Acmispon dendroideus var. traskiae T. S. Ross 1992-4-14 6174 Los Angeles Channel Islands; San Clemente Island, Central east side of island, east escarpment c. 20 m south of where Nanny Canyon drainage meets the sea 18 Comment
  UCD104148  Acmispon glaber G. H. Vansell Date unknown s.n. Los Angeles Palmdale, Antelope Valley. Comment
  LA52431  Acmispon glaber var. glaber Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SBBG91828  Acmispon micranthus S. A. Junak 1978-4-15 SCa 10 Los Angeles N side of Cherry Cove 30 Comment
  CHSC83597  Acmispon strigosus John Dittes 1990-6-7 84 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Big Tujunga Creek; ca. 1.2 air miles northeast of dam. 922 Comment
  SFV1853  Acmispon strigosus P. G. Kilburn 1958-4-12 714 Los Angeles San Gabriel Mountains Soledad Canyon, 0.5 miles south of junction with U. S. Highway 6. 900 Comment
  OBI71997  Acmispon strigosus Barbara Ertter, L. Heckard, T. Sholars, J. Hickman, et al 1988-5-23 7481 Los Angeles Pine Cyn rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2). T7N R16W Comment
  CAS-BOT-BC133174  Adenostoma fasciculatum Geo. L. Moxley 1927-5-1 2035 Los Angeles Wash at La Crescenta Comment
  CAS-BOT-BC133182  Adenostoma fasciculatum Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont, San Gabriel Mts. Comment
  LA52117  Adenostoma fasciculatum Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SDSU8956  Adenostoma fasciculatum D. F. Howe 1947-5-4 1570 Los Angeles Mint Canyon. Comment
  RSA600135  Adenostoma fasciculatum var. fasciculatum Steve D. Boyd, Lauren Raz 1997-5-28 9834 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
  SD262369  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2014-5-27 16693 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
  CAS-BOT-BC139852  Adenostoma sparsifolium Peter H. Raven; Robert F. Thorne 1964-5-7 19021 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  POM187750  Adenostoma sparsifolium Harvey Anderson 1931-08 s.n. Los Angeles Los Alisos Canyon Comment
  POM881  Adiantum capillus-veneris L. R. Abrams 1901-7-1 1878 Los Angeles West fork of San Gabriel River. Comment
  UCR201833  Adiantum capillus-veneris Scott D. White, Chris Huntley 2008-9-30 12545 Los Angeles San Gabriel Mountains, San Gabriel River, west fork between Bear Creek and Cogswell Dam 610 Comment
  POM224935  Adiantum capillus-veneris F. R. Fosberg 1931-5-4 R 95 Los Angeles Below second bridge below Eagles Nest. Santa Catalina Island. 100 Comment
  LA33451  Adiantum jordanii Henry J. Thompson; 1959-3-31 1904 Los Angeles SANTA MONICA MOUNTAINS, Cornell Rd, 1 mi N of Mulholland Hwy and 1.8 mi S of Malibu Junction. 274 Comment
  POM6780  Adiantum jordanii Hilda Wood 1901-4-3 s.n. Los Angeles Glendora Comment
  POM878  Adiantum jordanii Philip A. Munz 1918-4-5 2032 Los Angeles Pomona. Comment
  SEINET10720747  Agave Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2625 Los Angeles Temple City, Valumart Food Warehouse, 6340 Rosemead. Comment
  CAS-BOT-BC13416  Agoseris retrorsa Timothy S. Ross; Steve Boyd 1994-5-11 7825 Los Angeles Sawmill Mountain, N slope of the W summit area, about headwaters of West Fork Devils Gulch. 1548 Comment
  RSA707474  Agoseris retrorsa Naomi Fraga, Tim Thibault 2005-6-13 1587 Los Angeles Stoddard Canyon, along Barret Stoddard Road. 1280 Comment
  UCR98929  Agropyron cristatum T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3764 Los Angeles San Gabriel Mtns., Pinyon Ridge, western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1951 Comment
  UCR204414  Agrostis R. G. Swinney 2001-9-15 8174 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA0011354  Agrostis exarata Orlando Mistretta, Youssef Atallah 2011-8-16 6059 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA733667  Agrostis exarata R. G. Swinney 1998-8-5 6639 Los Angeles San Gabriel Mtns.: Bear Gulch, 0.3 miles norht of confluene with Prairie Fork, SW of Wrightwood 1524 Comment
  SEINET10789959  Agrostis exarata Boyd 1996-10-29 BOYD 9118 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southerneastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. T7N R16 W NW 1/4 SE 1/4 NW 1/4 sec. Seepy area aflong road road on steep, brushy slope. Dense stands of Lotus oblongifolius, Epilobium canum, Muhlenbergia rigens, Agrostis, and Castilleja minor ssp. spiralis on seepage, surrounding slopes with chaparral of Adenostoma fasciculatum, Arcostaphylos glandulosa, Quercus berberidifolia, and Q. wislizeni, with scattered stands of Pinus sabiniana. 1463 Comment
  UCR256528  Agrostis stolonifera Anuja Parikh, Nathan Gale 2011-7-7 3545 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.3 km west of Shortcut Station, 1.1 km north of State Hwy 2 /Angeles Crest Hwy 1696 Comment
  UC1587690  Agrostis viridis Tim Ross 1991-4-21 4528 Los Angeles vicinity of old water tank Whittier Hills (Puente Hills, pro parte), Middle Turnbull Ca 228 Comment
  LA211271  Alisma triviale Arthur C. Gibson; 2005-9-2 5210 Los Angeles SANTA MONICA MOUNTAINS, Rocky Oaks National Recreation Area, along emergent shoreline on W and N side lake. Comment
  UC635246  Allium fimbriatum var. fimbriatum H. L. Mason 1926-4-26 3022 Los Angeles near Rock Creek (n side of San Gabriel Mountains); San Gabriel Mountains Comment
  UC205708  Allium monticola I. M. Johnston 1917-7-4 1446 Los Angeles Head of San Antonio Canyon San Antonio Mountains, San Antonio Canyon 2438 Comment
  CATA1913  Allium praecox Charlie de la Rosa 2010-4-20 2 Los Angeles Santa Catalina Island: Above road to Reclamation Pond above USC Wrigley Institute 48 Comment
  RSA724536  Allophyllum divaricatum K. Dobry 1991-6-24 d- 756 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  SEINET2444423  Allophyllum divaricatum Leigh A. Johnson 1997-6-21 97 -109 Los Angeles San Gabriel Mtns. This sample from 0.5 miles W of jct with Mt. Baldy Road. Comment
  UCR147295  Allophyllum divaricatum Orlando Mistretta, Peter L. Morrell 1992-6-4 482 Los Angeles Transverse Ranges; San Gabriel Mountains region, Shortcut Canyon, OVH area. Arroyo District, paralleling Big Tujunga 1463 Comment
  UCR280867  Allophyllum divaricatum R. G. Swinney 2014-5-19 16555 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
  RSA28263  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  RSA594568  Allophyllum glutinosum L. C. Wheeler 1967-7-30 10282 Los Angeles San Gabriel Mountains. Trail Canyon, Tom Lucas campground. 945 Comment
  RSA729097  Allophyllum integrifolium R. G. Swinney 1999-7-5 7518 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  UCR223363  Allophyllum violaceum R. G. Swinney 2009-5-27 10867 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA0014969  Alnus rhombifolia Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11688 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  RSA607521  Alnus rhombifolia L. C. Wheeler 1969-12-22 s.n. Los Angeles San Gabriel Mountains: Big Santa Anita Canyon at Winter Creek. Comment
  RSA611425  Alnus rhombifolia L. C. Wheeler 1931-8-16 S- 14 Los Angeles San Gabriel Mountains: San Antonio Canyon. 915 Comment
  UCR271738  Alnus rhombifolia R. G. Swinney 2011-10-27 15911 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
  RSA591559  Amaranthus albus L. C. Wheeler 1966-9-21 8899 Los Angeles San Gabriel Mountains, north fork San Gabriel River, 1/4 mi. west of intersection of main road with road to upper Bichota Canyon. 930 Comment
  UCR138904  Amaranthus palmeri L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mtns, Mountain Brook Ranch 1159 Comment
  RSA258357  Amaranthus retroflexus C. W. Tilforth 1972-7-15 607 Los Angeles Not common, found only in the drier, sandy soil of the Desert Garden Comment
  HSC24945  Ambrosia acanthicarpa James Henrickson 1971-10-14 7188 Los Angeles NE Claremont along Foothill Blvd. 457 Comment
  OBI28965  Ambrosia acanthicarpa David J. Keil 1976-12-12 11892 Los Angeles 5 mi W of San Bernardino Co line along Calif rte 138 Comment
  UC468988  Ambrosia acanthicarpa Geo. B. Grant 1904-7-1 B 38 Los Angeles Pasadena Comment
  SDSU157  Ambrosia chamissonis R. M. Beauchamp 1967-3-19 333 Los Angeles San Clemente Island. Comment
  RSA643297  Ambrosia confertiflora R. D. Goeden, D. W. Ricker 1970-6-10 s.n. Los Angeles San Gabriel Valley: Arcadia, NE side of Colorado Place between Oakhurst Lane and Colorado Blvd., just N of Santa Anita Park. 152 Comment
  IRVC29178  Ambrosia psilostachya A. C. Sanders, Lee Jones 2004-11-7 29024 Los Angeles site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy San Fernando Valley 351 Comment
  SBBG39592  Ambrosia psilostachya R. F. Thorne 1966-9-14 36672 Los Angeles Cottonwood Crk (where isthmus rd crosses) 30 Comment
  POM14305  Ambrosia psilostachya Philip A. Munz 1922-10-15 6542 Los Angeles Claremont. 366 Comment
  RSA311299  Ambrosia psilostachya R. F. Thorne, M. Z. Thorne 1972-6-30 42170 Los Angeles Johnson's pasture and down Gail Canyon, n of Claremont 487 Comment
  RSA0091515  Ambrosia salsola R. G. Swinney 2011-4-1 14319 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA0120020  Ambrosia salsola R. G. Swinney 2014-4-30 16263 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  UC1069632  Ambrosia salsola A. D. Gifford 1935-4-22 608 Los Angeles 2.25 mi ne Manzana; Tejon Quad. 853 Comment
  RSA77793  Ammannia coccinea F. W. Peirson 1918-08 2079 Los Angeles Long Beach Comment
  RSA415277  Amorpha californica var. californica I. M. Johnston 1930-9-7 s.n. Los Angeles Mt. Wilson Trail. 915 Comment
  RSA573451  Amorpha californica var. californica T. S. Ross 1992-6-15 6561 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 284 Comment
  RSA607556  Amorpha californica var. californica L. C. Wheeler 1932-6-18 838 Los Angeles San Dimas Canyon 427 Comment
  RSA0069776  Amsinckia intermedia LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6994 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  POM71508  Amsinckia intermedia Marcus E. Jones 1882-9-13 s.n. Los Angeles Los Angeles Comment
  RSA0079963  Amsinckia intermedia Marcus E. Jones 1926-3-16 s.n. Los Angeles West of Pomona. Comment
  RSA499949  Amsinckia intermedia M. B. Dunkle 1939-11-25 7359 Los Angeles N slope of Eagle Canyon, San Clemente Island. Comment
  RSA36781  Amsinckia menziesii L. C. Wheeler 1934-3-31 2495 Los Angeles La Verne. 305 Comment
  IRVC26443  Amsinckia menziesii var. menziesii A. C. Sanders, Mark Elvin, et al. 2003-3-5 25716 Los Angeles Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns. 335 Comment
  RSA0089904  Amsinckia menziesii var. menziesii George B. Grant 1904-03 40 a Los Angeles Pasadena. Comment
  UCR200173  Amsinckia retrorsa Valerie Soza, Laura A. Moore 2000-5-10 853 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
  RSA527743  Amsinckia spectabilis Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4311 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  SEINET6098508  Amsinckia tessellata Unknown 1997-3-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  RSA499931  Amsinckia tessellata var. tessellata Robert Gustafson 1978-5-2 887 Los Angeles Dirt road leading into Hungry Valley .1 mile from the junction with the 2-lane paved Peace Valley Rd., west of Gorman. 1249 Comment
  LA211086  Anagallis arvensis Arthur C. Gibson; 2008-5-11 5332 Los Angeles SANTA MONICA MOUNTAINS, Hiking trail, SMMNRA Rocky Oaks. Comment
  RSA465139  Anagallis arvensis Unspecified s.n. Los Angeles Behind Glendale J. C. Comment
  RSA465141  Anagallis arvensis John E. Marble 1894-3-30 s.n. Los Angeles Between Glendora and San Dimas. Comment
  RSA629706  Anagallis arvensis Louis C. Wheeler 1967-7-6 9924 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  UCR183571  Ancistrocarphus filagineus A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33531 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  POM257565  Anemopsis californica C. B. Wolf 1932-5-12 3587 Los Angeles Santa Catalina Island. 3/4 mile from Little Harbor on Isthmus Road. 30 Comment
  POM220648  Angelica tomentosa L. C. Wheeler 1932-7-2 906 Los Angeles Browns Flat, San Gabriel Mts. 1310 Comment
  UC891822  Anthemis cotula I. W. Clokey and B. C. Templeton 1936-5-18 5663 Los Angeles Puddingston Reservoir Comment
  CAS-BOT-BC227159  Anthriscus caucalis Timothy S. Ross; Steve Boyd 1994-5-4 7678 Los Angeles Liebre Mountains. Dogwood Canyon: narrow canyon draining NE to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  RSA638822  Anthriscus caucalis Valerie L. Soza, Laura Moore 1999-6-30 580 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  UCR61563  Anthriscus caucalis R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 'Water Pipe Canyon' [=Pavil Cyn] a tributary of Big Dalton Canyon 451 Comment
  RSA11025  Antirrhinum coulterianum Carl B. Wolf 1928-3-29 1603 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA730286  Antirrhinum coulterianum R. G. Swinney 1998-8-1 6629 Los Angeles San Gabriel Mtns.: Vincent Gulch, 1.2 mi. SE of Vincent Gap Trail Head, c. 2 mi. east of the summit of Mt. Baden-Powell 1631 Comment
  SD253519  Antirrhinum coulterianum R. G. Swinney 2011-6-14 15155 Los Angeles San Gabriel Mountains; upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Highway and Charlton Flat entrance road. 1646 Comment
  UC885061  Antirrhinum kelloggii Ira W. Clokey, B. Templeton Mar 1929 4487 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  POM354870  Antirrhinum multiflorum Geo. L. Moxley 1915-7-4 s.n. Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  RSA748199  Antirrhinum multiflorum Scott D. White, Justin M. Wood 2009-5-6 12651 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  RSA762054  Antirrhinum multiflorum Orlando Mistretta, Christine Mistretta 2008-5-16 3106 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  SD85156  Antirrhinum nuttallianum subsp. subsessile E. R. Blakley 1962-6-10 5247 Los Angeles San Clemente Island, north slope, Ao mile up canyon from mouth, halfway between Eel Point and Seal Cove 29 Comment
  CATA2976  Aphanisma blitoides Peter J. Dixon 2015-2-17 004 Los Angeles Santa Catalina Island: North Ridge of Cottonwood Canyon, 320 m East of pacific ocean at Ragger's Point. East of Two Harbors Rd. Aspect; South 190 76 Comment
  UC1215237  Aphanisma blitoides Peter H. Raven 1962-5-8 17610 Los Angeles walls of second canyon s Seal Cove; San Clemente Island 30 Comment
  SBBG13297  Apiastrum angustifolium M. A. Piehl 1962-6-9 63244 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  RSA785650  Apium graveolens K. Dobry 1992-10-6 318 Los Angeles Santa Susana Mts. Tapo Cyn at Big Sky Ranch Comment
  UCR43316  Aquilegia formosa David Charlton 1986-6-15 287 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  LA212127  Aquilegia formosa A. Lee Haines; 1935-6-24 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Comment
  UC1211162  Arabis glabra Huron H. Smith 1912-4-23 4807 Los Angeles Eagle Rock 213 Comment
  RSA0126405  Arabis glabra var. glabra L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  RSA0128607  Arabis repanda var. repanda R. F. Thorne 1971-8-25 41303 Los Angeles San Gabriel Mts., Angeles National Forest: near Windy Spring on N Slope of Mt Islip. 2256 Comment
  UCR182684  Arabis sparsiflora R. G. Swinney 1998-4-13 5959 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  SFV6766  Araujia sericifera M. Emeterio 1974-8-12 s. n. Los Angeles San Fernando Valley Northridge. CSUN campus. Weedy, northwest corner of the Physical Education Building. 79 Comment
  RSA629079  Arctostaphylos T. S. Ross, Steve Boyd 1994-6-23 8034 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  SBBG32045  Arctostaphylos catalinae R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -271 Los Angeles upper Swain's (Swain) Cyn Comment
  RSA626708  Arctostaphylos glandulosa P. H. Raven, H. J. Thompson 1960-4-13 15079 Los Angeles On northwest slope of Mount Hollywood, Santa Monica Mountains. 335 Comment
  RSA626750  Arctostaphylos glandulosa Jon E. Keeley 1982-5-25 7742 Los Angeles La Tuna Canyon Road, south of Hwy 210. Comment
  RSA626821  Arctostaphylos glandulosa Jon E. Keeley 1992-8-3 11160 Los Angeles Top of Mt. Gleason, San Gabriel Mts. 1900 Comment
  POM367282  Arctostaphylos glandulosa subsp. mollis Fay A. MacFadden 1931-3-15 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  RSA3278A  Arctostaphylos glandulosa subsp. mollis George B. Grant 1904-07 s.n. Los Angeles Mt. Wilson Comment
  RSA626698  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-6-23 15663 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1300 Comment
  UCSB4775  Arctostaphylos glandulosa subsp. mollis Decker, Helen 1946-4-14 Los Angeles South slope of Arroyo Seco Canyon Switzer's Camp, Arroyo Seco Canyon, San Gabriel Mountains 1036 Comment
  UC281359  Arctostaphylos glandulosa subsp. zacaensis H. E. McMinn 1935-6-21 3916 Los Angeles Mulholland Drive between Sepulveda Canyon Topanga Canyon Comment
  RSA367290  Arctostaphylos glauca Elbert Benjamine 1929-2-10 8454 Los Angeles Arroyo Seco, above Pasadena 914 Comment
  RSA631425  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20501 Los Angeles Chilao Campground. 1600 Comment
  RSA631523  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15657 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  RSA631562  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 22005 Los Angeles Road 7N23, 3 km south of N2, north base of Liebre Mountains. 1425 Comment
  RSA632596  Arctostaphylos glauca Jon E. Keeley 1982-7-18 7800 Los Angeles Study site off Angeles Crest Highway, above Switzers Campground, recently cleared. Comment
  CAS-BOT-BC46731  Arctostaphylos parryana E. K. Balls 1954-8-4 19784 Los Angeles San Gabriel Mts., s. slope, trail to ski lift, Baldy Summit. 2499 Comment
  RSA634755  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20408 Los Angeles Road to Pacifico Mountain, 10.4 km east of Mill Creek Summit. 1760 Comment
  RSA635148  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22034 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635173  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20586 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA635255  Arctostaphylos patula T. S. Ross, Steve Boyd 1994-5-11 7773 Los Angeles Liebre Mtn: Central summit area ca. 1750 m WSW of Bear Gulch Camp. 1695 Comment
  UCR205221  Arctostaphylos patula R. G. Swinney 2005-8-26 8531 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, peak 6374, c. 1/2 mi. SW of Devils Chair 1943 Comment
  POM162487  Arenaria macradenia var. arcuifolia F. W. Peirson 1929-7-1 8430 Los Angeles Aliso Creek at Tie Canyon. 1356 Comment
  RSA600066  Arenaria macradenia var. arcuifolia Steve Boyd, Lauren Raz 1997-5-20 9821 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1676 Comment
  UC2026384  Arenaria macradenia var. kuschei Steve Boyd, Laura Moore, M. Wall 1997-7-24 10019 Los Angeles LIEBRE MOUNTAINS REGION: Summit of Liebre Mountain, saddle between Richardson and Bear canyon, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). Comment
  RSA0091787  Argemone munita R. G. Swinney 2011-7-7 15435 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  UCD95203  Argemone munita R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon Desert. Comment
  SD90448  Aristida adscensionis Robert F. Thorne, M. Z. Thorne 1973-2-12 42473 Los Angeles Santa Catalina Island, north of Marine Science Station at Fisherman's Cove, bare clayey openings in coastal sage scrub. 46 Comment
  RSA150680  Aristida adscensionis var. modesta P. H. Raven 1962-5-8 17609 Los Angeles San Clemente Island: second canyon south of Seal Cove 30 Comment
  JEPS30427  Artemisia californica Peter H. Raven and Henry J. Thompson 1959-10-31 14727 Los Angeles 2.7 miles n of Sunset Boulevard; Santa Monica Mountains, Mandeville Canyon 259 Comment
  RSA596012  Artemisia californica Timothy S. Ross, J. Mark Porter 1995-5-4 8433 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UCR210438  Artemisia californica R. G. Swinney 2008-11-30 9881 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  RSA0039390  Artemisia douglasiana R. G. Swinney 2009-11-16 11642 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA729888  Artemisia douglasiana R. G. Swinney 1998-8-28 6849 Los Angeles San Gabriel Mtns.: Stoddard Canyon at 'Stoddard Falls' 915 Comment
  CAS-BOT-BC90347  Artemisia douglasiana Cecil Hart 1922-9-12 s.n. Los Angeles Howard & Smith's nursery Montebello, Los Angeles Comment
  RSA417275  Artemisia douglasiana George R. Johnstone 1930-8-10 s.n. Los Angeles San Gabriel Canyon. 1524 Comment
  UCR124738  Artemisia dracunculus B. C. Templeton 1932-8-26 5091 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2088 Comment
  UC1586204  Artemisia dracunculus Tim Ross 1991-8-16 5809 Los Angeles 1/5 mi nw Mt. Sally Summit (along Angeles Crest Hwy); San Gabriel Mountains, Upper Big Tujunga Canyon 1524 Comment
  RSA417383  Artemisia tridentata subsp. parishii Ora M. Clark 1929-3-30 1907 Los Angeles West Lancaster Comment
  CAS-BOT-BC97330  Artemisia tridentata subsp. tridentata Ernest Braunton 1903-10-1 907 Los Angeles Glendale to Burbank Comment
  OBI70302  Artemisia tridentata subsp. tridentata Louis C. Wheeler 1956-9-16 7239 Los Angeles San Gabriel mtns: Guffy Camp, Blue Ridge Comment
  RSA246582  Arthrocnemum subterminale F. R. Fosberg 1931-5-17 S 4886 Los Angeles Little Harbor, Santa Catalina Island. 1 Comment
  RSA191634  Asclepias eriocarpa R. F. Thorne, M. Z. Thorne 1966-8-29 36591 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: sunny, small, dry depression south of Crystal Lake 1722 Comment
  CATA1658  Asclepias fascicularis Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2945 Los Angeles Santa Catalina Island: At Cherry Valley 3 Comment
  LA104173  Aspidotis californica Kei Nakai; T. Thomas, J. Dice, B. Gustaffson 1983-5-12 1030 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, S of Newton Canyon on W-side of creek. 274 Comment
  CAS-BOT-BC68856  Aspidotis californica Jon Nickoloff 1973-3-1 730301 -8 Los Angeles San Gabriel Mts. - 25' E. of Mt. Wilson Trail 609 Comment
  SBBG119428  Aspidotis californica S. D. White with P. De Vries 2000-5-18 7895 Los Angeles foothills above Irwindale, Fish Crk Cyn, from the mouth of the cyn at CalMat quarry upstream to falls 305 Comment
  POM4789  Aster greatae I. M. Johnston 1917-7-4 1427 Los Angeles Camp Baldy, San Antonio Canyon 1280 Comment
  RSA144636  Aster greatae Wesley O. Griesel 1961-9-2 s.n. Los Angeles Switzers Camp, Upper Arroyo Seco 762 Comment
  RSA90181  Astragalus bicristatus F. W. Peirson 1921-7-17 2510 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains 2058 Comment
  UCR186849  Astragalus brauntonii Naomi Fraga, Janell Cassianni, T. Thibault 2006-5-10 1679 Los Angeles Western Transverse Range; Santa Monica Mtns., open fuel break near trail edge on Temescal Ridge 305 Comment
  UCR190791  Astragalus didymocarpus R. G. Swinney 2001-4-18 7923 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  RSA599269  Astragalus didymocarpus var. didymocarpus Steve Boyd, Lauren Raz 1997-3-31 9443 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
  RSA415483  Astragalus douglasii var. douglasii Robert Gustafson 1977-4-20 431 Los Angeles Devils Punch Bowl County Park. 1220 Comment
  RSA0108864  Astragalus gambelianus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 SCa- 530 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach. 51 Comment
  LA205735  Astragalus lentiginosus var. variabilis O. A. Plunkett; 1926-4-3 Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  RSA718027  Astragalus leucolobus R. G. Swinney 1996-5-27 4746 Los Angeles NW of Wrightwood, c. 200 m N of Hwy. 2 at Mountain High Ski Resort, east runway. 11S MJ-3E, 0N 2073 Comment
  SBBG128192  Astragalus nevinii M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas 2000-7-19 2185 Los Angeles ca. 0.1 mi SW from the end of rd that runs S from Eel Point 27 Comment
  UCR94466  Astragalus pachypus var. pachypus Orlando Mistretta 1995-2-28 1521 Los Angeles San Gabriel Mtns., Carr Canyon 1067 Comment
  RSA674751  Astragalus purshii Scott D. White, Sandy Leatherman 2001-7-25 8728 Los Angeles San Gabriel Mts: Hawthorne Youth Camp. About 6 miles W of Wrightwood, just N of Big Pines Hwy, near Jackson Lake. 1860 Comment
  SEINET948675  Astragalus purshii Carl B. Wolf 1937-1 8743 Los Angeles Tehachapi Mountains., 1 mi, so. of Tejon Pass on Hungry Valley Road. 1280 Comment
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Jan 9 2019
  RSA599815  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-3-26 9389 Los Angeles Liebre Mountains region: Summit of Sierra Pelona Ridge near the divide between Martindale Canyon to the north and Spade Spring Canyon to the south. 1377 Comment
  SEINET893399  Astragalus tribuloides Leslie Freeman 1963-1 152 Los Angeles 10 mi. North of Castaic on U. S. 99 853 Comment
  RSA415729  Astragalus trichopodus var. lonchus C. Epling 1931-5-2 s.n Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UC128407  Astragalus trichopodus var. lonchus Marcus E. Jones, A. M. 1903-5-15 Los Angeles Catalina Island 30 Comment
  POM1742  Astragalus trichopodus var. lonchus D. L. Crawford, Otis Hiatt 1916-3-28 s.n Los Angeles Santa Monica Mountains. Comment
  RSA595999  Astragalus trichopodus var. phoxus L. C. Wheeler 1967-5-2 9253 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  CAS-BOT-BC200839  Astragalus trichopodus var. trichopodus Carl B. Wolf 1932-5-9 3433 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  OBI71769  Astragalus trichopodus var. trichopodus Suzan Barth, Steven Korenstein 1994-5-18 15 Los Angeles Towsley Cyn. Ed Davis Park 50 m S of upper parking lot 340 Comment
  RSA226015  Atriplex canescens subsp. canescens R. F. Thorne, C. W. Tilforth 1971-6-29 40681 Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  SD255702  Atriplex coronata Mitch Provance 2010-5-18 17485 Los Angeles Westernmost Mojave Desert: Western Antelope Valley, along Lancaster Rd., near entrance to cement plant, ca. 0.6 mile east of intersection of Lancaster Rd. and County Route N2. 1021 Comment
  UCR188677  Atriplex lentiformis subsp. breweri Tim Searl 2007-10-15 151007- 05 Los Angeles South Coast, Malibu Lagoon near 'Malibu Colony' along state park access road, just above water line; west of highway and north of Malibu Creek 1 Comment
  CAS-BOT-BC176358  Atriplex parryi A. D. E. Elmer 1902-6-1 3640 Los Angeles Lancaster Comment
  SD60280  Atriplex parryi C. B. Wolf 1932-8-11 4016 Los Angeles Ca. 2 blocks west of the center of town of Lancaster, Antelope Valley. 719 Comment
  SBBG98485  Atriplex semibaccata T. Ross 1991-5-22 5444 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 9 Comment
  SD112033  Atriplex semibaccata Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  UCR24093  Atriplex semibaccata John C. Roos 1937-9-7 s.n. Los Angeles Westwood Village, Los Angeles 90 Comment
  RSA478343  Atriplex serenana var. davidsonii George B. Grant, Walter Wheeler 1931 Los Angeles Santa Catalina Island. Comment
  LA202404  Atriplex suberecta Arthur C. Gibson; 2004-9-5 5061 Los Angeles Santa Monica Mountains, Liberty Canyon, near old homesteads, ca 150 m from eucalyptus grove, on state park land Comment
  SEINET4136203  Atriplex suberecta Howard C. Stutz 1988-10-4 89149 Los Angeles Grown in BYU greenhouse from seed collected 5 mi N of Lancaster.; 0 Comment
  RSA453966  Atriplex watsonii F. R. Fosberg 1931-5-20 S 4925 Los Angeles Santa Catalina Island. Ballast Point, Catalina Harbor. 1 Comment
  UCD56113  Avena barbata A. A. Beetle 1942-4-18 3248 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  RSA0042642  Avena barbata Greg Gillespie 1983-5-19 20 -83 Los Angeles Collected in burn area behind administration building at the Cal Poly Pomona campus. Comment
  RSA599112  Avena fatua V. W. Steinmann 1996-3-30 815 Los Angeles Pomona, Elephant Hill. 300 Comment
  RSA631379  Avena fatua Valerie L. Soza, LeRoy Gross 1999-5-10 455 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  SBBG12184  Avena fatua P. H. Raven 1962-5-8 17622 Los Angeles near summit above Wilson Cove 137 Comment
  SBBG98688  Avena fatua T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5052 Los Angeles ca. 650 ft SE of the air terminal, new airfield, N end of island 64 Comment
  RSA596697  Baccharis douglasii Steve Boyd, Lauren Raz 1996-9-24 8934 B Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  NY39303  Baccharis malibuensis R. M. Beauchamp 1991-8-26 s.n. Los Angeles Santa Monica Mountains; Stokes Canyon, on south-facing slope 213.4 Comment
  RSA599028  Baccharis pilularis L. C. Wheeler 1967-11-11 s.n. Los Angeles Santa Susana/San Gabriel Mountains: Newhall Creek, 0.2 mi. east of Fremont Pass Comment
  RSA706910  Baccharis pilularis Gary D. Wallace, M. Wallace 1985-3-2 2176 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  CAS-BOT-BC106755  Baccharis salicifolia Geo. B. Grant 1902-5-1 97 Los Angeles Los Angeles So. Cal. Comment
  UCR258904  Baccharis salicifolia R. G. Swinney 2010-4-30 12463 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  UCR4154  Baccharis salicifolia R. H. Sauer 1965-4-13 s.n. Los Angeles San Gabriel Mtns, Pasadena, Arroyo Seco Canyon, along road c. 2.5 miles into the canyon 426 Comment
  UC1118908  Baccharis salicifolia subsp. salicifolia A. D. Gifford 1935-2-7 425 Los Angeles mouth of Elizabeth Lake Canyon Tejon Quad. 365 Comment
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Jun 9 2014
  UC166762  Baccharis salicifolia subsp. salicifolia Geo. B. Grant 1904-5-5 97 Los Angeles Arroyo Seco Canyon San Gabriel Mts., Arroyo Seco Canyon 609 Comment
  UCR179609  Baccharis salicina R. G. Swinney 1992-11-11 1982 Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin, on Colby-Dalton Trail 366 Comment
  UC36767  Balsamorhiza deltoidea J. Burtt Davy May 9 1896-May 24 1896 Los Angeles Manzana Antelope Valley Comment
  CAS-BOT-BC100028  Balsamorhiza deltoidea Ernest C. Twisselmann 1962-4-18 6970 Los Angeles Tejon Ranch: Oso Canyon at Oso Corrals 1005 Comment
  SD72852  Bassia americana F. R. Fosberg 1931-8-19 7287 Los Angeles Compton, in vacant lot. Comment
  RSA651197  Berberis nevinii R. N. Berlin 1948-2-7 s.n. Los Angeles [El Monte] Library, [El Monte] Comment
  UC53911  Bidens laevis Ernest Braunton 1902-10-1 728 Los Angeles Oak Knoll Comment
  UC53984  Bidens laevis H. P. Chandler 1902-9-9 2079 Los Angeles Ballona Marshes Comment
  RSA670439  Bloomeria crocea I. W. Clokey, B. C. Templeton 1929-05 4543 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  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
  SEINET3243571  Bloomeria crocea var. aurea Unknown 1902-1 114 Los Angeles Garvanza, So Cal Comment
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Jan 11 2015
  RSA313427  Boechera californica T. S. Elias 1984-4-29 8330 Los Angeles Angeles National Forest; Glendora Ridge near Baldy Camp; along forest service road above ridge road Comment
  RSA608917A  Boechera californica L. C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1219 Comment
  RSA0025160  Boechera repanda Jane Tirrell 2012-6-19 LS 0072 Los Angeles Lily Spring; downslope from Pacific Crest Trail, approximately 0.5 mile northwest of Mt. Hawkins. 2480 Comment
  RSA177791  Bowlesia incana R. F. Thorne, P. Everett 1965-5-10 34488 Los Angeles Upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  RSA589329  Bowlesia incana T. S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8585 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  UCR264694  Bowlesia incana Mitch Provance, Callen Huff 2009-4-28 10738 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
  LA201685  Boykinia rotundifolia Arthur C. Gibson; 2003-5-30 4829 Los Angeles Comment
  LA201701  Boykinia rotundifolia Arthur C. Gibson; 2001-5-18 4830 Los Angeles SANTA MONICA MOUNTAINS, Big Sycamore Canyon, Point Mugu State Park, near boundary of Point Mugu State Park and Circle X. Comment
  RSA622843  Boykinia rotundifolia Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
  RSA737146  Boykinia rotundifolia Scott D. White, Justin M. Wood 2008-10-7 12552 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  SD181649  Brassica fruticulosa Valerie Soza, Steve Boyd and Gary Wallace 2000-3-28 654 A Los Angeles San Gabriel Mountains; Cobal Canyon, Claremont Hills Wilderness Park, at junction of main fire road and Thompson Creek. 518 Comment
  UCR273226  Brassica geniculata R. G. Swinney 2011-10-18 15823 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
  RSA652772  Brassica nigra Monica Acosta 1998-5-14 2 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. 225 Comment
  RSA482913  Brassica rapa Ora M. Clark 1929-1-13 1470 Los Angeles N of San Pedro. Comment
  HSC79905  Brickellia californica James Henrickson 1972-11-2 8097 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  LA203089  Brickellia californica Willis H. Wheeler; 1929-11-2 sn Los Angeles Live Oak Canyon 365 Comment
  CAS-BOT-BC106143  Brickellia nevinii E. L. Greene 1903-10-10 3731 Los Angeles San Antonio Canyon near Claremont Comment
  RSA515129  Brodiaea kinkiensis Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 805 -3 Los Angeles San Clemente Island. Waynuk Canyon, W slope of island. Comment
  LA201531  Brodiaea terrestris subsp. kernensis Arthur C. Gibson; 2001-4-11 4897 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  UCR204850  Bromus R. G. Swinney 2005-8-9 8417 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA199174  Bromus carinatus R. F. Thorne, D. Propst 1968-5-29 37692 Los Angeles Santa Catalina Island: upper Cape Canyon below reservoir 305 Comment
  SD252233  Bromus carinatus Steven A. Junak 1999-5-8 Sca 918 Los Angeles Santa Catalina Island. Fern Canyon, Cottonwood Canyon watershed, just upstream from fenceline, elevated floodplain. Comment
  CATA62  Bromus diandrus USC Wrigley Interns: Sabrina Lawrence-Gomez, Daniel Kasang, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-8 38 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  RSA127855  Bromus diandrus P. H. Raven 1959-4-4 13965 Los Angeles East of Zuma Beach, Santa Monica Mountains. 30 Comment
  RSA674726  Bromus diandrus Scott D. White, P. DeVries 2000-5-18 7921 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UCR178956  Bromus diandrus R. G. Swinney 1989-5-3 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon, 1.4 mi. northeast of Glendora Mountain Road 442 Comment
  UCR200002  Bromus diandrus Valerie Soza, Mariam Sidibeh 2003-3-26 1615 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  UCR204445  Bromus diandrus R. G. Swinney 2005-4-15 8215 Los Angeles San Gabriel Mtns., Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 351 Comment
  RSA621251  Bromus grandis L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  UCR271238  Bromus hallii R. G. Swinney 2011-6-1 14966 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 1073 Comment
  CATA1483  Bromus hordeaceus Mark L. Hoefs, Steven A. Junak 1996-4-30 2685 Los Angeles Santa Catalina Island: By road past Parson's Junction, toward west end, just before Starlight Beach 152 Comment
  RSA599844  Bromus hordeaceus Steve Boyd, Lauren Raz 1997-5-6 9761 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA600183  Bromus hordeaceus L. C. Wheeler 1968-3-17 s.n. Los Angeles West Fork Morgan Canyon at Ferguson Motorway. 412 Comment
  RSA650445  Bromus hordeaceus Vance Langford 1948-3-29 s.n. Los Angeles Corner of Olive Ave. and Kenneth road, Burbank. Comment
  RSA654301  Bromus hordeaceus Monica Acosta 1998-5-14 9 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. 225 Comment
  UCR153564  Bromus hordeaceus A. C. Sanders, T. B. Salvato 2005-4-26 29723 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  UCR271554  Bromus hordeaceus R. G. Swinney 2011-3-18 14148 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  LA13756  Bromus laevipes Carl Epling; 1925-4-18 6765 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UC1131219  Bromus madritensis subsp. rubens G. T. Nordstrom 1935-3-23 398 Los Angeles 1/2 mi w of Caswell's 914 Comment
  POM113992  Bromus pseudolaevipes Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA600353  Bromus pseudolaevipes Steve Boyd, Lauren Raz 1997-5-28 9886 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
  POM363924  Bromus rubens Gary D. Wallace 1979-4-19 1682 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  RSA0116843  Bromus rubens Richard G. Swinney 2010-5-25 12939 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA0119657  Bromus rubens R. G. Swinney 2014-4-30 16283 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA533417  Bromus rubens Timothy S. Ross 1991-4-21 4526 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  RSA533455  Bromus rubens Timothy S. Ross 1991-4-21 4545 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  UCD59650  Bromus rubens Robert F. Thorne; P. Everett 1965-5-10 34454 Los Angeles Around Echo Lake, Santa Catalina Island. 411 Comment
  UCR186799  Bromus rubens Gary Kovnat, LeRoy Gross 2003-2-2 12 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south west corner of meadow Comment
  UCR141155  Bromus tectorum June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  UCR223388  Bromus tectorum R. G. Swinney 2009-5-27 10860 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCSB49805  Bromus tectorum Black, Nan 1968-5-10 Los Angeles 25 yds S of Escondido Canyon Rd, 0.3 mi S of jct with State Highway 14 914 Comment
  RSA0019952  Bromus tectorum J. B. Feudge 1924-6-10 983 Los Angeles Big Pines, San Antonio Mountains 1982 Comment
  LA82411  Calandrinia ciliata O. H. Kappler; 1941-2-9 81 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  LA91495  Calandrinia ciliata Bruce Douglas Clayton; Greg Shaw 1972-4-15 96 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, upper canyon entrance. 585 Comment
  SEINET9097338  Calandrinia ciliata var. menziesii G. B. Grant 1903-1 128 Los Angeles Pasadena. Comment
  SEINET3364116 Image available Calochortus catalinae Marcus E. Jones 1982-5-1 3212 Los Angeles Los Angeles Comment
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Sep 16 2014
  UC440432  Calochortus catalinae Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Los Flores Canyon Santa Monica Mountains Comment
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Feb 1 2011
  IRVC26176  Calochortus clavatus Mark A. Elvin, Cathleen Weigand 2003-4-7 2436 Los Angeles Newhall Ranch, junction of Hasley Canyon and Castaic Creek Castaic Valley 335 Comment
  IRVC27979  Calochortus clavatus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26132 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA774240  Calochortus kennedyi Richard G. Swinney 2009-5-5 10628 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  LA22471  Calochortus palmeri C. M.; April 1947 sn Los Angeles San Gabriel Mountains, Glendora Mt. Road Comment
  SBBG126958  Calochortus palmeri var. palmeri A. Parikh, N. Gale 2011-7-6 3541 a Los Angeles rd to Barley Flats, 4 km W of Shortcut Stn, 1 km N of St Hwy 2 1675 Comment
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Jun 13 2015
  POM175379  Calochortus plummerae West, Helen E. Sweet, E. Crow 1930-7-11 s.n. Los Angeles Trail between Camp Coldbrook and Pine flats, San Gabriel Mountains. Comment
  RSA788644  Calochortus plummerae D. E. Bramlet 2011-6-16 4876 Los Angeles Upper Maple Canyon, 10m SW of Angeles Forest Hwy and 1.4 km east of Big Tujunga Rd. 917 Comment
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Aug 24 2014
  UCR149786  Calochortus plummerae Scott D. White, Pam Devries 2004-6-14 10494 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  RSA369051  Calochortus striatus Anstruther Davidson 1893-5-10 s.n. Los Angeles Lancaster. Comment
  RSA736007  Calochortus weedii var. intermedius Scott D. White, Justin M. Wood 2008-6-4 12053 Los Angeles Skyline Dr. E of Hacienda Blvd. SCE corridor at proposed tower 42. 366 Comment
  CAS-BOT-BC221402  Calystegia longipes Le Roy Abrams; E. A. McGregor 1908-6-19 385 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  RSA710601  Calystegia longipes R. K. Brummitt, S. D. Boyd 1998-5-25 20042 Los Angeles 17 km NNW of Castaic on Ridge Route, 9 km N of Templin Hwy. 1000 Comment
  UCR258843  Calystegia macrostegia R. G. Swinney 2010-3-22 12039 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR88672  Calystegia macrostegia Scott D. White, Chet McGaugh 1995-5-9 3021 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA422197  Calystegia macrostegia subsp. amplissima F. H. Elmore 1939-11-26 s.n. Los Angeles Wilson Cove, San Clemente Island Comment
  UCR273251  Calystegia macrostegia subsp. arida R. G. Swinney 2011-5-6 14622 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  LA200374  Calystegia macrostegia subsp. cyclostegia Carl Epling; M. Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA762263  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2594 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  UC126774  Calystegia sepium subsp. binghamiae Pupils of Los Angeles High School 1904-5 Los Angeles Near Los Angeles. Comment
  UCR149791  Camissonia bistorta Scott D. White, Pam Devries 2004-5-18 10440 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mtns. West of the I-5 Fwy, c. 4 mi N of the I-5 / SH-14 jtn. and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges 518 Comment
  RSA0106318  Camissonia bistorta Lyman Benson 1946-3-29 12288 Los Angeles Indian Hill, Claremont. 426 Comment
  UCR193667  Camissonia boothii R. G. Swinney 1999-6-28 7425 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  POM49681  Camissonia campestris subsp. campestris W. R. Dudley, F. H. Lamb 1896-6-12 4442 Los Angeles Near Gorman's Station. Comment
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Jan 27 2012
  RSA587372  Camissonia campestris subsp. campestris Orlando Mistretta 1995-4-25 1641 E Los Angeles San Gabriel Mountains, Kitter Canyon: near the confluence of Kitter Canyon and Little Rock Creek. 1098 Comment
  UC1871173  Camissonia campestris subsp. campestris T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4840 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA454035  Camissonia cheiranthifolia subsp. suffruticosa Baker 1941-07 20504 Los Angeles Redondo sandy beach. Comment
  POM179186  Camissonia guadalupensis subsp. clementina Blanche Trask 1903-06 164 Los Angeles San Clemente Island. Comment
  RSA730291  Camissonia hirtella R. G. Swinney 1998-8-1 6632 Los Angeles San Gabriel Mtns.: Vincent Gulch, 1.2 mi. SE of Vincent Gap Trail Head, c. 2 mi. east of the summit of Mt. Baden-Powell 1631 Comment
  HSC31660  Camissonia ignota Thomas E. Higley 1974-4-20 24 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  RSA616281  Camissonia ignota Louis C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  RSA549188  Camissonia intermedia Tim S. Ross, Peter Fritsch 1990-6-20 3652 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  SEINET7047921  Camissonia pallida subsp. pallida Steven R. Hill, Kate Kramer 2001-4-22 33370 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  UC494419  Camissoniopsis cheiranthifolia subsp. suffruticosa Philip A. Munz 1932-8-31 12815 Los Angeles on back beach Playa del Rey Comment
  RSA0094548  Camissoniopsis confusa Richard G. Swinney 2011-6-6 15002 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA0113438  Camissoniopsis confusa LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7541 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCD103466  Camissoniopsis hirtella A. C. Sanders; Helen Kennedy 2005-4-13 29409 Los Angeles Western San Gabriel/Liebre Mountains Region. Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  JEPS31788  Camissoniopsis hirtella C. E. Hutchinson 1892-6-4 Los Angeles San Gabriel Canyon San Gabriel Mts. 487 Comment
  LA26076  Camissoniopsis lewisii H. Lewis; 1953-4-10 sn Los Angeles Point Dume Comment
  UC10300  Capsella bursa-pastoris Harley P. Chandler 1897-1-6 Los Angeles Claremont 365 Comment
  LA32260  Capsella bursa-pastoris Peter H. Raven; Henry J. Thompson 1959-5-5 14145 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  CAS-BOT-BC17681  Carex alma Timothy S. Ross; J. Mark Porter 1995-5-4 8487 Los Angeles Liebre Mountains. Texas Canyon: ca. 3.6 road miles NE of Bouquet Canyon Road. 682 Comment
  RSA629681  Carex alma Scott D. White, David E. Bramlet 1998-8-11 7044 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA656846  Carex alma Valerie Soza, Laura Moore 2000-6-14 1019 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  UCR210136  Carex alma R. G. Swinney 2008-8-13 9394 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  SEINET7549362 Image available Carex alma Timothy S. Ross, J. Mark Porter 1995-5-4 8487 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. USGS 7.5' Green Valley Quadrangle. 623 Comment
  CAS-BOT-BC21307  Carex fracta John Thomas Howell 1947-7-18 23424 Los Angeles San Gabriel Mountains. Big Pines. 2103 Comment
  CAS-BOT-BC21314  Carex fracta Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabrile Mountains. East Fork Alder Creek off Big Tujunga, at below Charlton Flat. Comment
  RSA229085  Carex fracta Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38857 Los Angeles San Gabriel Mts., Angeles National Forest: Wet, open N-facing slope above Angeles Crest Hwy. at headwater of S Fork, Big Rock Creek, c. 1.7 mi. S of Dawson Saddle 2317 Comment
  LA200999  Carex globosa Carl Wishner; 1996-8-5 2352 Los Angeles SANTA MONICA MOUNTAINS, Corral Creek Divide, end of road, at the first outcrop NW of parking lot. 615 Comment
  UCR108340  Carex globosa L. C. Wheeler 1968-8-22 s.n. Los Angeles Transverse Range; San Gabriel Mtns., East Fork Big Santa Anita Canyon at Upper Clamshell Truck Trail 1433 Comment
  RSA756007  Carex praegracilis Orlando Mistretta, Christine Mistretta 2008-4-29 2551 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  RSA802558  Carex praegracilis Orlando Mistretta, Christine Mistretta 2011-7-6 5909 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA641429  Carex praegracilis L. C. Wheeler 1967-7-23 10153 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Spring. Comment
  RSA364691  Carex schottii Freda Detmers 1929-2-2 s.n. Los Angeles Verdugo Valley, Glendale. Comment
  CAS-BOT-BC117420  Carex senta R. F. Thorne; M. Z. Thorne 1967-7-19 37158 Los Angeles San Gabriel Mts., Angeles National Forest. Big Cienega Springs above Crystal Lake Rec Area 1981 Comment
  UC128650  Carex spissa J. H. Barber 1898-7-3 795 Los Angeles Santa Monica Canyon Comment
  JEPS45922  Carex subfusca Victor Duran 1933-7-21 3524 Los Angeles Buckhorn San Gabriel Mts., Buckhorn 1981 Comment
  CAS-BOT-BC115647  Carex triquetra Robert F. Thorne; Reed Clark Rollins; D. Propst; Roger Charles Carolin 1967-3-18 36752 Los Angeles Santa Catalina Island: lower end Bulrush Canyon. 182 Comment
  UCSB46564  Castilleja affinis subsp. affinis Welton, Patti 1983-3-28 Los Angeles On southwest side of Mulholland Hwy; 2.2 miles north of its junction with Malibu Canyon Road; Santa Monica Mtns 487 Comment
  RSA757320  Castilleja applegatei R. G. Swinney 2008-6-17 9054 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26. 2160 Comment
  RSA730601  Castilleja applegatei subsp. martinii Robert F. Thorne, M. Z. Thorne 1969-7-2 38208 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  POM4234  Castilleja applegatei subsp. martinii D. L. Crawford 1915-6-30 s.n. Los Angeles Bear Flats, mountains above Claremont 2134 Comment
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Jan 20 2011
  SFV5505  Castilleja exserta W. A. Kelley 1969-3-30 Los Angeles Santa Susana Mountains Santa Susana Pass, Chatsworth. Comment
  RSA578823  Castilleja foliolosa Tim S. Ross, Darin Banks 1994-4-13 7513 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  JEPS66319  Castilleja gleasoni L. R. Heckard 1971-5-25 2583 Los Angeles nw of Chilao Flat (near Horse Flat Campground); San Gabriel Mts. 1737 Comment
  JEPS23230  Castilleja linariifolia Rimo Bacigalupi with Reino Alava 1958-7-21 6461 Los Angeles 2.25 mi wnw Lake Hughes Post Office (in bed of Pine Creek, in San Andreas Rift Zone (fault valley), at n base of Sawmill Mtn. opposite Forsythe Canyon, Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Sawmill Mtn. 1075 Comment
  IRVC26134  Castilleja miniata B. C. Templeton 1932-7-20 5009 Los Angeles Big Pines Park, Angeles National Forest San Gabriel Mtns. 1982 Comment
  UCR194577  Castilleja miniata R. G. Swinney 1998-7-29 6536 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
  RSA733775  Castilleja miniata subsp. miniata R. G. Swinney 1998-7-29 6536 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp. 2110 Comment
  JEPS16155  Castilleja minor subsp. spiralis Rimo Bacigalupi with L. R. Heckard and G. T. Robbins 1953-6-14 4193 Los Angeles 2 mi s and above Sycamore Camp Ground (along the South Fork of Little Rock Creek); San Gabriel Mountains, South Fork of Little Rock Creek 1280 Comment
  RSA448773  Castilleja minor subsp. spiralis Christopher Davidson 1967-10-7 959 Los Angeles Mt. Baldy trail from Baldy Village, near Bear Flat. 1524 Comment
  UCR172448  Castilleja minor subsp. spiralis Anuja Parikh, Nathan Gale 2005-7-7 2127 Los Angeles Santa Clara River Valley, near confluence of Castaic Creek and the river, Newhall Ranch, study area 44 290 Comment
  RSA588065  Castilleja plagiotoma Orlando Mistretta 1994-4-15 1037 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1037 Comment
  RSA668077  Castilleja plagiotoma Michael C. Long, Ian Swift 2001-5-10 MCL- 557 Los Angeles Antelope Valley, Bob's Gap, ca. 0.25 mi SE of junction of Bob's Gap Road and Panorama Rd. (dirt). 1226 Comment
  UCR280759  Castilleja plagiotoma R. G. Swinney 2014-4-30 16302 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
  RSA620017  Casuarina equisetifolia LeRoy Gross 1998-11-21 103 Los Angeles San Gabriels Mountains: Henninger Flats. 762 Comment
  JEPS26576  Caulanthus cooperi Peter Kamb 1948-5-6 980 Los Angeles above Little Rock (desert foothills of San Gabriel Mts.); San Gabriel Mts. above Little Rock 975 Comment
  CAS-BOT-BC38299  Caulanthus cooperi Timothy S. Ross 1991-4-27 4646 Los Angeles Mojave Desert. Fort Tejon Road, 0.1 mile west of its junction with highway 138 (& hiking +-S to SSW). 1203 Comment
  SBBG72110  Caulanthus coulteri R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  UCR185596  Caulanthus coulteri A. C. Sanders 2007-4-25 33581 Los Angeles Tehachapi Mtns., Oso Canyon, 0.25 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1159 Comment
  SBBG70229  Caulanthus lasiophyllus R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA596426  Caulanthus major Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3361 Los Angeles Big Rock Creek canyon. 120m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1731 Comment
  RSA187788  Ceanothus arboreus Robert F. Thorne 1966-4-29 36321 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake. 412 Comment
  RSA592171  Ceanothus crassifolius Louis C. Wheeler 1967-5-2 9275 Los Angeles San Gabriel Mountains. North side foothills ca. 0.3 mi. west of LA Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles County firearms closure map. 396 Comment
  UC1071004  Ceanothus crassifolius P. L. Johannsen 1934-2-2 276 Los Angeles San Fernando Pass Santa Susana quad Comment
  SBBG71371  Ceanothus crassifolius var. planus M. N. Ackley -Feb-1928 922 Los Angeles Annandale 243 Comment
  RSA399018  Ceanothus cuneatus F. R. Fosberg 1931-3-1 s 4228 Los Angeles Topanga Canyon, Wildwood, Santa Monica Mountains. 220 Comment
  RSA596051  Ceanothus cuneatus var. cuneatus Tim S. Ross, J. Mark Porter 1995-5-4 8428 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA599794  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-25 9287 A Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  JEPS42304  Ceanothus greggii var. vestitus F. W. Peirson 1919-5-10 415 Los Angeles Mt. Gleason; San Gabriel Mts., Mt. Gleason 1219 Comment
  RSA229157  Ceanothus greggii var. vestitus Robert F. Thorne, C. W. Tilforth 1971-6-30 40839 Los Angeles San Gabriel Mts., Angeles National Forest: 1.6 miles above Little Sycamore Campground along Little Rock Creek 1280 Comment
  POM184710  Ceanothus integerrimus Joseph A. Ewan 1932-6-17 7240 Los Angeles Summit San Gabriel Peak, San Gabriel Mountains. Comment
  RSA95403  Ceanothus integerrimus F. W. Peirson 1919-6-14 729 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  CAS-BOT-BC50530  Ceanothus leucodermis J. H. Thomas 1957-5-8 6743 A Los Angeles San Gabriel Mts., about 10 miles NE of Pasadena 1371 Comment
  CHSC95914  Ceanothus leucodermis LeRoy Gross; Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 925 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1) UTM Zone; 3788700N 0398715E. 1677 Comment
  HSC12328  Ceanothus leucodermis Wendell Wood 1970-6-24 42 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  UCR252571  Ceanothus leucodermis R. G. Swinney 2010-6-21 13255 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  CLARK-A1528-3913  Ceanothus megacarpus John C. Roos 1943-3-30 2599 Los Angeles Santa Monica Mountains Comment
  LA44911  Ceanothus megacarpus C. & M. Epling; May 1925 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA127440  Ceanothus megacarpus H. J. Thompson 1959-3-22 1867 Los Angeles 1 mi. N of Tapia Park, Las Virgenes Rd., north of Malibu. 213 Comment
  CAS-BOT-BC51432  Ceanothus megacarpus var. megacarpus Henry J. Thompson 1959-3-22 1867 Los Angeles 1 mile North of Tapia Park, Las Virgenes Road, North of Malibu Canyon 213 Comment
  CAS-BOT-BC50453  Ceanothus oliganthus A. Davidson M. D. 1891-1-1 s.n. Los Angeles Near Los Angeles Comment
  CAS-BOT-BC50464  Ceanothus oliganthus Timothy S. Ross 1993-6-1 7350 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), 768 Comment
  POM126296  Ceanothus oliganthus var. oliganthus V. Newsom, M. Hilend 1927-4-13 s.n. Los Angeles Hills S.W. of Newhall. Comment
  RSA719641  Ceanothus oliganthus var. oliganthus R. G. Swinney 1998-3-14 5915 Los Angeles Evey Canyon, ca. 0.75 mi. W of Mt. Baldy Rd., ca. 0.3 mi. NE of Potato Mtn. 793 Comment
  UCD112297  Ceanothus oliganthus var. oliganthus James Dilley 1997-2-8 s.n. Los Angeles Verdugo Mountains, in the San Fernando Valley. La Tuna Canyon Park about 1.2 miles up trail. 609 Comment
  RSA1139  Ceanothus spinosus E. R. Johnson 1929-3-31 1252 Los Angeles Mulholland Drive. Comment
  UC1071379  Ceanothus spinosus H. A. Jensen 1933-4-10 287 Los Angeles Hollywood Lake 243 Comment
  SEINET11736959  Cedrus atlantica Unknown 1946-1 s.n. Los Angeles Pasadena Comment
  UCR148896  Centaurea maculosa J. Skelton 2002-7-22 PDR 053583 Los Angeles [Lancaster?] Avenue G and 210th Street West 1037 Comment
  LA94402  Centaurea melitensis A. M. Johnson; 1932-5-30 4116 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  CAS-BOT-BC272064  Centaurea melitensis T. Mosquin 1959-5-30 3303 Los Angeles Hills west of Avalon, Catalina Island Comment
  CDA29513  Centaurea solstitialis Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  SEINET8734806 Image available Centaurea solstitialis F. R. Fosberg 1931-1 55041 Los Angeles Middle Ranch Canyon; Santa Catalina Island Comment
  UC72147  Centaurium venustum Geo. B. Grant 1901-1 441 Los Angeles Oak Knoll Pasadena Comment
  RSA774740  Centrostegia thurberi R. G. Swinney 2009-6-17 11170 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  SD214614  Centrostegia thurberi Darley F. Howe 1947-5-5 1537 Los Angeles Palmdale Comment
  SEINET3259907 Image available Cercocarpus betuloides R. G. Swinney 2008-3-31 8582 Los Angeles San Gabriel Mtns.; Glendora Mountain summit. 1003 Comment
  LA52112  Cercocarpus betuloides var. betuloides A. M. Johnson; 1927-11-11 2702 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA639752  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1946-8-25 6242 Los Angeles San Gabriel Mountains: Near Soldier Creek on Coldbrook, Crystal Lake Road. 1524 Comment
  RSA717614  Cercocarpus betuloides var. betuloides Gary D. Wallace 1987-5-5 2646 Los Angeles Monrovia. Gold Hill. Comment
  UCR271547  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-11-3 15993 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  UC1971390  Cercocarpus ledifolius Louis C. Wheeler 1946-8-25 6236 Los Angeles San Gabriel Mountains; northerly end Pine Flats. Comment
  RSA643970  Cercocarpus ledifolius var. intermontanus Victor W. Steinmann 1996-6-17 921 Los Angeles San Gabriel Mountains., ca. 2.5 km (by air) south-southwest of Mt. San Antonio, along Baldy Trail. 2550 Comment
  CAS-BOT-BC279528  Chaenactis artemisiifolia Alice Eastwood 1906-5-27 106 Los Angeles Country adjacent to Los Angeles. Laurel Canyon Comment
  JEPS30570  Chaenactis fremontii Donald M. Kyhos 1957-4-26 57 -76 Los Angeles center of Antelope Valley Comment
  SD30668  Chaenactis glabriuscula var. denudata Edith A. Purer 1935-5-12 6593 Los Angeles El Segundo Comment
  CHSC98403  Chaenactis glabriuscula var. glabriuscula LeRoy Gross 2001-5-6 381 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. Sunny open southeast facing slope near ridgetop. Comment
  RSA647865  Chaenactis glabriuscula var. glabriuscula LeRoy Gross, Laura Moore 2000-6-5 223 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  UCR270527  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-13 12180 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA0001019  Chaenactis santolinoides L. R. Abrams 1902-6-29 2589 Los Angeles Summit of Mt. Wilson. Comment
  OBI2897  Chaenactis xantiana Lewis S. Rose 1968-4-5 68018 Los Angeles 10 mi E of Gorman 853 Comment
  HSC7983  Chamaesyce albomarginata C. S. Apperson 1967-6-3 Los Angeles 12 mi. W on Ave. D off of the Sierra Hwy. 762 Comment
  UC1063756  Cheilanthes covillei Jerome S. Horton 1937-6-10 460 Los Angeles near Shelter House at Fern Canyon Dam; Pomona Quadrangle Comment
  POM9913  Cheilanthes covillei F. W. Peirson 1921-5-3 2404 Los Angeles Bear Canyon Ridge west of Mt. Lowe 1219 Comment
  SFV7059  Chenopodium T. Gordon, M. H. Grayum 1974-9-11 657 Los Angeles San Fernando Valley Los Angeles, Northridge. Paggi's cornfield on Zelzah near Lassen, CSUN campus. Comment
  RSA610543  Chenopodium album L. C. Wheeler 1968-8-20 s.n. Los Angeles Los Pinetos Canyon Spring. 854 Comment
  RSA423284  Chenopodium album Gertrude Dunn 1930-8-9 s.n. Los Angeles Whittier. Comment
  UCR125238  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25521 Los Angeles NE end of Santa Susana Mtns., Santa Clara River Valley, south side at edge of farm fields near mouth of 'Long Canyon' c. 1 km due south of Del Valle 274 Comment
  RSA246432  Chenopodium berlandieri var. sinuatum F. R. Fosberg 1931-7-13 5376 Los Angeles Santa Catalina Island. Middle Ranch Canyon. 200 Comment
  UCD97900  Chenopodium berlandieri var. zschackei W. M. Phillipson 1915-1 s.n. Los Angeles Monrovia. Comment
  POM219206  Chenopodium botrys L. C. Wheeler 1932-5-26 750 Los Angeles San Gabriel wash at Arrow Highway. 107 Comment
  RSA481992  Chenopodium botrys Richard Noyes 1988-9-18 743 Los Angeles San Antonio Canyon. Rocky wash behind San Antonio Dam. 701 Comment
  RSA706649  Chenopodium botrys A. C. Sanders, Mark Elvin 2002-6-20 25218 Los Angeles NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  RSA596026  Chenopodium californicum T. S. Ross, J. Mark Porter 1995-5-4 8446 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  SBBG59500  Chenopodium californicum S. A. Junak with K. Kirkland 1998-5-2 SCa 651 Los Angeles near top of coastal bluffs, at end of ridge SW of Pk 1245, ca. 1 air mi W of East Pk 228 Comment
  CATA1167  Chenopodium murale Mark L. Hoefs 1995-5-30 2160 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  POM18756  Chenopodium murale P. A. Munz 1923-4-9 6689 Los Angeles San Clemente Island. Lemon Tank. Comment
  RSA522970  Chenopodium murale T. S. Ross 1991-2-23 4084 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  SBBG98535  Chenopodium murale T. Ross 1991-5-21 5414 Los Angeles upper reaches of Box Cyn, SW side of island 403 Comment
  SD237387  Chorispora tenella A. C. Sanders 2010-3-30 37708 Los Angeles Mojave Desert: Antelope Valley, east of Lancaster and south of Redman, 90th St. East 0.35 mi. north of Ave H (Alpine Butte 7.5'Q) 726 Comment
  CAS-BOT-BC250939  Chorizanthe parryi var. fernandina Mark A. Elvin; Cathleen Weigand 2003-4-8 2453 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Hasley Canyon and Castaic Creek, N of Hwy 126 319 Comment
  CAS-BOT-BC244800  Chorizanthe staticoides John Thomas Howell 1931-5-29 6585 Los Angeles Santa Susana Pass. On a burn in chaparral Comment
  RSA512151  Chorizanthe staticoides S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. 884 Comment
  RSA660994  Chorizanthe staticoides LeRoy Gross 2001-5-28 414 Los Angeles Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City. 549 Comment
  SBBG62203  Chorizanthe staticoides J. Ewan 1929-7-10 Los Angeles trail to Barley Flats 1524 Comment
  SEINET12765195  Chorizanthe staticoides Barbara Ertter 1988-5-23 7479 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2).; 0 Comment
  RSA599769  Chorizanthe watsonii Steve Boyd, Dave Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs 1997-5-10 9788 Los Angeles Liebre Mountains region: Extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  RSA0087031  Chorizanthe xanti var. xanti R. G. Swinney 2010-6-1 13079 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  RSA578518  Chorizanthe xanti var. xanti Tim S. Ross, S. D. Boyd 1994-6-22 8002 Los Angeles Fish Canyon: ca 380 m due W of Cienaga Spring; ca 2730 m NE of its confluence with Castaic Creek. 604 Comment
  UCR48838  Chrysanthemum coronarium David Charlton 1987-6-15 1081 Los Angeles Lomita, Alexander Fleming Jr. High School, near Walnut Street and 256th St. Nearest main streets are Pacific Coast Hwy and Western Ave. 15 Comment
  RSA788825  Chrysolepis sempervirens Jane Tirrell 2012-7-10 LS 0100 Los Angeles Saddle along Pacific Crest Trail approx. 0.75 east of Windy Gap 2520 Comment
  UCR162591  Chrysothamnus nauseosus Anuja Parikh, Nathan Gale 2004-7-12 2084 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 22), ridges south of upper Potrero Canyon 427 Comment
  POM294584  Chrysothamnus nauseosus subsp. mohavensis Lyman Benson 1945-1-20 11598 Los Angeles Crystal Lake Recreation Area, North Fork of San Gabriel River 1890 Comment
  UC1186520  Chylismia claviformis subsp. claviformis E. G. Linsley and J. W. MacSwain 1960-5-6 60 -55 Los Angeles 20 mi w Lancaster Comment
  CDA1277  Cirsium mohavense T. C. Fuller 1958-8-6 2083 Los Angeles 4 mi. N/ Lancaster; adj. to r.r. Comment
  CAS-BOT-BC285410  Cirsium occidentale var. californicum Le Roy Abrams; E. A. McGregor 1908-6-19 321 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  SDSU3782  Cirsium occidentale var. californicum Gerald Collier 1951-5-5 M 582 Los Angeles Santa Ana Canyon, San Gabriel Mtns. about 5 miles north of Santa Anita dam. Comment
  UCR139883  Cirsium occidentale var. californicum Scott D. White 1997-5-8 5084 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  RSA0024629  Cirsium vulgare Duncan S. Bell, Caitlin Elam 2013-6-24 5283 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA584951  Cistanthe monandra Timothy S. Ross, Steve Boyd 1991-4-25 4586 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fk of the San Gabriel River). 731 Comment
  RSA595622  Cistanthe monandra L. C. Wheeler 1967-5-9 9383 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA762288  Cistus creticus Orlando Mistretta, Christine Mistretta 2008-5-5 2648 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  CAS-BOT-BC223883  Cistus salviifolius Tim Ross; Walter Appleby 1993-4-15 6822 Los Angeles Western San Gabriel Mtns: Southerly draw ca 515 m SSW of May Canyon Saddle, draining to Wilson Canyon; disturbed area on N side of Loop Canyon Road 1011 Comment
  UCR111506  Cistus villosus A. C. Sanders, D. Malueg 1998-6-22 22030 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  UCR229489  Clarkia Jeremiah George 2011-7-19 s.n. Los Angeles South Coast, Palos Verdes Estates, east of end of Via Tejon at Malaga Dune 62 Comment
  POM145749  Clarkia bottae Thomas Craig 1927-6-19 495 Los Angeles 10 miles west of Ravenna. Comment
  RSA240683  Clarkia bottae Donald R. Bissing 1973-5-18 85 Los Angeles Evey Canyon, San Gabriel Mountains: roadside 0.4 mile from mouth of canyon. 732 Comment
  RSA448248  Clarkia bottae Robert M. Perkins 1936-4-27 180 Los Angeles Muholland drive. 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
  UCR281956  Clarkia dudleyana R. G. Swinney 2014-5-15 16535 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA3545  Clarkia epilobioides Carl B. Wolf 1932-5-9 3489 Los Angeles At 2nd group of mine workings in left (east) fork of Pebbly Beach Canyon, Santa Catalina Island. 244 Comment
  RSA448273  Clarkia epilobioides Geo. L. Moxley 1915-5-31 s.n. Los Angeles Sturdevant s Trail. San Gabriel Mountains. Comment
  UCR99486  Clarkia heterandra Steve Boyd, Lauren Raz 1997-5-20 9795 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  UC1018318  Clarkia purpurea subsp. quadrivulnera H. Lewis and M. Lewis 1947-5-7 210 Los Angeles 0.9 mi n Ranger Station (Decker Road); Santa Monica Mts. Comment
  LA45671  Clarkia unguiculata A. M. Johnson; 1934-5-4 4469 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  UCSB68615  Clarkia unguiculata Gross, LeRoy 2003-6-19 Los Angeles Verdugo Mtns region: N side of mtn: west of Haines Canyon Park, off Estepa Dr in Tujunga, Follow a ridge sw, then drop down from ridge w into a small tributary nw of this ridge, tributary n of 210 fwy, S of freeway tributary will drain into La Tuna Canyon 457 Comment
  UC1719584  Clarkia xantiana subsp. parviflora Monica Geber with Vincent Eckhart 1995-6-6 Los Angeles Northern foothills of San Gabriel Mountains, off L. A. County Road just W of the mouth of the canyon of Big Rock Creek, about 2 km SE of Valyermo Post Office. Comment
  UCR186764  Claytonia parviflora T. B. Salvato, Sandra Murcia 2007-3-28 2007 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  RSA563506  Claytonia parviflora subsp. parviflora Timothy S. Ross, W. Appleby 1993-5-13 7118 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA466716  Claytonia parviflora subsp. parviflora Thekla Mohr 1899-04 1591 Los Angeles Eaton Canyon. Comment
  RSA0026281  Claytonia peirsonii subsp. peirsonii Thomas Stoughton, Jose D. Zuniga 2013-4-1 1706 Los Angeles Near the Devil's Punchbowl County Park 1605 Comment
  RSA729104  Claytonia perfoliata R. G. Swinney, D. W. Larson 1999-7-21 7564 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  SFV1191  Claytonia perfoliata P. G. Kilburn 1958-3-29 668 Los Angeles Santa Susana Mountains Oat Mountain, Phil Gentile Ranch. On north slope, 200 yards west of road. Comment
  CAS-BOT-BC91376  Clematis lasiantha John Thomas Howell 1928-3-4 3372 Los Angeles Santa Monica Mountains, northeast of Pacific Palisades. Comment
  HSC24470  Clematis ligusticifolia R. F. Thorne, M. Z. Thorne 1969-7-10 38438 Los Angeles Angeles National Forest, 1.5 miles W of Wrightwood 1951 Comment
  RSA650756  Cleome isomeris Eleanor McClung 1937-3-14 20 Los Angeles Palos Verdes Comment
  SBBG70277  Cleomella obtusifolia Anstruther Davidson -Jul-1892 Los Angeles Lancaster Comment
  UCR52313  Cnicus benedictus A. C. Sanders, B. Pitzer, B. L. Phillips, C. Sylber 1988-7-6 7987 Los Angeles Mojave Desert, SW part of the city of Lancaster, [Quartz Hill] east side of 40th Street West at Ave. L-6 747 Comment
  UCR185581  Collinsia bartsiifolia A. C. Sanders 2007-4-25 33567 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA408412  Collinsia bartsiifolia var. davidsonii N. C. Cooper 1949-4-19 3612 Los Angeles Mojave Desert, Lancaster. 762 Comment
  SEINET12268905  Collinsia bartsiifolia var. davidsonii J. F. Bright, Wyman, C. 1931-1 5289 Los Angeles in Antelope Valley Comment
  LA52021  Collinsia heterophylla Bonnie Templeton; 1939-4-26 4586 Los Angeles SANTA MONICA MOUNTAINS, Pacific Palisades, Huntington Palisades. 640.0 Comment
  UCR252560  Collinsia heterophylla R. G. Swinney 2010-6-21 13269 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  UCR99360  Collinsia parryi Steve Boyd, Lauren Raz 1997-4-30 9628 Los Angeles Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine 915 Comment
  JEPS7049  Collinsia torreyi var. wrightii Frank W. Peirson 1922-7-5 3156 Los Angeles Big Pines; San Gabriel Mtns 2103 Comment
  UC1611555  Colutea arborescens Tim Ross, Walter Appleby 1993-6-8 7373 Los Angeles just e of the Forest Service Station (off the w side of Little Tujunga Road, at head of draw draining se to Pacoima Canyon, San Fernando 7.5' quad, near ctr W/2 sec 7); Western San Gabriel Mountains, Bear Divide 792 Comment
  CAS-BOT-BC59719  Comarostaphylis diversifolia subsp. planifolia H. E. Hasse 1906-1-1 s.n. Los Angeles Santa Monica Range. Comment
  CATA3052  Comarostaphylis diversifolia subsp. planifolia Amy Catalano 2016-3-25 064 Los Angeles Santa Catalina Island: Fern Canyon, about 0.6 miles up canyon, just above drainage bottom, south side 172 Comment
  LA32183  Conium maculatum Peter H. Raven; Henry J. Thompson 1959-6-4 14345 Los Angeles Santa Monica Mountains, Point Dume 12 Comment
  UC1929751  Constancea nevinii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 147 Los Angeles Channel Islands; San Clemente Island: Top of cliffs of steepish bluffs. Comment
  POM307073  Convolvulus arvensis Henry J. Ramsey, Henry J. Ramsey, Don Ramsey 1937-8-19 1933 Los Angeles Below north Whittier Heights Comment
  RSA586064  Conyza canadensis Orlando Mistretta 1995-10-2 1930 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  RSA412324  Cordylanthus nevinii H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  RSA774802  Cordylanthus nevinii R. G. Swinney 2009-7-23 11398 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  JEPS70063  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-29 2843 Los Angeles ca. 3 mi sw Old Topanga Canyon Rd. (Mulholland road); Santa Monica Mts. 426 Comment
  CAS-BOT-BC287752  Coreopsis bigelovii Geo. B. Grant 1908-4-23 5424 Los Angeles Saugus Comment
  RSA591923  Coreopsis bigelovii L. C. Wheeler 1967-5-8 9322 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  UC761896  Coreopsis bigelovii R. F. Hoover 1938-4-16 3120 Los Angeles near Bailey's; Upper Antelope Valley Comment
  UC1536842  Coreopsis calliopsidea G. H. True Jr. 1935-3-28 183 Los Angeles 2 mi s of Palmdale (.5 mi e of main highway) Comment
  CAS-BOT-BC105714  Corethrogyne filaginifolia Ernest Braunton 1902-8-1 646 Los Angeles Los Angeles Comment
  JEPS126514  Corethrogyne filaginifolia Staci Markos 2001-9-18 193 Los Angeles Angeles National Forest, 6 miles west of Three Points on N2 (Pine Canyon Road). Comment
  JEPS30640  Corethrogyne filaginifolia Peter H. Raven and Henry J. Thompson 1959-9-27 14507 Los Angeles Sepulveda Canyon Santa Monica Mountains, Sepulveda Canyon 243 Comment
  LA205797  Corethrogyne filaginifolia Louis Wheeler; 1933-9-26 2133 Los Angeles San Gabriel Mountains, San Gabriel Canyon 335 Comment
  UCR252728  Corethrogyne filaginifolia R. G. Swinney 2010-9-1 13661 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  SD38614  Corethrogyne filaginifolia var. filaginifolia Edith A. Purer 1931-2-21 Los Angeles El Segundo Comment
  SD85059  Corethrogyne filaginifolia var. filaginifolia E. R. Blakley 1961-9-23 4740 Los Angeles Santa Catalina Island; bluffs between Isthmus and Fisherman's Cove. 45 Comment
  UCSB6764  Corethrogyne filaginifolia var. filaginifolia Gill, Robert 1959-10-4 Los Angeles San Antonio Canyon; San Gabriel Mt. Range; Pacific Slope Drainage Area 1036 Comment
Read comments
Apr 11 2014
  POM163412  Corethrogyne filaginifolia var. virgata R. L. Armacost 1928-9-30 s.n. Los Angeles Sawtelle. Comment
  SBBG130570  Cotula australis S. A. Junak 2000-4-1 SCa 1155 Los Angeles Cherry Valley, just inland from main rd, along trail 60 Comment
  CAS-BOT-BC291374  Cotula coronopifolia I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough (Laguna Dominguez) Comment
  RSA250639  Crassula connata R. F. Thorne 1971-4-2 41414 Los Angeles Johnson's Pasture, N. of Mountain Avenue, Claremont 549 Comment
  RSA675820  Crassula connata LeRoy Gross 2003-3-7 771 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  RSA747362  Crassula connata R. G. Swinney 2008-3-26 8563 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA423458  Crassula connata var. erectoides Ora M. Clark 1929-3-24 1795 Los Angeles Santa Susana Mtns. Comment
  RSA723434  Crassula connata var. erectoides M. B. Dunkle 1929-4-21 2139 Los Angeles Santa Catalina Island: Rock Spring Canyon. Comment
  RSA533977  Crassula connata var. erectoides Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5179 Los Angeles San Clemente Island. 1100 feet SSW of Twin Dams, 1450 feet NNW of Bolder marker. 491 Comment
  UC73466  Crocanthemum scoparium var. vulgare Miss E. D. Palmer 1904-11-1 Los Angeles vicinity Los Angeles Comment
  SBBG95406  Crossosoma californicum M. B. Dunkle 1928-5-13 1942 Los Angeles Coach Rd, Wishbone Loop Comment
  JEPS52475  Croton californicus Jos. Burtt Davy 1896-10-18 2883 Los Angeles Pomona Comment
  UCR125629  Croton californicus A. C. Sanders 2003-5-26 26855 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR205543  Croton californicus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36909 Los Angeles San Gabriel Valley, South El Monte, north side of San Gabriel River between Peck Rd. and Hwy 60, adjacent to storage facility under SCE power lines 73 Comment
  POM2752  Croton californicus var. tenuis C. F. Baker 1903-10-1 3700 Los Angeles Claremont. Comment
  RSA781934  Croton setiger A. C. Sanders, Dan S. Cooper 2010-8-5 38557 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  UC1259360  Crypsis schoenoides Barry Hammel 1976-8-2 402 Los Angeles Little Rock Reservoir Angeles National Forest, San Gabriel Mountains 1036 Comment
  UCR126359  Crypsis schoenoides A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27130 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  CATA1340  Crypsis vaginiflora Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2443 Los Angeles Santa Catalina Island: Haypress Reservoir 420 Comment
  CAS-BOT-BC189247  Cryptantha Louis C. Wheeler 1968-4-26 s.n. Los Angeles Head of Bad Canyon at Santa Clara Divide Road, San Gabriel Mountains 1303 Comment
  RSA756949  Cryptantha barbigera Orlando Mistretta, Christine Mistretta 2008-4-16 2474 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  SBBG18987  Cryptantha barbigera M. A. Piehl 1963-5-30 63489 Los Angeles just W of Rocky Pt Cmpgrd, Littlerock Reservoir ca. 5.5 mi SW of Littlerock 914 Comment
  RSA515213  Cryptantha circumscissa Steve Boyd 1986-3-30 1511 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  SD215427  Cryptantha circumscissa Steve Boyd, Lauren Raz 1997-3-25 9275 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Crek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 975 Comment
  RSA0030708  Cryptantha circumscissa Pam De Vries 2014-3-25 7869 Los Angeles Mojave Desert (West); Little Buttes 7.5 USGS quadrangle. Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138., Near 381932E; 3847657 N (WGS 84); (34.76424N, 118.29015W). 735 Comment
  SBBG63665  Cryptantha corollata R. Hoffmann 1929-4-27 Los Angeles Little Rock Dam Comment
  JEPS85157  Cryptantha decipiens Roy E. Buck and Rexford Palmer 1989-4-28 1225 Los Angeles 1.1 air km ene Pyramid Rock summit (between Interstate 5 and Pyramid Dam, e of small draining canyon s of Posey Canyon, 22 air km nw of Castaic) 929 Comment
  UCSB69255  Cryptantha decipiens Gross, LeRoy 2005-4-28 Los Angeles Transverse Ranges; San Gabriel Mtns. Region; ridgeline to Mt. Emma and cyn. S of this ridge, W from Mt. Emma; East of Mt Emma Rd.; Near 34.45864N, 118.08684W to 34.46310N, 118.07530W; (Pacifico Mtn. 7.5 Quad.; T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6 1413 Comment
  RSA164777  Cryptantha echinella Wesley O. Griesel 1963-7-11 824 Los Angeles Blue Ridge. 2530 Comment
  RSA594616  Cryptantha flaccida L. C. Wheeler 1967-5-8 9332 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  POM368247  Cryptantha intermedia Jack Rempel 1932-4-24 15250 Los Angeles El Segundo. Comment
  POM368254  Cryptantha intermedia Elbert Benjamine 1929-3-3 58 Los Angeles Tujunga. Comment
  SBBG14259  Cryptantha intermedia M. A. Piehl 1962-6-10 62385 Los Angeles just E of Thirst 304 Comment
  UC450111  Cryptantha intermedia Ernest Braunton Mar 1903 837 Los Angeles Playa del Rey 76 Comment
  UC56863  Cryptantha intermedia R. D. Williams 1902-2-12 Los Angeles Claremont Comment
  UC598546  Cryptantha intermedia John Bright 1936-4-16 12712 Los Angeles Santa Monica Mts. Comment
  UCR251876  Cryptantha intermedia Victoria M. Woods, David G. Cook 2014-5-10 27 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, Potato Mountain Trail at Baldy Mtn. Rd turnoff 1043 Comment
  CDA40510  Cryptantha maritima G. D. Barbe, T. C. Fuller 1973-4-9 1199 Los Angeles 8 miles west of U.S. 395 at Victorville, 22.2 miles east of Pearblossom on S.R. 18. 0 Comment
  IRVC29584  Cryptantha micrantha var. lepida A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26195 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  RSA656781  Cryptantha micromeres Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 711 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. 548 Comment
  UCD119950  Cryptantha muricata Geoffrey Levin 1974-4-27 39 Los Angeles San Antonio Canyon below San Antonio Canyon Dam, San Gabriel Mountain Range. 579 Comment
  RSA0092533  Cryptantha muricata var. jonesii R. G. Swinney 2011-6-22 15247 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
  RSA0079277  Cryptantha muricata var. muricata Steve Boyd, Thomas Elias 1987-4-14 2041 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora. Comment
  RSA0110199  Cryptantha muricata var. muricata Richard G. Swinney 2011-5-16 14728 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA0079221  Cryptantha muricata var. muricata W. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Angeles National Forest: Sawmill Campground, Sawmill Mt. 1615 Comment
  RSA0079620  Cryptantha muricata var. muricata Chung-Hsin Chung 1931-2-26 s.n. Los Angeles Griffith Park. Comment
  CHSC99838  Cryptantha nevadensis LeRoy Gross 2005-5-3 2215 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T4N, 5N R9W, 10W S6, 1,31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1119 Comment
  RSA229033  Cryptantha nevadensis var. rigida R. F. Thorne 1971-6-30 40787 Los Angeles Along open sandy flats along dessicated branch of S Fork of Little Rock creek 1.8 miles below Alder Saddle in Pinyon Flats area, 1555 Comment
  RSA353858  Cryptantha nevadensis var. rigida R. F. Thorne 1973-5-11 43572 Los Angeles along Mt. Emma Road, 10 mi. W of Little Rock Creek below the dam 1036 Comment
  RSA725116  Cryptantha oxygona Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -54 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
  RSA0079036  Cryptantha pterocarya var. pterocarya LeRoy Gross 2005-4-28 2147 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
  UCR138550  Cryptantha pterocarya var. pterocarya Steve Boyd, Orlando Mistretta 1986-3-31 1520 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  UCR261881  Cryptantha pterocarya var. pterocarya Tim Thomas 2014-5-4 6289 Los Angeles Mojave Desert, Antelope Valley, 2.6 miles north of Neenach, just east of aqueduct just south of Ave A 884 Comment
  UCR89459  Cryptantha similis T. S. Ross, Steve Boyd, L. Arnseth 1991-4-30 4970 Los Angeles San Gabriel Mtns., Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  RSA608360  Cryptantha simulans L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  RSA584912  Cucurbita foetidissima Tim Ross 1992-6-15 6570 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills); upper end of Turnbull Canyon. 213 Comment
  CAS-BOT-BC224480  Cuscuta californica I. M. Johnston 1917-8-22 1686 Los Angeles San Antonio Mountains. Pine Mt. 2438 Comment
  CAS-BOT-BC224493  Cuscuta californica Timothy S. Ross; Steve Boyd 1994-9-21 8286 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA657937  Cuscuta californica Joseph M. Keefe 2000-12-12 s.n. Los Angeles Fire Road east of Aviation Buildings, Glendale College, 1500 North Verdugo Road, Glendale, 91208. 244 Comment
  UCR11933  Cuscuta californica P. H. Raven 1960-5-21 15401 Los Angeles Western Transverse Range; Santa Monica Mtns., Cornell Corners 244 Comment
  CHSC85559  Cuscuta californica var. californica John Dittes 2003-12-24 856 Los Angeles Western Transverse Range; southwest slope of Verdugo Mts. On ridge between Chandler and Jeffries Canyons; ca. 3.4 air-miles northwest of Burbank City Hall, ca. 0.8 air-mile south of La Tuna Cyn. Road, ca. 0.8 air-mile north by northeast of intersection of Hollywood Way and I-5; along graded fire road above (northeast of) Lanark Street. 452 Comment
  CHSC97947  Cuscuta indecora var. neuropetala T. C. Fuller 1961-9-13 3970 Los Angeles In alfalfa, N side Avenue K, E of 30th St., Lancaster. Comment
  UC879581  Cuscuta subinclusa Ira W. Clokey, B. Templeton 1929-7-1 4590 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  JEPS14971  Cycladenia humilis var. venusta I. M. Johnston 1917-7-4 1428 Los Angeles s. slope of Baldy (Hardscramble); San Antonio Mts. 2286 Comment
  UCR223316  Cylindropuntia californica var. parkeri R. G. Swinney 2009-7-1 11294 Los Angeles Transverse Range; San Gabriel Mtns., Puddingstone Diversion Dam, San Dimas Canyon 354 Comment
  CAS-BOT-BC56729  Cylindropuntia prolifera L. R. Abrams; I. L. Wiggins 1931-7-6 383 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  CDA1936  Cynodon transvaalensis A. C. Sanders 2003-5-22 26810 Los Angeles San Gabriel Valley; Along abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel Comment
  UCR108381  Cyperus difformis L. C. Wheeler 1946-9-8 6361 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.25 mile below forks along the hwy on W side Comment
  UCR261790  Cyperus eragrostis R. G. Swinney 2010-9-13 13831 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  POM214245  Cyperus erythrorhizos L. C. Wheeler 1931-9-6 147 Los Angeles Puddingstone Lake, San Jose Hills, S San Dimas. 259 Comment
  CAS-BOT-BC114307  Cyperus esculentus George B. Grant 1905-6-1 s.n. Los Angeles Covina Comment
  RSA365133  Cyperus squarrosus L. C. Wheeler 1933-9-26 2128 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  SFV21040  Cytisus striatus L. Gross 2001-11-10 451 Los Angeles Verdugo Mountains North side of mountains off the 210 Freeway, east bound La Tuna Canyon Road exit. Opposite this exit is a road that starts out paved (Hostetter Mountainway); follow this road that parallels the freeway east until a dirt road forks off on the right (southeast). 457 Comment
  HSC95418  Dactyloctenium aegyptium A. C. Sanders, Mark A. Elvin, Cathleen Wiegand 2002-8-6 25552 Los Angeles N of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  UC1870311  Datisca glomerata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1068 Los Angeles [Transverse Ranges; Verdugo Mountains region]; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. Near 34.23286N, 118.28306W. 550 Comment
  SEINET12274408  Datura inoxia Unknown 1945-1 s.n. Los Angeles Eaton's Wash, Pasadena Comment
  RSA725418  Datura wrightii K. Dobry 1991-5-13 513 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SBBG95227  Daucus pusillus M. B. Dunkle 1928-4-20 1900 Los Angeles Little Harbor Comment
  UCR125554  Daucus pusillus A. C. Sanders 2003-5-22 26819 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  CAS-BOT-BC130921  Deinandra clementina Peter H. Raven 1962-5-22 17836 Los Angeles Santa Catalina Island Comment
  SD252277  Deinandra fasciculata Steven A. Junak 2000-7-1 Sca 1368 Los Angeles Santa Catalina Island: just NW of reservoir in upper Cape Canyon. 328 Comment
  UCD135683  Deinandra minthornii Daryl Koutnik; William Balch 1980-7-13 s.n. Los Angeles Charmlee Regional Park, about one mile southwest of Encinal Canyon Road. 243 Comment
  RSA226133  Delphinium cardinale Robert F. Thorne, C. W. Tilforth 1971-6-17 39924 Los Angeles 0.6 mi. below Bear Divide station, San Gabriel Mountains, Angeles National Forest 732 Comment
  RSA394497  Delphinium cardinale J. L. Huber 1974-6-25 1493 Los Angeles On bank, north side of New York Drive at Kinneloa Canyon Rd., Pasadena Comment
  SD253532  Delphinium parishii R. G. Swinney 2011-6-23 15294 Los Angeles San Gabriel Mountains; Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5'Q) 1570 Comment
  UC64118  Delphinium parishii subsp. parishii H. M. Hall June 1899 1243 Los Angeles San Antonio Mts. 1752 Comment
  RSA11306  Delphinium parryi Fay A. MacFadden 1929-6-6 1600 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  CAS-BOT-BC116267  Delphinium parryi subsp. parryi John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  CAS-BOT-BC116275  Delphinium parryi subsp. parryi Henry J. Thompson 1959-5-24 2032 Los Angeles Santa Monica Mountains; 0.5 mile east of peak 701 Comment
  CAS-BOT-BC116283  Delphinium parryi subsp. parryi Geo. L. Mosley 1922-6-12 1110 Los Angeles San Francisquito Canyon Comment
  RSA398717  Delphinium parryi subsp. parryi L. E. Hoffman 1926-4-18 s.n. Los Angeles Arroyo Seco, Can. [La Canada] Comment
  UCD96563  Delphinium patens subsp. hepaticoideum Daryl Koutnik 1978-4-21 401 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  RSA0030012  Delphinium patens subsp. montanum Steve Boyd, Lauren Raz 1997-5-1 9656 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA783868  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 D Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  UC557813 Image available Delphinium variegatum subsp. thornei Nell Murbarger April 1936 49 Los Angeles Near mesa summit and on south end of island. San Clemente Island Comment
  SFV12019  Dendromecon rigida D. L. Koutnik, B. Holguin 1978-4-1 225 Los Angeles Antelope Valley side of road from Lake Hughes to Fairmont Reservoir. 1067 Comment
  SEINET10900458  Deschampsia danthonioides Victor Duran 1933-7-9 Duran 3507 Los Angeles Horse Flats, San Garbiel Mts. 1676 Comment
  UC56979  Descurainia pinnata subsp. menziesii W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  RSA248843  Descurainia pinnata subsp. menziesii R. F. Thorne 1973-4-11 42858 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  UCSB46755  Descurainia sophia Roos, Alfred 1954-5-4 Los Angeles 5001 Gaviota, Encino Comment
  SBBG131673  Desmazeria rigida S. A. Junak 1999-5-20 SCa 940 Los Angeles head of Escondido Cyn, along Cottonwood-Black Jack Rd, 1.1 mi E of reservoir in Cottonwood Cyn, open ridgetop 304 Comment
  UCR141811  Dicentra chrysantha June Latting 1978-9-17 s.n. Los Angeles San Gabriel Mountains, roadside between Grassy Hollow Campground andVincent Gap on the Angeles Crest Hwy, Angeles National Forest 2317 Comment
  POM366046  Dichanthelium acuminatum var. fasciculatum H. E. Hasse 1906-01 1619 Los Angeles San Gabriel River Comment
  RSA0082900  Dichelostemma capitatum R. G. Swinney 2010-5-7 12587 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA658888  Dichelostemma capitatum subsp. capitatum Geraldine Dodd 1992-5-25 18 Los Angeles 3.5 miles north of corner of Mira Monte Ave. & Mt. Wilson Trail Dr. in Sierra Madre. San Gabriel Mtns. 793 Comment
  POM365105  Digitaria ischaemum George B. Grant 1906-8-9 [ 7158 ] Los Angeles Pasadena. Comment
  CAS-BOT-BC209062  Digitaria sanguinalis Peter H. Raven; Henry J. Thompson 1959-9-18 14440 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard, West Los Angeles - Santa Monica Mountains 76 Comment
  HSC5262  Digitaria sanguinalis John Warner Hosking 1964-10-26 Los Angeles El Camino College Comment
  RSA0083093  Dimorphotheca sinuata R. G. Swinney 2010-3-24 12066 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SBBG125472  Diplacus johnstonii A. Parikh, N. Gale 2010-6-18 3342 Los Angeles upper Big Tujunga Cyn, 0.9 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1240 Comment
  CAS-BOT-BC150855  Diplacus puniceus Reid Moran 1941-2-26 628 Los Angeles Johnson's Valley, Santa Catalina Island 100 Comment
  POM272736  Diplotaxis tenuifolia George B. Grant 1900-3-4 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC195610  Distichlis spicata Ernest C. Twisselmann 1970-9-8 17487 Los Angeles Antelope Valley: Avenue A 0.2 mile east of 30th Street West 731 Comment
  RSA461487  Dodecatheon clevelandii Anstruther Davidson 1890-02 s.n. Los Angeles Los Angeles. Comment
  RSA641077  Dodecatheon redolens Orlando Mistretta 1995-7-12 1925 Los Angeles San Gabriel Mountains: Angeles Crest Highway, 2 miles west of Dawson Saddle. 2317 Comment
  UC1532947  Draba corrugata Robert F. Thorne, C. W. Tilforth and John Dourley 1969-7-29 38867 Los Angeles Dawson Saddle San Gabriel Mts., Angeles National Forest 2423 Comment
  RSA0065536  Draba corrugata S. Granger 1974-10-20 s.n. Los Angeles Troop Peak, San Gabriel Mts. 2438 Comment
  RSA693733  Dryopteris arguta M. B. Dunkle 1933-6-17 3601 Los Angeles San Antonio River Canyon. 915 Comment
  RSA702442  Dryopteris arguta Scott D. White 2004-7-28 10652 Los Angeles Clear Creek area. In and around eThe Pines' picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  SD82014  Dryopteris arguta Louis C. Wheeler 1931-7-28 Los Angeles San Antonio Mountains, Coble's Canyon 580 Comment
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Jan 2 2014
  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
  RSA279050  Dryopteris arguta R. F. Thorne 1971-4-23 41469 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon 609 Comment
  LA200389  Dudleya caespitosa Jonathan Sauer; D. Birindelli, L. Birindelli 1968-5-6 4350 Los Angeles Santa Monica Mountains, Point Dume, on coastal bluff 15 Comment
  RSA653413  Dudleya cymosa subsp. agourensis R. E. Riefner 2000-8-16 20 -737 Los Angeles Agoura Hills, Cornell Road near Agoura Road. Comment
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May 8 2014
  CAS-BOT-BC428123  Dudleya cymosa subsp. cymosa LeRoy Abrams 1902-7-1 2623 Los Angeles Little Santa Anita Canon [Canyon] 762 Comment
  RSA423509  Dudleya cymosa subsp. pumila L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA610974  Dudleya cymosa subsp. pumila L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, ca. 1/4 mile upstream from Alder Gulch. 1158 Comment
  POM1586  Dudleya lanceolata C. F. Baker 1904-05 4859 Los Angeles Hills near Claremont Comment
  RSA0088106  Dudleya lanceolata R. G. Swinney 2010-4-30 12458 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA240668  Dudleya lanceolata Donald R. Bissing 1973-6-2 17 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  RSA83378  Dudleya lanceolata F. W. Peirson 1925-4-23 5810 Los Angeles San Gabriel River 365 Comment
  SD207024  Dudleya lurida Reid Moran 1944-6-15 1894 Los Angeles Triunfo Canyon; Sierra Santa Monica. On bare rock at loop in road. 359 Comment
  RSA397821  Dudleya pulverulenta subsp. pulverulenta L. C. Wheeler 1936-4-25 3443 Los Angeles Placerita Canyon 457 Comment
  SDSU5761  Dudleya virens Jim Dice, Michael Donoghue & Terry Martin 1983-6-7 351 Los Angeles Point Vicente, 0.4 km. east of lighthouse, on north-facing slope along south edge of Palos Verdes Drive South. 67 Comment
  SEINET8044387 Image available Dudleya virens Reid Moran 1972-1 19143 Los Angeles Sea bluffs just E of Pt. Vicente. 50 Comment
  RSA0034930  Echinochloa P. R. Brown 1970-10-5 s.n. Los Angeles Lower end of Canon de Lana. Pierce College Nature Center. Comment
  UCR205673  Eclipta prostrata A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36977 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  UCR270470  Ehrendorferia chrysantha R. G. Swinney 2011-7-7 15436 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA0045496  Ehrharta calycina Wendy Boes 2009-3-26 2009 -053 Los Angeles San Gabriel Mountains; Johnstone Peak Spur, Forest Service Raod 1N17. 822 Comment
  SD129172  Ehrharta erecta A. C. Sanders 1987-12-4 7571 Los Angeles El Segundo Dunes, immediately West of Los Angeles International Airport and Pershing Drive, roadside in subsite 55. 29 Comment
  SD215477  Elaeagnus angustifolia Timothy S. Ross, Steve Boyd 1990-6-18 3496 Los Angeles Big Pines Highway: Roadside circa 900meter East-southeast from Jackson Lake, just on the West side of upper Mescal Creek drainage. 1876 Comment
  SBBG98663  Eleocharis macrostachya T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5182 Los Angeles Twin Dams at W of two earthen dams 473 Comment
  RSA365355  Eleocharis montevidensis George B. Grant 1901-04 3852 Los Angeles [Los Angeles?] Comment
  RSA365444  Eleocharis montevidensis var. montevidensis Richard C. Barkelew 1929-4-14 s.n. Los Angeles Mulholland Hwy Comment
  RSA748075  Eleocharis palustris R. G. Swinney 2005-5-21 8272 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
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Nov 5 2010
  RSA550378  Eleocharis parishii Timothy S. Ross 1992-7-10 6667 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  RSA748329  Eleocharis rostellata R. G. Swinney 2005-8-9 8422 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  HSC83405  Elymus condensatus D. L. Koutnik 1978-6-3 Los Angeles Cold Creek Rd. between Mulholland Hwy. and Old Topanga Canyon Rd. 305 Comment
  SEINET10558302  Elymus condensatus LeRoy R. Abrams 1902-6-10 Abrams 2506 Los Angeles Edges of sand dunes, Playa del Rey. Comment
  RSA0081134  Elymus elymoides R. G. Swinney 2010-6-1 13097 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
  RSA772299  Elymus elymoides R. G. Swinney 2009-4-28 10536 Los Angeles summit of Mt. Emma 1585 Comment
  SD260156  Elymus elymoides R. G. Swinney 2010-5-19 12810 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
  UCR125958  Elymus glaucus A. C. Sanders, Mark Elvin 2002-6-19 25151 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCR192868  Elymus glaucus R. G. Swinney 1998-7-6 6294 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.9 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  CAS-BOT-BC206761  Elymus glaucus subsp. glaucus Timothy S. Ross; Steve Boyd 1995-6-29 8659 Los Angeles Near west summit of Liebre Mountain. 1706 Comment
  RSA601172  Elymus glaucus subsp. glaucus L. C. Wheeler 1967-6-26 9897 -C Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  RSA661177  Elymus glaucus subsp. glaucus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 404 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  RSA578138  Elytrigia intermedia subsp. intermedia Timothy S. Ross 1993-5-19 7172 Los Angeles Western San Gabriel Mountains: ca 120 meters ESE of Wilson Canyon Saddle along old Forest Service loop road. 960 Comment
  RSA0057919  Emmenanthe penduliflora Richard G. Swinney 2010-4-15 12216 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  UC450801  Emmenanthe penduliflora Fay A. MacFadden 1931-4-28 90 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  CATA1052  Encelia californica Mark L. Hoefs 1995-5-10 1983 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  POM356649  Encelia californica Ora M. Clark 1928-12-23 1378 Los Angeles W. San Pedro Comment
  RSA0053894  Encelia farinosa R. G. Swinney 2010-2-27 11770 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
  RSA598108  Encelia farinosa var. farinosa Steve Boyd, Lauren Raz 1997-3-4 9155 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
  RSA728298  Ephedra nevadensis G. D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1953 Los Angeles Fort Tejon Road Comment
  UCR255832  Ephedra nevadensis R. G. Swinney 2010-5-12 12743 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA725122  Ephedra viridis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -110 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UCR182755  Epilobium R. G. Swinney 1997-7-22 5711 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCR129430  Epilobium canum A. C. Sanders, Mark Elvin 2002-6-20 25207 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  POM158228  Epilobium canum subsp. canum P. A. Munz, I. M. Johnston 1928-9-4 11142 Los Angeles Bouquet Canyon. 762 Comment
  POM50093  Epilobium canum subsp. canum L. W. Nuttall 1920-12-28 1125 Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  RSA588438  Epilobium canum subsp. canum Bonnie C. Templeton 1929-11-24 1452 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA588516  Epilobium canum subsp. latifolium Christopher Davidson 1967-10-7 963 Los Angeles Mt. Baldy trail from Baldy Village, ca. 3 or 4 miles past Bear Flat. 2439 Comment
  RSA755577  Epilobium ciliatum R. G. Swinney 2008-7-13 9191 Los Angeles San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin. 762 Comment
  RSA604683  Epilobium ciliatum subsp. ciliatum Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  UC1134737  Epipactis gigantea Jerome S. Horton 1937-6-16 475 Los Angeles West Fork San Dimas Canyon Pomona Quadrangle, San Dimas Experimental Forest Comment
  UC845350  Epipactis gigantea I. W. Clokey 1935-4-29 6560 Los Angeles San Gabriel Canyon Comment
  RSA608231  Equisetum hyemale var. affine L. C. Wheeler 1946-9-2 6336 Los Angeles San Gabriel Mountains: West Fork San Gabriel River. 518 Comment
  RSA684639  Equisetum hyemale var. affine L. E. Hoffman 1931-2-12 s.n. Los Angeles Fern Canyon Comment
  LA94011  Equisetum laevigatum Lawrence L. Kiefer; 1962-9-23 205 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Paramount Ranch, S of Sugarloaf Peak (?). 457 Comment
  RSA684641  Equisetum laevigatum B. C. Templeton 1934-10-13 4796 Los Angeles Los Angeles River Comment
  SBBG77009  Equisetum telmateia subsp. braunii F. R. Fosberg 1931-4-15 R 89 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  RSA684728  Equisetum telmateia var. braunii L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek. Comment
  POM275280  Eragrostis pectinacea Anonymous 1944-9-15 11549 Los Angeles Claremont.Drainage Area Pomona Valley. Southslope. Comment
  RSA599294  Eremocarpus setiger L. C. Wheeler 1946-8-25 6245 Los Angeles San Gabriel Mountains: Camp Rincon, West Fork San Gabriel River. 457 Comment
  RSA602308  Eremocarpus setiger L. C. Wheeler 1946-12-14 6450 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  RSA651886  Eremocarpus setiger A. E. Hersh 1950-6-27 s.n. Los Angeles Below Faculty Hill UCLA. 60 Comment
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Aug 10 2016
  SBBG63729  Eremocarya micrantha R. Hoffmann 1928-7-7 Los Angeles 2 mi E of Saugus Comment
  RSA0045064  Eremogone macradenia var. macradenia Timothy S. Ross 1992-4-4 6091 Los Angeles Adobe Mountain; rocky southerly slope about 200m S of the summit (3458 ft). 1006 Comment
  SFV21904  Eremothera boothii subsp. decorticans L. L. Zung 2011-5-17 11 Los Angeles Santa Susana Mountains Towsley Canyon. 460 Comment
  RSA0120738  Eriastrum pluriflorum subsp. sherman-hoytiae A. C. Sanders, E. J. Lott 1993-5-6 13984 Los Angeles Western Mojave Desert: SW edge of Rosamond Dry Lake, near E end of Ave C, just W of Piute Ponds and E of Sierra Hwy, at edge of Edwards AFB. 701 Comment
  UC133710  Eriastrum sapphirinum J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  LA52317  Eriastrum sapphirinum W. O. Griesel; 1954-4-6 Los Angeles Santa Monica Mountains, Fire road off Sepulveda Canyon Comment
  CAS-BOT-BC514934  Eriastrum sapphirinum subsp. brevibracteatum Dr. A. Davidson 1892-7-1 s.n. Los Angeles Lancaster Comment
  RSA0110982  Eriastrum sapphirinum subsp. brevibracteatum T. S. Ross, S. D. Boyd 1990-5-29 2687 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  RSA0103295  Eriastrum sapphirinum subsp. dasyanthum Valerie Soza, Laura Moore 1997-8-16 47 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, at northern boundary of open grass area north of Foothill Boulevard. 412 Comment
  RSA0122878  Eriastrum sapphirinum subsp. dasyanthum Justin M. Wood 2009-6-5 826 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR277868  Eriastrum sapphirinum subsp. dasyanthum Sarah J. De Groot, L. L. Worlow 2005-5-26 5013 Los Angeles San Gabriel Mountains bajada, Claremont: vacant lot on northwest corner of Foothill Blvd and Monte Vista Avenue 398 Comment
  RSA0121297  Eriastrum sapphirinum subsp. dasyanthum J. H. Barber 1897-6-22 168 Los Angeles San Fernando Valley. Comment
  UC1746111  Ericameria nauseosa var. bernardina Annetta M. Carter, Arthur Carter 1935-9-13 987 Los Angeles Open ridge 1.5 mi. E of Horse Flats. San Gabriel Mtns. Comment
  CAS-BOT-BC299022  Ericameria nauseosa var. hololeuca Le Roy Abrams; E. A. McGregor 1908-7-1 540 Los Angeles Little Rock, Mojave Desert Comment
  RSA603184  Ericameria nauseosa var. hololeuca L. C. Wheeler 1970-10-20 s.n. Los Angeles Los Angeles: Northwest corner Figueroa and Pico. Comment
  SD28141  Ericameria nauseosa var. mohavensis Carl B. Wolf 1931-10-23 2942 Los Angeles San Gabriel Mountains, Swartout Valley, 1 mile east of Wrightwood Lodge. 1830 Comment
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Jul 4 2013
  CDA4603  Ericameria palmeri var. pachylepis G. C. Fleischman 1947-10-2 Los Angeles Pasadena. 0 Comment
  CAS-BOT-BC299519  Ericameria palmeri var. pachylepis Peter H. Raven; Henry J. Thompson 1959-10-31 14720 Los Angeles Vanalden Avenue north of Wells Avenue, Tarzana, Santa Moncia Mountains 304 Comment
  CHSC95436  Ericameria parishii LeRoy Gross 2001-9-1 446 Los Angeles Los Angeles Basin: Verdugo Mountains; north side, Along Hostetter Mountain Way. On steep old bulldoze ridge line that runs east off of Hostetter. 610 Comment
  RSA0103911  Ericameria parishii R. G. Swinney 2011-10-10 15749 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA802336  Ericameria parishii Orlando Mistretta, Christine Mistretta 2011-7-6 5919 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA239841  Ericameria parishii var. parishii John Dourley, Nick Lolonis 1968-8-20 s.n. Los Angeles along Hwy 39, below Crystal Lake Comment
  CAS-BOT-BC293129  Ericameria pinifolia F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Near Los Angeles Comment
  RSA729210  Erigeron breweri R. G. Swinney 1998-10-3 6998 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1/2 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  CAS-BOT-BC294822  Erigeron breweri var. covillei C. W. Tilforth 1973-5-24 821 Los Angeles Bob's Gap, c. 2 mi. e.n.e. of Valyermo, Holcomb Ridge Comment
  RSA774606  Erigeron foliosus R. G. Swinney 2009-7-29 11413 Los Angeles Pacifico Mountain summit 2134 Comment
  UCR280939  Erigeron foliosus Mitch Provance 2017-6-30 617- 35 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  RSA727655  Erigeron foliosus P. De Vries 2007-7-28 7038 Los Angeles Western Transverse Range; San Emigdio Mountains Region; Sawmill Mtn. 7.5 USGS quadrangle; ca. 1/4 mi west of entry to Mil Potrero Park and 1/4 mi south of Mil Potrero Road. Comment
  SEINET191885  Erigeron foliosus var. foliosus C. B. Wolf 1931-5-13 1999 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  RSA771615  Erigeron foliosus var. stenophyllus R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42196 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  UCD150973  Erigeron karvinskianus D. S. Park 2010-4-28 59 Los Angeles Park overlooking bay, side/margins of footpath, growing in clumps under shrubs. 11 Comment
  CAS-BOT-BC376584  Eriodictyon crassifolium var. crassifolium Marck Menke 2002-3-29 135 Los Angeles San Gabriel Mts., Angeles Crest Highway (Hwy. 2) at a pullout southeast of the intersection with Angeles Forest Highway Comment
  RSA582246  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-1 4204 Los Angeles Bell Canyon. 945 Comment
  CAS-BOT-BC188956  Eriodictyon parryi Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mount Wilson Comment
  RSA455068  Eriodictyon trichocalyx var. trichocalyx Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson Peak. San Gabriel Mountains Comment
  CHSC113767  Eriogonum R. G. Swinney 2009-6-24 11272 Los Angeles Transverse Range; San Gabriel Mtns.: summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 miles south of Pacifico Mtn. Rd. 1918 Comment
  RSA783132  Eriogonum J. D. Olmsted 1959-9-21 973 Los Angeles 1/2 mi SW of intersection of roads from Tanbark Flat and Glendora Mt. Rd. along Rd. from Big Dalton dam, San Dimas Experimental Forest. 823 Comment
  RSA0119008  Eriogonum angulosum T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2082 Los Angeles Tehachapi Mountains Foothills/Western Antelope Valley: outwash plane below Bronco Canyon, c 4 mi N of Hwy 138. 915 Comment
  SDSU21100  Eriogonum angulosum Ian Cain, Bruce Lund 2010-5-10 1410 Los Angeles North west of Lancaster. 3.33km north east of intersection of 170th Street West and Highway 138 790 Comment
  UCSB1379  Eriogonum angulosum 1937-10-15 Los Angeles Mint Cnyn. Rd. near "Y" near Palmdale Comment
  UC1349009  Eriogonum davidsonii Robert F. Thorne 1963-7-11 32778 Los Angeles 3 mi w, along road to Upper Shake Camp Ground Lake Hughes; Angeles National Forest Comment
  POM186247  Eriogonum davidsonii Joseph A. Ewan 1933-7-4 7871 Los Angeles San Gabriel Mountains: near summit Monrovia Peak 1524 Comment
  UCD99958  Eriogonum elongatum var. elongatum J. N. Hogue; J. Dilley 1999-8-11 148 .2 Los Angeles Verdugo Mountains, La Tuna Canyon, along tributary on south side of canyon. 550 Comment
  OBI81437  Eriogonum fasciculatum R. G. Swinney 2009-11-13 11613 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station. 921 Comment
  RSA393508  Eriogonum fasciculatum Richard Arnold 1983-8-10 1022 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey) Area V3. Comment
  UCR212782  Eriogonum fasciculatum var. foliolosum Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1836 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  CAS-BOT-BC250108  Eriogonum fasciculatum var. polifolium J. Ewan 1931-7-5 4748 Los Angeles 1 mile above Buena Vista Trail Jct., Pacoima Canyon, San Gabriel Mts. Comment
  UC1595259  Eriogonum fasciculatum var. polifolium Tim Ross, Peter Fritsch 1990-6-20 3627 Los Angeles mouth of Burro Canyon near confluence of the E and W forks of the San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  CAS-BOT-BC250309  Eriogonum giganteum var. giganteum Carl B. Wolf 1932-5-14 3632 Los Angeles Santa Catalina Island. Avalon. Above the Amphitheatre 60 Comment
  RSA3613  Eriogonum giganteum var. giganteum Carl B. Wolf 1932-5-14 3632 Los Angeles Santa Catalina Island. Hillside above Amphitheatre, Avalon. 61 Comment
  LA52286  Eriogonum gracile Nesta Hutchinson; 1931-8-17 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SBBG149  Eriogonum gracile R. Hoffmann 1927-9-21 Los Angeles near Castaic Comment
  UC54943  Eriogonum gracile H. P. Chandler 1907-9-11 2052 Los Angeles Verdugo Canyon Comment
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Sep 26 2011
  CAS-BOT-BC253474  Eriogonum gracile John Thomas Howell 1927-10-9 3143 Los Angeles One miles sw. of San Fernando, San Fernando Valley Comment
  RSA766136  Eriogonum gracile Joseph A. Ewan 1928-8-16 1522 Los Angeles Nichols Canyon. Santa Monica Mts. 213 Comment
  RSA710384  Eriogonum gracillimum LeRoy Gross 2005-5-3 2188 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA65213  Eriogonum heermannii var. heermannii F. W. Peirson 1918-6-18 23 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1250 Comment
  JEPS56852  Eriogonum inerme Frank W. Peirson 1921-6-15 2452 Los Angeles Pine Flat San Gabriel Mountains, Pine Flat 1676 Comment
  POM310383  Eriogonum nudum var. pauciflorum Margaret Hardinge 1946-10-14 185 Los Angeles San Antonio Canyon, San Gabriel Mountains; Pacific Drainage Area 1829 Comment
  CAS-BOT-BC227685  Eriogonum nudum var. pauciflorum Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8138 Los Angeles Liebre Mountains. Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  UC1982134  Eriogonum ordii Elizabeth Kempton with Eric Paul 2006-6-11 385 Los Angeles Vasquez Canyon Rd., ca 1.5-2 mi. from Bouquet Canyon Rd. Comment
  RSA393059  Eriogonum parvifolium var. parvifolium Anstruther Davidson 1882-1 s.n. Los Angeles Santa Monica. Comment
  UCR190384  Eriogonum pusillum R. G. Swinney 2001-4-18 7880 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  RSA781191  Eriogonum roseum D. Silverman, Cindy Hopkins 2007-4-26 3205 Los Angeles Tejon Ranch, 620 m west of California Aqueduct, 1.3 km south of Kern County line, and 3.6 km NNE of Quail Lake 977 Comment
  RSA729863  Eriogonum saxatile R. G. Swinney 1999-5-22 7186 Los Angeles East fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA228850  Eriogonum saxatile Robert F. Thorne 1971-6-26 39998 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road near junction with Mt. Lowe Road, NE slope of Mt. Markham 1616 Comment
  RSA424904A  Eriogonum saxatile M. A. Salazar 1969-8-12 s.n. Los Angeles San Gabriel Mountians: Mt. Baden Powell, ca. 5.0 mi. west of Big Pines 2439 Comment
  SD22464  Eriogonum spergulinum var. reddingianum Susan G. Stokes 1910-8-29 Los Angeles Old Baldy Comment
  UC205985  Eriogonum thurberi I. Johnston 1917-5-13 978 Los Angeles San Gabriel Wash 152 Comment
  RSA300696  Eriogonum umbellatum subsp. minus James R. Shevock 1974-10-5 3878 Los Angeles About the summit of Mount Baden-Powell; Angelees Nat'l Forest 2866 Comment
  JEPS22776  Eriogonum umbellatum var. minus Rimo Bacigalupi with Reino Alava 1958-7-20 6433 Los Angeles just w Dawson Saddle (just s of Mt. Lewis along Angeles Crest Highway (State Highway 2), above headwaters of South Fork of Big Rock Creek); San Gabriel Mts., South Fork of Big Rock Creek 2429 Comment
  POM156495  Eriogonum umbellatum var. minus L. R. Abrams 1902-7-12 2681 Los Angeles Mt. San Antonio. 2744 Comment
  UC1375407  Eriogonum umbellatum var. munzii Robert F. Thorne 1969-7-2 38343 b Los Angeles above Vincent Gap (on Angeles Crest Hwy.); San Gabriel Mts., Angeles National Forest 2011 Comment
  RSA766465  Eriogonum wrightii var. subscaposum Joseph A. Ewan 1934-8-10 8440 Los Angeles Broad gravely summit of Mt. Waterman 2439 Comment
  POM147460  Eriophyllum confertiflorum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  POM357945  Eriophyllum confertiflorum B. C. Templeton 1929-12-10 1443 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA0016928  Eriophyllum confertiflorum Kelly Middleton, David Middleton 1988-5-8 8 Los Angeles Glendora Ridge Road, 5.7 miles west of Mt. Baldy Road intersection. Roadside collection. 1220 Comment
  LA105044  Eriophyllum confertiflorum var. confertiflorum Barry A. Prigge; 1988-7-3 8173 Los Angeles Santa Monica Mountains, Calabasas, ca 0.3 mi E of junction of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School 316 Comment
  RSA188532  Eriophyllum confertiflorum var. confertiflorum R. F. Thorne, John Olmsted 1965-8-26 35394 Los Angeles San Gabriel Mountains. 2011 Comment
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Jun 16 2015
  RSA547821  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Peter W. Fritsch 1990-6-20 3625 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
  RSA587232  Eriophyllum confertiflorum var. confertiflorum Orlando Mistretta 1994-5-11 1178 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  SBBG61125  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, W of Bob's Place Comment
  SBBG95442  Eriophyllum confertiflorum var. confertiflorum M. B. Dunkle 1928-4-22 1891 Los Angeles Buttonshell Beach 12 Comment
  UCR124677  Eriophyllum pringlei B. C. Templeton, I. W. Clokey 1930-4-8 1034 Los Angeles Mojave Desert, west of Lancaster 710 Comment
  CAS-BOT-BC308386  Eriophyllum pringlei Paul F. Covel 1937-4-20 1052 Los Angeles Just so. Lancaster Comment
  CAS-BOT-BC296967  Eriophyllum wallacei Le Roy Abrams 1901-4-6 1375 Los Angeles Big Tujunga Wash. Type locality Comment
  SFV7501  Eriophyllum wallacei M. H. Grayum, D. R. Perry, S. Merschel 1975-5-4 s. n. Los Angeles Mojave Desert Antelope Valley. Along Pearblossom Highway, west of Littlerock. 854 Comment
  RSA716212  Erodium botrys Andrea Edwards, Pam DeVries 2006-4-11 86 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  SD230239  Erodium botrys Louis C. Wheeler 1951-5-13 6800 Los Angeles San Gabriel Mountains: Tanbark Flat. San Dimas Canyon. Comment
  CDA4369  Erodium brachycarpum T. S. Ross 1991-4-21 4549 Los Angeles Whittier Hills (Puente Hills, pro parte): ridgetop between Turnbull and Sycamore Canyons. Comment
  RSA391787  Erodium cicutarium F. R. Fosberg 1931-4-10 689 Los Angeles Avalon Canyon, Santa Catalina Island. 150 Comment
  SD232259  Erodium cicutarium V. Soza, LeRoy Gross 2001-5-14 1216 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  UCSB19527  Erodium cicutarium Vernand, Ramona 1963-4-17 Los Angeles U.S. Highway 101 alternate; 10 miles NW of Santa Monica Comment
  SBBG31429  Erodium moschatum R. F. Thorne 1967-5-19 36892 Los Angeles near rd side above Little Harbor 15 Comment
  LA32291  Erodium moschatum Peter H. Raven; Henry J. Thompson 1959-5-5 14111 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  SBBG19167  Erodium moschatum M. A. Piehl 1963-12-8 631109 Los Angeles behind shore between Whale Pt and NW Harbor 3 Comment
  UC762934  Erysimum capitatum var. capitatum R. F. Hoover 1938-4-16 3124 Los Angeles Lancaster Comment
  SD41965  Erysimum suffrutescens Darley F. Howe 1947-3-23 1521 Los Angeles El Segundo beach Comment
  PASA181  Erythraea venusta Louise B. Lawrence Los Angeles North Pasadena Comment
  SD90491  Erythranthe guttata Robert F. Thorne 1966-4-17 36125 Los Angeles San Clemente Island; rocky bottom of upper reaches of Box Canyon, NW of Horse Canyon, SW of Thirst 244 Comment
  CAS-BOT-BC151587  Erythranthe parishii Carl B. Wolf 1932-8-11 4011 Los Angeles Desert slope of San Gabriel Mts., Big Rock Creek, 1 1/4 mi. below Big Rock Ranger Station 914 Comment
  UCR190286  Eschscholzia californica R. G. Swinney 1998-8-1 6621 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  RSA598380  Eschscholzia minutiflora Louis C. Wheeler 1967-5-24 9741 Los Angeles Indian Canyon, near mouth 701 Comment
  SEINET3160695  Eschscholzia picta E. L. Greene 418 a Los Angeles Pasadena Comment
  POM11226  Eschscholzia ramosa George B. Grant, Walter Wheeler 1904-4-21 2254 Los Angeles Santa Catalina Island Comment
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Sep 4 2007
  SBBG38713  Eschscholzia ramosa M. B. Dunkle 1939-4-6 7301 Los Angeles Mosquito Harbor Comment
  RSA675007  Eucalyptus globulus LeRoy Gross 2003-2-22 747 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  UCR125378  Eucrypta chrysanthemifolia A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25721 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  RSA674251  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 702 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 695 Comment
  RSA720157  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross 2007-4-21 2647 Los Angeles East end of the range; Small canyon or draw. End of Capistrano Ave. just pass the intersection with El Rito Ave. City of Glendale. 336 Comment
  UC56878  Eucrypta chrysanthemifolia var. chrysanthemifolia W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  UCR85808  Eucrypta chrysanthemifolia var. chrysanthemifolia T. S. Ross 1991-3-24 4311 Los Angeles Whittier Hills (Puente Hills, pro parte) 311 Comment
  UCR261357  Eulobus californicus R. G. Swinney 2010-4-1 12165 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
  CAS-BOT-BC124146  Eupatorium pasadenense Alfred James McClatchie 1896-4-20 1128 Los Angeles Canyon south of Pasadena Comment
  SD85101  Euphorbia misera Martin A. Piehl 1963-12-7 63106 Los Angeles San Clemente Island, scattered in small area at Pyramid Head 28 Comment
  UCD142466  Euphorbia peplus Robert F. Thorne 1966-9-15 36697 Los Angeles Santa Catalina Island; Middle Ranch Canyon; Middle Ranch. 213 Comment
  UCR108428  Euphorbia serpens L. C. Wheeler 1970-11-8 s.n. Los Angeles City of Pasadena, 328 W. Olive Street. 229 Comment
  UC1971346  Euphorbia serpens Louis C. Wheeler 1973-7-14 Los Angeles LOS ANGELES: Great Western Exhibit Center near Washington and Atlantic. Comment
  SEINET12803702  Euphorbia serpillifolia A. C. Sanders, Mark Elvin 2003-1 27167 Los Angeles NE end of Santa Susana Mtns. Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of May Spur 267 Comment
  UC53980  Euthamia occidentalis H. P. Chandler 1902-9-9 2039 Los Angeles Ballona Marshes Comment
  CATA3340  Extriplex californica Amy Catalano, Schylar Gholson 2016-2-9 013 Los Angeles Santa Catalina Island: Beach southwest of Smuggler's Loop Road 0 Comment
  CATA912  Extriplex californica Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1755 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  UCR272575  Festuca R. G. Swinney 2011-9-22 15665 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  UCR178889  Festuca myuros R. G. Swinney 1990-3-24 1566 Los Angeles Los Angeles Basin, South Hills Park, Glendora Centennial Heritage Park, in the city of Glendora, south of Big Dalton Channel 238 Comment
  UCR194733  Festuca octoflora var. hirtella Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 688 Los Angeles Transverse Ranges; Verdugo Mountains, 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 595 Comment
  RSA600674  Ficus carica Louis C. Wheeler 1967-12-7 s.n. Los Angeles San Gabriel Mountains: West Fork of San Gabriel River between Rincon and North Fork. 457 Comment
  UCR104184  Ficus carica Scott D. White 1997-5-21 5190 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  CAS-BOT-BC500444  Ficus microcarpa R. E. Riefner, Jr. 2015-4-25 15 -132 Los Angeles City of Santa Monica, both sides of Ocean Ave., N and S of Santa Monica Blvd. 30 Comment
  UCR152469  Ficus microcarpa A. C. Sanders, Lee Jones 2005-4-8 29358 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA758242  Filago californica Orlando Mistretta, Christine Mistretta 2008-4-16 2464 -a Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  RSA93683  Filago californica F. W. Peirson 1921-6-20 5278 Los Angeles West Fork of San Gabriel River. 534 Comment
  RSA0080743  Foeniculum vulgare R. G. Swinney 2010-8-11 13514 Los Angeles Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  SBBG12445  Foeniculum vulgare P. H. Raven 1962-4-10 17252 Los Angeles above Wilson Cove 182 Comment
  UC1349336  Foeniculum vulgare Robert F. Thorne and P. Everett 1965-6-22 34878 Los Angeles Avalon Canyon Santa Catalina Isl., Avalon Canyon 91 Comment
  CAS-BOT-BC52551  Frangula californica subsp. californica Louis C. Wheeler 1931-11-6 334 Los Angeles San Dimas Wash 335 Comment
  LA207720  Frangula californica subsp. cuspidata J. A. Ewan; 1933-7-23 7835 Los Angeles near spring at E end of Barley Flats 1523 Comment
  RSA188151  Frankenia grandifolia Robert F. Thorne, P. Everett 1965-6-23 34937 Los Angeles Santa Catalina Island. Benson Weston Beach, W side of island. At base of bluff S side of beach. Comment
  RSA20513  Frankenia grandifolia P. A. Munz 1923-4-11 6769 Los Angeles San Clemente Island, along west coast Comment
  CAS-BOT-BC223413  Fraxinus dipetala Timothy S. Ross; Darin Banks 1994-4-13 7526 Los Angeles Liebre Mountains. Lower Clearwater Canyon: ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Powerhouse No. 1 707 Comment
  RSA747461  Fraxinus dipetala R. G. Swinney 2008-4-1 8599 Los Angeles ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora. 671 Comment
  UCR256582  Fraxinus latifolia Anuja Parikh, Nathan Gale 2011-7-10 3551 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 1.1 km west of State Hwy 39 (San Gabriel Canyon Rd.) 502 Comment
  CAS-BOT-BC211008  Fraxinus velutina Louis C. Wheeler 1933-8-20 2091 Los Angeles 1/2 mi. below Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mts. 289 Comment
  UC1123384  Fraxinus velutina A. D. Gifford 1934-4-23 149 Los Angeles 0.5 mi w Lobe Canyon, forks of road; Triunfo Pass 243 Comment
  RSA597385  Fremontodendron californicum subsp. californicum Tim S. Ross, Steve D. Boyd 1990-6-18 3503 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  UC1871090  Fremontodendron californicum subsp. californicum T. S. Ross, W. Appleby 1993-5-13 7130 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: 600 meters, 346 deg. NNW of Wilson Canyon Saddle, at the head of Whitney Canyon, about 100-120 meters WSW of the 3151-foot ridgetop knoll; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 section 9; ca 3060 feet el ... 933 Comment
  UC501447  Galinsoga parviflora var. parviflora Frank W. Peirson 1931-4-11 9375 Los Angeles 1077 New York Avenue Altadena Comment
  UC519958  Galinsoga parviflora var. parviflora Louis C. Wheeler 1932-11-6 1446 Los Angeles Garey Ave. 3 mi n Pomona 304 Comment
  UCD121579  Galium angustifolium A. C. Sanders 2003-6-19 26973 Los Angeles Western Transverse Range/Santa Clara River Watershed: hills west of San Martinez Grande Canyon, north of Hwy. 126, Newhall Ranch. 366 Comment
  UCR204045  Galium angustifolium R. G. Swinney 2005-5-14 8239 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  POM367680  Galium angustifolium subsp. angustifolium Alva Watry 1931-5-17 s.n. Los Angeles Mint Canyon. Comment
  SBBG96792  Galium angustifolium subsp. angustifolium T. Ross, S. Boyd 1990-6-6 2821 a Los Angeles Green Valley Pasture, in San Francisquito Cyn Comment
  UC1143119  Galium angustifolium subsp. angustifolium G. T. Nordstrom 1935-3-23 401 Los Angeles 1 3/4 mi se mouth of Beartrap Canyon; Santa Barbara National Forest, Tejon Quadrangle Comment
  UC1375324  Galium angustifolium subsp. angustifolium Robert F. Thorne and C. W. Tilforth 1971-6-17 39948 Los Angeles 2 mi up Lower Tujunga Rd from Forestry Headquarters; San Gabriel Mts., Angeles National Forest, Little Tujunga Cr 457 Comment
  UC416623  Galium angustifolium subsp. angustifolium F. M. Reed 1909-7-2 2823 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  POM175425  Galium angustifolium subsp. nudicaule Joseph A. Ewan 1930-6-25 2646 Los Angeles Crystal Lake, North Fork San Gabriel River. 1707 Comment
  CATA185  Galium aparine Mark L. Hoefs, A. Douglas Propst 1973-4-6 154 Los Angeles Santa Catalina Island: Middle of Cape Canyon 304 Comment
  RSA653832  Galium aparine Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 800 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  SD231431  Galium aparine Sula Vanderplank, Leroy Gross, Steve Hoskinson 2005-5-6 50506 60 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  UCR143170  Galium aparine Reid Moran 1941-2-17 581 Los Angeles Channel Islamds, Middle Ranch, south side of San Clemente Island 500 Comment
  UCR273212  Galium aparine R. G. Swinney 2011-5-6 14597 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  RSA529289  Galium aparine Tim S. Ross 1991-4-8 4465 Los Angeles Elephant Hill: western Pomona. 229 Comment
  UC28210  Galium catalinense T. S. Brandegee May 1884 Los Angeles Santa Catalina Island Comment
  SD52882  Galium catalinense subsp. acrispum Peter H. Raven 1962-5-7 17583 Los Angeles San Clemente Island, just above coast 1 mile south of Wilson Cove 74 Comment
  SBBG132208  Galium catalinense subsp. catalinense S. A. Junak 1978-4-15 SCA 027 Los Angeles rd on N side of Cherry Valley, on ridge W of Lion's Head Point 60 Comment
  RSA638816  Galium grande Valerie L. Soza, Laura Moore 1999-6-30 586 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  RSA678827  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1284 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.6 mile from trailhead out of Chantry Flat area. 716 Comment
  RSA596412  Galium hallii Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3349 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  UCR191250  Galium johnstonii R. G. Swinney 1998-7-2 6221 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR146222  Galium nuttallii subsp. nuttallii Valerie Soza, Et al. 2000-6-27 1036 Los Angeles San Gabriel Mountains, Firebreak above Chantry Flat Heliport, 0.7 mi SW of Chantry Flat along FSR 2N41.2, south of San Olene Canyon 854 Comment
  RSA522961  Galium nuttallii subsp. nuttallii Tim S. Ross 1991-2-23 4095 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA67139  Galium parishii F. W. Peirson 1920-9-12 2280 Los Angeles Summit of 'Baldy' (Mt. San Antonio) 3049 Comment
  UC1922582  Galium porrigens var. porrigens Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1153 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 412 Comment
  JEPS52957  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3977 Los Angeles Coldbrook Camp Ground San Gabriel Mts. (on State Hwy 39) 999 Comment
  LA40320  Garrya flavescens Martha Hilend; 1929-5-14 sn Los Angeles San Gabriel Mountains, Mount Lowe Comment
  SBBG31235  Gastridium phleoides R. F. Thorne with P. C. Everett 1965-6-22 Los Angeles upper end of Avalon Cyn, along rd 182 Comment
  CHSC5111  Gayophytum Mary MacArthur 1967-7-16 96 Los Angeles Along foot path, Charlton Flat ca. 1 mi from Angeles Crest Hwy, Below parking area #12, Angeles National Forest, San Gabriel Mountains. 1524 Comment
  SEINET10491748  Gayophytum diffusum Thorne 1969-7-10 THORNE 38392 Los Angeles San gabriel mts., Angeles national forest; dry, sunny slope at mescal creek play area. 2027 Comment
  RSA681156  Geranium rotundifolium LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1065 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 550 Comment
  RSA0091344  Gilia R. G. Swinney 2011-5-12 14693 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  SEINET6969907  Gilia Wanda P. Vestal, A. G. Vestal 1955-3-26 3479 Los Angeles East side of road in field, Antelope Valley east of Fairmont on 110th Street. Comment
  RSA641375  Gilia achilleifolia subsp. abrotanifolia Orlando Mistretta 1995-6-23 1835 Los Angeles San Gabriel Mountains: Lookout Mt. Trail 1921 Comment
  SEINET7072892  Gilia aliquanta A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Pearblossom on the San Andreas Rift Zone. Coordinate datum: WGS84/NAD83. (34? deg. 26' 0" North Latitude, -117? deg. 49' 38" West Longitude; UTM Zone 11, 423996mE, 3810325mN, Coordinate datum: NAD27.). Comment
  RSA679869  Gilia aliquanta subsp. aliquanta LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 873 -b Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCR281376  Gilia brecciarum subsp. brecciarum R. G. Swinney 2014-4-23 16178 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
  RSA594964  Gilia capitata subsp. abrotanifolia T. S. Ross 1995-4-26 8377 Los Angeles Southwesterly slope of Liebre Mountain along Forest Service Road 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft). 1439 Comment
  RSA657346  Gilia capitata subsp. abrotanifolia J. Keeling 1980-5-26 19 Los Angeles Verdugo Mountains Region: 1/2 mile east of dam, Childs Canyon, end of Allen St., Glendale. 427 Comment
  UCR270061  Gilia latiflora R. G. Swinney 2011-4-20 14445 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  CAS-BOT-BC225335  Gilia latiflora subsp. cuyamensis Ernest C. Twisselmann 1959-6-2 5326 Los Angeles Summit of Liebre Mountain 1676 Comment
  UCR223745  Gilia latiflora subsp. davyi R. G. Swinney 2009-6-24 11231 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA67728  Gilia latiflora subsp. davyi Verne Grant, Alva Grant 1952-4-23 17578 Los Angeles From Mojave to Lancaster and then into Antelope Valley. Comment
  SBBG126025  Gilia minor A. Parikh, N. Gale 2010-5-12 3156 Los Angeles 4.0 km S of Hwy 138, 0.1 km W of 120th St W, at intersection of rds under power lines 783 Comment
  RSA104272  Gilia modocensis Verne Grant 1956-6-14 21954 Los Angeles ridge SW of Big Pines, San Gabriel Mts. 1982 Comment
  SD51882  Gilia nevinii Peter H. Raven 1962-4-9 17166 Los Angeles San Clemente Island. Side of small arroyo in rocky grassland above Wilson cove. 60 Comment
  RSA0016245  Gilia ochroleuca subsp. bizonata J. Mark Porter, Lauren Machen 2012-5-20 15165 Los Angeles San Gabriel Mountains, Along Highway 2 (Angeles Crest Highway) NE of Wrightwood, in lower Swarthout Canyon. 1639 Comment
  RSA0017186  Gilia ochroleuca subsp. vivida T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3800 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  SFV12470  Glebionis coronaria M. H. Grayum, D. L. Koutnik 1978-3-6 974 Los Angeles Palos Verdes Pensinsula. On steep, coastal bluffs between Point Fermin and White's Point. Comment
  SBBG68425  Glycyrrhiza lepidota R. Hoffmann 1928-7-7 Los Angeles Acton Comment
  RSA638863  Gnaphalium californicum Valerie L. Soza, Laura Moore 1999-6-30 595 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  UCR141852  Gnaphalium canescens R. G. Swinney 1997-9-6 5859 Los Angeles San Gabriel Mountains, Jackson Lake area. Ball Flat, 0.8-0.9 mi N of Big Pines Hwy at end of SW spur of Forestry Service Rd 4N16. 1890 Comment
  UCR157920  Gnaphalium canescens Robert J. Steers 2005-5-8 17 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  POM156708  Gnaphalium microcephalum L. R. Abrams 1904-9-2 4203 Los Angeles Elysian Park. Comment
  RSA453473  Godetia bottae L. E. Hoffman 1929-6-23 s.n. Los Angeles Pacoima Canyon, Angeles Forest; Pacoima Wash. Open trail side. Comment
  RSA69951  Grayia spinosa F. W. Peirson 1926-4-26 6654 Los Angeles about 1 mile east of Palmdale Comment
  POM359093  Grindelia robusta Wm. Martin 1971-8-25 s.n. Los Angeles Trancas Canyon area, Santa Monica Mountains. Comment
  RSA67366  Guillenia lasiophylla Joseph A. Ewan 1930-5-3 2354 Los Angeles Near summit of Mt Hollywood. Santa Monica Mts. 505 Comment
  RSA594851  Gutierrezia californica Steve Boyd, Lauren Raz 1996-10-8 8980 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  CATA3154  Hainardia cylindrica Amy Catalano 2016-6-3 141 Los Angeles Santa Catalina Island: Shallow bowl to east of Wrigley Reservoir, south of pines 386 Comment
  SBBG113283  Hainardia cylindrica S. A. Junak with M. L. Hoefs 1997-6-4 SCa 421 Los Angeles NE end of upper Buffalo Corral Reservoir 188 Comment
  UCR161202  Haplopappus acradenius subsp. acradenius T. B. Salvato, Melissa Clemons 2005-9-27 1227 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  SBBG128170  Hazardia squarrosa var. grindelioides B. E. Carter 2012-8-23 6987 Los Angeles Airport Rd, ca. 0.25 mi N of Middle Ranch Rd 405 Comment
  CAS-BOT-BC309436  Helenium puberulum Timothy S. Ross; Steve Boyd 1994-7-7 8163 Los Angeles Liebre Mountains. Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  POM308919  Helenium puberulum Kay H. Beach 1943-8-11 1884 Los Angeles along the road below Lysmiters, Tanbark 762 Comment
  POM359759  Helenium puberulum B. C. Templeton 1932-7-21 5043 Los Angeles Between Prairie Fork San Gabriel River and Big Pines Park, near Spring Comment
  CAS-BOT-BC223978  Helianthemum scoparium Mary H. Ward 1970-4-30 LASCA- 904 Los Angeles San Rafael Hills behind Linda Vista, southwestern Pasadena 304 Comment
  CAS-BOT-BC223981  Helianthemum scoparium John I. Carlson 1918-4-29 s.n. Los Angeles Sierra Madre Comment
  RSA0081383  Helianthemum scoparium R. G. Swinney 2010-3-16 11925 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  POM359980  Helianthus annuus var. lenticularis Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  OBI16320  Helianthus californicus P. A. Holden 1968-9-15 558 Los Angeles Along Agua Dulce Rd near Acton Comment
  JEPS30479  Helianthus gracilentus Henry J. Thompson 1959-5-2 1977 Los Angeles Yerba Buena Road 1.2 mi w of junction with Mulholland Highway; Santa Monica Mountains 609 Comment
  SFV7346  Helianthus gracilentus T. Gordon, M. H. Grayum 1975-3-21 862 Los Angeles Santa Monica Mountains Along Yerba Buena Road about 1 mile from junction with Mulholland Highway. 579 Comment
  UCR155674  Helianthus gracilentus A. C. Sanders, T. B. Salvato 2005-4-26 29706 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  RSA0013850  Helianthus gracilentus L. C. Wheeler 1967-6-26 8066 Los Angeles Placerita Canyon. 579 Comment
  CATA1951  Heliotropium curassavicum F. R. Fosberg 1931-4-29 7166 Los Angeles Santa Catalina Island: Mouth of Cottonwood Canyon 2 Comment
  UC284983  Heliotropium curassavicum P. A. Munz 1923-5-27 6891 Los Angeles Pallett Creek San Gabriel Mts., Pallett Creek Comment
  UCR123363  Heliotropium curassavicum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25477 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  SD215433  Heliotropium curassavicum var. oculatum Steve Boyd, Lauren Raz 1996-10-14 9035 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  CAS-BOT-BC310103  Hemizonella minima Geo. B. Grant 1906-6-15 6689 Los Angeles Summit Mt Wilson Comment
  POM30657  Hemizonia fasciculata Marcus E. Jones 1902-4-27 s.n. Los Angeles Santa Catalina Island Comment
  RSA0037152  Hemizonia kelloggii R. Arias, L. Cortez 2011-8-16 PDR 1313940 Los Angeles Leona Valley; Elizabeth Lake Road near 90th Street. Comment
  IRVC26478  Herniaria hirsuta A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26147 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  SEINET12265279  Hesperoyucca whipplei F. A. Thackery 1928-1 435 Los Angeles Mulholland Drive Comment
  CHSC26112  Heteromeles arbutifolia James Henrickson 1971-6-20 5591 Los Angeles Cultivated at Rancho Santa Ana Botanic Garden in Claremont. Comment
  UC56554  Heteromeles arbutifolia Ernest Braunton Jul 1902 569 Los Angeles Elysian Park Comment
  RSA605984  Heteromeles arbutifolia var. arbutifolia Louis C. Wheeler 1932-6-18 834 Los Angeles San Dimas Canyon. 427 Comment
  RSA0074080  Heterotheca grandiflora Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8897 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA0074428  Heterotheca grandiflora Peter H. Raven, H. J. Thompson 1959-10-14 14642 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  RSA0075804  Heterotheca grandiflora Richard Arnold 1984-8-10 1018 Los Angeles LAX dunes, Playa del Rey (El Segundo Blue survey) Area V2. Comment
  CAS-BOT-BC310840  Heterotheca sessiliflora subsp. fastigiata Frank W. Peirson 1921-10-9 4735 Los Angeles San Gabriel Mts. Delta Canon [Canyon], Tujunga Trib'y Comment
  SBBG63113  Heterotheca sessiliflora subsp. fastigiata R. Hoffmann 1927-8-31 Los Angeles Mint Cyn, Oak's Garage Comment
  POM21164  Hieracium argutum Fordyce Grinnell Jr 1917-7-29 s.n. Los Angeles Upper Millard's Canyon, San Gabriel Mountains. Comment
  POM6251  Hieracium argutum I. M. Johnston 1918-8-25 2129 Los Angeles Evey Canyon 915 Comment
  CATA1643  Hirschfeldia incana Mark L. Hoefs, Steven A. Junak 1998-6-12 2926 Los Angeles Santa Catalina Island: At Isthmus, across from Catalina Harbor 6 Comment
  UCSB68644  Hirschfeldia incana Gross, LeRoy; Denslow, Michael; Sidibeh, Mariam 2003-2-10 Los Angeles Transverse Ranges: Verdugo Mountains Region; south side; along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway (Burbank Quad. 7.5: T1N R13W S5 Center) 783 Comment
  CAS-BOT-BC207475  Hoffmannseggia glauca Theodore Minthorn 1909-8-15 s.n. Los Angeles Hills east of Los Angeles Comment
  POM348804  Hoita macrostachya H. L. Bauer 1928-10-15 s.n Los Angeles Long Beach. Comment
  RSA91357  Hoita orbicularis F. W. Peirson 1921-7-1 2472 Los Angeles Arraster Creek. 945 Comment
  UC535385  Holodiscus discolor Ira W. Clokey, B. Templeton 1929-5-1 4547 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 400 Comment
  CAS-BOT-BC149957  Holodiscus discolor var. discolor Joseph Andorfer Ewan 1933-7-4 7876 Los Angeles Spanish Canyon above Monrovia, San Gabriel Mts. 609 Comment
  RSA630256  Holodiscus microphyllus Scott D. White, David E. Bramlet 1998-8-11 7039 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCR223567  Hordeum brachyantherum R. G. Swinney 2009-6-3 11051 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
  UCR142516  Hordeum intercedens L. C. Wheeler 1936-4-12 4089 Los Angeles Coastal Plains & Basins; Los Angeles Basin, south side of hills south of Monterey Park 122 Comment
  RSA157795  Hordeum marinum subsp. gussoneanum P. H. Raven 1962-5-10 17738 Los Angeles near head of large canyon due north of Boulder, San Clemente Island 488 Comment
  RSA757805  Hordeum murinum subsp. glaucum Orlando Mistretta, Christine Mistretta 2008-4-7 2373 Los Angeles along SCE transmission line corridor, ca. 1.5 mi. NW of intersection of transmission line with State Hwy. 14 (1.75 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 41 per TRTP survey-2008) 972 Comment
  UCD86229  Hordeum murinum subsp. leporinum Charles F. Hewitt 1975-3-13 LASCA 1044 Los Angeles Arcadia. Los Angeles State and County Arboretum. Tallac Knoll. Comment
  IRVC26986  Hordeum vulgare A. C. Sanders, Andy Thompson 2003-4-17 26077 Los Angeles Newhall Ranch, NW of Magic Mountain amusement park, between M.M. and The Old Road, north of M.M. Parkway NE end of Santa Susana Mtns. 351 Comment
  CAS-BOT-BC213009  Hosackia crassifolia Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  SEINET957960  Hosackia oblongifolia V. Duran 1933-1 3698 Los Angeles Buckham, San Gariel Mts. 1981 Comment
  UCR190291  Hulsea heterochroma R. G. Swinney 1998-8-1 6628 Los Angeles San Gabriel Mtns., Vincent Gulch, 1.2 miles SE of Vincent Gap Trail Head, c. 2 miles east of the summit of Mt. Baden-Powell 1631 Comment
  UCR256260  Hulsea heterochroma R. G. Swinney 2010-10-13 14031 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  UCR223245  Hypericum formosum R. G. Swinney 2009-7-22 11365 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  CAS-BOT-BC312940  Hypochaeris glabra Peter H. Raven; Henry J. Thompson 1959-6-4 14315 Los Angeles Santa Monica Mountains. Point Dume 45 Comment
  UCD133354  Hypochaeris glabra Daryl Koutnik 1978-4-28 425 Los Angeles Point Dume near Zuma Beach. 45 Comment
  UCR50859  Hypochaeris glabra A. C. Sanders 1988-5-18 7823 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA188381  Isocoma menziesii R. F. Thorne, P. C. Everett 1965-6-24 35048 Los Angeles Santa Catalina Island. Shark Harbor, W side of Island. 8 Comment
  POM359493  Isocoma menziesii var. sedoides F. R. Fosberg 1931-4-29 S- 4707 Los Angeles Santa Catalina Island. Mouth of Cottonwood Canyon. 3 Comment
  CAS-BOT-BC311713  Isocoma menziesii var. vernonioides L. R. Abrams 1901-8-21 2191 Los Angeles Port Los Angeles Comment
  RSA595157  Isolepis cernua Steve Boyd 1996-4-25 8702 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  CHSC24686  Isomeris arborea D. Hattem 1976-4-18 7 Los Angeles Ca. 500 m. w of Hwy 5, ca. 15 mi n of Castaic. 975 Comment
  UC420498  Isomeris arborea Geo. B. Grant 1901-1 615 Los Angeles Santa Catalina Island Comment
  POM19155  Iva axillaris P. A. Munz 1923-5-27 6886 Los Angeles Mouth of Pallett Creek Comment
  RSA787251  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37167 Los Angeles Pomona, between Mt. San Antonio College and Cal Poly Pomona on Temple Ave., at crest of pass 245 Comment
  RSA0011192  Juglans californica F. R. Fosberg 1931-5-12 S 4848 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 200 Comment
  LA200576  Juglans californica var. californica Carl Epling; March 1925 6509 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  CAS-BOT-BC518750  Juglans hindsii R. E. Riefner, Jr. 2014-5-10 14 -114 Los Angeles San Fernando Valley, City of Los Angeles. Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, vicinity Haskell Creek at Woodley Park, E of Woodley Ave., W of San Diego Freeway, N of Burbank Blvd. 227 Comment
  UCR223214  Juncus R. G. Swinney 2009-5-27 10890 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  CATA1228  Juncus bufonius var. bufonius Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2294 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA611959  Juncus bufonius var. occidentalis L. C. Wheeler 1953-03 7031 Los Angeles San Gabriel River at Whittier Narrows Dam. Comment
  UCR270809  Juncus duranii R. G. Swinney 2011-8-17 15625 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  JEPS45916  Juncus ensifolius Joseph Andorfer Ewan 1934-8-10 8432 Los Angeles nw slope Mount Waterman; San Gabriel Mts. 2286 Comment
  POM209996  Juncus ensifolius Victor Duran 1933-7-25 3531 Los Angeles San Gabriel Mtns: Buckhorn. 1981 Comment
  RSA0011529  Juncus macrophyllus Orlando Mistretta, Christine Mistretta 2011-6-23 5729 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  UC457328  Juncus macrophyllus Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  LA51512  Juncus mexicanus Henry J. Thompson; 1959-5-31 2052 Los Angeles Santa Monica Mountains, just E of junction of Latigo Canyon Rd with Mulholland Hwy 518 Comment
  UC115099  Juncus rugulosus A. J. McC. 1893-7-8 156 Los Angeles Pasadena Comment
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Aug 5 2010
  RSA776490  Juncus saximontanus LeRoy Gross, Jane Tirrell 2011-7-20 5528 Los Angeles Spring, along Angeles Crest Highway, north of Lily Spring. Near 2287 Comment
  RSA0011363  Juncus xiphioides Orlando Mistretta, Youssef Atallah 2011-8-12 6024 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy 1083 Comment
  SBBG31283  Juncus xiphioides R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles No 2 Reservoir, upper part of Middle Ranch Cyn 304 Comment
  UC1922760  Juncus xiphioides Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1349 Los Angeles Transverse Ranges; Verdugo Mountains region; Near intersection of La Tuna Canyon and Las Barras Canyon at lower end of Hostetter Mtwy. 473 Comment
  SD252227  Juncus xiphioides Steven A. Junak 1999-7-16 Sca 1053 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach. Comment
  UCR58439  Juniperus A. C. Sanders 1987-7-22 7168 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  SEINET182719  Juniperus californica John P. Young 1921-10-20 Los Angeles Valyermo Comment
  UCSB6149  Keckiella antirrhinoides Gill, Robert 1959-4-16 Los Angeles Pomona College 365 Comment
  SBBG119500  Keckiella cordifolia E. R. Blakley 1963-12-8 6384 Los Angeles cliff face, head of cyn above Mosquito Cove between Triangulation Pts "Malo" and "Chenity"; above reach of goats 304 Comment
  SBBG31077  Keckiella cordifolia R. F. Thorne with D. Propst 1968-5-27 37632 Los Angeles Middle Ranch Cyn Comment
  UCD123790  Keckiella cordifolia Daryl Koutnik 1978-6-3 517 Los Angeles Dry Canyon-Cold Creek Road between Mulholland Hwy and Old Topanga Canyon Road. 304 Comment
  LA209311  Keckiella ternata W. R. Ernst; August 1946 sn Los Angeles San Gabriel Mountains, Crystal Lake Comment
  POM308422A  Keckiella ternata subsp. ternata Henry J. Ramsey, Henry J. Ramsey 1937-9-2 3098 Los Angeles Ladybug Canyon, Angeles Crest Highway. Comment
  RSA400473  Keckiella ternata subsp. ternata Thekla Mohr 3028 Los Angeles North Fork San Gabriel River. Comment
  SBBG22055  Keckiella ternata subsp. ternata R. F. Thorne 1963-7-11 32771 Los Angeles road to Upper Shake Cmpgrd, ca. 3 mi W of Lake Hughes, Angeles Nat Forest Comment
  SBBG41739  Kochia californica E. C. Twisselmann 1970-9-8 17498 Los Angeles Avenue C, 0.3 mi E of Hwy 14 (wastelands on the W border of Rosamond Dry Lake) 746 Comment
  UCR190786  Krascheninnikovia lanata R. G. Swinney 2001-4-18 7921 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UC73940  Laennecia coulteri J. Q. Adams 1905-1-1 14 Los Angeles Soldier's Soldier's Home Comment
  SEINET10625746  Lagenaria siceraria Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3893 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 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
  RSA603808  Lagophylla ramosissima L. C. Wheeler 1933-7-2 1890 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  CAS-BOT-BC273834  Lamarckia aurea LeRoy Abrams 1903-4-9 3244 Los Angeles Inglewood Comment
  RSA151273  Lamarckia aurea P. H. Raven 1962-4-9 17156 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  RSA533929  Lamarckia aurea Timothy S. Ross, Orlando Mistretta, M. Hammit 1991-5-19 5228 Los Angeles San Clemente Island, southeast end of island; terrace 1650 ft WNW of Guds, graded by the Navy to form a 'pad' 201 Comment
  RSA651780  Lamarckia aurea Harold Lint, Dunn 1948-3-10 s.n. Los Angeles Bonita & Irwindale, Irwindale, Comment
  RSA339629  Lamium amplexicaule Robert F. Thorne 1980-3-23 54012 Los Angeles Johnson's Pasture, above Claremont. 610 Comment
  UC519966  Lamium amplexicaule Louis Wheeler 1933-1-28 1457 Los Angeles San Marino 137 Comment
  UCR95472  Lamium amplexicaule L. C. Wheeler 1967-4-9 9186 Los Angeles San Gabriel Mtns., San Gabriel Canyon, Canyon Inn [2280 North San Gabriel Canyon Rd., Azusa] 244 Comment
  RSA603414  Lasthenia californica L. C. Wheeler 1936-4-12 4090 Los Angeles Hills S of Monterey Park, south side. 122 Comment
  CAS-BOT-BC338133  Lasthenia californica D. W. Kyhos 1962-3-25 62 -50 Los Angeles Point Dume Comment
  POM361491  Lasthenia californica B. C. Templeton, I. W. Clokey 1930-4-8 1016 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  CAS-BOT-BC352713  Lasthenia coronaria C. F. Baker 1909-3-20 5257 Los Angeles Claremont Comment
  CAS-BOT-BC361125  Lasthenia microglossa Ernest C. Twisselmann 1962-4-18 6946 Los Angeles Liebre Mountains: 0.25 mile northwest of the old Liebre Ranch headquarters edit 1066 Comment
  CHSC95862  Lathyrus vestitus LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 717 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. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  UCR260407  Lathyrus vestitus R. G. Swinney 2010-4-30 12456 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR260610  Lathyrus vestitus R. G. Swinney 2010-8-9 13462 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  RSA405690  Lathyrus vestitus subsp. laetiflorus Freda Detmers 1929-4-21 s.n. Los Angeles Topango Canyon Comment
  RSA405700  Lathyrus vestitus subsp. laetiflorus Anstruther Davidson 1891-06 s.n. Los Angeles Catalina Island. Comment
  RSA60204  Lathyrus vestitus subsp. laevicarpus E. K. Balls, L. W. Lenz 1950-3-28 14454 Los Angeles 12 miles south of Castaic, hwy 99. 335 Comment
  UCSB3107  Lathyrus vestitus var. alefeldii Wedberg, Lee 1954-4-26 Los Angeles Devil's Gate Dam, Pasadena 243 Comment
  RSA651404  Lathyrus vestitus var. vestitus Marion P. Harthill 1972-4-8 s.n. Los Angeles Glendora Mt. Rd. 792 Comment
  CAS-BOT-BC321502  Layia glandulosa Frank W. Pierson 1921-5-19 2413 Los Angeles Little Rock Creek Comment
  SBBG61210  Layia glandulosa R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  UCR107810  Layia glandulosa Steve Boyd, V. Soza 1998-4-28 10171 Los Angeles Liebre Mtns, Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Calif. Hwy 138, west of Fairmont Comment
  POM361657  Layia glandulosa Fay A. MacFadden 1931-4-22 s.n. Los Angeles Lake Hughes. Comment
  CAS-BOT-BC377809  Layia platyglossa C. F. Baker 1904-4-15 4177 Los Angeles Claremont Comment
  LA200239  Layia platyglossa A. H. Lange; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA762716  Lemna R. G. Swinney 2008-10-20 9651 Los Angeles San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA600544  Lemna minuta Steve Boyd, Lauren Raz 1997-5-28 9856 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
  RSA409624  Lepechinia fragrans Christopher Davidson, B. Gustafson 1975-6-24 2870 Los Angeles Big Tujunga Canyon, ca. 5 mi NE of Sunland on rd 2N78 in a small side canyon running SW. 686 Comment
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Oct 21 2014
  SD240943  Lepidium appelianum Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-20 8026 Los Angeles Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, ca. 150 m W of Hwy and just S of Ave E. Collection from area where Amargosa Creek floodpath impounds at upstream corner of streets. 701 Comment
  UCSB2385  Lepidium fremontii Ralph, F. 1960-4-1 Los Angeles N. side of Calif. Hwy. 138; 9.0 miles E. of its jct. with the road to Valyermo & Big Pines; E. of Pear Blossom; 0.6 miles W. of jct. with road to Victorville; Mojave Desert Comment
  CAS-BOT-BC89422  Lepidium fremontii David D. Keck; Palmer Stockwell 1935-5-15 3304 Los Angeles 1 mile west of Llano, western Mojave Desert between Victorville and Palmdale. Comment
  UC1870182  Lepidium latifolium LeRoy Gross 2002-10-5 668 Los Angeles Transverse Ranges: San Gabriel-Verdugo Mountains Region: Devils Gate Reservoir, northeast of the San Rafael Hills, in the Arroyo Seco river channel. Just west of the city of Altadena 335 Comment
  UCR205721  Lepidium latifolium A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36926 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  UCR84577  Lepidium latifolium T. S. Ross, Steve Boyd 1993-5-23 7213 Los Angeles Western Arcadia: slope on the north side of the Foothill Freeway (I-210) between Michillinda Ave. and its W-bound ramp. 198 Comment
  RSA251537  Lepidium nitidum R. F. Thorne 1973-4-12 42939 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  LA32264  Lepidium nitidum var. nitidum Peter H. Raven; Henry J. Thompson 1959-4-3 13926 Los Angeles Santa Monica Mountains, just E of Malibu Junction 243 Comment
  SD260925  Lepidium nitidum var. nitidum Hichael Honer, Rachel Woodard 2006-4-12 2186 Los Angeles Tehachapi Mountains area: Hills above Oso Cyn, c. 2.5 miles (NNW) of Quail Lake, 2 miles west of cement plant rod (Lebec 7.5'Q) 1143 Comment
  UCR98181  Lepidium nitidum var. nitidum Scott D. White 1997-2-2 4662 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, south of San Dimas Ave, and east of the I-210 Freeway 305 Comment
  RSA584103  Lepidium strictum Timothy S. Ross, S. D. Boyd 1990-5-15 2521 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 Comment
  RSA723076  Lepidium strictum LeRoy Gross 2007-5-13 s.n. Los Angeles Big Tujunga Wash. Below the mouth of the canyon that flows out of the San Gabariel Mountains. West of the dead end street called Grove Street. West of Oro Vista Av. which turns into Big Tujunja Canyon Road. City of Sunland. 387 Comment
  CAS-BOT-BC60047  Lepidium virginicum var. menziesii Frank W. Peirson 1921-3-3 2357 Los Angeles San Gabriel Mountains. Hills of the Arroyo Seco. 426 Comment
  RSA651363A  Lepidium virginicum var. robinsonii G. F. Orr 1956-3-29 s.n. Los Angeles South Fork, San Gabriel Canyon 426 Comment
  CAS-BOT-BC328071  Lepidospartum squamatum Peter H. Raven 1961-10-15 16863 Los Angeles In front of Rancho Ana Botanic Garden, Claremont. 259 Comment
  RSA606123  Lepidospartum squamatum L. C. Wheeler 1931-10-14 s 2 Los Angeles Rocky wash area between College Ave and Mills Ave N of Foothill Blvd. 366 Comment
  UCR216905  Lepidospartum squamatum R. G. Swinney 2009-3-17 10131 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, El Encanto Azusa River Wilderness Park, between Hwy 39 and the San Gabriel River 296 Comment
  UCSB6630  Lepidospartum squamatum Gill, Robert 1959-2-28 Los Angeles San Dimas Canyon; San Gabriel Mt. Range; Pacific Slope drainage area 365 Comment
  RSA606942  Leptochloa fusca subsp. fascicularis L. C. Wheeler 1946-9-1 6331 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/4 mile westerly from confluence with North Fork. Comment
  UCD33020  Leptochloa fusca subsp. uninervia Beecher Crampton 1965-10-27 7590 Los Angeles Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  JEPS69834  Leptodactylon californicum W. L. Jepson 1939-4-14 19117 Los Angeles Topanga Canyon; Santa Monica Mts., Topanga Canyon Comment
  SDSU21056  Leptodactylon californicum Ian Cain, Ryan Gilmore 2010-6-2 1489 Los Angeles Angeles National Forest, San Gabrial Mountains. Roughly 2.49km east of Mount Gleason summit 1730 Comment
  SFV22019  Leptodactylon californicum V. Soza, L. Gross, A. Munoz 2000-5-12 894 Los Angeles Verdugo Mountains Northwestern end of Verdugo Mountains. Crestline Drive from New Home Avenue in Sunland. West-northwest-facing slope along fire road to water tank. 457 Comment
  SD44505  Leptosiphon aureus Herbert L. Mason 1926-4-26 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains. Comment
  RSA469967  Leptosiphon bicolor Blanche Trask 1901-03 3044 Los Angeles Avalon, Catalina Island. Comment
  RSA264166  Leptosiphon breviculus W. Wisura 1977-6-17 3677 Los Angeles Along trail to Blue Ridge. Comment
  UCR223456  Leptosiphon breviculus R. G. Swinney 2009-6-8 11099 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
  RSA597155  Leptosiphon ciliatus L. C. Wheeler 1961-6-9 7852 Los Angeles San Gabriel Mountains. Big Tujunga Canyon at Vetter Gulch. 1280 Comment
  UCSB9522  Leptosyne californica Wedberg, H. 1958-4-13 Los Angeles 165th Street, one mile north on Hwy. 138, near Pearblossom Comment
  SBBG125871  Lessingia glandulifera var. glandulifera A. Parikh, N. Gale 2010-6-10 3273 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 2.8 km NW of State Hwy 14; E Liebre Mtns 1106 Comment
  UC1532954  Lessingia glandulifera var. glandulifera C. W. Tilforth and John Dourley 1973-5-24 820 Los Angeles ca 2 mi ene Valyermo (n edge of mountains); San Gabriel Mountains, Bob's Gap Comment
  OBI15774  Lessingia glandulifera var. glandulifera Robert F. Hoover 1966-10-14 10152 Los Angeles Pearlblossom Comment
  RSA561599  Leymus condensatus Steve Boyd, Walter Appleby 1993-5-24 8168 Los Angeles Seepages along upper end of Wilson canyon Rd, S of Wilson Canyon Saddle and E of the communication facility 944 Comment
  RSA701594  Lilium humboldtii subsp. ocellatum Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1237 Los Angeles In canyon bottom of Evey Canyon. 793 Comment
  UC908577  Linanthus aureus Herbert L. Mason Los Angeles 30 mi w Victorville; Mohave Desert Comment
  CAS-BOT-BC226752  Linanthus californicus Henry J. Thompson 1959-3-27 1879 Los Angeles Santa Monica Mountains. Saddle Peak 670 Comment
  SBBG118587  Linanthus californicus J. Henrickson 2000-4-15 20708 Los Angeles ca. 1 mi SE of Newhall in W part of Whitney Cyn, just NE of jct of San Fernando Rd and St Hwy 14; within 200 ft of Hwy 14; near T3N, R15W, SW edge of S 6 472 Comment
  RSA468455  Linanthus californicus subsp. glandulosus Adele G. Axtman 1931-7-5 s.n. Los Angeles Foothills, Verdugo Comment
  LA200754  Linanthus dianthiflorus Jonathan Sauer; H. Walter 1975-4-12 5647 Los Angeles Comment
  LA33441  Linanthus dianthiflorus Peter H. Raven; 1959-4-4 13954 B Los Angeles 24 Comment
  NY43184  Linanthus dianthiflorus J. B. Walker 1995-6-5 1424 Los Angeles Santa Catalina Island, just below Airport Rd, along road to White's Landing 300 Comment
  UCR209442  Linanthus dianthiflorus R. G. Swinney 1969-4-27 384 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  POM364572  Linanthus dianthiflorus subsp. dianthiflorus Richard Kirtland 1928-3-28 s.n. Los Angeles Palos Verdes Hills Comment
  UCR184049  Linanthus parviflorus A. C. Sanders 2007-4-19 33433 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCD123840  Linaria pinifolia Peter H. Raven; Henry J. Thompson 1960-4-24 15120 Los Angeles Santa Monica Mountains; junction of Decker Road and Mulholland Highway. 457 Comment
  UCR189383  Lithophragma R. G. Swinney 1998-5-30 6179 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  CHSC8286  Lithophragma affine Edward L. Smith 1957-4-25 225 Los Angeles Located in Little Dalton Canyon. San Gabriel Mts. 365 Comment
  RSA221576  Lithophragma affine Arthur C. Gibson, Linda Gibson 1971-3-27 1740 Los Angeles Evey Canyon, NE of Claremont. Comment
  UC55337  Lithophragma affine J. H. Barber 1897-3-21 Los Angeles Sepulveda Canyon Comment
  SEINET12219414  Lithophragma affine subsp. mixtum J. F. Bright 1934-1 9243 Los Angeles Santa Monica Coast Range Comment
  RSA439331  Lobelia dunnii var. serrata Fordyce Grinnell Jr. 1910-7-22 3662 Los Angeles Switzer's Camp, San Gabriel Mountains Comment
  RSA502793  Lobelia dunnii var. serrata T. S. Ross, Annette H. Ross 1989-9-20 1779 Los Angeles San Antonio Canyon near pond west of Spring Hill and below Baldy Road in the Canyon 975 Comment
  LA200324  Lobularia maritima W. O. Griesel; 1936-5-16 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  UC557667  Logfia arizonica Nell Murbarger 1936-4-1 161 Los Angeles w coast San Clemente Island Comment
  SBBG98433  Logfia filaginoides T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5244 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 388 Comment
  SBBG98622  Logfia filaginoides T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5321 Los Angeles between Box and Horse Cyns 484 Comment
  RSA251487  Lolium perenne subsp. multiflorum R. F. Thorne 1973-4-12 42982 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  RSA13881  Lolium rigidum L. C. Wheeler 1933-6-24 1875 Los Angeles Sepulveda Blvd. at Los Angeles River, San Fernando Valley 198 Comment
  POM50346  Lomatium lucidum L. R. Abrams 1901-4-3 1281 Los Angeles Santa Monica Mounatains 244 Comment
  CHSC95474  Lomatium mohavense LeRoy Gross 2005-4-28 2154 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. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  JEPS17012  Lomatium mohavense J. Burtt Davy May, 1896 2623 Los Angeles Antelope Valley, Manzana Comment
  SD104887  Lomatium mohavense subsp. longilobum Darley Howe 1979-4-30 5087 Los Angeles 2 miles northwest of Devil's Punch Bowl 1435 Comment
  UC1618037  Lomatium utriculatum Donald G. Nelson 1935-4-15 310 a Los Angeles near the harbor Wilmington Comment
  UC145556  Lonicera C. F. Baker 1909-4-2 5195 Los Angeles Ganensha Park, Pomona Comment
  LA47632  Lonicera hispidula var. vacillans Henry J. Thompson; 1960-6-7 3070 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, in deep side canyon ca 0.4 mi S of tunnel, 1.6 mi S of Tapia Park. 152 Comment
  RSA774796  Lonicera interrupta R. G. Swinney 2009-7-29 11403 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR147795  Lonicera interrupta Valerie Soza, LeRoy Gross 2000-6-13 1003 Los Angeles San Gabriel Mountains, SE-facing slope of Horse Canyon, above Horse Canyon Road (FSR 3M51), c. 1.75 mi south of Angeles Crest Hwy, within Horse Canyon Shooting Area 1768 Comment
  UCR65563  Lotus argophyllus var. adsurgens Aaron Liston, Et al. 1989-4-30 803 -2 Los Angeles Channel Islands, San Clemente IslandPyramid Head, S end of the island 15 Comment
  UC1184981  Lotus argophyllus var. argenteus Huron H. Smith 1912-5-29 5020 Los Angeles Summit Road Santa Catalina Island 365 Comment
  JEPS55411  Lotus argophyllus var. argophyllus Frank W. Peirson 1918-5-26 96 Los Angeles Toll Road up Mt. Wilson 1066 Comment
  RSA775124  Lotus argophyllus var. argophyllus Orlando Mistretta, Christine Mistretta 2010-6-8 5278 Los Angeles Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, approx. 1.15 miles N of intersection with upper Big Tujunga Canyon Rd. 1100 Comment
  CATA1154  Lotus corniculatus Mark L. Hoefs 1995-5-30 2146 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  JEPS55498  Lotus hamatus A. M. Ottley 1920-5-3 587 Los Angeles Tujunga Wash San Gabriel Mts. Comment
  UC1871217  Lotus hamatus T. S. Ross 1993-4-21 6834 Los Angeles Channel Islands; Santa Catalina Island; Santa Catalina Island: SW part of the island along major E-W ridge between Carlos and Cactus Peak; 500-1200 ft NNE to NE of Quartz 397 Comment
  RSA747579  Lotus heermannii R. G. Swinney 2005-8-22 8508 Los Angeles San Gabriel Mountains: Devils Punchbowl County Park, lower Holcomb Canyon. 1280 Comment
  UC56573  Lotus heermannii Ernest Braunton Jun 1902 440 Los Angeles Ballona Comment
  RSA319992  Lotus heermannii var. heermannii Greg Wright 1971-5-23 124 Los Angeles Big Dalton Canyon, north of Glendora Comment
  UCR51005  Lotus humistratus A. C. Sanders, E. J. Lawlor 1988-4-3 7758 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  UCR192883  Lotus nevadensis R. G. Swinney 1998-7-8 6344 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UCR124765  Lotus oblongifolius B. C. Templeton 1932-8-26 5097 Los Angeles San Gabriel Mtns., Big Rock Creek, near Vincent Gap, Angeles National Forest 1905 Comment
  RSA90414  Lotus oblongifolius var. oblongifolius F. W. Peirson 1921-7-2 4080 Los Angeles Pallett Creek, San Gabriel Mountains 1098 Comment
  UCR189667  Lotus purshianus R. G. Swinney 1998-7-6 6279 Los Angeles San Gabriel 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
  UCR217137  Lotus purshianus Jonas A. Winbolt, Rocky Brown 2010-8-20 008 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  RSA654446  Lotus purshianus var. purshianus Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 975 Los Angeles Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), N of ''La Tuna'', above Chandler and Fisher canyons, S of La Tuna Canyon. 487 Comment
  RSA724418  Lotus purshianus var. purshianus K. Dobry 1991-6-27 d- 784 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  RSA0091492  Lotus salsuginosus R. G. Swinney 2010-3-13 11888 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  SFV1843  Lotus salsuginosus K. A. Wilson 1961-3-1 879 Los Angeles Santa Monica Mountains Mulholland Highway, about 1 mile west of Las Virgenes Road. Steep, rocky slope. 300 Comment
  UC56568  Lotus salsuginosus W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  RSA652449  Lotus salsuginosus H. J. Thompson 1959-4-12 1925 Los Angeles 2 miles west of Las Virgenees Road, Mulholland Hwy. 305 Comment
  RSA596451  Lotus salsuginosus var. salsuginosus R. G. Swinney 1969-12-5 417 Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. 0.6 mi. N of Sierra Madre Ave. on N Pennsylvania Ave. 365 Comment
  RSA0020368  Lotus scoparius Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5075 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA498652  Lotus scoparius V. V. Giles 1936-7-5 212 Los Angeles 1/8 mile East Holbrook Camp, Crystal Lake Road. Comment
  RSA662145  Lotus scoparius var. brevialatus Stephen Hill 1981-2-27 29 Los Angeles Hwy 39 at Information Center approx. 1 mile N of Sierra Madre St. adjavcent to parking lot at information center. Comment
  RSA659798  Lotus scoparius var. scoparius Brian McColgan 1988-5-19 24 Los Angeles Evey Canyon. 1 mile N of Padua on Mt. Baldy Rd. 854 Comment
  UC1584841  Lotus scoparius var. scoparius Tim Ross 1991-4-8 4460 Los Angeles Elephant Hill, w Pomona Pomona, Elephant Hill, San Dimas U.S.G.S. 7.5' Quad. 228 Comment
  RSA0101283  Lotus strigosus R. G. Swinney 2011-6-22 15260 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1780 Comment
  RSA621305  Lotus strigosus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UCR263070  Lotus strigosus Mitch Provance 2008-4-14 10141 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA250641  Lotus strigosus R. F. Thorne 1971-3-31 41447 Los Angeles Johnson's Pastures, N of Mountain Ave., Claremont. 549 Comment
  UC864919  Lotus wrangelianus Louis C. Wheeler 1932-4-30 673 Los Angeles near U.C.L.A. Campus; West Los Angeles 137 Comment
  UCR242038  Lotus wrangelianus Dan S. Cooper 2012-4-30 412- 4 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  UCR205648  Ludwigia peploides A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36941 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  CAS-BOT-BC201195  Lupinus Charles Piper Smith 1923-7-16 3786 Los Angeles Newhall Tunnel Hills Comment
  CAS-BOT-BC201201  Lupinus Charles Piper Smith 1923-7-16 3787 Los Angeles Montrose Comment
  CAS-BOT-BC201425  Lupinus albifrons var. albifrons C. B. Wolf 1931-5-14 2053 Los Angeles Along Beverly Blvd. west of Los Angeles Botanic Garden 60 Comment
  LA52459  Lupinus bicolor Elizabeth McClintock; 1936-4-18 sn Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  SBBG3546  Lupinus bicolor R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  SBBG71249  Lupinus bicolor R. Hoffmann 1929-5-31 Los Angeles Pine Cyn Comment
  UCR205850  Lupinus bicolor R. G. Swinney 2008-5-8 8820 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
  UCR271677  Lupinus bicolor R. G. Swinney 2011-5-31 14925 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA177718  Lupinus bicolor subsp. microphyllus R. F. Thorne, P. C. Everett 1965-5-12 34608 Los Angeles Santa Catalina Island, Bullrush Canyon 243 Comment
  RSA526597  Lupinus bicolor subsp. microphyllus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4181 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  RSA609504  Lupinus chamissonis L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  RSA413473  Lupinus concinnus Robert Gustafson, Gary D. Wallace 1982-4-26 2531 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA725091  Lupinus concinnus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -1 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SFV1874  Lupinus concinnus P. G. Kilburn 1958-4-12 737 Los Angeles Saugus district of Angeles National Forest. Sawmill Mountain area, 0.5 miles east of entrance to Lower Shake Campground. 1250 Comment
  SEINET10488652  Lupinus concinnus Robert F. Thorne 1982-4-20 Thorne 54979 Los Angeles San gabriel mtns: mojave desert slopes; 1/4-1/2 mi n of bob's gap, n slope of holcomb ridge, about 2.5 mi due s of llano, in juniper-joshua tree woodland. Annual in sandy wash. 1158 Comment
  CAS-BOT-BC205152  Lupinus elatus R. F. Thorne; C. W. Tilforth; J. Dourley; R. Scoggin 1972-8-11 42209 Los Angeles San Gabriel Mts., Angeles National Forest: Mt. Waterman, E. end of Mt. Waterman ridge 2316 Comment
  RSA230228  Lupinus elatus R. F. Thorne 1969-7-2 38322 Los Angeles San Gabriel Mts., Angeles National Forest: Moist area about spring 1 mile SW of Kratka Ridge along Angeles Crest Hwy. 2073 Comment
  RSA0110847  Lupinus excubitus R. G. Swinney 2011-5-6 14607 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  CAS-BOT-BC205404  Lupinus excubitus var. austromontanus H. Anderson 1932-3-24 s.n. Los Angeles Hungry Valley Comment
  POM2586  Lupinus formosus J. Tucker 1902-04 s.n. Los Angeles Near Pasadena. Comment
  UCD107744  Lupinus formosus C. F. Baker 1909-5-1 5303 Los Angeles Claremont. Comment
  RSA414468  Lupinus formosus var. formosus Robert Gustafson 1973-5-17 s.n. Los Angeles ca .4 mile above Charlton Flats campground 1677 Comment
  RSA91230  Lupinus formosus var. formosus Joseph A. Ewan 1933-7-4 7869 Los Angeles 1/2 mile below summit Monrovia Peak 1463 Comment
  RSA536071  Lupinus guadalupensis T. S. Ross 1991-5-21 5416 Los Angeles San Clemente Island, upper reaches of Box Canyon, SW side of island 404 Comment
  SEINET4035782  Lupinus hirsutissimus M. B. Dunkle 1939-1 7299 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC211694  Lupinus longifolius Theodore Payne 1948-5-15 12287 Los Angeles La Canada Comment
  LA200476  Lupinus longifolius Carl B. Wolf; 1931-5-14 2053 Los Angeles Comment
  RSA0062868  Lupinus longifolius Daisie Huang 2008-4-6 08040601 Los Angeles Deer Creek Rd, right off of PCH. Malibu. 17 Comment
  SEINET10871025  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UCR155135  Lupinus microcarpus A. C. Sanders 2005-5-5 29949 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  RSA618710  Lupinus microcarpus var. densiflorus Scott D. White 1998-5-19 6511 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  UCR145961  Lupinus microcarpus var. microcarpus Mark A. Elvin, Cathleen Weigand 2003-4-8 2455 Los Angeles Santa Clarita Valley, Newhall Ranch, flats south of confluence of Hasley Canyon with Castaic Creek 297 Comment
  RSA0070132  Lupinus odoratus Orlando Mistretta, Christine Mistretta 2003-4-30 1983 Los Angeles Saddleback Butte State Park. 824 Comment
  SEINET10940183  Lupinus odoratus James S. Henrickson 1965-4-22 Henrickson 1959 Los Angeles Mojave desert. Ca 19 mi e of lancaster. E of saddleback butte; with larrea, Yucca brevifolia and many desert annuals; decomposed granite soil. Fleshy. Flowers deep blue-purple with white on keel and banner, frequent. 899 Comment
  LA33640  Lupinus sparsiflorus Peter H. Raven; Henry J. Thompson 1959-5-5 13932 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1) 335 Comment
  RSA0064301  Lupinus sparsiflorus Daisie Huang 2008-4-1 08040102 Los Angeles Road to Lake Piru Recreation Area. 94 Comment
  LA52449  Lupinus sparsiflorus subsp. sparsiflorus J. A. Ewan; April 1933 10909 Los Angeles 365 Comment
  POM157976  Lupinus succulentus M. B. Dunkle 1928-3-17 1753 Los Angeles Santa Catalina Island. Isthmus. 91 Comment
  RSA569186  Lupinus succulentus Bonnie C. Templeton 1930-4-2 4411 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  LA33644  Lupinus truncatus Henry J. Thompson; 1959-4-12 1923 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 304 Comment
  SEINET3815703 Image available Lupinus truncatus F. R. Fosberg 1931-3-25 S 4374 Los Angeles Santa Catalina Island; Hamilton Canyon 100 Comment
  SBBG84174  Lupinus truncatus R. Mattoni -Apr-1986 Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles InterNat Airport 6 Comment
  UCR204014  Luzula comosa R. G. Swinney 2001-9-15 8136 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  LA209687  Lycium cooperi Louis C. Wheeler; 1932-4-10 608 Los Angeles 2 mi. W Palmdale 761 Comment
  RSA281207  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles Playa del Rey, 400 m north of 431 East Culver Blvd. Comment
  RSA669743  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles Playa del Rey, 400 m north of 431 East Culver Blvd. Comment
  RSA451793  Lyonothamnus floribundus subsp. floribundus M. B. Dunkle 1928-5-27 1981 Los Angeles Head of Gallagher's Canyon, San Clemente Island Comment
  RSA479368  Lyonothamnus floribundus subsp. floribundus Mark Hoefs 1974-9-25 566 Los Angeles Santa Catalina Island. West fork of Gallagher's Canyon. 290 Comment
  SDSU9098  Lyonothamnus floribundus subsp. floribundus D. F. Howe 1953-5-2 2269 Los Angeles Head of Wain Canyon, Santa Catalina Island. Comment
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Jun 10 2014
  UC54953  Lythrum californicum H. P. Chandler 1902-9-9 2036 Los Angeles Ballona Marsh Comment
  RSA698762  Madia elegans subsp. elegans LeRoy Gross, P. Morton 2004-6-10 1373 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  UCR93294  Madia elegans subsp. vernalis T. S. Ross, Steve Boyd 1994-5-24 7847 Los Angeles San Gabriel Mtns., NE summit of Grass Mtn: N slopes draining toward Elizabeth lake; S slopes toward Green Valley. 1390 Comment
  RSA188028  Madia gracilis R. F. Thorne 1966-4-28 36248 Los Angeles Santa Catalina Island: Hay Press area. 427 Comment
  UCR280941  Madia sativa Mitch Provance 2017-6-30 617- 33 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  CAS-BOT-BC230901  Malacothamnus davidsonii C. B. Wolf 1931-10-23 2496 Los Angeles Swartout Valley, 1/8 ,i. E. of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  CAS-BOT-BC231880  Malacothamnus davidsonii Carl B. Wolf 1931-7-30 3897 Los Angeles 1/2 mile east of San Fernando, San Fernando Valley 304 Comment
  CAS-BOT-BC206220  Malacothamnus fasciculatus Tim Ross 1993-4-22 6924 Los Angeles SW part of the island in Middle Ranch, ridge on NE side of Thompson Reservoir, Santa Catalina South USGS 7.5' quad., Santa Catalina Island 201 Comment
  RSA306273  Malacothamnus fasciculatus Henry J. Ramsey, Mrs. Ramsey 1938-5-22 1406 Los Angeles North Craig Ave., Altadena. Comment
  SFV2283  Malacothamnus fasciculatus M. L. Vincent 1962-7-18 264 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Old Topanga Canyon turnoff. 440 Comment
  LA105525  Malacothamnus fasciculatus var. fasciculatus Barry A. Prigge; 1989-5-13 8729 Los Angeles Santa Suzana Mountains, Blind Canyon: upper slope of canyon, ca 1.76mi NW of the junction of Simi Valley Fwy and Topanga Blvd, N of Chatsworth. 518 Comment
  RSA0036306  Malacothamnus fremontii LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6969 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA250469  Malacothamnus fremontii Robert F. Thorne, John Dourley 1967-10-10 37348 Los Angeles San Gabriel Mts.; Angeles National Forest: Blue Ridge. 2256 Comment
  RSA77034  Malacothamnus fremontii F. W. Peirson 1917-5-13 68 Los Angeles Roadside near village of Little Rock, north side of San Gabriel Mountains. Comment
  JEPS85115  Malacothamnus marrubioides Roy E. Buck, Rexford Palmer 1989-4-28 1227 Los Angeles N-Facing Slope Osito Canyon 731 Comment
  UC1293713  Malacothamnus orbiculatus P. C. Everett and E. K. Balls 1959-5-22 1959 Los Angeles N. Slopes, San Gabriel Mts., From Valyermo San Gabriel Mts, Big Rock Creek. 1219 Comment
  RSA599340  Malacothrix californica Steve Boyd, Lauren Raz 1997-3-26 9369 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
  CAS-BOT-BC345407  Malacothrix clevelandii H. D. Ripley; R. C. Barneby 1943-5-11 5197 Los Angeles Mint Canyon 822 Comment
  POM362264  Malacothrix clevelandii Anstruther Davidson 1914-06 2976 Los Angeles San Gabriel Canyon, San Gabriel Mountains. Comment
  RSA638210  Malacothrix clevelandii L. C. Wheeler 1967-5-15 9580 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 518 Comment
  UC637181  Malacothrix foliosa R. M. Bond 1940-5-14 Los Angeles Santa Barbara Island Comment
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Feb 14 2006
  RSA0069884  Malacothrix saxatilis R. G. Swinney 2010-2-27 11749 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UCR231389  Malacothrix saxatilis Dan S. Cooper 2011-10-5 1011- 124 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, upper Fern Canyon 231 Comment
  POM362366  Malacothrix saxatilis var. tenuifolia M. B. Dunkle 1931-4-22 2457 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA549163  Malosma laurina T. S. Ross, Peter Fritsch 1990-6-20 3698 Los Angeles Forest Service Rd. 1N36 heading S from Rincon-Red box Rd; W side of Van Tassel Canyon; 473 Comment
  RSA660203  Malosma laurina Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 10 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  SBBG12014  Malosma laurina E. R. Blakley 1961-9-24 4763 Los Angeles Fourth of July Cove 15 Comment
  UC1584718  Malosma laurina Tim Ross and Annette Ross 1991-6-3 5536 Los Angeles s.e. summit of Elephant Hill (w. Pomona); Pomona, Elephant Hill 316 Comment
  UC17935  Malosma laurina Blanche Trask Apr. 1890 Los Angeles Avalon Santa Catalina Isl., Avalon Comment
  SEINET10629053  Malus pumila Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3776 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  SD92022  Malva assurgentiflora Reid Moran, R. M. Beauchamp and T. Oberbauer 1975-8-22 22673 Los Angeles San Clemente Island; Wilsons Cove. 49 Comment
  UCR192526  Marah fabacea A. C. Sanders 2008-4-10 34786 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
  CATA3228  Marah macrocarpa Julie L. King 2017-1-17 39 Los Angeles Santa Catalina Island: South side of West End Rd., about 75 meters west of junction with Howlands Watertank Rd. 33 Comment
  LA105351  Marah macrocarpa Barry A. Prigge; 1989-4-23 Los Angeles Santa Susana Mountains, between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  RSA0119799  Marah macrocarpa R. G. Swinney 2014-5-15 16518 Los Angeles San Gabriel Mountains; Azusa Peak, 0.06 miles s. of Glendora Ridge Mtwy., 1.34 mi. due east of Hwy. 39, 0.15 miles e. of north Garcia Trailhead, in Colby Fire burn area of Jan. 2014. 625 Comment
  RSA755807  Marah macrocarpa R. G. Swinney 2009-1-19 9997 Los Angeles Duarte, 1.5 mi. north of Foothill Blvd. at El Encanto Dr., 100-300 m east of Fish Canyon Rd., confluence of Fish Canyon and San Gabriel River 207 Comment
  SD253432  Marah macrocarpa R. G. Swinney 2011-4-1 14298 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA52137  Marah macrocarpa I. L. Wiggins 1949-2-21 s.n. Los Angeles San Clemente Island: Wilson's Cove Comment
  RSA0035009  Marrubium vulgare Geo. E. Julian 1963-3-19 s.n. Los Angeles Voorhis Campus, Cal Poly, San Dimas. Comment
  RSA409814  Marrubium vulgare E. S. Spalding 1923-04 s.n. Los Angeles Los Angeles. Comment
  UCSB9294  Marrubium vulgare Haller, Norman 1953-3-29 Los Angeles Mulholland Dr. near Sepulveda, Santa Monica Mts. 426 Comment
  RSA445530  Meconella denticulata Louis C. Wheeler 1934-3-23 2466 Los Angeles San Dimas Canyon 427 Comment
  POM276574  Medicago polymorpha George B. Grant 1903-02 s.n. Los Angeles Pasadena Comment
  SEINET2442016  Melia azedarach R. G. Swinney 2009-3-19 10135 Los Angeles San Gabriel Mtns. Foothills: Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel (Azusa 7.5').; 0 171 Comment
  POM357036  Melica imperfecta C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  SEINET10860820  Melica imperfecta Louis C. Wheeler 1967-4-30 Wheeler 9222 Los Angeles San Gabriel Mountains. Limekiln canyon. Steep, rocky, sunny west slope along abandoned trail. 549 Comment
  UCSB26231  Melica imperfecta Gliessman, Nan 1968-5-10 Los Angeles 25 yards south of Escondido Canyon Road; 0.3 mile south of its junction with Highway 14 914 Comment
  POM348163  Melilotus albus L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  RSA0080363  Melilotus albus R. G. Swinney 2011-6-29 15329 Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon and confluence with Mill Creek. 1098 Comment
  RSA5983  Melilotus albus Carl B. Wolf 1932-9-13 4056 Los Angeles Bryant Ranch. 250 ft. south of north boundary in SE 1/4 section 27 (about 460 ft. east and 250 ft. south of NW corner of SE 1/4 section 27. T4S, R12W). 5 Comment
  POM348188  Melilotus indicus Wm. Martin 1971-8-25 s.n. Los Angeles Point Dume. Comment
  UCR272966  Melilotus indicus R. G. Swinney 2011-6-29 15336 B Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  RSA12405  Melilotus indicus Carl B. Wolf 1934-4-11 5618 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4. 5 Comment
  UCR227767  Mentzelia albicaulis R. F. Thorne, C. W. Tilforth 1972-6-29 42105 Los Angeles San Gabriel Mountains, Angeles National Forest, c. 2.0 mi southeast of Valyermo on [Big Pines Rd.] to Jackson Lake 1433 Comment
  RSA229144  Mentzelia congesta Robert F. Thorne, C. W. Tilforth 1971-6-30 s.n. Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA0097180  Mentzelia dispersa R. G. Swinney 2011-6-1 14976 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA747193  Mentzelia dispersa R. G. Swinney 2008-6-10 8998 Los Angeles Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail. 1585 Comment
  UC1602075  Mentzelia dispersa I. M. Johnston 1918-7-5 2090 Los Angeles San Antonio Mountains, San Antonio Canyon 2286 Comment
  UCR119835  Mentzelia micrantha Jeremiah George 2001-5-29 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  POM308325  Mentzelia micrantha Henry J. Ramsey, Henry J. Ramsey 1937-8-7 3058 Los Angeles Bear Creek Canyon, San Gabriel Mountains. Comment
  RSA0121622  Mentzelia veatchiana Pam De Vries 2013-4-3 7835 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 1.0 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Road. 1042 Comment
  UCR223714  Mentzelia veatchiana R. G. Swinney 2009-6-17 11203 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA650014  Mesembryanthemum chilense R. Danborn 1948-2-15 s.n. Los Angeles North Pomona, near L.A. Co. Fairgrounds. Comment
  SBBG53308  Mesembryanthemum crystallinum D. M. Power 1972-11-11 Los Angeles terrace W of Wilson's Cove Comment
  CATA453  Mesembryanthemum nodiflorum Sara L. Crockett 1997-3-20 594 Los Angeles Santa Catalina Island: Point overlooking and NE of Ben Weston Beach 164 Comment
  RSA402631  Mesembryanthemum nodiflorum F. R. Fosberg 1931-4-13 S- 4599 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach Comment
  CAS-BOT-BC348439  Micropus californicus var. californicus Peter H. Raven; Henry J. Thompson 1959-5-5 14132 Los Angeles Santa Monica Mountains. Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage 335 Comment
  UCD134516  Micropus californicus var. californicus Louis C. Wheeler 1967-5-8 9304 Los Angeles Liebre Mountains. Northeast of Saugus. 396 Comment
  RSA158344  Microseris douglasii subsp. platycarpha P. H. Raven 1962-4-10 17199 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA715785  Microseris lindleyi Scott D. White, Pam DeVries 2006-5-10 11423 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  LA32248  Mimulus aurantiacus Peter H. Raven; 1959-5-9 14167 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA675931  Mimulus aurantiacus LeRoy Gross 2003-3-9 790 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  RSA724657  Mimulus aurantiacus K. Dobry 1991-5-20 601 Los Angeles West San Gabriel Mts. along Little Tujunga Rd up to Bear Divide. Comment
  OBI69388  Mimulus aurantiacus var. aurantiacus Patrick Byrne, Mindy Burrows and Debbie Maghen 1994-4-3 8 Los Angeles Santa Monica Mts, Topanga State Park, Topanga, near entrance at end of Waveview Dr., 50 yds N of dirt fire road 360 Comment
  POM122670  Mimulus aurantiacus var. pubescens Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA0120031  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-5-19 16549 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  POM246634  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-7 S- 4497 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 2 Comment
  UC729554  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-5-10 3509 Los Angeles Avalon Canyon, above the last almond orchard Santa Catalina Island 121 Comment
  SEINET12269798  Mimulus brevipes I. Tavares, Brinson, V. 1962-1 255 Los Angeles Bouquet (Boquet) Canyon road, 3 mi S of Boquet Canyon Guard Station Comment
  JEPS24108  Mimulus cardinalis Henry J. Thompson 1959-5-24 1983 Los Angeles 0.3 mi n Coast Highway; Santa Monica Mountains, Tuna Canyon 45 Comment
  POM5109  Mimulus cardinalis C. F. Baker 1903-8-2 3457 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UCR3455  Mimulus cardinalis Bob Arthur 1964-5-10 640510- 3 Los Angeles San Gabriel Mountains, Monrovia Canyon, on North Canyon Blvd, 1.5 mi. from gate 610 Comment
  POM55  Mimulus floribundus D. L. Crawford 1915-8-14 s.n. Los Angeles Palmer Canyon, Claremont Comment
  PASA110  Mimulus guttatus Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA774281  Mimulus guttatus R. G. Swinney 2009-6-8 11083 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SEINET3245936  Mimulus guttatus R. G. Swinney 2009-1 11494 Los Angeles Transverse Range: San Gabriel Mtns.: Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2060 Comment
  SFV3395  Mimulus guttatus K. A. Wilson 1962-5-12 1274 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  UC55375  Mimulus guttatus J. H. Barber 1897-4-20 134 Los Angeles Pomona Comment
  UCR192835  Mimulus johnstonii R. G. Swinney 1998-7-6 6276 Los Angeles San Gabriel 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
  UC1409077  Mimulus pilosus R. F. Thorne, C. W. Tilforth, J. Dourley, and R. Scoggin 1972-8-11 42216 Los Angeles Mt. Waterman San Gabriel Mts., Angeles National Forest (seepage area at top pf ski lift) 2377 Comment
  CAS-BOT-BC173175  Minuartia douglasii A. C. Sanders 2003-5-1 26251 Los Angeles Western San Gabriel Mtns.: SE rim of Castaic mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch 412 Comment
  RSA608899  Minuartia douglasii L. C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  RSA678784  Minuartia douglasii V. Soza, Steve Boyd 2002-4-10 1413 Los Angeles West side of Haskell Canyon, Del Sur Ridge. Stables Fire 2001 area. 564 Comment
  RSA679894  Minuartia douglasii LeRoy Gross 2003-6-7 1000 Los Angeles From Three Points (off Angeles Crest Highway) east to spring on the south side of Mt. Waterman, north end of the San Gabriel Wilderness area. 1951 Comment
  RSA586676  Minuartia douglasii Orlando Mistretta 1995-5-10 1705 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1189 Comment
  SBBG10661  Mirabilis californica R. Moran 1959-9-18 6848 Los Angeles cyn 2 mi SE of Eel Pt Comment
  SEINET4084697  Mirabilis californica var. californica R. Moran 1941-1 706 Los Angeles Santa Catalina Island on ridge north of Middle Ranch. 300 Comment
  CAS-BOT-BC434634  Mirabilis laevis var. crassifolia Carl B. Wolf 1928-4-1 1607 Los Angeles Santa Susanna Pass 1/2 mi. from Summit 457 Comment
  SBBG69796  Mirabilis laevis var. crassifolia R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  RSA0027962  Mirabilis laevis var. crassifolia Diane Elliott 1985-5-10 25 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  SBBG89289  Mirabilis laevis var. crassifolia J. Adams 1965-3-19 77 Los Angeles Thompson's Wash, N end of Indian Hill Blvd; Claremont Comment
  UC1602237  Monardella australis subsp. cinerea I. M. Johnston 1917-8-22 1693 Los Angeles Little Baldy, type station San Antonio Mountains 2895 Comment
  UCR143093  Monardella breweri subsp. glandulifera Samuel R. Tyson 1943-9-1 s.n. Los Angeles San Gabriel Mountains, Brown's Flat, San Dimas Canyon 1250 Comment
  CAS-BOT-BC219994  Monardella breweri subsp. lanceolata H. E. Hasse 1893-5-25 s.n. Los Angeles Acton Comment
  CAS-BOT-BC220137  Monardella exilis Victor Duran 1933-5-23 3415 Los Angeles Near Lancaster 716 Comment
  SEINET3996158 Image available Monardella exilis Victor Duran 1933-5-23 3415 Los Angeles Near Lancaster 716 Comment
  RSA771486  Monardella hypoleuca subsp. hypoleuca Mark A. Elvin, Adam Clause 2008-5-30 5972 Los Angeles Santa Ynez Canyon, c. 300 m north of Ver de La Montura Rd. Comment
  IRVC4831  Monardella lanceolata H. J. Thompson 1960-6-7 3080 Los Angeles 1.2 mi W of State Hwy 26 (Decker Rd.) on road just S of Lake Sherwood Santa Monica Mountains 305 Comment
  LA62745  Monardella linoides subsp. oblonga Joseph Andorfer Ewan; 1934-8-10 8417 Los Angeles 2 mi. N Cedar Spring, Kratha Ridge 2042 Comment
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Dec 17 2014
  RSA549491  Monardella linoides subsp. stricta Tim S. Ross, Steve D. Boyd 1990-6-18 s.n. Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA748803  Monardella linoides subsp. stricta R. G. Swinney 2001-8-11 8045 Los Angeles north slope of Mt. Baden-Powell, c. 0.5 mi. SSW of Vincent Gap 2134 Comment
  LA57170  Monardella macrantha subsp. macrantha Joseph Andorfer Ewan; 1933-7-4 7864 Los Angeles Monrovia Peak, N-slope 1371 Comment
  RSA392629  Mucronea californica var. suksdorfii Jack Rempel 1934-5-14 s.n. Los Angeles Playa del Rey. Comment
  RSA536060  Muhlenbergia appressa Timothy S. Ross 1991-5-21 5382 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  UCR182490  Muhlenbergia californica R. G. Swinney 1997-7-22 5695 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UC572681  Muhlenbergia microsperma Nell Murbarger May, 1936 197 Los Angeles w side of island San Clemente Island Comment
  RSA0070068  Muhlenbergia microsperma Mark L. Hoefs, Robert Given 1992-4-16 1803 Los Angeles Santa Catalina Island: Wild Boar Gully. 152 Comment
  SEINET10860551  Muhlenbergia microsperma LeRoy R. Abrams Abrams 1383 Los Angeles Monte Vista. Comment
  SEINET3887499  Muilla maritima Timothy S. Ross, Steve Boyd 1994-5-25 7894 Los Angeles West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10, Liebre Mtn 7.5' USGS Quadrangle.; 0 1684 Comment
  SD85031  Munzothamnus blairii E. R. Blakley 1963-12-8 6385 Los Angeles San Clemente Island; head of canyon above Mosquito Cove and between triangulation points Malo and Chenity. 305 Comment
  RSA0037414  Myriophyllum R. G. Swinney 2010-9-1 13644 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  SBBG107227  Myriopteris newberryi J. Rebman 1996-4-28 3101 Los Angeles Eagle Cyn on SE side of island 150 Comment
  RSA19077  Nama californica P. A. Munz 1923-5-25 6800 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  RSA590615  Nama californica Tim S. Ross 1990-6-4 2805 Los Angeles San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon. 1549 Comment
  LA33439  Nassella cernua Henry J. Thompson; 1959-5-31 2065 Los Angeles 182 Comment
  LA99132  Nassella cernua R. L. Armacost; 1967-5-24 2243 Los Angeles SANTA MONICA MOUNTAINS, Franklin Hill, undetermined location. Comment
  SBBG108414  Nassella cernua T. Ross 1995-5-21 8614 Los Angeles between the deeper E fork of Horse Beach Cyn and Snail Cyn to the E, NNW of Slope Triangulation Pt (781-ft) 155 Comment
  CAS-BOT-BC259919  Nassella lepida Geo. B. Grant 1904-3-31 3595 Los Angeles Pasadena Comment
  RSA623765  Nassella pulchra Jon E. Keeley 1979-5-10 7284 Los Angeles 1.6 kilometers N of Pacific Coast Highway on Kanan Dume Road. 300 Comment
  SBBG97039  Nassella pulchra S. Boyd with T. Ross, L. Arnseth 1990-4-8 4364 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  SFV15352  Nasturtium officinale J. C. Dittes, D. Stolp 1990-4-1 73 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  RSA431550  Nasturtium officinale Tisdale 1929-5-12 20653 Los Angeles Malibu Ranch Comment
  RSA469839  Navarretia hamata subsp. hamata Anonymous 1889-06 s.n. Los Angeles River. [Possibly Los Angeles County] Comment
  CATA470  Navarretia hamata subsp. leptantha Sara L. Crockett, Steve Junak 1997-3-27 612 Los Angeles Santa Catalina Island: N slope of Little Harbor, directly above beach; ca. 50 m upslope 42 Comment
  SBBG127058  Nemacladus longiflorus var. breviflorus A. Parikh, N. Gale 2011-6-11 3447 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy. 1.1 km N of Aliso Cyn Rd; San Gabriel Mtns 1183 Comment
  RSA776173  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-6-16 5328 Los Angeles Transverse Ranges; San Gabriel Mts region: Upper Big Tujunga canyon; Lynx Gulch drainage 0.86 air miles NE of junction of Lynx Gulch Road with Upper Big Tujunga Canyon Road, along Southern California Edison transmission line corridor. 1175 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
  RSA439271  Nemacladus sigmoideus Robert Gustafson 1982-4-26 2028 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St 1006 Comment
  RSA596128  Nemacladus sigmoideus T. S. Ross, S. D. Boyd 1995-6-29 8658 Los Angeles Near west summit of Liebre Mountain. 1707 Comment
  UCSB5329  Nemophila menziesii Ballard 1954-4-13 Los Angeles On Pomona College Campus 259 Comment
  RSA0098372  Nemophila menziesii subsp. integrifolia R. G. Swinney 2011-6-6 14995 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UCR184540  Nemophila parviflora var. quercifolia A. C. Sanders, T. B. Salvato 2007-4-24 33504 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  UCR191179  Nemophila spatulata R. G. Swinney, Dave Larson 1999-7-21 7565 Los Angeles San Gabriel Mtns., upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE of Browns Flat 1463 Comment
  RSA670041  Nicotiana glauca Joseph M. Keefe 2001-3-19 31160 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  SFV21118  Nicotiana glauca L. Gross 2003-6-19 1097 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. Canyon bottom (the canyon is not as deep as the hills north of 210 Freeway are low Homes are in the northern portion, the southern half gets just a little steeper on the slopes with more water in the creek. 457 Comment
  SBBG70585  Nicotiana quadrivalvis R. Hoffmann 1928-7-9 Los Angeles Bouquet Cyn Comment
  SEINET10696861  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3932 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10818927  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3952 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  RSA0048540  Nierembergia hippomanica Mark Giebel 1965-4-24 s.n. Los Angeles W. L.A. nr. La Cienega Blvd. 152 Comment
  RSA145515  Oenothera avita subsp. avita William M. Klein, R. K. Benjamin 1960-4-21 1415 Los Angeles Along the Goffs-Ivanpah road 12 miles north-west of Goffs. Comment
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Feb 6 2009
  SEINET10837691  Oenothera palmeri David B. Dunn 1947-4-16 Dunn 2945 Los Angeles 5 mi e and 2 mi s of palmdale; along power line. Comment
  UCD107001  Oenothera sinuosa J. B. Perret 1921-9-1 s.n. Los Angeles San Fernando. Comment
  SEINET13203259 Image available Onagraceae R. G. Swinney 2011-1 14610 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  POM284096B  Opuntia littoralis Lyman Benson 1955-9-3 15590 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  RSA612661  Opuntia parryi Anna Christensen 1997-3-16 21 Los Angeles Claremont, Bernard Field Station (Claremont Colleges) NW corner of Mills Ave. and Foothill Blvd. 30 yards from E. fence, 50 yards into N panhandle region. 412 Comment
  RSA680010  Oreonana vestita LeRoy Gross, Valerie Soza 2003-6-10 1018 Los Angeles Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. 2896 Comment
  CAS-BOT-BC502618  Orobanche bulbosa Steve Boyd; Lauren Raz 1997-3-25 9320 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 NE of Knapp Ranch 1280 Comment
  UCR65187  Orobanche bulbosa F. R. Fosberg 1931-4-23 S- 04687 Los Angeles Channel Islands, Santa Catalina Island, headwaters of [Swains] Canyon, NE slope of Black Jack Mtn. 350 Comment
  UCR150668  Orobanche fasciculata James Henrickson 2000-4-15 20697 5 Los Angeles c. 2 mi SE of Newhall in upper Whitney Canyon SE of jct. of San Fernando Road and State Hwy 14; upper Angeles National Forest along Whitney Canyon Road south of Whitney Canyon, c. 0.25 mi into National Forest 640 Comment
  RSA402070  Orthocarpus purpurascens F. R. Fosberg 1931-5-21 S- 4938 Los Angeles Santa Catalina Island. Between Cherry Valley and Howlands Landing. 20 Comment
  CAS-BOT-BC355759  Osmadenia tenella Geo. B. Grant 1904-5-24 125 /6269 Los Angeles Pasadena Comment
  RSA600168  Osmorhiza brachypoda Steve Boyd, Lauren Raz 1997-5-1 9660 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UC501491  Osmorhiza brachypoda Joseph Andorfer Ewan 1932-6-17 7349 Los Angeles Arroyo Seco San Gabriel Mountains (stream bottom) 1097 Comment
  UC174039  Oxalis albicans subsp. pilosa G. B. Grant 1901-5-9 8378 Los Angeles Altadena Comment
  SBBG106252  Oxalis corniculata S. A. Junak 1985-5-14 SCl 56 Los Angeles Wilson Cove, along rd to pier 30 Comment
  CAS-BOT-BC318199  Packera breweri LeRoy Abrams 1927-4-30 11720 Los Angeles Head of Antelope Valley. Comment
  RSA729816  Packera ionophylla R. G. Swinney 1998-7-6 6288 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1720 Comment
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Jan 26 2014
  SEINET5796369 Image available Paeonia brownii Marcus E. Jones 1882-1 Los Angeles Pasadena; 34.14778 -118.14361 Comment
  RSA0089143  Paeonia californica R. G. Swinney 2010-4-28 12398 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
  PASA314  Palmerella debilis var. serrata Annetta Carter 1929-7-28 Los Angeles Near stream big Santa Anita canyon, above dam Comment
  UCD88149  Panicum acuminatum var. acuminatum Louis C. Wheeler 1964-11-6 8643 Los Angeles North Fork San Gabriel River: Yucca flat, near falling spring between Coldbrook and Crystal lake. Comment
  RSA126686  Papaver californicum H. J. Thompson 1959-5-24 2002 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road. 335 Comment
  CAS-BOT-BC274177  Pappostipa speciosa Ira L. Wiggins 1966-4-24 20645 Los Angeles Along E side of 145th Street E, between Palmdale Boulevard and Avenue O, north of Pearblossom. Mohave [Mojave] Desert Comment
  LA14372  Parapholis incurva Robert Fowler; 1942-5-12 sn Los Angeles Playa del Rey Comment
  POM367107  Parapholis incurva Robert Gustafson 1981-4-29 2220 Los Angeles Ballona Wetlands, Area 1. Comment
  CATA3167  Parietaria hespera Amy Catalano 2016-3-25 059 Los Angeles Santa Catalina Island: North-facing slope above Fern Canyon, about 0.5 miles up canyon, mid-slope 217 Comment
  SBBG20508  Parietaria hespera var. californica E. R. Blakley 1963-12-8 6391 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity Comment
  POM364369  Paspalum dilatatum Gary D. Wallace 1979-5-25 1846 Los Angeles Arcadia, South African Sect. at LASCA Comment
  RSA650354  Paspalum dilatatum Nancy Gould 1977-5-13 28 Los Angeles Cal Poly Campus, Pomona. Comment
  RSA719639  Paspalum dilatatum R. G. Swinney 1997-12-31 5892 Los Angeles South Coast: Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway about 300 m E of Irwindale Ave. 152 Comment
  SBBG128065  Paspalum dilatatum M. L. Hoefs, S. A. Junak 1996-7-9 2720 Los Angeles Middle Ranch Reservoir, Middle Cyn 201 Comment
  UCR206142  Paspalum dilatatum R. G. Swinney 2008-5-30 8914 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
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Dec 3 2009
  POM368747  Pectocarya linearis subsp. ferocula M. B. Dunkle 1932-2-27 2871 Los Angeles Palisades Ridge, Santa Catalina Island Comment
  RSA0097168  Pectocarya linearis subsp. ferocula R. G. Swinney 2011-4-20 14457 Los Angeles San Gabriel Mountains/ Western Mohave Desert: Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  RSA710839  Pectocarya linearis subsp. ferocula LeRoy Gross 2005-5-3 2202 -a Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA0053875  Pectocarya penicillata R. G. Swinney 2010-5-11 12624 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA725188  Pectocarya penicillata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -112 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  SD260227  Pectocarya penicillata R. G. Swinney 2010-5-19 12819 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Tel Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles E of Angeles Forrest Hwy., 0.8 miles W of Mt. Emma Rd. 1335 Comment
  UC1971257  Pectocarya penicillata Louis C. Wheeler 1963-5-5 8251 Los Angeles SAN GABRIEL MOUNTAINS: Bear Creek, off West Fork San Gabriel River. Comment
  RSA729651  Pedicularis semibarbata R. G. Swinney 1998-7-2 6249 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA686744  Pellaea andromedifolia M. B. Dunkle 1932-1-31 2865 a Los Angeles Catalina Island Comment
  RSA686715  Pellaea andromedifolia T. R. Pray 1960-3-20 1650 Los Angeles Elizabeth Canyon Comment
  RSA787610  Pellaea andromedifolia M. B. Dunkle 1928-4-21 1881 Los Angeles Santa Catalina Island: Renton Mine Hill. 335 Comment
  RSA624056  Pellaea andromedifolia var. andromedifolia L. C. Wheeler 1967-5-23 9685 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  UCR182717  Pellaea mucronata R. G. Swinney 1998-4-11 5938 Los Angeles San Gabriel Mtns, Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. 793 Comment
  RSA686937  Pellaea mucronata subsp. californica T. R. Pray 1955-10-8 1036 Los Angeles Little Rock Canyon; Santiago Branch, on N side of San Bernardino Mts. Comment
  LA94165  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-19 1746 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3 mi from mouth. 304 Comment
  CATA3278  Pennisetum setaceum Ben Dion, Julia Parish 2017-2-3 010 Los Angeles Santa Catalina Island: 317 Marilla Ave 0 Comment
  RSA450613  Pennisetum setaceum A. C. Sanders 1987-12-4 7578 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  NY758502  Penstemon centranthifolius S. Boyd 2004-5-18 11308 Los Angeles Transverse Ranges: Liebre Mountains region: Atmore Meadows area Comment
  POM50629  Penstemon centranthifolius A. D. E. Elmer 1902-06 3606 Los Angeles Acton, Mt. Gleason. Comment
  SFV21848  Penstemon centranthifolius J. D. Dilley 1997-5-4 s. n. Los Angeles San Gabriel Mountains Big Rock Creek Canyon Road, 0.5 miles east of end of paved road. 1585 Comment
  UCR276775  Penstemon centranthifolius R. G. Swinney 2011-5-16 14723 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  UC27412  Penstemon centranthifolius J. H. Barber 1897-6-25 182 Los Angeles above Lang (Soledad Canyon, Southern California); Soledad Canyon, above Lang Comment
  RSA408051  Penstemon grinnellii subsp. grinnellii L. E. Hoffman 1929-7-23 s.n. Los Angeles Wash. Head [of] Pacoima Canyon, Angeles National Forest. Comment
  SBBG45046  Penstemon heterophyllus I. W. Clokey, B. Templeton -May-1929 4522 Los Angeles Mandeville Cyn Comment
  RSA0030755  Penstemon heterophyllus Bonnie C. Templeton 1930-5-27 1404 Los Angeles Near Mulholland Drive, Santa Monica Mountains. North of Beverly Hills. 600 Comment
  UCR146447  Penstemon heterophyllus subsp. australis Orlando Mistretta 1993-5-28 843 Los Angeles San Gabriel Mountains, Old Forest Service Road off of Glendora Mt. Road; 1.5 miles west of Cow Canyon Saddle 1524 Comment
  RSA160586  Penstemon heterophyllus var. australis J. D. Olmsted 1959-5-13 620 Los Angeles Camp Baldy Road near mouth of San Antonio Canyon, San Gabriel Mountains, Drainage Area to San Antonio Creek. 701 Comment
  UCR178921  Penstemon heterophyllus var. heterophyllus R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Colby Fire Rd., 100 yards south of Glendora Mtn. Road. 488 Comment
  UC1871301  Penstemon labrosus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3896 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Comment
  HSC21047  Penstemon palmeri C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  RSA401903  Penstemon spectabilis Bonnie C. Templeton 1933-5-15 5126 Los Angeles Highland Ave. Comment
  RSA549536  Penstemon spectabilis Tim S. Ross 1992-4-27 6241 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  SEINET11173414  Penstemon spectabilis subsp. subviscosus J. Delaini 1974-5-9 174 Los Angeles Lodi Canyon, San Dimas Experimental forest, Angeles National Forest. On W-facing slope of E ridge of canyon 792 Comment
  UC1070045  Pentachaeta aurea Jerome S. Horton 1936-5-7 325 Los Angeles 1/4 mi se San Dimas Reservoir; Pomona Quadrangle, San Dimas Canyon Comment
  UCR258878  Pentagramma triangularis R. G. Swinney 2010-5-7 12611 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  UCR272614  Pentagramma triangularis R. G. Swinney 2011-10-27 15904 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
  RSA687394  Pentagramma triangularis subsp. triangularis May N. Ackley 1927-04 82 Los Angeles Big Tujunga Comment
  RSA177786  Perityle emoryi R. F. Thorne, Percy C. Everett 1965-5-11 34527 Los Angeles Ballast Point, E side of Catalina Harbor, Santa Catalina Island 61 Comment
  SD66910  Perityle emoryi R. Mitchel Beauchamp 1967-3-19 321 Los Angeles San Clemente Island, base of rocky slope south of Sherman Field Comment
  SD69783  Perityle emoryi Robert F. Thorne 1966-4-4 35754 Los Angeles Santa Catalina Island, rocky southwest-facing bluff southeast of Ballast Point and Catalina Harbor, Isthmus 89 Comment
  UCR223158  Phacelia R. G. Swinney 2009-5-20 10847 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCSB33263  Phacelia austromontana Griesel, Wesley 1962-6-6 Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  JEPS1553  Phacelia brachyloba C. E. Hutchinson 1902-6-4 Los Angeles San Gabriel Canyon San Gabriel Mts. 487 Comment
  UC126018  Phacelia brachyloba Pupils of High School Los Angeles Los Angeles Comment
  LA85582  Phacelia cicutaria var. hispida Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, Dry Canyon-Cold Creek Road. Comment
  RSA0077091  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-15 12230 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  UCR85811  Phacelia cicutaria var. hispida T. S. Ross, Annette Ross 1991-6-3 5543 Los Angeles San Gabriel Valley, Elephant Hill, west Pomona 305 Comment
  RSA426030  Phacelia curvipes Christopher Davidson 1973-4-7 1895 Los Angeles Juniper Hills toward Devil's Punchbowl, east side of San Gabriel Mtns. 1067 Comment
  UC1262267  Phacelia curvipes C. W. Tilforth, J. Dourley, W. Wisura 1978-4-17 1531 Los Angeles Bob's Gap, about 2 1/2 air miles NE of Valyermo, north slope of San Gabriel Mountains. 1097 Comment
  SEINET3158135  Phacelia davidsonii G. B. Grant 1906-6-15 957 Los Angeles Summit of Mt. Wilson, San Gabriel Mts. 1829 Comment
  SBBG31375  Phacelia distans R. F. Thorne with P. C. Everett 1965-5-11 34525 Los Angeles near Ballast Pt, E side of Catalina Harbor 60 Comment
  UCR42538  Phacelia distans L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  RSA576475  Phacelia distans Tim S. Ross 1992-6-15 6562 Los Angeles Whittier Hills: Upper end of Turnbull Canyon. 284 Comment
  RSA698723  Phacelia distans Unspecified 1929-4-9 s.n. Los Angeles Canyon near Los Angeles. Comment
  RSA74959  Phacelia douglasii F. W. Peirson 1922-6-3 3085 Los Angeles East of Oak Grove Creek Divide, Liebre Mts. 1174 Comment
  SBBG11783  Phacelia douglasii H. and M. Dearing 1935-4-13 1476 Los Angeles Bouquet Cyn, near Palmdale Comment
  RSA151248  Phacelia floribunda Peter H. Raven 1962-7-12 18037 Los Angeles West end of Northwest Harbor; San Clemente Island. 15 Comment
  UCR163323  Phacelia fremontii B. G. Pitzer 1998-5-12 3705 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  RSA199038  Phacelia grandiflora W. M. Gauntt 1966-4-30 180 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  CLARK-A1528-4887  Phacelia imbricata John C. Roos 1947-5-17 3628 Los Angeles Placerita Canyon Comment
  RSA0091125  Phacelia imbricata subsp. imbricata R. G. Swinney 2011-5-12 14713 Los Angeles San Gabriel Mountains: Along Cabin Creek near the confluence with Aliso Canyon. 1195 Comment
  UCR14444  Phacelia longipes George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns, Calif. Hwy 39 about 3000 ft., north of Azusa 915 Comment
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Apr 23 2016
  UCR146263  Phacelia longipes Orlando Mistretta 1995-6-23 1828 Los Angeles Transverse Ranges; San Gabriel Mountains, Lookout Mt. Trail. Orobanche valida survey site 2 1829 Comment
  UC1228877  Phacelia lyonii Peter H. Raven 1962-5-8 17602 Los Angeles second canyon s Seal Cove; San Clemente Island 30 Comment
  SFV17286  Phacelia minor J. N. Hogue 1998-3-3 101 .1 Los Angeles San Rafael Hills Eagle Rock. San Rafael Hills near Eagle Rock Reservoir. 335 Comment
  POM280815  Phacelia minor Henry J. Ramsey 1937-3-27 s.n. Los Angeles Little Tijuna Canyon. Comment
  RSA650543  Phacelia minor Dick Slanker 1949-4-20 s.n. Los Angeles San Dimas Canyon. 610 Comment
  RSA428149  Phacelia parryi Anstruther Davidson 1920-5-1 s.n. Los Angeles San Gabriel Mts. Comment
  RSA0106498  Phacelia ramosissima R. G. Swinney 2011-10-18 15834 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  CHSC35454  Phacelia ramosissima var. latifolia James Henrickson 1979-5-23 18180 Los Angeles Ca 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir, on floor of canyon along drainage. 411 Comment
  CAS-BOT-BC154348  Phacelia stellaris David D. Keck 1935-3-18 3019 Los Angeles San Gabriel River, 2 mi. E. of El Monte 91 Comment
  RSA426119  Phacelia stellaris H. L. Bauer 1931-5-1 s.n. Los Angeles El Segundo. Comment
  SBBG65048  Phacelia tanacetifolia R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  SBBG128363  Phalaris aquatica M. L. Hoefs 1991-5-28 1296 Los Angeles Black Jack Cmpgrd 490 Comment
  RSA0062918  Phalaris lemmonii Grethe Moskedahl 1923-4-23 s.n. Los Angeles Mallard Station. [County not specified, but probably Los Angeles] Comment
  POM7045  Phalaris minor L. T. Street, G. Williams 1919-5-10 2836 Los Angeles Bassett. Comment
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Feb 23 2017
  RSA235308  Phalaris minor E. R. Blakley 1962-6-9 5205 Los Angeles San Clemente Island. Canyon west of road, 2 1/2 miles north of China Point 213 Comment
  UCR216866  Phalaris minor R. G. Swinney 2009-3-12 10097 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  UC127285  Pholisma arenarium N. L. Gardner 1907-1 Los Angeles Los Angeles Comment
  RSA77809  Pholisma arenarium F. W. Peirson 1904-8-22 1177 Los Angeles Playa del Rey, coast of Los Angeles Co. Comment
  RSA459260  Pholistoma auritum C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UC1426002  Pholistoma membranaceum Robert F. Thorne and C. W. Tilforth 1973-4-20 43005 Los Angeles 1 mi. n. Bob's Gap (3.2 mi. s. of Llano, n. slope of Holcomb Ridge); Mojave Desert slope, San Gabriel Mts., Holcomb Ridge 1143 Comment
  UCR102259  Phoradendron densum David Charlton 1989-4-7 2983 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  UCR206450  Phoradendron densum R. G. Swinney 2008-6-9 8967 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 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
  POM354336  Phoradendron villosum Fordyce Griffiths Jr. 1915-12-23 s.n. Los Angeles San Gabriel Mountains: Mount Wilson Ridge. Comment
  UC1194600  Phoradendron villosum Del Wiens 1960-6-10 2716 Los Angeles n. Claremont (Cobal Canyon); Cobal Canyon 396 Comment
  UC1871046  Phoradendron villosum T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3917 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  SEINET8723047 Image available Photinia arbutifolia F. R. Fosberg 1931-1 S 4763 Los Angeles Bullrush Canyon, Santa Catalina Island, Los Angeles Co. Canyon bottom, Upper Sonoran Zone. Alt. 100 m. 100 Comment
  CAS-BOT-BC452034  Phyllospadix torreyi Arthur L. Cohen 1935-8-8 714 Los Angeles Long Beach 0 Comment
  RSA682948  Phyllospadix torreyi E. Yale Dawson 1957-6-30 17175 Los Angeles Lunada Bay, Station #25. Comment
  RSA682973  Phyllospadix torreyi Jane Olney 1936-11 s.n. Los Angeles Point Fermin Comment
  SEINET4044599 Image available Picris echioides D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 1910 meters from coast. 22 slope, aspect 220. 198 Comment
  UCR51524  Pinus canariensis A. C. Sanders 1987-7-22 7159 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA0048515  Pinus halepensis Robin J. Tausch 1963-2-21 s.n. Los Angeles Pierce College Campus, Woodland Hills. 243 Comment
  RSA771574  Pinus jeffreyi R. G. Swinney 2009-6-2 11013 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  CAS-BOT-BC78752  Pinus lambertiana McClatchie 1893-1-8 s.n. Los Angeles Wilson's Peak Comment
  SEINET10932754  Pinus muricata Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4822 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
  SBBG113047  Piperia elongata S. A. Junak with K. Kirkland 1998-4-30 SCa 568 Los Angeles ridge overlooking Hamilton Cyn, downslope from Airport Rd 292 Comment
  CDA2303  Piptatherum miliaceum T. S. Ross, Annette Ross 1991-7-29 5708 Los Angeles Peninsular Ranges: Chino-Puente Hills region; Elephant Hill: N-most point of the Puente Hills, W Pomona; T1S R9W, W2/3 S/2 sect 26 (projected from sect 35) on San Dimas USGS 7.5' quad; ca 750-1165ft Elev. 790 ft. Comment
  CLARK-A1528-5221  Pittosporum phylliraeoides Austin Griffiths, Jr. , Jeanette L. Huber 1969-10-15 5606 Los Angeles Los Angeles County Arboretum Comment
  UCR274994  Plagiobothrys arizonicus Michael Honer, Rachel Woodard 2006-4-20 2215 Los Angeles Tehachapi Mountains area:, Oso Canyon area; c. 1/2 mi. north of Quail lake; 1 mile west of cement plant rd. 1037 Comment
  CATA1603  Plagiobothrys canescens Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2872 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  SBBG131578  Plagiobothrys canescens S. A. Junak 2000-4-15 SCa 1207 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from jct with Divide Rd 478 Comment
  RSA187810  Plagiobothrys canescens var. catalinensis R. F. Thorne 1966-4-7 35987 a Los Angeles Santa Catalina Island. S of Parson Landing and SW of Arrow Point, W. end island. 61 Comment
  UC1971215  Plagiobothrys nothofulvus Louis C. Wheeler 1969-5-3 Los Angeles SAN GABRIEL MOUNTAINS: Bluebird truck trail. Comment
  POM3828  Plagiobothrys nothofulvus Anonymous 1891-3-29 s.n. Los Angeles Alhambra. Comment
  RSA629742  Plagiobothrys nothofulvus L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. Comment
  CATA1278  Plantago coronopus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2364 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  POM243769  Plantago erecta F. R. Fosberg 1931-4-16 S- 4659 Los Angeles Bulrush Ridge, Santa Catalina Island. 200 Comment
  RSA187909  Plantago erecta Robert F. Thorne 1966-4-7 35937 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  SBBG18713  Plantago erecta E. R. Blakley 1963-4-7 5529 Los Angeles between Haypress and Gallagher Cyn's head 411 Comment
  SEINET3161440  Plantago erecta G. B. Grant 1906-4-2 1104 Los Angeles Altadena Comment
  UCSB43771  Plantago erecta Nakashima, L. 1982-4-18 Los Angeles 0.3 miles south of Catalina airfield in Cottonwood Canyon; on Santa Catalina Island 411 Comment
  UCR125900  Plantago indica A. C. Sanders, Mark Elvin, et al 2002-6-26 25300 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at north foot of 'Airport Mesa' and c. 0.75 mile above Castaic Creek confluence, c. 1 mi. SW of Castaic Junction 305 Comment
  UCR277132  Plantago lanceolata R. G. Swinney 2010-5-25 12905 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA512028  Plantago major Louis C. Wheeler 1966-10-1 8947 Los Angeles San Gabriel Mts., Angeles National Forest: Colby Ranch. 1098 Comment
  IRVC27019  Plantago major Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2994 Los Angeles S side of the Santa Clara River, ca 200 m upstream from the mouth of Potrero Creek Santa Clarita Valley 274 Comment
  JEPS3448  Plantago patagonica Frank W. Peirson 1921-5-20 2410 Los Angeles Little Rock Creek San Gabriel Mountains 960 Comment
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Sep 26 2010
  JEPS3453  Plantago patagonica Alice M. Ottley 1920-5-3 591 Los Angeles Little Tujunga Wash Comment
  RSA133759  Platanus racemosa Peter H. Raven 1959-5-3 14093 Los Angeles Cahuenga Pass, near Woodrow Wilson Drive. 213 Comment
  RSA0049938  Platystemon californicus R. G. Swinney 2010-5-12 12745 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  RSA445694  Platystemon californicus M. B. Dunkle 1938-3-20 5227 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  RSA445704  Platystemon californicus var. californicus T. S. Clare 1930-04 s.n. Los Angeles Sandberg. Comment
  RSA579502  Platystemon californicus var. crinitus Tim S. Ross, S. D. Boyd 1994-6-23 8041 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  UCR222651  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-27 08- 385 Los Angeles South Coast, city of Malibu, ocean bluff west of El Matador State Park 6 Comment
  CAS-BOT-BC244434  Poa annua Geo. B. Grant 1903-4-1 s.n. Los Angeles Pasadena Comment
  RSA529908  Poa pratensis Timothy S. Ross 1991-8-16 5821 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA639711  Poa pratensis subsp. pratensis L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  POM115021  Poa secunda George B. Grant 1905-4-4 1016 -6463 Los Angeles Pasadena. Comment
  RSA0108887  Poa secunda R. G. Swinney 2010-5-21 12878 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA585072  Poa secunda L. C. Wheeler 1932-3-26 538 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  RSA592507  Poa secunda Mark Hoefs 1973-3-14 96 Los Angeles Santa Catalina Island. Ridge between Cape and Skull Canyons. 305 Comment
  RSA594535  Poa secunda L. C. Wheeler 1967-5-9 9372 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  UCR209884  Poa secunda R. G. Swinney 2008-7-16 9245 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  UC936197  Poa secunda subsp. juncifolia H. L. Mason 1932-4-1 6862 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  CAS-BOT-BC236215  Poa secunda subsp. secunda Timothy S. Ross; Steve Boyd 1994-5-4 7679 Los Angeles Liebre Mountains. Dogwood Canyon: Draining NE to Burns Canyon from the NE summit of Grass Mountain 1283 Comment
  RSA587471  Poa secunda subsp. secunda Orlando Mistretta, Steve Boyd, Darin L. Banks 1994-4-29 1119 Los Angeles Santiago Canyon. Ridge on W edge of Santiago Cyn. watershed, approximatly 1 mi. S of Mt. Emma. 1524 Comment
  UC54970  Polycarpon depressum E. Braunton 859 Los Angeles Playa del Rey Comment
  HSC24788  Polycarpon tetraphyllum Barbara Kelly 1971-7-31 141 Los Angeles 10507 Ilona Ave Comment
  RSA595616  Polycarpon tetraphyllum L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mountains. Henninger Flats. 792 Comment
  CAS-BOT-BC167815  Polygala cornuta var. fishiae Dr. A. Davidson 1893-1-1 s.n. Los Angeles Mt. Wilson Comment
  LA99137  Polygala cornuta var. fishiae R. L. Armacost; 1968-5-7 2377 Los Angeles Comment
  LA105102  Polygonum argyrocoleon Barry A. Prigge; 1988-7-3 8219 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 327 Comment
  RSA464410  Polygonum aviculare subsp. aviculare E. Crow 1928-3-21 275 Los Angeles Claremont. Comment
  UCR223687  Polygonum douglasii R. G. Swinney 2009-8-25 11484 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR131389  Polygonum hydropiperoides Alison Lipman 1998-9-4 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA0060470  Polygonum lapathifolium R. G. Swinney 2010-8-16 13545 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA466345  Polygonum lapathifolium F. R. Fosberg 1930-7-3 S 3023 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR158843  Polygonum lapathifolium Scott D. White 1994-7-14 2254 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  CAS-BOT-BC71885  Polypodium californicum Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC71907  Polypodium californicum Mrs. Blanche Trask 1900-2-1 s.n. Los Angeles Catalina Island Comment
  POM310153  Polypodium californicum Hulda Crooks 1946-3-11 232 Los Angeles Big Dalton Canyon. 366 Comment
  UCSB62368  Polypodium californicum Kiefer, Lawrence 1967-4-2 Los Angeles San Gabriel Mtns., N of Altadena, Fern Canyon, tributary of Arroyo Seco, ca. 1/4mi from confluence 426 Comment
  POM18424  Polypodium californicum P. A. Munz 1923-4-9 6653 Los Angeles San Clemente Island, north-facing canyon; east coast Comment
  UCSB62335  Polypodium californicum Kiefer, Lawrence 1967-1-2 Los Angeles San Gabriel Mtns., Pacoima Canyon, side of stream ca. 3/4mi downstream from confluence with Ant Canyon (bridge Little Tujunga Rd. NW of Dillon Divide) 609 Comment
  UCSB62383  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  RSA729710  Polypogon monspeliensis R. G. Swinney 1999-6-18 7332 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  SBBG13308  Polypogon monspeliensis M. A. Piehl -Jun-1962 62377 a Los Angeles about buildings and along rds at Navy Base 38 Comment
  CAS-BOT-BC237506  Polypogon viridis J. H. Thomas 1957-6-2 6805 Los Angeles Arroyo Seco under and near Colorado Street bridge, Pasadena Comment
  CAS-BOT-BC72276  Polystichum imbricans subsp. curtum C. F. Baker 1903-8-2 3674 Los Angeles San Antonio Canyon, Claremont Comment
  RSA670694  Polystichum imbricans subsp. imbricans Geo L. Moxley 1915-7-19 383 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  RSA693285  Polystichum scopulinum M. B. Dunkle 1933-6-17 3602 Los Angeles San Antonio River Canyon 915 Comment
  POM307805  Populus balsamifera subsp. trichocarpa Henry J. Ramsey, Henry J. Ramsey 1938-1-22 2755 Los Angeles Eaton Canyon Park, Altadena. Comment
  OBI71042  Populus fremontii Larry Kelly, David J. Keil 1988-4-16 36 Los Angeles Little rock Campground Comment
  SFV21772  Portulaca oleracea J. N. Hogue 2010-7-10 370 .06 Los Angeles Los Angeles, Eagle Rock. 1316 Saginaw Street. 207 Comment
  UCR24188  Potamogeton crispus John C. Roos 1950-7-15 4852 Los Angeles San Gabriel Valley, Whittier Narrows, San Gabriel River bed near Whittier 61 Comment
  UCR95294  Potamogeton pectinatus L. C. Wheeler 1946-8-28 6302 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  CAS-BOT-BC143087  Potentilla anserina subsp. pacifica LeRoy Abrams 1902-6-11 2519 Los Angeles Playa del Rey Comment
  RSA85766  Potentilla glandulosa subsp. nevadensis F. W. Peirson 1921-7-17 2678 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2058 Comment
  HSC24469  Potentilla gracilis var. fastigiata R. F. Thorne, M. Z. Thorne 1969-7-9 38571 Los Angeles Angeles National Forest, at Big Pines 2073 Comment
  UCR153684  Proboscidea lutea R. F. Thorne 1969-10-31 37869 Los Angeles San Gabriel Valley, Rancho Santa Ana Botanic Garden [Claremont] 366 Comment
  RSA507538  Prunella vulgaris subsp. lanceolata Louis C. Wheeler 1967-8-24 10497 Los Angeles Angeles National Forest: SW slope of Mt. Waterman. 2165 Comment
  LA208114  Prunus fasciculata J. Sauer; E. Hobbs 1979-5-6 6078 Los Angeles Antelope Valley, Fort Tejon Rd near Juniper Hills Comment
  CAS-BOT-BC158282  Prunus fasciculata var. fasciculata Wesley O. Griesel 1961-5-13 s.n. Los Angeles State highway #2 between Wrightwood and Big Pines, San Gabriel Mts. 1828 Comment
  RSA34905  Prunus fasciculata var. fasciculata D. F. Howe 1947-5-6 s.n. Los Angeles North face San Gabriel Mountains. Comment
  RSA649653  Prunus fasciculata var. fasciculata Michael Horn 1991-4-30 2 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  OBI69238  Prunus ilicifolia John Knapp, Denise Knapp 2003-4-13 15 Los Angeles Catalina Island 55 Comment
  RSA12024  Prunus ilicifolia Fay A. MacFadden 1929-6-6 1071 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  UC440399  Prunus ilicifolia Carl Epling, Lincoln Ellison 1929-3-30 Los Angeles Santa Monica Mountains, Topango Canyon Topango Canyon; Santa Monica Mountains, Topango Canyon Comment
  UC56544  Prunus ilicifolia Ernest Braunton 1902-6-4 392 Los Angeles Griffith Park Comment
  UCR255515  Prunus ilicifolia Dan S. Cooper 2014-6-26 614- 25 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, lower Brush Canyon 194 Comment
  UCR95522  Prunus ilicifolia Steve Boyd, Lauren Raz 1996-10-8 8982 Los Angeles Liebre Mtns. Region, Plum Canyon southwest of Cruzan Mesa along Arline Road c. 2 miles west of junction with Sierra Highway in Mint Canyon 610 Comment
  SD28036  Prunus ilicifolia subsp. lyonii Carl B. Wolf 1932-5-9 3482 Los Angeles Santa Catalina Island, left (E.) fork of Pebbly Beach Canyon, 1/3 mi. above Mexican houses 152 Comment
  UC1871255  Prunus virginiana var. demissa T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3981 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  POM6814  Pseudognaphalium biolettii I. M. Johnston 1920-1-1 s.n. Los Angeles San Gabriel Wash at Azusa. 152 Comment
  RSA188126  Pseudognaphalium biolettii R. F. Thorne 1966-4-28 362236 Los Angeles Santa Catalina Island: along road from Avalon to Pebbly Beach 6 Comment
  RSA510677  Pseudognaphalium biolettii Steven A. Junak 1988-5-11 254 Los Angeles San Nicolas Island, N runway access road, 0.1 mile S of Beach Road. 128 Comment
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May 14 2014
  RSA594999  Pseudognaphalium biolettii Mark Hoefs, R. F. Thorne 1996-4-6 2608 Los Angeles Santa Catalina Island, Pebbly Beach. 6 Comment
  UCR17990  Pseudognaphalium biolettii G. R. Johnstone 1934-5-20 s.n. Los Angeles Channel Islands, Santa Catalina Island, Descanso Canyon, near Avalon above Descanso Bay 91 Comment
  CAS-BOT-BC356566  Pseudognaphalium biolettii H. M. Hall 1903-4-1 3773 Los Angeles Playa del Rey near Los Angeles Comment
  CAS-BOT-BC356708  Pseudognaphalium californicum Alice Eastwood 1917-7-20 6507 Los Angeles Santa Catalina Island Comment
  HSC12743  Pseudognaphalium californicum Wendell Wood 1970-6-23 37 Los Angeles Linda Vista Rd. and Figueroa. Glendale 457 Comment
  SFV21101  Pseudognaphalium luteoalbum L. Gross, W. Law 2000-8-8 246 Los Angeles San Fernando Valley Big Tujunga Wash east of Hansen Dam. East of Orcas Park along river (just north of Wentworth Street but not as far as Tujunga ponds. 325 Comment
  CAS-BOT-BC357302  Pseudognaphalium microcephalum unspecified 1903-1-1 s.n. Los Angeles Pasadena Comment
  JEPS22870  Pseudognaphalium microcephalum Rimo Bacigalupi with Reino Alava 1958-7-21 6445 Los Angeles above canyon Arroyo Seco (along Angeles Crest Highway (Calif. No. 2)); San Gabriel Mts. 944 Comment
  LA200212  Pseudognaphalium microcephalum Don P. Mullally; 1950-7-21 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  CAS-BOT-BC357635  Pseudognaphalium stramineum Alice Eastwood 1917-7-20 6463 Los Angeles Santa Catalina Island Comment
  LA47637  Psilocarphus tenellus var. tenellus Peter H. Raven; Henry J. Thompson 1960-4-13 15075 Los Angeles Santa Monica Mountains, Mt. Hollywood 335 Comment
  JEPS85663  Psoralea John Thomas Howell 1928-5-4 3772 Los Angeles Monrovia Canyon; San Gabriel Mts. Comment
  RSA690870  Pteridium aquilinum var. pubescens L. E. Hoffman 1931-11-25 s.n. Los Angeles Millard s Canyon, Angeles Nat l Forest Comment
  UCR209108  Pteris vittata R. G. Swinney 2008-6-26 9107 Los Angeles San Gabriel Mountains, Azusa, San Gabriel River Canyon, west of river at El Encanto, River and Mountain Conservancy 256 Comment
  LA82484  Pterostegia drymarioides O. H. Kappler; 1941-4-27 235 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0116484  Pterostegia drymarioides R. G. Swinney 2010-5-25 12949 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA226185  Pterostegia drymarioides Gary D. Cromwell, David W. Wheat 1971-4-30 609 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  SEINET4335253  Pterostegia drymarioides G. B. Grant, W. Wheeler 1904-5-7 1057 Los Angeles Glendora Comment
  SD262370  Purshia tridentata var. glandulosa R. G. Swinney 2014-4-24 16228 Los Angeles San Gabriel Mountains/Mojave Desert: SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. Site of small, c. 4 ac., fire in 2013. 1244 Comment
  UC1128507  Purshia tridentata var. glandulosa H. A. Jensen 1933-6-1 316 Los Angeles Mouth of Pallett Creek; Rock Creek Quad. 1097 Comment
  UCD170969  Purshia tridentata var. glandulosa R. G. Swinney 2009-6-17 11214 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek. 1628 Comment
  RSA401593B  Pycnanthemum californicum Geo. L. Moxley 1915-9-6 449 Los Angeles Spanish canyon, NE from Monrovia. Comment
  RSA583126  Pycnanthemum californicum Louis C. Wheeler 1931-8-9 S- 32 Los Angeles San Antonio Canyon, San Gabriel Mountains. 915 Comment
  RSA0080550  Pyrola dentata R. F. Thorne 1972-8-18 42261 Los Angeles Along trail from Little Jimmy Campground to Mt. Islip 2287 Comment
  CAS-BOT-BC466055  Pyrola picta Charles F. Richter 1920-9-1 s.n. Los Angeles Mt. Waterman, north slope. San Gabriel Mts. Comment
  UC1922331  Pyrus communis Gary Kovnat with LeRoy Gross 2003-2-16 28 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  CAS-BOT-BC45825  Quercus F. Grinnell Jr. 1917-9-12 s.n. Los Angeles Pasadena Comment
  POM18609  Quercus X grandidentata E. S. Spalding 1921-4-9 xix 1 a Los Angeles Ganesha Hills, Pomona. Comment
  CAS-BOT-BC104381  Quercus X macdonaldii Robert F. Thorne; P. C. Everett 1964-2-7 33480 Los Angeles Middle Canyon, Santa Catalina Island 243 Comment
  UCD45096  Quercus agrifolia Jack Delaini 1974-4-5 92 Los Angeles Elev. C. 1350 ft.; common near base of canyon 411 Comment
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Sep 25 2015
  UCR117555  Quercus agrifolia A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23281 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  RSA571668  Quercus agrifolia C. Epling 1930-3-8 s.n. Los Angeles Mandeville Canyon. Comment
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Dec 21 2016
  SFV903  Quercus berberidifolia A. M. Johnson 1934-4-20 4432 Los Angeles Santa Monica Mountains Sepulveda Canyon. Hillside beyond tunnel. Comment
  UC1135548  Quercus berberidifolia A. Lewis Feb 1934 253 Los Angeles Indian Canyon Angeles National Forest, San Fernando Quad. 731 Comment
  UC472131  Quercus berberidifolia J. Ewan 1931-10-24 5259 b Los Angeles Santa Monica Mts. Comment
  UCR178376  Quercus berberidifolia LeRoy Gross 2000-10-28 304 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) 488 Comment
  UCR191698  Quercus berberidifolia A. C. Sanders 2008-4-23 35091 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  JEPS97689  Quercus chrysolepis Annetta M. Carter, Arthur Carter 1935-9-12 975 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  LA46445  Quercus chrysolepis Mary V. Hood; 1941-10-2 41- 172 k* Los Angeles San Gabriel Mountains, Mt. Pacifico 1828 Comment
  RSA0031679  Quercus chrysolepis Donna Kenyan 1969-5-1 4 Los Angeles Tujunga wash. 457 Comment
  SDSU21245  Quercus chrysolepis S. H. Bullock 1968-5-2 151 Los Angeles San Gabriel Mtns. San Antonio Canyon. Pacific slope. 914 Comment
  UCD45457  Quercus chrysolepis R. L. Armacost 1962-10-6 1510 Los Angeles Canyon Oak. Upper San Antonio Canyon near Claremont. Comment
  CAS-BOT-BC86237  Quercus dumosa Le Roy Abrams; I. L. Wiggins 1931-7-4 323 Los Angeles Santa Catalina Island. White's Landing Comment
  CAS-BOT-BC86372  Quercus dumosa Fordyce Grinnell 1916-9-2 s.n. Los Angeles San Gabriel Mts. - near Pasadena Comment
  SEINET12034339  Quercus dumosa C. G. Pringle 1882-1 s.n. Los Angeles Comment
  RSA476764  Quercus durata var. gabrielensis Bonnie C. Templeton 1929-12-15 1447 Los Angeles Arroyo Seco, near Camp Switzers. 900 Comment
  RSA733153  Quercus durata var. gabrielensis Susan Grose, L. Braccio, L. Gross 2007-11-11 190 Los Angeles Pasadena, Oak Grove Park. 299 Comment
  RSA758706  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-4-19 2506 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  CAS-BOT-BC94184  Quercus engelmannii Annetta Carter 1940-1-11 1489 b Los Angeles ridge NE of head of Baldwin Avenue, Sierra Madre, foothills of San Gabriel Mountains 335 Comment
  OBI14201  Quercus engelmannii H. A. Wheeler 1931-11-1 s.n. Los Angeles 1 mi E Liveoak Cyn, San Gabriel Mts 671 Comment
  RSA597248  Quercus ilex B. Pitzer, P. Gomez 1996-4-28 2747 Los Angeles Los Angeles Basin Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue. Comment
  POM20907  Quercus lobata Fordyce Grinnell Jr. 1917-4-10 s.n. Los Angeles Pasadena. Comment
  UC173999  Quercus pacifica G. B. Grant Apr 1904 6137 Los Angeles Santa Catalina Island Comment
  UCR281774  Quercus pacifica Mitch Provance, Scott Duff 2017-6-29 617- 68 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  CAS-BOT-BC258361  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 233 Los Angeles Santa Catalina Island, Gallagher's Canyon 300 Comment
  UCR182255  Quercus wislizeni R. G. Swinney, Dave Larson 1998-4-26 6044 Los Angeles San Gabriel Mtns., Browns Flat, San Dimas Experimental Forest 1332 Comment
  RSA623992  Quercus wislizeni var. frutescens Raymond J. Dobbs 1927-5-12 280 Los Angeles 1 1/2 mile below Switzer's old trail Comment
  UCR205184  Rafinesquia californica R. G. Swinney 2008-4-30 8718 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UCSB16939  Rafinesquia californica Scoyoc, Dave 1963-5-18 Los Angeles Seaside Avenue, 0.8 miles east of intersection of Seaside Avenue and Terminal Way, Terminal Island, San Pedro Comment
  SEINET3152712  Ramona nivea G. B. Grant 1105 Los Angeles Saugus Comment
  POM303775  Ranunculus californicus Lyman Benson 1946-4-30 s.n. Los Angeles Hill 5 miles east of Brea 274 Comment
  RSA399392  Ranunculus californicus Grace Houck 1944-5-15 20724 Los Angeles Turn bull Canyon Comment
  RSA0018980  Ranunculus californicus var. californicus Lyman Benson 1957-4-17 15719 Los Angeles Kellogg Campus, California Polytechnic Institute. San Jose Hills. Pacific Slope drainage area. 305 Comment
  SBBG18364  Ranunculus cymbalaria M. A. Piehl 1963-8-8 63829 Los Angeles NW of Big Pine Rec Area Comment
  UCR182217  Ranunculus cymbalaria var. saximontanus R. G. Swinney 1997-6-19 5614 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  RSA569416  Ranunculus cymbalaria var. saximontanus Bonnie C. Templeton 1933-5-15 5122 Los Angeles Ranger Station, Big Pines Park, San Gabriel Mountains. 2088 Comment
  UC1598860  Ranunculus hebecarpus F. R. Fosberg 1931-3-24 S 4348 Los Angeles Hamilton Canyon Santa Catalina Island (s wall) 40 Comment
  UC450914  Ranunculus hebecarpus Fay A. Macfadden 1931-3-29 17 E Los Angeles Tuna Canyon Verdugo Hills 335 Comment
  RSA580508  Rhamnus californica Tim S. Ross, S. D. Boyd 1994-5-10 7745 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. 873 Comment
  UCR136924  Rhamnus californica subsp. californica B. C. Templeton 1930-2-25 1437 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 200 Comment
  RSA8690  Rhamnus crocea P. A. Munz 1920-3-10 3327 Los Angeles 1.5 mi. east of Claremont. 366 Comment
  SEINET12210180  Rhamnus crocea var. ilicifolia I. W. Clokey, Templeton, B. 1929-1 4511 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA391048  Rhamnus ilicifolia D. A. Young 1969-3-10 P- 384 Los Angeles 1/2 mi. from gate 6 of Puddingstone State Park off of san Dimas Ave., in a canyon 300 yds. NW of the road. 305 Comment
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Aug 12 2014
  RSA635046  Rhamnus ilicifolia Valerie L. Soza, Kent Hughes 1999-6-17 557 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 747 Comment
  RSA653466  Rhamnus ilicifolia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 753 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 457 Comment
  RSA754233  Rhamnus ilicifolia Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1779 Los Angeles San Dimas Canyon Creek 380 Comment
  SBBG98568  Rhamnus ilicifolia T. Ross, A. Ross 1991-3-7 4154 Los Angeles Elephant Hill, western Pomona 341 Comment
  SEINET4044522  Rhamnus ilicifolia D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 350 Comment
  UCSB33345  Rhamnus ilicifolia Black, Nan 1968-5-10 Los Angeles 100 yards west of 213th Street East, 0.1 mile from its junction with Highway 138, 5.1 miles west of San Bernardino County Line 1127 Comment
  RSA390857  Rhamnus pirifolia M. B. Dunkle 1928-11-4 2029 Los Angeles Santa Catalina Island, Gallagher's Canyon Comment
  SD84811  Rhamnus pirifolia Reid Moran 1941-2-24 608 Los Angeles Johnson's Valley, Santa Catalina Lisland 20 Comment
  POM186356  Rhamnus tomentella subsp. cuspidata Joseph A. Ewan, A. N. Dunn 1933-7-22 7840 Los Angeles San Gabriel Peak. 1867 Comment
  RSA390151  Rhamnus tomentella subsp. cuspidata Anstruther Davidson 1904-06 1085 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  RSA128014  Rhamnus tomentella subsp. tomentella Peter H. Raven, H. J. Thompson 1959-10-18 14679 Los Angeles In chaparral along Muholland Highway 2.9 mi. east of Decker Road. 663 Comment
  HSC101314  Rhus aromatica R. G. Swinney 2009-3-28 10213 Los Angeles Transverse Range, San Gabriel Mtns.: Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 378 Comment
  UCR256271  Rhus aromatica R. G. Swinney 2010-3-22 12088 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  CAS-BOT-BC167918  Rhus integrifolia Le Roy Abrams 1901-4-5 1369 Los Angeles San Fernando Mts. near Chatsworth Park Comment
  RSA590486  Rhus integrifolia T. S. Ross, Walter Appleby 1993-5-20 7202 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  SBBG128119  Rhus integrifolia M. L. Hoefs, R. Given 1992-5-16 1792 Los Angeles Wild Boar Gully 152 Comment
  SBBG37719  Rhus integrifolia M. B. Dunkle 1939-4-3 7239 Los Angeles Chenetti Cyn Comment
  UC1215164  Rhus integrifolia Peter H. Raven 1962-4-10 17245 Los Angeles n of Thirst (west side of San Clemente Island); San Clemente Island 457 Comment
  UCSB16259  Rhus integrifolia Hennen, Diane 1963-3-9 Los Angeles Nature Trail of Glendale Junior College in Glendale 152 Comment
  SEINET12235087  Rhus integrifolia I. W. Clokey, Templeton, B. 1929-1 4605 Los Angeles Coast road, S.E. Ventura Co. Mandeville Canyon, Santa Monica Mountains 15 Comment
  RSA549574  Rhus ovata T. S. Ross 1992-4-27 6249 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  SFV2148  Rhus ovata O. Doubleday 1959-5-2 Los Angeles Santa Monica Mountains On north slope along Fernwood Drive about 8 miles west of Topanga Canyon Blvd. 762 Comment
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Jan 15 2015
  UCR271819  Rhus ovata R. G. Swinney 2011-3-15 14083 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  SEINET12234001  Rhus ovata H. W. Graham 1927-1 9- 9 -46 Los Angeles Along trail and road from Mt. Lowe Tavern, Mt. Lowe to observatory on Mt. Wilson, near Los Angeles Comment
  UC1587602  Rhus trilobata Tim Ross 1991-8-14 5749 Los Angeles southerly slope Granite Mountain; San Gabriel Mountains, Granite Mountain 1914 Comment
  CDA35345  Rhus trilobata E. Pencall 1960-9-21 s.n. Los Angeles Three Points. 0 Comment
  RSA0081311  Ribes aureum R. G. Swinney 2010-5-7 12594 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  CAS-BOT-BC92438  Ribes aureum var. gracillimum Louis C. Wheeler 1973-4-7 s.n. Los Angeles Lopez Canyon. 579 Comment
  RSA614983  Ribes aureum var. gracillimum Louis C. Wheeler 1968-4-13 s.n. Los Angeles Bluebird Truck Trail 450 Comment
  UCR178774  Ribes aureum var. gracillimum R. G. Swinney 1989-5-11 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. 200 yards north of Sierra Madre Ave., east of Big Dalton Channel, east of Glendora Mtn. Road 335 Comment
  RSA162820  Ribes californicum var. hesperium J. D. Olmsted 1960-1-8 1092 Los Angeles San Dimas Canyon, 1/2 mile north of lower guaging station (bottom of Riparian Wdl.) 427 Comment
  RSA291590  Ribes californicum var. hesperium C. W. Tilforth, Walter Wisura 1979-5-15 1796 Los Angeles Johnson s Pasture above Claraboya, n. of Pomona. Comment
  RSA476453  Ribes californicum var. hesperium F. R. Fosberg 1931-1-7 7117 Los Angeles Sierra Madre. 300 Comment
  RSA651628  Ribes cereum Shlomo Gat 1959-03 15 Los Angeles Mount Baldy. Comment
  RSA230728  Ribes cereum var. cereum Robert F. Thorne 1969-7-9 38577 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA84848  Ribes cereum var. cereum F. W. Peirson 1922-7-6 4433 Los Angeles Big Pines 2104 Comment
  UCSB7027  Ribes divaricatum var. pubiflorum Gill, Robert 1960-3-5 Los Angeles San Gabriel Mountain Range; Little Dalton Canyon 426 Comment
  CAS-BOT-BC173097  Ribes indecorum John Thomas Howell 1928-2-18 3349 Los Angeles Trail to Switzer's, Arroyo Seco, San Gabriel Mts. Comment
  POM296506  Ribes indecorum Lyman Benson 1945-3-12 11606 Los Angeles Claremont. 351 Comment
  RSA716931  Ribes indecorum LeRoy Gross, Naomi S. Fraga 2006-1-20 2444 Los Angeles North end of the San Rafael Hills, along the main crest. North of Lookout Tower. 503 Comment
  UCR198325  Ribes indecorum Gary Kovnat, LeRoy Gross 2003-1-19 03 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail 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
  CAS-BOT-BC173420  Ribes malvaceum I. M. Johnston 1927-7-2 1752 Los Angeles Near Brown's Flat 1524 Comment
  SBBG96965  Ribes malvaceum var. clementinum S. Boyd with T. Ross, L. Arnseth 1990-4-8 4307 Los Angeles near Malo Pt, first cyn S of Bryce Cyn, below Malo Benchmark Comment
  UC921822  Ribes malvaceum var. viridifolium I. W. Clokey, B. Templeton 1930-4-2 4607 Los Angeles Mulholland Drive Comment
  UCSB38060  Ribes malvaceum var. viridifolium Roos, John 1966-2-11 Los Angeles Claremont; In a canyon with Quercus agrifolia 304 Comment
  RSA756751  Ribes nevadense R. G. Swinney 2008-6-18 9076 Los Angeles south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek. 2012 Comment
  RSA757073  Ribes nevadense R. G. Swinney 2008-9-13 9451 Los Angeles Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  UCR205256  Ribes nevadense R. G. Swinney 2005-8-17 8500 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 21 2018
  RSA0106824  Ribes roezlii R. G. Swinney 2011-7-29 15562 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  RSA652596  Ribes roezlii Marion P. Harthill 1974-5-23 s.n. Los Angeles Angeles Crest Hwy. 1890 Comment
  RSA654217  Ribes roezlii Valerie L. Soza, LeRoy Gross 2000-5-23 951 Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail. 2378 Comment
  SFV6028  Ribes sanguineum var. glutinosum B. C. Templeton 1964-5-15 10135 Los Angeles San Gabriel Valley Claremont. Rancho Santa Ana Botanic Garden. 410 Comment
  RSA476299  Ribes speciosum Martha Hilend 1928-3-4 49 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  UCR212801  Ribes speciosum Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1750 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 348 Comment
  UCSB41825  Ribes speciosum Weidert, S. 1971-3-22 Los Angeles Puddingstone Reservoir 457 Comment
  JEPS20252  Ribes velutinum Charles J. Lovell 1942-5-28 Los Angeles Big Rock Creek San Gabriel Mts. 1524 Comment
  UCR90955  Ricinus communis Scott D. White 1996-4-9 3885 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
  RSA0048470  Robinia pseudoacacia Carol Haines 1964-5-3 105 Los Angeles Mulholland Drive near Cold Canyon,l Santa Monica Mountains. 304 Comment
  UCR107763  Rubus discolor L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns., San Antonio Canyon 976 Comment
  UCR194285  Rubus leucodermis R. G. Swinney 1998-10-3 7021 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  CATA443  Rubus ursinus Sara L. Crockett 1997-3-17 583 Los Angeles Santa Catalina Island: 0.25 mile NE on Cape Canyon Road from jct. with Middle Canyon Road, ca. 10 m E of road 225 Comment
  RSA86835  Rubus ursinus F. W. Peirson 1919-5-11 5308 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 915 Comment
  SDSU9249  Rubus ursinus Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns., 2.0 miles up canyon from base of Chantry Flats Trail. Comment
  UCR205936  Rubus ursinus A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37061 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  RSA466054  Rumex conglomeratus F. R. Fosberg 1930-7-3 S 3085 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  SBBG127976  Rumex conglomeratus M. L. Hoefs, S. A. Junak 1996-7-9 2718 Los Angeles Middle Ranch Reservoir, Middle Cyn 201 Comment
  SBBG133425  Rumex conglomeratus J. Shute, E. Howe 2011-7-8 SERG 11 -57 Los Angeles under stairs by Stone Station Deck Comment
  SBBG131534  Rumex conglomeratus S. A. Junak 1999-7-17 SCa 1070 Los Angeles W end of "Rig Field," plant stop 213 Comment
  UCR195285  Rumex crispus Valerie Soza, LeRoy Gross 2001-5-9 1189 Los Angeles Transverse Ranges: Verdugo Mountains Region, Southern San Rafael Hills, south of Scholl Canyon, Sleepy Hollw Drive to Valle Vista fire road 274 Comment
  RSA650578  Rumex crispus A. E. Hersh 1950-6-30 s.n. Los Angeles Campus UCLA, Faculty Hill. 61 Comment
  RSA614148  Rumex hymenosepalus Damian Ross 1997-3-8 1 Los Angeles Bernard Biological Field Station Claremont Colleges. Just west of Infirmary Rd., about 1/2 distance between Foothill Blvd. and former Infirmary building (single patch). 412 Comment
  UCR162518  Rumex maritimus Anuja Parikh, Nathan Gale 2004-6-2 2022 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  POM155745  Rumex salicifolius M. B. Dunkle 1928-10-7 2006 Los Angeles Santa Catalina Island, Middle Ranch Canyon. 168 Comment
  RSA720485  Rumex salicifolius var. salicifolius R. G. Swinney 1997-8-6 5780 Los Angeles along Hwy 2 0.5 mi W of Big Pines (road junction) E of Jackson Lake 2024 Comment
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Mar 27 2014
  UCR197787  Salazaria mexicana Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 116 B Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  RSA478900  Salicornia virginica L. E. Hoffman 1932-8-3 s.n. Los Angeles Playa del Rey. Comment
  UCR214636  Salix A. C. Sanders, Dan S. Cooper 2010-3-12 37382 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC434969  Salix exigua A. C. Sanders 2007-4-13 33409 Los Angeles Tehachapi Mtns. Foothills: southeast of National Cement Plant, along creek just below Kern Co. line. 1006 Comment
  RSA524174  Salix exigua Tim S. Ross, Steve D. Boyd 1990-6-6 2873 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA6431  Salix exigua Carl. W. Sharsmith 1932-1-17 13 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  RSA739728  Salix exigua John Dittes, Rosano Arviso, R. A. Dittes 2007-2-15 1441 Los Angeles S coast Subregion, San Fernando Valley, SEpulveda Dam Flood Control Basin, 2.2 air miles SW of Van Nuys Civic Center, 0.9 air mile S of Victory Blvd, 0.9 air mile W of San Diego Frewy 405, 0.6 air mile N of the Ventura Freway 101., Next to Apollo Field Model Airport. 207 Comment
  LA103425  Salix laevigata Barry A. Prigge; 1986-3-20 6960 Los Angeles Santa Monica Mountains, Medea Creek, just N of Paramount Ranch State Park 231 Comment
  RSA594663  Salix laevigata Louis C. Wheeler 1967-7-30 10249 Los Angeles San Gabriel MountaiSan Gabriel Mountains. 1.6 mi. N of junction of 3N33 and 3N06 about 350-450 tds. due west of Shade Campground at base of east-facing slope. N fork Lytle Creek, on 3N33.ns. Big Tujunga Canyon at Trail Canyon. 518 Comment
  RSA92699  Salix laevigata F. W. Peirson 1921-4-3 2668 Los Angeles Pacoima Canyon, west end of San Gabriel Mountains 518 Comment
  LA208804  Salix lasiolepis Carl Hedin; Joseph Ewan 1932-5-19 7664 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  RSA597773  Salix lasiolepis Steve D. Boyd, Lauren Raz 1997-3-14 9185 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
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Jun 26 2008
  RSA762454  Salix lasiolepis R. G. Swinney 2009-2-20 10013 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39. 305 Comment
  SBBG57865  Salix lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Agoura Comment
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Apr 2 2014
  SD82925  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38901 Los Angeles San Gabriel Mts., Angeles National Forest; canyon above Angeles Crest Hwy. c. 1 mi W of Vincent gap, at one of headwaters of E fork Big Rock Creek N face Mt. Baden-Powell 2332 Comment
  UC473997  Salix lasiolepis Blanche Trask Apr. 1896 Los Angeles Avalon Santa Catalina Isl., Avalon Comment
  UC482396  Salix lasiolepis Carl W. Sharsmith 1932-1-7 6 Los Angeles about 6 mi above Azusa (bottom of canyon); Lower San Gabriel Canyon 304 Comment
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Jul 28 2014
  UCR197190  Salix lasiolepis Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 670 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  UCSB978  Salix lasiolepis Wedberg, Lee 1954-3-1 Los Angeles Millard Canyon, San Gabriel Mtns 457 Comment
  RSA0084137  Salix lucida subsp. lasiandra Orlando Mistretta 1992-9-16 s.n. Los Angeles San Gabriel Mountains: Oak Springs; Tujunga Ranger District. Comment
  RSA0115825  Salsola Steven A. Junak 1999-9-10 SCa- 1083 Los Angeles Santa Catalina Island. Along Bulrush Canyon Trail, above plant stop. 439 Comment
  CAS-BOT-BC180709  Salsola tragus John Thomas Howell 1950-11-9 27481 Los Angeles Pacoima Wash along Foothill Blvd. Comment
  RSA600413  Saltugilia splendens Steve Boyd, Lauren Raz 1997-4-30 9634 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  POM48106  Saltugilia splendens subsp. grantii I. M. Johnston 1924-8-13 s.n. Los Angeles Sunset trail, 1 mi. S of Sunset Peak 1584 Comment
  RSA0094993  Saltugilia splendens subsp. grantii Gerald Braden, Lori Ackerman 1988-5-4 17 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA597273  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-6-18 3518 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages; 1744 Comment
  RSA411293  Salvia apiana Ruth E. Eaton 1956-7-15 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA424334  Salvia apiana William Emboden 1970-6-12 31 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  SBBG79123  Salvia apiana F. R. Fosberg 1931-5-6 4808 Los Angeles near edge of Cape Cyn 280 Comment
  UC75078  Salvia apiana C. F. Baker 1903-7-20 3442 Los Angeles Claremont Comment
  UCR145180  Salvia apiana June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  RSA442823  Salvia apiana William Emboden 1969-5-28 7 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UCLA70134  Salvia carduacea Victor Duran 1933-5-22 3414 Los Angeles near Lancaster 716 Comment
  RSA620658  Salvia columbariae B. Pitzer 1998-5-23 3757 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca 1/2 mi. S of Sierra Hwy., [UTM 10km cell: 11SLJ-9E, 1N. Soledad Canyon] 945 Comment
  RSA725086  Salvia columbariae Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -7 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA780006  Salvia columbariae R. G. Swinney 2009-4-7 10303 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA82992  Salvia dorrii var. pilosa F. W. Peirson 1919-6-15 392 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  UCR123895  Salvia dorrii var. pilosa Steven R. Hill, K. Kramer 2001-4-22 33394 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
  UCR215135  Salvia leucophylla Sarah C. Pasquini 2008-4-19 23 Los Angeles South Coast, San Pedro, White Point Nature Preserve, c. 300 m off West Paseo del Mar 40 Comment
  CAS-BOT-BC233308  Salvia mellifera Le Roy Abrams; I. L. Wiggins 1931-7-4 329 Los Angeles White's Landing, Santa Catalina Island Comment
  CATA585  Salvia mellifera Mark L. Hoefs 1991-4-7 1023 Los Angeles Santa Catalina Island: Upper Avalon Canyon, south-west of Divide Road 377 Comment
  LA82007  Salvia mellifera Elizabeth Epling; Juddy Epling 1937-8-20 Los Angeles Santa Monica Mountains Comment
  SFV21000  Salvia mellifera L. Gross 2003-3-9 808 Los Angeles San Rafael Hills Southwest side of San Rafael Hills, at or near top of east-west trending ridge southwest of Flint Peak. Entered at west end at Mount Carmel Drive east of Highway 2 (Glendale Freeway) between Chevy Chase Drive (Sycamore Canyon) to the north and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  UC625155  Salvia mellifera F. R. Fosberg 1931-3-18 S 4291 Los Angeles Hamilton Canyon Hamilton Canyon, Santa Catalina Island; Santa Catalina Island 10 Comment
  LA82002  Salvia spathacea O. H. Kappler; 1940-5-26 31 Los Angeles 365 Comment
  RSA134847  Salvia spathacea Peter H. Raven, Henry J. Thompson 1960-4-12 15020 Los Angeles Sepulveda Canyon. 244 Comment
  RSA434068  Salvia spathacea G. R. Johnstone 1929-5-19 14896 Los Angeles Puerco Canon, Santa Monica Mts. Malibu estate 3-4 mi from ocean. Comment
  UC1124870  Salvia spathacea A. D. Gifford 1934-4-24 158 Los Angeles 1 mi w Castro Pk.; Triunfo Pass 731 Comment
  RSA329674  Sambucus mexicana Gary D. Wallace 1975-4-26 1423 Los Angeles Claremont, vacant wash and weedy coastal sage scrub area near Rancho Santa Ana Botanic Garden. Comment
  RSA477528  Sambucus mexicana F. R. Fosberg, J. Ewan 1931-8-11 4989 Los Angeles San Gabriel Mountains: S slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  RSA719494  Sambucus mexicana Gary Kovnat, LeRoy Gross 2003-4-13 42 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UC1872956  Sambucus mexicana John Knapp and Denise Knapp 2003-5-11 42 Los Angeles Catalina Island; 370847.48N x 3691916.67E E. Southern riparian 304 Comment
  UCR106295  Sambucus mexicana B. G. Pitzer 1996-5-5 2857 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA0017028  Sambucus mexicana L. R. Abrams 1901-4-4 1326 Los Angeles Chatsworth Park. Comment
  SD52887  Sambucus nigra subsp. caerulea Peter H. Raven 1962-5-9 17697 Los Angeles San Clemente Island, on floor of canyon just north of Gray 299 Comment
  SFV3602  Sambucus nigra subsp. caerulea K. A. Wilson 1961-3-7 947 Los Angeles Santa Monica Mountains Mulholland Highway about 3 miles west of Las Virgenes Road. Comment
  UC1348871  Sanicula arguta Robert F. Thorne 1966-4-28 36201 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, along road to Renton Mine Pebbly Beach Canyon; Santa Catalina Island, Pebbly Beach Canyon 243 Comment
  UC1375251  Sanicula arguta Colin M. Wainwright 1971-3-31 172 Los Angeles above Claraboya (in nw part of Claremont, end of Mountain Ave., Johnson's Pasters); San Gabriel Foothills, Claremont, Mountain Ave. 487 Comment
  UC284892  Sanicula bipinnata P. A. Munz 1923-5-1 7779 Los Angeles San Dimas, Puddingstone Canyon Puddingstone Canyon; San Dimas, Puddingstone Canyon 259 Comment
  UCR200217  Sanicula crassicaulis Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 884 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  RSA733037  Sarcodes sanguinea R. G. Swinney 1998-7-8 6331 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UCR205045  Sarcostemma cynanchoides subsp. hartwegii R. G. Swinney 2008-3-26 8578 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA302164  Schinus molle J. R. Shevock 1972-9-16 2256 Los Angeles Malibu Canyon, N-1 Rd. Comment
  CATA671  Schismus arabicus Mark L. Hoefs 1991-4-23 1160 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  CATA917  Schismus arabicus Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-15 1765 Los Angeles Santa Catalina Island: Open slope above Parson's Landing 213 Comment
  LA103575  Schismus arabicus Barry A. Prigge; 1986-3-29 7152 .1 Los Angeles San Gabriel Mountains, Soledad Canyon, Santa Clara River at Lang Station Road 518 Comment
  SBBG112872  Schismus arabicus S. A. Junak 1998-3-22 SCa 502 Los Angeles Avalon Cyn along W side of Avalon Cyn Rd, just N of entrance to Wrigley Memorial Botanical Garden 106 Comment
  UCR220213  Schismus barbatus R. G. Swinney 2009-4-24 10473 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  RSA773528  Schoenoplectus acutus R. G. Swinney 2009-7-1 11296 Los Angeles Puddingstone Diversion Dam, San Dimas Canyon 354 Comment
  RSA564241  Schoenoplectus californicus Scott D. White 1992-10-8 876 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  POM1386  Schoenoplectus californicus I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
  SFV12569  Scirpus acutus var. occidentalis M. H. Grayum 1977-11-24 876 Los Angeles San Fernando Valley Sepulveda Basin. Along Los Angeles River, between dam and Burbank Blvd. 207 Comment
  UCR162586  Scirpus californicus Anuja Parikh, Nathan Gale 2004-5-31 2016 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 1) at and below confluence of Potrero Canyon 259 Comment
  RSA647906  Scirpus microcarpus LeRoy Gross, Wayne Law 2000-8-8 255 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds., Near N34 deg 16' 01.8'' W118 deg 22' 08.0 325 Comment
  LA51846  Scrophularia californica subsp. californica W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA792782  Scrophularia peregrina Justin M. Wood 2009-3-24 384 Los Angeles City of Claremont: Bernard Field Station, NW corner of Mills Ave. and Foothill Blvd. Northernmost portion of the station, east of RSABG. 410 Comment
  RSA25629  Scrophularia villosa Carl B. Wolf 1941-6-25 10895 Los Angeles Santa Catalina [Island]. Head of Avalon Canyon, 300 yards SW of Wrigley Mausoleum. 152 Comment
  SBBG13519  Scrophularia villosa E. R. Blakley 1962-10-4 5400 Los Angeles Ironwood Gully, S of Catalina Harbor at the isthmus 198 Comment
  SD51712  Scrophularia villosa Robert Ornduff, R. L. Taylor 1960-3-19 5095 Los Angeles Golf Links Canyon, Santa Catalina Island Comment
  OBI44800  Scutellaria mexicana David J. Keil, V. L. Holland, Michael Stiles, and Francis Villablanca 1987-5-1 20052 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  UCSB37367  Scutellaria mexicana Bates, Loretta 1978-5-28 Los Angeles Junction of Highway 138 and Black Butte Basin Rd Comment
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Nov 12 2014
  LA103475  Secale cereale Barry A. Prigge; 1986-3-20 6975 Los Angeles Tehachapi Mountains, 0.4 mi. E of Gorman on Lancaster Road 1127 Comment
  RSA0081664  Sedum spathulifolium Steve Boyd, Michael Wall 1996-5-16 8777 Los Angeles Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain. 585 Comment
  SBBG127005  Sedum spathulifolium A. Parikh, N. Gale 2011-7-19 3568 Los Angeles W Fork San Gabriel River, 6.3 km W of St Hwy 39; San Gabriel Mtns 595 Comment
  RSA0081653  Sedum spathulifolium Frank W. Peirson 1908-5-9 428 Los Angeles Rocky banks of West Fork of Eaton Canyon, south base of San Gabriel Mts. 991 Comment
  LA209591  Selaginella asprella Lawrence L. Kiefer; 1966-10-30 2484 Los Angeles San Gabriel Mountains, SW Devil's PunchBowl, Cruthers Cyn, ca. 1/4 mi above the dam 1462 Comment
  UCR61051  Selaginella bigelovii R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 396 Comment
  SEINET7878555 Image available Senecio californicus B. C. Templeton 1939-1 4616 Los Angeles Playa del Rey to El Segundo Comment
  RSA0012730  Senecio californicus L. C. Wheeler 1933-5-13 1729 Los Angeles Cobal Canyon, San Gabriel Mountains. 488 Comment
  LA203920  Senecio flaccidus var. douglasii Louis C. Wheeler; 1931-8-30 31 Los Angeles San Gabriel Mountains, San Antonio Canyon 914 Comment
  SEINET3132585  Senecio flaccidus var. douglasii Unknown 1902-7-3 2646 Los Angeles Little Santa Anita canyon Comment
  UC35973  Senecio flaccidus var. douglasii J. Burtt Davy Oct 1896 2723 Los Angeles Santa Monica Comment
  IRVC28135  Senecio flaccidus var. monoensis June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  SD117923  Senecio lyonii Michael R. Benedict Jun 1971 Los Angeles San Clemente Island, bluff behind extreme northwest point. Comment
  CAS-BOT-BC364404  Senecio triangularis I. M. Johnston 1918-7-6 2088 Los Angeles San Antonio Mountains. Prairie Fork of San Gabriel River 2133 Comment
  RSA94838  Senecio triangularis F. W. Peirson 1921-7-17 2509 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  RSA473107  Senecio vulgaris L. C. Wheeler 1933-9-26 2124 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA592829  Senecio vulgaris L. C. Wheeler 1967-4-8 9178 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. Comment
  IRVC7627  Sequoia sempervirens P. W. Rundel 1964-12-6 1492 Los Angeles Claremont; Pomona College; Marston Quad. Southern Coastal 366 Comment
  RSA611523  Setaria parviflora 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
  RSA65710  Silene antirrhina F. W. Peirson 1921-6-19 2681 Los Angeles North Fork of San Gabriel River 1006 Comment
  CATA474  Silene gallica Sara L. Crockett, Steve Junak, Mark Hoefs, Janet Takara 1997-3-28 616 Los Angeles Santa Catalina Island: 1.1 miles S of Two Harbors on Cat Harbor Road; ca. 30 m upslope 30 Comment
  RSA477866  Silene gallica H. L. Bauer 1932-05 15378 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA655935  Silene gallica James Henrickson 2000-4-15 20680 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  JEPS50919  Silene gallica Frank W. Peirson 1919-5-14 420 Los Angeles Eaton Canyon San Gabriel Mountains, Eaton Canyon 731 Comment
  SEINET4076466  Silene gallica R. Moran 1941-1 705 Los Angeles About ranch houses, Middle Ranch, Santa Catalina Island. 200 Comment
  LA94365  Silene laciniata subsp. laciniata W. O. Griesel; 1936-6-18 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA477924  Silene laciniata subsp. major J. E. Stumbo 1962-7-5 s.n. Los Angeles Crowing in chaparral, c. 2500, at the Lux Arboretum Annex, Monrivia. 762 Comment
  RSA0081491  Silene platyota R. G. Swinney 2009-6-24 11253 Los Angeles Summit of Granite Mountain. 1988 Comment
  CAS-BOT-BC175108  Silene verecunda Victor Duran 1933-7-24 3530 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UCR281334  Sisymbrium altissimum R. G. Swinney 2014-4-24 16241 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  CDA25149  Sisymbrium irio L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. Comment
  UCR282148  Sisymbrium officinale R. G. Swinney 2014-5-15 16526 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA65824  Sisymbrium officinale F. W. Peirson 1920-4-25 2109 Los Angeles Arroyo Seco, west of Pasadena 411 Comment
  RSA723143  Sisymbrium orientale LeRoy Gross 2007-5-2 2667 Los Angeles Southern part of the range; Stough Canyon just below the nature center. 427 Comment
  UCR224265  Sisymbrium orientale R. G. Swinney 2009-8-25 11500 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA15306  Sisymbrium orientale Fay A. MacFadden 1930-06 2199 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  SD153101  Sisymbrium orientale Steven A. Junak 1996-5-31 SCI 562 Los Angeles San Clemente Island; north end of island, behind beach at West Cove. 7 Comment
  SD38484  Sisyrinchium bellum Edith A. Purer 1931-3-11 1545 Los Angeles Near Pasadena, moist slope. Comment
  UC1060515  Sisyrinchium bellum Richard Snow 1953-3-21 Los Angeles Mulholland Drive Santa Monica Mountains Comment
  UC501591  Smilacina stellata Frank W. Peirson 1921-7-17 2349 Los Angeles Prairie fork of San Gabriel River; cienega on s side 2133 Comment
  RSA654564  Solanum americanum Benjamen Rangel 1992-4-26 777 -31 Los Angeles In the front lawn of the west side of Alamitos, bld #22 at Cal Poly Pomona. Comment
  RSA422379  Solanum douglasii Reid Moran 1941-3-8 688 Los Angeles White's Landing, Santa Catalina Island. 50 Comment
  SEINET3162505  Solanum douglasii L. Abrams 1902-5-31 2488 Los Angeles Inglewood Comment
  UC1348860  Solanum douglasii Robert F. Thorne 1966-4-28 36247 Los Angeles Santa Catalina Island, Hay Press area Santa Catalina Island; , Hay Press area 426 Comment
  RSA0085521  Solanum douglasii Meryl B. Dunkle 1939-11-24 7339 Los Angeles Canyon head, Mosquito summit, San Clemente Island. Comment
  RSA572117  Solanum douglasii M. B. Dunkle 1939-4-3 7225 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UCD126911  Solanum elaeagnifolium Robert F. Thorne 1966-9-15 36693 Los Angeles Santa Catalina Island, at riding stables, Avalon. 15 Comment
  RSA0036171  Solanum lycopersicum Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  CAS-BOT-BC83636  Solanum umbelliferum L. Abrams 1902-6-17 2556 Los Angeles Santa Monica Mountains. Sepulveda Canyon. Comment
  POM12251  Solanum umbelliferum Elroy Robinson 1921-4-15 25 Los Angeles Claremont. Comment
  RSA427434  Solanum umbelliferum I. W. Clokey, E. G. Anderson 1935-5-9 6878 Los Angeles San Dimas Canyon Comment
  UC450841  Solanum umbelliferum Fay A. McFadden 1931-4-22 2642 Los Angeles San Franscito Canyon Comment
  CAS-BOT-BC231720  Solanum umbelliferum John Thomas Howell 1928-5-4 3775 Los Angeles Near Deer Park, Monrovia Canon [Canyon], San Gabriel Mts. Comment
  SEINET6186067  Solanum xanti G. B. Grant June 02 no year 1218 Los Angeles Mt. Lowe 1524 Comment
  SJSU7574  Solanum xanti G. K. Kattenhorn 1967-3-21 Los Angeles Little Dalton Cr, N of Glendora Comment
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Oct 27 2010
  UCSB9422  Solanum xanti Haller, John 1950-3-30 Los Angeles U.C.L.A., Faculty Hill, near Sunset Blvd. Comment
  CDA8720  Solidago californica Phillipson 1915-8-18 Los Angeles Monrovia. Comment
  POM11276  Solidago californica P. A. Munz 1921-10-5 4694 Los Angeles Palmer's Canyon, N of Claremont 488 Comment
  UCR124554  Solidago californica B. C. Templeton 1932-8-26 5095 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2088 Comment
  SEINET6044516  Solidago californica F. R. Fosberg 1930-11-11 S 4182 Los Angeles Templeton, S. Puente. Comment
  UC205620  Solidago confinis I. M. Johnston 1917-8-22 1674 Los Angeles Prairie Fork at Native Son Mine (San Antonio Mountains) Comment
  CAS-BOT-BC365019  Solidago velutina subsp. californica Peter H. Raven; Henry J. Thompson 1959-9-27 14552 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Latigo Canyon 1.1 miles north of Coast Highway 213 Comment
  UC57571  Solidago velutina subsp. californica J. H. Barber 1897-9-16 282 Los Angeles Santa Monica Forestry Station Comment
  UCR210516  Sonchus asper R. G. Swinney 2008-12-4 9935 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 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
  UCD136162  Sonchus oleraceus Jack Delaini; Larry DeBuhr 1974-2-21 35 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 487 Comment
  UC1587646  Spartium junceum Tim Ross 1991-4-21 4567 Los Angeles Skyline Drive at head of Turnbull Canyon; Whittier Hills (Puente Hills, pro parte) 353 Comment
  RSA0097888  Spergularia bocconi LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 192 Los Angeles San Rafael Hills: Ridgetop near Lookout Tower, east of the (2) Glendale Freeway. North of Lookout Tower. 548 Comment
  RSA0097910  Spergularia bocconi R. F. Thorne, Percy C. Everett 1965-5-10 34463 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain. 457 Comment
  SD66914  Spergularia bocconi R. Mitchel Beauchamp 1967-3-18 2960 Los Angeles San Clemente Island; below Lemon Tank. Comment
  RSA3483  Spergularia macrotheca C. B. Wolf 1932-5-9 3426 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  RSA0098390  Spergularia macrotheca var. macrotheca P. H. Raven, Henry J. Thompson 1959-6-4 14342 Los Angeles Point Dume. 12 Comment
  SBBG77776  Spergularia macrotheca var. macrotheca F. R. Fosberg 1931-5-22 54969 Los Angeles Isthmus Harbor Comment
  RSA0098526  Spergularia marina Scott D. White, Sandy Leatherman 1998-6-4 6638 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I-5 Freeway/Old Ridge Route and lake. Proposed North Lake Planned Community. 427 Comment
  SBBG125310  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
  SBBG125379  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
  UC884332  Stachys ajugoides var. rigida E. Lloyd 1933-4-1 Los Angeles Mulholland Drive Santa Monica Mts. Comment
  CHSC5108  Stachys albens M. MacArthur 1967-7-22 93 Los Angeles Ca. 2 mi from Hwy. 101 and ocean, along left side of Latigo Canyon Rd., just past turn-off of Neuton Canyon Rd., Santa Monica Mtns. near Malibou. 152 Comment
  SBBG80013  Stachys albens M. N. Ackley -Jul-1927 471 Los Angeles Pacific Palisades, Santa Monica 99 Comment
  UC586832  Stachys albens Joseph Andorfer Ewan 1934-8-2 8481 Los Angeles at foot Baldy Trail; San Gabriel Mts., San Antonio Canyon 1371 Comment
  UCR258508  Stachys albens R. G. Swinney 2010-6-23 13307 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  SEINET11587856  Stachys bullata Unknown 2011-4-5 14343 Los Angeles San Gabriel Mountains Comment
  POM156208  Stachys rigida subsp. quercetorum L. R. Abrams 1902-6-15 2548 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  OBI13456  Stachys rigida var. quercetorum Joseph Noe 1965-4-28 15 Los Angeles Santa Monica Mts, Calabasas. 1 mi on Stut Rd from jct with Mulholland Hwy 244 Comment
  SBBG117135  Stebbinsoseris heterocarpa S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1536 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  UC447152  Stellaria media J. Ewan 1931-2-2 4016 Los Angeles e of Montebello (Burke); Burke Comment
  RSA678318  Stellaria nitens V. Soza, Steve Boyd 2002-4-10 1399 Los Angeles Del Sur Ridge, Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  RSA0115993  Stephanomeria cichoriacea R. G. Swinney 2010-8-11 13497 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  UCR164530  Stephanomeria exigua T. B. Salvato, Sandra Murcia 2005-11-1 1253 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  UC1584880  Stephanomeria exigua subsp. coronaria Tim Ross and Steve Boyd 1991-7-24 5644 Los Angeles nne slope Granite Mountain; Pacifico Mountain USGS 7.5' Quad., Granite Mountain 1901</