Search Results — 2000 specimen records retrieved (1569 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC229556  Abronia maritima Geo. B. Grant 1898-4-1 s.n. Los Angeles San Pedro Comment
  UCR124786  Abronia pogonantha B. C. Templeton 1931-5-17 1201 Los Angeles Mojave Desert, between Palmdale and Lancaster 762 Comment
  RSA33480  Abronia umbellata Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA678431  Abronia umbellata Mark A. Elvin, Orlando Mistretta 1996-3-22 115 Los Angeles San Clemente Island. Comment
  RSA394171  Acer macrophyllum Anstruther Davidson, Hasse 1906-6-5 1482 Los Angeles Big Rock Creek. [San Gabriel Mountians] Comment
  RSA799864  Acer macrophyllum Monica Rodriguez, Michelle Terrazino, Naomi S. Fraga 2013-7-23 9 Los Angeles Glendora Ridge Road. 1288 Comment
  SEINET3859921  Acer macrophyllum R. G. Swinney 2009-3-25 10155 Los Angeles San Garbiel Mtns. Foothills: far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park.; 0 549 Comment
  UC452625  Acer macrophyllum Geo. B. Grant 1901-1 17 Los Angeles Mt. Wilson Mt. Wilson (Mountain Canyons, So Cal) Comment
  UCR124979  Acer macrophyllum B. C. Templeton 1952-1 7703 Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon 305 Comment
  RSA596315  Achnatherum coronatum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3373 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  POM365957  Achnatherum hymenoides H. M. Ritter 1931-4-15 38 -131 Los Angeles Alta Dena Comment
  RSA729942  Achnatherum hymenoides R. G. Swinney 1999-6-18 7297 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  RSA416303  Achyrachaena mollis Louis C. Wheeler 1932-5-15 708 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  UC1922162  Achyrachaena mollis Scott D. White, Pam DeVries 2006-5-10 11427 Los Angeles SE TEHACHAPI MTNS.: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy. and SW of Gorman Post Rd. Comment
  RSA92262  Achyrachaena mollis F. W. Peirson 1918-4-28 2495 Los Angeles Turnbull Canyon near Whittier, Puente Hills. Comment
  LA201723  Acmispon americanus var. americanus Arthur C. Gibson; 2001-5-18 4816 Los Angeles Santa Monica Mountains, Rocky Oaks National Recreation Area, Near Mullholand and Malibu Comment
  CAS-BOT-BC204765  Acmispon argophyllus var. argenteus Geo. B. Grant 1901-4-1 715 Los Angeles Avalon, Catalina Isl. Comment
  SD90317  Acmispon dendroideus var. dendroideus Robert F. Thorne 1970-3-5 39374 Los Angeles Santa Catalina Island, upper Avalon Canyon in coastal sage scrub Comment
  SBBG132335  Acmispon maritimus J. Savage, W. Fair, J. Lambert 2003-8-25 Bot 2 -2003 Los Angeles San Clemente Island [near VC3 sandpile] 259 Comment
  LA201183  Acmispon wrangelianus O. H. Kappler; 1941-5-8 270 Los Angeles Santa Monica Mountains, Zuma Canyon, near summit of Mulholland Hwy 640 Comment
  LA201866  Acourtia microcephala Arthur C. Gibson; 2003-7-18 4959 Los Angeles Santa Monica Mountains, Along trail to Nicholas Flat about 400 m from Decker School Road Comment
  RSA94811  Acourtia microcephala F. W. Peirson 1921-7-1 2768 Los Angeles Mint Canyon at northwest part of San Gabriel Mts. 473 Comment
  UC1127727  Adenostoma fasciculatum G. E. Sindel 1935-1-7 107 Los Angeles 2 1/2 mi. s.e. Quail Lake; Tejon Quad. Comment
  RSA34524  Adenostoma fasciculatum var. fasciculatum N. C. Cooper 1943-11-21 991 Los Angeles Mint Canyon. Roadside west of Ranger Station. 762 Comment
  POM876  Adiantum capillus-veneris Anonymous 4 Los Angeles San Antonio Canyon, north of Claremont. Comment
  RSA687697  Adiantum capillus-veneris M. B. Dunkle 1928-10-7 1987 Los Angeles Middle Ranch gorge, Santa Catalina Island. 30 Comment
  CAS-BOT-BC65640  Adiantum jordanii Alice Eastwood 1917-7-20 6465 Los Angeles Santa Catalina Island Comment
  RSA729576  Ageratina adenophora R. G. Swinney, D. W. Larson 1999-5-15 7180 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  UC1922314  Ageratina adenophora Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 815 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. Near 34deg 12' 47.7'' N 118deg 17' 27.1'' W T2N R14W NE/4, SE/4 sec. 36. Elev. 1800 Feet. Comment
  UCR136836  Ageratina adenophora John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA652849  Ageratina adenophora Ron Martinolich 1991-4-7 38 Los Angeles Los Angeles, Griffith Park, north on Vista Del Valle Drive from west (upper) trailhead of Bee Rock Trail, 0.25 mile on east side of road, 20 feet down embankment. Comment
  RSA588644  Agoseris retrorsa Orlando Mistretta 1994-5-31 1274 Los Angeles San Gabriel Mountains; Santiago canyon. N slope of Pacifico Mountain. 2021 Comment
  RSA594555  Agrostis exarata F. R. Fosberg, Joseph A. Ewan 1931-8-13 790 -B Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, north slope Mount Islip. 2300 Comment
  RSA594637  Agrostis exarata Steve Boyd, Lauren Raz 1996-10-29 9118 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1463 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
  CAS-BOT-BC139057  Agrostis pallens Dr. H. E. Hasse 1889-6-1 s.n. Los Angeles On ridges of Santa Monica Range. Comment
  UCR206141  Agrostis viridis R. G. Swinney 2008-5-30 8913 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
  SEINET8722554 Image available Alchemilla arvensis F. R. Fosberg 1931-1 S 4341 Los Angeles Hamilton Canyon, Santa Catalina Island. Alt. 75 m. 75 Comment
  UCR101197  Alisma triviale L. C. Wheeler 1947-9-17 6630 Los Angeles San Gabriel Valley, Rio Hondo: at Rosemead Blvd. 70 Comment
  SBBG72630  Allenrolfea occidentalis R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  SEINET10667010  Allium ampeloprasum Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2526 Los Angeles The Farmers Market, 6333 3rd St. Stand: The Fruit Company. Comment
  CAS-BOT-BC475443  Allium serra I. M. Johnston 1918-4-27 1885 Los Angeles Temescal Canyon 365 Comment
  RSA225727  Allophyllum divaricatum R. F. Thorne, Arthur C. Gibson 1971-5-22 39708 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA0099423  Allophyllum gilioides subsp. violaceum Richard G. Swinney 2011-6-7 15046 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 fwy. at Hwy 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  UCR273592  Allophyllum glutinosum R. G. Swinney 2011-6-22 15235 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  CAS-BOT-BC170982  Alnus rhombifolia W. H. Brewer 1861-1-4 107 Los Angeles San Gabriel Comment
  SD146068  Alternanthera philoxeroides R. D. Goeden, D. Ricker 1965-9-23 11861 UC Los Angeles San Gabriel River watershed: Whittier Narrows. 60 Comment
  NY663955  Alternanthera philoxeroides G. W. Garrettson 1956-10-22 s.n. Los Angeles Rio Hondo at San Gabriel Blvd. Comment
  PASA2649  Alyssum maritimum Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA0082412  Amaranthus albus R. G. Swinney 2010-9-7 13678 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  UCR95545  Amaranthus albus L. C. Wheeler 1966-9-21 8899 Los Angeles San Gabriel Mtns., North Fork San Gabriel River, 1/4 mi west of intersection of main road with road to upper Bichota Cyn. 930 Comment
  RSA258358  Amaranthus albus C. W. Tilforth 1972-6-23 602 Los Angeles weeds of Santa Ana Botanic Garden, common in all areas of the garden. Comment
  SBBG72674  Amaranthus blitoides R. Hoffmann 1927-6-11 Los Angeles near Castaic Comment
  SD197645  Amaranthus blitoides A. C. Sanders, T. B. Salvato 2009-5-20 36875 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Boulevard (Highway 19) and west of Santa Anita Avenue. 66 Comment
  JEPS23683  Ambrosia acanthicarpa Peter H. Raven and Henry J. Thompson 1959-9-27 14508 Los Angeles Sepulveda Canyon; Santa Monica Mountains, Los Angeles 243 Comment
  SD107877  Ambrosia chamissonis Mark Hoefs 1973-4-15 183 Los Angeles Santa Catalina Island, Ben Weston Beach on dunes 7 Comment
  SD92030  Ambrosia chamissonis Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-25 22705 Los Angeles San Clemente Island, sandy flat northwest end 4 Comment
  UCD128776  Ambrosia chamissonis I. Johnston 1917-6-10 1317 Los Angeles Playa del Rey. Comment
  UC891360  Ambrosia psilostachya Carl B. Wolf 1932-10-5 Los Angeles junction os Isthmus Rd and road to Black Jack Peak Isthmus Road; Santa Catalina Island 243 Comment
  RSA550708  Ambrosia psilostachya Timothy S. Ross, Annette Ross 1991-7-29 5692 Los Angeles Elephant Hill, N most point of the Puente Hills, W Pomona. 229 Comment
  CAS-BOT-BC142550  Amelanchier utahensis P. Parnay 1911-6-1 s.n. Los Angeles Santa Ana Canyon 2286 Comment
  RSA595638  Amelanchier utahensis Steve D. Boyd, Lauren Raz 1996-10-8 9010 Los Angeles Liebre Mountains region, upper southerly flank of Martindale Canyon, just up from Willow Spring on Forest Service Road 6N08, ca. 0.2 miles northwest of the junction with 6N07. 1402 Comment
  UC1925831  Amelanchier utahensis Larry Kelly and Dave Keil 1989-4-21 354 Los Angeles Along Big Pine Highway Comment
  UCR208869  Ammannia coccinea L. C. Wheeler 1933-9-25 2121 Los Angeles San Gabriel Valley, Puddingstone Dam, San Jose Hills 274 Comment
  IRVC26208  Ammi majus A. C. Sanders, Kim Marsden 2003-6-20 26987 Los Angeles Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  UCR192935  Amorpha californica Dan S. Cooper 2008-1 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Fern Canyon, south fork (south of the one with amphitheater), Griffith Park, Los Angeles 197 Comment
  CAS-BOT-BC180650  Amorpha californica var. californica Wesley O. Griesel 1962-5-24 s.n. Los Angeles San Rafael Hills, Glendale 304 Comment
  UC80650  Amorpha fruticosa Anstruther Davidson Los Angeles Los Angeles Comment
Read comments
Jul 1 2010
  POM3932  Amsinckia intermedia I. M. Johnston 1918-4-11 1833 Los Angeles Lone Hill south of Glendora. Grassy hillside. 366 Comment
  UCR124599  Amsinckia intermedia B. C. Templeton, I. W. Clokey 1930-4-8 1020 Los Angeles San Gabriel Mtns., San Francisquito Canyon 549 Comment
  RSA499924  Amsinckia intermedia F. R. Fosberg 1932-3-28 10621 Los Angeles Hills between Del Rey and El Segundo 25 Comment
  RSA499934  Amsinckia menziesii Mildred R. Solomen 1931-7-12 s.n. Los Angeles Mt. Wilson. Comment
  RSA0079976  Amsinckia menziesii var. intermedia Steve Boyd, Lauren Raz 1997-3-25 9274 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
  RSA0088144  Amsinckia tessellata R. G. Swinney 2010-6-1 13089 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  UCR223101  Amsinckia tessellata R. G. Swinney 2009-5-12 10730 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  RSA0091454  Amsinckia tessellata var. tessellata Orlando Mistretta 1992-5-4 212 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UC54975  Anagallis arvensis Miss E. D. Palmer Los Angeles Los Angeles Comment
  RSA647313  Anagallis arvensis Vernon Cliffe 1948-5-3 s.n. Los Angeles Found growing in empty lot, W side of 3600 Blk., Orange Ave. 61 Comment
  RSA607387  Ancistrocarphus filagineus L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 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
  UCR223076  Ancistrocarphus filagineus R. G. Swinney 2009-5-13 10778 B Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  SBBG128321  Anemopsis californica M. L. Hoefs 1995-5-16 2027 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  RSA503847  Anemopsis californica B. C. Templeton 1933-4-24 s.n. Los Angeles Near Chatsworth. Comment
  CATA1515  Anthemis cotula Mark L. Hoefs, Steven A. Junak 1996-7-9 2733 Los Angeles Santa Catalina Island: By Lower Cape Canyon Reservoir, Cape Canyon 237 Comment
  RSA187675  Anthemis cotula R. F. Thorne 1966-9-14 36629 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 Comment
  UCR220371  Anthriscus caucalis R. G. Swinney 2009-4-16 10363 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  RSA425780  Antirrhinum coulterianum Kenneth A. Wilson 1961-4-26 1158 Los Angeles Soledad Canyon. Small burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. Comment
  POM4241  Antirrhinum multiflorum L. R. Abrams 1902-7-1 2630 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA615863  Antirrhinum multiflorum Scott D. White 1995-10-19 3698 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  RSA729329  Antirrhinum multiflorum R. G. Swinney, Dave Larson 1999-7-21 7571 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  UCR181254  Antirrhinum multiflorum R. G. Swinney 1997-6-12 5564 Los Angeles San Gabriel Mtns, San Gabriel River Canyon north of Morris Dam, at private shore NE of dam 488 Comment
  CATA288  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs 1973-5-21 305 Los Angeles Santa Catalina Island: First ridge beyond Renton Mine Road entry gate 121 Comment
  LA52031  Antirrhinum nuttallianum subsp. subsessile Flora Murray Scott; May 1926 sn Los Angeles Santa Monica Mountains, Malibu Ranch Comment
  RSA3746  Apiastrum angustifolium C. B. Wolf 1932-5-11 3572 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  RSA0030705  Apiastrum angustifolium Louis Greata 1901-05 1931 Los Angeles Near Eaton Canyon. Comment
  RSA248891  Apiastrum angustifolium R. F. Thorne 1973-4-12 42895 Los Angeles San Clemente Island, grassy rim of China Canyon just below road to China Point. 244 Comment
  RSA470403  Apium graveolens I. M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez. Comment
  RSA0091151  Aquilegia formosa R. G. Swinney 2011-6-30 15400 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA590665  Aquilegia formosa Tim S. Ross, S. D. Boyd 1990-5-29 2716 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  UCR247280  Arabidopsis thaliana Dan S. Cooper 2013-3-17 313- 52 Los Angeles Western Transverse Range; Hollywood Hills, Los Angeles, Royce Canyon in Griffith Park, off Mt. Hollywood Dr. 297 Comment
  UCR223762  Arabis glabra R. G. Swinney 2009-5-28 10977 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA228948  Arabis platysperma var. platysperma R. F. Thorne 1971-8-25 41285 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  RSA482630  Arabis pulchra Anstruther Davidson 1893-5-12 s.n. Los Angeles Del Sur. Comment
Read comments
Jan 26 2011
  UC1871132  Arabis pulchra T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4806 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
  RSA749649  Arceuthobium californicum R. G. Swinney 2001-9-15 8184 Los Angeles Little Jimmy Spring 2256 Comment
  RSA639749  Arceuthobium californicum Louis C. Wheeler 1946-8-25 6235 Los Angeles San Gabriel Mountains; Pine Flats, north end. 1829 Comment
  RSA0098966  Arceuthobium divaricatum Robert L. Mathiasen 2015-8-16 1383 Los Angeles 3.2 km N of Big Pines Road on Mescal Cyn. Road. 1600 Comment
  RSA629076  Arctostaphylos Jon E. Keeley, Allen Massihi 1992-8-20 20445 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
Read comments
Sep 28 2020
  RSA626680  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15791 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626812  Arctostaphylos glandulosa Jon E. Keeley 1992-10-15 22090 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA626725  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-8-3 11159 Los Angeles Top of Mt. Gleason, San Gabriel Mts. 1900 Comment
  RSA626735  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1978-9-4 7228 Los Angeles Mt. Gleason (Arc to study site). 2000 Comment
  RSA635137  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Allen Massihi 1992-8-20 20289 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA629088  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-6-18 15619 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA629090  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20257 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  POM367280  Arctostaphylos glandulosa subsp. mollis Anstruther Davidson 1908-04 1799 Los Angeles Mt. Hollywood, Cal. 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
  CAS-BOT-BC39337  Arctostaphylos glauca LeRoy Abrams 1901-4-13 1501 Los Angeles Wilson's Trail 609 Comment
  POM50327  Arctostaphylos glauca L. R. Abrams 1901-4-13 1501 Los Angeles Pasadena and Wilson's Peak Trail 915 Comment
  RSA631605  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15941 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  SBBG119271  Arctostaphylos glauca O. Mistretta, M. Elvin 1995-3-30 1585 Los Angeles Mill Crk Summit, on summit, just W of Angeles Forest Hwy on Pacific Crest Trail Comment
  UC450794  Arctostaphylos glauca Fay A. McFadden 1931-4-25 2934 Los Angeles half way to ridge (old road to Burbank); Verdugo Hills, Tuna Canyon Comment
  RSA638859  Arctostaphylos parryana Valerie L. Soza, LeRoy Gross 1999-9-15 647 Los Angeles Burkhart Trail, north of junction with Rattlesnake Trail. 1767 Comment
  RSA634865  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20264 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634885  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20438 a Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634893  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20388 Los Angeles Road to Pacifico Mtn., 6.0 km east of Mill Creek Summit, San Gabriel Mtns. 1830 Comment
  RSA635127  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20288 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  RSA635253  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20641 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA635261  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20655 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  UCR190855  Arctostaphylos patula R. G. Swinney 1998-7-2 6227 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CAS-BOT-BC293695  Arctostaphylos pungens Jim Shevock 1971-3-15 789 Los Angeles G-3 Rd; Angeles Forest Hwy 1280 Comment
  RSA636853  Arctostaphylos tomentosa Raymond J. Dobbs 943 Los Angeles 1 1/2 miles above Switzer on Tujunga Trail, San Gabriel Mountains. Comment
  UCR99479  Arenaria pusilla Steve Boyd, Lauren Raz 1997-3-14 9168 Los Angeles Liebre Mtns., Lower N flank of Bald Mtn, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon 1451 Comment
  RSA774742  Argemone munita R. G. Swinney 2009-6-17 11189 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UC566235  Argemone rotundata A. D. Gifford 1935-5-14 711 Los Angeles 4 mi w of Manzana (Quadrangle Tejon); Quadrangle Tejon 944 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
  CHSC95526  Aristida purpurea var. parishii LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 400 Los Angeles Los Angeles Basin: Verdugo Mountains region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. On ridge that runs down to the mouth of McDonald Creek, on west side of creek, but a short distance from the main crest, the population is on the sunny southfacing slope on the hill to the east of this ridge. 366 Comment
  SBBG17978  Artemisia californica E. R. Blakley 1963-4-8 5554 Los Angeles ridge S of Avalon Valley above Avalon Terrace 243 Comment
  SBBG42215  Artemisia californica M. B. Dunkle 1939-4-3 7226 Los Angeles Chenetti Cyn Comment
  UC1215219  Artemisia californica Peter H. Raven 1962-7-10 17966 Los Angeles on rocky walls in upper reaches of Cave Canyon (large canyon draining sw from Thirst); San Clemente Island Comment
  UC1595418  Artemisia californica Tim Ross and Annette H. Ross 1991-7-29 5724 Los Angeles w of Pomona (nw side of Elephant Hill); Puente Hills, Elephant Hill 243 Comment
  SEINET11837820  Artemisia californica D. P. Reagan 5 Los Angeles Hasley Canyon. 2 mi NW of Valencia Comment
  POM6089  Artemisia douglasiana L. R. Abrams 1902-8-16 2955 Los Angeles Near Mesmer. Comment
  UC1587562  Artemisia douglasiana Tim Ross and Annette H. Ross 1991-9-7 5958 Los Angeles near Yerba Buena Road <crossing> Mulholland Highway; Santa Monica Mountains Comment
  POM6101  Artemisia douglasiana Philip A. Munz, I. M. Johnston 1918-5-19 2263 Los Angeles Claremont. Comment
  RSA0115099  Artemisia douglasiana Steven A. Junak 2000-7-1 SCa- 1372 Los Angeles Santa Catalina Island. Along Cape Canyon Road, upper Cape Canyon. 305 Comment
  RSA0021697  Artemisia dracunculus Duncan S. Bell, Caitlin Elam 2013-6-24 5270 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
  SD253367  Artemisia dracunculus R. G. Swinney 2011-10-27 15920 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, ca. 300 metrers east of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 648 Comment
  UCR258611  Artemisia dracunculus R. G. Swinney 2010-6-23 13319 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
  UC1119364  Artemisia dracunculus A. D. Gifford 1935-4-2 553 Los Angeles 7 mi nne Redrock Mtn.; Tejon Quadrangle, Oakgrove Quadrangle 1066 Comment
  CAS-BOT-BC90816  Artemisia nesiotica Peter H. Raven 1962-7-11 18006 Los Angeles upper end of first canyon south of Lemon Tank Comment
  CAS-BOT-BC97271  Artemisia tridentata subsp. parishii Dr. A. Davidson 1892-7-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  SEINET8728663 Image available Arthrocnemum subterminale F. R. Fosberg 1931-1 S 4888 Los Angeles Little Harbor, Santa Catalina Island 5 Comment
  SD215380  Asclepias californica Louis C. Wheeler 1946-8-24 6244 Los Angeles San Gabriel Mountains: Wawona Lodge (site) adjacent to Crystal Lake 1698 Comment
  RSA229736  Asclepias eriocarpa R. F. Thorne 1971-6-26 40599 Los Angeles Summit of Mt. Wilson 1738 Comment
  RSA785814  Asclepias fascicularis K. Dobry 1991-6-13 837 Los Angeles Thousand Oaks Simi Hills on slopes of Metclef ridge. 1/2 mi N. of Olsen Rd off Moorpark Rd. Comment
  UCR126345  Asclepias fascicularis A. C. Sanders 2003-8-6 27120 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  UCR1311  Aspidotis californica F. C. Boutin 1960-5-4 s.n. Los Angeles San Gabriel Mtns., East side of the lake in San Dimas Canyon 457 Comment
  POM942  Aspidotis californica M. M. Culter 1916-3-30 s.n. Los Angeles San Dimas Canyon Comment
  RSA686325  Aspidotis californica L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  POM4789  Aster greatae I. M. Johnston 1917-7-4 1427 Los Angeles Camp Baldy, San Antonio Canyon 1280 Comment
  RSA93783  Aster greatae F. W. Peirson s.n. Los Angeles Benedicts Canyon, Santa Monica Mts Comment
  CAS-BOT-BC177525  Astragalus bicristatus I. M. Johnston 1918-7-6 2056 Los Angeles Prairie Fork of San Gabriel River 2133 Comment
  RSA639708  Astragalus bicristatus L. C. Wheeler 1968-7-15 s.n. Los Angeles San Gabriel Mountains: Fork to Guffy Camp, Blue Ridge. Comment
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Sep 19 2018
  RSA670635  Astragalus bicristatus B. C. Templeton 1932-5-31 4854 Los Angeles West Blue Ridge, Big Pines Camp. Comment
  RSA759630  Astragalus brauntonii A. Edwards, S. Norton 2010-8-5 2010 -4 Los Angeles City of Los Angeles, adjacent to Topanga State Park. Along and adjacent to existing trail. 538 Comment
  SD111575  Astragalus douglasii Wayne P. Armstrong 1982-7-17 Los Angeles Along road to Table Mountain, northwest of Big Pines, near summit. 2255 Comment
  RSA233488  Astragalus douglasii var. douglasii R. F. Thorne 1972-6-29 42074 Los Angeles San Bernardino National Forest, Lone Pine Canyon. 1098 Comment
  UCR73412  Astragalus gambelianus T. S. Ross 1991-4-21 4556 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull & Sycamore Canyons 329 Comment
  UC1077128  Astragalus lentiginosus var. antonius Margaret Stason 1927-5-14 Los Angeles Pinon Ridge San Gabriel Mts., Pinon Ridge Comment
  RSA0048610  Astragalus oxyphysus T. S. Fahsholtz 1965-5-16 s.n. Los Angeles 5 miles south of Gorman Road, along roadside Highway 99. 762 Comment
  RSA96523  Astragalus pomonensis E. K. Balls 1954-1-8 18719 Los Angeles Native to Botanic Garden site, open area among rocks. Claremont. 366 Comment
  CATA1108  Astragalus trichopodus var. lonchus Mark L. Hoefs 1995-5-23 2072 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  UC1302387  Astragalus trichopodus var. lonchus Robert F. Thorne and P. Everett 1964-2-6 33304 Los Angeles w Isthmus Cove (Santa Catalina Island); , w of Isthmus Cove 30 Comment
  UC397240  Astragalus trichopodus var. lonchus I. Johnston 1919-6-10 1319 Los Angeles near Mesmer (dry cliffs and hillsides); near Mesmer Comment
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Sep 11 2007
  RSA709614  Astragalus trichopodus var. phoxus A. C. Sanders 2005-5-5 29875 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  RSA594308  Atriplex canescens subsp. canescens Steve Boyd, Lauren Raz 1996-10-14 9040 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-BC168269  Atriplex canescens var. canescens Timothy S. Ross; Steve Boyd 1994-9-20 8227 a Los Angeles 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  RSA0110577  Atriplex confertifolia Richard G. Swinney 2011-4-19 14423 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCR73413  Atriplex coulteri T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5168 Los Angeles San Clemente Island, 950 ft. WNW of Stone at the beginning of Stone Canyon drainage. 442 Comment
  SEINET4135182  Atriplex lentiformis Grant D. Brown 1950-11-24 570 Los Angeles 6 miles W of Topanga Canyon at base of coastal bluff ( just SE of Malibu Creek).; 0 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
  SFV17272  Atriplex prostrata B. N. Nguyen 1998-1-14 s. n. Los Angeles Malibu Lagoon State Beach. Along Malibu Creek near ocean. Comment
  RSA518245  Atriplex semibaccata A. C. Sanders 1987-12-4 7440 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA572377  Atriplex semibaccata F. H. Elmore 1939-11-24 s.n. Los Angeles Northwest Harbor, San Clemente Island. Comment
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Feb 25 2014
  SBBG77640  Atriplex semibaccata F. R. Fosberg 1931-3-26 4396 Los Angeles hillside above St Catherine Hotel 10 Comment
  RSA478347  Atriplex subspicata Anstruther Davidson 1903-09 2939 Los Angeles Newport Beach Comment
  UCD56113  Avena barbata A. A. Beetle 1942-4-18 3248 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  UCD56225  Avena barbata P. B. Kennedy 1928-3-29 s.n. Los Angeles Santa Catalina Island. Comment
  OBI28971  Avena fatua David J. Keil 1976-12-12 11882 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 1128 Comment
  POM21190  Avena fatua P. A. Munz 1923-4-8 6619 Los Angeles San Clemente Island, on west coast. Comment
  RSA563040  Avena sativa D. Charlton 1991-5-27 5304 Los Angeles Mojave Desert: Junction 90th and C Streets west of Palmdale and south of Little Rock on road to Edwards AFB. 945 Comment
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Jan 20 2015
  SEINET175074 Image available Azolla mexicana M. E. Jones 1882-3-7 3043 Los Angeles Pasadena Comment
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May 1 2015
  RSA418207  Baccharis douglasii F. R. Fosberg 1931-5-2 4744 Los Angeles Middle Ranch Canyon Santa Catalina Island 200 Comment
  RSA350399  Baccharis emoryi Wm. Martin 1971-10-21 s.n. Los Angeles Near the junction of Agua Dulce Canyon Road and Highway 14 Comment
  RSA0008311  Baccharis malibuensis James Henrickson 1993-9-3 22470 Los Angeles 0.3 miles E of Las Virgenes Road along Las Virgenes Canyon Road towards Cottontail Ranch. plant under powerlines on north side of road across from home at 1643 Las Virgenes Canyon Road; On Soka University Property 235 Comment
  CAS-BOT-BC99626  Baccharis plummerae Peter H. Raven 1957-9-21 11362 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  RSA592421  Baccharis salicifolia Mark Hoefs, D. Propst 1973-3-3 46 Los Angeles Santa Catalina Island: Cottonwood Canyon. just below Escondido 213 Comment
  SD144062  Baccharis salicifolia Scott D. White 1997-3-12 4754 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  SD69580  Baccharis salicifolia Robert F. Thorne 1966-9-14 36671 Los Angeles Santa Catalina Island; along stream where Isthmus road crosses Cottonwood Creek. 29 Comment
  UCR115988  Baccharis salicifolia A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23283 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  UC64850  Baccharis salicifolia subsp. salicifolia N. K. Berg 1904-4-12 Los Angeles Los Angeles River Comment
  RSA423222  Bassia hyssopifolia H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  LA50821  Bassia hyssopifolia A. M. Johnson; 1932-5-14 4067 Los Angeles Santa Monica Mountains, mouth of canyon, Pacific Palisades Comment
  RSA423232  Beta vulgaris Edwin Kline 1924-6-10 s.n. Los Angeles Los Angeles. Comment
  POM350841  Bidens frondosa Anstruther Davidson 1917-09 3271 Los Angeles Los Angeles Comment
  UCD129561  Bidens pilosa J. Grinnell; H. W. Grinnell 1906-10-14 383 Los Angeles Sierra Noche, near Pasadena. Comment
  RSA716542  Bituminaria bituminosa Andrea Edwards, Brian Edwards 2006-7-15 118 Los Angeles Monrovia Canyon Park, along trail about 100 yards from Nature Center at first switchback; in drainage below culvert. 488 Comment
  RSA657465  Bloomeria crocea S. Campbell 1980-6-4 37 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  UC905455  Bloomeria crocea I. W. Clokey and E. G. Anderson 1935-5-9 6871 Los Angeles s Puddington Reservoir Comment
  SFV15504  Bloomeria crocea E. J. Spencer 1992-5-13 23 Los Angeles Hilltop on north side of Davenport Road, at the ruins of the Sterling Borax deposit. 732 Comment
  CAS-BOT-BC478857  Bloomeria crocea var. aurea John I. Carlson 1914-4-25 s.n. Los Angeles Avalon, Catalina Island Comment
  RSA367326  Bloomeria crocea var. crocea B. C. Templeton 1930-6-17 1096 Los Angeles Franklin Canyon, north of Beverly Hills. Comment
  RSA367444  Bloomeria crocea var. crocea Tisdale 1929-05 s.n. Los Angeles Mulholland Drive Comment
  POM305064  Boechera californica Henry J. Ramsey 1937-1-2 355 Los Angeles Altadena. 396 Comment
  UCR149343  Borago officinalis R. G. Swinney 1998-4-13 5967 Los Angeles San Gabriel Mtns., Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of north end of Mills Ave., on Cobal Canyon Rd. 543 Comment
  POM301715  Bothriochloa barbinodis J. C. Roos 1937-6-29 1483 Los Angeles Malibu Beach. Comment
  UC1400359  Bowlesia incana Robert F. Thorne 1973-4-11 42839 Los Angeles San Clemente Island, bottom of Norton Canyon Norton Canyon; San Clemente Island, Norton Canyon 274 Comment
  UCR71180  Bowlesia incana Steve Boyd, T. Ross, et al 1990-4-8 4371 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  CAS-BOT-BC418525  Boykinia occidentalis Parish, S. B. and W. F. 1881-10-1 1109 Los Angeles Santa Monica Comment
  CAS-BOT-BC420338  Boykinia rotundifolia F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards Canyon, San Gabriel Mountains Comment
  RSA701595  Boykinia rotundifolia Naomi Fraga, LeRoy Gross, Sarah J. Castagnoli, Paul Morton 2004-6-3 1238 Los Angeles In canyon bottom of Evey Canyon. 793 Comment
  UCR157690  Boykinia rotundifolia Scott D. White 1994-7-18 2271 Los Angeles San Gabriel Mtns., San Dimas Canyon; along San Dimas Canyon Road 488 Comment
  RSA583025  Brachypodium distachyon Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6948 Los Angeles Santa Catalina Island: W end of island beyond isthmus, NW of Mt. Torquenada. 396 Comment
  SBBG132333  Brassica geniculata D. Pivorunas, J. Savaga, J. Lambert, J. Dunn 2003-5-28 7 -2003 Los Angeles below Tota parking lot 350 Comment
  UCR210253  Brassica geniculata R. G. Swinney 2008-10-16 9622 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  RSA0084245  Brassica nigra E. S. Spalding 1923-6-25 s.n. Los Angeles Eagle Rock. Comment
  RSA739768  Brickellia californica John Dittes 2006-11-3 1427 Los Angeles Western Transverse Ranges, San Gabriel Mtns, Big Tujunga Canyon, 2.7 air miles SE of Mt. Mckinley, 3.8 air miles W of Big Tujunga Reservoir, 3.6 air miles NE of Mt. Gleason Jr. High school. 512 Comment
  SBBG31303  Brickellia californica R. F. Thorne with P. C. Everett 1965-6-22 34857 Los Angeles rd to Renton Mine 121 Comment
  UCR205263  Brickellia desertorum R. G. Swinney 2005-8-17 8502 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
  POM187682  Brickellia nevinii Joseph A. Ewan 1930-10-10 3534 Los Angeles along Sturtevant Trail. 610 Comment
  SFV16469  Brickellia nevinii P. M. Schiffman, J. A. Matos 1996-10-22 s. n. Los Angeles San Gabriel Mountains Roadcut along the old Ridge Route between Castaic Lake and Highway 138. Comment
  VVC3394  Brodiaea pulchella Tim Thomas 1973-4-24 12 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  RSA669628  Bromus arizonicus LeRoy Gross 2002-4-13 525 Los Angeles At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  UC70999  Bromus arizonicus Joseph Burtt Davy 1902-3-22 Los Angeles Claremont Comment
  SBBG12188  Bromus berteroanus P. H. Raven 1962-4-10 17185 Los Angeles Wilson Cove 60 Comment
  RSA587282  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd 1990-5-17 2557 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  UC1586197  Bromus carinatus var. carinatus Tim Ross 1991-8-16 5814 Los Angeles San Gabriel Mountain, Horse Flats Horse Flats; San Gabriel Mountain, Horse Flats 1719 Comment
  RSA0092868  Bromus catharticus Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-3-27 SCa- 367 Los Angeles Santa Catalina Island: Skull Canyon, at edge of hayfield at storage yard gate, ca. 0.4 road miles from intersection with Middle Ranch Canyon Road. 229 Comment
  RSA533415  Bromus diandrus Timothy S. Ross 1991-4-21 4524 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon drainage, vicinity of old water tank. 220 Comment
  RSA592440  Bromus diandrus L. C. Wheeler 1967-5-13 9524 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 259 Comment
  RSA599124  Bromus diandrus V. W. Steinmann 1996-3-30 822 Los Angeles Pomona, Elephant Hill. 300 Comment
  SBBG13311  Bromus diandrus M. A. Piehl 1962-6-9 62332 Los Angeles bottom of China Cyn near its head, ca. 2 mi from China Pt 213 Comment
  CLARK-A1528-4537  Bromus grandis John C. Roos 1942-5-23 1060 Los Angeles Santa Anita Canyon Comment
  CAS-BOT-BC155526  Bromus hallii Geo. B. Grant 1904-7-23 6401 Los Angeles Vivian Ranch. 2286 Comment
  LA13778  Bromus hordeaceus A. M. Johnson; 1933-4-18 4197 Los Angeles Botanical Garden, University of California, Los Angeles Comment
  RSA623789  Bromus hordeaceus Arthur R. Kruckeberg 1940-3-29 s.n. Los Angeles Back of nursery, occidental College Campus, Eagle Rock Comment
  SEINET4044474  Bromus hordeaceus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Pepperdine University. 198 Comment
  UCR186879  Bromus hordeaceus A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32042 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
  RSA729237  Bromus japonicus R. G. Swinney 1998-7-27 6505 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  RSA656162A  Bromus rubens Joseph M. Keefe 1978-4-20 22726 Los Angeles South east corner of Golden State Freeway (Interstste Hwy. 5), and Ventura Freeway (Calif. Hwy. 134),400 meters west of Los Angeles River. 140 Comment
  RSA708691  Bromus rubens Valerie L. Soza, Miriam Sidibeh 2003-3-26 1596 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Dr. intersection. 625 Comment
  UCR280732  Bromus rubens R. G. Swinney 2014-4-30 16283 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
  RSA682411  Bromus sterilis Valerie L. Soza, Michael Denslow 2003-4-30 1647 -b Los Angeles San Fransisquiteo Canyon. Along the canyon bottom, southwest of the fire station, on the south side of the road. 473 Comment
  RSA0019969  Bromus tectorum P. H. Raven, H. J. Thompson 1959-5-5 14109 Los Angeles Mullholand Highway 1 mile W of Las Virgenes Road; Malibu Creek drainage. 274 Comment
  RSA0019945  Bromus tectorum L. C. Wheeler 1967-5-29 9764 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  UC1109344  Bromus trinii Peter H. Raven 1962-4-10 17185 Los Angeles above Wilson Cove (San Clemente Island); San Clemente Island 60 Comment
  LA91496  Calandrinia breweri Bruce Douglas Clayton; Greg Shaw 1972-4-15 97 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, firebreak, west slope of BDC peak 586 Comment
  RSA0107269  Calandrinia ciliata Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 SCa- 535 Los Angeles Santa Catalina Island. Just E of Haypress Reservoir, on S side of main road, near UTM. 402 Comment
  RSA533954  Calandrinia maritima Timothy S. Ross, Orlando Mistetta, Mike Hammitt 1991-5-18 5211 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  SD90596  Calandrinia maritima Robert Thorne 1966-4-16 36043 Los Angeles San Clemente Island: Rock slope above pebbly beach, c. I(c) mile south-southeast of Eel Point, southwest side of island (mak 10/07) 2 Comment
  LA24311  Calochortus albus Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  CAS-BOT-BC132272  Calochortus catalinae George B. Grant; Walter Wheeler 1904-4-21 126 a/1847 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  LA82370  Calochortus clavatus O. H. Kappler; 1940-5-31 37 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR124455  Calochortus clavatus I. W. Clokey, B. C. Templeton 1929-1 4552 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  CHSC5080  Calochortus invenustus M. MacAurther 1967-6-24 55 Los Angeles 0.7 mi. from turn off on Angeles Crest Hwy. To lower Chilao keeping always to right - - left side of road, Angeles National Forest. 1584 Comment
  RSA152151  Calochortus invenustus Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  UCR190907  Calochortus invenustus R. G. Swinney 1998-7-2 6239 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR189388  Calochortus kennedyi R. G. Swinney 1998-6-12 6185 Los Angeles San Gabriel Mountains, SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir 1500 Comment
  RSA586982  Calochortus kennedyi var. kennedyi Orlando Mistretta 1992-5-8 314 Los Angeles Slopes east of Little Rock Creek Reservoir. 1159 Comment
  UC3448  Calochortus plummerae J. H. Barber 1897-6-25 176 Los Angeles near Newhall Comment
  RSA0051311  Calochortus venustus Allison D. Rudalevige, Jennifer S. Pareti, Sandra Leatherman, Sarah Thomas, Jordan Zylstra, Jason Mintzer 2014-4-24 ADR 7 Los Angeles Castaic area, west of Castaic Lake. 558 Comment
  UCR281966  Calyptridium monandrum R. G. Swinney 2014-4-24 16231 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
  RSA303599  Calystegia macrostegia subsp. intermedia Jim Shevock 1970-4-3 85 Los Angeles Topanga Canyon 427 Comment
  RSA596459  Calystegia macrostegia subsp. intermedia R. G. Swinney 1969-12-5 695 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
  SFV2823  Calystegia macrostegia subsp. intermedia K. A. Wilson 1961-3-7 946 Los Angeles Santa Monica Mountains Mulholland Highway about 3 miles west of Las Virgenes Road. Comment
  RSA199517  Camissonia bistorta I. W. Clokey, Bonnie C. Templeton 1929-04 4456 Los Angeles Santa Monica Mountains, Mandeville Canyon. 500 Comment
  SEINET4680883  Camissonia bistorta A. C. Sanders, Helen Kennedy 2005-4-13 29490 Los Angeles Western San Gabriel/Liebre Mountains. Region: Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyon.; 0 457 Comment
  UCR259773  Camissonia bistorta R. G. Swinney 2010-4-28 12390 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA713725  Camissonia campestris subsp. campestris LeRoy Gross 2005-4-28 2134 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
  UC874012  Camissonia campestris subsp. campestris I. W. Clokey and B. C. Templeton 1930-4-8 4653 Los Angeles w Lanchaster 400 Comment
  UCR107809  Camissonia claviformis Steve Boyd, Valerie Soza 1998-4-28 10173 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
  RSA710385  Camissonia claviformis subsp. claviformis LeRoy Gross 2005-5-3 2187 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
  RSA611664  Camissonia graciliflora Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10095 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  UC1587708  Camissonia guadalupensis subsp. clementina Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5081 Los Angeles sw landing field (sand dunes); San Clemente Island, West Cove 6 Comment
  POM19038  Camissonia hirtella P. A. Munz 1923-6-9 6928 Los Angeles Bouquet Canyon, near Saugus. 1006 Comment
  RSA305723  Camissonia hirtella Henry J. Ramsey, Henry J. Ramsey 1937-6-27 931 Los Angeles Bear Creek, north Pacoima Reservoir, Angeles National Forest. Comment
  RSA679931  Camissonia hirtella LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 942 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  UCR220042  Camissonia pallida R. G. Swinney 2009-4-24 10457 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR222792  Camissonia pallida R. G. Swinney 2009-5-12 10745 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  RSA449227  Camissonia pallida subsp. pallida Bonnie C. Templeton 1932-6-1 5064 Los Angeles Slope, East Blue Ridge, Big Pines Park, San Gabriel Mts 2134 Comment
  RSA601937  Camissonia strigulosa Louis C. Wheeler 1946-5-12 6202 Los Angeles San Gabriel Mountains. Chilao Guard Station. Comment
  SBBG60410  Camissoniopsis bistorta R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  UC873863  Camissoniopsis bistorta I. W. Clokey and B. C. Templeton 1930-4-8 4693 Los Angeles San Francisquito Canyon 700 Comment
  LA206066  Camissoniopsis cheiranthifolia subsp. cheiranthifolia J. A. Ewan; 1932-5-19 7544 Los Angeles near power house Playa del Rey Comment
  JEPS89948  Camissoniopsis confusa Dean W. Taylor 1992-5-1 12492 Los Angeles 1 mi. e. Georges Gap (on Angeles Crest Hwy.); San Gabriel Mts. 1219 Comment
  SDSU8630  Camissoniopsis guadalupensis subsp. clementina R. M. Beauchamp 1967-3-19 330 Los Angeles Growing in sand dunes south of Darter spotting station, south of West Cove, San Clemente Island Comment
  SBBG61440  Camissoniopsis hirtella R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCSB4473  Camissoniopsis hirtella Wilson, Richard 1958-5-10 Los Angeles 1 mile N. of Foothill Blvd. on Angeles Crest Highway 457 Comment
  LA210313  Camissoniopsis intermedia Botany III; Los Angeles Santa Monica Mountains Comment
  CAS-BOT-BC76277  Canbya candida Robert F. Thorne; G. Wallace 1973-4-25 43392 Los Angeles San Gabrile Mountains. Mojave Desert Slope. 0.25 mile north of Bob's Gap, 3.5 miles south of Llano. 1188 Comment
  RSA433117  Canbya candida Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UCR127399  Capsella bursa-pastoris A. C. Sanders, Mark Elvin, , Cathleen Weigand, M. S. Enright, Julie M. Vanderwier 2002-8-8 25565 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  RSA608610  Capsella bursa-pastoris L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, Shuler Canyon. 412 Comment
  SBBG37648  Capsella bursa-pastoris E. R. Blakley 1963-12-8 6399 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 365 Comment
  SFV6153  Capsella bursa-pastoris T. Gordon 1974-2-4 16 Los Angeles San Fernando Valley Los Angeles, Northridge. Northridge Park. Comment
  SEINET10851795  Capsicum annuum Heidi H. Schmidt, M. R. Weed 1999-1 Los Angeles Comment
  RSA162707  Cardamine californica var. californica J. Olmstead 1960-2-24 1106 Los Angeles Wolfskill Canyon at junction with San Dimas Canyon 518 Comment
  RSA723070  Carduus pycnocephalus LeRoy Gross 2007-5-16 2738 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  CAS-BOT-BC18180  Carex C. B. Clokey; B. C. Templeton; I. W. Clokey 1930-5-13 4613 Los Angeles South end of Bouquet Canyon. 500 Comment
  RSA364718  Carex abrupta B. C. Templeton 1932-6-1 4875 Los Angeles Below amateur ski jump, Big Pines Park. Comment
  UCR224191  Carex alma Scott D. White 2004-8-20 10722 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  RSA0045417  Carex alma Wendy Boes, Andrew Wheeler 2009-7-13 2009 -050 Los Angeles San Grabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  CAS-BOT-BC21309  Carex fracta Robert F. Thorne; M. Z. Thorne 1967-7-19 37189 Los Angeles Angeles National Forest. San Gabriel Mountains. Big Cienega Springs above Crystal Lake Recreational Area. 1981 Comment
  RSA226903  Carex heteroneura var. heteroneura Robert F. Thorne 1971-8-25 41260 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  RSA0105019  Carex leptopoda R. G. Swinney 2011-6-22 15275 Los Angeles San Gabriel Mountains: Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy. 1598 Comment
  UC212047  Carex multicaulis I. Johnston 1917-7-4 1426 Los Angeles Bear Canyon San Antonio Mts. 1676 Comment
  RSA656850  Carex schottii Valerie Soza, Laura Moore 2000-6-14 1015 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
  CAS-BOT-BC117783  Carex specifica George B. Grant 1906-6-15 6692 Los Angeles Mt. Wilson. 1828 Comment
  LA17936  Carex spissa Carl Epling; sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  CAS-BOT-BC116603  Carex subfusca John Thomas Howell 1947-7-18 23431 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  RSA229053  Carex subfusca Robert F. Thorne 1969-7-29 38875 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2332 Comment
  SEINET7486525 Image available Carex subfusca P. F. Zika, Nick Otting 2010-1 25257 Los Angeles S shore of Jackson Lake, Big Pines Highway, San Gabriel Mountains (SnGb) 1860 Comment
  CAS-BOT-BC115671  Carex triquetra George B. Grant 1902-5-1 s.n. Los Angeles Glendora Comment
  CAS-BOT-BC115637  Carex triquetra Peter H. Raven 1960-5-21 15393 Los Angeles Clump in burned chaparral along road to Saddle Peak 2.1 mi from Ferndale. 502 Comment
  SBBG17966  Castilleja affinis E. R. Blakley 1963-4-7 5500 Los Angeles Little Harbor 15 Comment
  RSA0022260  Castilleja applegatei Duncan S. Bell, Caitlin Elam 2013-8-1 5550 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  JEPS4862  Castilleja applegatei subsp. martinii Rimo Bacigalupi 1953-5-2 4050 Los Angeles n edge Oak Flat Public Camp (nw Los Angeles County, just of Highway 99); Angeles National Forest 853 Comment
  RSA296368  Castilleja applegatei subsp. martinii R. C. Bacigalupi, C. L. Custer 1954-4-4 4391 Los Angeles Millard's Public Camp, Angeles National Forest, in Millard's Canyon, lower reaches of the San Gabriel Mountains, directly back of Altadena 556 Comment
  UC1611562  Castilleja applegatei subsp. martinii Tim Ross, Orlando Mistretta, Alex Quici 1990-6-28 3990 Los Angeles s and sw of Liebre Mtn., West Summit, and ridge to its west ((West Summit here construed as the 5605 ft knoll near the intersection of sections 3,4,9.10)); Liebre Mountains, Liebre Mtn. 7.5' U.S.G.S. Quad. 1389 Comment
  RSA505065  Castilleja applegatei subsp. martinii Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains. Angeles Crest Highway. 5 miles north of turnoff to Horse Flats Campground. Comment
  RSA561603  Castilleja applegatei subsp. martinii Steve D. Boyd, Orlando Mistretta 1993-6-3 8172 Los Angeles north of Sylmar and south of Santa Clarita. North of Santa Clara Rd (3N17.9) at head of eastern-most canyons 914 Comment
  LA52017  Castilleja foliolosa Harlan Lewis; 1940-2-4 1059 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 670 Comment
  POM292883  Castilleja foliolosa Lyman D. Benson, Joseph Lanjour, Robert Benson 1953-5-2 15104 Los Angeles Hills, north face of Swain Canyon, Whites Landing Santa Catalina Island. 61 Comment
  UCR154027  Castilleja foliolosa A. C. Sanders 2005-5-11 30173 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  RSA400557  Castilleja foliolosa Bonnie C. Templeton, I. W. Clokey 1930-4-8 1060 Los Angeles Near Elizabeth Lake. 700 Comment
  UC1929460  Castilleja grisea Mark Elvin, Orlando Mistretta 1996-3-24 133 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  UCR129384  Castilleja linariifolia Orlando Mistretta 1994-9-13 1467 Los Angeles San Gabriel Mtns, Santiago Canyon, Santiago Creek near junction of Forest Service Road 4N20 and BM 3980 1213 Comment
  UC1375268  Castilleja miniata subsp. miniata Robert F. Thorne 1971-8-25 41255 Los Angeles nw slope Mt. Hawkins (Lily Springs); San Gabriel Mts., Angeles National Forest, Lily Spring Comment
  SEINET6039940  Castilleja minor Louis Wheeler 1968-7-23 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA448781  Castilleja minor subsp. spiralis Sam Tyson 1942-6-19 s.n. Los Angeles San Dimas Canyon. 823 Comment
  SD108965  Castilleja plagiotoma James Henrickson 1973-5-12 9605 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St. 1234 Comment
  LA100756  Caulanthus amplexicaulis Henry J. Thompson; 1980-5-23 sn Los Angeles San Gabriel Mountains, Angeles Forest Highway, S of the summit, upper part of Big Tujunga Canyon, S slope of the mountains 1371 Comment
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Nov 25 2014
  RSA429556  Caulanthus amplexicaulis var. amplexicaulis George R. Johnstone 1930-6-26 15897 Los Angeles Above Coldbrook and San Gabriel Canyons. 1524 Comment
  UCR231149  Caulanthus lasiophyllus R. F. Thorne, James Henrickson 1963-5-5 32282 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills, Cobal Canyon, 4 miles north of Claremont 518 Comment
  UC870701  Ceanothus I. W. Clokey, E. G. Anderson 1931-3-11 5340 Los Angeles San Gabriel Canyon 900 Comment
  RSA399161  Ceanothus arboreus Blanche Trask 1900-03 1931 Los Angeles Avalon, Santa Catalina Island. Comment
  RSA77143  Ceanothus crassifolius F. W. Peirson 1926-3-20 6514 Los Angeles Arroyo Seco, near Pasadena 915 Comment
  UCR111527  Ceanothus crassifolius A. C. Sanders, D. Malueg 1998-6-22 22032 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  UCR150899  Ceanothus crassifolius Valerie Soza, Kent Hughes 1999-6-17 561 b Los Angeles Transverse Ranges; San Gabriel Mountains, Upper Winter Creek Trail, above San Olene Canyon 747 Comment
  UCR258950  Ceanothus crassifolius R. G. Swinney 2010-2-27 11742 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
  RSA606989  Ceanothus integerrimus Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1250 Comment
  UCR210137  Ceanothus integerrimus R. G. Swinney 2008-8-13 9393 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  RSA399008  Ceanothus leucodermis Fordyce Grinnell Jr. 1910-06 1931 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  SBBG68457  Ceanothus leucodermis M. N. Ackley -Apr-1929 Los Angeles La Crescenta 365 Comment
  RSA3562  Ceanothus megacarpus var. insularis Carl B. Wolf 1932-5-10 3506 Los Angeles Avalon Canyon. Santa Catalina Island. above the last almond orchard. Comment
  RSA399702  Ceanothus megacarpus var. insularis M. B. Dunkle 1929-3-17 2059 Los Angeles Cape Canyon, Catalina Island Comment
  UC729574  Ceanothus megacarpus var. insularis Carl B. Wolf 1932-5-10 3506 Los Angeles Santa Catalina Island, Avalon Canyon, above the last almond orchard. 121 Comment
  SBBG131130  Ceanothus megacarpus var. megacarpus S. A. Junak 1999-5-21 SCa 995 Los Angeles E side of Coffee Pot Cyn, just W of rd, N facing stream bank 420 Comment
  RSA724566  Ceanothus oliganthus K. Dobry 1991-3-16 d- 251 Los Angeles Santa Monica Mts. Upper Stunt Rd. Cold Creek Cyn Comment
  UCR3985  Ceanothus oliganthus Art Whistler 1965-3-27 s.n. Los Angeles Transverse Range; Santa Susana Mtns., fire road through a canyon about 0.5 mi west of Chatsworth Reservoir in Chatsworth 274 Comment
  CAS-BOT-BC50483  Ceanothus oliganthus Henry J. Thompson 1959-3-22 1868 Los Angeles Santa Monica Mountains - Lobo Canyon 1 mile west of Triunfo Canyon, 3 miles west of Malibu Lake 274 Comment
  SBBG119456  Ceanothus oliganthus var. oliganthus A. C. Sanders with M. A. Elvin 2003-6-18 26945 Los Angeles NW of head of Sulphur Cyn 1037 Comment
  UC18416  Ceanothus oliganthus var. oliganthus W. H. Brewer 1861-2-19 214 Los Angeles Santa Susanna Mountains Comment
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Jul 6 2010
  SBBG53969  Ceanothus oliganthus var. sorediatus B. C. Templeton 1931-3-30 526 Los Angeles San Marino Comment
  UCR217435  Ceanothus sorediatus R. G. Swinney 2009-2-26 10046 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  CAS-BOT-BC63307  Ceanothus spinosus Peter H. Raven 1959-3-1 13825 Los Angeles Mount Holleywood Drive 0.8 mi. s. of Vista del valle Dr. Griffith Park. 396 Comment
  RSA0029518  Ceanothus spinosus Richard C. Barkelew 1929-4-17 s.n. Los Angeles Mulholland Highlands, Los Angeles Comment
  RSA755955  Celtis australis Dan S. Cooper 2007-5-4 1 Los Angeles Griffith Park. c. 300 m south of Travel Town in small side canyon. Comment
  CHSC25954  Centaurea melitensis E. Bushey 1968-5-22 82 Los Angeles Mulholland Dr. 304 Comment
  RSA0022527  Centaurea melitensis Duncan S. Bell, Caitlin Elam 2013-6-24 5252 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA0069439  Centaurea melitensis R. G. Swinney 2010-6-8 13194 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  RSA127768  Centaurea melitensis Peter H. Raven 1959-6-4 14323 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  SEINET3371865  Centaurea melitensis G. Rink 2011-6-1 10565 Los Angeles Next to Highway 57, north of La Brea, weedy place 213 Comment
  UC472357  Centaurea melitensis C. F. Millspaugh 1920-2-13 4713 Los Angeles waste grounds at the far e side of Golf Links; Avalon Comment
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Apr 29 2008
  UCR281598  Centaurea melitensis R. G. Swinney 2014-6-5 16712 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA593398  Centaurium exaltatum Steve Boyd, Orlando Mistretta 1996-5-23 8822 B Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA187421  Centaurium venustum Peter H. Raven, H. J. Thompson 1960-7-17 15556 Los Angeles along Malibu Creek about 2 miles above the Ocean. 46 Comment
  CAS-BOT-BC179820  Centrostegia thurberi Margaret Stason 1927-5-14 s.n. Los Angeles Mohave Desert, near Palmdale Comment
  RSA392721  Centrostegia thurberi Anstruther Davidson 1920-6-7 s.n. Los Angeles Acton. Comment
  RSA772401  Centrostegia thurberi R. G. Swinney 2009-5-12 10752 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  SBBG62304  Centrostegia thurberi R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  POM7004  Cerastium glomeratum P. A. Munz, L. T. Street, G. Williams 1919-4-5 2468 Los Angeles Puddingstone Creek, San Dimas Comment
  POM171  Cerastium glomeratum Harry Pruett 1909-6-20 s.n. Los Angeles Claremont. 365 Comment
  SD51883  Cerastium glomeratum Peter H. Raven 1962-4-10 17210 Los Angeles San Clemente Island; summit of Thirst. 579 Comment
  POM275798  Cercocarpus betuloides Floyd L. Martin 1948-8-3 359 Los Angeles 100 yds. N. of Foothill Blvd. road to Camp Baldy, east of Claremont. 366 Comment
  SEINET3259907 Image available Cercocarpus betuloides R. G. Swinney 2008-3-31 8582 Los Angeles San Gabriel Mtns.; Glendora Mountain summit. 1003 Comment
  RSA453277  Cercocarpus betuloides var. betuloides M. B. Dunkle 1933-6-17 3630 Los Angeles San Antonio Canyon. San Gabriel Mountains Comment
  CAS-BOT-BC147720  Cercocarpus betuloides var. traskiae Peter H. Raven 1962-5-20 17775 Los Angeles Santa Catalina Island: Avalon Canyon about 1 mile south of Avalon Comment
  CAS-BOT-BC143812  Cercocarpus ledifolius var. ledifolius Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10070 Los Angeles Mt. Hawkins crest, San Gabriel Mts. 2499 Comment
  UCR101751  Cestrum nocturnum L. C. Wheeler 1935-10-24 4064 Los Angeles San Gabriel: 217 S. Muscatel Avenue 107 Comment
  JEPS8890  Chaenactis artemisiifolia Samuel B. Parish 1887-6-1 1932 Los Angeles Glendale Comment
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Jun 18 2007
  UCR277146  Chaenactis glabriuscula R. G. Swinney 2011-6-15 15207 Los Angeles San Gabriel Mountains, Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy 1631 Comment
  UCR41719  Chaenactis glabriuscula G. R. Ballmer, G. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA0065464  Chaenactis glabriuscula D. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Avenue near Irwindale Avenue, Irwindale. Comment
  RSA155312  Chaenactis glabriuscula Peter H. Raven 1962-5-1 17523 Los Angeles Just south of Agoura 259 Comment
  CAS-BOT-BC277334  Chaenactis glabriuscula var. glabriuscula F. Grinnell Jr. 1917-7-8 s.n. Los Angeles Barley Flats, San Gabriel Mountains 1706 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
  POM6010  Chaenactis glabriuscula var. lanosa C. F. Baker 1904-05 4784 Los Angeles Hills near Claremont Comment
  CHSC83982  Chaenactis santolinoides John Dittes 1990-6-20 136 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. 1493 Comment
  CDA10728  Chaenactis stevioides G. D. Barbe, T. C. Fuller 1973-4-6 1190 Los Angeles 4 miles south of Palmdale, 0.7 mile north of Pearblossom Highway on Sierra Highway. 0 Comment
  JEPS30564  Chaenactis xantiana Donald M. Kyhos 1957-4-30 57 -121 Los Angeles at the summit of Goode Pass Comment
  POM11706  Chaenactis xantiana P. A. Munz 1921-6-18 4647 Los Angeles San Antonio Mountains, head of Swartout Valley. 2072 Comment
  RSA435966  Chamaesyce albomarginata E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA0056537  Cheilanthes newberryi Orlando Mistretta 1989-5-15 s.n. Los Angeles Channel Islands; San Clemente Island: Bryce Canyon. Comment
  RSA423244  Chenopodium G. J. Hollenberg 1928-7-10 s.n. Los Angeles S. part of Venice. Comment
  SEINET10937630  Chenopodium ambrosioides Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4807 A Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  IRVC29001  Chenopodium berlandieri A. C. Sanders, Mark Elvin 2002-6-25 25267 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns. 305 Comment
  UC1595401  Chenopodium berlandieri Tim Ross and Annette H. Ross 1991-7-29 5688 Los Angeles Elephant Hill San Dimas USGS 7.5' quad., Puente Hills, W Pomona (sw side, hill in n-most point of Puente Hills) 316 Comment
  UCR160809  Chenopodium berlandieri David Charlton 1989-6-10 3229 Los Angeles Tehachapi Mtns., Frazier Mtn. Rd., Lockwood Valley, Los Padres National Forest 2134 Comment
  UCR203226  Chenopodium berlandieri R. G. Swinney 2005-7-21 8322 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  SBBG14794  Chenopodium berlandieri P. H. Raven 1961-10-15 17846 Los Angeles San Gabriel River at Atherton Street, Long Beach 1 Comment
  RSA423271  Chenopodium berlandieri var. sinuatum Louis Greata 1900-9-23 s.n. Los Angeles Garvanza. Comment
  RSA702816  Chenopodium botrys Scott D. White 2004-8-20 10727 Los Angeles Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  UC1586209  Chenopodium botrys Tim Ross 1991-8-16 5801 Los Angeles 1/5 mi due e confluence of Lucas Creek (Angeles Forest Hwy); Condor Peak USGS 7.5' quad, Big Tujunga Canyon 917 Comment
  LA31616  Chenopodium californicum Peter H. Raven; 1959-4-3 13921 Los Angeles Santa Monica Mountains, just E of Malibu Junction 243 Comment
  CATA1447  Chenopodium murale Mark L. Hoefs, Robert F. Thorne 1996-4-6 2611 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA233617  Chenopodium murale R. F. Thorne 1970-3-6 39404 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  RSA527804  Chenopodium murale T. S. Ross, Annette Ross 1991-6-3 5539 Los Angeles Elephant Hill: W Pomona. 287 Comment
  RSA782490  Chenopodium murale R. G. Swinney 2009-4-13 10329 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  RSA522452  Chenopodium pratericola T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4052 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. 1658 Comment
  RSA585024  Chenopodium pumilio T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  UCR281155  Chlorogalum pomeridianum R. G. Swinney 2014-6-5 16700 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA0102906  Chondrilla juncea LeRoy Gross 2015-12-12 7396 Los Angeles Verdugo Mountains: Along the northern base of the range. Short distance up Whiting Woods Motorway. Off Pennsylvania in Verdugo City. 469 Comment
  IRVC26347  Chorizanthe coriacea A. C. Sanders, Andy Thompson 2003-4-15 26016 Los Angeles Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 351 Comment
  CAS-BOT-BC244735  Chorizanthe staticoides Le Roy Abrams 1901-4-3 1274 Los Angeles Santa Monica Mts. 243 Comment
  RSA708655  Chorizanthe staticoides Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1170 Los Angeles Ridgetop above McDonald Creek. 518 Comment
  UC153414  Chorizanthe staticoides Ernest Braunton 1901-5-19 Los Angeles foothills Santa Monica Mountains near Griffth Park (Western Ave.); foothills Santa Monica Mountains near Griffith Park Comment
  UCR152903  Chorizanthe staticoides A. C. Sanders, Helen Kennedy 2005-4-13 29435 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR275193  Chorizanthe staticoides A. C. Sanders, D. Malueg 1998-6-22 22040 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  RSA557858  Chorizanthe watsonii D. Charlton 1991-5-4 5084 Los Angeles P St. and 10 St. W, Palmdale. 823 Comment
  UCR157915  Chrysanthemum coronarium Robert J. Steers 2005-5-8 3 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
  RSA476623  Chrysolepis sempervirens Ora M. Clark 1928-12-8 1369 Los Angeles San Antonio Peak, San Gabriel Mts. Comment
  RSA589097  Chrysothamnus nauseosus subsp. hololeucus Orlando Mistretta 1994-9-13 1460 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  RSA600679  Chrysothamnus nauseosus subsp. mohavensis L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Sycamore Flat Campground; Big Rock Creek 1310 Comment
  SEINET11860305  Cirsium californicum J. F. Bright, Wyman, C. 1931-6-16 5565 Los Angeles around Los Angeles Comment
  RSA748335  Cistus incanus Justin M. Wood 2009-6-1 803 Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  POM306308  Clarkia bottae Henry J. Ramsey, Henry J. Ramsey 1937-6-6 1388 Los Angeles Kinaloa [Kinneloa] Canyon, Altadena. Comment
  RSA585426  Clarkia bottae Tim S. Ross, Steve D. Boyd 1990-5-31 2749 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UC56102  Clarkia bottae J. H. Barber 1897-6-25 Los Angeles canyon above Lang Comment
  SD39463  Clarkia deflexa Edith A. Purer 1935-5-11 6584 Los Angeles Malibou Lodge Road, near Ventura Boulevard Comment
  CAS-BOT-BC172105  Clarkia dudleyana Robert F. Thorne; M. Z. Thorne 1967-6-25 37120 Los Angeles Evey Canyon, San Gabriel Mts. 716 Comment
  RSA775950  Clarkia dudleyana Orlando Mistretta, Christine Mistretta 2010-6-23 5344 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  UCR206120  Clarkia dudleyana R. G. Swinney 2008-5-30 8904 Los Angeles San Gabriel Mtns., San Gabriel Canyon near El Encanto, 200 m west of entrance along Hwy 39 232 Comment
  CAS-BOT-BC165499  Clarkia unguiculata Timothy S. Ross; J. Mark Porter 1995-5-4 8500 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road 609 Comment
  RSA660824  Clarkia unguiculata LeRoy Gross 2001-5-6 383 Los Angeles Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  RSA779999  Claytonia parviflora R. G. Swinney 2009-4-7 10282 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  UCR205908  Claytonia parviflora R. G. Swinney 2008-5-5 8778 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  UCR178382  Claytonia parviflora subsp. parviflora LeRoy Gross 2003-3-7 754 Los Angeles Transverse Ranges: Verdugo Mountains Region, Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland 427 Comment
  RSA724613  Claytonia parviflora subsp. utahensis K. Dobry 1991-4-22 452 Los Angeles San Gabriel Mts. at Elsmere Cyn Comment
  UCR85807  Claytonia parviflora subsp. utahensis T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4848 Los Angeles Parker Mountain, on the N and NE slopes 1220 Comment
  UCR16570  Claytonia perfoliata Karl Bernhard 1967-5-13 s.n. Los Angeles San Gabriel Mtns., County road N3; [vicinity of Lucas Creek] 5 miles from turnoff from Angeles Crest Highway 1067 Comment
  UCR194274  Claytonia perfoliata R. G. Swinney 1999-4-9 7084 Los Angeles San Gabriel Mtns., mouth of Peacock Canyon, at confluence with Cattle Canyon 640 Comment
  RSA466705  Claytonia perfoliata subsp. mexicana Donald R. Bissing 1973-3-13 15 Los Angeles Evey Canyon, San Gabriel Mountains, 0.2 mile from mouth of canyon. 716 Comment
  RSA562569  Claytonia perfoliata subsp. mexicana Steve Boyd, W. Appleby 1993-4-22 7981 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  RSA708802  Claytonia perfoliata subsp. perfoliata Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1152 Los Angeles Ridgetop above McDonald Creek. 412 Comment
  UCR146514  Clematis lasiantha Scott D. White, Michael Honer 2004-6-30 10543 Los Angeles San Gabriel Mountains, Mt. Baldy (town); along Glendora Ridge Rd. c. 0.25 mi SW of jct. with Mt. Baldy Rd. 1372 Comment
  RSA0044672  Clematis lasiantha Thekla Mohr 1897-05 s.n. Los Angeles Salor Canon. Comment
  RSA756460  Clematis lasiantha Orlando Mistretta, Christine Mistretta 2008-4-19 2496 -a 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
  LA207178  Clematis ligusticifolia W. R. Ernst; 1947-4-4 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  UCR189675  Clematis pauciflora R. G. Swinney 1990-3-23 1548 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  RSA440782  Cleome isomeris M. A. Salazar 1969-8-16 s.n. Los Angeles Vicinity of Goreman, off State Hwy 99 915 Comment
  RSA545248  Cleome isomeris D. Propst 1973-3-3 45 Los Angeles Santa Catalina Island; Road just above Escondido. 229 Comment
  UCR264878  Collinsia bartsiifolia Mitch Provance, Callen Huff 2009-4-28 10664 Los Angeles Tehachapi Mountians, Steep slopes of the ridge overlooking Hwy I-5 about 0.5 miles NE of Gorman 1378 Comment
  RSA0073271  Collinsia callosa Orlando Mistretta, Christine Mistretta 2005-4-21 2076 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  POM294589  Collinsia heterophylla Lyman D. Benson 1945-5-11 11694 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  LA209063  Collinsia parryi J. Sauer; 1980-4-26 6087 Los Angeles Placerita Canyon, W end of San Gabriel Mountains Comment
  POM96987  Collinsia parryi Philip A. Munz 1925-4-23 9432 Los Angeles San Gabriel Canyon. 488 Comment
  UCR17877  Collinsia parryi J. T. Howell 1928-5-6 s.n. Los Angeles San Gabriel Mtns, Big Santa Anita Canyon: East Fork Trail 854 Comment
  RSA0016821  Collinsia parryi George B. Grant 1905-5-4 201 Los Angeles Near Pasadena. Comment
  SEINET10317249 Image available Collinsia wrightii Wesley O. Griesel 1962-6-6 Los Angeles Dawson Saddle, San Gabriel Mountains 2438 Comment
  UCR177728  Conium maculatum LeRoy Gross, N. Fraga, S. Williams 2002-7-17 564 Los Angeles Transverse Ranges: Verdugo Mountains Region, North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  UCR131449  Convolvulus arvensis Alison Lipman 1998-6-25 s.n. Los Angeles South Coastal Plains Region, Portuguese Bend, Rancho Palos Verdes 152 Comment
  RSA398346  Convolvulus simulans Anstruther Davidson 2337 Los Angeles Bromholly Hill, Hollywood Comment
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Nov 12 2014
  RSA737148  Conyza canadensis Scott D. White, Justin M. Wood 2008-10-7 12550 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  POM355863  Conyza coulteri Robert Gustafson 1980-8-29 1882 Los Angeles Ballona Wetlands, Area 3 Infrequent and scattered in Area 3. Comment
  UC586910  Cordylanthus nevinii Joseph Andorfer Ewan 1934-8-3 8444 Los Angeles Summit Table Mountain, head of Le Montaine Creek; San Gabriel Mts 2286 Comment
  UCR209925  Cordylanthus nevinii R. G. Swinney 2008-7-15 9205 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR277406  Cordylanthus rigidus R. G. Swinney 2010-8-23 13582 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  RSA688845  Coreopsis bigelovii Scott D. White, Michael Honer 2003-6-18 9555 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  UCR187205  Coreopsis bigelovii A. C. Sanders 2006-4-21 32146 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  UC718190  Coreopsis californica var. californica Carl B. Wolf 1937-4-28 8520 Los Angeles 4.5 mi s of Lancaster; Western Mojave Desert, Antelope Valley 716 Comment
  LA88346  Coreopsis gigantea O. H. Kappler; 1943-2-20 359 A Los Angeles Santa Monica Mountains, between Zuma and Trancas Canyons 9 Comment
  RSA592472  Coreopsis gigantea Mark Hoefs 1973-3-11 56 Los Angeles Santa Catalina Island. Near Renton Mine Road. 213 Comment
  RSA643165  Corethrogyne filaginifolia Orlando Mistretta 1994-5-13 1202 -a Los Angeles San Gabriel Mountains: Little Rock Creek Management Section; Little Rock Section. Comment
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Jan 20 2015
  SBBG60706  Corethrogyne filaginifolia R. Hoffmann 1927-8-31 Los Angeles NE of Acton Comment
  UC280130  Corethrogyne filaginifolia I. M. Johnston 1918-9-1 2137 Los Angeles Brown's Flats San Antonio Mts. 1310 Comment
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Oct 31 2012
  UCR101307  Cotoneaster pannosus L. C. Wheeler 1966-10-25 9079 Los Angeles San Gabriel Mtns, Vicinity of E[dwin] Waldo Ward's Grove, 0.25 mi north of El Encanto, San Gabriel Canyon 244 Comment
  UCSB9473  Cotula australis Charles Crum 1958-7-14 60 Los Angeles collected in the U. C. L. A. (Faculty Hill) Comment
  RSA709535  Crassula connata A. C. Sanders 2003-4-29 26160 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  UCR138496  Crassula connata L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mtns, Wildwood Ranch, east of Glendora 389 Comment
  POM3811  Cressa truxillensis I. M. Johnston 1917-6-10 1314 Los Angeles Near Mesmer. Comment
  UC879476  Cressa truxillensis L. W. Nuttall 804 Los Angeles Santa Catalina Isl. Comment
  UC1211012  Crocanthemum scoparium var. vulgare Huron H. Smith 1912-5-3 4942 Los Angeles Azusa 243 Comment
  UC450896  Crocanthemum scoparium var. vulgare F. A. MacFadden 1931-4-10 2582 Los Angeles Tejunga Canyon 426 Comment
  RSA397741  Crossosoma californicum F. R. Fosberg 1931-5-21 S 4939 Los Angeles Santa Catalina Island. Between Cherry Valley and Howlands Landing. 20 Comment
  RSA764415  Croton californicus Justin M. Wood 2009-8-18 1252 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCD59825  Crypsis schoenoides Barry Hammel 1976-8-2 402 Los Angeles Angeles National Forest, Little Rock Reservoir, San Gabriel Mountains. 1036 Comment
  UCR276816  Cryptantha R. G. Swinney 2010-5-21 12886 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
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Feb 19 2020
  OBI26280  Cryptantha Mark Schneider 1973-5-14 27 Los Angeles Tip of shalow island pl Sun Valley, Verdugo Mts 549 Comment
  SEINET3152222  Cryptantha circumscissa G. B. Grant 1906-6-15 1373 -6691 Los Angeles Collected at Summit Mt. Wilson, southern California. 1829 Comment
  UC57038  Cryptantha circumscissa H. M. Hall May 1 1902-May 3 1902 3091 Los Angeles vicinity Elizabeth Lake; Antelope Valley, Pine Canyon 1219 Comment
  UCR220283  Cryptantha circumscissa R. G. Swinney 2009-4-24 10483 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR126646  Cryptantha corollata A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26131 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA709952  Cryptantha decipiens LeRoy Gross 2005-4-28 2150 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
  SD231252  Cryptantha decipiens Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 109 Los Angeles Transverse Ranges; San Gabriel Mountains region: N side of the Sab Gabriel Mountains region. N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UCR223118  Cryptantha echinella R. G. Swinney 2009-5-13 10782 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  POM296756  Cryptantha intermedia Lyman Benson 1945-5-21 11727 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  RSA603552  Cryptantha intermedia Sara L. Crockett, Mark Hoefs, Steven A. Junak, Janet Takara 1997-3-28 621 Los Angeles Santa Catalina Island. N side of Cherry Harbor, overlooking mud flats, 20-30m upslope 43 Comment
  RSA647872  Cryptantha intermedia LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 235 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 548 Comment
  RSA735836  Cryptantha intermedia Scott D. White, Justin Wood 2008-5-6 11934 -B Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  SBBG108155  Cryptantha intermedia S. L. Crockett, M. L. Hoefs, S. A. Junak, J. Takara 1997-3-28 621 Los Angeles N side of Cherry Harbor, overlooking mud flats 42 Comment
  UC24742  Cryptantha intermedia Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  UC450111  Cryptantha intermedia Ernest Braunton Mar 1903 837 Los Angeles Playa del Rey 76 Comment
  UC78534  Cryptantha intermedia Rev. J. C. Nevin 1882-1 Los Angeles Los Angeles Comment
  UCD67373  Cryptantha intermedia Natalie deGarder 1992-5-30 24 Los Angeles Altadena, 1.5 mi. off Highway 210 up Lincoln Rd to top of Rising Hill Road. Growing in full sun on a steep, dry slope in riparian oak woodland/chaparral with grasses, oaks, Ceanothus, and Phacelia dominant. 1 foot tall, basal rosette of linear leaves, pale yellow hairs, many strongly curved helicoid cymes of white flowers. Abundant. 589 Comment
  POM3710  Cryptantha micrantha I. M. Johnston 1917-5-13 27 r Los Angeles San Gabriel Wash 152 Comment
  UC2026431  Cryptantha micromeres Louis C. Wheeler 1975-6-8 s.n. Los Angeles SAN GABRIEL MOUNTAINS: ca. 1 mile E of mouth of little Tujunga Canyon. Comment
  RSA802341  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2011-7-7 5926 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  POM211518  Cryptantha microstachys L. C. Wheeler 1934-4-24 2541 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA0088574  Cryptantha muricata R. G. Swinney 2010-5-29 13017 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  UCR152655  Cryptantha muricata A. C. Sanders, Helen Kennedy 2005-4-13 29411 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  SEINET12280868  Cryptantha muricata M. T. Doutt 1931-1 s.n. Los Angeles Sierra Madre Mts Comment
  UCR277192  Cryptantha nevadensis var. rigida R. G. Swinney 2011-4-19 14417 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  POM98348  Cryptantha oxygona P. A. Munz 1926-4-4 9987 Los Angeles 1 mile north of Elizabeth Lake. Comment
  UCR280904  Cryptantha similis R. G. Swinney 2014-4-23 16158 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
  RSA228875  Cryptantha simulans R. F. Thorne 1971-6-26 39979 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road on N slope of Occidental Peak. 1646 Comment
  SEINET8550842  Cucurbita foetidissima G. R. Grant 1904-1 243 Los Angeles Pasadena. Comment
  UCR51491  Cupressus macrocarpa A. C. Sanders 1987-12-4 7446 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  RSA409677  Cuscuta californica Freda Detmers 1931-4-1 s.n. Los Angeles Griffith Park Comment
  UC535545  Cuscuta subinclusa Ira W. Clokey, B. Templeton Jul 1929 4590 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  CDA3127  Cycloloma atriplicifolium Henson, Goodwin 1932-7-6 Los Angeles 0 Comment
  IRVC28989  Cynara scolymus A. C. Sanders 2003-6-18 26929 Los Angeles near mouth of "Off-haul Canyon" ca. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
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Dec 5 2007
  CLARK-A1528-4576  Cynodon dactylon John C. Roos 1942-9-5 1717 Los Angeles Los Angeles Comment
  PASA644  Cynodon dactylon Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  RSA602822  Cynodon dactylon L. C. Wheeler 1932-9-5 1347 Los Angeles San Antonio Canyon, San Gabriel Mountains. 884 Comment
  UC1871122  Cynosurus echinatus T. S. Ross, S. D. Boyd 1993-6-29 7383 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mountains: 530 m WNW of Wilson Canyon Saddle; 340 m NNE of the Radio Facility; WNW slope draining to Whitney Canyon; San Fernando 7.5' USGS quad: T3N R15W, NW/4 NW/4 SE/4 sec. 9, elev. 3280-3370 feet Comment
  POM214245  Cyperus erythrorhizos L. C. Wheeler 1931-9-6 147 Los Angeles Puddingstone Lake, San Jose Hills, S San Dimas. 259 Comment
  RSA365085  Cyperus esculentus E. S. Spalding 1922-10-9 s.n. Los Angeles [Los Angeles] Exposition Park. Comment
  RSA692819  Cystopteris fragilis Anonymous s.n. Los Angeles Santa Anita Canyon Comment
  RSA305915  Datisca glomerata Fay A. MacFadden 1933-6-15 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  UCR177334  Datisca glomerata LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1068 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  RSA128251  Datisca glomerata P. H. Raven 1959-10-25 s.n. Los Angeles Santa Monica Mountains: ([From] 34 deg. 118 deg. to 119 deg.) Arroyo Sequit 1.6 miles north of Coast Highway. 137 Comment
  RSA0048530  Datura meteloides Lee Haines 1940-9-18 s.n. Los Angeles San Fernando Valley. Comment
  RSA187916  Datura wrightii Robert F. Thorne 1966-9-14 36632 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 Comment
  RSA421886  Datura wrightii Ora M. Clark 1932-12-2 1332 Los Angeles N. E. Hollywood Comment
  UCR186661  Datura wrightii A. C. Sanders 2006-5-16 32351 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  RSA421878  Datura wrightii V. V. Giles 1936-7-26 221 Los Angeles Dohenry Palisades Comment
  SBBG13349  Daucus pusillus E. R. Blakley 1962-6-10 5242 Los Angeles stone check dam halfway up cyn, halfway between Eel Pt and Seal Cove 53 Comment
  UCR136826  Daucus pusillus John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  UC194676  Deinandra clementina T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UCD131034  Deinandra clementina R. M. Beauchamp; T. Oberbuaer 1975-8-25 22693 Los Angeles Iwo Jima Gulch, tributary of China Canyon, San Clemente Island. 170 Comment
  CAS-BOT-BC299267  Deinandra fasciculata M. E. Jones 1884-8-1 s.n. Los Angeles Los Angeles Comment
  UCD131070  Deinandra fasciculata G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  SD237329  Deinandra minthornii Jonas A. Winbolt, Rocky Brown 2010-8-23 1 Los Angeles Western Transverse Range: east side of Simi Hills, Chatsworth, west of drainage within Santa Susanna Historical Park, near Oak Park Cemetary. 321 Comment
  SFV9753  Deinandra minthornii J. W. Dole, G. F. Fisler 1977-10-28 s. n. Los Angeles Santa Susana Mountains Chatsworth. Diamond Bar Ranch. Edge of Simi Freeway among the big rocks. Comment
  SD233915  Delphinium cardinale A. C. Sanders 2003-5-26 26840 Los Angeles San Gabriel Valley: long abandoned gravel pit on boudary 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 (Asuza 7.5' q) 170 Comment
  UCR222746  Delphinium parishii R. G. Swinney 2009-4-29 10571 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA571281  Delphinium parishii subsp. parishii Steve Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8322 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  RSA713735  Delphinium parishii subsp. parishii LeRoy Gross 2005-4-28 2152 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
  UCR131411  Delphinium parryi Alison Lipman 1998-1 s.n. Los Angeles South Coastal Plains Region, Del Cerro Park, Rancho Palos Verde 360 Comment
  UCR162573  Delphinium parryi Anuja Parikh, Nathan Gale 2003-4-19 s.n. Los Angeles Western Transverse Range, Newhall Ranch , River Park area east of I-5, N of Santa Clara River and west of Bouquet Canyon 351 Comment
  SBBG17318  Delphinium parryi subsp. parryi K. A. Wilson 1962-5-26 1291 Los Angeles Aliso Cyn Rd, ca. 2 mi S of Acton Comment
  UCR193154  Delphinium patens Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Royce Canyon, Griffith Park, Los Angeles 320 Comment
  UCR223508  Delphinium patens R. G. Swinney 2009-5-28 10942 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  SEINET12090132  Delphinium patens R. F. Thorne 1971-1 41468 Los Angeles San Gabriel Mts, Angeles Nat'l Forest, along trail from Chantry Flats into Santa Anita Canyon 610 Comment
  RSA670422  Delphinium patens subsp. hepaticoideum I. W. Clokey, Bonnie C. Templeton 1929-04 4433 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA0102444  Delphinium patens subsp. montanum Allison Johnson 1971-4-23 10 Los Angeles San Dimas Canyon Road. San Gabriel Mts., Pacific Slope drainage area. 518 Comment
  UC855067  Dendromecon harfordii Ezra C. Knopf 183 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC82911  Dendromecon rigida F. A. Thackery 1928-5-13 355 Los Angeles Mulholland Drive. Comment
  POM308284  Dendromecon rigida Henry J. Ramsey 1937-3-27 3099 Los Angeles Big Tujunga Wash Comment
  UCD95213  Dendromecon rigida Geoffrey Levin 1974-4-26 32 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. 335 Comment
  POM246485  Dendromecon rigida subsp. rhamnoides Carl B. Wolf 1932-10-5 4227 Los Angeles Santa Catalina Island. 1/3 mile from Black Jack Mine on road to Middle Ranch 457 Comment
  POM14765  Dendromecon rigida subsp. rigida Alice Eastwood 1913-5-11 3155 Los Angeles San Fernando Wash Comment
  POM9758  Dendromecon rigida subsp. rigida P. A. Munz 1921-4-24 4428 Los Angeles Near Oak Flats on Ridge Road to Bakersfield. 915 Comment
  RSA755571  Deschampsia danthonioides R. G. Swinney 2008-7-24 9336 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA65829  Descurainia incana subsp. viscosa F. W. Peirson 1921-6-19 2467 Los Angeles Crystal Lake, North Fork San Gabriel River 1676 Comment
  UC1126770  Descurainia pinnata A. D. Gifford 1935-3-27 514 Los Angeles 2.3 mi nne Sawmill Peak; Tejon Quad. 1158 Comment
  RSA585371  Descurainia pinnata subsp. glabra Timothy S. Ross 1991-4-27 4660 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA658696  Descurainia sophia A. R. Roos 1954-4-12 6066 Los Angeles 5001 Gaviota Ave., Encino. 213 Comment
  RSA188348  Desmazeria rigida R. F. Thorne, M. Z. Thorne 1966-5-1 36413 Los Angeles Santa Catalina Island: Fern Canyon, W of Orizaba Mountains. 229 Comment
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Jan 18 2016
  CAS-BOT-BC402256  Dicentra chrysantha Tim Ross; Steve Boyd 1992-7-5 6615 Los Angeles Liebre Mountains. Red Mountain: rocky summit area 1217 Comment
  SD211607  Dicentra chrysantha Scott D. White, Justin M. Wood 2008-10-7 12548 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, between Bear Creek and Rincon Red Box Road. (Azusa) 548 Comment
  UC137116  Dicentra chrysantha C. F. Baker 1903-8-2 3459 Los Angeles near Claremont; San Antonio Canyon Comment
  SEINET12103092  Dicentra chrysantha M. T. Doutt 1931-1 652 Los Angeles Sierra Madre Mts Comment
  UCR270992  Dichelostemma capitatum R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14334 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA670444  Dichelostemma capitatum subsp. capitatum I. W. Clokey, B. C. Templeton 1929-04 4440 Los Angeles Mandeville Canyon, Santa Monica Mountains 425 Comment
  RSA732531  Dichelostemma capitatum subsp. capitatum A. C. Sanders, M. Elvin 2003-3-5 25739 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Exon Mesa, due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River. 335 Comment
  SD84771  Dichelostemma capitatum subsp. capitatum Reid Moran 1941-3-11 699 Los Angeles In cactus and brush, ridge north of Middle Ranch, Santa Catalina Island. 249 Comment
  RSA376827  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1948-11-24 7208 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC150816  Dichelostemma pulchellum A. C. Sanders; Helen Kennedy 2005-4-13 29454 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  CDA1976  Digitaria decumbens G. C. Fleischman 1993-9-9 Los Angeles Pasadena. 0 Comment
  CAS-BOT-BC150860  Diplacus X australis J. Ewan 1930-5-30 2240 Los Angeles Near summit of Cahuenga Peak, Santa Monica Mts. 556 Comment
  CAS-BOT-BC152900  Diplacus brevipes Alice Eastwood 1913-5-11 3124 Los Angeles San Fernando Wash Comment
  CHSC26280  Diplacus brevipes Dan Prettyman 1962-4-26 Los Angeles Switzers Inlet. 914 Comment
  CAS-BOT-BC153049  Diplacus fremontii Geo. B. Grant 1904-5-7 6203 Los Angeles Glendora Comment
  SBBG95413  Diplacus puniceus M. B. Dunkle 1928-3-11 1726 Los Angeles Grand Cyn Comment
  UCR125175  Distichlis spicata A. C. Sanders, Mark Elvin 2002-6-25 25295 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR206418  Distichlis spicata R. G. Swinney 2008-6-9 8949 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UC673299  Dithyrea californica H. L. Mason 1932-4-1 6858 Los Angeles 1 mi e Lancaster; Mohave Desert Comment
  UC56422  Dithyrea maritima E. Braunton April, 1903 Los Angeles Playa del Rey Comment
  RSA392731  Dodecahema leptoceras Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  SBBG131573  Dodecatheon clevelandii S. A. Junak 2000-4-15 SCa 1209 Los Angeles ridgeline between 2 cyns (one on E side of rd, one on W side), 0.4 mi from Divide Rd, location of bird transect #1 457 Comment
  RSA508721  Dodecatheon clevelandii subsp. clevelandii Barry Burnell 1971-3-29 313 Los Angeles San Gabriel Mts.: Sycamore Canyon above Claremont at the top of Indian Hill Blvd. Pacific Slope. 396 Comment
  RSA583035  Dodecatheon clevelandii subsp. insulare Tim S. Ross 1993-4-22 6874 Los Angeles Santa Catalina Island. SW part of the island in vicinity of Cactus Peak (1560ft); northwesterly slope 350m. ENE peak 419 Comment
  SBBG38688  Dodecatheon clevelandii subsp. insulare R. Moran 1941-2-16 571 Los Angeles Middle Ranch 500 Comment
  UCR43322  Dodecatheon redolens David Charlton 1986-6-16 308 Los Angeles San Gabriel Mtns, Angeles Crest Hwy, near Kratka Ridge. 2287 Comment
  CAS-BOT-BC67942  Dryopteris arguta E. Lloyd 1933-4-1 s.n. Los Angeles Santa Monica Mts., Temescal Canyon Comment
  RSA660842  Dudleya Ann Williams 1992-5-14 25 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  UC792928  Dudleya blochmaniae subsp. blochmaniae Reid Moran 1948-6-8 3086 Los Angeles Mouth of Winter Canyon Malibu Beach (Malibu Beach) 76 Comment
  CAS-BOT-BC109679  Dudleya cymosa subsp. agourensis K. Nakai 1980-5-25 607 Los Angeles Santa Monica Mountains, on California Highway 23 between Potrero Road and Carlisle Road across Lake Eleanor. 300 Comment
  RSA587043  Dudleya cymosa subsp. pumila Orlando Mistretta 1994-5-10 1694 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. West Fork. 1585 Comment
  RSA641641  Dudleya cymosa subsp. pumila L. C. Wheeler 1967-7-6 9935 Los Angeles San Gabriel Mountains: San Gabriel Canyon 274 Comment
  UC1593826  Dudleya hassei Jim Dice, Michael Donoghue and Terry Martin 1983-5-20 347 Los Angeles ne facing slope above Pebbly Beach Drive (betw Avalon Bay and Abalone Point); Santa Catalina Island Comment
  CAS-BOT-BC411384  Dudleya lanceolata Dr. H. E. Hasse 1902-6-15 s.n. Los Angeles Santa Monica Range Comment
  UC933218  Dudleya palmeri Reid Moran 1944-6-5 1889 Los Angeles 0.9 mi from coast hwy (Arroyo Sesquit, cliffs near mouth); Sierra Santa Monica, Sisquis topo sheet 100 Comment
  SBBG41338  Dudleya virens M. R. Benedict 1970-6-27 Los Angeles ca. 0.5 mi W of Eagles Nest Comment
  CAS-BOT-BC109755  Dudleya virens subsp. insularis E. K. Balls 1949-6-12 13475 Los Angeles Avalon, Catalina Island. Comment
  UCD98654  Dysphania ambrosioides Fay A. MacFadden 1932-11-22 s.n. Los Angeles Pacoima Dam. Comment
  RSA0034930  Echinochloa P. R. Brown 1970-10-5 s.n. Los Angeles Lower end of Canon de Lana. Pierce College Nature Center. Comment
  POM365254  Echinochloa crus-galli Robert Gustafson 1981-6-17 2243 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR258884  Echinochloa crus-galli R. G. Swinney 2010-8-16 13526 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR229524  Ehrharta erecta Dan S. Cooper 2011-2-21 211- 34 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0017029  Elatine brachysperma L. R. Abrams 1901-4-10 1449 Los Angeles Inglewood. Comment
  CATA1662  Eleocharis macrostachya Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2951 Los Angeles Santa Catalina Island: Above Parson's Beach 85 Comment
  POM50484  Eleocharis palustris Le Roy Abrams 1901-4-10 1452 Los Angeles Los Angeles River, Inglewood. Comment
  RSA597508  Eleocharis parishii L. C. Wheeler 1961-6-9 7847 Los Angeles Mouth of Alder Creek, off Big Tujunga Canyon 1051 Comment
  RSA723494  Eleusine coracana subsp. africana R. E. Riefner 2006-10-2 6 -464 Los Angeles Near Griffith Park, E bank of Los Angeles River, River Ride Stables, ca. 0.5 mi S of Colorado St. 120 Comment
  RSA202447  Elymus glaucus R. L. Armacost 1963-5-7 1626 Los Angeles Tapia Park, Santa Monica Comment
  CAS-BOT-BC206753  Elymus glaucus subsp. glaucus Geo. B. Grant 1904-5-5 6178 Los Angeles Pasadena Comment
  UCR138512  Elymus glaucus subsp. glaucus L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains, Fish Fork 1098 Comment
  RSA592100  Elymus trachycaulus R. E. Riefner Jr. 1996-6-27 96 -124 Los Angeles Blackbird Ave along Lindero Cyn. Rd., at W end of LA Co. near West Lake Village Comment
  RSA517116  Elytrigia intermedia subsp. intermedia Timothy S. Ross 1990-5-14 2471 Los Angeles Angeles National Forest: Yerba Buena Ridge Tujunga Ranger District 1128 Comment
  RSA401544  Emmenanthe penduliflora M. B. Dunkle 1931-4-22 2446 Los Angeles Santa Catalina Island, Middle Ranch Canyon. Comment
  RSA401561A  Emmenanthe penduliflora H. L. Bauer 1931-6-1 s.n. Los Angeles Foothills of Topango Mountains. Comment
  LA38489  Emmenanthe penduliflora var. penduliflora Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  IRVC26983  Encelia actoni A. C. Sanders 2003-4-17 26064 Los Angeles Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines NE end of Santa Susana Mtns. 396 Comment
  UCR281845  Encelia actoni R. G. Swinney 2014-5-8 16437 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  POM356650  Encelia californica Ora M. Clark 1929-1-16 1478 Los Angeles Elyssian park, L.A. Comment
  UC1587582  Encelia californica Tim Ross and Annette Ross 1991-9-7 5961 Los Angeles near crossing of Mulholland Highway and Yerba Buena Road (intermittent stream below hairpin turn in Mulholland Hwy); Santa Monica Mountains, Triunfo Pass Quadrangle 359 Comment
  UC206240  Encelia californica Katharine Brandegee Los Angeles Santa Catalina Id. Comment
  UCR131399  Encelia californica 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
  RSA624464  Encelia farinosa L. C. Wheeler 1973-5-16 s.n. Los Angeles San Gabriel Mountains: Mouth of Van Tassel Canyon.. . Comment
  POM1000  Ephedra nevadensis Marjorie Shaw, Edna Spaulding, C. L Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  UC1537114  Ephedra nevadensis Gordon H. True Jr. 1935-5-16 300 Los Angeles dry mesa at head Mint Canyon 914 Comment
  RSA249745  Ephedra viridis Robert F. Thorne 1973-5-11 43499 Los Angeles Bob s Gap, Holcomb Ridge. 1220 Comment
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Jan 19 2017
  UCR231081  Epilobium brachycarpum Dan S. Cooper 2011-9-23 s.n. Los Angeles South Coast, Playa Vista near Loyola Marymount Univ., at base of Westchester Bluffs 11 Comment
  POM21340  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon near Pasadena; San Gabriel Mts. Comment
  POM308493  Epilobium canum subsp. canum Henry J. Ramsey 1937-9-2 3078 Los Angeles Angeles Crest Highway. Comment
  POM8102  Epilobium canum subsp. canum Geo. L. Moxley 1919-9-1 716 Los Angeles Rolling slope west of Cahuenga Peak, Los Angeles. Comment
  RSA588425  Epilobium canum subsp. canum Ora M. Clark 1928-11-12 1283 Los Angeles Bouquet Canyon. Comment
  UC74925  Epilobium canum subsp. canum C. F. Baker 1903-8-2 3657 Los Angeles San Antonio Canyon near Claremont Comment
  JEPS22774  Epilobium canum subsp. latifolium Rimo Bacigalupi with Reino Alava 1958-7-20 6431 Los Angeles along Angeles Crest Hwy (State Hwy 2) just w Dawson Saddle (just s of Mt. Lewis, above headwaters of South Fork of Big Rock Creek); San Gabriel Mts. 2429 Comment
  RSA586174  Epilobium canum subsp. latifolium Orlando Mistretta 1995-10-2 1941 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground. 1052 Comment
  UCR145191  Epilobium canum subsp. latifolium June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UCR203236  Epilobium ciliatum R. G. Swinney 2005-7-21 8332 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA587458  Epilobium ciliatum subsp. ciliatum Orlando Mistretta 1995-4-11 1618 -A Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  RSA588350  Epilobium ciliatum subsp. ciliatum Geo. L. Moxley 1915-7-4 365 Los Angeles Arroyo Seco, Pasadena. Comment
  RSA72170  Epilobium ciliatum subsp. ciliatum F. W. Peirson 765 Los Angeles Long Beach. Comment
  RSA733174  Epilobium ciliatum subsp. ciliatum R. G. Swinney 1998-8-5 6663 Los Angeles San Gabriel Mtns.: upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1235 Comment
  RSA229149  Epilobium glaberrimum subsp. glaberrimum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38885 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle. 2332 Comment
  UCR131520  Epipactis gigantea George H. Grinnell 1939-5-21 s.n. Los Angeles Los Angeles Comment
  LA94021  Equisetum hyemale subsp. affine Lawrence L. Kiefer; 1966-3-12 1716 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, ca 1.5 mi from mouth of canyon. 213 Comment
  UCR129827  Equisetum hyemale subsp. affine L. C. Wheeler 1931-9-27 161 Los Angeles San Gabriel Mtns., San Dimas Canyon 686 Comment
  UCR208113  Equisetum hyemale subsp. affine L. C. Wheeler 1932-5-4 679 Los Angeles Transverse Range; San Gabriel Mtns., San Dimas Canyon 381 Comment
  IRVC26951  Equisetum laevigatum A. C. Sanders, Mark Elvin 2003-8-7 27166 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  RSA684617  Equisetum laevigatum F. R. Fosberg 1931-8-13 R- 115 Los Angeles Big Cienega, Pine Flats, N fork, San Gabriel River Comment
  POM312811  Equisetum laevigatum D. Taylor 1952-05 s.n. Los Angeles Little Dalton Canyon. San Gabriel Mountains, San Gabriel River drainage. 457 Comment
  RSA598589  Equisetum laevigatum L. C. Wheeler 1967-5-24 9733 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 678 Comment
  CATA1111  Equisetum telmateia subsp. braunii Mark L. Hoefs 1995-5-23 2075 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon 115 Comment
  SBBG106906  Equisetum telmateia subsp. braunii M. L. Hoefs, R. F. Thorne 1995-7-26 2454 Los Angeles Middle Cyn, just below reservoir 169 Comment
  RSA651611  Eragrostis John T. Rollins 1948-5-26 s.n. Los Angeles Located at 130 1/2 S. Greenwood Ave. Montebello. 46 Comment
  CAS-BOT-BC204481  Eragrostis cilianensis Louis C. Wheeler 1932-8-13 1131 Los Angeles 2 miles N Claremont 411 Comment
  UCR65517  Eragrostis curvula T. S. Ross, Steve Boyd 1990-5-14 2472 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  UCD64462  Eragrostis pectinacea Peter H. Raven 1961-9-24 16752 Los Angeles Bouquet Reservoir. 914 Comment
  UC535337  Eremocarpus setiger Ira W. Clokey, B. Templeton Aug. 1929 4599 Los Angeles Westwood Santa Monica Mountains, Mandeville Canyon 200 Comment
  RSA421554  Eremocarpus setiger G. R. Johnstone 1929-7-30 14893 Los Angeles Alhambra, Comment
  CAS-BOT-BC162972  Eremothera boothii subsp. decorticans A. Davidson 1906-6-1 1605 Los Angeles By Rock Creek Comment
  SBBG60429  Eremothera boothii subsp. decorticans R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) [near Sandberg's] Comment
  RSA772418  Eriastrum R. G. Swinney 2009-5-12 10733 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge & Alimony Ridge Rd. and to 0.5 mi NW up ridge. 1435 Comment
  UCR193669  Eriastrum R. G. Swinney 1999-6-28 7433 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA0107949  Eriastrum densifolium subsp. austromontanum T. S. Ross, S. D. Boyd 1991-7-24 5671 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  RSA0105895  Eriastrum densifolium subsp. austromontanum Charles G. Schweitzer 1931-5-31 s.n. Los Angeles Soledad Canyon. Comment
  RSA0107965  Eriastrum densifolium subsp. austromontanum Thos. Craig, M. Hilend 1927-11-11 525 Los Angeles Mint Canyon. Comment
  RSA0107963  Eriastrum densifolium subsp. elongatum J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10923 Los Angeles Ca. 2 mi. N Solemint, just off Arline Rd., 0.3 mi. from intersection with Sierra Hwy. 610 Comment
  JEPS69117  Eriastrum sapphirinum H. and M. Dearing 1938-5-22 1954 Los Angeles Decker Canyon Santa Monica Mountains Comment
  UC147004  Eriastrum sapphirinum C. F. Baker 1909-12-15 5239 Los Angeles Claremont Comment
  RSA0110976  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1999-6-21 7344 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon. 1494 Comment
  RSA0122866  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2009-5-5 10639 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing. 951 Comment
  RSA0121274  Eriastrum sapphirinum subsp. dasyanthum D. S. Krause 1939-07 s.n. Los Angeles Foothills above La Canada. Comment
  RSA628718  Ericameria cooperi R. S. Woglum 1942-5-20 3323 Los Angeles Mojave Desert: Angeles Crest Highway, desert side. Comment
  CAS-BOT-BC286885  Ericameria ericoides Carl B. Wolf 1931-12-30 2640 Los Angeles Bluffs at Playa Del Rey 30 Comment
  JEPS31285  Ericameria linearifolia I. W. Clokey and B. C. Templeton 1930-4-8 4717 Los Angeles San Francisquito Canyon 700 Comment
  POM359393  Ericameria linearifolia Florence Collins 1942-2-27 s.n. Los Angeles Griffith Park Planetarium. Comment
  SEINET6054044  Ericameria linearifolia 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
  UCR273184  Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-10-25 15864 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  UC1119788  Ericameria nauseosa var. hololeuca A. D. Gifford 1935-4-11 565 Los Angeles 3 mi sse Manzana; Tejon Quar. 1066 Comment
  CAS-BOT-BC298041  Ericameria nauseosa var. mohavensis Timothy S. Ross; Steve Boyd 1994-9-21 8296 Los Angeles Liebre Mts. Vicinity of West Summit 1690 Comment
  CAS-BOT-BC298046  Ericameria nauseosa var. mohavensis C. B. Wolf 1931-10-23 2491 Los Angeles Swartout Valley 1 mile E of Wrightwood Lodge, San Gabriel Mts 1828 Comment
  CAS-BOT-BC298055  Ericameria nauseosa var. mohavensis Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  UC203161  Ericameria nauseosa var. oreophila H. M. Hall 1917-10-28 10587 Los Angeles near High School; Lancaster Comment
  POM359443  Ericameria parishii Anstruther Davidson s.n. Los Angeles Crescenta. Comment
  CAS-BOT-BC293127  Ericameria pinifolia Le Roy Abrams; E. A. McGregor 1908-6-20 834 Los Angeles Elizabeth Lake - south slopes, Liebre Mountains Comment
  LA30404  Ericameria pinifolia Jane Turner; Theodore Mosquin 1958-10-11 C- 35 Los Angeles San Gabriel Mountains, 3.1 mi. below Mt. Baldy P.O. along old road at base of wash (not new road above wash) Comment
  RSA117758  Ericameria pinifolia S. Carlquist 1958-6-2 491 Los Angeles just outside fence at NE corner of the Botanic Garden, Claremont Comment
  RSA188207  Erigeron foliosus R. F. Thorne 1965-6-22 34892 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road. 243 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
  UC31480  Erigeron foliosus var. foliosus J. H. Barber 1897-7-11 266 Los Angeles summit Mt. Gleason Comment
  RSA650456  Erigeron foliosus var. foliosus Marion P. Harthill 1971-9-25 584 Los Angeles Mt. Baden Powell, Angeles National Forest. 2438 Comment
  LA205606  Eriodictyon crassifolium C. L. Hogue; 1954-5-1 sn Los Angeles Angeles National Forest, near Singing Springs, Palmdale cut-off Comment
  UCSB5279  Eriodictyon crassifolium Waian, Lee 1960-4-10 Los Angeles The hillside adjacent to Sheldon Rd. 1 mile west of Foothill Blvd., in the Hansen Dam Basin area Comment
  CAS-BOT-BC189195  Eriodictyon crassifolium var. nigrescens Ernest Braunton 1902-5-5 293 Los Angeles Glendora Comment
  POM401525A  Eriodictyon crassifolium var. nigrescens Frances L. Cramer 1934-3-15 s.n. Los Angeles Santa Susana Pass. Comment
  RSA0073371  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-3-16 11945 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA455003  Eriodictyon crassifolium var. nigrescens Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  UCR270521  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-13 12200 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UC483364  Eriodictyon traskiae L. R. Abrams and I. L. Wiggins 1931-7-4 324 Los Angeles White's Landing Channel Islands, Santa Catalina Island (Santa Catalina Island) Comment
  CAS-BOT-BC222683  Eriodictyon trichocalyx Tim Ross; Steve Boyd 1991-4-25 4579 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) 829 Comment
  CAS-BOT-BC222691  Eriodictyon trichocalyx Joseph Andorfer Ewan 1936-7-27 9843 Los Angeles N. end of Table Mt., Swartout [Swarthout] Valley region, San Gabriel Mts. 2133 Comment
  PASA2087  Eriodictyon trichocalyx Margaret Stason 1931-4-5 Los Angeles wash near Azusa Comment
  UCR139924  Eriodictyon trichocalyx Scott D. White 1997-5-15 5147 Los Angeles Mojave Desert, Big Tujunga Wash. Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Fwy, east of Hansen Dam, and N of Wentworth Street 351 Comment
  UCR259626  Eriodictyon trichocalyx R. G. Swinney 2010-3-30 12114 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  CHSC95357  Eriodictyon trichocalyx var. trichocalyx L. P. Janeway 2006-6-8 8676 Los Angeles San Gabriel Mountains. South slope of Blue Ridge near Angeles Crest Hwy, about 1.4 air km northeast of Vincent Gap. 2079 Comment
  IRVC28633  Eriogonum Mark A. Elvin 2003-6-19 2949 Los Angeles hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch Western Transverse Range 366 Comment
  RSA393070  Eriogonum angulosum Anstruther Davidson 1893-5-12 s.n. Los Angeles Harold. Comment
  UCD99684  Eriogonum angulosum A. C. Sanders 2002-8-26 25580 Los Angeles Western Transverse Range/Santa Clara River Watershed; Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon. WNW of Del Valle. 335 Comment
  CAS-BOT-BC248707  Eriogonum arborescens Eric Walther 1931-5-1 s.n. Los Angeles Santa Barbara Islands. Hugh Evans' place, Santa Monica Comment
  RSA755457  Eriogonum baileyi R. G. Swinney 2008-10-8 9523 Los Angeles Ball Flat, north of Jackson Lake. 1878 Comment
  SEINET2043122 Image available Eriogonum baileyi var. baileyi D. Charlton, Robb Fishman 1990-8-30 3905 Los Angeles Western Mojave Desert: NE Palmdale, corner of Ave ''P'' & Sierra HWY. (Palmdale Quad 7.5') 793 Comment
  UC6415  Eriogonum cinereum Wm. H. Brewer 1860-12-21 80 Los Angeles Sierra Santa Monica Comment
  RSA782019  Eriogonum cithariforme var. agninum Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 401 Los Angeles Liebre Mountains. Road 7N23 1484 Comment
  SEINET5329005  Eriogonum crocatum G. R. Campbell 1949-6-28 13995 Los Angeles Claremont, Rancho Santa Anna Bot. Gard. 9 OH 4/72 ? Comment
  CAS-BOT-BC242773  Eriogonum davidsonii F. Grinnell Jr. 1908-9-14 s.n. Los Angeles Mt. Wilson 1524 Comment
  RSA659866  Eriogonum davidsonii Orlando Mistretta 1992-8-20 758 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  SD215614  Eriogonum davidsonii Timothy S. Ross, Steve Boyd and Peter W. Fritsch 1990-6-11 3384 Los Angeles Joshua Tree Campground on the southwest side of Little Rock Reservoir. Comment
  CAS-BOT-BC242754  Eriogonum davidsonii Joseph Andorfer Ewan 1934-8-4 8328 Los Angeles Crest of Blue Ridge, San Gabriel Mt. 2438 Comment
  SEINET6418003  Eriogonum elongatum James Henrickson 1972-11-2 8083 Los Angeles 4 miles N of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road 372 Comment
  RSA766449  Eriogonum elongatum Joseph A. Ewan 1927-9-20 1514 Los Angeles Near ridge Higgins Canyon, Santa Monica Mts. 305 Comment
  CAS-BOT-BC249763  Eriogonum elongatum var. elongatum F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canon [Canyon], near Pasadena, San Gabriel Mts. Comment
  SBBG127613  Eriogonum elongatum var. elongatum R. Burgess, P. Munro 2008-10-8 8154 Los Angeles E side of Westlake Blvd, just SE of intersection of Westlake Blvd and Carlisle Rd, in grassy swale adjacent to tributary of Lake Eleanor Crk; Thousand Oaks 304 Comment
  RSA562338  Eriogonum elongatum var. elongatum D. Charlton, Tom Martin 1991-10 s.n. Los Angeles Spunky Canyon Rd. between Bouquet Canyon and Green Valley 915 Comment
  CDA12032  Eriogonum fasciculatum A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. 1706 Comment
  SDSU6563  Eriogonum fasciculatum R. M. Beauchamp 1966-8-10 64 Los Angeles Across from 722 N Topanga Cyn. Blvd. , Topanga Canyon. Comment
  LA210753  Eriogonum fasciculatum Arthur C. Gibson; 2006-7-25 5234 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon. Comment
  SEINET3124346 Image available Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-4-29 10566 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert: Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence (Palmdale 7.5' Q). 945 Comment
  IRVC26963  Eriogonum fasciculatum var. fasciculatum Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 2998 Los Angeles Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley 290 Comment
  CAS-BOT-BC253254  Eriogonum fasciculatum var. foliolosum Le Roy Abrams 1902-7-3 2643 Los Angeles Sierra Madre Comment
  POM2246  Eriogonum fasciculatum var. foliolosum M. Hitchcock 1918-7-28 20 Los Angeles Pacoima Canyon. Comment
  RSA766109  Eriogonum fasciculatum var. polifolium Joseph A. Ewan 1932-6-18 7352 Los Angeles Clear Creek of Tujunga Drainage. San Gabriel Mts. 762 Comment
  UC128613  Eriogonum fasciculatum var. polifolium H. M. Hall 1905-7-23 6720 Los Angeles Elizabeth Lake Comment
  UC86004  Eriogonum fasciculatum var. polifolium T. S. Brandegee May 1889 Los Angeles Saugus Comment
  RSA393371  Eriogonum giganteum var. giganteum Anstruther Davidson 1893-8-22 s.n. Los Angeles Santa Catalina Island. Comment
  UC54943  Eriogonum gracile H. P. Chandler 1907-9-11 2052 Los Angeles Verdugo Canyon Comment
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Sep 26 2011
  RSA685156  Eriogonum gracile var. gracile Scott D. White 2003-7-25 9645 Los Angeles Santa Clarita area; Sand Canyon (tributary to Santa Clara River) just above trailer park. 506 Comment
  SBBG107469  Eriogonum grande var. grande S. L. Crockett 1996-10-30 543 Los Angeles directly across from Casino Comment
  CAS-BOT-BC261179  Eriogonum heermannii var. heermannii Carl B. Wolf 1931-11-8 1430 Los Angeles Big Rock Creek, 1/8 mi. below Big Rock Ranger Station, desert slope of San Gabriel Mts. 1066 Comment
  UC1032121  Eriogonum kennedyi A. D. Gifford 1935-4-2 548 Los Angeles Sawmill Creek Tejon Quadrangle, Sawmill Creek Comment
  RSA679873  Eriogonum maculatum LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 870 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  SD239857  Eriogonum microthecum R. G. Swinney 2008-7-16 9262 Los Angeles San Gabriel Mtns.: Little Rock Creek, 0.1 mi north of its confluence with Cooper Canyon, on the Burkhart Trail. 1741 Comment
  SBBG119278  Eriogonum microthecum var. corymbosoides O. Mistretta, R. T. Hawke 1995-11-8 1949 Los Angeles San Gabriel Mtns near 34 23 00, N 117 39 44 W Comment
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Jan 15 2015
  RSA523298  Eriogonum mohavense G. H. True 1935-4-19 274 Los Angeles Lovejoy Butte. 854 Comment
  SD164903  Eriogonum mohavense Dat Tien 2004-5-1 Los Angeles Western Mojave Desert; Anteope Valley, ca. 9 mil NE of Littlerock and ca. 4 mi. V of Lake Los Angeles (housing development) 808 Comment
  SBBG64062  Eriogonum mohavense S. W. Hutchinson -Jun-1926 Los Angeles Los Angeles County Park Comment
  POM11339  Eriogonum nudum var. pauciflorum I. M. Johnston 1911-8-27 1699 Los Angeles San Antonio Mountains: San Antonio Canyon 2210 Comment
  IRVC29190  Eriogonum plumatella 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
  JEPS56461  Eriogonum pusillum Frank W. Peirson 1923-8-31 4006 Los Angeles Blue Ridge San Gabriel Mountains, Blue Ridge Comment
  UCR189256  Eriogonum pusillum R. G. Swinney 1998-5-16 6071 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  JEPS56481  Eriogonum pusillum Dr. A. Davidson 1899-1-1 Los Angeles Lancaster Mojave Desert, Lancaster Comment
  RSA424841  Eriogonum pusillum Anstruther Davidson 1901-8-1 1949 Los Angeles Little Rock Creek. Comment
  RSA782020  Eriogonum saxatile Elizabeth A. Kempton, Eric Paul 2006-6-28 402 Los Angeles Santa Clara Divide Road (FS#3N17.4) 1748 Comment
  POM262932  Eriogonum saxatile J. C. Roos 1937-7-17 391 Los Angeles San Gabriel Mountains: trail to Telegraph Peak 2591 Comment
  RSA228909  Eriogonum wrightii var. subscaposum Robert F. Thorne 1971-8-25 41291 Los Angeles San Gabriel Mountains, Angeles National Forest: Windy Gap on trail from Little Jimmy Springs 2677 Comment
  RSA545307  Eriogonum wrightii var. subscaposum Robert F. Thorne, M. Z. Thorne 1966-10 41380 Los Angeles San Gabriel Mountains, Angeles National Forest: Peak of Lookout Mountain. Comment
  UC535039  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn San Gabriel Mts., Buckhorn 1981 Comment
  CAS-BOT-BC297940  Eriophyllum confertiflorum Geo. B. Grant 1906-5-23 6635 Los Angeles Arrowhead Hot Springs Comment
  CATA3235  Eriophyllum confertiflorum Julie L. King 2017-1-17 46 Los Angeles Santa Catalina Island: North side of West End Rd., 0.3 road miles southeast of eastern entrance to Emerald Bay 40 Comment
  RSA649915  Eriophyllum confertiflorum Matt Brooks 1988-4-15 5 Los Angeles Whittier, Turnbull Canyon Rd. 1.7 miles east of its intersection with Beverly Blvd. Comment
  RSA777528  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10824 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCR223355  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10824 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA703621  Eriophyllum confertiflorum var. confertiflorum Tim Thibault, Ryan Gilmore 2004-4-29 242 Los Angeles Dry Lake Canyon, between tunnels W of Mt. Baldy Road 974 Comment
  RSA251467  Eriophyllum nevinii R. F. Thorne 1973-4-11 42829 Los Angeles San Clemente Island, upper part of Norton Canyon. 274 Comment
  RSA729339  Eriophyllum pringlei R. G. Swinney 1999-5-1 7093 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  UCR281318  Eriophyllum pringlei R. G. Swinney 2014-4-18 16122 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  UCR220344  Erodium botrys D. E. Bramlet, Mike Ahmer 2005-4-14 3792 B Los Angeles Los Angeles Basin Region, Puente Hills in La Habra Heights, main drainage of Powder Canyon, c. 547 ft. east of Skyline Drive and 1460 ft. north of Fullerton Rd. 249 Comment
  RSA613600  Erodium botrys Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Just west of Bluebird Truck Trail. 465 Comment
  RSA578830  Erodium cicutarium Tim S. Ross, Darin Banks 1994-4-13 7515 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  SEINET13383541 Image available Erodium cicutarium R. G. Swinney 2010-1 11979 Los Angeles San Gabriel Mountains: Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 539 Comment
  UCR141065  Erodium cicutarium June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, proposed poppy park [north of Lancaster Road, Antelope Buttes area], Antelope Valley 976 Comment
  UCR255833  Erodium cicutarium R. G. Swinney 2010-5-4 12503 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA709679  Erodium cicutarium LeRoy Gross 2005-4-28 2159 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
  SBBG106910  Erodium moschatum M. L. Hoefs, R. F. Thorne 1996-4-6 2601 Los Angeles Pebbly Beach 6 Comment
  UCR209935  Erysimum capitatum R. G. Swinney 2008-7-15 9214 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA530299  Erysimum capitatum var. capitatum Elbert Benjamine 1929-3-3 46 Los Angeles Gravelly hillside, La Crescenta. Comment
  RSA649291  Erysimum capitatum var. capitatum Warren McKay 1976-4-16 s.n. Los Angeles on corner of Pomello and Mills Street. Comment
  CAS-BOT-BC55205  Erysimum suffrutescens G. B. Rossbach 1940-2-25 924 Los Angeles El Segundo. Comment
  UC205850  Erysimum suffrutescens I. Johnston 1917-6-10 1312 Los Angeles sand dunes and cliff along coast Playa del Rey Comment
  UCR233749  Erysimum suffrutescens Jeremiah George 2012-3-11 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Blvd., Palos Verdes West and Palos Verdes Dr. North 73 Comment
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Aug 27 2013
  CAS-BOT-BC403185  Eschscholzia californica S. B. Parish; W. F. Parish 1887-6-1 1953 Los Angeles Elizabeth Lake Comment
  RSA433669  Eschscholzia californica Peterson 1931-07 s.n. Los Angeles Laurel Canyon. Comment
  UCR271675  Eschscholzia californica R. G. Swinney 2011-5-31 14923 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
  UCD95341  Eschscholzia californica R. L. Smith 1948-3-25 s.n. Los Angeles 20 miles west of Lancaster. Comment
  RSA659945  Eschscholzia minutiflora Orlando Mistretta 1992-5-18 353 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  SD85148  Eschscholzia ramosa E. R. Blakley 1963-12-8 6409 Los Angeles San Clemente Island, between Northwest Harbor and Whale Point. 7 Comment
  SEINET12190762  Eucalyptus W. F. Wight 1907-1 1678 Los Angeles West Lake Park, Los Angeles Comment
  UC1870223  Eucalyptus camaldulensis LeRoy Gross 2003-1-26 689 Los Angeles Los Angeles Basin Region: San Fernando Valley: Haines Canyon Channel in Big Tujunga Wash, south front of the San Gabriel Mountains, east of Foothill Blvd. south side of wash 366 Comment
  SEINET3012142 Image available Eucalyptus viminalis Jeannette L. Huber, Nancy Ryan Zabriskie 1969-11-13 1040 Los Angeles Pasadena, California. Comment
  UC1922277  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie Soza, Miriam Sidibeh 2003-3-26 1599 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  UC873533  Eulobus californicus Ira W. Clokey, B. Templeton Apr. 1929 4459 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UC1183601  Eulobus californicus Mildred E. Mathias 1957-4-4 3159 Los Angeles Decker Canyon Rd 2.5 mi sw Decker Fire Station Comment
  NY519451  Eupatorium adenophorum T. S. Ross 1992-5-24 6405 Los Angeles Lower Brown's Gulch: just W of the San Gabriel Dam. 463.3 Comment
  UCR152537  Euphorbia albomarginata A. C. Sanders, Lee Jones 2005-4-8 29336 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA609294  Euphorbia dendroides L. C. Wheeler 1974-5-19 s.n. Los Angeles Pasadena: South edge of Kinneloa Mesa by New York Avenue. Comment
  UCR281301  Euphorbia melanadenia R. G. Swinney 2014-5-19 16593 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  UCR194597  Euphorbia peplus R. G. Swinney 1999-4-8 7077 Los Angeles San Gabriel Mtns., Claremont, Palmer Canyon c. 100 m east of Cobal Canyon 512 Comment
  UCR95273  Euphorbia prostrata L. C. Wheeler 1970-8-8 s.n. Los Angeles City of Norwalk, Cerritos College, 11110 E. Alondra Blvd. 24 Comment
  UCR206174  Euphorbia serpens A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36943 Los Angeles San Gabriel Valley, Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  RSA0034249  Eurotia lanata Bonnie C. Templeton 1971-5-16 11617 Los Angeles About 7 mi. NE of Palmdale. 815 Comment
  SBBG128711  Extriplex californica M. L. Hoefs 1955-5-30 2153 Los Angeles Ben Weston Beach 4 Comment
  RSA0106121  Festuca dertonensis R. G. Swinney 2011-3-15 14078 Los Angeles San Gabriel Mountains; Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  CATA1770  Festuca myuros Denise Kraus 2000-5-3 20 Los Angeles Santa Catalina Island: (Goat Harbor burn area) About 1100 feet north of Airport Road and 460 feet west of eastern fuel break ridge/road (which starts slighty east of parking loop). At GHB Transect 8 426 Comment
  SBBG31216  Festuca myuros R. F. Thorne with P. C. Everett 1965-6-22 Los Angeles Avalon Cyn S of Avalon Golf Course 91 Comment
  RSA547430  Ficus carica Tim S. Ross 1992-5-17 6356 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; 156 degrees SSE, ca 285m distant from the mouth of Shoemaker Canyon 640 Comment
  RSA681265  Ficus carica Scott D. White 2003-6-2 9441 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  SBBG112879  Ficus carica S. A. Junak with K. Kirkland -Jul-1998 SCa 773 Los Angeles W side of lower portion of Silver Cyn, ca. 0.65 air mi inland from beach 67 Comment
  UCR267274  Ficus microcarpa R. E. Riefner Jr. 2014-10-6 14- 369 Los Angeles Harbor City, west of 110 Freeway, on Figueroa Pl. c. 0.3 mi. north of Anaheim St., opposite Harbor Park Golf Course 9 Comment
  UCR128018  Foeniculum vulgare Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2990 Los Angeles Santa Clarita Valley, S side of the Santa Clara River, c. 200 m upstream from the mouth of Potrero Creek 274 Comment
  SFV12561  Forestiera pubescens M. H. Grayum, D. L. Koutnik 1977-11-25 893 Los Angeles San Gabriel Mountains Vicinity of Vasquez Rocks, near Agua Dulce. 671 Comment
  CAS-BOT-BC52568  Frangula californica subsp. californica R. S. Woglum 1934-6-15 s.n. Los Angeles Altadena Comment
  LA52238  Frangula californica subsp. californica A. M. Johnson; 1934-5-4 4456 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  POM2925  Frankenia grandifolia I. M. Johnston 1917-6-10 1269 Los Angeles Ballona Creek, near Mesmer Comment
  SFV2325  Frankenia salina R. L. Armacost 1934-5-29 s. n. Los Angeles Los Angeles, Playa del Rey. Near salt marsh. 1 Comment
  UC420692  Frankenia salina I. J. Condit 1908-6-27 27 Los Angeles Catalina Island Comment
  UC420693  Frankenia salina R. L. Pendleton 1909-7-2 1351 Los Angeles road e Avalon; Santa Catalina Island 6 Comment
  RSA464920  Fraxinus dipetala Albert J. Perkins 1918-4-20 s.n. Los Angeles Near Williams Camp; San Gabriel River Comment
  LA33605  Fraxinus velutina Henry J. Thompson; 1959-3-22 1874 Los Angeles Santa Monica Mountains, Lobo Canyon, 0.25 mi W of Triunfo Canyon Rd, 2.5 mi W of Malibu Lake 213 Comment
  RSA464930  Fraxinus velutina F. W. Peirson 1924-8-23 s.n. Los Angeles W fork San Gabriel River, just above forks Comment
  RSA652043  Fremontodendron californicum E. Baldwin, Ernest Kimball 1959-5-19 s.n. Los Angeles San Dimas. Comment
  SBBG17155  Fritillaria pinetorum M. Vincent 1962-5-7 238 Los Angeles Big Pine Camp area, on Santa Monica Girl Scout Camp Comment
  UCR89474  Galenia pubescens J. R. Ekhoff 1992-6-12 s.n. Los Angeles Signal Hill 250 Comment
  RSA574292  Galenia pubescens J. R. Ekhoff 1992-6-12 s.n. Los Angeles Signal Hill: disturbed, undeveloped property along Hill street in the two-block area between Stanley and Ohio Avenues. Area scheduled to be developed. 76 Comment
  LA201722  Galium andrewsii subsp. intermedium Arthur C. Gibson; 2001-5-18 4817 Los Angeles SANTA MONICA MOUNTAINS, Rocky Oaks National Recreation Area, along trail. Comment
  LA208350  Galium angustifolium John Thomas Howell; M. Hilend 1930-5-11 Los Angeles San Gabriel Mountains, Pacoima Dam Comment
  LA50692  Galium angustifolium subsp. angustifolium Carl Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM367661  Galium angustifolium subsp. angustifolium Donald R. Bissing 1973-6-2 103 Los Angeles San Gabriel Mountains, Evey Canyon, 0.3 mile from the canyon mouth 720 Comment
  POM50547  Galium angustifolium subsp. angustifolium L. R. Abrams 1901-4-11 1485 Los Angeles Santa Monica Canyon, Santa Monica Mountains. Comment
  UC1408950  Galium angustifolium subsp. angustifolium Donald R. Bissing 1973-6-2 103 Los Angeles sw canyon slope 0.3 mi from mouth of canyon; San Gabriel Mountains, Evey Canyon 719 Comment
  POM367681  Galium angustifolium subsp. angustifolium Marie Jensen 1931-7-10 16035 Los Angeles Griffith Park. Comment
  RSA582967  Galium angustifolium subsp. angustifolium Tim S. Ross, Janet Takara 1993-4-23 6935 Los Angeles Santa Catalina Island. SW part of the island in Cape Canyon. 244 Comment
  JEPS56048  Galium angustifolium subsp. nudicaule Lauramay T. Dempster and Clare Hardham 1965-6-16 4123 Los Angeles Angeles Crest Hwy n Waterman Mountain; San Gabriel Mts., Cloudburst Summit 2139 Comment
  POM367745  Galium aparine E. S. Spalding 1923-5-2 s.n. Los Angeles Fish Canyon, near Monrovia, [San Gabriel Mountains]. Comment
  UC1260169  Galium bifolium Robert F. Thorne and Larry DeBuhr 1974-6-28 44745 Los Angeles Lily Springs area San Gabriel Mts., Angeles National Forest, Mt. Hawkins, S Fo (n slope of mt., drainage of creek) 2438 Comment
  SEINET3157862  Galium buxifolium G. B. Grant, W. Wheeler 1904-1 Los Angeles Comment
  SD86318  Galium catalinense subsp. acrispum R. Beauchamp, M. Douglas 1972-3-24 3219 Los Angeles On canyon cliff, San Clemente Island 99 Comment
  SBBG119350  Galium grande V. Soza with M. Acosta 2001-6-20 1299 b Los Angeles above Cold Springs Cyn, E of White Saddle, along Silver Fish Rd (FS Rd 1N29), ca. 1.54 mi E of jct with Van Tassel Truck Trail (FS Rd 1N36) 854 Comment
  RSA682408  Galium grande Valerie L. Soza, Bill Hogshead 2003-5-6 1649 -b Los Angeles Chantry Flat Road (2N41) just below Chantry Flat heliport. 732 Comment
  SD70500  Galium hallii F. Ehrendorfer 1959-6-14 5901 Los Angeles Northeast side of San Gabriel Mountains, Sawmill Canyon at west end of Swartout Valley, between Wrightwood and Lone Pine 2012 Comment
  UCR223275  Galium jepsonii R. G. Swinney 2009-7-29 11447 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA774803  Galium johnstonii R. G. Swinney 2009-7-23 11399 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR280815  Galium nuttallii subsp. insulare Mitch Provance 2017-6-30 617- 37 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  UC1375290  Galium parishii Robert F. Thorne, C. W. Tilforth, and John Dourley 1971-7-27 41065 Los Angeles summit Mt. San Antonio (Old Baldy); San Gabriel Mts., Angeles National Forest 3066 Comment
  RSA573727  Galium porrigens Tim S. Ross, Steve D. Boyd 1992-7-5 6629 Los Angeles Red Mountain: mesic draw draining E from the saddle between the Red Mtn summit area and the 3704 foot knoll to the SE of it. 1024 Comment
  SFV17273  Galvezia speciosa B. N. Nguyen 1998-1-14 Los Angeles Malibu Lagoon State Beach. Along Malibu Creek near ocean. Comment
  SBBG107223  Gambelia speciosa J. Rebman, J. Dunn 1996-4-29 3116 Los Angeles between Eel Cove and Eel Cove Cyn 25 Comment
  RSA601632  Gamochaeta pensylvanica L. C. Wheeler 1967-6-16 9851 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  UC1118553  Gamochaeta pensylvanica J. Horton 1937-6-7 450 Los Angeles Tanbark Flats Pomona Quadrangle, Tanbark Watershed, Tanbark Flats Comment
  UCD132369  Gamochaeta pensylvanica Louis C. Wheeler 1967-6-16 9851 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  CAS-BOT-BC159271  Garrya veatchii Fay A. Mac Fadden 1936-9-6 14741 Los Angeles Mt. Baldy Camp. San Antonio Canyon Comment
  RSA229726  Gayophytum oligospermum Robert F. Thorne 1969-7-2 38207 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA507557  Gayophytum oligospermum Louis C. Wheeler 1967-8-9 10436 Los Angeles San Gabriel Mts. Angeles National Forest: Saddle between Little Bear Creek and Devil s Canyon. 1982 Comment
  UCD170710  Gayophytum oligospermum R. G. Swinney 1998-7-8 6324 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat. 2280 Comment
  LA211147  Geranium dissectum Arthur C. Gibson; 2011-6-8 5353 Los Angeles SANTA MONICA MOUNTAINS, Upper Stunt Trail, Stunt Rd., Calabasas. Comment
  UCR95774  Geranium rotundifolium L. C. Wheeler 1967-7-30 10263 Los Angeles San Gabriel Mtns, Big Cienega Trail Canyon 1143 Comment
  RSA621041  Gilia aliquanta subsp. aliquanta J. Mark Porter 1998-4-27 11827 Los Angeles North Slope San Gabriel Mtns.: Z9 Road, off Largo Vista. 1371 Comment
  RSA596003  Gilia angelensis L. C. Wheeler 1967-5-2 9272 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 381 Comment
  SD45607  Gilia angelensis Darley F. Howe 1953-5-2 2275 Los Angeles Wain Canyon, Catalina Island. Comment
  UC52698  Gilia angelensis Geo. B. Grant Feb 1900 2255 Los Angeles Pasadena Comment
  POM9762  Gilia brecciarum subsp. brecciarum P. A. Munz 1921-4-24 s.n. Los Angeles Sandbergs, Ridge Road. 1524 Comment
  RSA0055773  Gilia capitata R. G. Swinney 2010-4-28 12391 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
  UCR276750  Gilia capitata R. G. Swinney 2010-8-11 13491 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  UC879817  Gilia capitata subsp. abrotanifolia I. W. Clokey 1929-5-8 4486 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 230 Comment
  UCSB29271  Gilia capitata subsp. abrotanifolia Blakley, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  RSA470212  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1890-4-10 s.n. Los Angeles Foothills, Los Angeles. Comment
  RSA591909  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1967-5-2 9271 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 426 Comment
  LA90180  Gilia latiflora D. Birindelli; 1969-4-27 sn Los Angeles Antelope Valley, Antelope Valley, 140th and J Streets Comment
  CAS-BOT-BC226327  Gilia latiflora subsp. davyi Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster Comment
  RSA469369  Gilia latiflora subsp. latiflora Francis M. Ball, Cameron Blake, Jane Turner 1962-6-2 SK&F- 967 Los Angeles Big Pines Highway midway between Pearblossom and Valyermo 1037 Comment
  SBBG52432  Gilia nevinii M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UCR204204  Gilia nevinii Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 151 Los Angeles Channel Islands, San Clemente Island, North Head, top of slopes between 1st and 2nd terrace point at North Head Rock 12 Comment
  RSA0024506  Gilia nevinii R. F. Thorne 1980-4-27 54151 Los Angeles Santa Catalina Island. From Blackjack Camp into Cape Canyon Comment
  UCR223782  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-5-27 10902 Los Angeles Transverse Range; San Gabriel Mtns., South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  UCR277710  Gilia ochroleuca subsp. vivida B. C. Templeton 1932-5-31 4858 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Camp, Angeles National Forest 2195 Comment
  SEINET3245863  Gilia splendens R. G. Swinney 2009-1 10936 Los Angeles Transverse Range; San Gabriel Mtns.: Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UCR68334  Gilia splendens R. H. Podolsky 1990-6-1 01 Los Angeles San Dimas Experimental Forest, Tanbark Flats Experimental Station 854 Comment
  UCR47375  Gilia splendens subsp. grantii David Charlton 1986-6-15 240 .5 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  UCR281978  Gilia stellata R. G. Swinney 2014-4-24 16204 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  RSA747065  Gnaphalium californicum R. G. Swinney 2008-5-30 8898 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  UCR240244  Gnaphalium californicum Dan S. Cooper 2012-9-26 912- 60 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  UCR180039  Gnaphalium canescens R. G. Swinney, Dave Larson 1996-8-7 5230 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  UCR152452  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Lee Jones 2005-4-8 29339 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA762694  Gnaphalium palustre R. G. Swinney 2008-7-24 9354 Los Angeles Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  RSA226075  Gnaphalium palustre R. F. Thorne, C. W. Tilforth 1971-6-17 39916 Los Angeles Near small pond in canyon below Placerita Canyon road 2.6 mile below junction with Sand Canyon road; W end San Gabriel Mts. 549 Comment
  CAS-BOT-BC110279  Grayia spinosa D. B. Dunn 1947-4-16 2935 Los Angeles 1 mile north of Palmdale. Mohave Desert. Comment
  OBI49589  Gutierrezia californica David J. Keil 1986-9-27 19734 -2 Los Angeles NW Los Angeles County; along I-5, just S of Hungry Valley Rd exit. roadside pullout 914 Comment
  SBBG127526  Hainardia cylindrica M. L. Hoefs, S. A. Junak, M. Gay 1997-6-6 2786 Los Angeles upper Buffalo Springs reservoir 435 Comment
  SBBG128221  Hainardia cylindrica M. L. Hoefs, S. A. Junak 1997-6-4 2765 Los Angeles deep tank reservoir, by rd above Empire Landing 106 Comment
  PASA1713  Haplopappus pinifolius Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  UCR78093  Haplopappus squarrosus subsp. grindelioides David Charlton 1991-7-5 5508 Los Angeles San Gabriel Mtns., Elizabeth Lake Canyon, Lake Hughes Rd. bridge near Warm Spring Cyn. 396 Comment
  CATA466  Harpagonella palmeri Sara L. Crockett, Steve Junak 1997-3-27 608 Los Angeles Santa Catalina Island: N slope of Little Harbor, directly above beach; ca. 50 m upslope 42 Comment
  SBBG49360  Harpagonella palmeri S. A. Junak with M. L. Hoefs, J. Takara 1998-3-22 SCa 514 Los Angeles coastal slope NE of Little Harbor Cmpgrd 30 Comment
  SBBG17779  Hazardia cana P. H. Raven 1962-5-10 17730 Los Angeles large Cyn W of Thirst 304 Comment
  SD249143  Hazardia cana Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2199 Los Angeles San Clemente Island, Horse Beach Canyon, ca. 2.5 miles north of China Point. 182 Comment
  RSA0094089  Hazardia squarrosa var. grindelioides Richard G. Swinney 2011-11-3 15996 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
  UCSB6582  Hazardia squarrosa var. grindelioides Kraebel, C. 1927-1 Los Angeles Angeles Forest; Mt. Wilson Road Comment
  UCR61067  Hedera helix R. G. Swinney 1989-7-6 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon, 1 mi. east of Glendora Mtn. Rd. 428 Comment
  UCR50857  Hedypnois cretica A. C. Sanders 1988-5-18 7825 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA592368  Helenium puberulum Mark Hoefs 1974-4-30 433 Los Angeles Santa Catalina Island: by trail in Hermit's Gulch. 91 Comment
  UCR258864  Helianthus annuus R. G. Swinney 2010-3-16 11938 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  SEINET11839634  Helianthus annuus R. F. Thorne, Tilforth, C. W. 1971-1 41531 Los Angeles San Gabriel Mts., Angeles National Forest or near entrance thereto & below entrance to wooded area 381 Comment
  CAS-BOT-BC305685  Helianthus gracilentus Peter H. Raven; Henry J. Thompson 1959-10-18 14683 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Along Decker Road 1.8 miles south of Mulholland 487 Comment
  LA200226  Helianthus gracilentus Jonathan Sauer; D. Bradbury 1969-7-14 4609 Los Angeles Santa Monica Mountains, above Woodland Hills Comment
  POM126524  Heliotropium curassavicum var. oculatum R. L. Pendleton 1909-7-6 s.n. Los Angeles Catalina Cove, Santa Catalina Island. Comment
  RSA0091526  Heliotropium curassavicum var. oculatum R. G. Swinney 2010-6-29 13394 Los Angeles Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  RSA594349  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
  RSA0127176  Heliotropium curassavicum var. oculatum Louis C. Wheeler 1967-7-23 10167 Los Angeles Barrel Springs. San Andreas Fault zone. Comment
  RSA127790  Heliotropium curassavicum var. oculatum H. J. Thompson, P. Raven 1959-9-6 14374 Los Angeles At mouth of Malibu Creek 5 Comment
  SBBG128441  Helminthotheca echioides M. L. Hoefs 1995-5-23 2118 Los Angeles Middle Cyn at Thompson Reservoir 195 Comment
  SFV4075  Helminthotheca echioides M. L. Vincent 1962-8-1 283 Los Angeles San Fernando Valley Reseda. 6716 Kurl Way. In parkway. Comment
  CAS-BOT-BC310108  Hemizonella minima A. J. McClatchie 1896-5-1 s.n. Los Angeles Wilson's Peak, near Pasadena Comment
  UCR205709  Hemizonia fasciculata A. C. Sanders, T. B. Salvato 2009-5-18 36806 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  POM30657  Hemizonia fasciculata Marcus E. Jones 1902-4-27 s.n. Los Angeles Santa Catalina Island Comment
  UCR129502  Herniaria hirsuta subsp. cinerea A. C. Sanders, Mark Elvin 2002-6-20 25223 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
  UCR142552  Hesperocnide tenella L. C. Wheeler 1932-5-4 684 Los Angeles San Gabriel Valley, San Gabriel Wash 107 Comment
  RSA562724  Hesperocnide tenella Tim S. Ross, Chrystal Spore 1993-3-30 s.n. Los Angeles Claremont: E boundary between RSABG and the Bernard Field Station, ENE of the Administration Building, on southerly granitic alluvial fan. 427 Comment
  SFV21029  Hesperocyparis forbesii L. Gross 2002-2-23 480 Los Angeles Verdugo Mountains Northeast side of mountains along Beaudry North Mountainway (dirt road). From bottom of Deer Creek this road leads to the main crest of the Verdugo's. Entered at the intersection of Beaudry Blvd. and Beaudry Terrace. 366 Comment
  UC1348881  Hesperolinon micranthum Robert F. Thorne 1967-5-18 36880 Los Angeles dry slope above Wild Boar Gully (Cercocarpus Arroyo); Santa Catalina Island, Salta Verde 213 Comment
  LA1428  Hesperoyucca whipplei Bruce Douglas Clayton; Greg Shaw 1972-3-30 28 Los Angeles SANTA MONICA MOUNTAINS, Mountain Park Research Campus, N end of Drawbridge firebreak. 618 Comment
  UC484146  Heteromeles arbutifolia E. R. Johnson 1930-1-30 Los Angeles upper Avalon Canyon; Catalina Island Comment
  UC860308  Heteromeles arbutifolia L. W. Nuttall 1920-5-5 117 Los Angeles Santa Catalina Island Comment
  SEINET6710053  Heteromeles arbutifolia var. macrocarpa J. H. Barber 1897-7-21 276 Los Angeles Santa Monica Forestry Station Comment
  RSA0074516  Heterotheca fastigiata L. C. Wheeler 1968-8-8 s.n. Los Angeles San Gabriel Mountains: About 1/2 mile downstream from trail camp in Devils Canyon. 1189 Comment
  CATA350  Heterotheca grandiflora Mark L. Hoefs 1973-7-20 394 Los Angeles Santa Catalina Island: By northwest corner of Middle Ranch Reservoir 182 Comment
  UCR205949  Heterotheca grandiflora A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37079 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  UCR209427  Heuchera R. G. Swinney 2008-9-13 9456 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  JEPS86614  Heuchera caespitosa L. R. Heckard, J. C. Hickman, M. Wolf and S. D'Alcamo 1989-5-21 6729 Los Angeles 1.6 mi w of Mt. Baldy Rd (Glendora Ridge Rd, n facing road bank); San Gabriel Mountains 1371 Comment
  CAS-BOT-BC48169  Heuchera elegans Robert F. Thorne 1971-8-25 41284 Los Angeles San Gabriel Mts., Angeles National Forest: Along trail from Windy Gap to Mt. Hawkins on rocky ridge. 2438 Comment
  SFV16360  Heuchera elegans anon. 1992-5-25 Los Angeles San Gabriel Mountains Road up to Mount Wilson from Red Box. Comment
  RSA311406  Hirschfeldia incana Cheryl A. Lawson 1971-6-26 411 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  UC1870233  Hirschfeldia incana LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 692 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  LA30872  Hirschfeldia incana Peter H. Raven; Jane Turner, Barbara Whitesel C 150 Los Angeles Santa Monica Mountains, Point Dume Comment
  UCD115074  Hirschfeldia incana Donald R. Bissing 1973-6-2 152 Los Angeles Evey Canyon, San Gabriel Mountains. Comment
  UCR101209  Holocarpha heermannii Steve Boyd, L. Raz 1997-6-18 9984 Los Angeles San Gabriel Mtns., N base of Portal Ridge along the Broad Cyn Motorway, east of the mouth of Broad Cyn, edge of the Antelope Valley. 951 Comment
  RSA584855  Holodiscus discolor Tim S. Ross 1993-6-1 7358 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 774 Comment
  UCR129364  Holodiscus discolor var. discolor Joseph A. Ewan 1933-7-4 7853 Los Angeles San Gabriel Mtns., Sturtevant Trail, Santa Anita Canyon 1067 Comment
  UCR194631  Holodiscus microphyllus R. G. Swinney 1998-8-13 6738 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  UCR118158  Hordeum murinum Scott D. White 1996-4-13 3934 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  UCR51317  Hordeum murinum A. C. Sanders 1988-2-3 7598 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  RSA552521  Hordeum vulgare D. Charlton 1991-5-27 5301 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
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Jul 30 2014
  RSA563031  Hordeum vulgare D. Charlton 1991-5-27 5301 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
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Jul 30 2014
  RSA601622  Horkelia cuneata subsp. puberula Louis C. Wheeler 1967-6-16 9855 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line, Millard Canyon. 579 Comment
  SBBG106791  Hornungia procumbens V. Soza with L. Gross 2002-4-3 1382 Los Angeles W side of Bouquet Cyn, cyn opposite Texas Cyn 549 Comment
  SEINET957341  Hosackia crassifolia V. Duran 1933-1 3504 Los Angeles Horse Flats, San Gabriel Mts. Locally gregarious on drained slopes in the jeffrey pine forest. 1676 Comment
  CAS-BOT-BC311971  Hulsea heterochroma Timothy S. Ross; Steve Boyd 1994-5-10 7748 Los Angeles Liebre Mountains. Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  UCR272948  Hulsea heterochroma R. G. Swinney 2011-8-5 15609 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA585908  Hulsea vestita subsp. gabrielensis Timothy S. Ross, S. D. Boyd 1990-5-23 2608 Los Angeles Mt. Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. San Gabriel Mountains. 1720 Comment
  CAS-BOT-BC312622  Hulsea vestita subsp. vestita Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Hwy. 2 near Camp Valcrest, San Gabriel Mts. 1828 Comment
  SEINET12221310  Hymenosporum flavum W. F. Wight 1907-1 1683 Los Angeles Los Angeles, Elysian Park Comment
  RSA596809  Hypochaeris glabra Timothy S. Ross, J. Mark Porter 1995-5-4 8483 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SBBG113147  Hypochaeris glabra S. A. Junak with M. L. Hoefs, J. Takara 1997-3-28 SCa 369 Los Angeles N side of Cherry Cove, at Birdie Chester grave site 21 Comment
  POM361279  Isocoma menziesii var. vernonioides Anstruther Davidson 1887-1 1990 Los Angeles [Unspecified] Comment
  RSA678916  Isocoma menziesii var. vernonioides Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  UC1093115  Isomeris arborea Richard Snow 1957-3-2 Los Angeles Point Dume Comment
  UCR124254  Ivesia santolinoides L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns, Summit of Pallett Mountain 2366 Comment
  UCD133399  Jaumea carnosa P. Schiffman; R. van de Hock 1996-7-29 s.n. Los Angeles Santa Catalina Island, Ballast Point - low finger of land extending into Catalina Harbor. Comment
  SEINET12033434  Juglans californica J. F. Bright, Wyman, C. 1933-1 8147 Los Angeles Mountains around Hollywood Comment
  RSA593501  Juglans californica var. californica Steve Boyd, Mike Wall 1996-5-16 8766 Los Angeles Liebre Mountains, Charlie Canyon in vicinity of prominent sandstone outcrop visible from Lake Hughes Road east of Castaic Lake 549 Comment
  CAS-BOT-BC412808  Juglans hindsii R. E. Riefner, Jr. 2014-8-6 14 -263 Los Angeles San Fernando Valley, City of Los Angeles, Van Nuys, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, vicinity of Haskell Creek at Woodley Park, E of Woodley Ave, W of San Diego Freeway, N of Burbank Blvd 213 Comment
  CAS-BOT-BC110036  Juncus acutus Peter H. Raven; Henry J. Thompson 1959-10-4 14556 Los Angeles Santa Monica Mountains. Coast Highway opposite Canfield's Pacific Palisades. 12 Comment
  UCR255499  Juncus balticus Dan S. Cooper 2014-6-26 614- 37 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, lower Brush Canyon 194 Comment
  SBBG77274  Juncus bufonius F. R. Fosberg 1931-5-4 4751 Los Angeles Middle Ranch Cyn, second bridge below Eagle's Nest 140 Comment
  SD69568  Juncus bufonius Robert F. Thorne 1966-6-1 36496 Los Angeles Santa Catalina Island, bed and wet margins of stream flowing from reservoir at upper end of Cape Canyon. 334 Comment
  POM246810  Juncus bufonius F. R. Fosberg 1931-5-4 S- 4751 Los Angeles Middle Ranch Canyon, 2nd bridge below Eagle s Nest, Santa Catalina Island 140 Comment
  RSA0028821  Juncus bufonius Carl B. Wolf 1932-5-12 3608 Los Angeles Middle Ranch Canyon, near bridge on lower road to Isthmus, Santa Catalina Island 30 Comment
  HSC95820  Juncus covillei L. C. Wheeler 1954-9-1 7088 Los Angeles San Gabriel Mtns., Little Rock Creek at Buckhorn Comment
  UCR271539  Juncus ensifolius R. G. Swinney 2011-10-13 15802 A Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  POM1623  Juncus macrophyllus I. M. Johnston 1917-6-14 1342 Los Angeles West of Pomona. Comment
  UCR182852  Juncus macrophyllus R. G. Swinney 1997-8-6 5765 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  UCR204855  Juncus macrophyllus R. G. Swinney 2005-8-9 8399 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCR172295  Juncus mexicanus Anuja Parikh, Nathan Gale 2005-7-16 2141 Los Angeles Santa Clara River Valley, Newhall Ranch, along of the Santa Clara River, just below Del Valle and the mouth of Chiquito Canyon, study area 13 274 Comment
  UC842817  Juncus rugulosus I. Johnston 1917-6-14 1341 Los Angeles w of Pomona Comment
  UCR269135  Juncus rugulosus Orlando Mistretta, Christine Mistretta 2011-7-6 5902 Los Angeles San Gabriel Mountains, Fall Creek Canyon, tributary of North Fork Mill Creek, along Forest Road 3N27 1239 Comment
  RSA368078  Juncus rugulosus Anstruther Davidson 1923-9-1 s.n. Los Angeles [Los Angeles] River at Griffith Park. Comment
  RSA729227  Juncus saximontanus R. G. Swinney 1998-7-10 6410 Los Angeles Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground. Canyon bottom with riparian forest of Alnus rhombifolia, surrounded by montane coniferous forest and chaparral. 1585 Comment
  JEPS63810  Juncus textilis Samuel B. Parish Jun 1887 1937 Los Angeles San Fernando Misson Comment
  RSA0036820  Juncus tiehmii Justin M. Wood 2011-7-7 4331 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  JEPS48226  Juniperus californica Frank W. Peirson 1919-5-10 427 Los Angeles Arraster Creek San Gabriel Mountains, Arraster Creek 853 Comment
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Aug 21 2014
  UC183954  Juniperus californica A. D. E. Elmer 1902-6-1 3633 Los Angeles Palmdale Comment
  UCR149485  Keckiella antirrhinoides Valerie Soza, L. Moore 2000-5-30 974 Los Angeles Transverse Range; Liebre Mountains, San Franisquito Canyon, at Los Angeles Dept. of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, west of San Francisquito Canyon Road 488 Comment
  HSC95556  Keckiella cordifolia John Dittes 1990-6-11 91 Los Angeles San Gabriel Mtns., La Tuna Canyon, N slope of Verdugo Mtn., 0.8 mi. E of debris basin dam, small tributary canyon with drainage on S side of L Tuna Canyon Rd. 424 Comment
  SBBG95604  Keckiella cordifolia M. B. Dunkle 1939-4-6 7287 Los Angeles Mosquito Harbor Comment
  CDA41416  Keckiella cordifolia P. B. Kennedy May 1917 s.n. Los Angeles Hollywood Banks, near Los Angeles. 0 Comment
  RSA400471  Keckiella ternata subsp. ternata Geo. L. Moxley 1913-9-1 182 Los Angeles Summit of Mt. Wilson. Comment
  LA82506  Koeleria macrantha O. H. Kappler; 1943-5-23 470 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA264485  Koeleria macrantha Victor Duran 1933-7-9 3505 Los Angeles Horse Flats, San Gabriel Mountains. 1677 Comment
  UC73940  Laennecia coulteri J. Q. Adams 1905-1-1 14 Los Angeles Soldier's Soldier's Home Comment
  POM1250  Lamarckia aurea B. Sanford 4 Los Angeles Claremont. Comment
  POM352649  Lamarckia aurea Jack Rempel 1932-3-27 s.n. Los Angeles El Segundo. Comment
  UCD63391  Lamarckia aurea Louis C. Wheeler 1934-3-23 2459 Los Angeles 1/4 mi. above Dam, San Dimas Canyon, San Gabriel Mts. 426 Comment
  UCR131408  Lamarckia aurea Alison Lipman 1998-4-16 s.n. Los Angeles South Coastal Plains Region, George F Canyon, Palos Verdes Peninsula 305 Comment
  SD129270  Lampranthus tenuifolius Andrew C. Sanders 1988-2-18 7689 Los Angeles El Segundo Dunes, West of L.A.International Airport between Pershing Dr. and vista Del Mar Blvd 4 Comment
  RSA747093  Lantana montevidensis A. C. Sanders, T. B. Salvato 2009-5-19 36837 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  UCR140602  Larrea tridentata Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-17 3- 26 Los Angeles San Gabriel Mtns/Mojave Desert, Route 18 at W 263 Street, Site L3 1033 Comment
  SBBG61764  Lastarriaea coriacea R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  CAS-BOT-BC338135  Lasthenia californica Carl B. Wolf 1932-5-10 3518 Los Angeles Santa Catalina Island. Along the equestrian trail, back of Avalon 259 Comment
  CAS-BOT-BC354220  Lasthenia coronaria Lilian Wheeler 1895-3-16 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC329158  Lasthenia glabrata subsp. coulteri E. Braunton 1907-1-1 s.n. Los Angeles Coast of Los Angeles county Comment
  UC893749  Lasthenia gracilis F. R. Fosberg 1931-3-27 S 4410 Los Angeles near Avalon; Santa Catalina Island, Hamilton Canyon 80 Comment
  POM361545  Lasthenia gracilis M. V. Hood 1940-4-7 s.n. Los Angeles Between San Fernando and Newhall 427 Comment
  CAS-BOT-BC367544  Lasthenia microglossa Ernest C. Twisselmann 1962-4-18 6946 Los Angeles Liebre Mountain: 0.25 mile northwest of the old Leibre Ranch headquarters 1066 Comment
  CAS-BOT-BC204907  Lathyrus Peter H. Raven 1962-2-5 16880 Los Angeles Unspecified 335 Comment
  RSA405723  Lathyrus vestitus F. R. Fosberg 1931-4-13 S- 4582 Los Angeles Santa Catalina Island. Renton Mine, Pebble Beach Canyon, lf. fk. [sic][left fork?] 220 Comment
  RSA405690  Lathyrus vestitus subsp. laetiflorus Freda Detmers 1929-4-21 s.n. Los Angeles Topango Canyon Comment
  RSA405668  Lathyrus vestitus subsp. laetiflorus Ella M. Kennedy 1923-2-26 s.n. Los Angeles S. Pasadena Comment
  RSA405676  Lathyrus vestitus subsp. laetiflorus Robert M. Perkins 1935-3-24 17 Los Angeles Topanga Canyon Comment
  RSA405688  Lathyrus vestitus subsp. laetiflorus James Clizbe 1930-4-2 s.n. Los Angeles Griffith Park Comment
  RSA527723  Lathyrus vestitus subsp. laetiflorus T. S. Ross, Annette Ross 1991-3-7 4151 Los Angeles Elephant Hill, western Pomona. 230 Comment
  POM8270  Lathyrus vestitus subsp. laevicarpus P. A. Munz, R. D. Harwood 1921-5-17 3978 Los Angeles Topango Canyon, Santa Monica Mountains 152 Comment
  POM250342  Lathyrus vestitus var. vestitus I. W. Clokey 1931-3-11 5331 Los Angeles San Gabriel Canyon 800 Comment
  RSA434052  Lavatera assurgentiflora subsp. assurgentiflora F. R. Fosberg 1931-7-12 S 5390 Los Angeles Bird Rock, Santa Catalina Island. Comment
  UC1928578  Layia glandulosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 57 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
  UCD168224  Layia glandulosa J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  CATA2980  Layia platyglossa Peter J. Dixon 2015-2-19 011 Los Angeles Santa Catalina Island: Near Two Harbors, on ridge 1.5 miles SSE of village of Two Harbors. 320 Comment
  UC1302269  Layia platyglossa Robert F. Thorne and P. C. Everett 1964-2-6 33305 Los Angeles w Isthmus Cove (Santa Catalina Island); Santa Catalina Island 30 Comment
  UC53917  Layia platyglossa Ernest Braunton 1903-3-1 833 Los Angeles Playa del Rey Comment
  UCD133994  Layia platyglossa Daryl Koutnik; Vickie Dawes 1978-4-20 386 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  CAS-BOT-BC380213  Layia platyglossa Louis C. Wheeler 1936-4-12 644 Los Angeles Mouth Brown Canyon, Santa Monica Mts. 137 Comment
  SEINET11811315  Layia platyglossa J. F. Bright, Wyman, C. 1933-1 8366 Los Angeles San Fernando Valley Comment
  UCR169503  Lemna A. C. Sanders, Mark Elvin 2002-6-19 25166 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
  UCR255944  Lepechinia fragrans D. E. Bramlet, Sandra L. Leatherman 2011-6-13 4870 Los Angeles Transverse Ranges; San Gabriel Mountains, Big Tujunga Canyon, 15 m west of Big Tujunga Canyon Rd & 80 m south of the access road to Big Tujunga Dam 67 Comment
  UCR89942  Lepidium dictyotum Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  RSA782488  Lepidium didymum R. G. Swinney 2009-4-13 10316 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  CAS-BOT-BC89170  Lepidium draba Timothy S. Ross 1992-4-21 6208 Los Angeles San Gabriel Mountains. Glendora Ridge Road. On the divide between upper East Fork San Dimas Canyon and Lower Cow Canyon. 1328 Comment
  RSA184049  Lepidium fremontii I. L. Wiggins 1966-4-15 20587 Los Angeles Desert wash immediately east of J. F. L. Motel, Pearlblossom. Mohave Desert. Comment
  RSA429611  Lepidium lasiocarpum Anstruther Davidson 1893-4-10 s.n. Los Angeles Azusa. Comment
  POM121543  Lepidium nitidum Marcus E. Jones 1882-11-29 3036 Los Angeles Pasadena. Comment
  SBBG70849  Lepidium perfoliatum R. Hoffmann 1929-4-27 Los Angeles near Redman Comment
  RSA603097  Lepidium virginicum var. pubescens L. C. Wheeler 1936-6-26 4191 Los Angeles Tanbark Flat, San Dimas Canyon, San Gabriel Mts. 853 Comment
  UCR124766  Lepidospartum squamatum B. C. Templeton 1932-8-26 5114 Los Angeles San Gabriel Mtns., Big Rock Creek, near Vincent Gap, Angeles National Forest 1905 Comment
  UCR126236  Lepidospartum squamatum A. C. Sanders 2003-3-14 25762 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR206130  Lepidospartum squamatum A. C. Sanders, T. B. Salvato 2009-5-29 37047 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  UCSB7155  Lepidospartum squamatum Philbrick, Ralph 1954-9-30 Los Angeles The south slope of San Antonio Canyon 701 Comment
  JEPS104690  Leptodactylon californicum John L. Morrison 1936-12-23 1963 Los Angeles Comment
  RSA648214  Leptodactylon californicum Stephen Hill 1981-2-2 14 Los Angeles 0.7 mi. S. of Silverbit on Valley Center in open field on N. side of road. Comment
  RSA469984  Leptosiphon androsaceus L. C. Wheeler 1932-4-9 591 Los Angeles 1 mi. W mouth Kings Canyon, near Elizabeth Lake. 976 Comment
  UCR223441  Leptosiphon ciliatus R. G. Swinney 2009-6-3 11057 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC339271  Lessingia glandulifera var. glandulifera Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3746 Los Angeles San Gabriel Mountains. Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1950 Comment
  CAS-BOT-BC339276  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-31 3089 Los Angeles Newhall 365 Comment
  SFV4017  Lessingia glandulifera var. glandulifera M. L. Vincent 1962-10-4 297 Los Angeles San Gabriel Mountains Lost Canyon Road, 0.25 miles north of Sand Canyon. 475 Comment
  UC166733  Lessingia glandulifera var. glandulifera unknown 1906-9-14 Los Angeles Pasadena Comment
  UC284739  Lessingia glandulifera var. peirsonii P. A. Munz 1923-6-9 6936 Los Angeles near Elizabeth Lake (canyon n of Pine Canyon) 1219 Comment
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Feb 15 2016
  CAS-BOT-BC283716  Leymus condensatus Timothy S. Ross; Steve Boyd 1994-9-20 8243 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along S side of Bouquet Canyon Road 993 Comment
  RSA730749  Leymus condensatus A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26118 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  CAS-BOT-BC274472  Leymus triticoides Peter H. Raven 1962-5-22 17851 Los Angeles Santa Catalina Island, about 1 mile below Middle Ranch Comment
  UCR126692  Ligustrum lucidum A. C. Sanders, Andy Thomson 2003-4-15 26011 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  RSA409972  Limonium californicum Anstruther Davidson 1920-8-1 3404 Los Angeles Alamitos Bay Comment
  OBI11597  Limonium perezii Ron Pecoff 1961-4-27 s.n. Los Angeles Playa del Rey Comment
  RSA527690  Limonium perezii Tim S. Ross, Annette H. Ross 1991-6-3 5512 Los Angeles West Pomona. 256 Comment
  SBBG13198  Limonium perezii E. R. Blakley 1962-6-10 5211 Los Angeles above camp area, Wilson Cove 30 Comment
  UC1728657  Linanthus breviculus Richard Olmstead 1986-6-8 789 Los Angeles near picnic ground at Chilao Chilao 1600 Comment
  LA52332  Linanthus californicus A. H. Lange; 1951-3-27 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA468484  Linanthus californicus David Young 1969-3-15 P- 399 Los Angeles 3 mi. NW of Chasworth, California S. of Hwy 118 on Santa Susana Rd. 293 Comment
  CHSC95920  Linanthus concinnus LeRoy Gross; Valerie Soza 2003-6-10 1025 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southwestern side of Mount Baldy Notch, along San Antonio Falls Road (3N01), just above Miners Bowl. UTM Zone; 3792189N 0443710E. 2333 Comment
  RSA679921  Linanthus concinnus LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 930 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  UC1870157  Linanthus concinnus LeRoy Gross, Valerie Soza 2003-6-10 1024 Los Angeles Transverse Ranges; San Gabriel Mountains region; Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., ca. 2.5 miles south of Mount San Antonio summit along trail. Near 34.26427N, 117.65635W. Comment
  CATA429  Linanthus dianthiflorus Sara L. Crockett, Sheila Schueller 1997-3-8 567 Los Angeles Santa Catalina Island: Valley of the Ollas, 2.8 miles W on Empire Landing Road from jct. with Airport Road; N side of road, ca. 200 m toward San Pedro Channel 268 Comment
  RSA600403  Linanthus dichotomus Steve Boyd, Lauren Raz 1997-5-1 9644 B Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCD118672  Linanthus parryae James Henrickson 1965-4-22 1925 Los Angeles Mojave Desert: Along Highway 138, 1 mile SE of junction with Highway from Victorville and 25 miles W from Victorville. 975 Comment
  UCSB7544  Linanthus parryae Phillips, Priscilla 1958-4-26 Los Angeles 2 miles south of Palmdale, route 138 Comment
  RSA17059  Linanthus pungens C. B. Wolf 1936-5-27 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon to Buckhorn Flats Road, 4.4 mi. above Tie Camp Summit. 1829 Comment
  RSA586687  Linanthus pungens Orlando Mistretta, Mark Elvin 1995-6-20 1788 Los Angeles San Gabriel Mountains: Bare Mountain Canyon, head of drainage, E of Pacifico Mtn, at end of Forest Rd. 3N7E. 2073 Comment
  RSA468506  Linanthus pungens subsp. pulchriflorus Anstruther Davidson 1893-4-12 s.n. Los Angeles Mt. Disappointment Comment
  SBBG70458  Lithophragma affine M. N. Ackley -Mar-1926 1001 Los Angeles Eagle Rock 213 Comment
  RSA710752  Lithophragma affine subsp. mixtum Valerie L. Soza, Bill Hogshead 2003-4-23 1643 Los Angeles Brand Park, ridgetop between Brand Canyon and Childs Canyon. 610 Comment
  RSA641187  Lithophragma bolanderi R. F. Thorne 1971-4-23 41467 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  RSA436336  Lobelia dunnii var. serrata L. C. Wheeler 1931-9-6 61 Los Angeles Wolfskill Canyon, San Gabriel Mountains 533 Comment
  RSA436046  Lobularia maritima Anstruther Davidson 1916-07 s.n. Los Angeles Crescenta. Comment
  RSA0106842  Logfia filaginoides R. G. Swinney 2011-5-10 14639 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  SD197680  Logfia filaginoides R. G. Swinney 2008-3-26 8564 Los Angeles San Gabriel Mountains: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Canyon. 353 Comment
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Apr 29 2011
  UCR272562  Logfia filaginoides R. G. Swinney 2011-6-7 15032 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA0106837  Logfia gallica R. G. Swinney 2011-5-10 14642 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  SBBG109043  Logfia gallica S. A. Junak 1996-5-30 SCl 550 Los Angeles SE of Twin Dams ca. 0.22 mi NW of Camera Pad Boulder 1 548 Comment
  CHSC110024  Lolium multiflorum V. Soza; LeRoy Gross 2001-5-22 1238 Los Angeles Transverse Ranges, San Gabriel Mountains region: Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  UC1109371  Lolium perenne Peter H. Raven 1962-5-8 17617 Los Angeles Wilson Cove San Clemente Island (barracks area); , Wilson Cove 91 Comment
  RSA151231  Lolium perenne subsp. multiflorum P. H. Raven 1962-4-12 17348 Los Angeles Nears docks, Wilson Cove; San Clemente Island 15 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
  POM356949  Lolium perenne subsp. multiflorum F. R. Fosberg 1930-6-26 S- 3004 Los Angeles Culver Garden. 15 Comment
  UC1714472  Lolium temulentum D. L. Crawford 1916-5-20 Los Angeles mts above Claremont; mts. above Claremont Comment
  RSA0012122  Lomatium dasycarpum Mark A. Elvin 2003-5-1 2497 Los Angeles Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  RSA785653  Lomatium lucidum K. Dobry 1992-2-16 1048 Los Angeles West Santa Monica Mts. 5 mil No of Pacific Coast Hwy. along E. Arroyo Sequit at Camp Shalom Comment
  UC1057257  Lomatium lucidum Mildred E. Mathias 1957-4-4 3158 Los Angeles 2.5 mi. s.w. Decker Fire Station (Decker Canyon Rd.) Comment
  UCR179966  Lomatium nevadense R. G. Swinney 1996-5-27 4741 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  RSA588095  Lomatium nevadense var. parishii Orlando Mistretta 1994-5-31 1264 Los Angeles San Gabriel Mountains: Santiago Canyon: N slope of Pacifico Mountain. 2119 Comment
  UCR183991  Lomatium utriculatum A. C. Sanders 2007-4-19 33413 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA452146  Lomatium vaginatum L. C. Wheeler 1934-4-15 2524 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  SEINET4419199 Image available Lonicera catalinensis E. C. Knopf 1921-1 139 Los Angeles Comment
  SBBG13637  Lonicera hispidula E. R. Blakley 1962-10-5 5421 Los Angeles 1.4 mi up cyn from White's Cove at the water tank 30 Comment
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Apr 16 2012
  RSA229111  Lonicera interrupta R. F. Thorne, C. W. Tilforth 1971-6-29 40708 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  SFV16665  Lonicera interrupta P. Wilson, J. M. Albert 1996-6-12 3440 Los Angeles San Gabriel Mountains Off Highway 2 at mile marker 52.85, near Three Points. 1799 Comment
  JEPS97686  Lonicera subspicata var. denudata Annetta M. Carter, Arthur Carter 1935-9-8 954 Los Angeles Canyon at head of Auburn Ave. Sierra Madre. 381 Comment
  UC28539  Lonicera subspicata var. denudata J. H. Barber 1897-1-9 10 Los Angeles Santa Monica Canyon Comment
  UCR180010  Lotus R. G. Swinney 1996-4-9 4586 Los Angeles San Gabriel Mtns, San Dimas Canyon, 0.2 mi. north of Golden Hills Rd at San Dimas Cyn Rd. 396 Comment
  RSA273199  Lotus Glenn A. Gorelick 1978-4-8 s.n. Los Angeles Santa Catalina Island. Canyon west of Cottonwood Canyon. Comment
  UCR137720  Lotus argophyllus var. argophyllus L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  RSA25764  Lotus argophyllus var. ornithopus C. B. Wolf 1941-6-24 10888 Los Angeles NW side of Isthmus Harbor, Santa Catalina Island. 46 Comment
  UCR128001  Lotus corniculatus Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2992 Los Angeles Santa Clarita Valley, S side of the Santa Clara River, c. 200 m upstream from the mouth of Potrero Creek 274 Comment
  UC284171  Lotus crassifolius var. crassifolius P. A. Munz 1923-5-26 6831 Los Angeles Big Rock Creek San Gabriel Mts. 1920 Comment
  POM21385  Lotus heermannii George B. Grant 1904-6-17 s.n. Los Angeles Arroyp Seco Canyon Comment
  UCR219894  Lotus heermannii R. G. Swinney, Jane Strong 2009-4-21 10424 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  POM7441  Lotus heermannii var. heermannii C. F. Baker 1903-8-2 7478 Los Angeles San Gabriel Mountains: San Antonio Canyon near Claremont. Comment
  RSA714884  Lotus humistratus A. C. Sanders, Mark A. Elvin 2003-4-14 25960 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  RSA547474  Lotus oblongifolius var. oblongifolius T. S. Ross 1992-7-24 6767 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  UCR137719  Lotus procumbens var. procumbens L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Juniper Hills Road, Juniper Hills, just north of road 1372 Comment
  UCR94479  Lotus procumbens var. procumbens Orlando Mistretta 1992-5-4 233 Los Angeles San Gabriel Mtns., San Gabriel Mountains, Little Rock Creek, Alimony Ridge 1463 Comment
  UCR256223  Lotus purshianus R. G. Swinney 2010-6-4 13034 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UC1129241  Lotus purshianus var. purshianus Jerome S. Horton 1935-7-18 210 Los Angeles above Dalton Canyon C.C.C. Camp; Pomona Quad. 426 Comment
  UC207654  Lotus salsuginosus R. L. Pendleton 1909-7-2 1375 Los Angeles road e of Avalon; Santa Catalina Island 9 Comment
  UC527635  Lotus scoparius C. B. Wolf 1931-7-2 Los Angeles 0.5 mi above the bridge on the road from Sunland to San Fernando; Little Tujunga Wash 335 Comment
  RSA406855  Lotus scoparius James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  SFV4238  Lotus scoparius C. M. Wainwright 1967-5-11 s. n. Los Angeles Santa Monica Mountains 0.25 miles of Topanga Canyon Blvd. off of Hillside Drive. 412 Comment
  RSA0053898  Lotus strigosus R. G. Swinney 2010-5-11 12621 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
  RSA653773  Lotus strigosus J. Bogdanoff-Lord 1989-5-24 29 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  UCR187122  Lotus strigosus A. C. Sanders 2006-4-10 31982 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA249814  Lotus strigosus R. F. Thorne 1973-4-25 43381 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  UC1594417  Lotus strigosus Tim Ross 1992-4-14 6179 Los Angeles above Nanny Canyon drainage channel (87 degrees s and ca 280 m distant from where drainage meets the sea, central e side of San Clemente Island); San Clemente Island 76 Comment
  UCD170856  Lupinus R. G. Swinney 2009-5-9 10707 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway. 183 Comment
  UC198104  Lupinus affinis Katharine Brandegee May 1916 Los Angeles Santa Catalina Island Comment
  UCR271091  Lupinus albifrons R. G. Swinney 2011-4-28 14524 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  CAS-BOT-BC201427  Lupinus albifrons var. albifrons Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  CHSC8292  Lupinus bicolor Edward L. Smith 1957-5-9 168 Los Angeles In a wash, Pomona College campus, at Claremont. 365 Comment
  RSA611811  Lupinus bicolor L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mountains: Spring Hill, San Antonio Canyon. 1220 Comment
  RSA746845  Lupinus bicolor R. G. Swinney 2008-4-17 8689 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  UCR126559  Lupinus bicolor A. C. Sanders, Andy Thomson 2003-4-15 26000 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  RSA474238  Lupinus chamissonis Jack Rempel 1932-4-24 15243 Los Angeles El Segundo. Comment
  SEINET12154480  Lupinus chamissonis J. F. Bright, Wyman, C. 1931-1 5586 Los Angeles at Manhattan Beach Comment
  SBBG113132  Lupinus concinnus S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 380 Los Angeles top of coastal bluffs above W end of beach at Little Harbor 51 Comment
  SBBG117056  Lupinus concinnus S. A. Junak with K. Kirkland 2001-4-14 SCa 1448 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 347 Comment
  RSA585322  Lupinus concinnus subsp. concinnus Tim S. Ross 1991-4-27 4730 Los Angeles Black Butte: rocky northeasterly slope E of the summit. 945 Comment
  UCR256179  Lupinus elatus R. G. Swinney 2010-9-23 13873 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
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Dec 20 2014
  UCR259636  Lupinus excubitus R. G. Swinney 2010-3-30 12113 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  RSA230753  Lupinus excubitus var. austromontanus R. F. Thorne 1969-7-9 38473 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  UC1481366  Lupinus excubitus var. hallii David B. Dunn Apr 1956 RSA 6454 -2 Los Angeles Comment
  RSA230225  Lupinus excubitus var. johnstonii R. F. Thorne 1969-7-2 38261 Los Angeles Angeles National Forest: Upper Chilao Campground 1616 Comment
  UC73246  Lupinus formosus E. D. Palmer May 1903 Los Angeles Claremont Comment
  UC15862  Lupinus formosus unknown April, 1893 42 Los Angeles Comment
  CHSC8293  Lupinus hirsutissimus Edward L. Smith 1957-4-29 173 Los Angeles Located in Cactus Garden, Pomona College campus. 365 Comment
  RSA0053866  Lupinus hirsutissimus R. G. Swinney 2010-4-28 12441 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  SBBG132340  Lupinus hirsutissimus E. Howe with K. Merrill, E. Havstad 2013-4-6 13 -15 Los Angeles China Canyon 288 Comment
  SFV1885  Lupinus hirsutissimus Lawler 1958-4-11 s. n. Los Angeles San Fernando Valley Oat Mountain, Chatsworth. North De Soto Ave. next to security gate. 457 Comment
  UC15879  Lupinus hirsutissimus J. H. Barber 1897-3-15 57 Los Angeles Sta Monica Expt Station Comment
  CAS-BOT-BC211690  Lupinus longifolius Alice Eastwood 1940-5-11 s.n. Los Angeles Mandeville Canyon Comment
  LA205124  Lupinus longifolius J. A. Ewan; 1929-5-11 2103 Los Angeles San Gabriel Mountains, Haines Canyon 731 Comment
  RSA414843  Lupinus longifolius Robert L. Dressler 1949-6-19 900 Los Angeles Johnstone Peak, San Gabriel Mountains. 854 Comment
  UC218140  Lupinus longifolius P. A. Munz and R. D. Harwood 1920-5-17 3996 Los Angeles Topango Canyon; Santa Monica Mts., Topango Canyon 152 Comment
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May 29 2014
  SEINET10485628  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SD193285  Lupinus microcarpus A. C. Sanders 2005-5-5 29905 Los Angeles Cruzan Mesa along dirt road at northeast end of mesa. 640 Comment
  SBBG69040  Lupinus microcarpus var. densiflorus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCD168350  Lupinus microcarpus var. densiflorus J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCR259246  Lupinus microcarpus var. densiflorus R. G. Swinney 2010-6-4 12985 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCSB39067  Lupinus mollisifolius M. W. Stone 1977-5-29 14 Los Angeles collected 2.5 mi up Chantry Flats Road in the San Gabriel Mountains Chantry Flats Road 518 Comment
  SEINET4035844  Lupinus nanus R. Moran 1941-1 587 Los Angeles Middle Ranch Creek, San Clemente Island. 30 Comment
  UC1215274  Lupinus peirsonii Wesley O. Griesel 1962-5-28 Los Angeles State Hwy #2, 2-1/2 mi e Dawson Saddle (San Gabriel Mts.); , e of Dawson Saddle 2286 Comment
  RSA0073378  Lupinus sparsiflorus R. G. Swinney 2010-3-16 11951 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA777369  Lupinus sparsiflorus Orlando Mistretta, Christine Mistretta 2010-5-19 5135 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR191286  Lupinus sparsiflorus T. B. Salvato 2008-4-22 3301 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCSB33967  Lupinus sparsiflorus Swanson, D. 1978-4-30 Los Angeles Shields Canyon, 7 miles north of Glendale in San Gabriel Mountains 609 Comment
  RSA587159  Lupinus sparsiflorus subsp. sparsiflorus Orlando Mistretta 1995-4-28 1652 G Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  RSA636143  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1974-4-9 44702 Los Angeles San Gabriel Mountains: Bob's Gap in Holcomb Ridge. 1219 Comment
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Feb 7 2008
  CATA3026  Lupinus succulentus Amy Catalano 2016-3-11 032 Los Angeles Santa Catalina Island: Along Airport Road, about 170 meters north of KBRT/Airport Road junction, on west side of road 427 Comment
  SDSU5017  Lupinus succulentus R. M. Beauchamp 1967-3-29 369 Los Angeles Santa Catalina Island. Growing beside road along beach south of Avalon. Comment
  UC865491  Lupinus succulentus Ira W. Clokey, B. Templeton 1929-3-25 4492 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon Comment
  UCR216568  Lupinus succulentus Dan S. Cooper 2010-6-16 610- 72 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cadman Drive, SE corner of Griffith Park 137 Comment
  HSC79777  Lupinus succulentus John A. Hall 1971-3-19 15 Los Angeles Los Angeles, 500 yds. NW of University of L.A. 61 Comment
  POM8682  Lupinus succulentus Philip A. Munz 1920-2-18 3265 Los Angeles Claremont. 366 Comment
  RSA0055060  Lupinus succulentus Jim Shevock 1970-3-23 51 Los Angeles Foothills of San Gabriel Mountains. 304 Comment
  RSA414310  Lupinus succulentus Bonnie C. Templeton 1930-4-2 4411 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  RSA414329  Lupinus succulentus Freda Detmers 1931-3-25 14002 Los Angeles Palos Verdes Hills Comment
  SEINET10870700  Lupinus succulentus David B. Dunn 1937-3-14 Dunn s.n. Los Angeles Palos verdes. Comment
  RSA579307  Luzula comosa Timothy S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8087 Los Angeles Sheep Camp Spring, 334 degrees and 520m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon 1921 Comment
  CAS-BOT-BC231609  Lycium cooperi H. E. Hasse 1893-5-25 s.n. Los Angeles Near Acton 822 Comment
  LA209685  Lycium cooperi J. Sauer; T. Brothers 1979-5-6 6077 Los Angeles Antelope Valley, Fort Tejon Rd near Juniper Hills Comment
  UCR108202  Lycium cooperi L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Pallett Creek 1280 Comment
  SBBG43852  Lyonothamnus floribundus var. aspleniifolius M. R. Benedict 1971-6-26 Los Angeles S fk of Eagle Cyn, N of Triangulation Pt "Gray" 457 Comment
  UC1870179  Lythrum californicum LeRoy Gross, Wayne Law 2000-8-8 177 Los Angeles Big Tujunga Wash/ Verdugo Mountains region; 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°16' 01.8'' W118° 22' 08 324 Comment
  UC1922357  Lythrum californicum Scott D. White, A. Warniment 2006-7-7 11621 Los Angeles SE TEHACHAPI MTNS.: Gorman area, Gorman Creek NE of the I-5 Freeway. Comment
  SBBG12581  Madia elegans E. R. Blakley 1958-5-9 2267 Los Angeles hills 2 mi E of Gorman 1097 Comment
  RSA599605  Madia elegans subsp. vernalis Steve Boyd, Lauren Raz 1997-3-31 9410 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
  SD230176  Madia elegans subsp. wheeleri Steve Boyd, Laura Moore, Mike Wall 1997-7-24 10021 B Los Angeles Liebre Mountains Region: Summit of Liebre mountain, saddle between Richardson and Bear canyons, along Forect Service Road (7N23), 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  SD69013  Madia gracilis Robert F. Thorne, D. Propst 1968-5-29 37690 Los Angeles Santa Catalina Island; upper Cape Canyon below reservoir 305 Comment
  UC89408  Madia gracilis T. S. Brandegee 1890-5-14 Los Angeles Santa Catalina Island Comment
  RSA604007  Mahonia dictyota L. C. Wheeler 1936-4-5 4084 Los Angeles San Dimas Canyon, San Gabriel Mts. 701 Comment
  SBBG118722  Maianthemum stellatum L. C. Wheeler 1954-8-30 7059 Los Angeles Buckhorn Cmpgrd Comment
  RSA0068249  Malacothamnus R. G. Swinney 2010-3-10 11837 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  SD86326  Malacothamnus clementinus R. Beauchamp, M. Douglas 1972-3-24 3236 Los Angeles San Clemente Island; on south-facing slope, canyon below Lemon Tank. 299 Comment
  CAS-BOT-BC231876  Malacothamnus davidsonii F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  RSA2840  Malacothamnus fasciculatus Carl B. Wolf 1931-10-23 2495 Los Angeles Swartout valley. 1/8 mile east of Wrightwood Lodge, San Gabriel Mountains. 1829 Comment
  SEINET10480027  Malacothamnus fasciculatus subsp. catalinensis Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4801 Los Angeles Santa Catalina Island; Catalina Conservancy Land, The James H. Ackerman Native Plant Nursery. In Middle Canyon, near Middle Ranch and Cape Canyon Trail. 10 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 230 Comment
  RSA585911  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1990-5-23 2604 Los Angeles Upper Mill Creek: 2.8 road miles S of Mill creek Summit along Angeles Forest Hwy, and ca 1440m NNW of Rabbit peak. 1198 Comment
  RSA659878  Malacothamnus fremontii Orlando Mistretta 1992-8-20 771 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  UCD33593  Malacothamnus orbiculatus Beecher Crampton 1970-6-4 8616 Los Angeles Los Angeles County, 4 miles east of Pearblossom. 1066 Comment
  SBBG72793  Malacothamnus orbiculatus R. Hoffmann 1931-5-3 Los Angeles overlooking Antelope Valley Comment
  CAS-BOT-BC345319  Malacothrix californica Ernest Braunton 1902-4-29 221 Los Angeles North Pomona Comment
  SBBG101134  Malacothrix foliosa subsp. foliosa T. Ross, E. Kellogg 1992-4-13 6146 Los Angeles vicinity of Darter, (340 degrees NNW, 1140 m distant from 199' Benchmark near Flasher;, ca. 250 m NNW of shifting sands) 18 Comment
  RSA597391  Malacothrix glabrata Timothy S. Ross, S. D. Boyd 1990-6-18 3509 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  UCR281986  Malacothrix glabrata R. G. Swinney 2014-4-18 16118 A Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  UCSB9894  Malacothrix glabrata Haller, John 1957-4-13 Los Angeles On Palmdale Ave., 0.7 mi. E. of jct. with Calif. 138 and ca. 9 mi. E. of center of Palmdale 762 Comment
  CHSC35814  Malacothrix saxatilis Philip A. Silverstone 1978-8-12 264 Los Angeles State 1 between Malibu and Pt. Dume, Corral State Beach, sea side of highway. Comment
  RSA0055775  Malacothrix saxatilis R. G. Swinney 2010-4-28 12395 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
  POM362373  Malacothrix saxatilis var. tenuifolia Anstruther Davidson 1891-1 s.n. Los Angeles E. Los Angeles. Comment
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Mar 31 2015
  CAS-BOT-BC170382  Malosma laurina Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pass 457 Comment
  UC455454  Malosma laurina I. J. Condit 1908-6-29 Los Angeles Catalina Isl. Comment
  RSA0085078  Malosma laurina Doris Bowers 1957-3-23 789 Los Angeles Rocky Point, LaVerne. 335 Comment
  OBI34019  Malva assurgentiflora Mark Schneider 1973-11-24 s.n. Los Angeles Laguna Beach on Roosevelt Dr 18 Comment
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Nov 19 2014
  CDA5033  Malva parviflora T. S. Ross 1991-4-21 4508 Los Angeles Whittier Hills (Puente Hills, pro parte): Lower Turnbull Canyon drainage above northwest bank of stream course. Comment
  CATA77  Marah fabacea Mark L. Hoefs 1973-3-13 59 Los Angeles Santa Catalina Island: Upper Avalon Canyon, by water tank above Wrigley Memorial, north exposure 220 Comment
  UCSB6294  Marah fabacea Ballard 1954-4-8 Los Angeles Along Route 395 just south of Fallbrook turnoff 176 Comment
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Mar 1 2017
  RSA668163  Marah macrocarpa Don Jillson 1961-3-29 s.n. Los Angeles Scholl Canyon. 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
  SEINET13276793 Image available Marah macrocarpa R. G. Swinney 2011-1 14506 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA4562  Marah macrocarpa P. A. Munz 1915-4-6 2056 Los Angeles Claremont, CA. 366 Comment
  HSC49045  Marrubium vulgare Patricia Shesgreen 1978-6-17 98 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  UCR130508  Marsilea vestita subsp. vestita R. E. Riefner Jr. 2002-9-8 02- 226 Los Angeles Simi Hills, Chatsworth, Chatsworth County Park, NW portion of park 320 Comment
  UCR265518  Matricaria discoidea Dan S. Cooper 2015-4-3 315- 16 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Oak Canyon, above Travel Town, Los Angeles 180 Comment
  CAS-BOT-BC348124  Matricaria discoidea Ernest C. Twisselmann 1962-4-10 6858 Los Angeles Mojave Desert. Antelope Valley: Avenue A, 5.2 miles west of Highway 6 670 Comment
  RSA608639  Matricaria matricarioides L. C. Wheeler 1931-3-7 s.n. Los Angeles La Verne. Comment
  CATA135  Medicago polymorpha Peter Henrikson 1987-5-18 101 Los Angeles Santa Catalina Island: Above Parsons' Landing 60 Comment
  LA33776  Medicago polymorpha Peter H. Raven; Henry J. Thompson 1959-5-5 14117 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA0097171  Melica imperfecta R. G. Swinney 2011-6-1 14972 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA585436  Melica imperfecta Timothy S. Ross 1990-5-31 2730 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA623769  Melica imperfecta Ira L. Wiggins 1922-5-2 3047 Los Angeles Occidental College Campus, eagle Rock. Comment
  RSA653292  Melica imperfecta Kelly Middleton, David Middleton 1988-5-8 15 Los Angeles Glendora Ridge Road, 6.6 miles west of Mt. Baldy Road intersection 1220 Comment
  SEINET263606 Image available Melica imperfecta R. L. Lingenfelter 1954-5-11 888 Los Angeles Soledad Canyon Road near Tick Canyon Comment
  UCD87783  Melica imperfecta A. A. Beetle 1946-2-7 4207 Los Angeles Near westwood, Santa Lucia Mts. Comment
  UCR190523  Melica imperfecta R. G. Swinney 1990-3-23 1546 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  POM263001  Melica stricta J. C. Roos 1937-5-31 611 Los Angeles near Jackson Lake, San Gabriel Mountains Comment
  LA105043  Melilotus albus Barry A. Prigge; 1988-7-3 8161 Los Angeles SANTA MONICA MOUNTAINS, 0.2 mi E of jtn of Mulholland Hwy and Old Topanga Rd, across from Calabasas High School. 313 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
  RSA652775  Melilotus indicus S. Koukol, T. Struve 1998-4-15 3 Los Angeles Pomona, S of jct. of W. Temple Avenue and S. Campus Drive, E of San Jose Creek (concrete wash) 215 Comment
  RSA659447  Melilotus indicus Monica Acosta 1998-5-14 4 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. 225 Comment
  UC557705  Melilotus indicus Nell Murbarger April, 1938 134 Los Angeles San Clemente Island; s end Comment
  RSA409931  Mentha suaveolens Anstruther Davidson 1896-07 s.n. Los Angeles Glendale. Comment
  UCR259045  Mentzelia R. G. Swinney 2010-5-12 12757 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
  RSA0051408  Mentzelia affinis A. C. Sanders 2010-5-7 38338 Los Angeles Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary. 30 Comment
  SBBG69330  Mentzelia affinis R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  RSA585344  Mentzelia albicaulis Tim S. Ross 1991-4-27 4637 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  HSC79302  Mentzelia albicaulis Roberta G. Robertson 1974-4-27 215 Los Angeles 0.4 mi. S of Jct. Pearblossom Hwy. (Hwy. 138) and Largo Vista Rd. (Hwy. N4), on Largo Vista Rd., 20.7 air mi. ESE Palmdale, Antelope Valley. 1037 Comment
  RSA440441  Mentzelia jonesii Unspecified 1920-1 3403 Los Angeles Roadside near Vincent. Comment
  RSA440474  Mentzelia lindleyi Howard Mullins 1931-4-27 s.n. Los Angeles Griffith Park. Comment
  RSA446759  Mentzelia micrantha F. R. Fosberg 1931-3-23 4337 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 25 Comment
  UCR190533  Mentzelia micrantha R. G. Swinney 2000-6-19 7812 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  CAS-BOT-BC167622  Mentzelia veatchiana Cecil Hart 1930-4-27 s.n. Los Angeles Between Lancaster & Victorville Comment
  RSA729702  Mentzelia veatchiana R. G. Swinney 1998-7-27 6508 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  RSA303805  Mentzelia veatchiana Jim R. Shevock 1970-5-8 194 Los Angeles Mendenal Rd. San Gabriel Mts. 915 Comment
  CAS-BOT-BC435244  Mesembryanthemum crystallinum R. E. Snodgrass 1901-8-1 s.n. Los Angeles Santa Barbara Island Comment
  RSA402607  Mesembryanthemum crystallinum Freda Detmers 1933-6-4 s.n. Los Angeles Watch horn Basin near San Pedro. Comment
  RSA616371  Microseris lindleyi Scott D. White, Pam DeVries 1998-4-20 6328 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA746779  Microseris lindleyi R. G. Swinney 2008-5-8 8782 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA158214  Microseris lindleyi P. H. Raven 1962-5-8 17612 Los Angeles San Clemente Island: second canyon south of Seal Cove 30 Comment
  UCR191717  Microseris sylvatica A. C. Sanders 2008-4-11 34872 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  RSA447918  Mimulus aurantiacus R. S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, Angeles Natl. Forest, ca. 2 mi SE of Newhall. 518 Comment
  UC1215230  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-7-11 18001 Los Angeles near head Twin Canyon; San Clemente Island 426 Comment
  OBI2800  Mimulus aurantiacus var. pubescens D. Dunn 1969-5-12 26 Los Angeles ON road to Chantry Flat; above the first check dam. San Gabriel Mts 457 Comment
  UCR280498  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-6-5 16702 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  POM158301  Mimulus aurantiacus var. puniceus M. B. Dunkle 1928-3-11 1726 Los Angeles Santa Catalina Island, Grand Canyon. 162 Comment
  RSA442658  Mimulus aurantiacus var. puniceus Fay A. MacFadden 1931-4-22 2645 Los Angeles Power Plant No. 1, San Francisquito Canyon. Comment
  UC445131  Mimulus aurantiacus var. puniceus R. L. Pendleton 1909-7-2 1360 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  IRVC26211  Mimulus brevipes A. C. Sanders 2003-5-1 26245 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  RSA0110501  Mimulus brevipes R. G. Swinney 2011-6-7 15086 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  SFV13113  Mimulus brevipes W. M. Perry 1980-5-14 20 Los Angeles San Gabriel Mountains Cattle Canyon. Collected on 2N06. Comment
  UC125312  Mimulus brevipes T. S. Brandegee 1890-5-15 Los Angeles Santa Catalina Island Comment
  RSA0011227  Mimulus brevipes Cook 1905-5-19 s.n. Los Angeles Coble [Cobal] Canyon, Claremont. 457 Comment
  RSA0080650  Mimulus cardinalis R. G. Swinney 2010-5-29 13010 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  RSA420668  Mimulus cardinalis Christopher Davidson 1974-8-1 2515 Los Angeles Highway 39 toward Islip Saddle, along San Gabriel River. 915 Comment
  RSA420676  Mimulus cardinalis F. R. Fosberg 1930-7-3 S- 3117 Los Angeles El Monte. (Lexington Wash, San Gabriel River) 80 Comment
  RSA420688  Mimulus cardinalis G. R. Johnstone 1930-6-15 s.n. Los Angeles Indian Canyon near Ravenna 1067 Comment
  SEINET7067006  Mimulus cardinalis J. L. Crane, Payam M. Fallah 2003-7-9 Mar- 93 Los Angeles Along the Angeles Crest highway (Route 2). San Gabriel Mountains. Coordinate datum: NAD27. UTM Zone 11, 428148mE, 3802896mN. Comment
  POM183636  Mimulus cardinalis J. Ewan 1929-6-22 3428 Los Angeles Brushy streamside growth Tuna Canyon near the sea. Comment
  UCSB33682  Mimulus cardinalis Miller, Brian 1960-7-21 Los Angeles Dawson's Saddle; San Gabriel Mountains 2590 Comment
  RSA409057  Mimulus fremontii George Vowels 1968-3-1 s.n. Los Angeles Foothills facing Mohave desert, sout of Pearblossom. Comment
  UC184469  Mimulus guttatus A. D. E. Elmer June, 1902 3645 Los Angeles Acton Mt. Gleason Comment
  RSA158279  Mimulus guttatus Peter H. Raven 1962-4-12 17327 Los Angeles San Clemente Island: Wilson Cove 76 Comment
  RSA442772  Mimulus guttatus D. A. Young 1969-3-10 P- 439 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
  RSA654413  Mimulus longiflorus Matt Brooks 1988-4-15 15 Los Angeles Whittier, Turnbull Canyon Rd. 2.0 miles east of its intersection with Beverly Blvd. Comment
  RSA656389  Mimulus longiflorus Gerald Pitto 1980-4-18 13 Los Angeles Verdugo Mountains: 300 yards from end of Cedarbend Drive in Glenwood Oaks, La Crescenta. Comment
  RSA620161  Mimulus moschatus Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  UCD122683  Mimulus nasutus Daryl Koutnik 1978-3-31 195 Los Angeles West fork of Triunfo Creek, south of Westlake. 274 Comment
  UCR272582  Mimulus palmeri R. G. Swinney 2011-6-7 15027 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA0056580  Mimulus parishii R. G. Swinney 2005-8-9 8430 Los Angeles San Gabriel Mts: Big Rock Creek at Paradise Springs. 1439 Comment
  JEPS9863  Mimulus pilosus Frank W. Peirson 1921-7-19 2514 Los Angeles Cattle Canyon San Gabriel Mountains, San Gabriel River 792 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
  SEINET7063089  Minuartia douglasii A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  RSA225888  Minuartia nuttallii subsp. gracilis R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41068 Los Angeles San Gabriel Mountains, Angeles National Forest: west Baldy Peak on ridge running E toward Old Baldy (Mt. San Antonio) 3018 Comment
  RSA0056449  Mirabilis bigelovii var. retrorsa Robert L. Rutherford 1943-11-20 977 Los Angeles Lancaster. 762 Comment
  SBBG96691  Mirabilis californica S. Boyd with T. Ross, L. Arnseth 1990-4-7 4187 Los Angeles upper reaches of China Cyn Comment
  CATA1948  Mirabilis laevis Reid Moran 1941-3-14 706 Los Angeles Santa Catalina Island: Ridge north of Middle Ranch 91 Comment
  SEINET3167816  Mirabilis laevis Robert F. Thorne 1968-4-28 37483 Los Angeles Santa Barbara Island: sunny, floriferous, S-facing slope of high bluff on E side of ebayment of Cat Canyon 69 Comment
  RSA0016137  Monardella australis Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains: East Fork Alder Creek of Big Tujunga, below Charlton Flat; future dam site. Comment
  UC25456  Monardella breweri subsp. lanceolata J. H. Barber 1897-6-22 169 Los Angeles San Fernando Valley Comment
  UCR115990  Monardella breweri subsp. lanceolata A. C. Sanders, D. Malueg 1998-6-22 22038 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCSB32451  Monardella breweri subsp. lanceolata Miller, Brian 1960-7-11 Los Angeles Switzer's Inlet, San Gabriel Mountains 914 Comment
  RSA134388  Monardella exilis C. Epling 1944-7-1 s.n. Los Angeles Gravel pit west of Little Rock Creek, and north of Little Rock. Comment
  RSA188498  Monardella linoides subsp. stricta Robert F. Thorne, J. D. Olmsted 1965-8-26 35363 Los Angeles San Gabriel Mountains, Angeles National Forest: along Blue Ridge near upper end of Holiday Hill Ski Lift 2470 Comment
  SEINET11263743  Monardella linoides subsp. stricta Tim Ross 1990-8-17 3146 Los Angeles San Gabriel Mtns, upper Big Rock Creek. 120-200 m N of Icy Springs. Valyermo 7.5' USGS.; 0 1725 Comment
  SBBG61100  Monolopia lanceolata R. Hoffmann 1925-4-19 Los Angeles E end of Bouquet Cyn Comment
  CAS-BOT-BC108999  Mucronea californica John Thomas Howell 1931-5-31 6619 Los Angeles San Gabriel Wash. Comment
  RSA729008  Mucronea perfoliata Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1964 Los Angeles Fort Tejon Road. Comment
  POM210089  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork, Big Rock Creek 1600 Comment
  UCR178084  Muhlenbergia californica LeRoy Gross 2003--11 680 Los Angeles San Gabriel Mountains, Middle of Oakwilde trail campground, in the Arroyo Seco Canyon. Above the confluence of Dark Canyon 604 Comment
  CAS-BOT-BC275287  Muhlenbergia microsperma Louis C. Wheeler 1932-3-12 463 Los Angeles Mandeville Canyon, Santa Monica Mountains 121 Comment
  SD72831  Muhlenbergia microsperma F. R. Fosberg 1931-4-14 S 4607 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island, by roadside 180 Comment
  SFV22073  Muhlenbergia microsperma R. G. Swinney 2009-4-3 10279 Los Angeles San Gabriel Mountains Foothills in area of Duarte and Azusa. San Gabriel Canyon wash on east side of channel, 1.2 miles north of Foothill Blvd. 183 Comment
  UCD86848  Muhlenbergia microsperma Joseph Andorfer Ewan 1932-3-5 7027 Los Angeles Santa Monica Mts. Mandeville Canyon rim. Upper Sonoran Zone. 365 Comment
  RSA0127985  Muilla coronata Kevin Cornell 2017-3-27 s.n. Los Angeles Lebata Mine to the northeast of the city of Pearblossom. 868 Comment
  RSA561571  Muilla maritima Steve Boyd, Walter Appleby 1993-5-24 8161 Los Angeles Loop Canyon Road at jct. with Santa Clarita Rd. 1097 Comment
  SBBG12561  Munzothamnus blairii P. H. Raven 1962-5-10 17717 Los Angeles high on a cliff, just N of Thirst 198 Comment
  SEINET10469464  Musa Kappes 2001-3-2 Kappes 99 Los Angeles Farm Fresh, 6333 W. 3rd Street, Los Angeles, CA, 90036. Phone: (323) 931-3773. Comment
  RSA378629  Najas guadalupensis Anstruther Davidson 1917 Los Angeles Garvanza. Comment
  RSA596848  Narcissus papyraceus Steve Boyd, Timothy S. Ross, Lauren Raz, Dylan Hannon 1997-2-11 9127 Los Angeles Liebre Mountains region, along Old Ridge Route north of Templin Highway and west of the confluence of Castaic Creek and Fish Creek. 957 Comment
  RSA522290  Narcissus tazetta Steve Boyd 1990-2-3 3823 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon Comment
  RSA716615  Nassella cernua Andrea Edwards, Pam De Vries 2006-5-15 113 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  CAS-BOT-BC259919  Nassella lepida Geo. B. Grant 1904-3-31 3595 Los Angeles Pasadena Comment
  SBBG112777  Nassella lepida S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 522 Los Angeles Little Ripper's Cyn, just inland from beach 9 Comment
  CAS-BOT-BC260141  Nassella pulchra Le Roy Abrams 1901-4-1 1527 Los Angeles Prospect Park Comment
  SBBG108153  Nassella pulchra S. L. Crockett, M. L. Hoefs, S. A. Junak, J. Takara 1997-3-28 620 Los Angeles end of Cat Harbor Rd, NE side of Cat Harbor 74 Comment
  SBBG128448  Nassella pulchra M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-15 1776 Los Angeles open slope above Parson's Landing 213 Comment
  JEPS116632  Navarretia fossalis Kurt Flaig with Jeanette Flaig 2010-7-7 Los Angeles Western Antelope Valley, appoximately 15 miles west of Lancaster (about 1 mile west of CA Poppy Preserve) Antelope Valley; runoff from Lancaster Road (channeled toward depression). 822 Comment
  RSA3603  Navarretia hamata subsp. leptantha C. B. Wolf 1932-5-13 3620 Los Angeles Above Hamilton Canyon, Catalina Island 243 Comment
  RSA605181  Navarretia hamata subsp. leptantha L. C. Wheeler 1962-5-19 8069 Los Angeles Catalina Island: Empire Landing Station. Comment
  RSA628701  Navarretia hamata subsp. leptantha L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 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
  UCR206119  Nemacladus sigmoideus R. G. Swinney 2008-6-4 8927 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  SEINET10460882  Nemacladus sigmoideus Rimo Bacigalupi 1953-6-14 Bacigalupi 4190 Los Angeles Upper slopes of South Fork of Little Rock Creek Canyon, San Gabriel Mountains, Angeles National Forest 1554 Comment
  SEINET10460885  Nemacladus sigmoideus Gustafson 1982-4-26 GUSTAFSON 2028 Los Angeles Fort Tejon Road, about 1 mile west of the junction with 121st Street 1006 Comment
  RSA313428  Nemophila menziesii var. integrifolia T. S. Elias 1984-4-29 8327 Los Angeles Angeles National Forest; Glendora Ridge near Baldy Camp; along forest service road above ridge road Comment
  RSA600077  Nemophila menziesii var. integrifolia Steve Boyd, Lauren Raz 1997-5-20 9791 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  POM363668  Nicolletia occidentalis Anstruther Davidson 1897-10-1 s.n. Los Angeles Little Rock Creek Comment
  RSA0080429  Nicotiana attenuata R. G. Swinney 2011-6-29 15367 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  RSA426779  Nicotiana glauca Louis C. Wheeler 1931-8-21 2 Los Angeles Thompson Creek Wash 373 Comment
  RSA426782B  Nicotiana glauca F. R. Fosberg 1931-7-14 S- 5408 Los Angeles Whites' Landing, Santa Catalina Island. 5 Comment
  UC1861743  Nicotiana quadrivalvis Scott D. White, Pam DeVries 2004-6-14 10488 A Los Angeles Western Transverse Ranges: Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. (Oat Mountain) 396 Comment
  UC72710  Nitrophila occidentalis Geo. B. Grant July 1902 841 Los Angeles Santa Monica Comment
  RSA616070  Notholaena californica subsp. leucophylla Scott D. White, Brian Leatherman 1997-1-14 6047 Los Angeles NW San Gabriel Mts. Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  UC1348861  Nuttallanthus texanus Robert F. Thorne 1966-4-29 36277 Los Angeles Santa Catalina Island, Middle Ranch Canyon, Middle Ranch Middle Ranch Canyon; Santa Catalina Island, , Middle Ranch 213 Comment
  LA210312  Nymphaea mexicana Peter H. Raven; Henry J. Thompson 1959-10-18 14673 Los Angeles Mouth of Malibu Creek at N arm of Malibu Lake 220 Comment
  UCR265501  Oenothera Dan S. Cooper 2015-5-13 515- 47 Los Angeles Los Angeles Basin; Coastal Plain, Willow Springs oil field, Long Beach, west of Signal Hill, NW of intersection of Orange Ave. & Willow St. 30 Comment
  POM250396  Oenothera californica subsp. californica I. W. Clokey, C. B. Clokey, Bonnie C. Templeton 1930-5-13 4745 Los Angeles Bouquet Canyon. 800 Comment
  RSA72194  Oenothera californica subsp. californica F. W. Peirson 781 Los Angeles Los Angeles River, San Fernando Valley Comment
  RSA733130  Oenothera elata subsp. hookeri R. G. Swinney 1998-7-24 6564 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge. 2200 Comment
  POM317682  Opuntia phaeacantha W. Hubert Earle 1968-1 s.n. Los Angeles Lancaster; Meadow Wash Canyon. Mojave Desert. 762 Comment
  NY9650  Orcuttia californica A. A. Beetle 1946-6-11 4678 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SEINET10828673  Orcuttia californica Bellue 1944-1 Los Angeles Comment
  RSA458968  Oreonana vestita George R. Johnstone 1928-6-10 15493 Los Angeles above Manker Flats on the N slope near Sierra Club Cabin Comment
  UC875237  Oreonana vestita P. A. Munz 1922-7-21 6115 Los Angeles San Gabriel Mts., Mt. San Antonio 2987 Comment
  UCR187132  Orobanche A. C. Sanders 2006-5-16 32359 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  UCR205251  Orobanche R. G. Swinney 2005-8-17 8492 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
  RSA0081023  Orobanche bulbosa Anonymous 1901-05 s.n. Los Angeles Sierra Santa Monica. Comment
  RSA0104815  Orobanche bulbosa Louis C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek. 579 Comment
  CAS-BOT-BC243680  Orobanche parishii I. M. Johnston 1917-7-1 1431 Los Angeles Evey Canyon, San Antonio Mountains 838 Comment
  CATA1794  Orobanche parishii subsp. brachyloba Benjamin E. Carter, Tony Summers 2012-8-16 6978 Los Angeles Santa Catalina Island: Below Lasso Loop, between Ben Weston Point and China Point 80 Comment
  RSA0034969  Oryzopsis hymenoides S. Karlin 1966-04 s.n. Los Angeles Lovejoy Buttes Comment
  CAS-BOT-BC355763  Osmadenia tenella Louis C. Wheeler 1932-6-4 799 Los Angeles Liveoak [Live Oak] Canyon N La Verne 487 Comment
  UC897746  Osmadenia tenella Louis C. Wheeler 1932-6-4 799 Los Angeles Liveoak Canyon San gabriel Mts. 518 Comment
  UCR256157  Osmorhiza brachypoda R. G. Swinney 2010-6-4 13050 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  RSA458988  Osmorhiza brachypoda Samuel R. Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon 610 Comment
  RSA458990  Osmorhiza brachypoda Sam Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon 610 Comment
  POM86705  Oxalis corniculata George B. Grant 1906-1-10 s.n. Los Angeles Pasadena. Comment
  UCSB10191  Oxalis pilosa H., J. 1941-4-4 Los Angeles San Dimas Canyon, meadow south of San Dimas runoff plots, field no. 586 426 Comment
  SD39352  Oxalis valdiviensis Edith A. Purer 1931-2-15 71 Los Angeles Open field Comment
  UCR178064  Oxypolis occidentalis LeRoy Gross 2001-11-17 458 Los Angeles San Gabriel Mountains region, just below trail from Three Points to Twin Peaks 1951 Comment
  UCR51030  Oxytheca luteola A. C. Sanders, E. J. Lawlor 1988-4-3 7737 Los Angeles Mojave Desert, at the northern edge of Lancaster, just NE of the intersection of Ave. 30 and Ave. E. Saline flats (probably an old lake bed) west of Rosamond Dry Lake 701 Comment
  SEINET3245985  Oxytheca trilobata R. G. Swinney 2009-1 10878 Los Angeles Transverse Range; San Gabriel Mtns.: Sulphur Springs Campground, streamside from campground to 300m downstream. 483 Comment
  SBBG62562  Packera breweri S. W. Hutchinson 1926-1 447 Los Angeles Lake Hughes 1066 Comment
  RSA94704  Packera ionophylla F. W. Peirson 1921-7-17 2511 Los Angeles Prairie Fork of San Gabriel River. 2134 Comment
  RSA434241  Paeonia californica Tom Burch 1940-3-17 4024 -2 Los Angeles Newhall. Comment
  RSA615509  Paeonia californica Louis C. Wheeler 1967-5-18 9609 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  UC56682  Paeonia californica Ernest Braunton 1903-1-5 787 Los Angeles Eaton Canyon Comment
  RSA748325  Panicum capillare R. G. Swinney 2005-8-9 8413 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA248855  Parapholis incurva R. F. Thorne 1973-4-12 42887 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  SBBG98708  Parietaria hespera var. californica T. Ross 1991-5-19 5280 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  SDSU11316  Parietaria hespera var. californica R. M. Beauchamp 1967-3-18 284 Los Angeles In moist, shady area on south slope of canton below Lemon Tank. San Clemente Island. 305 Comment
  CAS-BOT-BC413412  Parietaria hespera var. hespera J. C. Nevin 1885-4-1 s.n. Los Angeles San Clemente Isl Comment
  POM264764  Parietaria hespera var. hespera Louis C. Wheeler 1933-5-5 1703 Los Angeles San Gabriel Mountains, 1/4 mi. below falls in Fish Canyon 396 Comment
  UCR217425  Pectocarya linearis R. G. Swinney 2009-2-20 10017 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  JEPS108271  Pectocarya platycarpa David Gowen 2005-5-11 305 Los Angeles HWY 138 (West Ave. D) west of Lancaster. Sandy soil at the SW corner of the intersection with 210 St. West. Comment
  IRVC29581  Pectocarya recurvata A. C. Sanders 2003-4-29 26180 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  RSA727366  Pectocarya setosa R. G. Swinney 1998-5-16 6074 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1305 Comment
  UCR205911  Pectocarya setosa R. G. Swinney 2008-5-8 8789 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
  LA210404  Pedicularis densiflora A. M. Johnson; 1932-5-30 4104 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  CAS-BOT-BC67722  Pellaea andromedifolia Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Island Comment
  LA94144  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-26 1791 Los Angeles SANTA MONICA MOUNTAINS, Woodland Hills, Mulholland Hwy [prob Dr.], ca 1 mi W of Topanga Canyon Rd. 304 Comment
  UCR256466  Pellaea andromedifolia R. G. Swinney 2010-6-8 13199 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA704715  Pellaea andromedifolia Gary D. Wallace, M. Wallace 1985-3-2 2172 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  SDSU3608  Pellaea andromedifolia R. M. Beauchamp 1967-1-27 112 Los Angeles Growing at base of large boulder in field east of Wilson Cove area. San Clemente Island. Comment
Read comments
Oct 13 2011
  SEINET10568001  Pellaea andromedifolia David B. Dunn 1937-2-28 Dunn UMO 40300 Los Angeles Monrovia canyon. Comment
  LA9088  Pennisetum setaceum Marjorie Bowler; 1937-9-21 sn Los Angeles 121 Comment
  RSA164828  Penstemon caesius Wesley O. Griesel 1963-06 822 Los Angeles San Gabriel Mtns., ridge between Dawson Saddle and Throop Peak. 2622 Comment
  UCR273546  Penstemon centranthifolius R. G. Swinney 2011-6-22 15237 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA578820  Penstemon centranthifolius Tim S. Ross, Darin Banks 1994-4-13 7536 Los Angeles Lower Clearwater Canyon: canyon bottom near stream, at margin of chaparral; ca 1545 m ESE of Plum Spring and ca 770 m W of San Francisquito Powerhouse No. 1. 669 Comment
  RSA774607  Penstemon grinnellii R. G. Swinney 2009-7-29 11411 Los Angeles Pacifico Mountain summit. 2134 Comment
  UC1584223  Penstemon grinnellii Tim Ross and Steve Boyd 1990-5-17 2595 Los Angeles Mill Creek Tree Plantation, Tujunga District San Gabriel Mts., Angeles National Forest 1612 Comment
  RSA230036  Penstemon grinnellii subsp. grinnellii Robert F. Thorne 1971-6-26 40593 Los Angeles San Gabriel Mountians, Angeles National Forest: on summit of Mt. Wilson 1738 Comment
  JEPS78924  Penstemon grinnellii var. grinnellii Rimo Bacigalupi 1952-8-9 3906 Los Angeles directly s Swarthout Valley (near Guffey Public Camp. along Forest Service road at summit of Blue Ridge); San Gabriel Mountains, Angeles National For, Summit Blue Rid 2438 Comment
  POM122668  Penstemon heterophyllus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  LA51903  Penstemon heterophyllus var. australis Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA408100  Penstemon heterophyllus var. australis L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA580317  Penstemon heterophyllus var. heterophyllus Tim S. Ross, Steve D. Boyd 1994-5-25 7935 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  SD230301  Penstemon rostriflorus Steve Boyd 1997-7-5 10005 Los Angeles Liebre Mountains Region: Southeastern flank of Liebre Mt. along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuel break. 1524 Comment
  POM11238  Penstemon speciosus F. W. Peirson 1922-7-5 3193 Los Angeles Big Pines, Swartout [Swarthout] Valley, San Gabriel Mountains. Comment
  RSA640327  Penstemon spectabilis Louis C. Wheeler 1931-6-19 s.n. Los Angeles Base of San Gabriel Mountains: Live Oak Wash. Comment
  NY661191  Penstemon spectabilis var. spectabilis A. M. Ottley 1920-5-8 633 Los Angeles San Rafael Hills Comment
  NY661213  Penstemon spectabilis var. subviscosus F. W. Peirson 1918-6-30 206 Los Angeles Mt. Wilson Toll Road, San Gabriel Mountains 1295.4 Comment
  RSA0060328  Pentagramma triangularis Anonymous 2 Los Angeles San Antonio Canyon. Comment
  LA94216  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-4-10 1859 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, ca 2 mi S of Mulholland Dr. 243 Comment
  SEINET3873559  Pentagramma triangularis subsp. viscosa F. R. Fosberg 1931-3-20 R 77 Los Angeles Hamiton Canyon. Santa Catalina Island.; 0 25 Comment
  UC223687  Pentagramma viscosa C. F. Millspaugh 1920-1-2 4501 Los Angeles rd beyond Golf Links Avalon; Santa Catalina Isl. Comment
  RSA0063341  Pentagramma viscosa Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4417 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCR269125  Perideridia pringlei Orlando Mistretta, Christine Mistretta 2011-6-6 5678 Los Angeles Liebre Mountains, vicinity of Palmdale, c. 100 m southeast of intersection of Elizabeth Lake Road and Southern California Edison transmission line corridor, 2.32 miles east of the junction of Elizabeth Lake Road and Godde Hill Road 903 Comment
  CAS-BOT-BC73755  Peritoma arborea var. arborea Volney Rattan 1880-3-1 s.n. Los Angeles Santa Monica Comment
  SD69471  Peritoma arborea var. globosa Robert F. Thorne 1966-4-4 35765 Los Angeles Santa Catalina Island; near Ballast point on east side of Catalina Harbor, Isthmus. Comment
  CAS-BOT-BC355962  Perityle emoryi W. S. Lyon 1884-1-1 s.n. Los Angeles Santa Catalina Island Comment
  POM11708  Perityle emoryi R. L. Pendleton 1909-7-2 s.n. Los Angeles Santa Catalina Island. Road east of Avalon. 9 Comment
  RSA151221  Perityle emoryi P. H. Raven 1962-4-12 17345 Los Angeles Wall of narrow canyon, Wilson Cove, San Clemente Island 91 Comment
Read comments
Dec 25 2010
  SD72730  Persicaria punctata F. R. Fosberg 1930-11-11 S 4177 Los Angeles Templeton, So. Puente, small marsh 79 Comment
  CAS-BOT-BC167752  Petalonyx thurberi A. D. E. Elmer 1902-6-1 3614 Los Angeles Palmdale Comment
  RSA0065210  Phacelia brachyloba R. G. Swinney 2010-5-29 13401 Los Angeles Junction of W. Fork May Canyon with May Canyon Truck Trail, Forest Service Road 3N54. 793 Comment
  UC147941  Phacelia brachyloba C. F. Baker 1909-5-15 5337 Los Angeles mts. near Claremont Comment
  UCR252896  Phacelia brachyloba R. G. Swinney 2010-5-29 13401 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA15220  Phacelia brachyloba Fay A. MacFadden 1930-4-10 1674 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  SEINET4080544  Phacelia californica G. Sphon 1959-1 335 Los Angeles Big Rock Public Camp, Angeles National Forest. Comment
  RSA167644  Phacelia cicutaria var. hispida Peter H. Raven, Robert F. Thorne 1964-5-7 19010 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  UCR126818  Phacelia cicutaria var. hispida A. C. Sanders, Mark A. Elvin 2003-6-18 26957 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  UCR280771  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-19 16586 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
  RSA628379  Phacelia davidsonii Scott D. White 1998-6-29 6836 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  JEPS2007  Phacelia distans W. L. Jepson 1935-4-17 17055 Los Angeles 6 1/2 mi w Lancaster; w. Mohave Desert 731 Comment
  UCR125777  Phacelia distans A. C. Sanders 2003-5-26 26839 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
  UCR220251  Phacelia distans R. G. Swinney 2009-4-28 10513 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  UCR282036  Phacelia distans R. G. Swinney 2014-4-30 16244 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
  RSA426191  Phacelia distans Tom Burch 1940-3-9 s.n. Los Angeles Redondo Beach. 0 Comment
  POM3794  Phacelia egena I. M. Johnston 1918-7-6 2092 Los Angeles Prairie Fork of San Gabriel River. 2058 Comment
  UCR272708  Phacelia floribunda M. B. Dunkle 1939-4-2 7212 Los Angeles Channel Islands, Southeast corner/point of San Clemente Island [=Pyramid Point/Head] 61 Comment
  RSA729647  Phacelia fremontii R. G. Swinney 1998-7-2 6232 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UC55296  Phacelia fremontii J. H. Barber 1897-6-28 210 Los Angeles Kentucky Springs Comment
  UCR250415  Phacelia fremontii Jeremiah George 2014-4-3 s.n. Los Angeles Western Mojave Desert, Lancaster, southeast of intersection of West Ave. I and 30th St. West, north of Jackman St. 708 Comment
  UCR270531  Phacelia fremontii R. G. Swinney 2011-5-12 14664 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA426155  Phacelia fremontii Bonnie C. Templeton 1932-6-1 5062 Los Angeles West Blue Ridge, Big Pines Park 2195 Comment
  RSA654868  Phacelia grandiflora A. C. Sanders, D. Malueg 1998-6-22 22025 Los Angeles San Gabriel Mtns.: Altadena, ca. 800 m SSW of Mt. Lowe, N end of Tanoble Dr. at Woodglen Lane, and along trail to the NE. 549 Comment
  RSA682449  Phacelia grandiflora LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1039 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  UCD120448  Phacelia grandiflora Gene Bishop 1994-5-19 T- 8 Los Angeles Topanga Canyon, halfway between coast and Calabasas. Comment
  UC1046922  Phacelia imbricata L. R. Heckard 1953-6-15 510 Los Angeles about 5 mi s Acton; Northern foothills of San Gabriel Mountains, Arrastre Canyon 914 Comment
  RSA112765  Phacelia longipes H. D. Ripley 1940-4-26 2967 Los Angeles San Gabriel Canyon above Azusa. Comment
  RSA428045  Phacelia longipes Geo. L. Moxley 1915-7-4 364 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  RSA600143  Phacelia longipes Steve Boyd, Lauren Raz 1997-5-6 9735 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UCR189390  Phacelia longipes R. G. Swinney 1998-6-12 6189 Los Angeles San Gabriel Mountains, southwest of Pinon Hills, 0.2 mi due east of reservoir at mouth of Mescal Canyon [along Table Mountain Road] 1448 Comment
  SBBG47534  Phacelia lyonii M. B. Dunkle 1929-4-25 2146 Los Angeles Middle Ranch Gorge Comment
  SD53045  Phacelia lyonii Peter H. Raven 1962-5-23 17854 Los Angeles Santa Catalina Island, at east side of Avalon Bay Comment
  RSA549196  Phacelia minor Tim S. Ross 1990-6-20 3681 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA74502  Phacelia minor F. W. Peirson 1925-4-23 5792 Los Angeles forks of San Gabriel River, San Gabriel Mts. 534 Comment
  SBBG11780  Phacelia parryi H. and M. Dearing 1935-3-9 1501 Los Angeles Mint Cyn Comment
  UCR213513  Phacelia parryi A. C. Sanders, Karen Kirtland 2010-5-14 38347 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  RSA0106739  Phacelia ramosissima R. G. Swinney 2011-5-19 14764 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  SEINET3100967 Image available Phacelia ramosissima G. Rink 2011-6-2 10584 Los Angeles Chino Hills, northeast of La Brea, weedy place. 290 Comment
  UCR60508  Phacelia ramosissima R. F. Thorne 1973-5-11 43505 Los Angeles San Gabriel Mtns/ Mojave Desert, Ridge north of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  CAS-BOT-BC133977  Phacelia ramosissima var. latifolia G. B. Grant 1900-6-5 s.n. Los Angeles Pasadena. Culvert SPRR near Raymond Comment
  RSA250587  Phacelia tanacetifolia Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41590 Los Angeles San Gabriel Mts., Angeles National Forest: Grandview Canyon, Mohave desert slopes N of Mile High Ranch in desert chaparral 1372 Comment
  RSA428246  Phacelia viscida Anstruther Davidson 1889-08 s.n. Los Angeles Los Angeles. Comment
  UC519929  Phacelia viscida Carl Epling and Louis Wheeler 1933-6-4 1853 Los Angeles Ridge Route near Summit 1524 Comment
  RSA188309  Phalaris aquatica R. F. Thorne 1966-6-1 36490 Los Angeles Santa Catalina Island. Toyon Picnic Ground along Airport Road. 412 Comment
  POM356911  Phalaris canariensis Amelia Eatherton 1930-05 s.n. Los Angeles Eagle Rock. Comment
  RSA640649  Phalaris lemmonii Steven A. Junak 1997-5-20 SCI- 880 Los Angeles San Clemente Island. SW side of San Clemente Island Ridge Road, 0.73 mile SSE of Thirst Peak, in extreme upper reaches of Cave Canyon 540 Comment
  UC76972  Phalaris lemmonii Geo. B. Grant April 1901 970 Los Angeles near Los Angeles The Palms; , The Palms Comment
  SEINET10660260  Phalaris lemmonii LeRoy R. Abrams 1903-4-9 Abrams 3234 Los Angeles In exsiccated places, Inglewood Comment
  UC729780  Phalaris minor Carl B. Wolf 1932-5-12 3581 Los Angeles hillside of the Isthmus Santa Catalina Island 30 Comment
  SEINET10746303  Philodendron Thomas B. Croat 2003-4-6 Croat 87606 Los Angeles Cultivated Plants. Los Angeles County Arboretum, Rare Plant House. Comment
  SEINET10917066  Phoenix Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2530 Los Angeles The Farmers Market, 6333 3rd St. Stand: Ultimate Nut and Candy. Comment
  SEINET10643569  Phoenix dactylifera Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2617 Los Angeles City of Pasadena. Von's Supermarket, 2355 E. Colorado Blvd. Comment
  RSA459252  Pholistoma auritum I. W. Clokey 1929-4-29 s.n. Los Angeles Manderville [Mandeville] Canyon. 200 Comment
  RSA746966  Pholistoma auritum R. G. Swinney 2008-4-9 8624 Los Angeles Glendora, Wildwood Canyon. 329 Comment
  UC1069427  Pholistoma auritum A. D. Gifford 1935-5-8 689 Los Angeles 4 3/4 mi. e.-n.e. Warm Springs; Angeles Nat'l Forest, Tejon Quad. Comment
  RSA658222  Pholistoma auritum var. auritum Tim Turmezei 1988-3-2 20 Los Angeles Walnut Creek. Comment
  RSA620237  Pholistoma membranaceum B. Pitzer 1998-5-23 3732 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  LA200864  Phoradendron macrophyllum Carl Epling; L. Ellison 1930-3-15 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA420804  Phoradendron macrophyllum Edwin Kline 1925-8-16 s.n. Los Angeles Near Saugus. Comment
  RSA719819  Phoradendron serotinum subsp. tomentosum R. G. Swinney 1997-7-14 5678 Los Angeles West of Wrightwood, Table Mtn. area, approx. 100 m NW of amphitheater and Table Mtn. Campground. 2207 Comment
  SEINET10475616  Phormium tenax Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4825 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
  CAS-BOT-BC451998  Phyllospadix scouleri Robert F. Thorne 1966-4-16 36040 Los Angeles San Clemente Island: sea bluff between Seal Cove and Eel Point (2/3 mile SSE of Point), SW side of island. 0 Comment
  RSA232815  Phyllospadix torreyi Robert F. Thorne 1966-4-16 36047 Los Angeles San Clemente Island, 1/2 mile SSE of Eel Point, SW side of island 0 Comment
  RSA683964  Phyllospadix torreyi E. Yale Dawson 1948-11-19 5578 Los Angeles Palos Verdes Headland. Comment
  RSA684041  Phyllospadix torreyi E. Yale Dawson 1958-5-22 19158 Los Angeles Latigo shore Road, Malibu beach. Station no 19. 320 ft from shore base point. Comment
  RSA787254  Pinus flexilis R. G. Swinney 2001-8-27 8096 Los Angeles Throop Peak, west of Mt. Baden-Powell 2780 Comment
  UC586894  Pinus flexilis Joseph Andorfer Ewan 1934-8-6 8355 Los Angeles North Baldy San Gabriel Mts. (slopes of e spur) 2743 Comment
  CATA260  Piperia cooperi Mark L. Hoefs, A. Douglas Propst 1973-5-4 266 Los Angeles Santa Catalina Island: By road above Fourth of July Cove 30 Comment
  CATA2945  Piperia elongata Sarah Ratay, Tyler Dvorak 2010-7-1 125 Los Angeles Santa Catalina Island: Blackjack/Cape Road 422 Comment
  RSA550711  Piptatherum miliaceum Timothy S. Ross, Annette H. Ross 1991-7-29 5708 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 229 Comment
  RSA585251  Piptatherum miliaceum L. C. Wheeler 1933-9-10 2104 Los Angeles San Gabriel Mountains, Santa Anita Canyon 534 Comment
  UCR193715  Piptatherum miliaceum R. G. Swinney, Dave Larson 1999-5-29 7232 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  UCR273164  Piptatherum miliaceum R. G. Swinney 2011-10-18 15848 Los Angeles San Gabriel Mountains, 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2 1021 Comment
  CATA3028  Pittosporum undulatum Amy Catalano 2016-3-14 034 Los Angeles Santa Catalina Island: Quail Valley 180 Comment
  CAS-BOT-BC71778  Pityrogramma triangularis var. viscosa Grant 1900-3-29 2381 Los Angeles Avalon, Santa Catalina I. Comment
  CAS-BOT-BC71781  Pityrogramma triangularis var. viscosa I. M. Johnston 1918-5-4 1926 Los Angeles Hills back of Laguna Beach 152 Comment
  UCR187006  Plagiobothrys arizonicus A. C. Sanders 2006-4-10 32007 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  SBBG128228  Plagiobothrys collinus M. L. Hoefs, S. A. Junak 2000-4-14 3072 Los Angeles hillside ca. halfway between Airport Rd and Goat Harbor 469 Comment
  POM13945  Plagiobothrys collinus var. fulvescens D. D. Keck 1922-5-3 s.n. Los Angeles Johnson's Pastures, 2 mi north of town, base of Mtns. 457 Comment
  SBBG18706  Plagiobothrys collinus var. gracilis E. R. Blakley 1963-4-10 5587 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  UCR274082  Plantago coronopus Steven A. Junak 1999-5-20 SCa- 938 Los Angeles Channel Islands, Santa Catalina Island, ridge between Cottonwood and Escondido Canyons, on south side of Cottonwood-Black Jack Road, c. 0.6 mile up from reservoir 256 Comment
  POM16378  Plantago erecta Fossler 1923-4-2 s.n. Los Angeles Near Arroyo Seco, Pasadena Comment
  RSA0092861  Plantago erecta Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-3-27 SCa- 354 Los Angeles Santa Catalina Island: Upper part of Cape Canyon drainage, ca. 0.65 miles SW of Black Jack Peak. 396 Comment
  RSA640173  Plantago indica Louis C. Wheeler 1964-10-11 8637 Los Angeles South El Monte: Just south of Rush Street, extended Rio Hondo. Comment
  RSA595628  Plantago lanceolata Mark Hoefs, Robert F. Thorne 1996-4-6 2662 Los Angeles Upper Avalon Canyon, Hermits Gulch Trail, where trail crosses stream. 165 Comment
  UCSB7510  Plantago lanceolata Wedberg, H. 1958-5-11 Los Angeles Vacant lot back of 1001 Gayley; Westwood Village Comment
  RSA720474  Plantago major R. G. Swinney 1997-9-6 5872 Los Angeles Jackson Lake W of Wrightwood 1875 Comment
  RSA258423  Plantago major C. W. Tilforth 1972-5-12 536 Los Angeles Found only in one area o the Mesa. Comment
  RSA286662  Platanthera leucostachys Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44757 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big Rock Creek 2439 Comment
  RSA732946  Platanthera sparsiflora Richard G. Swinney 1999-8-14 7624 Los Angeles San Gabriel Mtns.: Upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4 air mi WSW of Dawson Peak 2146 Comment
  UCR205034  Platanthera sparsiflora R. G. Swinney 2001-9-15 8190 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA401712A  Platanus racemosa Anstruther Davidson 1906-6-4 s.n. Los Angeles Big Rock Creek. Comment
  RSA401720B  Platanus racemosa F. R. Fosberg 1931-3-1 4223 Los Angeles Topanga Canyon, 2.5 mi. below Wildwood, Santa Monica Mountains. 60 Comment
  CAS-BOT-BC91669  Platystemon californicus Timothy S. Ross; Steve Boyd 1994-5-11 7802 Los Angeles Liebre Mountains. Sawmill Mountain. West summit area ca. 260-350 m SE of Sawmill Campground. 1621 Comment
  LA206267  Platystemon californicus Carl Epling; May 1927 sn Los Angeles Tehachapi Mountains Comment
  RSA445692  Platystemon californicus M. Campbell s.n. Los Angeles L.A. Fields Comment
  RSA751417  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -118 Los Angeles City of Malibu, vicinity of La Piedra State Beach. 3 Comment
  UCR142699  Plectritis ciliosa subsp. insignis L. C. Wheeler 1933-4-15 1633 Los Angeles Transverse Ranges; San Gabriel Mtns., West Live Oak Canyon 488 Comment
  CAS-BOT-BC244432  Poa annua A. C. Sanders; Dan S. Cooper 2010-3-12 37385 Los Angeles South Coast: Madrona Marsh, Torrance 24 Comment
  UCR204747  Poa pratensis R. G. Swinney 2005-8-9 8421 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 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
  RSA592256  Poa secunda L. C. Wheeler 1967-5-12 9470 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA640239  Poa secunda R. F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41603 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA728781  Poa secunda Gary D. Wallace 1979-4-19 1688 Los Angeles Mojave Desert, w. of Fairmont along Lancaster Rd. Comment
  UCR126801  Poa secunda L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns., Aliso Canyon c. 0.5 mi SSW of Blum Ranch 945 Comment
  UCR208083  Poa secunda V. W. Steinmann 1966-3-30 820 Los Angeles San Gabriel Valley, Pomona, Elephant Hill, east-facing slope above and adjacent to Mission Blvd. at a point 0.5 km southwest of Humane Way 300 Comment
  CAS-BOT-BC236207  Poa secunda subsp. secunda LeRoy Abrams 1903-3-8 3105 Los Angeles Near Inglewood Comment
  SBBG12190  Poa secunda subsp. secunda P. H. Raven 1962-4-10 17209 Los Angeles summit of Thirst 579 Comment
  SBBG131575  Poa secunda subsp. secunda S. A. Junak 2000-4-15 SCa 1206 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from jct with Divide Rd 478 Comment
  UCR200219  Polycarpon tetraphyllum Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 883 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
  CAS-BOT-BC419773  Polygonum argyrocoleon Carl B. Wolf No date on label 4216 Los Angeles Santa Catalina Island. Around the Rock Crusher, at mouth of Pebbly Beach Canyon. 22 Comment
  RSA12413  Polygonum aviculare subsp. aviculare Carl B. Wolf 1934-4-11 5626 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  RSA608027  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  POM481994  Polygonum lapathifolium Richard Noyes 1988-9-18 745 Los Angeles San Antonio Canyon. Rocky wash behind San Antonio Dam. 701 Comment
  CAS-BOT-BC71894  Polypodium californicum Marcus E. Jones 1926-3-16 s.n. Los Angeles West of Pomona Comment
  RSA177757  Polypodium californicum R. F. Thorne, Percy C. Everett 1965-5-12 34606 Los Angeles Bullrush Canyon, Santa Catalina Island 244 Comment
  SBBG107225  Polypodium californicum J. Rebman, J. Dunn 1996-4-28 3100 Los Angeles Eagle Cyn on SE side of island 150 Comment
  UCSB62411  Polypodium californicum Kendall, M. Los Angeles Lone Hill Comment
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Sep 26 2016
  UCSB62449  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill, San Dimas Comment
  UCSB62297  Polypodium californicum Kiefer, Lawrence 1966-9-4 Los Angeles San Gabriel Mtns., Fish Fork of the E fork of the San Gabriel River, ca. 0.5mi above the falls 1341 Comment
  UCSB62399  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's canyon Comment
  RSA0103347  Polypogon interruptus R. G. Swinney 2011-10-25 15880 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  CAS-BOT-BC232418  Polypogon monspeliensis Ira L. Wiggins 1925-6-1 1765 Los Angeles Below Swain's Canyon, White's Landing, Santa Catalina Island Comment
  CHSC99452  Polypogon monspeliensis LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1111 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. Canyon bottom. At concrete tunnel at north end of the 210 freeway. 457 Comment
  RSA601051  Polypogon monspeliensis Steve Boyd, Lauren Raz 1997-6-18 9977 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  SBBG105370  Polypogon monspeliensis R. M. Beauchamp 1976-5-23 4161 Los Angeles curve in rd N of Middle Ranch site and W of Boulder 472 Comment
  SBBG12176  Polypogon monspeliensis P. H. Raven 1962-7-12 18042 Los Angeles Wilson Cove, below barracks area 45 Comment
  SBBG13308  Polypogon monspeliensis M. A. Piehl -Jun-1962 62377 a Los Angeles about buildings and along rds at Navy Base 38 Comment
  SBBG17191  Polypogon monspeliensis M. Vincent 1962-5-4 270 Los Angeles Malibu Beach lagoon at Malibu Comment
  UCR205650  Polypogon monspeliensis A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36930 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
  POM266622  Polypogon viridis J. C. Roos 1942-9-12 1718 Los Angeles Westwood Village, Los Angeles. Comment
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Dec 6 2011
  RSA549134  Polystichum imbricans subsp. imbricans T. S. Ross 1992-7-16 6709 Los Angeles San Gabriel Mts: NE slope of Condor Peak on granitic substrate; 88 degrees E, 195m distant from summit 1557 Comment
  CAS-BOT-BC410011  Populus X parryi Peter H. Raven; Henry J. Thompson 1959-9-6 14394 Los Angeles Santa Monica Mountains, near mouth of Malibu Creek 12 Comment
  UCR182213  Potamogeton crispus R. G. Swinney 1997-6-19 5610 B Los Angeles San Gabriel Mtns., SE end of Jackson Lake, west of Wrightwood 1872 Comment
  UC1348952  Potamogeton illinoensis Robert F. Thorne and M. Z. Thorne 1966-8-29 36578 Los Angeles upper end of canyon of North Fork of San Gabriel River (Crystal Lake Recreation Area, Crystal Lake); San Gabriel Mountains, Angeles National Forest 1676 Comment
  UCR190747  Potentilla glandulosa R. G. Swinney 2001-6-2 7959 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  LA200823  Potentilla glandulosa subsp. glandulosa Norman A. Cole; May 1964 423 .14 Los Angeles SANTA MONICA MOUNTAINS, Santa Rosa Valley Canyon, Arroyo Santa Rosa; Camarillo Road. 22 Comment
  UCR194758  Potentilla glandulosa subsp. glandulosa Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 725 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park 518 Comment
  RSA601063  Prunus fasciculata Steve D. Boyd, Lauren Raz 1997-6-18 9995 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 3.6 road miles west of intersection with Highland St. 890 Comment
  OBI26245  Prunus ilicifolia Mark Schneider 1973-5-12 27 Los Angeles Vogel Flats, Big Tujunga Cyn, San Bernardino Mts 792 Comment
  RSA567309  Prunus ilicifolia Tim S. Ross 1990-6-28 3987 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA656267  Prunus ilicifolia Steve Archer 1977-4-6 19 Los Angeles Verdugo Mountains: Two tenths of a mile north of Shields Avenue on Briggs Road, La Crescenta. 488 Comment
  UCR95391  Prunus ilicifolia L. C. Wheeler 1966-11-19 9135 Los Angeles San Gabriel Mtns., Tunnel Bypass, 0.25 mi upstream from Dutch Louie Camp, Pacoima Canyon 716 Comment
  LA200822  Prunus ilicifolia subsp. ilicifolia A. M. Johnson; 1934-3-16 4347 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  RSA658363  Prunus ilicifolia subsp. ilicifolia Naomi Zohman 1985-4-28 27 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  UC1215220  Prunus ilicifolia subsp. lyonii Peter H. Raven 1962-7-10 17972 Los Angeles sw from Thirst (upper reaches of Cave Canyon, San Clemente Island); San Clemente Island, Cave Canyon Comment
  RSA454157  Prunus lyonii M. B. Dunkle 1939-4-3 7243 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UC586944  Prunus virginiana var. demissa Joseph Andorfer Ewan 1934-8-5 8449 Los Angeles 1/2 mi above Ranger Station (Prairie Fork); San Gabriel Mountains, Prairie Fork 1828 Comment
  UCR182124  Prunus virginiana var. demissa R. G. Swinney 1997-6-19 5624 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  JEPS20529  Pseudognaphalium beneolens Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  SD12583  Pseudognaphalium beneolens Edith A. Purer 1933-10-7 5595 Los Angeles El Segundo Comment
  CATA1040  Pseudognaphalium biolettii Mark L. Hoefs 1995-5-10 1965 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  UCR210735  Pseudognaphalium biolettii R. G. Swinney 2009-1-19 9996 Los Angeles San Gabriel Mtns., 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
  CAS-BOT-BC356720  Pseudognaphalium californicum Raymond Lindholm 1961-4-8 s.n. Los Angeles LaVerne Comment
  UC1594375  Pseudognaphalium californicum Tim Ross 1992-4-16 6207 Los Angeles 291 degrees wnw 725 m distant from summit of 1603 ft peak above Stone field station (central part of San Clemente Island on upland grassland); San Clemente Island 416 Comment
  CAS-BOT-BC357299  Pseudognaphalium microcephalum Peter H. Raven 1957-9-21 11329 Los Angeles At n.w. end of U.C.L.A. campus, Los Angeles Comment
  LA200228  Pseudognaphalium microcephalum Norman A. Cole; May 1964 358 Los Angeles SANTA MONICA MOUNTAINS, 2.9 mi from Pacific Coast Hwy along Rambla Pacifico. 335 Comment
  RSA0065720  Pseudognaphalium stramineum Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4782 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  NY63567  Pseudotsuga macrocarpa V. Duran 1933-7-27 3537 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  SBBG106224  Psilocarphus tenellus S. A. Junak 1985-5-16 SCl 110 Los Angeles near Eagle Cyn in artificial vernal pool on E side of main rd, ca. 0.75 mi S of SHOBA gate 481 Comment
  SD90375  Psilocarphus tenellus var. tenellus Robert F. Thorne 1966-4-17 36087 Los Angeles San Clemente Island, near reservoirs between Boulder and Horton, northeast side of island. 490 Comment
  SEINET951709  Pteridaceae George B. Grant, Walter Wheeler 1904-1 530 -a Los Angeles collected on Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA0091170  Pteridium aquilinum R. G. Swinney 2011-6-30 15403 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCR205096  Pteridium aquilinum R. G. Swinney 2008-4-11 8658 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA0011717  Pteris vittata David M. Hutt 1959-9-30 599 Los Angeles San Gabriel Canyon north of Azusa. In canyon just below Morris Dam. 396 Comment
  UC586870  Pterospora andromedea Joseph Andorfer Ewan 1934-8-9 8413 Los Angeles Mount Williamson San Gabriel Mts. (near summit) 2438 Comment
  CAS-BOT-BC421195  Pterostegia drymarioides Geo. B. Grant 1904-6-14 s.n. Los Angeles Monrovia Comment
  CAS-BOT-BC421202  Pterostegia drymarioides Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena Comment
  RSA0110797  Pterostegia drymarioides R. G. Swinney 2011-4-28 14551 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam. 878 Comment
  SBBG61784  Pterostegia drymarioides M. N. Ackley 1928-2-12 889 Los Angeles Eaton Wash 365 Comment
  UC1929309  Punica granatum Scott D. White, Justin Wood 2008-5-19 12014 Los Angeles Los Angeles Basin; Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. Comment
  UCR121258  Purshia glandulosa Steven R. Hill, K. Kramer 2001-4-22 33358 Los Angeles San Gabriel Mtns./SW Mojave Desert, Elizabeth Lake Road, 9.7 mi by road SSW of the junction with Johnson Road, vicinity of Bee Canyon 549 Comment
  RSA451430  Purshia tridentata var. glandulosa Bonnie C. Templeton 1947-5-21 6267 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UC1971136  Purshia tridentata var. glandulosa Louis C. Wheeler 1973-4-21 Los Angeles : 47th Street east and Barrel Springs road. Comment
  UC1714431  Pycnanthemum californicum I. M. Johnston 1917-8-23 1715 Los Angeles Prairie Fk of San Gabriel R. San Antonio Mountains (San Antonio Mountains); , Prairie Fk of San Gabriel R. 1432 Comment
  RSA128283  Quercus agrifolia H. J. Thompson 1959-3-27 1893 Los Angeles Santa Monica Mountains: Saddle Peak, 1.5 miles east of peak. 732 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
  RSA476837  Quercus agrifolia var. agrifolia F. R. Fosberg 1931-8-10 S 5663 Los Angeles N. fork San Gabriel Canyon 1/2 mi. below camp coldbrook Comment
  LA105365  Quercus berberidifolia Barry A. Prigge; 1989-4-23 8463 Los Angeles Santa Susana Mountains, Devil Canyon: 1.4 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 518 Comment
  LA200035  Quercus berberidifolia John Thomas Howell; 1934-4-20 3476 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  POM271866  Quercus berberidifolia Lyman Benson 1947-1-16 12281 Los Angeles Lightpost 51, El Pariso Dr. Ganesha Hills, Pomona 305 Comment
  UCR178223  Quercus berberidifolia LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 280 Los Angeles Verdugo Mountains, Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  UCR199967  Quercus berberidifolia Valerie Soza, LeRoy Gross 2001-5-9 1193 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  LA46439  Quercus chrysolepis Carl Epling; May 1926 sn Los Angeles Arroyo Seco Comment
  CAS-BOT-BC86216  Quercus dumosa J. Ewan 1931-10-24 5259 a Los Angeles One mile above Malibu Lake on Seminole Hot Springs Rd. Santa Monica Mts. Comment
  CAS-BOT-BC86379  Quercus dumosa D. E. Breedlove 1961-9-23 1268 Los Angeles S side of Fourth of July Cove; Santa Catalina Island 30 Comment
  CAS-BOT-BC79764  Quercus durata Geo. B. Grant 1904-3-1 6252 Los Angeles Pasadena So. Calif. Comment
  POM123222A  Quercus durata var. gabrielensis Marcus E. Jones 1882-3-7 s.n. Los Angeles Pasadena. Comment
  RSA573413  Quercus durata var. gabrielensis Louis C. Wheeler 1931-11-13 357 Los Angeles Mouth of Liveoak Canyon 409 Comment
  RSA762246  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-5-19 3120 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 103 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 976 Comment
  UCR177738  Quercus durata var. gabrielensis LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1079 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. 556 Comment
  CAS-BOT-BC94177  Quercus engelmannii Geo. B. Grant 1904-6-14 1091 Los Angeles at Monrovia Comment
  RSA476788  Quercus engelmannii Christina Clark 1928-12-8 s.n. Los Angeles Coast plains & foothill, E. Pasadena Comment
  RSA476790  Quercus engelmannii George B. Grant 1904-5-5 6167 Los Angeles Pasadena. Comment
  SBBG44663  Quercus engelmannii W. B. Holt 1941-10-31 Los Angeles Monrovia Comment
  SD72799  Quercus engelmannii F. R. Fosberg 1931-1-7 7111 Los Angeles Arcadia 149 Comment
  UC533189  Quercus engelmannii Joseph Andorfer Ewan 1934-12-27 8487 Los Angeles 2 mi above A.T. and S.F. tracks (Monrovia, at mouth of Sawpit Canyon (Monrovia Canyon)); San Gabriel Mountains, Sawpit Canyon (Monrovia Canyon) 228 Comment
  UCR261305  Quercus john-tuckeri Ralph Hoffmann 1927-8-31 s.n. Los Angeles Transverse Range, Oaks Garage [now = site of Le Chene Restaurant], Mint Canyon 720 Comment
  RSA725646  Quercus pacifica Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 421 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  RSA158257  Quercus tomentella Peter H. Raven 1962-7-11 18000 Los Angeles San Clemente Island, Wilson Cove. 61 Comment
  CAS-BOT-BC104872  Quercus wislizeni Ernest C. Twisselmann 1956-9-14 3167 Los Angeles San Emigdio Range. Upper end of Castaic Valley 1188 Comment
  UCSC001116  Quercus wislizeni Peter Kamb 1947-9-28 743 Los Angeles Pine flats, San Gabriel Mts. 1829 Comment
  RSA0091489  Quercus wislizeni var. frutescens R. G. Swinney 2011-6-15 15167 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA729924  Quercus wislizeni var. frutescens R. G. Swinney, Dave Larson 1998-4-26 6044 Los Angeles Browns Flat, San Dimas Experimental Forest 1317 Comment
  RSA131243  Rafinesquia californica P. C. Everett, E. K. Balls 1959-6-2 23829 Los Angeles In semishade on steep dry slopes, 1 mile NE of Entrance to Stokes Canyon 229 Comment
  RSA527668  Rafinesquia californica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4288 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UCR96938  Ranunculus cymbalaria var. saximontanus R. G. Swinney 1993-9-11 2654 Los Angeles San Gabriel Mtns., Wrightwood, junction of Spruce Street & Hwy 2, north of Hwy 2 along the stream 1799 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
  SBBG28533  Ranunculus hebecarpus L. C. Wheeler 1934-3-24 2467 Los Angeles Live Oak Cyn 472 Comment
  UC537067  Ranunculus hebecarpus Philip A. Munz 1934-4-2 13143 Los Angeles Puddingstone Canyon San Dimas 304 Comment
  RSA399996  Ranunculus hebecarpus Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  LA200329  Raphanus sativus Jonathan Sauer; H. N. Sauer 1969-5-30 4557 Los Angeles Santa Monica Mountains, Tuna Canyon, lower portion of canyon Comment
  RSA651173  Raphanus sativus Eleanor McClung 1937-3-14 4 Los Angeles Playa del Rey. Comment
  POM16376  Reseda alba Ella M. Kennedy 1923-4-2 s.n. Los Angeles Glendora Comment
  RSA0103427  Rhamnus californica R. G. Swinney 2011-10-25 15874 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  RSA137590  Rhamnus californica Peter H. Raven 1959-5-3 14105 Los Angeles Coastal sage association, 1.8 mi. South of Muholland Drive, Franklin Canyon. 244 Comment
  RSA0041713  Rhamnus californica Albert J. Perkins 1911-10-28 s.n. Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC133204  Rhamnus californica subsp. californica A. C. Sanders; T. B. Salvato 2009-5-21 36897 Los Angeles San Gabriel Valley: Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  POM2828  Rhamnus crocea P. A. Munz 1918-5-16 2246 Los Angeles Claremont. Comment
  RSA608347  Rhamnus crocea subsp. ilicifolia Louis C. Wheeler 1930-3-22 17 Los Angeles Santa Monica Mountains: Mandeville Canyon Comment
  RSA0080969  Rhamnus ilicifolia R. G. Swinney 2010-4-28 12407 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
  RSA595795  Rhamnus ilicifolia Steve Boyd, Lauren Raz 1996-10-8 9018 Los Angeles Liebre Mountains region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill. 1402 Comment
  UC1584755  Rhamnus ilicifolia Tim Ross and Annette Ross 1991-3-7 4154 Los Angeles Elephant Hill, w Pomona Pomona, San Dimas U.S.G.S. 7.5' Quad. 341 Comment
  UCR124374  Rhamnus ilicifolia I. W. Clokey, B. C. Templeton 1929-1 4511 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  SEINET13946341 Image available Rhamnus ilicifolia Paul Gripp 1954-1 s.n. Los Angeles Malibu picnic park on way to YMCA camp Comment
  LA207841  Rhamnus pirifolia C. B. Wolf; 1932-5-10 3502 Los Angeles Santa Catalina Island, Avalon Canyon, above the last almond orchard 121 Comment
  POM323028  Rhamnus pirifolia Reid V. Moran 1975-8-23 22682 Los Angeles San Clemente Island: west fork of Red Rock Canyon. 280 Comment
  RSA187784  Rhamnus pirifolia Robert F. Thorne 1966-4-29 36325 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake. 412 Comment
  RSA3558  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3502 Los Angeles Avalon Canyon, Santa Catalina Island. 122 Comment
  RSA526532  Rhamnus pirifolia Steve Boyd, Tim S. Ross, Arnseth 1990-4-7 4270 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SBBG39123  Rhamnus pirifolia C. H. Muller 1953-5-2 9664 Los Angeles upper end of Swain Cyn Comment
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Dec 1 2016
  SD51856  Rhamnus pirifolia Peter H. Raven 1962-5-9 17683 Los Angeles San Clemente Island; steep canyon wall near head of canyon above Mosquite Cove. 274 Comment
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Jul 1 2014
  CAS-BOT-BC167917  Rhus integrifolia Dr. H. E. Hasse s.n. Los Angeles Los Angeles Comment
  LA62806  Rhus integrifolia Harlan Lewis; 1937-3-25 sn Los Angeles Santa Catalina Isl 91 Comment
  POM310167  Rhus integrifolia Hulda Crooks 1946-2-13 207 Los Angeles Big Dalton Canyon 365 Comment
  RSA650231  Rhus integrifolia Donald W. Harshberger 1949-2-15 s.n. Los Angeles Glendora foothills 152 Comment
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Mar 8 2013
  UC1302367  Rhus integrifolia Robert F. Thorne and P. Everett 1964-2-6 33286 Los Angeles w of Catalina Harbor at Isthmus; Santa Catalina Island 4 Comment
  CAS-BOT-BC167953  Rhus ovata Timothy S. Ross 1995-4-7 8365 Los Angeles Old Ridge Route: 1.4 road miles NNW of its intersection with Templin Highway; headwaters of Canton Canyon 902 Comment
  LA30505  Rhus ovata Jane Turner; Ted Mosquin 1930-5-30 c 40 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon, Mulholland Road, 2.2 mi W of Fire Station. Comment
  RSA386379  Rhus ovata L. E. Hoffman 1933-3-23 17111 Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  UC450948  Rhus ovata Fay A. McFadden 1931-3-31 48 E Los Angeles Tuna Canyon, Canyon opposite Bellmont Country Club Tuna Canyon; Verdugo Hills Comment
  UCR256233  Rhus ovata R. G. Swinney 2010-6-4 13041 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UC56270  Rhus trilobata Ernest Braunton 1902-6-1 487 Los Angeles Griffith Park Comment
  RSA247303  Ribes amarum G. D. Wallace 1966-3-25 208 Los Angeles Millard Canyon, N of Altadena. 457 Comment
  UCR194621  Ribes aureum var. gracillimum R. G. Swinney 1999-4-8 7076 Los Angeles San Gabriel Mtns., Claremont, Palmer Canyon c. 100 m east of Cobal Canyon 512 Comment
  UCR56172  Ribes aureum var. gracillimum J. A. Adams 1963-4-2 3 Los Angeles San Gabriel Valley, Pomona College Wash [=west edge of San Antonio Creek channel?], Claremont 335 Comment
  RSA9767  Ribes aureum var. gracillimum Louis C. Wheeler 1932-2-12 445 Los Angeles San Gabriel Wash 107 Comment
  POM48025  Ribes californicum var. hesperium C. F. Baker 1901-1-1 3981 Los Angeles Hills near Claremont. Comment
  RSA522288  Ribes californicum var. hesperium Steve Boyd 1990-2-3 3821 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon. Comment
  RSA598902  Ribes californicum var. hesperium R. G. Swinney 1989-11-24 1481 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road 1.4 mi. NE of Glendora Mountain Road. 457 Comment
  UC79617  Ribes californicum var. hesperium A. J. McClatchie 1894-1-20 Los Angeles San Gabriel Mts. Comment
  POM98  Ribes californicum var. hesperium C. F. Baker 1930-2-17 406 Los Angeles San Antonio Canyon near Claremont. Comment
  CAS-BOT-BC167102  Ribes indecorum A. C. Sanders 2003-3-14 25784 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  CAS-BOT-BC173095  Ribes indecorum Ernest Braunton 1903-1-10 793 Los Angeles Arroyo Seco Comment
  UC921816 Image available Ribes indecorum L. R. Abrams 1916-1-3 5572 Los Angeles between Duarte and Azusa Comment
  UCD170564  Ribes indecorum R. G. Swinney 2009-3-20 10140 Los Angeles San Gabriel Mtns. Foothills, Azusa/Irwindale, mouth of San Gabriel River Canyon, 100-400 m north of I-210 Fwy, 300 m east of the river channel. 177 Comment
  LA51403  Ribes malvaceum Henry J. Thompson; 1959-2-20 1843 Los Angeles Santa Monica Mountains, Piuma Rd, 1 mi E Malibu Creek, N slope 243 Comment
  RSA670432  Ribes malvaceum I. W. Clokey, Bonnie C. Templeton 1929-05 4493 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  UC934024 Image available Ribes malvaceum H. L. Cogswell 1950-3-10 61 Los Angeles nw slope Wood's Peak (Plot 6); San Gabriel Mountains 975 Comment
  UCD102352  Ribes malvaceum Scott D. White; Pam DeVries 1997-11 6036 A Los Angeles San Gabriel Mountains, San Gabriel River Canyon: N of Azusa; alluvial bench S of unnamed dirt access road to gauging stn. Below Morris Dam; just SE of private orchard. 259 Comment
  SBBG119371  Ribes malvaceum var. viridifolium R. F. Thorne 1971-3-25 41505 Los Angeles lower Evey Cyn, San Antonio Cyn 716 Comment
  RSA250473  Ribes nevadense Robert F. Thorne 1967-10-10 37365 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  RSA459468  Ribes quercetorum Anstruther Davidson 1895-5-4 1750 Los Angeles Gorman Station Comment
  RSA476243  Ribes roezlii Bonnie C. Templeton 1933-5-15 5128 Los Angeles Ranger Station, Big Pines Park, San Gabriel Mountains. 2088 Comment
  RSA0091099  Ribes roezlii var. roezlii R. G. Swinney 2011-8-17 15640 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  CAS-BOT-BC168673  Ribes speciosum John I. Carlson 1918-4-24 s.n. Los Angeles Griffith Park Comment
  POM294607  Ribes speciosum Lyman Benson 1946-12-28 12272 Los Angeles Head of Turnbull Canyon, Whittier, Puente Hills Mt. 305 Comment
  RSA167622  Ribes speciosum Peter H. Raven, Robert F. Thorne 1964-5-7 19002 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA508658  Ribes speciosum Mark Parratt 1963-4-15 517 Los Angeles Diamond Bar Ranch area. Comment
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Aug 20 2014
  RSA713812  Ribes speciosum Valerie L. Soza, Miriam Sidibeh 2003-3-26 1621 Los Angeles Western San Rafael Hills: Near junction of Ridge Motorway and Gladys Mtwy, off junction of Camino San Rafael and Flintridge Dr, SSW of Flint Peak. 564 Comment
  UC1922526  Ribes speciosum Valerie Soza, LeRoy Gross 2001-5-9 1207 Los Angeles Transverse Ranges; Verdugo Mountains region; Southern San Rafael Hills: South of western end of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 297 Comment
  POM158000  Ribes viburnifolium M. B. Dunkle 1928-2-19 1707 Los Angeles Santa Catalina Island, Hay Press 427 Comment
  SD181487  Ribes viburnifolium Robert F. Thorne 1977-3-22 45760 Los Angeles Santa Catalina Island, east-northeast slope of Blackjack Mine. Gully along airport road, in shade. 456 Comment
  SFV16295  Robinia pseudoacacia J. D. Dilley 1996-7-18 85 Los Angeles San Gabriel Mountains Angeles National Forest, Mill Creek Summit on Angeles Forest Highway. Growing in gravely soil on a ridge top. 1494 Comment
  SDSU1279  Rorippa nasturtium-aquaticum Gerald Collier 1951-5-5 M 195 Los Angeles Santa Anita Canyon, San Gabriel Mts. Comment
  UCR282434  Rorippa palustris D. E. Bramlet, Robt. L. Allen 2011-5-24 4847 Los Angeles Coastal Plains and Basins; Los Angeles Basin, Whittier Narrows Recreation Area, east bank of Rio Hondo Creek, 45 ft. north of San Gabriel Blvd. & 817 ft. west of Rosemead Blvd. 59 Comment
  CATA1085  Rosa californica Mark L. Hoefs 1995-5-16 2035 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA449702  Rosa californica Wm. Martin 1971-10-21 s.n. Los Angeles East of Agua Dulce Canyon Road. Comment
  RSA611808  Rubus discolor Louis C. Wheeler 1968-5-15 s.n. Los Angeles San Antonio Canyon. 976 Comment
  CAS-BOT-BC158814  Rubus ursinus Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena Comment
  LA52075  Rubus ursinus E. Lloyd; 1933-4-8 sn Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon Comment
  POM177954  Rubus ursinus Joseph A. Ewan 1931-3-21 4063 Los Angeles At old ranch site, Los Flores Canyon. 457 Comment
  SBBG38733  Rubus ursinus R. Moran 1941-3-7 685 Los Angeles Middle Ranch 200 Comment
  RSA756732  Rumex A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36912 Los Angeles 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
  RSA660896  Rumex crispus Darron David 1992-5-8 15 Los Angeles Hacienda Heights, 3.0 miles south of the intersection of Colima Rd. and Haliburton Rd., respectively Comment
  SBBG77475  Rumex salicifolius F. R. Fosberg 1931-4-29 4708 Los Angeles Cottonwood Cyn mouth 3 Comment
  CAS-BOT-BC433916  Rumex salicifolius David B. Weissman 1971-6-17 90 Los Angeles Santa Catalina Island. Mud flat next to Middle Ranch reservoir. 198 Comment
  UC380823  Rupertia physodes M. E. Jones 1882-5-2 2691 Los Angeles Pasadena Comment
  SJSU7258  Russelia equisetiformis C. W. Sharsmith 1945-9-9 5473 B Los Angeles Monrovia Comment
  POM9701  Sagina decumbens subsp. occidentalis P. A. Munz 1921-4-10 4410 Los Angeles Claremont; Blanchard Park. 366 Comment
  RSA478862  Salicornia maritima F. R. Fosberg 1930-6-30 S 3062 Los Angeles Del Rey. 2 Comment
  RSA478882  Salicornia virginica T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  RSA550002  Salicornia virginica Scott D. White 1992-10-9 948 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
  CAS-BOT-BC433206  Salix exigua A. C. Sanders 2006-5-16 32326 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake. 991 Comment
  RSA624066  Salix exigua Louis C. Wheeler 1967-5-23 9665 Los Angeles 1.25 mile ESE Honby 457 Comment
  UCR139942  Salix exigua L. C. Wheeler 1967-5-23 9665 Los Angeles Santa Clara River Valley, 1.25 mi. southeast of Honby 457 Comment
  UC437364  Salix exigua var. hindsiana I. M. Johnston 1917-8-23 1685 Los Angeles Prairie Fork of San Gabriel R.; San Antonio Mts. 1524 Comment
  CHSC26073  Salix gooddingii R. C. Koukol 1968-5-9 21 Los Angeles Ca. 2 miles SE of La Canada at Devil's Gate Dam. 457 Comment
  UCSB981  Salix gooddingii Wedberg, Lee 1954-4-26 Los Angeles Devil's Gate dam, Pasadena 548 Comment
  HSC101316  Salix laevigata R. G. Swinney 2009-3-26 10168 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  LA208739  Salix laevigata W. R. Ernst; May 1948 sn Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  LA208744  Salix laevigata Carl Hedin; Joseph Ewan 1933-6-29 7644 Los Angeles Above Ballona Creek, S of Culver City [Area 2] Comment
  LA208751  Salix laevigata Carl Hedin; Joseph Ewan 1932-5-10 7654 Los Angeles Verdugo Canyon, Fernbrook Pl, (Area 3) Comment
  POM186369  Salix laevigata A. N. Dunn, Joseph A. Ewan 1933-7-23 7818 Los Angeles Colby's Ranch, San Gabriel Mountains 1143 Comment
  SJSU270  Salix laevigata C. W. Sharsmith 1932-1-17 11 Los Angeles Lower San Gabriel Canyon c. 9.5 km above Azusa 299 Comment
  UC846636  Salix lasiandra subsp. lasiandra Marcus E. Jones, A. M. 1882-3-7 3042 Los Angeles Pasadena Comment
  POM362725  Salix lasiolepis G. R. Johnstone 1932-1-24 s.n. Los Angeles Twin Lakes. 305 Comment
  POM48310  Salix lasiolepis Philip A. Munz 1925-2-22 9343 Los Angeles Santa Susanna. Comment
  RSA622854  Salix lasiolepis Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, branch at Angeles Crest Highway. 2104 Comment
  SBBG118698  Salix lasiolepis R. F. Thorne 1967-10-21 37402 Los Angeles near San Antonio Falls 1950 Comment
  UC506417  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-5-19 7662 Los Angeles Ballona Creek at Ballona Marshes; , Ballona Creek Comment
  UCR143117  Salix lasiolepis F. R. Fosberg 1931-3-23 S- 4327 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 60 Comment
  SEINET12512726  Salix lasiolepis Unknown 1896-1 s.n. Los Angeles Avalon, Santa Catalina Island;Channel Islands;;; Comment
  CAS-BOT-BC107269  Salix lasiolepis var. bigelovii Alice Eastwood 1917-7-20 6471 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC107552  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-3-3 7410 Los Angeles Agoura (Picture City), Santa Monica Mts. Comment
  CAS-BOT-BC125054  Salix lasiolepis var. lasiolepis H. E. McMinn 1924-7-25 1298 Los Angeles Catalina Island Comment
  POM184876  Salix lucida subsp. lasiandra Carl. W. Sharsmith 1932-1-17 8 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  CATA3227  Salsola tragus Schylar Gholson, Margie Pfeffer, Julia Parish 2016-8-1 1 Los Angeles Santa Catalina Island: Junction of Lands End, West End, and Silver Peak roads 198 Comment
  LA31628  Salsola tragus Peter H. Raven; Henry J. Thompson 1959-10-14 14643 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  RSA0097178  Saltugilia splendens subsp. grantii R. G. Swinney 2011-6-1 14978 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA524629  Saltugilia splendens subsp. grantii T. S. Ross, S. D. Boyd 1990-5-17 2599 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA549170  Saltugilia splendens subsp. grantii T. S. Ross, Peter Fritsch 1990-6-20 3649 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  UCR271256  Saltugilia splendens subsp. splendens R. G. Swinney 2011-5-12 14698 Los Angeles San Gabriel Mountains, Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek 1183 Comment
  CDA40334  Saltugilia splendens subsp. splendens T. C. Fuller 1980-6-12 20279 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 1.3 km west of road to Mt. Wilson. Comment
  JEPS46489  Salvia Eva M. Wilson 1962-7-3 Los Angeles Alpine Comment
  RSA144727  Salvia apiana Alice Ann Webb 1961-2-28 780 Los Angeles Mills and Baseline Avenues, Claremont, San Gabriel Mountain Range, San Gabriel Drainage Area. 396 Comment
  RSA411302  Salvia apiana L. E. Hoffman 1929-6-10 s.n. Los Angeles Arroyo Seco, below Strawberry Peak. Comment
  UC729590  Salvia apiana Carl B. Wolf 1932-5-9 Los Angeles e fork (left) Pebbly Beach Canyon (0.33 mi above Mexican Houses); Santa Catalina Island 152 Comment
  RSA0085071  Salvia apiana Naomi S. Fraga 2001-5-27 49 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  RSA594971  Salvia carduacea Tim S. Ross 1995-4-26 8379 Los Angeles Southwesterly slope of LIEBRE MOUNTAIN along Forest Service Road 7N23; ca 4300 ft SW of Sandberg Triangulation Point (5345 ft) 1415 Comment
  SDSU7467  Salvia carduacea D. R Harvey 1954-4-24 Los Angeles Antelope Valley. 718 Comment
  UC25670  Salvia carduacea J. Burtt Davy May 9 1896-May 24 1896 2665 Los Angeles between Gorman's and Manzana (Antelope Valley); Antelope Valley Comment
  UC440354  Salvia carduacea C. Epling and L. Ellison 1930-4-17 Los Angeles Palmdale Comment
  RSA401462B  Salvia columbariae Mary H. Ward 1973-4-11 159 -b Los Angeles Roadside near Palmdale Comment
  RSA660834  Salvia columbariae Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 25 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UC1215241  Salvia columbariae Peter H. Raven 1962-4-12 17319 Los Angeles w side San Clemente Island (near foot of canyon s of canyon below the Tomb) 106 Comment
  UCR271529  Salvia columbariae R. G. Swinney 2011-5-31 14904 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  CAS-BOT-BC233700  Salvia leucophylla P. A. Munz; R. D. Harwood 1920-5-17 3993 Los Angeles North Topanga Canyon, Santa Monica Mts. 213 Comment
  SD38723  Salvia leucophylla Edith A. Purer 1935-5-11 6551 Los Angeles Malibou Lodge Road. Comment
  UC1124756  Salvia leucophylla F. H. Raymond 1930-1-13 30 Los Angeles Head of Pueroc Canyon; Calabasas Quad. 213 Comment
  LA52354  Salvia mellifera Carl Epling; Nesta Hutchinson, A. N. Dunn 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA706909  Salvia mellifera Gary D. Wallace, M. Wallace 1985-3-2 2182 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  UC1124829  Salvia mellifera G. T. Nordstrom 1935-2-15 330 Los Angeles 5 mi ne Black Mtn.; Tejon Quad. 792 Comment
  UCR274112  Salvia mellifera Steven A. Junak 1998-6-13 SCa- 746 Los Angeles California Islands, Santa Catalina Island, west side of Avalon Canyon drainage, along north rim of Quail Canyhon, just west of Los Angeles Counthy Fire Station 79 Comment
  RSA167632  Sambucus mexicana P. H. Raven, Robert F. Thorne 1964-5-7 19019 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA580959  Sambucus mexicana Jamie Kneitel 1994-4-28 47 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  CAS-BOT-BC238735  Sambucus nigra subsp. caerulea Carl B. Wolf 1932-7-6 3832 Los Angeles San Fernando Valley, Van Nuys Blvd. 1/2 mi. east of Pacoima Post Office 335 Comment
  CATA1150  Sambucus nigra subsp. caerulea Mark L. Hoefs 1995-5-23 2141 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  UCR270865  Sambucus nigra subsp. caerulea R. G. Swinney 2010-4-15 12261 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  SBBG106886  Sanguisorba minor M. L. Hoefs, R. F. Thorne, J. Takara, M. Gay 1995-7-27 2504 Los Angeles just below lower Bullrush Reservoir 281 Comment
  SD52840  Sanicula arguta Peter H. Raven 1962-4-10 17211 Los Angeles San Clemente Island, north-facing slopes of Thirst 580 Comment
  UCR271472  Sanicula crassicaulis R. G. Swinney 2011-5-3 14572 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  UC574964  Sanicula tuberosa Carl Epling, R. Fowler, K. Kueen April 1933 Los Angeles Santa Monica Mountains, Boney Ridge Boney Ridge; Santa Monica Mountains, Boney Ridge Comment
  RSA0107230  Schismus arabicus Steven A. Junak 1998-3-22 SCa- 502 Los Angeles Santa Ana Island. Avalon Canyon, along W side of Avalon Canyon Road, just N of entrance to Wrigley Memorial Botanical Garden. 107 Comment
  RSA762450  Schismus barbatus R. G. Swinney 2009-2-20 10011 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR271916  Schismus barbatus R. G. Swinney 2010-3-24 12075 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
  RSA758767  Schoenoplectus maritimus Robert Gustafson 1981-4-14 2179 Los Angeles Ballona Wetlands, area 2 Comment
  UC2026510  Scirpus californicus Louis C. Wheeler 1946-7-28 6221 Los Angeles SAN GABRIEL: Rio Hondo, 1/4 mile north of San Gabriel Boulevard. Comment
  UC8040694  Scirpus cernuus I. Johnston 1917-6-14 1344 Los Angeles w Pomona; w of Pomona Comment
  SEINET13203261 Image available Scrophularia californica R. G. Swinney 2011-1 14612 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
  LA99458  Scrophularia californica subsp. californica Hisao P. Arai; 1957-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  SEINET10548866  Scrophularia villosa Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4828 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
  UC1349356  Scrophularia villosa Robert F. Thorne 1966-4-5 35797 Los Angeles sw of and near Empire Landing; Santa Catalina Isl 152 Comment
  UCR186905  Secale cereale A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32015 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
  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
  LA209614  Selaginella asprella Lawrence L. Kiefer; 1963-1-1 347 Los Angeles San Gabriel Mountains, Angeles Crest Hwy. (State Rte. #2), near junction with Hwy. 39 1981 Comment
  RSA600212  Selaginella bigelovii Steve Boyd, Lauren Raz 1997-5-28 9898 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
  UC1076450  Selaginella bigelovii Herbert L. Mason 1926-4-26 2941 Los Angeles upper rd. Pacoima Wash; San Gabriel Mts. Comment
  UCR193689  Selaginella bigelovii R. G. Swinney, Dave Larson 1999-5-29 7226 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  CAS-BOT-BC363460  Senecio californicus Grant 1902-5-14 4978 Los Angeles Glendara [Glendora] Comment
  CAS-BOT-BC333085  Senecio flaccidus var. douglasii Ernest C. Twisselmann 1955-8-10 2308 Los Angeles Castaic Valley 1/2 mile north of Holland Summit, san Emigdio Range 1219 Comment
  CAS-BOT-BC341208  Senecio lyonii George B. Grant; Walter Wheeler 1904-4-21 1193 a/6134 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  CATA382  Senecio lyonii Mark L. Hoefs 1974-5-1 442 Los Angeles Santa Catalina Island: By Renton Mine Road, northeast exposure 167 Comment
  RSA526522  Senecio lyonii Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4261 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA544555  Senecio lyonii Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6111 Los Angeles San Clemente Island: west fork of China Canyon. 101 deg. E, 790m distant from 1448'BM. 293 Comment
  RSA739776  Senecio mikanioides John Dittes, Eva M. Dittes 2005-12-30 1303 Los Angeles S Coast, Santa Monica Mtns, Topanga Canyon, 2.2 air miles N of intersection of Topanga Canyon Road and Pacific Coast Hwy, 1.6 air miles SE of intersection of Topanga Canyon road and Old Topanga Canyon Road., 1.5 air miles W of Santa Ynez Canyon, slope on W side of Topanga Canyon road. 130 Comment
  RSA547441  Senecio vulgaris Timothy S. Ross 1992-5-17 6372 Los Angeles San Gabriel Mts.: lower Shoemaker Canyon, draining to the E fork of the San Gabriel River and joining it at 2125 feet elevation 723 Comment
  UC7711  Sesuvium verrucosum Dr. A. Davidson 1891-1 Los Angeles Comment
  CAS-BOT-BC243577  Setaria parviflora Joseph Andorfer Ewan 1932-7-11 7470 Los Angeles Ingraham St., Los Angeles Comment
  POM294724  Setaria parviflora Lyman Benson 1945-7-3 11834 Los Angeles Claremont, Pacific slope. 351 Comment
  RSA303491  Setaria parviflora E. C. Twisselmann 1971-9-19 18513 Los Angeles Los Angeles, Ingraham Str at Lucas Str. 61 Comment
  POM187465  Sherardia arvensis Louis C. Wheeler 1933-5-15 1914 Los Angeles San Gabriel. 107 Comment
  SBBG108894  Sibara filifolia S. A. Junak 1997-3-11 SCl 758 Los Angeles saddle on small ridge overlooking Pyramid Cove, ca. 0.25 mi SSE of Triangulation Pt Guds 152 Comment
  UCR95417  Sidalcea malviflora subsp. sparsifolia T. S. Ross, V. W. Steinmann 1995-5-8 8535 Los Angeles Liebre Mtns., Bouquet Canyon, along Bouquet Canyon Road near Bouquet Campground No. 3. 744 Comment
  CAS-BOT-BC384474  Silene antirrhina Le Roy Abrams 1899-4-1 226 Los Angeles Santa Monica Mts Comment
  RSA0091540  Silene antirrhina R. G. Swinney 2011-5-26 14858 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  SBBG112968  Silene antirrhina S. A. Junak 1998-6-13 SCa 751 Los Angeles W side of Avalon Cyn, upslope from fire stn 140 Comment
  CATA1014  Silene gallica Mark L. Hoefs 1995-5-4 1929 Los Angeles Santa Catalina Island: Above Howlands Landing 60 Comment
  SBBG127533  Silene gallica M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2824 Los Angeles hillside above New York Harbor 54 Comment
  SBBG96802  Silene gallica S. Boyd with T. Ross, L. Arnseth 1990-4-7 4240 Los Angeles lower half of China Cyn Comment
  SDSU17724  Silene gallica S. H. Bullock 1968-4-2 29 Los Angeles Claremont, Blanchard Park, Mills Ave. between First and Sixth Streets. 351 Comment
  CAS-BOT-BC174893  Silene laciniata Henry J. Thompson 1959-5-24 2009 Los Angeles 1.9 miles north of Coast Highway, Tuna Canyon Road 335 Comment
  POM183626  Silene laciniata subsp. major Joseph A. Ewan 1929-5-18 1252 Los Angeles 1 mile above mouth of Los Flores Canyon. Comment
  RSA477943  Silene laciniata subsp. major M. Bisbee 1917-6-6 s.n. Los Angeles North hills, Eagle Rock Comment
  POM11236  Silene lemmonii George B. Grant 1906-6-10 s.n. Los Angeles Mt. Lowe 1524 Comment
  UCR191266  Silene verecunda R. G. Swinney 1998-7-2 6211 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR223656  Silene verecunda R. G. Swinney 2009-6-24 11253 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA529150  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd 1991-7-24 5635 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA229108  Silene verecunda subsp. platyota R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38879 Los Angeles Near Lodgepole Picnic ground at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Hwy., 1.2 mi. SE of Dawson saddle. 2332 Comment
  CDA3861  Sisymbrium altissimum L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains region; Transverse Ranges; saddle immediately east of Magic Mountain 0 Comment
  RSA593448  Sisymbrium altissimum Steve Boyd 1996-4-24 8649 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  SBBG72231  Sisymbrium altissimum R. Hoffmann 1930-4-24 Los Angeles near station, Saugus Comment
  UCR213686  Sisymbrium altissimum Justin M. Wood 2009-6-1 792 Los Angeles San Gabriel Mountains, Mill Creek Summit, roadside turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction 1402 Comment
  SD124476  Sisymbrium altissimum Barry Prigge 1986-3-20 6968 Los Angeles Tehachapi Mountains: 0.4 mile east of Gorman on Lancaster Road. 1232 Comment
  RSA747286  Sisymbrium officinale R. G. Swinney 2008-5-30 8876 Los Angeles San Gabriel Mtns.: San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  RSA747358  Sisymbrium orientale R. G. Swinney 2008-3-26 8568 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR220263  Sisymbrium orientale R. G. Swinney 2009-4-24 10474 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  UCR260333  Sisymbrium orientale R. G. Swinney 2010-5-4 12542 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  SBBG109045  Sisymbrium orientale S. A. Junak 1996-5-29 SCl 545 Los Angeles China Pt Rd, ca. 1.3 mi S of intersection with San Clemente Ridge Rd 289 Comment
  RSA127837  Sisyrinchium bellum Peter H. Raven 1959-4-4 13968 Los Angeles Point Dume, Santa Monica Mountains. 15 Comment
  UC845026  Sisyrinchium bellum Ira W. Clokey, B. Templeton May 1929 4542 Los Angeles Mandeville Canyon; Santa Monica Mountains 500 Comment
  RSA0087099  Sisyrinchium bellum Steven A. Junak 2001-5-4 SCa- 1484 Los Angeles Santa Catalina Island. W end of island, S of Parson's Landing. 109 Comment
  RSA12277  Sisyrinchium bellum Carl B. Wolf 1934-4-11 s.n. Los Angeles Bryant Ranch, E of Long Beach. Comment
  RSA608882  Sisyrinchium bellum Louis C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga. 549 Comment
  RSA0053891  Solanum douglasii R. G. Swinney 2010-4-13 12204 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  RSA0080734  Solanum douglasii R. G. Swinney 2010-4-23 12363 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  SBBG105476  Solanum douglasii F. R. Fosberg 1931-3-20 4312 Los Angeles Hamilton Cyn, S wall 30 Comment
  UCR117125  Solanum douglasii A. C. Sanders, D. Malueg 2001-5-17 24340 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  RSA0020271  Solanum douglasii Jim Reutzel 1994-5-8 135 Los Angeles Hills behind the Cal Poly Pomona university campus. Comment
  RSA422385  Solanum douglasii F. H. Elmore 420 Los Angeles San Clemente Island. Comment
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May 16 2008
  RSA422393  Solanum douglasii Howard Mullins 1931-4-19 s.n. Los Angeles Hillside, Chevy Chase Comment
  SEINET7262243 Image available Solanum elaeagnifolium B. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Old Ridge Rte between Violin Summit & Reservoir Lookout Comment
  RSA60289  Solanum umbelliferum G. R. Campbell 1948-5-13 581 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  RSA650187  Solanum umbelliferum Lori Ackerman, Gerald Braden 1988-5-20 13 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA651337  Solanum umbelliferum Matt Bogdanoff 1981-5-25 26 Los Angeles Glendora Mtn. Rd., 5.2 mi N of junction with Sierra Madre Ave., N of Glendora. 671 Comment
  UCR270946  Solanum umbelliferum R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14327 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  CAS-BOT-BC156800  Solanum umbelliferum T. S. Ross; O. Mistretta 1993-5-27 7321 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 841 Comment
  POM156292  Solanum umbelliferum L. R. Abrams 1902-6-29 2586 Los Angeles Mt. Wilson, San Gabriel Mountains. Comment
  RSA647973  Solanum umbelliferum Michelle Manolovitz, Brian Manolovitz 1992-5-12 21 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 500 feet north of park office. Comment
  UCD127024  Solanum umbelliferum Kenneth R. Montgomery; Thomas W. Strid 1973-5-19 73- 70 Los Angeles Dillon Divide, San Gabriel Mountains. Site of LASCA Cistus field plot. Comment
  RSA785745  Solanum xanti Carrie A. Herd 1982-4-9 73 Los Angeles San Gabriel River West Fork; 3/4 mi. W. of Hwy 39, 50 ft. above water Comment
  SEINET5624719  Solanum xanti var. intermedium I. W. Clokey, E. G. Anderson 1935-5-9 6878 Los Angeles San Dimas Canyon Comment
  UCR43275  Solanum xanti var. montanum David Charlton 1986-6-15 239 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  RSA187764  Solidago californica R. F. Thorne 1966-9-15 36703 Los Angeles Santa Catalina Island, Middle Ranch, Middle Ranch Canyon 213 Comment
  RSA697313  Solidago occidentalis Keith E. Hoffmaster 1933-9-24 s.n. Los Angeles Near Santa Ana. Comment
  RSA188038  Sonchus asper R. F. Thorne 1966-4-29 36273 Los Angeles Santa Catalina Island: above ranch in Middle Ranch Canyon 229 Comment
  RSA657284  Sonchus oleraceus Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -14 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  RSA770873  Sonchus oleraceus R. F. Thorne 1965-5-10 34507 Los Angeles Near upper end of Gallagher Canyon, Santa Catalina Island. 427 Comment
  CAS-BOT-BC374609  Sonchus oleraceus C. W. Tilforth 1969-11-22 238 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  UCD136159  Sonchus oleraceus Donald R. Bissing 1973-6-2 148 Los Angeles Evey Canyon, San Gabriel Mountains. 1.4 miles from canyon mouth. 1024 Comment
  SBBG59120  Sorghum halepense M. N. Ackley -May-1928 15 Los Angeles southwest flats, Los Angeles Comment
  SBBG89559  Spartium junceum J. Adams 1965-4-29 155 Los Angeles Evey Cyn 762 Comment
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Jan 26 2015
  UCR64455  Spergula arvensis Anstruther Davidson 1893-6-12 s.n. Los Angeles Pasadena Comment
  POM157992  Spergularia bocconi M. B. Dunkle 1928-3-17 1737 Los Angeles Santa Catalina Island, Howland s Landing. Comment
  RSA545197  Spergularia bocconi Timothy S. Ross 1992-4-14 6176 Los Angeles San Clemente Island, central E side of island; Fairly level rocky shelf near base of E escarpment, ca 90m S of where the Nanny Canyon drainage meets the sea 53 Comment
  RSA0098220  Spergularia macrotheca Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-28 797 -1 Los Angeles San Clemente Island. Terrace above China Point, S end of island. Comment
  RSA478037  Spergularia macrotheca Robert Gustafson 1981-3-26 2137 Los Angeles Ballona Wetlands, Area 1. Comment
  SBBG69979  Spergularia macrotheca var. leucantha M. N. Ackley -Jun-1927 79 Los Angeles Inglewood 47 Comment
  CAS-BOT-BC390326  Spergularia macrotheca var. macrotheca Peter H. Raven; Henry J. Thompson 1959-6-4 14342 Los Angeles Santa Monica Mountains. Point Dume 12 Comment
  CATA1292  Spergularia macrotheca var. macrotheca Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2381 Los Angeles Santa Catalina Island: Parsons' Landing 3 Comment
  RSA660870  Spergularia macrotheca var. macrotheca Orlando Mistretta 1992-4-4 133 Los Angeles San Clemente Island. Comment
  POM306198  Stachys albens Henry J. Ramsey, Henry J. Ramsey 1937-7-18 s.n. Los Angeles Altadena, San Gabriel Mts., Soldier's Creek. Comment
  SEINET11196344  Stachys albens Unknown 2011-6-29 15340 Los Angeles San Gabriel 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
  CAS-BOT-BC60962  Stanleya pinnata var. pinnata Timothy S. Ross; Steve Boyd 1990-5-29 2713 Los Angeles San Gabriel Mountains. Big Rock Springs. Immediate vicinity of Big Rock Creek where crossed by Big Pines Highway. 1194 Comment
  SBBG25146  Stanleya pinnata var. pinnata Leota Davidson 1965-5-9 165 Los Angeles Hwy 14, ca. 16 mi E of Solemint Comment
  CATA1584  Stebbinsoseris heterocarpa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2854 Los Angeles Santa Catalina Island: By road to Toyon Beach 313 Comment
  RSA0023256  Stebbinsoseris heterocarpa R. F. Thorne 1980-4-25 54124 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  UCD99430  Stellaria media Gordon Pilone 1960-3-22 7 Los Angeles Wash area at Pomona College in Claremont. 365 Comment
  LA82416  Stellaria media Peter H. Raven; Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 91 Comment
  JEPS20100  Stephanomeria diegensis Peter H. Raven 1957-9-21 11339 Los Angeles nw end U. C. L. A. campus; U. C. L. A. Comment
  POM6158  Stephanomeria exigua subsp. deanei N. R. Shaw 1900-6-19 51 Los Angeles Claremont, Calif. Comment
  RSA607703  Stephanomeria pauciflora Scott D. White, Pam DeVries 1997-11-20 6025 Los Angeles Cismontane L.A. County: Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansem Dam, and N of Wentworth St. 320 Comment