Search Results — 2000 specimen records retrieved (1576 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA706215  Abies concolor Tim Thibault, K. E. Olshewsky 2004-5-23 296 Los Angeles Mt. Williamson. 2074 Comment
  RSA680173  Abronia pogonantha Scott D. White 2003-6-8 9509 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  POM19206  Abronia pogonantha P. A. Munz 1923-5-27 6905 Los Angeles San Gabriel Mountains, Pallett Creek Comment
  RSA460985  Abronia umbellata Richard Arnold 1984-8-10 1024 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey) Comment
  RSA639733  Acacia baileyana L. C. Wheeler 1969-3-16 s.n. Los Angeles San Gabriel Mountains: Millard Canyon 426 Comment
  CATA3376  Acacia melanoxylon Peter J. Dixon, Matt Guillams, Steve Junak, Amy Catalano 2016-5-11 050 Los Angeles Santa Catalina Island: Avalon Canyon, drainage adjacent to fallow field, above Machado Field 58 Comment
  RSA651445  Acacia paradoxa Paul Peterson 1948-2-24 s.n. Los Angeles Collected at San Dimas Park, along the southern road running parallel to the park. 251 Comment
  CAS-BOT-BC30944  Acamptopappus sphaerocephalus Adolph Daniel Edward Elmer 1902-6-1 3621 Los Angeles Lancaster Comment
  POM19146  Acamptopappus sphaerocephalus var. sphaerocephalus P. A. Munz 1923-5-27 6896 Los Angeles Pallett Creek. 2104 Comment
  RSA0076537  Acanthomintha obovata subsp. cordata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8558 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  LA49828  Acer macrophyllum Carl Epling; April 1938 sn Los Angeles Santa Monica Mountains, Westwood, UCLA campus 121 Comment
  OBI70869  Acer macrophyllum Steve Boyd 1997-5-20 9800 Los Angeles Liebre Mts region: Northern flank of Sawmill Mtn, upper Heryford Cyn drainage, just NE of Sawmill Summit at the jctn of forest Service roads 7N23 and 7N08 1585 Comment
  RSA394183  Acer macrophyllum Ora M. Clark 1928-10-14 1957 Los Angeles San Antonio River, S. of Camp Baldy, San Antonio Mts. Comment
Read comments
Mar 31 2014
  RSA0051231  Acer macrophyllum James R. Shevock 1976-4-24 5020 Los Angeles San Gabriel Mountains, Angeles National Forest. 1386 Comment
  CAS-BOT-BC21682  Achillea millefolium R. E. Snodgrass 1901-8-1 s.n. Los Angeles Santa Barbara Island Comment
  RSA714792  Achnatherum coronatum A. C. Sanders 2003-5-26 25863 Los Angeles San Gabriel Valley: long abandoned gravel pit on the 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. 159 Comment
  UCD50269  Achnatherum coronatum P. B. Kennedy 1918-8-2 s.n. Los Angeles Whitehall grade. Comment
  UCD50360  Achnatherum hymenoides A. A. Beetle 1942-4-24 3211 Los Angeles 6 miles W of Llano. Comment
  RSA746419  Achnatherum parishii Orlando Mistretta 1994-7-12 1405 -A Los Angeles Along trail, S. Fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. Comment
  RSA747271  Achnatherum parishii subsp. parishii R. G. Swinney 2005-8-26 8527 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, peak 6374 c. 1/2 mi. SW of Devil's Chair 1933 Comment
  RSA730248  Achnatherum speciosum R. G. Swinney 1999-6-5 7268 Los Angeles San Gabriel Mtns.: western end of ridge extending from Big John Peak, above Big John Flat 1768 Comment
  POM30564  Achyrachaena mollis Marcus E. Jones 1882-5-1 3213 Los Angeles Los Angeles. Comment
  POM87793  Achyrachaena mollis L. R. Abrams 1902-4-20 2358 Los Angeles Los Angeles Comment
  SBBG13832  Acmispon americanus E. R. Blakley 1962-10-3 5376 Los Angeles Wrigley Reservoir at summit of the island rd 426 Comment
  CAS-BOT-BC204753  Acmispon argophyllus var. argenteus L. R. Abrams; I. L. Wiggins 1931-7-6 343 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  SEINET957372  Acmispon grandiflorus T. R. Van Devender 1983-1 s.n. Los Angeles Santa Monica Mountians, Topanga Canyon, Fernwood. Comment
  RSA0106740  Acmispon heermannii var. heermannii R. G. Swinney 2011-5-19 14761 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
  SBBG121251  Acmispon maritimus var. maritimus V. Soza, S. Deo, L. Gross 2000-4-20 697 Los Angeles NE side of La Tuna Cyn, N of 210 Fwy, N of La Tuna Cyn Rd; SSW of Dorothy and Estepa Drive jct, Haines Cyn Park 579 Comment
  SBBG128230  Acmispon micranthus M. L. Hoefs, S. A. Junak 2000-4-14 3075 Los Angeles hillside about halfway between Airport Rd and Goat Harbor 469 Comment
  SEINET957924  Acmispon nevadensis var. davidsonii L. C. Wheeler 1970-1 s.n. Los Angeles San Gabriel Moutains. Heliport 0.3 mile of South Mt. Hawkins. 2286 Comment
  SFV15350  Acmispon strigosus J. C. Dittes, D. Stolp 1990-4-1 68 Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  LA209733  Acourtia microcephala W. O. Griesel; 1936-6-18 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Faculty Hill. Comment
  RSA600213  Acourtia microcephala Steve Boyd, Lauren Raz 1997-5-28 9899 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  SD134535  Acroptilon repens Craig Reiser 1990-5-16 Los Angeles Ritter Ranch, NW of Palmdale near Amargosa Creek Comment
  CATA303  Adenostoma fasciculatum Mark L. Hoefs 1973-6-5 323 Los Angeles Santa Catalina Island: By upper White's Landing Road 426 Comment
  RSA0060511  Adenostoma fasciculatum R. G. Swinney 2010-3-10 11821 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  RSA156036  Adenostoma fasciculatum Peter H. Raven 1962-5-22 17839 Los Angeles Middle Ranch, Santa Catalina Island. 213 Comment
  RSA650378  Adenostoma fasciculatum var. fasciculatum Rudolf Schmid 1962-6-2 s.n. Los Angeles Wash south of Campus Avenue, Upland. Comment
Read comments
Oct 1 2015
  LA98925  Adiantum jordanii Lawrence L. Kiefer; 1966-4-16 1873 Los Angeles SANTA MONICA MOUNTAINS, Russell Valley, ca 2 mi W of Kanan Rd, canyon S of Hwy 101. 304 Comment
  UCR194075  Adiantum jordanii R. G. Swinney, Dave Larson 1999-5-29 7237 Los Angeles San Gabriel Mtns., lower East Fork San Dimas Canyon 598 Comment
  UCR194589  Adiantum jordanii R. G. Swinney 1999-4-9 7083 Los Angeles San Gabriel Mtns., mouth of Peacock Canyon, at confluence with Cattle Canyon 640 Comment
  UCR71152  Adiantum jordanii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4369 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  POM878  Adiantum jordanii Philip A. Munz 1918-4-5 2032 Los Angeles Pomona. Comment
  SEINET4556463 Image available Adiantum jordanii George B. Grant 1901-1 3924 Los Angeles Pasadena, Pacific Coast Comment
  UC399481  Adiantum jordanii C. F. Millspaugh 1920-3-12 4773 Los Angeles Equestrian Trail; Santa Catalina Isl Comment
  SEINET9881302  Aegilops ovata B. L. Johnson 1967-1 Los Angeles University of California Los Angeles (grown from seed from Botanisher Garden der Universitat, Zurich) Comment
  RSA609119  Ageratina adenophora Louis C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Roberts Canyon at Silver Fish Truck Trail. 609 Comment
  UCR242040  Agoseris grandiflora Dan S. Cooper 2012-4-30 412- 2 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  RSA95116  Agoseris heterophylla var. heterophylla F. W. Peirson 1922-7-7 3189 Los Angeles Swartout Valley, Wright's Ranch. 1845 Comment
  POM49249  Agoseris retrorsa A. D. E. Elmer 1902-06 3601 Los Angeles Acton, Mt. Gleason. Comment
  POM122584  Agoseris retrorsa Marcus E. Jones 1926-6-7 s.n. Los Angeles South of Lebec, Liebre Mountains. Comment
  RSA188343  Agrostis exarata R. F. Thorne, M. Z. Thorne 1966-5-31 36434 Los Angeles Santa Catalina Island: Fern Canyon W of Orizaba Mountain 229 Comment
  SEINET3916346  Agrostis exarata Louis C. Wheeler 1967-8-1 10204 Los Angeles San Gabriel Mts., Angeles National Forest: Fountainhead Spring, E slope Mt. Pacifico.; 0 2012 Comment
  RSA623874  Agrostis pallens Jon E. Keeley 1979-5-10 7278 Los Angeles 1.6 kilometers N of Pacific Coast Highway on Kanan Dume Road. 300 Comment
  RSA594553  Agrostis scabra F. R. Fosberg 1931-8-12 790 Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  RSA584449  Allium burlewii R. G. Swinney 1992-7-10 1845 Los Angeles San Gabriel Mountains, East Baldy Peak. All plants collected within 50 yards of Peak 3049 Comment
  UCR281317  Allium fimbriatum R. G. Swinney 2014-4-24 16227 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
  RSA763251  Allium fimbriatum var. fimbriatum Justin M. Wood 2010-5-10 1639 Los Angeles Vicinity of Littlerock creek; just southwest of intersection of cheseboro rd. and Mt. Emma rd. 973 Comment
  UC1178595  Allium fimbriatum var. fimbriatum Peter Kamb 1948-5-6 962 Los Angeles desert foothills of the San Gabriel Mts. above Little Rock; San Gabriel Mts. 975 Comment
  LA21449  Allium haematochiton W. O. Griesel; 1936-5-9 21449 Los Angeles Santa Monica Mountains, Mulholland Hwy between Latigo and Decker roads 579 Comment
  RSA366489  Allium peninsulare var. peninsulare Anstruther Davidson 1921-6-1 3426 Los Angeles San Gabriel Mountians Comment
  CAS-BOT-BC475404  Allium praecox George B. Grant; Walter Wheeler 1904-4-21 34 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  UC907901  Allophyllum divaricatum Herbert L. Mason 1927-6-11 3742 Los Angeles Mt. Wilson San Gabriel Mts., Mt. Wilson Comment
  RSA67302  Allophyllum gilioides subsp. violaceum Verne Grant, Alva Grant 1951-6-11 16034 Los Angeles Hwy 2, Charlton Flats, San Gabriel Mountains. 1677 Comment
  RSA305698  Allophyllum glutinosum Mark Hoefs 1973-4-27 202 Los Angeles Santa Catalina Island; Wrigley Botanical Garden, Upper Avalon Canyon. 244 Comment
  RSA334149  Allophyllum glutinosum R. F. Thorne 1969-7-2 38204 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  UC1080553  Allophyllum glutinosum Verne and Alva Grant 1951-6-11 16037 Los Angeles Charlton Flats, Hwy. 2 San Gabriel Mts., Charlton Flats 1676 Comment
  UC586847  Alnus rhombifolia Joseph Andorfer Ewan 1934-8-5 8458 Los Angeles Public Cp. #1 San Gabriel Mts., Prairie Fork San Gabriel River 1615 Comment
  RSA526074  Amblyopappus pusillus Steve Boyd, Peter Fritsch, Timothy S. Ross 1990-4-6 4173 Los Angeles San Clemente Island. East side of island, 0.2 mile S of U.S. Navy site called 'Jack'. 152 Comment
  RSA661067  Amblyopappus pusillus Orlando Mistretta 1992-4-5 175 Los Angeles Guds, San Clemente Island. Comment
  UC1215251  Amblyopappus pusillus Peter H. Raven 1962-5-8 17590 Los Angeles slopes above, in clayey grassland Seal Cove; San Clemente Island 38 Comment
  UC284272  Amblyopappus pusillus P. A. Munz 1923-4-9 6670 Los Angeles east coast, dry bluffs San Clemente Island Comment
  UC1929503  Ambrosia chamissonis Mark Elvin, Michael Wall, Jennifer Stone 1996-8-8 321 Los Angeles Channel Islands; San Clemente Island: West dunes along road to S end dunes. 50m from beach, behind rock jolting up at beach; in shrub dune interface zone. Comment
  RSA416927  Ambrosia chamissonis L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  RSA749905  Ambrosia confertiflora Kelly Volansky 2006-2-17 s.n. Los Angeles Montebello Hills, east of Montebello Blvd. near the Paramount Blvd. exit from Hwy 60 113 Comment
  UCR17946  Ambrosia dumosa Loretta Bates 1978-5-28 s.n. Los Angeles Western Mojave Desert, [east of Llano] junction of Hwy 138 and Black [Butte] Basin Rd 1037 Comment
  UCD128856  Ambrosia salsola Sherwin Carlquist 1965-4-22 1704 Los Angeles Saddleback Butte, 19 miles east of Lancaster. Comment
  CAS-BOT-BC180647  Amorpha californica var. californica Geo. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC180648  Amorpha californica var. californica Geo. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  RSA0079993  Amsinckia intermedia R. G. Swinney 2009-3-13 10115 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel. 192 Comment
  RSA0092328  Amsinckia intermedia R. G. Swinney 2011-3-17 14119 Los Angeles San Gabriel Mountains: Glendora, north of Mull Canyon debris basin 366 Comment
  POM3940  Amsinckia intermedia C. N. Carter 1909-6-12 s.n. Los Angeles Claremont. Comment
Read comments
Oct 10 2009
  SD52431  Amsinckia intermedia Skip Stone Apr 1952 74 Los Angeles Blanchard Park, Claremont 334 Comment
  UC1349353  Amsinckia menziesii var. menziesii Robert F. Thorne 1966-4-5 35854 Los Angeles s-facing slope above stream in Cottonwood Canyon; Santa Catalina Island, Cottonwood Canyon 106 Comment
  UCD119793  Amsinckia spectabilis Richard Bates 1949-3-1 s.n. Los Angeles Point Dume, west of Malibu. Comment
  SBBG29369  Amsinckia tessellata D. Myrick 1968-3-6 1816 Los Angeles near Hi Vista 914 Comment
  SFV9420  Amsinckia tessellata M. L. Vincent, R. H. Swade 1964-4-2 479 Los Angeles San Gabriel Mountains Valyermo Road, about 200 m (1/8 mile) north of Pallett Road. 1085 Comment
  UCR155645  Amsinckia tessellata A. C. Sanders, T. B. Salvato 2005-4-26 29676 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR174466  Amsinckia tessellata A. C. Sanders 2006-4-11 32048 Los Angeles Western Mojave Desert, Antelope Valley, NE of Palmdale, 90th St. East in vicinity of Ave. 'O 793 Comment
  RSA339698  Amsinckia tessellata var. tessellata R. F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 55003 Los Angeles San Gabriel Mts: : Slopes above Little Rock Creek below dams 975 Comment
  RSA592292  Anagallis arvensis Louis C. Wheeler 1967-5-13 9539 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  UCR253910  Ancistrocarphus filagineus Mitch Provance 2010-5-11 0510- 14 Los Angeles Westernmost Mojave Desert, south of Hwy 138 between Quail Lake and Neenach 960 Comment
  CAS-BOT-BC64117  Anisocoma acaulis H. M. Hall 1899-6-21 1265 Los Angeles Above Swarthout Canyon 1524 Comment
  RSA584619  Anthriscus caucalis T. S. Ross, Steve D. Boyd 1991-4-25 4592 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  RSA729188  Anthriscus caucalis R. G. Swinney, D. W. Larson 1999-5-15 7183 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
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Sep 16 2020
  JEPS4878  Antirrhinum coulterianum Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4206 Los Angeles 0.9 mi above confluence of Pacoima Creek main fork with north fork (along Forest Service road in n fork of Pacoima Creek canyon, Angeles National Forest); Angeles National Forest 1158 Comment
  RSA589065  Antirrhinum coulterianum Orlando Mistretta 1994-6-6 1328 Los Angeles San Gabriel Mts: Little Rock Creek. Slopes on E side of canyon S of jct. of Forest Service roads 4N15 and 5N04.3. 1433 Comment
  CDA41225  Antirrhinum multiflorum Phillipson 1915-6-7 3 .1.A Los Angeles Duarte. Comment
  RSA718112  Antirrhinum multiflorum R. G. Swinney 1997-6-12 5564 Los Angeles San Gabriel River Canyon north of Morris Dam, at private shore NE of dam. 488 Comment
  UCR280398  Antirrhinum nuttallianum Jeremiah George, Eric Kline 2017-4-17 417- 01 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  CATA908  Antirrhinum nuttallianum subsp. subsessile Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-14 1749 Los Angeles Santa Catalina Island: Hillside south of Ben Weston Beach 30 Comment
  RSA470371  Apiastrum angustifolium F. R. Fosberg 1931-3-25 S- 4363 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 60 Comment
  RSA151013  Apiastrum angustifolium P. H. Raven 1962-5-9 17665 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  RSA785650  Apium graveolens K. Dobry 1992-10-6 318 Los Angeles Santa Susana Mts. Tapo Cyn at Big Sky Ranch Comment
  HSC101891  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Los Angeles Basin, Verdugo Mountains Region: South side, at end of Olive Avenue in Burbank. 366 Comment
  UCR222842  Arabis pulchra R. G. Swinney 2009-5-12 10718 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  RSA585315  Arabis pulchra var. gracilis Timothy S. Ross 1991-4-27 4654 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
  UCR213951  Arabis pulchra var. gracilis Dave Silverman, Cindy Hopkins 2007-4-27 6781 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, 0.8 miles SSE of National Cement and 600m NE of Oso 3804 benchmark 1052 Comment
  UCR147297  Arabis sparsiflora var. arcuata Orlando Mistretta, Peter L. Morrell 1992-6-4 484 Los Angeles Transverse Ranges; San Gabriel Mountains region, Shortcut Canyon, OVH area. Arroyo District, paralleling Big Tujunga 1463 Comment
  RSA736005  Araujia sericifera Scott D. White, Justin Wood 2008-6-4 12055 Los Angeles Skyline Dr. E of Hacienda Blvd. SCE corridor at proposed tower 42. 366 Comment
  CAS-BOT-BC23867  Arctostaphylos catalinae E. R. Blakley 1963-4-10 5582 Los Angeles Santa Catalina Island, NE side of Black Jack Mt., junction of Whites Landing and Airport raod. 365 Comment
  POM209632  Arctostaphylos catalinae C. B. Wolf 1932-5-13 3626 Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus 365 Comment
  RSA177895  Arctostaphylos catalinae R. F. Thorne, Percy C. Everett 1965-5-12 34599 Los Angeles Bullrush Canyon, Santa Catalina Island. 244 Comment
  RSA626674  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15783 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  CAS-BOT-BC24911  Arctostaphylos glandulosa subsp. adamsii John Thomas Howell 1942-10-19 17872 Los Angeles Charlton Flat, San Gabriel Mts. Comment
  RSA626743  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1978-9-2 7226 Los Angeles Singing Pines Camp, Angeles Crest Hwy. 2000 Comment
  RSA305041  Arctostaphylos glandulosa subsp. mollis P. H. Raven, H. J. Thompson 1959-4-3 13910 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway. 549 Comment
  CAS-BOT-BC39306  Arctostaphylos glauca J. H. Thomas 1957-5-8 6742 Los Angeles San Gabriel Mountains, about 10 mi. NE of Pasadena 1371 Comment
  RSA631419  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15704 Los Angeles Angeles Forest Highway, 8 km north of Big Tujunga Canyon turnoff. 1300 Comment
  RSA631440  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15622 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631458  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16014 Los Angeles Ridge Route, 23 km south of Liebre Gulch turnoff. 800 Comment
  RSA631472  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16026 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631574  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15939 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631610  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15640 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA631649  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-10 21997 Los Angeles Road 7N23, north of Burnt Peak. 1425 Comment
  RSA631702  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15844 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA652401  Arctostaphylos glauca Brent Mishler 1977-10-6 s.n. Los Angeles San Gab. R. flood control Area, Irwindale. 170 Comment
  RSA771584  Arctostaphylos glauca R. G. Swinney 2009-5-6 10667 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  UCR104746  Arctostaphylos glauca David Charlton 1989-4-30 2977 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway, approximately 10 miles north of the southern boundary of the Angeles National Forest, c. 1 mi. (airline) NW of Switzer Camp. 1159 Comment
  UCSB4732  Arctostaphylos glauca Gill, Robert 1959-3-24 Los Angeles Oak Flat Guard Station, Ridge Route; Pacific slope drainage area 822 Comment
  RSA634361  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20620 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634789  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20468 Los Angeles N of Angeles Crest Hwy, on road to Sulphur Springs, N of Chilao., San Gabriel Mtns. 1200 Comment
  RSA634790  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20433 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
  RSA634869  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20268 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634923  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20535 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635119  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20355 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635140  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20575 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA635158  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20279 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  RSA635172  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20579 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA233450  Arctostaphylos patula R. F. Thorne 1968-11-9 37866 Los Angeles along trail up S slope of Mt. Williamson 2195 Comment
  RSA250444  Arctostaphylos patula R. F. Thorne 1967-3-23 41606 Los Angeles Islip saddle along Angeles Crest Hwy 2012 Comment
  RSA635271  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20629 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR126815  Arctotheca prostrata A. C. Sanders 2003-5-1 26289 Los Angeles San Gabriel Valley, Irwindale, near boundary of Azusa, south side of Montoya St. just east of Irwindale Ave., south of I-210 171 Comment
  UCR191681  Arenaria douglasii T. B. Salvato 2008-4-22 3318 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
  POM353  Arenaria macradenia var. arcuifolia L. R. Abrams, E. A. McGregor 1908-6-20 357 Los Angeles Liebre Mts. 1524 Comment
  RSA729746  Arenaria macradenia var. arcuifolia R. G. Swinney 1998-7-2 6266 Los Angeles San Gabriel Mtns.: north of Table Mountain, Wrightwood area, 1.6 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21. 1963 Comment
  RSA762254  Arenaria macradenia var. macradenia Orlando Mistretta, Christine Mistretta 2008-5-2 2605 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  RSA434334  Argemone munita Gus Gluechert 1937-6-26 s.n. Los Angeles Mint Canyon. Comment
  RSA0088142  Aristida adscensionis Steven A. Junak 1998-7-17 SCa- 789 Los Angeles Santa Catalina Island. Just W of mouth of Silver Canyon, on coastal slopes just inland from beach. 12 Comment
  CAS-BOT-BC84969  Artemisia californica Peter H. Raven; Henry J. Thompson 1959-10-31 14727 Los Angeles Santa Monica Mountains - Mandeville Canyon 2.7 miles north of Sunset Boulevard. 259 Comment
  LA200156  Artemisia californica Michael Neuman; November 1983 10 Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon Comment
  SBBG31081  Artemisia californica R. F. Thorne with D. Propst 1968-5-27 37629 Los Angeles near margin of Thompson's Reservoir, Middle Ranch, at upper W end of reservoir Comment
  SBBG53930  Artemisia californica K. R. Montgomery, T. W. Strid 1973-8-22 73 -177 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  UCR71161  Artemisia californica Steve Boyd, T. Ross, et al 1990-4-8 4420 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  POM9640  Artemisia californica Philip A. Munz 1920-12-5 4401 Los Angeles Claremont. 366 Comment
  UCR125165  Artemisia douglasiana A. C. Sanders, Mark Elvin 2002-6-25 25284 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  RSA295236  Artemisia douglasiana Shirley W. Campbell 1970-9-24 103 Los Angeles Lower Arroyo Seco, southeastern Pasadena Comment
  RSA330761  Artemisia dracunculus Wayne E. Sawyer 1981-8-30 135 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle. 2302 Comment
  CAS-BOT-BC93863  Artemisia dracunculus J. Ewan 1931-9-7 5176 Los Angeles San Bernardino Mts., near Hawes Ranch, Horsethief Canyon. Comment
  UCD150961  Artemisia tridentata subsp. parishii D. S. Park 2010-4-26 47 Los Angeles Ranch Santa Ana Botanic Garden 325 Comment
  CAS-BOT-BC97330  Artemisia tridentata subsp. tridentata Ernest Braunton 1903-10-1 907 Los Angeles Glendale to Burbank Comment
  POM122924  Artemisia tridentata subsp. tridentata Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley Comment
  SD30754  Artemisia tridentata subsp. tridentata Frances McCulloch 1931-5-4 Los Angeles Tye Flats, San Gabriel Range. Comment
  POM122755  Arthrocnemum subterminale Marcus E. Jones 1925-9-19 s.n. Los Angeles Seal Beach Comment
  RSA0104984  Arundo donax Steven A. Junak 1999-7-16 SCa- 1060 Los Angeles Santa Catalina Island. Ca. 0.1 mi inland from mouth of Cottonwood Canyon, N side of canyon. 8 Comment
  RSA549504  Asclepias californica T. S. Ross, Steve D. Boyd 1990-6-18 3482 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  POM155623  Asclepias curassavica M. L. Bryan 1928-7-28 17 Los Angeles Mandeville Canyon, near Santa Monica. 152 Comment
  RSA549235  Asclepias fascicularis Scott D. White 1992-10-8 872 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  UCR118194  Asclepias fascicularis A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23291 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 793 Comment
  RSA191635  Asclepias fascicularis R. F. Thorne, M. Z. Thorne 1966-8-29 36588 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: below fountain near lodge, N end Crystal Lake at upper end of canyon of N Fork of San Gabriel River 1676 Comment
  CATA1353  Asparagus asparagoides Mark L. Hoefs, Robert F. Thorne 1995-7-26 2464 Los Angeles Santa Catalina Island: Middle Canyon, along road, by bridge, across from Squaw Valley residence 176 Comment
  NY643204  Asphodelus fistulosus T. S. Ross 1992-4-13 6137 Los Angeles San Clemente Island: North head of the island, on sandy NE-facing terrace off the E end of the active runway. 42.7 Comment
  LA210299  Astragalus bicristatus Thomas Huggins; 2013-6-29 13- 249 Los Angeles San Gabriel Mountains, Angeles National Forest, Table Mountain, ca. 0.1 mi from the junction with the Angeles Crest Hwy (Hwy 2) 1915.0 Comment
  UCR277826  Astragalus bicristatus B. C. Templeton 1932-5-31 4854 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Camp, Angeles National Forest 2195 Comment
  RSA18725  Astragalus bicristatus Marcus E. Jones 1937-1 s.n. Los Angeles San Gabriel Mountians Comment
  RSA229251  Astragalus brauntonii Silence Reynolds 1942-1 s.n. Los Angeles Santa Monica Mountains Comment
  UCR203243  Astragalus douglasii R. G. Swinney 2005-7-11 8297 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
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Apr 24 2010
  RSA646287  Astragalus douglasii var. douglasii Orlando Mistretta 1992-9-14 s.n. Los Angeles San Gabriel Mountains: North Fork Saddle. Tujunga Ranger District. Comment
  SBBG3220  Astragalus lentiginosus var. variabilis H. and M. Dearing 1938-5-1 2685 Los Angeles Antelope Valley near Palmdale Comment
  RSA598528  Astragalus nevinii J. P. Rebman, Jonathan Dunn 1996-4-29 3113 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island. 15 Comment
  RSA659826  Astragalus nevinii Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 121 Los Angeles San Clemente Island. Comment
  RSA586449  Astragalus pachypus var. pachypus Orlando Mistretta 1995-2-28 1521 Los Angeles San Gabriel Mountains, Carr Canyon. 1067 Comment
  CAS-BOT-BC304393  Astragalus purshii var. tinctus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-26 724 Los Angeles Hungry Valley State Vehicular Recreation Area. Off Interstate-5, about 2 miles west of Gorman 1371 Comment
  UC82697  Astragalus trichopodus Blanche Trask June 1901 Los Angeles Santa Catalina Isl Comment
  CATA208  Astragalus trichopodus var. lonchus Mark L. Hoefs 1973-4-15 190 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  LA210508  Astragalus trichopodus var. lonchus T. R. Huggins; 2013-3-16 13- 13 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, Corral Canyon Rd ; ca. 1.2 mi from Pacific Coast Highway. 129.0 Comment
  CAS-BOT-BC194029  Astragalus trichopodus var. lonchus F. A. MacF. 1934-3-18 12488 Los Angeles Inglewood Comment
  RSA90708  Astragalus trichopodus var. lonchus F. W. Peirson 1921-2-26 586 Los Angeles Foot of Topanga Canyon, Santa Monica Mtns. Comment
  CAS-BOT-BC200830  Astragalus trichopodus var. trichopodus Marcus E. Jones 1924-4-25 s.n. Los Angeles Brea Canyon Comment
  UC1784346  Atriplex amnicola H. C. Stutz 1991-4-16 95465 Los Angeles Malibu Lagoon Comment
  SBBG12687  Atriplex argentea var. expansa E. R. Blakley 1962-6-9 5373 Los Angeles Triangulation Pt Black 2, 4.5 mi SE of Wilson's Cove 247 Comment
  SD124382  Atriplex argentea var. expansa F. C. Boutin 1967-4-23 1622 Los Angeles San Clemente Island; north end of island between Northwest Harbor and airstrip. Comment
  LA211281  Atriplex californica Arthur C. Gibson; Tarja Sagar, Tony Valois 2007-9-6 5178 Los Angeles SANTA MONICA MOUNTAINS, Leo Carrillo State Beach Comment
  RSA452435  Atriplex canescens Anstruther Davidson 1892-07 s.n. Los Angeles Lancaster. Comment
  RSA711442  Atriplex confertifolia LeRoy Gross 2005-5-19 2307 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  UCR24799  Atriplex confertifolia O. F. Clarke 1981-5-5 s.n. Los Angeles Western Mojave Desert, City of 'Lancaster' [Palmdale?] near Avenues 'P' and 60th [East] 784 Comment
  CAS-BOT-BC170114  Atriplex lentiformis Peter H. Raven; Henry J. Thompson 1959-9-6 14384 Los Angeles Mouth of Malibu Creek, Santa Monica Mountains 12 Comment
  UCR65212  Atriplex leucophylla F. R. Fosberg 1931-5-18 S- 4894 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 4 Comment
  UCR274350  Atriplex leucophylla Steven A. Junak 1999-7-16 SCa- 1058 Los Angeles California Islands, Santa Catalina Island. Behind beach at north side of Cottonwood Canyon mouth 3 Comment
  CAS-BOT-BC180950  Atriplex nummularia Carl B. Wolf 1931-12-30 2636 Los Angeles Playa del Rey 30 Comment
  POM50708  Atriplex parryi A. D. E. Elmer 1902-06 s.n. Los Angeles Lancaster. Comment
  SBBG72566  Atriplex polycarpa R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  POM182434  Atriplex rosea R. L. Pendleton 1909-7-2 1381 Los Angeles Avalon, Santa Catalina Island. Near Cottage. 6 Comment
  RSA303592  Atriplex semibaccata J. R. Shevock 1972-9-16 2275 Los Angeles Point Dume. 6 Comment
  RSA478401  Atriplex semibaccata F. R. Fosberg 1931-4-13 S 4600 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach. 0 Comment
  UC520378  Atriplex serenana Louis C. Wheeler 1932-9-4 1315 Los Angeles La Verne 304 Comment
  POM254665  Atriplex serenana F. W. Peirson 1923-10-7 4162 Los Angeles Santa Clara River at Aqueduct crossing. Comment
  UCR149855  Atriplex serenana var. serenana Scott D. White, Pam Devries 2004-6-14 10497 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  RSA0012148  Atriplex suberecta Mark A. Elvin, M. S. Enright 2002-7-22 2110 Los Angeles Newhall Ranch, Salt Creek 274 Comment
  CATA1239  Atriplex watsonii Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2317 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  RSA155796  Atriplex watsonii P. H. Raven 1962-7-12 18010 Los Angeles near point at east end of Northwest harbor, San Clemente Island 30 Comment
  RSA652771  Avena barbata Monica Acosta 1998-5-14 8 Los Angeles The Center for Regenerative Studies, South of California State Polytechnic University. 225 Comment
  SFV21764  Avena barbata L. Gross 2001-3-31 373 Los Angeles Verdugo Mountains South side of Verdugo Mountains at end of Olive Ave. Parked on Via Montana in Burbank, follow an old road that is overgrown that goes up to the main crest with Sunset Canyon to the west and Story Canyon to the east. On southwest-facing talus slope with Deer Canyon below. 457 Comment
  CHSC99443  Avena fatua LeRoy Gross 2001-3-31 365 Los Angeles Los Angeles Basin: Verdugo Mountains Region: South side: At end of Olive Ave, parked on Via Montana, in city of Burbank. Follow an old road that is overgrown so that a faint trail is all that is left of this road. The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. Along old road. 396 Comment
  CAS-BOT-BC53696  Azolla filiculoides Peter Raven 1962-5-22 17853 Los Angeles Channel Islands, Santa Catalina Island - Middle Creek about 1 mile below Ranch. Comment
  CAS-BOT-BC68352  Azolla filiculoides Joseph Cook (Rev.) Nevin 1904-5-1 s.n. Los Angeles Los Angeles River Comment
  POM211416  Baccharis douglasii L. C. Wheeler 1933-10-7 2165 Los Angeles Liveoak Canyon, San Gabriel Mts. 701 Comment
  RSA599028  Baccharis pilularis L. C. Wheeler 1967-11-11 s.n. Los Angeles Santa Susana/San Gabriel Mountains: Newhall Creek, 0.2 mi. east of Fremont Pass Comment
  UCR117547  Baccharis pilularis A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23264 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  RSA350395  Baccharis pilularis F. R. Fosberg 1930-10-18 4111 Los Angeles N* Slough'. [locality name change to'Laguna Dominguez'] 10 Comment
  RSA657106  Baccharis plummerae subsp. plummerae Carl Wishner 2000-10-13 3951 Los Angeles Santa Monica Mountains, Solstice Canyon [Park], south of the creek from picnic area / parking lot. 58 Comment
  SD107858  Baccharis salicifolia Robert F. Thorne, D. Propst & M Hoefs 1974-9-12 45104 Los Angeles Along stream running into reservoir in Cottonwood Canyon below Rancho Escondido. 105 Comment
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Jan 30 2015
  SD234282  Bahiopsis laciniata R. G. Swinney 1998-5-4 6045 Los Angeles San Gabriel Valley: Irwindale - Azusa boundary, old gravel pit immediately north of 210 Fwy. 167 Comment
  UCR186953  Balsamorhiza deltoidea A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31976 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  SEINET6078263  Berberis nevinii Mark Elvin, Wall, M. 1997-1 Los Angeles Comment
  IRVC27300  Beta vulgaris A. C. Sanders, Mark Elvin 2003-8-7 27158 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  RSA603805  Bidens laevis L. C. Wheeler 1933-10-20 2186 Los Angeles San Gabriel River 76 Comment
  RSA683192  Bituminaria bituminosa Scott D. White 2003-10-14 9827 Los Angeles Foothills above Sierra Madre; LA Dept. of Public Works Auburn debris basin, above the north terminus of Auburn Ave. (Mt. Wilson) 396 Comment
  RSA712218  Bituminaria bituminosa Andrea Warniment, Pam De Vries 2005-3-24 ADW- 005 Los Angeles Transverse Ranges; San Gabriel Mtns. region: Lannan Debris Basin, in foothills of San Gabriel Mtns., above the City of Sierra Madre. 317 Comment
  SEINET3884836  Bloomeria crocea K. Dobry 1991-5-22 d 639 Los Angeles Ne section of Soka University, 1 mi east of Los Virgenes Rd. off Mulholland Hwy. Santa Monica Mountain.; 0 Comment
  UCSB770  Bloomeria crocea Wedberg, Lee 1954-5-17 Los Angeles Griffith Park 243 Comment
  CAS-BOT-BC482056  Bloomeria crocea var. crocea Louis C. Wheeler 1932-4-30 672 Los Angeles Near UCLA Campus W Los Angeles 137 Comment
  RSA678202  Boechera californica V. Soza, LeRoy Gross 2001-4-24 1178 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.5 mile WNW of the Santa Anita Dam. 762 Comment
  RSA0129236  Boechera pulchra Orlando Mistretta, Christine Mistretta 2008-4-4 2300 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Tuckerway Ranch Road (Segment 5, structure 56 per TRTP survey; 2008) 1284 Comment
  RSA0025160  Boechera repanda Jane Tirrell 2012-6-19 LS 0072 Los Angeles Lily Spring; downslope from Pacific Crest Trail, approximately 0.5 mile northwest of Mt. Hawkins. 2480 Comment
  SEINET3162708  Boechera xylopoda M. D. Windham 2004-4-1 2960 Los Angeles SE of Pearblossom along Bobs Gap Rd. near Holcomb Ridge ca. 1.50 km NE of the summit (4272) of Holcomb Ridge. 1158 Comment
  UCR94697  Bolboschoenus maritimus subsp. paludosus A. C. Sanders, E. J. Lott 1993-5-6 13991 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  UCR96650  Bolboschoenus maritimus subsp. paludosus R. G. Swinney 1994-8-1 3143 Los Angeles San Gabriel Mtns, Glendora, Big Dalton Canyon Debris Basin, on north side of water margin, wet ground 366 Comment
  LA34164  Bolboschoenus robustus Peter H. Raven; 1959-9-6 14372 Los Angeles 6 Comment
  UC1019740  Bothriochloa barbinodis R. P. Celarier 1953-9-11 A 2575 I Los Angeles Los Angeles area Comment
  UCD56854  Bouteloua barbata var. rothrockii P. B. Dickey 1939-10-10 1069 Los Angeles SCS Nursery Littlerock, row 12. Comment
  CAS-BOT-BC95440  Bowlesia incana Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4302 Los Angeles San Clemente Island, E side of island near Malo Point, first canyon S of Bryce Canyon Comment
  IRVC26317  Bowlesia incana A. C. Sanders, Andy Thompson 2003-4-15 25995 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  POM6980  Bowlesia incana P. A. Munz, L. T. Street, G. Williams 1919-4-19 2471 Los Angeles Lone Hill, San Dimas. Comment
  SBBG47533  Bowlesia incana M. B. Dunkle 1949-9-23 2085 Los Angeles White's Landing Comment
  POM3260  Bowlesia incana P. A. Munz 1918-4-18 2086 Los Angeles Carbon Cannyon- Chino Comment
  LA202157  Boykinia occidentalis Dorothy Steinicke; 2004-7-13 Los Angeles 234 Comment
  RSA466771B  Boykinia rotundifolia Anstruther Davidson 1893-6-12 s.n. Los Angeles Switzer's Trail Comment
  RSA611076  Boykinia rotundifolia Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  SD8419  Boykinia rotundifolia J. C. Nevin none given Los Angeles Santa Anita Canyon Comment
  RSA637504  Brachypodium distachyon Valerie L. Soza, LeRoy Gross 1999-5-10 449 -B Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  SBBG80264  Brachypodium distachyon F. R. Fosberg 1931-5-22 4964 Los Angeles just above Isthmus Harbor 3 Comment
  RSA0072140  Brassica Carol Frazier 1966-6-3 s.n. Los Angeles SanRafael Hills. 274 Comment
  RSA0057903  Brassica geniculata Richard G. Swinney 2010-9-7 13695 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  UCR108416  Brassica geniculata Jeanne Gural, V. Soza 1997-3-26 17 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard 412 Comment
  UCR259547  Brassica geniculata R. G. Swinney 2010-9-7 13695 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR259671  Brassica geniculata R. G. Swinney 2010-4-1 12133 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCD114847  Brassica rapa Gary Wallace; G. Cromwell 1966-2-19 1 Los Angeles In Glendora just south of intersection of Grand Ave. and Foothill Blvd. Comment
  RSA182192  Brassica tournefortii James Henrickson 1963-05 1255 Los Angeles Adjacent to Rancho Santa Ana Botanic Garden. 381 Comment
  CATA3174  Brickellia californica Amy Catalano 2016-10-19 156 Los Angeles Santa Catalina Island: East facing cliff on west side of Airport Road almost halfway between Blackjack Road and Cape Canyon Road 409 Comment
  LA31685  Brickellia californica Peter H. Raven; Henry J. Thompson 1959-9-27 14501 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  SD253371  Brickellia californica R. G. Swinney 2011-10-27 15927 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, ca. 300 meters east of entrance gate to Cogswell Dam, between FS rd 2N25 and the stream. 648 Comment
  UCR210011  Brickellia californica R. G. Swinney 2008-10-7 9465 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA94119  Brickellia californica F. W. Peirson 1918-9-7 221 Los Angeles Upper end of Eaton Canyon 1524 Comment
  LA31690  Brickellia nevinii Peter H. Raven; 1959-10-25 14703 Los Angeles Santa Monica Mountains, Encinal Canyon, Mulholland Hwy, 4.4 mi NE of Pacific Coast Hwy 243 Comment
  UC202369  Brickellia nevinii Geo. L. Moxley 1916-9-4 517 Los Angeles Eaton Canyon Comment
  UCR231165  Brickellia nevinii Dan S. Cooper 2011-9-27 911- 111 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, slope south of Forest Lawn Dr. just west of Travel Town 178 Comment
  SEINET10863375  Brodiaea capitata W. C. Muenscher, M. W. Muenscher 1939-3-20 Muenscher 14706 Los Angeles Whittier Hills Comment
  POM257577  Brodiaea minor Carl B. Wolf 1932-5-13 3623 Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus 365 Comment
  SEINET13203243 Image available Bromus R. G. Swinney 2011-1 15491 Los Angeles San Gabriel Mountains: "Strawberry Potrero", uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property (Chilao Flat 7.5' Q.) 1426 Comment
  SBBG116996  Bromus carinatus S. A. Junak 2001-5-3 SCa 1470 Los Angeles just N of Airport Rd, in extreme upper portion of Swain (Toyon) Cyn 381 Comment
  RSA311351  Bromus carinatus var. carinatus R. F. Thorne, M. Z. Thorne 1969-7-9 38580 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA641441  Bromus carinatus var. carinatus L. C. Wheeler 1967-7-15 10048 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UC1595318  Bromus carinatus var. carinatus Tim Ross, Steve Boyd 1990-6-18 3489 Los Angeles northerly to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mountains, Camp Verdugo Pines 1877 Comment
  RSA603768  Bromus catharticus L. C. Wheeler 1936-4-10 4085 Los Angeles 2 miles NE La Verne. 381 Comment
  SEINET3128677  Bromus ciliatus L. R. Abrams 1902-7-2 2632 Los Angeles Little Santa Anita Canyon Comment
  CATA1080  Bromus diandrus Mark L. Hoefs 1995-5-16 2030 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  CHSC95531  Bromus diandrus LeRoy Gross; Naomi Fraga, Bill Hogshead 2002-3-21 495 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. 412 Comment
  POM112740  Bromus diandrus George B. Grant 1903-04 127 a Los Angeles Pasadena. Comment
  RSA0116842  Bromus diandrus Richard G. Swinney 2010-5-25 12938 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  SBBG128332  Bromus diandrus S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 38 Los Angeles Deer Valley Trail 92 Comment
  UCR205056  Bromus diandrus R. G. Swinney 2008-3-31 8590 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  UCR281616  Bromus diandrus R. G. Swinney 2014-5-21 16640 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA573465  Bromus grandis Timothy S. Ross 1992-5-8 6301 Los Angeles Glendora Ridge Road; steep northerly slope draining NW to Cattle Canyon; ca. 1480 meters NE of Peacock Saddle. 1146 Comment
  CATA1055  Bromus hordeaceus Mark L. Hoefs 1995-5-10 1988 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  CAS-BOT-BC162341  Bromus madritensis John Thomas Howell 1928-2-18 3348 Los Angeles On trail to Switzer's, Arroyo Seco, San Gabriel Mountains. Comment
  CDA1843  Bromus madritensis subsp. madritensis Scott D. White 1998-6-1 6710 Los Angeles San Gabriel Mountains; San Antonio Canyon, ca 1.5 air mi N of San Antonio Dam/Shinn Road (=Mountain Ave) Bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station Comment
  OBI66298  Bromus madritensis subsp. madritensis Scott D. White 2004-5-18 10411 Los Angeles Western Transverse Ranges: Eastern Santa Susana Mts. W of the I-5 fwy, ca. 4 mi N of the I-5/SH-14 jctn and 6 mi S of Castaic Jctn lYon Cyn and surrounding slopes, cyns, and ridges 518 Comment
  UCR99506  Bromus madritensis subsp. madritensis Steve Boyd, Lauren Raz 1997-5-6 9714 Los Angeles Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24). 732 Comment
  CATA1124  Bromus madritensis subsp. rubens Mark L. Hoefs 1995-5-23 2091 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  SDSU960  Bromus madritensis subsp. rubens H. Wedberg 1966-4-3 1193 Los Angeles Above Hill Drive x neal, Eagle Rock 457 Comment
  LA13834  Bromus madritensis subsp. rubens Marjorie Bowler; 1937-10-27 82 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. West of women's P.H. field. Comment
  POM11264  Bromus rubens F. L. Robinson 1921-4-20 47 Los Angeles Claremont. 365 Comment
  POM1278  Bromus rubens C. F. Baker 1909-4-20 5277 Los Angeles Claremont. 365 Comment
  RSA0020287  Bromus rubens Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5101 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA533455  Bromus rubens Timothy S. Ross 1991-4-21 4545 Los Angeles Whittier Hills (Puente Hills, pro parte): Ridge on N side of Turnbull Canyon 305 Comment
  RSA713245  Bromus rubens LeRoy Gross 2005-5-3 2226 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. 1085 Comment
  UCD59578  Bromus rubens Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  RSA587378  Bromus tectorum Orlando Mistretta 1995-4-21 1628 Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mile N of Kitter Canyon 1052 Comment
  RSA583012  Caesalpinia spinosa Tim S. Ross 1993-4-23 6934 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; riparian strip ca 25 m SE of Eagles Nest Lodge. 146 Comment
  UC457254  Calandrinia breweri Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA466543  Calandrinia ciliata M. B. Dunkle 1929-4-21 2138 Los Angeles Santa Catalina Island: Rock Spring Canyon. Comment
  RSA592521  Calandrinia ciliata Mark L. Hoefs, Doug Propst 1973-3-3 24 Los Angeles Santa Catalina Island: East slope of Black Jack Mt. 366 Comment
  UCSB9235  Calocedrus decurrens Crum, Charles 1958-7-3 Los Angeles Crystal Lake road, near Los Angeles, California 1219 Comment
  CAS-BOT-BC132262  Calochortus catalinae Munz; Street; Williams 1919-4-19 2486 Los Angeles Lone Hill Comment
  CAS-BOT-BC132265  Calochortus catalinae LeRoy Abrams 1903-3-14 3143 Los Angeles San Pedro Hills Comment
  LA22344  Calochortus catalinae E. F. Sprague; 1933-6-10 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA562419  Calochortus catalinae D. E. Bramlet 1993-4-15 2313 Los Angeles Puente Hills, NE of Pomona peak. W of intersection Pomona Freeway and Chino Hills Parkway 381 Comment
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Dec 26 2010
  RSA651262  Calochortus catalinae Eleanor McClung 1937-4-29 152 Los Angeles Highland Park. Comment
  UCR127200  Calochortus clavatus A. C. Sanders 2003-5-1 26250 Los Angeles Western San Gabriel Mtns., SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch 412 Comment
  SBBG927  Calochortus clavatus H. and M. Dearing 1940-4-29 4235 Los Angeles Vale Verde Rd near Castaic Jct Comment
  RSA599456  Calochortus clavatus var. gracilis Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9497 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat. 793 Comment
  RSA735589  Calochortus clavatus var. gracilis A. Edwards, A. Rudalevige 2008-4-29 123 Los Angeles Transverse Ranges, Santa Susana mtns region, At the Los Angeles County Fire Depts Del Valle Training Facility.Near center of 24 acre site 354 Comment
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Oct 23 2015
  RSA758393  Calochortus clavatus var. gracilis A. Edwards, D. Hughes 2010-5-19 2010 -3 Los Angeles Liebre Mountains Region. Coastal sage scrub/chaparral/grassland habitat in City of Santa Clarita. 454 Comment
  UC1043438  Calochortus invenustus Richard M. Straw 1954-6-16 619 Los Angeles Horse Flats road, off Angeles Crest Hwy San Gabriel Mts. Comment
  UC1134464  Calochortus kennedyi A. D. Gifford 1935-5-14 715 Los Angeles 3 1/2 mi e of Manzana; California Forest Experiment Station 975 Comment
  SBBG57747  Calochortus plummerae D. I. Cooke 1938-7-9 86 Los Angeles Topanga Cyn Comment
  SDSU21072  Calochortus plummerae Ian Cain, Natasha Bartely 2010-6-23 1542 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 512 Comment
  UCR179298  Calochortus plummerae R. G. Swinney 1969-6-12 554 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 366 Comment
  SBBG66300  Calycoseris parryi R. Hoffmann 1925-5-16 Los Angeles E end of Bouquet Cyn Comment
  UCD149831  Calyptridium monandrum R. Allemand; William Anderson 1965-5-13 s.n. Los Angeles Pearblossom. Comment
  CAS-BOT-BC221399  Calystegia longipes Timothy S. Ross; Steve Boyd 1990-6-1 2760 Los Angeles San Gabriel Mountains. Moody Canyon (a.k.a. The Toilet Bowl of Death): draining northward from Messenger Flats and Mt Gleason 1341 Comment
  UC465969  Calystegia macrostegia subsp. amplissima T. S. Brandegee 1894-10-25 Los Angeles San Clemente Isl Comment
  UC792397  Calystegia macrostegia subsp. amplissima Ira L. Wiggins 1949-2-22 11964 Los Angeles near ne end San Clemente Island 30 Comment
  LA30262  Calystegia macrostegia subsp. cyclostegia Mary V. Hood; 1944-5-7 44 31 k Los Angeles Santa Monica Mountains, Top of grade above Monte Nido 304 Comment
  RSA394911  Calystegia macrostegia subsp. intermedia N. C. Cooper 1945-5-1 2205 Los Angeles Tapia Park, Santa Monica Mtns 610 Comment
  RSA599177  Calystegia macrostegia subsp. macrostegia Scott D. White 1997-3-12 4765 Los Angeles Santa Monica Mountains: NW of Zuma Beach. Encinal Canyon Rd between Pacific Coast Hwy & Mulholland Hwy. 8 Comment
  SFV6255  Calystegia malacophylla M. H. Grayum, B. Hannum 1974-5-30 s. n. Los Angeles Santa Susana Mountains Just up hill from first hairpin beyond junction with Brown's Canyon Road on road to summit of Oat Mountain. 1113 Comment
  RSA735590  Calystegia peirsonii A. Edwards, A. Rudalevige 2008-4-29 124 Los Angeles Transverse Ranges, Santa Susana mtns region, At the Los Angeles County Fire Dept's Del Valle Training Facility. Near center of 24 acre site. 354 Comment
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Aug 11 2014
  UC284978  Calystegia peirsonii P. A. Munz 1923-5-25 6796 Los Angeles n of San Gabriel Mts. Mint Canyon; , Mint Canyon Comment
  RSA618694  Camissonia Scott D. White, Sandy Leatherman 1998-5-19 6529 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 Freeway/ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  UCR190802  Camissonia R. G. Swinney 1999-7-5 7543 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  RSA0091503  Camissonia bistorta R. G. Swinney 2010-6-29 13385 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  POM3105  Camissonia bistorta C. F. Baker 1909-5-29 5331 Los Angeles Claremont. Comment
  RSA0073369  Camissonia californica R. G. Swinney 2010-3-16 11947 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
  UCR126863  Camissonia californica A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26210 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  POM9660  Camissonia californica P. A. Munz, R. D. Harwood 1920-5-15 3946 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  RSA134522  Camissonia californica H. L. Wedberg 1957-5-7 s.n. Los Angeles Los Angeles. Sepulveda Way 0.3 miles North of tunnel, second year chaparral burn. Comment
  RSA717220  Camissonia campestris Scott D. White, Pam DeVries 2006-5-9 11399 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA586990  Camissonia campestris subsp. campestris Orlando Mistretta 1992-5-8 306 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  RSA586067  Camissonia claviformis subsp. claviformis Orlando Mistretta, Christine Mistretta 1995-5-2 1663 A Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  UCR270164  Camissonia pallida R. G. Swinney 2011-4-20 14425 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  POM96033  Camissonia pallida subsp. pallida P. A. Munz 1926-4-4 10013 Los Angeles 2 miles north of Saugus. Comment
  POM3089  Camissonia strigulosa Unspecified s.n. Los Angeles Pasadena. Comment
  RSA0096981  Camissonia strigulosa Richard G. Swinney 2011-5-31 14906 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  JEPS33752  Camissonia strigulosa I. W. Clokey and B. C. Templeton 1930-4-8 4671 Los Angeles San Fernando Rd 300 Comment
  SBBG60409  Camissoniopsis bistorta R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UC1211073  Camissoniopsis bistorta Huron H. Smith 1912-5-3 4915 Los Angeles Azusa 243 Comment
  CAS-BOT-BC160444  Camissoniopsis cheiranthifolia subsp. suffruticosa Peter H. Raven 1959-3-15 13855 Los Angeles Along shore east of Zuma Beach, Point Dume 9 Comment
  UC20436  Camissoniopsis cheiranthifolia subsp. suffruticosa J. H. Barber 1897-1-25 24 Los Angeles So. Santa Monica Comment
  UCD103533  Camissoniopsis cheiranthifolia subsp. suffruticosa Daryl Koutnik 1978-3-30 s.n. Los Angeles NW of intersection of Pacific Ave. and Culver Blvd. near base of Ballona Bluffs. 3 Comment
  SFV7986  Camissoniopsis confusa T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1352 Los Angeles San Gabriel Mountains Knoll adjacent to lower Trail Canyon. 762 Comment
  SBBG107229  Camissoniopsis guadalupensis subsp. clementina J. Rebman, J. Dunn 1996-4-29 3104 Los Angeles Eel Cove and Eel Cove Cyn 50 Comment
  UC20468  Camissoniopsis hirtella J. H. Barber 1897-6-29 221 Los Angeles Bear Canyon Acton Comment
  SBBG61459  Camissoniopsis ignota R. Hoffmann 1930-5-19 Los Angeles Mint Cyn, 4 mi E of Oaks Garage Comment
  LA32208  Camissoniopsis intermedia Henry J. Thompson; 1959-4-12 1926 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 2 mi W of Las Virgenes Rd. 304 Comment
  SBBG38633  Camissoniopsis micrantha M. B. Dunkle 1939-4-6 7298 Los Angeles Mosquito Harbor Comment
  UC874051  Camissoniopsis micrantha F. R. Fosberg 1931-3-20 S 4315 Los Angeles mouth of Hamilton Canyon Santa Catalina Island 2 Comment
  SFV14550  Cannabis sativa V. E. Rudd Nov 1983 3669 Los Angeles San Fernando Valley Los Angeles, Reseda. 225 Comment
  RSA599203  Capsella bursa-pastoris L. C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 701 Comment
  SEINET10818925  Capsicum Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3799 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  LA204282  Cardamine californica Carl Epling; 1925-1-10 6415 Los Angeles San Dimas Canyon Comment
  RSA441720  Cardionema ramosissimum Anstruther Davidson 1916-6-1 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA674714  Carduus pycnocephalus Scott D. White, P. De Vries 2000-5-18 7911 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UCR273586  Carduus pycnocephalus R. G. Swinney 2011-4-26 14489 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA483717  Carduus pycnocephalus Richard Noyes, L. Arnseth 1988-4-30 510 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  UCR209852  Carex R. G. Swinney 2008-7-13 9188 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
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Sep 12 2018
  RSA603207  Carex alma L. C. Wheeler 1954-9-1 7084 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  RSA733745  Carex alma R. G. Swinney 1999-8-14 7621 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
  RSA602743  Carex alma L. C. Wheeler 1967-7-20 10140 Los Angeles San Gabriel Mountains: Aliso Canyon. 1066 Comment
  SEINET7549350 Image available Carex alma Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: North side of Bichota Canyon, east of heliport. 1402 Comment
  CAS-BOT-BC20860  Carex globosa I. M. Johnston 1918-9-1 2132 Los Angeles San Antonio Mountains. Canyon (Fern C.) north of Brown's Flats. 1280 Comment
  RSA601029  Carex heteroneura var. heteroneura L. C. Wheeler 1966-9-21 8916 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2439 Comment
  UC212035  Carex pellita I. Johnston 1917-5-13 Los Angeles ditch along R.R., El Monte El Monte 83 Comment
  UCR57212  Carex pellita R. G. Swinney 1989-5-25 s.n. Los Angeles San Gabriel Mtns, San Dimas Canyon, 0.25 mi north of Golden Hills Drive on San Dimas Canyon Road 427 Comment
  RSA364680  Carex praegracilis F. R. Fosberg 1930-6-26 S- 3032 Los Angeles Lower Ballona Creek 8 Comment
  RSA0062840  Carex schottii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6763 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CAS-BOT-BC229636  Carpobrotus chilensis Le Roy Abrams 1901-4-1 1196 Los Angeles Ballona Harbor Comment
  RSA402599  Carpobrotus edulis Mary D. Merilatt 1936-7-15 s.n. Los Angeles Playa del Rey. Comment
  LA33786  Carpobrotus edulis Peter H. Raven; Henry J. Thompson 1958-9-19 13718 Los Angeles Santa Monica Mountains, Zuma Beach, 0.2 mi E of turnoff to Zuma Beach on US 101 [now Pacific Coast Hwy, US 1] 45 Comment
  RSA681335  Casimiroa tetrameria LeRoy Gross, Valerie Soza 2003-5-15 917 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  CAS-BOT-BC47718  Castela emoryi Robert F. Thorne 1974-9-18 45120 Los Angeles unspecified 274 Comment
  RSA425913  Castilleja affinis Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  UCR51991  Castilleja affinis Steve Boyd, T. S. Elias 1987-4-14 2042 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  RSA425904  Castilleja affinis Julian P. Donahue 1983-5-30 s.n. Los Angeles Los Padres Natl. Forest [actually Angeles National Forest], Sawmill Mountain. 1189 Comment
  LA94901  Castilleja affinis subsp. affinis K. Larson; J. Neel 1950-4-2 33 Los Angeles 548 Comment
  UCR138999  Castilleja applegatei subsp. martini 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
  JEPS16670  Castilleja applegatei subsp. martinii Rimo Bacigalupi with C. L. Custer 1954-4-4 4391 Los Angeles directly back of Altadena (Millard's Public Camp, in Millard's Canyon, lower s reaches of San Gabriel Mountains); San Gabriel Mountains, Angeles National Forest, Millard's Ca 556 Comment
  LA105085  Castilleja applegatei subsp. martinii Barry A. Prigge; 1988-7-3 8227 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  RSA448683  Castilleja applegatei subsp. martinii Bonnie C. Templeton 1932-6-17 4909 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  UC27248  Castilleja exserta subsp. venusta J. Burtt Davy May 9 1896-May 24 1896 2653 Los Angeles between Manzana and Gorman's; Antelope Valley Comment
  CHSC3702  Castilleja foliolosa Mary MacArthur 1966-4-28 4 Los Angeles San Franciskito. Near road. 30 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
  UCSB72607  Castilleja foliolosa Soza, Valerie; Boyd, Steve; Lubinsky, Leland 2000-6-29 Los Angeles Liebre Mountains: Knapp (Kelly) Ranch, Upper Cienega Canyon, off FS Road 7N22.1 975 Comment
  RSA101715  Castilleja foliolosa N. B. Perrue 1920-7-13 s.n. Los Angeles So. Pasadena Comment
  RSA350376  Castilleja grisea M. B. Dunkle 1939-4-2 7201 Los Angeles Southeast corner of San Clemente Island Comment
  SBBG132119  Castilleja grisea S. A. Junak 1996-4-13 SCI 325 Los Angeles second cyn S of Bryce Cyn 213 Comment
  RSA0035034  Castilleja martinii Carol Haines 1964-5-23 149 Los Angeles 1 mile from the beginning of Old Ridge Route. 426 Comment
  SEINET7063579  Castilleja minor A. G. Vestal 1947-4-8 s.n. Los Angeles Open bush country. Sierra Pelona Valley. Vasquez Rock County Park. UTM Zone 11, 377984mE, 3815639mN. (WGS84/NAD83). 698 Comment
  RSA550430  Castilleja minor subsp. spiralis Tim S. Ross 1992-7-10 6653 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  RSA600424  Castilleja minor subsp. spiralis Steve D. Boyd, Lauren Raz 1997-4-30 9617 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  CATA2076  Casuarina equisetifolia Amy Catalano, Anne Kelly 2014-10-14 020 Los Angeles Santa Catalina Island: Blackjack Campground 460 Comment
  RSA620017  Casuarina equisetifolia LeRoy Gross 1998-11-21 103 Los Angeles San Gabriels Mountains: Henninger Flats. 762 Comment
  UCR187139  Caucalis microcarpa A. C. Sanders 2006-5-16 32304 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA0036424  Caulanthus amplexicaulis LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6980 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  UCR271573  Caulanthus amplexicaulis R. G. Swinney 2011-5-19 14789 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  RSA670639  Caulanthus coulteri B. C. Templeton, I. W. Clokey 1930-4-8 1422 Los Angeles One mile north of Elizabeth Lake. Comment
  RSA66752  Caulanthus heterophyllus var. heterophyllus F. W. Peirson 1919-3-17 4186 Los Angeles Hills west of Arroyo Seco, Pasadena 426 Comment
  HSC6669  Caulanthus inflatus C. S. Apperson 1966-5-24 Los Angeles 4 mi. N of Hi Vista on 200th St., Pearblossom area Comment
  RSA0113361  Caulanthus lasiophyllus LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7521 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCSB12449  Caulanthus lasiophyllus Haines, Lee 1962-4-3 Los Angeles Mulholland Drive, 1 mile west of Toganga Boulevard; Santa Monica Mountains 365 Comment
  CAS-BOT-BC39569  Caulanthus major Dr. A. Davidson 1893-7-1 s.n. Los Angeles Mojave Desert. Rock Creek. Comment
  RSA729459  Ceanothus cordulatus R. G. Swinney 1998-7-8 6319 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  RSA787530  Ceanothus cordulatus Jane Tirrell 2012-6-4 LS 0059 Los Angeles 50 meters above California State Route 2 just west of mile marker 67.7 2316 Comment
  RSA398861  Ceanothus crassifolius L. E. Hoffman 1932-3-8 16303 Los Angeles Placerita Canyon, San Gabriel Mountains. Comment
  UC1587554  Ceanothus cuneatus var. cuneatus Tim Ross 1991-9-2 5942 Los Angeles near Mulholland Hwy (Yerba Buena Rd); Santa Monica Mts., Truinfo Pass USGS 7.5' quad Comment
  POM96085  Ceanothus cuneatus var. cuneatus P. A. Munz 1926-4-4 9998 Los Angeles Bouquet Canyon. 915 Comment
  UC1070712  Ceanothus integerrimus A. D. Gifford 1935-5-8 693 Los Angeles 4.5 mi ene Warm Springs; Tejon quad., Angeles Nat. For. 822 Comment
  UCR272960  Ceanothus integerrimus var. macrothyrsus R. G. Swinney 2011-6-15 15176 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  CAS-BOT-BC50595  Ceanothus leucodermis Brandegee 1889-5-1 11 Los Angeles Pasadena Comment
  POM8740  Ceanothus megacarpus P. A. Munz, R. D. Harwood 1920-5-15 3959 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  SEINET10493648  Ceanothus megacarpus subsp. insularis Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4787 Los Angeles Santa Catalina Island; Catalina Conservancy Land, KBRT Radio transmitting station - The Womans Club Grove. 5 miles northwest of the city of Avalon. Colletions made in cooperation with the Catalina Conservancy. 410 Comment
  SBBG94261  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 4796 Los Angeles Cape Cyn 240 Comment
  CAS-BOT-BC51438  Ceanothus megacarpus var. megacarpus Peter H. Raven; Robert F. Thorne 1964-5-7 19028 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  SBBG68433  Ceanothus megacarpus var. megacarpus unknown -May-1893 Los Angeles Cahuenga Pass Comment
  RSA399728  Ceanothus oliganthus Freda Detmers 1932-5-24 15207 Los Angeles Griffith Park. Vermont canon bordering picnic grounds. Comment
  RSA764033  Ceanothus oliganthus Doris Bowers 1957-3-24 631 Los Angeles Millard's Canyon N/o Altadena 1220 Comment
  UC1071164  Ceanothus oliganthus var. oliganthus P. L. Johannsen 1934-2-17 289 Los Angeles Pico Canyon Santa Susana quad. 640 Comment
  CAS-BOT-BC63342  Ceanothus spinosus Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles. Comment
  RSA398936  Ceanothus spinosus T. S. Clare 1929-3-10 s.n. Los Angeles Topango [Topanga] canyon. 488 Comment
  UC219153  Ceanothus spinosus P. A. Munz, R. D. Harwood 1920-5-15 3950 Los Angeles Sepulveda Canyon Santa Monica Mts., Sepulveda Canyon 243 Comment
  UCSB3990  Ceanothus spinosus Wedberg, Lee 1954-4-5 Los Angeles Griffith Park 457 Comment
  CDA1092  Centaurea iberica L. A. Co. Hort. Comm. s.n. Los Angeles Los Angeles County. 0 Comment
  POM351497  Centaurea melitensis F. R. Fosberg 1931-4-10 s 4529 Los Angeles Descanso Canyon, Santa Catalina Island. 70 Comment
  CAS-BOT-BC272069  Centaurea melitensis Alice Eastwood 1917-7-20 6480 Los Angeles Santa Catalina Island Comment
  SBBG128560  Centaurea melitensis M. L. Hoefs, D. R. Hoefs 1995-6-29 2340 Los Angeles Empire Landing Rd near quarry 124 Comment
  JEPS38141  Centromadia parryi subsp. australis H. P. Chandler 1902-9-9 2047 Los Angeles Ballona Marshes Comment
  RSA567162  Centrostegia thurberi Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3898 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA229152  Centrostegia thurberi Robert F. Thorne, C. W. Tilforth 1971-6-30 40798 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA567531  Centrostegia thurberi Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3929 Los Angeles Liebre Mtn: near center of the long summit, in the vicinity of the old Radio Tower site; nr ctr NE 1/4 sect 10 1720 Comment
  RSA441911  Cerastium glomeratum Charles F. Seymour 1902-4-9 s.n. Los Angeles 1500 west Pico Street, Los Angeles. Comment
  RSA660829  Cercocarpus betuloides LeRoy Gross, Ileene Anderson, Valerie Soza 2000-6-6 s.n. Los Angeles Verdugo Mountain, southwest side; North of Chandler Fire Road (Verdugo Mtwy), NW of La Tuna, above Chandler Canyon, south of La Tuna Canyon. 427 Comment
  RSA702180  Cercocarpus betuloides Scott D. White 2004-7-27 10625 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  CAS-BOT-BC142101  Cercocarpus betuloides var. betuloides I. M. Johnston 1917-4-28 1370 Los Angeles San Antonio Canyon wash. 365 Comment
  RSA0091483  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-6-15 15170 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA250435  Cercocarpus betuloides var. betuloides Robert F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41610 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
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Nov 5 2014
  UC859429  Cercocarpus betuloides var. betuloides Ira W. Clokey, B. Templeton July 1929 4596 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 300 Comment
  CAS-BOT-BC137236  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36876 Los Angeles Santa Catalina Island: slope of Wild Boar Gully 152 Comment
  UC1127892  Cercocarpus ledifolius var. ledifolius A. E. Wieslander April, 1928 21 Los Angeles Big Rock Creek Wash, Angeles National Forest Big Rock Creek Wash; Angeles National Forest, Big Rock Creek Wash 1188 Comment
  UCSB2766  Cercocarpus traskiae Pyeatt, Lyle 1957-6-13 Los Angeles Pebbly Beach Canyon, Santa Catalina Island Comment
  LA94409  Chaenactis artemisiifolia Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SEINET2049344 Image available Chaenactis carphoclinia Norman C. Cooper 1948-4-21 2720 Los Angeles Saugus 762 Comment
  RSA747140  Chaenactis glabriuscula R. G. Swinney 2008-6-9 8971 Los Angeles lower Sandrock Creek, 1.2 mi. SSW of Valyermo post office 1171 Comment
  SD40448  Chaenactis glabriuscula Edith A. Purer 1933-5-30 4995 Los Angeles Playa del Rey. Comment
  CAS-BOT-BC277365  Chaenactis glabriuscula var. glabriuscula Alice Eastwood 1919-5-29 8965 Los Angeles San Gabriel Canyon Comment
  RSA301933  Chaenactis glabriuscula var. glabriuscula J. R. Shevock 1972-4-30 1629 Los Angeles 3 miles north of Palmdale 823 Comment
  POM175384  Chaenactis santolinoides West 1930-7-12 s.n. Los Angeles Near north Baldy Peak. Comment
  RSA165712  Chaenactis santolinoides Wesley O. Griesel, Brian C. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  RSA700422  Chaenactis santolinoides Gary D. Wallace 1985-7-5 2230 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  RSA435999  Chamaesyce maculata George B. Grant 1904-9-2 s.n. Los Angeles Pasadena Comment
  RSA591464  Chamaesyce maculata L. C. Wheeler 1966-10-12 8971 Los Angeles San Gabriel River, east fork, 1/2 mi. north of Cattle Canyon. 610 Comment
  UC536794  Chamaesyce melanadenia Louis C. Wheeler 1934-4-22 2535 Los Angeles near mouth Santa Anita Canyon; San Gabriel Mtns 518 Comment
  RSA604605  Chamaesyce prostrata L. C. Wheeler 1961-8-15 7916 Los Angeles Pasadena: Huntington Memorial Hospital. Comment
  RSA609536  Chamaesyce serpens L. C. Wheeler 1970-11-8 s.n. Los Angeles Pomona: 328 W. Olive Street. Comment
  POM187701  Chamaesyce serpillifolia Joseph A. Ewan 1931-10-24 5270 Los Angeles I mile above Malibu Lake Comment
  UCR282519  Chenopodium berlandieri Mitch Provance, Tegan Provance 2017-9-30 917- 08 Los Angeles San Gabriel Mountains / Mojave Desert Transition, Pallet Creek, S side of Pallet Creek Rd., 1.3 miles W of Valyermo Rd. 1146 Comment
  CATA1185  Chenopodium californicum Mark L. Hoefs 1995-5-30 2186 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  LA97335  Chenopodium californicum Kei Nakai; Frank Almeda 1976-4-5 TCSP 1 12 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Vicinity of Trippet Ranch 365 Comment
  RSA478494  Chenopodium californicum F. R. Fosberg 1931-4-15 S 4621 Los Angeles Santa Catalina Island. Eagle s Nest, Middle Ranch Canyon. 180 Comment
  RSA586989  Chenopodium californicum Orlando Mistretta 1992-5-8 307 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  RSA771568  Chenopodium californicum R. G. Swinney 2009-5-6 10666 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  RSA609607  Chenopodium californicum L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, Shuler Canyon. 412 Comment
  SD107892  Chenopodium macrospermum Robert F. Thorne, D. Propst 1974-9-12 45096 Los Angeles Santa Catalina Island: Desiccated margin of Thomson Reservoir in coastal sage scrub. 214 Comment
  POM19132  Chenopodium murale P. A. Munz 1923-4-8 6623 Los Angeles San Clemente Island: west coast. 122 Comment
  RSA229883  Chenopodium pratericola R. F. Thorne, C. W. Tilforth 1966-8-26 39928 Los Angeles 15 mi. W of Big Pines Comment
  UCR105986  Chenopodium rubrum L. C. Wheeler 1968-9-16 s.n. Los Angeles Liebre Mtns, Una Lake, near Palmdale Comment
  SFV12128  Chenopodium strictum var. glaucophyllum D. L. Koutnik, P. Collins 1975-4-26 142 Los Angeles Santa Monica Mountains Near intersection of Mulholland and Franklin Canyon. 320 Comment
  RSA641113  Chlorogalum pomeridianum var. pomeridianum Russell S. Woglum 1936-04 1287 Los Angeles Pasadena Comment
  POM6768  Chorizanthe parryi var. parryi P. A. Munz 1919-5-13 2790 Los Angeles Claremont. Comment
  CAS-BOT-BC244660  Chorizanthe staticoides S. B. Parish 1901-4-5 594 Los Angeles San Jose Hills, near Claremont 274 Comment
  CAS-BOT-BC244721  Chorizanthe staticoides A. C. Sanders; Mark Elvin; et al. 2003-4-16 26045 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtsn. theme park 396 Comment
  CAS-BOT-BC244737  Chorizanthe staticoides Roxana S. Ferris 1918-6-12 953 Los Angeles on dry, open hillslope 7 miles south of Acton. Plants of the Arid Southwest Comment
  RSA522441  Chorizanthe staticoides Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4064 Los Angeles NNE of Tie Summit Station and E of Angeles Forest Hwy., Tujunga Ranger District, Angeles Nat'l Forest. 1463 Comment
  UCR177735  Chorizanthe staticoides LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1091 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  RSA596074  Chorizanthe xanti var. xanti Tim S. Ross, S. D. Boyd 1995-6-28 8618 Los Angeles Elizabeth Lake Canyon near the confluence of Red Fox Canyon: xeric southerly slope below Lake Hughes Road and above the stream 723 Comment
  UCR206467  Chrysanthemum coronarium A. C. Sanders, T. B. Salvato 2009-5-20 36844 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  CDA7840  Chrysanthemum coronarium Michael O Brien 2008-4-13 s.n. Los Angeles La Piedra State Beach 0 Comment
  SEINET11837890  Chrysothamnus nauseosus subsp. hololeucus C. V. Braun 1975-1 45 Los Angeles Portal Ridge near Leona Valley along State Rd N-2 Comment
  LA88558  Cirsium occidentale var. californicum O. H. Kappler; 1941-6-15 308 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SD69453  Cirsium occidentale var. californicum Robert F. Thorne, P. Everett 1965-6-23 35015 Los Angeles Santa Catalina Island; Hamilton Canyon side north of Descanso Canyon. Comment
  UCD130640  Cirsium occidentale var. californicum P. B. Kennedy 1928-3-28 s.n. Los Angeles Ridge above Avalon, Santa Catalina Island. Comment
  SBBG18725  Cirsium vulgare E. R. Blakley 1962-10-5 5466 Los Angeles near cattle corral, Middle Ranch Crk between mouth of Cape Cyn and its head 228 Comment
  CAS-BOT-BC438745  Cistanthe monandra Roxana S. Ferris 1918-6-12 950 Los Angeles 3 miles above Acton on Palmdale-Saugus Road Comment
  UCD116505  Cistus incanus Lisa J. Seemann 1993-5-2 s.n. Los Angeles Lake Elizabeth, ca. 0.4 mile N of aquaduct pipes near main entrance to California Correctional Facility. Comment
Read comments
Dec 15 2014
  UCR193445  Cistus ladanifer R. G. Swinney 1999-4-8 7075 Los Angeles San Gabriel Mtns., Claremont, Palmer Canyon c. 100 m east of Cobal Canyon 512 Comment
  POM153231  Clarkia bottae C. L. Hitchcock 1928-5-3 50 Los Angeles Beverly Hills. 250 Comment
  POM3118  Clarkia bottae Katherine Brandegee, Ernest Braunton 1910-8-1 s.n. Los Angeles Elysian Park. Comment
  SFV5496  Clarkia bottae W. A. Kelley Apr 1967 s. n. Los Angeles Santa Monica Mountains Studio City near Laurel Canyon. Comment
  HSC16281  Clarkia cylindrica David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  SBBG28049  Clarkia dudleyana C. L. Hitchcock 1928-5-11 46 Los Angeles above dam, San Dimas Cyn 1000 Comment
  RSA708575  Clarkia epilobioides Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1161 Los Angeles Ridgetop above McDonald Creek. 457 Comment
  RSA448282  Clarkia purpurea subsp. quadrivulnera Unspecified 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  RSA600192  Clarkia purpurea subsp. quadrivulnera Steve Boyd, Lauren Raz 1997-5-29 9906 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  RSA229027  Clarkia unguiculata Robert F. Thorne, C. W. Tilforth 1971-6-29 40728 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  RSA600204  Clarkia unguiculata Steve Boyd, Lauren Raz 1997-5-28 9890 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
  RSA681344  Clarkia unguiculata LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 949 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  RSA724756  Clarkia unguiculata K. Dobry 1991-5-22 d- 631 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  UCR88708  Clarkia unguiculata Scott D. White, Chet McGaugh 1995-5-9 2979 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  SD241154  Claytonia parviflora R. G. Swinney 2009-4-7 10282 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills: San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west (Axusa 7.5'Q) 184 Comment
  RSA0019773  Claytonia parviflora subsp. viridis Orlando Mistretta, Christine Mistretta 2011-6-23 5755 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. 1680 Comment
  SFV1190  Claytonia perfoliata M. L. Vincent 1963-5-7 342 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  RSA580978  Claytonia perfoliata Catherine A. Mish 1995-3-4 17 Los Angeles Santa Monica Mtns, Caballero Cyn. 1.0 km from trailhead. 380 Comment
  RSA466710  Claytonia perfoliata subsp. mexicana I. W. Clokey, Bonnie C. Templeton 1929-03 4527 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  UC1871087  Claytonia perfoliata subsp. mexicana T. S. Ross, Walter Appleby 1993-5-13 7118 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon; San Fernando 7.5' USGS quad; R15W T3N, E/4 NW/4 sect 10; between 2800-3220 feet elevation. Comment
  UC852087  Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton Mar 1929 4527 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 365 Comment
  UCR150980  Claytonia perfoliata subsp. mexicana L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Divide between Punchbowl Canyon and Watkins Creek, at end of the road and beginning of Burkhart Trail 1585 Comment
  SDSU9787  Claytonia perfoliata subsp. perfoliata A. H. Gallup 1949-3-17 344 Los Angeles Lasca- common along drainage areas. 152 Comment
  RSA650480  Clematis lasiantha Glen Johnson 1949-5-4 s.n. Los Angeles San Gabriel Canyon. 1220 Comment
  RSA795203  Clematis ligusticifolia Jane Tirrell 2012-8-3 LS 0146 Los Angeles South side California State Route 2, approx. 100 ft. east of turnout at mile marker 67.7. 2313 Comment
  UC625048  Clematis ligusticifolia F. R. Fosberg 1931-7-10 S 5367 Los Angeles Santa Catalina Island, Middle Ranch Canyon, Eagle's Nest 180 Comment
  LA29165  Clematis pauciflora Mary V. Hood; 1940-11-3 40 185 k Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Pacific Palisades. 60 Comment
  SBBG95453  Clinopodium douglasii M. B. Dunkle 1928-10-7 2008 Los Angeles Middle Ranch Comment
  SEINET5164093  Clinopodium douglasii Jay Walker, Annable, Carol; Hoefs, Mark 1995-6-6 1437 Los Angeles Middle Canyon at pump station. Comment
  UCR192004  Collinsia bartsiifolia A. C. Sanders 2008-4-17 34920 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  SBBG17872  Collinsia heterophylla P. H. Raven 1962-4-12 17330 Los Angeles narrow cyn S of cyn below the Tomb 228 Comment
  RSA0098840  Collinsia parryi R. G. Swinney 2011-6-7 15045 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
  RSA0076379  Collinsia torreyi var. wrightii F. W. Peirson 1922-7-5 3156 Los Angeles Big Pines, Swartout Valley, north slope of San Gabriel Mountains. 2104 Comment
  RSA411144  Collomia grandiflora F. A. Thackery 1928-5-18 521 Los Angeles Tujunga Comment
  UC52751  Collomia grandiflora Geo. B. Grant 1901-1 1898 Los Angeles Pasadena Comment
  CAS-BOT-BC59717  Comarostaphylis diversifolia subsp. planifolia Gary D. Wallace 1975-3-22 1404 Los Angeles Santa Catalina Is., wnw. of Mt. Orizaba, nne. of Mt. Banning, in canyon that is a branch of Cottonwood Can. 286 Comment
  CHSC110012  Comarostaphylis diversifolia subsp. planifolia Mark Elvin; Sarah Crockett 1997-3-17 374 Los Angeles Channel Islands; Santa Catalina Island: Cape Canyon. W side of canyon. Comment
  LA32182  Conium maculatum Peter H. Raven; Henry J. Thompson 1959-9-27 14511 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  UCR277182  Conyza canadensis R. G. Swinney 2010-10-5 13973 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, west of 'Oak of the Golden Dreams', at west boundary of park 451 Comment
  RSA228987  Corallorhiza maculata Robert F. Thorne 1971-8-25 41274 Los Angeles San Gabriel Mountains, Angeles National Forest: Near Lily Springs on NW slope Mt. Hawkins 2500 Comment
  CAS-BOT-BC287759  Coreopsis bigelovii A. D. E. Elmer 1902-6-1 4161 Los Angeles Palmdale Comment
  RSA0119755  Coreopsis bigelovii R. G. Swinney 2014-4-23 16156 Los Angeles San Gabriel Mountains; n. of Valyermo, 3.1 miles s. of Hwy. 138 at Bobs Gap Rd. (165th St.), 100-400 m. west of 165th St., n. slopes of Holcomb Ridge, extreme n. margin of San Gab. Mountains, coord. taken from center of survey area. 1232 Comment
  RSA587352  Coreopsis bigelovii Orlando Mistretta 1992-5-4 231 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  UC1595717  Coreopsis bigelovii W. Wisura and E. Roeder 1992-4-21 4692 Los Angeles just w of 233rd St. Fort Tejon Rd.; West Mojave Comment
  UCR108186  Coreopsis calliopsidea Steve Boyd, J. M. Porter, Z. Lederman 1998-4-27 10149 Los Angeles Mojave Desert, Antelope Valley, north of Lake Los Angeles (aka Lovejoy Lake) in valley between Lovejoy & Saddleback buttes, along 170th St., just east of Challenger Middle School. 793 Comment
  UCR127885  Coreopsis tinctoria Mark A. Elvin, Kim Marsden 2003-8-8 2972 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River, c. 100 m east of the Ventura Co. line 290 Comment
  CAS-BOT-BC105723  Corethrogyne filaginifolia L. R. Abrams 1916-10-31 6367 Los Angeles Fremonts Pass Comment
  CATA346  Corethrogyne filaginifolia Mark L. Hoefs 1973-7-20 388 Los Angeles Santa Catalina Island: By main road to Isthmus, just before turn-off to marine lab 60 Comment
  SD244585  Corethrogyne filaginifolia David Keil 1986-9-27 19737 2 Los Angeles Along I-5, just s of Hungry Valley Rd exit. Roadside pullout. 914 Comment
  SFV5523  Corethrogyne filaginifolia W. A. Kelley Sep 1968 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  POM356112  Corethrogyne filaginifolia var. filaginifolia Thekla Mohr 1915-1 3042 Los Angeles North Fork, San Gabriel River. Comment
  SD28091  Corethrogyne filaginifolia var. filaginifolia Carl B. Wolf 1932-9-15 4080 Los Angeles Mint Canyon, 9.5 miles above Saugus, opposite Glenwood's Cafe on highway. 455 Comment
  SD38614  Corethrogyne filaginifolia var. filaginifolia Edith A. Purer 1931-2-21 Los Angeles El Segundo Comment
  SJSU2260  Cornus capitata C. W. Sharsmith 1942-9-9 4512 Los Angeles opposite Beverly Hills Hotel, Beverly Hills Comment
  CAS-BOT-BC209771  Cornus glabrata Carl B. Wolf 1932-5-13 3617 Los Angeles Santa Catalina Island. Hamilton Canyon, left fork, 200 ft. above forks 121 Comment
  RSA600787  Crassula tillaea L. C. Wheeler 1948-4-26 6634 Los Angeles Altadena. Oak Grove Park, Devil's Gate Dam. 305 Comment
  UC1714526  Crepis acuminata I. M. Johnston 1917-8-22 1650 Los Angeles Pine Mt. Ridge San Antonio Mountains (lee-side of ridge crest) 2499 Comment
  UCSB11252  Cressa truxillensis 1961-9-23 Los Angeles Ballast Point S side of Catalina Harbor, Santa Catalina Island Comment
  UC19194  Crocanthemum scoparium var. vulgare Harley P. Chandler 1897-5-24 Los Angeles Fulkerson's Ranch Claremont 731 Comment
  CAS-BOT-BC175833  Crossosoma californicum S. B. Parish 1898-2-19 6408 Los Angeles Santa Catalina Island Comment
  POM155656  Crossosoma californicum M. B. Dunkle 1928-5-13 1942 Los Angeles Santa Catalina Island. Coach road. Talus slope near Wishbone Loop Comment
  RSA190939  Crossosoma californicum R. F. Thorne 1967-3-20 36904 Los Angeles Santa Catalina Island, along dry stream bed in Descanso Canyon about half way from Airport rd. to mouth. 122 Comment
  RSA397736  Crossosoma californicum E. T. Terry 1917-03 s.n. Los Angeles Catalina Island Comment
  RSA583079  Crossosoma californicum T. S. Ross 1993-4-22 6881 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft); 1000m ESE of Cactus Peak summit; large, lichen-covered outcrop on NNW side of 1528-ft peak. 447 Comment
  UC1234630  Crossosoma californicum Peter H. Raven 1962-5-22 17842 Los Angeles Middle Ranch Santa Catalina Island 213 Comment
  SEINET12141352  Croton californicus J. F. Bright, Wyman, C. 1931-1 5833 Los Angeles Los Angeles Comment
  UCR145181  Croton setiger June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  CATA1326  Crypsis vaginiflora Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2427 Los Angeles Santa Catalina Island: Upper Buffalo Springs Reservoir 432 Comment
  RSA0106813  Crypsis vaginiflora Steven A. Junak 1999-7-16 SCa- 1047 Los Angeles Santa Catalina Island. Little Springs Reservoir 128 Comment
  SD232629  Cryptantha R. G. Swinney 2008-5-12 8834 Los Angeles San Gabriel Mtns.: east fork of Punchbowl Canyon near north boundary of Devils Punchbown Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
Read comments
Dec 6 2018
  RSA728334  Cryptantha Gary D. Wallace 1982-4-17 1910 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  SEINET3245986  Cryptantha barbigera R. G. Swinney 2009-1 10853 -A Los Angeles Transverse Range; San Gabriel Mtns.: Pechner Canyon, SE of community of Juniper Hills. 446 Comment
  RSA757669  Cryptantha barbigera var. barbigera Orlando Mistretta, Christine Mistretta 2008-4-14 2439 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  RSA79598  Cryptantha circumscissa F. W. Peirson 1919-5-10 1001 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
  UCR223055  Cryptantha circumscissa R. G. Swinney 2009-5-5 10645 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA0094689  Cryptantha clevelandii E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Palos Verdes Hills. Comment
  SEINET7881016 Image available Cryptantha clevelandii var. florosa F. R. Fosberg 1931-1 S 4558 Los Angeles Avalon Canyon; Just below Pacific Divide; Santa Catalina Island Comment
  RSA0076103  Cryptantha intermedia Scott D. White 1998-6-10 6714 Los Angeles San Antonio Canyon: About 1.5 air miles north of San Antonio Dam. Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station. 762 Comment
  UCR194741  Cryptantha intermedia Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 741 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  SD39883  Cryptantha intermedia var. johnstonii Edith A. Purer 1933-5-30 4997 Los Angeles Playa del Rey Comment
  RSA710835  Cryptantha micrantha LeRoy Gross 2005-5-3 2208 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA626510  Cryptantha microstachys Scott D. White 1998-6-10 6712 Los Angeles San Antonio Canyon: About 1.5 air miles north of San Antonio Dam. Shinn Rd. (=Mountain Ave.) bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station. 762 Comment
  RSA748581  Cryptantha microstachys Scott D. White, Justin M. Wood 2009-5-6 12639 Los Angeles San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  UCR153577  Cryptantha microstachys A. C. Sanders, T. B. Salvato 2005-4-26 29713 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  POM9045  Cryptantha microstachys P. A. Munz, R. D. Harwood 1920-5-15 3942 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  UCR224268  Cryptantha muricata R. G. Swinney 2009-6-24 11273 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UCR78078  Cryptantha muricata David Charlton 1991-7-5 5500 Los Angeles San Gabriel Mtns., Lake Hughes Road, south of Castaic Lake, l mi. [NE] of Visitor Center 400 Comment
  SBBG24518  Cryptantha nevadensis var. rigida R. N. Philbrick 1965-5-20 B 65 -1182 Los Angeles S fork of Little Rock Crk Comment
  UCR220044  Cryptantha nevadensis var. rigida R. G. Swinney 2009-4-24 10454 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  SBBG24809  Cryptantha nevadensis var. rigida R. N. Philbrick 1965-5-20 B 65 -1177 Los Angeles 1 mi E of Agua Dulce Rd and ca. 1 mi S of Antelope Valley Freeway 701 Comment
  RSA590862  Cryptantha oxygona Orlando Mistretta 1994-4-12 1035 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of Little Rock Reservoir. 976 Comment
  UCR177240  Cryptantha oxygona L. C. Wheeler 1967-5-9 9380 Los Angeles San Gabriel Mtns, Aliso Canyon, east of Acton, c. 1 mi downstream from Wagonwheel Ranch 1067 Comment
  SD138917  Cryptantha oxygona Craig Reiser 1994-5-4 Los Angeles Kentucky Springs shooting area; northwestern San Gabriel Mountains; one mile southwest of Mount Emma Comment
  PASA2343  Cupressus guadalupensis Los Angeles PHS grounds, Pasadena Comment
  CAS-BOT-BC224494  Cuscuta californica Timothy S. Ross; Steve Boyd 1994-9-21 8285 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  UC1348877  Cuscuta californica Robert F. Thorne 1966-6-2 36510 Los Angeles near upper end of road leading to White's Landing; Santa Catalina Island 396 Comment
  SD237412  Cuscuta campestris A. C. Sanders, Dan S. Cooper 2010-8-5 38533 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. Former oil field w/ gravel service road remnants. 24 Comment
  RSA782191  Cuscuta pentagona A. C. Sanders, Dan S. Cooper 2010-8-5 38533 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  UCR223137  Cuscuta subinclusa R. G. Swinney 2009-7-22 11354 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR95755  Cuscuta subinclusa Lauren Raz, Steve Boyd 1996-10-23 15 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  RSA656253  Cuscuta subinclusa Jim Bouey 1980-11-6 s.n. Los Angeles Verdugo Mountains: One block south of intersection of Verdugo Road on Glendale Avenue, Glendale. 207 Comment
  LA202429  Cyclospermum leptophyllum Arthur C. Gibson; 2005-5-5 5070 Los Angeles Comment
  CAS-BOT-BC190263  Cynodon dactylon Tim Ross 1992-6-15 6593 Los Angeles Whittier Hills (local name for western extremity of the Puente Hills). Head of Turnbull Canyon, about 80 m southwest of the intersection Skyline Drive with Turnbull Canyon Road. 349 Comment
  SFV21039  Cynodon dactylon L. Gross 2001-11-10 452 Los Angeles North side of mountains off the 210 Freeway, east bound La Tuna Canyon Road exit. Opposite this exit is a road that starts out paved (Hostetter Mountainway); follow this road that parallels the freeway east until a dirt road forks off on the right (southeast). Don't take the road that forks off to the right, stay parallel with the freeway a short distance. 457 Comment
  RSA737270  Cynosurus echinatus Scott D. White, Chris Huntley 2008-9-30 12543 Los Angeles Helicopter pad near Newcomb Pass. 1235 Comment
  CAS-BOT-BC113995  Cyperus parishii A. Davidson 1901-9-1 s.n. Los Angeles Rock Creek Comment
  CDA4095  Cytisus canariensis T. C. Fuller, T. Suzuki 1959-3-19 2090 Los Angeles North side Foothill Boulevard, in Arroyo, east of Hillard Avenue, La Canada. 0 Comment
  POM364986  Dactylis glomerata Robert M. Perkins 1936-4-28 s.n. Los Angeles Los Angeles. Comment
  UCR216388  Datura wrightii Dan S. Cooper 2010-6-13 610- 65 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Drive west of Griffith Park 155 Comment
  UC284227  Daucus pusillus P. A. Munz 1923-4-9 6672 Los Angeles e. coast San Clemente Isl. Comment
  CAS-BOT-BC130933  Deinandra clementina W. M. Heusi 1930-11-5 111 Los Angeles Pebble Beach, Santa Catalina Island Comment
  UC483208  Deinandra clementina L. R. Abrams and I. L. Wiggins 1931-7-6 381 a Los Angeles vicinity of Mosquito Harbor; San Clemente Island Comment
  CAS-BOT-BC299298  Deinandra fasciculata A. C. Sanders; Dan S. Cooper 2010-8-5 38575 Los Angeles Madrona Marsh Preserve, Torrance, 7.5' Q., South Coast 24 Comment
  CATA233  Deinandra fasciculata Mark L. Hoefs, A. Douglas Propst 1973-5-4 226 Los Angeles Santa Catalina Island: By Thompson Dam, middle canyon, south exposure 213 Comment
  LA200229  Deinandra fasciculata Carl Epling; 1935-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  CAS-BOT-BC299297  Deinandra fasciculata Robert F. Thorne; P. Everett 1965-6-22 34896 Los Angeles Rocky slope at upper end of Avalon Canyon along road, Santa Catalina Island 213 Comment
  UC897743  Deinandra fasciculata C. B. Clokey, B. C. Templeton and I. W. Clokey 1950-5-13 4759 Los Angeles <?> Canyon Comment
  SFV11727  Deinandra minthornii G. F. Fisler, J. W. Dole 1980-5-8 s. n. Los Angeles Santa Susana Mountains Chatsworth. Iverson Road and the Simi Valley Freeway. Comment
  SD144015  Delairea odorata Scott D. White 1997-3-12 4737 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach 7 Comment
  RSA226241  Delphinium cardinale Gary D. Cromwell, David W. Wheat 1971-7-1 704 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  RSA394502  Delphinium cardinale Fordyce Grinnell Jr. 1910-06 1788 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA798758  Delphinium cardinale Jason Koontz, Bart O'Brien, Erika Gardner 2012-5-15 291 Los Angeles Claremont. Rancho Santa Ana Botanic Garden. Just outside north fence. Approx. 30 plants observed. Many plants 5-7 feet tall. Plants continue north along dirt road. 416 Comment
  UCR142528  Delphinium cardinale Michelle Manolovitz, Brian Manolovitz 1992-5-19 33 Los Angeles Transverse Ranges: San Gabriel Mountains region, San Gabriel Valley, Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.5 miles northeast of park office 160 Comment
  SEINET12099512  Delphinium cardinale I. W. Clokey, Templeton, B. 1929-1 4601 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  RSA0029742  Delphinium glaucum Robert F. Thorne 1971-8-25 41259 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  RSA524175  Delphinium parishii Tim S. Ross, Steve Boyd 1990-6-6 2872 Los Angeles Piru Pond: Los Padres National Forest. 645 Comment
  RSA725203  Delphinium parishii subsp. parishii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -42 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR197765  Delphinium parishii subsp. parishii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 42 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  CAS-BOT-BC7967  Delphinium parishii subsp. parishii W. R. Dudley; Frank Haines Lamb 1896-6-8 4371 Los Angeles Antelope Valley, near Neenach Comment
  UC519729  Delphinium parryi Joseph Andorfer Ewan 1932-5-10 7461 Los Angeles w rim Verdugo Canyon Comment
  UCR124436  Delphinium parryi I. W. Clokey, B. C. Templeton 1929-1 4555 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  LA38193  Delphinium parryi subsp. parryi Mehlquist; Wyckoff 391 Los Angeles 312 Comment
  LA85584  Delphinium patens subsp. hepaticoideum Elizabeth McClintock; 1945-5-1 sn Los Angeles SANTA MONICA MOUNTAINS, S of Tapia Ranch County Park. Comment
  RSA400032  Delphinium patens subsp. hepaticoideum Ella M. Kennedy 1923-4-2 s.n. Los Angeles San Gabriel Canyon. Comment
  SBBG129323  Delphinium patens subsp. hepaticoideum A. Parikh, N. Gale 2012-5-2 3577 Los Angeles W Fork San Gabriel River, 0.8 km E of Cogswell Dam 660 Comment
  UCD96563  Delphinium patens subsp. hepaticoideum Daryl Koutnik 1978-4-21 401 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  SD52978  Dendromecon harfordii Peter H. Raven 1962-5-20 17784 Los Angeles Santa Catalina Island; Airport Road on main ridge ca. 1.5 miles west of Middle Ranch turn-off. Comment
  UC1302264  Dendromecon harfordii Robert F. Thorne and P. C. Everett 1964-2-6 33435 Los Angeles central part Santa Catalina Island (roadbank above airport road) 457 Comment
  HSC16740  Dendromecon rigida David Porter 1965-5-2 Los Angeles Along Mullholland Dr. 488 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
  RSA5299  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
  UC817049  Deschampsia danthonioides I. Johnston 1917-4-11 Los Angeles Nigger Slough [Laguna Dominguez] Comment
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Dec 15 2010
  RSA0070280  Descurainia pinnata subsp. brachycarpa LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7003 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  SBBG116970  Descurainia pinnata subsp. menziesii S. A. Junak with K. Kirkland 2001-4-13 SCa 1437 Los Angeles ridgetop N of Deer Valley Reservoir, just E of Two Harbors 228 Comment
  RSA0113368  Descurainia sophia LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7514 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA187856  Desmazeria rigida R. F. Thorne 1966-6-1 36484 Los Angeles Santa Catalina Island: site of razed St. Catherine's Hotel, N of Avalon. 5 Comment
  UC1126516  Dicentra chrysantha A. D. Gifford 1935-5-8 674 Los Angeles 4 mi ne Whitaker Pk.; Angeles National Forest, Tejon Quad. 914 Comment
  JEPS9741  Dicentra ochroleuca I. W. Clokey and B. C. Templeton 1930-4-2 4615 Los Angeles Mandeville Canyon; Santa Monica Mountains Comment
  CATA87  Dichelostemma capitatum Mark L. Hoefs 1973-3-13 66 Los Angeles Santa Catalina Island: Upper Avalon Canyon, east of cactus area, west exposure 121 Comment
  RSA0055987  Dichelostemma capitatum Richard G. Swinney 2010-3-22 12035 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UC440431  Dichelostemma capitatum Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon Santa Monica Mountains Comment
  SFV686  Dichelostemma capitatum C. Gasser 1956-3-3 s. n. Los Angeles Santa Monica Mountains One-third mile from Highway 101 on Malibu Canyon Road. 610 Comment
  UCSB47298  Dichelostemma capitatum Kaplan, Lisa 1979-3-10 Los Angeles Crest Rd. 1 mile north of Ganado Dr., Rancho Palos Verdes 335 Comment
  UCR138702  Dichelostemma capitatum subsp. capitatum L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  POM244874  Dichondra occidentalis F. R. Fosberg 1931-5-5 S 4776 Los Angeles Santa Catalina Island. Salta Verde, Pacific slope 240 Comment
  UCR99343  Digitaria ischaemum L. C. Wheeler 1945-10-30 6163 Los Angeles San Gabriel Mtns, Kinneloa Canyon 366 Comment
  JEPS97565  Digitaria sanguinalis R. D. Stone 1980-9-11 293 Los Angeles Orchards near Grand Ave., Claremont Comment
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Mar 13 2011
  RSA365102  Digitaria sanguinalis E. S. Spalding 1922-10-9 s.n. Los Angeles Los Angeles. Near Exposition Park. Comment
  RSA623778  Digitaria sanguinalis Charlotte M. Hoak s.n. Los Angeles Santa Monica Canyon. Comment
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May 29 2014
  UCR101686  Dimorphotheca sinuata B. G. Pitzer 1998-5-23 3755 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  CAS-BOT-BC153056  Diplacus fremontii Le Roy Abrams 1901-4-7 1379 Los Angeles La [Cananda/Canada] Canada Comment
  SBBG17311  Diplacus longiflorus K. A. Wilson 1961-3-1 881 Los Angeles Mulholland Hwy about 1 mi W of Las Virgenes Hwy Comment
  SD252359  Diplacus puniceus Steven A. Junak 2000-6-30 Sca 1361 Los Angeles Santa Catalina Island: N-facing slope just W of summit of Mt. Torquemada and Triangulation Point well 2 402 Comment
  CAS-BOT-BC43564  Diplotaxis tenuifolia Geo. B. Grant 1901-1-1 287 Los Angeles From Pasadena. Comment
  LA44541  Dodecatheon clevelandii A. M. Johnson; 1932-2-27 Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  SBBG39421  Dodecatheon clevelandii subsp. insulare E. R. Blakley 1963-4-7 5504 Los Angeles N slope of ridge between Little Harbor and Cottonwood Cyn 45 Comment
  SD168071  Dodecatheon clevelandii subsp. insulare G. L. Webster, M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7758 Los Angeles Catalina Island; slopes of Black Jack Mt. 449 Comment
  POM199542  Dodecatheon clevelandii subsp. patulum I. W. Clokey, Bonnie C. Templeton 1929-03 4516 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  UC1001471  Dodecatheon redolens H. J. Thompson 1953-6-12 1560 Los Angeles below Little Jimmy Springs (n slope Mt. Islip, n of Crystal Lake, San Gabriel Mts.); San Gabriel Mts., Mt. Islip, n of Crystal Lake 2133 Comment
  NY324342  Dondia taxifolia L. Abrams 1902-6-9 2490 Los Angeles Playa del Rey Comment
  POM175368  Draba corrugata var. corrugata Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Near north Badly Peak. Comment
  RSA286657  Draba corrugata var. corrugata R. F. Thorne, Larry E. DeBuhr 1974-6-28 44780 Los Angeles near Lily Spring on N slope of Mt. Hawkins 2377 Comment
  RSA66174  Draba cuneifolia var. integrifolia F. W. Peirson 650 Los Angeles Sycamore Canyon, San Rafael Hills. Comment
  CAS-BOT-BC41705  Draba cuneifolia var. sonorae Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles. Comment
  POM370048  Draba cuneifolia var. sonorae Anstruther Davidson 1890-1-27 s.n. Los Angeles Foothills, Los Angeles County Comment
  POM624  Drymocallis glandulosa var. wrangelliana O. W. Robinson 1916-5-7 s.n. Los Angeles Johnson's Pastures, near Claremont. Comment
  RSA0022953  Dryopteris arguta Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5130 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  CAS-BOT-BC67901  Dryopteris arguta Mrs. Frank 1900-2-1 s.n. Los Angeles Sta. Catalina Island Comment
  LA34171  Dudleya caespitosa Peter H. Raven; Henry J. Thompson 1959-6-4 14329 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA653413  Dudleya cymosa subsp. agourensis R. E. Riefner 2000-8-16 20 -737 Los Angeles Agoura Hills, Cornell Road near Agoura Road. Comment
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May 8 2014
  CAS-BOT-BC428117  Dudleya cymosa subsp. cymosa Timothy S. Ross; Steve Boyd 1994-5-11 7832 Los Angeles Liebre Mountains. Elizabeth Lake Canyon: dogleg bend in the canyon between the influxes of Warm Springs Canyon (from the W) and Ruby Canyon (from the E). 627 Comment
  LA105033  Dudleya cymosa subsp. ovatifolia Peter H. Raven; David Verity 1960-5-7 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 259 Comment
  RSA229715  Dudleya lanceolata R. F. Thorne, C. W. Tilforth 1969-6-26 38201 Los Angeles Big Rock Creek Canyon at Sycamore flat campground, SW slope of Pinyon Ridge 1295 Comment
  RSA653911  Dudleya lanceolata Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 896 Los Angeles Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. 488 Comment
  RSA666780  Dudleya lanceolata A. C. Sanders, D. Malueg 2001-5-17 24353 Los Angeles Montebello Hills in Montebello, 11 acres gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decomissioned. 122 Comment
  RSA136787  Dudleya multicaulis Percy C. Everett, E. K. Balls 1960-5-6 24107 Los Angeles Way Hill, S side of Gladstone Road, San Dimas Comment
  SDSU19673  Dudleya virens Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2209 Los Angeles San Clemente Island, Eagle Canyon. 351 Comment
  RSA0057893  Dysphania botrys Richard G. Swinney 2010-9-7 13686 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  CAS-BOT-BC197259  Echinochloa muricata var. microstachya F. H. Bosbyshell 1961-8-22 LASCA- 462 Los Angeles Pasadena Comment
  RSA595004  Ehrharta calycina Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-13 2372 Los Angeles Santa Catalina Island. Silver Peak Trail Road, off Upper West End Road. 476 Comment
  UCR73395  Ehrharta calycina T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5082 Los Angeles Channel Islands, San Clemente Island, West Cove, SW of new landing field 6 Comment
  RSA450619  Ehrharta erecta A. C. Sanders 1987-12-4 7571 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  UCR110882  Ehrharta erecta A. C. Sanders 1998-10-10 22258 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Lagoon, Malibu Beach St. Park, mouth of Malibu Creek at Adamson House on E side of lagoon 8 Comment
  UCR182749  Elaeagnus angustifolia R. G. Swinney 1997-6-19 5628 Los Angeles San Gabriel Mtns., Big Pines Hwy, c. 0.25 mi. east of Appletree Campground, west of Wrightwood 1896 Comment
  POM1373  Eleocharis montevidensis var. montevidensis I. M. Johnston 1917-5-13 1019 Los Angeles El Monte. 84 Comment
  RSA191644  Eleocharis palustris Robert F. Thorne, M. Z. Thorne 1966-8-29 36605 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines Recreation Area south of Jackson Lake on road from Big Pines to Valyermo 1860 Comment
  UCR138520  Eleocharis parishii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Soledad Canyon, Santa Clara River 530 Comment
  LA14805  Elymus condensatus W. S. L.; 1907-4-23 528 Los Angeles Garvanza Comment
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Jan 11 2015
  RSA191168  Elymus elymoides subsp. californicus R. F. Thorne, M. Z. Thorne 1967-7-19 37184 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  POM1309  Elymus glaucus subsp. glaucus I. M. Johnston 1918-6-2 s.n. Los Angeles San Antonio Mountians, Evey Canyon. 915 Comment
  RSA656843  Elymus glaucus subsp. jepsonii Valerie L. Soza, LeRoy Gross 2000-6-15 1022 Los Angeles South-facing slope of southeastern extension of Lookout Mountain, below firebreak, ca. 0.25 mile SE of summit. 1859 Comment
  UCR271155  Elymus hispidus R. G. Swinney 2011-7-8 15509 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
  UCR180240  Elymus triticoides Scott D. White, Andrea Warniment 2006-7-7 11612 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
  UCR210148  Elymus triticoides R. G. Swinney 2008-10-16 9617 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  RSA401551  Emmenanthe penduliflora Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 200 Comment
  RSA608530  Emmenanthe penduliflora Louis C. Wheeler 1930-4-26 29 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCR220157  Emmenanthe penduliflora R. G. Swinney 2009-4-2 10261 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  CATA712  Emmenanthe penduliflora var. penduliflora Mark L. Hoefs 1991-5-3 1212 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  RSA628720  Encelia actoni R. S. Woglum 1942-5-20 3331 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. . Comment
  CAS-BOT-BC131194  Encelia californica Edgar A. Mearns 1894-8-25 4067 Los Angeles San Clemente Island Comment
  SD92015  Encelia californica Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22698 Los Angeles San Clemente Island 110 Comment
  UC535359  Encelia californica Ira W. Clokey, B. Templeton Mar 1929 4453 Los Angeles Mandeville Canyon Santa Monica Mountains. Mandeville Canyon Comment
  UC895499  Encelia californica Ira W. Clokey, B. Templeton 1929-3-1 4453 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon Comment
  RSA719634  Encelia farinosa R. G. Swinney 1998-2-16 5897 Los Angeles mouth of San Gabriel River about 100-350 m north of Foothill Blvd. east bank. 183 Comment
  UCR88693  Encelia farinosa Scott D. White 1995-10-19 3703 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  UC1537114  Ephedra nevadensis Gordon H. True Jr. 1935-5-16 300 Los Angeles dry mesa at head Mint Canyon 914 Comment
  UC1871160  Ephedra nevadensis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5003 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  CAS-BOT-BC81971  Ephedra viridis I. M. Johnston 1917-8-23 1721 Los Angeles San Antonio Mountains. Prairie Fk of San Gabriel R. 1524 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
  SEINET13287584 Image available Epilobium canum J. L. Crane, Payam M. Fallah 2003-7-9 03 84 b Los Angeles Along the Angeles Crest Highway (Route 2). San Gabriel Mountains. Comment
  UCR259173  Epilobium canum R. G. Swinney 2010-9-9 13755 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SEINET6054309  Epilobium canum Unknown 1964-10-26 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC166264  Epilobium canum subsp. canum Robert F. Thorne 1966-9-14 36662 a Los Angeles Santa Catalina Island: at Little Harbor 4 Comment
  POM134457  Epilobium canum subsp. canum Martha Hilend 1926-10 s.n. Los Angeles Big Dalton Canyon. Comment
  RSA133812  Epilobium canum subsp. canum Peter H. Raven 1958-9-28 137371 Los Angeles Elysian Park. 213 Comment
  RSA72103  Epilobium canum subsp. canum F. W. Peirson 1918-10-15 279 Los Angeles Foot of Echo Mountain Trail to Mount Lowe and San Gabriel Range. 549 Comment
  SBBG13499  Epilobium canum subsp. canum E. R. Blakley 1962-10-3 5384 Los Angeles near Wrigley Reservoir at the summit of the island rd 426 Comment
  UCR209465  Epilobium canum subsp. latifolium R. G. Swinney 2008-10-10 9568 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA0091149  Epilobium ciliatum R. G. Swinney 2011-6-29 15345 Los Angeles Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  RSA448493  Epilobium ciliatum Stephen Grout, Mrs. Grout 1900-08 s.n. Los Angeles Cienega. Comment
  RSA755849  Epilobium glaberrimum R. G. Swinney 2008-7-2 9139 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  UCR223660  Epipactis gigantea R. G. Swinney 2009-6-12 11146 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UCR119561  Equisetum hyemale subsp. affine L. C. Wheeler 1973-2-3 s.n. Los Angeles Venice, by 2605 Strongs Drive Comment
  CAS-BOT-BC57315  Equisetum laevigatum Ernest Braunton 1902-5-1 s.n. Los Angeles Rivera Comment
  RSA586672  Equisetum laevigatum Orlando Mistretta, Mark Elvin 1995-5-10 1707 B Los Angeles Bare Mountain Canyon, West Fork; Pacifico Mtn. 1159 Comment
  RSA701049  Equisetum laevigatum Steve Boyd, Amber Maurice 2004-5-18 11332 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  POM247961  Equisetum telmateia var. braunii F. R. Fosberg 1931-4-15 R 89 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  UCR125638  Eragrostis lehmanniana A. C. Sanders 2003-5-26 25861 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
  RSA617171  Eragrostis mexicana subsp. virescens LeRoy Gross 1998-9-18 60 Los Angeles Southern base of San Gabriel Mountains; Big Tujunga Wash east of the 210 freeway 365 Comment
  CAS-BOT-BC284124  Eragrostis pectinacea var. pectinacea Greata No date on label. s.n. Los Angeles Redondo Comment
  RSA608868  Eragrostis pectinacea var. pectinacea L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  RSA0106911  Eriastrum densifolium subsp. austromontanum R. G. Swinney 2009-7-29 11435 Los Angeles Pacifico Mountain summit 2134 Comment
  UC457329  Eriastrum sapphirinum Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA0110973  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1997-8-6 5762 Los Angeles Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood. 1890 Comment
  RSA0122040  Eriastrum sapphirinum subsp. dasyanthum L. E. Hoffman 1931-5-30 s.n. Los Angeles Cucamonga Wash Comment
  RSA0122095  Eriastrum sapphirinum subsp. dasyanthum T. A. Bonser 1931-7-4 s.n. Los Angeles Sierra Madre. Comment
  RSA0124700  Eriastrum sapphirinum subsp. dasyanthum I. W. Clokey, B. C. Templeton 1929-05 4549 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  SD257254  Erica melanthera Jack Pepper 1953-2-10 Los Angeles Pierce College. Comment
  UCR242058  Ericameria ericoides Dan S. Cooper 2012-8-6 812- 54 Los Angeles South Coast, Culver City, northeastern edge of West Los Angeles College campus, along powerline right-of-way within and adjacent to Baldwin Hills oil fields 55 Comment
  UCR124590  Ericameria linearifolia B. C. Templeton, I. W. Clokey 1930-4-8 1065 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  SEINET7846181 Image available Ericameria linearifolia H. A. Jensen 1933-5-9 75975 Los Angeles Shoemaker (Valyermo) 1219 Comment
  SEINET13203275 Image available Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-1 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 (Crystal Lake 7.5' Q.) 1000 Comment
  RSA503358  Ericameria nauseosa var. hololeuca S. J. Myers 1988-10-13 s.n. Los Angeles East Lancaster, at & near Little Rock Wash, between 40th St. E and 70th St. E, and between Ave. L and Ave. J. 732 Comment
  SEINET7950739 Image available Ericameria nauseosa var. hololeuca Unknown Unknown s.n. Los Angeles Lancaster Comment
  CAS-BOT-BC293153  Ericameria pinifolia C. F. Baker 1908-12-15 5235 Los Angeles Claremont Comment
  RSA802570  Ericameria pinifolia Orlando Mistretta, Christine Mistretta 2011-7-1 5882 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  UCR202707  Erigeron breweri R. G. Swinney 2001-8-18 8054 Los Angeles San Gabriel Mtns., c. 400 m south of summit of Mt. Baden-Powell 2805 Comment
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Jul 8 2021
  SFV13410  Erigeron breweri var. breweri W. M. Perry 1980-7-19 82 Los Angeles San Gabriel Mountains Saddle between Mount Baldy and Mount Harwood. 2896 Comment
  CAS-BOT-BC294824  Erigeron breweri var. covillei John Thomas Howell 1928-6-10 3883 Los Angeles Near Fish Canon [Canyon] Divide, Monrovia Canon [Canyon], San Gabriel Mts. Comment
  SBBG112918  Erigeron canadensis S. A. Junak with K. Kirkland, M. Bushman 1998-10-21 SCa 813 Los Angeles above pier at W end of Moonstone Cove, along trail to White's Landing 18 Comment
  SD31152  Erigeron canadensis Edith A. Purer 1931-8-15 Los Angeles Palos Verdes Hills Comment
  UCR209413  Erigeron foliosus R. G. Swinney 2008-10-8 9521 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
  CAS-BOT-BC296194  Erigeron foliosus var. foliosus Le Roy Abrams; E. A. McGregor 1908-6-30 514 Los Angeles Palmdale, Mojave Desert 914 Comment
  CAS-BOT-BC296211  Erigeron foliosus var. foliosus John Thomas Howell 1928-5-19 3790 Los Angeles Anacapa Island Comment
  UCR199598  Erigeron foliosus var. foliosus Scott D. White, J. Wood 2008-5-8 11945 Los Angeles Puente/Chino Hills, SCE powerline corridor, east of Fullerton Road and south of Pathfinder, above Rowland Heights 305 Comment
  POM21165  Erigeron foliosus var. foliosus Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Lowe, San Gabriel Ridge. 1616 Comment
  POM305740  Erigeron foliosus var. foliosus Henry J. Ramsey, Henry J. Ramsey 1937-6-27 914 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  RSA532658  Erigeron foliosus var. foliosus Timothy S. Ross 1991-8-14 5768 Los Angeles Roundtop [Mtn], San Gabriel Mountains: 1707 Comment
  UCD131915  Erigeron foliosus var. foliosus M. Vincent 1962-7-10 274 Los Angeles Dry Canyon 1/2 mile west of Old Topanga Canyon Road. Comment
  CHSC14154  Eriodictyon crassifolium L. M. Mayer 1974-4-5 121 Los Angeles On Big Tujunga Canyon Rd. ca 1/2 mi ne of its junction with Mt. Gleason Blvd. Comment
  UC1124327  Eriodictyon crassifolium A. Lewis Feb 1934 295 Los Angeles s Gold Creek; Angeles Natl Forest, San Fernando Quad., s of Gold Creek Comment
  SBBG65118  Eriodictyon crassifolium var. nigrescens R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  UCR273373  Eriodictyon parryi R. G. Swinney 2011-6-22 15265 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
  SEINET10316623  Eriodictyon trichocalyx G. W. L. Moxley 1925-7-21 Los Angeles Barley Flats, San Gabriel Mtns Comment
  UCR127629  Eriogonum angulosum A. C. Sanders 2003-8-5 27112 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  UCR128098  Eriogonum angulosum Mark A. Elvin 2003-6-19 2949 Los Angeles Western Transverse Range, hills west of San Martinez Grande Canyon and north of Calif. Hwy 126, Newhall Ranch 366 Comment
  UCR213546  Eriogonum angulosum Michael Honer 2003-7-8 1844 A Los Angeles Transverse Range, Liebre Mountains, Tapia Canyon area, c. 2-3 air miles west of I-5 Freeway junction with Ridge Route Rd. 549 Comment
  SBBG158  Eriogonum baileyi R. Hoffmann 1927-8-31 Los Angeles 2 mi W of Acton Comment
  UCR259555  Eriogonum baileyi R. G. Swinney 2010-9-7 13714 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA601844  Eriogonum baileyi var. baileyi Steve Boyd, Tim S. Ross, Laura Moore, Valerie Soza 1997-7-8 10008 Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  RSA127971  Eriogonum cinereum Peter H. Raven 1959-10-25 14695 Los Angeles Arroyo Sequit 1.6 miles north of Coast Hwy. 137 Comment
  UCR141806  Eriogonum covilleanum June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Whitethorn Spring [presumed near former Whitethorn Campground] on the Angeles Crest Highway 2317 Comment
  CAS-BOT-BC242748  Eriogonum davidsonii Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3384 Los Angeles San Gabriel Mountains. Little Rock Creek: Joshua Tree Campground on the SW side of Little Rock Reservoir 1002 Comment
  CAS-BOT-BC242759  Eriogonum davidsonii S. B. Parish 1915-6-25 10510 Los Angeles Victorville Comment
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Aug 3 2019
  UC1595359  Eriogonum davidsonii Tim Ross, Steve Boyd 1990-6-18 3460 Los Angeles northerly draw draining to Jackson Lake Jackson Lake; San Gabriel Mtns., Camp Verdugo Pines and vicinity, Mescal C 1877 Comment
  CAS-BOT-BC242747  Eriogonum davidsonii Timothy S. Ross; Steve Boyd 1990-5-29 2669 Los Angeles San Gabriel Mountains. Big Pines Hwy, midway between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW 1402 Comment
  OBI81437  Eriogonum fasciculatum R. G. Swinney 2009-11-13 11613 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station. 921 Comment
  CAS-BOT-BC253277  Eriogonum fasciculatum var. foliolosum Ernest C. Twisselmann 1961-10-31 6680 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  RSA393406  Eriogonum fasciculatum var. foliolosum M. Bisbee 1917-5-18 72 Los Angeles Hills, north of Eagle Rock Valley Comment
  RSA662327  Eriogonum fasciculatum var. foliolosum Daniel Curran 1981-2-25 29 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  RSA766098  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan 1931-3-21 4071 Los Angeles Summit, Saddle Peak. Santa Monica Mts. 823 Comment
  SDSU6575  Eriogonum fasciculatum var. foliolosum H. Wedberg 1966-7-6 1259 Los Angeles Oak Flat Campground, on road from Castaic to Bakersfield. Comment
  UC1587606  Eriogonum fasciculatum var. polifolium Tim Ross 1991-8-14 5757 Los Angeles Roundtop [Mtn] San Gabriel Mountains, , Chilao Flat USGS 7.5' 1877 Comment
  UCR240014  Eriogonum giganteum R. G. Swinney 2009-11-9 11581 Los Angeles Transverse Range; San Gabriel Mountains, confluence of Burro Canyon and East Fork San Gabriel River along Hwy 39 451 Comment
  RSA65079  Eriogonum giganteum var. formosum F. W. Peirson 1923-4-10 3450 Los Angeles 5 mi. SE of Wilson Cove. Canyon about 5 mi. southeast of Eagle Ranch, San Clemente Island. Comment
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May 16 2008
  SD92008  Eriogonum giganteum var. formosum Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22672 Los Angeles cliff above the sea, east side 1 mile south of Wilsons Cove, San Clemente Island 29 Comment
  RSA0013166  Eriogonum gracile var. gracile Orlando Mistretta, Christine Mistretta 2011-6-11 5680 Los Angeles Near intersection of Aliso Canyon Rd. and Southern California Edison transmission line Corridor, 3.05 miles NW of intersection of Aliso Cyn Rd. and Angeles Forest Hwy. 1000 Comment
  RSA393226  Eriogonum gracile var. gracile Louis C. Wheeler 1933-12-21 2330 Los Angeles W side mouth of 'Big' Santa Anita Canyon. 335 Comment
  RSA589188  Eriogonum gracillimum Tim S. Ross 1991-4-27 4683 Los Angeles Mojave Desert: Black Butte Basin Road at intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters (buttes). 959 Comment
  SBBG62141  Eriogonum gracillimum R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA167692  Eriogonum grande var. grande Robert F. Thorne 1964-2-7 33450 Los Angeles Santa Catalina Island. E of Avalon on Road to Pebbly Beach 8 Comment
  UCR204842  Eriogonum heermannii R. G. Swinney 2005-8-11 8449 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
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Oct 23 2020
  RSA530076  Eriogonum hirtiflorum Tim S. Ross 1991-8-16 5863 Los Angeles Horse Flats (southern end). 1741 Comment
  RSA749081  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2005-8-17 8493 Los Angeles Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail. 1402 Comment
  RSA589105  Eriogonum nudum var. pauciflorum Orlando Mistretta, Tim S. Ross, Carolyn Neal 1994-7-1 1394 Los Angeles San Gabriel Mtns; Santiago Canyon, Sheep Camp Spring, NW of summit of Pacifico Mountain. 1921 Comment
  UCR153143  Eriogonum ordii A. C. Sanders, T. B. Salvato 2005-4-26 29730 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  POM122348  Eriogonum plumatella Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  RSA249811  Eriogonum pusillum Robert F. Thorne, C. W. Tilforth 1973-4-20 43000 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  HSC79869  Eriogonum roseum James Henrickson 1972-11-2 8087 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd 372 Comment
  UCR168449  Eriogonum saxatile F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5452 Los Angeles Transverse Ranges; San Gabriel Mountains, south slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  RSA424974  Eriogonum thurberi Louis C. Wheeler 1932-5-26 749 Los Angeles San Gabriel Wash. 107 Comment
  RSA590617  Eriogonum thurberi Tim S. Ross, S. D. Boyd 1990-6-4 2795 Los Angeles ridge separating Moody Canyon (on the E) from Mill Canyon and Bootleggers Canyon (on the W). 1036 Comment
  RSA420637  Eriogonum umbellatum var. minus Albert J. Perkins 1915-7-26 s.n. Los Angeles Summit of Mt. San Antonio. 3049 Comment
  RSA420654  Eriogonum umbellatum var. minus F. R. Fosberg, Joseph A. Ewan 1931-8-12 4884 Los Angeles San Gabriel Mountains: summit of Mt. Islip 2500 Comment
  UCR202538  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-9 8017 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  UC1584883  Eriogonum umbellatum var. munzii Tim Ross, Steve Boyd 1991-7-24 5603 Los Angeles ridge nne Granite Mountain; Granite Mountain vicinity, Pacifico Mountain USGS 7.5' quad. 1926 Comment
  POM158214  Eriogonum umbellatum var. subaridum P. A. Munz, I. M. Johnston 1928-9-5 11187 Los Angeles in pines west of Swartout Valley, San Gabriel Mountains 1982 Comment
  RSA330776  Eriogonum wrightii var. subscaposum Wayne E. Sawyer 1981-7-24 109 Los Angeles San Gabriel Mountains, Angeles National Forest: Crest trail, 0.7 mile west of Mt. Hawkins 2530 Comment
  CAS-BOT-BC297965  Eriophyllum confertiflorum Timothy S. Ross 1992-5-24 6419 Los Angeles San Gabriel Mts. Brown's Gulch: draining to San Gabriel Canyon at the base of San Gabriel Dam 475 Comment
  POM147460  Eriophyllum confertiflorum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA729648  Eriophyllum confertiflorum R. G. Swinney 1998-7-2 6244 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  SEINET4044546 Image available Eriophyllum confertiflorum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  UCD132101  Eriophyllum confertiflorum J. Sauer; W. Hansis 1975-5-3 5655 Los Angeles Tuna Canyon, western Santa Monica Mountains. Comment
  CAS-BOT-BC297962  Eriophyllum confertiflorum Louis C. Wheeler 1932-4-30 667 Los Angeles Mandeville Canyon, Santa Monica Mts 152 Comment
  UC1595331  Eriophyllum confertiflorum var. confertiflorum Tim Ross and Orlando Mistretta 1992-7-24 6766 Los Angeles 76 degrees ene, 900 m distant from Strawberry Peak summit (vicinity of Strawberry Spring); San Gabriel Mts. 1460 Comment
  RSA251467  Eriophyllum nevinii R. F. Thorne 1973-4-11 42829 Los Angeles San Clemente Island, upper part of Norton Canyon. 274 Comment
  RSA729004  Eriophyllum pringlei Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1968 Los Angeles Fort Tejon Road. Comment
  UC1260249  Eriophyllum pringlei Dale E. Johnson with J. L. Strother 1974-4-24 95 Los Angeles 7.1 km (4.4 mi) nw of border San Bernardino County (on Hwy 138 (Pearblossom-Pinon Hills road), e of Pearblossom, just s of aqueduct crossing, s side of road) Comment
  RSA653643  Erodium botrys S. Koukol, E. Lutz 1998-4-26 14 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 424 Comment
  RSA653774  Erodium cicutarium J. Bogdanoff-Lord 1989-5-24 27 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
  SD237459  Erodium cicutarium R. G. Swinney 2009-4-28 10531 Los Angeles Transverse Range; San Gabriel Mountains: Summit of Mt Emma (Pacifico Mtn, 7.5'Q) 1584 Comment
  RSA391815  Erodium cicutarium T. S. Clare 1929-4-10 s.n. Los Angeles Verdugo Hills. Comment
  LA105383  Erysimum capitatum var. capitatum Barry A. Prigge; 1989-4-23 8492 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 429 Comment
  RSA0089476  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-12 14701 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  RSA599602  Erysimum capitatum var. capitatum Steve Boyd, Lauren Raz 1997-3-31 9406 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
  SD255812  Erythranthe cardinalis R. G. Swinney 2010-9-9 13763 Los Angeles San Gabriel Mountains: Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd (Crystal Lake 7.5'Q) Comment
  UC57537  Eschscholzia Geo. B. Grant May 1901 3777 Los Angeles Catalina Island Comment
  CDA24550  Eschscholzia caespitosa T. C. Fuller 1962-4-1 8167 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  CAS-BOT-BC403181  Eschscholzia californica Le Roy Abrams 1901-4-4 1319 Los Angeles San Fernando Valley Comment
  SD113754  Eschscholzia californica Darley F. Howe Apr 1915 57 Los Angeles Claremont Comment
  RSA482504  Eschscholzia californica subsp. californica Richard Noyes, L. Arnseth 1988-4-30 542 Los Angeles Claremont. Foothills of San Gabriel Mountains. North facing slope of Thompson Creek Dam. 500 Comment
  RSA763239  Eschscholzia minutiflora Justin M. Wood 2010-5-10 1624 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  RSA150917  Eschscholzia ramosa Peter H. Raven 1962-4-10 17233 Los Angeles Above Wilson Cove. San Clemente Island. 107 Comment
  RSA673618  Eucalyptus rudis LeRoy Gross 2003-1-25 685 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest 549 Comment
  CDA40310  Eucrypta chrysanthemifolia T. C. Fuller 1962-4-1 8169 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  CHSC36433  Eucrypta chrysanthemifolia Arthur W. Dawson 1982-4-11 3 Los Angeles Roadside ca. 2 m n of Tuna Canyon Rd. and ca. 1.0 km n of Pacific Coast Highway, ca. 6.0 air km w of Pacific Palisades. 65 Comment
  RSA420823  Eucrypta chrysanthemifolia Ora M. Clark 1929-3-24 1796 Los Angeles Santa Susana Mountains. Comment
  SD69515  Eucrypta chrysanthemifolia Robert F Thorne 1966-4-5 35840 Los Angeles Santa Catalina Island; Cottonwood Canyon. 106 Comment
  UCR165419  Eucrypta chrysanthemifolia A. C. Sanders, Helen Kennedy 2005-4-13 29489 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCR258821  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-23 12347 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCSB46585  Eucrypta chrysanthemifolia Welton, Patti 1983-3-28 Los Angeles On southwest side of Mulholland Hwy, 2.2 miles north of its junction with Malibu Canyon Road, Santa Monica Mtns. 487 Comment
  SFV15333  Eucrypta chrysanthemifolia var. chrysanthemifolia J. C. Dittes 1990-3-10 39 Los Angeles San Gabriel Mountains Big Tujunga Canyon, 200 yards upstream of Big Tujunga flood control reservoir. 732 Comment
  UCR265523  Euphorbia albomarginata Dan S. Cooper 2015-3-5 2015- 41 Los Angeles Los Angeles Basin; Coastal Plain, Torrance, SW corner of Crenshaw Blvd. and West 208th St. 22 Comment
  UCR270013  Euphorbia albomarginata R. G. Swinney 2010-6-1 13101 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
  RSA498943  Euphorbia crenulata L. C. Wheeler 1933-10-7 2166 Los Angeles Liveoak Canyon 762 Comment
  UCR182710  Euphorbia maculata R. G. Swinney 1998-2-16 5896 Los Angeles San Gabriel Mountains/San Gabriel Valley, mouth of San Gabriel River about 100-350 m north of Foothill Blvd., east bank 189 Comment
  UCD142566  Euphorbia melanadenia Robert F. Thorne; A. C. Gibson 1971-5-22 39738 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon. 304 Comment
  SD181567  Euphorbia serpillifolia subsp. serpillifolia Louis C. Wheeler 1945-6-3 6063 Los Angeles San Gabriel Canyon; West Fork San Gabriel Canyon ca. 1.0 mile west of the forks. Comment
  CAS-BOT-BC312241  Euthamia occidentalis I. M. Johnston 1917-8-22 1674 Los Angeles Prairie Fk of San Gabriel R., San Antonio Mountains 1524 Comment
  RSA0092536  Festuca microstachys R. G. Swinney 2011-6-22 15252 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  UCR191720  Festuca microstachys var. pauciflora A. C. Sanders 2008-4-11 34865 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  UCR214612  Festuca myuros A. C. Sanders, Dan S. Cooper 2010-3-12 37353 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG113044  Festuca octoflora S. A. Junak with K. Kirkland 1998-4-30 SCa 564 Los Angeles upper part of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  SD124451  Festuca perennis Barry Prigge 1986-3-29 7144 Los Angeles San Gabriel Mountains: South of Canyon Country at Golden Valley X Antelope Valley Freeway (State Highway 14). 456 Comment
  RSA533447  Filago californica Timothy S. Ross 1991-4-21 4537 Los Angeles Whittier Hills ( Puente Hills, pro parte) Middle Turnbull Canyon, ridgetop on N side, 1000 ft. NW of the old water tank. 280 Comment
  CAS-BOT-BC52550  Frangula californica subsp. californica LeRoy Abrams 1902-6-15 2541 Los Angeles Sepulveda canyon, Santa Monica mountains Comment
  RSA613488  Frangula californica subsp. californica Louis C. Wheeler 1931-8-16 S- 33 Los Angeles San Gabriel Mountains: San Antonio Canyon. 915 Comment
  CAS-BOT-BC53331  Frangula californica subsp. cuspidata Carl B. Wolf 1936-5-27 7843 Los Angeles San Gabriel Mts., Indian Canyon Camp, 2 mi. off Soledad Canyon 914 Comment
  LA207720  Frangula californica subsp. cuspidata J. A. Ewan; 1933-7-23 7835 Los Angeles near spring at E end of Barley Flats 1523 Comment
  SEINET10500047  Fraxinus dipetala Griesel 1986-5-14 GRIESEL s.n. Los Angeles San gabriel mts. Lower placerita canyon, in side area (n-facing) foothills. Largest one observed in this area. A small cluster of multi trunked specimens, Over 50 ft tall,measured. Comment
  UCR151014  Fraxinus uhdei Scott D. White 1997-5-7 5052 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  CAS-BOT-BC211010  Fraxinus velutina Joseph Andorfer Ewan 1937-8-15 10968 Los Angeles West Fork San Gabriel River, San Gabriel Mts. 518 Comment
  RSA747158  Fraxinus velutina R. G. Swinney 2008-6-2 8921 Los Angeles San Gabriel Canyon, 1.0 mi. above (NE) of El Encanto park office, on shoulder of the old road. 268 Comment
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Mar 16 2011
  UC174358  Fremontodendron californicum subsp. californicum J. Burtt Davy 1896-5-1 Los Angeles Antelope Valley Comment
  POM1726  Fritillaria biflora Philip A. Munz 1918-4-21 2909 Los Angeles South Hills near Pomona. 305 Comment
  LA22123  Fritillaria biflora var. biflora Louis C. Wheeler; 1932-3-6 453 Los Angeles San Gabriel Mountains, San Dimas Canyon, near mouth of canyon 426 Comment
  RSA79209  Fritillaria pinetorum G. R. Campbell 1952-6-8 18505 Los Angeles Table Mountain, just above Forest Service Headquarters, Big Pines Recreation area, San Gabriel Mountains 2287 Comment
  SEINET11098561 Image available Funastrum hartwegii G. B. Grant July 03 972 Los Angeles Pasadena Comment
  UCR86549  Galium andrewsii subsp. andrewsii T. S. Ross 1991-9-2 5906 Los Angeles Western Transverse Range; Santa Monica Mtns., near Mulholland Hwy junction with Yerba Buena Rd 473 Comment
  UCR270004  Galium angustifolium R. G. Swinney 2010-5-12 12733 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  UCR276942  Galium angustifolium R. G. Swinney 2010-5-21 12869 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
  RSA188082  Galium angustifolium subsp. angustifolium Robert F. Thorne 1966-4-28 36221 Los Angeles Santa Catalina Island. Near upper end Renton Mine Rd in Pebbly Beach Canyon. 259 Comment
  RSA605397  Galium angustifolium subsp. angustifolium Scott D. White, Chet McGaugh 1995-6-6 3220 Los Angeles E edge of Santa Susana Mountains, just W of San Gabriel Mountains: Sunshine Canyon. W of San Fernando Road and I-5 Freeway, just SW of interchange w/ SR 14 Freeway. 457 Comment
  POM367686  Galium angustifolium subsp. angustifolium Robin S. Collins 1973-4-30 162 Los Angeles Angeles National Forest, San Gabriel Mountains. Trail Canyon. 640 Comment
  RSA632130  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  RSA158341B  Galium aparine Peter H. Raven 1962-4-9 17176 Los Angeles San Clemente Island. Wilson Cove. 61 Comment
  SBBG17754  Galium aparine P. H. Raven 1962-5-8 17595 Los Angeles near mouth of cyn at S end of Seal Cove 9 Comment
  SD84900  Galium aparine Reid Moran 1941-2-17 581 Los Angeles Middle Ranch, San Clemente Island, east side of arroyo 500 Comment
  CATA657  Galium catalinense Mark L. Hoefs 1991-4-18 1146 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Fourth of July Cove 79 Comment
  UC557738  Galium catalinense subsp. acrispum Nell Murbarger March, 1936 70 Los Angeles e coast of island San Clemente Island Comment
  RSA0013631  Galium grande Orlando Mistretta, Jamie Reese 2011-7-28 6006 Los Angeles Along Rincon Red Box Road, on the divide between W Fork San Gabriel River Cyn and E fork Santa Anita Cyn, 0.75 air miles NW of Monrovia Peak. 1451 Comment
  UCR259367  Galium jepsonii R. G. Swinney 2010-10-8 14009 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  RSA532640  Galium johnstonii Tim S. Ross 1991-8-14 5743 Los Angeles Granite Mountain, San Gabriel Mountains 1887 Comment
  UCR149505  Galium parisiense Valerie Soza, Ian G. Gillespie, LeRoy Gross 2000-5-18 946 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon 655 Comment
  RSA701278  Gamochaeta pensylvanica LeRoy Gross 2003-5-4 824 Los Angeles South side of mountains: Along east side of Brand canyon a short distance above the large waterfall. 393 Comment
  RSA91717  Gamochaeta pensylvanica F. W. Peirson 1918-03 1314 Los Angeles At Altadena. Comment
  RSA641088  Garrya flavescens Orlando Mistretta 1994-7-22 1450 Los Angeles San Gabriel Mountains: Big Rock Creek, South Fork Campground. Comment
  POM11187  Garrya veatchii I. M. Johnston 1917-7-28 1578 Los Angeles San Antonio Ca - on 1753 Comment
  RSA97296  Garrya veatchii F. W. Peirson 1919-11-30 2723 Los Angeles South base of San Gabriel Mnts., Middle Eaton Canyon. 610 Comment
  UCR209502  Gayophytum R. G. Swinney 2008-6-17 9021 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UCR209141  Gayophytum heterozygum R. G. Swinney 2008-6-17 9050 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  RSA776386  Gayophytum oligospermum Orlando Mistretta, Christine Mistretta 2010-6-14 5319 Los Angeles upper Big Tujunga canyon, 1.93 road miles E of junction with Angeles Forest Hwy. 1040 Comment
  RSA0058250  Gazania linearis Richard G. Swinney 2010-4-20 12276 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  CDA4080  Genista monosperma Steve Boyd 1990-2-3 3828 Los Angeles San Gabriel Mtns.; San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon. 0 Comment
  RSA0058222  Gilia R. G. Swinney 2012-5-19 12816 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west ofC, Mt. Emma Rd. 1335 Comment
  RSA640329  Gilia achilleifolia subsp. abrotanifolia L. C. Wheeler 1931-5-17 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas canyon Comment
  RSA470072  Gilia achilleifolia subsp. achilleifolia L. C. Wheeler 1932-5-17 724 Los Angeles Santa Monica Mountains: Garapito Creek. 305 Comment
  SBBG17250  Gilia achilleifolia subsp. achilleifolia K. A. Wilson 1961-4-26 1156 Los Angeles Soledad Cyn, small cyn adjacent to Bee Cyn, N of River's End Ranch Comment
  RSA585363  Gilia aliquanta subsp. aliquanta T. S. Ross 1991-4-27 4707 -a Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UC52698  Gilia angelensis Geo. B. Grant Feb 1900 2255 Los Angeles Pasadena Comment
  RSA72316  Gilia brecciarum subsp. brecciarum F. W. Peirson 1921-5-20 4704 Los Angeles Little Rock Creek, N slope of San Gabriel Mts 1037 Comment
  RSA670430  Gilia capitata I. W. Clokey, B. C. Templeton 1929-03 4476 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA470206  Gilia capitata subsp. abrotanifolia Robert Gustafson 1978-6-1 996 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  UC124602  Gilia capitata subsp. abrotanifolia A. Davidson M. D. May 1908 1798 Los Angeles Hollywood Comment
  UCR159912  Gilia capitata subsp. abrotanifolia Orlando Mistretta 1992-7-13 680 Los Angeles Transverse Ranges; San Gabriel Mountains region, Los Pinetos Spring Canyon Trail 915 Comment
  SEINET7047889  Gilia latiflora Steven R. Hill, Kate Kramer 2001-4-22 33337 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  CAS-BOT-BC226330  Gilia latiflora subsp. davyi Louis C. Wheeler 1932-4-9 566 Los Angeles 4 mi. WSW Fairmont, Antelope Valley 914 Comment
  CAS-BOT-BC226397  Gilia latiflora subsp. latiflora Robert F. Thorne 1973-5-11 43531 Los Angeles San Gabriel Mts., Mojave Desert slope: Along Mt. Emma Road, 1/2 mi E of Little Rock Creek below the dam 1036 Comment
  SBBG5867  Gilia latiflora subsp. latiflora H. and M. Dearing 1949-4-27 6759 Los Angeles Lancaster Comment
  CAS-BOT-BC226398  Gilia latiflora subsp. latiflora Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9494 Los Angeles Highway between Adelanto and Lancaster Comment
  RSA713257  Gilia leptantha subsp. transversa LeRoy Gross 2005-5-3 2211 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
  UC1215178  Gilia nevinii Peter H. Raven 1962-4-9 17166 Los Angeles on sides of small arroyo in rocky grassland above Wilson Cove (San Clemente Island); , above Wilson Cove 60 Comment
  SEINET15328143  Gilia ochroleuca subsp. bizonata N. H. Holmgren, P. K. Holmgren 1974-1 7630 Los Angeles North foothills of the San Gabriel Mountains, Portal Ridge, 13 airmiles W of Lancaster. 1067 Comment
  UCR270459  Gilia ochroleuca subsp. bizonata R. G. Swinney 2011-5-12 14677 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  CAS-BOT-BC401989  Gilia ochroleuca subsp. bizonata Robert F. Thorne; G. Wallace 1973-4-24 43432 Los Angeles San Gabriel Mts., Mojave Desert slope: along Ft. Tejon Road near junction with Longview Road, c. 3 mi S of Pearblossom Raod 1066 Comment
  RSA0016176  Gilia ochroleuca subsp. ochroleuca R. F. Thorne, C. W. Tilforth 1973-4-20 43015 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  SEINET3086088 Image available Gilia sinuata J. Harry Lehr 1971-4-12 326 Los Angeles San Gabriel Mts., North side of Rt. 138, 7.1 mi east of Pearblossom. 1219 Comment
  UCR142905  Gilia splendens R. F. Thorne 1963-7-11 32774 Los Angeles San Gabriel Mtns., Angeles National Forest, along road to Upper Shake Campground, c. 3 mi west of Lake Hughes 1402 Comment
  SEINET3163645  Gilia tenuiflora G. B. Grant 503 Los Angeles Mt. Wilson So Cal. Comment
  CAS-BOT-BC266480  Githopsis diffusa H. E. Hasse 1895-5-15 s.n. Los Angeles Santa Monica [Unreadable] Comment
  SD87809  Githopsis diffusa subsp. diffusa F. W. Peirson 1921-6-13 1208 Los Angeles Big Santa Anita Trail, 1.5 miles below Sturdevant's Camp. 1064 Comment
  POM294035  Glinus lotoides Lyman Benson 1944-11-12 11561 Los Angeles North shore of Puddingstone Lake, San Dimas. San Jose Hills, Pacific Slope drainage area. 305 Comment
  CAS-BOT-BC303781  Glyptopleura setulosa Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9488 Los Angeles 16 miles from Lancaster on the Muroc Rd Comment
  SEINET269290  Gnaphalium californicum Scott D. White, Chet McGaugh 1995-5-9 3001 Los Angeles E edge of Santa Susana Mts W of San Grabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  UCR95508  Gnaphalium luteoalbum L. C. Wheeler 1967-5-8 9315 Los Angeles San Gabriel Mtns., Foothills NW of Saugus 381 Comment
  CHSC59685  Gnaphalium palustre Mary MacArthur 1967-7-16 111 Los Angeles 0.7 mi. from turn-off on Angeles Crest hwy. to lower Chilao keeping always to right--left side of road by stream bed, Angeles National Forest, San Gabriel Mts. 1584 Comment
  SBBG131606  Gnaphalium palustre S. A. Junak 1999-7-15 SCa 1035 Los Angeles N border of lower reservoir in Bulrush Cyn 304 Comment
  UCR256205  Gnaphalium purpureum R. G. Swinney 2010-6-8 13221 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA127818  Gnaphalium ramosissimum Peter H. Raven, H. J. Thompson 1958-9-19 13722 Los Angeles Santa Monica Mountains, road borders of United States Hwy 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  CAS-BOT-BC108964  Goodmania luteola C. G. Pringle 1882-5-18 s.n. Los Angeles Mojave Station. Lancaster Station. Comment
  HSC99671  Grayia spinosa C. E. Fellows 1965-4-19 16 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff; high, S Mojave Desert Comment
  UC1076496  Grayia spinosa Herbert L. Mason 1926-4-26 2992 Los Angeles 1 mi. e. Palmdale Comment
  UCR149847  Grayia spinosa Scott D. White, Michael Honer 2004-3-30 9975 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  OBI28055  Greeneocharis circumscissa David J. Keil, Dirk Walters 1977-4-30 12290 Los Angeles On S side of Calif rte 138 in vicinity of jctn with Los Angeles Co Rd N-2 across hwy from Quail Reservoir Comment
  CAS-BOT-BC305259  Grindelia hirsutula Carl B. Wolf 1932-9-16 4124 Los Angeles Bryant Ranch. W. side of San Gabriel Flood Control, about 1/2 mile south of 7th St., (Long Beach) 3 Comment
  UCSB30440  Grindelia hirsutula Wheeler, William 1975-3-7 Los Angeles Empty lot behind Chevron station at the corner of Hwy. 1 and Topanga Canyon Rd. 15 Comment
  RSA592693  Gutierrezia californica Peter H. Raven 1961-9-24 16758 Los Angeles Little Tujunga Road, 1.2 miles above junction with Gold Creek Road 792 Comment
  RSA661180  Gutierrezia californica LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 401 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  RSA90687  Gutierrezia californica F. W. Peirson 1919-10-16 277 Los Angeles end of road in Pacoima Canyon 457 Comment
  JEPS30669  Gutierrezia sarothrae Peter H. Raven and Henry J. Thomson 1959-9-18 14450 Los Angeles University of California, West Los Angeles Santa Monica Mountains 152 Comment
  SBBG109022  Hainardia cylindrica S. A. Junak 1996-5-14 SCl 452 Los Angeles E side of San Clemente Ridge Rd, ca. 0.1 mi S of intersection with Horton Rd 472 Comment
  UCR186926  Haplopappus acradenius A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32040 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
  POM369710  Harpagonella palmeri M. B. Dunkle 1928-4-22 1889 Los Angeles Santa Catalina Island; Buttonshell Beach. 23 Comment
  SBBG113051  Harpagonella palmeri S. A. Junak with K. Kirkland 1998-4-30 SCa 577 Los Angeles ca. 0.35 mi ENE of East Summit at head of side branch of Hamilton Cyn 371 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
  SBBG98467  Hazardia cana T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5270 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; upper portion of drainage 312 Comment
  RSA187654  Hazardia squarrosa var. grindelioides R. F. Thorne 1966-9-16 36716 Los Angeles Santa Catalina Island, Renton Mine Road, near upper end Pebbly Beach Canyon 259 Comment
  SEINET10907872  Hedera helix David B. Dunn Dunn 12704 Los Angeles Highland Park, Los Angeles. Comment
  SEINET10910221  Hedera helix David B. Dunn 1971-8-11 Dunn 18098 Los Angeles Cultivated plants at 4911 Pasadena Ave. Terrace, Highland Park, CA. Comment
  HSC101307  Hedypnois cretica R. G. Swinney 2009-3-26 10163 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  SEINET3148245  Helenium bigelovii G. B. Grant 1904-7-23 545 a/6380 Los Angeles Mt. San Gorgonio Comment
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Aug 27 2013
  POM359757  Helenium puberulum L. E. Hoffman 1932-8-14 17095 Los Angeles Crystal Lake Angeles National Forest. Comment
  CAS-BOT-BC223990  Helianthemum scoparium Carl B. Wolf 1932-5-13 3625 Los Angeles Santa Catalina Island. 3 1/2 mi. (by road) from Avalon on way to Isthmus 365 Comment
  RSA0096949  Helianthemum scoparium Orlando Mistretta, Christine Mistretta 2010-6-23 5348 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  RSA607618  Helianthemum scoparium L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon. 822 Comment
  CDA6537  Helianthus ciliaris Garrettson 1915-1 47 Los Angeles Montebello Hills District. 0 Comment
  LA88403  Helianthus gracilentus O. H. Kappler; 1941-6-15 307 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM305772  Helianthus gracilentus Henry J. Ramsey, Henry J. Ramsey 1937-6-27 952 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  RSA593422  Helianthus gracilentus Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8898 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCR229496  Heliotropium curassavicum Jeremiah George 2011-9-15 s.n. Los Angeles South Coast, El Segundo 4 Comment
  UCSB5619  Heliotropium curassavicum Wedberg, H. 1958-7-19 Los Angeles On Point Dume Comment
  RSA177781  Heliotropium curassavicum var. oculatum R. F. Thorne, P. Everett 1965-5-11 34558 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  POM369749  Heliotropium curassavicum var. oculatum Edwin Kline 1924-6-10 s.n. Los Angeles Los Angeles. Comment
  UC32396  Hemizonella minima unknown 1896-5-25 Los Angeles Wilson's Peak Comment
  POM158315  Hemizonia clementina M. B. Dunkle 1928-4-29 1899 Los Angeles Santa Catalina Island. Little Harbor Comment
  RSA150687  Hemizonia clementina Peter H. Raven 1962-5-7 17575 Los Angeles San Clemente Island, Wilson Cove 46 Comment
  LA210755  Hemizonia congesta subsp. luzulifolia Arthur C. Gibson; Tarja Sagar 2004-9-21 5236 Los Angeles SANTA MONICA MOUNTAINS, Zuma Creek just below trail bridge over creek. Comment
  RSA239561  Hemizonia fasciculata David B. Dunn 1946-8-10 2657 Los Angeles Collected in Floriculture area of University of California in LA at Veteran Ave, a weed growing in dry hard clay soil Comment
  UCR88687  Hemizonia minthornii Scott D. White 1995-10-19 3721 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  RSA642083  Hemizonia pungens subsp. pungens Orlando Mistretta, Mark Elvin 1995-3-30 1680 Los Angeles Lancaster area: Northwest corner of Sierra Highway and Avenue C, north of Lancaster. Comment
  SEINET10938214  Hesperaloe parviflora Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4855 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
  SBBG33694  Hesperocyparis forbesii S. Boyd with L. Lenz 2001-5-2 10425 Los Angeles Warm Springs Mtn, along rd to summit, just W of cutoff to Necktie Basin, on slope between rd and steep escarpment into Warm Springs Cyn Comment
  SEINET12265279  Hesperoyucca whipplei F. A. Thackery 1928-1 435 Los Angeles Mulholland Drive Comment
  POM175548  Heterocodon rariflorum F. W. Peirson 1921-6-14 1210 Los Angeles Short Cut Canyon. 991 Comment
  CATA338  Heteromeles arbutifolia Mark L. Hoefs 1973-7-14 378 Los Angeles Santa Catalina Island: East of Wrigley Memorial Garden, upper Avalon Canyon 106 Comment
  RSA0105490  Heteromeles arbutifolia R. G. Swinney 2011-11-3 15991 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre. 622 Comment
  SBBG96809  Heteromeles arbutifolia S. Boyd with T. Ross, L. Arnseth 1990-4-7 4231 Los Angeles lower half of China Cyn, W side Comment
  SD143733  Heteromeles arbutifolia Scott D. White 1997-2-2 4657 Los Angeles San Dimas/Pomona area: Bonelli Regional Park. Just NW of Puddingstone Reservoir, S of San Dimas Ave., and E of the I-210 Freeway. 244 Comment
  UCR270648  Heteromeles arbutifolia R. G. Swinney 2011-11-1 15958 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  RSA0074514  Heterotheca fastigiata Orlando Mistretta 1992-7-14 702 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. On canyon walls. Mouth of Canyon. Comment
  CAS-BOT-BC318860  Heterotheca grandiflora Ernest Braunton 1902-8-1 638 Los Angeles Echo Park Comment
  UCR259768  Heterotheca grandiflora R. G. Swinney 2010-4-28 12396 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
  RSA0074394  Heterotheca grandiflora R. F. Thorne 1966-4-5 35801 Los Angeles Santa Catalina Island: Along paved road on N slope of Black Jack Mt. 412 Comment
  RSA0074403  Heterotheca grandiflora Timothy S. Ross, Annette Ross 1991-3-7 4139 Los Angeles Elephant Hill: Western Pomona. 244 Comment
  CAS-BOT-BC311147  Heterotheca sessiliflora A. C. Sanders 2003-3-14 25756 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
  LA203939  Heterotheca sessiliflora subsp. fastigiata Louis Wheeler; 1933-9-26 2134 Los Angeles San Gabriel Mountains, San Gabriel Canyon 335 Comment
  JEPS20377  Heterotheca subaxillaris subsp. latifolia Marjorie D. Clary 1932-9-20 1558 Los Angeles two mi w Arcadia Comment
  UCR99200  Heuchera abramsii R. G. Swinney 1995-8-28 4469 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  RSA0063274  Heuchera elegans R. G. Swinney 1998-7-29 6546 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground. 1817 Comment
  UCR194174  Hieracium albiflorum R. G. Swinney 1998-7-29 6543 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  CAS-BOT-BC207502  Hoffmannseggia glauca R. E. Jr. Riefner 2006-7-8 06 -295 Los Angeles Southern Coast: Long Beach, Studebaker Rd. at 22 Freeway 6 Comment
  UCR178935  Holcus lanatus R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, north end of Big Dalton Dam 518 Comment
  SD69658  Holodiscus discolor Robert F. Thorne 1967-5-20 36905 Los Angeles Santa Catalina Island: along dry stream bed in Descanso Canyon ca. 1/4 way down from head at Airport Rd. to mouth 228 Comment
  POM352437  Hordeum brachyantherum H. L. Bauer 1929-4-15 s.n. Los Angeles Long Beach Comment
  UCR232370  Hordeum depressum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8028 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, c. 150 m W of Hwy and just S of Ave E 701 Comment
  RSA533900  Hordeum intercedens Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5147 Los Angeles San Clemente Island: at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  SBBG113058  Hordeum intercedens S. A. Junak 1998-5-1 SCa 596 Los Angeles small rise just NE of Airport Rd, just S of ridge with Whitney's Pk 426 Comment
  UCR213426  Hordeum murinum A. C. Sanders, Dan S. Cooper 2010-3-12 37328 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR271917  Hordeum murinum R. G. Swinney 2010-3-24 12054 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
  RSA157803  Hordeum murinum subsp. glaucum P. H. Raven 1962-5-9 17673 Los Angeles Canyon south of Mosquito Cove, San Clemente Island 320 Comment
  RSA653681  Hordeum murinum subsp. glaucum Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 875 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road 365 Comment
  SFV21389  Hordeum murinum subsp. glaucum L. Gross, J. Gross, J. Gross, Jr., M. Gross 2002-4-27 532 a Los Angeles San Gabriel Mountains West Fork San Gabriel River, Valley Forge Campground. 1057 Comment
  RSA601254  Hordeum murinum subsp. leporinum L. C. Wheeler 1967-5-13 9541 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  IRVC26986  Hordeum vulgare A. C. Sanders, Andy Thompson 2003-4-17 26077 Los Angeles Newhall Ranch, NW of Magic Mountain amusement park, between M.M. and The Old Road, north of M.M. Parkway NE end of Santa Susana Mtns. 351 Comment
  POM293791  Horkelia cuneata subsp. puberula Lyman D. Benson 1945-5-11 11713 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  CAS-BOT-BC537279  Horkelia cuneata var. cuneata L. R. Abraham 1901-4-1 1237 Los Angeles Ballena Harbor Comment
  RSA747172  Horkelia rydbergii Orlando Mistretta 1992-6-23 608 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  UC10305  Hornungia procumbens A. Davidson 1904-5-18 Los Angeles Antelope Valley Comment
  SEINET3245996  Hosackia crassifolia R. G. Swinney 2009-1 11479 Los Angeles Transverse Range; San Gabriel Mtns.: Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. Mescal Creek. 628 Comment
  CHSC83676  Hulsea vestita John Dittes; Gina Hall 1990-7-19 256 Los Angeles Transverse Range; San Gabriel Mts., North of Kratka Ridge, ca. 1.7 air miles east of Cloudburst Summit, North of Angeles Crest Highway. Growing along slope above Burkhart Trail, between Buckhorn Flat Campground and Cooper Canyon. 1889 Comment
  SEINET480200  Hulsea vestita subsp. vestita D. Wilken 1969-1 Los Angeles Along Los Angeles County Road N2, between Chilao and Charlton Flats, San Gabriel Mountains Comment
  RSA594196  Hymenoclea salsola Steve Boyd, Lauren Raz 1996-10-14 9054 Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  RSA763152  Hymenoclea salsola Justin M. Wood 2010-5-10 1646 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  CATA1529  Hypochaeris radicata Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-11 2750 Los Angeles Santa Catalina Island: By Avalon School science building, Falls Canyon 27 Comment
  RSA188381  Isocoma menziesii R. F. Thorne, P. C. Everett 1965-6-24 35048 Los Angeles Santa Catalina Island. Shark Harbor, W side of Island. 8 Comment
  UCR184099  Isomeris arborea A. C. Sanders 2007-4-13 33404 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  RSA509586  Iva axillaris L. C. Wheeler 1967-7-23 10162 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Spring. Comment
  POM361342  Jaumea carnosa F. R. Fosberg 1930-6-26 3047 Los Angeles Lower Ballona Creek 8 Comment
  RSA5881  Jaumea carnosa C. B. Wolf 1932-9-16 4099 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  RSA660476  Juglans californica Ian Thompson 1997-2-26 16 Los Angeles Cal Poly Pomona Ecological Reserve. Northeast facing slope south of E-line. Comment
  RSA0127701  Juncus Louis C. Wheeler 1967-7-15 10060 Los Angeles Angeles National Forest. Southwest side of Mt. Waterman. 2134 Comment
  UCSB67678  Juncus acutus subsp. leopoldii Mitchell, Don 1991-6-5 Los Angeles Arroyo Simi; near Moorpark 173 Comment
  SBBG32111  Juncus balticus R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -199 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  UC1605497  Juncus bufonius Tim Ross, Steve Boyd 1993-5-23 7241 Los Angeles on slope 435 m se of saddle between Ruby Canyon and Clearwater Canyon (Liebre Mts., lower e ridge of Red Mt., area on s side of Forest Service fire road); Liebre Mts., lower e ridge of Red Mt. 963 Comment
  RSA600982  Juncus bufonius var. bufonius L. C. Wheeler 1967-6-26 9881 Los Angeles Elsmere Canyon 441 Comment
  UCR209643  Juncus duranii R. G. Swinney 2008-7-2 9118 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  UC1584027  Juncus macrophyllus Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4049 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, Tujunga Ranger District, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tujunga R.D. 1463 Comment
  UCR205962  Juncus macrophyllus Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9605 Los Angeles Transverse Ranges; Liebre Mountains, Tapia Canyon area, ca. 2 - 3 air miles west of Hwy I-5 junction with Ridge Route Road 549 Comment
  UCR189981  Juncus rugulosus R. G. Swinney 1998-9-4 6906 Los Angeles San Gabriel Mtns, Vincent Gap, off trail c. 350 m SE of parking area at spring near canyon bottom 1988 Comment
  RSA589091  Juncus rugulosus Orlando Mistretta 1994-9-13 1468 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980 1213 Comment
  RSA757275  Juncus torreyi R. G. Swinney 2008-6-25 9102 Los Angeles Glendora, Harrow Canyon Debris Basin, seep on north-central side 387 Comment
  LA201792  Juncus xiphioides Arthur C. Gibson; 2003-5-30 4946 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, Nickerson Arroyo Sequit National Recreation Area, E of residence. Comment
  LA51516  Juncus xiphioides Peter H. Raven; Henry J. Thompson 1960-7-17 15562 Los Angeles Santa Monica Mountains, Old Topanga Canyon Comment
  RSA603547  Juncus xiphioides Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-12 2359 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 6 Comment
  RSA368385  Juncus xiphioides Geo C. Johnstone 1927-10-30 s.n. Los Angeles upper part of Big Tujunga Canyon Comment
  LA200960  Juniperus californica Carl Wishner; 1990-4-17 1780 Los Angeles SANTA MONICA MOUNTAINS, Agoura, SE of Agoura Rd and Cornell Cut-Off Rd. 225.0 Comment
  NY21030  Juniperus californica T. S. Ross 1990-6-6 2808 Los Angeles Green Valley pasture in Francisquito Canyon, Saugus District, Angeles National Forest 926.6 Comment
  RSA226032  Juniperus californica Robert F. Thorne, C. W. Tilforth 1971-6-17 39898 Los Angeles N slope of San Gabriel Mountains: Near junction of Bee Canyon with Santa Clara River valley, 1.3 mile E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter 549 Comment
  RSA352427  Juniperus californica Fordyce Grinnell Jr 1921-4-3 s.n. Los Angeles Tujunga Canyon Comment
  RSA725214  Juniperus californica Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -35 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR239962  Juniperus californica R. G. Swinney 2009-11-13 11619 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  HSC35983  Juniperus occidentalis Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-8-19 2181 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  RSA167830  Keckiella cordifolia Robert F. Thorne, Percy C. Everett 1964-2-7 33485 Los Angeles Santa Catalina Island. Along creek in Middle Canyon below dam. 152 Comment
  SBBG66496  Keckiella cordifolia M. N. Ackley -Aug-1927 Los Angeles near Glendale, Verdugo Hills 274 Comment
  UCR276747  Keckiella cordifolia R. G. Swinney 2010-8-11 13495 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  UCR78156  Keckiella cordifolia Wandalee Thompson 1964-6-21 56 Los Angeles Transverse Range; Liebre Mtns., San Francisquito Canyon Road, San Francisquito Canyon, Angeles National Forest Comment
  NY790424  Keckiella ternata subsp. ternata T. S. Ross 1995-6-28 8655 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 725.4 Comment
  RSA97697  Keckiella ternata subsp. ternata R. M. Straw 1954-6-17 631 Los Angeles 0.6 miles west of bridge on Angeles Crest Highway, in Tujunga Canyon, San Gabriel Mountains. Comment
  UC1063189  Keckiella ternata var. septentrionalis G. T. Nordstrom 1935-1-25 316 Los Angeles 1 mi ssw Peace Valley entrance; Santa Barbara National Forest, Tejon Quad. 914 Comment
  CLARK-A1528-2583  Kochia americana John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  LA82504  Koeleria macrantha O. H. Kappler; 1943-5-23 471 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA612157  Koeleria macrantha L. C. Wheeler 1932-7-2 913 Los Angeles Brown's Flat 1311 Comment
  UCR223469  Koeleria macrantha R. G. Swinney 2009-5-28 10927 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR222824  Krascheninnikovia lanata R. G. Swinney 2009-4-29 10601 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
  UCR281175  Krascheninnikovia lanata R. G. Swinney 2014-4-23 16181 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  RSA0080742  Lactuca serriola R. G. Swinney 2010-8-11 13515 Los Angeles Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  UCR193457  Langloisia matthewsii R. G. Swinney 1999-6-28 7436 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR256880  Lantana montevidensis R. G. Swinney 2010-8-16 13539 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC338139  Lasthenia californica M. B. Dunkle 1940-3-18 7412 Los Angeles West end of Santa Barbara Island Comment
  POM361488  Lasthenia californica M. B. Dunkle 1932-5-28 2967 Los Angeles White's Landing, Santa Catalina Island. Comment
  CAS-BOT-BC338145  Lasthenia californica C. C. Parry; J. G. Lemmon 1876-1-1 193 Los Angeles Unspecified Comment
  RSA593444  Lasthenia gracilis Steve Boyd 1996-4-24 8645 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
  UCR204049  Lasthenia gracilis R. G. Swinney 2005-5-21 8270 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  UCSB43756  Lasthenia gracilis Nakashima, L. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, 0.62 miles from its junction with Avalon Canyon Road, Santa Catalina Island 175 Comment
  RSA18348  Lasthenia gracilis C. B. Wolf 1926-5-1 469 Los Angeles 1 mile east of San Fernando Comment
  UC90001  Lasthenia gracilis unknown Los Angeles Socorro Comment
  RSA11605  Lathyrus vestitus subsp. laevicarpus C. Epling, R. Fowler, K. Kneen 1933-04 s.n. Los Angeles Santa Monica Mtns, Boney Ridge. Comment
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Nov 11 2014
  JEPS55286  Lathyrus vestitus var. vestitus Frank W. Peirson 1919-4-19 374 Los Angeles Pacoima Canyon San Gabriel Mountains 609 Comment
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Feb 25 2015
  RSA406631  Lathyrus vestitus var. vestitus Fay A. MacFadden 1931-3-31 s.n. Los Angeles Tuna Canyon Verdugo Hills Comment
  RSA632951  Lathyrus vestitus var. vestitus Valerie L. Soza, Kent Hughes 1999-6-17 547 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  UC864434  Lathyrus vestitus var. vestitus I. W. Clokey and E. G. Anderson 1931-3-11 5331 Los Angeles San Gabriel Canyon 800 Comment
  RSA597496  Lathyrus vestitus var. vestitus L. C. Wheeler 1961-6-12 7861 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1052 Comment
  RSA90278  Lathyrus vestitus var. vestitus F. W. Peirson 1919-3-11 104 Los Angeles first canyon east of Rubio Canyon 549 Comment
  RSA595650  Layia glandulosa Timothy S. Ross, Victor W. Steinmann 1995-5-8 8559 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA773285  Layia glandulosa R. G. Swinney 2009-4-28 10554 Los Angeles summit of Mt. Emma 1585 Comment
  SBBG126029  Layia glandulosa A. Parikh, N. Gale 2010-5-11 3152 Los Angeles 3.0 km S of Hwy 138, 0.6 km E of 130th St W, 0.1 km W of power transmission lines 790 Comment
  SBBG95206  Layia platyglossa M. B. Dunkle 1928-3-17 1747 Los Angeles draw back of Johnson's Landing Comment
  RSA650940  Layia platyglossa Earl Asker 1950-4-23 s.n. Los Angeles Puddingstone Dam Road. Comment
  POM4833  Layia platyglossa subsp. campestris Harry Pruett 1909-6-2 47 Los Angeles Claremont. Comment
  RSA600544  Lemna minuta Steve Boyd, Lauren Raz 1997-5-28 9856 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  LA82032  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC25892  Lepechinia fragrans Dr. A. Davidson Jun 1894 Los Angeles Trail to Mt. Wilson Tract, San Gabriel Mountains Comment
  UCR187010  Lepidium dictyotum A. C. Sanders 2006-4-21 32156 Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  RSA604150  Lepidium didymum L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  UCR55854  Lepidium flavum J. A. Adams 1966-4-20 704 B Los Angeles Mojave Desert, 5 miles from [NE of] Llano, near Black Butte 610 Comment
  RSA651094  Lepidium nitidum Harold Lint, D. B. Dunn 1948-3-10 307 Los Angeles Bonita & Irwindale, Irwindale, Comment
  SDSU1176  Lepidium perfoliatum D. R. Harvey 1940-4-9 3225 Los Angeles Lancaster. Comment
  UCR256432  Lepidium strictum R. G. Swinney 2010-6-8 13198 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  CAS-BOT-BC60042  Lepidium virginicum var. menziesii Le Roy Abrams 1903-4-9 3233 Los Angeles Inglewood. Comment
  RSA716909  Lepidium virginicum var. virginicum LeRoy Gross, Bruce Campbell 2006-6-29 2548 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From near top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  CAS-BOT-BC329382  Lepidospartum latisquamum Marcus E. Jones 1924-9-10 s.n. Los Angeles Swartout Valley Comment
  RSA0069882  Lepidospartum squamatum R. G. Swinney 2010-4-1 12154 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  UCR95390  Lepidospartum squamatum L. C. Wheeler 1966-11-19 9133 Los Angeles San Gabriel Mtns., Tunnel Bypass, 0.25 mi upstream from Dutch Louie Camp, Pacoima Canyon 716 Comment
  UCR240003  Leptochloa fusca subsp. uninervia R. G. Swinney 2009-11-9 11594 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  POM312782  Leptodactylon californicum D. Taylor 1951-5-17 63 Los Angeles Little Dalton Canyon north of Glendora. San Gabriel mtn range. Pacific drainage area. 365 Comment
  RSA631999  Leptosiphon aureus L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mountains: East fork Kentucky Springs Canyon 1280 Comment
  RSA264166  Leptosiphon breviculus W. Wisura 1977-6-17 3677 Los Angeles Along trail to Blue Ridge. Comment
  RSA469986  Leptosiphon breviculus S. B. Parish, Greata 1901-05 s.n. Los Angeles Hillsides, near Pasadena. Comment
  POM364526  Leptosiphon ciliatus Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak Comment
  HSC17089  Leptosiphon liniflorus C. S. Apperson 1967-6-3 Los Angeles 5 mi. E of Gorman on Hwy. 138 Comment
  OBI28966  Leptosyne californica David J. Keil 1976-12-12 11891 Los Angeles 5 mi W of San Bernardino co line along CA rte 138 1128 Comment
  UCR209938  Lessingia filaginifolia R. G. Swinney 2008-7-15 9212 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR209993  Lessingia filaginifolia R. G. Swinney 2008-7-16 9254 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  RSA126888  Lessingia glandulifera var. glandulifera H. S. Yates 1936-8-28 6369 Los Angeles 2 miles southeast of Big Pine Park 1905 Comment
  SBBG63045  Lessingia glandulifera var. glandulifera R. Hoffmann 1929-5-20 Los Angeles W Mojave Desert Comment
  CAS-BOT-BC283747  Leymus condensatus W. Griesel; B. Miller 1963-7-2 s.n. Los Angeles Old Grapevine, Angeles National Forest 914 Comment
  CAS-BOT-BC283748  Leymus condensatus LeRoy Abrams 1902-7-2 2638 Los Angeles Little Santa Anita Canyon, Sierra Madre Comment
  RSA0060303  Leymus condensatus P. H. Raven, H. J. Thompson 1959-6-4 14336 Los Angeles Point Dume, Santa Monica Mountains. 30 Comment
  RSA724989  Leymus condensatus K. Dobry 1991-6-28 d- 866 Los Angeles Santa Monica Mts. Las Virgenes Rd. & Mulholland Hwy. at Soka Univ., E. Section Comment
  UC1131553  Leymus condensatus H. S. Yates 1936-8-29 6384 Los Angeles 3 mi e San Fernando; San Fernando Quadrangle Comment
  CDA32478  Leymus triticoides L. C. Wheeler 1966-10-1 8931 Los Angeles San Gabriel Mountains. Big Tujunga at Colby Ranch Road. Comment
  IRVC28716  Ligustrum lucidum A. C. Sanders, Mark A. Elvin 2002-8-26 25585 Los Angeles Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  RSA604148  Lilium parryi Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains: South Fork Alder Gulch. 1676 Comment
  SD230123  Lilium parryi Louis C. Wheeler 1954-9-1 7082 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  LA52334  Linanthus californicus George A. Schaefers; 1953-5-16 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 304 Comment
  RSA522943  Linanthus californicus T. S. Ross, Orlando Mistretta 1990-10-24 3303 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  RSA468458  Linanthus californicus subsp. glandulosus T. B. Merson 1940-7-11 s.n. Los Angeles Griffith Park. Comment
  RSA468440  Linanthus californicus subsp. glandulosus Mary H. Ward 1970-6-19 s.n. Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena Comment
  LA88264  Linanthus concinnus O. H. Kappler; 1947-6-7 1476 Los Angeles San Gabriel Mountains, Mount Waterman Area, along Angeles Crest Hiway 2133 Comment
  POM364616  Linanthus dichotomus subsp. dichotomus Anstruther Davidson 1893-5-8 s.n. Los Angeles San Fernando. Comment
  SEINET14181919  Linanthus dichotomus subsp. dichotomus H. M. Hall 1902-5-1 3065 Los Angeles Elizabeth Lake 1067 Comment
  UC52493  Linanthus liniflorus Ernest Braunton 1902-6-13 449 Los Angeles Griffith Park Comment
  UC52807  Linanthus parryae H. M. Hall May 1-3 1902 3049 Los Angeles Elizabeth Lake, vicinity of Antelope Valley 914 Comment
  RSA597036  Linanthus pungens T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3836 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  POM4226  Linaria canadensis var. texana Philip A. Munz 1918-5-16 2244 Los Angeles Claremont. Comment
  RSA659853  Linum usitatissimum Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. 610 Comment
  RSA733757  Lithophragma affine R. G. Swinney 2000-5-21 7778 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  UC61531  Lithophragma affine Ernest Braunton May 1904 912 Los Angeles Glendale to Burbank; Glendale to Burbank Comment
  RSA84365  Lithophragma affine F. W. Peirson 1925-4-23 5805 Los Angeles San Gabriel River 365 Comment
  SEINET6032582  Lithophragma heterophyllum I. W. Clokey, E. G. Anderson 1935-5-9 6668 Los Angeles San Dimas Canyon Comment
  UCR95299  Lithophragma parviflorum Steve Boyd, Orlando Mistretta 1996-5-1 8755 Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  RSA549565  Lobularia maritima Timothy S. Ross 1991-3-10 4219 Los Angeles Claremont: Bernard Field Station, on E side of RSA. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  RSA624549  Lobularia maritima L. C. Wheeler 1945-4-15 6010 Los Angeles Millard Canyon 411 Comment
  CAS-BOT-BC342205  Logfia filaginoides L. R. Abrams 1901-4-1 1238 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC342202  Logfia filaginoides H. Wedberg 1966-4-3 1183 Los Angeles Above Hill Dr. x Neal, in Eagle Rock 457 Comment
  UC1594346  Logfia filaginoides Tim Ross and Elizabeth Kellogg 1992-4-12 6124 Los Angeles 129 degrees se and 525 m distant from Vista (point) (near head of Grove Canyon); San Clemente Island 521 Comment
  SD252285  Logfia gallica Steven A. Junak 1999-5-20 Sca 941 Los Angeles Santa Catalina Island: just S of Cottonwood-Black Jack Road, along N side of Escondido Canyon 323 Comment
  UCR95264  Logfia gallica L. C. Wheeler 1967-5-7 9294 Los Angeles San Gabriel Mtns, Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon 655 Comment
  RSA360073  Lolium perenne B. A. Prigge 1986-3-29 7144 Los Angeles at Golden Valley and Antelope Valley Freeway (CA state Hwy 14) 457 Comment
  RSA600364  Lolium perenne Steve Boyd, Lauren Raz 1997-5-28 9874 A Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  UCR180171  Lolium perenne subsp. perenne R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin 366 Comment
  POM356970  Lolium temulentum Edith A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  SBBG59390  Lolium temulentum R. Hoffmann 1930-4-29 Los Angeles 3 mi N of Saugus Comment
  UCD127632  Lomatium dasycarpum subsp. dasycarpum Louis C. Wheeler 1967-6-15 9830 Los Angeles Liebre Mountains Region: north between Bouquet Junction and Bonelli Ranch. Comment
  POM78293  Lomatium lucidum H. E. Hasse 1890-4-4 s.n. Los Angeles brushy foothills of Sierra Madre Comment
  RSA608884  Lomatium lucidum L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Center Creek off Gold Creek off Little Tujunga Creek. 853 Comment
  UC1400392  Lomatium mohavense Robert F. Thorne 1973-5-11 43516 Los Angeles N of Shoemaker Canyon between Mile High and Valyermo San Gabriel Mountains 1341 Comment
  UCR191270  Lomatium nevadense R. G. Swinney 1998-7-2 6206 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SBBG59761  Lomatium utriculatum M. N. Ackley -Apr-1929 Los Angeles La Crescenta 457 Comment
  RSA729091  Lonicera interrupta R. G. Swinney 1999-6-30 7467 Los Angeles San Gabriel Mtns.: upper Boneyard Canyon c. 300 m south of Camp Jubilee Rd. intersection, Pinon Hills. 1463 Comment
  UCR172461  Lonicera interrupta Anuja Parikh, Nathan Gale 2005-6-2 2113 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, SW of Magic Mountain, study area 46 366 Comment
  CAS-BOT-BC234863  Lonicera subspicata var. denudata Le Roy Abrams 1899-3-30 367 Los Angeles Sepulveda Canon [Canyon] Comment
  RSA526616  Lotus argophyllus subsp. ornithopus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 s.n. Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UC1129242  Lotus argophyllus var. argophyllus Jerome S. Horton 1938-6-9 503 Los Angeles Upper East Fork San Dimas Canyon San Dimas Experimental Forest, Cucamonga Quad. 1615 Comment
  RSA3686  Lotus argophyllus var. ornithopus C. B. Wolf 1932-5-10 3530 Los Angeles Equestrian Trail back of Avalon, Santa Catalina Island. 305 Comment
  UC56573  Lotus heermannii Ernest Braunton Jun 1902 440 Los Angeles Ballona Comment
  RSA90367  Lotus heermannii F. W. Peirson 1918-5-21 99 Los Angeles Wet place near stream; Arroyo Seco, near Pasadena 518 Comment
  RSA725749  Lotus humistratus A. C. Sanders, Mark A. Elvin 2003-5-1 26280 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 396 Comment
  UCR125483  Lotus humistratus A. C. Sanders, Mark 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
  RSA0022520  Lotus nevadensis Duncan S. Bell, Caitlin Elam 2013-6-24 5240 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  UC169100  Lotus nevadensis var. davidsonii Geo. B. Grant 1906-6-16 713 -6697 Los Angeles Mt. Wilson 1524 Comment
  RSA762416  Lotus oblongifolius var. oblongifolius R. G. Swinney 2008-8-13 9363 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  RSA148468  Lotus procumbens var. procumbens J. B. Feudge 1924-6-10 853 Los Angeles Big pines, desert slope of San Gabriel Mts. 1982 Comment
  UCR280503  Lotus salsuginosus R. G. Swinney 2014-5-13 16492 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  RSA38855  Lotus salsuginosus E. A. Purer 1935-5-11 6549 Los Angeles Hillside, Malibu Road Comment
  RSA591083  Lotus salsuginosus var. salsuginosus J. Mark Porter, J. Travis Columbus, Gracie dos Santos 1996-6-5 10925 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 mi from intersection with Sierra Hwy. Around a vernal pool on shelf above Plum Canyon and Arline Rd. Pool not evident from road. 610 Comment
  RSA0038275  Lotus scoparius Carol Frazier 1966-6-3 s.n. Los Angeles San Rafael Hills. Comment
  RSA0036985  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-29 13408 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  UC1584841  Lotus scoparius var. scoparius Tim Ross 1991-4-8 4460 Los Angeles Elephant Hill, w Pomona Pomona, Elephant Hill, San Dimas U.S.G.S. 7.5' Quad. 228 Comment
  UCR13749  Lotus scoparius var. scoparius L. B. Ware 1971-6-10 103 Los Angeles W of Saint Bernard High School, Playa del Rey 37 Comment
  UCR170626  Lotus scoparius var. scoparius Alex R. Van Dam 2004-4-25 046 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  POM8237  Lotus strigosus P. A. Munz 1920-4-21 3688 Los Angeles San Dimas Canyon. 457 Comment
  RSA498736  Lotus strigosus Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  UCR101705  Lotus strigosus B. G. Pitzer 1998-5-23 3745 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  PASA1111  Lotus strigosus Sally Ellis 1939-3-24 Los Angeles Claremont 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
  CATA1828  Lupinus albifrons Martin A. Piehl 1962-10-3 62488 Los Angeles Santa Catalina Island: Along main road above Swain's Canyon (N arm) 381 Comment
  SBBG18732  Lupinus albifrons var. douglasii E. R. Blakley 1963-4-7 5536 Los Angeles Farnsworth Spring, NW of Avalon on the island rd 365 Comment
  RSA0105023  Lupinus andersonii R. G. Swinney 2011-6-22 15271 Los Angeles San Gabriel Mountains: 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder. 1659 Comment
  SEINET3289849 Image available Lupinus bicolor M. W. Denslow, Steve Boyd 2003-5-7 1085 Los Angeles Transverse Ranges; San Gabriel Mountains region: Lower Glendora Ridge Motorway (1N26) above Azusa. 610 Comment
  SEINET7047908 Image available Lupinus bicolor Steven R. Hill, Kate Kramer 2001-4-22 33357 Los Angeles North side of San Gabriel Mountains, south side of Antelope Valley, Johnson Road, 6.2 miles north-northeast of junction with Elizabeth Lake Road, 3 miles south of junction of Avenue I and 110th Street West. Elevation about 3080 feet. Comment
  SEINET769633 Image available Lupinus bicolor subsp. marginatus D. B. Dunn, C. Epling 1946-4-19 2129 Los Angeles ).9 mile south of the junction of Hwy. 99 & 138, abundant along valley floor for several sites to the north of the Jct. & north of the town of gorman. Comment
  POM12344  Lupinus bicolor subsp. microphyllus F. L. Robinson 1921-4-14 7 Los Angeles Claremont. Comment
  SEINET3131560  Lupinus chamissonis Unknown 1902-6-9 2502 Los Angeles Playa del Rey Comment
  CATA3403  Lupinus concinnus Peter J. Dixon 2016-5-12 052 Los Angeles Santa Catalina Island: Lower Coffee Pot Canyon, .5 mi east of Red Ridge Rd 200 Comment
  RSA772298  Lupinus concinnus R. G. Swinney 2009-4-28 10532 Los Angeles summit of Mt. Emma. 1585 Comment
  RSA330795  Lupinus elatus Wayne E. Sawyer 1981-7-12 92 Los Angeles Junction of crest trail and trail to Crystal Lake area 0.15 miles S of Little Jimmy Spring 2302 Comment
  RSA0072195  Lupinus excubitus Daisie Huang 2009-5-3 09050301 Los Angeles Monrovia Canyon Park, just past locked gate at trailhead to Ben Overturff Trail. 505 Comment
  CAS-BOT-BC216654  Lupinus excubitus subsp. hallii Alice Eastwood 1939-4-16 s.n. Los Angeles Santa Ana Botanic Garden Comment
  RSA590069  Lupinus excubitus var. austromontanus Orlando Mistretta 1994-3-30 985 Los Angeles Little Rock Creek, slopes E of creek below Little Rock Dam. 1158 Comment
  RSA730250  Lupinus excubitus var. austromontanus R. G. Swinney 1999-6-15 7270 Los Angeles San Gabriel Mtns.: western end of ridge extending from Big John Peak, above Big John Flat 1768 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
  RSA653465  Lupinus hirsutissimus Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 754 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 457 Comment
  SEINET13203257 Image available Lupinus hirsutissimus R. G. Swinney 2011-1 14479 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR216867  Lupinus hirsutissimus R. G. Swinney 2009-3-13 10108 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  RSA0114165  Lupinus hirsutissimus Steven A. Junak 1998-6-13 SCa- 752 Los Angeles Santa Catalina Island. W side of Avalon Canyon, upslope from fire station. 140 Comment
  UC57457  Lupinus latifolius var. parishii J. H. Barber 1897-6-27 Los Angeles Aliso Canyon Comment
  CAS-BOT-BC211700  Lupinus longifolius Theodore Payne 1925-5-1 s.n. Los Angeles Sierra Madre Comment
  RSA49120  Lupinus longifolius Philip A. Munz 1949-5-10 13387 Los Angeles Palos Verdes Hills Comment
  SEINET10871025  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  OBI48494  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1346 Los Angeles Hwy 138 and 26th Ave in Palmdale Comment
  UCR55913  Lupinus odoratus J. A. Adams 1966-4-20 704 A Los Angeles Mojave Desert, below Valyermo on road to Hwy 138. 762 Comment
  SD215539  Lupinus sparsiflorus Steve Boyd, Lauren Raz 1997-3-31 9393 Los Angeles Knapp Ranch area at upper end of Castiac Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  SFV1912  Lupinus sparsiflorus M. L. Vincent 1962-5-7 237 Los Angeles San Gabriel Mountains On highway, 1 mile east of Valyermo. 1190 Comment
  RSA414330  Lupinus succulentus Robert M. Perkins 1935-3-24 18 Los Angeles San Antonio Canyon.[San Gabriel Mountains] Comment
  LA52463  Lupinus succulentus H. Lewis; 1940-2-4 1052 Los Angeles Mulholland Hwy 304 Comment
  UC1922668  Lupinus truncatus Valerie Soza, Miriam Sidibeh 2003-3-26 1607 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR78134  Lupinus truncatus Wandalee Thompson 1964-4-11 10 Los Angeles San Gabriel Mtns., Liebre Mountains, Angeles National Forest, near Green Valley, San Francisquito Canyon 854 Comment
  CHSC100705  Lycium andersonii R. E. Riefner Jr. 2007-3-10 07 -114 Los Angeles Palo Verdes Peninsula, vicinity of Via Coronel Rd. and Via Olivera Rd. Redondo Beach quad also listed on label. UTM 11S 0369230E 3738530N. NAD 83. Banks of ephemeral stream. 99 Comment
  RSA485847  Lycium californicum T. S. Elias 1988-2-10 10672 Los Angeles San Clemente Island: south of Wilson's Cove on northeast part of island Comment
  SBBG105497  Lycium californicum F. R. Fosberg 1931-4-29 4705 Los Angeles near top of wall, Middle Ranch Cyn 1.5 mi below Eagle's Nest 180 Comment
  UC1870212  Lycium cooperi LeRoy Gross 2005-5-3 2206 Los Angeles Transverse Ranges; San Gabriel Mountains region; West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Comment
  RSA409649  Lycopus americanus F. R. Fosberg 1930-11-11 S- 4174 Los Angeles Templeton S of Puente. 80 Comment
  RSA141603  Lyonothamnus floribundus subsp. floribundus Percy C. Everett 1960-9-28 24296 Los Angeles Santa Catalina Island. North slope of Blackjack Mountain, along Ridge road 366 Comment
  RSA589873  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8205 Los Angeles Santa Catalina Island. W end of the island, NW side of silver Peak, just below summit. 527 Comment
  SBBG97021  Lyonothamnus floribundus var. aspleniifolius S. Boyd with T. Ross, L. Arnseth 1990-4-8 4403 Los Angeles Bryce Cyn near Malo Pt Comment
  SFV7536  Madia gracilis T. Gordon, K. Kimbrough, M. H. Grayum, K. A. Wilson, B. Collins, D. Brown, A. Starrett, G. Poseley 1975-5-26 1004 Los Angeles Santa Monica Mountains Along road in Century Ranch, east of Century Lake. 213 Comment
  SD181790  Maianthemum stellatum Louis C. Wheeler 1954-8-30 7059 Los Angeles San Gabriel Mountains: Buckhorn Campground. Comment
  CAS-BOT-BC231881  Malacothamnus davidsonii A. Davidson 1907-1-1 s.n. Los Angeles San Fernando Wash Comment
  RSA642698  Malacothamnus davidsonii Orlando Mistretta 1992-7-14 723 Los Angeles San Gabriel Mountians: Gold Canyon Trail; Tujunga Ranger District. Comment
  UCR266369  Malacothamnus davidsonii D. E. Bramlet, Allison D. Rudalevige 2009-4-29 4379 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, north of Big Tujunga Canyon Rd., NE of L.A. County Probation Camp 15 473 Comment
  CAS-BOT-BC206200  Malacothamnus fasciculatus Le Roy Abrams 1902-7-5 1558 Los Angeles Azusa Comment
  SD253496  Malacothamnus fasciculatus R. G. Swinney 2010-5-7 12580 Los Angeles San Gabriel Mountains: Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy (Sunland 7.5'Q) 494 Comment
  CAS-BOT-BC206229  Malacothamnus fasciculatus Henry J. Thompson; Peter H. Raven 1958-10-11 13752 Los Angeles Tuna Canyon road 0.5 mile from Saddle Peak Road - Santa Monica Mountains 518 Comment
  CHSC62046  Malacothamnus fasciculatus var. fasciculatus L. P. Janeway 1993-10-5 4607 Los Angeles Puente Hills; at the head of Arroyo San Miguel 228 Comment
  CAS-BOT-BC206359  Malacothamnus fremontii Carl B. Wolf 1932-8-11 4005 Los Angeles No. slope of San Gabriel Mts. 8 mi. below Big Pines Park on road to Little Rock 1371 Comment
  RSA434854  Malacothamnus fremontii Anstruther Davidson 1920-6-1 3369 Los Angeles Acton Road. Comment
  RSA582215  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1992-7-5 6626 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
  RSA524196  Malacothamnus marrubioides Tim S. Ross, Steve D. Boyd 1990-6-6 2889 Los Angeles 0.3 miles ESE of Oak Flat Spring near the intersection of Threemile Grade x the road W to Camp Caula; Los Padres National Forest (admin. by Angeles N.F.). 840 Comment
  SBBG72792  Malacothamnus orbiculatus R. Hoffmann 1931-10-1 Los Angeles near Oak's Garage, Mint Cyn Comment
  RSA757954  Malacothrix californica Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3286 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  LA201032  Malacothrix clevelandii Carl Epling; L. Ellison 1929-5-18 sn Los Angeles 228 Comment
  UCR108355  Malacothrix clevelandii Scott D. White, Pam DeVries 1998-5-15 6491 Los Angeles San Gabriel Mtns., Soledad Canyon area: proposed quarry area north of Soledad Canyon Rd, south of I-14 freeway, east of Bee Canyon and west of Agua Dulce Canyon 823 Comment
  RSA534128  Malacothrix foliosa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5080 Los Angeles San Clemente Island: west Cove, SW of the new landing field 6 Comment
  SBBG80313  Malacothrix foliosa subsp. foliosa F. C. Boutin 1967-4-23 1618 Los Angeles above ocean between main airstrip and Wilson Cove Comment
  SD51906  Malacothrix foliosa subsp. foliosa Peter H. Raven 1962-4-11 17279 Los Angeles San Clemente Island; on sandy beach due west of Wall 2. 10 Comment
  SEINET2053779 Image available Malacothrix glabrata Norman C. Cooper 1949-4-21 2688 Los Angeles Littlerock. 762 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
  RSA783422  Malacothrix glabrata J. D. Olmsted 1959-5-6 564 Los Angeles 4 miles west of Camp Baldy along Glendora Mountain Road, San Gabriel Mts. Comment
  SD41991  Malacothrix saxatilis var. tenuifolia Darley F. Howe 1947-5-4 1573 Los Angeles Mint Canyon Comment
  UCR271147  Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-7-8 15495 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCD96959  Malephora crocea Earl Brown; Arthur Alcantara 1993-4-8 s.n. Los Angeles Palos Verdes Peninsula, Via Margarita St. off Palos Verdes Drive West. Located on ocean bluff. 30 Comment
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Jul 8 2014
  CAS-BOT-BC167863  Malosma laurina Annetta M. Carter 1935-9-8 955 Los Angeles Sierra Madre 381 Comment
  UCR274348  Malosma laurina Steven A. Junak 1999-7-15 SCa- 1022 Los Angeles California Islands, Santa Catalina Island. Just above SaltaVerde Beach 6 Comment
  POM156190  Malva nicaeensis L. R. Abrams 1902-6-12 2528 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA662139  Malva parviflora Carol Zuck 1981-2-3 10 Los Angeles Cul de sac at the end of Springfield St. Comment
  RSA604498  Marah macrocarpa L. C. Wheeler 1933-5-13 1734 Los Angeles 2 mi. N of Claremont Comment
  RSA659797  Marah macrocarpa var. macrocarpa Brian McColgan 1988-5-25 33 Los Angeles Evey cyn., 1 mile N of Padua on Mt. Baldy rd. 762 Comment
  UC1584906  Marrubium vulgare Tim Ross 1991-4-8 4480 Los Angeles western Pomona (w foot Elephant Hill); San Dimas Quad., western Pomona, Elephant Hill 243 Comment
  RSA0042680  Marrubium vulgare Laura Moore, Jean Moore 1999-4-25 033 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  UCD125009  Marrubium vulgare Gordon Pilone 1961-3-22 168 Los Angeles south of the Santa Anna Botanic Gardens in Claremont, San Gabriel Mountain Range. Comment
  JEPS30877  Meconella denticulata John H. Thomas 1957-5-25 6776 Los Angeles ca 7 mi nne Pasadena (w side of Santa Anita Canyon); San Gabriel Mtns Comment
  UC50446  Meconella denticulata H. M. Hall Apr 1903 3739 Los Angeles near Los Angeles (Eagle Rock) Comment
  RSA762347  Medicago polymorpha R. G. Swinney 2009-3-10 10073 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  SEINET7839521  Medicago sativa G. B. Grant 1903-1 759 Los Angeles Pasadena Comment
  CHSC95518  Melia azedarach LeRoy Gross; Valerie Soza 2003-5-15 920 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone; 3789207N, 0377280E. 366 Comment
  SEINET2442016  Melia azedarach R. G. Swinney 2009-3-19 10135 Los Angeles San Gabriel Mtns. Foothills: Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel (Azusa 7.5').; 0 171 Comment
  CAS-BOT-BC281499  Melica imperfecta John Thomas Howell 1928-3-2 3356 Los Angeles Vermont Canon, Griffith Park, Los Angeles Comment
  RSA674249  Melica imperfecta LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 700 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 695 Comment
  RSA724990  Melica imperfecta K. Dobry 1991-6-24 d- 731 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  UCD87959  Melica imperfecta R. L. Pendleton; F. M. Reed 1909-7-2 1371 Los Angeles Santa Catalina Island. 9 Comment
  UCD88055  Melica imperfecta Robert F. Thorne; P. Everett 1965-5-12 34624 Los Angeles Bulrush Canyon, Santa Catalina Island. 243 Comment
  UCR190097  Melica imperfecta R. G. Swinney 1998-7-30 6589 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  SEINET10926311  Melica imperfecta var. flexuosa Timothy S. Ross, Steve Boyd 1994-5-25 Ross 7936 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from 600-800 m WSW of Summit. Warm Springs Mtn 7.5' USGS Quadrangle; T6N R16W (sections not demarcated). More-or-less flat-bottomed basin of cobbly and gravelly sedimetnary soil. Slopes recovering from burn of 4-5 years earlier; mostly chaparrel elements on slopes. Of note are dead remains of Juniperus californica throughout the lower portions of the basin which have not survived the fire and do not appear to be regenerating. Basin heavily infested with annual, non-native grasses which may have carried the fire and intensified its effects against the original juniper community. Comment
  SDSU3259  Melica imperfecta var. refracta H. Wedberg 1966-4-3 1207 Los Angeles At edge of chaparral burned two years previous, above Hill Dr. x Neal, in Eagle Rock. 152 Comment
  UCR190009  Melilotus albus R. G. Swinney 1998-8-1 6611 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  UC150059  Mentha X piperita LeRoy Abrams 1902-8-26 2978 Los Angeles Ballona Creek Mesmer; Ballona Creek Comment
  RSA435440  Mentzelia Robert Gustafson, Gary D. Wallace 1982-4-26 2527 a Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  RSA586658  Mentzelia albicaulis Orlando Mistretta 1995-6-1 1746 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  UC1929992  Mentzelia albicaulis Scott D. White, Michael Honer 2004-3-30 9958 Los Angeles Western Mojave Desert: Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points. Comment
  RSA771942  Mentzelia albicaulis Robert F. Thorne, C. W. Tilforth 1972-6-29 42105 Los Angeles 2.0 mi SE of Valyermo on road to Jackson Lake 1433 Comment
  UCR239023  Mentzelia dispersa Anuja Parikh, Nathan Gale 2010-6-17 3318 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.2 km north of State Hwy 2, Angeles Crest Hwy, 0.5 km northeast of its intersection with Upper Big Tujunga Canyon Road, under powerlines 1365 Comment
  RSA440454  Mentzelia laevicaulis Bonnie C. Templeton 1932-7-21 5052 Los Angeles Prairie Forks, San Gabriel Mts. 1905 Comment
  RSA3504  Mentzelia micrantha Carl B. Wolf 1932-5-9 3447 Los Angeles Pebbly Beach, Santa Catalina Island. 8 Comment
  RSA599710  Mentzelia micrantha Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9459 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat , a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA0106884  Mentzelia micrantha Steven A. Junak, Mark Hoefs 1997-6-4 SCa- 410 Los Angeles Santa Catalina Island. W end of Empire Landing rock quarry site, on E side of small canyon just E of UTM 11. 36 Comment
  RSA529177  Mentzelia montana Tim S. Ross, Steve D. Boyd 1991-7-24 5599 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1927 Comment
  RSA314582  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1973-4-20 43034 Los Angeles San Gabriel Mts., Mojave Desert slopes: ridge N of Shoemaker Canyon, 3 mi. WNW of Mile High & c. 1.5 mi E of Big Rock Springs 1372 Comment
  UCR229146  Mentzelia veatchiana Dan S. Cooper 2011-5-5 511- 59 B Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  UCR264876  Mentzelia veatchiana Mitch Provance, Callen Huff 2009-4-28 10665 Los Angeles Tehachapi Mountians, Steep slopes of the ridge overlooking Hwy I-5 about 0.5 miles NE of Gorman 1378 Comment
  RSA314601  Mentzelia veatchiana Robert F. Thorne 1973-5-11 43526 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  UCR68896  Mesembryanthemum crystallinum Steve Boyd, T. S. Ross, Laurel Arnseth 1990-4-7 4273 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA402636  Mesembryanthemum nodiflorum B. C. Templeton 1968-2-25 11392 Los Angeles Santa Catalina Island, near the isthmus. Comment
  SBBG80288  Mesembryanthemum nodiflorum F. C. Boutin 1967-4-23 1627 b Los Angeles N end of island, at the W end of air field runway Comment
  LA51478  Micropus californicus var. californicus Henry J. Thompson; 1959-5-24 2030 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi E of peak. 670 Comment
  POM363444  Microseris lindleyi M. B. Dunkle 1939-4-6 7296 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA595873  Microseris lindleyi Timothy S. Ross, Victor W. Steinmann 1995-5-8 8543 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  RSA595933  Microseris lindleyi L. C. Wheeler 1967-5-9 9385 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  UCR222728  Microseris lindleyi R. G. Swinney 2009-5-12 10720 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
  SEINET7881025 Image available Microseris linearifolia F. R. Fosberg 1931-1 S 4419 Los Angeles Avalon, Pebble Beach Road; Santa Catalina Island 5 Comment
  UCR192013  Mimulus A. C. Sanders 2008-4-16 34913 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.15 mi. north of Hwy 138 on the eat side of the cement plant road, 0.75 mi. ESE of Quail Lake 1021 Comment
  RSA586529  Mimulus aurantiacus Tim S. Ross 1992-5-24 6413 Los Angeles Brown's Gulch: (draining to San Gabriel Canyon at the base of San Gabriel Dam) 464 Comment
  LA209157  Mimulus aurantiacus var. pubescens S. F. Blake; 1910-7-23 434 Los Angeles Los Angeles Comment
  RSA439237  Mimulus aurantiacus var. pubescens Fay A. MacFadden 1931-4-9 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UC1602055  Mimulus aurantiacus var. pubescens I. M. Johnston 1917-7-28 1607 Los Angeles N. Fk. San Antonio Canyon San Antonio Mountains 2286 Comment
  RSA305370  Mimulus aurantiacus var. puniceus D. C. Michener, J. Dourley, B. Haner, D. Pettys, M. Hoefs 1983-6-7 4298 Los Angeles Santa Catalina Island, Cherry Valley 61 Comment
  UCR203182  Mimulus bigelovii R. G. Swinney 2005-5-21 8252 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA408175  Mimulus brevipes I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  SFV20866  Mimulus cardinalis L. Gross, N. Fraga, S. Williams 2002-7-17 556 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  SFV16490  Mimulus cardinalis P. M. Schiffman, R. van de Hoek 1996-11-3 s. n. Los Angeles California Channel Islands Santa Catalina Island. Cottonwood Canyon near waterfall. About 0.5 miles from beach. Comment
  RSA730393  Mimulus fremontii R. G. Swinney 1999-6-18 7279 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  SBBG98516  Mimulus guttatus T. Ross 1991-5-23 5487 Los Angeles lower Tota Cyn 60 Comment
  RSA650919  Mimulus guttatus Mike Maculsay 1981-5-2 24 Los Angeles West Fork San Gabirel River, 1 1/2 miles west of CA Hwy 39. Canyon trailhead is 11.5 miles north of intersection of Hwy 39 and Sierra Madre Ave. in Azuza. 610 Comment
  JEPS4691  Mimulus johnstonii F. W. Peirson 1918-6-30 196 Los Angeles summit Mt. Wilson; San Gabriel Mts. 1737 Comment
  RSA641693  Mimulus johnstonii Orlando Mistretta 1993-6-2 867 Los Angeles San Gabriel Mountains: Vincent Gulch Mine. 2079 Comment
  RSA729392  Mimulus johnstonii R. G. Swinney 1998-7-14 6459 Los Angeles north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat. 1890 Comment
  UCR204010  Mimulus moschatus R. G. Swinney 2001-9-15 8130 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  RSA229178  Mimulus palmeri Robert F. Thorne, C. W. Tilforth 1971-6-30 40764 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  SBBG66686  Mimulus parishii R. Hoffmann 1928-7-7 Los Angeles Acton Comment
  RSA748749  Mimulus pilosus R. G. Swinney 2005-8-15 8483 Los Angeles Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon. 1341 Comment
  CAS-BOT-BC388662  Minuartia douglasii Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canon [Canyon], San Gabriel Mts Comment
  RSA507993  Minuartia douglasii Steve Boyd, Timothy S. Ross 1988-4-28 2248 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  PASA600  Mirabilis californica Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  RSA271440  Mirabilis laevis var. crassifolia C. W. Tilforth 1978-6-8 1595 Los Angeles Base of bluffs at Point Dume, west of Malibu Comment
  UCR238481  Mirabilis multiflora var. pubescens Orlando Mistretta, Christine Mistretta 2008-5-3 2624 Los Angeles Transverse Ranges; Liebre Mountains, Southern California Edison transmission line tower (Segment 5, structure 9 per TRTP Survey 2008), in the Antelope Valley, just south of intersection of Ave. L and 85th Street 777 Comment
  SDSU8459  Mirabilis multiflora var. pubescens D. F. Howe 1959-5-3 2714 Los Angeles 29 mi. west of Lancaster Comment
  UC284653  Monardella australis subsp. cinerea I. Johnston 1917-6-20 1261 Los Angeles Baldy Lookout (USFS) San Antonio Mts. 2133 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
  RSA608036  Monardella lanceolata Louis C. Wheeler 1947-7-11 6545 Los Angeles San Gabriel Mountains: Millard Canyon. Mesa between Millard Canyon and Arroyo Seco. 442 Comment
  RSA489577  Monardella lanceolata var. lanceolata James L. Reveal, C. Rose Broome 1987-6-24 6560 Los Angeles Pine Mountain, on ridge above Pine Mountain Campground, near a small horse corral, Los Padres National Forest, about 17 air miles north-northwest of Ojai and 5.2 miles east-southeast of California Hwy 33. 1829 Comment
  CAS-BOT-BC349490  Monolopia lanceolata Geo. B. Grant 1903-3-1 798 Los Angeles Highland Park Comment
  SBBG62242  Mucronea perfoliata R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  RSA729418  Muhlenbergia californica R. G. Swinney 1998-8-21 6778 Los Angeles Cow Canyon, upper NE fork, north of Cow Canyon Rd. c. 0.7 mi. NW of Cow Canyon Saddle. 1348 Comment
  RSA780109  Muhlenbergia microsperma Pam De Vries 2011-4-20 7779 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  SBBG117008  Muhlenbergia microsperma S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1523 Los Angeles E of Little Harbor, just S of Sheep Chute Ridge Rd, ca. 0.2 mi from jct with Little Harbor Rd, overlooking Campo Blanco Cyn 79 Comment
  UCR241702  Muhlenbergia microsperma Dan S. Cooper 2012-4-14 412- 21 Los Angeles Western Transverse Range; Hollywood Hills, 1-mile Tree, off Western Canyon Rd., Griffith Park 270 Comment
  SEINET179625 Image available Muhlenbergia richardsonis Victor Duran 1933-7-20 3522 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  UCR192873  Muhlenbergia rigens R. G. Swinney 1998-8-6 6719 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  RSA710750  Muilla maritima Valerie L. Soza, Bill Hogshead 2003-4-23 1642 Los Angeles Brand Park, ridgetop between Brand Canyon and Childs Canyon. 640 Comment
  SEINET9319324  Muilla maritima Unknown 1998-4-14 5992 Los Angeles San Gabriel Mountains (2) Comment
  UCR209491  Muilla maritima R. G. Swinney 2008-6-17 9039 Los Angeles San Gabriel Mountains, Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1952 Comment
  UCR182214  Myriophyllum sibiricum R. G. Swinney 1997-6-19 5610 A Los Angeles San Gabriel Mtns., SE end of Jackson Lake, west of Wrightwood 1872 Comment
  SD81311  Myriopteris covillei Louis C. Wheeler 1931-7-3 Los Angeles Near Browne Flat, San Antonio Mountain 1064 Comment
  UC24132  Nama demissa var. demissa Jos. Burtt Davy May 9-24 1896 2289 b Los Angeles Lancaster, Los Angeles County Comment
  POM3625  Navarretia prostrata I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough. [locality name change to Laguna Dominguez] Comment
  RSA464363  Nemacaulis denudata var. gracilis George B. Grant 1903-1 827 Los Angeles Terminal Island Comment
  RSA587480  Nemacladus longiflorus var. breviflorus Orlando Mistretta, Steve Boyd, D. L. Banks 1994-4-29 1129 Los Angeles San Gabriel Mountains. Santiago Canyon. Slopes W of main drainage below Mt Emma. 1220 Comment
  UCR256545  Nemacladus pinnatifidus Anuja Parikh, Nathan Gale 2011-6-15 3471 Los Angeles Transverse Range: San Gabriel Mountains, north ofAliso Canyon, just east of Angeles Forest Hwy, 0.4 km north of Aliso Canyon Road 1260 Comment
  RSA0126091  Nemacladus sigmoideus R. G. Swinney 2009-6-17 11169 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA587051  Nemacladus sigmoideus Orlando Mistretta, Mark Elvin 1995-5-10 1689 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Head of W. Fork. 1768 Comment
  RSA713730  Nemophila menziesii var. menziesii LeRoy Gross 2005-4-28 2116 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
  UCR210433  Nerium oleander R. G. Swinney 2008-11-30 9879 Los Angeles San Gabriel Mtns., Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  UCR260374  Nerium oleander R. G. Swinney 2010-4-1 12157 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA730311  Nicotiana attenuata R. G. Swinney 1998-9-4 6912 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  POM4066  Nicotiana bigelovii var. wallacei Voorhees 1900-5-11 s.n. Los Angeles Claremont. 366 Comment
  CATA3491  Nicotiana glauca Benjamin J. Dion, Nathalie Cartan, Michael Thomas 2017-9-21 043 Los Angeles Santa Catalina Island: Interior; southeastern edge of Middle Ranch Reservoir, from dry soil to submerged in ~10cm of water 213 Comment
  UCR209224  Nicotiana glauca R. G. Swinney 1969-12-5 698 Los Angeles San Gabriel Mtns., Glendora, c. 0.5 mi. north of Sierra Madre Ave. above the north end of Pennsylvania Ave. 348 Comment
  UCR162639  Nicotiana quadrivalvis Anuja Parikh, Nathan Gale 2004-6-17 2049 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 44) in vicinity of confluence of Castaic Creek and Santa Clara River 290 Comment
  SEINET6174946  Nicotiana quadrivalvis var. bigelovii G. B. Grant 839 Los Angeles Covina Comment
  UCR163336  Oenothera californica subsp. californica Anuja Parikh, Nathan Gale 2004-6-22 2063 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 13), near the Ventura County line, downstream of Mayo Spur 305 Comment
  OBI7875  Oenothera deltoides G. L. Parsons 1976-5-22 77 Los Angeles Alongside road, W side of Saddleback Butte State Park Comment
  RSA736165  Oenothera dentata Rosemarie Zimmermann 1964-5-1 340 Los Angeles E side Hwy 99, 1 miles S of Labor ledge S of Castar Lake. Tehachapi, San Joanquin Valley. 1265 Comment
  POM156520  Oenothera elata subsp. hirsutissima L. R. Abrams 1902-7-4 2650 Los Angeles San Gabriel Canyon Comment
  POM355617  Oenothera elata subsp. hirsutissima Geo. L. Moxley 1916-7-4 361 Los Angeles Arroyo Seco Canyon. Comment
  UC1215239  Oligomeris linifolia Peter H. Raven 1962-5-8 17601 Los Angeles near s end of Seal Cove San Clemente Island; , s end of Seal Cove 15 Comment
  UCR225149  Oncosiphon piluliferum Steve Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region, Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  SEINET9037797 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18410 Los Angeles Claremont, 100m south of the SE base of Indian Hill 409 Comment
  POM18231  Opuntia prolifera P. A. Munz 1923-4-13 6788 Los Angeles San Clemente Island. Comment
  RSA0070994  Orobanche californica subsp. feudgei Anstruther Davidson 1893-08 s.n. Los Angeles San Gabriel Mts. Comment
  RSA0093123  Orobanche fasciculata Richard G. Swinney 2011-5-12 14688 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
  RSA0103794  Orobanche fasciculata R. G. Swinney 2011-6-14 15115 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA593435  Orobanche fasciculata Steve Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8889 Los Angeles Liebre Mountains, along summit of Sawmill Mountain, west of Sawmill Camp and just north of 7N23. 1610 Comment
  RSA0076588  Orobanche fasciculata Philip A. Munz 1937-5-4 15157 Los Angeles Evey Canyon, north of Claremont. 670 Comment
  LA104167  Orobanche uniflora David Hollombe; 1985-4-18 sn Los Angeles 140 Comment
  UCR147620  Orobanche valida subsp. valida Naomi Fraga, LeRoy Gross, B. Hogshead 2004-5-20 1197 Los Angeles Transverse Ranges; San Gabriel Mountains region, North Fork of Lytle Creek, on slopes along north side of the canyon, northeast of Paiute Campground 1860 Comment
  RSA402086  Orthocarpus purpurascens Elbert Benjamine 1929-3-31 84 Los Angeles Antelope Valley. Comment
  UC875691  Osmorhiza brachypoda C. F. Baker 1904-5-2 4730 Los Angeles hills near Claremont Comment
  UC17199  Oxalis albicans subsp. californica W. H. Brewer 1861-2-12 179 Los Angeles Cahuenga Pass Comment
  POM353439  Oxalis corniculata Edwin Kline 1924-6-3 s.n. Los Angeles Los Angeles. Comment
  RSA652122  Oxalis pes-caprae Geo. D. Detuerk 1948-2-19 s.n. Los Angeles Claremont. 305 Comment
  UCR277243  Oxytheca perfoliata R. G. Swinney 2011-4-19 14391 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
  POM346598  Paeonia californica Barry Burnell 1971-3-18 240 Los Angeles San Dimas Canyon, 6.2 miles from the intersection of Foothill and San Dimas Canyon Rd. 480 Comment
  RSA434235  Paeonia californica Fay A. MacFadden 1931-3-3 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR108646  Paeonia californica L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, ridge south of mouth of Big Dalton Canyon 495 Comment
  RSA599214  Paeonia californica Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of stables, Brown School for Girls. 335 Comment
  RSA630752  Paeonia californica Louis C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 595 Comment
  RSA746999  Papaver californicum R. G. Swinney 2003-5-3 8191 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, upper drainage on ridge between Pavil and Pine canyons 793 Comment
  RSA703455  Parapholis incurva R. E. Riefner Jr. 2004-4-20 4 -140 Los Angeles City of Long Beach, Middle Harbor area of San Gabriel River, West of Westminster Ave. 12 Comment
  UC1870193  Parietaria hespera var. californica LeRoy Gross, Valerie Soza 2001-6-6 432 Los Angeles Los Angeles Basin: Verdugo Mountains Region: north side; Hostetter Mountain Way, off of La Tuna Canyon Road 701 Comment
  RSA0049588  Parkinsonia aculeata Justin M. Wood, T. Valentovich 2012-6-6 4788 Los Angeles Mojave Desert: Between Palmdale and Littlerock, near intersection of Pearblossom Hwy. (138), Cheseboro Rd., and E Avenue T. 843 Comment
  UC520036  Paspalum distichum Joseph Andorfer Ewan 1932-6-28 7519 Los Angeles Los Angeles River at Los Feliz Bridge Comment
  SEINET10682153  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 446 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #91B. in Honduras Comment
  JEPS20115  Pectocarya linearis subsp. ferocula W. L. Jepson 1939-4-21 19236 a Los Angeles near Yucca Grove; Mohave Desert, Antelope Valley, Neenach School Comment
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Dec 14 2011
  RSA595998  Pectocarya penicillata L. C. Wheeler 1967-5-8 9353 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 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
  RSA586619  Pectocarya recurvata T. S. Ross, Steve Boyd 1991-3-23 4286 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  POM18073  Pedicularis semibarbata Philip A. Munz 1923-5-26 6849 Los Angeles Head of Vincent Gulch, San Gabriel Mts. 1982 Comment
  LA200078  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-12 1671 Los Angeles SANTA MONICA MOUNTAINS, Decker Canyon Road ca 1 mi E of Ventura County line. 304 Comment
  LA3472  Pellaea andromedifolia W. Scott Lewis; 1903-5-17 299 Los Angeles SANTA MONICA MOUNTAINS, Mt Hollywood Comment
  SBBG80304  Pellaea andromedifolia F. C. Boutin 1967-4-23 1642 Los Angeles Nanny, NW of Lemon Tank 213 Comment
  UCR138907  Pellaea andromedifolia 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
  SEINET6429230  Pellaea andromedifolia G. B. Grant April 1904 918 Los Angeles Mt. Wilson, S Cal. Comment
  SD107908  Pellaea andromedifolia var. pubescens Larry DeBuhr 1977-4-16 2569 Los Angeles Santa Catalina Island, coastal bluffs around Little and Shark Harbours Comment
  RSA777527  Pellaea mucronata R. G. Swinney 2009-4-28 10535 Los Angeles Summit of Mt. Emma 1585 Comment
  UCSB31752  Pellaea mucronata subsp. californica Miller, Brian 1960-7-7 Los Angeles Dawson Saddle Area, San Gabriel Mountains 2377 Comment
  POM120783  Pellaea mucronata var. mucronata Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  UCR197200  Pellaea mucronata var. mucronata Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 707 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  POM6792  Pellaea mucronata var. mucronata O. Kenney 1885-1 s.n. Los Angeles [San Gabriel Mountains] Eaton Canyon Comment
  RSA79779  Penstemon centranthifolius F. W. Peirson 1905-1 200 Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  RSA412434  Penstemon centranthifolius George R. Johnston 1932-4-24 15110 Los Angeles 15 mi. E of Palmdale Comment
  RSA412445  Penstemon centranthifolius N. C. Cooper 1945-5-1 2221 Los Angeles Tapia Park area, Santa Monica Mountains. 610 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
  UCR209911  Penstemon grinnellii R. G. Swinney 2008-7-25 9307 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
  UCR271229  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-6-14 15114 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  NY601183  Penstemon grinnellii var. grinnellii F. W. Pennell 1940-6-24 25998 Los Angeles Pine Mountain, south of Swartout 2468.9 Comment
  OBI30458  Penstemon heterophyllus J. C. Roos 1947-5-17 3632 Los Angeles Placerita Cyn Comment
  POM254111  Penstemon heterophyllus var. australis Bonnie C. Templeton 1939-5-29 4585 Los Angeles Mint Canyon, at western end of San Gabriel Mountains. 840 Comment
  RSA407918  Penstemon heterophyllus var. australis N. C. Cooper 4211 Los Angeles Angeles Crest Highway. 1067 Comment
  RSA0019900  Penstemon labrosus Orlando Mistretta, Christine Mistretta 2011-6-29 5760 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  RSA530061  Penstemon labrosus Tim S. Ross 1991-8-16 5849 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  NY629304  Penstemon palmeri var. palmeri A. M. Ottley 1920-5-16 698 Los Angeles Above Delta Canyon, Tujunga 1725 Comment
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May 6 2014
  UC457236  Penstemon speciosus Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp San Gabriel Mts., Big Pines Camp Comment
  RSA0041498  Penstemon spectabilis Ron Martinolich 1991-5-3 64 Los Angeles Glendale, south of Figueroa St. dead end (at Marengo Dr.), past gate, south at T in road, to top of hill; right (southwest) at T 0.3 mi. to 4-way, right (north) 100 ft., on right. Comment
  RSA401801  Penstemon spectabilis Alva Watry 1931-5-10 s.n. Los Angeles Rattlesnake Canyon. Comment
  RSA401894  Penstemon spectabilis N. C. Cooper 1945-5-1 2180 Los Angeles Santa Monica Mountains 762 Comment
  POM4778  Pentachaeta aurea H. M. Hall 1909-5-20 s.n. Los Angeles Claremont. 365 Comment
  RSA0062905  Pentagramma triangularis Steve Boyd, Tim Ross, Laurel Arnseth 1990-4-8 4352 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA0066312  Pentagramma triangularis T. S. Ross, Steve Boyd 1990-5-14 2506 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1024 Comment
  LA200086  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-27 1812 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  LA94201  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1962-9-9 359 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, vivcinity of Paramount Ranch. 304 Comment
  RSA0066307  Pentagramma viscosa George B. Grant, Walter Wheeler 1904-4-25 3350 Los Angeles Santa Catalina Island. Comment
  RSA586640  Perideridia pringlei Orlando Mistretta 1995-6-1 1767 A Los Angeles San Gabriel Mountains. Carr Canyon. 1021 Comment
  UCR223047  Perideridia pringlei R. G. Swinney 2009-5-6 10655 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  CAS-BOT-BC355970  Perityle emoryi L. R. Abrams; I. L. Wiggins 1931-7-3 310 Los Angeles Channel Islands. Santa Barbara Island Comment
  RSA471846  Perityle emoryi M. B. Dunkle 1930-7-13 2435 Los Angeles Silver Canyon, Santa Catalina Island. Comment
  SBBG20582  Perityle emoryi E. R. Blakley 1963-12-7 6320 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  UCR280853  Phacelia R. G. Swinney 2014-4-23 16169 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
  POM3788  Phacelia brachyloba C. F. Baker 1909-5-15 5337 Los Angeles Mountains near Claremont. Comment
  RSA594986  Phacelia cicutaria var. hispida Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-14 2380 Los Angeles Parsons Landing, Santa Catalina Island. 3 Comment
  SD69508  Phacelia cicutaria var. hispida Robert F. Thorne 1966-4-7 35950 Los Angeles Santa Catalina Island; southsoutheast-facing slope at Cherry Valley. 60 Comment
  SFV6661  Phacelia cicutaria var. hispida T. Gordon, K. A. Wilson, J. Cicero 1974-5-24 224 Los Angeles San Gabriel Mountains Gold Creek Canyon. Side canyon of Little Tujunga Canyon. Watts Ranch. 660 Comment
  RSA0035453  Phacelia cicutaria var. hispida Roxanne Smith 1991-5-5 15 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  RSA590527  Phacelia cicutaria var. hispida Orlando Mistretta 1994-3-30 964 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  UC24337  Phacelia davidsonii H. M. Hall Jun 3 1900-Jun 6 1900 Los Angeles Swarthout Canyon` San Antonio Mountains 1889 Comment
  RSA595459  Phacelia distans Tim S. Ross, Victor W. Steinmann 1995-5-8 8562 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UC1426009  Phacelia distans Donald R. Bissing 1973-6-2 126 Los Angeles along roadside 0.3 mi from canyon mouth; San Gabriel Mountains, Evey Canyon 719 Comment
  UCR223286  Phacelia distans R. G. Swinney 2009-5-13 10772 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
  SD41340  Phacelia douglasii var. douglasii Edith A. Purer 1931-3-16 1513 Los Angeles El Segundo Comment
  POM307119  Phacelia egena Henry J. Ramsey 1937-6-24 2051 Los Angeles Big Pines, Palmdale Road. Comment
  SFV21879  Phacelia fremontii L. L. Zung 2011-5-17 10 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  UC64058  Phacelia fremontii H. M. Hall Jun 3 1900-Jun 6 1900 1494 Los Angeles Swarthout Canyon San Antonio Mountains 2072 Comment
  POM300569  Phacelia grandiflora Lyman Benson 1959-6-3 15856 Los Angeles Little Dalton Canyon above Glendora. 366 Comment
  SBBG65324  Phacelia imbricata R. Hoffmann 1925-5-16 Los Angeles E Bouquet Cyn Comment
  RSA428005  Phacelia imbricata subsp. imbricata I. M. Johnston 1917-7-1 1443 Los Angeles San Antonio Mountains. Browns Flats. 1311 Comment
  UC191994  Phacelia lemmonii Samuel B. Parish June 1887 1880 Los Angeles Rock Creek Comment
  RSA75933  Phacelia longipes F. W. Peirson 1927-5-21 3618 Los Angeles near falls in Fish canyon 610 Comment
  UCR192933  Phacelia longipes Dan S. Cooper 2008-4-12 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., along Coldwater Canyon in Sherman Oaks, near hairpin turn c. 1 km south of Ventura Blvd. 242 Comment
  RSA428064  Phacelia minor Howard Mullins 1931-4-15 s.n. Los Angeles Griffith Park Comment
  RSA651302  Phacelia minor Lori Ackerman, Gerald Braden 1988-4-22 2 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA669705  Phacelia minor LeRoy Gross 2002-2-24 483 Los Angeles Northwest side; Entered at the corners of Ledge Ave. & Tuxford St. off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek 305 Comment
  SEINET5518993  Phacelia minor G. B. Grant 1903-1 965 Los Angeles Mt. Lowe Comment
  RSA0113226  Phacelia mohavensis R. G. Swinney 2010-9-30 13912 Los Angeles San Gabriel Mountains; 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  RSA0021292  Phacelia ramosissima Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5087 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCSC003636  Phacelia ramosissima Peter Kamb 1947-6-11 596 Los Angeles Eaton Wash, East of Pasadena. 267 Comment
  RSA428165  Phacelia ramosissima var. austrolitoralis R. Bardell s.n. Los Angeles El Segundo. Comment
  SDSU21058  Phacelia ramosissima var. subglabra Ian Cain, Ryan Gilmore 2010-6-3 1419 Los Angeles Angeles National Forest, San Gabrial Mountains. Roughly 2.49km east of Mount Gleason summit 1730 Comment
  POM213280  Phacelia tanacetifolia P. A. Munz 1935-4-1 13596 Los Angeles 25 miles NW of Adelanto, Western Mojave Desert Comment
  LA81959  Phacelia viscida O. H. Kappler; 1941-4-9 191 Los Angeles Santa Monica Mountains, Carbon Canyon, N of Pacific Coast Hwy 101, N of road Comment
  UC1872955 Image available Phacelia viscida John Knapp and Denise Knapp 2003-4-13 19 Los Angeles Catalina Island; 3687871.928N x 377624.177E Comment
  CATA1757  Phalaris aquatica Mark L. Hoefs, Steven A. Junak, J. Travis Columbus 2001-5-25 3199 Los Angeles Santa Catalina Island: Upper Bulrush Canyon, below 2nd reservoir 304 Comment
  POM50687  Phalaris minor Le Roy Abrams 1901-04 1460 Los Angeles Inglewood Comment
  RSA729650  Phlox diffusa R. G. Swinney 1998-7-2 6248 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA0044609  Phlox gracilis A. C. Sanders 2007-4-19 33422 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  RSA435574  Pholisma arenarium Frances L. Cramer 1934-5-18 18840 Los Angeles El Segundo. Comment
  CATA3388  Pholistoma auritum Peter J. Dixon 2017-3-24 078 Los Angeles Santa Catalina Island: Lower Cottonwood Cyn, roadside 210 m south of Cottonwood Beach 55 Comment
  RSA75800  Pholistoma auritum var. auritum F. W. Peirson 1923-5-21 3521 Los Angeles South face of San Gabriel Mountains. Fish Canyon. 793 Comment
  RSA187969  Pholistoma racemosum Robert F. Thorne 1966-4-4 35782 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove. 30 Comment
  SBBG32138  Pholistoma racemosum R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -306 Los Angeles Descanso Cyn 213 Comment
  CATA2842  Pholistoma racemosum M. B. Dunkle 1939-4-6 7309 Los Angeles San Clemente Island: Mosquito Harbor 0 Comment
  RSA698141  Phoradendron densum J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon 1829 Comment
Read comments
Jun 10 2012
  CAS-BOT-BC141141  Phoradendron serotinum subsp. macrophyllum Thompson 1919-12-1 s.n. Los Angeles Noble Ranch, Valyermo Comment
  POM156189  Phyla lanceolata L. R. Abrams 1902-6-12 2527 Los Angeles Ballona Creek, near Mesmer. Comment
  UC56840  Phyla lanceolata Ernest Braunton 1902-6-8 447 Los Angeles Ballona Comment
  RSA434513  Phyla nodiflora Helen H. Smith 1936-7-30 19393 Los Angeles 2623 1/2 Ellendale Pl. Los Angeles. Comment
  SEINET3894646  Phyllospadix torreyi F. R. Fosberg 1931-5-16 S 4877 Los Angeles Little Harbor. Santa Catalina Island.; 0 2 Comment
  RSA682956  Phyllospadix torreyi E. Yale Dawson 1957-10-8 17780 Los Angeles Lunada Bay, Los Angeles Co, Comment
  UCD126737  Physalis acutifolia Eldon Paddock 1951-8-1 s.n. Los Angeles S. P. tracks, 0.1 mile east of Shoemaker Road, 2 miles east of Norwalk. Comment
  RSA155737B  Pickeringia montana Peter H. Raven 1962-5-1 17508 Los Angeles Saddle Peak Road 0.9 miles above Stuntz Canyon Road 671 Comment
  RSA595013  Picris echioides Mark Hoefs, R. F. Thorne 1995-7-26 2451 Los Angeles Middle Canyon, 171 Comment
  CHSC26130  Pinus contorta subsp. murrayana B. Prigge 1970-4-12 109 Los Angeles 18 air minles north of San Dimas, 1 mile S of Dawson Saddle on State Hwy 2; San Gabriel Mountains. 2743 Comment
  UC1134083  Pinus flexilis H. A. Jensen 1933-6-1 311 Los Angeles Mt. Baden-Powell (North Baldy); Angeles National Forest, Rock Creek Quadrangle, Mt. Baden-Po 2834 Comment
  RSA522981  Pinus halepensis T. S. Ross, Orlando Mistretta 1990-10-24 3287 Los Angeles San Gabriel Mountains: Cape Horn Management Area, Angeles National Forest. Ca 1/4 air-mile SSW of Camp Oak Grove along Upper Monroe Road. 524 Comment
  RSA0038706  Pinus jeffreyi R. G. Swinney 2010-9-7 13717 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  CAS-BOT-BC78865  Pinus monophylla Geo. B. Grant 1904-6-26 5315 Los Angeles Mt. Lome 1828 Comment
  RSA0108886  Pinus monophylla R. G. Swinney 2010-5-21 12879 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA384368  Pinus monophylla L. E. Hoffman 1931-11-9 s.n. Los Angeles Upper Big Rock Creek Comment
  RSA613159  Pinus monophylla L. C. Wheeler 1932-2-22 1477 Los Angeles In arid canyon, Little Rock Creek, San Gabriel Mts. 1067 Comment
  RSA86363  Pinus monophylla F. W. Peirson 1919-6-15 2328 Los Angeles Rock Creek 1250 Comment
  UC1134118  Pinus ponderosa A. D. Gifford 1935-4-2 550 Los Angeles 1 mi nw. Sawmill Peak; Tejon Quad., Los Angeles National Forest 1584 Comment
  CDA29521  Piptatherum miliaceum Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  RSA611524  Piptatherum miliaceum L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: Mouth of Roberts Canyon, San Gabriel Canyon, on west side of Roberts Canyon. 251 Comment
  RSA647863  Piptatherum miliaceum LeRoy Gross, Laura Moore 2000-6-5 214 Los Angeles Verdugo Mountains: Brand Canyon, a short distance above the cemetery 350 Comment
  CATA3414  Pittosporum undulatum Ben Dion, Julia A. Parish 2017-2-9 012 Los Angeles Santa Catalina Island: Interior; Quail Valley, 25 meters west of main driveway entrance 160 Comment
  RSA675008  Pittosporum undulatum LeRoy Gross 2003-2-22 748 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  UCR91396  Pityrogramma triangularis Scott D. White 1995-3-14 2546 Los Angeles San Gabriel Mtns., San Dimas Canyon Rd, along creek above San Dimas Reservoir. 457 Comment
  UCR84382  Plagiobothrys acanthocarpus T. S. Ross 1993-4-22 6895 Los Angeles Santa Catalina Island, SW part of the island, SE slope of the 1528-foot peak (not far below its summit), 1200 m ESE of the summit of Cactus Peak (1560 ft.). 456 Comment
  IRVC26446  Plagiobothrys arizonicus A. C. Sanders, Mark Elvin, et al. 2003-3-4 25704 Los Angeles Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  SBBG6328  Plagiobothrys arizonicus H. and M. Dearing 1935-4-13 Los Angeles Bouquet Cyn Comment
  RSA0065363  Plagiobothrys canescens Lint, Dunn 1948-3-10 305 Los Angeles Bonita and Irwindale, Irwindale. Comment
  RSA190951  Plagiobothrys collinus var. gracilis R. F. Thorne, P. Everett 1965-6-24 35024 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
  UCR192188  Plagiobothrys leptocladus A. C. Sanders 2008-4-10 34794 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 0.85 mile SSW of Neenach School, along dirt track beside old fence line 938 Comment
  UCR48866  Plagiobothrys nothofulvus Steve Morgan 1974-4-18 34 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy at Dry Canyon Road 290 Comment
  RSA401969B  Plantago erecta F. R. Fosberg 1931-5-2 S- 4948 Los Angeles Parsons Landing, Santa Catalina Island 5 Comment
  RSA618727  Plantago erecta Scott D. White 1998-5-19 6516 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA654226  Plantago erecta Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 942 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 655 Comment
  RSA251516  Plantago erecta Robert F. Thorne 1973-4-11 42791 Los Angeles San Clemente Island, plateau in Middle Ranch area at head of Middle Ranch Canyon 427 Comment
  RSA401946  Plantago erecta Anstruther Davidson 1890-05 s.n. Los Angeles [No location data on label] Comment
  SD234976  Plantago indica Kai T. Palenscar 2008-7-25 Los Angeles Southern Coast; San Gabriel Valley: city of Whittier, Whittier Narrows, south of Hwy 60 and west of Hwy 605, on the west side of Rosemead just after crossing the San Gabriel River (El Monte 7.5' Q) 59 Comment
  UC28015  Plantago major J. Burtt Davy Oct 1896 2876 Los Angeles Pomona Comment
  SD66882  Plantago ovata R. Mitchel Beauchamp 1967-3-19 329 Los Angeles San Clemente Island, justbehind the beach at West Cove. Comment
  RSA228900  Platanthera sparsiflora Robert F. Thorne 1971-8-25 41297 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  CAS-BOT-BC93174  Platanus racemosa Geo. B. Grant 1898-4-4 s.n. Los Angeles Pasadena. Comment
  POM427  Platystemon californicus P. A. Munz 1918-4-11 2037 Los Angeles Lone Hill near Glendora. Comment
  RSA445693  Platystemon californicus Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles Near Pasadena. Comment
  RSA0119032  Plectritis ciliosa A. C. Sanders, T. B. Salvato 2007-4-24 33496 Los Angeles Tehachapi Mountains: hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant. 1082 Comment
  RSA0086778  Pluchea odorata R. G. Swinney 1967-6-25 14059 Los Angeles Glendora Wilderness Park, Big Dalton Canyon. 335 Comment
  CAS-BOT-BC326615  Pluchea sericea Geo. B. Grant 1901-4-9 s.n. Los Angeles East beach, Avalon Comment
  RSA0116199  Poa Steven A. Junak 2000-4-15 SCa- 1206 Los Angeles Santa Catalina Island. On W side of road to Lone Tree, ca. 0.1 mi. from junction w/ Divide Road. 479 Comment
  RSA658485  Poa annua Patricia Kouo 1994-4-27 944199 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  SBBG112813  Poa annua S. A. Junak 1998-4-5 SCa 543 Los Angeles upper portion of rd to Toyon Bay, 0.2 mi from intersection with Airport Rd 411 Comment
  UCR193161  Poa annua R. G. Swinney 1998-7-10 6414 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  RSA258430  Poa annua C. W. Tilforth 1972-4-14 483 Los Angeles Common in all areas of the garden where moisture is adequate Comment
  POM115021  Poa secunda George B. Grant 1905-4-4 1016 -6463 Los Angeles Pasadena. Comment
  SBBG56797  Poa secunda subsp. secunda R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  RSA477714  Polycarpon depressum L. C. Wheeler 1934-3-29 2481 Los Angeles Sepulveda Canyon, Santa Monica Mountains. 183 Comment
  SD91995  Polygonum argyrocoleon Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-25 22702 Los Angeles sandy flat, NW end of San Clemente Island 4 Comment
  SFV22117  Polygonum aviculare J. M. Keefe 2001-1-19 30899 Los Angeles Los Angeles Basin Los Angeles, Highland Park. Across street from 1871 Upperton Avenue, at intersection with Upperton Place. South-facing slope on north side of street in pass in ridge between Eagle Rock Valley and York Valley. 262 Comment
  RSA464423  Polygonum aviculare subsp. aviculare I. M. Johnston 1917-4-11 s.n. Los Angeles Gardena 16 Comment
  RSA33479  Polygonum aviculare subsp. aviculare Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  SD181380  Polygonum aviculare subsp. depressum Louis C. Wheeler 1973-6-8 Los Angeles Los Angeles, SE of Alameda St. & San Diego (405) Fwy, between Sepulveda Blvd. & 233rd St, L.A. Harbor Dept., Classification Yard, E of Dominguez Flood Control Channel Comment
  RSA680547  Polygonum lapathifolium Scott D. White, Michael Honer 2003-6-23 9582 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  UCR147674  Polygonum orientale L. C. Wheeler 1966-5-7 s.n. Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo, south El Monte 63 Comment
  CAS-BOT-BC71889  Polypodium californicum John Thomas Howell 1928-2-9 3331 Los Angeles Santa Anita Canyon, San Gabriel Mts. Comment
  POM155854  Polypodium californicum M. B. Dunkle 1928-4-11 1844 Los Angeles Emerald Bay, Santa Catalina Island. 15 Comment
  POM244934  Polypodium californicum F. R. Fosberg 1931-4-13 R 87 Los Angeles Santa Catalina Island. Pebble Beach Canyon, right fork. 75 Comment
  POM276873  Polypodium californicum Lyman Benson 1945-2-16 11605 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  UCSB62444  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill, San Dimas Comment
  POM12210  Polypodium californicum M. L. Kendall 1921-2-11 56 Los Angeles Fish Canyon. Comment
  POM12481  Polypodium californicum M. L. Kendall 1921-3-19 62 Los Angeles Puddingstone Canyon, San Dimas Comment
  POM909  Polypodium californicum George B. Grant, Walter Wheeler 1026 Los Angeles Santa Catalina Island. Pacific Ocean, off southern California. Comment
  UCSB62362  Polypodium californicum Kiefer, Lawrence 1967-4-2 Los Angeles San Gabriel Mtns., N of Altadena, Eaton Canyon, ca. 1/4mi from mouth 457 Comment
  CAS-BOT-BC232403  Polypogon monspeliensis Ernest C. Twisselmann 1964-5-7 9393 Los Angeles Mojave Desert. Avenue E, 0.5 mile E of Highway US 6, Rosamund region 617 Comment
  CATA826  Polypogon monspeliensis Mark L. Hoefs 1991-6-17 1418 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon 329 Comment
  RSA596986  Polypogon viridis Steve Boyd, Lauren Raz 1996-9-24 8960 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  RSA603671  Polypogon viridis L. C. Wheeler 1934-5-1 2579 Los Angeles La Verne 305 Comment
  UCD91456  Polypogon viridis P. C. Everett; E. K. Balls 1960-5-30 24133 Los Angeles San Gabriel Canyon, 2.5 mile from Azusa. 243 Comment
  RSA802444  Polystichum scopulinum Orlando Mistretta, Cher Batchelor 2011-7-27 6000 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  CAS-BOT-BC410010  Populus X parryi Carl B. Wolf 1932-5-12 3603 Los Angeles Santa Catalina Island, Cottonwood Canyon at bridge on Isthmus Road 15 Comment
  CHSC35486  Populus fremontii James Henrickson 1974-2-24 5 Los Angeles Santa Catalina Island, at the lowest part of Cottonwood Canyon where road crosses canyon mouth. 12 Comment
  OBI71042  Populus fremontii Larry Kelly, David J. Keil 1988-4-16 36 Los Angeles Little rock Campground Comment
  RSA158011  Populus trichocarpa M. B. Dunkle 1928-3-31 1804 Los Angeles Cottonwood Canyon, Santa Catalina Island. 122 Comment
Read comments
Aug 27 2010
  CAS-BOT-BC453949  Potamogeton pectinatus J. Ewan 1931-10-24 5376 Los Angeles Malibu Lake, Santa Monica Mts. 304 Comment
  CATA366  Primula clevelandii var. insularis Mark L. Hoefs 1974-3-28 415 Los Angeles Santa Catalina Island: Ridge above and north of upper Bulrush Canyon, northwest exposure 335 Comment
  SBBG33328  Prosopis glandulosa var. torreyana A. D. E. Elmer -Jun-1902 Los Angeles Lancaster Comment
  CAS-BOT-BC158282  Prunus fasciculata var. fasciculata Wesley O. Griesel 1961-5-13 s.n. Los Angeles State highway #2 between Wrightwood and Big Pines, San Gabriel Mts. 1828 Comment
  CAS-BOT-BC158285  Prunus fasciculata var. fasciculata Le Roy Abrams; E. A. McGregor 1908-7-2 525 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  RSA599581  Prunus ilicifolia Steve D. Boyd, Lauren Raz 1997-3-25 9308 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  UCR270933  Prunus ilicifolia R. G. Swinney 2011-4-28 14540 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  RSA623945  Prunus ilicifolia subsp. ilicifolia Raymond J. Dobbs 1927-5-21 599 Los Angeles 1 1/2 mile below Switzer's old trail. San Gabriel Mountains. Comment
  SBBG121258  Prunus ilicifolia subsp. ilicifolia V. Soza, S. Deo, S. Dreher 2000-4-27 823 Los Angeles Stough Cyn, Stough Park, above parking lot SW of intersection of Walnut Ave and Lockheed View Drive, W of De Bell Municipal Golf Course 365 Comment
  UCR124741  Prunus virginiana var. demissa B. C. Templeton 1932-5-31 4851 Los Angeles San Gabriel Mtns., Vincent Gulch below Big Pines Park, Angeles National Forest 2160 Comment
  SBBG105382  Pseudognaphalium biolettii R. M. Beauchamp 1976-5-22 4121 Los Angeles N side of cyn, below Lemon Tank 313 Comment
  SBBG95426  Pseudognaphalium biolettii M. B. Dunkle 1932-5-29 2973 Los Angeles White's Landing Comment
  UC468781  Pseudognaphalium biolettii C. F. Millspaugh 1920-2-3 4648 Los Angeles Avalon Canyon Santa Catalina Island, Avalon Canyon Comment
  UCR270091  Pseudognaphalium biolettii R. G. Swinney 2011-3-22 14178 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  UCR97811  Pseudognaphalium biolettii Scott D. White 1997-3-12 4768 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  CAS-BOT-BC356714  Pseudognaphalium californicum Tim Ross; Steve Boyd 1994-5-25 7954 Los Angeles Liebre Mountains. Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit 1075 Comment
  UCR276970  Pseudognaphalium californicum R. G. Swinney 2010-6-1 13134 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  CAS-BOT-BC356722  Pseudognaphalium californicum A. J. McC. 1892-3-19 101 Los Angeles Pasadena Comment
  CAS-BOT-BC80068  Pseudotsuga macrocarpa Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  UCR186892  Psoralea californica A. C. Sanders 2006-4-14 32055 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UC1440255  Pteris vittata L. L. Kiefer 1967-4-1 3159 Los Angeles n of Pasadena (Pasadena Glen ca. 0.25 mi from end of rd); San Gabriel Mts 487 Comment
  UC586870  Pterospora andromedea Joseph Andorfer Ewan 1934-8-9 8413 Los Angeles Mount Williamson San Gabriel Mts. (near summit) 2438 Comment
  CAS-BOT-BC421201  Pterostegia drymarioides Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena Comment
  RSA732718  Pterostegia drymarioides A. C. Sanders 2003-4-29 26184 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  UCR219478  Pterostegia drymarioides R. G. Swinney 2009-3-19 10146 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  POM19210  Pterostegia drymarioides P. A. Munz 1923-4-8 6601 Los Angeles San Clemente Island: Wilson's [Wilson] Cove. Comment
  UC1583143  Punica granatum Tim Ross, Steve Boyd 1990-5-14 2460 Los Angeles Little Tujunga Canyon along Little Tujunga Road, Angeles Nat'l Forest, San Gabriel Mts Little Tujunga Canyon; San Gabriel Mts, Angeles Nat'l Forest, Tujunga Ranger Distri 463 Comment
  UCR197791  Purshia glandulosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 80 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  UCR182177  Quercus X grandidentata R. G. Swinney 1997-9-27 5882 Los Angeles San Gabriel Mountains, between Live Oak Canyon and Marshall Canyon, c. 0.25 mi. NW of Live Oak Canyon Dam 512 Comment
  UCR217142  Quercus agrifolia Jonas A. Winbolt, Rocky Brown 2010-8-20 003 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  UCSB27899  Quercus agrifolia R. Gill 1959-3-24 53 Los Angeles RIDGE ROUTE OAK FLAT GUARD STATION 822 Comment
  JEPS46156  Quercus berberidifolia C. Epling 1932-11-1 Los Angeles near Pacoima Canyon; Kagel Canyon Comment
  POM273499B  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  POM290511  Quercus berberidifolia Lyman Benson 1949-11-7 14284 Los Angeles 10 miles northwest of Big Pine. San Gabriel Mountains. Mojave Desert Drainage Area. 1753 Comment
  UCSB68634  Quercus berberidifolia Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 365 Comment
  LA46437  Quercus chrysolepis W. B. Welch; 1931-8-31 sn Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  UCSB33683  Quercus chrysolepis Miller, Brian 1960-7-13 Los Angeles Switzer's Inslet, San Gabriel Mountains 914 Comment
  SD1108  Quercus douglasii Fidella G. Woodcock Unknown Los Angeles Mt. Lowe, summit Comment
  SJSU643  Quercus dumosa F. R. Fosberg 1931-3-25 S 4358 Los Angeles Hamilton Canyon, Santa Catalina Island 79 Comment
  UC56659  Quercus dumosa Ernest Braunton Jun 1902 484 Los Angeles Griffith Park Cahuenga Hills Comment
  UCR209681  Quercus dumosa Dan S. Cooper 2009-1 209- 25 .1 Los Angeles Los Angeles Basin, Baldwin Hills just below new overlook site, south of Jefferson Blvd., CA State Parks property 122 Comment
  POM271868  Quercus durata var. gabrielensis Lyman Benson 1947-1-16 12280 Los Angeles Lightpost 51, El Pariso Dr. Ganesha Hills, Pomona 305 Comment
  RSA573413  Quercus durata var. gabrielensis Louis C. Wheeler 1931-11-13 357 Los Angeles Mouth of Liveoak Canyon 409 Comment
  RSA611101  Quercus durata var. gabrielensis Louis C. Wheeler 1936-1-19 4076 Los Angeles Monrovia: Edge of San Gabriel Mountains, just above Pottinger Sanitarium. 290 Comment
  SBBG125060  Quercus durata var. gabrielensis A. Parikh, N. Gale 2010-6-25 3364 Los Angeles Upper Van Tassel Cyn, 0.2 km SW of Mount Bliss 1080 Comment
  UCR105731  Quercus durata var. gabrielensis L. C. Wheeler 1936-1-19 4075 Los Angeles San Gabriel Mtns., Monrovia: edge of mountains, just above Pottinger Sanitarium. 290 Comment
  SBBG58947  Quercus engelmannii unknown 1928-8-26 Los Angeles Pasadena Comment
  UC1302365  Quercus engelmannii Robert F. Thorne and P. C. Everett 1964-2-7 33468 Los Angeles e end Santa Catalina Island (at lower end of Pebbly Beach Canyon); , Pebbly Beach Canyon 76 Comment
  UCSB34841  Quercus engelmannii Lloyd, Robert 1959-3-12 Los Angeles Near 1400 Rancho Road in Arcadia, Calif., Near foothills of the San Gabriel Mts. 171 Comment
  RSA782104  Quercus ilex A. C. Sanders, Dan S. Cooper 2010-4-30 38124 Los Angeles Madrona Marsh, Torrance 24 Comment
  RSA0073277  Quercus kelloggii Bonnie C. Templeton 1932-5-31 4843 Los Angeles Between Big Pines Camp and Jackson Lake, Angeles Natl. Forest. Comment
  CAS-BOT-BC61549  Quercus lobata Louis Wheeler 1933-8-5 2050 Los Angeles Encino, S side San Fernando Valley 228 Comment
  CATA70  Quercus pacifica Peter Henrikson 1987-4-13 53 Los Angeles Santa Catalina Island: Hermit Gulch 106 Comment
  POM243781  Quercus pacifica F. R. Fosberg 1931-5-6 S 4824 Los Angeles Cape Canyon, Santa Catalina Island. 280 Comment
  SBBG96531  Quercus pacifica M. C. Carroll 1990-9-30 3016 Los Angeles Santa Catalina Island Comment
  UCD14059  Quercus pacifica John M. Tucker 1992-4-1 s.n. Los Angeles California, Los Angeles Co.; Santa Catalina Island, bank above Cherry Valley Creek, roughly 1 1/2 mi. northwest of the isthmus, ca. 1/4 mi. above road, Comment
  UCR142716  Quercus pacifica M. B. Dunkle 1928-10-14 s.n. Los Angeles Channel Islands, Santa Catalina Island, Renton Mine Road 229 Comment
  RSA479365  Quercus tomentella Mark Hoefs 1974-10-3 578 Los Angeles Santa Catalina Island, ridge between Sweetwater Canyon and Cape Canyon on Sweetwater side 457 Comment
  UC205514  Quercus wislizeni Ivan Johnston 1927-11-1 Los Angeles mts above Claremont Comment
  RSA0038307  Quercus wislizeni Ivan Johnston 1916-11-27 s.n. Los Angeles Mts. above Claremont. 2133 Comment
  RSA0091318  Quercus wislizeni var. frutescens R. G. Swinney 2011-4-28 14543 Los Angeles north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  SFV905  Quercus wislizeni var. frutescens P. G. Kilburn 1958-9-19 876 Los Angeles Santa Susana Mountains Oat Mountain. 945 Comment
  UC54142  Rafinesquia californica H. M. Hall May 1902 3098 Los Angeles San Francisquito 457 Comment
Read comments
Jun 16 2009
  UCR152901  Rafinesquia californica A. C. Sanders, Helen Kennedy 2005-4-13 29412 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA482513  Rafinesquia californica Richard Noyes, Laurel Arnseth 1988-4-30 497 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA608387  Rafinesquia californica L. C. Wheeler 1933-7-4 1900 Los Angeles San Dimas Canyon, San Gabriel Mts 640 Comment
  CAS-BOT-BC379003  Ranunculus aquatilis var. diffusus Geo. B. Grant 1904-5-5 6113 Los Angeles Ballona Salt Marsh Comment
  RSA639696  Ranunculus californicus Scott D. White 1999-3-30 7212 Los Angeles Puente Hills: City of Rowland Heights, south of Pathfinder Rd. and west of 57 Freeway; near Bill Blevins Park. 213 Comment
  SD80169  Ranunculus californicus R. S. Woglum 1930-5-10 Los Angeles North Hollywood Comment
  CAS-BOT-BC378876  Ranunculus californicus var. californicus Geo. B. Grant 1902-6-1 1109 Los Angeles Lincoln Park Comment
  UCR280797  Rapistrum rugosum Jesse York 2017-7-18 s.n. Los Angeles Los Angeles Basin; San Fernando Valley, Sepulveda Dam, Van Nuys 210 Comment
  CAS-BOT-BC59943  Rhamnus crocea Alice Eastwood 1919-6-20 9059 Los Angeles Mt. Wilson. Comment
  LA207742  Rhamnus crocea Willis H. Wheeler; 1931-3-27 sn Los Angeles Live Oak Canyon W of La Verne 380 Comment
  POM2828  Rhamnus crocea P. A. Munz 1918-5-16 2246 Los Angeles Claremont. Comment
  POM296035  Rhamnus crocea Unspecified 1945-3-30 11652 Los Angeles Canyon at Padua Hills above Claremont. Pacific Slope drainage area, North slope. 549 Comment
  RSA549591  Rhamnus crocea Tim S. Ross 1992-4-27 6251 Los Angeles Claremont: S side of Indian Hill Mesa, SW of RSA ground. 393 Comment
  RSA724529  Rhamnus crocea K. Dobry 1991-6-13 d- 705 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  SBBG129219  Rhamnus crocea J. G. Jack 1907-7-12 Los Angeles Millard's Canon, Pasadena Comment
  UCR178582  Rhamnus crocea R. G. Swinney 1969-3-23 312 Los Angeles San Gabriel Valley, c. 300 yards north of Hwy 66 in Irwindale, c. 500 yards east of San Gabriel River channel 183 Comment
  UCR270650  Rhamnus ilicifolia R. G. Swinney 2011-11-1 15960 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  UCR271600  Rhamnus ilicifolia R. G. Swinney 2011-10-13 15791 Los Angeles San Gabriel Mountains, Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  CAS-BOT-BC59787  Rhamnus pirifolia Reid Moran 1941-2-24 608 Los Angeles Johnson's Valley, Santa catalina Island. Comment
  POM244778  Rhamnus pirifolia F. R. Fosberg 1931-3-18 S 4238 Los Angeles Hamilton Canyon. 10 Comment
  CAS-BOT-BC168134  Rhus aromatica J. Grinnell 1903-7-30 s.n. Los Angeles Arroyo Seco near Pasadena Comment
  LA200134  Rhus integrifolia Carl Epling; Lincoln Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  POM137321  Rhus integrifolia T. S. Brandegee 8833 Los Angeles San Clemente Island. Comment
  SDSU2180  Rhus integrifolia R. M. Beauchamp 1967-3-19 316 Los Angeles A shrub growing in field west of Wilson Cove area. San Clemente Island. Comment
Read comments
Oct 13 2011
  UCR125611  Rhus laurina A. C. Sanders 2003-5-22 26827 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
  UCR206516  Rhus laurina A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36946 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
  SEINET12235096  Rhus laurina J. F. Bright, Wyman, C. 1931-1 5474 Los Angeles near Pasadena Comment
  CAS-BOT-BC167938  Rhus ovata Ernest C. Twisselmann 1959-6-2 5334 Los Angeles Old Ridge Route, 4.6 miles south of Sandberg's Lodge 1127 Comment
  CAS-BOT-BC167955  Rhus ovata Tim Ross; Steve Boyd 1991-4-25 4576 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River 865 Comment
  RSA386384  Rhus ovata Fay A. MacFadden 1931-3-31 s.n. Los Angeles Tuna Canyon, Verdugo Hills, Canyon opposite Belmont Country Club Comment
  UCD116928  Rhus ovata R. Armacost 1961-3-13 s.n. Los Angeles Santa Monica City College Botanical Garden. Santa Monica. Comment
  SEINET12235108  Rhus ovata Unknown 1945-1 s.n. Los Angeles Eaton's Canyon, Pasadena Comment
  RSA764411  Rhus trilobata Justin M. Wood 2009-8-18 1256 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA403703  Rhus trilobata var. pilosissima I. W. Clokey, B. Templeton 1929-04 4451 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  RSA403714  Rhus trilobata var. pilosissima Fay A. MacFadden 1931-3-20 s.n. Los Angeles La Tuna Canyon. Comment
  HSC101380  Rhynchelytrum repens R. G. Swinney 2008-12-2 9924 Los Angeles San Gabriel Mtns.; Azusa, mouth of San Gabriel Canyon, 0.8 mi. north of Foothill Blvd. 195 Comment
  LA82096  Ribes aureum var. gracillimum O. H. Kappler; 1945-3-18 727 Los Angeles Santa Monica Mountains, Benedict Canyon, N of Beverly Hills Comment
  RSA476427  Ribes aureum var. gracillimum F. H. Elmore 1936-3-8 s.n. Los Angeles Santa Monica Mtns near Crater Camp. Comment
  UCR78123  Ribes aureum var. gracillimum Wandalee Thompson 1964-4-11 4 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  RSA98695  Ribes aureum var. gracillimum C. R. Quick 1931-2-14 47 Los Angeles Arcadia. Comment
  SEINET12219962  Ribes aureum var. gracillimum L. S. Rose 1934-1 34519 Los Angeles Monrovia Comment
  POM293808  Ribes californicum var. hesperium Lyman Benson 1945-1-20 11588 Los Angeles Lower reservoir, San Gabriel River Canyon, San Gabriel Mt 305 Comment
  RSA279116  Ribes californicum var. hesperium Robert F. Thorne 1971-3-18 41495 Los Angeles Cobal Canyon, c. 3 miles N of Claremont. 503 Comment
  CAS-BOT-BC108877  Ribes divaricatum var. parishii Frederick V. Coville 1925-4-18 171 Los Angeles Lexington Wash at El Monte. 91 Comment
  CAS-BOT-BC108878  Ribes divaricatum var. parishii Dr. A. Davidson 1891-1-1 s.n. Los Angeles At El Monte. Comment
  RSA0008290  Ribes divaricatum var. parishii Fredrick V. Coville, Rimo Bacigalupi 1925-4-18 171 Los Angeles Lexington Wash at El Monte. Comment
  RSA476173  Ribes indecorum Louis C. Wheeler 1932-2-28 450 Los Angeles Thompson Creek dam near Claremont. 502 Comment
  SEINET2473436 Image available Ribes indecorum Richard G. Swinney 2009-1 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
  LA200838  Ribes malvaceum Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA0097616  Ribes malvaceum var. viridifolium R. G. Swinney 2011-4-28 14538 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
  CAS-BOT-BC412  Ribes montigenum Alfred James McClatchie 1893-8-16 s.n. Los Angeles Summit of Mt. San Antonio 3048 Comment
  CAS-BOT-BC219180  Ribes nevadense G. B. Grant 1902-6-1 475 Los Angeles Summit, Mount Wilson Comment
  RSA0091137  Ribes nevadense R. G. Swinney 2011-8-17 15639 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA441465  Ribes nevadense H. E. Hasse, Anstruther Davidson 1906-6-5 1496 Los Angeles Big Rock Creek. Comment
  RSA729431  Ribes nevadense R. G. Swinney 1998-7-14 6424 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. 2195 Comment
  POM96335  Ribes quercetorum P. A. Munz 1926-4-4 s.n. Los Angeles 1 mile north of Elizabeth Lake. Comment
  RSA476280  Ribes speciosum Bonnie C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  RSA476299  Ribes speciosum Martha Hilend 1928-3-4 49 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  RSA652592  Ribes speciosum Allen A. Sanborn 1949-1-20 s.n. Los Angeles Puddingstone Res. 442 Comment
  POM9722  Ribes speciosum P. A. Munz 1921-2-26 4686 Los Angeles South Hills (San Jose Hills) 5 miles east of Brea Canyon. 305 Comment
  CATA3449  Ricinus communis Benjamin J. Dion, Stuart Olshevski, Tobias Nickel 2017-6-26 031 Los Angeles Santa Catalina Island: Channel Side; Emerald Bay, along drainage north of road 25 Comment
  RSA577358  Ricinus communis L. C. Wheeler 1936-6-6 4114 Los Angeles San Dimas Canyon, 1/4 mi. below west fork. 426 Comment
  RSA649800  Ricinus communis Matt Brooks 1988-5-12 70 Los Angeles Whittier, Turnbull Canyon Rd. 0.5 miles east of its intersection with Beverly Blvd. Comment
  UCR177219  Ricinus communis LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1030 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon 262 Comment
  UCR225777  Rigiopappus leptocladus Dave Silverman, Cindy Hopkins 2007-4-27 6772 Los Angeles Tejon Ranch, north of Oso Canyon, 2.8 km due west of CA Aqueduct, 1.3 km south of Kern Co. line, 1.4 km south of National Cement Plant 1062 Comment
  CATA215  Romneya coulteri Mark L. Hoefs 1973-4-27 200 Los Angeles Santa Catalina Island: Upper Avalon Canyon 100 Comment
  RSA431536  Rorippa curvisiliqua Anstruther Davidson 1893-8-13 s.n. Los Angeles Garvanza Comment
  UCR178896  Rorippa palustris R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon Debris Basin 335 Comment
  CAS-BOT-BC158816  Rubus ursinus P. A. Munz; L. Street; G. Williams 1919-4-5 2471 Los Angeles Puddingstone Canyon Comment
  RSA177861  Rubus ursinus Robert F. Thorne, Percy C. Everett 1965-5-12 34630 Los Angeles Santa Catalina Island, upper end of Middle Canyon. 305 Comment
  RSA648050  Rubus ursinus Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  CATA1133  Rumex conglomeratus Mark L. Hoefs 1995-5-23 2122 Los Angeles Santa Catalina Island: Middle Canyon at Thompson Reservoir 195 Comment
  RSA596814  Rumex crispus Tim S. Ross, J. Mark Porter 1995-5-4 8470 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UC72606  Rumex crispus J. Q. Adams 1905-1 19 Los Angeles Soldiers Home Comment
  OBI53679  Rumex crispus Vicki Arnold 1994-4-11 18 Los Angeles Pacific coast hwy at Malibu Cyn Rd at the SW corner 61 Comment
  CAS-BOT-BC433486  Rumex fueginus E. Bethel 1916-8-1 s.n. Los Angeles Long Beach Comment
  RSA0083014  Rumex hymenosepalus R. G. Swinney 2010-5-12 12768 Los Angeles 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
  CAS-BOT-BC433571  Rumex hymenosepalus Timothy S. Ross 1991-4-27 4687 Los Angeles Mojave Desert: Black Butte Basin Road at its intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters [buttes]. 960 Comment
  UCR126741  Rumex obtusifolius A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26223 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  UCR223329  Rumex salicifolius R. G. Swinney 2009-5-20 10833 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  RSA474864  Rumex salicifolius Louis C. Wheeler 1932-6-17 831 Los Angeles 1 mile west of Claremont 366 Comment
  POM2348  Rumex salicifolius var. salicifolius W. R. Dudley, F. H. Lamb 1896-6-8 4357 Los Angeles Kings Canyon, Liebre Mts. Comment
  UC1293673  Rupertia physodes P. C. Everett and E. K. Balls 1959-6-2 23823 Los Angeles 0.6 mi ne entrance to Stokes Canyon; Santa Monica Mountains 152 Comment
  RSA596175  Ruppia cirrhosa L. C. Wheeler 1946-8-28 6303 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  PASA1148  Salazaria mexicana Sally Ellis 1939-5-5 Los Angeles Mohave Desert Comment
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Nov 20 2014
  SFV15999  Salazaria mexicana D. C. Joyner, S. A. Call 1994-5-14 41 Los Angeles Mojave Desert Antelope Valley. Llano. Black Butte. 3 Sisters near junction of Highway 138 on Largo Vista Road. 1000 Comment
  SEINET10869900  Salazaria mexicana David B. Dunn 1947-4-16 Dunn 2946 Los Angeles 3 mi e and 2 mi s of palmdale. Station 13, 1 mi sw of from jct of lp and cut Off. Comment
  RSA478886  Salicornia virginica G. J. Hollenberg 1928-7-10 s.n. Los Angeles Venice, marsh back of sand dunes. Comment
  CAS-BOT-BC103167  Salix bonplandiana Carl W. Sharsmith 1932-1-17 11 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  CAS-BOT-BC103168  Salix bonplandiana Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km. north of Castaic 315 Comment
  POM360987  Salix exigua Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  LA52082  Salix exigua var. hindsiana Carl Hedin; J. A. Ewan 1932-4-22 7633 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, 0.4 km E of Radford Dr. 176 Comment
  UC492447  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7411 Los Angeles Castaic Creek below Castaic; San Gabriel Mts. 300 Comment
  RSA754087  Salix gooddingii Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1844 Los Angeles San Gabriel River near Rincon Ranger Station 445 Comment
  RSA597764  Salix laevigata Steve D. Boyd, Lauren Raz 1997-3-14 9186 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  LA208796  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-2-16 7660 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  RSA228862  Salix lasiolepis Robert F. Thorne 1971-6-26 39978 Los Angeles Angeles National Forest: Charlton Flats. 1646 Comment
  RSA729873  Salix lasiolepis R. G. Swinney 1999-5-22 7204 Los Angeles Le Montaine Canyon, c. 0.5 mi. south of Camp Junilee Rd. 1701 Comment
  UCR11996  Salix lasiolepis H. J. Thompson 1960-3-13 3015 Los Angeles Western Transverse Range; Santa Monica Mtns., Tuna Canyon, 16 [1.6?] miles north of Coast highway 76 Comment
  UCR125943  Salix lasiolepis A. C. Sanders, Mark Elvin 2002-6-19 25160 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
  RSA0030835  Salix lasiolepis Carl W. Sharsmith 1932-2-14 9 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  RSA0034690  Salix lasiolepis F. R. Fosberg 1932-1-26 7173 Los Angeles Between Calabasas and Agoura, In ravine beside road, at top of grade. 285 Comment
  SBBG57830  Salix lucida subsp. lasiandra C. W. Sharsmith 1932-1-17 8 Los Angeles lower San Gabriel Cyn; ca. 9.5 km above Azusa 300 Comment
  CAS-BOT-BC403754  Salpichroa origanifolia C. W. Tilforth 1969-9-10 235 Los Angeles Hillside east of Adm. Bldg., Rancho Santa Ana Botanic Garden, Claremont Comment
  UCR95241  Salsola gobicola L. C. Wheeler 1946-8-28 6279 Los Angeles San Gabriel Mtns., Mescal Creek, just about (S of) Appletree Flat 1884 Comment
  SBBG44384  Salsola tragus G. Sphon, D. Hearn 1956-5-30 9 Los Angeles Black Butte, Antelope Valley Comment
  SBBG58396  Saltugilia splendens R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  LA31080  Salvia apiana Harlan Lewis; 1957-5-25 sn Los Angeles Santa Monica Mountains, Topanga Canyon, New Topanga Rd, 4.8 mi N of Ferndale [Fernwood] Road 411 Comment
  RSA145144  Salvia apiana Alice Ann Webb 1961-2-9 770 Los Angeles Mills Ave and Base Line, SW corner, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 396 Comment
  RSA145221  Salvia apiana Alice Ann Webb 1961-2-9 767 Los Angeles Johnson's Pasture, Claremont, Mt. Range - San Gabriel. 457 Comment
  RSA401637B  Salvia apiana William Emboden 1970-6-12 34 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA584672  Salvia apiana Tim S. Ross, Annette H. Ross 1991-6-3 5552 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  POM49962  Salvia carduacea A. D. E. Elmer 1902-06 3594 Los Angeles Acton. Comment
  SEINET11196349  Salvia columbariae Unknown 2008-4-14 408 -03 Los Angeles Los Angeles County Comment
  UCR259666  Salvia columbariae R. G. Swinney 2010-3-30 12121 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
  RSA0110572  Salvia dorrii Richard G. Swinney 2011-4-19 14409 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA250614  Salvia dorrii var. pilosa Robert F. Thorne, J. P. Simon, J. Dourley, H. Caulfield 1970-5-1 39551 Los Angeles Ca. 3 mi S of Pearblossom near junction of Valyermo & Pearblossom roads 1159 Comment
  SBBG50950  Salvia dorrii var. pilosa J. Doty 1969-4-19 628 Los Angeles Godde Pass Rd, 0.9 mi S of its jct with Avenue N 883 Comment
  UCR280670  Salvia dorrii var. pilosa R. G. Swinney 2014-4-10 16049 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  POM188223  Salvia leucophylla C. Epling 1932-6-10 s.n. Los Angeles Santa Monica Mountains: Topanga Canyon. Comment
  SFV4233  Salvia leucophylla C. M. Wainwright 1967-4-25 s. n. Los Angeles Santa Monica Mountains Calabasas. Near junction of Dry Canyon-Cold Creek Road and Mulholland Highway. 381 Comment
  UCR131407  Salvia leucophylla Alison Lipman 1998-5-21 s.n. Los Angeles South Coastal Plains Region, Portuguese Canyon, Rancho Palos Verdes 305 Comment
  UCSB9283  Salvia leucophylla Haller, Norman 1953-5-7 Los Angeles 300 yds West of Beverly Glen Canyon; on Mulholland Dr; Santa Monica Mts Comment
  CAS-BOT-BC229933  Salvia mellifera Alice Eastwood 1906-6-6 120 Los Angeles Laurel Canyon Comment
  RSA226170  Salvia mellifera Gary D. Cromwell, David W. Wheat 1971-4-16 520 Los Angeles Lower Mystic Canyon, Angeles National Forest; 2 miles NE of Glendora. Comment
  RSA434121  Salvia mellifera E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA547801  Salvia mellifera Tim S. Ross, Peter Fritsch 1990-6-20 3601 Los Angeles San Gabriel Mountains: mouth of Burro Canyon near the confluence of the E and W Forks of the San Gabriel River; ranging from stream bottom to slopes. 445 Comment
  RSA647929  Salvia mellifera Michelle Manolovitz, Brian Manolovitz 1992-5-5 12 Los Angeles Santa Fe Dam, 15501 E. Arrow Hwy, Irwindale; 450 feet northwest of park office. Comment
  SEINET8018555  Salvia mellifera W. D. Billings 1951-6-18 2103 Los Angeles San Gabriel Range, hillside near Bigcone Spruces, Glendora Mt. Rd. 762 Comment
  UC1302313  Salvia mellifera Robert F. Thorne and P. C. Everett 1964-2-6 33436 Los Angeles central part Santa Catalina Island (above airport road) 457 Comment
  UCR172706  Salvia mellifera Jun Hu, Weena Sangkatavat 2000-4-22 03 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  UCR270105  Salvia mellifera R. G. Swinney 2011-3-17 14124 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UCR86848  Salvia mellifera Scott D. White 1995-4-27 2965 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  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
  SD12563  Salvia spathacea Edith A. Purer 1935-5-11 6572 Los Angeles Malibou Road Comment
  UC1124870  Salvia spathacea A. D. Gifford 1934-4-24 158 Los Angeles 1 mi w Castro Pk.; Triunfo Pass 731 Comment
  RSA657358  Sambucus mexicana L. Yamanaka 1979-6-5 106 Los Angeles 150 meters west of Glendale College Cafeteria located on corner of Verdugo Blvd. and Mountain Ave. Comment
  UCR40970  Sambucus mexicana A. C. Sanders 1985-7-25 5945 Los Angeles San Gabriel Mtns., along Hwy 2 at Buckhorn Flat Campground, c. 20 mi west of Wrightwood, below Mt. Waterman 2134 Comment
  CAS-BOT-BC238741  Sambucus nigra subsp. caerulea Alice Eastwood 1917-7-20 6471 Los Angeles Santa Catalina Island Comment
  CATA1150  Sambucus nigra subsp. caerulea Mark L. Hoefs 1995-5-23 2141 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  CATA2904  Sambucus nigra subsp. caerulea Sara L. Crockett, Michael Daligdig 1996-10-21 10 Los Angeles Santa Catalina Island: Descanso Beach Club 15 Comment
  OBI26305  Sambucus nigra subsp. caerulea Mark Schneider 1973-5-1 27 Los Angeles Mulholland hwy 1-1/2 mi past Stunt Rd. Comment
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May 8 2014
  UCD137226  Sambucus nigra subsp. caerulea Geoffrey Levin 1974-5-5 73 Los Angeles Wash (Blanchard Park), Pomona College in Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) Santa Ana River-Pacific Slope drainage area. 335 Comment
  UCR256264  Sambucus nigra subsp. caerulea R. G. Swinney 2010-10-13 14046 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  CATA583  Sanicula arguta Mark L. Hoefs 1991-4-7 1021 Los Angeles Santa Catalina Island: By main road south-east of Cottonwood Beach 131 Comment
  LA32915  Sanicula arguta Elizabeth Levine; 1949-3-30 Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  POM177953  Sanicula crassicaulis Joseph A. Ewan 1931-3-21 4064 Los Angeles Colony on moist slope under oaks at old ranch site, Los Flores Canyon. 457 Comment
  UCR204870  Sanicula crassicaulis R. G. Swinney 2005-4-23 8224 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi. north of north end of Rainbow Dr., west of and adjacent to West Bender Canyon 572 Comment
  RSA748363  Sanicula tuberosa Scott D. White, Justin M. Wood 2009-5-6 12661 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA5999  Satureja douglasii Carl B. Wolf 1932-10-5 4242 Los Angeles Santa Catalina Island. In ravine at junction of Isthmus road and road to Black Jack Peak. 244 Comment
  UCR9550  Satureja mimuloides Judy Owen 1970-7-23 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest 915 Comment
  RSA527686  Schedonorus arundinaceus Timothy S. Ross, Annette Ross 1991-6-3 5514 Los Angeles Elephant Hill; west Pomona. 250 Comment
  UCR252742  Schinus molle R. G. Swinney 2010-9-1 13659 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  SEINET3481095  Schinus molle Unknown 1939-7-4 178 Los Angeles Los Angeles, Los Angeles, convent street planting Comment
  CATA671  Schismus arabicus Mark L. Hoefs 1991-4-23 1160 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  SD223162  Schismus arabicus Robert F, Thorne, P. Everett 1965-5-10 34455 Los Angeles around Echo Lake, Santa Catalina Island 410 Comment
  RSA628878  Schismus barbatus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  UCD93261  Schismus barbatus Daryl Koutnik; Vickie Dawes 1978-4-20 387 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  RSA749659  Schoenoplectus acutus var. occidentalis R. G. Swinney 2005-8-5 8365 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1561 Comment
  UC1584239  Schoenoplectus acutus var. occidentalis Tim Ross, Steve Boyd 1990-6-6 2884 Los Angeles marshy portions at the n end Piru Pond; Liebre Mtn Quad., Los Padres National Forest, Piru Pond 644 Comment
  RSA92164  Scirpus acutus var. occidentalis F. W. Peirson 1918-4-28 1611 Los Angeles Southeast of El Monte. Comment
  SEINET3165079  Scirpus cernuus G. B. Grant 1904-6-10 1181 a-6274 Los Angeles at Ballona Marsh 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
  UC535523  Scrophularia californica Ira W. Clokey, B. Templeton July 1929 4573 Los Angeles Mandeville Canyon; Santa Monica Mts 300 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
  RSA155827  Scrophularia villosa Peter H. Raven 1962-5-21 17806 Los Angeles Santa Catalina Island, Camp Cactus Road just about[above?] turn to Camp Cactus, about 0.5 mile east of Carlos. Comment
  CHSC5106  Scutellaria siphocampyloides M. MacArthur 1967-7-16 91 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping to right at fork--left side of road. by intermittent stream bed, Angeles National Forest. 1584 Comment
  RSA549513  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd 1990-6-18 3467 Los Angeles San Gabriel Mountains: Angeles National Forest. Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1877 Comment
  UCR195292  Scutellaria tuberosa Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1186 Los Angeles Transverse Ranges: Verdugo Mountains Region, northwestern edge of Verdugo Mountains, north of La Tuna Canyon, southeast of Green Verdugo Reservoir 457 Comment
  SEINET3074315 Image available Selaginella bigelovii C. F. Shutts 1949-2-14 5 Los Angeles Little Dalton Canyon, San Gabriel Mountains. 430 Comment
  RSA0070065  Selaginella bigelovii Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 18 Los Angeles Deer Valley Trail. 41 Comment
  JEPS26956  Senecio astephanus Frank W. Peirson 1920-6-10 1432 Los Angeles near Inspiration Point (on Mt. Lowe); San Gabriel Mts., Mt. Lowe 1371 Comment
  UCR50733  Senecio breweri L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  CAS-BOT-BC363453  Senecio californicus Munz; Street; Williams 1919-3-15 2400 Los Angeles South Hills, Pomona Comment
  IRVC27788  Senecio flaccidus var. douglasii A. C. Sanders 2005-5-11 30175 Los Angeles Santa Clarita area, upper Plum Cyn along Plum Cyn Rd between crest and vernal pool on bench in mid cyn, NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 579 Comment
  POM305565  Senecio flaccidus var. douglasii Henry J. Ramsey, Ramsey 1940-9-12 788 Los Angeles San Gabriel Wash, between Monrovia and Irwindale Comment
  RSA472945  Senecio flaccidus var. douglasii Robert Gustafson 1978-6-21 1033 Los Angeles Hungry Valley, about 1/4 mile north of the Lane Ranch, near wire gate, about 3 miles south of Gorman 945 Comment
  UC1070147  Senecio flaccidus var. douglasii G. E. Sindel 1935-1-7 113 Los Angeles 5 1/2 mi ese Quail Lake; Tejon Quad., Angeles National Forest Comment
  UC1870279  Senecio flaccidus var. douglasii LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 279 Los Angeles Verdugo Mountains; Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. Near 34° 13' 14.7'' N 118° 18' 32'' W. Elev. 2000 Feet. 609 Comment
  SEINET7025214  Senecio flaccidus var. douglasii S. D. Gaimari 1994-6-29 s.n. Los Angeles Las Crescenta; 2 kilometers up Eagle Canyon, on south base of Mount Lukens. Comment
  SEINET11805353  Senecio flaccidus var. monoensis R. A. Schlising 1971-1 3003 Los Angeles Lopez Canyon, N of Pacoima Comment
  UC306327  Senecio lyonii George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 6134 1193 a Los Angeles Santa Catalina Island Comment
  UCR91518  Senecio mikanioides Scott D. White 1995-2-11 2537 Los Angeles San Gabriel Mtns., N end of San Dimas Reservoir, directly across road from U.S. Forest Service San Dimas Station 457 Comment
  CATA3038  Senecio vulgaris Amy Catalano 2016-3-18 046 Los Angeles Santa Catalina Island: On west side ca. 0.75 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road, about 150 meters off road 265 Comment
  UCR219554  Senecio vulgaris R. G. Swinney 2009-3-28 10215 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  CDA7659  Senecio vulgaris L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains, ridge east of Ham Canyon. Comment
  JEPS37247  Senecio vulgaris F. W. Peirson 1918-10-21 290 Los Angeles Opids Camp San Gabriel Mts., West Fork San Gabriel River 1219 Comment
  LA210264  Senna didymobotrya Arthur C. Gibson; 2005-6-24 5125 Los Angeles Santa Monica Mountains, in vicinity of Malibu Civic Center Comment
  UCR277398  Sequoia sempervirens R. G. Swinney 2010-8-23 13584 Los Angeles San Gabriel Mountains, Winter Creek Canyon (Winter Cr. Trail) c. 200 m upstream from confluence with Big Santa Anita Cyn. (Santa Anita Canyon Ave./Gabrieleno Trail), at mouth of man-made tunnel on west side of stream 573 Comment
  CAS-BOT-BC240233  Setaria viridis Ralph Hoffmann 1929-10-27 s.n. Los Angeles Field, 5 miles n. of Saugus Comment
  RSA447540  Sherardia arvensis Geo. L. Moxley 1915-3-31 300 Los Angeles Near Los Angeles. Comment
  CAS-BOT-BC434371  Sidotheca trilobata Steve Boyd; Timothy S. Ross; Laura Moore; Valerie Soza 1997-7-8 10004 Los Angeles Liebre Mountains Region: Saddle between Sawmill Mountain and Liebre Mountain, at the head of the north fork of Fish Canyon. 1456 Comment
  SD186159  Silene antirrhina A. C. Sanders, Helen Kennedy 2005-4-13 29420 Los Angeles Santa Clarita area, lower Mint Canyon at Mint Canyon. 456 Comment
  RSA477831  Silene antirrhina L. C. Wheeler 1934-5-10 2581 Los Angeles Claremont. 366 Comment
  CATA379  Silene gallica Mark L. Hoefs 1974-4-30 437 Los Angeles Santa Catalina Island: Hermit's Gulch, by trail 91 Comment
  RSA477859  Silene gallica George B. Grant 1905-4-2 s.n. Los Angeles Pasadena. Comment
  RSA592483  Silene gallica Mark L. Hoefs, Doug Propst 1973-3-14 113 Los Angeles Santa Catalina Island. Between Moonstone and White s Cove 61 Comment
  CAS-BOT-BC387016  Silene gallica Carl B. Wolf 1932-5-11 3545 Los Angeles Santa Catalina Island; W side of Isthmus Harbor 30 Comment
  RSA0073122  Silene gallica Mark L. Hoefs 1995-5-16 2032 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors. 104 Comment
  SFV15502  Silene laciniata subsp. laciniata E. J. Spencer 1992-4-29 14 Los Angeles San Gabriel Mountains Ruby Canyon, east of Lake Hughes Road, 12.4 miles from I-5. 549 Comment
  POM151361  Silene laciniata subsp. major C. F. Baker 1904-5-6 4742 Los Angeles Hills near Pomona Comment
  RSA598081  Silene lemmonii Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3776 Los Angeles Easterly and southeasterly slopes to the SW of Crystal Lake. 1726 Comment
  CAS-BOT-BC389569  Silene parishii Wesley Griesel 1962-9-14 740 Los Angeles Near Buckhorn Camp, San Gabriel Mts. 2072 Comment
  SBBG71669  Silene verecunda V. Duran 1933-7-24 3530 Los Angeles Buckhorn 1981 Comment
  RSA587039  Silene verecunda subsp. platyota Orlando Mistretta, Mark Elvin 1995-5-10 1698 B Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork. 1540 Comment
  RSA65839  Sisymbrium altissimum F. W. Peirson 1921-5-18 5330 Los Angeles One mile south of Saugus. Comment
  UCR252770  Sisymbrium irio R. G. Swinney 2010-3-10 11791 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  CAS-BOT-BC75314  Sisymbrium officinale Robert F. Thorne; M. Z. Thorne 1967-6-25 37113 Los Angeles San Gabriel Mountains. Evey Canyon. 716 Comment
  RSA0062524  Sisymbrium orientale R. G. Swinney 2010-4-20 12301 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  CATA387  Sisyrinchium bellum Mark L. Hoefs 1974-5-2 451 Los Angeles Santa Catalina Island: Above Parsons' Landing 60 Comment
  RSA0081624  Solanum douglasii R. G. Swinney 2010-8-30 13632 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA0083083  Solanum douglasii R. G. Swinney 2010-3-22 12032 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  POM8503  Solanum douglasii Philip A. Munz, R. D. Harwood 1920-5-13 3935 Los Angeles Cold Water canyon. 305 Comment
  RSA658408  Solanum douglasii Erinn Wilson 1996-4-26 4 Los Angeles G Canyon on Cal Poly Campus Pomona. Comment
  CAS-BOT-BC154725  Solanum umbelliferum T. S. Ross; S. D. Boyd 1994-5-10 7718 Los Angeles Liebre Mountains. Warm Springs Canyon: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 682 Comment
  CAS-BOT-BC156795  Solanum umbelliferum T. S. Ross 1995-4-7 8370 Los Angeles Old Ridge Route: 2.9 road miles NNW of its intersection with Templin Highway; ca. 1840 m WNW of the confluence of Castaic Creek and Fish Canyon 945 Comment
  SEINET3077694 Image available Solanum umbelliferum Francis Miller 1964-4-11 M- 6420 Los Angeles S slopes of Mount Wilson, 3 mi up Orchard Camp Trail from Sierra Madre. 914 Comment
  UC76173  Solanum umbelliferum E. D. Palmer May 1904 Los Angeles Claremont Comment
  RSA427429  Solanum umbelliferum H. L. Bauer 1932-4-1 15383 Los Angeles Along road to Saddle Peak. Comment
  RSA580952  Solanum umbelliferum Catherine A. Mish 1995-2-17 3 Los Angeles Santa Monica Mtns, Hollywood Reservoir. 250 Comment
  RSA188298  Solanum wallacei Robert F. Thorne 1966-6-2 36520 Los Angeles Santa Catalina Island. In canyon leading to White's Landing, E of Black Jack Mountain. 91 Comment
  SEINET3162623  Solanum wallacei G. B. Grant, W. Wheeler 1904-1 sn Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  SEINET7262079 Image available Solanum wallacei E. J. Kraus 1924-7-15 s.n. Los Angeles Los Angeles Comment
  LA81981  Solanum xanti O. H. Kappler; 1943-4-18 366 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG70641  Solanum xanti R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  UC1929853  Solanum xanti Scott D. White, Michael Honer 2003-6-18 9564 Los Angeles LIEBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  RSA473605  Solidago californica Geo. L. Moxley 1913-9-1 185 Los Angeles Summit of Mt. Wilson. Comment
  RSA473688  Solidago confinis L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  SFV6723  Solidago velutina subsp. californica R. Johnson Oct 1974 s. n. Los Angeles San Gabriel Mountains Wilson Canyon. 610 Comment
  UC36213  Solidago velutina subsp. californica J. H. Barber 1897-9-29 286 Los Angeles Santa Monica Experimental Station Santa Monica, Santa Monica Experimental Station (Santa Monica, Southern California) Comment
  UCR270065  Sonchus asper R. G. Swinney 2010-5-12 12722 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 Comment
  UC1215152  Sonchus asper Peter H. Raven 1962-4-12 17336 Los Angeles narrow canyon s of canyon below the Tomb (w side San Clemente Island); w side San Clemente Island 274 Comment
  RSA250524  Sonchus asper subsp. asper R. F. Thorne, John Dourley 1967-10-10 37332 Los Angeles San Gabriel Mtns., Angeles National Forest: Jackson Lake. 1867 Comment
  UCD150976  Sonchus oleraceus D. S. Park 2010-4-29 62 Los Angeles Wildwood Canyon, roadside near first canyon entrance trailhead. 388 Comment
  UCR189736  Sonchus oleraceus R. G. Swinney 1998-7-10 6379 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
  CAS-BOT-BC374613  Sonchus oleraceus L. R. Abrams; I. L. Wiggins 1931-7-3 297 Los Angeles Channel Islands. Santa Barbara Island Comment
  SEINET10617738  Sonchus oleraceus David B. Dunn 1946-1 Dunn 2005 Los Angeles Weed in the yard at 316 N Ave. 50, Los Angeles. Comment
  RSA483170  Spartina foliosa Anstruther Davidson 1892-08 s.n. Los Angeles Long Beach Comment
  UCD108501  Spartium junceum Marc Meyer 1993-4-10 5 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  UCR259280  Spartium junceum R. G. Swinney 2010-6-4 12987 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
  POM339334  Spergularia macrotheca F. R. Fosberg, S. C. Rainey 1973-11-14 55230 Los Angeles San Clemente Island. Wilson s Cove, on roadside on grassy slope Comment
  RSA0098759  Spergularia macrotheca var. macrotheca Jon P. Rebman, Dunn 1996-4-29 3109 Los Angeles San Clemente Island. Eel Cove and Eel Cove Canyon on west side of island. 10 Comment
  CAS-BOT-BC390549  Spergularia platensis W. F. Parish 1891-6-1 s.n. Los Angeles Long Beach Comment
  UCR19007  Spergularia villosa John C. Roos 1950-4-1 4719 Los Angeles Los Angeles Basin Region, Los Angeles [West Los Angeles/ Westwood], hill just east of [Ralph Waldo] Emerson Junior High School [1650 Selby Ave.] 87 Comment
  UC18960  Sphaeralcea ambigua var. ambigua J. Burtt Davy May 9-24 1896 2585 Los Angeles near West Palmdale; Antelope Valley Comment
  JEPS76501  Sporobolus airoides L. R. Heckard with Maynard Moe 1977-4-2 4557 Los Angeles ca. 1/2 mi. e. of lake bed at s. tip of Rogers dry lake Edwards Air Force Base; , Rogers dry lake 728 Comment
  CAS-BOT-BC235459  Sporobolus indicus Peter H. Raven; Henry J. Thompson 1958-9-28 13729 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Near Ohio Street on Westwood Boulevard 68 Comment
  RSA447287  Stachys ajugoides Anstruther Davidson 1889-08 s.n. Los Angeles Los Angeles. Comment
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Oct 18 2017
  RSA547798  Stachys albens Tim S. Ross, Peter Fritsch 1990-6-20 3604 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA774054  Stachys albens R. G. Swinney 2009-6-12 11135 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  RSA226025  Stanleya pinnata var. pinnata R. F. Thorne, C. W. Tilforth 1971-6-29 40640 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  UC1408997  Stebbinsoseris heterocarpa Robert F. Thorne 1973-4-11 42788 Los Angeles plateau in Middle Ranch area at head Middle Ranch Canyon (San Clemente Island); , plateau in Middle Ranch area at head Mi 426 Comment
  POM187471  Stellaria graminea L. C. Wheeler 1933-6-21 1873 Los Angeles San Gabriel Mts [?] 107 Comment
  LA99307  Stellaria media Peter H. Raven; Henry J. Thompson 1959-9-6 14390 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth 12 Comment
  RSA678435  Stephanomeria blairii Mark A. Elvin, Orlando Mistretta 1996-3-24 129 Los Angeles San Clemente Island. 427 Comment
  RSA547486  Stephanomeria cichoriacea Timothy S. Ross, Orlando Mistretta 1992-7-24 6758 Los Angeles 86 degrees ENE, 1100 m distant from Strawberry Peak summit Comment
  UCR97082  Stephanomeria diegensis Scott D. White 1997-2-2 4659 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, south of San Dimas Ave, and east of the I-210 Freeway 305 Comment
  JEPS64629  Stephanomeria pauciflora Ernest C. Twisselmann 1970-9-8 17495 Los Angeles Highway 14 at Avenue A, Antelope Valley Mojave Desert, Antelope Valley 731 Comment
  SD239629  Stephanomeria virgata R. G. Swinney 2009-7-29 11436 Los Angeles Transverse Range; San Gabriel Mountains: Pacifico Mountain summit (Pacifico Mountain 7.5'Q) 2153 Comment
  UCSB9881  Stephanomeria virgata Wedberg, H. 1958-7-19 Los Angeles On Point Dume Comment
  LA211883  Stephanomeria virgata subsp. virgata Orlando Mistretta; 1990-7-2 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Bear Flat. 1746.0 Comment
  UCR193532  Stipa 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 1732