Search Results — 2000 specimen records retrieved (1552 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM310449  Abies concolor Margaret Hardinge 1945-10-14 118 Los Angeles San Antonio Canyon 1860 Comment
  UCR141149  Abies concolor June Latting 1973-6-24 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek site, Fenner Canyon, north side of mountains 1768 Comment
  UC1929504  Abronia maritima Mark Elvin, Michael Wall, Jennifer Stone 1996-8-8 324 Los Angeles Channel Islands; San Clemente Island: West dunes along road to S end of dunes next to ocean. Comment
  UCR138491  Abutilon theophrasti L. C. Wheeler 1976-8-2 s.n. Los Angeles Dominguez Hills, Del Amo Boulevard and Dominguez Avenue 9 Comment
  CDA34293  Acacia baileyana M. O'Brien 2006-11-12 MOB 06 -5 Los Angeles Santa Monica Mountains; Tapia County Park. Comment
  HSC87303  Acer macrophyllum Steve Boyd, T. S. Elias 1987-4-14 2032 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA0114708  Acer macrophyllum R. G. Swinney 2011-10-25 15869 Los Angeles San Gabriel Mountains; along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek. 1001 Comment
  RSA127782  Acer macrophyllum Peter H. Raven, Henry J. Thompson 1959-6-4 14352 Los Angeles Santa Monica Mountains. Topanga Canyon, in stream bottom. 1.1 miles north of United States Highway 101A. 91 Comment
  RSA658602  Acer macrophyllum Marianne Marshall 1981-5-29 17 Los Angeles Ca. Hwy 39, 6.5 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  RSA799902  Acer macrophyllum Michelle Terrazino, Monica Rodriguez, Naomi S. Fraga 2013-7-23 9 Los Angeles Glendora Ridge Road. 1312 Comment
  UCD117051  Acer macrophyllum Lionel A. Stange 1956-4-28 s.n. Los Angeles Topanga Canyon. Comment
Read comments
May 29 2014
  RSA0036748  Acer macrophyllum Patricia Kouo 1994-4-27 944072 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 south lake. Found on the north west side of the lake. Comment
  RSA794743  Achillea millefolium Jane Tirrell 2012-7-20 LS 0114 Los Angeles South side of California State Route 2 near mile marker 66.43. 2228 Comment
  RSA654323  Achillea millefolium Benjamen Rangel 1992-4-12 777 -10 Los Angeles At the water drainage by light post G-20 and Center Circle road at Cal Poly Pomona Univ. Comment
  RSA0025425  Achnatherum parishii subsp. parishii Duncan S. Bell, Caitlin Elam 2013-6-24 5242 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA755463  Achnatherum parishii subsp. parishii R. G. Swinney 2008-7-16 9258 Los Angeles Will Thrall Peak, west of Burkhart Saddle 2378 Comment
  RSA0013200  Achnatherum speciosum Orlando Mistretta, Christine Mistretta 2011-7-13 5935 Los Angeles Fall Creek Cyn near confluence with Big Tujunga Cyn, along Forest Road 3N27. 1005 Comment
  RSA597124  Achnatherum speciosum Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3710 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 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
  SBBG128427  Acmispon argophyllus var. argenteus M. L. Hoefs, R. Given 1992-4-16 1809 Los Angeles Wild Boar Gully 152 Comment
  UC1971154  Acmispon brachycarpus Louis C. Wheeler 1973-4-21 Los Angeles Foothills of Sa Gabriel Mountains: 2 miles northeast of Vincent. Comment
  RSA0117594  Acmispon glaber var. glaber A. C. Sanders 2008-4-17 34917 Los Angeles Transverse Range: 1.5 mile SW of Neenach School, c. 0.75 mi. SW of VABM Pine, south of peak 3413. 1012 Comment
  SEINET5327564  Acmispon strigosus var. strigosus G. B. Grant 717 Los Angeles Pasadena So. Cal. Comment
  LA33634  Acmispon wrangelianus Peter H. Raven; Henry J. Thompson 1959-5-5 14115 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  CATA1980  Acourtia microcephala F. R. Fosberg 1931-5-18 Los Angeles Santa Catalina Island: Cottonwood Canyon, near mouth 180 Comment
  RSA583023  Acourtia microcephala Tim Ross, Janet Takara, S. Otte 1993-4-24 6963 Los Angeles Santa Catalina Island. W end of island beyond the isthmus, lower Bouchette Canyon (draining northeastward to Johnsons Landing). 91 Comment
  RSA177873  Acourtia microcephala R. F. Thorne, P. Everett 1965-5-12 34597 Los Angeles Catalina Canyon, at upper end; Santa Catalina Island 244 Comment
  SD107826  Acourtia microcephala Mark Hoefs 1973-7-13 374 Los Angeles Middle Ranch Canyon, just above reservoir on northside of main road, Santa Catalin Island. Comment
  CAS-BOT-BC133172  Adenostoma fasciculatum A. J. Hill 1963-8-25 s.n. Los Angeles Topanga Canyon near intersection with Entrada Drive Comment
  RSA390572  Adenostoma fasciculatum Howard Mullins 1931-4-19 s.n. Los Angeles Hillside chaparral, Flintridge Comment
  SFV21013  Adenostoma fasciculatum L. Gross 2003-3-7 760 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Above road near top of ridge. 555 Comment
  UCR260788  Adenostoma fasciculatum R. G. Swinney 2010-8-9 13471 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  RSA0094373  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-5-31 14933 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA482530  Adenostoma fasciculatum var. fasciculatum Richard Noyes, L. Arnseth 1988-4-30 550 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  RSA592476  Adenostoma fasciculatum var. fasciculatum Mark Hoefs 1973-3-13 62 Los Angeles Santa Catalina Island. Upper Avalon Canyon, by water tank above Wrigley Memorial. 290 Comment
  RSA597138  Adenostoma fasciculatum var. fasciculatum Louis C. Wheeler 1961-6-9 7840 Los Angeles San Gabriel Mountains. Nameless gulch west of Lynx Gulch, off Big Tujunga Canyon. 1052 Comment
  SBBG12784  Adenostoma fasciculatum var. fasciculatum E. R. Blakley 1962-10-4 5399 Los Angeles Ironwood Gully, S of Catalina Harbor at the isthmus 198 Comment
  UCR86551  Adenostoma sparsifolium T. S. Ross 1991-9-2 5928 Los Angeles Western Transverse Range; Santa Monica Mtns., near Mulholland Hwy at Yerba Buena Rd 503 Comment
  RSA687677  Adiantum capillus-veneris H. H. Tracy s.n. Los Angeles Palmers Canyon, N of Claremont 457 Comment
Read comments
Apr 3 2011
  UCR108640  Adiantum capillus-veneris L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains, Fish Fork 1098 Comment
  LA3999  Adiantum jordanii Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  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
  CAS-BOT-BC202626  Aesculus californica Le Roy Abrams; E. A. McGregor 1908-6-19 330 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  UC284842  Aesculus californica P. A. Munz 1923-6-9 6939 Los Angeles Oakgrove Canyon; Liebre Mts. Comment
  CAS-BOT-BC29348  Ageratina adenophora Timothy S. Ross 1992-5-24 6405 Los Angeles Lower Brown's Gulch, just W of the San Gabriel Dam 463 Comment
  UCR207542  Ageratina adenophora O. F. Clarke 2004-4-27 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco near Pasadena Comment
  UCR258576  Ageratina adenophora R. G. Swinney 2010-4-23 12368 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA730718  Agoseris grandiflora R. G. Swinney 1997-6-13 5583 Los Angeles South of Pinon Hills, ridge NE of Table Mt. near LA Co. line. 1829 Comment
  UCR192042  Agoseris heterophylla A. C. Sanders 2008-4-17 34945 Los Angeles Transverse Range, hills 1.5 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 976 Comment
  RSA17062  Agoseris retrorsa C. B. Wolf 1936-5-27 s.n. Los Angeles Aliso Canyon to Buckhorn Flats Road, 3.6 mi. above Tie Camp Summit (1st summit) 1889 Comment
  RSA710600  Agoseris retrorsa R. K. Brummitt 1998-5-24 20016 Los Angeles San Gabriel Mountains, Cow Canyon, Glendora Ridge Road 1300 Comment
  CAS-BOT-BC127584  Agropyron cristatum Timothy S. Ross; Steve Boyd 1994-7-7 8145 Los Angeles Liebre Mountain. Upper west end of the mountain, ca. 100 m NNE of Sandberg Triangulation Point. 1629 Comment
  RSA596131  Agrostis exarata Timothy S. Ross, Steve Boyd 1995-6-28 8633 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  SBBG59479  Agrostis exarata M. N. Ackley -May-1928 38 Los Angeles Eagle Rock Comment
  UCR67066  Albizia lophantha Steve Morgan 1991-3-3 s.n. Los Angeles City of San Dimas, SW corner of San Dimas Avenue and Arrow Highway 283 Comment
  POM1638  Allium burlewii I. M. Johnston 1917-7-4 1484 Los Angeles head of San Antonio Canyon. 2439 Comment
  CHSC35417  Allium fimbriatum var. fimbriatum James Henrickson 1973-5-12 9596 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St. 1234 Comment
  LA33455  Allium haematochiton Henry J. Thompson; 1959-3-27 1882 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi. E of peak. 701 Comment
  SD69645  Allium peninsulare Robert F. Thorne 1966-4-4 35773 Los Angeles Santa Catalina Island, dry grassy west-facing slope, Blue Cavern Point, northeast of Isthmus Cove. 29 Comment
  UCR49208  Allophyllum divaricatum Kathy Harper 1987-5-2 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy, between Las Virgenes Valley Overlook [34 deg. 06' 07'N, 118 deg. 41' 37'W) and Yerba Buena Rd.; at Yerba Buena Road Comment
  UC535351  Allophyllum glutinosum Ira W. Clokey, B. Templeton Apr. 1929 4468 Los Angeles Mandeville Canyon Santa Monica Mts., Mandeville Canyon 425 Comment
  LA204072  Alnus rhombifolia Sponsler; February 1925 6315 Los Angeles San Gabriel Mountains, Baldy Comment
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Jan 20 2015
  UCR204024  Alnus rhombifolia R. G. Swinney 2001-9-15 8148 Los Angeles San Gabriel Mountains, Windy Spring, c. 0.3 mi northwest of Little Jimmy Campground on Pacific Crest Trail 2256 Comment
  UCSB1000  Alnus rhombifolia Wedberg, Lee 1954-5-14 Los Angeles Backyard, 2925 Kansas, Santa Monica Comment
Read comments
Dec 3 2014
  PASA2649  Alyssum maritimum Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  UC56561  Amaranthus albus Ernest Braunton Oct 1902 722 Los Angeles Vernon Los Angeles Comment
  POM307078  Amaranthus albus Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1928 Los Angeles Near Walnut, roadside. Comment
  RSA127813  Amaranthus retroflexus P. H. Raven, Henry J. Thompson 1959-9-18 s.n. Los Angeles Weed about plantings, campus of the University of California, West Los Angeles 130 Comment
  SBBG96843  Amblyopappus pusillus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4221 Los Angeles lower part of China Cyn Comment
  RSA0039054  Ambrosia acanthicarpa R. G. Swinney 2009-11-16 11624 Los Angeles 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  RSA0114714  Ambrosia acanthicarpa R. G. Swinney 2011-10-25 15889 Los Angeles San Gabriel Mountains; south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  CAS-BOT-BC42856  Ambrosia acanthicarpa C. W. Tilforth 1969-10-17 236 Los Angeles N of Rancho Santa Ana Bot. Garden Comment
  RSA526529  Ambrosia chamissonis Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4267 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. 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
  SBBG61686  Ambrosia salsola var. salsola R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  CAS-BOT-BC180641  Amorpha californica var. californica K. Kneen 1933-5-14 s.n. Los Angeles Topanga Canyon Comment
  UC1194960  Amsinckia intermedia Reid Moran 1959-3-9 7163 Los Angeles canyon 2 mi se of Eel Point; San Clemente Island 100 Comment
  RSA0079970  Amsinckia intermedia R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36756 Los Angeles In Bulrush Canyon, Santa Catalina Island. 244 Comment
  RSA499947  Amsinckia intermedia M. B. Dunkle 1939-11-25 7359 Los Angeles San Clemente Island: Eagle Canyon. Comment
  UC1199902  Amsinckia intermedia Robert Ornduff with R. L. Taylor 1960-3-18 6000 Los Angeles Pebbly Beach Canyon, near water purification station Pebbly Beach Canyon; Santa Catalina Island Comment
  RSA0089957  Amsinckia menziesii C. B. Wolf 1932-5-13 3622 Los Angeles Santa Catalina Island. Near largest reservoir, 3 1/2 mi. (by road) from Avalon on road to Isthmus. 365 Comment
  IRVC26441  Amsinckia menziesii var. intermedia A. C. Sanders, Mark Elvin, et al. 2003-3-4 25700 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
  POM9727  Amsinckia menziesii var. menziesii P. A. Munz 1921-3-2 4414 Los Angeles Claremont, Indian Hill Boulevard, one mile north of Claremont. 396 Comment
  SBBG89161  Amsinckia tessellata A. C. Sanders, E. J. Lawlor 1988-4-3 7744 Los Angeles 1 mi NW of Gorman on a gasline rd, 0.4 mi above the old hwy 1280 Comment
  UCR149998  Amsinckia tessellata Scott D. White 2004-5-5 10295 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  UC204674  Andropogon glomeratus var. pumilus Geo. L. Moxley 1917-9-3 632 Los Angeles San Gabriel Mts. Eaton Canyon; , Eaton Canyon Comment
  CAS-BOT-BC400316  Anemopsis californica Geo. B. Grant 1904-4-1 43 Los Angeles Redondo Comment
  CAS-BOT-BC400325  Anemopsis californica David B. Weissman 1971-6-16 75 Los Angeles Santa Catalina Island. Big Springs reservoir 289 Comment
  POM9877  Anemopsis californica I. M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez. Comment
  RSA608934  Anthemis cotula L. C. Wheeler 1931-5-6 s.n. Los Angeles San Dimas: Puddingstone. Comment
  CAS-BOT-BC84665  Anthemis cotula J. Ewan 1931-7-31 4771 Los Angeles Telegraph Road near Santa Fe Crossing, East Los Angeles Comment
  RSA416830  Anthemis cotula L. E. Hoffman s.n. Los Angeles Arroyo Seco Canyon. Comment
  JEPS83433  Antirrhinum coulterianum David M. Thompson 1983-5-14 309 Los Angeles hill directly across Sand Canyon Road from Live Oak Picnic Area (San Canyon Road); Mint Canyon Quad. (7.5', 1960) 640 Comment
  RSA598378  Antirrhinum coulterianum Louis C. Wheeler 1967-5-24 9761 Los Angeles Indian Canyon, near mouth 701 Comment
  SEINET12948067  Antirrhinum coulterianum G. B. Grant 1904-1 49 Los Angeles Covina. Comment
  POM125866  Antirrhinum kelloggii C. F. Baker 1904-4-22 4172 Los Angeles Monrovia. Comment
  RSA729329  Antirrhinum multiflorum R. G. Swinney, Dave Larson 1999-7-21 7571 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  SEINET13388994  Antirrhinum multiflorum G. B. Grant 1904-5-29 50 /6282 Los Angeles Covina. Comment
  SD115059  Aphyllon californicum subsp. feudgei W. P. Armstrong 1983-8-1 1158 Los Angeles San Gabriel Mountains; Blue Ridge Road 0.5 mile east of Guffy Campground. 2377 Comment
  RSA599702  Apiastrum angustifolium Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9451 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
  UCR126678  Apiastrum angustifolium A. C. Sanders, Mark A. Elvin 2003-4-16 26042 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 366 Comment
  JEPS16049  Apiastrum angustifolium Frank W. Peirson 1918-5-26 133 Los Angeles San Gabriel Mountains, Henniger Flats Henniger Flats; San Gabriel Mountains, Henniger Flats 868 Comment
  CDA5332  Apium graveolens T. C. Fuller 1961-5-11 7264 Los Angeles Northeast of Lemon Avenue & Vejar Road, Walnut. 0 Comment
  PASA2388  Aquilegia truncata Stason 1931-6-13 Los Angeles Chilao, San Gabriel Mts. Comment
  UCD170970  Arabis R. G. Swinney 2009-5-27 10870 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream. Comment
  UCR190544  Arabis R. G. Swinney 2000-6-19 7834 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR259103  Arabis John F. Emmel 1996-5-11 1397 Los Angeles Sierra Pelona, SSE of Bouquet Reservoir; along USFS Road 6N07, 1.2 road mi west of junction with USFS Road 6N08 1402 Comment
  UCR9219  Arabis sparsiflora D. H. Wilken 1965-3-27 147 Los Angeles San Gabriel Mtns., Elizabeth Lake Canyon, near Kleine Canyon [Angeles National Forest] 457 Comment
  UCR138504  Arabis sparsiflora var. arcuata L. C. Wheeler 1970-6-28 s.n. Los Angeles San Gabriel Mtns., Little Fish Fork, Fish Fork Camp 2012 Comment
  RSA470437  Aralia californica L. C. Wheeler 1931-8-5 s.n. Los Angeles San Dimas Canyon, San Gabriel Mts. 533 Comment
  UCR209140  Arceuthobium campylopodum R. G. Swinney 2008-6-17 9049 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
  CAS-BOT-BC102250  Arctium lappa Philip A. Munz 1950-8-10 15477 Los Angeles north end of Indian Hill Mesa, Claremont Comment
  RSA367372  Arctostaphylos glandulosa subsp. cushingiana L. C. Wheeler 1932-9-12 1378 Los Angeles W. of Hogback, San Antonio Canyon 1311 Comment
  RSA626829  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley 1978-9-4 7233 Los Angeles Mt. Gleason (Arc to study site). 2000 Comment
  RSA626835  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22124 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA629084  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20248 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  UC1120281  Arctostaphylos glandulosa subsp. glandulosa H. A. Jensen 1933-2-27 264 Los Angeles Mt. Wilson Angeles National Forest, Pasadena Quadrangle Comment
  RSA756138  Arctostaphylos glandulosa subsp. glaucomollis Orlando Mistretta, Christine Mistretta 2008-4-23 2522 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Structure 61 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1143 Comment
  CAS-BOT-BC23065  Arctostaphylos glandulosa subsp. mollis Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3829 Los Angeles San Gabriel Mountains; easterly and southeasterly slopes to the SW of Crystal Lake: USGS 7.5' Quad 1828 Comment
  RSA233781  Arctostaphylos glandulosa subsp. mollis R. F. Thorne, Larry E. DeBuhr 1972-8-18 42234 Los Angeles Charlton Flats Burn W. of Mt. Mooney 1645 Comment
  RSA626772  Arctostaphylos glandulosa subsp. mollis T. S. Ross, W. Appleby 1993-5-19 7169 Los Angeles Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road 951 Comment
  SFV6280  Arctostaphylos glandulosa subsp. mollis M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain along main ridge road. 1067 Comment
  RSA631693  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15734 Los Angeles Southwest of Bear Divide, off Little Tujunga Road. 950 Comment
  UCSB4736  Arctostaphylos glauca Wilson, Richard 1958-5-10 Los Angeles 6 miles N of Foothill Blvd. on Angeles Crest Highway, San Gabriel Highway 914 Comment
  RSA0087356  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15798 Los Angeles San Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  SEINET11984069  Arctostaphylos glauca D. P. Reagan 1974-1 1 Los Angeles Cherry Canyon, approximately 5 mi N of Castaic Comment
  RSA5777  Arctostaphylos parryana C. B. Wolf 1932-10-21 s.n. Los Angeles Swartout Valley, 1 mi. E of Big pines park 1982 Comment
  SD49831  Arctostaphylos parryana A. E. Wieslander 1938-5-7 750 Los Angeles San Antonio Quadrangle, head of Swarthout Valley 2025 Comment
  RSA634704  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20237 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634719  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20512 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634911  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22050 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635190  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20386 Los Angeles Road to Pacifico Mtn., 6.0 km east of Mill Creek Summit, San Gabriel Mtns. 1830 Comment
  POM305757  Argemone munita Henry J. Ramsey, Henry J. Ramsey 1937-6-27 936 Los Angeles Liebre Mountains, Angeles National Forest. Comment
  RSA791805  Argyranthemum foeniculaceum R. E. Riefner Jr. 2011-8-19 11 -103 Los Angeles Palos Verdes Peninsula, Malaga Cove, north ca. 0.2 miles from Paseo del Mar St. at Palos Verdes Dr. West. 90 Comment
  SBBG110998  Aristida adscensionis A. Parikh, N. Gale 1998-5-28 LA- 2 Los Angeles S of Agoura Hills; N of Triunfo Cyn Rd, near intersection of Kanan Rd 270 Comment
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Jun 23 2010
  SEINET7595529 Image available Aristida adscensionis H. E. Hasse 1890-1 46045 Los Angeles Sierra Madre Comment
  RSA385030  Aristida purpurea var. purpurea Albert J. Perkins 1920-2-11 s.n. Los Angeles Glendora. Little Dalton Trail. Comment
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Jun 12 2014
  CAS-BOT-BC64586  Armeria maritima subsp. californica Cronemiller; Semon 1927-4-13 2974 Los Angeles Santa Barbara Forest. Mouth of Sycamore Canyon. 12 Comment
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Jan 22 2018
  RSA417242  Artemisia californica Robert Gustafson 1980-9-16 1900 Los Angeles Ballona Wetlands, Area 1. Comment
  LA200154  Artemisia californica Jonathan Sauer; D. Bradbury, A. Lang 1969-9-25 4613 Los Angeles Santa Monica Mountains, Sequit Point 7 Comment
  CAS-BOT-BC90339  Artemisia douglasiana P. A. Munz; I. M. Johnston 1918-5-19 2263 Los Angeles Claremont Comment
  SEINET13386998 Image available Artemisia douglasiana R. G. Swinney 2011-1 15662 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. (Chilao Flat 7.5' Q.) (T3N R12W S35) 1073 Comment
  UC892573  Artemisia douglasiana F. R. Fosberg 1931-7-11 S 5381 Los Angeles Cape Canyon Santa Catalina Island, Cape Canyon 220 Comment
  SEINET10669614  Artemisia dracunculoides Lenington 1927-11-6 LENINGTON s.n. Los Angeles San Antonio Wash. Comment
  CAS-BOT-BC93831  Artemisia dracunculus Geo. B. Grant 1898-1-3 s.n. Los Angeles Altadena Comment
  CAS-BOT-BC90817  Artemisia nesiotica Michael R. Benedict 1971-6-25 s.n. Los Angeles One-half mile south of Wilson Cove, San Clemente Island Comment
  UC284781  Artemisia nesiotica P. A. Munz 1923-4-9 6615 Los Angeles San Clemente Island Comment
  UCD150961  Artemisia tridentata subsp. parishii D. S. Park 2010-4-26 47 Los Angeles Ranch Santa Ana Botanic Garden 325 Comment
  UCD60420  Artemisia vulgaris Harold Watson 2007-10-1 s.n. Los Angeles Palmdale. Comment
  SBBG19203  Arthrocnemum subterminale M. A. Piehl 1963-12-8 63105 Los Angeles shore between Whale Pt and Northwest Harbor 3 Comment
  RSA401680C  Asclepias eriocarpa F. R. Fosberg, J. A. Ewan 1931-8-11 S 5530 Los Angeles NW spur Mt Islip Comment
  UCR252999  Asclepias fascicularis Mitch Provance 2013-6-3 613- 14 Los Angeles Pomona, near border of Chino and San Bernardino Co., west of intersection of Ficus St. and Riverside Dr. 227 Comment
  RSA595000  Asparagus asparagoides Mark Hoefs 1995-7-26 2464 Los Angeles Santa Catalina Island, Middle Canyon, by bridge. 177 Comment
  SBBG106904  Asparagus asparagoides M. L. Hoefs, R. F. Thorne 1995-7-26 2464 Los Angeles Middle Cyn, across from Squaw Valley residence 176 Comment
  UCR242044  Asphodelus fistulosus Dan S. Cooper 2012-7-24 712- 32 Los Angeles Western Transverse Range; Santa Monica Mountains, Encinal Canyon Rd. near Malibu Country Club 537 Comment
  RSA686312  Aspidotis californica G. R. Proctor 1944-02 782 Los Angeles Sepulveda Canyon Comment
  UCR270977  Aspidotis californica R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14349 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  POM942  Aspidotis californica M. M. Culter 1916-3-30 s.n. Los Angeles San Dimas Canyon Comment
  SBBG119428  Aspidotis californica S. D. White with P. De Vries 2000-5-18 7895 Los Angeles foothills above Irwindale, Fish Crk Cyn, from the mouth of the cyn at CalMat quarry upstream to falls 305 Comment
  CAS-BOT-BC27329  Aster greatae L. A. Greata 1900-9-1 s.n. Los Angeles Pasadena Comment
  UCR94475  Aster greatae Orlando Mistretta 1994-9-27 1502 Los Angeles San Gabriel Mtns., Little Rock Creek, upstream of confluence with Bare Mtn. Canyon 1128 Comment
  POM158116  Aster subulatus var. ligulatus L. R. Abrams 1902-8-24 2970 Los Angeles Mesmer (now Fox Hills SSE of Culver City) Comment
  UCR270400  Astragalus bicristatus John F. Emmel 2001-6-3 1714 Los Angeles San Gabriel Mountains, along road on south slope of Table Mountain, 0.0-0.2 air mile north & 0.5-0.8 air mile east of Big Pines Ranger Station 2195 Comment
  RSA0006716  Astragalus brauntonii Ernest Braunton 1941-07 s.n. Los Angeles Topanga canyon Comment
  RSA0040253  Astragalus brauntonii J. C. Marvin 1921-05 s.n. Los Angeles Canyon near Brentwood; Los Angeles. Comment
  UCR126757  Astragalus didymocarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26134 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  CAS-BOT-BC182841  Astragalus douglasii Ernest C. Twisselmann 1959-6-2 5335 Los Angeles Old Ridge Route, 7.7 miles south of Liebre Mountain Road 1036 Comment
  RSA226012  Astragalus douglasii var. douglasii R. F. Thorne, C. W. Tilforth 1971-6-29 40668 a Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest & Mt. Emma Roads 1128 Comment
  RSA495628  Astragalus douglasii var. douglasii S. Zona 1989-6-28 327 Los Angeles Mountain High Ski resort; W of Wrightwood, N slopes of San Gabriel Mountians 2017 Comment
  RSA799807  Astragalus douglasii var. douglasii Pam De Vries 2013-4-3 7823 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  UCR126580  Astragalus gambelianus A. C. Sanders 2003-4-17 26066 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  RSA680197  Astragalus lentiginosus var. antonius Valerie L. Soza, Naomi Fraga 2003-6-13 1672 Los Angeles Blue Ridge, ca. 0.5 mile southeast of Blue Ridge Electronic Site/''Frost'' summit, alongside FS road 3N06. 2569 Comment
  UC63672  Astragalus lentiginosus var. antonius H. M. Hall Jun 3 1900-Jun 6 1900 1485 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon 1889 Comment
  RSA151314  Astragalus miguelensis P. H. Raven 1962-7-12 18028 Los Angeles Near point at east end of Northwest harbor, San Clemente Island. 30 Comment
  SBBG12333  Astragalus miguelensis P. H. Raven 1962-4-11 17298 Los Angeles sandy beach behind Northwest Harbor 6 Comment
  UC1215214  Astragalus miguelensis Peter H. Raven 1962-4-11 17298 Los Angeles sandy beach behind Northwest Harbor (San Clemente Island); , behind Northwest Harbor 6 Comment
  CAS-BOT-BC193023  Astragalus purshii var. tinctus Steve Boyd; Lauren Raz 1997-5-1 9672 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon 1511 Comment
  CAS-BOT-BC194001  Astragalus trichopodus var. lonchus Grant 1901-4-9 3760 Los Angeles Avalon Comment
  SBBG27811  Astragalus trichopodus var. lonchus M. R. Benedict 1965-12-7 Los Angeles point E of Parson's Landing 3 Comment
  SBBG39232  Astragalus trichopodus var. lonchus R. Moran 1941-2-23 640 Los Angeles NW of Wilson's Harbor [Emerald Cove], vicinity of Johnson's Landing 30 Comment
  UC57475  Astragalus trichopodus var. lonchus J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  CATA1404  Astragalus trichopodus var. lonchus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-10 2548 Los Angeles Santa Catalina Island: Slope behind Salta Verde Beach 3 Comment
  JEPS54845  Astragalus trichopodus var. lonchus T. W. Minthorn May 1920 Los Angeles La Brea Canyon Puente Hilla, La Brea Canyon (Puente Hills) Comment
  CAS-BOT-BC199093  Astragalus trichopodus var. phoxus Ernest C. Twisselmann 1959-6-2 5336 Los Angeles Old Ridge Route, 3.7 miles south of Sandberg's Lodge 1143 Comment
  LA200440  Astragalus trichopodus var. phoxus Louis Wheeler; 1931-11-11 345 A Los Angeles 518 Comment
  NY42976  Astragalus trichopodus var. phoxus J. B. Walker 1995-3-31 1307 Los Angeles Angeles National Forest, 5km E of Castaic, along USFS Rd 5N17 500 Comment
  RSA415704  Astragalus trichopodus var. phoxus H. L. Bauer 1933-1 17524 Los Angeles Near Girard. 457 Comment
  RSA591913  Athysanus pusillus L. C. Wheeler 1967-5-2 9262 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 366 Comment
  SD240970  Atriplex Jeremiah George, Audrey George 2012-1-1 Los Angeles South Coast: Palos Verdes Estates, Malaga Cove immediately SW of the Palos Verdes Beach and Athletic Club (Redondo Beach 7.5'Q) 4 Comment
  SEINET5585516  Atriplex amnicola R. E. Riefner Jr. 2013-1 13 -9 Los Angeles Los Angeles, Dockweiler State Beach, vicinity Vista Del Mar Blvd. at Imperial Hwy. 14 Comment
  RSA151200  Atriplex californica P. H. Raven 1962-7-11 18010 Los Angeles Wilson s Cove; San Clemente Island 61 Comment
  SEINET4133720  Atriplex covillei Howard C. Stutz 1993-4-30 95775 Los Angeles South entrance of Edwards Air Force Base.; 0 Comment
  SBBG13623  Atriplex lentiformis subsp. breweri P. H. Raven 1962-5-7 17580 Los Angeles just above coast 1 mi S of Wilson Cove 6 Comment
  SBBG17  Atriplex lentiformis subsp. breweri R. Hoffmann 1927-8-30 Los Angeles flat E of Camulos Ranch Comment
  POM278744  Atriplex lentiformis subsp. breweri Grant D. Brown 1950-11-24 573 Los Angeles Escondito Creek, 5 miles W. of Malibu. Comment
  RSA478308  Atriplex leucophylla M. B. Dunkle 1928-4-29 1893 Los Angeles Little Harbor. 5 Comment
  RSA478315  Atriplex leucophylla F. R. Fosberg 1930-6-23 S- 2991 Los Angeles Del Rey Comment
  RSA478341  Atriplex pacifica F. R. Fosberg 1931-8-23 7290 Los Angeles San Pedro Hills Comment
  UCR95550  Atriplex polycarpa Steve Boyd, Lauren Raz 1996-10-8 9022 Los Angeles Liebre Mountains, Bouquet Canyon, south of Vazquez Canyon and NW of Cruzan Mesa, along Vazquez Canyon Road, c. 0.9 mi east of jct with Bouquet Canyon Road 524 Comment
  POM228978  Atriplex rosea L. C. Wheeler 1933-5-5 1382 Los Angeles UCLA campus, West Los Angeles 137 Comment
  RSA550004  Atriplex semibaccata Scott D. White 1992-10-9 942 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
  RSA720145  Atriplex semibaccata LeRoy Gross 2007-4-6 2626 Los Angeles Southern base of the range: Just northwest of Bel Aire Park, at the intersection of Cambridge Drive and Bel Aire Drive. City of Burbank. 273 Comment
  RSA65354  Atriplex serenana F. W. Peirson 1817 Los Angeles Near Kewen Lake, Pasadena Comment
  POM219208  Atriplex serenana L. C. Wheeler 1932-9-4 1315 Los Angeles La Verne, Palomares St. between D and E Streets. 290 Comment
  RSA177769  Avena barbata R. F. Thorne, Percy C. Everett 1965-5-11 34587 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  SFV21005  Avena barbata L. Gross 2003-3-9 787 Los Angeles San Rafael Hills Southwest side of San Rafael Hills, at or near top of east-west trending ridge southwest of Flint Peak. Entered at west end at Mount Carmel Drive east of Highway 2 (Glendale Freeway) between Chevy Chase Drive (Sycamore Canyon) to the north and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  UCR255846  Avena barbata R. G. Swinney 2010-5-4 12481 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  LA10995  Avena barbata s.n. Los Angeles Comment
  SEINET4342866  Avena barbata G. B. Grant 1904-4-16 87 Los Angeles Los Angeles Comment
  IRVC26113  Azolla microphylla A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27131 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  UC1605370  Baccharis malibuensis J. Henrickson 1993-9-3 22452 Los Angeles 0.3 mi e Las Virgenes Road (along Las Virgenes Canyon Rd, towards Cottontail Ranch, under power lines across from home at 1643 Las Virgenes Canyon Road, on Soka Univ. property); Santa Monica Mtns 234 Comment
  RSA536086  Baccharis pilularis Timothy S. Ross 1991-5-21 5431 Los Angeles San Clemente Island: SW rim of Box Canyon 351 Comment
  CAS-BOT-BC98163  Baccharis salicifolia W. R. Dudley 1907-11-1 s.n. Los Angeles Near Monrovia Comment
  LA203016  Baccharis salicifolia Virginia Mars; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon, Santa Anita Comment
  OBI16946  Baccharis salicifolia Unknown 1960-3-29 Los Angeles Chatsworth lakeside 274 Comment
  POM350349  Baccharis salicifolia F. R. Fosberg 1931-5-7 4829 Los Angeles Cottonwood Canyon, Santa Catalina Island 200 Comment
  UCR212824  Baccharis salicifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1835 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  CAS-BOT-BC106761  Baccharis salicifolia A. D. E. Elmer 1902-6-1 3701 Los Angeles Acton Comment
  UC57569  Baccharis salicifolia subsp. salicifolia J. H. Barber 1897-1-17 20 Los Angeles Sullivan's Canon Comment
  HSC24485  Barbarea orthoceras R. F. Thorne, M. Z. Thorne 1969-7-9 38565 Los Angeles San Gabriel Mtns., Angeles National Forest, upper part of meadow at Big Pines 2088 Comment
  RSA0073273  Barbarea orthoceras Bonnie C. Templeton 1932-5-31 4848 Los Angeles Big Pines Camp. Moist meadows below Ameteur Ski Jump. Comment
  UCR137733  Bassia hyssopifolia L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Sand Canyon, Head of Placerita Canyon Hwy, Placerita Canyon Road 610 Comment
  CAS-BOT-BC75752  Berberis nevinii J. Ewan 1929-12-29 3734 Los Angeles Pacoima Wash, east of San Fernando. Comment
  POM305700  Berberis nevinii Henry J. Ramsey 1937-3-26 966 Los Angeles Pacoima Wash, Angeles Nat l Forest Comment
  RSA612303  Berula erecta L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near Doske Road. Comment
  JEPS32544  Bidens pilosa Elizabeth Day Palmer 1908-7-29 Los Angeles Comment
  RSA92408  Bidens pilosa var. pilosa F. W. Peirson 1919-12-20 4236 Los Angeles foot of Eaton Canyon at bridge, base of San Gabriel Mts. Comment
  RSA0092549  Bituminaria bituminosa Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14356 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead. 268 Comment
  UCR150556  Bituminaria bituminosa Scott D. White 2003-10-14 9831 Los Angeles Transverse Ranges; San Gabriel Mountains region, Foothills above Sierra Madre; LA Dept. of Public Works 'Carter' Debris Basin, at the northern terminus of Baldwin Ave. 366 Comment
  SBBG108148  Bloomeria crocea S. L. Crockett, S. A. Junak, M. L. Hoefs, J. Takara 1997-3-28 614 Los Angeles 1.1 mi S of Two Harbors on Cat Harbor Rd 30 Comment
  RSA586534  Bloomeria crocea var. crocea Timothy S. Ross, Annette Ross 1991-6-3 5550 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  RSA549197  Boechera californica Timothy S. Ross, Peter Fritsch 1990-6-20 3680 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  RSA756778  Boechera californica Orlando Mistretta, Christine Mistretta 2008-4-29 2546 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  RSA0110811  Bothriochloa barbinodis R. G. Swinney 2011-3-18 14173 Los Angeles San Gabriel Mountains: Glendora foothills, along Marshall Trail between Mull Canyon and Morgan Ranch Rd./Morgan Cyn., in dedicated open space. 366 Comment
  UC1400359  Bowlesia incana Robert F. Thorne 1973-4-11 42839 Los Angeles San Clemente Island, bottom of Norton Canyon Norton Canyon; San Clemente Island, Norton Canyon 274 Comment
  UC557691  Bowlesia incana Nell Murbarger April, 1936 190 Los Angeles e side of San Clemente Island San Clemente Island Comment
  RSA640013  Bowlesia incana L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  CAS-BOT-BC420336  Boykinia rotundifolia Tim Ross; Walter Appleby 1993-6-7 7368 Los Angeles W end of the San Gabriel Mtns: Los Pinetos Spring 886 Comment
  RSA729876  Boykinia rotundifolia R. G. Swinney 1998-7-28 6520 Los Angeles San Gabriel Mtns.: south fork of Cow Canyon at and above Fallen Leaf spring, to 0.2 mi. south of Glendora Ridge rd. 1366 Comment
  RSA729889  Boykinia rotundifolia R. G. Swinney 1998-8-30 6857 Los Angeles South fork of Dry Lake Canyon, a western tributary of San Antonio Canyon. 985 Comment
  RSA733127  Boykinia rotundifolia R. G. Swinney 1998-7-30 6587 Los Angeles San Gabriel Mtns.: lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  UCR190015  Boykinia rotundifolia R. G. Swinney 1998-10-3 7010 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  CATA768  Brachypodium distachyon Mark L. Hoefs 1991-5-28 1308 Los Angeles Santa Catalina Island: Near road from Black Jack to Middle Canyon [Cape Canyon Road] 469 Comment
  SBBG72249  Brassica geniculata R. Hoffmann 1931-10-1 Los Angeles Bob's Place, Mint Cyn Comment
  PASA390  Brassica nigra Mary Hall 1939-4-28 Los Angeles Claremont Comment
  RSA642373  Brickellia californica Keith C. Hughes 1960-10-3 218 Los Angeles San Antonio Canyon. Mt. Range San Gabriel. 762 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
  UCR271210  Brickellia californica R. G. Swinney 2011-11-1 15962 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  CAS-BOT-BC127697  Brickellia microphylla var. microphylla I. M. Johnston 1917-8-21 1643 Los Angeles San Antonio Mountains. Uper San Antonio Canon 1676 Comment
  CAS-BOT-BC106142  Brickellia nevinii Timothy S. Ross; J. Mark Porter 1995-5-4 8476 Los Angeles Texas Canyon - ca 3.6 road miels NE of Bouquet Canyon Road. USGS 7.5' Green Valley Quadrangle - Liebre Mountains 682 Comment
  CAS-BOT-BC106147  Brickellia nevinii Ernest Braunton 1902-7-8 517 Los Angeles Sherman Comment
  UC1584038  Brickellia nevinii Tim Ross and Orlando Mistretta 1990-10-24 3294 Los Angeles 0.6 mi e of, along Upper Monroe Road San Gabriel Reservoir (sw-facing rocky slope between Venedo and Minero Canyons, San Gabriel Mountains); San Gabriel Mountains 745 Comment
  RSA496669  Bromus arizonicus A. C. Sanders 1988-3-17 7732 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Drive, E of Vista Del Mar Blvd., (Near 33 deg 56'N, 118 deg 26'W.) 30 Comment
  UCD57747  Bromus berteroanus L. Whitney 1935-3-28 s.n. Los Angeles 20 miles W of Lancaster. Mohave Desert. Comment
  LA18863  Bromus berteroanus Carl Epling; 1931-1 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC221626  Bromus carinatus R. G. Swinney 2009-6-3 11034 Los Angeles Transverse Range; San Gabriel Mtns.: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA596062  Bromus carinatus L. C. Wheeler 1970-5-22 s.n. Los Angeles Los Angeles. Lyon and Vignes St. Comment
  RSA712916  Bromus carinatus A. C. Sanders, Mark A. Elvin 2003-4-16 26044 Los Angeles Santa Clara River watershed: Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi south of of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank. 305 Comment
  RSA699882  Bromus carinatus var. carinatus LeRoy Gross, Ted Anderson 2004-5-3 1214 Los Angeles Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1458 Comment
  UC1586197  Bromus carinatus var. carinatus Tim Ross 1991-8-16 5814 Los Angeles San Gabriel Mountain, Horse Flats Horse Flats; San Gabriel Mountain, Horse Flats 1719 Comment
  RSA536079  Bromus diandrus Timothy S. Ross 1991-5-21 5424 Los Angeles San Clemente Island: upper reaches of Box Canyon, SW side of island. 366 Comment
  RSA660214  Bromus diandrus Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 16 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  RSA773826  Bromus diandrus R. G. Swinney 2009-6-3 11036 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1131141  Bromus diandrus A. D. Gifford 1935-4-30 641 Los Angeles 6 mi wsw of Manzana 1005 Comment
  IRVC26306  Bromus grandis Mark A. Elvin, Cathleen Weigand 2003-5-22 2908 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  UC1870330  Bromus grandis LeRoy Gross, Valerie Soza 2001-6-6 430 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  RSA0021182  Bromus hallii Duncan S. Bell 2013-7-11 5373 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  CAS-BOT-BC155393  Bromus hordeaceus Timothy S. Ross; J. Mark Porter 1995-5-4 8514 Los Angeles Liebre Mountains. Texas Canyon. Ca. 3.6 road miles northeast of Bouquet Canyon Road. 682 Comment
  POM7130  Bromus hordeaceus L. T. Street, G. Williams 1919-4-12 2498 Los Angeles Hills near Puente. Comment
  RSA599505  Bromus hordeaceus Steve Boyd, Lauren Raz 1997-3-26 9330 Los Angeles Liebre Mountains Region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1098 Comment
  RSA708551  Bromus hordeaceus Valerie L. Soza, LeRoy Gross 2001-5-9 1195 -c Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  SEINET4044563  Bromus hordeaceus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 365 Comment
  UCR178957  Bromus hordeaceus R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 1 mi. east of Glendora Mountain Road on Big Dalton Canyon Road 427 Comment
  RSA177673  Bromus hordeaceus subsp. molliformis R. F. Thorne, Percy C. Everett 1965-5-11 34533 Los Angeles Santa Catalina Island: E side of Catalina Harbor 46 Comment
  SBBG131660  Bromus madritensis S. A. Junak 1999-5-20 SCa 944 Los Angeles just S of Cottonwood-Black Jack Rd 304 Comment
  RSA0115841  Bromus madritensis Steven A. Junak 1999-5-22 SCa- 1002 Los Angeles Santa Catalina Island. At end of Goat Harbor, W fork of canyon. 54 Comment
  RSA602317  Bromus pseudolaevipes Steve Boyd, Lauren Raz 1997-6-17 9943 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit., Near 34? 41' 19.3''N 118? 34' 28.3''W. 1597 Comment
  UCD59293  Bromus pseudolaevipes Peter H. Raven 1960-5-15 15354 Los Angeles Santa Monica Mountains. Piuma Road 2.1 miles east of Rambla Pacifica. 487 Comment
  LA105413  Bromus rubens Barry A. Prigge; 8517 Los Angeles Santa Susana Mountains, between Falls Creek and Devil Canyon: ca. 1 air mi. NE of junction of Simi Valley Frwy and Topanga Canyon Blvd 502 Comment
  UCR210454  Bromus rubens R. G. Swinney 2008-11-30 9896 Los Angeles San Gabriel Mtns., Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  RSA682411  Bromus sterilis Valerie L. Soza, Michael Denslow 2003-4-30 1647 -b Los Angeles San Fransisquiteo Canyon. Along the canyon bottom, southwest of the fire station, on the south side of the road. 473 Comment
  RSA749030  Bromus tectorum R. G. Swinney 2008-5-5 8749 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  RSA0056474  Bromus tectorum Donald Tahara 1975-5-25 70 Los Angeles Near top of Devil's Cyn. Trail off Angeles Crest Hy. Comment
  LA200772  Calandrinia ciliata Jonathan Sauer; 1978-4-9 5993 Los Angeles Santa Monica Mountains, Topanga Canyon State Park Comment
  POM785  Calandrinia ciliata P. A. Munz 1918-4-5 2027 Los Angeles Pomona. Comment
  RSA630750  Calandrinia ciliata L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 601 Comment
  CATA1101  Calandrinia menziesii Mark L. Hoefs 1995-5-23 2055 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  SEINET3163807  Calandrinia menziesii G. B. Grant 128 Los Angeles Pasadena Comment
  SEINET13387015 Image available Calocedrus decurrens R. G. Swinney 2011-1 15769 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  POM1722  Calochortus albus O. W. Robinson 1916-4-29 s.n. Los Angeles Johnsons Pasture, near Claremont. Comment
  CAS-BOT-BC132276  Calochortus catalinae Carl Epling 1931-5-9 s.n. Los Angeles Los Alisos Canyon Comment
  CATA1029  Calochortus catalinae Mark L. Hoefs 1995-5-4 1950 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  SD21561  Calochortus catalinae N. E. Bilderback 1908-4-16 Los Angeles Avalon, Catalina. Comment
  RSA0121223  Calochortus catalinae Le Roy Abrams 1903-3-14 3143 Los Angeles San Pedro Hills [now Palos Verdes Hills] near Redondo Comment
  CAS-BOT-BC132337  Calochortus clavatus Timothy S. Ross; J. Mark Porter 1995-5-4 8415 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  HSC15389  Calochortus clavatus C. S. Apperson 1967-6-15 Los Angeles 1.0 mi. down Canton Canyon Trail from the Townsend Park Rd. Comment
  SEINET4169784  Calochortus clavatus Ira W. Clokey, B. Templeton 4552 Los Angeles Mandeville Canyon, Santa Monica Mountains 500 Comment
  SBBG132180  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2014-5-19 809 Los Angeles N of Santa Clara River near Val Verde, 0.2 km N of Hunstock St, 0.1 km SE of Del Valle Rd 395 Comment
  CAS-BOT-BC226265  Calochortus invenustus Timothy S. Ross; Darin Banks 1994-6-21 7984 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2175 m NW of Pac. Mtn's 7124-foot summit 1938 Comment
  RSA252910  Calochortus kennedyi var. kennedyi Robert F. Thorne 1973-5-11 43573 Los Angeles along Mt. Emma Road, 10 mi. W of Little Rock Creek below the dam 1036 Comment
  SEINET12054001  Calochortus venustus J. F. Bright, Wyman, C. 1931-1 5265 Los Angeles San Fernando Valley Comment
  UCR258860  Calyptridium monandrum R. G. Swinney 2010-5-19 12818 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCR147280  Calystegia longipes Orlando Mistretta 1992-8-20 774 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  RSA653772  Calystegia macrostegia subsp. arida J. Bogdanoff-Lord 1989-5-21 18 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  RSA650294  Calystegia macrostegia subsp. cyclostegia K. M. Kosak 1961-5-17 s.n. Los Angeles San Dimas Ave., S. Puddingstone Dam, San Dimas. Comment
  UCSB45206  Calystegia macrostegia subsp. cyclostegia Batson, J. 1979-2-24 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  UCSB4957  Calystegia macrostegia subsp. cyclostegia McElwain, Isabelle 1953-3-7 Los Angeles 1/2 mi. north, 18000 Bull Canyon Rd., Granada Hills 457 Comment
  POM127905  Calystegia macrostegia subsp. intermedia George B. Grant 1905-04 212 Los Angeles Garvanza Comment
  SFV2823  Calystegia macrostegia subsp. intermedia K. A. Wilson 1961-3-7 946 Los Angeles Santa Monica Mountains Mulholland Highway about 3 miles west of Las Virgenes Road. Comment
  UCR189707  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1998-7-27 6495 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  HSC16467  Camissonia boothii subsp. decorticans C. S. Apperson 1967-6-11 Los Angeles 3 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  RSA191128  Camissonia californica Robert F. Thorne, M. Z. Thorne 1967-6-25 37099 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA466159  Camissonia californica Christopher Davidson 1973-4-6 1867 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  RSA562002  Camissonia californica Blanche Trask 1897-05 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA0081710  Camissonia campestris R. G. Swinney 2010-5-19 12791 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA0119514  Camissonia campestris R. G. Swinney 2014-4-23 16171 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. 1232 Comment
  UCR50985  Camissonia campestris A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7773 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  RSA589198  Camissonia campestris subsp. campestris Tim S. Ross 1991-4-27 4676 Los Angeles Mojave Desert: Black Butte Basin Road: 1.95 miles and ca 148 deg SW of Three Sisters buttes. 982 Comment
  UCR205191  Camissonia confusa R. G. Swinney 2008-5-2 8732 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  POM10145  Camissonia hirtella P. A. Munz, R. D. Harwood 1920-5-2 3831 Los Angeles San Dimas Canyon. 457 Comment
  RSA0110794  Camissonia hirtella Richard G. Swinney 2011-4-28 14534 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
  RSA162868  Camissonia ignota John Olmsted 1958-3-10 40 Los Angeles Edge of Oak Woodland 1 mile below crest of Liveoak Creek fire road with live oak creek drainage to the SW. 4 miles N of Webb School and 2 miles N of Hill ranch, NE of Claremont. 610 Comment
  RSA0012415  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2011-6-16 5697 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 0.5 air miles N of Aliso Canyon Rd. 1141 Comment
  RSA608317  Camissonia micrantha Louis C. Wheeler 1930-5-24 44 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCR205689  Camissonia micrantha A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36916 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 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
  UC519956  Camissonia strigulosa Louis C. Wheeler 1932-7-2 915 Los Angeles Browns Flat San Gabriel Mts. 1310 Comment
  LA46700  Camissoniopsis bistorta H. L. Wedberg; 1957-3-24 sn Los Angeles Comment
  SFV2539  Camissoniopsis cheiranthifolia P. G. Kilburn 1958-3-1 626 Los Angeles Point Dume overlooking Pacific Ocean, 4 miles west of Malibu. 60 Comment
  UC1930050  Camissoniopsis micrantha V. Soza, LeRoy Gross 2002-4-3 1371 Los Angeles Transverse Ranges; Liebre Mountains region; West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 518 Comment
  SD260279  Camissoniopsis pallida R. G. Swinney 2010-5-19 12832 Los Angeles San Gabriel Mountains / Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Tel. Access Rd., W of Angeles Natl. Forest boundary, 2.05 air miles E of Angeles Forest Hwy., 0.8 miles W of Mt. Emma Rd. 1335 Comment
  UC1186567  Camissoniopsis pallida subsp. pallida E. G. Linsley and J. W. MacSwain 1959-4-5 59 -69 Los Angeles Little Rock Comment
  SFV21077  Capsella bursa-pastoris L. Gross 2001-2-17 339 Los Angeles North side of mountains along Hostetter Mountainway, on parved part of road, just east of La Tuna Canyon Road. 488 Comment
  CAS-BOT-BC37458  Cardamine californica LeRoy Ellsworth Detling 1935-4-8 1569 Los Angeles La Sierra Canyon, 1 mile above Seminole Hot Sprigns. Comment
  UCR193679  Cardamine californica R. G. Swinney, Dave Larson 1999-5-15 7142 Los Angeles San Gabriel Mtns., Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 549 Comment
  POM358  Cardamine californica var. californica D. L. Crawford 1916-3-1 s.n. Los Angeles Mts above Claremont. Moist Canyon 1828 Comment
  RSA66107  Cardamine californica var. integrifolia F. W. Peirson s.n. Los Angeles Santa Monica Canyon, Santa Monica Mts. Comment
  RSA441720  Cardionema ramosissimum Anstruther Davidson 1916-6-1 s.n. Los Angeles Santa Monica Mountains. Comment
  CAS-BOT-BC282955  Carduus nutans G. W. Garrettson 1954-6-24 s.n. Los Angeles San Vinsente Ranch, Walnut Comment
  RSA652802  Carduus pycnocephalus Jim Reutzel 1994-5-8 31 Los Angeles Found at all elevations on all slopes near paths, roads, and fences. Hills behind Cal Poly Pomona University. Comment
  RSA230710  Carex abrupta Robert F. Thorne 1969-7-9 38559 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines 2088 Comment
  CAS-BOT-BC17672  Carex alma Joseph Andorfer Ewan 1931-5-30 4266 Los Angeles San Gabrile Mountains. Short Cut Canyon, off West Fork San Gabriel River. Comment
  CAS-BOT-BC17680  Carex alma Timothy S. Ross; J. Mark Porter 1995-5-4 8486 Los Angeles Liebre Mountains. Texas Canyon: ca. 3.6 road miles NE of Bouquet Canyon Road. 682 Comment
  CAS-BOT-BC177175  Carex alma Steve Boyd; Amber Maurice 2004-5-18 11336 Los Angeles Transverse Ranges; Liebre Mountains region: Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  RSA577699  Carex alma L. C. Wheeler 1933-5-13 1728 Los Angeles Cobal Canyon 487 Comment
  RSA656846  Carex alma Valerie Soza, Laura Moore 2000-6-14 1019 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  SEINET3897004  Carex alma Scott D. White, Brian Leatherman 1997-1-21 6060 Los Angeles Santa Clara River Watershed: Pole Canyon, above existing quarry (site proposed for expanded mining operations). USGS Agua Dulce quad.; 0 640 Comment
  UCR202690  Carex aurea R. G. Swinney 2001-8-11 8041 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  JEPS48988  Carex fracta F. R. Fosberg and J. Ewan 1931-8-13 4960 Los Angeles above Crystal Lake; Big Cienega 1981 Comment
  RSA310126  Carex fracta Wayne E. Sawyer 1980-7-3 6 Los Angeles Angeles National Forest: CA. Higway 2 between Dawson Saddle and junction of Higway 39, 1.6 mile from Dawson Saddle 2302 Comment
  RSA88743  Carex hassei F. W. Peirson 1923-5-25 4269 Los Angeles along stream on south side of canyon of Rock Creek, San Gabriel Mountains. 1296 Comment
  RSA609252  Carex multicaulis L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1249 Comment
  SEINET7568463 Image available Carex multicaulis Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mts, campground vicinity, Devil's Canyon. 1219 Comment
  RSA188180  Carex praegracilis Robert F. Thorne 1966-4-6 35902 Los Angeles Santa Catalina Island: N of Catalina Airport 442 Comment
  RSA364557  Carex subfusca B. C. Templeton 1932-6-1 4674 Los Angeles Below amateur ski jump, Big Pines Park. Comment
  CAS-BOT-BC115648  Carex triquetra Fay A. Mac Fadden 1929-4-1 2515 Los Angeles La Tuna Canyon, Verdugo Hills. Comment
  RSA364780  Carex triquetra M. B. Dunkle 1929-4-21 2140 Los Angeles Santa Catalina Island: Rock Spring Canyon. Comment
  UCD122179  Castilleja affinis Kenneth A. Wilson 1961-3-7 945 Los Angeles Santa Monica Mtns. Mulholland Hwy about 3 miles west of Las Virgenes Road. Comment
  UCR13485  Castilleja affinis O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  JEPS4862  Castilleja applegatei subsp. martinii Rimo Bacigalupi 1953-5-2 4050 Los Angeles n edge Oak Flat Public Camp (nw Los Angeles County, just of Highway 99); Angeles National Forest 853 Comment
  RSA680203  Castilleja applegatei subsp. martinii Valerie L. Soza, Sarah J. De Groot 2003-6-11 1658 Los Angeles San Gabriel Mountains: Praire Fork, southeast of Cabin Flat. 1799 Comment
  RSA659357  Castilleja applegatei subsp. martinii D. Roche 1998-5-30 37 Los Angeles Mt. Baldy Road 5.8 miles from the intersection of Mills Ave. adn Mt. Baldy Rd. 982 Comment
  CATA3304  Castilleja exserta Amy Catalano 2017-3-22 021 Los Angeles Santa Catalina Island: On the se facing slope of the ridge leading towards (sw) the Skull Canyon-Middle Ranch roads junction 201 Comment
  RSA188319  Castilleja foliolosa Robert F. Thorne, Percy C. Everett 1965-6-23 35000 Los Angeles Santa Catalina Island: near mouth of Hamilton Canyon NW of Avalon 8 Comment
  RSA400540  Castilleja foliolosa R. M. Beauchamp 1967-3-20 349 Los Angeles Santa Catalina Island, above Abalone Point, south of Avalon Comment
  RSA82280  Castilleja foliolosa F. W. Peirson 1919-5-10 430 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains. 915 Comment
  JEPS81756  Castilleja foliolosa L. R. Heckard with Michael Morris 1976-6-14 4269 Los Angeles n Claremont (just below Lower San Antonio Ranger Station); Mouth of San Antonio Canyon Comment
  UCSB5976  Castilleja foliolosa Krogen, Roger 1957-1 Los Angeles Hasley Canyon; 2 mi. NW of HWY 99; 2 mi. S of Castaic Comment
  RSA576130  Castilleja grisea F. H. Elmore 1939-2-18 384 Los Angeles San Clemente Island. Comment
  UC729495  Castilleja linariifolia Carl B. Wolf 1932-8-11 Los Angeles 1.12 mi below Big Rock Ranger Station (Big Rock Creek, desert slope of San Gabriel Mts); San Gabriel Mts., Big Rock Creek 914 Comment
  SEINET13387016 Image available Castilleja minor subsp. spiralis R. G. Swinney 2011-1 15720 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  UC57005  Castilleja subinclusa subsp. subinclusa H. M. Hall Apr 1902 3071 Los Angeles 10 mi w Palmdale; Antelope Valley Comment
  RSA0086852  Caucalis microcarpa R. G. Swinney 2011-5-3 14560 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA0086403  Caulanthus amplexicaulis var. amplexicaulis R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38871 Los Angeles Angeles National Forest: 0.6 mile SSE of Dawson's Saddle 2393 Comment
  JEPS31684  Caulanthus coulteri W. L. Jepson 1935-4-17 17070 Los Angeles Portal Ridge between Leonis Valley and Mojave Desert; Portal Ridge btwn Leonis Valley and Mojave Desert Comment
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Aug 2 2007
  CAS-BOT-BC41106  Caulanthus heterophyllus John H. Thomas 1957-4-27 6692 Los Angeles Santa Monica Mountains. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Point Dume. 152 Comment
  LA30360  Ceanothus cordulatus Mary V. Hood; 1944-8-15 44- 123 k* Los Angeles Buckhorn Flats 1981 Comment
  RSA49412  Ceanothus crassifolius Ina Thompson 1949-3-7 13120 Los Angeles Hills above Eagle Rock Comment
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May 9 2013
  RSA762365  Ceanothus crassifolius R. G. Swinney 2009-3-16 10116 Los Angeles Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  UC1281337  Ceanothus crassifolius H. E. McMinn 1926-7-24 1796 A Los Angeles San Antonio Canyon, lower elevations as on enters the canyon Comment
  CAS-BOT-BC49260  Ceanothus cuneatus Le Roy Abrams 1902-3-13 3128 Los Angeles Border of San Gabriel wash, near Azusa Comment
  RSA127430  Ceanothus cuneatus H. J. Thompson 1959-2-23 1850 Los Angeles water shed of Sierra Canyon, 1 mile above Seminole Hot Springs. 457 Comment
  SEINET6053901  Ceanothus cuneatus Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  RSA578252  Ceanothus cuneatus var. cuneatus Tim S. Ross, S. D. Boyd 1994-5-4 7655 Los Angeles Grass Mountain: ridgetop saddle between the main summit and the northeast summit. 1378 Comment
  RSA596051  Ceanothus cuneatus var. cuneatus Tim S. Ross, J. Mark Porter 1995-5-4 8428 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC1071096  Ceanothus cuneatus var. cuneatus G. T. Nordstrom 1935-3-20 384 Los Angeles 1 3/4 mi e Mouth of Snowy Creek; Tejon quad, Santa Barbara Nat. For. 1036 Comment
  UCR229144  Ceanothus greggii Dan S. Cooper 2011-5-5 511- 61 Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  CAS-BOT-BC50526  Ceanothus leucodermis W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San gabriel Mts. Comment
  RSA0098610  Ceanothus leucodermis R. G. Swinney 2011-6-14 15107 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  SEINET3282765 Image available Ceanothus leucodermis A. C. Sanders, Mark A. Elvin; Anuja Parikh; Nathan Gale; et al 2003-4-30 26254 Los Angeles Western San Gabriel Mtns.; Castaic Valley at west foot of Castaic Mesa, Newhall Ranch. 366 Comment
  UCR141367  Ceanothus leucodermis R. G. Swinney 1997-8-19 5813 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  SBBG17880  Ceanothus megacarpus var. insularis P. H. Raven 1962-5-9 17704 Los Angeles just N of Gray 396 Comment
  UC729574  Ceanothus megacarpus var. insularis Carl B. Wolf 1932-5-10 3506 Los Angeles Santa Catalina Island, Avalon Canyon, above the last almond orchard. 121 Comment
  LA52233  Ceanothus spinosus A. M. Johnson; 1934-5-4 4458 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SFV2232  Ceanothus spinosus M. L. Vincent 1962-7-10 271 Los Angeles Santa Monica Mountains Mulhholland Highway near Stunt Road, about 3 miles south of Ventura Blvd. 300 Comment
  UCR124749  Ceanothus spinosus B. C. Templeton, I. W. Clokey 1930-4-2 1411 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  SEINET4689897  Ceanothus thyrsiflorus Leila M. Shultz 1980-4-28 4033 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
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Oct 6 2015
  UCR193428  Ceanothus vestitus Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  UCR205536  Celtis australis A. C. Sanders, T. B. Salvato 2009-5-21 36895 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  UCR138519  Cenchrus longispinus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  SD112011  Centaurea cineraria Linda Allen, Betsy Carpenter 1975-3-22 Los Angeles Santa Catalina Island. North end of Avalon Bay. Comment
  CAS-BOT-BC277004  Centaurea diluta Grace Cole Fleischman 1952-6-9 s.n. Los Angeles At intersection of Antwerp & Imperial Aves., Watts, Los Angeles Comment
  POM48115  Centaurea repens R. W, Hodgson 1920-7-12 s.n. Los Angeles Artesia Comment
  SEINET3245925  Centaurium exaltatum R. G. Swinney 2005-1 8433 Los Angeles San Gabriel Mtns: Big Rock Creek at Paradise Springs. 1439 Comment
  JEPS46376  Centaurium venustum Frank W. Peirson 1918-6-28 144 Los Angeles Lower Rubio Canyon San Gabriel Mts. 579 Comment
  SFV16950  Centaurium venustum J. N. Hogue 1997-7-7 85 .2 Los Angeles San Gabriel Mountains Castaic Creek above Castaic Lake. 488 Comment
  POM158303  Centaurium venustum M. B. Dunkle 1928-4-29 1905 Los Angeles Little Harbor. 6 Comment
  RSA605502  Centrostegia thurberi Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  UCD98854  Centrostegia thurberi Victor Duran 1933-5-23 3417 Los Angeles Near Lancaster. Comment
  RSA17897  Cercocarpus betuloides var. betuloides W. R. Dudley, F. H. Lamb 1896-6-8 4402 Los Angeles Kings Canyon, Liebre Mts. Comment
  UC1127865  Cercocarpus betuloides var. betuloides H. A. Jensen 1933-4-10 282 Los Angeles Verdugo Mountain 762 Comment
  UC535340  Cercocarpus betuloides var. betuloides Ira W. Clokey, B. Templeton July 1929 4596 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 300 Comment
  POM219987  Cercocarpus betuloides var. blancheae F. R. Fosberg 1932-5-7 5159 Los Angeles Santa Catalina Island. Grand Canyon below Upper Falls. 130 Comment
  SBBG128349  Cercocarpus betuloides var. blancheae M. L. Hoefs, S. A. Junak, M. Askew 1999-7-15 3061 Los Angeles Lower Bulrush Cyn 262 Comment
  UC625151  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-3-18 S 4282 Los Angeles Hamilton Canyon, Santa Catalina Island Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 10 Comment
  UCSB6425  Chaenactis glabriuscula B., K.; T., S. 1944-6-13 Los Angeles Chapman Burn, San Dimas Experimental Forest, San Gabriel Mountains Comment
  CAS-BOT-BC277326  Chaenactis glabriuscula var. glabriuscula Peter H. Raven; Henry J. Thompson 1959-6-4 14316 Los Angeles Santa Monica Mountains. Point Dume 45 Comment
  CAS-BOT-BC277357  Chaenactis glabriuscula var. glabriuscula Geo. L. Moxley 1922-5-1 s.n. Los Angeles Mint Canyon Comment
  UC472228  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1906-6-17 249 .6916 Los Angeles Mt. Wilson Comment
  RSA598911  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 1989-5-10 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, N of the road, 0.6 mi. E of Glendora Mtn. Rd. 381 Comment
  UCD130388  Chaenactis glabriuscula var. glabriuscula L. B. Ware 1971-4-24 s.n. Los Angeles West of Saint Bernard High School, Playa del Rey. Comment
  UC280141  Chaenactis glabriuscula var. orcuttiana S. B. Parish 1918-6-5 11866 a Los Angeles Playa del Rey Comment
  RSA239861  Chaenactis santolinoides John Dourley, Nick Lolonis 1968-8-20 s.n. Los Angeles near the base of Mt. Baden-Powell trail 2194 Comment
  RSA727534  Chaenactis xantiana R. G. Swinney 1998-5-16 6089 Los Angeles San Gabriel Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  SEINET10465475  Chamaerops humilis Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4880 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
  RSA596023  Chamaesyce albomarginata T. S. Ross, J. Mark Porter 1995-5-4 8436 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  SFV16000  Chamaesyce albomarginata D. C. Joyner, S. A. Call 1994-5-14 40 Los Angeles Mojave Desert Antelope Valley. Llano. Black Butte. 3 Sisters near junction of Highway 138 on Largo Vista Road. 1000 Comment
  RSA435971  Chamaesyce albomarginata Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 968 Los Angeles Roadside, Big Pines Hwy. midway between pearblossom and Valyermo 1037 Comment
  RSA499111  Chamaesyce albomarginata L. C. Wheeler 1936-7-7 4214 Los Angeles Coast highway 2.5 mi. E Dekker Ranch road, South side Santa Monica Mts. 6 Comment
  RSA518468  Chamaesyce albomarginata Gary D. Wallace 1966-4-12 449 Los Angeles Campus of Cal. St. College at L.A. Comment
  RSA590930  Chamaesyce albomarginata Orlando Mistretta 1994-4-12 1021 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1159 Comment
  RSA598994  Chamaesyce melanadenia L. C. Wheeler 1952-3-30 6844 Los Angeles San Gabriel Mountains: Little Tujunga Guard Station. 381 Comment
  RSA708765  Chamaesyce melanadenia Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1147 Los Angeles Upper slopes of McDonald Creek. 427 Comment
  SEINET7063569  Chamaesyce polycarpa A. G. Vestal 1947-4-8 s.n. Los Angeles Near Littlerock on Route 139. UTM Zone 11, 409714mE, 3820375mN. (WGS84/NAD83). 881 Comment
  RSA128786  Chamaesyce polycarpa var. polycarpa P. H. Raven 1959-5-3 s.n. Los Angeles Matted on banks; open in oak woodland, Woodland Wilson Drive 1.6 miles west of Cahuenga Pass. 305 Comment
  UCR98794  Cheilanthes covillei Steve Boyd, L. Raz 1997-4-30 9608 Los Angeles Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine 915 Comment
  IRVC28746  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25521 Los Angeles Santa Clara River Valley, S side at edge of farm fields near mouth of "Long Canyon" ca. 1 km due S of Del Valle NE end of Santa Susana Mtns. 274 Comment
  RSA601061  Chenopodium berlandieri Steve Boyd, Lauren Raz 1997-6-18 9997 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 2.4 road miles west of intersection with Highland St. 877 Comment
  UC1595401  Chenopodium berlandieri Tim Ross and Annette H. Ross 1991-7-29 5688 Los Angeles Elephant Hill San Dimas USGS 7.5' quad., Puente Hills, W Pomona (sw side, hill in n-most point of Puente Hills) 316 Comment
  UC1595355  Chenopodium botrys Tim Ross 1992-5-17 6350 Los Angeles 164 deg sse and 555m distant from mouth of Shoemaker Canyon; San Gabriel Mountains, E Fork of San Gabriel River 646 Comment
  SBBG59027  Chenopodium californicum S. A. Junak 1997-3-7 SCl 737 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  UCSB44903  Chenopodium californicum Batson, J. 1979-3-10 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  UC1586203  Chenopodium desiccatum Tim Ross 1991-8-16 5808 Los Angeles Colby Canyon San Gabriel Mountains, Condor Peak USGS 7.5' quad 1063 Comment
  RSA774180  Chenopodium hians R. G. Swinney 2009-7-22 11333 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA608296  Chenopodium leptophyllum L. C. Wheeler 1946-8-29 6320 Los Angeles San Gabriel Mountains: North of Prairie Fork, 1/4 mile SE Blue Ridge Lookout. 2560 Comment
  CAS-BOT-BC426286  Chenopodium leptophyllum Louis C. Wheeler 1973-6-8 s.n. 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
  LA200363  Chenopodium multifidum Jonathan Sauer; L. Onesti 1973-11-22 5563 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  UC452530  Chenopodium murale C. F. Millspaugh 1920-2-4 4662 Los Angeles Avalon Santa Catalina Island Comment
  RSA522970  Chenopodium murale T. S. Ross 1991-2-23 4084 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA533522  Chenopodium pratericola T. S. Ross 1991-3-9 4173 Los Angeles Whittier Hills (Puente Hills, pro parte): Seepage ca. 300 feet SW of Colima Road & Camino del Sur. 213 Comment
  POM219185  Chenopodium pumilio L. C. Wheeler 1932-7-2 894 Los Angeles San Dimas Canyon Comment
  CLARK-A1528-4571  Chloris gayana John C. Roos, Alfred R. Roos 1950-9-16 4987 Los Angeles Los Angeles 60 Comment
  NY32511  Chorizanthe leptoceras A. M. Ottley 1920-5-12 678 Los Angeles Santa Anita Wash. Comment
  RSA609080  Chorizanthe parryi var. parryi Louis C. Wheeler 1932-5-27 765 Los Angeles Thompson Creek Dam near Claremont 488 Comment
  CAS-BOT-BC244654  Chorizanthe staticoides Steve Boyd; Lauren Raz 1997-5-6 9700 Los Angeles Liebre Mountains Region. San Francisquito Canyonm west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater 731 Comment
  RSA488741  Chorizanthe staticoides James L. Reveal 1988-5-24 6870 Los Angeles 0.2 miles east of the Los Angeles County Animal Center Number 6 in Castaic just south of Charlie Canyon. 366 Comment
  UCR182390  Chorizanthe staticoides R. G. Swinney 1998-5-15 6053 Los Angeles San Gabriel Mountains, San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  RSA727370  Chorizanthe watsonii R. G. Swinney 1998-5-16 6075 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  RSA586674  Chorizanthe xanti var. xanti Orlando Mistretta, Mark A. Elvin 1995-5-10 1706 B Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1189 Comment
  SBBG62356  Chorizanthe xanti var. xanti R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  UCR186940  Chorizanthe xanti var. xanti A. C. Sanders 2006-4-25 32169 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
  UCR161209  Chrysothamnus nauseosus T. B. Salvato, Melissa Clemons 2005-9-27 1236 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  SEINET7988608  Chrysothamnus nauseosus subsp. hololeucus Steve Boyd 1996-10-14 9095 Los Angeles Liebre Mountains Region, Liebre Mountain region 1100 Comment
  IRVC26283  Cirsium occidentale var. californicum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2913 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  RSA660120  Cirsium occidentale var. californicum Orlando Mistretta 1992-6-12 562 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA598584  Cirsium occidentale var. venustum L. C. Wheeler 1967-5-24 9722 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 822 Comment
  UCD130634  Cirsium ochrocentrum var. ochrocentrum G. W. Garrettson 1960-7-22 s.n. Los Angeles Southern Pacific Railroad, right-of-way about 100 yards west of Water Street, Walnut. Comment
  RSA0036757  Cirsium vulgare Carol Zuck 1981-2-27 60 Los Angeles W.[West] Covina. I-10 Fwy. between Barranca and Grand [Ave.] Off-ramps-east on the fwy. Comment
  SBBG108909  Cistanthe maritima S. A. Junak 1997-3-11 SCl 743 Los Angeles Sibara Ridge overlooking Pyramid Cove, ca. 0.25 mi S of Triangulation Pt Guds 164 Comment
  RSA587521  Cistanthe monandra Orlando Mistretta, Steve Boyd, Darin Banks 1994-4-29 1095 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  CAS-BOT-BC162637  Clarkia John H. Thomas 1957-5-17 6770 Los Angeles Occidental College Campus, Los Angeles, near Moore Laboratory Comment
  RSA162763  Clarkia amoena J. D. Olmsted 1958-5-11 124 Los Angeles Claremont, drainage along San Antonio Creek on Pomona College Campus. 366 Comment
  CAS-BOT-BC172434  Clarkia bottae Raymond J. Dobbs 1927-5-26 s.n. Los Angeles Loner Arroyo Comment
  JEPS43846  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-27 55 Los Angeles 8 mi w Elizabeth Lake 1000 Comment
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Jun 27 2006
  CAS-BOT-BC172097  Clarkia dudleyana C. F. Baker 1904-5-1 4714 Los Angeles Hills near Claremont Comment
  RSA747064  Clarkia dudleyana R. G. Swinney 2008-5-30 8904 Los Angeles San Gabriel Canyon near El Encanto, 200 m west of entrance along Hwy 39 232 Comment
  UC56101  Clarkia dudleyana J. H. Barber 1897-6-30 Los Angeles Pierson's Mine Comment
  UC535309  Clarkia epilobioides Ira W. Clokey, B. Templeton May 1929 4533 Los Angeles Mandeville Canyon Santa Monica Mountains 250 Comment
  SBBG60330  Clarkia purpurea subsp. purpurea R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake Comment
  RSA601052  Clarkia purpurea subsp. quadrivulnera Steve Boyd, Lauren Raz 1997-6-18 9975 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA601564  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-6-15 9837 Los Angeles Liebre Mountain Region: Foothills NE of Saugus. 396 Comment
  RSA652339  Clarkia unguiculata D. Bartholomew 1961-5-13 85 Los Angeles Big Dalton Canyon (just back from chain across road). Comment
  UCR265510  Clarkia unguiculata Dan S. Cooper 2015-4-3 315- 17 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park area, Los Angeles, south edge of Forest Lawn Dr. adjacent to Forest Lawn Cemetery 159 Comment
  UC284266  Clarkia xantiana P. A. Munz 1923-5-27 6879 Los Angeles Rock Creek San Gabriel Mts. 1295 Comment
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May 13 2009
  UCR190607  Claytonia R. G. Swinney 2000-6-19 7815 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  RSA779206  Claytonia parviflora R. G. Swinney 2009-6-8 11075 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0091516  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-4-20 14427 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  SBBG112786  Claytonia parviflora subsp. parviflora S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 523 Los Angeles Little Ripper's Cyn, just inland from beach 9 Comment
  RSA724613  Claytonia parviflora subsp. utahensis K. Dobry 1991-4-22 452 Los Angeles San Gabriel Mts. at Elsmere Cyn Comment
  RSA748742  Claytonia perfoliata R. G. Swinney 2008-3-31 8586 Los Angeles Glendora Mountain summit 1003 Comment
  UCR217414  Claytonia perfoliata R. G. Swinney 2009-3-10 10055 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  HSC31667  Claytonia perfoliata subsp. mexicana Thomas E. Higley 1974-4-20 31 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  SBBG119294  Claytonia perfoliata subsp. perfoliata V. Soza with K. Hughes 1999-6-17 532 Los Angeles Chantry Flat, off USFS rd 2N41, W of water tank 701 Comment
  RSA597769  Claytonia rubra subsp. rubra Steve Boyd, Lauren Raz 1997-3-14 9181 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  SBBG87644  Clematis lasiantha S. Boyd, T. Elias 1987-4-14 2055 Los Angeles Rincon, Red Box Rd S of Rincon Forest Station, N of Glendora Comment
  SDSU9998  Clematis lasiantha J. Godsil 1953-3-15 591 Los Angeles Baseline road, north-west of Claremont. 366 Comment
  SFV18448  Clematis lasiantha C. Ferguson 1973-3-24 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Los Pinetos Trail._x000B_ Comment
  UCR270090  Clematis lasiantha R. G. Swinney 2011-4-9 14365 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  RSA386242  Clematis ligusticifolia N. C. Cooper 1943-11-21 981 Los Angeles Mint Canyon. Roadside west of Ranger Station. 762 Comment
  RSA755851  Clematis ligusticifolia R. G. Swinney 2008-7-2 9128 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  RSA0117477  Collinsia bartsiifolia var. davidsonii A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37952 Los Angeles Tehachapi Mountains: Crane Canyon, 1.0 mi. SE (144 deg ) of Castac Lake, 1.7 mi. NE (43 deg ) of Gorman, just S of Kern Co. line. 1141 Comment
  SBBG66412  Collinsia bartsiifolia var. davidsonii R. Hoffmann 1925-5-16 Los Angeles East Bouquet Cyn Comment
  RSA773995  Collinsia callosa R. G. Swinney 2009-6-24 11255 -A Los Angeles summit of Granite Mountain 1988 Comment
  RSA408278  Collinsia heterophylla M. B. Dunkle 1939-4-6 7295 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA408269  Collinsia heterophylla Anstruther Davidson 1890-5-18 s.n. Los Angeles Foothills Comment
  RSA412255  Collinsia torreyi var. wrightii Fred Burlew 1917-01 3137 Los Angeles Mt. San Antonio. Comment
  SBBG58200  Collomia grandiflora R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  SDSU4110  Constancea nevinii R. M. Beauchamp 1967-3-17 258 Los Angeles East of Date 2 storage area, south east of Wilson Cove, San Clemente Island. Comment
  UCD150952  Constancea nevinii D. S. Park 2010-4-26 37 Los Angeles Ranch Santa Ana Botanic Garden 360 Comment
  RSA0042310  Convolvulus simulans Mark L. Hoefs, Steven A. Junak, Denise Knapp 2000-5-5 3078 Los Angeles Santa Catalina Island: Near road below El Rancho Escondido. 146 Comment
  SEINET10808296  Conyza bonariensis David B. Dunn 1949-7-15 Dunn s.n. Los Angeles Growing at U.C.L.A. in soil collected at #3 weather station in the Red hills about 1 mile south of the Bursum Triangulation Point, Socorro county, New Mexico. Comment
  RSA0088137  Conyza canadensis Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 813 Los Angeles Santa Catalina Island. Above pier at W end of Moonstone Cove, along trail to White's Landing. 18 Comment
  UC195500  Conyza floribunda D. L. Crawford 1915-8-10 548 Los Angeles Claremont Comment
  RSA0084702  Cordylanthus nevinii R. G. Swinney 2009-7-29 11426 Los Angeles Pacifico Mountain summit. 2134 Comment
  RSA114359  Coreopsis californica Percy C. Everett 1956-5-9 21561 Los Angeles 6.7 miles S of Lancaster, hwy 6, Joshua Tree Woodland 762 Comment
  RSA178081  Coreopsis californica R. F. Thorne 1963-5-15 31664 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  CAS-BOT-BC287945  Coreopsis calliopsidea Carl B. Wolf 1937-4-28 8522 Los Angeles Western Mojave Desert. Antelope Valley, 3.6 miles S of Palmdale 853 Comment
  SEINET7836952 Image available Coreopsis douglasii G. B. Grant 681 Los Angeles Altadena Comment
  JEPS70073  Corethrogyne filaginifolia L. R. Heckard 1971-9-30 2853 Los Angeles 10 air mi nw Castaic (Oak Flats Campground n of Whitaker Summit); Oak Flats Campground 640 Comment
  RSA608440  Corethrogyne filaginifolia L. C. Wheeler 1952-10-5 1420 Los Angeles Westolme Ave UCLA Campus 137 Comment
  RSA585824  Coronilla valentina T. S. Ross, Angelika Brinkmann-Busi 1992-3-28 6057 -a Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; Abalone Cove area; old road from Palos Verdes Drive South to Abalone Cove (now just a trail), NW of Portuguese Point and +/- SSE of the Wayfarers chapel. Comment
  RSA602767  Cortaderia selloana L. C. Wheeler 1972-12-24 12802 Los Angeles San Gabriel Mountains: Las Flores Canyon. 823 Comment
  UCR65251  Cotula australis F. R. Fosberg 1931-4-8 S- 04506 Los Angeles Channel Islands, Santa Catalina Island, Avalon 10 Comment
  SFV3859  Cotula coronopifolia M. L. Vincent 1960-5-12 58 Los Angeles Malibu Lagoon on Highway 101. Near Malibu Beach Colony. 3 Comment
  RSA594736  Crassula connata T. S. Ross 1995-4-7 8351 Los Angeles Old Ridge Route: 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon. 619 Comment
  RSA724379  Crassula connata K. Dobry 1990-3-25 d- 109 Los Angeles Simi Hills at Dayton Canyon Comment
  RSA5873  Cressa truxillensis C. B. Wolf 1932-9-16 4124 Los Angeles Bryant Ranch, west side of San Gabriel River Flood Control, 1/2 mi. So. of 7th St (Long Beach). 3 Comment
  SBBG129042  Cressa truxillensis J. George, A. S. George 2014-7-24 Los Angeles Carson, just W of intersection of E Carson St and N Avalon Blvd 23 Comment
  SD90190  Crocanthemum scoparium var. vulgare Benjamin C. Stone 1953-5-1 325 Los Angeles Above Coal Creek Canyon, Santa Ana Mountains. 1220 Comment
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Aug 6 2015
  NY268584  Crossosoma californicum A. Davidson 06 1892 5785 Los Angeles Santa Catalina Island. Comment
  SBBG106909  Crossosoma californicum M. L. Hoefs, R. F. Thorne 1996-4-6 2646 Los Angeles Renton Mine Rd 243 Comment
  SBBG47482  Crossosoma californicum M. B. Dunkle 1932-1-24 2862 Los Angeles Avalon, East Ridge 91 Comment
  LA30862  Croton californicus Jane Turner; Peter H. Raven, Barbara Whitesel 1959-3-15 C 164 Los Angeles Santa Monica Mountains, Point Dume Comment
  UC66755  Croton californicus N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  RSA480556  Croton californicus var. californicus Richard Arnold 1984-8-10 1030 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey) Area V3 Comment
  SBBG28477  Croton setiger L. R. Abrams 1902-8-20 2966 Los Angeles near Inglewood Comment
  UCD59825  Crypsis schoenoides Barry Hammel 1976-8-2 402 Los Angeles Angeles National Forest, Little Rock Reservoir, San Gabriel Mountains. 1036 Comment
  RSA783423  Cryptantha J. D. Olmsted 1959-3-27 322 Los Angeles On terrace 1/4 mile SW of stream gaging station below San Dimas Ranger station; Mt. Range: San Gabriel Mts; Drainage area: San Dimas Creek. 488 Comment
  UCR205220  Cryptantha R. G. Swinney 2006-6-18 8532 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
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Feb 19 2020
  RSA316341  Cryptantha circumscissa R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54953 Los Angeles 1/4-1/2 mi N of Bob s Gap, N slope of Holcomb ridge, c. 2 1/2 mi due S of Llano, E of Bob's Gap Rd 1159 Comment
  RSA557822  Cryptantha circumscissa D. Charlton 1989-4-7 2834 Los Angeles Kentucky Springs, 1 mile south of Highway 14 on Sierra Highway. Comment
  RSA485307  Cryptantha decipiens Barbara Shervanick 1974-4-28 1242 Los Angeles Wash just west of Littlerock. 854 Comment
  RSA587252  Cryptantha decipiens Orlando Mistretta 1994-5-13 1200 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon. 1067 Comment
  SBBG118584  Cryptantha decipiens L. Gross with O. Mistretta, V. Soza 2003-5-13 894 Los Angeles Big Rock Crk, N and E of Valyermo Ranger Stn, off Big Pines Hwy; T4N R9W S8 1143 Comment
  LA31579  Cryptantha intermedia Henry J. Thompson; 1959-4-12 1927 Los Angeles 304 Comment
  RSA187719  Cryptantha intermedia R. F. Thorne 1966-4-6 35888 Los Angeles Santa Catalina Island. Between White and Moonstone Coves 15 Comment
  RSA669294  Cryptantha intermedia LeRoy Gross, Naomi Fraga 2002-5-10 540 Los Angeles (Angeles National Forest road survey of 2002). Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 579 Comment
  RSA726024  Cryptantha intermedia A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26131 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  UC61118  Cryptantha intermedia J. H. Barber 1897-1 223 Los Angeles Bear Canyon Comment
  UCR200027  Cryptantha intermedia Valerie Soza, Susan Caplow 2003-4-11 1633 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park vicinity, upper Brand Canyon, alongside Brand Park Motorway 549 Comment
  POM3893  Cryptantha intermedia C. F. Baker 1903-4-1 4137 Los Angeles Claremont Comment
  RSA482512  Cryptantha intermedia Richard Noyes 1988-4-30 496 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  SEINET12280824  Cryptantha intermedia Unknown 1936-1 12712 Los Angeles Santa Monica Mts Comment
  UCSB5600  Cryptantha intermedia B., K. 1943-6-15 Los Angeles Weather station on Johnstone Peak, west of San Dimas Canyon, San Gabriel Mtns. 975 Comment
  RSA0075631  Cryptantha intermedia var. johnstonii P. H. Raven 1959-4-18 13996 Los Angeles Santa Monica Mountains, Point Dume, sandy fields behind point. 24 Comment
  UCR277083  Cryptantha micrantha var. lepida R. G. Swinney 2011-6-7 15081 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  UCR177142  Cryptantha microstachys L. C. Wheeler 1967-5-8 9332 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 396 Comment
  LA200288  Cryptantha muricata Henry J. Thompson; 1961-3-31 3178 Los Angeles Santa Monica Mountains, Stunt Road, 1 mi. S of Mulholland Highway 350 Comment
  SD247357  Cryptantha muricata R. G. Swinney 2010-5-4 12498 Los Angeles San Gabriel Mountains: North of Sylmar, 0.1 mile NNE 6 degrees of Stetson Debris Basin, at north end of motorway at powerlines, west (250 degrees) of the debris basin in Sombrero Cyn., 0.4 mile north of I-210 Fwy. 487 Comment
  SD253405  Cryptantha muricata R. G. Swinney 2011-7-7 15445 Los Angeles San Gabriel Mts.: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Canyon (Chilao Flat 7.5'Q) 1220 Comment
  UC1871313  Cryptantha muricata T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3914 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  RSA0078896  Cryptantha muricata var. denticulata T. S. Ross, Peter W. Fritsch, Steve D. Boyd, Orlando Mistretta 1990-6-22 3759 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  SEINET13297584 Image available Cryptantha muricata var. denticulata R. G. Swinney 2011-1 14472 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  SEINET13383024 Image available Cryptantha muricata var. denticulata R. G. Swinney 2011-1 14886 Los Angeles Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  RSA0092533  Cryptantha muricata var. jonesii R. G. Swinney 2011-6-22 15247 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  RSA0079277  Cryptantha muricata var. muricata Steve Boyd, Thomas Elias 1987-4-14 2041 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora. Comment
  RSA0079618  Cryptantha muricata var. muricata Steve Boyd, Amber Maurice 2004-5-18 11313 Los Angeles Liebre Mountains region: On road leading down towards Atmore Meadows area from main road on crest of Liebre Mountain, at crossing of spring outflow. 1437 Comment
  RSA0079604  Cryptantha muricata var. muricata L. C. Wheeler 1967-5-18 9616 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  CHSC99838  Cryptantha nevadensis LeRoy Gross 2005-5-3 2215 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T4N, 5N R9W, 10W S6, 1,31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1119 Comment
  RSA709629  Cryptantha nevadensis var. rigida LeRoy Gross 2005-4-28 2121 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
  UCR261882  Cryptantha nevadensis var. rigida Tim Thomas 2014-5-4 6290 Los Angeles Mojave Desert, Antelope Valley, 2.6 miles north of Neenach, just east of aqueduct just south of Ave A 884 Comment
  UCR277192  Cryptantha nevadensis var. rigida R. G. Swinney 2011-4-19 14417 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA756180  Cryptantha nevadensis var. rigida Orlando Mistretta 2008-4-3 2267 -a Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  RSA0082881  Cryptantha oxygona R. G. Swinney 2010-5-19 12775 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UC1871067  Cryptantha oxygona T. S. Ross 1991-4-29 4797 Los Angeles San Gabriel Mtns.; Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna. Comment
  RSA0078920  Cryptantha pterocarya var. pterocarya Robert Gustafson, Gary D. Wallace 1982-4-26 2553 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  RSA230675  Cryptantha simulans R. F. Thorne 1969-7-9 38509 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station 2134 Comment
  UCR192836  Cryptantha simulans R. G. Swinney 1998-7-6 6282 Los Angeles San Gabriel Mtns., Mescal Canyon, 0.8 mile north of junction of Hwy 2 and Mescal Canyon Rd. 1732 Comment
  SEINET10682293  Cucurbita Heidi H. Schmidt 1999-10-14 Schmidt 3833 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UCR117113  Cupaniopsis anacardioides A. C. Sanders, D. Malueg 2001-5-17 24349 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  POM126994  Cuscuta californica Jos. Burtt Davy 1896-5-9 2299 Los Angeles Antelope Valley Comment
  UCR47252  Cuscuta californica A. C. Sanders 1987-6-10 7121 Los Angeles South Coast, Dunes at W end of the Los Angeles International Airport [LAX] 30 Comment
  RSA409728  Cuscuta ceanothi E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon Comment
  UCR182894  Cuscuta indecora var. neuropetala T. C. Fuller 1958-8-5 3970 Los Angeles Western Mojave Desert; Antelope Valley, north side Avenue K, east of 30th St. [East], Lancaster 739 Comment
  UCR204837  Cuscuta subinclusa R. G. Swinney 2005-8-11 8459 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  CDA33865  Cuscuta subinclusa Pat Akers 2008-9-1 PDR# 1440793 Los Angeles El Monte; On San Gabriel, north of Thienes 0 Comment
  RSA404472  Cycladenia humilis var. venusta F. R. Fosberg, J. Ewan 1931-8-12 795 Los Angeles Islip-Williamson divide between Bear & Big Rock Creeks 2150 Comment
  RSA600669  Cylindropuntia echinocarpa L. C. Wheeler 1967-11-18 s.n. Los Angeles Ft. Tejon Road; 1/2 mile ESE of 106 St. East. 1005 Comment
  RSA483538  Cynodon dactylon F. R. Fosberg 1930-7-7 S 3141 Los Angeles Alamitos Bay. Comment
  RSA658885  Cynodon dactylon Douglas A. Springer 1981-2-18 17 Los Angeles Cal Poly University Campus, junction of University Drive and Kellog Drive. Comment
  CATA409  Cyperus eragrostis Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 546 Los Angeles Santa Catalina Island: Haypress Reservoir 457 Comment
  RSA747075  Cyperus eragrostis R. G. Swinney 2008-5-30 8893 Los Angeles San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  UCR132942  Cyperus eragrostis Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  POM1356  Cyperus esculentus I. M. Johnston 1918-7-29 2108 Los Angeles Covina. 152 Comment
  RSA656258  Cyperus involucratus Yvonne Younger 1977-3-10 2 Los Angeles Verdugo Mountains: By vacant lot, disturbed area, 1210 Cresthaven Drive, Pasadena-Eagle Rock. 259 Comment
  RSA511000  Dalea mollis R. F. Thorne, Gary D. Wallace 1973-4-24 43455 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  JEPS23134  Datisca glomerata Rimo Bacigalupi with Reino Alava 1958-7-21 6453 Los Angeles South Fork of Little Rock Creek, Angeles National Forest South Fork of Little Rock Creek; San Gabriel Mountains, Angeles National Forest, Little Rock 1432 Comment
  RSA682456  Datisca glomerata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1045 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  POM209997  Datisca glomerata Victor Duran 1933-7-11 3518 Los Angeles Sulphur Spring. 1524 Comment
  SEINET4890502  Datisca glomerata J. H. Barber 1897-6-26 188 Los Angeles Aliso Canyon Comment
  CATA1322  Daucus pusillus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2417 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 243 Comment
  UCR127196  Daucus pusillus A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26282 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  CAS-BOT-BC130940  Deinandra clementina L. R. Abrams; I. L. Wiggins 1931-7-6 342 Los Angeles Vicinity of Mosquito Harbor Comment
  SBBG42225  Deinandra clementina M. B. Dunkle 1939-4-5 7277 Los Angeles Pyramid Cove Comment
  SBBG95892  Deinandra clementina M. B. Dunkle 1939-4-2 7214 Los Angeles San Clemente Island Comment
  UC1215184  Deinandra clementina Peter H. Raven 1962-5-7 17575 Los Angeles Wilson Cove San Clemente Island, Wilson Cove 45 Comment
  SD69731  Deinandra fasciculata Robert F. Thorne 1966-4-28 36243 Los Angeles Santa Catalina; near junction of Wrigley Drive and Renton Mine Road. 105 Comment
  CAS-BOT-BC294070  Deinandra kelloggii Grant 1904-5-29 5516 Los Angeles Pasadena Comment
  RSA0022368  Delphinium cardinale Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5126 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0108892  Delphinium cardinale Richard G. Swinney 2010-8-11 13510 Los Angeles San Gabriel Mountains: San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/service road. 595 Comment
  SBBG61313  Delphinium cardinale J. Koontz with B. O'Brien E. Gardner 2012-5-15 291 Los Angeles Claremont, Rancho Santa Ana Botanic Garden, just outside N fence 416 Comment
  SBBG17157  Delphinium cardinale M. Vincent 1962-6-18 263 Los Angeles Mulholland Hwy, 1.5 mi W of Old Topanga turn off Comment
  RSA0005316  Delphinium kinkiense R. M. Beauchamp 1967-3-18 290 Los Angeles San Clemente Island: canyon north of Nanny. 244 Comment
  UCR223006  Delphinium parishii R. G. Swinney 2009-5-13 10787 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  SBBG53215  Delphinium parryi subsp. maritimum S. A. Junak 1978-4-16 SCa 43 Los Angeles small cyn W of Fourth of July Cove Comment
  SBBG77827  Delphinium parryi subsp. maritimum F. R. Fosberg 1932-6-6 8130 Los Angeles Big Wash Cyn, Avalon 50 Comment
  RSA0091875  Delphinium parryi subsp. maritimum Steven A. Junak, Ralph N. Philbrick 2001-5-17 SCa- 1521 Los Angeles Santa Catalina Island. E of Little Harbor, just N of Sheep Chute Ridge Road, ca. 0.2 mile from intersection with Little Harbor Road, on S side of Big Springs Canyon. 79 Comment
  POM199734  Delphinium patens subsp. hepaticoideum I. W. Clokey 1929-04 4433 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA724386  Delphinium patens subsp. hepaticoideum K. Dobry 1991-3-15 419 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  RSA0030040  Delphinium patens subsp. montanum Tim S. Ross, W. Appleby 1993-5-20 7200 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  UC557813 Image available Delphinium variegatum subsp. thornei Nell Murbarger April 1936 49 Los Angeles Near mesa summit and on south end of island. San Clemente Island Comment
  LA82464  Dendromecon rigida O. H. Kappler; 1941-3-26 152 Los Angeles 609 Comment
  POM14765  Dendromecon rigida subsp. rigida Alice Eastwood 1913-5-11 3155 Los Angeles San Fernando Wash Comment
  UCR155350  Deschampsia danthonioides A. C. Sanders 2005-5-11 30133 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  POM369559  Descurainia obtusa subsp. adenophora Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  UCR276819  Descurainia pinnata R. G. Swinney 2010-5-21 12882 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
  UCR281994  Descurainia pinnata subsp. glabra R. G. Swinney 2014-5-7 16413 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  POM465  Descurainia pinnata subsp. menziesii M. Howland s.n. Los Angeles Claremont. 365 Comment
  RSA670622  Dicentra chrysantha Bonnie C. Templeton, I. W. Clokey 1930-5-10 1471 Los Angeles North end of Bouquet Canyon. 800 Comment
  CATA629  Dichelostemma capitatum Mark L. Hoefs 1991-4-8 1084 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  UC843601  Dichelostemma capitatum C. F. Baker 1904-4-22 4764 Los Angeles Monrovia Comment
  RSA0056479  Dichelostemma capitatum subsp. capitatum Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Transverse Ranges; Liebre Mountains region: Bouquet Canyon. Comment
  RSA376858  Dichelostemma capitatum subsp. capitatum Thekla Mohr s.n. Los Angeles Los Angeles Comment
  RSA52500  Dichelostemma capitatum subsp. capitatum I. L. Wiggins 1949-2-22 11959 Los Angeles Northern end of San Clemente Island Comment
  LA201627  Dichelostemma capitatum subsp. pauciflorum Arthur C. Gibson; 2001-4-20 4300 Los Angeles Comment
  CAS-BOT-BC209062  Digitaria sanguinalis Peter H. Raven; Henry J. Thompson 1959-9-18 14440 Los Angeles Santa Monica Boulevard near Beverly Glen Boulevard, West Los Angeles - Santa Monica Mountains 76 Comment
  RSA0019268  Dimorphotheca ecklonis Scott D. White 1997-3-12 4738 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  CAS-BOT-BC150635  Diplacus longiflorus C. F. Baker 1909-5-15 5320 Los Angeles Mts. near Claremont Comment
  CHSC102904  Diplacus longiflorus L. P. Janeway 2009-5-15 9784 Los Angeles Peninsular Ranges. North slope of Puente Hills; Shabarum Regional County Park, along Shabarum Trail; 1.7 air km south-southwest of the junction of S. Azuza Ave and Colima Road. 342 Comment
  RSA666729  Distictis buccinatoria A. C. Sanders, D. Malueg 2001-5-17 24320 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  CAS-BOT-BC41903  Dithyrea maritima Geo. B. Grant 1898-3-7 5756 Los Angeles 2 miles north of Rodondo. Comment
  RSA0001938  Dithyrea maritima Alice Jane Merritt 1894-06 s.n. Los Angeles Redondo Beach. Comment
  RSA65163  Dodecahema leptoceras F. W. Peirson 1921-6-21 2455 Los Angeles West Fork of San Gabriel River, San Gabriel Mts. 640 Comment
  RSA461492  Dodecatheon clevelandii Helen M. Oster 1924-3-22 s.n. Los Angeles Between Vermont and Western Comment
  POM294822  Dodecatheon clevelandii Lyman Benson 1945-3-16 11609 Los Angeles Claremont, Pacific slope drainage area. 351 Comment
  UC141704  Dodecatheon clevelandii subsp. clevelandii C. F. Baker 1904-4-1 4110 Los Angeles Claremont Comment
  RSA228952  Draba corrugata var. corrugata R. F. Thorne 1971-8-25 41286 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  UCR259405  Drymocallis glandulosa R. G. Swinney 2010-9-9 13743 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
  UC1551975  Drymocallis glandulosa var. glandulosa Lyman Benson 1945-6-5 11753 Los Angeles on the Glendora Ridge Road 2 1/2 mi sw Camp Baldy (Cold Springs); San Gabriel Mountains, Cold Springs 1371 Comment
  UC1870312  Drymocallis glandulosa var. glandulosa LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1067 Los Angeles [Transverse Ranges; Verdugo Mountains region]; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. Near 34.23286N, 118.28306W. 550 Comment
  UCR99434  Drymocallis glandulosa var. reflexa R. G. Swinney 1995-9-4 4499 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
  POM306716  Drymocallis glandulosa var. reflexa Henry J. Ramsey, Henry J. Ramsey 1937-7-18 1666 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  POM48758  Drymocallis glandulosa var. viscida Fordyce Griffiths Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  UC812068  Dryopteris arguta I. W. Clokey and E. G. Anderson 1935-5-9 6502 Los Angeles San Dimas Canyon Comment
  UCR217409  Dryopteris arguta R. G. Swinney 2009-2-26 10044 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  RSA650211  Dryopteris arguta Robert Wade 1949-2-19 s.n. Los Angeles Trunbull canyon, no. of Puente. 304 Comment
  SFV1555  Dudleya abramsii K. A. Wilson 1962-5-12 1281 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  RSA0081052  Dudleya cymosa R. G. Swinney 2010-6-1 13108 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  CAS-BOT-BC109681  Dudleya cymosa subsp. marcescens K. Nakai; B. Broadbent 1980-5-4 595 Los Angeles Santa Monica Mountains, Malibue Creek State Park, ca. 1375 m southeast of the junction of Cornell Road and Mulholland Highway along Malibu Creek. 250 Comment
  RSA747755  Dudleya cymosa subsp. pumila Scott D. White, Justin M. Wood 2009-5-6 12660 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UC933295  Dudleya cymosa subsp. pumila Reid Moran 1946-5-30 2064 Los Angeles 2 mi above Coldbrook Guard Station (Soldier Canyon) 1158 Comment
  UCR263271  Dudleya cymosa subsp. pumila Anuja Parikh, Nathan Gale 2012-5-2 3575 Los Angeles Transverse Range: San Gabriel Mountains, West Fork San Gabriel River, 0.6 km east of Cogswell Reservoir 685 Comment
  RSA423525  Dudleya densiflora H. G. Rush 1948-4-10 s.n. Los Angeles San Gabriel Canyon, near second river bridge on hillsides 152 Comment
  UC1593826  Dudleya hassei Jim Dice, Michael Donoghue and Terry Martin 1983-5-20 347 Los Angeles ne facing slope above Pebbly Beach Drive (betw Avalon Bay and Abalone Point); Santa Catalina Island Comment
  CAS-BOT-BC428403  Dudleya lanceolata L. R. Abrams 1901-6-1 1864 Los Angeles Ballona Harbor Comment
  LA200383  Dudleya lanceolata Jonathan Sauer; S. Modry, et. al. 1969-6-4 4559 Los Angeles 853 Comment
  RSA5783  Dudleya lanceolata B. D. Stark 1932-10-23 1622 Los Angeles East slope, Lobo Canyon, Santa Monica Mtns. 274 Comment
  UC1174778  Dudleya multicaulis P. C. Everett and E. K. Balls 1960-5-6 24107 Los Angeles s side Gladstone Rd (Way Hill); San Dimas Comment
  RSA9668  Dudleya multicaulis L. C. Wheeler 1932-5-8 695 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  UC1053336  Dudleya virens D. F. Howe 1953-5-2 45589 Los Angeles s side Wain Canyon; Catalina Island Comment
  RSA36110  Dudleya virens subsp. hassei C. B. Wolf 1934-5-11 3570 Los Angeles Santa Catalina Island. Point at W side of Fourth of July Cove Comment
  UCR99661  Dysphania ambrosioides Scott D. White 1992-10-8 891 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA549995  Echinochloa crus-galli Scott D. White 1992-10-8 912 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on S by Civic Center Road; terminates on W in vicinity of Malibu School. 91 Comment
  SBBG54053  Ehrendorferia chrysantha K. R. Montgomery, T. W. Strid 1973-5-19 73 -83 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  UCSB3674  Ehrendorferia chrysantha Kamb, Peter 1947-6-9 Los Angeles Angeles Crest highway at Ladybug Canyon, San Gabriel Mts. 1280 Comment
  SBBG70220  Ehrendorferia chrysantha M. N. Ackley -Apr-1927 361 Los Angeles near Azusa, San Gabriel wash 182 Comment
  LA29207  Ehrendorferia ochroleuca Blaire; Mary V. Hood, Jean Wylie 1936-5-17 100 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  CAS-BOT-BC227185  Ehrharta longiflora Scott D. White; Justin Wood 2008-5-8 11943 Los Angeles Puente / Chino Hills: SCE powerline corridor near Skyline Dr., and E of Hacienda Blvd.; Hacienda Heights 335 Comment
  RSA727268  Eleocharis acicularis var. acicularis R. G. Swinney 1997-6-19 5612 Los Angeles San Gabriel Mtns.: SE end of Jackson Lake, west of Wrightwood 1872 Comment
  UCR126700  Eleocharis montevidensis A. C. Sanders, Mark Elvin 2003-8-7 27178 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  SD186019  Eleocharis obtusa A. C. Sanders 2005-5-5 29896 Los Angeles Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool. 655 Comment
  RSA643406  Eleocharis parishii Orlando Mistretta 1995-10-2 1940 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Mt. Emma section. 1051 Comment
  RSA69475  Elodea canadensis L. C. Wheeler 1933-12-13 2325 Los Angeles Several colonies on muddy lake bottom; probably introduced. 411 Comment
  RSA108483  Elymus X gouldii Frank W. Gould 1944-5-7 2334 Los Angeles On open roadside and along railroad; naer junction of Imperial Highway and Firestone Blvd. (near Compton). Comment
  RSA0080765  Elymus elymoides R. G. Swinney 2010-5-12 12734 Los Angeles 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
  SBBG59330  Elymus elymoides R. Hoffmann 1929-4-28 Los Angeles Harold, near Palmdale Comment
  RSA229122  Elymus elymoides subsp. elymoides R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38859 Los Angeles San Gabriel Mountains, Angeles National Forest: Above Angeles Crest Highway at headwater of South Fork, Big Rock Creek, ca. 1.7 miles south of Dawson Saddle. 2317 Comment
  RSA645653  Elymus elymoides subsp. elymoides R. G. Swinney 1996-5-27 4729 Los Angeles San Gabriel Mountains: E of Table Mountain and NW of Wright Ridge. E-W-facing ridgetop, 2.25 miles SE of Smithsonian Observatory on E end of ridge. 2252 Comment
  RSA787529  Elymus elymoides subsp. elymoides Jane Tirrell 2012-6-6 LS 0060 Los Angeles North side of California State Route 2 opposite culvert for Big Rock Creek Drainage 2306 Comment
  UC1132989  Elymus elymoides subsp. elymoides A. D. Gifford 1935-4-21 620 Los Angeles 3 1/2 mi nw Manzana; Tejon Quadrangle Comment
  UCR143223  Elymus glaucus F. R. Fosberg 1931-7-12 S- 4853 Los Angeles Channel Islands, Santa Catalina Island, Hay Press 427 Comment
  RSA573744  Elymus glaucus subsp. jepsonii Timothy S. Ross 1992-7-17 6727 Los Angeles San Gabriel Mountains: W of the summit of Condor Peak. 1588 Comment
  SBBG33329  Elymus multisetus A. D. E. Elmer -Jun-1902 3749 Los Angeles Lancaster Comment
  SEINET10807096  Elymus stebbinsii subsp. septentrionalis LeRoy R. Abrams Abrams 1735 Los Angeles Ballina Harbor. Comment
  RSA719737  Elymus trachycaulus subsp. trachycaulus R. G. Swinney 1996-8-7 5220 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  RSA599582  Emmenanthe penduliflora Steve Boyd, Lauren Raz 1997-3-25 9309 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
  SFV2955  Emmenanthe penduliflora K. A. Wilson 1961-4-26 1159 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. 610 Comment
  SEINET12330749  Emmenanthe penduliflora H. W. Graham 1927-1 9- 9 -5 Los Angeles Mt. Lowe to observatory on Mt. Wilson near Los Angeles Comment
  RSA9613  Emmenanthe penduliflora var. penduliflora C. F. Baker 1904-05 4711 Los Angeles Hills near Claremont. Comment
  UCR280689  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2014-5-27 16677 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  POM356650  Encelia californica Ora M. Clark 1929-1-16 1478 Los Angeles Elyssian park, L.A. Comment
  UC1922585  Encelia californica Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1169 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 518 Comment
  RSA0051645  Encelia californica Harold L. Pirie 1963-5-10 s.n. Los Angeles Santa Monica Mts., Along Mulholland Dr. just west of Taconis Ranch Rd. 304 Comment
  CAS-BOT-BC140531  Encelia farinosa A. C. Sanders 2003-3-14 25751 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
  RSA598945  Encelia farinosa var. farinosa Steve Boyd, Timothy S. Ross 1997-3-21 9190 A Los Angeles Liebre Mountains, Castaic Valley along Lake Hughes Road just east of Castaic Lake. 512 Comment
  RSA611348  Endolepis covillei Steve Boyd 1998-4-1 10134 Los Angeles Mojave Desert: Antelope Valley, along Highway 138 (West Avenue D), ca. 1.8 miles west of the junction with Highway 14, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  UCR24798  Endolepis covillei 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
  SEINET3867325 Image available Ephedra nevadensis David Charlton 1991-5-18 5181 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed.; 0 701 Comment
  UC283  Ephedra nevadensis J. Burtt Davy May 9 1896-May 24 1896 2574 Los Angeles West Palmdale Antelope Valley, West Palmdale Comment
  NY688830  Ephedra viridis T. S. Ross 1990-6-22 3753 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA383847  Ephedra viridis L. E. Hoffman 1931-11-28 s.n. Los Angeles Angeles National Forest: Holcomb Creek. Comment
  SBBG60225  Epilobium brachycarpum M. N. Ackley -Oct-1927 739 Los Angeles Verdugo Rd, Glendale 243 Comment
  CAS-BOT-BC166195  Epilobium canum subsp. canum Fordyce Grinnell, Jr. 1903-12-31 107 Los Angeles Mt. Wilson Trail, Santa Anita [Canon] Canyon 457 Comment
  CAS-BOT-BC166262  Epilobium canum subsp. canum J. Ewan 1931-10-24 5289 Los Angeles East Fork Dume Canyon, Santa Monica Mts. 426 Comment
  CAS-BOT-BC166267  Epilobium canum subsp. canum Louis C. Wheeler 1931-10-16 253 Los Angeles Sawpit Canyon, San Gabriel Mts. 304 Comment
  CAS-BOT-BC166280  Epilobium canum subsp. canum Martha Hilend 1930-10-15 s.n. Los Angeles U.C.L.A. campus, West Los Angeles Comment
  POM145745  Epilobium canum subsp. canum Thomas Craig 1927-6-19 496 Los Angeles 10 miles west of Ravenna. Comment
  UC205223  Epilobium canum subsp. canum R. L. Pendleton 1909-7-2 1379 Los Angeles road e Avalon; Santa Catalina Id. 6 Comment
  RSA522450  Epilobium canum subsp. latifolium Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4055 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  RSA448493  Epilobium ciliatum Stephen Grout, Mrs. Grout 1900-08 s.n. Los Angeles Cienega. Comment
  RSA755816  Epilobium ciliatum R. G. Swinney 2008-7-2 9137 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon. 1939 Comment
  UCR270233  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-6-30 15396 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCR180570  Epilobium densiflorum Scott D. White, Andrea Warniment 2006-7-7 11619 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
  RSA0087048  Epilobium glaberrimum R. G. Swinney 2010-9-9 13794 Los Angeles 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
  RSA600429  Epilobium paniculatum Louis C. Wheeler 1932-9-14 1383 Los Angeles Santa Monica Mountains: Sepulveda Canyon. 183 Comment
  RSA730705  Epipactis gigantea Richard G. Swinney 1997-5-31 5533 Los Angeles near Mt. Baldy School, south of Mt. Baldy village, c. 75 m east of San Antonio Canyon. Spring dense marshy meadow. 1280 Comment
  SBBG58832  Epipactis gigantea E. Crow 1930-6-29 Los Angeles between Camp Coldwater and Pine Flats Comment
  POM211792  Equisetum arvense L. C. Wheeler 1933-8-20 2090 Los Angeles In sunny stream. Pine Canyon Dam, San Gabriel Mts. 305 Comment
  RSA84282B  Equisetum hyemale var. affine F. W. Peirson 1920-4-25 8450 B Los Angeles Arroyo Seco, Pasadena 411 Comment
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  RSA585680  Equisetum hyemale var. affine T. S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3334 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA582960  Equisetum laevigatum T. S. Ross 1993-4-23 6933 (2of2) Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; along the stream, ca. 350m WNW of Eagle's Nest Lodge. 131 Comment
  RSA684642  Equisetum laevigatum S. B. Parish 1915-5-31 335 Los Angeles Santa Anita Canyon Comment
  UCR189892  Equisetum laevigatum R. G. Swinney 1998-7-21 6462 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, c. 200 m east of Little Fish Fork Campground 2049 Comment
  POM352235  Eragrostis cilianensis Anstruther Davidson 1892-1 s.n. Los Angeles Los Angeles Comment
  UC184300  Eremalche exilis A. D. E. Elmer June, 1902 3674 Los Angeles Lancaster Comment
  RSA600990  Eremocarpus setiger L. C. Wheeler 1967-6-26 9886 Los Angeles Elsmere Canyon. 441 Comment
  UCR193668  Eriastrum R. G. Swinney 1999-6-28 7423 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA0104858  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1992-7-9 662 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCD118293  Eriastrum densifolium subsp. densifolium Robert F. Thorne; John Olmsted 1965-8-26 35403 Los Angeles San Gabriel Mountains: Angeles National Forest, Cabin Flat along Prairie Fork. 1584 Comment
  JEPS68719  Eriastrum densifolium subsp. elongatum Annie M. Alexander and Louise Kellogg 1939-6-26 850 Los Angeles Mint Canyon Comment
  UC75274  Eriastrum sapphirinum C. F. Baker 1903-7-20 3345 Los Angeles Claremont Comment
  RSA0119519  Eriastrum sapphirinum subsp. dasyanthum R. G. Swinney 2014-4-23 16173 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. 1232 Comment
  SD257254  Erica melanthera Jack Pepper 1953-2-10 Los Angeles Pierce College. Comment
  LA105972  Ericameria ericoides A. C. Sanders; 1987-9-18 7376 Los Angeles El Segundo Dunes, W of Los Angeles Int. Airport and Pershing Dr 38 Comment
  UCR258714  Ericameria linearifolia R. G. Swinney 2010-5-19 12820 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCR88658  Ericameria palmeri var. pachylepis Scott D. White 1995-10-19 3715 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
  OBI5701  Ericameria pinifolia Carl B. Wolf 1931-10-20 2465 Los Angeles 1/2 mi above Montrose on the road from Tujunga to La Canada, San Gabriel mts 457 Comment
  UCR117408  Ericameria pinifolia A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23287 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 686 Comment
  UCR272531  Ericameria pinifolia R. G. Swinney 2011-9-22 15688 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge 1009 Comment
  RSA756952  Ericameria pinifolia Orlando Mistretta, Christine Mistretta 2008-4-17 2477 Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  UCR209267  Erigeron foliosus R. G. Swinney 2008-10-8 9529 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  UCR239945  Erigeron foliosus R. G. Swinney 2009-11-16 11623 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  UCR281719  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-27 s.n. Los Angeles Palos Verdes Peninsula, George F. Trail, east of Portuguese Bend Rd. 332 Comment
  RSA0056303  Eriodictyon crassifolium James R. Shevock 1970-3-24 61 Los Angeles Foothills of San Gabriel Mts., above Sylmar. 365 Comment
  CAS-BOT-BC189111  Eriodictyon crassifolium var. crassifolium Geo. B. Grant 1901-3-24 s.n. Los Angeles Rubio Wash Comment
  RSA0061129  Eriodictyon crassifolium var. nigrescens LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6834 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA454991  Eriodictyon crassifolium var. nigrescens Geo. Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  CAS-BOT-BC188942  Eriodictyon parryi Fordyce Grinnell 1916-6-10 s.n. Los Angeles Sister Elsie Trail, San Gabriel Mountains Comment
  CAS-BOT-BC188947  Eriodictyon parryi F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mount Wilson, San Gabriel Mountains 1794 Comment
  SBBG65109  Eriodictyon parryi V. Duran 1933-7-19 3520 Los Angeles upper end of Aliso Cyn 1533 Comment
  SEINET4343656  Eriodictyon trichocalyx Kay H. Beach 1943-6-14 1747 Los Angeles San Gabriel Mountains 1554 Comment
  UCR206270  Eriodictyon trichocalyx R. G. Swinney 2008-6-10 9015 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  SEINET12279763  Eriodictyon trichocalyx M. T. Doutt 1931-1 647 Los Angeles Sierra Madre Mts 1768 Comment
  RSA582245  Eriodictyon trichocalyx var. trichocalyx Louis C. Wheeler 1936-7-2 4206 Los Angeles Damp sunny silt in ravine Bottom, Bell Canyon 854 Comment
  RSA594189  Eriogonum angulosum Steve Boyd, Lauren Raz 1996-10-14 9092 Los Angeles Liebre Mountains region, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 991 Comment
  SBBG125878  Eriogonum angulosum A. Parikh, N. Gale 2010-6-7 3263 Los Angeles Sierra Pelona, 5.2 km W of State Hwy 14, 1.2 km SW of California Aqueduct; E Liebre Mtns 970 Comment
  UCR127671  Eriogonum angulosum Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3007 Los Angeles Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  UCR95374  Eriogonum angulosum Steve Boyd, Lauren Raz 1996-10-8 9025 Los Angeles Liebre Mtns. region, Hills at E edge of Mint canyon, along Davenport Road, c. 0.45 mi east of jct with Sierra Hwy. 622 Comment
  SBBG61886  Eriogonum baileyi P. A. Munz, I. M. Johnston 1928-9-5 11185 Los Angeles rd from Rock Crk to Swartout Valley 1676 Comment
  UCSB6807  Eriogonum baileyi Ewan, Joseph 1927-10-16 Los Angeles Mohave Desert near Portal Ridge 841 Comment
  RSA0013635  Eriogonum baileyi var. baileyi Orlando Mistretta, Youssef Atallah 2011-8-8 6011 Los Angeles Kentucky Springs Cyn. West side of Angeles Forest Hwy just S of Jct. with Mt. Emma Road. 1133 Comment
  RSA586031  Eriogonum baileyi var. baileyi Orlando Mistretta 1995-10-2 1947 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  CAS-BOT-BC241574  Eriogonum baileyi var. baileyi Frank W. Peirson 1921-11-11 2718 Los Angeles Elizabeth Lake. On east shore of lake near the road to Antelope Valley Comment
  RSA393148  Eriogonum cinereum Anstruther Davidson 1891-07 s.n. Los Angeles Santa Monica Canon. [Canyon] Comment
  RSA658526  Eriogonum cinereum Diane Elliott 1985-5-17 38 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UCR38778  Eriogonum cinereum David J. Keil 1983-8-23 17873 Los Angeles South Coast, Just west of Leo Carrillo State beach along Hwy 1, c. 1 mi. south of Ventura Co. line 30 Comment
  RSA66732  Eriogonum cithariforme var. agninum Joseph A. Ewan 1931-7-4 4742 Los Angeles San Gabriel Mountains: 2 mi. above Gold Creek Road, Pacoima Canyon. Comment
  RSA709376  Eriogonum cithariforme var. agninum Mark A. Elvin 2003-5-25 2927 -A Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Salt Creek, mesa in middle of Salt Creek drainage. 595 Comment
  SBBG126928  Eriogonum davidsonii A. Parikh, N. Gale 2011-6-1 3405 Los Angeles 0.8 km S of Avenue K, 0.2 km E of 90th St W; Antelope Valley 775 Comment
  SBBG64080  Eriogonum davidsonii R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  RSA755174  Eriogonum davidsonii Robert F. Thorne, M. Z. Thorne 1969-7-10 38398 Los Angeles San Gabriel Mts., Angeles National Forest: along Mescal Creek 2027 Comment
  HSC79889  Eriogonum elongatum James Henrickson 1972-11-2 8083 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd 372 Comment
  RSA766446  Eriogonum elongatum Joseph A. Ewan 1934-8-11 8345 Los Angeles San Gabriel Mountains Pine Flat, Chilao. 1646 Comment
  CATA3422  Eriogonum fasciculatum Jaimie Choi, Stuart Olshevski 2017-4-26 003 Los Angeles Santa Catalina Island: Middle Cottonwood WMU on SE side of ERE road between El Rancho Escondido and the Airport 284 Comment
  RSA0035186  Eriogonum fasciculatum James S. Burns 1992-5-11 13 Los Angeles 1.5 miles west on Rincon fire road from east access, Angeles National Forest. 762 Comment
  UCR206430  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2008-6-10 8978 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  RSA2255  Eriogonum fasciculatum var. foliolosum L. R. Abrams 1900-8-10 1048 Los Angeles San Gabriel Mountians: San Gabriel Canyon. Comment
  SBBG47362  Eriogonum fasciculatum var. foliolosum J. Copeland 1973-8-28 1001 Los Angeles 4.3 mi N of intersection of Hwy 39 and San Gabriel Cyn Rd, W fork of San Gabriel Cyn Comment
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Sep 16 2015
  CAS-BOT-BC250105  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1955-8-10 2332 Los Angeles San Emigdio Range. Upper Castaic Valley 1226 Comment
  RSA600133  Eriogonum fasciculatum var. polifolium Steve Boyd, Lauren Raz 1997-5-28 9833 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
  UC144278  Eriogonum fasciculatum var. polifolium A. A. Heller 1902-4-20 7736 Los Angeles Sunset Comment
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May 21 2015
  UCR256240  Eriogonum fasciculatum var. polifolium R. G. Swinney 2010-9-9 13767 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
  UC1211165  Eriogonum giganteum Huron H. Smith 1912-7-2 5170 Los Angeles White's Beach Landing Santa Catalina Isl., White's Beach Landing 7 Comment
  SD90479  Eriogonum giganteum var. formosum Robert F. Thorne 1973-4-11 42854 Los Angeles San Clemente Island: middle portion of Norton Canyon, 900 Comment
  RSA393377  Eriogonum giganteum var. giganteum M. B. Dunkle 1928-5-27 1972 Los Angeles Hamilton Canyon; San Clemente Island 15 Comment
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Jun 5 2014
  SD85199  Eriogonum giganteum var. giganteum E. R. Blakley 1962-10-3 5375 Los Angeles Common, sun, rocky clay soil, banks around Wrigley Reservoir, summit of island road. Santa Catalina Island 424 Comment
  CAS-BOT-BC250303  Eriogonum giganteum var. giganteum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  CAS-BOT-BC253465  Eriogonum gracile Timothy S. Ross 1994-7-19 8174 Los Angeles S base of INdian Hill Mesa, Claremont 396 Comment
  RSA393242  Eriogonum gracile var. gracile G. R. Johnstone 1930-10-19 s.n. Los Angeles Near rosemead Comment
  RSA585320  Eriogonum gracillimum Tim S. Ross 1991-4-27 4712 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UC1537289  Eriogonum gracillimum Gordon H. True Jr. 1935-4-19 268 Los Angeles Lovejoy Butte 853 Comment
  RSA358190  Eriogonum grande var. grande Robert F. Thorne 1973-09 44721 Los Angeles Santa Catalina Island. Blue Cavern Point Comment
  SD48934  Eriogonum grande var. grande Reid Moran 1958-9-16 6846 Los Angeles on cliffs, canyon 2 miles SE of Eel Point, San Clemente Island 99 Comment
  RSA580182  Eriogonum inerme var. hispidulum Tim S. Ross, S. D. Boyd 1994-5-25 7917 Los Angeles Warm Springs Mountain: ca 450 m NW of summit. 1140 Comment
  HSC34764  Eriogonum inflatum R. E. Cooksey May 1972 3 Los Angeles Pomona College Comment
  UCR190354  Eriogonum nudum R. G. Swinney 2001-6-16 7967 Los Angeles San Gabriel Mtns., Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons 1951 Comment
  UCR194357  Eriogonum nudum R. G. Swinney 1998-9-4 6916 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UC284886  Eriogonum parishii P. A. Munz 1923-8-31 7680 Los Angeles s Swartout Valley (Blue Ridge); San Gabriel Mts., Blue Ridge 2575 Comment
  UCR45041  Eriogonum parvifolium A. C. Sanders 1986-7-30 6826 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  CAS-BOT-BC258228  Eriogonum pusillum R. G. Swinney 2009-5-12 10748 A Los Angeles Transverse Range; San Gabriel Mtns.: lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  CAS-BOT-BC258229  Eriogonum pusillum R. F. Thorne; Walter Wisura; Suzanne Granger; Pamela Burton 1982-4-20 54982 Los Angeles San Gabriel Mountains: Mojave Desert slopes; 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano 1158 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
  SBBG64252  Eriogonum roseum R. Hoffmann 1927-9-21 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  RSA424908A  Eriogonum saxatile Fordyce Grinnell Jr. 1910-6-23 1505 Los Angeles San Gabriel Mountains: Strawberry Ridge 1677 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
  RSA250563  Eriogonum umbellatum var. minus Robert F. Thorne, John Dourley 1967-10-3 37288 Los Angeles Mt. Baden-Powell: summit 2866 Comment
  UC1375295  Eriogonum umbellatum var. minus Robert F. Thorne, C. W. Tilforth and John Dourley 1971-7-27 41086 Los Angeles along trial from Baldy Notch to Old Baldy; San Gabriel Mts., Angeles National Forest, Mt. San Antonio 2499 Comment
  UC1375407  Eriogonum umbellatum var. munzii Robert F. Thorne 1969-7-2 38343 b Los Angeles above Vincent Gap (on Angeles Crest Hwy.); San Gabriel Mts., Angeles National Forest 2011 Comment
  UCR223240  Eriogonum umbellatum var. munzii R. G. Swinney 2009-7-23 11375 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCD84642  Eriogonum wrightii var. membranaceum D. L. Koutnik; William Balch, Mary Barbercheck, Debra Koutnik 1981-12-22 s.n. Los Angeles Along fireroad to Castro Peak, Santa Monica Mountains. Comment
  RSA5501  Eriogonum wrightii var. subscaposum Carl B. Wolf 1932-8-11 4006 Los Angeles 8 miles below Big Pine Park on road to Little Rock, north slope of San Gabriel Mountains 1372 Comment
  CAS-BOT-BC297923  Eriophyllum confertiflorum Geo. B. Grant 1898-2-17 s.n. Los Angeles Lincoln Park Comment
  CAS-BOT-BC297950  Eriophyllum confertiflorum LeRoy Abrams 1902-6-30 2601 Los Angeles Near the summit of Mt Wilson Comment
  POM324253  Eriophyllum confertiflorum Patricia Nelson 1969-5-20 s.n. Los Angeles Wash at Claremont Colleges. 351 Comment
  POM49802  Eriophyllum confertiflorum L. W. Nuttall 1920-6-2 s.n. Los Angeles Sea cliffs, Santa Catalina Island. Comment
  RSA0081313  Eriophyllum confertiflorum R. G. Swinney 2010-4-28 12410 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  JEPS34717  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1918-6-28 239 Los Angeles foot-hills e Rubio Canyon; San Gabriel Mts. 609 Comment
  POM210097  Eriophyllum confertiflorum var. confertiflorum Victor Duran 1933-7-8 3502 Los Angeles Horse Flats, San Gabriel Mountains. 1676 Comment
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Aug 25 2014
  RSA640149  Eriophyllum confertiflorum var. confertiflorum L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: North side of Burkhart Saddle. 2104 Comment
  UC1587745  Eriophyllum confertiflorum var. confertiflorum Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5274 Los Angeles w fork of Near-Death Canyon (draining to Mosquito Cove (drainage beginning 800 ft n of Rest [1336 ft] marker; 1800 ft se Malo Knoll [1336 ft]); upper portion of drainage); San Clemente Island, Near-Death Canyon 304 Comment
  CAS-BOT-BC308341  Eriophyllum nevinii Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island Comment
  POM19158  Eriophyllum nevinii P. A. Munz 1923-4-10 6756 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  UC1563084  Eriophyllum pringlei Steve Boyd 1986-3-30 1517 Los Angeles 0.5 mi e of junction Hwy 138 (Highway 18, ne of Pinyon Hills); Mojave Desert Comment
  RSA92397  Eriophyllum pringlei F. W. Peirson 1917-5-12 1386 Los Angeles County public camp ground in Mint Canyon, northwest corner of San Gabriel Mts. Comment
  RSA725074  Eriophyllum wallacei Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -93 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UCR190396  Eriophyllum wallacei R. G. Swinney 2001-4-18 7883 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  SFV5497  Erodium cicutarium W. A. Kelley 1966-3-12 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. 190 Comment
  UC1930130  Erodium cicutarium V. Soza, LeRoy Gross 2001-5-14 1216 Los Angeles Transverse Ranges; San Gabriel Mountains region; Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  UCR190902  Erodium cicutarium R. G. Swinney 1998-7-2 6230 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR280676  Erodium cicutarium R. G. Swinney 2014-5-21 16636 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
  RSA670927  Erodium moschatum Joseph M. Keefe 2001-1-19 30927 Los Angeles North side of wood fence along the Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 meters west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive); Eagle Rock District, Los Angeles, 90041. 293 Comment
  POM143113  Erysimum capitatum var. capitatum C. F. Baker 1904-4-30 4753 Los Angeles Claremont. 365 Comment
  RSA530293  Erysimum capitatum var. capitatum Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  RSA579317  Erysimum capitatum var. capitatum Timothy S. Ross 1994-5-31 7979 Los Angeles San Gabriel Mountains: vicinity of Pacifico Mountain: upper northerly slope of major flat-topped ridge ca. 680 m due W of Sheep Camp Spring. 2049 Comment
  UCR271673  Erysimum capitatum var. capitatum R. G. Swinney 2011-5-31 14918 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  POM261822  Erysimum capitatum var. capitatum Roxana S. Ferris, Ruth P. Rossbach 1938-5-13 9485 Los Angeles 16 miles from Lancaster on the Muroc Rd. Comment
  OBI35915  Erythranthe cardinalis J. & B. Semple, B. Semple 1981-8-14 19 Los Angeles E of Kratka Ridge, along crk 2134 Comment
  CAS-BOT-BC402613  Eschscholzia caespitosa Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC403168  Eschscholzia californica Brandegee 1889-5-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC403169  Eschscholzia californica C. F. Baker 1909-5-15 5307 Los Angeles Mts near Claremont Comment
  UCR219416  Eschscholzia californica R. G. Swinney 2009-3-31 10227 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  POM18237  Eschscholzia ramosa P. A. Munz 1923-4-11 6763 Los Angeles San Clemente Island, west coast below Hay Ranch Comment
  RSA66272  Eschscholzia ramosa F. W. Peirson 1923-4-11 3469 Los Angeles San Clemente Island, bluff above sea a little way NW of Eagle Ranch Comment
  UCR258948  Eucalyptus polyanthemos R. G. Swinney 2010-2-27 11762 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR205114  Eucalyptus tereticornis R. G. Swinney 2008-4-16 8676 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  UCD119355  Eucrypta chrysanthemifolia Kenneth A. Wilson 1961-3-1 885 Los Angeles Santa Monica Mtns. Mulholland Hwy about 2 miles west of Las Virgenes Hwy. Comment
  UCR119058  Eucrypta chrysanthemifolia Jeremiah George 2001-3-19 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  UCR154618  Eucrypta chrysanthemifolia A. C. Sanders, T. B. Salvato 2005-4-26 29756 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  UCR186763  Eucrypta chrysanthemifolia T. B. Salvato, Sandra Murcia 2007-3-28 2008 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  RSA665305  Eucrypta chrysanthemifolia M. B. Dunkle 1929-4-7 2105 Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  RSA752795  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert F. Thorne 1980-4-26 54142 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak. Comment
  LA200685  Eulobus californicus M. Zaitlin; 1951-5-18 s.n. Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, fire road #20. Comment
  OBI50379  Euphorbia Larry Kelly, David J. Keil 1989-4-21 365 Los Angeles San Gabriel Mts. 2-3 mi SE of Valeyrmo along Ft. Tejon rd Comment
  RSA0116847  Euphorbia R. G. Swinney 2010-10-5 13963 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  SEINET3246224  Euphorbia helioscopia A. C. Sanders, T. B. Salvato 2009-1 36876 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 66 Comment
  SEINET3282756 Image available Euphorbia helioscopia A. C. Sanders, T. B. Salvato 2009-5-20 36876 Los Angeles San Gabriel Valley; Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 66 Comment
  CDA37941  Euphorbia lathyris Michael O Brien 2012-7-8 s.n. Los Angeles Lower Topanga Canyon State Park. 0 Comment
  POM11183  Euphorbia lathyris I. M. Johnston 1917-6-20 1747 Los Angeles San Antonio Canyon. (7 Oaks) Comment
  RSA631085  Euphorbia peplus L. C. Wheeler 1947-4-13 6464 Los Angeles San Gabriel Mountains;: Sunset Ridge on south side of Millard Canyon. 640 Comment
  RSA720156  Euphorbia peplus LeRoy Gross 2007-4-21 2648 Los Angeles East end of the range; Small canyon or draw. End of Capistrano Ave. just pass the intersection with El Rito Ave. City of Glendale. 336 Comment
  RSA133817  Euphorbia peplus P. H. Raven 1959-10-9 14612 Los Angeles University of california west Los Angeles. 130 Comment
  UCD142446  Euphorbia peplus Gary D. Cromwell; David W. Wheat 1971-5-14 652 Los Angeles San Gabriel Mtns.; Angeles National Forest; Mystic Canyon; 2 mi. NE of Glendora. 373 Comment
  UCR179731  Euphorbia serpillifolia R. G. Swinney, Dave Larson 1996-7-17 5138 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  CATA548  Euphorbia serpillifolia subsp. serpillifolia Mark L. Hoefs, Robert F. Thorne 1975-8-7 812 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  SD230227  Euphorbia serpillifolia subsp. serpillifolia Louis C. Wheeler 1973-6-15 Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  LA200268  Euthamia occidentalis Jonathan Sauer; Frank Almeda 1975-10-23 5748 Los Angeles Santa Monica Mountains, Arroyo Sequit, University Santa Monica Reserve, 4.5 mi. inland from Leo Carillo Beach 213 Comment
  UCR204038  Festuca arundinacea R. G. Swinney 2005-5-14 8232 Los Angeles San Gabriel Mountains, north of Juniper Hills, south of Pear Blossom, southeast corner of Tejon Road and Longview Road (131st Street) 1091 Comment
  UCR265953  Festuca microstachys Orlando Mistretta, Christine Mistretta 2005-4-21 2058 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  RSA0076014  Festuca myuros R. G. Swinney 2010-4-1 12126 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
  SBBG80233  Festuca myuros F. R. Fosberg 1932-5-7 8143 Los Angeles S of Grand Cyn 240 Comment
  UCR108459  Festuca myuros Anna Christensen 1997-3-13 04 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave and Foothill Blvd., 10 yards north of S. Mills Ave. gated entrance, E side of path, 1 step east of Fire Break 412 Comment
  RSA583131  Filago arizonica Timothy S. Ross 1993-4-22 6920 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon, along old dirt road (no longer maintained) that ascends the ridge to the N and drops to Thompson Dam. 236 Comment
  RSA638943  Filago californica L. C. Wheeler 1967-5-15 9563 Los Angeles Ridge immediately east of Fremont Pass. 579 Comment
  RSA233411  Filago californica R. F. Thorne 1966-4-17 36108 Los Angeles San Clemente Island: mesa just NW of Thirst. 549 Comment
  RSA0069715  Foeniculum vulgare Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 5 Los Angeles Santa Catalina Island. Deer Valley Trail. 4 Comment
  UCD112744  Frangula californica Carl B. Wolf 1927-12-31 1463 Los Angeles Occidental College, Eagle Rock. Comment
  UC420692  Frankenia salina I. J. Condit 1908-6-27 27 Los Angeles Catalina Island Comment
  RSA392140  Frasera parryi Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon. 427 Comment
  SFV20812  Fraxinus dipetala L. Gross, N. Fraga 2002-4-4 522 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 400 Comment
  UCR177656  Fraxinus dipetala L. C. Wheeler 1932-6-18 835 Los Angeles San Gabriel Mountains, San Dimas Canyon 427 Comment
  SFV20830  Fraxinus velutina var. coriacea L. Gross 2002-6-24 544 Los Angeles Verdugo Mountains Along La Tuna Canyon Road. 488 Comment
  CAS-BOT-BC212395  Fremontodendron californicum Timothy S. Ross; Darin Banks 1994-6-21 7989 Los Angeles Descending northerly ridge with Tie Canyon on the W, and upper tributary of Santiago Canyon on the E, ca 2325 m NW of Pac. Mtn's 7124 foot summit, Vicinity of Pacifico Mountain 1923 Comment
  RSA79213  Fritillaria biflora G. R. Campbell 1952-3-22 18510 Los Angeles Way Hill, San Dimas. 335 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
  RSA787535  Fritillaria pinetorum Jane Tirrell 2012-5-21 LS 0053 Los Angeles 3 meters above (south) of the Pacific Crest Trail, approximately 0.75 km west of Mt Hawkins. 2594 Comment
  POM3368  Funastrum cynanchoides var. hartwegii C. F. Baker 1903-8-5 3676 Los Angeles Claremont. Comment
  UCR227652  Galium R. F. Thorne 1968-2-25 37914 Los Angeles Channel Islands, Santa Catalina Island, west end of 4th of July Cove 24 Comment
  RSA0038351  Galium angustifolium George B. Grant 1904-4-10 488 Los Angeles Pasadena. Comment
  CAS-BOT-BC172766  Galium angustifolium subsp. angustifolium Timothy S. Ross; Steve Boyd 1994-5-10 7701 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mtn summit 890 Comment
  JEPS56096  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and Clare Hardham 1965-6-16 4115 Los Angeles intersection of Angeles Forest Hwy with Angeles Crest Highway (s-facing canyon); San Gabriel Mountains Comment
  RSA610980  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  RSA632943  Galium angustifolium subsp. angustifolium Valerie L. Soza, Kent Hughes 1999-6-17 535 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  CATA1960  Galium aparine F. R. Fosberg 1931-3-20 4311 Los Angeles Santa Catalina Island: Hamilton Canyon 20 Comment
  RSA653835  Galium aparine Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 774 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 335 Comment
  UC557737  Galium aparine Nell Murbarger March 1936 14 Los Angeles San Clemente Island Comment
  RSA534043  Galium aparine Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5261 Los Angeles San Clemente Island: westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of rest [1336'] marker; 1800 t SE of Malo Knoll [1396']) 384 Comment
  UCSB10474  Galium aparine Wedberg, H. 1957-5-7 Los Angeles U-turn S tunnel, Santa Monica Mountains, Sepulveda Comment
  SBBG128344  Galium catalinense M. L. Hoefs 1991-4-18 1137 Los Angeles near rd above Howland Landing 70 Comment
  UC483360  Galium catalinense L. R. Abrams and I. L. Wiggins 1931-7-4 317 Los Angeles White's Landing Channel Islands, Santa Catalina Island Comment
  UC1408956  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-11 42842 Los Angeles Norton Canyon San Clemente Island 274 Comment
  RSA653389  Galium grande Steve Fischer 1998-7-24 SFCNPS 26 Los Angeles Upper Winter Creek Trail. 854 Comment
  SBBG119354  Galium grande V. Soza with M. Acosta 2001-6-19 1296 b Los Angeles Mt Wilson Trail helispot, W side Little Santa Anita Cyn, ca. 2 mi from the Mt Wilson trailhead, Sierra Madre; T1N R11W S8, NE/4, NE/4) 823 Comment
  CAS-BOT-BC499143  Galium hallii Valerie Soza 2004-6-17 1724 b Los Angeles San Gabriel Mountains. Along Hwy 2, at Vincent Gap trailhead to Mt. Baden-Powell 2026 Comment
  RSA67119  Galium hallii F. W. Peirson 1923-9-1 4013 Los Angeles In small sawmill canyon at west end of Swartout Valley at 6600 feet. 2012 Comment
  JEPS9486  Galium johnstonii F. W. Peirson 1922-7-5 3159 Los Angeles n Big Pines; San Gabriel Mts., Le Montaine 2225 Comment
  RSA601635  Galium parisiense Louis C. Wheeler 1967-6-26 9879 Los Angeles Elsmere Canyon. 441 Comment
  SEINET3100959 Image available Galium porrigens G. Rink 2011-6-1 10580 Los Angeles Chino Hills, northeast of La Brea, weedy place. 260 Comment
  SEINET8004759  Galvezia speciosa Jon P. Rebman 1996-4-29 3116 Los Angeles Los Angeles City, Los Angeles California Comment
  UCR47500  Galvezia speciosa D. C. Michener, R. M. Beauchamp 1982-9-25 4092 Los Angeles Channel Islands, San Clemente Island: Wilson Cove canyon 46 Comment
  SBBG31258  Gambelia speciosa R. F. Thorne 1966-4-6 35895 Los Angeles bluff above pebbly beach at S end of Moonstone Cove 3 Comment
  UCR206488  Gamochaeta antillana A. C. Sanders, T. B. Salvato 2009-5-20 36869 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  UC1922368  Gamochaeta pensylvanica Valerie Soza, Bill Hogshead 2003-4-23 1639 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, Brand Canyon. 457 Comment
  JEPS66727  Garrya flavescens Frank W. Peirson 1918-6-16 138 Los Angeles Rock Creek San Gabriel Mts. (n side of San Gabriel Mts.) 1447 Comment
  RSA641088  Garrya flavescens Orlando Mistretta 1994-7-22 1450 Los Angeles San Gabriel Mountains: Big Rock Creek, South Fork Campground. Comment
  RSA392392  Garrya flavescens subsp. pallida Unspecified 1906-06 s.n. Los Angeles Big Rock Creek Comment
  UC303662  Garrya veatchii I. M. Johnston 1918-5-19 1986 Los Angeles San Antonio Canyon; San Antonio Mountains 1371 Comment
  UCR55881  Garrya veatchii J. A. Adams 1965-3-11 63 Los Angeles San Gabriel Mtns, Palmer Canyon, 1/4 mi beyond Padua Hills, near Claremont. 823 Comment
  SD264704  Gastridium phleoides Steven A. Junak, Ralph Philbrick, Mark Hoefs 2001-5-19 Sca 1568 Los Angeles UTM in supplement. Santa Catallina Island. Just E of Airport, N of Airport Road. 445 Comment
  UC483213  Gastridium ventricosum L. R. Abrams and I. L. Wiggins 1931-7-6 389 Los Angeles vicinity of Mosquito Harbor San Clemente Island; , vicinity of Mosquito Harbor Comment
  CDA5142  Gaura coccinea var. parvifolia E. Johnson 1939-8-1 Los Angeles Pomona. South Garey St. 0 Comment
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Aug 20 2010
  POM249875  Gaura odorata E. Johnson 1939-8-19 s.n. Los Angeles End of Reposada Drive, north Whittier Heights. Comment
  POM9773  Gaura sinuata F. W. Peirson 1920-6-13 2160 Los Angeles Altadena, at northwest corner of N.Y. Ave. and Maiden Lane. Comment
  RSA188533  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, J. D. Olmsted 1965-8-26 35393 Los Angeles San Gabriel Mountains: Angeles National Forest, Camp Lupine near Prairie Fork 2012 Comment
  UCR271124  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-7-8 15505 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  RSA0073296  Gayophytum nuttallii Bonnie C. Templeton 1932-6-1 4872 Los Angeles Jackson Lake, Big Pines Park, San Gabriel Mts. Comment
  RSA127944  Geranium carolinianum H. J. Thompson 1959-4-19 1955 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  SD197791  Geranium dissectum A. C. Sanders, T. B. Salvato 2009-5-21 36902 Los Angeles San Gabriel Valley: Whittier Narrows, between San Gabriel River and Rio Hondo, west side of highway 19 (Rosemead Boulevard) along road to shooting area, south of Highway 60 along SCE powerlines 64 Comment
  POM2733  Geranium molle S. Krauss 1909-6-14 2 Los Angeles Claremont. Comment
  RSA0112636  Gilia A. C. Sanders 2005-5-11 30160 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons. 610 Comment
  RSA780997  Gilia R. G. Swinney 2009-5-27 10902 Los Angeles South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
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Dec 7 2018
  LA52320  Gilia angelensis W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  UCR281147  Gilia brecciarum R. G. Swinney 2014-4-30 16254 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA607026  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 Comment
  RSA0077392  Gilia capitata subsp. abrotanifolia Orlando Mistretta 1992-9-16 809 Los Angeles San Gabriel Mountains: Oak Spring Trail; Tujunga Ranger District. Near nothern end of trail. Comment
  RSA470075  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1932-5-27 768 Los Angeles San Gabriel Mountains. 1/4 mi W. of Thompson Creek Dam. 518 Comment
  RSA775355  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-6-4 5256 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  POM292865  Gilia latiflora subsp. davyi Lyman Benson, Robert Benson 1952-4-18 14898 Los Angeles 2 miles southeast of Gorman, U.S. 99. 1098 Comment
  RSA469413  Gilia latiflora subsp. davyi Christopher Davidson 1975-5-25 2558 Los Angeles 3.8 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.7 mi past Sandberg Pk. Angeles Nat. For. 1692 Comment
  RSA549585  Gilia malior T. S. Ross 1992-4-4 s.n. Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  SBBG126025  Gilia minor A. Parikh, N. Gale 2010-5-12 3156 Los Angeles 4.0 km S of Hwy 138, 0.1 km W of 120th St W, at intersection of rds under power lines 783 Comment
  UCR194300  Gilia modocensis R. G. Swinney 1998-8-5 6665 Los Angeles San Gabriel Mtns., East Fork San Gabriel River, c. 0.4 mi. south of Alder Gulch 1098 Comment
  RSA177800  Gilia nevinii R. F. Thorne, P. C. Everett 1965-5-11 34575 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  UCR29083  Gilia ochroleuca subsp. bizonata A. C. Sanders, Nancy Smith, K. R. Neisess 1980-6-4 1550 Los Angeles San Gabriel Mtns., Elizabeth Lake, west of Lancaster in the foothills. Just north of Hwy N-2 where it passes the lake 1037 Comment
  CAS-BOT-BC402020  Gilia ochroleuca subsp. bizonata Carl B. Wolf 1946-5-23 6994 Los Angeles Liebre Mts., 1/2 mi. E. of Gorman 1158 Comment
  UC908822  Gilia ochroleuca subsp. ochroleuca Herbert L. Mason 1926-4-26 2987 Los Angeles along rd between Vincent and Palmdale; Mohave Desert, along rd btw Vincent and Palmdale Comment
  RSA104226  Gilia sinuata Verne Grant 1956-6-14 9845 Los Angeles ridge SW of Big Pines, San Gabriel Mts. 1982 Comment
  RSA0068084  Glechoma hederacea Michael C. Long 2015-5-1 925 Los Angeles San Gabriel Mtns., Upper Arroyo Seco, ca. 0.6 mi. SW of Switzer's Picnic Area, at first river crossing south of Switzer's, along E edge of trail. 929 Comment
  RSA709110  Glycyrrhiza lepidota Scott D. White, Justin M. Wood 2005-9-22 11229 Los Angeles Liebre Mountains: Tapia Canyon: ca. 2 air miles east of the Interstate 5 / Old Ridge Rt. junction. 427 Comment
  UCR136831  Gnaphalium californicum John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  POM158268  Gnaphalium californicum M. B. Dunkle 1928-5-27 1974 Los Angeles Hamilton Canyon; San Clemente Island 15 Comment
  POM4642  Gnaphalium californicum Shaw 1900-6-11 s.n. Los Angeles Claremont. Comment
  UCR189997  Gnaphalium canescens subsp. beneolens R. G. Swinney 1998-9-7 6940 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  UCR210006  Gnaphalium luteoalbum R. G. Swinney 2008-12-2 9918 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  RSA198837  Gnaphalium luteoalbum R. F. Thorne, D. Propst 1968-5-28 37680 Los Angeles Santa Catalina Island: on delta above second (lower) reservoir in upper Bulrush canyon 335 Comment
  POM4627  Gnaphalium microcephalum Fred Burlew 1917-09 s.n. Los Angeles Crescenta. Comment
  RSA599518  Gnaphalium palustre Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9471 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
  SBBG131703  Gnaphalium palustre S. A. Junak 1999-9-10 SCa 1081 Los Angeles just S of Bulrush Cyn Trail, in upper reaches of cyn drainage 438 Comment
  SEINET10726164  Gnaphalium palustre David B. Dunn 1940-12-7 Dunn 666 Los Angeles Big Tujunga was near Sunland. Comment
  RSA91741  Gnaphalium stramineum F. W. Peirson 1921-6-19 2583 Los Angeles Crystal Lake, North Fork San Gabriel River 1676 Comment
  SD60240  Goodmania luteola Ralph Hoffmann 1930-4-28 Los Angeles Lancaster Comment
  LA204724  Grayia spinosa Carl Clawson Epling; 1925-3-11 8216 Los Angeles Palmdale Comment
  RSA725065  Grayia spinosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -72 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  JEPS16505  Grindelia hirsutula Peter H. Raven 1956-7-8 9667 Los Angeles low ridge w of University of California Campus; Santa Monica Mts. Comment
  UC897083  Grindelia hirsutula I. W. Clokey and E. G. Anderson 1935-5-9 6965 Los Angeles Puddingstone Reservoir Comment
  UC625080  Guillenia lasiophylla F. R. Fosberg 1931-4-13 S 4594 Los Angeles Pebble Beach Canyon Santa Catalina Island 25 Comment
  UCR88699  Gutierrezia californica Scott D. White 1995-10-19 3707 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
  RSA0021977  Gutierrezia californica David J. Keil 1986-9-27 19734 -2 Los Angeles Along I-5, just S of Hungry Valley Rd exit. Roadside pullout. 915 Comment
  CAS-BOT-BC302125  Gutierrezia sarothrae H. F. Copeland 1927-12-30 960 Los Angeles Near Azusa Comment
  UC32181  Gutierrezia sarothrae J. H. Barber 1897-6-22 170 Los Angeles San Fernando Valley Comment
  UCR272922  Harpagonella palmeri Steven A. Junak 2000-4-15 SCa- 1219 Los Angeles Channel Islands, Santa Catalina Island, east of Lone Tree, at head of canyon, next to top of south-facing bluffs 445 Comment
  CAS-BOT-BC307295  Hazardia squarrosa var. grindelioides C. F. Saunders 1910-11-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA595929  Hazardia squarrosa var. obtusa Lauren Raz, S. D. Boyd 1996-10-23 033 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. 609 Comment
  CAS-BOT-BC302323  Hazardia squarrosa var. squarrosa H. M. Hall 1929-11-7 12773 Los Angeles Palos Verdes. Near the sea at north end of tract Comment
  UC1870225  Hedera helix LeRoy Gross 2003-2-22 744 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  CDA34301  Hedypnois cretica M. O'Brien 2011-6-14 MOB 11 -4 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  RSA441784  Helianthemum scoparium var. vulgare M. B. Dunkle 1928-5-13 1960 Los Angeles Santa Catalina Island. Head of Swain's Canyon. 396 Comment
  SEINET13383995 Image available Helianthus annuus R. G. Swinney 2010-1 12322 Los Angeles Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  UC1069456  Helianthus annuus R. St. John 1933-3-24 355 Los Angeles Aliso Canyon Santa Susana Quad., Aliso Canyon 487 Comment
  RSA233494  Helianthus annuus subsp. lenticularis R. F. Thorne, M. Z. Thorne 1972-1-30 42171 Los Angeles Johnson's Pasture and down Gail Canyon 488 Comment
  RSA60232  Helianthus gracilentus G. R. Campbell 1950-4-17 14591 Los Angeles Escondido Canyon, on road to Malibu Lake, 7 miles from Hwy Alt. 101. 457 Comment
  RSA875  Helianthus gracilentus J. T. Howell 1928-6-29 1002 Los Angeles 8 miles South Seminole Hot Springs, Santa Monica Mountains. 610 Comment
  CAS-BOT-BC305787  Helianthus nuttallii Ernest Braunton 1902-9-1 698 Los Angeles East Los Angeles Comment
  UC1751200  Helianthus nuttallii subsp. parishii Ken Koch Aug 2002 Los Angeles Newhall Ranch area, Santa Clara River floodplain south of Hwy 126 west of Intersatate 5 (location marked on map; provided by Mary Showers of Calif. Dept. Fish & Game Comment
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May 1 2014
  UCR14425  Heliotropium amplexicaule O. F. Clarke 1974-8-26 s.n. Los Angeles San Gabriel Valley, SE corner of Mission Blvd. and East End Ave. in Pomona 268 Comment
  CAS-BOT-BC305881  Helminthotheca echioides Alice Eastwood 1928-6-19 s.n. Los Angeles Los Angeles Comment
  UCR281369  Hemizonia fasciculata R. G. Swinney 2014-5-15 16510 Los Angeles San Gabriel Mountains, Glendora, ridge system between west and north forks of Hook Cyn., 0.48 miles north of Sierra Madre Ave. 427 Comment
  SEINET3860177  Hemizonia minthornii D. D. Keck 1932-10-14 1953 Los Angeles N. of Chatsworth city limits, on first hill to west of Topango Canyon Blvd., Santa Susana foothills.; 0 Comment
  SD52943  Hesperocnide tenella Peter H. Raven 1962-5-9 17701 Los Angeles San Clemente Island, canyon just north of Gray 305 Comment
  HSC79914  Hesperoyucca whipplei Philip A. Silverstone 1978-7-23 244 Los Angeles Santa Monica Mtns., Latigo Canyon Rd., 2.9 km inland from Hwy. 1 Comment
  LA22802  Hesperoyucca whipplei W. R. Ernst; June 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  RSA0081051  Hesperoyucca whipplei R. G. Swinney 2010-6-1 13107 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
  JEPS11806  Heterocodon rariflorum Frank W. Peirson 1921-6-14 1210 Los Angeles Trail Fork San Gabriel; San Gabriel Mountains 990 Comment
  CHSC95367  Heteromeles arbutifolia Laura Moore; Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 42 Los Angeles Los Angeles Basin: Verdugo Mountains ; La Tuna Canyon Park: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 586 Comment
  POM1843  Heteromeles arbutifolia D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  SBBG27201  Heteromeles arbutifolia I. W. Clokey, B. Templeton -Jul-1929 4589 Los Angeles Mandeville Cyn 200 Comment
  RSA0072459  Heteromeles arbutifolia var. macrocarpa Lyman D. Benson, Robert Benson, Joseph Lanjouw 1953-5-2 15100 Los Angeles Santa Catalina Island. Hills, north face of Swain Canyon, Whites Landing. 183 Comment
  CAS-BOT-BC318855  Heterotheca grandiflora LeRoy Abrams 1902-6-20 2569 Los Angeles Soldiers Home Comment
  SEINET11259274 Image available Heterotheca grandiflora E. D. Palmer s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC311266  Heterotheca sessiliflora subsp. echioides 1896-4-17 88 Los Angeles Near San Antonio Schoolhouse Comment
  UCR210496  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2008-12-6 9956 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 256 Comment
  UC137094  Heuchera elegans LeRoy Abrams 1902-6-30 2582 Los Angeles Mt. Wilson, near Martins Camp; Mt. Wilson Comment
  UCR204261  Heuchera elegans Naomi Fraga, Elizabeth A. Kempton 2008-7-2 2304 Los Angeles San Gabriel Mountains, north slope of Mount Islip from Little Jimmy Campground to the summit 2500 Comment
  RSA639888  Holodiscus microphyllus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  UCR190041  Holodiscus microphyllus R. G. Swinney 1998-10-3 7002 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  UCR271180  Holodiscus microphyllus var. microphyllus R. G. Swinney 2011-9-27 15695 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  SBBG42716  Hordeum depressum R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -240 Los Angeles Little Harbor Comment
  UCR213426  Hordeum murinum A. C. Sanders, Dan S. Cooper 2010-3-12 37328 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR258589  Hordeum murinum R. G. Swinney 2010-4-23 12364 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCR258901  Hordeum murinum R. G. Swinney 2010-4-30 12460 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  UCR260362  Hordeum murinum R. G. Swinney 2010-6-21 13275 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  CATA1159  Hordeum murinum subsp. glaucum Mark L. Hoefs 1995-5-30 2152 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  CDA2209  Hordeum murinum subsp. glaucum L. C. Wheeler 1973-5-12 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Gould Mesa Picnic Ground. Comment
  RSA187994  Hordeum murinum subsp. glaucum R. F. Thorne, P. Everett 1965-6-24 35031 Los Angeles Santa Catalina Island. Upper end of Escondido Canyon, W slope of Orizaba Mountain. 274 Comment
  CAS-BOT-BC289408  Hordeum murinum subsp. leporinum Marcus E. Jones 1882-5-1 3562 Los Angeles Los Angeles Comment
  CATA1198  Hordeum murinum subsp. murinum Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-5 2223 Los Angeles Santa Catalina Island: White's Landing, sea bluff and open, flat areas bordering beach 6 Comment
  CAS-BOT-BC172783  Hordeum vulgare Timothy S. Ross; Steve Boyd 1994-5-4 7633 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  POM366515  Horkelia cuneata subsp. puberula Geo. L. Moxley 1915-7-5 355 Los Angeles Ridge between Arroyo Seco and Millard's Canyons. Comment
  SD37701  Horkelia cuneata var. puberula Edith A. Purer 1935-5-11 6592 Los Angeles Santa Monica Mountains, near junction of Malibu Lodge Road and Ventura Boulevard Comment
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May 28 2014
  RSA774800  Horkelia rydbergii R. G. Swinney 2009-7-23 11396 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR271857  Horkelia rydbergii R. G. Swinney 2011-6-23 15312 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UCSB31614  Hosackia crassifolia Griesel, Wesley 1959-5-14 Los Angeles Angeles Crest Highway, near Charlton Flats, San Gabriel Mtns. 1524 Comment
  RSA776849  Hulsea vestita subsp. gabrielensis Orlando Mistretta, Christine Mistretta 2010-6-10 5302 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  RSA601575  Hypochaeris glabra L. C. Wheeler 1967-6-16 9841 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; north side Coulter Reservoir. 655 Comment
  RSA601629  Hypochaeris glabra L. C. Wheeler 1967-6-16 9854 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  SFV20995  Hypochaeris glabra L. Gross 2003-5-4 821 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along east side of Brand Canyon a short distance above the large waterfall near above coordinates. Near level area above river bottom. 393 Comment
  UC892009  Isocoma menziesii var. menziesii Carl B. Wolf 1932-10-4 4223 Los Angeles about 1/4 mi from Avalon (along road to Pebbly Beach); Santa Catalina Island 7 Comment
  JEPS62911  Isocoma menziesii var. vernonioides H. M. Hall 1902-5-11 3276 Los Angeles Santa Monica Comment
  RSA126745  Isocoma menziesii var. vernonioides Peter H. Raven, H. J. Thompson 1959-10-4 14554 Los Angeles Coast Highway just north of mouth of Santa Monica Canyon. 15 Comment
  RSA652950  Isocoma menziesii var. vernonioides A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23257 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain, Mormon, Limekiln and Aliso Canyon watersheds; This from upper Limekiln Cyn. near So Cal G[as] 595 Comment
  POM264737  Isoetes orcuttii L. C. Wheeler 1934-3-11 2436 Los Angeles 1/2 mi. E Puddingstone Dam, San Jose Hills. 274 Comment
  RSA604527  Jepsonia malvifolia Mark Hoefs, Junak, Takara, Kirkland 1995-11-10 2559 Los Angeles Santa Catalina Island: just past the Isthmus, toward West end, by road. 34 Comment
  RSA401006  Juglans californica N. C. Cooper 1942-6-3 1681 Los Angeles 31st. St. and Jefferson. Los Angeles Comment
  UCSB992  Juglans californica Haller, Norman 1953-3-29 Los Angeles Mulholland Dr; approx. 2 miles West of Sepulveda; Santa Monica Mts 457 Comment
  JEPS58701  Juglans californica var. californica Frank W. Peirson 1919-4-19 375 Los Angeles Pacoima Canyon San Gabriel Mountains Comment
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Mar 28 2014
  RSA785190  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37166 Los Angeles Arroyo Hondo, near the shooting range, 0.42 mi. due W of Rosemead Blvd., 0.26 mi. due S of Hwy 60 64 Comment
  IRVC28561  Juncus acutus subsp. leopoldii A. C. Sanders 2003-8-6 27123 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  RSA583016  Juncus acutus subsp. leopoldii Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6945 Los Angeles Santa Catalina Island: W end of Island beyond the isthmus, on main east west ridgtop, upper NW slope of Silver Peak (West Peak Triangulation Pt, 1804ft) 527 Comment
  RSA69628  Juncus balticus F. W. Peirson 1922-6-4 1642 Los Angeles Soledad Canyon, San Gabriel Mountains. 457 Comment
  RSA368132  Juncus balticus subsp. ater F. R. Fosberg, Joseph A. Ewan 1931-8-13 S 5539 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  RSA0091138  Juncus bufonius var. bufonius R. G. Swinney 2011-5-24 14829 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  RSA70279  Juncus covillei Joseph A. Ewan, F. R. Fosberg 1931-8-12 5002 Los Angeles Windy Camp Spring, Mt. Islip 2287 Comment
  UCR223496  Juncus effusus R. G. Swinney 2009-6-2 11001 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA729335  Juncus macrophyllus R. G. Swinney 1999-6-30 7479 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. Riparian zone with Alnus rhombifolia, surrounded by pinyon-juniper woodland. 1561 Comment
  POM6446  Juncus mexicanus L. T. Street, G. Williams 1919-5-10 2712 Los Angeles San Gabriel River near Bassett. 90 Comment
  RSA368238  Juncus mexicanus Anstruther Davidson 1919-1 s.n. Los Angeles Cienega. Los Angeles. Comment
  UCR124693  Juncus mexicanus B. C. Templeton 1932-6-18 4927 Los Angeles San Gabriel Mtns, Angeles National Forest: Jackson Lake 1930 Comment
  UC520009  Juncus ranarius Joseph Andorfer Ewan 1932-4-30 7437 Los Angeles n end Baldwin Hills; Culver City Comment
  RSA647878  Juncus rugulosus LeRoy Gross, Wayne Law 2000-8-8 3 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds., Near N34 deg 16' 01.8'' W118 deg 22' 08.0 325 Comment
  JEPS63874  Juncus textilis Frank W. Peirson 1921-6-20 1640 Los Angeles North Fork San Gabriel River San Gabriel Mountains 762 Comment
  SEINET6076738  Juncus textilis Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UC57090  Juncus textilis Ernest Braunton Sep 1902 666 Los Angeles Los Angeles River Comment
  UCR148045  Juncus textilis Steve Boyd, Amber Maurice 2004-5-18 11335 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  SBBG57364  Juncus torreyi R. Hoffmann 1927-9-21 Los Angeles Gorman Comment
  RSA229163  Juncus xiphioides Robert F. Thorne, C. W. Tilforth 1971-6-29 40707 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: along Aliso Creek at Tie Canyon where crossed by Angeles Forest Rd. 1372 Comment
  NY21004  Juniperus californica F. A. MacFadden 1933-3-15 s.n. Los Angeles Tejunga Wash, near Stonehurst Comment
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Oct 13 2014
  NY21018  Juniperus californica T. G. Yuncker 1931-6-29 3822 Los Angeles Los Angeles, Exposition Park Comment
  RSA0042971  Juniperus californica R. G. Swinney 2009-11-18 11659 Los Angeles summit of Oracle Hill, 1 air mi. ESE of junction of Angeles Forest Hwy & Soledad Canyon 1280 Comment
  SEINET6096908  Juniperus californica Unknown 1996-10-14 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  UCR152485  Juniperus chinensis A. C. Sanders, Lee Jones 2005-4-8 29363 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR149485  Keckiella antirrhinoides Valerie Soza, L. Moore 2000-5-30 974 Los Angeles Transverse Range; Liebre Mountains, San Franisquito Canyon, at Los Angeles Dept. of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, west of San Francisquito Canyon Road 488 Comment
  LA51916  Keckiella cordifolia A. Handschiegel; June 1925 sn Los Angeles 259 Comment
  RSA401757A  Keckiella cordifolia F. R. Fosberg 1931-3-27 S- 4400 Los Angeles Santa Catalina Island, Hamilton Canyon, near Avalon 50 Comment
  RSA584904  Keckiella cordifolia Tim S. Ross, Steve D. Boyd 1992-7-5 6606 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA660184  Keckiella ternata subsp. ternata Orlando Mistretta 1992-7-9 655 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR272627  Koeleria macrantha R. G. Swinney 2011-6-7 15053 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 1585 Comment
  UCR149803  Lactuca serriola Scott D. White, Pam Devries 2004-6-14 10493 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
  POM352638  Lamarckia aurea F. R. Fosberg 1931-4-16 S- 4660 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon 180 Comment
  RSA151273  Lamarckia aurea P. H. Raven 1962-4-9 17156 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  RSA729191  Lamarckia aurea R. G. Swinney 1999-5-15 7170 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  RSA392796  Lastarriaea coriacea Louis C. Wheeler 1932-5-26 745 Los Angeles San Gabriel Wash. 107 Comment
  CAS-BOT-BC338146  Lasthenia californica C. F. Baker 1904-4-4 4086 Los Angeles Elsinore Comment
  POM277131  Lasthenia californica E. S. Steele, H. S. Pratt 1935-3-8 9279 Los Angeles Pico, Beverly Blvd [Los Angeles]. Comment
  RSA645621  Lasthenia californica Karen Kirtland 1993-4-10 s.n. Los Angeles Mojave Desert (western): lancaster, E of 10th St. East between Ave. F and G. 708 Comment
  RSA650960  Lasthenia californica R. Nilsen 1955-4-16 s.n. Los Angeles 1/2 mile W of Cal Poly, San Dimas. 244 Comment
  RSA724502  Lasthenia californica K. Dobry 1990-3-25 235 Los Angeles Simi Hills at Dayton Canyon Comment
  SBBG96991  Lasthenia gracilis S. Boyd with T. Ross, L. Arnseth 1990-4-8 4384 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UC1118962  Lasthenia gracilis A. D. Gifford 1935-3-6 446 Los Angeles 2.5 mi sw of Red Mtn; Tejon Quadrangle Comment
  RSA603545  Lathyrus vestitus subsp. alefeldii Mark Hoefs, Robert F. Thorne 1996-4-6 2640 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  UC574960  Lathyrus vestitus var. ochropetalus R. Fowler, K. Kneen, and Carl Epling Apr 1933 Los Angeles Boney Ridge Santa Monica Mountains Comment
  OBI69278  Lathyrus vestitus var. vestitus John Knapp, Denise Knapp 2003-4-13 3 Los Angeles Catalina Island, 3688953.820N x 377327.333E 37 Comment
  UC69530  Lathyrus vestitus var. vestitus J. Burtt Davy May 9 1896-May 24 1896 2463 Los Angeles Manzana, near Cramm's place Antelope Valley Comment
  RSA329665  Lathyrus vestitus var. vestitus Gary D. Wallace 1966-3-25 230 Los Angeles San Gabriel Mountains: Millard Canyon north of Pasadena. 915 Comment
  RSA651401  Lathyrus vestitus var. vestitus Glen Johnson 1949-5-4 s.n. Los Angeles San Gabriel Canyon. 1219 Comment
  RSA627086  Lavatera cretica Scott D. White 1998-3-28 6350 Los Angeles Palos Verdes Area: Slope above Portugese Bend , east of Altamira Cyn. 61 Comment
  CAS-BOT-BC321530  Layia glandulosa Alice Eastwood 1913-5-11 3164 Los Angeles San Fernando Wash Comment
  RSA0082882  Layia glandulosa R. G. Swinney 2010-5-19 12776 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  SBBG12519  Layia glandulosa E. R. Blakley 1958-5-9 2264 Los Angeles 2 mi E of Gorman 1097 Comment
  SEINET3859875  Layia glandulosa R. G. Swinney 2009-4-28 10502 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 mi. SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  RSA709958  Layia glandulosa LeRoy Gross 2005-4-28 2181 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
  RSA92289  Layia glandulosa F. W. Peirson 1919-3-30 345 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains 427 Comment
  SEINET7881021 Image available Layia platyglossa F. R. Fosberg 1931-1 S 4814 Los Angeles Cape Canyon, Santa Catalina Island 200 Comment
  RSA188058  Layia platyglossa subsp. campestris R. F. Thorne 1966-4-6 35928 Los Angeles Santa Catalina Island: about 1 mi. W of Empire Landing. 76 Comment
  UCR216902  Lemna minima R. G. Swinney 2009-3-11 10083 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  UCR127387  Lemna valdiviana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25528 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCLA64369 Image available Lepechinia floribunda Carl Epling 1947-8-15 Los Angeles Horticultural Area, University of California, West Los Angeles, California. Comment
  LA82027  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA741093  Lepechinia fragrans Justin M. Wood 2008-11-21 243 Los Angeles Above La Canada, off of ANF Road (2N76). 985 Comment
  UCR265532  Lepidium Dan S. Cooper 2015-5-13 515- 48 Los Angeles Los Angeles Basin; Coastal Plain, Willow Springs oil field, Long Beach, west of Signal Hill, NW of intersection of Orange Ave. & Willow St. 30 Comment
  UC184285  Lepidium flavum A. D. E. Elmer Jun 1902 3653 Los Angeles Lancaster Comment
  CAS-BOT-BC89429  Lepidium fremontii W. R. Dudley; F. H. Lamb 1896-6-4 4312 Los Angeles Lancaster. Comment
  CAS-BOT-BC89533  Lepidium lasiocarpum E. R. Blakley 1962-6-10 5231 Los Angeles California Channel Islands. San Clemente Island. Canyon mouth southeast of Eel Point, half way toward Seal Cove. 6 Comment
  CATA1597  Lepidium nitidum Mark L. Hoefs, Robert F. Thorne 1998-4-25 2866 Los Angeles Santa Catalina Island: At Echo Lake 402 Comment
  CDA3826  Lepidium strictum R. L. Armacost 1973-4-13 2839 Los Angeles Santa Monica. 0 Comment
  SBBG127975  Lepidium strictum M. L. Hoefs, S. A. Junak 1996-5-1 2708 Los Angeles Avalon Cyn Rd by horse stable 24 Comment
  UCR273748  Lepidium virginicum subsp. virginicum R. G. Swinney 2011-6-15 15193 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA95035  Lepidospartum latisquamum F. W. Peirson 1923-9-1 4017 Los Angeles Swartout Valley, at Saw Mill Canyon 1 mile E of summit at Big Pines 2011 Comment
  CHSC95487  Lepidospartum squamatum LeRoy Gross; Valerie Soza 2001-5-31 393 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southeast side. Disturbed flat area at end of road (bulldozed) east of Dead Horse Canyon, south off of Las Flores Mountain Way. 366 Comment
  POM212043  Lepidospartum squamatum C. B. Wolf 1931-7-30 2298 Los Angeles 2 miles S of San Fernando, San Fernando Valley. 274 Comment
  POM305773  Lepidospartum squamatum Henry J. Ramsey, Henry J. Ramsey 1937-6-27 951 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  RSA593425  Lepidospartum squamatum Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8896 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA760556  Lepidospartum squamatum R. G. Swinney 2008-8-14 9437 Los Angeles Confluence of Big Rock Creek and Fenner Canyon 1640 Comment
  UCD33024  Lepidospartum squamatum Beecher Crampton 1965-10-27 7595 Los Angeles ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  UCR248883  Leptochloa fusca subsp. uninervia Peter Rubtzoff 1988-10-7 9961 Los Angeles San Gabriel Mountains, Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, c. 2 miles NE of entrance to Angeles National Forest, or c. 4 miles NE of junction of Osborne St. and Foothill Blvd. 479 Comment
  RSA648214  Leptodactylon californicum Stephen Hill 1981-2-2 14 Los Angeles 0.7 mi. S. of Silverbit on Valley Center in open field on N. side of road. Comment
  SBBG20165  Leptosiphon chrysanthus subsp. chrysanthus M. A. Piehl 1963-5-18 63313 Los Angeles just N of Godde Pass 914 Comment
  RSA725754  Leptosiphon parviflorus A. C. Sanders, Mark Elvin, et al. 2003-5-1 26268 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 442 Comment
  SBBG64521  Leptosiphon parviflorus R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCD118982  Leptosiphon parviflorus Gerald Dickinson 1962-5-17 38 Los Angeles Topanga Boulevard and Upper Robinson Road, Santa Monica Mountains. 304 Comment
  RSA612151  Leptosiphon pygmaeus subsp. pygmaeus Steve Boyd, Kent Hughes 1998-5-5 10180 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1158 Comment
  UCR276804  Leptosyne bigelovii R. G. Swinney 2010-5-21 12899 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
  UCSB24001  Leptosyne bigelovii Mori, Dianna 1964-5-3 Los Angeles 3 miles from Calif. Highway 138 on Old Ridge Rd. 1127 Comment
  RSA226088  Lessingia glandulifera var. glandulifera R. F. Thorne, C. W. Tilforth 1971-6-17 39901 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  RSA698747  Lessingia glandulifera var. peirsonii LeRoy Gross, Paul Morton 2004-6-9 1333 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  RSA164310B  Leymus condensatus Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Old Grapevine, Angeles National Forest. 915 Comment
  SD124090  Limonium sinuatum Mark Hoefs 1973-7-13 377 Los Angeles Santa Catalina Island; open area between #3 golf fairway and main road; Avalon Canyon. 46 Comment
  RSA601132  Linanthus aureus L. C. Wheeler 1946-5-26 6210 Los Angeles El Monte. 2002 North Durbee Road. Comment
  RSA748448  Linanthus breviculus Orlando Mistretta 1992-8-28 785 Los Angeles Mt. Gleason management unit. Angeles National Forest. Tujunga Ranger District. Comment
  RSA191134  Linanthus californicus R. F. Thorne, M. Z. Thorne 1967-6-25 37088 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA653052  Linanthus californicus A. C. Sanders, D. Malueg 1998-6-24 22062 Los Angeles San Gabriel Mtns.: CCC Ridge, off Hwy 2 just N of Pasadena city limit, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  UCD15278  Linanthus californicus Claire Warshaw 1985-5-12 20 Los Angeles 10 miles east of intersection of Glendora Mountain Road and Glendora Ridge Road. 1524 Comment
  OBI7364  Linanthus californicus subsp. glandulosus Mark Fresh 1976-2-29 16 Los Angeles Located at Tuna Canyon Road and Saddle Peak Roah crossroads. Comment
  RSA468447  Linanthus californicus subsp. glandulosus Anstruther Davidson 1893-05 s.n. Los Angeles Los Angeles. Comment
  UCR113676  Linanthus ciliatus L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  UC1929333  Linanthus concinnus Valerie Soza, Naomi Fraga 2003-7-3 1710 Los Angeles Transverse Ranges; San Gabriel Mountains region; Big Rock Creek; Manzantia Trail. 1593 Comment
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Aug 11 2014
  SBBG116977  Linanthus dianthiflorus S. A. Junak with K. Kirkland 2001-4-13 SCa 1428 Los Angeles old rd, on ridgetop overlooking Empire Landing 225 Comment
  UC572572  Linanthus dichotomus A. D. Gifford 1935-3-25 501 Los Angeles 5.25 mi ne Sawmill Peak; Tejon Quad. 914 Comment
  HSC104237  Linanthus parryae R. G. Swinney 2009-4-24 10453 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  POM4226  Linaria canadensis var. texana Philip A. Munz 1918-5-16 2244 Los Angeles Claremont. Comment
  RSA545252  Linaria canadensis var. texana D. Propst, M. Hoefs 1973-3-3 47 Los Angeles Santa Catalina Island: Cottonwood Canyon. 183 Comment
  UCR182856  Lithophragma R. G. Swinney 1998-4-4 5910 Los Angeles San Gabriel Mtns, Evey Canyon, c. 0.75 mi. west of Mt. Baldy Rd., c. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
  CAS-BOT-BC426263  Lithophragma affine Geo. B. Grant 1898-3-20 s.n. Los Angeles Lincoln Park, Pasadena Comment
  POM219215  Lithophragma heterophyllum Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Dimas Canyon. 549 Comment
  RSA649802  Lobularia maritima Matt Brooks 1988-5-12 54 Los Angeles Whittier, Skyline Dr. 0.2 miles west of its intersection [with] Turnbull Canyon Rd. Comment
  SBBG128333  Logfia filaginoides S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 37 Los Angeles Deer Valley Trail 92 Comment
  SBBG98054  Logfia filaginoides T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5216 Los Angeles 1300 ft NNW of Guds (888') marker 240 Comment
  UCR271873  Logfia filaginoides R. G. Swinney 2010-3-24 12058 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
  SBBG113067  Logfia gallica S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 625 Los Angeles rd to East Pk, just SW of Pk 1245, ca. 0.85 air mi NW of East Pk 347 Comment
  SD69540  Logfia gallica Robert F. Thorne, P. Everett 1965-5-10 34517 a Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island. 424 Comment
  SEINET3371875  Logfia gallica G. Rink 2011-6-1 10577 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  RSA0115236  Logfia gallica Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 619 Los Angeles Santa Catalina Island. In upper portion of Avalon Canyon watershed, along Memorial Road, ca. 0.7 road miles above Wrigley Memorial. 213 Comment
  SBBG31152  Lolium temulentum R. F. Thorne 1966-4-29 36295 Los Angeles Middle Ranch, Middle Ranch Cyn 198 Comment
  LA51833  Lomatium dasycarpum Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR280889  Lomatium lucidum R. G. Swinney 2014-5-15 16507 Los Angeles San Gabriel Mountains, Glendora, ridge system between west and north forks of Hook Cyn., 0.48 miles north of Sierra Madre Ave. 427 Comment
  SD231182  Lomatium mohavense Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 48 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  RSA586286  Lomatium mohavense Orlando Mistretta 1995-3-14 1530 Los Angeles Broad drainage basin on desert edge W of Little Rock Creek 1158 Comment
  HSC21542  Lomatium utriculatum C. S. Apperson 1966-5-16 Los Angeles 16 mi. E of Gorman on Ave. D. Comment
  CAS-BOT-BC240480  Lonicera hispidula Steven A. Junak 1997-9-27 SCI- 964 Los Angeles San Clemente Island: E side of island, just inland from mouth of Eagle Canyon 15 Comment
  POM4407  Lonicera interrupta I. M. Johnston 1917-8-23 1713 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  CAS-BOT-BC234816  Lonicera subspicata Alice Eastwood 1906-5-27 66 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  SBBG50065  Lonicera subspicata M. R. Benedict 1970-6-17 Los Angeles lower Cape Cyn about 0.5 mi above Middle Cyn Comment
  LA82087  Lonicera subspicata var. denudata O. H. Kappler; 1940-6-9 51 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA455376  Lonicera subspicata var. denudata Anstruther Davidson 1887-1 s.n. Los Angeles Glendale. Comment
  RSA588960  Lonicera subspicata var. denudata Orlando Mistretta 1994-6-8 1340 Los Angeles Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1158 Comment
  UCR84574  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6182 Los Angeles Channel Islands; San Clemente Island, Eastern escarpment just below the mouth of Nanny Canyon where it opens onto a sloping terrace and flows northward 87 Comment
  UCR86540  Lotus argophyllus subsp. ornithopus T. S. Ross 1992-4-14 6172 Los Angeles Channel Islands; San Clemente Island, Central E side of island, lower escarpment c. 100m N of where the nanny Canyon drainage meets the sea 15 Comment
  RSA724430  Lotus argophyllus var. argophyllus K. Dobry 1992-6-14 d- 387 Los Angeles Santa Monica Mts. 3 mi. East of Kanan Rd off Mulholland Hwy along road Comment
  RSA155785  Lotus argophyllus var. ornithopus P. H. Raven 1962-5-22 17843 Los Angeles Middle Ranch, Santa Catalina Island. 213 Comment
  RSA406097  Lotus crassifolius var. crassifolius L. E. Hoffman 1932-7-4 s.n. Los Angeles Big pines Co. park, Swarthout Canyon 1524 Comment
  PASA1088  Lotus grandiflorus 1927-5-17 Los Angeles Ridgeroute Comment
  JEPS65137  Lotus heermannii Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Los Angeles Comment
  RSA0112767  Lotus heermannii var. heermannii R. G. Swinney 2011-3-29 14239 Los Angeles San Gabriel Mts.: Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  RSA774961  Lotus humistratus R. G. Swinney 2009-4-29 10591 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA755967  Lotus humistratus Orlando Mistretta, Christine Mistretta 2008-4-4 2312 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  JEPS55500  Lotus micranthus Frank W. Peirson 1919-5-18 436 Los Angeles Monrovia Canyon San Gabriel Mountains 426 Comment
  JEPS55557  Lotus oblongifolius var. oblongifolius Frank W. Peirson 1918-5-21 100 Los Angeles Arroyo Seco San Gabriel Mountains 487 Comment
  RSA50634  Lotus oblongifolius var. oblongifolius L. R. Abrams 1901-07 1879 Los Angeles San Gabriel Mountains: West Fork of San Gabriel River. Comment
  UCR280876  Lotus procumbens var. procumbens R. G. Swinney 2014-5-7 16403 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  UCR149365  Lotus salsuginosus Scott D. White, Brian Leatherman 2003-11-17 9856 Los Angeles San Gabriel Mtns, Big Dalton Canyon, above Glendora. Big Dalton Canyon Road, above reservoir 549 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
  RSA596016  Lotus salsuginosus var. salsuginosus T. S. Ross, J. Mark Porter 1995-5-4 8458 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  POM156181  Lotus scoparius L. R. Abrams 1902-6-11 2518 Los Angeles Playa del Rey. Comment
  RSA652797  Lotus scoparius Jim Reutzel 1994-5-22 50 Los Angeles Almost everywhere off disturbed areas. Hills behind Cal Poly Pomona University. Comment
  RSA406849  Lotus scoparius var. brevialatus L. E. Hoffman 1927-7-10 s.n. Los Angeles Swarthout canyon Comment
  UCR125486  Lotus scoparius var. scoparius A. C. Sanders, Mark Elvin 2003-4-14 25966 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
  RSA647869  Lotus strigosus LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 244 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 926 Comment
  UCR188656  Lotus strigosus R. G. Swinney 1990-3-23 1539 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  RSA303606  Lotus strigosus J. R. Shevock 1970-3-16 38 Los Angeles foothills of San Gabriel Mts. 457 Comment
  RSA710800  Lotus strigosus LeRoy Gross 2005-5-3 2250 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
  SEINET3131530  Lotus strigosus var. hirtellus G. B. Grant 1906-1 718 Los Angeles Mt. Wilson, San Gabriel Mts. 1829 Comment
  UCR219927  Lupinus R. G. Swinney 2009-4-17 10395 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  CAS-BOT-BC198292  Lupinus Fred E. Burlew 1920-4-23 s.n. Los Angeles Hills above Glendale. Comment
  RSA639108  Lupinus andersonii L. C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  SDSU4646  Lupinus arboreus R. M. Beauchamp 1966-8-8 55 Los Angeles Growing beside paved road south of Avalon. 122 Comment
  SBBG127514  Lupinus bicolor M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2847 Los Angeles upper end of rd to Toyon Beach 411 Comment
  UC1401249 Image available Lupinus bicolor D. B. Dunn and C. Epling 1946-4-19 2129 Los Angeles 0.9 mi s Highway 99 and Highway 138 junction (and for several miles to the n of junction and n of the town of Gorman); ; N of Gorman, Los Angeles Co. 1066 Comment
  PASA810  Lupinus bicolor Sally Ellis 1939-3-24 Los Angeles Claremont Comment
  RSA638176  Lupinus bicolor L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  UC1183622  Lupinus bicolor Dave Dunn 1941-3-29 954 Los Angeles Las Lomas Road near Foothill Blvd. near Verne; near LaVerne Comment
  SDSU19956  Lupinus bicolor subsp. umbellatus S. H. Bullock 1968-3-23 2 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th Streets. 351 Comment
  RSA652105  Lupinus chamissonis G. A. Conley 1955-5-21 s.n. Los Angeles Playa Del Rey Sand Dunes. Comment
  SEINET12154481  Lupinus chamissonis Unknown 1933-1 10354 Los Angeles Playa del Rey Comment
  SBBG108904  Lupinus concinnus S. A. Junak 1997-3-11 SCl 750 Los Angeles SE side of Sibara Ridge, ca. 0.35 mi S of Triangulation Pt Guds 112 Comment
  SBBG127508  Lupinus concinnus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2832 Los Angeles hillside above New York Harbor 54 Comment
  SBBG69074  Lupinus excubitus R. Hoffmann 1931-4-28 Los Angeles Bouquet Cyn Comment
  SEINET3440246 Image available Lupinus excubitus G. Helmkamp 1997-3-6 1353 Los Angeles Western Mojave Desert west of Lancaster, along Lancaster Rd, just S of California Poppy Preserve. 793 Comment
  RSA773613  Lupinus excubitus var. austromontanus R. G. Swinney 2009-6-24 11227 Los Angeles summit of Granite Mountain 1988 Comment
  CAS-BOT-BC215336  Lupinus excubitus var. excubitus Lester Rowntree 1938-4-28 s.n. Los Angeles Mint Canyon Comment
  RSA307829  Lupinus formosus var. formosus H. J. Ramsey 1938-3-27 2773 Los Angeles Eaton Canyon Park, Altadena. Comment
  JEPS65255  Lupinus hirsutissimus Frank W. Peirson 1918-6-4 86 Los Angeles foothills e Rubio Canyon; San Gabriel Mts., e of Rubio Canyon 609 Comment
  SEINET8043941 Image available Lupinus hirsutissimus R. G. Swinney 2010-1 12441 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream) below Natl. Forest boundary. 488 Comment
  UCSB11268  Lupinus hirsutissimus Hancock, Dan 1961-3-31 Los Angeles E side of Middle Ranch spillway, on Catalina Island Comment
  RSA718068  Lupinus hyacinthinus R. G. Swinney 1997-8-19 5809 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
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May 4 2010
  PASA1666  Lupinus latifolius Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  CAS-BOT-BC211684  Lupinus longifolius Fordyce Grinnell 1916-6-10 s.n. Los Angeles Sister Elsie Pk. Trail, San Gabriel Mts. Comment
  CAS-BOT-BC211692  Lupinus longifolius Philip A. Munz 1949-5-10 13389 Los Angeles La Crescenta Comment
  CAS-BOT-BC211697  Lupinus longifolius Theodore Payne 1948-5-15 12286 Los Angeles La Canada Comment
  SDSU19994  Lupinus longifolius S. H. Bullock 1968-4-6 54 Los Angeles Claremont, north of Foothill Blvd. between Dartmouth and College Ave. 366 Comment
  SEINET10485633  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in a field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UC155194  Lupinus microcarpus var. densiflorus Katharine Brandegee June 1910 Los Angeles Saugus Comment
  OBI48494  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1346 Los Angeles Hwy 138 and 26th Ave in Palmdale Comment
  UCSB31760  Lupinus peirsonii Griesel, Wesley 1962-6-27 Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  SFV21759  Lupinus sparsiflorus L. Gross 2001-4-1 378 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Low hill between La Tuna Canyon Road and Sunland Blvd. Entered at dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. 305 Comment
  UCR126669  Lupinus sparsiflorus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26204 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  SEINET3131620  Lupinus succulentus Unknown 1903-3-14 3141 Los Angeles San Pedro hills, near Redondo Comment
  PASA1686  Lupinus truncatus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA592378  Lupinus truncatus Mark Hoefs 1974-4-30 432 Los Angeles Santa Catalina Island. By trail in Hermits Gulch. 107 Comment
  RSA790103  Lupinus truncatus J. George 2012-3-11 s.n. Los Angeles South Coast: Palos Verdes Estates, just east of junction of Palos Verdes Blvd., Palos Verdes West and Palos Verdes Dr. North. At southern end of El Segundo sand dune system. 73 Comment
  CAS-BOT-BC233482  Lycium californicum L. R. Abrams; I. L. Wiggins 1931-7-3 290 Los Angeles Santa Barbara Island Comment
  RSA428860  Lycium cooperi Roger Minahan 1934-06 s.n. Los Angeles Valyermo, San Gabriel Mountains. Comment
  RSA669743  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles Playa del Rey, 400 m north of 431 East Culver Blvd. Comment
  SEINET10696892  Lycopersicon esculentum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3761 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA544536  Lyonothamnus floribundus subsp. aspleniifolius Tim S. Ross, Kellogg 1992-4-12 6129 Los Angeles San Clemente Island: 110 degrees ESE, 480-600M from Vista, at the head of Grove Canyon. 427 Comment
  UCR259095  Lythrum californicum R. G. Swinney 2010-10-15 14058 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  RSA640717  Madia elegans subsp. wheeleri L. C. Wheeler 1931-8-16 s.n. Los Angeles San Gabriel Mountains: San Antonio Canyon. 915 Comment
  POM147536  Madia exigua Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA770896  Madia gracilis R. F. Thorne 1965-5-10 34481 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  RSA435927  Mahonia dictyota Fordyce Grinnell Jr. 1910-3-19 S.N. Los Angeles Switzers trail. San Gabriel Mountains 762 Comment
  RSA678461  Malacothamnus clementinus Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 169 Los Angeles San Clemente Island. Lemon Tank. Comment
  SD122643  Malacothamnus clementinus F. C. Boutin 1967-4-23 1653 Los Angeles San Clemente Island, east side of island, Lemon Tank. 305 Comment
  CAS-BOT-BC231888  Malacothamnus davidsonii Joseph Andorfer Ewan 1937-8-23 11047 Los Angeles Tujunga Canyon near its mouth, San Gabriel Mts. Comment
  CAS-BOT-BC231889  Malacothamnus davidsonii A. Davidson 1895-6-24 s.n. Los Angeles San Fernando Comment
  RSA95327  Malacothamnus fasciculatus F. W. Peirson 1918-10-26 114 Los Angeles Big Dalton Canyon, south base of San Gabriel Range. 762 Comment
  SBBG12942  Malacothamnus fasciculatus var. catalinensis E. R. Blakley 1962-10-3 5391 Los Angeles E side of Black Jack Mtn at the start of rd to White's Landing 411 Comment
  RSA0013552  Malacothamnus fremontii Orlando Mistretta, Christine Mistretta 2011-6-23 5749 Los Angeles Vincinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E. of Mt. Gleason summit. 1680 Comment
  RSA0096978  Malacothamnus fremontii Richard G. Swinney 2011-5-31 14909 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
  RSA434850  Malacothamnus fremontii I. M. Johnston 1917-8-22 1673 Los Angeles San Antonio Mts., Prairie Fork of the San Gabriel River 1905 Comment
  OBI2777  Malacothrix glabrata J. Eckert 1968-4-13 94 Los Angeles hwy 138, 5 mi N of Pearblossom 762 Comment
  CAS-BOT-BC347910  Malacothrix saxatilis var. tenuifolia C. B. Wolf 1931-5-13 2003 Los Angeles Pacoima Wash, near the bridge on the road from Tujunga to San Fernando 365 Comment
  CATA3175  Malacothrix saxatilis var. tenuifolia Amy Catalano 2016-10-19 155 Los Angeles Santa Catalina Island: East facing cliff on west side of Airport Road 1/4 mile south of Blackjack Road 403 Comment
  RSA780692  Malacothrix saxatilis var. tenuifolia Sandy Leatherman, Pam DeVries 2011-4-28 2011 -10 Los Angeles Transverse Ranges; Liebre Mountains region; 925 meters SW of Vasquez Canyon Road at Mesa Drive in Santa Clarita 576 Comment
  LA94274  Malosma laurina Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  UC869604  Malosma laurina Ezra C. Knopf 502 Los Angeles Santa Catalina Isl. Comment
  UCSB69226  Malosma laurina Gross, LeRoy; Soza, Valerie; Tessel, Samantha 2001-6-4 Los Angeles Los Angeles Basin; Verdugo Mountains Region; northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek; City of Sun Valley 274 Comment
  UCR213334  Malva neglecta Justin M. Wood 2009-4-22 524 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  CSUSB814  Malva parviflora J. Operskalski 1976-4-24 Los Angeles Glendale, 5 miles south of 210 freeway. Comment
  RSA670663  Malvastrum orbiculatum Anstruther Davidson 1920-06 3369 Los Angeles Acton. Comment
  CATA3107  Malvella leprosa Amy Catalano, C. Matt Guilliams & Steve Junak 2016-5-12 111 Los Angeles Santa Catalina Island: West edge of Echo Lake 391 Comment
  RSA226030  Malvella leprosa Robert F. Thorne, C. W. Tilforth 1971-6-29 40648 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  LA200409  Marah macrocarpa C. L. Hogue; 1954-3-13 sn Los Angeles Santa Monica Mountains, near Seminole Hot Springs 335 Comment
  RSA0086540  Marah macrocarpa R. G. Swinney 2011-5-3 14575 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UCSB9125  Marah macrocarpa Haller, John 1953-3-4 Los Angeles Faculty Hill, UCLA Comment
  RSA0022524  Marrubium vulgare Duncan S. Bell, Caitlin Elam 2013-6-24 5248 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  UCR175045  Marrubium vulgare Vanessa Lee 2005-4-10 s.n. Los Angeles San Gabriel Mtns. Foothills, Eaton Canyon Park, Pasadena, north of I-210 off Altadena Dr. 305 Comment
  UCR260351  Marrubium vulgare R. G. Swinney 2010-5-4 12559 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA409823  Marrubium vulgare E. Crow 1928-4-11 241 Los Angeles Puddingstone Canyon Hills, S of San Dimas. Comment
  CAS-BOT-BC348118  Matricaria discoidea Geo. B. Grant 1902-5-1 752 Los Angeles Unspecified 609 Comment
  CAS-BOT-BC348119  Matricaria discoidea Alice Eastwood 1906-5-27 188 Los Angeles Country adjacent to Los Angeles. San Pedro Comment
  OBI15636  Matricaria discoidea Bill Arbaugh 1966-4-25 19 Los Angeles Tapia Park 152 Comment
  POM199728  Meconella denticulata I. W. Clokey, Bonnie C. Templeton 1929-04 4428 Los Angeles Mandeville Canyon. 450 Comment
  POM229074  Meconella denticulata Florence J. Youngberg 1937-4-29 s.n. Los Angeles San Dimas Canyon. 610 Comment
  POM97348  Meconella denticulata H. E. Hasse 1890-4-4 s.n. Los Angeles brushy foothills of Sierra Madre Comment
  POM222458  Medicago lupulina L. C. Wheeler 1936-6-12 4154 Los Angeles Monroe Canyon. 549 Comment
  UC159170  Medicago polymorpha Geo. B. Grant 1905-5-16 761 -6498 Los Angeles Garvanza Comment
  UCR219462  Medicago polymorpha R. G. Swinney 2009-3-25 10154 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  RSA624070  Medicago polymorpha L. C. Wheeler 1967-5-18 9649 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  UC16092  Medicago polymorpha Harley P. Chandler 1897-3-12 Los Angeles Claremont 365 Comment
  SD248456  Melaleuca viminalis R. E. Riefner Jr. 2010-5-31 10 41 Los Angeles Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, E of Vermont Ave and N of West Anaheim St. Comment
  UCR249901  Melaleuca viminalis R. E. Riefner Jr. 2004-8-22 04- 384 Los Angeles city of Pasadena, Arroyo Seco Creek, Lower Arroyo Park, vicinity of Colorado Blvd overpass 122 Comment
  LA105544  Melica imperfecta Barry A. Prigge; 1989-5-13 8759 Los Angeles Santa Susana Mountains, Blind Canyon, ca. 1.5 mi. NW of junction of Simi Valley and Topanga Blvd., N of Chatsworth 472 Comment
  RSA248859  Melica imperfecta R. F. Thorne 1973-4-11 42841 Los Angeles San Clemente Island, wet bottom of Norton Canyon. 274 Comment
  RSA774058  Melica imperfecta R. G. Swinney 2009-6-12 11128 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
  SBBG105559  Melica imperfecta T. Ross, S. Boyd 1994-5-25 7936 Los Angeles Necktie Basin, W of Warm Springs Mtn summit 1060 Comment
  UC625140  Melica imperfecta F. R. Fosberg 1931-3-31 S 4430 Los Angeles Avalon; Santa Catalina Island 8 Comment
  UCD88008  Melica imperfecta Peter H. Raven; Robert F. Thorne 1964-5-7 19006 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. Comment
  UCR193722  Melica imperfecta R. G. Swinney, Dave Larson 1999-5-29 7225 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  UC1595448  Melilotus albus Tim Ross 1992-7-10 6664 Los Angeles between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  UCR219822  Melilotus indicus R. G. Swinney 2009-4-16 10372 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  UCR258836  Melilotus indicus R. G. Swinney 2010-3-22 12029 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA0116463  Mentha suaveolens R. G. Swinney 2011-9-22 15658 Los Angeles San Gabriel Mountains; Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA746839  Mentzelia albicaulis R. G. Swinney 2008-5-8 8781 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR150594  Mentzelia albicaulis L. C. Wheeler 1967-5-31 9799 Los Angeles Transverse Ranges: San Gabriel Mountains region, San Gabriel Mtns: just over the rise immediately west of Caldwell Lake Comment
  LA106724  Mentzelia albicaulis Steve Boyd; 1986-3-30 1500 Los Angeles Hwy 18, 0.5 mi E of junction with Hwy 138, NE of Pinyon Hills. Comment
  LA33785  Mentzelia micrantha Peter H. Raven; 1959-5-9 14170 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  LA91514  Mentzelia micrantha Bruce Douglas Clayton; Greg Shaw 1972-5-11 114 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, Half way along trail on S slope of castle 548 Comment
  RSA582801  Mentzelia micrantha Tim S. Ross, Steve D. Boyd 1993-5-23 7292 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  RSA709635  Mentzelia veatchiana LeRoy Gross 2005-4-28 2166 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
  RSA526535  Mesembryanthemum crystallinum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4273 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  SD52972  Mesembryanthemum nodiflorum Peter H. Raven 1962-7-11 17995 Los Angeles San Clemente Island, just south of old airstrip Comment
  CAS-BOT-BC348449  Micropus californicus var. californicus Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6957 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, head of Bouchette Canyon (draining northward to Johnsons Landing) 359 Comment
  SBBG117131  Microseris douglasii subsp. platycarpha S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1527 Los Angeles E of Little Harbor, near Sheep Chute Ridge Rd, ca. 0.5 mi from intersection with Little Harbor Rd 121 Comment
  UC557805  Microseris elegans Nell Murbarger April, 1936 111 Los Angeles mesa summit San Clemente Island Comment
  RSA587158  Microseris lindleyi Orlando Mistretta 1995-4-28 1652 -H Los Angeles Kitter Canyon; Slopes W of main canyon 1280 Comment
  RSA567167  Microsteris gracilis T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3903 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
  LA210400  Mimulus aurantiacus Norman A. Cole; May 1964 357 .2 Los Angeles SANTA MONICA MOUNTAINS, 2.9 mi from Pacific Coast Hwy along Rambla Pacifico. 335 Comment
  RSA748594  Mimulus aurantiacus Justin M. Wood 2009-6-1 787 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  UCD122223  Mimulus aurantiacus Marc Meyer 1993-4-25 28 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2 miles north of Tampa offramp of CA Hwy 118. 400 Comment
  LA209156  Mimulus aurantiacus var. pubescens W. R. Ernst; April 1947 sn Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  RSA0120157  Mimulus aurantiacus var. pubescens R. G. Swinney 2014-5-27 16674 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  RSA439245  Mimulus aurantiacus var. pubescens H. L. Bauer 1931-3-1 s.n. Los Angeles Topanga Canyon. Comment
  UCR178790  Mimulus aurantiacus var. pubescens R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mtns., in and Near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Poopout Hill firebreak 488 Comment
  UCR205676  Mimulus aurantiacus var. pubescens A. C. Sanders, T. B. Salvato 2009-5-29 37033 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  UCSB22109  Mimulus aurantiacus var. pubescens Engel, C. 1967-3-21 Los Angeles On the south side of Cherry Cove; 2.8 mi. west of the Isthmus on the road to Emerald Bay, Santa Cataliina Island 76 Comment
  LA209122  Mimulus aurantiacus var. puniceus R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island Comment
  RSA442692  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-3-24 S- 4353 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon. 80 Comment
  RSA420985  Mimulus brevipes Albert J. Perkins 1913-5-2 s.n. Los Angeles Tujunga Canyon. Comment
  UCSB30847  Mimulus brevipes Coz, Susan 1977-6-4 Los Angeles 100 yds E of malibu Cyn Rd; 5 mi N on Malibu Cyn Rd; from Hwy 1 across from Tapia Park 182 Comment
  RSA550411  Mimulus cardinalis Tim S. Ross 1992-7-10 6675 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  UCR189692  Mimulus cardinalis R. G. Swinney 1998-7-30 6579 Los Angeles San Gabriel Mtns., tributary of Cow Canyon at Fallen Leaf Spring, c. 2.4 mi. SW of Cow Cyn. Saddle on Glendora Ridge Rd. 1338 Comment
  UCR270872  Mimulus cardinalis R. G. Swinney 2011-8-17 15633 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  UCR271232  Mimulus cardinalis R. G. Swinney 2011-9-27 15691 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  UCR264699  Mimulus constrictus Mitch Provance, Callen Huff 2009-4-28 10737 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  RSA435506  Mimulus floribundus Freda Detmers 1928-10-17 s.n. Los Angeles Stream side, Verdugo Woodlands Comment
  RSA681141  Mimulus floribundus LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1069 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 550 Comment
  SFV6172  Mimulus glaucescens R. M. Muran 1974-5-28 85 Los Angeles Santa Monica Mountains Along road by Seminole Hot Springs. 396 Comment
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Jul 13 2018
  IRVC29016  Mimulus guttatus A. C. Sanders, Mark Elvin 2002-6-25 25293 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  SBBG98516  Mimulus guttatus T. Ross 1991-5-23 5487 Los Angeles lower Tota Cyn 60 Comment
  SEINET4678061  Mimulus guttatus K. Dobry 1991-5-13 508 Los Angeles West San Gabriel Mts. at Elsmere Canyon.; 0 Comment
  UCR192660  Mimulus guttatus R. G. Swinney 1999-8-14 7628 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
  UCR270457  Mimulus guttatus R. G. Swinney 2011-6-30 15411 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UC1483364  Mimulus guttatus Jack Delaini 1974-4-25 137 Los Angeles at mouth Lodi Canyon (San Dimas Creek); Angeles National Forest, San Dimas Experimental Forest 426 Comment
  RSA0056597  Mimulus johnstonii Louis C. Wheeler 1948-6-13 6644 Los Angeles San Gabriel Mountains: Coldwater Canyon, off Big Tujunga. 1006 Comment
  SEINET3848333  Mimulus moschatus R. G. Swinney 2008-1 9124 Los Angeles San Gabriel Mtns.: Buckhorn Flat Campground, south of Hwy 2/ Angeles Crest Hwy (Waterman Mountain 7.5' Q) 1000 Comment
  UCR124287  Mimulus moschatus L. C. Wheeler 1968-6-14 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Spring on north side of Blue Ridge by Guffy Camp Comment
  CAS-BOT-BC9664  Mimulus palmeri Wesley O. Griesel s.n. Los Angeles State Hwy. #2, Newcombs Ranch, San Gabriel Mts. 1828 Comment
  RSA80486  Mimulus palmeri F. W. Peirson 1907-7-9 1124 Los Angeles Pine Flats Comment
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Dec 10 2014
  RSA430209  Mimulus parishii Anstruther Davidson 1890-05 s.n. Los Angeles Riverbed. [no additional locality information] Comment
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Oct 19 2007
  SEINET3860057  Minuartia douglasii R. G. Swinney 2009-4-24 10449 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  UCR127034  Mirabilis laevis Mark A. Elvin 2003-4-9 2469 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, canyon north of SR 126 from 'Grapevine Mesa 335 Comment
  RSA649339  Mirabilis laevis Don Holland 1971-3-17 P. 028 Los Angeles Collected on west end of Puddingstone Reservoir, off San Dimas Ave. 335 Comment
  CAS-BOT-BC434637  Mirabilis laevis var. crassifolia Geo. B. Grant 1904-4-16 791 Los Angeles Los Angeles Comment
  SBBG69796  Mirabilis laevis var. crassifolia R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  RSA0027972  Mirabilis laevis var. crassifolia Tim S. Ross, Annette Ross 1991-3-7 4140 Los Angeles Elephant Hill: western Pomona. 274 Comment
  RSA782809  Mollugo verticillata A. C. Sanders, Dan S. Cooper 2010-8-5 38534 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  UCR206412  Monardella breweri R. G. Swinney 2008-6-9 8953 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  CAS-BOT-BC219938  Monardella breweri subsp. lanceolata F. Grinnell Jr. 1917-7-8 s.n. Los Angeles Barley Flats, San Gabriel Mountains 1706 Comment
  SBBG20734  Muhlenbergia appressa E. R. Blakley 1963-12-7 6327 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  CATA766  Muhlenbergia microsperma Mark L. Hoefs 1991-5-28 1306 Los Angeles Santa Catalina Island: Near road from Black Jack to Middle Canyon [Cape Canyon Road] 469 Comment
  SEINET4672170  Muhlenbergia microsperma J. B. Davy 1901-3-1 s.n. Los Angeles Saugus Comment
  RSA675819  Muilla maritima LeRoy Gross 2003-3-7 772 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  SEINET12045041  Muilla maritima L. E. Hoffman 1931-1 s.n. Los Angeles Big Santa Anita Canyon Comment
  SBBG13616  Munzothamnus blairii P. H. Raven 1962-4-12 17310 Los Angeles large cyn below the Tomb 243 Comment
  SD66862  Munzothamnus blairii R. Mitchel Beauchamp 1967-3-18 264 Los Angeles San Clemente Island; canyon below Lemon Tank. 245 Comment
  CAS-BOT-BC456165  Najas guadalupensis H. E. Hasse 1890-1-1 s.n. Los Angeles Near Soldiers House Comment
  HSC13561  Nama demissa C. S. Apperson 1966-4-24 Los Angeles On 170th St. near Joshua Tree State Park Comment
  UC880827  Nama demissa var. demissa I. W. Clokey, B. C. Templeton 1930-4-8 4649 Los Angeles w Lancaster (open field); w of Lancaster 400 Comment
  RSA668292  Nassella cernua Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 92 Los Angeles San Clemente Island. Comment
  SBBG33220  Nassella cernua S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 548 Los Angeles just N of rd to Toyon Bay, 1.1 rd mi from intersection with Airport Rd 316 Comment
  CAS-BOT-BC259914  Nassella lepida Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Ostrich Farm Comment
  SBBG108417  Nassella lepida T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-19 8581 Los Angeles northern tributary of Canchalagua Cyn, ca. 1070 ft NNE of the 1135 ft Triangulation Pt 243 Comment
  SBBG32122  Nassella lepida R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -194 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  SEINET263609  Nassella lepida R. L. Lingenfelter 1954-5-11 887 Los Angeles Soledad Canyon Road near Tick Canyon Comment
  RSA188138  Nasturtium officinale R. F. Thorne 1966-4-28 36190 Los Angeles Santa Catalina Island: bottom of gully alongside small stream running S from Hay Press Reservoir. 396 Comment
  SBBG13816  Navarretia atractyloides M. A. Piehl 1962-10-3 62477 Los Angeles Santa Catalina Island Comment
  RSA114444  Navarretia atractyloides E. K. Balls 1955-6-23 20792 Los Angeles native to Botanical Garden site, Claremont 335 Comment
  RSA29726  Navarretia atractyloides L. C. Wheeler 1932-5-27 774 Los Angeles 2 miles N Claremont Comment
  RSA469830  Navarretia atractyloides L. W. Nuttall 1920-06 s.n. Los Angeles Catalina Island. Comment
  POM158279  Navarretia hamata subsp. leptantha M. B. Dunkle 1928-5-12 1920 Los Angeles Empire Landing, Santa Catalina Island. 30 Comment
  RSA177778  Navarretia hamata subsp. leptantha R. F. Thorne, Percy C. Everett 1965-5-12 34620 Los Angeles Bulrush Canyon, Santa Catalina Island. 244 Comment
  RSA598369  Nemacladus longiflorus var. breviflorus L. C. Wheeler 1967-5-24 9737 Los Angeles Indian Canyon, near mouth 701 Comment
  PASA305  Nemacladus rigidus var. rubescens Margaret Stason, F. Brubaker 1930-5-18 Los Angeles Lovejoy Buttes, Mohave desert Comment
  RSA0006293  Nemacladus sigmoideus R. C. Bacigalupi 1953-6-14 4190 Los Angeles Upper slopes of the So. Fork of Little Rock Creek Canyon, higher north slopes of the San Gabriel Mts, Angeles National Forest. 1554 Comment
  SEINET10460936  Nemacladus sigmoideus Thorne 1973-5-11 THORNE 43511 Los Angeles San Gabriel Mountains: Dry ridge north of Shoemaker Canyon between Mile High and Valyermo 1341 Comment
  RSA600077  Nemophila menziesii var. integrifolia Steve Boyd, Lauren Raz 1997-5-20 9791 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA191096  Nemophila menziesii var. integrifolia Robert F. Thorne 1967-6-25 37118 Los Angeles Chantry Flats, N of Sierra Madre, Arroyo Seco Section, Angeles National Forest. 762 Comment
  LA52038  Neogaerrhinum kelloggii Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC506643  Nephrolepis cordifolia R. E. Riefner, Jr. 2015-12-13 15 -468 Los Angeles City of Malibu, Eastern Malibu, N side Pacific Coast Hwy at Carbon Mesa Rd, W of Carbon Canyon Rd 31 Comment
  UC2042002  Nephrolepis cordifolia R. E. Riefner Jr. 2014-7-27 14 -258 Los Angeles City of Long Beach, N of E 2nd St. and W of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Ave. at E. Broadway St. Comment
  CAS-BOT-BC349862  Nicolletia occidentalis E. E. Morse 1940-5-19 s.n. Los Angeles Wash between Palmdale & Piute Butte, Mohave Desert Comment
  UCSB40776  Nicolletia occidentalis Partsch, M. 1977-5-14 Los Angeles Along Palmdale Blvd. at 52nd st. east 1066 Comment
  UCR269595  Nicotiana attenuata R. G. Swinney 2011-6-29 15367 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  RSA497531  Nicotiana bigelovii Walter Wisura 1989-7-14 4411 Los Angeles Growing naturally at RSA. Comment
  OBI8174  Nicotiana glauca Lewis Meltz 1977-4-9 LM 23 Los Angeles 3.0 km E of Eaton Cyn bridge. Mod. distr 457 Comment
  RSA0060136  Nicotiana quadrivalvis Tim S. Ross, Steve D. Boyd 1990-6-6 2843 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UCR252576  Nicotiana quadrivalvis R. G. Swinney 2010-5-11 12668 B Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  SEINET10851871  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3943 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCR127028  Oenothera californica Mark A. Elvin, Cathleen Weigand 2003-4-7 2441 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  SD3372  Oenothera californica Kate Stephens Jul 1922 Los Angeles Castaic Comment
  RSA670382  Oenothera contorta Bonnie C. Templeton 1931-5-17 1217 Los Angeles W. of Lancaster, Mojave Desert. Comment
  POM3081  Oenothera deltoides subsp. deltoides H. M. Hall 1906-6-11 7386 Los Angeles Lancaster. Comment
  UC1007117  Oenothera elata subsp. hirsutissima P. A. Munz 1936-7-1 14178 Los Angeles Claremont Comment
  RSA768213  Oenothera rosea Justin M. Wood 2010-4-12 1461 Los Angeles City of Claremont: Metrolink train station, just W of College Ave. Comment
  CAS-BOT-BC427452  Oligomeris linifolia Alice Eastwood 1906-6-2 162 Los Angeles Country adjacent to Los Angeles. San Pedro Comment
  SBBG45340  Oligomeris linifolia Leota Davidson 1966-2-17 328 Los Angeles Soledad Cyn and Spring Cyn Rd (old hwy) Comment
  UCSB23385  Oligomeris linifolia Raven, Peter 1962-5-8 Los Angeles Near south end of Seal Cove 15 Comment
  POM279499  Opuntia basilaris var. brachyclada Edwin F. Wiegand 1952-03 184 Los Angeles Collected at Valyermo Comment
  POM288131  Opuntia littoralis David Griffiths 1908-8-21 9491 Los Angeles San Pedro. Comment
  POM317764  Opuntia tomentosa L. C. Wheeler 1962-1 s.n. Los Angeles Claremont, at head of Mountain Avenue Comment
  UCR154363  Orcuttia californica A. C. Sanders 2005-5-5 29898 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  UCR80289  Orcuttia californica M. K. Bellue, W. E. Henson 1944-1 s.n. Los Angeles Old Municipal Airport, Rosecrans Ave. [near Western Ave. in Gardena] 16 Comment
  SEINET10927403  Orcuttia californica Alan A. Beetle 1946-1 Los Angeles Comment
  UCR209527  Oreonana vestita R. G. Swinney 2008-7-3 9158 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  UCR23521  Orobanche bulbosa John C. Roos 1942-6-6 1065 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  RSA512071  Orobanche bulbosa Louis C. Wheeler 1948-6-13 6640 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga at Coldwater Canyon. 976 Comment
  UC444914  Orobanche fasciculata F. M. Reed 1909-7-2 2826 Los Angeles Catalina Island, Pebbly Beach Road. Comment
  UC574921  Orobanche fasciculata Carl Epling, Charles Darland June 1935 Los Angeles Tujunga Canyon. Comment
  POM320668  Orthocarpus purpurascens M. A. Dimmitt 1965-4-17 106 Los Angeles W Fork Palmer Canyon. Fire rd. San Gabriel mtn range. 762 Comment
  RSA603556  Orthocarpus purpurascens Sara L. Crockett, Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 626 Los Angeles N side of Cherry Harbor, overlooking harbor, ca. 60 m upslope. 75 Comment
  POM12248  Orthocarpus purpurascens var. pallidus F. L. Robinson 1921-5-9 65 Los Angeles Claremont. Comment
  CAS-BOT-BC355759  Osmadenia tenella Geo. B. Grant 1904-5-24 125 /6269 Los Angeles Pasadena Comment
  CAS-BOT-BC355758  Osmadenia tenella A. R. Kruckeberg 1904-4-20 s.n. Los Angeles Occidental College Campus, Los Angeles Comment
  RSA230664  Osmorhiza berteroi R. F. Thorne, M. Z. Thorne 1969-7-9 38579 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  POM295595  Osmorhiza brachypoda Lyman Benson 1945-3-30 11650 Los Angeles Canyon at Padua Hills above Claremont. 549 Comment
  POM353413  Oxalis albicans subsp. californica Tom Burch 1940-4-19 s.n. Los Angeles Malabu [Malibu] Coast. Comment
  SEINET920555  Oxalis corniculata Wesley O. Griesel 1961-1 s.n. Los Angeles La Canada. 457 Comment
  RSA0055033  Oxalis pes-caprae Jim Shevock 1970-3-14 33 Los Angeles Hillsides near Claremont. 539 Comment
  UCR114734  Oxalis purpurea A. C. Sanders 1988-2-18 7690 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  UCR209906  Oxytheca caryophylloides R. G. Swinney 2008-7-24 9287 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA392906  Oxytheca parishii var. parishii Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  RSA228857  Oxytheca trilobata Robert F. Thorne 1971-6-26 39989 Los Angeles Angeles National Forest. Near Chilao Old Camp. 1616 Comment
  RSA66304  Papaver californicum F. W. Peirson 1921-4-10 2397 Los Angeles Trail from San Dimas to Sycamore Flat, San Gabriel Mountains. 534 Comment
  RSA240678  Papaver californicum Donald R. Bissing 1973-6-3 119 Los Angeles Evey canyon, beside road cut .05 mile from canyon mouth. 744 Comment
  CAS-BOT-BC253940  Parapholis incurva Alice Eastwood 1906-5-27 190 Los Angeles San Pedro Comment
  CATA397  Parietaria hespera var. hespera Mark L. Hoefs, A. Douglas Propst 1974-5-10 466 Los Angeles Santa Catalina Island: Upper Fern Canyon 335 Comment
  RSA448003  Parietaria hespera var. hespera F. R. Fosberg 1931-4-29 S- 4722 Los Angeles 1/2 mile below Eagles nest, Middle Ranch Canyon, Santa Catalina Island. 140 Comment
  RSA653478  Parietaria hespera var. hespera Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 782 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  CAS-BOT-BC413415  Parietaria hespera var. hespera Dr. Barton W. Evermann No date on label s.n. Los Angeles San Clemente Isl. Comment
  UCR197135  Parkinsonia aculeata LeRoy Gross 2007-4-27 2660 Los Angeles Transverse Range; Verdugo Mountains, southern front of the range, debris basin behind Bel Aire ball park, corner of Cambridge drive and Bel Aire Drive in Burbank 273 Comment
  UCR162371  Parthenocissus vitacea Anuja Parikh, Nathan Gale 2004-6-15 2042 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction 305 Comment
  SBBG31032  Paspalum distichum R. F. Thorne 1966-9-14 36653 Los Angeles Ben Weston Beach 3 Comment
  RSA733307  Paspalum vaginatum R. E. Riefner 2006-7-29 6 -330 Los Angeles City of Carson, Dominguez Channel, S of Del Amo Blvd. near Carson St. 7 Comment
  UC1930112  Paspalum vaginatum R. E. Riefner Jr. 2006-7-29 06 -327 Los Angeles City of Carson, near Victoria Park, Dominguez Channel at Del Amo Blvd. Comment
  UCR133734  Pectocarya anisocarpa F. R. Fosberg 1931-4-16 S- 4655 Los Angeles Channel Islands, Bullrush Ridge, Santa Catalina Island 396 Comment
  RSA593439  Pectocarya penicillata Steve Boyd 1996-4-24 8643 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
  UCR155696  Pectocarya penicillata A. C. Sanders, T. B. Salvato 2005-4-26 29708 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
  RSA728993  Pectocarya setosa Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Bird 1982-4-26 1979 Los Angeles Fort Tejon Road. Comment
  UCR190792  Pectocarya setosa R. G. Swinney 2001-4-18 7924 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  LA94149  Pellaea andromedifolia Lawrence L. Kiefer; 1966-4-30 1914 Los Angeles SANTA MONICA MOUNTAINS, Serrano Canyon Road, ca 2 mi W of Yerba Buena Rd. 396 Comment
  RSA686716  Pellaea andromedifolia T. R. Pray 1960-3-20 1652 Los Angeles Bouquet Canyon Comment
  RSA686723  Pellaea andromedifolia M. Bisbee 1917-5-3 s.n. Los Angeles N side Eagle Rock Valley Comment
  CAS-BOT-BC71337  Pellaea mucronata Louis C. Wheeler 1967-5-23 9686 Los Angeles San Gabriel Mountains: At mouth of Bear Canyon, off Soledad Canyon 579 Comment
  SBBG108918  Pellaea mucronata S. A. Junak 1997-4-22 SCl 855 Los Angeles just below rim on N side of Waynuk Cyn, just upstream from large drop-off, across Cyn from old fenceline 365 Comment
  RSA86270  Pellaea mucronata var. mucronata F. W. Peirson 1921-5-20 1510 Los Angeles Little Rock Creek, north slope of San Gabriel Mts. 960 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
  UCD89454  Pennisetum purpureum E. J. Spencer 1917-12-1 s.n. Los Angeles Los Angeles. Comment
  SFV20799  Pennisetum setaceum L. Gross, V. Soza, N. Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains Chandler Fire Road above locked gat at corners of Olivia Terrace and Edmore Street in Sun Valley. 366 Comment
  JEPS15176  Penstemon centranthifolius P. L. Johannsen 1934-2-28 310 Los Angeles San Francisquito Canyon Santa Susana Quad., San Francisquito Canyon Comment
  RSA739749  Penstemon centranthifolius John Dittes 2006-6-5 1405 Los Angeles Transverse Ranges, San Gabriel Mtns, Peace Valley, E of Gorman Creek, 4.9 air miles NW of Pyramid Lake Dam, 6.7 air miles SE of Gorman, 0.6 air miles N of Confluence of Gorman Creek and creek passing out of Canada de Los Alamos;, east side of Interstate Hwy5, N and E of Little Bear Road exit. 896 Comment
  SFV18221  Penstemon centranthifolius M. Danielczyk 2001-5-16 32 Los Angeles San Gabriel Mountains Highway 2, mile marker 43.17. 1450 Comment
  SFV6220  Penstemon centranthifolius R. M. Muran 1974-5-11 90 Los Angeles Santa Monica Mountains Across the road from Seminole Hot Springs of the Mulholland Highway. 275 Comment
  UCD124071  Penstemon centranthifolius James Dilley 1997-5-4 s.n. Los Angeles Angeles National Forest, Big Rock Canyon Road., 0.5 mile north of end of paved road. 1341 Comment
  UC479132  Penstemon grinnellii Marcus E. Jones, A. M. 1931-6-28 28825 Los Angeles San Antonio Peak Comment
  UCR271138  Penstemon grinnellii R. G. Swinney 2011-9-27 15716 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  UCR271304  Penstemon grinnellii R. G. Swinney 2011-10-10 15753 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  POM4288  Penstemon grinnellii subsp. grinnellii M. Johnson 1890-8-6 s.n. Los Angeles Wilson Peak. Comment
  RSA579440  Penstemon grinnellii subsp. grinnellii Tim S. Ross, D. L. Banks 1994-6-21 7986 Los Angeles Vicinity of Pacifico Mountain: decending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca. 2325 m NW of Pac. Mtn's 7124-foot summit. 1915 Comment
  RSA97112  Penstemon grinnellii subsp. grinnellii R. M. Straw 1954-6-17 629 Los Angeles Red Box Canyon, 2 miles west of road junction; Angeles National Forest, San Gabriel Mountains. Comment
  UCR93300  Penstemon grinnellii subsp. scrophularioides T. S. Ross 1994-5-4 7647 Los Angeles Liebre Mountains, vicinity of Grass Mountain: ridge descending ESE from the N summit of Grass Mountain; margin of Grass Mtn. - Leona Divide Truck trail 1274 Comment
  NY601244  Penstemon grinnellii var. scrophularioides T. S. Ross 1994-5-10 7751 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca. 220-380 m north-northwest of its confluence with Elizabeth Lake Canyon. 873.3 Comment
  LA51904  Penstemon heterophyllus var. australis Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  POM307821  Penstemon heterophyllus var. australis Henry J. Ramsey, Henry J. Ramsey 1938-6-19 2739 Los Angeles Eaton Canyon, Altadena Comment
  RSA582211  Penstemon heterophyllus var. australis Tim S. Ross 1992-7-26 6782 Los Angeles North foot of Red Mtn on the S side of Ruby Canyon stream ca 320-360 m WNW of Ruby Spring 784 Comment
  UC55370  Penstemon heterophyllus var. heterophyllus J. H. Barber 1897-6-26 195 Los Angeles Aliso Canyon Alisa Canyon Comment
  UCSB45823  Penstemon heterophyllus var. heterophyllus Green, Lisa 1980-5-30 Los Angeles 1/2 mi. E. of Iverson Rd; N. of the Simi Valley Freeway 426 Comment
  POM21407  Penstemon labrosus George B. Grant 1902-6-10 573 Los Angeles Summit of Mt. Wilson. Comment
  SEINET12287522  Penstemon spectabilis I. W. Clokey, Templeton, B. 1929-1 s.n. Los Angeles Madeville Canyon, Santa Monica Mts 300 Comment
  LA82042  Penstemon spectabilis var. subviscosus O. H. Kappler; 1941-5-9 253 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  UC54049  Pentachaeta aurea L. A. Greata May 1903 321 Los Angeles near Linda Vista; Arroyo Seco Comment
  SFV16593  Pentagramma triangularis subsp. triangularis J. D. Dilley 1996-12-14 113 Los Angeles Verdugo Mountains La Tuna Canyon Park, about 1.2 miles up trail. 610 Comment
  RSA687381  Pentagramma triangularis subsp. triangularis C. B. Liter, J. A. Powell 1928-04 s.n. Los Angeles Santa Catalina Island. Comment
  UCSB62247  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-10-1 Los Angeles San Gabriel Mtns., no. of Pacifico Mtns., Santiago Cyn. ca. 1/2 mi. north of the campground 1158 Comment
  CAS-BOT-BC73800  Peritoma arborea var. arborea Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 s.n. Los Angeles Bouquet Canyon Comment
  SD41964  Perityle emoryi Darley F. Howe 1947-3-22 Los Angeles Santa Monica Comment
  RSA0115842  Perityle emoryi Steven A. Junak 1999-7-15 SCa- 1026 Los Angeles Santa Catalina Island. On Salta Verde Beach, just E of S-facing bluffs/rock face. 6 Comment
  UC284145  Perityle emoryi P. A. Munz 1923-4-8 6617 Los Angeles w coast San Clemente Island Comment
  CAS-BOT-BC419011  Persicaria lapathifolia F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom. Near Los Angeles Comment
  RSA668149  Petalonyx thurberi subsp. thurberi Ian Swift 2001-7-8 253 Los Angeles Bee Canyon, 0.5 km north of Soledad Canyon. 549 Comment
  UCR194619  Phacelia R. G. Swinney 1998-8-13 6744 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  JEPS2131  Phacelia austromontana Frank W. Peirson 1921-7-3 2486 Los Angeles Trail ne of Rock Creek Divide (San Gabriel Mountains); San Gabriel Mountains 2133 Comment
  RSA574345  Phacelia brachyloba R. G. Swinney 1994-5-12 2841 Los Angeles Glendora Mountain Rd., 2.5 mi. N of jct with Big Dalton Canyon Rd. 518 Comment
  SBBG65335  Phacelia californica V. Duran 1933-7-25 3533 Los Angeles Buckhorn 1981 Comment
  POM3671  Phacelia cicutaria var. hispida C. F. Baker 1904-5-24 4776 Los Angeles Hills near Claremont. Comment
  HSC79408  Phacelia cicutaria var. hispida Mike Ikeda 1968-4-4 35 Los Angeles 8 mi. N of Malibu, 4 mi. S of jct. Hwy. 101 and Las Virgenes Creek, Santa Monica Mtns. 610 Comment
  RSA778875  Phacelia cryptantha Orlando Mistretta, Christine Mistretta 2010-6-1 5224 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  UCR258709  Phacelia cryptantha R. G. Swinney 2010-5-19 12828 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCR119533  Phacelia davidsonii L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., East fork of Kentucky Springs Canyon 1280 Comment
  UCR43325  Phacelia davidsonii David Charlton 1986-6-15 230 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  RSA592260  Phacelia distans Louis C. Wheeler 1967-5-12 9479 Los Angeles San Gabriel Mountains. ca. 1/2 way between Hunt Canyon and Soledad Canyon at Vincent. 1159 Comment
  UCR259683  Phacelia distans R. G. Swinney 2010-4-1 12125 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
  RSA587261  Phacelia distans Orlando Mistretta 1994-5-13 1212 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  RSA74931  Phacelia distans F. W. Peirson 1932-4-17 9866 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, SW Mojave Desert. 762 Comment
  UCR259044  Phacelia douglasii R. G. Swinney 2010-5-12 12760 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA587038  Phacelia egena Orlando Mistretta 1995-5-10 1698 C Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork, 1540 Comment
  UCR222845  Phacelia fremontii R. G. Swinney 2009-4-28 10559 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA0055049  Phacelia fremontii James R. Shevock 1972-4-25 1590 Los Angeles Sierra Hwy., 5 mi. W. of Palmdale. 967 Comment
  UCSB45422  Phacelia grandiflora Batson, J. 1979-5-12 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  SBBG118710  Phacelia grandiflora O. Mistretta with M. Hammitt 1991-6-21 Los Angeles near crossing of USFS Rd 2N66 and Fern Cyn drainage just W of water tank; T2N R12W SW 1/4 NE 1/4 Sec 29 768 Comment
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Jun 5 2010
  PASA1339  Phacelia hispida Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  POM48103  Phacelia longipes I. M. Johnston 1924-8-13 s.n. Los Angeles side canyon of San Antonio Canyon west of Spring Hill 1372 Comment
  RSA428042  Phacelia longipes Thekla Mohr 3140 Los Angeles Eaton Canyon. Comment
  SBBG54435  Phacelia longipes J. T. Howell 1928-6-10 3889 Los Angeles Fish Cyn Comment
  SD215566  Phacelia longipes Steve Boyd, Lauren Raz 1997-5-6 9735 Los Angeles Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  UC1018225  Phacelia longipes Harlan Lewis and David Dunn 1942-6-4 1713 Los Angeles Ridge Route 2.4 mi n Frenchman Flats Comment
  POM158286  Phacelia lyonii M. B. Dunkle 1928-5-12 1929 Los Angeles Empine Landing. Santa Catalina Island. 213 Comment
  RSA653469  Phacelia minor Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 750 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 427 Comment
  SFV8255  Phacelia mohavensis T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1612 Los Angeles San Gabriel Mountains Chilao Flat, just south of Chilao Station. Along dry creekbed. 1585 Comment
  RSA0080163  Phacelia ramosissima Orlando Mistretta 1992-7-9 670 Los Angeles San Gabriel Mtns: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR160094  Phacelia ramosissima var. latifolia Orlando Mistretta 1992-7-17 729 Los Angeles Transverse Ranges: San Gabriel Mountains, San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District 900 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
  CAS-BOT-BC154348  Phacelia stellaris David D. Keck 1935-3-18 3019 Los Angeles San Gabriel River, 2 mi. E. of El Monte 91 Comment
  SBBG105554  Phalaris minor T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5136 Los Angeles 550 ft SSW of the 924 ft Benchmark at E end of the old airfield landing strip 279 Comment
  CAS-BOT-BC219548  Pholisma arenarium Dr. H. E. Hasse 1899-1-1 s.n. Los Angeles Near Santa Monica Comment
  CAS-BOT-BC219549  Pholisma arenarium H. D. Ripley; R. C. Barneby 1942-7-11 5000 Los Angeles Playa del Rey 15 Comment
  RSA772278  Pholistoma auritum R. G. Swinney 2009-5-8 10695 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  SBBG18720  Pholistoma racemosum E. R. Blakley 1963-4-7 5506 Los Angeles between Little Harbor and Cottonwood Cyn 45 Comment
  SDSU6904  Pholistoma racemosum R. M. Beauchamp 1967-3-17 252 Los Angeles Sprawling over grass and rocks in area east of Date 2 storage area southeast of Wilson Cove. San Clemente Island Comment
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May 16 2008
  CAS-BOT-BC135285  Phoradendron bolleanum Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3388 Los Angeles Little Rock Creek, Joshua Tree Campground on the SW side of Little Rock Reservoir; San Gabriel Mountains 1002 Comment
  RSA575099  Phoradendron densum R. G. Swinney 1994-6-12 2942 Los Angeles Eastern San Gabriel Mountains: ca. 200 m west of Boneyard Canyon, 2 miles S of Hwy 138, just W of San Bernardino County line 1341 Comment
  RSA747190  Phoradendron densum R. G. Swinney 2008-6-9 8967 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  SBBG61539  Phoradendron leucarpum subsp. tomentosum R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  RSA420807  Phoradendron macrophyllum Albert J. Perkins 1919-4-30 s.n. Los Angeles Big Rock Creek, Antelope Valley. Comment
  RSA549502  Phoradendron villosum Tim S. Ross, Steve D. Boyd 1990-6-18 3484 Los Angeles San Gabriel Mountains: Angeles National Forest. Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1877 Comment
  RSA702562  Phoradendron villosum Scott D. White 2004-5-10 10357 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  RSA699987  Phyllodoce breweri Gordon Beisel 1933-07 s.n. Los Angeles Summit of Mount San Antonio Comment
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Jun 24 2013
  RSA456539  Phyllospadix scouleri Robert F. Thorne 1966-4-15 36012 Los Angeles San Clemente Island. Upper edge of boulder beach and base of rocky bluff, c. 1/2 mile SSE of Eel Point, SW side of island. Comment
  RSA683939  Phyllospadix scouleri E. Yale Dawson 1957-4-8 16551 Los Angeles Topanga Canyon Beach Comment
  RSA5887  Picris echioides C. B. Wolf 1932-9-16 4107 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
  CATA1918  Pinus canariensis Grant Powell 2014-7-29 1 Los Angeles Santa Catalina Island: Just north of Wrigley Reservoir 437 Comment
  CATA1921  Pinus canariensis Amy Catalano 2014-9-22 010 Los Angeles Santa Catalina Island: Between the East Summit and the Wrigley Reservoir 438 Comment
  RSA384302  Pinus contorta Claire Kibbe 1936-07 s.n. Los Angeles Hollywood Cemetary. Comment
  RSA250397  Pinus flexilis Robert F. Thorne, J. Dourley 1967-10-3 37289 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  IRVC27009  Pinus halepensis A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-7 27156 Los Angeles Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon NE end of Santa Susana Mtns. 335 Comment
  RSA774600  Pinus jeffreyi R. G. Swinney 2009-7-29 11429 Los Angeles Pacifico Mountain summit 2134 Comment
  CDA20468  Pinus pinea M. O'Brien 2004-3-14 MOB 2 -04 Los Angeles Transverse Ranges; 0.2 mi W of where Stunt Rd crosses Cold Creek in Calabasas, downhill from Stunt Rd by a drainage culvert. 0 Comment
  CATA3272  Pinus radiata Ben Dion, Julia Parish 2017-1-30 004 Los Angeles Santa Catalina Island: West side of the upper campsite at Black Jack Campground 497 Comment
  LA201643  Pinus radiata Arthur C. Gibson; 2003-12-27 5004 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek, Stunt Ranch, along Stunt Road, lower portion of ranch. Comment
  POM123047  Piperia cooperi H. E. Hasse 1890-06 s.n. Los Angeles Foothills, Sierra Santa Monica [Santa Monica Mountains]. Comment
  RSA190931  Piperia cooperi Robert F. Thorne 1967-5-19 36884 Los Angeles Santa Catalina Island: Echo Lake branch of upper Swains Canyon 381 Comment
  SBBG36984  Piperia cooperi unknown -Apr-1893 Los Angeles Los Angeles Comment
  RSA656161  Piptatherum miliaceum Joseph M. Keefe 1977-6-11 22081 Los Angeles Camp Max Straus, Engleheard Canyon, Glendale. 366 Comment
  UCR273442  Piptatherum miliaceum R. G. Swinney 2011-10-27 15918 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  SEINET10630720  Pisum sativum Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2523 Los Angeles City of Pasadena. How's Market, 3035 Huntington Drive. Comment
  CHSC79242  Pittosporum tobira Joseph Towner 1957-1-1 Los Angeles UCLA. Comment
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Jul 7 2010
  RSA653376  Pittosporum tobira LeRoy Gross, Andrea E. Gutman, Sarah Gutman 2000-9-8 269 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds. 335 Comment
  UCR178900  Plagiobothrys arizonicus R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mtns., Near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Poopout Hill trail c. 100 yds. north of the junction of Glendora Mtn. Rd. and Big Dalton Canyon Rd. 366 Comment
  RSA0088403  Plagiobothrys canescens R. G. Swinney 2010-2-27 11757 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  RSA0035990  Plagiobothrys nothofulvus R. G. Swinney 2010-3-10 11805 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  RSA583062  Plantago coronopus Tim S. Ross 1993-4-22 6899 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft.); 750m due N of Cactus Peak summit. Northerly slope draining to middle Bullrush Canyon. 320 Comment
  OBI2691  Plantago erecta E. Ryel 1967-4-8 14 Los Angeles Glendora Mt rd 3 mi N of Sierra Madre 457 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
  RSA780003  Plantago indica R. G. Swinney 2009-4-7 10293 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA652526  Plantago lanceolata A. E. Hersh 1950-6-28 s.n. Los Angeles south of market center, Washington Blvd, Culver City. 30 Comment
  SD113746  Plantago lanceolata Darley F. Howe May 1915 66 Los Angeles Claremont Comment
  RSA626224  Plantago major Louis C. Wheeler 1966-10-1 8947 Los Angeles San Gabriel Mountains; Colby Ranch. Comment
  RSA599897  Plantago major Louis C. Wheeler 1933-10-20 2180 Los Angeles San Gabriel River. 70 Comment
  RSA530592  Plantago ovata var. insularis Blanche Trask 1901-1 3569 Los Angeles Santa Catalina Island. Comment
  RSA67433  Platanus racemosa H. P. Keiser 1951-04 16374 Los Angeles Big Dalton Canyon, San Gabriel Mts Comment
  CAS-BOT-BC91658  Platystemon californicus Le Roy Abrams 1895-4-1 s.n. Los Angeles University. Comment
  UC1348898  Pleiacanthus spinosus Robert F. Thorne and John Olmsted 1965-8-26 35371 Los Angeles ca 0.5 mi beyond junction Angeles Crest Hwy. (Blue Ridge); San Gabriel Mts., Angeles National Forest, Blue Ridge 2255 Comment
  POM21359  Pluchea odorata Fordyce Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom, near Los Angeles. Comment
  UCD92201  Poa R. Tofsrud 1949-4-1 s.n. Los Angeles Highway 138, between Pearblossom and Cajon. Comment
  RSA586528  Poa secunda Timothy S. Ross 1991-3-23 4246 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, +- west of Lovejoy Springs (destroyed by development.) 884 Comment
  UC1024744  Poa secunda subsp. secunda Leo Whitney 1935-3-28 3023 Los Angeles 20 mi w Lancaster Comment
  RSA65558  Polycarpon depressum F. W. Peirson 1918-6-4 46 Los Angeles Burned area in Hlls east of Rubio Canyon Comment
  RSA477715  Polycarpon depressum Tom Burch 1940-3-9 s.n. Los Angeles Redondo Beach. 0 Comment
  CHSC46009  Polycarpon tetraphyllum June McCaskill 1965-6-6 700 Los Angeles Along nursery path, McCaskill Gardens, 25 South Michillinda Avenue, Pasadena. Comment
  UCR43566  Polygala cornuta var. fishiae B. A. Prigge 1985-6-14 6419 Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; along trail below Murphy Ranch Site 598 Comment
  RSA466393  Polygonum convolvulus Anstruther Davidson 1890-07 s.n. Los Angeles Los Angeles. Comment
  NY412666  Polygonum lapathifolium Rev. J. C. Nevin s.n. Los Angeles Comment
  IRVC28755  Polygonum punctatum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25526 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction Santa Clara River Valley 305 Comment
  POM276873  Polypodium californicum Lyman Benson 1945-2-16 11605 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  RSA689915  Polypodium californicum M. B. Dunkle 1932-1-31 2864 Los Angeles Santa Catalina Island, Avalon Canyon. Comment
  UCSB10639  Polypodium californicum Lloyd, Robert 1960-03 Los Angeles 500 yards up Little Dalton Canyon from Glendora Mtn. Road; San Gabriel Mtn range Comment
  RSA689908  Polypodium californicum Robin S. Collins 1973-4-30 s.n. Los Angeles angeles National Forest, San Gabriel Mts. R13W T3N Trail Canyon, Ca 1/3 mile into canyon from beginning of pack trail. 610 Comment
  UCSB62372  Polypodium californicum Kiefer, Lawrence 1967-4-9 Los Angeles San Gabriel Mtns., N of Pasadena, Upper Arroy Seco, ca. 1/2 mi up from confluence with Long Canyon 609 Comment
  UCSB62419  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  CATA817  Polypogon interruptus Mark L. Hoefs 1991-6-17 1394 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  UCR127627  Polypogon interruptus A. C. Sanders, Mark Elvin 2002-6-19 25153 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
  RSA569411  Polypogon monspeliensis Bonnie C. Templeton 1932-8-26 5105 Los Angeles Big Pines park, San Gabriel Mountains 2088 Comment
  UC1109376  Polypogon monspeliensis Peter H. Raven 1962-4-9 17127 Los Angeles Wilson Cove San Clemente Island; , Wilson Cove 60 Comment
  RSA0110812  Polypogon semiverticillatus R. G. Swinney 2011-10-18 15820 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA448070  Populus alba G. R. Johnstone 1931-4-18 s.n. Los Angeles Elysian Park Comment
  UCR190008  Populus fremontii R. G. Swinney 1998-8-1 6610 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  UCR220285  Populus fremontii R. G. Swinney 2009-4-24 10481 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR193940  Populus nigra A. C. Sanders 2008-7-10 35719 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  RSA383504  Potamogeton foliosus var. foliosus Anstruther Davidson 1890-08 s.n. Los Angeles Los Angeles. Comment
  UCR182694  Potentilla gracilis var. fastigiata R. G. Swinney 1997-8-6 5778 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Mar 27 2014
  LA208096  Poterium sanguisorba Louis C. Wheeler; 1932-7-25 1102 Los Angeles Thompson Wash 2.5 mi. ne La Verne 380 Comment
  UC1870239  Prunus LeRoy Gross 2003-3-9 798 Los Angeles Transverse Ranges; San Rafael hills, (Verdugo Mountains Flora): SW side. A W-E trending ridge SW of Flint Peak. Entered at W end, at Mt Carmel Dr., E of the (2) Glendale freeway, between Chevy Chase Dr (Sycamore Canyon) to the N, and Glenoak Blvd (Scholl Canyon) to the S. 353 Comment
  SEINET10628875  Prunus domestica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3759 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  SD215647  Prunus dulcis Steve Boyd, Lauren Raz 1997-3-26 9324 Los Angeles Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road Comment
  UC1595346  Prunus ilicifolia Tim Ross 1992-5-17 6361 Los Angeles 740 m distant from the mouth of Shoemaker Canyon (East Fork of the San Gabriel River, San Gabriel Mountains); San Gabriel Mountains, San Gabriel River 713 Comment
  SD112028  Prunus ilicifolia subsp. lyonii Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles east slope Black Jack Mountain near Airport Road Comment
  RSA605813  Prunus persica var. persica Louis C. Wheeler 1966-10-25 9090 Los Angeles San Gabriel Mountains: El Encanto, San Gabriel Canyon. Comment
  CAS-BOT-BC356543  Pseudognaphalium biolettii Frank W. Peirson 1923-4-12 3465 Los Angeles Wilsons Cove. San Clemente Is. Comment
  POM358733  Pseudognaphalium biolettii F. R. Fosberg 1931-3-22 4324 Los Angeles Hamilton Canyon, Santa Catalina Island. 60 Comment
  UC625109  Pseudognaphalium biolettii F. R. Fosberg 1931-3-22 S 4324 Los Angeles Hamilton Canyon Santa Catalina Island, Hamilton Canyon 60 Comment
  RSA91750  Pseudognaphalium biolettii F. W. Peirson 1919-1-26 304 Los Angeles Rubio Canyon, south base of San Gabriel Mt. 534 Comment
  SFV5527  Pseudognaphalium biolettii W. A. Kelley Mar 1969 s. n. Los Angeles Santa Monica Mountains Mulholland near the San Diego Freeway. Comment
  RSA590912  Pseudognaphalium luteoalbum Orlando Mistretta 1994-4-12 1002 Los Angeles Little Rock Creek. Slopes E of Little Rock Reservoir. 976 Comment
  UC468797  Pseudognaphalium ramosissimum C. F. Millspaugh 1920-1-12 4571 Los Angeles Middle Ranch Canyon Santa Catalina Island, Middle Ranch Canyon Comment
  OBI69241  Pseudognaphalium stramineum John Knapp, Denise Knapp 2003-4-13 17 Los Angeles Catalina Island. 3688389.263N x 377326.972E. 62 Comment
  RSA384625  Pseudotsuga macrocarpa Geo C. Johnstone 1920-4-10 s.n. Los Angeles Mt. Lowe Comment
  UCSB176  Pseudotsuga macrocarpa Gill, Robert 1959-10-2 Los Angeles Baldy Road, just above Camp Baldy; San Gabriel Mt. Range; Pacific Slope Drainage Area 1341 Comment
  CAS-BOT-BC421200  Pterostegia drymarioides John H. Thomas 1957-4-27 6667 Los Angeles Pt. Dume, about 18 miles due west of Santa Monica. 60 Comment
  RSA0113807  Pterostegia drymarioides LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7546 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
  RSA620236  Pterostegia drymarioides B. Pitzer 1998-5-23 3756 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA772424  Purshia glandulosa R. G. Swinney 2009-4-29 10615 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA451430  Purshia tridentata var. glandulosa Bonnie C. Templeton 1947-5-21 6267 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  POM4152  Pycnanthemum californicum L. R. Abrams 1908-7-3 544 Los Angeles Rock creek. 1220 Comment
  UCR3685  Pycnanthemum californicum Frank C. Vasek 1963-8-16 630816- 04 Los Angeles San Gabriel Mtns, end of Coldwater Canyon, at spring 1220 Comment
  UCD46207  Quercus X grandidentata Robert F. Thorne; M. Z. Thorne 1980-3-23 54013 Los Angeles (Q. engelmannii Green X Q. dumosa). Foothills of San Gabriel Mts: Johnson's Pasture, above Claremont in mixed chaparral-sage scrub-oak woodland. 609 Comment
  RSA619473  Quercus X macdonaldii E. R. Blakley 1962-10-5 5464 Los Angeles Middle Ranch Corral in Middle Ranch Canyon, Santa Catalina Island 198 Comment
  CHSC26050  Quercus agrifolia Jacqueline R. Bonquet 1960-8-16 Los Angeles Switzer's Camp, Angeles National Forest, San Gabriel Mts. 1066 Comment
  RSA476843  Quercus agrifolia var. agrifolia Anstruther Davidson 1891-1 s.n. Los Angeles Pasadena. Comment
  LA200024  Quercus berberidifolia A. M. Johnson; 1927-11-11 2680 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA586665  Quercus berberidifolia Orlando Mistretta 1995-6-1 1761 Los Angeles San Gabriel Mtns, Carr Canyon. 1037 Comment
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Aug 12 2015
  UCR191698  Quercus berberidifolia A. C. Sanders 2008-4-23 35091 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  CAS-BOT-BC62568  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1995-5-8 8537 Los Angeles Bouquet canyon: along Bouquet Canyon Road near Bouquet Campground No. 3 743 Comment
  RSA652325  Quercus chrysolepis Paul M. Inman 1983-5-15 51583 -4 Los Angeles Big Santa Anita Canyon in the Angeles National Forest, San Gabrile Mountains, about 1 mile north of Arcadia, growing at 3000' [along] the upper Winter Creek trail above Hoegees Camp. 915 Comment
  RSA755823  Quercus chrysolepis R. G. Swinney 2008-7-2 9111 Los Angeles Reed Spring. South Fork Big Rock Creek, 1.0 mi. north of junction of Hwy 2 & Old Hwy 39 1878 Comment
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Sep 21 2010
  SBBG58046  Quercus chrysolepis R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  UCSB58448  Quercus chrysolepis Andorferlewan, Joseph; Nesta 1936-8-2 Los Angeles 1 mi. below head of Cedar Canyon off Nuscal Canyon Comment
  CAS-BOT-BC86208  Quercus dumosa Alice Eastwood 1917-7-20 6522 Los Angeles Santa Catalina Island Comment
  UCD45857  Quercus dumosa J. Ewan 1931-10-24 5259 c Los Angeles Same data as 5259 a. Santa Monica Mts. Comment
  UCR58160  Quercus dumosa Bill Wagner 1989-8-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northern Santa Monica Mtns, c. 0.5 mi. south of Hwy 101 on E and W sides of Kanan Road, NE of Ladyface Comment
  UC421652  Quercus durata var. gabrielensis John Thomas Howell 1927-10-16 3151 Los Angeles Santa Anita Canyon Trail San Gabriel Mts. Comment
  UCR203970  Quercus durata var. gabrielensis D. E. Bramlet 2007-7-12 4107 Los Angeles San Gabriel Mountains, La Verne, 152 m north of Baseline, 1.37 km west of Live Oak Canyon Road and 1.28 km east of Marshall Creek Comment
  CAS-BOT-BC94164  Quercus engelmannii William Marriott Canby; Sargent 1894-3-1 451 Los Angeles Pasadena Comment
  CAS-BOT-BC94179  Quercus engelmannii G. R. Brown 1938-8-8 s.n. Los Angeles Los Angeles Comment
  UCD46031  Quercus engelmannii Jack McCaskill 1966-11-27 1 Los Angeles Tallac Knoll, Los Angeles State and County Arboretum, Arcadia, Los Angeles County, California. Comment
  CAS-BOT-BC94748  Quercus john-tuckeri Timothy S. Ross; Steve Boyd 1994-9-21 8308 Los Angeles Liebre Mountain: upper W end of the mountain, along Forest Service Road 7N23, ca 370 m SSW of Sandberg Triangulation 1574 Comment
  RSA774952  Quercus john-tuckeri R. G. Swinney 2009-5-6 10673 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  JEPS40260  Quercus pacifica Blanche Trask 1909-2-20 Los Angeles Bell Mt. Santa Catalina Island Comment
  SBBG27694  Quercus pacifica R. Moran 1941-3-14 707 Los Angeles Middle Ranch 200 Comment
  SD75502  Quercus pacifica Reid Moran 1941-3-14 708 Los Angeles Santa Catalina Island, Middle Ranch, near creek 199 Comment
  SD107852  Quercus tomentella Larry DeBuhr, Gary Wallace 1972-9-3 714 Los Angeles San Clemente Island, on rocky canyon walls of Horse Canyon, the large canyon from Thirst Peak to the SW 456 Comment
  UC848308  Quercus tomentella F. R. Fosberg 1931-7-16 S 5607 Los Angeles Gallagher's Canyon, right fork Santa Catalina Island 100 Comment
  RSA0039059  Rafinesquia californica R. G. Swinney 2010-5-11 12660 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  SD186108  Rafinesquia californica A. C. Sanders, Tricia Wotipka, et al. 2003-4-29 26154 Los Angeles Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon. 487 Comment
  UCD135329  Rafinesquia californica Daryl Koutnik 1978-5-2 462 Los Angeles Bell canyon in the Simi Hills. 426 Comment
  UCR190449  Rafinesquia californica R. G. Swinney 2000-6-19 7865 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  CDA8524  Rafinesquia californica T. C. Fuller, T. Suzuki 1958-5-9 s.n. Los Angeles Highland Drive & Flintridge, near La Canada. 0 Comment
  RSA399394  Ranunculus californicus A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  UC827661  Ranunculus californicus Marcus E. Jones, A. M. 1882-5-3 3220 Los Angeles Pasadena Comment
  UCR204553  Ranunculus cymbalaria R. G. Swinney 2005-8-5 8368 Los Angeles San Gabriel Mtns, Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1566 Comment
  RSA0086851  Ranunculus hebecarpus R. G. Swinney 2011-3-5 14561 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  POM202248  Ranunculus hebecarpus P. A. Munz 1934-4-2 13143 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  UCR101538  Rhamnus alaternus Dan S. Cooper 1998-6-3 s.n. Los Angeles Los Angeles area, undeveloped mesa between the Sybil Brand Institute anf the Sheriff Academy, c. 1 km SSW of the intersection of the 710 and 10 Freeways, Monterey Park 165 Comment
  UC535619  Rhamnus californica Ira W. Clokey, B. Templeton Dec 1929 4603 Los Angeles Mandeville Canyon Santa Monica Mountains 300 Comment
  CAS-BOT-BC59936  Rhamnus crocea L. R. Abrams 1912-7-11 4918 Los Angeles Near Sugar Loaf Valley. Comment
  RSA390810  Rhamnus crocea George B. Grant, Wheeler 1904-5-7 s.n. Los Angeles Glendora. Comment
  LA200810  Rhamnus ilicifolia A. M. Johnson; 1934-3-16 4365 Los Angeles Simi Hills-Santa Susana Mountains, Santa Susana Pass, beyond Chatsworth near summit of pass 457 Comment
  POM68650  Rhamnus ilicifolia Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  RSA390832  Rhamnus ilicifolia Bonnie C. Templeton 1930-4-2 1434 Los Angeles Mulholland Dr. Santa Monica Mountains. 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-BC59847  Rhamnus ilicifolia G. B. Grant 1901-3-3 8972 Los Angeles Loncoln Park. Comment
  CATA1692  Rhamnus pirifolia Mark L. Hoefs, Robert F. Thorne 1998-10-9 2989 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 231 Comment
  RSA3559  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3503 Los Angeles Santa Catalina Island. Avalon Canyon above the east almond orchard. 122 Comment
  SBBG39124  Rhamnus pirifolia K. K. Muller 1953-5-2 593 Los Angeles Swain Cyn above Camp Orizaba Comment
  POM243720  Rhamnus tomentella subsp. cuspidata Carl B. Wolf 1928-3-29 1578 Los Angeles 2 mi. from Sandbergs on the Ridge Route, on road to Elizabeth Lake. 1098 Comment
  RSA605430  Rhamnus tomentella subsp. cuspidata Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground. 1433 Comment
  CAS-BOT-BC200706  Rhus aromatica Alice Eastwood 1906-6-5 227 Los Angeles Roscoe Comment
  CAS-BOT-BC167915  Rhus integrifolia J. Ewan 1931-10-24 5292 Los Angeles East Fork Dume Canyon, Santa Monica Mts. Comment
  LA200135  Rhus integrifolia Norman A. Cole; May 1964 332 Los Angeles SANTA MONICA MOUNTAINS, 1.7 mi from Pacific Coast Hwy along Rambla Pacifico. Site 9. 152 Comment
  PASA2368  Rhus integrifolia A. Carter 1929-1-6 Los Angeles Sturtevant Trail, Sierra Madre Mts. 396 Comment
  RSA77170  Rhus integrifolia F. W. Peirson 1919-2-9 224 Los Angeles Fish Canyon, San Gabriel Mts. 305 Comment
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Dec 10 2014
  UCR170623  Rhus integrifolia Alex R. Van Dam 2004-4-25 029 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  UCR260405  Rhus integrifolia R. G. Swinney 2010-4-30 12451 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  CAS-BOT-BC167952  Rhus ovata C. F. B. 1903-4-2 4147 Los Angeles Hills near Monrovia Comment
  CAS-BOT-BC167957  Rhus ovata Carl B. Wolf 1927-7-27 684 Los Angeles Ridge Route Road, 2 mi. so. of Forest Inn Comment
  CHSC99  Rhus ovata E. Thomas 1940-3-10 Los Angeles Temescal Canyon Comment
  LA62856  Rhus ovata F. R. Fosberg; 1932-5-7 8160 Los Angeles Santa Catalina Island, Grand Canyon, below upper falls 130.0 Comment
  RSA386377  Rhus ovata Harvey Anderson, C. Epling 1930-5-30 s.n. Los Angeles Mandeville Canyon. Comment
  RSA403705  Rhus trilobata var. pilosissima Anstruther Davidson 1891-06 s.n. Los Angeles Los Angeles. Comment
  UCD102113  Ribes aureum Marc Meyer; Mike Alvord, Marc Blain 1993-3-14 4 Los Angeles San Gabriel Mountains, Walker Ranch in Placerita Canyon State Park. 450 Comment
  LA50739  Ribes malvaceum Carl Epling; 1925-2-10 6277 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA0021646  Ribes malvaceum var. malvaceum Paul Aigner 1992-4-6 s.n. Los Angeles San Clemente Island: NW facing rim of gully 2200m NW (along the coast) from White Rock. 671 Comment
  RSA641687  Ribes roezlii Orlando Mistretta 1993-6-2 859 Los Angeles San Gabriel Mountains: Near Vincent Gap, south slope of Vincent Gulch. 2085 Comment
  CAS-BOT-BC144442  Ribes speciosum Ernest Braunton 1902-5-27 362 Los Angeles Sherman Comment
  LA200832  Ribes speciosum H. N. Sauer; J. Sauer, J. Zadny, M. Zadny 1969-3-17 4391 Los Angeles SANTA MONICA MOUNTAINS, upper Rustic Canyon Comment
  RSA127412  Ribes speciosum H. J. Thompson 1959-3-22 1870 Los Angeles 1 mile W of Triunfo Canyon, 3 miles W of Malibu Lake, Lobo Canyon. 274 Comment
  RSA580950  Ribes speciosum Catherine A. Mish 1995-2-17 5 Los Angeles Santa Monica Mtns, Hollywood Reservoir. 250 Comment
  UCD102505  Ribes speciosum Gerald Dickinson 1962-5-8 33 Los Angeles Top of Saddle Peak and Stunt Rds. Santa Monica Mountains. 670 Comment
  RSA187945  Ribes viburnifolium Robert F. Thorne 1966-4-30 36333 Los Angeles Santa Catalina Island, W fork of Gallagher s Canyon 305 Comment
  UCD65153  Ribes viburnifolium G. L. Webster; M. Hoeff, R. Thorne, J. M. Tucker 1992-3-30 7756 Los Angeles CATALINA ISLAND: Salta Verde, slopes W of Cactus Peak. 300 Comment
  RSA480742  Ricinus communis Robert Gustafson 1981-4-29 2213 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA594310  Rosa californica Steve D. Boyd, Lauren Raz 1996-10-14 9042 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  UCR150448  Rosa woodsii R. G. Swinney 1999-6-21 7380 Los Angeles San Gabriel Mtns., Boulder Canyon Wash, south of east-west road that runs through Big John Flat 1671 Comment
  RSA2839  Rosa woodsii subsp. gratissima Carl B. Wolf 1931-10-23 1352 Los Angeles Swartout Valley, San Gabriel Mountains. Wrightwood Lodge. 1829 Comment
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Jul 4 2013
  LA29322  Rubus parviflorus Mary V. Hood; 1943-6-25 Los Angeles Buckhorn Flats 1981 Comment
  POM243784  Rubus ursinus F. R. Fosberg 1931-5-2 S 4740 Los Angeles Santa Catalina Island. Below Middle Ranch Dam, Middle Ranch Canyon. Comment
  RSA199022  Rubus ursinus W. M. Gauntt 1966-4-16 159 Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  RSA653629  Rubus ursinus S. Koukol, R. Koukol 1998-5-3 46 Los Angeles La Verne, Foothill Blvd., 125 m W. of Wheeler Avenue 344 Comment
  SEINET7707021  Rubus ursinus G. B. Grant 1904-1 1136 Los Angeles Pasadena Comment
  RSA561609  Rumex acetosella Steve Boyd, Orlando Mistretta 1993-5-18 8158 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Ridge on eastern side of upper Sombrero Canyon, southwest of the communications facilities. 1006 Comment
  UCR85624  Rumex conglomeratus Scott D. White 1992-10-8 903 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  SBBG131592  Rumex conglomeratus S. A. Junak 1999-7-16 SCa 1052 Los Angeles lower Cottonwood Cyn, just downstream from crossing of rd to Ben Weston Beach Comment
  UCR274349  Rumex conglomeratus Steven A. Junak 1999-7-17 SCa- 1070 Los Angeles California Islands, Santa Catalina Island. West end of 'Rig Field' plant stop 213 Comment
  RSA251406  Rumex salicifolius Robert F. Thorne 1966-4-16 36052 Los Angeles San Clemente Island, c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  LA201522  Ruppia cirrhosa Arthur C. Gibson; 2003-8-25 4885 Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon and salt marsh Comment
  PASA1148  Salazaria mexicana Sally Ellis 1939-5-5 Los Angeles Mohave Desert Comment
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Nov 20 2014
  SBBG45787  Salicornia pacifica E. R. Blakley 1963-12-7 6363 Los Angeles mouth of Chenity Cyn, Pyramid Cove 1 Comment
  RSA127826  Salicornia virginica H. J. Thompson 1959-9-6 14369 Los Angeles Near mouth of Malibu creek. 3 Comment
  CAS-BOT-BC103153  Salix bonplandiana Le Roy Abrams 1901-4-5 1362 Los Angeles San Fernando Mts. near Chatsworth Park Comment
  UC1409126  Salix laevigata Robert F. Thorne 1970-3-6 39385 Los Angeles Ben Weston Beach (Mills Landing) Santa Catalina Isl., Ben Weston Beach (Mills Landing) 1 Comment
  RSA586439  Salix lasiolepis Orlando Mistretta 1995-2-28 1525 Los Angeles San Gabriel Mountains, Carr Canyon. 1067 Comment
  RSA776517  Salix lasiolepis Jane Tirrell 2011-5-26 LS- 9 b Los Angeles Along north side of Highway 2 near mile marker 67.7. 2284 Comment
  UC492438  Salix lasiolepis F. R. Fosberg 1931-1-26 7179 Los Angeles Topanga Canyon Santa Monica Mts., Topanga Canyon 225 Comment
  UC492446  Salix lasiolepis F. R. Fosberg 1932-3-3 7410 Los Angeles Agoura (Picture City) Santa Monica Mts., Agoura (Picture City) Comment
  UC506442  Salix lasiolepis Carl Hedin and Joseph Ewan 1932-4-30 7695 Los Angeles along stream from Baldwin Hills Culver City (near Higuera Rd.) Comment
  UC506466  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7629 Los Angeles Comment
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Jun 8 2015
  RSA92643  Salix lasiolepis F. W. Peirson 1924-12-3 9604 Los Angeles San Gabriel Wash at Foothill Boulevard, Azusa. Comment
  CAS-BOT-BC107528  Salix lasiolepis var. lasiolepis S. Y. Parnay Mar. 203 Los Angeles Santa Monica [Canon] Canyon Comment
  CAS-BOT-BC107529  Salix lasiolepis var. lasiolepis S. Y. Parnay Mar. 202 Los Angeles Santa Monica [Canon] Canyon Comment
  UCR149512  Salix scouleriana R. G. Swinney 1997-6-25 5647 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail, c. 1.2 mi. SE of Hwy 2 in a small canyon tributary to Sawmill Canyon 2256 Comment
  UC586886  Salsola tragus Joseph Andorfer Ewan 1934-8-3 8384 Los Angeles near county line Swartout Valley; San Gabriel Mts., Swartout Valley 1981 Comment
  UCR277249  Salsola tragus R. G. Swinney 2010-9-30 13930 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  CDA3219  Salsola tragus R. E. Riefner Jr. 2007-2-11 Jul- 50 Los Angeles City of Santa Fe Springs, near Alondra Street and Carmentia Street; south of Firestone Blvd. Comment
  LA30493  Salsola tragus Jane Turner; T. Mosquin 1958-11-16 C- 52 Los Angeles Comment
  RSA444930  Salsola tragus Al Shapiro 1930-01 s.n. Los Angeles El Segundo. Comment
  RSA756961  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-14 2450 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 17 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1140 Comment
  UCR203244  Saltugilia splendens subsp. grantii R. G. Swinney 2005-7-11 8296 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
  PASA463  Salvia apiana Loletta Hiebert Los Angeles Flintridge Comment
  RSA411366  Salvia carduacea A. Menke 1955-4-23 s.n. Los Angeles Dry Canyon. Comment
  IRVC29640  Salvia columbariae A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26209 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  RSA649602  Salvia columbariae Lori Ackerman, Gerald Braden 1988-5-20 33 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  CAS-BOT-BC224944  Salvia dorrii var. pilosa L. R. Abrams 1941-4-24 13952 Los Angeles Between Big Rock Creek and Little Rock Creek on State Highway 138 Comment
  SBBG44522  Salvia dorrii var. pilosa K. K. Muller 1957-5-14 814 Los Angeles Mint Cyn Comment
  UC1928585  Salvia dorrii var. pilosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 41 Los Angeles Transverse Ranges; San Gabriel Mountains region; Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  UC519737  Salvia grahamii Joseph Andorfer Ewan 1932-5-10 7451 Los Angeles Verdugo Canyon storm channel Verdugo Canyon Comment
  POM126520  Salvia leucophylla Katherine Brandegee s.n. Los Angeles Saugus. Comment
  POM4083  Salvia leucophylla D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  SEINET4044542  Salvia leucophylla D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Malibu Creek State Park. 259 Comment
  CAS-BOT-BC233312  Salvia mellifera L. B. Ware 1971-5-16 102 Los Angeles Tuna Canyon (east side), Santa Monica Mountains 167 Comment
  CAS-BOT-BC233317  Salvia mellifera John I. Carlson 1918-4-24 s.n. Los Angeles Hollywood Comment
  SFV3235  Salvia mellifera P. G. Kilburn 1958-2-28 637 Los Angeles Santa Susana Mountains Oat Mountain. Browns Canyon. 400 Comment
  UCR213688  Salvia sonomensis Justin M. Wood 2009-6-1 801 Los Angeles San Gabriel Mountains, Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1585 Comment
  LA200596  Salvia spathacea J. A. Ewan; 1931-3-21 4076 Los Angeles Santa Monica Mountains, Las Flores Canyon, near summit 609 Comment
  UCR247479  Salvinia oblongifolia R. E. Riefner Jr. 2008-7-28 08- 251 Los Angeles South Coast, Harbor City, Bixby Slough, vicinity of Dodge St at 255th St 11 Comment
  RSA670423  Sambucus caerulea I. W. Clokey 1929-05 4558 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA329674  Sambucus mexicana Gary D. Wallace 1975-4-26 1423 Los Angeles Claremont, vacant wash and weedy coastal sage scrub area near Rancho Santa Ana Botanic Garden. Comment
  RSA477566  Sambucus mexicana Gale Sphon 1955-4-4 s.n. Los Angeles Mulholland Drive. Comment
  RSA626238  Sambucus mexicana L. C. Wheeler 1967-5-15 9584 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 518 Comment
  RSA755862  Sambucus mexicana R. G. Swinney 2009-1-19 9994 Los Angeles Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  UCR213413  Sambucus mexicana A. C. Sanders, Dan S. Cooper 2010-3-12 37334 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCSB16374  Sambucus nigra subsp. caerulea Hurst, Linda 1963-2-23 Los Angeles 20 feet E of North Kenter Road, 3 miles N of Sunset Blvb., 10 miles N of U.S. Highway 101 548 Comment
  LA94339  Sambucus nigra subsp. canadensis Unknown; 1927-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. Comment
  SD31171  Sanicula arguta Edith A. Purer 1931-3-12 Los Angeles Palos Verdes Hills Comment
  SD66839  Sanicula arguta R. Mitchel Beauchamp 1967-3-17 253 Los Angeles San Clemente Island, grassy slope east of Wilson Cove Comment
  UC440423  Sanicula arguta Carl Epling, Lincoln Ellison 1930-3-28 Los Angeles Santa Monica Mountains, Las Flores Canyon Las Flores Canyon; Santa Monica Mountains, Las Flores Canyon Comment
  UCR271472  Sanicula crassicaulis R. G. Swinney 2011-5-3 14572 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  SFV18436  Sanicula crassicaulis unknown 1977-6-15 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Walker Ranch section. Los Pinetos Trail. Comment
  RSA729689  Sarcodes sanguinea R. G. Swinney 1998-8-31 6864 Los Angeles San Antonio Ridge, 1.1 mi. west of Baldy, east of saddle. West-facing slope. 2415 Comment
  UCR272963  Sarcodes sanguinea R. G. Swinney 2011-7-29 15588 Los Angeles San Gabriel Mountains, ridge immediately west of Lily Spring, c. 100 m. south of Hwy 2/ Angeles Crest Hwy, north slope of Mt. Hawkins 2317 Comment
  RSA578837  Saxifraga californica T. S. Ross, Darin Banks 1994-4-13 7525 B 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
  UCR214457  Schismus arabicus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al 2010-3-29 37637 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, ephemeral stream c. 0.7 mile ESE (103 deg. ) of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1015 Comment
  UCR190850  Schismus barbatus R. G. Swinney 1990-3-19 1533 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  POM6448  Schoenoplectus americanus L. T. Street, G. Williams 1919-5-10 2700 Los Angeles Near Bassett 90 Comment
  RSA657223  Schoenoplectus californicus Patricia Kouo 1994-4-27 944054 Los Angeles 3 miles south of I-10, and 1 mile northo f I-60. On the West side of Rosemead Blvd, at the most southern lake. Comment
  SEINET7591453 Image available Schoenoplectus californicus Louis C. Wheeler 1946-1 6221 Los Angeles San Gabriel: Rio Hondo, .25 mile N of San Gabriel Boulevard Comment
  RSA750094  Schoenoplectus maritimus R. G. Swinney 2008-4-30 8699 Los Angeles Glendora, Big Dalton Canyon Debris Basin 341 Comment
  SEINET7591827 Image available Schoenoplectus pungens Steve Boyd 1996-1 8826 Los Angeles LiLiebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 469 Comment
  SBBG105081  Schoenoplectus pungens var. badius T. Ross, M. Gay, J. Takara 1993-4-20 6825 Los Angeles N side of Little Harbor near outlet of Little Springs Cyn 2 Comment
  UC306164  Scirpus americanus I. Johnston 1917-5-13 Los Angeles El Monte El Monte (ditch along R.R., Southern California) Comment
  UCR206502  Scirpus maritimus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36963 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  RSA651545  Scrophularia californica Marion P. Harthill 1972-5-12 s.n. Los Angeles Cat Canyon Comment
  RSA654418  Scrophularia californica subsp. floribunda Matt Brooks 1988-4-15 16 Los Angeles Whittier, Turnbull Canyon Rd. 2.1 miles east of its intersection with Beverly Blvd. Comment
  CHSC3706  Scutellaria siphocampyloides Mary Mac Arthur 1966-6-4 38 Los Angeles Chilao. 1524 Comment
  UCSB9256  Scutellaria tuberosa Foster, R. 1937-4-3 Los Angeles Foothills of San Gabriel Mts; about 1/4 mile east of Palmer Canon; north of Claremont Comment
  UCR186868  Secale cereale Rachel Woodard 2006-4-27 s.n. Los Angeles Tehachapi Mtns. Foothills, low hills north of Hwy 138, 1.2 miles north of La Liebre Ranch 939 Comment
  LA209611  Selaginella asprella Lawrence L. Kiefer; 1966-7-31 2305 Los Angeles San Gabriel Mountains, NE of Buckhorn Camp, Rattlesnake Trail, between Rattlesnake Spring and Burkhart Trail 1828 Comment
  JEPS19062  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1935-5-9 6532 Los Angeles San Dimas Canyon Comment
  UCR219451  Selaginella bigelovii R. G. Swinney 2009-3-28 10197 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
  RSA279048  Selaginella bigelovii Robert F. Thorne 1971-4-23 41471 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon 609 Comment
  RSA651014  Senecio douglasii Kenneth R. Montgomery, Thomas W. Strid 1973-8-22 73 -176 Los Angeles Collected on north facing slope at Dillon Divide, site of LASCA Cistus field plot Comment
  POM182394  Senecio flaccidus var. douglasii Joseph A. Ewan 1931-10-29 5278 Los Angeles 1/2 mile below Seminole Hot Springs 396 Comment
  UC1070179  Senecio flaccidus var. douglasii A. Lewis February 1934 282 Los Angeles Little Tujunga San Fernando Quad., Little Tujunga Comment
  UC1930205  Senecio flaccidus var. douglasii Mark Elvin, Anne Marie Ruff 1996-8-1 304 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mountains. Angeles National Forest. Glendora Ridge Road. N side of road W of 90 degree curve on road. Road mile 7.75. Comment
  SEINET11804244  Senecio flaccidus var. monoensis C. V. Braun 1975-1 44 Los Angeles Portal Ridge near Leona Valley along State Road N-2 Comment
  CAS-BOT-BC341198  Senecio lyonii R. M. Beauchamp 1967-1-28 136 Los Angeles 1/2 mile south-east of Eel Point. San Clemente Island Comment
  CAS-BOT-BC341199  Senecio lyonii Peter H. Raven 1962-5-21 17817 Los Angeles Santa Catalina Island: Middle Ranch 213 Comment
  UCR182248  Setaria parviflora R. G. Swinney 1997-12-31 5891 Los Angeles South Coast, Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway, about 300 m east of Irwindale Avenue 152 Comment
  RSA447540  Sherardia arvensis Geo. L. Moxley 1915-3-31 300 Los Angeles Near Los Angeles. Comment
  SBBG71476  Sidalcea sparsifolia R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake to Antelope Valley Comment
  RSA0045412  Sidotheca caryophylloides Wendy Boes 2010-7-7 2011 -010 Los Angeles San Gabriel Mountains; Mount Hillyar. 1804 Comment
  SEINET8851599  Silene anglica E. D. Palmer 1903-1 s.n. Los Angeles Claremont. Comment
  SBBG117027  Silene antirrhina S. A. Junak 2001-5-5 SCa 1503 Los Angeles W side of Middle Ranch Cyn, near Middle Cyn Rd, ca. 1.4 mi from intersection with Airport Rd 326 Comment
  CAS-BOT-BC384476  Silene antirrhina Cecil Hart 1927-3-30 s.n. Los Angeles Montebello, Los Angeles Comment
  CAS-BOT-BC387023  Silene gallica John I. Carlson 1914-4-25 s.n. Los Angeles Avalon, Catalina Island Comment
  POM11354  Silene gallica F. L. Robinson 1921-4-20 39 Los Angeles Claremont. 365 Comment
  POM352  Silene gallica Crawford, H. D. Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mts. Foothills near city Comment
  RSA477870  Silene gallica Freda Detmers 1929-4-13 s.n. Los Angeles Horse Trail, Santa Catalina Island. Comment
  RSA547824  Silene gallica Timothy S. Ross, Peter Fritsch 1990-6-20 3621 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
  SFV1223  Silene gallica M. L. Vincent 1963-4-25 319 Los Angeles Santa Monica Mountains Mulholland Highway, 0.25 miles east of Cornell Road. Comment
  SFV16049  Silene gallica A. M. Orcino, A. Sutton 1994-5-18 29 Los Angeles Santa Monica Mountains Calabasas. Stunt High Trail, 1 mile east on Stunt Road from junction with Mulholland Highway. 796 Comment
  LA103216  Silene laciniata subsp. laciniata Barry A. Prigge; 1985-6-14 6406 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  LA94362  Silene laciniata subsp. laciniata Monte Lloyd; 1950-7-23 500723p 1435 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 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
  RSA65027  Silene multinervia F. W. Peirson 1925-4-23 5789 Los Angeles Forks of San Gabriel River. 534 Comment
  CAS-BOT-BC175099  Silene verecunda Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  RSA748346  Sisymbrium altissimum Justin M. Wood 2009-6-1 792 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  UCSB27921  Sisymbrium altissimum Kunze, G. 1971-4-17 Los Angeles 160th Street, 6.3 miles south of Lancaster Road, Antelope Valley 914 Comment
  RSA654730  Sisymbrium irio Scott Lowe 1991-5-7 14 Los Angeles San Gabriel river channel, about 50 m. south of the San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  UCR280560  Sisymbrium officinale R. G. Swinney 2014-5-13 16486 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
  VVC3375  Sisyrinchium bellum Tim Thomas 1973-4-24 9 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
  UCR182645  Sisyrinchium idahoense R. G. Swinney 1997-7-16 5668 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  RSA0108891  Solanum douglasii Richard G. Swinney 2010-8-11 13512 Los Angeles San Gabriel Mountains: San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/service road. 595 Comment
  RSA617703  Solanum douglasii Scott D. White 1997-2-2 4658 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
  RSA422375  Solanum douglasii M. B. Dunkle 1928-5-27 1973 Los Angeles Hamilton Canyon, San Clemente Island Comment
  RSA422420  Solanum douglasii Louis C. Wheeler 1931-8-21 3 Los Angeles 1.5 mi. NE La Verne. 373 Comment
  RSA427309  Solanum elaeagnifolium Anstruther Davidson 1896-1 s.n. Los Angeles San Pedro. Comment
  RSA0068089  Solanum rostratum Michael C. Long 2015-9-3 928 Los Angeles So. El Monte, Whittier Narrows County Regional Park, Legg Lakes, North Lake. Northeast side of North Legg Lake (off Santa Anita Ave. parking lot) between lake and picnic tables. 63 Comment
  SEINET10697251 Image available Solanum tuberosum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3751 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 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-BC156780  Solanum umbelliferum A. Eastwood 1928-6-15 15390 Los Angeles Claremont Comment
  RSA0068461  Solanum umbelliferum R. G. Swinney 2010-3-18 11993 Los Angeles San Gabriel Mountains: Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA592520  Solanum wallacei Mark Hoefs, Propst 1973-3-14 79 Los Angeles Cape Canyon, Santa Catalina Island. 290 Comment
  LA32370  Solanum xanti Peter H. Raven; 1959-2-23 13801 Los Angeles Santa Monica Mountains, Decker Road, 1.0 mi N of junction with Mulholland Hwy 502 Comment
  LA91506  Solanum xanti Bruce Douglas Clayton; Greg Shaw 1972-4-20 106 Los Angeles SANTA MONICA MOUNTAINS, Blackrill Canyon, Mountain Park Research Campus 536 Comment
  NY820404  Solanum xanti T. S. Ross 1994-5-10 7718 Los Angeles Liebre Mountains. Warm Springs Canyon: canyon bottom and adjacent northerly slopes 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 2190 Comment
  OBI69411  Solanum xanti Bradley J. Kayl, Jennifer Eckert 1994-3-20 1 Los Angeles Browns Cyn. Northridge 2 mi S of De Soto St Comment
  RSA473619  Solidago californica L. E. Hoffman 1928-8-16 s.n. Los Angeles Buckhorn Flats. Angeles Forest 2165 Comment
  RSA7617  Solidago confinis C. B. Wolf 1933-11-9 s.n. Los Angeles Valyermo Post Office, desert slope of San Gabriel Mountains on Big Rock Creek. 1098 Comment
  UCR204577  Solidago confinis R. G. Swinney 2005-8-5 8394 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR95541  Solidago confinis Steve Boyd, L. Raz 1996-9-24 8936 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  UC133197  Solidago velutina subsp. californica C. F. Baker 1903-9-20 3690 Los Angeles near Claremont (San Antonio Canyon); San Antonio Canyon Comment
  UC36209  Solidago velutina subsp. californica J. H. Barber 1897-9-16 282 Los Angeles Santa Monica Experimental Station, Southern California Santa Monica Experimental Station Comment
  UCR59928  Sonchus asper S. J. Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct 884 Comment
  RSA0119941  Sonchus oleraceus R. G. Swinney 2014-5-27 16668 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  RSA187956  Sonchus oleraceus R. F. Thorne 1966-4-28 36229 -a Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  UC1348970  Sonchus oleraceus Robert F. Thorne 1966-4-7 35960 Los Angeles Santa Catalina Island 60 Comment
  UCR271058  Sonchus oleraceus R. G. Swinney 2011-6-6 15001 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UCSB33237  Sonchus oleraceus Partsch, M. 1977-5-14 Los Angeles Along Boquet Canyon Road 14 mi. south of its junction with Elizabeth Lake Road 762 Comment
  UCSB9905  Spartium junceum Wedberg, H. 1957-4-6 Los Angeles Tuna Canyon Comment
  UCR11526  Spergula arvensis Pedigo 1961-4-16 01 Los Angeles Western Transverse Range; Santa Monica Mtns., Point Dume 15 Comment
  LA200357  Spergula arvensis Jonathan Sauer; J. Leishman 1978-4-18 5995 Los Angeles Santa Monica Mountains, Topanga Canyon State Park Comment
  RSA659120  Spergula arvensis subsp. arvensis LeRoy Gross 2001-3-23 350 Los Angeles North side: Whiting Wood Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crestm, off Edison road (power company) that ends at a pylon. 518 Comment
  UCR223398  Spergularia R. G. Swinney 2009-7-29 11406 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA0097900  Spergularia bocconi P. H. Raven 1962-5-8 17615 Los Angeles San Clemente Island: Wilson Cove; barracks area. 76 Comment
  RSA0098746  Spergularia macrotheca Reid V. Moran 1958-9-15 6836 Los Angeles San Clemente Island, slope above Wilsons Cove. 50 Comment
  SD52879  Spergularia macrotheca Peter H. Raven 1962-4-9 17145 Los Angeles San Clemente Island in rocky grassland near barracks, Wilson Cove. 60 Comment
  UCR162293  Spergularia marina Anuja Parikh, Nathan Gale 2004-6-22 2066 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
  RSA65570  Spergularia rubra F. W. Peirson 1920-5-11 2132 Los Angeles Summit of Echo Mountain. 976 Comment
  UCD116769  Sphaeralcea ambigua Rudolf Schmid 1962-5-18 s.n. Los Angeles Below road to Kellogg Hall, Cal Poly, Pomona. Comment
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Jan 1 2018
  CAS-BOT-BC235430  Sporobolus airoides 1928-6-10 17 Los Angeles Peace Valley Comment
  UCD125798  Stachys albens Shirley W. Campbell 1970-4-24 104 Los Angeles east bank of lower reach of the Arroyo Seco, southwestern Pasadena. Comment
  CSUSB1068  Stachys bullata Sally Crum 1966-4-16 Los Angeles San Gabriel Mountains San Gabriel Mountains; In deeply shaded ravine at southern end of San Lorenzo Nursery boundary road in Cloverleaf Canyon. 1066 Comment
  LA52380  Stachys bullata Carl Epling; 1931-3-28 52380 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA59142  Stachys bullata G. R. Campbell 1950-4-17 14588 Los Angeles Escondido Canyon, on road to Malibu Lake, 7 miles from Hwy Alt. 101. 457 Comment
  UCR124893  Stachys bullata B. C. Templeton 1930-5-27 1419 Los Angeles Western Transverse Range; Santa Monica Mtns., Higgins Canyon, north of Beverly Hills 200 Comment
  UCSB72623  Stachys bullata Soza, Valerie; Gross, LeRoy 2001-5-9 Los Angeles Transverse Ranges; Verdugo Mountains region: Southern San Rafael Hills: South of western end of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134 297 Comment
  RSA127995  Stanleya pinnata H. J. Thompson 1958-11-29 1833 Los Angeles SE of bridge over Malibu Creek, along Coast Hwy 8 Comment
  SBBG53208  Stebbinsoseris heterocarpa S. A. Junak 1978-4-15 SCa 35 Los Angeles S side of Cherry Valley, near Cherry Valley Boy Scout Camp Comment
  RSA0115268  Stellaria media Richard G. Swinney 2010-6-8 13226 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 100-300m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  RSA3711  Stellaria media C. B. Wolf 1932-5-11 3558 Los Angeles Fourth O July Cove; Santa Catalina Island 30 Comment
  UCR205109  Stellaria media R. G. Swinney 2008-4-16 8671 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon 341 Comment
  JEPS36880  Stephanomeria exigua subsp. coronaria Frank W. Peirson 1923-8-31 4014 Los Angeles Blue Ridge San Gabriel Mountains 2529 Comment
  RSA529199  Stephanomeria exigua subsp. exigua Timothy S. Ross, S. D. Boyd 1991-7-24 5644 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  CAS-BOT-BC322835  Stephanomeria pauciflora Ernest C. Twisselmann 1970-9-8 17495 Los Angeles Highway 14 at Avenue A, Antelope Valley, Mojave Desert 731 Comment
  RSA681888  Stillingia linearifolia Scott D. White, Michael Honer 2003-6-18 9566 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  LA9439  Stipa coronata Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass Comment
  SD253348  Stipa coronata R. G. Swinney 2011-3-18 14136 Los Angeles San Gabriel Mountains: Glendora, E side of Mull Canyon, SE of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  UC2030045  Stipa parishii Louis C. Wheeler 1970-7-26 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Summit Mt. hawkins. Comment
  UCR125634  Stipa speciosa A. C. Sanders 2003-5-26 25864 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
  CATA3508  Stipa tenuissima Julia Parish 2017-11-30 041 Los Angeles Santa Catalina Island: Avalon, minature golf course adjacent to the Tourist Plaza 3 Comment
  RSA429482  Streptanthella longirostris Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA0070123  Stylocline gnaphaloides LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6955 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
  UCR165422  Stylocline gnaphaloides A. C. Sanders, Helen Kennedy 2005-4-13 29488 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
  POM414  Stylomecon heterophylla E. L. Brown 1893-03 s.n. Los Angeles Pasadena. Comment
  UC284197  Stylomecon heterophylla P. A. Munz 1923-4-9 6656 Los Angeles e coast San Clemente Island; e coast San Clemente Island Comment
  UCR225772  Stylomecon heterophylla Dave Silverman, Cindy Hopkins 2007-4-27 6770 Los Angeles SW Tehachapi Mountains, Tejon Ranch, 1.2 km south of Kern County line, 1.2 km due north of Oso Canyon and 1.3 km south of National Cement Plant 1053 Comment
  CAS-BOT-BC110422  Suaeda taxifolia Ernest Braunton