Search Results — 2000 specimen records retrieved (1563 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR190007  Abies concolor R. G. Swinney 1998-8-27 6823 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA680067  Abronia maritima Mark A. Elvin, Michael Wall, Jennifer Stone 1996-8-8 324 Los Angeles San Clemente Island. West dunes along road to S end of dunes next to ocean. Comment
  SBBG131694  Abronia maritima S. A. Junak 1999-7-16 SCa 1059 Los Angeles behind beach at N side of Cottonwood Cyn mouth 3 Comment
  OBI2625  Acacia melanoxylon F. Mills 1967-4-29 40 Los Angeles Pasadena, along west drive near RoseBowl Comment
  RSA651554  Acacia retinodes Joe Painter 1949-2-20 s.n. Los Angeles 8990 Atlantic Blvd., South Gate Comment
Read comments
Jan 11 2007
  RSA0091160  Acer macrophyllum R. G. Swinney 2011-6-30 15399 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA479900  Acer macrophyllum Steve D. Boyd, Thomas S. Elias 1987-4-14 2032 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  SFV2161  Acer macrophyllum K. A. Wilson 1961-4-10 1140 Los Angeles Santa Susana Mountains Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  UCSB31511  Achillea millefolium Seeba, J. 1977-5-27 Los Angeles At Fort Tejon along Highway 5 944 Comment
  RSA129561  Achnatherum coronatum H. S. Yates 1937-6-24 6595 Los Angeles Pomona 162 Comment
  SEINET11682293  Achnatherum coronatum M. E. Jones 1882-1 3545 Los Angeles Pasadena Comment
  CAS-BOT-BC260447  Achnatherum hymenoides A. D. E. Elmer 1902-6-1 3617 Los Angeles Lancaster Comment
  RSA598091  Achnatherum latiglume Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3788 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1866 Comment
  SEINET5585768  Achnatherum occidentale subsp. californicum A. A. Beetle 1942-1 3641 Los Angeles San Bernardino Mountains, Rt. 2, 2 miles north of Big Pine Camp Comment
  RSA642085  Achnatherum parishii subsp. depauperatum Orlando Mistretta 1994-7-22 1448 Los Angeles San Gabriel Mountains: Big Rock Creek, South Fork Campground. Comment
  CATA473  Acmispon argophyllus var. argenteus Sara L. Crockett, Steve Junak, Mark Hoefs, Janet Takara 1997-3-28 615 Los Angeles Santa Catalina Island: 1.1 miles S of Two Harbors on Cat Harbor Road; ca. 30 m upslope 30 Comment
  SBBG96803  Acmispon argophyllus var. argenteus unknown -- Los Angeles San Clemente Island Comment
  SBBG131713  Acmispon dendroideus var. dendroideus S. A. Junak 1999-5-22 SCa 1010 Los Angeles Goat Harbor 3 Comment
  LA47990  Acmispon glaber var. glaber A. L. Beatty; April 22 194 sn Los Angeles Pasadena, Arroyo Seco Comment
  SBBG118733  Acmispon grandiflorus var. grandiflorus L. Gross, P. Morton 2004-6-10 1367 Los Angeles E end of the main crest; Rd 7N23, E to W from jct with Atmore Meadows Rd (7N19) along Sawmill Mtn to Burnt Pk Rd (7N23A): T7N R16W S8,9,16,15 1432 Comment
  SEINET5327393  Acmispon procumbens var. procumbens H. M. Hall, H. P. Chandler 1906-6-11 7392 Los Angeles Hills S of Antelope Valley, upper Sonoran Zone Comment
  RSA181425  Acourtia microcephala James I. McMurphy 1916-4-14 s.n. Los Angeles Topanga Canyon. Comment
  SFV7623  Acroptilon repens T. Gordon 1975-7-11 1096 Los Angeles San Fernando Valley Northridge. Vacant lot on Fullerfarm Street near Zelzah. Comment
  RSA0067571  Adenostoma fasciculatum R. G. Swinney 2010-5-4 12500 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
  UC1127727  Adenostoma fasciculatum G. E. Sindel 1935-1-7 107 Los Angeles 2 1/2 mi. s.e. Quail Lake; Tejon Quad. Comment
  POM90012  Adenostoma fasciculatum Marcus E. Jones 1883-5-9 s.n. Los Angeles Pasadena. 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
  RSA311404  Adenostoma fasciculatum var. fasciculatum Cheryl A. Lawson 1971-6-26 408 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  RSA3729  Adenostoma fasciculatum var. fasciculatum Carl B. Wolf 1932-5-10 3519 Los Angeles Equestrian Trail back of Avalon, Santa Catalina Island. 305 Comment
  RSA0035081  Adenostoma sparsifolium K. Kneen 1933-8-24 s.n. Los Angeles Topanga Canyon. Comment
  UCR190018  Adiantum aleuticum R. G. Swinney 1998-10-3 7008 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  UC185222  Adiantum capillus-veneris Geo. B. Grant 1904-6-17 24 Los Angeles Arroyo Seco Canyon Comment
  SEINET6412857  Adiantum jordanii I. W. Clokey, E. G. Anderson 1935-5-9 6505 Los Angeles San Dimas Canyon Comment
  RSA602481  Ageratina adenophora Scott D. White 1997-5-8 5090 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  RSA585906  Agoseris retrorsa Timothy S. Ross, Steve Boyd 1990-5-23 2610 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1524 Comment
  UCR190016  Agrostis R. G. Swinney 1998-10-3 7009 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  RSA594669  Agrostis exarata L. C. Wheeler 1967-7-30 10287 Los Angeles San Gabriel Mountains. Trail Canyon, vicinity of falls near confluence with McKinley Canyon. 732 Comment
  RSA604992  Agrostis exarata L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  RSA733667  Agrostis exarata R. G. Swinney 1998-8-5 6639 Los Angeles San Gabriel Mtns.: Bear Gulch, 0.3 miles norht of confluene with Prairie Fork, SW of Wrightwood 1524 Comment
  JEPS68575  Agrostis idahoensis Joseph Andorfer Ewan 1934-8-10 8434 Los Angeles nw slope Mt. Waterman; San Gabriel Mts. 2286 Comment
  UCR173888  Agrostis stolonifera Scott D. White 2004-8-20 10732 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: west of Upper Big Tujunga Canyon Rd., c. 2 air mi N of the junction with Angeles Crest Hwy 1159 Comment
  HSC24294  Aliciella latifolia Girina Chen 1971-5-2 24 Los Angeles 15 mi. E of Palmdale, 3 mi. N of Hwy. 138 on 167th St. in Mojave Desert 854 Comment
  UCR104720  Allenrolfea occidentalis David Charlton 1989-4-13 2898 a Los Angeles Western Mojave Desert, Northern edge of Palmdale, corner of 10th Street W & Ave. 'M' at Amargosa Creek 762 Comment
  RSA729400  Allium fimbriatum var. fimbriatum R. G. Swinney 1998-6-12 6952 Los Angeles San Gabriel Mtns.: NW of Jackson Lake at Ball Flat. 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Road 1890 Comment
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Sep 4 2015
  RSA367097  Allium haematochiton Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills N, between Vermont and Western Ave- Los Angeles Comment
  RSA640739  Allium haematochiton L. C. Wheeler 1931-3-3 s.n. Los Angeles San Dimas: Puddingstone Dam, San Jose Hills. 305 Comment
  UCR255788  Allium haematochiton R. G. Swinney 2010-3-10 11825 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  CAS-BOT-BC472001  Allium lacunosum var. davisiae C. Epling; L. Ellison 1930-4-17 s.n. Los Angeles Palmdale 10 Comment
  RSA569414  Allium monticola B. C. Templeton 1933-5-15 5125 Los Angeles San Gabriel Mountains. Big Pines Park. West Blue Ridge. 2195 Comment
  CAS-BOT-BC475404  Allium praecox George B. Grant; Walter Wheeler 1904-4-21 34 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  UCR179703  Allophyllum divaricatum R. G. Swinney, Dave Larson 1996-7-17 5133 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA248662  Allophyllum glutinosum Christopher Davidson 1974-6-4 2289 Los Angeles Tapia Park, off Malibu Canyon Rd. 46 Comment
  RSA0091166  Alnus rhombifolia R. G. Swinney 2011-6-30 15402 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA664087  Alnus rhombifolia Marianne Marshall 1981-5-29 15 Los Angeles Ca. Hwy 39, 14.5 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  SFV4825  Alnus rhombifolia F. L. McPherson 1959-4-21 s. n. Los Angeles San Gabriel Mountains Soledad Canyon. Soledad Public Campgrounds. 518 Comment
  UCR95518  Alnus rhombifolia L. C. Wheeler 1966-10-12 8978 Los Angeles San Gabriel Mtns., San Gabriel Canyon, E fork, 0.25 mi upstream from Heaton Flat 610 Comment
  CDA37820  Alternanthera philoxeroides J. L. Johnson 1975-7-1 s.n. Los Angeles Rio Hondo Settling Basin. 0 Comment
  RSA702201  Amaranthus albus Scott D. White, Pam De Vries 2004-6-14 10487 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  LA31572  Amaranthus albus Henry J. Thompson; 1958-10-23 1825 Los Angeles Santa Monica Mountains, Point Dume, Along road 30 Comment
  RSA402954  Amaranthus albus Robert Gustafson 1980-8-29 1872 Los Angeles Ballona Wetlands, Area 3 Infrequent and scattered in Area 3. Comment
  UCR125130  Amaranthus blitoides A. C. Sanders, Mark Elvin 2002-6-18 25112 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 328 Comment
  POM96197  Amaranthus powellii P. A. Munz 1925-11 10811 Los Angeles Claremont. 366 Comment
  RSA188159  Amblyopappus pusillus R. F. Thorne 1966-4-4 35766 Los Angeles Santa Catalina Island: near Ballast Point on E side of Catalina Harbor, Isthmus. Comment
  SEINET4001595 Image available Amblyopappus pusillus M. B. Dunkle 1939-1 7268 Los Angeles China Point, San Clemente Island. Comment
  UCD128871  Ambrosia acanthicarpa Scott D. White 1997-11-5 6019 Los Angeles Malibu Coast; mouth of Trancas Canyon, north of Pacific Coast Hightway. 7 Comment
  JEPS41042  Ambrosia acanthicarpa Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Rico Comment
  CAS-BOT-BC55596  Ambrosia psilostachya Carl B. Wolf 1932-10-5 4241 Los Angeles Santa Catalina Island. Junction of Isthmus Road & Road to Black Jack Peak 243 Comment
  RSA760597  Ambrosia psilostachya R. G. Swinney 2008-12-4 9948 Los Angeles Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  RSA187659  Ammannia coccinea Robert F. Thorne 1966-9-16 36710 Los Angeles Near Hay Press Reservoir, Santa Catalina Island. 412 Comment
  SFV12555  Ammannia coccinea M. H. Grayum 1977-11-24 882 Los Angeles San Fernando Valley Sepulveda Basin. Field just northwest of junction of Burbank Blvd. and San Diego Freeway. 210 Comment
  CAS-BOT-BC26870  Amsinckia exserta Alice Eastwood 1906-5-27 56 Los Angeles country adjacent to Los Angeles. Garvanza Comment
  UC551850  Amsinckia intermedia F. R. Fosberg 1932-5-5 10643 Los Angeles hills n of Avalon; Santa Catalina Island Comment
  UCR143139  Amsinckia intermedia Steve Boyd, Lauren Raz 1997-3-25 9274 Los Angeles Liebre Mountains Region, Knapp Ranch area at upper end of Castaic Creek drainage in valley at head of Cienega Canyon, south of Liebre Mountain,, just NE of ranch compound 1061 Comment
  RSA337431  Amsinckia intermedia R. F. Thorne 1973-4-11 42859 Los Angeles San Clemente Island, middle part of Norton Canyon. 274 Comment
  SEINET9119016  Amsinckia intermedia E. Adams 1978-1 S.N. Los Angeles Pomona, behind Calif. Polytechnic Univ. health unit. Grassy hillside. Comment
  UCSB41779  Amsinckia intermedia Rowlands, Peter 1970-3-9 Los Angeles Puddingstone Reservoir: Approx. 300 yds. NW of lake; Pomona 365 Comment
  CATA1862  Amsinckia menziesii Denise Kraus, Lisa Stratton 2000-6-1 42 Los Angeles Santa Catalina Island: Goat Harbor burn area, northwest corner 152 Comment
  UC306212  Amsinckia menziesii var. menziesii I. M. Johnston 1918-4-11 1834 Los Angeles Love Hill s of Glendora; Love Hill 365 Comment
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Jul 17 2009
  UCR180358  Amsinckia tessellata var. tessellata Scott D. White, Pam Devries 2006-5-9 11394 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  LA201854  Anagallis arvensis Arthur C. Gibson; 2003-4-15 4986 Los Angeles Simi Hills, Box Canyon, along hiking trail along Box Canyon Rd, ca 0.5 km S of Pioneer Pass 496 Comment
  LA39067  Anagallis arvensis Harlan Lewis; 1940-8-14 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA416827  Anthemis cotula F. R. Fosberg 1930-6-23 S- 2962 Los Angeles Del Rey 2 Comment
  RSA416831  Anthemis cotula Anstruther Davidson 1889-1 s.n. Los Angeles [No additional locality data] Comment
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Mar 31 2015
  POM354838  Antirrhinum coulterianum G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  JEPS4878  Antirrhinum coulterianum Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4206 Los Angeles 0.9 mi above confluence of Pacoima Creek main fork with north fork (along Forest Service road in n fork of Pacoima Creek canyon, Angeles National Forest); Angeles National Forest 1158 Comment
  RSA640323  Antirrhinum coulterianum Louis C. Wheeler 1931-6-21 s.n. Los Angeles Base of San Gabriel Mountains: Live Oak Canyon. Comment
  UCR209053  Antirrhinum nuttallianum Dan S. Cooper 2009-4-29 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  CATA491  Antirrhinum nuttallianum subsp. subsessile Sara L. Crockett 1997-4-1 633 Los Angeles Santa Catalina Island: 0.3 mile WNW on Two Harbors Road from jct. with upper road leading into Little Harbor CG; moist pockets adjacent to old road leading to power poles on N side of road 45 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
  RSA634224  Aquilegia formosa Robert F. Thorne, M. Z. Thorne 1969-7-10 38364 Los Angeles San Gabriel Mts., Angeles National Forest: Upper end of Vincent's Gulch just below parking lot at Vincent's Gap 1997 Comment
  UCR205098  Arabis glabra R. G. Swinney 2008-4-11 8660 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA0126430  Arabis glabra var. glabra R. F. Thorne, M. Z. Thorne 1967-6-25 37106 Los Angeles Evey Canyon 883 Comment
  UCR149897  Arabis pulchra R. G. Swinney 1999-6-18 7309 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  RSA0128663  Arabis repanda R. G. Swinney 1998-7-14 6444 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top montane coniferous forest. 2247 Comment
  RSA0128662  Arabis repanda var. repanda F. W. Peirson 1919-6-14 507 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  UC848838  Arceuthobium campylopodum Louis C. Wheeler 1932-8-2 1115 Los Angeles Pine Flat San Gabriel Mtns, North Fork San Gabriel River 1737 Comment
  RSA177892  Arctostaphylos catalinae R. F. Thorne, Percy C. Everett 1965-5-11 34668 Los Angeles near road to Hay Press; Santa Catalina Island. 457 Comment
  RSA3563  Arctostaphylos catalinae C. B. Wolf 1932-5-13 3626 Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus 365 Comment
  RSA626739  Arctostaphylos glandulosa Tim Ross 1992-7-10 6642 Los Angeles Big Tujunga Canyon, 310 m east of where Coldwater Canyon meets Big Tujunga Creek. Just south of creek, east side of the road to Colby Ranch. 973 Comment
  RSA626765  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20335 Los Angeles Road to Mt. Gleason, 5 km west of Mill Creek Summit. 1670 Comment
  SEINET11993685  Arctostaphylos glandulosa W. Knight, Knight, I. 1986-1 6003 Los Angeles 1.3 mi below Clear Creek Campground in San Gabriel Mts. en route to La Canada Flintridge Comment
  SEINET12524573 Image available Arctostaphylos glandulosa M. F. Buell, Helen F. Buell 1961-1 s.n. Los Angeles Saddle peak, Santa Monica mts. 671 Comment
  RSA626783  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley, Allen Massihi 1992-8-20 20210 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  CAS-BOT-BC23241  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1901-4-13 1520 Los Angeles Wilson's Peak 1219 Comment
  UC1120307  Arctostaphylos glandulosa subsp. zacaensis R. St. John 1933-3-6 345 Los Angeles Dry Canyon Calabasas Quadrangle Comment
  RSA602768  Arctostaphylos glauca L. C. Wheeler 1972-12-27 12803 Los Angeles San Gabriel Mountains: Between Laurel Gulch & Coldwater Canyon. 1341 Comment
  RSA631470  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15712 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631529  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15994 Los Angeles Hughes Lake Road, south of Cottonwood Campground. 800 Comment
  RSA631582  Arctostaphylos glauca Jon E. Keeley 1993-11-20 25175 Los Angeles Tuna Canyon Road and Reigate Road. 700 Comment
  RSA631585  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15936 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631667  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15854 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631681  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15690 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  SFV17281  Arctostaphylos glauca P. M. Schiffman, J. A. Matos 1997-1-2 s. n. Los Angeles San Gabriel Mountains Along the Old Ridge Route just east of Interstate Highway 15. 15.8 miles north of Castaic Lake. 500 Comment
Read comments
Jan 6 2015
  UCR104746  Arctostaphylos glauca David Charlton 1989-4-30 2977 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway, approximately 10 miles north of the southern boundary of the Angeles National Forest, c. 1 mi. (airline) NW of Switzer Camp. 1159 Comment
  POM50326  Arctostaphylos glauca var. glauca Fordyce Grinnell Jr. 1903-12-22 32 Los Angeles Arroyo Seco Canyon Comment
  CAS-BOT-BC46736  Arctostaphylos parryana Gary D. Wallace 1975-1-19 1390 Los Angeles Angeles Nat. For., w. of Vincent Gap along Hwy. 2.5 mi. e. of Lodgepole Picnic Grnd. 2225 Comment
  RSA634710  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15042 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634879  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20438 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA522335  Arctostaphylos patula T. S. Ross 1990-7-10 4027 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA635237  Arctostaphylos patula Jon E. Keeley 1992-10-15 22075 Los Angeles Crystal Lake Cpgrd., San Gabriel Mtns. 1850 Comment
  UCR223701  Arctostaphylos patula R. G. Swinney 2009-6-24 11247 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA423537  Arenaria Albert J. Perkins s.n. Los Angeles Crystal Lake. 2896 Comment
  UCR205928  Arenaria douglasii R. G. Swinney 2008-5-5 8774 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  RSA522444  Arenaria macradenia var. arcuifolia Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4061 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  OBI78705  Argemone munita Jill M. Bushakra, John Bushakra 2001-6-2 117 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
Read comments
Mar 23 2015
  UCR68910  Aristida adscensionis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4193 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  CAS-BOT-BC137516  Aristida purpurea var. purpurea Louis C. Wheeler 1934-4-15 2525 Los Angeles San Gabriel Mountains. Liveoak Canyon. 487 Comment
  CHSC19541  Artemisia californica Arlene Dunson 1974-7-22 Los Angeles E of residential section on Gold Hill in Monrovia. Comment
  RSA417234  Artemisia californica George R. Johnston 1934-5-20 18972 Los Angeles Descanso Canon, Santa Catalina Island. Comment
  RSA535313  Artemisia californica Timothy S. Ross 1991-5-20 5368 Los Angeles San Clemente Island; north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  UCR259262  Artemisia douglasiana R. G. Swinney 2010-9-9 13737 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
  LA32899  Artemisia dracunculus Peter H. Raven; Henry J. Thompson 1959-10-18 14680 Los Angeles Santa Monica Mountains, along Decker Road, 1.8 mi S of Mulholland Hwy 487 Comment
  RSA0084865  Artemisia dracunculus R. G. Swinney 2010-8-30 13640 Los Angeles Big Santa Anita Canyon bottom, 0.1 miles south of confluence with Winter Creek. 537 Comment
  RSA729581  Artemisia dracunculus R. G. Swinney 1999-4-5 7061 Los Angeles San Gabriel Mtns./Mojave Desert: lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  UCR259560  Artemisia dracunculus R. G. Swinney 2010-9-7 13691 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  SFV12564  Artemisia tridentata subsp. parishii M. H. Grayum, D. L. Koutnik 1977-11-25 889 Los Angeles San Gabriel Mountains Vicinity of Vasquez Rocks, near Agua Dulce. 671 Comment
  UC1119414  Artemisia tridentata subsp. parishii H. A. Jensen 1933-4-30 291 Los Angeles Lancaster Elizabeth Lake Quadrangle Comment
  RSA385369  Arundo donax Robert Gustafson 1981-4-14 2184 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA729685  Arundo donax R. G. Swinney 1999-4-5 7067 Los Angeles lower Boulder Canyon Wash, 0.2 mi. south of Ft. Tejon Rd. (Ave. Y) on 217th St. East. Dry wash on roadside; Joshua tree and juniper woodland. 1183 Comment
  POM127911  Asclepias fascicularis George B. Grant 1904-7-8 63 -6319 Los Angeles Cienega Comment
  RSA401243  Asclepias fascicularis F. R. Fosberg 1930-6-26 S- 3022 Los Angeles Lower Ballona Creek. 10 Comment
  SD69577  Asclepias fascicularis Robert F. Thorne 1966-9-15 36678 Los Angeles Santa Catalina Island, small marsh above Parson's Landing. 74 Comment
  UCR125271  Asclepias fascicularis A. C. Sanders, Mark Elvin 2002-6-18 25118 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCR272555  Asclepias fascicularis R. G. Swinney 2011-10-27 15900 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
  RSA191635  Asclepias fascicularis R. F. Thorne, M. Z. Thorne 1966-8-29 36588 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: below fountain near lodge, N end Crystal Lake at upper end of canyon of N Fork of San Gabriel River 1676 Comment
  UCSB4936  Asclepias fascicularis Wedberg, H. 1958-7-15 Los Angeles On Mulholland Hwy. about 2 mi. west of Beverly Glen, Santa Monica Mtns. Comment
  CAS-BOT-BC354309  Asparagus aethiopicus R. E. Riefner, Jr. 2010-5-31 10 -40 Los Angeles Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, E of Vermont Ave. and N of West Anaheim St.; elev. below sea level 2 Comment
  RSA417662  Aster greatae L. C. Wheeler 1933-9-10 2107 Los Angeles Santa Anita Canyon at W Fork 595 Comment
  UCR146506  Aster greatae Scott D. White 2004-8-23 10743 Los Angeles San Gabriel Mountains, S of Upper Big Tujunga Canyon Rd., c. 3 air mi NW of jct. with Angeles Crest Hwy; Chilao Flat 1006 Comment
  UCR275491  Aster greatae D. E. Bramlet 2011-8-26 4943 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near Big Tujunga Reservoir 662 Comment
  RSA599465  Astragalus didymocarpus var. didymocarpus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9484 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  SBBG20914  Astragalus filipes E. C. Twisselmann 1964-6-10 9624 Los Angeles Old Hwy 99, 0.5 mi NW of Gorman 1188 Comment
  UCR282223  Astragalus gambelianus Dan S. Cooper 2016-4-6 416- 16 Los Angeles San Gabriel Valley, Bonelli Park, San Dimas 319 Comment
  RSA612285  Astragalus gambelianus L. C. Wheeler 1934-5-14 2589 Los Angeles Mouth San Dimas Canyon, San Gabriel Mountains. 442 Comment
  SD121758  Astragalus gilmanii Ralph Hoffman 1931-6-21 Los Angeles Mount Baldy, rocky slope Comment
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Jan 5 2012
  UCR6006  Astragalus leucolobus Steve Stadler 1966-4-17 41766- 61 Los Angeles San Gabriel Mountains, 1.5 miles west of Big Pines Junction on Big Pines to Palmdale Road [= Big Pines Hwy] 1829 Comment
  SEINET945174  Astragalus leucopsis W. G. Spaulding 1978-1 788- 4 -3 Los Angeles Palos Verdes Peninsula, on abandoned agricultural fields. On hill exposed to the ocean. 244 Comment
  SDSU19658  Astragalus miguelensis Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas 2000-7-19 2186 Los Angeles San Clemente Island, ca. 0.1 mile southwest from the end of road that runs south from Eel Point. 27 Comment
  UCR204195  Astragalus miguelensis Mark A. Elvin, Orlando Mistretta 1996-3-22 114 Los Angeles Channel Islands, San Clemente Island Comment
  SBBG132303  Astragalus miguelensis S. A. Junak 1995-1-6 SCI- 247 Los Angeles just inland from cove by "Flasher" 15 Comment
  RSA598528  Astragalus nevinii J. P. Rebman, Jonathan Dunn 1996-4-29 3113 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island. 15 Comment
  UCR146330  Astragalus trichopodus subsp. antisellii James Henrickson 1985-3-30 19794 Los Angeles Western Transverse Range, Santa Susana Mtns, c. 2 mi N of Newhall, South Fork of the Santa Clara River near crossing of Saugus Road 306 Comment
  CAS-BOT-BC194046  Astragalus trichopodus var. lonchus Carl B. Wolf 1941-6-24 10889 Los Angeles Little Harbor, Santa Catalina Island 45 Comment
  RSA188219  Astragalus trichopodus var. lonchus R. F. Thorne, Percy C. Everett 1965-6-23 34979 Los Angeles Santa Catalina Island: dry roadside at Hay Press Reservoir. 412 Comment
  RSA90708  Astragalus trichopodus var. lonchus F. W. Peirson 1921-2-26 586 Los Angeles Foot of Topanga Canyon, Santa Monica Mtns. Comment
  UC401443  Astragalus trichopodus var. lonchus H. M. Hall 1902-5-2 3058 Los Angeles Antelope Valley Antelope Valley (S. Calif) Comment
  CAS-BOT-BC199085  Astragalus trichopodus var. phoxus Louis C. Wheeler 1931-11-11 345 Los Angeles Garapito Creek, Santa Monica Mts. 518 Comment
  LA200443  Astragalus trichopodus var. phoxus Louis Wheeler; 1931-11-11 345 B Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA602271  Astragalus trichopodus var. phoxus L. C. Wheeler 1952-3-30 6847 Los Angeles San Gabriel Mountains. Little Tujunga, near Limerock Canyon. 472 Comment
  CAS-BOT-BC17509  Athysanus pusillus Timothy S. Ross 1995-4-26 8400 Los Angeles Liebre Mountains. Head of Liebre Gulch drainage along Forest Service Road 8N05 between Sandberg and Bald Mountain. 1208 Comment
  RSA611657  Athysanus pusillus Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10087 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 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
  LA30868  Atriplex californica Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 c 160 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA139591  Atriplex californica Anonymous 1958-9-15 6840 Los Angeles San Clemente Island. Above Wilson Cove. 50 Comment
  UCR13463  Atriplex californica 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
  RSA599744  Atriplex canescens subsp. canescens L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Kentucky Springs. 1082 Comment
  SBBG65345  Atriplex confertifolia R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  UC221402  Atriplex confertifolia H. M. Hall 1922-12-6 11842 Los Angeles Oban to Lancaster (Antelope Valley); , Oban to Lancaster Comment
  UCR205521  Atriplex glauca A. C. Sanders, T. B. Salvato 2009-5-19 36812 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  POM213071  Atriplex johnstonii C. B. Wolf 1930-12-23 5740 Los Angeles Sun sandy soil of coastal bluffs at Playa del Rey. Upper Sonoran Zone 10m. W. of Vista del Mar St. & 2.5 m. so. of no. curb of Freeman St. 30 Comment
  POM278744  Atriplex lentiformis subsp. breweri Grant D. Brown 1950-11-24 573 Los Angeles Escondito Creek, 5 miles W. of Malibu. Comment
  UC110325  Atriplex lentiformis subsp. lentiformis T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UC431540 Image available Atriplex lentiformis subsp. lentiformis W. H. Brewer Dec 1863 75 Los Angeles Santa Monica Comment
  LA200359  Atriplex leucophylla Jonathan Sauer; R. O. Baker 1973-5-18 5482 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  LA82480  Atriplex leucophylla O. H. Kappler; 1944-5-28 634 Los Angeles Santa Monica Mountains, Zuma Beach 7 Comment
  POM312483  Atriplex leucophylla Malcolm A. Nobs, S. Galen Smith 1948-9-8 645 Los Angeles Mouth of creek, Just west of Malibu Comment
  RSA124914  Atriplex phyllostegia A. G. O Berg 1956-3-28 72 Los Angeles 4 miles S of Kerman, 2 miles W of Madera Road along apron of American R in alkali sink community. Comment
  SEINET7063589  Atriplex polycarpa A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Route 138. UTM Zone 11, 412011mE, 3820416mN. (WGS84/NAD83). 898 Comment
  LA105584  Atriplex semibaccata Barry A. Prigge; 1989-5-10 8709 Los Angeles Santa Monica Mountains, Point Dume, above Dume Cove 45 Comment
  LA31605  Atriplex serenana var. serenana Peter H. Raven; Henry J. Thompson, Henry J. Thompson 1959-10-14 14619 Los Angeles Santa Monica Mountains, Malibu Junction 266 Comment
  SBBG132302  Atriplex watsonii S. A. Junak 1995-1-6 SCI- 246 Los Angeles W side of island, cove by "Flasher", near S end of dunes 12 Comment
  RSA226177  Avena barbata Gary D. Cromwell, David W. Wheat 1971-4-30 610 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  POM115201  Avena fatua S. M. Tracy 1887-7-5 s.n. Los Angeles Los Angeles. Comment
  RSA12182  Avena fatua C. B. Wolf 1934-4-11 5634 Los Angeles Bryant Ranch, E of Long Beach, in 1.48 acre tract at 7th and Hathaway. 23 Comment
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Jul 22 2014
  UC37424  Avena fatua J. Burtt Davy May 9 1896-May 24 1896 2496 Los Angeles near Manzana; Antelope Valley 1219 Comment
  LA105576  Avena fatua Barry A. Prigge; 1989-5-10 8698 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, above Dume Cove. 38 Comment
  LA210748  Avena sativa Arthur C. Gibson; 2005-3-30 5239 Los Angeles SANTA MONICA MOUNTAINS, 15 m on north side from road of Mulholland Drive near milepost 23. Comment
  RSA0106817  Azolla Steven A. Junak 1999-7-16 SCa- 1054 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach. 24 Comment
  IRVC9026  Baccharis glutinosa P. W. Rundel 1965-2-6 1528 Los Angeles Palmer Canyon; just north of Padua Hills, west slope. San Gabriel Mountains 610 Comment
  SBBG31113  Baccharis glutinosa R. F. Thorne 1966-4-29 36269 a Los Angeles Middle Ranch Cyn below turnoff to Ben Weston Beach 60 Comment
  JEPS30653  Baccharis pilularis Peter H. Raven and Henry J. Thompson 1959-9-6 14362 Los Angeles mouth of Malibu Creek; Santa Monica Mountains 3 Comment
  LA200169  Baccharis pilularis Jonathan Sauer; R. Minnich 1972-4-5 5032 Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  SFV12662  Baccharis pilularis M. H. Grayum, D. L. Koutnik 1977-11-25 897 Los Angeles San Gabriel Mountains Roadfill along Placerita Canyon Road. 572 Comment
  POM294581  Baccharis salicifolia Lyman Benson 1945-12-10 11977 Los Angeles Divide between Little Dalton canyon and San Gabriel River 670 Comment
  POM350349  Baccharis salicifolia F. R. Fosberg 1931-5-7 4829 Los Angeles Cottonwood Canyon, Santa Catalina Island 200 Comment
  SFV22008  Baccharis salicifolia V. Soza, L. Gross, R. Kopelov 2000-3-30 669 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. South-facing canyon. 518 Comment
  POM97144  Baccharis salicifolia Philip A. Munz 1925-4-23 9426 Los Angeles San Gabriel Canyon Comment
  SFV1083  Bassia hyssopifolia R. L. Armacost 1959-6-3 1165 Los Angeles Santa Monica Mountains Mulholland Drive. Comment
  RSA720153  Berberis nevinii LeRoy Gross 2007-4-6 2630 Los Angeles Southern front of the range: Wildwood Canyon. Area where the road drains into a debris dam, and parking area for one of the trails that climb to the crest of the range. 499 Comment
  SBBG26691  Berberis nevinii C. B. Wolf 1927-7-27 682 Los Angeles 0.5 mi S of San Fernando, 2 blocks E of San Fernando Blvd Comment
  SBBG128556  Beta vulgaris M. L. Hoefs, D. R. Hoefs, J. Hernandez 1995-6-15 2263 Los Angeles Cottonwood Cyn 33 Comment
  CAS-BOT-BC101987  Bidens pilosa P. A. Munz 1918-5-19 2260 Los Angeles Claremont Comment
  RSA157742  Bituminaria bituminosa Wesley O. Griesel 1961-4-11 s.n. Los Angeles Millard Canyon 610 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
  UCR271891  Blitum californicum R. G. Swinney 2010-4-28 12405 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA226248  Bloomeria crocea Gary D. Cromwell, D. W. Wheat 1971-5-14 664 Los Angeles On southeast-facing slope to west of canyon mouth, about 1350 feet. Mystic Canyon, Angeles National Forest, San Gabriel Mtns., 2 miles NE of Glendora, CA. 412 Comment
  RSA616265  Bloomeria crocea Scott D. White, P. DeVries 1998-5-15 6494 Los Angeles Liebre Mountains. Soledad Canyon Area: proposed quarry N of Soledad Canyon Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 579 Comment
  SEINET10866702  Bloomeria crocea Ira W. Clokey Clokey 4543 Los Angeles Grassy ridge, Mandeville Canyon, Santa Monica Mountains 500 Comment
  UCD139097  Bloomeria crocea Kathy Tajbakhsh 1996-4-13 2 Los Angeles Santa Catalina Island: Fisherman's bay, outside the gates of the USC Marine Research Station. Comment
  RSA0048624  Bloomeria crocea var. aurea Jack Pepper 1950-5-28 s.n. Los Angeles Santa Susana. Comment
  UCR16046  Bloomeria crocea var. crocea Loretta Bates 1978-5-28 s.n. Los Angeles Davenport Rd., just east of the upper junction with Hubbard Rd., west of Acton 963 Comment
  CAS-BOT-BC482080  Bloomeria crocea var. montana W. R. Dudley; F. H. Lamb 1896-6-8 4405 Los Angeles Near Sprague's; Liebre Mountains; Southern California Comment
  RSA482644  Boechera arcuata Robert Gustafson 1973-5-17 s.n. Los Angeles 3 mi southwest of the Mt. Wilson turnoff on Angeles Crest Highway 1585 Comment
Read comments
Feb 15 2016
  CAS-BOT-BC25679  Boechera sparsiflora I. M. Johnston 1918-5-12 1952 Los Angeles San Antonio Mountains. Upper San Antonio Canyon. 1524 Comment
  CHSC25943  Boschniakia strobilacea James Henrickson 1971-7-3 5648 Los Angeles 12 air mi. N. of Upland, 1/2 mi. NW of top of ski lift along Devils Backbone Ridge. Comment
  CDA1756  Bothriochloa barbinodis T. C. Fuller 1966-9-27 15214 Los Angeles Opposite 20852 Pacific Coast Hwy, Hwy 101, Malibu. 0 Comment
  RSA725908  Bothriochloa barbinodis Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 428 Los Angeles Santa Catalina Island. Above Cherry Cove W of Lion Head Pt. 61 Comment
  SBBG17974  Bothriochloa barbinodis E. R. Blakley 1963-4-9 5566 Los Angeles above Pebbly Beach along Terrace Drive 106 Comment
  SBBG96535  Bothriochloa barbinodis M. C. Carroll 1990-9-29 3005 Los Angeles NW of Sullivan's Beach 60 Comment
  POM19218  Bowlesia incana P. A. Munz 1923-4-9 6643 Los Angeles San Clemente Island. Comment
  RSA526063  Bowlesia incana Steve Boyd, Tim Ross, L. Arnseth 1990-4-6 4162 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  POM294190  Boykinia rotundifolia Lyman Benson 1954-6-27 15301 Los Angeles Little Dalton Canyon, above Glendora 426 Comment
  UCR220231  Brassica geniculata R. G. Swinney 2009-4-13 10323 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UCR199917  Brassica juncea Scott D. White, Justin Wood 2008-3-27 11787 Los Angeles San Gabriel Mountains Foothills, city of Glendora at Brodiaea filifolia location at the end of No. Loraine Ave. 473 Comment
  UCR150945  Brassica kaber D. E. Bramlet 1999-5-21 2786 Los Angeles Puente Hills: 427 m NW of the 57/60 freeway and 762 m N of Grand Avenue, 122 m SW of Beaverhead Drive in Diamond Bar 253 Comment
  UCR108420  Brassica nigra L. C. Wheeler 1973-7-2 s.n. Los Angeles San Gabriel Mtns., Intersection of Sunset Springs Road and Ebey Canyon Road, Ebey Canyon c. 3/8 mi south of Fascination Spring 579 Comment
  UCR126826  Brassica nigra A. C. Sanders 2003-6-19 26976 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 366 Comment
  SEINET4565796 Image available Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles Transverse Ranges, Verdugo Mountains; northwest tip of the Verdugo Range, just east of Hansen Dam, west side of Wentworth Street, north of Stonehurst Avenue 305 Comment
  UCR124484  Brassica rapa B. C. Templeton 1932-7-20 5050 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCSB2249  Brassica rapa Philbrick, Ralph 1958-3-1 Los Angeles South of La Verne; Puddingstone Dam; San Jose Mts. Comment
  CAS-BOT-BC100400  Brickellia californica Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  CATA3419  Brickellia californica Ben Dion, Morgan Fleming 2017-4-16 018 Los Angeles Santa Catalina Island: Rattlesnake WMU, past Hamilton Cove near Frog Rock on cliff above beach 20 Comment
  POM199568  Brickellia californica Joseph Grinnell 1903-11-14 s.n. Los Angeles Arroyo Seco, Pasadena. Comment
  UCR100434  Brickellia californica Scott D. White, Pam DeVries 1997-11-25 6027 Los Angeles San Gabriel Mtns., San Gabriel River Canyon, north of Azusa; parallel to Hwy 39; along dirt access road to gauging station below Morris Dam. 259 Comment
  UCR202930  Brickellia californica R. G. Swinney 2001-8-18 8068 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  CAS-BOT-BC106132  Brickellia nevinii Ernest Braunton 1901-5-12 s.n. Los Angeles Foothills Sherman Comment
  RSA636095  Brickellia nevinii L. C. Wheeler 1953-9-12 7051 Los Angeles San Gabriel Mountains: South fork Big Rock Creek, near mouth. Comment
  UC1119093  Brickellia nevinii J. Horton 1936-10-21 418 Los Angeles Wolfskill Falls, Pomona Pomona, Wolfskill Falls 670 Comment
  RSA0097777  Bromus R. G. Swinney 2011-7-8 15491 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA669628  Bromus arizonicus LeRoy Gross 2002-4-13 525 Los Angeles At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  SEINET901457  Bromus arizonicus Andrew C. Sanders 1988-1 7692 Los Angeles Ed Segundo Dunes, W. of L.A. International Airport, between Pershing Dr. and Vista Del Mar Blvd. 5 Comment
  UCR65256  Bromus carinatus F. R. Fosberg 1931-4-14 S- 04608 Los Angeles Channel Islands, Santa Catalina Island, Eagles Nest, Middle Ranch Canyon 180 Comment
  RSA586061  Bromus carinatus var. carinatus Orlando Mistretta 1995-6-21 1823 Los Angeles San Gabriel Mountains: Emma section, lower Little Rock Creek drainage. Along road near Guard Station. 960 Comment
  UC1595279  Bromus carinatus var. carinatus Tim Ross 1992-5-17 6385 Los Angeles about 145 m sse of mouth of Shoemaker Canyon (e fork of San Gabriel River); San Gabriel Mountains, San Gabriel River Comment
  POM364002  Bromus catharticus Anstruther Davidson 1917-07 3258 Los Angeles Los Angeles Comment
  UCD58407  Bromus catharticus Daryl Koutnik 1978-4-28 s.n. Los Angeles 6922 Hesperia Avenue, Reseda. 213 Comment
  POM364005  Bromus catharticus S. F. Patton 1914-4-5 s.n. Los Angeles Los Angeles. Comment
  HSC65801  Bromus diandrus R. F. Thorne 1971-4-23 41473 Los Angeles Angeles National Forest, NE of Chantry Flats along Santa Anita Creek 549 Comment
  UCD58581  Bromus diandrus Robert D. Clarke 1979-4-15 s.n. Los Angeles Central Los Angeles. Comment
  RSA91369  Bromus diandrus F. W. Peirson 1918-04 1559 Los Angeles Altadena. Comment
  CLARK-A1528-4536  Bromus grandis John C. Roos 1942-5-23 1060 Los Angeles Santa Anita Canyon Comment
  RSA600086  Bromus grandis Steve Boyd, Lauren Raz 1997-5-20 9799 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
  UC1714486  Bromus grandis I. M. Johnston 1917-7-28 1407 Los Angeles San Antonio Mountains, San Antonio Canyon San Antonio Canyon; San Antonio Mountains, San Antonio Canyon 2438 Comment
  UC519878  Bromus madritensis subsp. rubens Carl Epling April, 1931 Los Angeles Santa Monica Mountains, Los Alisos Canyon Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  CAS-BOT-BC177170  Bromus rubens Timothy S. Ross; Steve Boyd 1994-5-4 7634 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
  POM21192  Bromus rubens P. A. Munz 1923-4-10 6711 Los Angeles San Clemente Island, middle of island Comment
  POM363934  Bromus rubens Howard Mullins 1931-3-20 s.n. Los Angeles Los Angeles. Comment
  RSA151304  Bromus rubens P. H. Raven 1962-4-9 17146 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  SBBG13319  Bromus rubens M. A. Piehl 1962-6-9 62368 Los Angeles Thirst 597 Comment
  UCR217307  Bromus rubens R. G. Swinney 2009-3-10 10079 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  CHSC35832  Bromus tectorum James Henrickson 1979-5-18 18113 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; flats S of creek. 402 Comment
  UCR259407  Bromus tectorum R. G. Swinney 2010-9-9 13741 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
  UCR94666  Bromus trinii A. C. Sanders, E. J. Lott 1993-5-6 13958 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  SBBG128416  Caesalpinia spinosa M. L. Hoefs, R. F. Thorne 1995-7-26 2465 Los Angeles Middle Cyn, along rd, above Eagle's Nest Lodge 146 Comment
  SDSU2465  Cakile edentula Gerald Collier 1951-4-7 M 193 Los Angeles About 100 yards from shore. Comment
  SFV1424  Cakile maritima L. Imamura 1958-7-20 s. n. Los Angeles Along beach about 1 mile north of Malibu pier. 3 Comment
  RSA466525  Calandrinia breweri I. W. Clokey 1929-03 4524 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA653686  Calandrinia breweri Valerie L. Soza, Laura Moore 2000-5-10 870 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 518 Comment
  CAS-BOT-BC438409  Calandrinia ciliata Dr. Barton W. Evermann 1918-3-1 s.n. Los Angeles Santa Barbara Isl. Comment
  SEINET3860414  Calandrinia ciliata R. G. Swinney 2009-3-19 10150 Los Angeles San Gabriel Mtns. Foothills: Azusa, 0.7 mi. north of Sierra Madre Ave. on north of San Gabriel River channel, ca 100 m north of Hwy 39.; 0 230 Comment
  UCR188888  Calandrinia ciliata R. G. Swinney 1990-3-23 1537 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  RSA65437  Calandrinia ciliata F. W. Peirson 1919-3-30 356 Los Angeles Tujunga Canyon, west end of San Gabriel Mts. Comment
  SBBG118600  Calandrinia menziesii J. Henrickson 1985-3-30 19760 Los Angeles ca. 3 air mi NNW of Newhall in North Hills, just N of Santa Clara River, just E of San Francisquito Crk 370 Comment
  RSA607017  Calochortus albus Leota Brice 1880-4-28 s.n. Los Angeles San Fernando Comment
  RSA377304  Calochortus catalinae Louis C. Wheeler 1934-4-6 2507 Los Angeles San Dimas Canyon, San Gabriel Mountains. 442 Comment
  SFV21047  Calochortus clavatus var. gracilis L. Gross, V. Soza 2001-6-6 435 Los Angeles Verdugo Mountains North side of mountains. Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) from the crest, on north-facing slope. 488 Comment
  POM1711  Calochortus invenustus I. M. Johnston 1917-7-4 1379 Los Angeles Bear Flat Trail to Baldy Comment
  RSA0025174  Calochortus invenustus Jane Tirrell 2012-6-27 LS 0086 Los Angeles North-facing slope of small open crest above Pacific Crest Trail, approximately 0.6 miles east of Windy Gap. 2517 Comment
  CAS-BOT-BC483413  Calochortus invenustus John Thomas Howell 1947-7-18 23414 Los Angeles Blue Ridge, San Gabriel Mountains 2590 Comment
  RSA0000316  Calochortus lanternus Robert Kessler 1924-06 s.n. Los Angeles Fish Creek Canyon, San Gabriel Mts. Comment
  RSA565756  Calochortus plummerae Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles San Gabriel Mountains: Arroyo Seco Canyon; above the debris dam and below Oakwilde Picnic Area along the Gabrielino Trail Comment
  UCD77255  Calochortus striatus Robert E. Preston 1998-6-19 1148 Los Angeles Lancaster, ca. 0.1 mi N of Avenue G, between railroad tracks and utility right-of-way. 705 Comment
  RSA563510  Calochortus weedii var. intermedius Timothy S. Ross, Annette H. Ross 1991-6-3 5525 -A Los Angeles Elephant Hill: northernmost point of the Puente Hills complex. 296 Comment
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May 29 2015
  UCR119333  Calyptridium monandrum B. G. Pitzer 1998-5-12 3686 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  UCR203195  Calyptridium monandrum R. G. Swinney 2005-5-21 8254 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  UCR272541  Calyptridium monandrum R. G. Swinney 2011-6-7 15025 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  UCR272946  Calyptridium monospermum R. G. Swinney 2011-8-5 15604 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  SBBG58112  Calystegia R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  SBBG58095  Calystegia macrostegia R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  SD66870  Calystegia macrostegia R. Mitchel Beauchamp 1967-3-18 317 Los Angeles San Clemente Island; in field west of Wilson Cove. Comment
  UCR162590  Calystegia macrostegia Anuja Parikh, Nathan Gale 2004-7-12 2085 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 22), ridges south of upper Potrero Canyon 427 Comment
  UCR209047  Calystegia macrostegia Dan S. Cooper 2009-3-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  UC1587219  Calystegia macrostegia subsp. amplissima Tim Ross 1991-5-20 5351 Los Angeles San Clemente Island un-named knoll ca 5500 ft s Wilson Cove Settlement (nw of the 750' BM); San Clemente Island, s of Wilson Cove Settlement 185 Comment
  POM66007  Calystegia macrostegia subsp. arida C. F. Baker 1904-05 4716 Los Angeles Hills near Claremont Comment
  LA94888  Calystegia macrostegia subsp. cyclostegia K. Larson; J. Neel 1950-4-29 2. 2 Los Angeles Highway No. 6, 21 miles east of intersection with Highway No. 99 Comment
  SD252322  Calystegia macrostegia subsp. cyclostegia Steven A. Junak 1999-4-23 Sca 856 Los Angeles Santa Catalina Island: S side of island, W facing ridgetop, below Triangulation Point granite. 341 Comment
  LA50061  Calystegia macrostegia subsp. intermedia H. L.; 1939-9-23 1001 Los Angeles Santa Monica Mountains, Campus U.C.L.A 60 Comment
  UC1211116  Calystegia macrostegia subsp. intermedia Huron H. Smith 1912-6-5 5079 Los Angeles Santa Catalina Isl. , to Summit (to Summit) 243 Comment
  RSA574329  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1994-6-20 2955 Los Angeles South Fork Lytle Creek 1000 Comment
  SBBG119980  Calystegia peirsonii A. C. Sanders, M. Elvin 2003-4-14 25967 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch, hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River 351 Comment
  UCR126760  Calystegia peirsonii A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26128 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
  SBBG19047  Calystegia purpurata D. Emery 1947-4-5 Los Angeles Griffith Park Comment
  RSA530923  Camelina microcarpa Rochnell 1920-05 s.n. Los Angeles Glendale. Comment
  UCR124743  Camissonia B. C. Templeton, I. W. Clokey 1930-4-2 4410 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  RSA465655  Camissonia bistorta Anstruther Davidson 1905-5-1 s.n. Los Angeles Hollywood Comment
  CDA37643  Camissonia bistorta Phillipson 1915-5-28 Los Angeles Monrovia. Comment
  RSA465984  Camissonia boothii subsp. decorticans Anstruther Davidson 1906-6-6 1605 Los Angeles Big Rock Creek. Comment
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Jan 6 2007
  SEINET13203124 Image available Camissonia californica R. G. Swinney 2010-1 12484 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. (San Fernando 7.5' Q.) (T3N R15W S20) 488 Comment
  RSA511318  Camissonia campestris subsp. campestris L. F. LaPre 1988-5-13 s.n. Los Angeles Lake Hughes, 16 miles (airline) W of Lancaster in the San Andreas Rift. 1037 Comment
  RSA517848  Camissonia campestris subsp. campestris Steve Boyd 1986-3-30 1496 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA567170  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3908 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
  RSA569932  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4840 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA587244  Camissonia campestris subsp. campestris Orlando Mistretta 1994-5-11 1180 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground. 1372 Comment
  UCR3976  Camissonia cheiranthifolia subsp. cheiranthifolia Art Whistler 1965-4-13 s.n. Los Angeles Malibu Beach about 100 yds west of where Malibu Creek meets the ocean, in Malibu 3 Comment
  RSA454039  Camissonia cheiranthifolia subsp. suffruticosa T. S. Clare 1929-2-15 s.n. Los Angeles El Segundo. Comment
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Feb 25 2017
  UCR185599  Camissonia graciliflora A. C. Sanders 2007-4-25 33584 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  UCR186994  Camissonia graciliflora A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31961 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  UCR50992  Camissonia graciliflora A. C. Sanders, E. J. Lawlor 1988-4-3 7759 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  IRVC29112  Camissonia hirtella A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26136 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA747773  Camissonia hirtella Scott D. White, Justin M. Wood 2009-5-6 12671 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UCR100607  Camissonia hirtella B. G. Pitzer 1996-5-5 2855 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR152899  Camissonia hirtella A. C. Sanders, Helen Kennedy 2005-4-13 29409 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA229023  Camissonia hirtella Robert F. Thorne, C. W. Tilforth 1971-6-30 40785 Los Angeles San Gabriel Mountains. 1555 Comment
  RSA454083  Camissonia lewisii Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. 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
  UCR65192  Camissonia micrantha F. R. Fosberg 1931-3-20 S- 04315 Los Angeles Santa Catalina Island, Mouth of Hamilton Canyon 2 Comment
  RSA718289  Camissonia strigulosa R. G. Swinney, Dave Larson 1996-7-17 5126 Los Angeles San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  POM3174  Camissonia strigulosa L. R. Abrams 1903-4-10 3237 Los Angeles Grassy hills, near Inglewood Comment
  RSA0110927  Camissoniopsis R. G. Swinney 2011-6-7 15076 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  LA46700  Camissoniopsis bistorta H. L. Wedberg; 1957-3-24 sn Los Angeles Comment
  UC73305  Camissoniopsis cheiranthifolia subsp. suffruticosa Pupils of Los Angeles High School May, 1903 Los Angeles near Ocean Park; Santa Monica Comment
  SFV16881  Camissoniopsis intermedia J. N. Hogue, B. Houck, B. Kanno 1997-6-18 84 .5 Los Angeles San Gabriel Mountains Gleason Canyon, near Mount Gleason. Roadside. 1700 Comment
  UC1971204  Camissoniopsis micrantha Louis C. Wheeler 1947-4-20 6468 Los Angeles SAN GABRIEL MOUNTAINS: Kinneloa Canyon. Comment
  SFV2504  Camissoniopsis pallida P. G. Kilburn 1958-4-12 724 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  CHSC110740  Camissoniopsis pallida subsp. pallida Dean Wm. Taylor 2003-5-29 18596 Los Angeles Mill Creek Summit, Angeles Forest Highwy, along Angeles National Forest Road 4N18 ca 0.8 road miles south from Tie Creek Station. 1386 Comment
  UC20647  Camissoniopsis pallida subsp. pallida J. Burtt Davy May 9 1896-May 24 1896 2506 Los Angeles Manzana Antelope Valley Comment
  SDSU3390  Camissoniopsis pallida subsp. pallida H. Wedberg 1958-4-1 222 Los Angeles At northwest end of Vallecito Valley, about 13.4 miles south of Hwy 78. Comment
  RSA279036  Cannabis sativa R. F. Thorne 1971-4-23 41488 Los Angeles San Gabriel Mountains: Angeles National Forest; Chantry Flats, above Santa Anita Canyon. 640 Comment
  RSA604149  Capsella bursa-pastoris L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  UCD114161  Capsella bursa-pastoris Louis C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains, 0.4 mile southwest of Big Cienega on ridge on south side of Big Dalton Canyon near mouth. 640 Comment
  RSA249723  Cardamine californica var. integrifolia R. F. Thorne, D. Propst 1973-2-12 42483 Los Angeles Santa Catalina Island. Ironwood Gully on slopes of hill E of Isthmus above Banning House. 183 Comment
  CAS-BOT-BC37903  Cardamine oligosperma Louis C. Wheeler 1934-3-23 2464 Los Angeles San Dimas Canyon. San Gabriel Mountains. 426 Comment
  CAS-BOT-BC384774  Cardionema ramosissimum Frank W. Gould 1944-4-15 2284 Los Angeles Sepulveda Blvd. near West Railroad, Manhattan Beach vicinity Comment
  SBBG117118  Carduus pycnocephalus subsp. pycnocephalus S. A. Junak with M. L. Hoefs, R. N. Philbrick 2001-5-18 SCa 1532 Los Angeles Cottonwood Cyn, ca. 2 mi inland from mouth of cyn 97 Comment
  UCR210027  Carex R. G. Swinney 2008-7-12 9180 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Volfe Canyon 0.4 mi. north of confluence with Big Dalton Canyon 622 Comment
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Sep 12 2018
  RSA762427  Carex abrupta R. G. Swinney 2008-10-16 9625 Los Angeles Big Pine Meadow 2061 Comment
  UCR270810  Carex abrupta R. G. Swinney 2011-8-17 15626 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA629681  Carex alma Scott D. White, David E. Bramlet 1998-8-11 7044 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA764065  Carex alma R. G. Swinney 2008-8-13 9394 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  RSA778740  Carex alma Orlando Mistretta, Christine Mistretta 2010-6-1 5234 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
  SBBG59277  Carex alma R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR178887  Carex alma R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mtns., Glendora, north end of Big Dalton Dam near Big Dalton Canyon Rd. 518 Comment
  RSA587980  Carex alma Orlando Mistretta, Timothy S. Ross 1994-6-1 1292 Los Angeles San Gabriel Mountains, Santiago Canyon. Pacifico Mountain, near top of Santiago Canyon. 1929 Comment
  CAS-BOT-BC19229  Carex barbarae Ernest Braunton 1903-1-20 799 Los Angeles Oak Knoll. Comment
  SD181806  Carex bolanderi Valerie Soza, LeRoy Gross 2000-6-13 996 Los Angeles San Gabriel Mountains; Spring along Burkhart Trail from Buckhorn Flat to Cooper Canyon, ca. 0.8 mile along trail from Buckhorn Flat trailhead. 1844 Comment
  RSA656940  Carex hassei Valerie Soza, Laura Moore 2000-6-14 1011 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
  SEINET10647592  Carex hookeriana Hermann E. Hasse Hasse s.n. Los Angeles Brackish flats. Comment
  CAS-BOT-BC31096  Carex leavenworthii Wm. C. Draper 1949-5-27 s.n. Los Angeles 510 Fairview, Arcadia. Comment
  CAS-BOT-BC32088  Carex multicaulis Timothy S. Ross; Steve Boyd; Peter Fritsch 1990-6-25 3781 Los Angeles Natural depression SSW of Crystal Lake: Crystal Lake USGS 7.5' Quad. 1703 Comment
  POM1488  Carex multicaulis George B. Grant, Walter Wheeler 1904-5-17 138 Los Angeles Mt. Wilson. 1524 Comment
  RSA586454  Carex multicaulis Orlando Mistretta 1994-6-21 1380 Los Angeles San Gabriel Mountains. Santiago canyon. Drainage [northwest] of Pacifico Mountain. 1676 Comment
  CHSC118259  Carex praegracilis Peter F. Zika; Nick Otting 2010-8-4 25259 Los Angeles W and S shores of Jackson Lake, Big Pines Highway. San Gabriel Mountains. 1860 Comment
  RSA717350  Carex praegracilis Scott D. White, Pam DeVries 2006-5-9 11417 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR162295  Carex praegracilis Anuja Parikh, Nathan Gale 2004-6-22 2065 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
  CAS-BOT-BC117946  Carex schottii George Bernard Grant 1904-5-1 137 a Los Angeles Pasadena. Comment
  UC167324  Carex schottii Geo. B. Grant May 1904 137 a Los Angeles Pasadena Comment
  CAS-BOT-BC117421  Carex senta Louis C. Wheeler 1933-3-31 1557 Los Angeles Topango Canyon, Santa Monica Mts. 152 Comment
  CAS-BOT-BC117416  Carex senta George B. Grant 1904-7-23 6406 Los Angeles Mt. San Gorgonio, Vivian Creek. 2286 Comment
  SEINET7575145 Image available Carex senta Orlando Mistretta 1994-5-13 1193 Los Angeles San Gabriel Mountains Little Rock Creek Slopes E of creek opposite confluence with Kitter Canyon. Pacifico Mtn. 7.5' USGS topographic quadrangle. 1067 Comment
  CAS-BOT-BC117783  Carex specifica George B. Grant 1906-6-15 6692 Los Angeles Mt. Wilson. 1828 Comment
  CAS-BOT-BC116605  Carex subfusca Victor Duran 1933-7-21 3524 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UCR204012  Carex subfusca R. G. Swinney 2001-9-15 8133 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  SEINET13261693  Carex teneriformis R. F. Thorne 1971-8-25 41294 Los Angeles San Gabriel Mts., Angeles National Forest: at Little Jimmy Springs in yellow pine forest. 2256 Comment
  UCR115415  Castilleja R. G. Swinney 1994-7-8 2882 Los Angeles San Gabriel Mtns., Sheep Mountain Wilderness; 2.1 m SE of Junction of Rds. 3N06 and 3N39; south of road in Prairie Fork Canyon 2140 Comment
  SBBG66843  Castilleja affinis R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  LA52013  Castilleja affinis Virginia Mars; 1951-3-10 s.n. Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon Comment
  CATA1908  Castilleja affinis subsp. affinis Amy Catalano 2014-1-21 005 Los Angeles Santa Catalina Island: Skull Canyon and Middle Ranch Road junction 213 Comment
  UCR191289  Castilleja affinis subsp. affinis T. B. Salvato 2008-4-22 3304 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCR189713  Castilleja applegatei R. G. Swinney 1998-7-10 6400 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  JEPS86613  Castilleja applegatei L. R. Heckard, J. C. Hickman, M. Wolf, and S. D'Alcamo 1989-5-21 6728 Los Angeles 1.6 mi w Mt. Baldy Rd. (Glendora Ridge Rd); San Gabriel Mountains 1371 Comment
  JEPS27070  Castilleja applegatei subsp. martinii Gale Sphon 1959-6-27 384 Los Angeles Icy Springs San Gabriel Mts., Angeles National Forest, Big Rock Canyon Comment
  RSA643160  Castilleja applegatei subsp. martinii Orlando Mistretta 1995-6-23 1836 Los Angeles San Gabriel Mountains: Lookout Mt. Trail; Orobanche valida survey. 1921 Comment
  UCR125500  Castilleja exserta A. C. Sanders, Mark Elvin 2003-4-14 25972 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
  RSA650284  Castilleja exserta subsp. exserta W. A. Reinke 1971-5-3 s.n. Los Angeles On Glendora Mtn. rd, 1 mi. N. of Glendora Dam. Comment
  POM4459  Castilleja foliolosa I. M. Johnston 1917-5-6 1914 Los Angeles Evey Canyon, north of Claremont 762 Comment
  RSA0044703  Castilleja foliolosa Valerie L. Soza, Steve D. Boyd, Leland Lubinsky 2000-6-29 1046 Los Angeles Liebre Mountains: Knapp (Kelly) Ranch, Upper Cienega Canyon, off FS Road 7N22.1 976 Comment
  RSA400561  Castilleja foliolosa Fay A. MacFadden 1931-3-17 s.n. Los Angeles Tuna Canyon, Verdugo Hills. 335 Comment
  SBBG50566  Castilleja foliolosa S. A. Junak 1997-3-27 SCa 363 Los Angeles Cape Cyn, on E side of rd to Cape Cyn Reservoir, just SE of pump house by crk 304 Comment
  SD41990  Castilleja foliolosa Darley F. Howe 1947-5-3 Los Angeles Mint Canyon Comment
  UCSB8705  Castilleja foliolosa Haller, John 1950-3-26 Los Angeles San Gabriel Mtns; slope of little Dalton Caynon 518 Comment
  UCR108204  Castilleja gleasoni Steve Boyd, Valerie Soza 1998-4-28 10168 Los Angeles Liebre Mtns, Western end of Liebre Mountain, at junction of Old Ridge Route (8S04) and Forest Service Road 7N23 on divide between Salt Creek and Liebre Gulch 1201 Comment
  IRVC26134  Castilleja miniata B. C. Templeton 1932-7-20 5009 Los Angeles Big Pines Park, Angeles National Forest San Gabriel Mtns. 1982 Comment
  JEPS4832  Castilleja miniata Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1954-6-16 4212 Los Angeles near Paradise Trout Farm (Noal Berry's on maps) (sides of Big Rock Creek); Angeles National Forest, Big Rock Creek 1463 Comment
  RSA448774  Castilleja minor subsp. spiralis Geo. L. Moxley 1915-7-4 362 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  JEPS81753  Castilleja pruinosa L. R. Heckard with Michael Morris 1976-6-13 4267 Los Angeles e flank Mt. Gleason; San Gabriel Mts. 1706 Comment
  RSA593818  Caulanthus coulteri Steve Boyd 1996-4-25 8719 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  RSA152194  Caulanthus heterophyllus Wesley O. Griesel 1962-3-31 s.n. Los Angeles Corell Post Office, Santa Monica Mts. 152 Comment
  UCSB33611  Caulanthus inflatus Cummings, C. 1965-4-12 Los Angeles Hi Vista 762 Comment
  RSA706216  Ceanothus cordulatus Tim Thibault, K. E. Olshewsky 2004-5-23 287 Los Angeles Mt. Williamson. 2074 Comment
  RSA398870  Ceanothus crassifolius Robin S. Collins 1973-4-9 232 Los Angeles Angeles National Forest, San Gabriel Mounts: Trail Canyon. 610 Comment
  LA212123  Ceanothus crassifolius A. Lee Haines; 1935-7-4 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Volfe Canyon Rd. Comment
  UCR270643  Ceanothus crassifolius var. crassifolius R. G. Swinney 2011-3-22 14180 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  UCR155626  Ceanothus cuneatus A. C. Sanders 2005-5-11 30138 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 655 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-BC50159  Ceanothus integerrimus A. D. E. Elmer 1902-6-1 3595 Los Angeles Acton, Mt. Gleason Comment
  RSA522332  Ceanothus integerrimus Tim S. Ross 1990-7-10 4031 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  LA91422  Ceanothus megacarpus var. megacarpus Bruce Douglas Clayton; Greg Shaw 1972-3-20 23 Los Angeles SANTA MONICA MOUNTAINS, upper Temescal and Rustic Canyons, Mountain Park Research Campus, about 100 ft down Ceanothus Road. 518 Comment
  CAS-BOT-BC50500  Ceanothus oliganthus H. E. McMinn 1925-8-6 1551 a Los Angeles Sawpit Canyon, San Gabriel Mts. Comment
  RSA657448  Ceanothus oliganthus L. Corpening 1979-4-23 1 Los Angeles Verdugo Mountains Region: About 1/2 mile north of intersection of Blanchard Canyon Road and Covert Ave., Tujunga. Feet. Comment
  CAS-BOT-BC63342  Ceanothus spinosus Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles. Comment
  RSA398942  Ceanothus spinosus Bonnie C. Templeton 1930-4-2 1411 Los Angeles Mulholland Dr., Northwest of Hollywood 600 Comment
  RSA398945  Ceanothus spinosus Freda Detmers 1924-2-22 s.n. Los Angeles Mandeville Canyon. Comment
  UCSB3998  Ceanothus spinosus Haller, Norman 1953-3-29 Los Angeles Approx 100 yds. West of Sepulveda on little dirt road off Mulholland 457 Comment
  UCR16690B  Ceanothus vestitus J. L. Huber 1969-5-25 974 Los Angeles San Gabriel Mountains, Chilao, 1 mi north of Chilao Fire Station 1524 Comment
  CATA1932  Cedrus deodara Amy Catalano, Anne Kelly and Lizz Bailey 2014-10-24 024 Los Angeles Santa Catalina Island: Middle Canyon Road, about 1/8 mile from Pumphouse 2 303 Comment
  UC894385  Centaurea melitensis Ezra C. Knopf 128 Los Angeles Santa Catalina Island Comment
  UC472215  Centaurea melitensis J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena, Arroyo Seco Comment
  POM219186  Centranthus ruber Louis C. Wheeler 1932-8-28 1296 Los Angeles Puddingstone Dam, San Jose Hills, S San Dimas. 259 Comment
  CAS-BOT-BC288831  Centromadia parryi subsp. australis Carl B. Wolf 1932-9-16 4098 Los Angeles Bryant Ranch, 100-150 ft W of State Highway at extreme SE corner of Pacific Western Oil Co lease 3 Comment
  CAS-BOT-BC279598  Centromadia pungens subsp. pungens Roxana S. Ferris 1918-6-12 893 Los Angeles Between Oban and Lancaster Comment
  CATA291  Centromadia pungens subsp. pungens Mark L. Hoefs 1973-6-4 309 Los Angeles Santa Catalina Island: Field above golf course #4 green, Avalon Canyon 53 Comment
  RSA601436  Centrostegia thurberi D. D. Keck, Palmer Stockwell 1935-5-16 3306 Los Angeles 1.5 mi. S of Palmdale. Comment
  RSA392711  Centrostegia thurberi var. thurberi N. C. Cooper 1948-4-21 2674 Los Angeles Littlerock. 762 Comment
  RSA596070  Ceratophyllum demersum Louis C. Wheeler 1956-11-10 7270 Los Angeles San Gabriel Mountains. Jackson lake. 1859 Comment
  LA88731  Cercocarpus betuloides Karen Searcy; 1967-3-29 43 Los Angeles Santa Catalina Island, Gully 1 mi. WNW Salta Verde Point Comment
  UCR197213  Cercocarpus betuloides var. betuloides Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 821 Los Angeles Verdugo Mountains, south side, Stough Canyon. Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  POM158331  Cercocarpus betuloides var. blancheae M. B. Dunkle 1928-2-19 1711 Los Angeles Black Jack Mountain, Santa Catalina Island. 488 Comment
  RSA0042318  Cercocarpus betuloides var. blancheae Benjamin E Carter, John R. Clark 2012-8-9 6962 Los Angeles Channel Islands: Santa Catalina Island. Bulrush Canyon, between reservoirs and Salta Verde turnoff. 270 Comment
  RSA449429  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-8-13 55397 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon Comment
  RSA725917  Cercocarpus betuloides var. blancheae Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 437 Los Angeles Propst Grove, Santa Catalina Island. NE canyon. 354 Comment
  SBBG13804  Cercocarpus betuloides var. blancheae M. A. Piehl 1962-10-3 62516 Los Angeles head of Whites Cyn along main rd near ironwood enclosure Comment
  SEINET946148  Cercocarpus betuloides var. blancheae C. B. Wolf 1932-1 4222 Los Angeles West slope above road in back of St. Catherine Hotel, Avalon, Santa Catalina I. Comment
  LA88741  Cercocarpus traskiae Karen Searcy; 1967-5-1 40 Los Angeles Santa Catalina Island, Gully 1 mi. WNW Salta Verde Point Comment
  CAS-BOT-BC279509  Chaenactis artemisiifolia Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  POM49623  Chaenactis fremontii A. D. E. Elmer 1902-06 3626 Los Angeles Palmdale Comment
  CAS-BOT-BC277340  Chaenactis glabriuscula var. glabriuscula John Thomas Howell 1930-5-12 4877 Los Angeles 1 mile north of Acton Comment
  JEPS34174  Chaenactis glabriuscula var. glabriuscula F. W. Peirson 1921-5-19 1399 Los Angeles Little Rock Creek San Gabriel Mts., Little Rock Creek 975 Comment
  UCR255786  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-4-20 12299 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  UC1119704  Chaenactis glabriuscula var. glabriuscula A. D. Gifford 1935-3-6 8256 Los Angeles 2 8/10 mi sw of Red Mtn.; Angeles National Forest, Tejon 609 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
  UC57420  Chaenactis glabriuscula var. orcuttiana J. H. Barber 1898-3-20 Los Angeles South Beach Comment
  POM13533  Chaenactis xantiana F. W. Peirson 1922-7-5 3163 Los Angeles Summit of Le Montaine, north of Big Pines, north side of San Gabriel Mountains 2209 Comment
  POM306267  Chamaesyce maculata Henry J. Ramsey, Henry J. Ramsey 1937-8-12 1412 Los Angeles Altadena Comment
  UC303784  Chamaesyce melanadenia S. B. Parish 1919-4-19 19261 Los Angeles near San Dimas; Lone Hill Comment
  RSA156535  Chamaesyce melanadenia L. R. Abrams 1902-7-1 2633 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  SFV2086  Chamaesyce serpyllifolia L. Imamura 1958-7-5 s. n. Los Angeles Vasa Park, Triunfo Canyon Blvd., Cornell. Along road. 457 Comment
  CDA29919  Chasmanthe aethiopica Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  CDA2728  Chasmanthe floribunda Michael O Brien 2003-4-13 MOB 22 -03 Los Angeles Topanga State Park near the headquarters compound. 0 Comment
  RSA641504  Cheilanthes covillei L. C. Wheeler 1967-7-25 70530 Los Angeles San Gabriel Mts., Angeles National Forest: near Reed Spring, South Fork Big Rock Creek, E side Mt. Williamson 1859 Comment
  UCR127391  Chenopodium album A. C. Sanders, Mark Elvin 2002-8-7 25557 Los Angeles Santa Clara River Valley, north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur 274 Comment
  UCR219310  Chenopodium album Lorraine Weller 2009-5-5 050509- 03 Los Angeles Los Angeles, Greater Watts Community Gardens, 600 block East 118th Place 35 Comment
  RSA423284  Chenopodium album Gertrude Dunn 1930-8-9 s.n. Los Angeles Whittier. Comment
  UC1584104  Chenopodium ambrosioides Tim Ross and Orlando Mistretta 1990-10-26 3315 Los Angeles Horse Canyon Saddle San Gabriel Mountains, Horse Canyon drainage (off n side, in upper reaches of canyon drianage) 853 Comment
  RSA423258  Chenopodium atrovirens F. R. Fosberg, J. Ewan 1931-6-12 4977 Los Angeles along ridge trail near big rock-Bear Creek divide 2133 Comment
  RSA0080644  Chenopodium berlandieri R. G. Swinney 2010-5-29 13008 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  RSA630252  Chenopodium botrys Scott D. White, Dave Bramlet 1998-8-11 7057 Los Angeles San Gabriel Mts.: West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA601021  Chenopodium botrys L. C. Wheeler 1967-5-13 9511 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  RSA478492  Chenopodium californicum B. C. Templeton 1968-2-25 11382 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  RSA478495  Chenopodium californicum M. B. Dunkle 1939-4-6 7314 Los Angeles Mosquito Ridge, San Clemente Island Comment
  RSA478535  Chenopodium murale F. R. Fosberg 1931-4-2 S 4458 Los Angeles Santa Catalina Island. Descanso Canyon. 30 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
  SD237387  Chorispora tenella A. C. Sanders 2010-3-30 37708 Los Angeles Mojave Desert: Antelope Valley, east of Lancaster and south of Redman, 90th St. East 0.35 mi. north of Ave H (Alpine Butte 7.5'Q) 726 Comment
  SEINET10479903  Chorizanthe californica Carl B. Wolf 1931-7-2 Wolf 2261 Los Angeles Little Tujunga Wash, 1/2 mile above the bridge on the road from Sunland to San Fernando. Upper Sonoran. 1100 feet. 335 Comment
  JEPS108295  Chorizanthe spinosa David Gowen 2005-5-21 352 Los Angeles HWY 138 (West Ave. D) west of Lancaster. NE corner of intersection with 40th St. West. Comment
  LA52283  Chorizanthe staticoides Goerge R Smart; 1952-6-29 24 Los Angeles 609 Comment
  RSA164782  Chorizanthe staticoides Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Old Ridge Route between Violin Summit and Reservoir Lookout. 1067 Comment
  RSA382673  Chorizanthe staticoides Bonnie C. Templeton 1940-6-24 s.n. Los Angeles 3 miles west of Elizabeth Lake. Comment
  SD257354  Chorizanthe staticoides R. G. Swinney 2010-3-10 11834 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 mile east of 14 Hwy, at the canyon mouth to 300 meters SE along ridgetip to the east of Whitney Canyon (Oat Mt. 7.5'Q) 441 Comment
  SD41997  Chorizanthe staticoides Darley F. Howe 1947-5-4 1571 Los Angeles Mint Canyon Comment
  RSA630255  Chrysothamnus nauseosus subsp. consimilis Scott D. White, David E. Bramlet 1998-8-11 7054 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  POM118186  Chrysothamnus nauseosus subsp. hololeucus H. M. Hall 1917-10-27 10586 Los Angeles 16km W of Lancaster, Antelope Valley Comment
  POM351994  Chrysothamnus nauseosus subsp. mohavensis Samuel R. Tyson 1943-9-1 s.n. Los Angeles Brown's Flat, San Dimas canyon. 1250 Comment
  RSA90912  Chrysothamnus nauseosus subsp. mohavensis F. W. Peirson 1928-9-5 8192 Los Angeles road from Rock Creek to Big Pines 1280 Comment
  RSA0059668  Cirsium occidentale Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5325 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  OBI51931  Cirsium occidentale var. californicum Tony Simon 1994-5-19 s.n. Los Angeles Brown Cyn, Desoto exit 118 fwy 61 Comment
  POM18107  Cirsium occidentale var. californicum P. A. Munz 1923-5-25 6814 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  RSA0070678  Cirsium occidentale var. californicum Steve Boyd, Thomas Elias 1987-4-14 2044 Los Angeles San Gabriel Mountains, Rincon-Red Box Rd. south of Rincon Forest Station, north of Glendora. Comment
  UC557662  Cirsium occidentale var. occidentale Nell Murbarger 1936-3-1 102 Los Angeles San Clemente Island Comment
  SFV3838  Cirsium vulgare P. H. Raven 1962-7-14 18046 Los Angeles San Gabriel Valley Claremont. Rancho Santa Ana Botanic Garden. 320 Comment
  RSA439220  Cirsium vulgare D. A. Young 1969-5-24 p 476 Los Angeles 1/2 mile from gate 6 of Puddingstone State Park off of San Dimas Ave in a canyon 300yards, NW of road. 305 Comment
  RSA729682  Cistus ladanifer R. G. Swinney 1999-4-8 7075 Los Angeles Claremont, Palnmer Canyon. c. 100m east of Cobal Canyon. 512 Comment
  CAS-BOT-BC172446  Clarkia bottae Parish 1900-4-15 9964 Los Angeles Old Wilson Trail Comment
  RSA0044850  Clarkia bottae Scott D. White, Justin M. Wood 2008-6-4 12054 Los Angeles Puente Hills: Skyline Dr. E of Hacienda Blvd. SCE corridor at proposed tower 42. 366 Comment
  UCD104474  Clarkia cylindrica Daryl Koutnik; Vickie Dawes 1978-5-12 489 Los Angeles Decker Road, north of Mulholland Highway. 487 Comment
  UC1871206  Clarkia epilobioides Tim Ross 1993-4-21 6849 Los Angeles Santa Catalina Island; SW part of the island in the vicinity of Cactus Peak (1560 ft); slope and small ridges N of Cactus Peak summit 426 Comment
  CAS-BOT-BC163697  Clarkia purpurea subsp. quadrivulnera Timothy S. Ross; Steve Boyd 1994-5-24 7861 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  CAS-BOT-BC163710  Clarkia purpurea subsp. quadrivulnera Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  UCR149475  Clarkia purpurea subsp. quadrivulnera Valerie Soza, Et al. 2000-5-18 943 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon 655 Comment
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Jul 16 2010
  UCR269122  Clarkia rhomboidea Orlando Mistretta, Christine Mistretta 2011-6-23 5724 Los Angeles San Gabriel Mountains, Aliso Canyon drainage, near head of Gleason canyon, west of the junction of Forest Service Road 4N24 1679 Comment
  CAS-BOT-BC165512  Clarkia unguiculata Robert F. Thorne; C. W. Tilforth 1971-6-29 40728 Los Angeles San Gabriel Mts., Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Rd. 914 Comment
  RSA660824  Clarkia unguiculata LeRoy Gross 2001-5-6 383 Los Angeles Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley Comment
  SEINET3347184 Image available Claytonia parviflora R. G. Swinney 2009-4-24 10499 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert; Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam (Pacifico Mountain 7.5' Q). 963 Comment
  SBBG116975  Claytonia parviflora subsp. parviflora S. A. Junak with K. Kirkland 2001-4-13 SCa 1421 Los Angeles just S of rd above Empire Landing 140 Comment
  SBBG62369  Claytonia parviflora subsp. parviflora S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 541 Los Angeles upper portion of rd to Toyon Bay, 0.2 mi from intersection with Airport Rd 411 Comment
  RSA466714  Claytonia parviflora subsp. parviflora Joseph A. Ewan 1931-5-30 4238 Los Angeles Hermit Trail, Big Santa Anita Canyon 427 Comment
  RSA762354  Claytonia perfoliata R. G. Swinney 2009-3-10 10055 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA526151  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-6 4145 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  SEINET11942589  Claytonia perfoliata I. W. Clokey, Templeton, B. 1929-1 4525 Los Angeles Mandeville Canyon, Santa Monica Mountains 275 Comment
  SBBG38284  Claytonia perfoliata subsp. perfoliata S. A. Junak with M. L. Hoefs, K. Kirkland 1998-6-11 SCa 707 Los Angeles mouth of small cyn just SE of Frog Rock 3 Comment
  RSA597512  Clematis lasiantha Louis C. Wheeler 1961-6-12 7863 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1067 Comment
  RSA713810  Clematis lasiantha Valerie L. Soza, Miriam Sidibeh 2003-3-26 1622 Los Angeles Western San Rafael Hills: Near junction of Ridge Motorway and Gladys Mtwy, off junction of Camino San Rafael and Flintridge Dr, SSW of Flint Peak. 564 Comment
  RSA760604  Clematis ligusticifolia R. G. Swinney 2008-9-10 9414 Los Angeles South Fork Big Rock Creek 1463 Comment
  CAS-BOT-BC423198  Cleomella parviflora L. R. Abrams 1927-4-30 11750 Los Angeles West of Lancaster Comment
  SBBG15796  Collinsia bartsiifolia var. davidsonii W. G. Webb 1935-4-20 Los Angeles near Lancaster Comment
  RSA680215  Collinsia callosa Valerie L. Soza, Naomi S. Fraga, Aydee Virgen 2003-6-16 1678 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  RSA79799  Collinsia childii F. W. Peirson 1920-5-28 2156 Los Angeles Bear Canyon, trail to San Antonio Peak, San Gabriel Mountains 1372 Comment
  LA52024  Collinsia heterophylla Carl Epling; M. Epling 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM4321  Collinsia heterophylla I. M. Johnston 1917-5-6 s.n. Los Angeles Evey Canyon, north of Claremont 762 Comment
  UCR136948  Collinsia heterophylla B. C. Templeton 1939-4-26 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Huntington Palisades [neighborhood in Pacific Palisades] Comment
  RSA244391  Collinsia heterophylla Robin S. Collins 1973-5-28 326 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon 762 Comment
  SFV4897  Collinsia parryi M. H. Grayum 1971-5-5 Los Angeles San Gabriel Mountains Placerita Canyon. About 1 mile upstream from Nature Center. 503 Comment
  RSA0117339  Collinsia parryi E. Crow 1928-5-2 279 Los Angeles San Antonio Canyon, San Gabriel Mountains. So. Calif. Comment
  POM187889  Comarostaphylis diversifolia subsp. planifolia Katherine Kneen 1933-4-12 s.n. Los Angeles Santa Monica Mountains: Topango [Topanga] Canyon Comment
  UC149162  Constancea nevinii T. S. Brandegee May, 1890 Los Angeles Santa Catalina Island Comment
  POM3593  Convolvulus arvensis I. M. Johnston 1918-5-19 2000 Los Angeles Near Pomona. 305 Comment
  RSA12644  Convolvulus arvensis C. B. Wolf 1934-8-16 6055 Los Angeles peat land on Bryant Ranch east of Long Beach. 700 ft. east of center of sect. 34; 950 ft. So. of No. line of Same. 6 Comment
  RSA0021291  Conyza canadensis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5086 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR256838  Conyza canadensis R. G. Swinney 2010-8-16 13561 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UC1118205  Conyza canadensis J. Horton 1936-8-26 394 Los Angeles Tanbark San Dimas National Forest, Pomona Quad., Tanbark 792 Comment
  POM153326  Cordylanthus rigidus subsp. setiger Philip A. Munz, I. M. Johnston 1928-9-4 11145 Los Angeles Bouquet Canyon. 762 Comment
  SBBG54523  Cordylanthus rigidus subsp. setiger F. W. Pennell, P. A. Munz 1940-8-24 26468 Los Angeles Pomona College, Claremont 365 Comment
  JEPS70059  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-28 2840 Los Angeles near Malibu Trancas Lake (off Encinal Canyon road.); upper Trancas Canyon 457 Comment
  RSA0091730  Coreopsis bigelovii R. G. Swinney 2011-5-12 14660 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  UCR223772  Coreopsis bigelovii R. G. Swinney 2009-6-17 11173 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  POM49819  Coreopsis californica L. R. Abrams 1901-4-6 1387 Los Angeles Big Tujunga Wash Comment
  UCD130996  Coreopsis californica Tom Gordon 1974-4-27 209 Los Angeles Antelope Valley. 165 St. E. T 8 Ave. Comment
  UC148008  Coreopsis californica var. californica C. F. Baker 1909-5-20 5325 Los Angeles Claremont Comment
  RSA518378  Coreopsis gigantea A. C. Sanders 1988-2-3 7594 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC105679  Corethrogyne filaginifolia Wesley O. Griesel 1961-9-16 s.n. Los Angeles Los Angeles 152 Comment
  POM356129  Corethrogyne filaginifolia Blanche Trask 1901-10 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UC1119253  Corethrogyne filaginifolia P. L. Johannsen 1934-2-8 266 Los Angeles 1/8 mi e Saugus; Santa Susana Quadrangle Comment
  POM40861  Corethrogyne filaginifolia var. filaginifolia Marcus E. Jones 1882-05 s.n. Los Angeles Pasadena. Comment
  RSA397487  Cornus occidentalis Geo L. Moxley 1917-8-18 617 Los Angeles Cienega, Southwest from Los Angeles Comment
  CATA3562  Cortaderia selloana Niall Ogburn, Benjamin J. Dion, Kristy Lanz 2018-5-22 001 Los Angeles Santa Catalina Island: Channel side; in drainage in Parsons watershed, approximately 90m south of West End Rd 77 Comment
  CAS-BOT-BC287264  Cotula australis Geo. L. Moxley 1927-5-1 2070 Los Angeles Arroyo Seco, Highland Park, Los Angeles Comment
  CATA3055  Cotula coronopifolia Amy Catalano 2016-3-25 067 Los Angeles Santa Catalina Island: In seep 230 meters northeast of Edison pumpstation in Cottonwood Canyon, 115 meters south of Fern Canyon Road 120 Comment
  SBBG98685  Crassula connata T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5154 Los Angeles 950 ft WNW of Stone at the beginning of the Stone Cyn drainage 441 Comment
  UCR126901  Crassula connata A. C. Sanders 2003-4-29 26160 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA599216  Crassula connata L. C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Brown School for Girls, northwest of Glendora. 358 Comment
  RSA599218  Crassula connata L. C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Brown School for Girls, northwest of Glendora. 358 Comment
  RSA600786  Crassula connata var. connata L. C. Wheeler 1948-4-26 6635 Los Angeles Altadena. Oak Grove Park, Devil's Gate Dam. 321 Comment
  CAS-BOT-BC520373  Cressa truxillensis Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St and South Acacia Ct, 1000 ft W of Compton Creek channel, S of W. Greenleaf Blvd, Rancho Domingues area 21 Comment
  CATA1978  Cressa truxillensis F. R. Fosberg 1931-5-16 4880 Los Angeles Santa Catalina Island: Little Harbor 2 Comment
  SBBG18705  Cressa truxillensis E. R. Blakley 1963-4-7 5503 Los Angeles Little Harbor 15 Comment
  JEPS31076  Crocanthemum scoparium var. vulgare Frank W. Peirson 1919-6-12 115 Los Angeles Mt. Lowe foothills 579 Comment
  CAS-BOT-BC175840  Crossosoma californicum Robert F. Thorne 1970-3-5 39366 Los Angeles Santa Catalina Island: Cherry Valley 60 Comment
  CATA3237  Crossosoma californicum Julie L. King 2017-1-17 48 Los Angeles Santa Catalina Island: East side of West End Rd., between Emerald Bay and Cherry Valley, about 0.9 road miles southeast of junction with Howlands Watertank Rd. 52 Comment
  RSA213345  Crossosoma californicum Reid V. Moran 1941-2-26 630 Los Angeles Along bank of creek, Johnson's Valley, Santa Catalina Island. 200 Comment
  SD106228  Crossosoma californicum K. Nakai 1980-3-23 565 Los Angeles Palos Verde Hill, Forrestal Drive Comment
  SD168106  Crossosoma californicum Grady L. Webster, M. Hoeff, et al. 1992-3-30 7753 Los Angeles SantaCatalina Island; Avalon, Upper Las Lomas Road. 49 Comment
  UCR141446  Crossosoma californicum June Latting, Bibb Latting 1975-3-23 s.n. Los Angeles Channel Islands, Santa Catalina Island, Black Jack Mountain 610 Comment
  RSA480566  Croton californicus Ora M. Clark 1928-12-23 1382 Los Angeles Hermosa. Comment
  RSA480568  Croton californicus L. E. Hoffman 1933-7-17 s.n. Los Angeles Hermosa Beach. Comment
  RSA498614  Croton californicus T. H. J. 1931-07 s.n. Los Angeles El Segundo. Comment
  HSC81267  Croton setiger Samuel R. Tyson 1943-7-7 Los Angeles San Dimas Canyon 457 Comment
  SD52713  Croton setiger LeRoy Abrams 1902-8-20 2966 Los Angeles sandy soil near Inglewood Comment
  SEINET3926250  Crypsis schoenoides Timothy S. Ross, Steve Boyd 1994-9-21 8329 Los Angeles 'Cow Spring Pond': Sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  UCD59834  Crypsis schoenoides Mike Grayum; Daryl Koutnik and Bill Balch 1977-11-20 855 Los Angeles San Fernando Valley, Big Tujunga Wash, behind Hansen Dam. 304 Comment
  SBBG131541  Crypsis vaginiflora S. A. Junak 1999-7-16 SCa 1047 Los Angeles Little Springs Reservoir 128 Comment
  SEINET9354277  Cryptantha Steve Myers, LaRue, Ed 1989-3-20 16004 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct. San Andreas rift zone bisects the site. Juniper - joshua tree woodland, with some sagebrush scrub; including Yucca brevifolia, Juniperus californica, Haplopappus cooperi, H. linearifolia, Artemisia tridentata, Arctostaphylos glauca & Chrysothamnus nauseosus. Comment
  JEPS67523  Cryptantha circumscissa Jos. Burtt Davy 1896-5-19 2579 Los Angeles West Palmdale Comment
  SFV3076  Cryptantha circumscissa K. A. Wilson 1961-4-27 1165 Los Angeles San Gabriel Mountains Soledad Canyon. Base of small canyon adjacent to Bee Canyon. 610 Comment
  LA36513  Cryptantha clevelandii Peter H. Raven; Henry J. Thompson 1960-5-15 15368 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  UCR155115  Cryptantha clevelandii A. C. Sanders 2005-5-5 29910 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  SFV7535  Cryptantha clevelandii T. Gordon, K. Kimbrough, M. H. Grayum, K. A. Wilson, B. Collins, D. Brown, A. Starrett, G. Poseley 1975-5-26 1003 Los Angeles Santa Monica Mountains Along road in Century Ranch, east of Century Lake. 213 Comment
  RSA668120  Cryptantha clevelandii var. florosa L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  UC1947585  Cryptantha echinella I. M. Johnston 1918-7-6 2071 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 2133 Comment
  RSA647794  Cryptantha intermedia LeRoy Gross, Laura Moore 2000-6-5 203 a Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  UCR142973  Cryptantha intermedia T. S. Ross, Steve Boyd 1990-6-6 2856 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  UCR155112  Cryptantha intermedia A. C. Sanders 2005-5-5 29913 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  UCR162755  Cryptantha intermedia T. S. Ross, Steve Boyd 1990-5-17 2585 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District 1613 Comment
  UCR99399  Cryptantha intermedia Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  RSA251437  Cryptantha intermedia R. F. Thorne 1966-4-15 35999 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove). 76 Comment
  RSA533890  Cryptantha intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5164 Los Angeles San Clemente Island; 950 ft WNW of Stone at the beginning of the Stone Canyon drainage. 442 Comment
  UCD119949  Cryptantha intermedia var. intermedia Daryl Koutnik 1978-4-28 418 Los Angeles Point Dume near Zuma Beach. 45 Comment
  RSA0075637  Cryptantha intermedia var. johnstonii Mary C. Hunter 1994-5-25 26 Los Angeles Altadena foothills; Top of Lake Ave; East of Lake Ave. Comment
  UCR47253  Cryptantha leiocarpa A. C. Sanders 1987-6-10 7120 Los Angeles South Coast, Dunes at W end of the Los Angeles International Airport [LAX] 30 Comment
  RSA0088009  Cryptantha microstachys R. G. Swinney 2010-6-21 13300 Los Angeles 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
  SEINET4044556  Cryptantha muricata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  UCR61100  Cryptantha muricata Steve Boyd, T. S. Ross 1988-4-28 2245 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  UCR280656  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-21 16620 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
  RSA0078882  Cryptantha muricata var. denticulata R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38854 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
  RSA0079200  Cryptantha muricata var. denticulata Henry J. Ramsey 1937-6-27 917 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  RSA0079460  Cryptantha muricata var. jonesii Wesley O. Griesel 1961-5-19 342 Los Angeles State Hwy 2, La Canada Burn, San Gabriel Mts. 609 Comment
  UCR197761  Cryptantha nevadensis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 50 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  RSA674849  Cryptantha nevadensis var. rigida Scott D. White, Kent Hughes 2000-5-17 7877 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  UCR189403  Cryptantha oxygona R. G. Swinney 1998-7-2 6195 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA729396  Cryptantha simulans R. G. Swinney 1998-7-21 6476 Los Angeles Upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 mi. SW of Fish Fork Trail and Pine Mt. Ridge. 2085 Comment
  SD86340  Cryptantha traskiae R. Mitchel Beauchamp, M. Douglas 1972-3-24 3222 Los Angeles San Clemente Island, slope south of Eel Point. 24 Comment
  UC28905  Cucurbita foetidissima Setchell Dec. 1896 Los Angeles Los Angeles Comment
  RSA394302  Cucurbita foetidissima Clare, G. R. Johnstone 1931-4-26 s.n. Los Angeles Playa del Rey. Comment
  UCR194584  Cuscuta R. G. Swinney 1998-7-24 6562 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  CAS-BOT-BC224490  Cuscuta californica Louis C. Wheeler 1973-2-3 s.n. Los Angeles Venice Comment
  RSA747196  Cuscuta subinclusa R. G. Swinney 2005-8-11 8459 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UCR176978  Cuscuta subinclusa Steve Boyd, Lauren Raz 1996-10-8 8997 Los Angeles Liebre Mountains, Bouquet Canyon, c. 1.7 mi south of the junction with Forest Service Road 6N08 561 Comment
  UCR25127  Cyclospermum leptophyllum John C. Roos 1951-8-1 5079 Los Angeles Los Angeles, [near Westwood Village] Overland Ave. near Santa Monica Blvd. 61 Comment
  CAS-BOT-BC190264  Cynodon dactylon Tim Ross; Orlando Mistretta; Peter Fritsch 1990-7-10 4037 Los Angeles San Gabriel Mountains. 0.8 km north of Aliso Spring along the west shoulder of Angeles Forest Highway, Tujunga Ranger District, Angeles National Forest. Comment
  SBBG131969  Cynodon dactylon S. A. Junak, R. Philbrick 1990-11-8 SCI 129 Los Angeles Wilson Cove Comment
  SDSU982  Cynodon dactylon Gerald Collier 1951-5-10 M 47 Los Angeles 11621 Mayfield Ave, L.A. 49 Comment
  SD230110  Cyperus difformis Louis C. Wheeler 1946-9-8 6352 Los Angeles San Gabriel Mountains: West Fork San Gabriel River. 1/2 - 3/4 mile W. of Bear Creek. 518 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
  RSA692819  Cystopteris fragilis Anonymous s.n. Los Angeles Santa Anita Canyon Comment
  RSA226014  Datisca glomerata R. F. Thorne, C. W. Tilforth 1971-6-29 40658 Los Angeles 0.5 mi below Little Rock Dam 944 Comment
  RSA761147  Datisca glomerata R. G. Swinney 2008-10-10 9565 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR108448  Datura stramonium L. C. Wheeler 1946-9-16 6370 C Los Angeles Garvey: Walnut Grove Avenue and Rush Street 75 Comment
  UC1586375  Datura wrightii Kevin Groark 1991-6-14 2 Los Angeles w end Lancaster (1/2 mi w of 235th St. West on Ave. D.) Comment
  LA211173  Daucus carota Arthur C. Gibson; 2008-8-13 5341 Los Angeles SIMI HILLS, next to parking lot, Chatsworth Park South, Chatsworth. Comment
  CATA1258  Daucus pusillus Mark L. Hoefs, Douglas R. Hoefs 1995-6-29 2342 Los Angeles Santa Catalina Island: By Empire Landing Road near quarry 124 Comment
  SBBG128331  Daucus pusillus S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 39 Los Angeles Deer Valley Trail 92 Comment
  RSA533968  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5188 Los Angeles San Clemente Island: Twin Dams; shallow pond at the westerly of the two earthen dams, and mesic inlet draw 474 Comment
  CAS-BOT-BC130935  Deinandra clementina Grant 1902-8-6 5023 Los Angeles Avalon Comment
  SBBG43847  Deinandra clementina M. R. Benedict 1971-6-27 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  UC55064  Deinandra fasciculata Ernest Braunton 1902-7-1 568 Los Angeles Los Angeles Comment
  SBBG119986  Deinandra fasciculata M. A. Elvin 2003-6-12 2944 Los Angeles Newhall Ranch, S of Magic Mtn Amusement Park, W of the The Old Rd; Santa Clarita Valley 366 Comment
  RSA149665  Delphinium parishii Harlan Lewis 1941-4-17 s.n. Los Angeles State Highway #138, 10 miles East of Little Rock, Los Angeles Comment
  RSA337427  Delphinium parishii subsp. parishii Robert F. Thorne 1973-5-11 43474 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  POM220069  Delphinium parryi F. R. Fosberg 1932-5-5 8120 Los Angeles Canyon above Villa Park, Avalon. 50 Comment
  RSA398719  Delphinium parryi subsp. parryi Ralph Hoffmann 1930-5-3 s.n. Los Angeles Bouquet Canyon. Comment
  RSA732811  Delphinium parryi subsp. parryi R. G. Swinney 2000-5-19 7683 Los Angeles San Gabriel Mtns.: San Dimas, SE-facing ridge west of San Dimas Canyon Rd., c. 300 m north of Golden hills Rd. and 400 m west of stream. 512 Comment
  CAS-BOT-BC116297  Delphinium parryi subsp. parryi Alma Sweet 1919-4-1 s.n. Los Angeles Claremont Comment
  RSA182322  Delphinium patens subsp. hepaticoideum John Olmsted 1962-4-30 3411 Los Angeles 1960 Johnstone Park burn, from west fork of San Dimas Creek to Wolfskill Falls 457 Comment
  LA45824  Dendromecon harfordii C. B. Wolf; 1932-10-5 4227 Los Angeles Santa Catalina Island, 0.33 mi from Black Jack Mine on road to Middle Ranch 457 Comment
  SD90467  Dendromecon harfordii Robert F. Thorne 1970-3-5 39362 Los Angeles Santa Catalina Island; north slope of Blackjack Mountain. 456 Comment
  RSA652873  Dendromecon rigida Ron Martinolich 1991-5-14 78 Los Angeles Los Angeles, Muholland Drive, 2.2 miles west of intersection with Encino Hills Drive, on roadside. Comment
  CAS-BOT-BC82913  Dendromecon rigida D. W. Kyhos 1962-2-23 62 -17 Los Angeles Backus Road 10.2 miles west of junction with Mulholland Highway. Comment
  RSA433202  Dendromecon rigida subsp. rhamnoides M. B. Dunkle 1928-4-21 1875 Los Angeles Renton Mine Hill, Santa Catalina Island. Comment
  CAS-BOT-BC192751  Deschampsia danthonioides Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Near San Gabriel Comment
  RSA0060769  Descurainia pinnata subsp. brachycarpa LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6822 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA746855  Descurainia pinnata subsp. halictorum Orlando Mistretta 1992-5-21 380 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  POM144370  Descurainia pinnata subsp. menziesii L. R. Abrams 1901-04 1206 Los Angeles Ballona Harbor Comment
  RSA662432  Descurainia sophia A. R. Roos 1954-3-4 s.n. Los Angeles 5001 Gaviota, Encino. Comment
  CAS-BOT-BC402274  Dicentra chrysantha Herman Knoche 1919-6-12 Series A, No. 798 Los Angeles Glendora Comment
  RSA66260  Dicentra chrysantha F. W. Peirson 1903-8-10 s.n. Los Angeles Summit of Mt. Lowe, San Gabriel Mts. Comment
  RSA725131  Dichelostemma capitatum subsp. capitatum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -21 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  UCR138702  Dichelostemma capitatum subsp. capitatum L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  UCR281406  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2014-4-24 16226 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  UCR260814  Digitaria Steve Ries 2009-12-10 s.n. Los Angeles South Coastal Plain Region, weed in turf on north edge of Los Angeles Basin Comment
  POM365106  Digitaria ciliaris Bonnie C. Templeton 1962-7-30 9381 Los Angeles Los Angeles. Comment
  UCR48959  Digitaria sanguinalis A. C. Sanders 1987-7-22 7167 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  LA33375  Digitaria sanguinalis Peter H. Raven; 13741 Los Angeles SANTA MONICA MOUNTAINS, Elysian Park 198 Comment
  CATA3371  Dissanthelium californicum Peter J. Dixon 2016-4-14 045 Los Angeles Santa Catalina Island: Isthmus area, Deer Springs watershed, 680 m north of Tower Peak 216 Comment
  RSA641433  Distichlis spicata L. C. Wheeler 1967-7-23 10156 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Spring. Comment
  UCR143183  Distichlis spicata var. stolonifera F. R. Fosberg 1931-4-3 S- 4475 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach 2 Comment
  SBBG38689  Dodecatheon clevelandii subsp. insulare R. Moran 1941-2-23 604 Los Angeles S of Johnson's Valley 200 Comment
  SD66877  Dodecatheon clevelandii subsp. insulare R. Mitchell Beauchamp 1967-3-20 357 Los Angeles open slope above beach road south of Avalon, Santa Catalina Island Comment
  RSA611643  Draba cuneifolia Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10123 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail., Near 34 deg 44' 35.8''N 118 deg 38' 26.0'' W. 1121 Comment
  SEINET4856058  Draba vestita Fred Burlew 2995 Los Angeles Mt. San Antonio. Comment
  POM219990  Dryopteris arguta F. R. Fosberg 1932-5-6 8127 Los Angeles Big Wash Canyon, Avalon, Santa Catalina Island. 50 Comment
  RSA127775  Dudleya blochmaniae P. H. Raven, Henry J. Thompson 1959-6-4 14337 Los Angeles Point Dume. 37 Comment
  SBBG70381  Dudleya lanceolata R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  UC149547  Dudleya lanceolata J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  UC933243  Dudleya pulverulenta subsp. pulverulenta Reid Moran 1950-5-23 3410 Los Angeles e side Santa Susana Pass Comment
  CAS-BOT-BC109761  Dudleya virens Jim Dice; Rowena Thompson; Bob Thompson 1983-6-7 350 Los Angeles Palos Verdes Hills, southeast edge of Portuguese Bend, ca. 0.6 km. south of Palos Verdes Drive South. 36 Comment
  POM365257  Echinochloa crus-galli Anstruther Davidson 1889-08 s.n. Los Angeles L.A. River. Comment
  LA29202  Ehrendorferia ochroleuca Mary V. Hood; 1945-4-29 Los Angeles Santa Monica Mountains, Monte Nido, near Tapia Park 761 Comment
  CAS-BOT-BC221640  Ehrharta calycina Tim Ross 1993-4-22 6877 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northeasterly slope 100 meters due N of summit 467 Comment
  SBBG98663  Eleocharis macrostachya T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5182 Los Angeles Twin Dams at W of two earthen dams 473 Comment
  RSA365427  Eleocharis palustris Robert Gustafson 1980-8-29 1890 Los Angeles Ballona Wetlands, Area 1 Comment
  CAS-BOT-BC113282  Eleocharis parishii John Thomas Howell 1947-7-18 23432 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  UC2030046  Eleocharis parishii Louis C. Wheeler 1966-10-1 8924 Los Angeles SAN GABRIEL MOUNTAINS: Big Tujunga Canyon at Colby RanchRoad. Comment
  SD90610  Eleocharis parishii Robert F. Thorne, J. Dourley 1967-10-10 37338 Los Angeles San Gabriel Mountains, Angeles National Forest, Jackson Lake, northwest end of lake on low, dry bank. (IPB 10/07) 1867 Comment
  RSA748329  Eleocharis rostellata R. G. Swinney 2005-8-9 8422 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UC1971609  Elymus condensatus Louis C. Wheeler 1973-7-15 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Doe Flat; Graveyard Canyon. Comment
  SBBG119037  Elymus elymoides G. D. Wallace 1982-4-26 1948 Los Angeles Ft Tejon Rd Comment
  UCD61603  Elymus elymoides Larry E. Brown 1970-5-2 1791 Los Angeles San Gabriel Mts. Ca. 10 miles south of Joshua Tree State Park. Comment
  UCR223075  Elymus elymoides R. G. Swinney 2009-5-13 10780 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 Comment
  RSA603025  Elymus elymoides subsp. elymoides L. C. Wheeler 1967-6-26 9906 Los Angeles San Gabriel Mountains : Placerita Canyon. 610 Comment
  CAS-BOT-BC206748  Elymus glaucus subsp. glaucus G. B. Grant 1902-6-10 5109 Los Angeles Summit Mt. Wilson Comment
  CAS-BOT-BC206757  Elymus glaucus subsp. glaucus I. M. Johnston 1971-7-15 1517 Los Angeles Head of S Fk, Lytle Creek - San Antonio Mountains 1828 Comment
  RSA584593  Elymus glaucus subsp. jepsonii Timothy S. Ross, Orlando Mistretta 1993-5-26 7318 Los Angeles between Wilson Canyon Saddle on May Canyon Saddle 1097 Comment
  UC224200  Elymus glaucus subsp. jepsonii A. D. E. Elmer June 1902 3750 Los Angeles Acton Comment
  LA98899  Elymus multisetus E. R. Hobbs; 1979-5-6 79- 61 Los Angeles San Gabriel Mountains, Soledad Canyon, Santa Clara River Valley Comment
  RSA279059A  Emex spinosa E. A. Dudley 1951-5-15 s.n. Los Angeles End of River Lane, just north of Santiago Creek and east of Flower St., Santa Ana. Comment
  CATA3147  Emmenanthe penduliflora Sarah Ratay, Tyler Dvorak 2011-5-26 141 Los Angeles Santa Catalina Island: North of Echo Lake, northwest of Goat Harbor Road 383 Comment
  OBI69406  Emmenanthe penduliflora Anne Marie Orcino 1994-5-10 13 Los Angeles 0.4 mi E on Stunt Rd from jct with Mulholland hwy, Calabasis 796 Comment
  UC880683  Emmenanthe penduliflora Ira W. Clokey, B. Templeton Apr 1929 4497 Los Angeles Mandeville Canyon; Santa Monica Mountains 200 Comment
  RSA226246  Emmenanthe penduliflora var. penduliflora Gary D. Cromwell 1971-4-30 615 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  OBI29187  Encelia actoni David J. Keil 1976-12-12 11897 Los Angeles 5 mi W of San Bernardino Co. line along Calif rte 138. 1128 Comment
  SBBG121470  Encelia californica R. Burgess, P. Munro 1998-1-25 2633 Los Angeles Cheesebro Cyn Trail, un-named cyn N of Canyon View Trail 304 Comment
  SD38370  Encelia californica Edith A. Purer 1932-3-15 Los Angeles El Segundo Comment
  UCR178590  Encelia farinosa R. G. Swinney 1969-4-22 344 Los Angeles San Gabriel Valley, west side of junction of Sierra Madre Avenue and Vernon Ave., Azusa 198 Comment
  OBI2903  Ephedra nevadensis Lewis S. Rose 1968-4-5 68014 Los Angeles Acton, Mojave Desert 823 Comment
  RSA728995  Ephedra nevadensis G. D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1977 Los Angeles Fort Tejon Road. Comment
  SD3243  Epilobium angustifolium Ruth B. Randall Jul 1931 180 Los Angeles Big Pines Comment
  LA200707  Epilobium canum subsp. canum Martha Hilend Kinsey; 1935-11-16 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  RSA187703  Epilobium canum subsp. canum Robert F. Thorne 1966-9-14 36662 -a Los Angeles Santa Catalina Island; Little Harbor 5 Comment
  RSA251421  Epilobium canum subsp. canum Robert F. Thorne 1966-4-17 36115 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  UC202531  Epilobium canum subsp. canum C. F. Baker 1903-8-2 3657 Los Angeles near Claremont; San Antonio Canyon Comment
  UC454608  Epilobium canum subsp. canum I. J. Condit 1908-6-27 Los Angeles Catalina Island Comment
  RSA588514  Epilobium canum subsp. latifolium F. R. Fosberg 1931-8-12 5467 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  RSA594632  Epilobium canum subsp. latifolium Steve Boyd, Lauren Raz 1996-10-29 9123 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1463 Comment
  RSA733585  Epilobium canum subsp. latifolium R. G. Swinney 1998-7-24 6561 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge. 2200 Comment
  UC1584895  Epilobium canum subsp. latifolium Tim Ross and Steve Boyd 1991-7-24 5604 Los Angeles ridge nne G.M.; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1926 Comment
  RSA0058199  Epilobium ciliatum Richard G. Swinney 2010-6-23 13359 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA448498  Epilobium ciliatum H. E. Hasse 1906-7-15 s.n. Los Angeles Los Angeles. Comment
  RSA448496  Epilobium ciliatum subsp. ciliatum F. R. Fosberg 1930-10-18 S 4115 Los Angeles Gardena, N* Slough . [locality name change to Laguna Dominguez ] Comment
  RSA72183  Epilobium glaberrimum subsp. glaberrimum F. W. Peirson 1921-7-17 2499 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2012 Comment
  UC72222  Epipactis gigantea C. J. Fox May 1903 Los Angeles near Glendale Comment
  UCR131011  Epipactis gigantea George H. Grinnell 1932-5-28 s.n. Los Angeles Santa Monica Comment
  UCR192898  Epipactis gigantea R. G. Swinney 1998-8-6 6702 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  RSA733582  Equisetum laevigatum R. G. Swinney 1998-7-29 6524 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  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
  MACF015285  Equisetum laevigatum F. A. MacFadden 1931-6-8 10674 Los Angeles Tuna Canyon, Beverly Hills 350 Comment
  RSA191172  Equisetum laevigatum R. F. Thorne, M. Z. Thorne 1967-7-19 38516 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  RSA597977  Eragrostis barrelieri L. C. Wheeler 1947-5-31 6510 Los Angeles Arrow Highway north of Baldwin Park (Santa Fe Inn). Comment
  SEINET11677286  Eragrostis mexicana Unknown 1931-1 s.n. Los Angeles 6 mi W of Harold Comment
  LA11769  Eragrostis mexicana subsp. virescens A. M. Johnson; 1941-5-20 sn Los Angeles Victory near Vineland, San Fernando Valley Comment
  PASA691  Eremocarpus setiger Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  SEINET8353723  Eremogone macradenia Unknown 1908-6-20 3357 Los Angeles Liebre Mtn. Comment
  RSA0105891  Eriastrum densifolium subsp. austromontanum Frances Runyan 1973-6-13 71 Los Angeles Agua Dulce [Canyon rd.], along both sides of the road, near jct. of freeway 610 Comment
  UC586874  Eriastrum densifolium subsp. austromontanum Joseph Andorfer Ewan 1934-8-3 8322 Los Angeles Le Montaine Creek Swartout Valley area, Table Mt. (head, n end of mt.) 2225 Comment
  CATA3128  Eriastrum filifolium Amy Catalano 2016-5-26 134 Los Angeles Santa Catalina Island: South facing slope on north side of Buffalo Springs Reservoir, southwest of lower Buffalo Springs Reservoir 379 Comment
  UCR98750  Eriastrum filifolium Steve Boyd, Lauren Raz 1997-5-6 9706 Los Angeles Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24). 732 Comment
  UC133710  Eriastrum sapphirinum J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  CAS-BOT-BC514960  Eriastrum sapphirinum subsp. dasyanthum F. Grinnell Jr. 1910-6-20 s.n. Los Angeles San Gabriel Mts. Comment
  RSA0119590  Eriastrum sapphirinum subsp. dasyanthum Lyman Benson 1953-5-26 15129 Los Angeles Little Dalton Canyon above Glendora. Mt Range: San Gabriel. Drainage Area: Pacific Slope. 427 Comment
  SBBG125882  Eriastrum sapphirinum subsp. sapphirinum A. Parikh, N. Gale 2010-6-8 3268 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 3.3 km NW of State Hwy 14; E Liebre Mtns 1150 Comment
  RSA0115441  Ericameria cooperi R. G. Swinney 2010-6-1 13171 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA93275  Ericameria cooperi F. W. Peirson 1921-5-19 1245 Los Angeles Little Rock Creek 945 Comment
  RSA786151  Ericameria cuneata var. cuneata J. D. Olmsted 1959-11-8 1081 Los Angeles East Fork San Gabriel River Drainage Area: Fish Fork between sixth and seventh falls. 1280 Comment
  SD40113  Ericameria ericoides subsp. ericoides Edith A. Purer 1933-10-7 5589 Los Angeles El Segundo Comment
  RSA0108883  Ericameria linearifolia R. G. Swinney 2010-5-21 12872 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. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA590070  Ericameria linearifolia Orlando Mistretta 1994-3-30 984 Los Angeles Little Rock Creek, slopes E of creek below Little Rock Dam. 1158 Comment
  RSA699884  Ericameria linearifolia LeRoy Gross, Ted Anderson 2004-5-3 1216 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) 1380 Comment
  UC1118768  Ericameria linearifolia R. St. John 1928-2-27 3 Los Angeles Plot 47 X/Z Elizabeth Lake Quadrangle, Texas Canyon 609 Comment
  UCR209446  Ericameria nauseosa subsp. consimilis R. G. Swinney 2008-10-8 9517 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
  CAS-BOT-BC131656  Ericameria parishii var. parishii V. Bailey 1907-9-30 s.n. Los Angeles San Gabriel Mts. Comment
  RSA656928  Ericameria parishii var. parishii Valerie L. Soza, Wayne Law, Laura Moore 2000-7-7 1058 Los Angeles San Gabriel Mountains: North of Mt. Bliss, Van Tassel Truck Trail (FS Road 1N36), 0.15 mile north of junction of Van Tassel Truck Trail and Van Tassel Road (FS Road 1N36A). 1082 Comment
  CAS-BOT-BC293033  Ericameria parryi var. parryi Bunch; Baily 1974-8-15 0519 Los Angeles West edge of site, south of Honor Camp ent. Comment
  SBBG54492  Ericameria pinifolia L. R. Abrams 1916-10-30 6377 Los Angeles near Azusa Comment
  SBBG62765  Ericameria teretifolia R. Hoffmann 1927-9-23 Los Angeles Palmdale Comment
  UCR209867  Erigeron breweri R. G. Swinney 2008-7-13 9193 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  UCR271174  Erigeron foliosus R. G. Swinney 2011-7-8 15496 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA0091509  Erigeron foliosus var. foliosus R. G. Swinney 2011-10-10 15745 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UC1595433  Erigeron foliosus var. foliosus Tim Ross 1992-7-10 6681 Los Angeles along creek between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 975 Comment
  RSA0119959  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-28 s.n. Los Angeles Palos Verdes Peninsula: Glory Trail east of Crenshaw Blvd. in Rolling Hills. 242 Comment
  RSA18412  Erigeron foliosus var. stenophyllus C. B. Wolf 1927-7-27 691 Los Angeles Ridge Route Road, 10 miles N of Sandburg. Comment
  POM4756  Erigeron philadelphicus I. M. Johnston 1917-5-13 1020 Los Angeles El Monte. 84 Comment
  UCR277219  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-6-1 13169 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  CAS-BOT-BC188091  Eriodictyon traskiae E. R. Blakley 1962-10-3 5390 Los Angeles E side of Black Jack Mountain at start of road to White's Landing 411 Comment
  RSA177776  Eriodictyon traskiae Robert F. Thorne, P. C. Everett 1965-5-10 34470 Los Angeles Santa Catalina Island. Upper end of White's Landing Road, N slope of Blackjack Mt. 412 Comment
  RSA779985  Eriodictyon trichocalyx R. G. Swinney 2009-6-17 11219 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA293454  Eriodictyon trichocalyx var. trichocalyx S. Carlquist 1981-5-3 15649 Los Angeles Lightning Ridge, Angeles Crest Highway east of Mt. Islip. 2073 Comment
  RSA602467  Eriodictyon trichocalyx var. trichocalyx Scott D. White 1997-5-15 5147 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  SFV21164  Eriodictyon trichocalyx var. trichocalyx J. N. Hogue 2007-6-21 295 .1 Los Angeles San Gabriel Mountains Along Sulphur Springs Road near Horse Flats Campground. 1765 Comment
  RSA773974  Eriogonum R. G. Swinney 2009-7-29 11421 Los Angeles Pacifico Mountain summit. 2134 Comment
  UCR281417  Eriogonum R. G. Swinney 2014-4-17 16081 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  CAS-BOT-BC248479  Eriogonum angulosum A. D. E. Elmer 1902-6-1 3678 Los Angeles Acton Comment
  RSA756177  Eriogonum angulosum Orlando Mistretta, Christine Mistretta 2008-4-3 2263 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 69, per TRTP survey 2008) just south of state Hwy 14 in the vicinity of Soledad Pass 1002 Comment
  RSA506846  Eriogonum baileyi var. baileyi James L. Reveal, Barbara J. Ertter 1976-6-28 4553 Los Angeles San Gabriel Mountains: Angeles Forest Highway (CA Hwy N-3) in Kentucky Canyon, 4.0 miles S of CA Hwy 14 and 3.3 miles N of the Aliso Canyon Road. 1067 Comment
  CAS-BOT-BC241893  Eriogonum cinereum A. C. Sanders; Karen Kirtland 2010-5-14 38349 Los Angeles South Coast: Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  LA52296  Eriogonum cinereum Louis Wheeler; 1931-11-11 344 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  SEINET6332077  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 8 Comment
  UC457338  Eriogonum cinereum Carl Epling 1931-5-2 Los Angeles Los Alizos Canyon Santa Monica Mountains, Los Alizos Canyon Comment
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Apr 22 2014
  RSA716477  Eriogonum cithariforme Scott D. White, Andrea Warniment 2006-7-7 11601 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  RSA229069  Eriogonum cithariforme var. agninum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38909 Los Angeles San Gabriel Mountains, Angeles National Forest: S slope Table Mountain above Big Pines 2119 Comment
  RSA729398  Eriogonum davidsonii R. G. Swinney 1998-9-7 6950 Los Angeles San Gabriel Mtns.: saddle between Pine Mountain and Dawson Peak 2817 Comment
  RSA777524  Eriogonum davidsonii R. G. Swinney 2009-5-20 10839 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  SEINET6340537  Eriogonum davidsonii Robert F. Thorne 1969-7-2 38205 Los Angeles San Gabriel Mountains, Angeles National Forest, Charlton Flats burn (of 1954) 1615 Comment
  CAS-BOT-BC242745  Eriogonum davidsonii R. F. Thorne; M. Z. Thorne 1969-7-10 38398 Los Angeles San Gabriel Mts., Angeles National Forest: along Mescal Creek 2026 Comment
  POM2232  Eriogonum davidsonii L. R. Abrams 1902-6-29 2592 Los Angeles Mt. Wilson [San Gabriel Mountains] Comment
  RSA766421  Eriogonum davidsonii Joseph A. Ewan 1932-6-17 7244 Los Angeles N slope of Mt Disappointment. San Gabriel Mtns. 1799 Comment
  SDSU6562  Eriogonum elongatum A. H. Gallup 1948-10-21 72 Los Angeles Lebec. San Gabriel Mt. Range. 1067 Comment
  UC519962  Eriogonum elongatum var. elongatum Louis C. Wheeler 1932-10-7 1425 Los Angeles Eagle Rock 228 Comment
  UC56800  Eriogonum elongatum var. elongatum Ernest Braunton 1902-11-8 732 Los Angeles Oak Knoll Comment
  CAS-BOT-BC249769  Eriogonum elongatum var. elongatum Frank W. Peirson 1924-12-5 5385 Los Angeles Along rail at many points from here down; Little Santa Anita Trail, San Gabriel Mts. Comment
  UCR269594  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-6-29 15370 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  UCR87400  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 1994-6-12 2939 Los Angeles Eastern San Gabriel Mountains, N slope of mountains, at desert edge, near entrance to Jubilee Scout Ranch; 2 mi south of Hwy 138. Just west of San Bernardino County line. Approximately 200 m west of Boneyard Canyon 1341 Comment
  CAS-BOT-BC253275  Eriogonum fasciculatum var. foliolosum Le Roy Abrams 1900-8-1 1048 Los Angeles San Gabriel Wash Comment
  RSA393419  Eriogonum fasciculatum var. foliolosum L. E. Hoffman 1931-11-5 s.n. Los Angeles Millard's Canyon, Angeles National Forest, San Gabriel Mountains. Comment
  POM2242  Eriogonum fasciculatum var. polifolium L. R. Abrams 1902-6-30 2608 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  SBBG109151  Eriogonum giganteum var. formosum S. A. Junak 1997-10-20 SCl 972 Los Angeles just inland from mouth of Thirst Cyn, on elevated part of cyn bottom 6 Comment
  RSA182999  Eriogonum giganteum var. giganteum S. Carlquist 1966-4-28 1820 Los Angeles Catalina Island. Above Pebbly Beach, on road to Renton Mine Comment
  RSA393371  Eriogonum giganteum var. giganteum Anstruther Davidson 1893-8-22 s.n. Los Angeles Santa Catalina Island. Comment
  RSA584674  Eriogonum giganteum var. giganteum Tim S. Ross 1991-6-3 5548 Los Angeles San Jose Hills: West edge of Cal Poly Pomona. 274 Comment
  UC412777  Eriogonum gracile Geo. B. Grant 1904-9-15 450 -6422 Los Angeles Pasadena Comment
  HSC104217  Eriogonum heermannii R. G. Swinney 2008-8-13 9408 Los Angeles San Gabriel Mtns.: junction of High Desert Recreational Trail (10W09) and Dorr Canyon, 0.6 mi. S of Big Rock Creek Rd. 1634 Comment
  SEINET3237750 Image available Eriogonum heermannii R. G. Swinney 1999-8-16 7635 Los Angeles San Gabriel Mtns.; Grandview Canyon, c. 1/4 mile north of All Nations Camp and Big Pines Highway. 1732 Comment
  UCR193620  Eriogonum heermannii R. G. Swinney 1999-8-16 7635 Los Angeles San Gabriel Mtns., Grandview Canyon, c. 1/4 mile north of All Nations Camp and Big Pines Highway 1732 Comment
  RSA577262  Eriogonum heermannii var. heermannii Orlando Mistretta 1994-7-20 1446 Los Angeles Big Rock Creek. South Fork Campground. 1402 Comment
  RSA597384  Eriogonum maculatum Tim S. Ross, S. D. Boyd 1990-6-18 3502 Los Angeles San Gabriel Mountains, Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  LA206952  Eriogonum nudum var. pauciflorum H. Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  POM158213  Eriogonum nudum var. pauciflorum P. A. Munz, I. M. Johnston 1928-9-5 11188 Los Angeles Swartout Valley, San Gabriel Mountains 1982 Comment
  SBBG121837  Eriogonum roseum A. Parikh, N. Gale 2005-6-18 789 Los Angeles Portal Ridge, 1 km N of intersection of N2/Johnson Rd, 1.5 km E of intersection of N2/Munz Ranch Rd 1080 Comment
  RSA771849  Eriogonum saxatile R. G. Swinney 2009-5-28 10914 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA420654  Eriogonum umbellatum var. minus F. R. Fosberg, Joseph A. Ewan 1931-8-12 4884 Los Angeles San Gabriel Mountains: summit of Mt. Islip 2500 Comment
  RSA729879  Eriogonum umbellatum var. minus R. G. Swinney 1998-9-7 6926 Los Angeles Pine Mountain Ridge, c. 1/4 mi. west of summit of Pine Mountain. 2817 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
  LA207085  Eriogonum wrightii var. subscaposum Carl B. Wolf; 1932-10-21 sn Los Angeles San Gabriel Mountains, 8 mi. below Big Pines Park on road t Big Rock Creek, desert slope of San Gabriel Mts.; Upper Sonoran Zone 1371 Comment
  CAS-BOT-BC297937  Eriophyllum confertiflorum Steven M. Kaune 1962-6-13 373 Los Angeles Ca 15-20 miles S of Tejon Pass on route toward Castaic off Highway 99, just S and above Oso Canyon, SW end of Tehachapi Mts 914 Comment
  CATA1570  Eriophyllum confertiflorum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2838 Los Angeles Santa Catalina Island: Bluff southeast of Rippers Cove 6 Comment
  POM147460  Eriophyllum confertiflorum Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. 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
  RSA584489  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross 1992-5-24 6419 Los Angeles Brown's Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam. 464 Comment
  RSA632935  Eriophyllum confertiflorum var. confertiflorum Valerie L. Soza, Kent Hughes 1999-6-17 544 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  UC1118338  Eriophyllum confertiflorum var. confertiflorum H. A. Jensen 1933-5-18 306 Los Angeles 2 mi ne from Acton; Tujunga Quadrangle 944 Comment
  UCD39073  Eriophyllum pringlei Beecher Crampton 1963-5-7 6774 Los Angeles San Bernardino: Los Angeles County border; 0.5 miles n.w. Desert Springs, State Hwy. 138. 1185 Comment
  SBBG96631  Erodium botrys S. Boyd with T. Ross, L. Arnseth 1990-4-6 4138 Los Angeles Stone House Field Stn on E side of island, headland between Stone and Burns Cyns 457 Comment
  RSA650521  Erodium botrys Harvey Kennedy 1949-2-8 s.n. Los Angeles Cal Poly Athletic Field, San Dimas. 244 Comment
  SD230239  Erodium botrys Louis C. Wheeler 1951-5-13 6800 Los Angeles San Gabriel Mountains: Tanbark Flat. San Dimas Canyon. Comment
  RSA391810  Erodium cicutarium Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  RSA632004  Erodium cicutarium Louis C. Wheeler 1969-3-9 s.n. Los Angeles San Gabriel Mountains: Ridge between mouth of Big & Little Dalton Canyon. 351 Comment
  UCR255754  Erodium cicutarium R. G. Swinney 2010-5-12 12719 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  UCR259634  Erodium cicutarium R. G. Swinney 2010-4-15 12222 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  SEINET8553327  Erodium cicutarium G. B. Grant 1901 to 1905 448 Los Angeles Pasadena, Pacific Coast Comment
  UCD103173  Erodium cicutarium Elise Jackson 1993-5-6 24 Los Angeles Eddleston Park, Reseda Blvd. at Calle Vista Circle. Comment
  IRVC29550  Erodium macrophyllum A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26152 Los Angeles Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. Western San Gabriel Mtns. 488 Comment
  RSA773997  Erysimum capitatum R. G. Swinney 2009-7-22 11309 Los Angeles summit of Mt. Hillyer, north of Horse Flats 1866 Comment
  OBI50368  Erysimum capitatum R. A. Oyler 1975-5-31 637 Los Angeles 1/4 mi up cyn from Lower San Antonio Range Station, San Antonio cyn 780 Comment
  POM143113  Erysimum capitatum var. capitatum C. F. Baker 1904-4-30 4753 Los Angeles Claremont. 365 Comment
  UC729579  Eschscholzia Carl B. Wolf 1932-5-9 3492 Los Angeles about due w Pebbly Beach (along road to Renton Mine); Santa Catalina Island 304 Comment
  POM418  Eschscholzia caespitosa Otis Hiatt 1916-3-16 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA587073  Eschscholzia caespitosa Tim S. Ross 1993-5-16 7158 Los Angeles San Gabriel Mountains: Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse and Little Dalton canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  CAS-BOT-BC403182  Eschscholzia californica Le Roy Abrams No date on label 1357 Los Angeles San Fernando Mts. near Chatsworth Park 548 Comment
  OBI8160  Eschscholzia californica Lewis Meltz 1977-4-9 LM 34 Los Angeles 3 km NE of Eation Cyn bridge, on old Mt Wilson toll rd Comment
  POM125701  Eschscholzia californica var. peninsularis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA570054  Eschscholzia californica var. peninsularis Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4911 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  CAS-BOT-BC92216  Eschscholzia ramosa E. R. Blakley 1963-12-8 6409 Los Angeles San Clemente Island. Between Northwest Harbor and Whale Point. 7 Comment
  RSA445471  Eschscholzia ramosa F. R. Fosberg 1931-4-13 S- 4598 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. Comment
  RSA748149  Eucalyptus sideroxylon Justin M. Wood 2009-4-2 460 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA549583  Eucrypta chrysanthemifolia Tim S. Ross 1991-3-10 4217 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  RSA708693  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie L. Soza, Miriam Sidibeh 2003-3-26 1599 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  RSA785823  Eucrypta chrysanthemifolia var. chrysanthemifolia K. Dobry 1990-3-25 112 Los Angeles Simi Hills at Dayton Canyon. Comment
  UC1228867  Eucrypta chrysanthemifolia var. chrysanthemifolia Peter H. Raven 1962-5-9 17695 Los Angeles just s Gray, San Clemente Island; San Clemente Island 304 Comment
  UCSB26239  Eucrypta micrantha Black, Nan 1968-4-6 Los Angeles 100 feet south of Santiago Canyon Road, 0.6 miles north of junction of Old Sierra Highway and Santiago Road, 4 miles northeast of Acton 914 Comment
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Jun 30 2013
  UCR193942  Euphorbia A. C. Sanders 2008-7-10 35725 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
  UCR99438  Euphorbia lathyris L. C. Wheeler 1951-5-27 6802 Los Angeles Potrero Chico. c. 0.5 mi. north of San Gabriel Blvd. on Rosemead Blvd. 61 Comment
  CAS-BOT-BC202543  Euphorbia misella Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6944 Los Angeles Santa Catalina Island: slope ca. 1600 feet NE of Little Harbor; apparently on a substrate of the Mesozoic Franciscan Formation 51 Comment
  RSA214616  Euphorbia peplus Joseph A. Ewan 1932-2-20 7022 Los Angeles Mandeville canyon, at Administration bldg. Santa Monica Mtns. Comment
  RSA748995  Euphorbia serpillifolia A. C. Sanders, T. B. Salvato 2009-5-20 36887 Los Angeles near Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  RSA607706  Euthamia occidentalis Scott D. White 1997-11-5 6020 Los Angeles Mouth of Zuma Creek, E end of the County Beach. 8 Comment
  POM187601  Euthamia occidentalis Joseph A. Ewan 1931-10-24 5277 Los Angeles Santa Monica Mountains: 0.5 mile below Seminole Hot Springs. Comment
  CATA3301  Extriplex californica Amy Catalano, Jen Dreizehn 2017-3-16 018 Los Angeles Santa Catalina Island: Rippers Cove, rocky walls along beach margin 4 Comment
  CATA3340  Extriplex californica Amy Catalano, Schylar Gholson 2016-2-9 013 Los Angeles Santa Catalina Island: Beach southwest of Smuggler's Loop Road 0 Comment
  UCR260002  Festuca microstachys R. G. Swinney 2010-5-11 12632 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
  UCR271560  Festuca myuros R. G. Swinney 2011-3-18 14147 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  UCR280658  Festuca myuros R. G. Swinney 2014-5-21 16622 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
  SEINET3463252  Ficus carica Unknown 1939-7-10 116 Los Angeles Los Angeles, Los Angeles, Campus Comment
  CAS-BOT-BC502103  Ficus microcarpa R. E. Riefner, Jr. 2015-5-2 15 -138 Los Angeles City of Arcadia, S side of I-210, W of Colorado Blvd, between 2nd St and La Porte St. 153 Comment
  RSA0113951  Ficus microcarpa R. E. Riefner Jr. 2014-6-10 14 -371 Los Angeles Harbor City, W of 110-Freeway, Figueroa Pl. at Lagoon Dr. 6 Comment
  RSA731663  Filago californica F. R. Fosberg 1931-3-25 S- 4306 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 60 Comment
  UCR190408  Filago californica R. G. Swinney 2000-5-20 7693 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  UCR281408  Filago depressa R. G. Swinney 2014-4-30 16295 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
  RSA191101  Filago gallica R. F. Thorne, M. Z. Thorne 1967-6-25 37080 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA587716  Filago gallica Steven A. Junak 1985-5-15 sci 74 Los Angeles San Clemente Island, Central portion of island, along road to Pek 1603 and Camera Pad 'Stone' 457 Comment
  OBI44795  Forestiera pubescens David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20055 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  UCD38456  Forestiera pubescens Beecher Crampton 1955-4-28 2724 Los Angeles Old State Hwy. 138, 2 miles west of Lancaster. Comment
  SD233924  Frangula californica J. Vlahos 1934-5-13 Los Angeles San Antonio Canyon 1402 Comment
  POM158276  Frankenia grandifolia M. B. Dunkle 1928-5-12 1923 Los Angeles Santa Catalina Island: Empire Landing 61 Comment
  RSA4831  Frankenia grandifolia James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Comment
  CAS-BOT-BC223758  Frankenia salina Carl B. Wolf 1932-5-12 3589 Los Angeles Santa Catalina Island. Little Harbor 3 Comment
  SD69631  Frankenia salina Robert F. Thorne, P. Everett 1965-5-11 34543 Los Angeles Catalina Island; salt flat north of Catalina Harbor. Comment
  CAS-BOT-BC223415  Fraxinus dipetala Timothy S. Ross 1992-4-21 6218 Los Angeles San Gabriel Mountains. Glendora Ridge Road: on the divide between San Dimas Canyon & Cattle Canyon, draining northwestward toward Peacock Canyon 1158 Comment
  UCR197087  Fraxinus uhdei LeRoy Gross 2007-5-16 2731 Los Angeles Transverse Range; Verdugo Mountains, southern side of the range, entrance toWildwood Canyon at intersection with Harvard Road and Wildwood Canyon Road, across from the De Bell golf course 387 Comment
  UCSB70309  Fraxinus velutina Ferren, Wayne; Hamilton, Jason 1993-9-1 Los Angeles Santa Monica Mtns. Tapia County Park. Comment
  JEPS104674  Fritillaria pinetorum John L. Morrison 1937-6-17 2531 Los Angeles San Gabriel Mountains; between spring and Windy Camp on trail down to Crystal Lake Comment
  RSA96562  Froelichia gracilis George W. Garrettson 1955-6-8 s.n. Los Angeles Santa Fe right-of way, Walnut Ave., San Dimas Comment
  SBBG127577  Funastrum cynanchoides var. hartwegii A. C. Sanders with T. B. Salvato 2009-5-20 36865 Los Angeles under SCE powerlines NE of Plaza Dr, SE of Montebello Blvd and SW of San Gabriel Blvd; Montebello Hills 96 Comment
  UCR18427  Galinsoga parviflora O. F. Clarke 1977-1-30 s.n. Los Angeles San Gabriel Mtns. Foothills, Pasadena [Altadena], north end of Lake Ave. Comment
  UCR223775  Galium R. G. Swinney 2009-6-17 11159 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  RSA674732  Galium angustifolium Scott D. White, Pam De Vries 2000-5-18 7913 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  LA208402  Galium angustifolium J. Ewan; 1931-8-3 Los Angeles San Gabriel Mountains, Dry grassyslope under pines S slope Strawberry Peak at Rim o' World Monument 1615 Comment
  JEPS56100  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and G. L. Stebbins 1966-1-20 4169 Los Angeles State Hwy 23 ca 1 mi above jnct. with U.S. #1 (200 yd beyond second switchback); Santa Monica Mts., Decker Canyon (Los Alisos Canyon) Comment
  RSA0094925  Galium angustifolium subsp. angustifolium R. G. Swinney 2011-6-20 15230 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1567 Comment
  POM367695  Galium angustifolium subsp. gabrielense M. B. Dunkle 1933-6-17 3612 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  POM367740  Galium aparine Louis Greata 1901-03 s.n. Los Angeles Highland Park. Comment
  RSA0082899  Galium aparine R. G. Swinney 2010-5-7 12586 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  CAS-BOT-BC217461  Galium catalinense Alice Eastwood 1918-6-10 s.n. Los Angeles The Isthmus, Santa Catalina Island Comment
  SBBG98710  Galium catalinense subsp. acrispum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5291 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll; upper portion of drainage 274 Comment
  SBBG19187  Galium catalinense subsp. catalinense M. A. Piehl 1963-12-8 631096 Los Angeles Cave Cyn, ca. 0.5 mi from mouth 50 Comment
  UCD121774  Galium hallii Cameron Blake; Jane Turner, Francis M. Ball 1962-6-2 SK and F 971 Los Angeles ca. 5 mi. NW of Big Pines on road to Valyermo. 1767 Comment
  RSA0110785  Galium johnstonii Richard G. Swinney 2011-5-16 14752 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SE of Colby Ranch Rd. and FS Rd. 3N19 (along Big Tujunga Cyn.), c. 450 ENE of lodge in center of camp. 1375 Comment
  RSA532640  Galium johnstonii Tim S. Ross 1991-8-14 5743 Los Angeles Granite Mountain, San Gabriel Mountains 1887 Comment
  LA208438  Galium nuttallii Joseph Andorfer Ewan; 1932-6-17 Los Angeles San Gabriel Mountains, One locality under Quercus chrysolepis on grassy slope. Barley Flats 1676 Comment
  UCR281773  Galium nuttallii subsp. insulare Mitch Provance, Scott Duff 2017-6-29 617- 71 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  LA200803  Galium nuttallii subsp. nuttallii Jonathan Sauer; H. N. Sauer 1974-4-16 5570 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon - Topanga Canyon, ridge between Tuna Canyon and Topanga Canyon. Comment
  LA50681  Galium nuttallii subsp. nuttallii J. A. Ewan; 1929-3-18 1251 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  SD181346  Galium nuttallii subsp. nuttallii Valeria Soza, W. Law, L. Moore 2000-6-27 1036 Los Angeles San Gabriel Mountains: Firebreak above Chantry Flat Heliport, 0.7 mile southwest of Chantry Flat along FS Road 2N41.2, south of San Olene Canyon 853 Comment
  SEINET13387031 Image available Galium porrigens R. G. Swinney 2011-1 15734 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
  RSA534234  Galvezia speciosa M. B. Dunkle 1939-4-4 7249 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA0115752  Gamochaeta pensylvanica R. G. Swinney 2011-3-29 14246 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
  RSA747390  Gamochaeta pensylvanica A. C. Sanders, T. B. Salvato 2009-5-20 36877 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
  RSA279038  Gamochaeta pensylvanica R. F. Thorne 1971-4-23 41483 Los Angeles Angeles National Forest; NE of Chantry Flats along Santa Anita Creek. 549 Comment
  SJSU3879  Garrya veatchii C. W. Sharsmith 1964-1-1 7175 Los Angeles near head of Bear Canyon (Arroyo Seco drainage), San Gabriel Mts 1066 Comment
  UCR104186  Garrya veatchii Scott D. White 1997-5-21 5196 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  SBBG13012  Gastridium phleoides E. R. Blakley 1962-6-9 5209 Los Angeles between Triangulation Pts "Chenity" and "Rest"; above Mosquito Cove 335 Comment
  UCD66715  Gastridium phleoides Robert F. Thorne; P. Everett 1965-6-22 34901 Los Angeles Santa Catalina Island, Avalon Canyon. 182 Comment
  RSA0111935  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-8-5 15606 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  RSA733563  Gayophytum oligospermum R. G. Swinney 1998-8-13 6748 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
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Jul 21 2010
  SBBG38926  Genista linifolia E. R. Blakley 1963-4-9 5568 Los Angeles above Pebbly Beach along Terrace Drive 121 Comment
  SBBG38928  Genista linifolia M. A. Piehl 1962-10-3 62514 Los Angeles highway, ca. 1 mi above Avalon Comment
  RSA0108863  Genista linifolia Steven A. Junak, Keri Kirkland 1998-4-5 SCa- 551 Los Angeles Santa Catalina Island: Toyon Bay, just inland from mouth of canyon. 18 Comment
  RSA746841  Geranium carolinianum R. G. Swinney 2008-4-30 8695 Los Angeles Glendora, Big Dalton Canyon Debris Basin. 341 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
  RSA747408  Gilia R. G. Swinney 2008-6-9 8969 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
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Dec 7 2018
  SBBG17428  Gilia K. A. Wilson 1962-5-12 1266 Los Angeles Antelope Valley, 2 mi W of Littlerock on Hwy 138 Comment
  SBBG121864  Gilia achilleifolia subsp. achilleifolia A. Parikh, N. Gale 2005-6-15 779 Los Angeles Portal Ridge, 1.1 km N of intersection of N2/Johnson Rd, 1.6 km E of intersection of N2/Munz Ranch Rd 1085 Comment
  RSA781423  Gilia angelensis Erika Gardner, Nancy Hamlett 2012-3-23 6 Los Angeles City of Claremont, Bernard Field Station. South end of station along Foothill Blvd. About 3 meters from the chain-link fence, inside the field station. 396 Comment
  RSA791801  Gilia angelensis Mark Elvin 2003-4-22 2529 Los Angeles Western Transverse Range: Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, south of Santa Clara River and highway 126, c. 4 miles east of Ventura county line. 314 Comment
  RSA67074  Gilia angelensis Alva Grant, Verne Grant 1951-3-23 15974 Los Angeles North of Claremont at base of San Gabriel Mountains. 549 Comment
  RSA470224  Gilia capitata subsp. abrotanifolia N. C. Cooper 1945-5-1 2193 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  UC23358  Gilia capitata subsp. abrotanifolia J. H. Barber 1897-5-21 108 Los Angeles Santa Monica Canyon Santa Monica Canyon (Southern California) Comment
  UCD117686  Gilia capitata subsp. abrotanifolia Robert F. Thorne; J. Henrickson 1963-5-5 32299 Los Angeles near mouth of Cobal Canyon, in the foothills of the San Gabriel Mountains, 4 miles north of Claremont. 518 Comment
  RSA470149B  Gilia diegensis Anstruther Davidson s.n. Los Angeles Acton. Comment
  RSA587408  Gilia latiflora subsp. cuyamensis Orlando Mistretta 1995-4-5 1602 Los Angeles Drainage W of Little Rock Creek Reservoir. 1006 Comment
  CAS-BOT-BC226325  Gilia latiflora subsp. davyi Louis C. Wheeler 1932-4-9 566 Los Angeles 4 mi. WSW Fairmont, Antelope Valley 914 Comment
  UC1602100  Gilia latiflora subsp. davyi J. Burtt Davy May 9 1896-May 24 1896 2655 Los Angeles near Mazana (Ma<?>ana); Antelope Valley, near Mazana Comment
  RSA469383  Gilia latiflora subsp. latiflora J. Q. Burch, Rose L. Burch 1940-4-9 4028 -32 Los Angeles Lancaster. Comment
  SBBG64427  Gilia latiflora subsp. latiflora H. and M. Dearing 1930-4-15 Los Angeles Cajon Pass to Palmdale Comment
  SFV19333  Gilia leptantha subsp. transversa P. Wilson, J. N. Hogue 2005-5-23 4215 Los Angeles San Gabriel Mountains Highway 2, about 0.3 km east of Newcomb Ranch. In roadside depression. 1650 Comment
  RSA746852  Gilia modocensis Orlando Mistretta 1992-5-21 384 Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  SBBG13267  Gilia nevinii M. A. Piehl 1962-6-9 62318 Los Angeles head of cyn just below (N of) Chenity (S of Mosquito Cove) 304 Comment
  SD86337  Gilia nevinii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3231 Los Angeles San Clemente Island. Grassy fields north of Nanny. 249 Comment
  UCR189261  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-5-16 6063 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
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May 3 2012
  RSA0016171  Gilia ochroleuca subsp. ochroleuca Steve Boyd 1986-3-30 1495 -B Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  UC2026411  Gilia ochroleuca subsp. vivida Louis C. Wheeler 1964-6-20 8492 Los Angeles Mt. Waterman. Comment
  CAS-BOT-BC402060  Gilia ochroleuca subsp. vivida Geo. B. Grant 1902-6-6 355 Los Angeles Summit of Mt Wilson. South part of California Comment
  RSA750103  Gilia splendens R. G. Swinney 2008-5-5 8779 Los Angeles Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek. 1256 Comment
  SFV13336  Glebionis coronaria M. J. Thor 1983-4-8 161 Los Angeles Los Angeles Basin Playa del Rey, Ballona Wetlands. 2 Comment
  SBBG68426  Glycyrrhiza lepidota R. Hoffmann 1927-6-14 Los Angeles Hughes Lake Comment
  CAS-BOT-BC303783  Glyptopleura setulosa Ira L. Wiggins 1966-4-17 20599 Los Angeles About 2 miles N of Theodore Payne Wildflower Sanctuary, NE of Pearblossom, Mojave Desert Comment
  CAS-BOT-BC303880  Gnaphalium John I. Carlson 1914-4-28 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  UCR154018  Gnaphalium californicum A. C. Sanders 2005-5-11 30155 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 655 Comment
  POM4642  Gnaphalium californicum Shaw 1900-6-11 s.n. Los Angeles Claremont. Comment
  RSA678432  Gnaphalium microcephalum Mark Elvin, Orlando Mistretta, Jennifer Stone 1996-3-23 117 Los Angeles San Clemente Island 53 Comment
  CATA2947  Gnaphalium palustre Sarah Ratay 2010-7-14 127 Los Angeles Santa Catalina Island: Reservoir near bison corrals E of Two Harbors. In pond margins on NE side of pool. 191 Comment
  POM358906  Gnaphalium palustre Anstruther Davidson 1809 Los Angeles E. Los Angeles. Comment
  RSA690963  Goodmania luteola J. Mark Porter, Laren Machen 2004-5-2 14095 Los Angeles Antelope Valley; along California Highway 138 (Avenue D) several miles W of Interstate 14. 704 Comment
  CAS-BOT-BC110277  Grayia spinosa Ira L. Wiggins 1966-4-23 20632 Los Angeles East of 145 Street E, between Palmdale Boulevard and Avenue O, north of Pearlblossom. Mohave Desert. Comment
  RSA478803  Grayia spinosa Robert M. Perkins 1937-4-23 361 Los Angeles Between Lancaster & Palmdale. Comment
  RSA598111  Grayia spinosa Steve Boyd, Lauren Raz 1997-3-4 9159 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, east of Crown Valley and northwest of Acton Canyon, just north of Sierra Highway ca 0.8 miles east of Crown Valley Road., Near 34 deg 29' 38.9'' N 118 deg 11' 04.5''W 926 Comment
  CAS-BOT-BC305270  Grindelia hirsutula John Thomas Howell 1931-5-29 6562 Los Angeles Hills of Santa Monica Mts. at Santa Monica Comment
  RSA248890  Guillenia lasiophylla R. F. Thorne 1973-4-12 42943 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  RSA430024A  Guillenia lasiophylla Anstruther Davidson 1890-3-24 s.n. Los Angeles Foothills L.A. Comment
  LA32027  Gutierrezia sarothrae Peter H. Raven; Henry J. Thompson 1959-9-18 14450 Los Angeles Santa Monica Mountains, Westwood, UCLA campus 152 Comment
  SBBG128221  Hainardia cylindrica M. L. Hoefs, S. A. Junak 1997-6-4 2765 Los Angeles deep tank reservoir, by rd above Empire Landing 106 Comment
  RSA653929  Hazardia squarrosa Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1031 Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 822 Comment
  RSA0001264  Helenium bigelovii Joseph A. Ewan 1930-6-23 2655 Los Angeles Little Cienega below Crystal Lake 1463 Comment
  UCR204893  Helianthemum scoparium R. G. Swinney 2008-4-1 8598 Los Angeles San Gabriel Mtns., ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  RSA0096948  Helianthemum scoparium L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek. 609 Comment
  RSA0048580  Helianthus annuus Lee Haines 1948-7-6 s.n. Los Angeles Canoga Park. Comment
  RSA695715  Helianthus annuus Keith E. Hoffmaster 1927-10-15 s.n. Los Angeles Santa Ana. Comment
  UC1746079  Helianthus annuus Annetta M. Carter 1946-4-23 1758 Los Angeles Sierra Madre. Crest of first hill on Mt. Wilson Trail. 365 Comment
  UC194069  Helianthus gracilentus Samuel B. Parish 1889-6-1 1887 Los Angeles San Francisquito Canyon Comment
  SD212494  Helianthus nuttallii A. C. Sanders, Mark Elvin 2002-6-25 25257 Los Angeles Northeast end of Santa Susana Mountains; Newhall Ranch, large natural spring at north foot of Airport Mesa, 0.75 mile southwest of Castaic Junction. 305 Comment
  IRVC28699  Heliotropium curassavicum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25477 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  UCR272920  Heliotropium curassavicum Steven A. Junak 2000-6-30 SCa- 1357 Los Angeles Channel Islands, Santa Catalina Island, upper end of Little Harbor, near camp area, campground 8 Comment
  POM360269  Hemizonia fasciculata Wm. Martin 1971-8-5 s.n. Los Angeles Stunt Canyon, Santa Monica Mts. Comment
  RSA617148  Hemizonia minthornii Scott D. White 1995-10-19 3721 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  UCR118633  Hemizonia minthornii O. F. Clarke 1981-3-22 s.n. Los Angeles Santa Susana Mtns., about 2 miles west of Chatsworth [probably in vicinity of Santa Susana Pass] Comment
  SBBG131958  Herniaria hirsuta var. cinerea S. A. Junak 2000-4-15 SCa 1223 Los Angeles E of Lone Tree 432 Comment
  POM2137  Hesperocnide tenella George B. Grant 1904-5-26 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC403840  Hesperocnide tenella Carl B. Wolf 1932-5-11 3560 Los Angeles Santa Catalina Island. Fourth O'July Cove. Above the road 30 Comment
  RSA509588  Heterocodon rariflorum L. C. Wheeler 1967-7-15 10033 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UCR27039  Heterocodon rariflorum T. P. Krantz 1980-7-3 s.n. Los Angeles San Gabriel Mtns., Horse Flats Campground 1768 Comment
  JEPS11806  Heterocodon rariflorum Frank W. Peirson 1921-6-14 1210 Los Angeles Trail Fork San Gabriel; San Gabriel Mountains 990 Comment
  RSA612282  Heterocodon rariflorum L. C. Wheeler 1934-4-24 2545 Los Angeles Liveoak Canyon Dam 457 Comment
  LA20819  Heteromeles arbutifolia Jonathan Sauer; D. Bradbury, R. Thaman 1969-12-7 4679 Los Angeles Santa Monica Mountains, Latigo Canyon, unspecific location Comment
  SEINET4091672  Heteromeles arbutifolia M. B. Dunkle 1939-1 7337 Los Angeles Chenetti Canyon on San Clemente Island. Comment
  CAS-BOT-BC318869  Heterotheca grandiflora Le Roy Abrams 1904-8-26 6345 Los Angeles Inglewood Comment
  JEPS20384  Heterotheca grandiflora Frank W. Peirson 1918-10-15 281 Los Angeles foot of Echo Mt. trail San Gabriel Mountains, Echo Mt. 548 Comment
  LA105050  Heterotheca grandiflora Barry A. Prigge; 1988-7-3 8218 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  UC481027  Heterotheca grandiflora C. F. Millspaugh 1920-1-1 4494 Los Angeles Descanso Canyon Santa Catalina Island, Descanso Canyon Comment
  UC897764  Heterotheca grandiflora Marcus E. Jones, A. M. 1882-3-7 3614 Los Angeles Pasadena Comment
  UCR100618  Heterotheca grandiflora B. G. Pitzer 1996-5-5 2854 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA0074399  Heterotheca grandiflora Henry J. Ramsey, Henry J. Ramsey 1937-8-23 1420 Los Angeles Altadena. Comment
  RSA0074413  Heterotheca grandiflora Timothy S. Ross 1991-5-20 5365 Los Angeles San Clemente Island: North third, upper S branch of unnamed drainage that empties to sea just N of Jack Point lighthouse. 168 Comment
  RSA0075827  Heterotheca grandiflora Orlando Mistretta 1992-4-4 136 Los Angeles San Clemente Island. Comment
  RSA93229  Heterotheca sessiliflora subsp. echioides F. W. Peirson 1225 Los Angeles Roadside near Sierra Madre. Comment
  CAS-BOT-BC310848  Heterotheca sessiliflora subsp. fastigiata LeRoy Abrams 1904-9-2 4175 Los Angeles Elysian Park, Los Angeles Comment
  UCR191311  Hieracium albiflorum R. G. Swinney 1998-7-10 6359 Los Angeles San Gabriel Mtns., Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  CAS-BOT-BC207502  Hoffmannseggia glauca R. E. Jr. Riefner 2006-7-8 06 -295 Los Angeles Southern Coast: Long Beach, Studebaker Rd. at 22 Freeway 6 Comment
  SD197767  Hoffmannseggia glauca A. C. Sanders, T. B. Salvato 2009-5-18 36807 Los Angeles San Gabriel Valley: Montebello Hills, north side of the Pomona (60) Freeway, southwest of Greenwood Avenue, south of Potrero Grande Drive, under SCE powerlines near substation. 106 Comment
  CAS-BOT-BC149955  Holodiscus discolor var. discolor Joseph Andorfer Ewan 1933-7-4 7853 Los Angeles Sturdevant Trail, Santa Anita Canyon, San Gabriel Mts. 1066 Comment
  UCR277021  Holodiscus discolor var. microphyllus R. G. Swinney 2010-9-23 13889 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA641422  Holodiscus microphyllus Louis C. Wheeler 1967-7-15 10051 Los Angeles Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA0116324  Hordeum murinum subsp. leporinum Teresa B. Salvato 2008-4-25 3347 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert: Hwy 138, west of Cow Spring Canyon and 0.6 mi east of 300th Street West. 930 Comment
  POM352509  Hordeum vulgare F. R. Fosberg 1931-4-11 4567 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. Comment
  RSA552521  Hordeum vulgare D. Charlton 1991-5-27 5301 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
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Jul 30 2014
  SEINET11911586  Horkelia cuneata subsp. puberula H. M. Hall 1903-1 3750 Los Angeles Pasadena Comment
  RSA0081371  Hulsea heterochroma R. G. Swinney 2010-9-9 13788 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
  UCR271239  Hulsea heterochroma R. G. Swinney 2011-6-1 14975 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  UCR272948  Hulsea heterochroma R. G. Swinney 2011-8-5 15609 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA229732  Hulsea heterochroma R. F. Thorne 1971-6-26 40596 Los Angeles Summit of Mt. Wilson 1738 Comment
  RSA584134  Hulsea heterochroma Timothy S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2959 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  SBBG105558  Hulsea heterochroma T. Ross, S. Boyd 1994-5-25 7911 Los Angeles E end of Liebre Mtn summit; 0.6 Rd mi W of old rd 1685 Comment
  RSA585908  Hulsea vestita subsp. gabrielensis Timothy S. Ross, S. D. Boyd 1990-5-23 2608 Los Angeles Mt. Gleason area: north-northwesterly ridge decending from Messenger Peak (6015 ft) near the headwaters of Mill canyon and Moody Canyon. San Gabriel Mountains. 1720 Comment
  UCD133322  Hypochaeris glabra Jack Delaini; Ken Zekar 1974-4-30 151 Los Angeles east facing slope on west ridge of canyon. Lodi canyon, San Dimas Experimental Forest, Angeles National Forest. 822 Comment
  UCR108446  Imperata brevifolia L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mtns, Big Tujunga Canyon Road at Doske Road, just east of Ybarra Canyon 564 Comment
  JEPS64612  Isocoma acradenia var. acradenia Ernest C. Twisselmann 1970-9-8 17500 Los Angeles Avenue A at 50th Street West; Mojave Desert, Antelope Valley 731 Comment
  CAS-BOT-BC140528  Isocoma menziesii A. C. Sanders; T. B. Salvato 2009-5-19 36818 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA188381  Isocoma menziesii R. F. Thorne, P. C. Everett 1965-6-24 35048 Los Angeles Santa Catalina Island. Shark Harbor, W side of Island. 8 Comment
  SD107847  Isocoma menziesii var. menziesii Larry DeBuhr, Gary Wallace 1972-9-4 724 Los Angeles San Clemente Island, West Cove at northwest end of island Comment
  UC1871208  Isocoma menziesii var. sedoides Tim Ross with Amirchan Amirchanov, Yuri Gorbunov, Peter Gorovoy, Steve Junak, and Carol Galbraith 1992-9-17 6798 Los Angeles Santa Cruz Island: S side of the island; sandy beach at the mouth of Laguna Canyon. Comment
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Feb 19 2015
  CATA1791  Isocoma menziesii var. vernonioides Benjamin E. Carter, Tony Summers 2012-8-16 6975 Los Angeles Santa Catalina Island: Below Lasso Loop, between Ben Weston Point and China Point 40 Comment
  RSA607708  Isocoma menziesii var. vernonioides Scott D. White, Pam De Vries 1997-11-20 6026 Los Angeles Cismontane L.A. County: Big Tujunga Wash (San Gabriel Mtn. foothills / E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansem Dam, and N of Wentworth St. 320 Comment
  UC1126555  Isomeris arborea R. St. John 1928-2-27 4 Los Angeles Texas Canyon; Elizabeth Lake Quad. 609 Comment
  RSA509586  Iva axillaris L. C. Wheeler 1967-7-23 10162 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Spring. Comment
  SEINET12267915  Jacaranda mimosifolia R. E. Mason 1944-1 s.n. Los Angeles near Los Angeles Comment
  CAS-BOT-BC47594  Jepsonia malvifolia James R. Shevock 1975-3-22 4029 Los Angeles between Black Jack Campground and Cottonwood Canyon. Base of Orizaba Mountain. Santa Catalina Island 304 Comment
  SBBG96532  Jepsonia malvifolia M. C. Carroll 1990-9-29 3008 Los Angeles W of Lion's Head 60 Comment
  CAS-BOT-BC158128  Juglans californica A. C. Sanders; R. E. Riefner, Jr. 2009-8-18 37168 Los Angeles San Gabriel Valley: Pomona, Cal Poly Pomona campus at Kellogg West 267 Comment
  RSA709770  Juglans californica A. C. Sanders, Mark A. Elvin 2003-8-7 27165 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle. 282 Comment
  SBBG98567  Juglans californica T. and A. Ross 1991-3-7 4152 Los Angeles Elephant Hill, W Pomona 335 Comment
  UCR3262  Juglans californica H. M. Whistler 1964-4-11 640411- 05 Los Angeles San Gabriel Valley, 100 yards off road across from Puddingstone Reservoir 290 Comment
  LA33921  Juglans californica var. californica Peter H. Raven; 1959-5-3 14054 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  SD90207  Juglans californica var. californica Benjamin C. Stone 1953-3-16 294 Los Angeles Brea Canyon Road, south of Pomona. 274 Comment
  RSA787268  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37162 Los Angeles Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR205625  Juglans nigra A. C. Sanders, T. B. Salvato 2009-5-21 36891 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
  CAS-BOT-BC102333  Juglans regia Peter H. Raven 1959-5-3 14085 Los Angeles Woodrow Wilson Drive 1.2 miles east of Laurel Canyon 350 Comment
  RSA0065717  Juncus Justin M. Wood 2011-7-7 4330 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA755956  Juncus Dan S. Cooper 2007-5-4 2 Los Angeles Griffith Park. c. 300 m south of Travel Town in small side canyon. Comment
  UCR126676  Juncus acutus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26216 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  RSA0012075  Juncus bufonius Steve Boyd, Rick Riefner 2007-4-27 11735 Los Angeles City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  RSA0091147  Juncus bufonius var. occidentalis R. G. Swinney 2011-10-10 15740 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA0112557  Juncus bufonius var. occidentalis R. G. Swinney 2011-6-15 15187 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  SEINET3877874  Juncus canaliculatus Victor Duran 1933-7-22 3526 Los Angeles Buckhorn, San Gabriel Mountains.; 0 1981 Comment
  UC1595422  Juncus macrophyllus Tim Ross 1992-7-10 6669 Los Angeles between Coldwater Canyon and Wickiup Canyon (San Gabriel Mts., Big Tujunga Creek); San Gabriel Mts., Big Tujunga Creek 967 Comment
  UC2030048  Juncus macrophyllus Louis C. Wheeler 1966-10-1 8940 Los Angeles SAN GABRIEL MOUNTAINS: Millie's Orchard, lower Colby Ranch, Coldwater Canyon. Comment
  RSA651588  Juncus mexicanus T. Shipman 1974-7-25 s.n. Los Angeles Lake Jackson. 1828 Comment
  UC1133743  Juncus textilis Jerome S. Horton 1936-9-18 410 Los Angeles Tanbark Flats San Dimas Experimental Forest, Pomona Quad. 792 Comment
  POM1591  Juncus xiphioides I. M. Johnston 1917-8-23 1684 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  POM19088  Juncus xiphioides Phillip A. Munz 1923-8-30 7645 Los Angeles Lone Pine Canyon, San Antonio Mountains. 1524 Comment
  CAS-BOT-BC80990  Juniperus californica A. D. E. Elmer 1902-6-1 3633 Los Angeles Palmdale Comment
  CAS-BOT-BC81007  Juniperus californica Alice Eastwood 1906-5-27 225 Los Angeles Roscoe Comment
  RSA772158  Juniperus californica R. G. Swinney 2009-5-20 10855 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UC1134274  Juniperus californica H. A. Jensen 1933-1-25 260 Los Angeles San Gabriel Wash Pomona Quadrangle Comment
  UCR205537  Juniperus californica A. C. Sanders, T. B. Salvato 2009-5-21 36896 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
  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
  CAS-BOT-BC234554  Justicia californica Geo. B. Grant No date on label 6703 Los Angeles Pasadena Comment
  NY786829  Keckiella breviflora var. breviflora L. J. Xantus de Vesey 1857-1 62 Los Angeles Fort Tejon, and vicinity Comment
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Feb 2 2013
  POM4274  Keckiella cordifolia E. L. Brown s.n. Los Angeles Mts. east of L. A. Pasadena Comment
  RSA13230A  Keckiella cordifolia Fay A. MacFadden 1931-05 3005 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  CAS-BOT-BC238331  Keckiella ternata var. septentrionalis Ernest C. Twisselmann 1959-6-2 5320 Los Angeles Old Ridge Route, 1.25 mile north of Quail Lake Fire Station 1219 Comment
  POM1169  Koeleria macrantha D. L. Crawford 1916-5-20 717 Los Angeles Mountains above Claremont. Comment
  RSA230272  Koeleria macrantha R. F. Thorne 1969-7-2 38302 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit 1982 Comment
  RSA774859  Koeleria macrantha R. G. Swinney 2009-6-24 11244 Los Angeles summit of Granite Mountain 1988 Comment
  LA204719  Krascheninnikovia lanata A. M. Johnson; 1932-4-17 3964 Los Angeles N of Palmdale Comment
  RSA640039  Lactuca serriola Steven A. Junak 1996-10-2 SCI 700 Los Angeles San Clemente Island: Lower portion of Horse Canyon, ca. 2.78 miles SSW of Thirst. 91 Comment
  RSA608697  Lagophylla ramosissima subsp. ramosissima L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail, near Big Dalton Canyon. 731 Comment
  CAS-BOT-BC273827  Lamarckia aurea David B. Weissman 1971-6-26 180 Los Angeles San Clemente Island. Gravel surface area above Mosquito Cove 345 Comment
  UCR125481  Lamarckia aurea A. C. Sanders, Mark Elvin 2003-4-14 25953 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
  UCR88664  Lamarckia aurea Scott D. White, Chet McGaugh 1995-5-9 2990 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA657446  Lantana montevidensis S. Campbell 1980-6-2 30 Los Angeles Verdugo Mountains Region: Found 50 feet west of Sierra Place. 244 Comment
  SBBG124886  Lastarriaea coriacea R. Burgess, C. Davis, B. Meiners, P. Munro 2000-5-28 3902 Los Angeles Canton Cyn, vicinity of oil pumps, NE of Lake Piru 335 Comment
  CAS-BOT-BC338155  Lasthenia californica M. E. Jones 1882-3-7 s.n. Los Angeles Pasadena Comment
  LA203788  Lasthenia glabrata subsp. coulteri A. M. Johnson; 1933-5-17 4267 Los Angeles Del Rey, Los Angeles Comment
  UC177411  Lasthenia gracilis T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  UC2061411  Lasthenia gracilis Rachael L. Olliff Yang with Ellery Mayence, Ana Penny, Lynn Yamashita, Bridget Wessa 2017-4-17 5 Los Angeles Tejon Ranch. Mojave Side; close to 290th Street Gate (Loomis Gate). Comment
  UC55099  Lasthenia gracilis H. M. Hall 1903-4-1 3764 Los Angeles Playa del Rey Comment
  UCSB6387  Lasthenia gracilis 1940-5-13 Los Angeles San Dimas Exp. Forest; Garcia Truck Trail Comment
  RSA651391  Lathyrus laetiflorus subsp. barbarae P. H. Raven, Henry J. Thompson 1960-4-24 15119 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
  RSA585671  Lathyrus latifolius T. S. Ross 1990-6-11 3342 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  UC729592  Lathyrus vestitus var. alefeldii Carl B. Wolf 1932-5-9 Los Angeles about 0.5 mi way to Mexican Houses; Santa Catalina Island, Pebbly Beach Canyon 60 Comment
  CATA3440  Lathyrus vestitus var. vestitus Benjamin J. Dion, Stuart Olshevski 2017-4-13 016 Los Angeles Santa Catalina Island: Channel Side; above White's Landing in China Wall watershed, below Airport Rd 139 Comment
  LA200459  Lathyrus vestitus var. vestitus Carl Epling; 1926-5-8 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA82182  Lathyrus vestitus var. vestitus O. H. Kappler; 1944-5-6 617 Los Angeles Comment
  RSA406662  Lathyrus vestitus var. vestitus L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
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Jan 1 2017
  SBBG13712  Lathyrus vestitus var. vestitus P. H. Raven 1962-4-10 17247 Los Angeles ca. 1.5 mi N of Thirst 457 Comment
  SD90585  Lathyrus vestitus var. vestitus Robert F. Thorne 1966-4-16 36073 Los Angeles San Clemente Island, NE side of the island, grassy rocky steep slope of canyon below Lemon Tank near dump, south of Nanny 182 Comment
  UCR40704  Lavatera assurgentiflora Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22673 Los Angeles Channel Islands, San Clemente Island, Wilsons Cove 50 Comment
  RSA587198  Lavatera cretica Scott D. White 1995-12-5 s.n. Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  UCR280520  Layia glandulosa R. G. Swinney 2014-4-17 16067 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  UCSB27830  Layia glandulosa Blakely, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  UCSC001215  Layia glandulosa Peter Kamb 1948-5-6 959 Los Angeles Desert foothills of San Gabriel Mts. above Little Rock San Gabriel Mts., Little Rock 975 Comment
  OBI28032  Layia glandulosa David J. Keil, Dirk Walters 1977-4-30 12298 Los Angeles Ridge Rte 1 mi S of jctn with Los Angeles Co rd N-2 Comment
  UCSB16970  Layia glandulosa Otey, D. 1963-5-5 Los Angeles California Highway 138, 9.4 miles west of San Bernardino County Line 944 Comment
  LA202103  Layia platyglossa W. O. Griesel; 1936-5-3 sn Los Angeles Santa Monica Mountains, Brown Canyon, summit of Beverly Glen Blvd 380 Comment
  UC89340  Layia platyglossa T. S. Brandegee 1890-5-8 Los Angeles San Pedro Comment
  UCR258764  Layia platyglossa R. G. Swinney 2010-6-1 13129 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  RSA650940  Layia platyglossa Earl Asker 1950-4-23 s.n. Los Angeles Puddingstone Dam Road. Comment
  SD52895  Layia platyglossa subsp. campestris Peter H. Raven 1962-5-8 17596 Los Angeles San Clemente Island; neaqr mouth of canyon at south end of Seal Cove. Comment
  RSA253134  Lepechinia fragrans Gary D. Wallace 1975-3-23 1405 Los Angeles Along road NW of Black Jack Camp, Santa Catalina Island. 503 Comment
  UCSB10039  Lepidium flavum Haller, John 1957-4-13 Los Angeles 1 mile W of Los Angeles- San Bernardino Co. line; ca. 32 road miles E of Palmdale 914 Comment
  RSA585353  Lepidium fremontii Timothy S. Ross 1991-4-27 4717 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA67361  Lepidium fremontii F. W. Peirson 1932-4-17 9867 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. 762 Comment
  SBBG98629  Lepidium lasiocarpum var. lasiocarpum T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5335 Los Angeles between Box and Horse Cyns 484 Comment
  CDA29739  Lepidium latifolium D. Chang 2009-7-2 PDR# 1450788 Los Angeles In the vicinity of Calabasas: Malibu Creek State Park. 0 Comment
  CATA1500  Lepidium strictum Mark L. Hoefs, Steven A. Junak 1996-5-1 2708 Los Angeles Santa Catalina Island: Avalon Canyon Road by horse stables 24 Comment
  SBBG62335  Lepidium strictum S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 539 Los Angeles upper portion of rd to Toyon Bay, 0.2 mi from intersection with main rd 411 Comment
  RSA0110765  Lepidium strictum Steven A. Junak 1997-3-27 SCa- 344 Los Angeles Santa Catalina Island. Avalon Canyon, along E side of Avalon Canyon Road, across from store at Hermit Gulch Campground. 91 Comment
  JEPS53771  Lepidium virginicum Frank W. Peirson 1921-3-3 2357 Los Angeles hills w Arroyo Seco; San Gabriel Mountians 426 Comment
  POM361772  Lepidospartum squamatum M. B. Dunkle 1933-7-11 3647 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  RSA604514  Leptochloa fusca subsp. uninervia Sara L. Crockett 1997-2-1 559 Los Angeles Santa Catalina Island, 0.3 mile NE of Wrigley Botanical Garden, toward Avalon on Avalon Canyon Road (E side), on N side of L. A. County Interpretive Center. 91 Comment
  RSA668148  Leptochloa fusca subsp. uninervia Ian Swift 2001-9-27 338 Los Angeles Lower Bouquet Canyon, On a side channel of Bouquet Canyon receiving nuisance runoff 50 m E of Scudder Boy's Camp 432 Comment
  UC30199  Leptodactylon californicum W. H. Brewer 1861-2-12 175 Los Angeles Cahuenga Pass Comment
  UCSB31348  Leptosiphon bicolor Parker, V. 1974-3-27 Los Angeles Hill above and behind USC Santa Catalina Marine Station, Fisherman's Cove; Catalina Is. 304 Comment
  RSA628381  Leptosiphon breviculus Scott D. White, D. E. Bramlet 1998-6-29 6823 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  RSA97706  Leptosiphon breviculus R. M. Straw 1954-6-16 620 Los Angeles Horse Flats Road, off Angeles Crest Hwy, Angeles National Forest. Comment
  SEINET8483154 Image available Leptosyne californica J. Henrickson 1971-4-25 5527 Los Angeles 17 mi E of Palmdale in Mojave Desert just S of Lovejoy Buttes. 884 Comment
  UC75912  Lessingia glandulifera var. glandulifera E. D. Palmer 1902-6-1 Los Angeles Claremont Comment
  CAS-BOT-BC274474  Leymus triticoides John R. Hodgson 1928-6-12 265 Los Angeles Peace Valley Comment
  RSA623880  Leymus triticoides Arthur R. Kruckeberg 1939-5-31 245 Los Angeles Vacant lot across from house Highland Park. Comment
  SDSU21070  Lilium humboldtii subsp. ocellatum Ian Cain, Natasha Bartely 2010-6-23 1540 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 605 Comment
  RSA660433  Lilium parryi Orlando Mistretta 1992-6-25 616 Los Angeles Burkhart Trail, out of Buckhorn Campground. Comment
  RSA68709  Lilium parryi Frank W. Peirson 1921-7-17 2515 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  RSA68711  Lilium rubescens Frank W. Peirson 3687 Los Angeles Road near Coldwater Canyon, Santa Monica Mts. Comment
Read comments
May 5 2010
  RSA468561  Linanthus androsaceus subsp. luteolus N. C. Cooper 1948-4-21 2724 Los Angeles Littlerock. 762 Comment
  RSA0068083  Linanthus aureus subsp. aureus R. G. Swinney 2010-5-19 12840 Los Angeles Horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  RSA73041  Linanthus bigelovii F. W. Peirson 1921-5-20 2791 Los Angeles Little Rock Creek, San Gabriel Mts. 976 Comment
  UCR205926  Linanthus bigelovii R. G. Swinney 2008-5-5 8776 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  UC718495  Linanthus breviculus Carl B. Wolf 1936-5-27 Los Angeles 10 mi above Tie Camp Summit (Alsio Canyon to Buckhorn Flats Road); San Gabriel Mts. 1676 Comment
  UCR178181  Linanthus breviculus LeRoy Gross, Michael Denslow 2003-6-4 996 Los Angeles Transverse Ranges; San Gabriel Mtns, Southeast of Dawson Saddle, east of Angeles Crest Highway (Hwy 2) 2439 Comment
  HSC31670  Linanthus californicus Thomas E. Higley 1974-4-20 32 Los Angeles 20 mi. NE of Azusa along the E Fork of the San Gabriel River Trail 457 Comment
  LA52335  Linanthus californicus J. Fisher; 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  POM6959  Linanthus californicus McFadden 1919-6-1 2950 Los Angeles San Dimas Canyon. Comment
  POM364705  Linanthus dianthiflorus Anstruther Davidson 1894-06 s.n. Los Angeles Glendale. Comment
  UC30164  Linanthus dianthiflorus W. H. Brewer 1861-2-3 161 Los Angeles San Fernando Plain Comment
  RSA222105  Linanthus dianthiflorus subsp. dianthiflorus Arthur C. Gibson 1971-3-12 2001 Los Angeles In wash beside R.S.A.B.G., Claremont. Comment
  RSA506820  Linanthus dichotomus subsp. pattersonii L. C. Wheeler 1967-5-9 9373 Los Angeles San Gabriel Mts.: Aliso Canyon E of Acton, ca. 1 mile downstream from Wagonwheel Ranch. 915 Comment
  UCR177470  Linanthus parryae LeRoy Gross 2005-5-3 2200 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  UCR99472  Linanthus pygmaeus Steve Boyd, T. S. Ross 1997-3-21 9221 Los Angeles Liebre Mtns., Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 mi east of the junction of F.S. Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgelind dividing Bleich Canyon and Broad Canyon 1311 Comment
  LA51917  Linaria pinifolia Peter H. Raven; Henry J. Thompson 1960-4-24 15120 Los Angeles 457 Comment
  CAS-BOT-BC426264  Lithophragma affine M. E. Jones 1882-5-3 3223 Los Angeles Pasadena Comment
  SBBG95419  Lithophragma affine M. B. Dunkle 1929-4-13 2124 Los Angeles Bannings Cyn Comment
  SFV17368  Lithophragma affine J. N. Hogue, D. L. Bishop 1998-5-28 110 .3 Los Angeles San Gabriel Mountains Arroyo Seco near Switzer's Picnic Area. 976 Comment
  UC858163  Lithophragma affine F. R. Fosberg 1931-4-13 S 4581 Los Angeles head of Pebble Beach Canyon rt fork Santa Catalina Island (Santa Catalina Island, Renton Mine Road); , head Pebble Beach Canyon rt fk 290 Comment
  CAS-BOT-BC432203  Lithophragma bolanderi Frank W. Peirson 1922-6-3 3079 Los Angeles Collins Ranch, Liebre Mts. 1143 Comment
  RSA0018466  Lithophragma heterophyllum Scott D. White, Chet McGaugh 1995-5-9 2984 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property., Site proposed for landfill expansion. 457 Comment
  SD64125  Lithophragma heterophyllum W. Bertsch 1953-4-27 86 Los Angeles Little Dalton Canyon 366 Comment
  RSA588733  Lithophragma tenellum Orlando Mistretta 1994-5-31 1280 Los Angeles Santiago canyon. N slope of Pacifico Mountain. 2027 Comment
  JEPS5324  Lobelia dunnii var. serrata F. W. Peirson 1918-8-6 260 Los Angeles old trail to Mount Wilson 838 Comment
  SEINET3149011  Lobularia maritima G. E. Grant 654 Los Angeles Pasadena Comment
  SD41386  Lobularia maritima Edith A. Purer 1931-4-9 Los Angeles El Segundo Comment
  RSA610008  Loeflingia squarrosa L. C. Wheeler 1936-4-21 4095 Los Angeles San Dimas Wash. 366 Comment
  RSA0063610  Loeseliastrum matthewsii Anstruther Davidson 1922-5-28 s.n. Los Angeles Mojave Desert. [County not specified: Los Angeles, San Bernardino or Kern.] Comment
  UCD118868  Loeseliastrum matthewsii James Henrickson 1965-4-22 1950 Los Angeles Mojave Desert: ca. 19 miles E of Lancaster, S of Saddleback Butte. 899 Comment
  RSA708604  Lolium perenne subsp. multiflorum Valerie L. Soza, LeRoy Gross 2001-5-9 1206 Los Angeles 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
  RSA703037  Lomatium mohavense Vasu Dev, Barbara Dev 2005-3-16 s.n. Los Angeles ca 0.6 mi South of Acton, along Solidad Canyon Rd. Low East to South-East extending ridge. 820 Comment
  SD260164  Lomatium mohavense R. G. Swinney 2010-5-19 12808 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd, just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy. 1335 Comment
  CATA812  Lonicera hispidula Mark L. Hoefs, Robert Given 1991-6-12 1386 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  RSA455168  Lonicera hispidula var. vacillans T. Gertrude Williamson 1929-8-22 s.n. Los Angeles Santa Catalina Island. Toyon Canyon. Comment
  CAS-BOT-BC240752  Lonicera interrupta Timothy S. Ross; Steve Boyd 1994-6-22 8013 Los Angeles Liebre Mountains. Warm Springs Canyon: 0.5 road mi W of Lake Hughes Road along Forest Service road 6N32 658 Comment
  UC184329  Lonicera interrupta A. D. E. Elmer June, 1902 3694 Los Angeles Acton Mt. Gleason Comment
  RSA455360  Lonicera subspicata var. denudata Fay A. MacFadden 1931-04 s.n. Los Angeles Verdugo Mountains: La Tuna Canyon. Comment
  RSA610634  Lonicera subspicata var. denudata L. C. Wheeler 1933-8-5 2048 Los Angeles Santa Monica Mountains: North side; 5 miles east of Calabasas. 304 Comment
  RSA77005  Lonicera subspicata var. denudata Robin S. Collins 1973-5-15 267 Los Angeles Angeles National Forest, San Gabriel Mountains. Trail Canyon, into canyon ca. 1/2-1 mi from beginning of pack trail 640 Comment
  POM2442  Lotus argophyllus var. argophyllus E. L. Brown 1894-05 s.n Los Angeles old Wilson Peak Trail Comment
  RSA724433  Lotus argophyllus var. argophyllus K. Dobry 1990-3-25 118 Los Angeles Simi Hills at Dayton Canyon Comment
  RSA724425  Lotus corniculatus K. Dobry 1991-5-18 621 Los Angeles At 415 Stunt Rd. Santa Monica Mts. Cold Creek Cyn Comment
  UCR99499  Lotus crassifolius Steve Boyd, Lauren Raz 1997-5-20 9822 Los Angeles Liebre Mountains, SE flank of Liebre Mtn, along ridge dividing Fish Canyon and Bear Canyon drainages, NE of Atmore meadows, along rough dirt track following old fuelbreak 1738 Comment
  RSA549499  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-18 3487 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA585917  Lotus crassifolius var. crassifolius T. S. Ross 1990-5-17 2569 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  SEINET4035322  Lotus dendroideus var. traskiae M. B. Dunkle 1939-1 7285 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA724422  Lotus grandiflorus K. Dobry 1993-1-25 d- 1145 Los Angeles Santa Monica Mts. off Saddle Peak Rd So. of Hondo Cyn Comment
  UC1871217  Lotus hamatus T. S. Ross 1993-4-21 6834 Los Angeles Channel Islands; Santa Catalina Island; Santa Catalina Island: SW part of the island along major E-W ridge between Carlos and Cactus Peak; 500-1200 ft NNE to NE of Quartz 397 Comment
  RSA763143  Lotus humistratus Justin M. Wood 2010-5-10 1632 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  UCR126828  Lotus humistratus A. C. Sanders 2003-6-19 26977 B Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 366 Comment
  UCR271197  Lotus nevadensis R. G. Swinney 2011-6-6 14998 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA594635  Lotus oblongifolius var. oblongifolius Steve Boyd, Lauren Raz 1996-10-29 9120 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1463 Comment
  SFV22032  Lotus purshianus var. purshianus V. Soza, I. E. Anderson, L. Gross 2000-6-6 975 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. North of Chandler Fire Road (Verdugo Mountainway), north of O' La Tuna, above Chandler and Fisher Canyons, south of La Tuna Canyon. Open ridgetop, firebreak. 488 Comment
  SFV15582  Lotus salsuginosus R. K. Stachelek 1992-4-14 24 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park, along upper part of fire road. 520 Comment
  UCR190406  Lotus salsuginosus R. G. Swinney 2000-5-20 7691 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  UCR281390  Lotus salsuginosus R. G. Swinney 2014-5-27 16654 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA657753  Lotus scoparius Tim Turmezei 1988-3-2 25 Los Angeles Walnut Creek. Comment
  POM128950  Lotus strigosus George B. Grant 1902-04 s.n. Los Angeles Pasadena Comment
  RSA0112527  Lotus strigosus Richard G. Swinney 2010-5-21 12902 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. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UC1871039  Lotus strigosus T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3953 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  UCR11622  Lotus strigosus Harlan Lewis 1940-4-3 1270 Los Angeles Southern Coast, 10 mi. north of Malibu Beach Comment
  RSA600203  Lotus strigosus var. hirtellus Steve Boyd, Lauren Raz 1997-5-29 9917 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  RSA596819  Lotus strigosus var. strigosus T. S. Ross, J. Mark Porter 1995-5-4 8463 B Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA618719  Lotus strigosus var. strigosus Scott D. White, Sandy Leatherman 1998-5-19 6532 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  UCR192960  Lupinus R. G. Swinney 1998-7-14 6445 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  SBBG31414  Lupinus albifrons var. douglasii R. F. Thorne with P. C. Everett 1965-6-23 34987 Los Angeles W of Avalon along rd to airport 182 Comment
  UC865332  Lupinus bicolor F. R. Fosberg 1931-3-29 S 4377 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island (Santa Catalina Island); , Hamilton Canyon 100 Comment
  SFV15550  Lupinus bicolor R. K. Stachelek 1992-4-4 4 Los Angeles Approximately 0.2 miles from intersection of Balboa and Foothill, on north side of Foothill next to roadside. Comment
  POM350042  Lupinus bicolor subsp. microphyllus E. A. Purer, Freda Detmers 1931-3-19 s.n. Los Angeles Los Angeles; along Manchester Ave near Vermont Comment
  POM350045  Lupinus bicolor subsp. microphyllus Paul lopez 1949-4-27 4263 Los Angeles Los Padres National Forest. 457 Comment
  SD124811  Lupinus chamissonis A. C. Sanders 1986-7-30 6831 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr. east of Vista Del Mar Blvd. 29 Comment
  SFV1872  Lupinus chamissonis H. L. Bauer 1941-4-20 672 Los Angeles El Segundo. Sand dunes. 30 Comment
  UC57539  Lupinus chamissonis Geo. B. Grant 1903-5-16 5507 Los Angeles Redondo Comment
  SEINET10485091  Lupinus concinnus subsp. orcuttii David B. Dunn 1946-4-20 Dunn 2142 Los Angeles Station 8, west margin of Mohave Desert. Comment
  UCR43342  Lupinus elatus David Charlton 1986-6-15 265 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
  SEINET6092080  Lupinus excubitus Unknown 1997-3-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  SD215536  Lupinus excubitus var. austromontanus Steve Boyd, Lauren Raz 1997-3-31 9424 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienage Canyon, south of Liebre Mountain. 914 Comment
  SFV17594  Lupinus excubitus var. austromontanus J. N. Hogue, L. H. Hogue 1998-7-2 116 .9 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  SD84864  Lupinus excubitus var. hallii Reid Moran 1941-3-13 704 Los Angeles Channel Islands, Santa Catalina Island, mouth of Hermit Gulch by creek 49 Comment
  SEINET10970259  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA# 6454 x 8292 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd male parent () Parenthetic # is f, plant no. Seeds from open field, pollen. Comment
  SBBG69109  Lupinus formosus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA753967  Lupinus formosus var. formosus Robert F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54990 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  SBBG53171  Lupinus hirsutissimus S. A. Junak 1978-4-15 SCa 6 Los Angeles N side of Cherry Cove Comment
  UCR55914  Lupinus hirsutissimus J. A. Adams 1965-3-19 75 Los Angeles Foothills of San Gabriel Mtns., Claremont, Thompson's Wash, north end of Indian Hill Blvd. 427 Comment
  RSA0112850  Lupinus hirsutissimus Steven A. Junak 1999-5-7 SCa- 894 Los Angeles Santa Catalina Island. On N side of Middle Ranch Canyon, near head of canyon. 439 Comment
  JEPS65329  Lupinus longifolius C. E. Hutchinson 1892-7-20 Los Angeles Old Mt. Wilson trail; Old Mt. Wilson trail, n slope 609 Comment
  RSA182325  Lupinus longifolius J. D. Olmsted 1962-4-30 3404 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  SDSU19955  Lupinus longifolius S. H. Bullock 1968-5-30 164 Los Angeles Claremont, Foothill Blvd. and College Ave. 366 Comment
  JEPS65385  Lupinus nanus W. L. Jepson 1935-4-17 17057 Los Angeles Portal Ridge Comment
  RSA0073378  Lupinus sparsiflorus R. G. Swinney 2010-3-16 11951 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA0088576  Lupinus sparsiflorus R. G. Swinney 2010-3-24 12175 Los Angeles Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge. 503 Comment
  UC130331  Lupinus sparsiflorus J. Burtt Davy May 9 1896-May 24 1896 2323 Los Angeles Antelope Valley Comment
  SEINET10837880  Lupinus succulentus David B. Dunn 1946-1 Dunn 2012 Los Angeles Collected in Los Angeles. Comment
  RSA0083315  Lupinus truncatus R. G. Swinney 2010-3-22 12024 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA724593  Lupinus truncatus K. Dobry 1991-5-18 614 Los Angeles At 415 Stunt Rd. Santa Monica Mts. Cold Creek Cyn Comment
  SEINET3145146  Lupinus truncatus E. K. Balls, LW Lenz 1950-3-28 14452 Los Angeles 12 mi S of Castaic, Hwy 99 335 Comment
  UCR233748  Lupinus truncatus Jeremiah George 2012-3-11 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Blvd., Palos Verdes West and Palos Verdes Dr. North 73 Comment
  RSA533966  Lupinus truncatus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5204 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  SEINET8057629  Lupinus truncatus G. B. Grant 1904-5-4 734 Los Angeles Pasadena Comment
  LA51849  Lycium californicum W. O. Griesel; 1936-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Latigo Canyon Comment
  RSA628721  Lycium cooperi R. S. Woglum 1942-5-20 3332 Los Angeles Transverse Ranges / Mojave Desert transition: Little Rock Dam Lake; Angeles National Forest. Comment
  CHSC114383  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles 400 m north of 431 East Culver Blvd., Playa del Rey. Comment
  SBBG12779  Lyonothamnus floribundus var. floribundus E. R. Blakley 1961-9-24 4767 Los Angeles head of the E fork of Cherry Valley; head of a small cyn 152 Comment
  RSA0019862  Madia elegans Orlando Mistretta, Christine Mistretta 2011-6-29 5764 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  CAS-BOT-BC344379  Madia exigua Carl B. Wolf 1932-5-11 3573 Los Angeles Santa Catalina Island. Roadside, W. side of Fourth O' July Cove 30 Comment
  CAS-BOT-BC343073  Madia gracilis Timothy S. Ross; Steve Boyd 1995-6-28 8619 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  RSA94365  Madia gracilis F. W. Peirson 1920-6-10 2777 Los Angeles Maple Spring on trail to Mt. Lowe. 1067 Comment
  UCR280941  Madia sativa Mitch Provance 2017-6-30 617- 33 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  RSA198813  Madia sativa R. F. Thorne, D. Propst 1968-5-28 37682 Los Angeles Santa Catalina Island, on delta above second (lower) reservoir in upper Bulrush Canyon 335 Comment
  RSA485418  Mahonia nevinii Steve Boyd, David Kelly 1986-6-20 1959 Los Angeles San Francisquito Cyn at LADWP pump station #2. Comment
  RSA561610  Malacothamnus davidsonii Steve Boyd, Orlando Mistretta 1993-5-18 8159 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 dividing Hog and Schoolhouse Canyons. 701 Comment
  RSA659859  Malacothamnus davidsonii Orlando Mistretta 1992-8-17 751 Los Angeles Haines Canyon Trail, Tujunga Ranger District. Comment
  CHSC34388  Malacothamnus fasciculatus Phillip A. Silverstone 1978-7-23 232 Los Angeles Santa Monica Mountains; Latigo Canyon Rd. 0.3 km inland from State 1. Comment
  SFV21454  Malacothamnus fasciculatus L. Gross 2001-5-27 418 Los Angeles Verdugo Mountains Northwest side of mountains. Dead end street at corner of Tuxford St. and Ledge Ave. just north of Sun Valley, just west of mouth of McDonald Creek. Along dirt trail on the crest between La Tuna Canyon and Sunland Blvd. Collection just west of above coordinates. 427 Comment
  UCR124458  Malacothamnus fasciculatus I. W. Clokey, B. C. Templeton 1929-1 4593 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  UC871576  Malacothamnus fasciculatus var. fasciculatus Ira W. Clokey, B. Templeton May 1929 4553 Los Angeles Mandeville Canyon; Santa Monica Mtns, Mandeville Canyon 500 Comment
  RSA434846  Malacothamnus fremontii Roger Minahan 1934-06 s.n. Los Angeles Valyermo near Big Rock Comment
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Jul 4 2011
  RSA582215  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1992-7-5 6626 Los Angeles Red Mountain: mesic draw draining E from the saddle between the Red Mtn summit area and the 3704 foot knoll to the SE of it. 1024 Comment
  CAS-BOT-BC204195  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles north of Castac [Castaic] 609 Comment
  RSA438847  Malacothamnus marrubioides Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  RSA717216  Malacothrix californica Scott D. White, Pam DeVries 2006-5-9 11397 Los Angeles SE Tehachapi Mtns: Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SBBG66063  Malacothrix californica R. Hoffmann 1925-4-19 Los Angeles between Antelope Valley and Elizabeth Lake Comment
  UCR190244  Malacothrix clevelandii R. G. Swinney 2000-5-28 7787 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Redbox Road 2.1 mi. SW of Hwy 39 at Rincon Station 732 Comment
  SBBG66082  Malacothrix coulteri R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  UC637181  Malacothrix foliosa R. M. Bond 1940-5-14 Los Angeles Santa Barbara Island Comment
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Feb 14 2006
  CAS-BOT-BC347928  Malacothrix saxatilis var. tenuifolia Carl B. Wolf 1932-5-9 3445 Los Angeles Santa Catalina Island. Pebbly Beach 7 Comment
  CAS-BOT-BC347949  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1931-6-6 6667 Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  UC831159  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-3-31 S 4423 Los Angeles Avalon Santa Catalina Island 5 Comment
  UCR273403  Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-4-26 14483 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  CAS-BOT-BC167863  Malosma laurina Annetta M. Carter 1935-9-8 955 Los Angeles Sierra Madre 381 Comment
  SBBG112869  Malosma laurina S. A. Junak with K. Kirkland 1998-7-17 SCa 778 Los Angeles lower portion of Silver Cyn, ca. 0.5 air mi inland from beach 36 Comment
  SD112042  Malosma laurina Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island in mid-Avalon Canyon, Hour Trail. Comment
  UC449684  Malosma laurina J. Grinnell 1903-7-3 Los Angeles Pasadena, Scoville Hill Comment
  CAS-BOT-BC206643  Malva assurgentiflora Joseph Andorfer Ewan 1932-6-29 7559 Los Angeles Playa del Rey Comment
  UCR127644  Malva parviflora A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25510 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area 366 Comment
  UCR259265  Malva parviflora R. G. Swinney 2010-5-4 12525 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR260005  Malva parviflora R. G. Swinney 2010-5-7 12602 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  RSA669626  Malva parviflora LeRoy Gross 2002-4-13 528 Los Angeles At intersection of Stough Canyon Mountainway and Verdugo Mountainway, along main crest. 579 Comment
  UCR192001  Marah horrida A. C. Sanders 2008-4-17 34922 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  RSA440963  Marah macrocarpa F. R. Fosberg 1931-4-15 4628 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  SFV3628  Marah macrocarpa K. A. Wilson, D. E. Bianchi 1961-2-2 820 Los Angeles San Gabriel Mountains Placerita Canyon, Placerita Road. Small, shaded gully 2 miles east of Route 6. 490 Comment
  UCR258844  Marah macrocarpa R. G. Swinney 2010-3-22 12040 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR271473  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
  POM254550  Marah macrocarpa J. D. Laudermilk 1940-4-24 s.n. Los Angeles Wash in brush, on Monte Vista N of Foothill Blvd., Claremont. Comment
  RSA440982  Marah macrocarpa Richard Kirtland 1928-3-28 s.n. Los Angeles Palos Verdes Hills Comment
  RSA651644  Marrubium vulgare C. J. Humphrey, Herbert Humphrey 1936-6-5 299 Los Angeles Along banks of stream in Mts. 90 miles north of Los Angeles. On Hgw 99. 610 Comment
  JEPS30647  Matricaria discoidea Peter H. Raven 1959-3-1 13821 Los Angeles Vermont Canyon Santa Monica Mountains, Griffith Park 243 Comment
  SBBG15801  Meconella denticulata W. G. Webb 1935-1 Los Angeles near Eagle Rock Comment
  SFV7299  Medicago lupulina T. Gordon 1975-2-21 797 Los Angeles San Fernando Valley Los Angeles, Northridge. Northwest corner of Rayen St. and Rathburn Ave. 250 Comment
  SFV20843  Medicago polymorpha L. Gross 2003-2-22 735 Los Angeles Verdugo Mountains South side of Verdugo Mountains a short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetary and north of debris basin. East side of a dirt road that ends a little north of the cemetary. 287 Comment
  UCR155933  Medicago polymorpha A. C. Sanders 2005-5-5 29894 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  RSA652175  Medicago polymorpha A. E. Hersh 1950-7-2 s.n. Los Angeles 4111 Wade St., Venice. 30 Comment
  LA201007  Melica californica Carl Wishner; 1990-5-9 1800 1 Los Angeles 297 Comment
  CAS-BOT-BC281518  Melica imperfecta Carl Epling No date on label s.n. Los Angeles Los Alisos Canyon, Santa Monica Mts Comment
  POM296910B  Melica imperfecta Lyman Benson 1945-5-11 11701 Los Angeles Canyon below Johnson's Pasture, Claremont, 549 Comment
  RSA0021968  Melica imperfecta Duncan S. Bell, Caitlin Elam 2013-6-24 5280 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA578134  Melica imperfecta Timothy S. Ross 1993-5-13 7119 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  RSA727244  Melica stricta R. G. Swinney 1998-6-12 6192 Los Angeles NW of Jackson Lake at Ball Flat, 0.3 mi north of Big Pines Hwy on 4N16, Ball Flats Rd. 1866 Comment
  RSA0115274  Melilotus indicus Richard G. Swinney 2010-5-25 12917 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  PASA196  Melilotus indicus Ethel Mathew April Los Angeles Altadena Comment
  SD51885  Melilotus indicus Peter H. Raven 1962-4-9 17128 Los Angeles San Clemente Island; near barracks, Wilson Cove. 60 Comment
  UC1211107  Melilotus indicus Huron H. Smith 1912-5-1 4888 Los Angeles Eagle Rock Valley 152 Comment
  RSA741036  Mentzelia albicaulis Scott D. White 2004-5-5 10296 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  SBBG125862  Mentzelia congesta A. Parikh, N. Gale 2010-6-10 3279 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 2.5 km NW of State Hwy 14; E Liebre Mtns 1100 Comment
  SBBG49253  Mentzelia congesta Leota Davidson 1965-5-9 115 Los Angeles few mi along side of rd E of Littlerock Comment
  POM69717  Mentzelia dispersa F. W. Peirson 1922-5-30 3074 Los Angeles west spur of Mt. Lowe 1372 Comment
  LA210289  Mentzelia micrantha Henry J. Thompson; 1960-5-14 3063 Los Angeles Santa Monica Mountains, Saddle Peak, along road to fire lookout tower, N of ridge NE of peak 731 Comment
  RSA603329  Mentzelia micrantha Scott D. White 1997-5-21 5213 Los Angeles San Gabriel River Canyon: N of Azusa; slope above Hwy 39 above San Gabriel Reservoir. 457 Comment
  RSA682454  Mentzelia micrantha LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1042 Los Angeles South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  SBBG112828  Mentzelia micrantha S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-7-16 SCa 755 Los Angeles ridge between Fourth of July Cove and Cherry Cove (Lion's Head ridge) 30 Comment
  UC19587  Mentzelia montana J. H. Barber 1897-6-28 211 Los Angeles Kentucky Springs Comment
  UCR184052  Mentzelia veatchiana A. C. Sanders, T. B. Salvato, Mitch Provance, Aaron Keller, et al 2007-4-12 33385 Los Angeles Western Antelope Valley, Neenach, south of Hwy 138 at end of 290th St. West, toe of hills between Horse Camp and Cow Spring canyons and into mouth of Cow Spring Canyon 976 Comment
  RSA175358  Mentzelia veatchiana E. Crow 1930-6-29 s.n. Los Angeles San Gabriel Mts. Trail between Camp Coldbrook and Pine Flats. Comment
  RSA446799  Mentzelia veatchiana Robin S. Collins 1973-5-28 316 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon. 1067 Comment
  RSA69563  Mentzelia veatchiana F. W. Peirson 1920-4-26 2110 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  SD215573  Mentzelia veatchiana Tim Ross, Steve Boyd 1990-6-6 2829 Los Angeles Green Valley Pastue in San Francisquito Canyon. 926 Comment
  CATA1656  Mesembryanthemum crystallinum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2943 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  RSA3503  Mesembryanthemum nodiflorum C. B. Wolf 1932-5-9 3446 Los Angeles Pebbly Beach, Santa Catalina Island. 8 Comment
  SFV16352  Mesembryanthemum nodiflorum P. M. Schiffman, R. van de Hoek 1996-7-29 s. n. Los Angeles California Channel Islands Santa Catalina Island, Bird Rock near Isthmus Harbor. On bird guano covered rock just off shore. Bird Rock #3. 1 Comment
  RSA562422  Microseris douglasii subsp. platycarpha D. E. Bramlet 1993-4-15 2314 Los Angeles In the Puente Hills, approx. 274 m. NW of Pomona peak. The site is located some 1220m W of the intersection of the Pomona freeway and Chino Hills Parkway. 381 Comment
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Nov 7 2010
  RSA653688  Microseris lindleyi Valerie L. Soza, Laura Moore 2000-5-10 868 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 518 Comment
  UCR276810  Microseris lindleyi R. G. Swinney 2010-5-21 12892 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
  RSA526610  Microseris lindleyi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4192 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA597994  Microsteris gracilis Steve Boyd, Lauren Raz 1997-3-14 9166 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, eastern slope of Horse Camp Canyon. 1389 Comment
  RSA784354  Microsteris gracilis Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 9 Los Angeles Road 7N23 turn from road 7N08 Comment
  RSA60286  Mimulus aurantiacus G. R. Campbell 1948-5-13 580 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  RSA650926  Mimulus aurantiacus Daniel Curran 1981-2-25 27 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  RSA680081  Mimulus aurantiacus Mark A. Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 358 Los Angeles San Gabriel Mtns. Angeles National Forest. 2.7 mi from gate at Mt. Baldy Rd. Comment
  UCD122224  Mimulus aurantiacus Marc Meyer; Mike Alvord 1993-5-1 22 Los Angeles San Gabriel Mts., Chatsworth, at end of Desoto Ave. by 118 Fwy. 400 Comment
  RSA0045479  Mimulus aurantiacus Jami Liberi 1983-5-1 29 Los Angeles Located in Claremont, across the street from the San Antonio Dam. 640 Comment
  JEPS15198  Mimulus aurantiacus var. pubescens W. T. Murphy 1928-2-28 Los Angeles e Little Dalton Canyon; Pomona Quadrangle 762 Comment
  RSA0115314  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-25 12916 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA439246  Mimulus aurantiacus var. pubescens Richard C. Barkelew 1929-4-10 s.n. Los Angeles Glendale. Comment
  SFV3391  Mimulus aurantiacus var. pubescens K. A. Wilson 1961-4-29 1180 A Los Angeles San Gabriel Mountains Devil's Punchbowl camp site. Two miles south of Valyermo._x000B_Sandy rocky wash. 1220 Comment
  UCR220376  Mimulus aurantiacus var. pubescens R. G. Swinney 2009-4-15 10343 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, north of Azusa, El Encanto Azusa River Wilderness Park 296 Comment
  UCR256615  Mimulus aurantiacus var. pubescens Anuja Parikh, Nathan Gale 2011-6-10 3437 Los Angeles Transverse Range; San Gabriel Mountains, south of Kentucky Springs Canyon, 0.8 km west of Angeles Forest Hwy, 1.8 km north of Aliso Canyon Road 1245 Comment
  LA209125  Mimulus aurantiacus var. puniceus F. R. Fosberg; 8105 Los Angeles Santa Catalina Island, Hill n. Avalon 40.0 Comment
  RSA420985  Mimulus brevipes Albert J. Perkins 1913-5-2 s.n. Los Angeles Tujunga Canyon. Comment
  RSA589224  Mimulus brevipes Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2922 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  UCR259174  Mimulus cardinalis R. G. Swinney 2010-8-30 13620 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  RSA420686  Mimulus cardinalis Cora Mae Life 1923-07 15 Los Angeles Claremont Canyon. Comment
  RSA580454  Mimulus constrictus Tim S. Ross, S. D. Boyd 1994-5-11 7817 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  JEPS30709  Mimulus floribundus Peter H. Raven, W. O. Griesel 1961-10-13 16843 Los Angeles about 200 yards above Switzers Camp; Upper Arroyo Seco 762 Comment
  RSA226220  Mimulus floribundus Gary D. Cromwell, David W. Wheat 1971-7-1 698 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  UCR203192  Mimulus floribundus R. G. Swinney 2005-5-21 8266 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA0127463  Mimulus floribundus Louis C. Wheeler 1967-7-18 10081 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  RSA588089  Mimulus floribundus Orlando Mistretta 1994-5-25 1259 Los Angeles Little Rock Creek, near confluence of Little Rock Creek and S Fork of Little Rock Creek. 1280 Comment
  JEPS86975  Mimulus fremontii var. fremontii David M. Thompson 1988-4-9 870 Los Angeles 3.2 mi s Hwy 132 (along Largo Vista Road (204th Street, Grandview Canyon Road), n side of mts.); San Gabriel Mts. 1280 Comment
  RSA80496  Mimulus fremontii var. fremontii F. W. Peirson 1905-5-28 1122 Los Angeles Rubio Canyon wash above New York Ave., Altadena. Comment
  LA201865  Mimulus guttatus Arthur C. Gibson; 2003-6-3 4960 Los Angeles 426 Comment
  UCR205622  Mimulus guttatus R. G. Swinney 2008-5-13 8861 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  LA35216  Mimulus guttatus Mary V. Hood; 1939-4-29 39- 20 -k* Los Angeles near Gorman Comment
  RSA341619  Mimulus guttatus F. C. Boutin 1967-4-23 1692 Los Angeles San Clemente Island: E side of island, next major drainageway and canyon SE of Lemon Tank. Comment
  RSA442770  Mimulus guttatus M. V. Hood 1939-4-28 s.n. Los Angeles Near Gorman. Comment
  RSA624038  Mimulus johnstonii Arthur R. Kruckeberg 1940-6-3 926 Los Angeles San Gabriel Mountains: South Fork, Big Rock Creek Trail, East Slope 1982 Comment
  RSA0056583  Mimulus johnstonii LeRoy Gross, Michael Denslow 2003-6-4 969 Los Angeles Trail from Islip Saddle to Mt. Williamson. 2195 Comment
  RSA0105221  Mimulus palmeri R. G. Swinney 2011-6-7 15027 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road. 1585 Comment
  RSA79630  Mimulus parishii F. W. Peirson 1918-6-16 199 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  RSA0127462  Mimulus pilosus Louis C. Wheeler 1967-7-18 10080 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  RSA725127  Minuartia douglasii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -65 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  CATA2928  Mirabilis jalapa Sara L. Crockett, Michael Daligdig 1996-11-11 45 Los Angeles Santa Catalina Island: Southern California Edison Station near Pebbly Beach 6 Comment
  CAS-BOT-BC434639  Mirabilis laevis var. crassifolia Geo. B. Grant; Walter Wheeler 1904-4-21 H 2139 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  CATA3319  Mirabilis laevis var. crassifolia Amy Catalano, Laura Roll 2017-3-25 039 Los Angeles Santa Catalina Island: About 0.4 miles up from mouth of Silver Cyn., 150 meters up the main ridge to the north of the canyon 134 Comment
  RSA0027972  Mirabilis laevis var. crassifolia Tim S. Ross, Annette Ross 1991-3-7 4140 Los Angeles Elephant Hill: western Pomona. 274 Comment
  RSA69489  Mirabilis laevis var. crassifolia F. W. Peirson 1923-4-8 3470 Los Angeles Wilson s Cove, San Clemente Island. Comment
  UCR209881  Monardella R. G. Swinney 2008-7-16 9256 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  RSA608674  Monardella australis subsp. australis Louis C. Wheeler 1946-8-29 6308 Los Angeles San Gabriel Mountains: Vincent Gap. 2012 Comment
  RSA0040545  Monardella australis subsp. cinerea Orlando Mistretta 1990-8-8 s.n. Los Angeles Summit area, Mt. Hawkins 2696 Comment
  UCR137727  Monardella breweri subsp. lanceolata L. C. Wheeler 1947-7-11 6545 Los Angeles San Gabriel Mtns., Millard Canyon. Mesa between Millard Canyon and Arroyo Seco 442 Comment
  CAS-BOT-BC220135  Monardella exilis Robert F. Thorne; G. Wallace 1973-4-24 43450 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano 914 Comment
  RSA408714  Monardella hypoleuca H. E. Hasse 1906-01 1621 Los Angeles [Topanga canyon. ?] Comment
  RSA408589  Monardella lanceolata var. lanceolata Ducelia Sabb 1937-6-28 s.n. Los Angeles Near Los Angeles. Comment
  RSA773859  Monardella linoides R. G. Swinney 2009-8-25 11466 Los Angeles west summit of Table Mountain, NE of Big Pines. 2284 Comment
  RSA703159  Monardella linoides subsp. erecta Scott D. White 2004-8-11 10706 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  UCR143043  Monardella viridis subsp. saxicola L. C. Wheeler 1936-6-22 4174 Los Angeles Transverse Ranges; San Gabriel Mtns, Tanbark Flat, San Dimas Canyon 823 Comment
  UCR216859  Morus alba R. G. Swinney 2009-3-12 10103 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  RSA65201  Mucronea californica F. W. Peirson 1934-5-13 11145 Los Angeles lower parts of Tujunga Canyon wiers end of San Gabrial Mountains. 457 Comment
  UC527621  Mucronea californica C. B. Wolf 1931-7-2 2261 Los Angeles 1/2 mi above bridge on the road from Sunland to San Fernando; Little Tujunga Wash 335 Comment
  SBBG56961  Muhlenbergia asperifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  CAS-BOT-BC262697  Muhlenbergia californica John C. Roos 1951-7-30 5075 Los Angeles Big Rock Creek, north of Mt. Baden Powell, San Gabriel Mts. 1981 Comment
  RSA729190  Muhlenbergia californica R. G. Swinney 1999-5-15 7172 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  UCD169431  Muhlenbergia californica R. G. Swinney 2008-9-10 9422 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek. 1463 Comment
  CAS-BOT-BC275288  Muhlenbergia microsperma Joseph Burtt Davy 1901-3-1 s.n. Los Angeles Saugus Comment
  UCR241702  Muhlenbergia microsperma Dan S. Cooper 2012-4-14 412- 21 Los Angeles Western Transverse Range; Hollywood Hills, 1-mile Tree, off Western Canyon Rd., Griffith Park 270 Comment
  RSA762695  Muhlenbergia richardsonis R. G. Swinney 2008-7-24 9353 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA0094372  Muilla maritima R. G. Swinney 2011-5-31 14932 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
  UCR190417  Muilla maritima R. G. Swinney 2000-5-19 7681 Los Angeles San Gabriel Mtns., San Dimas, SE-facing ridge west of San Dimas Canyon Rd., c. 300 m north of Golden Hills Rd. and 400 m west of stream 512 Comment
  UCR124679  Nama demissa B. C. Templeton, I. W. Clokey 1930-4-8 1039 Los Angeles Mojave Desert, west of Lancaster 710 Comment
  JEPS1377  Nama demissa var. demissa Frank W. Peirson 1921-5-19 2415 Los Angeles Little Rock Creek , Little Rock Creek (San Gabriel Mountains) 1036 Comment
  UC672365  Nama demissa var. demissa Herbert L. Mason 1926-4-26 3002 Los Angeles Little Rock Comment
  UCD87427  Nassella cernua Jill Fariss 1997-4-13 70 Los Angeles Old Ridge Route north of Templin Hwy. Comment
  LA94792  Nassella lepida Norman A. Cole; May 1964 393 Los Angeles Santa Monica Mountains, La Sierra Canyon, 3.1 mi E of junction of Mulholland and Cornell Rd 274 Comment
  RSA3689  Nassella lepida C. B. Wolf 1932-5-10 3535 Los Angeles Santa Catalina Island, 100 yards SE of summit of Equestrian Trail, back of Avalon 305 Comment
  UCD87808  Nassella lepida A. A. Beetle 1946-4-20 4232 Los Angeles Palos Verdes Hills, near Los Angeles. Comment
  UCD87962  Nassella lepida Robert F. Thorne 1966-4-7 35944 Los Angeles Santa Catalina Island, at Cherry Valley. Comment
  CAS-BOT-BC260137  Nassella pulchra Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4364 Los Angeles San Clemente Island, E side of island, near Malo Point, third cyn S of Bryce Canyon Comment
  POM219214  Nasturtium officinale F. R. Fosberg 1932-6-18 8536 Los Angeles Below Camp Baldy, San Antonio Canyon 1400 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
  RSA190961  Navarretia hamata subsp. leptantha R. F. Thorne, Percy C. Everett 1965-6-23 34989 Los Angeles Santa Catalina Island:near mouth of Hamilton Canyon NW of Avalon 23 Comment
  JEPS7992  Navarretia hamata subsp. leptantha L. R. Heckard 1953-5-2 367 Los Angeles sw of Camp Orizaba (near road along Mount Orizaba); Santa Catalina Island, Mount Orizaba 304 Comment
  UC890876  Nemacladus glanduliferus Marcus E. Jones, A. M. Aug 1884 Los Angeles Los Angeles Comment
  UCR272552  Nemacladus glanduliferus R. G. Swinney 2011-7-7 15433 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA775513  Nemacladus longiflorus var. breviflorus Orlando Mistretta, Christine Mistretta 2010-5-20 5174 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  SBBG129308  Nemacladus longiflorus var. breviflorus A. Parikh, N. Gale 2012-5-12 3592 Los Angeles N of Aliso Cyn, 0.1 km W of Angeles Forest Hwy, 1.2 km N of Aliso Cyn Rd; San Gabriel Mtns 1200 Comment
  SEINET10461064  Nemacladus ramosissimus Frank W. Peirson 1918-6-4 Peirson 220 Los Angeles Foothills east of Rubio Canyon, San Gabriel Mountains 610 Comment
  RSA0068082  Nemacladus secundiflorus R. G. Swinney 2010-5-19 12841 Los Angeles Horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  CAS-BOT-BC7218  Nemophila menziesii var. integrifolia Marcus Eugene Jones 1882-4-1 3037 Los Angeles Pasadena Comment
  SD253360  Nerium oleander R. G. Swinney 2011-3-26 14215 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1-0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  LA34717  Nicotiana glauca Mary V. Hood; 1939-4-28 36- 3 Los Angeles San Gabriel Mountains, San Francisquito Canyon, near sign of National Forest 335 Comment
  RSA127411  Nicotiana glauca H. J. Thompson 1958-10-22 1809 Los Angeles Griffith Park. 381 Comment
  RSA578824  Nicotiana glauca Tim S. Ross, Darin Banks 1994-4-13 7519 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  UC132219  Nicotiana glauca unknown Apr 1902 837 Los Angeles Garvanza Comment
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Jan 11 2015
  UCD126665  Nicotiana glauca Geoffrey Levin 1974-3-27 1 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River, Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  UCR167537  Nicotiana quadrivalvis Scott D. White, J. Wood 2005-9-22 11226 Los Angeles Liebre Mtns, Tapia Canyon: c. 2 air mi east of the Interstate 5/Old Ridge Rt. junction 457 Comment
  POM250396  Oenothera californica subsp. californica I. W. Clokey, C. B. Clokey, Bonnie C. Templeton 1930-5-13 4745 Los Angeles Bouquet Canyon. 800 Comment
  RSA547814  Oenothera elata subsp. hirsutissima Tim S. Ross, Peter Fritsch 1990-6-20 3633 Los Angeles San Gabriel Mountains: mouth of Burro Canyon near the confluence of the E and W Forks of the San Gabriel River; ranging from stream bottom to slopes. 445 Comment
  RSA75430  Oenothera laciniata F. W. Peirson 1922-6-14 3093 Los Angeles 1085 New York Drive, Altadena. Comment
  UCSB24419  Opuntia basilaris Rieser, R. 1966-5-13 Los Angeles Mint Canyon Campground; on west side of State 6; 8.5 miles north of intersection of State 6 and Soledad Canyon Rd. 640 Comment
  UCR45027  Opuntia littoralis A. C. Sanders 1986-7-30 6834 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
  CDA32575  Orcuttia californica Margaret Bellue 1943-8-8 Los Angeles Southwestern Ave. -- old air field. 0 Comment
  SBBG18702  Orobanche bulbosa E. R. Blakley 1963-4-10 5590 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  RSA603789  Orobanche valida subsp. valida Louis C. Wheeler 1948-6-13 6640 Los Angeles San Gabriel Mountains: Big Tujunga, on ridge east of Coldwater Canyon. 976 Comment
  POM4368  Orthocarpus purpurascens L. R. Abrams 1901-4-1 1181 Los Angeles Ballona Harbor. Comment
  UC174039  Oxalis albicans subsp. pilosa G. B. Grant 1901-5-9 8378 Los Angeles Altadena Comment
  JEPS58012  Oxytheca parishii var. parishii Frank W. Peirson 1922-7-5 3168 Los Angeles n of Big Pines; San Gabriel Mountains, Le Montaine 2209 Comment
  RSA279604  Oxytheca parishii var. parishii James L. Reveal, Barbara J. Ertter 1976-6-29 4561 Los Angeles San Gabriel Mountains, along the Pacific Mountain Road, 1.3 mile west of Alder Saddle, 1.7 mile east of the turnoff to Pacifico Mountain 1814 Comment
  RSA506848  Oxytheca parishii var. parishii James L. Reveal, Barbara J. Ertter 1976-6-28 4558 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 1.7 mile northwest of Mill Creek Summit 1662 Comment
  CAS-BOT-BC316962  Packera ionophylla Anstruther Davidson 1893-7-1 s.n. Los Angeles Rock Creek, San Bernardino Range. Comment
  CAS-BOT-BC121164  Paeonia californica C. F. Baker 1903-4-1 5045 Los Angeles Claremont Comment
  LA32243  Paeonia californica Peter H. Raven; Henry J. Thompson 1959-5-5 14130 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1) 335 Comment
  RSA656310  Paeonia californica Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 659 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  SD90200  Paeonia californica Benjamin C. Stone Apr 1954 Los Angeles Above Upland, San Gabriel Mountains. Comment
  SBBG128297  Panicum capillare S. Ratay, R. Shea 2006-12-7 102 Los Angeles Buffalo Springs drainage Comment
  CAS-BOT-BC253939  Parapholis incurva Carl B. Wolf 1932-5-12 3577 Los Angeles Santa Catalina Island. Borders of Catalina Harbor Comment
  UC1587737  Parietaria hespera var. hespera Tim Ross 1991-4-21 4500 Los Angeles near mouth of Turnbull Canyon (Turnbull Canyon drainage); Whittier Hills (Puente Hills, pro parte) 153 Comment
  UCR146517  Parietaria hespera var. hespera Scott D. White, Michael Honer 2004-6-24 10486 B Los Angeles Pomona Valley/ San Gabriel Mtn. Foothills, City of Claremont; San Antonio Canyon alluvial fan, N of Baseline Ave. and west of concrete-lined flood control channel 518 Comment
  UCD108117  Parkinsonia aculeata J. H. Barber 1896-10-25 38 Los Angeles Santa Monica Forestry Station. Comment
  RSA587196  Paspalum dilatatum Scott D. White 1995-12-5 3774 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  RSA640157  Paspalum dilatatum L. C. Wheeler 1947-10-3 s.n. Los Angeles Los Angeles: University Ave. at Exposition Blvd. Comment
  UCR177280  Pectocarya anisocarpa Scott D. White, Michael Honer 2003-5-7 9210 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  POM3820  Pectocarya linearis C. F. Baker 4135 Los Angeles Hills near Claremont Comment
  RSA719024  Pectocarya penicillata R. G. Swinney 1998-4-14 5978 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UCR189660  Pectocarya penicillata R. G. Swinney 1998-5-16 6070 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UCR276930  Pectocarya penicillata R. G. Swinney 2010-5-21 12904 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
  UC1871065  Pectocarya setosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4802 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA706218  Pedicularis semibarbata Tim Thibault, K. E. Olshewsky 2004-5-23 291 Los Angeles Mt. Williamson. 2074 Comment
  RSA571721  Pellaea andromedifolia Reid V. Moran 1959-3-9 7169 Los Angeles 2 miles SE of Eel Point, San Clemente Island. 100 Comment
  UC1215285  Pellaea andromedifolia Peter H. Raven 1962-4-11 17304 Los Angeles ca. 1 mi s Wilson Cove; San Clemente Isl 121 Comment
  UCR124456  Pellaea andromedifolia I. W. Clokey, B. C. Templeton 1929-1 4536 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  SD81405  Pellaea mucronata Louis C. Wheeler 1931-8-4 Los Angeles Foothills of San Antonio Mountains, I(c) mile east of Palmer Canyon 550 Comment
  UC450859  Pellaea mucronata var. mucronata Fay A. MacFadden 1931-3-1 52 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  LA9088  Pennisetum setaceum Marjorie Bowler; 1937-9-21 sn Los Angeles 121 Comment
  JEPS13628  Penstemon centranthifolius Peter Kamb 1947-6-1 551 Los Angeles n slope Mt. Disappointment San Gabriel Mts. 1554 Comment
  LA200966  Penstemon centranthifolius Carl Wishner; 1989-4-12 1548 Los Angeles SIMI HILLS, Liberty Canyon, quarry site 0.25 mi NW of US 101 underpass. 320 Comment
  RSA573733  Penstemon centranthifolius Tim S. Ross 1992-7-17 6722 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  UCR142907  Penstemon cordifolius C. B. Wolf 1931-7-30 2297 Los Angeles Santa Susana Mtns, Base of Newhall Grade, 0.25 mi above crossing of the Los Angeles Aqueduct 457 Comment
  RSA0116694  Penstemon grinnellii R. G. Swinney 2010-9-30 13941 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. 2305 Comment
  POM17870  Penstemon grinnellii subsp. scrophularioides Philip A. Munz 1923-6-9 6916 Los Angeles Canyon, Six miles north of Elizabeth Lake. Comment
  NY601210  Penstemon grinnellii var. grinnellii F. A. MacFadden 1931-4-22 2633 Los Angeles Spunky Canyon Comment
  RSA407911  Penstemon heterophyllus subsp. australis Geo. L. Moxley 1913-6-15 s.n. Los Angeles Eagle Rock Park Comment
  RSA408103  Penstemon heterophyllus subsp. australis I. W. Clokey, Bonnie C. Templeton 1929-05 4522 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  NY601716  Penstemon heterophyllus var. heterophyllus L. T. Chamberlain s.n. Los Angeles Comment
  RSA132251  Penstemon rostriflorus Gale Sphon 1959-6-27 373 Los Angeles Angeles National Forest: 9.5 miles west of Wrightwood. Comment
  RSA712715  Penstemon spectabilis A. C. Sanders 2003-3-14 25764 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  SBBG26834  Penstemon spectabilis I. W. Clokey, B. Templeton -Apr-1929 4475 Los Angeles Mandeville Cyn 300 Comment
  SFV6170  Penstemon spectabilis R. M. Muran 1974-4-10 60 Los Angeles Santa Monica Mountains Along Mulholland Drive around Rustic Canyon. 396 Comment
  RSA0051798  Penstemon spectabilis Lee Haines 1935-7-1 s.n. Los Angeles Tanbark Reservoir, San Gabriel Mts. Comment
  POM296933  Penstemon spectabilis var. spectabilis Lyman D. Benson 1945-6-5 11750 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  POM123113  Pentachaeta lyonii Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA0070818  Pentagramma triangularis Richard Noyes, L. Arnseth 1988-4-30 532 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 300 meters east of Thompson Creek Dam. 500 Comment
  UCSB62250  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-4-16 Los Angeles Santa Monica Mtns., so. of Tarzana, Caballero Crk. ca. 1 mi. so. of the end of Reseda Blvd. 304 Comment
  RSA687379  Pentagramma triangularis subsp. triangularis M. Bisbee 1917-5-3 s.n. Los Angeles Hills north side Eagle Rock Valley Comment
  SBBG17997  Pentagramma triangularis subsp. viscosa E. R. Blakley 1963-4-10 5589 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  RSA0060255  Pentagramma viscosa R. F. Thorne 1966-4-5 35829 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 106 Comment
  UCR269125  Perideridia pringlei Orlando Mistretta, Christine Mistretta 2011-6-6 5678 Los Angeles Liebre Mountains, vicinity of Palmdale, c. 100 m southeast of intersection of Elizabeth Lake Road and Southern California Edison transmission line corridor, 2.32 miles east of the junction of Elizabeth Lake Road and Godde Hill Road 903 Comment
  CAS-BOT-BC355973  Perityle emoryi Carl Epling 1931-5-12 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  CAS-BOT-BC418875  Persicaria hydropiperoides A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-27 36952 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
  SD237571  Persicaria hydropiperoides A. C. Sanders 2009-11-6 37218 Los Angeles South Coast: Madrona Marsh, Torrance (Torrance 7.5'Q) 24 Comment
  UC19636  Petalonyx thurberi subsp. thurberi J. H. Barber 1897-7-12 275 Los Angeles in Soledad Canyon near Saugus; Soledad Canyon Comment
  RSA423798  Petunia parviflora Anstruther Davidson 1891-6-14 s.n. Los Angeles Nigger Slough'. [locality name change to'Laguna Dominguez'] Comment
  RSA421522  Phacelia bicolor Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA702164  Phacelia brachyloba Michael Honer 2004-6-22 1995 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  SEINET13387123 Image available Phacelia brachyloba R. G. Swinney 2011-1 15420 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), south end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. (Chilao Flat 7.5' Q.) 1219 Comment
  RSA427578  Phacelia brachyloba H. de Forest, H. L. Bauer 1931-7-5 s.n. Los Angeles Santa Monica Mountains Comment
  LA40164  Phacelia cicutaria var. hispida Tamar; 1961-4-20 6411 Los Angeles 274 Comment
  SD186241  Phacelia cicutaria var. hispida A. C. Sanders, Helen Kennedy 2005-4-13 29421 Los Angeles Santa Clarita area, lower Mint Canyon at Mint Canyon. 456 Comment
  UCR273193  Phacelia cicutaria var. hispida R. G. Swinney 2011-4-26 14477 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  UCR281707  Phacelia cicutaria var. hispida B. C. Templeton 1939-4-26 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Huntington Palisades [neighborhood in Pacific Palisades] Comment
  RSA0039194  Phacelia cicutaria var. hispida G. R. Johnstone 1930-6-15 s.n. Los Angeles Indio Canyon, Ravenna. 1067 Comment
  RSA527702  Phacelia cicutaria var. hispida Tim S. Ross, Annette Ross 1991-6-3 5543 Los Angeles Elephant Hill: West Pomona 230 Comment
  RSA427696A  Phacelia ciliata Anstruther Davidson 1922 Los Angeles Gorman Station, Antelope Valley. Comment
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Jan 24 2015
  CHSC95919  Phacelia curvipes LeRoy Gross 2005-4-28 2151 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4NR12W S1 NE1/4, T4NR11W S6 NW1/4. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  CHSC95865  Phacelia distans LeRoy Gross; Naomi Fraga 2002-4-4 515 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 468 Comment
  RSA747417  Phacelia distans R. G. Swinney 2008-5-12 8839 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  SEINET3245998  Phacelia distans R. G. Swinney 2009-1 10819 Los Angeles Transverse Range; San Gabriel Mtns. Foothills: Juniper Hills, upper IndianBill Canyon, a narrow mile long canyon draining north from west end of Pleasant View Ridge. Juniper Hills. 437 Comment
  SEINET3860281  Phacelia distans R. G. Swinney 2009-4-24 10455 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  OBI77624  Phacelia distans David J. Keil 1980-12-12 11887 Los Angeles 5 mi W of San Bernardino Co line along Calif Rte 138 1128 Comment
  RSA786325  Phacelia distans K. Dobry 1991-5-4 263 Los Angeles Stunt Ranch. Cold Creek Cyn. Santa Monica Mts. Stunt Rd Comment
  SEINET13383128 Image available Phacelia douglasii R. G. Swinney 2010-1 13083 Los Angeles San Gabriel Mountains: Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  SD43391  Phacelia douglasii var. douglasii Darley F. Howe 1948-5-2 Los Angeles Angeles Crest, desert side. 1036 Comment
  RSA699570  Phacelia egena LeRoy Gross, Paul Morton 2004-6-9 1353 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.) 1727 Comment
  POM19204  Phacelia fremontii P. A. Munz 1923-5-27 6903 Los Angeles San Gabriel Mountains, Pallett Creek Comment
  RSA549562  Phacelia fremontii Tim S. Ross 1992-4-4 6095 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA11017  Phacelia grandiflora Carl B. Wolf 1928-4-1 1611 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  UCR281649  Phacelia grandiflora R. G. Swinney 2014-5-27 16691 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA427971  Phacelia grandiflora N. C. Cooper 1945-5-1 2188 Los Angeles Santa Monica Mtns 762 Comment
  UC206192  Phacelia hubbyi T. S. Brandegee s.n. Los Angeles Los Angeles Comment
  UC951102  Phacelia imbricata subsp. patula LeRoy Abrams 1902-6-29 2591 Los Angeles Mt. Wilson Comment
  POM156722  Phacelia longipes L. R. Abrams 1902-7-12 2711 Los Angeles Coldwater Canyon, San Antonio Mountains Comment
  RSA0097174  Phacelia longipes R. G. Swinney 2011-6-1 14968 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  UC284262  Phacelia longipes P. A. Munz 1923-5-26 6828 Los Angeles Big Rock Creek San Gabriel Mts. 1524 Comment
  UC124484  Phacelia lyonii H. M. Hall 1908-6-16 8283 Los Angeles Avalon Santa Catalina Island Comment
  RSA617461  Phacelia minor Scott D. White 1998-6-23 6756 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Cyn. Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 548 Comment
  SFV21028  Phacelia minor L. Gross 2002-2-24 483 Los Angeles Verdugo Mountains Northwest side of mountains. Entered at corners of Ledge Ave. and Tuxford Street off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow Hills, where Sunland Blvd. runs through. 305 Comment
  UCR98767  Phacelia minor Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  RSA428074  Phacelia minor Donald R. Bissing 1973-5-18 82 Los Angeles Evey Canyon 0.7 mile from canyon mouth 780 Comment
  RSA587390  Phacelia minor Orlando Mistretta 1992-5-8 277 Los Angeles Little Rock Creek. Slopes E of creek below Little Rock Dam. 1067 Comment
  RSA650537  Phacelia minor Mary H. Ward, Shirley W. Campbell 1970-4-16 s.n. Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena 305 Comment
  RSA772156  Phacelia mohavensis R. G. Swinney 2009-5-27 10895 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
  UCR223072  Phacelia mohavensis R. G. Swinney 2009-6-2 11019 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
  UCR272642  Phacelia mohavensis R. G. Swinney 2011-6-7 15048 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
  RSA0113997  Phacelia ramosissima R. G. Swinney 2010-8-30 13627 Los Angeles San Gabriel Mountains; East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA428275B  Phacelia ramosissima var. austrolitoralis L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA656256  Phacelia ramosissima var. latifolia Melanie Baer 1977-6-4 27 Los Angeles Verdugo Mountains: 20 meters from Brand s tomb, Brand Park, west Glendale. 152 Comment
  RSA426119  Phacelia stellaris H. L. Bauer 1931-5-1 s.n. Los Angeles El Segundo. Comment
  HSC94031  Phacelia viscida Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9455 Los Angeles Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA1074  Phacelia viscida J. T. Howell 1928-6-29 997 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  RSA428243  Phacelia viscida Robert M. Perkins 1936-4-26 150 Los Angeles Santa Monica Mts. Comment
  POM356919  Phalaris minor H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  SD30638  Phalaris minor Mr. Ritter 1931-4-3 2049 Los Angeles Near Pasadena, in field Comment
  SD264714  Phalaris paradoxa Steven A. Junak, Mark Hoefs 1998-6-12 Sca 733 Los Angeles Santa Catalina Island: Along Banning House Road, ca. 1.0 mile from Two Harbors. 228 Comment
  RSA678691  Pholistoma Mark A. Elvin, Orlando Mistretta 1996-3-24 134 Los Angeles San Clemente Island. Eagle Canyon. Comment
  RSA459251  Pholistoma auritum Louis C. Wheeler 1932-4-2 551 Los Angeles Head of Mandeville Canyon, Santa Monica Mountains. 488 Comment
  UCR144757  Pholistoma auritum Scott D. White 2003-5-20 9318 Los Angeles Northern Chino Hills, Diamond Bar.; hills and canyons within gated community called 'The Country,' east of Diamond Bar Blvd. Steep unnamed canyons draining southward into Tonner Canyon 335 Comment
  SBBG125863  Pholistoma membranaceum A. Parikh, N. Gale 2010-6-2 3255 Los Angeles Sierra Pelona 3.7 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1140 Comment
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Mar 31 2014
  RSA3551  Pholistoma racemosum Carl B. Wolf 1932-5-9 3495 Los Angeles Along the road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island. 305 Comment
  UCD120968  Pholistoma racemosum F. R. Fosberg 1931-3-24 S 4345 Los Angeles Hamilton Canyon, Santa Catalina Island. 50 Comment
  RSA132806  Phoradendron juniperinum Del Wiens 1953-12-10 884 Los Angeles San Gabriel Mountains, Crystal Lake Area. 1677 Comment
  RSA420799  Phoradendron macrophyllum Albert J. Perkins 1917-2-27 s.n. Los Angeles Switzers Camp, Arroyo Seco, Sierra Madre Mountains. Altitude 1500 feet. 457 Comment
  POM2140  Phoradendron villosum I. M. Johnston 1917-7-23 1719 Los Angeles Prairie Fork of San Gabriel River. Altitude 4700 feet. 1433 Comment
  RSA572338  Phoradendron villosum Vanessa Ashworth 1994-8-23 63 Los Angeles Just north of Mt. Baldy Village across bridge on east side of San Antonio Creek between roadside and river. Comment
  SEINET10475616  Phormium tenax Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4825 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA0072461  Photinia arbutifolia var. macrocarpa F. R. Fosberg 1931-12-11 7158 Los Angeles Gallaghers Beach, Santa Catalina Island. 2 Comment
  SEINET8715722 Image available Phyllospadix torreyi F. R. F. 1931-1 S 4877 Los Angeles Little Harbor Santa Catalina Island. Los Angeles Co. 2 Comment
  POM219188  Physalis lancifolia Louis C. Wheeler 1932-8-29 1309 Los Angeles 2 miles northeast of La Verne. 373 Comment
  UCR214600  Picris echioides A. C. Sanders, Dan S. Cooper 2010-4-30 38125 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA595013  Picris echioides Mark Hoefs, R. F. Thorne 1995-7-26 2451 Los Angeles Middle Canyon, 171 Comment
  CAS-BOT-BC73402  Pinus Geo. B. Grant 1904-11-24 6429 Los Angeles Pasadena, NE corner Manzea & Villa Comment
  RSA497254  Pinus coulteri L. C. Wheeler 1966-11-30 9163 Los Angeles San Gabriel Mountains: Crystal Lake cutoff c. 1 mi S from Snow Spring, Bear Creek off W Fk San Gabriel Drainage. Scattered grove below and some trees above Hwy for c. 1 mi both N and S of Snow Spring, on SW slope Mt. Islip 1768 Comment
  CAS-BOT-BC78751  Pinus lambertiana Le Roy Abrams; E. A. McGregor 1908-7-5 650 Los Angeles [Swartout] Swarthout Canyon, desert slopes of the San Gabriel Mountains 1981 Comment
  RSA717864  Pinus lambertiana R. G. Swinney 1997-4-25 5498 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
  RSA384452  Pinus ponderosa L. E. Hoffman 1931-11-9 s.n. Los Angeles Swarthout Canyon. Comment
  RSA594936  Piptatherum miliaceum Steve Boyd, Lauren Raz 1996-10-8 9001 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  RSA602766  Piptatherum miliaceum L. C. Wheeler 1972-12-24 12801 Los Angeles San Gabriel Mountains: Las Flores Canyon. 823 Comment
  RSA728329  Piptatherum miliaceum Gary D. Wallace 1979-8-17 1877 Los Angeles Hollywood. Sidewalk parking strip. Comment
  UCR178055  Pittosporum undulatum LeRoy Gross 2003-2-22 748 Los Angeles Transverse Ranges: Verdugo Mountains Region, South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin 287 Comment
  CAS-BOT-BC71774  Pityrogramma triangularis var. viscosa Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  SBBG63998  Plagiobothrys M. N. Ackley -Apr-1929 64 Los Angeles La Crescenta 457 Comment
  SEINET3152899  Plagiobothrys arizonicus var. catalinensis G. B. Grant, W. Wheeler 1904-4-21 996 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California. Comment
  SBBG131928  Plagiobothrys canescens S. A. Junak 2000-5-19 SCa 1312 Los Angeles rd on SE side of Echo Lake 390 Comment
  SBBG98682  Plagiobothrys collinus var. gracilis T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5176 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  SFV12062  Plagiobothrys nothofulvus D. L. Koutnik 1978-3-27 169 Los Angeles San Gabriel Valley Claremont. Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue. 579 Comment
  UC1871062  Plantago coronopus Tim Ross 1993-4-21 6848 Los Angeles Santa Catalina Island, SW part of the Island along major EW ridge between Carlos 992ft and Cactus Peak 1560ft. 2750ft WNW of Cactus Peak summit, Santa Catalina S USGS 7.5'quad, 33Y'20'27'N, 118Y'27'10'W, Alt 1430ft. 436 Comment
  SBBG31247  Plantago erecta R. F. Thorne 1966-4-6 35906 Los Angeles N of Catalina Airport 435 Comment
  SD241124  Plantago indica R. G. Swinney 2009-4-7 10293 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley: Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel Rover channel (Axusa 7.5'Q) 168 Comment
  RSA412575  Plantago major R. Bardell 1930-01 s.n. Los Angeles Mesophytic woodlands, Verdugo Canon Comment
  IRVC27019  Plantago major Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2994 Los Angeles S side of the Santa Clara River, ca 200 m upstream from the mouth of Potrero Creek Santa Clarita Valley 274 Comment
  POM243768  Plantago ovata var. insularis F. R. Fosberg 1931-4-16 S- 4658 Los Angeles Bulrush Ridge, Santa Catalina Island. 200 Comment
  RSA402022B  Plantago ovata var. insularis M. B. Dunkle 1939-4-5 7269 Los Angeles San Clemente Island: China Point, Pyramid Cove. Comment
  UCR209420  Platanthera sparsiflora R. G. Swinney 2008-9-13 9459 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  HSC16891  Platanus racemosa C. E. Fellows 1965-9-9 136 Los Angeles 0.8 mi. S of Ventura Blvd. on Reseda Blvd., NE foothills of Santa Monica Mtns. 274 Comment
  POM153294  Platanus racemosa P. A. Munz, I. M. Munz 1928-9-29 11181 Los Angeles Rock Creek 1159 Comment
  UCR255830  Platystemon californicus R. G. Swinney 2010-5-12 12745 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
  LA206299  Platystemon californicus Barbara Crumly; 1953-4-18 sn Los Angeles halfway between Lancaster and Gorman, highway 136 Comment
  RSA100275  Plectritis ciliosa subsp. insignis F. W. Peirson 1925-4-23 5807 Los Angeles San Gabriel River 366 Comment
  SBBG63427  Pluchea sericea R. Hoffmann 1925-4-20 Los Angeles near Castaic Comment
  RSA729010  Poa Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1962 Los Angeles Fort Tejon Road. Comment
  RSA91512  Poa pratensis F. W. Peirson 1918-04 1553 Los Angeles New York Drive, Altadena Comment
  RSA0098775  Poa secunda Richard G. Swinney 2011-7-8 15515 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest) of three natural depressions at the north base of Strawberry Peak. 1171 Comment
  RSA587007  Poa secunda Orlando Mistretta 1992-5-8 289 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  UC589655  Poa secunda subsp. secunda Nell Murbarger April 1936 139 Los Angeles San Clemente Isl Comment
  RSA175356  Poa secunda var. secunda E. Crow 1930-6-29 s.n. Los Angeles Trail near Crystal Lake. Comment
  UCR220227  Polycarpon tetraphyllum R. G. Swinney 2009-4-7 10295 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR258909  Polycarpon tetraphyllum R. G. Swinney 2010-4-23 12354 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  SFV1213  Polycarpon tetraphyllum R. L. Armacost 1957-6-15 870 Los Angeles Santa Monica. Comment
  UCD98429  Polycarpon tetraphyllum Robert F. Thorne 1974-6-3 44688 Los Angeles Claremont; at 1010 Northwestern Drive. 335 Comment
  UC109720  Polygala cornuta var. fishiae A. J. McClatchie June 1893 Los Angeles Old Wilson trail Comment
  RSA762728  Polygonum aviculare R. G. Swinney 2008-12-4 9941 Los Angeles Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UCR205940  Polygonum hydropiperoides A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37065 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UCR256836  Polygonum lapathifolium R. G. Swinney 2010-8-16 13545 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  LA94041  Polypodium californicum Lawrence L. Kiefer; 1966-3-12 1679 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, E-fork, ca 0.75 mi S of Calamigos. 487 Comment
  RSA639697  Polypodium californicum Scott D. White 1999-3-30 7210 Los Angeles Puente Hills: City of Rowland Heights, south of Pathfinder Rd. and west of 57 Freeway; near Bill Blevins Park. 213 Comment
  RSA689890  Polypodium californicum May N. Ackley 1920-1 94 Los Angeles Verdugo Hills. Glendale. Comment
  RSA527771  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4336 Los Angeles San Clemente Island. E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UCSB62307  Polypodium californicum Kiefer, Lawrence 1966-10-11 Los Angeles San Gabriel Mtns., Placerita Canyon Station Peak, Placerita Canyon, ca. 1/2mi E of peak center 457 Comment
  UCSB62316  Polypodium californicum Kiefer, Lawrence 1967-3-19 Los Angeles San Gabriel Mtns., N of La Canada, Trail Canyon, tributary of Big Tujunga Canyon, ca. 3mi up from confluence 1005 Comment
  UCSB62318  Polypodium californicum Kiefer, Lawrence 1967-3-25 Los Angeles San Gabriel Mtns., N of La Crescenta, Sutton Canyon, tributary of Pickens Canyon, near the confluence 762 Comment
  UCSB62373  Polypodium californicum Kiefer, Lawrence 1967-4-16 Los Angeles San Gabriel Mtns., N of Monrovia, E fork of Big Santa Anita Canyon, ca. 1/2mi from confluence with main stream 670 Comment
  UCSC001089  Polypodium californicum Peter Kamb 1947-2-1 453 Los Angeles Colby Canyon, San Gabriel Mts, Mt Lowe 1097 Comment
  RSA600146  Polypogon maritimus Steve Boyd, Lauren Raz 1997-5-6 9737 B Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA729710  Polypogon monspeliensis R. G. Swinney 1999-6-18 7332 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  CAS-BOT-BC237502  Polypogon viridis Peter H. Raven 1956-6-17 9404 Los Angeles Westwood, Los Angeles Comment
  RSA593491  Polypogon viridis Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8839 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  RSA693284  Polystichum imbricans subsp. curtum M. B. Dunkle 1933-6-17 3604 Los Angeles San Antonio River Canyon 915 Comment
  CAS-BOT-BC410012  Populus X parryi Herman Knoche 1919-6-28 952 Los Angeles Middle Ranch, Santa Catalina Island Comment
  RSA570203  Populus fremontii subsp. fremontii Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4998 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA590939  Populus fremontii subsp. fremontii Orlando Mistretta 1994-4-12 1030 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  RSA0019863  Prunus emarginata Orlando Mistretta, Christine Mistretta 2011-6-29 5763 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  RSA726061  Prunus emarginata R. G. Swinney 1997-6-25 5631 Los Angeles San Gabrial Mtns.: west of Wrightwood, ca. 0.25 mi. east of Hwy 2, ca. 300 m N of Guffy Rd. (3N06) 2317 Comment
  UCD170962  Prunus fasciculata var. fasciculata R. G. Swinney 2009-5-13 10795 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
  CHSC3724  Prunus ilicifolia Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. Comment
  POM306715  Prunus ilicifolia Henry J. Ramsey, Henry J. Ramsey 1937-5-16 1667 Los Angeles Altadena, N. Craig Avenue. Comment
  POM88069  Prunus ilicifolia Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  RSA14725  Prunus ilicifolia Fay A. MacFadden 1929-06 1072 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA454157  Prunus lyonii M. B. Dunkle 1939-4-3 7243 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SEINET10483466  Prunus lyonii Lyman D. Benson 1960-7-20 Benson 16077 Los Angeles Seedling volunteers on the pomona college campus, pacific slope 366 Comment
  UC1587614  Prunus persica Tim Ross 1991-4-21 4499 Los Angeles Whittier Hills (Puente Hills, pro parte) drainage near mouth of Turnbull Canyon Turnbull Canyon; Whittier Hills, Turnbull Canyon 153 Comment
  RSA451454  Prunus virginiana var. demissa L. E. Hoffman 1932-8-21 s.n. Los Angeles Mt. Baldy, Angeles National Forest, [San Gabriel Mountains]. 3049 Comment
  UCSB7168  Pseudognaphalium beneolens Philbrick, Ralph 1954-9-30 Los Angeles South slope of San Antonio Canyon 701 Comment
  RSA249735  Pseudognaphalium biolettii R. F. Thorne, M. Z. Thorne 1973-2-12 42467 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman's Cove. 46 Comment
  UCD135046  Pseudognaphalium biolettii Daryl Koutnik 1978-5-10 477 Los Angeles end of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  CAS-BOT-BC356703  Pseudognaphalium californicum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  UC1272459  Pseudotsuga macrocarpa H. M. Hall May 1 1902-May 3 1902 3079 Los Angeles vicinity of Elizabeth Lake Antelope Valley 1219 Comment
  UCSB16217  Pseudotsuga macrocarpa Gerhart, Janet 1963-4-6 Los Angeles 1 mi. on trail E of Red Box Ranger Station at intersection of State Highway 2 and Mt. Wilson Road 822 Comment
  RSA0035061  Pseudotsuga macrocarpa Robin J. Tausch 1963-3-1 s.n. Los Angeles Sand Canyon, Angeles Nat. Forest, Newhall. 701 Comment
  SEINET5334802  Pseudotsuga macrocarpa G. B. Grant 1050 Los Angeles Mt. Lowe 1524 Comment
  UCR242719  Psilotum nudum A. C. Sanders 2012-11-12 40519 Los Angeles South Coast/Los Angeles Basin, Gardena, Marukai Market Place, 1740 West Artesia Blvd., near intersection with Western Ave. 9 Comment
  UCR205096  Pteridium aquilinum R. G. Swinney 2008-4-11 8658 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UCR270301  Pteridium aquilinum R. G. Swinney 2011-6-30 15403 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  SEINET3151321  Pteridium aquilinum var. pubescens G. B. Grant 1904-7-23 1063 Los Angeles Mt. San Gorgonio 2286 Comment
  CAS-BOT-BC421206  Pterostegia drymarioides Tim Ross; Orlando Mistretta 1993-5-27 7341 Los Angeles W end of the San Gabriel Mtns: Wilson Canyon 621 Comment
  RSA747198  Pycnanthemum californicum R. G. Swinney 2005-8-5 8385 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  RSA0080557  Pyrola dentata F. R. Fosberg 1931-8-11 S 5453 Los Angeles San Gabriel Mountains: S slope of Mt. Hawkins near Islip-Hawkins divide 2300 Comment
  POM155742  Quercus X macdonaldii M. B. Dunkle 1927-10-7 2003 Los Angeles Canyon bottom, Middle Ranch Canyon. Alt 2003ft 611 Comment
  LA43668  Quercus agrifolia Carl Epling; Lincoln Ellison Los Angeles Santa Monica Mountains, Mandeville Canyon Comment
  LA200021  Quercus berberidifolia A. M. Johnson; 1934-4-20 4432 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  POM187672  Quercus berberidifolia Joseph A. Ewan 1931-10-24 5259 -a Los Angeles Santa Monica Mountains Comment
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Mar 9 2015
  RSA724504  Quercus berberidifolia K. Dobry 1991-3-23 d- 123 Los Angeles 415 Stunt Rd. Santa Monica Mts. Upper Cold Creek Cyn Comment
  UCR178167  Quercus berberidifolia LeRoy Gross 2000-11-4 319 Los Angeles Verdugo Mountains, trail at end of Morning Glow, past Sunglow Way, east of La Tuna Canyon Road, Sun Valley 366 Comment
  RSA476879  Quercus chrysolepis Blanche Trask 1900-04 d.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA517130  Quercus chrysolepis Tim S. Ross 1990-5-14 2497 Los Angeles San Gabriel Mtns: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger Distric. 1098 Comment
  RSA598817  Quercus durata var. gabrielensis R. G. Swinney 1967-8-14 202 Los Angeles In and near Glendora Wilderness Park, Big Dalton Canyon 457 Comment
  SFV20859  Quercus durata var. gabrielensis L. Gross 2000-10-28 307 Los Angeles Verdugo Mountains Beaudry fire road north of Radio Towers, west of head of Deer Creek. Northeast-facing slope next to main ridgetop. 762 Comment
  UC1951229  Quercus durata var. gabrielensis Scott D. White, Justin Wood 2009-5-6 12683 Los Angeles SAN GABRIEL MOUNTAINS: San Gabriel River - West Fork, large fill slope on the S side of Cogswell Reservoir. Azusa 7.5' Quad. Comment
  CAS-BOT-BC94174  Quercus engelmannii Geo. B. Grant 1904-5-5 6167 Los Angeles Pasadena Comment
  RSA177660  Quercus engelmannii Robert F. Thorne, P. Everett 1965-5-12 34611 Los Angeles Bullrush Canyon, Santa Catalina Island. 244 Comment
  RSA599207  Quercus engelmannii Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel: West Debris Basin, Brown School for girls. NW of Glendora 366 Comment
  RSA681860  Quercus john-tuckeri Scott D. White, Michael Honer 2003-6-18 9558 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
  UCR191684  Quercus lobata A. C. Sanders 2008-4-18 34957 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, west side of canyon toward mouth 977 Comment
  CATA1783  Quercus pacifica Benjamin E. Carter, John R. Clark 2012-8-9 6961 Los Angeles Santa Catalina Island: Bulrush Canyon, between reservoirs and Salta Verde turnoff 270 Comment
  RSA476567  Quercus pacifica C. B. Liter, Powell 1928-04 s.n. Los Angeles Santa Catalina Island Comment
  UCR168351  Quercus pacifica Reid Moran 1941-3-14 708 Los Angeles Channel Islands, Santa Catalina Island: Middle Ranch 200 Comment
  SD107828  Quercus tomentella Larry DeBuhr, Gary Wallace 1972-9-2 700 Los Angeles San Clemente Island, on rocky canyon walls in the second large canyon south of Lemon Tank 366 Comment
  SEINET4078777  Quercus tomentella M. B. Dunkle 1939-1 7357 Los Angeles San Clemente Island. Comment
  SEINET3127835  Quercus wislizeni Unknown 1904-5-17 1088 /6229 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC362469  Rafinesquia californica Grant No date on label s.n. Los Angeles Avalon Comment
  CATA273  Rafinesquia californica Mark L. Hoefs 1973-5-15 285 Los Angeles Santa Catalina Island: Behind golf course #7 tee, Avalon Canyon 76 Comment
  RSA0091744  Rafinesquia californica R. G. Swinney 2011-5-26 14865 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  SEINET8696648  Ranunculus californicus G. B. Grant 1902-1 1109 Los Angeles Lincoln Park. Comment
  CAS-BOT-BC378868  Ranunculus californicus var. californicus P. A. Munz 1918-4-5 2019 Los Angeles Pomona, grassy hills Comment
  UC1971420  Ranunculus cymbalaria Louis C. Wheeler 1968-6-14 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Spring on north side of Blue Ridge by Guffy camp. Comment
  POM301  Ranunculus hebecarpus P. A. Munz 1918-4-30 2091 Los Angeles Hills south of Pomona. 366 Comment
  POM328  Ranunculus hebecarpus P. A. Munz 1918-4-30 2091 Los Angeles South Hills, Pomona Comment
  UCR92666  Raphanus sativus Scott D. White 1996-4-9 3884 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  UC535548  Rhamnus californica Ira W. Clokey, B. Templeton Jun 1929 4586 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR132301  Rhamnus californica John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, just east of Jet Prop. Lab., transect zero below diversion dam 366 Comment
  UCR273287  Rhamnus californica subsp. californica R. G. Swinney 2011-5-19 14771 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  RSA652632  Rhamnus crocea Marion P. Harthill 1971-3-28 69 Los Angeles Claremont. Comment
  SEINET6699512 Image available Rhamnus crocea var. ilicifolia Ira W. Clokey, B. Templeton 4575 Los Angeles Mandeville Canyon, Santa Monica Mountains 275 Comment
  CHSC95349  Rhamnus ilicifolia LeRoy Gross 2002-4-28 535 Los Angeles Transverse Ranges; Verdugo Mountains Region: North side. Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). The trail that starts from La Tuna climbs up and over a ridge to drop down into a second canyon, this plant was collect in the second canyon. 549 Comment
  LA105067  Rhamnus ilicifolia Barry A. Prigge; 1988-7-3 8202 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  UC1121874  Rhamnus ilicifolia F. H. Raymond 1930-1-29 40 Los Angeles Santa Ynez Canyon Calabasas Quad. 213 Comment
  CAS-BOT-BC59783  Rhamnus pirifolia Peter H. Raven 1962-5-9 17683 Los Angeles Near head of canyon above Mosquito Cove. 274 Comment
  RSA161321  Rhamnus pirifolia Peter H. Raven 1962-5-20 17776 Los Angeles Santa Catalina Island. Avalon canyon about 1 mile south of Avalon. Comment
  RSA229032  Rhamnus tomentella subsp. cuspidata Robert F. Thorne, C. W. Tilforth 1971-6-29 40716 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  CAS-BOT-BC168137  Rhus aromatica A. D. E. Elmer 1902-6-1 3680 Los Angeles Acton, Mt. Gleason Comment
  CAS-BOT-BC200707  Rhus aromatica Louis C. Wheeler 1932-4-9 578 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  RSA0091736  Rhus aromatica R. G. Swinney 2011-5-12 14684 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  UCR270079  Rhus aromatica R. G. Swinney 2011-3-17 14115 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  CAS-BOT-BC170461  Rhus integrifolia Tim Ross; Laurel Arnseth; Steve Boyd 1990-4-8 4402 Los Angeles E side of island, Bryce Cyn near Malo Point - San Clemente Island Comment
  SD85111  Rhus integrifolia E. R. Blakley 1962-10-5 5420 Los Angeles Santa Catalina Island, southeast side of Black Jack Mountain toward White's Cove Anyon 380 Comment
  UC1922673  Rhus lancea Valerie Soza, LeRoy Gross 2001-5-9 1201 Los Angeles Transverse Ranges; Verdugo Mountains region; Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 244 Comment
  RSA0037424  Rhus ovata R. G. Swinney 2010-9-1 13663 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds. 341 Comment
  SBBG71086  Rhus ovata R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR210731  Ribes aureum R. G. Swinney 2009-1-19 9993 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
  UCR231784  Ribes aureum var. gracillimum Darren T. Hasegawa 2007-4-8 s.n. Los Angeles San Gabriel Mtns. Area, Pasadena, adjacent to Rose Bowl 256 Comment
  CAS-BOT-BC92444  Ribes aureum var. gracillimum Clarence R. Quick 1940-3-20 s.n. Los Angeles Aracadia. Comment
  UC69256  Ribes californicum var. hesperium Ernest Braunton Jan 1903 751 Los Angeles Eaton Canyon Comment
  CAS-BOT-BC93396  Ribes cereum Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Big Pines Camp. Comment
  UC457220  Ribes cereum Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Swartout Valley San Gabriel Mts. Comment
  CAS-BOT-BC108882  Ribes divaricatum var. parishii A. J. McClatchie 1893-4-1 s.n. Los Angeles Near Pasadena. Comment
  CAS-BOT-BC173106  Ribes indecorum F. V. Coville; Rimo Bacigalupi 1925-4-18 172 Los Angeles Entrance to San Antonio Canyon, San Gabriel Mts. Comment
  RSA764765  Ribes indecorum Doris Bowers 1957-2-24 327 Los Angeles San Dimas Canyon. 1067 Comment
  CAS-BOT-BC173423  Ribes malvaceum Joseph Andorfer Ewan 1932-1-3 7014 Los Angeles Head of Nichols Canyon, Santa Monica Mts. Comment
  LA200836  Ribes malvaceum Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  CAS-BOT-BC205997  Ribes menziesii John Thomas Howell 1928-2-9 3326 Los Angeles On trail between Sierra Madre and Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC219185  Ribes nevadense Robert F. Thorne; J. Dourley 1967-10-10 37365 Los Angeles 1.5 miles E of Dawson Saddle, San Gabriel Mountains, Angeles National Forest 2331 Comment
  UCR192896  Ribes nevadense R. G. Swinney 1999-8-14 7632 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
  RSA702485  Ribes quercetorum Scott D. White 2004-5-5 10300 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
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Mar 12 2010
  LA50721  Ribes speciosum E. Lloyd; 1933-4-8 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  UCR217316  Ricinus communis R. G. Swinney 2009-3-10 10081 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  SBBG118732  Rigiopappus leptocladus L. Gross with P. Morton 2004-6-10 1371 Los Angeles E end of the main crest; Rd 7N23, E to W from jct with Atmore Meadows Rd (7N19) along Sawmill Mtn to Burnt Pk Rd (7N23A): T7N R16W S8,9,16,15 1432 Comment
  RSA594938  Robinia pseudoacacia Steve Boyd, Lauren Raz 1996-10-8 9003 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 0.9 miles south of junction with Forest Service Road 6N08. 561 Comment
  UCR186903  Rorippa nasturtium-aquaticum A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32017 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  CAS-BOT-BC147485  Rosa californica Le Roy Abrams 1911-4-11 1481 Los Angeles Santa Monica Mts., Santa Monica [Canon] Canyon Comment
  RSA229035  Rosa californica Robert F. Thorne, C. W. Tilforth 1971-6-29 40715 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  SD253542  Rosa californica R. G. Swinney 2011-6-23 15281 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5'Q) 1570 Comment
  SEINET3558033 Image available Rosmarinus officinalis Bruno Klinger 1968-2-5 s.n. Los Angeles Pasadena, Pasadena. Comment
  RSA650872  Rubus discolor K. M. Kosak 1961-5-8 428 Los Angeles San Dimas Comment
  UCR256140  Rubus leucodermis R. G. Swinney 2010-10-13 14030 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  CAS-BOT-BC158810  Rubus ursinus Geo. B. Grant 1900-2-4 s.n. Los Angeles Arroyo Seco near Pasadena Comment
  RSA0030799  Rubus vitifolius Bonnie C. Templeton 1947-5-21 6281 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UCD101103  Rumex conglomeratus Daryl Koutnik 1978-6-24 559 Los Angeles Mulholland Highway, one mile south of Seminole Hot Springs. 335 Comment
  UCR223379  Rumex crispus R. G. Swinney 2009-7-23 11387 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
  RSA258382  Rumex crispus C. W. Tilforth 1972-6-23 600 Los Angeles Los Angeles. Found occasionally under almost all conditions. Comment
  CDA23182  Rumex obtusifolius subsp. agrestis George Garrettson, T. Suzuki 1959-6-1 Los Angeles El Monte. 0 Comment
  LA33968  Rumex salicifolius Peter H. Raven; 1959-9-6 14403 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  POM2354  Rumex salicifolius var. salicifolius D. L. Crawford 1915-08 s.n. Los Angeles Evy Ca - on - Claremont Comment
  UC866252  Rupertia physodes Marcus E. Jones, A. M. 1882-5-2 2691 Los Angeles Pasadena Comment
  POM2576  Rupertia physodes O. W. Robinson 1916-5-7 s.n Los Angeles Johnson's Pastures, near Claremont. Comment
  RSA776485  Sagina saginoides LeRoy Gross, Jane Tirrell 2011-7-20 5533 Los Angeles Lily Spring, north of Mt. Hawkins. 2500 Comment
  HSC78690  Salazaria mexicana James Henrickson, D. Soltz 1975-5-26 14678 Los Angeles 8 mi. E of Little Rock along Powerline Rd., 1 mi. N of Pearblossom Hwy. at crossing of Big Rock Creek 930 Comment
  UCR197787  Salazaria mexicana Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 116 B Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  SBBG19204  Salicornia pacifica M. A. Piehl 1963-12-8 631105 Los Angeles mouth of Horse Beach Cyn, which is first cyn E of China Pt 3 Comment
  RSA478894  Salicornia virginica Louis Greata 1900-08 s.n. Los Angeles Cienega, Los Angeles. Comment
  CAS-BOT-BC103145  Salix bonplandiana Geo. B. Grant 1902-4-9 s.n. Los Angeles [Marenjo Canon] Marengo Canyon, Pasadena Comment
  CHSC99230  Salix exigua John Dittes; Rudolph A. Dittes, Rosano Arviso 2007-2-15 1441 Los Angeles South coast Subregion; San Fernando Valley; Sulpulveda Dam Flood Control Basin; ca. 2.2 air miles southwest of Van Nuys Civic Center, ca. 0.9 air miles south of Victory Blvd., 0.9 air miles west of the San Diego Freeway (405), 0.6 air-miles north of the Ventural Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. Undesignated Section of El Encino Land Grant. 207 Comment
  UCR150620  Salix exigua Scott D. White 1997-5-8 5093 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  UC506475  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1933-3-15 7632 Los Angeles Comment
  RSA0034826  Salix hindsiana var. leucodendroides Ivan M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez. Comment
  POM50189  Salix laevigata A. D. E. Elmer 1902-06 3673 Los Angeles Lancaster. Comment
  SBBG59086  Salix laevigata C. W. Sharsmith 1932-1-17 11 Los Angeles San Gabriel Cyn, ca. 9.5 km above Azusa 91 Comment
  SBBG59088  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles lower Topanga Cyn 15 Comment
  UCD111139  Salix laevigata Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km north of Castale. 315 Comment
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Nov 12 2014
  CAS-BOT-BC128135  Salix lasiandra var. lasiandra Louis C. Wheeler 1934-2-4 2372 B Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  SEINET13383056 Image available Salix lasiolepis R. G. Swinney 2011-1 15318 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
  CAS-BOT-BC107532  Salix lasiolepis var. lasiolepis Marcus E. Jones 1924-9-10 s.n. Los Angeles Swartout Valley, San Gabriel Mts. Comment
  RSA444928  Salsola gobicola Roger Minahan 1934-06 20143 Los Angeles Valyermo near Big Rock 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
  CAS-BOT-BC180704  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  RSA444926  Salsola tragus E. S. Spalding 1924-6-10 s.n. Los Angeles Los Angeles. Comment
  UCR62348  Saltugilia australis Jeri Hirshberg, Theo Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  SJSU13414  Saltugilia splendens subsp. grantii C. W. Sharsmith 1945-9-7 5463 Los Angeles E side Mt Waterman, San Gabriel Mts 2072 Comment
  UC303706  Saltugilia splendens subsp. grantii D. L. Crawford 1916-6-30 Los Angeles Bear Canyon San Antonio Mts., Bear Canyon 2133 Comment
  HSC12388  Salvia apiana Wendell Wood 1970-6-21 20 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  UC1211118  Salvia apiana Huron H. Smith 1912-6-1 5075 Los Angeles Avalon Canyon; Santa Catalina Island 38 Comment
  UCR259283  Salvia apiana R. G. Swinney 2010-6-4 12990 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA0085071  Salvia apiana Naomi S. Fraga 2001-5-27 49 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. 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
  RSA0069767  Salvia columbariae LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6985 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
  RSA401463B  Salvia columbariae Fay A. MacFadden 1931-7-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UC1871143  Salvia columbariae T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4794 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UC1871157  Salvia columbariae T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4934 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  CAS-BOT-BC183874  Salvia columbariae Timothy S. Ross; Steve Boyd 1994-5-4 7684 Los Angeles Head of South Portal Canyon: northwest of Grass Mountain on forest service road that follows South Portal Canyon 1179 Comment
  RSA0073715  Salvia dorrii subsp. dorrii Orlando Mistrettta, Christine Mistretta 2005-4-21 2051 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  CHSC95745  Salvia dorrii var. pilosa LeRoy Gross 2005-5-3 2240 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 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  RSA249769  Salvia dorrii var. pilosa Robert F. Thorne, C. W. Tilforth 1973-4-20 42986 Los Angeles San Gabriel Mountains. 1143 Comment
  LA82017  Salvia leucophylla Henry J. Thompson; 1960-6-7 3072 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  LA86111  Salvia leucophylla W. A. Jr. Emboden; 1962-5-6 2059 Los Angeles Comment
  RSA531260  Salvia leucophylla Walter Wisura 1991-7-21 4520 Los Angeles Puente Hills, upper Turnbull Canyon, below Skyline Drive. Comment
  UC57549  Salvia leucophylla J. H. Barber 1898-8-3 Los Angeles Topanga Comment
  CAS-BOT-BC229929  Salvia mellifera Peter H. Raven 1959-5-3 14096 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mulholland Drive at Laurel Pass 350 Comment
  RSA434130  Salvia mellifera Betty Munson 1940-4-21 s.n. Los Angeles Bouquet Canyon. Comment
  UC625155  Salvia mellifera F. R. Fosberg 1931-3-18 S 4291 Los Angeles Hamilton Canyon Hamilton Canyon, Santa Catalina Island; Santa Catalina Island 10 Comment
  RSA434066  Salvia spathacea Martha Hilend 1928-3-4 52 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  POM305929  Sambucus mexicana Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1219 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA477572  Sambucus mexicana Howard Mullins 1931-3-11 s.n. Los Angeles Oakwilde. Comment
  RSA649809  Sambucus mexicana Matt Brooks 1988-5-12 60 Los Angeles Whittier, along the southern ridge of Dark Canyon 1.1 miles east of the top of the Whittier water tank. Comment
  RSA657293  Sambucus mexicana Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -2 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
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May 21 2015
  UC28623  Sambucus mexicana J. H. Barber 1897-1 304 Los Angeles Santa Monica Exp't Station Comment
  UCR114927  Sambucus mexicana C. B. Wolf 1932-7-6 03833 Los Angeles San Fernando Valley, Van Nuys Blvd., 1/2 mile east of Pacoima Post Office 335 Comment
  RSA477575  Sambucus mexicana Perkins 1935-4-5 s.n. Los Angeles Pasadena Canyon. open hillside. Comment
  CAS-BOT-BC238737  Sambucus nigra subsp. caerulea H. E. McMinn 1924-7-1 1301 Los Angeles Catalina Is. Comment
  SDSU14343  Sambucus nigra subsp. caerulea John Viggiano 2003-4-3 30 Los Angeles South Hills Park, Glendora. 1/2 mile north along trail behind restroom, in a clearing. 290 Comment
  SFV3601  Sambucus nigra subsp. caerulea J. Pakcyk 1959-3-15 s. n. Los Angeles San Gabriel Mountains Angeles Crest. 610 Comment
  RSA583134  Sanguisorba minor Tim S. Ross 1993-4-22 6923 Los Angeles Santa Catalina Island. SW part of the island in Middle Canyon; overlooking Thompson Reservoir, along old dirt road (no longer maintained) that ascends the ridge SW of Thompson Dam and drops to Bullrush Canyon. 213 Comment
  SBBG31253  Sanicula arguta R. F. Thorne 1966-4-5 35838 Los Angeles above stream in Cottonwood Cyn 106 Comment
  UC1587721  Sanicula arguta Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-18 5159 Los Angeles 950 ft wnw of Stone (at beginning of the Stone Canyon drainage, San Clemente Island); San Clemente Island 441 Comment
  RSA470986  Sanicula arguta Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  RSA470988  Sanicula arguta M. B. Dunkle 1939-4-3 7236 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA794246  Sanicula bipinnata Doris Hoover Bowers 1957-3-23 922 Los Angeles Rocky Point, LaVerne. 335 Comment
  RSA746900  Sanicula bipinnatifida R. G. Swinney 2005-4-15 8220 Los Angeles Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 320 Comment
  JEPS960  Sanicula tuberosa Frank W. Peirson 1919-5-14 422 Los Angeles San Gabriel Mountains, Eaton Canyon Eaton Canyon; San Gabriel Mountains, Eaton Canyon 731 Comment
  RSA748363  Sanicula tuberosa Scott D. White, Justin M. Wood 2009-5-6 12661 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA226525  Sanicula tuberosa C. W. Tilforth 1971-5-30 379 Los Angeles Claremont: Johnson s Pastures, hills north of Claraboya. Comment
  RSA445281  Satureja douglasii Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  POM18177  Saxifraga californica P. A. Munz 1923-3-14 6593 Los Angeles Coble [Cobal] Canyon, north of Claremont. 518 Comment
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Nov 25 2014
  RSA585821  Schinus polygamus T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  UCD92928  Schismus arabicus Robert F. Thorne 1966-6-2 36525 Los Angeles Santa Catalina Island.Between Moonstone and White Coves. 30 Comment
  RSA660425  Schismus barbatus Orlando Mistretta 1992-5-18 325 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR126840  Schoenoplectus acutus var. occidentalis A. C. Sanders, Mark A. Elvin 2002-8-26 25582 B Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  UCR129401  Schoenoplectus acutus var. occidentalis A. C. Sanders, Mark Elvin 2002-6-20 25214 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA366046  Schoenoplectus americanus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  CAS-BOT-BC111520  Schoenoplectus americanus Peter H. Raven 1959-10-25 14712 Los Angeles Along Malibu Creek in shade, 4.1 miles north of Coast Highway. 91 Comment
  RSA366048  Schoenoplectus americanus Louis Greata 1900-9-2 s.n. Los Angeles Near Ballona. Comment
  RSA602205  Schoenoplectus americanus L. C. Wheeler 1945-6-10 6068 Los Angeles South-east of El Monte: San Gabriel River at Slaughter Avenue and Parkway Drive. Comment
  RSA365998  Schoenoplectus californicus Anstruther Davidson s.n. Los Angeles Playa Del Rey Comment
  UC1871323  Schoenoplectus pungens T. Ross 1993-4-20 6825 Los Angeles Santa Catalina Island; NE side of Little Harbor near outlet of Little Springs Canyon drainage 2 Comment
  RSA92164  Scirpus acutus var. occidentalis F. W. Peirson 1918-4-28 1611 Los Angeles Southeast of El Monte. Comment
  JEPS26150  Scrophularia californica Peter H. Raven 1959-5-3 14101 Los Angeles 0.1 mi s of Mulholland Dr Franklin Canyon; Santa Monica Mts, Franklin Canyon 350 Comment
  RSA425192  Scrophularia californica subsp. floribunda Frances M. Morey 1922-05 s.n. Los Angeles Laurel Canyon. Comment
  SBBG132095  Scrophularia villosa M. Elvin, D. Hannon, G. Allan, C. Clark, S. Burckhalter 1996-4-20 168 Los Angeles Stone field station just below balcony Comment
  UC1234775  Scrophularia villosa Peter H. Raven 1962-5-22 17831 Los Angeles first canyon w Lions Head Point; Santa Catalina Isl Comment
  UCR142511  Scrophularia villosa F. R. Fosberg 1931-4-8 S- 4520 Los Angeles Channel Islands, Avalon Valley, Santa Catalina Island 60 Comment
  CAS-BOT-BC63896  Sedum spathulifolium I. M. Johnston 1917-7-1 1745 Los Angeles Near Browns Flats 1295 Comment
  IRVC14078  Selaginella bigelovii B. T. Gittins 1968-2-24 4269 Los Angeles Santa Catalina Island; near Isthmus. Channel Islands Comment
  LA200015  Selaginella bigelovii Lawrence L. Kiefer; 1966-4-10 1855 Los Angeles SANTA MONICA MOUNTAINS, Brown Canyon, Beverly Glen Blvd., ca. 3 mi above Sunset Blvd. 426 Comment
  RSA657204  Selaginella bigelovii Joseph M. Keefe 2001-1-19 30985 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. 385 Comment
  RSA683750  Selaginella bigelovii Blanche Trask 1900-03 s.n. Los Angeles Near Avalon, Santa Catalina Island. Comment
  CAS-BOT-BC62035  Selaginella bigelovii Grant 1903-3-16 5338 Los Angeles Sawpit Canyon, Mourovia Comment
  CAS-BOT-BC363448  Senecio californicus A. C. Sanders 2003-4-17 26063 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  CAS-BOT-BC363457  Senecio californicus John Thomas Howell 1928-3-20 3470 Los Angeles On hills east of Vermont Canon [Canyon], Griffith Park Comment
  UC1584261  Senecio flaccidus var. douglasii Tim Ross and Steve Boyd 1990-6-6 2835 Los Angeles Green Valley Pasture, in San Francisquito Canyon San Francisquito Canyon, Lake Hughes USGS 7.5' Quad. 926 Comment
  UC1870279  Senecio flaccidus var. douglasii LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 279 Los Angeles Verdugo Mountains; Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. Near 34° 13' 14.7'' N 118° 18' 32'' W. Elev. 2000 Feet. 609 Comment
  PASA950  Senecio lyonii Frank W. Peirson 1923-4-12 Los Angeles Wilson Cove, San Clemente Island Comment
  SD90260  Senecio lyonii Robert F. Thorne 1973-4-11 42835 Los Angeles San Clemente Island, steep middle portion of canyon 274 Comment
  RSA605907  Senecio mikanioides L. C. Wheeler 1968-12-15 s.n. Los Angeles San Gabriel Mountains: Millard Canyon at about the National Forest Boundary 1509 Comment
  SEINET3928066  Senecio triangularis I. M. Johnston 1917-8-22 1679 Los Angeles Prairie 7k of San Gabriel.; 0 2134 Comment
  RSA473112  Senecio vulgaris Anstruther Davidson 1917-04 s.n. Los Angeles Alvarado Street, Los Angeles. Comment
  SEINET4044584 Image available Senecio vulgaris D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 121 Comment
  LA209933  Senecio vulgaris O. A. Plunkett; 1926-3-4 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA657579  Senecio vulgaris Kristina Sargeant 1992-4-29 92 -022 Los Angeles North side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  CAS-BOT-BC438168  Sesuvium verrucosum G. B. Grant 1904-6-5 6112 Los Angeles Near Ballona Comment
  RSA402663  Sesuvium verrucosum Georgie Cook, Thelma Ashley 1926-08 s.n. Los Angeles Gardena. Comment
  SBBG23510  Sidalcea sparsifolia E. C. Twisselmann 1965-5-18 10855 Los Angeles marsh along the Lancaster Rd, ca. 3 mi SE of Gorman 1097 Comment
  SEINET8851599  Silene anglica E. D. Palmer 1903-1 s.n. Los Angeles Claremont. Comment
  LA35987  Silene coniflora Peter H. Raven; Henry J. Thompson 1960-5-16 15385 Los Angeles Santa Monica Mountains, ridge east of Temescal Canyon, along fire-break 243 Comment
  OBI52775  Silene gallica A. C. Sanders 1988-3-17 7729 Los Angeles El Segundo Dunes, immed W of L.A. International Airport & Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  POM158278  Silene gallica M. B. Dunkle 1928-5-12 1921 Los Angeles Empire Landing, Santa Catalina Island. 30 Comment
  RSA748789  Silene gallica Justin M. Wood 2009-4-13 483 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  UCR219926  Silene gallica R. G. Swinney, Jane Strong 2009-4-21 10406 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  CAS-BOT-BC387024  Silene gallica Joseph Andorfer Ewan 1932-6-29 7567 Los Angeles Arizona Ave., 9 miles W of Hawthone Comment
  CDA3469  Silene gallica Phillipson 1916-5-3 Los Angeles Monrovia. Comment
  CAS-BOT-BC174901  Silene laciniata E. K. Balls; P. C. Everett 1959-6-29 23866 Los Angeles Stokes Canyon, Santa Monica Mts. 152 Comment
  SEINET11944389  Silene laciniata C. Wyman, Bright, J. F. 1931-1 172 Los Angeles San Fernando Valley Comment
  RSA477917  Silene laciniata subsp. major T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA439081B  Silene latifolia Anstruther Davidson 1908-5-1 2143 Los Angeles Lawn, Alhambra Comment
  UC1584713  Silybum marianum Tim Ross and Annette Ross 1991-6-3 5524 Los Angeles sw base Elephant Hill (west Pomona); West Pomona, Elephant Hill 230 Comment
  LA210071  Sisymbrium irio Louis C. Wheeler; 1932-3-12 476 Los Angeles Santa Monica Mountains, Hollyhock Canyon, Mandeville Canyon 121 Comment
  UCR270372  Sisymbrium officinale John F. Emmel 2003-4-3 1776 Los Angeles Verdugo Mountains, hill 3077 NW of radio towers on high peak 915 Comment
  CAS-BOT-BC75411  Sisymbrium orientale J. H. Thomas 1957-5-11 6744 Los Angeles About 2 miles northeast of La Canada, near Angeles Crest Highway. 609 Comment
  UCR159909  Sisymbrium orientale Orlando Mistretta 1992-7-13 673 Los Angeles Transverse Ranges; San Gabriel Mountains region, Los Pinetos Spring Canyon Trail 915 Comment
  UCR23433  Sisymbrium orientale John C. Roos 1954-4-30 s.n. Los Angeles Los Angeles, along a parking strip at Boyle St, and New Jersey St. 104 Comment
  RSA648037  Sisymbrium orientale Orlando Mistretta 1992-7-13 673 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA729567  Sisyrinchium bellum Richard G. Swinney 1998-7-21 6477 Los Angeles Upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 mi. SW of Fish Fork Trail and Pine Mt. Ridge. 2085 Comment
  UCR117122  Sisyrinchium rosulatum A. C. Sanders, D. Malueg 2001-5-17 24313 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCR117133  Solandra maxima A. C. Sanders, D. Malueg 2001-5-17 24331 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCR180384  Solanum americanum Scott D. White, Andrea Warniment 2006-7-6 11602 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  SD48950  Solanum douglasii Reid Moran 1958-9-15 6830 Los Angeles canyonside, 1.8 miles SE of Eel Point, San Clemente Island 99 Comment
  UCR117125  Solanum douglasii A. C. Sanders, D. Malueg 2001-5-17 24340 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCR193945  Solanum douglasii A. C. Sanders 2008-7-10 35740 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
  POM47793  Solanum douglasii Joseph A. Ewan 1930-10-10 3528 Los Angeles Hermit Trail of Big Santa Anita Canyon. 854 Comment
  POM8503  Solanum douglasii Philip A. Munz, R. D. Harwood 1920-5-13 3935 Los Angeles Cold Water canyon. 305 Comment
  RSA599350  Solanum douglasii Louis C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  RSA0031687  Solanum umbelliferum M. J. Schoenfeld 1967-8-21 13 Los Angeles Glendale Foothills. 213 Comment
  RSA19877  Solanum umbelliferum I. W. Clokey, Bonnie C. Templeton 1929-04 4432 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  HSC21327  Solanum xanti C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  LA58135  Solanum xanti A. M. Johnson; 1928-2-16 2779 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  NY820429  Solanum xanti T. S. Ross 1993-5-23 7280 Los Angeles NW Los Angeles Co.; Liebre Mountains. Upper Clearwater Canyon: ca. 190-230 m. W of Plum Spring 789 Comment
  SEINET7047910 Image available Solanum xanti Steven R. Hill, Kate Kramer 2001-4-22 33359 Los Angeles North foothills of San Gabriel Mountains, Elizabeth Lake Road, 9.7 miles by road south-southwest of junction with Johnson Road, vicinity of Bee Canyon. Elevation about 1800 feet. Comment
  UCSB8617  Solanum xanti Wedberg, H. 1958-2-22 Los Angeles 0.7 mi. from coast HWY 101 in Latigo Canyon, Santa Monica Mts Comment
  RSA656926  Solanum xanti var. intermedium Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 765 Los Angeles Verdugo Mountains: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  RSA608593  Solidago californica L. C. Wheeler 1931-6-21 S 19 Los Angeles Liveoak [Live Oak] Canyon, San Gabriel Mts. 609 Comment
  UCR95730  Solidago occidentalis Lauren Raz, Steve Boyd 1996-10-23 5 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  LA32095  Sonchus asper subsp. asper Peter H. Raven; 1959-10-25 14700 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  CATA1193  Sonchus oleraceus Mark L. Hoefs 1995-5-30 2198 Los Angeles Santa Catalina Island: Near Ben Weston Road 57 Comment
  RSA4781  Sonchus oleraceus James Snow s.n. Los Angeles Bryant Ranch, near Long Beach, Station no.3. Plat. 3. Comment
  RSA600754  Sonchus oleraceus L. C. Wheeler 1967-6-16 9848 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; N of Coulter Reservoir. 640 Comment
  SBBG96627  Sonchus oleraceus S. Boyd with T. Ross, L. Arnseth 1990-4-6 4153 Los Angeles Lemon Tank Cyn (used as dumping area) 274 Comment
  SD69570  Sonchus oleraceus Robert F. Thorne 1966-9-14 Los Angeles Santa Catalina Island. behind dunes and salina at Little Harbor. 4 Comment
  UCR41710  Sonchus oleraceus G. R. Ballmer, G. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA483171  Spartina foliosa F. R. Fosberg 1930-7-7 S 3155 Los Angeles Seal Beach, Alamitos Bay. Comment
  SEINET235621  Spartium junceum Scott D. White 1997-5-8 5080 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom ajd adjacent slopes below San Gabriel Reservoir. 400 Comment
  UCD108496  Spartium junceum Donald R. Bissing 1973-5-18 80 Los Angeles Evey Canyon, San Gabriel Mountains. At mouth of canyon along Mt. Baldy Road. 707 Comment
  UCD108498  Spartium junceum William H. Lee 1969-6-1 18 Los Angeles location unknown. Comment
  RSA0097064  Spergularia A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25482 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals. 335 Comment
  UCR229519  Spergularia Jeremiah George 2011-9-28 s.n. Los Angeles South Coast, Long Beach, east side of Los Angeles River channel, south of West Shoreline Dr. offramp from 710 Fwy 4 Comment
  SBBG2060  Spergularia macrotheca E. R. Blakley 1959-4-5 2734 Los Angeles beach cliff on W side of Point Dume 15 Comment
  CAS-BOT-BC390270  Spergularia macrotheca var. leucantha Roxana S. Ferris 1918-6-12 916 Los Angeles Lancaster Comment
  SBBG13281  Spergularia macrotheca var. macrotheca M. A. Piehl 1962-6-9 62361 Los Angeles China Pt, S of lighthouse 3 Comment
  SBBG37832  Spergularia macrotheca var. macrotheca M. B. Dunkle 1939-4-2 7205 Los Angeles SE point of San Clemente Island Comment
  CATA3064  Spergularia villosa Amy Catalano 2016-3-23 056 Los Angeles Santa Catalina Island: Open ridge 80 meters north of Airport Road in Fox Country, 162 meters due east of the Summit Vista Garden 438 Comment
  SEINET3150434  Sphaerostigma campestre G. B. Grant 1234 Los Angeles Pasadena Comment
  RSA712471  Sporobolus airoides LeRoy Gross 2005-5-19 2290 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  IRVC28754  Stachys albens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25527 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
  UC416669  Stachys albens Harley P. Chandler 1897-6-21 Los Angeles Claremont 335 Comment
  UCR142080  Stachys albens A. C. Sanders, Mark A. Elvin 2002-8-26 25587 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  RSA0091076  Stachys bullata R. G. Swinney 2011-4-9 14357 Los Angeles 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
  RSA264689  Stachys bullata Louis C. Wheeler 1933-5-5 1708 Los Angeles San Gabriel Mountains, Fish Canyon. 290 Comment
  RSA446654  Stachys bullata Elbert Benjamine 1929-4-29 169 Los Angeles Santa Monica. Comment
  UCR36104  Stachys bullata Richard S. Hood 1970-4-13 299 Los Angeles Western Transverse Range; Santa Monica Mtns., c. 3 mi north of Santa Monica, 1 mi north of Sunset Blvd. in Temescal Canyon 244 Comment
  SEINET12343825  Stachys bullata Unknown 1933-5-21 8467 Los Angeles near Los Angeles Comment
  CATA1712  Stebbinsoseris heterocarpa Mark L. Hoefs, Steven A. Junak 1999-5-20 3043 Los Angeles Santa Catalina Island: Near road between Black Jack Campground and Airport Road [by mine shaft] 487 Comment
  UC206179  Stebbinsoseris heterocarpa Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA213351  Stellaria media Reid V. Moran, Bonnie C. Templeton 1941-3-14 706 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  RSA478171  Stellaria media Donald R. Bissing 1973-3-13 16 Los Angeles Evey Canyon, San Gabriel Mountains, 0.2 mile from mouth of canyon. 716 Comment
  RSA670202  Stellaria media Joseph M. Keefe 2001-3-16 31138 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  RSA29635  Stellaria media Joseph A. Ewan 1933-06 10798 Los Angeles Abundant in moist soil of Salix thickets, along creek, Verdugo Canyon Comment
  RSA678435  Stephanomeria blairii Mark A. Elvin, Orlando Mistretta 1996-3-24 129 Los Angeles San Clemente Island. 427 Comment
  RSA0114945  Stephanomeria virgata R. G. Swinney 2011-6-29 15337 Los Angeles San Gabriel Mountains; mouth of Monte Cristo Canyon, confluence with Mill Creek. 1098 Comment
  CAS-BOT-BC375806  Stephanomeria virgata Alice Eastwood 1916-8-1 s.n. Los Angeles Los Angeles Comment
  RSA598808  Stephanomeria virgata R. G. Swinney 1989-8-24 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon....Big Dalton Canyon Road, 1.4 mi. NE of Glendora Mountain Road. 457 Comment
  SD134457  Stillingia paucidentata Craig Reiser 1988-8-17 Los Angeles Western periphery of Palmdale, east of the freeway Comment
  UCR180356  Stipa cernua Scott D. White, Pam Devries 2006-5-9 11401 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  SEINET10603819  Stipa cernua LeRoy R. Abrams Abrams 1185 Los Angeles Ballena Harbor. Comment
  UC1922749  Stipa lepida Valerie Soza, L. Moore 2000-5-10 840 Los Angeles Transverse Ranges: Verdugo Mountains; north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines 579 Comment
  UCR22492  Stipa lepida C. S. Jones 1979-5-25 53 Los Angeles Near Route 23, 5 mi east of its junction with Hwy 1. 213 Comment
  LA105533  Stipa miliacea Barry A. Prigge; 1989-5-13 8736 Los Angeles Santa Susana Mountains, Blind Canyon, S fork of canyon, ca. 1.7 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd, N of Chatsworth 457 Comment
  UCR281980  Stipa speciosa R. G. Swinney 2014-4-24 16209 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  RSA429482  Streptanthella longirostris Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA636112  Stuckenia pectinata Robert F. Thorne, D. Propst 1974-9-12 45719 Los Angeles Santa Catalina Island: Deer Valley Reserve. 213 Comment
  SEINET11763663  Stuckenia pectinata Unknown 1936-1 73 Los Angeles Toluca Lake, North Hollywood Comment
  POM4822  Stylocline gnaphaloides G. R. Stephenson 1909-06 30 Los Angeles Claremont. Comment
  SFV22078  Suaeda nigra R. G. Swinney 2009-5-5 10638 Los Angeles San Gabriel Mountains Carr Canyon, 0.3 miles southeast of Mount Emma Road crossing. Broad wash bottom. 951 Comment
  CAS-BOT-BC110413  Suaeda taxifolia R. E. Snodgrass 1901-8-1 s.n. Los Angeles Santa Barbara Island. Comment
  POM244820  Suaeda taxifolia F. R. Fosberg 1931-5-20 728 Los Angeles Catalina Harbor, Santa Catalina Island. 1 Comment
  CAS-BOT-BC234671  Symphoricarpos mollis Le Roy Abrams 1901-4-3 1308 Los Angeles Santa Monica Mts. 304 Comment
  RSA0016823  Symphoricarpos mollis H. L. Bauer 1933-6-3 s.n. Los Angeles Santa Monica Mountains 549 Comment
  UCR73387  Symphoricarpos parishii T. S. Ross 1991-8-14 5773 Los Angeles San Gabriel Mtns, Roundtop Mountain 1768 Comment
  UC86803  Symphyotrichum greatae Louis A. Greata Nov. 1900 460 Los Angeles Arroyo Seco Comment
  UCD136726  Syntrichopappus fremontii Daryl Koutnik 1978-4-7 331 Los Angeles west side of Sierra Highway just north of Pearblossom Highway. 914 Comment
  RSA757274  Tamarix ramosissima R. G. Swinney 2008-6-25 9103 Los Angeles Glendora, Harrow Canyon Debris Basin, seep on north-central side. 387 Comment
  UCR205173  Tamar