Search Results — 2000 specimen records retrieved (1582 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 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
  RSA800792  Abies concolor Jane Tirrell 2012-8-20 LS 0152 Los Angeles South side of California State Route 2 approx. 1.5 miles west of Dawson Saddle; 100 meters east of mile marker 67.86. 2314 Comment
  RSA177689  Abronia maritima Robert F. Thorne, P. Everett 1965-5-11 34564 Los Angeles Santa Catalina Island. N beach of Little Harbor 2 Comment
  SBBG105344  Abronia maritima L. Sayre 1990-6-24 5 Los Angeles sandy area N of W end of airstrip 24 Comment
  SEINET785304  Abronia maritima Edgar A. Mearns 1894-1 4073 Los Angeles San Clemente Island. Comment
  RSA0135524  Abronia pogonantha David E. Bramlet 2016-6-2 5307 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  RSA518026  Abronia pogonantha Steve Boyd 1986-3-31 1572 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  CAS-BOT-BC177025  Acacia cyclops A. C. Sanders; Lee Jones 2005-4-8 29367 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA579227  Acacia cyclops T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7425 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 177 Comment
  LA212448  Acacia melanoxylon Jack Pepper; 1953-10-19 s.n. Los Angeles Encino. Comment
  POM85891  Acer macrophyllum George B. Grant 1901-5-3 17 Los Angeles Mount Wilson, Southern California. Comment
  RSA0025738  Acer macrophyllum Duncan S. Bell 2013-7-11 5371 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  CHSC100178  Achnatherum coronatum John Dittes 2006-5-30 1373 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  CHSC35487  Achnatherum coronatum James Henrickson 1979-5-18 18125 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14. 426 Comment
  RSA225676  Achnatherum coronatum R. F. Thorne, A. C. Gibson 1971-5-22 39719 Los Angeles Angeles National Forest: Fish Canyon, on bluff face. 259 Comment
  RSA226152  Achnatherum coronatum R. F. Thorne, C. W. Tilforth 1971-6-17 39926 Los Angeles 1.3 miles below Bear Divide Station 670 Comment
  SEINET4692080 Image available Achnatherum coronatum Timothy S. Ross 1995-1 8360 Los Angeles Templin Highway ca. 100-250 ft. NE of its intersection with the Old Ridge Route (near the headwaters of Violin Canyon). USGS 7.5' Whitaker Peak Quad. 866 Comment
  RSA91729  Achnatherum coronatum F. W. Peirson 1918-6-10 1583 Los Angeles E trail to Mt Low, San Gabriel Mts 915 Comment
  POM49584  Achnatherum hymenoides A. D. E. Elmer 1902-06 3617 Los Angeles Lancaster. Comment
  RSA228860  Achnatherum occidentale subsp. californicum R. F. Thorne 1971-6-26 39993 Los Angeles Angeles National Forest: Chilao Flat near entrance. 1616 Comment
  RSA599810  Achnatherum speciosum Steve Boyd, Lauren Raz 1997-3-25 9302 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  LA48000  Acmispon dendroideus var. dendroideus Harlan Lewis; 1937-3-24 sn Los Angeles Santa Catalina Island 91 Comment
  CHSC34542  Acmispon grandiflorus var. grandiflorus James Henrickson 1937-6-23 10937 Los Angeles 1 1/2 mile N of Malibu, in tract of land at junction of Rambala Pacifico and Schueren Road. 426 Comment
  CHSC95445  Acmispon heermannii var. heermannii LeRoy Gross; Wayne Law 2000-8-8 178 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  RSA0061131  Acmispon strigosus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6836 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCSB11637  Acmispon strigosus Wisehart, Karen 1962-4-17 Los Angeles Mint Canyon 1 mile west of Palmdale cutoff, 58 miles north of Los Angeles 609 Comment
  SEINET4044564 Image available Acourtia microcephala D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 365 Comment
  SEINET4565812  Acourtia microcephala Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1360 Los Angeles Transverse Ranges; San Gabriel Mountains region; crest of Verdugo Mountains, Verdugo Lateral off Verdugo Motorway 823 Comment
  UCR127185  Acourtia microcephala A. C. Sanders, Kim Marsden 2003-6-20 26985 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  CAS-BOT-BC133187  Adenostoma fasciculatum E. R. Blakley 1961-9-23 4756 Los Angeles At east end of Isthmus Harbor, Santa Catalina Island 30 Comment
  SFV20817  Adenostoma fasciculatum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1087 Los Angeles Verdugo Mountains North side of Verdugo Mountains south of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 556 Comment
  POM156521  Adenostoma fasciculatum var. fasciculatum L. R. Abrams 1902-7-3 2649 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA0104904  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-10-25 15872 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39. 1006 Comment
  SBBG82791  Adiantum capillus-veneris M. Bufkin -Jun-1895 Los Angeles near Pasadena Comment
  CAS-BOT-BC65642  Adiantum jordanii John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  RSA687691  Adiantum jordanii M. B. Dunkle 1928-3-31 1776 Los Angeles Santa Catalina Island: side of canyon, Campo Blanco 183 Comment
  UCR129390  Agrostis alba I. M. Johnston 1917-8-23 1633 Los Angeles Transverse Ranges; San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 1524 Comment
  UCR25130  Agrostis exarata John C. Roos 1951-7-30 5076 Los Angeles San Gabriel Mtns., North slope of Mt. Baden Powell 2043 Comment
  CAS-BOT-BC139739  Agrostis gigantea I. M. Johnston 1917-8-22 1633 Los Angeles San Antonio Mountains. Prairie Fork of San Gabriel River. 1524 Comment
  UC284714  Agrostis stolonifera P. A. Munz 1923-8-31 7667 Los Angeles Big Pinea San Gabriel Mountains, Swartout Valley 2072 Comment
Read comments
Dec 23 2014
  UCR204573  Agrostis viridis R. G. Swinney 2005-8-5 8390 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA279034  Ailanthus altissima Robert F. Thorne, C. W. Tilforth 1971-4-9 41510 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon, W Fork 488 Comment
  RSA601139  Aleurites fordii L. C. Wheeler 1946-6-28 6218 Los Angeles Los Angeles. East side St. Andrews St. south of San Marino St. (2nd or 3rd house, east side). Comment
  CAS-BOT-BC445384  Alisma plantago-aquatica A. C. Sanders; Dan S. Cooper 2010-8-5 38538 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. 24 Comment
  UCR141736  Allium campanulatum L. C. Wheeler 1968-6-14 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Spring on north side of Blue Ridge by Guffy Camp Comment
  RSA632450  Allium fimbriatum var. fimbriatum L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent 991 Comment
  CAS-BOT-BC135899  Allium haematochiton P. A. Munz 1918-4-11 2049 Los Angeles Lone Hill, Glendora 365 Comment
  RSA724647  Allium haematochiton K. Dobry 1991-5-2 562 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA595180  Allium monticola L. C. Wheeler 1970-5-24 s.n. Los Angeles San Gabriel Mountains: Saddle between Mt. Markham and Mt. Lowe. 1615 Comment
  RSA70241  Allium praecox F. W. Peirson 1923-4-12 3486 Los Angeles Wilson s Cove, San Clemente Island Comment
  POM8610  Allophyllum divaricatum P. A. Munz, R. D. Harwood 1920-4-21 3682 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  CLARK-A1528-3459  Allophyllum gilioides John C. Roos 1937-5-31 1541 Los Angeles San Gabriel Mountains Comment
  SD69737  Allophyllum glutinosum Robert F. Thorne 1966-4-28 36229 Los Angeles Santa Catalina Island; west-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  CAS-BOT-BC170982  Alnus rhombifolia W. H. Brewer 1861-1-4 107 Los Angeles San Gabriel Comment
  LA204082  Alnus rhombifolia Joseph Andorfer Ewan; 1929-5-11 2101 Los Angeles San Gabriel Mountains, Haines Canyon 731 Comment
  RSA452786  Alnus rhombifolia Donald R. Bissing 1973-4-20 44 Los Angeles Evey Canyon, San Gabriel Mountains. at base of canyon 0.8 mile from mouth of canyon. 732 Comment
  RSA403434  Alternanthera caracasana Freda Detmers 1932-7-10 s.n. Los Angeles Los Angeles. Comment
  UCR210406  Amaranthus albus R. G. Swinney 2008-12-6 9969 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  UCR95545  Amaranthus albus L. C. Wheeler 1966-9-21 8899 Los Angeles San Gabriel Mtns., North Fork San Gabriel River, 1/4 mi west of intersection of main road with road to upper Bichota Cyn. 930 Comment
  POM324028  Amaranthus albus Greg Wright 1971-6-28 209 Los Angeles San Dimas Canyon Rd. at San Dimas Canyon Golf course, S intersection Caballo Ranch Rd. 365 Comment
  RSA70008  Amaranthus californicus F. W. Peirson 1922-7-6 3183 Los Angeles Along Mescal Creek, near Big Pines, north slope of San Gabriel Mts. 2073 Comment
  RSA600440  Amaranthus retroflexus L. C. Wheeler 1932-9-2 1312 Los Angeles La Verne: 2 miles NE of. 373 Comment
  SBBG52783  Amblyopappus pusillus F. R. Fosberg 1931-4-29 4718 Los Angeles small cyn between Cottonwood and Middle Ranch Cyns 140 Comment
  SEINET4001595 Image available Amblyopappus pusillus M. B. Dunkle 1939-1 7268 Los Angeles China Point, San Clemente Island. Comment
  CAS-BOT-BC13717  Ambrosia chamissonis Carl B. Wolf 1932-5-12 3594 Los Angeles Santa Catalina Island, Little Harbor 3 Comment
  CAS-BOT-BC180601  Amorpha californica var. californica I. Johnston 1917-6-14 1348 Los Angeles Hills west of Pomona 304 Comment
  SEINET10456366  Amsinckia eastwoodiae David B. Dunn 1941-3-22 Dunn 894 Los Angeles 3 mi N from Clear Creek Service Station; N side of Tehachepis-oak covered hills. Comment
  CAS-BOT-BC26869  Amsinckia evermannii Barton Warren Everman(n) 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  UC174982  Amsinckia intermedia C. F. Baker 1903-4-1 4092 Los Angeles Claremont; Pacific Coast Comment
  UCR205129  Amsinckia intermedia R. G. Swinney 2008-4-17 8691 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  RSA0089910  Amsinckia menziesii var. menziesii L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, east of Glendora. Comment
  UCR71269  Amsinckia spectabilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4356 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  RSA653783  Anagallis arvensis J. Bogdanoff-Lord 1989-5-21 21 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  POM12334  Anagallis arvensis F. L. Robinson 1921-3-16 14 Los Angeles Claremont. Comment
  RSA654267  Anagallis arvensis Monica Acosta 1998-5-26 28 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona). 226 Comment
  UCR183571  Ancistrocarphus filagineus A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33531 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  UC53649  Andropogon glomeratus var. pumilus Dr. A. Davidson Los Angeles Los Angeles Comment
  RSA0073237  Anemopsis californica Bonnie C. Templeton, H. J. Andrews 1938-6-22 1685 Los Angeles Near Valyermo, Shoemaker Canyon. Comment
  JEPS16003  Angelica tomentosa Frank W. Peirson 1921-7-19 2508 Los Angeles San Gabriel Mountains, San Gabriel River, Cow Canyon Cow Canyon; San Gabriel Mountains, San Gabriel River, Cow Canyon 914 Comment
  POM6149  Anisocoma acaulis W. R. Dudley, F. H. Lamb 1896-6-12 4441 Los Angeles Gorman's Station Comment
  UC63093  Anisocoma acaulis H. M. Hall 1902-4-30 3023 Los Angeles near, s side Mohave Desert Mescal Creek; Mohave Desert 1371 Comment
  CATA102  Anthemis cotula Peter Henrikson 1987-4-23 76 Los Angeles Santa Catalina Island: Behind Ben Weston Beach 6 Comment
  SD234032  Anthemis cotula C. W. Tilforth 1969-6-13 204 Los Angeles End of small canyon I(c) mile east of intersection of Colima Ave and Punta del Este St north of Whittier. Comment
  UCR220371  Anthriscus caucalis R. G. Swinney 2009-4-16 10363 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  UCR271833  Antirrhinum coulterianum R. G. Swinney 2010-3-24 12096 Los Angeles San Gabriel Mountains, 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
  UCR88516  Antirrhinum coulterianum Scott D. White, Chet McGaugh 1995-5-16 3075 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA0021282  Antirrhinum multiflorum Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5077 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA748199  Antirrhinum multiflorum Scott D. White, Justin M. Wood 2009-5-6 12651 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  RSA232825  Aphanisma blitoides R. F. Thorne 1966-4-16 36044 Los Angeles San Clemente Island: c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  RSA507522  Apiastrum angustifolium L. C. Wheeler 1967-5-2 9270 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 381 Comment
  UCR142490  Apiastrum angustifolium F. R. Fosberg 1931-4-10 S- 4540 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  SEINET12117499  Apiastrum angustifolium I. W. Clokey, Templeton, B. 1929-1 4434 Los Angeles Mandeville Canyon, Santa Monica Mountains 425 Comment
  SEINET3237844 Image available Apocynum androsaemifolium R. G. Swinney 1998-7-21 6461 Los Angeles San Gabriel Mtns.; upper Fish Fork drainage, c. 200 m east of Little Fish Fork Campground. 2049 Comment
  RSA0107655  Aquilegia formosa R. G. Swinney 2011-6-23 15311 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
  UCR272942  Aquilegia formosa R. G. Swinney 2011-7-29 15557 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  POM156726  Aquilegia formosa var. hypolasia L. R. Abrams 1902-7-12 2714 Los Angeles Coldwater Canyon, San Antonio Mountains Comment
  RSA225882  Arabis platysperma var. platysperma R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41064 Los Angeles San Gabriel Mountains, Angeles National Forest: N-facing ridge of Mt. San Antonio along trail to Dawson Peak. 2927 Comment
  UCR14498  Aralia californica George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns, Soldier Creek, Hwy 39, north of Azusa Comment
  RSA470435  Aralia californica Louis Greata 1900-8-30 s.n. Los Angeles Eaton Canyon near Eagle Rock Comment
  RSA226949  Arceuthobium californicum Robert F. Thorne 1971-8-25 41235 Los Angeles San Gabriel Mts., Angeles National Forest: Mt. Baden-Powell, N slope along trail to Vincent Gap 2226 Comment
  SD90417  Arctostaphylos catalinae Robert F. Thorne 1970-3-5 39355 Los Angeles Santa Catalina Island; Middle Ranch Canyon. 395 Comment
  RSA626757  Arctostaphylos glandulosa Jon E. Keeley 1978-9-4 7235 Los Angeles Mt. Gleason (Arcto study site). 2000 Comment
  RSA561584  Arctostaphylos glandulosa subsp. mollis Steve Boyd 1993-6-10 8183 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. North of Santa Clara road (3N17.9) at head of eastern branch of Los Pinetos Canyon, east of Los Pinetos Spring, 853 Comment
  UC1922169  Arctostaphylos glandulosa subsp. mollis Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 990 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough and Wildwood canyons, west side of peak ''2642''. Near 34deg 13' 9.4'' N 118deg 17' 52.1'' W T2N R14W NW/4, NE/4 sec. 36. Elev. 2500 Feet. Comment
  CAS-BOT-BC39330  Arctostaphylos glauca Peter H. Raven; Robert F. Thorne 1964-5-7 19020 Los Angeles Saddle rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. Comment
  RSA367299  Arctostaphylos glauca L. E. Hoffman 1931-9-25 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Dark Canyon. Comment
  RSA599792  Arctostaphylos glauca Steve Boyd, Lauren Raz 1997-3-25 9285 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA631604  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15628 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA631709  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15673 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  RSA0079931  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15793 Los Angeles San Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  RSA634338  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22087 Los Angeles Road to Crystal Lake, 1 km north of Highway 39, San Gabriel Mountains. 1720 Comment
  RSA634804  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20593 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA635269  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20632 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR180026  Arenaria nuttallii subsp. gracilis R. G. Swinney 1995-8-28 4467 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  CHSC110177  Argemone munita Jane Tirrell; Graham Bothwell 2012-7-11 LS 0105 Los Angeles Transeverse Ranges; San Gabriel Mountains region: North side California State Route 2 approx. 200 m east of mile marker 67.86. Alt: 2308m/7587 ft. 2308 Comment
  IRVC26953  Argemone munita Mark A. Elvin, Kim Marsden, Cathleen Weigand 2003-8-15 3006 Los Angeles Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley 290 Comment
  RSA0031344  Argemone munita Pam De Vries 2013-5-20 7861 Los Angeles Tehachapi Mountains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the 15 freeway, just east of Zenobia Rd. 1035 Comment
  UCR124675  Argemone munita B. C. Templeton 1933-7-21 5017 Los Angeles San Gabriel Mountains, between Prairie Forks and Big Pines Camp 2092 Comment
  UCR259558  Argemone munita R. G. Swinney 2010-9-7 13683 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  HSC16731  Argemone munita C. S. Apperson 1967-6-3 Los Angeles 15 mi. E of Hwy. 99 on Ave. D Comment
  CAS-BOT-BC84967  Artemisia californica H. E. McMinn 1924-7-25 1299 Los Angeles Catalina Island Comment
  SD85056  Artemisia californica E. R. Blakley 1962-1-7 4836 Los Angeles Santa Catalina Island, ocean bluff Comment
  SFV14459  Artemisia douglasiana J. L. Reveal 1987-9-9 3879 Los Angeles Santa Susana Mountains Limekiln Canyon, north of Rinaldi. 396 Comment
  UCR256861  Artemisia douglasiana R. G. Swinney 2010-8-16 13542 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA417281  Artemisia douglasiana Wm. Martin 1971-8-18 s.n. Los Angeles Vicinity of Chantry Flats, bottom of Santa Anita Canyon 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
  RSA417313  Artemisia dracunculus Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  SBBG62417  Artemisia dracunculus R. Hoffmann 1927-8-31 Los Angeles Mint Cyn Comment
  UC586864  Artemisia dracunculus Joseph Andorfer Ewan 1934-8-11 8338 Los Angeles Chilao San Gabriel Mts., Chilao 1645 Comment
  UCR190277  Artemisia dracunculus R. G. Swinney 1998-8-1 6612 Los Angeles San Gabriel Mtns., Mine Gulch at East Fork of San Gabriel River Canyon 1372 Comment
  UCR210103  Artemisia dracunculus R. G. Swinney 2008-10-16 9588 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR258611  Artemisia dracunculus R. G. Swinney 2010-6-23 13319 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  UCR273274  Artemisia dracunculus R. G. Swinney 2011-10-25 15868 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  UCSB51446  Artemisia dracunculus Hodgson, John 1928-10-15 Los Angeles At Bailey Place, Peace Valley; Santa Barbara-Tejon Dist. Forest 944 Comment
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Apr 1 2015
  CAS-BOT-BC90813  Artemisia nesiotica Reid Moran 1958-9-15 6833 Los Angeles Canyon 1.8 miles SE of Eel Point, San Clemente Island 100 Comment
  LA210516  Artemisia spinescens Philip A. Munz; T. Craig 1933-5-13 12941 Los Angeles 16 mi NE of Lancaster Comment
  CAS-BOT-BC140687  Artemisia tridentata A. C. Sanders; Mark Elvin 2003-8-7 27161 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  RSA2897  Artemisia tridentata C. B. Wolf 1931-10-23 2493 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mountains 1829 Comment
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Jul 4 2013
  SEINET231398  Artemisia tridentata subsp. parishii Leila M. Shultz 1981-10-14 5719 Los Angeles CULTIVATED; Rancho Santa Ana Botanic Garden, cultivated from apopulation collected at Newall, Los Angeles country 330 Comment
  RSA562153  Artemisia tridentata subsp. parishii D. Charlton 1989-5-25 3196 c Los Angeles Corner of G/H and 30th street, West Palmdale 610 Comment
  SEINET7239430 Image available Artemisia tridentata var. tridentata A. A. Beetle 1958-9-5 13081 Los Angeles Newhall, type location of A. parishii. Comment
  RSA230382  Asclepias californica R. F. Thorne, M. Z. Thorne 1969-7-10 38376 Los Angeles San Gabriel Mountains, Angeles National Forest: North of Jackson Lake. 1860 Comment
  RSA230667  Asclepias californica R. F. Thorne, M. Z. Thorne 1969-7-10 38448 Los Angeles Slope from wet Seepage just E of Big Pines Ranger Station 2072 Comment
  UCSB4925  Asclepias eriocarpa Crum, Charles 1958-7-3 Los Angeles Crystal Lake road, near Los Angeles, California 1219 Comment
  RSA594460  Asclepias fascicularis Steve Boyd, Lauren Raz 1996-9-24 8948 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  SBBG51637  Asclepias vestita R. Gustafson, C. Davidson 1977-4-20 418 Los Angeles Fort Tejon Rd, S of Littlerock, ca. 1.5 mi E of jct with 82nd St 975 Comment
  CAS-BOT-BC478973  Asphodelus fistulosus David Daoud; Denis Griffin 1989-3-29 s.n. Los Angeles NE end of San Clemente Island, E of airfield runways, at edge of Terrace E of intersection of Perimeter Road and road to Dolphin Bay, just S of Camera Pad Naddo, near UTM 11 57 Comment
  LA3676  Aspidotis californica B. R. Lowe; 1954-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, Camp Josepho. Comment
  RSA167636  Aspidotis californica P. H. Raven, R. F. Thorne 1964-5-7 18994 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs. Comment
  UCR202531  Aster greatae R. G. Swinney 2001-8-10 8026 Los Angeles San Gabriel Mtns., Glendora, west fork of Little Dalton Canyon [in debris basin], near Glendora Mtn. Road 351 Comment
Read comments
May 4 2011
  POM36856  Aster hesperius H. E. Hasse 1890-08 s.n. Los Angeles [No locality information on label] Comment
  RSA589180  Astragalus didymocarpus var. dispermus T. S. Ross 1991-4-28 4744 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA415396  Astragalus douglasii var. douglasii C. Epling 1931-5-16 s.n Los Angeles San Gabriel Mountains. Big Pines Camp. Comment
  SEINET945171  Astragalus leucopsis Lewis S. Rose 1949-1 49107 Los Angeles U. S. Highway 101, coastal 5 mi. e. of Ventura Co. line Comment
  RSA598385  Astragalus miguelensis J. P. Rebman, Jonathan Dunn 1996-4-29 3103 Los Angeles San Clemente Island: Eel Cove and Eel Cove canyon on west side of island. 10 Comment
  SD47447  Astragalus miguelensis Ira L. Wiggins 1949-2-22 11960 Los Angeles San Clemente Island, northern end, on sand dunes Comment
  CAS-BOT-BC192820  Astragalus pomonensis Ernest Braunton 1902-4-29 257 Los Angeles North Pomona Comment
  CAS-BOT-BC193026  Astragalus purshii var. tinctus Ernest C. Twisselmann 1962-4-18 6971 Los Angeles Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  RSA0072154  Astragalus trichopodus var. phoxus Orlando Mistretta, Mike Hammit 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  UC1784346  Atriplex amnicola H. C. Stutz 1991-4-16 95465 Los Angeles Malibu Lagoon Comment
  SBBG20577  Atriplex argentea var. expansa E. R. Blakley 1963-12-7 6376 Los Angeles 200 yds SE of new air strip 60 Comment
  POM246578  Atriplex californica F. R. Fosberg 1931-4-29 S- 4710 Los Angeles Mouth [of] Cottonwood Canyon, Santa Catalina Island. 5 Comment
  RSA3584  Atriplex californica C. B. Wolf 1932-5-12 3601 Los Angeles Santa Catalina Island: between Little Harbor and Cottonwood Creek. 46 Comment
  UC624992  Atriplex californica F. R. Fosberg 1931-4-29 S 4710 Los Angeles mouth Cottonwood Canyon (cliffs, Santa Catalina Island); Santa Catalina Island, mouth Cottonwood Canyon 5 Comment
  OBI6971  Atriplex confertifolia Shirley Vaughan 1974-5-11 31 Los Angeles 10th st. E and Kettering St., Lancaster 718 Comment
  POM246556  Atriplex coulteri F. R. Fosberg 1931-4-10 S 4560 Los Angeles Santa Catalina Island. Pacific Divide. 200 Comment
  RSA478289  Atriplex lentiformis subsp. breweri G. J. Hoffenberg 1928-7-24 s.n. Los Angeles Del Rey Palisades Comment
  UC557719  Atriplex lentiformis subsp. lentiformis Nell Murbarger April, 1936 153 Los Angeles near ocean in ravine s side San Clemente Island; s side San Clemente Island, near ocean Comment
  SD90426  Atriplex leucophylla Robert F. Thorne 1973-4-12 42917 Los Angeles San Clemente Island; dunes at Horse Cove, south end of island. 3 Comment
  POM156218  Atriplex pacifica L. R. Abrams 1903-3-14 3137 Los Angeles San Pedro Hills, near Rocky Point. Comment
  RSA478342  Atriplex pacifica F. R. Fosberg 1931-4-22 S 4684 Los Angeles Eagle s Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  CLARK-A1528-2547  Atriplex parryi John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  SBBG65387  Atriplex parryi R. Hoffmann 1931-9-28 Los Angeles Lancaster Comment
  POM219168  Atriplex semibaccata L. C. Wheeler 1931-9-25 158 Los Angeles Los Feliz Blvd at Los Angeles River 122 Comment
  SBBG128334  Atriplex semibaccata M. Zou, A. Cheung, D. Kasang, S. Lawrence-Gomez, S. Ratay 2011-7-8 24 Los Angeles Deer Valley Trail 62 Comment
  UCR281825  Atriplex semibaccata Mitch Provance, Scott Duff 2017-6-29 617- 74 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  SD48932  Atriplex watsonii Reid Moran 1958-9-18 6855 Los Angeles San Clemente Island, 1.7 miles southeast of Eel Point, on lowest terrace. 10 Comment
  SDSU19659  Atriplex watsonii Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas, Mike Walgren 2000-7-19 2187 Los Angeles San Clemente Island, ca. 0.1 mile south from the end of road that runs south from Eel Point. 27 Comment
  SBBG32113  Avena fatua R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -247 Los Angeles Little Harbor Comment
  SD90601  Avena fatua Robert F. Thorne 1966-4-16 36063 Los Angeles San Clemente Island, steep slope of canyon below Lemon Tank near dump, south of Nanny, northeast side of island 182 Comment
  UCR23357  Azolla filiculoides John C. Roos 1942-3-7 1009 Los Angeles San Gabriel Mtns., Big Tujunga Canyon 457 Comment
  UC812938  Azolla filiculoides P. A. Munz May 1921 4554 Los Angeles hills s of San Dimas Comment
  CATA1899  Baccharis pilularis Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  RSA1230  Baccharis pilularis Knopf, E. R. Johnson 1930-2-1 1466 Los Angeles Near Little Harbor, Catalina Island 30 Comment
  UCR91440  Baccharis pilularis Scott D. White 1995-2-7 2519 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  CAS-BOT-BC98173  Baccharis salicifolia June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - summit Comment
  POM350361  Baccharis salicifolia Anstruther Davidson 2014 Los Angeles E. Los Angeles. Comment
  RSA589975  Baccharis salicifolia Orlando Mistretta 1994-3-30 950 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E Creek below dam. 960 Comment
  UCR212772  Baccharis salicifolia Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1773 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed, [San Dimas Canyon] downstream from San Dimas Dam 405 Comment
  UCSB27675  Baccharis salicifolia Lavinger, S. 1975-10-6 Los Angeles On Angeles Crest Highway, 0.3 miles north of Angeles Crest Ranger Station; San Gabriel Mountains 762 Comment
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Nov 12 2014
  RSA584112  Berberis aquifolium var. aquifolium T. S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 2997 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  CATA1207  Beta vulgaris Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2263 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  UC198541  Beta vulgaris Katharine Brandegee Los Angeles Catalina Island Comment
  POM4981  Bidens frondosa Anstruther Davidson 1917-9-15 s.n. Los Angeles Alvarado St. Comment
  UC88613  Bidens laevis Rev. J. C. Nevin Los Angeles Los Angeles Comment
  UCR219406  Bidens pilosa R. G. Swinney 2009-4-1 10236 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  CDA6793  Bidens pilosa Ethelbert Johnson 1942-11-12 Los Angeles Vignes & Aliso Streets, Los Angeles. 0 Comment
  LA105081  Bloomeria crocea Barry A. Prigge; 1988-7-3 8223 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  UCR251884  Bloomeria crocea Victoria M. Woods, David G. Cook 2014-5-26 50 Los Angeles Transverse Range; San Gabriel Mtns., Angeles National Forest, Mount Baldy area, Potato Mountain Trail from Baldy Mtn. Rd turnoff 1043 Comment
  RSA656675  Bloomeria crocea G. Pitto 1980-6-8 49 Los Angeles At base of trail, south end of Hinderberg Park [Crescenta Valley Park] bottom of Dunsmore Ave. La Crescenta. 518 Comment
  RSA367304  Bloomeria crocea var. crocea B. C. Templeton 1920-5-27 1465 Los Angeles Mulholland Drive. 300 Comment
  POM559  Boechera californica P. A. Munz 1918-3-23 2001 Los Angeles Wash near Palmer s Canyon. North of Claremont. Comment
  POM305064  Boechera californica Henry J. Ramsey 1937-1-2 355 Los Angeles Altadena. 396 Comment
  LA34164  Bolboschoenus robustus Peter H. Raven; 1959-9-6 14372 Los Angeles 6 Comment
  POM6751  Bowlesia incana P. A. Munz, L. T. Street, G. Williams 1919-3-15 2398 Los Angeles South Hills, Pomona. Comment
  SBBG113033  Bowlesia incana S. A. Junak with K. Kirkland 1998-4-30 SCa 585 Los Angeles N side of ridge on N side of Hamilton Cyn 243 Comment
  SFV22121  Bowlesia incana V. Soza, L. Gross, B. Hogshead 2001-4-26 1183 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, near junction of Green Verdugo Fire Road from 210 Freeway and road to Green Verdugo Reservoir. North-northwest-facing, shady, moist slope. 473 Comment
  UC1952546  Bowlesia incana Reid Moran 1941-2-17 576 Los Angeles Middle Ranch, San Clemente Island. Comment
  UC557691  Bowlesia incana Nell Murbarger April, 1936 190 Los Angeles e side of San Clemente Island San Clemente Island Comment
  UCR164843  Boykinia rotundifolia Naomi Fraga, Lisa Rojas 2005-7-7 1608 Los Angeles Transverse Ranges: San Gabriel Mountains region, Cucamonga Canyon, past the gaging station just south of the narrows 732 Comment
  CATA394  Brachypodium distachyon Mark L. Hoefs, A. Douglas Propst 1974-5-10 463 Los Angeles Santa Catalina Island: Lower Fern Canyon 213 Comment
  RSA355902  Brachypodium distachyon R. F. Thorne 1975-9-4 47382 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  RSA0069716  Brachypodium distachyon Daniel Kasang, Sabrina Lawrence-Gomez, Alexandria Cheung, Miller Zou, Sarah Ratay 2011-7-1 6 Los Angeles Santa Catalina Island. Deer Valley Trail. 4 Comment
  RSA0042795  Brassica campestris Elwood Fordham 1951-3-15 s.n. Los Angeles Topanga. 92 Acres Trippet Prop. 289 Comment
  UCR219441  Brassica geniculata R. G. Swinney 2009-3-26 10175 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  SEINET10904164  Brassica geniculata Donald R. Bissing 1973-6-2 Bissing 152 Los Angeles Evey canyon, san gabriel mtns: at mouth of canyon along fire rd in mixed evergreen forest. 707 Comment
  RSA642373  Brickellia californica Keith C. Hughes 1960-10-3 218 Los Angeles San Antonio Canyon. Mt. Range San Gabriel. 762 Comment
  SBBG66123  Brickellia californica M. N. Ackley -Nov-1928 174 Los Angeles Eagle Rock 213 Comment
  JEPS30437  Brickellia californica Peter H. Raven and Henry J. Thompson 1959-10-31 14725 Los Angeles Roadside banks in coastal sage, Manderville Canyon 5.8 mi N of Sunset Boulevard, Santa Monica Mountains. 365 Comment
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May 9 2014
  RSA729961  Brickellia microphylla R. G. Swinney 1998-10-24 7026 Los Angeles San Gabriel Mtns.: lower North Fork Lytle Creek ('Alpine Canyon'), east of saddle between Dawson Pk. and Pine Mtn. 2146 Comment
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Jun 7 2016
  UCR138901  Brickellia microphylla L. C. Wheeler 1968-10-13 s.n. Los Angeles San Gabriel Mtns, Big Rock Creek, just above Angeles Crest Highway 2134 Comment
  RSA636095  Brickellia nevinii L. C. Wheeler 1953-9-12 7051 Los Angeles San Gabriel Mountains: South fork Big Rock Creek, near mouth. Comment
  SBBG66109  Brickellia nevinii R. Hoffmann 1927-9-21 Los Angeles Forest Inn, Ridge Route (US Hwy 99) Comment
  SEINET11861394  Brickellia nevinii J. F. Bright, Wyman, C. 1931-8-15 5687 Los Angeles around Hollywood Comment
  UCR187063  Bromus arenarius A. C. Sanders 2006-5-16 32364 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  UCSB372  Bromus carinatus K. H. B. 1943-6-14 1851 Los Angeles collected along Garbage Pit Road S of Dry Lake in the Parking Place for gage 1, at Tankbark Flat of San Dimas Experimental Forest in the San Gabriel Mountains Garbage Pit Road, Dry Lake, and San Dimas Experimental Fores 822 Comment
  RSA585424  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd 1990-5-31 2747 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  POM364000  Bromus catharticus Donald Tahara 1975-5-28 71 Los Angeles West U.S.C. campus. Los Angeles. Comment
  RSA723221  Bromus catharticus LeRoy Gross 2007-5-2 2664 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  RSA0036300  Bromus diandrus LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6976 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
  UC816365  Bromus diandrus Joseph Andorfer Ewan IV 1933 10929 Los Angeles Santa Monica Mountains, Higgins Canyon Higgins Canyon; Santa Monica Mountains, Higgins Canyon Comment
  UCR223759  Bromus diandrus R. G. Swinney 2009-5-28 10974 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR259907  Bromus diandrus R. G. Swinney 2010-3-18 11989 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA363857  Bromus grandis Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon, [San Gabriel Mountains] 518 Comment
  UCR271238  Bromus hallii R. G. Swinney 2011-6-1 14966 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  CATA73  Bromus hordeaceus Peter Henrikson 1987-4-13 55 Los Angeles Santa Catalina Island: Hermit Gulch 106 Comment
  POM298885  Bromus hordeaceus Frank W. Gould 1944-4-12 2283 Los Angeles [Los Angeles] Comment
  POM363865  Bromus hordeaceus S. F. Patton 1914-4-19 7 Los Angeles Los Angeles. Comment
  RSA573464  Bromus hordeaceus Timothy S. Ross 1992-5-8 6302 Los Angeles Glendora Ridge Road; N side of ridge at head of un-named E fork of Oak Canyon. 1015 Comment
  UCD58851  Bromus inermis Robert F. Thorne; M. Z. Thorne 1967-7-19 37165 Los Angeles San Gabriel Mts., Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  SBBG118870  Bromus madritensis S. D. White with P. De Vries 2004-5-18 10411 Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  CATA1835  Bromus madritensis subsp. rubens Denise Kraus 2000-4-24 14 Los Angeles Santa Catalina Island: (Goat Harbor burn area) approximately 2,770 ft. north of Airport Road and 690 ft. east of western fuel break ridge (western fuel break ridge starts midway along parking loop off Airport Road). At GHB Transect 3 368 Comment
  CATA735  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-5-22 1256 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  RSA706987  Bromus rubens L. M. Prince, J. Dolan 2002-3-26 2 -287 Los Angeles Claremont, Rancho Santa Ana Botanic Garden, Fay's meadow. 400 Comment
  UCD59512  Bromus rubens Beecher Crampton 1968-8-10 8319 Los Angeles Santa Catalina Island, Avalon. Comment
  PASA647  Bromus trinii Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA0073363  Brugmansia R. G. Swinney 2010-3-16 11958 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  CATA1244  Cakile maritima Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2322 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  RSA466537  Calandrinia ciliata Christopher Davidson 1973-4-6 1869 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  RSA0038449  Calandrinia ciliata var. menziesii Carol Haines 1964-4-16 s.n. Los Angeles Robinson Road, Topanga, Santa Monica Mountains. 304 Comment
  SBBG117051  Calandrinia menziesii S. A. Junak with K. Kirkland 2001-4-14 SCa 1453 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 304 Comment
  UCR190359  Calocedrus decurrens R. G. Swinney 2001-6-2 7966 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  CHSC26513  Calochortus albus P. Bailey 1971-5-28 56 Los Angeles Millard Canyon, 6 miles N of Pasadena, San Gabriel Mts. 457 Comment
  RSA733426  Calochortus albus Richard G. Swinney 2000-5-25 7784 Los Angeles San Gabriel Mnts.: Azusa, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 at mouth of canyon. 1000 Comment
  SD82934  Calochortus albus Robert F. Thorne, A. C. Gibson 1971-5-22 39764 Los Angeles San Gabriel Mountains, Angeles National Forest, shaded, often rocky places in open woods or brush; Fish Canyon. 548 Comment
  PASA531  Calochortus clavatus 1926-5-20 Los Angeles Mint Canyon Comment
  UCR153333  Calochortus clavatus A. C. Sanders, T. B. Salvato 2005-4-26 29720 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  RSA68673  Calochortus clavatus var. gracilis Frank W. Peirson 1921-6-21 2468 Los Angeles West Fork of San Gabriel River. 686 Comment
  RSA641424  Calochortus invenustus Louis C. Wheeler 1967-7-15 10047 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UCR209985  Calochortus kennedyi R. G. Swinney 2008-7-24 9278 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  LA82371  Calochortus splendens O. H. Kappler; 1940-5-26 33 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA377433  Calochortus splendens F. R. Fosberg 1931-5-12 S- 4852 Los Angeles Renton Pass, Santa Catalina Island. Comment
  RSA716603  Calochortus venustus Charlie Hohn 2006-5-16 3 Los Angeles Castaic Lake area. South of Warm Springs Mountain on ridge between main arms of Castaic Lae. In opening in vegetation approximately 500m south of USFS road 6N13. 595 Comment
  CAS-BOT-BC496765  Calochortus venustus Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall. Comment
  UCR205453  Calycoseris parryi R. G. Swinney 2008-5-2 8741 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  SBBG69696  Calyptridium monandrum R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCR150713  Calyptridium monandrum R. G. Swinney 1998-4-14 5977 Los Angeles San Gabriel Mtns./Southern Mojave Desert, 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
  RSA0067562  Calystegia macrostegia R. G. Swinney 2010-5-4 12495 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
  UCR271887  Calystegia macrostegia R. G. Swinney 2010-4-28 12416 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
  UCR280767  Calystegia macrostegia subsp. arida R. G. Swinney 2014-5-19 16565 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  SD113573  Calystegia macrostegia subsp. cyclostegia Darley F. Howe 1915-4-1 31 Los Angeles Claremont Comment
  CAS-BOT-BC215797  Calystegia macrostegia subsp. intermedia Carl B. Wolf 1932-5-9 3440 Los Angeles Pebbly Beach, Santa Catalina Island 7 Comment
  HSC6378  Calystegia macrostegia subsp. intermedia David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  RSA710775  Calystegia macrostegia subsp. intermedia R. K. Brummitt, S. D. Boyd 1998-5-25 20020 Los Angeles NW end of San Gabriel Mtns., 12 km N of San Fernando just E of Rte. 14 545 Comment
  RSA643398  Calystegia occidentalis subsp. fulcrata Orlando Mistretta, Joe Mistretta 1992-9-22 s.n. Los Angeles Pacific Crest Trail, from Cloudburst Summit to Cooper Camp. Comment
  RSA71120  Calystegia occidentalis subsp. fulcrata F. W. Peirson 1919-6-14 497 Los Angeles Rock Creek. 1905 Comment
  RSA600473  Calystegia peirsonii Steve Boyd, Lauren Raz 1997-4-30 9605 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA757203  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-4-7 2364 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 46 per TRTP survey-2008) 1031 Comment
  RSA764516  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-3 2625 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 31 per TRTP Survey 2008), in the vicinity of Portal Ridge, SE of Elizabeth Lake Rd. 958 Comment
  RSA729727  Camissonia R. G. Swinney 1999-6-18 7329 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  RSA199517  Camissonia bistorta I. W. Clokey, Bonnie C. Templeton 1929-04 4456 Los Angeles Santa Monica Mountains, Mandeville Canyon. 500 Comment
  RSA651860  Camissonia bistorta David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles 2 blocks west & one block north of Cypress Ave. & Irwindale Ave. NW of Covina. Comment
  RSA225715  Camissonia californica Robert F. Thorne, A. C. Gibson 1971-5-22 39705 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA466159  Camissonia californica Christopher Davidson 1973-4-6 1867 Los Angeles Malibu Canyon, Tapia Park. 243 Comment
  RSA0081710  Camissonia campestris R. G. Swinney 2010-5-19 12791 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA454725  Camissonia campestris subsp. campestris Christopher Davidson 1973-4-1 1882 Los Angeles Mojave Desert, 1 mile S of Littlerock. 762 Comment
  RSA186757  Camissonia hirtella Peter H. Raven 1962-5-1 17516 Los Angeles Mulholland Highway just east of junction with Decker Road, Santa Monica Mountains 488 Comment
  UCR230253  Camissonia hirtella Dan S. Cooper 2011-4-26 411- 4 A Los Angeles Los Angeles Basin/San Gabriel Mtns. Foothills, Sunland, Big Tujunga Wash, between 210 Fwy and Foothill Blvd. 358 Comment
  RSA599761  Camissonia ignota Steve Boyd, Lauren Raz 1997-5-6 9780 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  POM196707  Camissonia intermedia Bonnie C. Templeton, I. W. Clokey 1929-4-11 4458 Los Angeles Mandeville Canon, Santa Monica Mts. 366 Comment
  RSA182327  Camissonia micrantha J. Olmstead 1962-4-30 3409 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  UCR241709  Camissonia micrantha Dan S. Cooper 2012-4-14 412- 20 Los Angeles Western Transverse Range; Hollywood Hills, Griffith Park, Vermont Canyon area, near mouth of canyon behind tennis courts 259 Comment
  RSA0085350  Camissonia strigulosa R. G. Swinney 2010-4-28 12379 Los Angeles near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0030722  Camissonia strigulosa Bonnie C. Templeton, I. W. Clokey 1930-4-8 1017 Los Angeles San Fernando Road. 305 Comment
  UCR276776  Camissoniopsis R. G. Swinney 2011-5-16 14722 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  UC20426  Camissoniopsis bistorta J. H. Barber 1897-1-29 42 Los Angeles Ballona Hills Comment
  LA206066  Camissoniopsis cheiranthifolia subsp. cheiranthifolia J. A. Ewan; 1932-5-19 7544 Los Angeles near power house Playa del Rey Comment
  CAS-BOT-BC160434  Camissoniopsis cheiranthifolia subsp. suffruticosa I. Johnston 1907-6-10 1334 Los Angeles Playa del Rey Comment
  LA82393  Camissoniopsis cheiranthifolia subsp. suffruticosa O. H. Kappler; 1941-2-27 92 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  SBBG16845  Camissoniopsis cheiranthifolia subsp. suffruticosa K. A. Wilson 1961-3-12 997 Los Angeles Zuma Beach Comment
  SD139529  Camissoniopsis guadalupensis subsp. clementina Jon Rebman, Jonathan Dunn 1996-4-29 3104 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  SDSU3375  Camissoniopsis intermedia H. Wedberg 1958-5-10 288 Los Angeles On Latigo Canyon Road 0.4 mi. from Mulholland Hwy and just north of calamigos star 'C' Ranch. Cleistogamous. Comment
  CATA3091  Camissoniopsis robusta Amy Catalano 2016-4-26 083 Los Angeles Santa Catalina Island: Open ridgetop on south facing slope along east edge of exclosure 1 on Stage Road 324 Comment
  RSA655770  Capsella bursa-pastoris LeRoy Gross 2001-2-17 339 Los Angeles Verdugo Mountains, north side: Along Hostetter Mountainway, on paved part of road, just east of La Tuna Canyon Road. 488 Comment
  RSA783064  Capsella bursa-pastoris J. D. Olmsted 1958-3-17 63 Los Angeles Above Johnson s Pasture Road with SW drainage along Thompson creek 1.25 miles NW of intersection Indian Hill and Baseline, NW of Claremont. 442 Comment
  RSA724803  Cardamine californica K. Dobry 1992-4-14 d- 1136 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  UCR150826  Carduus pycnocephalus R. G. Swinney, Dave Larson 1999-5-15 7160 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  SEINET3897001  Carex alma Timothy S. Ross, Steve Boyd 1994-5-10 7735 Los Angeles Warm Springs Canyon. At the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250m WNW from the canyon's effluence into elizabeth Lake Canyon. Warm Springs Mountain 7.5' USGS Quadrangle.; 0 668 Comment
  UCR194181  Carex alma R. G. Swinney 1998-7-29 6527 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  RSA602075  Carex alma L. C. Wheeler 1946-5-19 6223 Los Angeles San Gabriel Mountains: Lower Rincon. San Gabriel Canyon. Comment
  RSA762523  Carex athrostachya R. G. Swinney 2008-7-24 9346 Los Angeles Waterman Mountain, ski runway on east-facing slope 2390 Comment
  JEPS45927  Carex barbarae Louis C. Wheeler 1936-6-21 4169 Los Angeles W Fork Palmer Canyon, San Gabriel Mountains 640 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
  CAS-BOT-BC118416  Carex praegracilis LeRoy Abrams 1901-4-8 1447 Los Angeles Los Angeles River near Tropico Comment
  UC50811  Carex praegracilis J. Burtt Davy May 9 1896-May 24 1896 2618 Los Angeles Leonis Valley Antelope Valley Comment
  RSA364679  Carex praegracilis Robert Gustafson 1981-3-18 2125 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA230249  Carex schottii Robert F. Thorne 1969-7-2 38252 Los Angeles San Gabriel Mts., Angeles National Forest: East Fork of Alder Creek, Charlton Flat burn (of 1954) 1584 Comment
  CAS-BOT-BC117415  Carex senta D. F. Howe 1947-3-22 21 Los Angeles Topango Canyon, Santa Monica Mts. ca 3 mi from the ocean in stream bed. Comment
  UCR260366  Carex senta R. G. Swinney 2010-4-30 12445 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  CHSC106444  Carex spissa P. F. Zika; Nick Otting 2010-8-7 25306 Los Angeles South Coast (SCo). Base of San Gabriel Canyon, E side of Route 39, steep sunny seep, base of steep loose slope. 250 Comment
  JEPS48976  Carex subfusca Joseph Ewan 1932-6-16 7289 Los Angeles Charlton Flats San Gabriel Mts., Charlton Flats 1524 Comment
  RSA610535  Carex triquetra L. C. Wheeler 1936-4-21 4097 Los Angeles San Dimas Wash. 366 Comment
  SEINET6329016 Image available Carex triquetra M. E. Jones 1926-5-7 s.n. Los Angeles Claremont Comment
  CDA35025  Carpobrotus chilensis M. O'Brien 2005-3-6 s.n. Los Angeles El Matador State Beach. Bluff top above the strand. 0 Comment
  SFV16023  Carpobrotus edulis A. M. Orcino, A. Sutton 1994-4-23 6 Los Angeles Playa del Rey Beach, corner of Pacific Ave. and Convoy St., 0.1 mile north of Culver Blvd. 2 Comment
  POM163427  Carthamus tinctorius Anonymous 1929-05 s.n. Los Angeles [Locality not provided] Comment
  LA82058  Castilleja affinis O. H. Kappler; 1946-4-6 1077 Los Angeles SANTA MONICA MOUNTAINS, Hidden Valley, French Ranch, W of Lake Sherwood. Comment
  LA210778  Castilleja affinis Peter H. Raven; Henry J. Thompson 1959-4-3 13921 Los Angeles SANTA MONICA MOUNTAINS, just E of Malibu Junction. 265 Comment
  POM4348  Castilleja affinis Manila Seaver s.n. Los Angeles San Jose Hills, Pomona. Comment
  RSA191118  Castilleja applegatei subsp. martinii Robert F. Thorne, M. Z. Thorne 1967-6-25 37102 Los Angeles upper portion of Evey Canyon 884 Comment
  RSA549192  Castilleja applegatei subsp. martinii Tim S. Ross, Peter Fritsch 1990-6-20 3674 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA592815  Castilleja applegatei subsp. martinii Steve D. Boyd 1996-4-24 8667 Los Angeles Liebre Mountains, Liebre Gulch along Forest Service Road 8N01 near jtn with 8N05. 988 Comment
  SEINET3448787  Castilleja exserta A. G. Vestal 1947-4-2 Los Angeles Puente Hills, Puente Hills, San Diego Quadrangle (topo map) Comment
  UC1349357  Castilleja exserta Robert F. Thorne 1966-4-7 35985 Los Angeles w end Santa Catalina Island (s of Parson Landing, sw of Arrow Point) 60 Comment
  UCR186984  Castilleja exserta A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32234 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  JEPS88605  Castilleja exserta subsp. venusta L. R. Heckard 1985-5-4 6232 Los Angeles s of Rosamond Dry Lake (s side of Avenue E, 1 mi e of 10th Street East, ne of Lancaster); Mojave Desert 701 Comment
  RSA549788  Castilleja foliolosa Wandalee Thompson 1964-4-8 21 Los Angeles Liebre Mtns.: Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest. 808 Comment
  RSA596045  Castilleja foliolosa Tim S. Ross, J. Mark Porter 1995-5-4 8411 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  SBBG79252  Castilleja foliolosa F. R. Fosberg 1931-3-18 4292 Los Angeles Hamilton Cyn 10 Comment
  CAS-BOT-BC243782  Castilleja gleasoni F. Grinnell Jr. 1910-6-11 s.n. Los Angeles Switzer's Trail, San Gabriel Mountains 1066 Comment
  JEPS80931  Castilleja grisea M. B. Dunkle 1939-4-2 7201 Los Angeles se corner of San Clemente Island Channel Islands, San Clemente Island; San Clemente Island, Los Angeles Co. Comment
  JEPS27010  Castilleja miniata Gale Sphon 1959-7-4 Los Angeles 1 mi n Little Jimmy Springs (Angeles Crest Highway); Angeles National Forest Comment
  POM145748  Castilleja minor subsp. spiralis Thomas Craig 1927-6-19 479 Los Angeles Between Acton and Ravenna, Soledad Canyon. Comment
  RSA0098777  Castilleja minor subsp. spiralis R. G. Swinney 2011-6-1 14950 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA448777  Castilleja minor subsp. spiralis F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5583 Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  UC1922353  Castilleja minor var. spiralis Scott D. White 2004-8-20 10734 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. Comment
  SD87878  Castilleja plagiotoma Frank W. Peirson 1921-7-3 2727 Los Angeles Blue Ridge, San Gabriel Mts., summit of ridge 2286 Comment
  RSA774282  Castilleja pruinosa R. G. Swinney 2009-6-8 11084 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC38470  Caulanthus coulteri Robert F. Hoover 1938-4-16 3118 Los Angeles Near Bailey's, upper Antelope Valley. Comment
  UCSB40780  Caulanthus coulteri Steele, Kelly 1980-5-11 Los Angeles 1.1 miles south of Gorman on east unnamed frontage road 1127 Comment
  SEINET7991928  Caulanthus inflatus Louis C. Wheeler 1973-4-20 No determinado Los Angeles San Gabriel Mountains, Edge of Antelope Valley. 40th Street E, between Californi Comment
  UCSB12449  Caulanthus lasiophyllus Haines, Lee 1962-4-3 Los Angeles Mulholland Drive, 1 mile west of Toganga Boulevard; Santa Monica Mountains 365 Comment
  CAS-BOT-BC47912  Ceanothus arboreus D. O. Burge; S. Ratay 2007-3-24 810 b Los Angeles Santa Catalina Island, 8.1 road miles (12.9 km) from Catalina Convervacy access gate near Avalon via Airport Road 500 Comment
  UCR191527  Ceanothus cordulatus R. G. Swinney 1998-7-8 6319 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  CAS-BOT-BC48754  Ceanothus crassifolius Fordyce Grinnell 1916-3-18 s.n. Los Angeles San Gabriel Mts. near Pasadena Comment
  UCD111438  Ceanothus crassifolius Kenneth A. Wilson; D. E. Bianchi 1961-2-2 819 Los Angeles San Gabriel Mountains. Placerita Road. 2 miles east of Route 6. Comment
  UCD162840  Ceanothus crassifolius D. O. Burge 2015-3-17 1690 Los Angeles Newhall Pass. 550 Comment
  SBBG119452  Ceanothus cuneatus M. A. Elvin, C. Weigand 2003-4-8 2458 Los Angeles flats S of confluence of Hasley Cyn with Castaic Crk, Newhall Ranch 297 Comment
  UCD112082  Ceanothus cuneatus Kenneth A. Wilson 1961-2-18 854 Los Angeles Santa Monica Mountains. Mulholland Hwy, 0.5 mile west of Seminole Hot Springs. Comment
  SBBG125877  Ceanothus cuneatus var. cuneatus A. Parikh, N. Gale 2010-6-7 3262 Los Angeles Sierra Pelona, 5.2 km W of State Hwy 14, 1.3 km SW of California Aqueduct; E Liebre Mtns 997 Comment
  UC1070669  Ceanothus greggii A. Lewis Jan 1934 249 Los Angeles Cotton Wood Creek Elizabeth Lake quad. 1371 Comment
  UCSB36662  Ceanothus integerrimus Brownell, Kathleen 1980-5-18 Los Angeles 2.5 mi. N on Mt. Baldy Rd. 83; San Gabriel Mtns; Angeles National Forest 1127 Comment
  RSA587816  Ceanothus leucodermis Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1136 Los Angeles San Gabriel Mountains, Santiago Canyon 1143 Comment
  RSA771841  Ceanothus leucodermis R. G. Swinney 2009-5-28 10939 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA399107  Ceanothus megacarpus E. Crow 1929-1-13 148 Los Angeles Crow's Nest, E. Glendora Comment
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Oct 26 2015
  RSA177818  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1965-5-10 34478 Los Angeles On E slope of Black Jack Mt. near Summit Road; Santa Catalina Island. Comment
  JEPS42113  Ceanothus oliganthus C. E. Hutchinson 1892-7-20 Los Angeles San Gabriel Mts., Mt. Wilson 762 Comment
  RSA0106841  Ceanothus oliganthus subsp. oliganthus R. G. Swinney 2011-5-10 14638 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  POM265805  Ceanothus oliganthus var. oliganthus J. C. Roos 1942-3-21 1097 Los Angeles Chantry Flats, Santa Anita Canyon Comment
  RSA127959  Ceanothus spinosus Peter H. Raven 1959-3-1 13825 Los Angeles Griffith Park, north of junction of Vista del Valle Drive with Hollywood Drive. 396 Comment
  RSA398931  Ceanothus spinosus Edwin Kline 1925-4-12 s.n. Los Angeles Mulholland Estate; Santa Monica Mtns. Comment
  RSA430480  Cenchrus echinatus A. C. Sanders 1987-10-13 7425 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive., (Near 33 deg 56'N, 118 deg 26'W.) 38 Comment
  UCD129952  Centaurea cineraria Robert F. Thorne; P. Everett 1974-2-7 33443 Los Angeles Avalon, Santa Catalina Island. Comment
  RSA0107273  Centaurea cyanus R. G. Swinney 2011-6-30 15374 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon. 1085 Comment
  UCR270655  Centaurea cyanus R. G. Swinney 2011-6-30 15374 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA656868  Centaurea melitensis Joseph M. Keefe 2001-1-24 31011 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UCR210453  Centaurea melitensis R. G. Swinney 2008-11-30 9877 Los Angeles San Gabriel Mtns., Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  POM351505  Centaurea melitensis Anstruther Davidson 1892-09 s.n. Los Angeles E. Los Angeles. Comment
  UC934032  Centaurea melitensis H. L. Cogswell 1951-5-18 102 Los Angeles 0.6 mi n of San Dimas Park; San Gabriel Mountains 457 Comment
  UC61538  Centaurium venustum Ernest Braunton Jun 1903 892 Los Angeles Glendale to Burbank Comment
  RSA705966  Centaurium venustum subsp. venustum M. Wall, Katie Sims 2005-6-9 394 Los Angeles Rancho Santa Ana Botanic Garden native to site in plant communities section D-13. Comment
  RSA603337  Centranthus ruber Scott D. White 1997-5-21 5206 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  SBBG107522  Centranthus ruber S. L. Crockett 1996-10-30 544 Los Angeles across rd from Yacht Club Comment
  CAS-BOT-BC288837  Centromadia parryi subsp. australis H. E. Hasse 1888-8-24 s.n. Los Angeles Unspecified Comment
  UC161872  Centrostegia thurberi var. thurberi Katharine Brandegee May 1889 Los Angeles Ramona Comment
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Jul 8 2015
  LA47754  Cercocarpus betuloides Martha Hilend; 1928-5-27 322 Los Angeles Ridge Route and Elizabeth Lake Comment
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Dec 15 2014
  LA88731  Cercocarpus betuloides Karen Searcy; 1967-3-29 43 Los Angeles Santa Catalina Island, Gully 1 mi. WNW Salta Verde Point Comment
  RSA772110  Cercocarpus betuloides R. G. Swinney 2009-5-20 10835 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  SDSU8989  Cercocarpus betuloides A. H. Gallup 1948-4-9 128 Los Angeles ' The Wash' Claremont. 366 Comment
  SD60419  Cercocarpus betuloides var. betuloides Peter H. Raven 1962-5-21 17800 Los Angeles Santa Catalina Island. Bullrush Canyon, about opposite ranch in Middle Canyon. 213 Comment
  UCSB2745  Cercocarpus betuloides var. betuloides Gill, Robert 1959-4-2 Los Angeles Pomona College, wash just south of observatory 365 Comment
  CAS-BOT-BC142112  Cercocarpus betuloides var. blancheae C. B. Wolf 1932-10-4 4222 Los Angeles West slope above road in back of St. Catherine Hotel, Avalon - Santa Catalina Island 22 Comment
  CATA1784  Cercocarpus betuloides var. blancheae Benjamin E. Carter, John Clark 2012-8-9 6962 Los Angeles Santa Catalina Island: Bulrush Canyon, between reservoirs and Salta Verde turnoff 270 Comment
  LA47769  Cercocarpus betuloides var. blancheae H. L.; 1937-3-25 sn Los Angeles Santa Catalina Isl 91 Comment
  RSA190991  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-3-18 36753 Los Angeles Santa Catalina Island. In Bullrush Canyon 183 Comment
  RSA213335  Cercocarpus betuloides var. blancheae Reid V. Moran 1941-2-28 649 Los Angeles Santa Catalina Island. Head of Johnson's Canyon 350 Comment
  LA91606  Chaenactis artemisiifolia Bruce Douglas Clayton; Greg Clayton 1972-5-13 116 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak E of canyon overlook 594 Comment
  UC63003  Chaenactis fremontii H. M. Hall May 1 1902-May 3 1902 3032 Los Angeles vicinity of Palmdale; Antelope Valley 762 Comment
  UCR280696  Chaenactis fremontii R. G. Swinney 2014-4-10 16048 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UCSB10325  Chaenactis fremontii Haller, John 1957-4-13 Los Angeles On Palmdale Ave. 0.7 miles E. of jct. with Calif. 138 and ca. 9 miles E. of center of Palmdale 762 Comment
  UC54051  Chaenactis glabriuscula var. glabriuscula L. A. Greata 1903-5-1 318 Los Angeles Arroyo Seco Comment
  UCD130377  Chaenactis glabriuscula var. glabriuscula Daryl Koutnik 1978-4-28 449 Los Angeles Lobo Canyon at end of Lobo Road. 304 Comment
  CAS-BOT-BC277828  Chaenactis santolinoides Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  PASA2196  Chaenactis santolinoides Frank W. Peirson 1928-6-2 Los Angeles South Fork Rock Creek, San Gabriel Mts. 1981 Comment
  RSA0055753  Chaenactis xantiana R. G. Swinney 2010-5-19 12779 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd. just west of Angeles Natl. forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of, Mt. Emma Rd. 1335 Comment
  RSA497603  Chaenactis xantiana A. C. Sanders 1988-4-3 7746 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  SBBG46742  Chaenactis xantiana Leota Davidson 1965-5-9 164 b Los Angeles E of Little Rock Comment
  RSA0021290  Chamaesyce maculata Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5085 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SJSU4462  Chamaesyce polycarpa H. R. Garrett 1962-4-15 Los Angeles Shady Cove Dr, Burbank Comment
  RSA15633  Chamaesyce polycarpa var. polycarpa C. B. Wolf 1927-12-31 1466 Los Angeles Hills at West side of town of Eagle Rock. Comment
  LA201512  Chamaesyce serpillifolia subsp. serpillifolia Arthur C. Gibson; 2003-5-17 4879 Los Angeles Santa Monica Mountains, Triunfo Canyon, Mulholland Hwy, N of Malibu Lake 266 Comment
  SBBG126885  Chamaesyce serpillifolia subsp. serpillifolia A. Parikh, N. Gale 2011-5-19 3390 Los Angeles San Gabriel River, Whittier Narrows Nature Center, 0.2 km SE of Durfee Ave, 0.8 km SW of Peck Rd 67 Comment
  UCR210071  Chenopodium A. C. Sanders 2009-11-6 37216 Los Angeles South Coast, Madrona Marsh, Torrance 24 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
  UC72716  Chenopodium berlandieri Pupils of Los Angeles High School June 1903 Los Angeles Los Angeles Comment
  UCR281160  Chenopodium berlandieri R. G. Swinney 2014-6-5 16713 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  UCD168375  Chenopodium californicum J. W. Barry 1980-5-1 s.n. Los Angeles East of Hungry Valley SVRA. (Exact location unknown. Coordinates estimated by the label maker.) Comment
  RSA0105753  Chenopodium fremontii R. G. Swinney 2011-7-8 15468 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak. 1207 Comment
  RSA250480  Chenopodium fremontii R. F. Thorne, John Dourley 1967-10-10 37342 a Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  SBBG13271  Chenopodium murale M. A. Piehl 1962-6-9 62336 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR231386  Chenopodium murale Dan S. Cooper 2011-10-6 1011- 121 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon, debris basin at north end of picnic area 205 Comment
  SBBG17118  Chenopodium murale K. A. Wilson 1961-2-21 872 Los Angeles San Fernando Valley State College campus; Northridge Comment
  SBBG96874  Chenopodium pratericola T. Ross, A. Ross 1990-6-6 2850 Los Angeles Green Valley Pasture (San Francisquito Cyn) 926 Comment
  RSA601630  Chenopodium pumilio L. C. Wheeler 1967-6-16 9853 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  UCR99689  Chenopodium rubrum Scott D. White 1992-10-8 875 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  UCR132652  Chenopodium strictum Sharon Dougherty 1997-9-18 s.n. Los Angeles San Gabriel Mtns., Kratka Ridge, Angeles National Forest 2073 Comment
  UCR265608  Chondrilla juncea John L. Thompson 2015-6-25 s.n. Los Angeles Glendale, near Descanso Motorway Comment
  LA82470  Chorizanthe staticoides O. H. Kappler; 1940-6-21 54 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  LA91492  Chorizanthe staticoides Bruce Douglas Clayton; Greg Shaw 1972-4-15 93 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, firebreak, west slope of BDC peak 586 Comment
  POM6770  Chorizanthe staticoides P. A. Munz 1919-5-14 2791 Los Angeles Claremont. Comment
  RSA382673  Chorizanthe staticoides Bonnie C. Templeton 1940-6-24 s.n. Los Angeles 3 miles west of Elizabeth Lake. Comment
  RSA392586  Chorizanthe staticoides F. R. Fosberg 1931-5-24 s 4972 Los Angeles Alluvial fan, La Crescenta. Comment
  RSA763253  Chorizanthe staticoides Justin M. Wood 2010-5-10 1617 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  SEINET4044453  Chorizanthe staticoides D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UCR261333  Chorizanthe staticoides R. G. Swinney 2010-3-24 12176 Los Angeles San Gabriel Mountains, 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
  RSA579511A  Chorizanthe xanti var. xanti Tim S. Ross, S. D. Boyd 1994-6-23 8066 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  SFV6846  Chrysolepis sempervirens T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 588 Los Angeles San Gabriel Mountains Trail to Mount Baden-Powell. 2439 Comment
  UCR209990  Chrysolepis sempervirens R. G. Swinney 2008-7-16 9252 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  UCR126660  Chrysothamnus nauseosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26220 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  UCR179680  Chrysothamnus nauseosus R. G. Swinney, Dave Larson 1996-8-7 5240 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
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Jul 6 2021
  SEINET11860259  Cirsium occidentale Unknown 1936-4-15 12735 Los Angeles Santa Monica Mts Comment
  CAS-BOT-BC285408  Cirsium occidentale var. californicum Peter Kamb 1947-6-1 559 Los Angeles Angeles Crest highway 1 mi. below Red Box Gap, San Gabriel Mts 1341 Comment
  LA94415  Cirsium occidentale var. californicum Norman A. Cole; May 1964 361 Los Angeles 579 Comment
  POM352147  Cirsium occidentale var. californicum Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. On fire road opposite Sepulvada fire road. Comment
  RSA600408  Cirsium occidentale var. californicum Steve Boyd, Lauren Raz 1997-4-30 9639 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  RSA643264  Cirsium vulgare R. D. Goeden, D. W. Ricker 1972-5-19 s.n. Los Angeles San Jose Hills: Bonelli Regional Park, S of Puddingstone Reservoir, along Via Verde 1/2 mile east of 210 Freeway, between Pomona and San Dimas 305 Comment
  RSA795205  Cirsium vulgare Jane Tirrell 2012-8-3 LS 0142 Los Angeles Below Pacific Crest Trail approx. 0.3 mi. northwest of Mt. Hawkins 2487 Comment
  RSA466632  Cistanthe monosperma Fred Burlew 2994 Los Angeles Mount San Antonio Comment
  RSA708558  Cistus creticus Valerie L. Soza, LeRoy Gross 2001-5-9 1199 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 244 Comment
  UCD116505  Cistus incanus Lisa J. Seemann 1993-5-2 s.n. Los Angeles Lake Elizabeth, ca. 0.4 mile N of aquaduct pipes near main entrance to California Correctional Facility. Comment
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Dec 15 2014
  SFV21727  Cistus ladanifer S. Kimball, M. Garrido 1999-5-2 78 Los Angeles San Gabriel Mountains Millard Canyon, on fire road by upper parking lot for trail to Mount Lowe. 700 Comment
  UCR206498  Cistus ladanifer A. C. Sanders, T. B. Salvato 2009-5-19 36832 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
  SEINET7881405 Image available Citrus aurantium George B. Grant 1901-1 186 Los Angeles Pasadena Comment
  RSA453472  Clarkia bottae Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon 250 Comment
  POM3016  Clarkia dudleyana D. L. Crawford 1915-06 s.n. Los Angeles San Antonio Canyon, Claremont. 1220 Comment
  UCR48858  Clarkia dudleyana Steve Morgan 1974-5-17 143 Los Angeles San Gabriel Mtns., Big Tujunga Canyon, 0.5 mi. east of Big Tujunga Canyon Road, at a point 10.9 mi. north of Mt. Gleason Ave. 701 Comment
  SFV20973  Clarkia epilobioides L. Gross, B. Hogshead, V. Soza 2003-5-29 950 Los Angeles Verdugo Mountains West end of Verdugo Mountains at junction (saddle) of Verdugo Motorway and Wildwood Fire Road (abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago). Went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Motorway). 564 Comment
  POM49217  Clarkia heterandra A. D. E. Elmer 1902-06 3688 Los Angeles Acton. Comment
  RSA712174  Clarkia purpurea A. C. Sanders, T. B. Salvato 2005-5-24 30275 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area. ca. 0.5 mi. NW of community of Mint Canyon 549 Comment
  CAS-BOT-BC163705  Clarkia purpurea subsp. quadrivulnera H. Lewis; M. Lewis 1946-7-14 29 Los Angeles On corner of Sepulveda Blvd. and North Sepulveda Way, Santa Monica Mts. Comment
  RSA430216  Clarkia purpurea subsp. quadrivulnera Kathy Harper 1986-5-17 s.n. Los Angeles San Gabriel Mountains, Rd N3 at mile marker 20.28, vicinity of Hidden Springs, Angeles National Forest. Comment
  RSA164859  Clarkia rhomboidea Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  RSA165714  Clarkia unguiculata Lawrence T. McHargue, B. Miller 1963-7-6 s.n. Los Angeles Atmore Meadow, Liebre Mtn. 1372 Comment
  UCR147726  Clarkia unguiculata Steve Boyd, Amber Maurice 2004-5-18 11322 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  RSA464599  Claytonia exigua subsp. exigua Anstruther Davidson 1895-5-6 s.n. Los Angeles Kings Canon [canyon], Antelope Valley. Comment
  UCR276947  Claytonia parviflora R. G. Swinney 2010-5-21 12853 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
  CATA3014  Claytonia parviflora subsp. parviflora Amy Catalano 2016-2-25 020 Los Angeles Santa Catalina Island: Above riparian area along Ben Weston Trail 3 Comment
  SFV1189  Claytonia perfoliata M. L. Vincent 1963-5-7 343 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  UCR271732  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-3-26 14197 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA0059527  Claytonia rubra subsp. rubra Steve Boyd, Timothy S. Ross 1997-3-21 9198 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  SD113805  Clematis lasiantha Darley F. Howe 1947-3-22 1512 Los Angeles Las Flores Canyon, Malibu Mts. Comment
  UCR238471  Clematis lasiantha Orlando Mistretta, Christine Mistretta 2008-5-5 2654 Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon 628 Comment
  RSA0028964  Clematis lasiantha Lucille Crawford 1932-5-8 s.n. Los Angeles Arroyo Seco Canyon. Pasadena. CP3. Comment
  RSA0105075  Clematis ligusticifolia R. G. Swinney 2011-10-18 15815 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA386242  Clematis ligusticifolia N. C. Cooper 1943-11-21 981 Los Angeles Mint Canyon. Roadside west of Ranger Station. 762 Comment
  SBBG31305  Clematis ligusticifolia R. F. Thorne 1966-9-14 36669 Los Angeles Cottonwood Crk (where isthmus rd crosses) 30 Comment
  LA99290  Clematis pauciflora Peter H. Raven; Henry J. Thompson 1960-7-17 15554 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, shoulder of Saddle Peak. 609 Comment
  POM96  Clematis pauciflora I. M. Johnston 1918-6-2 s.n. Los Angeles Mouth of San Antonio Canyon. San Antonio Mts 610 Comment
  RSA599584  Cleome isomeris Steve Boyd, Lauren Raz 1997-3-25 9311 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA650756  Cleome isomeris Eleanor McClung 1937-3-14 20 Los Angeles Palos Verdes Comment
  JEPS24284  Collinsia heterophylla John H. Thomas 1957-4-27 6681 Los Angeles ca 3 mi nw Pt. Dume (15 mi w of Santa Monica; w side of mouth of Latigo Canyon); Santa Monica Mtns, Latigo Canyon 91 Comment
  POM45047  Collinsia heterophylla I. E. Diehl 1902-6-27 243 Los Angeles San Gabriel Moutains region Mt. Lowe Comment
  RSA0086833  Collinsia heterophylla R. G. Swinney 2011-5-3 14556 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA408291  Collinsia heterophylla Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region Comment
  RSA586533  Collinsia heterophylla Tim S. Ross 1992-5-24 6403 Los Angeles San Gabriel Mountains: Lower Brown's Gulch: just W of the San Gabriel Dam 463 Comment
  UCR259154  Collinsia heterophylla R. G. Swinney 2010-8-30 13613 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
  RSA0117329  Collinsia parryi Gary D. Wallace 1966-4-5 404 Los Angeles San Gabriel Mountains, west of Wrightwood along road toward Big Pines. Comment
  RSA286666  Collinsia torreyi var. wrightii Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44747 Los Angeles Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek. 2439 Comment
  RSA470548  Conium maculatum E. S. Spalding 1924-5-24 s.n. Los Angeles Los Angeles. Comment
  RSA611491  Convolvulus arvensis L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  UCR275325  Convolvulus arvensis Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  SD72155  Convolvulus mauritanicus Austin Griffiths Jr., Frieda K. McGuire 1963-6-4 4775 Los Angeles Perry's Plants, La Puente. Comment
  UCR124722  Cordylanthus nevinii B. C. Templeton 1932-8-25 5068 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA412290  Cordylanthus rigidus subsp. setiger F. R. Fosberg 1931-8-10 S 5625 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UCR204836  Cordylanthus rigidus subsp. setiger R. G. Swinney 2005-8-11 8460 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  LA97398  Cordylanthus rigidus subsp. setiger Kei Nakai; 1976-7-7 TCSP 2 21 76 Los Angeles 396 Comment
  UC1536840  Coreopsis bigelovii G. H. True Jr. 1935-5-6 52 Los Angeles w of Llano P.O. (s side of buttes); Lovejoy Buttes Comment
  UCR281149  Coreopsis bigelovii R. G. Swinney 2014-5-7 16419 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  CAS-BOT-BC105651  Corethrogyne filaginifolia F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzer Camp, San gabriel Mts. 914 Comment
  RSA0081639  Corethrogyne filaginifolia R. G. Swinney 2010-9-9 13736 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA316995  Corethrogyne filaginifolia Thomas S. Elias, Walter Wisura 1984-7-27 8515 Los Angeles North of Malibu; Point Dume. Comment
  RSA455879  Corethrogyne filaginifolia M. Bisbee 1917-9-15 s.n. Los Angeles Hills north of Eagle Rock Comment
  SFV3854  Corethrogyne filaginifolia K. A. Wilson 1963-10-24 1302 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  UC485378  Corethrogyne filaginifolia R. L. Pendleton 1909-7-3 1394 Los Angeles canyon s Avalon; Santa Catalina Island 60 Comment
  POM356142  Corethrogyne filaginifolia var. filaginifolia T. S. Clare 1930-10-19 s.n. Los Angeles Big Santa Anita Canyon Comment
  RSA771614  Corethrogyne filaginifolia var. pinetorum R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42197 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  UCR149520  Cornus sericea var. sericea R. G. Swinney 1997-6-25 5645 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail, c. 1.2 mi. SE of Hwy 2 in a small canyon tributary to Sawmill Canyon 2256 Comment
  UCD130884  Cotula australis W. M. Philipson 1915-1 s.n. Los Angeles Monrovia. Comment
  RSA639742  Crassula connata L. C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Marek Canyon across the road from Karl Holton Camp. 426 Comment
  UCR216881  Crassula connata R. G. Swinney 2009-3-13 10109 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
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Feb 15 2011
  CAS-BOT-BC427742  Crassula connata Louis C. Wheeler 1932-3-9 471 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  RSA533977  Crassula connata var. erectoides Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5179 Los Angeles San Clemente Island. 1100 feet SSW of Twin Dams, 1450 feet NNW of Bolder marker. 491 Comment
  SEINET10819898  Crataegus Heidi H. Schmidt 1999-10-14 Schmidt 3862 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UCSB11252  Cressa truxillensis 1961-9-23 Los Angeles Ballast Point S side of Catalina Harbor, Santa Catalina Island Comment
  SBBG58128  Cressa truxillensis E. Rockwell 1921-1 114 Los Angeles Inglewood 47 Comment
  CAS-BOT-BC181055  Crossosoma californicum L. R. Abrams; I. L. Wiggins 1931-7-7 408 Los Angeles Catalina Harbor - Santa Catalina Island Comment
  CAS-BOT-BC181574  Crossosoma californicum Reid Moran 1941-2-26 630 Los Angeles Bank of creek, Johnson's Valley - Santa Catalina Island Comment
  JEPS52466  Croton californicus Frank W. Peirson 1918-10-16 276 Los Angeles Pacoima Canyon San Gabriel Mts. (at entrance) 457 Comment
  RSA621022  Croton californicus L. C. Wheeler 1965-12-4 s.n. Los Angeles San Gabriel Mountains.: Arroyo Seco, in vicinity of Pine Canyon. Comment
  SD31213  Croton setiger Edith A. Purer 1962-8-31 4864 Los Angeles Palos Verdes Hills Comment
  SD252239  Crypsis Steven A. Junak 1999-9-11 Sca 1098 Los Angeles Santa Catalina Island. W side of upper Buffalo Springs reservoir. 433 Comment
  UCR179299  Crypsis schoenoides R. G. Swinney 1989-6-25 s.n. Los Angeles Eastern San Gabriel Mtns, in and near Glendora Wilderness Park; in Little Dalton Debris Basin 366 Comment
  RSA587088  Cryptantha barbigera Orlando Mistretta 1995-5-23 1724 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1494 Comment
  RSA746954  Cryptantha circumscissa R. G. Swinney 2008-5-2 8720 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  SBBG24591  Cryptantha circumscissa R. N. Philbrick 1966-4-23 Los Angeles 145th Street, E of Alpine Butte Wildlife Sanctuary and N of Pearblossom Comment
  UCR143255  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10647 Los Angeles Channel Islands, Santa Catalina Island, ridges south of Grand Canyon 457 Comment
  UCR89472  Cryptantha clevelandii T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-28 3945 Los Angeles San Gabriel Mtns., NW slope between Tentrock Canyon and Poison Oak Canyon 1537 Comment
  SD181670  Cryptantha decipiens LeRoy Gross, Orlando Mistretta and Valerie Soza 2003-5-13 894 Los Angeles Big Rock Creek, north and east of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  JEPS18520  Cryptantha intermedia Rimo Bacigalupi 1957-5-12 5878 Los Angeles 0.25 mi above U.S. Army Nike launching site (on slopes above Las Flores Canyon (on so-called Malibu Burn)); Santa Monica Mts. 274 Comment
  POM3928  Cryptantha intermedia C. F. Baker 1904-5-5 4773 Los Angeles Claremont Comment
  RSA592837  Cryptantha intermedia L. C. Wheeler 1967-4-30 9211 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  SBBG97009  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4382 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UC78690  Cryptantha intermedia T. S. Brandegee 1890-5-16 Los Angeles Santa Catalina Island Comment
  POM3845  Cryptantha intermedia C. N. Carter 1909-5-28 s.n. Los Angeles Claremont Comment
  RSA682304  Cryptantha intermedia LeRoy Gross, Valerie Soza 2003-5-15 900 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place., Just east of where we started. 396 Comment
  RSA518012  Cryptantha micrantha Steve Boyd, Orlando Mistretta 1986-3-31 1548 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCR177573  Cryptantha micrantha subsp. micrantha LeRoy Gross 2005-5-3 2208 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
  RSA164790  Cryptantha microstachys Wesley O. Griesel 1961-6-8 378 Los Angeles State Highway #2 near La Canada 610 Comment
  UCR205620  Cryptantha muricata R. G. Swinney 2008-5-12 8827 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR259576  Cryptantha muricata R. G. Swinney 2010-4-13 12206 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA0094561  Cryptantha muricata var. denticulata Richard G. Swinney 2011-6-6 15011 Los Angeles San Gabriel Mountains: Charlton Flat (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA0078884  Cryptantha muricata var. denticulata L. C. Wheeler 1967-9-4 10680 Los Angeles San Gabriel Mountains: Camp Lupine, Prairie Fork. 1981 Comment
  RSA0079391  Cryptantha muricata var. jonesii Robin S. Collins 1973-4-30 244 Los Angeles Angeles National Forest, San Gabriel Mts.: Trail Canyon, into canyon 1/2-1 mi. along pack trail. 609 Comment
  RSA0079404  Cryptantha muricata var. jonesii L. C. Wheeler 1934-4-12 2527 Los Angeles San Gabriel Wash. 107 Comment
  RSA755981  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-12 2425 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  SEINET3083596 Image available Cryptantha pterocarya J. Harry Lehr 1971-4-12 328 Los Angeles North side Rt. 138, 7.1 mi. east of Pear Blossom. Comment
  RSA0079116  Cryptantha pterocarya var. pterocarya Steve Boyd, Orlando Mistretta 1986-3-31 1520 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UC2049429  Cryptantha pterocarya var. pterocarya LeRoy Gross with Joy England, Naomi Fraga 2016-4-21 7551 Los Angeles Transverse Ranges; San Gabriel Mountains region: Arrastre Canyon. Started near mouth of canyon, near 34.44397N, 118.20032W . Ended on top of a small knoll, near 34.43011N, 188.18667W. Acton 7.5' Quad. Comment
  UCR221901  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-4-28 10537 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR277228  Cryptantha pterocarya var. pterocarya R. G. Swinney 2011-4-19 14397 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCR280419  Cryptantha pterocarya var. pterocarya Onkar Singh 2014-3-18 4375 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  RSA0079042  Cryptantha pterocarya var. pterocarya T. S. Ross 1991-4-27 4706 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA640241  Cryptantha similis R. F. Thorne, R. Carolin, C. Davidson 1967-3-23 41599 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA0024548  Cryptantha wigginsii R. F. Thorne, M. Z. Thorne 1973-2-12 42470 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman s Cove. 46 Comment
  SEINET10625783  Cucurbita pepo Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2514 Los Angeles City of Pasadena. Farm Fresh Ranch Market, 475 E. Orange Grove Blvd. Comment
  RSA733586  Cuscuta R. G. Swinney 1998-7-24 6562 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2200 Comment
  UC153883  Cuscuta californica LeRoy Abrams 1902-7-5 2654 Los Angeles near Azusa Comment
  SD111591  Cycladenia humilis var. venusta Wayne P. Armstrong 1982-6-27 Los Angeles On steep ridge just below summit of Mt Baden Powell 2745 Comment
  POM219123  Cycloloma atriplicifolium L. C. Wheeler 1932-8-6 1126 Los Angeles Citrus grove 2 mi. NNE Claremont 488 Comment
  UCR48836  Cyclospermum leptophyllum David Charlton 1987-6-15 1080 Los Angeles Lomita, Alexander Fleming Jr. High School, near Walnut Street and 256th St. Nearest main streets are Pacific Coast Hwy and Western Ave. 15 Comment
  SFV11029  Cyclospermum leptophyllum M. E. Mathias 1961-6-7 Los Angeles Los Angeles. Dry west-facing bank in front yard of 442 South Bently. Los Angeles 49. Comment
  SEINET3128836  Cynodon dactylon G. B. Grant 1904-5-10 133 /6187 Los Angeles Pasadena Comment
  SEINET3926327  Cynodon dactylon Tim Ross 1992-6-15 6593 Los Angeles Whittier hills (local name for the western extremity of the Puente Hills): head of Turnbull Canyon, about 80 m SW of the intersection Skyline Drive with Turnbull Canyon Road. Whittier 7.5' USGS quadrangle.; 0 349 Comment
  RSA648704  Cyperus eragrostis Paul Neipp 1994-5-5 22 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  UCR61245  Cyperus erythrorhizos R. G. Swinney 1989-10-28 1470 Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon area. Big Dalton Canyon Debris Basin 360 Comment
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Nov 5 2010
  UCR258961  Cyperus involucratus R. G. Swinney 2010-2-27 11754 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  RSA191638  Cyperus squarrosus Robert F. Thorne, M. Z. Thorne 1966-8-29 36584 Los Angeles Crystal Lake Recreation area, Angeles National Forest 1676 Comment
  RSA92300  Cyperus virens F. W. Peirson 1918-4-28 1609 Los Angeles Southeast of El Monte. Comment
  RSA616714  Cystopteris fragilis L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns.: Chilao Creek headwaters. 1798 Comment
  RSA692819  Cystopteris fragilis Anonymous s.n. Los Angeles Santa Anita Canyon Comment
  SD234946  Cytisus striatus R. E. Jr. Riefner 2006-6-12 06 239 Los Angeles Transverse Range: east of Sunland, Verdugo Mountains, north side of 210 Freeway c. 0.6 mi mest of La Tuna Canyon Rd. intersection. 474 Comment
  CATA1492  Dactylis glomerata Mark L. Hoefs, Steven A. Junak 1996-5-1 2698 Los Angeles Santa Catalina Island: By summit reservior 408 Comment
  RSA0113911  Dactylis glomerata Steven A. Junak 1999-4-23 SCa- 857 Los Angeles Santa Catalina Island. W fork of canyon above Howland's Landing, above road. 524 Comment
  LA202408  Dactyloctenium aegyptium Arthur C. Gibson; 2005-7-18 5058 Los Angeles SIMI HILLS, Chatsworth Reservoir, Chatsworth, northern edge of reservoir, Plummer St and Valley Circle Blvd. Comment
  UCR199670  Datura stramonium Scott D. White, Ed Kentner, Amanda Breen 2007-7-18 11759 Los Angeles Los Angeles Basin, Whittier Narrows Recreation Area south of the 60 fwy and west of 605 fwy. 'Legg Lake 64 Comment
  UCSB5892  Datura wrightii Gill, Robert 1959-11-16 Los Angeles Wash, Pomona College Campus Comment
  UCR129932  Daucus pusillus Orlando Mistretta 1994-6-6 1322 Los Angeles San Gabriel Mtns, Little Rock Creek. Slopes on E side of canyon south of the junction of Forest Service Roads 4N15 and 5N04.3 1311 Comment
  POM3248  Daucus pusillus Crawford, Hiatt 1916-3-29 s.n. Los Angeles Santa Monica Mountains Comment
  SDSU4565  Deinandra clementina R. M. Beauchamp 1967-3-17 235 Los Angeles East of Wilson Cove area. Comment
  CAS-BOT-BC299270  Deinandra fasciculata John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  SFV21469  Deinandra fasciculata L. Gross 2001-5-27 421 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
  UC897713  Deinandra fasciculata F. R. Fosberg 1931-5-21 S 4930 Los Angeles Parson's Landing Santa Catalina Island (grassy hillsides facing ocean) 20 Comment
  UC53977  Deinandra fasciculata H. P. Chandler 1902-9-9 2016 Los Angeles roadside near Bellona Lagoon Comment
  JEPS23355  Delphinium cardinale Frank W. Peirson 1918-6-28 49 Los Angeles foothills e Rubio Canyon (ne of Altadena); Angeles National Forest 609 Comment
  SEINET12099509  Delphinium cardinale J. F. Bright, Wyman, C. 1931-1 5479 Los Angeles near Pasadena Comment
  RSA0092456  Delphinium parishii R. G. Swinney 2011-6-23 15294 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200m south of Chilao Station. 1570 Comment
  POM346612  Delphinium patens subsp. hepaticoideum Barry Burnell 1971-4-26 325 Los Angeles San Dimas Canyon: 6.2 mi. from intersection of Foothill Road and San Dimas Canyon Road. San Dimas Canyon to Pacific Slope Drainage Area. 480 Comment
  RSA162759  Delphinium patens subsp. hepaticoideum J. D. Olmsted 1959-4-21 448 Los Angeles Evey Canyon, 1/2 mile up fire road from locked gate; NE of Claremont. 732 Comment
  UCR133620  Delphinium patens subsp. hepaticoideum I. W. Clokey, B. C. Templeton 1929-1 4433 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  SBBG125465  Delphinium patens subsp. patens A. Parikh, N. Gale 2010-6-18 3333 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.4 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1220 Comment
  RSA544559  Delphinium variegatum subsp. thornei Tim S. Ross, Kellogg 1992-4-11 6107 Los Angeles San Clemente Island: west fork of China Canyon; 157 SSE from 1583' BM, 425m distant 396 Comment
  LA45871  Dendromecon rigida Doris L. Dow; 1940-5-1 34 Los Angeles Elizabeth Lake C Comment
  LA91402  Dendromecon rigida Bruce Douglas Clayton; Greg Shaw 1972-3-16 2 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus 518 Comment
  SFV16171  Dendromecon rigida P. A. Krueger 1994-4-28 4 Los Angeles San Gabriel Mountains Mile marker 33 on Highway 2. 1150 Comment
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Oct 2 2015
  UCR270259  Dendromecon rigida R. G. Swinney 2011-7-7 15437 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
  POM199744  Dendromecon rigida subsp. rigida I. W. Clokey, Bonnie C. Templeton 1929-05 4488 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  SEINET3347420 Image available Deschampsia danthonioides David Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8027 Los Angeles Mojave Desert; Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, c. 150 m W of Hwy and just S of Ave E 701 Comment
  RSA65829  Descurainia incana subsp. viscosa F. W. Peirson 1921-6-19 2467 Los Angeles Crystal Lake, North Fork San Gabriel River 1676 Comment
  SD31163  Descurainia pinnata subsp. halictorum Edith A. Purer 1931-2-21 154 Los Angeles Palos Verdes Hills Comment
  RSA587822  Descurainia sophia Orlando Mistretta 1994-4-29 1111 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  UCD114779  Descurainia sophia Col. R. A. Blanchard 1931-5-2 2188 Los Angeles Lancaster. Comment
  SBBG13801  Desmazeria rigida M. A. Piehl 1962-10-3 62501 Los Angeles Echo Lake Comment
  RSA433535  Dicentra chrysantha Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon Comment
  UC120102  Dicentra ochroleuca unknown 1892-3 Los Angeles Santa Monica Ranch Comment
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Dec 24 2007
  CAS-BOT-BC209178  Dichanthelium acuminatum subsp. acuminatum H. E. Hasse 1901-7-1 s.n. Los Angeles Cienega, below head of west fork San Gabriel Canyon Comment
  UC200716  Dichelostemma capitatum Katharine Brandegee Los Angeles Santa Catalina Island Comment
  SEINET12044717  Dichelostemma capitatum J. A. Ewan 1932-1 7023 Los Angeles Faculty Hill, University of California campus Comment
  UCSB24422  Dichelostemma capitatum Geiger, R. 1966-4-6 Los Angeles 10 yards from the edge of the beach at Big Geiger Cove, the first cove east of Howland's Landing, Catalina Island 1 Comment
  RSA11772  Dichelostemma capitatum subsp. capitatum E. Lloyd 1933-3-11 s.n. Los Angeles Santa Monica Mtns., Temescal Canyon Comment
  RSA188175  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1966-4-4 35775 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove 30 Comment
  SBBG32096  Dichondra occidentalis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -180 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  POM17606  Dieteria canescens var. canescens P. A. Munz 1923-8-30 7664 Los Angeles San Gabriel Mountains, Swartout Valley. North of Big Pines. 2226 Comment
  RSA585081  Digitaria sanguinalis L. C. Wheeler 1931-8-6 s.n. Los Angeles 2 mi. NE La Verne 381 Comment
  CAS-BOT-BC150860  Diplacus X australis J. Ewan 1930-5-30 2240 Los Angeles Near summit of Cahuenga Peak, Santa Monica Mts. 556 Comment
  RSA0047423  Diplacus aurantiacus subsp. aurantiacus R. G. Swinney 2010-5-4 12505 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
  CAS-BOT-BC150848  Diplacus puniceus Carl B. Wolf 1932-5-9 3474 Los Angeles Santa Catalina Island. Pebbly Beach Canyon, about 1/2 way to Mexican Houses 60 Comment
  UCR108424  Distichlis spicata L. C. Wheeler 1970-9-5 s.n. Los Angeles Venice: 300 E Venice Blvd. at Alberto Ave. Comment
  RSA590424  Dodecatheon clevelandii subsp. insulare Tim S. Ross 1993-4-21 6841 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972ft) and Cactus Peak (1560ft); 500-1200 ft. NNE to NE of 'Quartz' (1252ft) 396 Comment
  RSA0040546  Dodecatheon redolens Orlando Mistretta 1990-8-8 s.n. Los Angeles Lily Spring 2454 Comment
  LA210060  Draba cuneifolia var. integrifolia A. M. Johnson; 1936-3-12 sn Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA675014  Dryopteris arguta LeRoy Gross 2003-2-22 741 Los Angeles South side; Along Brand Canyon (fire burned this area in Summer-fall of 2002). Above the falls area up the west fork drainage area of Brand Canyon. 479 Comment
  UCR259374  Dryopteris arguta R. G. Swinney 2010-8-26 13586 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  RSA657965  Dryopteris arguta Christopher Vellema 2001-2-4 111 Los Angeles City of Glendale. Dead Horse Canyon, one quarter mile from Greenbriar Street. 30 feet up the NW facing stream bank. 354 Comment
  SFV15993  Dryopteris arguta K. A. Wilson 1994-7-9 2454 Los Angeles Santa Monica Mountains Malibu Creek State Park. Southwest end of Century Lake. Comment
  UCSB8255  Dryopteris arguta Crum, Charles 1958-7-19 Los Angeles Topanga Canyon, near Los Angeles. Comment
  CAS-BOT-BC109688  Dudleya cymosa subsp. ovatifolia K. Nakai 1980-6-8 621 Los Angeles Santa Monica Mountains, Topanga Canyon, 3.15 km north of California Highway 1. 150 Comment
  RSA588090  Dudleya cymosa subsp. pumila Orlando Mistretta 1994-5-25 1260 Los Angeles Little Rock Creek, near confluence of Little Rock Creek and S Fork of Little Rock Creek. 1280 Comment
  RSA622841  Dudleya cymosa subsp. pumila L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport. 1402 Comment
  UCR98727  Dudleya cymosa subsp. pumila Steve Boyd, Lauren Raz 1997-4-30 9601 Los Angeles Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine 915 Comment
  JEPS49975  Dudleya densiflora Frank W. Peirson 1919-7-1 517 Los Angeles Fish Canyon San Gabriel Mtns 274 Comment
  UCR186775  Dudleya lanceolata A. C. Sanders 2006-5-16 32347 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  CAS-BOT-BC411386  Dudleya lanceolata Carl B. Wolf 1927-7-24 676 Los Angeles 1/2 mile E of Melrose 457 Comment
  RSA293870  Dudleya lanceolata Lyman Benson 1945-6-3 11832 Los Angeles Claremont. 351 Comment
  UC147264  Dudleya virens Blanche Trask 1904-6-1 Los Angeles San Clemente Island Comment
  CAS-BOT-BC109735  Dudleya virens subsp. hassei C. B. Wolf 1932-5-14 3628 Los Angeles Facing Pebbly Beach Santa Catalina Island. Comment
  CATA3545  Dudleya virens subsp. hassei Peter J. Dixon 2018-5-26 109 Los Angeles Santa Catalina Island: Channel side; West End of Island, Emerald Bay; from point between Emerald Bay and Howlands Landing, rocky bluffs near coast, n-facing. 5 Comment
  CAS-BOT-BC109754  Dudleya virens subsp. insularis C. B. Wolf 1932-5-12 3588 Los Angeles Santa Catalina Island. 0.75 mile from Little Harbor, in gorge parallel to Isthmus Road. 30 Comment
  UCR210441  Dysphania ambrosioides R. G. Swinney 2008-11-30 9882 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  UCD98803  Dysphania multifida Elizabeth McClintock 1943-5-29 s.n. Los Angeles Westwood Blvd., U.C.L.A. Campus. Comment
  SEINET3929120  Ehrharta calycina Valerie Soza, Leroy Gross 1999-5-11 466 Los Angeles San Gabriel Mountains. San Dimas Experimental Forest, southwest of Johnstone Peak, east side of junction of Sycamore Flat Motorway and Bluebird Motorway.; 0 869 Comment
  UCR270025  Ehrharta calycina R. G. Swinney 2011-3-22 14177 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  UCR50758  Ehrharta calycina A. C. Sanders 1988-5-18 7849 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA0115818  Ehrharta erecta Steven A. Junak 1999-7-17 SCa- 1071 Los Angeles Santa Catalina Island. At Middle Ranch, Janet Takara's house, N side of house. 213 Comment
  RSA729330  Eleocharis parishii R. G. Swinney 1999-6-30 7472 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. Riparian zone with Alnus rhombifolia, surrounded by pinyon-juniper woodland. 1561 Comment
  UC1595423  Eleocharis parishii Tim Ross 1992-7-10 6667 Los Angeles between Coldwater and Wickiup Canyons Big Tujunga Creek (stream margin); San Gabriel Mountains 967 Comment
  UCR204748  Eleocharis rostellata R. G. Swinney 2005-8-9 8422 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
Read comments
May 10 2012
  UCR277014  Elymus R. G. Swinney 2010-9-30 13926 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  SBBG119037  Elymus elymoides G. D. Wallace 1982-4-26 1948 Los Angeles Ft Tejon Rd Comment
  POM359919  Elymus elymoides subsp. elymoides Gary D. Wallace 1979-5-26 1850 Los Angeles San Gabriel Mountains: along Angeles Forest Highway just west of Clear Creek Ranger Station Comment
  RSA597388  Elymus elymoides subsp. elymoides Timothy S. Ross, Steve Boyd 1990-6-18 3506 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  UCD61336  Elymus elymoides subsp. elymoides Louis C. Wheeler 1973-4-21 s. n. Los Angeles Foothills of San Gabriel Mountains. 2 miles northeast Vincent. 990 Comment
  CDA31713  Elymus elymoides subsp. elymoides R. P. Allen 1959-4-27 Los Angeles Ave 150 & A-8. 0 Comment
  UCR125958  Elymus glaucus A. C. Sanders, Mark Elvin 2002-6-19 25151 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCR192868  Elymus glaucus R. G. Swinney 1998-7-6 6294 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.9 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  CAS-BOT-BC206764  Elymus glaucus subsp. glaucus I. M. Johnston 1917-5-6 1017 Los Angeles Mouth of San Antonio Canyon, San Antonio Mountains 609 Comment
  UC167332  Elymus glaucus subsp. jepsonii Geo. B. Grant Jun 15 1906-Jun 18 1906 Los Angeles Mt. Wilson San Gabriel Mts. (summit) 1828 Comment
  SEINET4674720  Elymus hispidus Tim Ross, Walter Appleby 1993-5-19 7172 Los Angeles Western San Gabriel Mtns: ca 120 m ESE of Wilson Canyon Saddle along old Forest Service loop road; San Fernando 7.5' USGS quad.; 0 960 Comment
  CAS-BOT-BC204363  Elymus trachycaulus subsp. trachycaulus I. M. Johnston 1917-7-28 1512 Los Angeles San Antonio Mountains. N. Fk. San Antonio Canon [Canyon] 2438 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
  OBI70934  Emmenanthe penduliflora Steve Boyd, Lauren Raz 1997-3-25 9309 Los Angeles Liebre Mts region: upper end of broad alluvial valley at head of Cienaga Cyn, S base of Liebre mtn, at end of dirt rd leading 1 km NE of Knapp Ranch. T7N R17W E1/2 SW 1/4 sec 14 1280 Comment
  POM3679  Emmenanthe penduliflora P. A. Munz 1918-5-26 2275 Los Angeles Claremont. Near mouth of Live Oak Canyon. Comment
  RSA596832  Emmenanthe penduliflora Tim S. Ross, J. Mark Porter 1995-5-4 8468 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR48582  Emmenanthe penduliflora Steve Morgan 1974-5-2 99 Los Angeles Western Transverse Range; Santa Monica Mtns., Entrance to Tapia Park off Las Virgines Road 198 Comment
  UCR281421  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2014-5-8 16440 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  CAS-BOT-BC131155  Encelia actoni Ralph Hoffmann 1931-10-1 s.n. Los Angeles Mint Canyon Comment
  RSA681857  Encelia actoni Scott D. White, Michael Honer 2003-6-18 9562 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
  SD21271  Encelia californica Norman E. Bilderback 1938-4-17 Los Angeles Avalon, Catalina. Comment
  SFV3869  Encelia californica K. A. Wilson 1961-2-18 849 Los Angeles Santa Monica Mountains Calabasas. Mulholland Highway. Comment
  SD215400  Encelia farinosa var. farinosa Steve Boyd, Lauren Raz 1997-3-4 9155 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca. 0.8 mile north of Sierra Highway along Crown Valley Road. 988 Comment
  UCR177454  Endolepis covillei LeRoy Gross 2005-5-19 2309 Los Angeles Western Mojave Desert, S of Ave A (Kern Count boundary) east of the #14 freeway. south of the city of Rosamond. Between 20th Street W and Sierra Highway. Started at Ave A 728 Comment
  SEINET7047913  Ephedra nevadensis Steven R. Hill, Kate Kramer 2001-4-22 33362 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
  UCR231081  Epilobium brachycarpum Dan S. Cooper 2011-9-23 s.n. Los Angeles South Coast, Playa Vista near Loyola Marymount Univ., at base of Westchester Bluffs 11 Comment
  CATA3510  Epilobium canum Julia Parish 2017-12-14 043 Los Angeles Santa Catalina Island: Pacific side; China Point watershed 145 Comment
  CAS-BOT-BC166275  Epilobium canum subsp. canum Geo. B. Grant 1902-8-1 1394 Los Angeles Catalina Isl. Comment
  RSA588398  Epilobium canum subsp. canum Samuel R. Tyson 1942-11-27 s.n. Los Angeles San Dimas Experimental Forest. West Fork of San Dimas Canyon. Comment
  RSA588439  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1911-09 s.n. Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  RSA72334  Epilobium canum subsp. canum F. W. Peirson 1907-7-1 755 Los Angeles Catalina Island. Comment
  UC20673  Epilobium canum subsp. canum J. H. Barber 1897-7-2 236 Los Angeles Bear Canyon Comment
  RSA532828  Epilobium canum subsp. latifolium Tim S. Ross 1991-8-14 5787 Los Angeles San Gabriel Mts.: Pacifico Mtn Rd, .30 mile E of Lower Pacifico Campground Rd. 1934 Comment
  RSA0091149  Epilobium ciliatum R. G. Swinney 2011-6-29 15345 Los Angeles Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  RSA578530  Epilobium ciliatum subsp. ciliatum Tim S. Ross, Steve D. Boyd 1994-6-22 8010 Los Angeles Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  JEPS64375  Epipactis gigantea Frank W. Peirson 1918-7-8 13 Los Angeles San Antonio Canyon San Gabriel Mountains 1828 Comment
  RSA381708  Epipactis gigantea George Henry Grinnell 1929-5-20 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  CHSC95538  Equisetum hyemale subsp. affine LeRoy Gross; Wayne Law 2000-8-8 245 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  CAS-BOT-BC57319  Equisetum laevigatum Le Roy Abrams 1901-4-8 1444 Los Angeles Los Angles River, near Tropico Comment
  UC57326  Equisetum laevigatum Ernest Braunton 1902-5-10 290 Los Angeles Rivera Comment
  LA5507  Equisetum telmateia subsp. braunii O. A. Plunkett; 1926-5-20 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park, Swampy banks along Los Angeles River. Comment
  RSA155829  Equisetum telmateia var. braunii Peter H. Raven 1962-5-22 17845 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  RSA639607  Equisetum telmateia var. braunii L. C. Wheeler 1933-5-5 1686 Los Angeles Fish Canyon W fork below falls, San Gabriel Mts 396 Comment
  RSA640876  Eragrostis cilianensis L. C. Wheeler 1967-8-8 10374 Los Angeles Loomis Ranch, Alder Creek 1311 Comment
  POM352260  Eragrostis mexicana subsp. mexicana Geo. L. Moxley 1919-3-29 683 Los Angeles 39th Street near Compton Ave Comment
  RSA0107971  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1737 Comment
  RSA0104854  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains; Devil's Canyon 1433 Comment
  UCR56321  Eriastrum densifolium subsp. densifolium S. J. Myers, Ed LaRue 1989-3-17 s.n. Los Angeles West Mojave Desert, Palmdale area, Elizabeth Lake Road to California Aqueduct. San Andreas Rift Zone bisects the site 884 Comment
  UC23877 Image available Eriastrum sapphirinum H. M. Hall 1895-8-14 237 Los Angeles desert side San Antonio Mountains 2133 Comment
  SD41975  Eriastrum sapphirinum subsp. brevibracteatum Darley F. Howe 1947-5-5 1540 Los Angeles Between Palmdale and Littlerock. Comment
  UCR277868  Eriastrum sapphirinum subsp. dasyanthum Sarah J. De Groot, L. L. Worlow 2005-5-26 5013 Los Angeles San Gabriel Mountains bajada, Claremont: vacant lot on northwest corner of Foothill Blvd and Monte Vista Avenue 398 Comment
  UCR99525  Ericameria cooperi Steve Boyd, L. Raz 1997-3-26 9365 Los Angeles San Gabriel Mtns., Liebre Mountains region, northern base of Portal Ridge at mouth of Myrick Canyon, S edge of the Antelope Valley, south of Fairmont Reservoir. 1000 Comment
  RSA646285  Ericameria cooperi var. cooperi Orlando Mistretta 1995-3-14 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Emma Section. 1158 Comment
  RSA584328  Ericameria cuneata var. spathulata Timothy S. Ross, Steve Boyd 1991-3-23 4257 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs. 926 Comment
  CAS-BOT-BC291299  Ericameria ericoides Henry J. Thompson 1958-10-23 1819 Los Angeles Point Dume 30 Comment
  JEPS36105  Ericameria linearifolia Ernest C. Twisselmann 1964-6-10 9618 Los Angeles fork at head Castaic Valley 1310 Comment
  OBI56577  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-3-25 9257 Los Angeles Liebre Mtns region: Extrem NW corner of the range in Peace Valley, small side cyn just E of I-5 off Copco Rd. 951 Comment
  POM359392  Ericameria linearifolia Anstruther Davidson 1906-6-1 2001 Los Angeles Big Rock Creek. Comment
  RSA597568  Ericameria linearifolia Timothy S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3760 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA606011  Ericameria linearifolia L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  UCR213967  Ericameria linearifolia Dave Silverman, Cindy Hopkins 2007-4-24 6738 Los Angeles Tejon Ranch, 800 m E of National Cement plant, 1.9 km NW of Oso Pump Plant-CA Aqueduct, and 135 m S of the county line 991 Comment
  UCR281673  Ericameria linearifolia R. G. Swinney 2014-4-10 16056 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  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
  UCR281640  Ericameria nauseosa subsp. consimilis R. G. Swinney 2014-5-8 16474 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  SBBG140  Ericameria nauseosa var. mohavensis R. Hoffmann 1927-9-21 Los Angeles Bailey's Ranch, Ridge Route (US Hwy 99) Comment
  JEPS30523  Ericameria palmeri var. pachylepis Peter H. Raven and Henry J. Thompson 1959-10-18 14687 Los Angeles Potrero Road 6.1 mi e of junction with Lewis Road; Santa Monica Mountains 152 Comment
  RSA0022625  Ericameria palmeri var. pachylepis D. Propst 1990-10-9 s.n. Los Angeles Santa Catalina Island. West end of island. Comment
  SFV17943  Ericameria pinifolia J. N. Hogue, J. D. Dilley 1998-8-7 124 .3 Los Angeles San Gabriel Mountains Cedar Creek. South of Crystal Lake along Highway 39. 1580 Comment
  UC1118805  Ericameria pinifolia P. L. Johannsen 1934-2-15 285 Los Angeles 1 mi nw San Fernando Pass; S. Susana Quad. 441 Comment
  UCR212808  Ericameria pinifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1851 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  RSA774606  Erigeron foliosus R. G. Swinney 2009-7-29 11413 Los Angeles Pacifico Mountain summit 2134 Comment
  CAS-BOT-BC296170  Erigeron foliosus var. foliosus J. Grinnell 1903-6-27 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  CDA4921  Erigeron foliosus var. foliosus W. Hill 1957-5-2 Los Angeles Mt. San Antonio College, Walnut. 0 Comment
  POM34393  Erigeron foliosus var. stenophyllus Marcus E. Jones 1882-04 s.n. Los Angeles Los Angeles Comment
  UCR119286  Eriodictyon crassifolium A. C. Sanders, D. Malueg 1998-6-22 22049 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  CAS-BOT-BC189114  Eriodictyon crassifolium var. crassifolium LeRoy Abrams 1902-7-1 2627 Los Angeles Little Santa Anita Canon [Canyon] Comment
  SD112014  Eriodictyon traskiae Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; on the east side of Black Jack Mountain. Comment
  SD72763  Eriodictyon traskiae F. R. Fosberg 1931-5-6 S 4790 Los Angeles Santa Catalina Island; just below junction of two main forks, Cape Canyon, near head. 249 Comment
  RSA508651  Eriodictyon trichocalyx Gordon Pilone 1962-6-24 500 Los Angeles 1 mile W of Topanga Canyon Road on [Robinson?] Road 305 Comment
  RSA0091531  Eriodictyon trichocalyx subsp. trichocalyx R. G. Swinney 2011-6-14 15127 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  POM184770  Eriodictyon trichocalyx var. trichocalyx P. A. Munz 1932-5-17 12643 Los Angeles 1 mile north of Claremont. 396 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
  RSA455082  Eriodictyon trichocalyx var. trichocalyx Mildred E. Mathias 1931-6-23 S 5103 Los Angeles San Antonio Falls, Mt. San Antonio Comment
  RSA766432  Eriogonum angulosum Fay A. MacFadden 1929-11-2 87 Los Angeles Near Palmdale. 823 Comment
  RSA0034246  Eriogonum brachyanthum Bonnie C. Templeton 1971-6-16 11618 Los Angeles About 7 mi. NE of Palmdale. 815 Comment
  RSA226036  Eriogonum brachyanthum Robert F. Thorne, C. W. Tilforth 1971-6-29 40661 Los Angeles San Gabriel Mountains, Angeles National Forest: Lttle Rock Creek, just below Little Rock Forestry station, 1/2 mi. below Little Rock Dam 945 Comment
  UCSC011218  Eriogonum brachyanthum Adam Searcy 2015-7-10 78 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  POM220265  Eriogonum cinereum F. M. Reed 1929-7-18 6542 Los Angeles Malibu Coast highway. Comment
  RSA393133  Eriogonum cinereum C. M. Dammers 1933-10-28 s.n. Los Angeles Point Firman. Comment
Read comments
May 27 2013
  RSA677793  Eriogonum cithariforme var. agninum Michael Denslow, V. Soza 2002-7-10 695 Los Angeles North side of mountains. Road side; off Big Rock Creek road on the road to south fork campground. 1372 Comment
  UCR280745  Eriogonum davidsonii R. G. Swinney 2014-4-23 16164 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  UCR118195  Eriogonum elongatum A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23262 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- near Mission Point, above Aliso Cyn 823 Comment
  CAS-BOT-BC249762  Eriogonum elongatum var. elongatum J. Ewan 1931-10-24 5274 Los Angeles 1/2 mi. below Seminole Hot Springs, Santa Monica Mts. 396 Comment
  CAS-BOT-BC249780  Eriogonum elongatum var. elongatum Carl B. Wolf 1932-10-19 4352 Los Angeles South base of Ridge Route, 1.5 miles North of Castaic 548 Comment
  RSA393297  Eriogonum elongatum var. elongatum L. E. Hoffman 1931-9-25 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest: Dark Canyon. Comment
  RSA629051  Eriogonum elongatum var. elongatum Valerie L. Soza, Laura Moore 1999-6-30 603 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  RSA609051  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1930-10-20 s.n. Los Angeles 2 mi. NE La Verne. 377 Comment
  RSA766100  Eriogonum fasciculatum var. polifolium Joseph A. Ewan 1936-7-29 9870 Los Angeles Table Mt (so. end of summit). San Gabriel Mts. 2195 Comment
  UC150055  Eriogonum fasciculatum var. polifolium LeRoy Abrams 1902-6-30 2608 Los Angeles Mt. Wilson San Gabriel mountains, Mt. Wilson Comment
  SD129226  Eriogonum giganteum Andy C. Sanders 1988-5-18 7850 Los Angeles El Segundo Dunes, immediately W of L.A. Int. Airport and E of Vista Del Mar Blvd. Comment
  CAS-BOT-BC250298  Eriogonum giganteum var. giganteum Brandegee 1890-5-1 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC253472  Eriogonum gracile Geo. B. Grant 1904-9-15 6422 Los Angeles Pasadena Comment
  SBBG62089  Eriogonum gracile R. Hoffmann 1928-7-9 Los Angeles 5 mi S of Elizabeth Lake Comment
  CAS-BOT-BC261094  Eriogonum gracillimum James L. Reveal 1976-5-23 4446 Los Angeles Along 10th West between G and H streets in Lancaster Comment
  UC1413433  Eriogonum grande var. grande James L. Reveal, Caroline G. Reveal 1974-8-6 3764 Los Angeles slopes above n edge of Avalon Bay (Descanso Beach; n of Avalon); Santa Catalina Island, Descanso Beach 4 Comment
  UCD170253  Eriogonum heermannii R. G. Swinney 2008-8-14 9438 Los Angeles San Gabriel Mtns., confluence of Big Rock Creek and Fenner Canyon. 1640 Comment
  UCR101301  Eriogonum hirtiflorum L. C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest, Devil's Canyon 1433 Comment
  RSA252946  Eriogonum maculatum Robert F. Thorne, Gary D. Wallace 1973-4-24 43416 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  RSA0128050  Eriogonum microtheca var. corymbosoides David E. Bramlet 1998-9-23 2713 Los Angeles Stations: BUTR-1, BUTR-2 (10m x 10m plot). Along the Burkhart trail (FS Trail 10W02), approximately 250 ft. north of the intersection of the Pacific Crest trail (Rattlesnake Canyon). 1756 Comment
  UCR20170  Eriogonum microthecum var. corymbosoides T. P. Krantz 1979-9-14 s.n. Los Angeles San Gabriel Mtns., Immediately north of Big Pines Station on the road to Table Mountain Comment
  UCSB23030  Eriogonum mohavense Harger, B. 1967-5-26 Los Angeles Next to the Sierra Highway; 2.1 miles south of Lancaster; in the Antelope Valley 792 Comment
  RSA65909  Eriogonum nidularium F. W. Peirson 1930-5-31 8914 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. Comment
  SD186299  Eriogonum ordii A. C. Sanders, T. B. 2005-4-26 29730 Los Angeles Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon Road 609 Comment
  UCR182849  Eriogonum parishii R. G. Swinney 1997-8-6 5761 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  LA52285  Eriogonum parvifolium Louis Wheeler; 1933-9-2 2093 Los Angeles Santa Monica Mountains, Pacific Palisades, Santa Monica, Pacific Palisades 45 Comment
  SBBG65204  Eriogonum plumatella R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  SFV1018  Eriogonum pusillum K. A. Wilson 1961-4-29 1170 Los Angeles Mojave Desert 1 mile northwest of Valyermo. 1085 Comment
  SBBG64256  Eriogonum roseum R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  CAS-BOT-BC267756  Eriogonum roseum A. D. E. Elmer 1902-6-1 3725 Los Angeles Acton Comment
  RSA781191  Eriogonum roseum D. Silverman, Cindy Hopkins 2007-4-26 3205 Los Angeles Tejon Ranch, 620 m west of California Aqueduct, 1.3 km south of Kern County line, and 3.6 km NNE of Quail Lake 977 Comment
  POM2223  Eriogonum saxatile L. R. Abrams 1901-07 1901 Los Angeles Wilson's Peak. 1768 Comment
  CAS-BOT-BC262857  Eriogonum thurberi I. Johnston 1917-5-13 978 Los Angeles San Gabriel Wash 152 Comment
  POM48840  Eriogonum thurberi Stephen Grout, Stephen Grout 1902-05 s.n. Los Angeles Downey. Comment
  RSA602806  Eriogonum umbellatum var. minus Louis C. Wheeler 1967-9-13 10745 Los Angeles San Gabriel Mountains: West Baldy. 3018 Comment
  UCD101452  Eriogonum umbellatum var. minus Louis C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains, summit of Mt. Hawkins. 2697 Comment
  UC61704  Eriogonum umbellatum var. subaridum Geo. R. Hall Sept. 1904 Los Angeles Swartout Canyon San Antonio Mts., Swartout Canyon 2133 Comment
  UCR276758  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2011-10-13 15790 Los Angeles San Gabriel Mountains, Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  RSA0114218  Eriogonum wrightii subsp. trachygonum D. Silverman, Cindy Hopkins 2007-4-26 6759 Los Angeles Tejon Ranch, 375 miles west of California aqueduct, 2.4 km south of Kern County line and 2.9 km northeast of Quail Lake. 1030 Comment
  CAS-BOT-BC264993  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  RSA250520  Eriogonum wrightii var. subscaposum Robert F. Thorne, John Dourley 1967-10-10 37329 Los Angeles San Gabriel Mountains, Angeles National Forest: just E of Jackson Lake. 1867 Comment
  SD1306  Eriogonum wrightii var. subscaposum Ruth B. Randall 1931-7-19 Los Angeles Swartout, San Bernardino Mts. 1951 Comment
  POM357931  Eriophyllum confertiflorum Norman C. Cooper 1948-5-13 2765 Los Angeles Pomona. 244 Comment
  POM4920  Eriophyllum confertiflorum M. Hitchcock 1918-7-3 36 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  RSA651125  Eriophyllum confertiflorum R. A. Havens 1948-5-6 s.n. Los Angeles on hillside east of Cal Poly. 3 1/2 miles Southwest of San Dimas. 259 Comment
  RSA777528  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10824 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  UCR155347  Eriophyllum confertiflorum A. C. Sanders 2005-5-5 29876 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  SEINET11839690  Eriophyllum confertiflorum L. M. Mayer, Mayer, I. J. 1974-1 143 Los Angeles 0.5 mi W of Tapia Park-Malibu Canyon/Las Virgenes Rds Comment
  RSA549161  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Peter W. Fritsch 1990-6-20 3657 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  CAS-BOT-BC308356  Eriophyllum nevinii Reid Moran 1941-4-27 833 Los Angeles Near east landing, Santa Barbara Island 10 Comment
  CAS-BOT-BC308366  Eriophyllum nevinii unspecified 1902-8-6 5031 Los Angeles Avalon, Santa Catalina Isl. Comment
  RSA518059  Eriophyllum pringlei Steve Boyd, Orlando Mistretta 1986-3-31 1537 b Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UCSB6532  Eriophyllum pringlei Kamb, Peter 1948-5-6 Los Angeles San Gabriel Mts. above Little Rock 975 Comment
  RSA727610  Eriophyllum wallacei John Green 2006-3-15 s.n. Los Angeles Mojave Desert: between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening. 963 Comment
  RSA600554  Erodium botrys Louis C. Wheeler 1959-5-26 7534 Los Angeles San Gabriel Mountains: Confluence of Arroyo Seco and Prieto Canyon. Comment
  SD252347  Erodium botrys Steven A. Junak 2000-6-30 Sca 1354 Los Angeles Santa Catalina Island: Above Airport Road, across from Wrigley Reservoir, at turnoff for East Summit Vista area. 427 Comment
  RSA631088  Erodium botrys Louis C. Wheeler 1947-4-13 6467 Los Angeles Rio Hondo: 1/4 mile upstream from Rosemead Boulevard near El Monte. Comment
  RSA756890  Erodium botrys Orlando Mistretta, Christine Mistretta 2008-4-8 2392 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road. (Segment 5, structure 32 per TRTP survey-2008) 965 Comment
  RSA0060764  Erodium cicutarium LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6827 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SFV18428  Erodium cicutarium C. Ferguson 1971-5-5 s.n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  UCR179701  Erodium cicutarium R. G. Swinney, Dave Larson 1996-7-17 5130 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR91360  Erodium moschatum Scott D. White 1995-3-15 2560 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  RSA652319  Erodium moschatum Jim Kishi 1948-2-23 s.n. Los Angeles Location: 1272 Glendora Ave., W. Covina. Comment
  POM384  Eschscholzia caespitosa subsp. caespitosa Amos Shummway 1908-05 s.n. Los Angeles Near Pasadena. Comment
  CAS-BOT-BC227695  Eschscholzia californica Steven R. Hill; Kate Kramer 2001-4-22 33334 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. North side of..., 804 Comment
  LA200732  Eschscholzia californica A. H. Lange; 1951-4-27 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA433659  Eschscholzia californica subsp. californica M. Bisbee 1917-5-26 s.n. Los Angeles Eagle Rock. Comment
  CAS-BOT-BC83102  Eschscholzia minutiflora John Thomas Howell 1930-5-12 4885 Los Angeles Mojave Desert. 3 miles south of Palmdale. Comment
  CAS-BOT-BC5934  Eschscholzia picta Samuel Bonsal Parish 1887-6-1 1952 Los Angeles San Francisquito Canyon, Los Angeles Co. Comment
  CDA20780  Eucalyptus sideroxylon M. O'Brien 2006-10-8 s.n. Los Angeles South of Mulholland Hwy.; the road from Stunt Rd. to the water tank, along the Backbone Trail. Comment
  SBBG44678  Eucrypta chrysanthemifolia W. A. Wright 1931-2-19 Los Angeles back of school, Toyon and Bannings Cyn area Comment
  RSA536087  Eucrypta chrysanthemifolia Tim S. Ross 1991-5-21 5417 Los Angeles San Clemente Island: upper reaches of Box Canyon, SW side of the island. 351 Comment
  RSA608531  Eucrypta chrysanthemifolia Louis C. Wheeler 1930-4-26 24 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  CATA3109  Eucrypta chrysanthemifolia var. chrysanthemifolia Amy Catalano 2016-5-18 113 Los Angeles Santa Catalina Island: Stage Road, 0.4 miles up road from Hogsback Gate, on west side of road 212 Comment
  UC1870334  Eulobus californicus LeRoy Gross, Laura Moore 2000-6-5 201 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. Elev. 900 Feet. Comment
  CDA19812  Eulobus californicus Adams 2002-3-26 PDR 067846 Los Angeles Southern California; Hwy 210 in Pacoima. 0 Comment
  RSA0071934  Euphorbia albomarginata LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7009 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
  UCR131445  Euphorbia albomarginata Alison Lipman 1998-7-1 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA747753  Euphorbia dendroides Scott D. White, Justin M. Wood, C. Huntley, J. Miner 2009-5-12 12685 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  RSA603315  Euphorbia peplus Scott D. White 1997-5-21 5198 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  UCR172289  Euphorbia serpillifolia Anuja Parikh, Nathan Gale 2005-7-11 2134 Los Angeles Santa Clara River Valley, Newhall Ranch, N of the Santa Clara River, near Del Valle and the mouth of Chiquito Canyon, study area 29 274 Comment
  RSA433508B  Euphorbia spathulata M. B. Dunkle 1929-4-7 2109 Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  SBBG108974  Euphorbia spathulata S. A. Junak 1997-3-13 SCl 767 Los Angeles just E of the head of Mosquito Cyn, ca. 0.45 mi SE of Triangulation Pt "Rest" 365 Comment
  SBBG31201  Festuca arundinacea R. F. Thorne 1966-6-1 36488 Los Angeles former lawn of razed St. Catherine's Hotel N of Avalon 4 Comment
  SEINET13276702 Image available Festuca myuros R. G. Swinney 2011-1 14758 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned "Milley's Apple Orchard" (Chilao Flat 7.5' Q.) (T3N R12W S35) 911 Comment
  CAS-BOT-BC500451  Ficus microcarpa R. E. Riefner, Jr. 2015-8-23 15 -346 Los Angeles City of Los Angeles, Universal City, W side of Barham Blvd., immediately S of DeWitt Dr. 238 Comment
  RSA0116284  Ficus microcarpa R. E. Riefner Jr. 2015-8-2 15 -214 Los Angeles City of Alhambra, N side of 110 Freeway on E side of Garfield St. 129 Comment
  SJSU2257  Ficus religiosa C. W. Sharsmith 1942-9-9 4506 Los Angeles private estate opposite (E side) Beverly Hills Hotel, Beverly Hills Comment
  LA99308  Filago californica R. L. Armacost; 1968-5-7 2373 Los Angeles Santa Monica Mountains, Tapia Park, above park 152 Comment
  RSA0020289  Filago californica Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5103 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
  RSA583053  Filago californica Timothy S. Ross, Janet Takara, S. Otte 1993-4-25 6968 Los Angeles Santa Catalina Island: head of S fork Descanso canyon. 177 Comment
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Jun 4 2009
  RSA616311  Filago californica Scott D. White, Pam De Vries 1998-4-20 6308 Los Angeles Liebre Mts., Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA573559  Filago gallica Timothy S. Ross 1992-6-15 6585 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) knoll at the head of the S fork of Sycamore Canyon. 372 Comment
  RSA0080743  Foeniculum vulgare R. G. Swinney 2010-8-11 13514 Los Angeles Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  RSA0115821  Foeniculum vulgare Steven A. Junak 1999-9-9 SCa- 1076 Los Angeles Santa Catalina Island. Top of Black Jack Peak, at microwave installation. 610 Comment
  CHSC98406  Forestiera pubescens LeRoy Gross 2001-3-25 360 a Los Angeles Los Angeles Basin: Verdugo Mountains Region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Verdugo Mountains, just east of Sunland exit off ramp, you can get on this fire road from the west at Topley Lane and Newhome Ave off of Foothill Blvd. in the city of Sunland. North northeast facing slope just below fire road next to an aluminum culvert, appears to be spreading as is growing in thick areas of the chaparrral 20-30 feet below and 50-75 feet across this small draw and into a NW facing slope out of this draw. 548 Comment
  RSA730304  Forestiera pubescens R. G. Swinney 1999-6-18 7304 Los Angeles Big John Flat, SE end along canyon bottom of east of fork of Boulder Canyon. 1732 Comment
  CAS-BOT-BC52556  Frangula californica subsp. californica Timothy S. Ross; Steve Boyd 1995-6-28 8651 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad 737 Comment
  CAS-BOT-BC52560  Frangula californica subsp. californica C. H. M. 1907-10-14 s.n. Los Angeles Campo Comment
  RSA391389  Frankenia grandifolia F. R. Fosberg 1931-4-3 S 4471 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  UC141119  Frankenia salina Ernest Braunton June 1902 497 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  RSA660068  Frasera neglecta Orlando Mistretta 1992-5-25 405 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  CAS-BOT-BC223418  Fraxinus dipetala P. C. Everett; E. K. Balls 1959-6-29 23869 Los Angeles 2 mi. from Seminole Hot Springs, Santa Monica Mts. 487 Comment
  UCR270539  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2011-11-1 15949 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  UCR126744  Fraxinus velutina A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26231 Los Angeles Western San Gabriel Mtns., Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property 351 Comment
  RSA0077520  Fremontia californica G. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon. Comment
  POM12976  Fritillaria pinetorum Philip A. Munz 1922-5-30 5513 Los Angeles Head of Swartout Valley, San Antonio Mountains. 2195 Comment
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Dec 13 2011
  SEINET10961597  Funastrum hartwegii G. B. Grant Grant 972 Los Angeles Covina Comment
  SEINET7042262  Galium A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  RSA582280  Galium andrewsii Louis C. Wheeler 1967-5-9 9403 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  JEPS52807  Galium andrewsii subsp. intermedium Lauramay T. Dempster and G. L. Stebbins 1966-1-20 4171 Los Angeles just n junction between Mulholland Blvd. and Latigo Canyon Road (gentle n-facing slope); Santa Monica Mts. 518 Comment
  RSA719136  Galium angustifolium Naomi S. Fraga 2001-5-18 43 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  UC1539495  Galium angustifolium subsp. angustifolium F. R. Fosberg 1929-5-31 S 1114 Los Angeles Claremont Comment
  UC450857  Galium angustifolium subsp. angustifolium Fay A. Macfadden Mar. 1931 3077 Los Angeles Tuna Canyon Verdugo Hills Comment
  RSA646290  Galium angustifolium subsp. angustifolium Orlando Mistretta 1992-7-17 727 Los Angeles San Gabriel Mtns. Gold Canyon trail. Tujunga Ranger District. Comment
  SD138809  Galium angustifolium subsp. gabrielense Craig Reiser 1993-1-21 Los Angeles East of Monrovia and south of Santa Anita Creek Comment
  UCR194604  Galium angustifolium subsp. gabrielense R. G. Swinney 1998-8-13 6755 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
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May 8 2012
  RSA317210  Galium aparine Michael C. Long 1974-4-21 s.n. Los Angeles Devil's Punchbowl Co. Park, Holcomb Canyon. 1311 Comment
  RSA526558  Galium aparine Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4243 B Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SBBG20498  Galium aparine E. R. Blakley 1963-12-7 6344 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  UCR233747  Galium aparine 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
  UC1375345  Galium aparine Gary D. Cromwell and David W. Wheat 1971-5-14 623 Los Angeles 2 mi ne Glendora (se-facing slope w of canyon mouth, about 100 m from road); San Gabriel Mts., Angeles National Forest, Mystic Canyon 373 Comment
  UCD121696  Galium aparine Mark Hoefs; Doug Propst 1973-4-6 154 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 304 Comment
  RSA545184  Galium catalinense subsp. acrispum Tim S. Ross 1992-4-14 6163 Los Angeles San Clemente Island: Central E side of island, rutted channel that runs N from Nanny Canyon, 300m N from the mouth of NC. 69 Comment
  RSA678468  Galium catalinense subsp. acrispum Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 159 Los Angeles San Clemente Island. 3rd canyon south of Bryce Comment
  UC2029964  Galium grande V. Soza, Samantha Tessel 2001-6-18 1290 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. Comment
  UC2030053  Galium grande V. Soza, Samantha Tessel 2001-6-18 1282 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.3 mile from trailhead out of Chantry Flat area. Comment
  UCR159826  Galium grande Valerie Soza, Kent Hughes 1999-7-1 605 Los Angeles Transverse Ranges; San Gabriel Mtns, Van Tassel Ridge, off Van Tassel Ridge Road, Mt Bliss vicinity 1037 Comment
  RSA762164  Galium grande Orlando Mistretta, Christine Mistretta 2008-5-20 3170 Los Angeles Southern California Edison transmission line corridor (Segment 6, Impact Area 14 per TRTP Survey 2008), Fish Canyon drainage; Van Tassel Motorway just S of Jct. with Monrovia Cyn Truck Trail. 986 Comment
  POM155738  Galium nuttallii subsp. insulare M. B. Dunkle 1928-4-10 1936 Los Angeles Santa Catalina Island. Johnson's Canyon in Ironwood grove. 396 Comment
  LA50669  Galium nuttallii subsp. nuttallii Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC76075  Galium porrigens J. Q. Adams 1905-1 18 Los Angeles Soldier's Home Comment
  UC28221  Galium porrigens J. H. Barber 1897-3-28 114 Los Angeles Santa Monica Exp. Station Comment
  SEINET12285750  Galium stellatum J. F. Bright, Wyman, C. 1931-1 5584 Los Angeles back of Manhattan Beach Comment
  RSA507516  Gamochaeta pensylvanica L. C. Wheeler 1967-7-30 s.n. Los Angeles San Gabriel Mountains. Trail Canyon ca. 1/2 way between Tom Lucas campground and BM 3434. 1005 Comment
  RSA729575  Gamochaeta pensylvanica R. G. Swinney, D. W. Larson 1999-5-15 7164 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  RSA582970  Gamochaeta ustulata Timothy S. Ross, Janet Takara 1993-4-23 6943 Los Angeles Santa Catalina Island: upper E side of Cottonwood Canyon drainage, 1035m WNW of Black jack Mtn summit 436 Comment
  RSA392384  Garrya flavescens W. P. Burger 1979-5-18 105 Los Angeles Road to Mt, Wilson Observatory. 1 mile from the top. 1372 Comment
  LA40306  Garrya veatchii Louis C. Wheeler; 1931-12-30 424 Los Angeles San Antonio Wash 670 Comment
  POM11187  Garrya veatchii I. M. Johnston 1917-7-28 1578 Los Angeles San Antonio Ca - on 1753 Comment
  POM225123  Gaura sinuata Garrettson 1936-6-10 s.n. Los Angeles Beet field, east of Puente. Comment
  RSA773998  Gayophytum R. G. Swinney 2009-7-22 11308 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UCR210129  Gayophytum R. G. Swinney 2008-7-24 9347 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA660161  Gayophytum diffusum subsp. parviflorum Orlando Mistretta 1992-5-25 422 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  UCR50064  Gayophytum diffusum subsp. parviflorum David Charlton 1986-6-15 226 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
  POM17569  Gayophytum oligospermum P. A. Munz 1923-8-30 7658 Los Angeles Swartout Valley. N of Big Pines. 2287 Comment
  SEINET3150062  Gayophytum ramosissimum G. B. Grant 492 Los Angeles Mt. Wilson Comment
  LA201967  Genista monspessulana Arthur C. Gibson; 2004-3-17 5018 Los Angeles Comment
  LA202746  Geranium Arthur C. Gibson; 2003-3-29 5021 Los Angeles Santa Monica Mountains, Santa Ynez Canyon, Pacific Palisades, along service road through canyon next to stream crossing 182 Comment
  RSA0034454  Geranium californicum Bonnie C. Templeton 1932-7-20 5018 Los Angeles Big Pines Park, San Gabriel Mts. 2088 Comment
  UC311255  Gilia achilleifolia subsp. achilleifolia Philip A. Munz 1926-4-4 10017 Los Angeles 2 mi n Saugus; n of Saugus Comment
  RSA585364  Gilia aliquanta subsp. aliquanta T. S. Ross 1991-4-27 4707 -b Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  CATA1553  Gilia angelensis Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2810 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  POM3441  Gilia angelensis C. F. Baker 1904-4-22 4184 Los Angeles Monrovia. Comment
  RSA470097  Gilia angelensis T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA674824  Gilia angelensis Scott D. White, Sandy Leatherman, D. E. Bramlet, A. O'Neal, W. Sangkatavat 2001-4-24 8408 Los Angeles Southwestern Liebre Mountains: Grasshopper Canyon area near Castaic lake. 518 Comment
  RSA708576  Gilia angelensis Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1162 Los Angeles Ridgetop above McDonald Creek. 457 Comment
  SD114205  Gilia angelensis Darley F. Howe 1953-5-2 2275 Los Angeles Wain Canyon, Santa Catalina Island. Comment
  RSA0041775  Gilia angelensis Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2810 Los Angeles Santa Catalina Island: HIllside above upper Cape Canyon. 359 Comment
  RSA155878  Gilia angelensis P. H. Raven 1962-5-1 17521 Los Angeles Just south of Agoura 259 Comment
  UCD117601  Gilia angelensis Robert F. Thorne; P. Everett 1965-5-11 34574 Los Angeles N side of N beach of Little Harbor, Santa Catalina Island. 15 Comment
  SBBG122091  Gilia brecciarum subsp. brecciarum A. Parikh, N. Gale 2003-5-10 730 Los Angeles Bald Mtn, 1 km SE of summit, 0.2 km SW of Old Ridge Rd 1185 Comment
  UCR125398  Gilia capitata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25710 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  LA200746  Gilia capitata subsp. abrotanifolia J. Sauer; M. Gardner 1983-5-15 6253 Los Angeles Comment
  RSA0095189  Gilia capitata subsp. abrotanifolia Orlando Mistretta 1992-6-12 552 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UC1922306  Gilia capitata subsp. abrotanifolia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 758 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. Near 34deg 12' 23.9'' N 118deg 17' 45.9'' W T1N R14W N/2, NE/4 sec. 1; T2N R14W SE/4, SE/4 Comment
  UCR143132  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1967-5-2 9271 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  UCR190021  Gilia diegensis R. G. Swinney 1998-6-12 6953 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
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May 3 2012
  RSA0004781  Gilia inconspicua var. dentiflora Anstruther Davidson 1926-05 3617 Los Angeles Lancaster, Mohave Desert Comment
  LA206991  Gilia latiflora subsp. davyi Elizabeth Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  UC963955  Gilia latiflora subsp. davyi R. F. Hoover 1938-4-16 3119 Los Angeles near Bailey's (Upper Antelope Valley); upper Antelope Valley, near Bailey's Comment
  UCD117780  Gilia latiflora subsp. davyi Daryl Koutnik 1978-3-23 130 Los Angeles north side of State Highway 18 and just west of Llano. 975 Comment
  LA88523  Gilia latiflora subsp. davyi O. H. Kappler; 1946-4-13 1125 Los Angeles 4 mi S of Palmdale, Southern Antelope Valley 914 Comment
  RSA469402  Gilia latiflora subsp. davyi Robert M. Perkins 1937-4-23 s.n. Los Angeles 3 miles south of Palmdale. Comment
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Aug 21 2007
  CAS-BOT-BC226397  Gilia latiflora subsp. latiflora Robert F. Thorne 1973-5-11 43531 Los Angeles San Gabriel Mts., Mojave Desert slope: Along Mt. Emma Road, 1/2 mi E of Little Rock Creek below the dam 1036 Comment
  RSA469372  Gilia latiflora subsp. latiflora Robert Gustafson 1982-4-26 2520 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St 1006 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
  UCR238623  Gilia minor Anuja Parikh, Nathan Gale 2010-5-12 3156 Los Angeles Western Mojave Desert, Antelope Valley, 4 km south of Hwy 138, 0.1 km west of 120th St. West, under power transmission lines 783 Comment
  UCR64535  Gilia minor A. C. Sanders, E. J. Lawlor 1988-4-3 7738 Los Angeles Mojave Desert, at the northern edge of Lancaster, just NE of the intersection of Ave. 30 and Ave. E. Saline flats (probably an old lake bed) west of Rosamond Dry Lake 701 Comment
  RSA776552  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-6-14 5317 Los Angeles upper Big Tujunga canyon, 1.93 road miles E of junction with Angeles Forest Hwy. 1040 Comment
  UC284791  Gilia nevinii P. A. Munz 1923-4-8 6633 Los Angeles e coast San Clemente Island Comment
  UCR192177  Gilia ochroleuca A. C. Sanders 2008-4-17 34926 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  CAS-BOT-BC401999  Gilia ochroleuca subsp. bizonata Timothy S. Ross; Steve Boyd 1994-6-23 8051 Los Angeles Liebre Mountains. Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  UCR223813  Gilia ochroleuca subsp. ochroleuca R. G. Swinney 2009-6-17 11177 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
  RSA0017200  Gilia ochroleuca subsp. vivida Verne Grant, Alva Grant 1951-6-15 16055 Los Angeles Big Pines to Inspiration Point. 2134 Comment
  RSA470176B  Gilia sinuata Anstruther Davidson 1906-06 s.n. Los Angeles Big Rock Creek. Comment
  RSA104271  Gilia sinuata Verne Grant 1956-6-14 9847 Los Angeles ridge SW of Big Pines, San Gabriel Mts. 1982 Comment
  PASA723  Gilia tricolor J. E. Giguette May, 26 Los Angeles Flintridge Comment
  SEINET12278812  Gilia tricolor J. F. Bright, Wyman, C. 1933-1 8348 Los Angeles Antelope Valley Comment
  RSA524198  Glycyrrhiza lepidota T. S. Ross, S. D. Boyd 1990-6-6 2891 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  SBBG18898  Glyptopleura marginata F. E. Clements 1918-5-26 Los Angeles Antelope Valley Comment
  CAS-BOT-BC303781  Glyptopleura setulosa Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9488 Los Angeles 16 miles from Lancaster on the Muroc Rd Comment
  POM358785  Gnaphalium californicum Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. On fire road opposite Sepulvada fire road. Comment
  RSA706651  Gnaphalium californicum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25504 Los Angeles NE end of Santa Susana Mtns.: canyon draining into Santa Clara River Valley from the south off Round Mtn. (peak 1476), north of Potrero Canyon 305 Comment
  RSA416589  Gnaphalium californicum William Greenberg 1939-7-24 s.n. Los Angeles Beverly Hills Canyon. Comment
  RSA657219  Gnaphalium californicum Mary C. Hunter 1994-5-25 24 Los Angeles Altadena foothills; Top of Lake Ave; East of Lake Ave. Comment
  RSA774788  Gnaphalium canescens subsp. beneolens R. G. Swinney 2009-7-23 11386 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA763533  Gnaphalium palustre Justin M. Wood 2010-5-10 1568 -B Los Angeles Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  UCR143351  Gnaphalium palustre Anstruther Davidson 1915-8-1 s.n. Los Angeles San Gabriel Mtns, Camp Baldy [Mt. Baldy Village] 1280 Comment
  UCR189678  Gnaphalium palustre R. G. Swinney 1998-7-6 6278 Los Angeles San Gabriel Mtns., 0.2 mi. up western tributary of Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  SEINET238661  Grindelia camporum A. C. Sanders, D. Malueg; K. D. Jones 1999-11-19 23268 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field Oat Mountain -- Mormon Limekiln & Aliso Canyon watersheds. 700 Comment
  UCR138490  Grindelia camporum var. camporum L. C. Wheeler 1976-8-4 s.n. Los Angeles Dominguez Hills: Near Wilmington and Victoria Street 49 Comment
  UC1595468  Guillenia lasiophylla Tim Ross 1992-4-4 6085 Los Angeles Adobe Mountain, on the Adobe Mtn. USGS 7.5 ' topo, sw Mojave Desert Mojave Desert; elevation given as between 3040 (nr SW base) and 3458 feet (summit) 926 Comment
  RSA673610  Gutierrezia californica LeRoy Gross, Steve Fischer, Gary D. Wallace, et al. 2002-12-7 676 Los Angeles Limekiln Canyon 518 Comment
  SBBG8299  Gutierrezia californica R. Hoffmann 1927-9-21 Los Angeles near Castaic Comment
  RSA90687  Gutierrezia californica F. W. Peirson 1919-10-16 277 Los Angeles end of road in Pacoima Canyon 457 Comment
  CAS-BOT-BC302088  Gutierrezia microcephala R. F. Hoover 1966-10-14 10153 Los Angeles Pearblossom Comment
  IRVC28719  Haplopappus venetus A. C. Sanders, Mark A. Elvin 2002-8-26 25582 Los Angeles Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon, WNW of Del Valle Western Transverse Range/Santa Clara River Watershed 335 Comment
  UC166870  Harpagonella palmeri George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 540 Los Angeles Santa Catalina Island Comment
  RSA717031  Hazardia squarrosa Gary Kovnat, LeRoy Gross 2003-2-16 26 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  RSA517177  Hazardia squarrosa var. grindelioides Timothy S. Ross, Orlando Mistretta 1990-10-16 3282 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National Forest. Cape Horn Canyon. 756 Comment
  CATA1073  Hedypnois cretica Mark L. Hoefs 1995-5-16 2016 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  CAS-BOT-BC306296  Hedypnois cretica A. R. Roos 1954-5-17 s.n. Los Angeles Near North Kenmore and Oakdale Streets, Hollywood 91 Comment
  POM304737  Helenium bigelovii Henry J. Ramsey, Henry J. Ramsey 1937-7-18 143 Los Angeles Soldier Creek, San Gabriel Mts. Drainage area. Comment
  RSA498177  Helianthemum scoparium var. scoparium Helen M. Oster 1924-04 s.n. Los Angeles Hills between Vermont & Western Comment
  CHSC99846  Helianthus annuus LeRoy Gross 2001-4-1 377 Los Angeles Los Angeles Basin: Verudgo Mountains region: Northwest side. Low hill between La Tuna Canyon Road and Sunland Blvd. enter at dead end street at corner of Tuxford St. and Ledge Ave just north of La Tuna Canyon Road in city of Sun Valley, just west of the mouth of McDonald Creek. 304 Comment
  CAS-BOT-BC305654  Helianthus ciliaris E. M. Becker 1935-11-1 s.n. Los Angeles Los Angeles Comment
  CAS-BOT-BC305699  Helianthus gracilentus Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pk., Los Angeles - Ventura Cos. Comment
  CAS-BOT-BC305788  Helianthus nuttallii Ernest Braunton 1902-9-1 698 Los Angeles Los Angeles Comment
  SD252295  Heliotropium curassavicum Steven A. Junak 2000-6-30 Sca 1357 Los Angeles Santa Catalina Island: At upper end of Little Harbot, near camp area, campground (N end) 7 Comment
  RSA596067  Heliotropium curassavicum L. C. Wheeler 1946-8-28 6289 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  POM126524  Heliotropium curassavicum var. oculatum R. L. Pendleton 1909-7-6 s.n. Los Angeles Catalina Cove, Santa Catalina Island. Comment
  POM369758  Heliotropium curassavicum var. oculatum L. E. Hoffman 1932-8-2 s.n. Los Angeles Playa del Rey Comment
  LA34214  Helxine soleirolii Henry J. Thompson; 1959-11-23 3012 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  RSA526154  Hemizonia clementina Steve Boyd 1990-4-6 4148 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  CDA7031  Hemizonia fasciculata A. C. Browne 1953-7-3 Los Angeles 3 miles south of Gorman. 0 Comment
  SBBG113088  Herniaria hirsuta var. cinerea S. A. Junak 1997-3-27 SCa 346 Los Angeles Avalon Cyn, at S edge of Hermit Gulch Cmpgrd, along beginning of Hermit Gulch Trail 106 Comment
  RSA445905  Hesperocnide tenella Louis C. Wheeler 1932-5-8 693 Los Angeles Puddingstone Dam; San Jose Hills 305 Comment
  SEINET3127470  Hesperocnide tenella G. B. Grant 1904-5-26 sn Los Angeles Pasadena Comment
  LA22804  Hesperoyucca whipplei W. B. Welch; 1928-4-15 sn Los Angeles San Gabriel Mountains, Big Tujunga Comment
  RSA0081051  Hesperoyucca whipplei R. G. Swinney 2010-6-1 13107 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  SEINET12265279  Hesperoyucca whipplei F. A. Thackery 1928-1 435 Los Angeles Mulholland Drive Comment
  CAS-BOT-BC143689  Heteromeles arbutifolia John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  CATA3381  Heteromeles arbutifolia Peter J. Dixon 2016-5-24 058 Los Angeles Santa Catalina Island: Gallaghers Canyon, 100 m north of Laura Stein Volunteer Camp 387 Comment
  RSA666854  Heteromeles arbutifolia Unspecified, D. Malueg 2001-5-17 24332 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
  RSA0051579  Heteromeles arbutifolia Lee Haines 1935-7-4 s.n. Los Angeles San Dimas Lookout Road, San Gabriel Mts. Comment
  UC897761  Heterotheca grandiflora I. W. Clokey and E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon Comment
  RSA0074072  Heterotheca grandiflora A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus, Los Angeles. Comment
  RSA0075825  Heterotheca grandiflora Paul Schallert 1956-10-13 1507 Los Angeles Mt. Valley near Monrovia. Comment
  UC735721  Heterotheca grandiflora Charles B. Heiser Jr. 1947-6-16 1940 Los Angeles along Highway 99, n Los Angeles Co. Comment
  JEPS2415  Heterotheca sessiliflora subsp. fastigiata Frank W. Peirson 1918-10-16 285 Los Angeles Pacoima Canyon San Gabriel Mountains 533 Comment
  UC857971  Heuchera abramsii P. A. Munz 1922-7-21 6113 Los Angeles Mt San Antonio; San Gabriel Mts 3048 Comment
  RSA0025495  Heuchera caespitosa Duncan S. Bell, Caitlin Elam 2013-8-1 5546 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  CAS-BOT-BC48167  Heuchera elegans Mrs. Joseph Clemens 1922-5-1 s.n. Los Angeles Mt. Wilson Comment
  POM5290  Hirschfeldia incana Fay A. MacFadden 1929-09 2117 Los Angeles Verdugo Mountains: Tujunga Wash. Comment
  UC1587651  Hirschfeldia incana Tim Ross 1991-3-9 4185 Los Angeles head of Oak Canyon, SE side of ridgetop knoll Whittier Hills (Puente Hills, pro parte) 368 Comment
  CAS-BOT-BC207475  Hoffmannseggia glauca Theodore Minthorn 1909-8-15 s.n. Los Angeles Hills east of Los Angeles Comment
  UC1348882  Holodiscus discolor Robert F. Thorne 1967-5-20 36905 Los Angeles in Descanso Canyon 1/4 way down from head at Airport Road to mouth, Santa Catalina Island Descanso Canyon; Santa Catalina Island, Descanso Canyon 228 Comment
  CAS-BOT-BC149951  Holodiscus discolor var. discolor Robert F. Thorne 1967-5-20 36905 Los Angeles Santa Catalina Island: In Descanso Canyon ca. 1/4 way down from head at Airport Rd. to mouth 228 Comment
  SEINET10717814  Hordeum Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2502 Los Angeles City of Pasadena. Vartan Family Grocery, 1511 E. Washington Blvd. 270 Comment
  LA51650  Hordeum marinum subsp. gussoneanum Peter H. Raven; David S. Verity 1960-5-7 15349 Los Angeles SANTA MONICA MOUNTAINS, Cornell Corners, just W of Cornell Corners. 213 Comment
  UCR259899  Hordeum murinum R. G. Swinney 2010-3-18 11988 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA12406  Hordeum murinum subsp. glaucum C. B. Wolf 1934-4-11 5619 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4. 5 Comment
  UCSB6767  Hordeum murinum subsp. leporinum Albright, S. 1957-5-27 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  UCR96173  Hordeum vulgare B. G. Pitzer 1996-4-20 2706 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  UCR106306  Horkelia cuneata B. G. Pitzer 1996-5-5 2861 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR242041  Horkelia cuneata Dan S. Cooper 2012-3-13 312- 15 Los Angeles South Coast, Palos Verdes Peninsula, Vicente Bluff Reserve, northwest of the intersection of Palos Verdes Drive West and Hawthorne Blvd 69 Comment
  CAS-BOT-BC213007  Hosackia crassifolia H. M. Hall 1898-7-1 s.n. Los Angeles San Jacinto Mountains. Along water courses in the vicinity of Strawberry Valley. 1615 Comment
  SD82946  Hosackia crassifolia var. crassifolia Robert F. Thorne, M. Z. Thorne 1969-7-9 38567 Los Angeles San Gabriel Mountains, Angeles National Forest, under pine forest at lower margin of big sloping meadow at Big Pines 2073 Comment
  RSA730287  Hulsea heterochroma R. G. Swinney 1998-8-1 6628 Los Angeles San Gabriel Mtns.: Vincent Gulch, 1.2 mi. SE of Vincent Gap Trail Head, c. 2 mi. east of the summit of Mt. Baden-Powell 1631 Comment
  SBBG108576  Hulsea vestita subsp. gabrielensis T. Ross, S. Boyd 1990-5-23 2608 Los Angeles Mt Gleason area; descending from Messenger Pk, near headwaters of Mill Cyn 1719 Comment
  UCSB27279  Hulsea vestita subsp. gabrielensis Wilken, Dieter 1969-7-3 Los Angeles Near summit of Mt. Gleason, 5 miles west of Mill Creek Summit, San Gabriel Mountains Comment
  CDA7499  Hypochaeris glabra G. C. Fleischman 1950-4-3 Los Angeles Parkway, Pasadena. 0 Comment
  RSA762296  Hypochaeris glabra Orlando Mistretta, Christine Mistretta 2008-5-6 2661 Los Angeles Transverse Ranges; San Gabriel Mountains region; Southern California Edison transmission line corridor (Segment 11, Impact Areas 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  UCR45032  Ilex cornuta A. C. Sanders 1986-7-30 6817 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
  LA200222  Isocoma menziesii var. vernonioides Harvey Anderson; August 1931 sn Los Angeles Santa Monica Mountains, Corral Canyon, unspecific location Comment
  RSA356036  Isocoma menziesii var. vernonioides R. F. Thorne 1975-9-3 47378 Los Angeles Santa Catalina Island, Fisherman's Cove Comment
  RSA0011179  Juglans californica L. R. Abrams 1901-4-2 1243 Los Angeles Cahuenga Pass Comment
  SFV840  Juglans californica var. californica P. G. Kilburn 1957-10-31 524 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 100 yards below gate. 350 Comment
  RSA0047637  Juglans hindsii R. E. Riefner Jr. 2014-5-10 14 -113 Los Angeles San Fernando Valley, City of Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, east of Woodley Ave., west of San Diego Freeway, north of Burbank Blvd. 213 Comment
  UCR126353  Juncus acutus A. C. Sanders 2003-8-6 27123 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  CAS-BOT-BC110043  Juncus acutus Carl B. Wolf 1932-9-16 4101 Los Angeles Bryant Ranch. 100 - 150 feet west of State Highway, at extreme southeast corner of Pacific Western Oil Company Lease. 3 Comment
  RSA102299  Juncus acutus subsp. leopoldii S. B. Parish 1882-10 657 Los Angeles Wilmington Comment
  UCR172297  Juncus bufonius Anuja Parikh, Nathan Gale 2005-7-16 2143 Los Angeles Santa Clara River Valley, Newhall Ranch, along of the Santa Clara River, just below Del Valle and the mouth of Chiquito Canyon, study area 13 274 Comment
  UCR192014  Juncus bufonius A. C. Sanders 2008-4-16 34909 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.3 mi. north of Hwy 138 on the east side of the cement plant road, 0.8 mi. E of Quail Lake 1020 Comment
  UCR207991  Juncus bufonius L. C. Wheeler 1932-5-17 722 Los Angeles Western Transverse Range; Santa Monica Mtns., Garapito Creek 305 Comment
  CATA841  Juncus bufonius var. bufonius Mark L. Hoefs 1991-6-26 1441 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  RSA600303  Juncus bufonius var. occidentalis L. C. Wheeler 1961-6-9 7844 Los Angeles Mouth of Alder Creek, off Big Tujunga Canyon 1051 Comment
  RSA229159  Juncus duranii Robert F. Thorne 1969-7-29 38881 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle 2332 Comment
  RSA732854  Juncus macrophyllus R. G. Swinney 2001-6-2 7962 Los Angeles Mojave Desert: Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
  UC212767  Juncus macrophyllus Ivan Johnston 1916-10-15 Los Angeles Evy Canyon; stream Comment
  RSA177697  Juncus mexicanus Robert F. Thorne, Percy C. Everett 1965-5-11 34650 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. Comment
  RSA229112  Juncus rugulosus Robert F. Thorne, C. W. Tilforth 1971-6-29 40706 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: along Aliso Creek at Tie Canyon where crossed by Angeles Forest Rd. 1372 Comment
  SD69447  Juncus xiphioides Robert F. Thorne, P. Everett 1965-6-23 34955 Los Angeles Santa Catalina Island, lower portion of Middle Ranch Canyon, in shallow running water of stream bed. 91 Comment
  RSA762644  Juniperus californica R. G. Swinney 2008-11-30 9892 Los Angeles Azusa, San Gabriel River Canyon, 1.6 mi. north of Foothill Blvd. at El Encanto Dr., at confluence with Fish Canyon 210 Comment
  RSA600356  Keckiella breviflora var. breviflora Steve D. Boyd, Lauren Raz 1997-5-28 9882 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  POM158332  Keckiella cordifolia M. B. Dunkle 1928-3-4 1714 Los Angeles Orizaba Canyon, Santa Catalina Island. 244 Comment
  RSA401692  Keckiella cordifolia T. S. Clare 1929-7-4 s.n. Los Angeles Topanga Canyon. Comment
  CAS-BOT-BC176823  Kochia californica A. D. E. Elmer 1902-6-1 3717 Los Angeles Lancaster Comment
  RSA0104506  Kopsiopsis strobilacea Albert E. Ball 1943-10-17 s.n. Los Angeles Mt. Williamson. San Gabriel Range. Comment
  SBBG72610  Krascheninnikovia lanata R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UC1595409  Lactuca serriola Tim Ross and Annette H. Ross 1991-7-29 5701 Los Angeles Elephant Hill San Dimas USGS 7.5' Quad, W Pomona, Puente Hills (n-most point in Puente Hills, e and ne slopes of e summit area) 304 Comment
  POM352645  Lamarckia aurea Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  SBBG95600  Lamarckia aurea M. B. Dunkle 1939-7-4 7332 Los Angeles Pyramid Cove Comment
  SBBG96662  Lamarckia aurea S. Boyd with T. Ross, L. Arnseth 1990-4-7 4246 Los Angeles lower half of China Cyn Comment
  SBBG98047  Lamarckia aurea T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5228 Los Angeles 1650 ft WNW of Guds, graded by the Navy to form a "pad" 201 Comment
  RSA0047165  Lamarckia aurea R. Munkittrick 1948-5-8 s.n. Los Angeles [No further locality information] Comment
  UCR197126  Lamium amplexicaule LeRoy Gross 2007-3-12 2597 Los Angeles Transverse Ranges; Verdugo Mountains, base of northern side of the range, behind the Foothill Athletic Club at the southern end of Lowell Avenue 468 Comment
  RSA592198  Lamium amplexicaule Louis C. Wheeler 1967-4-9 9186 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Canyon Inn. Comment
  SBBG61764  Lastarriaea coriacea R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  CAS-BOT-BC337890  Lasthenia R. J. Dobbs 1924-4-22 491 Los Angeles 9 miles below Swetzer [Switzer] Comment
  UC1871211  Lasthenia californica Tim Ross 1993-4-21 6854 Los Angeles Sant 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
  UC1922649  Lasthenia coronaria Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1159 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 457 Comment
  JEPS10022  Lasthenia gracilis W. L. Jepson 1920-5-3 8927 a Los Angeles gravelly flats near San Fernando Comment
  POM50715  Lasthenia gracilis L. R. Abrams 1899-04 362 Los Angeles Soldier's Home. Comment
  UC1215195  Lasthenia gracilis Peter H. Raven 1962-4-10 17193 Los Angeles s Wilson Cove; San Clemente Island 91 Comment
  UC557666  Lasthenia gracilis Nell Murbarger 1936-3-1 30 Los Angeles on the mesa summit and a few hundred feet down the e and w slopes of the island, San Clemente Island San Clemente Island Comment
  SD252330  Lathyrus odoratus Steven A. Junak 2000-5-18 Sca 1295 Los Angeles Santa Catalina Island: Just E of town at isthmus, plant stop. 14 Comment
  UCR273433  Lathyrus vestitus R. G. Swinney 2011-4-26 14490 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
  RSA600176  Lathyrus vestitus subsp. laevicarpus Steve Boyd, Lauren Raz 1997-5-1 9668 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  OBI5949  Lathyrus vestitus var. alefeldii Carl B. Wolf 1932-5-9 3475 Los Angeles Santa Catalina Island. Pebbly Beach Cyn. About 1/2 way to Mexican houses 61 Comment
  UCD106567  Lathyrus vestitus var. vestitus Marc Meyer 1993-4-25 29 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2 mi. N of Tampa off ramp of 118 Fwy. 400 Comment
  CAS-BOT-BC321500  Layia glandulosa Geo. B. Grant 1904-5-5 6118 Los Angeles Arroyo Seco Canyon, Sierra Madre Mts. Comment
  RSA11173  Layia glandulosa C. B. Wolf 1926-5-1 195 Los Angeles 2 miles W of Burbank, on Victory Blvd, San Fernando Valley Comment
  CAS-BOT-BC380178  Layia platyglossa Timothy S. Ross 1995-5-21 8607 Los Angeles San Clemente Island: Terrace on W side of Chenetti Canyon and just N of Snail Canyon, 4300 FT SSE of Rest triangulation point (1336-ft) and 3540 ft NNW of Slope tri. pt. (781-ft) 271 Comment
  UC144244  Layia platyglossa C. F. Baker 1904-4-15 4177 Los Angeles Claremont Comment
  RSA605991  Layia platyglossa subsp. campestris Leota Brice 1930-4-28 s.n. Los Angeles San Fernando. Comment
  RSA368975A  Lemna valdiviana Freda Detmers 1931-11-11 s.n. Los Angeles Griffith Park. Comment
  UC2047827  Lepechinia fragrans James Henrickson with Barry Prigge 1981-5-16 18843 Los Angeles In Santa Monica Mountains, ca. 5 miles South of Highway 101 off Topanga Canyon Road. Comment
  UCR227370  Lepechinia fragrans Orlando Mistretta, Christine Mistretta 2008-5-13 3068 Los Angeles Transverse Range; San Gabriel Mountains, Grizzly Flat Road, vicinity of Dark Canyon, Arroyo Seco Canyon drainage 949 Comment
  CDA24904  Lepidium densiflorum G. C. Fleischman 1942-6-11 Los Angeles East Washington Avenue, Altadena. 0 Comment
  UC712433  Lepidium flavum C. W. and H. K. Sharsmith 1935-1-3 1427 Los Angeles near Lovejoy Buttes; Mojave Desert 914 Comment
  UCSB2356  Lepidium flavum Wedberg, H. 1958-4-13 Los Angeles 1/2 mile east of 165th Street on power line road; near Pearblossom Comment
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Oct 30 2014
  RSA0091363  Lepidium fremontii R. G. Swinney 2011-4-1 14302 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCR189656  Lepidium fremontii R. G. Swinney 1998-5-16 6059 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  SBBG131891  Lepidium lasiocarpum S. A. Junak, D. Wilken 1996-3-27 SCI 258 Los Angeles just N of Eel Cove Cyn, with high midden 27 Comment
  CHSC95806  Lepidium latifolium LeRoy Gross 2002-10-5 668 Los Angeles Transverse Ranges: San Gabriel-Verdugo Mountains Region: Devils Gate Reservoir, northeast of the San Rafael Hills, in the Arroyo Seco river channel. Just west of the city of Altadena. 335 Comment
  RSA429956  Lepidium latipes H. E. Hasse 1892-1 s.n. Los Angeles Santa Monica. Comment
  SD186152  Lepidium nitidum A. C. Sanders 2003-3-14 25769 Los Angeles Gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd. 519 Comment
  SD21293  Lepidium nitidum Norman E. Bilderback 1938-4-14 Los Angeles Santa Catalina Island: Catalina Harbor Comment
  RSA659778  Lepidium pinnatifidum J. C. Roos 1956-6-15 s.n. Los Angeles Santa Monica Blvd. along railroad tracks between Westwood and Beverly Glen Blvds. Comment
  UCR241291  Lepidium strictum Tracy Drake, Tony Baker 2012-4-3 2012- 2 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA200323  Lepidium virginicum Henry J. Thompson; 1959-5-24 2004 Los Angeles Santa Monica Mountains, Tuna Canyon, 1.9 mi N of Pacific Coast Hwy on Tuna Canyon Rd 335 Comment
  POM307811  Lepidium virginicum Henry J. Ramsey, Henry J. Ramsey 1938-3-5 2749 Los Angeles North Craig Ave., Altadena Comment
  RSA95036  Lepidospartum latisquamum F. W. Peirson 1928-9-5 8194 Los Angeles Swartout Valley, 1 mile E of summit at Big Pines 2011 Comment
  UC53936  Lepidospartum squamatum Ernest Braunton 1902-9-1 695 Los Angeles Arroyo Seco Comment
  UCR141848  Lepidospartum squamatum R. G. Swinney 1997-9-6 5865 Los Angeles San Gabriel Mtns., Forest Service Rd 4N06 (up Mescal Cyn), 2.6 mi N of Big Pines Rd. About 10 mi west of FS Rd. 75 meters south of only point where stream crosses road. 1585 Comment
  SEINET3163757  Leptodactylon californicum E. K. Balls 1950-3-28 14451 Los Angeles 12 miles south of Castaic, Hwy 99 335 Comment
  UC714905  Leptodactylon californicum R. C. Foster 1937-6-2 327 Los Angeles Evey Canyon ne Claremont (foothills of San Gabriel Mts.); , Evey Canyon Comment
  UCR114220  Leptodactylon californicum A. C. Sanders, D. Malueg 1998-6-24 22062 Los Angeles San Gabriel Mtns., CCC Ridge, off Hwy 2 just north of Pasadena city limits, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  UCR61087  Leptodactylon californicum R. G. Swinney 1969-4-2 317 Los Angeles Western Transverse Range; Santa Monica Mtns., 3 mi south of Calabasas, north of Mulholland Hwy 488 Comment
  UCR189865  Leptodactylon pungens R. G. Swinney 1998-7-21 6488 Los Angeles San Gabriel Mtns., Fish Fork Trail, 1.9 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2134 Comment
  UCR223481  Leptodactylon pungens R. G. Swinney 2009-5-28 10916 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA594882  Leptosiphon androsaceus T. S. Ross 1995-4-26 8399 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; ca 1740 feet W of Sandberg BM (4164 ft). 1204 Comment
  RSA468556  Leptosiphon androsaceus Christopher Davidson 1975-5-25 2560 Los Angeles 3.5 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.1 mi past Sandberg Pk. 1646 Comment
  RSA727734  Leptosiphon aureus subsp. aureus R. G. Swinney 1998-5-16 6097 Los Angeles San Gabrial Mountains/Mojave Desert: near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  CATA3141  Leptosiphon bicolor Sarah Ratay 2011-4-15 135 Los Angeles Santa Catalina Island: Ridge southwest of Little Gibraltar Beach 154 Comment
  CATA2953  Leptosiphon bicolor Sarah Ratay, Lauren Danner 2006-4-25 96 Los Angeles Santa Catalina Island: On way to Ophioglossum site 0 Comment
  RSA0074225  Leptosiphon breviculus R. F. Thorne 1974-4-9 44707 Los Angeles San Gabriel Mountains: Bob's Gap in Holcomb Ridge. 1219 Comment
  RSA152041  Leptosiphon breviculus Wesley O. Griesel 1962-5-28 s.n. Los Angeles State Hwy 2 near Newcombs Ranch, San Gabriel Mountains. 1829 Comment
  CAS-BOT-BC339288  Lessingia glandulifera var. glandulifera Louis Wheeler 1931-9-1 48 Los Angeles 2 mi. N Claremont 411 Comment
  UCR242053  Lessingia glandulifera var. glandulifera Dan S. Cooper 2012-7-11 712- 29 Los Angeles San Gabriel Valley, San Gabriel River west of Peck Road, and south of Hwy 60 66 Comment
  RSA91295  Lessingia glandulifera var. glandulifera F. W. Peirson 1918-10-17 278 Los Angeles Pacoima Valley, west end of San Gabriel River 457 Comment
  CAS-BOT-BC283780  Leymus cinereus W. R. Dudley; F. H. Lamb 1896-6-4 4304 Los Angeles Lancaster Comment
  OBI35691  Leymus condensatus Rebecca Cicoria 1982-5-8 65 Los Angeles Palos Verdes Peninsula: Sepulveda Cyn, along Si's Trl, Rolling Hills Comment
  UCR150047  Lilium parryi L. C. Wheeler 1967-9-4 10685 Los Angeles Transverse Ranges; San Gabriel Mountains, Ravine south of Camp Lupine, Prairie Fork 2043 Comment
  RSA68752  Limonium californicum F. W. Peirson 850 Los Angeles Long Beach. Comment
  UC23391  Linanthus aureus J. Burtt Davy May 9 1896-May 24 1896 2470 Los Angeles Fairmont Antelope Valley Comment
  RSA73289  Linanthus californicus F. W. Peirson 1919-5-10 401 Los Angeles Mt.Gleason 1372 Comment
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Aug 21 2014
  RSA652611  Linanthus californicus subsp. glandulosus A. Mayor, N. Daly 1973-5-5 s.n. Los Angeles Tapia Park, Malibu Cyn. Comment
  POM3572  Linanthus concinnus I. M. Johnston 1917-6-15 1284 Los Angeles Mt. San Antonio, Icehouse Canyon. 1738 Comment
  UC125998  Linanthus dianthiflorus C. F. Baker 1904-3-18 4062 Los Angeles Claremont Comment
  UC133934  Linanthus liniflorus C. F. Baker 1903-8-2 3453 Los Angeles near Claremont; San Antonio Canyon Comment
  UC494778  Linanthus parryae T. Craig 1928-4-28 1037 Los Angeles Big Rock Creek Road to Los Angeles County Playground Comment
  UCR190466  Linanthus parryae R. G. Swinney 2001-4-18 7876 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  RSA523352  Linanthus parryae G. H. True 1935-4-19 273 Los Angeles Lovejoy Butte. 854 Comment
  UC52729  Linanthus parviflorus H. M. Hall 1902-5-10 3252 Los Angeles Chatsworth Hills Comment
  RSA225902  Linanthus pungens R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41072 Los Angeles San Gabriel Mountains, Angeles National Forest: saddle ridge between West Baldy and Old Baldy. 3003 Comment
  RSA400288  Linaria canadensis Louis C. Wheeler 1934-4-24 2544 Los Angeles Liveoak Canyon Dam 457 Comment
  UCR272515  Lobelia dunnii var. serrata R. G. Swinney 2011-10-27 15933 Los Angeles San Gabriel Mountains, 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway 634 Comment
  RSA2058  Lobelia dunnii var. serrata Ernest Braunton 1928-09 1021 Los Angeles San Gabriel Canyon 610 Comment
  RSA436055  Lobularia maritima Benjamine Rice 1929-1-13 2028 -1953 Los Angeles Sierra Madre. Comment
  RSA680342  Loeflingia squarrosa Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9604 Los Angeles Liebre Mountains: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 396 Comment
  RSA562624B  Loeflingia squarrosa subsp. artemisiarum D. Charlton 1991-5-18 5182 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  SBBG64731  Loeseliastrum matthewsii R. Hoffmann 1928-9-11 Los Angeles 5 mi E of Saugus Comment
  UCR281608  Loeseliastrum matthewsii R. G. Swinney 2014-4-10 16053 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA574500  Loeseliastrum matthewsii R. G. Swinney 1993-8-31 2613 Los Angeles Cajon Canyon, SW of jct of Hwy 138 and I-15, in Cajon wash. 945 Comment
  RSA188270  Lolium perenne subsp. multiflorum R. F. Thorne 1966-5-31 36449 Los Angeles Santa Catalina Island: Little Harbor. 5 Comment
  SEINET11678812  Lolium temulentum Unknown 1936-1 12863 Los Angeles Westwood, Los Angeles Comment
  UC1109375  Lolium temulentum Peter H. Raven 1962-4-11 17293 Los Angeles along roadside near airfield at n end San Clemente Island; n end San Clemente Island 30 Comment
  SBBG44603  Lomatium dasycarpum R. Hoffmann 1931-5-3 Los Angeles southern end of Bouquet Cyn Comment
  SFV2585  Lomatium dasycarpum K. A. Wilson 1961-3-12 1012 Los Angeles Santa Monica Mountains Decker Road (Los Alisos Canyon), 1 mile south of Decker School. 285 Comment
  RSA452084  Lomatium dasycarpum subsp. dasycarpum George R. Johnston 1931-5-3 s.n. Los Angeles Santa Susana Mountains, Pico Canon. Comment
  UC1605197  Lomatium dissectum var. multifidum Tim Ross, Steve Boyd, and Peter Fritsch 1990-6-27 3874 Los Angeles between Horse Camp Canyon and Robinson Canyon (Liebre Mt.); Liebre Mts., Liebre Mt. Quad., Liebre Mt. 1475 Comment
  POM3340  Lomatium lucidum O. Kenney 1893-2-15 s.n. Los Angeles Foothill soil, collected near Pasadena Comment
  UCR205845  Lomatium mohavense R. G. Swinney 2008-5-8 8813 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR192823  Lomatium nevadense R. G. Swinney 1998-7-6 6296 Los Angeles San Gabriel Mtns., Grassy Hollow, east of Jackson Flats, on ridge c. 200 m north of entrance to Grassy Hollow Campground 2195 Comment
  RSA97382  Lomatium nevadense var. parishii F. W. Peirson 1919-6-14 473 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  RSA452149  Lomatium vaginatum Geo L. Moxley 1915-4-18 312 Los Angeles Ridge north of Mt. Washington. Comment
  CAS-BOT-BC240489  Lonicera hispidula Geo. B. Grant 1901-4-9 3789 Los Angeles Avalon Comment
  RSA199171  Lonicera hispidula var. vacillans R. F. Thorne, D. Propst 1968-5-29 37701 Los Angeles Santa Catalina Island; upper end of Avalon Canyon 152 Comment
  SD153100  Lonicera hispidula var. vacillans Steven A. Junak 1996-7-24 SCI 652 Los Angeles San Clemente Island; Box Canyon, 1.2 miles inland from beach. 245 Comment
  OBI26277  Lonicera japonica Mark E. Schneider 1973-11-28 s.n. Los Angeles Woodland Hills; Pierce college Arboretum Comment
  JEPS15491  Lonicera subspicata var. subspicata Peter H. Raven 1956-6-17 9411 Los Angeles slopes n.w. of Sunset Blvd. at Sepulveda Blvd. (Santa Monica Mts.); Santa Monica Mts. Comment
  PASA1065  Lotus argophyllus Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  UCR137720  Lotus argophyllus var. argophyllus L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  SEINET957343  Lotus davidsonii Tim Ross 1991-1 5789 Los Angeles San Gabriel Mtns. Pacific Mts Rd. .50 mil E of Lower Pacifico Campground Rd. Pacifico Mtn. 1926 Comment
  POM50101  Lotus dendroideus var. dendroideus L. W. Nuttall 1920-11-29 948 Los Angeles Avalon Creek, Santa Catalina Island. Comment
  RSA406451  Lotus dendroideus var. dendroideus George B. Grant 1904-6-17 s.n. Los Angeles Pasadena. Comment
  RSA406916  Lotus dendroideus var. dendroideus F. R. Fosberg 1931-3-19 S 4303 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA406922  Lotus dendroideus var. dendroideus Anstruther Davidson 1891-06 s.n. Los Angeles Catalina Island. Comment
  RSA157787  Lotus dendroideus var. traskiae P. H. Raven 1962-5-7 17578 Los Angeles San Clemente Island, Wilson Cove 91 Comment
  POM243734  Lotus hamatus F. R. Fosberg 1931-4-22 S- 4675 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  RSA678126  Lotus hamatus Valerie L. Soza, LeRoy Gross 2001-5-22 1244 Los Angeles Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just below Ferguson Motorway (ca. 100 feet below). 473 Comment
  UC153543  Lotus heermannii LeRoy Abrams 1902-7-4 2651 Los Angeles San Gabriel canyon San Gabriel Comment
  UCR20369  Lotus heermannii Albert J. Perkins 1915-10-9 s.n. Los Angeles San Gabriel Mtns., Mt. San Antonio, Cow Canyon 1372 Comment
  RSA188531  Lotus heermannii var. heermannii R. F. Thorne 1965-8-26 35395 Los Angeles San Gabriel Mts.: Angeles National Forest, Camp Lupine near Prairie Fork. 2012 Comment
  IRVC27962  Lotus humistratus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26122 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
  UCR126649  Lotus humistratus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26122 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
  RSA780100  Lotus microcarpus Pam De Vries 2011-4-20 7777 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  UC1595328  Lotus oblongifolius Tim Ross and Orlando Mistretta 1992-7-24 6767 Los Angeles 900 m 76 degrees ene Strawberry Peak summit (vicinity of Strawberry Spring); San Gabriel Mts., Strawberry Spring 1460 Comment
  RSA762415  Lotus purshianus R. G. Swinney 2008-8-13 9371 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  RSA656228  Lotus purshianus Joseph M. Keefe 1978-6-2 23304 Los Angeles Verdugo Mountains: 40 m north of Mountain Street, 70 m west of Glendale Freeway (California Highway 2), Glendale College, Glendale, San Rafael Hills. 300 Comment
  UC1586217  Lotus purshianus var. purshianus Tim Ross 1991-8-16 5831 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1719 Comment
  IRVC28986  Lotus salsuginosus A. C. Sanders 2003-6-19 26977 A Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  UCR258727  Lotus salsuginosus R. G. Swinney 2010-6-23 13352 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
  RSA599839  Lotus salsuginosus var. salsuginosus Steve Boyd, Lauren Raz 1997-5-6 9756 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA406855  Lotus scoparius James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  RSA654649  Lotus scoparius var. brevialatus Fred Brooks 1988-4-23 25 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  UC527620  Lotus scoparius var. brevialatus C. B. Wolf 1931-7-2 Los Angeles 0.5 mi above the bridge on the road from Sunland to San Fernando (Little Tujunga Wash); Little Tujunga Wash 335 Comment
  UCR127970  Lotus scoparius var. scoparius A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26087 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  RSA0076017  Lotus strigosus R. G. Swinney 2010-4-1 12129 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA748854  Lotus strigosus R. G. Swinney 2008-5-8 8785 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA763241  Lotus strigosus Justin M. Wood 2010-5-10 1620 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  UCR177569  Lotus strigosus LeRoy Gross 2005-5-3 2250 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
  RSA167093  Lotus strigosus W. G. Webb 1935-2-25 s.n. Los Angeles Eagle Rock Park Comment
  RSA655743  Lotus strigosus James Henrickson 2000-4-15 20691 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; in open grazed ridge along along Whitney Canyon Road 610 Comment
  UC864916  Lotus strigosus Louis C. Wheeler 1932-3-23 520 Los Angeles near U.C.L.A. Campus; West Los Angeles 137 Comment
  RSA0038715  Lotus strigosus var. strigosus R. G. Swinney 2010-3-22 11995 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA498716  Lotus strigosus var. strigosus Richard C. Barkelew 1929-4-14 s.n. Los Angeles Mulholland Hwy Comment
  RSA594214  Lotus wrangelianus L. C. Wheeler 1967-5-8 9316 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  UC1922341  Ludwigia peploides subsp. montevidensis R. E. Riefner Jr. 2007-6-28 07 -283 Los Angeles Harbor City, Bixby Slough, vicinity of 255th St. and Dodge Ave. Comment
  UCD170858  Lupinus R. G. Swinney 2009-5-13 10791 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
  UCR209913  Lupinus R. G. Swinney 2008-7-25 9306 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
  CAS-BOT-BC201202  Lupinus Timothy S. Ross; Darin Banks 1994-4-12 7497 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 520 m SSE of where Drinkwater Canyon joins S. Fr. Canyon 560 Comment
  RSA0089258  Lupinus albifrons Bonnie C. Templeton 1938-5-21 s.n. Los Angeles Topanga canyon. Comment
  RSA165940  Lupinus benthamii D. E. Emery 1958-5-3 s.n. Los Angeles Hills SE of Gorman Comment
  RSA0098644  Lupinus bicolor R. G. Swinney 2010-6-1 13128 Los Angeles San Gabriel Mountains: lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  RSA0099414  Lupinus bicolor R. G. Swinney 2011-6-7 15052 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  RSA482510  Lupinus bicolor Richard Noyes 1988-4-30 554 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  UC729806  Lupinus bicolor Carl B. Wolf 1932-5-10 3539 Los Angeles along ridge between summit of the Equestrian Trail and Mt. Shatto, Santa Catalina Island; Santa Catalina Island 335 Comment
  UCR240248  Lupinus bicolor Dan S. Cooper 2012-3-21 312- 17 Los Angeles South Coast, Santa Monica, Ashland Ave. near Lincoln Blvd. 20 Comment
  RSA0023262  Lupinus bicolor Robert F. Thorne 1980-4-25 54134 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  SFV1867  Lupinus bicolor Lawler 1958-5-10 s. n. Los Angeles Mojave Desert Along side of Highway 138 about 18 miles west of Lancaster. 823 Comment
  RSA600158  Lupinus bicolor subsp. marginatus Steve Boyd, Lauren Raz 1997-5-1 9652 A Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  SEINET10484944  Lupinus bicolor subsp. tridentatus Ernest C. Twisselmann 1966-4-27 Twisselmann 12109 Los Angeles Sw side of antelope valley, los angeles county. Flowers blue. Abundant on an abandoned farming field, growing in light Gravelly soil. Originally joshua tree woodland. 884 Comment
  RSA155803  Lupinus bicolor subsp. umbellatus Peter H. Raven 1962-4-10 17195 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA407085  Lupinus bicolor subsp. umbellatus C. B. Liter 1928-4-2 s.n. Los Angeles Santa Catalina Island. Comment
  RSA102541  Lupinus chamissonis McFadden 1929-2-22 s.n. Los Angeles El Segundo. Comment
  RSA603528  Lupinus concinnus Sara L. Crockett 1997-4-2 643 Los Angeles Santa Catalina Island, third N/S trending ridge on n side of Skull canyon, 0.65 mile up Skull canyon from jct. with Middle Canyon road, 0.25 mile up ridge. 308 Comment
  RSA679860  Lupinus concinnus LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 888 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA249812  Lupinus concinnus R. F. Thorne 1973-4-25 43368 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  CAS-BOT-BC205409  Lupinus excubitus var. austromontanus Lester Rowntree 1934-3-28 4 Los Angeles Near Elizabeth Lake, Antelope Valley Comment
  RSA0110848  Lupinus excubitus var. hallii R. G. Swinney 2011-5-6 14608 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  SEINET10907092  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 8292 x 6456(3) Los Angeles Plants 2 yrs. Old. Grown in field planting at racho santa ana botanical Garden. Hybridizations by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent. () Parenthetic # Is mf plant no. Seeds from open field pollen. Comment
  CAS-BOT-BC216544  Lupinus excubitus var. johnstonii L. R. Abrams 1913-7-18 5009 Los Angeles Russel's Lake Comment
  PASA1661  Lupinus formosus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA756905  Lupinus formosus R. G. Swinney 2008-6-17 9037 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UC198110  Lupinus formosus C. F. Baker 1904-4-2 4098 Los Angeles hills near Monrovia; hills near Monrovia Comment
  RSA628800  Lupinus formosus var. formosus Scott D. White 1998-6-29 6835 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
  SFV12391  Lupinus formosus var. formosus D. L. Koutnik, J. G. Cuti 1978-4-19 376 Los Angeles Verdugo Mountains On fire road above Stough Canyon. 549 Comment
  CATA587  Lupinus hirsutissimus Mark L. Hoefs 1991-4-7 1026 Los Angeles Santa Catalina Island: Upper Avalon Canyon, south-west of Divide Road 377 Comment
  RSA182752  Lupinus hirsutissimus J. Massey 1966-3-26 1130 Los Angeles Cobal Canyon, 0.25 miles from entrance. Comment
  SBBG98284  Lupinus hirsutissimus Anstruther Davidson 1890-1 Los Angeles East Los Angeles Comment
  UCR205103  Lupinus hirsutissimus R. G. Swinney 2008-4-11 8665 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UCR281361  Lupinus hirsutissimus R. G. Swinney 2014-5-15 16514 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA413742  Lupinus latifolius subsp. latifolius Robin S. Collins 1973-5-28 309 Los Angeles Angeles National Forest, San Gabriel Mts, Trail Canyon. 793 Comment
  CAS-BOT-BC211710  Lupinus longifolius Henry J. Thompson 1959-5-24 1999 Los Angeles 1.3 miles north of Coast Highway, Tuna Canyon, Santa Monica Mountains 213 Comment
  LA200476  Lupinus longifolius Carl B. Wolf; 1931-5-14 2053 Los Angeles Comment
  UCSB3311  Lupinus longifolius Haller, John 1950-4-16 Los Angeles 3 miles north of Saugus Comment
  SEINET10485632  Lupinus longifolius Bryan 1928-2-18 BRYAN 59 Los Angeles Mandeville canyon, near santa monica. Comment
  JEPS65472  Lupinus microcarpus var. densiflorus Frank W. Peirson 1919-6-15 489 Los Angeles Rock Creek; San Gabriel Mts., Rock Creek 1249 Comment
  RSA765191  Lupinus sparsiflorus Justin M. Wood 2010-5-10 1594 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  SBBG125848  Lupinus sparsiflorus A. Parikh, N. Gale 2010-5-31 3238 Los Angeles Sierra Pelona, 4.1 km W of State Hwy 14, 1.8 km SW of California Aqueduct; E Liebre Mtns 1050 Comment
  SBBG67042  Lupinus sparsiflorus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  SEINET3860168  Lupinus sparsiflorus R. G. Swinney 2009-3-26 10165 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park.; 0 296 Comment
  SFV1917  Lupinus sparsiflorus K. A. Wilson 1961-3-11 979 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  RSA598098  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd, Lauren Raz 1997-3-4 9146 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  RSA628034  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1931-3-6 s.n. Los Angeles San Dimas: Puddingstone. Comment
  RSA414259  Lupinus sparsiflorus subsp. sparsiflorus Robert Gustafson 1978-5-2 925 Los Angeles Off the dirt road running through the southern part of Hungry Valley, northeast of the Lane Ranch, near the base of Freeman Canyon, about 4 miles south of Gorman 1006 Comment
  SFV20784  Lupinus succulentus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 695 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. South side of slope at saddle of Verdugo Motorway and Brand Park Motorway on the crest of mountains. 823 Comment
  UC917867  Lupinus succulentus Frank W. Gould 1944-3-26 2182 Los Angeles Palos Verde Hills; near Walteria Comment
  UCR280505  Lupinus succulentus R. G. Swinney 2014-5-13 16494 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  RSA414377  Lupinus truncatus Robin S. Collins 1973-5-15 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains; Trail Cyn., ca. 0.5- 1 mile into Cyn. From start of pack trail. 640 Comment
  SD84826  Lupinus truncatus Reid Moran 1941-3-9 692 Los Angeles Santa Catalina Island; ridge north of Middle Ranch. 349 Comment
  SEINET4035929  Lupinus truncatus R. Moran 1941-1 588 Los Angeles Middle Ranch Creek, San Clemente Island. 30 Comment
  SD120699  Lycium andersonii Larry Salata, Jan Larson 1985-12-10 Los Angeles San Clemente Island: above old quarry, north side of Nots Pier Road, 0.2 miles northest of main island road 182 Comment
  CAS-BOT-BC231488  Lycium brevipes var. hassei Dr. H. E. Hasse 1888-7-15 s.n. Los Angeles Santa Catalina Island Comment
  RSA341623  Lycium californicum F. C. Boutin 1967-4-23 1631 Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  SD85196  Lyonothamnus floribundus M. Van Rensselaer 1937-7-1 Los Angeles Tributary of Bull Rush Creek Catalina Island Comment
  UC792953  Lyonothamnus floribundus subsp. floribundus Reid Moran 1949-2-8 3152 Los Angeles canyon above Whites Landing; Catalina Id. 457 Comment
  RSA0113213  Lyonothamnus floribundus subsp. floribundus Steven A. Junak 2000-5-19 SCa- 1319 Los Angeles Santa Catalina Island. N-facing slope in canyon above Button Shell Beach. 229 Comment
  SBBG105390  Lyonothamnus floribundus var. aspleniifolius R. M. Beauchamp 1976-5-23 4154 Los Angeles S rim of Gray Cyn 411 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
  SBBG51683  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62512 a Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  UCR218027  Lythrum hyssopifolia A. C. Sanders, Dan S. Cooper 2010-8-5 38574 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  POM122551  Machaeranthera carnosa Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  RSA747004  Madia elegans R. G. Swinney 2003-5-12 8194 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, c. 0.25 mi. S of Big Dalton Cyn. Rd. in upper Dunn Canyon drainage, 0.25 mi. NW of Big Cienega Spring, S of Coulter Pine Trail 518 Comment
  LA38636  Madia exigua Henry J. Thompson; 1959-5-24 2021 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  POM257568  Madia exigua C. B. Wolf 1932-5-11 3573 Los Angeles Santa Catalina Island. On point at west side of Fourth of July Cove. Comment
  RSA94373  Madia exigua F. W. Peirson 1921-6-21 2446 Los Angeles West Fork of San Gabriel River 610 Comment
  CAS-BOT-BC343063  Madia gracilis I. M. Johnston 1917-7-1 1438 Los Angeles San Antonio Mountains. Evey Canon [Canyon] 762 Comment
  UC1871315  Malacothamnus davidsonii T. S. Ross, S. D. Boyd 1993-6-30 7387 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western SAN GABRIEL MTS.: near middle portion of Loop Canyon; San Fernando 7.5' USGS quad, R15W T3N, SW/4 SW/4 SE/4 SE/4 sect 14; ca 2245 feet elevation. 684 Comment
  UCR252755  Malacothamnus davidsonii R. G. Swinney 2010-9-1 13653 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  CAS-BOT-BC206210  Malacothamnus fasciculatus Le Roy Abrams 1901-4-6 1382 Los Angeles Verdugo Hills Comment
  CAS-BOT-BC206229  Malacothamnus fasciculatus Henry J. Thompson; Peter H. Raven 1958-10-11 13752 Los Angeles Tuna Canyon road 0.5 mile from Saddle Peak Road - Santa Monica Mountains 518 Comment
  RSA730299  Malacothamnus fremontii R. G. Swinney 1998-9-4 6919 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  POM2840  Malacothamnus fremontii Carl B. Wolf 1931-10-23 1353 Los Angeles Swartout valley. 1/8 mile east of Wrightwood Lodge, San Gabriel Mountains. 1829 Comment
  IRVC26310  Malacothamnus marrubioides Mark A. Elvin 2003-8-13 2988 Los Angeles Newhall Ranch, Santa Clara River at the mouth of Long Canyon Santa Clarita Valley 274 Comment
  JEPS26408  Malacothamnus marrubioides F. W. Peirson 1921-7-1 774 Los Angeles Arraster Creek, San Gabriel Mts., Los Angeles Co. Comment
  UC1122003  Malacothamnus marrubioides P. L. Johannsen 1934-2-13 282 Los Angeles 1 1/4 mi se Haskell Bouquet Canyon; Santa Susana quadrangle Comment
  RSA682299  Malacothamnus marrubioides R. E. Riefner Jr. 2003-7-26 3 -327 Los Angeles Near Solemint, in Plum Canyon, near intersection with Arline Drive and Sierra Hwy. 587 Comment
  CAS-BOT-BC345319  Malacothrix californica Ernest Braunton 1902-4-29 221 Los Angeles North Pomona Comment
  CAS-BOT-BC345407  Malacothrix clevelandii H. D. Ripley; R. C. Barneby 1943-5-11 5197 Los Angeles Mint Canyon 822 Comment
  RSA758058  Malacothrix clevelandii D. E. Bramlet, Jennifer Pareti 2008-4-14 4191 Los Angeles Transverse Ranges; Liebre Mtns region: Bouquet Canyon. 762 m SE of Bouquet Cyn Rd, & 549 m S Hayfork Rd. Comment
  CAS-BOT-BC323299  Malacothrix foliosa Robert F. Thorne 1973-4-11 42879 Los Angeles Dunes near Flasher, NW part of island, San Clemente Island 4 Comment
  UC557797  Malacothrix foliosa Nell Murbarger April, 1936 189 Los Angeles w side of island near ocean; San Clemente Island Comment
  RSA517997  Malacothrix glabrata Steve Boyd, Orlando Mistretta 1986-3-31 1522 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  POM362372  Malacothrix saxatilis var. tenuifolia B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  SD69585  Malacothrix saxatilis var. tenuifolia Robert F. Thorne 1966-9-16 36727 Los Angeles Santa Catalina Island; west facing slope between Avalon and Descanso Beach. 14 Comment
  SEINET11799395  Malacothrix saxatilis var. tenuifolia J. F. Bright, Wyman, C. 1932-1 7999 Los Angeles Hollywood Comment
  RSA386397  Malosma laurina F. R. Fosberg 1931-7-14 S- 5411 Los Angeles Whites Landing, Santa Catalina Island. 5 Comment
  UC17938  Malosma laurina S. B. and W. F. Parish June, 1887 1928 Los Angeles San Fernando Comment
  SD249238  Malva assurgentiflora Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-21 2212 Los Angeles San Clemente Island; Courage Street, across from the Galley. 116 Comment
  SD85106  Malva assurgentiflora E. R. Blakley 1961-9-23 4639 Los Angeles Santa Catalina; Bird Rock, 0.5 mile offshore from Isthmus Harbor. 6 Comment
  RSA0087068  Malva parviflora R. G. Swinney 2010-5-4 12525 Los Angeles 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
  RSA598932  Malva parviflora Scott D. White 1997-3-12 4751 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  UCR152479  Malva pseudolavatera A. C. Sanders, Lee Jones 2005-4-8 29347 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA151262  Malvella leprosa Peter H. Raven 1962-7-10 17956 Los Angeles North of a point due west of Wall 2, San Clemente Island. Comment
  SBBG69430  Marah fabacea R. Hoffmann 1932-4-26 Los Angeles Harold Comment
  LA200408  Marah macrocarpa Carl Epling; 1930-4-10 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 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
  RSA440967  Marah macrocarpa var. major Blanche Trask 1901-03 s.n. Los Angeles Santa Catalina Island, low mountains. Comment
  CATA44  Marrubium vulgare USC Wrigley Interns: Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 25 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  POM19086  Marrubium vulgare P. A. Munz 1923-4-10 6745 Los Angeles San Clemente Island: canyon south of 'Lemon Tank'; west coast. Comment
  RSA409837  Marrubium vulgare Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive. On fire road opposite Sepulvada fire road. Comment
  CAS-BOT-BC422759  Meconella denticulata P. A. Munz; R. D. Harwood 1920-4-21 3694 Los Angeles San Dimas Canyon 457 Comment
  RSA0076491  Meconella denticulata Fay A. MacFadden 1931-3-29 s.n. Los Angeles Tuna Canyon, Verdugo Hills. 335 Comment
  RSA600469  Medicago lupulina Steve Boyd, Lauren Raz 1997-4-30 9613 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA599893  Medicago lupulina L. C. Wheeler 1936-6-8 4139 Los Angeles San Gabriel Mountains: Mouth of Bell Canyon. 609 Comment
  SFV21805  Medicago polymorpha A. M. Hodges 2010-4-11 s. n. Los Angeles Marina del Rey, Ballona Creek. Between creek and bike path near UCLA boathouse. 2 Comment
  RSA652172  Medicago polymorpha Russell Sellentin 1948-05 s.n. Los Angeles Found on the Mayo Nursery Property. This location is on Glendora Ave. near Glendora. 243 Comment
  UCR260384  Melia azedarach R. G. Swinney 2010-4-1 12156 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  CAS-BOT-BC174034  Melica imperfecta Barbara Shervanick 1974-5-23 1438 Los Angeles North fork of Lodi Canyon, San Gabriel Mt. Range, Pacific Drainage Area 792 Comment
  CAS-BOT-BC281519  Melica imperfecta F. A. MacF. 1929-6-1 2511 Los Angeles La Tuna Canyon, Verdugo Hills Comment
  CAS-BOT-BC281520  Melica imperfecta L. A. Greata 1900-3-28 s.n. Los Angeles Avalon Comment
  POM202382  Melica imperfecta P. A. Munz 1934-4-2 13139 Los Angeles Puddingstone Canyon, San Dimas. 304 Comment
  UC589659  Melica imperfecta Nell Murbarger Mar 1936 71 Los Angeles e side San Clemente Island (first slope above ocean) Comment
  UC818865  Melica imperfecta F. R. Fosberg 1931-3-31 S 4430 Los Angeles Avalon; Santa Catalina Island 8 Comment
  RSA0039730  Melica imperfecta Roxanne Smith 1991-5-12 24 Los Angeles Hills 0.6 mi. south-east of Golden Springs and DIamond Bar Blvd. Comment
  CATA1121  Melilotus albus Mark L. Hoefs 1995-5-23 2088 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  UC1595257  Melilotus albus Tim Ross and Peter Fritsch 1990-6-20 3629 Los Angeles mouth of canyon near confluence of e and w forks of the San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  UCR271907  Melilotus indicus R. G. Swinney 2010-5-7 12584 Los Angeles San Gabriel Mountains, 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
  HSC15024  Melilotus indicus C. S. Apperson 1967-6-3 Los Angeles 4 mi. from Gorman on Hwy. 138 Comment
  RSA008770  Melilotus indicus Fay A. MacFadden 1930-06 1725 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA654341  Melilotus officinalis Valerie L. Soza, Laura Moore 2000-5-30 970 Los Angeles Liebre Mountains: San Francisquito Canyon, at Los Angeles Dept of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, W of San Francisquito Canyon Road. 487 Comment
  OBI12470  Mentzelia albicaulis Bill Arbaugh 1966-4-16 s.n. Los Angeles Palmdale trip Comment
  SBBG69244  Mentzelia dispersa R. Hoffmann 1929-5-21 Los Angeles above Elizabeth Lake Comment
  RSA570156  Mentzelia gracilenta Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4805 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  CDA36691  Mentzelia micrantha T. C. Fuller 1962-4-1 8163 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  RSA545323  Mentzelia micrantha Tim S. Ross 1992-5-17 6332 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39; Recent burn area. 463 Comment
  UCR258575  Mentzelia micrantha R. G. Swinney 2010-4-23 12369 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  SEINET7063590  Mentzelia pectinata 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
  RSA0042494  Mentzelia veatchiana Ed Kentner 2014-3-21 362 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. 1876 Comment
  UCR220170  Mentzelia veatchiana R. G. Swinney 2009-4-2 10259 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR68896  Mesembryanthemum crystallinum Steve Boyd, T. S. Ross, Laurel Arnseth 1990-4-7 4273 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UC625005  Mesembryanthemum nodiflorum F. R. Fosberg 1931-4-29 S 4732 Los Angeles 1 1/2 mi below Eagle's Nest (Middle Ranch Canyon); Santa Catalina Island, Middle Ranch Canyon 100 Comment
  RSA583006  Micropus californicus Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6957 Los Angeles Santa Catalina Island; W end of island beyond the isthmus, head of Bouchette Canyon (draining Northward to Johnsons Landing). 360 Comment
  JEPS31167  Microseris douglasii subsp. douglasii Ernest C. Twisselmann 1962-4-18 6958 Los Angeles n side of canyon on the road to Mexican Mine; Tehachapi Mountains, Tejon Ranch, Oso Canyon 1005 Comment
  RSA251531  Microseris douglasii subsp. douglasii R. F. Thorne 1973-4-11 42789 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 457 Comment
  RSA188034  Microseris douglasii subsp. platycarpha R. F. Thorne 1966-4-29 36302 Los Angeles Catalina Island. Along Airport Road before turn-off to Middle Ranch Canyon. 457 Comment
  UCR11957  Microseris heterocarpa P. H. Raven 1960-4-8 15018 Los Angeles Western Transverse Range; Santa Monica Mtns., 1.2 mi west of Agoura along Ventura Blvd 213 Comment
  UCR155365  Microseris heterocarpa A. C. Sanders 2005-5-11 30129 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  RSA0086544  Microseris lindleyi R. G. Swinney 2011-5-3 14565 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UCR186966  Microseris lindleyi A. C. Sanders 2006-4-10 32013 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  UCR241088  Microseris lindleyi Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  RSA158340  Microseris lindleyi P. H. Raven 1962-4-9 17157 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  RSA659756  Microseris lindleyi Orlando Mistretta, E. Kellogg, Laurel Arnseth, Peter L. Morrell 1992-4-3 76 Los Angeles San Clemente Island. Comment
  RSA567167  Microsteris gracilis T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3903 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA784354  Microsteris gracilis Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 9 Los Angeles Road 7N23 turn from road 7N08 Comment
  RSA442652  Mimulus aurantiacus Edwin Kline 1924-6-22 14861 Los Angeles Arroyo Seco. San Gabriel Mountains. Comment
  SDSU10754  Mimulus aurantiacus H. Wedberg 1966-4-3 1202 Los Angeles Above Hill Drive and Neal, in Eagle Rock. 457 Comment
  RSA748187  Mimulus brevipes Scott D. White, Justin M. Wood 2009-5-6 12664 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UCR127190  Mimulus brevipes A. C. Sanders 2003-5-1 26245 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 396 Comment
  UCR200170  Mimulus brevipes Valerie Soza, Laura A. Moore 2000-5-10 855 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  LA200851  Mimulus cardinalis Harvey Anderson; August 1931 s.n. Los Angeles SANTA MONICA MOUNTAINS, Solstice Canyon Comment
  SEINET12269807  Mimulus cardinalis Unknown 1933-1 8415 Los Angeles near Los Angeles Comment
  RSA580689  Mimulus constrictus Tim S. Ross, S. D. Boyd 1994-5-25 7909 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  UCR190807  Mimulus floribundus R. G. Swinney 1998-8-6 6694 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  UCR252897  Mimulus floribundus R. G. Swinney 2010-5-29 13402 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  LA51863  Mimulus guttatus W. O. Griesel; 1936-4-25 sn Los Angeles Comment
  RSA724665  Mimulus guttatus K. Dobry 1991-5-13 509 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  CATA304  Mimulus guttatus Mark L. Hoefs 1973-6-5 324 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon, below Edison station, in stream 274 Comment
  RSA755846  Mimulus moschatus R. G. Swinney 2008-7-2 9124 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  UCR194262  Mimulus moschatus R. G. Swinney 1998-8-5 6651 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1280 Comment
  RSA622853  Mimulus pilosus Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1494 Comment
  UC1409077  Mimulus pilosus R. F. Thorne, C. W. Tilforth, J. Dourley, and R. Scoggin 1972-8-11 42216 Los Angeles Mt. Waterman San Gabriel Mts., Angeles National Forest (seepage area at top pf ski lift) 2377 Comment
  RSA158308  Minuartia douglasii P. H. Raven 1962-5-10 17718 Los Angeles Near head of canyon north of Thirst (south side), San Clemente Island. 427 Comment
  SBBG33609  Minuartia douglasii V. Soza with S. Boyd 2002-4-10 1413 Los Angeles W side of Haskell Cyn, Del Sur Ridge 564 Comment
  RSA611638  Minuartia pusilla Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10120 Los Angeles Liebre Mountains region: North base of Liebre Mountain in the San Andreas Rift Zone, at the point where Cow Spring drainage crosses Pine Canyon Road. 1158 Comment
  UCR59549  Mirabilis bigelovii Ed LaRue 1989-5-11 s.n. Los Angeles Western Mojave Desert, Palmdale, c. 0.5 mi (air) east of Alpine Springs [Mobile Home] Park, c. 0.5 mi. (air) north of point where Hwy 138 [=Sierra Hwy or Pearblossom Hwy] crosses California Aqueduct & c. 0.75 mi. (air) south of Ave. S 856 Comment
  RSA0026045  Mirabilis jalapa R. G. Swinney 2008-12-2 9929 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  RSA11021  Mirabilis laevis var. crassifolia Carl B. Wolf 1928-4-1 1607 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  RSA0009892  Mirabilis laevis var. crassifolia Marcus E. Jones 1882-2-25 3020 Los Angeles Pasadena. Comment
  CAS-BOT-BC384079  Mirabilis laevis var. villosa P. C. Everett; E. K. Balls 1959-5-22 23808 Los Angeles Big Rock Creek, n. slopes, San Gabriel Mts., from Valyermo 1219 Comment
  LA54254  Monardella saxicola Louis Wheeler; 1932-6-27 880 Los Angeles San Gabriel Mountains, 200 yds. NNE San Dimas Canyon Dam near the road 426 Comment
  CAS-BOT-BC349488  Monolopia lanceolata Samuel B. Parish 1887-6-1 1962 Los Angeles Elizabeth Lake Comment
  UCR162578  Muhlenbergia asperifolia Anuja Parikh, Nathan Gale 2004-7-3 2079 Los Angeles NE end of Santa Susana Mtns./Santa Clara River Valley, Newhall Ranch (study area 16), south of the river near Potrero Canyon 366 Comment
  RSA741094  Muhlenbergia californica Justin M. Wood 2008-11-21 244 Los Angeles 1.5 air miles NE of Big Tujunga Dam where Fall Creek crosses ANF Road (3N27). 800 Comment
  UCD86747  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles San Gabriel Mts. South Fork Big Rock Creek. 1600 Comment
  RSA0084492  Muhlenbergia microsperma R. G. Swinney 2010-4-13 12213 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  SFV22073  Muhlenbergia microsperma R. G. Swinney 2009-4-3 10279 Los Angeles San Gabriel Mountains Foothills in area of Duarte and Azusa. San Gabriel Canyon wash on east side of channel, 1.2 miles north of Foothill Blvd. 183 Comment
  RSA609043  Muilla maritima L. C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek at end of road and beginning of Burkhart Trail. 1585 Comment
  CAS-BOT-BC259796  Nassella cernua E. R. Blakley 1963-4-7 5530 -A Los Angeles Channel Islands. Santa Catalina Island. Viewpoint E of Wrigley Reservoir 441 Comment
  RSA618731  Nassella cernua Scott D. White 1998-5-19 6542 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 425 Comment
  CAS-BOT-BC259923  Nassella lepida H. E. Hasse 1895-4-8 s.n. Los Angeles Canons [Canyons] of Santa Monica Range Comment
  RSA617401  Nassella lepida Scott D. White 1998-6-4 6646 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between I-5 Fwy./Old Ridge Route and the lake. 427 Comment
  RSA726021  Nassella lepida A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26121 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  CAS-BOT-BC260142  Nassella pulchra F. A. MacF. 1935-3-6 13502 Los Angeles Mulholland Drive, Santa Monica Mountains Comment
  SBBG128266  Nassella pulchra D. Kasang, S. Lawrence-Gomez, A. Cheung, M. Zou, S. Ratay 2011-7-1 9 Los Angeles Deer Valley Trail 4 Comment
  UC934046  Nassella pulchra H. L. Cogswell 1951-5-8 92 Los Angeles 2/3 mi n San Dimas Foothill Co. Park (s-facing slope near bottom of small valley, at base of mts); San Gabriel Mts. 441 Comment
  CATA1689  Nasturtium officinale Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2984 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  POM155657  Nasturtium officinale M. B. Dunkle 1928-5-12 1925 Los Angeles Empire Landing, Santa Catalina Island. 183 Comment
  POM346626  Nasturtium officinale Barry Burnell 1969-5-22 135 Los Angeles San Antonio Canyon just below the narrows below Camp Baldy. San Antonio Creek Drainage Area. 1067 Comment
  RSA788858  Navarretia hamata J. Mark Porter, Lauren Machen 2012-5-28 15155 Los Angeles Claremont; Gravel pits S of Foothill Blvd. and between Claremont Blvd. and Monte Verde Ave. 380 Comment
  POM122756  Nemacaulis denudata var. denudata Marcus E. Jones 1925-9-15 s.n. Los Angeles Seal Beach Comment
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Jul 23 2014
  RSA725136  Nemacladus sigmoideus Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -25 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  SEINET3156472  Nemophila aurita G. B. Grant, W. Wheeler 1904-4-21 832 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  UC24222  Nemophila menziesii Harley P. Chandler 1897-2-10 Los Angeles Claremont 365 Comment
  UCR186487  Nemophila menziesii T. B. Salvato 2007-4-27 2094 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  RSA421308  Nemophila menziesii M. Bisbee 1917-6-2 s.n. Los Angeles Exposition Park Comment
  RSA598950  Nemophila menziesii var. integrifolia R. G. Swinney 1970-4-4 s.n. Los Angeles in and near Glendora Wilderness Park, Big Dalton Canyon 412 Comment
  SBBG64772  Nemophila menziesii var. integrifolia R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  RSA757334  Nemophila menziesii var. integrifolia Orlando Mistretta, Christine Mistretta 2008-4-3 2271 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass. Comment
  RSA250674  Nemophila menziesii var. menziesii Robert F. Thorne 1971-4-2 41426 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont. 549 Comment
  RSA0043176  Nemophila pedunculata A. C. Sanders, Mark A. Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25723 Los Angeles NE end of Santa Susand Mtns.: Newhall Ranch, canyon NE of Grapevine Mesa, SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of oil tanks near BM 1073. Comment
  POM126670  Nepeta cataria R. L. Pendleton 1908-7-3 1391 Los Angeles Santa Catalina Island, Chicken John s Ranch. 229 Comment
  RSA602752  Nicotiana attenuata Louis C. Wheeler 1967-8-1 10228 Los Angeles San Gabriel Mountains, Angeles National Forest, Middle Fork of Mill Creek. 1220 Comment
  RSA674747  Nicotiana attenuata Scott D. White, B. Leatherman 2001-7-25 8724 Los Angeles San Gabriel Mts: Hawthorne Youth Camp. About 6 miles W of Wrightwood, just N of Big Pines Hwy, near Jackson Lake. 1860 Comment
  RSA0060123  Nicotiana clevelandii J. B. Feudge 1923-7-1 48 Los Angeles Manhattan Beach. 6 Comment
  CHSC3687  Nicotiana glauca Mary MacArthur 1966-5-12 21 Los Angeles San Rafael Hills--Glendale College. 213 Comment
  RSA426789  Nicotiana glauca M. V. Hood 1939-4-28 s.n. Los Angeles San Francisquito Canyon. 305 Comment
  UC625744  Nicotiana glauca Annie M. Alexander 1939-6-26 851 Los Angeles Mint Canyon Comment
  IRVC28730  Nicotiana glauca A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25500 Los Angeles canyon draining into Santa Clara River Valley from the south off "Round Mtn." (peak 1476), north of Potrero Canyon NE end of Santa Susana Mtns. 305 Comment
  RSA601557  Nicotiana quadrivalvis Louis C. Wheeler 1967-6-15 9827 Los Angeles San Gabriel Mountains: Vicinity of Santa Clarita Hospital, Baker Ranch. Comment
  SEINET10818929  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3938 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UC7443  Nitrophila occidentalis J. Burtt Davy May 9 1896-May 24 1896 2249 Los Angeles margin of Dry Lake Antelope Valley Comment
  UCD97859  Nitrophila occidentalis Eldon Paddock 1951-8-1 s.n. Los Angeles Coyote Creek Wash, toward Norwalk. Comment
  CAS-BOT-BC516036  Nothoscordum bivalve Grace Cole Fleischman 1951-6-3 s.n. Los Angeles Garden of G.C. Fleishman; Pasadena Comment
  RSA0117868  Oenothera bistorta Robert L. Benson 1960-5-5 30 Los Angeles Blanchard Park. Pomona College. Claremont. 365 Comment
  IRVC28853  Oenothera californica Mark A. Elvin, Cathleen Weigand 2003-4-7 2441 Los Angeles Newhall Ranch Commerce Center, S of Castaic Creek, N of SR 126 Santa Clarita Valley 297 Comment
  SD82889  Oenothera californica R. F. Thorne, M. Z. Thorne 1969-7-10 38439 Los Angeles San Gabriel Mountains; Angeles National Forest; tributary to small stream south of Wrightwood-Big Pines Highway; ca. 1.5 miles west of Wrightwood, Swarthout Valley. 1951 Comment
  IRVC28614  Oenothera elata A. C. Sanders, Mark Elvin 2002-6-20 25239 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  RSA642692  Oenothera elata subsp. hookeri Orlando Mistretta 1992-7-14 711 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  LA202286  Oenothera speciosa Arthur C. Gibson; 2005-6-4 5033 Los Angeles Comment
  CATA445  Oligomeris linifolia Sara L. Crockett 1997-3-17 585 Los Angeles Santa Catalina Island: 0.25 mile NE on Cape Canyon Road from jct. with Middle Canyon Road, W side of road 243 Comment
  SBBG112825  Oligomeris linifolia S. A. Junak with K. Kirkland 1998-7-17 SCa 786 Los Angeles just inland from mouth of Silver Cyn 6 Comment
  POM321005  Opuntia ficus-indica Lyman Benson, L. Scheinvar 1975-2-16 LS- 1652 Los Angeles La Verne. Comment
  RSA0076194  Orobanche californica subsp. feudgei Carl B. Wolf 1936-5-27 7856 Los Angeles San Gabriel Mts., Aliso Canyon to Buckhorn Flats Road, 3.6 mi. above the camp summit (1st summit). 1889 Comment
  UC303077  Orobanche fasciculata J. W. Minthorn July 1920 Los Angeles Catalina Island, near Avalon. Comment
  UCR238100  Orobanche fasciculata Mark A. Elvin, Cathleen Weigand 2003-5-22 2902 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UC57486  Orobanche vallicola J. H. Barber 1898-7-3 Los Angeles Santa Monica Canyon 152 Comment
  RSA727402  Osmorhiza brachypoda R. G. Swinney 1998-5-30 6171 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA592396  Oxalis albicans subsp. californica Mark Hoefs 1974-5-1 441 Los Angeles Santa Catalina Island: NW side of Renton Mine Road. 137 Comment
  RSA600735  Oxalis albicans subsp. californica Louis C. Wheeler 1955-4-30 7146 Los Angeles San Jose Hills: ca 1/2 mile north-weserly from Puddingstone Dam. Comment
  SDSU602  Oxalis pes-caprae A. H. Gallup 1949-3-5 323 Los Angeles Lasca- common around cultivated area. 152 Comment
  UCR141034  Oxytheca parishii June Latting, Ted Hanes, et al 1977-10-15 s.n. Los Angeles San Gabriel Mountains, fuelbreak below Chilao Flat, Angeles Crest 1659 Comment
  UCR269586  Oxytheca trilobata R. G. Swinney 2011-6-29 15361 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  RSA196940  Oxytheca trilobata Noel Holmgren, James L. Reveal 1966-5-29 2610 Los Angeles San Gabriel mountains, ridge east of Mt. Gleason, 2.7 road miles west of Mill Creek summit. 1768 Comment
  CAS-BOT-BC316963  Packera ionophylla LeRoy Abrams; Ernest Alexander McGregor 1908-7-5 647 Los Angeles Swartout Canyon, desert slopes of the San Gabriel Mountains. 1828 Comment
  RSA473023  Packera ionophylla F. R. Fosberg 1931-8-12 S 5670 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  LA82451  Paeonia californica O. H. Kappler; 1941-2-19 82 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM50149  Paeonia californica L. R. Abrams 1901-04 1265 Los Angeles Santa Monica Mountains Comment
  UCD102591  Paeonia californica Kenneth A. Wilson; D. E. Bianchi 1961-2-2 828 Los Angeles San Gabriel Mountains. Little Tijunga Canyon, 2 miles north of Rt. 118. Comment
Read comments
Oct 29 2014
  RSA85311  Paeonia californica F. W. Peirson 1919-1-25 314 Los Angeles Foot of Arroyo Seco Canyon, Pasadena 381 Comment
  RSA617170  Panicum capillare LeRoy Gross 1998-9-18 58 Los Angeles Southern base of San Gabriel Mountains; Big Tujunga Wash east of the 210 freeway 365 Comment
  SD197846  Papaver californicum R. G. Swinney 2003-5-3 8191 Los Angeles San Gabriel Mountains: Glendora, Big Dalton Canyon Wilderness Park, upper drainage on ridge between Pavil and Pine canyons. 793 Comment
  CATA283  Papaver heterophyllum Mark L. Hoefs 1973-5-21 297 Los Angeles Santa Catalina Island: Canyon above Renton Mine Road 304 Comment
  SDSU11316  Parietaria hespera var. californica R. M. Beauchamp 1967-3-18 284 Los Angeles In moist, shady area on south slope of canton below Lemon Tank. San Clemente Island. 305 Comment
  SBBG120057  Parietaria hespera var. hespera A. C. Sanders 2003-5-22 26823 Los Angeles abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Fwy (which bisects pit) and N of Santa Fe RR, E of the San Gabriel River channel 171 Comment
  UCR117411  Passiflora caerulea Chet McGaugh 1999-12-20 s.n. Los Angeles Puente Hills, La Mirada Creek, just below Hacienda Country Club on east road in golf course, La Habra Heights 171 Comment
  UCR125410  Pectocarya anisocarpa A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25702 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  UCR205178  Pectocarya anisocarpa R. G. Swinney 2008-4-10 8638 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  UCR160799B  Pectocarya linearis David Charlton, Robb Fishman 1989-4-3 2873 B Los Angeles Western Mojave Desert, Palmdale, corner of 10th St. and Ave 'M' to Amargosa Creek wash 770 Comment
  UCR205071  Pectocarya linearis R. G. Swinney 2008-4-7 8616 B Los Angeles San Gabriel Mtns., Azusa, San Gabriel River floodplain, c. 100-300 m east of the channel, between Foothill Blvd. (Hwy 66) and I-210 Fwy 177 Comment
  RSA0113906  Pectocarya linearis subsp. ferocula LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7550 a Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA177784  Pectocarya linearis subsp. ferocula R. F. Thorne, P. Everett 1965-5-10 34459 Los Angeles Near Echo Lake, Santa Catalina Island 412 Comment
  RSA583041  Pectocarya linearis subsp. ferocula Tim Ross 1993-4-22 6896 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560ft), 1200m ESE of Cactus Peak summit, SE slope of 1528ft peak, not far below its summit. 456 Comment
  RSA594737  Pectocarya linearis subsp. ferocula T. S. Ross 1995-4-7 8350 Los Angeles 'OLD RIDGE ROUTE'': 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon. 619 Comment
  RSA756885  Pectocarya linearis subsp. ferocula Orlando Mistretta, Christine Mistretta 2008-4-8 2388 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road. (Segment 5, structure 32 per TRTP survey-2008) 965 Comment
  SD215434  Pectocarya penicillata Steve Boyd, Lauren Raz 1997-3-25 9279 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Crek drainage in broad alluvial valley at head of Cienaga Canyon south of Liebre Mountain, flats and slopes just northeast of ranch compound. 975 Comment
  UCR126910  Pectocarya penicillata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26196 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR187121  Pectocarya penicillata A. C. Sanders 2006-4-10 31983 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  POM368775  Pectocarya penicillata Frances Runyan 1973-4-15 34 Los Angeles 10-15miles SW of Gorman on mostly dirt road toward Piru Crek 1067 Comment
  RSA773620  Pectocarya setosa R. G. Swinney 2009-4-29 10582 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  SD42640  Pectocarya setosa Darley F. Howe 1947-5-4 Los Angeles Antelope Valley Comment
  UCR98798  Pectocarya setosa Steve Boyd, Lauren Raz 1997-4-16 9503 Los Angeles San Gabriel Mtns., Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 854 Comment
  UCR147759  Pedicularis densiflora Steve Boyd 2004-4-15 10900 Los Angeles Transverse Ranges; Liebre Mountains region, Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14 Comment
  SBBG12495  Pellaea andromedifolia P. H. Raven 1962-4-11 17304 Los Angeles ca. 1 mi S of Wilson Cove 121 Comment
  UC1215285  Pellaea andromedifolia Peter H. Raven 1962-4-11 17304 Los Angeles ca. 1 mi s Wilson Cove; San Clemente Isl 121 Comment
  UC812330  Pellaea andromedifolia F. R. Fosberg 1931-4-1 R 83 Los Angeles near Avalon (Hamilton Canyon); Santa Catalina Isl 60 Comment
  CAS-BOT-BC67711  Pellaea andromedifolia R. M. Beauchamp 1967-1-27 112 Los Angeles San Clemente Island - field east of Wilson Cove area. Comment
  RSA52504  Pellaea andromedifolia I. L. Wiggins 1949-2-22 11963 Los Angeles hillside near north-east end of San Clemente Island 30 Comment
  POM50298  Pellaea mucronata subsp. mucronata L. R. Abrams 1901-4-8 s.n. Los Angeles Verdugo Hills. Comment
  CHSC95752  Pellaea mucronata var. mucronata Joseph Marlowe Keefe 2001-1-19 30983 Los Angeles Vergudo Mountains. Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, CA 91040. 384 Comment
  CATA1817  Pennisetum clandestinum Benjamin E. Carter 2012-8-31 7017 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  POM175372A  Penstemon caesius Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Exposed ridge near north Baldy Peak, San Gabriel Mts. Comment
  UC1375427  Penstemon caesius R. F. and M. Z. Thorne 1969-7-10 38356 Los Angeles ca 1 1/2 mi se Dawson Saddle (along Angeles Crest Hwy, near Lodgepole Picnic Ground); San Gabriel Mts, Angeles National Forest 2316 Comment
  CHSC4738  Penstemon centranthifolius Mary MacArthur 1967-6-24 52 Los Angeles .7 mi. from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of road by intermittent stream bed, Angeles National Forest. 1584 Comment
  RSA698748  Penstemon centranthifolius LeRoy Gross, Paul Morton 2004-6-9 1334 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  SD234196  Penstemon centranthifolius Virginia Pinkus Ryder 1964-6-20 234 Los Angeles Switzer's Camp. W. slope. 1067 Comment
  UCR270212  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-7-7 15439 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
  POM17870  Penstemon grinnellii subsp. scrophularioides Philip A. Munz 1923-6-9 6916 Los Angeles Canyon, Six miles north of Elizabeth Lake. Comment
  LA51913  Penstemon heterophyllus var. australis J. A. Ewan; 1931-5-16 4204 Los Angeles Comment
  NY601641  Penstemon heterophyllus var. australis I. W. Clokey 05 1929 4522 Los Angeles Mandeville Canyon, Santa Monica Mountains 500 Comment
  SD112109  Penstemon heterophyllus var. heterophyllus Linda Allen 1975-6-15 Los Angeles Century Ranch, W. Santa Monica Mts., adj. to road cuts Comment
  RSA530061  Penstemon labrosus Tim S. Ross 1991-8-16 5849 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA579441  Penstemon labrosus Tim S. Ross, D. L. Banks 1994-6-21 7985 Los Angeles Vicinity of Pacifico Mountain: decending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca. 2325 m NW of Pac. Mtn's 7124-foot summit. 1915 Comment
  SFV14640  Pentagramma triangularis S. Jonsson 1989-4-19 s. n. Los Angeles Santa Susana Mountains In Bee Canyon of O'Melveny Park. On creek trail just past developed area. 425 Comment
  RSA0060337  Pentagramma triangularis M. B. Dunkle 1928-4-21 1882 Los Angeles Santa Catalina Island. Renton Mine. 304 Comment
  UC812467  Pentagramma triangularis subsp. triangularis F. R. Fosberg 1931-3-20 R 76 Los Angeles Hamilton Canyon; Santa Catalina Isl 35 Comment
  UCSB9857  Pentagramma triangularis subsp. triangularis McElwain, Isabelle 1953-2-6 Los Angeles Faculty Hill, UCLA Comment
  UCSB30919  Pentagramma triangularis subsp. viscosa Parker, V. 1974-3-27 Los Angeles On ocean exposed NE slope 600 ft. above ocean; Fisherman's Cove, Santa Catalina Island 182 Comment
  UCD116244  Peritoma arborea Jill Fariss; Robin Kinmont 1997-2-14 15 Los Angeles Sycamore Trail approx. 1/4 mile E of Sycamore Cove Campground. Comment
  UCR162503  Petalonyx thurberi subsp. thurberi Anuja Parikh, Nathan Gale 2004-9-10 2096 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  UCR189847  Phacelia R. G. Swinney 1998-7-21 6471 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA74794  Phacelia F. W. Peirson 1930-5-12 8788 Los Angeles on detritus from canyon wall, in lower part of Mint Canyon, NW of San Gabriel Mts Comment
  UCR252889  Phacelia affinis R. G. Swinney 2010-5-11 12649 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
  RSA580195  Phacelia cicutaria var. hispida Tim S. Ross, Steve D. Boyd 1994-5-25 7947 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  RSA703518  Phacelia cicutaria var. hispida Michael Honer 2004-6-22 2001 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  UC1069325  Phacelia cicutaria var. hispida A. D. Gifford 1934-5-8 200 Los Angeles head of Lake Canyon Triunfo Pass Quadrangle Comment
  POM17283  Phacelia cicutaria var. hispida P. A. Munz 1923-5-1 7778 Los Angeles Puddingstone Canyon, San Dimas 274 Comment
  RSA0040377  Phacelia cryptantha Richard G. Swinney 2010-5-11 12652 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
  SBBG126051  Phacelia cryptantha J. M. Wood 2010-5-10 1566 Los Angeles Little Rock Crk, downstream of Little Rock Reservoir, within 0.25 mi of the dam; San Gabriel Mtns 966 Comment
  SFV11581  Phacelia curvipes M. L. Vincent 1964-6-24 588 Los Angeles San Gabriel Mountains On Old Blue Ridge Road 0.5 miles from New Highway (Angeles Crest) at Grassy Hollow camping area. 2250 Comment
  UCR189724  Phacelia davidsonii R. G. Swinney 1998-7-10 6377 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
  UC107363  Phacelia distans T. S. Brandegee 1890-1 Los Angeles Santa Catalina Island Comment
  UCR229170  Phacelia distans Dan S. Cooper 2011-3-21 311- 29 Los Angeles Western Transverse Range; Santa Monica Mtns., Cahuenga Pass near Lakeridge Drive and 101 Fwy, Griffith Park 244 Comment
  HSC13686  Phacelia distans C. S. Apperson 1966-5-21 Los Angeles Tujunga wash, 1 mi. E of Hansen Dam Comment
  RSA648041  Phacelia distans Orlando Mistretta 1992-7-13 677 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA74931  Phacelia distans F. W. Peirson 1932-4-17 9866 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, SW Mojave Desert. 762 Comment
  POM426103  Phacelia douglasii Frances Runyan 1973-4-14 69 Los Angeles On dirt road just out of Gorman. 1067 Comment
  POM4487  Phacelia douglasii H. M. Hall 1902-5-1 3063 Los Angeles Vicinity of Elizabeth Lake 1067 Comment
  UC1047050  Phacelia egena L. R. Heckard 1953-6-16 513 Los Angeles on road to Big Pines about 2 mi nw Wrightwood 1889 Comment
  UC24408  Phacelia egena J. Burtt Davy 1896-5-20 2657 Los Angeles between Manzana and Gorman's Station; Antelope Valley Comment
  UC64058  Phacelia fremontii H. M. Hall Jun 3 1900-Jun 6 1900 1494 Los Angeles Swarthout Canyon San Antonio Mountains 2072 Comment
  UC809759  Phacelia fremontii Philip A. Munz 1949-4-26 13082 Los Angeles near Phelan; Mohave Desert 944 Comment
  CHSC98103  Phacelia grandiflora LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1039 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. 393 Comment
  JEPS1983  Phacelia grandiflora Samuel B. Parish June 1887 1929 Los Angeles Glendale Comment
  POM73539  Phacelia grandiflora H. E. Hasse 1889-08 s.n. Los Angeles near Santa Monica Comment
  UCR194768  Phacelia grandiflora Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 726 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park 518 Comment
  RSA138138  Phacelia grandiflora E. K. Balls 1960-5-23 24124 Los Angeles 0.5 mile N of Jct Mulholland Drive and road to Backus, Santa Monica Mts. 610 Comment
  JEPS2179  Phacelia hubbyi Frank W. Peirson 1920-3-28 2100 Los Angeles Tujunga Canyon San Gabriel Mountains 457 Comment
  UC56896  Phacelia imbricata subsp. imbricata Ernest Braunton 1902-6-6 393 Los Angeles Elysium Park Comment
  RSA0087876  Phacelia minor R. G. Swinney 2010-6-29 13373 B Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  RSA569924  Phacelia minor Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4836 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  POM3731  Phacelia minor C. F. Baker 1909-3-20 5247 Los Angeles Claremont. Comment
  RSA650543  Phacelia minor Dick Slanker 1949-4-20 s.n. Los Angeles San Dimas Canyon. 610 Comment
  RSA74501  Phacelia minor F. W. Peirson 1923-5-4 3488 Los Angeles Foot of canyon, Arroyo Seco near Pasadena 381 Comment
  RSA74162  Phacelia tanacetifolia F. W. Peirson 1920-3-28 2101 Los Angeles North slope of low hills at foot of Tujunga Canyon, w. end of San Gabriel Mountains. 457 Comment
  RSA682506  Phacelia viscida Scott D. White, Michael Honer 2003-5-7 9200 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  SFV6215  Phacelia viscida R. M. Muran 1974-3-29 57 Los Angeles Santa Monica Mountains Santa Ynez Canyon, on slope. 427 Comment
  UCR99492  Phacelia viscida Steve Boyd, Lauren Raz 1997-5-6 9722 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
  RSA620158  Phalaris aquatica L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Foster Ranch, Sycamore Canyon. South slope Johnstone Peak 731 Comment
  UCR274113  Phalaris paradoxa Steven A. Junak 1999-5-8 SCa- 907 Los Angeles California Islands, Santa Catalina Island, west side of Fern Canyon, in Cottonwood Canyon drainage, along abandoned road 122 Comment
  UCR88706  Pholistoma auritum Scott D. White, Chet McGaugh 1995-5-9 3009 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
  RSA459249  Pholistoma auritum var. auritum Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon. 457 Comment
  SBBG18721  Pholistoma racemosum E. R. Blakley 1963-4-9 5559 Los Angeles Santa Catalina Island 15 Comment
  POM354315  Phoradendron bolleanum subsp. densum Bonnie C. Templeton 1936-8-3 s.n. Los Angeles Mint Canyon. Comment
  UC220850  Phoradendron densum A. D. E. Elmer June 1902 3607 Los Angeles Acton Comment
  CAS-BOT-BC135149  Phoradendron juniperinum I. M. Johnston 1917-8-23 1718 Los Angeles Prairie Fk. of San Gabriel River. San Antonio Mountains 1432 Comment
  RSA572334  Phoradendron pauciflorum Vanessa Ashworth, Nigel Boyle 1994-8-23 62 Los Angeles Base of Mt. Baldy ski lift. Comment
  CAS-BOT-BC141142  Phoradendron serotinum subsp. macrophyllum Del Wiens 1954-1-10 893 Los Angeles intersection of Alexander and cucamonga avennues; Claremont 365 Comment
  HSC15924  Phoradendron serotinum subsp. macrophyllum C. E. Fellows 1965-12-20 191 Los Angeles 2 mi. S of Ventura Blvd. on Reseda Blvd., across from Deauville Country Club Comment
  CAS-BOT-BC141300  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd 1990-5-23 2625 Los Angeles Mt Gleason Area: NNW ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon. San Gabriel Mountains 1719 Comment
  POM354337  Phoradendron villosum Albert J. Perkins 1913-1-25 s.n. Los Angeles Mount Wilson, Sierra Madre. Comment
  RSA384018  Phyllospadix torreyi Freda Detmers 1932-11-27 16201 Los Angeles 3 miles N [W] of mouth of Topanga Canyon. Comment
  POM305697  Physalis philadelphica Henry J. Ramsey, Henry J. Ramsey 1937-8-29 969 Los Angeles Altadena. 396 Comment
  UCR108188  Pickeringia montana L. C. Wheeler 1952-12-21 7030 Los Angeles San Gabriel Mtns., San Gabriel Mountains, near mouth of Fern Canyon, Arroyo Seco. Comment
  RSA472033  Picris echioides A. M. Johnson 1933-5-17 s.n. Los Angeles Del Rey Salt Marsh. Comment
  SFV16296  Pinus coulteri J. D. Dilley 1996-7-18 84 Los Angeles San Gabriel Mountains Angeles National Forest, Mill Creek Summit on Angeles Forest Highway. Growing in gravely soil on a ridge top. 1494 Comment
  SFV18303  Pinus coulteri J. N. Hogue 2002-7-21 179 2 Los Angeles San Gabriel Mountains Angeles National Forest, Camp Eaton (= Camp Cumorah Crest), 3 km NE of Newcomb Ranch. 1860 Comment
  SEINET7761167  Pinus coulteri Unknown 1965-3-6 s.n. Los Angeles Angeles National Forest Comment
  RSA384339  Pinus jeffreyi L. E. Hoffman 1932-9-18 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Barley Flats. Comment
  UC1134054  Pinus monophylla A. Lewis 1934-2-1 271 Los Angeles 1.5 mi sw Una Lake; Elizabeth Lake 1219 Comment
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Dec 15 2014
  CATA3224  Pinus radiata Julia Parish 2016-11-17 016 Los Angeles Santa Catalina Island: South-southwest corner of Thompson Reservoir, next to old hacktower 217 Comment
  RSA384310  Pinus sabiniana Ora M. Clark 1928-10-7 s.n. Los Angeles Mountain canyons, s. w. Lancaster (sic.) Comment
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Mar 28 2014
  CAS-BOT-BC251008  Piptatherum miliaceum Tim Ross 1992-5-8 6304 Los Angeles San Gabriel Mtns: Glendora Ridge Road; N side of the ridge at the head of un-named E fork of Oak Canyon 1014 Comment
  UCR201413  Pistacia vera Justin M. Wood 2008-11-21 253 Los Angeles San Gabriel Mountains, Beartrap Canyon at confluence with Aliso Canyon 1026 Comment
  CAS-BOT-BC135934  Pittosporum undulatum Tim Ross 1993-4-23 6931 Los Angeles Santa Catalina Island - SW part of the island in Middle Canyon; riparian strip ca 30 m SE of Eagles' Nest Lodge; Collected near Eagles Nest Lodge, but plants of various sizes seen naturalized along the riparian area between here and Middle Ranch 144 Comment
  RSA0117719  Plagiobothrys arizonicus A. C. Sanders 2007-4-25 33591 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.7 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  POM98343  Plagiobothrys arizonicus P. A. Munz 1926-4-4 9997 Los Angeles Bouquet Canyon. Comment
  RSA655994  Plagiobothrys canescens James Henrickson 1985-3-30 19780 Los Angeles Ca. 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  RSA527627  Plagiobothrys canescens Steve Boyd 1990-4-8 4410 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  UCR47665  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1932-5-7 10648 Los Angeles Channel Islands, Santa Catalina Island, ridges south of Grand Canyon 457 Comment
  POM126484  Plagiobothrys canescens var. catalinensis George B. Grant, Walter Wheeler 1904-4-21 6159 Los Angeles Santa Catalina Island. Pacific Ocean off Southern California. Comment
  RSA646975  Plagiobothrys collinus var. fulvescens LeRoy Gross 2000-4-22 175 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 396 Comment
  RSA0115702  Plagiobothrys tenellus Andrew C. Sanders, Teresa B. Salvato 2007-4-24 33478 Los Angeles Tehachapi Mountains: hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c.1.25 mi SW of National Cement Plant. 1159 Comment
  SD237381  Plagiobothrys tenellus R. G. Swinney 2009-6-2 11020 Los Angeles Transverse Range; San Gabriel Mountains: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy (Chilao Flat 7.5'Q) 1720 Comment
  RSA401974A  Plantago erecta Samuel R. Tyson 1943-4-2 s.n. Los Angeles San Dimas Canyon. 442 Comment
  RSA603896  Plantago erecta Louis C. Wheeler 1975-5-14 s.n. Los Angeles San Gabriel Mountains: Head of East Fork Little Tujunga. Comment
  UCD124488  Plantago erecta Robert F. Thorne 1966-4-5 35870 Los Angeles Santa Catalina Island, Cottonwood Canyon. 106 Comment
  UCR139945  Plantago indica L. C. Wheeler 1964-10-11 8637 Los Angeles Los Angeles Basin region; San Gabriel Valley, South El Monte, just south of Rush Street, extended Rio Hondo 67 Comment
  RSA402059B  Plantago lanceolata L. E. Hoffman 1929-5-5 s.n. Los Angeles Arroyo Seco-Ave. 57-Los Angeles river bottom Comment
  UCR132311  Plantago major John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  SBBG128195  Plantago ovata M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas, M. Walgren 2000-7-19 2188 Los Angeles ca. 0.2 mi S from the end of rd that runs S from Eel Point 69 Comment
  RSA720611  Platanthera sparsiflora Richard G. Swinney 1997-7-22 5710 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area 2073 Comment
  CAS-BOT-BC93187  Platanus racemosa Joseph Andorfer Ewan 1937-8-23 11050 Los Angeles San Gabriel Mountains. Tijuga Creek near mouth of canyon. Comment
  RSA401713A  Platanus racemosa Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  UCR186052  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills, lower Big Sycamore Canyon 1000 Comment
  POM312  Platystemon californicus I. M. Johnston 1917-4-11 13777 Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA249790  Platystemon californicus Robert F. Thorne 1973-5-11 43480 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
  UC64139  Platystemon californicus H. M. Hall Jun 3 1900-Jun 6 1900 1520 Los Angeles Swarthout Canyon; San Antonio Mountains, Swarthout Canyon 1737 Comment
  RSA618988  Pluchea odorata LeRoy Gross 1998-9-20 80 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  UC35680  Pluchea sericea Dr. A. Davidson June 1892 Los Angeles Wilsons Peak Comment
  UCSB452  Poa pratensis Philbrick, Ralph 1955-4-20 Los Angeles Quad, Pomona College Comment
  RSA484195  Poa pratensis S. F. Patton 1914-5-3 s.n. Los Angeles City Lawns Comment
  UCR190524  Poa secunda R. G. Swinney 1990-5-2 1582 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora, at east end of Eagle Ridge, north of new homes 305 Comment
  JEPS85780  Poa secunda subsp. secunda Roy E. Buck 1988-6-16 961 Los Angeles 21 air km nne Castaic (2.5 air km se of Hidden Lake, immediately above confluence of intermittent stream from se, along trail in Shake Canyon just below (n) of Upper ..) 1304 Comment
  RSA484213  Poa secunda var. secunda Robert M. Perkins 1937-4-2 302 Los Angeles San Gabriel Canyon. Comment
  SBBG109959  Polygonum argyrocoleon L. C. Wheeler 1962-5-20 8086 Los Angeles Catalina Island Terminal, Avalon Blvd and Canal Street Comment
  UCD100160  Polygonum aviculare subsp. depressum J. Warren 1952-5-25 s.n. Los Angeles Hershey Hall, UCLA. 121 Comment
  UCR232373  Polygonum ramosissimum subsp. ramosissimum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8031 Los Angeles Mojave Desert, Antelope Valley, along west side of Sierra Highway, near Amargosa Creek drainage, south of Avenue E and north of Avenue F 703 Comment
  SBBG98477  Polypodium californicum T. Ross 1991-5-21 5396 Los Angeles upper E branch of Box Cyn 457 Comment
  RSA534037  Polypodium californicum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5282 Los Angeles San Clemente Island. Westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']). Upper portion of drainage. 305 Comment
  UCSB62300  Polypodium californicum Kiefer, Lawrence 1966-9-5 Los Angeles San Gabriel Mtns., E fork of the San Gabriel River, ca. 0.5mi above Fish Fork Camp 1066 Comment
  UCSB62348  Polypodium californicum Kiefer, Lawrence 1967-1-21 Los Angeles San Gabriel Mtns., NE of Sunland, Trail Canyon, tributary of Big Tujunga Canyon, ca. 1/4mi upstream Comment
  UCSB62443  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62470  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UC729759  Polypogon interruptus Carl B. Wolf 1932-5-12 3609 Los Angeles Middle Ranch Canyon Santa Catalina Island (near bridge on Lower Road to Isthmus); , Middle Ranch Canyon 30 Comment
  CAS-BOT-BC232412  Polypogon monspeliensis P. Munz; L. Street; G. Williams 1919-5-3 2655 Los Angeles Santa Ana River Canon [Canyon] Comment
  RSA226235  Polypogon monspeliensis Gary D. Cromwell, David W. Wheat 1971-7-1 696 Los Angeles Mystic canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  UC729670  Polypogon monspeliensis Carl B. Wolf 1932-5-9 3427 Los Angeles on road to Pebbly Beach 1/2 mi from Avalon Santa Catalina Island (Santa Catalina Island); , rd to Pebbly Beach 7 Comment
  UCR270904  Polypogon monspeliensis R. G. Swinney 2011-5-26 14871 B Los Angeles San Gabriel Mountains, 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. 1073 Comment
  SEINET11681494  Polypogon monspeliensis Unknown 1933-1 8492 Los Angeles near Los Angeles Comment
  RSA177766  Polypogon viridis R. F. Thorne, Percy C. Everett 1965-5-10 34436 -A Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  RSA0019766  Polystichum imbricans subsp. imbricans Orlando Mistretta, Christine Mistretta 2011-7-1 5892 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  UCR184095  Populus fremontii A. C. Sanders 2007-4-13 33407 Los Angeles Tehachapi Mtns. Foothills, southeast of National Cement Plant, along creek just below Kern Co. line 1006 Comment
  CATA1973  Populus trichocarpa F. R. Fosberg 1931-4-28 4704 Los Angeles Santa Catalina Island: Eagle's Nest, Middle Ranch Canyon 180 Comment
  RSA234631  Populus trichocarpa Robert F. Thorne 1970-3-6 39382 Los Angeles Santa Catalina Island. Along road to Ben Weston Beach (Mills Landing). 91 Comment
  RSA0091097  Portulaca oleracea R. G. Swinney 2011-7-7 15464 Los Angeles Camp Colby (Colby Ranch), central camp area 1098 Comment
  JEPS42951  Potamogeton illinoensis Frank W. Peirson 1921-6-19 2469 Los Angeles Crystal Lake; San Gabriel Mountains 1676 Comment
  CAS-BOT-BC453819  Potamogeton nodosus Dr. A. Davidson 1893-1-1 s.n. Los Angeles Garvanza Comment
  POM366510  Potentilla glandulosa subsp. nevadensis Bonnie C. Templeton 1932-7-20 5014 Los Angeles Big Pines Park. 2092 Comment
  UC1128358  Prunus fasciculata H. S. Yates 1936-4-6 5404 Los Angeles near Valyermo 1371 Comment
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Apr 28 2010
  RSA518461  Prunus fasciculata var. fasciculata Gary D. Wallace 1966-4-24 503 Los Angeles Along Road 4N09 south to Mile High from Highway 138. 1829 Comment
  RSA613728  Prunus fasciculata var. fasciculata Louis C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon 1/4 mile south-southwest of Blum Ranch. 915 Comment
  LA105366  Prunus ilicifolia Barry A. Prigge; 1989-4-23 8465 Los Angeles Santa Susana Mountains, Devil Canyon: 1.4 air mi. NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 518 Comment
  RSA0094388  Prunus ilicifolia Richard G. Swinney 2011-5-31 14935 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA651522  Prunus ilicifolia subsp. ilicifolia Glenda Long 1981-4-26 18 Los Angeles West Fork of San Gabriel Canyon, right up side of road 10 feet from stream bed. 0.25 mile up from canyon. Comment
  RSA675868  Prunus ilicifolia subsp. ilicifolia LeRoy Gross 2003-3-7 780 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. A short distance east [from given coordinates]. 518 Comment
  SDSU9173  Prunus ilicifolia subsp. ilicifolia Gerald Collier 1951-4-17 M 241 Los Angeles Immediately south of Vivarium, UCLA Campus. Comment
  RSA151291  Prunus lyonii Peter H. Raven 1962-5-9 17703 Los Angeles Canyon north of Gray, San Clemente Island. 305 Comment
  RSA534015  Prunus lyonii Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5278 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396') 305 Comment
  SBBG105382  Pseudognaphalium biolettii R. M. Beauchamp 1976-5-22 4121 Los Angeles N side of cyn, below Lemon Tank 313 Comment
  SBBG95426  Pseudognaphalium biolettii M. B. Dunkle 1932-5-29 2973 Los Angeles White's Landing Comment
  UC468782  Pseudognaphalium biolettii C. F. Millspaugh 1920-1-12 4584 Los Angeles Wishbone Santa Catalina Island, Wishbone Comment
  UC483205  Pseudognaphalium biolettii L. R. Abrams and I. L. Wiggins 1931-7-6 375 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  UCR17990  Pseudognaphalium biolettii G. R. Johnstone 1934-5-20 s.n. Los Angeles Channel Islands, Santa Catalina Island, Descanso Canyon, near Avalon above Descanso Bay 91 Comment
  UCR200143  Pseudognaphalium biolettii Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 805 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  UC1118446  Pseudognaphalium biolettii P. L. Johannsen 1934-1-12 226 Los Angeles w head Corral Canyon; Calabasas Quad. 426 Comment
  UC1211005  Pseudognaphalium californicum Huron H. Smith 1912-5-1 4882 Los Angeles Eagle Rock Valley 152 Comment
  UCR272537  Pseudognaphalium californicum R. G. Swinney 2011-5-6 14595 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  HSC12743  Pseudognaphalium californicum Wendell Wood 1970-6-23 37 Los Angeles Linda Vista Rd. and Figueroa. Glendale 457 Comment
  RSA0116331  Pseudognaphalium luteoalbum Steve A. Junak 1999-7-15 SCa- 1028 Los Angeles Santa Catalina Island. Bulrush Canyon. 238 Comment
  NY63564  Pseudotsuga macrocarpa V. Duran 1933-7-27 3537 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  POM36281  Psilocarphus brevissimus H. E. Hasse 1890-07 s.n. Los Angeles [Unspecified] Comment
  UC42939  Pteridium aquilinum var. pubescens W. H. Brewer 1860-12-18 64 Los Angeles <Sierra Sta. Monica> Comment
  RSA0080780  Pterostegia drymarioides R. G. Swinney 2010-4-15 12245 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  RSA586345  Pterostegia drymarioides Orlando Mistretta 1995-3-17 1548 Los Angeles San Gabriel Mountains: slopes NW of Little Rock Reservoir. On Emma section of Little Rock creek Managment Unit. 1250 Comment
  UCD100930  Pterostegia drymarioides Daryl Koutnik; John Cuti 1978-4-12 347 Los Angeles Northeastern Verdago Mountains near La Tuna Canyon. 609 Comment
  RSA86647  Purshia tridentata var. glandulosa F. W. Peirson 1926-4-27 6668 Los Angeles San Gabriel Mountains. North side of San Gabriel Mountains, Rock Creek. 1296 Comment
  RSA401598A  Pycnanthemum californicum F. R. Fosberg, Joseph A. Ewan 1931-8-13 55442 Los Angeles Big Cienega, Pine Flats, N Fork San Gabriel River. 2000 Comment
  RSA83435  Pycnanthemum californicum F. W. Peirson 1951-1 184 Los Angeles San Antonio Canyon. Comment
  UC993205  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  SDSU6973  Quercus X grandidentata A. H. Gallup 1947-10-17 65 Los Angeles At mouth of Monrovia Canyon in wash. 229 Comment
  UCD46920  Quercus X macdonaldii I. W. Clokey 1930-9-11 5327 Los Angeles Larel St., South Pasadena. Comment
  UC1135346  Quercus agrifolia F. H. Raymond 1930-1-13 21 Los Angeles Head of Puerco Canyon Calabasas Quad. 243 Comment
  LA32176  Quercus berberidifolia Peter H. Raven; 1959-3-8 13838 Los Angeles 365 Comment
  RSA670627  Quercus berberidifolia Bonnie C. Templeton, I. W. Clokey 1930-4-2 1433 Los Angeles Mulholland Dr., Northwest of Hollywood. Santa Monica Mountains. Comment
  SBBG111418  Quercus berberidifolia J. M. Tucker 1948-9-26 1879 Los Angeles 11.4 mi W of Palmdale, beside rd to Elizabeth Lake Comment
  SEINET13203224 Image available Quercus chrysolepis R. G. Swinney 2011-1 15884 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  UCR190128  Quercus chrysolepis R. G. Swinney 1998-8-27 6794 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  CHSC95853  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 306 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in the city of Glendale. Following fire break up to main crest (to Beaudry fire road). 609 Comment
  POM186286  Quercus durata var. gabrielensis Joseph A. Ewan 1933-7-4 7852 Los Angeles Sturdevant Trail, Santa Anita Canyon, San Gabriel Mountains 1067 Comment
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Feb 3 2011
  RSA476605  Quercus durata var. gabrielensis H. de Forest 1932-8-15 s.n. Los Angeles Verdugo Valley Comment
  RSA476762  Quercus durata var. gabrielensis L. E. Hoffman 1931-11-9 s.n. Los Angeles Millards Canyon. Comment
  RSA476791  Quercus engelmannii J. R. Brown 1937-10-24 s.n. Los Angeles Tournament Park, Pasadena Comment
  RSA610962  Quercus engelmannii Louis C. Wheeler 1936-1-19 4074 Los Angeles Monrovia: Edge of San Gabriel Mountains, just above Pottinger Sanitarium. 290 Comment
  RSA654504  Quercus engelmannii Lyman Benson 1946-12-20 12266 Los Angeles Thompson Creek, just north of San Antonio Ave. NW of Claremont. San Gabriel Mt. 457 Comment
  UC533190  Quercus engelmannii Joseph Andorfer Ewan 1900-1 8487 a Los Angeles San Gabriel Mountains Comment
  UC72506  Quercus engelmannii Geo. B. Grant Jun 1902 1086 Los Angeles Pasadena Comment
  SBBG44656  Quercus garryana var. breweri W. B. Holt 1941-10-19 6 -1941 Los Angeles not far from Artesian Spring Camp, rd E of reservoir, Bouquet Cyn to Loma Pelona Lookout Comment
  SD230236  Quercus john-tuckeri Steve Boyd 1997-9-17 10046 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 853 Comment
  IRVC29076  Quercus kelloggii June Latting 1977-10-16 s.n. Los Angeles 1/2 mile west of Big Pine Ranger Station. San Gabriel Mountains 2104 Comment
  CAS-BOT-BC61540  Quercus lobata Le Roy Abrams 1901-4-4 1335 Los Angeles Chatsworth Park Comment
  POM296401  Quercus pacifica Lyman Benson, Joseph Lanjouw 1953-5-2 15106 -b Los Angeles Catalina Island. North face of Swain Canyon, Whites Landing 366 Comment
  UC483363  Quercus pacifica L. R. Abrams and I. L. Wiggins 1931-7-4 323 Los Angeles White's Landing Channel Islands, Santa Catalina Island Comment
  CAS-BOT-BC104430  Quercus tomentella R. M. Beauchamp 1967-1-29 163 Los Angeles San Clemente Island, in canyon W of Thirst Comment
  SJSU638  Quercus tomentella F. R. Fosberg 1931-12-11 7155 Los Angeles Gallagher's Canyon rt fk, Santa Catalina Island 39 Comment
  UCD47348  Quercus tomentella James Bartolome 1990-3-14 s.n. Los Angeles San Clemente Island; in steep canyon on eastern coast of island. 365 Comment
  OBI36780  Quercus wislizeni David J. Keil 1980-3-27 13734 Los Angeles 1 mi E of Ridge rte on Pine Canyon rd (L.A. county rd N-2) 1189 Comment
  UC1135918  Quercus wislizeni var. frutescens A. Lewis Feb 1934 256 Los Angeles Head of San Francisquito Canyon Angeles National Forest, Elizabeth Lake Quad. 1127 Comment
  CAS-BOT-BC362465  Rafinesquia californica Tim Ross; Steve Boyd 1993-5-23 7270 Los Angeles Liebre Mountains, NW Los Angeles Co. Steep, northerly draw draining from saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring 896 Comment
  JEPS112753  Rafinesquia californica Dean W. Taylor 2002-4-30 18023 Los Angeles upper headwaters Haskell Canyon, Del Sur Ridge, Angeles National Forest 609 Comment
  RSA0106737  Rafinesquia californica R. G. Swinney 2011-5-19 14766 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  RSA632432  Rafinesquia californica Valerie L. Soza, Kent Hughes 1999-7-1 607 a Los Angeles San Gabriel Mountains: Van Tassel Ridge, off Van Tassel Ridge road, vicinity of Mt. Bliss. 1036 Comment
  UC1594364  Rafinesquia californica Tim Ross 1992-5-17 6340 Los Angeles center w side San Gabriel Reservoir (short easterly spur canyon along Highway 39); San Gabriel Mountains 463 Comment
  CDA8524  Rafinesquia californica T. C. Fuller, T. Suzuki 1958-5-9 s.n. Los Angeles Highland Drive & Flintridge, near La Canada. 0 Comment
  LA52187  Ranunculus californicus D. Dunn; 1941-2-22 690 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. Comment
  UC827661  Ranunculus californicus Marcus E. Jones, A. M. 1882-5-3 3220 Los Angeles Pasadena Comment
  RSA79212  Ranunculus californicus G. R. Campbell 1952-3-22 18509 Los Angeles Way Hill, San Dimas. 335 Comment
  SEINET8696648  Ranunculus californicus G. B. Grant 1902-1 1109 Los Angeles Lincoln Park. Comment
  RSA188243  Raphanus raphanistrum R. F. Thorne, P. Everett 1965-6-22 34924 Los Angeles Catalina Island. South of Avalon golf course. 91 Comment
  RSA399209  Reseda alba Anstruther Davidson 1893-6-10 s.n. Los Angeles Pasadena. Comment
  UCR223521  Rhamnus californica R. G. Swinney 2009-6-24 11232 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA529892  Rhamnus californica subsp. californica Tim S. Ross 1991-8-16 5799 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  RSA585761  Rhamnus californica subsp. californica Orlando Mistretta 1995-7-11 1894 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  CAS-BOT-BC59935  Rhamnus crocea B. D. Stark 1933-2-19 4530 Los Angeles 2.5 mi. e. of Nuevo. 457 Comment
  CAS-BOT-BC59971  Rhamnus crocea Louis Wheeler 1932-4-1 539 Los Angeles Near La Verne 403 Comment
  RSA2995  Rhamnus crocea Carl B. Wolf 1932-3-4 2668 Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  UC457337  Rhamnus crocea Carl Epling 1931-5-2 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  POM86949  Rhamnus ilicifolia Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  UCR272020  Rhamnus ilicifolia R. G. Swinney 2010-4-28 12407 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA390828  Rhamnus ilicifolia Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Manderville Canyon 200 Comment
  CAS-BOT-BC59824  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3503 Los Angeles Santa Catalina Island. Avalon Canyon, agbove last almond orchard. 121 Comment
  RSA3558  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3502 Los Angeles Avalon Canyon, Santa Catalina Island. 122 Comment
  RSA390863  Rhamnus pirifolia F. R. Fosberg 1931-5-14 S 4874 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  SDSU10370  Rhamnus pirifolia D. F. Howe 1953-5-3 2278 Los Angeles Mouth of Wain Canyon, Santa Catalina Island. Comment
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Jun 10 2014
  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
  LA200133  Rhus integrifolia Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  RSA0124239  Rhus integrifolia P. H. Raven 1959-3-1 13814 Los Angeles Santa Monica Mountains. Vermont Canyon. Griffith Park. 244 Comment
  RSA650231  Rhus integrifolia Donald W. Harshberger 1949-2-15 s.n. Los Angeles Glendora foothills 152 Comment
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Mar 8 2013
  SBBG12015  Rhus integrifolia E. R. Blakley 1962-1-7 4834 Los Angeles head of Avalon Valley 152 Comment
  SD69002  Rhus integrifolia Robert F. Thorne, D. Propst 1968-5-28 37670 Los Angeles Santa Catalina Island, south-facing slope of Salta Verde Ridge 424 Comment
  SDSU2183  Rhus integrifolia R. M. Beauchamp 1967-1-27 122 Los Angeles On slope south of Wilson Cove. San Clemente island. Comment
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Oct 13 2011
  UC557728  Rhus integrifolia Nell Murbarger May, 1936 180 Los Angeles San Clemente Island Comment
  RSA584020  Rhus ovata T. S. Ross, Steve D. Boyd 1991-4-25 4576 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River. 841 Comment
  RSA659802  Rhus ovata Fred Brooks 1988-4-23 26 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA127438  Rhus trilobata var. quinata H. J. Thompson 1959-3-15 1863 Los Angeles Along dry creek, near junction with Sepulveda Canyon, Mission Canyon. 305 Comment
  CAS-BOT-BC92277  Ribes amarum John Thomas Howell 1928-2-9 3332 Los Angeles San Gabriel Mountains. Santa Anita Canon [Canyon]. Comment
  UC2029986  Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles SAN GABRIEL MOUNTAINS: Arroyo Seco. Comment
  RSA127912  Ribes aureum var. gracillimum Peter H. Raven 1959-3-1 13827 Los Angeles Griffith Park, north of junction of Vista del Valle Drive with Hollywood Drive. 396 Comment
  SFV1607  Ribes aureum var. gracillimum K. A. Wilson 1961-3-11 978 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  RSA450260  Ribes californicum var. hesperium J. C. Roos 1966-2-4 s.n. Los Angeles Claremont. Comment
  RSA278303  Ribes cereum var. cereum John F. Emmel 1976-7-13 552 Los Angeles NE upper slope of Mount San Antonio. 3049 Comment
  CAS-BOT-BC108874  Ribes divaricatum var. parishii I. M. Johnston 1918-7-28 2101 Los Angeles San Gabriel River at El Monte. 91 Comment
  LA205442  Ribes indecorum C. F. Baker; sn Los Angeles Claremont Comment
  RSA640253  Ribes indecorum Robert F. Thorne 1971-3-25 41505 Los Angeles San Gabriel Mountains: Lower Evey Canyon off San Antonio Canyon 716 Comment
  SEINET3095402 Image available Ribes indecorum Dick Swinney 1990-1-6 1508 Los Angeles San Gabriel Mountains, 70 yards W of Glendora Mountain Road, just N of Glendora Ridge Motorway, on an old dirt road. Comment
Read comments
Oct 1 2020
  UCR198325  Ribes indecorum Gary Kovnat, LeRoy Gross 2003-1-19 03 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail Comment
  CAS-BOT-BC173416  Ribes malvaceum W. R. Dudley 1903-4-3 s.n. Los Angeles Santa Margarita Mts., near R.R. tunnel Comment
  SEINET6033051 Image available Ribes malvaceum Scott D. White 1997-11-25 s.n. Los Angeles San Gabriel River Canyon: N of Azusa; alluvial bench S of unnamed dirt access road to gauging stn. below Morris Dam; just SE of private orchard. T1N R10W S13, 14, 24 259 Comment
  UCR205050  Ribes malvaceum R. G. Swinney 2008-3-31 8584 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  UCR277177  Ribes nevadense R. G. Swinney 2010-9-30 13947 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  UCR124716  Ribes roezlii var. roezlii B. C. Templeton 1933-6-15 5128 Los Angeles San Gabriel Mtns., East Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  POM48598  Ribes viburnifolium Blanche Trask 1896-02 s.n. Los Angeles Santa Catalina Island Comment
  CATA3457  Ricinus communis Benjamin J. Dion, Peter Dixon 2017-7-13 038 Los Angeles Santa Catalina Island: Channel Side; in thick drainage on borders of watersheds White's Landing, Echo Lake, and China Wall 48 Comment
  RSA593504  Rigiopappus leptocladus Steve Boyd, Orlando Mistretta 1996-5-1 8763 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  UCR95734  Rigiopappus leptocladus Steve Boyd, O. Mistretta 1996-5-1 8763 Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  RSA596799  Robinia pseudoacacia T. S. Ross, J. Mark Porter 1995-5-4 8506 Los Angeles Texas Canyon: at the confluence of Mystic Canyon: ca 3.05 road miles NE of Bouquet Canyon Road. 610 Comment
  RSA652727  Robinia pseudoacacia D. Bartholomew 1961-5-20 s.n. Los Angeles San Antonio Dam along the Mt. Baldy Rd. Comment
  CAS-BOT-BC92176  Romneya coulteri var. coulteri June Giddings s.n. Los Angeles Altadena. Comment
  CAS-BOT-BC147487  Rosa californica I. M. Johnston 1917-7-29 1590 Los Angeles San Antonio [Canon] Canyon 1600 Comment
  LA91480  Rosa californica Bruce Douglas Clayton; Greg Shaw 1972-4-7 80 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway up firebreak on peak BDC. 472 Comment
  OBI13585  Rosmarinus officinalis Unknown 1960-5-29 s.n. Los Angeles Pierce College campus, Canoga Park, Los Angeles 244 Comment
  UCR98780  Rubus discolor Steve Boyd, T. S. Ross 1997-3-21 9214 Los Angeles Liebre Mountains, Portal Ridge, about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring 1183 Comment
  CAS-BOT-BC158816  Rubus ursinus P. A. Munz; L. Street; G. Williams 1919-4-5 2471 Los Angeles Puddingstone Canyon Comment
  RSA0013593  Rubus ursinus Orlando Mistretta, Christine Mistretta 2011-6-30 5781 Los Angeles North Fork Mill Creek; along Forest Road 3N27. 1200 Comment
  RSA653902  Rubus ursinus Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 816 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 549 Comment
  RSA0073114  Rubus ursinus Mark L. Hoefs 1995-5-23 2079 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon, near road to Bulrush Canyon. 116 Comment
  POM2345  Rumex acetosella Harry Pruett 1909-1 s.n. Los Angeles Claremont. Comment
  SBBG31067  Rumex crispus R. F. Thorne with P. C. Everett 1965-5-11 34667 Los Angeles Picnic Ground 426 Comment
  POM50454  Rumex hymenosepalus L. R. Abrams 1901-04 1399 Los Angeles La Cananda Comment
  SBBG33301  Rumex hymenosepalus D. Myrick 1969-4-21 2072 Los Angeles near Hi Vista 914 Comment
  RSA0091086  Rumex salicifolius R. G. Swinney 2011-6-29 15357 Los Angeles Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  CAS-BOT-BC454160  Ruppia maritima Peter H. Raven; Henry J. Thompson 1959-10-18 14656 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Near mouth of Topanga Creek 1 Comment
  RSA653882  Sagina apetala Valerie L. Soza, Steve Boyd 2000-4-26 796 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  UCR149891  Salazaria mexicana R. G. Swinney 1999-6-18 7322 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  UCSC001511  Salazaria mexicana Peter Kamb 1948-5-6 971 Los Angeles Hot hillside above wash San Gabriel Mts, Little Rock (Lower Sonoran Zone. Desert foothills of the San Gabriel Mts above Little Rock) 975 Comment
  SDSU5645  Salicornia subterminalis R. M. Beauchamp 1967-3-17 245 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC125938  Salix X rubens Geo. B. Grant 1905-4-15 s.n. Los Angeles Oak Knoll, Pasadena Comment
  CAS-BOT-BC103173  Salix bonplandiana Carl W. Sharsmith 1932-1-17 11 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  UCR62108  Salix exigua R. G. Swinney 1990-3-5 1520 Los Angeles San Gabriel Mtns., San Gabriel Mtns, Morgan Canyon debris basin 366 Comment
  RSA0042227  Salix exigua Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-6 3019 Los Angeles Santa Catalina Island: Parson's Landing. 5 Comment
  HSC19944  Salix exigua var. hindsiana G. E. Anderson 1966-4-6 44 Los Angeles 1 mi. N of Topanga, off Hwy. 27 on side road Comment
  LA52085  Salix exigua var. hindsiana Carl Hedin; J. A. Ewan 1932-4-22 7636 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, 0.4 km E of Radford Dr. 176 Comment
  UCR209143  Salix gooddingii Dan S. Cooper 2009-1-29 109- 26 Los Angeles Los Angeles Basin, Athens area, SW corner of W 135th St. and Main St., South Los Angeles 34 Comment
  LA34159  Salix laevigata Peter H. Raven; Henry J. Thompson 1959-9-6 14396 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  POM48311  Salix laevigata Philip A. Munz 1925-2-22 9344 Los Angeles Santa Susanna. Comment
  RSA10989  Salix laevigata Carl B. Wolf 1928-3-29 1581 Los Angeles 2 mi. east of Sandbergs on road to Pine Canyon 1098 Comment
  RSA522449  Salix laevigata Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4056 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  RSA588085  Salix laevigata Orlando Mistretta 1994-5-25 1255 Los Angeles Little Rock Creek, near confluence of Little Rock Creek and S Fork of Little Rock Creek. 1280 Comment
  UC184273  Salix laevigata A. D. E. Elmer June, 1902 3673 Los Angeles Lancaster Comment
  LA208797  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-25 7661 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  RSA776519  Salix lasiolepis Jane Tirrell 2011-5-26 LS- 9 a Los Angeles Along north side of Highway 2 near mile marker 67.7. 2284 Comment
  SBBG57849  Salix lasiolepis C. W. Sharsmith 1932-2-11 10 Los Angeles lower San Gabriel Cyn, ca. 9.5 km above Azusa 300 Comment
  UC492439  Salix lasiolepis F. R. Fosberg 1931-1-26 7179 Los Angeles Topanga Canyon Santa Monica Mts., Topanga Canyon 225 Comment
  UCR205032  Salix lasiolepis R. G. Swinney 2001-9-15 8188 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  UCR209275  Salix lasiolepis R. G. Swinney 2008-10-7 9483 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  UCR270510  Salix lasiolepis R. G. Swinney 2011-5-26 14857 Los Angeles San Gabriel Mountains, 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. 1073 Comment
  UC506468  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-3-15 7641 Los Angeles Comment
  UCR207626  Salpichroa origanifolia O. F. Clarke 2004-4-27 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco near Pasadena Comment
  CDA20798  Salsola australis B. Villegas 2002-8-21 B 247 -2 Los Angeles Los Angeles Basin; Calabasas, near Ventura Co. line. 0 Comment
  UCSB1714  Salsola tragus Wedberg, H. 1958-7-24 Los Angeles Vincent-Littlerock Road, about 1 mile east of Hwy. 6 Comment
  RSA172281  Saltugilia splendens R. F. Thorne 1963-5-15 31687 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1219 Comment
  UCR272632  Saltugilia splendens subsp. grantii R. G. Swinney 2011-9-22 15667 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA0094993  Saltugilia splendens subsp. grantii Gerald Braden, Lori Ackerman 1988-5-4 17 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UC1595363  Saltugilia splendens subsp. splendens Tim Ross and Steve Boyd 1990-6-18 3455 Los Angeles northerly draw draining to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mtns., Mescal Creek Quad., Camp Verdugo Pines 1877 Comment
  RSA145219  Salvia apiana Alice Ann Webb 1961-2-9 766 Los Angeles Johnson's Pasture, Claremont, up fire road. Mountain Range - San Gabriel. 457 Comment
  RSA411300  Salvia apiana Robin S. Collins 1973-5-28 315 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon, from start of pack trail into canyon ca. 2 miles 609 Comment
  UCD125459  Salvia apiana G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  UCR259771  Salvia apiana R. G. Swinney 2010-4-28 12393 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
  UCR271899  Salvia apiana R. G. Swinney 2011-5-31 14894 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA401624B  Salvia apiana William Emboden 1969-5-28 18 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  UCLA70137  Salvia carduacea C. Epling and L. Ellison 1930-4-17 Los Angeles Palmdale Comment
  LA91421  Salvia columbariae Bruce Douglas Clayton; Greg Shaw 1972-3-20 22 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, east of entrance to canyon A 585 Comment
  RSA0012047  Salvia columbariae R. G. Swinney 2009-4-29 10593 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA199029  Salvia columbariae W. M. Gauntt 1966-4-30 161 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  RSA591924  Salvia columbariae Louis C. Wheeler 1967-5-8 9323 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA780006  Salvia columbariae R. G. Swinney 2009-4-7 10303 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR153567  Salvia columbariae A. C. Sanders 2005-5-11 30180 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  UCR260092  Salvia columbariae Mitch Provance, Callen Huff 2009-4-28 10708 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  SEINET13947351 Image available Salvia columbariae Martha P. Creighton 1952-1 286 Los Angeles Llano; 3300 ft alt. 1006 Comment
  UCR121668  Salvia dorrii June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  RSA508643  Salvia dorrii var. pilosa Barry Burnell 1970-4-24 190 Los Angeles 3.2 miles south of Highway 138 on N4 1372 Comment
  UC1124690  Salvia dorrii var. pilosa H. A. Jensen 1933-6-6 313 Los Angeles Pallett Creek; Rock Creek Quad. 1310 Comment
  RSA0056364  Salvia leucophylla James R. Shevock 1970-4-23 143 Los Angeles Topanga Canyon. 426 Comment
  RSA434123  Salvia mellifera W. P. Burger 1979-5-13 89 Los Angeles Hill across the street from the Greek Theater in Griffith Park 213 Comment
  RSA563493  Salvia mellifera Tim S. Ross, Walter Appleby 1993-5-13 7116 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
  SBBG95412  Salvia mellifera M. B. Dunkle 1928-3-11 1725 Los Angeles Grand Cyn, Ramona Comment
  UCD125586  Salvia mellifera F. R. Fosberg 1931-3-18 S 4291 Los Angeles Hamilton Canyon, Santa Catalina Island. 10 Comment
  RSA748436  Salvia sonomensis Justin M. Wood 2009-6-1 801 Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  LA200603  Salvia spathacea Martha Hilend Kinsey; 1935-4-6 sn Los Angeles Santa Monica Mountains, Stone Canyon Comment
  RSA329674  Sambucus mexicana Gary D. Wallace 1975-4-26 1423 Los Angeles Claremont, vacant wash and weedy coastal sage scrub area near Rancho Santa Ana Botanic Garden. Comment
  RSA477546  Sambucus mexicana F. R. Fosberg 1931-3-18 S- 4289 Los Angeles Hamilton Canyon, Santa Catalina Island. 10 Comment
  RSA648205  Sambucus mexicana Dan Milojevich 1981-5-17 43 Los Angeles Santa Anita Ave. & Valley Blvd. Comment
  UCR223218  Sambucus mexicana R. G. Swinney 2009-5-20 10816 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  CAS-BOT-BC238730  Sambucus nigra subsp. caerulea Le Roy Abrams; E. A. McGregor 1908-6-11 193 Los Angeles Piru Creek, between Mutau Flat and Lockwood Valley Comment
  UCSB16374  Sambucus nigra subsp. caerulea Hurst, Linda 1963-2-23 Los Angeles 20 feet E of North Kenter Road, 3 miles N of Sunset Blvb., 10 miles N of U.S. Highway 101 548 Comment
  UC1375367  Sanicula arguta C. Davidson 1971-5-7 1509 Los Angeles Santa Catalina Island, at Ben Weston Beach Ben Weston Beach; Santa Catalina Island, Ben Weston Beach 15 Comment
  PASA1822  Sanicula bipinnata Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  POM7030  Sanicula bipinnata P. A. Munz, L. T. Street, G. Williams 1919-4-5 2415 Los Angeles Puddingstone Canyon. San Dimas. 259 Comment
  UC875476  Sanicula crassicaulis F. R. Fosberg 1931-4-1 S 4436 Los Angeles Santa Catalina Island, Hamilton Canyon Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 50 Comment
  UCR213239  Sanicula crassicaulis Dan S. Cooper 2010-3-26 20100326- 22 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, between Fern Canyon and Lower Beacon Trail 198 Comment
  SBBG61247  Sanicula tuberosa R. Hoffmann 1931-5-4 Los Angeles north Bouquet Cyn Comment
  RSA757055  Sarcodes sanguinea R. G. Swinney 2008-6-17 9055 Los Angeles ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26. 2160 Comment
  UC883430  Satureja douglasii F. R. Fosberg 1931-4-28 S 4702 Los Angeles Eagle's Nest Santa Catalina Id., Middle Ranch Canyon (wet creek bed) 180 Comment
  POM18177  Saxifraga californica P. A. Munz 1923-3-14 6593 Los Angeles Coble [Cobal] Canyon, north of Claremont. 518 Comment
Read comments
Nov 25 2014
  RSA523172  Schinus molle T. S. Ross 1991-2-23 4114 Los Angeles Whittier Hills: Upper Turnbull Canyon ca 1/4 air-mile W of Turnbull Canyon Rd x Skyline Dr. 311 Comment
  RSA0081320  Schismus barbatus R. G. Swinney 2010-3-16 11920 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  RSA587395  Schismus barbatus Orlando Mistretta 1992-5-8 272 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  CAS-BOT-BC111510  Schoenoplectus americanus Alice Eastwood 1906-5-27 100 Los Angeles Bimini Baths Comment
  UC306144  Scirpus californicus G. B. Grant 1904-7-14 6334 Los Angeles Los Angeles , Eastlake Reservoir (Eastlake Reservoir) Comment
  POM1413  Scirpus microcarpus I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 61 Comment
  RSA607620  Scirpus microcarpus L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  RSA91467  Scirpus microcarpus F. W. Peirson 1924-5-27 4636 Los Angeles Colby's Ranch 975 Comment
  RSA0116794  Scrophularia californica R. G. Swinney 2010-5-25 12932 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UC55385  Scrophularia californica J. H. Barber 1898-7-13 Los Angeles Los Angeles Co Comment
  RSA149771  Scrophularia californica subsp. floribunda R. J. Shaw 1954-5-1 779 Los Angeles Evey Canyon, 5 miles north of Claremont. Comment
  RSA425185  Scrophularia californica subsp. floribunda Louis C. Wheeler 1931-6-14 S- 18 Los Angeles Burbank Canyon, San Gabriel Mountains, 1/4 mile W [of] Thompson Creek Dam. 503 Comment
  RSA425190  Scrophularia californica subsp. floribunda Anstruther Davidson 1902-5-1 s.n. Los Angeles Playa del Rey. Comment
  LA92011  Scrophularia villosa Peter H. Raven; 1962-5-10 17711 Los Angeles San Clemente Island, floor of canyon N of Thirst 304 Comment
  RSA427196  Scrophularia villosa Blanche Trask 1901-03 3473 Los Angeles Avalon, Santa Catalina Island. Comment
  UCR274096  Scrophularia villosa Steven A. Junak 1999-4-24 SCa- 866 Los Angeles California Islands, Santa Catalina Island, below Empire Landing Road 415 Comment
  RSA228849  Scutellaria siphocampyloides Robert F. Thorne 1971-6-26 39995 Los Angeles Angeles National Forest. Near Chilao Old Camp. 1616 Comment
  RSA729844  Scutellaria siphocampyloides R. G. Swinney 1999-6-18 7334 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  RSA733092  Scutellaria tuberosa R. G. Swinney 2001-4-17 7874 Los Angeles Glendora, Morgan Canyon plateau 402 Comment
  UCR192809  Secale cereale T. B. Salvato 2008-4-25 3345 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 950 Comment
  LA209610  Selaginella asprella Lawrence L. Kiefer; 1966-7-30 2287 Los Angeles San Gabriel Mountains, Trail 10W06 to Twin Peaks Divide, ca 0.5 mi up the trail from Three Points 1828 Comment
  UCR129418  Selaginella bigelovii A. C. Sanders, Mark Elvin 2002-6-18 25134 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  UCSC001217  Selaginella bigelovii Peter Kamb 1948-1-10 744 Los Angeles San Gabriel Mts, Millards Canyon 671 Comment
  CAS-BOT-BC327398  Senecio astephanus Dr. A. Davidson 1892-6-12 s.n. Los Angeles Wilson's Trail Comment
  IRVC28752  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25532 Los Angeles Newhall Ranch, "Long Canyon," north of Potrero Canyon NE end of Santa Susana Mtns. 366 Comment
  SD44623  Senecio flaccidus var. douglasii Darley F. Howe 1951-10-7 2163 Los Angeles Madeville Canyon, Santa Monica Mountains Comment
  UCR216901  Senecio flaccidus var. douglasii R. G. Swinney 2009-3-16 10123 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  RSA351072  Senecio ilicetorum Anstruther Davidson 1892-6-12 s.n. Los Angeles Pasadena Trail. Wilson Peak. San Gabriel Mountains Comment
  RSA3610  Senecio lyonii C. B. Wolf 1932-5-14 3630 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  SDSU496  Senecio lyonii R. M. Beauchamp 1967-1-27 114 Los Angeles East of main Wilson Cove area; San Clemente Island. Comment
  CDA7643  Senecio mikanioides G. C. Fleischman 1946-3-5 Los Angeles Pasadena. 0 Comment
  UCR153142  Senecio vulgaris A. C. Sanders, T. B. Salvato 2005-4-26 29729 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  SEINET11736558  Sequoia sempervirens J. R. Massey 1966-1 1225 Los Angeles Claremont, Rancho Santa Ana Botanic Garden Comment
  SBBG108894  Sibara filifolia S. A. Junak 1997-3-11 SCl 758 Los Angeles saddle on small ridge overlooking Pyramid Cove, ca. 0.25 mi SSE of Triangulation Pt Guds 152 Comment
  UC1587163  Silene antirrhina Tim Ross 1991-5-21 5381 Los Angeles upper easterly branch of Box Canyon , Box Canyon (San Clemente Island) 472 Comment
  RSA439083  Silene gallica Anstruther Davidson 1918-3-11 3182 Los Angeles Exposition Park. Comment
  CAS-BOT-BC389111  Silene laciniata subsp. californica Norman L. Norris 1930-5-25 19 Los Angeles Sequoia National Forest. Val Verde 1005 Comment
  LA200355  Silene laciniata subsp. laciniata Jonathan Sauer; D. Birindelli, L. Birindelli 1969-6-21 4590 Los Angeles Comment
  UCR256221  Silene laciniata subsp. major R. G. Swinney 2010-6-4 13036 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
  RSA477925  Silene laciniata subsp. major Kenneth R. Montgomery, Thomas W. Strid 1973-6-18 73 -164 B Los Angeles San Gabriel Mountains: Dillon Divide, site of LASCA Cistus field plot. Comment
  UC57600  Silene laciniata subsp. major J. H. Barber Los Angeles Soma Canyon Santa Monica Mts., Soma Canyon Comment
  CAS-BOT-BC389332  Silene lemmonii Geo. B. Grant 1902-6-1 1207 Los Angeles Summit Mt. Wilson Comment
  CAS-BOT-BC175105  Silene verecunda Gordon Surr 1914-8-1 s.n. Los Angeles Summit San Antonio Mt 3026 Comment
  RSA0103927  Silene verecunda R. G. Swinney 2011-6-23 15320 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
  SEINET13387095 Image available Silene verecunda R. G. Swinney 2011-1 15497 Los Angeles San Gabriel Mountains: "Strawberry Potrero", uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property (Chilao Flat 7.5' Q.) 1426 Comment
  RSA785939  Silybum marianum Doris Bowers 1972-7-7 1864 Los Angeles Palos Verdes Pen., field N/o Ridgecrest School Comment
  UCR127633  Sisymbrium altissimum Mark A. Elvin, Cathleen Weigand 2003-5-22 2895 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UC284766  Sisymbrium irio P. A. Munz 1923-3-10 6582 Los Angeles s of Santa Fe (Claremont); Claremont 350 Comment
  SD252304  Sisymbrium officinale Steven A. Junak 1999-5-20 Sca 946 Los Angeles Santa Catalina Island: Cottonwood-Black Jack Road, plant stop, near small creekbed, at bird sample point #36. 289 Comment
  RSA669161  Sisymbrium orientale LeRoy Gross, Naomi Fraga 2002-4-4 519 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & 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. 457 Comment
  SBBG109038  Sisymbrium orientale S. A. Junak 1996-5-31 SCl 562 Los Angeles N end of island, behind (just inland from) beach at West Cove 6 Comment
  UCR136846  Sisymbrium orientale John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  SFV20835  Sisymbrium orientale L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 703 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 622 Comment
  UCD115669  Sisymbrium orientale Kenneth A. Wilson 1961-3-12 999 Los Angeles Zuma Beach. Comment
  RSA653737  Sisyrinchium bellum Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 900 Los Angeles Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. 487 Comment
  SEINET12048486  Sisyrinchium bellum Los Angeles High School Students 1903-1 44 Los Angeles Comment
  RSA0063213  Sitanion hystrix Marion P. Harthill 1974-4-26 1686 Los Angeles Mojave & Hwy N4. 1310 Comment
  HSC49065  Solanum douglasii Patricia Shesgreen 1978-6-17 99 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  RSA751115  Solanum douglasii Justin M. Wood 2009-6-5 840 Los Angeles [City of Claremont:] Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR259404  Solanum douglasii R. G. Swinney 2010-8-30 13632 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
  UCR276965  Solanum douglasii R. G. Swinney 2010-6-8 13239 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  RSA422386  Solanum douglasii House, Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  RSA578801  Solanum umbelliferum Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8129 Los Angeles Tributary of Clearwater Canyon: fork area of major blueline tributary which drains southward form Tule Ridge and joins Clearwater Canyon at Plum Spring. (section not demarcated on my map). 814 Comment
  RSA587604  Solanum umbelliferum Orlando Mistretta 1994-4-29 1145 Los Angeles Santiago Canyon. Near confluence with Little Rock Creek. 1067 Comment
  UC1178634  Solanum umbelliferum Peter Kamb 1948-5-6 955 Los Angeles above Little Rock (San Gabriel Mountains); San Gabriel Mountains 975 Comment
  UC64393  Solanum umbelliferum H. M. Hall 1899-6-21 12375 Los Angeles Schwartout Canyon; San Antonio Mountains, Schwartout Canyon Comment
  CAS-BOT-BC156470  Solanum umbelliferum D. E. Breedlove 1962-5-12 2702 Los Angeles Along U.S. Highway 99, 8.0 miles south of Gorman 884 Comment
  CAS-BOT-BC156796  Solanum umbelliferum Ernest C. Twisselmann 1955-6-23 2210 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile north of Holland Summit 1219 Comment
  RSA427398  Solanum umbelliferum Emma Robinson 1884-5-1 s.n. Los Angeles Old Santa Monica. Comment
  RSA427410  Solanum umbelliferum Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  RSA427439  Solanum umbelliferum Geo. C. Johnstone 1928-4-8 s.n. Los Angeles N of Big Pines. Comment
  OBI69321  Solanum wallacei John Knapp, Denise Knapp 2003-5-10 63 Los Angeles Catalina Island Comment
  UCR143448  Solanum wallacei var. wallacei Reid Moran 1941-3-8 687 Los Angeles Channel Islands, Whites Landing, Santa Catalina Island 50 Comment
  SBBG70637  Solanum xanti R. Hoffmann 1929-4-26 Los Angeles near Camulos Comment
  SEINET12274871  Solanum xanti E. A. Purer 1935-1 6544 Los Angeles Malibou Road, Santa Monica Mts Comment
  RSA0069431  Solidago californica R. G. Swinney 2010-9-9 13764 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA473606  Solidago californica Anstruther Davidson 1889-07 s.n. Los Angeles Glendale. Comment
  UCR199999  Solidago californica Valerie Soza, Mariam Sidibeh 2003-3-26 1623 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Fern lane Motorway, northwst of Flint Peak 457 Comment
  CAS-BOT-BC365307  Solidago confinis Carl B. Wolf 1932-9-16 4096 Los Angeles Bryant Ranch. 100 - 150 ft. W. of state highway, at extreme SE. corner of Pacific Western Oil Co. Lease 3 Comment
  JEPS32410  Solidago confinis Frank W. Peirson 1920-9-12 1230 Los Angeles Bear Flat Baldy Trail, San Grabriel Mts. 1676 Comment
  UC205620  Solidago confinis I. M. Johnston 1917-8-22 1674 Los Angeles Prairie Fork at Native Son Mine (San Antonio Mountains) Comment
  JEPS32439  Solidago velutina subsp. californica F. W. Peirson 1918-9-16 230 Los Angeles Mt. San Antonio 1371 Comment
  RSA601652  Soliva sessilis L. C. Wheeler 1957-5-17 7269 Los Angeles Pasadena. Northwest corner Cal Tech campus, San Pasqual and North Wilson Avenue. Comment
  SEINET13384003 Image available Sonchus oleraceus R. G. Swinney 2010-1 12326 Los Angeles San Gabriel Mountains: Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  SFV18419  Sonchus oleraceus C. Ferguson 1974-5-13 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Botany trail. Comment
  RSA594449  Sorghum halepense D. L. Banks, Eric H. Roalson 1996-4-29 912 Los Angeles CLAREMONT, Growing along the Freeway underpass of I-10 and Indian Hill Blvd. Comment
  POM349193  Spartium junceum E. S. Spalding 1923-5-23 s.n. Los Angeles Santa Monica Mountains, Laurel Canyon. Comment
  RSA0098400  Spergularia macrotheca Reid V. Moran 1931-3-2 664 Los Angeles Santa Catalina Island, at point between Wilson s and Hanland, south end of Island. 10 Comment
  CAS-BOT-BC390324  Spergularia macrotheca var. macrotheca Martin A. Piehl 1962-6-9 62361 Los Angeles California Channel Islands. At China Point (s. of lighthouse). San Clemente Island 15 Comment
  CATA2053  Spergularia marina Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-7-16 756 Los Angeles Santa Catalina Island: N end of salina just inland from mouth of Cherry Canyon 3 Comment
  CAS-BOT-BC235433  Sporobolus airoides Roxana S. Ferris 1918-6-12 907 Los Angeles In desert road between Oban and Lancaster Comment
  RSA611011  Sporobolus cryptandrus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  UC25921  Stachys ajugoides var. rigida H. E. Hasse May 1892 Los Angeles Santa Monica Comment
  UCR219453  Stachys bullata R. G. Swinney 2009-3-28 10193 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  RSA452247  Stanleya pinnata var. pinnata Roger Minahan 19819 Los Angeles Valyermo, L.A. Co. near Big Rock Creek 1005 Comment
  LA200286  Stebbinsoseris heterocarpa A. M. Johnson; 1934-4-20 4437 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  SD186098  Stebbinsoseris heterocarpa A. C. Sanders, T. B. Salvato 2005-4-26 29742 Los Angeles Santa Clarita area, bowl between ridges at northeast end of Cruzan Mesa, just south of Vasquez Canyon Road. 594 Comment
  SBBG31475  Stellaria media R. F. Thorne 1966-4-5 Los Angeles Cottonwood Cyn 106 Comment
  UCD99430  Stellaria media Gordon Pilone 1960-3-22 7 Los Angeles Wash area at Pomona College in Claremont. 365 Comment
  UCR15