Search Results — 2000 specimen records retrieved (1587 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR190007  Abies concolor R. G. Swinney 1998-8-27 6823 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA0104985  Abronia maritima Steven A. Junak 1999-7-16 SCa- 1059 Los Angeles Santa Catalina Island. Behind beach at N side of Cottonwood Canyon mouth. 3 Comment
  SD132618  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles San Clemente Island; China Point. Comment
  UC1930167  Abronia umbellata Mark Elvin, Orlando Mistretta 1996-3-22 115 Los Angeles Channel Islands; San Clemente Island: San Clemente Island. Coastal strand/dunes. Comment
  HSC16145  Abronia villosa C. S. Apperson 1966-4-24 Los Angeles Junction of Palmdale Blvd. and 90th St. Comment
  RSA763950  Abutilon palmeri Justin M. Wood 2010-2-2 1415 Los Angeles East bound lanes of 210 Freeway, +/- 0.50 miles SE of Foothill Blvd. 436 Comment
  CDA36209  Acacia cyclops A. C. Sanders, T. B. Salvato 2009-5-19 36813 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. Working oil field with access roads and scattered pump pads. Comment
  UCR172740  Acacia cyclops Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles South Coast, Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 366 Comment
  SD129315  Acacia retinodes A. C. Sanders 1988-2-3 7599 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr, E of Vista Del Mar Blvd. 29 Comment
  RSA658602  Acer macrophyllum Marianne Marshall 1981-5-29 17 Los Angeles Ca. Hwy 39, 6.5 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  UCR224012  Acer negundo Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11675 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR132940  Acer saccharinum Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  RSA355905  Achillea millefolium var. californica R. F. Thorne 1975-9-3 47372 Los Angeles Santa Catalina Island. Near Blue Cavern Point 15 Comment
  RSA416199  Achillea millefolium var. californica Reed Kepner 1951-5-12 s.n. Los Angeles Fairgreen avenue Arcadia. 244 Comment
  RSA226063  Achnatherum hymenoides R. F. Thorne, C. W. Tilforth 1971-6-29 40675 Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  SEINET5585768  Achnatherum occidentale subsp. californicum A. A. Beetle 1942-1 3641 Los Angeles San Bernardino Mountains, Rt. 2, 2 miles north of Big Pine Camp Comment
  UCD51168  Achnatherum occidentale subsp. pubescens A. A. Beetle 1942-6-25 3641 Los Angeles San Gabriel Mountains, Rt. 2, 2 miles north of Big Pine Camp. Comment
Read comments
Mar 25 2015
  UCSB26212  Achnatherum speciosum Gliessman, Nan 1968-4-6 Los Angeles 100 ft S of Soledad Cyn Rd, 0.6 mi N of junction with Old Sierra Hwy, 4 mi NE of Acton 914 Comment
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Oct 14 2015
  UCR187221  Achyrachaena mollis A. C. Sanders 2006-4-18 32111 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  LA201723  Acmispon americanus var. americanus Arthur C. Gibson; 2001-5-18 4816 Los Angeles Santa Monica Mountains, Rocky Oaks National Recreation Area, Near Mullholand and Malibu Comment
  CAS-BOT-BC204753  Acmispon argophyllus var. argenteus L. R. Abrams; I. L. Wiggins 1931-7-6 343 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  SD90626  Acmispon argophyllus var. argenteus Robert F. Thorne 1966-4-15 36016 Los Angeles San Clemente Island, at top edge of sea bluff ca. 0.5 miles SSE of Eel Point, SW side of the island 29 Comment
  UC15673  Acmispon argophyllus var. argenteus Blanche Trask May 1896 Los Angeles Avalon, Santa Catalina Island. Comment
  UC1587725  Acmispon argophyllus var. argenteus Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 150 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 ft SE of the 924' BM at the E end of the old airfield landing strip. Comment
  JEPS27734  Acmispon dendroideus var. dendroideus W. F. Grant B- 83 Los Angeles Rancho Santa Ana Botanic Garden Comment
  SBBG126260  Acmispon glaber var. brevialatus A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 37020 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  HSC79103  Acmispon heermannii G. S. Palecki 1970-5-9 16 Los Angeles 6 mi. N of Pasadena, Hwy. 2, 2 mi. N of Red Box, Angeles National Forest 671 Comment
  UCR271597  Acmispon heermannii var. heermannii R. G. Swinney 2011-5-19 14761 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
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Aug 31 2017
  CATA669  Acmispon micranthus Mark L. Hoefs 1991-4-23 1158 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UCD170820  Acmispon procumbens R. G. Swinney 2009-5-12 10717 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, 0.3 mi. SE of junction of Alimony Ridge and Alimony Ridge Rd. 1253 Comment
  CAS-BOT-BC29202  Acourtia microcephala LeRoy Abrams 1902-7-2 2635 Los Angeles Sierra Madre Comment
  CATA335  Acourtia microcephala Mark L. Hoefs 1973-7-13 374 Los Angeles Santa Catalina Island: Middle Ranch Canyon just above reservoir, on north side of main road 236 Comment
  LA52126  Adenostoma fasciculatum M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 304 Comment
  RSA650188  Adenostoma fasciculatum var. fasciculatum Lori Ackerman, Gerald Braden 1988-5-20 34 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  SBBG44519  Adenostoma fasciculatum var. fasciculatum Leota Davidson 1966-5-14 252 Los Angeles S of Oak Flat Cmpgrd on Whitaker Peak Lookout rd, 10 mi from Castaic jct, Hwy 99 Comment
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Jul 1 2015
  UC1127739  Adenostoma sparsifolium P. L. Johannsen 1934-1-5 215 Los Angeles Calabasas Quad., Dry Canyon Comment
  UCR190018  Adiantum aleuticum R. G. Swinney 1998-10-3 7008 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  CAS-BOT-BC65559  Adiantum capillus-veneris Miss Parsons 1898-1-1 s.n. Los Angeles Pasadena Comment
  POM158005  Adiantum jordanii M. B. Dunkle 1928-3-31 1776 Los Angeles Campo Blanco. Santa Catalina Island. 183 Comment
  RSA687716  Adiantum jordanii House s.n. Los Angeles San Clemente Island Comment
  RSA526473  Agave sisalana Timothy S. Ross 1991-3-24 4301 Los Angeles Whittier Hills( Puente Hills, Pro parte). 299 Comment
  CAS-BOT-BC29345  Ageratina adenophora Mary H. Ward; Shirley W. Campbell 1970-3-26 LASCA- 886 Los Angeles Along lower reaches of Arroyo Seco, southwestern Pasadena Comment
  RSA606168  Ageratina adenophora Louis C. Wheeler 1969-12-6 s.n. Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, west side along Mt. Wilson Trail. 838 Comment
  RSA587283  Agoseris retrorsa Timothy S. Ross, Steve Boyd 1990-5-17 2559 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  POM20722  Agrostis exarata P. A. Munz 1923-8-31 7668 Los Angeles Big Pines, Swartout Valley, San Gabriel Mountains. 2073 Comment
  SEINET10790176  Agrostis gigantea Joseph A. Ewan 1936-8-2 Ewan 9918 Los Angeles San Gabriel Mts. Rock pocket along living stream, fairly deep shade of alders. Mescal Creek. 1615 Comment
  UCR277237  Agrostis idahoensis R. G. Swinney 2010-9-30 13940 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
  UCR136835  Agrostis viridis 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
  RSA0070361  Alcea rosea R. G. Swinney 2010-4-20 12285 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA353526  Alisma triviale Anstruther Davidson 1913-08 2915 Los Angeles Dominguez Ranch. Comment
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Nov 12 2009
  UCR181110  Allium burlewii R. G. Swinney 1997-4-25 5505 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  RSA632857  Allium monticola Robert F. Thorne, Robert Frampton 1971-6-27 40985 Los Angeles San Gabriel Mountains: Angeles National Forest, East slope West Baldy Peak, along trail from bowl. 2743 Comment
  LA21529  Allium peninsulare W. O. Griesel; 1936-4-25 sn Los Angeles 281 Comment
  SD69645  Allium peninsulare Robert F. Thorne 1966-4-4 35773 Los Angeles Santa Catalina Island, dry grassy west-facing slope, Blue Cavern Point, northeast of Isthmus Cove. 29 Comment
  SDSU11552  Allium praecox R. M. Beauchamp 1967-3-19 306 Los Angeles San Clemente Island Growing on east rim of canyon south of Wilson Cove Pier. Comment
  SEINET13203286 Image available Allophyllum divaricatum R. G. Swinney 2011-1 15454 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. (Chilao Flat 7.5' Q.) 1219 Comment
  UCR277066  Allophyllum gilioides R. G. Swinney 2011-6-7 15073 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  SEINET12278603  Allophyllum gilioides Unknown 1933-1 8504 Los Angeles Hollywood hills Comment
  RSA733675  Allophyllum glutinosum R. G. Swinney 1998-8-5 6650 Los Angeles San Gabriel Mtns.: upper Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch. 1280 Comment
  SBBG27959  Allophyllum glutinosum V. and A. Grant 1949-4-28 8701 Los Angeles Winter Cyn N of Santa Monica Comment
  UC1930052  Allophyllum glutinosum Scott D. White, Michael Honer 2003-6-23 9579 Los Angeles NEWHALL AREA: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. Comment
  CAS-BOT-BC170979  Alnus rhombifolia W. R. Dudley 1907-11-28 s.n. Los Angeles Sawpit Canyon (near Monrovia) Comment
  RSA631364  Amaranthus albus L. C. Wheeler 1967-9-4 10682 Los Angeles San Gabriel Mountains: Camp Lupine, Prairie Fork. 1981 Comment
  UC1136533  Amaranthus albus Jerome S. Horton 1936-9-2 400 Los Angeles Tanbark Pomona Quad. 762 Comment
  UCR281159  Amaranthus albus R. G. Swinney 2014-6-5 16722 Los Angeles San Gabriel Mountains, Glendora, 0.48 miles north of Sierra Madre Ave. at Rainbow Dr. 381 Comment
  RSA598663  Amaranthus albus L. C. Wheeler 1966-11-23 9147 Los Angeles San Gabriel Mountains. West Fork San Gabriel Canyon. Comment
  RSA0106485  Ambrosia acanthicarpa R. G. Swinney 2011-10-18 15822 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
  SBBG61232  Ambrosia acanthicarpa M. N. Ackley -Oct-1927 246 Los Angeles Eagle Rock 213 Comment
  UCD128717  Ambrosia acanthicarpa Daryl Koutnik; Bruce Holguin 1978-4-1 204 Los Angeles Mint Canyon on Sierra Hwy, 5 miles northwest of State Hwy 14. 563 Comment
  CAS-BOT-BC45003  Ambrosia confertiflora Louis C. Wheeler 1933-11-24 2276 Los Angeles Arcadia 152 Comment
  IRVC29178  Ambrosia psilostachya A. C. Sanders, Lee Jones 2004-11-7 29024 Los Angeles site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy San Fernando Valley 351 Comment
  RSA187661  Ambrosia psilostachya R. F. Thorne 1966-9-14 36672 Los Angeles Santa Catalina Island. Where Isthmus road crosses Cottonwood Creek 30 Comment
  RSA6000  Ambrosia psilostachya C. B. Wolf 1932-10-5 4241 Los Angeles Santa Catalina Island. In ravine at junction of Isthmus road and road to Black Jack Peak. 244 Comment
  UCSB6325  Ambrosia psilostachya Beach, Kay 1943-8-21 Los Angeles Volfe Canyon, 2100 trail crossing Comment
  RSA764071  Amelanchier utahensis R. G. Swinney 2008-8-13 9383 Los Angeles east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  RSA584859  Amorpha californica var. californica T. S. Ross 1993-6-1 7363 Los Angeles W marvin of Chantry Flat near beginning of upper Winter Creek Trail. 707 Comment
  CAS-BOT-BC222258  Amsinckia F. R. Fosberg 1932-3-28 10618 Los Angeles N. slope San Pedro Hills, Palos Verdes Estates 50 Comment
  LA33459  Amsinckia intermedia Henry J. Thompson; 1959-4-19 1946 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UC557747  Amsinckia intermedia Nell Murbarger March, 1936 11 Los Angeles San Clemente Island Comment
  RSA13335  Amsinckia intermedia C. B. Wolf 1926-3-26 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  RSA0091517  Amsinckia tessellata R. G. Swinney 2011-4-20 14431 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  SEINET10455826  Amsinckia tessellata David B. Dunn 1937-4-14 Dunn UMO 40284 Los Angeles Palos Verdes. Comment
  UCSB42885  Amsinckia tessellata var. gloriosa Rayburn, K. 1980-4-3 Los Angeles South side of Hwy 138, 5 miles west of Phelan 1219 Comment
  UC998923  Anagallis arvensis P. O. Schallert 1944-4-27 Los Angeles Monrovia Canyon Comment
  POM12287  Anagallis arvensis F. L. Robinson 1921-4-14 24 Los Angeles South Hills. South of Pomona. Comment
  RSA621297  Anagallis arvensis Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Just west of Bluebird Truck Trail. 465 Comment
  CAS-BOT-BC45259  Ancistrocarphus filagineus Ralph Hoffman 1932-4-27 s.n. Los Angeles Lancaster Comment
  SBBG63203  Ancistrocarphus filagineus R. Hoffmann 1929-4-29 Los Angeles Harold, near Palmdale Comment
  RSA655780  Andropogon glomeratus var. scabriglumis LeRoy Gross, Wayne Law 2000-8-8 248 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. 337 Comment
  UCR210243  Andropogon glomeratus var. scabriglumis R. G. Swinney 2008-10-22 9662 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  SBBG58470  Androsace elongata R. Hoffmann 1932-4-3 Los Angeles where Elizabeth Lake Cyn enters hills, Palmdale Comment
  UCR205840  Anemopsis californica R. G. Swinney 2008-6-9 8974 Los Angeles San Gabriel Mtns., mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  CAS-BOT-BC400315  Anemopsis californica Volney Rattan 1887-6-1 s.n. Los Angeles San Anthonia Comment
  CAS-BOT-BC126777  Anthemis cotula John I. Carlson 1914-4-25 s.n. Los Angeles Avalon Catalina Isl. Comment
  CATA1312  Anthemis cotula Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2403 Los Angeles Santa Catalina Island: Lower Cape Canyon, just up from Middle Canyon 213 Comment
  SEINET11853739  Anthemis cotula J. Bright, Wyman, C. 1931-1 s.n. Los Angeles Hollywood Comment
  UCR88617  Antirrhinum kelloggii Scott D. White, Chet McGaugh 1995-5-16 3084 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
  RSA240615  Antirrhinum multiflorum C. W. Tilforth 1973-6-28 890 Los Angeles San Antonio Canyon, N of Claremont. Comment
  UCR277030  Antirrhinum multiflorum R. G. Swinney 2010-5-25 12912 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  POM354889  Antirrhinum nuttallianum var. nuttallianum R. S. Woglum 1930-4-8 s.n. Los Angeles Hills of South Glendora Comment
  SBBG31015  Aphanisma blitoides R. F. Thorne with P. C. Everett 1965-5-11 34528 Los Angeles rocky bluff near Ballast Pt, E side of Catalina Harbor 45 Comment
  UCR168259  Apiastrum angustifolium F. R. Fosberg 1931-4-29 S- 4717 Los Angeles Channel Islands, Santa Catalina Island, between Cottonwood and Middle Ranch Canyons 140 Comment
  RSA77432  Apium graveolens F. W. Peirson 1923-06 819 Los Angeles Kewen Lake Canyon, Pasadena Comment
  SD215379  Apocynum cannabinum Steve Boyd, Lauren Raz 1997-5-28 9842 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 865 Comment
  UC1922444  Aptenia cordifolia LeRoy Gross, R. E. Riefner Jr. 2007-6-25 2826 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southeast side of the San Rafael Hills: Behind a power substation, near a small pond. At end of Wierfield Drive. Near 313 Comment
  UCR243025  Aquilegia formosa R. G. Swinney 2009-8-6 11530 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  RSA648198  Aquilegia formosa Brian McColgan 1988-5-14 12 Los Angeles Evey cyn., 1 mile N of Padua on Mt. Baldy rd. Comment
  UC10164  Arabis pulchra Dr. A. Davidson 1909-5-10 Los Angeles Lancaster Comment
  RSA597399  Arceuthobium californicum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3768 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  RSA597738  Arceuthobium campylopodum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3794 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1866 Comment
  SEINET3831679  Arceuthobium campylopodum R. L. Mathiasen 2012-1 1305 Los Angeles 1.5 km. W of Coud Burst Summit on St. Rte. 2; On pinus jeffreyi Grev. & Balf. 2110 Comment
  UC1369832  Arctostaphylos catalinae Robert F. Thorne and D. Propst 1968-5-28 37669 Los Angeles Bulrush Canyon Santa Catalina Island (upper n-facing slope) 411 Comment
  UCR108320  Arctostaphylos gabrielensis L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mtns., Divide between W Fork Bear Creek and Devils Canyon 1822 Comment
  SEINET11995509  Arctostaphylos gabrielensis W. Knight, Knight, I. 1986-1 6309 Los Angeles San Gabriel Mts., Mill Creek Campground at summit on road N-3 1417 Comment
  UCR271606  Arctostaphylos glandulosa R. G. Swinney 2011-10-13 15796 Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  RSA626752  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1979-6-14 7408 Los Angeles 3.2 km east of Short Cut on Angeles Crest Highway. 1600 Comment
  RSA631469  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15765 Los Angeles Santa Clara Divide Road (3N17), 6-7 km off Sand Canyon Road. 1000 Comment
  RSA631505  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15796 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631569  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15998 Los Angeles Hughes Lake Road, south of Cottonwood Campground. 800 Comment
  RSA631633  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15833 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA0087354  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15826 Los Angeles San Gabriel Canyon, Hwy 39, 11-12 km N of ORV area, San Gabriel Mountains. 1100 Comment
  SEINET12524583 Image available Arctostaphylos glauca Taylor 1961-1 438 Los Angeles Mt. San Antonion canyon (San Gabriel Range) 914 Comment
  CAS-BOT-BC46734  Arctostaphylos parryana Joseph Andorfer Ewan 1936-7-27 9852 Los Angeles San Gabriel Mts. N. end of Table Mt. Swartout Valley. 2133 Comment
  RSA70417  Arctostaphylos parryana F. W. Peirson 1919-5-10 429 Los Angeles Mt. Gleason trail from Arrastre Creek, San Gabriel Mountains. 1738 Comment
  UC1745910  Arctostaphylos parryana Annetta M. Carter, Arthur Carter 1935-9-12 974 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  RSA634715  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15047 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634736  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20605 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634760  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22027 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634785  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20596 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634871  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20271 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634906  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22045 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635195  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20392 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA601018  Arctostaphylos patula L. C. Wheeler 1966-9-21 8911 Los Angeles San Gabriel Mountains. South fork of Big Rock Creek in the vicinity of Lily Spring. 2378 Comment
  RSA641498  Arctostaphylos patula L. C. Wheeler 1967-9-2 10614 Los Angeles Saddle between Little Bear Creek and Devil's canyon 1982 Comment
  UCR190114  Arctostaphylos patula R. G. Swinney 1998-8-27 6787 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
  PASA1308  Arenaria macradenia Lester Sloan 1926-5-20 Los Angeles Mint Canyon Comment
  RSA729306  Argemone munita R. G. Swinney 1998-7-2 6229 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UC854928  Argemone munita C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4614 Los Angeles Boquet Canyon 600 Comment
  CAS-BOT-BC102139  Arida carnosa Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster Comment
  CHSC99224  Artemisia californica John C. Dittes; Rudolph A. Dittes 2006-10-30 1421 Los Angeles South Coast Subregion; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of Victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. Undesignated Section of El Encino Land Grant. 207 Comment
  LA94388  Artemisia californica Norman A. Cole; May 1964 316 C Los Angeles Santa Monica Mountains, 1.7 mi from Pacific Coast Hwy along Rambla Pacifico 152 Comment
  RSA623964  Artemisia californica Arthur R. Kruckeberg 1939-2-11 s.n. Los Angeles In hills around Johnson's Lake, Pasadena Comment
Read comments
Oct 22 2014
  RSA762652  Artemisia californica R. G. Swinney 2008-11-30 9881 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  UC472240  Artemisia californica F. M. Reed 1909-7-2 2810 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  CATA334  Artemisia douglasiana Mark L. Hoefs 1973-7-13 373 Los Angeles Santa Catalina Island: Middle Ranch Canyon just above reservoir, on north side of main road 236 Comment
  RSA0015847  Artemisia douglasiana LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6201 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  SD112009  Artemisia douglasiana Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island, Cottonwood Creek. Comment
  UC1587562  Artemisia douglasiana Tim Ross and Annette H. Ross 1991-9-7 5958 Los Angeles near Yerba Buena Road <crossing> Mulholland Highway; Santa Monica Mountains Comment
  UCR273263  Artemisia douglasiana R. G. Swinney 2011-10-18 15810 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
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Aug 24 2017
  RSA0091504  Artemisia dracunculus R. G. Swinney 2011-10-10 15739 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  SD143529  Artemisia ludoviciana subsp. ludoviciana Ralph Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  SD85090  Artemisia nesiotica Michael R. Benedict 25-27 Jun 1971 Los Angeles San Clemente Island; skeet range 1 mile south of Wilson Cove. 60 Comment
  CAS-BOT-BC97330  Artemisia tridentata subsp. tridentata Ernest Braunton 1903-10-1 907 Los Angeles Glendale to Burbank Comment
  CAS-BOT-BC97333  Artemisia tridentata subsp. tridentata Ernest C. Twisselmann 1961-10-31 6674 Los Angeles Liebre Mountains: Old Ridge Route about 0.5 mile north of Sandsburgs Lodge 1127 Comment
  UCR216746  Arundo donax R. G. Swinney 2009-2-20 10018 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  HSC3283  Asclepias fascicularis C. S. Apperson 1967-6-21 Los Angeles 1/2 mi. down Gillette Mine Trail from Atmore Meadows Campground; Angeles National Forest Comment
  RSA785816  Asclepias fascicularis K. Dobry 1991-6-13 736 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  JEPS5071  Asclepias vestita W. L. Jepson 1939-4-21 19244 Los Angeles Neenach School Mohave Desert, Antelope Valley 914 Comment
  SBBG58656  Asclepias vestita R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  UCR116279  Asclepias vestita B. G. Pitzer 1998-5-12 3709 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  CHSC99436  Aspidotis californica LeRoy Gross 2000-10-28 313 Los Angeles Verdugo Mountains: Along Brand Park Mountainway road. 548 Comment
  RSA686317  Aspidotis californica T. S. Clare 1929-3-29 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  UCR208182  Aspidotis californica I. W. Clokey, B. C. Templeton 1929-1 4435 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA0036064  Aster bernardinus I. M. Johnston 1917-8-23 1640 Los Angeles Prairie fork San Gabriel River. 1524 Comment
  RSA417673  Aster greatae Albert J. Perkins 1915-10-31 s.n. Los Angeles Clear Creek Trail; San Gabriel Mts. Comment
  RSA565750  Aster greatae Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles mouth of Pine Canyon at its confluence with Arroyo Seco Canyon Comment
  CDA10317  Aster lanceolatus subsp. hesperius K. D. Pfenninger 1961-6-22 Los Angeles Southwest of main house, 5364 East Avenue G, Lancaster. 0 Comment
  SEINET898808  Astragalus didymocarpus Lois E. James 1945-1 1748 Los Angeles Acton, Soledad Canyon. Comment
  CAS-BOT-BC182298  Astragalus didymocarpus var. didymocarpus Lois E. James 1947-4-13 1751 Los Angeles Near the County Poor Farm in Soledad Canyon Comment
  CAS-BOT-BC182848  Astragalus douglasii Carl B. Wolf 1932-10-21 4365 Los Angeles San Gabriel Mts., [Swartout] Swarthout Valley, 1 mi. East below Big Pines Park 1981 Comment
  POM7056  Astragalus gambelianus P. A. Munz 1919-4-5 2435 Los Angeles Puddingstone Canon. 274 Comment
  UCR204449  Astragalus gambelianus R. G. Swinney 2005-4-15 8219 Los Angeles San Gabriel Mtns., Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 351 Comment
  SBBG68272  Astragalus lentiginosus var. albifolius R. Hoffmann 1925-5-17 Los Angeles Lancaster Comment
  SBBG128192  Astragalus nevinii M. G. Simpson, A. Russell, J. Dunn, D. Pivorunas 2000-7-19 2185 Los Angeles ca. 0.1 mi SW from the end of rd that runs S from Eel Point 27 Comment
  RSA601338  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-6-17 9956 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  UC192246  Astragalus pycnostachyus var. lanosissimus Samuel B. Parish Oct 1882 1117 Los Angeles near Santa Monica; near Santa Monica Comment
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Mar 12 2011
  CAS-BOT-BC194047  Astragalus trichopodus var. lonchus Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC194070  Astragalus trichopodus var. lonchus Le Roy Abrams 1903-3-8 3109 Los Angeles Near Inglewood. Comment
  CATA2029  Astragalus trichopodus var. lonchus Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-5-2 639 Los Angeles Santa Catalina Island: S of road to East Peak, on ridge SW of Peak 1245, ca. 0.9 air miles WNW of East Peak 256 Comment
  CAS-BOT-BC199095  Astragalus trichopodus var. phoxus Alice Eastwood 1913-5-11 3138 Los Angeles San Fernando Wash Comment
  LA200440  Astragalus trichopodus var. phoxus Louis Wheeler; 1931-11-11 345 A Los Angeles 518 Comment
  POM293740  Astragalus trichopodus var. phoxus Lyman Benson 1953-5-17 15118 Los Angeles Oak Flats Guard Station, 1 mile north of second summit north of Castaic. 822 Comment
  RSA415701  Astragalus trichopodus var. phoxus Geo. L. Moxley 1916-6-16 494 Los Angeles Santa Susana Mountains. Comment
  RSA709614  Astragalus trichopodus var. phoxus A. C. Sanders 2005-5-5 29875 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  UC440464  Astragalus trichopodus var. phoxus Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Topango Canyon Santa Monica Mountains, Topango Canyon (Santa Monica Mountains, Southern California) Comment
  CAS-BOT-BC199082  Astragalus trichopodus var. phoxus Peter H. Raven; Henry J. Thompson 1959-5-5 14158 Los Angeles Malibu Canyon 3.0 miles south of Tapia Park - Santa Monica Mountains 91 Comment
  CHSC92812  Atriplex canescens subsp. canescens John Dittes 2006-1-3 1312 Los Angeles Transverse Ranges; San Gabriel Mtns.; Upper Big Tujunga Cyn; ca. 5.6 air-miles S of Mill Creek Summit, 4.7 airmiles N of San Gabriel Peak, 3.4 airmiles W of Vetter Mtn, 0.3air-mile NE of confluence of Upper Big Tujunga Creek and Lynx Gulch; S side of Upper Big Tujunga Cyn Road. 1016 Comment
  SEINET3930683  Atriplex canescens subsp. canescens Steve Boyd, L. Raz 1996-10-14 9040 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Ague Dulce Canyon Road.; 0 671 Comment
  SBBG65416  Atriplex canescens var. canescens Anstruther Davidson 1893-1 Los Angeles Lancaster Comment
  UCR281433  Atriplex confertifolia Mitch Provance 2011-7-14 714- 01 Los Angeles Western Mojave Desert, Lancaster, near Rosamond, NW corner of the intersection of Sierra Hwy. and W Ave. B. 704 Comment
  UCR236896  Atriplex coulteri Jeremiah George, Audrey George 2012-6-1 s.n. Los Angeles South Coast, Palos Verdes Estates, Malaga Cove immediately SW of the Palos Verdes Beach and Athletic Club 5 Comment
  POM213099  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  IRVC29100  Atriplex lentiformis A. C. Sanders 2003-6-20 26995 Los Angeles "Off-haul Canyon" between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  RSA478290  Atriplex lentiformis subsp. breweri H. L. Bauer 1932-6-1 s.n. Los Angeles Santa Monica Beach road Comment
  UC110244  Atriplex leucophylla T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UC527385  Atriplex nummularia Carl B. Wolf 1931-12-30 2636 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  UC150082  Atriplex pacifica LeRoy Abrams 1903-3-14 3137 Los Angeles near Rocky Point (San Pedro hills); , near Rocky Point Comment
  SBBG131537  Atriplex prostrata S. A. Junak 1999-7-16 SCa 1057 Los Angeles just inland from mouth of Cottonwood Cyn, N side of creekbed 6 Comment
  RSA453965  Atriplex semibaccata F. R. Fosberg 1930-6-23 S 2931 Los Angeles Del Rey. 1 Comment
  RSA453977  Atriplex watsonii M. B. Dunkle 1939-4-5 7274 Los Angeles San Clemente Island: China Point, Pyramid Cove. Comment
  RSA453980  Atriplex watsonii M. B. Dunkle 1939-4-4 7264 Los Angeles San Clemente Island: China Point, Pyramid Cove Comment
  RSA533464  Avena fatua Timothy S. Ross 1991-4-21 4554 Los Angeles Whittier Hills (Puente Hills, proparte) Middle Turnbull Canyon drainage just SW of Old water tank. 220 Comment
  UCSB12223  Avena sativa Hochberg, Fred 1961-3-30 Los Angeles NE end of Middle Ranch Lake, Middle Ranch, Middle Canyon; Catalina Island Comment
  SBBG79593  Baccharis glutinosa F. R. Fosberg 1931-7-10 5363 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  UCR81449  Baccharis glutinosa F. R. Fosberg 1930-10-18 S- 4110 Los Angeles Coastal Plains and Basins; Los Angeles Basin, [Dominguez] Slough, Gardena 10 Comment
  LA31666  Baccharis pilularis Peter H. Raven; Henry J. Thompson 1959-9-6 14362 Los Angeles Santa Monica Mountains, Malibu Creek, mouth of creek 3 Comment
  POM350398  Baccharis pilularis H. L. Bauer 1932-01 15382 Los Angeles Topango [Topanga] Canyon 274 Comment
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May 29 2014
  RSA599028  Baccharis pilularis L. C. Wheeler 1967-11-11 s.n. Los Angeles Santa Susana/San Gabriel Mountains: Newhall Creek, 0.2 mi. east of Fremont Pass Comment
  CAS-BOT-BC98153  Baccharis salicifolia Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7419 Los Angeles Palos Verdes Peninsula : Rancho Palo Verdes; un-named horeshoe-shaped canyon to the NE of upper Forrestal Drive; 173 Comment
  POM350357  Baccharis salicifolia Robert Gustafson 1980-8-29 1877 Los Angeles Ballona Wetlands, Area 3 Infrequent and scattered in Area 3. Comment
  UC1118900  Baccharis salicifolia subsp. salicifolia F. H. Raymond 1930-3-3 55 Los Angeles San Rafael Mountains Pasadena Quadrangle, San Rafael Mountains 243 Comment
  CAS-BOT-BC100025  Balsamorhiza deltoidea H. M. Hall 1904-6-1 6263 Los Angeles Tejon Pass 1280 Comment
  UCR184350  Balsamorhiza deltoidea A. C. Sanders 2007-4-19 33461 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA439752  Batis maritima Anstruther Davidson 1899-08 2027 Los Angeles Pacific shore, Santa Catalina Island. Comment
  UCD95089  Berberis aquifolium var. repens J. E. Law 1923-5-22 254 Los Angeles Eaton Canyon trail, over Oak Flat. Comment
  UCR95398  Beta macrocarpa P. H. Raven 1962-5-22 17837 Los Angeles Channel Islands, Santa Catalina Island, at the Isthmus Comment
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Sep 26 2010
  UCR240006  Bidens frondosa R. G. Swinney 2009-11-9 11587 A Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  UCR205662  Bidens pilosa A. C. Sanders, T. B. Salvato 2009-5-20 36878 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  LA211124  Bituminaria bituminosa Arthur C. Gibson; Jorge Ochoa 2009-4-18 5225 Los Angeles Hollywood Hills, Cedar Grove of Griffith Park. Comment
  RSA367304  Bloomeria crocea var. crocea B. C. Templeton 1920-5-27 1465 Los Angeles Mulholland Drive. 300 Comment
  RSA601053  Bloomeria crocea var. montana Steve Boyd, Lauren Raz 1997-6-18 9973 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  POM542  Boechera I. M. Johnston 1918-5-12 1952 Los Angeles Upper San Antonio Canyon 1524 Comment
  SFV15330  Boechera arcuata J. C. Dittes, D. Stolp 1990-3-10 42 Los Angeles San Gabriel Mountains 1.5 miles upstream of Big Tujunga flood control reservoir. 732 Comment
  CAS-BOT-BC14721  Boechera repanda I. Johnston 1917-7-3 1464 Los Angeles Upper San Antonio Canyon. 2286 Comment
  RSA640162  Boschniakia strobilacea Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Devils Canyon near Bear Creek Divide. 1707 Comment
  UCR202517  Boschniakia strobilacea R. G. Swinney 2001-8-9 8021 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  POM6751  Bowlesia incana P. A. Munz, L. T. Street, G. Williams 1919-3-15 2398 Los Angeles South Hills, Pomona. Comment
  SBBG96962  Bowlesia incana S. Boyd with T. Ross, L. Arnseth 1990-4-8 4302 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  RSA9738  Bowlesia incana L. C. Wheeler 1932-5-8 688 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  SFV21063  Bowlesia incana L. Gross 2001-5-6 385 Los Angeles Verdugo Mountains Along trail that comes up from Morning Glow Way off of La Tuna Canyon Road in city of Sun Valley. Comment
  UCR190079  Boykinia rotundifolia R. G. Swinney 1998-8-5 6633 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
  RSA187982  Brachypodium distachyon R. F. Thorne 1965-6-22 34868 Los Angeles Santa Catalina Island: Above pebbly beach S of Lookout Point. 30 Comment
  POM214316  Brassica rapa L. C. Wheeler 1934-3-23 2463 Los Angeles San Dimas Canyon 426 Comment
  SD31168  Brassica rapa Edith A. Purer 1931-2-21 Los Angeles Palos Verdes Hills Comment
  LA203092  Brickellia californica A. M. Johnson; 1927-10-21 2667 Los Angeles E of Palmdale Comment
  LA203094  Brickellia californica Louis C. Wheeler; 1931-10-11 247 Los Angeles San Gabriel Mountains, foothills; 1 mi. E. Palmer Canyon 609 Comment
  POM304838  Brickellia californica Henry J. Ramsey, Henry J. Ramsey 1937-9-2 214 Los Angeles 2 miles below Mt. Wilson. 1524 Comment
  RSA612296  Brickellia microphylla L. C. Wheeler 1968-10-13 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, just above Angeles Crest Highway. Comment
  RSA0013197  Brickellia nevinii Orlando Mistretta, Christine Mistretta 2011-7-13 5938 Los Angeles Fall Creek Cyn near confluence with Big Tujunga Cyn, along Forest Road 3N27. 1005 Comment
  UCR102413  Brickellia nevinii Steve Boyd 1997-9-17 10038 A Los Angeles San Gabriel Mtns., Knapp Ranch area, upper end of Castaic Creek drainage in broad alluvial valley at head of Cienega Canyon, south of Liebre Mountain 976 Comment
  UCR61565  Brickellia nevinii R. G. Swinney 1989-7-14 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Glendora Wilderness Park, south of water tank, N end of Englewild Ave. 351 Comment
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Mar 30 2010
  SEINET901457  Bromus arizonicus Andrew C. Sanders 1988-1 7692 Los Angeles Ed Segundo Dunes, W. of L.A. International Airport, between Pershing Dr. and Vista Del Mar Blvd. 5 Comment
  SD232571  Bromus berteroanus A. C. Sanders, E. J. Lott 1993-5-6 13951 Los Angeles Mojave Desert; 12 miles N of Palmdale, Sierra Hwy at Ave. G to 1/10 mi. NW of intersection. 705 Comment
  POM1269  Bromus carinatus D. L. Crawford, Otis Hiatt 1916-3-28 709 Los Angeles Santa Monica Mts, Topanga Canyon. Comment
  RSA251489  Bromus carinatus R. F. Thorne 1973-4-11 42840 Los Angeles San Clemente Island: Norton Canyon. 274 Comment
  RSA670805  Bromus diandrus Joseph M. Keefe 2001-3-16 31099 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105 284 Comment
  UCR271914  Bromus diandrus R. G. Swinney 2010-3-24 12077 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA0039355  Bromus diandrus John F. Emmel 1995-3-25 1357 Los Angeles Verdugo Mountains NE of Burbank; along mid-portion of trail south above La Tuna Canyon, ca. 0.6-0.8 air mile north and 0.1-0.2 air mile east of peak 3077. 685 Comment
  SEINET10520219  Bromus grandis F. R. Fosberg 1932-6-18 Fosberg 8509 Los Angeles Hogback, San Antonio Cass. Con. floor. 1300 Comment
  CAS-BOT-BC227224  Bromus hordeaceus Timothy S. Ross; Steve Boyd 1994-5-4 7639 Los Angeles Liebre Mountains. San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  LA13772  Bromus hordeaceus Robert G. Engman; Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  RSA657457  Bromus hordeaceus J. Keeling 1980-5-9 8 Los Angeles Verdugo Mountains; Next to south side of frontage road, beginning of Fire Road East, 1/2 mile east of La Tuna offramp, 210 freeway, Tujunga. 488 Comment
  SBBG13575  Bromus hordeaceus E. R. Blakley 1961-9-24 4778 Los Angeles Little Harbor at mouth of Little Springs Cyn 6 Comment
  UCR211792  Bromus madritensis Valerie Soza, LeRoy Gross 2002-5-8 1454 Los Angeles Transverse Ranges; Liebre Mountains Region, SW side of Deer Summit (3599 ft.), ridge between Dry Canyon and Haskell Canyon 1052 Comment
  SBBG128785  Bromus madritensis subsp. rubens M. L. Hoefs 1994-5-21 1836 Los Angeles SE end of Renton Mine Rd 262 Comment
  RSA599869  Bromus sterilis Steve Boyd, Lauren Raz 1997-5-6 9714 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  SFV20868  Bromus sterilis L. Gross, B. Hogshead, V. Soza 2003-5-29 957 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
  UC1131301  Bromus tectorum A. D. Gifford 1935-4-26 633 Los Angeles 4 mi w of Manzana 975 Comment
  UCR223466  Bromus tectorum R. G. Swinney 2009-5-28 10923 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA660992  Buddleja asiatica LeRoy Gross 2001-5-28 410 Los Angeles Verdugo Mountains, south side; Start from dead end street Mesa Lila Road, in city of Verdugo City. Climb ridge between Henderson and Engleheard Canyons to main crest., Then went a short distance down Brand Park Mountain Way from Verdugo Mountain Way 854 Comment
  CAS-BOT-BC234000  Calandrinia breweri Dr. H. E. Hasse 1909-1-1 s.n. Los Angeles Santa Monica Range Comment
  RSA2998  Calandrinia ciliata C. B. Wolf 1932-3-4 2670 Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  RSA466552  Calandrinia ciliata Richard C. Barkelew 1929-2-15 s.n. Los Angeles El Segundo Comment
  SEINET9097338  Calandrinia ciliata var. menziesii G. B. Grant 1903-1 128 Los Angeles Pasadena. Comment
  POM1718  Calochortus catalinae Le Roy Abrams 1901-4-3 1266 Los Angeles Santa Monica Mountains. Comment
  RSA177699  Calochortus catalinae Robert F. Thorne, Percy C. Everett 1965-5-10 34464 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain. 457 Comment
  RSA377321  Calochortus catalinae Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  RSA0113509  Calochortus catalinae Lyman Benson 1949-4-29 13599 Los Angeles Hills 4 miles southwest of Pomona. Mt. Range: Puente Hills. 304 Comment
  RSA680328  Calochortus clavatus Scott D. White, Michael Honer, Dylan Hannon 2003-6-25 9607 Los Angeles Tapia Canyon area, ca. 2 - 3 air miles west of I-5 jtn. w/ Ridge Rt. Rd. 396 Comment
  CAS-BOT-BC132342  Calochortus clavatus Gale Sphon 1959-5-8 329 Los Angeles 1.7 miles north-east of Soledad Canyon turnoff on Highway 6, Mint Canyon Comment
  RSA757997  Calochortus clavatus var. gracilis D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4251 Los Angeles Bouquet Cyn, 854 m SE of Bouquet Cyn Rd & 579 m S of Hayfork Road. Comment
  UCR99507  Calochortus clavatus var. gracilis Steve Boyd, Lauren Raz 1997-5-6 9710 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
  CAS-BOT-BC226265  Calochortus invenustus Timothy S. Ross; Darin Banks 1994-6-21 7984 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2175 m NW of Pac. Mtn's 7124-foot summit 1938 Comment
  RSA771906  Calochortus kennedyi var. kennedyi Richard G. Swinney 2009-5-12 10734 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1435 Comment
  UC1946302  Calochortus plummerae Naomi Fraga with LeRoy, Sarah J. De Groot, Paul Morton 2004-6-3 1240 Los Angeles Transverse Ranges; San Gabriel Mountains region: Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon. Comment
  UCR190278  Calochortus plummerae R. G. Swinney 1998-8-1 6613 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2 miles ENE of the summit of Mt. Baden-Powell, 0.8 mi. SE of Vincent Gap Trail Head 1707 Comment
  SEINET12044550  Calochortus splendens F. R. Fosberg 1931-1 54690 Los Angeles Santa Catalina Island, SE slopes of Black Jack Mt 350 Comment
  POM4961  Calycadenia tenella I. M. Johnston 1917-5-27 1248 Los Angeles Above Claremont (Johnson's Pasture) Comment
  UCR270021  Calystegia macrostegia R. G. Swinney 2010-6-1 13094 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  CAS-BOT-BC224311  Calystegia macrostegia subsp. amplissima M. B. Dunkle 1939-4-6 7291 Los Angeles Mosquito Harbor, San Clemente Island Comment
  UCR200012  Calystegia macrostegia subsp. intermedia Valerie Soza, Mariam Sidibeh 2003-3-26 1602 B Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Haines Canyon Park vicinity, SSW of Dorothy and Estepa Drive intersection 549 Comment
  RSA722323  Calystegia malacophylla subsp. pedicellata Marcus E. Jones 1926-6-7 s.n. Los Angeles South of Lebec, Liebre Mountains. Comment
  JEPS31618  Calystegia occidentalis subsp. fulcrata C. E. Hutchinson 1892-6-22 Los Angeles San Gabriel Canyon San Gabriel Mts., San Gabriel Canyon (San Gabriel Mts., Cold Water Canyon?) 1371 Comment
  RSA756011  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-4-30 2579 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  RSA729005  Camissonia Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1967 Los Angeles Fort Tejon Road. Comment
  UCR150468  Camissonia R. G. Swinney 1999-6-21 7373 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  UCR203199  Camissonia R. G. Swinney 2005-5-21 8249 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA465667  Camissonia bistorta Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  UCR99579  Camissonia bistorta Jack Easton 1997-2-25 s.n. Los Angeles Glendale: western toe of San Rafael Hills 305 Comment
  CSUSB169  Camissonia bistorta Heather Hanson 1966-4-10 Los Angeles Ten yards west of St. Francis Church in Palos Verdes Estates. 60 Comment
  RSA0106318  Camissonia bistorta Lyman Benson 1946-3-29 12288 Los Angeles Indian Hill, Claremont. 426 Comment
  RSA466144  Camissonia californica Fay A. MacFadden 1931-3-28 36 Los Angeles Verdugo Mountains, La Tuna Canyon Comment
  RSA647809  Camissonia californica LeRoy Gross, Laura Moore 2000-6-5 201 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  RSA72263  Camissonia cheiranthifolia subsp. suffruticosa F. W. Peirson 1951-2-7 789 Los Angeles Long Beach Comment
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Jan 30 2012
  UCR137726  Camissonia cheiranthifolia subsp. suffruticosa L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  UCR205067  Camissonia confusa R. G. Swinney 2008-4-4 8613 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  UCR185599  Camissonia graciliflora A. C. Sanders 2007-4-25 33584 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  RSA251419  Camissonia guadalupensis subsp. clementina Robert F. Thorne 1966-4-15 35991 Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  RSA449004  Camissonia ignota Albert J. Perkins 1920-4-27 s.n. Los Angeles Santa Anita Canyon near hermits Comment
  RSA187567  Camissonia intermedia Peter H. Raven 1962-5-23 17857 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  RSA762057  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2008-5-16 3103 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  UCR47882  Camissonia lewisii R. Mattoni 1986-1 s.n. Los Angeles South Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA186458  Camissonia micrantha Peter H. Raven 1962-4-8 17120 Los Angeles Disturbed ground just inside rear auto gate, native to the Garden 335 Comment
  RSA240685  Camissonia micrantha Donald R. Bissing 1973-5-18 83 Los Angeles Evey Canyon, San Gabriel Mountains: On s.w. side of canyon near mouth of canyon. 707 Comment
  UCR229500  Camissonia micrantha Jeremiah George 2011-7-19 s.n. Los Angeles South Coast, Palos Verdes Estates, east of end of Via Tejon at Malaga Dune 62 Comment
  UCR51994  Camissonia micrantha Steve Boyd, T. S. Elias 1987-4-14 2034 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  RSA570210  Camissonia strigulosa Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5006 Los Angeles Acton: ca half mile E of the center of town, next to the Southern Pacific Railway, on the N side of Soledad Canyon Wash. 831 Comment
  POM25398  Camissonia strigulosa I. W. Clokey, Bonnie C. Templeton 1930-4-8 4671 Los Angeles San Fernando Road. Road side. 300 Comment
  RSA618100  Camissonia strigulosa Louis C. Wheeler 1967-5-18 9644 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  UCR272622  Camissoniopsis R. G. Swinney 2011-6-7 15031 A Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  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
  SDSU3336  Camissoniopsis bistorta H. Wedberg 1959-4-12 408 Los Angeles Tapia Park, Santa Monica Mountains. Comment
  UC20489  Camissoniopsis hirtella Harley P. Chandler 1897-4-7 Los Angeles foothills Claremont 701 Comment
  RSA596836  Capsella bursa-pastoris Timothy S. Ross, J. Mark Porter 1995-5-4 8480 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  POM369318  Cardamine californica var. californica Ella M. Kennedy 1923-2-18 s.n. Los Angeles San Gabriel Canyon Comment
  RSA162707  Cardamine californica var. californica J. Olmstead 1960-2-24 1106 Los Angeles Wolfskill Canyon at junction with San Dimas Canyon 518 Comment
  RSA719638  Cardamine oligosperma R. G. Swinney 1998-3-14 5913 Los Angeles Evey Canyon, ca. 0.75 mi. W of Mt. Baldy Rd., ca. 0.3 mi. NE of Potato Mtn. 793 Comment
  RSA441731  Cardionema ramosissimum I. M. Johnston 1917-6-10 1268 Los Angeles Near Mesmer. Comment
  UCR205524  Carduus pycnocephalus A. C. Sanders, T. B. Salvato 2009-5-19 36815 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
  CDA37744  Carduus tenuiflorus George Garrettson 1955-4-29 s.n. Los Angeles Dudley Philips Ranch (Superior Dairy pasture) near Masonic Home, Covina. 0 Comment
  UCR209606  Carex R. G. Swinney 2008-7-2 9144 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
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Sep 12 2018
  RSA584624  Carex alma Timothy S. Ross, Steve Boyd 1991-4-25 4597 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) (Glendora). 536 Comment
  RSA628803  Carex alma Scott D. White, David E. Bramlet 1998-6-29 6828 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
  UCR194297  Carex alma R. G. Swinney 1999-6-21 7361 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  UCR223187  Carex alma R. G. Swinney 2009-5-20 10843 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  SEINET7549323 Image available Carex alma Louis C. Wheeler 1961-6-12 7859 Los Angeles San Gabriel Mountains. Pacoima Canyon at Rattlesnake Canyon. 914 Comment
  UCR192855  Carex aurea R. G. Swinney 1998-7-14 6421 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  CAS-BOT-BC19230  Carex barbarae Ernest Braunton 1903-1-20 802 Los Angeles Oak Knoll. Comment
  UCR177737  Carex barbarae LeRoy Gross, N. Fraga, S. Williams 2002-7-17 560 Los Angeles Transverse Ranges: Verdugo Mountains Region, North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  RSA0127370  Carex densa Louis C. Wheeler 1967-7-15 10040 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  UCR108340  Carex globosa L. C. Wheeler 1968-8-22 s.n. Los Angeles Transverse Range; San Gabriel Mtns., East Fork Big Santa Anita Canyon at Upper Clamshell Truck Trail 1433 Comment
  RSA191381  Carex hassei Robert F. Thorne 1967-7-19 37131 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  RSA601837  Carex praegracilis Steve Boyd 1996-4-25 8675 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  RSA0062840  Carex schottii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6763 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC837149  Carex schottii I. M. Clokey, C. B. Clokey, B. C. Templeton 1930-5-13 4613 Los Angeles Bouquet Canyon 450 Comment
  RSA90887  Carex schottii Joseph A. Ewan 1936-7-26 9809 Los Angeles Big Pines Meadow. 2073 Comment
  RSA0065722  Carex senta Justin M. Wood 2011-7-7 4340 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  POM9537  Carex triquetra Phillip A. Munz 1900-4-21 3711 Los Angeles San Dimas Canyon. 457 Comment
  LA200129  Carpobrotus edulis Jonathan Sauer; 1975-4-26 5649 Los Angeles Santa Monica Mountains, Zuma Beach, W of Point Dume Comment
  UCR156107  Carthamus baeticus A. C. Sanders 2005-5-5 29884 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  UCR178187  Casimiroa tetrameria LeRoy Gross, Valerie Soza 2003-5-15 917 Los Angeles Transverse Ranges; Verdugo Mountains, Northwest side of mtns, along ridgetop N of La Tuna Canyon Road and south of McDonald Creek, east of Elben Avenue and west of small canyon at the end of Elben Place 1600 Comment
  SBBG18818  Castilleja affinis M. A. Piehl 1962-10-5 62520 Los Angeles 1.7 mi from Wrigley Ranch toward airport Comment
  SBBG6752  Castilleja affinis E. R. Blakley 1959-4-5 2732 Los Angeles bluff, W side of Pt Dume 15 Comment
  LA52002  Castilleja affinis M. Hilend; 1930-4-10 s.n. Los Angeles SANTA MONICA MOUNTAINS, Westwood Hills. Comment
  UCR189886  Castilleja applegatei R. G. Swinney 1998-7-27 6500 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  JEPS5222  Castilleja applegatei subsp. martinii Frank W. Peirson 1921-7-17 2505 Los Angeles Prairie Fork San Gabriel Mountains, San Gabriel River 2011 Comment
  RSA524621  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd 1990-5-17 2590 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA233545  Castilleja applegatei subsp. martinii Robert F. Thorne, C. W. Tilforth 1972-6-29 42085 Los Angeles Angeles National Forest: Summit of Table Mountain above Big Pines. 2287 Comment
  RSA622844  Castilleja applegatei subsp. martinii Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  SBBG50957  Castilleja chromosa J. Doty 1969-4-19 627 Los Angeles E side of Bouquet Cyn Rd, 2.3 mi SW of jct with County Rd N-2 975 Comment
  LA212390  Castilleja densiflora subsp. gracilis Louis C. Wheeler; 1933-4-2 1585 Los Angeles La Verne. 289 Comment
  UC1334719  Castilleja exserta A. H. Gallup 1949-5-21 Los Angeles along mid-sw boundary, along s fence Los Angeles State and County Arboretum, Arcadia; Arcadia, Los Angeles State and County Arboretum Comment
  UCD122392  Castilleja exserta Geoffrey Levin 1974-5-2 70 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River, Pacific slope drainage area. Alluvial Fan of Mt. San Antonio (San Gabriel Mts.). 335 Comment
  RSA640833  Castilleja foliolosa Louis C. Wheeler 1931-2-27 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. . Comment
  UC885209  Castilleja foliolosa I. W. Clokey and B. C. Templeton 1930-4-8 4722 Los Angeles San Francisquito Canyon 900 Comment
  RSA0005954  Castilleja gleasoni A. D. E. Elmer 1902-06 3659 Los Angeles Acton. Mt. Gleason. 829 Comment
  SBBG66917  Castilleja miniata subsp. miniata E. Crow 1930-6-29 Los Angeles trail below Crystal Lake Comment
  UC1745909  Castilleja minor subsp. spiralis Annetta M. Carter, Arthur Carter 1935-9-11 972 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
  UCR197745  Castilleja plagiotoma Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 77 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  UCR78137  Castilleja pruinosa Wandalee Thompson 1964-4-8 21 Los Angeles Transverse Range; Liebre Mtns., Cottonwood Campground, Elizabeth Lake Canyon Road, Angeles National Forest. 808 Comment
  RSA0086852  Caucalis microcarpa R. G. Swinney 2011-5-3 14560 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UCR170612  Caulanthus Dan S. Cooper 2005-6-6 s.n. Los Angeles San Andreas Rift Zone, N of Lake Elizabeth [ESE of Lake Hughes] 1189 Comment
  UCSB40780  Caulanthus coulteri Steele, Kelly 1980-5-11 Los Angeles 1.1 miles south of Gorman on east unnamed frontage road 1127 Comment
  POM369307  Caulanthus coulteri var. coulteri B. C. Templeton, I. W. Clokey 1930-5-5 1492 Los Angeles 1 mile no. of Elizabeth Lake. 850 Comment
  SEINET7907429  Caulanthus inflatus J. Massey, J. Henrickson 1966-1 Los Angeles 1 mi E of Jct of Ave J & 250, Saddle Back Butte Area Comment
  UCR194090  Caulanthus lasiophyllus A. C. Sanders 2008-4-25 35118 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  CAS-BOT-BC47911  Ceanothus arboreus Elmer I. Applegate 1927-2-19 4974 Los Angeles Santa Monica Hills, in cultivation in Sulivan Canyon Comment
  CAS-BOT-BC47921  Ceanothus arboreus H. E. McMinn 1924-7-25 1313 Los Angeles Catalina Island Comment
  RSA0039461  Ceanothus crassifolius R. G. Swinney 2010-6-21 13254 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA630268  Ceanothus crassifolius LeRoy Gross 1999-2-19 111 Los Angeles San Gabriel Mountains.: Little Tujunga Canyon Road to Dillon Divide. 1006 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
  UCSB17898  Ceanothus crassifolius Hennen, Diane 1963-4-18 Los Angeles La Crescenta Ravine, behind home at 2453 Teasley Street, La Crescenta 243 Comment
  RSA127442  Ceanothus cuneatus H. J. Thompson 1959-3-22 1869 Los Angeles Lobo Canyon 1 mile west of Malibu Lake 274 Comment
  SD37617  Ceanothus cuneatus Edith A. Purer 1931-2-11 Los Angeles Griffith Park, hillsides Comment
  RSA399029  Ceanothus cuneatus var. cuneatus Elbert Benjamine 1929-3-24 100 Los Angeles Mint Canyon. Comment
  JEPS42311  Ceanothus integerrimus J. R. Hall 1917-5-28 4 -H Los Angeles near Elizabeth Lake; Santa Barbara Forest 914 Comment
  CAS-BOT-BC50526  Ceanothus leucodermis W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San gabriel Mts. Comment
  CAS-BOT-BC50572  Ceanothus leucodermis H. E. McMinn 1925-8-6 1555 Los Angeles Sawpit Canyon, San Gabriel Mts. Comment
  RSA600588  Ceanothus leucodermis Steve Boyd, Lauren Raz 1997-4-30 9592 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
  UC224228  Ceanothus leucodermis A. D. E. Elmer June 1902 3610 Los Angeles Acton Comment
  UCR277404  Ceanothus leucodermis R. G. Swinney 2010-8-23 13576 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  SEINET12209922  Ceanothus megacarpus I. W. Clokey, Templeton, B. 1929-1 4508 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA399701  Ceanothus megacarpus var. insularis M. B. Dunkle 1938-12-30 2038 Los Angeles Santa Catalina Island. Upper Oak canyon Comment
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Jun 12 2014
  CAS-BOT-BC50497  Ceanothus oliganthus Wesley O. Griesel 1959-3-28 s.n. Los Angeles Verdugo Hills 609 Comment
  UCR130808  Ceanothus oliganthus Mark A. Elvin, Cathleen Weigand 2003-5-22 2904 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  CHSC26359  Ceanothus oliganthus var. oliganthus James Henrickson 1972-3-19 7175 Los Angeles 5 road miles along Angeles Crest Hwy 2 NE of La Canada. 853 Comment
  SEINET10834125  Cedrus deodara David B. Dunn 1957-8-20 Dunn 12655 -A Los Angeles Los Angeles. Cultivated introduced plants from various places. Street trees or yard trees. In Highland Park. Cedrus 50-70 ft tall. Comment
  SEINET11736967  Cedrus libani Unknown 1946-1 s.n. Los Angeles Pasadena Comment
  CDA1094  Centaurea melitensis Michael O Brien 2006-5-28 s.n. Los Angeles Malibu; El Pescador State Beach. Comment
  LA200178  Centaurea melitensis Barry A. Prigge; 1985-6-14 6394 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA0035460  Centaurea melitensis Roxanne Smith 1991-4-30 2 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  UC537019  Centaurea solstitialis Lawrence M. Booth 1932-7-6 1259 Los Angeles Long Beach Comment
  UCR95167  Centaurium davyi R. F. Thorne 1966-4-28 36246 Los Angeles Channel Islands, Santa Catalina Island, near junction of Wrigley Drive and Renton Mine Road 91 Comment
  UC878343  Centaurium venustum Ira W. Clokey, B. Templeton Jul 1929 4574 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  RSA18422  Centaurium venustum Carl B. Wolf 1927-7-24 680 Los Angeles Chevy Chase Drive between Flintridge and Glendale Comment
  SBBG62309  Centrostegia thurberi M. N. Ackley 1927-5-8 853 Los Angeles Little Rock 914 Comment
  SBBG62310  Centrostegia thurberi R. Hoffmann 1929-5-20 Los Angeles Redman Comment
  UCR223834  Centrostegia thurberi R. G. Swinney 2009-6-17 11170 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
  UCR282005  Centrostegia thurberi R. G. Swinney 2014-5-1 16323 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  UC161827  Centrostegia thurberi var. thurberi Katharine Brandegee Los Angeles Lancaster Comment
  RSA442197  Cerastium fontanum subsp. vulgare Anstruther Davidson 1993-5-1 s.n. Los Angeles Los Angeles. Comment
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Aug 10 2012
  UCR271558  Cerastium glomeratum R. G. Swinney 2011-3-18 14146 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA592831  Cerastium glomeratum L. C. Wheeler 1967-4-8 9176 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. Comment
  CAS-BOT-BC135513  Cercocarpus betuloides var. betuloides Timothy S. Ross; Steve Boyd 1994-5-4 7688 Los Angeles Upper South Portal Canyon: along forest service road which follows the canyon's SE slope; ca 770 m SW of Spruce Draw - Liebre Mountains 1075 Comment
  CAS-BOT-BC142107  Cercocarpus betuloides var. betuloides Le Roy Abrams; E. A. McGregor 1908-6-19 325 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC142137  Cercocarpus betuloides var. betuloides Carl Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC142169  Cercocarpus betuloides var. betuloides Le Roy Abrams; E. A. McGregor 1908-7-5 674 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  CDA993  Cercocarpus betuloides var. betuloides D. G. Kelch 1991-3-24 1339 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  LA52110  Cercocarpus betuloides var. betuloides Carl Epling; January 1925 6679 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA754208  Cercocarpus betuloides var. betuloides Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1786 Los Angeles San Gabriel River Watershed; next to reservoir. 463 Comment
  CAS-BOT-BC137246  Cercocarpus betuloides var. blancheae Ralph Hoffman 1931-4-12 225 Los Angeles West end Santa Catalina Island Comment
  UC859401  Cercocarpus betuloides var. blancheae Ezra C. Knopf 352 Los Angeles Santa Catalina Island Comment
  UCD22491  Cercocarpus betuloides var. blancheae Brian Vanden Heuvel 2003-5-8 220 Los Angeles Santa Monica Mountains. On Decker Rd., 1 mile north of junction of Mulholland Hwy. and Decker Rd. Comment
  CAS-BOT-BC32720  Cercocarpus montanus var. traskiae Blanche Trask 1897-3-1 s.n. Los Angeles Santa Catalina Isl. Salte Verde. Comment
  SBBG38868  Cercocarpus traskiae R. Moran 1941-3-5 678 Los Angeles Salta Verde 250 Comment
  CAS-BOT-BC279509  Chaenactis artemisiifolia Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  CAS-BOT-BC276892  Chaenactis fremontii F. W. Peirson 1921-5-19 2409 Los Angeles Little Rock Creek, N slope of San Gabriel Mountains 960 Comment
  SEINET7063085  Chaenactis fremontii A. G. Vestal 1963-5-22 s.n. Los Angeles Outside Bobs Gap, Antelop Valley. UTM Zone 11, 425337mE, 3812845mN. (WGS84/NAD83). 1247 Comment
  SFV21872  Chaenactis fremontii J. O. Exconde, Jr. 2008-4-26 10 Los Angeles Mojave Desert Antelope Valley. West of Lancaster along Lancaster Road, west of 160th Street West. 850 Comment
  UCSB6426  Chaenactis glabriuscula Wedberg, H. 1967-4-20 Los Angeles Soledad Can., Hwy. 6 Comment
  OBI28031  Chaenactis glabriuscula var. glabriuscula David J. Keil, Dirk Walters 1977-4-30 12299 Los Angeles Ridge Rte ca 2 mi S of jctn with Los Angeles County Rd N-2 1280 Comment
  RSA647865  Chaenactis glabriuscula var. glabriuscula LeRoy Gross, Laura Moore 2000-6-5 223 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  UCR120619  Chaenactis glabriuscula var. tenuifolia Steve Boyd, T. S. Ross 1988-4-28 2231 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  RSA763230  Chaenactis stevioides Justin M. Wood 2010-5-10 1567 Los Angeles Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  UCR266128  Chaenactis stevioides Orlando Mistretta, Christine Mistretta 2005-4-21 2053 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  SD260176  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 Tel. Access Rd., west of Angeles Natl. Forest boundary, 2.05 air miles due E of Angeles Forest Hwy., 0.8 miles due W of Mt. Emma Rd. 1335 Comment
  UCSB8767  Chaenactis xantiana Breedlove, Dennis 1962-5-12 Los Angeles Eastern edge of Gorman 1219 Comment
  RSA100858  Chaenactis xantiana Palmer Stockwell 1935-5-16 1311 Los Angeles Near Gorman Comment
  RSA70533  Chamaesyce melanadenia Joseph A. Ewan 1931-4-25 4169 Los Angeles S. Fork La Tuna Canyon, Verdugo Range. Comment
  RSA659128  Chamaesyce polycarpa LeRoy Gross 2001-4-1 376 Los Angeles Los Angeles Basin: Verdugo 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. 305 Comment
  UC450976  Chamaesyce polycarpa Fay A. Macfadden 1931-3-4 43 E Los Angeles Tuna Canyon Verdugo Hills Comment
  RSA628321  Chamaesyce serpens L. C. Wheeler 1970-8-1 s.n. Los Angeles NW corner of Olympic and Soto St. Los Angeles. Comment
  CAS-BOT-BC70020  Cheilanthes covillei John H. Thomas 1967-3-22 7573 Los Angeles San Gabriel Mts., Angeles National Forest, Sulphur Springs, about 18 miles NE of center of Pasadena 1219 Comment
  UCR210071  Chenopodium A. C. Sanders 2009-11-6 37216 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA226102  Chenopodium album R. F. Thorne, C. W. Tilforth 1971-6-17 39944 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA660101  Chenopodium album Orlando Mistretta 1992-6-12 553 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA672299  Chenopodium album Joseph M. Keefe 2001-1-19 30905 Los Angeles Intersection of Upperton Avenue, Buena Vista Terrace and Nolden Strreet; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042. 256 Comment
  SBBG119394  Chenopodium album A. C. Sanders 2003-5-22 26808 Los Angeles boundary of Irwindale and Azusa, E of Irwindale Ave, S of Interstate 210 (which bisects pit) and N of Santa Fe Railroad, E of the San Gabriel River channel 171 Comment
  RSA423277  Chenopodium album Anstruther Davidson 1892-09 s.n. Los Angeles E. Los Angeles. Comment
  RSA423280  Chenopodium album Robert L. Dressler 1948-7-28 66 Los Angeles Baldwin Hills, rolling hills with grass cover. Comment
  RSA610207  Chenopodium album L. C. Wheeler 1970-9-3 s.n. Los Angeles San Gabriel Mountains: Henninger Flats. 793 Comment
  RSA732722  Chenopodium album var. album A. C. Sanders 2002-7-20 25220 Los Angeles NE end of Santa Ana Mtns: Santa Clara River bottom at confluence with castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  RSA624446  Chenopodium ambrosioides L. C. Wheeler 1932-9-9 1364 Los Angeles San Gabriel Mountains: San Antonio Canyon. 1097 Comment
  LA51483  Chenopodium berlandieri Peter H. Raven; Henry J. Thompson 1958-10-11 13751 Los Angeles Santa Monica Mountains, Tuna Canyon, Tuna Canyon Road 0.5 mi S of junction with Saddle Peak Rd 518 Comment
  RSA656106  Chenopodium californicum James Henrickson 1985-3-30 19767 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
  RSA717419  Chenopodium californicum Gary Kovnat, LeRoy Gross 2003-2-2 7 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail. Comment
  UC1211077  Chenopodium californicum Huron H. Smith 1912-5-3 4930 Los Angeles Azusa 243 Comment
  RSA0022261  Chenopodium fremontii Duncan S. Bell, Caitlin Elam 2013-8-1 5551 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  SEINET2441852  Chenopodium hians E. N. Jellen 2010-8-19 1005 Los Angeles Big Tujunga Cyn. Rd. 907 Comment
  CAS-BOT-BC460919  Chenopodium missouriense Grace Cole Fleischman 1956-11-12 s.n. Los Angeles East Pasadena Comment
  POM264734  Chenopodium multifidum L. C. Wheeler 1932-9-4 1314 Los Angeles La Verne. 304 Comment
  RSA478542  Chenopodium murale Edwin Kline 1924-6-8 s.n. Los Angeles Los Angeles. Comment
  SBBG96874  Chenopodium pratericola T. Ross, A. Ross 1990-6-6 2850 Los Angeles Green Valley Pasture (San Francisquito Cyn) 926 Comment
  RSA611489  Chenopodium strictum var. glaucophyllum L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  UCR54030  Chloris virgata S. J. Myers 1988-10-13 s.n. Los Angeles Mojave Desert, East Lancaster, at and near Little Rock Wash, between 40th St. E and 70th St. E and between Ave. L and Ave. J 734 Comment
  CAS-BOT-BC244662  Chorizanthe staticoides John Thomas Howell 1931-5-31 6621 Los Angeles San Gabriel Wash Comment
  CAS-BOT-BC244726  Chorizanthe staticoides Carl B. Wolf 1936-5-26 s.n. Los Angeles Santa Clara Valley, 1 mi. west of Castaic Junction 335 Comment
  CAS-BOT-BC244805  Chorizanthe staticoides J. Ewan 1929-6-21 3645 Los Angeles Verdugo Canyon, south end. Dry, hard ground of fire-break 548 Comment
  RSA653690  Chorizanthe staticoides Valerie L. Soza, Laura Moore 2000-5-10 866 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  SD185285  Chorizanthe staticoides B. G. Pitzer 1998-5-23 3743 Los Angeles Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd ca. 0.5 mi. S of Sierra Hwy 945 Comment
  SD234489  Chorizanthe staticoides R. G. Swinney 1998-5-15 6053 Los Angeles San Gabriel Mountains: San Gabriel (Azusa) Canyon, 1.5 mi north of Foothill Blvd. on east side of Encanto Rd. 182 Comment
  UCR124613  Chorizanthe staticoides I. W. Clokey, B. C. Templeton 1929-1 4494 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCSB1356  Chorizanthe staticoides Wedberg, Lee 1954-5-17 Los Angeles Griffith Park 243 Comment
  RSA589268  Chorizanthe watsonii Tim S. Ross 1991-4-28 4758 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  SD197765  Cicer arietinum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36931 Los Angeles San Gabriel Valley: San Gabriel River between Bassett and South El Monte, from Highway 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Avenue public access to San Gabriel River greenway, along Edison powerlines. 71 Comment
  CDA37742  Cirsium arvense Inspector Thompson 1953-10-15 s.n. Los Angeles West Los Angeles; Armacost and Royston Inc. at 2005 Armacost Avenue. 0 Comment
  OBI55020  Cirsium occidentale Steve Boyd, Lauren Raz 1997-3-25 9306 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 Comment
  LA34838  Cirsium occidentale var. californicum Mary V. Hood; 1942-12-16 42 97 k* Los Angeles 144 Comment
  RSA0094370  Cirsium occidentale var. californicum R. G. Swinney 2011-5-31 14921 B Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA592402  Cirsium occidentale var. occidentale Mark Hoefs 1974-5-10 461 Los Angeles Santa Catalina Island: on ridge in lower Cottonwood Canyon. 30 Comment
  POM293895  Cirsium occidentale var. occidentale Lyman Benson 1947-3-29 12286 Los Angeles Indian Hill, City of Claremont. 427 Comment
  CDA7422  Cirsium vulgare Hibbs 1957-8-6 Los Angeles 17100 Bloomfield. 0 Comment
  CATA2974  Cistanthe maritima Peter J. Dixon 2015-2-17 002 Los Angeles Santa Catalina Island: Ben Weston Ridge Rd. near feral animal removal fence gate. 60 m West of Middle Ranch Rd. 137 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
  SEINET10956560  Citrus limon Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2497 Los Angeles City of Pasadena. Vartan Family Grocery, 1511 E. Washington Blvd. 270 Comment
  UCR229489  Clarkia Jeremiah George 2011-7-19 s.n. Los Angeles South Coast, Palos Verdes Estates, east of end of Via Tejon at Malaga Dune 62 Comment
  POM8579B  Clarkia bottae P. A. Munz, R. D. Harwood 1920-5-15 3927 Los Angeles Santa Monica. Dry hillside, Coldwater Canyon. 305 Comment
  RSA0115257  Clarkia bottae Richard G. Swinney 2010-5-25 12942 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA131023  Clarkia bottae Percy C. Everett, E. K. Balls 1959-6-2 23850 Los Angeles 2 miles W of Seminole Hot Springs, Santa Monica Mountains. 869 Comment
  UC107831  Clarkia bottae LeRoy Abrams 1902-6-16 2553 Los Angeles Sepulveda Canyon Santa Monica Mountains Comment
  UCR199869  Clarkia cylindrica LeRoy Gross 2006-5-30 2463 Los Angeles Transverse Ranges; Mount Pinos, along Whitaker Peak Road (6N53), west of Fwy I-5 and the old Golden State Hwy, near Whitaker Summit, along road southwest of the peak from Whitaker Peak. Lookout along the northeast side of Whitaker Peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B 1244 Comment
  UC373503  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-2 1 Los Angeles 1/8 mi n Newhall Tunnel 500 Comment
  CAS-BOT-BC172094  Clarkia dudleyana Alice Eastwood 1919-6-20 9037 Los Angeles Mt. Wilson Comment
  RSA756740  Clarkia dudleyana R. G. Swinney 2008-6-24 9097 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon. 244 Comment
  RSA0016859  Clarkia dudleyana Mary P. Walker s.n. Los Angeles Live Oak Canyon. 549 Comment
  LA45510  Clarkia epilobioides W. O. Griesel; 1936-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, near summit Decker Road. 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
  UC930794  Clarkia epilobioides Ira W. Clokey, B. Templeton 1929-5-8 4485 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  RSA579515B  Clarkia heterandra Tim S. Ross, Steve D. Boyd 1994-6-23 8062 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
  RSA0091867  Clarkia purpurea subsp. quadrivulnera Steven A. Junak, Ralph N. Philbrick, Mark Hoefs 2001-5-19 SCa- 1572 Los Angeles Santa Catalina Island. Along Black Jack Road, ca. 0.15 mile from junction with Airport Road, ca. 0.34 mile N of Black Jack summit, on N side of ridge below Black Jack Peak. 402 Comment
  UCD170694  Clarkia similis R. G. Swinney 1998-8-6 6683 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River. 1037 Comment
  LA45504  Clarkia unguiculata A. M. Johnson; 1932-5-30 4093 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  LA45505  Clarkia unguiculata Harvey Anderson; Carl Epling 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA448592  Clarkia unguiculata E. Crow 1929-4-21 329 Los Angeles Foothills northeast of Glendora. Comment
  UCR153578  Claytonia parviflora A. C. Sanders, T. B. Salvato 2005-4-26 29712 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  RSA597993  Claytonia parviflora subsp. parviflora Steve Boyd, Lauren Raz 1997-3-14 9165 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, eastern slope of Horse Camp Canyon. 1389 Comment
  UC1922236  Claytonia parviflora subsp. parviflora Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 885 Los Angeles Verdugo Mountains; northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  CHSC95770  Claytonia parviflora subsp. tenuifolia LeRoy Gross; Michael Denslow 2003-6-4 988 Los Angeles Transverse Ranges; San Gabriel Mountains region: Trail from Islip Saddle to South Fork Big Rock Creek. 0.5 to 0.7 mile down trail from the Saddle, before Reed Spring. UTM Zone: 3802412N 0421876E. 1936 Comment
  CAS-BOT-BC439915  Claytonia perfoliata subsp. intermontana Raymond Lindholm 1961-3-25 s.n. Los Angeles Little Rock Canyon. San Gabriel Mts. Comment
  CATA1449  Claytonia perfoliata subsp. mexicana Mark L. Hoefs, Robert F. Thorne 1996-4-6 2631 Los Angeles Santa Catalina Island: End of Renton Mine Road 268 Comment
  RSA0095316  Claytonia perfoliata subsp. mexicana Richard G. Swinney 2011-6-6 14990 Los Angeles San Gabriel Mountains: Charlton Flat (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA752276  Claytonia perfoliata subsp. mexicana Justin M. Wood 2009-4-22 523 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  CAS-BOT-BC439960  Claytonia perfoliata subsp. mexicana Louis C. Wheeler 1933-4-15 1635 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  RSA213420  Claytonia perfoliata subsp. mexicana M. B. Dunkle 1939-4-3 7224 Los Angeles Chenetti Canyon Gorge, San Clemente Island. Comment
  RSA659575  Claytonia perfoliata subsp. perfoliata Brian McColgan 1988-5-19 25 Los Angeles Evey Canyon. 1 mile N of Padua on Mt. Baldy Rd. 915 Comment
  SEINET7042342  Claytonia perfoliata subsp. perfoliata A. G. Vestal 1938-7-3 s.n. Los Angeles Road to Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle UTM Zone 11, 402823mE, 3793012mN. Comment
  RSA250434  Clematis lasiantha Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41612 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  RSA386215  Clematis lasiantha L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  SD113804  Clematis lasiantha Darley F. Howe 1947-3-22 1513 Los Angeles Topango Canyon, about 4 miles from ocean Comment
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May 22 2014
  SEINET12099143  Clematis lasiantha H. W. Graham 1927-1 s.n. Los Angeles along trail and Rd from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson, Near Los Angeles Comment
  CATA964  Clematis ligusticifolia Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1830 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below junction of road to Ben Weston Beach 153 Comment
  RSA729848  Clematis ligusticifolia R. G. Swinney 1999-6-21 7353 Los Angeles spring c. 150 m WNW of mouth of Jesus Canyon. 1494 Comment
  RSA596047  Cleome isomeris T. S. Ross, J. Mark Porter 1995-5-4 8410 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  CAS-BOT-BC423109  Cleomella obtusifolia Ernest C. Twisselmann 1965-5-5 10703 Los Angeles Mojave Desert. Lancaster Boulevard near the Kern County Line, (Edwards Air Force Base). 746 Comment
  POM355814  Cnicus benedictus L. C. Wheeler 1933-9-26 2136 Los Angeles San Gabriel Canyon, San Gabriel Mts 365 Comment
  RSA408411  Collinsia bartsiifolia var. davidsonii Louis C. Wheeler 1932-4-9 571 Los Angeles 4 mi. W Fairmont, Mohave Desert. 915 Comment
  UC1584221  Collinsia callosa Tim Ross, Steve Boyd 1990-5-17 2593 Los Angeles Mill Creek Tree Plantation; San Gabriel Mtns; Angeles National Forest, Tujunga District 1612 Comment
  RSA757245  Collinsia heterophylla Scott D. White, Justin M. Wood 2009-5-6 12636 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  SBBG16932  Collinsia heterophylla K. A. Wilson 1961-3-18 1039 Los Angeles Old Topanga Cyn Rd, 0.5 mi NW of Topanga Cyn Blvd Comment
  UCR256561  Collinsia heterophylla var. austromontana Anuja Parikh, Nathan Gale 2011-7-15 3562 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.5 km west of State Hwy 39 S an Gabriel Canyon Road 570 Comment
  POM128776  Collinsia parryi Thomas Craig 1927-5-4 296 Los Angeles Cobal Canyon, above Claremont. Comment
  UCR271483  Collinsia parviflora R. G. Swinney 2011-5-3 14570 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  UC1871299  Collomia grandiflora T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3899 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Elevations between 4880-5680 feet. Comment
  UCD170923  Colutea arborescens R. G. Swinney 2009-3-28 10178 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon. 366 Comment
  SBBG50380  Constancea nevinii R. M. Beauchamp, M. Douglas 1972-3-24 3247 Los Angeles above beach SE of Wilson Cove 60 Comment
  UCR131425  Conyza bonariensis Alison Lipman 1998-6-1 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
  UC57582  Conyza canadensis J. H. Barber 1896-10-15 34 Los Angeles Santa Monica Forestry Station Comment
  UCR241697  Conyza floribunda Dan S. Cooper 2012-9-6 912- 78 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  RSA226991  Cordylanthus nevinii Robert F. Thorne 1971-8-25 41239 Los Angeles Angeles National Forest: Mt. Baden-Powell, north slope along trail to Vincent Gap 2012 Comment
  SBBG126966  Cordylanthus rigidus subsp. setiger A. Parikh, N. Gale 2011-6-27 3510 Los Angeles upper Big Tujunga Cyn, just N of Shortcut Station, 0.6 km N of St Hwy 2; San Gabriel Mtns 1285 Comment
  RSA704230  Coreopsis bigelovii Gary D. Wallace 1982-4-17 1913 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  SEINET3132722  Coreopsis californica J. L. Strother 1968-4-18 614 Los Angeles Rt. 138 betw. Desert Sprgs. & rd. connecting to Victorville Comment
  UCD130995  Coreopsis californica Curtis Clark 1978-4-29 574 Los Angeles west of Palmdale Boulevard at 130th Street. Comment
  CAS-BOT-BC105693  Corethrogyne filaginifolia Louis Wheeler 1932-9-24 1403 Los Angeles 2 mi. NE La Verne 373 Comment
  CAS-BOT-BC105718  Corethrogyne filaginifolia Le Roy Abrams 1904-9-2 4170 Los Angeles Elysian Park, Los Angeles Comment
  UC1536086  Corethrogyne filaginifolia Robert F. Thorne 1975-9-3 47377 Los Angeles Fisherman's Cove Santa Catalina Island Comment
  SD69034  Corethrogyne filaginifolia var. filaginifolia Robert F. Thorne 1966-9-16 36723 Los Angeles Santa Catalina Island; Dry rocky slope along Wrigley Drive above Pebbly Beach, southeast end of island. 45 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
  CAS-BOT-BC209727  Cornus glabrata Geo. C. Roeding 1922-2-18 s.n. 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); USGS San Clemente Island South 7.5' Quad 271 Comment
  RSA0076100  Cotoneaster pannosus Scott D. White 1997-5-21 5201 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
  CDA21782  Cotula australis L. C. Wheeler 1973-5-12 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Gould Mesa Picnic Ground. Comment
  RSA609603  Cotula australis L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, Shuler Canyon. 412 Comment
  RSA654322  Cotula australis Kristina Sargeant 1992-5-20 92 -031 Los Angeles Cal Poly Pomona campus, disturbed area by parking lot behind Administration Building. Comment
  CAS-BOT-BC291370  Cotula coronopifolia Carl B. Wolf 1932-5-12 3610 Los Angeles Middle Ranch Canyon near bridge on lowe road to Isthmus, Santa Catalina Island 30 Comment
  IRVC29545  Crassula connata A. C. Sanders 2003-4-29 26160 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  RSA596885  Crassula connata T. S. Ross, J. Mark Porter 1995-5-4 8462 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA509593  Crassula connata L. C. Wheeler 1967-5-13 9528 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  CAS-BOT-BC427962  Crassula tillaea Steve Boyd 2003-1-17 10442 Los Angeles Los Angeles Basin region: Vicinity of Irwindale east of the San Gabriel River and west of gravel pits, just north of Foothill Blvd, ca. 600 meters west of Irwindale Ave. 177 Comment
  RSA600446  Crassula tillaea L. C. Wheeler 1968-3-15 s.n. Los Angeles San Gabriel Mountains: Bichota Mesa, North Fork San Gabriel River. 945 Comment
  RSA792834  Crassula tillaea Justin M. Wood 2009-3-24 383 Los Angeles City of Claremont: Bernard Field Station, NW corner of Mills Ave. and Foothill Blvd. Northernmost portion of the station, east of RSABG. 410 Comment
  SD90123  Crocanthemum scoparium var. vulgare Jon Nickoloff 1973-5-2 730502 5 Los Angeles On ridge 600 feet north of Mt. Wilson Trail; Sierra Madre. 305 Comment
  CATA1462  Crossosoma californicum Mark L. Hoefs, Robert F. Thorne 1996-4-6 2646 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  RSA199159  Crossosoma californicum R. F. Thorne 1968-5-29 37706 Los Angeles Santa Catalina Island. Lower end of Hamilton Canyon, ca. .5 miles NNW of Avalon. 30 Comment
  RSA397739  Crossosoma californicum F. R. Fosberg 1931-3-19 S 4299 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon 10 Comment
  RSA639266  Crossosoma californicum R. F. Thorne 1971-5-18 41359 Los Angeles Santa Catalina Island: Cape Canyon. 274 Comment
  UC1234630  Crossosoma californicum Peter H. Raven 1962-5-22 17842 Los Angeles Middle Ranch Santa Catalina Island 213 Comment
  HSC101376  Croton californicus R. G. Swinney 2008-12-4 9931 Los Angeles San Gabriel Mtns.: Azusa, mouth of San Gabriel Canyon, 1 mi. north of Foothill Blvd. 201 Comment
  LA204986  Croton californicus J. A. Ewan; 1931-1-1 sn Los Angeles Hyperion, near long wharf Comment
  RSA480559  Croton californicus Howard Mullins 1931-3-27 s.n. Los Angeles El Segundo. Comment
  POM2752  Croton californicus var. tenuis C. F. Baker 1903-10-1 3700 Los Angeles Claremont. Comment
  SD40102  Croton setiger Edith A. Purer 1933-10-7 5597 Los Angeles El Segundo, stabilized sand dunes Comment
  RSA763818  Cryptantha barbigera Justin M. Wood 2010-5-10 1615 Los Angeles Vicinity of Littlerock creek; just southwest of intersection of cheseboro rd. and Mt. Emma rd. 973 Comment
  RSA0111945  Cryptantha circumscissa Richard G. Swinney 2011-4-19 14403 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
  UCR127244  Cryptantha corollata Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2921 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA485307  Cryptantha decipiens Barbara Shervanick 1974-4-28 1242 Los Angeles Wash just west of Littlerock. 854 Comment
  SEINET3152233  Cryptantha flaccida G. B. Grant 1904-6-16 239 Los Angeles Pasadena Comment
  PASA1981  Cryptantha intermedia Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  POM368252  Cryptantha intermedia A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  RSA629677  Cryptantha intermedia Scott D. White, Dave Bramlet 1998-6-29 6811 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
  UCR50870  Cryptantha intermedia A. C. Sanders 1988-5-18 7853 A Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  UCD67373  Cryptantha intermedia Natalie deGarder 1992-5-30 24 Los Angeles Altadena, 1.5 mi. off Highway 210 up Lincoln Rd to top of Rising Hill Road. Growing in full sun on a steep, dry slope in riparian oak woodland/chaparral with grasses, oaks, Ceanothus, and Phacelia dominant. 1 foot tall, basal rosette of linear leaves, pale yellow hairs, many strongly curved helicoid cymes of white flowers. Abundant. 589 Comment
  UCSB5555  Cryptantha intermedia Wedberg, H. 1958-5-3 Los Angeles San Antonio wash 1/2 mile up Baldy Road from Padua Hills Road Comment
  RSA0016891  Cryptantha intermedia var. johnstonii D. L. Crawford, H. D. Hiatt 1916-3-28 257 Los Angeles Santa Monica Mts, Topanga Canyon. Comment
  PASA1988  Cryptantha micrantha var. lepida Frank W. Peirson 1920-6-10 Los Angeles Summit Mt. Wilson 1737 Comment
  SFV20990  Cryptantha microstachys L. Gross, V. Soza 2003-5-15 901 Los Angeles Verdugo Mountains Northwest side of Verdugo 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 came back down into a small canyon at the end of Elben Place just east of where started. Gentle, east-facing slope near ridgetop on south-facing side of ridge line. 396 Comment
  SFV7982  Cryptantha muricata T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1348 Los Angeles San Gabriel Mountains Near lower Trail Canyon. 732 Comment
  RSA0078911  Cryptantha muricata var. denticulata D. L. Crawford 1915-6-30 s.n. Los Angeles Bear Flats, Mts. above Claremont. 2134 Comment
  RSA0079398  Cryptantha muricata var. jonesii Steve Boyd, Orlando Mistretta 1993-6-10 8186 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along Santa Clara Rd (3N17.9), 1/4 mile E of May Canyon Saddle, just north of May Peak. 914 Comment
  CAS-BOT-BC173168  Cryptantha muricata var. muricata Timothy S. Ross; Steve Boyd 1994-5-4 7628 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  RSA0103797  Cryptantha muricata var. muricata R. G. Swinney 2011-6-14 15112 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA0079592  Cryptantha muricata var. muricata L. C. Wheeler 1967-5-23 9692 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA585362  Cryptantha nevadensis T. S. Ross 1991-4-27 4703 b Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  SD240922  Cryptantha nevadensis var. rigida Dave Silverman, Jeff Harvis & Colleen Martin 2010-5-20 8039 Los Angeles Antelope Valley, north of Palmdale and west of Air Force plant, 50 m west of Sierra Highway and 325 m north of Avenue N. 779 Comment
  UCR189268  Cryptantha nevadensis var. rigida R. G. Swinney 1998-5-16 6078 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UCR280900  Cryptantha nevadensis var. rigida R. G. Swinney 2014-5-1 16327 Los Angeles San Gabriel Mountains/Mojave Desert, NW of Valyermo, extreme west end of Holcomb Ridge, 400-500 meters NE of Valyermo Rd. and 250 m east of Big Rock Wash, 0.3 mile north of jct. of Pallett Creek Rd. and Valyermo Rd. 1110 Comment
  RSA587090  Cryptantha nevadensis var. rigida Orlando Mistretta, Steve Boyd 1995-5-23 1725 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1494 Comment
  RSA756895  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-7 3484 -a 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 48 per TRTP survey-2008) 1085 Comment
  JEPS67802  Cryptantha pterocarya Frank W. Peirson 1919-6-14 477 Los Angeles Rock Creek San Gabriel Mountains 1691 Comment
  SD237370  Cryptantha pterocarya R. G. Swinney 2009-4-28 10537 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma. 1584 Comment
  RSA0079047  Cryptantha pterocarya var. pterocarya Orlando Mistretta 1992-5-4 244 Los Angeles San Gabriel Mountains: Little Rock Creek; Alimony Ridge. 1263 Comment
  SBBG131887  Cryptantha traskiae S. A. Junak, D. Wilken 1996-3-27 SCI 259 Los Angeles just S of Eel Cove Cyn 24 Comment
  UCR45030  Cucurbita foetidissima A. C. Sanders 1986-7-30 6805 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  CAS-BOT-BC224493  Cuscuta californica Timothy S. Ross; Steve Boyd 1994-9-21 8286 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  UCR190799  Cuscuta californica R. G. Swinney 2001-5-18 7939 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  RSA0051618  Cuscuta indecora Lee Haines 1950-07 s.n. Los Angeles Lancaster-Antelope Valley. Comment
  CDA5578  Cuscuta reflexa T. C. Fuller 1969-10-23 19021 Los Angeles On the north side of biology building, California State College at Los Angeles, northwest of the San Bernardino & Long Beach Freeways, Los Angeles. 0 Comment
  RSA747457  Cuscuta subinclusa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36928 Los Angeles San Gabriel Valley: San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gabriel River greenway, along Edison powerlines. 71 Comment
  UCD169557  Cylindropuntia californica var. parkeri R. G. Swinney 2009-7-1 11297 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 300 m north of Puente Largo railway bridge, west side of channel. 184 Comment
  RSA126694  Cynodon dactylon H. J. Thompson 1959-5-24 1987 Los Angeles Santa Monica Mountains. 0.3 miles N of Coast Highway, Tuna Canyon., (34 deg N; 119-119 deg W.) 46 Comment
  RSA608300  Cyperus difformis L. C. Wheeler 1946-9-2 6340 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon, 0.5 mile W of Bear Creek. 518 Comment
  RSA365078  Cyperus eragrostis Robert Gustafson 1980-9-16 1921 Los Angeles Ballona Wetlands Comment
  UCR168542  Cyperus erythrorhizos L. C. Wheeler 1932-9-19 1390 Los Angeles Los Angeles Basin, Los Angeles River at Los Feliz Blvd. 122 Comment
  RSA365089  Cyperus esculentus Louis Greata 1900-08 s.n. Los Angeles [Los Angeles] University. Comment
  RSA0062565  Cyperus involucratus R. G. Swinney 2010-8-16 13543 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UC57100  Cyperus niger Ernest Braunton Aug 1902 654 Los Angeles Oak Knoll Comment
  RSA125598  Cyperus rotundus Peter H. Raven 1957-11-14 11406 Los Angeles Westwood Village, West Los Angeles. Comment
  JEPS35191  Cystopteris fragilis J. A. Ewan 1932-6-16 7275 Los Angeles Tujunga Creek; San Gabriel Mts 1233 Comment
  POM364986  Dactylis glomerata Robert M. Perkins 1936-4-28 s.n. Los Angeles Los Angeles. Comment
  SD107787  Datisca glomerata Robert F. Thorne, Larry DeBuhr 1974-6-28 44772 Los Angeles Angeles National Forest, San Gabriel Mts., W slope of Mt. Islip 1830 Comment
  UC520363  Datura stramonium Louis C. Wheeler 1932-10-29 1438 Los Angeles Atlantic Ave. ca 8 mi n Long Beach; n <of> Long Beach 45 Comment
  RSA609586  Datura wrightii Louis C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Whitney Canyon at Santa Clara Divide Road. 915 Comment
  POM4182  Datura wrightii D. L. Crawford 1915-07 s.n. Los Angeles Claremont. Comment
  PASA1930  Daucus pusillus Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA654342  Daucus pusillus Valerie L. Soza, Laura Moore 2000-5-30 969 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
  UCR147755  Daucus pusillus Valerie Soza, Laura Moore 2000-5-30 969 Los Angeles Transverse Range; Liebre Mountains, San Franisquito Canyon, at Los Angeles Dept. of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, west of San Francisquito Canyon Road 488 Comment
  UC194676  Deinandra clementina T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  SFV9753  Deinandra minthornii J. W. Dole, G. F. Fisler 1977-10-28 s. n. Los Angeles Santa Susana Mountains Chatsworth. Diamond Bar Ranch. Edge of Simi Freeway among the big rocks. Comment
  UC2015615  Deinandra minthornii Scott D. White 1995-10-19 3719 Los Angeles S edge of Santa Susana Mts, above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Bl.); 0.7-1.0 air mi SE of Chatsworth Pk. Comment
  CAS-BOT-BC291904  Deinandra pallida Ynez Whilton Winblad 1937-4-23 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  RSA738055  Delphinium cardinale Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  UCR229145  Delphinium parishii Dan S. Cooper 2011-5-5 511- 60 B Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  CAS-BOT-BC7964  Delphinium parishii subsp. parishii H. M. Hall 1900-6-1 1462 Los Angeles San Antonio Mountains, Lytle Creek Canyon 1676 Comment
  CAS-BOT-BC7969  Delphinium parishii subsp. parishii R. S. Woglum 1935-5-6 730 Los Angeles Palmdale Comment
  POM316456  Delphinium parryi Gordon Pilone 1962-6-24 505 Los Angeles 1 mile W of Topanga Canyon Road on [Robinson?] Road 305 Comment
  SD185300  Delphinium parryi A. C. Sanders, T. B. Salvato 2005-4-26 29750 Los Angeles Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 487 Comment
  UCD96297  Delphinium parryi A. C. Sanders 2003-4-29 26172 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  POM219979  Delphinium parryi F. R. Fosberg 1932-5-5 8108 Los Angeles n. [north of?] Avalon, Santa Catalina Island 40 Comment
  CAS-BOT-BC116261  Delphinium parryi subsp. parryi John Gill Lemmon 1888-5-1 S.N. Los Angeles Santa Catalina Mountains Comment
  SBBG125466  Delphinium patens subsp. hepaticoideum A. Parikh, N. Gale 2010-6-18 3334 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
  UCD96567  Delphinium patens subsp. hepaticoideum Curtis Schway 1993-3-28 2 Los Angeles Santa Monica Mtns., Malibu State Park, Corner of Mullholland Dr. and Cornell Rd, .5 mi. N.E. on the upper fork of Yearling Trail. 245 Comment
  RSA0030026  Delphinium patens subsp. montanum Steve Boyd, Lauren Raz 1997-5-20 9798 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  NY42970  Dendromecon rigida J. B. Walker 1995-3-29 1290 Los Angeles Angeles National Forest, Angeles Crest Hwy, 6km W of Rt N3 1000 Comment
  RSA615704  Dendromecon rigida Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Bear Canyon (off Soledad Canyon) at Santa Clara Divide Road. 1280 Comment
  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
  RSA781296  Deschampsia danthonioides R. G. Swinney 2009-7-22 11369 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  SD90605  Deschampsia danthonioides Robert F. Thorne 1966-4-17 36097 Los Angeles San Clemente Island; on mesa just northwest of Thirst; in vernal pool 548 Comment
  UCR209541  Deschampsia elongata R. G. Swinney 2008-7-2 9115 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  POM219122  Descurainia obtusa subsp. adenophora L. C. Wheeler 1932-8-2 1110 Los Angeles Crystal Lake, N fork San Gabriel River 1677 Comment
  UCR271583  Descurainia pinnata R. G. Swinney 2011-5-19 14762 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  CAS-BOT-BC43349  Descurainia pinnata subsp. glabra Timothy S. Ross 1991-4-27 4660 Los Angeles Mojave Desert. Fort Tejon Road, 0.1 mile west of its junction with Highway 138 (and hiking +-S to SW). 1203 Comment
  POM369388  Descurainia pinnata subsp. glabra M. Maslow 1968-3-30 20 Los Angeles on road 3.7 miles north of Palmdale and 0.3 miles west of calif. Hwy. 14. Comment
  SEINET13203262 Image available Dichelostemma capitatum R. G. Swinney 2011-1 14617 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  SEINET4044531  Dichelostemma capitatum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 182 Comment
  UCR190345  Dichelostemma capitatum R. G. Swinney 2001-4-18 7897 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, ridge top c. 500 m east of south end of Bobs Gap 1311 Comment
  CHSC8384  Dichelostemma capitatum subsp. capitatum Edward L. Smith 1957-4-4 46 Los Angeles Located at Claremont. 365 Comment
  RSA616368  Dichelostemma capitatum subsp. capitatum Scott D. White, P. DeVries 1998-5-15 6503 Los Angeles Liebre Mountains. Soledad Canyon Area: proposed quarry N of Soledad Canyon Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 579 Comment
  RSA670385  Dichelostemma capitatum subsp. capitatum B. C. Templeton, I. W. Clokey 1930-4-8 1056 Los Angeles San Francisquito Canyon, San Gabriel Mts. 915 Comment
  UCR270154  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2011-3-17 14116 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA592502  Dichondra occidentalis Mark Hoefs, Doug Propst 1973-3-14 122 Los Angeles Santa Catalina Island. Top of White Landings Rd. east exposure 518 Comment
  SBBG53216  Dichondra occidentalis S. A. Junak with W. S. Davis 1978-4-16 SCa 46 Los Angeles ridge just W of Isthmus Cove Comment
  SBBG57154  Digitaria sanguinalis R. Hoffmann 1927-8-30 Los Angeles near Saugus Comment
  UCD64075  Digitaria sanguinalis Peter H. Raven 1957-9-21 11345 Los Angeles West Channel Road, Santa Monica. Comment
  SJSU2488  Diplacus aurantiacus H. R. Garrett 1962-4-15 16 Los Angeles end of Shady Cove Drive, Burbank Comment
  CAS-BOT-BC150917  Diplacus bigelovii var. bigelovii Timothy S. Ross; J. Mark Porter 1994-5-1 7597 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  CAS-BOT-BC153049  Diplacus fremontii Geo. B. Grant 1904-5-7 6203 Los Angeles Glendora Comment
  SD77329  Diplacus fremontii Francis W. Pennell 1940-5-5 25320 Los Angeles Big Tujunga Wash, w. of Sunland 395 Comment
  CAS-BOT-BC150627  Diplacus longiflorus Timothy S. Ross; J. Mark Porter 1995-5-4 8499 Los Angeles Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road 682 Comment
  UCR204549  Distichlis spicata R. G. Swinney 2005-8-5 8363 Los Angeles San Gabriel Mtns, Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1566 Comment
  CAS-BOT-BC43576  Dithyrea californica H. L. Mason 1932-4-1 6858 Los Angeles Mohave Desert. One mile east of Lancaster. Comment
  RSA500527  Dodecahema leptoceras T. P. Krantz, Fred Hinshaw, Christi Perala 1988-5-9 s.n. Los Angeles Occurrence limited to two very small pockets (10'x10' and 50'x100') east of Foothill Blvd. crossing of wash, Big Tujunga Wash 384 Comment
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Oct 20 2014
  UCR209441  Dodecatheon clevelandii R. G. Swinney 1969-4-27 387 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  RSA461487  Dodecatheon clevelandii Anstruther Davidson 1890-02 s.n. Los Angeles Los Angeles. Comment
  RSA583035  Dodecatheon clevelandii subsp. insulare Tim S. Ross 1993-4-22 6874 Los Angeles Santa Catalina Island. SW part of the island in vicinity of Cactus Peak (1560ft); northwesterly slope 350m. ENE peak 419 Comment
  RSA330809  Dodecatheon redolens Wayne E. Sawyer 1981-6-11 16 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle 2302 Comment
  RSA69042  Dodecatheon redolens Joseph A. Ewan 1930-6-25 2705 Los Angeles At spring of north slope near Windy Camp, Mt. Islip. 2287 Comment
  UC213206  Dodecatheon redolens I. M. Johnston 1918-7-6 2100 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains, Prairie Fork San Gabriel River (marsh in a side canyon) 2133 Comment
  RSA596305  Drymocallis glandulosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3374 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  CAS-BOT-BC536115  Drymocallis glandulosa var. reflexa Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38900 Los Angeles Canyon above Angeles Crest Hwy. c. 1 mile west of Vincent Gap, at one of the headwaters of east fork Big Rock Creek noth face Mt. Baden-Powell, San Gabriel Mts., Angeles National Forest 2331 Comment
  CATA2972  Dryopteris arguta Amy Catalano 2016-1-28 009 Los Angeles Santa Catalina Island: Drainage bottom on south side of Airport Road, below Exclosure 4A 372 Comment
  UCR190289  Dudleya cymosa R. G. Swinney 1998-8-1 6626 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  CAS-BOT-BC428117  Dudleya cymosa subsp. cymosa Timothy S. Ross; Steve Boyd 1994-5-11 7832 Los Angeles Liebre Mountains. Elizabeth Lake Canyon: dogleg bend in the canyon between the influxes of Warm Springs Canyon (from the W) and Ruby Canyon (from the E). 627 Comment
  RSA83407  Dudleya cymosa subsp. pumila Joseph A. Ewan 1932-7-4 7572 Los Angeles Millard's Canyon, above the falls Comment
  UCR100613  Dudleya lanceolata B. G. Pitzer 1996-5-5 2867 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA587241  Dudleya lanceolata Orlando Mistretta 1994-5-11 1190 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground. 1341 Comment
  UCR129649  Dudleya virens subsp. insularis Reid Moran 1941-5-27 874 Los Angeles Palos Verdes Peninsula, 0.25 mi. east of Point Vicente 20 Comment
  UCR227645  Dudleya virens subsp. insularis R. F. Thorne, Percy C. Everett 1965-5-11 34563 Los Angeles Channel Islands; Santa Catalina Island, rocky slope above Little Harbor, Santa Catalina 30 Comment
  HSC9649  Echinochloa crus-galli John Warner Hosking 1964-10-23 Los Angeles Foster A. Begg School, Manhattan Beach. Comment
  CDA2006  Echinochloa crus-galli var. crus-galli L. C. Wheeler 1966-9-6 8873 Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir 0 Comment
  SEINET8724865 Image available Echinocystis macrocarpa F. R. Fosberg 1931-1 S 4287 Los Angeles Hamilton Canyon, Santa Catalina Island, Los Angeles Co. Alt. 10 m. 10 Comment
  SBBG45039  Eclipta prostrata L. C. Wheeler 1933-9-25 2122 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  UCSB3572  Ehrendorferia chrysantha Ralph, F. 1959-5-15 Los Angeles Mint Canyon at Campground along U. S. Hwy. 6, 7.9 miles northeast of jct. with Soledad Canyon Rd. 457 Comment
  SD129172  Ehrharta erecta A. C. Sanders 1987-12-4 7571 Los Angeles El Segundo Dunes, immediately West of Los Angeles International Airport and Pershing Drive, roadside in subsite 55. 29 Comment
  UCR258512  Elatine brachysperma R. G. Swinney 2010-9-13 13805 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  RSA199190  Eleocharis palustris Robert F. Thorne, D. Propst 1968-5-29 37699 Los Angeles S end of Hay Press Reservoir. 404 Comment
  CAS-BOT-BC113280  Eleocharis parishii Timothy S. Ross; Steve Boyd 1994-5-24 7839 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and 2 tributaries 515 Comment
  CHSC118270  Eleocharis parishii P. F. Zika; Nick Otting 2010-8-4 25260 Los Angeles W and S shores of Jackson Lake, Big Pines Highway. San Gabriel Mountains (SnGb). 1860 Comment
  RSA608865  Eleocharis parishii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Soledad Canyon, Santa Clara River. 530 Comment
  SD90610  Eleocharis parishii Robert F. Thorne, J. Dourley 1967-10-10 37338 Los Angeles San Gabriel Mountains, Angeles National Forest, Jackson Lake, northwest end of lake on low, dry bank. (IPB 10/07) 1867 Comment
  UC69344  Eleocharis parishii H. M. Hall 1900-6-4 1517 Los Angeles San Antonio Mountains Comment
  CAS-BOT-BC112217  Eleocharis rostellata Robert F. Thorne; M. Z. Thorne 1967-7-19 37175 Los Angeles Big Cienega Springs above Crystal Lake Recreation Area. 1981 Comment
  POM359920  Elymus elymoides J. G. Smith 1935-4-19 s.n. Los Angeles 1 mile west of Palmdale, Mojave Desert. Comment
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Oct 21 2015
  POM1326  Elymus elymoides subsp. californicus I. M. Johnston 1917-8-22 1638 Los Angeles Summit of Baldy. 3049 Comment
  POM175394  Elymus elymoides subsp. elymoides Helen E. Sweet, West, E. Crow 1930-7-12 s.n Los Angeles Ridge between Mt. Islip and north Baldy Peak, San Gabriel Mountains. Comment
  RSA0094556  Elymus elymoides subsp. elymoides Richard G. Swinney 2011-6-6 15009 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  RSA597562  Elymus elymoides subsp. elymoides Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3755 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  CDA31713  Elymus elymoides subsp. elymoides R. P. Allen 1959-4-27 Los Angeles Ave 150 & A-8. 0 Comment
  IRVC26177  Elymus glaucus A. C. Sanders 2003-5-1 26249 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  UCR205260  Elymus stebbinsii R. G. Swinney 2005-8-17 8505 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 21 2018
  UCR127892  Emmenanthe penduliflora A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26107 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
  RSA0044684  Encelia actoni LeRoy Gross 2012-6-17 5550 Los Angeles Mount Wilson Road to Henninger Flats. Short distance east of the Eaton Canyon bridge. 420 Comment
  UCR197738  Encelia actoni Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 99 Los Angeles Transverse Ranges; San Gabriel Mountains, north side of the mountains, right at the north end of Bob's Gap 1220 Comment
  RSA93903  Encelia actoni F. W. Peirson 1919-6-13 484 Los Angeles Large colony on south side of canyon of Rock Creek. 1296 Comment
  CATA1120  Encelia californica Mark L. Hoefs 1995-5-23 2085 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 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
  POM155767  Epilobium canum subsp. canum M. L. Bryan 1928-9-1 83 Los Angeles Mandeville Canyon, near Santa Monica. 152 Comment
  RSA72103  Epilobium canum subsp. canum F. W. Peirson 1918-10-15 279 Los Angeles Foot of Echo Mountain Trail to Mount Lowe and San Gabriel Range. 549 Comment
  UC56482  Epilobium canum subsp. canum Miss E. D. Palmer Nov. 1901 Los Angeles Los Angeles Comment
  POM8101  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1916-09 s.n. Los Angeles Eaton Canyon. San Gabriel Mtns Comment
  RSA588510  Epilobium canum subsp. latifolium Bonnie C. Templeton 1963-8-25 5070 Los Angeles Near Animal Park, Big Pines Park. San Gabriel Moutnains. 2073 Comment
  UC1586220  Epilobium canum subsp. latifolium Tim Ross 1991-8-16 5840 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat USGS 7.5' quad (near margin of dry stream depression) 1719 Comment
  UCR217816  Epilobium canum subsp. latifolium Dan S. Cooper 2010-8-27 810- 94 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, south side of Zoo Dive, just west of Travel Town 168 Comment
  RSA448492  Epilobium ciliatum Blanche Trask 1900-08 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  LA201819  Epilobium ciliatum subsp. ciliatum Arthur C. Gibson; 2003-6-20 4945 Los Angeles 365 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
  RSA679289  Epilobium ciliatum subsp. ciliatum Mark A. Elvin, Anne Marie Ruff 1996-8-1 299 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 3.9 mi from gate at E end of road. Comment
  RSA616723  Epilobium glaberrimum subsp. glaberrimum Louis C. Wheeler 1966-8-21 8825 Los Angeles San Gabriel Mountains: Dorr Canyon. Comment
  RSA729391  Epipactis gigantea Richard G. Swinney 1998-7-21 6474 Los Angeles Upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 mi. SW of Fish Fork Trail and Pine Mt. Ridge. 2085 Comment
  SBBG51430  Epipactis gigantea H. G. Grinnell 1923-5-28 Los Angeles Topanga Cyn Comment
  RSA608880  Equisetum hyemale var. affine L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  POM18108  Equisetum laevigatum P. A. Munz 1923-5-25 6815 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  SBBG13151  Equisetum laevigatum E. R. Blakley 1962-10-5 5460 Los Angeles Middle Ranch Crk, 1 mi upstream from its mouth 60 Comment
  UCR209458  Equisetum laevigatum R. G. Swinney 2008-10-10 9556 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA191172  Equisetum laevigatum R. F. Thorne, M. Z. Thorne 1967-7-19 38516 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  RSA608877  Eragrostis cilianensis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  SD122790  Eragrostis pectinacea var. pectinacea Claire Brey 1984-7-14 38 Los Angeles Near campground, Castaic Lake Comment
  UCR119741  Eremalche exilis B. G. Pitzer 1998-5-12 3676 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  UC1584059  Eriastrum densifolium subsp. austromontanum Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4043 Los Angeles nne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Angeles Nat'l Forest, Tujunga Ranger 1554 Comment
  JEPS123280  Eriastrum hooveri David Gowen 2005-5-12 322 Los Angeles Cuyama River. Santa Barbara Canyon Road just west of Hwy 33. Comment
  UC1278068  Eriastrum pluriflorum subsp. pluriflorum Charles C. Crampton 1941-6-19 81 Los Angeles along US Hwy 99, 8 mi s Gorman Comment
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Aug 9 2016
  SBBG5827  Eriastrum sapphirinum H. and M. Dearing 1938-5-22 1954 Los Angeles Decker Ranch, 15 mi from coast Comment
  RSA0110985  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 1997-7-17 5690 Los Angeles 0.5 mi. N of smiit of Table Mountain, NW of Wrightwood; 0.8 mi. NE of FS Rd. 4N21 (paved) on 4N21B 2134 Comment
  RSA0110982  Eriastrum sapphirinum subsp. brevibracteatum T. S. Ross, S. D. Boyd 1990-5-29 2687 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  RSA0121289  Eriastrum sapphirinum subsp. dasyanthum F. R. Fosberg 1930-7-3 S- 3105 Los Angeles San Gabriel River, El Monte. Comment
  CAS-BOT-BC154059  Ericameria cooperi A. C. Sanders; Helen Kennedy 2005-4-13 29425 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA587221  Ericameria cooperi Orlando Mistretta, Christine Mistretta 1995-5-2 1671 Los Angeles San Gabriel Mountains: Carr Canyon. 1052 Comment
  UCR242058  Ericameria ericoides Dan S. Cooper 2012-8-6 812- 54 Los Angeles South Coast, Culver City, northeastern edge of West Los Angeles College campus, along powerline right-of-way within and adjacent to Baldwin Hills oil fields 55 Comment
  POM359396  Ericameria linearifolia B. C. Templeton 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA748338  Ericameria linearifolia Justin M. Wood 2009-6-1 799 Los Angeles San Gabriel Mountans: Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4). 1582 Comment
  SD244581  Ericameria nauseosa David Keil 1986-9-27 19739 2 Los Angeles Along I-5, just s of Hungry Valley Rd exit. Roadside pullout. 914 Comment
  UCR101860  Ericameria palmeri Dan S. Cooper 1998-10-21 s.n. Los Angeles Puente Hills, c. 500 m east of intersection of Colima Rd. and Skyline Trail, between Hacienda Heights and La Habra Heights 274 Comment
  JEPS30502  Ericameria parishii var. parishii Peter H. Raven and Henry J. Thompson 1959-10-31 14722 Los Angeles 5.8 mi n Sunset Boulevard; Santa Monica Mountains, Mandeville Canyon 365 Comment
  UC527677  Ericameria parishii var. parishii C. B. Wolf 1931-10-20 Los Angeles just below Padua Hills Theatre (above Claremont, w slope San Gabriel Mts.); San Gabriel Mts. 457 Comment
  RSA90916  Ericameria parishii var. parishii Raymond J. Dobbs 1927-8-13 7839 Los Angeles 1.2 miles below Switzer's on old trail, north of Pasadena 944 Comment
  SEINET13387044 Image available Ericameria parryi R. G. Swinney 2011-1 15706 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
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Sep 6 2017
  RSA59887  Ericameria pinifolia Verne Grant, Alva Grant 1950-11-5 9018 Los Angeles In dry wash at base of hills in coastal sage scrub, north of Claremont. Comment
  RSA597745  Erigeron breweri var. covillei Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 3748 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  UCR206457  Erigeron foliosus R. G. Swinney 2008-6-9 8964 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  UCR209413  Erigeron foliosus R. G. Swinney 2008-10-8 9521 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
  POM82708  Erigeron foliosus var. foliosus P. A. Munz 1925-4-23 9448 Los Angeles San Gabriel Canyon. 488 Comment
  SEINET3200282  Erigeron foliosus var. foliosus G. Rink 2011-6-1 10579 Los Angeles Chino Hills, northeast of La Brea, weedy place. 260 Comment
  RSA455044  Eriodictyon crassifolium var. nigrescens E. S. S. 1920-5-30 s.n. Los Angeles Colby Trail Comment
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Sep 18 2013
  SD44543  Eriodictyon crassifolium var. nigrescens Kay H. Beach 1943-5-11 1743 Los Angeles San Gabriel Mts, upper part of Lewis Paul Canyon on Woods Trail Comment
  CAS-BOT-BC188967  Eriodictyon parryi Tim Ross; Steve Boyd 1992-7-5 6610 Los Angeles Warm Springs Mountain, Red Mountain, Liebre Mountains 1217 Comment
  UCD119328  Eriodictyon parryi T. C. Fuller 1980-6-12 20278 Los Angeles Angeles Crest Hwy, Hwy 2, 8.5 km. east of the road to Mt. Wilson, San Gabriel Mts. 1525 Comment
  RSA199173  Eriodictyon traskiae Robert F. Thorne, D. Propst 1968-5-29 37694 Los Angeles Santa Catalina Island. On north slope of Black Jack Mountain at upper end Swain s Canyon toward Echo Lake. 396 Comment
  UCR100064  Eriodictyon trichocalyx R. G. Swinney 1969-4-5 328 Los Angeles San Gabriel Valley, 300 yards north of Hwy 66 in Irwindale, c. 500 yds. east of San Gabriel River Channel 171 Comment
  UCR223170  Eriodictyon trichocalyx R. G. Swinney 2009-7-22 11323 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA293453  Eriodictyon trichocalyx var. trichocalyx S. Carlquist 1981-6-6 15651 a Los Angeles Glendora Mountain Road. Comment
  UCR137718  Eriodictyon trichocalyx var. trichocalyx L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Juniper Hills Road, Juniper Hills, just north of road 1372 Comment
  RSA773974  Eriogonum R. G. Swinney 2009-7-29 11421 Los Angeles Pacifico Mountain summit. 2134 Comment
  RSA393205  Eriogonum angulosum Robert Gustafson 1978-6-1 949 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  UC1922067  Eriogonum angulosum Scott D. White, Pam DeVries 2006-5-10 11452 Los Angeles SE TEHACHAPI MTNS.: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy. and SW of Gorman Post Rd. Comment
  CAS-BOT-BC248707  Eriogonum arborescens Eric Walther 1931-5-1 s.n. Los Angeles Santa Barbara Islands. Hugh Evans' place, Santa Monica Comment
  UCSC011209  Eriogonum baileyi Adam Searcy 2015-7-24 69 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  IRVC27202  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2002-6-20 25255 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
  UCR17823  Eriogonum cinereum A. C. Sanders 1976-3-10 550 Los Angeles Southern coast, Palos Verdes Peninsula Comment
  UCR17952  Eriogonum cinereum Edith A. Purer 1932-8-31 s.n. Los Angeles Southern Coast, Palos Verdes Hills 244 Comment
  RSA393164  Eriogonum cithariforme var. agninum Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  JEPS56689  Eriogonum davidsonii Joseph Andorfer Ewan 1934-8-3 8396 Los Angeles near county line; San Gabriel Mts., Swartout Valley 1981 Comment
  POM50045  Eriogonum davidsonii L. R. Abrams 1901-7-10 1889 -B Los Angeles San Gabriel Mountains: Wilson's Peak Comment
  CAS-BOT-BC242758  Eriogonum davidsonii A. J. McC. 1893-8-16 186 Los Angeles Along Baldy trail 1524 Comment
  IRVC29074  Eriogonum elongatum June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  CDA22576  Eriogonum elongatum Phillipson 1915-8-16 Los Angeles North Sierra Madre. Comment
  LA82472  Eriogonum elongatum var. elongatum O. H. Kappler; 1942-11-1 355 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0073281  Eriogonum fasciculatum subsp. foliolosum Bonnie C. Templeton, H. J. Andrews 1938-6-22 1701 Los Angeles Mint Canyon. Comment
  SEINET13203218 Image available Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-1 15860 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  SEINET3124346 Image available Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-4-29 10566 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert: Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence (Palmdale 7.5' Q). 945 Comment
  UCR259668  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-4-1 12143 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
  CHSC1320  Eriogonum fasciculatum var. foliolosum E. Thomas 1938-3-17 Los Angeles Claremont Comment
  RSA0116113  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2010-8-23 13570 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  RSA766093  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan 1931-4-25 4178 Los Angeles S. Fork, La Tuna Canyon, Verdugo Range. 549 Comment
  UC205118  Eriogonum fasciculatum var. foliolosum J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena, Arroyo Seco Comment
  SEINET11937914  Eriogonum fasciculatum var. foliolosum C. L. Abbott 1926-1 s.n. Los Angeles Comment
  CAS-BOT-BC250111  Eriogonum fasciculatum var. polifolium I. M. Johnston 1917-7-28 1569 Los Angeles San Antonio Mountains. N. Fk. San Antonio Canon [Canyon] 2209 Comment
  CAS-BOT-BC253468  Eriogonum gracile Cecil Hart 1926-7-19 s.n. Los Angeles Cajon Pass Comment
  RSA646967  Eriogonum gracile var. gracile Orlando Mistretta 1992-9-4 793 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  CAS-BOT-BC261095  Eriogonum gracillimum James L. Reveal 1978-6-25 4775 Los Angeles Along Avenue F, 0.5 mile east of California Highway 138, north of Lancaster 716 Comment
  UC1922911  Eriogonum gracillimum Scott D. White, A. Warniment 2005-9-13 11223 Los Angeles Tehachapi Mountains: Slopes and plateus West of Oso Canyon, ca. 1-2 air miles North of Quail Lake. (Lebec) 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
  CAS-BOT-BC261221  Eriogonum hirtiflorum Joseph Andorfer Ewan 1932-2-4 7366 Los Angeles 1/4 mi. above North Fork Campground on North Fork Tujunga Creek, San Gabriel Mts. 914 Comment
  UC1586240  Eriogonum hirtiflorum Tim Ross 1991-8-16 5863 Los Angeles s end of Horse Flats San Gabriel Mts., Chilao Flat USGS 7.5' quad, Horse Flats 1740 Comment
  CAS-BOT-BC268784  Eriogonum mohavense Roxana S. Ferris 1918-6-12 929 Los Angeles Lancaster Comment
  SBBG12764  Eriogonum mohavense R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  UCR153478  Eriogonum nudum R. F. Thorne 1969-7-9 38490 Los Angeles Transverse Ranges; San Gabriel Mtns., Angeles National Forest, slope of Table Mountain above Big Pines Ranger Station 2134 Comment
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Jan 19 2010
  UCR209984  Eriogonum parishii R. G. Swinney 2008-7-24 9274 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR17954  Eriogonum parvifolium E. S. Spalding 1931-7-31 s.n. Los Angeles Southern Coast, Hermosa Beach 6 Comment
  RSA0073265  Eriogonum pusillum Orlando Mistretta, Christine Mistretta 2005-4-21 2070 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA594793  Eriogonum roseum Steve Boyd, Lauren Raz 1996-10-29 9102 Los Angeles Liebre Mountains region, Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1317 Comment
  UCR225768  Eriogonum roseum Dave Silverman, Cindy Hopkins 2007-4-26 6758 Los Angeles Tejon Ranch, 620 m west of California Aqueduct, 1.3 km south of Kern County line, and 3.6 km north northeast of Quail Lake 977 Comment
  RSA733561  Eriogonum saxatile R. G. Swinney 1998-8-13 6741 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  CAS-BOT-BC267613  Eriogonum saxatile Geo. B. Grant 1904-7-24 6355 Los Angeles Mt. San Gorgonio 2895 Comment
  RSA424906A  Eriogonum saxatile Geo. L. Moxley 1915-7-23 429 Los Angeles San Gabriel Mountains: near summit of Strawberry Peak. Comment
  UC1375421  Eriogonum umbellatum var. minus Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38865 Los Angeles Dawson Saddle San Gabriel Mts., Angeles National Forest, Dawson Saddle 2423 Comment
  RSA639999  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: North side of Burkhart Saddle. 2104 Comment
  UCR189816  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-9-4 6893 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  CAS-BOT-BC267670  Eriogonum wrightii var. trachygonum Dave Silverman; Cindy Hopkins 2007-4-26 6759 Los Angeles Tejon Ranch, 375 m W of California aqueduct, 2.4 km S of Kern County line and 2.9 km NE of Quail Lake 1030 Comment
  CAS-BOT-BC297968  Eriophyllum confertiflorum Barbara T. Keller 1974-5-23 1419 Los Angeles At the foot of Lodi Canyon in the San Gabriel Mts about 25 miles W of Claremont 396 Comment
  OBI35602  Eriophyllum confertiflorum Rebecca Cicoria 1981-4-24 8 Los Angeles Sepulveda Canyon, Rolling Hills Comment
  POM49802  Eriophyllum confertiflorum L. W. Nuttall 1920-6-2 s.n. Los Angeles Sea cliffs, Santa Catalina Island. Comment
  RSA0020295  Eriophyllum confertiflorum Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5122 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
  RSA0062562  Eriophyllum confertiflorum R. G. Swinney 2010-4-15 12271 Los Angeles Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 695 Comment
  RSA526559  Eriophyllum confertiflorum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4244 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. 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
  SBBG95182  Eriophyllum confertiflorum var. confertiflorum M. B. Dunkle 1928-5-27 1970 Los Angeles Hamilton Cyn, near rd Comment
  SEINET13276778 Image available Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-1 14493 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UC1118341  Eriophyllum confertiflorum var. confertiflorum G. T. Nordstrom 1935-3-25 404 Los Angeles 1.75 mi se of mouth of Beartrap Canyon; Santa Barbara National Forest, Tejon Quadrangle 792 Comment
  UC1587745  Eriophyllum confertiflorum var. confertiflorum Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5274 Los Angeles w fork of Near-Death Canyon (draining to Mosquito Cove (drainage beginning 800 ft n of Rest [1336 ft] marker; 1800 ft se Malo Knoll [1336 ft]); upper portion of drainage); San Clemente Island, Near-Death Canyon 304 Comment
  UC31752  Eriophyllum pringlei A. Davidson 1894-5-1 Los Angeles Lancaster Comment
  UC1871250  Eriophyllum wallacei T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4966 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  RSA92530  Eriophyllum wallacei F. W. Peirson 1919-5-30 346 Los Angeles San Gabriel Mountains. 426 Comment
  UCR220344  Erodium botrys D. E. Bramlet, Mike Ahmer 2005-4-14 3792 B Los Angeles Los Angeles Basin Region, Puente Hills in La Habra Heights, main drainage of Powder Canyon, c. 547 ft. east of Skyline Drive and 1460 ft. north of Fullerton Rd. 249 Comment
  UCD103105  Erodium botrys Louis C. Wheeler 1947-5-15 9603 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  RSA570280  Erodium cicutarium Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4956 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA717034  Erodium cicutarium Gary Kovnat, LeRoy Gross 2003-2-16 32 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  RSA583028  Erodium moschatum Tim S. Ross, Janet Takara, S. Otte 1993-4-24 6953 Los Angeles Santa Catalina Island: W end of Island beyond the isthmus, on main east west ridgtop, upper NW slope of Silver Peak (West Peak Triangulation Pt, 1804ft). 527 Comment
  UCR125391  Erodium moschatum A. C. Sanders, Mark Elvin 2003-3-5 25740 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  POM2736  Erodium moschatum F. Fox 1916-4-15 s.n. Los Angeles Johnson Pasture, N of Claremont. Comment
  RSA702075  Erysimum Scott D. White, Pam De Vries 2004-5-18 10449 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCR231150  Erysimum capitatum R. F. Thorne, James Henrickson 1963-5-5 32301 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills, Cobal Canyon, 4 miles north of Claremont 518 Comment
  HSC24313  Erysimum capitatum var. capitatum William Holbrook 1967-4-15 59 Los Angeles 18 mi. NW of Palmdale on Munz Canyon Rd. in Mojave Desert 793 Comment
  POM307870  Erysimum capitatum var. capitatum Henry J. Ramsey, Henry J. Ramsey 1938-4-16 2704 Los Angeles Lancaster Comment
  RSA279119  Erysimum capitatum var. capitatum R. F. Thorne 1971-3-18 41492 Los Angeles Cobal Canyon, 3 miles N of Claremont 502 Comment
  RSA530307  Erysimum capitatum var. capitatum Robert Gustafson, Christopher Davidson 1977-4-20 430 Los Angeles Devils Punch Bowl County Park, along the trail descending to the stream below the campsite 1219 Comment
  RSA530239  Erysimum suffrutescens T. S. Clare, G. Austin 1929-2-25 281 Los Angeles El Segundo, Los Angeles Comment
  UC205851  Erysimum suffrutescens S. B. Parish 1918-6-5 11881 Los Angeles dunes Playa del Rey Comment
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Oct 28 2009
  SD69546  Eschscholzia californica Robert F. Thorne, P. Everett 1965-6-23 34988 Los Angeles Santa Catalina Island; upper end of Middle Ranch Canyon 274 Comment
  UCD100539  Eschscholzia californica Shannon M. Still 2006-3-31 072 Los Angeles California. Los Angeles County. 870 Comment
  UCSB7044  Eschscholzia californica Gill, Robert 1959-2-27 Los Angeles Along road close to Throne Ranch, lower San Dimas Canyon, San Gabriel Mountain Range 365 Comment
  RSA433666  Eschscholzia californica subsp. californica Ambrose Schindler 1940-3-4 s.n. Los Angeles Tujunga Canyon. Comment
  UCR24592  Eschscholzia glyptosperma Leota Davidson 1965-5-15 181 Los Angeles Mojave Desert, road near Palmdale 930 Comment
  UCR222854  Eschscholzia minutiflora R. G. Swinney 2009-5-12 10728 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  UCR126862  Eucalyptus camaldulensis A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26235 Los Angeles Western San Gabriel Mtns., Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch 366 Comment
  UCR189391  Eucalyptus camaldulensis R. G. Swinney 1990-4-28 1575 Los Angeles Los Angeles Basin, western section of South Hills, a ridge on the south side of the city of Glendora; east of Glendora Avenue 259 Comment
  RSA420827  Eucrypta chrysanthemifolia E. S. Spalding 1923-4-21 s.n. Los Angeles Laurel Canyon. Comment
  UCR126894  Eucrypta chrysanthemifolia A. C. Sanders 2003-4-29 26165 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA665305  Eucrypta chrysanthemifolia M. B. Dunkle 1929-4-7 2105 Los Angeles Moonstone Beach, Santa Catalina Island. Comment
  UC1584708  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim Ross 1991-3-24 4311 Los Angeles Whittier Hills (Puente Hills, pro parte) 310 Comment
  RSA596492  Eupatorium adenophorum L. C. Wheeler 1966-11-27 9161 Los Angeles San Gabriel Mountains. Monrovia Canyon at confluence with Sawpit Canyon. 373 Comment
  RSA0082910  Euphorbia albomarginata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3130 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Immediately above beach at foot of cliff. 2 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
  UCR270013  Euphorbia albomarginata R. G. Swinney 2010-6-1 13101 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  CDA4856  Euphorbia peplus L. C. Wheeler 1947-4-13 6464 Los Angeles San Gabriel Mountains;; San Gabriel Mountains;: Sunset Ridge on south side of Millard Canyon.. Elev. 2100 Feet. Comment
  RSA624546  Euphorbia peplus L. C. Wheeler 1945-4-15 6008 Los Angeles Millard Canyon. 411 Comment
  SEINET4044572  Euphorbia polycarpa D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Long-grade Canyon. 213 Comment
  RSA258425  Euphorbia supina C. W. Tilforth 1972-4-5 527 Los Angeles Very common in all areas. Comment
  RSA605373  Euphorbia terracina D. Koutnik 1996-3-14 s.n Los Angeles Corral Canyon road about 1/4 mi. N. of Pacific coast hwy, at crossing of Solstice Canyon. 10 Comment
  SD69653  Festuca arundinacea Robert F. Thorne 1967-5-18 36861 Los Angeles Santa Catalina Island: Middle Bulrush Canyon, near stream bed 244 Comment
  UCSB72273  Festuca arundinacea Gross, LeRoy; Denslow, Michael 2003-6-4 Los Angeles Transverse Ranges; San Gabriel Mountains region: Islip Saddle parking lot, off Angeles Crest Highway and intersection with Highway 39. (Crystal Lake 7.5 Quad.: T3N R9W S8, SW1/4) 2012 Comment
  SEINET2473476 Image available Festuca myuros Richard G. Swinney 2009-4-24 10476 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert; Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 960 Comment
  SBBG31267  Festuca octoflora R. F. Thorne with P. C. Everett 1965-6-24 35026 Los Angeles Rancho Escondido, Escondido Cyn 213 Comment
  CATA1539  Festuca perennis Mark L. Hoefs, Steven A. Junak 1997-6-4 2766 Los Angeles Santa Catalina Island: Deep tank reservoir, by road above Empire Landing 106 Comment
  RSA605899  Ficus carica Louis C. Wheeler 1968-10-27 s.n. Los Angeles San Gabriel Mtns.: Millard Canyon at about the National Forest Boundary. Comment
  UC1971347  Ficus carica Louis C. Wheeler 1973-7-15 Los Angeles SAN GABRIEL MOUNTAINS: Graveyard Canyon, second side canyon. Comment
  RSA0113951  Ficus microcarpa R. E. Riefner Jr. 2014-6-10 14 -371 Los Angeles Harbor City, W of 110-Freeway, Figueroa Pl. at Lagoon Dr. 6 Comment
  RSA0048218  Firmiana simplex Lee Haines 1951-10-7 s.n. Los Angeles 16043 Rinaldi St., San Fernando. Comment
  RSA601114  Forestiera pubescens Louis C. Wheeler 1967-6-26 9900 Los Angeles San Gabriel Mountains : Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 488 Comment
  RSA733157  Frasera neglecta R. G. Swinney 1997-6-13 5591 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473 ), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  RSA0135518  Frasera neglecta Janell Cassianni 2007-06 5 Los Angeles Chilao / Horse Flats. Comment
  RSA547829  Fraxinus dipetala Tim S. Ross, Peter Fritsch 1990-6-20 3640 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  SFV2750  Fraxinus dipetala K. A. Wilson 1961-3-11 976 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  CAS-BOT-BC211015  Fraxinus velutina Louis C. Wheeler 1933-8-20 2091 Los Angeles 1/2 mi. below Pine Canyon Dam. San Gabriel Canyon, San Gabriel Mts. 289 Comment
  CAS-BOT-BC212393  Fremontodendron californicum Victor Duran 1933-7-11 3510 a Los Angeles Sulphur Springs, San Gabriel Mts. 1600 Comment
  POM184718  Fremontodendron californicum Joseph A. Ewan 1932-3-29 7211 Los Angeles Arrastre Canyon. 1220 Comment
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Dec 17 2014
  RSA367722  Fritillaria biflora Anstruther Davidson 1909-04 2335 Los Angeles Hollywood. Comment
  RSA659116  Fritillaria biflora LeRoy Gross 2001-3-25 361 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 Vedugo Mountains, just east of Sunland exit off ramp., You can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland ( This last information came from Valerie Sozas collection number 901 as it is in the same area) Near 34 deg 15 12.2N 118 deg 19 16.8W. 488 Comment
  RSA0116813  Galium angustifolium R. G. Swinney 2011-6-7 15092 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  RSA505063  Galium angustifolium subsp. angustifolium Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest. San Gabriel Mts; eastern flank of Mt. Gleason near microwave tower. Comment
  RSA584970  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1990-6-1 2759 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  RSA617398  Galium angustifolium subsp. angustifolium Scott D. White, Sandra Leatherman 1998-6-4 6640 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I-5 Freeway / Old Ridge Route and lake. Proposed North Lake Planned Community., [range:] 34 31-33'N 118 37-39'W. 427 Comment
  RSA702444  Galium angustifolium subsp. angustifolium Scott D. White 2004-7-27 10630 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  UC1143129  Galium angustifolium subsp. angustifolium A. D. Gifford 1935-3-16 482 Los Angeles 5 mi e Whitaker Peak; Angeles National Forest, Tejon Quadrangle Comment
  UC1584717  Galium angustifolium subsp. angustifolium Tim Ross and Annette Ross 1991-6-3 5534 Los Angeles summit ridge west Pomona, Elephant Hill Comment
  RSA585676  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3338 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  UCR269127  Galium angustifolium subsp. gabrielense Orlando Mistretta 1995-6-23 1407 Los Angeles San Gabriel Mountains, vicinity of Lookout Mountain, c. 0.25 mile southeast of Lookout Mountain summit 1829 Comment
  SD132611  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Chenetti Canyon, San Clemente Island Comment
  UCD121730  Galium aparine Robert F. Thorne; J. Henrickson 1963-5-5 32317 Los Angeles Open slopes of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 mi. N of Claremont. 518 Comment
  UCR186971  Galium aparine A. C. Sanders 2006-4-25 32172 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  JEPS54479  Galium catalinense Lauramay T. Dempster 1967-12-29 4372 Los Angeles steep e-facing bluffs just above road just north of Casino (Avalon); Santa Catalina Island 15 Comment
  SEINET11616248  Galium hallii V. Soza 2004-6-17 1724 b Los Angeles San Gabriel Mountains, along Hwy 2, at Vincent Gap trailhead to Mt. Baden-Powell. 2027 Comment
  SEINET3245983  Galium hilendiae R. G. Swinney 2009-1 10828 Los Angeles Transverse Range; San Gabriel Mtns.: Pechner Canyon, SE of community of Juniper Hills. 446 Comment
  UC1375413  Galium johnstonii Robert F. Thorne 1969-7-2 38265 Los Angeles Upper Chilao Campground San Gabriel Mts., Angeles National Forest 1615 Comment
  LA82082  Galium nuttallii subsp. nuttallii O. H. Kappler; 1943-5-2 385 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR240240  Galium porrigens Dan S. Cooper 2012-4-14 412- 23 Los Angeles Western Transverse Range; Hollywood Hills, 1-mile Tree, off Western Canyon Rd., Griffith Park 270 Comment
  UCR256461  Galium porrigens R. G. Swinney 2010-6-8 13190 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  UC57012  Galium trifidum var. pacificum Ernest Braunton Aug 1902 629 Los Angeles Cienega Swamp Comment
  RSA569952  Garrya flavescens Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4862 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  CAS-BOT-BC158003  Garrya veatchii Fordyce Grinnell 1903-12-22 16 Los Angeles Switzer's Trail, Sierra Madra [Madre] Mts. near Pasadena Comment
  CAS-BOT-BC159274  Garrya veatchii John H. Thomas 1957-3-7 6491 Los Angeles South slope of San Gabriel Mts., near State Highway #2, Angeles Crest Highway, about 3.5 miles north of La Canada 914 Comment
  POM76737  Garrya veatchii Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  UC1122716  Garrya veatchii F. H. Raymond 1930-1-30 50 Los Angeles Head of Corral Canyon; Calabasas Quad. 670 Comment
  UCR212839  Garrya veatchii Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1819 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam, north side of parking area 406 Comment
  UCR3694  Garrya veatchii Frank C. Vasek 1963-8-16 630816- 01 Los Angeles San Gabriel Mtns, Cow Canyon Saddle 1402 Comment
  CAS-BOT-BC282617  Gastridium phleoides Carl B. Wolf 1932-5-10 3523 Los Angeles Along the Equestrian Trail, back of Avalon, Santa Catalina Island 259 Comment
  SBBG117104  Gastridium phleoides S. A. Junak with R. N. Philbrick, M. L. Hoefs 2001-5-19 SCa 1568 Los Angeles Just E of Airport, N of Airport Rd 445 Comment
  SBBG133658  Gastridium phleoides F. R. Fosberg 1931-4-22 4677 Los Angeles Eagles Nest, Middle Ranch Cyn 200 Comment
  SEINET13203240 Image available Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-1 15255 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy (Waterman Mt. 7.5' Q.) 1780 Comment
  SEINET10903339  Gayophytum heterozygum Robert F. Thorne, Mae Z. Thorne 1969-7-9 Thorne 38531 Los Angeles San gabriel mts. Angeles national forest; dry sunny, open jeffrey pine forest just s of big meadow, big pines, corellas pink. 2088 Comment
  CAS-BOT-BC208032  Genista monspessulana Alice Eastwood 1917-7-20 s.n. Los Angeles Santa Catalina Island Comment
  SFV20698  Genista monspessulana S. Kimball 1999-4-30 60 Los Angeles Pasadena, Arroyo Seco. Trail along cement channel of stream. 300 Comment
  UC1587624  Geranium carolinianum Tim Ross 1991-4-21 4519 Los Angeles Middle Turnbull Canyon drainage, just sw of old water tank, Whittier Hills (Puente Hills, pro parte) Whittier Hills, Puente Hills 219 Comment
  RSA0091487  Gilia R. G. Swinney 2011-5-24 14821 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
Read comments
Dec 7 2018
  UCR187213  Gilia A. C. Sanders 2006-4-21 32132 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  UCR281322  Gilia R. G. Swinney 2014-4-24 16211 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  LA200753  Gilia angelensis A. M. Johnson; 1934-3-16 4375 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  UC1584925  Gilia angelensis Tim Ross 1991-4-8 4454 Los Angeles Elephant Hill San Dimas USGS 7.5' quadrangle, western Pomona 228 Comment
  UCR215972  Gilia angelensis R. G. Swinney 2005-4-30 8228 Los Angeles San Gabriel Mountains, Glendora, 'Morgan Canyon Plateau' adjacent to and east of Morgan Canyon 418 Comment
  UCSB43775  Gilia angelensis Nakashima, L. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, .63 miles from its junction with Avalon Canyon Road; Santa Catalina Island 182 Comment
  UC1546978  Gilia angelensis Leila M. Shultz, John S. Shultz 1982-5-9 6122 Los Angeles near Claremont; foothills San Gabriel Mountains, near Claremont 426 Comment
  JEPS69465  Gilia brecciarum subsp. brecciarum Ralph Hoffmann 1929-4-26 Los Angeles 2 mi w Ravenna; Santa Barbara Region, w of Ravenna Comment
  RSA72316  Gilia brecciarum subsp. brecciarum F. W. Peirson 1921-5-20 4704 Los Angeles Little Rock Creek, N slope of San Gabriel Mts 1037 Comment
  UCR281173  Gilia brecciarum subsp. brecciarum R. G. Swinney 2014-4-23 16157 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
  LA91436  Gilia capitata subsp. abrotanifolia Bruce Douglas Clayton; Greg Shaw 1972-3-30 36 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, N end of Drawbridge firebreak 615 Comment
  RSA600407  Gilia capitata subsp. abrotanifolia Steve Boyd, Lauren Raz 1997-4-30 9641 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
  POM305754  Gilia capitata subsp. abrotanifolia Henry J. Ramsey, Henry J. Ramsey 1937-6-27 939 Los Angeles Angeles National Forest: Bear Creek, north of Pacoima Reservoir. Comment
  UCSB5037  Gilia capitata subsp. abrotanifolia 1934-5-1 Los Angeles Panorama Comment
  RSA730282  Gilia capitata subsp. capitata R. G. Swinney 1998-8-1 6624 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  RSA756081  Gilia latiflora R. G. Swinney 1998-4-14 5985 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands. 1299 Comment
  RSA470054  Gilia latiflora subsp. davyi L. C. Wheeler 1932-4-10 613 Los Angeles Acton. 823 Comment
  UCR102541  Gilia latiflora subsp. davyi George K. Helmkamp, E. A. Helmkamp 1997-3-11 1474 Los Angeles c. 12 mi. west of Lancaster at Lancaster Rd & Willow Springs Cyn. 899 Comment
  UCR223530  Gilia latiflora subsp. davyi R. G. Swinney 2009-5-28 10910 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR280857  Gilia latiflora subsp. davyi R. G. Swinney 2014-4-23 16153 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
  RSA469369  Gilia latiflora subsp. latiflora Francis M. Ball, Cameron Blake, Jane Turner 1962-6-2 SK&F- 967 Los Angeles Big Pines Highway midway between Pearblossom and Valyermo 1037 Comment
  RSA469464  Gilia minor George R. Johnston 1930-3-30 s.n. Los Angeles Lancaster. Comment
  SBBG98662  Gilia nevinii T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5210 Los Angeles upper Twin Dams Cyn 434 Comment
  RSA0017149  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-7-14 6437 Los Angeles Pine Mountain Ridge; 0.2-0.3 mi. west of Camp Lupine trail. Broad ridge top, montane coniferous forest. 2247 Comment
  UCD40980  Gilia ochroleuca subsp. bizonata Ellen Dean; Thomas Starbuck, Margaret Starbuck 2003-4-14 1604 Los Angeles Antelope Valley Poppy Reserve. Comment
  SBBG64351  Gilia ochroleuca subsp. bizonata R. Hoffmann 1931-5-2 Los Angeles below cabin, San Francisquito Cyn Comment
  UCR190750  Gilia sinuata R. G. Swinney 1999-7-5 7502 Los Angeles San Gabriel Mtns., head of Cedar Canyon, ridge c. 200 m north of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2 2323 Comment
  CAS-BOT-BC303878  Gnaphalium Joseph Andorfer Ewan 1934-8-5 8462 Los Angeles Vincent Gulch, off Prairie Fork 1737 Comment
  RSA746732  Gnaphalium californicum A. C. Sanders, T. B. Salvato 2009-5-19 36826 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  UCR131438  Gnaphalium californicum Alison Lipman 1998-6-18 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
  UCR149780  Gnaphalium californicum Scott D. White, Pam Devries 2004-6-14 10500 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  POM158268  Gnaphalium californicum M. B. Dunkle 1928-5-27 1974 Los Angeles Hamilton Canyon; San Clemente Island 15 Comment
  RSA533963  Gnaphalium californicum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5199 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  RSA719744  Gnaphalium canescens subsp. beneolens R. G. Swinney 1996-8-7 5230 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  RSA594213  Gnaphalium luteoalbum L. C. Wheeler 1967-5-8 9315 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  SBBG122109  Gnaphalium palustre A. Parikh, N. Gale 2003-5-24 738 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  SFV4895  Gnaphalium palustre M. H. Grayum 1971-5-3 s. n. Los Angeles Santa Monica Mountains Tapia Park. In small, dry wash. 152 Comment
  UCR205215  Gnaphalium palustre R. G. Swinney 2006-6-18 8535 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  UCR65247  Gnaphalium palustre F. R. Fosberg 1931-6-14 S- 05404 Los Angeles Channel Islands, Santa Catalina Island, Echo Lake 400 Comment
  UCSB6565  Gnaphalium palustre B., K. 1943-5-11 Los Angeles About 1 mile above Dalton, San Dimas Experimental Forest, San Gabriel Mountains Comment
  UC2013260  Goodmania luteola Larry Kelly with David Keil 1988-4-16 41 Los Angeles Antelope Valley, ca. 2 mi W of Highway 14 along Highway 138. Comment
  RSA0110575  Grayia spinosa Richard G. Swinney 2011-4-19 14406 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
  RSA69948  Grayia spinosa F. W. Peirson 1917-5-13 1832 Los Angeles Roadside near village of Little Rock, north side of San Gabriel Mountains. Comment
  RSA69951  Grayia spinosa F. W. Peirson 1926-4-26 6654 Los Angeles about 1 mile east of Palmdale Comment
  CAS-BOT-BC305253  Grindelia hirsutula Samuel B. Parish 1887-6-1 1935 Los Angeles Gladstone Comment
  JEPS18984  Gutierrezia sarothrae Frank W. Peirson 1918-10-16 277 Los Angeles entrance to canyon Pacoima Canyon; San Gabriel Mountains, Pacoima Canyon 457 Comment
  UC1211080  Gutierrezia sarothrae Huron H. Smith 1912-5-3 4924 Los Angeles Azusa 243 Comment
  CAS-BOT-BC123564  Haplopappus traskiae Blanche Trask 1903-6-1 292 Los Angeles San Clemente Island. Comment
  RSA597987  Harpagonella palmeri Lauren Raz, Mistretta, Wall 1997-3-16 68 Los Angeles Santa Catalina Island. Avalon Canyon via ''Divide Trail'', NE of the Wrigley Botanical Garden. 182 Comment
  UC1349350  Harpagonella palmeri Robert F. Thorne 1966-4-7 35949 Los Angeles Cgherry Valley Santa Catalina Island (sse-facing slope) 60 Comment
Read comments
Dec 3 2014
  CAS-BOT-BC307282  Hazardia squarrosa var. grindelioides Fordyce Grinnell 1915-9-6 s.n. Los Angeles Jumbo Knob, San Rafael Hills near Pasadena Comment
  CAS-BOT-BC307295  Hazardia squarrosa var. grindelioides C. F. Saunders 1910-11-1 s.n. Los Angeles Santa Catalina Island Comment
  CHSC85562  Hazardia squarrosa var. grindelioides John Dittes 2003-12-23 854 Los Angeles Western Transverse Range; north slope of Verdugo Mts. In La Tuna Cyn.; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-mile south of Verdugo Hills High School; slope south of La Tuna Cyn. Road. 487 Comment
  SBBG128320  Hedypnois cretica M. L. Hoefs 1995-5-16 2016 Los Angeles near Airport Rd, just past rd to Black Jack Cmpgrd 454 Comment
  RSA11374  Helianthemum scoparium var. vulgare C. Epling, N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UCD132925  Helianthus Ben Beard 1972-1 HSP 99 -003 Los Angeles Los Angeles. Comment
  RSA0012949  Helianthus nuttallii subsp. parishii Louis Greata 1901-09 s.n. Los Angeles Oak Knoll Comment
  POM3869  Heliotropium curassavicum var. oculatum W. R. Dudley, F. H. Lamb 1896-6-6 4327 Los Angeles Lancaster. Comment
  POM360267  Hemizonia fasciculata P. A. Munz 1934-5-7 12937 Los Angeles Culver City. Comment
  UCR118633  Hemizonia minthornii O. F. Clarke 1981-3-22 s.n. Los Angeles Santa Susana Mtns., about 2 miles west of Chatsworth [probably in vicinity of Santa Susana Pass] Comment
  RSA726015  Herniaria hirsuta subsp. cinerea A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26147 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
  SBBG108959  Hesperocnide tenella S. A. Junak 1997-3-13 SCl 779 Los Angeles ridge between 2 forks of first cyn E of Mosquito Cyn 289 Comment
  CAS-BOT-BC143687  Heteromeles arbutifolia C. B. Wolf 1936-1-3 s.n. Los Angeles Avalon, Santa Catalina Island 60 Comment
  CAS-BOT-BC143694  Heteromeles arbutifolia Grant 1904-4-21 6174 Los Angeles [Avelon] Avalon Comment
  LA82111  Heteromeles arbutifolia O. H. Kappler; 1940-7-21 70 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA117139  Heteromeles arbutifolia Huron H. Smith 1912-6-18 5117 Los Angeles Rock Spring Canyon, Santa Catalina Island. 24 Comment
  RSA535559  Heteromeles arbutifolia Tim S. Ross 1991-9-2 5920 Los Angeles Near Mulholland Hwy at Yerba Buena Rd. 503 Comment
  UC484145  Heteromeles arbutifolia Knopf and Johnson 1930-1-30 Los Angeles Avalon Canyon; Catalina Island Comment
  RSA0072469  Heteromeles arbutifolia F. R. Fosberg 1931-5-4 s- 4763 Los Angeles Bullrush Canyon, Santa Catalina Island. 100 Comment
  SD49388  Heteromeles arbutifolia var. macrocarpa Reid Moran 1959-3-9 7166 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 99 Comment
  CAS-BOT-BC318878  Heterotheca grandiflora Peter H. Raven 1957-9-21 11324 Los Angeles Northwest end of U.C.L.A. campus, Los Angeles Comment
  RSA0075656  Heterotheca grandiflora Scott D. White 1997-5-8 5082 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  OBI69352  Heterotheca grandiflora John Knapp, Denise Knapp 2002-11-27 10 Los Angeles Santa Catalina Island. N3693731.97 E371160.45 1 Comment
  RSA0074428  Heterotheca grandiflora Peter H. Raven, H. J. Thompson 1959-10-14 14642 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  SEINET11259274 Image available Heterotheca grandiflora E. D. Palmer s.n. Los Angeles Los Angeles Comment
  JEPS2485  Heterotheca sessiliflora subsp. fastigiata I. W. Clokey and B. C. Templeton 1936-5-18 5666 Los Angeles 1 mi above San Gabriel Canyon dam; San Gabriel Canyon Comment
  UCR181109  Heuchera elegans R. G. Swinney 1997-4-25 5508 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  RSA0063243  Heuchera elegans R. F. Thorne, M. Z. Thorne 1968-11-9 37860 Los Angeles San Gabriel Mts., Angeles National Forest: summit of Mt. Williamson. 2499 Comment
  RSA311406  Hirschfeldia incana Cheryl A. Lawson 1971-6-26 411 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  UCD115133  Hirschfeldia incana P. B. Kennedy 1918-8-1 s.n. Los Angeles Around High School. Comment
  RSA725854  Hoffmannseggia glauca R. E. Riefner 2006-7-8 06 -295 Los Angeles Southern Coast: Long Beach, Studebaker Rd. at 22 Freeway11S -0397935E, 3737465N 6 Comment
  LA52105  Holodiscus discolor J. A. Ewan; 1929-6-22 1257 Los Angeles 350 Comment
  RSA639888  Holodiscus microphyllus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  RSA530045  Hordeum brachyantherum subsp. californicum Timothy S. Ross 1991-8-16 5826 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  SEINET7293704 Image available Hordeum brachyantherum subsp. californicum Robert F. Thorne 1969-1 38315 Los Angeles San Gabriel Mts., Angeles National Forest: Along rocky bed of small, intermittent stream through yellow pine forest, SE of Angeles Crest Hwy. 3.2 miles WSW of Cloudburst Summit 1951 Comment
  POM591975  Hordeum intercedens Mark Hoefs, Doug Propst 1974-5-10 459 Los Angeles Catalina Island. Ridge between Cottonwood and Sweet Water Canyons 61 Comment
  SBBG98956  Hordeum intercedens T. Ross 1991-5-20 5371 Los Angeles upper N fork of the un-named drainage that empties to sea just N of Jack Pt lighthouse; near eroded earthen dam 164 Comment
  LA103557  Hordeum murinum subsp. glaucum Barry A. Prigge; 1986-3-29 7149 Los Angeles San Gabriel Mountains, Soledad Canyon, Santa Clara River at Lang Station Road 518 Comment
  LA14704  Hordeum murinum subsp. glaucum Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  RSA724993  Hordeum murinum subsp. glaucum K. Dobry 1991-3-15 416 Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  LA33405  Hordeum murinum subsp. glaucum Peter H. Raven; Henry J. Thompson 1959-5-5 14124 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA247419  Hordeum vulgare Jack Delaini 1974-5-23 203 Los Angeles Lodi Canyon, San Dimas Experimental Forest. 762 Comment
  UCR191526  Hordeum vulgare R. G. Swinney 1998-7-8 6318 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 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
  LA52104  Horkelia cuneata subsp. cuneata Virginia Mars; 1951-4-7 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA0047398  Hosackia crassifolia var. crassifolia Orlando Mistretta 1990-5-16 s.n. Los Angeles Vicinity of Big Pines. Mountain High Ski Area 2098 Comment
  SEINET480173  Hulsea heterochroma D. Wilken 1969-7-3 Los Angeles Ridge west of Soldier Creek, along California State Hwy 39 about 1 mile west of junction to Crystal Lake, San Gabriel Mountains Comment
  RSA261752  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11879 Los Angeles Upper Tujunga Canyon, along Forest Rd. 3N20, 1.5 miles west of Hwy 2 Comment
  RSA756582  Hymenoclea salsola Orlando Mistretta, Christine Mistretta 2008-4-3 2277 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
  RSA127765  Hypochaeris glabra Peter H. Raven, H. J. Thompson 1959-6-4 14315 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  RSA127422  Ipomoea acuminata P. H. Raven, Henry J. Thompson 1959-10-18 14657 Los Angeles Mouth of Topanga Canyon, Santa Monica Mountains, (34deg.N; 118-119deg.W.) 5 Comment
  RSA660872  Isocoma menziesii var. decumbens Orlando Mistretta 1992-4-4 135 Los Angeles San Clemente Island. Comment
  POM246808  Isocoma menziesii var. sedoides F. R. Fosberg 1931-4-12 4576 Los Angeles Santa Catalina Island; Palisades near Jewfish Point. 15 Comment
  POM156145  Isocoma menziesii var. vernonioides L. R. Abrams 1904-9-2 4171 Los Angeles Elysian Park. Comment
  SBBG109144  Jepsonia malvifolia S. A. Junak 1997-10-20 SCl 966 Los Angeles southernmost cyn in Bryce Cyn complex 30 Comment
  SEINET11177057  Juglans californica M. Licher 2011-2-21 3023 Los Angeles Deervale-Stone Canyon Park, Santa Monica Mountains, 1 mi. east of 405, & north of Mulholland Dr. 320 Comment
  UCR270083  Juglans californica R. G. Swinney 2011-3-17 14113 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  UCSB994  Juglans californica Haller, John 1950-5-29 Los Angeles Santa Monica Mtns; dirt road between Sepulveda and Mulholland Dr 381 Comment
  RSA0011178  Juglans californica E. Crow 1929-4-14 324 Los Angeles Foothills NE of Glendora Comment
  LA200581  Juglans californica var. californica Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  LA91452  Juglans californica var. californica Bruce Douglas Clayton; Greg Shaw 1972-4-1 52 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus 490 Comment
  RSA628898  Juglans californica var. californica Louis C. Wheeler 1969-4-12 s.n. Los Angeles El Prieto Canyon east fork at Brown Mt. Head 762 Comment
  RSA772153  Juncus R. G. Swinney 2009-5-27 10890 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA583016  Juncus acutus subsp. leopoldii Timothy S. Ross, Janet Takara, S. Otte 1993-4-24 6945 Los Angeles Santa Catalina Island: W end of Island beyond the isthmus, on main east west ridgtop, upper NW slope of Silver Peak (West Peak Triangulation Pt, 1804ft) 527 Comment
  UC842094  Juncus acutus subsp. leopoldii F. R. Fosberg 1931-5-18 S 4899 Los Angeles Little Harbor Santa Catalina Island 5 Comment
  RSA692083  Juncus balticus subsp. ater A. C. Sanders 2002-6-19 25152 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 S of Santa Clara River. 305 Comment
  SFV22084  Juncus bufonius R. G. Swinney 2009-6-2 11022 Los Angeles San Gabriel Mountains Horse Flats. 1 air mile north-northwest of Newcomb's Ranch on CA-Highway 2. 1720 Comment
  RSA368073  Juncus macrandrus Anstruther Davidson s.n. Los Angeles E. Los Angeles. Comment
  RSA600139  Juncus macrophyllus Steve D. Boyd, Lauren Raz 1997-5-29 9920 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  SBBG57259  Juncus macrophyllus V. Duran 1933-7-22 3526 Los Angeles Buckhorn 1981 Comment
  UC842378  Juncus macrophyllus Bryan 1929-7-4 Los Angeles Switzer's Camp Arroyo Seco 975 Comment
  RSA601325  Juncus mexicanus Steve Boyd, Lauren Raz 1997-6-18 9968 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA577899  Juncus oxymeris L. C. Wheeler 1933-7-11 1928 Los Angeles Puddinstone Dam, San Jose Hills. 274 Comment
  RSA158262  Juncus patens Peter H. Raven 1962-7-11 18004 Los Angeles upper reaches of canyon south of Lemon Tank, San Clemente Island Comment
  RSA0087230  Juncus rugulosus R. G. Swinney 2010-9-13 13832 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  RSA250339  Juncus rugulosus Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42239 Los Angeles San Gabriel Mountains, Angeles National Forest: Buckhorn Station along Angeles Crest Highway 2061 Comment
  RSA647877  Juncus rugulosus LeRoy Gross, Wayne Law 2000-8-8 2 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds., Near N34 deg 16' 01.8'' W118 deg 22' 08.0 325 Comment
  RSA286656  Juncus textilis Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44778 Los Angeles near Lily Spring on N slope of Mt. Hawkins 2377 Comment
  RSA603405  Juncus textilis L. C. Wheeler 1975-8-6 s.n. Los Angeles San Gabriel Mountains: Burro Canyon. 670 Comment
  UCR126354  Juncus torreyi A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27135 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  POM153334  Juncus xiphioides Phillip A. Munz, I. M. Johnston 1928-9-4 11174 Los Angeles San Gabriel Mountains: Rock Creek 1159 Comment
  UC842991  Juncus xiphioides Bryan 1929-7-4 Los Angeles Switzer's Camp Arroyo Seco 975 Comment
  RSA589347  Juncus xiphioides Orlando Mistretta 1994-3-30 956 Los Angeles San Gabriel Mountains, Little Rock Creek. On creek below Little Rock Dam E of guard station. 960 Comment
  HSC101349  Juniperus californica R. G. Swinney 2008-11-30 9892 Los Angeles San Gabriel Mtns.: Azusa, San Gabriel River Canyon, 1.6 mi. north of Foothill Blvd. at El Encanto Dr. at confluence with Fish Canyon 210 Comment
  UCR95221  Juniperus californica L. C. Wheeler 1960-4-29 07683 Los Angeles San Gabriel Mtns. (NW), 0.5 mi NE of Kentucky Springs, east of Acton. Comment
  CAS-BOT-BC235759  Keckiella cordifolia Robert F. Thorne 1967-5-19 36894 Los Angeles Santa Catalina Islasnd: Lower Middle Ranch Canyon below Eagle's Nest 91 Comment
  SBBG95604  Keckiella cordifolia M. B. Dunkle 1939-4-6 7287 Los Angeles Mosquito Harbor Comment
  SD21267  Keckiella cordifolia Norman E. Bilderback 1938-4-23 Los Angeles Catalina Harbor Comment
  UCR209483  Keckiella cordifolia R. G. Swinney 1969-6-12 579 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 348 Comment
  UCR38925  Keckiella cordifolia B. A. Prigge 1985-6-14 6393 a Los Angeles Western Transverse Range; Santa Monica Mtns., Cold Creek Canyon; near upper gate to Cold Creek Preserve on Stunt Rd 662 Comment
  RSA0084938  Keckiella ternata R. G. Swinney 2010-9-13 13807 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  UCSB9648  Keckiella ternata Wedberg, H. 1958-7-24 Los Angeles North of tunnel on Angeles Forest Hwy; San Gabriel Mtns Comment
Read comments
Feb 18 2015
  POM50661  Keckiella ternata subsp. septentrionalis A. D. E. Elmer 1902-06 3597 Los Angeles Acton, Mt. Gleason. Comment
  NY790425  Keckiella ternata subsp. ternata L. C. Wheeler 1967-7-30 10276 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground 1005.8 Comment
  SEINET13276796 Image available Keckiella ternata subsp. ternata R. G. Swinney 2011-1 15854 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  RSA191055  Koeleria macrantha R. F. Thorne, M. Z. Thorne 1967-7-2 37251 Los Angeles San Antonio Canyon; Chapman Ranch, above Mt. Baldy Village. 1356 Comment
  RSA478765  Krascheninnikovia lanata N. C. Cooper 1949-5-16 3658 Los Angeles Lancaster 718 Comment
  CAS-BOT-BC340396  Lactuca L. R. Abrams 1915-9-5 5482 Los Angeles Alhambra Comment
  CAS-BOT-BC340580  Lactuca serriola Peter H. Raven; Henry J. Thompson 1959-9-18 14428 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Santa Monica Boulevard near Beverly Glen Boulevard, West Los Angeles 76 Comment
  RSA188063  Lamarckia aurea R. F. Thorne 1966-4-4 35791 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  SD60376  Lamium amplexicaule Peter H, Raven 1962-2-1 16877 Los Angeles waste ground, Los Angeles State and County Arboretum 182 Comment
  SEINET4133990  Lamium amplexicaule Louis C. Wheeler 1933-7-14 1937 Los Angeles Portrero Chico near Rio Hondo.; 0 69 Comment
  RSA0111942  Larrea tridentata Richard G. Swinney 2011-4-19 14415 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
  SBBG124886  Lastarriaea coriacea R. Burgess, C. Davis, B. Meiners, P. Munro 2000-5-28 3902 Los Angeles Canton Cyn, vicinity of oil pumps, NE of Lake Piru 335 Comment
  CAS-BOT-BC338133  Lasthenia californica D. W. Kyhos 1962-3-25 62 -50 Los Angeles Point Dume Comment
  SD85038  Lasthenia californica E. R. Blakley 1962-6-9 5178 Los Angeles San Clemente Island. 600 Comment
  CHSC34559  Lasthenia glabrata James Henrickson 1973-6-15 10717 Los Angeles City of Long Beach along overflow channel, W of Los Angeles River Channel between Long Beach Blvd. and Del Mar Ave. 6 Comment
  JEPS10373  Lasthenia gracilis W. L. Jepson 1939-4-21 19224 Los Angeles Saugus 356 Comment
  POM361485  Lasthenia gracilis Geo L. Moxley 1920-5-1 748 Los Angeles Catalina Island. Comment
  RSA719495  Lasthenia gracilis Gary Kovnat, LeRoy Gross 2003-4-5 41 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  SBBG133426  Lathyrus odoratus J. Shute, K. Merrill, E. Havstad 2011-5-3 SERG 11 -53 Los Angeles E of VC3 off ridge rd to the S by concrete ruins of a building Comment
  CAS-BOT-BC183627  Lathyrus vestitus subsp. laevicarpus Timothy S. Ross; Steve Boyd 1994-5-4 7658 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley 1389 Comment
  SD75567  Lathyrus vestitus var. alefeldii Reid Moran 1941-2-23 605 Los Angeles South Catalina Island, Johnson's Valley, hillside 249 Comment
  LA82185  Lathyrus vestitus var. vestitus O. H. Kappler; 1944-4-30 597 Los Angeles 152 Comment
  RSA405698  Lathyrus vestitus var. vestitus I. M. Johnston 1922-4-10 s.n. Los Angeles Mt. Lowe Comment
  UCR206503  Lavatera cretica A. C. Sanders, T. B. Salvato 2009-5-20 36860 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  CAS-BOT-BC321527  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 4 mi W of Fairmont, Mohave Desert 914 Comment
  RSA0034180  Layia glandulosa Pam De Vries 2013-4-13 7847 Los Angeles About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1054 Comment
  CAS-BOT-BC380176  Layia platyglossa Frank W. Peirson 1923-4-9 3430 Los Angeles San Clemente Island; Wilson's Cove Comment
  UCD134001  Layia platyglossa Geoffrey Levin 1974-4-26 30 Los Angeles Wash (Blanchard Park), Alluvial Fan of Mt. San Antonio, San Gabriel Mountains; Pomona College, Claremont. Draninage Area: Santa Ana River, Pacific slope. 335 Comment
  RSA0062858  Lemna minor LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6771 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SBBG128259  Lepechinia fragrans M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3028 Los Angeles lower Cottonwood Cyn 152 Comment
  JEPS53639  Lepidium flavum Dr. C. C. Parry Mar 1888 Los Angeles Lancaster Comment
  RSA429870  Lepidium flavum Ora M. Clark 1929-3-30 1923 Los Angeles E of Lancaster. Comment
  RSA429893  Lepidium fremontii B. C. Templeton 1931-4-19 s.n. Los Angeles 9 miles W of Lancaster Comment
  RSA158294  Lepidium lasiocarpum P. H. Raven 1962-7-12 18025 Los Angeles near point at east end of Northwest harbor, San Clemente Island 30 Comment
  RSA534122  Lepidium lasiocarpum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5085 Los Angeles San Clemente Island. Sand dunes of coastal terrace at West Cove, SW of the new landing field 6 Comment
  POM96606  Lepidium nitidum var. nitidum P. A. Munz 1926-4-4 9992 Los Angeles Bouquet Canyon, 5 miles N of Saugus. Comment
  SD230190  Lepidium pinnatifidum Louis C. Wheeler 1973-6-12 Los Angeles California State University, Long Beach. Comment
  RSA429632A  Lepidium virginicum var. pubescens M. Bisbee 1917-5-2 s.n. Los Angeles Street, Eagle Rock Comment
  UCR212797  Lepidospartum squamatum Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1839 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  RSA0022558  Leptochloa Peter Rubtzoff 1988-10-7 9961 Los Angeles Gold Creek Road nesr junction with Little Tujunga Road, Little Tujunga Canyon, ca. 2 mi northeast of the entrance to Angeles National Forest, or ca. 4 mi northeast of junction of Osborne Street and Foothill Blvd. 479 Comment
  SEINET11685710  Leptochloa fusca subsp. fascicularis A. C. Sanders 1981-1 2340 Los Angeles Mojave Desert, W end of Rosamond Dry Lake at Ave. C 693 Comment
  LA33410  Leptochloa fusca subsp. uninervia Peter H. Raven; Henry J. Thompson 1959-10-14 14641 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  POM296920A  Leptochloa fusca subsp. uninervia Lyman Benson 1944-11-12 11559 Los Angeles San Jose Hills, north shore of Puddingstone Lake, San Dimas 305 Comment
  RSA468566  Leptosiphon androsaceus B. C. Templeton 1931-5-15 s.n. Los Angeles S. end Bouquet Canyon. 500 Comment
  RSA468530  Leptosiphon grandiflorus Amelia Eatherton 1930-05 16041 Los Angeles Griffith Park. Comment
  SEINET4044456 Image available Lessingia filaginifolia D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 137 Comment
  UCR103762  Lessingia glandulifera var. glandulifera David Charlton, Robb Fishman 1990-8-30 3929 Los Angeles Western Mojave Desert, Palmdale, corner of Ave 'R' and 30th Street East, c. 1 mile south of Hwy 138 808 Comment
  RSA0047902  Leymus condensatus R. G. Swinney 2010-6-4 13072 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  CAS-BOT-BC274477  Leymus triticoides LeRoy Abrams 1902-6-12 2521 Los Angeles Ballona Creek, near Mesmer Comment
  RSA748079  Leymus triticoides R. G. Swinney 2005-7-8 8277 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  UC625076  Leymus triticoides F. R. Fosberg 1931-5-18 S 4991 Los Angeles Little Harbor Santa Catalina Island 2 Comment
  SBBG125064  Lilium humboldtii subsp. ocellatum A. Parikh, N. Gale 2010-6-29 3376 Los Angeles W Fork San Gabriel River, 3.6 km E of Cogswell Dam, just S of Devil's Cyn Dam Truck Trail 620 Comment
  RSA509587  Lilium parryi Louis C. Wheeler 1967-7-15 10013 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UCR190053  Lilium parryi R. G. Swinney 1998-10-3 7005 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  UCR209421  Lilium parryi R. G. Swinney 2008-9-13 9457 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  RSA536069  Limonium perezii Tim S. Ross 1991-5-22 5436 Los Angeles San Clemente Island: lower Wilson Cove Canyon, just W of the dock activities 12 Comment
  IRVC26204  Linanthus androsaceus Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2917 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  UCR205923  Linanthus breviculus R. G. Swinney 2008-5-5 8763 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  SD111573  Linanthus californicus W. P. Armstrong 1982-6-12 Los Angeles Southeast firebreak ridge of Lookout Mountain. 1790 Comment
  UCD118519  Linanthus californicus Deanna Hickman; Timothy J. Murphy 1993-5-6 s.n. Los Angeles Santa Monica Mountains, Charmlee Natural Area Park. On Encinal Canyon Road, 4 miles N of Pacific Coast Highway. 274 Comment
  RSA468430  Linanthus californicus subsp. glandulosus Fordyce Grinnell Jr. 1910-6-11 s.n. Los Angeles Mountain situations, San Gabriel Mountains Comment
  UC496535  Linanthus concinnus T. Craig 1927-6-8 437 Los Angeles Bear Canyon Trail to Summit of Mt. San Antonio; San Gabriel Mts. 2438 Comment
  CATA2071  Linanthus dianthiflorus Steven A. Junak 1978-4-15 9 Los Angeles Santa Catalina Island: Just E of 1901 Chester grave, N side of Cherry Cove 0 Comment
  UCD118500  Linanthus dianthiflorus Daryl Koutnik 1978-3-16 119 Los Angeles South of intersection of Cornell and Agoura Roads. 274 Comment
  CDA40107  Linanthus dianthiflorus L. C. Wheeler 1973-4-8 s.n. Los Angeles San Gabriel Mountains; Kagel Canyon, sunny flat by abandoned dwelling site. Comment
  POM364705  Linanthus dianthiflorus Anstruther Davidson 1894-06 s.n. Los Angeles Glendale. Comment
  UC23502  Linanthus dichotomus J. Burtt Davy May 9 1896-May 24 1896 2664 Los Angeles between Manzana and Gorman's Station; Antelope Valley Comment
  RSA599336  Linanthus parryae Steve Boyd, Lauren Raz 1997-3-26 9364 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UCR191696  Linanthus parryae A. C. Sanders 2008-4-23 35070 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon, gravelly draw on slope in side canyon to the east 1108 Comment
  UCR270097  Linanthus parryae R. G. Swinney 2011-4-20 14440 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  UCR275014  Linanthus parryae Michael Honer, Rachel Woodard 2006-4-17 2193 Los Angeles Tehachapi Mountains area, Oso Canyon; c. 1 mile north of Quail Lake; 1 mile west of cement plant road 1067 Comment
  UC908616  Linanthus parviflorus Herbert L. Mason 1926-4-26 2965 Los Angeles Mint Canyon Road, summit of 1st grade Comment
  UCR272564  Linanthus pungens R. G. Swinney 2011-8-5 15598 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  UCR124406  Linaria canadensis var. texana B. C. Templeton 1968-2-25 11385 Los Angeles Channel Islands, Santa Catalina Island, near the isthmus 76 Comment
  UCR143303  Lithophragma affine Reid Moran 1941-3-6 682 Los Angeles Channel Islands, Middle Ranch Canyon, Santa Catalina Island 300 Comment
  RSA84368B  Lithophragma affine Raymond J. Dobbs 1927-5-3 7671 Los Angeles Arroyo Seco, 2 miles above Relay, south face of San Gabriel Mountains. Comment
  SEINET12219414  Lithophragma affine subsp. mixtum J. F. Bright 1934-1 9243 Los Angeles Santa Monica Coast Range Comment
  CAS-BOT-BC432203  Lithophragma bolanderi Frank W. Peirson 1922-6-3 3079 Los Angeles Collins Ranch, Liebre Mts. 1143 Comment
  RSA84383  Lithophragma bolanderi F. W. Peirson 1925-3-18 5469 Los Angeles South slope of Newhall Grade near Newhall 381 Comment
  UCR4159  Lobularia maritima R. H. Sauer 1965-4-13 s.n. Los Angeles San Gabriel Mtns. Foothills, Pasadena, Arroyo Seco, just north of Jet Propulsion Laboratory 366 Comment
  RSA0115680  Lobularia maritima Steven A. Junak, Mark Hoefs, Misty Gay, Jeff Chapman 1997-6-5 SCa- 430 Los Angeles Santa Catalina Island. Isthmus, in front of cabin #38 at beach (employee housing). 6 Comment
  RSA662179  Lobularia maritima Carol Zuck 1981-2-27 53 Los Angeles Weedy vacant lot at the end of Virginia St. West Covina. Comment
  RSA715783  Loeflingia squarrosa Scott D. White, Pam De Vries 2006-5-10 11421 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR180370  Loeflingia squarrosa Scott D. White, Pam Devries 2006-5-10 11421 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  SBBG117117  Logfia arizonica S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1517 Los Angeles main rd between Airport and Little Harbor 121 Comment
  SFV16510  Logfia filaginoides K. Tajbakhsh 1996-5-2 21 Los Angeles San Fernando Valley Chatsworth. Rocky Point Park about 300 m on the main trail on a west facing slope. Comment
  RSA150937  Lolium perenne P. H. Raven 1962-5-8 17617 Los Angeles Wilson Cove, barracks area; San Clemente Island 91 Comment
  RSA641651  Lolium perenne subsp. multiflorum L. C. Wheeler 1967-8-8 10403 Los Angeles San Gabriel Mts., Angeles National Forest: confluence of Alder Creek and East Fork 1250 Comment
  RSA762299  Lolium perenne subsp. multiflorum Orlando Mistretta, Christine Mistretta 2008-5-5 2653 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  POM356949  Lolium perenne subsp. multiflorum F. R. Fosberg 1930-6-26 S- 3004 Los Angeles Culver Garden. 15 Comment
  CAS-BOT-BC271185  Lolium temulentum G. B. Grant 1916-3-1 s.n. Los Angeles Pasadena Comment
  POM1286  Lolium temulentum D. L. Crawford, Otis Hiatt 1916-3-28 710 Los Angeles Santa Monica Mountains. 305 Comment
  POM356976  Lolium temulentum Anstruther Davidson 1892-06 s.n. Los Angeles Elysian Park Comment
  SBBG106914  Lolium temulentum M. L. Hoefs, R. F. Thorne 1995-7-26 2472 Los Angeles lower Middle Cyn, just below Eagle's Nest Lodge 134 Comment
  IRVC29538  Lomatium dasycarpum A. C. Sanders 2003-4-29 26171 Los Angeles Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. Western San Gabriel Mtns. 396 Comment
  LA202573  Lomatium dasycarpum Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0081308  Lomatium dasycarpum R. G. Swinney 2010-3-24 12101 Los Angeles Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge. 503 Comment
  UC284735  Lomatium dasycarpum subsp. dasycarpum P. A. Munz 1923-5-25 6797 Los Angeles near Saugus (Mint Canyon); Mint Canyon Comment
  SDSU2241  Lomatium lucidum A. H. Gallup 1948-4-21 148 Los Angeles 'The Wash' Claremont 366 Comment
  RSA757319  Lomatium nevadense R. G. Swinney 2008-6-17 9053 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
  POM13590  Lomatium nevadense var. parishii F. W. Peirson 1922-7-6 s.n. Los Angeles Blue Ridge near Swartout Valley. 2316 Comment
  RSA97338  Lomatium nevadense var. parishii F. W. Peirson 1923-5-26 4459 Los Angeles Rock Creek Divide 2011 Comment
  CAS-BOT-BC240486  Lonicera hispidula June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  CAS-BOT-BC240499  Lonicera hispidula E. R. Blakley 1962-10-5 5421 Los Angeles 1/4 mile up canyon from Whites Cove at the water tank. Santa Catalina Island 30 Comment
  RSA596027  Lonicera interrupta T. S. Ross, J. Mark Porter 1995-5-4 8445 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  CAS-BOT-BC234820  Lonicera subspicata G. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  SBBG112917  Lonicera subspicata S. A. Junak 1998-10-21 SCa 812 Los Angeles W side of cyn between White's Landing and Moonstone Beach 30 Comment
  SBBG31036  Lonicera subspicata R. F. Thorne with D. Propst 1968-5-27 37623 Los Angeles upper Skull Cyn 304 Comment
  SD253424  Lonicera subspicata var. denudata Rf. G. Swinney 2011-10-27 15906 Los Angeles San Gabriel Mountains: West Fpork San Gabriel River,ca. 300 meters east of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 648 Comment
  UC126744  Lotus argophyllus var. argenteus I. J. Condit 1908-6-27 12 Los Angeles Santa Catalina Island Comment
  RSA0003347  Lotus argophyllus var. ornithopus M. B. Dunkle 1939-4-5 7253 Los Angeles San Clemente Island: China Point, Pyramid Cove. Comment
  POM155856  Lotus dendroideus var. dendroideus M. B. Dunkle 1928-4-11 1851 Los Angeles Emerald Bay, Santa Catalina Island. 15 Comment
  RSA3598  Lotus dendroideus var. dendroideus C. B. Wolf 1932-5-12 3615 Los Angeles Santa Catalina Island. Hamilton Canyon, 100 ft above turn in road to airport 46 Comment
  RSA406917  Lotus dendroideus var. dendroideus F. R. Fosberg 1931-5-21 S 4940 Los Angeles Santa Catalina Island. Between Cherry Valley and Howlands Landing. 20 Comment
  RSA725599  Lotus dendroideus var. dendroideus Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 419 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  UC519908  Lotus grandiflorus Carl Epling and Louis Wheeler 1933-6-4 1849 Los Angeles near Sandbergs (Ridge Route) 1524 Comment
  HSC98246  Lotus hamatus Wendell Wood 1970-6-22 28 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  RSA748345  Lotus heermannii Justin M. Wood 2009-6-1 793 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  UC56573  Lotus heermannii Ernest Braunton Jun 1902 440 Los Angeles Ballona Comment
  RSA640930  Lotus heermannii var. heermannii L. C. Wheeler 1967-8-9 10412 Los Angeles San Gabriel Mountains: Headwaters of Devil's Canyon on S side Mt. Waterman. 2195 Comment
  POM7134  Lotus heermannii var. heermannii C. F. Baker 1904-05 4715 Los Angeles hills near Clarmont Comment
  RSA586351  Lotus humistratus Orlando Mistretta 1995-3-17 1544 Los Angeles Northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit. 1128 Comment
  UC15527  Lotus nevadensis var. davidsonii A. Davidson 1892-1 Los Angeles Mt. Wilson Comment
Read comments
Oct 3 2010
  RSA498778  Lotus oblongifolius var. oblongifolius I. M. Johnston 1917-6-20 1907 Los Angeles Camp Baldy 1220 Comment
  UC1129076  Lotus procumbens var. procumbens A. D. Gifford 1935-5-10 207 Los Angeles 2 1/3 mi s of Neenach 1005 Comment
  SFV18455  Lotus salsuginosus var. salsuginosus I. P. Swift, K. Grady 2002-4-1 396 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Walker Ranch. 598 Comment
  UC527283  Lotus scoparius C. B. Wolf 1931-5-13 Los Angeles near bridge on the rd from Tujunga to San Fernando; Pacoima Wash 365 Comment
  RSA498652  Lotus scoparius V. V. Giles 1936-7-5 212 Los Angeles 1/8 mile East Holbrook Camp, Crystal Lake Road. Comment
  RSA652463  Lotus scoparius T. Strid 1972-6-8 s.n. Los Angeles Budwood Fire Road, Topanga Canyon. 243 Comment
  RSA406859  Lotus scoparius var. scoparius Donald R. Bissing 1973-6-2 131 Los Angeles Evey Canyon, 0.3 mile from canyon mouth 756 Comment
  UC1584241  Lotus scoparius var. scoparius Tim Ross and Steve Boyd 1990-6-6 2886 Los Angeles Piru Pond Los Padres National Forest, Liebre Mtn. U.S.G.S. 7.5' Quad. 644 Comment
  RSA702376  Lotus strigosus Scott D. White, Pam De Vries 2004-5-18 10413 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA251478  Lotus strigosus var. strigosus R. F. Thorne 1973-4-11 42798 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 427 Comment
  RSA406350  Lotus wrangelianus M. B. Dunkle 1929-4-7 2100 Los Angeles White's Landing, Santa Catalina Island. Comment
  POM355465  Ludwigia peploides subsp. peploides Wm. Martin 1971-8-11 s.n. Los Angeles Along drainage of Malibu Creek, vicinity of Tapia Park. Comment
  RSA406987  Lupinus M. B. Dunkle 1934-3-31 3936 Los Angeles Warren's Well. 5 mile S. Mojave Desert. 976 Comment
  CAS-BOT-BC201412  Lupinus albifrons var. albifrons L. R. Abrams 1941-4-18 13867 Los Angeles State Highway 138 one mile east of junction with U.S. Highway 99 Comment
  SD37881  Lupinus albifrons var. albifrons Edith A. Purer 1935-5-11 6543 Los Angeles Hillside, near ocean, Malibou Road. Comment
  CAS-BOT-BC196147  Lupinus albifrons var. douglasii P. B. Kennedy 1928-3-29 s.n. Los Angeles Summit of ridge, Santa Catalina Is. Comment
  UC130328  Lupinus bicolor J. Burtt Davy May 9 1896-May 24 1896 2544 Los Angeles Manzana Angelope Valley, Manzana (Antelope Valley) Comment
  UCR126559  Lupinus bicolor A. C. Sanders, Andy Thomson 2003-4-15 26000 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UCR275334  Lupinus bicolor Jeremiah George, Audrey J. George 2012-4-15 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
  SFV4364  Lupinus bicolor D. B. Dunn 1941-3-29 940 Los Angeles San Gabriel Valley Vacant lot, 2 blocks west of Monrovia. Comment
  SFV4365  Lupinus bicolor D. B. Dunn 1941-3-29 959 Los Angeles Hays Street and Via Acosta near Garfield Blvd. and the oil wells. Comment
  SEINET11071815 Image available Lupinus bicolor subsp. microphyllus David Dunn 1941-3-19 938 Los Angeles one mile east of Pomona Comment
  RSA595121  Lupinus concinnus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8573 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N01, 6.2 road miles from jtn with 8N05. 1174 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
  RSA414467  Lupinus elatus F. R. Fosberg, Joseph A. Ewan 1931-8-12 4918 Los Angeles San Gabriel Mountains: trail to summit of Mount Islip 2439 Comment
  RSA0069568  Lupinus excubitus Daisie Huang 2007-5-18 07051801 Los Angeles Near summit of Monrovia Canyon Trail, 4 miles past bridge. 899 Comment
  RSA599805  Lupinus excubitus var. austromontanus Steve Boyd, Lauren Raz 1997-3-25 9297 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
  CAS-BOT-BC215335  Lupinus excubitus var. excubitus Carl B. Wolf 1935-5-6 6732 Los Angeles 2.4 miles SE of Gorman on New Ridge Route Rd, Liebre Mountains 1097 Comment
  RSA413598  Lupinus excubitus var. hallii H. L. Bauer 1932-4-15 s.n. Los Angeles near Saddle Peak Santa Monica Mts Comment
  UCR273396  Lupinus excubitus var. hallii R. G. Swinney 2011-4-26 14498 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
  SEINET10838185  Lupinus excubitus var. hallii David B. Dunn 1957-5-18 Dunn RSA# 6454 x 7325 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd male parent () Parenthetic # is f, plant no. Seeds from open field, pollen. Comment
  SEINET12154549  Lupinus formosus J. F. Bright, Wyman, C. 1931-1 5285 Los Angeles Antelope Valley Comment
  RSA413635  Lupinus formosus var. formosus R. J. Tinkler 1969-7-12 s.n. Los Angeles Mullholland Drive, west of San Diego Freeway. Comment
  RSA413628  Lupinus formosus var. formosus George B. Grant 1906-1 2221 Los Angeles Summit of Mt. Wilson. 1829 Comment
  UC865197  Lupinus hirsutissimus Ira W. Clokey, B. Templeton Mar. 1929 4474 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 250 Comment
  SBBG125474  Lupinus latifolius A. Parikh, N. Gale 2010-6-19 3344 Los Angeles upper Big Tujunga Cyn, 0.7 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1232 Comment
  CLARK-A1528-4981  Lupinus longifolius John C. Roos 1937-6-29 1707 Los Angeles Santa Monica Mountains Comment
  SBBG66987  Lupinus microcarpus var. microcarpus R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  RSA641686  Lupinus peirsonii Orlando Mistretta 1993-6-2 856 Los Angeles San Gabriel Mountains: Mt. Baden Powell. 2109 Comment
  SEINET10490364  Lupinus peirsonii Lee W. Lenz 1968-6-11 Lenz 37790 Los Angeles San gabriel mtns. Angeles national forest; along angeles crest w of mt. Baden-powell, n slope of san gabriel mtns. On rocky-slope; low shrub with Silvery leaves and yellow flowers. 2286 Comment
  RSA709947  Lupinus sparsiflorus LeRoy Gross 2005-4-28 2157 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA748837  Lupinus sparsiflorus Justin M. Wood 2009-4-10 476 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  RSA593005  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd, Orlando Mistretta 1996-5-1 8735 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  RSA82618  Lupinus sparsiflorus subsp. sparsiflorus P. A. Munz 1925-4-23 9457 Los Angeles San Gabriel Canyon. 488 Comment
  RSA526573  Lupinus sparsiflorus subsp. sparsiflorus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4281 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  PASA1680  Lupinus succulentus Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  RSA87039  Lupinus succulentus F. W. Peirson 1921-2-26 2361 Los Angeles Near road to Topanga Canyon, San Fernando Valley 274 Comment
  CHSC8296  Lupinus truncatus Edward L. Smith 1957-4-25 174 Los Angeles Located in Little Dalton Canyon. San Gabriel Mountains. 365 Comment
  SEINET10489074  Lupinus truncatus Weinland WEINLAND s.n. Los Angeles Wash at claremont. Rose purple color. 366 Comment
  SEINET10489079  Lupinus truncatus Cromwell 1971-4-16 CROMWELL 516 Los Angeles East-facing bank, about 2 mi above creek bed, on soil ledge. Occasional. Mystic canyon, angeles national forest, san gabriel mtns. 2 Mi ne of glendora, California. Comment
  RSA226927  Luzula comosa Robert F. Thorne 1971-8-25 41263 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily spring on NW slope of Mt. Hawkins 2134 Comment
  OBI69354  Lycium californicum John Knapp, Denise Knapp 2002-11-27 21 Los Angeles Santa Catalina Island 183 Comment
  RSA576124  Lycium californicum F. H. Elmore 1939-2-18 397 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC231612  Lycium cooperi Louis C. Wheeler 1932-4-10 608 Los Angeles 2 mi. W Palmdale, Mohave [Mojave] Desert 762 Comment
  RSA232627  Lyonothamnus floribundus subsp. aspleniifolius Larry E. DeBuhr 1972-9-3 707 Los Angeles San Clemente Island: Horse Canyon, the first canyon west of Thirst Park. 457 Comment
  CAS-BOT-BC142281  Lyonothamnus floribundus subsp. floribundus G. P. Rixford s.n. Los Angeles Catalina Island Comment
  RSA647880  Lythrum californicum LeRoy Gross, Wayne Law 2000-8-8 177 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. 325 Comment
  UCR204429  Madia elegans R. G. Swinney 2003-5-12 8194 Los Angeles San Gabriel Mountains, 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
  UCR179464  Madia gracilis R. G. Swinney, Dave Larson 1996-8-7 5249 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
  POM175362  Madia gracilis E. Crow 1930-6-29 s.n. Los Angeles above camp Coldbrook Comment
  UCR147849  Maianthemum stellatum L. C. Wheeler 1954-8-30 7059 Los Angeles San Gabriel Mountains, San Gabriel Mountains: Buckhorn Campground 1966 Comment
  CAS-BOT-BC230896  Malacothamnus davidsonii Louis C. Wheeler 1933-8-5 2053 Los Angeles 2 mi. NW Roscoe, San Fernando Valley 274 Comment
  JEPS67382  Malacothamnus davidsonii Joseph Andorfer Ewan and Nesta Ewan 1936-8-5 9938 Los Angeles San Gabriel Mts, Mescal Creek 1463 Comment
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Jun 18 2013
  CATA278  Malacothamnus fasciculatus Mark L. Hoefs 1973-5-15 291 Los Angeles Santa Catalina Island: Open field, above #7 & #8 holes of golf course, Avalon Canyon 76 Comment
  LA82219  Malacothamnus fasciculatus O. H. Kappler; 1940-6-16 53 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG13475  Malacothamnus fasciculatus var. catalinensis E. R. Blakley 1962-10-5 5422 Los Angeles old mill site in Hen Cove N of White's Landing 3 Comment
  UC527609  Malacothamnus fasciculatus var. fasciculatus C. B. Wolf 1931-6-25 2242 Los Angeles sw Los Angeles Botanic Garden (along Beverly Blvd, Madeville Canyon); Madeville Canyon 60 Comment
  RSA627537  Malacothamnus fremontii Sandy Leatherman, Scott D. White 1998-5-15 11 Los Angeles Western Liebre Mountains. West of Castaic Lake and east of Interstate 5. 610 Comment
  POM362261  Malacothrix clevelandii Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  RSA0097144  Malacothrix clevelandii R. G. Swinney 2011-5-31 14889 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
  UCR190088  Malacothrix clevelandii R. G. Swinney 1998-8-5 6646 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, nameless tributary from the east, immediately north of Alder Gulch 1235 Comment
  UC1594399  Malacothrix foliosa Tim Ross 1992-4-14 6175 Los Angeles coastal bluff on e escarpment ca 20 m s where Nanny Canyon drainage meets the sea (central e side of island); San Clemente Island 18 Comment
  POM362303  Malacothrix glabrata Anstruther Davidson 1895-5-8 s.n. Los Angeles Lancaster. Comment
  UCR125268  Malacothrix saxatilis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25512 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area 366 Comment
  UCR256198  Malacothrix saxatilis R. G. Swinney 2010-3-22 12011 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  SBBG131906  Malacothrix saxatilis var. arachnoidea S. A. Junak 2000-6-30 SCa 1362 Los Angeles just SE of summit of Mt Torquemada 402 Comment
  OBI35604  Malacothrix saxatilis var. tenuifolia Rebecca Cicoria 1981-5-17 35 Los Angeles 1/2 mi from Fire Station along Burma Trl, Rolling Hills Comment
  RSA587717  Malacothrix saxatilis var. tenuifolia Steven A. Junak, Mary C. Hochberg, H. L. Ferguson 1981-7-28 sci 13 Los Angeles San clemente Island, NW portion of island, at N end of beach at W Cove 5 Comment
  RSA724399  Malacothrix saxatilis var. tenuifolia K. Dobry 1991-3-16 D- 215 Los Angeles Santa Monica Mts. Lower Cold Creek Cyn. Montifisher Property Comment
  UC1409050  Malacothrix saxatilis var. tenuifolia Robert F. Thorne and C. W. Tilforth 1971-6-17 39978 Los Angeles 2 mi u Lower Tujunga Rd. (from Forestry Headquarters); San Gabriel Mts., Angeles National Forest, Little Tujunga Cr 457 Comment
  RSA503438  Malus sylvestris Louis C. Wheeler 1966-11-27 9164 Los Angeles San Gabriel Mountains: North side Mt. Sally, headwaters of Upper Big Tujunga Canyon by Angeles Crest Hwy, c. 1 mile east Shortcut Picnic Grounds. 1524 Comment
  RSA434874  Malva nicaeensis E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Redondo Beach. Comment
  UCR142070  Marah A. C. Sanders 2003-4-29 26164 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA167856  Marah macrocarpa R. F. Thorne, P. C. Everett 1964-2-6 s.n. Los Angeles Santa Catalina Island. W of Catalina Harbor at Isthmus. 5 Comment
  UC792396  Marah macrocarpa Ira L. Wiggins 1949-2-21 11955 Los Angeles Wilson's Cove San Clemente Island Comment
  POM254551  Marah macrocarpa J. D. Laudermilk 1940-4-24 s.n. Los Angeles Indian Hill Blvd, Near Baseline Rd. Claremont. Comment
  RSA598274  Marah macrocarpa var. macrocarpa R. G. Swinney 1989-11-24 1473 Los Angeles San Gabriel Mountains: in and near Glendora Wilderness Park, Big Dalton Canyon, 1.2 mi. NE of Glendora Mountain Road on Big Dalton Canyon Road. 442 Comment
  UC557757  Marah macrocarpa var. major Nell Murbarger May, 1936 240 Los Angeles San Clemente Island Comment
  LA200588  Marrubium vulgare Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4547 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  RSA601026  Marrubium vulgare Louis C. Wheeler 1967-5-13 9498 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  SFV3173  Marrubium vulgare P. M. Kennamer 1958-8-7 s. n. Los Angeles San Fernando Valley San Fernando Valley State College campus on Lindley Ave. Road bed opposite Building F. 274 Comment
  RSA595158  Matricaria matricarioides Steve Boyd 1996-4-25 8703 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
  UCR230897  Matricaria matricarioides Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8019 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 70 m west of Sierra Highway and 420 m north of Avenue F 702 Comment
  RSA696046  Matricaria suaveolens Kenneth Beard 1934-03 s.n. Los Angeles Beside irrigation ditch on Towner Street. Comment
  UCR59231  Matthiola incana A. C. Sanders 1988-2-18 7687 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  CATA1585  Medicago polymorpha Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2855 Los Angeles Santa Catalina Island: By road to Toyon Beach 313 Comment
  POM348025  Medicago polymorpha George B. Grant 1908-5-16 s.n. Los Angeles Garvanza Comment
  UC1922329  Medicago polymorpha Gary Kovnat with LeRoy Gross 2003-2-16 25 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  SBBG98067  Medicago polymorpha T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5137 Los Angeles 550 ft SSW of the 924 ft Benchmark at E end of the old airfield landing strip 279 Comment
  OBI81433  Melaleuca viminalis Unknown 2010-5-31 Oct- 41 Los Angeles Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, E of Vermont Ave. and N of West Anaheim St. Comment
  CHSC118945  Melica imperfecta Duncan S. Bell; Catlin Elam 2013-7-11 5364 Los Angeles Transverse Ranges; San Gabriel Mountains region: Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  HSC24463  Melica imperfecta Gary D. Cromwell, David Wheat 1971-4-30 596 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains, 2 miles NE of Glendora. 427 Comment
  RSA0021017  Melica imperfecta Duncan S. Bell, Caitlin Elam 2013-7-11 5364 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  RSA651300  Melica imperfecta Lori Ackerman, Gerald Braden 1988-5-4 25 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA656191  Melica imperfecta Joseph M. Keefe 1978-4-28 22830 Los Angeles Verdugo Mountains; Henderson Canyon Creek, 0.5 Km west of Lockerbie Road on Whitting Woods Road, La Crescenta. 427 Comment
  SEINET10827749  Melica imperfecta Agnes Chase 1910-4-12 Chase 1125 Los Angeles Playa del Rey, Leeside of barrier dune. Comment
  RSA332614  Melica stricta Wayne E. Sawyer 1981-6-11 20 Los Angeles Angeles National Forest: Hwy 2 between Dawson Saddle and junction of Ca Hwy 39, 1.6 miles from Dawson Saddle. 2317 Comment
  CATA1175  Melilotus albus Mark L. Hoefs 1995-5-30 2171 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  SBBG128761  Melilotus albus M. L. Hoefs 1995-5-16 2037 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  RSA652196  Melilotus albus Irvin Slade 1948-1-18 s.n. Los Angeles at Griffelth Park, between Glendale and Burbank. Comment
  RSA0082897  Melilotus indicus R. G. Swinney 2010-5-7 12584 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  UCR136848  Melilotus indicus 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
  UCR258740  Mentzelia R. G. Swinney 2010-5-19 12814 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA595113  Mentzelia affinis Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8581 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  UC1929991  Mentzelia albicaulis Scott D. White 2004-5-5 10296 Los Angeles Liebre Mtns: Bald Mtn area, west of Old Ridge Route. Comment
  SFV5399  Mentzelia congesta J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains Angeles Crest Highway [= Angeles Forest Highway], 4 miles south of junction with U. S. Highway 6. Roadside. 1220 Comment
  CAS-BOT-BC226637  Mentzelia congesta Timothy S. Ross; Darin Banks 1994-6-21 7983 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2070 m NW of Pac. Mtn's 71240-foot summit 1962 Comment
  UCSB4244  Mentzelia dispersa B., K. Los Angeles San Dimas Experimental Forest, south side of burn area, San Gabriel Mountains Comment
  UCD117361  Mentzelia laevicaulis R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon. Comment
  RSA582801  Mentzelia micrantha Tim S. Ross, Steve D. Boyd 1993-5-23 7292 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  SBBG31386  Mentzelia micrantha R. F. Thorne 1966-6-1 36470 Los Angeles opposite Pebbly Beach terminal 7 Comment
  RSA640299  Mentzelia veatchiana Louis C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1220 Comment
  SEINET6654143  Mentzelia veatchiana R. G. Swinney 2008-5-8 8781 Los Angeles San Gabriel Mtns, West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co Park. 0.6 mi southwest of Big Rock Creed Rd.; 0 Comment
  CAS-BOT-BC435244  Mesembryanthemum crystallinum R. E. Snodgrass 1901-8-1 s.n. Los Angeles Santa Barbara Island Comment
  RSA187912  Mesembryanthemum nodiflorum R. F. Thorne 1966-4-4 35784 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  RSA393755  Micropus californicus var. californicus L. C. Wheeler 1934-4-17 2529 Los Angeles San Gabriel Mountains, Palmer Canyon 510 Comment
  SD69708  Microseris douglasii subsp. platycarpha Robert F. Thorne 1966-4-29 36302 Los Angeles Santa Catalina Island; along Airport Road before turn off to Middle Ranch Canyon. 455 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
  RSA590338  Microseris lindleyi Timothy S. Ross 1993-4-21 6855 Los Angeles Santa Catalina Island, SW part of the Island in the vicinity of Cactus Peak (1560ft), slope and small ridges N of Cactus Peak summit 427 Comment
  LA103226  Mimulus aurantiacus Barry A. Prigge; 1985-6-14 6396 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA650922  Mimulus aurantiacus Peter J. Estournes 1981-5-5 4 Los Angeles Mt. Baldy. Just above the flood dam, southern side of mountain. Comment
  UCR177926  Mimulus aurantiacus LeRoy Gross 2001-5-28 417 Los Angeles Los Angeles Basin region, Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City 476 Comment
  OBI9531  Mimulus aurantiacus var. pubescens Carl B. Wolf 1936-4-24 7772 Los Angeles Base of Santa Susana Pass 366 Comment
  POM8003  Mimulus aurantiacus var. pubescens P. A. Munz, R. D. Harwood 1920-3-13 3356 Los Angeles San Jose Hills, 3 miles W of Pomona. 305 Comment
  RSA772107  Mimulus aurantiacus var. pubescens R. G. Swinney 2009-5-20 10845 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  POM243750  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-1 S- 4434 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 60 Comment
  UCR271984  Mimulus brevipes R. G. Swinney 2011-5-31 14898 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
  UCSB30847  Mimulus brevipes Coz, Susan 1977-6-4 Los Angeles 100 yds E of malibu Cyn Rd; 5 mi N on Malibu Cyn Rd; from Hwy 1 across from Tapia Park 182 Comment
  LA32128  Mimulus cardinalis Henry J. Thompson; 1959-5-24 1983 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, 0.3 mi N of Coast Hwy. 45 Comment
  RSA0105035  Mimulus cardinalis R. G. Swinney 2011-10-18 15807 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
  RSA524168  Mimulus constrictus Tim S. Ross, S. D. Boyd 1990-6-6 2879 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UCR108192  Mimulus constrictus Steve Boyd, Laura A. Moore, R. K. Brummitt 1998-5-26 10230 Los Angeles Liebre Mtns, Warm Springs Mtn, knoll NW of summit along road into Necktie Basin. 1134 Comment
  RSA0021967  Mimulus guttatus Duncan S. Bell, Caitlin Elam 2013-6-24 5279 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA729851  Mimulus guttatus R. G. Swinney, A. C. Sanders 1998-8-28 6833 Los Angeles San Gabriel Mtns.: Stoddard Canyon at 'Stoddard Falls' 915 Comment
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Dec 10 2020
  RSA101714  Mimulus guttatus G. R. Proctor 1942-1-24 333 Los Angeles Santa Anita Canyon. Comment
  RSA0091357  Mimulus pilosus R. G. Swinney 2011-10-10 15723 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA586971  Mimulus rubellus Orlando Mistretta 1995-5-23 1709 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. W side tributary drainage NE of Pacifico Mtn. 1905 Comment
  CAS-BOT-BC388669  Minuartia douglasii Timothy S. Ross; Steve Boyd 1994-6-23 8069 Los Angeles Liebre Mountains. 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 1597 Comment
  RSA599276  Minuartia douglasii Steve Boyd, Lauren Raz 1997-3-31 9412 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  SBBG127078  Minuartia douglasii A. Parikh, N. Gale 2011-6-14 3466 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1205 Comment
  SBBG69946  Minuartia douglasii R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA748799  Minuartia nuttallii subsp. gracilis R. G. Swinney 2001-8-9 8012 Los Angeles east peak on Pleasant View Ridge 2504 Comment
  SBBG95916  Mirabilis californica M. B. Dunkle 1939-4-3 7235 Los Angeles Chenetti Cyn Comment
  RSA0026048  Mirabilis jalapa Phillip Robinson 1991-5-9 353 Los Angeles Sycamore Canyon 0.25 miles S of intersection of Beverly Blvd. and Workman Mill. 0.5 miles east of Workman Mill on trail into canyon. Comment
  CAS-BOT-BC434622  Mirabilis laevis var. crassifolia Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  RSA0027965  Mirabilis laevis var. crassifolia Steve Boyd, Lauren Raz 1997-3-4 9143 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  UC150084  Mirabilis laevis var. crassifolia LeRoy Abrams 1902-6-9 2504 Los Angeles Playa del Ray Comment
  RSA0027962  Mirabilis laevis var. crassifolia Diane Elliott 1985-5-10 25 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UC72746  Mirabilis laevis var. crassifolia Miss E. D. Palmer Nov 1904 Los Angeles vicinity of Los Angeles Comment
  UC1124542  Monardella A. Simontacchi 1935-5-26 46 Los Angeles 1 1/4 mi ese Manzana; Tejon Quadrangle Comment
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Dec 10 2008
  RSA629680  Monardella australis subsp. cinerea Scott D. White, Dave Bramlet 1998-8-11 7037 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  SEINET2065871 Image available Monardella breweri E. R. Blakley 1958-5-10 2280 Los Angeles 14 miles E of Qual Lake on Hwy 138 in Antelope Valley 914 Comment
  SEINET3996158 Image available Monardella exilis Victor Duran 1933-5-23 3415 Los Angeles Near Lancaster 716 Comment
  UCR213970  Monolopia lanceolata Dave Silverman, Cindy Hopkins 2007-4-24 6734 Los Angeles Tejon Ranch, 1000 m ESE of National Cement, 1.7 km W of California Aqueduct, 500 m S of the county line, just N of plant access road 954 Comment
  OBI73115  Morus alba Matt Ritter 2010-4-2 5068 Los Angeles Street tree, Claremont Comment
  CAS-BOT-BC108998  Mucronea californica Marcus E. Jones 1882-5-3 3221 Los Angeles Pasadena. Comment
  UC849820  Mucronea californica Marcus E. Jones, A. M. 1892-5-3 3221 Los Angeles Pasadena Comment
  CATA686  Muhlenbergia microsperma Mark L. Hoefs 1991-4-26 1177 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  LA9665  Muhlenbergia microsperma Carl Epling; M. Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UC1109355  Muhlenbergia microsperma Peter H. Raven 1962-4-12 17324 Los Angeles near foot of canyon s of canyon below the Tomb (w side San Clemente Island); w side San Clemente Island 137 Comment
  UCR270041  Muhlenbergia microsperma R. G. Swinney 2011-3-22 14176 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA0087110  Muhlenbergia microsperma Steven A. Junak 2001-5-5 SCa- 1516 Los Angeles Santa Catalina Island. N side of Middle Ranch Canyon. 432 Comment
  RSA755834  Muhlenbergia rigens R. G. Swinney 2008-10-7 9481 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak 1622 Comment
  UCR223566  Muhlenbergia rigens R. G. Swinney 2009-6-3 11050 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA584908  Muilla maritima Timothy S. Ross 1992-5-8 6294 Los Angeles San Gabriel Mts: San Antonio Canyon; upper N side of Hog Back. 1183 Comment
  CAS-BOT-BC327746  Munzothamnus blairii Charles Burch 1963-12-8 s.n. Los Angeles San Clemente Island. First canyon S of Seal Cove Comment
  SBBG108991  Munzothamnus blairii S. A. Junak 1996-10-1 SCl 695 Los Angeles middle portion of Horse Cyn, ca. 1.7 mi SW of Thirst 304 Comment
  SBBG95935  Munzothamnus blairii M. B. Dunkle 1939-11-24 8675 Los Angeles SE rim above Mosquito Harbor Comment
  LA205963  Myoporum laetum J. Sauer; S. Modry 1969-1-31 4370 Los Angeles Point Dume Comment
  RSA0010803  Myoporum laetum Scott D. White 1995-3-15 2575 Los Angeles Malibu. Upslope from Winter Canyon, near Pepperdine Univ., N of Pacific coast Hwy., E of Malibu cyn. rd., SW of Malibu Civic Center Way. 91 Comment
  SEINET11261146  Myoporum laetum Timothy S. Ross 1992-3-28 6058 Los Angeles Palos Verdes Peninsula. Rancho Palos Verdes, lower Altamira Canyon (first small canyon NW of Portugeuse Point). San Pedro USGS 7.5' quad.; 0 15 Comment
  LA210908  Najas guadalupensis Arthur C. Gibson; 2008-9-7 5390 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Rocky Oaks. Comment
  RSA421149  Nama demissa Bonnie C. Templeton 1930-4-8 1039 Los Angeles West of Laneaster Mohave Desert. 450 Comment
  RSA463267  Nassella cernua A. C. Sanders 1988-2-3 7603 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  CAS-BOT-BC259916  Nassella lepida Carl B. Wolf 1932-5-10 3535 Los Angeles Santa Catalina Island. 100 yards SE of summit of Equestrian Trail, back of Avalon 304 Comment
  SFV21456  Nassella lepida L. Gross 2001-5-28 413 Los Angeles Verdugo Mountains Northeast side of mountains. Start from dead end street (Mesa Lila Road) in Verdugo City. Along ridge between Henderson and Engleheard Canyons. 549 Comment
  UCD87808  Nassella lepida A. A. Beetle 1946-4-20 4232 Los Angeles Palos Verdes Hills, near Los Angeles. Comment
  RSA0034460  Nassella lepida Ron Martinolich 1991-5-14 76 Los Angeles Los Angeles, Muholland Drive, 1.7 mi. west of intersection with Encino Hills Dr. Comment
  RSA469885  Navarretia atractyloides var. hamata Geo L. Moxley 1915-6-14 348 Los Angeles Vacant lot of E. Ave. 54 nr. Arroyo Seco, Los Angeles Comment
  SBBG31335  Navarretia hamata R. F. Thorne 1966-4-6 Los Angeles old quarry W of Empire Landing 91 Comment
  JEPS4103  Navarretia hamata subsp. hamata Rimo Bacigalupi with G. T. Robbins, L. R. Heckard 1953-6-15 4196 Los Angeles 5.7 mi e Little Tujunga Canyon road junction with State Highway 118 (along Little Tujunga Canyon road); San Gabriel Mountains 609 Comment
  UC729461  Navarretia hamata subsp. leptantha Carl B. Wolf 1932-5-10 Los Angeles back of Avalon (along The Equestrian Trail); Santa Catalina Island 259 Comment
  LA81928  Navarretia mitracarpa O. H. Kappler; 1944-6-11 676 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC73658  Navarretia prostrata Rev. J. C. Nevin 1900-1 Los Angeles Compton Comment
  SEINET10464912  Nemacladus glanduliferus var. orientalis Jones Jones s.n. Los Angeles Los Angeles Comment
  RSA611519  Nemacladus sigmoideus L. C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1158 Comment
  SFV16164  Nemophila menziesii P. A. Krueger 1994-5-14 30 Los Angeles San Gabriel Mountains 1 miles west on 2N23 from Newcomb's Saddle._x000B_ 950 Comment
  UC1426018  Nemophila menziesii Donald R. Bissing 1973-3-29 32 Los Angeles Evey Canyon San Gabriel Mountains, Evey Canyon (0.3 mi from mouth canyon, San Gabriel Mountains) 713 Comment
  POM3739  Nemophila menziesii C. F. Baker 1909-4-19 5292 Los Angeles Claremont. Comment
  UC1871057  Nemophila menziesii var. integrifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4789 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  LA210901  Nemophila menziesii var. menziesii Arthur C. Gibson; Barry A. Prigge 2009-3-11 5389 Los Angeles HOLLYWOOD HILLS, Along service road in central Griffith Park. Comment
  UCR185394  Nemophila parviflora A. C. Sanders, T. B. Salvato 2007-4-25 33547 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  JEPS86194  Nemophila spatulata L. R. Heckard 1971-5-25 2582 Los Angeles nw Chilao Flat (near Horse Flat Campground, San Gabriel Mts.); San Gabriel Mts., nw of Chilao Flat, nr Horse Flat Campgroun 1706 Comment
  RSA702694  Nicolletia occidentalis Scott D. White, Michael Honer 2004-3-30 9952 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of Four Points 838 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
  UCSB13349  Nicotiana attenuata Breedlove, Dennis 1961-8-4 Los Angeles intersection between Big Pines Highway and Largo Vista Road; E slope of San Gabriel Mtns Comment
  RSA651997  Nicotiana glauca Tom Kawakami 1948-2-15 s.n. Los Angeles Ganesha Park, Pomona. Comment
  UCSC000651  Nicotiana glauca F. H. Raymond 1930-1-29 43 Los Angeles Calabasas, Santa Ynez Canyon 122 Comment
  UC68731  Nicotiana quadrivalvis H. M. Hall 1905-7-23 6711 Los Angeles San Francisquito Canyon 762 Comment
  SEINET10818931  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3934 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  CAS-BOT-BC508625  Nothoscordum gracile Scott D. White 1996-4-13 3929 Los Angeles Geneva Ave., north of San Jose, south of Arrow Hwy.; west of Indian Hill, east of Towne, USGS Ontario quad. 323 Comment
  RSA9868  Oenothera californica Fay A. MacFadden 1933-05 10996 Los Angeles Verdugo Mountains: Tujunga Wash near Radford St., Roscoe. Comment
  CDA5211  Oenothera laciniata John Dolan 1991-4-3 s.n. Los Angeles On botanic garden grounds, around the pond just southwest of the Plant Science Center, Claremont. 0 Comment
  RSA579240  Olea europaea Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7417 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA678128  Opuntia littoralis Valerie L. Soza, LeRoy Gross 2001-5-22 1241 Los Angeles Morgan Fire 2000 area, between Morgan and Wildwood Canyons, above Ferguson Motorway. 488 Comment
  POM302049  Orcuttia californica M. K. Bellue, Henson 1944-10 s.n. Los Angeles Old Municipal Airport, Rosecrans Avenue. Comment
  POM3337  Oreonana vestita I. M. Johnston 1917-7-4 1413 Los Angeles near summit of Baldy 2896 Comment
  RSA642028  Oreonana vestita Orlando Mistretta 1993-6-24 885 -A Los Angeles San Gabriel Mountains: Devils Backbone Ridge. [Near Mt Harwood] 2529 Comment
  RSA0116449  Orobanche R. G. Swinney 2010-9-21 13854 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  JEPS11668  Orobanche californica subsp. feudgei Frank W. Peirson 1921-7-3 2489 Los Angeles San Gabriel Mountains. Ridge south of Swartout Valley. Comment
  RSA747403  Orobanche fasciculata R. G. Swinney 2008-6-4 8948 Los Angeles Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  UCR270058  Orobanche fasciculata R. G. Swinney 2011-7-21 15541 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  CAS-BOT-BC502945  Orobanche vallicola D. L. Crawford 1916-7-8 547 Los Angeles Claremont: Blanchard Park Comment
  RSA0048361  Orthocarpus purpurascens S. Karlin s.n. Los Angeles Santa Monica Mountains. Comment
  RSA402066  Orthocarpus purpurascens N. C. Cooper 1945-5-1 2222 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA80243  Orthocarpus purpurascens var. pallidus F. W. Peirson 1951-3-7 334 Los Angeles Eagle Rock Valley Comment
  POM12329  Orthocarpus purpurascens var. pallidus F. L. Robinson 1921-5-18 80 Los Angeles Claremont. Comment
  UCR256157  Osmorhiza brachypoda R. G. Swinney 2010-6-4 13050 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  UC17204  Oxalis albicans subsp. californica H. P. Chandler 1897-3-14 Los Angeles San Dimas Canyon San Dimas 609 Comment
  SD39354  Oxalis corniculata Edith A. Purer 1931-2-11 70 Los Angeles Griffith Park Comment
  POM353412  Oxalis corniculata M. B. Dunkle 1933-4-14 3295 Los Angeles Long Beach. Comment
  SBBG114768  Oxalis corniculata subsp. corniculata R. Burgess, P. Munro 2000-9-15 4225 Los Angeles bluff on N side Hwy 1, 2 mi S of Sycamore Cyn; Santa Monica Mtns Nat Recreation Area 3 Comment
  RSA392905  Oxytheca parishii F. R. Fosberg, Joseph A. Ewan 1931-8-11 4949 Los Angeles Mt. Islip near Islip-Hawkins Divide 2287 Comment
  UCR192831  Oxytheca parishii R. G. Swinney 1998-7-6 6287 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  UC1595362  Oxytheca parishii var. parishii Tim Ross and Steve Boyd 1990-6-18 3456 Los Angeles vicinity Camp Verdugo Pines (n draw draining to Jackson Lake); Mescal Creek USGS 7.5' Quad., San Gabriel Mountains 1877 Comment
  UCR209914  Oxytheca parishii var. parishii R. G. Swinney 2008-7-25 9305 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
Read comments
Aug 25 2010
  RSA612201  Paeonia californica B. Campbell 1932-3-19 s.n. Los Angeles Los Alisos Canyon. Comment
  UCR108654  Paeonia californica L. C. Wheeler 1967-5-18 9609 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  POM366037  Panicum capillare Bonnie C. Templeton 1934-10-13 4797 Los Angeles Los Angeles River Comment
  RSA748325  Panicum capillare R. G. Swinney 2005-8-9 8413 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA611804  Parapholis incurva Steven A. Junak 1978-4-16 SCa- 52 Los Angeles Santa Catalina Island. Area between Catalina Harbor and Isthmus Cove. Comment
  CAS-BOT-BC403915  Parietaria hespera Martin A. Piehl 1962-6-10 62391 Los Angeles California Islands. Canyon east of Thirst. San Clemente Island 304 Comment
  RSA448006  Parietaria hespera var. californica M. B. Dunkle 1929-4-7 2090 Los Angeles White's Landing, Santa Catalina Island. Comment
  CAS-BOT-BC413410  Parietaria hespera var. hespera L. R. Abrams; I. L. Wiggins 1931-7-6 369 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  SDSU11315  Parietaria hespera var. hespera R. M Beauchamp 1967-6-3 556 Los Angeles Growing in seepage area on side of Horse Canyon. San Clemente Island. 366 Comment
  POM18268  Parietaria hespera var. hespera Philip A. Munz 1923-4-8 6602 Los Angeles San Clemente Island, east coast. Comment
  RSA715366  Parietaria judaica R. E. Riefner 2006-1-12 6 -13 Los Angeles South Coast: San Pedro, Point Fermin 13 Comment
  RSA509611  Paspalum dilatatum L. C. Wheeler 1966-10-25 9058 Los Angeles San Gabriel Mountains; 1/4 mi N of El Encanto. Comment
  UCR126242  Paspalum dilatatum A. C. Sanders 2003-3-14 25772 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  SEINET10682153  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 446 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #91B. in Honduras Comment
  RSA0063026  Pectocarya linearis subsp. ferocula LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7014 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
  HSC101285  Pectocarya penicillata R. G. Swinney 2009-4-28 10506 Los Angeles Transverse Range, San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  SBBG116302  Pectocarya penicillata R. Burgess, P. Munro 2002-5-6 5134 Los Angeles Hungry Valley Rd, 0.2 mi W of Smokey Bear Rd 853 Comment
  SD178182  Pectocarya penicillata A. C. Sanders, T. B. Salvato 2005-4-26 29708 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, Plum Canyon Rd. in Mint Canyon, northwest of Ferest Park and south of Cruzan Mesa. Fairly common in open areas along road. 594 Comment
  UCR255805  Pectocarya penicillata R. G. Swinney 2010-5-12 12751 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  SEINET2441553  Pectocarya setosa R. G. Swinney 2008-5-8 8789 Los Angeles San Gabriel Mtns.: West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. (Valyermo 7.5' Q.). 1264 Comment
  UCR205911  Pectocarya setosa R. G. Swinney 2008-5-8 8789 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  CAS-BOT-BC67716  Pellaea andromedifolia Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena Comment
  UCR272592  Pellaea andromedifolia R. G. Swinney 2011-10-27 15928 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  RSA329734  Pellaea andromedifolia var. andromedifolia Gary D. Wallace 1966-3-25 211 Los Angeles San Gabriel Mountains: Millard Canyon north of Pasadena. 915 Comment
  UCR23361  Pellaea mucronata John C. Roos 1942-3-7 1000 Los Angeles San Gabriel Mtns., Big Tujunga Canyon 457 Comment
  RSA686888  Pellaea mucronata subsp. californica L. L. Kiefer 1963-3-10 449 Los Angeles San Gabiel Mountains; Mount Baldy. Comment
  CAS-BOT-BC67574  Pellaea mucronata var. californica Larry Kiefer 1963-2-24 439 Los Angeles Small bluff along Snst. Pk Spur Rd., c. 150 yds. from w. entrance off Glendora Ridge Rd. 1219 Comment
  RSA17076  Penstemon centranthifolius Carl B. Wolf 1936-5-27 7836 Los Angeles Indian Canyon Camp, 2 mi off Soledad Canyon 915 Comment
  RSA412437  Penstemon centranthifolius Mildred R. Solomen 1931-7-16 s.n. Los Angeles Griffith Park. Comment
  OBI7907  Penstemon centranthifolius G. L. Parsons 1976-5-21 66 Los Angeles San Gabriel Mts., alongside rd, 5 mi SE of Valyermo Comment
  SFV16159  Penstemon centranthifolius P. A. Krueger 1994-5-2 6 Los Angeles San Gabriel Mountains 1 mile on 2N23 from Highway 2. On south facing slope. 1400 Comment
  UCSB9641  Penstemon grinnellii Robbins, G.; Bacigalupi, Rimo 1952-4-26 Los Angeles lower Kern River Canyon; about 5 miles west of junction of Calif. 178 with road leading to Democrat Hot Springs 883 Comment
  UCR138500  Penstemon grinnellii subsp. grinnellii L. C. Wheeler 1970-6-28 s.n. Los Angeles San Gabriel Mtns., Little Fish Fork, Fish Fork Camp 2012 Comment
  UC27460  Penstemon heterophyllus J. H. Barber 1897-6-26 195 Los Angeles Aliso Canyon Comment
  UC55371  Penstemon heterophyllus var. australis J. H. Barber 1898-7-24 Los Angeles Sepulveda Canyon Comment
  RSA580317  Penstemon heterophyllus var. heterophyllus Tim S. Ross, Steve D. Boyd 1994-5-25 7935 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  SBBG66594  Penstemon spectabilis M. N. Ackley -Mar-1928 Los Angeles Eagle Rock 243 Comment
  RSA699008  Penstemon spectabilis J. Russell Bruff 1928-7-4 s.n. Los Angeles Near Sunset Peak. Comment
  RSA607094  Penstemon spectabilis subsp. subviscosus Louis C. Wheeler 1932-7-2 905 Los Angeles Brown's Flat 1311 Comment
  RSA708557  Penstemon spectabilis subsp. subviscosus Valerie L. Soza, LeRoy Gross 2001-5-9 1200 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
  NY661220  Penstemon spectabilis var. subviscosus C. F. Baker 1903-7-20 3348 Los Angeles Claremont Comment
  RSA93285  Pentachaeta aurea F. W. Peirson 1222 Los Angeles Altadena. Comment
  LA210144  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-26 1782 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 0.5 mi from mouth. 60 Comment
  RSA687363  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-11-24 7341 Los Angeles Canyon head, Mosquito summit, San Clemente Island. Comment
  RSA459083  Perideridia parishii subsp. latifolia F. R. Fosberg, J. Ewan 1931-8-13 S 5585 Los Angeles Cienega , 0.5 mi. W of Windy Camp, north slope of Mt. Islip. 2300 Comment
  CAS-BOT-BC217830  Perideridia pringlei W. R. Dudley; F. H. Lamb 1896-6-17 4561 Los Angeles Side of Frazier Mountain, Mt. Pinos Region Comment
  OBI69342  Peritoma arborea John Knapp, Denise Knapp 2002-11-27 26 Los Angeles Santa Catalina Island 4 Comment
  CAS-BOT-BC73768  Peritoma arborea var. arborea L. R. Abrams; I. L. Wiggins 1931-7-7 406 Los Angeles Channel Islands - Santa Catalina Island Comment
  SBBG96681  Perityle emoryi S. Boyd with T. Ross, L. Arnseth 1990-4-7 4268 Los Angeles lower half of China Cyn Comment
  CATA240  Perityle emoryi Mark L. Hoefs, A. Douglas Propst 1973-5-4 237 Los Angeles Santa Catalina Island: By road above Cottonwood Canyon 60 Comment
  SFV2975  Phacelia M. L. Vincent 1962-5-19 245 Los Angeles Mojave Desert One mile from the Pearblossom turnoff to Valyermo. 975 Comment
  UCR270939  Phacelia brachyloba R. G. Swinney 2011-6-14 15142 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  CAS-BOT-BC134021  Phacelia cicutaria Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon, Santa Catalina Id. Comment
  LA38559  Phacelia cicutaria var. hispida Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  POM6433  Phacelia cicutaria var. hispida P. A. Munz, L. T. Street, Williams 1919-4-5 2432 Los Angeles Puddingstone Canyon, San Dimas. Comment
  UC1587644  Phacelia cicutaria var. hispida Tim Ross 1991-4-21 4558 Los Angeles risdgetop on n side Turnbull Canyon; Whittier Hills (Puente Hills, pro parte) 294 Comment
  POM9841  Phacelia cicutaria var. hispida P. A. Munz, R. D. Harwood 1920-3-13 3305 Los Angeles San Jose Hills, 1 mi. South of San Dimas. 305 Comment
  RSA427634  Phacelia cicutaria var. hispida N. C. Cooper 1949-10-12 2186 Los Angeles Tapia Park area, Santa Monica Mtns 610 Comment
  JEPS2294  Phacelia cryptantha Frank W. Peirson 1923-5-25 3529 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  UCR120600  Phacelia distans Steven R. Hill, K. Kramer 2001-4-22 33380 Los Angeles Southwestern Mojave Desert, South side of Calif. Hwy 138 (Pearblossom Hwy) just east of Palmdale and c. 1 mi west of Little Rock; W side of Little Rock Wash 860 Comment
  UCR220185  Phacelia distans R. G. Swinney 2009-4-7 10290 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA628033  Phacelia distans Louis C. Wheeler 1931-2-22 s.n. Los Angeles Sargents Grove: (vicinity of Claremont). Comment
  RSA640250  Phacelia distans Robert F. Thorne, C. W. Tilforth 1971-4-9 41543 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  SBBG11783  Phacelia douglasii H. and M. Dearing 1935-4-13 1476 Los Angeles Bouquet Cyn, near Palmdale Comment
  RSA0069365  Phacelia fremontii Dean W. Taylor 2003-3-26 18479 Los Angeles Vincent, ca. 1.5 air mile NW of Vincent electrical substation (along steel-tower electrical transmission line corridor); Soledad Pass vicinity. 1066 Comment
  RSA0091167  Phacelia fremontii R. G. Swinney 2011-5-12 14664 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
  UCR260004  Phacelia fremontii R. G. Swinney 2010-5-11 12629 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
  RSA427969  Phacelia grandiflora Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 200 Comment
  RSA497518  Phacelia grandiflora Walter Wisura 1989-6-7 4375 Los Angeles Roberts Canyon, off San Gabriel Canyon. Comment
  SEINET3246003  Phacelia imbricata R. G. Swinney 2009-1 10834 Los Angeles Transverse Range; San Gabriel Mtns.: Pechner Canyon, SE of community of Juniper Hills. 446 Comment
  RSA584594  Phacelia imbricata subsp. imbricata Tim S. Ross 1993-5-26 7315 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  UC1595450  Phacelia imbricata subsp. patula Tim Ross 1992-7-10 6648 Los Angeles between Coldwater and Wickiup Canyon (ne slope on s side of creek); San Gabriel Mountains, Big Tujunga Creek 969 Comment
  RSA587258  Phacelia longipes Orlando Mistretta 1994-5-13 1209 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  SEINET13276734 Image available Phacelia longipes R. G. Swinney 2011-1 14600 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  PASA1333  Phacelia minor Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  POM127603  Phacelia minor George B. Grant 1901-1 965 Los Angeles Mt. Lowe. 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
  RSA703211  Phacelia minor LeRoy Gross 2005-2-15 1405 Los Angeles Along ridgeline between Brand and Childs Canyons. South side of the Verdugo's. Near 715 Comment
  UC1611566  Phacelia minor Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4836 Los Angeles Parker Mountain Liebre Mountains, Acton 7.5' USGS Quadrangle (and ridge to sw, sw of Acton and nne of Ravenna, nw Los Angeles Co.) 1118 Comment
  UCR272642  Phacelia mohavensis R. G. Swinney 2011-6-7 15048 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  RSA428160  Phacelia ramosissima var. austrolitoralis I. M. Johnston 1917-6-10 1322 Los Angeles Playa del Rey. Comment
  CHSC35454  Phacelia ramosissima var. latifolia James Henrickson 1979-5-23 18180 Los Angeles Ca 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir, on floor of canyon along drainage. 411 Comment
  RSA584494  Phacelia ramosissima var. latifolia Tim S. Ross 1992-5-24 6426 Los Angeles Lower Brown s Gulch: W of San Gabriel Dam, on W side of Hwy 39. 479 Comment
  UC881134  Phacelia tanacetifolia I. W. Clokey and B. C. Templeton 1930-4-8 4659 Los Angeles w Lancaster 400 Comment
  RSA133784  Phacelia viscida H. J. Thompson 1959-4-12 1921 Los Angeles Santa Monica Mountains: 2 miles west of Las Virgenes Road, Mulholland Highway. 305 Comment
  CATA795  Phalaris aquatica Mark L. Hoefs, Robert Given 1991-6-12 1363 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 176 Comment
  RSA177702  Phalaris aquatica R. F. Thorne, P. Everett 1965-5-10 34514 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  POM1063  Phalaris lemmonii I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA726060  Phlox diffusa R. G. Swinney 1997-6-25 5632 Los Angeles San Gabrial Mtns.: west of Wrightwood, ca. 0.25 mi. east of Hwy 2, ca. 300 m N of Guffy Rd. (3N06) 2317 Comment
  RSA459259  Pholistoma auritum C. Epling 1930-4-10 s.n. Los Angeles Mandeville Canyon Comment
  UC880869  Pholistoma auritum F. R. Fosberg 1931-4-13 S 4592 Los Angeles right fork Pebble Beach Canyon; Santa Catalina Isl., Pebble Beach Canyon 30 Comment
  UCR143398  Pholistoma auritum F. R. Fosberg 1931-4-13 S- 4592 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach Canyon, right fork 290 Comment
  RSA678467  Pholistoma auritum Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 164 Los Angeles San Clemente Island. Loamy bench on south side of canyon. 274 Comment
  UCR240027  Phoradendron bolleanum R. G. Swinney 2009-11-13 11614 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  UC6070  Phoradendron densum J. H. Barber 1897-6-28 205 Los Angeles Kentucky Springs near Acton; Kentucky Springs Comment
  UC1971391  Phoradendron juniperinum subsp. libocedri Louis C. Wheeler 1946-8-25 6239 Los Angeles San Gabriel Mountains; Pine Flats, north end. Comment
  UCR206161  Phoradendron villosum R. G. Swinney 2008-6-4 8932 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  RSA434508  Phyla lanceolata I. M. Johnston 1917-6-10 1313 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA683961  Phyllospadix torreyi Arline Young 1968-1-27 s.n. Los Angeles Cabrillo Beach, San Pedro, Zone 4 Comment
  UCR23368  Pinus attenuata John C. Roos 1942-4-18 1049 Los Angeles San Gabriel Mtns, ridge c. 3 mi south of Charlton Flats, Angeles Crest Hwy Comment
  RSA384303  Pinus contorta Aloys Nicholson 1933-5-7 s.n. Los Angeles Malibu Canyon, Santa Monica Mountains. Comment
  RSA788823  Pinus flexilis Jane Tirrell 2012-7-10 LS 0099 Los Angeles At a saddle along Pacific Crest Trail approx. 0.75 mi west of Mt, Hawkins 2542 Comment
  UCR126640  Pinus halepensis A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-7 27156 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon 335 Comment
  UC215355  Pinus monophylla I. M. Johnston 1917-8-24 1722 Los Angeles N. Fk. of Little Creek San Antonio Mountains, N. Fk. of Little Creek 1981 Comment
  UCR280898  Pinus monophylla R. G. Swinney 2014-5-1 16310 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  UCR280397  Piperia Jeremiah George, Eric Kline 2017-4-17 417- 02 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  SBBG128782  Piptatherum miliaceum M. L. Hoefs 1995-5-23 2139 Los Angeles upper Middle Cyn 225 Comment
  SBBG119433  Plagiobothrys acanthocarpus S. D. White with S. Leatherman, D. Bramlet, A. Oneal, W. Sangkatavat 2001-4-24 8414 Los Angeles Grasshopper Cyn area near Castaic Lake 518 Comment
  CHSC95708  Plagiobothrys arizonicus LeRoy Gross 2005-4-28 2182 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  UCR99361  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-5-1 9653 B Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  RSA614333  Plagiobothrys arizonicus L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs Canyon Substation. Soledad Canyon just west of Angeles Forest Highway. 975 Comment
  IRVC28375  Plagiobothrys canescens A. C. Sanders, Tricia Wotipka 2003-4-28 26103 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  SBBG116998  Plagiobothrys canescens S. A. Junak 2001-5-3 SCa 1468 Los Angeles just N of Airport Rd, above head of Swain's (Swain) Cyn 408 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
  RSA0121220  Plagiobothrys nothofulvus Richard Kirtland 1928-3-28 14752 Los Angeles Palos Verdes Hills Comment
  RSA401964A  Plantago erecta Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA678135  Plantago indica Valerie L. Soza, Monica Acosta 2001-6-28 1305 Los Angeles Arroyo Seco near confluence with El Prieto Canyon, alongside FS Road 2N70. 366 Comment
  SBBG38235  Plantago lanceolata S. A. Junak with M. L. Hoefs, L. Stratton 1998-6-11 SCa 717 Los Angeles E side of Avalon Cyn, above golf course 134 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
  CDA6597  Plantago virginica R. L. Armacost 1973-4-17 2841 Los Angeles Northeastern Santa Monica. 0 Comment
  LA200743  Platanus racemosa Carl Epling; 1930-4-10 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR205943  Platanus racemosa A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37070 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  RSA18339  Platystemon californicus Carl B. Wolf 1926-5-1 493 Los Angeles 3 miles W of San Fernando Comment
  UC586877  Pleiacanthus spinosus Joseph Andorfer Ewan 1934-8-3 8320 Los Angeles n side Table Mt. (at head of Le Montaine Creek); San Gabriel Mts., Swartout Valley Region, Le Montaine Creek 2225 Comment
  SBBG31060  Pluchea odorata var. odorata R. F. Thorne 1966-9-15 36677 Los Angeles above Parson's Landing, NW end of island 45 Comment
  UC1070065  Pluchea sericea A. D. Gifford 1935-2-7 426 Los Angeles Mouth of Elizabeth Lake Canyon Tejon Quad. 396 Comment
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Jun 9 2014
  UC1211009  Pluchea sericea Huron H. Smith 1912-6-21 5121 Los Angeles s end Santa Catalina Isl. 518 Comment
  RSA92440  Poa annua F. W. Peirson 1918-04 1552 Los Angeles New York Drive, Altadena Comment
  RSA49403  Poa secunda P. A. Munz 1949-4-26 13087 Los Angeles Near Phelan, Mojave Desert 945 Comment
  RSA586348  Poa secunda Orlando Mistretta 1995-3-17 1551 Los Angeles Slopes southwest of Little Rock reservoir. On Emma section of Little Rock Creek Management Unit. 1219 Comment
  RSA630306  Poa secunda L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  UCSB45539  Poa secunda subsp. juncifolia John C. Roos and Lucille Roos 1951-5-27 5055 Los Angeles collected between Lancaster and Rosamond in then Mojave Desert Lancaster, Rosamond Comment
  CAS-BOT-BC236200  Poa secunda subsp. secunda G. B. Grant 1906-6-19 6911 Los Angeles Summit, Mount Wilson Comment
  LA33426  Poa secunda subsp. secunda Henry J. Thompson; 1959-3-27 1887 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  SBBG118677  Poa secunda subsp. secunda L. C. Wheeler 1967-5-15 9554 Los Angeles N side of Fremont Pass 541 Comment
  SBBG56795  Poa secunda subsp. secunda R. Hoffmann 1929-4-26 Los Angeles 5 mi W of Castaic Comment
  UC1132762  Poa secunda subsp. secunda A. D. Gifford 1935-3-17 447 Los Angeles 2 1/2 mi sw Red Mt; Angeles Nat'l Forest, Tejon Quadrangle 518 Comment
  UC926645  Poa secunda subsp. secunda Agnes Chase Apr 12 1910-Apr 15 1910 1184 Los Angeles Mt Wilson Comment
  UCR23663  Polycarpon tetraphyllum Alfred R. Roos 1958-5-2 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles Comment
  RSA65559  Polycarpon tetraphyllum F. W. Peirson 1945-6-15 s.n. Los Angeles Parking space at Anoakia School, Foothill Blvd. Arcadia or south of Sierra Madre. Comment
  CAS-BOT-BC167818  Polygala cornuta var. fishiae A. J. McC. 1893-7-29 168 Los Angeles Pasadena 1219 Comment
  POM2889  Polygala cornuta var. fishiae Theodore Payne 1917-08 3263 Los Angeles Crater Camp, Santa Monica Mountains? Comment
  RSA689870  Polypodium californicum J. A. Powell, C. B. Liter 1928-4-2 s.n. Los Angeles Avalon Valley, Santa Catalina Island. Comment
  SD84807  Polypodium californicum Reid Moran 1941-2-2 598 Los Angeles Middle Ranch, San Clemente Island Comment
  UC812487  Polypodium californicum Marcus E. Jones, A. M. 1882-2-27 Los Angeles Pasadena Comment
  UCR209583  Polypodium californicum F. R. Fosberg 1931-4-13 R- 87 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach Canyon, right fork 290 Comment
  UCSB62466  Polypodium californicum Kendall, M. 1921-1-30 Los Angeles San Jose Hills Comment
  CAS-BOT-BC71888  Polypodium californicum Henry J. Thompson 1959-2-20 1834 Los Angeles 0.5 mile above ocean, La Tuna Canyon 76 Comment
  RSA689959  Polypodium californicum Johnstone 1937-06 s.n. Los Angeles Angeles Crest Highway. Comment
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Jan 11 2007
  UCR187241  Polypogon interruptus A. C. Sanders 2006-5-16 32330 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  CATA1314  Polypogon viridis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2406 Los Angeles Santa Catalina Island: Lower Cape Canyon, just up from Middle Canyon 213 Comment
  CAS-BOT-BC410011  Populus X parryi Peter H. Raven; Henry J. Thompson 1959-9-6 14394 Los Angeles Santa Monica Mountains, near mouth of Malibu Creek 12 Comment
  CAS-BOT-BC102548  Populus fremontii Peter H. Raven 1958-3-23 11965 Los Angeles along Big Rock Creek near road 4.3 miles south of Pearblossom, San Gabriel Mountains Comment
  RSA0091800  Populus fremontii subsp. fremontii Bonnie C. Templeton 1957-4-27 s.n. Los Angeles Camp#4, Bouquet Canyon. Comment
  SBBG31328  Potentilla glandulosa R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles upper part of Middle Ranch Cyn 274 Comment
  RSA329648  Potentilla glandulosa subsp. ewanii Gary D. Wallace 1975-7-12 1445 Los Angeles Angeles National Forest: just W of Lodgepole Picnic Ground. West Fork Dorr Canyon at springs above road. 2311 Comment
  RSA35774  Potentilla glandulosa subsp. nevadensis F. W. Peirson 1922-7-5 5249 Los Angeles Big Pines Camp, north slope of San Gabriel Mountains, eastern Los Angeles Co. Comment
  UC12760  Prunus fasciculata J. Burtt Davy May 9 1896-May 24 1896 2479 Los Angeles back of Manjana (Antelope Valley); Antelope Valley Comment
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Apr 10 2012
  RSA453303  Prunus fasciculata var. fasciculata Christopher Davidson 1973-4-7 1901 Los Angeles Bob's Gap Rd., ca 3 mi toward desert, 3 mi south of Hwy. 138 (Pearblossom Hwy). 1098 Comment
  RSA14725  Prunus ilicifolia Fay A. MacFadden 1929-06 1072 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  UC1128425  Prunus ilicifolia F. H. Raymond 1930-1-28 34 Los Angeles Escondido Pass 487 Comment
  UCR95391  Prunus ilicifolia L. C. Wheeler 1966-11-19 9135 Los Angeles San Gabriel Mtns., Tunnel Bypass, 0.25 mi upstream from Dutch Louie Camp, Pacoima Canyon 716 Comment
  RSA451456  Prunus virginiana var. demissa Bonnie C. Templeton 1932-5-31 4851 Los Angeles Vincent Gulch, below Big Pines Camp. Comment
  UCR149522  Prunus virginiana var. demissa R. G. Swinney 1997-6-25 5653 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  JEPS23712  Pseudognaphalium biolettii Peter H. Raven 1959-3-15 13856 Los Angeles just e Zuma Beach (Point Dume); Santa Monica Mountains, Point Dume 9 Comment
  RSA750098  Pseudognaphalium biolettii R. G. Swinney 2008-4-30 8702 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  SD66913  Pseudognaphalium biolettii R. Mitchel Beauchamp 1967-3-18 286 Los Angeles San Clemente Island; in field between main road and Lemon Tank. Comment
  UCSB43767  Pseudognaphalium biolettii Nakashima, L. 1982-4-18 Los Angeles 1.8 miles south of Catalina airfield in Cottonwood Canyon on Santa Catalina Island 411 Comment
  CHSC57896  Pseudognaphalium californicum Blake A. Rowe 1986-6-30 33 Los Angeles Along the edges of Hwy 126, 1 km s of Canyon Country, Los Angeles. 250 Comment
  LA202100  Pseudognaphalium californicum Martha Hilend Kinsey; 1935-5-24 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  CAS-BOT-BC357458  Pseudognaphalium ramosissimum LeRoy Abrams 1904-9-2 4169 Los Angeles Elysian Park. Los Angeles Comment
  SD237325  Pseudognaphalium stramineum A. C. Sanders, Dan S. Cooper 2010-8-5 38579 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. Former oil field w/gravel service road remnants. 24 Comment
  JEPS22872  Pseudognaphalium thermale Rimo Bacigalupi with Reino Alava 1958-7-21 6448 Los Angeles Chilao Flat San Gabriel Mts., Angeles National Forest 1615 Comment
  UC1272458  Pseudotsuga macrocarpa J. A. Ewan 1934-8-8 8379 Los Angeles 1/4 mi above Big Cienga Camp (Mount Islip trail); San Gabriel Mountains 2057 Comment
  UCR149058  Pseudotsuga macrocarpa June Latting 1973-1-3 s.n. Los Angeles San Gabriel Mountains., Big Rock Creek site, Fenner Canyon 1707 Comment
  RSA0091100  Pterospora andromedea R. G. Swinney 2011-8-17 15656 Los Angeles Ridge to the imm. west of Lily Spring, c. 100 meters s. of SR 2 (Angeles Crest Hwy.), n. slope of Mt. Hawkins 2329 Comment
  RSA657161  Pterostegia drymarioides Joseph M. Keefe 1978-4-28 22815 A Los Angeles Verdugo Mountains; Henderson Canyon Creek, 0.5 Km west of Lockerbie Road on Whitting Woods Road, La Crescenta. 427 Comment
  RSA747734  Pterostegia drymarioides Scott D. White, J. Wood, J. Miner 2009-5-12 12698 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
  CAS-BOT-BC158659  Purshia tridentata var. glandulosa Le Roy Abrams; E. A. McGregor 1908-7-2 528 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  RSA451423  Purshia tridentata var. glandulosa N. C. Cooper 1948-4-21 2669 Los Angeles Little Rock. 762 Comment
  UC12830  Purshia tridentata var. glandulosa Dr. A. Davidson 1895-1 Los Angeles Antelope Valley Comment
  JEPS40266  Quercus George B. Grant Mar 1903 Los Angeles Sawpit Canyon Monrovia Comment
  SBBG32150  Quercus X macdonaldii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -220 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  SEINET7067001  Quercus agrifolia J. L. Crane, Payam M. Fallah 2003-7-9 Mar- 80 Los Angeles Along the Angeles Crest highway (Route 2). San Gabriel Mountains. Coordinate datum: NAD27. UTM Zone 11, 431889mE, 3803999mN. Comment
  RSA654433  Quercus berberidifolia Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 987 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough Canyon, NE side of peak ''2646''. 762 Comment
  RSA655777  Quercus berberidifolia LeRoy Gross 2000-10-28 304 Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain st. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road). 488 Comment
  SFV22026  Quercus berberidifolia V. Soza, I. E. Anderson, L. Gross 2000-6-6 987 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. Along Verdugo Mountainway east of junction with Stough Canyon Mountainway, above Stough canyon, northeast side of peak O'2646. North-northeast-facing slope above along fire near ridgetop. 762 Comment
  SFV6295  Quercus berberidifolia M. H. Grayum, D. Gillen 1974-5-31 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain, along main ridge road. 1029 Comment
  UCR252566  Quercus berberidifolia R. G. Swinney 2010-6-21 13259 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  LA46437  Quercus chrysolepis W. B. Welch; 1931-8-31 sn Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  UC1135368  Quercus chrysolepis A. Lewis Feb 1934 289 Los Angeles Indian Grove Angeles National Forest, San Fernando Quad. 1341 Comment
  UC72508  Quercus chrysolepis Geo. B. Grant Jul 1902 1085 Los Angeles Mt. Lowe Comment
  CAS-BOT-BC86404  Quercus dumosa Lester Rowntree 1938-3-15 s.n. Los Angeles Catalina Comment
  SD244717  Quercus dumosa David Keil 1986-9-27 19735 2 Los Angeles Along I-5, just south of Hungry Valley Road exit, roadside pullout 914 Comment
  UCR58160  Quercus dumosa Bill Wagner 1989-8-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northern Santa Monica Mtns, c. 0.5 mi. south of Hwy 101 on E and W sides of Kanan Road, NE of Ladyface Comment
  UCSC001117  Quercus dumosa Peter Kamb 1948-2-14 775 Los Angeles Santa Anita Canyon, San Gabriel Mountains 396 Comment
  JEPS37349  Quercus durata Theodore Payne 1907-11-5 2 Los Angeles San Gabriel Canyon San Gabriel Mts. 609 Comment
  RSA702911  Quercus durata var. gabrielensis Scott D. White, Michael Honer 2004-6-30 10546 Los Angeles San Gabriel Mountains: Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  CAS-BOT-BC94186  Quercus engelmannii Le Roy Abrams 1901-4-13 1490 Los Angeles Sierra Madre Comment
  POM285663  Quercus engelmannii Lyman Benson 1951-10-15 14804 Los Angeles 1400 Rancho Road, Arcadia. Santa Anita Oaks. 244 Comment
  UC630410  Quercus engelmannii Annetta Carter 1940-1-12 1492 Los Angeles e side of canyon at head of Baldwin Avenue (foothills of the San Gabriel Mountains); Sierra Madre, San Gabriel Mountains 320 Comment
  SFV6843  Quercus kelloggii T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 591 Los Angeles San Gabriel Mountains Adjacent to County Road N4 (Big Pines Highway), 2.2 miles east of Largo Vista Road. 1677 Comment
  UC1871098  Quercus kelloggii T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3871 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  UCD46731  Quercus kelloggii Robert F. Thorne; M. Z. Thorne 1966-8-29 36610 Los Angeles San Gabriel MTS., Angeles National Forest: Big Pines Recreation Area, dry slope above E end of Jackson Lake, on road from Big Pines to Valyermo. 1889 Comment
  UCR124697  Quercus kelloggii B. C. Templeton 1933-5-15 5136 Los Angeles San Gabriel Mtns., between Big Pines Park and Jackson Lake, Angeles National Forest 2000 Comment
  POM186315  Quercus lobata Louis C. Wheeler 1933-8-5 2050 Los Angeles Encino, S side San Fernando Valley. 229 Comment
  OBI14277  Quercus pacifica H. E. McMinn 1924-7-25 1307 Los Angeles Catalina Island Comment
  RSA476563  Quercus pacifica M. B. Dunkle 1928-10-14 2017 Los Angeles Santa Catalina Island, Renton Mine Road Comment
  SBBG24008  Quercus pacifica C. H. Muller 1953-5-2 Los Angeles upper end of Swain Cyn near ridge top Comment
  JEPS37662  Quercus tomentella W. L. Jepson 1908-7-12 3061 Los Angeles Catalina Island Comment
  RSA479372  Quercus tomentella Mark Hoefs 1974-9-25 562 Los Angeles West fork of Gallagher's Canyon, Santa Catalina Island. 160 Comment
  CAS-BOT-BC104852  Quercus wislizeni Timothy S. Ross; Steve Boyd 1995-6-28 8621 Los Angeles Liebre Mountains. Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 737 Comment
  UCR223193  Quercus wislizeni R. G. Swinney 2009-7-22 11300 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UC150026  Ranunculus californicus LeRoy Abrams 1903-3-8 3104 Los Angeles Inglewood Comment
  POM303769  Ranunculus californicus Lyman Benson 1948-4-25 12863 Los Angeles First summit southwest of Pomona, Brea Canyon Rd. San Jose Hills, mt. range; Pacific slope drainage area, Oak Woodland; north slope. 305 Comment
  RSA609516  Ranunculus californicus Louis C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, east of Glendora. Comment
  CAS-BOT-BC378865  Ranunculus californicus var. californicus Geo. B. Grant 1902-6-1 1109 Los Angeles Lincoln Park Comment
  CAS-BOT-BC378873  Ranunculus californicus var. californicus Marcus E. Jones 1882-5-3 3220 Los Angeles Pasadena Comment
  RSA250078  Ranunculus cymbalaria var. saximontanus Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42186 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault). 1570 Comment
  RSA603392  Ranunculus hebecarpus Louis C. Wheeler 1975-5-14 s.n. Los Angeles San Gabriel Mountains: Head of East Fork Little Tujunga. Comment
  RSA0116328  Raphanus sativus Steven A. Junak 1999-5-21 SCa- 1000 Los Angeles Santa Catalina Island. Goat Harbor, above E end of beach. 6 Comment
  RSA136598  Rhamnus californica C. F. Baker 1908-7-20 3443 Los Angeles Claremont. Comment
  RSA652639  Rhamnus californica Marion P. Harthill 1974-4-22 1670 Los Angeles Mojave Hwy. and N4. Comment
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Jan 4 2012
  UCR132301  Rhamnus californica John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, just east of Jet Prop. Lab., transect zero below diversion dam 366 Comment
  CAS-BOT-BC59936  Rhamnus crocea L. R. Abrams 1912-7-11 4918 Los Angeles Near Sugar Loaf Valley. Comment
  OBI44797  Rhamnus ilicifolia David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20057 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA390830  Rhamnus ilicifolia Robin S. Collins 1973-4-9 233 Los Angeles Angles National Forest, San Gabriel Mts.: R13W T3N, Trail Cyn. 610 Comment
  RSA584061  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1991-4-25 4604 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA669157  Rhamnus ilicifolia LeRoy Gross, Naomi Fraga 2002-4-4 523 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road,, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 411 Comment
  RSA7839  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2179 Los Angeles On the Newhall Grade, just north of point where the Los Angeles Aqueduct crosses the highway. Comment
  SBBG26915  Rhamnus ilicifolia W. R. Dudley, F. H. Lamb 1896-6-7 Los Angeles Kings Cyn, Antelope Valley Comment
  UCR119287  Rhamnus ilicifolia A. C. Sanders, D. Malueg 1998-6-22 22050 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  SEINET11244036  Rhamnus ilicifolia G. B. Grant 1115 Los Angeles Garvanza. Comment
  CAS-BOT-BC59794  Rhamnus pirifolia June Giddings 1884-8-1 s.n. Los Angeles Santa Catalina Island - summit. Comment
  RSA390866  Rhamnus pirifolia F. R. Fosberg 1931-7-16 S 5605 Los Angeles Gallagher's Canyon, right fork; Santa Catalina Island. 50 Comment
  UC1184982  Rhamnus pirifolia Huron H. Smith 1912-5-29 5026 Los Angeles Summit Road, Santa Catalina Island Santa Catalina Island 396 Comment
  UCR167508  Rhamnus tomentella subsp. cuspidata Scott D. White, A. Warniment 2005-9-9 11222 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  CAS-BOT-BC167909  Rhus integrifolia G. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  CATA1464  Rhus integrifolia Mark L. Hoefs, Robert F. Thorne 1996-4-6 2649 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  HSC12406  Rhus integrifolia Wendell Wood 1970-6-24 41 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  POM193464  Rhus integrifolia F. W. Peirson 1925-2-22 240 Los Angeles Point Fermin Comment
  POM219988  Rhus integrifolia F. R. Fosberg 1932-5-7 8160 Los Angeles Santa Catalina Island. Grand Canyon below Upper Falls. 130 Comment
  RSA0080736  Rhus integrifolia R. G. Swinney 2010-4-23 12365 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA534142  Rhus integrifolia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5057 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  SBBG13116  Rhus integrifolia E. R. Blakley 1962-6-9 5198 Los Angeles cyn W of rd, 2.5 mi N of China Pt 167 Comment
  SEINET12235088  Rhus integrifolia Unknown 1936-1 12671 Los Angeles on road to Mt. Wilson Comment
  CAS-BOT-BC167939  Rhus ovata Vernon Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  POM182355  Rhus ovata Joseph A. Ewan 1931-10-24 5292 Los Angeles Talus slope in full sun East Fork Dume Canyon. 549 Comment
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May 8 2014
  RSA0084951  Rhus ovata R. G. Swinney 2010-6-4 13041 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA386376  Rhus ovata I. W. Clokey, B. Templeton 1929-04 4431 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA535894  Rhus ovata T. S. Ross 1991-9-2 5938 Los Angeles near Mulholland Hwy at Yerba Buena Rd. 541 Comment
  RSA653520  Rhus ovata LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 282 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  RSA655939  Rhus ovata James Henrickson 2000-4-15 20709 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  RSA76940  Rhus trilobata F. W. Peirson 1919-5-10 418 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains 915 Comment
  UC1584258  Rhus trilobata Tim Ross, Steve Boyd 1990-6-6 2832 Los Angeles Green Valley Pasture; San Francisquito Canyon 926 Comment
  UC1871162  Rhus trilobata T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3973 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  CAS-BOT-BC433171  Ribes Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  CAS-BOT-BC92294  Ribes amarum Le Roy Abrams 1901-4-13 1508 Los Angeles Wilsons Trail. 609 Comment
  RSA279074  Ribes aureum var. gracillimum Robert F. Thorne 1971-4-9 41527 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  RSA503445  Ribes aureum var. gracillimum Louis C. Wheeler 1967-5-2 9279 Los Angeles San Gabriel Mountains. North side foothills ca. 0.3 mi. west of LA Aqueduct, just south of San Clarito Hospital. Baker Ranch on Los Angeles County firearms closure map. 396 Comment
  RSA598107  Ribes aureum var. gracillimum Steve Boyd, Lauren Raz 1997-3-4 9154 Los Angeles Liebre Mountains region, Mint Canyon, just southwest of Sleepy Valley, south of Rowher Canyon along Sierra Highway. 671 Comment
  UCR231784  Ribes aureum var. gracillimum Darren T. Hasegawa 2007-4-8 s.n. Los Angeles San Gabriel Mtns. Area, Pasadena, adjacent to Rose Bowl 256 Comment
  UCR78123  Ribes aureum var. gracillimum Wandalee Thompson 1964-4-11 4 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  CAS-BOT-BC93101  Ribes californicum var. hesperium Alice Eastwood 1919-5-29 8964 Los Angeles San Gabriel Canyon. Comment
  CLARK-A1528-4120  Ribes californicum var. hesperium John C. Roos 1966-2-4 Los Angeles Claremont Comment
  LA50715  Ribes californicum var. hesperium C. & M. Epling; 1925-5-18 sn Los Angeles Santa Monica Mountains, Griffith Park 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
  CAS-BOT-BC6180  Ribes grantii George Bernard Grant; William Wheeler 1904-5-17 6241 Los Angeles Mt. Wilson 1828 Comment
  RSA602401  Ribes indecorum Louis C. Wheeler 1946-12-14 6453 Los Angeles San Gabriel Mountains: San Dimas Canyon. 503 Comment
  UC11550  Ribes indecorum W. H. Brewer 1861-2-16 200 Los Angeles San Fernando Valley Comment
  CAS-BOT-BC173412  Ribes malvaceum James R. Shevock 1974-5-16 3462 Los Angeles Along Templin highway off of Interstate 5. Angeles National Forest 914 Comment
  LA200839  Ribes malvaceum Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA0088263  Ribes malvaceum R. G. Swinney 2010-3-14 11894 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  RSA0106823  Ribes nevadense R. G. Swinney 2011-7-29 15569 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  UCR124427  Ribes nevadense B. C. Templeton 1932-5-31 4901 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SEINET12221491  Ribes parishii C. H. Johnson, Wyckoff, S. N. 1921-2-19 98 Los Angeles El Monte Comment
  RSA575561  Ribes roezlii R. G. Swinney 1994-6-12 2886 Los Angeles Sheep Mtn Wilderness, Prairie Fork Canyon, 2.1 miles SE of jct of FS road 3N06 and 3N39, at road 3N39, S of road 2195 Comment
  CAS-BOT-BC144442  Ribes speciosum Ernest Braunton 1902-5-27 362 Los Angeles Sherman Comment
  CDA989  Ribes speciosum D. G. Kelch 1991-3-24 1341 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  LA50714  Ribes speciosum Leo Boyd; 1953-4-3 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  RSA580950  Ribes speciosum Catherine A. Mish 1995-2-17 5 Los Angeles Santa Monica Mtns, Hollywood Reservoir. 250 Comment
  LA210277  Ribes speciosum s.n. Los Angeles Botany III Comment
  CAS-BOT-BC207166  Ricinus communis John H. Thomas 1957-3-9 6495 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 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
  RSA594938  Robinia pseudoacacia Steve Boyd, Lauren Raz 1996-10-8 9003 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 0.9 miles south of junction with Forest Service Road 6N08. 561 Comment
  UCD96084  Romneya coulteri Linda Kianian; Gwenda Lynn 1995-5-10 9 Los Angeles gelndance, abandoned lot on Torress Road. 182 Comment
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Nov 19 2015
  CLARK-A1528-3418  Romneya trichocalyx Art Whistler 1966-5-1 Los Angeles Comment
  SEINET11261960  Rorippa curvisiliqua Louis C. Wheeler 1949-6-22 6707 Los Angeles Altadena. Devil's Gate Dam.; 0 321 Comment
  CAS-BOT-BC147486  Rosa californica W. R. Dudley; F. H. Lamb 1896-6-8 4396 Los Angeles Kings Canyon, Liebre Mountains Comment
  POM155775  Rosa californica M. B. Dunkle 1928-7-10 1991 Los Angeles Middle Ranch Gorge 30 Comment
  RSA679200  Rosmarinus officinalis Michael Denslow, LeRoy Gross 2003-5-12 1142 Los Angeles Along Rincon Red Box Road (2N24.1) near intersection with Valley Forge Canyon. 1250 Comment
  CAS-BOT-BC158823  Rubus ursinus Tim Ross; Steve Boyd 1991-4-25 4590 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River) - San Gabriel Mtns. 557 Comment
  CATA965  Rubus ursinus Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1831 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below junction of road to Ben Weston Beach 153 Comment
  UCR258582  Rubus ursinus R. G. Swinney 2010-4-23 12361 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  LA211122  Rumex Arthur C. Gibson; Tarja Sagar 2009-6-30 5259 Los Angeles SANTA MONICA MOUNTAINS, SMMNRA Peter Strauss. Comment
  RSA0019896  Rumex acetosella Orlando Mistretta, Youssef Atallah 2011-8-16 6034 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  RSA466035  Rumex acetosella Anstruther Davidson 1892-05 s.n. Los Angeles nr: Pasadena. Comment
  RSA729828  Rumex californicus R. G. Swinney 1998-7-6 6270 Los Angeles San Gabriel Mtns.: near mouth of Mescal Canyon, 2.7 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1488 Comment
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Jan 26 2014
  SBBG131596  Rumex conglomeratus S. A. Junak 1999-7-15 SCa 1029 Los Angeles Bulrush Cyn 237 Comment
  RSA0106881  Rumex conglomeratus Steven A. Junak, Mark Hoefs, Misty Gay, Jeff Chapman 1997-6-5 SCa- 428 Los Angeles Santa Catalina Island. Deer Valley Reservoir (also called Summit Reservoir), ca. 1.5 road miles E of Isthmus on S side of main road. 155 Comment
  RSA466051  Rumex conglomeratus F. R. Fosberg 1930-6-23 S 2960 Los Angeles Del Rey, 2 Comment
  UCR100621  Rumex crispus B. G. Pitzer 1996-5-5 2866 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA482520  Rumex crispus Richard Noyes, L. Arnseth 1988-4-30 505 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  HSC17614  Rumex hymenosepalus C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  RSA466086  Rumex maritimus Robert Gustafson 1981-4-29 2222 Los Angeles Ballona Wetlands, Area 2. Comment
  CAS-BOT-BC433660  Rumex obtusifolius Joseph Andorfer Ewan 1932-7-4 7573 Los Angeles Millards Canyon, just below the falls. San Gabriel Mts. Comment
  UC1201962  Russelia equisetiformis Miss K. D. Jones 1921-7-1 Los Angeles Howard & Smith Comment
  SD80056  Sagina decumbens subsp. occidentalis C. W. Tilforth 1970-4-9 255 Los Angeles Rancho Santa Ana Botanic Garden, Claremont Comment
  RSA33800  Salicornia virginica N. C. Cooper 1942-11-8 891 Los Angeles Wilmington. Comment
  CAS-BOT-BC103147  Salix bonplandiana Geo. B. Grant 1902-1-1 s.n. Los Angeles [Morenjo Canon] Marengo Canyon, Pasadena Comment
  CAS-BOT-BC103170  Salix bonplandiana Mrs. H. P. Bracelin; F. R. Fosberg 1931-10-11 568 Los Angeles Lower Topanga Canyon, Santa Monica Mountains 15 Comment
  SJSU254  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles Lower Gabriel Canyon c. 9.5 km above Azusa 304 Comment
  UCR276968  Salix exigua R. G. Swinney 2010-6-1 13143 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA618762  Salix gooddingii Louis C. Wheeler 1976-1 s.n. Los Angeles Dominguez Hills. Comment
  POM48311  Salix laevigata Philip A. Munz 1925-2-22 9344 Los Angeles Santa Susanna. Comment
  SBBG59068  Salix laevigata R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  SD1033  Salix laevigata Carl W. Sharsmith 1932-1-17 11 Los Angeles Lower San Gabriel Canyon, about 9.5 km above Azusa 299 Comment
  UCD111119  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon, Santa Monica Mts. Comment
  UCR124591  Salix laevigata B. C. Templeton, I. W. Clokey 1930-4-8 1042 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  POM182043  Salix lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles Bottom of Topanga Canyon. 225 Comment
  POM306256  Salix lasiolepis Henry J. Ramsey, Henry J. Ramsey 1938-1-2 1364 Los Angeles Eaton Canyon Park, Altadena. Comment
  POM50105  Salix lasiolepis L. W. Nuttall 1921-1-30 1061 Los Angeles Grand Canyon, Santa Catalina Island. Comment
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Jun 5 2014
  RSA0115703  Salix lasiolepis Andrew C. Sanders 2008-4-23 35083 Los Angeles Transverse Range; western San Gabriel Mtns.: upper Cow Spring Canyon. 1130 Comment
  RSA167823  Salix lasiolepis Robert F. Thorne, Percy C. Everett 1964-2-7 33490 Los Angeles Santa Catalina Island. Upper end of lake, Middle Canyon Ranch. 198 Comment
  SEINET13383056 Image available Salix lasiolepis R. G. Swinney 2011-1 15318 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  UC492357  Salix lasiolepis F. R. Fosberg 1931-1-26 7172 Los Angeles at top of grade between Calabasas and Agoura 285 Comment
  UCR194059  Salix lasiolepis R. G. Swinney 1999-5-22 7204 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  CAS-BOT-BC107543  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-1-17 7 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  CAS-BOT-BC128514  Salix lasiolepis var. lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Santa Monica Mountains - Agoura (Picture City) Comment
  RSA127777  Salsola tragus P. H. Raven, H. J. Thompson 1959-6-4 14335 Los Angeles Dune grassland behind Point Dume. 43 Comment
  RSA0069769  Saltugilia australis LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6987 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
  POM308199  Saltugilia splendens subsp. grantii Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3003 Los Angeles Altadena, San Gabriel Mts., Soldier's Creek. Comment
  RSA754010  Saltugilia splendens subsp. grantii D. W. Foster s.n. Los Angeles Angeles National Forest, San Gabriel Mts., N3, Tie Cyn 1555 Comment
  RSA145221  Salvia apiana Alice Ann Webb 1961-2-9 767 Los Angeles Johnson's Pasture, Claremont, Mt. Range - San Gabriel. 457 Comment
  RSA401634B  Salvia apiana William Emboden 1970-6-12 10 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  SFV15600  Salvia apiana K. C. Molina, K. L. Garrett 1992-5-2 5 Los Angeles San Fernando Valley Tujunga Wash, 0.5 km northwest of Wescott Ave. In gravel washbed. 385 Comment
  RSA411311  Salvia apiana N. C. Cooper 1949-6-29 4371 Los Angeles San Gabriel Canyon. 457 Comment
  RSA0105747  Salvia columbariae R. G. Swinney 2011-7-7 15429 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA652872  Salvia columbariae Ron Martinolich 1991-5-14 70 Los Angeles Los Angeles, Muholland Drive, 0.4 miles west of intersection with Encino Hills Drive, in gully 30 feet outh of road. Comment
  SFV4254  Salvia columbariae W. A. Emboden, Jr. May 1964 s. n. Los Angeles Santa Monica Mountains Las Flores Drive. Comment
  UCR270522  Salvia columbariae R. G. Swinney 2010-4-13 12182 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  UCR96306  Salvia columbariae B. G. Pitzer 1996-4-20 2699 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
  RSA0110572  Salvia dorrii Richard G. Swinney 2011-4-19 14409 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  SBBG20203  Salvia dorrii var. dorrii M. A. Piehl 1963-5-18 63307 Los Angeles foothills just N of Godde Pass 914 Comment
  OBI44789  Salvia dorrii var. pilosa David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20048 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  UC1124692  Salvia dorrii var. pilosa G. T. Nordstrom 1935-1-8 309 Los Angeles 5.7 mi ne Bear Mtn.; Tejon Quad. 914 Comment
  PASA486  Salvia mellifera Sally Ellis 1939-5-5 Los Angeles Baseline Comment
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Nov 20 2014
  RSA434130  Salvia mellifera Betty Munson 1940-4-21 s.n. Los Angeles Bouquet Canyon. Comment
  RSA583048  Salvia mellifera Tim S. Ross 1993-4-22 6893 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); southerly coastal slope of 1320 m SE of Cactus Peak summit. 351 Comment
  RSA708686  Salvia mellifera Valerie L. Soza, Miriam Sidibeh 2003-3-26 1601 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  RSA714193  Salvia mellifera Valerie L. Soza, Miriam Sidibeh 2003-3-26 1618 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UC440462  Salvia mellifera Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  RSA8276  Salvia spathacea P. A. Munz, R. D. Harwood 1920-5-17 3972 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  UCR124447  Salvia spathacea I. W. Clokey, B. C. Templeton 1929-1 4481 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA131331  Sambucus mexicana T. Hoshizaki 1959-05 s.n. Los Angeles Above Fern Dell, Griffith Park, Santa Monica Mountains. Comment
  RSA477570  Sambucus mexicana E. A. McGregor 1963-8-20 s.n. Los Angeles Whittier. Comment
  RSA460825  Samolus parviflorus Louis Greata 1900-9-16 s.n. Los Angeles Los Angeles. Comment
  SBBG106886  Sanguisorba minor M. L. Hoefs, R. F. Thorne, J. Takara, M. Gay 1995-7-27 2504 Los Angeles just below lower Bullrush Reservoir 281 Comment
  POM158327  Sanicula arguta M. B. Dunkle 1928-3-31 1775 Los Angeles Santa Catalina Island: Campo Blanco [El Rancho Escondido]. Comment
  UC1177568  Sanicula arguta Reid Moran 1959-3-9 7160 Los Angeles 1 mi n of Eel Point (San Clemente Island); San Clemente Island 20 Comment
  UCR64300  Sanicula arguta S. J. Myers 1990-4-3 s.n. Los Angeles Powder Canyon, in the City of La Habra Heights 245 Comment
  POM7029  Sanicula bipinnata P. A. Munz, L. T. Street, G. Williams 1919-4-5 2415 Los Angeles Puddingstone Canyon. San Dimas. 259 Comment
  CATA1459  Sanicula crassicaulis Mark L. Hoefs, Robert F. Thorne 1996-4-6 2643 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  CATA183  Sanicula crassicaulis Mark L. Hoefs, A. Douglas Propst 1973-4-6 152 Los Angeles Santa Catalina Island: Middle of Cape Canyon 304 Comment
  UC1400363  Sanicula crassicaulis Robert F. Thorne 1971-4-2 41434 Los Angeles n of Mountain Avenue (San Gabriel Mts, Claremont, Johnson's Pastures); San Gabriel Mts, Claremont, Johnson's Pastures 548 Comment
  UCR272963  Sarcodes sanguinea R. G. Swinney 2011-7-29 15588 Los Angeles San Gabriel Mountains, ridge immediately west of Lily Spring, c. 100 m. south of Hwy 2/ Angeles Crest Hwy, north slope of Mt. Hawkins 2317 Comment
  RSA702943  Schedonorus arundinaceus Scott D. White 2004-8-20 10728 Los Angeles Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  SBBG18230  Schismus arabicus M. A. Piehl 1963-5-30 63496 Los Angeles Rocky Pt Cmpgrd, Little Rock Reservoir, ca. 5.5 mi SW of Little Rock Comment
  UCR126620  Schoenoplectus americanus A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27141 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  SEINET7591827 Image available Schoenoplectus pungens Steve Boyd 1996-1 8826 Los Angeles LiLiebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 469 Comment
  RSA651584  Scirpus microcarpus Marion P. Harthill 1974-5-23 1513 Los Angeles Crystal Lake Rd., Rt. 39. 1097 Comment
  SEINET13203261 Image available Scrophularia californica R. G. Swinney 2011-1 14612 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  LA200885  Scrophularia californica subsp. californica Jonathan Sauer; H. Walter 1973-5-31 5537 Los Angeles SANTA MONICA MOUNTAINS, crest of Santa Monica Mountains above Brentwood. Comment
  RSA658837  Scrophularia californica subsp. floribunda J. S. Burns 1992-5-11 17 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest 762 Comment
  SD69531  Scrophularia villosa Robert F. Thorne 1966-4-5 35797 Los Angeles Santa Catalina Island; SW of and near Empire Landing 152 Comment
  RSA97633  Scutellaria austiniae R. M. Straw 1954-6-16 618 Los Angeles Horse Flats Road, off Angeles Crest Hwy, Angeles National Forest. Comment
  CAS-BOT-BC341087  Scutellaria mexicana Roxana S. Ferris 1918-6-12 936 Los Angeles 5 miles south of Lancaster Comment
  CAS-BOT-BC341094  Scutellaria mexicana Timothy S. Ross 1991-4-27 4704 Los Angeles Black Butte: rocky easterly and northeasterly slopes 1082 Comment
  SBBG71564  Scutellaria mexicana Anstruther Davidson -Jun-1893 Los Angeles Acton Comment
  RSA0105011  Scutellaria siphocampyloides R. G. Swinney 2011-6-23 15298 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 Comment
  UCD125757  Scutellaria tuberosa Gerald Dickinson 1962-4-4 10 Los Angeles 1 mi. west of Topanga Canyon Road on Mulholland Rd, Santa Monica Mts. 356 Comment
  POM4113  Scutellaria tuberosa E. L. Brown 1893-04 s.n. Los Angeles Collected near Pasadena, Lincoln Park Comment
  RSA0025341  Sedum spathulifolium Anuja Parikh, Nathan Gale 2011-7-19 3568 Los Angeles TR, SnGb, West Fork San Gabriel River, 6.3 km W of State Highway 39 (San Gabriel Canyon Rd.) 595 Comment
  CAS-BOT-BC62038  Selaginella bigelovii John H. Thomas 1957-5-11 6754 Los Angeles San Gabriel Mountains, about 3 miles north of La Canada near Angeles Crest Highway 762 Comment
  IRVC26437  Senecio californicus A. C. Sanders, Mark Elvin 2003-3-5 25730 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
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Feb 19 2010
  UCR145186  Senecio flaccidus var. monoensis June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  SBBG79874  Senecio lyonii F. R. Fosberg 1931-3-27 4416 Los Angeles Pebbly Beach Rd 15 Comment
  RSA605907  Senecio mikanioides L. C. Wheeler 1968-12-15 s.n. Los Angeles San Gabriel Mountains: Millard Canyon at about the National Forest Boundary 1509 Comment
  UCR182381  Senecio triangularis R. G. Swinney 1997-7-22 5706 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCR209513  Senecio vulgaris Dan S. Cooper 2009-4-14 409- 35 Los Angeles Eastern Santa Monica Mtns., above Travel Town, Griffith Park 183 Comment
  UCR62106  Senecio vulgaris R. G. Swinney 1990-2-24 1513 Los Angeles San Gabriel Mtns, San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon Road, 1.5 mi. east of Glendora Mtn Road. East shoulder 473 Comment
  SFV21874  Senna artemisioides J. N. Hogue 2008-3-10 s. n. Los Angeles San Fernando Valley Sunland, Big Tujunga Wash, at north end of Sharon Ave. 350 Comment
  UCR73187  Senna didymobotrya Scott D. White 1992-10-9 940 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, base of mtns., just north of Pacific Coast Hwy, extending as far E as Malibu Creek. Bounded by the Civic Center Road; terminates on the W in vicinity of Malibu School 30 Comment
  UC1922956  Setaria parviflora LeRoy Gross 2007-5-16 2729 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southwest side of the range. Near end of Roscoe Blvd. that runs up into Chandler Canyon. Opposite side of street of 9960 address. Near 305 Comment
  SEINET10526757  Setaria parviflora David B. Dunn 1947-7-20 Dunn 2988 Los Angeles Collected at 316 North Avenue 50. Comment
  CAS-BOT-BC434379  Sidotheca trilobata Robert F. Thorne 1969-7-2 38221 Los Angeles San Gabriel Mts., Angeles National Forest: Charlton Flats burn (of 1954) 1600 Comment
  RSA596091  Silene antirrhina Timothy S. Ross, Steve Boyd 1995-6-28 8639 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  SFV4894  Silene coniflora M. H. Grayum 1971-5-3 s. n. Los Angeles Santa Monica Mountains Tapia Park. 150 Comment
  PASA1297  Silene gallica A. Carter 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  UCD98716  Silene gallica Justin M. Wood 2009-4-13 483 Los Angeles San Gabriel Mountains, above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 49 Comment
  UCR258895  Silene gallica R. G. Swinney 2010-4-30 12469 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  CAS-BOT-BC387009  Silene gallica Reid Moran 1941-3-16 705 Los Angeles Middle Ranch, Santa Catalina Island 200 Comment
  RSA477874  Silene gallica Anonymous s.n. Los Angeles Los Angeles Comment
  SD217260  Silene gallica Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4436 Los Angeles San Clemente Island; east side of island,Bryce Canyon near Malo Point. Comment
  SFV1223  Silene gallica M. L. Vincent 1963-4-25 319 Los Angeles Santa Monica Mountains Mulholland Highway, 0.25 miles east of Cornell Road. Comment
  SD87664  Silene verecunda subsp. platyota F. W. Peirson 1920-9-15 2284 Los Angeles North slope Baldy. 2820 Comment
  UC592749  Sinapis alba Carl B. Wolf 1936-5-10 7783 Los Angeles E of Whittier (near Michigan Ave., on N side of Whittier Blvd.) 106 Comment
  RSA230697  Sisymbrium altissimum R. F. Thorne, M. Z. Thorne 1969-7-10 38442 Los Angeles San Gabriel Mountains, Angeles National Forest: N of Jackson Lake 1860 Comment
  RSA428429  Sisymbrium irio Ida Lou Sayler 1942-4-19 s.n. Los Angeles Vacant lot, San Marino Comment
  RSA708616  Sisymbrium officinale Valerie Soza, LeRoy Gross 2001-5-9 1208 Los Angeles Southern San Rafael Hills: South of Scholl Canyon, Valle Vista fire road, west of junction with Scholl Canyon Road, ridgetop north of Hwy 134. 297 Comment
  RSA0062523  Sisymbrium orientale R. G. Swinney 2010-4-20 12301 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA0087864  Sisymbrium orientale R. G. Swinney 2010-6-21 13298 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  UCR205236  Sisymbrium orientale R. G. Swinney 2008-3-26 8568 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  SBBG133347  Sisymbrium orientale K. Klementowski 2008-2-19 SERG 109 -08 Los Angeles E side of Airport and E side of Perimeter Rd Comment
  LA24002  Sisyrinchium bellum Martha Hilend; 1929-4-30 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA133842  Sisyrinchium bellum H. J. Thompson 1959-5-31 2053 Los Angeles East of junction of Latigo Canyon Road with Mulholland Highway 518 Comment
  RSA79237  Sisyrinchium bellum G. R. Campbell 1952-6-28 17288 Los Angeles South slope Mt. (''Baldy'') San Antonio 2499 Comment
  RSA191356  Sisyrinchium bellum Robert F. Thorne, Mae Z. Thorne 1967-7-19 37193 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  RSA12646  Solanum americanum Carl B. Wolf 1934-8-16 6053 Los Angeles peat land on Bryant Ranch east of Long Beach. 700 ft. east of center of sect. 34; 950 ft. So. of No. line of Same. 6 Comment
  CHSC95861  Solanum douglasii LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 720 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. Sunny east slope just above the bottom of upper part of Brand Canyon. 576 Comment
  RSA0083083  Solanum douglasii R. G. Swinney 2010-3-22 12032 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA3530  Solanum douglasii Carl B. Wolf 1932-5-9 3473 Los Angeles Santa Catalina Island. Pebbly Beach Canyon. about 1/2 mi. way to Mexican Houses. 61 Comment
  RSA640719  Solanum douglasii Louis C. Wheeler 1931-3-7 s.n. Los Angeles LaVerne: Wheeler's residence. Comment
  SBBG84196  Solanum douglasii M. C. Hochberg 1981-7-30 Los Angeles Lemon Tank area Comment
  RSA422398  Solanum douglasii G. J. Hollenberg 1928-7-10 s.n. Los Angeles Venice, canal at S edge of Venice. Comment
  SEINET12274721  Solanum douglasii J. F. Bright, Wyman, C. 1931-1 5749 Los Angeles in suburbs of Hollywood Comment
  SD69035  Solanum elaeagnifolium Robert F. Thorne 1966-9-15 36693 Los Angeles Santa Catalina Island: at riding stables, Avalon 14 Comment
  CAS-BOT-BC83634  Solanum umbelliferum C. Epling; L. Wheeler 1933-6-4 1850 Los Angeles Near Summit, Ridge Route. 1524 Comment
  JEPS96898  Solanum umbelliferum Dean W. Taylor 1992-5-1 12495 Los Angeles 1 mile East of Gorges Gap on Angeles Crest Highway (Highway 2) 1219 Comment
  RSA549154  Solanum umbelliferum Tim S. Ross, Peter Fritsch 1990-6-20 3670 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  SEINET3077694 Image available Solanum umbelliferum Francis Miller 1964-4-11 M- 6420 Los Angeles S slopes of Mount Wilson, 3 mi up Orchard Camp Trail from Sierra Madre. 914 Comment
  UCR191518  Solanum umbelliferum R. G. Swinney 1998-7-8 6316 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  CAS-BOT-BC236427  Solanum wallacei Carl B. Wolf 1941-6-25 10891 Los Angeles About 1 mile N.E. of the Wrigley Mausoleum at head of Avalon Valley, Santa Catalina Island 121 Comment
  POM339141  Solanum wallacei F. R. Fosberg 1932-5-6 8168 Los Angeles Santa Catalina Island, Big Wash Canyon, Avalon 25 Comment
  SBBG79166  Solanum wallacei F. R. Fosberg 1931-3-18 4285 Los Angeles Hamilton Cyn 10 Comment
  NY738562  Solanum xanti H. Stevens 2003-4-4 276 Los Angeles Santa Monica Mountains. Stunt Ranch Santa Monica Mountains Reserve. About 4.5 miles N of city of Malibu 340 Comment
  SBBG70641  Solanum xanti R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  SJSU7574  Solanum xanti G. K. Kattenhorn 1967-3-21 Los Angeles Little Dalton Cr, N of Glendora Comment
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Oct 27 2010
  RSA473619  Solidago californica L. E. Hoffman 1928-8-16 s.n. Los Angeles Buckhorn Flats. Angeles Forest 2165 Comment
  UCR239940  Solidago californica R. G. Swinney 2009-11-16 11633 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA473689  Solidago confinis Anstruther Davidson 1892-08 1991 Los Angeles Cienega Comment
  RSA702215  Solidago occidentalis Scott D. White 2004-8-20 10736 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. 1067 Comment
  UC57407  Solidago velutina subsp. californica J. H. Barber 1897-9-29 286 Los Angeles Santa Monica Forestry Station Comment
  SBBG31085  Solidago velutina var. californica R. F. Thorne 1966-9-15 36703 Los Angeles Middle Ranch, Middle Ranch Cyn 213 Comment
  RSA474074  Sonchus asper Robert Gustafson 1981-3-26 2138 Los Angeles Ballona Wetlands, Area 1. Comment
  UCR210223  Sonchus oleraceus R. G. Swinney 2008-8-14 9429 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  POM19130  Sonchus oleraceus P. A. Munz 1923-4-9 6680 Los Angeles San Clemente Island. Canyon 3 miles southeast of Casa Blanca. Comment
  UC174007  Sorghum halepense Geo. B. Grant Los Angeles Pasadena Comment
  UCD99172  Spergula arvensis Daryl Koutnik 1978-5-10 473 Los Angeles end of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  UCR229519  Spergularia Jeremiah George 2011-9-28 s.n. Los Angeles South Coast, Long Beach, east side of Los Angeles River channel, south of West Shoreline Dr. offramp from 710 Fwy 4 Comment
  RSA478013  Spergularia macrotheca F. H. Elmore 1939-11-25 s.n. Los Angeles San Clemente Island. Pyramid Cove. Comment
  SBBG69979  Spergularia macrotheca var. leucantha M. N. Ackley -Jun-1927 79 Los Angeles Inglewood 47 Comment
  CAS-BOT-BC390333  Spergularia macrotheca var. macrotheca Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Is. Comment
  RSA0073244  Sphaeralcea Bonnie C. Templeton, H. J. Andrews 1938-6-22 1693 Los Angeles Mint Canyon. Comment
  UCR230261  Stachys ajugoides Dan S. Cooper 2011-4-14 411- 16 Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 166 Comment
  SEINET3153394  Stachys ajugoides G. B. Grant 1904-6-10 1243 Los Angeles Los Angeles Comment
  UCD125798  Stachys albens Shirley W. Campbell 1970-4-24 104 Los Angeles east bank of lower reach of the Arroyo Seco, southwestern Pasadena. Comment
  HSC78887  Stachys bullata Richard S. Hood 1970-5-20 308 Los Angeles 2.5 mi. E of Los Virgines Rd. on Puima Rd. in Malibu Canyon, Santa Monica Mtns. 549 Comment
  UCR168522  Stachys bullata Tema S. Clare 1929-3-28 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon 305 Comment
  POM9836  Stachys rigida subsp. quercetorum P. A. Munz, R. D. Harwood 1920-3-13 3291 Los Angeles San Jose Hills, 5 miles north of Pomona 305 Comment
  UC450775  Stanleya pinnata F. A. MacF. 1931-4-22 2921 Los Angeles San Franscito Canyon San Franscito Canyon (San Francisquito Canyon) ((San Francisquito Canyon?)) Comment
  UCD136218  Stebbinsoseris heterocarpa Daryl Koutnik 1978-5-10 479 Los Angeles along fireroad. End of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  RSA562568  Stellaria media Steve Boyd, Walter Appleby 1993-4-22 7982 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  SBBG96994  Stellaria media S. Boyd with T. Ross, L. Arnseth 1990-4-8 4393 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UCR136828  Stellaria media John F. Green 2003-