Search Results — 2000 specimen records retrieved (1571 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET4084341  Abronia maritima R. Moran 1941-1 675 Los Angeles Little Harbor, Santa Catalina Island. 5 Comment
  UCR246414  Abronia maritima Dan S. Cooper 2011-8-25 811- 103 Los Angeles South Coast, Dockweiler State Beach, directly under LAX take-off route 5 Comment
Read comments
Apr 22 2014
  UC851646  Abronia villosa I. Johnston 1917-6-10 1316 Los Angeles Playa del Rey Comment
  RSA651440  Acacia cultriformis Jerry Morgan 1948-2-1 s.n. Los Angeles Los Angeles. 137 Comment
  CATA3490  Acacia melanoxylon Benjamin J. Dion 2017-12-2 025 Los Angeles Santa Catalina Island: Pacific side; southwest slope on edge of Snake Canyon and Nolava watersheds 338 Comment
  CAS-BOT-BC412557  Acanthoscyphus parishii Geo. B. Grant 1902-6-12 s.n. Los Angeles Summit of Mt. Wilson 1828 Comment
  LA49819  Acer macrophyllum W. O. Griesel; 1936-5-9 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA49824  Acer macrophyllum J. A. Ewan; Carl Epling 1933-7-7 7844 Los Angeles Comment
  POM18183  Acer macrophyllum Philip A. Munz 1923-9-1 7703 Los Angeles Swartout Valley, narrow north-facing canyon at old sawmill 2043 Comment
  RSA394170  Acer macrophyllum Bonnie C. Templeton 1952-04 7703 Los Angeles Near stream, Topanga Canyon, Santa Monica Mountains. Comment
  RSA654654  Acer macrophyllum Fred Brooks 1988-5-7 36 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff, on west side of canyon, above river. 1372 Comment
  RSA713808  Acer macrophyllum Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1354 Los Angeles Whiting Woods Rd, mouth of Henderson Canyon. 396 Comment
  RSA230662  Achillea millefolium R. F. Thorne, M. Z. Thorne 1969-7-9 38557 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA3515  Achillea millefolium var. californica Carl B. Wolf 1932-5-9 3458 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island 30 Comment
  CAS-BOT-BC211911  Achnatherum coronatum John Thomas Howell 1928-3-2 3357 Los Angeles Vermont Canyon, Griffith Park Comment
  CAS-BOT-BC211923  Achnatherum coronatum Cecil Hart 1927-5-23 s.n. Los Angeles San Dimas Canyon Comment
  RSA484088  Achnatherum coronatum Albert J. Perkins 1918-8-14 s.n. Los Angeles Santa Anita Canyon Comment
  UCSB11731  Achnatherum hymenoides Bushnell, Bill 1962-5-4 Los Angeles 3.2 mi W of Littlerock on CA Hwy 138. 1036 Comment
  RSA648083  Achnatherum occidentale subsp. occidentale J. C. Roos 1937-7-18 398 Los Angeles Mt. Wilson Observatory. Comment
  RSA764463  Achnatherum speciosum Doris Hoover Bowers 1957-4-25 573 Los Angeles Mohave Desert N/o Big Pines 1220 Comment
  SBBG38867  Acmispon argophyllus var. argenteus M. B. Dunkle 1939-4-5 7273 Los Angeles China Pt, Pyramid Cove [ISOTYPE: Lotus argophyllus var. argenteus] Comment
  SD90500  Acmispon argophyllus var. argenteus Robert F. Thorne 1973-4-11 42875 Los Angeles San Clemente Island, NW part of island, dunes near Flasher 3 Comment
  SBBG67398  Acmispon brachycarpus R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  SBBG127515  Acmispon maritimus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2850 Los Angeles upper end of rd to Toyon Beach 381 Comment
  UCD168363  Acmispon procumbens var. procumbens J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  LA82181  Acmispon strigosus O. H. Kappler; 1941-3-30 712 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG127528  Acmispon strigosus M. L. Hoefs, S. A. Junak, L. Stratton 1998-3-21 2806 Los Angeles hillside above upper Cape Cyn 359 Comment
  SBBG68092  Acmispon strigosus R. Hoffmann 1925-4-19 Los Angeles E side of Bouquet Cyn Comment
  SD69788  Acmispon strigosus Robert F. Thorne 1966-4-6 35891 Los Angeles Santa Catalina Island, dry ridge between White & Moonstone Coves 14 Comment
  SEINET5327566  Acmispon strigosus N. H. Holmgren, P. K. Holmgren 1974-4-5 7628 Los Angeles North foothills of the San Gabriel Mtns., Portal Ridge, 13 airline mi W of Lancaster 1067 Comment
  UCD104442  Acmispon strigosus L. W. Nuttall 1920-5-1 53 Los Angeles Coach Road, Santa Catalina Island. Comment
  SBBG117133  Acmispon wrangelianus S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1530 Los Angeles E of Little Harbor, near Sheep Chute Ridge Rd, ca. 0.5 mi from intersection with Little Harbor Rd 121 Comment
  SBBG125783  Acmispon wrangelianus A. Parikh, N. Gale 2010-6-8 3269 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 3.4 km NW of State Hwy 14; E Liebre Mtns 1185 Comment
  SBBG12920  Acourtia microcephala E. R. Blakley 1962-10-4 5396 Los Angeles Ironwood Gully, S of Catalina Harbor at the isthmus 167 Comment
  CAS-BOT-BC133177  Adenostoma fasciculatum Timothy S. Ross; J. Mark Porter 1995-5-4 8423 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road; Liebre Mountains 585 Comment
  SD53076  Adenostoma fasciculatum Peter H. Raven 1962-5-22 17839 Los Angeles Santa Catalina Island, hillsides, Middle Ranch 213 Comment
  RSA650363  Adenostoma fasciculatum var. fasciculatum A. E. Hersh 1950-7-15 s.n. Los Angeles about 1/4 mile from west end of Topango [Topanga] Canyon. El. 30 Comment
Read comments
Jul 14 2011
  SBBG12784  Adenostoma fasciculatum var. fasciculatum E. R. Blakley 1962-10-4 5399 Los Angeles Ironwood Gully, S of Catalina Harbor at the isthmus 198 Comment
  SBBG70859  Adenostoma fasciculatum var. fasciculatum M. N. Ackley 1929-4-21 989 Los Angeles Eagle Rock 243 Comment
  RSA5799  Adenostoma sparsifolium B. D. Stark 1932-11-20 4421 Los Angeles Lobo Canyon, Santa Monica Mountains 274 Comment
  SD81711  Adiantum aleuticum Louis C. Wheeler 1931-7-3 Los Angeles Fern Canyon, San Antonio Mountains 915 Comment
  RSA747063  Adiantum capillus-veneris R. G. Swinney 2008-5-30 8906 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office. 268 Comment
Read comments
Sep 22 2010
  UCR191190  Adiantum capillus-veneris R. G. Swinney 1999-7-28 7592 Los Angeles San Gabriel Mtns., Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon 1098 Comment
  SEINET10839583  Adiantum jordanii Lenington 1919-1 LENINGTON UMO 32138 Los Angeles San Dimas Canyon, Pomona, California. Comment
  SD129304  Aeonium arboreum A. C. Sanders 1988-2-3 7597 Los Angeles El Segundo Dunes, immediately west of Los Angeles Internation Airport & Pershing Dr. 29 Comment
  CDA20327  Agave americana M. O'Brien 2005-3-25 s.n. Los Angeles El Matador State Beach. 0 Comment
  RSA747046  Ageratina adenophora R. G. Swinney 2008-4-11 8661 Los Angeles San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA662612  Ageratina adenophora Paul Neipp 1994-4-8 1 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  RSA748487  Ageratina occidentalis Orlando Mistretta 1992-7-6 639 Los Angeles From confluence of Cooper and Buckhorn Canyons, upstream to falls of Buckhorn Creek, near Campground. Comment
  RSA732779  Agoseris retrorsa R. G. Swinney 2000-6-19 7819 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  UCR192852  Agoseris retrorsa R. G. Swinney 1998-7-14 6447 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.8 mi. west of Camp Lupine trail 2262 Comment
  UCR277061  Agoseris retrorsa R. G. Swinney 2011-6-7 15095 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
  RSA597277  Agoseris retrorsa Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3723 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  UCR204884  Agrostis R. G. Swinney 2005-8-9 8412 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  LA98904  Agrostis exarata John O'Leary; 1979-5-23 sn Los Angeles SANTA MONICA MOUNTAINS, near Zuma Motorway, ca 1.75 mi N of Zuma Beach. 266 Comment
  UCR259659  Agrostis exarata R. G. Swinney 2010-9-7 13722 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  CAS-BOT-BC139058  Agrostis pallens Dr. H. E. Hasse 1890-6-1 s.n. Los Angeles Near Soldiers Home. Comment
  RSA776487  Agrostis scabra LeRoy Gross, Jane Tirrell 2011-7-20 5531 Los Angeles Head waters of South Fork Big Rock Creek, east of Angeles Crest Highway. 2317 Comment
  UCR204035  Agrostis stolonifera R. G. Swinney 2001-9-16 8159 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
Read comments
May 11 2012
  RSA681341  Ailanthus altissima LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 967 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago)., We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 549 Comment
  UCR147536  Allium burlewii Naomi Fraga, Paul Morton 2004-5-18 1186 Los Angeles Transverse Ranges; San Gabriel Mountains region, Spur trail from main trail to summit of Mount Hillyer. 1860 Comment
  SD41980  Allium fimbriatum var. fimbriatum Darley F. Howe 1947-5-5 1531 Los Angeles Between Palmdale and Littlerock. Comment
  RSA724647  Allium haematochiton K. Dobry 1991-5-2 562 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  UCR154143  Allium haematochiton A. C. Sanders 2005-5-11 30168 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  RSA706664  Allium monticola Naomi Fraga, Paul Morton 2004-5-18 1187 Los Angeles Along main trail to summit of Mount Hillyer. 1890 Comment
  CAS-BOT-BC475401  Allium praecox Carl B. Wolf 1932-5-10 3520 Los Angeles Santa Cataline Island. Along the equestrian trail, back of Avalon 259 Comment
  UC303619  Allophyllum divaricatum I. Johnston 1917-7-1 1439 Los Angeles <Evy> Evey Canyon 1066 Comment
Read comments
Jan 23 2011
  UCR127632  Allophyllum divaricatum Mark A. Elvin, Cathleen Weigand 2003-5-22 2894 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA26675  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  RSA410076  Allophyllum gilioides subsp. gilioides George B. Grant 1906-6-14 3035 Los Angeles Summit Mt. Wilson. 1524 Comment
  UCR126630  Alnus rhombifolia A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27143 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCR224028  Alnus rhombifolia Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11688 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  SEINET12876884 Image available Alternanthera philoxeroides Unknown 1965-9-23 14171 Los Angeles 0.2 mi. N. of flood gates of Whittier Narrows Dam, W. of Rosemead Blvd., E. bank of the Rio Hondo, just E. of Montebello. Comment
  UC1563597  Alternanthera philoxeroides Don Pendleton 1990-8-17 Los Angeles in a cove on s side Puddingstone Reservoir (Bonelli Regional Park, San Dimas); Bonelli Regional Park, s side Puddingstone Reservoir 304 Comment
  UCR210705  Amaranthus albus R. G. Swinney 2008-10-22 9671 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
  RSA597276  Amaranthus blitoides T. S. Ross, Steve D. Boyd 1990-6-18 3511 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  SBBG98676  Amblyopappus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5091 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  UC71971  Amblyopappus pusillus Geo. B. Grant 1890-1 38 Los Angeles Redondo Comment
  UCR209635  Ambrosia acanthicarpa R. G. Swinney 2008-10-8 9536 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  RSA592479  Ambrosia chamissonis Mark Hoefs, D. Propst 1973-3-14 117 Los Angeles Santa Catalina Island, sandy beach on W side of White's Landing 8 Comment
  SBBG95602  Ambrosia chamissonis M. B. Dunkle 1939-4-6 7286 Los Angeles Mosquito Harbor Comment
  RSA533484  Ambrosia confertiflora Timothy S. Ross 1991-3-9 4179 Los Angeles Whittier Hills: SE side of ridgetop knoll, head of Oak Canyon. 369 Comment
  CAS-BOT-BC45008  Ambrosia confertiflora John Thomas Howell 1927-11-18 3206 Los Angeles About 1 mile SW of UCLA on N Ardmore St., Los Angeles Comment
  RSA184357  Ambrosia psilostachya S. F. Blake 1910-7-26 474 Los Angeles Dry bank, near Pasadena Comment
  RSA416989  Ambrosia psilostachya Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  RSA594933  Ambrosia psilostachya Steve Boyd, Lauren Raz 1996-10-8 8999 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  POM184683  Amorpha californica var. californica Joseph A. Ewan 1932-6-12 7370 Los Angeles San Gabriel Mountains: 1 mi above North Fork Camp, N.F. Tujunga Creek. 976 Comment
  RSA91339  Amorpha californica var. californica Joseph A. Ewan 1932-6-12 7370 Los Angeles San Gabriel Mountains: 1 mi above North Fork Camp, N.F. Tujunga Creek. 976 Comment
  RSA80007  Amsinckia eastwoodiae F. W. Peirson 1919-3-26 333 Los Angeles vacant lot on south side of New York Drive, east of Hill Ave., Altadena. Comment
  RSA748401  Amsinckia intermedia R. G. Swinney 2008-4-1 8602 Los Angeles ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  SFV22125  Amsinckia intermedia V. Soza, L. Gross, B. Hogshead 2001-4-26 1179 Los Angeles Verdugo Mountains Western mouth of La Tuna Canyon on north side of canyon. Trail from Tuxford Street and Ledge Ave. Trailside along ridgetop. 320 Comment
  SBBG131737  Amsinckia menziesii S. A. Junak 1999-4-22 SCa 841 Los Angeles in upper part of Cape Cyn, at pumphouse, just upstream from fork in rd 304 Comment
  UC198375 Image available Amsinckia spectabilis Katharine Brandegee May 1916 Los Angeles Catalina Island Comment
  POM369890  Amsinckia spectabilis Jack Rempel 1932-3-19 s.n. Los Angeles El Segundo. Comment
  OBI2774  Amsinckia tessellata Ruth Wilson 1961-3-30 s.n. Los Angeles Antelope Valley 792 Comment
  UCR186979  Amsinckia tessellata var. gloriosa A. C. Sanders 2006-4-10 32006 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA0091454  Amsinckia tessellata var. tessellata Orlando Mistretta 1992-5-4 212 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  RSA704232  Amsinckia tessellata var. tessellata Gary D. Wallace 1982-4-17 1911 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  LA201854  Anagallis arvensis Arthur C. Gibson; 2003-4-15 4986 Los Angeles Simi Hills, Box Canyon, along hiking trail along Box Canyon Rd, ca 0.5 km S of Pioneer Pass 496 Comment
  RSA600681  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1967-12-10 s.n. Los Angeles San Gabriel Mountains: Fern Canyon, off Arroyo Seco at Brown Mountain Road. 701 Comment
  RSA756464  Anthriscus caucalis Orlando Mistretta, Christine Mistretta 2008-4-19 2501 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  HSC20470  Antirrhinum coulterianum C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Canyon Rd. off of Bouquet Canyon Rd. Comment
  JEPS83425  Antirrhinum coulterianum David M. Thompson 1983-5-13 307 Los Angeles 1.5 mi w Mulholland Hwy. junction with Las Virgines Road (on Mulholland Hwy); Malibu Beach Quad. (7.5', 1951) 274 Comment
  RSA597404  Antirrhinum coulterianum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3770 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  JEPS14986  Antirrhinum kelloggii Ira W. Clokey, B. Templeton Mar 1929 4487 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  SBBG95460  Antirrhinum nuttallianum subsp. subsessile M. B. Dunkle 1928-4-29 1903 Los Angeles Little Harbor Comment
  JEPS24109  Antirrhinum nuttallianum subsp. subsessile Henry J. Thompson 1959-5-24 2010 Los Angeles 1.9 mi n Coast Highway, Tuna Canyon; Santa Monica Mountains, Tuna Canyon 335 Comment
  UC12051  Aphanes occidentalis Geo. B. Grant 1900-4-2 Los Angeles Pasadena Comment
  RSA0016912  Aphanisma blitoides Colton Russell s.n. Los Angeles Redondo Comment
  POM215126  Apiastrum angustifolium L. C. Wheeler 1932-4-30 664 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  SBBG13297  Apiastrum angustifolium M. A. Piehl 1962-6-9 63244 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  POM3220  Apiastrum angustifolium D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  POM366907  Aquilegia formosa M. B. Dunkle 1933-6-17 3592 Los Angeles San Antonio River Canyon 915 Comment
  RSA0125854  Arabis R. G. Swinney 2009-5-27 10870 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA66504  Arabis glabra F. W. Peirson 1919-4-9 390 Los Angeles Rubio Canyon. 549 Comment
  RSA228948  Arabis platysperma var. platysperma R. F. Thorne 1971-8-25 41285 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  POM301544  Arbutus menziesii J. C. Roos 1942-3-21 1095 Los Angeles Chantry Flats, Santa Anita Canyon Comment
  SEINET11996218  Arctostaphylos catalinae W. Knight, Knight, I.; Wells, P. V. 1989-1 6420 Los Angeles Santa Catalina Island, near Haypress Reservoir Comment
  RSA626680  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15791 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  CAS-BOT-BC23248  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1902-7-1 2628 Los Angeles Mt. Wilson, San Gabriel Mts. Comment
  UC1120191  Arctostaphylos glandulosa subsp. glandulosa A. D. Gifford 1934-4-25 161 Los Angeles 1/2 mi ne Castro Pk.; Triunfo Pass Quadrangle Comment
Read comments
Jul 10 2011
  LA42399  Arctostaphylos glandulosa subsp. mollis Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  POM367277  Arctostaphylos glandulosa subsp. mollis I. W. Clokey, B. C. Templeton 1929-04 4452 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  RSA247421  Arctostaphylos glandulosa subsp. mollis Jack Delaini, Barbara Shervanick 1974-3-22 81 Los Angeles Lodi Canyon, San Dimas Experimental Forest 747 Comment
  RSA530066  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1991-8-16 5864 Los Angeles Horse Flats (southern end) 823 Comment
  SBBG118767  Arctostaphylos glandulosa subsp. mollis L. Gross with P. Morton 2004-6-9 1335 Los Angeles W end of the main crest, S from Pacific Crest Trail along rd (7N23) past the 2nd PC Trail that exits off N of the rd, W of Bear Gulch Camp; T7N R17W S12,11,10and3 1688 Comment
  POM3408  Arctostaphylos glauca I. M. Johnston 1917-1-28 s.n. Los Angeles Mouth of San Antonio Canyon Comment
  POM367305  Arctostaphylos glauca B. C. Templeton 1932-6-1 4871 Los Angeles Blue Ridge, Big Pines park 2330 Comment
  RSA0108882  Arctostaphylos glauca R. G. Swinney 2010-5-21 12873 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA631462  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16032 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 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
  RSA631582  Arctostaphylos glauca Jon E. Keeley 1993-11-20 25175 Los Angeles Tuna Canyon Road and Reigate Road. 700 Comment
  RSA631600  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15605 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631673  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20213 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA632596  Arctostaphylos glauca Jon E. Keeley 1982-7-18 7800 Los Angeles Study site off Angeles Crest Highway, above Switzers Campground, recently cleared. Comment
  SD49841  Arctostaphylos glauca A. E. Wieslander 1938-10-23 815 Los Angeles Rock Creek quadrangle, Shoemaker Canyon 1370 Comment
  JEPS19910  Arctostaphylos parryana Frank W. Peirson 1919-5-10 429 Los Angeles Mt. Gleason 1737 Comment
Read comments
Aug 21 2014
  RSA157966  Arctostaphylos parryana Marcus E. Jones 1927-8-1 s.n. Los Angeles San Gabriel Mountains. Swartout [Swarthout] Valley. Comment
  RSA634354  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20626 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634719  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20512 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634724  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20523 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634754  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20407 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA634831  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22051 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634892  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20400 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA730397  Arctostaphylos patula R. G. Swinney 1998-8-27 6788 Los Angeles ridge due north of Big Horn Ridge and south of San Antonio Ridge hight spor on ridge above Coldwater Canyon. Montane coniferous forest and chaparral on ridge top. 2378 Comment
  UCR190855  Arctostaphylos patula R. G. Swinney 1998-7-2 6227 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR188924  Arenaria macradenia R. G. Swinney 1998-5-16 6100 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  SBBG62486  Artemisia R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  POM244812  Artemisia californica F. R. Fosberg 1931-12-10 7149 Los Angeles Avalon, Public Utilities Canyon. Santa Catalina Island. 50 Comment
  RSA417235  Artemisia californica F. R. Fosberg 1931-12-10 7157 Los Angeles Avalon, Public Utilities Canyon. Santa Catalina Island. 50 Comment
  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
  LA31677  Artemisia douglasiana Peter H. Raven; Henry J. Thompson 1959-10-18 14661 Los Angeles 4 Comment
  RSA0069204  Artemisia douglasiana R. G. Swinney 2010-6-8 13192 Los Angeles 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. 546 Comment
  UCR223135  Artemisia douglasiana R. G. Swinney 2009-7-22 11352 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR223265  Artemisia douglasiana R. G. Swinney 2009-8-19 11457 Los Angeles Transverse Range; San Gabriel Mtns., confluence of Monrovia Canyon and Sawpit Canyon 366 Comment
  RSA535553  Artemisia douglasiana Timothy S. Ross, Annette Ross 1991-9-7 5958 Los Angeles Santa Monica Mtns: near Mulholland Hwy & Yerba Buena Road. 360 Comment
  RSA188528  Artemisia dracunculus R. F. Thorne, John Olmsted 1965-8-26 35402 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  RSA417312  Artemisia dracunculus L. E. Hoffman 1932-10-30 16304 Los Angeles San Gabriel Mountains: Barley Flats Comment
  UCR202525  Artemisia ludoviciana R. G. Swinney 2005-8-15 8484 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
  POM19004  Artemisia ludoviciana subsp. incompta Philip A. Munz 1923-9-1 7713 Los Angeles Swartout Valley, San Gabriel Mts. Narrow north-facing canyon at old sawmill. 2042 Comment
  UCR282516  Artemisia ludoviciana subsp. incompta Mitch Provance, Tegan Provance 2017-9-30 917- 10 Los Angeles San Gabriel Mountains / Mojave Desert Transition, Pallet Creek, S side of Pallet Creek Rd., 1.3 miles W of Valyermo Rd. 1146 Comment
  SBBG7635  Artemisia tridentata J. M. Tucker 1946-10-18 1468 Los Angeles vicinity of US Hwy 99, ca. 3 mi S of Lebec 1219 Comment
  UCR145457  Artemisia tridentata L. C. Wheeler 1956-9-16 7239 Los Angeles San Gabriel Mountains, Guffy Camp, Blue Ridge 2500 Comment
  RSA515712  Artemisia tridentata subsp. parishii Steve Myers 1988-9-30 s.n. Los Angeles Palmdale area, N of Elizabeth Lake Rd, near the intersection with 25th St. West. Comment
  RSA527698  Asclepias fascicularis Tim Ross, Annette Ross 1991-6-3 5522 Los Angeles Elecphent Hill: west Pomona. 232 Comment
  RSA629703  Asclepias fascicularis L. C. Wheeler 1967-7-6 9928 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  RSA0104711  Asclepias vestita Orlando Mistretta, Christine Mistretta 1995-5-2 1666 Los Angeles San Gabriel Mountains. Carr Canyon. 1082 Comment
  UC566931  Asclepias vestita H. L. Mason 1934-3-30 8038 Los Angeles Yucca Grove Antelope Valley Comment
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Dec 13 2011
  SEINET10359296 Image available Asparagus aethiopicus Unknown 2015-1 504 Los Angeles Santa Monica, CALIFORNIA. Los Angeles Co.: Santa Monica, behind Loews Santa Monica Beach Hotel, along Ocean Ave. Comment
  LA200066  Aspidotis californica Lawrence L. Kiefer; 1966-3-12 1718 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, Tuna Canyon Road, ca 3 mi above Hwy 1, ravine just W of road. 289 Comment
  RSA167636  Aspidotis californica P. H. Raven, R. F. Thorne 1964-5-7 18994 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs. Comment
  UC811520  Aspidotis californica Ira W. Clokey, B. Templeton Apr. 1929 4435 Los Angeles Mandeville Canyon; Santa Monica Mts 300 Comment
  SFV5487  Aspidotis californica W. A. Kelley 1968-1-14 s. n. Los Angeles Santa Susana Mountains Chatsworth. Santa Susana Pass. Comment
  POM4796  Aster greatae I. M. Johnston 1917-9-16 1725 Los Angeles Coldwater Fork of [Cattle] Cow Canyon 1219 Comment
  UCR229520  Aster subulatus 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
  RSA725762  Astragalus didymocarpus A. C. Sanders 2003-5-1 26259 Los Angeles Western San Gabriel Mtns.: SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property. 396 Comment
  RSA5834  Astragalus douglasii var. douglasii C. B. Wolf 1932-10-21 4365 Los Angeles head of Swartout Valley, 1 mi. east (below) Big Pines Park 1982 Comment
  LA205439  Astragalus gambelianus O. H. Kappler; 1941-4-27 238 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC166637  Astragalus gambelianus Geo. B. Grant 1903-4-23 5438 Los Angeles Saugus Comment
  RSA90175  Astragalus lentiginosus var. variabilis F. W. Peirson 1922-7-7 3194 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  UC1215121  Astragalus miguelensis Peter H. Raven 1962-7-11 18012 Los Angeles Wilson Cove San Clemente Island, Wilson Cove (on open grassy slopes, San Clemente Island) 60 Comment
  UCD170759  Astragalus pachypus R. G. Swinney 2009-5-6 10688 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek. 909 Comment
  UC2025788  Astragalus trichopodus var. lonchus T. R. Huggins 2013-3-16 13 -011 Los Angeles Santa Monica Mountains. Corral Canyon Road; ca. 1.2 miles from Pacific Coast Highway Comment
  POM26174  Astragalus trichopodus var. lonchus Marcus E. Jones 1903-5-15 s.n Los Angeles Catalina Island. 30 Comment
  RSA415734  Astragalus trichopodus var. lonchus G. Austin 1929-2-18 s.n Los Angeles Glen Ranch. Comment
  UC168754  Astragalus trichopodus var. lonchus George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 74 -6262 Los Angeles Santa Catalina Island Santa Catalina Island (Pacific Ocean) Comment
  UCR280469  Atriplex argentea var. expansa Onkar Singh 2015-8-2 5550 Los Angeles Mojave Desert, Antelope Valley, 6 km WNW of Lancaster, margins on 30th St West, between Avenue F and Avenue G 714 Comment
  RSA659936  Atriplex canescens subsp. canescens Orlando Mistretta 1992-5-18 326 -A Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR145456  Atriplex canescens subsp. canescens L. C. Wheeler 1956-9-15 7240 Los Angeles San Gabriel Mtns., Caldwell Lake, a sag pond on the San Andreas Fault 1573 Comment
  UCR177453  Atriplex confertifolia LeRoy Gross 2005-5-19 2307 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
  UCR24118  Atriplex lentiformis subsp. breweri John C. Roos 1942-9-12 1724 Los Angeles South Coast/Santa Monica Mtns., northwest of Santa Monica 30 Comment
  LA99140  Atriplex lentiformis subsp. lentiformis R. L. Armacost; 1960-1 1310 Los Angeles Santa Monica Mountains, Malibu Creek State Park, Malibu, Malibu Lagoon Comment
  UC284146  Atriplex leucophylla P. A. Munz 1923-4-11 6765 Los Angeles bluffs w coast San Clemente Island; w coast San Clemente Island Comment
  CAS-BOT-BC180945  Atriplex nummularia Carl B. Wolf 1931-12-30 2634 Los Angeles Playa del Rey 30 Comment
  SEINET4135319  Atriplex nummularia Philip A. Munz 1932-8-31 12817 Los Angeles Playa del Rey.; 0 Comment
  SD60280  Atriplex parryi C. B. Wolf 1932-8-11 4016 Los Angeles Ca. 2 blocks west of the center of town of Lancaster, Antelope Valley. 719 Comment
  LA105584  Atriplex semibaccata Barry A. Prigge; 1989-5-10 8709 Los Angeles Santa Monica Mountains, Point Dume, above Dume Cove 45 Comment
  SEINET11940379  Atriplex semibaccata J. F. Bright, Wyman, C. 1931-1 5736 Los Angeles Hollywood Comment
  SD112034  Atriplex triangularis Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  SEINET13203246 Image available Avena barbata R. G. Swinney 2011-1 14520 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR103755  Avena fatua David Charlton 1989-4-30 2936 Los Angeles San Gabriel Mtns., Angeles Crest Highway near Angeles Crest Station, southern boundary of the Angeles National Forest. 762 Comment
  IRVC27022  Baccharis emoryi Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2996 Los Angeles S side of the Santa Clara River, ca 200 m upstream from the mouth of Potrero Creek Santa Clarita Valley 274 Comment
  RSA648712  Baccharis glutinosa Dolores Perez 1981-5-19 44 Los Angeles Frank G. Bonelli Regional County Park Comment
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Dec 11 2011
  POM350425  Baccharis pilularis L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  UCR210445  Baccharis pilularis R. G. Swinney 2008-12-6 9979 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  CAS-BOT-BC106760  Baccharis salicifolia A. D. E. Elmer 1902-6-1 3701 Los Angeles Acton Comment
  CAS-BOT-BC98154  Baccharis salicifolia Timothy S. Ross; Darin Banks 1994-4-13 7518 Los Angeles Liebre Mountains, San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito 487 Comment
  LA31673  Baccharis salicifolia Peter H. Raven; 1959-9-6 14383 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek 12 Comment
  UCR187000  Baccharis salicifolia A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32228 Los Angeles Tehachapi Mtns. Foothills, near Oso Pumping Plant on the California Aqueduct, just below the Kern Co. line along the road to the pumping plant 939 Comment
  UCR198328  Baccharis salicifolia Gary Kovnat, LeRoy Gross 2003-1-19 04 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace east meadow gully Comment
  UCR273438  Baccharis salicifolia R. G. Swinney 2011-10-25 15856 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  UCSB41777  Baccharis salicifolia Buchmann, Steve 1971-4-30 Los Angeles In Tonner Cyn. about 1 mi. from Hwy. 57 304 Comment
  SEINET7003040  Baeria chrysostoma Wanda P. Vestal, A. G. Vestal 1955-3-26 3486 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  UCR29864.1  Balsamorhiza deltoidea R. D. Goeden 1983-6-8 s.n. Los Angeles San Gabriel Mtns., Burnt Peak , Angeles National Forest 8 mi (airline) west of Lake Hughes 1646 Comment
  RSA21779  Balsamorhiza deltoidea C. B. Wolf 1937-5-20 8740 Los Angeles Tehachapi Mts., 1 mi. so. of Tejon Pass on Hungry Valley Road. 1280 Comment
  RSA232665  Bassia hyssopifolia Larry E. DeBuhr, Gary Wallace 1972-9-4 727 Los Angeles San Clemente Island. Near airfield at the NW end of island. Comment
  SFV7292  Bellis perennis T. Gordon, K. Kimbrough 1975-1-17 789 Los Angeles Grass lawn at Washington Street on Venice Beach. Directly adjacent to Venice Fishing Pier. Comment
  PASA1272  Berberis nevinii Frank W. Peirson 1920-3-28 Los Angeles Arroyo Seco 335 Comment
  UCSB12452  Berberis pinnata subsp. pinnata Haines, A. 1962-3-25 Los Angeles Old Topanga Canyon, Santa Monica Mountains 243 Comment
  UCR126597  Beta vulgaris A. C. Sanders, Mark Elvin 2003-8-7 27158 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  UCR126228  Bidens pilosa A. C. Sanders 2003-3-14 25747 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
  CAS-BOT-BC101994  Bidens pilosa Brandegee s.n. Los Angeles Los Angeles Comment
  UC894044  Bidens pilosa P. A. Munz 1922-11-20 6563 Los Angeles along Pacific Electric track, Charter Oak Charter Oak, Pacific Electric track Comment
  SEINET10528422  Billbergia nutans David B. Dunn 1946-1 Dunn 2003 Los Angeles Ornamental in yard at 316 n. Ave. 50, Los angeles Comment
  RSA724646  Bloomeria crocea K. Dobry 1991-5-22 D- 654 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  SEINET10866702  Bloomeria crocea Ira W. Clokey Clokey 4543 Los Angeles Grassy ridge, Mandeville Canyon, Santa Monica Mountains 500 Comment
  POM147819  Bloomeria crocea var. crocea Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  POM158343  Bloomeria crocea var. crocea M. B. Dunkle 1928-3-17 1760 Los Angeles Isthmus, Santa Catalina Island. 122 Comment
  RSA482644  Boechera arcuata Robert Gustafson 1973-5-17 s.n. Los Angeles 3 mi southwest of the Mt. Wilson turnoff on Angeles Crest Highway 1585 Comment
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Feb 15 2016
  UC111290  Boechera arcuata O. M. Oleson 1907-3-28 Los Angeles near Pasadena; Rubio Canyon Comment
  RSA611105  Boechera californica L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  RSA0128744  Boechera californica Donald R. Bissing 1973-3-29 23 Los Angeles Evey Canyon, 0.1 mile from canyon mouth 713 Comment
  RSA0128767  Boechera californica R. F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41613 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  SEINET6088271  Boechera retrofracta Unknown 1917-3-11 533 Los Angeles Pacoima Canyon near San Fernando. Comment
  CAS-BOT-BC420338  Boykinia rotundifolia F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards Canyon, San Gabriel Mountains Comment
  POM294190  Boykinia rotundifolia Lyman Benson 1954-6-27 15301 Los Angeles Little Dalton Canyon, above Glendora 426 Comment
  CATA734  Brachypodium distachyon Mark L. Hoefs 1991-5-22 1255 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  RSA0081306  Brassica geniculata R. G. Swinney 2010-3-24 12072 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SBBG72251  Brassica geniculata R. Hoffmann 1929-5-19 Los Angeles 5 mi W of Castaic Comment
  UCR210276  Brassica geniculata R. G. Swinney 2008-10-16 9595 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA599969  Brassica rapa L. C. Wheeler 1968-3-21 s.n. Los Angeles Glendora Ridge Truck Trail; T1N R10W S24, SW/4, NE/4 610 Comment
  SEINET10825329 Image available Brassica rapa Heidi H. Schmidt, M. R. Weed 1999-10-12 Schmidt 3791 Los Angeles City of Santa Monica. Yaohan: 3760 Centinela Avenue: Santa Monica, CA: 90066: (310) 398-2113 - phone. 20 Comment
  LA51495  Brassica rapa D. Dunn; 1941-3-11 Los Angeles San Gabriel Mountains, Foothills, N of Santa Monica Comment
  RSA482929  Brassica rapa T. S. Clare 1929-2-25 s.n. Los Angeles Los Angeles Rivieria. Comment
  RSA654339  Brickellia nevinii Valerie L. Soza, Laura Moore 2000-5-30 972 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
  UCR238077  Brickellia nevinii Mark A. Elvin, Julie M. Vanderwier 2002-7-18 2104 Los Angeles Western Transverse Range; Santa Clarita Valley Area, Newhall Ranch, ridge west of Potrero Canyon 396 Comment
  SBBG98549  Brodiaea kinkiensis T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5317 Los Angeles between Box and Horse Cyns 486 Comment
  UCR51075  Bromus arizonicus A. C. Sanders 1988-3-17 7732 Los Angeles Pacific Coast, El Segundo Dunes, immediately west of the LA International airport and Pershing Dr., east of Vista Del Mar Blvd. 30 Comment
  UCR223740  Bromus carinatus R. G. Swinney 2009-6-24 11236 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA529909  Bromus carinatus var. carinatus Timothy S. Ross 1991-8-16 5814 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  SEINET3922243  Bromus diandrus Keith Dobry 1990-3-25 108 Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  CAS-BOT-BC155385  Bromus hordeaceus John H. Thomas 1957-5-17 6760 A Los Angeles Los Angeles. Occidental College Campus. Near Moore Laboratory. Comment
  CATA900  Bromus hordeaceus Mark L. Hoefs, Robert F. Thorne 1992-4-1 1734 Los Angeles Santa Catalina Island: By road past Isthmus, just before Emerald Bay 15 Comment
  UCR199599  Bromus laevipes Scott D. White, J. Wood 2008-5-8 11944 Los Angeles Puente/Chino Hills, SCE powerline corridor, east of Fullerton Road and south of Pathfinder, above Rowland Heights 305 Comment
  HSC9314  Bromus madritensis subsp. rubens C. E. Fellows 1965-12-20 287 Los Angeles 1 mi. S of Ventura Blvd. on Reseda Blvd. Comment
  LA210432  Bromus madritensis subsp. rubens Peter H. Raven; Henry J. Thompson 1960-4-13 15073 Los Angeles Santa Monica Mountains, Mt. Hollywood 335 Comment
  RSA11048  Bromus rubens C. B. Wolf 1928-3-29 1546 Los Angeles Foothills at south side of Antelope Valley. 2 miles south of Neenach. 1067 Comment
  SBBG56617  Bromus rubens M. N. Ackley -Feb-1926 24 Los Angeles Eagle Rock 182 Comment
  UCR107774  Bromus rubens Jeanne Gural, Valerie Soza 1997-3-19 32 Los Angeles Bernard Field Station of the Claremong Colleges. NW corner of Mills Ave. and Foothill Blvd. west of main paved road, north of Foothill Blvd. 412 Comment
  UCR184224  Bromus rubens A. C. Sanders 2007-4-19 33444 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR194762  Bromus rubens Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 731 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  UCR240768  Bromus secalinus R. G. Swinney 2009-7-22 11347 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  SD227694  Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mts, just W of San Gabriel MSts. Sunshine Canyon(name not shown on topo); W of San Fernando Rd. and I-5 Fwy, just SW of interchange w/SR 14 Fwy. Shine Canyon Landfill property, site proposed for landfill expansion 456 Comment
  UC1870322  Bromus sterilis LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1054 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. Near 34.19627N, 118.26582W. 519 Comment
  RSA0111950  Bromus tectorum Richard G. Swinney 2011-4-19 14411 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
  SBBG22686  Bromus tectorum M. S. Walters 1950-1 Los Angeles Ridge Route (US Hwy 99) Comment
  UCR127235  Bromus tectorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2916 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  RSA0019966  Bromus tectorum Gary D. Wallace, Ann Hiller 1983-5-18 2060 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road 945 Comment
  CATA152  Cakile maritima Mark L. Hoefs, A. Douglas Propst 1973-3-14 116 Los Angeles Santa Catalina Island: West side of White's Landing, on beach 15 Comment
  SBBG108133  Cakile maritima S. L. Crockett, S. Schueller 1997-3-20 595 Los Angeles NE corner of Ben Weston Beach, ca. 100 m from ocean Comment
  SBBG13109  Cakile maritima E. R. Blakley 1962-10-5 5427 Los Angeles N of White's Landing 3 Comment
  CAS-BOT-BC233955  Calandrinia breweri John Thomas Howell 1928-3-4 3384 Los Angeles Santa Monica Mts., ne. of Pacific Palisades Comment
  LA200772  Calandrinia ciliata Jonathan Sauer; 1978-4-9 5993 Los Angeles Santa Monica Mountains, Topanga Canyon State Park Comment
  LA200775  Calandrinia ciliata A. M. Johnson; 1932-2-27 3844 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA717414  Calandrinia ciliata Gary Kovnat, LeRoy Gross 2003-1-19 2 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace mid meadow. Comment
  POM9081  Callitriche marginata P. A. Munz 1920-3-13 3326 Los Angeles San Jose Hills 305 Comment
  JEPS104750  Calochortus John L. Morrison 1937-6-17 2510 Los Angeles North Fork of the San Gabriel River, 1/4 mi above West Fork Highway Maintenence Station along the W side of the road Comment
  RSA607017  Calochortus albus Leota Brice 1880-4-28 s.n. Los Angeles San Fernando Comment
  UC961191  Calochortus albus Henry J. Thompson 1951-5-13 1474 Los Angeles near Cornell (Triunfo Canyon, at mouth of Lobo Canyon, w Los Angeles Co.); Santa Monica Mts., Triunfo Pass Quad. 243 Comment
  CAS-BOT-BC487470  Calochortus albus LeRoy Abrams 1902-7-1 2620 Los Angeles Little Santa Anita canyon 914 Comment
  CAS-BOT-BC132291  Calochortus catalinae Marion Ownbey; Ruth P. Ownbey 1938-6-27 1667 Los Angeles At mouth of Los Alisos CAnyon, Santa Monica Mountains Comment
  POM157977  Calochortus catalinae M. B. Dunkle 1928-3-17 1752 Los Angeles Santa Catalina Island. Isthmus. 91 Comment
  RSA377309  Calochortus catalinae T. S. Clare 1929-3-26 s.n. Los Angeles Los Angeles Comment
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Oct 3 2014
  UCR835  Calochortus catalinae J. E. Dimitman 1957-4-17 s.n. Los Angeles North side of San Jose Hills, off Buenos Aires Dr. 274 Comment
  LA22353  Calochortus clavatus Carl Epling; 1926-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  RSA0050037  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -016 Los Angeles Western Transverse Ranges; Sierra Pelona Ridge off Forest Rd. 6N07 1311 Comment
  RSA778575  Calochortus clavatus var. gracilis D. E. Bramlet, D. Pugh 2010-6-3 4680 Los Angeles Transverse Ranges; Liebre Mts. region: Portal Ridge. 146 m N of Poor Road and 312 m E of 70th Street West 1085 Comment
  RSA597026  Calochortus invenustus Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3821 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  JEPS17849  Calochortus kennedyi Frank W. Peirson 1921-5-20 1667 Los Angeles Little Rock Creek San Gabriel Mountains 1127 Comment
  RSA584771  Calochortus plummerae Timothy S. Ross 1992-7-17 6716 Los Angeles San Gabriel Mountains: Condor Peak and immediate vicinity. 1627 Comment
  RSA681148  Calochortus plummerae LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1052 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  UC3448  Calochortus plummerae J. H. Barber 1897-6-25 176 Los Angeles near Newhall Comment
  UC843716 Image available Calochortus venustus L. R. Abrams 1927-4-30 11667 Los Angeles Grapevine Grade Tejon Pass Comment
  RSA762255  Calochortus venustus Orlando Mistretta, Christine Mistretta 2008-5-2 2604 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  POM351392  Calycadenia tenella L. C. Wheeler 1932-6-4 799 Los Angeles Live Oak Canyon 518 Comment
  SD225754  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles San Gabriel Mts., foot of Mt. Baldy Road just N of Claremont 600 Comment
  RSA3497  Calystegia macrostegia subsp. intermedia C. B. Wolf 1932-5-9 3440 Los Angeles Opposite the tent city, Pebbly Beach, Santa Catalina island. Comment
  RSA657955  Calystegia macrostegia subsp. intermedia J. Keeling 1980-5-26 16 Los Angeles Verdugo Mountains Region: South end of dam, beginning of Childs Canyon, 550 yards east of Allen St., Glendale. 335 Comment
  UCR271059  Calystegia occidentalis subsp. fulcrata R. G. Swinney 2011-6-6 15006 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  CAS-BOT-BC215910  Calystegia peirsonii Timothy S. Ross; J. Mark Porter 1995-5-4 8447 Los Angeles Ca 1.9 road miles NE of Bouquet Canyon Road, Texas Canyon, Liebre Mountains 585 Comment
  RSA572929  Calystegia peirsonii J. Mallory 1994-6-13 6387 A-01 Los Angeles On N-facing slope, approx. 100m W of office facilities parking lot and 50 m S of elderberry stand, LB naval Fuel Depot, W of Gaffey, Long Beach. Comment
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Aug 11 2014
  RSA746575  Calystegia peirsonii R. G. Swinney 2008-5-13 8853 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. (Lat/Long +/- 1000m) 1293 Comment
  UC1794938  Calystegia peirsonii R. K. Brummitt and S. D. Boyd 1998-5-25 20027 Los Angeles 10 km NE of Castaic, San Francisquito Canyon just N of powerhouse below Drinkwater Res 485 Comment
  RSA465664  Camissonia bistorta Robert M. Perkins 1936-4-3 149 Los Angeles El Segundo dunes Comment
  UCR232524  Camissonia boothii subsp. desertorum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8024 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, in abandoned trailer park, 120 m W of Sierra Highway, 660 m north of Avenue F 703 Comment
  RSA0110842  Camissonia californica R. G. Swinney 2011-4-26 14515 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA611836  Camissonia campestris Steve Boyd, Valerie Soza 1998-4-28 10176 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  OBI70949  Camissonia campestris subsp. campestris Steve Boyd, Lauren Raz 1997-3-25 9250 Los Angeles Liebre Mts Region. Extreme NW corner of range in Peace Valley, small side cyn just E of I-5 off Copco Rd 951 Comment
  RSA552194  Camissonia campestris subsp. campestris D. Charlton 1991-5-18 s.n. Los Angeles West side of Piute, in dunes. Edwards AFB Comment
  RSA454020  Camissonia cheiranthifolia subsp. suffruticosa Jack Rempel 1932-4-24 s.n. Los Angeles El Segundo. Comment
  RSA454050  Camissonia cheiranthifolia subsp. suffruticosa F. R. Fosberg 1930-6-23 S 2989 Los Angeles Del Rey. 2 Comment
  UCR17892  Camissonia cheiranthifolia subsp. suffruticosa Edith A. Purer, Freda Detmers 1931-3-2 s.n. Los Angeles El Segundo Sand Dunes Comment
  RSA135205  Camissonia claviformis subsp. claviformis P. A. Munz 1957-5-15 22579 Los Angeles 14 miles east of Lancaster, Mojave Desert. Comment
  UCR227368  Camissonia hirtella Orlando Mistretta, Christine Mistretta 2008-5-16 3103 Los Angeles Transverse Range; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), upper Fish Canyon 1001 Comment
  RSA243669  Camissonia micrantha F. R. Fosberg 1931-3-20 4315 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon. 2 Comment
  RSA449031  Camissonia micrantha Anstruther Davidson s.n. Los Angeles Providence Ranch, Hollywood. Comment
  UCR280756  Camissonia pallida R. G. Swinney 2014-4-30 16274 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR264439  Camissonia palmeri John F. Green 2008-3-26 308- 04 Los Angeles Western Mojave Desert, SE of Lancaster and north of Palmdale, 0.75 mi. long strip along both sides of 15th St. East, between Ave. M and Ave. M-12, east of Sierra Hwy and north of Palmdale Regional Airport 762 Comment
  UCR277554  Camissonia strigulosa Mitch Provance, Stephen Reynolds 2011-5-5 17212 Los Angeles San Gabriel Valley, City of San Gabriel, northwest of the intersection of Burton Ave. and E. Las Tunas Dr. 130 Comment
  UC517557  Camissoniopsis bistorta John Thomas Howell 1928-3-20 3456 Los Angeles Vermont Canyon Los Angeles, Griffith Park Comment
  UCR223689  Camissoniopsis hirtella R. G. Swinney 2009-6-24 11258 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UC56473  Camissoniopsis pallida subsp. pallida H. M. Hall April, 1902 3052 Los Angeles Antelope Valley Comment
  CHSC95855  Capsella bursa-pastoris LeRoy Gross 2001-2-17 339 Los Angeles Verdugo Mountains, North side: Along Hostetter Mountainway, on paved part of road, just east of La Tuna Canyon Road. 487 Comment
  SFV6153  Capsella bursa-pastoris T. Gordon 1974-2-4 16 Los Angeles San Fernando Valley Los Angeles, Northridge. Northridge Park. Comment
  RSA670692  Cardamine californica var. integrifolia Geo L. Moxley 1917-3-11 530 Los Angeles Pacoima Canyon, near San Fernando Comment
  UCD114555  Cardamine oligosperma W. F. Moore 1971-8-6 LASCA 974 Los Angeles residential property in Claremont. Comment
  CAS-BOT-BC384770  Cardionema ramosissimum I. Johnston 1917-6-10 1268 Los Angeles Near Mesmer Comment
  RSA0069438  Carduus pycnocephalus R. G. Swinney 2010-6-8 13206 Los Angeles 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. 546 Comment
  UCR204283  Carex R. G. Swinney 2001-9-16 8169 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
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Sep 12 2018
  UCR210027  Carex R. G. Swinney 2008-7-12 9180 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Volfe Canyon 0.4 mi. north of confluence with Big Dalton Canyon 622 Comment
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Sep 12 2018
  UCR49896  Carex abrupta David Charlton 1986-6-15 280 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  CAS-BOT-BC17685  Carex alma Jack Delaini; Barbara Shervanick 1974-5-23 212 Los Angeles Angeles National Forest. San Dimas Experimental Forest. Lodi Canyon. At base of canyon. 426 Comment
  SEINET7549362 Image available Carex alma Timothy S. Ross, J. Mark Porter 1995-5-4 8487 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. USGS 7.5' Green Valley Quadrangle. 623 Comment
  SFV12650  Carex fracta M. L. Vincent 1964-6-24 582 Los Angeles San Gabriel Mountains Wrightwood Road at Old Ice Skating Rink on road to Wrightwood across from Camp Centinella Valley. 3 miles west of Wrightwood. 1980 Comment
  UCR182758  Carex fracta R. G. Swinney 1997-7-22 5709 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
  RSA310126  Carex fracta Wayne E. Sawyer 1980-7-3 6 Los Angeles Angeles National Forest: CA. Higway 2 between Dawson Saddle and junction of Higway 39, 1.6 mile from Dawson Saddle 2302 Comment
  RSA88842  Carex fracta Joseph A. Ewan 1936-7-22 9816 Los Angeles above Big Pines 2286 Comment
  SD215319  Carex multicaulis Timothy S Ross, Steve Boyd et al 1990-6-25 3781 Los Angeles San Gabriel Mountains: Natural depression South-southwest of Crystal Lake. 1691 Comment
  RSA586454  Carex multicaulis Orlando Mistretta 1994-6-21 1380 Los Angeles San Gabriel Mountains. Santiago canyon. Drainage [northwest] of Pacifico Mountain. 1676 Comment
  CAS-BOT-BC118414  Carex praegracilis LeRoy Abrams 1899-3-1 201 Los Angeles Cienega Comment
  UCR203233  Carex praegracilis R. G. Swinney 2005-7-21 8314 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA646964  Carex senta Orlando Mistretta 1993-7-6 923 Los Angeles Buckhorn Canyon, near exit to Buckhorn Canyon Campground. Comment
  CAS-BOT-BC117420  Carex senta R. F. Thorne; M. Z. Thorne 1967-7-19 37158 Los Angeles San Gabriel Mts., Angeles National Forest. Big Cienega Springs above Crystal Lake Rec Area 1981 Comment
  UCR45206  Carissa grandiflora A. C. Sanders 1986-7-30 6836 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
  UC7690  Carpobrotus chilensis J. H. Barber 1897-1-26 22 Los Angeles Southern Santa Monica Comment
  SEINET11942213  Carpobrotus chilensis J. F. Bright, Wyman, C. 1931-1 5325 Los Angeles Comment
  UC1409147  Castilleja angustifolia Larry DeBuhr, R. F. Thorne et al. 1973-5-11 1074 Los Angeles 0.5 mi e Mt. Emma Rd. jct. with Little Rock Creek Dam Rd. (s of Mt. Emma Rd) Comment
  OBI9681  Castilleja applegatei subsp. martinii Rimo Bacigalupi 1953-5-2 4050 Los Angeles N edge of Oak Flat public camp, Angeles Natl Forest, NW Los Angeles county, just off US hwy 99 853 Comment
  POM250372  Castilleja applegatei subsp. martinii I. W. Clokey, E. G. Anderson 1935-5-9 6899 Los Angeles San Dimas Canyon. Comment
  POM98087  Castilleja applegatei subsp. martinii M. Hill 1925-4-27 s.n. Los Angeles San Antonio Canyon. San Antonio Mountains. 1067 Comment
  RSA641679  Castilleja applegatei subsp. martinii Orlando Mistretta 1993-6-2 846 Los Angeles San Gabriel Mountains: Viscinity of Mt. Baden Powell. Near Vincent Gap, north slope of Mt. Baden Powell above Vincent Gulch. 2043 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
  IRVC28121  Castilleja exserta A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26278 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  CATA1000  Castilleja foliolosa Mark L. Hoefs 1994-7-18 1880 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  RSA0044701  Castilleja foliolosa Valerie L. Soza, Steve D. Boyd, Leland Lubinsky 2000-6-29 1043 Los Angeles Liebre Mountains: Junction of Old Ridge Route (FS Road 8N04) and road to summit of Liebre Mountain (FS Road 7N23). 1189 Comment
  UC1063298  Castilleja foliolosa G. T. Nordstrom 1935-1-18 325 Los Angeles 3.5 mi s Gorman; Tejon Quad. 1005 Comment
  UCSB72606  Castilleja foliolosa Soza, Valerie; Boyd, Steve; Lubinsky, Leland 2000-6-29 Los Angeles Liebre Mountains: Junction of Old Ridge Route (FS Road 8N04) and road to summit of Liebre Mountain (FS Road 7N23) 1188 Comment
  CATA500  Castilleja foliolosa Sara L. Crockett 1997-4-2 642 Los Angeles Santa Catalina Island: Third N/S-trending ridge on N side of Skull Canyon; 0.65 mile up Skull Canyon from jct. with Middle Canyon Road; ca. 0.2 mile up ridge 304 Comment
  RSA166499  Castilleja foliolosa W. G. Webb 1935-4-1 s.n. Los Angeles Near Newhall. Comment
  SD69550  Castilleja foliolosa Robert F. Thorne, P. Everett 1965-6-23 35000 Los Angeles Santa Catalina Island; mouth of Hamilton Canyon, NW of Avalon, north-facing bluff 7 Comment
  RSA515116  Castilleja grisea Aaron Liston, Orlando Mistretta, Rieseberg 1989-4-28 796 -2 Los Angeles San Clemente Island: Horse Beach Canyon, S end of island 18 Comment
  POM50627  Castilleja linariifolia A. D. E. Elmer 1902-06 3608 Los Angeles Acton. Comment
  RSA774282  Castilleja pruinosa R. G. Swinney 2009-6-8 11084 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA68345  Caulanthus amplexicaulis var. amplexicaulis Verne Grant 1951-7-17 16085 Los Angeles San Antonio Canyon 1981 Comment
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Nov 19 2015
  RSA0119654  Caulanthus cooperi R. G. Swinney 2014-4-30 16279 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  UCR280757  Caulanthus cooperi R. G. Swinney 2014-4-30 16268 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA316351  Caulanthus cooperi R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54966 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA593818  Caulanthus coulteri Steve Boyd 1996-4-25 8719 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  SBBG72110  Caulanthus coulteri R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  SD52912  Caulanthus lasiophyllus Peter H. Raven 1962-5-9 17679 Los Angeles San Clemente Island, head of canyon above Mosquito Cove. 334 Comment
  JEPS42101  Ceanothus Miss C. M. Hoak 1924-2-2 Los Angeles near Los Angeles, Gibbs Estate (cultivated) Comment
  CAS-BOT-BC48731  Ceanothus crassifolius Le Roy Abrams 1901-4-13 1503 Los Angeles Wilson's Trail Comment
  LA36843  Ceanothus crassifolius Roxana S. Ferris; 1941-3-9 10321 Los Angeles Santa Susana Mountains, Pico Canyon, Ca. 2 mi. W of U.S. Hwy. 99 Comment
  SEINET4044018  Ceanothus crassifolius R. Gustafson 1977-1 sn Los Angeles Tapia Park, Malibu Canyon, Santa Monica Mountains. Comment
  UCR126710  Ceanothus crassifolius A. C. Sanders, Mark Elvin 2003-8-7 27150 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  UCR150901  Ceanothus crassifolius Valerie Soza, Kent Hughes 1999-6-17 561 a Los Angeles Transverse Ranges; San Gabriel Mountains, Upper Winter Creek Trail, above San Olene Canyon 747 Comment
  UCR258950  Ceanothus crassifolius R. G. Swinney 2010-2-27 11742 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  LA41995  Ceanothus cuneatus Joseph Andorfer Ewan; 1932-5-29 7223 Los Angeles San Gabriel Mountains, Upper Arrastre Canyon 1371 Comment
  SBBG68373  Ceanothus cuneatus var. cuneatus R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  OBI78706  Ceanothus leucodermis Jill M. Bushakra, John Bushakra 2001-6-2 119 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
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Mar 23 2015
  RSA779991  Ceanothus leucodermis R. G. Swinney 2009-6-24 11228 Los Angeles summit of Granite Mountain 1988 Comment
  UC1552128  Ceanothus leucodermis David Charlton 1988-4-2 1487 Los Angeles Cleghorn Road turnoff on Cajon Pass, I 15, Swarthout Valley Road to end pavement under powerline; Valley surrounded by hills about 5500 ft 1524 Comment
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Feb 4 2015
  UCR108372  Ceanothus leucodermis L. C. Wheeler 1961-6-13 7870 Los Angeles San Gabriel Mtns, Pacoima Canyon at Bad Canyon 1098 Comment
  UCR172775  Ceanothus leucodermis Wayne Law, Jun Hu 2000-4-30 03 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  SD112040  Ceanothus megacarpus var. insularis Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island, on east slope Black Jack Mountain on Airport Road. Comment
  SD85041  Ceanothus megacarpus var. insularis E. R. Blakley 1962-10-3 5392 Los Angeles Santa Catalina Island, rocky clay road bank, east side of Black Jack Mountain at start of road to Whites Landing. 410 Comment
  CAS-BOT-BC51436  Ceanothus megacarpus var. megacarpus Lewis S. Rose 1966-12-20 66114 Los Angeles Santa Monica Mountains, above Beverly Hills 213 Comment
  UCR192841  Ceanothus oliganthus R. G. Swinney 1998-8-10 6728 Los Angeles San Gabriel Mtns., Cattle Canyon, west of (downstream from) Thompson Flat 732 Comment
  UCR204890  Ceanothus oliganthus R. G. Swinney 2008-3-31 8591 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA399731  Ceanothus oliganthus var. oliganthus L. E. Hoffman 1932-1-1 s.n. Los Angeles Pacoima Canyon, upper canyon. Comment
  RSA587957  Ceanothus pauciflorus Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1096 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  SBBG71415  Ceanothus vestitus R. Hoffmann 1925-4-19 Los Angeles between Antelope Valley and Elizabeth Lake Comment
  UCR223807  Ceanothus vestitus R. G. Swinney 2009-6-17 11163 Los Angeles Transverse Range; San Gabriel Mtns., Ball Flat, 2.6 miles NW (312 deg. ) of Big Pines 1890 Comment
  CATA1256  Centaurea melitensis Mark L. Hoefs, Douglas R. Hoefs 1995-6-29 2340 Los Angeles Santa Catalina Island: By Empire Landing Road near quarry 124 Comment
  CATA3443  Centaurea melitensis Benjamin J. Dion, Stuart Olshevski 2017-5-3 024 Los Angeles Santa Catalina Island: Channel Side; roadside, Quarry Haul Road, Empire Landing watershed 128 Comment
  POM155615  Centaurea repens M. L. Bryan 1928-7-30 31 Los Angeles Los Angeles Comment
  RSA0024501  Centaurium venustum Robert F. Thorne 1980-4-26 54140 Los Angeles Santa Catalina Island. East slope of Blackjack Mountain, along Airport Road. Swain's Canyon Comment
  CAS-BOT-BC179812  Centrostegia thurberi Roxana S. Ferris 1918-6-12 941 Los Angeles 5 miles S of Lancaster Comment
  SBBG62322  Centrostegia thurberi R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA656482  Cerastium glomeratum Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 723 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 518 Comment
  SBBG105393  Cerastium glomeratum R. M. Beauchamp 1976-5-22 4130 Los Angeles S side of Lemon Tank Cyn 397 Comment
  CAS-BOT-BC136977  Cercocarpus Vernon Bailey 1907-10-29 s.n. Los Angeles Santa Monica Mts. (no. slope) Comment
  RSA305936  Cercocarpus betuloides Fay A. MacFadden 1933-3-30 s.n. Los Angeles Tejunga [Tujunga] Wash, Stonehurst Comment
  RSA702180  Cercocarpus betuloides Scott D. White 2004-7-27 10625 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  UC1971393  Cercocarpus betuloides Louis C. Wheeler 1946-8-25 6242 Los Angeles SAN GABRIEL MOUNTAINS: Near Soldier Creek on Coldbrook, Crystal Lake Road. Comment
  CAS-BOT-BC142130  Cercocarpus betuloides var. betuloides I. M. Johnston 1917-4-28 1372 Los Angeles San Antonio Canyon Wwash 365 Comment
  CHSC95825  Cercocarpus betuloides var. betuloides Joseph Marlowe Keefe 2001-1-19 30948 Los Angeles South by southwest face of The Eagle Rock, Eagle Rock District, Los Angeles, CA 90041 304 Comment
  RSA0091110  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-4-28 14547 Los Angeles north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  UC535375  Chaenactis artemisiifolia Ira W. Clokey, B. Templeton 1929-5-1 4489 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon Comment
  CAS-BOT-BC276922  Chaenactis fremontii A. C. Sanders; D. Malueg; K. D. Jones 1998-6-22 21995 Los Angeles San Gabriel Mountains: Soledad Pass area at N foot, ca 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation 1000 Comment
  SEINET3245917  Chaenactis glabriuscula R. G. Swinney 2008-1 8566 Los Angeles San Gabriel Mtns.: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn. 354 Comment
  POM215741  Chaenactis glabriuscula var. glabriuscula L. C. Wheeler 1933-7-4 1901 Los Angeles San Dimas Canyon, San Gabriel Mts 640 Comment
  SBBG65569  Chaenactis glabriuscula var. glabriuscula R. Hoffmann 1929-5-22 Los Angeles Del Sur to Elizabeth Lake Comment
  SBBG65582  Chaenactis glabriuscula var. glabriuscula R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  RSA92861  Chaenactis santolinoides F. W. Peirson 1928-6-2 7932 Los Angeles S fork of Rock Creek: trail toward the summit. 1982 Comment
  POM351819  Chaenactis stevioides Anstruther Davidson, Hasse 1906-6-1 1463 Los Angeles Big Rock Creek. Comment
  RSA587510  Chaenactis stevioides Orlando Mistretta 1995-3-24 1561 Los Angeles San Gabriel Mountains: Carr Canyon. 1098 Comment
  SBBG126033  Chaenactis xantiana A. Parikh, N. Gale 2010-5-10 3148 Los Angeles under power transmission lines just S of Hwy 138, 0.4 km E of 140th St W 785 Comment
  SBBG98299  Chaenactis xantiana Anstruther Davidson, H. E. Hasse 1906-6-9 Los Angeles Big Rock Crk Comment
  RSA592827  Chamaesyce albomarginata Steve Boyd 1996-4-24 8655 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA432396  Chamaesyce melanadenia H. E. Hasse 1890-4-27 s.n. Los Angeles Los Angeles Range. Comment
  RSA432397  Chamaesyce melanadenia Elbert Benjamine 1929-1-13 8426 Los Angeles Sierra Madre. Comment
  RSA70534  Chamaesyce melanadenia F. W. Peirson 1919-1-25 310 Los Angeles Arroyo Seco, near Pasadena 381 Comment
  RSA9653  Chamaesyce melanadenia L. C. Wheeler 1934-4-22 2535 Los Angeles S slope , decomposed granite W side near mouth of Santa Anita Canyon. 518 Comment
  RSA685710  Cheilanthes covillei L. E. Hoffman 1931-12-22 s.n. Los Angeles Chilao Flats, Angeles National Forest 2134 Comment
  RSA0110919  Chenopodium R. G. Swinney 2011-9-22 15670 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  UCR223806  Chenopodium R. G. Swinney 2009-8-25 11492 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  IRVC28763  Chenopodium album A. C. Sanders, Mark Elvin 2002-8-7 25557 Los Angeles north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur Santa Clara River Valley 274 Comment
  RSA423409  Chenopodium ambrosioides George R. Johnstone 1931-10-24 s.n. Los Angeles Twin Lakes. Comment
  UC699657  Chenopodium ambrosioides Kay H. Beach 1942-11-25 1731 Los Angeles roadside near guard's house at Dalton Dam; San Gabriel Mountains, San Dimas Experimental Forest 518 Comment
  IRVC28746  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25521 Los Angeles Santa Clara River Valley, S side at edge of farm fields near mouth of "Long Canyon" ca. 1 km due S of Del Valle NE end of Santa Susana Mtns. 274 Comment
  RSA0082962  Chenopodium berlandieri R. G. Swinney 2010-4-23 12355 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UCR258565  Chenopodium berlandieri R. G. Swinney 2010-5-29 13008 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  RSA725115  Chenopodium californicum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -69 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR191693  Chenopodium californicum A. C. Sanders 2008-4-23 35074 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  RSA527584  Chenopodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4361 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA535321  Chenopodium californicum T. S. Ross 1991-5-20 5353 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  SD253434  Chenopodium fremontii R. G. Swinney 2011-7-8 15468 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak. 1207 Comment
  UCR205271  Chenopodium fremontii R. G. Swinney 2005-8-17 8494 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 20 2018
  UCR106312  Chenopodium incognitum L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  RSA607502  Chenopodium leptophyllum L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  RSA518243  Chenopodium murale A. C. Sanders 1987-12-4 7586 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  SBBG106887  Chenopodium murale M. L. Hoefs, R. F. Thorne 1996-4-6 2611 Los Angeles Pebbly Beach 6 Comment
  SBBG98677  Chenopodium murale T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5065 Los Angeles lower Wilson Cove Cyn; draw SW of and above pier operations 15 Comment
  CAS-BOT-BC168153  Chorizanthe parryi var. fernandina A. C. Sanders; Mark A. Elvin; et al. 2003-4-16 26060 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course 396 Comment
  NY468352  Chorizanthe parryi var. fernandina A. M. Ottley 1920-5-3 577 Los Angeles Little Tujunga Wash 335.3 Comment
  NY468355  Chorizanthe parryi var. fernandina C. G. Pringle 1882-5-23 s.n. Los Angeles San Fernando Comment
  UCR126596  Chorizanthe parryi var. fernandina A. C. Sanders, Mark Elvin (#2969) 2003-8-7 27154 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  UCR177502  Chorizanthe spinosa LeRoy Gross 2005-5-19 2306 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
  RSA226108  Chorizanthe staticoides Robert F. Thorne, C. W. Tilforth 1971-6-17 39913 -b Los Angeles 1 mile up Placerita Canyon from junction with Antelope Valley Freeway, W end of San Gabriel Mountains 488 Comment
  RSA392668  Chorizanthe staticoides Geo. L. Moxley 1914-5-30 217 Los Angeles San Rafael Hills Comment
  RSA424903B  Chorizanthe staticoides L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles Near Junction of Foothill Blvd and Irwindale Ave. City of Irwindale. Collected in isolated floodplain between gravel pit and the San Gabriel Channel. 168 Comment
  RSA763253  Chorizanthe staticoides Justin M. Wood 2010-5-10 1617 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  UCR200162  Chorizanthe staticoides Valerie Soza, Laura A. Moore 2000-5-10 866 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  UCSB1349  Chorizanthe staticoides Wedberg, H. 1957-6-15 Los Angeles Latigo Canyon, 2 mi from 101 Comment
  RSA802567  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2011-7-1 5886 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  UCR248207  Chrysothamnus nauseosus David J. Keil 1986-9-27 19739 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  CHSC5109  Cirsium brevistylum M. MacArthur 1960-8-22 94 Los Angeles Ca. 2 mi from Hwy. 101, along left side of Latigo Canyon Rd., Santa Monica Mts. from Malibu. 152 Comment
  CAS-BOT-BC280036  Cirsium mohavense John Thomas Howell 1952-10-26 28880 Los Angeles Lancaster Comment
  UCR223662  Cirsium occidentale R. G. Swinney 2009-6-12 11127 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA0059666  Cirsium occidentale Mark Hoefs 1973-3-11 54 Los Angeles Santa Catalina Island. Near Renton Mine Road. 213 Comment
  LA91482  Cirsium occidentale var. californicum Bruce Douglas Clayton; Greg Clayton 1972-4-7 83 Los Angeles 487 Comment
  SEINET5507033 Image available Cirsium occidentale var. coulteri J. Sauer, H. Walter 1973-5-31 5535 Los Angeles crest of Santa Monica Mtns above Brentwood Comment
  UCR133719  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-14 S- 4876 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Canyon, 2 miles above ranch 220 Comment
  RSA0059676  Cirsium occidentale var. venustum Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek. 1280 Comment
  SBBG108909  Cistanthe maritima S. A. Junak 1997-3-11 SCl 743 Los Angeles Sibara Ridge overlooking Pyramid Cove, ca. 0.25 mi S of Triangulation Pt Guds 164 Comment
  CAS-BOT-BC173166  Cistanthe monandra Timothy S. Ross; Steve Boyd 1994-5-4 7644 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
  RSA466595  Cistanthe monandra Fay A. MacFadden 1931-4-9 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA733077  Cistanthe monosperma R. G. Swinney 2001-6-20 7997 Los Angeles Summit of Mt. Lewis, NW of Dawson Saddle. 2524 Comment
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Feb 6 2013
  RSA584178  Cistus creticus T. S. Ross 1990-5-15 2526 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  LA202428  Cistus ladanifer Arthur C. Gibson; Tarja Sagar 2004-9-8 5086 Los Angeles Santa Monica Mountains, E of Corral Canyon Rd Comment
  CAS-BOT-BC172440  Clarkia bottae James L. Reveal 1988-5-17 6791 Los Angeles along the Bouquet Canyon Road east of Bouquet Reservoir, 3.1 miles east of the junction of Green Valley (or Spunky Canyon) road and 3.3 miles southwest of Elizabeth Lake Road (County Road N2) in Leona Valley, 1127 Comment
  POM145749  Clarkia bottae Thomas Craig 1927-6-19 495 Los Angeles 10 miles west of Ravenna. Comment
  RSA240683  Clarkia bottae Donald R. Bissing 1973-5-18 85 Los Angeles Evey Canyon, San Gabriel Mountains: roadside 0.4 mile from mouth of canyon. 732 Comment
  RSA422719  Clarkia bottae Anstruther Davidson 1907-01 s.n. Los Angeles Canyon [Edgemont?] Hollywood. Comment
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Nov 12 2014
  RSA453469  Clarkia bottae Howard Mullins 1931-5-15 s.n. Los Angeles Griffith Park. Comment
  RSA702091  Clarkia cylindrica Scott D. White, Pam DeVries 2004-5-18 10422 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
  UCR17895  Clarkia cylindrica Martha Hilend 1928-5-26 s.n. Los Angeles Tehachapi Mountains, On the Ridge Route, near its summit 1268 Comment
  RSA580313  Clarkia cylindrica subsp. cylindrica Tim S. Ross, Steve D. Boyd 1994-5-24 7869 Los Angeles Lower NE slope of Grass Mountain: northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1148 Comment
  RSA73300  Clarkia dudleyana F. W. Peirson 1905-5-28 442 Los Angeles Rubio Wash, south of San Gabriel Mts. Comment
  RSA527637  Clarkia epilobioides Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4391 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  POM191530  Clarkia purpurea subsp. quadrivulnera J. T. Howell 1928-6-10 3875 Los Angeles Monrovia Canyon, San Gabriel Mtns. Comment
  RSA448325  Clarkia purpurea subsp. quadrivulnera Geo. L. Moxley 1917-5-10 s.n. Los Angeles Hill east of Eagle Rock Comment
  UCR131591  Clarkia rhomboidea L. C. Wheeler 1932-7-2 901 Los Angeles San Gabriel Mtns., Brown's Flat 1311 Comment
  CAS-BOT-BC165497  Clarkia unguiculata Richard S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, San Gabriel Mts., Angeles Natl. Forest, ca. 2 mi se Newhall 518 Comment
  CAS-BOT-BC165514  Clarkia unguiculata R. J. D. 1927-5-26 656 Los Angeles Sierra Madre Mts. Comment
  RSA133257  Clarkia unguiculata Peter H. Raven 1959-5-3 14074 Los Angeles Santa Monica Mountains: Mulholland Drive near head of Franklin Canyon 381 Comment
  UCD105038  Clarkia unguiculata Gerald Dickinson 1962-5-19 41 Los Angeles 3 miles W of Topanga Canyon-Mulholland, Santa Monica Mountains. 356 Comment
  UCR88512  Clarkia unguiculata Scott D. White, Chet McGaugh 1995-5-9 3025 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  SFV22006  Claytonia parviflora subsp. parviflora V. Soza, L. Gross, A. Munoz 2000-5-12 885 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. Northeast-facing slope alongside trail to fire road. 396 Comment
  RSA729185  Claytonia parviflora subsp. utahensis R. G. Swinney 1998-7-14 6452 Los Angeles north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat. 1890 Comment
  CAS-BOT-BC439703  Claytonia parviflora subsp. viridis Le Roy Abrams; E. A. McGregor 1908-7-3 611 Los Angeles North Baldy Mountain, San Gabriel Mountains 2286 Comment
  RSA784357  Claytonia perfoliata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 3 Los Angeles Angeles National Forest: Sawmill Mountain. Road 7N08 turn from Co Hwy N2, first major dirt road crossing. Comment
  UC1136719  Claytonia perfoliata subsp. intermontana G. T. Nordstrom 1935-4-4 380 Los Angeles 2.8 mi w Gorman; Tejon Quad. 1310 Comment
  RSA716917  Claytonia perfoliata subsp. mexicana LeRoy Gross, Steve Boyd, Naomi Fraga, Valerie Soza 2006-3-17 2457 Los Angeles Along the main crest, just west of a Radio Tower. With Sheep Corral Canyon draining the north side and Wildwood Canyon drainig the southern side. 928 Comment
  UC852079  Claytonia perfoliata subsp. mexicana F. R. Fosberg 1931-4-4 S 4486 Los Angeles Cherry Canyon; Santa Catalina Island 30 Comment
  UCR256576  Claytonia rubra subsp. rubra Anuja Parikh, Nathan Gale 2011-6-28 3519 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.1 km SW of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1280 Comment
  SFV10187  Clematis lasiantha J. G. Cuti 1978-4-19 62 Los Angeles Verdugo Mountains About 1.7 miles from end of Walnut Ave. on Stough Canyon fire road. 549 Comment
  LA52244  Clematis lasiantha Tom O'Donnell; 1953-4-30 Los Angeles SANTA MONICA MOUNTAINS, Big Oak Flats. 457 Comment
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Jun 18 2014
  CATA946  Clematis ligusticifolia Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1810 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  RSA654624  Clematis pauciflora Glenda Long 1981-4-26 26 Los Angeles West Fork San Gabriel Canyon, two miles up the road on left side. Comment
  POM2453  Cleome isomeris W. R. Dudley, F. H. Lamb 1896-06 4439 Los Angeles Gorman Comment
  SEINET4074910  Cleome isomeris R. Moran 1941-1 668 Los Angeles Collected south of Wilson's Harbor on Santa Catalina Island. 25 Comment
  SD252351  Clinopodium douglasii Steven A. Junak 1999-7-15 Sca 1033 Los Angeles Santa Catalina Island: Bulrush Canyon, just upstream from Sca-1027.\; on N-facing creek bank. 244 Comment
  POM117777  Collinsia callosa Marcus E. Jones 1926-6-7 s.n. Los Angeles South of Lebec. Comment
  UC219118  Collinsia childii I. Johnston 1917-6-15 6 Los Angeles Cascade Canyon; San Antonio Mtns 1371 Comment
  LA52025  Collinsia heterophylla J. A. Ewan; 1929-5-4 3464 Los Angeles Comment
  LA91449  Collinsia heterophylla Bruce Douglas Clayton; Greg Shaw 1972-4-1 49 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Shovel Spring. 502 Comment
  RSA606178  Collinsia heterophylla Leota Brice 1930-5-22 s.n. Los Angeles Mint Canyon. Comment
  RSA408260  Collinsia heterophylla Louis C. Wheeler 1933-5-5 1695 Los Angeles San Gabriel Mountains, Fish Canyon. 290 Comment
  RSA0076378  Collinsia torreyi var. wrightii Philip A. Munz 1921-6-17 4644 Los Angeles Sawmill, Swartout Valley. 2073 Comment
  UC52751  Collomia grandiflora Geo. B. Grant 1901-1 1898 Los Angeles Pasadena Comment
  UCR119529  Commelina benghalensis L. C. Wheeler 1947-4-7 6462 Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo at Garvey Blvd., 1 mi west of El Monte 70 Comment
  UCSB68612  Conium maculatum Gross, LeRoy; Fraga, Naomi; Williams, Steve 2002-7-17 Los Angeles Transverse Ranges: Verdugo Mountains Region: North side: La Tuna Canyon; follow creekbed just north of La Tuna Canyon Road (Burbank 7.5; T2N R14W S26 & 25) 295 Comment
  SBBG79814  Constancea nevinii F. R. Fosberg 1931-7-16 5609 Los Angeles Avalon 5 Comment
  RSA0002500  Convolvulus peirsonii F. W. Peirson 1923-5-27 3537 Los Angeles On north bank of canyon of Rock Crrek, north base of San Gabriel Mts. Comment
  UCR209877  Conyza canadensis R. G. Swinney 2008-9-9 9330 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA91007  Conyza canadensis F. W. Peirson 1919-09 273 Los Angeles Weed at 1085 New York Drive, Altadena Comment
  RSA594403  Conyza coulteri Steve Boyd, Lauren Raz 1996-10-14 9080 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  RSA412290  Cordylanthus rigidus subsp. setiger F. R. Fosberg 1931-8-10 S 5625 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UCR125435  Coreopsis bigelovii A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25711 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  RSA517851  Coreopsis californica Steve Boyd 1986-3-30 1501 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  POM356048  Coreopsis californica var. californica L. C. Wheeler 1933-4-16 1646 Los Angeles San Gabriel Mountains: Liveoak Canyon. 426 Comment
  UC829014  Coreopsis californica var. californica Marcus E. Jones, A. M. 1882-5-2 3373 Los Angeles Pasadena Comment
  CAS-BOT-BC101020  Coreopsis gigantea Geo. B. Grant 1904-4-21 s.n. Los Angeles on Santa Catalina Island, Pacific Ocean, off Southern California Comment
  POM356026  Coreopsis gigantea Albert J. Perkins 1919-4-20 s.n. Los Angeles Catalina Island, road to summit. Comment
  RSA188168  Coreopsis gigantea R. F. Thorne 1966-4-4 35795 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  UC33140  Coreopsis gigantea Blanche Trask 1896-4-1 Los Angeles Avalon Santa Catalina Island, Avalon Comment
  OBI35708  Corethrogyne filaginifolia Rebecca Cicoria 1982-4-25 48 Los Angeles Palos Verdes Peninsula: George F. Cyn, Rolling Hills Comment
  UC485380  Corethrogyne filaginifolia Crawford and Hiatt 1916-3-29 566 Los Angeles Santa Monica Mts. Comment
  RSA356137  Corethrogyne filaginifolia var. filaginifolia Kenneth R. Montgomery 1973-8-22 73 -168 Los Angeles San Gabriel Mountains, Angeles National Forest, Little Tujunga Canyon, Dillion Divide, Forest Route 4N47. Comment
  RSA754096  Corethrogyne filaginifolia var. filaginifolia Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1810 Los Angeles San Gabriel River Main Stem, Pejos Canyon near USGS marker el. 1974; cliff next to road on south side of bridge 602 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
  POM34143  Cotula australis George B. Grant 1905-4-3 s.n. Los Angeles Pasadena. Comment
  UCR219445  Cotula australis R. G. Swinney 2009-3-28 10202 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  CAS-BOT-BC291372  Cotula coronopifolia Le Roy Abrams 1901-4-1 1226 Los Angeles Ballona Harbor Comment
  UC557689  Crassula connata var. eremica Nell Murbarger 1936-3-1 160 Los Angeles San Clemente Isl. Comment
  RSA756317  Cressa truxillensis A. C. Sanders, Lorraine Weller, Alejandra Martinez 2009-9-16 37178 Los Angeles Los Angeles, Watts area, along Stanford Ave. between 111th Place and end at drainage ditch 34 Comment
  SBBG32123  Cressa truxillensis R. N. Philbrick with R. F. Thorne 1967-5-19 B 67238 Los Angeles Little Harbor Comment
  SBBG34670  Crocanthemum scoparium S. A. Junak with K. Kirkland 1998-4-30 SCa 571 Los Angeles extreme upper reaches of N fork of Descanso Cyn just downslope from Airport Rd 365 Comment
  SD85171  Crossosoma californicum E. R. Blakley 1963-4-7 5518 Los Angeles Santa Catalina Island, Middle Ranch Canyon 230 Comment
  UC1234630  Crossosoma californicum Peter H. Raven 1962-5-22 17842 Los Angeles Middle Ranch Santa Catalina Island 213 Comment
  RSA0088149  Croton californicus R. G. Swinney 2010-5-4 12515 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  SD253440  Croton californicus R. G. Swinney 2010-4-13 12189 Los Angeles San Gabriel Mountains: 0.35 mile north of Limekiln Canyon, bottom along ridgeline motorway, south of Pacoima Dam. 0.4 mile east of Pacoima Canyon. 609 Comment
  SD39881  Croton californicus Edith A. Purer 1932-4-23 2771 Los Angeles El Segundo Comment
  SFV2076  Croton californicus K. A. Wilson 1961-3-12 1006 Los Angeles Santa Monica Mountains Point Dume. Summit of Birdview and Cliffside Drive. 38 Comment
  UCR125173  Croton californicus A. C. Sanders, Mark Elvin 2002-6-25 25277 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR125629  Croton californicus A. C. Sanders 2003-5-26 26855 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  RSA552450  Croton californicus var. mohavensis D. Charlton, Mark Hagan 1989-6-14 3255 Los Angeles West of south gate, sled track, Edwards Air Force Base. 701 Comment
  SBBG131541  Crypsis vaginiflora S. A. Junak 1999-7-16 SCa 1047 Los Angeles Little Springs Reservoir 128 Comment
  RSA0108831  Cryptantha barbigera R. G. Swinney 2010-5-21 12893 A Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UC551852  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10646 Los Angeles Grand Canyon Santa Catalina Island Comment
  RSA0031375  Cryptantha clevelandii Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4321 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  UCR98788  Cryptantha decipiens Steve Boyd, L. Raz 1997-4-30 9594 Los Angeles Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine 915 Comment
  RSA507531  Cryptantha flaccida L. C. Wheeler 1967-5-8 9341 Los Angeles between Bouquet Junction and Bonelli Ranch 396 Comment
  HSC12504  Cryptantha intermedia Wendell Wood 1970-6-24 50 Los Angeles Angeles Crest Hwy., 6 mi. beyond intersection of Foothill Blvd. 762 Comment
  LA209958  Cryptantha intermedia Peter H. Raven; 1959-4-4 13956 Los Angeles Santa Monica Mountains, Point Dume, above the beach 30 Comment
  RSA783079  Cryptantha intermedia Pam De Vries 2011-4-20 7778 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  SBBG98090  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5132 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  POM96824  Cryptantha intermedia F. M. Reed 1926-6-12 5128 Los Angeles Abandoned lot N of Aracdia Comment
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May 1 2011
  UC1537696  Cryptantha intermedia Gordon H. True Jr. 1938-6-22 886 Los Angeles near Bouquet Dam 609 Comment
  RSA0009292  Cryptantha maritima R. F. Thorne 1965-5-11 34577 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  RSA316342  Cryptantha micrantha R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54952 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA0095243  Cryptantha micrantha var. lepida R. G. Swinney 2011-6-7 15026 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1585 Comment
  RSA0091745  Cryptantha microstachys R. G. Swinney 2011-5-26 14862 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA610737  Cryptantha microstachys L. C. Wheeler 1933-7-4 1898 Los Angeles San Dimas Canyon, San Gabriel Mts 640 Comment
  RSA802341  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2011-7-7 5926 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  UCR154236  Cryptantha microstachys A. C. Sanders, T. B. Salvato 2005-5-24 30258 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UCR259578  Cryptantha microstachys R. G. Swinney 2010-4-13 12209 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA0053880  Cryptantha muricata R. G. Swinney 2010-5-11 12636 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA0078911  Cryptantha muricata var. denticulata D. L. Crawford 1915-6-30 s.n. Los Angeles Bear Flats, Mts. above Claremont. 2134 Comment
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Sep 6 2021
  POM3905  Cryptantha muricata var. jonesii I. M. Johnston 1918-5-12 1950 Los Angeles San Antonio Mountains. San Antonio Canyon. At Hog Back 1128 Comment
  RSA0011526  Cryptantha muricata var. jonesii Orlando Mistretta, Christine Mistretta 2011-6-23 5726 -a Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  SBBG63839  Cryptantha nevadensis R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  SEINET3860016  Cryptantha nevadensis R. G. Swinney 2009-4-24 10454 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  JEPS116923  Cryptantha nevadensis David Gowen 2008-4-30 883 Los Angeles Southwest corner of Avenue D (Hwy 138) and 210th St. West. Comment
  RSA0040380  Cryptantha nevadensis var. rigida R. G. Swinney 2010-5-11 12659 Los Angeles Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary. 829 Comment
  RSA571541  Cryptantha nevadensis var. rigida Steve Boyd, Darin Banks, Orlando Mistretta 1994-4-29 8306 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  RSA758244  Cryptantha nevadensis var. rigida Orlando Mistretta, Christine Mistretta 2008-4-16 2466 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  RSA587396  Cryptantha oxygona Orlando Mistretta 1992-5-8 273 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir 1066 Comment
  SD247359  Cryptantha oxygona Mitch Provance, Callen Huff 2009-4-29 10698 Los Angeles Tehachapi Mountains; Tejon Ranch, south of Lebec, lower slopes above Interstate 5, ca. 0.7 mile east of Gorman. 1230 Comment
  RSA0079299  Cryptantha pterocarya var. pterocarya Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -63 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR138550  Cryptantha pterocarya var. pterocarya Steve Boyd, Orlando Mistretta 1986-3-31 1520 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  UCR261881  Cryptantha pterocarya var. pterocarya Tim Thomas 2014-5-4 6289 Los Angeles Mojave Desert, Antelope Valley, 2.6 miles north of Neenach, just east of aqueduct just south of Ave A 884 Comment
  RSA592180  Cryptantha similis L. C. Wheeler 1967-5-12 9444 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA595814  Cryptantha similis L. C. Wheeler 1967-5-9 9377 Los Angeles Aliso Canyon, east of Acton, ca. 1 mi. downstream from Wagon Wheel Ranch. 1067 Comment
  RSA611837  Cryptantha similis Steve Boyd, Valerie Soza 1998-4-28 10175 Los Angeles Liebre Mountains region: Antelope Valley, at foot of Portal Ridge along Lancaster Road, just south of the junction with Highway 138, west of Fairmont. Comment
  RSA79626  Cryptantha simulans F. W. Peirson 1920-6-10 2157 Los Angeles [San Gabriel Mountains] summit of Mt. Wilson. 1737 Comment
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Feb 1 2017
  SEINET10896302  Cryptomeria japonica David B. Dunn 1957-1 Dunn UMO 41724 Los Angeles Collected from a street tree in Los Angeles, Calif. Tree 50 ft tall. Comment
  UCR239999  Cuscuta R. G. Swinney 2009-11-9 11589 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
  CAS-BOT-BC224491  Cuscuta californica Tim Ross 1992-6-15 6575 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): S-draining tributary of Turnbull Canyon 304 Comment
  UCR246766  Cuscuta subinclusa Pat Akers 2008-9-10 PDR 1440793 Los Angeles El Monte, on San Gabriel [River], north of Thienes [Ave.] Comment
  RSA250557  Cycladenia humilis var. venusta R. F. Thorne, John Dourley 1967-10-3 37297 Los Angeles Mt. Baden-Powell: just N of summit 2805 Comment
  UC76773  Cynodon dactylon J. Burtt Davy 1901-5 7755 Los Angeles Los Angeles Comment
  UC816661  Cynodon dactylon Ezra C. Knopf 420 Los Angeles Santa Catalina Island Comment
  UCR130505  Cynodon dactylon R. E. Riefner Jr. 2003-9-13 03- 343 Los Angeles South Coast, city of Long Beach, vicinity of Veterans Stadium, Lew Davis St. near intersection with Clark Ave. 21 Comment
  UCR204575  Cynodon dactylon R. G. Swinney 2005-8-5 8392 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  SBBG131914  Cyperus S. A. Junak 2000-6-29 SCa 1352 Los Angeles just E of Middle Ranch Rd, ca. 1.1 mi from intersection with Airport Rd 289 Comment
  RSA547793  Cyperus eragrostis Timothy S. Ross, Peter Fritsch 1990-6-20 3585 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  CAS-BOT-BC113867  Cyperus niger var. capitatus H. E. Hasse 1907-7-15 s.n. Los Angeles Cienega. Comment
  UCR101201  Cyrtomium falcatum L. C. Wheeler 1972-12-24 12797 Los Angeles San Gabriel Mtns., center of Las Flores Canyon 762 Comment
  POM11156  Cystopteris fragilis F. W. Peirson 1920-9-15 s.n. Los Angeles Mt. San Antonio, north slope 2819 Comment
  RSA0055951  Cystopteris fragilis Richard G. Swinney 2010-10-13 14013 Los Angeles San Gabriel Mountains: Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA0106595  Cystopteris fragilis Orlando Mistretta, Christine Mistretta 2008-5-16 3105 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  RSA584861  Cytisus monspessulanus T. S. Ross 1993-6-1 7365 b Los Angeles NW margin of Chantry Flat. 665 Comment
  RSA562559  Dactylis glomerata Steve Boyd, Orlando Mistretta 1993-5-11 8125 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  RSA623788  Dactylis glomerata Kathleen J. Wilder 1991-5-11 77 Los Angeles Mt. Fiji on Occidental campus near rugby field 244 Comment
  SBBG19141  Dactylis glomerata M. A. Piehl 1963-12-8 631100 Los Angeles W border of loading area at airfield 51 Comment
  SD69565  Dactylis glomerata Robert F. Thorne 1966-6-1 36487 Los Angeles Santa Catalina Island; lawn of St. Catherine's Hotel, north of Avalon 4 Comment
  RSA681157  Datisca glomerata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1068 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 550 Comment
  UCR210026  Datisca glomerata R. G. Swinney 2008-7-16 9263 Los Angeles San Gabriel Mtns., Little Rock Creek Canyon, 1.7 mi. south of Burkhart Saddle along the Burkhart Trail, at stream crossing 1793 Comment
  RSA549240  Datura wrightii Scott D. White 1992-10-8 871 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA421887  Datura wrightii M. Bisbee 1917-9-10 s.n. Los Angeles Fields, Eagle Rock Comment
  RSA652001  Datura wrightii James B. Armstrong 1949-11-21 s.n. Los Angeles 4 mi east of the junction of Badillo Ave and Kendall Way, Covina. 183 Comment
  RSA0030880  Daucus pusillus Louis C. Wheeler 1934-4-27 2571 Los Angeles Marshall Creek, San Gabriel Mts. 487 Comment
  JEPS12590  Deinandra clementina unknown 1906-9-1 Los Angeles off s California Pacific Ocean; Santa Catalina Island Comment
  UC483208  Deinandra clementina L. R. Abrams and I. L. Wiggins 1931-7-6 381 a Los Angeles vicinity of Mosquito Harbor; San Clemente Island Comment
  LA203718  Deinandra fasciculata A. M. Johnson; 1934-5-4 4482 Los Angeles Santa Catalina Island, S side, near isthmus Comment
  UC897751  Deinandra fasciculata Carl Epling, N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mts Comment
  UCD131070  Deinandra fasciculata G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  CAS-BOT-BC131011  Deinandra minthornii John Thomas Howell 1977-3-7 52314 Los Angeles Summit of Santa Susana Pass, Los Angeles - Ventura Co. line Comment
  RSA394508  Delphinium cardinale Fay A. MacFadden 1931-6-24 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCD95644  Delphinium cardinale Daryl Koutnik 1978-6-24 554 Los Angeles Mulholland Highway, one mile south of Seminole Hot Springs. 335 Comment
  NY24258  Delphinium luteum E. K. Balls 1952-3-27 16215 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA781235  Delphinium parishii R. G. Swinney 2009-5-13 10787 Los Angeles Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  UCR140960  Delphinium parishii June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, South Fork, Big Rock Creek 1402 Comment
  UCR205897  Delphinium parishii R. G. Swinney 2008-5-8 8783 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-BC7971  Delphinium parishii subsp. parishii W. R. Dudley; Frank Haines Lamb 1896-6-9 4371 Los Angeles Kings Canyon, Liebre Mountains Comment
  RSA511320  Delphinium parishii subsp. parishii L. F. LaPre 1988-5-13 s.n. Los Angeles Lake Hughes, 16 miles (airline) W of Lancaster in the San Andreas Rift. 1037 Comment
  RSA398707  Delphinium parryi G. I. Moiley 1919-5-6 593 Los Angeles Catalina Island. Comment
  RSA398706  Delphinium parryi R. J. Smith 1934-5-24 s.n. Los Angeles Santa Catalina Island. Comment
  UCR95524  Delphinium parryi subsp. parryi L. C. Wheeler 1967-5-8 9361 Los Angeles San Gabriel Mtns, foothills NE of Saugus 412 Comment
  RSA604419  Delphinium parryi subsp. parryi Louis C. Wheeler 1936-6-6 4119 Los Angeles E side San Dimas Canyon near dam, San Gabriel Mountains. 457 Comment
  RSA400032  Delphinium patens subsp. hepaticoideum Ella M. Kennedy 1923-4-2 s.n. Los Angeles San Gabriel Canyon. Comment
  UCD96559  Delphinium patens subsp. hepaticoideum James Dilley; Jaime Kneitel 1997-2-23 s.n. Los Angeles San Gabriel Mts., Angeles National Forest, Trail Canyon, off of Big Tujunga Cyn Rd. About 1 mile up the trail. Comment
  CAS-BOT-BC82900  Dendromecon rigida C. F. Baker 1904-4-4 4150 Los Angeles Claremont. Comment
  LA32136  Dendromecon rigida Henry J. Thompson; 1959-3-27 1897 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi NE of peak. 609 Comment
  UCR271530  Dendromecon rigida R. G. Swinney 2011-5-31 14915 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
  POM155802  Dendromecon rigida subsp. rhamnoides M. B. Dunkle 1928-4-21 1878 Los Angeles Renton Mine Hill, Santa Catalina Island. 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
  RSA730261  Descurainia pinnata R. G. Swinney 1999-6-18 7278 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  UCR187138  Descurainia pinnata A. C. Sanders 2006-5-16 32306 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA595621  Descurainia pinnata subsp. intermedia L. C. Wheeler 1967-5-9 9384 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  SD69468  Descurainia pinnata subsp. menziesii Robert F. Thorne 1966-4-6 35921 Los Angeles Santa Catalina Island: old quarry west of Empire Landing 74 Comment
  SJSU9909  Descurainia sophia J. L. Ferrell 1965-4-14 Los Angeles 2 mi E of Palmdale Comment
  RSA433540  Dicentra chrysantha N. C. Cooper 1949-6-18 4198 Los Angeles Mt. Baldy Resort. 1220 Comment
  SD1891  Dicentra chrysantha Ruth B. Randall Jul 1931 183 Los Angeles Big Pines near Los Angeles. Comment
  SD82876  Dieteria canescens R. F. Thorne, M. Z. Thorne 1969-7-9 38539 Los Angeles San Gabriel Mountains; Angeles National Forest; summit of Table Mountain above Big Pines Ranger Station. 2135 Comment
  CAS-BOT-BC150635  Diplacus longiflorus C. F. Baker 1909-5-15 5320 Los Angeles Mts. near Claremont Comment
  CAS-BOT-BC150657  Diplacus longiflorus Mrs. T. C. Pease 1910-5-7 s.n. Los Angeles Claremont Comment
  CATA1248  Distichlis littoralis Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2328 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  UCD64168  Distichlis spicata Beecher Crampton 1955-4-28 2725 Los Angeles Old State Hwy. 138, 7.5 miles west Lancaster. Comment
  HSC6732  Dithyrea californica C. S. Apperson 1966-4-24 Los Angeles Junction of 240th St. and Ave. R8, 3.5 mi. S of Moody Springs Comment
  UC141704  Dodecatheon clevelandii subsp. clevelandii C. F. Baker 1904-4-1 4110 Los Angeles Claremont Comment
  SBBG38688  Dodecatheon clevelandii subsp. insulare R. Moran 1941-2-16 571 Los Angeles Middle Ranch 500 Comment
  RSA461939  Dodecatheon jeffreyi H. de Forest 1931-06 s.n. Los Angeles Along Ridge Route. Comment
  UCR202691  Dodecatheon redolens R. G. Swinney 2001-8-11 8033 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  CAS-BOT-BC41704  Draba cuneifolia var. sonorae Geo. B. Grant 1901-3-24 s.n. Los Angeles Eaton Wash. Comment
  CAS-BOT-BC536113  Drymocallis glandulosa var. reflexa LeRoy Abrams 1902-6-30 2585 Los Angeles Strains camp, Mt. Wilson Comment
  RSA729425  Drymocallis lactea var. lactea R. G. Swinney 1998-7-14 6430 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  RSA650210  Dryopteris arguta Brinkerhoff 1949-2-2 s.n. Los Angeles Below Cal Poly, San Dimas. 182 Comment
  SEINET4044595  Dudleya cymosa D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Pt. Mugu State Park. 76 Comment
  RSA679295  Dudleya cymosa subsp. cymosa Mark Elvin, Anne Marie Ruff 1996-8-1 295 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road (gate). South side of road on curve. Comment
  RSA660888  Dudleya cymosa subsp. pumila Gerald Braden, Lori Ackerman 1988-5-19 20 Los Angeles Strawberry Peak. Comment
  RSA675025  Dudleya cymosa subsp. pumila Scott D. White, Kent Hughes 2000-5-17 7868 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA695505  Dudleya cymosa subsp. pumila Valerie L. Soza, Sarah J. De Groot 2003-6-18 1689 Los Angeles Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, approximatly 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. 1982 Comment
  SBBG129325  Dudleya cymosa subsp. pumila A. Parikh, N. Gale 2012-5-2 3575 Los Angeles W Fork San Gabriel River, 0.6 km E of Cogswell Dam 685 Comment
  RSA733226  Dudleya lanceolata R. G. Swinney 1998-8-17 6768 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  UCR216455  Dudleya lanceolata Nolan M. Ung 2008-5-26 035 Los Angeles San Gabriel Mountains, San Antonio Canyon above Upland, south of Mt. Baldy Village at Angeles National Forest fire station, just north of Shinn Rd., near San Bernardino Co. line 762 Comment
  RSA587397  Dudleya lanceolata Orlando Mistretta 1992-5-8 317 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  CAS-BOT-BC109761  Dudleya virens Jim Dice; Rowena Thompson; Bob Thompson 1983-6-7 350 Los Angeles Palos Verdes Hills, southeast edge of Portuguese Bend, ca. 0.6 km. south of Palos Verdes Drive South. 36 Comment
  SFV21088  Dysphania ambrosioides L. Gross, V. Soza, N. Gilbert 2000-10-18 291 Los Angeles Verdugo Mountains Hostetter Mountainway. Along roadside near above coordinates. 915 Comment
  RSA0083136  Echinochloa crus-galli R. G. Swinney 2010-6-29 13379 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  RSA636099  Echinodorus berteroi L. C. Wheeler 1953-9-27 7052 Los Angeles San Gabriel Mountains: Arroyo Seco, just upstream 100 yards from Pasadena water intake. . Comment
  UCSB27635  Ehrendorferia chrysantha Lavinger, S. 1975-12-1 Los Angeles On Lake Hughes Road 2 miles north of Prospect Campgrounds 762 Comment
  CDA20575  Ehrharta erecta M. O'Brien 2005-8-14 MOB 7 -05 Los Angeles South Coast; Malibu Bluffs Park. 0 Comment
  SD218941  Ehrharta erecta Pamela Conway, LeRoy Gross 2010-12-27 1 Los Angeles Little Santa Anita Canyon; short distance west from the old Mt. Wilson toll road along trail to Orchard Camp. 395 Comment
  JEPS45766  Elatine brachysperma Frank W. Peirson 1921-6-19 2470 Los Angeles Crystal Lake San Gabriel Mtns Comment
  RSA0125361  Eleocharis montevidensis Steve Boyd, Michael Wall 1996-5-16 8788 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca. 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  RSA365443  Eleocharis montevidensis var. montevidensis H. L. Bauer 1929-09 382 Los Angeles Long Beach. 30 Comment
  RSA601143  Eleocharis parishii L. C. Wheeler 1966-10-22 9038 Los Angeles San Gabriel Mountains. Aliso Canyon near confluence with Gleason Canyon. 944 Comment
  UCR138520  Eleocharis parishii L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Soledad Canyon, Santa Clara River 530 Comment
  UCR99559  Eleocharis parishii B. G. Pitzer, Paul Gomez 1996-4-28 2749 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  CAS-BOT-BC227504  Elymus elymoides Victor Duran 1933-7-9 3506 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  RSA771603  Elymus elymoides R. G. Swinney 2009-5-28 10971 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  SBBG56928  Elymus glaucus R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  RSA561611  Elymus glaucus subsp. jepsonii Steve Boyd, Walter Appleby 1993-5-24 8160 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within Tujunga Ranger District of Angeles National Forest. Ridgeline southeast of May Canyon Saddle leading to May Peak. 1098 Comment
  POM185013  Elymus glaucus subsp. virescens Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont. 365 Comment
  CAS-BOT-BC234095  Elymus multisetus Roxana S. Ferris 1918-6-12 934 Los Angeles 5 miles south of Lancaster Comment
  SBBG59338  Elymus multisetus R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  CATA681  Emmenanthe penduliflora Mark L. Hoefs 1991-4-26 1172 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  RSA658987  Encelia actoni Walter Wisura 2001-5-18 5165 Los Angeles Western Mojave Desert: Fort Tejon Rd 3.7 mi E. of Bob's Gap Road Comment
  UC1922691  Encelia actoni Scott D. White, A. Warniment 2006-7-7 11627 Los Angeles SE TEHACHAPI MTNS.: Gorman area, west of the I-5 Freeway at SR-138 interchange. Lebec 7.5' Quad. Comment
  CAS-BOT-BC131213  Encelia californica Peter H. Raven 1956-6-17 9409 Los Angeles N.W. of Sunset Blvd. at Sepulveda Blvd. on slopes of the Santa Monica Mountains Comment
  CAS-BOT-BC131216  Encelia californica Lewis S. Rose 1934-12-31 34533 Los Angeles Griffith Park, Los Angeles Comment
  CAS-BOT-BC131221  Encelia californica Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island 30 Comment
  LA94430  Encelia californica Harlan Lewis; 1940-4-3 1269 Los Angeles Santa Monica Mountains, 10 mi. N [W] of Malibu Beach 1 Comment
  OBI35613  Encelia californica Rebecca Cicoria 1981-4-23 18 Los Angeles 1/2 mi SW of rolling Hills Fire Station Comment
  POM199685  Encelia californica I. W. Clokey, B. C. Templeton 1929-03 4453 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA177882  Encelia californica R. F. Thorne, Percy C. Everett 1965-5-11 34589 Los Angeles Santa Catalina Island. N side of N cove of Little Harbor 5 Comment
  RSA313368  Encelia californica R. F. Thorne 1973-4-12 42923 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 5 Comment
  UC472316  Encelia californica Geo. B. Grant May 1903 395 Los Angeles Pasadena Comment
  RSA0089244  Ephedra nevadensis var. nevadensis Steve D. Boyd, Gary D. Wallace 2011-4-14 12314 A Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UC1584232  Ephedra viridis Tim Ross and Steve Boyd 1990-6-6 2874 Los Angeles on the scree slopes to the sw of Piru Pond (Liebre Mtn USGS 7.5 ft quadrangle, Los Padres National Forest (admin. by Angeles N. F.)); Los Padres National Forest, Liebre Mtn USGS quadrangle, Piru 644 Comment
  UC215362  Ephedra viridis I. M. Johnston 1917-8-23 1721 Los Angeles Prairie Fk. San Gabriel River; Southern California, San Antonio Mountains, San Gabriel Rive 1524 Comment
  UCR214656  Epilobium campestre A. C. Sanders, Dan S. Cooper 2010-4-30 38147 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR259173  Epilobium canum R. G. Swinney 2010-9-9 13755 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC166252  Epilobium canum subsp. canum C. F. Baker 1903-8-2 3657 Los Angeles San Antonio [Canon] Canyon - near Claremont Comment
  LA206116  Epilobium canum subsp. canum Louis C. Wheeler; 1931-9-8 150 Los Angeles Eagle Rock 274 Comment
  RSA0080364  Epilobium canum subsp. canum R. G. Swinney 2011-7-21 15540 Los Angeles Strawberry Peak summit. 1860 Comment
  RSA526645  Epilobium canum subsp. canum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4218 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  RSA595642  Epilobium canum subsp. canum Steve Boyd, Lauren Raz 1996-10-8 9005 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 0.9 miles south of junction with Forest Service Road 6N08. 561 Comment
  UCD105435  Epilobium canum subsp. canum M. Vincent 1962-7-10 277 Los Angeles Piuma Road, 3 miles E of Malibu Canyon Road. Comment
  UCSB4528  Epilobium canum subsp. canum Wedberg, H. 1956-9-11 Los Angeles U.S. 101, coast, 0.8 mi W Tuna Can. Comment
  LA82406  Epilobium canum subsp. canum O. H. Kappler; 1943-6-20 503 Los Angeles Comment
  RSA588450  Epilobium canum subsp. latifolium Anstruther Davidson 1889-08 s.n. Los Angeles Los Angeles. Comment
  UCR277412  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-13 15785 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  UCR168335  Epilobium canum subsp. mexicanum F. H. Elmore 1939-11-24 s.n. Los Angeles Channel Islands, Wilson Cove, San Clemente Island 122 Comment
  RSA0113228  Epilobium ciliatum R. G. Swinney 2010-9-30 13925 Los Angeles San Gabriel Mountains; 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  RSA0091105  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-6-30 15396 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA188546  Epilobium ciliatum subsp. ciliatum Robert F. Thorne, J. Olmstead 1965-8-16 35417 Los Angeles Angeles national Forest, swampy woods along Prairie Fork, in mixed evergreen forest 1585 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
  RSA589069  Epilobium densiflorum Orlando Mistretta 1994-6-6 1333 Los Angeles San Gabriel Mts: Little Rock Creek. Slopes on E side of canyon S of jct. of Forest Service roads 4N15 and 5N04.3. 1433 Comment
  UCD138933  Epipactis gigantea P. C. Everett; E. K. Balls 1960-5-30 24132 Los Angeles San Gabriel Canyon, 2.5 mile from Azusa. 243 Comment
  POM308103  Epipactis gigantea Henry J. Ramsey, Henry J. Ramsey 1937-7-18 2947 Los Angeles Soldiers Creek, San Gabriel Mountains Comment
  SEINET6166317  Epipactis gigantea G. B. Grant June 1904 404 Los Angeles Eagle Rock Canyon, Pasadena Comment
  UC1870341  Equisetum hyemale subsp. affine LeRoy Gross, Wayne Law 2000-8-8 245 Los Angeles [Coastal Plains & Basins; San Fernando Valley Basin region]; 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 Comment
  UCR19847  Equisetum hyemale subsp. affine H. M. Ritter 1931-4-21 s.n. Los Angeles Griffith Park, Los Feliz Bridge, Los Angeles River 122 Comment
  RSA617454  Equisetum laevigatum L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  RSA729319  Equisetum laevigatum R. G. Swinney 1999-6-30 7474 Los Angeles Grand View Canyon, c. 1.3mi. north of Big Pines Hwy at All Nations Camp. 1561 Comment
  SFV3  Equisetum laevigatum K. A. Wilson 1961-3-14 1031 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Seminole Hot Springs. 460 Comment
  UC810268  Equisetum laevigatum F. R. Fosberg 1931-4-15 R 90 Los Angeles Eagle's Nest Middle Ranch Canyon; Santa Catalina Isl. 180 Comment
  RSA684717  Equisetum telmateia var. braunii T. S. Clare 1921-3-28 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA684716  Equisetum telmateia var. braunii A. Nicholeon 1933-5-7 18144 Los Angeles Malibu Canyon Comment
  CAS-BOT-BC204478  Eragrostis cilianensis Ernest C. Twisselmann 1970-10-17 17549 Los Angeles Antelope Valley: Gorman Highway 5 miles west of Highway 14 1005 Comment
  RSA612216  Eragrostis mexicana subsp. virescens L. C. Wheeler 1932-8-9 1128 Los Angeles 2 miles SW [of] Azusa 107 Comment
  RSA578718  Eremalche exilis Tim S. Ross, J. Mark Porter 1994-5-1 7575 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  LA30499  Eremocarpus setiger Jane Turner; T. Mosquin 1958-11-16 C 46 Los Angeles 472 Comment
  RSA76951  Eremocarpus setiger F. W. Peirson 1919-10-26 2046 Los Angeles Along Pacific Electric tracks to Rubio Canyon, San Gabriel Mts. 549 Comment
  RSA0041937  Eremogone macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10006 -A Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  UCR281985  Eremothera boothii subsp. desertorum R. G. Swinney 2014-4-17 16092 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  UCR282002  Eremothera refracta R. G. Swinney 2014-5-1 16319 B 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
  RSA0104342  Eriastrum densifolium subsp. austromontanum J. R. Shevock 1974-7-19 3733 Los Angeles OAlong FS road 2N17, 9.8 miles west of Mt. Gleason. 1372 Comment
  RSA0106906  Eriastrum densifolium subsp. densifolium R. G. Swinney 2008-10-7 9474 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  CHSC83678  Eriastrum densifolium subsp. elongatum John Dittes; Gina Hall 1990-7-19 253 Los Angeles San Gabriel Mountains; Angeles National Forest, ca. 1.9 air-miles northwest of Red Box Gap, on slope north of Angeles Crest Hwy (Hwy. 2). 1402 Comment
  UC880229  Eriastrum sapphirinum Louis C. Wheeler 1932-6-16 827 Los Angeles 2 mi n Claremont 411 Comment
  UCR182481  Eriastrum sapphirinum subsp. ambiguum R. G. Swinney 1997-7-17 5690 Los Angeles San Gabriel Mtns., 0.5 mi. north of summit of Table Mountain, NW of Wrightwood; 0.8 mi. NE of FS Rd. 4N21 (paved) on 4N21B 2134 Comment
  RSA0107948  Eriastrum sapphirinum subsp. dasyanthum Scott D. White, Michael Honer 2004-6-24 10490 -B Los Angeles Pomona Valley / San Gabriel Mtn Foothills: City of Claremont; San Antonio Canyon alluvial fan, north of Baseline Ave. and west of concrete-lined flood control channel. 488 Comment
  SD259004  Eriastrum sapphirinum subsp. dasyanthum Sarah J. De Groot, Linda Lee Worlow 2005-5-26 5014 Los Angeles Claremont: San Antonio Wash, near end of Alamosa Drive off Padua Ave. San Antonio outwash plain. 518 Comment
  UCR280748  Eriastrum sapphirinum subsp. dasyanthum R. G. Swinney 2014-4-23 16173 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  CAS-BOT-BC286891  Ericameria ericoides Geo. B. Grant 1897-9-20 s.n. Los Angeles Redondo Beach Comment
  POM359354  Ericameria ericoides var. ericoides F. R. Fosberg 1931-8-30 S 5614 Los Angeles El Segundo. 10 Comment
  SBBG8343  Ericameria linearifolia R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  UCR155647  Ericameria linearifolia A. C. Sanders, T. B. Salvato 2005-4-26 29678 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
  RSA0022258  Ericameria nauseosa var. bernardina Duncan S. Bell, Caitlin Elam 2013-8-1 5548 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  CAS-BOT-BC299099  Ericameria nauseosa var. leiosperma Ernest C. Twisselmann 1970-10-17 17553 Los Angeles Wastelands at the W shore of Rosamond Dry Lake 716 Comment
  IRVC28728  Ericameria palmeri var. pachylepis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25507 Los Angeles Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, NE of bench mark 1205 NE end of Santa Susana Mtns. 366 Comment
  RSA381398  Ericameria palmeri var. pachylepis R. F. Thorne 1967-1 41657 Los Angeles Santa Catalina Island: Skull Canyon Comment
  RSA127981  Ericameria parishii H. J. Thompson 1958-10-22 1811 Los Angeles Griffith Park. 381 Comment
  SD65484  Ericameria parishii var. parishii Reid Moran 1967-7-22 14099 Los Angeles Redbox Ranger Station, San Gabriel Mountains 1399 Comment
  CAS-BOT-BC293153  Ericameria pinifolia C. F. Baker 1908-12-15 5235 Los Angeles Claremont Comment
  CAS-BOT-BC293156  Ericameria pinifolia Mary H. Ward; Shirley W. Campbell 1970-10-23 123 Los Angeles Lower Arroyo Seco, southeastern Pasadena Comment
  OBI70282  Erigeron breweri var. jacinteus Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mtns: Big Rock Creek, branch at Angeles Crest hwy 2103 Comment
  UCR124549  Erigeron foliosus B. C. Templeton 1932-7-21 5047 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  POM183633  Erigeron foliosus Joseph A. Ewan 1929-6-22 3438 Los Angeles Santa Monica Mtns: Rodgers Canyon. Comment
  SBBG117043  Erigeron foliosus var. stenophyllus S. A. Junak 2001-5-4 SCa 1483 Los Angeles S of Parson's Landing 103 Comment
  RSA134729  Erigeron foliosus var. stenophyllus Percy C. Everett, E. K. Balls 1959-6-29 23868 Los Angeles Runners to cover areas 50'x20'. Stokes Canyon, Santa Monica Mts. 152 Comment
  CHSC3729  Eriodictyon Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. 762 Comment
  UCR95471  Eriodictyon crassifolium L. C. Wheeler 1967-4-30 9219 Los Angeles San Gabriel Mtns, Limekiln Canyon 732 Comment
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Oct 1 2014
  RSA454988  Eriodictyon crassifolium var. crassifolium Kenneth A. Wilson 1962-5-10 1265 Los Angeles Placerita Canyon Rd. about 2 miles east of Highway 6 Comment
  UC1124349  Eriodictyon crassifolium var. nigrescens A. D. Gifford 1935-5-8 673 Los Angeles 4 mi ne Whitaker; Tejon quad. Comment
  UC144150  Eriodictyon crassifolium var. nigrescens H. M. Hall and H. P. Chandler 1906-6-12 7400 Los Angeles San Francisquito Canyon 914 Comment
  UC450807  Eriodictyon crassifolium var. nigrescens Fay A. MacFadden 1931-3-29 31 E Los Angeles Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  UCR276817  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-21 12885 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  UCR281420  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2014-5-8 16441 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  SBBG13123  Eriodictyon traskiae E. R. Blakley 1962-10-3 5390 Los Angeles E side of Black Jack Mtn at the start of rd to White's Landing 411 Comment
  SD107929  Eriodictyon traskiae subsp. traskiae Larry DeBuhr 1977-4-16 2572 Los Angeles Santa Catalina Island; northwest side of Black Jack, along road to White's Landing. Comment
  CAS-BOT-BC219333  Eriodictyon trichocalyx var. trichocalyx Vernon Bailey 1907-9-25 s.n. Los Angeles Mt. Lowe 1524 Comment
  CAS-BOT-BC219336  Eriodictyon trichocalyx var. trichocalyx Herman Knoche 1919-6-12 Series A, No. 807 Los Angeles Glendora Comment
  RSA455057  Eriodictyon trichocalyx var. trichocalyx C. R. Parks 1963-2-16 145 Los Angeles along southern slope on upper Bear Creek Trail just west of Crystal Lake, 12 miles north of Azusa. 1372 Comment
  RSA773291  Eriogonum R. G. Swinney 2009-6-24 11272 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR209414  Eriogonum R. G. Swinney 2008-10-8 9522 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
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Dec 7 2018
  RSA393072  Eriogonum angulosum Robert Gustafson 1978-6-1 959 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
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Nov 29 2013
  IRVC28800  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2003-8-7 27171 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  UCD99813  Eriogonum cinereum Kenneth A. Wilson 1961-3-5 941 Los Angeles Santa Monica Mountains. Mulholland Highway, 2 miles west of Las Virgenes Road. Comment
  CAS-BOT-BC241929  Eriogonum cithariforme Dorothy Evans Noble 1917-11-4 s.n. Los Angeles Valyermo, Mohave [Mojave] Desert Comment
  CAS-BOT-BC242768  Eriogonum davidsonii I. M. Johnston 1917-7-3 1406 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon] 1828 Comment
  RSA659937  Eriogonum davidsonii Orlando Mistretta 1992-5-18 326 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA66340  Eriogonum davidsonii F. W. Peirson 1919-7-29 18 Los Angeles Summit of Mt. Wilson, San Gabriel Mountains 1738 Comment
  IRVC28747  Eriogonum elongatum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25518 Los Angeles Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters NE end of Santa Susana Mtns. 313 Comment
  RSA653526  Eriogonum elongatum LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 288 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 915 Comment
  UCR274991  Eriogonum elongatum Michael Honer, Mary Ann Hasskamp 2006-4-19 2210 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  CAS-BOT-BC249766  Eriogonum elongatum var. elongatum Mrs. H. P. Bracelin 1931-10-11 571 Los Angeles Topanga Canyon, about three miles east of ocean beach. Santa Monica Mts. Comment
  CDA22588  Eriogonum fasciculatum A. C. Browne 1953-7-3 Los Angeles Highway 99, 3 miles south of Gorman. 0 Comment
  UCR256841  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 2010-8-16 13558 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  LA52258  Eriogonum fasciculatum var. fasciculatum A. M. Johnson; 1932-5-30 4087 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  CDA14297  Eriogonum fasciculatum var. foliolosum A. Overturf 1989-12-28 s.n. Los Angeles Transverse Ranges; Mt. Wilson, near summit. 1676 Comment
  UC566071  Eriogonum fasciculatum var. foliolosum A. D. Gifford 1935-3-15 453 Los Angeles 7 mi se Whitaker Peak; Tejon Quadrangle 548 Comment
  UCSB1414  Eriogonum fasciculatum var. foliolosum Ellis, Richard 1960-4-11 Los Angeles Malibu Canyon road, 1.7 miles North of Hwy. 101 Comment
  CAS-BOT-BC250118  Eriogonum fasciculatum var. polifolium Geo. B. Grant 1904-6-26 3412 Los Angeles Mt. Lowe Comment
  SD153087  Eriogonum giganteum var. formosum Steven A. Junak 1996-9-28 SCI 674 Los Angeles W side of the Island, in Box Canyon, ca. 0.5 miles downstream from Triangulation Point Snapper 323 Comment
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Dec 10 2014
  CAS-BOT-BC253445  Eriogonum gracile Le Roy Abrams 1900-8-1 1050 Los Angeles San Gabriel Wash Comment
  CAS-BOT-BC253460  Eriogonum gracile J. Ewan 1931-10-11 5243 Los Angeles Sepulveda Canyon Road north of Mulholland, Santa Monica Mts. Comment
  HSC66620  Eriogonum gracile B. C. Templeton 1939-9-6 Los Angeles Playa del Rey [El Segundo Dunes] 40 Comment
  RSA393241  Eriogonum gracile Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  UCSB51931  Eriogonum gracile Hodgson, John 1928-10-12 Los Angeles Upper Peace Valley 1066 Comment
  RSA611973  Eriogonum gracile var. gracile Valerie L. Soza, Laura Moore 1997-8-16 50 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard. 412 Comment
  RSA393222  Eriogonum grande var. grande M. B. Dunkle 1939-11-24 7351 Los Angeles San Clemente Island: east coast summit Comment
  OBI6104  Eriogonum heermannii Carl B. Wolf 1932-10-21 4363 Los Angeles 1/8 mi below Big rock Ranger Station, Big Rock creek, desert slope of San Gabriel Mts Comment
  SBBG62148  Eriogonum heermannii P. A. Munz, I. M. Johnston 1928-9-5 11240 Los Angeles rd from Rock Crk to Swartout Valley 1676 Comment
  CAS-BOT-BC261178  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-8-11 4009 Los Angeles Big Rock Creek, 1/8 mi. below Big Rock Ranger Station, desert slope of San Gabriel Mts. 1066 Comment
  RSA549590  Eriogonum inflatum var. inflatum Tim S. Ross 1992-4-4 6087 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA0128045  Eriogonum microtheca var. johnstonii David E. Bramlet, Ileene Anderson 1998-9-23 2712 Los Angeles Stations: WBR-1, WBR-2. West Baldy Ridge, approximately 1,900 and 2,500 ft. northwest of West Baldy Peak. 2871 Comment
  CAS-BOT-BC268782  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles Near Lancaster Comment
  UC1971222  Eriogonum nudum Scott D. White, Dave Bramlet 1998-8-11 7053 Los Angeles WEST OF MT. ISLIP: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Highway 39 from ca. 1.6 mi W of junction Crystal Lake access rd to junction Highway 2. Crystal Lake USGS 7.5' quad. Comment
  UCR189730  Eriogonum nudum R. G. Swinney 1998-7-21 6482 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  CAS-BOT-BC257757  Eriogonum parvifolium S. B. Parish; W. F. Parish 1881-10-1 1113 Los Angeles Santa Monica Comment
  RSA778908  Eriogonum saxatile R. G. Swinney 2009-6-17 11212 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UCR272861  Eriogonum saxatile R. G. Swinney 2011-8-5 15613 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
  CAS-BOT-BC267624  Eriogonum saxatile W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Markham back of Mount Lowe Comment
  RSA197071  Eriogonum saxatile Noel Holmgren, James L. Reveal 1966-5-30 2613 Los Angeles San Gabriel Mountains: Tujunga Creek Canyon. 1037 Comment
  UCR209459  Eriogonum umbellatum R. G. Swinney 2008-10-10 9570 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  UC421686  Eriogonum wrightii var. trachygonum John Thomas Howell 1927-11-13 3199 Los Angeles near Elizabeth Lake; Liebre Mts. Comment
  CAS-BOT-BC297942  Eriophyllum confertiflorum I. M. Johnston 1917-7-15 1452 Los Angeles San Antonio Mts. Head of S Fork Lytle Creek 1828 Comment
  POM357906  Eriophyllum confertiflorum James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale Comment
  POM4910  Eriophyllum confertiflorum G. R. Stephenson 1909-5-30 56 Los Angeles Claremont. Comment
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Oct 10 2009
  RSA771851  Eriophyllum confertiflorum R. G. Swinney 2009-5-28 10911 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  UC90261  Eriophyllum confertiflorum var. confertiflorum T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC308347  Eriophyllum nevinii L. R. Abrams; I. L. Wiggins 1931-7-6 378 Los Angeles Vicinity of Mosquito Harbor, San Clemente Island Comment
  UCR124677  Eriophyllum pringlei B. C. Templeton, I. W. Clokey 1930-4-8 1034 Los Angeles Mojave Desert, west of Lancaster 710 Comment
  UCSB6533  Eriophyllum wallacei Kamb, Peter 1948-6-26 Los Angeles Tujunga Wash near Sunland 350 Comment
  CAS-BOT-BC296956  Eriophyllum wallacei Ira L. Wiggins; W. R. Ernst 1958-5-2 231 A Los Angeles Desert flats 1 mile northwest of Little Rock Comment
  RSA717343  Erodium botrys Scott D. White, Pam DeVries 2006-5-9 11413 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
  SEINET3200275  Erodium botrys G. Rink 2011-6-2 10586 Los Angeles Chino Hills, northeast of La Brea, weedy place. 370 Comment
  RSA629714  Erodium botrys Louis C. Wheeler 1947-4-27 6472 Los Angeles San Gabriel Mountains; Kinneloa Canyon. Comment
  SEINET5767778  Erodium botrys Bonnie C. Templeton, I. M. Clokey 1930-4-8 1494 Los Angeles San Fernando Valley near Sangus, Los Angeles 300 Comment
  UC1587699  Erodium botrys Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-18 5170 Los Angeles 1100 ft ssw Twin Dams (nnw of Boulder marker (1850 ')); San Clemente Island 490 Comment
  RSA199014  Erodium cicutarium W. M. Gauntt 1966-3-31 119 Los Angeles 1 mile west of Cobal Canyon, north of Claremont. 427 Comment
  RSA659747  Erodium cicutarium Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 67 Los Angeles San Clemente Island. Comment
  RSA390952  Erodium macrophyllum Anstruther Davidson 1906-5-12 1459 Los Angeles Providencia Ranch, Hollywood. Comment
  SFV21138  Erodium moschatum J. M. Keefe 2001-1-24 31019 Los Angeles San Rafael Hills Pasadena. East side of Arroyo Seco, 2 m west of curb, across street from 1590 Arroyo Blvd at Howard Street. 250 Comment
  SFV1472  Erysimum capitatum K. A. Wilson, D. E. Bianchi 1961-2-2 829 Los Angeles San Gabriel Mountains Little Tujunga Canyon, 2 miles north of Route 118. 400 Comment
  UC205876  Erysimum capitatum I. Johnston 1917-6-20 1357 Los Angeles Baldy (USFS) Lookout San Antonio Mts. 1828 Comment
  UCR124702  Erysimum capitatum B. C. Templeton 1932-5-31 4842 Los Angeles San Gabriel Mtns., between Big Pines Park and Jackson Lake, Angeles National Forest 2000 Comment
  RSA131042  Erysimum capitatum var. capitatum Percy C. Everett, E. K. Balls 1959-6-2 23831 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 229 Comment
  RSA651373  Erysimum capitatum var. capitatum Fred J. Hunter 1949-5-4 s.n. Los Angeles Collected in canyon above San Dimas Reservoir 121 Comment
  CAS-BOT-BC403185  Eschscholzia californica S. B. Parish; W. F. Parish 1887-6-1 1953 Los Angeles Elizabeth Lake Comment
  RSA732720  Eschscholzia californica A. C. Sanders 2003-4-29 26188 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  UCR204438  Eschscholzia californica R. G. Swinney 2005-4-9 8207 Los Angeles San Gabriel Mtns., San Dimas, Sycamore Canyon 518 Comment
  LA200732  Eschscholzia californica A. H. Lange; 1951-4-27 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA12414  Eschscholzia californica var. crocea Carl B. Wolf 1934-4-11 5627 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  RSA433656  Eschscholzia californica var. peninsularis N. C. Cooper 1949-4-19 3617 Los Angeles Newhall. 457 Comment
  RSA599283  Eschscholzia californica var. peninsularis Steve Boyd, Lauren Raz 1997-3-31 9419 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
  JEPS20988  Eschscholzia ramosa F. W. Peirson 1923-4-11 3469 Los Angeles on bluff above sea San Clemente Isl. (Eagle Ranch Creek) Comment
  RSA0085091  Eucalyptus camaldulensis R. G. Swinney 2010-3-30 12109 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  UCR125614  Eucalyptus citriodora A. C. Sanders 2003-5-22 26813 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR13476  Eucalyptus cladocalyx O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA0012820  Eucalyptus polyanthemos A. C. Sanders 1987-12-4 7587 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA0128960  Eucrypta chrysanthemifolia A. C. Sanders, Mark A. Elvin 2003-4-14 25980 Los Angeles Santa Clara River watershed; Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank. 305 Comment
  RSA128265  Eucrypta chrysanthemifolia H. J. Thompson 1959-4-12 1920 Los Angeles Santa Monica Mountains: 2 miles west of Las Virgenes Road, Mulholland Highway. 305 Comment
  RSA703208  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross 2005-2-15 1402 Los Angeles Along ridgeline between Brand and Childs Canyons. South side of the Verdugo's. Near 715 Comment
  LA200688  Eulobus californicus O. H. Kappler; 1944-5-21 632 Los Angeles Santa Monica Mountains, Monte Nido, in Cold Creek 152 Comment
  UC1122265  Eulobus californicus A. D. Gifford 1938-5-8 670 Los Angeles 1 mi ne Whitaker Peak; Angeles National Forest, Tejon Quadrangle Comment
  UCR193619  Euphorbia albomarginata R. G. Swinney 1999-6-18 7294 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  UC869314  Euphorbia crenulata L. W. Nuttall 1920-5-10 170 Los Angeles Santa Catalina Island Comment
  SD260946  Euphorbia nutans A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36944 Los Angeles San Gabriel Valley: Baldwin Park, San Gabriel River channel south of Ramona Blve. And north of I-10 Fwy, under SCE powerlines. 86 Comment
  RSA627500  Euphorbia ocellata var. ocellata L. C. Wheeler 1965-6-21 8694 Los Angeles Alpine Butte: ca 3 mi east of 90th street east and Ave 6 on Ave 0 ca 1 mile west of Alpine Butte. Wildflower Sanctuary. Comment
  UCR210413  Euphorbia peplus R. G. Swinney 2008-12-4 9952 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  LA32302  Euphorbia peplus Henry J. Thompson; 1959-5-24 1988 Los Angeles Santa Monica Mountains, Tuna Canyon, 0.7 mi N of Coast Hwy 91 Comment
  UCR239860  Euphorbia serpens O. F. Clarke 2007-10-16 s.n. Los Angeles San Gabriel Valley, Pomona College, Claremont 259 Comment
  SEINET10924480  Fagopyrum esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2606 Los Angeles City of San Gabriel. Mitsuwa-Yaohan Market, 515 W. Las Tunas. Comment
  UCR187253  Festuca microstachys A. C. Sanders 2006-4-21 32131 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
  SBBG56736  Festuca microstachys var. pauciflora R. Hoffmann 1927-5-16 Los Angeles Antelope Valley Comment
  SBBG13296  Festuca myuros M. A. Piehl 1962-6-9 62340 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR190249  Festuca myuros R. G. Swinney 2000-5-21 7771 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, c. 300 m SW of Rincon Rd. entrance and Hwy 39, on plateau W of Rincon Rd. 549 Comment
  RSA0116284  Ficus microcarpa R. E. Riefner Jr. 2015-8-2 15 -214 Los Angeles City of Alhambra, N side of 110 Freeway on E side of Garfield St. 129 Comment
  RSA653910  Filago californica Valerie L. Soza, Laura Moore 2000-5-10 847 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, W of peak 1936. 579 Comment
  RSA594343  Foeniculum vulgare Steve Boyd, Lauren Raz 1996-10-14 9028 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  RSA599908  Foeniculum vulgare L. C. Wheeler 1967-10-9 s.n. Los Angeles San Gabriel Mountains: West Ravine by Chaney Trail. 472 Comment
  UCR274342  Foeniculum vulgare Steven A. Junak 1999-9-9 SCa- 1076 Los Angeles California Islands, Santa Catalina Island. Top of Black Jack Peak, at microwave installation 610 Comment
  OBI54971  Frasera neglecta Victor Duran 1933-7-8 3501 Los Angeles Horse Flats, San Gabriel Mts 1676 Comment
  RSA350138  Fraxinus dipetala Wesley O. Griesel 1986-3-6 s.n. Los Angeles Las [Los] Pinetos Spring 915 Comment
  RSA659121  Fraxinus dipetala LeRoy Gross 2001-3-25 354 Los Angeles Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Verdugo Mountains, just east of Sunland exit off ramp., You can get on this fire road from the west at Topley Lane and Newhome Ave. off Foothill Blvd. in the city of Sunland. 488 Comment
  UCR213519  Fraxinus uhdei A. C. Sanders, Karen Kirtland 2010-5-14 38357 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  LA33605  Fraxinus velutina Henry J. Thompson; 1959-3-22 1874 Los Angeles Santa Monica Mountains, Lobo Canyon, 0.25 mi W of Triunfo Canyon Rd, 2.5 mi W of Malibu Lake 213 Comment
  POM3595  Fraxinus velutina var. coriacea I. M. Johnston 1918-7-28 2097 Los Angeles San Gabriel River at El Monte. 91 Comment
  UC1073261  Fremontodendron californicum George B. Rossbach 1955-6-20 350 Los Angeles about 2 mi n of Mill Creek Summit (Los Angeles Crest Highway (Route 2) near Aliso Canyon Road); Los Angeles Crest Highway 1219 Comment
  UCR47462  Fremontodendron californicum David Charlton 1986-6-15 295 Los Angeles San Gabriel Mtns, Between Blue Ridge Campground (1.5 mi SSE of Bigpine) and Hwy N4 junction 1982 Comment
  RSA367732  Fritillaria biflora Mark Morris 1929-3-11 s.n. Los Angeles Griffith Park - Los Angeles. Comment
  POM1726  Fritillaria biflora Philip A. Munz 1918-4-21 2909 Los Angeles South Hills near Pomona. 305 Comment
  RSA376626  Fritillaria biflora I. M. Johnston s.n. Los Angeles Topanga. Comment
  RSA310127  Fritillaria pinetorum Wayne E. Sawyer 1980-6-25 3 Los Angeles Angeles National Forest; Crest trail, .75 miles W of Mt Hawkins; 2561 Comment
  RSA613263  Funastrum cynanchoides var. hartwegii L. C. Wheeler 1932-8-1 1104 Los Angeles Liveoak Wash near La Verne 396 Comment
  SFV2818  Funastrum cynanchoides var. hartwegii K. A. Wilson 1961-4-20 1146 Los Angeles San Gabriel Mountains Soledad Canyon. Sandy wash at base of Bee Canyon. 550 Comment
  RSA706906  Galium Gary D. Wallace, M. Wallace 1985-3-2 2179 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  RSA588857  Galium andrewsii subsp. intermedium Orlando Mistretta 1994-9-13 1481 Los Angeles Santiago Canyon. Santiago Creek near jct of Forest Road 4N20 and BM 3980. 1159 Comment
  LA208402  Galium angustifolium J. Ewan; 1931-8-3 Los Angeles San Gabriel Mountains, Dry grassyslope under pines S slope Strawberry Peak at Rim o' World Monument 1615 Comment
  PASA40  Galium angustifolium Sally Ellis 1940-4-16 Los Angeles Clairemont Comment
  CATA832  Galium angustifolium subsp. angustifolium Mark L. Hoefs 1991-6-26 1429 Los Angeles Santa Catalina Island: Near middle of Cape Canyon 320 Comment
  LA103215  Galium angustifolium subsp. angustifolium Barry A. Prigge; 1985-6-14 6407 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA729724  Galium angustifolium subsp. angustifolium R. G. Swinney 1999-6-18 7324 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  SD69537  Galium angustifolium subsp. angustifolium Robert F. Thorne, P. Everett 1965-6-22 34918 Los Angeles Santa Catalina Island: S of Avalon golf course in open, flat sandy bottom of Avalon Canyon 91 Comment
  POM367699  Galium angustifolium subsp. angustifolium N. C. Cooper 1948-5-13 2764 Los Angeles Pomona. 244 Comment
  SBBG96665  Galium aparine S. Boyd with T. Ross, L. Arnseth 1990-4-7 4243 b Los Angeles lower half of China Cyn, W side Comment
  POM367744  Galium aparine Edwin Kline 1925-5-26 s.n. Los Angeles Arroyo Seco. Comment
  RSA661084  Galium aparine Orlando Mistretta 1992-4-5 194 Los Angeles Guds, San Clemente Island. Comment
  RSA87439  Galium aparine F. W. Peirson 1923-4-8 3431 Los Angeles Wilson's Cove, San Clemente Island. Comment
  UCSB9342  Galium aparine McElwain, Isabelle 1953-4-4 Los Angeles 1/4 mi N. junction Bull Canyon + zolzah. Granada Hills L.A. 457 Comment
  RSA776486  Galium bifolium LeRoy Gross, Jane Tirrell 2011-7-20 5532 Los Angeles Lily Spring, north of Mt. Hawkins. Near 2500 Comment
  SBBG128345  Galium catalinense M. L. Hoefs 1991-4-18 1146 Los Angeles near rd between Cherry Valley and Fourth of July Cove 79 Comment
  RSA232798  Galium catalinense subsp. acrispum Robert F. Thorne 1966-4-17 36137 Los Angeles San Clemente Island, near Lemon Tank S of Nanny, NE side of island. 305 Comment
  RSA198815  Galium catalinense subsp. catalinense Robert F. Thorne, D. Propst 1967-5-27 37637 Los Angeles Santa Catalina Island. Above stream in lower end of Middle Ranch Canyon Comment
  RSA253142  Galium catalinense subsp. catalinense Gary D. Wallace, Robert F. Thorne, C. W. Tilforth 1975-3-23 1419 Los Angeles At boat dock at Avalon, Santa Catalina Island. Comment
  RSA653389  Galium grande Steve Fischer 1998-7-24 SFCNPS 26 Los Angeles Upper Winter Creek Trail. 854 Comment
  SBBG119353  Galium grande V. Soza with M. Acosta 2001-6-20 1297 Los Angeles Van Tassel Ridge, S side of Van Tassel Ridge Rd (FS Rd 1N36A), ca. 0.2 mi E of jct with Van Tassel Truck Trail (FS Rd 1N36), E side of Mt Bliss (Azusa: 34 11'09.6"N, 117 56'46.6"W; T1N R10W S8, N/2, SE/4) 1037 Comment
  SBBG125061  Galium grande A. Parikh, N. Gale 2010-6-28 3366 Los Angeles ridge between Fish and Sawpit cyns, 0.4 km SE of White Saddle, 1.1 km NW of Mount Bliss 985 Comment
  UC102569  Galium grande A. J. McClatchie 1893-1 Los Angeles San Gabriel Mts. Comment
  UCR159825  Galium grande Valerie Soza, LeRoy Gross 1999-7-15 629 Los Angeles Transverse Ranges; San Gabriel Mtns, Helispot off Mt Wilson Trail, 2.7 mi from trailhead in Sierra Madre 823 Comment
  JEPS114017  Galium hallii Timothy S. Ross and Steve Boyd 1994-6-23 8055 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 the west fork of Devils Gulch. Burnt Peak 7.5'USGS Quadrangle. Comment
  JEPS85800  Galium johnstonii Roy E. Buck 1989-6-23 1346 Los Angeles lowermost ne-facing slope of canyon San Gabriel Mountains, canyon of upper Big Rock Creek (ca 0.1 km nnw of Icy Springs, 26 air km nne of Glendora, just e of ruins of old stone house) 1737 Comment
  VVC3080  Galium parisiense Tim Thomas, P. J. MacKay 2015-5-10 6614 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA580130  Galium porrigens Tim S. Ross, Darin Banks 1994-4-12 7481 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca 630 m s of where Drinkwater Canyon joins S. Fr. Canyon. 552 Comment
  RSA702827  Gamochaeta pensylvanica Scott D. White 2004-4-23 10230 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  RSA578638  Garrya flavescens Tim S. Ross, Steve D. Boyd 1994-7-7 8147 Los Angeles Liebre Mountain: W end of the mountain, along descending Forest Service Road (7N23), ca 1140 m SW of Sandberg Triangulation Point (5345ft) 1439 Comment
  RSA303831  Garrya flavescens Jim R. Shevock 1970-12-31 583 Los Angeles Angeles Crest Hwy. 1616 Comment
  CAS-BOT-BC158007  Garrya veatchii Mrs. Beach Macdonald 1934-1-1 s.n. Los Angeles Foothills of San Gabriel Mts. above Monrovia Comment
  RSA391425  Garrya veatchii Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  RSA573734  Garrya veatchii Tim S. Ross 1992-7-17 6712 Los Angeles Condor Peak and immediate vicinity; on the SE slope of the peak just SW of the saddle 1555 Comment
  UCD170714  Gayophytum R. G. Swinney 2009-7-29 11420 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit. 2172 Comment
  RSA776515  Gayophytum diffusum subsp. parviflorum Jane Tirrell 2011-8-19 LS- 40 Los Angeles Approximately 0.25 mile above south side of Highway 2 near mile marker 67.86. 2435 Comment
  UCR239018  Gayophytum diffusum subsp. parviflorum Anuja Parikh, Nathan Gale 2010-6-15 3300 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.3 km east of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1300 Comment
  UCR271220  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-1 14961 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  LA201499  Geranium carolinianum Arthur C. Gibson; 2003-4-28 4857 Los Angeles 243 Comment
  SBBG38244  Geranium carolinianum S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 550 Los Angeles W of rd to Toyon Bay, 1.4 rd mi from intersection with Airport Rd, in small gully along interpretive trail to ironwood grove 164 Comment
  UCR215153  Geranium molle Kimberly Doughty, Darran Doughty 2008-5-24 25 Los Angeles Baldwin Hills, Los Angeles, Kenneth Hahn Park 88 Comment
  RSA681156  Geranium rotundifolium LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1065 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 550 Comment
  RSA757333  Gilia aliquanta subsp. aliquanta Orlando Mistretta, Christine Mistretta 2008-4-3 2272 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
  CATA174  Gilia angelensis Mark L. Hoefs, A. Douglas Propst 1973-4-6 139 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  LA92030  Gilia angelensis Peter H. Raven; 1962-5-1 17521 Los Angeles Santa Monica Mountains, just S of Agoura 259 Comment
  RSA172304  Gilia angelensis R. F. Thorne, James Henrickson 1963-5-5 32299 Los Angeles Near mouth of Cobal Canyon, foothills of San Gabriel Mountains, ca. 4 miles N of Claremont 518 Comment
  UC52698  Gilia angelensis Geo. B. Grant Feb 1900 2255 Los Angeles Pasadena Comment
  UC909022  Gilia angelensis Curtis Ferris 1932-3-21 72 Los Angeles San Fernando Comment
  UC909025  Gilia angelensis John Thomas Howell 1928-3-20 3459 Los Angeles Griffith Park , Griffith Park (Vermont Canyon) Comment
  UCR190431  Gilia angelensis R. G. Swinney 2000-5-19 7685 Los Angeles San Gabriel Mtns., San Dimas, SE-facing ridge west of San Dimas Canyon Rd., c. 300 m north of Golden Hills Rd. and 400 m west of stream 512 Comment
  POM9658  Gilia angelensis P. A. Munz 1920-2-24 3240 Los Angeles 3 miles north of Claremont at base of foothills 427 Comment
  RSA771944  Gilia brecciarum subsp. brecciarum R. F. Thorne, C. W. Tilforth 1972-6-29 42088 Los Angeles Angeles National Forest: Summit of Table Mountain above Big Pines. 2287 Comment
  SD234981  Gilia capitata A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub. 2003-3-5 25710 Los Angeles NE end of Santa Susana Mountains: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon (Val Verde 7.5' Q) 334 Comment
  RSA599496  Gilia capitata subsp. abrotanifolia Steve Boyd, Lauren Raz 1997-3-25 9321 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
  RSA756875  Gilia capitata subsp. abrotanifolia Orlando Mistretta, Christine Mistretta 2008-4-4 2323 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  RSA0115685  Gilia jacens A. C. Sanders 2008-4-11 34845 Los Angeles Transverse Range/Mojave Derert: hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM Pine 995 Comment
  RSA549584  Gilia malior Tim Ross 1992-4-4 6079 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  SBBG97008  Gilia nevinii S. Boyd with T. Ross, L. Arnseth 1990-4-8 4381 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  RSA0095193  Gilia ochroleuca Louis C. Wheeler 1932-4-9 590 Los Angeles Mouth Kings Canyon, Elizabeth Lake region. 975 Comment
  SBBG58388  Gilia ochroleuca subsp. bizonata R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR223473  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-5-28 10931 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UC1870156  Gilia ochroleuca subsp. vivida LeRoy Gross, Valerie Soza 2003-6-10 1021 Los Angeles San Gabriel Mountains region: Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., ca. 2.5 mi S of Mount San Antonio summit along trail. 2407 Comment
  CAS-BOT-BC402060  Gilia ochroleuca subsp. vivida Geo. B. Grant 1902-6-6 355 Los Angeles Summit of Mt Wilson. South part of California Comment
  CHSC26037  Gilia sinuata Irene Martin 1971-5-2 31 Los Angeles 15 miles East of Palmdale, 3 mi. North of Hwy. 138 on 167th St. in Mojave Desert. 914 Comment
  JEPS69712  Gilia splendens subsp. splendens Frank W. Peirson 1921-7-3 2485 Los Angeles trail ne Rock Creek divide; San Gabriel Mountains, ne of Rock Creek divide 2133 Comment
  SFV19336  Githopsis diffusa T. Sagar, T. Valois 2005-5-16 s. n. Los Angeles Santa Monica Mountains Near Seminole Hot Springs. National Park Service Hennesy property. 420 Comment
  RSA350819  Gnaphalium beneolens Fred Burlew 1917-09 3275 Los Angeles Crescenta. Comment
  UCR51693  Gnaphalium californicum Steve Boyd, T. Elias 1987-4-14 2035 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  UCR131439  Gnaphalium luteoalbum Alison Lipman 2000-6-9 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
  POM358930  Gnaphalium ramosissimum Anstruther Davidson 1896-1 s.n. Los Angeles [Unspecified] Comment
  RSA0019765  Gnaphalium stramineum Orlando Mistretta, Christine Mistretta 2011-7-1 5888 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  SD231279  Grayia spinosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 72 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UC1595461  Grayia spinosa Tim Ross 1992-4-4 6075 Los Angeles Adobe Mt. s.w. Mohave Desert, Adobe Mt. U.S.G.S. 7.5' topo, Adobe Mt. 926 Comment
  POM359063  Grindelia camporum Freda Detmers 1931-3-19 s.n. Los Angeles Grassy roadside Vermont Ave. Comment
  UC1127006  Guillenia lasiophylla A. D. Gifford 1935-4-22 610 Los Angeles 2.25 mi ne Manzana; Tejon Quad. 853 Comment
  UC284754  Guillenia lasiophylla P. A. Munz 1923-4-10 6730 Los Angeles canyon s Lemon Tank (e coast San Clemente Island); San Clemente Island Comment
  UCR26136  Gutierrezia microcephala John C. Roos, Mrs. S. A. Crooks 1946-8-20 2928 Los Angeles San Gabriel Mtns., Big Rock Springs 1341 Comment
  RSA583083  Harpagonella palmeri T. S. Ross 1993-4-22 6921 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; 1080 m due N of Cactus Peak (1560 ft); on terrace-like portion near base of northerly slope 259 Comment
  RSA453748  Hedera helix Freda Detmers 1932-8-29 s.n. Los Angeles Los Angeles. Climbing on tree orchard. 884 Comment
  SEINET3859853  Hedypnois cretica R. G. Swinney 2009-3-26 10163 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park.; 0 296 Comment
  RSA228957  Helenium bigelovii R. F. Thorne 1971-8-25 41309 Los Angeles San Gabriel Mountains, Angeles National Forest: At Windy Spring on N slope of Mt. Islip. 2256 Comment
  POM359754  Helenium puberulum Anstruther Davidson 1915-8-1 3081 Los Angeles Camp Baldy. Comment
  RSA0085282  Helianthemum scoparium R. G. Swinney 2010-4-30 12467 Los Angeles 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
  UCR165232  Helianthus annuus A. C. Sanders, Helen Kennedy 2005-4-13 29473 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCSB6594  Helianthus annuus Crum, Charles 1958-7-19 Los Angeles Roadside in Topanga Canyon Comment
  POM359980  Helianthus annuus var. lenticularis Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  LA200226  Helianthus gracilentus Jonathan Sauer; D. Bradbury 1969-7-14 4609 Los Angeles Santa Monica Mountains, above Woodland Hills Comment
  UC897619  Helianthus gracilentus Carl B. Wolf 1932-10-19 4354 Los Angeles Old Ridge Route Road 1 mi s National Forest Inn (burned in 1932) 762 Comment
  CAS-BOT-BC305787  Helianthus nuttallii Ernest Braunton 1902-9-1 698 Los Angeles East Los Angeles Comment
  UCR206521  Heliotropium curassavicum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36961 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  UCD119450  Heliotropium curassavicum var. oculatum Louis C. Wheeler 1967-6-26 9891 Los Angeles San Gabriel Mountains: Elsmere Canyon. 441 Comment
  RSA117743  Hemizonia minthornii S. Carlquist 1956-7-15 407 Los Angeles At summit just east of summit of Santa Susanna Pass. Comment
  CAS-BOT-BC403840  Hesperocnide tenella Carl B. Wolf 1932-5-11 3560 Los Angeles Santa Catalina Island. Fourth O'July Cove. Above the road 30 Comment
  LA200889  Hesperoyucca whipplei Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4546 Los Angeles Comment
  CATA15  Heteromeles arbutifolia USC Wrigley Interns: Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 3 Los Angeles Santa Catalina Island: Deer Valley Trail 4 Comment
  HSC12393  Heteromeles arbutifolia Wendell Wood 1970-6-21 23 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  RSA0060884  Heteromeles arbutifolia R. G. Swinney 2010-8-16 13560 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  SBBG17888  Heteromeles arbutifolia P. H. Raven 1962-5-7 17587 Los Angeles just above coast 1 mi S of Wilson Cove 22 Comment
  SDSU9052  Heteromeles arbutifolia R. M. Beauchamp 1967-1-29 159 Los Angeles Growing in ravine in impact area behind Pyramid Cove. San Clemente Island. Comment
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May 16 2008
  SDSU9055  Heteromeles arbutifolia J. Godsil 1953-3-9 563 Los Angeles Little Dalton Canyon, above San Gabriel Lakes. 960 Comment
  UCR131393  Heteromeles arbutifolia 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
  RSA0072420  Heteromeles arbutifolia T. S. Clare 1931-4-7 s.n. Los Angeles Sandberg. Comment
  RSA0074507  Heterotheca fastigiata Lyman Benson 1945-10-22 11901 Los Angeles Claremont. 335 Comment
  OBI69352  Heterotheca grandiflora John Knapp, Denise Knapp 2002-11-27 10 Los Angeles Santa Catalina Island. N3693731.97 E371160.45 1 Comment
  RSA0074426  Heterotheca grandiflora J. R. Shevock 1972-9-16 2261 Los Angeles Along Malibu Creek, Malibu Canyon. 305 Comment
  RSA0066370  Heuchera abramsii I. M. Johnston 1918-7-6 2096 Los Angeles San Antonio Mountains, Baldy Summit. 3049 Comment
  RSA0062943  Heuchera elegans R. G. Swinney 1998-8-13 6740 Los Angeles San Gabriel Mtns. Summit of Iron Mountain. 2427 Comment
  UC212561  Heuchera elegans I. M. Johnston 1917-7-15 1456 Los Angeles head of South Fork (by the Creek); San Antonio Mountains 1828 Comment
  RSA748486  Hieracium albiflorum Orlando Mistretta 1992-7-6 638 Los Angeles From confluence of Cooper and Buckhorn Canyons, up +/- upstream to falls of Buckhorn Creek, near Campground. Comment
  RSA641558  Hirschfeldia incana L. C. Wheeler 1967-5-29 9765 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  RSA657211  Hirschfeldia incana Joseph M. Keefe 2001-1-19 30995 b Los Angeles Big Tujunga Wash, 300 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, 91040. 384 Comment
  RSA711506  Hirschfeldia incana Alison Lipman 1998-6-9 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
  RSA604693  Hirschfeldia incana L. C. Wheeler 1967-9-29 s.n. Los Angeles Ridge 1/2 mile WNW Pine Mountain. 1249 Comment
  CAS-BOT-BC207475  Hoffmannseggia glauca Theodore Minthorn 1909-8-15 s.n. Los Angeles Hills east of Los Angeles Comment
  RSA415  Hoita macrostachya J. T. Howell 1928-6-29 1008 Los Angeles 8 miles South Seminole Hot Springs, Santa Monica Mountains. 610 Comment
  RSA594459  Hoita macrostachya Steve Boyd, Lauren Raz 1996-9-24 8949 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
  POM243679  Holodiscus discolor F. R. Fosberg 1931-7-16 S- 5436 Los Angeles Gallaghers Canyon, Santa Catalina Island. Comment
  RSA449773  Holodiscus discolor Fred Burlew 1922-6-1 s.n. Los Angeles Glendale. Comment
  CAS-BOT-BC149941  Holodiscus discolor var. discolor Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10045 Los Angeles Along crest of shoulder of Throop Peak, San Gabriel Mts. 2743 Comment
  SD186036  Hordeum brachyantherum A. C. Sanders 2003-4-16 26030 Los Angeles Newhall Ranch, south of Magic Mountain Parkway, near I-5 and golf course. 366 Comment
  UCR272608  Hordeum brachyantherum subsp. brachyantherum R. G. Swinney 2011-6-7 15058 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
  SEINET259020 Image available Hordeum bulbosum B. L. Johnson, Hall Los Angeles CULTIVATED ; CULTIVATED at Univ of California-Los Angeles; seed collected at 171 km SW of Ersurum Turkey Comment
  RSA589313  Hordeum intercedens Timothy S. Ross 1995-5-21 8608 Los Angeles San Clemente Island, terrace on W side of Chenetti Canyon and just N of Snail Canyon, 4300 feet SSE of Rest triangulation point (1336-feet) and 3540 feet NNW of slope tri. pt. (781-feet). 271 Comment
  RSA618701  Hordeum intercedens Scott D. White 1998-5-22 6562 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. 426 Comment
  SBBG131655  Hordeum intercedens S. A. Junak 1999-5-20 SCa 954 Los Angeles Cottonwood-Black Jack Rd 304 Comment
  UCR186565  Hordeum marinum A. C. Sanders 2006-5-16 32342 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, c. 1/4 mile north of Hwy 138, south the California Aqueduct 1012 Comment
  UCR184219  Hordeum murinum A. C. Sanders 2007-4-19 33446 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  POM12254  Hordeum murinum subsp. glaucum F. L. Robinson 1921-4-15 33 Los Angeles Claremont. 365 Comment
  POM352452  Hordeum murinum subsp. glaucum Ida Lou Sayler 1942-4-10 s.n. Los Angeles Vacant lots, south Pasadena Comment
  RSA623835  Hordeum murinum subsp. glaucum Jack Hudson 1950-03 s.n. Los Angeles San Rafael Hills-between Glenoaks and Hill Dr. Comment
  CATA716  Hordeum murinum subsp. leporinum Mark L. Hoefs 1991-5-3 1216 Los Angeles Santa Catalina Island: Above road on north-west side of Descanso Canyon, near entry to Hamilton Cove 79 Comment
  RSA609606  Hordeum murinum subsp. leporinum L. C. Wheeler 1974-4-14 s.n. Los Angeles Wildwood Ranch, Shuler Canyon. 411 Comment
  CATA1198  Hordeum murinum subsp. murinum Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-5 2223 Los Angeles Santa Catalina Island: White's Landing, sea bluff and open, flat areas bordering beach 6 Comment
  UCD94964  Hordeum vulgare Jack Delaini; Barbara Shervanick 1974-5-23 203 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 762 Comment
  UCR151725  Hordeum vulgare var. trifurcatum Steve Boyd, Amber Maurice 2004-5-18 11307 Los Angeles Transverse Ranges; Liebre Mountains region, Atmore Meadows area Comment
  RSA29732  Horkelia cuneata subsp. puberula Louis C. Wheeler 1932-5-23 753 Los Angeles San Gabriel Wash at Arrow Hwy Comment
  SEINET11911586  Horkelia cuneata subsp. puberula H. M. Hall 1903-1 3750 Los Angeles Pasadena Comment
  CAS-BOT-BC532286  Horkelia cuneata var. puberula Geo B. Grant 1900-6-17 2202 Los Angeles Lincoln Park, Los Angeles Comment
  RSA13817  Horkelia rydbergii Victor Duran 1933-7-11 3517 Los Angeles Sulphur Spring, San Gabriel Mts. 1524 Comment
  RSA339711  Hymenoclea salsola var. salsola R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55012 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek. 1006 Comment
  CAS-BOT-BC312940  Hypochaeris glabra Peter H. Raven; Henry J. Thompson 1959-6-4 14315 Los Angeles Santa Monica Mountains. Point Dume 45 Comment
  RSA595870  Iris pseudacorus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8529 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon. 595 Comment
  POM122623  Isocoma acradenia Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  SBBG62880  Isocoma acradenia R. Hoffmann 1927-9-21 Los Angeles Bailey's Ranch, Ridge Route (US Hwy 99) Comment
  UC87190  Isocoma menziesii var. vernonioides T. S. Brandegee 1883-8-1 Los Angeles Newhall Comment
  RSA651863  Jasminum grandiflorum Tom Kawakami 1948-2-18 s.n. Los Angeles 523 Maple, Monrovia. Comment
  RSA233628  Jepsonia malvifolia R. F. Thorne 1970-3-6 39392 Los Angeles Santa Catalina Island: near Blue Cavern Point 46 Comment
  CHSC98062  Juglans californica A. C. Sanders; Mark Elvin 2003-8-7 27165 Los Angeles NE end of Santa Susana Mtns.; Newhall Ranch, Santa Clara River bottom east of Del Valle. 282 Comment
  RSA247106  Juglans californica Gary D. Wallace 1966-3-18 159 Los Angeles Along Little Sycamore Rd. in Triumpho [Triunfo] Canyon. 610 Comment
  SEINET13942196 Image available Juglans californica Robert F. Thorne, P. Everett 1965-1 34674 Los Angeles Chaparral near circle on summit road from Avalon to airport, Santa Catalina Island 91 Comment
  RSA401005  Juglans californica var. californica Samuel R. Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon. 457 Comment
  SFV839  Juglans californica var. californica P. G. Kilburn 1958-3-7 651 Los Angeles Santa Monica Mountains Old Topanga Canyon, beside road across from Cephalopod pit. Comment
  RSA0011162  Juglans californica var. californica Wesley O. Griesel 1986-3-6 s.n. Los Angeles Las [Los] Pinetos Spring 915 Comment
  RSA0011172  Juglans californica var. californica R. G. Swinney 1969-4-25 359 Los Angeles San Gabriel Mts: In and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Harrow Canyon, 200 yards S of Harrow Canyon debris basin on Easley Canyon Road. 381 Comment
  UCR193949  Juglans nigra A. C. Sanders 2008-7-10 35743 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  CAS-BOT-BC110038  Juncus acutus John Thomas Howell 1927-6-30 2623 Los Angeles 1 mile east of Long Beach. 15 Comment
  CATA809  Juncus acutus subsp. leopoldii Mark L. Hoefs, Robert Given 1991-6-12 1381 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  IRVC28561  Juncus acutus subsp. leopoldii A. C. Sanders 2003-8-6 27123 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  RSA126744  Juncus acutus subsp. leopoldii Peter H. Raven, H. J. Thompson 1959-10-4 14556 Los Angeles Coast Hwy opposite Canfield s, Pacific Palisades 12 Comment
  LA82496  Juncus bufonius O. H. Kappler; 1943-5-2 388 Los Angeles SANTA MONICA MOUNTAINS, W-fork Las Trancas (Rattlesnake) Canyon, N slope. 365 Comment
  UCR154362  Juncus bufonius A. C. Sanders 2005-5-5 29901 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  UCR214648  Juncus bufonius A. C. Sanders, Dan S. Cooper 2010-4-30 38158 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR275335  Juncus bufonius 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
  UC842318  Juncus bufonius I. Johnston 1917-6-13 1347 Los Angeles w of Pomona Comment
  CATA899  Juncus bufonius var. bufonius Mark L. Hoefs, Robert F. Thorne 1992-4-1 1732 Los Angeles Santa Catalina Island: Emerald Bay 6 Comment
  UCR142541  Juncus bufonius var. bufonius L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mtns., foot of Holiday Hill Ski Lift [c. 1 mi. SE of Big Pines] 1997 Comment
  POM6446  Juncus mexicanus L. T. Street, G. Williams 1919-5-10 2712 Los Angeles San Gabriel River near Bassett. 90 Comment
  RSA0074216  Juncus phaeocephalus var. paniculatus Anstruther Davidson 1900-1 1795 Los Angeles L. A. River, Los Angeles. Comment
  RSA517173  Juncus textilis Timothy S. Ross, Orlando Mistretta 1990-10-16 3280 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National Forest. Cape Horn Canyon. 610 Comment
  UC213655  Juncus textilis Geo. B. Grant 3708 Los Angeles Comment
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Dec 18 2015
  RSA594470  Juncus xiphioides Steve Boyd, Lauren Raz 1996-9-24 8938 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
  RSA669335  Juncus xiphioides LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 559 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  RSA305937  Juniperus californica Fay A. MacFadden 1933-3-15 s.n. Los Angeles Tejunga [sic] Wash, near Stonehurst Comment
  SFV295  Juniperus californica R. L. Armacost 1933-7-4 9 Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  RSA585149  Keckiella breviflora Tim S. Ross, Steve D. Boyd 1990-5-31 2740 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  CATA990  Keckiella cordifolia Mark L. Hoefs 1994-5-21 1864 Los Angeles Santa Catalina Island: Near upper Renton Mine Road 252 Comment
  SD21267  Keckiella cordifolia Norman E. Bilderback 1938-4-23 Los Angeles Catalina Harbor Comment
  UC1584876  Keckiella ternata var. ternata Tim Ross and Steve Boyd 1991-7-24 5643 Los Angeles nne slope Granite Mountain; , Pacifico Mountain U.S.G.S. 7.5' quad. 1901 Comment
  CATA1417  Lactuca saligna Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1995-11-11 2573 Los Angeles Santa Catalina Island: Below Wrigley Garden entry gates, by fire hydrant, upper Avalon Canyon 106 Comment
  RSA533896  Lactuca serriola Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5144 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage. 1600 ft. SE of the 924' BM at the E end of old airfield landing strip. 250 Comment
  RSA601640  Lagophylla ramosissima subsp. ramosissima L. C. Wheeler 1967-6-26 9865 Los Angeles San Gabriel Mountains : Whitney Canyon, near mouth. 434 Comment
  CAS-BOT-BC273825  Lamarckia aurea John H. Thomas 1957-5-3 6730 Los Angeles North of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  RSA653640  Lamarckia aurea S. Koukol, E. Lutz 1998-4-26 21 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road 424 Comment
  CAS-BOT-BC337890  Lasthenia R. J. Dobbs 1924-4-22 491 Los Angeles 9 miles below Swetzer [Switzer] Comment
  RSA361496  Lasthenia californica J. Aug Kusche 1929-4-14 s.n. Los Angeles Little Rock, Mohave Desert. Comment
  RSA497245  Lasthenia californica L. C. Wheeler 1967-4-30 9203 Los Angeles San Gabriel Mountains; foothills, NW end, between Bouquet Junction and Bonelli Ranch. 366 Comment
  CAS-BOT-BC329162  Lasthenia glabrata subsp. coulteri Le Roy Abrams 1899-4-1 361 Los Angeles Ballon Marshes Comment
  POM361485  Lasthenia gracilis Geo L. Moxley 1920-5-1 748 Los Angeles Catalina Island. Comment
  UC54183  Lasthenia gracilis W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  UCR194143  Lasthenia microglossa A. C. Sanders 2008-4-25 35100 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1018 Comment
  PASA1051  Lathyrus laetiflorus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  SEINET955803  Lathyrus laetiflorus Wesley O. Griesel 1959-1 Los Angeles Millard Canyon, San Gabriel Mts. 610 Comment
  RSA213336  Lathyrus vestitus subsp. alefeldii Reid V. Moran 1941-2-28 605 Los Angeles Johnson Valley, Santa Catalina Island 250 Comment
  RSA536053  Lathyrus vestitus subsp. laetiflorus T. S. Ross 1991-5-21 5406 Los Angeles San Clemente Island: ridgetop of the 'armpit' where the two upper forks of Box Canyon join together 457 Comment
  RSA600176  Lathyrus vestitus subsp. laevicarpus Steve Boyd, Lauren Raz 1997-5-1 9668 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  CATA83  Lathyrus vestitus var. alefeldii Mark L. Hoefs 1973-3-13 64 Los Angeles Santa Catalina Island: Upper Avalon Canyon by road above Wrigley Memorial 213 Comment
  CDA27150  Lathyrus vestitus var. vestitus T. C. Fuller 1965-4-26 13371 Los Angeles Old Topanga Canyon Road, 0.2 miles north of Highway 27, Topanga. 0 Comment
  UC1215151  Lavatera assurgentiflora subsp. glabra Peter H. Raven 1962-5-7 17579 Los Angeles Wilson Cove San Clemente Island (San Clemente Island); , Wilson Cove 60 Comment
  RSA763223  Layia glandulosa Justin M. Wood 2010-5-10 1588 Los Angeles Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  UC34693  Layia glandulosa J. Burtt Davy May 9 1896-May 24 1896 2466 Los Angeles Manzana Antelope Valley, Manzana Comment
  CAS-BOT-BC321500  Layia glandulosa Geo. B. Grant 1904-5-5 6118 Los Angeles Arroyo Seco Canyon, Sierra Madre Mts. Comment
  UC1537070  Layia glandulosa Gordon H. True 1935-3-6 58 Los Angeles n of Elizabeth Lake 975 Comment
  CAS-BOT-BC380178  Layia platyglossa Timothy S. Ross 1995-5-21 8607 Los Angeles San Clemente Island: Terrace on W side of Chenetti Canyon and just N of Snail Canyon, 4300 FT SSE of Rest triangulation point (1336-ft) and 3540 ft NNW of Slope tri. pt. (781-ft) 271 Comment
  SBBG95244  Layia platyglossa M. B. Dunkle 1928-4-10 1834 Los Angeles Johnson's Cyn 243 Comment
  SBBG96963  Layia platyglossa S. Boyd, T. Ross, L. Araseth 1990-4-8 4303 Los Angeles near Malo Point, first cyn S of Bryce Cyn Comment
  RSA60202  Layia platyglossa subsp. campestris E. K. Balls, Lee W. Lenz 1950-3-28 14456 Los Angeles 2 miles north of Castaic, Hwy 99. 366 Comment
  SD70952  Layia platyglossa subsp. campestris R. Mitchel Beauchamp 1967-3-17 249 Los Angeles San Clemente Island; on grassy slope east of Wilson Cove. Comment
  POM78692  Lepechinia fragrans Albert J. Perkins 1920-5-29 s.n. Los Angeles Switzer Trail, San Gabriel Mts. Comment
  CAS-BOT-BC89418  Lepidium fremontii A. D. E. Elmer 1902-6-1 3632 Los Angeles Lancaster. Comment
  RSA429895  Lepidium fremontii Anstruther Davidson 1893-5-12 1857 Los Angeles Lancaster. Comment
  UC1536953  Lepidium fremontii Gordon H. True Jr. 1935-5-17 309 Los Angeles hills s Littlerock 914 Comment
  UCSB18662  Lepidium fremontii Meisenbach, C. 1963-5-3 Los Angeles State Highway 138; 1.7 miles southeast of Victorville junction; west of Pearblossom 1066 Comment
  CAS-BOT-BC89534  Lepidium lasiocarpum Le Roy Abrams 1901-4-1 1182 Los Angeles Ballona Harbor. Comment
  RSA736337  Lepidium latifolium Scott D. White, Justin Wood 2008-5-19 12019 Los Angeles Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. 67 Comment
  CAS-BOT-BC89751  Lepidium latipes Dr. H. E. Hasse 1891-3-1 s.n. Los Angeles Flats near Santa Monica. Comment
  RSA591979  Lepidium virginicum Mark Hoefs, D. Propst 1973-3-3 33 Los Angeles Santa Catalina Island: west side of Black Jack Mt. 412 Comment
  UCR144091  Lepidium virginicum var. pubescens Scott D. White 1998-6-10 6716 Los Angeles San Gabriel Mtns, San Antonio Canyon, c. 1.5 air mi N of San Antonio Dam/Shinn Road (=Mountain Ave) Bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station 777 Comment
  CAS-BOT-BC328060  Lepidospartum squamatum N. Dunn; J. Ewan 1931-12-6 5556 Los Angeles Higgins Canyon above Beverly Hills. Santa Monica Mts. Comment
  POM305773  Lepidospartum squamatum Henry J. Ramsey, Henry J. Ramsey 1937-6-27 951 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  UC1234597  Lepidospartum squamatum Peter H. Raven 1961-10-15 16863 Los Angeles in front of Botanic Garden; Claremont 259 Comment
  UCR273283  Lepidospartum squamatum R. G. Swinney 2011-10-18 15829 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
  UCR281848  Lepidospartum squamatum R. G. Swinney 2014-5-8 16435 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  CAS-BOT-BC320589  Leptochloa Peter Rubtzoff 1988-10-7 9961 Los Angeles Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, ca. 2 miles northeast of the entrance to Angeles National Forest, or ca. 4 miles northeast of junction of Osborne Street and Foothill Blvd., San Gabriel Mountains. 478 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
  POM1179  Leptochloa fusca subsp. uninervia I. M. Johnston 1910-10-21 2163 Los Angeles Los Angeles river at Aliso St. bridge Comment
  SEINET3361194 Image available Leptodactylon californicum subsp. glandulosum Roxana S. Ferris 1941-5-9 10322 Los Angeles In chaparral, Pico Canyon, Santa Susana Mountains, about 2 miles W of US Hwy 89 Comment
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Oct 1 2014
  SEINET4043523  Leptodactylon pungens R. Gustafson 1977-1 sn Los Angeles Tapia Park, Malibu Canyon, Santa Monica Mountains. Comment
  RSA600177  Leptosiphon androsaceus Steve Boyd 1997-5-1 9669 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCSB5165  Leptosiphon aureus subsp. aureus Wedberg, H. 1958-4-13 Los Angeles 1/2 mile east of 165th St. on power line road; near Pearlblossom Comment
  SD86316  Leptosiphon bicolor R. Beauchamp, M. Douglas 1972-3-24 3252 Los Angeles San Clemente Island; on grassy slope east of impact area above Pyramid Cove. 349 Comment
  RSA601910  Leptosiphon breviculus L. C. Wheeler 1964-6-20 8489 Los Angeles Mt. Waterman: south side. Comment
  RSA706436  Leptosiphon breviculus LeRoy Gross 2005-6-23 2378 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1401 Comment
  CAS-BOT-BC226640  Leptosiphon breviculus Timothy S. Ross; Darin Banks 1994-6-21 7993 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: saddle between the north fork Tie Canyon on the SW and a major NE-draining tributary of Santiago Canyon on the NE; ca 3160 m NW of Pac. Mtn's 7124-foot summit 1645 Comment
  LA99309  Leptosiphon liniflorus Henry J. Thompson; 1959-5-21 2036 Los Angeles SANTA MONICA MOUNTAINS, Lake Eleanor Creek, at junction of Potrero Rd and Decker Rd [Westlake Blvd], 0.7 mi E of Lake Sherwood. 274 Comment
  POM263549  Leptosiphon liniflorus J. C. Roos 1937-5-31 649 Los Angeles Lancaster. Comment
  POM364635  Leptosiphon liniflorus Anstruther Davidson s.n. Los Angeles Mohave desert. Comment
  SD122713  Leptosiphon parviflorus James C. Dice, W. E. Tippets, et al. 1988-4-6 845 Los Angeles Santa Monica Mountains, Malibu Creek State Park; Reagan Ranch property along Yearling Trail, ca. 1.0 km northwest of Century Reservoir and 1.0 km eastnortheast of Malibu Lake. 249 Comment
  RSA0116447  Leptosyne bigelovii R. G. Swinney 2010-5-21 12899 Los Angeles San Gabriel Mountains; unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UCR141812  Lessingia filaginifolia June Latting 1978-9-17 s.n. Los Angeles San Gabriel Mountains, roadside between Grassy Hollow Campground andVincent Gap on the Angeles Crest Hwy, Angeles National Forest 2317 Comment
  UCR219277  Lessingia filaginifolia Jonas A. Winbolt, Rocky Brown 2010-8-20 014 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  CDA8167  Lessingia glandulifera G. C. Fleischman 1943-8-8 Los Angeles Between Palmdale & Littlerock. 0 Comment
  CAS-BOT-BC339273  Lessingia glandulifera var. glandulifera Smith; Holsten 1974-8-15 0523 Los Angeles Texaco Oil Field Castaic Comment
  UCR192822  Lewisia rediviva R. G. Swinney 1998-7-6 6295 Los Angeles San Gabriel Mtns., Grassy Hollow, east of Jackson Flats, on ridge c. 200 m north of entrance to Grassy Hollow Campground 2195 Comment
  CAS-BOT-BC283741  Leymus condensatus Lewis S. Rose 1946-7-21 46231 Los Angeles N end of Hollywood Reservoir 228 Comment
  POM295819  Leymus condensatus Arthur L. Cohen 1934-8-2 478 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  RSA226239  Leymus condensatus Gary D. Cromwell, David W. Wheat 1971-7-1 699 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  RSA483173  Leymus condensatus Robert L. Dressler 1948-7-28 65 Los Angeles Baldwin Hills, rolling hills with grass cover. Comment
  RSA603773  Leymus condensatus C. Epling, Louis C. Wheeler 1933-6-4 1856 Los Angeles 1 mi. W mouth San Francisquito Canyon near Saugus. Comment
  RSA716472  Leymus triticoides Scott D. White, Andrea Warniment 2006-7-7 11612 Los Angeles Gorman area, Gorman creek NE of the I-5 Freeway. SE Tehachapi Mts. 1037 Comment
  RSA229181  Lilium humboldtii subsp. ocellatum Robert F. Thorne, C. W. Tilforth 1971-6-29 40730 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  RSA651264  Lilium humboldtii subsp. ocellatum Russell S. Woglum 1935-08 2443 Los Angeles San Gabriel Canyon, North Fork Soldier Creek. [San Gabriel Mountains] Comment
  RSA669140  Lilium humboldtii subsp. ocellatum LeRoy Gross 2002-6-24 545 Los Angeles North side.Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). 549 Comment
  RSA377161  Lilium parryi F. R. Fosberg 1931-8-10 S 5635 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UC588167  Linanthus breviculus Victor Duran 1933-7-11 3516 Los Angeles Sulphur Springs San Gabriel Mountains 1524 Comment
  OBI7364  Linanthus californicus subsp. glandulosus Mark Fresh 1976-2-29 16 Los Angeles Located at Tuna Canyon Road and Saddle Peak Roah crossroads. Comment
  RSA652610  Linanthus californicus subsp. glandulosus T. Strid 1972-6-11 s.n. Los Angeles Arroyo Seco, Pasadena. 396 Comment
  UC1870157  Linanthus concinnus LeRoy Gross, Valerie Soza 2003-6-10 1024 Los Angeles Transverse Ranges; San Gabriel Mountains region; Mount Baldy Trail from Baldy Village to summit of Mount San Antonio., ca. 2.5 miles south of Mount San Antonio summit along trail. Near 34.26427N, 117.65635W. Comment
  LA52351  Linanthus dianthiflorus A. M. Johnson; 1932-2-27 3840 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  OBI28068  Linanthus dichotomus subsp. dichotomus Dirk Walters and David Keil, David Keil 1977-4-30 12282 Los Angeles On S. side of Calif. Rte. 138 in vicinity of jctn. w/ Los Angeles Co. Rd. N-2, across highway from Quail Reservoir Comment
  UC1595581  Linanthus parryae W. Wisura, E. Roeder 1992-4-21 4693 Los Angeles near Valyermo (Mountain Brook Ranch) Comment
  LA51917  Linaria pinifolia Peter H. Raven; Henry J. Thompson 1960-4-24 15120 Los Angeles 457 Comment
  RSA0091077  Lithophragma affine R. G. Swinney 2011-3-22 14187 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  UC219145  Lithophragma affine Munz and Harwood 1920-3-13 3311 Los Angeles 1 mi w Pomona (San Jose Hills); San Jose Hills 304 Comment
  POM6851  Lithophragma affine subsp. mixtum P. A. Munz, L. T. Street, G. Williams 1919-4-5 2426 Los Angeles Puddingstone Canyon, near San Dimas. 274 Comment
  SBBG129318  Lithophragma bolanderi A. Parikh, N. Gale 2012-5-2 3582 Los Angeles W Fork San Gabriel River, 1.0 km E of Cogswell Dam 643 Comment
  POM255819  Lithophragma heterophyllum I. W. Clokey 1935-5-9 6668 Los Angeles San Dimas Canyon Comment
  UCR191184  Lobelia dunnii R. G. Swinney 1999-7-28 7579 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch 732 Comment
  CAS-BOT-BC174511  Loeflingia squarrosa Alice Eastwood 1906-6-5 250 Los Angeles Roscoe Comment
  UC23708  Loeseliastrum matthewsii Dr. A. Davidson 1895-1 91 Los Angeles Lancaster Comment
  UC1109345  Lolium multiflorum Peter H. Raven 1962-4-12 17348 Los Angeles Wilson Cove San Clemente Island (near docks); , Wilson Cove 15 Comment
  RSA356942  Lolium perenne subsp. multiflorum Anstruther Davidson 1917-05 3184 Los Angeles Los Angeles. Comment
  RSA133256  Lolium temulentum P. H. Raven 1959-5-3 14075 Los Angeles Santa Monica Mountains. Mulholland Drive near head of Franklin Canyon, (34?N; 118-119?W) 381 Comment
  UCD127630  Lomatium dasycarpum subsp. dasycarpum Steve Boyd; Lauren Raz, Timothy S. Ross 1997-4-1 9467 Los Angeles upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat. 792 Comment
  LA26717  Lomatium lucidum Mildred E. Mathias; 1957-5-1 3207 Los Angeles Santa Monica Mountains, Decker Rd 2.5 mi. SW of Decker Fire Station Comment
  RSA599884  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-5-6 9729 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
  SBBG59738  Lomatium utriculatum R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  UC1375330  Lomatium utriculatum C. W. Tilforth 1969-4-14 181 Los Angeles between Whittier and West Covina (along Colima Ave. just n. of Punta del Este Rd.) Comment
  RSA99372  Lonicera hispidula var. vacillans F. W. Peirson 1951-8-7 4502 Los Angeles Sturdevant's Camp, Big Santa Anita Canyon. 1067 Comment
  CAS-BOT-BC240750  Lonicera interrupta Timothy S. Ross; Steve Boyd 1994-5-25 7944 Los Angeles Liebre Mountains. Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit 1075 Comment
  RSA530067  Lonicera interrupta T. S. Ross 1991-8-16 5871 Los Angeles San Gabriel Mountains, Horse Flats 1787 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
  UCR124388  Lonicera subspicata I. W. Clokey, B. C. Templeton 1929-1 4554 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  LA200347  Lonicera subspicata var. denudata Jonathan Sauer; H. Sauer, L. Birindelli, D. Birindelli 1969-6-21 4595 Los Angeles Santa Monica Mountains, near Stunt's Ranch 396 Comment
  RSA515117  Lotus argophyllus subsp. ornithopus Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-30 805 -6 Los Angeles San Clemente Island: Waynuk Canyon, W slope of island Comment
  RSA659758  Lotus argophyllus var. argenteus Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 78 Los Angeles San Clemente Island. Comment
  UC1594371  Lotus argophyllus var. argenteus Tim Ross 1992-4-14 6172 Los Angeles ca 100 m n Nanny Canyon drainage meets the sea (central e side of San Clemente Island); San Clemente Island 15 Comment
  UC496529  Lotus argophyllus var. argophyllus T. Craig 1927-6-8 402 Los Angeles Bear Canyon Trail to Mt. San Antonio (e Los Angeles Co) Comment
  JEPS55394  Lotus crassifolius F. W. Peirson 1918-6-17 103 Los Angeles Rock Creek San Gabriel Mts. 1524 Comment
  CDA968  Lotus dendroideus var. dendroideus D. G. Kelch 1991-3-23 1319 Los Angeles Catalina Island. East of Avalon. Comment
  JEPS55495  Lotus hamatus Frank W. Peirson 1920-5-16 2117 Los Angeles Tujunga San Gabriel Mts. 457 Comment
  UC80812  Lotus heermannii Ernest Braunton 1902-5-10 330 Los Angeles Rivera Comment
  RSA319992  Lotus heermannii var. heermannii Greg Wright 1971-5-23 124 Los Angeles Big Dalton Canyon, north of Glendora Comment
  RSA40658  Lotus heermannii var. heermannii M. B. Dunkle 1933-7-11 3659 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  RSA594635  Lotus oblongifolius var. oblongifolius Steve Boyd, Lauren Raz 1996-10-29 9120 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1463 Comment
  SEINET3131507  Lotus oblongifolius var. oblongifolius G. B. Grant 1904-6-17 710 Los Angeles Pasadena Comment
  RSA90411  Lotus oblongifolius var. oblongifolius F. W. Peirson 1917-5-13 501 Los Angeles Big Rock Creek 1296 Comment
  SFV12370  Lotus purshianus D. L. Koutnik 1978-6-3 514 Los Angeles Santa Monica Mountains Mulholland Highway across from Calabasas High School and east of Old Topanga Canyon. 305 Comment
  JEPS55924  Lotus salsuginosus W. L. Jepson 1920-5-3 8934 Los Angeles above Castaic Creek 975 Comment
  RSA131021  Lotus salsuginosus Percy C. Everett, E. K. Balls 1959-6-2 23839 Los Angeles 1 mi. of entrance to Stokes Canyon 213 Comment
  RSA498799  Lotus salsuginosus E. S. Spalding 1925-4-23 20339 Los Angeles Turnbull [?] Canyon Comment
  POM2457  Lotus salsuginosus var. salsuginosus L. R. Abrams 1899-03 274 Los Angeles Los Angeles (no data on label) Comment
  RSA596981  Lotus scoparius Steve Boyd, Lauren Raz 1996-9-24 8955 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
  POM306251  Lotus scoparius Henry J. Ramsey, Henry J. Ramsey 1938-1-2 1369 Los Angeles North Craig Ave., Altadena. Comment
  RSA406846  Lotus scoparius F. R. Fosberg 1930-6-23 52983 Los Angeles Del Rey. 1 Comment
  RSA406847  Lotus scoparius Ronald Estes 1949-6-24 4239 a Los Angeles Los Padres National Forest. 457 Comment
  RSA406858  Lotus scoparius Richard Arnold 1984-8-10 1033 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey) Area V3 Comment
  RSA0087387  Lotus scoparius subsp. scoparius R. G. Swinney 2010-5-25 12976 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  NY15752  Lotus scoparius var. brevialatus A. M. Ottley 1920-5-3 589 Los Angeles Side of Litte Tujunga Wash. 335.3 Comment
  RSA0101283  Lotus strigosus R. G. Swinney 2011-6-22 15260 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1780 Comment
  RSA724520  Lotus strigosus K. Dobry 1991-5-2 580 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA597445  Lotus strigosus T. S. Ross 1991-5-19 5345 Los Angeles San Clemente Island: southeast end of island; easternmost branch of Snake Cactus Canyon (drainage beginning 2350 feet due W of Guds) 131 Comment
  RSA529923  Lotus unifoliolatus T. S. Ross 1991-8-16 5831 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  RSA406264  Lotus unifoliolatus Samuel R. Tyson 1942-6-6 s.n. Los Angeles San Dimas Canyon, 823 Comment
  RSA279081  Lotus wrangelianus R. F. Thorne 1971-4-9 41520 Los Angeles Below dam in San Dimas Canyon. 426 Comment
  RSA674700  Lotus wrangelianus Scott D. White, Sandy Leatherman, D. E. Bramlet, A. Oneal, W. Sangkatavat 2001-4-24 8413 Los Angeles Southwestern Liebre Mountains: Grasshopper Canyon area near Castaic lake. 518 Comment
  UCSB40541  Ludwigia peploides Takeda, Brian 1978-3-6 Los Angeles West of Sepulveda Boulevard at the end of Royal Oak Place, Santa Monica Mountains 243 Comment
  UCR150855  Lupinus R. G. Swinney 1999-8-16 7662 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  CAS-BOT-BC201198  Lupinus Edith A. Purer 1935-5-11 6543 Los Angeles Malibou Road Comment
  RSA0085065  Lupinus Lyman Benson 1945-4-14 11675 Los Angeles Claremont. 351 Comment
  UC440396  Lupinus Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon , Las Flores Canyon (Santa Monica Mountains) Comment
  SEINET10488425  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x 8292(1) Comment
  RSA562570  Lupinus bicolor Steve Boyd 1993-4-22 7980 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
  RSA649608  Lupinus bicolor Lori Ackerman, Gerald Braden 1988-4-22 20 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  UCR259944  Lupinus bicolor R. G. Swinney 2010-6-1 13085 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  RSA0019386  Lupinus bicolor Jim Reutzel 1994-5-29 s.n. Los Angeles Los Angeles Reservoir [Puddingstone Reservoir?] on northwest side. Comment
  RSA652730  Lupinus bicolor subsp. marginatus Gary Guntle 1971-4-3 s.n. Los Angeles Pasture 40 mi w of Lancaster on Ave. D. left side. Comment
  POM350046  Lupinus bicolor subsp. microphyllus N. C. Cooper 1945-5-1 2202 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  POM350047  Lupinus bicolor subsp. microphyllus I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough. [locality name change to Laguna Dominguez] Comment
  POM350058  Lupinus bicolor subsp. microphyllus M. Bisbee 1917-4-10 s.n. Los Angeles Hill Ave. Eagle Rock Comment
  CAS-BOT-BC187879  Lupinus chamissonis Alice Eastwood 1906-5-29 78 Los Angeles Ocean Park Comment
  UCR110895  Lupinus concinnus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22003 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  SD251730  Lupinus concinnus F. R. Fosberg 1931-3-27 S 4413 Los Angeles Santa Catalina Island, Hamilton Canyon. 120 Comment
  RSA741145  Lupinus elatus Naomi S. Fraga, Elizabeth A. Kempton 2008-7-2 2303 Los Angeles North slope of Mount Islip from Little Jimmy Campground to the summit. 2287 Comment
  UCR209232  Lupinus excubitus subsp. austromontanus R. G. Swinney 2008-6-17 9056 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  UC865186  Lupinus excubitus var. hallii L. W. Nuttall 1920-1 26 Los Angeles Santa Catalina Island Comment
  RSA597048  Lupinus excubitus var. johnstonii T. S. Ross 1990-6-25 3832 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA414788  Lupinus formosus var. formosus I. M. Johnston 1917-7-1 1754 Los Angeles San Antonio Mountains. Browns Flats. 1310 Comment
  UCR99524  Lupinus formosus var. robustus Steve Boyd, Lauren Raz 1997-3-26 9351 Los Angeles San Gabriel Mtns., Liebre Mountains region, northern base of Portal Ridge at mouth of Myrick Canyon, S edge of the Antelope Valley, south of Fairmont Reservoir. 1000 Comment
  RSA545182  Lupinus guadalupensis T. S. Ross 1992-4-16 6206 Los Angeles Central part of island; 291 degrees WNW, 725 m distant from summit of 1603' peak above Stone field station, San Clemente Island 416 Comment
  RSA177720  Lupinus hirsutissimus Robert F. Thorne, Percy C. Everett 1965-5-11 34579 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  UCSB11268  Lupinus hirsutissimus Hancock, Dan 1961-3-31 Los Angeles E side of Middle Ranch spillway, on Catalina Island Comment
  RSA0036984  Lupinus latifolius R. G. Swinney 2010-5-29 13407 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  LA85592  Lupinus longifolius Elizabeth McClintock; 1945-5-1 sn Los Angeles Santa Monica Mountains, Dry Canyon-Cold Creek Road Comment
  OBI8158  Lupinus longifolius Lewis Metz 1977-4-9 LM 31 Los Angeles Found along road cut of old Mt Wilson toll rd, 3.5 km NE of Eaton Cyn bridge Comment
  POM2430  Lupinus longifolius I. M. Johnston 1910-5-5 1896 Los Angeles Trunbull Canyon, Puente Hills. 366 Comment
  RSA276008  Lupinus longifolius Jack Delaini 1974-5-9 199 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Johnson Peak Road, at head of Canyon 854 Comment
  RSA91265  Lupinus longifolius F. W. Peirson 1920-5-14 2147 Los Angeles Lukens Peak, San Gabriel Mts, Los Angeles Count, Alt 3000-3500ft 915 Comment
  SEINET10485601  Lupinus longifolius David B. Dunn 1957-4-2 Dunn s.n. Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SD186211  Lupinus microcarpus A. C. Sanders, Mark Elvin, et al. 2003-4-14 25971 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain. 351 Comment
  RSA19104  Lupinus microcarpus var. microcarpus P. A. Munz 1923-5-27 6880 Los Angeles Rock Creek 1296 Comment
  SD185224  Lupinus odoratus S. J. Myers 2005-5-11 Los Angeles Northeast of Lancaster, southwest of the intersection of Avenue H and 10th Street. 719 Comment
  POM262977  Lupinus ruber J. C. Roos 1941-4-12 181 Los Angeles Palmdale. Comment
  RSA763819  Lupinus sparsiflorus Justin M. Wood 2010-5-10 1616 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  SD262281  Lupinus sparsiflorus R. G. Swinney 2014-5-27 16657 Los Angeles San Gabriel Mountains: Glendora, ridge between east and north forks of Hooik Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. Debris basin. 445 Comment
  UCR259905  Lupinus sparsiflorus R. G. Swinney 2010-3-16 11951 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  POM157976  Lupinus succulentus M. B. Dunkle 1928-3-17 1753 Los Angeles Santa Catalina Island. Isthmus. 91 Comment
  RSA414302  Lupinus succulentus Reid V. Moran 1941-3-4 676 Los Angeles Little Harbor, Santa Catalina Island 15 Comment
  RSA414299  Lupinus succulentus M. B. Dunkle 1939-4-5 7279 Los Angeles Pyramid Cove, San Clemente Island. Comment
Read comments
Jul 27 2016
  RSA414388  Lupinus truncatus Robert M. Perkins 1936-5-3 182 Los Angeles San Gabriel Canyon Comment
  RSA228956  Luzula comosa var. laxa Robert F. Thorne 1971-8-25 41298 Los Angeles San Gabriel Mountains, Angeles National Forest: At Little Jimmy Springs. 2256 Comment
  UCR223217  Lycium andersonii R. G. Swinney 2009-5-13 10788 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  UC1234774  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-22 17833 Los Angeles first canyon west of Lions Head Point Santa Catalina Island 76 Comment
  UC1409085  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne and Doug Propst 1973-2-14 42479 Los Angeles on slopes e Isthmus (above Banning House); Santa Catalina Island, Ironwood Gully 182 Comment
  UC860337  Lyonothamnus floribundus subsp. floribundus Mrs. C. E. Miller 1918-6-11 Los Angeles Santa Catalina Island Comment
  SD69013  Madia gracilis Robert F. Thorne, D. Propst 1968-5-29 37690 Los Angeles Santa Catalina Island; upper Cape Canyon below reservoir 305 Comment
  RSA435914  Mahonia dictyota L. E. Hoffman s.n. Los Angeles Arroyo Seco Canyon. Comment
  RSA604006  Mahonia dictyota L. C. Wheeler 1936-6-23 4178 Los Angeles San Dimas Canyon, San Gabriel Mountains. 701 Comment
  RSA604007  Mahonia dictyota L. C. Wheeler 1936-4-5 4084 Los Angeles San Dimas Canyon, San Gabriel Mts. 701 Comment
  NY24351  Mahonia nevinii A. Eastwood 1913-5-11 3143 Los Angeles San Fernando Wash Comment
  RSA607680  Malacothamnus davidsonii Scott D. White 1997-8-1 5439 Los Angeles Big Tujunga Wash (San Gabriel Mountains. foothills/ E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansen Dam, and N Of Wentworth St. 335 Comment
  POM155667  Malacothamnus fasciculatus M. B. Dunkle 1928-5-20 1966 Los Angeles Santa Catalina Island. Bank below Eagle Nest Rock, Tree 10, Middle Ranch Canyon 91 Comment
  RSA188296  Malacothamnus fasciculatus Robert F. Thorne 1966-6-2 36518 Los Angeles Santa Catalina Island. E of Black Jack Mt. on slopes of canyon leading to White s Landing. 229 Comment
  RSA434300A  Malacothamnus fasciculatus Peterson 1931-7-10 s.n. Los Angeles Griffith Park. Comment
  SBBG128423  Malacothamnus fasciculatus M. L. Hoefs 1995-5-23 2080 Los Angeles lower Middle Cyn, just below Eagles Nest Lodge 121 Comment
  RSA0040258  Malacothamnus fasciculatus Anstruther Davidson 1890-4-10 s.n. Los Angeles Foothills Cahuenga, Los Angeles. Comment
  RSA0101005  Malacothamnus fasciculatus Wesley O. Griesel 1961-7-26 s.n. Los Angeles State Highway #2, between Big Pines and Wrightwood. 1829 Comment
  UCR229160  Malacothrix californica Dan S. Cooper 2011-5-5 511- 52 Los Angeles Western Mojave Desert, Antelope Valley, 5.4 mi southeast (119 deg. ) of Neenach, south of Ripley Reserve, south of Hwy 138 938 Comment
  SEINET11799405  Malacothrix californica J. F. Bright 1936-1 1002 Los Angeles Antelope Valley Comment
  RSA678889  Malacothrix foliosa Mark A. Elvin, Dylan Hannon, Gery Allan, Curtis Clark 1996-4-19 149 Los Angeles San Clemente Island. North Head, top of slopes between 1st and 2nd terrace point at N.H. rock. 12 Comment
  UC557798  Malacothrix foliosa Nell Murbarger March, 1936 3 Los Angeles e side of island San Clemente Island Comment
  OBI28968  Malacothrix glabrata David J. Keil 1976-12-12 11888 Los Angeles 5 mi W of San Bernardino co line along CA rte 138 1128 Comment
  RSA710540  Malacothrix glabrata LeRoy Gross 2005-5-3 2186 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  POM6228  Malacothrix saxatilis var. tenuifolia D. L. Crawford, H. D. Hiatt 1916-3-28 578 Los Angeles Santa Monica Mountains. Comment
  UCD116846  Malosma laurina Elizabeth Boncimino 1993-5-4 s.n. Los Angeles Eddleston Park, Northridge. 426 Comment
  RSA177808  Malva parviflora Robert F. Thorne, P. Everett 1965-5-10 34516 Los Angeles Santa Catalina Island. Upper end of Gallagher Canyon. 442 Comment
  RSA598932  Malva parviflora Scott D. White 1997-3-12 4751 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  RSA226030  Malvella leprosa Robert F. Thorne, C. W. Tilforth 1971-6-29 40648 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  SFV20852  Marah macrocarpa L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 716 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  HSC79407  Marah macrocarpa Thomas Eakle 1967-3-25 100 Los Angeles On Glendora Mtn. Rd., Angeles National Forest in San Gabriel Mtns. 1220 Comment
  SD52844  Marah macrocarpa var. major Peter H. Raven 1962-4-9 17160 Los Angeles San Clemente Island, arroyo above Wilson Cove Comment
  HSC99260  Marrubium vulgare C. S. Apperson 1967-6-26 Los Angeles Newhall Ranger Station Comment
  RSA82530  Marrubium vulgare F. W. Peirson 1920-4-22 1048 Los Angeles At 1085 New York Drive, Altadena. Comment
  CDA40720  Marrubium vulgare Phillipson 1915-5-7 3 .1.A Los Angeles Monrovia. Comment
  RSA0035006  Marrubium vulgare Elwood Fordham 1951-3-8 s.n. Los Angeles Topanga, Summit Rd. 304 Comment
  RSA409827  Marrubium vulgare T. A. Burch, B. E. Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA0065716  Marsilea vestita subsp. vestita Justin M. Wood 2011-7-7 4342 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA724550  Matricaria matricarioides K. Dobry 1992-4-14 D- 367 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  POM348012  Medicago lupulina Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  RSA526531  Medicago polymorpha Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4269 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. 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
  IRVC26214  Melica imperfecta A. C. Sanders 2003-5-1 26246 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
  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
  UCR270983  Melica imperfecta R. G. Swinney 2011-5-26 14856 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UCR271250  Melica imperfecta R. G. Swinney 2011-6-1 14972 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  RSA782205  Melilotus albus R. G. Swinney 2009-8-25 11475 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  SFV15336  Melilotus albus J. C. Dittes, D. Stolp 1990-3-10 45 Los Angeles San Gabriel Mountains Along streambed above Big Tujunga flood control reservoir. 732 Comment
  UCR147684  Melilotus albus Steve Boyd, Amber Maurice 2004-5-18 11329 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  POM348149  Melilotus albus Howard Mullins 1931-4-1 s.n. Los Angeles San Gabriel Comment
  SD51875  Melilotus albus Peter H. Raven 1962-7-10 17959 Los Angeles San Clemente Island, along road just above big dune near NW end of the island Comment
  UCR214627  Melilotus indicus A. C. Sanders, Dan S. Cooper 2010-3-12 37369 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA602207  Melilotus indicus L. C. Wheeler 1945-6-3 6059 Los Angeles San Gabriel Mountains.: West Fork, San Gabriel Canyon, ca. 1 mile west of Forks. Comment
  UCR95770  Mentha canadensis Lauren Raz, Steve Boyd 1996-10-23 003 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  SEINET269530  Mentzelia E. J. Lawlor, A. C. Sanders 1988-4-3 7736 Los Angeles Southern Mojave Desert 1.3 miles northwest of the San Bernardino County line on highway 138 about 2 miles north west o 1158 Comment
  RSA587338  Mentzelia albicaulis Orlando Mistretta 1992-5-4 214 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  RSA0097180  Mentzelia dispersa R. G. Swinney 2011-6-1 14976 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  UCSB4233  Mentzelia laevicaulis Kamb, Peter 1947-06 Los Angeles San Gabriel Mts. 1767 Comment
  SD181457  Mentzelia micrantha LeRoy Gross, Michael Denslow,B. Hogshead, Sarah Swartzentruber 2003-6-17 1042 Los Angeles Transverse Ranges, Verdugo Mtns, south side of mtns, Brand Cyn, below large waterfall, where cyn forks off; Burbank 7.5' quad.; area burned last year. At check dam (man-made waterfall). 392 Comment
  SEINET3155019  Mentzelia micrantha Brandegee 1889-1 sn Los Angeles Santa Catalina Island Comment
  UC124598  Mentzelia micrantha H. M. Hall 8286 Los Angeles Avalon, Santa Catalina Isl. Comment
  RSA0119037  Mentzelia veatchiana A. C. Sanders 2007-4-25 33579 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.25 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1159 Comment
  SFV2382  Mentzelia veatchiana K. A. Wilson 1961-4-29 1171 Los Angeles Mojave Desert 1 mile northwest of Valyermo. 1085 Comment
  UCR185588  Mentzelia veatchiana A. C. Sanders 2007-4-25 33579 Los Angeles Tehachapi Mtns., Oso Canyon, 0.25 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1159 Comment
  UCR192576  Mentzelia veatchiana A. C. Sanders 2008-4-10 34824 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  CAS-BOT-BC435241  Mesembryanthemum crystallinum John Thomas Howell 1927-6-30 2632 Los Angeles At eastern city limits of Long Beach 30 Comment
  POM18221  Mesembryanthemum crystallinum P. A. Munz 1923-4-13 6785 Los Angeles San Clemente Island. Comment
  POM770  Mesembryanthemum crystallinum D. L. Crawford 1916-5-10 s.n. Los Angeles Upper San Dimas Canyon Comment
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Jul 7 2008
  RSA659728  Mesembryanthemum nodiflorum Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 85 Los Angeles San Clemente Island. Comment
  RSA774269  Microseris lindleyi R. G. Swinney 2009-6-8 11091 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR126864  Microseris lindleyi A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26200 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  POM155735  Microseris lindleyi M. B. Dunkle 1928-4-10 1823 Los Angeles Johnson's Canyon, Santa Catalina Island. 244 Comment
  UCSB5050  Microsteris gracilis Albright, S. 1957-3-16 Los Angeles Tapia Park Comment
  JEPS4580  Mimulus Frank W. Peirson 1919-5-18 434 Los Angeles hills e Monrovia Canyon; San Gabriel Mountains 457 Comment
  UCR199825  Mimulus aurantiacus Steve Boyd, Amber Maurice 2004-5-18 11341 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  POM267771  Mimulus aurantiacus var. pubescens I. W. Clokey, Bonnie C. Templeton 1929-04 4441 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
  RSA527717  Mimulus aurantiacus var. pubescens Tim S. Ross, Annette H. Ross 1991-3-7 4158 Los Angeles Elephant Hill: western Pomona. 244 Comment
  POM219972  Mimulus aurantiacus var. puniceus F. R. Fosberg 1932-5-6 8121 Los Angeles Big Wash Canyon, Avalon, Santa Catalina Island. 50 Comment
  POM246800  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-3-31 S- 4429 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 40 Comment
  RSA592420  Mimulus aurantiacus var. puniceus Mark Hoefs, Doug Propst 1973-3-3 38 Los Angeles Santa Catalina Island. North slope of Black Jack Mt. 442 Comment
  UC885727  Mimulus aurantiacus var. puniceus L. W. Nuttall 1920-5-3 79 Los Angeles Golf Links Canyon Santa Catalina Island Comment
  RSA420895  Mimulus brevipes Albert J. Perkins 1913-5-2 s.n. Los Angeles Tujunga Canyon. Comment
  UCD122449  Mimulus brevipes R. S. Woglum 1930-4-23 s.n. Los Angeles East- Central Los Angeles County: South Glendora. Comment
  UCR199986  Mimulus cardinalis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1362 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  HSC20696  Mimulus cardinalis C. S. Apperson 1967-6-24 Los Angeles 1/2 mi. up Stunt Cyn. Rd. off Mullholland Dr. 457 Comment
  SFV3370  Mimulus fremontii M. L. Vincent 1962-5-7 227 Los Angeles Mojave Desert Highway 0.5 miles from main highway at Pearblossom turnoff to Valyermo. 975 Comment
  POM11609  Mimulus fremontii var. fremontii P. A. Munz 1921-6-17 4655 Los Angeles San Antonio Mountains, Swartout [Swarthout] Valley. 1829 Comment
  UC26934  Mimulus fremontii var. fremontii Dr. A. Davidson Los Angeles Los Angeles Comment
  RSA724663  Mimulus guttatus K. Dobry 1991-5-13 510 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UC1012128  Mimulus guttatus Francis W. Pennell 1940-4-18 25135 Los Angeles e Gorman (Route 99) 1127 Comment
  UCR192924  Mimulus guttatus Dan S. Cooper 2008-5-12 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, lower Brush Canyon, Los Angeles 200 Comment
  UC103804  Mimulus parishii Orcutt Sept. 1884 Los Angeles San Rafael Comment
  RSA659873  Mimulus pilosus Orlando Mistretta 1992-8-20 780 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA641296  Mimulus rubellus Orlando Mistretta, R. T. Hawke 1995-6-29 1859 Los Angeles Blue Ridge Trail, ca 1/4 mile from trail lead at Pines. 2073 Comment
  UC1584743  Mirabilis laevis var. crassifolia Tim Ross and Annette Ross 1991-3-7 4140 Los Angeles western Pomona Elephant Hill 274 Comment
  UC851760  Mirabilis laevis var. crassifolia E. Lloyd 1933-4-8 Los Angeles Temescal Canyon, Santa Monica Mountains Comment
  RSA0030738  Mirabilis laevis var. crassifolia Bonnie C. Templeton, I. W. Clokey 1930-4-8 1002 Los Angeles San Francisquito Canyon, San Gabriel Mts. 915 Comment
  RSA464675  Mirabilis laevis var. crassifolia F. H. Elmore 1939-2-18 328 Los Angeles San Clemente Island. Comment
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May 22 2008
  RSA69489  Mirabilis laevis var. crassifolia F. W. Peirson 1923-4-8 3470 Los Angeles Wilson s Cove, San Clemente Island. Comment
  SBBG118442  Mirabilis laevis var. crassifolia J. Henrickson 1979-3-18 18167 Los Angeles ca. 7 mi N of Newhall in Dry Cyn S of Dry Cyn Reservoir 396 Comment
  RSA552479  Monardella breweri subsp. breweri D. Charlton 1991-6-23 5448 Los Angeles Devils Punchbowl Rd.. near State Park border, Sand Rock Creek, Mt. Williamson Drainage, Pleasant View Ridge desert foothills of the San Gabriel Mtns. 1341 Comment
  JEPS63313  Monardella cinerea Frank W. Peirson 1918-6-8 182 Los Angeles Baldy (Mt. San Antonio); San Gabriel Mts. 2286 Comment
  RSA401625A  Monardella macrantha subsp. macrantha Geo. L. Moxley 1917-8-12 s.n. Los Angeles Santa Anita Canyon, San Gabriel Mtns. 1128 Comment
  RSA785320  Monolopia lanceolata D. Silverman, Cindy Hopkins 2007-4-24 6734 Los Angeles Tejon Ranch, 1000m ESE of National Cement, 1.7km W of California Aqueduct, 500m S of the county line, just N of access road 988 Comment
  RSA526613  Muhlenbergia appressa Steve Boyd, Ross, Arnseth 1990-4-7 4195 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA661090  Muhlenbergia appressa Orlando Mistretta 1992-4-5 202 Los Angeles Guds, San Clemente Island. Comment
  RSA594541  Muhlenbergia californica F. R. Fosberg, Joseph A. Ewan 1931-8-13 798 Los Angeles Big Cienega, Pine Flats, N fork, San Gabriel River Comment
  RSA729892  Muhlenbergia californica R. G. Swinney 1998-8-30 6860 Los Angeles South fork of Dry Lake Canyon, a western tributary of San Antonio Canyon. 985 Comment
  UC535054  Muhlenbergia californica Victor Duran 1933-8-11 3546 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1600 Comment
  UCD169431  Muhlenbergia californica R. G. Swinney 2008-9-10 9422 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek. 1463 Comment
  RSA226182  Muhlenbergia microsperma Gary D. Cromwell 1971-5-14 647 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora; 396 Comment
  SBBG113043  Muhlenbergia microsperma S. A. Junak with K. Kirkland 1998-4-30 SCa 563 Los Angeles upper portion of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  UCR209876  Muhlenbergia rigens R. G. Swinney 2008-7-13 9190 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  RSA317216  Muilla maritima Michael C. Long, P. H. Sullivan 1974-5-19 s.n. Los Angeles Deviel s Punchbowl Co. Park, 0.5 mi. N of Parking area. Comment
  SBBG12516  Munzothamnus blairii P. H. Raven 1962-7-11 17992 Los Angeles cyn N of Nanny, NE of Lemon Tank, about halfway down Comment
  SBBG94501  Myoporum laetum J. Newman -Jun-1980 118 Los Angeles behind barracks Comment
  SD112352  Myriopteris covillei Darley F. Howe 1915-4-1 28 Los Angeles Claremont Comment
  SBBG128213  Nassella cernua M. L. Hoefs, S. A. Junak, J. T. Columbus 2001-5-25 3186 Los Angeles ridge above KBRT radio station, W of airport rd jct 432 Comment
  RSA133248  Nassella lepida P. H. Raven 1959-5-3 14059 Los Angeles Santa Monica Mountains. Mulholland Drive near Beverly Glen Boulevard, (34?N; 118-119?W) 381 Comment
  UC121727  Nassella lepida T. S. Brandegee 1890-5-12 59 Los Angeles Santa Catalina Island Comment
  RSA661181  Nassella pulchra LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 406 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 518 Comment
  SEINET4044475  Nassella pulchra D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 182 Comment
  RSA547439  Nasturtium officinale Timothy S. Ross 1992-5-17 6365 Los Angeles Lower Shoemaker Canyon, draining to the E fork of the San Gabriel River and joining it at 2125 feet elevation 691 Comment
  UC61540  Navarretia atractyloides Ernest Braunton Jun 1903 898 Los Angeles Glendale to Burbank Comment
  UCD48340  Navarretia atractyloides W. M. Phillipson 1915-1 s.n. Los Angeles Monrovia- Calif. Comment
  SBBG109958  Navarretia hamata L. C. Wheeler 1962-5-19 8069 Los Angeles Empire Landing Station Comment
  UC1221004  Navarretia prostrata Beecher Crampton 1963-5-8 6794 Los Angeles n of Gardena (Rosecrans Ave, just w of its junction with Western Ave); Los Angeles Comment
  CHSC99628  Nemacladus sigmoideus LeRoy Gross 2005-6-23 2385 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. Along road. 1401 Comment
  RSA597744  Nemacladus sigmoideus T. S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3747 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA618787  Nemophila menziesii var. integrifolia Louis C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch. 945 Comment
  SBBG64772  Nemophila menziesii var. integrifolia R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  UC501494  Nemophila menziesii var. integrifolia Joseph Andorfer Ewan 1932-5-29 7188 Los Angeles head Arrastre Canyon; San Gabriel Mts., head of Arrastre Canyon 1524 Comment
  RSA421480  Nemophila menziesii var. integrifolia Anstruther Davidson 1890-06 s.n. Los Angeles Los Angeles. Comment
  RSA60205  Nemophila menziesii var. integrifolia E. K. Balls, Lee W. Lenz 1950-3-28 14453 Los Angeles 12 miles south of Castaic, hwy 99. 335 Comment
  POM296771  Nemophila menziesii var. menziesii Lyman Benson 1945-3-30 11648 Los Angeles Canyon at Padua Hills above Claremont. 549 Comment
  RSA0045221  Nemophila spatulata R. G. Swinney 2010-6-21 13270 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
  UC1537059  Nicolletia occidentalis Gordon H. True 1938-6-22 893 Los Angeles near Wilsona 609 Comment
  RSA604995  Nicotiana attenuata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: At mouth of Sawmill Canyon. 2012 Comment
  RSA668154  Nicotiana attenuata Ian Swift 2001-5-17 131 Los Angeles Upper Soledad Cyn., Santa Clara River wash, 0.5 mi. southeast of Acton. 939 Comment
  UCR113694  Nicotiana attenuata L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Doe Flat, Graveyard Canyon 823 Comment
  RSA426676  Nicotiana bigelovii Anstruther Davidson 1901-1 s.n. Los Angeles Los Angeles. Comment
  RSA426677  Nicotiana bigelovii Ernest Braunton 1901-6-18 s.n. Los Angeles [Unspecified] Comment
  CHSC1926  Nicotiana glauca E. Thomas 1940-4-13 Los Angeles Claremont. 353 Comment
  RSA426788  Nicotiana glauca Robert Gustafson 1980-7-9 1815 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA601557  Nicotiana quadrivalvis Louis C. Wheeler 1967-6-15 9827 Los Angeles San Gabriel Mountains: Vicinity of Santa Clarita Hospital, Baker Ranch. Comment
  RSA458914  Oenanthe sarmentosa Frances M. Morey s.n. Los Angeles Culver City Comment
  RSA550283  Oenothera californica Walter Wisura, G. Perez 1992-5-19 4779 Los Angeles W-Mojave: Fort Tejon Rd. 2.9 mi SE of Largo Vista. Comment
  UCD168210  Oenothera elata subsp. hirsutissima J. W. Barry May1980 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  RSA748148  Olea europaea Justin M. Wood 2009-4-2 461 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  SEINET3245982  Opuntia basilaris R. G. Swinney 2009-1 10856 Los Angeles Transverse Range; San Gabriel Mtns.: Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 437 Comment
  POM284095  Opuntia littoralis Lyman Benson 1955-9-3 15592 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  RSA668042  Opuntia oricola F. R. Fosberg 1931-5-18 S 4892 Los Angeles Santa Catalina Island, Little Harbor 3 Comment
  NY9650  Orcuttia californica A. A. Beetle 1946-6-11 4678 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  UCR96018  Oreonana vestita R. G. Swinney 1995-8-28 4473 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  RSA82128  Orobanche californica subsp. feudgei F. W. Peirson 1921-5-20 2745 Los Angeles Little Rock Creek, San Gabriel Mts. 976 Comment
  SBBG41310  Orobanche fasciculata M. R. Benedict 1970-6-29 Los Angeles head of Sweetwater Cyn, near crest of ridge between upper Cape Cyn and upper Sweetwater Cyn Comment
  CATA1794  Orobanche parishii subsp. brachyloba Benjamin E. Carter, Tony Summers 2012-8-16 6978 Los Angeles Santa Catalina Island: Below Lasso Loop, between Ben Weston Point and China Point 80 Comment
  SD103326  Orobanche valida W. P. Armstrong 1979-7-12 Los Angeles Trail up South Fork of Big Rock Creek, ca. 2.4 km southwest of South Fork Campground. 1707 Comment
  UCSB6228  Orobanche valida subsp. valida 1940-7-5 Los Angeles San Gabriel-San Dimas divide; up to 4100 ft elev. Comment
  RSA765571  Orthocarpus attenuatus Doris Bowers 1966-4-16 297 Los Angeles Malibu Canyon 91 Comment
  JEPS12636  Osmadenia tenella Samuel B. Parish 1887-6-1 1932 Los Angeles Pasadena Comment
  SBBG98302  Osmadenia tenella L. C. Wheeler 1932-6-4 799 Los Angeles Liveoak Cyn 518 Comment
  LA35915  Osmorhiza brachypoda Peter H. Raven; Henry J. Thompson 1960-4-2 14852 Los Angeles Santa Monica Mountains, Old Topanga Canyon, 0.7 mi NW of Topanga Canyon 243 Comment
  RSA0062525  Osmorhiza brachypoda R. G. Swinney 2010-6-4 13050 Los Angeles 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. 473 Comment
  UCR194298  Osmorhiza brachypoda R. G. Swinney 1999-4-9 7081 Los Angeles San Gabriel Mtns., mouth of Peacock Canyon, at confluence with Cattle Canyon 640 Comment
  UCR270685  Osmorhiza brachypoda R. G. Swinney 2011-8-17 15644 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  UC1400351  Osmorhiza brachypoda Donald R. Bissing 1973-2-22 6 Los Angeles Evey Canyon San Gabriel Mountains (1.0 mi from canyon mouth, on ne face of canyon wall) 853 Comment
  UCR194166  Osmorhiza chilensis R. G. Swinney 1998-7-29 6554 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  UCR216892  Oxalis pes-caprae R. G. Swinney 2009-2-20 10027 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  RSA607016  Oxalis pes-caprae Leota Brice 1930-4-18 s.n. Los Angeles San Fernando Comment
  RSA250362  Oxytheca caryophylloides Robert F. Thorne, J. Dourley, R. Scoggin 1972-8-11 42211 Los Angeles Angeles National Forest: Just below peak of Mt. Waterman 2439 Comment
  RSA639965  Oxytheca caryophylloides Louis C. Wheeler 1967-9-3 10621 Los Angeles San Gabriel Mountains: 0.2 mile northeast Twin B.M. summit Mount Waterman. 2363 Comment
  RSA550438  Oxytheca trilobata Tim S. Ross 1992-7-10 6644 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons; northeasterly slope on S side of creek. 970 Comment
  SBBG62567  Packera breweri R. Hoffmann 1925-4-19 Los Angeles Bouquet Cyn Comment
  UC1537029  Packera breweri Gordon H. True Jr. 1935-5-16 282 Los Angeles Head of Bouquet Canyon 914 Comment
  SEINET200075 Image available Paeonia brownii P. S. Rattle 1938-3 sn Los Angeles unspecified Comment
  CHSC95431  Paeonia californica LeRoy Gross 2002-2-24 487 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Northwest side; Entered at the corners of Ledge Ave. and Tuxford St. off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Low +- rounded foothills of Coastal sage scrub, horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow hills, where Sunland Blvd. runs through. 351 Comment
  UCR199987  Panicum capillare Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1361 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  LA200735  Papaver californicum W. O. Griesel; 1936-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Decker Road near Mulholland Hwy. 457 Comment
  SEINET191361  Pappostipa speciosa A. A. Beetle 1942-4-24 3209 Los Angeles 6 mi W of Llano in Larrea Comment
  UCR162369  Parapholis incurva Anuja Parikh, Nathan Gale 2004-5-29 2012 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 28), near mouth of Potrero Canyon 351 Comment
  OBI8723  Parietaria hespera Robert J. Rodin 1953-5-2 5811 Los Angeles Cyn behind Whites Cove, Catalina Island Comment
  RSA448006  Parietaria hespera var. californica M. B. Dunkle 1929-4-7 2090 Los Angeles White's Landing, Santa Catalina Island. Comment
  SBBG128808  Paspalum dilatatum M. L. Hoefs, S. A. Junak, K. Kirkland 1995-11-11 2569 Los Angeles lower Descanso cyn, just above Descanso Beach 6 Comment
  SEINET10682089  Passiflora biflora S. Krosnick 2008-7-27 Krosnick 434 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #115B in Honduras Comment
  UCR117134  Passiflora caerulea A. C. Sanders, D. Malueg 2001-5-17 24330 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  POM368751  Pectocarya linearis subsp. ferocula F. R. Fosberg 1932-5-7 10644 Los Angeles Summit of Coach Road, Santa Catalina Island. 250 Comment
  UCR126246  Pectocarya penicillata A. C. Sanders 2003-3-14 25779 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
  UCR220039  Pectocarya penicillata R. G. Swinney 2009-4-24 10459 B Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR259603  Pectocarya penicillata R. G. Swinney 2010-5-11 12624 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
  UC1870148  Pectocarya penicillata LeRoy Gross, Valerie Soza 2003-5-15 915 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon 366 Comment
  RSA368821  Pectocarya setosa Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 966 Los Angeles Roadside, Big Pines Hwy. midway between pearblossom and Valyermo 1037 Comment
  RSA230689  Pedicularis semibarbata Robert F. Thorne, M. Z. Thorne 1969-7-9 38547 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  POM18073  Pedicularis semibarbata Philip A. Munz 1923-5-26 6849 Los Angeles Head of Vincent Gulch, San Gabriel Mts. 1982 Comment
  CAS-BOT-BC67722  Pellaea andromedifolia Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Island Comment
  POM246561  Pellaea andromedifolia F. R. Fosberg 1931-4-2 R 86 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 100 Comment
  RSA686734  Pellaea andromedifolia T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  UCR216754  Pellaea andromedifolia R. G. Swinney 2009-2-20 10006 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  RSA651031  Pellaea andromedifolia K. Bahns 1949-2-8 s.n. Los Angeles San Dimas Canyon. 457 Comment
  RSA704715  Pellaea andromedifolia Gary D. Wallace, M. Wallace 1985-3-2 2172 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  POM865  Pellaea andromedifolia var. andromedifolia P. A. Munz 1918-3-28 2015 Los Angeles Claremont. In small canyon west of Palmer's Canyon. Comment
  RSA651846  Pellaea andromedifolia var. andromedifolia Marion P. Harthill 1971-5-11 192 Los Angeles San Antonio Canyon. Comment
  RSA686905  Pellaea mucronata F. R. Fosberg 1931-4-22 R 92 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 200 Comment
  UCR205838  Pellaea mucronata R. G. Swinney 2008-6-9 8972 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 1.2 mi. SSW of Valyermo post office 1171 Comment
  RSA659358  Pennisetum setaceum S. Koukol, R. Koukol 1998-5-3 43 Los Angeles La Verne, Foothill Blvd., 125 m W. of Wheeler Avenue 344 Comment
  CHSC100162  Penstemon centranthifolius John Dittes 2006-6-5 1405 Los Angeles Transverse Ranges; San Gabriel Mtns.; Peace Valley, east of Gorman Creek; ca. 4.9 air-miles NW of Pyramid Lake dam, 6.7 air-miles SE of Gorman and 0.6 air-miles N of confluence of Gorman Creek and creek passing out of Canada de Los Alamos; east side of Insterstate Hwy-5, north and east of Little Bear road exit. 896 Comment
  UC565585  Penstemon centranthifolius H. L. Mason 1926-4-27 3032 Los Angeles Rock Creek San Gabriel Mountains, Rock Creek Comment
  UCR276775  Penstemon centranthifolius R. G. Swinney 2011-5-16 14723 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
  RSA733076  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2001-6-20 7996 Los Angeles Summit of Mt. Lewis, NW of Dawson Saddle. 2524 Comment
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Feb 6 2013
  NY601184  Penstemon grinnellii var. grinnellii F. W. Pennell 1940-6-25 26006 Los Angeles Mount Wilson 1676.4 Comment
  NY601208  Penstemon grinnellii var. grinnellii G. J. Goodman 1930-7-28 1732 Los Angeles South slope Mount San Antonio, San Gabriel Mountains 2743.2 Comment
  POM122668  Penstemon heterophyllus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  UC1063389  Penstemon heterophyllus A. D. Gifford 1934-4-23 145 Los Angeles 1 mi w Castro Peak; Triunfo Pass Quadrangle Comment
  UC457262  Penstemon heterophyllus Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains, Los Alisos Canyon (Southern California) Comment
  LA51913  Penstemon heterophyllus var. australis J. A. Ewan; 1931-5-16 4204 Los Angeles Comment
  LA51908  Penstemon spectabilis var. subviscosus M. Epling; Carl Epling May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SEINET11173500  Penstemon spectabilis var. subviscosus W. O. Griesel 1959-4-16 Los Angeles Santa Monica Mts., Old Topanga Rd. 152 Comment
  LA94191  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-5-14 2021 Los Angeles SANTA MONICA MOUNTAINS, ca 0.75 mi E of San Diego Frwy on Mulholland Dr, ravine just above road. 304 Comment
  RSA747058  Pentagramma triangularis subsp. triangularis R. G. Swinney 2008-5-30 8899 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  UC399588  Pentagramma viscosa R. L. Pendleton 1909-7-4 1417 Los Angeles s of Avalon; Santa Catalina Isl. 304 Comment
  UC812466  Pentagramma viscosa F. R. Fosberg 1931-3-20 R 77 Los Angeles Hamilton Canyon; Santa Catalina Isl. 25 Comment
  SBBG70204  Peritoma arborea E. Rockwell -May-1929 Los Angeles Arcadia, Ridge St Hwy Comment
  SD31211  Peritoma arborea var. angustata Edith A. Purer 1931-4-28 1757 Los Angeles Palos Verdes Hills. Comment
  CAS-BOT-BC73740  Peritoma arborea var. globosa Rev. J. C. Nevin s.n. Los Angeles Newport Comment
  POM155666  Perityle emoryi M. B. Dunkle 1928-5-13 1954 Los Angeles Ben Weston Beach, Santa Catalina Island. 15 Comment
  RSA3493  Perityle emoryi C. B. Wolf 1932-5-9 3436 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  RSA471845  Perityle emoryi F. R. Fosberg 1931-4-12 4578 Los Angeles Santa Catalina Island; Palisades near Jewfish Point. 15 Comment
  CAS-BOT-BC419013  Persicaria lapathifolia Frank W. Peirson 1924-8-23 5151 Los Angeles West fork of San Gabriel River, just above forks, San Gabriel Mountains 411 Comment
  UCR19125  Petalonyx thurberi Alfred R. Roos 1948-9-15 s.n. Los Angeles Transverse Range/Mojave Desert, Mint Canyon, south of Palmdale Comment
  UCR190040  Phacelia austromontana R. G. Swinney 1998-9-7 6942 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail c. 0.9 mi. west of saddle between Dawson Pk. and Pine Mtn. 2561 Comment
  RSA0088599  Phacelia brachyloba R. G. Swinney 2010-5-11 12686 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  UCR266382  Phacelia cicutaria D. E. Bramlet, Allison D. Rudalevige 2009-4-29 4374 Los Angeles Transverse Range; San Gabriel Mtns., Big Tujunga Wash, west of Big Tujunga Canyon Rd., SW of County Probation Camp 15 450 Comment
  LA38574  Phacelia cicutaria var. hispida W. O. Griesel; May 1938 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  LA40168  Phacelia cicutaria var. hispida Pickman; 1961-5-11 11 Los Angeles Santa Monica Mountains, Piuma Rd, 4 mi E of Las Virgenes Rd 457 Comment
  RSA177779  Phacelia cicutaria var. hispida Robert F. Thorne, P. Everett 1965-5-11 34583 Los Angeles N side of N beach of Little Harbor; Santa Catalina Island 15 Comment
  SBBG64964  Phacelia cicutaria var. hispida F. R. Fosberg 1932-5-7 8149 Los Angeles Grand Cyn, foot of upper falls 135 Comment
  UCR88515  Phacelia cicutaria var. hubbyi Scott D. White, Chet McGaugh 1995-5-16 3079 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
  UCR160021  Phacelia curvipes L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mtns., Big Rock Creek, 0.75 mi north of Big Rock Springs 1159 Comment
  RSA772304  Phacelia distans R. G. Swinney 2009-4-28 10529 Los Angeles summit of Mt. Emma. 1585 Comment
  UCR186920  Phacelia distans A. C. Sanders 2006-4-25 32170 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
  SD41337  Phacelia distans Edith A. Purer 1931-5-25 Los Angeles El Segundo Comment
  RSA756584  Phacelia douglasii Orlando Mistretta, Christine Mistretta 2008-4-3 2275 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
  LA46927  Phacelia egena Peter H. Raven; Henry J. Thompson 1960-5-29 15455 Los Angeles 822 Comment
  CLARK-A1528-3007  Phacelia fremontii John C. Roos 1937-5-31 668 Los Angeles Wrightwood Comment
  RSA75517  Phacelia fremontii F. W. Peirson 1922-7-7 4477 Los Angeles west end of Swartout Valley 2012 Comment
  UC191997  Phacelia grandiflora Samuel B. Parish June 1887 1929 Los Angeles Glendale Comment
  CLARK-A1528-4887  Phacelia imbricata John C. Roos 1947-5-17 3628 Los Angeles Placerita Canyon Comment
  RSA716550  Phacelia imbricata Andrea Edwards, Pam DeVries 2006-5-15 110 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA191139  Phacelia imbricata subsp. imbricata Robert F. Thorne 1967-6-25 37108 Los Angeles San Gabriel Mountains; upper Evey Canyon. 823 Comment
  RSA228885  Phacelia imbricata subsp. imbricata Robert F. Thorne 1971-6-26 39980 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road on N slope of Occidental Peak 1646 Comment
  RSA188123  Phacelia lyonii Robert F. Thorne, P. Everett 1965-6-22 34886 Los Angeles Santa Catalina Island. Road to East Mountain, S end of island. 457 Comment
  SBBG93598  Phacelia lyonii M. B. Dunkle 1928-5-12 1929 Los Angeles Empire Landing, along old rd Comment
  RSA0085403  Phacelia minor R. G. Swinney 2010-4-23 12353 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  SD253474  Phacelia minor R. G. Swinney 2010-4-13 12193 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon (San Fernando 7.5'Q) 561 Comment
  UC1174712  Phacelia minor George W. Gillett 1954-4-23 367 Los Angeles Johnson's Pasture San Gabriel foothills (near Claremont) Comment
  RSA230216  Phacelia mohavensis Robert F. Thorne 1969-7-2 38281 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA771578  Phacelia mohavensis R. G. Swinney 2009-6-2 11019 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1595383  Phacelia mohavensis Tim Ross and Steve Boyd 1990-6-18 3464 Los Angeles northerly draw draining to Jackson Lake; San Gabriel Mtns., Mescal Creek USGS 7.5' quad., Camp Verdug 1877 Comment
  RSA783491  Phacelia parryi J. D. Olmsted 1958-3-11 44 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, [city of] Claremont near eastern boundary of Los Angeles County. 366 Comment
  UCR124451  Phacelia parryi I. W. Clokey, B. C. Templeton 1929-1 4531 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UC1174691  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  RSA0081631  Phacelia ramosissima R. G. Swinney 2010-8-30 13627 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA0106498  Phacelia ramosissima R. G. Swinney 2011-10-18 15834 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
  RSA0113997  Phacelia ramosissima R. G. Swinney 2010-8-30 13627 Los Angeles San Gabriel Mountains; East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  UCR179681  Phacelia ramosissima R. G. Swinney, Dave Larson 1996-8-7 5241 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
  UCSB5426  Phacelia ramosissima Wedberg, H. 1958-7-19 Los Angeles Point Dume Comment
  HSC12498  Phacelia ramosissima var. latifolia Wendell Wood 1970-6-22 31 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  SEINET10960543  Phalaris minor LeRoy R. Abrams Abrams 1460 Los Angeles Inglewood Comment
  CAS-BOT-BC222563  Pholistoma auritum var. auritum Grant 1900-2-8 s.n. Los Angeles Lincoln Park Comment
  RSA708660  Pholistoma auritum var. auritum Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1184 Los Angeles Northwestern edge of Verdugo Mts, north of La Tuna Canyon. Near junction of Green Verdugo Fire Road from 210 Fwy and road to Green Verdugo Reservoir. 473 Comment
  SD30970  Pholistoma auritum var. auritum Edith A. Purer 1931-3-12 975 Los Angeles Palos Verde Hills, moist, shady place Comment
  CAS-BOT-BC134968  Phoradendron bolleanum A. D. E. Elmer 1902-6-1 3607 Los Angeles Acton Comment
  RSA729455  Phoradendron bolleanum R. G. Swinney 1998-7-8 6327 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  CAS-BOT-BC135149  Phoradendron juniperinum I. M. Johnston 1917-8-23 1718 Los Angeles Prairie Fk. of San Gabriel River. San Antonio Mountains 1432 Comment
  LA33799  Phoradendron macrophyllum Peter H. Raven; Henry J. Thompson 1959-10-31 14716 Los Angeles Santa Monica Mountains, Natoma Avenue at N base of mountains 365 Comment
  RSA0084779  Phoradendron tomentosum R. G. Swinney 2010-9-13 13808 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  RSA0072408  Photinia arbutifolia var. macrocarpa L. W. Nuttall 1920-12-17 974 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  UC1821267 Image available Phyllospadix scouleri E. Yale Dawson 1956-11-16 15279 Los Angeles Cobblestone rocky shore near Topanga Canyon Blvd, Station No. 2 Comment
  RSA587192  Picris echioides Scott D. White 1995-12-5 37705 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  SD90152  Pinus contorta subsp. murrayana Benjamin C. Stone Apr 1953 Los Angeles San Gabriel Mountains, on Mount Baldy 2745 Comment
  UCR280727  Pinus coulteri R. G. Swinney 2011-6-7 15106 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
  UCR202712  Pinus jeffreyi R. G. Swinney 2001-8-18 8046 Los Angeles San Gabriel Mtns., Mt. Baden-Powell 2866 Comment
  UCSC001192  Pinus jeffreyi Peter Kamb 1947-9-28 736 Los Angeles above Pine Flats Pine Flats - San Gabriel Mts. 1981 Comment
  JEPS64479  Piperia cooperi Frank W. Peirson 1919-5-14 449 Los Angeles Eaton Canyon San Gabriel Mountains 609 Comment
  UCR205564  Pityrogramma triangularis R. G. Swinney 2008-5-30 8899 Los Angeles San Gabriel Mtns., San Gabriel Canyon along old road/trail at El Encanto [El Encanto Azusa River Wilderness Park, 0.2 mi. upstream from park admin. buliding -- R.G.S., 2010] 256 Comment
  UCR223216  Plagiobothrys R. G. Swinney 2009-5-27 10888 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA595651  Plagiobothrys arizonicus T. S. Ross, Victor W. Steinmann 1995-5-8 8573 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  SBBG53193  Plagiobothrys canescens R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -189 Los Angeles upper Bullrush Cyn, Salta Verde 292 Comment
  UC166871  Plagiobothrys nothofulvus unknown 1904-5-5 995 /6182 Los Angeles Altadena Comment
  UCR188649  Plagiobothrys nothofulvus R. G. Swinney 1990-3-24 1558 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. East end of Eagle Ridge, west of new homes 274 Comment
  CATA1212  Plantago coronopus Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2268 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  CDA29926  Plantago erecta Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  UC138877  Plantago erecta C. F. Baker 1903-5-5 4736 Los Angeles Claremont Comment
  RSA0114186  Plantago erecta Steven A. Junak 2000-4-15 SCa- 1193 Los Angeles Santa Catalina Island. Avalon Canyon, near E Summit Road, 0.4 mi. inland from gate at Wrigley Memorial, just S of lone water tank. 195 Comment
  SD253521  Plantago major R. G. Swinney 2011-10-27 15931 Los Angeles San Gabriel Mountains: 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Canyon and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway. 633 Comment
  UCR210056  Plantago major A. C. Sanders 2009-11-6 37208 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA229106  Platanthera leucostachys Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38892 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle 2332 Comment
  UCR182747  Platanthera sparsiflora R. G. Swinney 1997-7-16 5666 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  RSA570172  Platystemon californicus var. crinitus Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4785 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  CATA546  Pluchea odorata Mark L. Hoefs, Robert F. Thorne 1975-8-7 810 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 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
  UCR258517  Pluchea odorata var. odorata R. G. Swinney 2010-6-23 13308 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin 341 Comment
  CAS-BOT-BC326615  Pluchea sericea Geo. B. Grant 1901-4-9 s.n. Los Angeles East beach, Avalon Comment
  LA12501  Poa annua W. Scott Lewis; 1907-3-25 484 Los Angeles Garvanza Comment
  UCR198407  Poa annua LeRoy Gross 2007-3-30 2619 Los Angeles Transverse Ranges: Verdugo Mountains, northeast side of the range, unnamed canyon or east branch of Engleheard Canyon, dirt road near the mouth of the canyon 496 Comment
  SACT001963  Poa scabrella Louis Wheeler 1932-4-9 Los Angeles About low shrubs on sandy desert. Fairmont. Comment
  RSA715214  Poa secunda Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1949 Los Angeles Fort Tejon Road. Comment
  UCR270818  Poa secunda R. G. Swinney 2011-5-24 14804 Los Angeles San Gabriel Mountains, 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 1061 Comment
  CAS-BOT-BC236195  Poa secunda subsp. secunda Geo. B. Grant 1904-5-18 s.n. Los Angeles Summit of Mount Wilson 1828 Comment
  LA12629  Poa secunda subsp. secunda Louis Wheeler; April 1932 565 Los Angeles Antelope Valley, 4 mi. WSW Fairmont 914 Comment
  SBBG31282  Poa secunda subsp. secunda R. F. Thorne 1966-4-5 Los Angeles above stream in Cottonwood Cyn 106 Comment
  UCD91690  Poa secunda subsp. secunda Daryl Koutnik 1978-4-14 357 Los Angeles Simi Hills at W end of Devonshire Blvd. 365 Comment
  UCR123927  Poa secunda subsp. secunda Steven R. Hill, K. Kramer 2001-4-22 33379 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
  RSA115020  Poa secunda var. secunda George B. Grant 1923-04 1015 Los Angeles Old Wilson Trail. Comment
  SJSU2259  Podocarpus macrophyllus C. W. Sharsmith 1942-9-9 4510 Los Angeles Beverly Hills Comment
  UCR142766  Polycarpon tetraphyllum L. C. Wheeler 1967-4-27 9196 Los Angeles Transverse Ranges; San Gabriel Mtns, Sunset Ridge 671 Comment
  UC1713702  Polygonum lapathifolium I. Johnston 1917-6-14 1343 Los Angeles w Pomona (along creek) Comment
  UCR54515  Polygonum lapathifolium S. J. Myers 1988-11-15 s.n. Los Angeles Soledad Canyon, Santa Clara River at Lang Crossing 488 Comment
  LA4308  Polypodium californicum W. Scott Lewis; 1903-5-17 298 Los Angeles SANTA MONICA MOUNTAINS, Mt Hollywood Comment
  POM12510  Polypodium californicum M. L. Kendall 1921-3-23 117 Los Angeles Lone Hill, San Dimas Comment
  UC399456  Polypodium californicum C. F. Millspaugh 1920-1-13 4595 Los Angeles canyon up right hand branch of stream bed toward base of Black Jack White's Landing; Santa Catalina Isl. Comment
  UCR207627  Polypodium californicum O. F. Clarke 2004-4-27 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco near Pasadena Comment
  UCSB10639  Polypodium californicum Lloyd, Robert 1960-03 Los Angeles 500 yards up Little Dalton Canyon from Glendora Mtn. Road; San Gabriel Mtn range Comment
  RSA526592  Polypodium californicum T. S. Ross 1991-3-24 4300 Los Angeles Whittier Hills (Puente Hills, pro parte). 341 Comment
  RSA526604  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4188 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  UCSB62385  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62490  Polypodium californicum Kiefer, Lawrence 1966-6-5 Los Angeles San Gabriel Mtns., Glendora Ridge Rd., ca. 1mi E of Peacock Saddle 1158 Comment
  SEINET3873674  Polypodium glycyrrhiza K. Dobry 1992-4-14 d 1138 Los Angeles 5 mi N of Pacific Coast Highway along Arroyo Sequit at Camp Shalom. West Santa Monica Mountains.; 0 Comment
  SEINET3259909 Image available Polypogon interruptus R. G. Swinney 2005-8-5 8386 Los Angeles San Gabriel Mtns; Big Rock Creek at Paradise Springs. 1439 Comment
  SBBG59510  Polypogon monspeliensis R. Hoffmann 1926-4-19 Los Angeles Antelope Valley Comment
  UC520246  Polypogon monspeliensis Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  UCR187209  Polypogon monspeliensis A. C. Sanders 2006-4-21 32136 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  POM120952  Polystichum imbricans subsp. curtum Marcus E. Jones 1882-2-27 3032 Los Angeles Pasadena. Comment
  RSA733227  Polystichum imbricans subsp. imbricans R. G. Swinney 1998-8-17 6769 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  RSA0021514  Populus balsamifera subsp. trichocarpa Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5143 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  CAS-BOT-BC102555  Populus fremontii C. F. Baker 1909-5-15 5347 Los Angeles Mts. near Claremont Comment
  UCR214657  Populus fremontii A. C. Sanders, Dan S. Cooper 2010-4-30 38148 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA622833  Populus fremontii subsp. fremontii Cary Otis 1927-1 s.n. Los Angeles San Gabriel Mountains: Gold Bar Mill Site. Comment
  UC4932  Populus trichocarpa Blanche Trask 1896-3-1 Los Angeles Santa Catalina Island Avalon (Avalon); , Avalon Comment
  UCR210344  Porophyllum ruderale A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37177 Los Angeles Los Angeles Basin Region, Los Angeles, Watts area, 658 East 111th Place between Stanford Ave. and Avalon Blvd. 34 Comment
  UCR101739  Potamogeton foliosus L. C. Wheeler 1945-8-15 6089 Los Angeles El Monte: Lake Shangri-La 88 Comment
  RSA747185  Potentilla glandulosa R. G. Swinney 2008-6-9 9010 Los Angeles middle fork of Punchbowl Canyon at junction with South Fork Trail, 2.1 mi. SSE of Devils Punchbowl Co. Park headquarters via trail 1585 Comment
  UCR223340  Potentilla glandulosa R. G. Swinney 2009-5-20 10840 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR95463  Prosopis glandulosa var. torreyana T. S. Ross, Annette Ross 1991-6-3 5554 Los Angeles San Gabriel Mtns., San Jose Hills [foothills of San Gabriel Mountains], undeveloped slopes west of California State Polytechnic University, Pomona 305 Comment
  RSA670311  Prunus ilicifolia Joseph M. Keefe 2001-3-16 31119 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  UC1128503  Prunus ilicifolia Jerome S. Horton 1935-6-21 184 Los Angeles Tanbark Flat 822 Comment
  UC450822  Prunus ilicifolia Fay A. MacFadden 1931-3-29 63 E Los Angeles Verdugo Hills, Tuna Canyon Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  LA33816  Prunus ilicifolia subsp. ilicifolia Henry J. Thompson; 1959-3-27 1892 Los Angeles 731 Comment
  RSA479511  Prunus ilicifolia subsp. ilicifolia Steve D. Boyd, Thomas S. Elias 1987-4-14 2048 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  CAS-BOT-BC154554  Prunus ilicifolia subsp. lyonii Carl B. Wolf 1932-5-11 3574 Los Angeles Santa Catalina Island. Cherry Valley between the road and ocean 30 Comment
  JEPS44912  Prunus virginiana var. demissa Frank W. Peirson 1919-6-4 82 a Los Angeles Icehouse Canyon; San Gabriel Mountain, Icehouse Canyon 2057 Comment
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Dec 10 2014
  UCR124421  Prunus virginiana var. demissa B. C. Templeton 1932-5-31 4898 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  POM187690  Pseudognaphalium biolettii N. Dunn, J. Ewan 1931-12-6 5560 Los Angeles Stone Canyon, road around Lake, Santa Monica Mts. Comment
  UCSB6561  Pseudognaphalium californicum Kraebel, C. 1931-9-10 Los Angeles San Dimas Canyon, SRE plot; Angeles Forest Comment
  CAS-BOT-BC357630  Pseudognaphalium stramineum Ernest Braunton 1902-8-1 628 Los Angeles Cienega Comment
  SJSU4356  Pseudotsuga macrocarpa C. W. Sharsmith 1963-12-30 7173 Los Angeles Eaton Canyon, San Gabriel Mts. 670 Comment
  SBBG38776  Pterostegia drymarioides R. Moran 1941-2-17 576 Los Angeles Middle Ranch 500 Comment
  RSA452003  Pterostegia drymarioides E. Crow 1928-4-11 237 Los Angeles Puddingstone Canyon Hills, S of San Dimas. Comment
  UCR149899  Purshia glandulosa R. G. Swinney 1999-6-18 7318 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  UC1128514  Purshia tridentata var. glandulosa R. St. John 1930-2-26 104 Los Angeles Hungry Valley and Peace Valley; Tejon Quad. 914 Comment
  RSA0087046  Pycnanthemum californicum R. G. Swinney 2010-9-9 13795 Los Angeles Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA729324  Pycnanthemum californicum R. G. Swinney 1999-7-28 7578 Los Angeles East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch. 1037 Comment
  UCR101287  Pycnanthemum californicum L. C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mtns, South Fork of Alder Gulch 1677 Comment
  UC1871036  Quercus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-28 3944 Los Angeles Transverse Ranges; Liebre Mountains region; W slope of Liebre Mountain, between West Liebre Lookout and the old Ridge Route Comment
  LA43667  Quercus agrifolia A. M. Johnson; 1932-8-25 4145 Los Angeles Santa Monica Mountains Comment
  RSA596830  Quercus agrifolia Tim S. Ross, J. Mark Porter 1995-5-4 8469 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  SFV20816  Quercus agrifolia L. Gross, N. Fraga 2002-4-4 518 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 468 Comment
  UCR219404  Quercus agrifolia R. G. Swinney 2009-3-25 10162 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  RSA307816  Quercus agrifolia var. agrifolia Henry J. Ramsey 1938-2-13 2744 Los Angeles Eaton Canyon Park, Altadena. Comment
  HSC8117  Quercus berberidifolia C. E. Fellows 1965-12-20 188 Los Angeles City of Tarzana 2 mi S of Ventura blvd. on Roseda Blvd. across from Deauville Country Club Comment
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Oct 13 2014
  LA30432  Quercus berberidifolia A. M. Johnson; 1932-5-14 4061 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  UC1076078  Quercus berberidifolia H. L. Mason 1927-5-20 3737 a Los Angeles Tejon Pass Sierra Liebre Mts. Comment
  CAS-BOT-BC257061  Quercus chrysolepis P. S. Manos 1988-10-26 663 Los Angeles Angeles National Forest; San Gabriel Mts. Along Rte. 2 1900 Comment
  UC586903  Quercus chrysolepis Joseph Andorfer Ewan 1934-8-2 8470 Los Angeles Bear Flats Ranger Station San Gabriel Mts., San Antonio Canyon 1371 Comment
  CATA1761  Quercus douglasii E. R. Blakley 1962-10-6 5473 Los Angeles Santa Catalina Island: Bulrush Canyon 350 Comment
  OBI69355  Quercus douglasii John Knapp, Denise Knapp 2002-11-27 15 Los Angeles Santa Catalina Island. N3691515.54 E366078.55 183 Comment
  CAS-BOT-BC86381  Quercus dumosa Marcus E. Jones 1931-10-10 28587 Los Angeles San Antonio Canon Comment
  SJSU632  Quercus dumosa J. A. Ewan 1932-10-22 10807 Los Angeles above Avalon, Santa Catalina Island Comment
  CAS-BOT-BC79758  Quercus durata John Thomas Howell 1927-10-16 3152 Los Angeles on the trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  RSA639160  Quercus durata var. gabrielensis Valerie L. Soza, LeRoy Gross 1999-7-15 636 Los Angeles San Gabriel Mountains: Helispot off Mt. Wilson Trail, 2.7 miles from trailhead in Sierra Madre. 823 Comment
  RSA653527  Quercus durata var. gabrielensis LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 278 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. 610 Comment
  UC1870293  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 309 Los Angeles Los Angeles Basin region; Verdugo Mtns.; Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek Elev. 2600 feet. 792 Comment
  UCR271070  Quercus durata var. gabrielensis R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14352 Los Angeles San Gabriel Mountains, Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead 427 Comment
  CAS-BOT-BC94163  Quercus engelmannii William Marriott Canby; Sargent 1894-3-1 452 Los Angeles Pasadena Comment
  POM295268  Quercus engelmannii Lyman Benson 1949-10-20 14270 Los Angeles Canyon Drive just west of the mouth of Monrovia Canyon 549 Comment
  RSA290527  Quercus engelmannii Lyman Benson 1948-11-9 13548 Los Angeles Hill at west side of mouth of Monrovia Canyon 305 Comment
  RSA608711  Quercus engelmannii Louis C. Wheeler 1931-3-30 s.n. Los Angeles Claremont: College Way. Comment
  UC625050  Quercus pacifica F. R. Fosberg 1931-7-16 S 5433 Los Angeles near Wrigley Reservoir (Gallagher's Canyon, left fork); Santa Catalina Island, Gallagher's Canyon 400 Comment
  UCR143405  Quercus pacifica Reid Moran 1941-3-14 707 Los Angeles Channel Islands, Santa Catalina Island: Middle Ranch 200 Comment
  RSA177661  Quercus tomentella Robert F. Thorne, Everett 1965-5-10 34502 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  RSA488003  Quercus tomentella Mark Hoefs 1974-10-3 582 Los Angeles Santa Catalina Island, lower Cape Canyon just above buffalo corrals 305 Comment
  UCR143069  Quercus tomentella F. R. Fosberg 1931-7-16 S- 5607 Los Angeles Channel Islands; Santa Catalina Island, Gallagher's Canyon, right fork, Santa Catalina Island 100 Comment
  UC1584877  Quercus wislizeni var. frutescens Tim Ross and Steve Boyd 1991-7-24 5642 Los Angeles nne slope Granite Mountain; Pacifico Mountain U.S.G.S. 7.5' Quad. 1901 Comment
  RSA84264  Ranunculus aquatilis var. capillaceus F. W. Peirson 1923-6-9 4304 Los Angeles Bouquet Canyon, northwest part of San Gabriel Mts. 762 Comment
  POM276270  Ranunculus californicus Lyman Benson 1946-4-30 12060 Los Angeles Hill 5 miles NE of Brea. Puente Hills Mt. Range. 274 Comment
  RSA399392  Ranunculus californicus Grace Houck 1944-5-15 20724 Los Angeles Turn bull Canyon Comment
  SEINET12100196  Ranunculus californicus Unknown 1933-1 8167 Los Angeles near Los Angeles Comment
  RSA699328  Raphanus sativus Kenneth Beard s.n. Los Angeles Along Palisades Road Comment
  UCSB2420  Raphanus sativus Philbrick, Ralph 1955-3-1 Los Angeles South of La Verne, Puddingstone Dam, San Jose Mts. Comment
  RSA399209  Reseda alba Anstruther Davidson 1893-6-10 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC59974  Rhamnus crocea Carl B. Wolf 1932-3-4 2668 Los Angeles S. base of San Gabriel Mts. Thompson Creek, 3-4 mi. No. of Claremont. 457 Comment
  PASA426  Rhamnus cuspidata Frank W. Peirson 1921-7-17 Los Angeles Prairie Fork of San Gabriel River 2011 Comment
  RSA391046  Rhamnus ilicifolia Martha Hilend 1928-3-4 53 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  UC870816  Rhamnus ilicifolia Ira W. Clokey, B. Templeton Jul 1929 4575 Los Angeles Mandeville Canyon Santa Monica Mountains 275 Comment
  UC450825  Rhamnus tomentella subsp. cuspidata Fay A. MacFadden 1931-4-22 2652 Los Angeles near Lake Hughes Comment
  RSA386484  Rhus integrifolia Larry E. DeBuhr, Gary Wallace 1972-9-4 721 Los Angeles San Clemente Island. In canyon West Cove on NW end of island. Comment
  UC17929  Rhus integrifolia Mrs. L. Trask June 1896 Los Angeles Santa Catalina Island Comment
  UCR217438  Rhus integrifolia R. G. Swinney 2009-2-26 10038 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  CAS-BOT-BC167964  Rhus ovata Le Roy Abrams; E. A. McGregor 1908-7-5 677 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains Comment
  POM121831  Rhus ovata Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA386385  Rhus ovata Vernon Rutherford 1948-07 s.n. Los Angeles Canton Canyon, vicinity of Castaic. Tehachapi Mts. Range. Comment
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Jan 10 2013
  SFV16170  Rhus ovata P. A. Krueger 1994-5-14 22 Los Angeles San Gabriel Mountains 2 miles west on 2N23 from Newcomb's Saddle._x000B_ 900 Comment
  RSA611052  Rhus trilobata L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  RSA0088414  Ribes aureum R. G. Swinney 2010-2-27 11746 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  CAS-BOT-BC92445  Ribes aureum var. gracillimum Clarence R. Quick 1940-3-20 s.n. Los Angeles Aracadia. Comment
  RSA476454  Ribes californicum var. hesperium L. E. Hoffman 1930-05 s.n. Los Angeles Millard's Canyon, Angeles Forest Comment
  CAS-BOT-BC93402  Ribes cereum Le Roy Abrams; E. A. McGregor 1908-7-3 619 Los Angeles North Baldy Mountain, San Gabriel Mountains. 2743 Comment
  RSA165700  Ribes cereum var. cereum Wesley O. Griesel 1963-6-5 803 Los Angeles summit Throop Peak 2774 Comment
  UCSB7027  Ribes divaricatum var. pubiflorum Gill, Robert 1960-3-5 Los Angeles San Gabriel Mountain Range; Little Dalton Canyon 426 Comment
  SEINET4853859  Ribes grantii G. B. Grant 1904-5-17 6241 Los Angeles Mt. Wilson. Comment
  CAS-BOT-BC173099  Ribes indecorum John Thomas Howell 1929-3-2 4100 Los Angeles Rocky soil of San Gabriel Wash, 2 miles s. of Azusa Comment
  RSA226514  Ribes indecorum C. W. Tilforth 1971-5-29 375 Los Angeles Johnson s Pastures; hills at n. end of Mountain Ave. above Clare Boya, Claremont. Comment
  RSA84503  Ribes indecorum F. W. Peirson 1923-4-9 3460 Los Angeles Canyon at Lemon Tank, San Clemente Island Comment
  UC2062985  Ribes indecorum Mark Elvin with Michael Wall 1997-3-5 364 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection with [Padua Avenue], 200 m off road. Comment
  UCR220230  Ribes indecorum R. G. Swinney, Jane Strong 2009-4-7 10305 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  CAS-BOT-BC173418  Ribes malvaceum Ernest Braunton 1903-1-12 775 Los Angeles Laurel [Canon] Canyon Comment
  CAS-BOT-BC173430  Ribes malvaceum Lewis S. Rose 1969-12-30 69118 Los Angeles Franklin Canyon, Santa Monica Mountains 152 Comment
  RSA741086  Ribes malvaceum Justin M. Wood 2008-11-20 235 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  UCR182561  Ribes malvaceum Sharon Dougherty 2007-3-6 s.n. Los Angeles San Gabriel Mtns., Sycamore Flat and slopes of Johnstone Peak, San Dimas Experimental Forest, proposed communication site 854 Comment
  UCR92065  Ribes malvaceum Scott D. White 1995-2-7 2522 Los Angeles Santa Susana Mtns, Sunshine Cyn. Landfill expansion area, directly west of I-5, just south of interchange w/ Hwy 14 457 Comment
  UC1929459  Ribes malvaceum var. malvaceum Mark Elvin, Orlando Mistretta 1996-3-24 135 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  RSA441481  Ribes malvaceum var. viridifolium F. H. Elmore 1934-3-4 s.n. Los Angeles Benedict Canyon, Hollywood Comment
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May 22 2014
  RSA0021941  Ribes montigenum Robert F. Thorne, M. Z. Thorne 1969-7-10 38358 Los Angeles San Gabriel Mts., Angeles National Forest: Near Lodgepole Picnic Ground, c. 1.5 miles SE of Dawson Saddle along Angeles Crest Hwy. 2317 Comment
  UCR99471  Ribes quercetorum Steve Boyd, T. S. Ross 1997-3-21 9211 Los Angeles Liebre Mountains, Portal Ridge, about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring 1183 Comment
  CAS-BOT-BC186163  Ribes roezlii var. roezlii Le Roy Abrams; E. A. McGregor 1908-7-3 606 Los Angeles North Baldy Mountain, San Gabriel Mountains 2590 Comment
  CAS-BOT-BC186166  Ribes roezlii var. roezlii W. R. Dudley; F. H. Lamb 1896-6-9 4426 Los Angeles Liebre Mountains Comment
  RSA127907  Ribes speciosum Peter H. Raven 1959-3-1 13824 Los Angeles Griffith Park, Mt Hollywood Drive, 0.8 miles south of Vista Del Valle Drive. 396 Comment
  LA210277  Ribes speciosum s.n. Los Angeles Botany III Comment
  CATA1460  Ribes viburnifolium Mark L. Hoefs, Robert F. Thorne 1996-4-6 2644 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  UCR13487  Ribes viburnifolium O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  UCR256852  Ricinus communis R. G. Swinney 2010-8-16 13563 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SD87630  Rigiopappus leptocladus F. W. Peirson 1922-6-3 Los Angeles North slope of Liebre Mts. road to Collins Ranch 1145 Comment
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Jul 10 2010
  RSA449700  Rosa californica Anstruther Davidson s.n. Los Angeles Los Angeles. Comment
  RSA757071  Rosa californica R. G. Swinney 2008-10-7 9488 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  SBBG118135  Rosa californica F. R. Fosberg 1931-5-2 4743 Los Angeles Middle Ranch Dam 200 Comment
  UCR198406  Rosa californica LeRoy Gross 2007-3-30 2617 Los Angeles Transverse Ranges: Verdugo Mountains, northeast side of the range, unnamed canyon or east branch of Engleheard Canyon, dirt road near the mouth of the canyon 496 Comment
  RSA0021499  Rosa gymnocarpa var. gymnocarpa Joseph A. Ewan 1933-7-4 7865 Los Angeles North slope Monrovia Peak, San Gabriel Mountains. 1372 Comment
  POM366436  Rubus ursinus Anstruther Davidson 1891-06 1828 Los Angeles Catalina Island. Comment
  POM366437  Rubus ursinus F. R. Fosberg 1931-4-13 S 4584 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach Canyon. 60 Comment
  RSA578318  Rubus ursinus Tim S. Ross, Steve D. Boyd 1994-5-10 7712 Los Angeles Warm Springs Canyon: spring (un-named, but marked on topo map) along Warm Springs-Fish Canyon truck Trail (6N32); 2160 m NNW of Warm Springs Mtn. summit. 799 Comment
  RSA584500  Rubus ursinus Tim S. Ross 1992-5-24 6407 Los Angeles San Gabriel Mountains: Lower Brown's Gulch: just W of the San Gabriel Dam 463 Comment
  SEINET7707021  Rubus ursinus G. B. Grant 1904-1 1136 Los Angeles Pasadena Comment
  RSA65366  Rumex acetosella F. W. Peirson 1919-5-18 1809 Los Angeles South slope of San Gabriel Mountains. Monrovia Canyon. 427 Comment
  POM156281  Rumex maritimus L. R. Abrams 1902-6-20 2573 Los Angeles Ballona marshes near Mesmer. Comment
  RSA729719  Rumex salicifolius var. salicifolius R. G. Swinney 1999-6-18 7343 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  POM9701  Sagina decumbens subsp. occidentalis P. A. Munz 1921-4-10 4410 Los Angeles Claremont; Blanchard Park. 366 Comment
  RSA616131  Sagina saginoides L. C. Wheeler 1966-8-21 8839 Los Angeles San Gabriel Mountains: Dorr Canyon, northwest side Mount Burnham. Comment
  RSA0062518  Sairocarpus coulterianus R. G. Swinney 2010-4-20 12318 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  PASA1149  Salazaria mexicana 4/28 Los Angeles near Palmdale Comment
  RSA776322  Salazaria mexicana R. G. Swinney 2009-4-29 10611 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  SFV20028  Salicornia bigelovii A. Dittmer, S. Dark 2004-10-1 68 Los Angeles Ballona Wetlands. East side of wetlands on the south side of Jefferson Ave. Adjacent to the "freshwater" restoration area. Comment
  CATA343  Salicornia pacifica Mark L. Hoefs 1973-7-20 384 Los Angeles Santa Catalina Island: Along inland rim of Catalina Harbor 1 Comment
  CAS-BOT-BC103178  Salix bonplandiana S. Parnay Mar. 3 Los Angeles unspecified Comment
  CAS-BOT-BC108060  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  CHSC99230  Salix exigua John Dittes; Rudolph A. Dittes, Rosano Arviso 2007-2-15 1441 Los Angeles South coast Subregion; San Fernando Valley; Sulpulveda Dam Flood Control Basin; ca. 2.2 air miles southwest of Van Nuys Civic Center, ca. 0.9 air miles south of Victory Blvd., 0.9 air miles west of the San Diego Freeway (405), 0.6 air-miles north of the Ventural Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. Undesignated Section of El Encino Land Grant. 207 Comment
  RSA225696  Salix exigua Robert F. Thorne, C. W. Tilforth 1971-6-17 39888 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  RSA225697  Salix exigua Robert F. Thorne, C. W. Tilforth 1971-6-17 39884 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  RSA589345  Salix exigua Orlando Mistretta 1994-3-30 951 Los Angeles San Gabriel Mountains, Little Rock Creek. On creek below Little Rock Dam E of guard station. 960 Comment
  UCR187197  Salix exigua A. C. Sanders 2006-5-16 32326 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
  RSA0115811  Salix exigua Steven A. Junak 1999-9-10 SCa- 1097 Los Angeles Santa Catalina Island. Middle Ranch Canyon, at old road crossing, just downstream from SCa-1096. 85 Comment
  LA38818  Salix exigua var. hindsiana Peter H. Raven; 1959-10-4 14560 Los Angeles Santa Monica Mountains, Point Mugu, just W of point 15 Comment
  VVC2189  Salix gooddingii Tim Thomas 1986-6-24 938 Los Angeles Transverse Ranges, Simi Hills, Cheseboro Cyn, lower drainage. 305 Comment
  UC492418  Salix lasiandra subsp. lasiandra Carl W. Sharsmith 1932-1-17 8 Los Angeles ca. 9.5 km. above Azusa (bottom of Lower San Gabriel Canyon); Lower San Gabriel Canyon 300 Comment
  POM122886  Salix lasiolepis Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout [Swarthout] valley. Comment
  RSA229090  Salix lasiolepis Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38860 Los Angeles N facing slope above Angeles Crest Hwy N and below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  SBBG44668  Salix lasiolepis W. A. Wright 1931-2-19 Los Angeles Bannings Cyn, 0.66 mi from sea Comment
  UC506466  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7629 Los Angeles Comment
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Jun 8 2015
  SEINET4855862  Salix lasiolepis var. bracelinae F. R. Fosberg 1932-1-26 7177 Los Angeles On flood plain of Los Angles River, at foot Cahuenga Pass grade. 180 Comment
  POM362683  Salix lucida subsp. lasiandra E. A. Purer 1935-5-11 6583 Los Angeles Ventura Boulevard, near Calabasas. Comment
  UCR207626  Salpichroa origanifolia O. F. Clarke 2004-4-27 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco near Pasadena Comment
  CDA20305  Salsola australis M. O'Brien 2004-11-1 s.n. Los Angeles Southern California Coast; El Pescador State Beach. 0 Comment
  RSA152109  Saltugilia grinnellii subsp. grinnellii Wesley O. Griesel 1962-5-28 s.n. Los Angeles on the road from Big Pines to Valyermo 1524 Comment
  RSA0094995  Saltugilia splendens subsp. grantii Valerie L. Soza, Wayne Law, Laura Moore 2000-6-28 1042 Los Angeles San Gabriel Mountains: Northwestern extension of Pine Mountain, junction of Rincon Red Box Road (FS Road 2N24.2) and road to Pine Mountain (FS Road 2N24A) along fire road. 1249 Comment
  RSA587034  Saltugilia splendens subsp. splendens Orlando Mistretta, Mark Elvin 1995-5-10 1698 G Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork, 1540 Comment
  RSA71890  Saltugilia splendens subsp. splendens F. W. Peirson 1918-10-16 s.n. Los Angeles Pacoima Canyon, west end of San Gabriel Mts. 534 Comment
  SBBG64372  Saltugilia splendens subsp. splendens R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  RSA17991  Salvia apiana P. A. Munz 1923-5-27 6881 Los Angeles Big Rock Creek; San Gabriel Mts 1296 Comment
  RSA442830  Salvia apiana William Emboden 1969-5-28 15 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA199029  Salvia columbariae W. M. Gauntt 1966-4-30 161 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  RSA589511  Salvia columbariae Tim S. Ross, Gery Allan, Mark A. Elvin 1995-5-21 8599 Los Angeles San Clemente Island: Head of Chenetti Canyon, on the W prong of the trident formed at the top of the longest tributary; 1330 ft. SSE of Rest triangulation point (1336-ft). 358 Comment
  UCR155663  Salvia columbariae A. C. Sanders, T. B. Salvato 2005-4-26 29692 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
  UCR51999  Salvia columbariae Steve Boyd, T. S. Elias 1987-4-14 2064 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  RSA401469  Salvia columbariae Robert M. Perkins 1935-4-13 s.n. Los Angeles 2 miles north of Gorman. Comment
  SEINET6048553  Salvia columbariae Unknown 1996-4-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  RSA305054  Salvia dorrii var. pilosa E. R. Hobbs 1978-4-23 78 -174 Los Angeles Bob's Gap, Antelope Valley. Comment
  SEINET3823002 Image available Salvia dorrii var. pilosa L. R. Abrams 1941-4-24 13952 Los Angeles Between Big Rock Creek and Little Rock Creek on State Highway 138 Comment
  UCR3961  Salvia leucophylla Art Whistler 1965-5-2 s.n. Los Angeles Western Transverse Range, Canoga Park, c. 200 yards west of where Stagg Street turns into Brackenridge Street 244 Comment
  IRVC28210  Salvia mellifera A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26283 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  RSA0088150  Salvia mellifera R. G. Swinney 2010-5-4 12514 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA307817  Salvia mellifera Henry J. Ramsey 1938-6-11 2743 Los Angeles Eaton Canyon Park. Comment
  UCR258784  Salvia mellifera R. G. Swinney 2010-5-25 12969 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  RSA144753  Salvia mellifera N. Nicholson 788 Los Angeles No locality information specified on label Comment
  RSA703269  Salvia spathacea D. E. Bramlet 2003-10-1 3523 Los Angeles San Rafael Hills: Chamberlin Debris Basin. Northwest of the Rose Bowl.Near Comment
  RSA477574  Sambucus mexicana Frances L. Cramer 1934-5-31 s.n. Los Angeles Elysian Park, Los Angeles. Comment
  UC535616  Sambucus mexicana Ira W. Clokey, B. Templeton May 1929 4558 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR126247  Sambucus mexicana A. C. Sanders 2003-3-14 25780 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
  SD66834  Sambucus nigra subsp. caerulea R. Mitchel Beauchamp 1967-3-18 288 Los Angeles San Clemente Island, below Lemon Tank, at base of cliff in canyon Comment
  UCR259096  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-9 13753 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SBBG95205  Sanicula arguta M. B. Dunkle 1928-3-31 1775 Los Angeles Campo Blanco 182 Comment
  LA32927  Sanicula arguta A. M. Johnson; 1932-2-27 Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  LA329800  Sanicula crassicaulis Louis Wheeler; 1932-4-2 554 Los Angeles Santa Monica Mountains, Mandeville Canyon, head of canyon 487 Comment
  SBBG131642  Sanicula crassicaulis S. A. Junak 1999-4-22 SCa 844 Los Angeles Cape Cyn, just downstream from pumphouse, along E fork of Cape Cyn Rd, just upstream from fork in rd 304 Comment
  UC1006680  Sanicula crassicaulis C. Ritchie Bell 1953-2-23 3 X485 Los Angeles across ridge from Sepulveda Canyon ( opposite Valley Meadow Road) Comment
  SBBG61249  Sanicula tuberosa M. N. Ackley -May-1929 1292 Los Angeles San Dimas Cyn 457 Comment
  RSA0092528  Saponaria officinalis R. G. Swinney 2011-7-7 15463 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area. 1098 Comment
  RSA244899  Satureja douglasii F. R. Fosberg 1931-4-28 S- 4702 Los Angeles Eagles Nest Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  UCR209291  Saxifraga californica Dan S. Cooper 2009-2-24 209- 14 Los Angeles Santa Monica Mountains, Los Angeles, Griffith Park, Royce Canyon 270 Comment
  RSA650358  Schedonorus arundinaceus Nancy Gould 1977-5-13 26 Los Angeles Cal Poly Campus, Pomona. Comment
  RSA726056  Schedonorus arundinaceus R. G. Swinney 1997-6-25 5637 Los Angeles San Gabriel Mtns.: west of Wrightwood, Mountain High Ski Resort runway, ca. 2 miles east of Hwy 2 on FS road 3N06, Guffy Rd. 2366 Comment
  RSA0070327  Schinus molle R. G. Swinney 2010-5-7 12598 Los Angeles San Gabriel Mountains: Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of BP and L Rd and Jimenez St./Dominica Ave. 378 Comment
  RSA598085  Schismus arabicus Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3780 Los Angeles Vicinity of Crystal Lake 1677 Comment
  RSA728340  Schismus arabicus Gary D. Wallace 1982-4-17 1904 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  SD264717  Schismus arabicus Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 Sca 629 Los Angeles Santa Catalina Island: Along road to East Peak, just SW of Peak 1245, ca. 0.85 air miles NW of East Peak. 347 Comment
  CHSC59646  Schismus barbatus Daryl Koutnik; John Cuti 1978-4-19 375 Los Angeles Along fireroad. Verdugo Mountains on road overlooking Stough Canyon. 548 Comment
  RSA563505  Schismus barbatus Timothy S. Ross 1993-5-13 7123 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  UCR261135  Schismus barbatus R. G. Swinney 2010-2-27 11724 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA366001  Schoenoplectus californicus Louis Greata 1901-9-2 s.n. Los Angeles Ballona. Comment
  UC188245  Scirpus californicus unknown Jun 1919 Los Angeles Alamitos Ranch Comment
  UCR271318  Scirpus microcarpus R. G. Swinney 2011-5-12 14696 Los Angeles San Gabriel Mountains, Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek 1183 Comment
  RSA91467  Scirpus microcarpus F. W. Peirson 1924-5-27 4636 Los Angeles Colby's Ranch 975 Comment
  RSA652087  Scrophularia californica Frank Sparks 1948-4-23 s.n. Los Angeles 1/2 mi. from campus [Cal Poly Pomona] Comment
  UCD124828  Scrophularia californica P. B. Kennedy 1928-3-28 s.n. Los Angeles above golf-links, Avalon; Santa Catalina Island, California. Comment
  CAS-BOT-BC539345  Scutellaria mexicana R. K. Brummitt; S. M. Namoff 2012-6-7 22038 Los Angeles Angeles National Forest, N of Littlerock, Big Rock Creek road, Sycamore Flat camp site 1300 Comment
  OBI44800  Scutellaria mexicana David J. Keil, V. L. Holland, Michael Stiles, and Francis Villablanca 1987-5-1 20052 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  UCR189674  Scutellaria siphocampyloides R. G. Swinney 1998-7-6 6275 Los Angeles San Gabriel Mtns., Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  RSA0048205  Scutellaria tuberosa L. Haines 1950-3-5 s.n. Los Angeles Chaney Road & Topanga Cyn. Road. 243 Comment
  SD146081  Secale cereale A. C. Sanders, S. D. Boyd 1997-4-20 20492 Los Angeles Antelope Valley; along Hwy 138 in vicinity of 230th St. West, roadsides 890 Comment
  LA209601  Selaginella asprella Lawrence L. Kiefer; 1963-7-4 590 Los Angeles San Gabriel Mountains, San Antonio Falls, rocks above base, N side 1981 Comment
  POM244914  Selaginella bigelovii F. Raymond Fosberg 1931-3-24 R 81 Los Angeles Santa Catalina Island. Hamilton Canyon Near Avalon. 80 Comment
  SFV6770  Selaginella bigelovii T. Gordon, K. A. Wilson, D. R. Perry, M. H. Grayum 1974-3-8 70 Los Angeles San Gabriel Mountains Placerita Canyon. Comment
  CAS-BOT-BC333106  Senecio flaccidus var. douglasii F. Grinnell Jr. 1917-8-19 s.n. Los Angeles Pacoima Wash near San Fernando Comment
  HSC24326  Senecio flaccidus var. douglasii James Henrickson 1971-10-14 7187 Los Angeles NE Claremont along Padua Hills Rd. 457 Comment
  JEPS19526  Senecio flaccidus var. douglasii Peter H. Raven with R. Snow 1957-7-25 11062 Los Angeles 1.6 mi n of junction of Padua Avenue with Mt. Baldy Road; San Gabriel Mountains Comment
  RSA472932  Senecio flaccidus var. douglasii L. C. Wheeler 1931-8-30 31 Los Angeles San Antonio Canyon, San Gabriel Mts. 914 Comment
  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
  SBBG105384  Senecio lyonii R. M. Beauchamp 1976-5-22 4151 Los Angeles second terrace above dune area, S of Eel Pt Comment
  SD86334  Senecio lyonii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3227 Los Angeles San Clemente Island,south of Eel Point 24 Comment
  RSA94685  Senecio lyonii F. W. Peirson 1923-4-12 3478 Los Angeles Wilson's Cove, San Clemente Island. Comment
  UC1930177  Setaria parviflora Michael Denslow 2003-11-8 1901 Los Angeles Coastal Plains & Basins; San Bernardino Basin region: Northeast corner of Cambridge and Arrow Hwy. in Claremont Comment
  RSA706437  Sidotheca trilobata LeRoy Gross 2005-6-23 2379 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1642 Comment
  UCR181664  Silene armeria A. C. Sanders, D. Malueg 1998-6-22 21986 A Los Angeles San Gabriel Mtns., foothills along Hwy 2 at La Canada, at turnoff to SCE Gould substation, Gould Canyon watershed 610 Comment
  POM48130  Silene gallica Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
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Apr 24 2008
  SBBG95172  Silene gallica M. B. Dunkle 1928-5-12 1921 Los Angeles Empire Landing Comment
  UC1215142  Silene gallica Peter H. Raven 1962-4-10 17184 Los Angeles above Wilson Cove; San Clemente Island, above Wilson Cove 60 Comment
  UC56297  Silene gallica H. M. Hall April, 1903 3729 Los Angeles near Los Angeles; near Los Angeles Comment
  RSA608504  Silene gallica L. C. Wheeler 1930-5-31 46 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  RSA696562  Silene gallica Edna Dickson s.n. Los Angeles Roadside. Comment
  UC519734  Silene gallica Joseph Andorfer Ewan 1932-5-10 7467 Los Angeles Verdugo Canyon Colina Drive; Verdugo Canyon at Colina Drive Comment
  CAS-BOT-BC174914  Silene laciniata Carl Epling 1931-4-18 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA165134  Silene laciniata subsp. major Gordon Pilone 1962-6-24 504 Los Angeles 1 mile W of Topanga Canyon on Robinson Road 305 Comment
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May 20 2012
  RSA477927  Silene laciniata subsp. major William Greenberg 1939-7-24 s.n. Los Angeles Santa Monica Canyon. Comment
  RSA642685  Silene laciniata subsp. major Orlando Mistretta 1992-7-13 682 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA229107  Silene parishii R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38870 Los Angeles above Angeles Hwy. 0.6 mi. SSE of Dawson's saddle 2393 Comment
  RSA586693  Silene verecunda subsp. platyota Orlando Mistretta 1995-6-20 1796 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  RSA0114885  Silybum marianum R. G. Swinney 2011-4-26 14509 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA600372  Silybum marianum Steve Boyd, Lauren Raz 1997-5-28 9866 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  CAS-BOT-BC75082  Sisymbrium altissimum Ernest C. Twisselmann 1955-8-10 2307 Los Angeles San Emigdio Range. Upper Castaic Valley. 1226 Comment
  RSA641650  Sisymbrium altissimum L. C. Wheeler 1967-9-4 10679 Los Angeles San Gabriel Mountains: Camp Lupine, Prairie Fork. 1981 Comment
  UCR280562  Sisymbrium altissimum R. G. Swinney 2014-4-10 16012 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  RSA250526  Sisymbrium altissimum R. F. Thorne, J. Dourley 1967-10-10 37334 Los Angeles Angeles National Forest: Jackson Lake, W end of lake. 1867 Comment
  CHSC36044  Sisymbrium irio James Henrickson 1973-6-15 10681 Los Angeles City of Long Beach, along beach near Long Beach Arena. 3 Comment
  POM346625  Sisymbrium irio Barry Burnell 1971-3-19 247 Los Angeles Claremont, the Pomona College Wash, south east corner. 335 Comment
  POM472  Sisymbrium officinale G. C. Chen 1918-5-30 s.n. Los Angeles Claremont. Back yard of house. Comment
  SBBG35788  Sisymbrium orientale S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 538 Los Angeles just E of Haypress Reservoir on S side of main rd 402 Comment
  RSA431708  Sisymbrium orientale Wm. Martin 1972-4-1 s.n. Los Angeles Gold Creek. Little Tujunga. 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
  UC909922  Sisyrinchium bellum I. W. Clokey, E. G. Anderson 1935-5-9 6559 Los Angeles Puddingstone Reservoir Comment
  UCR213234  Sisyrinchium bellum Dan S. Cooper 2010-3-23 20100323- 05 A Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, south end of Cedar Grove 271 Comment
  RSA366940  Sisyrinchium bellum Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  UCR182746  Smilacina stellata R. G. Swinney 1997-7-16 5667 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  UCR210057  Solanum americanum A. C. Sanders 2009-11-6 37209 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG13547  Solanum douglasii E. R. Blakley 1962-10-5 5452 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  SD143698  Solanum douglasii Scott D. White 1997-3-12 4746 Los Angeles Zuma Beach area: Mouth of Zuma Creek, E end of the County Beach. Comment
  UCR125944  Solanum douglasii A. C. Sanders, Mark Elvin 2002-6-19 25143 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  POM4161  Solanum douglasii Marie Tammen 1905-5-4 7837 Los Angeles Claremont. 366 Comment
  RSA0020267  Solanum douglasii A. E. Hersh 1950-7-9 s.n. Los Angeles Rindge and Rees Ave., Playa del Rey. 15 Comment
  RSA422425  Solanum douglasii Elbert Benjamine 1929-4-21 249 Los Angeles Los Angeles. Comment
  SBBG31139  Solanum elaeagnifolium R. F. Thorne 1966-9-15 36693 Los Angeles riding stables, Avalon 15 Comment
  UCR48947  Solanum nigrum A. C. Sanders 1987-9-18 7351 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  SEINET10851823  Solanum tuberosum Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2548 Los Angeles City of Los Angeles. Little Tokyo. Enbun Market, 124 Japanese Village Plaza. Comment
  RSA748741  Solanum umbelliferum R. G. Swinney 2008-3-31 8585 Los Angeles Glendora Mountain summit 1003 Comment
  UCR205051  Solanum umbelliferum R. G. Swinney 2008-3-31 8585 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA427440  Solanum umbelliferum Bonnie C. Templeton 1932-5-31 4859 Los Angeles Blue Ridge Mt., Big Pines Park 2330 Comment
  UC1409128  Solanum wallacei Robert F. Thorne 1970-3-5 39358 Los Angeles Santa Catalina Island, Middle Ranch Canyon Middle Ranch Canyon; Santa Catalina Island, Middle Ranch Canyon 396 Comment
  RSA755451  Solidago californica R. G. Swinney 2008-10-7 9475 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UCR127165  Solidago californica A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26272 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  SEINET6044516  Solidago californica F. R. Fosberg 1930-11-11 S 4182 Los Angeles Templeton, S. Puente. Comment
  UC205620  Solidago confinis I. M. Johnston 1917-8-22 1674 Los Angeles Prairie Fork at Native Son Mine (San Antonio Mountains) Comment
  UCR95730  Solidago occidentalis Lauren Raz, Steve Boyd 1996-10-23 5 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  RSA800512  Solidago velutina subsp. californica Jane Tirrell 2012-8-20 LS 0156 Los Angeles Approx. 100 meters south of California State Route 2 near Big Rock Creek drainage about 1.5 miles west of Dawson Saddle. 2346 Comment
  SBBG14288  Solidago velutina var. californica H. and M. Dearing 1944-10-5 5891 Los Angeles Charlton Flats Comment
  RSA591920  Sonchus asper L. C. Wheeler 1967-5-8 9314 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA151208  Sonchus oleraceus P. H. Raven 1962-4-9 17139 Los Angeles Near barracks, Wilson Cove, San Clemente Island 61 Comment
  UC174007  Sorghum halepense Geo. B. Grant Los Angeles Pasadena Comment
  RSA594743  Spartium junceum T. S. Ross 1995-4-7 8361 Los Angeles Templin Highway ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  UCD108501  Spartium junceum Marc Meyer 1993-4-10 5 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  UCR146504  Spartium junceum Scott D. White 2004-7-28 10654 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  UCR95431  Spartium junceum Steve Boyd, Orlando Mistretta 1996-5-23 8819 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 500 Comment
  UCR11526  Spergula arvensis Pedigo 1961-4-16 01 Los Angeles Western Transverse Range; Santa Monica Mtns., Point Dume 15 Comment
  UCR214626  Spergularia rubra A. C. Sanders, Dan S. Cooper 2010-3-12 37370 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM179  Spergularia salina L. R. Abrams 1901-04 1458 Los Angeles Hyde Park. Comment
  IRVC26203  Spinacia oleracea A. C. Sanders 2003-6-19 26984 Los Angeles near mouth of "Off-haul Canyon", ca. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 274 Comment
  RSA674846  Stachys ajugoides Scott D. White 2000-5-6 7782 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins Park. 213 Comment
  SBBG119337  Stachys ajugoides S. D. White 2000-5-6 7782 Los Angeles city of Rowland Heights, "Rancho Rincon de la Brea" near Bill Blevins Park 213 Comment
  SEINET3153394  Stachys ajugoides G. B. Grant 1904-6-10 1243 Los Angeles Los Angeles Comment
  POM4030  Stachys albens D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  SEINET11196344  Stachys albens Unknown 2011-6-29 15340 Los Angeles San Gabriel Mountains Comment
  UCR104134  Stachys albens Scott D. White 1997-5-21 5202 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  POM4057  Stachys bullata L. R. Abrams 1902-6-16 2548 Los Angeles Santa Monica Mountains: Sepulveda Canyon. Comment
  RSA583116  Stachys bullata Louis C. Wheeler 1933-5-5 1708 Los Angeles San Gabriel Mountains, Fish Canyon. 290 Comment
  RSA446683  Stachys rigida subsp. quercetorum Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA232262  Stanleya pinnata James Henrickson 1971-5-2 5542 Los Angeles 15 miles E of Palmdale, S slope of Lovejoy Buttes. 854 Comment
  RSA650747  Stanleya pinnata Gary Guntle 1971-5-16 s.n. Los Angeles 13 miles down road to Palmdale out of Big Pines, left slope above road. [ Big Pines Hwy N4?, junction of Los Angeles Hwy 2 & Big Pines Hwy N4. NE of Wrightwood.] 1524 Comment
  SD52858  Stebbinsoseris heterocarpa Peter H. Raven 1962-4-9 17144 Los Angeles San Clemente Island; near barracks, Wilson Cove. 60 Comment
  RSA478180  Stellaria media F. R. Fosberg 1931-4-3 S- 4469 Los Angeles Pebble [Pebbly] Beach. Santa Catalina Island. 10 Comment
  RSA535742  Stephanomeria blairii Timothy S. Ross 1991-5-23 5491 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, Eastern escarpment 67 Comment
  RSA607694  Stephanomeria cichoriacea Scott D. White, Pam DeVries 1997-11-25 6034 Los Angeles San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. 244 Comment
  RSA754435  Stephanomeria cichoriacea Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1800 Los Angeles San Gabriel River Main Stem, Pejos Canyon near USGS marker el. 1974; cliff next to road on south side of bridge 602 Comment
  POM9644  Stephanomeria exigua subsp. exigua P. A. Munz 1920-5-12 4405 Los Angeles Claremont. Comment
  CAS-BOT-BC322847  Stephanomeria pauciflora Fay A. Mac Fadden 1936-9-6 14732 Los Angeles Mt. Baldy Camp, San Antonio Canyon Comment
  RSA179932  Stephanomeria pauciflora E. C. Twisselmann 1965-7-23 11073 Los Angeles North side of Antelope Valley 1204 Comment
  CAS-BOT-BC375717  Stephanomeria runcinata Roxana S. Ferris 1918-6-12 890 Los Angeles R.R. embankment between Oban and Lancaster Comment
  SBBG67947  Stephanomeria virgata R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  UCR223400  Stephanomeria virgata R. G. Swinney 2009-7-29 11408 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
  CAS-BOT-BC375808  Stephanomeria virgata E. R. Blakley 1962-6-10 5235 Los Angeles California Channel Islands. Rocky cliff above and north of Seal Cove. San Clemente Island 60 Comment
  UCR269583  Stipa coronata R. G. Swinney 2011-6-29 15373 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  SEINET10603831  Stipa coronata F. R. Fosberg 1932-6-18 Fosberg 8513 Los Angeles below camp Baldy San Antonio Can., steep slope 1400 Comment
  SJSU12964  Stipa occidentalis var. occidentalis C. W. Sharsmith 1945-9-7 5458 Los Angeles summit of Mt Waterman, San Gabriel Mts 2225 Comment
  SD197637  Stipa parishii R. G. Swinney 2005-8-26 8527 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, peak 6374, c. 1/2 miles southwest of Devils Chair. 1933 Comment
  UCR155646  Stipa pulchra A. C. Sanders, T. B. Salvato 2005-4-26 29688 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
  CATA3348  Stipa tenuissima Julia Parish 2017-2-27 014 Los Angeles Santa Catalina Island: Old Ben Park in Avalon 0 Comment
  SD243420  Strelitzia nicolai Daniel Gluesenkamp 2006-11-23 Los Angeles Fallbrook. 1524 Dickey Street in abandoned citrus orchard. 232 Comment
  CATA347  Stuckenia pectinata Mark L. Hoefs 1973-7-20 389 Los Angeles Santa Catalina Island: Pond along road to Isthmus, at bridge crossing main road 121 Comment
  RSA640285  Stylocline gnaphaloides R. F. Thorne 1971-5-18 41360 Los Angeles Santa Catalina Island: Cape Canyon. 396 Comment
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