Search Results — 2000 specimen records retrieved (1559 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM158312  Abronia maritima M. B. Dunkle 1928-4-29 1892 Los Angeles Santa Catalina Island: Sand Beach, Little Harbor 2 Comment
  RSA0048311  Abronia maritima L. E. Hoffman 1963-7-7 s.n. Los Angeles Malibu lagoon. Comment
  RSA518026  Abronia pogonantha Steve Boyd 1986-3-31 1572 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  RSA69979  Abronia pogonantha F. W. Peirson 1923-5-27 5215 Los Angeles Pallett Creek, tributary to Rock Creek, north slope of San Gabriel Mts. 1098 Comment
  POM734  Abronia umbellata L. R. Abrams 1901-4-1 4539 Los Angeles Ballona Harbor. Comment
  UCD109801  Abronia umbellata Beth Greenhalgh 1993-3-19 3 Los Angeles Santa Monica Mtns., Malibu, 1/8 mi. S of Morning View Dr. on PCH. 0 Comment
  LA28404  Abronia umbellata subsp. umbellata Harlan Lewis; 1940-4-3 1269 Los Angeles Santa Monica Mountains, 10 mi. N [W] of Malibu Beach 1 Comment
  RSA479816  Acacia longifolia A. C. Sanders 1988-3-17 7733 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Drive, E of Vista Del Mar Blvd. 30 Comment
  RSA786154  Acamptopappus sphaerocephalus var. hirtellus J. D. Olmsted 1959-4-25 486 Los Angeles 1 mile NNE of Valyermo P. O. along Holcomb ridge, east of Wrightwood-Pearblossom road. 1082 Comment
  LA49828  Acer macrophyllum Carl Epling; April 1938 sn Los Angeles Santa Monica Mountains, Westwood, UCLA campus 121 Comment
  POM308336  Acer macrophyllum Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3047 Los Angeles Altadena, San Gabriel Mts., Soldier's Creek. Comment
  UC63856  Acer macrophyllum H. M. Hall June 1899 Los Angeles Schwartout Canyon San Antonio Mountains, Schwartout Canyon 1828 Comment
  SDSU21085  Acer negundo Ian Cain 2010-4-29 1394 Los Angeles North east of Montebello. Whitter Narrows County Reserve, 500 meters east of intersection of Durfee Avenue and Rosemead Blvd 66 Comment
  POM186248  Achillea millefolium Joseph A. Ewan 1933-7-4 7873 Los Angeles San Gabriel Mtns. Ridge east of Monrovia Peak 1372 Comment
  UCSB31511  Achillea millefolium Seeba, J. 1977-5-27 Los Angeles At Fort Tejon along Highway 5 944 Comment
  RSA654028  Achnatherum coronatum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 813 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 579 Comment
  RSA730072  Achnatherum coronatum R. G. Swinney, D. W. Larson 1999-5-29 7220 Los Angeles San Gabriel Mtns.: San Dimas Canyon, at waterfall in main fork 600 m north of confluence with East Fork Comment
  RSA729758  Achnatherum occidentale subsp. pubescens R. G. Swinney 1998-7-10 6407 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  RSA729688  Achnatherum parishii subsp. parishii R. G. Swinney 1998-8-31 6876 Los Angeles San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy. MOntane coniferous forest with low vegetation and bare areas, among Chrysolepis semoervirens. 2378 Comment
  SBBG32265  Achnatherum speciosum L. S. Rose 1968-4-5 68017 Los Angeles Acton 822 Comment
  RSA562424  Achyrachaena mollis D. Bramlet 1993-4-15 2315 Los Angeles In the Puente Hills, approximately 274 m. NW of Pomona peak. The site is located some 1,220 m. west of the intersection of the Pomona freeway and Chino hills Parkway. 116 Comment
  LA52429  Acmispon glaber var. glaber Leo Boyd; 1953-3-21 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SBBG118140  Acmispon maritimus var. maritimus F. R. Fosberg 1931-3-26 4393 Los Angeles hillside above St Catherine Hotel 15 Comment
  SBBG122465  Acmispon maritimus var. maritimus R. Burgess, C. Davis, B. Meiners, P. Munro 1999-4-17 3243 Los Angeles Canton Cyn, NE of Lake Piru, S side of Canton Crk, above second narrows 411 Comment
  SFV7989  Acmispon strigosus T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1355 Los Angeles San Gabriel Mountains On hillside adjacent to lower Trail Canyon. 793 Comment
  CATA47  Acourtia microcephala USC Wrigley Interns: Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 27 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  RSA134796  Acourtia microcephala Percy C. Everett, E. K. Balls 1959-6-29 23874 Los Angeles Stokes Canyon, Santa Monica Mountains. 152 Comment
  CAS-BOT-BC133181  Adenostoma fasciculatum Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont (San Gabriel Mts.) Comment
  CAS-BOT-BC133182  Adenostoma fasciculatum Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont, San Gabriel Mts. Comment
  RSA657350  Adenostoma fasciculatum J. Stephens 1980-6-1 33 Los Angeles Verdugo Mountains Region: At foot of chaparral covered hillside, northeast of Maurice Ave., La Crescenta. 747 Comment
  UCR191665  Adenostoma fasciculatum Alex R. Van Dam 2004-4-25 042 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  RSA0035032  Adenostoma fasciculatum Paul Gripp 1951-5-11 s.n. Los Angeles Mulholland Drive, San Fernando Valley. 152 Comment
  RSA0072131  Adenostoma fasciculatum Fran Dourisboure 1966-5-10 8 Los Angeles San Raphael Hills. 213 Comment
  RSA729403  Adiantum aleuticum R. G. Swinney 1998-10-3 7008 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 2012 Comment
  RSA85011  Adiantum aleuticum F. W. Peirson 1919-12-28 1522 Los Angeles Eaton Canyon, south base of San Gabriel Mts. 1066 Comment
  POM8695  Adiantum jordanii P. A. Munz, Harwood 1920-3-13 3317 Los Angeles Puddingstone Canyon, San Dimas 304 Comment
  SFV16227  Aesculus californica P. A. Krueger 1994-5-18 50 Los Angeles San Gabriel Mountains 0.1 miles north on Mount Lowe Truck Trail from Chaney Trail. 700 Comment
  RSA384950  Agrostis pallens Stone 1936-4-11 s.n. Los Angeles Griffith Park. Comment
  RSA622849  Agrostis scabra L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1494 Comment
  RSA640875  Agrostis scabra L. C. Wheeler 1967-8-8 10361 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  RSA720401  Agrostis stolonifera R. G. Swinney 1997-7-23 5734 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  SEINET3917192  Agrostis stolonifera var. major Jack Delaini 1974-2-14 7 Los Angeles Along San Dimas Creek at the mouth of the canyon.; 0 427 Comment
  UCR150714  Agrostis viridis R. G. Swinney, Dave Larson 1999-5-15 7167 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA595586  Ailanthus altissima Lauren Raz, Steve D. Boyd 1996-10-23 56 Los Angeles Liebre Mountains. Lake Hughes Road, just west of junction with Forest Service Road 6N24. 610 Comment
  UCR178189  Ailanthus altissima LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 967 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  SEINET3480393  Albizia julibrissin Unknown Unknown Los Angeles Los Angeles, Los Angeles Comment
  RSA606186  Allium haematochiton Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UCR192588  Allium lacunosum var. davisiae A. C. Sanders 2008-4-10 34800 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
  UCR179665  Allophyllum divaricatum R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 1 mi. east of Glendora Mountain Road on Big Dalton Canyon Road 427 Comment
  UCR219436  Alnus rhombifolia R. G. Swinney 2009-3-28 10181 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  POM50706  Alopecurus carolinianus Le Roy Abrams 1901-04 1455 Los Angeles Inglewood Comment
  SEINET6655642  Alternanthera caracasana R. E. Riefner Jr. 2007-8-3 07 -342 Los Angeles San Dimas, Puddingstone Reservoir, Bonelli Region County Park. East shore Dr.; 0 Comment
  UCR9209  Alternanthera philoxeroides D. H. Wilken 1965-11-3 595 Los Angeles San Gabriel Valley, Rio Hondo River, in the Whittier Narrows 61 Comment
  RSA402951  Amaranthus albus F. R. Fosberg 1931-5-2 S- 4746 Los Angeles Middle Ranch Canyon Santa Catalina Island 200 Comment
  POM724  Amaranthus blitoides W. R. Shaw 1900-7-2 78 Los Angeles Claremont. Comment
  RSA603080  Amaranthus blitoides L. C. Wheeler 1932-10-29 1441 Los Angeles Atlantic Ave. ca. 8 mi. N Long Beach. Comment
  UCR127371  Amaranthus powellii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25554 Los Angeles Santa Clara River Valley, north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  RSA235156  Amaranthus retroflexus David Wheat 1972-8-20 738 Los Angeles Roadside weed on Padua Ave. between Baseline Rd. and Mt. Baldy Road 518 Comment
  UCR210483  Ambrosia acanthicarpa R. G. Swinney 2008-12-2 9927 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  LA200149  Ambrosia acanthicarpa J. Sauer; R. Schubel 1976-12-18 5916 Los Angeles Santa Monica Mountains, Laibu Creek unit Comment
  RSA5214  Ambrosia acanthicarpa C. B. Wolf 1932-9-13 4069 Los Angeles Bryant Ranch near middle of S boundary of SE 1/4 sect 27. 5 Comment
  SBBG54460  Ambrosia acanthicarpa L. R. Abrams 1930-9-19 12908 Los Angeles Los Angeles Comment
  OBI40391  Ambrosia artemisiifolia Oscar F. Clarke 1970-8-5 s.n. Los Angeles Home of Judy Owen, 8841 Quakertown Ave, Northridge Comment
  RSA416931  Ambrosia chamissonis James B. W. Nair 1934-4-16 s.n. Los Angeles El Sugundo. Comment
  UC53916  Ambrosia chamissonis Ernest Braunton 1902-5-1 311 Los Angeles Redondo Comment
  UCD128776  Ambrosia chamissonis I. Johnston 1917-6-10 1317 Los Angeles Playa del Rey. Comment
  JEPS4067  Ambrosia confertiflora J. Thomas Howell 1927-11-18 3206 Los Angeles Los Angeles Comment
  LA201524  Ambrosia psilostachya Arthur C. Gibson; 2003-8-11 4882 Los Angeles 7 Comment
  RSA416986  Ambrosia psilostachya M. B. Dunkle 1930-7-23 2439 Los Angeles Little Harbor, Santa Catalina Island. Comment
  CAS-BOT-BC272927  Ambrosia salsola Timothy S. Ross; J. Mark Porter 1994-5-1 7578 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  POM11922  Amelanchier utahensis Philip A. Munz 1922-5-30 5580 Los Angeles Mescal Valley, San Antonio Mountains. 2043 Comment
  RSA453132  Amelanchier utahensis Bonnie C. Templeton 1932-5-31 5057 Los Angeles Camp No. 1, Big Pines Recreation Camp, San Gabriel Mountains 1982 Comment
  UC1127758  Amelanchier utahensis W. T. Murphy Apr 1928 Los Angeles n of Mount Emma; Tujunga Quad. 1219 Comment
  UCR182648  Amelanchier utahensis R. G. Swinney 1997-7-16 5661 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
  SFV7084  Ammannia coccinea T. Gordon, M. H. Grayum 1974-11-18 784 Los Angeles San Fernando Valley Encino Creek, Sepulveda Flood Control Basin. 213 Comment
  RSA77793  Ammannia coccinea F. W. Peirson 1918-08 2079 Los Angeles Long Beach Comment
  UCD104615  Amorpha californica Peter H. Raven 1960-5-15 15379 Los Angeles Old Topanga Canyon, Santa Monica Mountains. 365 Comment
  UC153901  Amorpha californica var. californica L. R. Abrams 1906-7-19 Los Angeles Mount Wilson Trail 609 Comment
  CAS-BOT-BC26835  Amsinckia humilis Alice Eastwood 1906-6-2 171 Los Angeles San Pedro Comment
  RSA0079993  Amsinckia intermedia R. G. Swinney 2009-3-13 10115 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel. 192 Comment
  RSA167817  Amsinckia intermedia R. F. Thorne, P. C. Everett 1964-2-7 33457 Los Angeles Santa Catalina Island, lower end of Pebbly Beach, E end of island 76 Comment
  RSA337431  Amsinckia intermedia R. F. Thorne 1973-4-11 42859 Los Angeles San Clemente Island, middle part of Norton Canyon. 274 Comment
  RSA0089904  Amsinckia menziesii var. menziesii George B. Grant 1904-03 40 a Los Angeles Pasadena. Comment
  RSA639282  Amsinckia tessellata var. tessellata R. F. Thorne 1963-5-15 31670 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1219 Comment
  UCR214623  Anagallis arvensis A. C. Sanders, Dan S. Cooper 2010-3-12 37372 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA35601  Anagallis arvensis A. K. Khudairi; 1951-4-21 Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  RSA578790  Anemopsis californica T. S. Ross, Steve D. Boyd 1994-7-7 8169 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the 'Kelley Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles National Forest map, 1982) 1000 Comment
  SBBG12583  Anisocoma acaulis E. R. Blakley 1958-5-9 2265 Los Angeles 2 mi E of Gorman 1097 Comment
  UC1536758  Anisocoma acaulis G. H. True Jr. 1935-3-6 55 Los Angeles sandy s slope Lovejoy Butte 853 Comment
  UCR181356  Anisocoma acaulis R. G. Swinney 1997-6-13 5594 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  UCR168188  Anthriscus caucalis Joseph M. Keefe 1978-4-28 22835 Los Angeles Transverse Range: Verdugo Mtns, La Crescenta, Henderson Canyon, Mesa Lila Fire Road, 1 km west of El Lado Road, under Edison Power Line 488 Comment
  RSA575093  Anthriscus caucalis R. G. Swinney 1994-4-8 2759 Los Angeles Glendora Wilderness Park. 457 Comment
  SEINET10785689  Anthurium Thomas B. Croat 2003-4-6 Croat 87609 Los Angeles Cultivated Plants. Los Angeles County Arboretum, Rare Plant House. Comment
  JEPS13620  Antirrhinum coulterianum Peter Kamb 1948-6-26 1123 Los Angeles near Sunland (Tujunga Wash); Tujunga Wash 350 Comment
  LA52032  Antirrhinum coulterianum Carl Epling; 1926-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCR146475  Antirrhinum coulterianum Orlando Mistretta 1992-6-12 557 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon, Road 2N29 EA- from Saddle to 2nd main drainage Comment
  UCR277040  Antirrhinum coulterianum R. G. Swinney 2010-5-25 12924 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  HSC83233  Antirrhinum coulterianum D. M. Thompson 1983-5-20 311 Los Angeles Santa Susana Mtns., along Pico Canyon Rd., 2.4 mi. W of Hwy. 5 488 Comment
  OBI30462  Antirrhinum multiflorum J. C. Roos 1947-5-17 3636 Los Angeles Placerita Cyn, E of Newhall Comment
  RSA165750  Antirrhinum multiflorum Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Old Grapevine, 5 mi. from Castaic. Liebre Mts. 1067 Comment
  RSA226921  Antirrhinum multiflorum Robert F. Thorne, C. W. Tilforth 1971-6-17 39958 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  UCR78153  Antirrhinum multiflorum Wandalee Thompson 1964-7-8 59 Los Angeles Transverse Range; Liebre Mtns., Pine Canyon Road, N-2, c. 7 mi. west of Lake Elizabeth 1128 Comment
  RSA549821  Antirrhinum multiflorum Wandalee Thompson 1964-7-8 59 Los Angeles Pine Canyon Rd, 8 miles west of Elizabeth Lake, N-2 4 miles southwest of Lake Hughes. 869 Comment
  SBBG131497  Antirrhinum nuttallianum S. A. Junak, B. Collins 1991-4-24 SCI 184 Los Angeles W side of W Shore Rd 36 Comment
  POM354887  Antirrhinum nuttallianum var. nuttallianum G. J. Hollenberg 1928-7-10 s.n. Los Angeles Venice. Comment
  UC178305  Antirrhinum vexillocalyculatum subsp. vexillocalyculatum T. S. Brandegee Los Angeles Saugus Comment
Read comments
Jul 13 2018
  SBBG116979  Aphanes occidentalis S. A. Junak with K. Kirkland 2001-4-13 SCa 1424 Los Angeles just S of rd above Empire Landing 140 Comment
  RSA660871  Aphanisma blitoides Orlando Mistretta 1992-4-4 134 Los Angeles San Clemente Island. Comment
  RSA0042674  Apiastrum angustifolium Laura Moore, Jean Moore 1999-4-10 022 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  RSA470378  Apiastrum angustifolium Anstruther Davidson 1890-09 s.n. Los Angeles Foothills. Comment
  RSA77432  Apium graveolens F. W. Peirson 1923-06 819 Los Angeles Kewen Lake Canyon, Pasadena Comment
  POM3379  Apocynum cannabinum I. M. Johnston 1917-8-21 1661 Los Angeles Upper San Antonio Canyon. 2287 Comment
  RSA0019004  Apocynum cannabinum Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11686 Los Angeles Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  POM198003  Apocynum cannabinum Joseph A. Ewan 1932-4-22 7180 Los Angeles on high bank above Los Angeles River, San Fernando Valley. Comment
  UC1302312  Aptenia cordifolia Robert F. Thorne and P. C. Everett 1964-2-7 33454 Los Angeles at lower end of Pebbly Beach Canyon (at base of building, e end of Santa Catalina Island); Santa Catalina Island, Pebbly Beach Canyon 76 Comment
  UCR209424  Aquilegia formosa R. G. Swinney 2008-9-13 9453 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  SD181655  Arabidopsis thaliana LeRoy Gross 2001-3-31 363 Los Angeles Verdugo Mountains Region: Main crest with Sunset Canyon to the west and Story Canyon on the east. 366 Comment
  RSA597566  Arabis pulchra Timothy S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-22 2758 Los Angeles Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone. 1707 Comment
  POM50605  Arbutus menziesii L. R. Abrams 1901-4-13 1515 Los Angeles Wilsons Peak Trail. Comment
  RSA626770  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-9 16015 Los Angeles Ridge Route, 23 km south of Liebre Gulch turnoff. 800 Comment
  POM367378  Arctostaphylos glandulosa subsp. gabrielensis Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  RSA626834  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22123 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  POM3279  Arctostaphylos glandulosa subsp. mollis I. M. Johnston 1917-7-1 1748 Los Angeles Evey Canyon. 1372 Comment
  RSA626698  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-6-23 15663 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1300 Comment
  RSA626801  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1992-10-15 22101 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA626814  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Allen Massihi 1992-8-20 20183 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA303598  Arctostaphylos glandulosa subsp. mollis J. R. Shevock 1971-3-15 788 Los Angeles along Hwy 2 762 Comment
  LA212026  Arctostaphylos glauca Duncan Bell; Caitlin Elam, Evan Meyer 2013-6-13 5156 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898.0 Comment
  RSA631421  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15984 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  SJSU3880  Arctostaphylos glauca C. W. Sharsmith 1964-1-1 7178 Los Angeles W fork San Gabriel R (near head), San Gabriel Mts 1219 Comment
  UC1602005  Arctostaphylos mewukka Katharine Brandegee May 1889 Los Angeles s side Ravenna Comment
  RSA634696  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20239 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634699  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20305 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634752  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20382 Los Angeles Road to Pacifico Mtn., 0.5 km east of Mill Creek Summit, San Gabriel Mtns. 1500 Comment
  RSA634873  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20219 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635112  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20418 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA635132  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20216 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635168  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22014 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635191  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20385 Los Angeles Road to Pacifico Mtn., 3.7 km east of Mill Creek Summit, San Gabriel Mtns. 1710 Comment
  RSA635250  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20648 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  CDA10104  Arctotheca prostrata A. C. Sanders 2003-5-1 26289 Los Angeles San Gabriel Valley; Irwindale, near boundary of Azusa, south side of Montoya St. just east of Irwindale Ave., south of I-210 Comment
  UCR152542  Arctotheca prostrata A. C. Sanders, Lee Jones 2005-4-8 29354 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA725893  Arenaria douglasii A. C. Sanders 2003-5-1 26251 Los Angeles Western San Gabriel Mtns.: SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch. 412 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
  RSA600066  Arenaria macradenia var. arcuifolia Steve Boyd, Lauren Raz 1997-5-20 9821 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. 1676 Comment
  RSA300697  Arenaria macradenia var. arcuifolia J. R. Shevock 1974-7-19 3735 Los Angeles Messenger flats near Mt. Gleason Comment
  UC586873  Arenaria macradenia var. macradenia Joseph Andorfer Ewan 1934-8-3 8321 Los Angeles n. side of Table Mt., at head Le Montaire Creek San Gabriel Mts., Swartont Valley region 2225 Comment
Read comments
Jan 1 2007
  UCSB2121  Argemone munita Wedberg, H. 1958-7-3 Los Angeles Crystal Lake, San Gabriel Mtns. Comment
  UCD56414  Aristida adscensionis Beecher Crampton 1968-8-10 8320 Los Angeles Santa Catalina Island, Avalon. Comment
  UCR177768  Aristida purpurea var. parishii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 400 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  CAS-BOT-BC64587  Armeria maritima subsp. californica Cronemiller; Semon 1927-4-13 2974 Los Angeles Santa Barbara Forest. Mouth of Sycamore Canyon. 12 Comment
  LA88550  Artemisia californica O. H. Kappler; 1944-7-30 702 Los Angeles Santa Monica Mountains, Lechusa Canyon 243 Comment
  POM306250  Artemisia californica Henry J. Ramsey, Henry J. Ramsey 1939-1-1 I 370 Los Angeles Eaton Canyon, Altadena. Comment
  SBBG42215  Artemisia californica M. B. Dunkle 1939-4-3 7226 Los Angeles Chenetti Cyn Comment
  SFV3694  Artemisia californica K. A. Wilson 1963-10-26 1314 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  UCR157922  Artemisia californica Robert J. Steers 2005-5-8 15 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  UCR212837  Artemisia californica Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1815 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  CAS-BOT-BC93827  Artemisia dracunculus Timothy S. Ross; Steve Boyd 1994-9-20 8222 Los Angeles Liebre Mountains - Upper Bee Canyon: drainage on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua 740 Comment
  CAS-BOT-BC93700  Artemisia ludoviciana subsp. incompta C. B. Wolf 1931-10-23 2492 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  POM18238  Artemisia nesiotica Philip A. Munz 1923-4-8 6615 Los Angeles San Clemente Island, canyon side on west coast. Comment
  CAS-BOT-BC97290  Artemisia tridentata subsp. parishii Helen D. Geis 1909-1-1 s.n. Los Angeles Newhall Comment
  SD75648  Arthrocnemum subterminale M. B. Dunkle 1940-8-21 7652 Los Angeles Middle of San Clemente Island. Comment
  CATA1430  Arundo donax Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2591 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  CATA1658  Asclepias fascicularis Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2945 Los Angeles Santa Catalina Island: At Cherry Valley 3 Comment
  RSA716480  Asclepias fascicularis Scott D. White, Andrea Warniment 2006-7-7 11620 Los Angeles Gorman area, Gorman creek NE of the I-5 Freeway. SE Tehachapi Mts. 1037 Comment
  SEINET179624  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1524 Comment
  SFV5530  Asclepias fascicularis W. A. Kelley 1967-9-9 s. n. Los Angeles Calabasas. Dry valley near Craftsman Road. Comment
  LA200067  Aspidotis californica Lawrence L. Kiefer; 1966-4-17 1889 Los Angeles 304 Comment
  RSA686326  Aspidotis californica F. R. Fosberg 1931-1-7 7118 Los Angeles Mouth of little Santa Anita Canyon, Sierra Madre. 300 Comment
  UC61201  Aspidotis californica Harley P. Chandler 1897-4-12 Los Angeles Palmer's Canyon Claremont 731 Comment
  CAS-BOT-BC68757  Asplenium vespertinum Munz; Street; Williams 1919-4-5 2454 Los Angeles Puddingstone Canyon, San Dimas Comment
  POM2649  Astragalus bicristatus I. M. Johnston 1918-6-23 2039 Los Angeles West end of Ontario Pk. (Cascade Canyon). 1829 Comment
  SBBG68399  Astragalus bicristatus R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  UCR270400  Astragalus bicristatus John F. Emmel 2001-6-3 1714 Los Angeles San Gabriel Mountains, along road on south slope of Table Mountain, 0.0-0.2 air mile north & 0.5-0.8 air mile east of Big Pines Ranger Station 2195 Comment
  RSA229251  Astragalus brauntonii Silence Reynolds 1942-1 s.n. Los Angeles Santa Monica Mountains Comment
  RSA90185  Astragalus brauntonii F. W. Peirson 1917-5-1 592 Los Angeles Topanga Canyon, Santa Monica Mountains. Comment
  UCD104750  Astragalus douglasii Ernest C. Twisselmann 1959-6-2 s.n. Los Angeles Old Ridge Route, 7.7 miles south of Liebre Mountain Road. 1036 Comment
  LA206382  Astragalus lentiginosus Ralph Hoffmann; April 1928 2335 Los Angeles Lancaster Comment
  POM50163  Astragalus lentiginosus var. antonius H. M. Hall 1900-6-3 1485 Los Angeles Swarthout Canyon; San Antonio Mountains Comment
  RSA143815  Astragalus lentiginosus var. antonius J. T. Howell 1947-7-18 23406 Los Angeles Blue Ridge 2438 Comment
  SD51878  Astragalus nevinii Peter H. Raven 1962-5-8 17624 Los Angeles San Clemente Island, near western shore of island opposite Wilson Cove, on sandy slope Comment
  CAS-BOT-BC194069  Astragalus trichopodus var. lonchus Le Roy Abrams 1901-4-1 1187 Los Angeles Ballona Harbor Comment
  RSA3737  Astragalus trichopodus var. lonchus C. B. Wolf 1932-5-10 3528 Los Angeles At summit of Equestrian Trail back of Avalon, Santa Catalina Island. 305 Comment
  CAS-BOT-BC199085  Astragalus trichopodus var. phoxus Louis C. Wheeler 1931-11-11 345 Los Angeles Garapito Creek, Santa Monica Mts. 518 Comment
  POM50161  Astragalus trichopodus var. phoxus L. R. Abrams 1901-4-5 1343 Los Angeles Chatsworth Park Comment
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Mar 6 2011
  RSA149790  Astragalus trichopodus var. phoxus Wesley O. Griesel 1961-4-22 s.n. Los Angeles Sand Canyon, San gabriel mtns., near Newhall. 457 Comment
  UCR214040  Athysanus pusillus A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37975 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  UCR238074  Atriplex argentea Mark A. Elvin, M. S. Enright 2002-7-22 2111 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 Comment
  JEPS59525  Atriplex argentea var. mohavensis Elizabeth Day Palmer 1908-7-28 Los Angeles Los Angeles Comment
  RSA188193  Atriplex californica R. F. Thorne, P. Everett 1965-6-23 34398 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. On rocky bluff on south side of beach. Comment
  UC729548  Atriplex confertifolia Carl B. Wolf 1932-9-15 4085 Los Angeles 2 blocks w of center of town Lancaster (Antelope Valley, Mojave Desert); Mojave Desert, Antelope Valley, Lancaster 718 Comment
  SBBG20530  Atriplex lentiformis subsp. breweri E. R. Blakley 1963-12-7 6365 Los Angeles mouth of Chenity Cyn 3 Comment
  CATA856  Atriplex leucophylla Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1665 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  RSA478341  Atriplex pacifica F. R. Fosberg 1931-8-23 7290 Los Angeles San Pedro Hills Comment
  SBBG20507  Atriplex pacifica E. R. Blakley 1963-12-7 6357 Los Angeles E end of Pyramid Cove 7 Comment
  RSA250080  Atriplex rosea R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42191 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  RSA478383  Atriplex rosea F. R. Fosberg 1930-7-7 S- 3156 -a Los Angeles Alamitos Bay 2 Comment
  RSA442167  Atriplex semibaccata F. H. Elmore 419 Los Angeles San Clemente Island. Comment
  RSA478402  Atriplex semibaccata F. R. Fosberg 1931-4-22 S 4678 Los Angeles Eagle s Nest, Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  UC217007  Atriplex semibaccata C. F. Millspaugh 1920-1-2 4503 Los Angeles Avalon Santa Catalina, Avalon (Santa Catalina) Comment
  UC56781  Atriplex semibaccata Ernest Braunton Jun 1902 523 Los Angeles Gardena Comment
  LA11000  Avena barbata D. Dunn; 1941-3-15 857 Los Angeles N Figueroa and Ave 50 Highland Park Comment
  RSA758711  Avena barbata R. G. Swinney 2008-12-2 9916 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 165 Comment
  POM21190  Avena fatua P. A. Munz 1923-4-8 6619 Los Angeles San Clemente Island, on west coast. Comment
  RSA648716  Avena fatua Dolores Perez 1981-4-26 27 Los Angeles Zayanta Dr. at junction of 79th ST. in Playa del Rey. Comment
  UCR190528  Avena fatua R. G. Swinney 1990-3-23 1545 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UCSB8566  Avena fatua Philbrick, Ralph 1955-3-1 Los Angeles Puddingstone Dam; S of La Verne; San Jose Mtns 304 Comment
  LA11005  Avena fatua s.n. Los Angeles near summit, Ridge Route Comment
  SEINET175074 Image available Azolla mexicana M. E. Jones 1882-3-7 3043 Los Angeles Pasadena Comment
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May 1 2015
  RSA418209  Baccharis douglasii F. R. Fosberg 1931-5-18 4906 Los Angeles Cottonwood Canyon near mouth Santa Catalina Island 30 Comment
  RSA5982  Baccharis douglasii C. B. Wolf 1932-9-13 4055 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  RSA127974  Baccharis emoryi Peter H. Raven 1959-10-25 14704 Los Angeles Muholland Hwy 1.5 miles W of junction with Decker road 305 Comment
  SBBG79593  Baccharis glutinosa F. R. Fosberg 1931-7-10 5363 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  SBBG89721  Baccharis glutinosa M. B. Dunkle 1928-10-7 1993 Los Angeles Middle Ranch Gorge Comment
  UC1595287  Baccharis pilularis Tim Ross 1991-3-10 4221 Los Angeles e side of, (Bernard Field Stn, near Phake Lake, marked as Pit on topo map) RSA; Claremont, Phake Lake 391 Comment
  UCR212817  Baccharis pilularis Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1752 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 465 Comment
  UCR217691  Baccharis pilularis A. C. Sanders, Dan S. Cooper 2010-8-5 38560 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  CAS-BOT-BC99626  Baccharis plummerae Peter H. Raven 1957-9-21 11362 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  OBI51930  Baccharis salicifolia Suzan Barth, Steven Korenstein 1994-5-18 30 Los Angeles Placerita Cyn Walker Ranch, main trail from entrance crosses stream 245 Comment
  POM305331  Baccharis salicifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-22 623 Los Angeles Santa Susana Pass 293 Comment
  RSA483725  Baccharis salicifolia Richard Noyes, L. Arnseth 1988-4-30 519 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  SEINET5780924 Image available Baccharis salicifolia Marcus E. Jones 1882-1 3021 Los Angeles Pasadena Comment
  SEINET774602  Baccharis salicifolia T. Reeves, S. Jordan 1975-5-18 R- 2646 Los Angeles San Gabriel Mts., 0.9mi NE of La Canada on Hwy 2 Comment
  UC440453  Baccharis salicifolia subsp. salicifolia Carl Epling and Lincoln Ellison 1929-4-2 Los Angeles Topanga Canyon, Santa Monica Mountains Santa Monica Mountains, Topanga Canyon Comment
  UCD150971  Bahiopsis parishii D. S. Park 2010-4-27 57 Los Angeles Ranch Santa Ana Botanic Garden 369 Comment
  RSA495618  Barbarea orthoceras S. Zona, D. Arias, O. Dorado, M. Hanson, Jose Luis Villasenor 1989-6-28 313 Los Angeles Mountain High Ski resort; W of Wrightwood, N slopes of San Gabriel Mountians 2017 Comment
  LA50821  Bassia hyssopifolia A. M. Johnson; 1932-5-14 4067 Los Angeles Santa Monica Mountains, mouth of canyon, Pacific Palisades 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
  UCR219481  Bebbia juncea R. G. Swinney 2009-3-31 10231 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  RSA435910  Berberis nevinii F. W. Peirson 1921-3-3 s.n. Los Angeles Near stream, Arroyo Seco 335 Comment
  RSA720153  Berberis nevinii LeRoy Gross 2007-4-6 2630 Los Angeles Southern front of the range: Wildwood Canyon. Area where the road drains into a debris dam, and parking area for one of the trails that climb to the crest of the range. 499 Comment
  RSA24028  Bergerocactus emoryi C. B. Wolf 1932-5-12 1492 Los Angeles Catalina Island. Indian Head Point, Little Harbor. 45 Comment
  UCR95398  Beta macrocarpa P. H. Raven 1962-5-22 17837 Los Angeles Channel Islands, Santa Catalina Island, at the Isthmus Comment
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Sep 26 2010
  RSA247403  Bituminaria bituminosa Wesley O. Griesel 1962-5-28 620 Los Angeles lower Millard Canyon near fire road 610 Comment
  RSA279111  Bituminaria bituminosa R. F. Thorne 1971-3-18 41500 Los Angeles Cobal Canyon, 3 miles N of Claremont 502 Comment
  SEINET3146115  Blepharipappus glandulosus G. B. Grant 1904-5-5 112 Los Angeles Arroyo Seco Cyn., Sierra Madre Mts. Comment
  CHSC24193  Bloomeria crocea T. P. Spira 1976-6-7 57 Los Angeles On ne slope in Stokes Canyon, 1 mi n of Mulholland Hwy. And 200 yd from Stokes Canyon Rd. (e side). Comment
  RSA177695  Bloomeria crocea var. crocea Robert F. Thorne, Percy C. Everett 1965-5-10 34467 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain. 457 Comment
  SBBG29967  Bloomeria crocea var. crocea I. W. Clokey, B. Templeton -May-1929 4543 Los Angeles Mandeville Cyn 500 Comment
  RSA150865  Bowlesia incana P. H. Raven 1962-4-12 17326 Los Angeles Rocky walls of canyon, with Galvezia, in canyon below the Tomb, San Clemente Island 122 Comment
  RSA799856  Boykinia rotundifolia Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 8 Los Angeles Glendora Ridge Road 1288 Comment
  RSA704710  Brachypodium distachyon Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2091 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  UCR213507  Brachypodium distachyon A. C. Sanders, Karen Kirtland 2010-5-14 38351 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  UCR108390  Brassica geniculata L. C. Wheeler 1961-6-13 7884 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR252730  Brassica geniculata R. G. Swinney 2010-5-29 13416 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 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
  RSA482922  Brassica rapa B. C. Templeton 1933-7-20 5050 Los Angeles Big Pines Park 2090 Comment
  RSA0126401  Brassicaceae Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2185 Los Angeles North Craig Ave., Altadena. Comment
  RSA589096  Brickellia californica Orlando Mistretta 1994-9-13 1461 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  RSA5991  Brickellia californica C. B. Wolf 1932-10-4 4225 Los Angeles Santa Catalina Island; above the Amphitheater, Avalon 30 Comment
  SBBG109004  Brickellia californica S. A. Junak 1996-10-2 SCl 703 Los Angeles lower portion of Horse Cyn 30 Comment
  UC217938  Brickellia californica P. A. Munz 1922-9-14 6421 Los Angeles San Antonio Mts., Cascade Canyon 1676 Comment
  RSA584317  Brickellia desertorum Timothy S. Ross, Steve Boyd 1991-3-23 4262 Los Angeles Lovejoy Buttes, on the Mojeve Desert: NE portion on the main buttes, W of Lovejoy Springs. Lovejoy Buttes 927 Comment
  RSA604375  Brickellia microphylla L. C. Wheeler 1970-9-12 s.n. Los Angeles San Gabriel Mountains: Mine Gulch Camp, East Fork San Gabriel River. 1371 Comment
  UCR277138  Brickellia nevinii R. G. Swinney 2010-10-5 13958 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  SEINET186295  Brodiaea capitata var. pauciflora I. W. Clokey, R. C. Anderson 1938-5-17 7875 Los Angeles Lovell Canyon. 1600 Comment
  UCR211811  Brodiaea filifolia Valerie Soza, LeRoy Gross 2001-5-22 1242 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just (<100 ft.) below Ferguson Motorway 473 Comment
  CAS-BOT-BC144331  Bromus L. R. Abrams 1929-3-14 12635 Los Angeles Hollywood. Comment
  CAS-BOT-BC144332  Bromus W. R. Dudley; F. H. Lamb 1896-6-8 4400 Los Angeles Liebre Mountains. King's Cannon. Comment
  UCR186569  Bromus arenarius A. C. Sanders 2006-4-25 32197 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  POM363995  Bromus berteroanus M. B. Dunkle 1940-3-12 7424 Los Angeles San Clemente Island: 2nd canyon S. Comment
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May 16 2008
  RSA618779  Bromus berteroanus L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  RSA714791  Bromus carinatus A. C. Sanders 2003-5-26 26848 Los Angeles San Gabriel Valley: long abandoned gravel pit on the 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. 159 Comment
  RSA729327  Bromus carinatus R. G. Swinney 1999-6-30 7465 Los Angeles San Gabriel Mtns.: upper Boneyard Canyon c. 300 m south of Camp Jubilee Rd. intersection, Pinon Hills 1463 Comment
  CAS-BOT-BC149577  Bromus carinatus var. carinatus I. Johnston 1917-7-1 1519 Los Angeles San Antonio Mountains. Browns Flats. 1371 Comment
  RSA611065  Bromus carinatus var. carinatus L. C. Wheeler 1970-5-4 s.n. Los Angeles 55 E. Pine Street, Altadena. Comment
  UCR271249  Bromus carinatus var. carinatus R. G. Swinney 2011-6-1 14971 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  CATA613  Bromus diandrus Mark L. Hoefs 1991-4-8 1063 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  RSA0036300  Bromus diandrus LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6976 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  CAS-BOT-BC155594  Bromus grandis Louis C. Wheeler 1936-6-8 4134 Los Angeles Bell Canyon, San Gabriel Mountain. 701 Comment
  CLARK-A1528-4537  Bromus grandis John C. Roos 1942-5-23 1060 Los Angeles Santa Anita Canyon Comment
  CATA1483  Bromus hordeaceus Mark L. Hoefs, Steven A. Junak 1996-4-30 2685 Los Angeles Santa Catalina Island: By road past Parson's Junction, toward west end, just before Starlight Beach 152 Comment
  LA33365  Bromus hordeaceus Peter H. Raven; 1959-4-4 13976 Los Angeles SANTA MONICA MOUNTAINS, Pt. Dume, behind point. 21 Comment
  RSA534156  Bromus hordeaceus subsp. molliformis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5053 Los Angeles San Clemente Island: flats SE of air terminal (New airfield, N end of island). 64 Comment
  LA51659  Bromus laevipes Peter H. Raven; 1960-5-15 15354 Los Angeles Santa Monica Mountains1, Piuma Road 2.1 mi. E of Rambla Pacifica 487 Comment
  RSA623787  Bromus madritensis subsp. madritensis Jack Hudson 1950-03 s.n. Los Angeles San Rafael Hills-between Glenoaks and Hill Dr. Comment
  LA33360  Bromus madritensis subsp. rubens Peter H. Raven; 1959-5-3 14090 Los Angeles SANTA MONICA MOUNTAINS, Woodrow Wilson Dr, 1.6 mi W of Cahuenga Pass. 304 Comment
  POM363924  Bromus rubens Gary D. Wallace 1979-4-19 1682 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  RSA659808  Bromus rubens Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 82 Los Angeles San Clemente Island. Comment
  RSA709675  Bromus rubens LeRoy Gross 2005-4-28 2118 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  SEINET10792301  Bromus sitchensis LeRoy R. Abrams 1902-5-31 Abrams 2485 Los Angeles Along irrigating ditches, Inglewood. Comment
  CAS-BOT-BC161404  Bromus tectorum L. R. Abrams 1927-4-30 11744 Los Angeles Antelope Valley between Neenach and Fairmont. Comment
  SBBG22686  Bromus tectorum M. S. Walters 1950-1 Los Angeles Ridge Route (US Hwy 99) Comment
  UCR190028  Bromus tectorum R. G. Swinney 1998-6-16 6985 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  UCR280761  Bromus tectorum R. G. Swinney 2014-4-30 16306 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
  UC2029944  Calandrinia breweri Valerie Soza, LeRoy Gross 2001-4-24 1173 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire Area, above Santa Anita Canyon, ca. 0.5mile WNW of the Santa Anita Dam. Comment
  CATA3017  Calandrinia menziesii Amy Catalano 2016-2-26 023 Los Angeles Santa Catalina Island: Above northwestern end of Empire Quarry 148 Comment
  SBBG112784  Calandrinia menziesii S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 535 Los Angeles just E of Haypress Reservoir on S side of main rd 402 Comment
  RSA685137  Calendula officinalis A. C. Sanders 2003-5-26 26833 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
  UC126  Calocedrus decurrens J. H. Barber 1897-6-30 230 Los Angeles Pierson's Mine Comment
  POM982  Calocedrus decurrens D. L. Crawford 1915-7-1 s.n. Los Angeles Mts. Above Claremont. 2134 Comment
  RSA37242  Calochortus albus N. C. Cooper 1948-5-1 2227 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA68668  Calochortus albus Frank W. Peirson 1923-5-21 8605 Los Angeles Fish Canyon, San Gabriel Mountains. 610 Comment
  SBBG32094  Calochortus catalinae R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -178 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  RSA17063  Calochortus invenustus Carl B. Wolf 1936-5-27 7854 Los Angeles Aliso Canyon to Buckhorn Flats Road, 3.6 mi. above Tie Camp Summit (1st summit) 1889 Comment
  SBBG57691  Calochortus kennedyi R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk 1066 Comment
  UC3467  Calochortus palmeri J. Burtt Davy May 9 1896-May 24 1896 2608 Los Angeles Leonis Valley Antelope Valley Comment
  SBBG57747  Calochortus plummerae D. I. Cooke 1938-7-9 86 Los Angeles Topanga Cyn Comment
  SD125881  Calochortus splendens Lyman Benson 1945-5-11 12083 Los Angeles Midway between Pomona and Brea, in the Puente Hills. Pacific Slope Drainage. 274 Comment
  LA211065  Calodendrum capense Arthur C. Gibson; Tarja Sagar, Tony Valois 2010-2-18 5268 Los Angeles SANTA MONICA MOUNTAINS, Lower Siena Way, Malibu. Comment
  UC63095  Calycoseris parryi W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 Los Angeles Palomar 1524 Comment
  SD143947  Calystegia macrostegia Scott D. White 1997-3-12 4763 Los Angeles Santa Monica Mountains, northwest of Zuma Beach. 299 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
  CAS-BOT-BC215756  Calystegia macrostegia subsp. intermedia Alice Eastwood 1919-5-29 8934 Los Angeles San Gabriel Canyon Comment
  POM66004  Calystegia macrostegia subsp. intermedia L. R. Abrams 1903-3-8 3106 Los Angeles Hills near Inglewood Comment
  RSA394911  Calystegia macrostegia subsp. intermedia N. C. Cooper 1945-5-1 2205 Los Angeles Tapia Park, Santa Monica Mtns 610 Comment
  RSA579681  Calystegia macrostegia subsp. intermedia J. Mallory, I. Anderson 1995-5-4 6456 -1 Los Angeles On old road leading into former gravel pit, just west on the Miller Brewery, south of the 210 Freeway, Irwindale. Comment
  RSA640248  Calystegia macrostegia subsp. intermedia R. F. Thorne, C. W. Tilforth 1971-4-9 41553 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  RSA615459  Calystegia occidentalis subsp. fulcrata L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport. 1402 Comment
  SD197829  Camissonia A. C. Sanders 1988-2-18 7688 Los Angeles El Segundo Dunes, west of Los Angeles Internatinal Airport, between Pershing Drive and Vista Del Mar Boulevard. 4 Comment
  RSA652358  Camissonia bistorta D. Bartholomew s.n. Los Angeles [County: L.A. / San Bernardino]Off Bonnie Cove N. of Arrow Hwy. Comment
  IRVC29099  Camissonia boothii A. C. Sanders 2003-6-20 26994 Los Angeles "Off-haul Canyon" between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  LA46866  Camissonia boothii subsp. decorticans A. M. Johnson; 1928-2-16 2800 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA449208  Camissonia claviformis subsp. claviformis Anstruther Davidson 1930-1 s.n. Los Angeles Lancaster Comment
  RSA561579  Camissonia confusa Steve Boyd, Orlando Mistretta 1993-5-18 8149 Los Angeles Upper Sombrero Canyon, just below western end of Sombrero Rd. (3N64) 792 Comment
  UCR206259  Camissonia confusa R. G. Swinney 2008-6-10 8993 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  UCR187023  Camissonia graciliflora A. C. Sanders 2006-4-25 32158 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
  POM128778  Camissonia hirtella Thomas Craig, Simonds 1927-4-30 225 Los Angeles 2 miles above mouth of Evey Canyon, San Gabriel Mts. Comment
  RSA449015  Camissonia intermedia Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  RSA762057  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2008-5-16 3103 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  UC153903  Camissonia lewisii LeRoy Abrams 1903-4-8 3232 Los Angeles R. R. embankment, Inglewood. Comment
  RSA580462  Camissonia strigulosa Tim S. Ross, Steve D. Boyd 1994-5-11 7795 Los Angeles Atmore Meadows: between Liebre and Sawmill Mountains; streams draining southward to the North Fork of Fish Canyon. (sections not demarcated). 1317 Comment
  POM184708  Camissonia strigulosa Joseph A. Ewan 1932-5-16 7271 Los Angeles Wet sand along stream bank, Tujunga Creek at Barley Flats Trail Crossing, San Gabriel Mts. 1233 Comment
  SBBG60413  Camissoniopsis bistorta R. Hoffmann 1930-6-7 Los Angeles Elizabeth Lake Cyn Comment
  SD130302  Camissoniopsis hirtella J. Hirshberg, T. Glenn 1990-5-21 Los Angeles Angeles National Forest, near Agua Dulce. 1219 Comment
  JEPS51657  Canbya candida Frank W. Peirson 1921-5-19 2412 Los Angeles San Gabriel Mountains, Little Rock Creek, North Slope Cajon Pass North Slope Cajon Pass; San Gabriel Mountains, Little Rock Creek 1036 Comment
  RSA0065579  Caprifoliaceae A. E. Hersh 1950-7-9 s.n. Los Angeles Topanga Canyon about 2 miles from west end. 91 Comment
  SBBG18712  Capsella bursa-pastoris E. R. Blakley 1963-4-7 5538 Los Angeles Avalon Terrace on S side of Avalon Valley 30 Comment
  SFV6193  Cardamine californica R. M. Muran 1974-2-17 22 Los Angeles Santa Monica Mountains Near creek in Zuma Canyon. 396 Comment
  CAS-BOT-BC37903  Cardamine oligosperma Louis C. Wheeler 1934-3-23 2464 Los Angeles San Dimas Canyon. San Gabriel Mountains. 426 Comment
  CATA1481  Carduus pycnocephalus Mark L. Hoefs, Steven A. Junak 1996-4-30 2682 Los Angeles Santa Catalina Island: By road past Parson's Junction, toward west end, just before Starlight Beach 152 Comment
  RSA654324  Carduus tenuiflorus Benjamen Rangel 1992-5-6 777 -34 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. Comment
  RSA601839  Carex Steve Boyd 1996-4-25 8692 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
  RSA364586B  Carex alma Robin S. Collins 1973-4-30 253 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon, near light duty road which leads to beginning of pack trail. 610 Comment
  SEINET7549349 Image available Carex alma Scott D. White, Dave Bramlet 1998-8-11 7044 Los Angeles San Gabriel Mts. West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of jtn. Crystal Lk. access rd. to jtn. Hwy 2. USGS 7 1/2' Crystal Lake Quad. 1707 Comment
  RSA226189  Carex alma Gary D. Cromwell 1971-5-8 630 Los Angeles Mystic Canyon, 2 mi NE of Glendora 426 Comment
  RSA603208  Carex bolanderi L. C. Wheeler 1954-9-1 7083 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  SEINET3899175  Carex bolanderi Valerie Soza, Leroy Gross 2000-6-13 996 Los Angeles San Gabriel Mountains: Spring along Burkhart Trail (FS Trail 10W02), from Buckhorn Flat to Cooper Canyon, ca. 0.8 mile along trail from Buckhorn Flat trailhead.; 0 1844 Comment
  UCR138842  Carex jonesii L. C. Wheeler 1966-8-21 8823 Los Angeles San Gabriel Mtns., Dorr Canyon, NW slope of Mt. Burnham, Lodgepole Picnic Area, Angeles Crest Hwy 2317 Comment
  UCR99496  Carex pellita Steve Boyd, Lauren Raz 1997-5-28 9857 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Cyn, south of Liebre Mtn. 939 Comment
  POM14321  Carex phaeocephala Phillip A. Munz 1922-7-21 6118 Los Angeles Mt. San Antonio 2988 Comment
  CAS-BOT-BC118404  Carex praegracilis Fay A. Mac Fadden 1934-3-20 12525 Los Angeles Culver City Marshland. Comment
  UCR239942  Carex spissa R. G. Swinney 2009-11-16 11631 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  CAS-BOT-BC116604  Carex subfusca Victor Duran 1933-7-21 3524 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  UCD96847  Carpobrotus edulis Kenneth A. Wilson 1961-3-12 1002 Los Angeles Zuma Beach. Comment
  CDA6926  Carthamus creticus A. C. Sanders 2005-5-5 29884 Los Angeles Western San Gabriel / Liebre Mtns. Region; Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool. Comment
  POM8099  Castilleja affinis Fordyce Griffiths Jr. 1917-3-31 s.n. Los Angeles Santa Susana Mts, near Newhall Pass Comment
  RSA425907  Castilleja affinis M. Bisbee 1917-5-20 s.n. Los Angeles Hills and vallies, w. Eagle Rock Comment
  RSA425910  Castilleja affinis M. V. Hood 1945-5-1 2217 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  UCSB45210  Castilleja affinis subsp. affinis Batson, J. 1979-3-10 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  RSA764941  Castilleja applegatei Doris Bowers 1954-3-20 s.n. Los Angeles Arroyo Seco Comment
  OBI9639  Castilleja applegatei subsp. martinii Wesley O. Griesel 1961-6-1 s.n. Los Angeles State Hwy 2 near Camp Valcrest San Gabriel Mts 1829 Comment
  RSA295242  Castilleja applegatei subsp. martinii George H. Lewis 1975-6-29 s.n. Los Angeles Hall Beckley Canyon, ca. 1-1/4 miles north of Foothill Blvd. on Palm Drive, La Canada. Comment
  JEPS19356  Castilleja foliolosa Marcus E. Jones, A. M. 1882-2-25 2827 Los Angeles Pasadena Comment
  RSA0012416  Castilleja foliolosa Orlando Mistretta, Christine Mistretta 2011-6-16 5698 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 0.5 air miles N of Aliso Canyon Rd. 1141 Comment
  RSA400564  Castilleja foliolosa Christopher Davidson 1973-4-6 1857 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  RSA670420  Castilleja foliolosa Bonnie C. Templeton 1929-05 4470 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  SFV7335  Castilleja foliolosa T. Gordon, M. H. Grayum 1975-3-21 851 Los Angeles Santa Monica Mountains Along Mulholland Highway about 5 miles west of Malibu Canyon Road. 305 Comment
  UCR180577  Castilleja foliolosa Scott D. White, Pam Devries 2006-5-10 11449 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  SBBG41337  Castilleja foliolosa M. R. Benedict 1970-6-27 Los Angeles half-way between airport and jct of Cape Cyn Rd Comment
  RSA585938  Castilleja gleasoni Tim S. Ross, S. D. Boyd 1990-5-23 2641 Los Angeles Mt. Gleason Area: North-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody canyon 1250 Comment
  RSA448734  Castilleja miniata subsp. miniata Bonnie C. Templeton 1932-7-20 5009 Los Angeles Big Pines Park. 2092 Comment
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Jan 31 2008
  UCR273544  Caulanthus amplexicaulis R. G. Swinney 2011-6-22 15263 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 1790 Comment
  RSA792237  Caulanthus cooperi Doris Hoover Bowers 1957-4-25 805 Los Angeles Mohave Desert N/o Big Pines 1220 Comment
  UCR193699  Caulanthus lasiophyllus R. G. Swinney 1999-4-5 7045 Los Angeles San Gabriel Mtns./Mojave Desert, lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  UCR222987  Caulanthus lasiophyllus R. G. Swinney 2009-5-5 10643 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UCR190940  Ceanothus cordulatus R. G. Swinney, Cody Clarke 2001-6-20 8000 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  RSA580973  Ceanothus crassifolius Catherine A. Mish 1995-3-9 22 Los Angeles Santa Monica Mts., Hollywood Reservoir. 250 Comment
  UC1184968  Ceanothus crassifolius Huron H. Smith 1912-4-30 4875 Los Angeles Mt. Wilson 975 Comment
  UC1211128  Ceanothus crassifolius Huron H. Smith 1912-4-30 4875 Los Angeles Mt. Wilson 975 Comment
  UCR186896  Ceanothus cuneatus A. C. Sanders 2006-4-14 32050 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
  SBBG125877  Ceanothus cuneatus var. cuneatus A. Parikh, N. Gale 2010-6-7 3262 Los Angeles Sierra Pelona, 5.2 km W of State Hwy 14, 1.3 km SW of California Aqueduct; E Liebre Mtns 997 Comment
  SD42010  Ceanothus greggii var. vestitus D. F. Howe 1947-5-6 Los Angeles North face of San Gabriel Mts Comment
  POM2769  Ceanothus integerrimus D. L. Crawford 1915-6-30 s.n. Los Angeles Bear Flats, mountains above Claremont 2134 Comment
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Jan 20 2011
  LA212338  Ceanothus leucodermis Lee Haines; 1935-7-9 s.n. Los Angeles SAN GABRIEL MOUNTAINS, Fern Canyon. Comment
  RSA399108  Ceanothus megacarpus Ora M. Clark 1929-2-3 1497 Los Angeles Topanga Canyon. Comment
  UCR3984  Ceanothus megacarpus Art Whistler 1965-3-27 s.n. Los Angeles Transverse Range; Santa Susana Mtns., fire road through a canyon about 0.5 mi west of Chatsworth Reservoir in Chatsworth 274 Comment
  RSA399714  Ceanothus megacarpus var. insularis Reid V. Moran 1941-3-5 679 Los Angeles Salta Verde, Santa Catalina Island. 350 Comment
  CAS-BOT-BC50453  Ceanothus oliganthus A. Davidson M. D. 1891-1-1 s.n. Los Angeles Near Los Angeles Comment
  CAS-BOT-BC50480  Ceanothus oliganthus Carl B. Wolf 1941-8-2 11134 Los Angeles Liebre Mts., Ridge Route Rd. 2.7 mi. S. Frenchman Flats Forest Service Camp 822 Comment
  RSA656269  Ceanothus oliganthus Bill McKinley 1976-4-18 5 Los Angeles Verdugo Mountains: 10 yards west of intersection of Fire Roads 890 yards up Beaudry Fire Road west of Beaudry Blvd., vicinity Oakmont Country Club, Glendale. 402 Comment
  RSA399734  Ceanothus oliganthus var. oliganthus L. E. Hoffman 1932-1-1 16278 Los Angeles Pacoima Canyon, upper canyon. Comment
  CAS-BOT-BC126850  Ceanothus pauciflorus Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of North Fork of Pacoima Canyon 1310 Comment
  CAS-BOT-BC63301  Ceanothus spinosus Le Roy Abrams 1901-4-3 1252 Los Angeles Santa Monica Mts. 243 Comment
  CAS-BOT-BC63343  Ceanothus spinosus Geo. B. Grant 1901-4-21 s.n. Los Angeles Griffith Park. Comment
  UCR138906  Cenchrus incertus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mtns, Mountain Brook Ranch 1159 Comment
  SEINET3146185  Centaurea melitensis G. B. Grant 153 Los Angeles Pasadena Comment
  UCR157905  Centaurea melitensis Robert J. Steers 2005-5-8 10 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  POM351503  Centaurea melitensis Robert Gustafson 1980-7-9 1800 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA724517  Centaurium venustum K. Dobry 1992-10-25 d- 1081 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA0088890  Centranthus ruber Steven A. Junak, Mark L. Hoefs, Keri Kirkland, Lisa Stratton 1998-6-11 SCa- 709 Los Angeles Santa Catalina Island. NE side of island, at mouth of small canyon just SE of Frog Rock. 3 Comment
  RSA605825  Centranthus ruber Louis C. Wheeler 1966-10-27 9091 Los Angeles N-facing cliff 200 yards inside mouth of San Gabriel Canyon. Comment
  RSA747411  Centrostegia thurberi R. G. Swinney 2008-6-9 8962 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  SD108967  Centrostegia thurberi James Henrickson 1973-5-12 9606 Los Angeles 6 (air) miles SE of Pearblossom, 4.6 (rd) miles S of Llano in lower portion of Bob's Gap along 165 St. 1234 Comment
  RSA710804  Centrostegia thurberi LeRoy Gross 2005-5-3 2246 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
  RSA250621  Cerastium glomeratum R. F. Thorne 1971-3-31 41440 Los Angeles Johnson s Pastures, N of Mountain Ave., Claremont. 549 Comment
  POM148447  Cercocarpus betuloides var. betuloides J. B. Feudge 1924-6-10 838 Los Angeles Swartout Valley, San Gabriel Mts. 1753 Comment
  SD85172  Cercocarpus betuloides var. betuloides E. R. Blakley 1963-4-7 5534 Los Angeles Santa Catalina Island. Fransworth Spring, Island Road northwest of Avalon. 366 Comment
  LA88758  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 32 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, Renton Mine Rd 304 Comment
  CAS-BOT-BC279519  Chaenactis artemisiifolia M. E. Jones 1902-6-20 s.n. Los Angeles Mt. Lowe, Pasadena Comment
  CAS-BOT-BC279530  Chaenactis artemisiifolia Geo. B. Grant 1904-6-15 166 Los Angeles Pasadena Comment
  UCR271847  Chaenactis artemisiifolia R. G. Swinney 2011-5-31 14900 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
  UC894407  Chaenactis artemisiifolia Louis C. Wheeler 1932-6-12 822 Los Angeles w slope San Dimas Canyon San Gabriel Mountains 548 Comment
  UCR186978  Chaenactis glabriuscula A. C. Sanders 2006-4-10 31987 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
  SBBG65564  Chaenactis glabriuscula var. glabriuscula M. N. Ackley -Jun-1926 279 Los Angeles Montrose 365 Comment
  UCR273374  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-6-22 15266 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 1790 Comment
  CAS-BOT-BC277524  Chaenactis glabriuscula var. lanosa Alice Eastwood; John Thomas Howell 1937-4-26 3941 Los Angeles Near Saugus Comment
  POM6070  Chaenactis glabriuscula var. lanosa Manila Seaver s.n. Los Angeles Indian Hill Comment
  RSA639829  Chaenactis stevioides R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54998 Los Angeles San Gabriel Mts: Grassy slopes above Little Rock Creek below dams 976 Comment
  UC63160  Chaenactis stevioides H. M. Hall 1902-4-1 3033 Los Angeles near Palmdale; Antelope Valley Comment
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Dec 21 2006
  RSA596023  Chamaesyce albomarginata T. S. Ross, J. Mark Porter 1995-5-4 8436 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA617475  Chamaesyce albomarginata Scott D. White, Pam De Vries 1998-6-23 6770 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  RSA613599  Chamaesyce albomarginata L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Just west of Bluebird Truck Trail. 472 Comment
  RSA638182  Chamaesyce melanadenia L. C. Wheeler 1969-3-9 s.n. Los Angeles San Gabriel Mountains: Ridge between mouth of Big & Little Dalton Canyon. 350 Comment
  RSA432402  Chamaesyce melanadenia Evelyn Dorio 1934-3-18 s.n. Los Angeles Mt. Wilson Trail. Comment
  RSA599348  Chamaesyce melanadenia L. C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  RSA600569  Chamaesyce polycarpa var. polycarpa L. C. Wheeler 1961-2-28 7802 Los Angeles Santa Monica Mountains. Griffith Park, Ferndell. Comment
  RSA704707  Chamaesyce serpens Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2087 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  RSA607506  Chamaesyce serpens L. C. Wheeler 1973-6-14 s.n. Los Angeles California State University, Long Beach. Comment
  RSA609984  Chamaesyce serpens L. C. Wheeler 1970-7-7 s.n. Los Angeles Los Angeles: UCLA Campus, south of Slichter Hall. Comment
  RSA734744  Chamaesyce serpillifolia L. C. Wheeler 1945-9-20 6151 Los Angeles San Gabriel Mountains. Kinneloa Canyon (Sycamore Canyon). 335 Comment
  SEINET10470300  Cheilanthes fendleri Jason R. Grant, W. Wheeler 1904-5-17 Grant UMO 32272 Los Angeles Collected at Mt. Wilson, southern California. In crevices of rocks. 1524 Comment
  RSA535736  Cheilanthes newberryi T. S. Ross 1991-5-23 5485 Los Angeles San Clemente Island. Mouth of Tota Canyon, middle of island, eastern escarpment. 3 Comment
  RSA423275  Chenopodium album Glenn A. Gorelick 1966-4-3 s.n. Los Angeles Back of a store on Pico Blvd. and Bedford St., Los Angeles. Comment
  RSA802335  Chenopodium botrys Orlando Mistretta, Christine Mistretta 2011-7-6 5918 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  RSA478494  Chenopodium californicum F. R. Fosberg 1931-4-15 S 4621 Los Angeles Santa Catalina Island. Eagle s Nest, Middle Ranch Canyon. 180 Comment
  RSA799915  Chenopodium californicum Justin M. Wood 2009-3-20 376 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  POM12232  Chenopodium californicum F. L. Robinson 1921-3-20 18 Los Angeles Claremont. Comment
  RSA64807  Chenopodium californicum F. W. Peirson 1919-5-26 348 Los Angeles New York Ave. in the Rubio Wash, Altadena. Comment
  RSA729382  Chenopodium fremontii R. G. Swinney 1998-7-14 6457 Los Angeles north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat. 1890 Comment
  UCR210098  Chenopodium fremontii R. G. Swinney 2008-8-13 9373 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  CLARK-A1528-2567  Chenopodium multifidum John C. Roos 1937-7-19 1159 Los Angeles Pasadena Comment
  UC557816  Chenopodium murale Nell Murbarger April, 1936 152 Los Angeles mesa top near old sheep corrals; San Clemente Island Comment
  SBBG98705  Chenopodium murale T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5306 Los Angeles ridge between the two forks of Near-Death Cyn (draining to Mosquito Cove), ca. 1000 ft NNE of Rest (1336') marker 396 Comment
  UC1234788  Chenopodium strictum var. glaucophyllum Peter H. Raven 1961-10-15 17846 Los Angeles Atherton Street San Gabriel River, Long Beach 1 Comment
  RSA670803  Chlorogalum pomeridianum var. pomeridianum Joseph M. Keefe 2001-3-13 31086 Los Angeles East side of Tipton Terrace, 0.2 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042 256 Comment
  SEINET10767859  Chorispora tenella Andrew C. Sanders 2010-3-30 Sanders 37708 Los Angeles Mojave Desert: Antelope Valley, east of Lancaster and south of Redman, 90th St. East 0.35 mi. north of Ave. H (Alpine Butte 7.5' Q.). 727 Comment
  UCR230245  Chorizanthe coriacea Dan S. Cooper 2011-4-26 411- 9 A Los Angeles Los Angeles Basin/San Gabriel Mtns. Foothills, Sunland, Big Tujunga Wash, between 210 Fwy and Foothill Blvd. 358 Comment
  SBBG62231  Chorizanthe parryi var. fernandina R. Hoffmann 1928-7-9 Los Angeles Elizabeth Lake Comment
  UCR126776  Chorizanthe parryi var. fernandina Mark A. Elvin, Vipul Joshi, Tricia Wotipka 2003-6-11 2940 Los Angeles N end of Santa Susana Mtns., Newhall Ranch, ridge c. 900 m SW of 'Airport Mesa 366 Comment
  RSA711441  Chorizanthe spinosa LeRoy Gross 2005-5-19 2306 Los Angeles South of Ave A (Kern County boundary) east of the 14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A., Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  CAS-BOT-BC244814  Chorizanthe staticoides Alice Eastwood 1928-6-15 15379 Los Angeles Claremont Comment
  RSA653907  Chorizanthe staticoides Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 810 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 595 Comment
  SBBG121874  Chorizanthe staticoides A. Parikh, N. Gale 2005-6-15 776 Los Angeles Portal Ridge, 1 km NNW of intersection of N2/Johnson Rd, 1.4 km E of intersection of N2/Munz Ranch Rd 1080 Comment
  SD186291  Chorizanthe staticoides Andy C. Sanders 2005-5-5 29872 Los Angeles Western San Gabriel Mtns, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint 518 Comment
  UCR190452  Chorizanthe staticoides R. G. Swinney 2000-5-6 7667 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  SBBG62289  Chorizanthe xanti var. xanti R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  UCR162057  Chrysanthemum coronarium Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  RSA631106  Chrysothamnus nauseosus subsp. mohavensis R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton spreading grounds. 305 Comment
  POM294149  Cirsium occidentale var. californicum Lyman Benson 1945-6-5 11772 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA0070679  Cirsium occidentale var. californicum Timothy S. Ross, Peter W. Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3716 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  RSA0070680  Cirsium occidentale var. californicum Gary D. Cromwell, David W. Wheat 1971-4-30 608 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi NE of Glendora. 457 Comment
  SBBG32025  Cirsium occidentale var. coulteri R. N. Philbrick, R. F. Thorne 1967-5-20 B 67 -312 Los Angeles bottom of Descanso Cyn 91 Comment
  LA200184  Cirsium occidentale var. occidentale Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  CAS-BOT-BC292693  Cirsium occidentale var. venustum Le Roy Abrams; E. A. McGregor 1908-6-20 411 Los Angeles Elizabeth Lake, Liebre Mountains 1219 Comment
  CDA1603  Cirsium undulatum George Garrettson 1945-6-25 s.n.-(B) Los Angeles Puente; Sentous Ranch. 0 Comment
  CAS-BOT-BC286517  Cirsium undulatum 1945-6-25 s.n. Los Angeles Near Puente Comment
  CAS-BOT-BC438753  Cistanthe monandra Le Roy Abrams 1899-3-1 261 Los Angeles Ballona Harbor Comment
  RSA584951  Cistanthe monandra Timothy S. Ross, Steve Boyd 1991-4-25 4586 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fk of the San Gabriel River). 731 Comment
  SFV17370  Cistus incanus J. N. Hogue, D. L. Bishop 1998-5-28 110 .5 Los Angeles San Gabriel Mountains Arroyo Seco near Switzer's Picnic Area. 976 Comment
  UCD116508  Cistus ladanifer Daryl Koutnik 1978-5-10 468 Los Angeles End of Corral Canyon Road, Santa Monica Mountains. 731 Comment
  SFV6222  Clarkia cylindrica R. M. Muran 1974-5-11 86 Los Angeles Santa Monica Mountains Across the road from Seminole Hot Springs of the Mulholland Highway. 275 Comment
  UCD104475  Clarkia cylindrica Daryl Koutnik 1978-6-3 511 Los Angeles Mulholland Highway, east of Old Topanga Canyon and across from Calabasas High School. 304 Comment
  RSA108181  Clarkia cylindrica Harlan Lewis, M. Lewis 1947-5-7 212 Los Angeles Decker Road, 0.4 mile north of junction with Latigo Canyon Road, Santa Monica Mountains. Comment
  RSA756158  Clarkia dudleyana R. G. Swinney 2008-7-13 9187 Los Angeles San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin. 762 Comment
  LA210318  Clarkia purpurea subsp. quadrivulnera Harlan Lewis; Margaret Lewis 1946-7-14 28 Los Angeles Santa Monica Mountains, Sepulveda Blvd., 0.7 mi N of N Sepulveda Way 396 Comment
  RSA0113300  Clarkia purpurea subsp. quadrivulnera Lyman Benson 1945-5-11 11709 Los Angeles Canyon below Johnson's Pasture, Claremont. Mt. Range: San Gabriel. 548 Comment
  RSA659472  Clarkia unguiculata J. C. Roos 1947-5-17 3626 Los Angeles Placerita Canyon east of Newhall. Comment
  UCR191315  Claytonia perfoliata R. G. Swinney 1998-7-2 6261 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 0.8 mi. NE of junction of roads 4N21B, 4N21A, and 4N21 2110 Comment
  RSA654268  Claytonia perfoliata Monica Acosta 1998-5-26 33 Los Angeles Parking lot J at California State Polytechnic University(Cal Poly Pomona) 226 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
  SD38109  Claytonia perfoliata subsp. mexicana H. M. Ritter 1931-3-1 1012 Los Angeles Near Pasadena, low field Comment
  SBBG119294  Claytonia perfoliata subsp. perfoliata V. Soza with K. Hughes 1999-6-17 532 Los Angeles Chantry Flat, off USFS rd 2N41, W of water tank 701 Comment
  RSA128230  Clematis lasiantha Peter H. Raven, Henry J. Thompson 1959-10-31 s.n. Los Angeles Mandeville Canyon 2.7 miles north of Sunset Boulevard. 259 Comment
  RSA226131  Clematis lasiantha Robert F. Thorne, C. W. Tilforth 1971-6-17 39931 Los Angeles 7 miles up Little Tujunga Canyon Road from Little Tujunga station. San Gabriel Mountains, Angeles National Forest 671 Comment
  SEINET13203269 Image available Clematis ligusticifolia R. G. Swinney 2010-1 13819 Los Angeles San Gabriel Mountains: c. 0.6 mles west of Falling Springs aling Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek (Crystal Lake 7.5' Q.) (T3N R9W) 1244 Comment
  RSA317008  Cleome isomeris T. S. Elias, W. Wisura 1984-7-27 8528 Los Angeles North of Malibu; Point Dume. Comment
  RSA440786  Cleome isomeris Amelia Eatherton 1930-05 s.n. Los Angeles Griffith Park. Comment
  JEPS13373  Collinsia heterophylla Peter Kamb Ray 1947-5-25 532 Los Angeles near Sunset Ridge Guard Station (Millard Canyon); San Gabriel Mtns, Millard Canyon 670 Comment
  RSA0086833  Collinsia heterophylla R. G. Swinney 2011-5-3 14556 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  RSA727275  Collinsia heterophylla R. G. Swinney 1998-5-25 6150 Los Angeles San Gabriel Valley; Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
  RSA802451  Collinsia heterophylla Orlando Mistretta, Christine Mistretta 2011-7-13 5930 Los Angeles Big Tujunga Cyn. Along Angeles Forest Hwy, 1.0 miles W of junction With Big Tujunga Cyn Road. 793 Comment
  UCD123596  Collinsia heterophylla Daryl Koutnik 1978-4-28 433 Los Angeles Fireroad north of Mulholland Highway and northwest of Saddle Rock. 609 Comment
  UCD123599  Collinsia heterophylla Daryl Koutnik 1978-4-28 437 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
Read comments
Oct 1 2018
  SBBG27282  Collinsia heterophylla I. W. Clokey with E. G. Anderson 1935-5-9 Los Angeles Pomona Hills Comment
  RSA0117323  Collinsia parryi Steve D. Boyd, Lauren Raz 1997-3-25 9277 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA0117337  Collinsia parryi Anstruther Davidson s.n. Los Angeles San Gabriel Mountains. Comment
  RSA0117385  Collinsia parryi F. W. Peirson 1920-5-28 4491 Los Angeles San Antonio Canyon, San Gabriel Mountains. 1524 Comment
  RSA420323  Collinsia parviflora Anstruther Davidson 1923-5-1 s.n. Los Angeles San Gabriel Moutains. Comment
  RSA549528  Collinsia torreyi var. wrightii Tim S. Ross, Steve D. Boyd 1990-6-18 3462 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  CAS-BOT-BC200999  Colutea arborescens Robert F. Thorne; C. W. Tilforth 1971-6-17 39919 Los Angeles At Bear Divide Station. San Gabriel Mts., Angeles National Forest 822 Comment
  UCR219439  Colutea arborescens R. G. Swinney 2009-3-28 10178 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  POM187889  Comarostaphylis diversifolia subsp. planifolia Katherine Kneen 1933-4-12 s.n. Los Angeles Santa Monica Mountains: Topango [Topanga] Canyon Comment
  UCR48955  Commelina benghalensis A. C. Sanders 1987-9-28 7398 Los Angeles El Segundo Dunes west of Los Angeles International Airport and Pershing Drive 38 Comment
  RSA470548  Conium maculatum E. S. Spalding 1924-5-24 s.n. Los Angeles Los Angeles. Comment
  RSA573453  Conium maculatum T. S. Ross 1992-6-15 6559 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upper end of Turnbull Canyon. 294 Comment
  RSA71126  Convolvulus arvensis F. W. Peirson 890 Los Angeles New York Ave, Altadena. Comment
  UCR131425  Conyza bonariensis Alison Lipman 1998-6-1 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA157805  Conyza bonariensis Peter H. Raven 1962-5-8 17616 Los Angeles Barracks area with Malva, Wilson Cove, San Clemente Island 76 Comment
  CAS-BOT-BC286121  Conyza canadensis L. Street; G. Williams 1919-5-10 2707 Los Angeles San Gabriel River Bed, near Bassett Comment
  UCR152462  Conyza canadensis A. C. Sanders, Lee Jones 2005-4-8 29342 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CAS-BOT-BC286122  Conyza canadensis J. H. Thomas 1956-9-29 6457 Los Angeles Pasadena Comment
  IRVC27425  Conyza coulteri A. C. Sanders, Mark A. Elvin 2002-8-28 25602 Los Angeles Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park NE end of Santa Susana Mtns. 360 Comment
  UC219138  Cordylanthus rigidus subsp. setiger I. M. Johnston 1917-8-23 1675 Los Angeles Prairie Flat of San Gabriel River San Antonio Mountains 1371 Comment
  UCD123099  Cordylanthus rigidus subsp. setiger R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon Desert. Comment
  POM355973  Coreopsis bigelovii Robert Gustafson 1978-6-1 969 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, area paralleling upper Freeman Canyon, ca 1 mile S of Gorman. 1280 Comment
  RSA599578  Coreopsis bigelovii Steve Boyd, Lauren Raz 1997-3-25 9305 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
  RSA710538  Coreopsis bigelovii LeRoy Gross 2005-5-3 2204 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
  CAS-BOT-BC287926  Coreopsis californica Geo. B. Grant 1903-3-21 s.n. Los Angeles Garvanza Comment
  POM356017  Coreopsis calliopsidea P. A. Munz 1931-3-28 2574 Los Angeles Near Palmdale. Comment
  CAS-BOT-BC101021  Coreopsis gigantea Geo. B. Grant s.n. Los Angeles Catalina Comment
  CAS-BOT-BC101022  Coreopsis gigantea Carl B. Wolf 1932-5-14 3631 Los Angeles cliff between Avalon and Pebbly Beach, Santa Catalina Island 30 Comment
  PASA1815  Corethrogyne filaginifolia Frank W. Peirson 1919-10-26 Los Angeles Foot of Rubio Canyon, Altadena 548 Comment
  RSA455879  Corethrogyne filaginifolia M. Bisbee 1917-9-15 s.n. Los Angeles Hills north of Eagle Rock Comment
  SFV5523  Corethrogyne filaginifolia W. A. Kelley Sep 1968 s. n. Los Angeles Santa Monica Mountains Studio City, near Laurel Canyon. Comment
  UCD130835  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 S 5375 Los Angeles Middle Ranch Canyon at the mouth of Cape Canyon, Santa Catalina Island. 200 Comment
  RSA589099  Corethrogyne filaginifolia var. filaginifolia Orlando Mistretta 1994-9-13 1458 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  RSA0001075  Corethrogyne filaginifolia var. peirsonii P. A. Munz 1923-10-7 7785 Los Angeles Newhall. Comment
  RSA628351  Cortaderia jubata Steve Boyd 1998-10-6 10294 Los Angeles Liebre Mountians: Pine Canyon, west of junction with Lake Hughes Road. 1158 Comment
  CATA3562  Cortaderia selloana Niall Ogburn, Benjamin J. Dion, Kristy Lanz 2018-5-22 001 Los Angeles Santa Catalina Island: Channel side; in drainage in Parsons watershed, approximately 90m south of West End Rd 77 Comment
  SEINET11858295  Cotula australis S. A. Thompson 1999-3-28 15389 Los Angeles Beverly Hills Comment
  CATA1555  Crassula connata Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2812 Los Angeles Santa Catalina Island: Hillside of upper Cape Canyon 451 Comment
  UCR126231  Crassula connata A. C. Sanders 2003-3-14 25758 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
  RSA533916  Crassula connata var. erectoides Tim Ross, Mike Hammitt, Orlando Mistretta 1991-5-18 5154 Los Angeles San Clemente Island; 950 ft WNW of Stone at the beginning of the Stone Canyon drainage. 442 Comment
  RSA600446  Crassula tillaea L. C. Wheeler 1968-3-15 s.n. Los Angeles San Gabriel Mountains: Bichota Mesa, North Fork San Gabriel River. 945 Comment
  CAS-BOT-BC291517  Crepis intermedia Le Roy Abrams 1902-7-12 2618 Los Angeles Coldwater Canyon Comment
  NY268579  Crossosoma californicum Anonymous 04 1894 s.n. Los Angeles Catalina. Comment
  RSA70560  Croton californicus F. W. Peirson 1918-10-17 276 Los Angeles foot of Pacoima Canyon 457 Comment
  HSC81267  Croton setiger Samuel R. Tyson 1943-7-7 Los Angeles San Dimas Canyon 457 Comment
  UCR206443  Cryptantha R. G. Swinney 2008-6-10 9006 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
Read comments
Feb 19 2020
  UCR223023  Cryptantha barbigera R. G. Swinney 2009-4-29 10620 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  UCR276809  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. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SBBG14698  Cryptantha circumscissa H. and M. Dearing 1935-4-13 Los Angeles Bouquet Cyn, near Palmdale Comment
  UCR229152  Cryptantha circumscissa Dan S. Cooper 2011-5-5 511- 56 B Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  UCR280905  Cryptantha circumscissa R. G. Swinney 2014-4-23 16159 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-BC189524  Cryptantha circumscissa var. circumscissa Alice Eastwood 1919-6-20 9016 Los Angeles Mount WIlson Comment
  LA31585  Cryptantha clevelandii Henry J. Thompson; 1959-5-31 2050 Los Angeles Santa Monica Mountains, Decker Road 0.7 mi. S of Ventura-Los Angeles county line 426 Comment
  CATA699  Cryptantha intermedia Mark L. Hoefs 1991-5-3 1194 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  SBBG63749  Cryptantha intermedia M. N. Ackley -Mar-1927 35 Los Angeles Baldwin Hills 76 Comment
  UC1587717  Cryptantha intermedia Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-19 5263 Los Angeles 1800 ft se Malo Knoll (w fork of Near-Death Canyon, draining to Mosquito Cove, drainage beginning 800 ft n of rest marker); San Clemente Island, Near-Death Canyon, Mosquito Cove 384 Comment
  UC56221  Cryptantha intermedia H. M. Hall Apr 1903 3779 Los Angeles Playa del Rey Comment
  UCR177161  Cryptantha intermedia LeRoy Gross 2001-5-6 382 Los Angeles Los Angeles Basin; Verdugo Mountains, Sun Valley, along trail that comes up from Morning Glow Way off of La Tuna Canyon Road 378 Comment
  UCR199935  Cryptantha intermedia Scott D. White, Justin Wood 2008-5-6 11934 B Los Angeles Puente / Chino Hills, Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor, Firestone Boy Scout Reservation, SE corner of county 37 Comment
  RSA251524  Cryptantha intermedia R. F. Thorne 1973-4-11 42782 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  RSA526158  Cryptantha intermedia Steve Boyd, Tim Ross 1990-4-6 4152 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA527670  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4290 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA561576  Cryptantha intermedia Steve Boyd, Orlando Mistretta 1993-5-17 8145 Los Angeles north of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Ridge on west side of Sombrero Canyon at the western edge of the forest 793 Comment
  RSA79568  Cryptantha intermedia F. W. Peirson 1919-2-12 320 Los Angeles Hills west of Arroyo Seco, near Pasadena 427 Comment
  RSA485303  Cryptantha micrantha Barbara Shervanick 1974-4-28 1241 Los Angeles Wash just west of Littlerock. 854 Comment
Read comments
Nov 1 2009
  LA31580  Cryptantha muricata Henry J. Thompson; 1959-5-24 sn Los Angeles Santa Monica Mountains, Saddle Peak 640 Comment
  LA36517  Cryptantha muricata Peter H. Raven; David S. Verity 1960-5-7 15320 Los Angeles Santa Monica Mountains, Arroyo Sequit, ca 2 mi. from ocean 91 Comment
  RSA595625  Cryptantha muricata L. C. Wheeler 1967-5-9 9380 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  UCR126887  Cryptantha muricata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26197 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR205231  Cryptantha muricata R. G. Swinney 2008-5-2 8727 A Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UC551847  Cryptantha muricata F. R. Fosberg 1932-6-8 10632 Los Angeles Head of Lone Pine Canyon San Gabriel Mts. 1875 Comment
  SDSU21030  Cryptantha muricata var. jonesii Ian Cain, Ryan Gilmore 2010-6-2 1488 Los Angeles Angeles National Forest, San Gabrial Mountains. Roughly 2.49km east of Mount Gleason summit 1730 Comment
  RSA0012418  Cryptantha muricata var. muricata Orlando Mistretta, Christine Mistretta 2011-6-16 5700 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 0.5 air miles N of Aliso Canyon Rd. 1141 Comment
  RSA0079273  Cryptantha muricata var. muricata Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall. 609 Comment
  RSA0079459  Cryptantha muricata var. muricata Orlando Mistretta 1994-5-13 1201 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon. 1067 Comment
  UCR110886  Cryptantha nevadensis A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22000 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
  UCR186944  Cryptantha nevadensis var. rigida A. C. Sanders 2006-4-10 31996 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
  RSA716351  Cryptantha nevadensis var. rigida Andrea Edwards, Pam De Vries 2006-5-15 103 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UCR178077  Cryptantha oxygona LeRoy Gross, B. Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 938 Los Angeles Transverse Ranges; San Gabriel Mountains, Pacifico Mountain Road (3N17) c. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff 1799 Comment
  UCR228574  Cryptantha oxygona Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-21 8045 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 800 m E of Red Rover Mine Rd, and 2.2 km N of I-14/Sierra Highway 1110 Comment
  UCR194277  Cryptantha pterocarya var. purpusii R. G. Swinney 1999-5-1 7091 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  SBBG63580  Cryptantha similis R. Hoffmann 1929-4-4 Los Angeles Palmdale Comment
  RSA729396  Cryptantha simulans R. G. Swinney 1998-7-21 6476 Los Angeles Upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 mi. SW of Fish Fork Trail and Pine Mt. Ridge. 2085 Comment
  UCR192836  Cryptantha simulans R. G. Swinney 1998-7-6 6282 Los Angeles San Gabriel Mtns., Mescal Canyon, 0.8 mile north of junction of Hwy 2 and Mescal Canyon Rd. 1732 Comment
  SEINET10625756  Cucumis melo Heidi H. Schmidt 1999-10-14 Schmidt 3844 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SEINET10625783  Cucurbita pepo Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2514 Los Angeles City of Pasadena. Farm Fresh Ranch Market, 475 E. Orange Grove Blvd. Comment
  POM3645  Cuscuta californica L. R. Abrams 1902-7-5 2654 Los Angeles Azusa. Comment
  UCR205887  Cuscuta californica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37089 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  POM264166  Cuscuta californica J. C. Roos 1937-9-2 644 Los Angeles Manhattan Beach. Comment
  RSA0102406  Cuscuta campestris Lyman Benson 1945-12-10 11973 Los Angeles Mouth of Dalton Canyons. Mt. Range: San Gabriel. 335 Comment
  RSA409728  Cuscuta ceanothi E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon Comment
  RSA703838  Cuscuta ceanothi A. C. Sanders, Mark Elvin 2002-6-20 25222 Los Angeles NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  RSA709769  Cuscuta ceanothi A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27144 Los Angeles Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters. 320 Comment
  UCD126355  Cuscuta subinclusa Scott D. White 1997-5-22 5201 Los Angeles San Gabriel Mountains: San Gabriel River Wash: Azusa; alluvial fan east and west of levee, between Foothill Blvd. crossing and San Gabriel Valley Gun Club. 182 Comment
  RSA732921  Cycladenia humilis R. G. Swinney 1999-8-9 7614 Los Angeles San Gabriel Mtns.: along Bear Canyon Trail c. 1 mi. south of West Baldy peak of San Antonio. 2756 Comment
  UCSB31625  Cycladenia humilis Griesel, Wesley 1962-6-27 Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  UCD169557  Cylindropuntia californica var. parkeri R. G. Swinney 2009-7-1 11297 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 300 m north of Puente Largo railway bridge, west side of channel. 184 Comment
  SBBG131625  Cyperus S. A. Junak 1999-9-10 SCa 1082 Los Angeles just S of Bulrush Cyn Trail, in upper reaches of cyn drainage 438 Comment
  SD252221  Cyperus Steven A. Junak 2000-6-29 Sca 1352 Los Angeles Santa Catalina Island. Just E of Middle Ranch Road, ca. 1.1 mile from intersection with Airport Road. 289 Comment
  SD252223  Cyperus Steven A. Junak 2000-7-1 Sca 1369 Los Angeles Santa Catalina Island. At NW side of reservoir. 328 Comment
  RSA0104981  Cyperus Steven A. Junak 1999-7-17 SCa- 1068 Los Angeles Santa Catalina Island. At W end of Rig Field, plant stop. 213 Comment
  CAS-BOT-BC114632  Cyperus eragrostis Peter H. Raven; Henry J. Thompson 1959-9-6 14407 Los Angeles In dry bed of Malibu Creek near its mouth. Santa Monica Mountains. 12 Comment
  LA105064  Cyperus eragrostis Barry A. Prigge; 1988-7-3 8205 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  UCR238468  Cyperus eragrostis Orlando Mistretta, Christine Mistretta 2008-5-5 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 11, Impact Area 19 per TRTP Survey 2008), in the vicinity of Eaton Canyon, north of New York Drive 320 Comment
  SBBG121830  Cyperus parishii A. Parikh, N. Gale 2005-6-16 782 Los Angeles Portal Ridge, 0.7 km NW of intersection of N2/Johnson Rd, 1.3 km SE of intersection of N2/Munz Ranch Rd 1010 Comment
  RSA365132  Cyperus squarrosus V. V. Giles 1936-7-5 s.n. Los Angeles Crystal Lake Comment
  CAS-BOT-BC70546  Cystopteris fragilis Joseph Ewan; Nesta Ewan 1936-8-14 s.n. Los Angeles Lily Spring, n. slope Mt. Hawkins, San Gabriel Mts. 2438 Comment
  RSA286674  Dactylis glomerata R. F. Thorne, Larry E. DeBuhr 1974-6-28 44768 Los Angeles San Gabriel Mountains, Angeles Naiional Forest: Big Meadow, Big Pines Recreational area near headwaters of Mescal Creek 2104 Comment
  IRVC29582  Datisca glomerata A. C. Sanders, Mark Elvin 2002-6-25 25283 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  JEPS45732  Datisca glomerata Frank W. Peirson 1918-7-13 122 Los Angeles Santa Anita Canyon; San Gabriel Mountains, Santa Anita Canyon 762 Comment
  RSA550414  Datisca glomerata T. S. Ross 1992-7-10 6672 b Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  POM4182  Datura wrightii D. L. Crawford 1915-07 s.n. Los Angeles Claremont. Comment
  POM246436  Daucus pusillus F. R. Fosberg 1931-4-10 S- 4531 Los Angeles Avalon Canyon, Santa Catalina Island. 150 Comment
  RSA533981  Daucus pusillus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5209 Los Angeles San Clemente Island, upper Twin Dams Canyon 434 Comment
  CAS-BOT-BC299318  Deinandra fasciculata Alice Eastwood 1917-7-20 6487 Los Angeles Santa Catalina Island Comment
  RSA703586  Deinandra fasciculata Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2085 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  UC897751  Deinandra fasciculata Carl Epling, N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mts Comment
  UC1861767  Delairea odorata Scott D. White, John Green 2004-4-23 10232 Los Angeles Los Angeles Basin: City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  CAS-BOT-BC9098  Delphinium cardinale LeRoy Abrams 1901-7-1 1875 Los Angeles West Fork of San Gabriel River Comment
  RSA679834  Delphinium parishii subsp. parishii LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 893 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  RSA398713  Delphinium parryi M. B. Dunkle 1932-5-28 2968 Los Angeles White's Landing, Santa Catalina Island. Comment
  CAS-BOT-BC116258  Delphinium parryi subsp. parryi C. F. Baker 1909-4-19 5293 Los Angeles Claremont Comment
  CAS-BOT-BC116284  Delphinium parryi subsp. parryi Louis C. Wheeler 1932-5-1 674 Los Angeles 3 mi. N Claremont 518 Comment
  RSA191132  Delphinium parryi subsp. parryi Robert F. Thorne, M. Z. Thorne 1967-6-25 37116 -A Los Angeles San Gabriel Mountains: Evey Canyon, 716 Comment
  RSA398733  Delphinium parryi subsp. parryi I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  UC2029978  Delphinium patens Orlando Mistretta 1993-6-2 845 Los Angeles SAN GABRIEL MOUNTAINS: Vicinity of Mt. Baden Powell. Near vincent Gap; north slope of Mt. Baden Powell above Vincent Gulch. Comment
  UCR179451  Delphinium patens R. G. Swinney, Dave Larson 1996-7-17 5118 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA798763  Delphinium patens subsp. hepaticoideum Jason Koontz, Diana D. Jolles 2012-3-31 281 Los Angeles Potato Mountain hiking trail, off of Mount Baldy Rd. Right along trail, on N-Facing slope 467 Comment
  POM220637  Descurainia obtusa subsp. adenophora L. C. Wheeler 1932-8-2 1110 Los Angeles Crystal Lake, N fork San Gabriel River 1677 Comment
  CATA867  Descurainia pinnata Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1676 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  SBBG72171  Descurainia pinnata R. Hoffmann 1925-5-7 Los Angeles Ridge Route (US Hwy 99) Comment
  UCR110889  Descurainia pinnata A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21997 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
  CAS-BOT-BC43171  Descurainia pinnata subsp. brachycarpa Timothy S. Ross; Steve Boyd 1994-5-4 7629 Los Angeles Liebre Mountains. San Francisquito Canyon. Headwaters of the canyon, northeast of Green Valley. 1075 Comment
  RSA642093  Descurainia pinnata subsp. halictorum Orlando Mistretta 1995-3-24 1566 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Carr Section. Comment
  RSA15317  Descurainia pinnata subsp. menziesii Fay A. MacFadden 1930-4-8 2201 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  CAS-BOT-BC43490  Descurainia sophia Ira L. Wiggins 1966-5-15 20594 Los Angeles Mohave Desert. Desert wash immediately east of J.F.L. Motel. Pearblossom. Comment
  RSA433541  Dicentra chrysantha Bonnie C. Templeton, C. B. Clokey, I. W. Clokey 1930-5-13 s.n. Los Angeles North end of Bouquet Canyon. Comment
  RSA597569  Dicentra chrysantha Tim S. Ross 1990-6-22 3761 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  UCR269597  Dicentra chrysantha R. G. Swinney 2011-6-29 15369 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  HSC3087  Dichelostemma capitatum subsp. capitatum C. S. Apperson 1966-5-2 Los Angeles 6 mi. from Gorman, E on Hwy. 138 Comment
  UCSB45207  Dichelostemma capitatum subsp. capitatum Batson, J. 1979-2-24 Los Angeles End of Traneas Canyon Road near Malibu, CA 91 Comment
  UCR49272  Dichondra micrantha A. C. Sanders 1987-9-18 7367 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CAS-BOT-BC150639  Diplacus longiflorus Le Roy Abrams 1899-3-30 329 Los Angeles Sepulveda [Canon] Canyon, S. Monica Mts. Comment
  CDA3679  Diplotaxis tenuifolia G. C. Fleischman 1955-6-22 Los Angeles Pasadena Freeway. 0 Comment
  RSA0120553  Distichlis littoralis R. F. Thorne, P. Everett 1965-5-11 34535 Los Angeles Inside Ballast Point on E side of Catalina Harbor, Santa Catalina Island. Comment
  CAS-BOT-BC195608  Distichlis spicata W. A. Silveus 1938-6-19 3696 Los Angeles Long Beach Comment
  SEINET10564526  Distichlis spicata var. stricta F. R. Fosberg 1931-5-14 Fosberg S 4871 Los Angeles Middle Ranch Canyon, near mouth of Cape Canyon, Santa Catalina Island. Bottom of ravine. Upper Sonoran Zone. Comment
  SEINET10550094  Distictis laxiflora Elizabeth M. McClintock 1942-11-16 McClintock s.n. Los Angeles Evans and Reeves Nurseries, West Los Angles Comment
  RSA461488  Dodecatheon clevelandii subsp. sanctarum John P. Hill 1929-3-10 s.n. Los Angeles Verdugo Woodlands. Comment
  RSA503142  Dodecatheon clevelandii subsp. sanctarum Gary D. Wallace 1966-3-18 149 Los Angeles S portion of Santa Monica Mountains, S of Lake Elanor on Hwy 23 (Decker Rd.) Comment
  RSA230229  Dodecatheon redolens Robert F. Thorne 1969-7-2 38336 Los Angeles San Gabriel Mountains, Angeles National Forest; c. 1.8 miles S of Dawsons saddle on Angeles Crest Highway. (NW slope of Mt. Hawkins) 2271 Comment
  UCR192839  Dodecatheon redolens R. G. Swinney 1998-7-14 6432 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  RSA0077166  Dudleya blochmaniae Reid V. Moran, David Verity 1957-6-12 6051 Los Angeles Sierra Santa Monica; east end of Zuma Beach. Comment
  LA99088  Dudleya caespitosa Joan Malloy; 1962-5-20 sn Los Angeles Santa Monica Mountains, Point Dume, on coastal bluff 15 Comment
  UCR193682  Dudleya cymosa R. G. Swinney, Dave Larson 1999-5-29 7233 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  SBBG124398  Dudleya cymosa subsp. crebrifolia A. Parikh, N. Gale 2010-6-30 3378 Los Angeles Upper Cold Springs Cyn, 0.7 km N of White Saddle, 1.3 km SE of Monrovia Peak 1080 Comment
  UCD101904  Dudleya cymosa subsp. marcescens Daryl Koutnik 1978-6-25 s.n. Los Angeles one mile south of Seminole Hot Springs. 335 Comment
  RSA423503B  Dudleya cymosa subsp. pumila Anstruther Davidson s.n. Los Angeles Rock Creek. Comment
  SD50673  Dudleya densiflora Darley F. Howe 1959-6-21 Los Angeles San Gabriel Canyon, 1.0 mile from mouth. Comment
  POM1533  Dudleya lanceolata Smith 1899-06 s.n. Los Angeles Claremont, Ca 366 Comment
  POM180094  Dudleya virens F. R. Fosberg 1931-5-18 722 Los Angeles Santa Catalina Island, Little Harbor. Comment
  UCR210441  Dysphania ambrosioides R. G. Swinney 2008-11-30 9882 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  CAS-BOT-BC197141  Echinochloa crus-galli Louis C. Wheeler 1933-12-24 2341 Los Angeles San Dimas Canyon Dam, San Gabriel Mts Comment
  CAS-BOT-BC197142  Echinochloa crus-galli Louis C. Wheeler 1933-12-24 2341 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 426 Comment
  UCR261552  Eclipta prostrata R. G. Swinney 2010-6-29 13377 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  RSA595004  Ehrharta calycina Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-13 2372 Los Angeles Santa Catalina Island. Silver Peak Trail Road, off Upper West End Road. 476 Comment
  UCR180186  Ehrharta calycina R. G. Swinney 1969-7-17 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, 'Water Pipe Canyon' [=Pavil Cyn] a tributary of Big Dalton Canyon 610 Comment
  UCR274338  Ehrharta erecta Steven A. Junak 1999-4-22 SCa- 834 Los Angeles California Islands, Santa Catalina Island. Between YMCA and San Diego Yacht Club facilites 6 Comment
  SBBG122060  Eleocharis macrostachya A. Parikh, N. Gale 2003-5-24 740 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  CAS-BOT-BC113045  Eleocharis montevidensis I. Johnston 1917-6-14 s.n. Los Angeles West of Pomona, wet ground along creek. Comment
  CAS-BOT-BC113282  Eleocharis parishii John Thomas Howell 1947-7-18 23432 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  RSA602451  Eleocharis parishii Scott D. White 1997-5-14 5127 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  CDA38980  Eleocharis radicans V. Daniels 1967-3-24 s.n. Los Angeles Pasadena; Fair Oaks Gardens, 939 Fair Oaks Ave. 0 Comment
  CATA1710  Elymus condensatus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3030 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 152 Comment
  CAS-BOT-BC227930  Elymus elymoides Victor Duran 1933-7-9 3506 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  RSA645704  Elymus elymoides A. C. Sanders, E. J. Lott 1993-5-6 13956 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F''., (34 deg 45'N, 118 deg 09'W; [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 701 Comment
  SEINET10564718  Elymus elymoides LeRoy R. Abrams 1902-6-29 Abrams 2597 Los Angeles Open pine forests, Mt. Wilson. Comment
  RSA191168  Elymus elymoides subsp. californicus R. F. Thorne, M. Z. Thorne 1967-7-19 37184 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  UCSB6789  Elymus elymoides subsp. elymoides B., K.; T., S. 1944-6-13 Los Angeles Chapman Burn; San Dimas Experimental Forest; San Gabriel Mountains Comment
  UCR150547  Elymus glaucus R. G. Swinney 1999-6-21 7388 Los Angeles San Gabriel Mtns., Boulder Canyon Wash, south of east-west road that runs through Big John Flat 1671 Comment
  CAS-BOT-BC206736  Elymus glaucus subsp. glaucus John Thomas Howell 1947-7-18 23427 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  CAS-BOT-BC206747  Elymus glaucus subsp. glaucus Carl B. Wolf 1932-5-9 3488 Los Angeles Santa Catalina Island, left (E.) fork of Pebbly Beach Canyon at 2nd group of mine workings. 304 Comment
  SBBG127037  Elymus glaucus subsp. glaucus A. Parikh, N. Gale 2011-6-28 3522 Los Angeles upper Big Tujunga Cyn, just S of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1283 Comment
  CAS-BOT-BC234100  Elymus multisetus Geo. B. Grant 1901-5-1 1212 Los Angeles Pasadena Comment
  UCR206416  Elymus triticoides R. G. Swinney 2008-6-9 8957 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  POM199694  Emmenanthe penduliflora I. W. Clokey, Bonnie C. Templeton 1929-04 4497 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  UCR255796  Emmenanthe penduliflora R. G. Swinney 2010-4-20 12307 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA708772  Emmenanthe penduliflora var. penduliflora Valerie L. Soza, Bill Hogshead 2003-4-23 1637 Los Angeles Brand Park, Brand Canyon. 457 Comment
  RSA681857  Encelia actoni Scott D. White, Michael Honer 2003-6-18 9562 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  SBBG60827  Encelia actoni M. N. Ackley 1931-5-8 Los Angeles Palmdale Dam, Little Rock Crk 944 Comment
  CAS-BOT-BC131215  Encelia californica LeRoy Abrams 1903-3-8 3107 Los Angeles Hillsides near Inglewood Comment
  RSA133757  Encelia californica Peter H. Raven 1959-5-3 1150 Los Angeles Woodrow Wilson Drive 0.3 miles east of Laurel Pass. 351 Comment
  UCR241078  Encelia californica Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  NY70076  Ephedra californica A. D. E. Elmer 06 1902 3599 Los Angeles Acton Comment
  UCR255799  Ephedra nevadensis R. G. Swinney 2010-5-12 12742 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA597978  Ephedra viridis L. C. Wheeler 1970-3-28 s.n. Los Angeles Liebre Mountains. 1 mi. south of Ravenna, Father Garrett's Boys Ranch 793 Comment
  RSA725124  Ephedra viridis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -37 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCR197733  Ephedra viridis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 37 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  JEPS39236  Epilobium brachycarpum Frank W. Peirson 1918-8-16 126 Los Angeles San Antonio Canyon San Gabriel Mountains, San Antonio Mts. 1341 Comment
  RSA594405  Epilobium brachycarpum Steve Boyd, Lauren Raz 1996-10-14 9082 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
  UCR214656  Epilobium campestre A. C. Sanders, Dan S. Cooper 2010-4-30 38147 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA206168  Epilobium canum Louis C. Wheeler; 1931-11-11 342 Los Angeles Santa Monica Mountains, near Girard [Woodland Hills] 274 Comment
  LA206175  Epilobium canum Louis C. Wheeler; 1931-10-17 261 Los Angeles SAN GABRIEL MOUNTAINS, 2 mi. N of Claremont. 411 Comment
  CAS-BOT-BC166218  Epilobium canum subsp. canum F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro [Canon] Canyon, near Pasadena - San Gabriel Mts. Comment
  RSA544534  Epilobium canum subsp. canum Tim S. Ross, E. Kellogg 1992-4-22 6131 Los Angeles San Clemente Island; 99 E, 640m distance from Vista (point), near the head of Grove Canyon. 419 Comment
  SBBG17104  Epilobium canum subsp. canum D. Laufenberg 1962-9-20 Los Angeles 3600 block of Dixie Cyn Ave, Sherman Oaks Comment
  CAS-BOT-BC171917  Epilobium canum subsp. latifolium Peter H. Raven 1959-10-25 14696 Los Angeles Arroyo Sequit 1.6 miles north of Coast Highway, Santa Monica Mountains 137 Comment
  RSA588872  Epilobium canum subsp. latifolium Orlando Mistretta 1994-9-21 1493 Los Angeles Santiago Canyon. At junction of Forest Rd. 4N20 with Santiago Creek. 1250 Comment
  RSA703177  Epilobium canum subsp. latifolium Scott D. White 2004-8-11 10717 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA598373  Epilobium ciliatum subsp. ciliatum Louis C. Wheeler 1967-5-24 9753 Los Angeles Indian Canyon, near mouth 701 Comment
  SD237533  Epilobium pygmaeum A. C. Sanders, Dan S. Cooper 2010-4-30 38147 Los Angeles South Coat: Madrona Marsh, Torrance. Former oil field with gravel service road remnants. 24 Comment
  HSC16600  Epipactis gigantea C. S. Apperson 1967-6-24 Los Angeles 1/2 mi. up Stunt Canyon Rd. off of Mullholland Dr., Santa Monica Mtns. Comment
  RSA381704  Epipactis gigantea Anstruther Davidson 1893-6-12 1917 Los Angeles Switzer's Trail Comment
  RSA604188  Epipactis gigantea Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains: South Fork Alder Gulch. 1676 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
  RSA684622  Equisetum laevigatum F. R. Fosberg 1931-8-10 R- 117 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  SEINET3154659  Equisetum telmateia L. Abrams 1902-6-12 2531 Los Angeles Ballona Creek, near Mesmer Comment
  RSA568563  Eragrostis Geo. L. Moxley 1919-3-29 683 Los Angeles 39th Street near Compton Ave Comment
  CDA2090  Eragrostis cilianensis T. C. Fuller 1958-8-6 5119 Los Angeles West of 90th Street East, 1/4 mile south of Avenue I, 9 miles east of Lancaster. 0 Comment
  RSA611947  Eragrostis mexicana subsp. virescens L. C. Wheeler 1935-12-9 4068 Los Angeles 2 miles NE of La Verne 381 Comment
  POM158123  Eremocarpus setiger L. R. Abrams 1902-8-20 2966 Los Angeles Inglewood. Comment
  CAS-BOT-BC174382  Eremogone macradenia var. arcuifolia Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8123 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  LA206501  Eriastrum densifolium subsp. densifolium Harlan Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  UC143012  Eriastrum densifolium subsp. elongatum Katharine Brandegee Los Angeles Ravenna Comment
  CAS-BOT-BC514369  Eriastrum densifolium subsp. elongatum Ernest C. Twisselmann 1955-8-10 2327 Los Angeles San Emigdio Range: Upper Castaic Valley 1226 Comment
  CDA39990  Eriastrum filifolium Phillipson 1915-6-9 3 .9.A Los Angeles Monrovia. Comment
  UCR222798  Eriastrum sapphirinum R. G. Swinney 2009-5-9 10704 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River 0.1 mi. north of San Gabriel River Bike Path parking lot at Hwy 39 junction 226 Comment
  RSA0121278  Eriastrum sapphirinum Anstruther Davidson 1891-06 s.n. Los Angeles Glendale. Comment
  RSA0121272  Eriastrum sapphirinum subsp. dasyanthum LeRoy Gross, Laura Moore 2000-6-5 217 Los Angeles Verdugo Mountains: Ridgetop east of Brand and south of Pomeroy Canyons. 304 Comment
  RSA0121822  Eriastrum sapphirinum subsp. dasyanthum R. G. Swinney 2009-5-9 10705 Los Angeles Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway. 183 Comment
  RSA0121826  Eriastrum sapphirinum subsp. dasyanthum LeRoy Gross, Valerie Soza 2001-5-31 391 Los Angeles Vedugo Mountains Region: Southeast side. Dead Horse Canyon. Collected on ridge north of this canyon 457 Comment
  RSA0121276  Eriastrum sapphirinum subsp. dasyanthum Jim Reutzel 1994-5-29 70 Los Angeles Only at higher elevations in open, disturbed areas. North of the reservoir, up the hill, near the fence. Hills behind Cal Poly Pomona University Health Center. Comment
  HSC5741  Ericameria cooperi C. S. Apperson 1967-6-3 Los Angeles 4 mi. from Hi Vista on 200th St. 701 Comment
  SBBG62822  Ericameria cooperi var. cooperi R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  UC579544  Ericameria cooperi var. cooperi A. Simontacchi 1935-5-26 50 Los Angeles 3 mi sse Neenach; Antelope Valley 1036 Comment
  RSA359324  Ericameria cuneata var. cuneata Anstruther Davidson 1915-8-1 3086 Los Angeles Camp Baldy. Comment
  LA202487  Ericameria linearifolia W. R. Ernst; May 1948 sn Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  RSA776327  Ericameria linearifolia R. G. Swinney 2009-4-29 10603 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UCSB9157  Ericameria linearifolia Haller, John 1957-4-13 Los Angeles Upper Mint Canyon, ca. 5 mi. E. of road to Acton and 10 rd. mi. W of Angeles Forest Hwy. jct. 944 Comment
  UCR271570  Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-10-13 15794 Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  SBBG137  Ericameria nauseosa var. hololeuca R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  SD11856  Ericameria nauseosa var. mohavensis C. B. Wolf 1931-10-23 2491 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mountains 1830 Comment
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Jul 4 2013
  UC586871  Ericameria parishii var. parishii Joseph Andorfer Ewan 1934-8-2 8484 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 1219 Comment
  RSA549232  Ericameria pinifolia Scott D. White 1992-10-8 882 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
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Sep 21 2017
  SBBG62805  Ericameria pinifolia R. Hoffmann 1931-10-1 Los Angeles Mint Cyn, near Oak's Garage Comment
  UC527282  Ericameria pinifolia C. B. Wolf 1931-5-13 Los Angeles near bridge on the road from Tujunga to San Fernando; Pacoima Wash 365 Comment
  UC86693  Ericameria pinifolia J. C. Nevin Los Angeles Newhall Comment
  CAS-BOT-BC293350  Ericameria teretifolia C. B. Wolf 1931-11-2 2505 Los Angeles Mint Canyon, 1 mile above where road from Acton joins the Highway 975 Comment
  SBBG62776  Ericameria teretifolia R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  RSA188202  Erigeron foliosus R. F. Thorne, Percy C. Everett 1965-6-22 34874 Los Angeles Santa Catalina Island: canyon behind Bird Park 91 Comment
  UCR189956  Erigeron foliosus R. G. Swinney 1998-9-4 6890 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  OBI64701  Erigeron foliosus var. foliosus Scott D. White 2004-8-11 10696 Los Angeles San Gabriel Mts: about 8 air mi W -NW of Wrightwood. E of Fenner Saddle Rd on Pacific Crest trl. T4N R8W, S31, SE 1/4 2195 Comment
  POM357482  Erigeron foliosus var. stenophyllus Anstruther Davidson 1893-7-22 2018 Los Angeles Sierra Madre Comment
  CATA2209  Eriobotrya japonica Sara L. Crockett, Michael Daligdig 1996-11-11 41 Los Angeles Santa Catalina Island: City of Avalon Wastewater Treatment Plant, directly in front of building 36 Comment
  RSA640960  Eriodictyon crassifolium Louis C. Wheeler 1931-7-22 s.n. Los Angeles Johnson Pasture, near old gravel pit: (vicinity of Claremont). 480 Comment
  CAS-BOT-BC189158  Eriodictyon crassifolium var. nigrescens Mrs. E. C. Van Dyke 1928-5-15 s.n. Los Angeles Tejon Pass Comment
  CAS-BOT-BC189184  Eriodictyon crassifolium var. nigrescens Steve Boyd; Amber Maurice 2004-5-18 11317 Los Angeles On road leading down towards Atmore Meadows area from main road on crest of LIebre Mountain, at crossing of spring outflow, Liebre Mountains region 1436 Comment
  RSA455003  Eriodictyon crassifolium var. nigrescens Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  SD253465  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-5-31 14901 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek (Chilao Flat 7.5'Q) 1096 Comment
  UC1124351  Eriodictyon crassifolium var. nigrescens A. Lewis Feb 1934 270 Los Angeles San Francisquito Canyon; Angeles National Forest, Elizabeth Lake Quad. Comment
  UCR273578  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-7-7 15455 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  CAS-BOT-BC376120  Eriodictyon trichocalyx var. trichocalyx Marck Menke 2002-3-29 132 Los Angeles San Gabriel Mts., Glendora Mountain Road at a pullout north of the intersection with Glendora Ridge Road Comment
  LA205722  Eriodictyon trichocalyx var. trichocalyx Miss Domsler; 1926-4-3 sn Los Angeles San Gabriel Mountains, Big Tujunga Comment
  POM78923  Eriodictyon trichocalyx var. trichocalyx I. M. Johnston 1925-7-8 s.n. Los Angeles Baldy Lookout. San Antonio Mts. 1768 Comment
  UCR224266  Eriogonum R. G. Swinney 2009-6-24 11272 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
  RSA708567  Eriogonum baileyi Scott D. White, Andrea Warniment 2005-9-9 11218 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  UCR127655  Eriogonum baileyi var. baileyi A. C. Sanders 2003-8-6 27124 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  RSA522438  Eriogonum baileyi var. baileyi Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4013 Los Angeles San Gabriel Mountains, Angeles National Forest: NE of Tie Summit Station and E of Angeles Forest Hwy. Tujunga Ranger District. 1488 Comment
  CAS-BOT-BC241980  Eriogonum cinereum Le Roy Abrams 1901-8-1 2193 Los Angeles Santa Monica Comment
  RSA393151  Eriogonum cinereum E. A. Purer 1932-8-31 s.n. Los Angeles Palos Verdes Hills. Comment
  UCR241700  Eriogonum cinereum Dan S. Cooper 2012-9-6 912- 72 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  POM180502  Eriogonum cithariforme var. agninum L. R. Abrams, E. A. McGregor 1908-6-21 392 Los Angeles Oak Grove Canyon, Liebre Mts. Comment
  RSA587383  Eriogonum cithariforme var. agninum Orlando Mistretta 1992-5-8 270 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  RSA570167  Eriogonum davidsonii Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4819 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UCR189835  Eriogonum davidsonii R. G. Swinney 1998-9-4 6884 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  JEPS56690  Eriogonum davidsonii Joseph Ewan 1932-7-17 7244 Los Angeles Mt. Disappointment San Gabriel Mts., Mt. Disappointment 1798 Comment
  RSA0126997  Eriogonum davidsonii Louis C. Wheeler 1967-7-15 10036 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  IRVC28555  Eriogonum elongatum A. C. Sanders 2003-8-5 27107 Los Angeles Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters NE end of Santa Susana Mtns. 320 Comment
  SDSU6562  Eriogonum elongatum A. H. Gallup 1948-10-21 72 Los Angeles Lebec. San Gabriel Mt. Range. 1067 Comment
  LA103225  Eriogonum fasciculatum var. fasciculatum Barry A. Prigge; 1985-6-14 6398 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  LA52260  Eriogonum fasciculatum var. foliolosum Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA766094  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan, Nesta Ewan 1936-8-5 9944 Los Angeles Mescal Creek, San Gabriel Mountains. 1372 Comment
  UC450776  Eriogonum fasciculatum var. foliolosum F. A. MacF. 1951-4-10 2918 Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  UCR212771  Eriogonum fasciculatum var. foliolosum Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1772 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed [Sycamore Canyon, east of Sycamore Canyon Road and north of San Dimas Canyon Park] 385 Comment
  RSA532644  Eriogonum fasciculatum var. polifolium Tim S. Ross 1991-8-14 5757 Los Angeles Roundtop Mountain. 1878 Comment
  UC375427  Eriogonum giganteum R. L. Pendleton, F. M. Reed 1909-7-3 1383 Los Angeles crest of Santa Catalina Island Santa Catalina Island 457 Comment
  CATA38  Eriogonum giganteum var. giganteum USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 20 Los Angeles Santa Catalina Island: Deer Valley Trail 42 Comment
  UCR261875  Eriogonum gracillimum Tim Thomas 2014-5-4 6297 Los Angeles Mojave Desert, North Lancaster, 0.3 mi northeast of Sierra Hwy and West Avenue H intersection 713 Comment
  SBBG37227  Eriogonum grande var. grande E. R. Blakley 1963-4-9 5569 Los Angeles hillside above Pebbly Beach along Terrace Drive 121 Comment
  UCD170253  Eriogonum heermannii R. G. Swinney 2008-8-14 9438 Los Angeles San Gabriel Mtns., confluence of Big Rock Creek and Fenner Canyon. 1640 Comment
  SBBG61819  Eriogonum maculatum R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  OBI39746  Eriogonum mohavense David J. Keil 1977-5-8 12326 Los Angeles Just outside of Saddleback Butte State Park Comment
  RSA718215  Eriogonum nudum var. pauciflorum R. G. Swinney 1997-6-13 5577 Los Angeles South of Pinon Hills, c. 0.5 mi NE of Talbe Mountain, summit of ridge just west of San Bernardino Co. line. 2073 Comment
  UC473446  Eriogonum ordii Ralph Hoffmann 1930-6-7 Los Angeles Piru Creek Comment
  SD22463  Eriogonum parishii Susan G. Stokes 1910-8-29 Los Angeles Old Baldy Comment
  UC1586201  Eriogonum parishii Tim Ross 1991-8-16 5811 Los Angeles 1400 feet nne Louie's Cabin (Angeles Crest Hwy. at roadside just above Chilao Creek); San Gabriel Mountains, Waterman Mtn. USGS 7.5' quad. 1670 Comment
  POM211794  Eriogonum parvifolium var. parvifolium Louis C. Wheeler 1933-9-2 2093 Los Angeles Santa Monica. 5 Comment
  RSA574310  Eriogonum plumatella R. G. Swinney 1993-9-11 2648 Los Angeles Phelan, .6 mi NE of jct. of Sheep Creek Road and Hwy 138. 1341 Comment
  SBBG88091  Eriogonum plumatella S. Myers 1988-6-29 Los Angeles Big Rock Crk wash, 2.5 mi E of Pearblossom Comment
  RSA424838  Eriogonum pusillum Anstruther Davidson, H. E. Hasse 1906-6-1 1617 Los Angeles Big Rock Creek, Lowell Mine. Comment
  RSA524638  Eriogonum roseum Tim S. Ross, S. D. Boyd 1990-6-6 2813 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  RSA781191  Eriogonum roseum D. Silverman, Cindy Hopkins 2007-4-26 3205 Los Angeles Tejon Ranch, 620 m west of California Aqueduct, 1.3 km south of Kern County line, and 3.6 km NNE of Quail Lake 977 Comment
  POM2362A  Eriogonum saxatile I. M. Johnston 1917-7-3 1463 Los Angeles San Antonio Mountains: Upper San Antonio Canyon 1982 Comment
  RSA524618  Eriogonum saxatile Tim S. Ross, S. D. Boyd 1990-5-17 2587 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  UC473582  Eriogonum thurberi John Thomas Howell 1931-5-31 6022 Los Angeles San Gabriel Wash Comment
  UC56639  Eriogonum thurberi Ernest Braunton 1902-5-10 336 Los Angeles Rivera Comment
  POM156495  Eriogonum umbellatum var. minus L. R. Abrams 1902-7-12 2681 Los Angeles Mt. San Antonio. 2744 Comment
  UC61704  Eriogonum umbellatum var. subaridum Geo. R. Hall Sept. 1904 Los Angeles Swartout Canyon San Antonio Mts., Swartout Canyon 2133 Comment
  UCR209997  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-7-15 9218 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  CAS-BOT-BC297939  Eriophyllum confertiflorum W. R. Dudley; F. H. Lamb 1896-6-7 4349 Los Angeles Kings Canyon, Liebre Mts Comment
  POM357925  Eriophyllum confertiflorum L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA535739  Eriophyllum confertiflorum Timothy S. Ross 1991-5-23 5488 Los Angeles San Clemente Island, Lower Tota Canyyon, Middle of Island, eastern escarpment. 61 Comment
  RSA659362  Eriophyllum confertiflorum Ely Aguilar 1998-5-8 26 Los Angeles 0.5 miles from locked Pt. Mugu State Park entrance on the Newberry Park side 91 Comment
  RSA670349  Eriophyllum confertiflorum B. C. Templeton 1931-5-17 1214 Los Angeles Bouquet Canyon, San Gabriel Mountains. Comment
  UCD132151  Eriophyllum confertiflorum Daryl Koutnik 1978-5-2 450 Los Angeles Bell Canyon in the Simi Hills. 365 Comment
  UCR255782  Eriophyllum confertiflorum R. G. Swinney 2010-4-15 12271 Los Angeles San Gabriel Mountains, Upper Lime Kiln Cyn., 1.2-1.5 miles east of Pacoima Wash, 0.3 to 0.6 miles NE of Limekiln Cyn. fork, due south of Kagel Mt. 854 Comment
  RSA0035038  Eriophyllum confertiflorum Bruce Haines 1962-4-5 173 Los Angeles Mint Canyon Campground, 7.7 miles Northeast of Solemint on U.S. 6. 609 Comment
  LA31655  Eriophyllum confertiflorum var. confertiflorum Peter H. Raven; 1959-5-3 14088 Los Angeles Santa Monica Mountains, 1.6 mi W of Cahuenga Pass on Woodrow Wilson Dr 304 Comment
  RSA786899  Eriophyllum confertiflorum var. confertiflorum Doris Bowers 1957-5-12 547 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  SFV7500  Eriophyllum pringlei M. H. Grayum, D. R. Perry, S. Merschel 1975-5-4 s. n. Los Angeles Mojave Desert Antelope Valley. Along Pearblossom Highway, west of Littlerock. 854 Comment
  UC1484390  Eriophyllum wallacei Dale E. Johnson with J. L. Strother 1974-4-24 93 Los Angeles w of Palmdale airport (1.9 km (1.2 mi) n of Avenue P on Sierra Hwy (road just e of and parallel to Hwy 14 [Mojave-San Fernando road])) Comment
  UCR197746  Eriophyllum wallacei Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 93 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  RSA710831  Erodium cicutarium LeRoy Gross 2005-5-3 2213 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
  UC1971455  Erodium cicutarium Louis C. Wheeler 1967-5-15 9571 Los Angeles SAN GABRIEL MOUNTAINS: Ridgetop east southeast of Fremont Pass. Comment
  UCR142791  Erodium moschatum L. C. Wheeler 1967-4-30 9206 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  LA200512  Erodium moschatum Carl Epling; M. Epling May 1925 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM2736  Erodium moschatum F. Fox 1916-4-15 s.n. Los Angeles Johnson Pasture, N of Claremont. Comment
  UCR18546  Eruca vesicaria subsp. sativa O. F. Clarke 1973-4-8 s.n. Los Angeles San Gabriel Valley, Pomona near Pom-lanes, Garey Ave. 351 Comment
  CAS-BOT-BC40717  Erysimum capitatum Alice Eastwood 1913-5-11 3160 Los Angeles San Fernando Wash. Comment
  UC1871050  Erysimum capitatum T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3905 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Elevations between 4880-5680 feet. Comment
  SD37870  Erysimum capitatum var. capitatum Edith A. Purer 1935-5-11 6566 Los Angeles Malibou Lodge Road, Santa Monica Mountains. Comment
  POM554  Erysimum capitatum var. capitatum Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  SD37718  Erythranthe guttata Edith A. Purer 1935-5-11 6575 Los Angeles Moist edge of stream, Malibou Lodge Road, Santa Monica Mountains Comment
  UC1614259  Eschscholzia Charles M. Belshaw 1935-3-29 Los Angeles ca. 20 mi. w. Lancaster (on s. face of La Liebre Scarp); w. antelope Valley, La Liebre Scarp Comment
  CAS-BOT-BC403170  Eschscholzia californica John Thomas Howell 1930-5-12 4878 Los Angeles 1 mile north of Acton Comment
  RSA433655  Eschscholzia californica N. C. Cooper 1945-5-1 2197 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  UCR204438  Eschscholzia californica R. G. Swinney 2005-4-9 8207 Los Angeles San Gabriel Mtns., San Dimas, Sycamore Canyon 518 Comment
  RSA593821  Eschscholzia californica var. crocea Steve Boyd 1996-4-25 8712 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
  RSA603535  Eschscholzia ramosa Sara L. Crockett 1997-4-2 649 Los Angeles Santa Catalina Island. Point above Empire Landing Quarry site, .25 miles N of Empire Landing Road, from point 2.4 miles from jct. with Airport Road. 241 Comment
  RSA0010827  Eucalyptus A. C. Sanders, Dan S. Cooper 2010-3-12 37378 Los Angeles South Coast: Madrona Marsh, Torrance. 24 Comment
  RSA0012836  Eucalyptus tereticornis Stephen Hill 1981-2-2 2 Los Angeles 0.7 mi. S. of Silverbit on Valley Center on S. side of street. Comment
  RSA11016  Eucrypta chrysanthemifolia Carl B. Wolf 1928-4-1 1612 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  UCR154618  Eucrypta chrysanthemifolia A. C. Sanders, T. B. Salvato 2005-4-26 29756 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  SFV6361  Eulobus californicus T. Gordon 1974-3-14 76 Los Angeles Santa Susana Mountains Foothills of Santa Susana Mountains. Comment
  UCR114732  Euphorbia A. C. Sanders 1988-2-18 7685 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  IRVC28683  Euphorbia albomarginata A. C. Sanders, Mark Elvin 2002-6-18 25130 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  SD181558  Euphorbia melanadenia Scott D. White, Pam Devries 2000-5-18 7901 Los Angeles Southern foothills above Irwindale; Fish Creek Canyon from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  SD90620  Euphorbia misera Robert F. Thorne 1966-4-15 Los Angeles San Clemente Island, on sloping sea bluff, ca. 0.5 miles SSE of Eel Point on SW side of the island Comment
  UC557792  Euphorbia misera Nell Murbarger Apr 1936 117 Los Angeles San Clemente Island Comment
  RSA232286  Euphorbia palmeri R. F. Thorne, M. Z. Thorne 1969-7-10 38423 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  UCR149009  Euphorbia terracina Doug Gettinger 2004-5-27 s.n. Los Angeles Southern Coast, Ocean Trails, Rancho Palos Verdes, Thomas Bros. LA Co. map pg. 823, grids E-6 & F-6 183 Comment
  UC53980  Euthamia occidentalis H. P. Chandler 1902-9-9 2039 Los Angeles Ballona Marshes Comment
  UCR227372  Festuca arundinacea Orlando Mistretta, Christine Mistretta 2008-5-19 3107 Los Angeles Transverse Range; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, structure 100 per TRTP Survey 2008), upper Fish Canyon, east of Monrovia Peak 1209 Comment
  UCR155651  Festuca microstachys A. C. Sanders, T. B. Salvato 2005-4-26 29681 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
  CATA670  Festuca myuros Mark L. Hoefs 1991-4-23 1159 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UCSB9746  Festuca octoflora Ralph, F. 1960-4-1 Los Angeles N side of Calif hwy. 138; 9.0 miles E. of its jct with the road to Valyermo & Big Pines; E. of Pear Blossom and 0.6 miles W. of jct to Victorville; Mohave Desert Comment
  UCR151023  Ficus carica Scott D. White 1997-5-7 5049 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  UCR225180  Ficus carica Steve Boyd, Rick Riefner 2007-4-27 11746 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  RSA583131  Filago arizonica Timothy S. Ross 1993-4-22 6920 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon, along old dirt road (no longer maintained) that ascends the ridge to the N and drops to Thompson Dam. 236 Comment
  RSA533943  Filago arizonica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5218 Los Angeles San Clemente Island: SE end of island vicinity of Knob, 5100ft NW of Guds, Southeasterly draw leading into upper Knob Canyon 252 Comment
  RSA0040381  Filago californica R. G. Swinney 2010-5-11 12657 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
  RSA0086997  Filago californica R. G. Swinney 2010-3-30 12110 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  UCR110892  Filago californica A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21989 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
  RSA545199  Filago gallica Timothy S. Ross 1992-5-17 6335 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  SBBG28517  Frangula californica subsp. cuspidata C. B. Wolf 1928-3-29 Los Angeles 2 mi from Sandbergs on the Ridge Route, on rd to Elizabeth Lake Comment
  RSA5877  Frankenia grandifolia Carl B. Wolf 1932-9-16 4094 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  CAS-BOT-BC223744  Frankenia salina Dr. H. E. Hasse 1889-8-1 s.n. Los Angeles Santa Monica Comment
  RSA0135518  Frasera neglecta Janell Cassianni 2007-06 5 Los Angeles Chilao / Horse Flats. Comment
  POM98783  Frasera parryi M. E. Churchill 1926-5-2 a.n. Los Angeles San Dimas Canyon. Comment
  OBI12173  Fraxinus dipetala Louis C. Wheeler 1934-3-10 2431 Los Angeles San Dimas Cyn, San Gabriel Mts 442 Comment
  RSA128285  Fraxinus dipetala H. J. Thompson 1959-3-27 1899 Los Angeles Near Stunts Ranch, 1.5 miles N of Peak 427 Comment
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May 8 2014
  SJSU1843  Fraxinus dipetala C. W. Sharsmith 1957-4-13 6378 Los Angeles c. 4 mi S of Gorman 822 Comment
  UC878071  Fraxinus dipetala F. Grinnell 1917-3-31 Los Angeles near Newhall Pass; Santa Susanna Mts. Comment
  UC520012  Fraxinus latifolia Joseph Andorfer Ewan 1932-4-30 7439 Los Angeles Ballona Creek at Higuera Road; Culver City, Ballona Creek Comment
  RSA0055765  Fraxinus uhdei R. G. Swinney 2010-4-1 12138 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  RSA602103  Fraxinus uhdei Scott D. White 1997-5-7 5052 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  UCR224026  Fraxinus uhdei Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11684 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  RSA0034700  Fraxinus velutina Louis C. Wheeler 1933-8-20 2091 Los Angeles 0.5 mi below Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mts. 290 Comment
  UCR177732  Fraxinus velutina var. coriacea LeRoy Gross 2002-6-24 544 Los Angeles Transverse Ranges: Verdugo Mountains Region, along La Tuna Canyon Road 488 Comment
  RSA131253  Fremontodendron californicum subsp. californicum Percy C. Everett, E. K. Balls 1959-5-22 23804 Los Angeles Big Rock Creek, N. Slopes San Gabriel Mtns., from Valyermo. 1372 Comment
  RSA367719  Fritillaria biflora Elbert Benjamine 1929-3-17 118 Los Angeles Griffith Park, Los Angeles. Comment
  POM1728  Fritillaria biflora W. M. S s.n. Los Angeles South Hills [county not specified; Munz hand-wrote (Pomona) on label] Comment
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Mar 25 2014
  CDA3311  Froelichia gracilis George Garrettson 1955-6-23 Los Angeles Santa Fe Rwy., San Dimas. 0 Comment
  RSA669696  Funastrum cynanchoides var. hartwegii LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 497 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Burbank 7.5 Quad. 412 Comment
  JEPS16883  Galinsoga parviflora var. parviflora Peter H. Raven 1956-6-14 9396 Los Angeles Westwood Los Angeles, Westwood Comment
  RSA571544  Galium andrewsii subsp. intermedium Steve D. Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8309 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
  UCR126822  Galium angustifolium A. C. Sanders 2003-6-19 26973 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  UCR276942  Galium angustifolium R. G. Swinney 2010-5-21 12869 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
  POM367672  Galium angustifolium subsp. angustifolium L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
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Jan 1 2017
  RSA226186  Galium angustifolium subsp. angustifolium Gary D. Cromwell, David W. Wheat 1971-5-14 645 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora; 396 Comment
  RSA655785  Galium angustifolium subsp. angustifolium James Henrickson 2000-4-15 20682 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  SBBG68820  Galium angustifolium subsp. angustifolium R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UC1562545  Galium angustifolium subsp. angustifolium Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7842 Los Angeles Pine Canyon Road along San Andreas Fault (n side of mts (Co Rd N2), steep slope and roadcut on n side of road); San Gabriel Mts. Comment
  POM177814  Galium angustifolium subsp. angustifolium J. T. Howell, Martha Hilend 1930-5-11 3 Los Angeles Pacoima Dam Comment
  RSA191191  Galium angustifolium subsp. angustifolium Robert F. Thorne, M. Z. Thorne 1967-7-19 37146 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  UCR282137  Galium aparine R. G. Swinney 2014-5-15 16540 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA239492  Galium aparine M. A. Piehl 1963-12-7 631033 Los Angeles San Clemente Island. N slope of point opposite Pyramid Head on SE tip of island. 12 Comment
  UCR143194  Galium catalinense R. F. Thorne, D. Propst 1973-2-12 42480 Los Angeles Channel Islands, Santa Catalina Island; Ironwood Gully on slopes of hill east of Isthmus above Banning House 183 Comment
  RSA248873  Galium catalinense subsp. acrispum Robert F. Thorne 1973-4-12 42965 Los Angeles Large canyon S of Mosquito Cove N of Chenity; San Clemente Island. 274 Comment
  RSA527761  Galium catalinense subsp. acrispum Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4326 -C Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA67116  Galium catalinense subsp. acrispum F. W. Peirson 1923-4-9 3432 Los Angeles San Clemente Island: canyon near Lemon Tank at Middle ranch Comment
  RSA653930  Galium grande Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1030 Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 823 Comment
  RSA678813  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1290 Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. 823 Comment
  POM13530  Galium hallii F. W. Peirson 1922-7-6 s.n. Los Angeles 1 mile east of Big Pines in canyon at Saw Mill, Swartout Valley. 2043 Comment
  SD247499  Galium jepsonii R. G. Swinney 2010-10-8 14009 Los Angeles San Gabriel Mountains: Sadie Hawkins Peak, first ridgetop north of heliport at South Mount Hawkins on Hawkins Ridge (Crystal Lake 7.5'Q) 2421 Comment
  RSA0051344  Galium johnstonii Valerie Soza 2004-6-17 1722 a Los Angeles San Gabriel Mountains, ca. 1 miles east of Three Pionts, south side of Hwy 2. 1847 Comment
  RSA585918  Galium johnstonii Tim S. Ross, Steve D. Boyd 1990-5-17 2570 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  SBBG125057  Galium johnstonii A. Parikh, N. Gale 2010-6-16 3312 Los Angeles upper Big Tujunga Cyn, 0.3 km E of Shortcut Station, 0.5 km N of St Hwy 2, San Gabriel Mtns 1300 Comment
  UC1595334  Galium johnstonii Tim Ross and Orlando Mistretta 1992-7-24 6745 Los Angeles 76 degrees ene and 900m distant from Strawberry Peak summit (a few m e of spring); San Gabriel Mts., vicinity of Strawberry Spring 1460 Comment
  RSA639067  Galium parisiense Louis C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Summit Johnstone Peak. 976 Comment
  UCR259750  Gamochaeta pensylvanica R. G. Swinney 2010-4-28 12433 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA225662  Gamochaeta pensylvanica R. F. Thorne, A. C. Gibson 1971-5-22 39725 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 549 Comment
  RSA612290  Gamochaeta pensylvanica L. C. Wheeler 1934-4-24 2553 Los Angeles Liveoak Canyon Dam 457 Comment
  CAS-BOT-BC158004  Garrya veatchii Ernest Braunton 1903-1-10 791 Los Angeles Arroyo Seco 243 Comment
  RSA549150  Garrya veatchii Tim S. Ross 1990-6-20 3651 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA89604  Garrya veatchii R. M. Beeks 1951-6-12 192 Los Angeles Angeles Crest Hwy, San Gabriel Mts, 3 miles below Redbox. 915 Comment
  UC1595222  Garrya veatchii Tim Ross and Peter Fritsch 1990-6-20 3651 Los Angeles ridgetop between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  RSA0105762  Gilia R. G. Swinney 2011-6-7 15040 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
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Dec 7 2018
  RSA0102408  Gilia Lyman Benson, Robert Benson 1953-4-20 15096 Los Angeles Southwest corner of Indian Hill, Claremont. 426 Comment
  SEINET6969901  Gilia Wanda P. Vestal, A. G. Vestal 1955-3-26 3487 B Los Angeles East side of road in field, Antelope Valley east of Fairmont Street. Comment
  SEINET12278750  Gilia achilleifolia E. A. Purer 1935-1 6560 Los Angeles Malibou Road, Santa Monica Mts Comment
  RSA585363  Gilia aliquanta subsp. aliquanta T. S. Ross 1991-4-27 4707 -a Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  LA99301  Gilia angelensis Peter H. Raven; Henry J. Thompson 1960-5-29 15446 Los Angeles 792 Comment
  SD69496  Gilia angelensis Robert F. Thorne 1966-4-7 35938 Los Angeles Santa Catalina Island; dr, southsoutheast-facing rocky slopes at Cherry Valley. 60 Comment
  RSA470107  Gilia angelensis E. S. Spalding 1925-4-29 s.n. Los Angeles Waste lot, Glendale Comment
  SBBG58391  Gilia australis R. Hoffmann 1930-5-19 Los Angeles Mint Cyn, 4 mi E of Oak's Garage Comment
  CHSC95703  Gilia brecciarum subsp. brecciarum LeRoy Gross 2005-4-28 2141 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  POM96943  Gilia capitata subsp. abrotanifolia P. A. Munz 1925-4-23 9409 Los Angeles San Gabriel Canyon. 305 Comment
  RSA470252  Gilia capitata subsp. abrotanifolia Ora M. Clark 1929-3-30 1915 Los Angeles W. Lancaster. Comment
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Apr 10 2012
  RSA653851  Gilia capitata subsp. abrotanifolia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 758 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 487 Comment
  UC52708  Gilia capitata subsp. abrotanifolia J. Burtt Davy May 9 1896-May 24 1896 2638 c Los Angeles Leonis Valley Antelope Valley, Leonis Valley Comment
  RSA0077392  Gilia capitata subsp. abrotanifolia Orlando Mistretta 1992-9-16 809 Los Angeles San Gabriel Mountains: Oak Spring Trail; Tujunga Ranger District. Near nothern end of trail. Comment
  RSA311308  Gilia diegensis R. F. Thorne, Gary D. Wallace 1973-4-24 43424 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  UCR192200  Gilia latiflora A. C. Sanders 2008-4-16 34895 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  RSA470074  Gilia latiflora subsp. davyi L. C. Wheeler 1932-4-9 566 Los Angeles 4 mi. WSW Fairmont, Antelope Valley. 915 Comment
  UCD117781  Gilia latiflora subsp. davyi A. C. Sanders; B. Pitzer, J. Lyman 1988-4-4 7775 Los Angeles Mojave Desert, near Quartz Hill in Lancaster, south of Ave. L at 37th Street West. 746 Comment
  RSA304909  Gilia latiflora subsp. davyi J. R. Shevock 1971-4-25 1023 Los Angeles Ave 165, S of Pearblossum. Comment
  UC908502  Gilia modocensis Herbert L. Mason 1926-4-27 3028 Los Angeles Rock Creek , Rock Creek (desert slope of San Gabriel Mts.) Comment
  UCR206439  Gilia modocensis R. G. Swinney 2008-6-10 8988 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  CAS-BOT-BC402025  Gilia ochroleuca subsp. bizonata E. K. Balls; L. W. Lenz 1950-3-28 14464 Los Angeles 1 mi. e. of junction of Hwys 99 and 138, just s. of Gorman 1158 Comment
  UC23816  Gilia ochroleuca subsp. bizonata J. Burtt Davy May 9 1896-May 24 1896 2519 Los Angeles Manzana Antelope Valley, Manzana Comment
  RSA0016179  Gilia ochroleuca subsp. ochroleuca L. C. Wheeler 1967-5-12 9438 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UC167119  Gilia ochroleuca subsp. vivida unknown Jun 15 1906-Jun 18 1906 Los Angeles summit of Mt. Wilson San Gabriel Mts., summit of Mt. Wilson (southern California) 1828 Comment
  UCR204042  Gilia sinuata R. G. Swinney 2005-5-14 8236 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  SEINET10857920  Glycine max Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2645 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  CDA27061  Glycyrrhiza lepidota var. glutinosa Agricultural Commissioner Los Angeles 0 Comment
  IRVC28729  Gnaphalium californicum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25504 Los Angeles canyon draining into Santa Clara River Valley from the south off "Round Mtn." (peak 1476), north of Potrero Canyon NE end of Santa Susana Mtns. 305 Comment
  RSA534064  Gnaphalium californicum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5247 Los Angeles San Clemente Island: Westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336') marker, 1800ft SE of Malo Knoll (1396). 389 Comment
  UCR125259  Gnaphalium canescens subsp. microcephalum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25513 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters, west of ranch house 358 Comment
  RSA188157  Gnaphalium chilense R. F. Thorne 1966-4-5 35830 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 106 Comment
  RSA584300  Gnaphalium luteoalbum Timothy S. Ross, Orlando Mistretta 1993-5-26 7311 Los Angeles W end of the San Gabriel Mtns: Santa Clara Road (USFS) between Wilson Canyon Saddle and May Canyon saddle. Seepy northerly draw at roadside, head of a tributary of Los Pinetos Canyon. 1043 Comment
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Sep 30 2014
  POM197904  Gnaphalium microcephalum Joseph A. Ewan 1932-2-3 7019 Los Angeles Hillside near mouth of Laurel Canyon, Santa Monica Mts. Comment
  RSA0093460  Gnaphalium microcephalum Richard G. Swinney 2011-9-22 15682 Los Angeles San Gabriel Mountains: SE side of Camp Colby (Colby Ranch), Colby Gravy marker, confluence of Inspiration Cyn. & Coldwater Cyn., near spring & watertank. 1140 Comment
  RSA0082414  Gnaphalium palustre R. G. Swinney 2010-9-7 13681 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  RSA188294  Gnaphalium palustre R. F. Thorne 1966-6-2 36515 Los Angeles Santa Catalina Island: dry margin of Echo Lake, NNE of Black Jack Mt. 412 Comment
  RSA230673  Gnaphalium palustre R. F. Thorne, M. Z. Thorne 1969-7-9 38511 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  UCR271134  Gnaphalium palustre R. G. Swinney 2011-9-27 15719 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  UC83671  Goodmania luteola Katharine Brandegee July, 1884 Los Angeles Lancaster Comment
  RSA595531  Grayia spinosa L. C. Wheeler 1969-4-20 s.n. Los Angeles San Gabriel Mountains. Hunt Canyon ca. 1/4 mi. south of National Forest Boundary. 1127 Comment
  CDA6132  Grindelia camporum Phillipson 1915-7-15 Los Angeles South Sierra Madre Comment
  CAS-BOT-BC305263  Grindelia hirsutula Ernest C. Twisselmann 1955-9-15 2376 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile northwest of Holland Summit 1219 Comment
  RSA67367  Guillenia lasiophylla F. W. Peirson 1919-3-27 327 Los Angeles Foot of trail to Lukens Peak 609 Comment
  UC10815  Guillenia lasiophylla unknown 1861-2-19 204 Los Angeles Santa Monica foothills Santa Monica Comment
  IRVC29267  Gutierrezia californica Anuja Parikh, Nathan Gale 2003-5-1 s.n. Los Angeles Newhall Ranch, Castaic Mesa, in hills ca. 1000 m east of Castaic Lagoon, survey area 68 Western San Gabriel Mtns. 457 Comment
  CAS-BOT-BC302132  Gutierrezia sarothrae L. R. Abrams 1916-10-31 6366 Los Angeles Fremont's Pass Comment
  SBBG8308  Gutierrezia sarothrae J. M. Tucker 1976-10-18 1476 Los Angeles Hwy 99, 18 mi N of Castaic Junction Comment
  UC1118593  Gutierrezia sarothrae P. L. Johannsen 1934-2-27 308 Los Angeles Mouth Bouquet Canyon Santa Susana Quadrangle, Mouth Bouquet Canyon 381 Comment
  SD252245  Hainardia cylindrica Steven A. Junak, Mark Hoefs 1997-6-4 Sca 405 Los Angeles Santa Catalina Island. Along W and E sides of Deep Tank Reservoir, SW of housing at Empire Landing. 106 Comment
  RSA679311  Harpagonella palmeri Mark Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 366 Los Angeles Santa Catalina Island. At curve in road past garden to Divide Rd. Comment
  SD92017  Hazardia cana Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22685 Los Angeles San Clemente Island; west fork or Red Rock Canyon. 270 Comment
  RSA719496  Hazardia squarrosa Gary Kovnat, LeRoy Gross 2003-6-28 48 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  POM359471  Hazardia squarrosa var. grindelioides Anstruther Davidson 1890-09 s.n. Los Angeles Los Angeles Comment
  RSA670991  Hedera canariensis S. L. Bautista 2001-10-11 s.n. Los Angeles East Fork of San Gabriel River; Heaton Flat 616 Comment
  POM359756  Helenium puberulum L. C. Wheeler 1931-8-22 14 Los Angeles Puddingstone Lake. 259 Comment
  POM359759  Helenium puberulum B. C. Templeton 1932-7-21 5043 Los Angeles Between Prairie Fork San Gabriel River and Big Pines Park, near Spring Comment
  CHSC95505  Helianthemum scoparium var. vulgare LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1092 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Low foothills north of the 210 freeway. We followed the firebreak southwest. 598 Comment
  RSA441791  Helianthemum scoparium var. vulgare M. Bisbee 1917-5-3 s.n. Los Angeles Hills north side Eagle Rock Valley. Comment
  SBBG124396  Helianthus inexpectatus A. Parikh, N. Gale 2011-8-11 2158 a Los Angeles Newhall Ranch, 1.25 km SW of Castaic Junction and 1.5 km upstream of confluence of Castaic Crk and Santa Clara River 305 Comment
  NY621871  Helianthus nuttallii subsp. parishii A. Davidson 09 1901 s.n. Los Angeles Eaast Los Angeles Comment
  NY621873  Helianthus nuttallii subsp. parishii L. T. Chamberlain s.n. Los Angeles Comment
  RSA0012950  Helianthus nuttallii subsp. parishii Louis Greata 1901-09 s.n. Los Angeles Oak Knoll Comment
  RSA588683  Heliotropium curassavicum Orlando Mistretta 1995-7-12 1895 Los Angeles Little Rock Creek, just N of Guard Station along Little Rock Creek, below dam 976 Comment
  SBBG14235  Heliotropium curassavicum M. A. Piehl 1962-10-3 62486 Los Angeles main rd near jct with Middle Ranch Rd Comment
  UCR272920  Heliotropium curassavicum Steven A. Junak 2000-6-30 SCa- 1357 Los Angeles Channel Islands, Santa Catalina Island, upper end of Little Harbor, near camp area, campground 8 Comment
  SBBG131913  Heliotropium curassavicum S. A. Junak 2000-6-29 SCa 1353 Los Angeles E side of Middle Ranch Rd, ca. 1.1 mi from intersection with Airport Rd 292 Comment
  RSA150687  Hemizonia clementina Peter H. Raven 1962-5-7 17575 Los Angeles San Clemente Island, Wilson Cove 46 Comment
  UCR153572  Herniaria hirsuta A. C. Sanders 2005-5-11 30174 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  SBBG113110  Herniaria hirsuta var. cinerea S. A. Junak 1998-5-2 SCa 621 Los Angeles upper portion of Avalon Cyn watershed, along Memorial Rd, ca. 0.7 mi rd mi above Wrigley Memorial 213 Comment
  CATA412  Hesperocyparis macrocarpa Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 549 Los Angeles Santa Catalina Island: Mt. Black Jack Campgrounds 451 Comment
  CHSC95458  Heteromeles arbutifolia LeRoy Gross 2001-11-10 450 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side. South side of La Tuna Canyon Road just west of the 210 freeway La Tuna Canyon exit. On Santa Monica Mountains Conservancy Land. 427 Comment
  RSA158298  Heteromeles arbutifolia Peter H. Raven 1962-4-10 17246 Los Angeles Gully to west side of island about 1.5 miles north of Thirst, San Clemente Island 457 Comment
  RSA681893  Heteromeles arbutifolia Scott D. White, Michael Honer 2003-6-18 9556 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  SBBG12785  Heteromeles arbutifolia E. R. Blakley 1962-6-9 5208 Los Angeles between Triangulation Pts "Chenity" and "Rest"; above Mosquito Cove 335 Comment
  SD253539  Heteromeles arbutifolia R. G. Swinney 2011-11-3 15991 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre (Mt Wilson 7.5'Q) 622 Comment
  UC620094  Heteromeles arbutifolia F. R. Fosberg 1931-5-21 S 4957 Los Angeles Santa Catalina Island; Cherry Valley 20 Comment
  UCR106303  Heteromeles arbutifolia B. G. Pitzer 1996-5-5 2869 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR125256  Heteromeles arbutifolia A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25494 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  CAS-BOT-BC318870  Heterotheca grandiflora F. A. Thackery 1928-6-3 429 Los Angeles Mulholland Drive Comment
  UCR219419  Heterotheca grandiflora R. G. Swinney 2009-3-26 10171 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  RSA0048605  Heterotheca grandiflora S. Karlin 1963-3-30 s.n. Los Angeles Mulholland Drive - Stunt Canyon. 548 Comment
  CAS-BOT-BC311147  Heterotheca sessiliflora A. C. Sanders 2003-3-14 25756 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  RSA93229  Heterotheca sessiliflora subsp. echioides F. W. Peirson 1225 Los Angeles Roadside near Sierra Madre. Comment
  UC212387  Heuchera elegans G. B. Grant 1900-4-22 21181 Los Angeles Mt. Wilson 1676 Comment
  RSA0062945  Heuchera elegans R. F. Thorne 1969-7-2 38332 Los Angeles San Gabriel Mts., Angeles National Forest: Near Cortelyou Springs, ca. 1 mile E of Islip Saddle on Angeles Crest Hwy. 2072 Comment
  RSA0087293  Heuchera elegans J. Clemens 1922-5-30 s.n. Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  UC57439  Hieracium argutum J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  UCR194003  Hieracium argutum var. parishii R. G. Swinney 1998-8-17 6766 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  RSA657436  Hirschfeldia incana Joseph M. Keefe 2001-1-19 30891 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  UC1922302  Hirschfeldia incana Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 695 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Freeway, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Comment
  POM47140  Hoita macrostachya I. M. Johnston 1924-8-13 s.n. Los Angeles San Antonio Mtns. Evey Canyon. 731 Comment
  POM1835  Holodiscus discolor Elizabeth Lodge 1900-6-5 32 Los Angeles Canyon near Claremont. 457 Comment
  UC1971311  Holodiscus discolor var. microphyllus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. Comment
  UCR248042  Hordeum jubatum Kai T. Palenscar 2013-2-15 s.n. Los Angeles Peninsular Ranges; Chino-Puente Hills region, City of Walnut, 250 m. north of N. Lemon Ave. up main drainage associated with Three Oaks development entrance at Amar Rd. 265 Comment
  POM180361  Hordeum murinum subsp. glaucum Edwin B. Bartram 1920-2-5 s.n. Los Angeles Santa Monica Beach Comment
  RSA599966  Hordeum murinum subsp. glaucum L. C. Wheeler 1968-3-21 s.n. Los Angeles Glendora Ridge Truck Trail. 610 Comment
  POM352465  Hordeum murinum subsp. leporinum M. B. Dunkle 1933-4-14 s.n. Los Angeles Long Beach. Comment
  RSA591974  Hordeum murinum subsp. leporinum Mark Hoefs, Doug Propst 1974-5-10 460 Los Angeles Catalina Island. Ridge between Cottonwood and Sweet Water Canyons 61 Comment
  UC284731  Hordeum murinum subsp. leporinum P. A. Munz 1923-4-8 6620 Los Angeles San Clemente Island Comment
  RSA746828  Horkelia cuneata subsp. puberula Justin M. Wood 2009-3-13 360 Los Angeles City of Claremont: SW corner of Claremont Blvd and Foothill Blvd. Open space area on the campus of Pitzer College. 398 Comment
  SEINET957968  Hosackia oblongifolia V. Duran 1933-1 3698 -3528 Los Angeles Buckhorn, San Gabriel Mts. 2591 Comment
  UCR190291  Hulsea heterochroma R. G. Swinney 1998-8-1 6628 Los Angeles San Gabriel Mtns., Vincent Gulch, 1.2 miles SE of Vincent Gap Trail Head, c. 2 miles east of the summit of Mt. Baden-Powell 1631 Comment
  RSA94158  Hulsea heterochroma Raymond J. Dobbs 1927-6-6 7672 Los Angeles About 1 mile from Waterman's on divide between Arroyo Seco and Tujunga. Comment
  UCR101284  Hydrocotyle verticillata L. C. Wheeler 1946-9-2 6346 Los Angeles University of Southern California Campus in front of Doheny Library, 36th St. & University Ave. 58 Comment
  RSA615307  Hypochaeris glabra Valerie L. Soza 1998-5-3 105 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard: West of main road, along southern edge of pHake Lake. 412 Comment
  UCR231072  Isocoma menziesii Dan S. Cooper 2011-9-13 s.n. Los Angeles South Coast, southeastern Hollywood, Fountain Ave. at Western Ave. 105 Comment
  SFV14466  Isocoma menziesii var. vernonioides J. L. Reveal 1987-9-11 3886 Los Angeles San Fernando Valley Limekiln Canyon, north of Rinaldi. 396 Comment
  SEINET6070046  Iva axillaris Unknown 1997-6-18 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  RSA232805  Jepsonia malvifolia R. F. Thorne 1966-4-17 36124 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 183 Comment
  CAS-BOT-BC101894  Juglans californica G. B. Grant 1900-3-17 3493 Los Angeles Lincoln Park, edge of [Arr] Arroyo Seco Comment
  POM295726  Juglans californica Lyman Benson 1946-4-30 12059 Los Angeles Brea Canyon, Puente Hills. 183 Comment
  RSA401008  Juglans californica Mable Enamler 1929-7-8 13767 Los Angeles Topanga Canyon Comment
  RSA597449  Juglans californica Tim S. Ross, Victor W. Steinmann 1995-5-8 8533 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
  RSA0011181  Juglans californica D. F. Howe 1947-3-22 s.n. Los Angeles Topanga Canyon 1/2 mile from ocean. Comment
  SEINET12033434  Juglans californica J. F. Bright, Wyman, C. 1933-1 8147 Los Angeles Mountains around Hollywood Comment
  RSA600978  Juglans californica var. californica Louis C. Wheeler 1967-6-26 9874 Los Angeles Elsmere Canyon. 441 Comment
  SD253478  Juglans hindsii R. E. Riefner Jr. 2014-5-10 14 113 Los Angeles San Fernando Valley, Los Angeles, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Haskell Creek near Woodley Park, E of Woodley Av3e, W of San Diego Freeway, N of Burbank Balvd. 213 Comment
  RSA799859  Juncus bufonius Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 6 Los Angeles Glendora Ridge Road 1288 Comment
  RSA368196  Juncus covillei F. R. Fosberg, Joseph A. Ewan 1931-8-12 s 5582 Los Angeles Little Jimmy Spring, Windy Camp, north slope Mt. Islip, San Gabriel Mountains. 2300 Comment
  RSA764403  Juncus effusus Justin M. Wood 2009-9-9 1294 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  POM176545  Juncus macrophyllus C. F. Baker 1903-9-20 3695 Los Angeles Hills above Claremont Comment
  UCD141713  Juncus macrophyllus Henry J. Thompson 1959-5-31 2059 Los Angeles just east of junction of Latigo Canyon Road with Mulholland Highway. Santa Monica Mountains. 518 Comment
  UCR125901  Juncus textilis A. C. Sanders, Mark Elvin, Julie M. Vanderwier, M. S. Enright 2002-6-26 25301 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south of Santa Clara River, above river gate into ranch 305 Comment
  RSA775953  Juncus tiehmii Orlando Mistretta, Christine Mistretta 2010-6-17 5340 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UCR179292  Juncus xiphioides R. G. Swinney 1989-5-22 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon, Big Dalton Debris basin 366 Comment
  SEINET8981508 Image available Juniperus chinensis Arboretum Staff 68 P1046 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  RSA602315  Keckiella breviflora var. breviflora Steve D. Boyd, Lauren Raz 1997-6-17 9946 Los Angeles Liebre Mountains region: Little Burnt Peak, at the divide between the head of Fish and Burnt canyons, north of Burnt Peak and southeast of Sawmill Mountain summit. 1597 Comment
  CAS-BOT-BC235765  Keckiella cordifolia Alice Eastwood 1917-7-20 6483 Los Angeles Santa Catalina Island Comment
  LA51896  Keckiella cordifolia N. M. Gauss; 1961-5-14 23 Los Angeles 344 Comment
  RSA307826  Keckiella cordifolia Henry J. Ramsey, Henry J. Ramsey 1938-6-11 2734 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA401698  Keckiella cordifolia Albert J. Perkins 1914-5-17 s.n. Los Angeles Tujunga Canyon Comment
  RSA401769A  Keckiella cordifolia Donald R. Bissing 1973-6-2 101 Los Angeles Evey Canyon, San Gabriel Mountians: 0.3 mile from canyon mouth. 726 Comment
  RSA533939  Keckiella cordifolia Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5217 Los Angeles San Clemente Island: south-east end of island in the vicinity of Knob, 5100 feet NW of Guds. 271 Comment
  UCD123754  Keckiella cordifolia M. Vincent 1962-6-18 260 Los Angeles Piuma Road, one mile east of Malibu Canyon Road. Comment
  RSA400478  Keckiella ternata subsp. ternata V. V. Giles 1936-7-5 19 Los Angeles Road into Crystal Lake 1524 Comment
  UC1183573  Kigelia africana Mildred E. Mathias & Francis Ball November 1948 Los Angeles South of Education Building, University of California, Los Angeles Comment
  POM308942  Koeleria macrantha Kay H. Beach 1943-5-11 653 Los Angeles Little Meadow near fire break below The Forest Boundary Comment
  RSA594930  Lactuca serriola Steve Boyd, Lauren Raz 1996-10-8 8996 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  UCR203228  Lactuca serriola R. G. Swinney 2005-7-21 8317 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
  SBBG127971  Lagunaria patersonia M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-10 2749 Los Angeles Catalina Harbor at the Isthmus 3 Comment
  POM352651  Lamarckia aurea E. S. Spalding 1926-8-13 15045 Los Angeles Monrovia Canyon [San Gabriel Mountains] Comment
  RSA574281  Lamarckia aurea Timothy S. Ross, Janet Takara, Misty Gray 1993-4-20 6829 Los Angeles Santa Catalina Island. Indian Head Rock, SSW of & overlooking, Little Harbor. 79 Comment
  SDSU1148  Lamarckia aurea unknown 1948-2-20 Los Angeles Claremont-in front of Crookshank Hall 366 Comment
  UCR125481  Lamarckia aurea A. C. Sanders, Mark Elvin 2003-4-14 25953 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  SEINET13297613 Image available Lantana camara R. G. Swinney 2011-1 14165 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  CATA3286  Lasthenia californica Julie L. King 2017-2-28 64 Los Angeles Santa Catalina Island: Site of old stables in Avalon Canyon, along north edge of golf course, in area seeded by Santa Catalina Island Company in 2016 with California (not Catalina) native seeds 0 Comment
  RSA724500  Lasthenia chrysostoma K. Dobry 1991-4-4 407 Los Angeles Elsmere Cyn. West San Gabriel Mts. Comment
  POM30498  Lasthenia gracilis George B. Grant 1901-1 98 Los Angeles Probably in the vicinity of Pasadena Comment
  SBBG31090  Lasthenia gracilis R. F. Thorne 1966-4-6 35927 Los Angeles ca. 1 mi W of Empire Landing Comment
  UC144429  Lasthenia gracilis C. F. Baker 1904-7-30 4160 Los Angeles Claremont Comment
  POM18976  Lasthenia gracilis P. A. Munz 1923-4-9 6688 Los Angeles Near Lemon Tank, Santa Clemente Island. Comment
  UC1584653  Lathyrus latifolius Jerry Powell 1986-4-17 1492 Los Angeles ca 1 mi nw Castaic; Big Oak Flat Comment
  UCSB3121  Lathyrus vestitus Beach, Kay 1943-2-9 Los Angeles San Dimas Exp. Forest; Monroe Canyon, 2100 ft. contour trail near gage 459 Comment
  RSA405673  Lathyrus vestitus subsp. laetiflorus B. C. Templeton 1931-3-29 s.n. Los Angeles Mandeville Canyon 200 Comment
  RSA526619  Lathyrus vestitus subsp. laetiflorus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4209 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  CATA3440  Lathyrus vestitus var. vestitus Benjamin J. Dion, Stuart Olshevski 2017-4-13 016 Los Angeles Santa Catalina Island: Channel Side; above White's Landing in China Wall watershed, below Airport Rd 139 Comment
  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
  UCD106567  Lathyrus vestitus var. vestitus Marc Meyer 1993-4-25 29 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2 mi. N of Tampa off ramp of 118 Fwy. 400 Comment
  SBBG84134  Lavatera assurgentiflora subsp. glabra F. C. Boutin 1967-4-23 1623 Los Angeles N end of island SW of airstrip runway Comment
  UCR256627  Layia glandulosa Mitch Provance 2010-5-4 0510- 40 Los Angeles Tehachapi Mtns., ridgeline overlooking Hwy I-5 about 0.4 miles NE of Gorman 1430 Comment
  POM97151  Layia glandulosa P. A. Munz 1925-4-23 9420 Los Angeles San Gabriel Canyon 305 Comment
  RSA11173  Layia glandulosa C. B. Wolf 1926-5-1 195 Los Angeles 2 miles W of Burbank, on Victory Blvd, San Fernando Valley Comment
  RSA92282  Layia glandulosa F. W. Peirson 1926-4-27 6667 Los Angeles San Gabriel Mountains. North side of San Gabriel Mountains, Rock Creek. 1296 Comment
  SFV4011  Layia platyglossa K. A. Wilson 1961-4-10 1142 Los Angeles Santa Susana Mountains Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  RSA3704  Layia platyglossa subsp. campestris C. B. Wolf 1932-5-11 3551 Los Angeles San Clemente Island. West side of Isthmus Harbor. 15 Comment
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Jan 23 2014
  SD80057  Lepidium densiflorum C. W. Tilforth 1970-4-9 256 Los Angeles Rancho Santa Ana Botanic Garden, Claremont. Comment
  RSA726887  Lepidium flavum Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  SBBG49900  Lepidium flavum L. S. Matlovsky 1975-3-28 DM 0011 -15 Los Angeles near Alta Vista Comment
  UCR270257  Lepidium fremontii R. G. Swinney 2011-4-1 14302 B Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA68340  Lepidium lasiocarpum F. W. Peirson 1923-4-8 3448 Los Angeles Wilsons Cove, San Clemente Island. Comment
  CDA29504  Lepidium latifolium Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  RSA278315  Lepidium latifolium C. W. Tilforth, Walter Wisura 1979-5-23 1810 Los Angeles Edge of empty field, E side of Lamberton Ave, cross street Dominguez and Alameda St, betw Compton and Dominguez Comment
  RSA485846  Lepidium nitidum T. S. Elias, Orlando Mistretta 1988-2-10 10663 Los Angeles San Clemente Island, near top of Marine Terrace Grade Comment
  SBBG62335  Lepidium strictum S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 539 Los Angeles upper portion of rd to Toyon Bay, 0.2 mi from intersection with main rd 411 Comment
  CAS-BOT-BC13009  Lepidium virginicum John Thomas Howell 1928-3-20 3484 Los Angeles Vermont Avenue between Sunset Boulevard and Santa Monica Boulevard. Comment
  CAS-BOT-BC60045  Lepidium virginicum var. menziesii Rev. M. C. Norris 1900-1-1 s.n. Los Angeles Glendale. Comment
  RSA187733  Lepidium virginicum var. pubescens R. F. Thorne 1966-4-7 35955 Los Angeles Santa Catalina Island, Cherry Valley. 46 Comment
  UCR125436  Lepidium virginicum var. pubescens A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25708 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
  SFV17994  Lepidospartum squamatum J. N. Hogue 1999-8-26 149 .1 Los Angeles Santa Monica Mountains Triunfo Canyon at Lake Enchanto. Peter Strauss Ranch. 230 Comment
  CAS-BOT-BC273935  Leptochloa fusca subsp. fascicularis E. K. Balls 1953-7-15 18356 Los Angeles In Botanic Garden, Claremont 411 Comment
  UCD64011  Leptochloa fusca subsp. uninervia W. M. Phillipson 1914-6-1 s.n. Los Angeles south of San Gabriel. Comment
  UC310863  Leptodactylon californicum Philip A. Munz 1925-3-18 8924 Los Angeles Newhall Grade Comment
  CHSC3694  Leptosiphon breviculus Mary MacArthur 1966-6-4 40 Los Angeles Chilao. Stream bed. 1524 Comment
  RSA778921  Leptosiphon breviculus Orlando Mistretta, Christine Mistretta 2010-6-3 5243 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  RSA0081005  Leptosiphon breviculus Dick Swinney 1994-6-12 2885 Los Angeles Sheep Mountain Wilderness, Prairie Fork Canyon, 2.1 mi. SE of jct of FS rds 3N06 and 3N39, at rd 3N39. S of road. 2194 Comment
  SEINET7968700 Image available Leptosiphon chrysanthus subsp. chrysanthus Larry C. Higgins 1974-4-11 8458 Los Angeles On Hwy 18 at the Los Angeles-San Bernardino County line Comment
  POM65896  Leptosiphon liniflorus Jos. Burtt Davy 1896-05 1874 Los Angeles Antelope Valley, below Caliente Comment
  RSA612151  Leptosiphon pygmaeus subsp. pygmaeus Steve Boyd, Kent Hughes 1998-5-5 10180 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1158 Comment
  SBBG17111  Leptosyne bigelovii K. A. Wilson 1962-3-25 1254 Los Angeles Soledad Cyn, W of Bee Cyn, N of River's End Ranch Comment
  LA31703  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Henry J. Thompson 1959-9-27 14507 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 243 Comment
  RSA601145  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1966-10-23 9056 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  UC75944  Lessingia glandulifera var. glandulifera Geo. B. Grant Aug 1901 687 Los Angeles San Gabriel Mountains, Pasadena Comment
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Jan 2 2017
  SEINET251715 Image available Leymus cinereus David Charlton, Mark Hagen 1989-6-30 3256 A Los Angeles Western Mojave Desert: southwest of Piute Ponds, Edwards Air Force Base (Rosamond 7.5' Q.:). 700 Comment
  RSA623876  Leymus condensatus Arthur R. Kruckeberg 1939-5-30 244 Los Angeles Hills back of [Eagle?] Rock Basin, South Pasadena Comment
  SEINET10595922  Leymus triticoides Adolph D. E. Elmer Elmer 3652 Los Angeles Acton. Comment
  SEINET10899774  Libocedrus decurrens Huron H. Smith 1912-1 Smith 4646 Los Angeles Mt. Wilson Comment
  RSA702834  Ligustrum Scott D. White 2004-4-23 10235 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
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Sep 3 2019
  CAS-BOT-BC130873  Lilium parryi Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38845 Los Angeles San Gabriel Mts., Angeles National Forest: above Angeles Crest Hwy. N & below Lily Spring at headwater of S Fork, Big Rock Creek, c. 2 mi. S of Dawson Saddle 2316 Comment
  UCR150047  Lilium parryi L. C. Wheeler 1967-9-4 10685 Los Angeles Transverse Ranges; San Gabriel Mountains, Ravine south of Camp Lupine, Prairie Fork 2043 Comment
  UC1375415  Linanthus breviculus Robert F. Thorne 1969-7-2 38226 Los Angeles Charlton Flats burn of 1954 San Gabriel Mts., Angeles National Forest 1600 Comment
  UCR14497  Linanthus breviculus George K. Helmkamp 1974-6-2 s.n. Los Angeles San Gabriel Mtns., Calif. Hwy 2, 2 miles SW of Calif. Hwy 138, beside Sheep Creek 1524 Comment
  CAS-BOT-BC226741  Linanthus californicus Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canon [Canyon], San Gabriel Mts Comment
  CAS-BOT-BC226742  Linanthus californicus F. Grinnell Jr. 1910-6-11 s.n. Los Angeles San Gabriel Mts 1066 Comment
  RSA156541  Linanthus californicus L. R. Abrams 1902-7-1 2624 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA0116600  Linanthus concinnus Orlando Mistretta, Christine Mistretta 2010-6-1 5221 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  UCR205289  Linanthus concinnus Valerie Soza, Sarah J. De Groot 2003-6-18 1687 Los Angeles Transverse Ranges; San Gabriel Mountains, Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, c. 0.6 mi above Cooper Canyon trail Camp on east slopes of Winston Peak 1982 Comment
  UC908269  Linanthus dichotomus Herbert L. Mason 1926-4-27 3023 Los Angeles Rock Creek San Gabriel Mountains Comment
  UCR184364  Linanthus dichotomus A. C. Sanders 2007-4-19 33469 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA334155  Linanthus dichotomus subsp. dichotomus R. F. Thorne 1973-5-11 43552 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  RSA187713  Linaria canadensis var. texana Robert F. Thorne 1966-4-6 35933 Los Angeles Santa Catalina Island: about 1 mile W of Empire Landing 213 Comment
  RSA400295  Linaria canadensis var. texana Reid V. Moran 1941-3-11 696 Los Angeles Santa Catalina Island. Ridge north of Middle Ranch. 300 Comment
  CAS-BOT-BC432212  Lithophragma bolanderi Timothy S. Ross; Steve Boyd 1994-5-11 7823 Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. Burnt Peak 7.5' USGS Quadrangle. 1548 Comment
  RSA639567  Lithophragma bolanderi Louis C. Wheeler 1967-5-23 9673 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  SBBG129324  Lithophragma bolanderi A. Parikh, N. Gale 2012-5-2 3576 Los Angeles W Fork San Gabriel River, 0.8 km E of Cogswell Dam 650 Comment
  CAS-BOT-BC432211  Lithophragma bolanderi Timothy S. Ross 1993-6-1 7353 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. Mt. Wilson 7.5 USGS gradrangle. 804 Comment
  UCR223263  Lobelia dunnii R. G. Swinney 2009-8-19 11450 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  UC29185  Lobelia dunnii var. serrata H. M. Hall 1896-8-13 305 Los Angeles San Gabriel Mountains, San Antonio Canyon San Antonio Canyon; San Gabriel Mountains, San Antonio Canyon Comment
  RSA657439  Lobularia maritima Joseph M. Keefe 2001-1-19 30897 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  RSA652799  Lobularia maritima Jim Reutzel 1994-5-22 140 Los Angeles Found behind the water tower, north of the university house in the northeastern most hills of the campus. Hills behind Cal Poly Pomona campus. Comment
  SD41387  Lobularia maritima Edith A. Purer 1931-4-28 2028 Los Angeles Redondo Beach Comment
  RSA441647  Loeflingia squarrosa Anstruther Davidson 1916-07 s.n. Los Angeles Crescenta. Comment
  UCR150467  Loeseliastrum matthewsii R. G. Swinney 1999-6-21 7371 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  CATA3339  Logfia arizonica Amy Catalano 2017-4-18 057 Los Angeles Santa Catalina Island: Hillside NNE of house #102 in Middle Ranch, about 120 meters from the house 260 Comment
  SBBG17762  Logfia arizonica P. H. Raven 1962-5-9 17671 Los Angeles near head of cyn at S end of Mosquito Cove 320 Comment
  SBBG42235  Logfia filaginoides M. B. Dunkle 1939-4-6 7317 Los Angeles Mosquito Ridge Comment
  SEINET197964 Image available Logfia filaginoides George B. Grant 1901 - 1905 4018 Los Angeles Pasadena Comment
  UC63249  Logfia filaginoides Ernest Braunton 1903-3-1 854 Los Angeles Playa del Rey Comment
  CATA1608  Logfia gallica Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2877 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  SJSU1841  Lomatium dasycarpum C. W. Sharsmith 1957-4-13 6380 Los Angeles c. 5 mi S of Gorman, northwestern Los Angeles County 762 Comment
  RSA47571  Lomatium dasycarpum subsp. dasycarpum George T. Hastings 1949-4-30 s.n. Los Angeles Decker Road. Comment
  RSA669627  Lomatium dasycarpum subsp. dasycarpum LeRoy Gross 2002-4-13 529 Los Angeles Northwest side; Entered at the corners of Ledge Ave. & Tuxford St. off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek 305 Comment
  UC934041  Lomatium dasycarpum subsp. dasycarpum H. L. Cogswell 1951-5-8 81 Los Angeles 0.75 mi N of San Dinias Park (Sec. B-10, Plot 2); San Gabriel Mountains, base of 518 Comment
  UC1605265  Lomatium dissectum var. multifidum Tim Ross and Steve Boyd 1994-5-4 7676 Los Angeles Dogwood Canyon - narrow canyon draining n.e. to Burns Canyon from the n.e. summit of Grass Mt.; Liebre Mts., Lake Hughes Quad., Dogwood Canyon 1267 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
  UCR221916  Lomatium mohavense R. G. Swinney 2009-4-28 10525 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  SEINET12118927  Lomatium mohavense H. H. Heller 1937-1 424 Los Angeles 20 mi E of Lancaster on Victorville Road Comment
  UCR125419  Lomatium utriculatum A. C. Sanders, Mark Elvin, K. Rindlaub 2003-3-5 25705 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, near entrance to Magic Mountain Amusement Park, north of magin Mtn. Parkway and west of I-5 335 Comment
  POM308884  Lomatium utriculatum Anonymous 1943-4-22 647 Los Angeles Over top of Dalton Firebreak, San Dimas Experimental Forest, U. S. Forestry Dept. Comment
  RSA60201  Lomatium vaginatum E. K. Balls, L. W. Lenz 1950-3-28 14457 Los Angeles 2 miles north of Castaic, Hwy 99. 366 Comment
  CAS-BOT-BC234813  Lonicera subspicata Joseph Andorfer Ewan 1936-8-2 9917 Los Angeles Mescal Creek, San Gabriel Mts. 1615 Comment
  RSA764983  Lonicera subspicata Doris Bowers 1957-5-12 519 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  SEINET13387029 Image available Lonicera subspicata var. denudata R. G. Swinney 2011-1 15959 Los Angeles San Gabriel Mountains: confluence of West Fk. San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  UCR68916  Lotus argophyllus subsp. ornithopus Steve Boyd, Et al. 1990-4-7 4204 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  RSA526616  Lotus argophyllus subsp. ornithopus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 s.n. Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SEINET3131476  Lotus argophyllus var. argophyllus G. B. Grant 1904-5-17 713 -6245 Los Angeles Mt. Wilson 1524 Comment
  UC397212  Lotus heermannii I. Johnston Los Angeles El Monte 121 Comment
  UC80812  Lotus heermannii Ernest Braunton 1902-5-10 330 Los Angeles Rivera Comment
  UCR186882  Lotus humistratus A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32038 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  RSA498758  Lotus humistratus M. Lindsay 1928-4-5 14573 Los Angeles Palos Verdes Hills Comment
  RSA755967  Lotus humistratus Orlando Mistretta, Christine Mistretta 2008-4-4 2312 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  SEINET11177585  Lotus humistratus Unknown 1973-4-21 s.n. Los Angeles Vincent Comment
  UC15668  Lotus oblongifolius var. oblongifolius Dr. A. Davidson May 1896 Los Angeles Antelope Valley Comment
  UC535040  Lotus oblongifolius var. oblongifolius Victor Duran 1933-7-22 3528 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  UC15511  Lotus purshianus var. purshianus State Survey 559 Los Angeles San Antonio River Comment
  UCR258732  Lotus salsuginosus R. G. Swinney 2010-3-16 11921 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
  RSA783418  Lotus salsuginosus J. D. Olmsted 1958-3-10 36 Los Angeles High stream terrace above southwestward draining Liveoak Creek, 3 miles north of Webb school above HIll ranch along fire road NE of Claremont 549 Comment
  POM9297  Lotus salsuginosus var. salsuginosus P. A. Munz 1920-4-29 3795 Los Angeles San Dimas Canyon. 457 Comment
  RSA574307  Lotus salsuginosus var. salsuginosus R. G. Swinney 1994-5-7 2822 Los Angeles Glendora Wilderness Park, along Mystic Canyon Trail. N of Big Dalton Canyon Rd. 457 Comment
  POM156181  Lotus scoparius L. R. Abrams 1902-6-11 2518 Los Angeles Playa del Rey. Comment
  RSA695433  Lotus scoparius A. C. Sanders, Mark Elvin 2002-6-19 25156 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just S of Santa Clara River. 305 Comment
  UC440451  Lotus scoparius Carl Epling and Lincoln Ellison 1929-3-16 Los Angeles Topanga Canyon Santa Monica Mountains Comment
  RSA0111925  Lotus strigosus R. G. Swinney 2011-5-31 14930 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  UCR276884  Lotus strigosus R. G. Swinney 2011-6-7 15085 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
  RSA597446  Lotus strigosus T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5234 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
  UCR270823  Lotus unifoliolatus R. G. Swinney 2010-6-29 13392 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  UC440403  Lotus wrangelianus Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topanga Canyon Santa Monica Mountains Comment
  CAS-BOT-BC201433  Lupinus albifrons var. albifrons E. K. Balls 1952-4-12 8465 Los Angeles Just North of Claremont below Indian Hill 365 Comment
  SBBG18732  Lupinus albifrons var. douglasii E. R. Blakley 1963-4-7 5536 Los Angeles Farnsworth Spring, NW of Avalon on the island rd 365 Comment
  RSA713742  Lupinus bicolor A. C. Sanders, Helen Kennedy 2005-4-13 29433 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  SBBG133638  Lupinus bicolor L. Gross, P. DeVries, O. Gasser 2015-4-7 6945 Los Angeles Arrastre Cyn, near Acton; started at the junction between Arrastre Cyn Rd and Moody Truck Trail; follow the crk and slope beyond where Moody Truck Trail crosses the crk, NE side slope only 807 Comment
  SEINET7063489 Image available Lupinus bicolor A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  UC56587  Lupinus bicolor Miss E. D. Palmer before Feb. 1902 Los Angeles Los Angeles Comment
  UCR205211  Lupinus bicolor R. G. Swinney 2008-3-26 8575 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA407086  Lupinus bicolor subsp. umbellatus M. B. Dunkle 1939-4-6 7319 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA87343  Lupinus concinnus F. W. Peirson 1921-5-19 7720 Los Angeles Little Rock Creek 976 Comment
  RSA413471  Lupinus concinnus Anstruther Davidson 1893-7-6 s.n. Los Angeles Rock Creek Comment
  UC130329 Image available Lupinus densiflorus var. altus J. Burtt Davy May 9 1896-May 24 1896 2505 Los Angeles Manzana Antelope Valley; Manzana, Antelope Valley Comment
  UCR126665  Lupinus excubitus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26205 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR209926  Lupinus excubitus subsp. austromontanus R. G. Swinney 2008-7-15 9204 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA413594  Lupinus excubitus var. hallii Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  SEINET10485294  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA 6454 x 6453 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  SEINET10485310  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA 8292 x 6456 Los Angeles Plants 3 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. Hybridization by david b. Dunn. The numbers Are the field plant numbers of rsa. 1St # is female parent x 2nd # male Parent. () Parenthetic # is f1 plant number. Seeds from open field pollen Vector. Comment
  UC56362  Lupinus formosus Ernest Braunton 1903-1-1 749 Los Angeles Elysian Park Comment
  RSA229190  Lupinus formosus var. formosus R. F. Thorne 1971-6-30 40747 Los Angeles Pacifico Mountain 1951 Comment
  RSA413631  Lupinus formosus var. formosus L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest 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
  RSA413686  Lupinus hirsutissimus Robert M. Perkins 1935-3-24 16 Los Angeles San Antonio Canyon.[San Gabriel Mountains] Comment
  UCR197208  Lupinus hirsutissimus Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 754 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 457 Comment
  UCR205103  Lupinus hirsutissimus R. G. Swinney 2008-4-11 8665 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  SFV11233  Lupinus hirsutissimus D. K. Shayne 1966-3-9 110 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  UC57457  Lupinus latifolius var. parishii J. H. Barber 1897-6-27 Los Angeles Aliso Canyon Comment
  CAS-BOT-BC202087  Lupinus longifolius Charles Piper Smith 1923-7-16 3785 Los Angeles Sierra Madre Comment
  LA200474  Lupinus longifolius Carl Epling; M. Epling 1925-5-15 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  POM199531  Lupinus longifolius I. W. Clokey, Bonnie C. Templeton 1929-05 4560 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  OBI48499  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1346 Los Angeles Hwy 138 and 26th Ave in Palmdale Comment
  CAS-BOT-BC207247  Lupinus peirsonii Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  RSA87422  Lupinus polyphyllus subsp. bernardinus F. W. Peirson 1923-5-21 3520 Los Angeles Fish Canyon, San Bernardino Mountains 686 Comment
  RSA0119540  Lupinus sparsiflorus R. G. Swinney 2014-5-19 16589 Los Angeles San Gabriel Mountains; Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., Colby Fire burn area of 2014, 0.4 miles SSE of Glendora Ridge Mtwy. 622 Comment
  SD186212  Lupinus sparsiflorus A. C. Sanders, Andy Thompson 2003-4-15 26007 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park. 366 Comment
  UCR129382  Lupinus sparsiflorus Orlando Mistretta 1995-4-21 1640 Los Angeles San Gabriel Mtns, Little Rock Creek. Un-named canyon draining the W slope of Little Rock Creek Canyon 0.5 mi north of Kitter Canyon 1280 Comment
  UCR191286  Lupinus sparsiflorus T. B. Salvato 2008-4-22 3301 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCR220245  Lupinus sparsiflorus R. G. Swinney 2009-4-28 10518 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  SEINET10490973  Lupinus sparsiflorus subsp. sparsiflorus Unknown 1916-4-15 Sturges s.n. Los Angeles Foothills n of claremont. 16 Inches tall. Violet color. Sandy habitat. Comment
  UC537064  Lupinus succulentus P. A. Munz 1934-4-2 13147 Los Angeles San Dimas , San Dimas (Puddingstone Canyon) 304 Comment
  RSA533434  Lupinus succulentus Tim S. Ross 1991-4-21 4515 Los Angeles Whittier Hills (Puente Hills, proparte) Middle Turnbull Canyon drainage just SW of Old water tank. 220 Comment
  SD30041  Lupinus superbus Paul O. Schallert 1943-5-9 Los Angeles Monrovia. Mt. Canyon Comment
  RSA0110807  Lupinus truncatus Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14332 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  RSA669699  Lupinus truncatus LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 493 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Burbank 7.5 Quad. 412 Comment
  UC174065  Lycium brevipes var. hassei G. B. Grant 1900-1 6157 Los Angeles Santa Catalina Island Comment
  RSA428859  Lycium cooperi Louis C. Wheeler 1932-4-10 608 Los Angeles Palmdale, Mohave Desert 762 Comment
  RSA355900  Lycopersicon esculentum Robert F. Thorne 1975-9-4 47381 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  RSA589866  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara 1994-8-4 8209 Los Angeles Santa Catalina Island. SW side of the island, 460m ENE of Carlos triangulation point (972 ft) and 2080m NNW of Quartz triangulation point (1252 ft) 207 Comment
  RSA589869  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara 1994-8-4 8213 Los Angeles Santa Catalina Island, SW side of the island, lower Bullrush Canyon, 1040m SE of Mills Landing (as labeled on USGS topo) and 765m NNE of Carlos triangulation point (972ft). 81 Comment
  UC483362  Lyonothamnus floribundus subsp. floribundus L. R. Abrams and I. L. Wiggins 1931-7-4 320 Los Angeles White's Landing Channe Islands, Santa Catalina Island Comment
  CATA1016  Lysimachia arvensis Mark L. Hoefs 1995-5-4 1931 Los Angeles Santa Catalina Island: Above Howlands Landing 60 Comment
  CATA1171  Lysimachia arvensis Mark L. Hoefs 1995-5-30 2165 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  RSA0011274  Lythrum hyssopifolia Robert Gustafson 1980-9-16 1912 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  UCR149509  Machaeranthera canescens R. G. Swinney 1997-7-14 5679 Los Angeles San Gabriel Mtns., west of Wrightwood, Table Mtn. area, c. 100 m NW of amphitheater and Table Mtn. Campground 2207 Comment
  POM362162  Madia exigua Anstruther Davidson s.n. Los Angeles Santa Catalina Island. Comment
  RSA607388  Madia minima L. C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains; Devil's Canyon 1433 Comment
  CAS-BOT-BC343601  Madia sativa Grant 1902-9-1 5055 Los Angeles Oak Knoll - Pasadena Comment
  CAS-BOT-BC343602  Madia sativa Robert F. Thorne; P. Everett 1965-6-22 34910 Los Angeles Santa Catalina Island: canyon above Avalon 152 Comment
  RSA158261  Madia sativa P. H. Raven 1962-7-10 17983 Los Angeles Scattered in canyon below Lemon Tank, San Clemente Island 244 Comment
Read comments
Dec 25 2010
  CAS-BOT-BC206236  Malacothamnus fasciculatus Alice Eastwood 1928-6-15 15400 Los Angeles Claremont Comment
  RSA754224  Malacothamnus fasciculatus Ellen Mackey, Blake Whittiington 2006-9-28 NFWF- 1767 Los Angeles Tanbark Flats, San Gabriel Watershed, Forest Service area 838 Comment
  CATA28  Malacothamnus fasciculatus var. catalinensis USC Wrigley Interns: Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Miller Zou, Sarah Ratay 2011-7-1 11 Los Angeles Santa Catalina Island: Deer Valley Trail, Aspect: Northwest, Slope: approx. 30% 22 Comment
  CAS-BOT-BC345327  Malacothrix californica Steve Boyd; Lauren Raz 1997-4-16 9512 Los Angeles Liebre Mountains Region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01 960 Comment
  JEPS36802  Malacothrix californica W. L. Jepson 1935-4-17 17048 Los Angeles 6.5 mi w Lancaster 731 Comment
  SFV4045  Malacothrix californica M. L. Vincent 1960-6-23 77 Los Angeles San Gabriel Mountains Big Pine camping area. 1 mile off Highway 138 on the Bald Flat Road. 1829 Comment
  SBBG66077  Malacothrix clevelandii R. Hoffmann 1930-5-19 Los Angeles Mint Cyn, 4 mi E of Oaks Garage Comment
  CAS-BOT-BC322479  Malacothrix foliosa M. B. Dunkle 1939-4-2 7211 Los Angeles Southeast point, San Clemente Island Comment
  RSA545196  Malacothrix foliosa Timothy S. Ross 1992-4-14 6175 Los Angeles San Clemente Island, central E side of island; coastal bluff on E escarpment ca 20 m S of where Nanny Cyn drainage meets the sea 18 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
  SBBG44371  Malacothrix glabrata G. Sphon, D. Hearn 1956-5-30 21 Los Angeles Black Butte Comment
  RSA660078  Malacothrix glabrata Orlando Mistretta 1992-5-25 416 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  POM156278  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1902-6-20 2568 Los Angeles Ballona marshes near Mesmer. Comment
  POM362370  Malacothrix saxatilis var. tenuifolia N. C. Cooper 1949-6-29 4369 Los Angeles San Gabriel Canyon 457 Comment
  UC1922891  Malacothrix saxatilis var. tenuifolia Valerie Soza, L. Lubinsky 2001-5-16 1229 Los Angeles Transverse Ranges; Verdugo Mountains; Northern San Rafael Hills, Liz's Loop (Edison Road) to Cherry Canyon Fire Road 488 Comment
  CAS-BOT-BC170379  Malosma laurina Timothy S. Ross 1994-7-19 8173 Los Angeles S base of Indian Hill Mesa, Claremont 396 Comment
  CAS-BOT-BC170380  Malosma laurina Louis C. Wheeler 1933-11-29 2277 Los Angeles San Dimas Canyon, San Gabriel Mts. 381 Comment
  RSA652782  Malosma laurina Monica Acosta 1998-5-25 41 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 225 Comment
  UC1302368  Malosma laurina Robert F. Thorne and P. Everett 1964-2-6 33287 Los Angeles w. of Catalina Harbor at Isthmus; Santa Catalina Isl. 4 Comment
  UC455454  Malosma laurina I. J. Condit 1908-6-29 Los Angeles Catalina Isl. Comment
  SEINET10629053  Malus pumila Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3776 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  JEPS68644  Malva nicaeensis F. W. Peirson 3356 Los Angeles streets of Claremont Claremont Comment
  SD144452  Malva nicaeensis B. Pitzer 1996-4-27 2725 Los Angeles City of Signal Hill, Reservoir Park, on Wardlow Rd between Orange St & Walnut St, E of Long Beach Blvd Comment
  SFV16072  Malva parviflora P. W. Byrne, K. Moser 1994-5-14 40 Los Angeles Santa Monica Mountains Topanga State Park. Topanga. Near entrance at end of Waveview Drive alongside a dirt fire road on north-facing slope. 350 Comment
  UC284780  Malva parviflora P. A. Munz 1923-4-13 6784 Los Angeles San Clemente Island Comment
  RSA649000  Malva parviflora Scott Lowe 1991-4-20 8 Los Angeles San Gabriel River channel, about 100 m. south of Valley Boulevard bridge, city of El Monte. Comment
  SD132622  Malva parviflora M. B. Dunkle 1939-4-6 7293 Los Angeles San Clemente Island. Mosquito Harbor, beach bank by cabin. Comment
  RSA670663  Malvastrum orbiculatum Anstruther Davidson 1920-06 3369 Los Angeles Acton. Comment
  RSA4834  Malvella leprosa James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Comment
  RSA121896  Marah macrocarpa A. D. Gifford 1935-4-14 578 Los Angeles 2 1/2 miles E. of Whitaker Pk. 915 Comment
  RSA341425  Marah macrocarpa F. C. Boutin 1967-4-23 1665 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site 305 Comment
  RSA670932  Marah macrocarpa Joseph M. Keefe 2001-1-19 30914 Los Angeles Roadside along Sholl Canyon Road, 3 meters north of beginning of the Eagle Rock Park Path, 200 meters north of Figueroa Street, Eagle Rock. 280 Comment
  SD143936  Marah macrocarpa Scott D. White 1997-2-2 4661 Los Angeles San Dimas/Pomona area; Bonelli Regional Park 239 Comment
  SFV21386  Marah macrocarpa L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 45 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 586 Comment
  UCR259365  Marah macrocarpa R. G. Swinney 2010-4-23 12333 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  OBI69391  Marah macrocarpa Suzan Barth, Steven Korenstein 1994-4-2 38 Los Angeles Santa Susana Mts Northridge, Aliso Cyn off Sesnon 100 m from trl head n side 165 Comment
  RSA0077295  Marah macrocarpa R. F. Thorne, Jim Henrickson 1963-5-5 32286 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  RSA256462  Marah macrocarpa P. A. Munz 1940-4-29 16576 Los Angeles San Antonio Wash, northeast of Claremont. 518 Comment
  RSA535719  Marah macrocarpa var. major Tim Ross 1991-5-22 5461 Los Angeles San Clemente Island: Spray Canyon, short canyon 2400ft ENE of Spray (whih in turn is 5200ft N of Eel Point) W side of island 69 Comment
  SBBG12655  Marrubium vulgare E. R. Blakley 1962-10-5 5449 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  SBBG31367  Marrubium vulgare R. F. Thorne with P. C. Everett 1965-5-10 34428 Los Angeles Cape Cyn 274 Comment
  UCR256873  Marrubium vulgare R. G. Swinney 2010-6-8 13213 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA522973  Marrubium vulgare Tim S. Ross 1991-2-23 4087 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping WNW from Turnbull Canyon Road x Skyline Drive. 292 Comment
  RSA512034  Matricaria matricarioides L. C. Wheeler 1967-5-24 9712 Los Angeles San Gabriel Mts., Angeles National Forest: Indian Canyon, Sec. 20 822 Comment
  SBBG122562  Meconella denticulata R. Burgess, B. Meiners, C. Davis, P. Munro 1999-4-16 3229 Los Angeles Canton Cyn, NE of Piru Lake, hills S of Canton Crk 335 Comment
  SBBG95700  Medicago polymorpha M. B. Dunkle 1939-4-6 7327 Los Angeles Mosquito Ridge Comment
  UCR124744  Medicago polymorpha B. C. Templeton, I. W. Clokey 1930-4-2 4408 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  UCR182674  Medicago polymorpha R. G. Swinney 1998-4-13 5960 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  RSA652169  Medicago polymorpha C. O. Gaston 1948-4-23 s.n. Los Angeles Growing wild at 2541 4th St., LaVerne. 289 Comment
  POM348054  Medicago polymorpha var. brevispina Robert Gustafson 1981-3-10 2116 Los Angeles Ballona Wetlands, Area 1. Comment
  UCR106902  Medicago sativa Steve Boyd, Lauren Raz 1997-6-18 9996 Los Angeles San Gabriel Mtns., Liebre Mountains, along Elizabeth Lake Rd in Leona Valley, south of Ritter Ridge, 3.6 road mi. west of intersection with Highland Street. 890 Comment
  RSA131320  Medicago sativa Peter H. Raven, Henry J. Thompson 1959-9-19 13719 Los Angeles Along U. S. Highway 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  POM50508  Melica imperfecta Le Roy Abrams 1901-04 1346 Los Angeles San Fernando Mts. 762 Comment
  RSA0060811  Melica imperfecta LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6971 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA177703  Melica imperfecta R. F. Thorne, P. Everett 1965-5-12 34624 Los Angeles Bullrush Canyon, Santa Catalina Island 244 Comment
  UCR150870  Melica imperfecta R. G. Swinney, Dave Larson 1999-5-15 7175 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR181112  Melica imperfecta R. G. Swinney 1997-4-25 5509 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  POM1203  Melica stricta I. M. Johnston 1918-7-6 2065 Los Angeles Prairie Fork of San Gabriel River. 2287 Comment
  RSA729941  Melica stricta R. G. Swinney 1999-6-18 7296 Los Angeles San Gabriel Mtns.: Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1683 Comment
  UCR98920  Melica stricta Steve Boyd, Lauren Raz 1997-5-20 9802 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  POM348166  Melilotus albus B. E. Burch 1943-07 s.n. Los Angeles Palos Verdes Cliffs, Redondo Beach Comment
  SBBG39465  Mentha R. F. Thorne 1966-6-2 36521 Los Angeles cyn leading to White's Landing 60 Comment
  RSA409931  Mentha suaveolens Anstruther Davidson 1896-07 s.n. Los Angeles Glendale. Comment
  RSA286434  Mentzelia dispersa Mary H. O Brien 1976-5-15 76- 5 -15-1 Los Angeles San Gabriel Mountains. 5 mi W of Wrightwood on Hwy 2, .5 mi up Blue Ridge Nature Trail starting opposite Big Pines Ranger Station. 1951 Comment
  SFV16947  Mentzelia laevicaulis J. N. Hogue 1997-7-7 86 .1 Los Angeles San Gabriel Mountains San Francisquito Canyon. 457 Comment
  RSA440460  Mentzelia laevicaulis Albert J. Perkins 1915-10-8 s.n. Los Angeles East Fork San Gabriel River. Comment
  RSA305703  Mentzelia micrantha Mark Hoefs, D. Propst 1973-5-4 257 Los Angeles Santa Catalina Island, W end road just beyond Cherry Cove, near Lyon s Head Point 46 Comment
  UCR206124  Mentzelia micrantha R. G. Swinney 2008-5-30 8903 Los Angeles San Gabriel Mtns., San Gabriel Canyon near El Encanto, 200 m west of entrance along Hwy 39 232 Comment
  RSA774594  Mentzelia montana Orlando Mistretta, Christine Mistretta 2010-6-10 5294 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  RSA0077368  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2005-4-21 2067 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  SEINET6944407  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  LA209012  Micranthes californica Zaitlin; 1951-3-17 Los Angeles San Gabriel Mountains, Angeles Crest Highway S side 761 Comment
  UCR107778  Micropus californicus var. californicus L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  POM18204A  Microseris elegans P. A. Munz 1923-4-10 6732 Los Angeles Grassy slope S of Lemon Tank, San Clemente Island 244 Comment
  RSA535271  Microseris heterocarpa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5316 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons 486 Comment
  RSA517144  Mimulus aurantiacus Tim S. Ross, S. D. Boyd 1990-5-14 2484 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Rander District. 1079 Comment
  RSA654212  Mimulus aurantiacus Marilyn Porter 1991-5-19 32 Los Angeles Upland at San Bernardino County line south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 671 Comment
  RSA725419  Mimulus aurantiacus K. Dobry 1991-5-20 599 Los Angeles West San Gabriel Mts. along Little Tujunga Rd up to Bear Divide. Comment
  POM305147  Mimulus aurantiacus var. pubescens Henry J. Ramsey, Henry J. Ramsey 1937-4-26 430 Los Angeles Pomona, Hillside; Drainage Area: Pacific slope. 305 Comment
  RSA0087021  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-4-30 12450 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA442641  Mimulus aurantiacus var. pubescens F. Post 1931-4-1 s.n. Los Angeles Santa Susana Pass Comment
  UCSB10374  Mimulus aurantiacus var. pubescens Wedberg, Lee 1954-4-5 Los Angeles Griffith Park 457 Comment
  RSA420670  Mimulus cardinalis Bonnie C. Templeton 1932-7-21 5039 Los Angeles Prairie Forks near Big Pines Park , San Gabriel Mountains. Comment
  UCSC000679  Mimulus cardinalis J. H. Barber 1898-6-29 s.n. Los Angeles Santa Monica Canyon Comment
  RSA0051688  Mimulus cardinalis L. E. Hoffman 1945-7-25 s.n. Los Angeles Upper Pacoima, Dillon's Ranch. 304 Comment
  RSA132232  Mimulus cardinalis Gale Sphon 1959-6-27 376 Los Angeles West of junction of Big Rock Creek Road with paved road, San Gabriel Mountains. 2058 Comment
  RSA617365  Mimulus constrictus Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10230 Los Angeles Liebre Mountains region: Warm Springs Mountain, knoll northwest of summit along road into Necktie Basin. 1134 Comment
  RSA447915  Mimulus guttatus M. Bisbee 1917-5-5 s.n. Los Angeles Stream, Eagle Rock Valley Comment
  CDA41673  Mimulus longiflorus A. C. Sanders 2003-6-18 26950 Los Angeles Santa Susana Mountains, Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. Comment
  RSA0097169  Minuartia douglasii R. G. Swinney 2011-6-1 14967 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 1061 Comment
  RSA778738  Minuartia douglasii Orlando Mistretta, Christine Mistretta 2010-6-1 5236 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  UC1076499  Minuartia douglasii Margaret Stason 1927-5-14 Los Angeles Pinon Ridge San Gabriel Mountains Comment
  UCR276806  Minuartia douglasii R. G. Swinney 2010-5-21 12897 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
  RSA602805  Minuartia nuttallii subsp. gracilis L. C. Wheeler 1967-9-13 10744 Los Angeles San Gabriel Mountains: West Baldy. 3018 Comment
  SEINET3245957  Mirabilis laevis R. G. Swinney 2009-1 10812 Los Angeles Transverse Range; San Gabriel Mtns. Foothills: Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north fro west end of Pleasant View Ridge (Juniper Hills 7.5') 1433 Comment
  SBBG127531  Mirabilis laevis var. crassifolia M. L. Hoefs, S. A. Junak, L. Stratton 1998-3-21 2811 Los Angeles hillside above upper Cape Cyn 359 Comment
  RSA587245  Mirabilis laevis var. villosa Orlando Mistretta 1994-5-11 1187 Los Angeles Little Rock Creek. E slopes of canyon W of Basin Campground. 1037 Comment
  UCR206419  Monardella breweri R. G. Swinney 2008-6-4 8944 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  UC2035986  Monardella breweri C. Epling 1937-5-9 Los Angeles Neenach, Antelope Valley Comment
  JEPS63340  Monardella breweri subsp. lanceolata Frank W. Peirson 1919-7-1 511 Los Angeles Fish Canyon San Gabriel Mts. 304 Comment
  RSA0003920  Monardella elmeri A. D. E. Elmer 1902-06 3681 Los Angeles Acton. Mt. Gleason. 829 Comment
  SEINET6051123  Monardella lanceolata Louis C. Wheeler 1947-7-11 6545 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA151515  Muhlenbergia appressa P. H. Raven 1962-5-9 17708 Los Angeles Just north of Gray, San Clemente Island 427 Comment
  RSA593395  Muhlenbergia asperifolia Steve Boyd, Orlando Mistretta 1996-5-23 8825 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  LA9631  Muhlenbergia microsperma LeRoy Abrams; 1903-3-8 3111 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SD181789  Muilla maritima Valerie Soza, Kent Hughes 1999-6-17 554 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 747 Comment
  SBBG20585  Munzothamnus blairii E. R. Blakley 1963-12-8 6385 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  UC24137  Nama californica Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  SBBG6117  Nama demissa H. and M. Dearing 1935-4-13 1524 Los Angeles Bouquet Cyn, near Palmdale Comment
  JEPS1377  Nama demissa var. demissa Frank W. Peirson 1921-5-19 2415 Los Angeles Little Rock Creek , Little Rock Creek (San Gabriel Mountains) 1036 Comment
  CAS-BOT-BC259800  Nassella cernua Timothy S. Ross 1995-4-7 8364 Los Angeles Liebre Mountains. Old Ridge Route: 1.4 miles NNW of its intersection with Templin Highway, headwaters of Canton Canyon 902 Comment
  SBBG57001  Nassella cernua R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UC821969  Nassella lepida F. R. Fosberg 1931-3-19 S 4304 Los Angeles se slope near Avalon; Santa Catalina Island, Hamilton Canyon 10 Comment
  UC934043  Nassella lepida H. L. Cogswell 1951-5-8 88 Los Angeles 2/3 mi n San Dimas Foothill Co. Park; base of San Gabriel Mountains 457 Comment
  RSA526636  Nassella pulchra Steve Boyd 1990-4-7 4229 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  CAS-BOT-BC60406  Nasturtium officinale P. A. Munz; L. S.; G. W. 1919-4-12 2494 Los Angeles Near Puente. Comment
  RSA469838  Navarretia atractyloides Anstruther Davidson 1905-5-28 382 Los Angeles Hollywood Comment
  SD28066  Navarretia hamata Carl B. Wolf 1932-5-10 3525 Los Angeles Santa Catalina Island; along the equestrian Trail, back of Avalon 259 Comment
  CAS-BOT-BC109086  Nemacaulis denudata var. denudata Marcus E. Jones 1925-9-15 s.n. Los Angeles Seal Beach. Comment
  POM122756  Nemacaulis denudata var. denudata Marcus E. Jones 1925-9-15 s.n. Los Angeles Seal Beach Comment
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Jul 23 2014
  RSA703589  Nemacladus longiflorus var. breviflorus G. D. Wallace, M. Wallace 1983-5-20 2077 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  SEINET10460882  Nemacladus sigmoideus Rimo Bacigalupi 1953-6-14 Bacigalupi 4190 Los Angeles Upper slopes of South Fork of Little Rock Creek Canyon, San Gabriel Mountains, Angeles National Forest 1554 Comment
  UCSB5329  Nemophila menziesii Ballard 1954-4-13 Los Angeles On Pomona College Campus 259 Comment
  POM3611  Nemophila menziesii var. integrifolia O. W. Robinson 1916-3-10 s.n. Los Angeles East of Greek Theater. Claremont. Comment
  LA33790  Nemophila pedunculata Peter H. Raven; Henry J. Thompson 1959-5-5 14142 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1) 335 Comment
  RSA421490  Nemophila pedunculata Cameron Blake 1962-6-2 951 Los Angeles Off Angeles Crest Hwy, ca. 5 mi. N of La Canada. 793 Comment
  RSA613606  Nerium oleander L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Pacoima Canyon at Ant Canyon. 678 Comment
  POM155820  Nicotiana bigelovii var. wallacei M. L. Bryan 1928-10-3 94 -a Los Angeles Mandeville Canyon Comment
  CATA249  Nicotiana glauca Mark L. Hoefs, A. Douglas Propst 1973-5-4 248 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  POM4061  Nicotiana glauca Philip A. Munz 1918-4-16 2066 Los Angeles Claremont. Comment
  SEINET10696842  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3975 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10696847  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3964 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  POM264652  Notholaena californica L. C. Wheeler 1932-7-9 955 Los Angeles 3/4 mi. from mouth of Rogers Canyon, San Gabriel Mountains 305 Comment
  RSA600673  Notholaena californica subsp. californica L. C. Wheeler 1967-12-7 s.n. Los Angeles San Gabriel Mountains: West Fork of San Gabriel River between Rincon and North Fork. 457 Comment
  CAS-BOT-BC167054  Oenothera californica E. E. Morse 1940-5-19 s.n. Los Angeles [Mohave] Mojave Desert between Palmdale & Piute Butte Comment
  UC1007161  Oenothera elata subsp. hookeri Philip A. Munz 1935-9-22 14006 Los Angeles Claremont Comment
  CDA5204  Oenothera rosea G. C. Fleischman 1958-6-3 Los Angeles In African section of L.A. County Arboretum. 0 Comment
  RSA605123  Oligomeris linifolia Steven A. Junak 1978-4-15 SCa- 12 Los Angeles Santa Catalina Island. Lion s Head Point, north side of Cherry Cove. Comment
  SBBG53174  Oligomeris linifolia S. A. Junak 1978-4-15 SCa 12 Los Angeles Lion's Head Pt, N side of Cherry Cove Comment
  RSA0097543  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18410 Los Angeles Claremont, 100m south of the SE base of Indian Hill. 409 Comment
  RSA439565  Opuntia X occidentalis L. C. Wheeler 1931-7-13 s.n. Los Angeles 2 miles N of Claremont. 412 Comment
  RSA779451  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11223 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  SBBG122090  Orcuttia californica A. Parikh, N. Gale 2003-5-10 731 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  RSA458966  Oreonana vestita F. R. Fosberg 1931-8-12 792 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  RSA458969  Oreonana vestita Fred Burlew 1916-08 s.n. Los Angeles Mt. San Antonio Comment
  UCR204258  Oreonana vestita Naomi Fraga, Duncan Bell 2008-6-30 2297 Los Angeles San Gabriel Mountains, summit of Mount Baden-Powell 2866 Comment
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Sep 17 2018
  RSA0059244  Orobanche uniflora subsp. occidentalis Donald R. Bissing 1973-5-18 89 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  PASA147  Orthocarpus densiflorus Margaret Stason 1931-4-5 Los Angeles Wash near Asuza Comment
  JEPS15945  Osmorhiza brachypoda Frank W. Peirson 1918-5-19 135 Los Angeles Millards Canyon San Gabriel Mountains Comment
  SEINET11261654  Osmorhiza brachypoda David Keil 1980-3-28 13737 Los Angeles Lower Shake campground near Lake Hughes.; 0 1311 Comment
  UC457330  Oxalis albicans subsp. californica Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mtns Comment
  UC56284  Oxalis albicans subsp. californica H. M. Hall May 1902 3286 Los Angeles Santa Ana River Canyon 243 Comment
  UCR51316  Oxalis pes-caprae A. C. Sanders 1988-2-3 7596 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  RSA250515  Oxytheca parishii var. parishii Robert F. Thorne, John Dourley 1967-10-10 37373 Los Angeles San Gabriel Mts., Angeles National Forest: 1.5 mi. SW of Dawson Saddle. 2302 Comment
  POM50851  Oxytheca trilobata A. D. E. Elmer 1902-06 3695 Los Angeles Acton. Comment
  RSA598888  Packera breweri Steve Boyd, Timothy S. Ross 1997-3-21 9204 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA17061  Packera ionophylla C. B. Wolf 1936-5-27 7857 Los Angeles Aliso Canyon to Buckhorn Flats Road, 3.6 mi. above Tie Camp Summit (1st summit) 1889 Comment
  RSA232251A  Packera ionophylla R. F. Thorne 1969-7-2 38334 Los Angeles Cortelyou Spring ca. 1 mile E of Islip saddle, on Angeles Crest Hwy. 2072 Comment
  POM368042  Paeonia californica Henry J. Ramsey, Henry J. Ramsey 1937-1-7 371 Los Angeles Altadena: Craig Avenue 396 Comment
  UC9344  Paeonia californica G. Survey 1861-2-14 188 Los Angeles Sierra Sta. Monica Comment
  RSA602204  Panicum miliaceum L. C. Wheeler 1945-6-17 6073 Los Angeles South El Monte: Rio Hondo between Rosemead Boulevard and Garvey Avenue. Comment
  RSA445552  Papaver californicum Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  POM367107  Parapholis incurva Robert Gustafson 1981-4-29 2220 Los Angeles Ballona Wetlands, Area 1. Comment
  SBBG120057  Parietaria hespera var. hespera A. C. Sanders 2003-5-22 26823 Los Angeles abandoned gravel pit on boundary between Irwindale and Azusa, E of Irwindale Ave, S of 210 Fwy (which bisects pit) and N of Santa Fe RR, E of the San Gabriel River channel 171 Comment
  RSA235295  Parietaria hespera var. hespera E. R. Blakley 1963-12-7 6337 Los Angeles San Clemente Island, [near] Lighthouse, N. of Pyramid Head. 53 Comment
  RSA622846  Parnassia cirrata Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
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Feb 6 2008
  LA8367  Paspalum distichum J. A. Ewan; 1932-6-28 7514 Los Angeles 99 Comment
  RSA765877  Paspalum distichum R. E. Riefner Jr. 2007-7-1 07 -290 Los Angeles City of San Dimas, Puddingstone Reservoir, Bonelli Regional Park, East Shore Dr. 294 Comment
  UCR133734  Pectocarya anisocarpa F. R. Fosberg 1931-4-16 S- 4655 Los Angeles Channel Islands, Bullrush Ridge, Santa Catalina Island 396 Comment
  UCR155375  Pectocarya anisocarpa A. C. Sanders 2005-5-5 29914 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  SD108941  Pectocarya setosa James Henrickson 1973-5-12 9601 Los Angeles 6 air mails southeast of Pearblossom, 4.6 road miles south of Llano in lower portion of Bob's Gap along 165 Street 1235 Comment
  SFV3423  Pedicularis densiflora C. Gasser 1956-3-3 s.n. Los Angeles Santa Monica Mountains 6 miles from Highway 101 on Malibu Canyon Road. On hillside. 610 Comment
  SFV19326  Pedicularis semibarbata P. Wilson, J. N. Hogue 242.3 2005-5-23 4208 Los Angeles San Gabriel Mountains Kratka Ridge, trail to Mount Williamson. 0.25 km north of Highway 2. 2100 Comment
  CAS-BOT-BC67712  Pellaea andromedifolia J. H. Thomas 1949-2-22 6 Los Angeles San Clemente Island - near north-east end of island. 38 Comment
  CATA165  Pellaea andromedifolia Mark L. Hoefs 1973-3-17 128 Los Angeles Santa Catalina Island: Ben Weston Beach Road 45 Comment
  CATA3259  Pellaea andromedifolia Julie L. King 2017-2-20 57 Los Angeles Santa Catalina Island: South side of USC WIES Rd., about 0.45 road miles west of USC Wrigley 64 Comment
  LA94134  Pellaea andromedifolia Lawrence L. Kiefer; 1966-3-12 1667 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 0.75 mi from Hwy 1, N-facing bank just W of Mulholland Hwy,. 106 Comment
  SBBG119306  Pellaea andromedifolia V. Soza, K. Hughes 1999-6-17 548 Los Angeles upper Winter Crk Trail at San Olene Cyn; T1N R11W SW/4 S3 731 Comment
  UC812332  Pellaea andromedifolia Geo. L. Fisher 1920-7-9 Los Angeles Mt Wilson; Los Angeles 548 Comment
  CAS-BOT-BC71339  Pellaea mucronata Alice Eastwood 1913-5-11 3140 Los Angeles San Fernando Wash Comment
  UCR145466  Pellaea mucronata subsp. mucronata L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Burkhart Trail toward Will Thrall Peak 1921 Comment
  POM120783  Pellaea mucronata var. mucronata Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  RSA613027  Pennisetum clandestinum L. C. Wheeler 1974-12-29 s.n. Los Angeles San Gabriel Mountains: Millard Canyon just inside Angeles National Forest Boundary. Comment
  UCR252874  Pennisetum setaceum R. G. Swinney 2010-3-10 11804 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  CHSC24202  Penstemon centranthifolius Tim P. Spira 1976-6-19 44 Los Angeles In field 1 mi e of Virgenes Rd., off of Mulholland Hwy. 152 Comment
  RSA412441  Penstemon centranthifolius Bonnie C. Templeton, I. W. Clokey 1930-4-18 1064 Los Angeles San Francisquito Canyon, San Gabriel Mts. 274 Comment
  RSA613609  Penstemon centranthifolius Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Mattox Canyon at Santa Clara Divide Road. 1250 Comment
  UC76103  Penstemon centranthifolius Geo. B. Grant May 1902 938 Los Angeles Glendora Glendora (So. Cal.) Comment
  UCR273044  Penstemon centranthifolius R. G. Swinney 2011-7-8 15486 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 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
  NY583809  Penstemon centranthifolius F. W. Pennell 1940-4-19 25142 Los Angeles Route 99; about 2 miles south of Castaic 396.2 Comment
  UCR270102  Penstemon grinnellii R. G. Swinney 2011-7-21 15535 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA408061  Penstemon grinnellii subsp. grinnellii N. C. Cooper 1949-6-18 4196 Los Angeles Mt. Baldy Resorts. 1372 Comment
  SFV3435  Penstemon heterophyllus R. L. Armacost 1933-7-4 s. n. Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  NY601633  Penstemon heterophyllus var. australis C. B. Wolf 1936-5-25 7823 Los Angeles San Fernando Valley, 2 miles east of Chatsworth, along base of hills (Hagen Ranch) 365.8 Comment
  RSA408098  Penstemon heterophyllus var. australis Gale Sphon 1955-5-17 s.n. Los Angeles Mullholland Drive. Comment
  SFV16963  Penstemon labrosus J. N. Hogue, P. Wilson 1997-6-27 87 .7 Los Angeles San Gabriel Mountains Highway 2, mile marker 54.22. Near Camp Valcrest. 1829 Comment
  SEINET3160542  Penstemon pseudospectabilis subsp. connatifolius G. B. Grant 926 Los Angeles Mt. Lowe, So. Cal. 1219 Comment
  RSA749084  Penstemon rostriflorus R. G. Swinney 2005-8-11 8455 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  RSA774604  Penstemon rostriflorus R. G. Swinney 2009-7-29 11416 Los Angeles Pacifico Mountain summit. 2134 Comment
  RSA401814  Penstemon spectabilis var. spectabilis L. E. Hoffman 1927-7-10 s.n. Los Angeles Swartout Canyon, Big Pines. Comment
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Jan 4 2012
  LA51900  Penstemon spectabilis var. subviscosus N. M. Gauss; 1961-5-14 25 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr, 0.4 mi E of Topanga Canyon Blvd. 335 Comment
  LA51905  Penstemon spectabilis var. subviscosus W. O. Griesel; 1936-4-18 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  RSA0008516  Pentachaeta lyonii F. W. Peirson 1908-4-18 1221 Los Angeles Point Fermin. Comment
  RSA0008518  Pentachaeta lyonii Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  RSA687363  Pentagramma triangularis subsp. triangularis M. B. Dunkle 1939-11-24 7341 Los Angeles Canyon head, Mosquito summit, San Clemente Island. Comment
  RSA0021420  Perezia microcephala L. Haines 1935-1-15 s.n. Los Angeles San Dimas Park Comment
  RSA459081  Perideridia parishii subsp. latifolia L. E. Hoffman 1932-8-14 16276 Los Angeles Mt. Islip, Angeles National Forest, [San Gabriel Mountains] Comment
  LA94325  Peritoma arborea M. Zartlin; 1951-4-8 sn Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  POM158295  Perityle emoryi M. B. Dunkle 1928-4-29 1902 Los Angeles Little Harbor, Santa Catalina Island. 9 Comment
  RSA471842  Perityle emoryi C. Epling 1931-5-12 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mtns. Comment
  SBBG12848  Perityle emoryi E. R. Blakley 1962-6-9 5185 Los Angeles China Pt near lighthouse 9 Comment
  SEINET4335214  Persicaria lapathifolia L. C. Wheeler 1932-8-28 1300 Los Angeles Puddingstone Lake, San Jose Hills 259 Comment
  SFV2975  Phacelia M. L. Vincent 1962-5-19 245 Los Angeles Mojave Desert One mile from the Pearblossom turnoff to Valyermo. 975 Comment
  POM71760  Phacelia austromontana I. M. Johnston 1925-8-1 6610 Los Angeles San Antonio Mountains: western end Ontario Peak ridge. 2348 Comment
  UCR256175  Phacelia brachyloba R. G. Swinney 2010-6-4 13061 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR261784  Phacelia brachyloba R. G. Swinney 2010-5-11 12686 Los Angeles San Gabriel Mountains, 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
  RSA75507  Phacelia brachyloba F. W. Peirson 965 Los Angeles Las Flores Canyon; San Gabriel Mts. Comment
  RSA425058  Phacelia cicutaria Kathy Harper 1987-5-2 s.n. Los Angeles Santa Monica Mountains, Mulholland Hwy between Las Virgenes Valley overlook and Yerba Buena Rd. Comment
  UC1211050  Phacelia cicutaria var. hispida Huron H. Smith 1912-5-31 5053 Los Angeles Pebble Beach Rd Santa Catalina Isl. 7 Comment
  UC457250  Phacelia cicutaria var. hispida Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA783042  Phacelia cryptantha J. D. Olmsted 1959-6-7 635 Los Angeles Fish Fork 1/2 mile east of 5th falls and east of the east fork of the San Gabriel River 1463 Comment
  UCR192881  Phacelia curvipes R. G. Swinney 1998-7-8 6342 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  POM3765  Phacelia distans McFadden s.n. Los Angeles Claremont. Comment
  UC107560  Phacelia distans T. S. Brandegee 1890-5-15 Los Angeles Santa Catalina Island Comment
  RSA426200  Phacelia distans Richard C. Barkelew 1929-4-23 15963 Los Angeles Mulholland Highlands near LA. Comment
  SD43391  Phacelia douglasii var. douglasii Darley F. Howe 1948-5-2 Los Angeles Angeles Crest, desert side. 1036 Comment
  SD127605  Phacelia egena Scott Zona, D. Arias, et al. 21-28 Jun 1989 336 Los Angeles Mountain High Ski Resort; west of Wrightwood, north slopes of San Gabriel Mountains. 2018 Comment
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Jan 21 2011
  SFV17590  Phacelia egena J. N. Hogue, L. H. Hogue 1998-7-2 116 .5 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  RSA533936  Phacelia floribunda Tim S. Ross, Mistretta, Hammitt 1991-5-18 5225 Los Angeles San Clemente Island, southeast end of island; easternmost branch of Snake cactus canyon (drainage beginning 2350 ft due W of Guds) 130 Comment
  SEINET7072899  Phacelia fremontii A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Bobs Gap on Big Pines Road. Coordinate datum: WGS84/NAD83. (34? deg. 24' 59" North Latitude, -117? deg. 68' 56" West Longitude; UTM Zone 11, 428121mE, 3808400mN, Coordinate datum: NAD27.). Comment
  SFV10189  Phacelia grandiflora J. G. Cuti 1978-4-12 48 Los Angeles Verdugo Mountains La Tuna Canyon Road near eastbound onramp for 210 Freeway. Burnt over, north-facing, gradual slope. 450 Comment
  HSC24804  Phacelia grandiflora Koko Williams 1967-5-20 61 Los Angeles 2 mi. N of Azusa in San Gabriel Canyon on Hwy. 39 in San Gabriel Mtns. 1034 Comment
  RSA550434  Phacelia imbricata subsp. imbricata Tim S. Ross 1992-7-10 6648 Los Angeles Big Tujunga Canyon, between Coldwater and Wickiup Canyons; northeasterly slope on S side of creek 970 Comment
  RSA529176  Phacelia imbricata subsp. patula Tim S. Ross 1991-7-24 5595 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  UCR159703  Phacelia imbricata subsp. patula Orlando Mistretta 1993-5-10 838 Los Angeles Transverse Ranges, San Gabriel Mtns: Big Rock Creek, Big Rock Creek Rd. just before the confluence of N and S Forks 1326 Comment
  UCR270935  Phacelia imbricata subsp. patula R. G. Swinney 2011-6-14 15118 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  POM3760  Phacelia longipes C. F. Baker 1909-5-15 5318 Los Angeles Mountains near Claremont. Comment
  RSA0011590  Phacelia longipes Orlando Mistretta, Christine Mistretta 2011-7-6 5922 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  SJSU13499  Phacelia longipes C. W. Sharsmith 1941-6-22 4402 Los Angeles Eaton Canyon, San Gabriel Mts 762 Comment
  UCR271246  Phacelia longipes R. G. Swinney 2011-6-1 14968 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  RSA190921  Phacelia lyonii Robert F. Thorne 1967-5-18 36871 Los Angeles Wild Boar Gully, Santa Catalina Island. 183 Comment
  UC1348973  Phacelia lyonii Robert F. Thorne and D. Propst 1968-5-27 37638 Los Angeles Middle Ranch Canyon Santa Catalina (lower end, rocky slopes above stream) Comment
  RSA191112  Phacelia minor Robert F. Thorne 1967-6-25 37096 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA678247  Phacelia minor Valerie L. Soza, Steve D. Boyd 2002-4-10 1389 Los Angeles Ridge above east fork of Haskell Canyon, ridge just west of Del Sur Ridge. Approx. 2 miles NW along Coarse Gold Canyon fire road from Bouquet Canyon. Stables Fire 2001 area. 655 Comment
  RSA746635  Phacelia minor R. G. Swinney 2008-4-10 8630 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  SD38353  Phacelia minor Edith A. Purer 1931-2-28 53 Los Angeles Verdugo Hills Comment
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Jul 5 2010
  POM145395  Phacelia minor Marcus E. Jones 1928-4-8 s.n. Los Angeles Johnson s Pasture, Claremont Comment
  RSA533414  Phacelia minor Tim S. Ross 1991-4-21 4523 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon drainage just SW of Old Water Tank. 220 Comment
  SEINET3245956  Phacelia mohavensis R. G. Swinney 2009-1 10895 Los Angeles Transverse Range; San Gabriel Mtns.: Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR209953  Phacelia mutabilis R. G. Swinney 2008-7-15 9227 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
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Nov 4 2018
  SBBG41183  Phacelia tanacetifolia J. P. Broughton 1971-3-24 1347 Los Angeles Cornell Rd just E of Lake Enchanto Comment
  UCR271213  Phacelia tanacetifolia R. G. Swinney 2011-4-20 14464 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  SBBG128070  Phalaris aquatica M. L. Hoefs, S. A. Junak 1996-4-30 2683 Los Angeles rd past Parson's jct, toward W end, just before Starlight Beach 152 Comment
  UCR137461  Phalaris aquatica L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mtns, Foster Ranch, Sycamore Canyon, south slope Johnstone Peak 732 Comment
  UC407310  Phalaris lemmonii LeRoy Abrams 1903-4-9 3234 Los Angeles Inglewood Comment
  RSA613267  Phalaris minor L. C. Wheeler 1976-7-29 s.n. Los Angeles Dominguez Hills: Carson Street at Union Pacific Rail Road. 9 Comment
  SD90633  Phalaris minor Robert F. Thorne 1966-4-16 36062 Los Angeles San Clemente Island; slope of canyon below Lemon Tank near dump, S. of Nanny, NE side of island 182 Comment
  SD52885  Phalaris paradoxa Peter H. Raven 1962-5-8 17621 Los Angeles San Clemente Island; near summit of ridge above Wilson Cove 136 Comment
  UC1349369  Pholistoma auritum Robert F. Thorne 1966-4-5 35827 Los Angeles Cape Canyon Santa Catalina Isl., Cape Canyon 274 Comment
  CAS-BOT-BC134964  Phoradendron bolleanum Chester Dudley 1951-6-1 92 Los Angeles San Gabirel Mts. Comment
  POM354315  Phoradendron bolleanum subsp. densum Bonnie C. Templeton 1936-8-3 s.n. Los Angeles Mint Canyon. Comment
  RSA747190  Phoradendron densum R. G. Swinney 2008-6-9 8967 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  CLARK-A1528-4420  Phoradendron juniperinum subsp. libocedri John C. Roos 1937-5-31 2031 Los Angeles San Gabriel Mountains Comment
  UC519988  Phoradendron macrophyllum Louis C. Wheeler 1932-1-8 432 Los Angeles 2 mi. s.w. Glendora 198 Comment
  RSA0072461  Photinia arbutifolia var. macrocarpa F. R. Fosberg 1931-12-11 7158 Los Angeles Gallaghers Beach, Santa Catalina Island. 2 Comment
  RSA384018  Phyllospadix torreyi Freda Detmers 1932-11-27 16201 Los Angeles 3 miles N [W] of mouth of Topanga Canyon. Comment
  SEINET3290578  Phyllospadix torreyi F. R. Fosberg 1931-4-12 S 4575 Los Angeles Santa Catalina Island, Jewfish Point Comment
  RSA596263  Picris echioides R. G. Swinney 1989-6-10 s.n. Los Angeles Big Dalton Canyon, in and near Glendora Wilderness Park, Big Dalton Debris Basin 366 Comment
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Apr 2 2010
  RSA0020600  Pinus coulteri R. G. Swinney 2009-7-29 11408 .5 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR224269  Pinus coulteri R. G. Swinney 2009-6-24 11274 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
  RSA717864  Pinus lambertiana R. G. Swinney 1997-4-25 5498 Los Angeles At peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village. 2405 Comment
  HSC35976  Pinus monophylla Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-8-19 2174 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  UCR149006  Pinus monophylla June Latting 1973-1-7 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek, Pseudotsuga study site, Fenner Canyon 1707 Comment
  POM13957  Plagiobothrys canescens P. A. Munz 1922-4-15 5143 Los Angeles Claremont. 365 Comment
  UCR270856  Plagiobothrys collinus R. G. Swinney 2011-5-24 14796 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
  RSA0119944  Plagiobothrys jonesii R. G. Swinney 2014-4-23 16180 Los Angeles San Gabriel Mountains: east of Valyermo, Holcomb Ridge, 0.18-032 miles north of Bob's Gap Rd. 1.04 air-miles west of Bob's Gap. 1268 Comment
  LA94805  Plagiobothrys nothofulvus Kei Nakai; Frank Almeda 1976-4-5 TCSP 9 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, in horse pasture next to pond, near the telescope mount 365 Comment
  UC1971215  Plagiobothrys nothofulvus Louis C. Wheeler 1969-5-3 Los Angeles SAN GABRIEL MOUNTAINS: Bluebird truck trail. Comment
  SD28057  Plantago coronopus Carl Wolf 1932-5-11 Los Angeles Santa Catalina Island. West side of Isthmus Harbor 14 Comment
  POM156658  Plantago erecta L. R. Abrams 1903-4-10 3241 Los Angeles Near Mesmer. Comment
  POM246416  Plantago erecta F. R. Fosberg 1931-3-25 S- 4360 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 140 Comment
  SD252362  Plantago erecta Steven A. Junak 2000-4-15 Sca 1193 Los Angeles Santa Catalina Island: Avalon Canyon, near E Summit Road, 0.4 mile inland from gate at Wrigley Memorial, just S of lone water tank. 195 Comment
  RSA600433  Plantago erecta Louis C. Wheeler 1932-4-1 544 Los Angeles San Jose Hills at Pomona 305 Comment
  UCD124488  Plantago erecta Robert F. Thorne 1966-4-5 35870 Los Angeles Santa Catalina Island, Cottonwood Canyon. 106 Comment
  RSA678135  Plantago indica Valerie L. Soza, Monica Acosta 2001-6-28 1305 Los Angeles Arroyo Seco near confluence with El Prieto Canyon, alongside FS Road 2N70. 366 Comment
  RSA736335  Plantago indica Scott D. White, Justin M. Wood 2008-5-19 12017 Los Angeles Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. 67 Comment
  RSA751263  Plantago indica Kai T. Palenscar 2008-7-25 s.n. Los Angeles city of Whittier, Whittier Narrows, south of Hwy 60 and west of Hwy 605, on the west side of Rosemead just after crossing the San Gabriel River 59 Comment
  RSA640173  Plantago indica Louis C. Wheeler 1964-10-11 8637 Los Angeles South El Monte: Just south of Rush Street, extended Rio Hondo. Comment
  CATA1384  Plantago ovata var. insularis Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2507 Los Angeles Santa Catalina Island: Bulrush Canyon 259 Comment
  CAS-BOT-BC93184  Platanus racemosa Alice Eastwood 1915-8-25 4921 Los Angeles Country adjacent to Los Angeles. Duarte. Comment
  POM312  Platystemon californicus I. M. Johnston 1917-4-11 13777 Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  POM277123  Platystemon californicus E. S. Steele, G. F. Pratt 1934-3-21 s.n. Los Angeles Northwest of Lancaster, Mojave Desert. Comment
  RSA445706  Platystemon californicus Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  UCSB70626  Plecostachys serpyllifolia Riefner, R. 2009-6-9 Los Angeles City of Malibu, ca. 0.2 mi E of La Piedra State Beach 3 Comment
  LA202281  Pluchea odorata Arthur C. Gibson; 2004-10-9 5026 Los Angeles Santa Monica Mountains, Triunfo Canyon, along creek bed entering Lake Malibou Comment
  RSA0081375  Pluchea odorata var. odorata R. G. Swinney 2010-6-23 13308 Los Angeles 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
  RSA472125  Pluchea sericea F. R. Fosberg 1931-4-3 4479 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  LA202774  Poa palustris Peter H. Raven; David S. Verity 1960-5-7 15342 Los Angeles SANTA MONICA MOUNTAINS, ca 1 mi. SW of Seminole Hot Springs. 335 Comment
  IRVC27982  Poa secunda A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26113 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  RSA577548  Poa secunda L. C. Wheeler 1933-4-3 1587 Los Angeles UCLA Campus 137 Comment
  UCR223559  Poa secunda R. G. Swinney 2009-6-2 10983 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA715207  Poa secunda Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1940 Los Angeles Fort Tejon Road. Comment
  CATA675  Poa secunda subsp. secunda Mark L. Hoefs 1991-4-23 1166 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  UC188811  Poa secunda subsp. secunda H. M. Hall June 1899 1260 Los Angeles San Antonio Mts 2042 Comment
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Oct 6 2014
  CAS-BOT-BC419776  Polygonum argyrocoleon Fay A. Mac Fadden 1936-6-1 14675 Los Angeles Mulholland Drive Comment
  RSA604719  Polygonum argyrocoleon Louis C. Wheeler 1962-5-20 8086 Los Angeles Wilmington: Catalina Island Terminal, Avalon Blvd. and Canal St. Comment
  RSA355917  Polygonum aviculare subsp. aviculare Robert F. Thorne 1975-9-4 47395 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  SEINET4691499  Polygonum hydropiper Dan S. Cooper 2011-1 711 -90 Los Angeles South Coast: Madrona Marsh. Torrance 24 Comment
  CAS-BOT-BC71907  Polypodium californicum Mrs. Blanche Trask 1900-2-1 s.n. Los Angeles Catalina Island Comment
  POM12194  Polypodium californicum M. L. Kendall 1921-1-30 11 Los Angeles San Jose Hills, near Pomona Comment
  RSA607696  Polypodium californicum Scott D. White, Pam DeVries 6031 Los Angeles San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. Canyon bottom and adjacent slopes along unnamed dirt access rd to gauging stn. below Morris Dam. 244 Comment
  RSA689892  Polypodium californicum Blanche Trask 1901-03 s.n. Los Angeles Avalon, Catalina Island. Comment
  POM920  Polypodium californicum P. A. Munz 1918-4-5 2018 Los Angeles Pomona. Comment
  RSA526643  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4216 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side. Comment
  RSA689889  Polypodium californicum May N. Ackley 1940-11 269 Los Angeles Los Angeles Comment
  UCSB62327  Polypodium californicum Kiefer, Lawrence 1966-4-10 Los Angeles Santa Monica Mtns., Franklin Canyon, about 2mi S of Mulholland Hwy, E of road 243 Comment
  UCSB62382  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62396  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  UCSB62399  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's canyon Comment
  RSA595589  Polypogon monspeliensis Lauren Raz, Steve Boyd 1996-10-23 52 Los Angeles Liebre Mountains. Ruby Canyon, just west of junction of Forest Service Road 6N24 with Lake Hughes Road, at confluence with Elizabeth Lake Canyon. 609 Comment
  UCR219901  Polypogon monspeliensis R. G. Swinney 2009-4-17 10392 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave. 221 Comment
  RSA701284  Polypogon viridis LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1058 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 520 Comment
  SEINET10827282  Polypogon viridis Oscar D. Allen 1885-1 Allen s.n. Los Angeles Comment
  RSA693288  Polystichum imbricans subsp. imbricans L. E. Hoffman 1930-5-12 s.n. Los Angeles Millard's Canyon. Angeles National Forest. Comment
  POM307020  Polystichum imbricans subsp. imbricans Henry J. Ramsey, Henry J. Ramsey 1937-7-18 1903 Los Angeles Altadena, San Gabriel Mts., Soldier's Creek. Comment
  POM360753  Populus fremontii L. E. Hoffman 1931-11-9 s.n. Los Angeles Lower Big Rock Creek. Comment
  UCR192955  Populus fremontii Dan S. Cooper 2008-4-5 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northwest entrance to Griffith Park, lower Oak Canyon adjacent to Travel Town, Los Angeles 165 Comment
  RSA622833  Populus fremontii subsp. fremontii Cary Otis 1927-1 s.n. Los Angeles San Gabriel Mountains: Gold Bar Mill Site. Comment
  UC1134766  Populus fremontii subsp. fremontii A. D. Gifford 1935-2-25 435 Los Angeles 5 3/10 mi n Whitaker; Angeles National Forest, Tejon Quad. Comment
  POM360797  Populus trichocarpa F. R. Fosberg 1931-5-6 S 4791 Los Angeles Cape Canyon, Santa Catalina Island. 220 Comment
  UCR259615  Potamogeton amplifolius R. G. Swinney 2010-9-7 13707 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  CAS-BOT-BC143082  Potentilla anserina subsp. pacifica Ernest Braunton 1902-6-8 455 Los Angeles Ballona Comment
  UCR223725  Potentilla glandulosa R. G. Swinney 2009-6-8 11105 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
  RSA451644  Potentilla glandulosa subsp. ewanii F. R. Fosberg 1931-8-12 S- 5664 Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  LA34194  Potentilla glandulosa subsp. glandulosa Henry J. Thompson; 1959-5-31 2054 Los Angeles Santa Monica Mountains, just E of junction of Latigo Canyon Rd with Mulholland Hwy 518 Comment
  SEINET10957103  Prunus dulcis Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2603 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  RSA453250  Prunus ilicifolia subsp. ilicifolia Robin S. Collins 1973-5-15 289 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Cyn. 610 Comment
  CAS-BOT-BC154555  Prunus ilicifolia subsp. lyonii Carl B. Wolf 1932-5-9 3482 Los Angeles Santa Catalina Island. Left (E.) fork of Pebbly Beach Canyon, 1/3 mi. above Mexican Houses 152 Comment
  SBBG71031  Prunus ilicifolia subsp. lyonii F. R. Fosberg 1932-5-7 8137 Los Angeles Farnsworth Loop, Coach Rd, Hamilton Cyn 200 Comment
  RSA578644  Prunus virginiana var. demissa Tim S. Ross 1994-4-28 7568 Los Angeles Grass Mountain: northeast summit (ca 4560 ft) 1387 Comment
  RSA86842  Prunus virginiana var. demissa F. W. Peirson 1923-5-26 3528 Los Angeles Vincent Gulch side of Rock Creek Divide, San Gabriel Mountains 2012 Comment
  UCR140969  Prunus virginiana var. demissa June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, northwest of the junction of Angeles Crest Highway (Hwy 2) and Pinon Ridge Rd. 1829 Comment
  SD52880  Pseudognaphalium biolettii Peter H. Raven 1962-4-9 17153 Los Angeles San Clemente Island; near barracks, Wilson Cove. 60 Comment
  SFV21014  Pseudognaphalium biolettii L. Gross 2003-3-7 758 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Above road near top of ridge. 555 Comment
  UCR97811  Pseudognaphalium biolettii Scott D. White 1997-3-12 4768 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  RSA535545  Pseudognaphalium biolettii Timothy S. Ross, Annette Ross 1991-9-7 5950 Los Angeles Near Mulholland Highway x Yerba Buena Road; Triufno Pass 556 Comment
  CATA732  Pseudognaphalium californicum Mark L. Hoefs 1991-5-22 1252 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  SBBG131137  Pseudognaphalium californicum S. A. Junak 1999-5-21 SCa 971 Los Angeles rd on ridge between Silver Cyn and Coffee Pot Cyn, near BM 1732, on fenceline rd off Salta Verde/Bulrush Cyn Trail 527 Comment
  UC53985  Pseudognaphalium microcephalum H. P. Chandler 1902-9-9 2031 Los Angeles Ballona Marshes Comment
  CAS-BOT-BC357458  Pseudognaphalium ramosissimum LeRoy Abrams 1904-9-2 4169 Los Angeles Elysian Park. Los Angeles Comment
  RSA587494  Pseudognaphalium stramineum Orlando Mistretta 1994-9-13 1470 A Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  POM358724  Pseudognaphalium stramineum M. B. Dunkle 1928-5-27 1975 Los Angeles Hamilton Canyon, San Clemente Island Comment
  LA94225  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1962-9-22 362 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 1 mi from Hwy 1. 60 Comment
  RSA719115  Pterospora andromedea R. G. Swinney 1997-8-6 5759 Los Angeles Table Mountain area, Jesus Canyon west of road 4N47, NW of Wrightwood. 1905 Comment
  UCR270859  Pterospora andromedea R. G. Swinney 2011-8-17 15656 Los Angeles San Gabriel Mountains, Ridge to the imm. west of Lily Spring, c. 100 meters s. of SR 2 (Angeles Crest Hwy.), n. slope of Mt. Hawkins 2329 Comment
  CAS-BOT-BC421208  Pterostegia drymarioides Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3799 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake [ridge descending SSW from Mt. Islip] 1865 Comment
  RSA732718  Pterostegia drymarioides A. C. Sanders 2003-4-29 26184 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, N of Charlie Canyon and E Lake Hughes Rd. 396 Comment
  RSA747404  Pterostegia drymarioides R. G. Swinney 2008-6-4 8934 Los Angeles San Gabriel Mtns.: Devils Punchbowl Co. Park, 0.5 mile north of park headquarters in headwaters of Sandrocks Canyon. Comment
  SJSU13115  Pterostegia drymarioides C. W. Sharsmith 1941-6-22 4406 Los Angeles Eaton Canyon, San Gabriel Mts 548 Comment
  PASA1188  Purshia glandulosa 4/29 Los Angeles Big Rock Creek Comment
  SBBG126919  Purshia stansburyana A. Parikh, N. Gale 2011-6-3 3410 Los Angeles 4 km W of St Hwy 14, 2.4 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1174 Comment
  UCR3685  Pycnanthemum californicum Frank C. Vasek 1963-8-16 630816- 04 Los Angeles San Gabriel Mtns, end of Coldwater Canyon, at spring 1220 Comment
  RSA0080561  Pyrola dentata F. R. Fosberg 1931-8-12 s 5668 Los Angeles Mt. Islip, near summit. 2440 Comment
  UCR270125  Quercus agrifolia R. G. Swinney 2010-4-15 12264 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  RSA652554  Quercus agrifolia var. agrifolia G. F. Orr 1956-3-10 s.n. Los Angeles Sherman Oaks. At junction of Sepulveda Blvd. and Mulholland Dr. 244 Comment
  RSA0085067  Quercus agrifolia var. agrifolia Peter J. Estournes 1981-5-31 s.n. Los Angeles San Dimas Canyon Road, San Dimas Canyon Park Comment
  LA200041  Quercus berberidifolia A. M. Johnson; 1934-4-20 4433 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  UC1870277  Quercus berberidifolia LeRoy Gross 2000-11-4 315 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. Elev. 1200 Feet. 365 Comment
  UC527676  Quercus berberidifolia C. B. Wolf 1931-10-20 Los Angeles 0.5 mi above Montrose (on the road from Tujunga to La Canada); San Gabriel Mts. 457 Comment
  UC847958  Quercus berberidifolia I. W. Clokey and B. C. Templeton 1930-4-2 4609 Los Angeles Mulholland Drive Santa Monica Mts. Comment
  UCSB34840  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near corner of Hillcrest and North Hill Rd. north of Pomona 274 Comment
  RSA0017041  Quercus berberidifolia Sandy Leatherman, Brian Daniels 1998-11-10 62 Los Angeles Bouquet Canyon: E of Bouquet Canyon road, immediately S of Esguerra Road. 610 Comment
  RSA476895  Quercus chrysolepis F. R. Fosberg 1931-8-10 S 5622 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  UC148018  Quercus chrysolepis C. F. Baker 1909-3-20 5240 Los Angeles near Claremont Comment
  UC1135534  Quercus dumosa F. H. Raymond 1930-3-3 53 Los Angeles San Rafael Mountains Pasadena Quad. 335 Comment
  RSA0098365  Quercus durata var. gabrielensis R. G. Swinney 2011-11-1 15942 Los Angeles San Gabriel Mountains: confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA339682  Quercus durata var. gabrielensis Robert F. Thorne 1980-3-23 54013 Los Angeles Johnson's Pasture, above Claremont. 610 Comment
  RSA623961  Quercus durata var. gabrielensis Arthur R. Kruckeberg 1939-3-19 71 Los Angeles Colby Canyon Trail Comment
  RSA678833  Quercus durata var. gabrielensis Valerie L. Soza, LeRoy Gross 2001-4-24 1172 Los Angeles Santa Anita 1999 Fire area, Santa Anita Canyon, west side of Santa Anita Canyon Road across from the Santa Anita Dam. 549 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
  UCD46034  Quercus engelmannii Lyman Benson 1960-7-20 16075 Los Angeles Monrovia, Sanitaria on Canyon Drive, San Gabriel Mtns. 304 Comment
  RSA0073277  Quercus kelloggii Bonnie C. Templeton 1932-5-31 4843 Los Angeles Between Big Pines Camp and Jackson Lake, Angeles Natl. Forest. Comment
  RSA476565  Quercus pacifica M. B. Dunkle 1928-11-2 2025 Los Angeles Santa Catalina Island, Gallager's Canyon Comment
  SBBG13571  Quercus pacifica E. R. Blakley 1961-9-23 4755 Los Angeles small cyn at E end of Isthmus Harbor Comment
  CAS-BOT-BC412804  Quercus suber R. E. Riefner, Jr. 2014-8-6 14 -264 Los Angeles San Fernando Valley, City of Los Angeles, Van Nuys, Sepulveda Flood Basin, Sepulveda Basin Wildlife Area, Woodley Park, E of Woodley Ave, W of San Diego Freeway, N of Burbank Blvd. 221 Comment
  RSA619490  Quercus tomentella E. R. Blakley 1962-10-6 5467 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach Canyon 91 Comment
  SBBG41300  Quercus tomentella M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  SJSU638  Quercus tomentella F. R. Fosberg 1931-12-11 7155 Los Angeles Gallagher's Canyon rt fk, Santa Catalina Island 39 Comment
  UCR86532  Quercus tomentella T. S. Ross, Elizabeth A. Kellogg 1992-4-12 6126 A Los Angeles San Clemente Island, 110 degrees ESE, 480-600m from Vista (point), at the head of Grove Canyon 495 Comment
  UCR223059  Quercus wislizeni R. G. Swinney 2009-6-2 11014 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SFV905  Quercus wislizeni var. frutescens P. G. Kilburn 1958-9-19 876 Los Angeles Santa Susana Mountains Oat Mountain. 945 Comment
  RSA472417  Rafinesquia californica L. E. Hoffman 1931-5-18 17171 Los Angeles Big Santa Anita Canyon. Comment
  UCSB41832  Ranunculus californicus Fraser, J. 1970-3-9 Los Angeles half way down the first hill from Gate #6 off San Dimas Road. Puddingstone Resevoir area. 548 Comment
  CAS-BOT-BC378879  Ranunculus californicus var. californicus Wesley O. Griesel 1962-3-17 s.n. Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  POM223062  Ranunculus cymbalaria var. saximontanus Louis C. Wheeler 1933-7-14 1933 Los Angeles Lexington Wash near El Monte 73 Comment
  UC557711  Raphanus raphanistrum Nell Murbarger 1936-4-1 192 Los Angeles San Clemente Island Comment
  UCR142768  Raphanus raphanistrum L. C. Wheeler 1967-5-13 9503 Los Angeles San Gabriel Mtns, mesa between Little Dalton and Englewild Canyons 396 Comment
  UCR259977  Raphanus sativus R. G. Swinney 2010-2-27 11768 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
  UC535548  Rhamnus californica Ira W. Clokey, B. Templeton Jun 1929 4586 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  RSA584885  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd 1990-6-1 2780 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason). 1195 Comment
  UC167092  Rhamnus californica subsp. californica Geo. B. Grant 1904-1 1114 Los Angeles Pasadena Comment
  CAS-BOT-BC59938  Rhamnus crocea C. L. Hitchcock; C. V. Muhlick 1964-3-17 23094 Los Angeles 3 mi. se. of Glen Ivy Hot Springs. Comment
  LA52149  Rhamnus crocea Carl Epling; March 1938 sn Los Angeles 30 Comment
  UCR153981  Rhamnus crocea A. C. Sanders, T. B. Salvato 2005-4-26 29745 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  RSA0056327  Rhamnus crocea Elwood Fordham s.n. Los Angeles Topanga, Summit Road 1/4 mile from Topanga Highway. 304 Comment
  RSA487438  Rhamnus pirifolia Tom Scott 1988-5-8 s.n. Los Angeles San Clemente Island: Horse Canyon Comment
  CAS-BOT-BC168141  Rhus aromatica Carl B. Wolf 1927-7-24 672 Los Angeles 1/2 mile East of Montrose 457 Comment
  CAS-BOT-BC168142  Rhus aromatica Henry J. Thompson 1959-3-15 1863 Los Angeles Near junction with Sepulveda Canyon, Mission Canyon 304 Comment
  JEPS66238  Rhus integrifolia Frank W. Peirson 1919-1-25 313 Los Angeles e of Morrovia Canyon (Arroyo Seca); San Gabriel Mountains 365 Comment
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Dec 10 2014
  LA33973  Rhus integrifolia Peter H. Raven; 1959-3-8 13833 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, 1.1 mi N of Pacific Coast Hwy. 30 Comment
  LA91454  Rhus integrifolia Bruce Douglas Clayton; Greg Shaw 1972-4-1 54 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus 490 Comment
  POM305834  Rhus integrifolia Henry J. Ramsey, Henry J. Ramsey 1940-4-10 1084 Los Angeles North of Claremont. Comment
  SD31164  Rhus integrifolia Edith A. Purer 1931-2-21 155 Los Angeles Palos Verdes Hills Comment
  UCSB18275  Rhus integrifolia Oliver, Lois 1964-3-23 Los Angeles George F. Canyon, 500 feet W of Palos Verdes Drive East, Rolling Hills estates 134 Comment
  CATA2874  Rhus lancea Sara L. Crockett 1996-10-28 13 Los Angeles Santa Catalina Island: Descanso Beach Club 9 Comment
  LA62855  Rhus ovata Carl Epling; May 1927 sn Los Angeles near summit, Ridge Route 1523 Comment
  LA91409  Rhus ovata Bruce Douglas Clayton; Greg Shaw 1972-3-16 9 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, W-side of road. 609 Comment
  SBBG71086  Rhus ovata R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR200141  Rhus ovata Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 807 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 549 Comment
  RSA317215  Rhus trilobata var. anisophylla Michael C. Long 1974-5-19 s.n. Los Angeles Deviel s Punchbowl Co. Park, 0.5 mi. N of Parking area. Comment
  POM305814  Ribes aureum var. gracillimum Henry J. Ramsey, Henry J. Ramsey 1937-4-2 1045 Los Angeles Monrovia Comment
  RSA162691  Ribes aureum var. gracillimum J. D. Olmsted 1959-2-23 s.n. Los Angeles Blanchard Park, Pomona College Campus near Claremont, near E boundary LA, Foot of San Gabriel Mts. 366 Comment
  UCR108227  Ribes aureum var. gracillimum D. Zygielbaum, M. Low 1997-3-6 03 Los Angeles Base of San Gabriel Mtns., Claremont, NW corner of Mills Avenue and Foothill Boulevard. N end of field station panhandle near most northern dirt access road 412 Comment
  RSA9723  Ribes aureum var. gracillimum Louis C. Wheeler 1932-5-26 763 Los Angeles San Gabriel Wash. 107 Comment
  SBBG119308  Ribes californicum var. hesperium V. Soza, K. Hughes 1999-6-17 568 Los Angeles upper Winter Crk Trail; T1N R11W NW/4, NW/4 S3 792 Comment
  UC1127403  Ribes californicum var. hesperium P. L. Johannsen 1934-1-15 228 Los Angeles 1 mi ne of lower dam Malibu Creek; Calabasas Quadrangle Comment
  UCR8285  Ribes californicum var. hesperium J. E. Stumbo, J. C. Bayse 1963-12-10 s.n. Los Angeles Native vegetation area of Lux Arboretum Annex, Monrovia 366 Comment
  UCSB2607  Ribes californicum var. hesperium Los Angeles Bell; San Dimas Experimental Forest; San Gabriel Mountains Comment
  CAS-BOT-BC173119  Ribes indecorum John Thomas Howell 1928-2-18 3349 Los Angeles Arroyo Seco, San [Gabrill] Gabriel Mts. Comment
  UC1922561  Ribes indecorum Gary Kovnat with LeRoy Gross 2003-1-19 3 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace east meadow gully. Comment
  CAS-BOT-BC173412  Ribes malvaceum James R. Shevock 1974-5-16 3462 Los Angeles Along Templin highway off of Interstate 5. Angeles National Forest 914 Comment
  CAS-BOT-BC173445  Ribes malvaceum Peter H. Raven 1959-2-15 13781 Los Angeles Beverly Glen Canyon 2.6 miles north of Sunset Blvd. 213 Comment
  LA200840  Ribes malvaceum Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  LA50737  Ribes malvaceum A. M. Johnson; 1928-2-16 131 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  OBI26242  Ribes malvaceum Mark E. Schneider 1974-1-28 s.n. Los Angeles Deliban Rd, 7 Hills Ranch, Tujunga 427 Comment
  UC11606  Ribes malvaceum W. H. Brewer 1861-2-1 209 Los Angeles Santa Susanna Mountains Comment
  UC557713  Ribes malvaceum Nell Murbarger April 1936 150 Los Angeles canyon mouth on e side San Clemente Island Comment
  CAS-BOT-BC6072  Ribes malvaceum var. viridifolium LeRoy Abrams 1901-4-1 1525 Los Angeles Wilson's Peak Comment
  POM302528  Ribes malvaceum var. viridifolium J. C. Roos 1943-3-20 2598 Los Angeles Sepulveda Blvd, Santa Monica Mts, Los Angeles Comment
  RSA476202  Ribes nevadense Anstruther Davidson 1906-6-5 1496 Los Angeles San Gabriel Mountains. By Rock Creek. Comment
  UCR209116  Ribes nevadense R. G. Swinney 2008-6-18 9076 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  UCR185575  Ribes quercetorum A. C. Sanders, T. B. Salvato 2007-4-25 33546 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  UCR191292  Ribes quercetorum T. B. Salvato 2008-4-22 3307 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCR95527  Ribes quercetorum Steve Boyd 1996-4-25 8679 Los Angeles San Gabriel Mtns, Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Cyn, south of Liebre Mtn. From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 1000 Comment
  POM175369  Ribes roezlii Helen E. Sweet 1930-7-12 s.n. Los Angeles Exposed ridge near north Baldy Peak, San Gabriel Mts. Comment
  CAS-BOT-BC168663  Ribes speciosum Geo. B. Grant 1902-3-1 1127 Los Angeles Pasadena, So. Cal. Comment
  OBI14011  Ribes speciosum Louis C. Wheeler 1932-3-12 480 Los Angeles Mandeville Cyn, Santa Monica Mts Comment
  RSA476294  Ribes speciosum Freda Detmers 1929-1-19 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  SEINET4050577  Ribes speciosum R. Gustafson 1977-1 sn Los Angeles Tapia Park, Santa Monica Mts, Malibu Canyon. Comment
  RSA725914  Ribes viburnifolium Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 434 Los Angeles Propst Grove, Santa Catalina Island. NE canyon. 354 Comment
  CATA160  Ricinus communis Mark L. Hoefs, A. Douglas Propst 1973-3-14 121 Los Angeles Santa Catalina Island: Upper White's Landing Road 144 Comment
  SD113874  Ricinus communis Frank F. Gander 1938-8-2 722 Los Angeles Sea coast north of San Clemente Comment
  UCR199980  Ricinus communis Valerie Soza, L. Lubinsky 2001-5-16 1230 Los Angeles Transverse Ranges; Verdugo Mountains, Northern San Rafael Hills, Edison Fire Road to Forest Hill Drive 427 Comment
  RSA652727  Robinia pseudoacacia D. Bartholomew 1961-5-20 s.n. Los Angeles San Antonio Dam along the Mt. Baldy Rd. Comment
  UCR262469  Rorippa nasturtium-aquaticum Esther Chuang 2013-4-7 37 Los Angeles Walnut, 250 m north of intersection of Grand Ave. and Snow Creek Dr. 197 Comment
  CAS-BOT-BC147474  Rosa californica L. McHargue; B. Miller 1963-7-6 s.n. Los Angeles Atmore Meadow, Liebre Mt. 1371 Comment
  UC1128584  Rosa californica A. D. Gifford 1934-4-23 146 Los Angeles 2 mi nw Castro Pk.; Triunfo Pass Quadrangle Comment
  UC1188264  Rosa nutkana var. nutkana E. K. Balls 1960-10-20 24304 Los Angeles Ranch Santa Ana Botanic Garden Claremont Comment
  RSA595694  Rubus leucodermis Louis C. Wheeler 1970-5-24 s.n. Los Angeles San Gabriel Mountains. Mt. Wilson Road ca. 1/4 mi. east of road to Alpine Tavern. Comment
  LA29322  Rubus parviflorus Mary V. Hood; 1943-6-25 Los Angeles Buckhorn Flats 1981 Comment
  CAS-BOT-BC158810  Rubus ursinus Geo. B. Grant 1900-2-4 s.n. Los Angeles Arroyo Seco near Pasadena Comment
  CATA3209  Rubus ursinus Julie L. King 2016-11-22 28 Los Angeles Santa Catalina Island: Big Springs Canyon, 0.5 miles north on Isthmus Rd. from junction with road to Little Harbor, 60 meters directly east of Isthmus Rd. in drainage 29 Comment
  POM296507  Rubus ursinus Lyman D. Benson 1945-3-25 11612 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  RSA0011381  Rubus ursinus Orlando Mistretta, Christine Mistretta 2011-7-13 5943 Los Angeles Big Tujunga Canyon, near head of Maple Cyn, S of Angeles Forest Hwy, 1.9 miles W of jct. of Angeles Forest Hwy and Angeles Crest Hwy. 942 Comment
  SDSU9249  Rubus ursinus Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns., 2.0 miles up canyon from base of Chantry Flats Trail. Comment
  SEINET3157597  Rubus vitifolius G. B. Grant 1136 Los Angeles Pasadena Comment
  SEINET4093704  Rubus vitifolius R. Moran 1941-1 685 Los Angeles Middle Ranch on Santa Catalina Island. 200 Comment
  RSA65920  Rumex conglomeratus F. W. Peirson s.n. Los Angeles Arroyo Seco Canyon, San Gabriel Mts. Comment
  UCD170320  Rumex hymenosepalus R. G. Swinney 2010-3-11 11868 Los Angeles San Gabriel Mountains/Verdugo Mountains, flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash. 348 Comment
  SBBG13494  Rumex salicifolius E. R. Blakley 1962-10-5 5455 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  POM265698  Rumex salicifolius var. crassus J. C. Roos 1942-9-12 1743 Los Angeles Northwest of Santa Monica. Comment
  RSA522462  Rumex salicifolius var. salicifolius Tim S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4042 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  CAS-BOT-BC454162  Ruppia maritima Carl B. Wolf 1932-5-12 3591 Los Angeles Little Harbor, Santa Catalina Island. 3 Comment
  RSA477729  Sagina decumbens subsp. occidentalis J. T. Howell 1934-3-3 2386 Los Angeles Puddingstone Dam, San Jose Hills. Comment
  RSA187746  Salicornia virginica R. F. Thorne 1966-4-4 35769 Los Angeles Santa Catalina Island: salina behind Ballast Point, Catalina Harbor, Isthmus. Comment
  UC506478  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1932-4-22 7630 Los Angeles 4 hectometers e of Radford Dr. Los Angeles River; San Fernando Valley, Los Angeles River Comment
  RSA588055  Salix gooddingii Orlando Mistretta 1994-4-12 1000 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of Little Rock Reservoir. 976 Comment
  UCR209143  Salix gooddingii Dan S. Cooper 2009-1-29 109- 26 Los Angeles Los Angeles Basin, Athens area, SW corner of W 135th St. and Main St., South Los Angeles 34 Comment
  CAS-BOT-BC106945  Salix laevigata Timothy S. Ross; Darin Banks 1994-4-13 7520 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 487 Comment
  LA208747  Salix laevigata Carl Hedin; Joseph Ewan 1932-5-10 7647 Los Angeles Verdugo Canyon, Area 3 Comment
  RSA598581  Salix laevigata Louis C. Wheeler 1967-5-24 9715 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 823 Comment
  UC165071  Salix laevigata unknown April, 1904 1153 Los Angeles Pasadena Comment
  POM362704  Salix lasiolepis Robert Gustafson 1981-4-14 2187 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA0056249  Salix lasiolepis Orlando Mistretta 1990-5-16 s.n. Los Angeles Vicinity of Big Pines. Mountain High Ski Area. 2098 Comment
  RSA550401  Salix lasiolepis Tim S. Ross, Peter Fritsch 1990-6-20 s.n. Los Angeles San Gabriel Mountains: Burro Canyon near the confluence of the E and W forks of the San Gabriel River; elevation ranging from stream bottom to slopes. 445 Comment
  RSA774265  Salix lasiolepis R. G. Swinney 2009-6-8 11088 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR210221  Salix lasiolepis R. G. Swinney 2008-8-14 9427 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  UCR223556  Salix lasiolepis R. G. Swinney 2009-6-2 10998 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA0034681  Salix lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles Bottom of Topanga Canyon, Santa Monica Mts. 225 Comment
  CAS-BOT-BC128488  Salix lasiolepis var. lasiolepis W. R. Dudley 1895-1-3 s.n. Los Angeles Raymond, by railway. Comment
  UC506427  Salix melanopsis Joseph Andorfer Ewan 1932-6-15 7306 Los Angeles Chilao San Gabriel Mts., Chilao 1615 Comment
  UCR208239  Salix scouleriana I. M. Johnston 1917-8-22 1683 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain 2591 Comment
  CDA20798  Salsola australis B. Villegas 2002-8-21 B 247 -2 Los Angeles Los Angeles Basin; Calabasas, near Ventura Co. line. 0 Comment
  CDA21287  Salsola australis J. Lanham, K. Gunderman 2007-11-16 JL- 02 Los Angeles Channel Islands; Catalina Island, Salta Verde area. 304 Comment
  CAS-BOT-BC180748  Salsola tragus Peter H. Raven; Henry J. Thompson 1959-6-4 14335 Los Angeles Behind Point Dume, Santa Monica Mountains 45 Comment
  SBBG98657  Salsola tragus T. Ross 1991-5-20 5372 Los Angeles upper N fork of the un-named drainage that empties to sea just N of Jack Pt lighthouse, near eroded earthen dam 164 Comment
  RSA600413  Saltugilia splendens Steve Boyd, Lauren Raz 1997-4-30 9634 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA547460  Saltugilia splendens subsp. grantii T. S. Ross, Orlando Mistretta 1992-7-24 6751 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  SBBG64375  Saltugilia splendens subsp. splendens R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  UC729590  Salvia apiana Carl B. Wolf 1932-5-9 Los Angeles e fork (left) Pebbly Beach Canyon (0.33 mi above Mexican Houses); Santa Catalina Island 152 Comment
  UCD125459  Salvia apiana G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  UCD63555  Salvia apiana Daniel Sanchez-Mata 2006-6-29 s.n. Los Angeles Azusa. Los Angeles National Forest. S. Gabriel Canyon Road close to Torpedos Dam and Morris Reservoir. 450 Comment
  RSA411299  Salvia apiana Howard Mullins 1931-4-19 s.n. Los Angeles Hillside chaparral, Flintridge Comment
  RSA547789  Salvia apiana Tim S. Ross, Peter Fritsch 1990-6-20 3590 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  UC1124675  Salvia carduacea C. R. Clar Apr 1928 2 Los Angeles near Acton; Angeles Forest, Tujunga Quad. 822 Comment
  UC440354  Salvia carduacea C. Epling and L. Ellison 1930-4-17 Los Angeles Palmdale Comment
  RSA82392  Salvia carduacea F. W. Peirson 1921-5-18 1059 Los Angeles Along railroad track, 3 miles east of Saugus. Comment
  SEINET9330293  Salvia carduacea Unknown 1955-4-28 2723 Los Angeles State Hwy. 138 Comment
  RSA567270  Salvia columbariae Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3939 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA596059  Salvia columbariae Tim S. Ross, J. Mark Porter 1995-5-4 8425 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA648743  Salvia columbariae Kelly Middleton, David Middleton 1988-5-8 21 Los Angeles Glendora Ridge Road, 6.6 miles west of Mt. Baldy Rd. intersection 1220 Comment
  RSA401457B  Salvia columbariae Unspecified 1897-4-18 s.n. Los Angeles San Gabriel [the city of?] Comment
  RSA509533  Salvia dorrii var. pilosa S. J. Myers, Ed LaRue 1989-3-20 s.n. Los Angeles Palmdale Area, Elizabeth Lake Road at Ca. Aqueduct. 884 Comment
  SBBG17192  Salvia dorrii var. pilosa M. Vincent 1962-5-7 230 Los Angeles hwy 0.5 mi from main hwy between Pearblossom and Valyermo Comment
  UCR280670  Salvia dorrii var. pilosa R. G. Swinney 2014-4-10 16049 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
  SEINET2093128  Salvia eremostachya S. Rhodes 2001-5-24 209 Los Angeles Davenport Rd., E of Vasquez Rocks; 762 Comment
  LA200591  Salvia leucophylla Norman A. Cole; May 1964 391 Los Angeles Santa Monica Mountains, La Sierra Canyon, 3.1 mi E of junction of Mulholland and Cornell Rd 274 Comment
  RSA503440  Salvia leucophylla Louis C. Wheeler 1967-4-30 9212 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 396 Comment
  UC1124766  Salvia leucophylla F. H. Raymond 1930-1-6 18 Los Angeles Escondido Canyon; Triunfo Pass Quad. 335 Comment
  CAS-BOT-BC229937  Salvia mellifera Carl Epling 1932-6-10 s.n. Los Angeles Santa Monica Mountains. Topanga Canyon Comment
  LA82012  Salvia mellifera Martha Hilend; K Hinsel 1929-3-9 Los Angeles Cahuenga Hills W of Hollywood Lake Comment
  UCR219443  Salvia mellifera R. G. Swinney 2009-3-28 10201 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
  UCR3962  Salvia mellifera Art Whistler 1965-3-27 s.n. Los Angeles Transverse Range; Santa Susana Mtns., fire road through a canyon about 0.5 mi west of Chatsworth Reservoir in Chatsworth 274 Comment
  CDA40973  Salvia mellifera T. C. Fuller 1965-4-26 13375 Los Angeles East slope of Saddle Peak, Tuna Canyon Road above Fernwood Pacific Drive, 2.7 miles west of Topanga. 0 Comment
  LA200593  Salvia spathacea Jonathan Sauer; A. Lang, et. al. 1972-4-5 5029 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  SFV3226  Salvia spathacea J. C. Crawford 1958-5-10 s. n. Los Angeles Santa Monica Mountains Mulholland Drive, 2.8 miles west of Beverley Glen Blvd. 365 Comment
  UC440401  Salvia spathacea Carl Epling and Lincoln Constance 1929-5-18 Los Angeles Topango Canyon; Santa Monica Mountains Comment
  NY42402  Sambucus mexicana J. B. Walker 1994-8-10 886 Los Angeles 4km S of Gormon, next to I-5 200 Comment
  RSA584141  Sambucus mexicana T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2977 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  UC1125338  Sambucus mexicana F. H. Raymond 1930-1-28 36 Los Angeles Escondido Canyon Angeles National Forest, Triunfo Pass Quadrangle (head) 487 Comment
  SEINET12315331  Sambucus mexicana D. P. Reagan 1974-1 15 Los Angeles just E of Sandberg along State Road N-2 Comment
  UCR259635  Sambucus nigra subsp. caerulea R. G. Swinney 2010-4-15 12221 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  RSA167837  Sanicula arguta R. F. Thorne, P. C. Everett 1964-2-6 33306 Los Angeles W of Isthmus Cove, Santa Catalina Island 30 Comment
  SBBG98503  Sanicula arguta T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5159 Los Angeles 950 ft WNW of Stone at the beginning of the Stone Cyn drainage 441 Comment
  UC1123202  Sanicula arguta Jerome S. Horton 1939-4-17 532 Los Angeles e of San Dimas Dam (on Camp 10 Road) 518 Comment
  UCSB7352  Sanicula arguta Haller, Norman 1953-3-5 Los Angeles Faculty Hill, UCLA; 110 yds. up the trail to the "C" Comment
  RSA471431  Sanicula bipinnata L. C. Wheeler 1932-5-8 694 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  RSA471492  Sanicula tuberosa Anstruther Davidson 1892-05 s.n. Los Angeles Millard Canon. Los Angeles. Comment
  UCR124690  Sarcodes sanguinea B. C. Templeton 1932-5-31 4865 Los Angeles San Gabriel Mtns., Jackson Lake, Angeles National Forest 1930 Comment
  UCR182855  Sarcodes sanguinea R. G. Swinney 1997-7-23 5737 B Los Angeles San Gabriel Mtns, upper Buford Canyon, c. 200 m north of Guffy Rd., Blue Ridge Mtn. area 2494 Comment
  RSA199201  Satureja douglasii Robert F. Thorne, D. Propst 1968-5-28 37647 Los Angeles Santa Catalina Island, Middle Bulrush Canyon. 244 Comment
  UCR143417  Satureja douglasii F. R. Fosberg 1931-4-28 S- 4702 Los Angeles Channel Islands, Santa Catalina Island, Eagle's Nest, Middle Ranch Canyon 180 Comment
  CAS-BOT-BC283089  Schedonorus arundinaceus Peter H. Raven 1956-6-17 9434 Los Angeles Gayley Ave., Westwood, Los Angeles Comment
  SBBG43862  Schinus molle M. R. Benedict 1971-6-25 Los Angeles Northwest Harbor Comment
  RSA714198  Schismus arabicus Valerie L. Soza, Miriam Sidibeh 2003-3-26 1613 -b Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  POM1406  Schoenoplectus americanus I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 84 Comment
  RSA657223  Schoenoplectus californicus Patricia Kouo 1994-4-27 944054 Los Angeles 3 miles south of I-10, and 1 mile northo f I-60. On the West side of Rosemead Blvd, at the most southern lake. Comment
  RSA590506  Schoenoplectus maritimus Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6824 Los Angeles Santa Catalina Island: NE side of Little Harbor near the outlet of Little Springs Canyon drainage. 1 Comment
  UC306164  Scirpus americanus I. Johnston 1917-5-13 Los Angeles El Monte El Monte (ditch along R.R., Southern California) Comment
  UC57094  Scirpus maritimus Ernest Braunton Sep 1902 677 Los Angeles Los Angeles Comment
  SFV21095  Scirpus microcarpus L. Gross, W. Law 2000-8-8 255 Los Angeles San Fernando Valley Big Tujunga Wash east of Hansen Dam. East of Orcas Park along river (just north of Wentworth Street but not as far as Tujunga ponds. 325 Comment
  LA51842  Scrophularia californica subsp. californica N. M. Gauss; 1961-4-20 12 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, dirt road up side of Old Topanga Canyon, 0.9 mi from Topanga Canyon Blvd. Comment
  SD28039  Scrophularia villosa Carl. B. Wolf 1932-5-9 3471 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, about I(c) way to Mexican houses 60 Comment
  RSA729820  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
  LA52365  Scutellaria tuberosa Martha Hilend; 1930-4-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  SEINET10828409  Secale cereale C. W. Hollis 1926-7-1 Hollis s.n. Los Angeles Lake Mildred, Jasper Park, Bc. Comment
  SBBG13137  Selaginella bigelovii P. H. Raven 1962-5-8 17635 Los Angeles W slope of island opposite Wilson Cove 60 Comment
  UC813008  Selaginella bigelovii F. R. Fosberg 1931-4-22 R 93 Los Angeles Eagle's Nest Middle Ranch Canyon; Santa Catalina Isl. 200 Comment
  UCR199859  Selaginella bigelovii LeRoy Gross, Naomi Fraga 2006-1-20 2449 Los Angeles Transverse Ranges, Verdugo Mountains, east end of the Verdugos, north side of the main crest. Deer Creek off of Beaudry Road, west of debris basin 448 Comment
  RSA60203  Senecio californicus E. K. Balls, L. W. Lenz 1950-3-28 14455 Los Angeles 12 miles south of Castaic, hwy 99. 335 Comment
  PASA1362  Senecio douglasii Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  CAS-BOT-BC333111  Senecio flaccidus var. douglasii A. D. E. Elmer 1902-6-1 3735 Los Angeles Acton Comment
  CAS-BOT-BC333112  Senecio flaccidus var. douglasii I. M. Johnston 1917-8-13 1678 Los Angeles Prairie Fork of San Gabriel River, San Antonio Mountains 1524 Comment
  LA88555  Senecio flaccidus var. douglasii O. H. Kappler; 1941-6-3 284 Los Angeles Santa Monica Mountains, Escondido Canyon, along Latigo Canyon Road 457 Comment
  SBBG42304  Senecio lyonii M. B. Dunkle 1939-4-2 7203 Los Angeles Southeast Pt Comment
  UC91406  Senecio lyonii T. S. Brandegee 1890-5-20 Los Angeles Santa Catalina Island Comment
  RSA0112035  Senna A. C. Sanders, T. B. Salvato 2009-5-19 36830 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  RSA402667  Sesuvium verrucosum F. R. Fosberg 1930-7-7 S- 3149 Los Angeles Alamitos Bay 5 Comment
  LA105187  Setaria parviflora A. C. Sanders; 1987-7-22 7161 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd 30 Comment
  CDA36376  Sherardia arvensis A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36980 Los Angeles San Gabriel Valley; Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines. Comment
  SEINET6073771  Sidotheca trilobata Unknown 1948-6-13 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CATA3260  Silene gallica Julie L. King 2017-2-20 58 Los Angeles Santa Catalina Island: Southeast of USC Wrigley; about 0.4 miles directly east of Million Gallon Tank 202 Comment
  LA33910  Silene gallica Peter H. Raven; 1959-4-4 13979 Los Angeles 21 Comment
  RSA0091870  Silene gallica Steven A. Junak, Ralph N. Philbrick 2001-5-18 SCa- 1542 Los Angeles Santa Catalina Island. Cottonwood Canyon, along N side of Cottonwood-Blackjack Road, ca. 1.65 miles WSW of Blackjack Peak. 304 Comment
  RSA748583  Silene laciniata Scott D. White, Justin M. Wood 2009-5-6 12641 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  UCR132347  Silene laciniata John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  UCD98940  Silene laciniata subsp. laciniata Daryl Koutnik; George Fisler 1978-4-26 s.n. Los Angeles Walker Ranch, east end of Placerita Canyon County Park. 365 Comment
  POM293139  Silene laciniata subsp. major Lyman Benson 1947-5-13 12403 Los Angeles LIttle Dalton Canyon 365 Comment
  RSA134727  Silene laciniata subsp. major E. K. Balls, Percy C. Everett 1959-6-29 23866 Los Angeles Stokes Canyon. 152 Comment
  RSA598081  Silene lemmonii Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3776 Los Angeles Easterly and southeasterly slopes to the SW of Crystal Lake. 1726 Comment
  SD253427  Silene lemmonii R. G. Swinney 2011-5-19 14784 Los Angeles San Gabriel Mountains: Camp Colby, 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Canyon, south side of Coldwater Canyon Creek. 1073 Comment
  CAS-BOT-BC175099  Silene verecunda Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  RSA733047  Silene verecunda R. G. Swinney 1998-7-8 6320 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  RSA529179  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd 1991-7-24 5618 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1875 Comment
  RSA719135  Silybum marianum Naomi Fraga 2001-5-11 38 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  RSA431762  Sisymbrium altissimum L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima, Angeles National Forest. Comment
  RSA642724  Sisymbrium altissimum R. F. Thorne, C. W. Tilforth 1973-4-20 43094 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1036 Comment
  UCR219914  Sisymbrium erysimoides R. G. Swinney, Jane Strong 2009-4-21 10421 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  UC284766  Sisymbrium irio P. A. Munz 1923-3-10 6582 Los Angeles s of Santa Fe (Claremont); Claremont 350 Comment
  JEPS64281  Sisyrinchium bellum Frank W. Peirson 1919-5-18 444 Los Angeles Monrovia Canyon; San Gabriel Mountains 518 Comment
  UCR4066  Sisyrinchium bellum Carole Sims 1965-4-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., 2.0 mi from the intersection of Old Topanga Canyon Road & Mulholland Drive up Old Topanga Canyon Road 381 Comment
  UCSB909  Sisyrinchium bellum Wedberg, Lee 1954-4-5 Los Angeles Griffith Park 457 Comment
  RSA191356  Sisyrinchium bellum Robert F. Thorne, Mae Z. Thorne 1967-7-19 37193 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  UCR125124  Solanum americanum A. C. Sanders, Mark Elvin 2002-6-18 25115 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 328 Comment
  UCR210061  Solanum americanum A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37173 Los Angeles Los Angeles Basin Region, Los Angeles, Watts area, 658 East 111th Place between Stanford Ave. and Avalon Blvd. 34 Comment
  RSA0085097  Solanum douglasii R. G. Swinney 2010-4-1 12155 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., (below burn area of 2009, Station Fire), below Forest Service boundary, from wash bottom to 150 m. to the west and from 50 to 150 meters north of Maclay. 399 Comment
  SD69442  Solanum douglasii Robert F. Thorne 1966-4-28 36247 Los Angeles Santa Catalina Island: margin of deep gully, Hay Press area 427 Comment
  UC1584030  Solanum douglasii Tim Ross 1991-2-23 4090 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping wnw from Turnbull Canyon Road x Skyline Drive Whittier Hills; , Upper Turnbull Canyon 292 Comment
  UCR259680  Solanum douglasii R. G. Swinney 2010-4-13 12204 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UCR86177  Solanum douglasii L. C. Yoshida, H. Y. Yoshida, et al. 1995-4-29 32 Los Angeles Puente Hills, S slope, E side of Colima Road 183 Comment
  RSA422383  Solanum douglasii M. B. Dunkle 1939-11-24 s.n. Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  RSA422425  Solanum douglasii Elbert Benjamine 1929-4-21 249 Los Angeles Los Angeles. Comment
  RSA649017  Solanum douglasii Scott Lowe 1991-5-12 21 Los Angeles San Gabriel River channel, about 500 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  SDSU11164  Solanum douglasii R. M. Beauchamp 1967-6-3 549 Los Angeles San Clemente Island Growing under boulders on east side of island, southeast of Lemon Tank. 488 Comment
  POM305770  Solanum elaeagnifolium Henry J. Ramsey, Henry J. Ramsey 1937-6-27 954 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  RSA610214  Solanum elaeagnifolium Louis C. Wheeler 1970-9-5 s.n. Los Angeles Culver City: West Washington Blvd., 12,200 block, at Grandview Blvd. Comment
  NY821031  Solanum nodiflorum L. Abrams 1902-6-20 2870 Los Angeles Soldier's Home Comment
  UCR129399  Solanum physalifolium var. nitidibaccatum A. C. Sanders, Mark Elvin 2002-6-20 25217 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  UC1595301  Solanum umbelliferum Tim Ross 1992-4-27 6250 Los Angeles sw of Rancho Santa Ana (s side of Indian Hill Mesa, (area bulldozed [in Nov. 1992] for expansion of the Claremont School of Theology)); Claremont, Indian Hill Mesa 393 Comment
  POM305698  Solanum umbelliferum Henry J. Ramsey, Henry J. Ramsey 1937-3-26 968 Los Angeles Pacoima Canyon, near San Fernando, Angeles National Forest. Comment
  POM4164  Solanum umbelliferum Leslie E. Fuller 1905-5-9 s.n. Los Angeles Claremont Wash. 366 Comment
  RSA427377  Solanum wallacei Anstruther Davidson 1899-06 s.n. Los Angeles Catalina Island Comment
  RSA679304  Solanum wallacei Mark A. Elvin, Sarah Crockett 1997-3-17 377 Los Angeles Santa Catalina Island. Along Cape Canyon Road. On E side at cliff. Where creek comes up to Road. 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
  LA200898  Solanum xanti Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4550 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  NY820487  Solanum xanti T. S. Ross 1990-6-18 3499 Los Angeles San Gabriel Mountains. Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages 1743 Comment
  RSA702215  Solidago occidentalis Scott D. White 2004-8-20 10736 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  JEPS32439  Solidago velutina subsp. californica F. W. Peirson 1918-9-16 230 Los Angeles Mt. San Antonio 1371 Comment
  RSA599737  Sonchus asper L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains: Middle Fork of Mill Creek, off Big Tujunga. 1067 Comment
  RSA641645  Sonchus asper subsp. asper L. C. Wheeler 1967-5-31 9809 Los Angeles Pallet Creek at confluence with Big Rock Creek 1082 Comment
  SBBG46247  Sonchus oleraceus E. R. Blakley 1962-6-10 5259 Los Angeles near Wall 2 15 Comment
  SEINET4049325  Sonchus oleraceus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Peperdine University. 182 Comment
  UCR227644  Sonchus oleraceus R. F. Thorne 1965-5-10 34507 Los Angeles Channel Islands, Santa Catalina Island, upper end of Gallagher Canyon 412 Comment
  RSA151208  Sonchus oleraceus P. H. Raven 1962-4-9 17139 Los Angeles Near barracks, Wilson Cove, San Clemente Island 61 Comment
  UCD108496  Spartium junceum Donald R. Bissing 1973-5-18 80 Los Angeles Evey Canyon, San Gabriel Mountains. At mouth of canyon along Mt. Baldy Road. 707 Comment
  UCD108499  Spartium junceum Geoffrey Levin 1974-4-27 65 Los Angeles Evey Canyon, a side canyon of San Antonio Canyon. San Gabriel Mts. Mt. Range. Comment
  CATA1287  Spergularia bocconi Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-13 2376 Los Angeles Santa Catalina Island: Boushay Canyon Road, by Ironwood grove, off of Upper West End Road 396 Comment
  SD27741  Spergularia bocconi Carl B. Wolf 1932-5-9 3441 Los Angeles Santa Catalina Island; Pebbly Beach. 249 Comment
Read comments
May 29 2012
  RSA0098395  Spergularia macrotheca F. R. Fosberg 1931-5-22 S 4969 Los Angeles Isthmus Harbor, Santa Catalina Island. Comment
  CAS-BOT-BC390808  Spergularia marina A. J. McClatchie 1893-9-11 469 Los Angeles Catalina Comment
  RSA0098532  Spergularia marina D. Charlton 1993-7-4 s.n. Los Angeles Jct Boy Scout Rd and Lancaster Blvd. SE corner in clay pan, Edwards AFB. 694 Comment
  RSA0098536  Spergularia marina R. F. Thorne 1966-4-4 35768 Los Angeles Santa Catalina Island. Tip of Ballast Point, Catalina Harbor, Isthmus. 0 Comment
  SEINET13948160 Image available Stachys Joseph Andorfer Ewan 1993-1 10924 Los Angeles Higgins Canyon, Santa Monica Mts. Comment
  RSA446606  Stachys albens Thekla Mohr 1915-1 3256 Los Angeles North Fork, San Gabriel River. Comment
  POM155758  Stachys bullata M. L. Bryan 1928-4-25 67 Los Angeles Mandeville Canyon, Santa Monica Mountains. 152 Comment
  SFV3244  Stachys bullata K. A. Wilson 1963-5-5 1295 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  UCD125817  Stachys bullata Beth Greenhalgh 1993-4-14 28 Los Angeles Santa Monica Mtns., Kanan Cyn., Malibu, 1/8 mi. on trail starting 100 feet north of south tunnel on Kanan Road. 457 Comment
  UCR270915  Stachys bullata R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14343 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  SFV21877  Stanleya pinnata L. L. Zung 2011-5-17 6 Los Angeles Mojave Desert Antelope Valley, south of Pearblossom. 1090 Comment
  SFV6261  Stanleya pinnata M. H. Grayum, A. Starrett, D. Friesen 1974-5-18 s. n. Los Angeles Santa Susana Mountains Sulphur Canyon. Along roadside above La Quinta Ranch. 610 Comment
  UC570181  Stanleya pinnata A. D. Gifford 1935-5-8 683 Los Angeles mouth Elizabeth Lake Canyon; Tejon Quad., mouth of Elizabeth Lake Canyon 396 Comment
  CATA2017  Stebbinsoseris heterocarpa Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 36 Comment
  LA32111  Stebbinsoseris heterocarpa Henry J. Thompson; 1959-4-19 1957 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  SD254550  Stephanomeria Mitch Provance, Scott Duff 2015-11-9 1115 8 Los Angeles Antelope Valley: S side of Hwy 138, c. 4.7 miles W of Antelope Acres, SCE transmission route, c. 0.2 miles E of 140th St W (Little Buttes 7.5'Q) 790 Comment
  CAS-BOT-BC375358  Stephanomeria exigua subsp. coronaria Timothy S. Ross; Steve Boyd 1994-9-21 8280 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA225332  Stephanomeria exigua subsp. coronaria R. F. Thorne, C. W. Tilforth 1971-6-29 40674 -a Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  SBBG67873  Stephanomeria pauciflora R. Hoffmann 1931-6-23 Los Angeles Lancaster Comment
  RSA0081641  Stephanomeria virgata R. G. Swinney 2010-9-9 13738 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR152678  Stipa coronata A. C. Sanders, Helen Kennedy 2005-4-13 29446 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  SBBG131683  Stylocline gnaphaloides S. A. Junak 1999-4-24 SCa 862 Los Angeles main rd, just S of [airport] rd 445 Comment
  UC213450  Suaeda moquinii I. Johnston 1917-6-10 1267 Los Angeles w of Los Angeles; Cienega Comment
  RSA534123  Suaeda taxifolia Tim Ross, Orlando Mistretta, Mike Hammitt, A. R. Ross 1991-5-17 5090 Los Angeles San Clemente Island. Sand dunes of coastal terrace at West Cove, SW of the new landing field 6 Comment
  SBBG37772  Suaeda taxifolia M. B. Dunkle, B. C. Templeton 1939-4-4 7265 Los Angeles China Pt Comment
  SD43364  Suaeda torreyana var. ramosissima Darley F. Howe 1948-5-3 1807 Los Angeles 3.0 miles north of Lancaster. 609 Comment
  UCR137730  Symphoricarpos albus var. laevigatus L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, Oak Spring, Oak Spring Canyon, off Little Tujunga 793 Comment
  UCR170453  Symphoricarpos mollis Alex R. Van Dam 2004-5-16 013 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park near the main parking lot on a slightly graded N-facing slope 280 Comment
  CAS-BOT-BC97963  Symphyotrichum greatae Geo. B. Grant 1904-6-17 6290 Los Angeles Arroyo Seco Canyon Comment
  SFV13267  Syntrichopappus fremontii M. J. Thor 1983-4-16 170 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UC1871128  Syntrichopappus fremontii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4812 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA587402  Syntrichopappus fremontii Orlando Mistretta 1995-4-5 1597 Los Angeles San Gabriel Mtns, drainage W of Little Rock Creek Reservoir. 1037 Comment
  UCR209136  Tamarix ramosissima R. G. Swinney 2008-6-24 9090 Los Angeles San Gabriel Mountains, Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 274 Comment
  RSA703592  Tauschia arguta Gary D. Wallace, M. Wallace 1983-5-20 2074 Los Angeles Aliso Canyon road between Acton and Angeles Forest highway. Comment
  RSA455503  Tauschia parishii F. R. Fosberg 1931-8-11 S 5661 Los Angeles Pine Flats, Islip Trail, 1/2 mile below Big Cienega, N fork San Gabriel Canyon, San Gabriel Mountains. 1900 Comment
  UC1375351  Tauschia parishii Robert F. Thorne and C. W. Tilforth 1971-6-30 40756 Los Angeles ca 0.3 mi below Alder Saddle (along a dry branch of the S Fork of Little Rock Creek); San Gabriel Mts., Angeles National Forest, S Fk Little Rock 1615 Comment
  LA204260  Tetradymia axillaris var. longispina Jonathan Sauer; 1980-4-26 6091 Los Angeles San Gabriel Mountains, below Juniper Hills, N side of San Gabriel Mountains Comment
  UC63079  Tetradymia axillaris var. longispina H. M. Hall May 1 1902-May 3 1902 3035 Los Angeles vicinity Rock Creek; Antelope Valley, Rock Creek 822 Comment
  RSA474617  Tetradymia canescens B. C. Templeton 1932-7-21 5029 Los Angeles West Blue Ridge, San Gabriel Mtns. 2134 Comment
  SEINET3124345 Image available Tetradymia glabrata R. G. Swinney 2009-4-29 10569 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert: Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence (Palmdale 7.5' Q). 945 Comment
  SBBG89128  Tetradymia spinosa A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7762 Los Angeles near Quartz Hill in Lancaster, S of Ave L at 37th Street W; T7N, R12W, W/2 of NE/4 of NW/4 S31 746 Comment
  UC20424  Tetrapteron graciliflorum Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA656172  Thalictrum fendleri var. fendleri Joseph M. Keefe 1977-6-10 22058 Los Angeles Verdugo Mountains; Northeast side, 0.5 Km. southwest of end of Cedarbend Drive, Sheep Corral Canyon, La Crescenta. 518 Comment
  UCSB2082  Thalictrum fendleri var. fendleri Kamb, Peter 1947-6-7 Los Angeles Hall Canyon; San Jacinto Mts 1645 Comment
  RSA0107654  Thalictrum fendleri var. polycarpum R. G. Swinney 2011-6-23 15313 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment