Search Results — 2000 specimen records retrieved (1586 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR181126  Abies concolor R. G. Swinney 1997-4-25 5499 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  UCR277099  Abies concolor R. G. Swinney 2010-9-23 13891 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA249815  Abronia pogonantha Robert F. Thorne, Gary D. Wallace 1973-4-25 s.n. Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  UC1930167  Abronia umbellata Mark Elvin, Orlando Mistretta 1996-3-22 115 Los Angeles Channel Islands; San Clemente Island: San Clemente Island. Coastal strand/dunes. Comment
  CAS-BOT-BC229296  Abronia villosa W. I. Follett; E. B. Follett 1966-4-26 s.n. Los Angeles Calif. Hwy. 138, 4.7 miles east of Llano Comment
  RSA651443  Acacia baileyana Paul Ring 1949-2-17 s.n. Los Angeles Found in canyon north of Infirmary. [Cal Poly, Pomona ?] 243 Comment
  UCR49366  Acacia saligna A. C. Sanders 1987-9-18 7381 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  POM19146  Acamptopappus sphaerocephalus var. sphaerocephalus P. A. Munz 1923-5-27 6896 Los Angeles Pallett Creek. 2104 Comment
  CAS-BOT-BC412580  Acanthoscyphus parishii var. parishii Joseph Andorfer Ewan 1934-8-3 8427 Los Angeles Table Mt. Trail to Swartout [Swarthout] Valley (floor), San Gabriel Mts. 2133 Comment
  RSA394182  Acer macrophyllum Bonnie C. Templeton 1932-7-21 5038 Los Angeles Between Prairie Fork San Gabriel River and Big Pines Park, near Spring Comment
  UCR16085  Acer macrophyllum R. D. Keyes 1973-5-6 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest, San Gabriel Canyon Rd., 0.12 mi. below Falling Springs Resort 1216 Comment
  UC284788  Achillea millefolium P. A. Munz 1923-4-9 6647 Los Angeles stony slope on east coast San Clemente Island Comment
  RSA549530  Achnatherum occidentale subsp. occidentale Timothy S. Ross, Steve Boyd 1990-6-18 3448 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA596417  Achnatherum occidentale subsp. occidentale Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3354 Los Angeles Big Rock Creek canyon. 120m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1731 Comment
  RSA746419  Achnatherum parishii Orlando Mistretta 1994-7-12 1405 -A Los Angeles Along trail, S. Fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. Comment
  RSA600072  Achnatherum speciosum Steve Boyd, Lauren Raz 1997-5-20 9827 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
  CATA1478  Achyrachaena mollis Mark L. Hoefs, Steven A. Junak 1996-4-30 2675 Los Angeles Santa Catalina Island: Road to Isthmus (from Avalon), just past gate and Isthmus summit reservior 106 Comment
  JEPS64873  Acmispon argophyllus var. argenteus T. W. Minthorn July 1920 19 Los Angeles Santa Catalina Island. Comment
  UC173995  Acmispon argophyllus var. argenteus G. B. Grant Apr 1904 6257 Los Angeles Santa Catalina Island. Comment
  CAS-BOT-BC213455  Acmispon argophyllus var. argophyllus Charles Piper Smith 1914-6-21 2867 Los Angeles Mt. Willson - Sierra Madre Trail Comment
  SBBG95486  Acmispon dendroideus var. dendroideus M. B. Dunkle 1928-11-25 2035 Los Angeles Hamilton Cove Comment
  SBBG16944  Acmispon glaber M. Vincent 1962-7-5 265 Los Angeles Las Virgenes Rd, 1 mi N of Hughes Research Laboratory Comment
  LA47990  Acmispon glaber var. glaber A. L. Beatty; April 22 194 sn Los Angeles Pasadena, Arroyo Seco Comment
  UCSB68619  Acmispon maritimus Denslow, Michael; Sidibeh, Mariam; Soza, Valerie 2003-2-10 Los Angeles West descending ridge down into Brand Canyon on east side of Brand Canyon; Verdugo Mountains Region;: South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 576 Comment
  LA52422  Acmispon maritimus var. maritimus W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  CATA1497  Acmispon micranthus Mark L. Hoefs, Steven A. Junak 1996-5-1 2704 Los Angeles Santa Catalina Island: Road to Lone Tree 478 Comment
  SBBG126967  Acmispon strigosus A. Parikh, N. Gale 2011-6-27 3508 Los Angeles upper Big Tujunga Cyn, just E of Shortcut Station, 0.6 km N of St Hwy 2; San Gabriel Mtns 1283 Comment
  POM6262  Acourtia microcephala Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  SD253361  Acourtia microcephala R. G. Swinney 2010-5-7 12578 Los Angeles San Gabriel Mountains: Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210. 494 Comment
  UCR213331  Acourtia microcephala Justin M. Wood 2009-6-8 854 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  CAS-BOT-BC133186  Adenostoma fasciculatum L. R. Abrams 1908-7-5 140 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 914 Comment
  RSA0057918  Adenostoma fasciculatum Richard G. Swinney 2010-4-15 12215 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA390566  Adenostoma fasciculatum M. Bisbee 1917-5-18 s.n. Los Angeles Hills, north of Eagle Rock Valley Comment
  UCR256249  Adenostoma fasciculatum R. G. Swinney 2010-3-22 12081 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA34524  Adenostoma fasciculatum var. fasciculatum N. C. Cooper 1943-11-21 991 Los Angeles Mint Canyon. Roadside west of Ranger Station. 762 Comment
  RSA595450  Adenostoma fasciculatum var. fasciculatum Tim S. Ross, Victor W. Steinmann 1995-5-8 8572 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UC1063733  Adiantum capillus-veneris Jerome S. Horton 1936-5-7 328 Los Angeles e fork below flumes San Dimas Canyon; Pomona Quadrangle Comment
  RSA732926  Adiantum jordanii R. G. Swinney 2000-5-21 7774 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon., 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  RSA651158  Adiantum jordanii Robert Lindgren 1948-2-14 s.n. Los Angeles Base Clef Farm, San Dimas. Comment
  RSA0053869  Ageratina adenophora R. G. Swinney 2010-4-20 12293 Los Angeles San Gabriel Mountains; Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  JEPS36271  Agoseris grandiflora var. grandiflora F. W. Peirson 1919-6-5 458 Los Angeles San Antonio canyon San Gabriel Mts., San Antonio canyon 1341 Comment
  RSA416385  Agoseris grandiflora var. grandiflora Donald R. Bissing 1973-5-18 s.n. Los Angeles Evey Canyon, San Gabriel Mountains. Along road cut 0.4 mile from canyon mouth. 731 Comment
  CHSC95868  Agoseris retrorsa LeRoy Gross; Michael Denslow 2003-6-4 977 Los Angeles Transverse Ranges; San Gabriel Mountains region: Trail from Islip Saddle to Mt. Williamson. UTM Zone: 3802522N 0431429E. 2195 Comment
  CAS-BOT-BC139054  Agrostis pallens Dunn 1931-5-30 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  RSA0113892  Agrostis pallens Steven A. Junak 1999-5-21 SCa- 999 Los Angeles Santa Catalina Island. Goat Harbor, near W end of beach, N-facing coastal bluffs. 6 Comment
  LA212439  Albizia lophantha Jack Pepper; 1953-2-11 s.n. Los Angeles Comment
  CLARK-A1528-2532  Allenrolfea occidentalis John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  SD111592  Allium burlewii Wayne P. Armstrong 1982-6-27 Los Angeles Just below summit of Mt. Baden-Powell. Growing in loose talus. 2743 Comment
  UCR190772  Allium fimbriatum R. G. Swinney 2001-5-18 7932 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  CAS-BOT-BC469355  Allium fimbriatum var. fimbriatum Timothy S. Ross; Steve Boyd 1990-6-18 3497 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and mescal drainages; 1767 Comment
  RSA367102  Allium haematochiton Anstruther Davidson 1892-04 s.n. Los Angeles Cahuenga. Comment
Read comments
Oct 3 2010
  RSA70467  Allium lacunosum var. davisiae F. W. Peirson 1919-5-11 426 Los Angeles Arraster Creek, north slope of San Gabriel Mts. 853 Comment
  JEPS518  Allium monticola I. M. Johnston 1917-7-4 1446 Los Angeles Head of San Antonio Canyon San Antonio Mountains, San Antonio Canyon 2438 Comment
  RSA706664  Allium monticola Naomi Fraga, Paul Morton 2004-5-18 1187 Los Angeles Along main trail to summit of Mount Hillyer. 1890 Comment
  SD21563  Allium praecox N. E. Bilderback 1938-3-16 Los Angeles Avalon, Catalina Island. Comment
  CAS-BOT-BC476831  Allium validum Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains. Table Mountain, above Wrightwood, in yellow-Jeffrey pine forest. 2133 Comment
  RSA67709  Allophyllum divaricatum Verne Grant, Alva Grant 1952-6-10 17604 Los Angeles Native in Rancho Santa Ana Botanic Garden, Claremont. 457 Comment
  LA81930  Allophyllum gilioides O. H. Kappler; 1940-5-26 29 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA410087  Allophyllum glutinosum M. B. Dunkle 1931-4-22 2442 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA410088  Allophyllum glutinosum H. L. Bauer 1932-6-1 s.n. Los Angeles Santa Monica Mountains. Near Saddle Peak. Comment
  UC55349  Allophyllum glutinosum J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  RSA410065  Allophyllum glutinosum Geo L. Moxley 1915-5-31 337 Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA482493  Alnus rhombifolia Richard Noyes 1987-10-17 458 Los Angeles San Gabriel Mountains. San Antonio Canyon. One-half mile north of Mt. Baldy road tunnels along gated road leading to power station. 1037 Comment
  RSA750455  Alnus rhombifolia A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37074 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UC56683  Alnus rhombifolia Ernest Braunton 1903-1-10 788 Los Angeles Arroyo Seco Comment
  UCR214669  Amaranthus albus A. C. Sanders, Dan S. Cooper 2010-4-30 38137 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0110553  Amaranthus albus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-10-22 SCa- 825 Los Angeles Santa Catalina Island: Cherry Cove, near main buildings at Boy Scout camp. 6 Comment
  UCD97186  Amaranthus albus M. Vincent 1962-12-5 314 Los Angeles Santa Monica Mts., Mulholland Highway at Stunt Road. Comment
  UC72608  Amaranthus powellii J. Q. Adams 1905-1 2 Los Angeles Southern California; Soldier's Home Comment
  CAS-BOT-BC13490  Amblyopappus pusillus Carl B. Wolf 1932-5-11 3569 Los Angeles Santa Catalina Island. Point, west side of Fourth of July Cove. 30 Comment
  CATA2054  Amblyopappus pusillus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-7-17 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, about 0.25 miles inland from beach 12 Comment
  RSA239441  Amblyopappus pusillus E. R. Blakley 1962-6-10 5232 Los Angeles Canyon mouth SE of Eel Point, half way toward Seal Cove, San Clemente Island 6 Comment
  CAS-BOT-BC42858  Ambrosia acanthicarpa J. Q. Adams 1910-10-1 s.n. Los Angeles Soldier's Home Comment
  CAS-BOT-BC42855  Ambrosia acanthicarpa Cecil Hart 1922-9-12 5 Los Angeles Howard & Smith's nursery, Montebello Comment
  SD92030  Ambrosia chamissonis Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-25 22705 Los Angeles San Clemente Island, sandy flat northwest end 4 Comment
  UC1211045  Ambrosia chamissonis Huron H. Smith 1912-5-9 4955 Los Angeles Redondo 0 Comment
  RSA188001  Ambrosia chamissonis var. chamissonis R. F. Thorne, Percy C. Everett 1965-6-23 34950 Los Angeles Santa Catalina Island. Ben Weston Beach, west side of island. Comment
  JEPS30439  Ambrosia confertiflora Peter H. Raven 1959-11-7 14733 Los Angeles just below Hollywood Reservoir; Santa Monica Mountains 182 Comment
  RSA184357  Ambrosia psilostachya S. F. Blake 1910-7-26 474 Los Angeles Dry bank, near Pasadena Comment
  SEINET3145453  Ambrosia psilostachya G. B. Grant 1904-7-10 38 -B Los Angeles In the city of Pasadena Comment
  CAS-BOT-BC272930  Ambrosia salsola A. C. Sanders; D. Malueg; K. D. Jones 1998-6-22 21991 Los Angeles San Gabriel Mtns.: Soledad Pass area at N foot of mtns, ca. 5 mi. SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation 1000 Comment
  UCSB18104  Ambrosia salsola var. salsola Gillett, Janice 1964-5-8 Los Angeles State Highway 138, 1 mile W of Pearblossom 914 Comment
Read comments
Jul 16 2014
  POM294315  Ammannia robusta Lyman Benson 1946-10-16 12205 Los Angeles Hills above Devil's Gate Dam Comment
  RSA607556  Amorpha californica var. californica L. C. Wheeler 1932-6-18 838 Los Angeles San Dimas Canyon 427 Comment
  RSA135181  Amorpha californica var. californica P. H. Raven 1960-5-15 15379 Los Angeles Santa Monica Mountains: Piuma Road 2.7 miles east of Rambla Pacifica. 427 Comment
  CAS-BOT-BC222258  Amsinckia F. R. Fosberg 1932-3-28 10618 Los Angeles N. slope San Pedro Hills, Palos Verdes Estates 50 Comment
  RSA0069776  Amsinckia intermedia LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6994 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
  SBBG131616  Amsinckia intermedia S. A. Junak 1999-4-24 SCa 872 Los Angeles Cape, E of Empire Landing Rd, NW-facing slope 213 Comment
  SD49387  Amsinckia intermedia Reid Moran 1959-3-9 7163 Los Angeles San Clemente Island, canyon 2 miles southeast of Eel Point 99 Comment
  SD85083  Amsinckia intermedia E. R. Blakley 1963-4-7 5519 Los Angeles Santa Catalina Island, Middle Ranch Canyon, ca. 1 miles above Middle Ranch 230 Comment
  SEINET3347172  Amsinckia intermedia R. G. Swinney 2009-3-25 10159 Los Angeles San Gabriel Mtns. Foothills; far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park (Azusa 7.5' Q). 549 Comment
  UC174982  Amsinckia intermedia C. F. Baker 1903-4-1 4092 Los Angeles Claremont; Pacific Coast Comment
  UCR190526  Amsinckia intermedia R. G. Swinney 1990-3-19 1530 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UCR195286  Amsinckia intermedia Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-26 1179 Los Angeles Transverse Ranges: Verdugo Mountains Region, western mouth of La Tuna Canyon, north side of La Tuna Canyon, trail from Tuxford Street and Ledge Avenue 320 Comment
  RSA0089649  Amsinckia intermedia L. R. Abrams 1901-04 1429 Los Angeles Devil's Gate. Comment
  RSA534003  Amsinckia intermedia Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5118 Los Angeles San Clemente Island: eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  POM369891  Amsinckia menziesii M. B. Dunkle 1929-3-17 2062 Los Angeles Cape Canyon, Santa Catalina Island. Comment
  UCR131430  Amsinckia menziesii Alison Lipman 1998-3-23 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
  LA31578  Amsinckia menziesii var. menziesii Peter H. Raven; Henry J. Thompson 1959-5-5 14144 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1); Malibu Creek drainage 304 Comment
  UC306206  Amsinckia menziesii var. menziesii I. M. Johnston 1918-4-11 1833 Los Angeles Lone Hill south of Glendora 365 Comment
Read comments
Feb 20 2017
  RSA0091279  Amsinckia spectabilis E. A. Purer 1931-3-19 s.n. Los Angeles El Segundo. Comment
  SBBG132065  Amsinckia spectabilis S. A. Junak, B. Collins 1991-4-24 SCI 196 Los Angeles S side of mouth of Eel Cove Cyn 42 Comment
  RSA0081136  Amsinckia tessellata R. G. Swinney 2010-5-12 12725 Los Angeles Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone. 921 Comment
  RSA184059  Amsinckia tessellata I. L. Wiggins 1966-4-17 20604 Los Angeles Hillside across valley to e of Alpine Butte Wildflower Sanctuary, N of Pearblossom Comment
  RSA585528  Amsinckia tessellata Tim Ross, Steve Boyd 1991-3-23 4267 Los Angeles Lovejoy Buttes, on the Mojave Desert. NE portion of the main buttes, west of Lovejoy springs (destroyed by development). 851 Comment
  JEPS43117  Anagallis arvensis Frank W. Peirson 1919-3-27 331 Los Angeles foot of Lukens Peak Trail; San Gabriel Mts. 579 Comment
  RSA650586  Anagallis arvensis Max E. Badgley 1948-5-9 s.n. Los Angeles along drive Laurelette Ranch, San Dimas Canyon, 5 mi. N/E of San Dimas. 244 Comment
  UC66731  Anagallis arvensis N. K. Berg 1904-3-7 Los Angeles Santa Monica Comment
  RSA786392  Anagallis arvensis Doris Bowers 1957-4-25 216 Los Angeles LaVerne College, LaVerne 320 Comment
  UC2027709  Androsace elongata subsp. acuta Anuja Parikh with Nathan Gale 2011-6-7 3421 Los Angeles WTR, E Liebre Mountains, Sierra Pelona, 4.1 km W of State Highway 14, 2.0 km SW of California Aqueduct. Comment
  CAS-BOT-BC400319  Anemopsis californica Carl B. Wolf 1932-5-12 3587 Los Angeles Santa Catalina Island. 3/4 mi. from Little Harbor on road to Isthmus 30 Comment
  SBBG33447  Anisocoma acaulis A. D. E. Elmer -Jun-1902 3605 Los Angeles Acton Comment
  RSA729661  Antennaria dimorpha R. G. Swinney 1998-7-2 6259 Los Angeles San Gabriel Mtns.: NE of Table Mountain, Wrightwood area, 0.6 mi NE of junction of roads 4N21B, 4N21A, and 4N21 2134 Comment
  RSA654562  Anthemis cotula Benjamen Rangel 1992-5-17 777 -47 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; found mostly in the back side of the orchard by the freeway fence and the water drainage. Comment
  UC450765  Antirrhinum coulterianum Fay A. MacFadden Jun 1931 88 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCR88516  Antirrhinum coulterianum Scott D. White, Chet McGaugh 1995-5-16 3075 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA371543  Antirrhinum coulterianum David M. Thompson 1983-8-1 309 Los Angeles Sand Canyon Road. On 1982 USFS prescribed burn on very steep slope of brush-covered hill directly across Sand Canyon Road from Live Oak Picnic Area. 640 Comment
  SBBG54547  Antirrhinum multiflorum G. Wright 1971-7-19 328 Los Angeles San Antonio Cyn, E and elevated above Baldy stream and E of tunnels on Mt Baldy Rd Comment
  RSA150857  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-4-12 17313 Los Angeles Head of canyon near the Tomb. Semishade. San Clemente Island Comment
  CAS-BOT-BC176324  Aphanisma blitoides J. C. Nevin 1885-4-1 s.n. Los Angeles San Clemente Isl Comment
  UC1215237  Aphanisma blitoides Peter H. Raven 1962-5-8 17610 Los Angeles walls of second canyon s Seal Cove; San Clemente Island 30 Comment
  CATA194  Apiastrum angustifolium Mark L. Hoefs, A. Douglas Propst 1973-4-6 169 Los Angeles Santa Catalina Island: West side of Mt. Black Jack 457 Comment
  CATA2014  Apiastrum angustifolium Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 9 Comment
  POM215126  Apiastrum angustifolium L. C. Wheeler 1932-4-30 664 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  UC20815  Apiastrum angustifolium J. H. Barber 1897-3-28 113 Los Angeles Santa Monica Canyon; Southern California, Santa Monica Canyon Comment
  RSA470377  Apiastrum angustifolium Louis Greata 1901-03 s.n. Los Angeles near Eaton Canon Comment
  RSA470378  Apiastrum angustifolium Anstruther Davidson 1890-09 s.n. Los Angeles Foothills. Comment
  SEINET11080170  Apiastrum angustifolium J. H. Barber 1897-3-28 113 Los Angeles Santa Monica Canyon. Comment
  RSA239859  Apocynum androsaemifolium John Dourley 1968-9-13 s.n Los Angeles just east from base of Mt. Baden-Powell 2011 Comment
  RSA589228  Apocynum cannabinum T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2912 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
  UCR138510  Aquilegia formosa L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains, Fish Fork 1098 Comment
  RSA0125920  Arabidopsis thaliana LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 729 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 307 Comment
  RSA482601  Arabis perennans Robert Gustafson, Gary D. Wallace 1982-4-26 2551 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  UC10167  Arabis pulchra J. Burtt Davy May 9 1896-May 24 1896 2649 Los Angeles Leonis Valley Antelope Valley Comment
  RSA617477  Arabis pulchra var. pulchra Scott D. White, Pam De Vries 1998-6-23 6772 A Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon 549 Comment
  RSA617478  Arabis pulchra var. pulchra Scott D. White, Pam De Vries 1998-6-23 6772 B Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon 549 Comment
  UC1120816  Arbutus menziesii H. A. Jensen 1933-3-1 265 Los Angeles Angeles National Forest, Santa Anita Canyon Santa Anita Canyon; Angeles National Forest, Santa Anita Canyon 914 Comment
  UCR189705  Arceuthobium californicum R. G. Swinney 1998-7-24 6575 Los Angeles San Gabriel Mtns., west-facing slope of Pine Mountain, c. 1/2 mile south of Fish Fork Trail crossing of Pine Mtn. Ridge 2043 Comment
  CAS-BOT-BC410153  Arceuthobium occidentale Timothy S. Ross; Steve Boyd 1994-9-21 8320 Los Angeles Liebre Mountains ca. 150-260 m SW of town of Sandberg 1292 Comment
  RSA629080  Arctostaphylos Jon E. Keeley, Allen Massihi 1992-8-20 20249 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  SBBG47520  Arctostaphylos catalinae M. B. Dunkle 1929-2-10 2048 Los Angeles Bullrush Cyn Comment
  RSA626803  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-10-15 22104 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA629074  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20303 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA629086  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20348 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA626752  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1979-6-14 7408 Los Angeles 3.2 km east of Short Cut on Angeles Crest Highway. 1600 Comment
  RSA626804  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley 1992-10-15 22096 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA719198  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 1998-4-11 5944 Los Angeles Claremont, hills c. 0.75 mi. NE of Padua Hills Restaurant, 0.4 SW of Potato Mtn. 823 Comment
  CAS-BOT-BC39346  Arctostaphylos glauca Vernon Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  CHSC35512  Arctostaphylos glauca James Henrickson 1979-5-23 18169 Los Angeles Ca 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir. 426 Comment
  POM50327  Arctostaphylos glauca L. R. Abrams 1901-4-13 1501 Los Angeles Pasadena and Wilson's Peak Trail 915 Comment
  RSA229042  Arctostaphylos glauca R. F. Thorne 1971-6-30 40838 Los Angeles San Gabriel Mts., Angeles National Forest: 1.6 miles above Little Sycamore Campground along Little Rock Creek 1280 Comment
  RSA631535  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16051 Los Angeles Whitaker Peak, northwestern San Gabriel Mountains. Comment
  RSA631601  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15949 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631649  Arctostaphylos glauca Jon E. Keeley, Melanie Baer-Keeley 1992-10-10 21997 Los Angeles Road 7N23, north of Burnt Peak. 1425 Comment
  RSA631695  Arctostaphylos glauca Raymond J. Dobbs 1927-2-3 938 Los Angeles Switzers. 945 Comment
  RSA631709  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15673 Los Angeles Angeles Forest Highway, 3 km north of Big Tujunga Canyon turnoff. 1150 Comment
  RSA70872  Arctostaphylos glauca F. W. Peirson 1919-1-29 315 Los Angeles Inspiration Point, Mt. Lowe 1372 Comment
  UCR186890  Arctostaphylos glauca A. C. Sanders 2006-4-14 32058 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
  RSA634333  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22130 Los Angeles Campground below Mt. Baldy ski lift, San Gabriel Mtns. 1880 Comment
  RSA634334  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22131 Los Angeles Campground below Mt. Baldy ski lift, San Gabriel Mtns. 1880 Comment
  RSA634812  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20477 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA634921  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20533 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635068  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20568 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635085  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20576 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA300697  Arenaria macradenia var. arcuifolia J. R. Shevock 1974-7-19 3735 Los Angeles Messenger flats near Mt. Gleason Comment
  RSA549136  Arenaria macradenia var. arcuifolia Timothy S. Ross 1992-7-16 6701 Los Angeles ridgeline between Iron mountain and condor peak; NW spur of 5162' knoll 1524 Comment
  UC854928  Argemone munita C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4614 Los Angeles Boquet Canyon 600 Comment
  UCR270675  Argemone munita R. G. Swinney 2011-5-24 14819 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  CAS-BOT-BC401704  Argemone munita subsp. munita A. D. E. Elmer 1902-6-1 3721 Los Angeles Acton Comment
  UCR270772  Aristida adscensionis Dan S. Cooper 2016-3-9 90316- 09 Los Angeles Transverse Range; eastern Santa Monica Mtns., Los Angeles; Griffith Park, upper Western Canyon, west of the observatory 281 Comment
  CAS-BOT-BC90165  Artemisia californica Louis C. Wheeler 1931-11-20 365 Los Angeles 2 mi. N Claremont 411 Comment
  POM305684  Artemisia californica Henry J. Ramsey, Henry J. Ramsey 1937-8-29 982 Los Angeles Altadena. 396 Comment
  UCR259391  Artemisia douglasiana R. G. Swinney 2010-8-30 13630 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  UCR270824  Artemisia douglasiana R. G. Swinney 2010-6-29 13393 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, north margin of Hansen Lake, Hansen Dam Recreation Center 305 Comment
  SEINET11853293  Artemisia douglasiana I. W. Clokey, Templeton, B. 1929-1 4594 Los Angeles Mandeville Canyon, Santa Monica Mts 200 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
  RSA0106497  Artemisia dracunculus R. G. Swinney 2011-10-18 15833 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA638230  Artemisia ludoviciana subsp. ludoviciana L. C. Wheeler 1967-9-4 10648 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  SBBG62456  Artemisia spinescens R. Hoffmann 1931-4-20 Los Angeles Lancaster Comment
  RSA417387  Artemisia tridentata subsp. parishii Anstruther Davidson 1892-7-4 2050 Los Angeles Lancaster Comment
  POM3371  Asclepias californica I. M. Johnston 1917-7-20 1266 Los Angeles Baldy lookout of USFS 2133 Comment
  IRVC26841  Asclepias fascicularis S. D. White 1997-11-5 6015 Los Angeles Mouth of Trancas Canyon, N of Pacific Coast Hwy (= CA Hwy 1) Malibu Coast 0 Comment
  RSA594673  Asclepias fascicularis L. C. Wheeler 1967-7-30 10271 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground 1006 Comment
  CAS-BOT-BC68899  Aspidotis californica George B. Grant 1901-1-1 248 Los Angeles From Santa Monica Range Comment
  RSA634209  Aspidotis californica R. F. Thorne, D. Propst 1968-4-28 37672 Los Angeles Santa Catalina Island: Lower slope of Wild Boar Gully, due north of Black Ridge and ca. 1 mile WNW of Salta Verde Point. 198 Comment
  RSA686312  Aspidotis californica G. R. Proctor 1944-02 782 Los Angeles Sepulveda Canyon Comment
  LA35990  Astragalus brauntonii Peter H. Raven; Henry J. Thompson 1960-5-16 15382 Los Angeles Santa Monica Mountains, ridge east of Temescal Canyon, along fire-break 243 Comment
  VVC3119  Astragalus brauntonii Tim Thomas 1995-6-7 1714 Los Angeles Santa Monica Mountains, Lower Zuma Ridge Motorway above Pt Dume. 207 Comment
  CATA3293  Astragalus didymocarpus var. didymocarpus Amy Catalano, Jen Dreizehn 2017-3-16 010 Los Angeles Santa Catalina Island: Top of knoll on west side of Airport Rd., 300 m by air southeast of KBRT building 415 Comment
  JEPS54633  Astragalus didymocarpus var. didymocarpus J. B. Davy May 9 1896-May 24 1896 2629 Los Angeles Cienga in Leonis Valley (western Mohave Desert); , Cienega in Leonis Valley Comment
  UC192288  Astragalus douglasii var. douglasii S. B. and W. F. Parish June 1882-June 1887 1913 Los Angeles Old Baldy Mt. Comment
  RSA415513  Astragalus gambelianus F. R. Fosberg 1931-3-26 S- 4390 Los Angeles Santa Catalina Island. Hamilton Canyon. 5 Comment
  RSA415514  Astragalus gambelianus F. R. Fosberg 1931-5-7 54841 Los Angeles Santa Catalina Island. Cape Blanco, Cottonwood Canyon. 200 Comment
  SBBG112787  Astragalus gambelianus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 530 Los Angeles Little Ripper's Cyn, just inland from beach 51 Comment
  LA211161  Astragalus gambelianus Arthur C. Gibson; Tony Valois 2010-3-9 5316 Los Angeles SANTA MONICA MOUNTAINS, behind fire station on Cornell Rd., Agoura Hills. Comment
  RSA604530  Astragalus gambelianus Sara L. Crockett 1997-4-1 635 Los Angeles Santa Catalina Island, 0.5 mile SE of Rancho Escondido on Isthmus Road, 10 m [meters] W of road. 265 Comment
  UC397247  Astragalus layneae Marjorie Shaw, Edna Spaulding, Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 b Los Angeles Mojave Desert , Antelope Valley 762 Comment
  LA204995  Astragalus lentiginosus var. fremontii Carl Epling; May 1927 Los Angeles near summit, Ridge Route Comment
  LA205735  Astragalus lentiginosus var. variabilis O. A. Plunkett; 1926-4-3 Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  RSA194014  Astragalus miguelensis R. M. Beauchamp 1967-3-19 323 Los Angeles South of runway, Sherman feils, San Clemente Island. Comment
  UC557768  Astragalus nevinii Nell Murbarger April, 1936 124 Los Angeles w side and s end San Clemente Island (near the ocean); w side and s end San Clemente Island Comment
  UC574564  Astragalus preussii var. laxiflorus A. Davidson Los Angeles Antelope Valley Comment
  CAS-BOT-BC304393  Astragalus purshii var. tinctus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-26 724 Los Angeles Hungry Valley State Vehicular Recreation Area. Off Interstate-5, about 2 miles west of Gorman 1371 Comment
  SBBG68238  Astragalus purshii var. tinctus R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  CLARK-A1528-2763  Astragalus trichopodus subsp. antisellii John C. Roos 1937-7-29 1245 Los Angeles Santa Monica Mountains Comment
  POM1742  Astragalus trichopodus var. lonchus D. L. Crawford, Otis Hiatt 1916-3-28 s.n Los Angeles Santa Monica Mountains. Comment
  SD186193  Astragalus trichopodus var. phoxus A. C. Sanders 2005-5-5 29875 Los Angeles Santa Clarita area, northeast rim of Cruzan Mesa along dirt road above Vasquez Canyon Road. 640 Comment
  RSA411861  Atriplex argentea subsp. expansa F. R. Fosberg 1930-7-7 S- 3156 Los Angeles Alamitos Bay 2 Comment
  RSA139590  Atriplex californica Reid V. Moran 1958-9-18 6853 Los Angeles San Clemente Island. 1.7 miles SE of Eel Point 10 Comment
  RSA177732  Atriplex californica R. F. Thorne, P. Everett 1965-5-11 34560 Los Angeles Santa Catalina Island, Little Harbor. 2 Comment
  RSA659823  Atriplex californica Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 118 Los Angeles San Clemente Island. Comment
  UCSB16221  Atriplex californica Coln, Bob 1963-4-27 Los Angeles Bluffs above U.S. Highway 101, 5 mi. N of Zuma Beach Comment
  RSA670391  Atriplex canescens B. C. Templeton 1931-5-17 1203 Los Angeles W. of Lancaster, Mojave Desert. Comment
  CAS-BOT-BC168267  Atriplex canescens var. canescens Timothy S. Ross; J. Mark Porter 1994-5-1 7603 Los Angeles Southwestern Mojave Desert: Open desert, on NW corner of Black Butte Basin Road and Avenue U, ca 1275 m SW of Three Sisters buttes 959 Comment
  CAS-BOT-BC168272  Atriplex canescens var. canescens Eugene Walls 1909-11-27 4 Los Angeles Lancaster Comment
  OBI6971  Atriplex confertifolia Shirley Vaughan 1974-5-11 31 Los Angeles 10th st. E and Kettering St., Lancaster 718 Comment
  UCR24799  Atriplex confertifolia O. F. Clarke 1981-5-5 s.n. Los Angeles Western Mojave Desert, City of 'Lancaster' [Palmdale?] near Avenues 'P' and 60th [East] 784 Comment
  RSA155920  Atriplex coulteri P. H. Raven 1962-5-8 17589 Los Angeles Slopes above Seal Cove, San Clemente Island 38 Comment
  RSA533886  Atriplex coulteri T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5168 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  SBBG126151  Atriplex glauca A. C. Sanders with T. B. Salvato 2009-5-19 36812 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd and W of Plaza Dr, S of large shopping mall called Montebello Town Center 110 Comment
  POM121940  Atriplex lentiformis subsp. breweri H. E. Hasse 1890-09 s.n. Los Angeles Santa Monica Comment
  RSA478287  Atriplex lentiformis subsp. breweri I. M. Johnston 1917-6-10 1900 Los Angeles Playa Del Rey Comment
  RSA478288  Atriplex lentiformis subsp. breweri Edwin Kline 1924-8-3 s.n. Los Angeles On the Pacific Palisades Comment
  CHSC100409  Atriplex lentiformis subsp. lentiformis John C. Dittes; Josephine Guardino 2008-2-24 1510 Los Angeles South Coast; Coastal Plains and Valleys; undesignated section of El Encino Land Grant; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 1.9 air-miles southwest of Van Nuys Civic Center, ca. 1.0 air-mile south of Victory Blvd, ca. 0.6 air-mile west of the San Diego Freeway (405) where it crosses Burbank Blvd; on north bank of the Los Angeles River. 207 Comment
  UC1136288  Atriplex lentiformis subsp. lentiformis P. L. Johannsen 1933-12-21 211 Los Angeles 2 mi nw Santa Monica; Calabasas Quad., nw of Santa Monica Comment
  CATA1165  Atriplex leucophylla Mark L. Hoefs 1995-5-30 2158 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  SD112035  Atriplex leucophylla Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  CLARK-A1528-2494  Atriplex nummularia John C. Roos 1937-9-2 2555 Los Angeles Playa Del Rey Comment
  POM279019  Atriplex nummularia Grant D. Brown 1949-11-24 446 Los Angeles Playa del Rey. 15 Comment
  UCR274098  Atriplex pacifica Steven A. Junak 1999-4-23 SCa- 855 Los Angeles California Islands, Santa Catalina Island. South side of island, saddle on ridgetop, below Triangulation Point 'granite 341 Comment
  RSA0029486  Atriplex prostrata Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-10 2748 Los Angeles Santa Catalina Island: Catalina Harbor at the Isthmus. 3 Comment
  RSA12639  Atriplex rosea C. B. Wolf 1934-8-16 s.n. Los Angeles Bryant Ranch east of Long Beach., T4S R12W SW 1/4 sect. 27 100 ft. S & 100 ft. W of center of section 27. 5 Comment
  CAS-BOT-BC176746  Atriplex serenana var. serenana Ernest Braunton 1902-8-1 636 Los Angeles Cienega Comment
  SD52990  Atriplex watsonii Peter H. Raven 1962-7-12 18019 Los Angeles San Clemente Island, east end of Northwest Harbor. 29 Comment
  SD69366  Atriplex watsonii Robert F. Thorne, P. Everett 1965-5-11 34546 Los Angeles Santa Catalina Island, north of Catalina Harbor Comment
  RSA65346  Atriplex watsonii F. W. Peirson 1923-4-11 3462 Los Angeles In canyon below farm buildings at Eagle Ranch, San Clemente Island Comment
  CAS-BOT-BC146040  Avena barbata Geo. B. Grant 1897-9-12 s.n. Los Angeles Los Angeles River. Comment
  SFV21005  Avena barbata L. Gross 2003-3-9 787 Los Angeles San Rafael Hills Southwest side of San Rafael Hills, at or near top of east-west trending ridge southwest of Flint Peak. Entered at west end at Mount Carmel Drive east of Highway 2 (Glendale Freeway) between Chevy Chase Drive (Sycamore Canyon) to the north and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  UCR271807  Avena barbata R. G. Swinney 2010-3-24 12065 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA631379  Avena fatua Valerie L. Soza, LeRoy Gross 1999-5-10 455 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  SEINET11712970  Azolla filiculoides M. E. Jones 1882-1 3043 Los Angeles Pasadena Comment
  UCSB8329  Azolla filiculoides B., K. 1943-6-22 Los Angeles Floating on San Dimas Reservoir, San Dimas Experimental Forrest, San Gabriel mountains Comment
  IRVC28704  Baccharis douglasii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25486 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  OBI34045  Baccharis pilularis Mark Schneider 1973-10-4 Los Angeles Tujunga, Bottom of Seven HIlls Dr. 549 Comment
  SEINET10474451  Baccharis pilularis Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4775 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA533511  Baccharis salicifolia Timothy S. Ross 1991-3-9 4161 Los Angeles Whittier Hills (Puente Hills, proparte) seepage. ca. 300ft. SW of Colima road & Camino del Sur. 213 Comment
  UCR186594  Baccharis salicifolia T. B. Salvato, Sarah Flack 2007-8-8 3039 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR258963  Baccharis salicifolia R. G. Swinney 2010-2-27 11747 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  RSA727622  Bahiopsis laciniata R. G. Swinney 1998-5-4 6045 Los Angeles San Gabriel Valley: Irwindale-Azusa boundary, old gravel pit immediately north of 210 Fwy. 168 Comment
  CAS-BOT-BC99898  Baileya multiradiata Sherwin Carlquist 1952-8-21 323 Los Angeles Huntington Drive at West Drive, San Marino Comment
  UC284839  Balsamorhiza deltoidea P. A. Munz 1923-6-9 6915 Los Angeles 6 mi N of, in canyon Elizabeth Lake Comment
  OBI34568  Batis maritima David J. Keil 1983-8-23 17881 Los Angeles Huntington harbor at Bolsa chica Ecological Reserve Comment
  RSA650242  Beloperone guttata Charles Norman 1949-2-2 s.n. Los Angeles New York & Harding Ave., Altadena. 198 Comment
  RSA435917  Berberis nevinii Fordyce Grinnell Jr. 1910-04 1824 Los Angeles San Fernando Valley Comment
  IRVC29017  Berula erecta A. C. Sanders, Mark Elvin 2002-6-25 25294 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
  RSA451987  Berula erecta Anonymous 1900-9-16 2795 Los Angeles Elysian Park Comment
  RSA0058200  Bidens frondosa Richard G. Swinney 2010-9-1 13667 Los Angeles San Gabriel Mountains/Verdugo Mountains: Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  CHSC109273  Bidens pilosa Scott D. White 2003-10-14 9829 Los Angeles San Gabriel Mountains: Foothills above Sierra Madre. Los Angeles Dep. of Public Works 'Auburn' debris basin, above the north terminus of Auburn Ave. 396 Comment
  UCR231070  Bidens pilosa Dan S. Cooper 2011-9-19 s.n. Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Dr. adjacent to Forest Lawn Cemetery 159 Comment
  UCR207699  Bituminaria bituminosa Justin M. Wood 2009-4-13 487 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  SEINET3146116  Blepharipappus platyglossus G. B. Grant 1905-4-20 111 Los Angeles Pasadena Comment
  RSA226248  Bloomeria crocea Gary D. Cromwell, D. W. Wheat 1971-5-14 664 Los Angeles On southeast-facing slope to west of canyon mouth, about 1350 feet. Mystic Canyon, Angeles National Forest, San Gabriel Mtns., 2 miles NE of Glendora, CA. 412 Comment
  RSA367326  Bloomeria crocea var. crocea B. C. Templeton 1930-6-17 1096 Los Angeles Franklin Canyon, north of Beverly Hills. Comment
  RSA482649  Boechera californica Samuel R. Tyson 1942-4-24 s.n. Los Angeles San Dimas Canyon Comment
  RSA606010  Boechera californica L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  CATA1641  Bolboschoenus maritimus subsp. paludosus Mark L. Hoefs, Steven A. Junak 1998-6-12 2924 Los Angeles Santa Catalina Island: At Isthmus, across from Catalina Harbor 6 Comment
  CATA566  Bolboschoenus maritimus subsp. paludosus Mark L. Hoefs, Robert F. Thorne 1975-8-7 831 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  RSA604536  Bothriochloa barbinodis Sara L. Crockett, Mark Hoefs, Steven A. Junak, Janet Takara 1997-3-28 622 Los Angeles Santa Catalina Island. N side of Cherry Harbor, overlooking mud flats, 20-30m upslope 43 Comment
  UCR239610  Bothriochloa barbinodis Dan S. Cooper 2012-7-24 712- 34 Los Angeles Western Transverse Range; Santa Monica Mountains, Decker Canyon Rd. (Hwy 23) at Foose Rd. 460 Comment
  RSA0017438  Bothriochloa barbinodis Marcus E. Jones 1926-5-7 s.n. Los Angeles Mountains near Claremont. Comment
  SBBG118599  Bowlesia incana J. Henrickson 1985-3-30 19756 Los Angeles ca. 3 air mi NNW of Newhall in North Hills, just N of Santa Clara River, just E of San Francisquito Crk 370 Comment
  SBBG56198  Bowlesia incana F. C. Boutin 1967-4-23 1674 Los Angeles Lemon Tank 304 Comment
  UC1228869  Bowlesia incana Peter H. Raven 1962-4-12 17326 Los Angeles w side of San Clemente Island, soth of canyon below the Tomb San Clemente Island 137 Comment
  UC1930206  Boykinia rotundifolia Mark Elvin, Anne Marie Ruff 1996-8-1 298 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.8 mi from gate. South side. Comment
  UCR258524  Boykinia rotundifolia R. G. Swinney 2010-8-9 13472 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  RSA741020  Brassica fruticulosa Justin M. Wood, Brandy Wood 2009-1-2 270 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  RSA0119759  Brassica geniculata R. G. Swinney 2014-5-27 16670 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  RSA0105489  Brickellia californica R. G. Swinney 2011-11-3 15992 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre. 622 Comment
  RSA638236  Brickellia californica L. C. Wheeler 1967-9-4 10649 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  UCR117564  Brickellia californica A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23266 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 762 Comment
  UCR223385  Bromus R. G. Swinney 2009-5-27 10863 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA757959  Bromus berteroanus Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3293 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  POM1269  Bromus carinatus D. L. Crawford, Otis Hiatt 1916-3-28 709 Los Angeles Santa Monica Mts, Topanga Canyon. Comment
  SD252233  Bromus carinatus Steven A. Junak 1999-5-8 Sca 918 Los Angeles Santa Catalina Island. Fern Canyon, Cottonwood Canyon watershed, just upstream from fenceline, elevated floodplain. Comment
  SEINET10468524  Bromus carinatus H. Lewis 1941-3-19 Lewis s.n. Los Angeles Faculty hill. Ucla campus. Comment
  UCR272601  Bromus carinatus var. marginatus R. G. Swinney 2011-6-7 15065 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  CDA31588  Bromus catharticus T. C. Fuller 1958-8-6 2201 Los Angeles 9 miles west of Lancaster 0 Comment
  POM364018  Bromus catharticus Anstruther Davidson 1917-04 3179 Los Angeles E. Los Angeles. Comment
  UCD58358  Bromus catharticus D. Dunn 1941-3-3 695 Los Angeles West Los Angeles. Pacific Electric tracks on Santa Monica Blvd. 2 blocks east of Sepulveda Blvd. Comment
  SBBG131530  Bromus catharticus S. A. Junak 1999-7-17 SCa 1069 Los Angeles W end of "Rig Field" 213 Comment
  UCR179300  Bromus grandis R. G. Swinney 1989-6-27 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.7 mi. east of Glendora Mtn. Road, at 'Maple Canyon 427 Comment
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Mar 14 2017
  SBBG97027  Bromus hordeaceus S. Boyd with T. Ross, L. Arnseth 1990-4-8 4414 Los Angeles Bryce Cyn near Malo Pt Comment
  RSA662570  Bromus madritensis S. Koukol, R. Koukol 1998-5-3 42 Los Angeles La Verne, Foothill Blvd., 125 m W. of Wheeler Avenue 344 Comment
  SEINET269295 Image available Bromus madritensis Scott D. White, Chet McGaugh 1995-5-9 3024 Los Angeles East edge of Santa Susana Mountains just west of San Gabriel Mountains 'Sunshine Canyon': west of San Fernando Road and I-5 Fwy, just SW of interchange w/SR 14 Fwy. 457 Comment
  SBBG56597  Bromus orcuttianus V. Duran 1933-7-20 3521 Los Angeles Buckhorn 1981 Comment
  RSA632439  Bromus pseudolaevipes Valerie L. Soza, LeRoy Gross 1999-7-15 624 Los Angeles San Gabriel Mountains: Mt. Wilson Trail, north of junction with Upper Winter Creek Trail, southeastern side of Mount Harvard. 1341 Comment
  POM363935  Bromus rubens F. McCulloch 1931-4-1 s.n. Los Angeles Palos Verdes. Comment
  RSA624020  Bromus rubens Arthur R. Kruckeberg 1940-3-24 486 Los Angeles Pacoima Canyon. Comment
  RSA653914  Bromus sterilis Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 903 Los Angeles Verdugo Mountains, northwest side: Northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank. 487 Comment
  CAS-BOT-BC161405  Bromus tectorum Timothy S. Ross; Darin Banks 1994-4-13 7514 Los Angeles Liebre Mountains. San Francisquito Canyon. Ca. 430 m southwest of San Francisquito Powerhouse Nomber 2. 487 Comment
  UC285015  Bromus tectorum P. A. Munz 1923-5-26 6837 Los Angeles San Gabriel Mountains, Vincent Gulch Vincent Gulch; San Gabriel Mountains, Vincent Gulch 2011 Comment
  UCR50998  Bromus tectorum A. C. Sanders, E. J. Lawlor 1988-4-3 7745 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  CDA29961  Cakile maritima Michael O Brien 2009-5-24 s.n. Los Angeles El Pescador State Beach. 0 Comment
  UCR265489  Calandrinia ciliata Dan S. Cooper 2015-3-13 2015- 35 Los Angeles Western Transverse Range; Santa Monica Mountains, La Sierra Canyon, north of Seminole Hot Springs 244 Comment
  UC557725  Calandrinia ciliata Nell Murbarger March, 1936 106 Los Angeles mesa top and upper slopes of e side of island San Clemente Island Comment
  SEINET13387002 Image available Calocedrus decurrens R. G. Swinney 2011-1 15686 Los Angeles San Gabriel Mountains; SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of "Inspiration Cyn." & Coldwater Cyn., near spring and watertank (Chilao Flat 7.5 1140 Comment
  CAS-BOT-BC492127  Calochortus albus Henry J. Thompson 1951-5-13 1474 Los Angeles Triunfo Canyon, at mouth of Lobo Canyon, Triunfo Pass Quadrange, Santa Monica Mts., western Los Angeles Co., near Cornell. 243 Comment
  CAS-BOT-BC132273  Calochortus catalinae Le Roy Abrams 1901-4-3 1266 Los Angeles Santa Monica Mts. Comment
  LA22329  Calochortus catalinae Carl Epling; 1939-2-7 sn Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  UCR88524  Calochortus clavatus var. gracilis Scott D. White, Chet McGaugh 1995-5-16 3074 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  CAS-BOT-BC226265  Calochortus invenustus Timothy S. Ross; Darin Banks 1994-6-21 7984 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2175 m NW of Pac. Mtn's 7124-foot summit 1938 Comment
  UCR191272  Calochortus kennedyi R. G. Swinney 2001-6-16 7982 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  RSA0054999  Calochortus kennedyi J. R. Shevock 1971-5-11 1059 Los Angeles Outskirts of Palmdale. Comment
  UCR191264  Calochortus palmeri R. G. Swinney 1998-7-2 6203 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR146266  Calochortus palmeri var. palmeri Orlando Mistretta 1995-6-23 1870 Los Angeles Transverse Ranges; San Gabriel Mountains, head of Little Rock Creek c. 0.5 mile downstream from Alder Saddle 1509 Comment
  RSA702364  Calochortus plummerae Scott D. White, Pam DeVries 2004-6-14 10494 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA752581  Calochortus plummerae Justin M. Wood 2009-6-8 861 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  UC3377  Calochortus splendens Blanche Trask May 1896 Los Angeles Avalon Santa Catalina Island Comment
  RSA590475  Calochortus venustus Timothy S. Ross, Walter Appleby 1993-5-20 7208 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  SEINET3885387  Calochortus venustus K. Dobry 1992-1 d 1065 Los Angeles South end of Las Virgenes Reservoir at the south end of Lindero Canyon. City of Westlake, Santa Monica Mountain.; 0 Comment
  SEINET7072903  Calyptridium monandrum 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
  UCR200138  Calyptridium monandrum Valerie Soza, Steve Boyd 2000-4-26 794 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  RSA0098173  Calyptridium monospermum R. G. Swinney 2011-8-5 15604 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  UCR147280  Calystegia longipes Orlando Mistretta 1992-8-20 774 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  UCR259967  Calystegia macrostegia R. G. Swinney 2010-3-18 11983 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  POM66007  Calystegia macrostegia subsp. arida C. F. Baker 1904-05 4716 Los Angeles Hills near Claremont Comment
  RSA394872  Calystegia macrostegia subsp. cyclostegia Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  UCSB7321  Calystegia macrostegia subsp. cyclostegia Wedberg, Lee 1954-5-7 Los Angeles Sierra Madre 243 Comment
  UC450949  Calystegia macrostegia subsp. intermedia Fay A. MacFadden 1931-4-1 46 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon (Verdugo Hills, waste land and along roadsides) Comment
  RSA628695  Calystegia macrostegia subsp. tenuifolia L. C. Wheeler 1947-4-27 6470 Los Angeles Arcadia: Woodward Avenue between Santa Anita Avenue and Oakwood Drive. Comment
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Sep 30 2014
  RSA729479  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1999-6-21 7365 Los Angeles Big John Flat. Flat area with coarse sandy granitic gravel. 1622 Comment
  UCR99494  Calystegia peirsonii Steve Boyd, Lauren Raz 1997-5-28 9855 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
  RSA762262  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-1 2594 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  RSA764516  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-3 2625 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 31 per TRTP Survey 2008), in the vicinity of Portal Ridge, SE of Elizabeth Lake Rd. 958 Comment
  UCR150468  Camissonia R. G. Swinney 1999-6-21 7373 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  RSA570035  Camissonia bistorta Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4891 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA755667  Camissonia bistorta Robert F. Thorne, C. W. Tilforth 1971-4-9 41542 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  RSA0069873  Camissonia californica R. G. Swinney 2010-5-7 12604 Los Angeles Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd'? and Jimenez St./Dominica Ave. 378 Comment
  RSA226168  Camissonia californica Gary D. Cromwell, David W. Wheat 1971-5-14 641 Los Angeles San Gabriel Mountains, Mystic Canyon, 2 miles NE of Glendora Comment
  UCR280746  Camissonia campestris R. G. Swinney 2014-4-23 16171 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
  RSA225995  Camissonia campestris subsp. campestris Robert F. Thorne, C. W. Tilforth 1971-6-29 40680 b 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
  RSA247965  Camissonia campestris subsp. campestris Robert F. Thorne, Gary D. Wallace 1973-4-24 43438 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA659473  Camissonia cheiranthifolia J. C. Roos 1956-5-22 s.n. Los Angeles In El Segundo, near Hypericon. 9 Comment
  SEINET12188982  Camissonia cheiranthifolia J. F. Bright, Wyman, C. 1931-1 5722 Los Angeles Hollywood Comment
  UCR60935  Camissonia claviformis Steve Boyd 1986-3-31 1573 Los Angeles Mojave Desert, Hwy 18 c. 1 mi east of junction with Hwy 138, NE of Pinyon Hills 1037 Comment
  RSA584287  Camissonia hirtella Tim S. Ross, Orlando Mistretta 1993-5-26 7302 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle (draining to Wilson Canyon and Sylmar). 994 Comment
  RSA674739A  Camissonia hirtella Scott D. White, Kent Hughes 2000-5-16 7841 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UCR259127  Camissonia hirtella R. G. Swinney 2010-4-28 12382 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
  UCR78133  Camissonia hirtella Wandalee Thompson 1964-4-11 11 Los Angeles San Gabriel Mtns., Liebre Mountains, San Francisquito Canyon 640 Comment
  POM128778  Camissonia hirtella Thomas Craig, Simonds 1927-4-30 225 Los Angeles 2 miles above mouth of Evey Canyon, San Gabriel Mts. Comment
  RSA647945  Camissonia intermedia Michelle Manolovitz, Brian Manolovitz 1992-5-19 27 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet north of park office. Comment
  RSA449031  Camissonia micrantha Anstruther Davidson s.n. Los Angeles Providence Ranch, Hollywood. Comment
  UCR51994  Camissonia micrantha Steve Boyd, T. S. Elias 1987-4-14 2034 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  SEINET13297610 Image available Camissonia strigulosa R. G. Swinney 2011-1 15288 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5' Q.) (T3N R11W S22) 1570 Comment
  UCR179711  Camissonia strigulosa R. G. Swinney, Dave Larson 1996-7-17 5126 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR250925  Camissonia strigulosa Jeremiah George, Audrey George 2014-1-21 s.n. Los Angeles Torrance, just south of Sepulveda Blvd., adjacent to Madrona Ave. 26 Comment
  RSA0093048  Camissoniopsis Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14326 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
  SFV7986  Camissoniopsis confusa T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1352 Los Angeles San Gabriel Mountains Knoll adjacent to lower Trail Canyon. 762 Comment
  RSA0113488  Camissoniopsis confusa Lyman Benson 1945-6-5 11769 Los Angeles Cold Spring, 2-1/2 miles southwest of Camp Baldy on the Glendora Road. Mt. Range: San Gabriel. 1371 Comment
  UC9910  Canbya candida A. Davidson May 1893 Los Angeles Lancaster Comment
  UCSB21946  Canbya candida Hagerbaumer, Joyce 1965-5-7 Los Angeles 25 ft. on west side of 213th Street, 9.7 miles east of Pearblossom on Pearblossom Road (California 138) 1066 Comment
  RSA530916  Cannabis sativa Walter Kelley 1971-5-26 4 Los Angeles In Stunt Canyon. Santa Monica Mountains. Comment
  SBBG13276  Capsella bursa-pastoris M. A. Piehl 1962-6-9 62323 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  RSA592134  Capsella bursa-pastoris L. C. Wheeler 1967-3-3 9169 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  RSA719638  Cardamine oligosperma R. G. Swinney 1998-3-14 5913 Los Angeles Evey Canyon, ca. 0.75 mi. W of Mt. Baldy Rd., ca. 0.3 mi. NE of Potato Mtn. 793 Comment
  UCR220190  Carduus pycnocephalus R. G. Swinney 2009-4-7 10298 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR277521  Carex Mitch Provance, Stephen Reynolds 2011-5-5 17205 Los Angeles San Gabriel Valley, City of San Gabriel, remnants of Eaton Wash, just west of the intersection of Burton Ave. and E. Garibaldi Ave. 137 Comment
  RSA0062566  Carex alma R. G. Swinney 2010-9-9 13775 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  POM1434  Carex alma I. M. Johnston 1917-7-4 1425 Los Angeles Bear Flat. 1677 Comment
  SEINET3897003  Carex alma Louis C. Wheeler 1946-5-19 6223 Los Angeles San Gabriel Mountains: Lower rincon. San Gabriel Canyon.; 0 Comment
  SEINET7549342 Image available Carex alma Timothy S. Ross 1990-6-11 2993 Los Angeles San Gabriel Mountains. Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1254 Comment
  CAS-BOT-BC19228  Carex barbarae H. E. Hasse 1888-6-5 s.n. Los Angeles Border of creek near Glendale. Comment
  SD181806  Carex bolanderi Valerie Soza, LeRoy Gross 2000-6-13 996 Los Angeles San Gabriel Mountains; Spring along Burkhart Trail from Buckhorn Flat to Cooper Canyon, ca. 0.8 mile along trail from Buckhorn Flat trailhead. 1844 Comment
  RSA88803  Carex fracta F. W. Peirson 1922-7-6 3178 Los Angeles Big Pines Camp 2088 Comment
  CAS-BOT-BC21774  Carex hassei H. E. Hasse 1901-6-1 s.n. Los Angeles Near the head of west fork of San Gabriel River. Comment
  OBI35041  Carex praegracilis A. C. Sanders, K. R. Neisess & N. Smith, N. Smith 1980-6-4 1551 Los Angeles Peace Valley, about 3 mi SE of Gorman on the Old Gorman Post Rd 1219 Comment
  CAS-BOT-BC117931  Carex schottii Louis C. Wheeler 1936-6-21 4169 Los Angeles W fork Palmer Canyon, San Gabriel Mts. 640 Comment
  LA17903  Carex senta Carl Epling; L. Ellison 1929-3-16 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCD140837  Carex senta Kenneth A. Wilson 1961-3-10 950 Los Angeles Santa Monica Mtns. Old Topanga Canyon Rd., ca, 1/4 mile west of Topanga Canyon Rd. Comment
  RSA90849  Carex senta F. W. Peirson 1921-5-20 2658 Los Angeles Little Rock Creek 1067 Comment
  CAS-BOT-BC116605  Carex subfusca Victor Duran 1933-7-21 3524 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  SBBG80464  Carex tumulicola F. C. Boutin 1967-4-23 1690 Los Angeles next major drainage way and cyn SE of Lemon Tank Comment
  UCR58758  Carex tumulicola F. C. Boutin 1967-4-23 1690 Los Angeles Channel Islands, east side of San Clemente Island, next major drainageway & canyon SE of Lemon Tank Comment
  RSA0082906  Carpobrotus Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3126 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Along path leading to ocean. 16 Comment
  SD40042  Carpobrotus chilensis Edith A. Purer 1931-2-21 112 Los Angeles El Segundo Comment
  SEINET4044466  Castilleja affinis D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park. 30 Comment
  JEPS23681  Castilleja affinis subsp. affinis Peter H. Raven 1959-3-15 13953 Los Angeles just e Zuma Beach; Santa Monica Mountains, Point Dume 24 Comment
  UCSB44524  Castilleja affinis subsp. affinis Dynowski, Monica 1977-5-13 Los Angeles On the east side of Azusa Ave; 1/4 mile south of its junction with Francisquito Ave; San Jose Hills; Valinda 228 Comment
  RSA729232  Castilleja applegatei subsp. martinii R. G. Swinney 1998-7-10 6400 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  CATA3304  Castilleja exserta Amy Catalano 2017-3-22 021 Los Angeles Santa Catalina Island: On the se facing slope of the ridge leading towards (sw) the Skull Canyon-Middle Ranch roads junction 201 Comment
  SFV15538  Castilleja exserta R. K. Stachelek 1992-5-2 31 Los Angeles Santa Monica Mountains Tapia Park, off Malibu Canyon Road. 150 Comment
  UCR127905  Castilleja exserta A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26101 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  UCR176113  Castilleja exserta Holly A. Wanamaker 2005-5-1 08 Los Angeles Western Mojave Desert, Antelope Buttes, off Hwy 138 at 110th St. West in Lancaster, c. 4 mi. SW of intersection on a dirt road, adjacent to the California Poppy Preserve 912 Comment
  RSA0118845  Castilleja exserta subsp. exserta A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32089 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
  POM280816  Castilleja foliolosa Henry J. Ramsey, Henry J. Ramsey 1937-3-27 s.n. Los Angeles Little Tijuna Canyon. Comment
  RSA578823  Castilleja foliolosa Tim S. Ross, Darin Banks 1994-4-13 7513 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  UCSB27050  Castilleja foliolosa Day, Fran 1964-4-25 Los Angeles 16 miles south of Gorman; on U.S. 99 670 Comment
  CAS-BOT-BC243784  Castilleja gleasoni Rimo Bacigalupi 1953-6-15 4204 Los Angeles On slopes just below summit of Mt. Gleason, 16.0 miles east of beginning of Mendenhall Ridge Forest Service Road, Angeles National Forest 2103 Comment
  JEPS23230  Castilleja linariifolia Rimo Bacigalupi with Reino Alava 1958-7-21 6461 Los Angeles 2.25 mi wnw Lake Hughes Post Office (in bed of Pine Creek, in San Andreas Rift Zone (fault valley), at n base of Sawmill Mtn. opposite Forsythe Canyon, Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Sawmill Mtn. 1075 Comment
  RSA597044  Caulanthus amplexicaulis var. amplexicaulis Timothy S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3827 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  RSA68345  Caulanthus amplexicaulis var. amplexicaulis Verne Grant 1951-7-17 16085 Los Angeles San Antonio Canyon 1981 Comment
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Nov 19 2015
  RSA0121920  Caulanthus cooperi Orlando Mistretta 1995-3-24 1570 Los Angeles San Gabriel Mountains: Carr Canyon. 1341 Comment
  CAS-BOT-BC47901  Ceanothus arboreus Reid Moran no date 607 Los Angeles Santa Catalina Island - Ridge between Johnson's Valley and Howland's Valley Comment
  SBBG71352  Ceanothus cordulatus R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  UCR209892  Ceanothus cordulatus R. G. Swinney 2008-7-24 9269 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UC18261  Ceanothus crassifolius W. H. Brewer 295 Los Angeles Cahuenga Pass Comment
  RSA584288  Ceanothus crassifolius var. planus Tim S. Ross, Orlando Mistretta 1993-5-26 7299 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle (draining to Wilson Canyon and Sylmar). 994 Comment
  RSA774748  Ceanothus greggii R. G. Swinney 2009-6-17 11163 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  POM184710  Ceanothus integerrimus Joseph A. Ewan 1932-6-17 7240 Los Angeles Summit San Gabriel Peak, San Gabriel Mountains. Comment
  LA32016  Ceanothus leucodermis Peter H. Raven; 1959-3-1 13826 Los Angeles 396 Comment
  UC1211121  Ceanothus leucodermis Huron H. Smith 1912-4-30 4873 Los Angeles Mt. Wilson 1066 Comment
  UC147953  Ceanothus leucodermis C. F. Baker 1909-5-15 5346 Los Angeles San Antonio Canyon Comment
  OBI69244  Ceanothus megacarpus John Knapp, Denise Knapp 2003-4-13 22 Los Angeles Catalina Island 131 Comment
  RSA399122  Ceanothus megacarpus Helen M. Oster 1924-3-22 s.n. Los Angeles Between Vermont and Western Comment
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Feb 17 2015
  SD28069  Ceanothus megacarpus Carl B. Wolf 1932-5-10 3506 Los Angeles Santa Catalina Island. Avalong Canyon, Above the last almond orchard. 121 Comment
  RSA526550  Ceanothus megacarpus var. insularis Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4236 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA233365  Ceanothus oliganthus var. oliganthus Arthur C. Gibson, Linda Gibson 1972-3-18 2793 Los Angeles Fish Canyon, San Gabriel Mountains. 381 Comment
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Nov 19 2014
  LA42088  Ceanothus spinosus A. M. Johnson; 1928-2-16 140 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SDSU12009  Ceanothus spinosus David Shaari, Jennifer Swenson 1995-5-1 14 Los Angeles North-facing canyon, north of dirt road, approximately 3.7 miles from Latigo Canyon Road. Slope 0.6 miles NW of Castro Peak. 756 Comment
  RSA0029519  Ceanothus spinosus T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  IRVC27959  Ceanothus tomentosus Mark A. Elvin 2003-8-13 2987 Los Angeles Newhall Ranch, Santa Clara River at the mouth of Long Canyon Santa Clarita Valley 274 Comment
  SBBG4600  Ceanothus vestitus H. and M. Dearing 1949-4-11 6768 Los Angeles W Mojave Desert, San Gabriel Mtns Comment
  UCR223368  Ceanothus vestitus R. G. Swinney 2009-5-20 10821 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR246491  Cenchrus longispinus Dan S. Cooper 2011-7-18 711- 84 Los Angeles Terminal Island, adjacent to Least Tern Preserve 3 Comment
  HSC5242  Centaurea melitensis C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  POM351509  Centaurea melitensis Ambrose Schindler 1940-5-15 s.n. Los Angeles Stone Canyon Comment
  SDSU6456  Centaurea melitensis R. M. Beauchamp 1967-6-2 562 Los Angeles Area half way between Eel Point and The San Dunes on east side of dirt road, San Clemente Island. 30 Comment
  RSA589499  Centaurium davyi Tim S. Ross, Gery Allan, Mark A. Elvin, Jennifer Stone 1995-5-19 8578 Los Angeles San Clemente Island. Head of the northern tributary of Canchalagua Canyon, 400 ft. NNE of the 1135-ft. triangulation point. 326 Comment
  RSA583133  Centaurium venustum Tim S. Ross 1993-4-22 6907 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560ft); 800 m due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 305 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
  SEINET12281526  Centaurium venustum C. L. Abbot 1926-1 s.n. Los Angeles Los Angeles Comment
  SD236200  Centromadia parryi subsp. australis Matthew Malle 2008-10-8 Los Angeles South Coast; Los Angeles Basin Region: Torrance, triangular parcel on west side of Crenshaw Blvd, between W. 208th St. and Dominguez St., south of Dow Chemical facility, c. 1.6 m. (air) south of 405 Fwy 20 Comment
  RSA0008265  Centromadia pungens subsp. pungens Anstruther Davidson 1776 Los Angeles Santa Monica. Comment
  CAS-BOT-BC179821  Centrostegia thurberi Frank W. Peirson 1919-5-10 28 Los Angeles Arraster Creek, San Gabirel Mts. 914 Comment
  RSA783169  Centrostegia thurberi Elizabeth A. Kempton, Eric Paul 2006-6-11 391 Los Angeles Roadside along N2, Ridge Road 1223 Comment
  UCR209212  Centrostegia thurberi R. G. Swinney 1998-4-14 5986 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA65616  Cerastium glomeratum F. W. Peirson 1919-5-18 438 Los Angeles Hills east of Monrovia Canyon 457 Comment
  RSA653047  Cercocarpus betuloides var. betuloides A. C. Sanders, D. Malueg 1998-6-24 22072 Los Angeles San Gabriel Mtns.: ca. 3.5 mi. NE of Big Tujunga Dam, just below VABM 'Wreck', So. Cal. Edison Mesa-Vincent transmission line at tower 10-4 1305 Comment
  UC1922293  Cercocarpus betuloides var. betuloides Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 821 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. Near 34deg 12' 18'' N 118deg 18' 21'' W T1N R14W NW/4, N Comment
  UC859429  Cercocarpus betuloides var. betuloides Ira W. Clokey, B. Templeton July 1929 4596 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 300 Comment
  SBBG12776  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-3 5367 Los Angeles between Wrigley Reservoir and the SE Fk of Gallagher Cyn 381 Comment
  SD112072  Cercocarpus betuloides var. blancheae Linda Allen 1975-6-15 Los Angeles Century Ranch, W. Santa Monica Mts. Comment
  UCR190120  Cercocarpus ledifolius R. G. Swinney 1998-8-27 6793 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  CAS-BOT-BC143811  Cercocarpus ledifolius var. ledifolius Geo. B. Grant 1904-7-23 6369 Los Angeles Mt. San Gorgonio, Mill Creek Comment
  RSA0036980  Chaenactis artemisiifolia R. G. Swinney 2010-5-29 13399 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA351642  Chaenactis artemisiifolia Geo L. Moxley 1915-7-19 388 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  RSA0119794  Chaenactis fremontii R. G. Swinney 2014-4-30 16282 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA729417  Chaenactis glabriuscula R. G. Swinney 1998-6-12 6956 Los Angeles NW of Jackson Lake at Ball Flat, 0.7 mi north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
  SD132001  Chaenactis glabriuscula Barbara Ertter, L. Heckard, et. al. 1988-5-23 7476 Los Angeles Pine Canyon Road, along San Andreas fault on north side of San Gabriel Mountains. Comment
  SEINET7042261  Chaenactis glabriuscula A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  RSA127965  Chaenactis glabriuscula var. glabriuscula L. R. Abrams 1901-5-28 1676 Los Angeles Ballona Harbor Comment
  RSA599620  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz 1997-4-16 9514 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
  UC894479  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1906-6-17 249 Los Angeles Mt. Wilson Comment
  UCR281353  Chaenactis stevioides R. G. Swinney 2014-4-24 16238 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  RSA755964  Chaenactis stevioides Orlando Mistretta, Christine Mistretta 2008-4-4 2315 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
  RSA94402  Chaenactis stevioides F. W. Peirson 1923-5-25 3522 Los Angeles along stream on south side of canyon of Rock Creek, San Gabriel Mountains. 1296 Comment
  SD240848  Chaenactis xantiana R. G. Swinney 2009-4-28 10539 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma. 1584 Comment
  RSA70550  Chamaesyce albomarginata F. W. Peirson 1919-6-13 459 Los Angeles Rock Creek. 1296 Comment
  POM2847  Chamaesyce maculata George B. Grant 1904-9-2 427 Los Angeles Pasadena Comment
  RSA662183  Chamaesyce polycarpa var. polycarpa Karin Palmer 1981-5-26 36 Los Angeles Cal Poly Pomona. Just south outside Bldg. 3, Rm. 110 window. Comment
  RSA366752  Chasmanthe floribunda Robert Gustafson 1981-3-10 2108 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA732920  Cheilanthes covillei R. G. Swinney 1999-8-14 7617 Los Angeles San Gabriel Mtns.: Upper Fish Fork San Gabriel River, c. 0.7 west of junction of Fish Fork Trail on West Dawson Peak Ridge. Comment
  RSA756892  Cheilanthes covillei Orlando Mistretta, Christine Mistretta 2008-4-7 2344 Los Angeles Along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge., (Segment 5, structure 48 per TRTP survey-2008) 1085 Comment
  UCR141714  Cheilanthes covillei R. G. Swinney 1997-8-19 5829 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  RSA423304  Chenopodium ambrosioides B. C. Templeton 1959-10-8 8603 Los Angeles In vacant lot, Glendale Comment
  RSA423258  Chenopodium atrovirens F. R. Fosberg, J. Ewan 1931-6-12 4977 Los Angeles along ridge trail near big rock-Bear Creek divide 2133 Comment
  RSA750211  Chenopodium berlandieri R. G. Swinney 2005-7-21 8322 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UCR281160  Chenopodium berlandieri R. G. Swinney 2014-6-5 16713 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  UCSB69250  Chenopodium berlandieri Gross, LeRoy; Denslow, Michael; Hogshead, Bill; Swartzentruber, Sarah 2003-6-17 Los Angeles Transverse Ranges; Verdugo Mountains region; South side of mountains; Brand Canyon, below the large waterfall, where the canyon forks off; (Burbank 7.5 Quad.: T1N R13W S8, NW1/4) UTM Zone 11; 3783985N 0383011E 393 Comment
  CDA3045  Chenopodium botrys LeRoy Gross 1998-11-1 98 Los Angeles Southern base San Gabriel Mtns/ Verdugo Mountains region; Southern base San Gabriel Mtns.: Big Tujunga wash. East of 210 freeway, city of Sunland. Comment
  UCR182241  Chenopodium botrys R. G. Swinney 1997-9-6 5869 Los Angeles San Gabriel Mountains., Forest Service Rd 4N06 (up Mescal Canyon), 0.8 mi N of Big Pines Rd. 1744 Comment
  CDA3041  Chenopodium botrys T. S. Ross 1991-8-16 5801 Los Angeles Big Tujunga Canyon 1/5 miles due east of the confluence of Lucas Creek; Angeles Forest Highway. Comment
  RSA771568  Chenopodium californicum R. G. Swinney 2009-5-6 10666 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  SBBG108149  Chenopodium californicum S. L. Crockett, M. L. Hoefs, S. A. Junak 1997-3-27 599 Los Angeles 0.2 mi N on lower Cape Cyn Reservoir Rd from jct with Cape Cyn Rd 286 Comment
  SBBG13270  Chenopodium californicum M. A. Piehl 1962-6-9 62338 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  SEINET5764388 Image available Chenopodium californicum Freda Detines 1929-1 s.n. Los Angeles Santa Catalina Island Comment
  SBBG98071  Chenopodium californicum T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5103 Los Angeles above Nots Pier on rd near the top of the E escarpment, 1400 ft NNW of the 553 ft Benchmark 138 Comment
  LA31619  Chenopodium macrospermum var. farinosum J. A. Ewan; 1959-9-6 Los Angeles Santa Monica Mountains, Medea Creek, Malibu Creek, near mouth 3 Comment
  RSA423239  Chenopodium murale Robert Gustafson 1981-4-29 2211 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA526605  Chenopodium murale Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4189 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  SD112651  Chenopodium murale Darley F. Howe April 1915 54 Los Angeles Claremont Comment
  RSA604690  Chenopodium pumilio L. C. Wheeler 1967-9-29 s.n. Los Angeles Ridge 1/2 mile WNW Pine Mountain. 1249 Comment
  CATA141  Chlorogalum pomeridianum Mark L. Hoefs, A. Douglas Propst 1973-3-14 105 Los Angeles Santa Catalina Island: Upper Cape Canyon 335 Comment
  SDSU11879  Chlorogalum pomeridianum D. F. Howe 1952-9-14 2260 Los Angeles West slope of Lookout Mt. Santa Monica mts. Comment
  RSA601189  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1967-6-26 9911 Los Angeles San Gabriel Mountains : Placerita Canyon; ca. 1/4 mile E of highway 457 Comment
  RSA0068090  Chondrilla juncea John L. Thompson 2015-6-25 Hogbite 06 .2518 Los Angeles Near Descanso Motorway, Glendale. Comment
  UCR212908  Chorispora tenella A. C. Sanders 2010-3-30 37708 Los Angeles Mojave Desert, Antelope Valley, east of Lancaster and south of Redman, 90th St. East 0.35 mi. north of Ave. H 727 Comment
  CAS-BOT-BC244655  Chorizanthe staticoides Steve Boyd; Tim Ross 1988-4-28 2250 Los Angeles West end of San Gabriel Mtns, Sand Canyon E of Saugus. In a small side canyon. Angeles National Forest. 792 Comment
  CAS-BOT-BC244733  Chorizanthe staticoides A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mts., north of Mt. Wilson 1615 Comment
  CAS-BOT-BC244801  Chorizanthe staticoides Geo. B. Grant 1904-6-17 s.n. Los Angeles Pasadena Comment
  LA52277  Chorizanthe staticoides Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  POM78976  Chorizanthe staticoides I. M. Johnston 1925-7-8 s.n. Los Angeles Cow Canyon-San Antonio Canyon Divide 1433 Comment
  RSA596829  Chorizanthe staticoides Tim S. Ross, J. Mark Porter 1995-5-4 8504 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road. 610 Comment
  RSA716902  Chorizanthe staticoides LeRoy Gross 2006-5-30 2461 Los Angeles Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit., Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B. Near start of survey. 1244 Comment
  RSA735916  Chorizanthe staticoides Justin M. Wood 2008-5-31 10 Los Angeles Santa Monica Mountains National Recreation Area, Malibu Canyon Road, approx. 2 miles N of PCH. Comment
  SBBG125048  Chorizanthe staticoides A. Parikh, N. Gale 2010-5-5 3145 Los Angeles San Gabriel Valley, near SW corner of Santa Fe Dam, 0.4 km ENE of intersection of I-605 and Arrow Hwy 130 Comment
  UCD99944  Chorizanthe staticoides Garm Beall 1997-5-9 23 Los Angeles Mullholland Highway, 1 mile east of Malibu Canyon Road. Comment
  UCR126907  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA600136  Chorizanthe xanti Steve Boyd, Lauren Raz 1997-5-28 9835 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  UCR164533  Chrysothamnus nauseosus T. B. Salvato, Sandra Murcia 2005-11-1 1248 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  RSA191626  Chrysothamnus nauseosus subsp. consimilis R. F. Thorne, M. Z. Thorne 1966-8-29 36595 Los Angeles along hwy from Crystal Lake to Islip Saddle. 1615 Comment
  RSA717948  Chrysothamnus nauseosus subsp. consimilis R. G. Swinney, Dave W. Larson 1996-8-7 5240 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s. 1524 Comment
  RSA517165  Chrysothamnus nauseosus subsp. mohavensis Timothy S. Ross, Orlando Mistretta 1990-10-9 3263 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest. 1454 Comment
  RSA584320  Chrysothamnus teretifolius Timothy S. Ross, Steve Boyd 1991-3-23 4271 Los Angeles Lovejoy Buttes, on the Mojave Desert: NE portion of the main buttes, west of Lovejoy Springs. 926 Comment
  SBBG43863  Cirsium occidentale var. californicum M. R. Benedict 1971-6-26 Los Angeles near rd 0.5 mi S of Wilson Cove Comment
  RSA603324  Cirsium vulgare Scott D. White 1997-5-21 5189 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA595800  Citrullus lanatus Lauren Raz, S. D. Boyd 1996-10-23 053 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
  LA45535  Clarkia bottae W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0013164  Clarkia bottae Orlando Mistretta, Christine Mistretta 2011-6-13 5682 Los Angeles 0.32 miles S of Aliso Canyon Rd. and Southern California Edison transmission line Corridor, 3.05 miles NW of intersection of Aliso Cyn Rd. and Angeles Forest Hwy. 1068 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
  SBBG60295  Clarkia cylindrica subsp. cylindrica R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UC1929743  Clarkia dudleyana V. Soza, LeRoy Gross 2001-5-22 1239 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  RSA0089480  Clarkia epilobioides Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 582 Los Angeles Santa Catalina Island. Along N side of ridge on N side of Hamilton Canyon. 243 Comment
  RSA579515B  Clarkia heterandra Tim S. Ross, Steve D. Boyd 1994-6-23 8062 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  UC284199  Clarkia heterandra P. A. Munz 1923-6-9 6938 Los Angeles Liebre Mts., Oakgrove Canyon Comment
  UCR89976  Clarkia purpurea Scott D. White, Chet McGaugh 1995-6-6 3232 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  CAS-BOT-BC163718  Clarkia purpurea subsp. quadrivulnera Ernest Braunton 1903-6-1 885 Los Angeles Glendale to Burbank Comment
  RSA738060  Clarkia quadrivulnera M A Sanatay 1966-6-10 s.n. Los Angeles Verdugo Hills. 183 Comment
  UCR259775  Clarkia unguiculata R. G. Swinney 2010-4-28 12388 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
  RSA607012  Clarkia unguiculata Leota Brice 1930-5-22 s.n. Los Angeles no specific locality given. Comment
  RSA526556  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4242 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA0091971  Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-3-17 14125 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  UC7911  Claytonia perfoliata subsp. mexicana Harley P. Chandler 1897-3-14 Los Angeles Claremont 365 Comment
  UCSB72619  Claytonia perfoliata subsp. mexicana Gross, LeRoy; Boyd, Steve; Fraga, Naomi 2006-3-17 Los Angeles Transverse Ranges; Verdugo Mountains region: Along the main crest, just west of a Radio Tower 928 Comment
  SD51926  Claytonia perfoliata subsp. mexicana Peter H. Raven 1962-4-10 17218 Los Angeles San Clemente Island, est-facing slopes of summit ridge about 2 miles north of Thirst 487 Comment
  CAS-BOT-BC91393  Clematis lasiantha Henry J. Thompson 1959-3-31 1916 Los Angeles Santa Monica Mountains. 1.1 mile southwest of Seminole Hot Springs, about 2 miles southwest of Cornell. 396 Comment
  LA211931  Clematis lasiantha Duncan S. Bell; Caitlin Elam, Evan Meyer 2013-6-13 5119 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
  RSA549151  Clematis lasiantha Tim S. Ross, Peter Fritsch 1990-6-20 3648 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fk. San Gabriel River and Roberts Canyon. 1256 Comment
  UC1125909  Clematis lasiantha Jerome S. Horton 1937-4-27 435 Los Angeles divide between N. Fork San Dimas Canyon and San Gabriel Canyon (gate at w. end of 4100 trail); Cucamonga Quad., N. Fork Watershed Comment
  UC1595223  Clematis lasiantha Tim Ross and Peter Fritsch 1990-6-20 3648 Los Angeles ridgetop between W. Fork San Gabriel R. and Roberts Canyon (Rincon-Red Box Rd. (2N24)); San Gabriel Mts. 1255 Comment
  POM199709  Clematis ligusticifolia I. W. Clokey, Bonnie C. Templeton 1929-06 4595 Los Angeles Mandeville Canyon. 200 Comment
  POM296622A  Clematis ligusticifolia Lyman Benson 1948-10-25 13542 Los Angeles Spring one mile above mouth of San Antonio Canyon, Pacific Slope Drainage Area, San Gabriel Mountains. 793 Comment
  UCR270474  Clematis ligusticifolia R. G. Swinney 2011-11-1 15937 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  RSA160047  Cnicus benedictus L. C. Anderson 1961-6-29 1958 Los Angeles Weed in disturbed soil along Mills Ave at Benito in Pomona. Comment
  SBBG44398  Collinsia bartsiifolia var. davidsonii R. Hoffmann 1931-5-15 Los Angeles Lancaster Comment
  RSA588079  Collinsia childii Orlando Mistretta, Tim S. Ross 1994-6-1 1298 Los Angeles San Gabriel mountains, Santiago Canyon 1613 Comment
  POM4321  Collinsia heterophylla I. M. Johnston 1917-5-6 s.n. Los Angeles Evey Canyon, north of Claremont 762 Comment
  RSA240671  Collinsia heterophylla Donald R. Bissing 1973-6-2 106 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  UCR133568  Collinsia parryi George B. Grant 1905-5-4 201 Los Angeles Pasadena 264 Comment
  RSA0009592  Collinsia parryi Marcus E. Jones 1882-5-2 3205 Los Angeles Pasadena. Comment
  SEINET12268973  Collinsia tinctoria Unknown 1933-1 8471 Los Angeles near Los Angeles Comment
  RSA412255  Collinsia torreyi var. wrightii Fred Burlew 1917-01 3137 Los Angeles Mt. San Antonio. Comment
  UCR43341  Collinsia torreyi var. wrightii David Charlton 1986-6-15 262 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  UCR149909  Colutea arborescens R. G. Swinney 1999-6-18 7338 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  CATA306  Convolvulus arvensis Mark L. Hoefs 1973-6-5 329 Los Angeles Santa Catalina Island: Middle Ranch Canyon, in field by main road 243 Comment
  SEINET12277843  Convolvulus arvensis J. Bright, Wyman, C. 1931-1 5721 Los Angeles Hollywood Comment
  SBBG13284  Convolvulus simulans M. A. Piehl 1962-6-9 62347 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR190520  Cordylanthus rigidus R. G. Swinney 2000-6-19 7818 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UC1119216  Coreopsis bigelovii P. L. Johannsen 1934-3-5 314 Los Angeles 1 mi ne Castac; Santa Susana Quad. 457 Comment
  CAS-BOT-BC287091  Coreopsis douglasii Marcus E. Jones 1882-5-2 3361 Los Angeles Pasadena Comment
  UC33140  Coreopsis gigantea Blanche Trask 1896-4-1 Los Angeles Avalon Santa Catalina Island, Avalon Comment
  SBBG38077  Corethrogyne filaginifolia E. R. Blakley 1961-9-23 4740 Los Angeles beach bluff between Isthmus Harbor and Fisherman's Cove 45 Comment
  UC1119271  Corethrogyne filaginifolia Jerome S. Horton 1935-9-20 245 Los Angeles Juntion Canyon, Bell Canyon, Volfe Canyon, Big Dalton Pomona Quad., Juntion, Bell and Volfe Canyons, Big Dalton 609 Comment
  RSA302001  Corethrogyne filaginifolia var. latifolia J. R. Shevock 1972-9-16 2255 Los Angeles Malibu Canyon, N-1 Rd. Comment
  CATA2205  Cortaderia selloana Sara L. Crockett, Michael Daligdig 1996-11-4 30 Los Angeles Santa Catalina Island: Planting bed directly across from Tuna Club, adjacent to street 9 Comment
  UCR104193  Cotoneaster pannosus Scott D. White 1997-5-21 5201 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  CAS-BOT-BC287258  Cotula australis C. W. Tilforth 1968-2-19 131 Los Angeles LASCA [Los Angeles State and County Arboretum] Comment
  RSA719197  Cotula australis R. G. Swinney 1998-4-13 5968 Los Angeles Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of N terminous of Mills Ave., on Cobal Canyon Rd. 543 Comment
  IRVC28703  Cotula coronopifolia A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25488 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  RSA590343  Crassula connata var. erectoides Tim Ross 1993-4-21 6858 Los Angeles Santa Catalina Island, SW part of the Island in the vicinity of Cactus Peak (1560ft), slope and small ridges N of Cactus Peak summit 427 Comment
  RSA511312  Crassula tetragona A. C. Sanders 1988-5-18 7846 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  OBI70867  Crassula tillaea Louis C. Wheeler 1948-4-26 6634 Los Angeles Altadena. Oak Grove Park, Devil's Gate Dam 305 Comment
  SBBG32035  Crossosoma californicum R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -264 Los Angeles lower Cape Cyn Comment
  SD112003  Crossosoma californicum Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island Comment
  SD51790  Crossosoma californicum Roy L. Taylor, R. O. Ornduff 1960-3-18 4383 Los Angeles Santa Catalina Island Comment
  RSA127987  Croton californicus H. J. Thompson 1958-10-23 1816 Los Angeles Point Dume. 30 Comment
  SBBG78504  Croton setiger F. R. Fosberg 1931-7-11 5383 Los Angeles middle of Cape Cyn 220 Comment
  RSA188711  Crypsis vaginiflora R. F. Thorne 1966-9-16 36712 Los Angeles Near Hay Press Reservoir, Santa Catalina Island. 412 Comment
  UCR216687  Cryptantha Dan S. Cooper 2010-4-19 410- 50 B Los Angeles Western Transverse Range; eastern Santa Monica Mtns., trail between Mt. Hollywood and the observatory, Griffith Park 410 Comment
  UCR249632  Cryptantha R. G. Swinney 2009-4-29 10580 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
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Dec 6 2018
  UCR276771  Cryptantha R. G. Swinney 2011-5-16 14728 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
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Dec 7 2018
  CAS-BOT-BC189390  Cryptantha circumscissa Ira L. Wiggins 1966-4-15 20591 Los Angeles Immediately E of J. F. L. Motel, Pearblossom. Mohave [Mojave] Desert Comment
  RSA600063  Cryptantha circumscissa Steve Boyd, Lauren Raz 1997-5-20 9818 Los Angeles Liebre Mountains region: Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains. 1585 Comment
  SBBG14698  Cryptantha circumscissa H. and M. Dearing 1935-4-13 Los Angeles Bouquet Cyn, near Palmdale Comment
  UC78665  Cryptantha clevelandii T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  UCR155148  Cryptantha clevelandii A. C. Sanders 2005-5-5 29931 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA0031370  Cryptantha clevelandii Mark Hoefs 1973-5-21 303 Los Angeles Santa Catalina Island. Upper Renton Mine road 305 Comment
  RSA775519  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-22 5180 Los Angeles Upper Aliso Cyn, about 1.5 miles north of Mill Creek summit. 1311 Comment
  IRVC28373  Cryptantha corollata A. C. Sanders 2003-4-28 26092 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  SBBG63663  Cryptantha corollata R. Hoffmann 1930-6-6 Los Angeles Alamo Crk 792 Comment
  RSA632840  Cryptantha decipiens R. F. Thorne, J. P. Simon, J. Dourley, H. Caulfield 1970-5-1 39532 Los Angeles Mojave Desert: Along road to Valyermo ca. 1 mile east of Pallett Ranch at foot of grade north of Pinyon Pine Ridge in Shoemaker Canyon. 1402 Comment
  UCR51028  Cryptantha decipiens A. C. Sanders, E. J. Lawlor 1988-4-3 7735 Los Angeles Southern Mojave Desert, 1.3 mi. NW of the San Bernardino County line on Hwy 138, c. 2 mi. NW of Pinyon Hills. 1159 Comment
  UCR222722  Cryptantha echinella R. G. Swinney 2009-5-12 10726 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  UC153564  Cryptantha intermedia LeRoy Abrams 1902-6-10 2512 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
  UCR71184  Cryptantha intermedia Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4382 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  POM368265  Cryptantha intermedia M. B. Dunkle 1939-4-4 7260 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  UC166706  Cryptantha microstachys Geo. B. Grant 1904-6-16 239 Los Angeles Pasadena Comment
  RSA0062557  Cryptantha muricata R. G. Swinney 2010-4-20 12308 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA499699  Cryptantha muricata Robert Gustafson 1978-6-1 948 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
  SEINET4073586  Cryptantha muricata R. Gustafson 1977-1 sn Los Angeles Tapia Park, Malibu Canyon, Santa Monica Mountains. Comment
  UCR277413  Cryptantha muricata R. G. Swinney 2010-5-21 12896 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
  RSA0079380  Cryptantha muricata var. jonesii Kelly Middleton, David Middleton 1988-5-8 16 Los Angeles Glendora Ridge Road, 6.6 miles west of Mt. Baldy Rd. intersection 1220 Comment
  RSA0079392  Cryptantha muricata var. jonesii R. F. Thorne, M. Z. Thorne 1967-7-19 37145 Los Angeles San Gabriel Mts., Angeles National Forest, Crytal Lake Recreation Area: just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  RSA0078912  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2956 a Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA0103797  Cryptantha muricata var. muricata R. G. Swinney 2011-6-14 15112 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA0079274  Cryptantha muricata var. muricata Robert F. Thorne 1963-7-11 32784 Los Angeles Sandy roadside near Upper Shake Campground, ca. 3 miles E of Lake Hughes, Angeles National Forest. Comment
  RSA0079572  Cryptantha muricata var. muricata L. C. Wheeler 1968-4-26 s.n. Los Angeles Head of Bad Canyon at Santa Clara Divide Road. 1303 Comment
  UCR187212  Cryptantha nevadensis var. rigida A. C. Sanders 2006-4-21 32133 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  UCR281354  Cryptantha nevadensis var. rigida R. G. Swinney 2014-4-24 16239 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  UCR89457  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd, L. Arnseth 1991-4-30 4980 Los Angeles San Gabriel Mtns., Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  RSA755963  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-4 2318 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
  RSA0079117  Cryptantha pterocarya var. pterocarya R. F. Thorne 1963-5-15 31676 a Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA590919  Cryptantha similis Orlando Mistretta 1994-4-12 1009 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of Little Rock Reservoir 1006 Comment
  UCR277397  Cryptantha similis R. G. Swinney 2010-6-1 13167 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  UCR270966  Cryptantha simulans R. G. Swinney 2011-6-6 14989 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA680071  Cryptantha traskiae Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 319 Los Angeles San Clemente Island. North head. NW of Bud's across from Bird Rock on 1st and 2nd terraces and slope between terraces along N shore within 100m of ocean. 9 Comment
  SD69480  Cryptantha wigginsii Robert F. Thorne 1966-4-5 35850 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 105 Comment
  RSA721997  Cucurbita foetidissima L. C. Wheeler 1931-8-22 10 Los Angeles 2 mi. NNE La Verne 402 Comment
  LA201639  Cupressus forbesii Arthur C. Gibson; 2004-1-6 4999 Los Angeles 259 Comment
  UCR146260  Cupressus guadalupensis var. forbesii Steve Boyd, Lee W. Lenz 2001-5-2 10425 Los Angeles Transverse Ranges; Liebre Mountains region, Warm Springs Mountain, along road to summit, just west of cutoff to Necktie Basin on slope between road and steep escarpment into Warm Springs Canyon Comment
  UCR179974  Cuscuta R. G. Swinney 1996-8-7 5218 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  UCR280555  Cuscuta R. G. Swinney 2014-4-17 16070 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  UC879581  Cuscuta subinclusa Ira W. Clokey, B. Templeton 1929-7-1 4590 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCD98527  Cycloloma atriplicifolium Henson - Goodwin 1932-7-6 s.n. Los Angeles Exact location unknown. Comment
  CAS-BOT-BC56712  Cylindropuntia echinocarpa Le Roy Abrams; E. A. McGregor 1908-7-2 564 Los Angeles Field redacted by CAS, contact the data manager for more information 1158 Comment
  RSA0042387  Cylindropuntia echinocarpa R. G. Swinney 2009-11-13 11605 Los Angeles Confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  RSA660636  Cynodon dactylon Peter J. Estournes 1981-5-27 35 Los Angeles 2550 North Towne Avenue. Pomona. Comment
  UCR108381  Cyperus difformis L. C. Wheeler 1946-9-8 6361 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.25 mile below forks along the hwy on W side Comment
  POM211780  Cyperus eragrostis L. C. Wheeler 1933-9-26 2127 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  RSA587197  Cyperus involucratus Scott D. White 1995-12-5 3773 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  UCR224027  Cyperus involucratus Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11687 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  CAS-BOT-BC113960  Cyperus odoratus Joseph Cook (Rev.) Nevin 1904-11-1 s.n. Los Angeles Wilson's (?) Lake Comment
  CDA2577  Cyperus owanii T. C. Fuller 1972-4-19 19941 Los Angeles Botanic Garden, University of California, Westwood. 0 Comment
  UCR199870  Cytisus scoparius LeRoy Gross, Valentin Arvizu 2006-5-31 2471 Los Angeles San Gabriel Mountains, Forest Service Road surveys along Magic Mountain Road (4N46) east of Magic Mountain, but before FS Roads (3N17.7 & 3N17.6), along the Santa Clara ridge 1402 Comment
  SEINET3259574 Image available Dactylis glomerata R. G. Swinney 1998-7-10 6406 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
  SD233691  Dactyloctenium aegyptium A. C. Sanders, Mark Elvin, Cathleen Weigand, et al 2002-8-6 25552 Los Angeles Santa Clara river Valley: north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons. 274 Comment
  UCR177334  Datisca glomerata LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1068 Los Angeles Verdugo Mountains, North side of the mountains, south of Hostetter Motorway just off La Tuna Canyon Road, south of the 210 Fwy 564 Comment
  RSA250505  Datisca glomerata R. F. Thorne, John Dourley 1967-10-10 37379 Los Angeles Cortelyou Springs 2072 Comment
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Aug 29 2011
  UCR223069  Datura wrightii R. G. Swinney 2009-5-6 10680 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  CATA1972  Daucus pusillus F. R. Fosberg 1931-4-13 Los Angeles Santa Catalina Island: Renton Mine, Pebbly Beach Canyon, left fork 220 Comment
  CATA737  Daucus pusillus Mark L. Hoefs 1991-5-22 1259 Los Angeles Santa Catalina Island: Upper Cherry Valley 143 Comment
  CAS-BOT-BC130928  Deinandra clementina Reid Moran 1958-9-15 6837 Los Angeles Wilsons Cove, San Clemente Island 50 Comment
  SBBG98646  Deinandra clementina T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5094 Los Angeles North Head, WNW of the new landing field 15 Comment
  UC1375366  Deinandra clementina C. Davidson 1971-5-7 1522 Los Angeles Catalina Is. Isthmus Cataline Harbor Catalina Is. Isthmus Comment
  UCD131070  Deinandra fasciculata G. H. Vansell 1933-6-30 s.n. Los Angeles Palmdale, Antelope Valley. Comment
  CAS-BOT-BC299292  Deinandra fasciculata E. R. Blakley 1962-6-9 5174 Los Angeles San Clemente National Forest 3/4 of a mile southeast of Triangulation Point Wall No. 2, San Clemente Island 198 Comment
  SBBG61011  Deinandra kelloggii M. N. Ackley -May-1926 241 Los Angeles Eagle Rock 213 Comment
  UCR54486  Delosperma litorale A. C. Sanders 1987-7-22 7147 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  CHSC98107  Delphinium cardinale LeRoy Gross; Michael Denslow, Bill Hogshead, S. Swartzentruber 2003-6-17 1027 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains: along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. East-facing near base of steep slope, some cliffy. UTM Zone 11; 3783279N, 0382445E. 262 Comment
  RSA191175  Delphinium cardinale Robert F. Thorne, M. Z. Thorne 1967-7-19 37125 Los Angeles San Gabriel Mountains, Angeles National Forest; 0.5 mile above Coldbrook Station 1098 Comment
  SBBG17157  Delphinium cardinale M. Vincent 1962-6-18 263 Los Angeles Mulholland Hwy, 1.5 mi W of Old Topanga turn off Comment
  RSA772390  Delphinium parishii R. G. Swinney 2009-5-12 10715 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg.) of Littlerock. 1061 Comment
  RSA191575  Delphinium parishii subsp. parishii Robert F. Thorne 1966-4-23 36150 Los Angeles San Gabriel Mountains: just N of Valyermo 1067 Comment
  CAS-BOT-BC7967  Delphinium parishii subsp. parishii W. R. Dudley; Frank Haines Lamb 1896-6-8 4371 Los Angeles Antelope Valley, near Neenach Comment
  UC854186  Delphinium parryi C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4751 Los Angeles hillside Bouquet Canyon 800 Comment
  UCSB45455  Delphinium parryi Batson, J. 1979-5-25 Los Angeles 10 miles southwest of the junction of Highway 101 and Westlake Boulevard; on Highway 23 487 Comment
  CAS-BOT-BC116278  Delphinium parryi subsp. parryi George B. Grant 1904-6-17 6425 Los Angeles Pasadena; Arroyo Seca Canyon Comment
  JEPS60584  Delphinium patens subsp. hepaticoideum Frank W. Peirson 1918-5-19 50 Los Angeles Millards Canyon 609 Comment
  LA32187  Delphinium patens subsp. hepaticoideum Peter H. Raven; 1959-5-9 14171 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 243 Comment
  UC1601679  Delphinium patens subsp. hepaticoideum Geo. B. Grant 1898-4-1 1510 Los Angeles Mt. Wilson Comment
  CAS-BOT-BC82859  Dendromecon harfordii D. Lansky 1981-4-15 139 Los Angeles Piuma Road. 2 miles south of Las Virgens road. 320 Comment
  CATA523  Dendromecon harfordii Sara L. Crockett 1997-4-22 671 Los Angeles Santa Catalina Island: Fourth major N/S-trending ridge E of jct. of Wrigley Memorial Trail with East End Road (ca. 1 mile E), ca. 100 m S on ridge line toward Pacific Ocean 347 Comment
  RSA156065  Dendromecon harfordii var. rhamnoides Peter H. Raven 1962-5-20 17784 Los Angeles Santa Catalina Island. Airport Road on main ridge about 1.5 miles west of Middle Ranch turn-off. Comment
  JEPS51679  Dendromecon rigida W. L. Jepson 1920-5-3 8931 Los Angeles mountain above Eastaic Creek (ridge route) 975 Comment
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May 12 2014
  SFV12019  Dendromecon rigida D. L. Koutnik, B. Holguin 1978-4-1 225 Los Angeles Antelope Valley side of road from Lake Hughes to Fairmont Reservoir. 1067 Comment
  SEINET12103390  Dendromecon rigida I. W. Clokey, Templeton, B. 1929-1 4488 Los Angeles Mandeville Canyon, Santa Monica Mountains, type locality of D. caesia Greene 250 Comment
  LA13161  Deschampsia danthonioides Philip A. Munz; 1934-5-15 13242 Los Angeles San Bernardino Mountains, near Green Valley 1828 Comment
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Jan 2 2015
  CAS-BOT-BC39734  Descurainia adenophora Geo. B. Grant 1901-8-1 s.n. Los Angeles Strawberry Valley. 1828 Comment
  SBBG31236  Descurainia pinnata R. F. Thorne 1966-4-5 35811 Los Angeles Middle Ranch Cyn, below Stage Station 76 Comment
  RSA0068311  Descurainia sophia R. G. Swinney 2010-5-12 12720 Los Angeles Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone. 921 Comment
  UCR190763  Descurainia sophia R. G. Swinney 1999-6-30 7492 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.1 mi. north of Big Pines Hwy at All Nations Camp 1585 Comment
  RSA188348  Desmazeria rigida R. F. Thorne, M. Z. Thorne 1966-5-1 36413 Los Angeles Santa Catalina Island: Fern Canyon, W of Orizaba Mountains. 229 Comment
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Jan 18 2016
  CAS-BOT-BC402320  Dicentra chrysantha F. A. Thackery 1928-5-18 383 Los Angeles Tajunga [Tujunga] Comment
  UCR190345  Dichelostemma capitatum R. G. Swinney 2001-4-18 7897 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, ridge top c. 500 m east of south end of Bobs Gap 1311 Comment
  CAS-BOT-BC483615  Dichelostemma capitatum I. W. Clokey; R. C. Anderson 1938-5-17 7875 Los Angeles Lovell Canyon 1600 Comment
  SEINET12053838  Dichelostemma capitatum J. F. Bright, Wyman, C. 1931-1 5307 Los Angeles Antelope Valley Comment
  UC843542  Dichelostemma capitatum I. W. Clokey and B. C. Templeton 1930-4-8 4726 Los Angeles San Francisco Canyon Comment
  RSA666507  Dicksonia antarctica F. C. Boutin 1960-4-1 s.n. Los Angeles Temple City. J. Fasset garden on Serrano Dr. (El Monte 7.5 Q; 34 05 33 N, 118 04 10 E). Alt: 110m/360 ft. 110 Comment
  CLARK-A1528-4584  Digitaria ischaemum John C. Roos, Alfred R. Roos 1950-9-16 4989 Los Angeles Los Angeles 60 Comment
  RSA714062  Digitaria sanguinalis G. Ocampo 2006-3-19 1674 Los Angeles Sobre College Ave., entre Bonita y 2nd St., lado E de la calle. Claremont. Comment
  UCR271808  Dimorphotheca sinuata R. G. Swinney 2010-3-24 12066 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  CAS-BOT-BC150645  Diplacus longiflorus Dr. Barton W. Evermann 1916-5-5 s.n. Los Angeles Newhall Comment
  SBBG66819  Diplacus longiflorus M. N. Ackley -May-1922 1045 Los Angeles Burbank Hills 274 Comment
  SD60427  Diplacus puniceus Peter H. Raven 1962-5-20 17774 Los Angeles Santa Catalina Island, Avalon Canyon about 1 mile south of Avalon Comment
  RSA530714  Diplotaxis tenuifolia George B. Grant 1903-1 s.n. Los Angeles Waste places, near Pasadena Comment
  SBBG133428  Dissanthelium californicum E. Englert, E. Howe, E. Mullen, J. D. Griffiths 2010-4-20 SERG 10 -39 Los Angeles SWAT 1 lowest terrace, directly W of MOUT ca. 50 m away from surf, rd 30 m W and Rd 50m N, near 4ft tall pointed rock pile 1 Comment
  SEINET4567381  Distichlis spicata G. Grant 1904-6-5 289 Los Angeles Redondo Comment
  SEINET10564504  Distichlis spicata var. stricta LeRoy R. Abrams 1902-6-9 Abrams 2499 Los Angeles Playa del Rey, salt marsh. Comment
  RSA350588  Dithyrea maritima Alice Jane Merritt 1894-06 s.n. Los Angeles Redondo Beach. Comment
  RSA461495  Dodecatheon clevelandii subsp. clevelandii Ella M. Kennedy 1923-2-26 s.n. Los Angeles Hillside, S. Pasadena Comment
  RSA592361  Dodecatheon clevelandii subsp. insulare Mark Hoefs 1974-3-28 415 Los Angeles Santa Catalina Island, ridge above and north of Upper Bulrush Canyon. 335 Comment
  RSA461361  Dodecatheon clevelandii subsp. insulare N. C. Cooper 1949-4-7 4270 Los Angeles Los Padres Nat. Forset. 457 Comment
  RSA641179  Drymocallis cuneifolia var. ewanii Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38858 Los Angeles N facing slope above Angeles Crest Hwy N and below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  RSA579477  Drymocallis glandulosa var. glandulosa Tim S. Ross, Steve D. Boyd 1994-5-10 7723 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  CAS-BOT-BC67948  Dryopteris arguta Marcus E. Jones 1882-11-28 3032 Los Angeles Pasadena Comment
  LA200090  Dryopteris arguta Lawrence L. Kiefer; 1966-3-12 1705 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Rd. S of Mulholland Hwy, just N of Cold Creek and E of road. 304 Comment
  LA82518  Dryopteris arguta O. H. Kappler; 1941-3-9 107 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA199021  Dryopteris arguta W. M. Gauntt 1966-4-16 151 Los Angeles Glendora Mt. Road, 1/2 mi past fork to Mt. Baldy. 914 Comment
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Nov 6 2015
  RSA313030  Dryopteris arguta R. F. Thorne, J. Henrickson 1963-5-5 32291 Los Angeles Rocky, shaded slopes of upper Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  SFV108  Dryopteris arguta R. L. Armacost 1933-7-4 s. n. Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  CAS-BOT-BC67945  Dryopteris arguta George L. Moxley 1909-6-15 s.n. Los Angeles Wilson's Trail, Little Santa Ana Canyon Comment
  RSA693715  Dryopteris arguta Albert J. Perkins 1936-4-28 275 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC428116  Dudleya cymosa subsp. cymosa Steve Boyd; Lauren Raz 1997-4-30 9601 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. 914 Comment
  RSA0065718  Dudleya lanceolata Justin M. Wood 2011-7-7 4347 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA0088106  Dudleya lanceolata R. G. Swinney 2010-4-30 12458 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
  RSA229715  Dudleya lanceolata R. F. Thorne, C. W. Tilforth 1969-6-26 38201 Los Angeles Big Rock Creek Canyon at Sycamore flat campground, SW slope of Pinyon Ridge 1295 Comment
  RSA733555  Dudleya lanceolata R. G. Swinney 1998-8-21 6779 Los Angeles Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle. 1073 Comment
  UC1015446  Dudleya lanceolata Reid Moran 3468 Los Angeles Elysian Park Los Angeles Comment
  RSA397812  Dudleya multicaulis Ernest Braunton 1905-5-1 1379 Los Angeles Hollywood Comment
  SD82921  Dudleya virens Robert F. Thorne 1966-5-31 36445 Los Angeles Santa Catalina Island; rocky headland between Little and Shark Harbors. 14 Comment
  SD45589  Dudleya virens Darley F. Howe 1953-5-2 Los Angeles Santa Catalina Island; cliff south side of Wain Canyon. Comment
  CAS-BOT-BC109733  Dudleya virens subsp. hassei T. S. Brandegee 5/2 s.n. Los Angeles San Pedro. Comment
  RSA167783  Dudleya virens subsp. hassei K. Thorne, P. C. Everett 1964-2-7 s.n. Los Angeles Santa Catalina Island. Just E of Avalon on rd to Pebbly Beach 8 Comment
  CAS-BOT-BC109726  Dudleya virens subsp. insularis K. Nakai 1978-1-22 209 Los Angeles Point Vicente, Palos Verdes Hill. 6 Comment
  UCR259664  Dysphania ambrosioides R. G. Swinney 2010-8-30 13639 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon bottom, 0.1 miles south of confluence with Winter Creek 537 Comment
  SFV22151  Dysphania botrys J. N. Hogue 2012-8-4 424 .1 Los Angeles San Gabriel Mountains Camp Eaton (= old Camp Cumorah Crest). 1860 Comment
  UCR217826  Dysphania multifida Dan S. Cooper 2010-7-7 710- 86 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  LA33382  Echinochloa colona Peter H. Raven; Henry J. Thompson 1959-10-31 14719 Los Angeles 304 Comment
  RSA550685  Echinochloa crus-galli Anonymous, Annette Ross 1991-7-29 5720 Los Angeles Elephant Hill [34 deg 03'05N, 117 deg 47'45W]: N-most point of the Puente Hills, W of Pomona, T1S R9W W2/3 S/2 sect.26 (projected from sect 35) on San Dimas USGS 7.5 quad. 229 Comment
  SEINET11676826  Echinochloa muricata J. F. Bright, Wyman, C. 1931-1 5726 Los Angeles Hollywood Comment
  CDA20562  Ehrharta erecta M. O'Brien 2005-7-24 MOB 6 -05 Los Angeles South Coast; La Piedra Beach, Malibu. 0 Comment
  CDA20607  Ehrharta erecta M. O'Brien 2005-12-11 MOB 10 -05 Los Angeles South Coast; Solstice Canyon in Santa Monica Mountains National Recreation Area. 0 Comment
  RSA741026  Ehrharta erecta Justin M. Wood 2009-1-3 280 Los Angeles City of Monrovia, residential property on El Nido Ave. 171 Comment
  SD260870  Ehrharta erecta D. E. Bramlet 2010-1-12 4439 Los Angeles South Coast: Oxford Basin, Marina del Rey, between Admiralty Way & Washington Blvd., near bike path. 0 Comment
  UCR255852  Ehrharta erecta Dan S. Cooper 2014-6-26 614- 68 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  RSA0017029  Elatine brachysperma L. R. Abrams 1901-4-10 1449 Los Angeles Inglewood. Comment
  PASA615  Eleocharis parishii Frank W. Peirson 1930-5-31 Los Angeles Lovejoy Buttes, Mohave Desert Comment
  UCR125561  Elymus condensatus A. C. Sanders 2003-5-22 26820 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
  UCR274120  Elymus condensatus Steven A. Junak 2000-7-1 SCa- 1373 Los Angeles California Islands, Santa Catalina Island, Cape Canyon Comment
  UCR191263  Elymus elymoides R. G. Swinney 1998-7-2 6210 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  POM1326  Elymus elymoides subsp. californicus I. M. Johnston 1917-8-22 1638 Los Angeles Summit of Baldy. 3049 Comment
  CAS-BOT-BC207374  Elymus elymoides subsp. elymoides Timothy S. Ross 1991-4-28 4734 Los Angeles Black Butte Basin Road at its intersection with Avenue 'U', NW corner, 0.85 mile and ca 152 deg. SW of Three Sisters buttes, Mojave Desert 960 Comment
  POM184716  Elymus elymoides subsp. elymoides Joseph A. Ewan 1932-5-29 7198 Los Angeles Lower Arrastre Canyon 854 Comment
  RSA787529  Elymus elymoides subsp. elymoides Jane Tirrell 2012-6-6 LS 0060 Los Angeles North side of California State Route 2 opposite culvert for Big Rock Creek Drainage 2306 Comment
  UCSB49625  Elymus elymoides subsp. elymoides Smyth, A. 1983-5-8 Los Angeles East side of Hungry Valley Rd; 1/4 mile north of intersection with I-5 914 Comment
  RSA202447  Elymus glaucus R. L. Armacost 1963-5-7 1626 Los Angeles Tapia Park, Santa Monica Comment
  CAS-BOT-BC206754  Elymus glaucus subsp. glaucus Geo. B. Grant 1906-6-14 s.n. Los Angeles Mt. Wilson, summit Mt. Howard Comment
  UCR143222  Elymus glaucus subsp. glaucus F. R. Fosberg 1931-4-14 S- 4610 Los Angeles Channel Islands, Santa Catalina Island, Eagles Nest, Middle Ranch Canyon 180 Comment
  CAS-BOT-BC234099  Elymus multisetus R. L. Armacost 1967-6-2 2240 Los Angeles Vacant lot opposite 910 Franklin St., Santa Monica Comment
  UCR277414  Elymus trachycaulus R. G. Swinney 2010-9-30 13910 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA87455  Elymus trachycaulus subsp. subsecundus F. W. Peirson 1920-9-17 5369 Los Angeles San Antonio Canyon, San Gabriel Mountains. 1341 Comment
  RSA191358  Elymus trachycaulus subsp. trachycaulus R. F. Thorne, M. Z. Thorne 1967-7-19 37179 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area 1982 Comment
  RSA598582  Emmenanthe penduliflora Louis C. Wheeler 1967-5-24 9716 Los Angeles San Gabriel Mountains. Indian Canyon Campground 823 Comment
  UC880688  Emmenanthe penduliflora John I. Carlson 1915-6-13 Los Angeles Avalon; Santa Catalina Island Comment
  UCR252734  Emmenanthe penduliflora R. G. Swinney 2010-5-29 13411 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA547456  Emmenanthe penduliflora var. penduliflora Tim S. Ross 1992-7-24 6747 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
  CAS-BOT-BC131203  Encelia californica Alice Eastwood 1906-5-27 148 Los Angeles Laurel Canyon Comment
  RSA545251  Encelia californica D. Propst, Mark Hoefs 1973-3-3 44 Los Angeles Road just above Escondido, Santa Catalina Island. 244 Comment
  RSA0069647  Ephedra nevadensis R. G. Swinney 2010-5-19 12836 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA679877  Ephedra nevadensis LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 858 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  UCR101679  Ephedra viridis B. G. Pitzer 1998-5-23 3728 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA72136  Epilobium angustifolium subsp. circumvagum F. W. Peirson 1921-7-17 2506 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  RSA458743  Epilobium brachycarpum H. E. Hasse 1894-08 s.n. Los Angeles Acton. Comment
  RSA774608  Epilobium canum R. G. Swinney 2009-7-29 11410 Los Angeles Pacifico Mountain summit. 2134 Comment
  UCR147274  Epilobium canum Orlando Mistretta 1992-8-20 760 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  LA200708  Epilobium canum subsp. canum W. O. Griesel; 1936-6-23 sn Los Angeles 219 Comment
  POM20618  Epilobium canum subsp. canum P. A. Munz 1923-10-31 7797 Los Angeles Claremont. Comment
  POM21344  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt. Wilson; San Gabriel Mts. 1795 Comment
  SEINET2442074  Epilobium ciliatum R. G. Swinney 2008-9-9 9332 Los Angeles San Gabriel Mtns. Little Rock Creek, 0.2 mi. north of Little Rock Reservoir (Pacifico Mountain 7.5' Q.).; 0 960 Comment
  UCR100435  Epilobium ciliatum Scott D. White 1992-10-8 895 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA279021  Epilobium ciliatum subsp. ciliatum Robert F. Thorne, C. W. Tilforth 1971-4-9 41554 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  RSA639710  Epilobium ciliatum subsp. ciliatum Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA720179  Epilobium ciliatum subsp. ciliatum LeRoy Gross 2007-3-13 2611 Los Angeles Southern side of range: Wildwood Canyon. 499 Comment
  RSA640134  Epipactis gigantea Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, 0.4 miles (airline) south southeast of Burkhart Saddle. 2012 Comment
  LA94913  Equisetum hyemale subsp. affine Lawrence L. Kiefer; 1966-3-26 1769 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca. 1 mi. from mouth. 60 Comment
  RSA684607  Equisetum laevigatum Albert J. Perkins 1918-1-13 s.n. Los Angeles Switzer s Camp Comment
  RSA684640  Equisetum laevigatum L. C. Wheeler 1933-10-5 2161 Los Angeles L.A, River at Los Feliz Blvd. 122 Comment
  RSA585672  Equisetum laevigatum T. S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3341 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA589227  Equisetum laevigatum T. S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2918 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
  SEINET3154661  Equisetum telmateia G. B. Grant 406 Los Angeles Pasadena Comment
  UC61204  Equisetum telmateia subsp. braunii Harley P. Chandler 1897-4-7 Los Angeles Palmer's Canyon Claremont 762 Comment
  RSA482379  Eragrostis cilianensis Richard Noyes 1988-8-24 631 Los Angeles Claremont. Intersection of Mills Ave. and Baseline Ave. Comment
  UCD33022  Eragrostis pectinacea var. pectinacea Beecher Crampton 1965-10-27 7592 Los Angeles Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  RSA602308  Eremocarpus setiger L. C. Wheeler 1946-12-14 6450 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  RSA0041932  Eremogone macradenia var. arcuifolia Scott D. White, Pam De Vries 1998-6-23 6771 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  UCR190764  Eriastrum R. G. Swinney 2001-6-2 7957 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, Cruthers Creek 1.1 mi. south of Devils Punchbowl Rd. 1311 Comment
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May 3 2012
  RSA0107976  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. 1799 Comment
  UCR126226  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1992-6-27 115 Los Angeles Western San Gabriel Mtns., southern mouth of Bee Canyon, c. 250 m SW of Antelope Valley Fwy (Hwy 14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters 549 Comment
  RSA0107791  Eriastrum densifolium subsp. elongatum Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA0121267  Eriastrum filifolium E. A. Zumbro 1902-05 58 Los Angeles Downey. Comment
  UC527632  Eriastrum sapphirinum C. B. Wolf 1931-7-2 2262 Los Angeles 1/2 mi above bridge (on road from Sunland to San Fernando); Little Tujunga Wash 335 Comment
  CAS-BOT-BC514937  Eriastrum sapphirinum subsp. brevibracteatum A. D. E. Elmer 1902-6-1 3666 Los Angeles Palmdale Comment
  CAS-BOT-BC514981  Eriastrum sapphirinum subsp. dasyanthum C. F. Baker 1903-7-20 3345 Los Angeles Claremont Comment
  RSA0121818  Eriastrum sapphirinum subsp. dasyanthum R. F. Thorne, C. W. Tilforth 1971-6-17 39963 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  CAS-BOT-BC515037  Eriastrum sapphirinum subsp. sapphirinum Prof. W. R. Dudley 1907-11-22 s.n. Los Angeles Near Monrovia Comment
  UCR23897  Ericameria ericoides John C. Roos 1942-10-10 1723 Los Angeles UCLA, Los Angeles Comment
  SD260178  Ericameria linearifolia R. G. Swinney 2010-5-19 12820 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit:, abandoned Naval Analytics Station, at end of Pacific Tel. Access Rd., W of Angeles Natl. Forest boundary, 2.05 air miles due E of Angeles Forest Hwy., 0.8 miles due W of Mt. Emma Rd. 1335 Comment
  CAS-BOT-BC298889  Ericameria nauseosa var. bernardina Le Roy Abrams; E. A. McGregor 1908-6-20 835 Los Angeles Liebre Mts 1371 Comment
  CAS-BOT-BC298895  Ericameria nauseosa var. bernardina I. M. Johnston 1917-8-22 1652 Los Angeles San Antonio Mts. Pine Mt Ridge 2438 Comment
  SFV6844  Ericameria nauseosa var. bernardina T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 590 Los Angeles San Gabriel Mountains Near trail head to Mount Baden-Powell. 2043 Comment
  CHSC20915  Ericameria palmeri var. pachylepis Robert A. Schlising 1971-10-28 3006 Los Angeles Lopez Canyon, north of Pacoima. Comment
  SBBG62848  Ericameria palmeri var. pachylepis S. W. Hutchinson, M. N. Ackley 1925-1 1186 Los Angeles Mint Cyn 457 Comment
  CAS-BOT-BC293155  Ericameria pinifolia Samuel B. Parish 1882-10-1 1131 Los Angeles Santa Monica Comment
  SBBG8357  Ericameria pinifolia R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  SD230168  Ericameria pinifolia Louis C. Wheeler 1968-5-30 Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of campground. 1431 Comment
  SD50746  Ericameria pinifolia Darley F. Howe 1959-10-25 Los Angeles Mill Creek Summit, Angeles Crest Highway, San Gabriel Mountains 1498 Comment
  UC527675  Ericameria pinifolia C. B. Wolf 1931-10-20 Los Angeles 0.50 mi e Pacoima Creek Bridge (on the Tujunga to San Fernando Road) 365 Comment
  RSA719736  Erigeron breweri var. covillei R. G. Swinney 1996-8-7 5219 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  SFV6957  Erigeron canadensis T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 618 Los Angeles Santa Monica Mountains On roadcut along Old Topanga Canyon Road, about 1 mile north of Topanga Park. 366 Comment
  RSA660190  Erigeron foliosus Orlando Mistretta 1992-7-9 644 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  CAS-BOT-BC296184  Erigeron foliosus var. foliosus Alice Eastwood 1915-8-25 4897 Los Angeles Duarte Comment
  POM357476  Erigeron foliosus var. foliosus Fordyce Grinnell Jr. 1910-7-22 s.n. Los Angeles Switzer's Camp 915 Comment
  UC31480  Erigeron foliosus var. foliosus J. H. Barber 1897-7-11 266 Los Angeles summit Mt. Gleason Comment
  CAS-BOT-BC296208  Erigeron foliosus var. foliosus H. Dearing; M. Dearing 1937-7-4 s.n. Los Angeles Big Bear Lake, San Bernardino Mts. Comment
  POM357484  Erigeron foliosus var. foliosus Norman C. Cooper 1949-6-29 4370 Los Angeles San Gabriel Mountains. 457 Comment
  OBI78788  Eriodictyon crassifolium Jill Bushakra, John Bushakra 2001-6-2 115 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
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Mar 23 2015
  UC1922571  Eriodictyon crassifolium Gary Kovnat with LeRoy Gross 2003-2-16 20 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  CAS-BOT-BC189196  Eriodictyon crassifolium var. nigrescens Peter H. Raven 1960-5-15 15378 Los Angeles Junction of Mulholland Highway with Cold Canyon Road 365 Comment
  POM122735  Eriodictyon crassifolium var. nigrescens Marcus E. Jones 1924-4-28 s.n. Los Angeles Ridge north of Saugus. Comment
  RSA0091115  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-13 12200 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UC1871047  Eriodictyon crassifolium var. nigrescens Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3922 Los Angeles Liebre Mountain: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1487 Comment
  UC450807  Eriodictyon crassifolium var. nigrescens Fay A. MacFadden 1931-3-29 31 E Los Angeles Tuna Canyon; Verdugo Hills, Tuna Canyon Comment
  UCR277045  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-25 12928 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  CAS-BOT-BC188965  Eriodictyon parryi Steve Boyd; Lauren Raz 1997-5-29 9935 Los Angeles N base of Portal Ridge, N of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail, Liebre Mountains region 1097 Comment
  SBBG33448  Eriodictyon parryi A. D. E. Elmer -Jun-1902 3643 Los Angeles Acton Comment
  CAS-BOT-BC188085  Eriodictyon traskiae I. L. Wiggins 1925-6-1 1754 Los Angeles Below Swain's Canyon, White's Landing, Santa Catalina Island Comment
  SD72763  Eriodictyon traskiae F. R. Fosberg 1931-5-6 S 4790 Los Angeles Santa Catalina Island; just below junction of two main forks, Cape Canyon, near head. 249 Comment
  CHSC95357  Eriodictyon trichocalyx var. trichocalyx L. P. Janeway 2006-6-8 8676 Los Angeles San Gabriel Mountains. South slope of Blue Ridge near Angeles Crest Hwy, about 1.4 air km northeast of Vincent Gap. 2079 Comment
  RSA455094  Eriodictyon trichocalyx var. trichocalyx Freda Detmers 1931-10-15 s.n. Los Angeles Lytle Canyon Comment
  RSA602467  Eriodictyon trichocalyx var. trichocalyx Scott D. White 1997-5-15 5147 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  UCR163320  Eriogonum B. G. Pitzer 1998-5-12 3706 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  SEINET1004565  Eriogonum angulosum Mark A. Elvin, Kim Marsden 2003-1 297 -B Los Angeles Santa Clarita Valley:Newhall Ranch, SW face of Potrero Mesa. 305 Comment
  RSA716554  Eriogonum angulosum Andrea Edwards, Pam De Vries 2006-5-15 106 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA0013639  Eriogonum baileyi Orlando Mistretta, Youssef Atallah 2011-8-16 6037 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  UCR193561  Eriogonum baileyi R. G. Swinney 1999-6-28 7440 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  CAS-BOT-BC241577  Eriogonum baileyi var. baileyi Joseph Andorfer Ewan; Nesta Ewan 1936-8-5 9953 Los Angeles Mescal Creek, San Gabriel Mts. 1371 Comment
  IRVC27938  Eriogonum baileyi var. baileyi Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3003 Los Angeles Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley 290 Comment
  CAS-BOT-BC244059  Eriogonum brachyanthum A. D. E. Elmer 1902-6-1 3688 Los Angeles Acton Comment
  SD11878  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles Lower Topanga Canyon, about one and one-half miles east of ocean beach. Santa Monica Mts. Comment
  SD31178  Eriogonum cinereum Edith A. Purer 1931-3-12 Los Angeles Palos Verdes Hills Comment
  RSA766331  Eriogonum davidsonii F. R. Fosberg, Joseph A. Ewan 1931-8-11 s.n. Los Angeles Islip Trail, North (Upper) Pine Flats. 1829 Comment
  SBBG125525  Eriogonum davidsonii A. Parikh, N. Gale 2010-6-15 3290 Los Angeles upper Big Tujunga Cyn, 0.2 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1305 Comment
  UCR276716  Eriogonum davidsonii R. G. Swinney 2010-9-21 13866 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  UCR239040  Eriogonum deflexum var. baratum Anuja Parikh, Nathan Gale 2010-6-2 3250 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 3.7 km west of State Hwy 14, 2.2 km southwest of California Aqueduct, under power lines 1150 Comment
  RSA0035125  Eriogonum elongatum A. Lee Haines 1972-10-3 s.n. Los Angeles Along State Highway #27, north side of Santa Monica Mountains. 304 Comment
  OBI11117  Eriogonum elongatum var. elongatum Louis C. Wheeler 1932-10-7 1425 Los Angeles Eagle rock 229 Comment
  UC56800  Eriogonum elongatum var. elongatum Ernest Braunton 1902-11-8 732 Los Angeles Oak Knoll Comment
  UC1871048  Eriogonum fasciculatum subsp. foliolosum Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3919 Los Angeles Liebre Mountain: near center of the long summit, in the vicinity of the old radio tower site 1719 Comment
  RSA773801  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-6-17 11153 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  UCR140596  Eriogonum fasciculatum subsp. polifolium Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 3 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  CAS-BOT-BC253269  Eriogonum fasciculatum var. foliolosum A. C. Sanders 2003-3-14 25750 Los Angeles 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, San Gabriel Valley 559 Comment
  CDA12036  Eriogonum fasciculatum var. foliolosum A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; near summit of Mt. Wilson. 1676 Comment
  RSA393413  Eriogonum fasciculatum var. foliolosum Edwin Kline 1928-6-22 s.n. Los Angeles San Gabriel Mountains: foothills of Mt. Wilson. Comment
  RSA393414  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan 1930-10-22 3427 Los Angeles Bouquet canyon, 4 miles above mouth. Comment
  RSA580320  Eriogonum fasciculatum var. polifolium Tim S. Ross, S. D. Boyd 1994-5-25 7937 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  UC1032080  Eriogonum fasciculatum var. polifolium H. A. Jensen 1933-6-1 163 B Los Angeles Pallett Rock Creek Quadrangle, Pallett Comment
  UC6298  Eriogonum giganteum var. formosum C. A. Purpus 1899-5 Los Angeles San Clemente Island Comment
  CAS-BOT-BC253449  Eriogonum gracile Dr. A. Davidson 1893-1-1 s.n. Los Angeles Unspecified Comment
  RSA620020  Eriogonum gracile var. gracile LeRoy Gross 1998-12-20 104 Los Angeles San Gabriels Mountains.: Henninger Flats. 915 Comment
  UCR164534  Eriogonum gracillimum T. B. Salvato, Sandra Murcia 2005-11-1 1247 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  SBBG10994  Eriogonum grande var. grande R. Moran 1958-9-16 6846 Los Angeles cyn 2 mi SE of Eel Pt 100 Comment
  CAS-BOT-BC261175  Eriogonum heermannii var. heermannii Victor Duran 1933-8-10 3545 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1394 Comment
  RSA0091352  Eriogonum hirtiflorum R. G. Swinney 2011-6-15 15164 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  UCR101301  Eriogonum hirtiflorum L. C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest, Devil's Canyon 1433 Comment
  UCR281166  Eriogonum maculatum R. G. Swinney 2014-4-23 16182 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  JEPS56544  Eriogonum parishii Frank W. Peirson 1923-8-31 4004 Los Angeles 4 mi e Big Pines Camp (summit of Blue Ridge); Blue Ridge 2590 Comment
  JEPS56439  Eriogonum roseum Ralph Hoffmann 1927-8-31 2672 Los Angeles ne Acton Comment
  CAS-BOT-BC262861  Eriogonum thurberi Cecil Hart 1923-6-17 s.n. Los Angeles San Gabriel River Comment
  UCR209459  Eriogonum umbellatum R. G. Swinney 2008-10-10 9570 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  POM50181  Eriogonum umbellatum var. minus L. R. Abrams 1901-07 1930 Los Angeles Mt. San Antonio 3049 Comment
  CAS-BOT-BC268213  Eriogonum umbellatum var. munzii Dr. A. Davidson 1893-7-1 s.n. Los Angeles Rock Cr., San Gabriel Mts. Comment
  LA207023  Eriogonum umbellatum var. umbellatum D. Bradbury; Gloria Bradbury 1940-7-17 348 Los Angeles San Gabriel Mountains, along Angeles Forest highway 1219 Comment
  CAS-BOT-BC264874  Eriogonum viridescens James L. Reveal 1978-6-25 4776 Los Angeles Along Avenue F, 0.5 mile east of California Highway 138, north of Lancaster 716 Comment
  RSA585775  Eriogonum wrightii var. subscaposum Orlando Mistretta 1995-7-11 1880 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  RSA603950  Eriophyllum confertiflorum Joseph A. Ewan 1933-6-17 10826 Los Angeles Dry canyon bottom, with Platanus Temescal Canyon, Santa Monica Mts. Comment
  SFV13107  Eriophyllum confertiflorum W. M. Perry 1980-8-16 104 Los Angeles San Gabriel Mountains Mount Baldy. Comment
  SFV15590  Eriophyllum confertiflorum K. C. Molina, K. L. Garrett 1992-5-9 18 Los Angeles Verdugo Mountains Northeast slope of Verdugo Mountains along Whiting Woods fire trail. 550 Comment
  UCR258782  Eriophyllum confertiflorum R. G. Swinney 2010-5-25 12971 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  SFV5274  Eriophyllum confertiflorum W. A. Kelley 1967-6-3 s. n. Los Angeles Santa Monica Mountains Studio City. Along Fire Road #9. Comment
  LA203574  Eriophyllum confertiflorum var. confertiflorum Geo. L. Fisher; 1920-7-12 sn Los Angeles San Gabriel Mountains, Mount Wilson 548 Comment
  SBBG98706  Eriophyllum confertiflorum var. confertiflorum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5274 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  UC1594352  Eriophyllum confertiflorum var. confertiflorum Tim Ross 1992-4-14 6155 Los Angeles just below the mouth Nanny Canyon (central e side of San Clemente Island); San Clemente Island 137 Comment
  RSA549798  Erodium cicutarium Wandalee Thompson 1964-4-22 32 Los Angeles South side of Thompson Ranch Road 20660 West Pine Canyon Road, Elizabeth Lake Road, west of Lake Hughes. 1128 Comment
  SBBG53313  Erodium cicutarium D. M. Power 1972-11-11 Los Angeles terrace W of Wilson's Cove Comment
  UCR221910  Erodium cicutarium R. G. Swinney 2009-4-28 10531 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA248861  Erodium moschatum Robert F. Thorne 1973-4-11 42845 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  RSA390926  Erodium moschatum M. B. Dunkle 1936-1-12 4700 Los Angeles Long Beach Comment
  RSA758704  Erodium moschatum Orlando Mistretta, Christine Mistretta 2008-4-19 2504 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  UCR209935  Erysimum capitatum R. G. Swinney 2008-7-15 9214 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA530237  Erysimum suffrutescens Robert M. Perkins 1936-2-24 101 Los Angeles Playa del Rey Comment
  SEINET8390060  Erythranthe purpurea Wesley Griesel 1962-6-2 Los Angeles Big Bear City, San Sernadino Mts. 2073 Comment
  POM386  Eschscholzia caespitosa subsp. caespitosa J. James Johnson 1903-05 s.n. Los Angeles Collected near Pasadena. Comment
  SD69546  Eschscholzia californica Robert F. Thorne, P. Everett 1965-6-23 34988 Los Angeles Santa Catalina Island; upper end of Middle Ranch Canyon 274 Comment
  UCD95306  Eschscholzia californica Gerald Dickson 1962-4-3 6 Los Angeles 1 mile west of Topanga Canyon - Mulholland. Santa Monica Mountains. 356 Comment
  POM605986  Eschscholzia californica var. peninsularis Leota Brice 1930-4-28 s.n. Los Angeles San Fernando. Comment
  POM261  Eschscholzia minutiflora Marjorie Shaw, Edna Spaudling, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. 915 Comment
  RSA569937  Eschscholzia minutiflora Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4846 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA763239  Eschscholzia minutiflora Justin M. Wood 2010-5-10 1624 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  UCR190462  Eschscholzia minutiflora R. G. Swinney 2001-4-18 7887 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  UCR264736  Eschscholzia minutiflora Steve Boyd, Gary D. Wallace 2011-4-14 12319 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  UCR272709  Eschscholzia ramosa M. B. Dunkle 1939-4-2 7213 Los Angeles Channel Islands, San Clemente Island, Pyramid Point 61 Comment
  RSA0010844  Eucalyptus camaldulensis Tim S. Ross, W. Appleby 1993-6-7 7366 Los Angeles W end of the San Gabriel Mtns: Draw draining SW from May Canyon Saddle. 1085 Comment
  RSA0019740  Eucalyptus globulus Naomi S. Fraga, Jennifer Pilapil 2012-10-9 4144 Los Angeles Evan's property, City of Claremont north of Towne Avenue. 413 Comment
  RSA0012817  Eucalyptus polyanthemos Tim S. Ross, Janet Takara, S. Otte 1993-4-24 6964 Los Angeles Santa Catalina Island. W end of island beyond the isthmus, lower Bouchette Canyon, ca 545 m W of Johnsons Landing, at an old Boy Scout camp. 18 Comment
  UCR207705  Eucalyptus polyanthemos Justin M. Wood 2009-4-13 479 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  CHSC95339  Eucalyptus sideroxylon LeRoy Gross; Steve Larson, Valerie Soza 2001-5-31 387 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southeast side. Dead Horse Canyon, along road (Heather Ridge Dr.) 335 Comment
  RSA420813  Eucrypta chrysanthemifolia F. R. Fosberg 1931-4-29 4723 Los Angeles 1/2 mile below Eagles nest, Middle Ranch Canyon, Santa Catalina Island. 140 Comment
  RSA420814  Eucrypta chrysanthemifolia F. R. Fosberg 1931-3-27 4412 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 60 Comment
  SD72726  Eucrypta chrysanthemifolia F. R. Fosberg 1931-3-27 S 4412 Los Angeles Santa Catalina Island; Hamilton Canyon, near Avalon. 60 Comment
  OBI13937  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert J. Rodin 1953-5-2 5808 Los Angeles Cyn behind Whites Cove, Catalina Island Comment
  RSA599885  Eucrypta chrysanthemifolia var. chrysanthemifolia Steve Boyd, Lauren Raz 1997-5-6 9730 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  JEPS33741  Eulobus californicus I. W. Clokey and B. C. Templeton 1930-4-8 5357 Los Angeles San Francisquito Canyon 800 Comment
  RSA599357  Euphorbia peplus L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills; Brown School for Girls, vicinity of stables. 335 Comment
  PASA2702  Eurotia lanata Stason May 1931 Los Angeles Mohave desert near Palmdale Comment
  SEINET10924480  Fagopyrum esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2606 Los Angeles City of San Gabriel. Mitsuwa-Yaohan Market, 515 W. Las Tunas. Comment
  SBBG56736  Festuca microstachys var. pauciflora R. Hoffmann 1927-5-16 Los Angeles Antelope Valley Comment
  LA13072  Festuca myuros A. M. Johnson; 1932-4-8 3933 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCR264730  Festuca octoflora Steve Boyd, Gary D. Wallace 2011-4-14 12309 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  RSA599728  Ficus carica Louis C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Cattle Canyon; ca 0.6 miles east (airline) of Camp Bonito. 625 Comment
  RSA603323  Ficus carica Scott D. White 1997-5-21 5190 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  UCR267287  Ficus microcarpa R. E. Riefner Jr. 2015-7-19 15- 200 Los Angeles city of Carson, E side of 110 Freeway along 190th St., E side of the Dominguez Channel 11 Comment
  RSA584021  Filago californica Timothy S. Ross, Steve Boyd 1991-4-25 4582 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fork of the San Gabriel River). 731 Comment
  UCR256169  Filago californica R. G. Swinney 2010-3-22 12013 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR260020  Filago californica R. G. Swinney 2010-3-30 12110 Los Angeles San Gabriel Mountains, Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  RSA527646  Filago californica Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4367 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA647856  Filago gallica LeRoy Gross, Laura Moore 2000-6-5 204 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  RSA0096639  Filago gallica Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 625 Los Angeles Santa Catalina Island, ca. 0.85 air miles NW of East Peak. Along road to East Peak, just SW of Peak 1245. 347 Comment
  RSA594343  Foeniculum vulgare Steve Boyd, Lauren Raz 1996-10-14 9028 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  RSA590825  Forestiera pubescens Orlando Mistretta 1994-3-30 959 Los Angeles San Gabriel Mountains, Little Rock Creek. On creek below Little Rock Dam E of guard station. 960 Comment
  LA52238  Frangula californica subsp. californica A. M. Johnson; 1934-5-4 4456 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  CAS-BOT-BC223754  Frankenia salina J. Ewan 1931-7-31 4769 Los Angeles Telegraph Road near Santa Fe R.R. Crossing Comment
  NY43176  Frankenia salina J. B. Walker 1995-6-7 1443 Los Angeles Santa Catalina Island, at Little Harbor 2 Comment
  CAS-BOT-BC223414  Fraxinus dipetala Tim Ross 1992-7-26 6784 Los Angeles Liebre Mountains. North foot of Red Mtn on the S side of Ruby Canyon stream ca 320-360 m WNW of Ruby Spring 792 Comment
  SD43369  Fraxinus dipetala Darley F. Howe 1948-5-4 1789 Los Angeles Boquet Canyon 853 Comment
  LA49816  Fraxinus velutina R. L. Armacost; May 1963 sn Los Angeles Tapia Park, Malibu Creek Comment
  UCR217411  Fraxinus velutina R. G. Swinney 2009-3-10 10069 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  OBI80788  Fraxinus velutina Luis Aguilar 2015-8-26 Los Angeles Peter Strauss Ranch, along Mulholland Hwy at northeast corner of the park. 230 Comment
  OBI70997  Fremontodendron californicum Larry Kelly, David J. Keil 1989-4-21 367 Los Angeles San Gabriel Mts. 2-3 mi SE of Valyrmo along ft. Tejon rd Comment
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Aug 4 2014
  POM244243  Fremontodendron californicum Carl B. Wolf 1936-5-27 7861 Los Angeles San Gabriel Mountains, Aliso Canyon to Buckhorn Flats Road, 8 miles above Tie Camp summit. 1677 Comment
  SFV21405  Funastrum cynanchoides var. hartwegii L. Gross, N. Fraga, B. Hogshead 2002-3-21 497 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. South of La Tuna Canyon Road at end of Morning Glow Way. Near the main ridgetop south of Morning Glow. 412 Comment
  UC55056  Galinsoga parviflora var. parviflora Ernest Braunton 1902-10-1 716 Los Angeles Vernon Los Angeles, Vernon Comment
  RSA600834  Galinsoga parviflora var. parviflora L. C. Wheeler 1967-5-13 9529 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  POM367649  Galium andrewsii Thekla Mohr 1911-01 s.n. Los Angeles Topanga Canyon. Comment
  JEPS7037  Galium andrewsii subsp. intermedium Frank W. Peirson 1919-5-10 399 Los Angeles Arraster Canyon San Gabriel Mountains 975 Comment
  RSA770904  Galium angustifolium Robert F. Thorne, Percy C. Everett 1965-5-12 34634 Los Angeles Santa Catalina Island, upper end of Middle Canyon. 305 Comment
  UCR216911  Galium angustifolium R. G. Swinney 2009-3-17 10129 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, El Encanto Azusa River Wilderness Park, between Hwy 39 and the San Gabriel River 296 Comment
  CHSC99450  Galium angustifolium subsp. angustifolium LeRoy Gross; Laura Moore 2000-6-5 208 Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview and Mountain, Glendale. 274 Comment
  JEPS5198  Galium angustifolium subsp. angustifolium Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4195 Los Angeles near confluence with Kitter Canyon (n edge of mts); Angeles National Forest, San Gabriel Mts., Little Rock Creek 1219 Comment
  RSA587026  Galium angustifolium subsp. angustifolium Orlando Mistretta 1994-06 1358 Los Angeles San Gabriel Mountains: Santiago Canyon. Side drainage entering Santiago canyon from the W, about 3 miles of confluence of Santiago Creek and Little Rock Creek. 1585 Comment
  RSA602346  Galium angustifolium subsp. angustifolium Scott D. White 1997-5-8 5083 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  UCR178787  Galium angustifolium subsp. angustifolium R. G. Swinney 1989-5-17 s.n. Los Angeles San Gabriel Mtns, SW border of Glendora Wilderness Park, along fire road at Bluebird Hill 390 Comment
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Mar 10 2013
  UCR280740  Galium angustifolium subsp. angustifolium R. G. Swinney 2014-5-7 16406 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  POM186345  Galium angustifolium subsp. angustifolium Joseph A. Ewan 1932-7-4 7575 Los Angeles Millard's Canyon, above the falls Comment
  POM367695  Galium angustifolium subsp. gabrielense M. B. Dunkle 1933-6-17 3612 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  CATA1128  Galium aparine Mark L. Hoefs 1995-5-23 2096 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  UCR4189  Galium aparine R. H. Sauer 1965-4-13 s.n. Los Angeles San Gabriel Mtns., along road, about 1/2 mi north of gauging station in Arroyo Seco Canyon. Pasadena 427 Comment
  RSA0016924  Galium aparine Naomi Zohman 1985-4-28 37 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road, along west fork. 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
  UCR86523  Galium catalinense subsp. acrispum T. S. Ross 1992-4-14 6163 Los Angeles Channel Islands, San Clemente Island: central E side of island; lower end of Nanny Canyon just above its 'mouth 183 Comment
  RSA25765  Galium catalinense subsp. catalinense Carl B. Wolf 1941-6-24 4187 Los Angeles Santa Catalina Island. NW side of Isthmus Harbor 30 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
  UCR85830  Galium johnstonii T. S. Ross 1991-8-16 5839 Los Angeles San Gabriel Mtns, Horse Flats 1720 Comment
  CATA938  Galium nuttallii subsp. insulare Mark L. Hoefs, Robert Given 1992-4-16 1801 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  SBBG38649  Gambelia speciosa M. B. Dunkle 1939-4-4 7249 Los Angeles Chenetti Cyn Comment
  CAS-BOT-BC186344  Garrya flavescens S. Y. Parnay s.n. Los Angeles On Mt. Wilson & Mt. Low [Lowe] Comment
  RSA776551  Garrya veatchii Orlando Mistretta, Christine Mistretta 2010-6-15 5320 Los Angeles Upper Big Tujunga canyon; Lynx Gulch. Along Lynx Gulch Road, 0.44 road miles N of junction with Upper Big Tujunga Canyon Road. 1018 Comment
  RSA785287  Gaultheria procumbens Doris Bowers 1954-08 809 Los Angeles Arroyo Seca, Pasadena 305 Comment
  RSA639716  Gayophytum decipiens Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  UCR223440  Gayophytum diffusum R. G. Swinney 2009-6-3 11056 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
  RSA0097184  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-1 14961 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1061 Comment
  RSA0098617  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-1 14981 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA72140  Gayophytum heterozygum F. W. Peirson 1920-6-10 130 Los Angeles San Gabriel Mts., summit of Mt. Wilson 1723 Comment
  CATA67  Genista linifolia Peter Henrikson 1987-4-13 51 Los Angeles Santa Catalina Island: Avalon Canyon 106 Comment
  SD197791  Geranium dissectum A. C. Sanders, T. B. Salvato 2009-5-21 36902 Los Angeles San Gabriel Valley: Whittier Narrows, between San Gabriel River and Rio Hondo, west side of highway 19 (Rosemead Boulevard) along road to shooting area, south of Highway 60 along SCE powerlines 64 Comment
  UCR256929  Geranium dissectum Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area 21 Comment
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Jan 26 2015
  RSA569938  Gilia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4847 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA470079  Gilia angelensis L. C. Wheeler 1934-3-11 2434 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  SBBG38695  Gilia angelensis R. Moran 1941-3-11 697 Los Angeles N of Middle Ranch 300 Comment
  RSA578960  Gilia brecciarum subsp. brecciarum T. S. Ross, S. D. Boyd 1994-5-11 7783 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  RSA600151  Gilia brecciarum subsp. brecciarum Steve Boyd, Lauren Raz 1997-5-1 9646 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  RSA756459  Gilia brecciarum subsp. brecciarum Orlando Mistretta, Christine Mistretta 2008-4-19 2496 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  RSA621043  Gilia brecciarum subsp. jacens J. Mark Porter 1998-4-27 11830 Los Angeles Antelope Valley: 170th St. East. Comment
  SEINET3197498 Image available Gilia cana R. G. Swinney 2009-4-2 10270 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5 min Q) 1220 Comment
  RSA470224  Gilia capitata subsp. abrotanifolia N. C. Cooper 1945-5-1 2193 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA570177  Gilia capitata subsp. abrotanifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4791 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA67270  Gilia capitata subsp. abrotanifolia Verne Grant, Alva Grant 1952-4-21 9094 Los Angeles Ca. 10 mi. s. of Gorman on Tejon Pass Rd. 1067 Comment
  RSA775355  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-6-4 5256 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  POM3440  Gilia latiflora subsp. davyi Marjorie Shaw, Edna S. Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Bouquet Canyon. Comment
  LA88524  Gilia latiflora subsp. davyi O. H. Kappler; 1946-4-13 1108 Los Angeles Little Rock-Valyermo Area, Southern Antelope Valley 914 Comment
  UC1870216  Gilia latiflora subsp. excellens LeRoy Gross 2005-5-3 2211 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 1150 Comment
  RSA778739  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-6-1 5235 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
  UCR256201  Gilia modocensis R. G. Swinney 2010-5-19 12838 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  SBBG98552  Gilia nevinii T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5324 Los Angeles terrace flats between Box and Horse Cyns 484 Comment
  SD90551  Gilia nevinii Robert F. Thorne 1966-4-16 36058 Los Angeles San Clemente Island: Grassy, rocky, steep slope of canyon below Lemon Tank near dump, S of Nanny, NE side of island. 182 Comment
  RSA0016172  Gilia ochroleuca subsp. ochroleuca Alva Day 1973-4-23 73 105 a Los Angeles Hwy 138, 5 mi. W of Los Angeles Co. line, and just W of aquaduct. Comment
  RSA0017110  Gilia ochroleuca subsp. ochroleuca Verne Grant, Alva Grant 1954-4-19 19595 Los Angeles On Hwy 138 4.5 miles W of Big Pines jct. Near Los Angeles-San Bernardino County line. 1220 Comment
  CHSC95867  Gilia ochroleuca subsp. vivida LeRoy Gross; Michael Denslow 2003-6-4 972 Los Angeles Transverse Ranges; San Gabriel Mountains region: Trail from Islip Saddle to Mt. Williamson. UTM Zone: 3802522N 0431429E. 2195 Comment
  RSA0017162  Gilia ochroleuca subsp. vivida Orlando Mistretta 1995-6-20 1784 Los Angeles Bare Mountain Canyon: end of Forest Rd. 3N7E at head of drainage, E of Pacifico Mountain. 2104 Comment
  RSA350819  Gnaphalium beneolens Fred Burlew 1917-09 3275 Los Angeles Crescenta. Comment
  UCR205629  Gnaphalium canescens subsp. microcephalum A. C. Sanders, T. B. Salvato 2009-5-18 36801 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  POM358818  Gnaphalium chilense Anstruther Davidson 1889-09 S.N. Los Angeles Foothill L.A. Comment
  UCR272535  Gnaphalium stramineum R. G. Swinney 2011-9-22 15681 Los Angeles San Gabriel Mountains, SE side of Camp Colby (Colby Ranch), Colby Grave marker, confluence of 'Inspiration Cyn.' & Coldwater Cyn., near spring & watertank 1140 Comment
  RSA29906  Grindelia camporum var. bracteosa L. C. Wheeler 1934-5-14 2585 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  UC55184  Grindelia hirsutula H. M. Hall 1902-5-13 3290 Los Angeles near Los Angeles (Howard Summit); Howard Summit Comment
  CAS-BOT-BC304627  Gutierrezia californica Ernest Braunton 1902-7-1 570 Los Angeles Griffith Park Comment
  RSA592693  Gutierrezia californica Peter H. Raven 1961-9-24 16758 Los Angeles Little Tujunga Road, 1.2 miles above junction with Gold Creek Road 792 Comment
  UCR126908  Harpagonella palmeri A. C. Sanders 2003-4-29 26178 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA90645  Hazardia squarrosa var. grindelioides F. W. Peirson 1921-10-9 5299 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 488 Comment
  UC1075538  Hebe X andersonii Bonnie C. Templeton 1929-10-14 6 Los Angeles Calif Botanic Garden Los Angeles Comment
  RSA482494  Helianthemum scoparium Richard Noyes, L. Arnseth 1988-7-30 547 Los Angeles Burbank Canyon, NW of Thompson Creek Dam 525 Comment
  RSA659126  Helianthus annuus LeRoy Gross 2001-4-1 377 Los Angeles Los Angeles Basin: Verdugo Mountains region: Northwest side: Low hill between La Tuna Canyon Road and Sunland Blvd. enter at dead end street at corner of Tuxford St. and Ledge Ave just north of La Tuna Canyon Road in city of Sun Valley., Just west of the mouth of McDonald Creek. 305 Comment
  UC1069456  Helianthus annuus R. St. John 1933-3-24 355 Los Angeles Aliso Canyon Santa Susana Quad., Aliso Canyon 487 Comment
  SD112705  Helianthus annuus Darley F. Howe Unknown 164 Los Angeles Claremont Comment
  CAS-BOT-BC305685  Helianthus gracilentus Peter H. Raven; Henry J. Thompson 1959-10-18 14683 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Along Decker Road 1.8 miles south of Mulholland 487 Comment
  CAS-BOT-BC305699  Helianthus gracilentus Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pk., Los Angeles - Ventura Cos. Comment
  CAS-BOT-BC305726  Helianthus gracilentus C. F. B. 1904-5-1 4719 Los Angeles Claremont Comment
  POM175351  Helianthus gracilentus E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  UC88919  Helianthus gracilentus T. S. Brandegee 1898-8-1 Los Angeles Palomar Comment
  RSA678874  Heliotropium curassavicum Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  UCR229496  Heliotropium curassavicum Jeremiah George 2011-9-15 s.n. Los Angeles South Coast, El Segundo 4 Comment
  RSA127778  Heliotropium curassavicum var. oculatum H. J. Thompson, P. Raven 1959-6-4 14334 Los Angeles Point Dume. 45 Comment
  POM215120  Hemizonia kelloggii D. D. Keck 1933-9-19 2534 Los Angeles Brea Canyon, 3 miles N of Orange County line Comment
  POM211257  Hemizonia kelloggii L. C. Wheeler 1933-6-27 1888 Los Angeles Foothill Blvd, at Eaton Wash, Pasadena. 213 Comment
  CAS-BOT-BC403837  Hesperocnide tenella Blanche Trask 1901-3-1 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  LA51804  Hesperocnide tenella Louis Wheeler; 1932-4-23 649 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  OBI25819  Hesperocyparis macnabiana Patrick O'Bannon 1973-2-4 14 Los Angeles Woodland Hills on Brail trl 305 Comment
  CAS-BOT-BC135948  Hesperoyucca whipplei I. W. Clokey 1935-7-1 6994 Los Angeles Hillside, Pasadena Glen 400 Comment
  UCR269949  Hesperoyucca whipplei R. G. Swinney 2010-6-1 13107 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  RSA0072474  Heteromeles arbutifolia Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1820 Los Angeles San Gabriel River main stem across from Morris Dam, CS1. 401 Comment
  UCR273292  Heteromeles arbutifolia R. G. Swinney 2011-10-18 15841 Los Angeles San Gabriel Mountains, 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2 1021 Comment
  SD251791  Heteromeles arbutifolia M. B. Dunkle 1939-11-24 7344 Los Angeles Sant Clemente Island; Canyon head, Mosquito summit. Comment
  SD132613  Heteromeles arbutifolia var. macrocarpa F. R. Fosberg 1931-5-4 S 4763 Los Angeles Bullrush Canyon, Santa Catalina Island 99 Comment
  SBBG63128  Heterotheca sessiliflora subsp. echioides R. Hoffmann 1927-9-21 Los Angeles Castaic Comment
  CAS-BOT-BC310852  Heterotheca sessiliflora subsp. fastigiata LeRoy Abrams 1902-7-5 2653 Los Angeles Azusa Comment
  RSA0063083  Heuchera abramsii J. C. Roos 1937-8-16 370 Los Angeles Mt. San Antonio. 3049 Comment
  CATA1311  Hirschfeldia incana Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2402 Los Angeles Santa Catalina Island: Lower Cape Canyon, just up from Middle Canyon 213 Comment
  RSA647902  Hirschfeldia incana LeRoy Gross, Wayne Law 2000-8-8 251 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. Parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  HSC12496  Hirschfeldia incana Wendell Wood 1970-6-23 36 Los Angeles 3135 Linda Vista Rd., Glendale 457 Comment
  UCSB2254  Hirschfeldia incana Philbrick, Ralph 1953-6-2 Los Angeles In Claremont, San Gabriel Mts. 304 Comment
  LA200490  Hoita macrostachya A. M. Johnson; 1932-5-30 4074 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  CAS-BOT-BC149943  Holodiscus discolor var. discolor I. M. Johnston 1917-8-22 1696 Los Angeles Summit of Baldy 3048 Comment
  SD233249  Hordeum depressum D. E. Bramlet, R. L. Allen 2011-5-23 4842 Los Angeles Coastal Plains & Basins; Los Angeles Basin region: Whittier Narrows Recreation Area, Parking lot of Archery range. 63 Comment
  CDA2187  Hordeum marinum subsp. gussoneanum L. C. Wheeler 1945-4-17 6018 Los Angeles Los Angeles Basin, near intersection of Slauson and Garfield Ave., [city of Commerce] 3 miles south of Montebello Comment
  UCD85842  Hordeum marinum subsp. gussoneanum Beecher Crampton 1963-5-8 6797 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
  UCD85887  Hordeum marinum subsp. gussoneanum Peter H. Raven; Robert F. Thorne 1964-5-7 19031 Los Angeles Santa Monica Mountains. Saddle Rock Ranch, near Seminole Hot Springs. Comment
  RSA0088157  Hordeum murinum R. G. Swinney 2010-3-14 11900 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  UCR259672  Hordeum murinum R. G. Swinney 2010-4-1 12136 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  POM12254  Hordeum murinum subsp. glaucum F. L. Robinson 1921-4-15 33 Los Angeles Claremont. 365 Comment
  RSA660893  Hordeum murinum subsp. glaucum Ann Williams 1992-5-14 13 -92 Los Angeles End of Canyon Dr., .2 miles off Penn St. and 100 yds. E of Whittier College track. 152 Comment
  SD69506  Hordeum murinum subsp. glaucum Robert F. Thorne 1966-4-4 35750 Los Angeles Santa Catalina Island: Isthmus 11 Comment
  UCR258964  Hordeum murinum subsp. leporinum R. G. Swinney 2010-2-27 11758 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
  RSA607550  Horkelia cuneata subsp. puberula Louis C. Wheeler 1932-5-23 753 Los Angeles San Gabriel Wash at Arrow Hwy 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
  UCR100634  Horkelia cuneata subsp. puberula L. C. Wheeler 1967-6-16 9855 Los Angeles San Gabriel Mtns., N side of Sunset Ridge under powerline, Millard Canyon 579 Comment
  UCD170960  Horkelia rydbergii R. G. Swinney 2008-10-10 9545 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  CAS-BOT-BC213007  Hosackia crassifolia H. M. Hall 1898-7-1 s.n. Los Angeles San Jacinto Mountains. Along water courses in the vicinity of Strawberry Valley. 1615 Comment
  RSA755972  Hymenoclea salsola Orlando Mistretta, Christine Mistretta 2008-4-12 2416 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  UC19028  Hypericum anagalloides H. M. Hall July 1899 Los Angeles Lancaster Flat San Bernardino Mts., Lancaster Flat 1828 Comment
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Mar 3 2013
  RSA701279  Hypochaeris glabra LeRoy Gross 2003-5-4 821 Los Angeles South side of mountains: Along east side of Brand canyon a short distance above the large waterfall. 393 Comment
  SEINET10956318 Image available Ipomoea aquatica Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2573 Los Angeles City of Los Angeles. Chinatown. Ai Hoa Supermarket, 860 N. Hill St. Comment
  RSA703428  Isocoma menziesii var. menziesii R. E. Riefner Jr. 2004-10-24 04 -449 Los Angeles City of Whittier, Puente Hills, Puente Hills Habitat Conservation Authority Preserve, S along access road in watershed of Worsham Creek, S of Turnbull Canyon Road. 355 Comment
  CATA1791  Isocoma menziesii var. vernonioides Benjamin E. Carter, Tony Summers 2012-8-16 6975 Los Angeles Santa Catalina Island: Below Lasso Loop, between Ben Weston Point and China Point 40 Comment
  HSC81276  Isocoma menziesii var. vernonioides F. R. Fosberg 1930-11-11 4179 Los Angeles Templeton, S. Prente 100 Comment
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Jun 26 2015
  OBI69357  Isocoma menziesii var. vernonioides John Knapp, Denise Knapp 2002-11-27 11 Los Angeles Santa Catalina Island 366 Comment
  IRVC29018  Iva axillaris A. C. Sanders, Mark Elvin 2002-6-25 25296 Los Angeles Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi. SW of Castaic Junction NE end of Santa Susana Mtns. 305 Comment
  RSA128056  Jaumea carnosa Peter H. Raven, H. J. Thompson 1959-9-6 14363 Los Angeles At mouth of Malibu Creek. 2 Comment
  RSA527640  Jepsonia malvifolia Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4396 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UC115002  Jepsonia malvifolia C. A. Purpus 1898-5 Los Angeles San Clemente Island Comment
  RSA167619  Juglans californica Peter H. Raven, Robert Thorne 1964-5-7 19004 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA785731  Juglans californica Carrie A. Herd 1982-4-7 69 Los Angeles Walnut, Mt. San Antonio College Comment
  SEINET10476753  Juglans californica Lyman D. Benson 1949-4-29 Benson 13597 Los Angeles Puente hills, 4 miles sw of pomona, california oak woodland, north slope heavy Soils 305 Comment
  POM2129  Juglans californica var. californica D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  CAS-BOT-BC109875  Juncus J. Ewan 1934-8-10 8432 Los Angeles San Gabriel Mountains. On slope (precisely northwest) of Mount Waterman. 2286 Comment
  UCR255499  Juncus balticus Dan S. Cooper 2014-6-26 614- 37 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, lower Brush Canyon 194 Comment
  RSA188306  Juncus bufonius Robert F. Thorne 1966-6-1 36496 Los Angeles Santa Catalina Island: reservoir at upper end of Cape Canyon. 335 Comment
  SEINET4566927 Image available Juncus bufonius F. R. Fosberg 1931-5-4 S 4751 Los Angeles Middle Ranch Canyon, 2nd bridge below Eagle's Nest, Santa Catalina Island. 140 Comment
  POM1543  Juncus bufonius I. M. Johnston 1916-12-29 s.n. Los Angeles Claremont, just south of town. Comment
  RSA762650  Juncus bufonius var. bufonius R. G. Swinney 2008-11-29 9849 Los Angeles Mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  SBBG57269  Juncus ensifolius V. Duran 1933-7-25 3531 Los Angeles Buckhorn 1981 Comment
  RSA755826  Juncus macrophyllus R. G. Swinney 2008-10-7 9486 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak 1622 Comment
  RSA507547  Juncus mexicanus L. C. Wheeler 1967-8-24 10494 Los Angeles Angeles National Forest: SW slope of Mt. Waterman 2164 Comment
  RSA657296  Juncus mexicanus Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -5 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  UCR227757  Juncus patens R. F. Thorne 1966-4-17 36132 A Los Angeles Channel Islands, San Clemente Island, Box Canyon, northwest of Horse Canyon, southwest of Thirst 244 Comment
  RSA735910  Juncus patens Justin M. Wood 2008-5-31 6 Los Angeles Santa Monica Mountains National Recreation Area, Topanga Canyon, Hondo Creek Trail. Comment
  RSA70269  Juncus phaeocephalus F. W. Peirson 1918-4-28 488 Los Angeles Road east and south of El Monte. Comment
  RSA0013470  Juncus xiphioides Orlando Mistretta, Youssef Atallah 2011-8-16 6042 Los Angeles Aliso Canyon near junction of Aliso Canyon Road and Angeles Forest Highway. 1259 Comment
  RSA368379  Juncus xiphioides F. R. Fosberg 1931-5-13 S- 4861 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  POM6815  Juniperus californica I. M. Johnston 1920-1-1 s.n. Los Angeles San Gabriel Wash at Azusa. ca. 500+ ft alt. 152 Comment
  RSA613727  Juniperus californica L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  UCR125161  Juniperus californica A. C. Sanders, Mark Elvin 2002-6-18 25125 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  SEINET11736599  Juniperus californica D. P. Reagan 1974-1 20 Los Angeles 2 mi W of Gorman Comment
  SEINET8981460 Image available Juniperus chinensis Arboretum Staff 68 P929 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  RSA188522  Keckiella ternata subsp. ternata Robert F. Thorne, John Olmsted 1965-8-26 35400 Los Angeles San Gabriel Mtns, Angeles National Forest: Cabin Flat along Prairie Fork, 1585 Comment
  LA98922  Koeleria macrantha John O'Leary; April 1979 sn Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, 0.25 mi N of Pacific Coast Hwy. 121 Comment
  RSA725070  Krascheninnikovia lanata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -81 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  SBBG133336  Lamarckia aurea J. Lambert, S. McDonough 2005-4-6 SERG 49 -05 Los Angeles near Swat 2 20 Comment
  SBBG95462  Lamarckia aurea M. B. Dunkle 1928-2-12 1702 Los Angeles Salta Verde 213 Comment
  UC38735  Lamarckia aurea C. C. Parry Apr 1881 Los Angeles Los Angeles Comment
  LA12436  Lamarckia aurea Harlan Lewis; 1941-4-6 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  SEINET10598981  Lamarckia aurea Cyrus G. Pringle 1882-5-9 Pringle 15083 Los Angeles Comment
  SEINET3129414  Lamarckia aurea G. B. Grant 1901-1-1 665 Los Angeles Pasadena Comment
  RSA599204  Lamium amplexicaule Louis C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 701 Comment
  JEPS63238  Lamium amplexicaule R. J. Dobbs 1926-4-29 Los Angeles near Los Angeles (Michilinda, nearer Pasadena); Michilinda Comment
  RSA596915  Lasthenia californica Timothy S. Ross, J. Mark Porter 1995-5-4 8525 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  POM5998  Lasthenia coronaria C. F. Baker 1904-4-30 4159 Los Angeles Claremont. 365 Comment
  UC89995  Lasthenia coronaria J. C. Nevin Los Angeles Los Angeles Comment
  CHSC34559  Lasthenia glabrata James Henrickson 1973-6-15 10717 Los Angeles City of Long Beach along overflow channel, W of Los Angeles River Channel between Long Beach Blvd. and Del Mar Ave. 6 Comment
  POM361566  Lasthenia glabrata subsp. coulteri Anstruther Davidson 1906-6-18 s.n Los Angeles Ballona Comment
  RSA396114  Lasthenia glabrata subsp. coulteri C. B. Wolf 1935-3-24 6295 Los Angeles 1 mile north of Buena Park (valley to w of w coyote hills)., [Specimen is 0.1 km W of the Orange County line in L.A. County. Ref; Mr. Fred Roberts and Tom Chester] 53 Comment
  UC50365  Lasthenia glabrata subsp. coulteri H. M. Hall 1903-4-1 3736 Los Angeles Los Angeles Comment
  JEPS10373  Lasthenia gracilis W. L. Jepson 1939-4-21 19224 Los Angeles Saugus 356 Comment
  JEPS9693  Lasthenia gracilis W. L. Jepson 1935-4-17 17039 Los Angeles Lancaster w. Mohave Desert 716 Comment
  UC1211099  Lasthenia gracilis Huron H. Smith 1912-5-29 5027 Los Angeles summit road Santa Catalina Island 396 Comment
  UC557666  Lasthenia gracilis Nell Murbarger 1936-3-1 30 Los Angeles on the mesa summit and a few hundred feet down the e and w slopes of the island, San Clemente Island San Clemente Island Comment
  RSA60204  Lathyrus vestitus subsp. laevicarpus E. K. Balls, L. W. Lenz 1950-3-28 14454 Los Angeles 12 miles south of Castaic, hwy 99. 335 Comment
  UCSB3104  Lathyrus vestitus var. alefeldii Wedberg, H. 1958-2-22 Los Angeles 0.7 miles from Coast Hwy. 101 in Latigo Canyon, Santa Monica Mts. Comment
  RSA658827  Lathyrus vestitus var. vestitus J. S. Burns 1992-5-11 2953 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest. 762 Comment
  RSA702156  Lathyrus vestitus var. vestitus Michael Honer 2004-6-22 1987 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  UCR194764  Lathyrus vestitus var. vestitus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 709 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park 549 Comment
  CAS-BOT-BC321531  Layia glandulosa Alice Eastwood 1906-5-27 236 Los Angeles Roscoe [Big Tujunga Wash] Comment
  RSA0070131  Layia glandulosa Orlando Mistretta, Christine Mistretta 2003-4-30 1984 Los Angeles Saddleback Butte State Park. 824 Comment
  CATA258  Layia platyglossa Mark L. Hoefs, A. Douglas Propst 1973-5-4 263 Los Angeles Santa Catalina Island: By road above and east of Emerald Cove, north slope 30 Comment
  UC624997  Layia platyglossa F. R. Fosberg 1931-5-6 S 4814 Los Angeles Cape Canyon; Santa Catalina Island 200 Comment
  CAS-BOT-BC380219  Layia platyglossa Peter H. Raven 1962-5-21 17816 Los Angeles Santa Catalina Island: lower end of Bullrush Cnyon 198 Comment
  RSA784342  Layia platyglossa Anonymous 1958-3-11 46 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont, near eastern end of Los Angeles County. 366 Comment
  RSA585342  Lepidium fremontii Timothy S. Ross 1991-4-27 4639 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line 1183 Comment
  RSA725076  Lepidium fremontii var. fremontii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 86 -A Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UCR205721  Lepidium latifolium A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36926 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  UCR186959  Lepidium nitidum A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31969 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  SBBG127977  Lepidium strictum M. L. Hoefs, S. A. Junak 1996-5-1 2687 Los Angeles Haypress Reservoir, at cmpgrd 384 Comment
  CAS-BOT-BC60037  Lepidium virginicum var. menziesii Alice Eastwood 1919-5-29 9001 Los Angeles San Gabriel Canyon. Comment
  RSA592694  Lepidium virginicum var. pubescens L. C. Wheeler 1967-5-8 9321 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA602468  Lepidospartum squamatum Scott D. White 1997-5-15 5146 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  UCR125921  Lepidospartum squamatum A. C. Sanders, Mark Elvin 2002-6-19 25194 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  UCR129509  Leptochloa uninervia A. C. Sanders, Mark Elvin 2002-6-20 25229 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
  UC101900  Leptodactylon californicum Rev. J. C. Nevin Los Angeles Sierra Santa Monica Comment
  RSA655940  Leptodactylon californicum subsp. californicum James Henrickson 2000-4-15 20708 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200 ft of Hwy 14 473 Comment
  CLARK-A1528-3533  Leptodactylon pungens John C. Roos 1937-7-16 2421 Los Angeles San Gabriel Mountains Comment
  POM6811  Leptosiphon androsaceus G. Williams 2502 Los Angeles Near Puente along roadside Comment
  SEINET14160670  Leptosiphon aureus subsp. aureus H. M. Hall 1902-1 3031 Los Angeles Antelope Valley, Rock Creek 1219 Comment
  RSA527747  Leptosiphon bicolor Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4315 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  UCSB42087  Leptosiphon breviculus Palys, Joe 1978-6-3 Los Angeles East side of Mt. Gleason road, 1 mi. west from junction with Angeles Crest Highway 1219 Comment
  SBBG20054  Leptosiphon chrysanthus subsp. chrysanthus D. Myrick 1964-3-27 803 Los Angeles St Hwy 138, ca. 20 mi W of Victorville toward Palmdale 822 Comment
  SBBG17015  Leptosyne gigantea K. A. Wilson 1961-2-4 836 Los Angeles US Hwy 101 A, ca. 2 mi W of Decker Rd (Hwy 23) Comment
  CAS-BOT-BC339276  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-31 3089 Los Angeles Newhall 365 Comment
  POM50479  Leymus triticoides Le Roy Abrams 1901-06 1720 Los Angeles Ballona Creek, Mesmer., [33?57'40N, 118?27'20W] Comment
  RSA188300  Leymus triticoides R. F. Thorne 1966-6-2 36524 Los Angeles Santa Catalina Island, canyon leading to White's Landing, back of beach along stream bed. 15 Comment
  RSA86688  Leymus triticoides F. W. Peirson 1918-4-28 1604 Los Angeles Southeast of El Monte. Comment
  SEINET7906417  Libocedrus decurrens J. Massey, B. Christman 1966-1 Los Angeles Ice House Canyon Trail, near Lodge 1219 Comment
  UCR190098  Lilium humboldtii R. G. Swinney 1998-7-30 6590 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  SDSU21070  Lilium humboldtii subsp. ocellatum Ian Cain, Natasha Bartely 2010-6-23 1540 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 605 Comment
  UCR24649  Lilium parryi Karen Kirtland 1981-7-23 01 Los Angeles San Gabriel Mtns., Big Cienega Spring near Crystal Lake Comment
  UCR259465  Limosella acaulis R. G. Swinney 2010-9-7 13704 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR189742  Linanthus breviculus R. G. Swinney 1998-7-10 6385 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
  CAS-BOT-BC226755  Linanthus californicus L. R. Abrams 1917-7-7 6610 Los Angeles Laurel Canon [Canyon], Santa Monica Mts. Comment
  HSC17063  Linanthus californicus C. E. Fellows 1965-4-13 36 Los Angeles 2/10 mi. N of Los Angeles City limits on Hwy. 118 Comment
  RSA0103921  Linanthus californicus R. G. Swinney 2011-6-23 15315 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
  RSA468481  Linanthus californicus N. C. Cooper 1949-4-19 3618 Los Angeles Newhall. 457 Comment
  RSA753994  Linanthus californicus Doug Tolbert 1970-5-8 700508 -03 Los Angeles Angeles National Forest, road to Switzer's Camp, 200 yards from junction with State Route 2 1098 Comment
  RSA718271  Linanthus dichotomus R. G. Swinney 1998-4-14 5998 Los Angeles Pinon Hills area, 0.7 miles west of 237th St. at Panarama Rd., NW of mouth of Mescal Cyn., Mescal Highlands, 2.7 miles south of Ft. Tejon Rd. 1402 Comment
  RSA73084  Linanthus dichotomus F. W. Peirson 1926-4-27 6666 Los Angeles San Gabriel Mountains. North side of San Gabriel Mountains, Rock Creek. 1296 Comment
  SEINET3087252 Image available Linanthus parryae Norman C. Cooper 1948-4-21 2675 Los Angeles Littlerock. Comment
  UCR186938  Linanthus parryae A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32073 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
  UCR270097  Linanthus parryae R. G. Swinney 2011-4-20 14440 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  SBBG12049  Linanthus parryae E. R. Blakley 1958-5-10 2279 Los Angeles 14 mi E of Quail Lake on St Hwy 138 914 Comment
  UCR275029  Linanthus parviflorus Michael Honer, Mary Ann Hasskamp 2006-4-19 2208 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  RSA729393  Linanthus pungens R. G. Swinney 1998-7-21 6488 Los Angeles Fish Fork Trail, 1.9 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2134 Comment
  CAS-BOT-BC133225  Lithophragma R. G. Swinney 1998-3-14 5909 Los Angeles San Gabriel Mtns.: Evey Canyon, ca. 0.75 mi. west of Mt. Baldy Rd., ca. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
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Dec 7 2018
  RSA719637  Lithophragma affine R. G. Swinney 1998-3-14 5909 Los Angeles Evey Canyon, ca. 0.75 mi. W of Mt. Baldy Rd., ca. 0.3 mi. NE of Potato Mtn. 793 Comment
  CHSC35330  Lithophragma heterophyllum James Henrickson 1973-5-12 4 Los Angeles Ca 6 (air) miles NE of La Canada, 3.1 (rd) miles N of N3, off Los Angeles Crest Hwy; in canyon along road, in granitic slopes of San Gabriel Mts. 1036 Comment
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Aug 22 2016
  POM126293  Lithophragma heterophyllum V. Newsom, M. Hilend 1927-4-13 s.n. Los Angeles Hills S.W. of Newhall. Comment
  UCSB41652  Lithophragma heterophyllum Marsalek, J. 1979-5-11 Los Angeles Shantri Flats Park hiking trail, on Santa Anita Road above the city of Arcadia in the San Gabriel Mtns 762 Comment
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Aug 22 2016
  RSA592851  Lithophragma parviflorum Steve Boyd, Orlando Mistretta 1996-5-1 8755 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  RSA0056535  Lithophragma tenellum Orlando Mistretta 1992-5-16 18 Los Angeles Vicinity of Big Pines; head of Swarthout Valley, Mountain High Ski area, San Gabriel Mountains region. Comment
  UCR126604  Lobularia maritima A. C. Sanders, Mark Elvin 2003-8-7 27177 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  LA201761  Lobularia maritima Arthur C. Gibson; 2003-4-12 4901 Los Angeles Simi Hills, Chatsworth Reserve, Chatsworth, northern boundary of reservoir, Valley Circle Blvd at Plummer St, inside perimeter fence Comment
  RSA441651  Loeflingia squarrosa George B. Grant 5486 Los Angeles [Unspecified] Comment
  POM49440  Loeseliastrum matthewsii A. D. E. Elmer 1902-06 3683 Los Angeles Acton. Mt. Gleason. 829 Comment
  UCR150467  Loeseliastrum matthewsii R. G. Swinney 1999-6-21 7371 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  RSA0087040  Logfia filaginoides R. G. Swinney 2010-3-13 11880 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  SD126066  Logfia gallica A. C. Sanders 1988-5-18 7820 Los Angeles El Segundo Dunes immediately west of L. A. International Airport and east of Vista Del Mar Blvd. Comment
  RSA0071930  Logfia gallica Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 37 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  RSA0117859  Lolium perenne Robert L. Benson 1960-5-19 50 Los Angeles Blanchard Park. [Pomona College.] Claremont. 365 Comment
  RSA758703  Lolium perenne Orlando Mistretta, Christine Mistretta 2008-4-19 2503 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, Structure 115 per TRTP Survey 2008), vicinity of Van Tassel Canyon. 581 Comment
  RSA228912  Lolium perenne subsp. multiflorum R. F. Thorne 1971-6-26 40627 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  POM356970  Lolium temulentum Edith A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  UCR273161  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains, c. 0.4 miles NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. Trail, inside Placerita Cyn. Natural Area, 500 Comment
  UCR277121  Lomatium mohavense R. G. Swinney 2010-5-21 12856 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
  SBBG128347  Lonicera hispidula M. L. Hoefs, R. Given 1991-6-12 1386 Los Angeles near jct of rd between Middle Cyn and Bulrush and rd to Camp Cactus 228 Comment
  UC889516  Lonicera hispidula var. vacillans L. W. Nuttall 341 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC234813  Lonicera subspicata Joseph Andorfer Ewan 1936-8-2 9917 Los Angeles Mescal Creek, San Gabriel Mts. 1615 Comment
  UC303437  Lonicera subspicata var. denudata I. Johnston 1917-5-13 980 Los Angeles San Gabriel Wash 152 Comment
  RSA294752  Lotus Lyman Benson 1945-5-21 11726 Los Angeles [Unspecified] 396 Comment
  RSA406764  Lotus argophyllus subsp. ornithopus Reid V. Moran 1941-2-19 594 Los Angeles San Clemente Island. Middle Ranch. 500 Comment
  POM155789  Lotus argophyllus var. ornithopus M. B. Dunkle 1928-4-13 1862 Los Angeles Renton Mine Road, Santa Catalina Island. 274 Comment
  UCR217820  Lotus corniculatus Dan S. Cooper 2010-8-26 810- 98 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, along landscaped roadside in vicinity of Mineral Wells Rd., L.A. Zoo property 152 Comment
  RSA596418  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-11 3355 Los Angeles Big Rock Creek canyon. 120m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin) 1731 Comment
  RSA406097  Lotus crassifolius var. crassifolius L. E. Hoffman 1932-7-4 s.n. Los Angeles Big pines Co. park, Swarthout Canyon 1524 Comment
  RSA406098  Lotus crassifolius var. crassifolius B. C. Templeton 1932-6-19 4939 Los Angeles Big Pines Park, San Gabriel Mountains. 2091 Comment
  UC1595378  Lotus grandiflorus Tim Ross 1992-7-16 6696 Los Angeles 1015 m 79 degrees ene Iron Mountain summit (e slope of Iron Mountain); San Gabriel Mountains, Iron Mountain 1569 Comment
  RSA639618  Lotus grandiflorus var. grandiflorus L. C. Wheeler 1967-5-23 9701 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  SEINET3371870  Lotus hamatus G. Rink 2011-6-1 10572 Los Angeles Chino Hills, northeast of La Brea, weedy place 259 Comment
  UCR155147  Lotus humistratus A. C. Sanders 2005-5-5 29929 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  SEINET12154235  Lotus nevadensis Unknown 1933-1 3529 Los Angeles Buckhorn, San Gabriel Mtns 1981 Comment
  POM406118  Lotus nevadensis var. davidsonii L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima Canyon Comment
  LA83626  Lotus oblongifolius var. oblongifolius O. H. Kappler; 1947-6-7 1467 Los Angeles San Gabriel Mountains, Mount Waterman Area. Along Angeles Crest Hiway 1920 Comment
  RSA639617  Lotus oblongifolius var. oblongifolius L. C. Wheeler 1967-5-23 9707 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  RSA725084  Lotus procumbens var. procumbens Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -10 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
  UCR131436  Lotus purshianus Alison Lipman 1998-6-9 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR124369  Lotus salsuginosus I. W. Clokey, B. C. Templeton 1929-1 4517 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR213244  Lotus salsuginosus Dan S. Cooper 2010-4-9 20100409- 31 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., slope north of Coolidge Canyon in Griffith Park 195 Comment
  RSA695554  Lotus salsuginosus var. salsuginosus Scott D. White, Brian Leatherman 2003-11-17 9856 Los Angeles Big Dalton Canyon, above Glendora; Big Dalton Canyon Road above reservoir. 518 Comment
  SFV1859  Lotus scoparius K. A. Wilson 1961-3-12 1013 Los Angeles Santa Monica Mountains Decker Road, junction of western portion of Mulholland Highway. 457 Comment
  RSA0087030  Lotus scoparius subsp. scoparius R. G. Swinney 2010-3-18 11973 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  UCR275286  Lotus scoparius subsp. scoparius Jeremiah George 2012-3-1 s.n. Los Angeles South Coast, Entradero Park, West Torrance near Redondo Beach 23 Comment
  RSA406302  Lotus strigosus L. C. Wheeler 1934-4-17 2531 Los Angeles Palmer Canyon 511 Comment
  RSA612081  Lotus strigosus Valerie L. Soza 1998-4-26 71 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. [Coordinates given are] at center of BFS. 411 Comment
  RSA719026  Lotus strigosus R. G. Swinney 1998-4-14 5976 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands. 1299 Comment
  UCR126603  Lotus strigosus A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26057 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  UCR276913  Lotus strigosus R. G. Swinney 2011-3-29 14272 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  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
  UC200754  Lotus wrangelianus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  SEINET10870946  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x arb. Hybrid (2) 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
  RSA250650  Lupinus bicolor R. F. Thorne 1971-4-2 41419 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  UC1922332  Lupinus bicolor Gary Kovnat with LeRoy Gross 2003-2-16 29 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  HSC43281  Lupinus bicolor David B. Dunn, Epling 1946-4-19 2138 Los Angeles "Along Hwy. 138, .2 mi. N of jct. of the old Ridge Route." 854 Comment
  SFV4365  Lupinus bicolor D. B. Dunn 1941-3-29 959 Los Angeles Hays Street and Via Acosta near Garfield Blvd. and the oil wells. Comment
  UC1922171  Lupinus bicolor subsp. microphyllus Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 887 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. Near 34deg 12' 24.8'' N 118deg 14' 51.6'' W T1N R13W NW/4, NE/4 sec. 4. Elev. 1300 Feet. Comment
  LA205005  Lupinus chamissonis Carl Epling; 1943-3-13 3672 Los Angeles Sand hills: Pershing Drive, 1 mi. S of Culver City Blvd, Playa del Rey Comment
  RSA407122  Lupinus chamissonis Ora M. Clark 1928-12-23 1376 Los Angeles Venice Comment
  UC15825  Lupinus chamissonis unknown 1890-2-28 Los Angeles near Santa Monica; near Santa Monica Comment
  UCR220214  Lupinus concinnus R. G. Swinney 2009-4-2 10274 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road 1220 Comment
  SBBG44121  Lupinus concinnus M. R. Benedict 1971-6-26 Los Angeles N of Wilson Cove Comment
  UC284672  Lupinus concinnus P. A. Munz 1923-4-10 6747 Los Angeles w coast San Clemente Island (dry slope of canyon s of Lemon Tank); w coast San Clemente Island Comment
  RSA406960  Lupinus concinnus var. concinnus Anstruther Davidson 1907-01 1784 Los Angeles Garvanza Comment
  CAS-BOT-BC205154  Lupinus elatus Wesley O. Griesel 1962-6-27 s.n. Los Angeles State Hwy. 2 between Islip Saddle & Dawson Saddle, San Gabriel Mountains 2133 Comment
  RSA0083088  Lupinus elatus R. G. Swinney 2010-10-8 14011 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  UCR239616  Lupinus excubitus Dan S. Cooper 2012-6-14 612- 40 Los Angeles Western Transverse Range; Santa Monica Mountains, Newton Canyon Rd. near Latigo Canyon Rd. intersection 521 Comment
  CAS-BOT-BC216546  Lupinus excubitus var. johnstonii I. M. Johnston 1917-7-15 1479 Los Angeles Head of S Fork Lytle Creek 1828 Comment
  RSA655744  Lupinus formosus James Henrickson 2000-4-15 20690 Los Angeles Ca. 1 mile SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14. 457 Comment
  UCSB31611  Lupinus formosus Griesel, Wesley 1962-5-12 Los Angeles Charleton Flats; San Gabriel Mts. 1524 Comment
  RSA652216  Lupinus formosus var. formosus C. O. Gaston 1948-4-23 s.n. Los Angeles Found by San Dimas canyon Rd, 2 1/2 mi. No. of Hyway 99. Comment
  POM11099  Lupinus formosus var. robustus H. D. Collins 1921-4-23 62 Los Angeles Claremont. 366 Comment
  UC15880  Lupinus hirsutissimus C. A. Colmore 1900-2-12 Los Angeles Rustic Canyon Santa Monica (Santa Monica); , Rustic Canyon Comment
  UCR271840  Lupinus latifolius subsp. latifolius R. G. Swinney 2011-6-23 15278 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  RSA87415  Lupinus latifolius subsp. parishii F. W. Peirson 1903-4-11 464 Los Angeles Nichol Canyon, Santa Monica Mts Comment
  RSA729769  Lupinus latifolius var. latifolius R. G. Swinney 1999-8-16 7657 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope. 2445 Comment
  RSA25807  Lupinus longifolius C. B. Wolf 1941-7-2 10959 Los Angeles Along the highway about 1 mile east of La Crescenta 487 Comment
  SEINET10485625  Lupinus longifolius H. Dearing, M. Dearing 1938-5-22 Dearing 2593 Los Angeles Topango canyon. Comment
  UC177216  Lupinus microcarpus var. densiflorus S. B. Parish 1914-5-27 9256 Los Angeles near the summit Teforo Pass (Tejon Pass?) (Southern California); near the summit of Teforo Pass (Tejon Pass?) Comment
  UCR145961  Lupinus microcarpus var. microcarpus Mark A. Elvin, Cathleen Weigand 2003-4-8 2455 Los Angeles Santa Clarita Valley, Newhall Ranch, flats south of confluence of Hasley Canyon with Castaic Creek 297 Comment
  UCSB11874  Lupinus odoratus Haines, Bruce 1962-4-14 Los Angeles At junction of Oasis Road and Palmdale Road, 25 miles west of Victorville 1115 Comment
  RSA0031572  Lupinus sparsiflorus Nancy Hamlett 2014-4-23 s.n. Los Angeles Bernard Field Station, Clarmont. 366 Comment
  UCR230249  Lupinus sparsiflorus Dan S. Cooper 2011-4-18 411- 13 Los Angeles San Gabriel Valley/San Gabriel Mtns. Foothills, Padua Park, off Padua Ave. near Claremont 559 Comment
  RSA187869  Lupinus succulentus Robert F. Thorne 1966-4-4 35762 Los Angeles Santa Catalina Island: Bluff SE of Ballast Point and Catalina Harbor, Isthmus 61 Comment
  UC1584905  Lupinus succulentus Tim Ross 1991-4-8 4479 Los Angeles western Pomona (Elephant Hill); San Dimas Quad., Western Pomona, Elephant Hill 228 Comment
  OBI70651  Lupinus succulentus Tim Ross 1991-4-21 4515 Los Angeles Whittier Hills (Puente Hills, pro parte) Middle Turnbull cyn drainage just SW of old water tank. T2S, R11W, SW/4 NE/4 sec 15 219 Comment
  CHSC8295  Lupinus truncatus Edward L. Smith 1957-4-29 172 Los Angeles Plant from Cactus Garden, Pomona College, Claremont. 365 Comment
  POM2390  Lupinus truncatus L. R. Abrams 1899-03 369 Los Angeles Ballona Harbor Comment
  RSA414389  Lupinus truncatus T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA715429  Lupinus truncatus A. C. Sanders, Helen Kennedy 2005-4-13 29416 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA790103  Lupinus truncatus J. George 2012-3-11 s.n. Los Angeles South Coast: Palos Verdes Estates, just east of junction of Palos Verdes Blvd., Palos Verdes West and Palos Verdes Dr. North. At southern end of El Segundo sand dune system. 73 Comment
  RSA213431  Lupinus truncatus Reid V. Moran 1941-2-18 588 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  RSA226927  Luzula comosa Robert F. Thorne 1971-8-25 41263 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily spring on NW slope of Mt. Hawkins 2134 Comment
  SEINET3162273  Lycium brevipes var. hassei G. B. Grant, W. Wheeler 1904-1 739 a/6151 Los Angeles on Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA526642  Lycium californicum Steve D. Boyd, Tim S. Ross, Laurel Arnseth 1990-4-7 4224 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  SBBG20561  Lycium californicum E. R. Blakley 1963-12-8 6407 Los Angeles just back of beach, between Northwest Harbor and Whale Pt 7 Comment
  SBBG53314  Lycium californicum D. M. Power 1971-11-11 Los Angeles terrace W of Wilson's Cove 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
  LA33646  Lycopersicon esculentum Peter H. Raven; 1959-10-25 14699 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  RSA232627  Lyonothamnus floribundus subsp. aspleniifolius Larry E. DeBuhr 1972-9-3 707 Los Angeles San Clemente Island: Horse Canyon, the first canyon west of Thirst Park. 457 Comment
  RSA527748  Lyonothamnus floribundus subsp. aspleniifolius Steve D. Boyd, Tim S. Ross, Laurel Arnseth 1990-4-8 4314 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA698762  Madia elegans subsp. elegans LeRoy Gross, P. Morton 2004-6-10 1373 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  SFV6237  Madia gracilis M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains North slope of Oat Mountain. Along main ridge road. 1037 Comment
  RSA706663  Madia minima Naomi Fraga, Paul Morton 2004-5-18 1188 Los Angeles Along main trail to summit of Mount Hillyer. 1890 Comment
  CAS-BOT-BC231879  Malacothamnus davidsonii Carl B. Wolf 1931-7-30 3904 Los Angeles 1/2 mile east of San Fernando, San Fernando Valley 304 Comment
  SFV9646  Malacothamnus davidsonii D. L. Koutnik 1977-7-20 s. n. Los Angeles San Fernando Valley Sylmar. Where I-5 meats Foothill Blvd. 400 Comment
  CAS-BOT-BC206201  Malacothamnus fasciculatus Ynez Whilton Winblad 1941-5-24 s.n. Los Angeles Ridge Route, Highway 99 Comment
  RSA584954  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1990-6-1 2777 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason). 1195 Comment
  UCR270480  Malacothrix clevelandii R. G. Swinney 2011-5-12 14668 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  CAS-BOT-BC323299  Malacothrix foliosa Robert F. Thorne 1973-4-11 42879 Los Angeles Dunes near Flasher, NW part of island, San Clemente Island 4 Comment
  RSA95030  Malacothrix foliosa F. W. Peirson 1923-4-12 3463 Los Angeles Wilson's Cove, San Clemente Island. Comment
  CAS-BOT-BC347614  Malacothrix glabrata A. D. E. Elmer 1902-6-1 3986 Los Angeles Lancaster Comment
  RSA547431  Malacothrix glabrata Timothy S. Ross 1992-5-17 6357 Los Angeles E Fork of the the San Gabriel River; about 95m S of the mouth of Shoemaker Canyon 655 Comment
  POM156278  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1902-6-20 2568 Los Angeles Ballona marshes near Mesmer. Comment
  RSA0110890  Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-5-6 14616 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  RSA594978  Malacothrix saxatilis var. tenuifolia Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-14 2379 Los Angeles Parsons' Landing, Santa Catalina Island 323 Comment
  RSA658828  Malacothrix saxatilis var. tenuifolia Louis van Velzen 1987-5-19 87 -17 Los Angeles Walnut Creek Co. Pk., west of San Dimas, on trail between Scarborough St. [Lane] and 210 [57] Fwy. Comment
  SEINET13276789 Image available Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-1 14483 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UC124594  Malacothrix saxatilis var. tenuifolia H. M. Hall 1908-6-16 8279 Los Angeles Avalon Santa Catalina Island Comment
  UCSB7158  Malacothrix saxatilis var. tenuifolia McElwain, Isabelle 1953-3-21 Los Angeles Sea cliffs, Point Dume Comment
  SD122691  Malephora crocea James C. Dice, W. E. Tippets 1988-4-7 848 Los Angeles Leo Carrillo State Beach, Sequit Point, at edge of bluff above beach 10 Comment
  CAS-BOT-BC167858  Malosma laurina Carl B. Wolf 1927-7-24 678 Los Angeles Chevy Chase Drive between Flintridge & Glendale Comment
  RSA653771  Malosma laurina Darron David 1992-5-15 17 Los Angeles Hacienda Heights: 3.7 miles south of the intersection of Colima Road & Haliburton Road, respectively. Comment
  RSA76947  Malosma laurina F. W. Peirson 1920-7-13 105 Los Angeles along wash land by Rubio Canyon stream; Altadena Comment
  SD69028  Malosma laurina Robert F. Thorne, D. Propst 1968-5-29 37688 Los Angeles Santa Catalina Island, upper part of Cape Canyon on slopes of Black Mountain 320 Comment
  RSA0088143  Malosma laurina Steven A. Junak, Keri Kirkland 1998-7-17 Sca- 778 Los Angeles Santa Catalina Island. Lower portion of Silver Canyon, ca. 0.5 air miles inland from beach. 36 Comment
  OBI35697  Malva nicaeensis Rebecca Cicoria 1981-4-23 4 Los Angeles Palos Verdes Peninsula: Upper George F. Cyn, along Caballeros Trl, Rolling Hills Comment
  RSA0073368  Malva parviflora R. G. Swinney 2010-3-16 11963 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
  RSA434895  Malva parviflora Frances M. Morey 1922-4-29 s.n. Los Angeles Los Angeles. Comment
  UCR265529  Malva pseudolavatera Dan S. Cooper 2015-5-13 515- 49 Los Angeles Los Angeles Basin; Coastal Plain, Willow Springs oil field, Long Beach, west of Signal Hill, NW of intersection of Orange Ave. & Willow St. 30 Comment
  RSA670663  Malvastrum orbiculatum Anstruther Davidson 1920-06 3369 Los Angeles Acton. Comment
  RSA580954  Marah macrocarpa Catherine A. Mish 1995-2-17 1 Los Angeles Santa Monica Mtns, Hollywood Reservoir 250 Comment
  UCD107539  Marah macrocarpa Gerald Dickinson 1962-4-8 14 Los Angeles 1 mile W Topanga Canyon and Mulholland Santa Monica Mountains. 356 Comment
  RSA658477  Marah macrocarpa Erinn Wilson 1996-4-26 1 Los Angeles G Canyon on Cal Poly Campus Pomona. Comment
  CATA1078  Marrubium vulgare Mark L. Hoefs 1995-5-16 2028 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA250656  Marrubium vulgare Robert F. Thorne 1971-4-2 41420 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont. 549 Comment
  SFV3173  Marrubium vulgare P. M. Kennamer 1958-8-7 s. n. Los Angeles San Fernando Valley San Fernando Valley State College campus on Lindley Ave. Road bed opposite Building F. 274 Comment
  RSA598353  Matricaria matricarioides L. C. Wheeler 1969-4-19 s.n. Los Angeles Blum Ranch, Aliso Canyon 883 Comment
  RSA526531  Medicago polymorpha Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4269 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  CDA32522  Melica imperfecta T. C. Fuller & T. Suzuki 1958-5-9 s.n. Los Angeles Millard Canyon, Chaney Trail above Altadena. 0 Comment
  UCD87976  Melica imperfecta O. A. Plunkett 1925-11-28 s.n. Los Angeles Los Angeles. Comment
  RSA652193  Melilotus albus R. Evans 1951-4-27 s.n. Los Angeles 3/4 mile south of Puddingstone on Puddingstone Rd. Comment
  RSA652194  Melilotus albus F. Zuazo 1953-2-5 s.n. Los Angeles Gardina. St Andrew Pl. Ele. 800 ft. 243 Comment
  CATA457  Melilotus indicus Sara L. Crockett, Mark Hoefs, Steve Junak 1997-3-27 600 Los Angeles Santa Catalina Island: 0.2 mile N on Lower Cape Canyon Reservoir Road from jct. with Cape Canyon Road; ca. 10 m E of road 286 Comment
  SBBG31044  Mentha R. F. Thorne 1966-4-29 36299 Los Angeles upper Middle Ranch Cyn just below small reservoir 274 Comment
  RSA282497  Mentzelia albicaulis H. J. Thompson 1960-4-10 3041 Los Angeles SE slope of Piute Butte, 16 miles Southeas of Palmdale, Mojave Desert 915 Comment
  RSA0019860  Mentzelia congesta Orlando Mistretta, Christine Mistretta 2011-6-29 5768 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  RSA446766  Mentzelia micrantha L. E. Hoffman 1927-8-19 s.n. Los Angeles Clear Creek, Angeles National Forest. Comment
  RSA600064  Mentzelia micrantha Steve Boyd, Lauren Raz 1997-5-20 9819 Los Angeles Liebre Mountains region: Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains. 1585 Comment
  RSA702372  Mentzelia micrantha Scott D. White, Pam DeVries 2004-5-18 10418 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UC729790  Mentzelia micrantha Carl B. Wolf 1932-5-11 3568 Los Angeles Point w. side Fourth O' July Cove; Santa Catalina Island 30 Comment
  RSA69720  Mentzelia montana F. W. Peirson 1921-6-16 2799 -a Los Angeles north slope of Mt. Waterman, San Gabriel Mts. 2210 Comment
  CHSC35336  Mentzelia veatchiana James Henrickson 1973-5-12 9589 b Los Angeles 9 miles SW of Little Rock, .2 miles S of Mt Emma Rd., along Hwy N3. 1188 Comment
  RSA0042494  Mentzelia veatchiana Ed Kentner 2014-3-21 362 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. 1876 Comment
  SEINET3155071  Mentzelia veatchiana E. K. Balls, L. W. Lenz 1950-3-28 14466 Los Angeles 1 miles E of junction of Hwy 99 and Hwy 138, just S of Gorman. 1158 Comment
  RSA303805  Mentzelia veatchiana Jim R. Shevock 1970-5-8 194 Los Angeles Mendenal Rd. San Gabriel Mts. 915 Comment
  SBBG22846  Mentzelia veatchiana D. Myrick 1965-3-5 1087 Los Angeles Victorville-Palmdale Hwy 138 853 Comment
  SBBG70905  Micranthes californica M. N. Ackley -Mar-1926 1005 Los Angeles Eagle Rock 213 Comment
  RSA126664  Micropus californicus P. H. Raven, Henry J. Thompson 1959-5-5 14132 Los Angeles Mulholland Hwy. 1 mile W of Las Virgenes Rd, Malibu Creek drainage. 335 Comment
  SD52876  Microseris douglasii subsp. platycarpha Peter H. Raven 1962-4-20 17199 Los Angeles San Clemente Island 580 Comment
  UC92189  Microseris douglasii subsp. platycarpha T. S. Brandegee May 1889 Los Angeles San Pedro Comment
  UCR282615  Microseris heterocarpa Dan S. Cooper 2017-3-20 317- 12 Los Angeles Whittier Hills, Skyline Dr. [Skyline #2 Fire Rd.] 351 Comment
  POM363437  Microseris heterocarpa Michael A. Vincent 1963-4-25 321 Los Angeles Intersection of Mulholland Hwy. and Old Topanga Canyon Rd. 0.5 mi. from the road in a mountain meadow. Growing in large patches. Comment
  POM363438  Microseris lindleyi Anstruther Davidson, H. E. Hasse 1906-06 1473 Los Angeles Big Rock Creek. Comment
  RSA674775  Microseris lindleyi Scott D. White, K. Szabo 2000-5-16 7856 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA650922  Mimulus aurantiacus Peter J. Estournes 1981-5-5 4 Los Angeles Mt. Baldy. Just above the flood dam, southern side of mountain. Comment
  RSA660213  Mimulus aurantiacus Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 21 Los Angeles 3.8 miles from Pasadena city limits sign, on Angeles Crest Highway. Comment
  OBI69388  Mimulus aurantiacus var. aurantiacus Patrick Byrne, Mindy Burrows and Debbie Maghen 1994-4-3 8 Los Angeles Santa Monica Mts, Topanga State Park, Topanga, near entrance at end of Waveview Dr., 50 yds N of dirt fire road 360 Comment
  IRVC26935  Mimulus aurantiacus var. pubescens A. C. Sanders 2003-4-28 26086 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  UCR252898  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-29 13403 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  UCSB22109  Mimulus aurantiacus var. pubescens Engel, C. 1967-3-21 Los Angeles On the south side of Cherry Cove; 2.8 mi. west of the Isthmus on the road to Emerald Bay, Santa Cataliina Island 76 Comment
  UCSB10385  Mimulus brevipes Wedberg, Lee 1954-5-16 Los Angeles Mandeville Canyon 304 Comment
  RSA0084858  Mimulus cardinalis R. G. Swinney 2010-9-1 13669 Los Angeles Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  RSA550411  Mimulus cardinalis Tim S. Ross 1992-7-10 6675 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon and Wickiup Canyon. 967 Comment
  RSA713804  Mimulus cardinalis Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1362 Los Angeles Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  SFV6852  Mimulus cardinalis T. Gordon, K. A. Wilson, D. R. Perry 1974-8-14 582 Los Angeles San Gabriel Mountains Lamel Spring. 2378 Comment
  UCD122511  Mimulus cardinalis Raymond A. Evans 1950-10-9 s.n. Los Angeles San Dimas Canyon. Drainage Area: Angeles Forest. 914 Comment
  RSA0091981  Mimulus floribundus R. G. Swinney 2011-6-30 15413 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA188347  Mimulus floribundus Robert F. Thorne, M. Z. Thorne 1966-5-1 36414 Los Angeles Santa Catalina Island: Fern Canyon near stream W of Orizaba Mountain 229 Comment
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Jan 18 2016
  UC26922  Mimulus floribundus Harley P. Chandler 1897-5-24 Los Angeles Palmer's Canyon Claremont 762 Comment
  UC446433  Mimulus floribundus C. F. Baker 1903-8-2 36448 Los Angeles near Claremont; San Antonio Canyon Comment
  RSA251472  Mimulus guttatus Robert F. Thorne 1973-4-11 42837 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  RSA0056593  Mimulus johnstonii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 50506 66 B 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
  RSA447976  Mimulus moschatus F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5566 Los Angeles San Gabriel Mountains: Little Jimmy Spring, Windy Camp, N. slope Mt. Islip. 2300 Comment
  RSA747978  Mimulus moschatus R. G. Swinney 2001-8-27 8126 Los Angeles San Gabriel Mtns.: Windy Spring, 0.3 mi. NW of Little Jimmy Campground. 2256 Comment
  RSA775865  Mimulus palmeri Orlando Mistretta, Christine Mistretta 2010-5-26 5200 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  SBBG125059  Mimulus palmeri A. Parikh, N. Gale 2010-6-18 3341 Los Angeles Upper Big Tujunga Cyn, 0.9 km N of St Hwy 2 (SH2, Angeles Crest Hwy), 0.3 km W of Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1240 Comment
  RSA0013591  Mimulus palmeri Orlando Mistretta, Christine Mistretta 2011-6-23 5741 Los Angeles [Unspecified] Comment
  RSA0028702  Mimulus puniceus Dan Milojevich 1981-5-12 38 Los Angeles 80 feet S. of Workman Mill Rd. 1 mile from Peck intersection. Comment
  CAS-BOT-BC388667  Minuartia douglasii Timothy S. Ross; Steve Boyd 1994-5-25 7913 Los Angeles Liebre Mountains. Warm Springs Mountain: ca 450 m NW of summit 1164 Comment
  SEINET3860057  Minuartia douglasii R. G. Swinney 2009-4-24 10449 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  RSA0056449  Mirabilis bigelovii var. retrorsa Robert L. Rutherford 1943-11-20 977 Los Angeles Lancaster. 762 Comment
  CAS-BOT-BC434617  Mirabilis laevis var. crassifolia Frank W. Gould 1944-3-26 2182 b Los Angeles Palos Verde Hills near Walteria. Comment
  CAS-BOT-BC434647  Mirabilis laevis var. crassifolia Reid Moran; R. M. Beauchamp; T. Oberbauer 1975-8-23 22692 Los Angeles Near mouth of Red Rock Canyon, San Clemente Island. 20 Comment
  UCD98114  Mirabilis laevis var. crassifolia Peter B. Young 1959-4-3 31 Los Angeles San Dimas Canyon, 3 miles from U.S. Highway 66. Comment
  RSA585465  Mirabilis laevis var. villosa Tim S. Ross, Steve D. Boyd 1990-5-29 2679 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  SBBG13654  Monardella breweri E. R. Blakley 1958-5-10 2280 Los Angeles Hwy 138, 14 mi E of Quail Lake, Antelope Valley 914 Comment
  RSA300698  Monardella cinerea Jim R. Shevock 1974-10-5 3876 Los Angeles Summit of Mt. Baden-Powell. San Gabriel Mountains, Angeles National Forest. 2847 Comment
  UC130970  Monardella exilis Katharine Brandegee May 1909 Los Angeles Lancaster Mohave Desert Comment
  UCR166081  Monardella exilis Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  RSA699467  Monardella lanceolata LeRoy Gross, P. Morton 2004-6-10 1377 Los Angeles East end of the main crest; (Road surveys for the Angeles National Forest, road 7N23) Traveled from east to west [west to east] from the junction with Atmore Meadows road (7N19) along Sawmill Mountain to Burnt Peak road (7N23A) 1590 Comment
  RSA785320  Monolopia lanceolata D. Silverman, Cindy Hopkins 2007-4-24 6734 Los Angeles Tejon Ranch, 1000m ESE of National Cement, 1.7km W of California Aqueduct, 500m S of the county line, just N of access road 988 Comment
  CAS-BOT-BC108996  Mucronea californica Ernest Braunton 1902-6-4 s.n. Los Angeles South Los Angeles River. Comment
  UC849821  Mucronea californica Alice Eastwood 1913-5-11 3145 Los Angeles San Fernando Wash Comment
  CAS-BOT-BC275283  Muhlenbergia microsperma John Thomas Howell 1928-3-2 3355 Los Angeles Vermont Canon, Griffith Park, Los Angeles Comment
  RSA591199  Muhlenbergia microsperma L. C. Wheeler 1932-4-22 639 Los Angeles Mouth of Little Santa Anita Canyon 396 Comment
  SEINET10599996  Muhlenbergia microsperma LeRoy R. Abrams 1903-3-8 Abrams 3111 Los Angeles Sepulveda Canon, Santa Monica Mts. Comment
  UC1134635  Muilla maritima A. D. Gifford 1935-5-11 206 Los Angeles 2 1/2 mi sse Neenach; Tejon Quadrangle Comment
  SD53058  Munzothamnus blairii Peter H. Raven 1962-4-12 17310 Los Angeles San Clemente Isdland; large canyon below the Tomb. 245 Comment
  RSA725083  Nama demissa var. demissa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -97 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1433 Comment
  POM353172  Nassella cernua Anstruther Davidson 1890-06 s.n. Los Angeles E. Los Angeles. Comment
  UCSB12714  Nassella cernua Hochberg, Fred 1961-5-5 Los Angeles Mint Canyon Picnic Area, 7.6 miles northeast along Highway 6 from junction with Soledad Canyon Rd. Comment
  SBBG112777  Nassella lepida S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 522 Los Angeles Little Ripper's Cyn, just inland from beach 9 Comment
  JEPS82384  Nassella pulchra Agnes Chase 1910-4-12 812 Los Angeles Playa del Rey Comment
  SBBG128068  Nassella pulchra M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2833 Los Angeles hillside above New York Harbor 79 Comment
  UCR243029  Nasturtium officinale R. G. Swinney 2009-8-6 11540 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  UC61540  Navarretia atractyloides Ernest Braunton Jun 1903 898 Los Angeles Glendale to Burbank Comment
  CATA1299  Navarretia atractyloides Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2389 Los Angeles Santa Catalina Island: River bed just below upper Cape Canyon Reservoir 304 Comment
  RSA190948  Navarretia hamata subsp. leptantha R. F. Thorne, Percy C. Everett 1965-6-24 35019 Los Angeles Santa Catalina Island, Rancho Escondido, Escondido Canyon. 213 Comment
  RSA469829  Navarretia hamata subsp. leptantha House 1930-8-5 14090 Los Angeles San Clemente Island. Comment
  JEPS123340  Navarretia setiloba David Gowen with Leigh Johnson 2010-5-12 1109 Los Angeles Near vernal pool above Plum Canyon Road (dirt), west of Sierra Hwy and Arlene Road. Comment
  UCR220281  Nemacladus glanduliferus R. G. Swinney 2009-4-24 10485 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  SBBG125038  Nemacladus longiflorus var. longiflorus A. Parikh, N. Gale 2010-6-19 3348 Los Angeles upper Big Tujunga Cyn, 1.2 km W of Shortcut Station, 0.8 km N of St Hwy 2, San Gabriel Mtns 1238 Comment
  RSA0068082  Nemacladus secundiflorus R. G. Swinney 2010-5-19 12841 Los Angeles Horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  RSA598872  Nemophila menziesii var. menziesii Steve Boyd, T. S. Ross 1997-3-21 9238 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  SBBG82794  Nemophila menziesii var. menziesii M. Bufkin -Apr-1895 Los Angeles Pasadena Comment
  LA52039  Neogaerrhinum kelloggii M. Zaitlin; 1951-5-18 sn Los Angeles Comment
  SEINET3072102  Nerium oleander Gary Hartvigsen 1969-5-14 Los Angeles Glendora, Glendora Comment
  UC26149  Nicotiana attenuata J. H. Barber 1897-6-28 207 a Los Angeles Kentucky Springs Comment
  RSA578824  Nicotiana glauca Tim S. Ross, Darin Banks 1994-4-13 7519 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  RSA703587  Nicotiana glauca Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2084 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  LA51852  Nicotiana quadrivalvis A. M. Johnson; 1932-5-30 4118 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  SEINET10696849  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3953 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10696850  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3956 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SBBG13283  Nuttallanthus texanus M. A. Piehl 1962-6-10 62408 a Los Angeles E of Thirst 304 Comment
  LA206196  Oenothera deltoides Carl Epling; May 1927 sn Los Angeles Tehachapi Mountains Comment
  POM13161  Oenothera laciniata P. A. Munz 1922-7-17 6127 Los Angeles Pasadena. New York Ave. Comment
  UCR152536  Oenothera speciosa A. C. Sanders, Lee Jones 2005-4-8 29345 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  POM9739  Oenothera speciosa P. A. Munz 1921-05 4560 Los Angeles Between Chino & Pomona. 274 Comment
  POM9775  Oenothera speciosa Lenington 1921-05 s.n. Los Angeles Pomona. Comment
  RSA0097628  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18406 Los Angeles Claremont, 300m south of the SE base of Indian Hill. 394 Comment
  RSA0097794  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18411 Los Angeles Pomona, 650m SSE of the summit of Elephant Hill. 280 Comment
  RSA774747  Opuntia basilaris var. brachyclada R. G. Swinney 2009-6-17 11164 Los Angeles Ball Flat, 2.6 miles NW (312 deg.) of Big Pines 1878 Comment
  RSA661004  Opuntia ficus-indica LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 396 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  RSA656241  Opuntia littoralis Joseph M. Keefe 1975-9-1 19147 Los Angeles Verdugo Mountains: 0.5 km east of Glendale College, 1500 N. Verdugo Road, Glendale 305 Comment
  RSA595952  Orcuttia californica J. Travis Columbus, C. R. Annable, C. dos Santos, J. Mark Porter, M. E. Siqueiros D 1996-6-5 2687 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 rd. mi. W from jct. with Sierra Hwy.., In vernal pool basin (not evident from rd.) on shelf just N of and above Plum Canyon bottom and rd turnout with an adjacent Populus sp., in NE of 3 small depressions within basin 610 Comment
  RSA680010  Oreonana vestita LeRoy Gross, Valerie Soza 2003-6-10 1018 Los Angeles Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. 2896 Comment
  UC1349062  Orobanche bulbosa Robert F. Thorne 1966-4-29 36327 Los Angeles below road to White's Landing above turn-off to Echo Lake, Santa Catalina Island Echo Lake; Santa Catalina Island 411 Comment
  RSA0084351  Orobanche bulbosa Albert J. Perkins 1917-5-26 s.n. Los Angeles Upper end Arroyo Seco. San Gabriel Mts. Comment
  RSA0105974  Orobanche fasciculata R. G. Swinney 2011-7-8 15499 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  SBBG112823  Orobanche parishii subsp. brachyloba S. A. Junak 1998-7-17 SCa 788 Los Angeles just W of mouth of Silver Cyn, on coastal slopes just inland from beach 12 Comment
  CAS-BOT-BC502945  Orobanche vallicola D. L. Crawford 1916-7-8 547 Los Angeles Claremont: Blanchard Park Comment
  RSA80237  Orthocarpus purpurascens var. ornatus F. W. Peirson 1932-4-17 9852 Los Angeles Below the Lovejoy Dam, Lovejoy Buttes, Mojave Desert. 762 Comment
  RSA191357  Osmorhiza berteroi R. F. Thorne, M. Z. Thorne 1967-7-19 37190 Los Angeles San Gabriel Mountains. 1981 Comment
  RSA134835  Osmorhiza brachypoda P. H. Raven 1960-4-2 s.n. Los Angeles Oak Woodland, Old Topanga Canyon 0.9 miles south of Dry canyon road 335 Comment
  LA50660  Oxalis californica W. O. Griesel; 1936-3-14 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Faculty Hill. Comment
  UCSB45276  Oxalis californica Davis, K. 1979-2-24 Los Angeles Santa Monica Mtns. on a burn area at the end of Tranchas Canyon Rd. near Malibu 91 Comment
  RSA592830  Oxalis pes-caprae Louis C. Wheeler 1967-4-8 9174 Los Angeles San Gabriel Mountains. 200 yards east of mouth of San Gabriel Canyon. Comment
  RSA64884  Oxytheca parishii var. parishii F. W. Peirson 1921-6-18 5350 Los Angeles Divide north of Mt. Islip 2043 Comment
  CAS-BOT-BC413304  Oxytheca perfoliata Peter Kamb 1948-3-13 803 Los Angeles Eastern Lovejoy Buttes, Antelope Valley 853 Comment
  UC1584222  Oxytheca trilobata Tim Ross and Steve Boyd 1990-5-17 2594 Los Angeles Mill Creek Tree Plantation San Gabriel Mts., Angeles National Forest, Tujunga District 1612 Comment
  CAS-BOT-BC317059  Packera multilobata Robert F. Thorne 1969-7-2 38334 Los Angeles San Gabriel Mountains, Angeles National Forest: at Cortalyou Spring, ca. 1 mile E of Islip Saddle on Angeles Crest Highway 2072 Comment
  UCR275505  Panicum acuminatum D. E. Bramlet 2011-8-26 4939 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near Big Tujunga Reservoir 662 Comment
  RSA713803  Panicum capillare Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1361 Los Angeles Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  POM148427  Papaver californicum L. R. Abrams 1901-04 1470 Los Angeles Santa Monica Mountains Comment
  RSA12269  Parapholis incurva C. B. Wolf 1934-4-11 5643 Los Angeles Bryant Ranch. E. of Long Beach. 2 Comment
  RSA703588  Parapholis incurva Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2083 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  CAS-BOT-BC403916  Parietaria hespera A. C. Sanders 2003-5-22 26823 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
  SFV21433  Parietaria hespera var. californica L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 47 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 659 Comment
  UC1870193  Parietaria hespera var. californica LeRoy Gross, Valerie Soza 2001-6-6 432 Los Angeles Los Angeles Basin: Verdugo Mountains Region: north side; Hostetter Mountain Way, off of La Tuna Canyon Road 701 Comment
  SDSU21084  Passiflora caerulea Ian Cain 2010-4-29 1393 Los Angeles North east of Montebello. Whitter Narrows County Reserve, 500 meters east of intersection of Durfee Avenue and Rosemead Blvd 66 Comment
  POM368750  Pectocarya linearis subsp. ferocula F. R. Fosberg 1931-5-6 54821 Los Angeles Cape Canyon, Santa Catalina Island 280 Comment
  UC1250448  Pectocarya penicillata Isabelle Tavares and Valera Brinson 1962-4-16 265 Los Angeles 1.1 mi n intersection of Goode Hill Rd and Elizabeth Lake Comment
  UCR276981  Pectocarya penicillata R. G. Swinney 2010-6-1 13158 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA725132  Pectocarya setosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -18 Los Angeles San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA710832  Pectocarya setosa LeRoy Gross 2005-5-3 2212 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., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  LA51895  Pedicularis densiflora C. L. Hogue; 1954-3-6 sn Los Angeles Comment
  IRVC14098  Pellaea andromedifolia Dennis E. Kucera 1968-2-24 BTG 4267 Los Angeles Santa Catalina Island; near Isthmus. Channel Islands Comment
  SBBG80304  Pellaea andromedifolia F. C. Boutin 1967-4-23 1642 Los Angeles Nanny, NW of Lemon Tank 213 Comment
  UCR1104  Pellaea andromedifolia Shirley Ward 1957-4-21 s.n. Los Angeles San Gabriel Mtns., Monrovia Canyon, 1/2 mile from waterfalls 610 Comment
  UCR271544  Pellaea andromedifolia R. G. Swinney 2011-11-3 15983 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  UCR276914  Pellaea andromedifolia R. G. Swinney 2011-3-29 14283 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  RSA787612  Pellaea andromedifolia F. H. Elmore 383 Los Angeles San Clemente Island. Comment
  SEINET9628400 Image available Pellaea andromedifolia L. Shields 1936-3-23 s.n. Los Angeles Puddingstone. Comment
  POM23469  Pellaea mucronata L. R. Abrams 1901-4-7 1447 Los Angeles Verdugo Hills Comment
  POM50298  Pellaea mucronata subsp. mucronata L. R. Abrams 1901-4-8 s.n. Los Angeles Verdugo Hills. Comment
  RSA611022  Pellaea mucronata var. mucronata L. C. Wheeler 1933-2-22 1471 Los Angeles Little Rock Creek. 1066 Comment
  CAS-BOT-BC258784  Pennisetum clandestinum Peter H. Raven 1957-9-21 11343 Los Angeles West Channel Road, Santa Monica Comment
  CATA3538  Pennisetum setaceum Benjamin J. Dion, Morgan Fleming 2018-5-11 006 Los Angeles Santa Catalina Island: Channel side; Landfill; roadside between road and steep rockface above the road at the landfill / city dump in the East End Quarry watershed. 77 Comment
  RSA0091796  Penstemon centranthifolius Bonnie C. Templeton 1957-4-27 s.n. Los Angeles Bouquet Canyon. Comment
  RSA408057  Penstemon grinnellii Robert Gustafson 1978-6-1 947 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
  RSA774607  Penstemon grinnellii R. G. Swinney 2009-7-29 11411 Los Angeles Pacifico Mountain summit. 2134 Comment
  RSA408039  Penstemon grinnellii subsp. grinnellii G. R. Johnstone 1931-5-17 s.n. Los Angeles Big Rock Creek Canyon. Comment
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Jun 10 2012
  SFV9207  Penstemon grinnellii var. grinnellii N. J. Manuwal 1972-4-30 s. n. Los Angeles San Gabriel Mountains Highway N2, 10 miles west of Lake Hughes at the edge of a dry meadow. Comment
  UC27491  Penstemon grinnellii var. scrophularioides J. Burtt Davy May 9 1896-May 24 1896 2476 Los Angeles near Manzana ((near Manzana = region of Sawmill Mountains)); Antelope Valley, near Manzana (= region Sawmill Mts.) Comment
  OBI78717  Penstemon heterophyllus Jill M. Bushakra, with John Bushakra 2001-6-2 113 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
  RSA702363  Penstemon heterophyllus Scott D. White, Pam De Vries 2004-6-14 10495 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  LA51914  Penstemon heterophyllus var. australis W. O. Griesel; 1936-6-16 sn Los Angeles Santa Monica Mountains, Triunfo Canyon Comment
  NY601612  Penstemon heterophyllus var. australis F. W. Pennell 1940-4-18 25139 Los Angeles Route 99, mountain slope east of Frenchman's Flat 731.5 Comment
  NY601696  Penstemon heterophyllus var. heterophyllus A. D. E. Elmer 06 1902 3707 Los Angeles Acton Comment
  UC1871301  Penstemon labrosus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3896 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. Comment
  RSA0031683  Penstemon spectabilis Jane Snyder 1966-5-10 14 Los Angeles San Rafael Hills. 213 Comment
  RSA549536  Penstemon spectabilis Tim S. Ross 1992-4-27 6241 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  RSA0059333  Pentagramma triangularis M. B. Dunkle 1928-4-21 1869 Los Angeles Santa Catalina Island: Renton Mine Road 274 Comment
  UCD116258  Peritoma arborea Kenneth A. Wilson 1961-2-8 837 Los Angeles Santa Gabriel Mountains. On Rt. 6, about 7 miles N of Forest Park. Comment
  SD37596  Peritoma arborea var. arborea Edith A. Purer 1932-4-23 Los Angeles El Segundo Comment
  SBBG31251  Perityle emoryi R. F. Thorne with P. C. Everett 1965-5-11 34527 Los Angeles near Ballast Pt, E side of Catalina Harbor 60 Comment
  UC90638  Perityle emoryi T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  UCSB7389  Perityle emoryi Haller, Norman 1953-3-21 Los Angeles Point Dume Comment
  POM18430  Perityle emoryi P. A. Munz 1923-4-8 6617 Los Angeles San Clemente Island, Wilson's [Wilson] Cove Comment
  POM298635  Phacelia austromontana Lincoln Constance, F. W. Peirson 1941-6-25 2855 Los Angeles North side of Vincent Gulch 2134 Comment
  SBBG87689  Phacelia brachyloba S. Boyd with T. Elias 1987-4-14 2067 Los Angeles Pine Mtn and Silver Mtn [between], S of Rincon-Red Box Rd, N of Glendora Comment
  UC880991  Phacelia brachyloba I. W. Clokey and B. C. Templeton 1930-5-13 4756 Los Angeles near stream Boquet Canyon 450 Comment
  SD252349  Phacelia cicutaria Steven A. Junak 1999-7-17 Sca 1074 Los Angeles Santa Catalina Island: Cape Canyon, plant stop. N-facing road bank. 238 Comment
  IRVC26212  Phacelia cicutaria var. hispida A. C. Sanders, Mark A. Elvin 2003-6-18 26957 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  LA38552  Phacelia cicutaria var. hispida A. M. Johnson; 1934-5-1 4446 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA427625  Phacelia cicutaria var. hispida F. R. Fosberg 1931-3-23 4336 Los Angeles Hamilton Canyon, near Avalon, Santa Catalina Island. 25 Comment
  LA39236  Phacelia cicutaria var. hubbyi H. L. Bauer; 1935-5-20 113 Los Angeles Santa Monica Mountains, Mulholland Drive 457 Comment
  CAS-BOT-BC134018  Phacelia ciliata Blanche Trask 1897-3-1 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  RSA426030  Phacelia curvipes Christopher Davidson 1973-4-7 1895 Los Angeles Juniper Hills toward Devil's Punchbowl, east side of San Gabriel Mtns. 1067 Comment
  RSA590662  Phacelia curvipes Tim S. Ross 1990-5-31 2744 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA628379  Phacelia davidsonii Scott D. White 1998-6-29 6836 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  SD90555  Phacelia distans Robert F. Thorne 1973-4-12 42953 Los Angeles San Clemente Island: Pyramid Cove at south end of island. 3 Comment
  UCR263061  Phacelia distans Mitch Provance 2008-4-14 408- 06 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  UCR281422  Phacelia distans R. G. Swinney 2014-5-8 16439 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  UC306175 Image available Phacelia douglasii Katharine Brandegee Los Angeles Santa Catalina Id. Comment
  RSA426164  Phacelia fremontii Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  SFV9382  Phacelia fremontii M. L. Vincent, L. Swade 1964-4-2 488 Los Angeles San Gabriel Mountains Valyermo Road, about 1 mile north of Pallett Road. 1080 Comment
  UC577899  Phacelia fremontii A. D. Gifford 1935-3-27 516 Los Angeles 2 3/4 mi ne Sawmill Peak; Tejon Quadrangle 1219 Comment
  RSA426163  Phacelia fremontii T. W. Minthorn 1923-5-30 s.n. Los Angeles 3 miles W of Palmdale Comment
  RSA710381  Phacelia fremontii LeRoy Gross 2005-5-3 2193 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
  UCR147262  Phacelia grandiflora Orlando Mistretta, Mike Hammitt 1991-6-21 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region, Near crossing of USFS Road 2N66 and Fern Canyon drainage just west of water tank 768 Comment
  UCR127407  Phacelia imbricata A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25575 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  RSA428005  Phacelia imbricata subsp. imbricata I. M. Johnston 1917-7-1 1443 Los Angeles San Antonio Mountains. Browns Flats. 1311 Comment
  RSA428042  Phacelia longipes Thekla Mohr 3140 Los Angeles Eaton Canyon. Comment
  RSA679925  Phacelia longipes LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 934 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  SEINET5519006  Phacelia longipes F. Thackery 1928-8-5 s.n. Los Angeles Old Baldy (Mt. Baldy) Comment
  SD48929  Phacelia lyonii Reid Moran 1958-9-15 6826 Los Angeles San Clemente Islands, 1.8 miles SE of Eel Point 99 Comment
  SBBG125211  Phacelia minor A. Parikh, N. Gale 2010-6-21 3355 Los Angeles Upper Shortcut Cyn, 0.4 km S of St Hwy 2, 0.8 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1390 Comment
  SBBG82793  Phacelia minor M. Bufkin -Apr-1895 Los Angeles near Pasadena Comment
  SBBG98607  Phacelia minor T. Ross 1991-4-21 4523 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Cyn drainage just SW of old water tank 219 Comment
  RSA10501  Phacelia minor P. A. Munz 1920-4-2 3700 Los Angeles San Dimas Canyon. 457 Comment
  RSA660759  Phacelia minor J. Doughty 1985-5-11 124 Los Angeles Angeles National Forest: Graveyard Canyon junction of San Gabriel Road and the entrance to Follows Camp. Comment
  RSA662184  Phacelia minor Giancarlo Massarotto 1981-5-28 54 Los Angeles Private home garden 1020 So. Valinda Ave. W. Covina. Comment
  CAS-BOT-BC145077  Phacelia mohavensis Victor Duran 1933-7-11 3512 Los Angeles Sulphur Springs, San Gabriel Mts. 1524 Comment
  RSA229005  Phacelia mohavensis Robert F. Thorne, Tilforth 1971-6-30 40829 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  UC1375406  Phacelia mohavensis Robert F. Thorne 1969-7-2 38307 Los Angeles se-facing slope along Angeles Crest Hwy 3.2 mi wsw Cloudburst Summit; San Gabriel Mts. Angeles National Forest Comment
  UCR189699  Phacelia ramosissima R. G. Swinney 1998-7-10 6404 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
  CAS-BOT-BC159099  Phacelia ramosissima var. latifolia John Thomas Howell 1928-6-10 3869 Los Angeles Monrovia [Canon] Canyon near the dam, San Gabriel Mts. Comment
  RSA184358  Phacelia ramosissima var. latifolia S. F. Blake 1910-7-26 500 Los Angeles Dry bank, near Pasadena Comment
  RSA762286  Phacelia ramosissima var. latifolia Orlando Mistretta, Christine Mistretta 2008-5-5 2645 Los Angeles Southern California Edison transmission line corridor (Segment 11, Structure 79 per TRTP Survey 2008), in the vicinity of Millard Canyon. 701 Comment
  POM356911  Phalaris canariensis Amelia Eatherton 1930-05 s.n. Los Angeles Eagle Rock. Comment
  UCD88870  Phalaris lemmonii L. R. Abrams 1903-4-9 3234 Los Angeles Inglewood. Comment
  POM229170  Phleum pratense L. C. Wheeler 1933-7-10 1927 Los Angeles 2 miles NE of La Verne. 381 Comment
  UCR229490  Pholisma arenarium Jeremiah George 2011-7-12 s.n. Los Angeles South Coast, Palos Verdes Estates, just off Palos Verdes Dr. North Comment
  SBBG37657  Pholistoma auritum M. B. Dunkle 1939-4-3 7238 Los Angeles Chenetti Cyn Comment
  SEINET4080669  Pholistoma auritum R. Moran 1941-1 684 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  SD58173  Pholistoma auritum var. auritum Frank W. Peirson 1919-5-18 441 Los Angeles Monrovia Canyon. 381 Comment
  RSA459311  Pholistoma racemosum M. B. Dunkle 1929-3-3 2053 Los Angeles Hamilton Beach; Santa Catalina Island Comment
  SBBG37658  Pholistoma racemosum M. B. Dunkle 1939-4-6 7309 Los Angeles Mosquito Harbor Comment
  SEINET13383131 Image available Phoradendron bolleanum R. G. Swinney 2010-1 13084 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  RSA596232  Phoradendron densum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3388 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  RSA652959  Phoradendron macrophyllum A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23265 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain, Mormon, Limekiln and Aliso Canyon watersheds; This from upper Limekiln Cyn. near So Cal G[as] 595 Comment
  RSA593889  Phoradendron villosum Steve D. Boyd 1996-4-24 8662 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  UC56840  Phyla lanceolata Ernest Braunton 1902-6-8 447 Los Angeles Ballona Comment
  RSA699987  Phyllodoce breweri Gordon Beisel 1933-07 s.n. Los Angeles Summit of Mount San Antonio Comment
Read comments
Jun 24 2013
  RSA384018  Phyllospadix torreyi Freda Detmers 1932-11-27 16201 Los Angeles 3 miles N [W] of mouth of Topanga Canyon. Comment
  SBBG31415  Phyllospadix torreyi R. F. Thorne 1966-4-4 35793 Los Angeles Bird Rock Comment
  UC574966  Phyllospadix torreyi C. Epling and Wm. Robison 1933-11-18 Los Angeles near Redondo; Malaga Cove Comment
  RSA0020258  Physalis acutifolia Louis C. Wheeler 1931-8-21 1 Los Angeles 1.5 mi N Claremont. 404 Comment
  RSA506199  Physalis philadelphica Louis C. Wheeler 1966-10-25 9067 Los Angeles 1/4 mile N of El Encanto, San Gabriel Canyon.. . Comment
  UCR202711  Pinus contorta subsp. murrayana R. G. Swinney 2001-8-18 8047 Los Angeles San Gabriel Mtns., Mt. Baden-Powell 2866 Comment
  RSA651157  Pinus contorta var. murrayana Glenn Stewart 1968-8-24 sn Los Angeles Near top of Mount San Antonio. Comment
  UC1184964  Pinus lambertiana Huron H. Smith 1912-4-30 4856 Los Angeles top Mt. Wilson 2034 Comment
  RSA0037422  Piptatherum miliaceum R. G. Swinney 2010-5-29 13415 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA0080732  Piptatherum miliaceum R. G. Swinney 2010-8-26 13604 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA584599  Piptatherum miliaceum Timothy S. Ross 1993-5-27 7343 Los Angeles W end of the San Gabriel Mountains: Wilson Canyon, along the riparian strip. 588 Comment
  UCR92318  Piptatherum miliaceum Scott D. White 1995-2-7 2529 Los Angeles Santa Susana Mtns,, Sunshine Canyon. Landfill expansion area, driectly west of I-5, just south of interchange with Hwy 14 457 Comment
  IRVC28374  Plagiobothrys arizonicus A. C. Sanders 2003-4-28 26091 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  RSA626106  Plagiobothrys canescens LeRoy Gross 1999-4-10 130 Los Angeles Sierra Pelona: Along road, on Mint Canyon Road close to Petersen Road off of Sierra Highway. City of Agua Dulce. 853 Comment
  UC78066  Plagiobothrys canescens var. catalinensis T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  UC1250447  Plagiobothrys collinus Isabelle Tavares and Valera Brinson 1962-4-16 262 Los Angeles 3 mi s Bouquet Canyon Guard Station (Bouquet Canyon road) Comment
  CATA3155  Plantago coronopus Amy Catalano 2016-6-3 142 Los Angeles Santa Catalina Island: Shallow bowl to east of Wrigley Reservoir, south of pines 386 Comment
  LA201803  Plantago erecta Arthur C. Gibson; 2003-4-24 4982 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  SBBG131685  Plantago erecta S. A. Junak 1999-4-24 SCa 863 Los Angeles main rd, just S of [airport] rd 445 Comment
  UC28038  Plantago erecta J. H. Barber 1897-3-23 89 Los Angeles near Soldiers' Home; Santa Monica Comment
  UCR132311  Plantago major John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  RSA401705B  Platanus racemosa Vernon Rutherford 1948-07 s.n. Los Angeles Canton Canyon, vicinity of Castaic. Tehachapi Mts. Range. Comment
  UCR176114  Platystemon californicus Holly A. Wanamaker 2005-5-1 09 Los Angeles Western Mojave Desert, Antelope Buttes, off Hwy 138 at 110th St. West in Lancaster, c. 4 mi. SW of intersection on a dirt road, adjacent to the California Poppy Preserve 912 Comment
  CAS-BOT-BC91671  Platystemon californicus Timothy S. Ross 1995-4-26 8374 Los Angeles Upper west slope of Liebre Mountain. Ca. 100 m southwest of Sandberg Triangulation Point (5345 ft.). 1603 Comment
  SBBG130602  Pluchea odorata var. odorata S. A. Junak 2000-10-12 SCa 1412 Los Angeles N side of Thompson Reservoir 195 Comment
  RSA709815  Poa Gary D. Wallace, Ann Hiller 1983-5-18 2049 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road 945 Comment
  UCR193161  Poa annua R. G. Swinney 1998-7-10 6414 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  RSA230735  Poa pratensis subsp. pratensis R. F. Thorne 1969-7-9 38573 Los Angeles San Gabriel Mountains, Angeles National Forest: meadow at Big Pines. 2073 Comment
  UCR258760  Poa secunda R. G. Swinney 2010-5-11 12693 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
  SBBG131897  Polycarpon depressum S. A. Junak, D. Wilken 1996-3-27 SCI 257 Los Angeles just N of Eel Cove Cyn, with high midden 27 Comment
  JEPS27117  Polygala cornuta var. fishiae A. Davidson 1893-1 Los Angeles Mt. Wilson Comment
  SBBG17791  Polygonum arenastrum P. H. Raven 1962-7-11 18016 Los Angeles docks area, Wilson Cove 9 Comment
  UCR94692  Polygonum argyrocoleon A. C. Sanders, E. J. Lott 1993-5-6 13955 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  RSA0092240  Polygonum aviculare R. G. Swinney 2010-9-7 13710 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA608025  Polygonum aviculare subsp. depressum Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  RSA607605  Polygonum lapathifolium Louis C. Wheeler 1966-10-27 9099 Los Angeles San Gabriel Mts., Angeles National Forest: in W fork of San Gabriel River at Camp Rincon. Comment
  LA94063  Polypodium californicum Lawrence L. Kiefer; 1966-3-20 1752 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 0.5 mi below Fernwood. 213 Comment
  POM12376  Polypodium californicum M. L. Kendall 1921-3-23 93 Los Angeles Lone Hill, San Dimas Comment
  UC812488  Polypodium californicum I. W. Clokey and E. G. Anderson 1931-3-11 5335 Los Angeles San Gabriel Canyon 900 Comment
  UCR270486  Polypodium californicum R. G. Swinney 2011-3-22 14195 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  CAS-BOT-BC71892  Polypodium californicum Geo. B. Grant 1901-4-1 4840 Los Angeles Los Angeles (on Catalina Island) Comment
  RSA150858  Polypodium californicum P. H. Raven 1962-4-12 17329 Los Angeles San Clemente Island: canyon south of canyon below the Tomb, west side of Island 229 Comment
  RSA689899  Polypodium californicum I. M. Johnston, Clare De Forest 1925-5-16 s.n. Los Angeles Hollywood Mountain Comment
  RSA0062642  Polypodium hesperium A. G. Bower Jr. 1948-5-23 s.n. Los Angeles San Gabriel Canyon near waterfall. 518 Comment
  LA10113  Polypogon monspeliensis H. M. Plunkett; A. M. Johnson 1932-5-5 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  SBBG12980  Polypogon viridis E. R. Blakley 1962-10-5 5444 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  UCR258523  Polystichum imbricans R. G. Swinney 2010-8-9 13480 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  SFV21772  Portulaca oleracea J. N. Hogue 2010-7-10 370 .06 Los Angeles Los Angeles, Eagle Rock. 1316 Saginaw Street. 207 Comment
  UCSB24350  Potamogeton amplifolius Peirson, Frank 1921-6-19 Los Angeles Crystal Lake, San Gabriel Mountains 1676 Comment
  UCR24188  Potamogeton crispus John C. Roos 1950-7-15 4852 Los Angeles San Gabriel Valley, Whittier Narrows, San Gabriel River bed near Whittier 61 Comment
  UCR271144  Potentilla glandulosa subsp. reflexa R. G. Swinney 2011-9-27 15694 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
  RSA599339  Prunus dulcis Steve D. Boyd, Lauren Raz 1997-3-26 9367 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  RSA613728  Prunus fasciculata var. fasciculata Louis C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon 1/4 mile south-southwest of Blum Ranch. 915 Comment
  SBBG34598  Prunus fasciculata var. fasciculata R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  CAS-BOT-BC154929  Prunus ilicifolia John Thomas Howell 1928-3-2 3365 Los Angeles Vermont [Canon] Canyon, Griffith Park Comment
  CAS-BOT-BC154930  Prunus ilicifolia John I. Carlson 1918-4-29 s.n. Los Angeles Sierra Madre Comment
  RSA682612  Prunus ilicifolia Scott D. White, Michael Honer 2003-5-7 9222 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at 'Old Ridge Route.' 427 Comment
  UCR272019  Prunus ilicifolia R. G. Swinney 2011-5-31 14935 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA623945  Prunus ilicifolia subsp. ilicifolia Raymond J. Dobbs 1927-5-21 599 Los Angeles 1 1/2 mile below Switzer's old trail. San Gabriel Mountains. Comment
  CAS-BOT-BC154564  Prunus ilicifolia subsp. lyonii Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  SFV16073  Pseudognaphalium beneolens P. W. Byrne, K. Moser 1994-5-14 35 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
  POM6749  Pseudognaphalium biolettii P. A. Munz, S. Williams 1919-3-8 2298 Los Angeles Pomona. Comment
  RSA0105009  Pseudognaphalium biolettii R. G. Swinney 2011-4-26 14517 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  UC303995  Pseudognaphalium biolettii S. B. Parish 1918-6-5 11867 Los Angeles Playa del Rey Comment
  UCR213243  Pseudognaphalium biolettii Dan S. Cooper 2010-3-23 20100323- 06 A Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, north end of Commonwealth Ave., near entrance to nursery 265 Comment
  RSA0024504  Pseudognaphalium biolettii R. F. Thorne 1980-4-26 54143 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak Comment
  SD107866  Pseudognaphalium biolettii Larry DeBuhr, Gary Wallace 1972-9-4 722 Los Angeles San Clemente Island; in canyon at West Cove at the northwest end of island. Comment
  HSC87156  Pseudognaphalium californicum Steve Boyd, T. S. Elias 1987-4-14 2035 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  SBBG94273  Pseudognaphalium californicum F. R. Fosberg 1931-4-2 4449 Los Angeles Camp Frost 300 Comment
  UCD135066  Pseudognaphalium californicum Daryl Koutnik 1978-4-21 400 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  RSA0012268  Pseudognaphalium stramineum Orlando Mistretta, Youssef Atallah 2011-8-12 6026 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  SBBG95399  Pseudognaphalium stramineum M. B. Dunkle 1928-5-12 1930 Los Angeles Empire Landing Comment
  RSA779452  Pseudotsuga macrocarpa R. G. Swinney 2009-6-17 11222 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UCSB180  Pseudotsuga macrocarpa Haller, Norman 1953-5-10 Los Angeles Top of Mt. Wilson growing near telescope (100 inch.); Mt. Wilson, San Gabriel Mts., Los Angeles County, California 1737 Comment
  NY63567  Pseudotsuga macrocarpa V. Duran 1933-7-27 3537 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA0035061  Pseudotsuga macrocarpa Robin J. Tausch 1963-3-1 s.n. Los Angeles Sand Canyon, Angeles Nat. Forest, Newhall. 701 Comment
  RSA188049  Psilocarphus tenellus R. F. Thorne 1966-4-7 35987 Los Angeles Santa Catalina Island. S of Parson Landing and SW of Arrow Point, W. end island. 61 Comment
  RSA261994  Psorothamnus emoryi Reid V. Moran 1962-4-9 9328 Los Angeles Near middle of W side of Catalina Island, mouth of arroyo. 5 Comment
  RSA0082966  Pteridium aquilinum R. G. Swinney 2010-8-26 13603 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA690875  Pteridium aquilinum var. pubescens Blanche Trask 1902-08 s.n. Los Angeles Avalon, Catalina Island. Comment
  HSC89836  Pteris tremula L. L. Kiefer 1967-4-15 3277 Los Angeles San Gabriel Mountains, Monrovia Canyon, c. 1/8 mi above the falls. 579 Comment
  RSA226185  Pterostegia drymarioides Gary D. Cromwell, David W. Wheat 1971-4-30 609 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  RSA598207  Pterostegia drymarioides Steve Boyd, Lauren Raz 1997-3-4 9137 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  UCR252733  Pterostegia drymarioides R. G. Swinney 2010-5-29 13412 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  POM199535  Pterostegia drymarioides I. W. Clokey, Bonnie C. Templeton 1929-03 4523 Los Angeles Mandeville Canyon. 350 Comment
  RSA251463  Pterostegia drymarioides Robert F. Thorne 1973-4-11 42826 Los Angeles San Clemente Island: upper part of Norton Canyon. 335 Comment
  RSA534004  Pterostegia drymarioides Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5123 Los Angeles San Clemente Island, eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  JEPS46232  Purshia tridentata var. glandulosa A. E. Wieslander Apr 1928 Los Angeles Rock Creek San Gabriel Mts. (n side of San Gabriel Mts) Comment
  POM13355  Pycnanthemum californicum P. A. Munz 1922-7-17 6069 Los Angeles San Antonio Canyon. Wet meadow on hillside below Camp Baldy 1280 Comment
  UCR270120  Pycnanthemum californicum R. G. Swinney 2010-9-9 13795 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR275542  Quercus D. E. Bramlet 2011-8-26 4938 Los Angeles San Gabriel Mountains, Maple Canyon, east of Big Tujunga Canyon, c. 1/2 mile due south Big Tujunga Reservoir 915 Comment
  SFV21149  Quercus agrifolia J. M. Keefe 2001-1-19 30945 Los Angeles San Rafael Hills Los Angeles, Eagle Rock. South by southeast face of the Eagle Rock. 305 Comment
  LA200038  Quercus berberidifolia A. M. Johnson; 1934-5-4 4464 Los Angeles 342 Comment
  LA46614  Quercus berberidifolia Robert Fowler; 1934-4-20 4400 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  UCD45317  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles California, Los Angeles Co.; 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; Comment
  RSA738066  Quercus chrysolepis J Toney 1967-5-17 s.n. Los Angeles Tujunga Wash. 305 Comment
  CAS-BOT-BC86223  Quercus dumosa Geo. B. Grant 1904-4-1 6137 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC86239  Quercus dumosa Le Roy Abrams; I. L. Wiggins 1931-7-4 332 Los Angeles Santa Catalina Island. White's Landing Comment
  CAS-BOT-BC86355  Quercus dumosa Ernest Braunton 1902-7-1 545 Los Angeles Griffith Park Comment
  CAS-BOT-BC86358  Quercus dumosa Ernest Braunton 1902-6-1 s.n. Los Angeles Hollywood Comment
  SEINET13953271 Image available Quercus dumosa Peter H. Raven, Henry J. Thompson 1959-1 13809 Los Angeles 1.2 mi E of summit of Saddle Peak, Santa Monica Mountains 671 Comment
  SEINET5792299 Image available Quercus dumosa Marcus E. Jones 1882-1 3034 Los Angeles Pasadena, California Comment
  CAS-BOT-BC79757  Quercus durata John Thomas Howell 1927-10-16 3151 Los Angeles on the trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  POM270271  Quercus durata var. gabrielensis Lyman Benson 1946-10-30 12223 Los Angeles South margin, 2 miles north of Claremont 457 Comment
  RSA226206  Quercus durata var. gabrielensis Gary D. Cromwell 1971-4-21 524 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora 488 Comment
  RSA611101  Quercus durata var. gabrielensis Louis C. Wheeler 1936-1-19 4076 Los Angeles Monrovia: Edge of San Gabriel Mountains, just above Pottinger Sanitarium. 290 Comment
  RSA476790  Quercus engelmannii George B. Grant 1904-5-5 6167 Los Angeles Pasadena. Comment
  RSA250591  Quercus john-tuckeri Robert F. Thorne 1967-3-23 41580 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1372 Comment
  RSA737840  Quercus john-tuckeri LeRoy Gross, Duncan S. Bell 2008-5-27 3422 Los Angeles East of Mill Creek, and Angeles Forest Highway. Southwest of Mill Creek summit. Along Road (4N18.1). 1402 Comment
  UCD34115  Quercus john-tuckeri Beecher Crampton 1976-9-21 9410 Los Angeles Los Angeles County, ca. 10 miles east of Sangus on state Hwy. 14, Agua Dulce Canyon area. Comment
  RSA0017014  Quercus john-tuckeri F. W. Peirson 1919-5-11 404 Los Angeles Arraster [Arrastre] Creek, north slope of San Gabriel Mts. 854 Comment
  RSA764510  Quercus john-tuckeri Orlando Mistretta, Christine Mistretta 2008-5-1 2586 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  UCD55745  Quercus kelloggii Steve Boyd 1997-9-10 10029 Los Angeles Liebre Mountains Region, southwestern flank of Liebre Mountain, below west summit. 1524 Comment
  POM147821  Quercus pacifica Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  POM49302  Quercus pacifica L. W. Nuttall 1920-5-29 s.n. Los Angeles Silver Canyon, Santa Catalina Island. Comment
  RSA476559  Quercus pacifica F. R. Fosberg 1931-3-25 s 4358 Los Angeles Santa Catalina Island, Hamilton Canyon 80 Comment
  RSA157794  Quercus tomentella Peter H. Raven 1962-5-10 17726 Los Angeles Head of Horse Canyon, the large canyon west of Thirst, San Clemente Island 488 Comment
  UCR143069  Quercus tomentella F. R. Fosberg 1931-7-16 S- 5607 Los Angeles Channel Islands; Santa Catalina Island, Gallagher's Canyon, right fork, Santa Catalina Island 100 Comment
  RSA600130  Quercus wislizeni var. frutescens Steve Boyd, Lauren Raz 1997-5-28 9852 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA719730  Quercus wislizeni var. frutescens R. G. Swinney 1996-8-7 5211 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  RSA472413  Rafinesquia californica Elbert Benjamine 1929-5-26 189 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA777371  Rafinesquia californica Orlando Mistretta, Christine Mistretta 2010-5-19 5137 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UC1215238  Rafinesquia californica Peter H. Raven 1962-5-8 17608 Los Angeles second canyon s Seal Cove; San Clemente Island 30 Comment
  RSA472414  Rafinesquia californica Donald R. Bissing 1973-6-2 147 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  RSA400000  Ranunculus hebecarpus I. W. Clokey 1929-4-27 s.n. Los Angeles Mandeville Canyon. 200 Comment
  UC1971212  Ranunculus hebecarpus Louis C. Wheeler 1969-5-4 Los Angeles SAN GABRIEL MOUNTAINS: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. Comment
  UCR131451  Raphanus sativus Alison Lipman 1998-5-6 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
  UCR50868  Raphanus sativus A. C. Sanders 1988-5-18 7845 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA390182  Rhamnus californica subsp. californica G. R. Johnstone 1930-9-14 s.n. Los Angeles Edison Rd. above Dark Canyon Calif. San Gabriel Mts. 762 Comment
  RSA652633  Rhamnus californica subsp. californica R. Carlston 1961-5-11 s.n. Los Angeles Big Dalton Canyon, N. of Glendora. Comment
  CAS-BOT-BC56015  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2178 Los Angeles On Newhall Grade, just above the place where the Los Angeles aqueduct crosses highway Comment
  POM187986  Rhamnus ilicifolia Marcus E. Jones 1931-10-10 28588 Los Angeles San Antonio Ca - on, north of Claremont. Comment
  RSA598864  Rhamnus ilicifolia Steve Boyd, Tim S. Ross 1997-3-21 9241 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  SD253538  Rhamnus ilicifolia R. G. Swinney 2011-5-19 14779 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of junction of Colby Ranch Road and FS Rd. 3N19, upper Big Tujunga Canyon, south side of Coldwater Canyon creek (Chilao Flat 7.5'Q) 1073 Comment
  UCR209438  Rhamnus ilicifolia R. G. Swinney 1969-6-12 565 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 348 Comment
  UCSB4041  Rhamnus ilicifolia Kamb, Peter 1948-2-14 Los Angeles Upper Sonoran Zone. Little Santa Anita Canyon, San Gabriel Mts 396 Comment
  RSA390863  Rhamnus pirifolia F. R. Fosberg 1931-5-14 S 4874 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 200 Comment
  CHSC95358  Rhamnus tomentella subsp. cuspidata L. P. Janeway 2006-6-8 8677 Los Angeles San Gabriel Mountains. South slope of Blue Ridge near Angeles Crest Hwy, about 1.4 air km northeast of Vincent Gap. 2079 Comment
  UC33637  Rhamnus tomentella subsp. cuspidata J. Burtt Davy May 9 1896-May 24 1896 2536 Los Angeles Manzana Antelope Valley Comment
  CAS-BOT-BC168138  Rhus aromatica W. R. Dudley; F. H. Lamb 1896-6-9 4412 Los Angeles Elizabeth Lake [Canon] Canyon, Liebre Mountains Comment
  UCR179973  Rhus aromatica R. G. Swinney 1996-8-7 5217 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  UCR270462  Rhus aromatica R. G. Swinney 2011-5-12 14684 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  POM308444  Rhus integrifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-27 3028 Los Angeles Little Tujunga Canyon Comment
  SBBG19212  Rhus integrifolia C. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove 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
  RSA0036169  Rhus laurina Bill Duval s.n. Los Angeles Montrose. Comment
  CAS-BOT-BC167947  Rhus ovata Cecil Hart 1927-5-1 s.n. Los Angeles San Dimas Canyon Comment
  RSA0051230  Rhus ovata Jim Shevock 1970-3-7 23 Los Angeles San Gabriel Mts. 762 Comment
  UC1184972  Rhus trilobata Huron H. Smith 1912-5-3 4934 Los Angeles Azusa 243 Comment
  UCR259968  Ribes aureum R. G. Swinney 2010-3-18 11984 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  CAS-BOT-BC92434  Ribes aureum var. gracillimum Ellsworth Bethel 1920-2-16 s.n. Los Angeles Monrovia. Comment
  OBI14076  Ribes aureum var. gracillimum Louis C. Wheeler 1932-2-12 445 Los Angeles San Gabriel Wash 107 Comment
  SDSU21083  Ribes aureum var. gracillimum Ian Cain 2010-4-29 1392 Los Angeles North east of Montebello. Whitter Narrows County Reserve, 930 meters east south east of intersection of Durfee Avenue and Rosemead Blvd along bike path 65 Comment
  RSA226247  Ribes californicum var. hesperium Gary D. Cromwell 1971-4-16 504 Los Angeles Mystic Canyon, Angeles National Forest. 2 miles NE of Glendora at upper canyon fork 427 Comment
  RSA602965  Ribes californicum var. hesperium Louis C. Wheeler 1972-12-24 12795 Los Angeles San Gabriel Mountains: near center of Las Flores Canyon. 762 Comment
  RSA0064061  Ribes cereum R. G. Swinney 2010-10-13 14014 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  UCSB41546  Ribes divaricatum var. parishii Roos, John; Roos, Lucille 1951-3-10 Los Angeles San Gabriel River at Whittier Narrows 60 Comment
  CAS-BOT-BC6064  Ribes hesperium Alfred James McClatchie 1894-1-1 s.n. Los Angeles Canons San Gabriel Mts. near Pasadena Comment
  CAS-BOT-BC173112  Ribes indecorum A. J. Perkins 1917-2-23 s.n. Los Angeles Arroyo Seco, Pasadena Comment
  CLARK-A1528-4131  Ribes indecorum Art Whistler 1966-3-12 Los Angeles San Fernando Valley Comment
  JEPS49339  Ribes indecorum Frank W. Peirson 1918-11-1 299 Los Angeles trail to Switzers (Arroyo Seco); San Gabriel Mts. 944 Comment
  UC921817  Ribes indecorum Louis C. Wheeler 1932-2-28 450 Los Angeles near Claremont (Thompson Creek Dam); Thompson Creek 502 Comment
  CAS-BOT-BC173403  Ribes malvaceum Tim Ross; Peter Fritsch 1990-6-20 3646 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24) 2.6 miles below Pine Mtn junction; 80 degrees ENE, ca 1720 meters distant from Pine Mtn [4539'] 1031 Comment
  UC11606  Ribes malvaceum W. H. Brewer 1861-2-1 209 Los Angeles Santa Susanna Mountains Comment
  UCR182561  Ribes malvaceum Sharon Dougherty 2007-3-6 s.n. Los Angeles San Gabriel Mtns., Sycamore Flat and slopes of Johnstone Peak, San Dimas Experimental Forest, proposed communication site 854 Comment
  UCR205050  Ribes malvaceum R. G. Swinney 2008-3-31 8584 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA166486  Ribes malvaceum var. viridifolium W. G. Webb 1935-2-23 s.n. Los Angeles Santa Anita Canyon Comment
  RSA640830  Ribes malvaceum var. viridifolium Louis C. Wheeler 1931-1-19 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  UCR270520  Ribes malvaceum var. viridifolium R. G. Swinney 2011-3-22 14191 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  LA91472  Ribes malvaceum var. viridifolium Bruce Douglas Clayton; Greg Shaw 1972-4-7 sn Los Angeles Santa Monica Mountains, Upper Temescal and Rustic Canyons, Mountain Park Research Campus, 1/2 way down hill from rd at lowest canyon entrance 487 Comment
  RSA0025044  Ribes malvaceum var. viridifolium H. L. Bauer 1931-4-1 13963 Los Angeles Topango [Topanga] Canyon, Santa Monica Mts. Comment
  RSA652593  Ribes roezlii T. C. Thomas 1974-7-5 s.n. Los Angeles Vincent Gap, Hwy 2. 1768 Comment
  CAS-BOT-BC186165  Ribes roezlii var. roezlii 1902-6-1 s.n. Los Angeles Summit of Mt. Lowe 1828 Comment
  CAS-BOT-BC168666  Ribes speciosum June Giddings s.n. Los Angeles Arroyo Seco Comment
  CAS-BOT-BC173936  Ribes viburnifolium P. C. Everett 1939-9-19 9538 Los Angeles Santa Catalina Island. 3 1/2 mi. from Avalon on road to Isthmus near 2nd large reservoir 457 Comment
  RSA527700  Ricinus communis T. S. Ross, Annette Ross 1991-6-3 5521 Los Angeles Elephant Hill; west Pomona. 241 Comment
  UCSB7187  Robinia pseudoacacia Decker, Helen 1946-5-5 Los Angeles Mt. Baldy, San Antonio Canyon Comment
  CLARK-A1703-77  Romneya trichocalyx Art Whistler 1966-5-1 660501-4 Los Angeles Comment
  RSA597043  Rorippa curvipes var. truncata Timothy S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3826 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  SEINET6039100  Rorippa curvisiliqua Unknown 1949-6-22 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  LA52071  Rosa californica Carl Epling; May 1927 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG12783  Rosa californica E. R. Blakley 1962-10-6 5480 Los Angeles Cape Cyn, near old gravel pit 304 Comment
  SEINET3157409  Rosa californica L. Abrams 1902-6-15 2539 Los Angeles Sepulveda Canyon. Santa Monica Mts. Comment
  RSA654426  Rubus procerus Matt Brooks 1988-5-12 63 Los Angeles Hacienda Heights, Oak Canyon Dr. 0.8 miles south of its intersection with Turnbull Canyon Rd. Comment
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Aug 12 2014
  CAS-BOT-BC158811  Rubus ursinus Reid Moran 1941-3-7 685 Los Angeles Middle Ranch, Santa Catalina Island 200 Comment
  LA52075  Rubus ursinus E. Lloyd; 1933-4-8 sn Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon Comment
  RSA650870  Rubus ursinus Marion P. Harthill 1974-5-23 1516 Los Angeles Crystal Lake Rd., Rt. 39. 1098 Comment
  RSA695945  Rumex Scott D. White, Michael Honer 2003-6-2 9437 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  UC1601395  Rumex crispus I. M. Johnston 1917-8-21 Los Angeles Head of San Antonio Canyon San Antonio Mountains 2438 Comment
  HSC17614  Rumex hymenosepalus C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  RSA595456  Rumex hymenosepalus Tim S. Ross, Victor W. Steinmann 1995-5-8 8550 Los Angeles NE side of Bouquet Reservoir; Spunky Canyon Road ca 500 m SE of the mouth of Spunky Canyon 919 Comment
  RSA3576  Ruppia maritima Carl B. Wolf 1932-5-12 3591 Los Angeles Santa Catalina Island. Border of Catalina Harbor. 3 Comment
  UCR95223  Ruppia maritima L. C. Wheeler 1946-8-28 6280 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  SBBG118721  Ruta graveolens L. C. Wheeler 1954-5-30 7058 Los Angeles Eaton Wash, about E of [fk of mansion?] Comment
  UCR200137  Sagina apetala Valerie Soza, Steve Boyd 2000-4-26 796 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, west of De Bell Municipal Golf Course, southeast of Starlight Theater 366 Comment
  PASA1150  Salazaria mexicana 4/28 Los Angeles near Palmdale Comment
  RSA557821  Salazaria mexicana D. Charlton 1989-4-7 2836 Los Angeles Kentucky Springs, 1 mile south of Highway 14 on Sierra Highway. Comment
  SEINET10539335  Salix argophylla David B. Dunn 1937-3-14 Dunn s.n. Los Angeles Inlet 5 or more miles above palos verdes (unspecified state or county). Comment
  CAS-BOT-BC103141  Salix bonplandiana Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km. north of Castaic 315 Comment
  SBBG127475  Salix exigua M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-6 3019 Los Angeles Parson's Landing 4 Comment
  LA200827  Salix laevigata Carl Hedin; J. A. Ewan 1932-4-22 7628 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, 0.4 km E of Radford Dr. Comment
  POM362615  Salix laevigata G. R. Johnstone 1932-4-17 15738 Los Angeles Big Tujunga. Comment
  RSA733155  Salix laevigata R. G. Swinney 1997-6-19 5623 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  UC506479  Salix laevigata Carl Hedin and Joseph Ewan 1932-4-22 7628 Los Angeles 4 hectometers e. of Radford Dr. Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
  SD1035  Salix lasiandra var. lasiandra Carl W. Sharsmith 1932-1-17 12 Los Angeles bottom of Lower San gabriel Canyon, about 11 km above Azusa 299 Comment
  CATA105  Salix lasiolepis Peter Henrikson 1987-4-23 78 Los Angeles Santa Catalina Island: Lower Middle Canyon 15 Comment
  CATA88  Salix lasiolepis Peter Henrikson 1987-4-17 66 Los Angeles Santa Catalina Island: Outlet of Haypress Reservoir 411 Comment
  UCR178788  Salix lucida subsp. lasiandra R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Debris Basin 366 Comment
  UCR274345  Salsola Steven A. Junak 1999-9-9 SCa- 1077 Los Angeles California Islands, Santa Catalina Island. Top of Black Jack Peak, at microwave installation 610 Comment
  RSA127777  Salsola tragus P. H. Raven, H. J. Thompson 1959-6-4 14335 Los Angeles Dune grassland behind Point Dume. 43 Comment
  UCR210416  Salsola tragus R. G. Swinney 2008-12-6 9977 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  RSA608509  Salsola tragus L. C. Wheeler 1930-10-7 s.n. Los Angeles Dr. Huntington's Grove. Comment
  UCD99414  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale. Comment
  RSA469661  Saltugilia splendens subsp. grantii Thekla Mohr s.n. Los Angeles Sister Elsie trail to sister Elsie Peak, SW San Gabriel Mtns. Comment
  UC284265  Saltugilia splendens subsp. splendens P. A. Munz 1923-5-26 6803 Los Angeles Big Rock Creek , Big Rock Creek (San Gabriel Mts.) 1280 Comment
  RSA0082594  Salvia apiana R. G. Swinney 2010-6-4 12990 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  RSA442839  Salvia apiana William Emboden 1969-5-28 25 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442857  Salvia apiana William Emboden 1969-5-28 50 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  CDA40954  Salvia carduacea Phillipson 1916-5-6 5 .1.A Los Angeles Monrovia. 0 Comment
  NY42902  Salvia columbariae J. B. Walker 1995-3-30 1300 Los Angeles Angeles National Forest, Ridge Rt USFS 8N04, 10km S of Hwy 138 1300 Comment
  RSA0039128  Salvia columbariae R. G. Swinney 2010-5-29 13396 Los Angeles San Gabriel Mountains: junction of 'W. Fork' May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA226200  Salvia columbariae Gary D. Cromwell, David W. Wheat 1971-4-30 584 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 miles NE of Glendora. 150 m. from Big Dalton Canyon Road. 427 Comment
  RSA401444B  Salvia columbariae Geo. Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  RSA620659  Salvia columbariae J. Massey 1966-3-26 1129 Los Angeles Cobal Canyon, ca. .5 mi from entrance. Comment
  SFV16908  Salvia columbariae S. A. Whaling 1997-5-9 13 Los Angeles Mojave Desert Antelope Valley. 17.85 miles north of Templin Highway / Ridge Route Junction on Ridge Route. 1000 Comment
  UCR142880  Salvia columbariae F. R. Fosberg 1931-4-23 S- 4699 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 260 Comment
  CAS-BOT-BC183874  Salvia columbariae Timothy S. Ross; Steve Boyd 1994-5-4 7684 Los Angeles Head of South Portal Canyon: northwest of Grass Mountain on forest service road that follows South Portal Canyon 1179 Comment
  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
  RSA628709  Salvia dorrii var. pilosa R. S. Woglum 1942-5-20 3324 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  UCSB7810  Salvia leucophylla Ensign, Judy 1963-4-7 Los Angeles half mile N of Natoma Dr; at Wells Dr. in Woodland Hills Comment
  SEINET12273160  Salvia leucophylla Unknown 1933-1 8490 Los Angeles Near Los Angeles Comment
  CAS-BOT-BC233307  Salvia mellifera Le Roy Abrams 1899-3-30 351 Los Angeles Santa Monica Mts. Comment
  RSA533423  Salvia mellifera Tim S. Ross 1991-4-21 4532 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  RSA578097  Salvia mellifera Tim S. Ross, Steve D. Boyd 1994-5-31 7703 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit 854 Comment
  SDSU315  Salvia mellifera H. Wedberg 1966-4-3 1184 Los Angeles Chaparal slope burned in 1964, above Hill Dr. at Neal, in Eagle Rock. 457 Comment
  SFV3236  Salvia mellifera J. C. Crawford 1958-2-14 s. n. Los Angeles Santa Monica Mountains Mulholland Drive, 2.8 miles west of Beverly Glen Blvd. 425 Comment
  UC1922294  Salvia mellifera Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 822 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. Near 34deg 12' 18'' N 118deg 18' 21'' W T1N R14W NW/4, N Comment
  POM308139  Sambucus mexicana Henry J. Ramsey, Henry J. Ramsey 1937-5-16 2936 Los Angeles Altadena, N. Craig Ave. Comment
  RSA583060  Sambucus mexicana T. S. Ross 1993-4-23 6927 Los Angeles Santa Catalina Island: Canyon Road where it crosses over a northerly tributary NW of Thompson Dam. 181 Comment
  RSA654186  Sambucus mexicana Marilyn Porter 1991-5-19 34 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
  RSA719751  Sambucus mexicana R. G. Swinney, Dave Larson 1996-7-17 5142 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  RSA0037189  Sambucus mexicana Ron Martinolich 1991-4-7 42 Los Angeles Los Angeles, Griffith Park, north on Vista Del Valle Dr., to first fire road on right (east) past Bee Rock trailhead, down (north) on fire road ca. .5 mi. Comment
  CAS-BOT-BC238755  Sambucus nigra subsp. caerulea Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  UCR259096  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-9 13753 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA583134  Sanguisorba minor Tim S. Ross 1993-4-22 6923 Los Angeles Santa Catalina Island. SW part of the island in Middle Canyon; overlooking Thompson Reservoir, along old dirt road (no longer maintained) that ascends the ridge SW of Thompson Dam and drops to Bullrush Canyon. 213 Comment
  PASA1818  Sanicula Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  LA32923  Sanicula arguta Martha Hilend; 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  RSA305031  Sanicula arguta P. H. Raven, Henry J. Thompson 1960-4-24 15108 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
  RSA674663  Sanicula arguta Scott D. White 2000-5-18 7889 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  UC398747  Sanicula arguta Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA527608  Sanicula arguta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4435 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA747231  Sanicula crassicaulis R. G. Swinney 2008-4-9 8619 Los Angeles Glendora, Wildwood Canyon 329 Comment
  UCR99518  Sanicula tuberosa Steve Boyd, Lauren Raz 1997-5-6 9720 Los Angeles Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24). 732 Comment
  SD254587  Saponaria officinalis R. G. Swinney 2011-7-7 15463 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), central camp area (Chilao Flat 7.5'Q) 1098 Comment
  UCR202522  Sarcodes sanguinea R. G. Swinney 2001-8-9 8010 Los Angeles San Gabriel Mtns., east peak on Pleasant View Ridge 2504 Comment
  RSA0135544  Sarcodes sanguinea Janell Cassianni 2007-06 6 Los Angeles Chilao / Horse Flats. Comment
  RSA595806  Schedonorus arundinaceus Lauren Raz, Steve Boyd 1996-10-23 64 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  UC2015604  Schinus polygamus Scott D. White 4055 Los Angeles Claremont: Geneva Ave.: N of San Jose, S of Arrow Highway; W of Indian Hill E of Towne. Comment
  CAS-BOT-BC239929  Schismus arabicus J. Von Loh 1978-7-11 3376 Los Angeles Edwards AFB Comment
  CAS-BOT-BC239930  Schismus arabicus Timothy S. Ross; Darin Banks 1994-4-12 7454 Los Angeles Liebre Mountains. San Francisquito Canyon: ca 1080 m SW of San Francisquito Powerhouse No. 2, several m W of the road, adjacent to the riparian strip 451 Comment
  RSA795686  Schoenoplectus acutus W. R. Ferren, Hamilton 1993-9-1 EPA- 293 Los Angeles Santa Monica Mountains. Tapia County Park. Comment
  CAS-BOT-BC111232  Schoenoplectus californicus George B. Grant 1904-7-14 6334 Los Angeles East lake Reservoir Comment
  UC2154  Scirpus maritimus W. F. Parish 1891-1 Los Angeles Long Beach Comment
  RSA0062632  Scirpus microcarpus R. G. Swinney 2010-9-9 13770 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  UCR147286  Scrophularia californica subsp. floribunda Orlando Mistretta 1992-6-17 580 Los Angeles Transverse Ranges; San Gabriel Mountains, Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon Comment
  CAS-BOT-BC238503  Scrophularia villosa C. B. Wolf 1941-6-25 s.n. Los Angeles On Santa Catalina Island, head of Avalon Valley, 300 yds. sw. of Wrigley Mausoleum Comment
  RSA631078  Scrophularia villosa Louis C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  UCR142511  Scrophularia villosa F. R. Fosberg 1931-4-8 S- 4520 Los Angeles Channel Islands, Avalon Valley, Santa Catalina Island 60 Comment
  UCR239046  Scutellaria mexicana Anuja Parikh, Nathan Gale 2010-6-4 3259 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 2.8 km west of State Hwy 14, 1.3 km south of Avenue S 987 Comment
  UCSB5844  Scutellaria siphocampyloides 1929-6-6 Los Angeles Pine Valley; Hughes Lake Comment
  CHSC25023  Scutellaria tuberosa T. P. Spira 1977-4-6 102 Los Angeles Ca. 1 mi e of Las Virgenes Road, off of Stokes Canyon Road. Associates: Adenostoma fasciculatum, Quercus sp. 200 Comment
  SEINET10828409  Secale cereale C. W. Hollis 1926-7-1 Hollis s.n. Los Angeles Lake Mildred, Jasper Park, Bc. Comment
  SBBG127005  Sedum spathulifolium A. Parikh, N. Gale 2011-7-19 3568 Los Angeles W Fork San Gabriel River, 6.3 km W of St Hwy 39; San Gabriel Mtns 595 Comment
  RSA0081655  Sedum spathulifolium Joseph A. Ewan 1932-5-30 7225 Los Angeles North Fork Tujunga Creek. San Gabriel Mts. 1067 Comment
  UCR68911  Selaginella bigelovii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4183 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  CAS-BOT-BC327399  Senecio astephanus Dr. A. Davidson 1893-7-21 s.n. Los Angeles Wilson's Peak Comment
  IRVC26437  Senecio californicus A. C. Sanders, Mark Elvin 2003-3-5 25730 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
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Feb 19 2010
  UC128657  Senecio californicus C. F. Baker 1904-4-15 4178 Los Angeles Claremont Comment
  CHSC25951  Senecio flaccidus var. douglasii James Henrickson 1971-10-14 7187 Los Angeles NE Claremont along Padua Hills Road. 457 Comment
  JEPS37437  Senecio flaccidus var. douglasii W. L. Jepson 1941-10-28 20647 Los Angeles Piru Gorge Comment
  RSA472961  Senecio flaccidus var. douglasii M. B. Dunkle 1940-9-4 s.n. Los Angeles Mill Creek. Comment
  RSA522342  Senecio flaccidus var. douglasii Timothy S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4020 Los Angeles NNE of Tie summit Station and E of Angeles Forest Hwy., Tujunga Ranger District. 1561 Comment
  RSA529897  Senecio flaccidus var. douglasii Timothy S. Ross 1991-8-16 5800 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  RSA529898  Senecio flaccidus var. douglasii Timothy S. Ross 1991-8-16 5806 Los Angeles San Gabriel Mountains: Clear Creek Canyon, roadcut along Angeles Forest Hwy. 1085 Comment
  CAS-BOT-BC341208  Senecio lyonii George B. Grant; Walter Wheeler 1904-4-21 1193 a/6134 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA233604  Senecio lyonii R. F. Thorne 1970-3-6 39388 Los Angeles Santa Catalina Island. Above Cotton Canyon Beach. 8 Comment
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Dec 8 2014
  SDSU496  Senecio lyonii R. M. Beauchamp 1967-1-27 114 Los Angeles East of main Wilson Cove area; San Clemente Island. Comment
  UCR277398  Sequoia sempervirens R. G. Swinney 2010-8-23 13584 Los Angeles San Gabriel Mountains, Winter Creek Canyon (Winter Cr. Trail) c. 200 m upstream from confluence with Big Santa Anita Cyn. (Santa Anita Canyon Ave./Gabrieleno Trail), at mouth of man-made tunnel on west side of stream 573 Comment
  RSA0051588  Sequoia sempervirens Roger Yonemura 1950-5-5 s.n. Los Angeles Fedora and Olympic Street. Home of Roger Yonemura. Comment
  LA8984  Setaria gracilis A. M. Johnson; 1931-10-7 3823 Los Angeles Santa Monica Mountains, Stone Canyon Comment
  CAS-BOT-BC243538  Setaria italica unspecified 1916-8-1 s.n. Los Angeles unspecified Comment
  UCR206155  Setaria parviflora R. G. Swinney 2008-5-30 8894 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA717374  Sidalcea malviflora Scott D. White, Pam DeVries 2006-5-9 11391 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UC108855  Sidalcea neomexicana H. E. Hasse Los Angeles Santa Monica Comment
  CAS-BOT-BC434382  Sidotheca trilobata Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  CAS-BOT-BC384478  Silene antirrhina Le Roy Abrams 1901-4-4 1325 Los Angeles Chatsworth Park Comment
  RSA733746  Silene antirrhina R. G. Swinney 2000-5-20 7689 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39 610 Comment
  RSA593579  Silene gallica Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8911 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  CAS-BOT-BC387009  Silene gallica Reid Moran 1941-3-16 705 Los Angeles Middle Ranch, Santa Catalina Island 200 Comment
  SD38219  Silene gallica Edith A. Purer 1951-3-19 1523 Los Angeles El Segundo Comment
  SD75615  Silene gallica M. B. Dunkle 1939-4-6 7305 Los Angeles San Clemente Island; Mosquito Harbor. Comment
  LA82450  Silene laciniata subsp. laciniata O. H. Kappler; 1940-5-12 8 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC1870271  Silene laciniata subsp. major LeRoy Gross, M. Denslow, W. Hogshead, S. Swartzentruber 2003-6-17 1047 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. Near 34.19627N, 118.26582W. 519 Comment
  RSA718216  Silene verecunda subsp. platyota R. G. Swinney 1997-6-13 5576 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
  UCR3358  Silybum marianum H. M. Whistler 1964-4-11 640411- 03 Los Angeles San Gabriel Valley, Side of road to Puddingstone Reservoir State Park, 0.3 mi from San Dimas City limit 244 Comment
  UCR270126  Sisymbrium altissimum R. G. Swinney 2010-6-1 13126 Los Angeles San Gabriel Mountains, lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  RSA679202  Sisymbrium erysimoides Michael Denslow, S. D. Boyd 2003-5-7 1089 Los Angeles North of Azusa at end Glendora Ridge Motorway (1N26) in small unnamed cayon just above small Avocado orchard. 274 Comment
  UCR179619  Sisymbrium orientale R. G. Swinney 1991-1 1596 Los Angeles San Gabriel Valley, Glendora, South Hills, South Hills Motorway south of Bonnie Cove Ave. 335 Comment
  UCR213356  Sisymbrium orientale Justin M. Wood 2009-3-6 336 Los Angeles city of Claremont, northwest corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County 412 Comment
  UCR259128  Sisymbrium orientale R. G. Swinney 2010-5-4 12527 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  UCR259985  Sisymbrium orientale R. G. Swinney 2010-4-23 12329 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  SD153101  Sisymbrium orientale Steven A. Junak 1996-5-31 SCI 562 Los Angeles San Clemente Island; north end of island, behind beach at West Cove. 7 Comment
  SEINET13203222 Image available Sisyrinchium bellum R. G. Swinney 2011-1 14143 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
  UC117105  Sisyrinchium bellum T. S. Brandegee May 1889 Los Angeles San Pedro Comment
  UCR259090  Sisyrinchium bellum R. G. Swinney 2010-9-9 13757 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  POM1754  Sisyrinchium bellum Philip A. Munz 1918-4-30 27 Los Angeles Hills south of Pomona. 366 Comment
  CATA145  Solanum douglasii Mark L. Hoefs, A. Douglas Propst 1973-3-14 109 Los Angeles Santa Catalina Island: Ridge between Moonstone and White's Coves 36 Comment
  OBI35678  Solanum douglasii Rebecca Cicoria 1982-4-25 50 Los Angeles Palos Verdes Peninsula: Lower Purple Cyn, Rolling Hills Comment
  RSA191038  Solanum douglasii Robert F. Thorne, James Henrickson 1963-5-5 32284 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA598926  Solanum douglasii Scott D. White 1997-3-12 4746 Los Angeles Zuma Beach; mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA654420  Solanum douglasii Matt Brooks 1988-4-15 12 Los Angeles Whittier, Turnbull Canyon Rd. 1.8 miles east of its intersection with Beverly Blvd. Comment
  UC26214  Solanum douglasii Harley P. Chandler 1897-6-21 Los Angeles Claremont 365 Comment
  UCR271543  Solanum douglasii R. G. Swinney 2011-11-3 15984 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  SEINET7262455 Image available Solanum douglasii F. R. Fosberg 1931-3-20 S 4312 Los Angeles Santa Catalina Island; Hamilton Canyon Comment
  RSA131031  Solanum elaeagnifolium Percy C. Everett, E. K. Balls 1959-6-2 23845 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  SEINET7262340 Image available Solanum elaeagnifolium J. A. Ewan 1932-1 680 Los Angeles West Los Angeles Comment
  UCR179770  Solanum mauritianum R. E. Riefner Jr. 2004-8-22 04- 377 Los Angeles San Gabriel Mtns. Foothills, Altadena, along Calaveras St. near Holliston Ave. 390 Comment
  RSA79913  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1932-8-11 1130 Los Angeles 2 mi. NE La Verne. Damp sunny clay soil. 381 Comment
  RSA191037  Solanum umbelliferum Robert F. Thorne 1963-5-5 32327 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA427423  Solanum umbelliferum Donald R. Bissing 1973-3-29 24 Los Angeles Evey Canyon, 1/8 mile from canyon mouth 732 Comment
  IRVC29647  Solanum xanti A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26221 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  RSA757216  Solanum xanti Orlando Mistretta, Christine Mistretta 2008-4-7 2367 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 46 per TRTP survey-2008) 1031 Comment
  SFV18460  Solidago velutina subsp. californica C. Ferguson s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Placerita Canyon Park. Streamside. Comment
  RSA474079  Sonchus asper Howard Mullins 1931-3-6 s.n. Los Angeles City lot Comment
  UCR197121  Sonchus asper subsp. asper LeRoy Gross 2007-3-13 2600 Los Angeles Transverse Ranges; Verdugo Mountains, southern side of the range. Stough Canyon, northwest of the the nature center along canyon bottom at juction of a spring and creek flowing from the northeast 496 Comment
  LA105051  Sonchus oleraceus Barry A. Prigge; 1988-7-3 8217 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
  POM352405  Sorghum halepense Bonnie C. Templeton 1934-10-13 4805 Los Angeles Los Angeles River Comment
  RSA0031847  Spartium junceum Geraldine Dodd 1992-5-2 001 Los Angeles 2 miles north of corner of Loma Alta Dr. & Lake Ave. in Altadena. Sam Merrill hiking trail. 975 Comment
  RSA349192  Spartium junceum Donald R. Bissing 1973-5-18 80 Los Angeles Evey Canyon, San Gabriel Mountains: At mouth of canyon just below road embankment on north side of Mt. Baldy Road in Evey Canyon. 707 Comment
  RSA642686  Spartium junceum Orlando Mistretta 1992-7-14 703 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA659120  Spergula arvensis subsp. arvensis LeRoy Gross 2001-3-23 350 Los Angeles North side: Whiting Wood Mountainway; dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crestm, off Edison road (power company) that ends at a pylon. 518 Comment
  SD132653  Spergularia macrotheca M. B. Dunkle 1939-4-2 7205 Los Angeles San Clemente Island, southeast point. Comment
  RSA0098745  Spergularia macrotheca I. L. Wiggins 1949-2-22 11962 Los Angeles Northern end of San Clemente Island. Comment
  CAS-BOT-BC390340  Spergularia macrotheca var. macrotheca Carl B. Wolf 1932-5-9 3426 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  UCD116780  Sphaeralcea ambigua T. E. Weier 1941-6-26 s.n. Los Angeles San Gabriel Mts. Near Vincent. Comment
  UCR258766  Sphaeralcea ambigua subsp. ambigua R. G. Swinney 2010-6-1 13127 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  UC18954 Image available Sphaeralcea ambigua var. aculeata J. B. Davy May 9-24 1896 2293 Los Angeles West Palmdale Antelope Valley; West Palmdale Comment
  CAS-BOT-BC235434  Sporobolus airoides A. D. E. Elmer 1902-6-1 3623 Los Angeles Lancaster Comment
  UCSB52168  Sporobolus airoides Hodgson, John 1928-6-14 Los Angeles Peace Valley Comment
  POM306198  Stachys albens Henry J. Ramsey, Henry J. Ramsey 1937-7-18 s.n. Los Angeles Altadena, San Gabriel Mts., Soldier's Creek. Comment
  LA82036  Stachys bullata O. H. Kappler; 1940-6-9 49 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SEINET11587856  Stachys bullata Unknown 2011-4-5 14343 Los Angeles San Gabriel Mountains Comment
  UC1818706  Stachys bullata Richard S. Hood 1970-5-16 307 Los Angeles 1.9 mi n Pacific Coast Hwy. (on Tuna Canyon Road); Santa Monica Mtns., Tuna Canyon Comment
  UCR124441  Stachys bullata I. W. Clokey, B. C. Templeton 1929-1 4460 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  CATA1584  Stebbinsoseris heterocarpa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2854 Los Angeles Santa Catalina Island: By road to Toyon Beach 313 Comment
  SBBG117018  Stebbinsoseris heterocarpa S. A. Junak 2001-5-4 SCa 1497 Los Angeles E of Parson's Landing 121 Comment
  RSA251464  Stellaria media R. F. Thorne 1973-4-11 42827 Los Angeles San Clemente Island: upper part of Norton Canyon. 335 Comment
  RSA233405  Stephanomeria blairii R. F. Thorne 1966-4-17 36123 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 183 Comment
  SBBG126956  Stephanomeria cichoriacea A. Parikh, N. Gale 2011-7-14 3556 Los Angeles West Fork San Gabriel River, 2.6 km W of St Hwy 39; San Gabriel Mtns 615 Comment
  UC1595319  Stephanomeria cichoriacea Tim Ross and Orlando Mistretta 1992-7-24 6758 Los Angeles San Gabriel Mountains: Vicinity of Strawberry Spring, 86 degrees E, 1100 m distant from Strawberry Peak summit. 1479 Comment
  RSA0070811  Stephanomeria cichoriacea Fordyce Grinnell Jr. 1911-06 s.n. Los Angeles Mt. Wilson. 762 Comment
  SBBG13805  Stephanomeria diegensis M. A. Piehl 1962-10-3 62515 Los Angeles head of Descanso Cyn along main rd Comment