Search Results — 2000 specimen records retrieved (1587 records with coordinates)
(That's the default maximum. Contact Jason Alexander for larger data requests.)
Results for search: County=LOS ANGELES; Source=All;   

Mapping Options:
BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)
Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.
Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SD66881  Abronia umbellata R. Mitchel Beauchamp 1967-3-19 319 Los Angeles San Clemente Island; sandy area south of air strip at Sherman Field. Comment
  UCR254869  Acacia baileyana Dan S. Cooper 2014-6-26 614- 76 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, Cadman Canyon 155 Comment
  RSA682649  Acacia dealbata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1037 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  CATA3490  Acacia melanoxylon Benjamin J. Dion 2017-12-2 025 Los Angeles Santa Catalina Island: Pacific side; southwest slope on edge of Snake Canyon and Nolava watersheds 338 Comment
  CAS-BOT-BC30945  Acamptopappus sphaerocephalus Adolph Daniel Edward Elmer 1902-6-1 3621 Los Angeles Lancaster Comment
  OBI29189  Acamptopappus sphaerocephalus David J. Keil 1976-12-12 11894 Los Angeles 5 mi w of San Bernardino Co. line along CA rte 138 1128 Comment
  UCR177572  Acamptopappus sphaerocephalus var. hirtellus LeRoy Gross 2005-5-3 2219 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  POM2705  Acer macrophyllum Leona Modgett 1909-06 11 Los Angeles Claremont. Comment
  RSA603231  Acer macrophyllum Katherine Kneen 1933-4-29 s.n. Los Angeles Topanga Canyon. Comment
  UC284810  Acer macrophyllum P. A. Munz 1923-5-26 6833 Los Angeles Big Rock Creek , Big Rock Creek (San Gabriel Mts.) 1920 Comment
  UCR132296  Acer macrophyllum John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  UC1215242  Achillea millefolium Peter H. Raven 1962-4-11 17303 Los Angeles 1 mi s Wilson Cove; San Clemente Island 121 Comment
  CAS-BOT-BC211916  Achnatherum coronatum Timothy S. Ross; Steve Boyd 1994-5-25 7929 Los Angeles Hanging basin ca 470 - 830 m W of Warm Springs Mtn. Summit, from ca 600-800 m WSW of summit, Necktie Basin, Liebre Mountains 1075 Comment
  CAS-BOT-BC211923  Achnatherum coronatum Cecil Hart 1927-5-23 s.n. Los Angeles San Dimas Canyon Comment
  CAS-BOT-BC211917  Achnatherum coronatum Peter H. Raven 1959-5-3 14104 Los Angeles 1.2 miles south of Mulholland Drive, Franklin Canyon, Santa Monica Mountains 259 Comment
  CAS-BOT-BC260446  Achnatherum hymenoides A. D. E. Elmer 1902-6-1 3617 Los Angeles Lancaster Comment
  CAS-BOT-BC260447  Achnatherum hymenoides A. D. E. Elmer 1902-6-1 3617 Los Angeles Lancaster Comment
  RSA668157  Achnatherum hymenoides Ian Swift 2001-10-7 341 Los Angeles Upper Soledad Canyon, Santa Clara River wash, 0.5 mile SE of Acton 832 Comment
  POM353190  Achnatherum speciosum Anstruther Davidson 1893-4-23 s.n. Los Angeles San Fernando Comment
  SBBG33426  Achnatherum speciosum A. D. E. Elmer -Jun-1902 3709 Los Angeles Acton Comment
  CATA3072  Acmispon americanus Amy Catalano 2016-4-21 079 Los Angeles Santa Catalina Island: South side of Middle Ranch Road, 30 meters east of bridge #2, 1/4 mile southwest of Johnson Tree 237 Comment
  UC625108  Acmispon argophyllus var. argenteus F. R. Fosberg 1931-3-18 S 4294 Los Angeles Hamilton Canyon Santa Catalina Island. 10 Comment
  CAS-BOT-BC213455  Acmispon argophyllus var. argophyllus Charles Piper Smith 1914-6-21 2867 Los Angeles Mt. Willson - Sierra Madre Trail Comment
  UCR143301  Acmispon dendroideus var. dendroideus Glenn A. Gorelick 1978-5-26 s.n. Los Angeles Channel Islands, Santa Catalina Island, Catalina Harbor 76 Comment
  SBBG131713  Acmispon dendroideus var. dendroideus S. A. Junak 1999-5-22 SCa 1010 Los Angeles Goat Harbor 3 Comment
  UCD104126  Acmispon glaber Daryl Koutnik 1978-4-28 413 Los Angeles Point Dume near Zuma Beach. Comment
  SDSU4347  Acmispon glaber H. Wedberg 1966-4-3 1204 Los Angeles Above Hill Dr., x Neal, in Eagle Rock. 457 Comment
  LA52424  Acmispon glaber var. glaber Carl Epling; L. Ellison 1929-3-16 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  LA52431  Acmispon glaber var. glaber Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  LA52415  Acmispon maritimus var. maritimus Elizabeth McClintock; 1936-3-15 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  SD75510  Acmispon strigosus Reid Moran 1941-3-11 701 Los Angeles Santa Catalina Island, ridge north of Middle Ranch, on sparsely grassy slope 299 Comment
  OBI69256  Acmispon strigosus John Knapp, Denise Knapp 2003-5-10 53 Los Angeles Catalina Island; 367751.11N x 3696162.73E 442 Comment
  LA201182  Acmispon wrangelianus Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  UCR281367  Acourtia microcephala R. G. Swinney 2014-5-15 16508 Los Angeles San Gabriel Mountains, Glendora, ridge system between west and north forks of Hook Cyn., 0.48 miles north of Sierra Madre Ave. 427 Comment
  UC1018196  Adenostoma fasciculatum J. Warren 1952-4-24 Los Angeles Mulholland Drive 548 Comment
  UC1552136  Adenostoma fasciculatum David Charlton 1988-4-2 1479 Los Angeles Cleghorn Rd. turnoff on Cajon Pass (I 15, Swarthout Valley Rd. to end of pavement) 1676 Comment
Read comments Feb 4 2015
  UCR260382  Adenostoma fasciculatum R. G. Swinney 2010-4-23 12373 Los Angeles San Gabriel Mountains/Verdugo Mountains, east end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park 341 Comment
  UCSB2726  Adenostoma fasciculatum var. fasciculatum Haller, Norman 1953-3-28 Los Angeles Along Mulholland Dr. above Sepulveda. Santa Monica Mts. 457 Comment
  POM866  Adiantum aleuticum I. M. Johnston 1917-7-1 1445 Los Angeles Near Brown's Flat in Fern Canyon. 1280 Comment
  UCR137597  Adiantum capillus-veneris R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon. Lewis Paul Falls 518 Comment
  UCR256562  Adiantum capillus-veneris Anuja Parikh, Nathan Gale 2011-7-16 3565 Los Angeles Transverse Ranage; San Gabriel Mountains, West Fork San Gabriel River, 4.8 km west of State Hwy 39, San Gabriel Canyon Road 568 Comment
  LA200057  Adiantum jordanii Lawrence L. Kiefer; 1966-3-6 1652 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, ca 2 mi from canyon mouth. 304 Comment
  UC440494  Adiantum jordanii F. M. Reed 1909-7-4 2844 Los Angeles hills s of Avalon; Catalina Isl 304 Comment
  UC811132  Adiantum jordanii I. W. Clokey and E. G. Anderson 1935-5-9 6505 Los Angeles San Dimas Canyon Comment
  RSA599202  Adiantum jordanii L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: Ravine extending west from West Debris Basin, Brown School for Girls. 396 Comment
  RSA0105047  Ageratina adenophora R. G. Swinney 2011-4-26 14481 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
  SEINET6085075  Ageratina adenophora Unknown 1947-4-27 6470 Los Angeles Mountain Cave. 1 mile south of Monrovia. Comment
  CDA6733  Ageratina adenophora L. C. Wheeler 1965-5-8 8705 Los Angeles San Gabriel Mountains; San Gabriel Mountains: Fish Canyon near the mouth. . 0 Comment
  RSA0103929  Agoseris heterophylla R. G. Swinney 2011-6-23 15317 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
  RSA585906  Agoseris retrorsa Timothy S. Ross, Steve Boyd 1990-5-23 2610 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1524 Comment
  CAS-BOT-BC14784  Agoseris retrorsa G. B. Grant 1906-6-10 6684 Los Angeles Mount Lowe, Castle Canyon Comment
  SEINET11855022  Agoseris retrorsa J. Bright, Wyman, C. 1933-1 8358 Los Angeles Antelope Valley Comment
  UCSB31628  Agoseris retrorsa Griesel, Wesley 1962-5-2 Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mts. 914 Comment
  CATA4  Agrostis exarata Julie L. King 2013-5-14 1 Los Angeles Santa Catalina Island: Southeast corner of Haypress Reservoir 123 Comment
  RSA384956  Agrostis exarata F. R. Fosberg 1931-4-29 S- 4729 Los Angeles Between Cottonwood and Middle Ranch Canyons. Santa Catalina Island 80 Comment
  UCR270807  Agrostis idahoensis R. G. Swinney 2011-8-17 15623 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  RSA87121  Agrostis stolonifera Joseph A. Ewan, Nesta Ewan 1936-8-5 9948 Los Angeles Mescal Creek, San Gabriel Mountains. 1372 Comment
  RSA0080747  Ailanthus altissima R. G. Swinney 2010-6-23 13368 Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA562420  Alchemilla occidentalis D. Bramlet 1993-4-15 2316 Los Angeles In the Puente Hills, approximately 457 m. NE of Pomona peak. The site is located some 640 m. west of the intersection of the Pomona freeway and Chino hills Parkway. On the north facing slope fo the canyon leading to Pomona peak. 381 Comment
  RSA367069  Allium burlewii L. E. Hoffman 1932-2-3 s.n. Los Angeles Hermon Hills. Comment
  IRVC27798  Allium haematochiton A. C. Sanders 2005-5-11 30168 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  RSA606186  Allium haematochiton Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UC1922587  Allium haematochiton Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1182 Los Angeles Transverse Ranges; Verdugo Mountains region; Northwestern edge of Verdugo Mts, north of La Tuna Canyon. Near junction of Green Verdugo Fire Road from 210 Fwy and road to Green Verdugo Reservoir. 457 Comment
  CAS-BOT-BC472942  Allium monticola A. Davidson M. D. 1921-5-1 1924 Los Angeles Rocky slope of Mt. Baldwin Comment
  POM220017  Allium praecox F. R. Fosberg 1932-5-5 8132 Los Angeles n. [north of?] Avalon, Santa Catalina Island 40 Comment
  CAS-BOT-BC475406  Allium praecox George B. Grant; Walter Wheeler 1904-4-21 34 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  CAS-BOT-BC475407  Allium praecox E. R. Blakley 1962-6-10 5243 Los Angeles San Clemente Island. 1/4 mile up canyon from its mouth, canyon half way between Eel Point and Seal Cove. 45 Comment
  UCR190292  Allophyllum R. G. Swinney 1998-8-1 6631 Los Angeles San Gabriel Mtns., Vincent Gulch, 1.2 miles SE of Vincent Gap Trail Head, c. 2 miles east of the summit of Mt. Baden-Powell 1631 Comment
  UCR190405  Allophyllum R. G. Swinney 2000-5-20 7690 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  RSA28454  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  RSA410076  Allophyllum gilioides subsp. gilioides George B. Grant 1906-6-14 3035 Los Angeles Summit Mt. Wilson. 1524 Comment
  LA81934  Allophyllum glutinosum O. H. Kappler; 1944-4-23 590 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 152 Comment
  RSA299417  Alnus rhombifolia Joseph A. Ewan 1934-8-5 8458 Los Angeles Praire Fork of San Gabriel River. 1616 Comment
  SD41258  Alnus rhombifolia Edith A. Purer 1931-3-7 1526 Los Angeles Oakwilde Comment
Read comments Jul 10 2010
  RSA602078  Alternanthera philoxeroides L. C. Wheeler 1946-8-9 6222 Los Angeles San Gabriel: Rio Hondo at San Gabriel Boulevard. Comment
  SD132433  Alternanthera philoxeroides Don Pendleton 1990-8-17 Los Angeles San Dimas, Bonelli Regional Park, cove on south side of Puddingstone Reservoir 305 Comment
  UCR216882  Amaranthus blitoides R. G. Swinney 2009-3-13 10110 B Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  POM155899  Amaranthus blitoides L. R. Abrams 1904-9-2 4183 Los Angeles Railroad embankment. Comment
  SEINET11941382  Amaranthus caudatus J. F. Bright, Wyman, C. 1931-1 5496 Los Angeles around Pasadena Comment
  UCR210088  Ambrosia acanthicarpa R. G. Swinney 2008-10-20 9645 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  UCR210483  Ambrosia acanthicarpa R. G. Swinney 2008-12-2 9927 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  CATA1164  Ambrosia chamissonis Mark L. Hoefs 1995-5-30 2157 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  RSA592479  Ambrosia chamissonis Mark Hoefs, D. Propst 1973-3-14 117 Los Angeles Santa Catalina Island, sandy beach on W side of White's Landing 8 Comment
  SBBG95444  Ambrosia chamissonis M. B. Dunkle 1928-4-29 1865 Los Angeles Little Harbor 1 Comment
  UC557657  Ambrosia chamissonis Nell Murbarger 1936-5-1 214 Los Angeles Northwest Harbor; San Clemente Island Comment
  UC57583  Ambrosia chamissonis J. H. Barber 1898-7-27 Los Angeles Santa Monica Forestry Station Comment
  SBBG126267  Ambrosia confertiflora A. C. Sanders with T. B. Salvato 2009-5-29 37040 Los Angeles Irwindale on W side of Santa Fe Dam, W edge of the 605 Fwy N of Arrow Hwy and S of where the freeway crosses the NW end of the dam 130 Comment
Read comments May 2 2014
  JEPS30439  Ambrosia confertiflora Peter H. Raven 1959-11-7 14733 Los Angeles just below Hollywood Reservoir; Santa Monica Mountains 182 Comment
  CLARK-A1528-1540  Ambrosia psilostachya John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  RSA184357  Ambrosia psilostachya S. F. Blake 1910-7-26 474 Los Angeles Dry bank, near Pasadena Comment
  RSA573720  Amelanchier utahensis Tim S. Ross 1990-8-17 3172 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  UC212619  Amelanchier utahensis I. M. Johnston 1917-8-22 1711 Los Angeles Prairie Fork of San Gabriel River; San Antonio Mountains 2133 Comment
  RSA605819  Ammannia coccinea Louis C. Wheeler 1966-10-27 9101 Los Angeles San Gabriel Mts., Angeles National Forest: in W fork of San Gabriel River at Camp Rincon. Comment
  UCSB68627  Amorpha californica Gross, LeRoy; Fraga, Naomi; Hogshead, Bill; Virgen, Aydee 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountain region; entered west of Haines Canyon Park, off of Estepa Drive in Tujunga; tributary is north of the 210 freeway; south of freeway tributary will drain into La Tuna Canyon; (Burbank 7.5 Quad. T2N R14W S24, SE1/4) 457 Comment
  UC1871054  Amsinckia douglasiana T. S. Ross 1991-4-29 4793 Los Angeles San Gabriel Mtns.; Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna. Comment
  RSA670443  Amsinckia intermedia I. W. Clokey, B. Templeton 1929-03 4467 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  UC1584868  Amsinckia intermedia Tim Ross 1991-4-8 4456 Los Angeles Elephant Hill; Western Pomona 303 Comment
  VVC116  Amsinckia intermedia P. J. MacKay 1975-5-13 s.n. Los Angeles Pomona, Campus CalPoly; Parking lot north of health center. 253 Comment
  RSA0069775  Amsinckia menziesii LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6993 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
  RSA614819  Amsinckia menziesii Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  IRVC26443  Amsinckia menziesii var. menziesii A. C. Sanders, Mark Elvin, et al. 2003-3-5 25716 Los Angeles Newhall Ranch, "Grapevine Mesa" ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon NE end of Santa Susana Mtns. 335 Comment
  CAS-BOT-BC26820  Amsinckia palustris Alice Eastwood 1906-5-31 92 Los Angeles Near Bimini Baths Comment
  UCR263216  Amsinckia retrorsa Sandra L. Leatherman, Jennifer Pareti 2014-4-17 s.n. Los Angeles Transverse Ranges; Liebre Mountains, Castaic Lake area in the Grasshopper Canyon Watershed, east of Hwy I-5 and west of the Castaic Lake Dam 1370 Comment
  SD217241  Amsinckia spectabilis Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4356 Los Angeles San Clemente Island; east side of island, near Malo Point, third canyon south of Bryce Canyon Comment
  UCR192537  Amsinckia tessellata var. gloriosa A. C. Sanders 2008-4-10 34834 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA339698  Amsinckia tessellata var. tessellata R. F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 55003 Los Angeles San Gabriel Mts: : Slopes above Little Rock Creek below dams 975 Comment
  UCR126884  Ancistrocarphus filagineus A. C. Sanders 2003-4-29 26169 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  SEINET3918239  Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1946-9-2 6343 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 mile W of Bear Creek.; 0 518 Comment
  UC2026504  Andropogon glomeratus var. scabriglumis Louis C. Wheeler Oct 1949 6755 Los Angeles SAN GABRIEL MOUNTAINS: North Fork San Gabriel River, near Bichota Canyon.. Comment
  CAS-BOT-BC400345  Anemopsis californica Geo. B. Grant 1903-5-16 5504 Los Angeles Redondo Comment
  CAS-BOT-BC400311  Anemopsis californica Brian C. Miller 1963-7-5 s.n. Los Angeles Hwy 399, one mile southeast of Gorman 1066 Comment
  RSA92881  Anemopsis californica F. W. Peirson 1919-6-15 503 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  RSA515173  Anisocoma acaulis Steve Boyd, Orlando Mistretta 1986-3-31 1563 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA702947  Anisocoma acaulis Scott D. White, Michael Honer 2004-3-30 9956 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  CHSC100213  Antirrhinum coulterianum John Dittes 2006-6-4 1395 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.4 air-miles northwest of Chatsworth Highschool, ca. 1.1 air-mile west of Topanga Blvd., ca. 0.7 air-mile east x northeast of Santa Susana Pass. 403 Comment
  POM354838  Antirrhinum coulterianum G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  POM4238  Antirrhinum coulterianum W. R. Dudley, F. H. Lamb 1896-6-9 4394 Los Angeles Kings Canyon, Liebre Mts. Comment
  UCR204427  Antirrhinum kelloggii R. G. Swinney 2003-5-3 8192 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, upper drainage on ridge between Pavil and Pine canyons 793 Comment
  SBBG119070  Antirrhinum multiflorum S. D. White 2004-7-28 10665 Los Angeles Clear Crk area, "The Pines" picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jct with Angeles Crest Hwy (Condor Pk: T2N R12W S8) 976 Comment
  UCR127240  Antirrhinum multiflorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2927 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  SFV4929  Antirrhinum nuttallianum M. H. Grayum 1971-5-29 Los Angeles Santa Monica Mountains Just north of Malibu Colony along Malibu Canyon Road. 61 Comment
  CATA491  Antirrhinum nuttallianum subsp. subsessile Sara L. Crockett 1997-4-1 633 Los Angeles Santa Catalina Island: 0.3 mile WNW on Two Harbors Road from jct. with upper road leading into Little Harbor CG; moist pockets adjacent to old road leading to power poles on N side of road 45 Comment
  RSA535283  Aphanisma blitoides T. S. Ross 1991-5-20 5349 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  UCR142490  Apiastrum angustifolium F. R. Fosberg 1931-4-10 S- 4540 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  UCSB4562  Apium graveolens Crum, Charles 1958-7-19 Los Angeles Topanga canyon roadside, near Los Angeles, California Comment
  RSA760860  Aquilegia formosa R. G. Swinney 2008-8-13 9359 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  UC659992  Arabis pulchra Lincoln Constance 1941-4-10 2800 Los Angeles 13.5 mi w Lancaster (near Neenach); Antelope Valley 914 Comment
  UCR182684  Arabis sparsiflora R. G. Swinney 1998-4-13 5959 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  UC2030109  Arabis sparsiflora var. californica Valerie Soza, LeRoy Gross 2001-4-24 1178 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire Area, above Santa Anita Canyon, ca. 0.5mile WNW of the Santa Anita Dam. Comment
  CAS-BOT-BC171616  Aralia californica Parish 1900-4-15 10140 Los Angeles Old Wilson Trail Comment
  CAS-BOT-BC128635  Arbutus menziesii A. Davison 1893-7-21 s.n. Los Angeles Wilson's Peak Trail Comment
  CAS-BOT-BC23859  Arctostaphylos catalinae Lester Rowntree 1938-3-17 s.n. Los Angeles Catalina Island Comment
  RSA626691  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15743 Los Angeles Southwest of Bear Divide, off Little Tujunga Road. 950 Comment
  RSA631302  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21991 Los Angeles Liebre Mountains, 3.5 km east of Bear Campground. 1675 Comment
  RSA636832  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22121 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  UCSB4729  Arctostaphylos glandulosa Ballard 1955-2-15 Los Angeles Lookout over San Gabriel Peak; San Gabriel Mt. Range 914 Comment
  SEINET12524573 Image available Arctostaphylos glandulosa M. F. Buell, Helen F. Buell 1961-1 s.n. Los Angeles Saddle peak, Santa Monica mts. 671 Comment
  RSA626795  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1978-9-4 7237 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1650 Comment
  RSA634806  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20428 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  UCR179487  Arctostaphylos glandulosa subsp. glandulosa R. G. Swinney, Dave Larson 1996-8-7 5235 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, northern 2/3 of west half of Brown's Flat 1305 Comment
  RSA589241  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-6-8 2905 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
  CAS-BOT-BC39307  Arctostaphylos glauca Elmer I. Applegate 1927-2-28 4993 Los Angeles Tejon Pass, northern Los Angeles County. Along Ridge Road. Comment
  CAS-BOT-BC39345  Arctostaphylos glauca Henry J. Thompson 1959-2-20 1844 Los Angeles Santa Monica Mountains, Saddle Peak, .5 mile south-west of peak along Piuma Road. 670 Comment
  RSA0091353  Arctostaphylos glauca R. G. Swinney 2011-6-15 15165 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA631432  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20491 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA631437  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15617 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631470  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15712 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  RSA631634  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15835 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  UCR124563  Arctostaphylos glauca B. C. Templeton 1932-6-1 4871 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2330 Comment
  UCR266198  Arctostaphylos glauca David J. Keil 1980-3-28 13739 Los Angeles San Gabriel Mtns., Lower Shake campground near Lake Hughes 1311 Comment
  RSA0073297  Arctostaphylos glauca Bonnie C. Templeton 1938-6-1 4871 Los Angeles E. Blue Ridge, Big Pines Park, San Gabriel Mts. Comment
  RSA634889  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20403 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA635228  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20667 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  SD233272  Arenaria douglasii Scott D. White, Justin M. Wood 2009-5-6 12662 Los Angeles San Gqabriel Mountains: San Gabriel River - West fork, large fill slope on the S sode of Cogswell Reservoir. 793 Comment
  CHSC3665  Argemone munita Mary Mae Arthur 1966-6-4 48 Los Angeles San Gabriel Mts.- past Wilson turnoff on Angeles Crest Hy. Sandy turn out of road. 1219 Comment
  RSA0057890  Argemone munita Richard G. Swinney 2010-9-7 13683 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA434293  Argemone munita N. R. Zabriskie, John Arozena, Miriam Arozena 1971-4-26 408 Los Angeles Loomis Ranch west of Chilao, San Gabriel Mtns. 1296 Comment
  CAS-BOT-BC401704  Argemone munita subsp. munita A. D. E. Elmer 1902-6-1 3721 Los Angeles Acton Comment
  CAS-BOT-BC248307  Argyranthemum foeniculaceum R. E. Riefner, Jr. 2011-8-19 11 -103 Los Angeles Palos Verdes Peninsula, Malaga Cove, north ca. 0.2 mi from Paseo del Mar St. at Palos Verdes Dr. West 89 Comment
  SFV21452  Aristida purpurea var. parishii L. Gross, V. Soza, S. Tessel 2001-6-4 400 Los Angeles Verdugo Mountains Northwest side of mountains. Just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek in Sun Valley. On ridge that runs down to the mouth of McDonald Creek, on west side of creek but a short distance from the main crest. 366 Comment
  RSA12641  Artemisia biennis C. B. Wolf 1934-8-16 6057 Los Angeles Bryant Ranch east of Long Beach. 5 Comment
Read comments Sep 22 2011
  CLARK-A1528-1561  Artemisia californica John C. Roos 1942-9-20 1710 Los Angeles Hollywood Hills Comment
  POM50226  Artemisia californica L. W. Nuttall 1920-12-27 992 Los Angeles Rock Spring Canyon, Santa Catalina Island Comment
Read comments Jun 9 2014
  UC64863  Artemisia californica N. K. Berg 1904-3-7 Los Angeles Santa Monica Comment
  UCR212837  Artemisia californica Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1815 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  UCR68907  Artemisia californica Steve Boyd, T. Ross, et al 1990-4-7 4198 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  POM9640  Artemisia californica Philip A. Munz 1920-12-5 4401 Los Angeles Claremont. 366 Comment
  RSA417278  Artemisia douglasiana Louis Greata 1900-9-23 s.n. Los Angeles Eagle Rock. Comment
  UCR209612  Artemisia dracunculus R. G. Swinney 2008-10-10 9576 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA757087  Artemisia tridentata R. G. Swinney 2008-10-8 9518 Los Angeles Ball Flat, north of Jackson Lake. 1878 Comment
  UCD129367  Artemisia tridentata subsp. parishii A. A. Beetle 1958-9-5 13081 Los Angeles Newhall. Comment
  RSA0103915  Artemisia tridentata subsp. tridentata R. G. Swinney 2011-10-10 15733 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UCR85801  Asclepias californica T. S. Ross, Steve Boyd 1991-7-24 5640 Los Angeles San Gabriel Mtns, Granite Mountain, NNE slope 1900 Comment
  RSA70336  Asclepias californica F. W. Peirson 1929-7-1 8449 Los Angeles Mt. Pacifico. 1905 Comment
  SEINET10928356  Asclepias californica subsp. californica Carl B. Wolf 1936-5-27 Wolf s.n. 1936 Los Angeles San Gabriel Mountains, Aliso Canyon to Buckhorn Flats Road, 3.6 mi above Tie Camp summit (1st summit) 1890 Comment
  UC588168  Asclepias eriocarpa Victor Duran 1933-7-25 3532 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  RSA716478  Asclepias erosa Scott D. White, Andrea Warniment 2006-7-7 11600 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  UC22990  Asclepias fascicularis J. H. Barber 1897-7-2 237 Los Angeles Bear canyon Comment
  UC1594402  Asphodelus fistulosus Tim Ross and Elizabeth Kellogg 1992-4-13 6137 Los Angeles n head San Clemente Island (off e end of active runway) 42 Comment
  SBBG21965  Aspidotis californica P. H. Raven, R. F. Thorne 1964-5-7 18994 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs Comment
  UCD104716  Astragalus didymocarpus P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Comment
  RSA497602  Astragalus douglasii A. C. Sanders, E. J. Lawlor 1988-4-3 7750 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  RSA730067  Astragalus douglasii R. G. Swinney 1999-5-8 7137 Los Angeles San Gabriel Mtns.: Pinon Hills, Boneyard Canyon near spring not shown on topo, very near LA Co. line. 1463 Comment
  SBBG68198  Astragalus douglasii R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  UCD104740  Astragalus douglasii L. Lapre 1990-4-24 s.n. Los Angeles Palmdale area, Elizabeth Lake Rd at California Aqueduct. San Andreas rift zone bisects the site. 914 Comment
  UCR232378  Astragalus lentiginosus var. albifolius Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7996 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, c. 120 m west of Sierra Hwy and 140 m north of Ave B, just N of a rectangular pond 703 Comment
  UCR149528  Astragalus lentiginosus var. antonius R. G. Swinney 1997-6-25 5641 Los Angeles San Gabriel Mtns., southwest of Wrightwood, Blue Ridge c. 0.5 mi. west of Guffy Camp, Forest Service Rd. 3N06, c. 5.1 miles east of Hwy 2 2518 Comment
  CAS-BOT-BC187095  Astragalus lentiginosus var. borreganus Le Roy Abrams; E. A. McGregor 516 Los Angeles Palmdale, Mohave [Mojave] Desert Comment
  CAS-BOT-BC194247  Astragalus pachypus S. B. Parish 1914-5-27 9223 Los Angeles Near the summit of the desert slope of Tejon Pass Comment
  SEINET3127352  Astragalus pulsiferae var. pulsiferae M. E. Jones 1897-6-19 sn Los Angeles Chat. [perhaps Chatsworth in Los Angeles Co.?] 1615 Comment
Read comments Oct 1 2014
  NY345445  Astragalus pycnostachyus var. lanosissimus H. E. Hasse 1888-8-24 Los Angeles Near Palms Comment
Read comments Mar 12 2011
  CAS-BOT-BC194001  Astragalus trichopodus var. lonchus Grant 1901-4-9 3760 Los Angeles Avalon Comment
  RSA235239  Astragalus trichopodus var. lonchus E. R. Blakley 1961-9-24 4771 Los Angeles Santa Catalina Island. N side of Ben Weston Beach. 6 Comment
  RSA583046  Astragalus trichopodus var. lonchus T. S. Ross 1993-4-22 6890 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); southerly coastal slope of 1320 m SE of Cactus Peak summit. 351 Comment
  RSA415736  Astragalus trichopodus var. lonchus Grethe Markedahl, E. S. Spalding 1922-2-16 s.n Los Angeles Sentous Station, near Los Angeles. Comment
  UC1234758  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17794 Los Angeles Middle Canyon 2.9 mi above the Ranch (Santa Catalina Island); , Middle Canyon 243 Comment
  RSA599268  Astragalus trichopodus var. phoxus Steve Boyd, Lauren Raz 1997-3-31 9442 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  UC862985  Astragalus trichopodus var. phoxus I. W. Clokey and B. C. Templeton 1930-4-8 4647 Los Angeles San Francisquito Canyon 800 Comment
  CAS-BOT-BC17506  Athysanus pusillus C. F. Baker 1904-4-1 4124 Los Angeles Claremont. Comment
  RSA411863  Atriplex argentea subsp. expansa Edwin Kline 1924-8-18 14841 Los Angeles Waste Places Comment
  SBBG65362  Atriplex argentea var. expansa R. Hoffmann 1927-6-14 Los Angeles Neenach Comment
  POM257561  Atriplex californica C. B. Wolf 1932-5-12 3601 Los Angeles Santa Catalina Island: between Little Harbor and Cottonwood Creek. 46 Comment
  RSA341621  Atriplex californica F. C. Boutin 1967-4-23 1639 Los Angeles San Clemente Island: Wilson Cove Comment
  POM657  Atriplex coulteri George B. Grant, Walter Wheeler 1904-4-21 82 a 2313 Los Angeles Santa Catalina Island. Pacific Ocean off Southern California. Comment
  UC1594407  Atriplex coulteri Tim Ross and Elizabeth Kellogg 1992-4-13 6143 Los Angeles 340 degrees nnw 1140 m distant from 199 BM' near Flasher (nw part of San Clemente Island, coastal terrace in the vicinity of Darter); nw part San Clemente Island, vicinity of Darter 18 Comment
  UCR236896  Atriplex coulteri Jeremiah George, Audrey George 2012-6-1 s.n. Los Angeles South Coast, Palos Verdes Estates, Malaga Cove immediately SW of the Palos Verdes Beach and Athletic Club 5 Comment
  RSA0002482  Atriplex johnstonii C. B. Wolf 1930-12-23 1821 Los Angeles Coastal bluffs at Playa del Rey 30 Comment
  CAS-BOT-BC170109  Atriplex lentiformis I. Johnston 1917-6-10 1900 Los Angeles Playa del Rey Comment
  POM244910  Atriplex lentiformis F. R. Fosberg 1931-5-18 4894 Los Angeles Santa Catalina Island, Little Harbor 2 Comment
  SEINET4135194  Atriplex lentiformis Grant D. Brown 1950-11-24 565 Los Angeles Base of Palisades bet. Colorado Avenue and Broadway in Santa Monica.; 0 8 Comment
  RSA478289  Atriplex lentiformis subsp. breweri G. J. Hoffenberg 1928-7-24 s.n. Los Angeles Del Rey Palisades Comment
  UC1136289  Atriplex lentiformis subsp. lentiformis R. St. John 1933-2-15 335 Los Angeles Pacific Palisades Calabasas Quad., Pacific Palisades Comment
  RSA235261  Atriplex leucophylla E. R. Blakley 1962-10-5 5428 Los Angeles North of Whites Landing, Santa Catalina Island. 3 Comment
  RSA478313  Atriplex leucophylla Louis Greata 1900-9-2 s.n. Los Angeles Santa Monica Comment
  RSA598391  Atriplex leucophylla J. P. Rebman, Jonathan Dunn 1996-4-29 3108 Los Angeles San Clemente Island. Eel Cove and Eel Cove canyon on west side of island; 32 deg 55 N, 118 deg 32 W. 10 Comment
  HSC95405  Atriplex micrantha A. C. Sanders, Mark A. Elvin, Cathleen Weigand 2002-7-30 25491 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley. 300 Comment
  RSA478401  Atriplex semibaccata F. R. Fosberg 1931-4-13 S 4600 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach. 0 Comment
  SBBG128367  Atriplex semibaccata M. L. Hoefs 1991-5-22 1287 Los Angeles near rd to Two Harbors in cyn SE of Little Harbor 54 Comment
  UCR201606  Atriplex semibaccata Justin M. Wood 2008-11-20 236 Los Angeles San Gabriel Mountains, ANF Road (1N36)/SCE access road west of Van Tassel Canyon, above the city of Duarte 793 Comment
  RSA692081  Atriplex serenana var. serenana A. C. Sanders, Mark Elvin 2002-8-28 25598 Los Angeles NE end of Santa Susana Mts.: Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusment park 360 Comment
  SEINET4136174  Atriplex serenana var. serenana Steve Boyd, L. Raz 1996-10-14 9036 Los Angeles Liebre Moutains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road.; 0 671 Comment
  UCR125946  Atriplex serenana var. serenana A. C. Sanders, Mark Elvin 2002-6-19 25203 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  RSA0117865  Avena barbata Robert L. Benson 1960-5-19 48 Los Angeles Blanchard Park. [Pomona College.] Claremont. 365 Comment
  RSA0119757  Avena barbata R. G. Swinney 2014-5-27 16669 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
  SD90505  Avena barbata Robert F. Thorne 1966-4-17 36145 Los Angeles San Clemente Island, near Lemon Tank, south of Nanny, northeast side of island. 305 Comment
  UCR214671  Avena barbata A. C. Sanders, Dan S. Cooper 2010-4-30 38152 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CATA313  Azolla filiculoides Mark L. Hoefs 1973-6-5 339 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, in stream bed by main road at bridge 22 Comment
  RSA618983  Azolla filiculoides LeRoy Gross 1998-9-20 69 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  RSA599738  Baccharis emoryi L. C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mountain: Barrel Springs. 899 Comment
  RSA652564  Baccharis glutinosa George Maruko 1948-2-23 s.n. Los Angeles South slope above golf course, Griffeth Park, Los Angeles. 213 Comment
  UCSC000768  Baccharis pilularis Greg Gilbert 2004-3-26 s.n. Los Angeles 6.5 mi. E.S.E. of Whitaker Pk. Whitaker Pk. - Tejon Comment
  CHSC20910  Baccharis salicifolia Robert A. Schlising 1972-2-10 3010 Los Angeles Lopez Canyon, north of Pacoima. Comment
  POM350350  Baccharis salicifolia M. B. Dunkle 1933-6-17 3586 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  RSA592421  Baccharis salicifolia Mark Hoefs, D. Propst 1973-3-3 46 Los Angeles Santa Catalina Island: Cottonwood Canyon. just below Escondido 213 Comment
  RSA598662  Baccharis salicifolia L. C. Wheeler 1966-11-19 9132 Los Angeles San Gabriel Mountains. Tunnel Bypass, 1/4 mi. upstream from Dutch Louie Camp, Pacoima Canyon. 716 Comment
  SBBG130997  Baccharis salicifolia S. A. Junak 1999-5-6 SCa 885 Los Angeles Parsons Landing, at W end of beach, just inland from crk mouth 6 Comment
  SD66843  Baccharis salicifolia R. Mitchel Beauchamp 1967-6-2 541 Los Angeles San Clemente Island, halfway between Eel Point and the sand dunes. 29 Comment
  UCD150972  Baileya multiradiata D. S. Park 2010-4-27 58 Los Angeles Ranch Santa Ana Botanic Garden 366 Comment
Read comments Jan 5 2017
  LA204056  Berberis nevinii John Thomas Howell; Martha Hilend 1930-5-11 sn Los Angeles San Fernando Valley Comment
  RSA435911  Berberis nevinii Luellapearl Hammer 1929-04 s.n. Los Angeles Sandy slope, Arroyo Seco Comment
  RSA507644  Berberis nevinii Fay A. MacFadden 1932-4-19 10180 Los Angeles Pacoima Wash, San Fernando Valley Comment
  SBBG70034  Berberis nevinii C. B. Wolf 1927-7-27 682 Los Angeles ca. 0.5 mi S of San Fernando Comment
  SD215425  Berberis nevinii Gary Wallace, Scott Eliason 1998-2-20 Los Angeles San Gabriel Mountains; Lopez Canyon north of San Fernando; Angeles National Forest. 456 Comment
  RSA618689  Berula erecta LeRoy Gross 1998-9-20 72 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  UCR126228  Bidens pilosa A. C. Sanders 2003-3-14 25747 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA670599  Bloomeria crocea B. C. Templeton 1930-5-27 1465 Los Angeles Near Mulholland Drive. Santa Monica Mountains. 300 Comment
  RSA0128793  Boechera californica Orlando Mistretta, Mark Elvin 1995-5-10 1700 Los Angeles Bare Mountain Canyon 1463 Comment
  UCR141381  Boechera pulchra A. C. Sanders, D. Malueg 1998-6-22 22045 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  JEPS63998  Bolboschoenus maritimus W. F. Parish 1891-1 Los Angeles Long Beach Long Beach (southern California) Comment
  CAS-BOT-BC30971  Bolboschoenus maritimus J. Ewan 1930-9-15 5525 Los Angeles Ballona Creek near Playa del Rey Road. 7 Comment
  UCR141713  Boschniakia strobilacea R. G. Swinney 1997-8-19 5830 Los Angeles Eastern San Gabriel Mountains, San Antonio Peak (= Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  RSA527650  Bowlesia incana Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4371 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA729344  Boykinia rotundifolia R. G. Swinney, D. W. Larson 1999-6-25 7401 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  RSA729421  Boykinia rotundifolia R. G. Swinney 1998-8-21 6786 Los Angeles Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle. 1073 Comment
  UCR126954  Boykinia rotundifolia L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains, Fish Fork 1098 Comment
  SBBG132333  Brassica geniculata D. Pivorunas, J. Savaga, J. Lambert, J. Dunn 2003-5-28 7 -2003 Los Angeles below Tota parking lot 350 Comment
  UCR259240  Brassica geniculata R. G. Swinney 2010-9-9 13751 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
  UCR273226  Brassica geniculata R. G. Swinney 2011-10-18 15823 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
Read comments Aug 24 2017
  RSA0043289  Brassica kaber var. pinnatifida William W. Baker 1974-3-25 s.n. Los Angeles Along Ventura Blvd. just W of Winnetka Ave. 243 Comment
  UCR127405  Brassica nigra A. C. Sanders, M. S. Enright 2002-8-8 25572 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804 457 Comment
  SEINET10838674  Brassica nigra David B. Dunn 1941-3-3 Dunn 697 Los Angeles Ucla campus. Comment
  CAS-BOT-BC36733  Brassica rapa Peter H. Raven; Henry J. Thompson 1959-10-31 14717 Los Angeles Santa Monica Mountains. Wells Avenue near Tampa Avenue. 304 Comment
  RSA482916  Brassica rapa Jennie Alberts 1884-5-3 s.n. Los Angeles University Campus, West Los Angeles. Comment
  SEINET10858337 Image available Brassica rapa Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2577 Los Angeles City of San Gabriel. Hawaii Supermarket, 120 E. Valley. Comment
  UCR108330  Brickellia californica L. C. Wheeler 1952-10-11 6373 Los Angeles San Rafael Hills, Chevy Chase Drive Comment
  RSA94116  Brickellia californica F. W. Peirson 1924-10-26 5262 Los Angeles Arroyo Seco below California Street bridge, Pasadena 198 Comment
  RSA533889  Brodiaea kinkiensis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5165 Los Angeles San Clemente Island, 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 442 Comment
  UC1280468  Brodiaea kinkiensis Theodore F. Niehaus and Roderick 1965-4-2 397 Los Angeles se Lemmon Tank along s rim of canyon on e side San Clemente Island Comment
  UCR204850  Bromus R. G. Swinney 2005-8-9 8417 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  OBI52711  Bromus arizonicus A. C. Sanders 1988-3-17 7732 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Dr, E of Vista Del Mar Blvd 30 Comment
  SEINET4344921  Bromus berteroanus Unknown 1904-4-16 123 Los Angeles Los Angeles Comment
  RSA594454  Bromus carinatus D. L. Banks 1996-3-25 865 Los Angeles Claremont; Oakwood Apartments; 580 S. Bucknell Avenue; W side of street across from the Apartment complex. On disturbed ground between the sidewalk and school playground. Comment
  UCR125627  Bromus carinatus A. C. Sanders 2003-5-26 26848 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
  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
  RSA533473  Bromus catharticus Timothy S. Ross 1991-4-21 4568 Los Angeles Whittier Hills (Puente Hills, pro parte), Skyline Drive at the head of Turnbull. 323 Comment
  CAS-BOT-BC156113  Bromus diandrus John H. Thomas 1957-5-17 6765 Los Angeles Los Angeles. Occidental College Campus. Near Moore Laboratory. Comment
  SD31218  Bromus diandrus Edith A. Purer 1931-4-3 1767 Los Angeles Palos Verdes Hills on hillsides Comment
Read comments Jul 11 2010
  RSA679943  Bromus grandis LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 945 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  UCD58632  Bromus grandis L. R. Abrams 1902-6-29 2600 Los Angeles Summit of Mt. Wilson. Comment
  UCD58969  Bromus madritensis Katharine Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  SEINET269223 Image available Bromus rigidus Scott D. White, Chet McGaugh 1995-5-16 3059 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts.'Sunshine Cyn': W of San Fernando Rd. and I-5 fwy SW of interchange w/ 457 Comment
  LA105413  Bromus rubens Barry A. Prigge; 8517 Los Angeles Santa Susana Mountains, between Falls Creek and Devil Canyon: ca. 1 air mi. NE of junction of Simi Valley Frwy and Topanga Canyon Blvd 502 Comment
  RSA598100  Bromus rubens Steve Boyd, Lauren Raz 1997-3-4 9148 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
  RSA656328  Bromus rubens Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 682 Los Angeles Verdugo Mountains, north side: Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park., Area burned in August 1999. 579 Comment
  RSA617483  Bromus sterilis Scott D. White, Sandy Leatherman 1998-5-22 6566 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. 427 Comment
  UC1131273  Bromus tectorum A. Lewis 1933-4-23 190 Los Angeles 2 1/2 mi sw of Del Sur 853 Comment
  SEINET3923872  Bromus trinii Tim Ross 1992-4-4 6089 Los Angeles Adobe MOUNTAIN: SW Mojave Desert; on the Adobe Mountain USGS 7.5 topo.; 0 927 Comment
  LA202290  Calandrinia breweri Arthur C. Gibson; 2005-4-20 5040 Los Angeles Comment
  RSA703201  Calandrinia breweri LeRoy Gross 2005-2-15 1400 Los Angeles Along ridgeline between Brand and Childs Canyons. South side of the Verdugo's. 715 Comment
  UCR190433  Calandrinia breweri R. G. Swinney 2000-5-6 7670 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  UCR200035  Calandrinia breweri Valerie Soza, B. Hogshead 2003-4-23 1641 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, ridgetop between Brand Canyon and Childs Canyon 595 Comment
  RSA0116195  Calandrinia ciliata Steven A. Junak 2000-4-15 SCa- 1204 Los Angeles Santa Catalina Island. On W side of road to Lone Tree, ca. 0.1 mi. from junction w/ Divide Road. 479 Comment
  RSA0025287  Callistemon viminalis R. E. Riefner Jr. 2010-5-31 10 -41 Los Angeles Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, E of Vermont Ave. and N of West Anaheim St. Elevation less than sea level. 0 Comment
  RSA611670  Callitriche marginata Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10101 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
  CAS-BOT-BC132234  Calochortus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  RSA377245  Calochortus albus Louis C. Wheeler 1932-6-12 814 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  SBBG17349  Calochortus albus K. A. Wilson 1962-4-23 1263 Los Angeles Old Topanga Cyn Blvd Comment
  POM246473  Calochortus catalinae F. R. Fosberg 1931-4-2 S 4456 Los Angeles Santa Catalina Island: Divide between Hamilton and Descanso Canyons. 200 Comment
  UC1929606  Calochortus catalinae Mark Elvin, Janet Takera, Mary Meyer, Shelia Shyler, Sarah Crockett 1997-3-16 368 Los Angeles Channel Island; Santa Catalina Island: Santa Catalina Island. Ridge top running due west of jct Divide Rd and road to Avalon. Comment
  UC457215  Calochortus catalinae Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR155127  Calochortus clavatus A. C. Sanders 2005-5-5 29923 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  UCR46115  Calochortus clavatus Kathy Harper 1986-5-17 s.n. Los Angeles Western Transverse Range, Forest Park, W side of Vasquez Canyon Road at the junction with Sierra Hwy 518 Comment
  RSA596049  Calochortus clavatus var. clavatus Timothy S. Ross, J. Mark Porter 1995-5-4 8415 Los Angeles Texas Canyon: NE of Bouquet Canyon Road. 555 Comment
  RSA0004329  Calochortus clavatus var. clavatus Anstruther Davidson 1892-06 s.n. Los Angeles Laurel Canyon. Los Angeles. Comment
  UCR191307  Calochortus invenustus R. G. Swinney 1998-7-2 6256 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CAS-BOT-BC132482  Calochortus plummerae Marcus E. Jones 1926-6-2 s.n. Los Angeles Claremont Comment
  RSA377428  Calochortus plummerae Anstruther Davidson 1892-06 s.n. Los Angeles Los Angeles Comment
  UCR146515  Calochortus plummerae Scott D. White, Michael Honer 2004-6-30 10539 Los Angeles San Gabriel Mountains, Mt. Baldy (town); along Glendora Ridge Rd. c. 0.25 mi SW of jct. with Mt. Baldy Rd. 1372 Comment
  RSA651580  Calochortus splendens D. Bartholomew 1961-5-20 s.n. Los Angeles San Antonio Heights. Comment
  LA38799  Calochortus venustus Peter H. Raven; 1960-5-21 15400 Los Angeles SANTA MONICA MOUNTAINS, Cornell Corners. 243 Comment
  POM308903  Calycadenia tenella Samuel R. Tyson 1944-6-19 702 Los Angeles Johnston Peak, Bluebird Jct., San Gabriel Mts. 2 Comment
  UCR240243  Calystegia macrostegia Dan S. Cooper 2012-9-6 912- 67 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  RSA710603  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20006 Los Angeles San Gabriel Mountains, Mt. Baldy Road above Claremont 800 Comment
  RSA422169  Calystegia occidentalis subsp. fulcrata Robert Gustafson 1978-6-1 972 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA716899  Calystegia occidentalis subsp. fulcrata LeRoy Gross, Bryan Carey 2006-6-20 2522 Los Angeles Straight across road (3N17.6) from the sign to enter into Messenger Flats Campground, west of Mount Gleason. 1799 Comment
  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
  UCR182768  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1997-7-22 5718 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UCR189755  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1998-7-10 6389 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-BC215908  Calystegia peirsonii R. K. Brummitt; S. D. Boyd 1998-5-25 20027 Los Angeles 10 km NE of Castaic, San Francisquito Canyon just N of powerhouse below Drinkwater Res. 485 Comment
  SBBG8209  Calystegia peirsonii A. Parikh, N. Gale 1999-5-22 LA- 6 Los Angeles Rio Dulce site, S of Agua Dulce and Hwy 14, E of Agua Dulce Cyn Rd, N of Soledad Cyn 750 Comment
  IRVC26345  Camissonia bistorta A. C. Sanders, Andy Thompson 2003-4-15 26017 Los Angeles Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 351 Comment
  RSA465693  Camissonia bistorta Grace Shaffer s.n. Los Angeles Sierra Madre, Mountain Trail St. Comment
  UCR107760  Camissonia bistorta D. Zygielbaum, M. Low 1997-3-6 5 Los Angeles Base of San Gabriel Mtns., Claremont, NW corner of Mills Avenue and Foothill Boulevard. N end of field station panhandle near most northern dirt access road 412 Comment
  RSA465688  Camissonia bistorta Richard C. Barkelew 1929-4-17 s.n. Los Angeles Santa Monica Mountains, Mulholland Highlands, Los Angeles. Comment
  RSA0115833  Camissonia californica R. G. Swinney 2011-3-29 14253 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
  RSA199772  Camissonia californica I. W. Clokey, Bonnie C. Templeton 1929-04 4459 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA466157  Camissonia californica E. S. Spalding 1923-5-23 s.n. Los Angeles Santa Monica Mountains, Laurel Canyon. Comment
  RSA466152  Camissonia californica Anstruther Davidson 1890-3-14 1899 Los Angeles Los Angeles. Comment
  RSA454718  Camissonia campestris subsp. campestris Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-8 s.n. Los Angeles Antelope Valley, Mojave Desert. East side of Valley. Comment
  RSA595115  Camissonia campestris subsp. campestris Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8579 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  UCR192532  Camissonia graciliflora A. C. Sanders 2008-4-10 34791 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  RSA584128  Camissonia hirtella Tim S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2967 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
  RSA675940  Camissonia hirtella LeRoy Gross 2003-3-9 801 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  RSA75442  Camissonia hirtella F. W. Peirson 1929-6-30 8421 Los Angeles Clearing below the road near Tie Canyon stream; Aliso Creek, San Gabriel Mts. 1357 Comment
  RSA449004  Camissonia ignota Albert J. Perkins 1920-4-27 s.n. Los Angeles Santa Anita Canyon near hermits 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
  RSA454100  Camissonia strigulosa E. S. Spalding 1925-4-29 s.n. Los Angeles Vacant lot, Glendale Comment
  SDSU3314  Camissoniopsis bistorta H. Wedberg 1958-5-1 562 Los Angeles About 1/4 mile east of Killgore Street, Playa del Rey. 32 Comment
  LA46797  Camissoniopsis intermedia Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC160530  Camissoniopsis lewisii H. Wedberg 1958-5-1 273 Los Angeles About 1/4-mile east of Killgore Street, Playa del Rey Comment
  SDSU8868  Camissoniopsis lewisii R. M. Beauchamp 1967-6-3 565 Los Angeles On grassy slope on north side of canyon south of thirst. San Clemente Island. Comment
Read comments May 16 2008
  RSA66295  Canbya candida F. W. Peirson 1926-4-26 6660 Los Angeles about 6 miles west of Rock Creek, Comment
  UCR282195  Capsicum D. E. Bramlet 2011-5-16 4833 Los Angeles Puente Hills near Whittier, Rose Hills Memorial Park 305 Comment
  CAS-BOT-BC37900  Cardamine oligosperma Louis C. Wheeler 1957-3-31 7248 Los Angeles San Rafael Hills. Normandy Drive, ca. 100 yards north of LA county-Pasadena city line. Comment
  UCR274130  Carduus pycnocephalus Steven A. Junak 1999-5-20 SCa- 958 Los Angeles Channel Islands, Santa Catalina Island, along Cottonwood-Black Jack Road, plant stop 341 Comment
  UCR209617  Carex R. G. Swinney 2008-10-10 9584 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
Read comments Sep 12 2018
  RSA585698  Carex alma Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3001 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA88718  Carex alma F. W. Peirson 1918-5-21 1636 Los Angeles Canyon of Arroyo Seco, near Pasadena. Comment
  UC212055  Carex barbarae I. M. Johnston 1918-8-18 2117 Los Angeles Live Oak Canyon San Antonio Mountains 411 Comment
Read comments May 10 2012
  RSA310126  Carex fracta Wayne E. Sawyer 1980-7-3 6 Los Angeles Angeles National Forest: CA. Higway 2 between Dawson Saddle and junction of Higway 39, 1.6 mile from Dawson Saddle 2302 Comment
  CAS-BOT-BC21763  Carex hassei Robert F. Thorne; M. Z. Thorne 1967-7-19 37188 Los Angeles Big Cinega Springs above Crystal Lake Recreation Area. San Gabriel Moutains, Angeles National Forest. 1981 Comment
  UCR203233  Carex praegracilis R. G. Swinney 2005-7-21 8314 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA230187  Carex schottii Robert F. Thorne 1969-7-2 38346 Los Angeles San Gabriel Mountains, Angeles National Forest: wet, sloping meadow at Big Pines 2088 Comment
  RSA653904  Carex spissa Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 814 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 548 Comment
  SEINET7577156 Image available Carex subfusca Timothy S. Ross, Steve Boyd 1990-5-17 2579 Los Angeles San Gabriel Mountains, Little Gleason Forestry Plantation, north side of Mt Gleason Road about the east headwaters of Gleason Canyon, and about 2 (air) miles E of Mt Gleason summit. Acton USGS 7.5' quadrangle. Forest Service tree plantation. 1682 Comment
  RSA152000  Carex texensis Chas. H. Quibell 1956-06 525 Los Angeles At 134 S Encinitas Ave, Monrovia, Calif. Comment
  LA18016  Carex triquetra Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass Comment
  RSA771621  Carex triquetra D. Propst 1972-05 RFT- 42166 Los Angeles Santa Catalina Island. Comment
  UCD50467  Carya illinoinensis Collector Unknown 1982-11-1 s.n. Los Angeles CA: Los Angeles Co.: tree infront of house at Arcadia Ave., Arcadia. Comment
  RSA636107  Casimiroa edulis Robert F. Thorne 1974-6-1 44710 Los Angeles Claremont. 335 Comment
  RSA188320  Castilleja affinis Robert F. Thorne, Percy C. Everett 1965-6-22 34912 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  UCR129406  Castilleja affinis A. C. Sanders, Mark Elvin 2002-6-20 25248 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
  POM7656  Castilleja affinis subsp. affinis C. F. Baker 1904-5-12 4232 Los Angeles Hills near Claremont. Comment
  RSA400511  Castilleja angustifolia N. C. Cooper 1948-4-21 2667 Los Angeles Little Rock. 762 Comment
  POM18012  Castilleja applegatei subsp. martinii Philip A. Munz 1923-5-26 6862 Los Angeles Rock Creek, San Gabriel Mountains 1707 Comment
  POM308416  Castilleja applegatei subsp. martinii Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3104 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  UCR182696  Castilleja exserta R. G. Swinney 1998-4-11 5933 Los Angeles San Gabriel Mtns, Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. 793 Comment
  UCSB6116  Castilleja exserta subsp. exserta Ellis, Richard 1960-4-11 Los Angeles Tapia park; on Malibu Cyn Rd; approx. 8 mi N of 101 hiway 609 Comment
  LA51885  Castilleja exserta subsp. venusta A. M. Johnson; 1932-3-12 sn Los Angeles Faculty Hill, U.C.L:.A., Westwood Comment
  LA200848  Castilleja foliolosa Norman A. Cole; May 1964 377 .13 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 1.2 mi from junction of Rambla Pacifico and Schuern Road. 685 Comment
  SD60409  Castilleja foliolosa Peter H. Raven 1962-5-20 17769 Los Angeles Santa Catalina Island, road above Pebbly Beach 60 Comment
  UCR139425  Castilleja foliolosa Fay A. MacFadden 1931-3-17 11 E Los Angeles La Tuna Canyon, Verdugo Hills 488 Comment
  RSA0048552  Castilleja foliolosa Edward E. Gripp 1950-4-20 s.n. Los Angeles Topanga. 304 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
  SD80904  Castilleja grisea M. B. Dunkle 1939-4-2 7201 Los Angeles Southeast coast of San Clemente Island, Common on lower slope bluffs. Comment
  RSA747330  Castilleja minor subsp. spiralis R. G. Swinney 2005-8-9 8431 Los Angeles San Gabriel Mts: Big Rock Creek at Paradise Springs. 1439 Comment
  UCR150046  Castilleja minor subsp. spiralis L. C. Wheeler 1967-9-4 10686 Los Angeles Transverse Ranges; San Gabriel Mountains, Ravine south of Camp Lupine, Prairie Fork 2043 Comment
  RSA725791  Castilleja plagiotoma R. G. Swinney 1998-5-16 6055 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  UCSC001472  Catalpa bignonioides Peter Kamb 1947-5-25 542 Los Angeles Altadena 396 Comment
  RSA0091341  Caulanthus amplexicaulis R. G. Swinney 2011-5-12 14690 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  RSA737842  Caulanthus amplexicaulis var. amplexicaulis LeRoy Gross, Duncan S. Bell 2008-5-27 3424 Los Angeles East of Mill Creek, and Angeles Forest Highway. west from the Falcon Mine. Southwest of Mill Creek summit. 1311 Comment
  RSA0040087  Caulanthus coulteri Sandra Leatherman, Jennifer S. Pareti 2014-4-17 2014 -5 Los Angeles Liebre Mountains region: Northern Los Angeles County; Castaic Lake area in the Grasshopper Canyon Watershed; East of Interstate 5 and west of the Castaic Lake Dam. 1370 Comment
  RSA253136  Ceanothus arboreus Gary D. Wallace 1975-3-23 1406 Los Angeles Santa Catalina Island, at Black Jack Mine, along road, steep slope NNW slope of Black jack Mine 427 Comment
  UC1071003  Ceanothus crassifolius P. L. Johannsen 1934-1-26 242 Los Angeles Brown's Canyon Santa Susana quad 396 Comment
  UCSB3862  Ceanothus crassifolius Ballard 1955-2-15 Los Angeles Lookout over San Gabriel Peak 914 Comment
  SEINET12209841  Ceanothus cuneatus C. Wyman, Bright, J. F. 8355 Los Angeles Bogart Canyon Comment
  RSA399024  Ceanothus cuneatus var. cuneatus A. Menke 1955-4-16 s.n. Los Angeles Pine Canyon near Hidden Lake. Comment
  UC71947  Ceanothus cuneatus var. cuneatus E. D. Palmer Mar. 1902 Los Angeles Echo Mt. Comment
  CAS-BOT-BC50163  Ceanothus integerrimus Herman Knoche 1919-6-14 Series A, No. 853 Los Angeles Mt. Lowe 1828 Comment
  UCR108372  Ceanothus leucodermis L. C. Wheeler 1961-6-13 7870 Los Angeles San Gabriel Mtns, Pacoima Canyon at Bad Canyon 1098 Comment
  RSA399119  Ceanothus megacarpus H. L. Bauer 1931-3-1 s.n. Los Angeles Tunas Canyon near Topanga Canyon. Comment
  CAS-BOT-BC51438  Ceanothus megacarpus var. megacarpus Peter H. Raven; Robert F. Thorne 1964-5-7 19028 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  CAS-BOT-BC50466  Ceanothus oliganthus H. E. McMinn 1925-8-6 1551 d Los Angeles San Gabriel Mountains: Flat in Sawpit Canyon Comment
  RSA399729  Ceanothus oliganthus var. oliganthus Christopher Davidson, Robert Gustafson 1975-6-24 2872 Los Angeles Big Tujunga Canyon, ca. 5 mi NE of Sunland on rd 2N78 in a small side canyon running SW. 686 Comment
  RSA651872  Ceanothus oliganthus var. oliganthus Stephen Hill 1981-2-27 26 Los Angeles Hwy 39, 2.7 mi. N. of Morris Dam. Comment
  UCD112709  Ceanothus palmeri Antonio F. Machado; Lisa Seemann 1993-4-28 5 a Los Angeles Santa Clarita Valley, S of Spunky Canyon Rd, 3.4 mi E of San Francisquito Rd. 1100 Comment
  SD37636  Ceanothus spinosus Edith A. Purer 1935-5-11 6564 Los Angeles Hillside, Malibou Road, Santa Monica Mountains Comment
  UCR223191  Ceanothus vestitus R. G. Swinney 2009-7-22 11298 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UCR223454  Ceanothus vestitus R. G. Swinney 2009-6-8 11101 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
  UCD150977  Centaurea melitensis D. S. Park 2010-4-29 63 Los Angeles Wildwood Canyon, trailside. Growing on hillside 30 degree gradient. 447 Comment
  UCR281287  Centaurea melitensis R. G. Swinney 2014-5-8 16471 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
  CDA19856  Centaurea melitensis anon. 2002-5-7 PDR 1253287 Los Angeles Southern California; Hwy 101 onramp eastbound to Calabasas Pkwy. 0 Comment
  LA94401  Centaurea melitensis Carl Epling; 1926-5-8 Los Angeles Santa Monica Mountains, Topango Canyon Comment
  RSA593398  Centaurium exaltatum Steve Boyd, Orlando Mistretta 1996-5-23 8822 B Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCR95285  Centaurium exaltatum Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8833 Los Angeles Liebre Mtns, Castaic Creek drainage upstream from confluence of Fish Canyon. 610 Comment
  UCR205861  Centrostegia thurberi R. G. Swinney 2008-5-8 8803 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA392714  Centrostegia thurberi var. thurberi Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA0014965  Cercocarpus betuloides Steve D. Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11693 Los Angeles Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservancy reserve lands. Comment
  UCR114206  Cercocarpus betuloides A. C. Sanders, D. Malueg 1998-6-24 22072 Los Angeles San Gabriel Mtns., brushy SE facing slope on ridge c. 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
  CAS-BOT-BC137248  Cercocarpus betuloides var. blancheae S. B. Parish 1916-3-31 107512 Los Angeles Santa Catalina Island Comment
  UC466614  Cercocarpus betuloides var. blancheae R. L. Pendleton 1909-7-4 1406 Los Angeles s of Avalon (Santa Catalina Island); Santa Catalina Island 365 Comment
  RSA190899  Cercocarpus traskiae Robert F. Thorne 1967-3-18 36736 Los Angeles Santa Catalina Island. Salta Verde, Wild Boar Gully (new name in honor of angry boar which charged but missed me). 168 Comment
  RSA584854  Chaenactis artemisiifolia Timothy S. Ross 1993-6-1 7357 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 841 Comment
  POM351713  Chaenactis fremontii Anstruther Davidson, Hasse 1906-6-5 1464 Los Angeles Big Rock Creek. [San Gabriel Mountians] Comment
  CAS-BOT-BC277333  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1906-6-17 6919 Los Angeles Summit Mt Wilson Comment
  OBI56575  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz, Timothy S. Rose 1997-4-1 9458 Los Angeles Liebre Mts Region: Upper watershed of Osito Cyn between I-5 and the Old Ridge Rte, vicinity of "Osito Flat", a distinctive, open grassy break in slope under the high tension power lines. T6N R17W SE 3/4 sec 7 914 Comment
  RSA0068254  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-3-22 12083 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  RSA747372  Chaenactis santolinoides R. G. Swinney 2008-6-10 8991 Los Angeles Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1933 Comment
  UCR141590  Chaenactis santolinoides June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  NY163289  Chaenactis santolinoides var. indurata L. Abrams 1902-6-29 2589 Los Angeles Mt. Wilson 1767.8 Comment
  RSA0073717  Chaenactis stevioides Orlando Mistrettta, Christine Mistretta 2005-4-21 2053 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA550029  Chaenactis stevioides Walter Wisura, E. Roeder 1992-4-21 4695 Los Angeles West Mojave: Mountain Brook Ranch near Valyermo. Comment
  UCR179967  Chaenactis stevioides R. G. Swinney 1996-5-27 4740 Los Angeles Eastern San Gabriel Mtns, east of Table Mountain and NW of Wright Ridge 2274 Comment
  UCR281320  Chaenactis stevioides R. G. Swinney 2014-4-24 16212 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  POM351856  Chaenactis xantiana Robert Gustafson 1978-6-1 947 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, area paralleling upper Freeman Canyon, ca 1 mile S of Gorman. 1280 Comment
  RSA697024  Chaenactis xantiana LeRoy Gross, P. Morton 2004-6-9 1340 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  CAS-BOT-BC279722  Chaenactis xantiana Le Roy Abrams; E. A. McGregor 1908-6-20 368 Los Angeles Liebre Mountain: 0.25 mile northwest of the old Leibre Ranch headquarters 1066 Comment
  CAS-BOT-BC26672  Chaetopappa lyonii William S. Lyon 1884-1-1 685 Los Angeles Palos Verdes Mt. (near San Pedro) Comment
  RSA70547  Chamaesyce albomarginata F. W. Peirson 1919-2-16 2038 Los Angeles Point Fermin. Comment
  RSA0021290  Chamaesyce maculata Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5085 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA762459  Chamaesyce melanadenia R. G. Swinney 2009-3-11 10088 Los Angeles San Gabriel Mtns. Foothills Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA432394  Chamaesyce melanadenia Freda Detmers 1931-11-11 s.n. Los Angeles Griffith Park. Comment
  JEPS52358  Chamaesyce serpyllifolia R. L. Pendleton 1909-7-3 1398 Los Angeles canyon s Avalon; Santa Catalina Island 22 Comment
  CAS-BOT-BC70019  Cheilanthes covillei George B. Grant; Walter Wheeler 1904-5-17 6264 Los Angeles Mt. Wilson 1828 Comment
  RSA596376  Cheilanthes covillei T. S. Ross, Steve Boyd 1995-6-28 8627 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA685710  Cheilanthes covillei L. E. Hoffman 1931-12-22 s.n. Los Angeles Chilao Flats, Angeles National Forest 2134 Comment
  UCR272615  Cheilanthes covillei R. G. Swinney 2011-10-27 15905 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream 649 Comment
  UCR277051  Chenopodium R. G. Swinney 2011-9-22 15670 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA522951  Chenopodium album T. S. Ross, Orlando Mistretta 1990-10-26 3314 Los Angeles off the N side of Horse Canyon saddle in upper reaches of Horse Canyon drainage 853 Comment
  SDSU21588  Chenopodium album Robert F. Thorne 1970-10-15 41872 Los Angeles Rancho Santa Ana Botanic Garden, Claremont, California. 366 Comment
  IRVC28763  Chenopodium album A. C. Sanders, Mark Elvin 2002-8-7 25557 Los Angeles north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur Santa Clara River Valley 274 Comment
  RSA670928  Chenopodium berlandieri Joseph M. Keefe 2001-3-13 31085 Los Angeles East side of Tipton Terrace, 0.2 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042. 256 Comment
  SBBG18741  Chenopodium berlandieri E. R. Blakley 1962-10-5 5424 Los Angeles old mill site in Hen Cove N of White's Landing 3 Comment
  POM20621  Chenopodium berlandieri var. sinuatum P. A. Munz 1923-11-8 7799 Los Angeles Lone Hill, Glendora. Comment
  RSA703175  Chenopodium fremontii Scott D. White 2004-8-11 10708 Los Angeles About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  SFV7066  Chenopodium macrospermum T. Gordon, M. H. Grayum, D. R. Perry, K. Felt 1974-11-3 766 Los Angeles Santa Monica Mountains Malibu Creek, about 0.5 miles from ocean. Comment
  POM294054  Chenopodium multifidum Lyman Benson 1945-10-22 11899 Los Angeles Claremont. 335 Comment
  RSA478525  Chenopodium multifidum Freda Detmers 1932-6-24 s.n. Los Angeles Los Angeles, McClintock at 34th St. Comment
  SBBG106887  Chenopodium murale M. L. Hoefs, R. F. Thorne 1996-4-6 2611 Los Angeles Pebbly Beach 6 Comment
  SBBG12215  Chenopodium murale P. H. Raven 1962-4-10 17182 Los Angeles near barracks, Wilson Cove 60 Comment
  UCR220351  Chenopodium murale R. G. Swinney 2009-4-13 10329 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UCR51502  Chenopodium murale A. C. Sanders 1987-12-4 7586 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  SEINET3885528  Chlorogalum parviflorum Louis C. Wheeler 1934-5-14 2583 Los Angeles 1 mi NE Puddingstone Dam, San Jose Hills.; 0 351 Comment
  CAS-BOT-BC244805  Chorizanthe staticoides J. Ewan 1929-6-21 3645 Los Angeles Verdugo Canyon, south end. Dry, hard ground of fire-break 548 Comment
  RSA714516  Chorizanthe staticoides A. C. Sanders, Andy Thompson 2003-4-15 26002 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park. 396 Comment
  SEINET4044453  Chorizanthe staticoides D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  UC849167  Chorizanthe staticoides Ira W. Clokey, B. Templeton May 1929 4491 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) Comment
  RSA779652  Chorizanthe xanti Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 394 Los Angeles Along Ridge Route 1283 Comment
  RSA0113378  Chorizanthe xanti var. xanti LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7556 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  SEINET13383403 Image available Chorizanthe xanti var. xanti R. G. Swinney 2010-1 13079 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  UCR106305  Chrysanthemum coronarium B. G. Pitzer 1996-5-5 2873 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  SEINET11860561  Chrysothamnus nauseosus subsp. albicaulis H. W. Graham 1927-9-9 9 /9/2012 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson near Los Angeles Comment
  RSA718283  Chrysothamnus nauseosus subsp. consimilis R. G. Swinney, Dave W. Larson 1996-7-17 5139 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  RSA586176  Chrysothamnus nauseosus subsp. hololeucus Orlando Mistretta 1995-10-2 1938 Los Angeles San Gabriel Mountains: Little Rock Creek. Upstream from Basin Campground 1037 Comment
  POM351994  Chrysothamnus nauseosus subsp. mohavensis Samuel R. Tyson 1943-9-1 s.n. Los Angeles Brown's Flat, San Dimas canyon. 1250 Comment
  RSA585431  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd 1990-5-31 2725 Los Angeles San Gabriel Mountains: Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  UCSB6454  Cirsium occidentale var. californicum Gill, Robert 1959-6-2 Los Angeles San Antonio Canyon, along lower road; San Gabriel Mt. Range; Pacific Slope Drainage Area 792 Comment
  UCSB7235  Cirsium occidentale var. californicum Haller, Norman 1953-5-17 Los Angeles Topanga Canyon 1 1/2 miles North of Topanga Shopping Center, Santa Monica Mts. 320 Comment
Read comments Jul 1 2011
  RSA748443  Cirsium occidentale var. occidentale Orlando Mistretta 1992-8-20 764 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt. Gleason. Tujunga Ranger District. Comment
  RSA710731  Cirsium vulgare Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1351 Los Angeles Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  RSA708558  Cistus creticus Valerie L. Soza, LeRoy Gross 2001-5-9 1199 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 244 Comment
  RSA0113889  Clarkia Steven A. Junak 1999-5-21 SCa- 973 Los Angeles Santa Catalina Island. In upper reaches of Coffee Pot Canyon, near benchmark 1723, N facing slope. Comment
  RSA654583  Clarkia deflexa Ron Martinolich 1991-5-14 71 Los Angeles Los Angeles, Muholland Drive, 0.4 mile west of intersection with Encino Hills Drive, north of roadway. Comment
  RSA177816  Clarkia epilobioides Robert F. Thorne 1965-5-10 34500 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  UCR178218  Clarkia epilobioides LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 950 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  CAS-BOT-BC163698  Clarkia purpurea subsp. quadrivulnera James L. Reveal 1988-5-17 6790 Los Angeles Along the Bouquet Canyon Road east of Bouquet Reservoir, 3.1 miles east of the junction of Green Valley (or Spunky Canyon) Road and 3.3 miles southwest of Elizabeth Lake Road (County Road N2) in Leona Valley, at the junction of 1127 Comment
  RSA617735  Clarkia purpurea subsp. quadrivulnera Scott D. White, Sandy Leatherman 1998-5-22 6553 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  SBBG117108  Clarkia purpurea subsp. quadrivulnera S. A. Junak with R. N. Philbrick, M. L. Hoefs 2001-5-19 SCa 1572 Los Angeles Black Jack Rd, ca. 0.15 mi from jct with Airport Rd, ca. 0.34 mi N of Black Jack summit, on N side of ridge below Black Mtn 402 Comment
  SBBG131135  Clarkia purpurea subsp. quadrivulnera S. A. Junak 1999-5-21 SCa 973 Los Angeles upper reaches of Coffee Pot Cyn, near Benchmark 1732, N facing slope 527 Comment
  UCR131591  Clarkia rhomboidea L. C. Wheeler 1932-7-2 901 Los Angeles San Gabriel Mtns., Brown's Flat 1311 Comment
  UCR256567  Clarkia rhomboidea Anuja Parikh, Nathan Gale 2011-6-27 3507 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, just east of Shortcut Station, 0.6 km north of State Hwy 2, Angeles Crest Hwy 1283 Comment
  CSUSB245  Clarkia unguiculata Anna Mayers 1978-5-24 Los Angeles Hollywood Hills Hollywood Hills; Hillside of Laurel Canyon Blvd. in Los Angeles. Comment
  RSA507975  Clarkia unguiculata Steve Boyd, T. S. Ross 1988-4-28 2229 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  RSA600204  Clarkia unguiculata Steve Boyd, Lauren Raz 1997-5-28 9890 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
  RSA0092232  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-5-12 14719 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek. West side of creek. 1183 Comment
  RSA729185  Claytonia parviflora subsp. utahensis R. G. Swinney 1998-7-14 6452 Los Angeles north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat. 1890 Comment
  CHSC83994  Claytonia parviflora subsp. viridis John Dittes 1990-6-20 122 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. 1493 Comment
  RSA466691  Claytonia perfoliata subsp. mexicana Paul Currie 1969-1 34 Los Angeles Tapia Park, Malibu Hills, Santa Monica Mountains 610 Comment
  RSA0016412  Claytonia rubra subsp. rubra Orlando Mistretta, Christine Mistretta 2011-6-23 5736 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 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
  SD115247  Clematis lasiantha W. Bertsch 1954-4-19 492 Los Angeles Little Dalton Canyon 366 Comment
  SFV6276  Clematis lasiantha M. H. Grayum, K. Felt 1974-5-22 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain. Above cattle reservoir on Orcutt Ranch. 1021 Comment
  UCR259579  Clematis lasiantha R. G. Swinney 2010-6-8 13179 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  CAS-BOT-BC92642  Clematis ligusticifolia C. F. Baker 1903-8-2 3458 Los Angeles San Antonio Canon [Canyon] near Claremont. Comment
  POM153288  Clematis ligusticifolia P. A. Munz, I. M. Johnston 1928-9-4 11144 Los Angeles Bouquet Canyon. 762 Comment
  RSA386252  Clematis ligusticifolia Bonnie C. Templeton 1932-8-25 5071 Los Angeles Big Rock Creek, San Gabriel Mts. 1905 Comment
  RSA639235  Cnicus benedictus R. F. Thorne 1971-5-18 41354 -A Los Angeles Santa Catalina Island: Near mine on Blackjack Mountain. 518 Comment
  UCR190411  Collinsia R. G. Swinney 2000-5-20 7688 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  JEPS4640  Collinsia heterophylla C. E. Hutchinson 1902-6-4 Los Angeles San Gabriel Canyon 487 Comment
  RSA727256  Collinsia heterophylla R. G. Swinney 1998-5-30 6177 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  UC741163  Collinsia heterophylla B. C. Templeton 1939-4-26 5486 Los Angeles Santa Monica Mountains, Huntingon Palisades Huntingon Palisades; Santa Monica Mountains, Huntingon Palisades 640 Comment
  JEPS28816  Collinsia heterophylla Peter H. Raven 1962-4-12 17730 Los Angeles w side San Clemente Island (sides of narrow canyon s of canyon below the Tomb) 228 Comment
  RSA409244  Collomia linearis Thekla Mohr 1911-07 s.n. Los Angeles Eaton's Canyon. Comment
  UCR179612  Colutea arborescens R. G. Swinney 1991-8-3 1598 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin 351 Comment
  RSA430477  Commelina benghalensis A. C. Sanders 1987-11-28 7398 Los Angeles El Segundo Dunes, W of Los Angeles International Airport and Pershing Drive. 38 Comment
  CATA361  Constancea nevinii Mark L. Hoefs, Robert F. Thorne, Robert R. Given, & A. Douglas Propst 1973-9-9 409 Los Angeles Santa Catalina Island: Blue Cavern Point 6 Comment
  OBI69323  Constancea nevinii John Knapp, Denise Knapp 2003-5-11 69 Los Angeles Catalina Island. Comment
  SD5703  Constancea nevinii Mary S. Snyder Unknown Los Angeles San Clemente Island Comment
  SBBG108424  Convolvulus simulans T. Ross 1995-5-21 8604 Los Angeles near head of Chenetti Cyn, just SW of W prong of the trident formed at the top of the longest tributary; 1800' SSE of Rest Triangulation Pt (1336') 347 Comment
  RSA151315  Conyza canadensis Peter H. Raven 1962-7-11 17997 Los Angeles Just south of old airstrip, San Clemente Island Comment
  RSA138527  Conyza coulteri Reid V. Moran 1959-3-9 7156 Los Angeles 1 mile N of Eel Point, San Clemente Island 20 Comment
  RSA412316  Cordylanthus maritimus subsp. maritimus Anstruther Davidson 1893-5-28 s.n. Los Angeles Long Beach Comment
Read comments Nov 5 2007
  LA31636  Coreopsis bigelovii Henry J. Thompson; 1959-3-31 1905 Los Angeles Santa Monica Mountains, Medea Creek, Cornell Rd, 1 mi N of Mulholland Hwy, 1.8 mi S of Malibu Junction 274 Comment
  UCR281152  Coreopsis bigelovii R. G. Swinney 2014-4-30 16246 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR281174  Coreopsis bigelovii R. G. Swinney 2014-4-23 16156 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
  UC148008  Coreopsis californica var. californica C. F. Baker 1909-5-20 5325 Los Angeles Claremont Comment
  CAS-BOT-BC105678  Corethrogyne filaginifolia Wesley O. Griesel 1961-9-16 s.n. Los Angeles Los Angeles 152 Comment
  CATA3254  Corethrogyne filaginifolia Julie L. King 2017-2-20 52 Los Angeles Santa Catalina Island: Southeast of USC Wrigley; about 0.4 miles directly east of Million Gallon Tank 182 Comment
  POM13841  Corethrogyne filaginifolia var. filaginifolia P. A. Munz 1922-9-14 6419 Los Angeles [San Gabriel Mountains] San Antonio Canyon, Spring Hill. 915 Comment
  SBBG105564  Cornus glabrata T. Ross, S. Boyd 1994-6-23 8076 Los Angeles "Dogwood Spring", seepy area situated in northeasterly draw draining from Grass Mtn to upper Burns Cyn 1264 Comment
  UCR220223  Coronopus didymus R. G. Swinney 2009-4-7 10283 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte, under 2nd span from west 184 Comment
  UCR137455  Cortaderia jubata Steve Boyd 1998-10-6 10294 Los Angeles West Mojave Desert/Transverse Range, Liebre Mtns. Region. Pine Canyon, west of junction with Lake Hughes Road 1159 Comment
  RSA483049  Cortaderia selloana George R. Johnstone 1929-10-6 s.n Los Angeles Madeville Canon Comment
  RSA738050  Cotoneaster M. A. Sanatay s.n. Los Angeles San Rafael Hills 213 Comment
  LA211204  Cotoneaster pannosus Arthur C. Gibson; Tarja Sagar 2010-7-22 5297 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, Along service road of Crags Rd. Comment
  CAS-BOT-BC427736  Crassula connata Geo. B. Grant 1905-4-19 6480 Los Angeles Garvanza Comment
  UCSB10189  Crassula connata H., J. 1941-4-4 Los Angeles San Dimas Canyon; 1/2 mi. below San Dimas Dam; field no. 582; sec. 25, T 1N, R 9N 426 Comment
  UCR86524  Crassula connata var. eremica T. S. Ross, Amy Kendall 1992-4-15 6195 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  POM156724  Crepis acuminata L. R. Abrams 1902-7-12 2712 Los Angeles Coldwater Canyon, San Antonio Mountains Comment
  POM129653  Cressa truxillensis L. R. Abrams 1901-5-25 11204 Los Angeles Ballona Harbor Comment
  SBBG12931  Cressa truxillensis E. R. Blakley 1961-9-23 4724 Los Angeles Ballast Pt, Catalina Harbor Comment
  SD232666  Cressa truxillensis Scott D. White 1996-5-15 4037 Los Angeles Coastal Los Angeles Co.; Marina Del rey Area; Ballona Ck. Floodplain W of Lincoln Bl. And S of Jefferson Bl. 3 Comment
  SEINET10743132  Cressa truxillensis J. Richard Abbott, B. S. Carlsward 1999-6-25 Abbott 12869 Los Angeles Greater Los Angeles, north Long Beach, on S side of the Pacific Coast Highway (CA 1) a little E of canal just E of underpass with I-710, close to junction with San Francisco Avenue. Comment
  CAS-BOT-BC181574  Crossosoma californicum Reid Moran 1941-2-26 630 Los Angeles Bank of creek, Johnson's Valley - Santa Catalina Island Comment
  UC1244689  Crossosoma californicum R. O. Ornduff, Roy L. Taylor 1960-3-18 4383 Los Angeles upper end Pebble Beach Canyon (near Avalon, Santa Catalina Island); Santa Catalina Island, upper end of Pebble Beach Canyon Comment
  RSA480568  Croton californicus L. E. Hoffman 1933-7-17 s.n. Los Angeles Hermosa Beach. Comment
  SFV2074  Croton californicus R. L. Armacost May 1934 s. n. Los Angeles Playa del Rey. Hills east of Loyola University. 45 Comment
  UCR178178  Croton californicus LeRoy Gross, Steve Fischer, G. D. Wallace, et al. 2002-12-7 679 Los Angeles Transverse Ranges: San Gabriel Mtns, Limekiln Canyon 518 Comment
  UCR213407  Croton californicus A. C. Sanders, Dan S. Cooper 2010-3-12 37340 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SEINET6056315  Croton californicus Unknown 1946-10-26 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA781934  Croton setiger A. C. Sanders, Dan S. Cooper 2010-8-5 38557 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  SEINET7295439 Image available Crypsis aculeata Robert F. Thorne 1966-1 36712 Los Angeles Santa Catalina Island: desiccated muddy margin of reservoir at Hay Press 411 Comment
  UCR277230  Crypsis schoenoides R. G. Swinney 2010-10-5 13971 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  RSA596744  Crypsis vaginiflora L. C. Wheeler 1966-9-6 8869 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  SBBG131695  Crypsis vaginiflora S. A. Junak 1999-9-11 SCa 1098 Los Angeles W side of upper Buffalo Springs reservoir 432 Comment
  SD231250  Cryptantha barbigera Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 50506 88 Los Angeles Transverse Ranges; San Gabriel Mountains region: Bob's Gap. At the South edge of Bob's Gap. 1444 Comment
  RSA515213  Cryptantha circumscissa Steve Boyd 1986-3-30 1511 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  SBBG63652  Cryptantha clevelandii var. florosa R. Hoffmann 1931-5-3 528 Los Angeles Bouquet Cyn Comment
  RSA587228  Cryptantha decipiens Orlando Mistretta 1994-5-11 1173 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground 1037 Comment
  JEPS67638  Cryptantha intermedia C. E. Hutchinson 1902-6-4 Los Angeles San Gabriel Canyon San Gabriel Mountains 487 Comment
  LA36516  Cryptantha intermedia Peter H. Raven; 1960-5-15 15370 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  SDSU5432  Cryptantha intermedia A. H. Gallup 1948-4-9 129 Los Angeles 'The Wash' - Claremont. 366 Comment
  SFV21119  Cryptantha intermedia L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1064 Los Angeles Verdugo Mountains North side of Verdugo Mountains. South of Hostetter Motorway just off La Tuna Canyon Road, south of (and you can see) the 210 Freeway. Across (south) from the canyon that Hostetter Road follows almost to the main crest near above coordinates. 543 Comment
  RSA0039734  Cryptantha intermedia var. intermedia Roxanne Smith 1991-4-30 6 Los Angeles Hills south-east of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Drive and Steep Cyn. Road. Comment
  POM6667  Cryptantha micrantha L. T. Street, G. Williams 1919-5-10 2717 Los Angeles Near Bassett 90 Comment
  UC1871251  Cryptantha micrantha T. S. Ross 1991-4-30 4964 Los Angeles San Gabriel Mtns.; Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  RSA229158  Cryptantha micrantha R. F. Thorne, C. W. Tilforth, John Dourle 1969-7-29 38841 Los Angeles San Gabriel Mountains: Chilao area, sandy roadbank on Angeles Crest Hwy. 1524 Comment
  LA94312  Cryptantha micromeres A. M. Johnson; 1934-5-1 4443 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA603901  Cryptantha microstachys L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon. Comment
  RSA748196  Cryptantha microstachys Scott D. White, Justin M. Wood 2009-5-6 12647 Los Angeles San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  UCR138535  Cryptantha microstachys L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mtns., NW slope of Smith Mtn, along the Bear Creek Trail 1250 Comment
  RSA678774  Cryptantha microstachys Valerie Soza, LeRoy Gross 2002-5-8 1453 Los Angeles Southwest side of Deer summit ('3599'), ridge between Dry Canyon and Haskell Canyon. Stables Fire 2001 area. 1052 Comment
  RSA0088596  Cryptantha muricata R. G. Swinney 2010-5-4 12541 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA0110198  Cryptantha muricata Richard G. Swinney 2011-5-16 14729 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 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA499691  Cryptantha muricata T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
Read comments May 29 2014
  UCR190521  Cryptantha muricata R. G. Swinney 2000-6-19 7817 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR205194  Cryptantha muricata R. G. Swinney 2008-4-30 8708 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  RSA0079136  Cryptantha muricata var. denticulata L. C. Wheeler 1946-8-29 6322 Los Angeles San Gabriel Mountains: North of Prairie Fork, 1/4 mile SE Blue Ridge Lookout. 2560 Comment
  UCR47676  Cryptantha muricata var. denticulata F. R. Fosberg 1932-6-8 10632 Los Angeles San Gabriel Mtns., head of Lone Pine Canyon 1875 Comment
  RSA0079593  Cryptantha muricata var. muricata LeRoy Gross, Laura Moore 2000-6-5 224 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  UCR270246  Cryptantha muricata var. muricata R. G. Swinney 2011-7-7 15440 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA0079552  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1990-6-18 3520 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. San Gabriel Mountains. 1744 Comment
  RSA584877  Cryptantha nevadensis var. nevadensis T. S. Ross, Steve D. Boyd 1990-6-1 2788 Los Angeles Lower Moody Canyon: 1.9 (road) miles N of Magnetic Springs along Moody Truck Road 957 Comment
  RSA594674  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-9 9376 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA771581  Cryptantha nevadensis var. rigida R. G. Swinney 2009-5-6 10662 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  SBBG14702  Cryptantha nevadensis var. rigida H. and M. Dearing 1935-4-13 Los Angeles Bouquet Cyn, near Palmdale Comment
  UCR184201  Cryptantha nevadensis var. rigida A. C. Sanders 2007-4-19 33448 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  SFV9381  Cryptantha pterocarya M. L. Vincent, L. Swade 1964-4-2 481 Los Angeles Mojave Desert Longview Road, 1 mile south of Highway 138. 990 Comment
  UCR190785  Cryptantha pterocarya var. pterocarya R. G. Swinney 2001-4-18 7920 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  RSA640241  Cryptantha similis R. F. Thorne, R. Carolin, C. Davidson 1967-3-23 41599 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  UC1871248  Cryptantha similis T. S. Ross 1991-4-30 4970 Los Angeles San Gabriel Mtns.; Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  RSA774268  Cryptantha simulans R. G. Swinney 2009-6-8 11090 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG131888  Cryptantha traskiae S. A. Junak, D. Wilken 1996-3-27 SCI 265 Los Angeles just NE of Eel Point, on Eel Point peninsula 15 Comment
  UCD38455  Cryptantha utahensis Beecher Crampton 1955-4-28 2624 Los Angeles Comment
  POM4558  Cucurbita foetidissima L. R. Abrams 1902-6-10 2508 Los Angeles Near Playa del Rey. Comment
  UCR45030  Cucurbita foetidissima A. C. Sanders 1986-7-30 6805 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  RSA584912  Cucurbita foetidissima Tim Ross 1992-6-15 6570 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills); upper end of Turnbull Canyon. 213 Comment
  UCR206165  Cuscuta californica A. C. Sanders, T. B. Salvato 2009-5-29 37058 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  UCR255472  Cuscuta californica Dan S. Cooper 2014-6-26 614- 30 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., southeastern corner of Griffith Park, slope north of Commonwealth Nursery site, above Vista del Valle Dr. 276 Comment
  RSA709607  Cuscuta californica var. californica A. C. Sanders, A. Thompson 2003-4-15 25992 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park. 305 Comment
  RSA782191  Cuscuta pentagona A. C. Sanders, Dan S. Cooper 2010-8-5 38533 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  RSA269290  Cuscuta reflexa T. C. Fuller 1969-10-23 19021 Los Angeles California State College at Los Angeles, NW of the San Bernardino and Long Beach freeways Comment
  LA33485  Cuscuta salina var. salina Peter H. Raven; Henry J. Thompson 1959-9-6 14364 Los Angeles Santa Monica Mountains, Malibu Lagoon, mouth of Malibu Creek 1 Comment
  LA210114  Cuscuta subinclusa Elizabeth Epling; Juddy Epling 1937-8-20 Los Angeles Santa Monica Mountains Comment
  UCR255477  Cyclospermum leptophyllum Dan S. Cooper 2014-6-26 614- 22 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Lower Sennett Canyon adjacent to Forest Lawn cemetery, at Forest Lawn Dr. 155 Comment
  CAS-BOT-BC190266  Cynodon dactylon Geo. B. Grant 1900-4-17 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC190267  Cynodon dactylon Le Roy Abrams 1901-6-1 1716 Los Angeles Mesmer, Ballina Creek. Comment
  CLARK-A1528-4576  Cynodon dactylon John C. Roos 1942-9-5 1717 Los Angeles Los Angeles Comment
  UCR101229  Cyperus difformis L. C. Wheeler 1946-9-8 6352 Los Angeles San Gabriel Mtns., West fork of San Gabriel River, 0.5 - 0.75 mi west of Bear Creek, S side 534 Comment
  RSA32487  Cyperus erythrorhizos G. C. Fleischman 1946-10-20 s.n. Los Angeles Puddingstone Reservoir near San Dimas. Comment
  RSA625693  Cyperus gracilis T. Yutani 1983-8-8 s.n. Los Angeles Santa Monica. Comment
  IRVC28609  Cyperus odoratus A. C. Sanders, Mark Elvin 2002-6-20 25233 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  RSA365139  Cyperus parishii Anstruther Davidson 1901-09 s.n. Los Angeles Rock Creek Comment
  RSA602959  Dactylis glomerata Steven A. Junak 1996-5-1 2698 Los Angeles Santa Catalina Island: by summit reservoir. 409 Comment
  UCSC000703  Datura stramonium var. stramonium Louis C. Wheeler 1932-8-17 1138 Los Angeles 2 mi. N Claremont. Sandy soil in Citrus grove Claremont, Citrus grove 411 Comment
  RSA652700  Datura wrightii Phillip Robinson 1991-5-12 359 Los Angeles Sycamore Canyon 0.25 miles south of intersection of Beverly Blvd. and Workman Mill Road. 0.5 miles east of Workman Mill Rd on trail into Canyon. [City of Industry, sw of Rio Hondo College, east of 605 Fwy.] Comment
  UC1586373  Datura wrightii Kevin Groark 1991-7-2 3 Los Angeles foothills sw Lancaster (just s of aqueduct (ca 1 mi w of 70th St. W and 1 1/2 mi S of Ave. K, between 80th and 90th St. W)) Comment
  UCD126642  Datura wrightii Kenneth A. Wilson 1961-4-26 1161 Los Angeles Soledad Canyon, small burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. Comment
  CAS-BOT-BC130910  Deinandra clementina Huron H. Smith 1912-5-31 5048 Los Angeles Pebble Beach Road, Santa Catalina Isl. 7 Comment
  LA92009  Deinandra clementina Peter H. Raven; 1962-5-22 17836 Los Angeles Santa Catalina Island, at the Isthmus Comment
  LA200785  Delphinium cardinale Jonathan Sauer; D. Bradbury 1969-7-14 4601 Los Angeles Comment
  RSA68766  Delphinium cardinale F. W. Peirson 1923-5-27 5323 Los Angeles Rock Creek, north San Gabriel Mountains 1296 Comment
  UCR126817  Delphinium cardinale A. C. Sanders, Mark A. Elvin 2003-6-18 26956 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  POM219979  Delphinium parryi F. R. Fosberg 1932-5-5 8108 Los Angeles n. [north of?] Avalon, Santa Catalina Island 40 Comment
  CAS-BOT-BC121379  Delphinium parryi subsp. maritimum H. E. Hasse 1890-3-1 s.n. Los Angeles near Santa Monica Comment
  CATA229  Delphinium parryi subsp. parryi Mark L. Hoefs, A. Douglas Propst 1973-5-4 222 Los Angeles Santa Catalina Island: Middle of Middle Ranch Canyon, north exposure 243 Comment
  LA52179  Delphinium parryi subsp. parryi Carl Epling; 1926-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCR192957  Delphinium patens Dan S. Cooper 2008-4-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., road to Boys camp, east side of Griffith Park, Los Angeles 220 Comment
  UCR223056  Delphinium patens R. G. Swinney 2009-6-2 11017 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
  RSA584620  Delphinium patens subsp. hepaticoideum Tim S. Ross, S. D. Boyd 1991-4-25 4611 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  RSA719640  Delphinium patens subsp. hepaticoideum R. G. Swinney 1998-3-14 5914 Los Angeles Evey Canyon, ca. 0.75 mi. W of Mt. Baldy Rd., ca. 0.3 mi. NE of Potato Mtn. 793 Comment
  UC639627  Delphinium patens subsp. hepaticoideum Victor Duran 1929-6-10 2394 Los Angeles hillsides near Echo Mountain; San Gabriel Mountains 914 Comment
  RSA0030028  Delphinium patens subsp. montanum Sam Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon Comment
  CAS-BOT-BC82818  Dendromecon harfordii Lester Rowntree 1938-3-16 s.n. Los Angeles Catalina. Comment
  CATA420  Dendromecon rigida Sara L. Crockett 1997-1-18 557 Los Angeles Santa Catalina Island: 2.2 miles NW on Stage Road from jct. with Middle Ranch Road 365 Comment
  RSA433223  Dendromecon rigida subsp. rigida Bonnie C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon 250 Comment
  RSA779454  Deschampsia danthonioides R. G. Swinney 2009-6-8 11069 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR155350  Deschampsia danthonioides A. C. Sanders 2005-5-11 30133 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  SEINET10933460  Deschampsia danthonioides Hermann E. Hasse Hasse s.n. Los Angeles Comment
  SBBG118902  Descurainia pinnata S. Boyd with A. Maurice 2004-5-18 11312 Los Angeles Atmore Meadows area Comment
  RSA651830  Descurainia pinnata D. A. Reynolds 1953-3-10 s.n. Los Angeles North bank of wash near Arrow Hwy. & Grand, San Dimas. Comment
  CAS-BOT-BC43171  Descurainia pinnata subsp. brachycarpa Timothy S. Ross; Steve Boyd 1994-5-4 7629 Los Angeles Liebre Mountains. San Francisquito Canyon. Headwaters of the canyon, northeast of Green Valley. 1075 Comment
  RSA595621  Descurainia pinnata subsp. intermedia L. C. Wheeler 1967-5-9 9384 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  POM369413  Descurainia pinnata subsp. menziesii Thekla Mohr 1899-03 s.n. Los Angeles San Gabriel. Comment
  RSA433536  Dicentra chrysantha Jean Carnine 1932-5-8 15305 Los Angeles San Fernando Valley Comment
  RSA624064  Dicentra formosa Louis C. Wheeler 1967-5-23 9668 Los Angeles San Gabriel Mountains: 100 meters south of highway, south of Soledad campground 640 Comment
Read comments Nov 26 2007
  UCR273421  Dichelostemma capitatum R. G. Swinney 2011-6-22 15243 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  UCSB781  Dichelostemma capitatum Gill, Robert 1959-3-15 Los Angeles North end of Mills Ave, Claremont 487 Comment
  RSA188174  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1966-4-5 35820 Los Angeles Santa Catalina Island. Slope above Cottonwood Canyon Beach. 107 Comment
  RSA233598  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1970-3-6 39402 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  SBBG57582  Dichelostemma capitatum subsp. capitatum R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UC879607  Dichondra occidentalis F. R. Fosberg 1931-5-19 S 4916 Los Angeles Swain's Canyon Santa Catalina Island, Black Jack Mt. (head, base of mt.) 350 Comment
  POM356425  Dicoria canescens Anstruther Davidson 1893-04 s.n. Los Angeles Elyman Park? Comment
  CAS-BOT-BC208975  Digitaria ischaemum Geo. B. Grant 1906-8-9 7158 Los Angeles Pasadena Comment
  SEINET3928309  Digitaria sanguinalis Louis C. Wheeler 1945-10-30 6164 Los Angeles San Gabrield Mountains. Kinneloa Canyon.; 0 366 Comment
  CAS-BOT-BC518705  Diospyros lotus R. G. Swinney 2011-6-30 15395 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  SEINET181921  Diplacus brevipes Ira W. Clokey, B. Templeton 1929-1 4519 Los Angeles Mandeville Canyon, Santa Monica Mts 350 Comment
  SD107880  Diplacus puniceus Robert F. Thorne, D. Propst, M. Hoefs 1974-9-12 45105 Los Angeles Santa Catalina Island: along stream running into reservoir in Cottonwood Canyon below Rancho Escondido 106 Comment
  CATA2982  Distichlis littoralis Peter J. Dixon 2015-2-19 014 Los Angeles Santa Catalina Island: Two Harbors at Ballast Point 1 Comment
  UCSB2314  Dithyrea californica Kamb, Peter 1947-3-15 Los Angeles Eastern end of Lovejoy Buttes, Antelope Valley 853 Comment
  LA81921  Dodecatheon clevelandii O. H. Kappler; 1941-2-9 87 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA724611  Dodecatheon clevelandii K. Dobry 1992-2-16 d- 1045 Los Angeles West Santa Monica Mts. 5 mil No of Pacific Coast Hwy. along E. Arroyo Sequit at Camp Shalom Comment
  UC213206  Dodecatheon redolens I. M. Johnston 1918-7-6 2100 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains, Prairie Fork San Gabriel River (marsh in a side canyon) 2133 Comment
  UCR190038  Dodecatheon redolens R. G. Swinney 1998-9-7 6936 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  UCR202726  Dodecatheon redolens R. G. Swinney, Cody Clarke 2001-8-22 8078 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  SD111583  Draba corrugata var. corrugata Wayne P. Armstrong 1982-7-24 Los Angeles Ridge west of Pine Mountain (San Gabriel Mountains) 2745 Comment
  RSA611637  Draba verna Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10119 Los Angeles Liebre Mountains region: North base of Liebre Mountain in the San Andreas Rift Zone, at the point where Cow Spring drainage crosses Pine Canyon Road., Near 34 deg 44' 10.1''N 118 deg 38' 36.9'' W. 1158 Comment
  RSA529912  Drymocallis glandulosa Tim S. Ross 1991-8-16 5813 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  UCR259405  Drymocallis glandulosa R. G. Swinney 2010-9-9 13743 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
  RSA229141  Drymocallis glandulosa var. reflexa Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38900 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  POM175573  Drymocallis glandulosa var. reflexa E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  UC639580  Drymocallis glandulosa var. viscida Victor Duran 1933-7-29 3542 Los Angeles Buckhorn , Buckhorn (San Gabriel Mountains) Comment
  SD82014  Dryopteris arguta Louis C. Wheeler 1931-7-28 Los Angeles San Antonio Mountains, Coble's Canyon 580 Comment
Read comments Jan 2 2014
  SD82130  Dryopteris arguta L. H. Cook Unknown Los Angeles Arroyo Seco Canyon, near Pasadena Comment
Read comments Jul 10 2010
  SEINET6409456  Dryopteris arguta G. B. Grant 1904-4-24 326 Los Angeles Sierra Madre Mts. 1524 Comment
  UC792928  Dudleya blochmaniae subsp. blochmaniae Reid Moran 1948-6-8 3086 Los Angeles Mouth of Winter Canyon Malibu Beach (Malibu Beach) 76 Comment
  UCR16122  Dudleya cymosa subsp. minor William E. Wayburn 1973-5-30 730530- 01 Los Angeles San Gabriel Mtns., c. 1 mi west from Baldy Village, 1/2 mi southwest of Cow Canyon Saddle on [Sunset Ridge Fire Road], Sunset Peak 1524 Comment
  SBBG133595  Dudleya cymosa subsp. ovatifolia R. Moran with D. Verity 1957-6-12 6050 Los Angeles Malibu Cyn, Sierra Santa Monica Comment
  UC205027  Dudleya cymosa subsp. pumila I. M. Johnston 1917-7-30 1643 Los Angeles Ontario Peak, San Antonio Mtns 2590 Comment
Read comments May 13 2016
  RSA423523  Dudleya densiflora B. C. Templeton 1936-5-18 5660 Los Angeles San Gabriel Canyon. 366 Comment
  RSA516416  Dudleya densiflora W. Wisura, Orlando Mistretta 1989-8-29 4420 Los Angeles Roberts Canyon, off San Gabriel Canyon Comment
  CATA1206  Dudleya greenei Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-7 2262 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  UCR180583  Dudleya lanceolata Scott D. White, Pam Devries 2006-5-10 11418 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  CAS-BOT-BC428410  Dudleya lanceolata Alice Eastwood 1919-7-4 9302 Los Angeles Elysian hills Comment
  SD38622  Dudleya lanceolata Edith A. Purer 1932-5-26 2770 Los Angeles El Segundo Comment
  SD207024  Dudleya lurida Reid Moran 1944-6-15 1894 Los Angeles Triunfo Canyon; Sierra Santa Monica. On bare rock at loop in road. 359 Comment
  UCR62320  Dudleya multicaulis R. G. Swinney 1990-5-2 1580 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora, at east end of Eagle Ridge, north of new homes 305 Comment
  UCR276997  Dysphania botrys R. G. Swinney 2010-9-30 13914 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
  POM365258  Echinochloa crus-galli F. R. Fosberg 1930-6-23 S- 2963 Los Angeles Del Rey. 1 Comment
  PASA1876  Echinocystis macrocarpa Annetta Carter 1928-12-29 Los Angeles Base of Sierra Madre Mts. Comment
  RSA511329  Ehrharta calycina A. C. Sanders 1988-5-18 7849 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  SD69663  Ehrharta calycina Robert F. Thorne, Reed Rollins et al 1967-5-18 36741 Los Angeles Santa Catalina Island, above lower end Bulrush Canyon 244 Comment
  UCR150926  Ehrharta calycina Valerie Soza, LeRoy Gross 1999-5-11 466 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southwest of Johnstone Peak, east side of junction of Sycamore Flat Motorway and Bluebird Motorway 869 Comment
  UCR73395  Ehrharta calycina T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5082 Los Angeles Channel Islands, San Clemente Island, West Cove, SW of new landing field 6 Comment
  SD218941  Ehrharta erecta Pamela Conway, LeRoy Gross 2010-12-27 1 Los Angeles Little Santa Anita Canyon; short distance west from the old Mt. Wilson toll road along trail to Orchard Camp. 395 Comment
  IRVC28416  Ehrharta erecta A. C. Sanders 2003-5-26 26838 Los Angeles 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 San Gabriel Valley 171 Comment
  UCR204422  Elaeagnus angustifolia R. G. Swinney 2001-9-15 8183 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA611632  Elatine brachysperma Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10114 Los Angeles Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 609 Comment
  UCR259176  Eleocharis R. G. Swinney 2010-10-15 14055 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  UCR113672  Eleocharis macrostachya L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, west fork of Morgan Canyon near Ferguson Motorway 434 Comment
  UCR275289  Eleocharis palustris Jeremiah George, Audrey J. George 2012-4-15 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  CAS-BOT-BC113277  Eleocharis parishii Ivan Murray Johnston 1917-8-23 1631 Los Angeles Prarie Fork of San Gabriel River. 1524 Comment
  RSA0112520  Elymus Richard G. Swinney 2010-9-30 13926 Los Angeles San Gabriel Mountains: 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  LA103199  Elymus condensatus Barry A. Prigge; 1985-6-14 6423 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  RSA0056275  Elymus condensatus Orlando Misretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  SEINET10507934  Elymus condensatus Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4807 Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  SEINET3929483  Elymus condensatus Steve Boyd, L. Raz 1997-5-6 9765 Los Angeles Liebre Mountains Region: Fish Canyon just upstream from the confluence with Castaic Creek.; 0 500 Comment
  POM175394  Elymus elymoides subsp. elymoides Helen E. Sweet, West, E. Crow 1930-7-12 s.n Los Angeles Ridge between Mt. Islip and north Baldy Peak, San Gabriel Mountains. Comment
  RSA524188  Elymus elymoides subsp. elymoides Timothy S. Ross, Steve Boyd 1990-6-6 2881 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 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
  UCR271052  Elymus elymoides subsp. elymoides R. G. Swinney 2011-6-6 15009 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA155833  Elymus glaucus P. H. Raven 1962-5-22 17850 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  RSA729776  Elymus glaucus R. G. Swinney 1998-7-6 6294 Los Angeles San Gabriel Mtns.: Mescal Canyon, 1.9 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1585 Comment
  POM308935  Elymus glaucus subsp. glaucus Kay H. Beach 1944-6-14 696 Los Angeles Spot B. road near Tanbark San Dimas Experimental Forest. San Gabriel Mountains. Comment
  RSA778924  Elymus glaucus subsp. glaucus Orlando Mistretta, Christine Mistretta 2010-6-2 5240 Los Angeles Mill Creek Canyon, 1.40 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1348 Comment
  SEINET13203278 Image available Elymus hispidus R. G. Swinney 2011-1 14792 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of Jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. (Chilao Flat 7.5' Q.) (T3N R12W S35) 1018 Comment
  UCR157501  Elytrigia pontica Scott D. White 1994-7-18 2267 Los Angeles San Gabriel Mtns., San Dimas Canyon; along San Dimas Canyon Road 488 Comment
  RSA584984  Emmenanthe penduliflora var. penduliflora Tim S. Ross 1993-5-16 7159 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  RSA781015  Encelia actoni R. G. Swinney 2009-5-13 10785 Los Angeles Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  HSC5475  Encelia californica David Porter 1965-5-5 Los Angeles 0.5 mi. N of Topanga Canyon Blvd. Topanga Canyon, Santa Monica Mtns. 412 Comment
  POM4940  Encelia californica D. L. Crawford, H. D. Hiatt 1916-3-28 575 Los Angeles Santa Monica Mountains. Comment
  RSA93936  Encelia californica F. W. Peirson 1921-2-26 2781 Los Angeles Topango Canyon Divide. 488 Comment
  CAS-BOT-BC81809  Ephedra nevadensis Timothy S. Ross 1992-4-4 6104 Los Angeles Big Rock Cree: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road. Valyermo USGS 7.5' Quad 1210 Comment
  UCR191288  Ephedra nevadensis T. B. Salvato 2008-4-22 3303 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  RSA594191  Ephedra viridis Steve Boyd, Lauren Raz 1996-10-14 9094 Los Angeles Liebre Mountains region, extreme northwestern corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 991 Comment
  RSA597560  Ephedra viridis T. S. Ross, Peter W. Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3753 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  RSA0080730  Epilobium canum R. G. Swinney 2010-9-9 13755 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC166212  Epilobium canum subsp. canum Louis C. Wheeler 1931-9-26 160 Los Angeles 2 mi. N Claremont 411 Comment
  POM200867  Epilobium canum subsp. canum Carl B. Wolf 1932-10-3 4209 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  UCR271585  Epilobium canum subsp. canum R. G. Swinney 2011-11-3 15998 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  UCR271133  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-10 15725 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA0021710  Epilobium ciliatum Duncan S. Bell, Caitlin Elam 2013-6-24 5259 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  SD125994  Epilobium ciliatum A. C. Sanders 1987-7-22 7164 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Drive, east of Vista Del Mar Blvd. 29 Comment
  UCR205671  Epilobium ciliatum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36975 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  UCR210265  Epilobium ciliatum R. G. Swinney 2008-8-13 9376 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  RSA580094A  Epilobium ciliatum subsp. ciliatum Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8112 Los Angeles Tributary of Clearwater Canyon: fork area of major blueline tributary which drains southward form Tule Ridge and joins Clearwater Canyon at Plum Spring. (section not demarcated on my map). 814 Comment
  UC56106  Epilobium ciliatum subsp. ciliatum J. H. Barber 1898-8-3 Los Angeles Topanga Comment
  RSA529917  Epilobium densiflorum Tim S. Ross 1991-8-16 5824 Los Angeles San Gabriel Mountains, Horse Flats. 1720 Comment
  SD82576  Equisetum hyemale subsp. affine Louis C. Wheeler 1931-7-26 Los Angeles San Antonio Mountains, Palmer Canyon 730 Comment
  POM246806  Equisetum laevigatum F. R. Fosberg 1931-4-15 R 90 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA128227  Equisetum laevigatum P. H. Raven 1959-10-25 14701 Los Angeles Santa Monica Mountains: Arroyo Sequit 1.6 miles north of Coast Highway 137 Comment
  SBBG27543  Equisetum laevigatum L. C. Wheeler 1932-7-2 890 Los Angeles San Dimas Cyn 457 Comment
  RSA650201  Equisetum laevigatum Leonard Brown 1948-5-12 s.n. Los Angeles Found at San Dimas Dam on the north end up from the banks of the San Dimas River about a 1/2 mile from the Delta that the river forms as it empties into the dam. 365 Comment
  SEINET3129118  Eragrostis cilianensis H. M. Hall 1366 Los Angeles Riverside 305 Comment
Read comments Mar 19 2015
  SEINET10662326  Eragrostis tef Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2638 Los Angeles City of Pasadena. Wild Oats Market, 603 S. Lake. Comment
  RSA421547  Eremocarpus setiger L. C. Wheeler 1931-8-2 S 41 Los Angeles foothills, 1/4 mi E Liveoak Canyon 488 Comment
  UCR263292  Eriastrum densifolium subsp. austromontanum Anuja Parikh, Nathan Gale 2012-6-24 3594 Los Angeles Transverse Range, San Gabriel Mountains, Upper Tujunga Canyon, 0.3 km east-northeast of Shortcut Station, 0.7 km north of State Hwy 2, Angeles Crest Hwy 1317 Comment
  CAS-BOT-BC514260  Eriastrum densifolium subsp. austromontanum Katharine Brandegee June--Aug (no year) s.n. Los Angeles Ravenna Comment
  RSA0105805  Eriastrum densifolium subsp. austromontanum R. G. Swinney 1993-7-21 2519 Los Angeles San Sevaine Flats, ca. 300m W of San Sevaine well, 8.2 miles NW of Lytle Creek Road. 1695 Comment
  RSA0106900  Eriastrum densifolium subsp. elongatum W. Wisura, John Dolan 1990-6-19 4451 Los Angeles San Francisquito Canyon, 1.8 mi fr Seco Canyon Rd. Comment
  OBI34040  Eriastrum densifolium subsp. elongatum Mark Schneider s.n. Los Angeles Tujunga Wash 457 Comment
  RSA0084780  Eriastrum sapphirinum R. G. Swinney 2010-6-23 13311 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  UCR192887  Eriastrum sapphirinum R. G. Swinney 1998-7-6 6274 Los Angeles San Gabriel Mtns., Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  RSA0121304  Eriastrum sapphirinum subsp. dasyanthum Valerie L. Soza, LeRoy J. Gross 2001-5-9 1196 a Los Angeles Verdugo Mountains region: Southern San Rafael Hills: South of mouth of Scholl Canyon. West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  SD112089  Eriastrum sapphirinum subsp. dasyanthum Linda Allen 1975-6-15 Los Angeles Century Ranch, west Santa Monica Mountains. Comment
  UCSB5010  Eriastrum sapphirinum subsp. dasyanthum Wedberg, H. 1958-7-15 Los Angeles Mulholland Hwy. between Topanga Cyn. and Beverly Glen, Santa Monica Mtns. Comment
  UC284981  Ericameria cooperi var. cooperi P. A. Munz 1923-5-25 6790 Los Angeles n San Gabriel Mts. (at summit of grade); Mint Canyon Comment
  UCR209908  Ericameria cuneata R. G. Swinney 2008-7-24 9285 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR141856  Ericameria cuneata var. cuneata R. G. Swinney 1997-8-19 5822 Los Angeles San Gabriel Mountains., San Anonio Peak (= Lookout Mountain), 60-100 m SE of summit. 2052 Comment
  CAS-BOT-BC286885  Ericameria ericoides Carl B. Wolf 1931-12-30 2640 Los Angeles Bluffs at Playa Del Rey 30 Comment
  LA36089  Ericameria linearifolia Peter H. Raven; Henry J. Thompson 1960-4-24 15126 Los Angeles Santa Monica Mountains, Cornell Corners 213 Comment
  UCD19288  Ericameria nauseosa Norman Frazier 1988-4-23 3 Los Angeles Los Angeles: Three Points, Rd. N2. Comment
  CAS-BOT-BC298890  Ericameria nauseosa var. bernardina H. M. Hall 1930-11-2 12989 Los Angeles Blue Ridge, San Antonio Mts Comment
  CAS-BOT-BC298933  Ericameria nauseosa var. ceruminosa John Thomas Howell 1927-11-13 3202 Los Angeles 1.5 miles E of Elizabeth Lake, Liebre Mts 914 Comment
  UC1137170  Ericameria nauseosa var. oreophila J. Horton 1936-8-12 373 Los Angeles n of Tanbark (road to Fern Canyon, San Dimas Experimental Forest, San Gabriel watershed); Pomona Quad. 1066 Comment
  SEINET5708377 Image available Ericameria nauseosa var. speciosa Lowell E. Urbatsch, Dennis Clark; Matt Betkouski 1973-1 1446 Los Angeles Rancho Santa Ana Botanic Gardens; Rancho Santa Ana Botanic Garden Comment
  LA32040  Ericameria palmeri var. pachylepis Peter H. Raven; Henry J. Thompson 1959-10-31 14720 Los Angeles Santa Monica Mountains, Tarzana, Vanalden Avenue S of Wells Avenue 304 Comment
  UCR88658  Ericameria palmeri var. pachylepis Scott D. White 1995-10-19 3715 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  RSA0102547  Ericameria parryi Richard G. Swinney 2010-9-30 13953 Los Angeles San Gabriel Mountains: 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  UCR272965  Ericameria pinifolia R. G. Swinney 2011-6-29 15335 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  UCR179702  Erigeron breweri R. G. Swinney, Dave Larson 1996-7-17 5131 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR256258  Erigeron foliosus R. G. Swinney 2010-10-13 14037 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA656243  Erigeron foliosus Joseph M. Keefe 1977-6-11 22127 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km south of Camp Max Straus. 427 Comment
  UC101104  Erigeron foliosus var. foliosus H. M. Hall 1905-7-1 6714 Los Angeles Fairmount Antelope Valley, Fairmount 853 Comment
  RSA600577  Eriodictyon crassifolium Louis C. Wheeler 1962-6-30 8158 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  SEINET6046086  Eriodictyon crassifolium Louis C. Wheeler 1967-5-23 9689 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA454996  Eriodictyon crassifolium var. crassifolium L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco Comment
  CAS-BOT-BC189113  Eriodictyon crassifolium var. crassifolium Ynez Whilton Winblad 1937-4-26 s.n. Los Angeles Ridge Route Comment
  RSA222244  Eriodictyon crassifolium var. nigrescens Louis C. Wheeler 1936-7-2 4206 Los Angeles Damp sunny silt in ravine Bottom, Bell Canyon 854 Comment
  CAS-BOT-BC188944  Eriodictyon parryi Nancy Ryan Zabriskie; John & Miriam Arozena 1971-6-26 409 Los Angeles Loomis Ranch, W of Chilao, San Gabriel Mountains 1295 Comment
  CAS-BOT-BC188950  Eriodictyon parryi Geo. B. Grant 1904-6-26 4266 Los Angeles [Mount Lowe?] Comment
  UC697773  Eriodictyon trichocalyx Kay H. Beach 1943-6-14 1747 Los Angeles San Gabriel Mts. 1554 Comment
  UCR223300  Eriodictyon trichocalyx R. G. Swinney 2009-7-29 11424 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCSB10594  Eriodictyon trichocalyx var. trichocalyx Gill, Robert 1959-6-2 Los Angeles San Antonio Canyon - along lower road; San Gabirel Mtn. range 792 Comment
  UC1929463  Eriogonum Mark Elvin, Orlando Mistretta 1996-3-24 139 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  UCR101721  Eriogonum angulosum B. G. Pitzer 1998-5-23 3735 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  SD230259  Eriogonum baileyi var. baileyi Steve Boyd 1997-9-10 10032 Los Angeles Liebre Mountains Region: High point of Liebre Mountain near old radio tower site, at divide between Horse Camp Canyon and Castaic Creek watershed. 1743 Comment
  RSA393107  Eriogonum brachyanthum Anstruther Davidson 1901-8-1 1477 Los Angeles Rock Creek [Los Angeles or Ventura County]. Comment
  UCR164527  Eriogonum brachyanthum T. B. Salvato, Sandra Murcia 2005-11-8 1284 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  LA94744  Eriogonum cinereum Norman A. Cole; May 1964 324 .1 Los Angeles SANTA MONICA MOUNTAINS, 1.3 mi from Pacific Coast Hwy along Rambla Pacifico. 152 Comment
  RSA196986  Eriogonum cinereum Noel Holmgren, James L. Reveal 1966-5-31 2616 Los Angeles California 1, about 10 miles west of Malibu, along steep road cut. Comment
  RSA65103  Eriogonum cinereum F. W. Peirson 1906-7-9 1761 Los Angeles Rustic Canyon. Comment
  RSA66338  Eriogonum davidsonii F. R. Fosberg, Joseph A. Ewan 1931-8-12 4917 Los Angeles San Gabriel Mountains: summit of Mt. Islip 2500 Comment
  UCR194290  Eriogonum davidsonii R. G. Swinney 1998-8-31 6877 Los Angeles San Gabriel Mtns., San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy 2378 Comment
  RSA230029  Eriogonum davidsonii Robert F. Thorne 1971-6-26 40611 Los Angeles San Gabriel Mountains, Angeles National Forest: N slope San Gabriel Peak 1433 Comment
  UCR277048  Eriogonum elongatum R. G. Swinney 2011-9-22 15690 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge 1009 Comment
  UCR277117  Eriogonum elongatum R. G. Swinney 2010-10-5 13987 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  RSA562338  Eriogonum elongatum var. elongatum D. Charlton, Tom Martin 1991-10 s.n. Los Angeles Spunky Canyon Rd. between Bouquet Canyon and Green Valley 915 Comment
  RSA393514  Eriogonum fasciculatum T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon. Comment
  RSA0034638  Eriogonum fasciculatum Matt Brooks 1988-4-15 6 Los Angeles Whittier, Turnbull Canyon Rd. 1.5 miles east of its intersection with Beverly Blvd. Comment
  UC1018184  Eriogonum fasciculatum J. Warren 1952-3-31 122 Los Angeles Fish Canyon 457 Comment
  CHSC62047  Eriogonum fasciculatum var. fasciculatum L. P. Janeway 1993-10-5 4608 Los Angeles Puente Hills; at the head of Arroyo San Miguel. South-facing slope. 228 Comment
  RSA624994  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1963-6-25 8265 Los Angeles San Gabriel Mountains: Pacoima Canyon (Ore Hill Prospect) 1/4 mile east of Dorothy Canyon. 915 Comment
  UC1032050  Eriogonum fasciculatum var. foliolosum A. Lewis Feb 1934 288 Los Angeles mouth of Soledad Canyon San Fernando Quadrangle, Soledad Canyon Comment
  SEINET11937913  Eriogonum fasciculatum var. foliolosum I. W. Clokey, Templeton, B. 1929-1 4578 Los Angeles Mandeville Canyon, Santa Monica Mts 250 Comment
  UCR179684  Eriogonum fasciculatum var. polifolium R. G. Swinney, Dave Larson 1996-8-7 5242 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  UCR276876  Eriogonum fasciculatum var. polifolium R. G. Swinney 2011-10-13 15778 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  SBBG109151  Eriogonum giganteum var. formosum S. A. Junak 1997-10-20 SCl 972 Los Angeles just inland from mouth of Thirst Cyn, on elevated part of cyn bottom 6 Comment
  SBBG17808  Eriogonum giganteum var. formosum P. H. Raven 1962-7-10 17976 Los Angeles below Lemon Tank 228 Comment
  SBBG31140  Eriogonum giganteum var. giganteum R. F. Thorne 1966-9-16 36724 Los Angeles Lookout Pt, SE of Pebbly Beach 45 Comment
  CAS-BOT-BC253459  Eriogonum gracile J. Ewan 1931-10-11 5247 Los Angeles Sepulveda Canyon Road north of Mulholland, Santa Monica Mts. Comment
  RSA589188  Eriogonum gracillimum Tim S. Ross 1991-4-27 4683 Los Angeles Mojave Desert: Black Butte Basin Road at intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters (buttes). 959 Comment
  SBBG62130  Eriogonum gracillimum R. Hoffmann 1927-7-16 Los Angeles near Chandler's, Ridge Route (US Hwy 99) Comment
  CAS-BOT-BC261171  Eriogonum heermannii var. heermannii C. B. Wolf 1931-11-8 1430 Los Angeles Big Rock Creek, Desert Slope of San Gabriel Mts., 1/8 mile below Big Rock Ranger Station 1066 Comment
  SD253529  Eriogonum hirtiflorum R. G. Swinney 2011-6-15 15164 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, ca. 0.7 road mile NW of S entrance at Angels Crest Highway. 1584 Comment
  SBBG125880  Eriogonum inflatum A. Parikh, N. Gale 2010-6-8 3266 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 3.3 km NW of State Hwy 14; E Liebre Mtns 1150 Comment
  RSA393660  Eriogonum maculatum Anstruther Davidson 1901-08 s.n. Los Angeles Rock Creek. Comment
  SBBG61818  Eriogonum maculatum R. Hoffmann 1925-5-16 Los Angeles Palmdale Comment
  RSA729511  Eriogonum nudum R. G. Swinney 1999-7-5 7539 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  SBBG64121  Eriogonum nudum R. Hoffmann 1929-11-11 Los Angeles Little Rock Dam Comment
  UC1584053  Eriogonum nudum var. pauciflorum Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4054 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy.; Tujunga Ranger District); San Gabriel Mountains, Angeles National Forest 1633 Comment
  RSA660160  Eriogonum nudum var. pauciflorum Orlando Mistretta 1992-5-25 424 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  CHSC113757  Eriogonum ordii Sandy Leatherman; Pam DeVries 2011-4-28 2011 -8 Los Angeles Los Angeles County. Transverse Ranges; Liebre Mountains region: Directly north of Esguerra Road, 1500 meters from Bouquet Canyon Road in Santa Clarita. Alt.: 491m/1610ft. UTM Zone 11S; 366107. 08E 3814909.99N. Comment
  RSA601848  Eriogonum parishii Steve Boyd, Tim S. Ross, Laura Moore, Valerie Soza 1997-7-8 10003 Los Angeles Liebre Mountains region: Saddle between Sawmill Mountain and Liebre Mountain, at the head of the north fork of Fish Canyon. 1457 Comment
  RSA783172  Eriogonum parishii Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 399 Los Angeles Road 7N23, Liebre Mountains 1501 Comment
  RSA228964  Eriogonum parishii Robert F. Thorne 1971-8-25 41329 Los Angeles San Gabriel Mountains, Angeles National Forest: near Pine Hollow Picnic Area along Angeles Crest Highway 2256 Comment
  RSA424838  Eriogonum pusillum Anstruther Davidson, H. E. Hasse 1906-6-1 1617 Los Angeles Big Rock Creek, Lowell Mine. Comment
  SD90385  Eriogonum pusillum Robert F. Thorne, C. W. Tilforth 1973-4-20 43000 Los Angeles San Gabriel Mts., Mojave Desert Slope: 1 mi N of Bob's Gap, 3.2 mi S of Llano, N slope of Holcomb Ridge 1143 Comment
  UCR222828  Eriogonum pusillum R. G. Swinney 2009-4-29 10595 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
  RSA229065  Eriogonum saxatile Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38912 Los Angeles San Gabriel Mountains, Angeles National Forest: S slope Table mountain above Big Pines 2119 Comment
  RSA197071  Eriogonum saxatile Noel Holmgren, James L. Reveal 1966-5-30 2613 Los Angeles San Gabriel Mountains: Tujunga Creek Canyon. 1037 Comment
  RSA424904A  Eriogonum saxatile M. A. Salazar 1969-8-12 s.n. Los Angeles San Gabriel Mountians: Mt. Baden Powell, ca. 5.0 mi. west of Big Pines 2439 Comment
  RSA584872  Eriogonum saxatile Tim S. Ross, S. D. Boyd 1990-6-4 2796 Los Angeles ridge separating Moody Canyon (on the E) from Mill Canyon and Bootleggers Canyon (on the W). 1036 Comment
  UC473582  Eriogonum thurberi John Thomas Howell 1931-5-31 6022 Los Angeles San Gabriel Wash Comment
  RSA300696  Eriogonum umbellatum subsp. minus James R. Shevock 1974-10-5 3878 Los Angeles About the summit of Mount Baden-Powell; Angelees Nat'l Forest 2866 Comment
  CAS-BOT-BC268170  Eriogonum umbellatum var. minus Le Roy Abrams; E. A. McGregor 1908-7-3 609 Los Angeles North Baldy Mountain, San Gabriel Mountains Comment
  RSA602806  Eriogonum umbellatum var. minus Louis C. Wheeler 1967-9-13 10745 Los Angeles San Gabriel Mountains: West Baldy. 3018 Comment
  UCR147558  Eriogonum umbellatum var. minus Naomi Fraga, Sarah De Groot, Paul Morton, Aydee Virgen 2004-7-28 1317 Los Angeles Transverse Ranges; San Gabriel Mountains region, Summit of Cucamonga Peak 2701 Comment
  RSA729883  Eriogonum umbellatum var. munzii R. G. Swinney 1998-9-4 6921 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UCR209967  Eriogonum umbellatum var. munzii R. G. Swinney 2008-7-15 9230 Los Angeles San Gabriel Mtns., Cloutburst Summit, north of Hwy 2 and west of Winston Peak trail 2140 Comment
  RSA574325  Eriogonum umbellatum var. subaridum R. G. Swinney 1993-8-31 2629 Los Angeles Eastern San Gabriel Mountains: Horse Canyon, 1.8 mi E of Hwy 2 at FS Road 3N12 1707 Comment
Read comments Jul 31 2014
  UCR202519  Eriogonum wrightii var. subscaposum R. G. Swinney 2001-8-9 8018 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  CAS-BOT-BC297972  Eriophyllum confertiflorum Javier Penalosa 1961-5-21 1522 Los Angeles San Gabriel Canyon Comment
  HSC24265  Eriophyllum confertiflorum Richard S. Hood 1971-5-13 344 Los Angeles 4 mi. N of Topanga Post Office on Topanga Cyn. Blvd. in Santa Monica Mtns. 366 Comment
  POM357938  Eriophyllum confertiflorum Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles La Crescenta Comment
  RSA746416  Eriophyllum confertiflorum R. G. Swinney 2008-6-4 8931 Los Angeles Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  UCD132155  Eriophyllum confertiflorum Geoffrey Levin 1974-5-1 66 Los Angeles near intersection of Padua Ave. and Baseline Ave., Claremont. Santa Ana River and Pacific Slope Drainage Area. 365 Comment
  CHSC83590  Eriophyllum confertiflorum var. confertiflorum John Dittes 1990-6-7 78 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Big Tujunga Creek; ca. 1.2 air miles northeast of dam. On slope 30 feet above creek. 725 Comment
  SBBG61059  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  SBBG8158  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  UC468934  Eriophyllum confertiflorum var. confertiflorum J. Grinnell 1903-7-3 Los Angeles Scoville Hill Pasadena, Scoville Hill Comment
  UC69893  Eriophyllum confertiflorum var. confertiflorum Mrs. C. M. Wilder 1905-8-20 594 Los Angeles San Antonio Mt. 304 Comment
  CAS-BOT-BC308394  Eriophyllum pringlei W. R. Dudley; F. H. Lamb 1896-6-6 4339 Los Angeles Edge of Antelope Valley near Neenach, Liebre Mountains Comment
  RSA583010  Erodium botrys Tim S. Ross 1993-4-23 6940 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; along the stream, ca. 350m WNW of Eagle's Nest Lodge. 131 Comment
  RSA600554  Erodium botrys Louis C. Wheeler 1959-5-26 7534 Los Angeles San Gabriel Mountains: Confluence of Arroyo Seco and Prieto Canyon. Comment
  SFV22031  Erodium botrys V. Soza, I. E. Anderson, L. Gross 2000-6-6 976 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. North of Chandler Fire Road (Verdugo Mountainway), north of O' La Tuna, above Chandler and Fisher Canyons, south of La Tuna Canyon. Open ridgetop, firebreak. 488 Comment
  UCR108377  Erodium botrys L. C. Wheeler 1970-6-9 s.n. Los Angeles Coastal Plain, San Pedro, Harbor Blvd, at 4th Street 3 Comment
  RSA603875  Erodium botrys Louis C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: Head of Schwartz Canyon, center. 579 Comment
  UCR256193  Erodium cicutarium R. G. Swinney 2010-3-22 12006 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
  IRVC28211  Erodium macrophyllum A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26263 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 442 Comment
  RSA712184  Erodium macrophyllum A. C. Sanders, Tricia Wotipka, Mark A. Elvin 2003-4-29 26152 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east of Lake Hughes Rd. 488 Comment
  SBBG31429  Erodium moschatum R. F. Thorne 1967-5-19 36892 Los Angeles near rd side above Little Harbor 15 Comment
  SBBG31471  Erodium moschatum R. F. Thorne 1966-4-4 35748 Los Angeles isthmus 12 Comment
  UCSB3539  Erodium moschatum McElwain, Isabelle 1953-3-29 Los Angeles 500 yds north of 18000 Bull Canyon Rd. Granada Hills 548 Comment
  UC455741  Erysimum capitatum I. J. Condit 1907-1-3 Los Angeles Mt. Lowe Pasadena Comment
  UCR223328  Erysimum capitatum R. G. Swinney 2009-5-20 10841 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  RSA530260  Erysimum capitatum var. capitatum Dr Ralph Hoffman 1930-4-28 s.n. Los Angeles Lancaster 712 Comment
  RSA530227  Erysimum suffrutescens L. E. H. 1933-7-17 A- 2817 Los Angeles Hermosa Beach, back side of sand dunes Comment
  SD69721  Erythranthe floribunda Robert F. Thorne, M. Z. Thorne 1966-4-30 36414 Los Angeles Santa Catalina Island; along stream in Fern Canyon, W of Oriziba Mt. 750 Comment
Read comments Jan 18 2016
  RSA656477  Eschscholzia caespitosa Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 728 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 518 Comment
  CAS-BOT-BC403184  Eschscholzia californica S. B. Parish; W. F. Parish 1887-6-1 1954 Los Angeles Elizabeth Lake Comment
  RSA682377  Eschscholzia californica Scott D. White, Michael Honer 2003-6-18 9569 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  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
  RSA658411  Eschscholzia californica Erinn Wilson 1996-5-18 28 Los Angeles found off j lot [Cal Poly Pomona, parking] Comment
  CAS-BOT-BC5907  Eschscholzia incisa Hermann Edward Hasse 1890-4-1 s.n. Los Angeles Near Soldiers Home Comment
  RSA0010828  Eucalyptus A. C. Sanders, T. B. Salvato 2009-5-21 36890 Los Angeles Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 66 Comment
  UCR188653  Eucalyptus camaldulensis R. G. Swinney 1990-4-28 1576 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora; at the east boundary of the South Hills Park, in a canyon running east-west 305 Comment
  LA201642  Eucalyptus camaldulensis Arthur C. Gibson; 2003-12-27 5003 Los Angeles Simi Hills, Chatsworth Oaks Park, W of Chatsworth, near main parking area of park on N-side of Chatsworth Reservoir 304 Comment
  RSA0012583  Eucalyptus citriodora A. C. Sanders 2003-5-22 26813 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  RSA188152  Eucrypta chrysanthemifolia Robert F. Thorne, P. Everett 1965-6-22 34847 Los Angeles Santa Catalina Island: Renton Mine area. 244 Comment
  CATA606  Eucrypta chrysanthemifolia var. chrysanthemifolia Mark L. Hoefs 1991-4-8 1053 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  UC1614064  Euphorbia Charles M. Belshaw 1935-3-27 498 a Los Angeles s-face La Liebre; West Antelope Valley Comment
  UCD142537  Euphorbia albomarginata Steve Mason 1993-5-2 30 Los Angeles Mojave Desert, off CA Hwy. 138, 1.0 mi. past W 110th St. on dirt road 0.4 mi. from jct. 762 Comment
  UCD142532  Euphorbia albomarginata R. R. Jeffries 1931-9-18 2264 Los Angeles Van Nuys. Comment
  RSA436004  Euphorbia crenulata H. S. Budd s.n. Los Angeles Catalina Island. Comment
  UCD142570  Euphorbia melanadenia Louis C. Wheeler 1969-3-9 s.n. Los Angeles San Gabriel Mountains. Between mouth of Big and Little Dalton Canyon. 350 Comment
  UCR181358  Euphorbia palmeri R. G. Swinney 1997-6-13 5596 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  RSA656864  Euphorbia peplus Joseph M. Keefe 2001-1-24 31020 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UCR109021  Euphorbia prostrata L. C. Wheeler 1951-8-19 6833 Los Angeles City of Pasadena, 1870 E. Walnut Street. 238 Comment
  UCR108428  Euphorbia serpens L. C. Wheeler 1970-11-8 s.n. Los Angeles City of Pasadena, 328 W. Olive Street. 229 Comment
  RSA228845  Euthamia occidentalis R. F. Thorne 1971-6-26 40614 a Los Angeles Ca. 2 mi. above boundary of National Forest 457 Comment
  SBBG12201  Extriplex californica P. H. Raven 1962-7-11 18010 Los Angeles Wilson Cove 60 Comment
  UCR271835  Festuca dertonensis R. G. Swinney 2011-3-15 14078 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 235 Comment
  UCR220348  Festuca myuros R. G. Swinney 2009-4-13 10318 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  UCR80040  Festuca myuros R. Mattoni 1988-4-1 88- 3 Los Angeles Vernon, central Los Angeles, vacant lot in 2400 block of East 28th St. Lot paved about 1 month after this collection was made 64 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
  UCR270802  Festuca octoflora R. G. Swinney 2011-5-26 14871 A Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  SDSU3244  Festuca perennis Gerald Collier 1951-5-10 M 60 Los Angeles 11618 Mayfield Ave, LA 49. Comment
  CAS-BOT-BC77681  Ficus carica Scott D. White 1997-5-7 5049 Los Angeles Below San Gabriel Mts. SW of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  SEINET10621140  Ficus carica Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2651 Los Angeles City of Glendale. Ara Deli, Armenian & Middle Eastern Foods, 1021 E. Broadway. Comment
  UCR110892  Filago californica A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21989 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCR155607  Filago californica A. C. Sanders 2005-5-11 30142 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  LA88397  Filago californica O. H. Kappler; 1944-5-7 612 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  RSA586292  Forestiera pubescens Orlando Mistretta 1995-2-28 1528 Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  RSA69881  Forestiera pubescens F. W. Peirson 1919-6-13 483 Los Angeles Large colony on south side of canyon of Rock Creek. 1296 Comment
  SEINET13943013 Image available Forestiera pubescens Susan W. Hutchinson 2015-1 332 Los Angeles Bouquet Canyon at the Newhall end. Comment
  UCD112548  Frangula californica Geoffrey Levin 1974-5-31 190 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Santa Ana River drainage area. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  CAS-BOT-BC52553  Frangula californica subsp. californica Carl B. Wolf 1928-3-29 1593 Los Angeles So. base of Ridge Route, 1 mi. No. of Castaic 396 Comment
  CAS-BOT-BC52561  Frangula californica subsp. californica F. A. M. 1936-5-20 14677 Los Angeles Sepulveda Canyon Comment
  UCR277196  Frangula californica subsp. californica R. G. Swinney 2010-9-30 13957 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  UC420692  Frankenia salina I. J. Condit 1908-6-27 27 Los Angeles Catalina Island Comment
  UCR229501  Frankenia salina Jeremiah George 2011-7-19 s.n. Los Angeles South Coast, Palos Verdes Estates, east of end of Via Tejon at Malaga Dune 62 Comment
Read comments Mar 15 2016
  CAS-BOT-BC223421  Fraxinus dipetala Henry J. Thompson 1959-3-31 1909 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Lobo Canyon, about 2 miles west of Cornell 274 Comment
  RSA464909  Fraxinus dipetala Albert J. Perkins 1914-5-2 s.n. Los Angeles Azusa to Rincon Trail. Comment
  SBBG105550  Fraxinus dipetala T. Ross, S. Boyd 1994-5-10 7714 Los Angeles Warm Springs Cyn, NNE off the face of Warm Springs Mtn, ca. 1250 m WNW from the cyn's effluence into Elizabeth Lake Cyn 667 Comment
  SFV2750  Fraxinus dipetala K. A. Wilson 1961-3-11 976 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  UCR256188  Fraxinus dipetala R. G. Swinney 2010-6-4 13066 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UC1746101  Fremontodendron californicum subsp. californicum Annetta M. Carter, Arthur Carter 1935-9-13 992 Los Angeles Open, rolling hills NW of Horse Flats. San Gabriel Mtns. 2042 Comment
  RSA96562  Froelichia gracilis George W. Garrettson 1955-6-8 s.n. Los Angeles Santa Fe right-of way, Walnut Ave., San Dimas Comment
  UCR162365  Gaillardia pulchella Anuja Parikh, Nathan Gale 2004-6-15 2041 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 5) in vicinity of Castaic Junction 305 Comment
  SEINET4044578  Galium angustifolium D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Peperdine University. 198 Comment
  UCR155668  Galium angustifolium A. C. Sanders, Helen Kennedy 2005-4-13 29458 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UC1584246  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1990-6-6 2821 B Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quadrangle, San Francisquito Canyon 926 Comment
  RSA608524  Galium aparine Willis H. Wheeler 1930-4-12 s.n. Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  SD215715  Galium aparine Edith A. Purer 1911-5-11 6556 Los Angeles Malibu Road, Santa Monica Mountains Comment
  UCD121733  Galium aparine C. W. Tilforth 1969-5-31 195 Los Angeles Small canyon east of Colima Ave., north of Whittier. Comment
  CATA778  Galium catalinense Mark L. Hoefs 1991-6-5 1340 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  UC28210  Galium catalinense T. S. Brandegee May 1884 Los Angeles Santa Catalina Island Comment
  RSA232798  Galium catalinense subsp. acrispum Robert F. Thorne 1966-4-17 36137 Los Angeles San Clemente Island, near Lemon Tank S of Nanny, NE side of island. 305 Comment
  SD69734  Galium catalinense subsp. catalinense Robert F. Thorne 1966-4-30 36349 Los Angeles Santa Catalina Island: on sea bluff above beach at mouth of Gallagher's Canyon 7 Comment
  UC1302436  Galium grande Robert F. Thorne 1964-1-25 34053 Los Angeles n Sierra Madre; Angeles National Forest, Arroyo Seco Section, Chantry Flats 762 Comment
  SBBG6279  Galium jepsonii L. C. Wheeler 1970-7-25 s.n. Los Angeles Heliport, ca. 0.3 mi N of S Mt Hawkins 2286 Comment
  UCD170389  Galium johnstonii D. E. Bramlet 2011-9-21 4951 Los Angeles San Gabriel Mountains, Pacifico Mountain. 2163 Comment
  UCR209238  Galium johnstonii R. G. Swinney 2008-6-17 9057 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  UCR223652  Galium johnstonii R. G. Swinney 2009-6-24 11268 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  UCD121844  Galium nuttallii Kenneth A. Wilson 1961-3-10 965 Los Angeles Santa Monica Mtns. Old Topanga Canyon Rd., ca. 1/4 mile west of Topanga Canyon Rd. Comment
  UC1409064  Galium parishii Robert F. Thorne, M. Z. Thorne 1967-10-21 37392 Los Angeles near summit Mt. Baldy (Mt. San Antonio) 3048 Comment
  RSA0107227  Galium porrigens R. G. Swinney 2011-5-19 14781 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek. 1073 Comment
  RSA596811  Galium porrigens Tim S. Ross, J. Mark Porter 1995-5-4 8484 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  JEPS52946  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1966-1-20 4170 Los Angeles State Hwy 23 about 2 mi above junction with US#1; Santa Monica Mts., Los Alisos Canyon Comment
  UC1922582  Galium porrigens var. porrigens Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1153 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 412 Comment
  RSA660878  Galvezia speciosa Orlando Mistretta 1992-4-5 141 Los Angeles Guds, San Clemente Island. Comment
  UC1929998  Gambelia speciosa Mark Elvin, Orlando Mistretta 1996-3-24 130 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  RSA562546  Gamochaeta pensylvanica Steve Boyd, Walter Appleby 1993-4-22 8000 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA608696  Gamochaeta pensylvanica L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  UC2026443  Gamochaeta ustulata Louis C. Wheeler 1946-12-14 6449 Los Angeles SAN GABRIEL MOUNTAINS: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  RSA585683  Garrya flavescens Tim S. Ross 1990-6-11 3331 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon. 1255 Comment
  JEPS66753  Garrya veatchii A. M. Ottley 1920-5-6 626 Los Angeles between Fish Canyon and Monrovia Canyon; San Gabriel Mts. Comment
  RSA392407  Garrya veatchii Louis C. Wheeler 1932-1-15 435 Los Angeles San Antonio Wash 412 Comment
  RSA761715  Gayophytum R. G. Swinney 2008-10-10 9553 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA587200  Gayophytum decipiens Orlando Mistretta, Mark A. Elvin 1995-5-10 1687 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Head of W. Fork. 1768 Comment
  HSC16390  Gayophytum diffusum C. E. Fellows 1965-9-3 123 Los Angeles 3/10 mi. W of Cold Creek Rd. on Mulholland Rd. Comment
  RSA0107659  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-23 15299 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 Comment
  CAS-BOT-BC174976  Gayophytum heterozygum Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8136 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  CATA3476  Genista linifolia Michael Thomas, Benjamin Dion, Nathalie Cartan 2017-9-27 003 Los Angeles Santa Catalina Island: Interior; on west-facing slope in Middle Cottonwood Canyon watershed 185 Comment
  RSA746903  Geranium carolinianum R. G. Swinney 2003-5-12 8200 Los Angeles Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  RSA594652  Geranium rotundifolium Louis C. Wheeler 1967-7-30 10263 Los Angeles San Gabriel Mountains. Big Cienaga Trail Canyon. 1143 Comment
  LA92030  Gilia angelensis Peter H. Raven; 1962-5-1 17521 Los Angeles Santa Monica Mountains, just S of Agoura 259 Comment
  LA99301  Gilia angelensis Peter H. Raven; Henry J. Thompson 1960-5-29 15446 Los Angeles 792 Comment
  UCR125424  Gilia angelensis A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25691 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  LA200746  Gilia capitata subsp. abrotanifolia J. Sauer; M. Gardner 1983-5-15 6253 Los Angeles Comment
  RSA470211  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak Comment
  RSA470233  Gilia capitata subsp. abrotanifolia B. C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  UCR126550  Gilia capitata subsp. abrotanifolia Mark A. Elvin 2003-5-1 s.n. Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas. c. 1 mi SW of Castaic Lagoon at the W edge of a mesa, north of Charlie Canyon 366 Comment
  RSA470205  Gilia capitata subsp. abrotanifolia Robert Gustafson, Christopher Davidson 1977-4-20 411 Los Angeles Escondido Cyn. Road, about 1 mi NE of junction with Agua Dulce Cyn. Road. 762 Comment
  RSA736137  Gilia capitata subsp. abrotanifolia Rosemarie Zimmermann 1964-1-5 338 Los Angeles E. side of U.S. Hwy 99. About one mi. S. of Labec Lodge. s. of Castac lake. 1265 Comment
  SEINET4031673  Gilia capitata subsp. abrotanifolia O. M. Clark 1929-1 1913 Los Angeles West Lancaster, southern California. Comment
  UC335341  Gilia latiflora subsp. davyi unknown March 1886 Los Angeles near Lancaster; near Lancaster Comment
  UCSB73231  Gilia latiflora subsp. davyi Gross, LeRoy 2005-5-3 Los Angeles San Gabriel Mountains region: west terminus of Holcomb Ridge, west of Big Rock Creek; north of Fort Tejon Road, west of Valyermo Road Comment
  RSA777622  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2010-5-20 5158 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  UCR191158  Gilia leptantha subsp. transversa R. G. Swinney 1999-6-28 7456 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, south of Mescal Highlands Rd. 1506 Comment
Read comments May 3 2012
  UCR270458  Gilia modocensis R. G. Swinney 2011-5-12 14676 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
  UC483204  Gilia nevinii L. R. Abrams and I. L. Wiggins 1931-7-6 372 Los Angeles vicinity Mosquito Harbor (San Clemente Island); , vicin of Mosquito Harbor Comment
  RSA0012413  Gilia ochroleuca subsp. bizonata Orlando Mistretta, Christine Mistretta 2011-6-15 5694 -a Los Angeles Northern edge of San Gabriel Mountains, 0.6 air miles N of Aliso Cyn Rd,. 1078 Comment
  RSA0017198  Gilia ochroleuca subsp. vivida B. C. Templeton 1932-5-31 4858 Los Angeles West Blue Ridge, Big Pines Camp. Comment
  CAS-BOT-BC266498  Githopsis diffusa F. W. Peirson 1921-6-13 1208 Los Angeles Big Santa Anita Canyon trail, about 1.5 miles below Sturdevants, San Gabriel Mountains 1066 Comment
  UCSB51745  Glycyrrhiza lepidota Hodgson, John 1928-7-17 Los Angeles Along creek below Peace Valley, Santa Barbara-Tejon forest 609 Comment
Read comments Apr 1 2015
  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
  RSA188157  Gnaphalium chilense R. F. Thorne 1966-4-5 35830 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 106 Comment
  RSA180089  Gnaphalium luteoalbum Peter H. Raven 1962-4-11 17290 a Los Angeles On large dune north of a point due west of Wall 2, San Clemente Island. 9 Comment
  UCR210498  Gnaphalium luteoalbum R. G. Swinney 2008-12-4 9953 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  SBBG54557  Gnaphalium palustre F. Farris 1974-5-21 147 Los Angeles wash in Blanchard Park, Pomona College 335 Comment
  RSA0091317  Gnaphalium stramineum R. G. Swinney 2011-5-26 14878 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  OBI37941  Goodmania luteola David J. Keil, V. L. Holland 1980-4-18 s.n. Los Angeles 1 mi W of jctn with Calif 14 along Clalif 138 762 Comment
  SJSU2882  Grindelia camporum B. R. Hill 1964-12-31 36 Los Angeles Zelzah Rd 3 mi N of Granada Hills, Santa Susanna Mts Comment
  RSA756891  Grindelia camporum var. camporum Orlando Mistretta, Christine Mistretta 2008-4-8 2395 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road. (Segment 5, structure 32 per TRTP survey-2008) 965 Comment
  RSA188362  Guillenia lasiophylla R. F. Thorne, P. C. Everett 1965-6-22 34849 Los Angeles Santa Catalina Island: Renton Mine area 243 Comment
  RSA158268  Guillenia lasiophylla P. H. Raven 1962-7-10 17974 Los Angeles Upper reaches of Cave Canyon, the large canyon draining SW from large canyon draining SW from Thirst, San Clemente Island Comment
Read comments Dec 22 2010
  PASA1740  Haplopappus palmeri var. pachylepis Frank W. Peirson 1921-11-11 Los Angeles Lower part of Bouquet Canyon 426 Comment
  IRVC28719  Haplopappus venetus A. C. Sanders, Mark A. Elvin 2002-8-26 25582 Los Angeles Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon, WNW of Del Valle Western Transverse Range/Santa Clara River Watershed 335 Comment
  LA200224  Hazardia squarrosa var. grindelioides A. M. Johnson; 1927-11-11 2675 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR276992  Helenium bigelovii R. G. Swinney 2010-9-30 13917 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
  RSA330786  Helenium bigelovii Wayne E. Sawyer 1981-7-10 85 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle And junction of CA Hwy 39, 1.8 mi. from Dawson Saddle 2287 Comment
  CAS-BOT-BC309438  Helenium puberulum A. J. McClatchie 1893-9-1 s.n. Los Angeles Catalina Comment
  RSA80682  Helianthemum scoparium F. W. Peirson 1920-4-22 115 Los Angeles foothill of Rubio Canyon 533 Comment
  RSA724715  Helianthemum scoparium var. vulgare K. Dobry 1990-3-25 228 Los Angeles Simi Hills at Dayton Canyon Comment
  POM359999  Helianthus gracilentus Fay A. MacFadden 1931-4-25 s.n. Los Angeles Tuna Canyon, near ridge, Stow [Stough] road, Verdugo Hills Comment
Read comments Jul 1 2014
  CAS-BOT-BC305791  Helianthus nuttallii Davidson; Greata 1901-9-1 s.n. Los Angeles East Los Angeles Comment
  RSA770343  Heliotropium curassavicum R. G. Swinney 2008-6-24 9087 Los Angeles Roberts Canyon, 0.4-0.7 mi. north of San Gabriel Canyon 244 Comment
  SD252294  Heliotropium curassavicum Steven A. Junak 2000-7-1 Sca 1377 Los Angeles Santa Catalina Island: Just N of Cape Canyon Road, 0.4 mile E of intersection w/Middle Ranch Road, at storage shed, near Cape Canyon corrals. 228 Comment
  UCR95335  Heliotropium curassavicum var. oculatum L. C. Wheeler 1946-8-28 6289 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  UCR119057  Hemizonia australis Jeremiah George 2001-8-22 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  UCR209684  Hemizonia fasciculata Dan S. Cooper 2009-7-22 709- 37 Los Angeles Eastern Santa Monica Mtns., Los Angeles, Griffith Park, base of Fern Canyon 159 Comment
  UCR88683  Hemizonia minthornii Scott D. White 1995-10-11 3691 Los Angeles Santa Susana Mtns., Santa Susana Pass Rd., turnout at unnamed dirt rd., c. 1/2 mi east of Lilac Ln. Comment
  UCR99407  Hemizonia parryi subsp. australis D. E. Bramlet 1996-10-22 2480 Los Angeles South Coast 7.5' Q., Texaco Bryant Lease Oil Field, c. 91.6 m SE of the intersection of Studebaker Rd. and Westminister Ave., 412 m west of San Gabriel river 3 Comment
  POM360336  Hemizonia pungens subsp. pungens Anstruther Davidson 1897-9-29 s.n. Los Angeles Little Rock Creek. Comment
  UCR271476  Hesperocnide tenella R. G. Swinney 2011-5-3 14567 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA0072423  Heteromeles arbutifolia I. W. Clokey, Bonnie C. Templeton 1929-11 4602 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  RSA0074066  Heterotheca grandiflora R. G. Swinney 1997-12-31 5890 Los Angeles South Coast: Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway about 300 m E of Irwindale Ave. 152 Comment
  SFV3986  Heterotheca grandiflora C. Gasser 1956-3-2 s. n. Los Angeles Santa Monica Mountains 3.5 miles from Highway 101 on Malibu Canyon Road, by Honor Camp #3. 610 Comment
  UCR219419  Heterotheca grandiflora R. G. Swinney 2009-3-26 10171 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  UCR277184  Heterotheca grandiflora R. G. Swinney 2010-10-5 13964 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  RSA0075657  Heterotheca grandiflora Richard Noyes, L. Arnseth 1988-4-30 552 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  UCD133024  Heterotheca grandiflora Geoffrey Levin 1974-4-26 35 Los Angeles Wash (Blanchard Park), Pomona College in Claremont. Santa Ana River-Pacific slope drainage area. Alluvial Fan of Mt. San Antonio (San Gabreil Mountains). 335 Comment
  UCR182707  Hieracium albiflorum R. G. Swinney 1997-7-16 5664 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  RSA777870  Hirschfeldia incana R. G. Swinney 2009-6-12 11116 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  LA32276  Hirschfeldia incana Peter H. Raven; Henry J. Thompson 1959-6-4 14321 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  UCD114617  Hirschfeldia incana Louis C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Ridge 1/2 mile WNW Pine Mt. 1249 Comment
  RSA792100  Holodiscus discolor Jane Tirrell, Shirley Imsand 2012-7-6 LS 0092 Los Angeles 50 ft. South of Pacific Crest Trail on ridge, approx 0.6 mi east of Windy Gap. 2507 Comment
  CAS-BOT-BC149941  Holodiscus discolor var. discolor Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10045 Los Angeles Along crest of shoulder of Throop Peak, San Gabriel Mts. 2743 Comment
  POM1838  Holodiscus microphyllus I. M. Johnston 1917-7-28 1570 Los Angeles San Antonio Mountains. N Fork San Antonio Canyon (Old Gold Ridge Mine) 2439 Comment
  RSA0055764  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 Mac 399 Comment
  SBBG17867  Hordeum murinum P. H. Raven 1962-4-11 17275 Los Angeles due W of Wall 2 6 Comment
  SD39731  Hordeum murinum subsp. leporinum Edith A. Purer 1932-3-4 2692 Los Angeles El Segundo, sand dunes Comment
  UCR80731  Hordeum vulgare var. trifurcatum Steve Boyd, Orlando Mistretta 1993-5-11 8131 Los Angeles Western San Gabriel Mtns., N of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of the Forest along Placerita Canyon Road within Placerita Canyon 488 Comment
  POM296500A  Horkelia cuneata subsp. puberula Lyman D. Benson 1945-3-16 11608 Los Angeles Claremont, Pacific slope drainage area. 351 Comment
  RSA0042671  Horkelia cuneata subsp. puberula Laura Moore 1999-4-10 014 Los Angeles Pitzer College, Claremont: Northwest section of Outback, across trail from small Quercus agrifolia. 350 Comment
  UCR275525  Hulsea heterochroma D. E. Bramlet 2011-9-19 4948 Los Angeles San Gabriel Mountains, west of Messenger Flats, Mt. Gleason Rd., Planning Unit 8 1784 Comment
  UCR46128  Hulsea vestita Kathy Harper 1986-5-16 s.n. Los Angeles San Gabriel Mtns., Along unpaved road from Alder Saddle to Pacifico Mtn, NW of Hwy 2 Comment
  UCR199871  Hulsea vestita subsp. gabrielensis LeRoy Gross, Valentin Arvizu 2006-5-31 2469 Los Angeles San Gabriel Mountains, Forest Service Road surveys along Santa Clara Road (3N17.6) from Magic Mountain to a short distances east of Indian Canyon Road (4N37) 1424 Comment
  RSA611545  Imperata brevifolia L. C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near Doske Road, just E of Ybarra Canyon. 564 Comment
  UC1132123  Imperata brevifolia Jerome S. Horton 1937-10-12 500 Los Angeles West Fork San Dimas Canyon, San Dimas Experimental Forest West Fork San Dimas Canyon; , San Dimas Experimental Forest Comment
  RSA0088133  Isocoma menziesii Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 806 Los Angeles Santa Catalina Island: Along N shore of Haypress Reservoir. 390 Comment
  POM359500  Isocoma menziesii var. sedoides M. B. Dunkle 1928-4-29 1898 Los Angeles Santa Catalina Island. Little Harbor Comment
  RSA151236  Isocoma menziesii var. vernonioides Peter H. Raven 1962-7-11 18011 Los Angeles San Clemente Island, Wilson Cove 61 Comment
  UCR13468  Isomeris arborea var. insularis O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  SBBG109143  Jepsonia malvifolia S. A. Junak 1997-9-27 SCl 965 Los Angeles just N of first cyn N of Knob Cyn 15 Comment
  CAS-BOT-BC101908  Juglans californica Geo. B. Grant 1905-5-5 635 Los Angeles Pasadena Comment
  NY201870  Juglans californica J. B. Walker 1994-8-10 885 Los Angeles 4km S of Gormon, next to I-5 200 Comment
  POM302280  Juglans californica Lyman Benson 1957-4-17 15721 Los Angeles Kellogg Campus, California Polytechnic Institute. San Jose Hills. Pacific Slope drainage area. 305 Comment
  SD197807  Juglans californica R. G. Swinney 2008-4-9 8621 Los Angeles San Gabriel Mountains: Glendora, Wildwood Canyon. 328 Comment
  UC1871030  Juglans californica T. S. Ross, Walter Appleby 1993-5-20 7190 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mts.: vicinity of Wilson Canyon Saddle; San Fernando 7.5' USGS quad; R15W, T3N, NE/4 SE/4 Sec. 9; ca 3110 ft. elevation 947 Comment
  POM280163  Juglans californica var. californica Lyman Benson 1933-4-2 4300 Los Angeles US 99 Saugus Rd Junction. 152 Comment
  RSA754229  Juglans californica var. californica Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1775 Los Angeles San Gabriel River Watershed; Sycamore canyon 384 Comment
  RSA653418  Juglans regia Brad Henderson 2000-7-21 s.n. Los Angeles San Gabriel Mountains: Wildwood Canyon, above Glendora. Comment
  UCR209524  Juncus R. G. Swinney 2008-7-2 9117 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  RSA709602  Juncus acutus A. C. Sanders, Mark A. Elvin 2003-8-7 27179 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur. 267 Comment
  SBBG31276  Juncus acutus R. F. Thorne with P. C. Everett 1965-6-24 Los Angeles just below dam in lower Cottonwood Cyn 38 Comment
  UC1349332  Juncus acutus subsp. leopoldii Robert F. Thorne and P. Everett 1965-6-24 35037 Los Angeles just below dam in lower Cottonwood Canyon; Santa Catalina Island, Cottonwood Canyon 38 Comment
  UCR95414  Juncus acutus subsp. leopoldii Steve Boyd, Valerie Soza, V. Jotikasthira, Lauren Raz 1996-7-11 8920 Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon 549 Comment
  UCR187101  Juncus balticus A. C. Sanders 2006-5-16 32335 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  UCR206453  Juncus balticus R. G. Swinney 2008-6-9 8960 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA368160  Juncus bufonius F. R. Fosberg 1931-5-6 S- 4788 Los Angeles Cape Canyon, Santa Catalina Island. 220 Comment
  UCR272844  Juncus bufonius var. bufonius R. G. Swinney 2011-6-1 14939 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  UCR217823  Juncus macrophyllus Dan S. Cooper 2010-8-27 810- 92 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Spring Canyon 288 Comment
  UCR223243  Juncus macrophyllus R. G. Swinney 2009-7-23 11372 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
  RSA549494  Juncus mexicanus Timothy S. Ross, Steve Boyd 1990-6-18 3475 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA70286  Juncus mexicanus F. W. Peirson 1921-5-20 5352 Los Angeles Little Rock Creek, N slope of San Gabriel Mts 1037 Comment
  UCR209920  Juncus oxymeris R. G. Swinney 2008-7-15 9240 Los Angeles San Gabriel Mtns., Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  UCR58866  Juncus patens F. C. Boutin 1967-4-23 1689 Los Angeles Channel Islands, east side of San Clemente Island, next major drainageway & canyon SE of Lemon Tank Comment
  RSA158207  Juncus patens Peter H. Raven 1962-5-9 17685 Los Angeles San Clemente Island: near head of canyon above Mosquito Cove 259 Comment
  UCR124726  Juncus sphaerocarpus B. C. Templeton 1932-8-25 5087 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  RSA782056  Juncus tenuis A. C. Sanders, T. B. Salvato 2009-5-20 36868 Los Angeles Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 66 Comment
  RSA0022559  Juncus textilis Peter Rubtzoff 1988-10-7 9964 Los Angeles Gold Creek Road nesr junction with Little Tujunga Road, Little Tujunga Canyon, ca. 2 mi northeast of the entrance to Angeles National Forest, or ca. 4 mi northeast of junction of Osborne Street and Foothill Blvd. 479 Comment
  RSA572188  Juniperus californica L. C. Wheeler 1933-2-22 1478 Los Angeles Little Rock Creek. 1066 Comment
  SBBG35099  Juniperus californica R. Hoffmann 1927-8-31 Los Angeles near Oak's Garage, Mint Cyn Comment
  CAS-BOT-BC235638  Keckiella breviflora var. breviflora Ernest C. Twisselmann 1959-6-2 5340 Los Angeles Old Ridge Route, 1 mile south of Sandberg's Lodge 1249 Comment
  OBI9285  Keckiella cordifolia Robert J. Rodin 1953-5-2 5806 Los Angeles Cyn behind White's Cove, Catalina Island Comment
  UCD123785  Keckiella cordifolia Collector Unknown 1917-6-1 s.n. Los Angeles Hollywood Bowls, near Los Angeles. Comment
  RSA0087104  Keckiella cordifolia Steven A. Junak 2001-5-4 SCa- 1495 Los Angeles Santa Catalina Island. E of Parson's Landing. 121 Comment
  RSA20389  Kochia californica Roxana S. Ferris, Ruth P. Rossbach 1938-5-13 9475 Los Angeles 5 miles W of Lancaster on the Antelope Valley Rd. Comment
  CAS-BOT-BC499184  Kopsiopsis strobilacea I. M. Johnston 1917-7-4 1449 Los Angeles South slope of Mt. Baldy, San Antonio Mountains 2286 Comment
  RSA247966  Krascheninnikovia lanata R. F. Thorne, Gary D. Wallace 1973-4-24 43435 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope 915 Comment
  RSA710542  Krascheninnikovia lanata LeRoy Gross 2005-5-3 2191 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
  UC1076474  Krascheninnikovia lanata Herbert L. Mason 1930-4-20 5591 Los Angeles hills in the Rock Creek region Mohave Desert, Rock Creek region Comment
  POM306345  Lactuca serriola Henry J. Ramsey, Henry J. Ramsey 1937-8-12 1427 Los Angeles Altadena Comment
  UCR137729  Lagophylla ramosissima subsp. ramosissima L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mtns, Bluebird Truck Trail, near Big Dalton Canyon 732 Comment
  POM352644  Lamarckia aurea Donald R. Bissing 1973-6-2 161 Los Angeles Evey Canyon; San Gabriel Mountains. 707 Comment
  UCR55329  Lampranthus A. C. Sanders 1987-9-28 7395 Los Angeles El Segundo Dunes west of Los Angeles International Airport and Pershing Drive 38 Comment
  RSA785862  Langloisia matthewsii Doris Bowers 1957-5-10 825 Los Angeles Mojave Deert N/o Big Pines Area 915 Comment
  UCR280855  Langloisia matthewsii R. G. Swinney 2014-4-23 16155 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
  POM158339  Lasthenia californica M. B. Dunkle 1928-3-31 1765 Los Angeles Little Harbor, Santa Catalina Island. 91 Comment
  CAS-BOT-BC329162  Lasthenia glabrata subsp. coulteri Le Roy Abrams 1899-4-1 361 Los Angeles Ballon Marshes Comment
  UC50365  Lasthenia glabrata subsp. coulteri H. M. Hall 1903-4-1 3736 Los Angeles Los Angeles Comment
  UC1614261  Lasthenia gracilis Charles M. Belshaw 1935-3-29 504 Los Angeles ca. 20 mi. w. Lancaster (on s. face of La Liebre Scarp, W. Antelope Valley); W. Antelope Valley, La Liebre Scarp Comment
  UC891319  Lasthenia gracilis Ezra C. Knopf 126 a Los Angeles Santa Catalina Island Comment
  CSUSB2259  Lathyrus laetiflorus Libby Edwards 1970-5-10 40 Los Angeles Sierra Madre Sierra Madre. 576 Elm Ave. Comment
  RSA651391  Lathyrus laetiflorus subsp. barbarae P. H. Raven, Henry J. Thompson 1960-4-24 15119 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
  UCR149999  Lathyrus vestitus Scott D. White 2004-5-5 10297 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  UCR271057  Lathyrus vestitus R. G. Swinney 2011-6-6 15000 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  POM1793  Lathyrus vestitus subsp. laetiflorus H. Webster 1894-05 2250 Los Angeles Claremont 366 Comment
  RSA405670  Lathyrus vestitus subsp. laetiflorus Charlotte Brown 1929-2-2 s.n. Los Angeles Verdugo Hills, Glendale Comment
  UC450900  Lathyrus vestitus var. vestitus Fay A. MacFadden 1931-3-31 50 E Los Angeles Tuna Canyon Verdugo Hills Comment
  RSA597496  Lathyrus vestitus var. vestitus L. C. Wheeler 1961-6-12 7861 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1052 Comment
  RSA90277  Lathyrus vestitus var. vestitus F. W. Peirson 1925-4-23 5796 Los Angeles Forks of San Gabriel River. 534 Comment
  SD82901  Lathyrus vestitus var. vestitus Gary D. Cromwell, David W. Wheat 1971-4-16 510 Los Angeles San Gabriel Mountains, Angeles National Forest, Mystic Canyon, 2 miles NE of Glendora; NW-facing slope, upper canyon ca. 3 meters above canyon bottom (creek bed) Comment
  CAS-BOT-BC520383  Layia glandulosa Steve Boyd; Gary Wallace 2011-4-14 12317 Los Angeles Transverse Ranges: Liebre / San Gabriel Mtns region. Acton Wash ca 3 km E of jct of Soledad Canyon Rd and Crown Valley Rd 829 Comment
  POM18071  Layia glandulosa P. A. Munz 1923-5-26 6600 Los Angeles Ridge at head of Vincent Gulch (near North Baldy) 2012 Comment
  RSA316349  Layia glandulosa R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54967 Los Angeles San Gabriel Mts: Mojave Desert slopes; 1/4 -1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA0083165  Layia platyglossa R. G. Swinney 2010-6-1 13129 Los Angeles lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent. 994 Comment
  UC1302269  Layia platyglossa Robert F. Thorne and P. C. Everett 1964-2-6 33305 Los Angeles w Isthmus Cove (Santa Catalina Island); Santa Catalina Island 30 Comment
  POM361667  Layia platyglossa subsp. campestris Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  CAS-BOT-BC534952  Lemna minuta G. B. Grant 1900-2-24 2265 Los Angeles Arroyo Seco, Pasadena, California. Comment
  UC1349063  Lepechinia fragrans Robert F. Thorne 1966-4-29 36329 Los Angeles Santa Catalina Island, Echo Lake 411 Comment
  RSA0107838  Lepechinia fragrans Steven A. Junak 2000-5-19 Sca- 1327 Los Angeles Santa Catalina Island. Just W of road out to 1st ridge, W of Twin Rocks ridge. 305 Comment
  RSA545274  Lepechinia fragrans D. Propst, Mark Hoefs 1973-3-3 25 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 366 Comment
  UCR186065  Lepidium dictyotum T. B. Salvato, M. A. Hasskamp 2006-4-24 1349 Los Angeles Tehachapi Mtns Foothills, c. 4 mi east of Quail Lake and 0.5 mi north of Hwy 138 976 Comment
  UC1536953  Lepidium fremontii Gordon H. True Jr. 1935-5-17 309 Los Angeles hills s Littlerock 914 Comment
  UCR161197  Lepidium fremontii T. B. Salvato, Melissa Clemons 2005-9-27 1240 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  SFV12496  Lepidium latifolium M. H. Grayum, H. Grayum, K. Felt, J. Horowitz 1977-10-30 841 Los Angeles Santa Monica Mountains Century Ranch near Malibu Creek. Vicinity of Goat Buttes. Comment
  RSA249733  Lepidium nitidum R. F. Thorne, M. Z. Thorne 1973-2-12 42471 Los Angeles Santa Catalina Island. N of Marine Science Station at Fisherman s Cove. 46 Comment
  SBBG37652  Lepidium nitidum M. A. Piehl 1962-6-9 62322 Los Angeles head of cyn just below (N of) Chenity (S of Mosquito Cove) 304 Comment
  UC311259  Lepidium nitidum Philip A. Munz 1926-4-4 9992 Los Angeles 5 mi n Elizabeth Lake Comment
  POM6860  Lepidium nitidum var. nitidum P. A. Munz, L. T. Street, Williams 1919-3-8 2291 Los Angeles Pomona Comment
  SD90282  Lepidium nitidum var. nitidum Robert F. Thorne 1973-4-11 42784 Los Angeles San Clemente Island: Plateau in Middle Ranch area at head of Middle Ranch Canyon 424 Comment
  RSA0042308  Lepidium nitidum var. nitidum Mark L. Hoefs, Steven A. Junak 2000-4-14 3073 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor. 469 Comment
  CAS-BOT-BC12821  Lepidium perfoliatum Roxana S. Ferris 1918-6-12 898 Los Angeles Railroad embankment between Oban and Lancaster. Comment
  CAS-BOT-BC12842  Lepidium pinnatifidum Louis C. Wheeler 1936-6-14 4155 Los Angeles 2 miles northeast of La Verne. 381 Comment
  CAS-BOT-BC328052  Lepidospartum squamatum C. B. Wolf 1931-6-25 2238 Los Angeles SW of Los Angeles Botanic Garden, along Beverly Blvd. (Mandeville Canyon) 60 Comment
  SFV21056  Lepidospartum squamatum L. Gross, V. Soza 2001-5-31 393 Los Angeles Verdugo Mountains Southeast side of mountains. Disturbed flat area at end of road (bulldozed) east of Dead Horse Canyon, south off of Las Flores Mountain Way. 366 Comment
  UC33120  Lepidospartum squamatum J. Burtt Davy Oct 1896 2750 Los Angeles Santa Monica Comment
  CAS-BOT-BC320589  Leptochloa Peter Rubtzoff 1988-10-7 9961 Los Angeles Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, ca. 2 miles northeast of the entrance to Angeles National Forest, or ca. 4 miles northeast of junction of Osborne Street and Foothill Blvd., San Gabriel Mountains. 478 Comment
  UCR175043  Leptodactylon californicum Holly Summers 2006-6-4 46 Los Angeles San Gabriel Mountains, 2 miles north of Foothill Blvd. on Angeles Crest Highway (Hwy 2), near Brown Canyon 701 Comment
  UC303733  Leptodactylon pungens I. Johnston 1917-7-4 1418 Los Angeles summit Baldy (Southern California); summit of Baldy 3048 Comment
  SBBG80327  Leptosiphon bicolor F. C. Boutin 1967-4-23 1650 Los Angeles Nanny, NW of Lemon Tank 213 Comment
  SD90455  Leptosiphon bicolor Robert F. Thorne 1973-4-12 42960 Los Angeles San Clemente Island; grassy canyon slopes of large canyon south of Mosquito Cove north of Chenity. 334 Comment
  RSA772294  Leptosiphon breviculus R. G. Swinney 2009-4-28 10524 Los Angeles summit of Mt. Emma. 1585 Comment
  SDSU21374  Leptosiphon breviculus S. H. Bullock 1968-4-6 38 Los Angeles Claremont. North side of Foothill Blvd. between Darthmouth and College Ave. 366 Comment
  SBBG64601  Leptosiphon chrysanthus subsp. chrysanthus R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  RSA165710  Leptosiphon ciliatus Wesley O. Griesel, Brian C. Miller 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. Angeles National Forest. 1616 Comment
  UCD118882  Leptosiphon liniflorus Louis C. Wheeler 1967-6-26 9914 Los Angeles San Gabriel Mountains, Placerita Canyon , 0.25 mile east of highway. 457 Comment
  RSA0081013  Leptosiphon parviflorus Timothy S. Ross, Steve Boyd 1994-5-25 7895 Los Angeles West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10. 1684 Comment
  LA200963  Leptosiphon pygmaeus subsp. continentalis Carl Wishner; 1997-4-3 CW- 2472 Los Angeles Santa Monica Mountains, Cornell, hills just E of Los Angeles County Fire Station 275.0 Comment
  CAS-BOT-BC225645  Leptosiphon pygmaeus subsp. pygmaeus Robert F. Thorne 1966-4-17 36077 Los Angeles Grassland near reservoirs between Boulder & Horton, NE side of island, San Clemente Island 487 Comment
  RSA0116447  Leptosyne bigelovii R. G. Swinney 2010-5-21 12899 Los Angeles San Gabriel Mountains; unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  SD129588  Leptosyne gigantea A. C. Sanders unknown 7594 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, East of Vista Del Mar Boulevard 29 Comment
  SD69790  Leptosyne gigantea Robert F. Thorne 1966-4-4 35795 Los Angeles Santa Catalina Island: Bird Rock, north of Isthmus Cove Comment
Read comments Mar 31 2015
  UCR179707  Lessingia filaginifolia R. G. Swinney, Dave Larson 1996-7-17 5121 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  LA201800  Lessingia filaginifolia var. filaginifolia Arthur C. Gibson; 2003-9-1 4985 Los Angeles Simi Hills, NW edge Chatsworth Reservoir just E of Valley Circle Blvd, near Chatsworth Lake Manor 274 Comment
  UCR256241  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-5-19 12839 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
  UCR1537  Lewisia rediviva var. minor Ken Calhoun 1962-5-12 108 Los Angeles San Gabriel Mtns, Blue Ridge, 8 mi west of Wrightwood 2134 Comment
  RSA708770  Leymus condensatus Valerie L. Soza, Bill Hogshead 2003-4-23 1645 Los Angeles Brand Park, Brand Canyon. 351 Comment
  CAS-BOT-BC274476  Leymus triticoides LeRoy Abrams 1902-6-12 2522 Los Angeles Ballona Creek, near Mesmer Comment
  CAS-BOT-BC274477  Leymus triticoides LeRoy Abrams 1902-6-12 2521 Los Angeles Ballona Creek, near Mesmer Comment
  RSA187938  Leymus triticoides R. F. Thorne 1966-4-29 36269 Los Angeles Santa Catalina Island: Middle Ranch Canyon along road to Ben Weston Beach 61 Comment
  UC625076  Leymus triticoides F. R. Fosberg 1931-5-18 S 4991 Los Angeles Little Harbor Santa Catalina Island 2 Comment
  UC1873115  Limonium ramosissimum R. E. Riefner Jr. 2006-1-21 06 -8 Los Angeles City of Long Beach, Belmont Shores, Colorado Lagoon in vicinity of Park Ave. and Colorado St. 6 Comment
  RSA469955  Linanthus aureus Albert J. Perkins 1913-5-2 s.n. Los Angeles Tujunga Canyon. Comment
  UCR205923  Linanthus breviculus R. G. Swinney 2008-5-5 8763 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  CHSC3739  Linanthus californicus Sue Boergadine 1966-4-28 11 Los Angeles 8 mi NE of Newhall. Comment
  RSA468456  Linanthus californicus N. C. Cooper 1949-6-18 4214 Los Angeles Angeles Crest Highway 915 Comment
  RSA690925  Linanthus californicus J. Mark Porter, Lauren Machen 2004-5-1 14080 Los Angeles San Gabriel Mountains, along Glendora Ridge Road, near the 7.00 mile marker. 1271 Comment
  SD41523  Linanthus californicus Darley F. Howe 1947-3-22 Los Angeles Topango Canyon, 6.0 miles from ocean. Comment
Read comments May 22 2014
  UCD15278  Linanthus californicus Claire Warshaw 1985-5-12 20 Los Angeles 10 miles east of intersection of Glendora Mountain Road and Glendora Ridge Road. 1524 Comment
  UCSB42052  Linanthus californicus Palys, Joe 1978-6-3 Los Angeles Next to road, along Angeles Crest Highway, 1/2 mi. south of Mt. Gleason turnoff 914 Comment
  RSA652610  Linanthus californicus subsp. glandulosus T. Strid 1972-6-11 s.n. Los Angeles Arroyo Seco, Pasadena. 396 Comment
  SBBG116977  Linanthus dianthiflorus S. A. Junak with K. Kirkland 2001-4-13 SCa 1428 Los Angeles old rd, on ridgetop overlooking Empire Landing 225 Comment
  UC880286  Linanthus parviflorus C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4765 Los Angeles Bouquet Canyon 650 Comment
  RSA468515  Linanthus pungens E. Fitzgerald 1930-07 s.n. Los Angeles Eastern Sierra: opposite Devil's Punchbowl, Angeles National Forest. Comment
  UCR110897  Linaria maroccana A. C. Sanders, D. Malueg 1998-6-22 21986 B Los Angeles San Gabriel Mtns., foothills along Hwy 2 at La Canada, at turnoff to SCE Gould substation, Gould Canyon watershed 610 Comment
  UCR260387  Lithophragma R. G. Swinney 2010-6-21 13289 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  UC858884  Lithophragma affine Marcus E. Jones, A. M. 1882-5-3 3223 Los Angeles Pasadena Comment
  UCR95298  Lithophragma bolanderi Steve Boyd, Orlando Mistretta 1996-5-1 8758 A Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  RSA0018466  Lithophragma heterophyllum Scott D. White, Chet McGaugh 1995-5-9 2984 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property., Site proposed for landfill expansion. 457 Comment
  RSA436336  Lobelia dunnii var. serrata L. C. Wheeler 1931-9-6 61 Los Angeles Wolfskill Canyon, San Gabriel Mountains 533 Comment
  RSA659683  Lobularia maritima Chris White 1991-5-20 25 Los Angeles Point Fermin Comment
  RSA512037  Loeflingia squarrosa var. squarrosa L. C. Wheeler 1967-5-18 9653 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  UCR104212  Lolium perenne Scott D. White 1997-5-21 5199 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
  POM156187  Lolium perenne subsp. multiflorum Le Roy Abrams 1902-6-12 2525 Los Angeles Ballona Creek, near Mesmer. Comment
  RSA641651  Lolium perenne subsp. multiflorum L. C. Wheeler 1967-8-8 10403 Los Angeles San Gabriel Mts., Angeles National Forest: confluence of Alder Creek and East Fork 1250 Comment
  UCR214629  Lolium perenne subsp. multiflorum A. C. Sanders, Dan S. Cooper 2010-3-12 37367 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG112171  Lomatium C. Bornstein, B. Collins 1997-4-14 Los Angeles 0.7 mi E of Hwy 138 on N2, Liebre Mtns 1082 Comment
  RSA674720  Lomatium lucidum Scott D. White, P. De Vries 2000-5-18 7904 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
  POM264693  Lomatium lucidum L. C. Wheeler 1933-5-5 1687 Los Angeles San Gabriel Mountains, 1/4 mi. below falls in Fish Canyon 396 Comment
  UC1971336  Lomatium utriculatum Louis C. Wheeler 1969-5-4 Los Angeles SAN GABRIEL MOUNTAINS: Placerita Canyon. Comment
  CAS-BOT-BC240481  Lonicera hispidula Steven A. Junak 1996-7-24 SCI- 652 Los Angeles San Clemente Island: Box Canyon, ca. 1.2 miles inland from beach, near UTM 11 361500E 3637080N 243 Comment
  RSA151301  Lonicera hispidula var. vacillans P. H. Raven 1962-5-10 17714 Los Angeles San Clemente Island; canyon just north of Thirst, San Clemente Island 305 Comment
  RSA455190  Lonicera subspicata var. denudata Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA324070  Lotus argophyllus subsp. ornithopus F. H. Elmore 1939-2-18 392 Los Angeles San Clemente Island Comment
Read comments May 16 2008
  RSA597009  Lotus argophyllus var. argophyllus T. S. Ross 1990-6-25 3804 Los Angeles Vicinity of Crystal Lake 1677 Comment
  UCR125168  Lotus corniculatus A. C. Sanders, Mark Elvin 2002-6-25 25281 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  UCR191302  Lotus crassifolius R. G. Swinney 1998-7-2 6265 Los Angeles San Gabriel Mtns., north of Table Mountain, Wrightwood area, 1.6 mi. north of junction of roads 4N21B, 4N21A, and 4N21 on ridge north of end of 4N21 1963 Comment
  RSA406097  Lotus crassifolius var. crassifolius L. E. Hoffman 1932-7-4 s.n. Los Angeles Big pines Co. park, Swarthout Canyon 1524 Comment
  POM50113  Lotus dendroideus var. dendroideus L. W. Nuttall 1921-1-14 1006 Los Angeles Santa Catalina Island. Big Wash Canyon. Comment
  RSA406920  Lotus dendroideus var. dendroideus M. B. Dunkle 1929-3-3 2056 Los Angeles Hamilton Beach; Santa Catalina Island Comment
  UCR86841  Lotus hamatus Scott D. White 1995-4-27 2954 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA748345  Lotus heermannii Justin M. Wood 2009-6-1 793 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  RSA571546  Lotus heermannii var. heermannii Steve Boyd 1994-4-29 8311 Los Angeles Side draw on northeastern side of Mt. Emma, Santiago Canyon drainage. 1158 Comment
  RSA330794  Lotus nevadensis var. davidsonii Wayen E. Sawyer 1981-6-16 48 Los Angeles 200' NE of Little Jimmy Campground 2256 Comment
  UCR213782  Lotus nevadensis var. davidsonii Scott D. White, Justin M. Wood 2009-5-6 12682 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  JEPS55743  Lotus oblongifolius var. oblongifolius Frank W. Peirson 1919-6-15 501 Los Angeles Rock Creek San Gabriel Mountains 1295 Comment
  RSA585469  Lotus procumbens var. procumbens T. S. Ross 1990-5-29 2667 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  UC1922168  Lotus purshianus var. purshianus Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 975 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), N of ''La Tuna'', above Chandler and Fisher canyons, S of La Tuna Canyon Near 34deg 13' 36.7'' N 118deg 20' 9.2'' W T2N R14W NE/4, SW/4 sec. 27. Elev. 1600 Feet. Comment
  UCR154616  Lotus salsuginosus A. C. Sanders, T. B. Salvato 2005-4-26 29758 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  RSA38855  Lotus salsuginosus E. A. Purer 1935-5-11 6549 Los Angeles Hillside, Malibu Road Comment
  POM2447  Lotus salsuginosus var. salsuginosus M. Hitchcock 1918-7-5 34 Los Angeles Van Nuys Comment
  UC57392  Lotus scoparius J. H. Barber 1898-3-7 374 Los Angeles Santa Monica Comment
  RSA0105030  Lotus scoparius var. scoparius R. G. Swinney 2011-4-26 14497 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
  UCR155122  Lotus scoparius var. scoparius A. C. Sanders 2005-5-5 29933 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA774738  Lotus strigosus R. G. Swinney 2009-6-17 11172 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA595679  Lotus strigosus var. strigosus T. S. Ross, Victor W. Steinmann 1995-5-8 8558 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA722937  Ludwigia grandiflora subsp. hexapetala R. E. Riefner Jr. 2007-6-28 7 -283 Los Angeles Harbor City, Bixby Slough, vicinity of 255th Street and Dodge Ave. 40 Comment
  UCSB40541  Ludwigia peploides Takeda, Brian 1978-3-6 Los Angeles West of Sepulveda Boulevard at the end of Royal Oak Place, Santa Monica Mountains 243 Comment
  UC1922341  Ludwigia peploides subsp. montevidensis R. E. Riefner Jr. 2007-6-28 07 -283 Los Angeles Harbor City, Bixby Slough, vicinity of 255th St. and Dodge Ave. Comment
  UC440396  Lupinus Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon , Las Flores Canyon (Santa Monica Mountains) Comment
  CAS-BOT-BC201432  Lupinus albifrons var. albifrons J. Ewan 1931-1-1 4002 Los Angeles Playa del Rey Comment
  CAS-BOT-BC196147  Lupinus albifrons var. douglasii P. B. Kennedy 1928-3-29 s.n. Los Angeles Summit of ridge, Santa Catalina Is. Comment
  RSA758008  Lupinus bicolor D. E. Bramlet, Jennifer Pareti 2008-4-14 4186 Los Angeles Transverse Ranges; Liebre Mtns region: Bouquet Canyon. 762 m SE of Bouquet Cyn Rd, and 549 m S Hayfork Rd. Comment
  UCR115800  Lupinus bicolor George K. Helmkamp 1997-3-6 1345 Los Angeles Western Mojave Desert, west of Lancaster at 125th St. & Calif. Hwy 138 762 Comment
  UCR219463  Lupinus bicolor R. G. Swinney 2009-3-25 10153 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  RSA638175  Lupinus bicolor L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  UC1203737  Lupinus bicolor Dave Dunn 1941-3-29 938 Los Angeles 5th Ave 1 mi e Pomona ((near or over boundary) Los Angeles Co.); e of Pomona Comment
  SEINET6932655  Lupinus bicolor subsp. pipersmithii W. P. Vestal, A. G. Vestal 1955-3-26 3488 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  SBBG108904  Lupinus concinnus S. A. Junak 1997-3-11 SCl 750 Los Angeles SE side of Sibara Ridge, ca. 0.35 mi S of Triangulation Pt Guds 112 Comment
  SBBG113132  Lupinus concinnus S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 380 Los Angeles top of coastal bluffs above W end of beach at Little Harbor 51 Comment
  RSA406962  Lupinus concinnus var. concinnus F. R. Fosberg 1931-3-26 S- 4385 Los Angeles W Hamilton Canyon, Santa Catalina Island. 80 Comment
  RSA730305  Lupinus formosus var. formosus R. G. Swinney 1999-6-18 7305 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  POM306277  Lupinus formosus var. formosus H. J. Ramsey 1938-5-1 1401 Los Angeles Altadena, Eaton Canyon Park Comment
  RSA545182  Lupinus guadalupensis T. S. Ross 1992-4-16 6206 Los Angeles Central part of island; 291 degrees WNW, 725 m distant from summit of 1603' peak above Stone field station, San Clemente Island 416 Comment
  RSA702373  Lupinus hirsutissimus Scott D. White, Pam De Vries 2004-5-18 10417 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
  RSA641519  Lupinus hyacinthinus L. C. Wheeler 1967-9-4 10651 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  RSA230257  Lupinus latifolius subsp. parishii R. F. Thorne 1969-7-2 38320 Los Angeles San Gabriel Mts., Angeles National Forest: Moist area about spring 1 mile SW of Kratka Ridge along Angeles Crest Hwy. 2073 Comment
  UCR12073  Lupinus nanus Coleta A. Lawler 1971-4-11 261 Los Angeles Western Transverse Range; Santa Monica Mtns., on Mulholland Hwy NE of Lake Malibu 244 Comment
  CAS-BOT-BC8224  Lupinus parishii Louis Cutter Wheeler 1932-4-29 662 Los Angeles 2 mi. NE La Verne 373 Comment
  UCR281362  Lupinus sparsiflorus R. G. Swinney 2014-5-15 16515 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA652480  Lupinus sparsiflorus subsp. sparsiflorus Vance Langford 1948-3-29 s.n. Los Angeles In vacant lot at 136 St. and Hawthorne Blvd. Comment
  RSA3477  Lupinus succulentus Carl B. Wolf 1932-5-9 3420 Los Angeles Santa Catalina Island; Avalon. 8 Comment
  RSA414304  Lupinus succulentus F. R. Fosberg 1931-4-10 689 Los Angeles Avalon Canyon, Santa Catalina Island 160 Comment
  RSA545257  Lupinus succulentus D. Propst, Mark Hoefs 1973-3-3 9 Los Angeles Santa Catalina Island: Airport road above Whites landing channel slope 335 Comment
  RSA589508  Lupinus succulentus Tim S. Ross 1995-5-21 8603 Los Angeles San Clemente Island: Near head of Chenetti Canyon. just SW of the W prong of the trident formed at the top of the longest tributary; 1800 ft SSE of Rest triangulation point (1336 ft). 347 Comment
  SD86352  Lupinus succulentus R. Mitchel Beauchamp, M. Douglas 1972-3-24 3215 Los Angeles San Clemente Island; west side of canyon. 99 Comment
  RSA213356  Lupinus succulentus Reid V. Moran 1941-3-2 666 Los Angeles Between Wilsons Cove and Howlands, Santa Catalina Island 25 Comment
  RSA414822  Lupinus succulentus B. Becil 1931-4-29 s.n. Los Angeles Santa Susana Valley. Comment
  LA52456  Lupinus truncatus W. O. Griesel; 1936-4-26 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA0110807  Lupinus truncatus Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14332 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  RSA191030  Lupinus truncatus James Henrickson 1963-5-5 32280 Los Angeles near mouth of Cobal Canyon, footlhills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  SBBG84174  Lupinus truncatus R. Mattoni -Apr-1986 Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles InterNat Airport 6 Comment
  SEINET10489079  Lupinus truncatus Cromwell 1971-4-16 CROMWELL 516 Los Angeles East-facing bank, about 2 mi above creek bed, on soil ledge. Occasional. Mystic canyon, angeles national forest, san gabriel mtns. 2 Mi ne of glendora, California. Comment
  RSA485825  Lycium californicum T. S. Elias, Orlando Mistretta 1988-2-10 10656 Los Angeles San Clemente Island. West shore near Marine Terrace Grade Comment
  SBBG80280  Lycium californicum F. C. Boutin 1967-4-23 1631 Los Angeles N end of island at W end of air field runway Comment
  SBBG51756  Lycium cooperi R. Gustafson, C. Davidson 1977-4-20 423 Los Angeles Fort Tejon Rd, S of Littlerock ca. 1.5 mi E of the jct with 82nd St 975 Comment
  SEINET10696893  Lycopersicon esculentum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3762 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  SD51857  Lyonothamnus floribundus subsp. aspleniifolius Peter H. Raven 1962-5-9 17682 Los Angeles Steep canyon wall near head of canyon above Mosquito Cove 274 Comment
  CAS-BOT-BC142318  Lyonothamnus floribundus subsp. floribundus J. C. Nevin 1890-1-1 s.n. Los Angeles Santa Catalina Island, So. Cal. Comment
  RSA578209  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Janet Takara, Bob Given, Misty Gray 1994-8-2 8192 Los Angeles Santa Catalina Island. Midway in Swain's Canyon. 95 Comment
  POM307062  Lythrum californicum Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1944 Los Angeles Below north Whittier Heights Comment
  RSA92910  Madia elegans subsp. densifolia F. W. Peirson 1920-9-17 2712 Los Angeles San Antonio Canyon, San Gabriel Mountains. 1341 Comment
  CAS-BOT-BC344376  Madia exigua Alice Eastwood 1917-7-20 6462 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC344377  Madia exigua Frank W. Peirson 1923-5-21 3511 Los Angeles Fish Canyon, San Gabriel Mts. 914 Comment
  RSA596135  Madia gracilis Timothy S. Ross, S. D. Boyd 1995-6-28 8619 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA770896  Madia gracilis R. F. Thorne 1965-5-10 34481 Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  JEPS7520  Madia gracilis Frank W. Peirson 1919-6-5 508 Los Angeles San Antonio Canyon, very close to boundary of San Bernardino County Angeles National Forest, San Gabriel Mts. Comment
  CAS-BOT-BC230900  Malacothamnus davidsonii Dr. A. Davidson No date on label 1895 Los Angeles Near Los Angeles Comment
  RSA659859  Malacothamnus davidsonii Orlando Mistretta 1992-8-17 751 Los Angeles Haines Canyon Trail, Tujunga Ranger District. Comment
  CAS-BOT-BC206207  Malacothamnus fasciculatus Wesley O. Griesel 1961-7-26 s.n. Los Angeles State Highway #2, between Big Pines and Wrightwood, San Gabriel Mts. 1828 Comment
  RSA308299  Malacothamnus fasciculatus Henry J. Ramsey, Henry J. Ramsey 1937-5-16 3084 Los Angeles Altadena, N. Craig Ave. Comment
  UCR88662  Malacothamnus fasciculatus Scott D. White 1995-10-19 3708 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  RSA0101005  Malacothamnus fasciculatus Wesley O. Griesel 1961-7-26 s.n. Los Angeles State Highway #2, between Big Pines and Wrightwood. 1829 Comment
  RSA434302  Malacothamnus fasciculatus I. W. Clokey, Bonnie C. Templeton 1929-05 4553 Los Angeles Mandeville Canyon 500 Comment
  UC527609  Malacothamnus fasciculatus var. fasciculatus C. B. Wolf 1931-6-25 2242 Los Angeles sw Los Angeles Botanic Garden (along Beverly Blvd, Madeville Canyon); Madeville Canyon 60 Comment
  POM153293  Malacothamnus fremontii P. A. Munz, I. M. Johnson 1928-9-5 11178 Los Angeles road from Rock Creek to Big Pines 1372 Comment
  RSA78379  Malacothamnus fremontii J. C. Roos 1951-7-30 5072 Los Angeles Big Rock Creek, San Gabriel Mts. 1677 Comment
  CAS-BOT-BC345410  Malacothrix clevelandii Philip A. Munz 1925-4-23 9453 Los Angeles San Gabriel Canyon 487 Comment
  POM362278  Malacothrix coulteri Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster Comment
  SBBG12551  Malacothrix foliosa subsp. foliosa P. H. Raven 1962-5-8 17625 Los Angeles near W shore of island opposite Wilson Cove 45 Comment
  UC1069929  Malacothrix glabrata A. D. Gifford 1935-4-11 567 Los Angeles 1 mi sw Manzana; Tejon Quad. 944 Comment
  JEPS26039  Malacothrix saxatilis var. tenuifolia Lewis S. Rose 1960-8-28 60085 Los Angeles e slope Coldwater Canyon; Santa Monica Mts. 335 Comment
  RSA311408  Malacothrix saxatilis var. tenuifolia Cheryl A. Lawson 1971-7-9 419 Los Angeles Little Tujunga Canyon, San Gabriel Mountains, Angeles National Forest. Comment
  SBBG66180  Malacothrix saxatilis var. tenuifolia R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  UCR152468  Malephora crocea A. C. Sanders, Lee Jones 2005-4-8 29327 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA656674  Malosma laurina G. Pitto 1980-6-4 43 Los Angeles South end of Hinderberg [Hindenburg] Park (Crescenta Valley Park), bottom of Dunsmore Ave. La Crescenta. 518 Comment
  CSUSB814  Malva parviflora J. Operskalski 1976-4-24 Los Angeles Glendale, 5 miles south of 210 freeway. Comment
  HSC15990  Malva parviflora C. S. Apperson 1966-4-4 Los Angeles Pierce College Arboretum, Woodland Hills Comment
  RSA0011883  Malva parviflora P. R. Brown 1970-4-24 Los Angeles Canon de Lana. Comment
  RSA715187  Marah A. C. Sanders 2003-3-14 25776 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  LA57526  Marah macrocarpa s.n. Los Angeles SANTA MONICA MOUNTAINS, Comment
  RSA440989  Marah macrocarpa var. macrocarpa L. E. Hoffman 1932-3-24 s.n. Los Angeles Trail Canyon Comment
  SEINET4044529  Marrubium vulgare D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  OBI69390  Marrubium vulgare Patrick Byrne, Kelly Moser 1994-5-14 39 Los Angeles Santa Monica Mts, Topanga State Park, topanga, nearentrance at end of Waveview Dr, alongside a dirt fire rd 350 Comment
  RSA409819  Marrubium vulgare J. F. McBroom 1941-7-25 s.n. Los Angeles Pasadena foothills Comment
  SEINET10498120  Marrubium vulgare David B. Dunn 1947-4-16 Dunn 2934 Los Angeles 2 mi w and 1 mi n of palmdale; mohave desert Comment
  UC416691  Marrubium vulgare J. Grinnell 1903-6-27 Los Angeles near Pasadena (Arroyo Seco); Arroyo Seco Comment
  RSA598580  Matricaria matricarioides L. C. Wheeler 1967-5-24 9712 Los Angeles San Gabriel Mountains. Indian Canyon Campground 822 Comment
  RSA600318  Matricaria matricarioides Scott D. White 1997-3-12 4756 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  SBBG92113  Matthiola incana A. C. Sanders 1988-2-18 7687 Los Angeles El Segundo dunes, W of LA Intl Airport, between Pershing Drive and Vista Del Mar Blvd 38 Comment
  UC50446  Meconella denticulata H. M. Hall Apr 1903 3739 Los Angeles near Los Angeles (Eagle Rock) Comment
  UC1595233  Medicago lupulina Tim Ross and Peter Fritsch 1990-6-20 3603 Los Angeles mouth of canyon near confluence of E and W Forks of the San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  UCR204743  Medicago lupulina R. G. Swinney 2005-8-9 8418 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA762347  Medicago polymorpha R. G. Swinney 2009-3-10 10073 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA12181  Medicago polymorpha Carl B. Wolf 1934-4-11 5635 Los Angeles Bryant Ranch, E of Long Beach, in 1.48 acre tract at 7th and Hathaway. 23 Comment
  UCSB3430  Medicago polymorpha Haller, Norman 1953-3-29 Los Angeles Mulholland Dr., 1 mile West of Sepulveda Blvd., Santa Monica Mts. 457 Comment
  HSC14994  Medicago sativa C. S. Apperson 1967-6-3 Los Angeles 12 mi. from Sierra Hwy., W on Ave. D Comment
  RSA248856  Medicago sativa Robert F. Thorne 1973-4-13 42977 Los Angeles San Clemente Island: Low plateau just SE of Airfield Operations. 61 Comment
  UCR247508  Melaleuca viminalis R. E. Riefner Jr. 2010-5-31 10- 41 Los Angeles South Coast, Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, east of Vermont Ave. and north of West Anaheim St 0 Comment
  RSA656191  Melica imperfecta Joseph M. Keefe 1978-4-28 22830 Los Angeles Verdugo Mountains; Henderson Canyon Creek, 0.5 Km west of Lockerbie Road on Whitting Woods Road, La Crescenta. 427 Comment
  UCD87789  Melica imperfecta W. Biehler 1951-4-27 s.n. Los Angeles Elizabeth Lake area. Comment
  CAS-BOT-BC281093  Melica stricta A. A. Beetle 1942-6-25 3639 Los Angeles San Bernardino Mts, 4 miles N of Big Pine Camp on Route 2 1828 Comment
  CATA1050  Melilotus albus Mark L. Hoefs 1995-5-10 1981 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  POM348161  Melilotus albus N. Krueger 1940-1-15 20515 Los Angeles Compton Comment
  RSA495077  Melilotus indicus A. C. Sanders 1988-5-18 7821 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  SD232691  Melilotus indicus Scott D. White 1996-5-15 4040 Los Angeles Coastal Los Angeles County: Marina Del Rey area; Ballona Ck. Floodplain W of Lincoln Bl. andS of Jefferson Bl. 3 Comment
  LA200495  Melilotus indicus Norman A. Cole; May 1964 323 b Los Angeles 518 Comment
  RSA526621  Melilotus indicus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4211 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA657639  Melilotus indicus Kristina Sargeant 1992-5-9 92 -026 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  SEINET7760414  Melilotus indicus N. K. Berg 1904-4-16 s.n. Los Angeles San Pedro Comment
  UCSB7346  Mentzelia affinis Wedberg, H. 1957-4-19 Los Angeles 0.5 mi E of Pearblossom 914 Comment
  SBBG105339  Mentzelia affinis H. L. Ferguson 1980-4-16 151 Los Angeles Westshore Gr. Near Skeet range turnoff 18 Comment
  UCSB4251  Mentzelia albicaulis Ralph, F. 1960-4-1 Los Angeles N side of Calif. HWY 138, 9.0 miles E of its jct with road to Valyermo & Big Pines E of Pearblossom and 0.6 miles W of jct of road to Victorville. Mohave Desert Comment
  SBBG119020  Mentzelia gracilenta G. D. Wallace with M. Wallace 1983-5-20 2078 Los Angeles Aliso Cyn rd between Acton and Angeles Forest hwy Comment
  RSA589258  Mentzelia jonesii Tim S. Ross 1991-4-27 4671 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg. SW of Three Sisters [Buttes]. 1003 Comment
  LA82380  Mentzelia micrantha O. H. Kappler; 1944-4-30 598 Los Angeles Santa Monica Mountains, Latigo Canyon 121 Comment
  SBBG122601  Mentzelia micrantha R. Burgess, B. Neiners, C. Davis, P. Munro 1999-4-17 3236 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk above second narrows 457 Comment
  UCR119835  Mentzelia micrantha Jeremiah George 2001-5-29 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Ocean Trails development, between Palos Verdes Dr. South and the ocean 3 Comment
  UCR65555  Mentzelia micrantha T. S. Ross, Steve Boyd 1990-5-14 2473 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District. 1122 Comment
  RSA649660  Mentzelia obscura Michael Horn 1991-5-3 21 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  UCR223657  Mentzelia veatchiana R. G. Swinney 2009-6-24 11256 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA446884  Mentzelia veatchiana Ora M. Clark 1929-3-29 1817 Los Angeles East of Sandberg. Comment
  RSA757211  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-3 2286 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  SBBG96676  Mesembryanthemum crystallinum S. Boyd with T. Ross, L. Arnseth 1990-4-7 4273 Los Angeles lower half of China Cyn Comment
  RSA251536  Microseris elegans R. F. Thorne 1973-4-11 42819 -b Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  RSA188033  Microseris heterocarpa R. F. Thorne 1966-4-30 36347 Los Angeles Santa Catalina Island, on sea bluff above beach at mouth of Gallaghers Canyon 8 Comment
  RSA0077096  Microseris lindleyi R. G. Swinney 2010-4-15 12227 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA653688  Microseris lindleyi Valerie L. Soza, Laura Moore 2000-5-10 868 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 518 Comment
  RSA569929  Microsteris gracilis T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4881 Los Angeles Liebre Mtn: near W summit area. 1683 Comment
  RSA598854  Mimulus androsaceus Steve Boyd, Tim S. Ross 1997-3-21 9228 Los Angeles Liebre Mountains, Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, near an abandoned road alignment leading down ridgeline dividing Bleich Canyon and Broad Canyon. 1311 Comment
  UCR200003  Mimulus aurantiacus Valerie Soza, Mariam Sidibeh 2003-3-26 1617 Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  POM122670  Mimulus aurantiacus var. pubescens Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  POM75  Mimulus aurantiacus var. pubescens I. M. Johnston 1917-7-28 1607 Los Angeles San Antonio Mountains, San Antonio Canyon 2287 Comment
  UC314538  Mimulus aurantiacus var. pubescens Marcus E. Jones, A. M. 1926-3-16 Los Angeles w Pomona Comment
  RSA420668  Mimulus cardinalis Christopher Davidson 1974-8-1 2515 Los Angeles Highway 39 toward Islip Saddle, along San Gabriel River. 915 Comment
  SEINET13387126 Image available Mimulus cardinalis R. G. Swinney 2011-1 15384 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  UCR256446  Mimulus cardinalis R. G. Swinney 2010-9-9 13763 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
  PASA111  Mimulus guttatus Sally Ellis 1939-4-7 Los Angeles Puddingstone Dam Comment
  UCR223472  Mimulus guttatus R. G. Swinney 2009-5-28 10930 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA442743  Mimulus guttatus M. A. Salazar 1969-8-12 s.n. Los Angeles Big Tujunga Canyon, c. 5 miles north of Tujunga 610 Comment
  RSA0035190  Mimulus longiflorus Geraldine Dodd 1992-5-9 7 Los Angeles 3 miles north of the corner of Loma Alta Dr. and Lake Ave. in Altadena. Sam Merrill hiking trail. San Gabriel Mts. 1066 Comment
  UCR16907  Mimulus palmeri T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest: Horse Flat Campground 1677 Comment
  RSA0056576  Mimulus parishii R. G. Swinney 2005-7-21 8313 Los Angeles San Gabriel Mountains: Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property. 1216 Comment
  RSA0091501  Mimulus pilosus R. G. Swinney 2010-6-29 13375 B Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  CAS-BOT-BC388664  Minuartia douglasii Geo. B. Grant 1906-6-10 6669 Los Angeles Mt Lowe, Castle Canyon Trail 1219 Comment
  RSA512032  Minuartia douglasii L. C. Wheeler 1967-5-18 9633 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA592255  Minuartia douglasii L. C. Wheeler 1967-5-12 9471 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  POM9657  Minuartia douglasii P. A. Munz 1920-2-24 3242 Los Angeles 3 miles north of Claremont at base of foothills. Comment
  UCR95316  Mirabilis californica L. C. Wheeler 1967-4-30 9213 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  CATA1025  Mirabilis laevis var. crassifolia Mark L. Hoefs 1995-5-4 1946 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  CATA1554  Mirabilis laevis var. crassifolia Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2811 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  UC1311641  Mirabilis laevis var. crassifolia Robert J. Rodin 1953-5-2 5817 Los Angeles just S of White's Cove, Catalina Island Comment
  UC7635  Mirabilis laevis var. crassifolia Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  RSA587972  Mirabilis multiflora var. pubescens Anstruther Davidson 1892-09 s.n. Los Angeles Elizabeth Lake. Comment
  UC68805  Mirabilis multiflora var. pubescens H. M. Hall June, 1905 6259 Los Angeles Manzana; Mojave Desert, Antelope Valley 883 Comment
  LA201879  Modiola caroliniana Arthur C. Gibson; 2003-5-24 4993 Los Angeles Simi Hills, West Hills Comment
  RSA0074179  Modiola caroliniana C. N. Carter 1909-6-12 s.n. Los Angeles Claremont. Comment
  UCD86069  Monanthochloe littoralis F. M. Reed 1909-7-6 2856 Los Angeles Catalina Saltimus. Comment
Read comments Dec 7 2014
  RSA747400  Monardella breweri R. G. Swinney 2008-6-4 8944 Los Angeles Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  RSA578715  Monardella exilis Tim S. Ross 1994-5-1 7607 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  SFV21881  Monardella lanceolata L. L. Zung 2011-5-17 7 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  RSA0003926  Monardella saxicola I. M. Johnston 1918-9-1 2133 Los Angeles San Antonio Mts, near Brown's Flat 1311 Comment
  POM220096  Monardella viridis subsp. saxicola Louis C. Wheeler 1932-7-2 896 Los Angeles Brown Flat - Fern Canyon water trail. 1311 Comment
  UCR147541  Monardella viridis subsp. saxicola Naomi Fraga, Et al. 2004-7-29 1319 Los Angeles Transverse Ranges; San Gabriel Mountains, Near Grapevine Srings, along FS Road 1N34 1220 Comment
  VVC99  Monolopia lanceolata Wandalee Thompson 1964-4-13 96 Los Angeles Foothills near Palmdale. 945 Comment
  UCR145183  Muhlenbergia asperifolia June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  RSA660122  Muhlenbergia californica L. C. Wheeler 1931-9-6 60 Los Angeles Wolfskill Canyon, San Gabriel Mountains. 610 Comment
  UCR146501  Muhlenbergia californica Scott D. White 2004-7-28 10653 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  RSA588864  Muhlenbergia rigens Orlando Mistretta 1994-9-21 1486 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  RSA0094078  Muilla maritima R. G. Swinney 2011-5-19 14776 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  RSA655749  Muilla maritima James Henrickson 2000-4-15 2068 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  UCR282021  Muilla maritima R. G. Swinney 2014-5-1 16316 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  UC1537545  Nama demissa Gordon H. True Jr. 1935-3-17 118 Los Angeles Lovejoy Butte 853 Comment
  RSA252915  Nama demissa var. demissa Robert F. Thorne, C. W. Tilforth 1973-4-20 43056 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  CAS-BOT-BC219354  Nama stenocarpa LeRoy Abrams 1902-6-19 2572 Los Angeles Soldiers Home Comment
  SBBG77211  Nassella cernua F. R. Fosberg 1931-3-19 4308 Los Angeles Hamilton Cyn near Avalon 10 Comment
  SFV21468  Nassella cernua L. Gross 2001-5-27 424 Los Angeles Verdugo Mountains Northwest side of mountains. Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. A short distance going north up the ridge heading for the main crest. Comment
  CAS-BOT-BC259910  Nassella lepida Peter H. Raven 1959-5-3 14059 Los Angeles Santa Monica Mountains. Mulholland Drive near Beverly Glen Boulevard 381 Comment
  RSA3523  Nassella lepida C. B. Wolf 1932-5-9 3466 Los Angeles Santa Catalina Island, small hill at junction of Skyline Drive & Pebbly Beach road. 30 Comment
  RSA3567  Nassella lepida C. B. Wolf 1932-5-12 3580 Los Angeles Hillside east of the Isthmus, Santa Catalina Island. 30 Comment
  POM155804  Nassella pulchra M. B. Dunkle 1928-4-21 1876 Los Angeles Santa Catalina Island: Renton Mine Hill. 365 Comment
  RSA127899  Nassella pulchra P. H. Raven 1959-5-9 14161 Los Angeles Santa Monica Mountains. Mulholland Hwy 1 mile W of Las Virgenes Road. Malibu Creek drainage, 274 Comment
  RSA219943  Navarretia hamata subsp. hamata F. R. Fosberg 1932-5-19 8185 Los Angeles mouth of San Dimas Canyon 100 Comment
  RSA188282  Navarretia hamata subsp. leptantha R. F. Thorne 1966-6-2 36517 Los Angeles Santa Catalina Island: dry margin of Echo Lake, NNE of Black Jack Mt. 412 Comment
  UC1537399  Nemophila menziesii Gordon H. True Jr. 1935-3-6 48 Los Angeles 4 mi w Palmdale; w of Palmdale 944 Comment
  SEINET5521001  Nemophila menziesii B. Ertter, J. Strachan 1980-5-18 3442 Los Angeles South fork Big Rock Creek about 0.5 miles north of South Fork Campground on Forest Road 4N11A, Angeles National Forest about 3.5 air miles southeast of Valyermo, north side San Gabriel Mountains 1372 Comment
  RSA66658  Nemophila menziesii var. integrifolia Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon Comment
  POM65292  Nemophila menziesii var. integrifolia Alice Eastwood 1904-4-22 4183 Los Angeles Monrovia. Comment
  RSA0043192  Nemophila menziesii var. integrifolia Howard Mullins 1931-3-1 s.n. Los Angeles Oak Wilde. 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
  SBBG117923  Nemophila menziesii var. menziesii Mrs. C. E. Thurber 1891-4-29 Los Angeles Alhambra Comment
  RSA730311  Nicotiana attenuata R. G. Swinney 1998-9-4 6912 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  RSA0060121  Nicotiana clevelandii L. R. Abrams 1901-4-1 1205 Los Angeles Ballona Harbor. Comment
  CAS-BOT-BC231562  Nicotiana glauca Javier Penalosa 1961-5-21 1521 Los Angeles San Gabriel Co. Comment
  LA34717  Nicotiana glauca Mary V. Hood; 1939-4-28 36- 3 Los Angeles San Gabriel Mountains, San Francisquito Canyon, near sign of National Forest 335 Comment
  UCR258698  Nicotiana glauca R. G. Swinney 2010-3-22 12025 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  SEINET12274551  Nicotiana glauca J. F. Bright, Wyman, C. 1931-1 5690 Los Angeles around Hollywood Comment
  UC153580  Oenanthe sarmentosa LeRoy Abrams 1902-6 2526 Los Angeles Ballona creek near Mesmer; Ballona creek Comment
  UCR265501  Oenothera Dan S. Cooper 2015-5-13 515- 47 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
  RSA0119695  Oenothera californica subsp. avita A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32232 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert: western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  RSA746555  Oenothera rosea A. C. Sanders, T. B. Salvato 2009-5-20 36848 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, E side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  UCR217701  Olea europaea A. C. Sanders, Dan S. Cooper 2010-8-5 38547 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA0097544  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18408 Los Angeles Claremont, 300m south of the SE base of Indian Hill. 402 Comment
  RSA772286  Opuntia littoralis R. G. Swinney 2009-5-9 10706 Los Angeles Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway. 183 Comment
  UCR104217  Opuntia littoralis Scott D. White 1997-5-21 5207 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
  UCR177530  Opuntia littoralis LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 402 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 290 Comment
  UCR96018  Oreonana vestita R. G. Swinney 1995-8-28 4473 Los Angeles San Gabriel Mtns., West Mt. Baldy summit 3043 Comment
  OBI70995  Orobanche Larry Kelly, David J. Keil 1989-4-21 380 Los Angeles San Gabriel Mts, 2-3 mi SE of Valeyrmo along Ft Tejon rd Comment
  RSA599495  Orobanche bulbosa Steve Boyd, Lauren Raz 1997-3-25 9320 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  UCR271656  Orobanche fasciculata R. G. Swinney 2011-5-12 14688 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
  JEPS15945  Osmorhiza brachypoda Frank W. Peirson 1918-5-19 135 Los Angeles Millards Canyon San Gabriel Mountains Comment
  UCR150885  Osmorhiza brachypoda Valerie Soza, LeRoy Gross 1999-7-15 628 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt Wilson Trail above Little Santa Anita Canyon 1067 Comment
  UC501491  Osmorhiza brachypoda Joseph Andorfer Ewan 1932-6-17 7349 Los Angeles Arroyo Seco San Gabriel Mountains (stream bottom) 1097 Comment
  RSA0106506  Osmorhiza chilensis R. G. Swinney 2011-7-29 15556 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  POM353413  Oxalis albicans subsp. californica Tom Burch 1940-4-19 s.n. Los Angeles Malabu [Malibu] Coast. Comment
  RSA128260  Oxalis albicans subsp. californica H. J. Thompson 1959-3-31 1907 Los Angeles 1 mile north of Mulholland Highway, 1.8 miles south of Malibu Junction, Cornell Road 274 Comment
  LA50659  Oxalis corniculata Elizabeth Levine; 1949-5-3 sn Los Angeles West Los Angeles Comment
  RSA0036159  Oxalis corniculata Robin Bowman 1967-4-16 s.n. Los Angeles Verdugo Hills behind college. 243 Comment
  RSA0116816  Oxytheca perfoliata R. G. Swinney 2011-4-19 14391 Los Angeles San Gabriel Mountains; San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  POM186358  Oxytheca trilobata Joseph A. Ewan, A. N. Dunn 1933-7-23 7825 Los Angeles Tujunga Creek at Alder Cr. Jct. Upper Sonoran zone. 1037 Comment
  RSA505264  Packera ionophylla S. Zona, D. Arias, Oscar Dorado, M. Hanson, J. L. Villasenor 1989-6-21 365 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2017 Comment
  UC9347  Paeonia californica J. H. Barber 1897-1-24 27 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC274176  Pappostipa speciosa Roxana S. Ferris 1918-6-12 947 Los Angeles 5 miles south of Lancaster Comment
  CAS-BOT-BC274177  Pappostipa speciosa Ira L. Wiggins 1966-4-24 20645 Los Angeles Along E side of 145th Street E, between Palmdale Boulevard and Avenue O, north of Pearblossom. Mohave [Mojave] Desert Comment
  RSA177753  Parapholis incurva R. F. Thorne, P. Everett 1965-5-11 34568 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  UCSB69228  Parietaria hespera Gross, LeRoy; Soza, Valerie 2001-6-6 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road 701 Comment
  RSA599846  Parietaria hespera var. hespera Steve D. Boyd, Lauren Raz 1997-5-6 9762 B Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  POM264764  Parietaria hespera var. hespera Louis C. Wheeler 1933-5-5 1703 Los Angeles San Gabriel Mountains, 1/4 mi. below falls in Fish Canyon 396 Comment
  UCR179768  Parietaria judaica R. E. Riefner Jr. 2006-7-29 06- 332 Los Angeles South Coast, San Pedro, San Pedro Bay, Adams Drive at Miner St. 9 Comment
  RSA643163  Pectocarya Orlando Mistretta 1995-2-28 1520 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Carr Section., Near 24 30 00 N 118 00 44 W Comment
  RSA592883  Pectocarya linearis subsp. ferocula L. C. Wheeler 1967-4-30 9249 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  SBBG108989  Pectocarya linearis subsp. ferocula S. A. Junak 1997-3-13 SCl 781 Los Angeles SE side of small gully on ridge between 2 forks of first cyn S of Mosquito Cyn 304 Comment
  JEPS85117  Pectocarya penicillata Roy E. Buck and Rexford Palmer 1989-4-29 1231 Los Angeles 2.7 km n Gorman Creek and Hungry Valley drainage confluence (10 km sse of Gorman); Lower Hungry Valley 922 Comment
  RSA0085402  Pectocarya penicillata R. G. Swinney 2010-5-19 12819 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
  RSA590065  Pectocarya penicillata Orlando Mistretta 1994-3-30 989 Los Angeles Little Rock Creek, slopes E of creek below Little Rock Dam. 1158 Comment
  UCR258859  Pectocarya penicillata R. G. Swinney 2010-5-19 12819 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  POM246561  Pellaea andromedifolia F. R. Fosberg 1931-4-2 R 86 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 100 Comment
  POM175386  Pellaea mucronata subsp. californica West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats: north Fork- San Gabriel Canyon. Comment
  SFV63  Pellaea mucronata var. californica P. G. Kilburn 1957-12-28 575 Los Angeles San Gabriel Mountains Devil's Punchbowl. 1067 Comment
  RSA624466  Pellaea mucronata var. mucronata L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  RSA17067  Penstemon centranthifolius Carl B. Wolf 1936-5-27 7848 Los Angeles Aliso Canyon to Buckhorn flats road, Tie Camp summit 1524 Comment
  UC1043412  Penstemon centranthifolius Richard M. Straw 1954-6-7 600 Los Angeles Crystal Lake San Gabriel Mts, Upper San Gabriel River Cyn, Crystal Lake (Upper San Gabriel River Canyon, San Gabriel Mts.) 1524 Comment
  UC566018  Penstemon centranthifolius A. D. Gifford 1935-2-12 432 Los Angeles 2 1/2 mi ssw Redrock Mountain; Tejon Quadrangle Comment
  UCR277254  Penstemon grinnellii R. G. Swinney 2010-9-30 13941 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  CDA41872  Penstemon grinnellii subsp. grinnellii T. C. Fuller 1980-6-12 20277 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 8.5 km east of road to Mt. Wilson. Comment
  POM175439  Penstemon grinnellii subsp. grinnellii Joseph A. Ewan 1930-6-24 2640 Los Angeles Crystal Lake, N. Fork San Gabriel R. 1707 Comment
  RSA408043  Penstemon grinnellii subsp. grinnellii G. R. Johnstone 1930-6-26 14664 Los Angeles Pine Flats. 1677 Comment
  UCR271229  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-6-14 15114 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UC440402  Penstemon heterophyllus Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon Santa Monica Mountains, Topango Canyon (Southern California) Comment
  HSC79116  Penstemon heterophyllus subsp. australis James Henrickson 1973-6-23 10923 Los Angeles Santa Monica Mtns., Topanga Canyon, 0.75 mi. N of Topanga P.O. along old Topanga Canyon Rd. 244 Comment
  POM4207B  Penstemon heterophyllus subsp. australis Philip A. Munz 1918-5-26 2276 Los Angeles Claremont. Near mouth of Live Oak Canyon. Comment
  POM4267  Penstemon heterophyllus var. australis Philip A. Munz 1918-5-26 2276 Los Angeles Claremont. Near mouth of Live Oak Canyon. Comment
  UC457236  Penstemon speciosus Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp San Gabriel Mts., Big Pines Camp Comment
  HSC21062  Penstemon spectabilis David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  UCR124429  Penstemon spectabilis I. W. Clokey, B. C. Templeton 1929-3-26 4475 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR216570  Penstemon spectabilis Dan S. Cooper 2010-6-6 610- 70 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 206 Comment
  RSA0036214  Penstemon spectabilis Fran Dourisboure 1966-5-10 s.n. Los Angeles San Rafael (Raphael on sheet) Mountains. 213 Comment
  RSA401814  Penstemon spectabilis var. spectabilis L. E. Hoffman 1927-7-10 s.n. Los Angeles Swartout Canyon, Big Pines. Comment
Read comments Jan 4 2012
  NY661218  Penstemon spectabilis var. subviscosus L. Abrams 1902-7-3 2618 Los Angeles Sierra Madre Comment
  VVC2774  Pentachaeta lyonii Tim Thomas 1983-5-19 577 Los Angeles Transverse Range, Santa Monica Mtns; Rocky Oaks vic Mulholland and Kanan.Ro 530 Comment
  RSA0070714  Pentagramma triangularis M. M. Culter 1916-3-30 s.n. Los Angeles Fern Canyon. Comment
  RSA0070783  Pentagramma triangularis P. H. Raven 1962-4-10 17221 Los Angeles San Clemente Island: Summit ridge about 2 miles north of Thirst. 487 Comment
  RSA0070818  Pentagramma triangularis Richard Noyes, L. Arnseth 1988-4-30 532 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 300 meters east of Thompson Creek Dam. 500 Comment
  SBBG20541  Pentagramma triangularis subsp. triangularis E. R. Blakley 1963-12-7 6342 Los Angeles shallow cyn, 200 ft N of lighthouse, N of Pyramid head 53 Comment
  SD3467  Perideridia californica Ruth B. Randall Apr 1920 Los Angeles Mint Canyon Southern California Comment
Read comments Mar 16 2014
  SEINET13944982 Image available Perideridia oregana C. Epling, Wm. Robison 1935-1 sn Los Angeles Town Lodge near Weaverville Comment
  RSA703551  Perideridia pringlei Gary D. Wallace, Ann Hiller 1983-5-18 2069 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  SFV1552  Peritoma arborea C. Gasser 1956-3-9 s. n. Los Angeles Santa Monica Mountains Calabasas, 2 miles from Highway 101 on Topanga Canyon Road on side of road. 210 Comment
  SD27739  Peritoma arborea var. arborea Carl B. Wolf 1932-5-9 3454 Los Angeles Santa Catalina Island; Pebbly Beach. 29 Comment
  SD37596  Peritoma arborea var. arborea Edith A. Purer 1932-4-23 Los Angeles El Segundo Comment
  CAS-BOT-BC355960  Perityle emoryi Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4268 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W. side Comment
  UC1594370  Perityle emoryi Tim Ross 1992-4-14 6173 Los Angeles central e side San Clemente Island (ca 20 m (sic) s of where Nanny Canyon drainage meets the sea) 18 Comment
  POM298635  Phacelia austromontana Lincoln Constance, F. W. Peirson 1941-6-25 2855 Los Angeles North side of Vincent Gulch 2134 Comment
  RSA653693  Phacelia brachyloba Valerie L. Soza, Laura Moore 2000-5-10 863 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  UCSB33680  Phacelia brachyloba Miller, Brian 1960-7-11 Los Angeles Switzer's Inslet, San Gabriel Mountains 914 Comment
  RSA602473  Phacelia cicutaria var. hispida Scott D. White 1997-5-8 5071 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below Morris Dam. 244 Comment
  RSA607003  Phacelia cicutaria var. hispida Leota Brice 1930-6-2 s.n. Los Angeles San Gabriel Canyon. Comment
  UC1349370  Phacelia cicutaria var. hispida Robert F. Thorne 1966-4-5 35864 Los Angeles foot of slope along Cottonwood Creek Santa Catalina Island, Cottonwood Canyon 106 Comment
  SEINET12280058  Phacelia ciliata J. Bright, Wyman, C. 1933-1 8343 Los Angeles Antelope Valley 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
  RSA426054  Phacelia davidsonii G. R. Johnstone 1926-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  UC1929529  Phacelia davidsonii Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1676 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  RSA0083016  Phacelia distans R. G. Swinney 2010-5-12 12764 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA595459  Phacelia distans Tim S. Ross, Victor W. Steinmann 1995-5-8 8562 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA725204  Phacelia distans Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -43 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
  SFV20824  Phacelia distans L. Gross, N. Fraga 2002-4-4 515 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 468 Comment
  UCR192952  Phacelia distans Dan S. Cooper 2008-3-25 s.n. Los Angeles Los Angeles Basin, 300 m north of end of Catalina Ave., Whittier 111 Comment
  SDSU6610  Phacelia distans R. M. Beauchamp 1967-1-23 133 Los Angeles San Clemente Island. Comment
Read comments May 16 2008
  RSA570285  Phacelia douglasii Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4962 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA567290  Phacelia egena Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3965 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  CAS-BOT-BC141540  Phacelia floribunda Steven A. Junak 1996-5-18 SCI - 497 Los Angeles Sna Clemente Island: W side of island, at S end of Seal Cover, E of large offshore islet, just above coastal terrace 39 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
  UC206192  Phacelia hubbyi T. S. Brandegee s.n. Los Angeles Los Angeles Comment
  UCR194078  Phacelia imbricata R. G. Swinney, Dave Larson 1999-5-29 7218 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  UCR224263  Phacelia imbricata R. G. Swinney 2009-6-24 11277 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA428005  Phacelia imbricata subsp. imbricata I. M. Johnston 1917-7-1 1443 Los Angeles San Antonio Mountains. Browns Flats. 1311 Comment
  RSA602247  Phacelia imbricata subsp. imbricata R. S. Woglum 1937-7-17 833 Los Angeles North Fork of San Gabriel River. Comment
  POM8874  Phacelia imbricata subsp. imbricata W. R. Dudley, F. H. Lamb 1896-6-8 4380 Los Angeles Liebre Mts. Comment
  SD53031  Phacelia lyonii Peter H. Raven 1962-5-22 17829 Los Angeles Santa Catalina Island, about 1 mile west of Cherry Canyon along coastal bluffs Comment
  UC410540  Phacelia minor Alice Eastwood 1928-6-15 15412 Los Angeles Claremount Comment
  RSA783491  Phacelia parryi J. D. Olmsted 1958-3-11 44 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, [city of] Claremont near eastern boundary of Los Angeles County. 366 Comment
  HSC12498  Phacelia ramosissima var. latifolia Wendell Wood 1970-6-22 31 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  RSA428214  Phacelia tanacetifolia Robert Gustafson 1978-6-1 938 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
Read comments Apr 20 2008
  UCR276783  Phacelia tanacetifolia R. G. Swinney 2011-4-1 14306 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  SEINET12280406  Phacelia tanacetifolia J. F. Bright 1934-1 9256 Los Angeles Santa Monica Coast Range Comment
  SD234426  Phacelia viscida A. C. Sanders, Mark A. Elvin, et al 2003-5-1 26275 Los Angeles Westerm San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 miles southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch (Newhall 7.5' Q) 395 Comment
  SD125449  Phacelia viscida Daryl Koutnik 1978-5-10 466 Los Angeles Santa Monica Mts, Corral Canyon Rd, roadside 640 Comment
  SD90273  Phalaris minor Robert F. Thorne 1973-4-12 42891 Los Angeles San Clemente Island; roadside among old buildings at old airfield 299 Comment
  RSA603269  Phleum pratense L. C. Wheeler 1933-7-10 1927 Los Angeles 2 miles NE of La Verne. 381 Comment
  RSA668152  Pholisma arenarium Ian Swift 2001-6-10 205 Los Angeles W. Antelope Valley, Desert Pines Wildlife Sanctuary, Ave. G and 200th St. West; north flank of Portal Ridge, lower Kings Canyon Wash. 939 Comment
  RSA459258  Pholistoma auritum M. B. Dunkle 1929-4-7 2089 Los Angeles White s Landing. Santa Catalina Island. Comment
  RSA692172  Pholistoma auritum Scott D. White 2003-5-20 9318 Los Angeles Northern Chino hills: Diamond Bar. Hills and canyons within gated community called The Country, east of Diamond Bar Blvd. Steep unnamed canyons draining southward into Tonner Canyon. 244 Comment
  SBBG37657  Pholistoma auritum M. B. Dunkle 1939-4-3 7238 Los Angeles Chenetti Cyn Comment
  UCR188889  Pholistoma auritum var. auritum R. G. Swinney 1990-5-3 1583 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 1.2 miles NE of Glendora Mountain Road on Big Dalton Canyon Road 427 Comment
  SFV12409  Pholistoma membranaceum D. L. Koutnik, V. Dawes 1978-4-6 289 Los Angeles Mojave Desert CA Highway 18, just east of Valyermo turnoff. 945 Comment
  UC1245414  Pholistoma membranaceum Joseph T. Gregory 1932-3-31 70 Los Angeles edge of Mojave Desert Little Rock Creek; Mojave Desert, Little Rock Creek 914 Comment
  UC1426002  Pholistoma membranaceum Robert F. Thorne and C. W. Tilforth 1973-4-20 43005 Los Angeles 1 mi. n. Bob's Gap (3.2 mi. s. of Llano, n. slope of Holcomb Ridge); Mojave Desert slope, San Gabriel Mts., Holcomb Ridge 1143 Comment
  UCR281308  Pholistoma membranaceum R. G. Swinney 2014-4-18 16125 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  SBBG1367  Phoradendron bolleanum J. M. Tucker 1946-10-18 1472 Los Angeles 6.1 mi S of Gorman Comment
  RSA300707  Phoradendron pauciflorum James R. Shevock 1974-10-5 3882 Los Angeles Trail to Mt. Baden-Powell near Vincent Gap, San Gabriel Mountains, Angeles National Forest. 2012 Comment
  UCR153424  Phoradendron tomentosum subsp. macrophyllum James Henrickson 1979-3-3 17812 Los Angeles Transverse Ranges; Liebre Mts region, c. 1 mi NE of Saugus along Santa Clara River, 1 mile west of Bouquet Canyon Road, N of the Saugus-Ventura road 343 Comment
  RSA567247  Phoradendron villosum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3857 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  SEINET10608729  Phyllostachys bambusoides Unknown 1954-1-27 Anonymous s.n. Los Angeles Evans & Reved Nurseries, Inc. 255 So. Barrington Ave. Comment
  POM220640  Physalis lancifolia Louis C. Wheeler 1932-7-19 965 Los Angeles 2 miles north of Claremont. 412 Comment
  UC1129860  Pickeringia montana var. montana F. H. Raymond 1930-1-17 33 Los Angeles Tuna Canyon Calabasas Quadrangle 304 Comment
  RSA628323  Pinus flexilis L. C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Summit Mt. Hawkins 2698 Comment
  UC1134083  Pinus flexilis H. A. Jensen 1933-6-1 311 Los Angeles Mt. Baden-Powell (North Baldy); Angeles National Forest, Rock Creek Quadrangle, Mt. Baden-Po 2834 Comment
  RSA0065474  Pinus flexilis Marion P. Harthill 1971-9-25 593 Los Angeles Mt. Baden Powell, Angeles National Forest. 2834 Comment
  RSA716804  Pinus halepensis A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-7 27156 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Potrero canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon. 335 Comment
  UCR145198  Pinus jeffreyi June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  RSA384348  Pinus lambertiana Anstruther Davidson 1893-7-22 s.n. Los Angeles Wilson s peak Comment
  RSA384351  Pinus lambertiana L. E. Hoffman 1931-12-22 s.n. Los Angeles Chilao Flats, Angeles National Forest 2134 Comment
  CATA1822  Pinus pinea Benjamin E. Carter 2012-8-31 7023 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  RSA701281  Pinus pinea LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1063 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 543 Comment
  CAS-BOT-BC72760  Pinus sabiniana W. R. Dudley; F. H. Lamb 1896-6-8 4391 Los Angeles Kings Canyon, Liebre Mountains Comment
  RSA382802  Piperia cooperi M. B. Dunkle 1931-4-23 2448 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA382807  Piperia michaelii George Henry Grinnell 1929-4-15 s.n. Los Angeles Eagle Rock. Comment
  RSA247409  Piptatherum miliaceum Jack Delaini 1974-4-25 124 Los Angeles Lodi Canyon, San Dimas Experimental Forest 488 Comment
  UC122380  Piptatherum miliaceum A. J. McClatchie Aug. 1896 Los Angeles Los Angeles Comment
  RSA675008  Pittosporum undulatum LeRoy Gross 2003-2-22 748 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  HSC104241  Plagiobothrys arizonicus R. G. Swinney 2009-4-24 10450 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR180376  Plagiobothrys arizonicus Scott D. White, Pam Devries 2006-5-9 11415 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  RSA589193  Plagiobothrys arizonicus T. S. Ross 1991-4-27 4681 Los Angeles MOJAVE DESERT: Black Butte Basin Road at intersection with Avenue 'U , NW corner; 0.85 mile and ca 152 deg SW of Three Sisters (buttes). 959 Comment
  IRVC27311  Plagiobothrys canescens A. C. Sanders, Mark Elvin, et al. 2003-4-14 25948 Los Angeles Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River NE end of Santa Susana Mtns. 351 Comment
  SBBG113266  Plagiobothrys canescens S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 360 Los Angeles Cape Cyn, along Cape Cyn Rd, ca. 0.2 rd mi W of Cape Cyn Reservoir 304 Comment
  UC1971215  Plagiobothrys nothofulvus Louis C. Wheeler 1969-5-3 Los Angeles SAN GABRIEL MOUNTAINS: Bluebird truck trail. Comment
  POM73133  Plagiobothrys nothofulvus Marcus E. Jones 1882-5-2 7163 Los Angeles [No other locality information] Comment
  OBI43717  Plantago arenaria A. C. Sanders, 1986-7-30 6814 Los Angeles El Segundo Dunes, immed W of LA International Airport and Pershing dr, E of Vista Del Mar Blvd 30 Comment
  RSA604532  Plantago coronopus Sara L. Crockett 1997-4-1 634 Los Angeles 0.5 mile SE of Rancho Escondido on Two Harbors road, W side of road, low ridge adjacent to road about 50 m upslope from road. 287 Comment
  RSA530591  Plantago erecta F. R. Fosberg 1931-5-7 S- 4834 Los Angeles Cottonwood Canyon, left fork, Santa Catalina Island. 220 Comment
  UCSC011206  Plantago erecta Adam Searcy 2015-2-10 66 Los Angeles Val Verde Comment
  POM69122  Plantago erecta George B. Grant 1906-4-2 s.n. Los Angeles Altadena. Comment
  POM96026  Plantago erecta P. A. Munz 1926-4-4 10019 Los Angeles 2 miles north of Saugus. Comment
  RSA402058B  Plantago lanceolata D. A. Young 1969-4-3 P- 406 Los Angeles In a vacant lot S of Brea Canyon Road, near Diamond Bar. 244 Comment
  RSA0035883  Plantago major R. G. Swinney 2009-11-9 11591 Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  UCR182238  Plantago major R. G. Swinney 1997-9-6 5872 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  RSA643426  Plantago major B. Pitzer, P. Gomez 1996-4-28 2751 Los Angeles Harbor City/ City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Highway (St. Hwy) and Vermont Ave. Comment
  RSA757082  Platanthera sparsiflora Richard G. Swinney 2008-9-13 9459 Los Angeles Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  RSA286663  Platanthera sparsiflora Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44762 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big Rock Creek 2439 Comment
  CAS-BOT-BC91674  Platystemon californicus C. F. Baker 1904-5-2 4731 Los Angeles Hills near Claremont. Comment
  RSA252875  Platystemon californicus Robert F. Thorne 1973-5-11 43522 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  CAS-BOT-BC356125  Pluchea odorata David B. Weissman 1971-6-17 91 Los Angeles Santa Catalina Island. Mud flat next to Middle Ranch reservoir 198 Comment
  RSA472108  Pluchea odorata Anstruther Davidson 1889-08 s.n. Los Angeles E. Los Angeles. Comment
  UCR48936  Plumbago capensis A. C. Sanders 1987-7-22 7162 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  SBBG56766  Poa pratensis M. N. Ackley -May-1927 34 Los Angeles Eagle Rock Comment
  RSA773676  Poa secunda R. G. Swinney 2009-6-3 11045 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  CAS-BOT-BC236211  Poa secunda subsp. secunda Ernest C. Twisselmann 1962-4-18 6954 Los Angeles Tehachapi Mountains. Oso Canyon, 0.5 mile W of Coe Field Fence 1036 Comment
  UC821166  Poa secunda subsp. secunda Marcus E. Jones, A. M. 1882-2-27 Los Angeles Pasadena Comment
  UC284124  Polycarpon depressum P. A. Munz 1923-3-14 6594 Los Angeles 2 mi n Claremont 426 Comment
  HSC93784  Polygonum argyrocoleon L. C. Wheeler 1962-5-20 8086 Los Angeles Wilmington: Catalina Island Terminal, Avalon Blvd. and Canal St. Comment
  UC1595416  Polygonum lapathifolium Tim Ross and Annette H. Ross 1991-7-29 5719 Los Angeles Elephant Hill San Dimas USGS 7.5 ' quad, Puente Hills, W Pomona (base of n slope, n-most point of hills, w-running streamlet) 231 Comment
  UCR85625  Polygonum lapathifolium Scott D. White 1992-10-8 926 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
  CHSC8330  Polypodium californicum Edward L. Smith 1957-5-30 12 Los Angeles Located at Little Dalton Canyon, San Gabriel Mts. 365 Comment
  LA4300  Polypodium californicum Carl Epling; Lincoln Ellison 1929-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  LA94077  Polypodium californicum Lawrence L. Kiefer; 1966-4-30 1952 Los Angeles SANTA MONICA MOUNTAINS, ca 1.5 mi SW of Lake Sherwood. 304 Comment
  RSA689909  Polypodium californicum Donald R. Bissing 1973-6-2 164 Los Angeles Evey Canyon; San Gabriel Mountains. 707 Comment
  SBBG12489  Polypodium californicum P. H. Raven 1962-4-12 17341 Los Angeles Wilson Cove 76 Comment
  UCSB62386  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill, San Dimas Comment
  UCSB62394  Polypodium californicum Kendall, M 1921-2-13 Los Angeles Palmer's canyon Comment
  CAS-BOT-BC232410  Polypogon monspeliensis Peter H. Raven 1962-7-12 18042 Los Angeles San Clemente Island. Wilson Cove, below barracks 45 Comment
  SEINET3860413  Polypogon monspeliensis R. G. Swinney 2009-4-17 10392 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa, San Gabriel Canyon wash, 0.1-0.5 mil. west of San Gabriel River Bike path parking lost, at Azusa Canyon Rd. ca 0.6 mi. north of Sierra Madre Ave.; 0 213 Comment
  IRVC28694  Polypogon monspeliensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25484 B Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  LA33812  Polypogon monspeliensis Peter H. Raven; Henry J. Thompson 1959-10-18 14685 Los Angeles SANTA MONICA MOUNTAINS, Serrano Road, 0.8 mi W of junction with Cotharin Rd. Comment
  UCR258523  Polystichum imbricans R. G. Swinney 2010-8-9 13480 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  POM307020  Polystichum imbricans subsp. imbricans Henry J. Ramsey, Henry J. Ramsey 1937-7-18 1903 Los Angeles Altadena, San Gabriel Mts., Soldier's Creek. Comment
  UCR200149  Populus balsamifera subsp. trichocarpa Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 803 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  POM308087  Populus fremontii subsp. fremontii Henry J. Ramsey, Henry J. Ramsey 1937-3-27 2910 Los Angeles Little Tujunga Canyon Comment
  CATA2057  Populus trichocarpa Steven A. Junak, Keri Kirkland 1998-7-17 771 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, ca. 0.5 air miles inland from beach 36 Comment
  SBBG126985  Populus trichocarpa A. Parikh, N. Gale 2011-6-24 3500 Los Angeles S of Rabbit Peak, 1.4 km E of Angeles Forest Hwy, just SE of Monte Cristo Crk; San Gabriel Mtns 1242 Comment
  UC846096  Populus trichocarpa F. R. Fosberg 1931-4-28 S 4704 Los Angeles Eagle's Nest Santa Catalina Id. (Middle Ranch Canyon); , Middle Ranch Canyon 180 Comment
  RSA187816B  Portulaca oleracea R. F. Thorne 1966-4-29 36282 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  SEINET10965539  Portulacaria afra Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4869 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  CAS-BOT-BC267151  Potamogeton foliosus A. D. E. Elmer 1902-6-1 3503 Los Angeles Lancaster Comment
  RSA608016  Potamogeton foliosus var. foliosus L. C. Wheeler 1950-9-23 6793 Los Angeles San Gabriel Mountains: Paloma Flat. Big Tujunga Canyon. 560 Comment
  UCR47521  Potamogeton pusillus Dave Thomason 1987-6-17 s.n. Los Angeles Transverse Range; Western San Gabriel Mtns./Mojave Desert, Lake Elizabeth, c. 15 mi west of Lancaster at head of Leona Valley 1006 Comment
  UC56548  Potentilla anserina subsp. pacifica Ernest Braunton 1902-6-8 455 Los Angeles Ballona Comment
  RSA332610  Potentilla glandulosa subsp. ewanii Wayne E. Sawyer 1981-6-11 25 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle and junction of CA Highway 39, 1.6 miles from Dawson Saddle 2302 Comment
  PASA1184  Prunus ilicifolia M. Stason 1931-4-18 Los Angeles San Gabriel Canyon Comment
  RSA454128  Prunus ilicifolia Fay A. MacFadden 1931-3-29 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA657203  Prunus ilicifolia Joseph M. Keefe 2001-1-19 30984 Los Angeles Verdugo Mountains: Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles. 385 Comment
  RSA86864  Prunus ilicifolia subsp. ilicifolia F. W. Peirson 1923-5-21 83 Los Angeles Fish Canyon 915 Comment
Read comments Aug 20 2016
  SBBG12786  Prunus ilicifolia subsp. lyonii E. R. Blakley 1962-10-4 5418 Los Angeles above Howland's Landing at Sullivan's Beach 6 Comment
  RSA3538  Prunus lyonii Carl B. Wolf 1932-5-9 3482 Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  RSA0034452  Prunus persica Louis C. Wheeler 1966-10-25 9090 Los Angeles San Gabriel Mountains: El Encanto, San Gabriel Canyon. Comment
  SBBG79685  Pseudognaphalium biolettii F. R. Fosberg 1932-5-5 8112 Los Angeles hill N of Avalon 40 Comment
  SD262209  Pseudognaphalium biolettii Mitch Provance 2017-6-30 617 32 Los Angeles Catalina Island: Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. (Santa Catalina East 7.5'Q) 145 Comment
  UCR210735  Pseudognaphalium biolettii R. G. Swinney 2009-1-19 9996 Los Angeles San Gabriel Mtns., Duarte, 1.5 mi. north of Foothill Blvd. at El Encanto Dr., 100-300 m east of Fish Canyon Rd., confluence of Fish Canyon and San Gabriel River 207 Comment
  LA91511  Pseudognaphalium californicum Bruce Douglas Clayton; Greg Clayton 1972-5-11 111 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, S side of Castle 548 Comment
  SBBG132113  Pseudognaphalium californicum S. A. Junak 1996-4-13 SCI 307 Los Angeles E side of San Clemente Ridge Rd (to Pyramid Cove), ca. 500 yd SW of Camera Pad "Malo" 396 Comment
  RSA0081632  Pseudognaphalium luteoalbum R. G. Swinney 2010-9-9 13745 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  HSC99974  Pseudotsuga macrocarpa Michael Kauffmann 2011-5-28 14 Los Angeles On the Upper San Gabriel River Canyon below Mount Baden Powell. 1463 Comment
  UCSB16217  Pseudotsuga macrocarpa Gerhart, Janet 1963-4-6 Los Angeles 1 mi. on trail E of Red Box Ranger Station at intersection of State Highway 2 and Mt. Wilson Road 822 Comment
  SEINET1125374 Image available Psidium montanum L. R. Landrum 1987-5-24 5478 Los Angeles Los Angeles, Huntington Botanical Garden, subtropical section. Comment
  RSA774085  Pteridium aquilinum R. G. Swinney 2009-7-22 11358 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR170408  Pteridium aquilinum Alex R. Van Dam 2004-5-16 003 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park near the corner of Franklin Canyon and Lake Drive 261 Comment
  LA94224  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1963-6-9 544 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon 60 Comment
  LA94231  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-4-10 1848 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi S of Camp Josepho. 304 Comment
  RSA0011718  Pteris vittata J. D. Olmsted 1959-9-29 1039 Los Angeles Base of Morris Dam along San Gabrial River along seepage in steep cut, west slope 366 Comment
  RSA19734  Pterostegia drymarioides I. W. Clokey, Bonnie C. Templeton 1929-03 4523 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA590470  Pterostegia drymarioides Tim S. Ross 1993-4-21 6838 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); saddle on E side of peak. 448 Comment
  UC466081  Pterostegia drymarioides George B. Grant 1904-5-7 1057 Los Angeles Glendora Comment
  IRVC27020  Pulicaria paludosa Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2995 Los Angeles S side of the Santa Clara River, ca 200 m upstream from the mouth of Potrero Creek Santa Clarita Valley 274 Comment
  SEINET12190595  Punica granatum J. F. Bright, Wyman, C. 1931-1 5273 Los Angeles Los Angeles Comment
  CAS-BOT-BC45793  Quercus George B. Grant; Walter Wheeler 1904-4-21 6138 Los Angeles Santa Catalina Island Pacific Ocean of Southern California, at Eagle nest Comment
  POM155641  Quercus X macdonaldii M. B. Dunkle 1928-3-31 1802 Los Angeles Cottonwood Canyon, Santa Catalina Island. 122 Comment
  LA43671  Quercus agrifolia A. M. Johnson; 1932-8-25 4146 Los Angeles Santa Monica Mountains Comment
  UCR258906  Quercus agrifolia R. G. Swinney 2010-8-16 13529 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA596805  Quercus agrifolia var. agrifolia Tim S. Ross, J. Mark Porter 1995-5-4 8488 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR273255  Quercus agrifolia var. agrifolia R. G. Swinney 2011-10-25 15883 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  CDA21845  Quercus berberidifolia J. M. Tucker 1948-9-26 1879 Los Angeles 11.4 miles west of Palmdale, beside road to Elizabeth Lake. 0 Comment
  JEPS46156  Quercus berberidifolia C. Epling 1932-11-1 Los Angeles near Pacoima Canyon; Kagel Canyon Comment
  POM18607  Quercus berberidifolia E. S. Spalding 1921-4-9 XIX- 4 d Los Angeles Ganesha Hills, Pomona. Comment
  UC1870280  Quercus berberidifolia LeRoy Gross 2000-11-12 330 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. Near road, area cleared for fire safety 411 Comment
  CAS-BOT-BC62565  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1994-5-25 7877 Los Angeles West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection 1708 Comment
  POM123327  Quercus chrysolepis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA476893  Quercus chrysolepis M. B. Dunkle 1933-6-17 3633 a Los Angeles San Antonio Canyon, dry canyon side. Comment
  UCR273185  Quercus chrysolepis R. G. Swinney 2011-10-25 15884 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  UCR187115  Quercus douglasii A. C. Sanders 2006-5-16 32365 Los Angeles Transverse Range; Liebre Mtns. Region, south of Hwy 138, 1.5 mi. ESE of Quail Lake in the San Andreas Rift Zone, NE of the Old Ridge Route 1037 Comment
  RSA0043204  Quercus dumosa Tim S. Ross 1991-9-2 5918 Los Angeles Santa Monica Mountains; near Mulholland Hwy at Yerba Buena Rd. 503 Comment
  UCSB27906  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 944 Comment
  UCSB68622  Quercus durata Gross, LeRoy; Fraga, Naomi; Hogshead, Bill 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway; (Burbank 7.5 Quad.: T2N R13W S30, NW1/4) 556 Comment
  CHSC95521  Quercus durata var. gabrielensis LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 290 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. Along roadside, a short distance down Hostetter Mountainway north side. 914 Comment
  POM19032  Quercus durata var. gabrielensis E. S. Spalding 1921-2-23 s.n. Los Angeles Near Palmer Canyon, north of Claremont. Comment
  RSA285661  Quercus engelmannii Lyman Benson 1951-10-15 14807 Los Angeles 1400 Rancho Road, Arcadia. Santa Anita Oaks. 244 Comment
  RSA599207  Quercus engelmannii Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel: West Debris Basin, Brown School for girls. NW of Glendora 366 Comment
  UCSB58221  Quercus engelmannii Muller, Cornelius 1937-8-11 Los Angeles Huntington Gardens, Pasadena Comment
  OBI71243  Quercus john-tuckeri David J. Keil 1986-9-27 19735 -2 Los Angeles NW Los Angeles County; Along I-5 just S of Hungry Valley rd exit. 914 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
  RSA477306  Quercus john-tuckeri L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA133465  Quercus lobata Peter H. Raven, H. J. Thompson 1959-4-3 13922 Los Angeles Just east of Malibu Junction. 244 Comment
  UCR9304  Quercus lobata Ted Hanes 1966-10-12 s.n. Los Angeles Transverse Range, Pine Mountain Road between Lake Hughes and Three-Points Comment
  CAS-BOT-BC258366  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 244 Los Angeles Santa Catalina Island, Gallagher's Canyon 300 Comment
  RSA544540  Quercus tomentella Tim S. Ross, Kellogg 1992-4-12 6126 -b Los Angeles San Clemente Island: 110 degrees ESE, 480-600M from Vista, at the head of Grove Canyon. 427 Comment
  SBBG41302  Quercus tomentella M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  SBBG43938  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  UCR272705  Quercus tomentella M. B. Dunkle 1939-11-25 7357 Los Angeles Channel Islands, San Clemente Island, NE slope Comment
  RSA0117724  Quercus wislizeni A. C. Sanders 2007-4-25 33570 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1128 Comment
  SBBG131490  Rafinesquia californica S. A. Junak 1996-4-15 SCI 347 Los Angeles ca. 0.70 mi inland from mouth of Horse Beach Cyn 106 Comment
  UCR271803  Rafinesquia californica R. G. Swinney 2010-3-24 12055 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-BC378865  Ranunculus californicus var. californicus Geo. B. Grant 1902-6-1 1109 Los Angeles Lincoln Park Comment
  LA52184  Ranunculus cymbalaria var. saximontanus Ernest Braunton; July 1902 564 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River. 171 Comment
  UCR19815  Ranunculus hebecarpus Freda Detmers 1929-4-13 s.n. Los Angeles Channel Islands, Santa Catalina Island, horsetrail [probably near Avalon] Comment
  UC66740  Raphanus sativus N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  SFV18442  Raphanus sativus C. Ferguson 1974-5-13 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Parking area. Comment
  POM306254  Rhamnus californica subsp. californica Henry J. Ramsey, Henry J. Ramsey 1938-1-22 1366 Los Angeles Eaton Canyon Park, Altadena Comment
  RSA390183  Rhamnus californica subsp. californica E. Crow 1928-10-21 5 Los Angeles San Dimas Canyon, San Gabriel Mts. Comment
  RSA126733  Rhamnus ilicifolia Peter H. Raven, H. J. Thompson 1959-4-13 13916 Los Angeles Saddle Peak. Chaparral, north slope of summit. 838 Comment
  RSA226197  Rhamnus ilicifolia Gary D. Cromwell, David W. Wheat 1971-5-14 672 Los Angeles San Gabriel Mountians, Angeles National Forest: Mystic Canyon, 2 miles NE of Glendora 419 Comment
  RSA632952  Rhamnus ilicifolia Valerie L. Soza, Kent Hughes 1999-6-17 546 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  UCR212832  Rhamnus ilicifolia Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1827 Los Angeles Transverse Range; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel R. main stem across from Morris Dam, between San Gabriel Canyon Road (Hwy 39) and Silver Fish Truck Trail 402 Comment
  RSA95294  Rhamnus ilicifolia F. W. Peirson 1918-6-18 287 Los Angeles Devils Punch Bowl, Rock Creek, north base of San Gabriel Mts. at 4000 ft. 1220 Comment
  RSA150682  Rhus integrifolia P. H. Raven 1962-5-7 17577 Los Angeles San Clemente Island, Wilson Cove 91 Comment
  RSA720244  Rhus integrifolia LeRoy Gross 2007-4-27 2655 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  RSA754105  Rhus integrifolia Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1828 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 402 Comment
  SEINET6666490 Image available Rhus integrifolia Dale Freed 1967-1 43 Los Angeles Rancho Santa Ana Botanic Garden 244 Comment
  RSA76949  Rhus ovata F. W. Peirson 1920-5-1 106 Los Angeles South slope of the San Gabriel Mountains, Eaton Canyon. 609 Comment
  UCR223674  Rhus ovata R. G. Swinney 2009-6-12 11145 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UC79610  Ribes amarum C. F. Baker 1904-2-17 4064 Los Angeles San Antonio Canyon Claremont Comment
  JEPS49278  Ribes aureum Samuel B. Parish June 1888 1948 Los Angeles San Fernando Plain Comment
  CAS-BOT-BC92441  Ribes aureum var. gracillimum C. F. Baker 1904-3-15 4154 Los Angeles Glendora. Comment
  UC447167  Ribes aureum var. gracillimum J. Ewan 1931-2-8 4024 Los Angeles above Monrovia (road to Monrovia Canyon) Comment
  POM199726  Ribes californicum var. hesperium I. W. Clokey, Bonnie C. Templeton 4472 Los Angeles Mandeville Canyon, Santa Monica Mtns. 300 Comment
  POM48025  Ribes californicum var. hesperium C. F. Baker 1901-1-1 3981 Los Angeles Hills near Claremont. Comment
  SDSU5938  Ribes californicum var. hesperium J. Godsil 1952-4-1 147 Los Angeles Angeles National Forest, near Coldstream Guard Station; Azusa Canyon. 1036 Comment
Read comments Aug 5 2014
  UCSB2607  Ribes californicum var. hesperium Los Angeles Bell; San Dimas Experimental Forest; San Gabriel Mountains Comment
  CAS-BOT-BC93105  Ribes californicum var. hesperium Marcus E. Jones 1930-3-3 26510 Los Angeles Santa Ana Mountains. Comment
  RSA776523  Ribes cereum var. cereum Jane Tirrell, Graham Bothwell 2011-6-10 LS- 10 Los Angeles North side of Highway 2 on west bank above Big Rock Creek darinage. 2334 Comment
  CAS-BOT-BC108872  Ribes divaricatum var. parishii Ellsworth Bethel 1920-2-14 s.n. Los Angeles El Monte. Comment
  UC2062985  Ribes indecorum Mark Elvin with Michael Wall 1997-3-5 364 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection with [Padua Avenue], 200 m off road. Comment
  LA210743  Ribes indecorum Arthur C. Gibson; 2004-1-6 5222 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd. 2.29 miles NW of Junction with Rambla Pacifica and Scheuen Rd., across the street from a small water tank. Comment
  RSA441484  Ribes malvaceum var. viridifolium Thekla Mohr 1915-1 s.n. Los Angeles Near Los Angeles Comment
  OBI66305  Ribes nevadense Steve Boyd 2004-5-18 11306 Los Angeles Transverse Ranges:Liebre Mtns region: Atmore Meadows area Comment
  RSA0091137  Ribes nevadense R. G. Swinney 2011-8-17 15639 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UCR205256  Ribes nevadense R. G. Swinney 2005-8-17 8500 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
Read comments Dec 21 2018
  RSA512153  Ribes quercetorum Steve Myers 1989-4-28 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct . San Andreas rift zone bissects the site. Comment
  UCR187275  Ribes quercetorum A. C. Sanders 2006-4-18 32090 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  RSA230182  Ribes roezlii Robert F. Thorne 1969-7-10 38350 Los Angeles Mescal Creek Play Area 2043 Comment
  RSA230252  Ribes roezlii Robert F. Thorne 1969-7-2 38331 Los Angeles Cortelyou Spring ca. 1 mile E of Islip saddle, on Angeles Crest Hwy. 2073 Comment
  UCR192882  Ribes roezlii R. G. Swinney 1998-7-8 6343 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  CAS-BOT-BC186165  Ribes roezlii var. roezlii 1902-6-1 s.n. Los Angeles Summit of Mt. Lowe 1828 Comment
  CAS-BOT-BC168669  Ribes speciosum Henry J. Thompson 1959-3-22 1870 Los Angeles 1 mile west of Triunfo Cnayon, 3 miles west of Malibu Lake, Lobo Canyon, Santa Monica Canyon 274 Comment
  SBBG118149  Ribes viburnifolium F. R. Fosberg 1931-4-4 4485 Los Angeles Cherry Cyn 30 Comment
  SBBG128380  Ribes viburnifolium M. L. Hoefs 1991-4-7 1040 Los Angeles upper Avalon Cyn, above Wrigley Memorial and Garden, near rd to Divide 326 Comment
  UCR108354  Ricinus communis L. C. Wheeler 1974-11-26 s.n. Los Angeles Cobb Estate, Altadena. S side. 595 Comment
  UCR210093  Rosa californica R. G. Swinney 2008-10-16 9616 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  RSA0092155  Rubus armeniacus R. G. Swinney 2011-10-27 15898 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA332047  Rubus leucodermis Wayne E. Sawyer 1981-6-11 30 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 1.8 miles from Dawson Saddle 2287 Comment
  RSA764457  Rubus leucodermis Doris Bowers 1957-5-5 1877 A Los Angeles Road just N/o Puddingstone, la Verne. 320 Comment
  RSA669693  Rubus ursinus LeRoy Gross 2002-4-28 534 Los Angeles North side.Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). 549 Comment
  SBBG112817  Rumex conglomeratus S. A. Junak with K. Kirkland 1998-7-17 SCa 779 Los Angeles lower portion of Silver Cyn, ca. 0.4 air mi inland from beach 36 Comment
  SBBG113255  Rumex conglomeratus S. A. Junak with M. L. Hoefs, M. Gay, J. Chapman 1997-6-5 SCa 428 Los Angeles Deer Valley Reservoir (Summit Reservoir) ca. 1.5 mi E of isthmus on S side of main rd 155 Comment
  CAS-BOT-BC421764  Rumex conglomeratus Le Roy Abrams 1901-6-1 1730 Los Angeles Ballona Creek Comment
  RSA466271B  Rumex conglomeratus Anstruther Davidson 1889-05 s.n. Los Angeles Los Angeles. Comment
Read comments Nov 4 2007
  CAS-BOT-BC433249  Rumex crispus C. W. Tilforth 1970-3-30 254 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  UC520008  Rumex crispus Joseph Andorfer Ewan 1932-4-30 7436 Los Angeles n end Baldwin Hills; Culver City Comment
  RSA593576  Rumex pulcher Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8913 B Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  POM155745  Rumex salicifolius M. B. Dunkle 1928-10-7 2006 Los Angeles Santa Catalina Island, Middle Ranch Canyon. 168 Comment
  UCR149904  Rumex salicifolius R. G. Swinney 1999-6-18 7343 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  UC850619  Rumex salicifolius var. salicifolius L. W. Nuttall 326 Los Angeles Santa Catalina Island Comment
  LA200488  Rupertia physodes O. A. Plunkett; 1932-5-18 sn Los Angeles Santa Monica Mountains, Stone Canyon Comment
  RSA601573  Sagina apetala L. C. Wheeler 1967-6-16 9846 Los Angeles San Gabriel Mountains: Sunset Ridge by Millard Canyon; north side NE of Coulter Reservoir. 640 Comment
  JEPS62516  Salazaria mexicana Frank W. Peirson 1919-6-15 498 Los Angeles Rock Creek; San Gabriel Mts., Rock Creek 1341 Comment
  RSA651662  Salazaria mexicana Warren Crawford 1969-5-9 s.n. Los Angeles Pearblossum Hwy 138 Comment
  RSA522948  Salix Tim S. Ross, Orlando Mistretta 1990-10-26 3323 -B Los Angeles San Gabriel Mountains: Horse Canyon drainage along riparian strip. 762 Comment
  IRVC27333  Salix exigua A. C. Sanders, Mark Elvin 2003-8-7 27164 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  POM295227  Salix exigua Lyman D. Benson 1954-3-23 15260 Los Angeles Chino Wash at the south edge of Pomona on the road to Chino. Pacific Slope drainage area. 229 Comment
  UCR126343  Salix gooddingii A. C. Sanders 2003-3-14 25749 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  LA52058  Salix laevigata Carl Hedin; J. A. Ewan 1933-1-28 7624 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  RSA10990  Salix laevigata Carl B. Wolf 1928-3-29 1580 Los Angeles 2 mi. east of Sandbergs on road to Pine Canyon 1098 Comment
  RSA750213  Salix laevigata R. G. Swinney 2005-7-21 8320 Los Angeles San Gabriel Mountains: Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property. 1216 Comment
  RSA664167  Salix lasiolepis Marcus E. Jones 1926-2-26 s.n. Los Angeles Mountains near Claremont. Comment
  RSA754111  Salix lasiolepis Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-11-13 NFWF- 1857 Los Angeles Lario San Gabriel River Trail Park; next to Foothill Blvd. SE side of bridge Comment
  SBBG57870  Salix lasiolepis C. W. Sharsmith 1931-11-15 4 Los Angeles coastal headland near mouth of Topanga Cyn 15 Comment
  UCR197190  Salix lasiolepis Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 670 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  UCR270868  Salix lasiolepis R. G. Swinney 2010-9-9 13792 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC107543  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-1-17 7 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  CAS-BOT-BC128515  Salix lasiolepis var. lasiolepis F. R. Fosberg 1931-10-23 5852 Los Angeles Santa Monica Mountains - Agoura (Picture City) Comment
  SD185189  Salsola paulsenii T. B. Salvato, Sandra Murcia 2005-11-1 1243 Los Angeles Northeast edge of Palmdale, ca. 2.0 miles north of Pearland. 793 Comment
  SEINET13387037 Image available Salsola tragus R. G. Swinney 2011-1 15704 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom (Crystal Lake 7.5' Q.) (T3N R9W S11) 2353 Comment
  RSA722085  Salsola tragus R. E. Riefner 2007-2-11 7 -50 Los Angeles City of Santa Fe Springs, near Alondra St. and Carmentia St., S of Firestone Blvd. 99 Comment
  RSA777358  Saltugilia australis Orlando Mistretta, Christine Mistretta 2010-5-19 5117 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA191181  Saltugilia splendens subsp. grantii R. F. Thorne, M. Z. Thorne 1967-7-19 37140 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  UC23848  Saltugilia splendens subsp. grantii J. H. Barber 1897-7-11 249 Los Angeles Mt. Gleason Summit Mt. Gleason Summit (Southern California) Comment
  CATA3144  Salvia apiana Sarah Ratay, Tyler Dvorak 2011-5-8 138 Los Angeles Santa Catalina Island: Open ridge above Silver Canyon, ca. 0.4 air miles southwest of end of Lone Tree Road 409 Comment
  RSA155805  Salvia apiana M. B. Dunkle 1928-4-21 1875 Los Angeles Santa Catalina Island: Renton Mine Hill. 366 Comment
  RSA401639B  Salvia apiana William Emboden 1970-6-12 38 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA424352  Salvia apiana William Emboden 1970-6-12 37 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA442834  Salvia apiana William Emboden 1969-5-28 20 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  SBBG44375  Salvia carduacea G. Sphon, D. Hearn 1956-5-30 19 Los Angeles Black Butte, Antelope Valley Comment
  RSA411355  Salvia carduacea Thekla Mohr 1897-04 s.n. Los Angeles San Gabriel. [the city of?] Comment
  RSA703619  Salvia columbariae Tim Thibault, Ryan Gilmore 2004-4-29 239 Los Angeles Dry Lake Canyon, between tunnels W of Mt. Baldy Road 974 Comment
  SFV15594  Salvia columbariae K. C. Molina, K. L. Garrett 1992-5-10 10 Los Angeles San Gabriel Mountains 4 km northeast Valyermo Ranger Station at Bob's Gap. Gravel hillside. 1200 Comment
  SEINET13947351 Image available Salvia columbariae Martha P. Creighton 1952-1 286 Los Angeles Llano; 3300 ft alt. 1006 Comment
  HSC14351  Salvia dorrii C. S. Apperson 1967-6-3 Los Angeles 28 miles from Gorman on Ave. D 854 Comment
  UCR220161  Salvia dorrii R. G. Swinney 2009-4-2 10265 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR276940  Salvia dorrii R. G. Swinney 2010-5-21 12861 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
  LA212273  Salvia dorrii Lee Haines; 1968-3-30 s.n. Los Angeles NW corner. 6 miles south of Gorman. 1127 Comment
  UCR99522  Salvia dorrii var. pilosa Steve Boyd, Lauren Raz 1997-3-25 9262 Los Angeles Liebre Mountains Region, Extreme NW corner of the range in Peace Valley, small side canyon just east of I-5 off Copco Road 951 Comment
  UCLA55962  Salvia grahamii Joseph Andorfer Ewan 1932-5-10 7451 Los Angeles Verdugo Canyon storm channel Verdugo Canyon Comment
  POM177960  Salvia leucophylla Joseph A. Ewan 1931-5-16 4206 Los Angeles Dry Canyon above Calabasas, Santa Monica Mountains 305 Comment
  SD12592  Salvia leucophylla Edith A. Purer 1935-5-11 6551 Los Angeles Hillside, Maliobou Road. Comment
  UC447145  Salvia leucophylla Joseph Andorfer Ewan 1931-5-16 4206 Los Angeles above Calabasas (Dry Canyon); Santa Monica Mts., Dry Canyon 304 Comment
  CHSC95405  Salvia mellifera LeRoy Gross; Naomi Fraga 2002-4-4 507 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 554 Comment
  PASA487  Salvia mellifera Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  UC883957  Salvia mellifera Ira W. Clokey, B. Templeton May 1929 4478 Los Angeles Mandeville Canyon; Santa Monica Mountains 300 Comment
  RSA0034493  Salvia mellifera Vincent Arellano 1980-6-2 34 Los Angeles 2.5 miles south of Placerita at marker 480. west side of road. 640 Comment
  LA82002  Salvia spathacea O. H. Kappler; 1940-5-26 31 Los Angeles 365 Comment
  RSA434065  Salvia spathacea E. Crow 1929-5-5 353 Los Angeles Santa Monica Mountains: Pacific Palisades. Comment
  UCR220809  Sambucus mexicana Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 773 Los Angeles Verdugo Mountains, south side, Stough Canyon, Stough Park, above parking lot southwest of intersection of Walnut Avenue and Lockheed View Drive, well of De Bell Municipal Golf Course, southeast of Starlight Theater 335 Comment
  IRVC26184  Sambucus mexicana A. C. Sanders 2003-5-1 26256 Los Angeles SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property Western San Gabriel Mtns. 396 Comment
  RSA0087241  Sambucus nigra subsp. caerulea R. G. Swinney 2010-5-4 12532 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  SBBG95253  Sanicula arguta M. B. Dunkle 1928-4-11 1849 Los Angeles Howland's Landing 15 Comment
  POM3414  Sanicula bipinnata P. A. Munz 1918-4-11 2035 Los Angeles Lone Hill near Glendora. Comment
  UCR282224  Sanicula bipinnata Dan S. Cooper 2016-3-31 316- 15 Los Angeles Western Transverse Range; Santa Monica Mtns., Los Angeles, Griffith Park, north-facing east of Fern Canyon 197 Comment
  RSA471488  Sanicula tuberosa L. C. Wheeler 1933-5-5 1693 Los Angeles San Gabriel Mountains, Fish Canyon. 290 Comment
  RSA97372  Sanicula tuberosa F. W. Peirson 1920-6-10 2796 Los Angeles below Inspiration Point, Mt. Lowe 1341 Comment
  CHSC95411  Sarcostemma cynanchoides subsp. hartwegii LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 394 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  NY43188  Satureja douglasii J. B. Walker 1995-6-6 1437 Los Angeles Santa Catalina Island, Middle Canyon, at pump station 400 Comment
  UC570722  Satureja mimuloides Dr. R. J. Dobbs 1924-7-8 5394 Los Angeles trail to Switzers Camp; San Gabriel Mts. Comment
  POM202905  Schinus molle L. C. Wheeler 1933-1-28 1456 Los Angeles San Gabriel Mountains, San Dimas Canyon. 388 Comment
  RSA610961  Schinus molle L. C. Wheeler 1932-9-8 1357 Los Angeles [County line: Los Angeles/ San Bernardino] San Antonio wash at Foothill Blvd. Comment
  CHSC98044  Schismus barbatus LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 692 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway .Area burned in Summer-Fall of 2002. 783 Comment
  UC1182203  Schismus barbatus Mr. Brown 1958-1 Los Angeles Monrovia Comment
  SEINET7047898  Schismus barbatus Steven R. Hill, Kate Kramer 2001-4-22 33346 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  RSA602290  Schoenoplectus acutus var. occidentalis R. G. Swinney 1994-8-1 3142 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Debris Basin. N side of water margin. 366 Comment
  RSA640895  Schoenoplectus americanus L. C. Wheeler 1967-7-23 10178 Los Angeles San Gabriel Mountains. Mojave Desert slope: pond 1/2 mi W from Barrel Springs, San Andreas Rift Zone. Comment
  CAS-BOT-BC111227  Schoenoplectus californicus Peter H. Raven; Henry J. Thompson 1959-9-6 14371 Los Angeles Along edge of brackish lagoon, mouth of Malibu Creek 6 Comment
  CAS-BOT-BC111226  Schoenoplectus californicus John Thomas Howell 1927-6-30 2624 Los Angeles In swamp on coastal plain one mile east of Long Beach. 15 Comment
  RSA709543  Schoenoplectus maritimus Scott D. White 1996-5-15 4041 Los Angeles Southern Coastal region: Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & S of Jefferson Blvd. 3 Comment
  UC1871323  Schoenoplectus pungens T. Ross 1993-4-20 6825 Los Angeles Santa Catalina Island; NE side of Little Harbor near outlet of Little Springs Canyon drainage 2 Comment
  UCR205839  Scirpus microcarpus R. G. Swinney 2008-6-9 8973 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 1.2 mi. SSW of Valyermo post office 1171 Comment
  RSA652090  Scrophularia californica subsp. floribunda D. Bartholomew 1961-5-20 s.n. Los Angeles Mt. Baldy Road, 2 miles south of the picnic area. Comment
  RSA592511  Scrophularia villosa Mark Hoefs 1973-3-13 69 Los Angeles Santa Catalina Island: shaded slope under chaparral community in upper Avalon Canyon, west of Memorial. 259 Comment
  RSA0105011  Scutellaria siphocampyloides R. G. Swinney 2011-6-23 15298 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 Comment
  RSA733092  Scutellaria tuberosa R. G. Swinney 2001-4-17 7874 Los Angeles Glendora, Morgan Canyon plateau 402 Comment
  UC813005  Selaginella bigelovii I. W. Clokey and E. G. Anderson 1935-5-9 6532 Los Angeles San Dimas Canyon Comment
  RSA151018  Selaginella bigelovii Peter H. Raven 1962-5-8 17635 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 15 Comment
  RSA656056  Senecio californicus James Henrickson 1985-3-30 19787 Los Angeles Ca. 3 air mi. nnw. of Newhall in proposed North Hills development just north of Santa Clara River and just e. of San Francisquito Creek 354 Comment
  CAS-BOT-BC333080  Senecio flaccidus var. douglasii Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  IRVC27305  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin 2003-8-7 27151 Los Angeles Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns. 351 Comment
  UCR146456  Senecio ionophyllus Orlando Mistretta 1992-8-28 782 Los Angeles Transverse Ranges; San Gabriel Mtns., Mt. Gleason Management Unit, Angeles National Forest, Tujunga Ranger District 1814 Comment
  UCR209487  Senecio ionophyllus R. G. Swinney 2008-6-17 9019 Los Angeles San Gabriel Mountains, 1.2 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1902 Comment
  SDSU497  Senecio lyonii R. M. Beauchamp 1967-1-27 126 Los Angeles Behind Wilson Cove pier; San Clemente Island. Comment
  UC831916  Senecio lyonii Grant Wheeler Apr 1904 6134 Los Angeles Santa Catalina Island Comment
Read comments Nov 11 2011
  SFV21765  Senecio vulgaris L. Gross 2001-3-31 366 Los Angeles Verdugo Mountains South side of Verdugo Mountains at end of Olive Ave. Parked on Via Montana in Burbank, follow an old road that is overgrown that goes up to the main crest with Sunset Canyon to the west and Story Canyon to the east. On west-facing slope on old road above Sunset Canyon. 396 Comment
  SEINET10830595  Sequoia sempervirens David B. Dunn 1939-10-18 Dunn UMO 46521 Los Angeles Cultivated plants growing at 3rd and Lafayette Los Angeles, Calif. 213 Comment
  UCR223477  Sequoiadendron giganteum R. G. Swinney 2009-5-28 10938 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
Read comments Jul 25 2018
  CAS-BOT-BC243584  Setaria parviflora Ernest C. Twisselmann 1971-9-19 18513 Los Angeles Ingraham Street at Lucas Street, downtown district, Los Angeles 60 Comment
  CATA180  Silene antirrhina Mark L. Hoefs, A. Douglas Propst 1973-4-6 149 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  LA82447  Silene coniflora O. H. Kappler; May 1963 610 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 182 Comment
  RSA187737  Silene gallica R. F. Thorne 1966-4-5 35828 Los Angeles Santa Catalina Island: Cape Canyon near grove of Quercus tomentella. 274 Comment
  SD75625  Silene gallica Reid Moran 1941-3-16 705 Los Angeles Santa Catalina Island; Middle Ranch. 199 Comment
Read comments Apr 28 2009
  UC57616  Silene gallica J. H. Barber 1897-4-3 119 Los Angeles Santa Monica Mts. Comment
  UCR27596  Silene gallica Alfred R. Roos 1956-5-22 s.n. Los Angeles South Coast, Sepulveda Blvd., [City of] El Segundo 30 Comment
  JEPS50919  Silene gallica Frank W. Peirson 1919-5-14 420 Los Angeles Eaton Canyon San Gabriel Mountains, Eaton Canyon 731 Comment
  POM186341  Silene gallica Joseph A. Ewan 1932-6-29 7567 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  RSA0091870  Silene gallica Steven A. Junak, Ralph N. Philbrick 2001-5-18 SCa- 1542 Los Angeles Santa Catalina Island. Cottonwood Canyon, along N side of Cottonwood-Blackjack Road, ca. 1.65 miles WSW of Blackjack Peak. 304 Comment
  RSA3698  Silene gallica C. B. Wolf 1932-5-11 3545 Los Angeles Santa Catalina Island, hillside W of Isthmus Harbor. 15 Comment
Read comments Jan 23 2014
  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
  SFV15502  Silene laciniata subsp. laciniata E. J. Spencer 1992-4-29 14 Los Angeles San Gabriel Mountains Ruby Canyon, east of Lake Hughes Road, 12.4 miles from I-5. 549 Comment
  POM199755  Silene laciniata subsp. major I. W. Clokey 1929-05 4544 Los Angeles Mandeville Canyon, Santa Monica Mountains. 500 Comment
  RSA477915  Silene laciniata subsp. major Glenn A. Gorelick 1966-6-18 s.n. Los Angeles Along rock formations bordering dried creek bed, narrow leaves. Along rock formations bordering dried creek bed, Rustic Canyon, Camp Josepho, a few miles from Sunset Blvd. Comment
Read comments Jun 17 2010
  RSA629690  Silene parishii Scott D. White, David E. Bramlet 1998-8-11 7049 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  CATA3423  Silybum marianum Jaimie Choi, Olivia Reda, Stuart Olshevski 2017-5-1 004 Los Angeles Santa Catalina Island: Cape Canyon, interior 278 Comment
  RSA0053872  Sisymbrium altissimum R. G. Swinney 2010-5-11 12627 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA0081141  Sisymbrium altissimum R. G. Swinney 2010-6-1 13126 Los Angeles 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
  UCR73388  Sisymbrium altissimum T. S. Ross 1991-8-14 5754 Los Angeles San Gabriel Mtns, Roundtop Mtn 1890 Comment
  RSA660404  Sisymbrium altissimum Orlando Mistretta 1992-6-17 593 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UCD115463  Sisymbrium altissimum R. A. Blanchard 1931-5-2 2187 Los Angeles Lancaster. Comment
  UCSB2435  Sisymbrium altissimum Wedberg, H. 1958-3-16 Los Angeles 1/2 mile south of intersection of San Diego Freeway and Wilshire Blvd. Comment
  UCR213332  Sisymbrium officinale Justin M. Wood 2009-4-22 516 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  SD113148  Sisymbrium officinale Darley F. Howe 1915-4-1 42 Los Angeles Claremont Comment
  SBBG2251  Sisymbrium orientale S. A. Junak with M. L. Hoefs, M. Gay 1997-6-6 SCa 444 Los Angeles just inland from beach at White's Landing 3 Comment
  UCD115606  Sisymbrium orientale Donald R. Bissing 1973-3-29 27 Los Angeles Evey Canyon, San Gabriel Mountains, 0.125 mile from canyon mouth. 731 Comment
  UCR189726  Sisyrinchium bellum R. G. Swinney 1998-7-21 6477 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  LA200861  Solanum douglasii Michael Neuman; December 1983 sn Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon 374 Comment
  RSA0081624  Solanum douglasii R. G. Swinney 2010-8-30 13632 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA0084494  Solanum douglasii R. G. Swinney 2010-5-4 12543 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA617703  Solanum douglasii Scott D. White 1997-2-2 4658 Los Angeles San Dimas/Pomona area: Bonelli Regional Park, Just NW of Puddingstone Reservoir, S of San Dimas Ave, and E of the I-210 Freeway. 244 Comment
  RSA642689  Solanum douglasii Orlando Mistretta 1992-7-14 707 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  SEINET3162506  Solanum douglasii G. B. Grant sn Los Angeles Pasadena Comment
  UC440370  Solanum douglasii Carl Epling 1930-3-8 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon Comment
  UCR222800  Solanum douglasii R. G. Swinney 2009-5-9 10708 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway 183 Comment
  SEINET7262322 Image available Solanum elaeagnifolium J. A. Ewan 1932-1 680 Los Angeles West Los Angeles Comment
  SEINET7262340 Image available Solanum elaeagnifolium J. A. Ewan 1932-1 680 Los Angeles West Los Angeles Comment
  UC1595211  Solanum umbelliferum Tim Ross, Peter Fritsch 1990-6-20 3670 Los Angeles between West Fork San Gabriel River and Roberts Canyon (Rincon-Red Box Road (2N24)); San Gabriel Mountains, Rincon-Red Box Road (2N24) 1255 Comment
  UC574931  Solanum umbelliferum Carl Epling and Louis Wheeler 1933-6-4 1850 Los Angeles near Summit (Ridge Route); Ridge Route 1524 Comment
  UCR216887  Solanum umbelliferum R. G. Swinney 2009-2-20 10025 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  RSA549575  Solanum umbelliferum Tim S. Ross 1992-4-27 6250 Los Angeles Claremont: S side of Indian Hill Mesa, SW of RSA ground. 393 Comment
  CATA3374  Solanum wallacei Peter J. Dixon 2016-5-5 048 Los Angeles Santa Catalina Island: Gallaghers Canyon, 100 m south of Laura Stein Volunteer Camp 396 Comment
  UC625090  Solanum wallacei F. R. Fosberg 1931-3-18 S 4285 Los Angeles Santa Catalina Island, Hamilton Canyon Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 10 Comment
  HSC34772  Solanum xanti R. E. Cooksey 1972-4-18 39 Los Angeles San Gabriel Mtns., San Dimas Canyon, 6.2-7 mi. from Hwy. 66 and San Dimas Rd. 564 Comment
  LA94855  Solanum xanti K. Larson; J. Neel 1950-4-2 17 Los Angeles Comment
  NY820423  Solanum xanti I. W. Clokey 1935-5-9 6879 Los Angeles San Dimas Canyon Comment
  UC1929853  Solanum xanti Scott D. White, Michael Honer 2003-6-18 9564 Los Angeles LIEBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  UCD127089  Solanum xanti Gerald Dickinson 1962-3-29 3 Los Angeles 7 miles W of Topanga Canyon Road. Mulholland Dr. Santa Monica Mountains. 356 Comment
  RSA517164  Solidago californica Timothy S. Ross, Orlando Mistretta 1990-10-9 3262 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1416 Comment
  RSA93073  Solidago californica F. W. Peirson 1918-11-1 230 Los Angeles Arroyo Seco Canyon, south slope of San Gabriel Mts. 1296 Comment
  CAS-BOT-BC365022  Solidago velutina subsp. californica G. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  UC36209  Solidago velutina subsp. californica J. H. Barber 1897-9-16 282 Los Angeles Santa Monica Experimental Station, Southern California Santa Monica Experimental Station Comment
  UCR272576  Solidago velutina subsp. californica R. G. Swinney 2011-9-22 15659 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  UCR126896  Soliva sessilis A. C. Sanders 2003-4-30 26189 Los Angeles Western San Gabriel Mtns., Castaic Valley, along entrance road to Castaic Lake Recreation Area, off Lake Hughes Rd. 351 Comment
  RSA0081057  Sonchus asper R. G. Swinney 2010-5-12 12722 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
  UC1215136  Sonchus oleraceus Peter H. Raven 1962-4-9 17139 Los Angeles near barracks (Wilson Cove, San Clemente Island); San Clemente Island, Wilson cove 60 Comment
  SFV4117  Sonchus oleraceus P. M. Kennamer 1959-5-30 s. n. Los Angeles San Fernando Valley Northridge. 17627 Nordhoff St. 274 Comment
  UCR168228  Sorghum halepense G. D. Wallace 1979-5-2 1835 Los Angeles San Gabriel Valley, Arcadia, vacant lot at SW corner of N Baldwin Ave. and W Foothill Blvd. 194 Comment
  RSA0097878  Spergularia bocconi R. G. Swinney 2009-3-10 10082 Los Angeles Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park. South of Hwy 39. 296 Comment
  CAS-BOT-BC390265  Spergularia macrotheca var. leucantha Alice Eastwood 1920-4-20 9371 Los Angeles San Pedro Comment
  SBBG127517  Spergularia macrotheca var. macrotheca M. L. Hoefs, S. A. Junak, K. Kirkland 1996-7-10 2740 Los Angeles bluff below USC Building at Fisherman's Cove 6 Comment
  SBBG88374  Spergularia macrotheca var. macrotheca M. B. Dunkle 1949-1-13 7272 Los Angeles China Pt Comment
  CAS-BOT-BC390803  Spergularia marina E. Braunton 1932-4-27 s.n. Los Angeles Los Angeles Comment
  RSA0098588  Spergularia marina Robert Gustafson 1981-3-10 2114 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA0098113  Spergularia rubra Orlando Mistretta, Christine Mistretta 2008-5-16 3078 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 108 per TRTP Survey 2008), Van Tassel Motorway, Fish Canyon drainage 1100 Comment
  SD69595  Spergularia villosa Robert F. Thorne, P. Everett 1965-5-10 34513 Los Angeles Santa Catalina Island; near upper end of Gallagher Canyon. 424 Comment
  SD107813  Spergularia villosa Larry DeBuhr, Gary Wallace 1972-9-2 699 Los Angeles San Clemente Island; at the first canyon south of Lemon Tank. 365 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
  UCR124471  Stachys albens B. C. Templeton 1932-7-20 5015 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR142080  Stachys albens A. C. Sanders, Mark A. Elvin 2002-8-26 25587 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  UCR242848  Stachys albens R. G. Swinney 2009-8-8 11504 Los Angeles Transverse Range; San Gabriel Mtns., 0.2-1 mi. north of summit of Pacifico Mtn., SE fork of Santiago Canyon 2055 Comment
  POM21374  Stachys bullata George B. Grant s.n. Los Angeles Los Angeles. Comment
  SFV5485  Stachys bullata W. A. Kelley Jun 1967 s. n. Los Angeles Santa Monica Mountains Stream near Fire Road #9, near Laurel Canyon. Comment
  RSA580341  Stachys rigida subsp. rigida Louis C. Wheeler 1933-4-27 1665 Los Angeles San Pedro Hills 305 Comment
  LA204468  Stanleya pinnata var. pinnata Monte Lloyd; 1950-7-15 500715p 1352 Los Angeles Santa Monica Mountains, Coast Highway, a few mi. N of Santa Monica. Just above a road cut 15 Comment
  CATA2963  Stellaria media Amy Catalano 2016-1-22 004 Los Angeles Santa Catalina Island: Island Fire, ca. 200 m southeast of Laura Stein Volunteer Camp, in small side drainage 333 Comment
  UCR205109  Stellaria media R. G. Swinney 2008-4-16 8671 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon 341 Comment
  RSA29635  Stellaria media Joseph A. Ewan 1933-06 10798 Los Angeles Abundant in moist soil of Salix thickets, along creek, Verdugo Canyon Comment
  RSA474169  Stephanomeria cichoriacea Geo. C. Johnstone 1930-9-7 s.n. Los Angeles Mt. Wilson Trail. 762 Comment
  UC35821  Stephanomeria diegensis J. H. Barber 1897-11-15 287 Los Angeles Santa Monica Experimental Station Comment
  CAS-BOT-BC375475  Stephanomeria exigua subsp. exigua A. D. E. Elmer 1902-6-1 3693 Los Angeles Acton Comment
  POM153307  Stephanomeria pauciflora var. pauciflora P. A. Munz, I. M. Johnston 1928-9-4 11176 Los Angeles San Gabriel Mountains: Rock Creek 1159 Comment
  UCR196168  Stephanomeria spinosa R. F. Thorne 1968-9-24 41397 Los Angeles Transverse Ranges; San Gabriel Mountains, Angeles National Forest, Blue Ridge near Inspiration Point 2195 Comment
  RSA642716  Stephanomeria virgata subsp. virgata Orlando Mistretta 1992-7-13 687 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail.