Search Results — 2000 specimen records retrieved (1579 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  POM743  Abronia maritima L. R. Abrams 1901-4-1 1193 Los Angeles Ballona Harbor. Comment
  CAS-BOT-BC228591  Abronia umbellata Jeremiah George 2012-3-12 s.n. Los Angeles South Coast: Hermosa Beach, vacant lot south of 1125 Manhattan Avenue 11 Comment
  LA99473  Abronia umbellata subsp. umbellata Hisao P. Arai; 1957-3-16 sn Los Angeles 21 Comment
  LA32315  Abronia umbellata subsp. umbellata M. Zaitlin; 1951-4-8 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  RSA600511  Acacia baileyana L. C. Wheeler 1968-2-4 s.n. Los Angeles Bluebird Ranch (Truck Trail) east of Richard Ferguson's house 457 Comment
  SEINET12159209  Acacia dealbata J. F. Bright, Wyman, C. 1931-1 5716 Los Angeles Hollywood Comment
  CATA3347  Acacia decurrens Julia Parish 2017-2-23 013 Los Angeles Santa Catalina Island: South edge of main buildings at Airport, planted 0 Comment
  CAS-BOT-BC412572  Acanthoscyphus parishii var. parishii I. M. Johnston 1917-6-20 1487 Los Angeles San Antonio Mountains. Baldy Lookout of U.S.F.S. 1981 Comment
  CAS-BOT-BC331555  Acer macrophyllum Geo. B. Grant 1901-1-1 8912 (Ex. 17.) Los Angeles Sierra Madre Mts. Comment
  RSA394175  Acer macrophyllum I. W. Clokey, E. G. Anderson 1935-5-9 6731 Los Angeles San Dimas Canyon, bottom of canyon Comment
  RSA602104  Acer negundo var. californicum Scott D. White 1997-5-7 5051 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I-210 freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA545212  Achillea millefolium var. californica T. S. Ross 1992-4-14 6188 Los Angeles San Clemente Island: 20-40 meters ENE of the intersection of the new Lemon Tank Road and main N-S island access road 340 Comment
  RSA651296  Achnatherum coronatum Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 24 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA91729  Achnatherum coronatum F. W. Peirson 1918-6-10 1583 Los Angeles E trail to Mt Low, San Gabriel Mts 915 Comment
  CAS-BOT-BC260446  Achnatherum hymenoides A. D. E. Elmer 1902-6-1 3617 Los Angeles Lancaster Comment
  RSA786315  Achnatherum hymenoides D. M. McFadden 1955-06 s.n. Los Angeles Mojave desert; Wilsona 915 Comment
Read comments
Dec 13 2015
  RSA600583  Achnatherum parishii subsp. depauperatum Steve Boyd, Lauren Raz 1997-4-30 9602 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  RSA0091096  Acmispon americanus R. G. Swinney 2011-6-29 15326 Los Angeles mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  CATA945  Acmispon argophyllus var. argenteus Mark L. Hoefs, Robert Given 1992-4-16 1809 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  SEINET5327399  Acmispon argophyllus var. argenteus G. B. Grant, Walter Wheeler 1904-4-21 708 Los Angeles Collected on Santa Catalina Island, Pacific Ocean, off Southern California Comment
  CAS-BOT-BC213462  Acmispon argophyllus var. argophyllus G. B. Grant 1902-5-27 s.n. Los Angeles Little Santa Anita Canyon 762 Comment
  SDSU4344  Acmispon dendroideus var. traskiae R. M. Beauchamp 1967-1-27 120 Los Angeles San Clemente Island. On slope south of Wilson Island Cove. Comment
  SBBG16944  Acmispon glaber M. Vincent 1962-7-5 265 Los Angeles Las Virgenes Rd, 1 mi N of Hughes Research Laboratory Comment
  SBBG131945  Acmispon grandiflorus S. A. Junak 2000-5-19 SCa 1332 Los Angeles E of W firebreak rd, ca. 0.53 mi SSW of Goat Harbor 374 Comment
  UCR271660  Acmispon heermannii var. heermannii R. G. Swinney 2011-5-31 14928 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  UCSB11637  Acmispon strigosus Wisehart, Karen 1962-4-17 Los Angeles Mint Canyon 1 mile west of Palmdale cutoff, 58 miles north of Los Angeles 609 Comment
  RSA94810  Acourtia microcephala F. W. Peirson 1919-7-1 520 Los Angeles South base of San Gabriel Mtns, Fish Canyon. 457 Comment
  SD230161  Acroptilon repens Louis C. Wheeler 1968-7-18 Los Angeles Claremont: Just W of 200 E. Dartmouth St., 2 miles NE of La Verne. Hot dry sunny roadside. Comment
  RSA34524  Adenostoma fasciculatum var. fasciculatum N. C. Cooper 1943-11-21 991 Los Angeles Mint Canyon. Roadside west of Ranger Station. 762 Comment
  RSA390574  Adenostoma fasciculatum var. fasciculatum M. B. Dunkle 1933-6-17 3588 Los Angeles San Antonio River Canyon 915 Comment
  LA52129  Adenostoma sparsifolium Harvey Anderson; August 1931 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SD112342  Adiantum aleuticum Darley F. Howe 1915-3-1 26 Los Angeles San dimas Canyon Comment
  UCR193594  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6704 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  RSA610784  Adiantum jordanii L. C. Wheeler 1932-5-8 689 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  SBBG96972  Adiantum jordanii S. Boyd with T. Ross, L. Arnseth 1990-4-8 4323 Los Angeles near Malo Pt, second cyn S of Bryce Cyn, in cyn bottom Comment
  RSA687717  Adiantum jordanii George B. Grant 1904-4-20 s.n. Los Angeles Santa Catalina Island. Comment
  SEINET10839583  Adiantum jordanii Lenington 1919-1 LENINGTON UMO 32138 Los Angeles San Dimas Canyon, Pomona, California. Comment
  SFV19103  Adolphia californica P. Saadat 1999-5-16 5 Los Angeles Santa Monica Mountains Topanga State Park. Between Rustic Canyon and Temescal Canyon. 365 Comment
Read comments
Jul 16 2019
  CAS-BOT-BC202626  Aesculus californica Le Roy Abrams; E. A. McGregor 1908-6-19 330 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  UCR109685  Ageratina adenophora R. D. Goeden, Don W. Ricker 1968-4-11 s.n. Los Angeles San Gabriel Mtns., Millard Canyon Campground, Altadena 610 Comment
  UCR272607  Agoseris retrorsa R. G. Swinney 2011-6-7 15057 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
  CAS-BOT-BC13417  Agoseris retrorsa Timothy S. Ross; Steve Boyd 1990-5-17 2559 Los Angeles N side of Mt Gleason Road about the E headwaters of Gleason Canyon, about about 2 air miles E of Mt Gleason summit 1767 Comment
  UC205252  Agrostis exarata I. M. Johnston 1917-8-23 1634 Los Angeles Prairie Fork San Antonio Mountains 2133 Comment
  RSA586979  Allium fimbriatum var. fimbriatum Orlando Mistretta 1992-5-8 318 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir; Pacifico Mountain quad; 1159 Comment
  CAS-BOT-BC472002  Allium lacunosum var. davisiae Ralph Hoffmann 1932-4-27 s.n. Los Angeles Harold Comment
  UCR182489  Allium monticola R. G. Swinney 1997-7-22 5696 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
  CAS-BOT-BC472944  Allium monticola I. M. Johnston 1917-7-31 1543 Los Angeles Telegraph Peak 2743 Comment
  CATA1913  Allium praecox Charlie de la Rosa 2010-4-20 2 Los Angeles Santa Catalina Island: Above road to Reclamation Pond above USC Wrigley Institute 48 Comment
  CATA649  Allium praecox Mark L. Hoefs 1991-4-18 1123 Los Angeles Santa Catalina Island: By road above Parson's Landing 129 Comment
  UC1601946  Allium praecox George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 34 -4408 Los Angeles Santa Catalina Island Comment
  RSA79210  Allium praecox G. R. Campbell 1952-3-22 18507 Los Angeles Way Hill, San Dimas. 335 Comment
  UCD118004  Allophyllum divaricatum Robert C. Bechtel 1956-7-18 s.n. Los Angeles Tanbark Flat, San Dimas Experimental Forest. 822 Comment
  LA52309  Allophyllum glutinosum Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA410092  Allophyllum glutinosum Anstruther Davidson 1891-9-10 s.n. Los Angeles Topanga Canyon Comment
  UC1293680  Allophyllum glutinosum P. C. Everett and E. K. Balls 1959-6-2 23832 Los Angeles 1 mi. n.e. of entrance to Stokes Canyon; Santa Monica Mts. 228 Comment
  UCR277152  Allophyllum glutinosum R. G. Swinney 2011-6-15 15199 Los Angeles San Gabriel Mountains, SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail 1622 Comment
  RSA248662  Allophyllum glutinosum Christopher Davidson 1974-6-4 2289 Los Angeles Tapia Park, off Malibu Canyon Rd. 46 Comment
  RSA0092469  Alnus rhombifolia R. G. Swinney 2011-10-27 15911 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
  RSA654658  Alnus rhombifolia Fred Brooks 1988-4-3 1 Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. Comment
  SEINET12872858  Alnus rhombifolia Unknown 2011-10-25 15859 Los Angeles San Gabriel Mountains Comment
  UC57499  Alnus rhombifolia J. H. Barber 1898-2-22 370 Los Angeles Topango Canyon Comment
Read comments
May 22 2014
  UCR104745  Alnus rhombifolia David Charlton 1989-4-30 2999 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway, approximately 10 miles north of the southern boundary of the Angeles National Forest, c. 1 mi. (airline) NW of Switzer Camp. 1159 Comment
  CAS-BOT-BC171444  Alnus rhombifolia Marcus E. Jones 1930-1-26 26526 Los Angeles Wildwood Camp Comment
  RSA0091159  Amaranthus albus R. G. Swinney 2011-6-30 15386 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCR210492  Amaranthus albus R. G. Swinney 2008-11-30 9864 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  RSA598663  Amaranthus albus L. C. Wheeler 1966-11-23 9147 Los Angeles San Gabriel Mountains. West Fork San Gabriel Canyon. Comment
  RSA642097  Amaranthus albus Orlando Mistretta 1994-9-13 1474 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Canyon Section. 1158 Comment
  UCR224097  Amaranthus blitoides Justin M. Wood 2009-8-18 1245 Los Angeles San Gabriel Valley, city of Claremont, Bernard Field Station, northwest corner of Mills Ave and Foothill Blvd 421 Comment
  POM5984  Amblyopappus pusillus I. M. Johnston 1917-6-10 1271 Los Angeles Playa del Rey. Comment
  UC202357  Ambrosia acanthicarpa H. M. Hall 1917-10-27 10579 Los Angeles Lancaster Antelope Valley Comment
  RSA695720  Ambrosia acanthicarpa Keith E. Hoffmaster 1933-9-24 s.n. Los Angeles Near Santa Ana. Comment
  JEPS19922  Ambrosia chamissonis Samuel B. Parish 1891-1 Los Angeles Long Beach Comment
  RSA188002  Ambrosia chamissonis R. F. Thorne, Percy C. Everett 1965-6-23 34951 Los Angeles Santa Catalina Island. Ben Weston Beach, west side of island. Comment
  RSA317012  Ambrosia chamissonis Thomas S. Elias, Walter Wisura 1984-9-27 8519 Los Angeles North of Malibu ; Point Dume. Comment
  POM4808  Ambrosia confertiflora I. M. Johnston 1920-1-1 s.n. Los Angeles Arcadia, along Huntington Drive. 152 Comment
  CAS-BOT-BC45008  Ambrosia confertiflora John Thomas Howell 1927-11-18 3206 Los Angeles About 1 mile SW of UCLA on N Ardmore St., Los Angeles Comment
  RSA184357  Ambrosia psilostachya S. F. Blake 1910-7-26 474 Los Angeles Dry bank, near Pasadena Comment
  SEINET3145453  Ambrosia psilostachya G. B. Grant 1904-7-10 38 -B Los Angeles In the city of Pasadena Comment
  UCR281671  Ambrosia salsola R. G. Swinney 2014-4-18 16142 Los Angeles San Gabriel Mountains, north end of Alimony Ridge, c. 50 m east of Little Rock Wash, south of Mt. Emma Rd. 957 Comment
  CAS-BOT-BC180604  Amorpha californica var. californica Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  UC723860  Amorpha californica var. californica K. Kneen 1933-5-14 Los Angeles Topanga Canyon Comment
  RSA138502  Amsinckia intermedia Reid V. Moran 1959-3-9 6163 Los Angeles 2 miles SE of Eel Point, San Clemente Island. 100 Comment
  RSA748401  Amsinckia intermedia R. G. Swinney 2008-4-1 8602 Los Angeles ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  RSA166081  Amsinckia intermedia E. R. Blakley 1963-12-8 6411 Los Angeles San Clemente Island, between Northwest Harbor and Whale Point. 15 Comment
  RSA337431  Amsinckia intermedia R. F. Thorne 1973-4-11 42859 Los Angeles San Clemente Island, middle part of Norton Canyon. 274 Comment
  UCSB41779  Amsinckia intermedia Rowlands, Peter 1970-3-9 Los Angeles Puddingstone Reservoir: Approx. 300 yds. NW of lake; Pomona 365 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
  RSA314060  Amsinckia tessellata W. Wisura 1983-4-13 3904 Los Angeles 20.7 miles from [Interstate] 15 along [Hwy] 138. Comment
Read comments
Dec 22 2016
  SJSU1845  Amsinckia tessellata C. W. Sharsmith 1957-4-13 6376 Los Angeles 1 mi S of Gorman 1066 Comment
  UCR223052  Amsinckia vernicosa R. G. Swinney 2009-5-5 10651 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  RSA465149  Anagallis arvensis Nellie Fowler 1884-5-10 s.n. Los Angeles Found near University of Southern California. Comment
  UCR143326  Andropogon glomeratus Geo. L. Moxley 1917-1 s.n. Los Angeles San Gabriel Mtns., Eaton Canyon 500 Comment
  RSA655780  Andropogon glomeratus var. scabriglumis LeRoy Gross, Wayne Law 2000-8-8 248 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 337 Comment
  UCR205840  Anemopsis californica R. G. Swinney 2008-6-9 8974 Los Angeles San Gabriel Mtns., mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  UCD129012  Anisocoma acaulis Daryl Koutnik; Vickie Dawes 1978-4-6 262 Los Angeles south of Palmdale on State Highway 138 to Little Rock. 816 Comment
  UCR191745  Anisocoma acaulis A. C. Sanders 2008-4-18 34972 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  CATA102  Anthemis cotula Peter Henrikson 1987-4-23 76 Los Angeles Santa Catalina Island: Behind Ben Weston Beach 6 Comment
  JEPS13151  Anthemis cotula Elizabeth Day Palmer 1908-7-26 Los Angeles Los Angeles Comment
  SBBG31338  Anthemis cotula R. F. Thorne with P. C. Everett 1965-6-23 34961 Los Angeles Middle Ranch, in pasture near barn Comment
  RSA509605  Anthemis cotula L. C. Wheeler 1967-5-13 9495 Los Angeles Between Little Dalton Canyon Englewild Canyon. 381 Comment
  RSA724659  Antirrhinum coulterianum K. Dobry 1991-5-22 d- 767 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  UC1584247  Antirrhinum coulterianum Tim Ross and Steve Boyd 1990-6-6 2822 Los Angeles Green Valley Pasture (in San Francisquito Canyon), Lake Hughes U.S.G.S. 7.5' Quad. (in San Francisquito Canyon) 926 Comment
  RSA80188  Antirrhinum coulterianum F. W. Peirson 1925-4-23 5788 Los Angeles Forks of San Gabriel River. 534 Comment
  RSA660126  Antirrhinum multiflorum Orlando Mistretta 1992-6-12 536 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR270942  Antirrhinum multiflorum R. G. Swinney 2011-6-14 15122 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCR271254  Antirrhinum multiflorum R. G. Swinney 2011-6-1 14959 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1073 Comment
  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
  SBBG96755  Aphanisma blitoides S. Boyd with T. Ross, L. Arnseth 1990-4-7 4283 Los Angeles lower half of China Cyn Comment
  SBBG98625  Aphanisma blitoides T. Ross 1991-5-20 5349 Los Angeles un-named knoll ca. 5500' S of Wilson Cove settlement; 2500' NW of the 750' Benchmark 185 Comment
  UC1215139  Aphanisma blitoides Peter H. Raven 1962-4-9 17178 Los Angeles sides of small arroyo above Wilson Cove; San Clemente Island 60 Comment
  SD237623  Aphyllon californicum subsp. feudgei R. G. Swinney 2009-5-6 10689 Los Angeles Transverse Range: San Gabriel Mountains/Western Mojave Desert: Carr Canyon at confluence with Little Rock Creek (Palmdale 7.5'Q) 908 Comment
  LA200139  Apiastrum angustifolium O. H. Kappler; 1941-4-6 179 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SEINET1004526  Apiastrum angustifolium A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-1 26123 Los Angeles Western San Gabriel Mtns.; Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  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
  SEINET11080170  Apiastrum angustifolium J. H. Barber 1897-3-28 113 Los Angeles Santa Monica Canyon. Comment
  PASA1706  Aplopappus linearifolius Sally Ellis 1939-5-5 Los Angeles Mohave desert Comment
  RSA69922  Apocynum androsaemifolium F. W. Peirson 1921-7-3 882 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2011 Comment
  CHSC95444  Apocynum cannabinum LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Vergen 2003-6-19 1109 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  RSA747273  Apocynum cannabinum R. G. Swinney 2005-8-22 8522 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, fork of Devils Punchbowl Canyon 1220 Comment
  RSA729756  Aquilegia formosa R. G. Swinney 1999-7-28 7593 Los Angeles Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon. 1098 Comment
  UCR223251  Aquilegia formosa R. G. Swinney 2009-7-22 11371 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA0125858  Arabidopsis thaliana Orlando Mistretta, Christine Mistretta 2008-5-16 3089 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 106 per TRTP Survey 2008), Upper Fish Canyon 1002 Comment
  SEINET4071470  Arabis fendleri var. fendleri G. Sphon 1959-1 286 Los Angeles 3 miles north of Big Rock Public Camp, Big Rock Creek. Comment
  RSA0126172  Arabis glabra var. glabra R. F. Thorne, M. Z. Thorne 1967-7-19 37166 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  UC1595454  Arctostaphylos Tim Ross 1992-7-10 6642 Los Angeles 310 m e where Coldwater Canyon meets Big Tujunga Creek (just s of creek, e side of road to Colby Ranch); San Gabriel Mountains, Big Tujunga Canyon 972 Comment
  POM367240  Arctostaphylos catalinae F. R. Fosberg 1931-4-23 S 4685 Los Angeles Santa Catalina Island. Headwaters of Swain's Canyon, NE slopes of Black Jack Mountain. 350 Comment
  RSA626679  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15785 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA626807  Arctostaphylos glandulosa Jon E. Keeley 1992-10-15 22099 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA626830  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22125 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  SFV2637  Arctostaphylos glandulosa K. A. Wilson 1963-5-12 1300 Los Angeles Santa Susana Mountains Orcutt Ranch in the vicinity of Mission Peak. Comment
  RSA626726  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22110 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA626731  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22106 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  SBBG118676  Arctostaphylos glandulosa subsp. glandulosa L. C. Wheeler 1967-5-15 9553 Los Angeles N side of Fremont Pass 541 Comment
  POM367267  Arctostaphylos glandulosa subsp. mollis Kenneth R. Montgomery 1973-3-22 73 -2 Los Angeles site of LASCA Cistus field plot Comment
Read comments
Nov 19 2011
  POM367282  Arctostaphylos glandulosa subsp. mollis Fay A. MacFadden 1931-3-15 s.n. Los Angeles La Tuna Canyon, Verdugo Hills Comment
  UC193241  Arctostaphylos glandulosa subsp. mollis Samuel B. Parish June 1887 1957 Los Angeles San Francisquito Canyon Comment
  CAS-BOT-BC39349  Arctostaphylos glauca John Thomas Howell 1928-2-11 3343 Los Angeles On trail between Haines Canyon and Mt. Lukens, San Gabriel Mts. Comment
  CHSC92809  Arctostaphylos glauca John Dittes 2006-1-3 1313 Los Angeles Transverse Ranges; San Gabriel Mtns.; Upper Big Tujunga Cyn; ca. 6.8 air-miles SE of Mill Creek Summit, 1.7 airmiles W of Vetter Mtn, 1.8 air-miles NE of intersection of Upper Big Tujunga Cyn Road and Angeles Crest Hwy (Hwy 2), north side of Upper Big Tujunga Cyn Road. 1112 Comment
  RSA631426  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20504 Los Angeles Chilao Campground. 1600 Comment
  RSA631431  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20494 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA631521  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15654 Los Angeles Angeles Forest Highway, 1 km north of Big Tujunga Canyon turnoff. 1050 Comment
  RSA631536  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16013 Los Angeles Whitaker Peak, northwestern San Gabriel Mountains. Comment
  RSA631653  Arctostaphylos glauca Jon E. Keeley 1982-7-29 7797 Los Angeles Study site off Angeles Crest Highway, above Switzers Campground. Comment
  RSA631686  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-5-27 22820 Los Angeles Slope north of Switzer's, adjacent to Angeles Crest Highway. 1000 Comment
  POM294821  Arctostaphylos glauca var. glauca Lyman Benson 1912-3-12 11607 Los Angeles Claremont, Pacific Slope Drainage Area. 351 Comment
  RSA70414  Arctostaphylos parryana F. W. Peirson 1942-10-15 13434 Los Angeles hillt top at Charlton Flats Comment
  UC1375425  Arctostaphylos parryana Robert F. Thorne 1969-7-2 38333 Los Angeles on Angeles Crest Hwy c. 1 mi e Islip Saddle; San Gabriel Mts., Angeles National Forest, Cortelyou Spring 2072 Comment
Read comments
Aug 20 2013
  RSA634832  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22059 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634922  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20534 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635061  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20383 Los Angeles Road to Pacifico Mtn., 3.7 km east of Mill Creek Summit, San Gabriel Mtns. 1710 Comment
  RSA635163  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20282 Los Angeles Angeles Forest Hwy., 1.7 km N of Mill Creek Summit. San Gabriel Mtns. 1385 Comment
  RSA635262  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20654 Los Angeles Angeles Crest Hwy., Eagle Roost Picnic Ground, 3.5 km west of old road to Crystal Lake. San Gabriel Mtns. 2030 Comment
  RSA70824  Arctostaphylos patula F. W. Peirson 1918-6-17 143 Los Angeles summit of North Baldy 2743 Comment
  UCR202926  Arctostaphylos patula R. G. Swinney 2001-8-18 8066 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  RSA522444  Arenaria macradenia var. arcuifolia Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4061 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA434286  Argemone corymbosa Geo. Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  CHSC110177  Argemone munita Jane Tirrell; Graham Bothwell 2012-7-11 LS 0105 Los Angeles Transeverse Ranges; San Gabriel Mountains region: North side California State Route 2 approx. 200 m east of mile marker 67.86. Alt: 2308m/7587 ft. 2308 Comment
  RSA579801  Argemone munita Tim S. Ross, S. D. Boyd 1994-5-24 7863 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA434329  Argemone rotundata N. C. Cooper 1949-6-29 4387 Los Angeles Crystal Lake. 1829 Comment
  UCR108635  Armoracia rusticana L. C. Wheeler 1976-8-4 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Los Angeles river: east of the levee at Long Beach Blvd, Long Beach 5 Comment
  POM18214  Artemisia californica Philip A. Munz 1923-4-10 6713 Los Angeles San Clemente Island; wall of canyon S of 'Lemon Tank' Comment
  RSA0108893  Artemisia californica Richard G. Swinney 2010-8-11 13509 Los Angeles San Gabriel Mountains: San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/service road. 595 Comment
  RSA527595  Artemisia californica Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4420 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA754357  Artemisia californica Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1751 Los Angeles Turnbull Canyon, Turnbull Canyon Road 341 Comment
  IRVC29010  Artemisia douglasiana A. C. Sanders, Mark Elvin 2002-6-25 25284 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  POM6089  Artemisia douglasiana L. R. Abrams 1902-8-16 2955 Los Angeles Near Mesmer. Comment
  RSA0039390  Artemisia douglasiana R. G. Swinney 2009-11-16 11642 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA0083139  Artemisia douglasiana R. G. Swinney 2010-9-13 13822 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  UC57435  Artemisia douglasiana J. H. Barber 1897-9-3 280 Los Angeles Santa Monica Forestry Station Comment
  UCR210638  Artemisia douglasiana R. G. Swinney 2008-10-22 9677 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UCR216367  Artemisia douglasiana Dan S. Cooper 2010-6-6 610- 60 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 221 Comment
  UCR240016  Artemisia douglasiana R. G. Swinney 2009-11-9 11583 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  CAS-BOT-BC90254  Artemisia douglasiana F. J. Steinmetz 1901-8-31 s.n. Los Angeles King's Canyon road w. of Carson Comment
  RSA417274  Artemisia douglasiana George R. Johnstone 1930-9-7 s.n. Los Angeles Mt. Wilson trail. 762 Comment
  RSA589098  Artemisia dracunculus Orlando Mistretta 1994-9-13 1459 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  CAS-BOT-BC93871  Artemisia dracunculus Peter H. Raven; Henry J. Thompson 1959-10-18 14680 Los Angeles Santa Monica Mountains - Decker road 1.8 miles south of Mulholland Highway 487 Comment
  RSA417318  Artemisia dracunculus Anstruther Davidson 1891-07 s.n. Los Angeles Santa Monica Canon. [Canyon] Comment
  RSA0094083  Artemisia tridentata Richard G. Swinney 2011-10-13 15775 Los Angeles San Gabriel Mountains: Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  CAS-BOT-BC97280  Artemisia tridentata subsp. parishii L. R. Abrams 1916-10-31 6363 Los Angeles Type locality: Newhall, Fremont's Pass, near Newhall Comment
  CAS-BOT-BC97284  Artemisia tridentata subsp. parishii John Thomas Howell 1950-11-9 27484 Los Angeles 3 miles sw. of Newhall Comment
  CAS-BOT-BC97338  Artemisia tridentata subsp. tridentata H. J. Thompson 1950-6-2 1101 Los Angeles Upper Chilao Recreation Area, near Chilao Guard Station, 0.7 mi. W of state Hwy. #2, San Gabriel Mts. 1615 Comment
  POM175350  Asclepias californica E. Crow 1930-6-29 s.n. Los Angeles Trail between Pine Flats and Crystal Lake 1706 Comment
  RSA132235  Asclepias eriocarpa Gale Sphon 1959-7-4 390 Los Angeles Picnic area, Angeles Crest Highway. 1982 Comment
  RSA137681  Asclepias fascicularis R. F. Thorne 1966-9-15 36678 Los Angeles Above Parson s Landing, Santa Catalina Island. 76 Comment
  CATA1428  Asparagus asparagoides Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2589 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  UCR84482  Asparagus asparagoides T. S. Ross 1993-4-23 6928 Los Angeles Santa Catalina Island, SW part of the island in Middle Canyon; along Middle Canyon Road where it crosses over a northerly tributary 235 m NW of Thompson Dam 181 Comment
  CATA3530  Asparagus officinalis Peter J. Dixon 2017-8-23 097 Los Angeles Santa Catalina Island: Interior; Black Jack Campground, n toe of slope, sw of campsites. Likely established during historical period at Black Jack Hunting camp 0 Comment
  RSA367400  Asphodelus fistulosus Fay A. MacFadden 1934-4-5 12483 Los Angeles Culver City. Comment
  LA200071  Aspidotis californica Lawrence L. Kiefer; 1966-4-16 1882 Los Angeles SANTA MONICA MOUNTAINS, Caballero Creek, S of Tarzana, ca. 1 mi S of the end of Reseda Blvd. 304 Comment
  LA3675  Aspidotis californica W. Scott Lewis; 1905-1 247 Los Angeles SANTA MONICA MOUNTAINS, Nichols Canyon Comment
  POM8494  Aspidotis californica P. A. Munz, R. D. Harwood 1920-4-21 3713 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  UCR23349  Aspidotis californica John C. Roos 1942-3-21 1094 Los Angeles San Gabriel Mtns, Santa Anita Canyon 244 Comment
  SFV14638  Aspidotis californica S. Jonsson 1989-3-17 s. n. Los Angeles Santa Monica Mountains Devil's Canyon north of Topanga Canyon Road development. 0.25 miles upstream of dam on east-facing wall. Comment
  UCR61523  Aster greatae T. P. Krantz 1988-4-19 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, Pole Creek 612 Comment
  CAS-BOT-BC180497  Astragalus brauntonii A. Davidson 1906-6-1 s.n. Los Angeles Sherman Comment
  POM8877  Astragalus douglasii W. R. Dudley, F. H. Lamb 1896-6-12 4440 Los Angeles Gorman's Station Comment
  UCR205126  Astragalus gambelianus R. G. Swinney 2008-4-17 8688 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  RSA678699  Astragalus miguelensis Mark Elvin, Orlando Mistretta 1996-3-24 120 Los Angeles San Clemente Island. Comment
  SBBG12326  Astragalus miguelensis P. H. Raven 1962-4-11 17259 Los Angeles sandy beach W of Wall 2 6 Comment
  SD139598  Astragalus miguelensis Jon Rebman, Jonathan Dunn 1996-4-29 3103 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  SD86319  Astragalus nevinii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3207 Los Angeles San Clemente Island, in stabilized sandy areas 24 Comment
  UCSC000910  Astragalus pachypus var. jaegeri Peter Kamb 1948-5-6 969 Los Angeles desert foothills of the San Gabriel Mts above Little Rock San Gabriel Mts; Little Rock 975 Comment
  SFV16006  Astragalus pachypus var. pachypus C. L. Michaels 1994-4-17 s. n. Los Angeles San Gabriel Mountains Gorman, 0.1 miles north of Smoky Bear Road on Copco Road. Comment
  UCR104773  Astragalus preussii var. laxiflorus David Charlton 1991-6-6 5646 C Los Angeles Western Mojave Desert, Edwards Air Force Base, South Track Well Field, 0.25 mi. north of water tank on unpaved road 701 Comment
  SFV18426  Astragalus trichopodus C. Ferguson 1974-4-10 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Beside entrance to park. Comment
  UCD105445  Astragalus trichopodus R. Kinmont; Jill Farris 1997-2-14 6 Los Angeles Sycamore Canyon, off of Pacific Coast Highway, Santa Monica Mountains, north of Malibu, near entrance to mountain biking trail, the ocean on the opposite side of Pacific Coast Highway. Comment
  UCSB2983  Astragalus trichopodus Haller, John 1950-4-16 Los Angeles San Francisquito Canyon, 5 miles north of Saugus Comment
  RSA415724  Astragalus trichopodus var. lonchus M. B. Dunkle 1932-5-28 2959 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA0029480  Astragalus trichopodus var. lonchus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3026 Los Angeles Santa Catalina Island: Lower Fern Canyon. 195 Comment
  SBBG128376  Astragalus trichopodus var. lonchus M. L. Hoefs 1991-3-19 1003 Los Angeles Airport Rd 463 Comment
  UC1211024  Astragalus trichopodus var. lonchus Huron H. Smith 1912-5-30 5043 Los Angeles beachroad near Avalon (Santa Catalina Isl.); Santa Catalina Island Comment
  SBBG68410  Astragalus trichopodus var. phoxus R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  CAS-BOT-BC200839  Astragalus trichopodus var. trichopodus Carl B. Wolf 1932-5-9 3433 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  CAS-BOT-BC17507  Athysanus pusillus Barbara Ertter; Jeffrey Strachan 1980-5-18 3441 Los Angeles Angeles National Forest ca 3.5 airmiles southeast of Valyermo, north side of San Gabriel Mountains. 1371 Comment
  RSA757197  Athysanus pusillus Orlando Mistretta, Christine Mistretta 2008-4-8 2386 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
  CAS-BOT-BC170617  Atriplex argentea Ralph Hoffmann 1931-9-28 s.n. Los Angeles Rosamond Comment
  RSA155860  Atriplex argentea P. H. Raven 1962-7-10 17964 Los Angeles Summit of island above Wilson Cove, San Clemente Island 137 Comment
  RSA0041782  Atriplex californica Mark L. Hoefs 1995-5-30 2153 Los Angeles Santa Catalina Island: Ben Weston Beach. 4 Comment
  RSA4816  Atriplex californica James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Station #4 Comment
  UCR125135  Atriplex canescens A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25547 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, NE of old ranch headquarters 366 Comment
  LA204699  Atriplex canescens var. canescens Joseph Andorfer Ewan; 1930-10-22 3424 Los Angeles Bouquet Canyon Road out of Saugus 365 Comment
  UC205061  Atriplex coulteri Katharine Brandegee Los Angeles Santa Catalina Island Comment
  UC1787285  Atriplex heterosperma A. C. Sanders, Mark 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. 299 Comment
  POM213178  Atriplex johnstonii C. B. Wolf 1931-12-30 s.n. Los Angeles Playa del Rey 30 Comment
  SEINET11930561  Atriplex lentiformis D. P. Reagan 1974-1 30 Los Angeles Ridge Road, just E of Sandberg along State Road N-2 Comment
  UCR246569  Atriplex leucophylla Dan S. Cooper 2011-8-25 811- 104 Los Angeles South Coast, Dockweiler State Beach, directly under LAX take-off route 5 Comment
  UCD97647  Atriplex prostrata Scott D. White 1997-11-5 6013 Los Angeles Malibu Coast, mouth of Trancas Canyon, north of Pacific Coast Hwy. 7 Comment
  SBBG98485  Atriplex semibaccata T. Ross 1991-5-22 5444 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 9 Comment
  UCR131414  Atriplex semibaccata Alison Lipman 1998-7-3 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Hills, Friendship Park, San Pedro 221 Comment
  SD167165  Atriplex suberecta A. C. Sanders 2005-5-5 29902 Los Angeles Western San Gabriel/Liebre Mountains Region: Santa Clarita area, Cruzan Mesa along dirt road near gate at northeast end. 655 Comment
  UCR272915  Atriplex suberecta Steven A. Junak 2000-10-12 SCa- 1408 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch stables 198 Comment
  RSA344530  Atriplex watsonii F. C. Boutin 1967-4-23 1626 Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  RSA385382  Avena barbata Gary D. Wallace 1978-2-12 1578 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  RSA748669  Avena barbata R. G. Swinney 2008-3-31 8589 Los Angeles Glendora Mountain summit 1003 Comment
  UC1130896  Avena barbata A. D. Gifford 1935-3-15 471 Los Angeles Elizabeth Lake Canyon Angeles National Forest, Tejon Quadrangle (2 1/2 mi from mouth) Comment
  UCSB8566  Avena fatua Philbrick, Ralph 1955-3-1 Los Angeles Puddingstone Dam; S of La Verne; San Jose Mtns 304 Comment
  RSA5263  Baccharis douglasii C. B. Wolf 1932-9-16 4090 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  IRVC24029  Baccharis glutinosa Fred M. Roberts, Gordon Marsh 1985-10-16 2478 Los Angeles Long Beach: Los Angeles River Channel between Willow St. and Pacific Coast Hwy, 3-4.5km from ocean, along margin of channeled river course in early successional riparian habitat, sandy soil. southern coastal 5 Comment
  RSA648644  Baccharis glutinosa Kelly Middleton, David Middleton 1988-5-23 34 Los Angeles Glendora Ridge Road, 6.5 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora. 1067 Comment
  UCR81449  Baccharis glutinosa F. R. Fosberg 1930-10-18 S- 4110 Los Angeles Coastal Plains and Basins; Los Angeles Basin, [Dominguez] Slough, Gardena 10 Comment
  UC63383  Baccharis glutinosa Ernest Braunton 1902-7-1 602 Los Angeles Los Angeles River Comment
  RSA0008305  Baccharis malibuensis James Henrickson, T. Thomas, C. Wishner 1991-12-5 22453 Los Angeles Santa Monica Mts. ca. 1 mile se of corner of Mulholland Highway and Las Virgenes Road in southwest corner of Diamond X Ranch Soka University Property. 244 Comment
  OBI56533  Baccharis pilularis var. consanguinea Louis C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mtns: Placerita Cayn ca. 1/2 mi beyond Oak of the Golden Dream (same location as spring collection). Comment
  RSA657107  Baccharis plummerae subsp. plummerae Carl Wishner 2000-10-13 3951 Los Angeles Santa Monica Mountains, Solstice Canyon [Park], south of the creek from picnic area / parking lot. 58 Comment
  RSA649696  Baccharis sergiloides Michael Horn 1991-4-30 13 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
  UCD150971  Bahiopsis parishii D. S. Park 2010-4-27 57 Los Angeles Ranch Santa Ana Botanic Garden 369 Comment
  SD82900  Barbarea orthoceras R. F. Thorne, M. Z. Thorne 1969-7-9 38565 Los Angeles San Gabriel Mountains, Angeles National Forest; upper part of large, wet sloping meadow at Big Pines. 2090 Comment
  RSA650240  Beloperone guttata George Maruko 1948-2-25 16 Los Angeles 4th Ave & 29th St. Los [Angeles] Comment
  UCR218022  Bidens frondosa A. C. Sanders, Dan S. Cooper 2010-8-5 38540 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  POM53945  Bidens laevis Edward L. Greene 1903-10-1 3727 Los Angeles Pomona. Comment
  UCR219431  Bidens pilosa R. G. Swinney 2009-3-28 10187 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  CDA3997  Bituminaria bituminosa T. C. Fuller 1963-4-25 10298 Los Angeles San Gabriel Mountains: Brown Mountain, 0.5 mile northwest above Millard Canyon campground at end of pavement. 0 Comment
  RSA748848  Bituminaria bituminosa Justin M. Wood 2009-4-13 487 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  SD230121  Bloomeria crocea Louis C. Wheeler 1967-6-15 9829 Los Angeles Liebre Mountaina: North slope foothills between Bouquet Junction and Bonelli Ranch. 373 Comment
  RSA652794  Bloomeria crocea Jim Reutzel 1994-5-29 68 Los Angeles On northeast facing slope of ridge which is north and east of the reservoir, which is north of the cow stables. Hills behind the Cal Poly Pomona University Health Center. Comment
  RSA367302  Bloomeria crocea var. crocea A. Menke 1955-4-21 s.n. Los Angeles Faculty Hill, UCLA campus, Los Angeles. Comment
  CAS-BOT-BC174651  Bloomeria crocea var. montana Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8133 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
  SDSU21080  Boechera pulchra Ian Cain, Ryan Gilmore 2010-4-15 1389 Los Angeles West of Palmdale along Elizabeth Lake Road 4.21km west north west from intersection with Highland Avenue 936 Comment
  SBBG105080  Bolboschoenus maritimus subsp. paludosus T. Ross 1993-4-20 6824 Los Angeles NE side of Little Harbor near outlet of Little Springs Cyn drainage, emptying to the harbor 2 Comment
  SBBG31290  Bothriochloa barbinodis R. F. Thorne with P. C. Everett 1965-6-22 34860 Los Angeles Pebbly Beach Rd 30 Comment
  RSA589329  Bowlesia incana T. S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8585 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  RSA592375  Bowlesia incana Mark Hoefs 1974-3-28 419 Los Angeles Santa Catalina Island: in upper Bullrush Canyon 251 Comment
  RSA544537  Bowlesia incana Tim Ross, E. Kellogg 1992-4-12 6128 Los Angeles San Clemente Island: 129 degrees SE, 525m distant from Vista, near head of Grove Canyon. 518 Comment
  RSA0014966  Boykinia rotundifolia Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11694 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
  UCR258593  Boykinia rotundifolia R. G. Swinney 2010-8-26 13594 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  SEINET208523 Image available Brachypodium hybridum Peter H. Raven 1962-5-22 17825 Los Angeles Above Emerald Bay; Santa Catalina Island. 122 Comment
  SD181649  Brassica fruticulosa Valerie Soza, Steve Boyd and Gary Wallace 2000-3-28 654 A Los Angeles San Gabriel Mountains; Cobal Canyon, Claremont Hills Wilderness Park, at junction of main fire road and Thompson Creek. 518 Comment
  UCR108442  Brassica hirta L. C. Wheeler 1970-5-9 s.n. Los Angeles Los Angeles, 9th St. at Stanford Ave. 29 Comment
  CDA3637  Brassica nigra L. C. Wheeler 1967-5-18 9654 Los Angeles San Gabriel Mtns., divide between Reynier and Placerita Canyon Comment
  LA210054  Brassica rapa D. Dunn; 1941-2-22 687 Los Angeles 1 block S of Santa Monica Blvd on Westwood Blvd, West L.A Comment
  RSA482918  Brassica rapa F. R. Fosberg 1930-6-26 S- 3077 Los Angeles Lower Ballona Creek 5 Comment
  UCR277253  Brickellia californica R. G. Swinney 2010-9-30 13942 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
  RSA639883  Brickellia microphylla L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, branch at Angeles Crest Highway. 2072 Comment
  UCR117556  Brickellia nevinii A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23295 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 793 Comment
  UCR211811  Brodiaea filifolia Valerie Soza, LeRoy Gross 2001-5-22 1242 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just (<100 ft.) below Ferguson Motorway 473 Comment
  SBBG113057  Brodiaea jolonensis S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 598 Los Angeles N of Airport Rd, at S end of Whitley's Pk Ridge 417 Comment
  RSA133766  Bromus arizonicus P. H. Raven 1959-4-19 14012 Los Angeles Santa Monica Mountains: Along shore 0.8 miles east of Ventura County Line. 8 Comment
  UCR223497  Bromus carinatus R. G. Swinney 2009-5-28 10952 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR277073  Bromus carinatus R. G. Swinney 2011-6-7 15105 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  UCR65256  Bromus carinatus F. R. Fosberg 1931-4-14 S- 04608 Los Angeles Channel Islands, Santa Catalina Island, Eagles Nest, Middle Ranch Canyon 180 Comment
  CAS-BOT-BC149197  Bromus carinatus var. carinatus Louis C. Wheeler 1936-5-6 4099 Los Angeles San Gabriel Mountains. East of San Gabriel Mountains, 0.5 mile east of Liveoak Canyon. 419 Comment
  RSA639972  Bromus diandrus L. C. Wheeler 1967-5-29 9763 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  SEINET7106138  Bromus diandrus Joseph Marlowe Keefe 2001-1-19 30939 Los Angeles San Rafael Mountains. End of sidewalk, along Eagle Rock View Drive, south face of The Eagle Rock. Los Angeles, California 90041.; 0 293 Comment
  LA13813  Bromus diandrus Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  SEINET4391182  Bromus diandrus Roth 1903-1 127 a Los Angeles Pasadena Comment
  RSA669293  Bromus grandis LeRoy Gross, Naomi Fraga 2002-5-10 665 Los Angeles (Angeles National Forest road survey of 2002). Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 488 Comment
  LA105354  Bromus hordeaceus Barry A. Prigge; 1989-4-23 8424 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  POM158328  Bromus hordeaceus M. B. Dunkle 1927-3-31 1777 Los Angeles Santa Catalina Island. Little Harbor. 152 Comment
  POM363869  Bromus hordeaceus Caroline Shryock, Glenn Shryock 1924-5-15 s.n. Los Angeles Los Angeles. Comment
  RSA202472  Bromus hordeaceus R. L. Armacost 1963-5-23 1659 Los Angeles Santa Monica. Comment
  UCR13475  Bromus hordeaceus 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
  RSA714064  Bromus madritensis G. Ocampo 2006-1-17 1534 Los Angeles Jardin en el area de departmentos de la Escuela de Teologia, cercano al edificio Este. Claremont. Comment
  SD264699  Bromus madritensis Steven A. Junak 2001-5-18 Sca 1531 Los Angeles Santa Catalina Island. Avalon Canyon, at Wrigley Memorial Garden. Comment
  RSA756314  Bromus madritensis subsp. madritensis Scott D. White, Justin M. Wood 2009-5-6 12679 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  CATA1387  Bromus madritensis subsp. rubens Mark L. Hoefs 1995-9-7 2520 Los Angeles Santa Catalina Island: Upper Avalon Canyon near Wrigley Garden, southeast side [Rattlesnake Canyon] 144 Comment
  UC816375  Bromus madritensis subsp. rubens Carl Epling 1931-4-25 Los Angeles Santa Monica Mountains, Los Alisos Canyon Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  RSA657470  Bromus rubens J. Totino 1976-4-22 15 Los Angeles Verdugo Mountains Region: Backyard on slope, 2776 Valley Vista Road [Valley View Road], Glendale. Feet. Comment
  SEINET3196466 Image available Bromus rubens R. G. Swinney 2009-4-2 10248 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. (Valyermo 7.5' Q.) 1223 Comment
  CAS-BOT-BC161702  Bromus rubens Peter H. Raven 1959-5-3 14090 Los Angeles Santa Monica Mountains. Woodrow Wilson Drive 1.6 miles west of Cahuenga Pass. 304 Comment
  SEINET11672459  Bromus rubens C. V. Braun 1975-1 154 Los Angeles above San Francisquito Canyon Road, 2 mi SW of junction with Spunky Canyon Road Comment
  CAS-BOT-BC161601  Bromus sterilis Scott D. White; Chet McGaugh 1995-6-6 3223 Los Angeles East edge of Santa Susana Mountains, just west of San Gabriel Mountains. Sunshine Canyon (name not shown on topo). West of San Fernando Road and I-5 Freeway, just southwest of interchange with SR 14 Freeway. Sunshine Canyon Landfill property. 487 Comment
  LA34191  Buddleja saligna Peter H. Raven; Henry J. Thompson 1958-10-11 13761 Los Angeles SANTA MONICA MOUNTAINS, Scheuren Rd, 0.3 mi S of junction of road at summit of Saddle Peak. 731 Comment
  RSA583012  Caesalpinia spinosa Tim S. Ross 1993-4-23 6934 Los Angeles Santa Catalina Island: SW part of the island in Middle Canyon; riparian strip ca 25 m SE of Eagles Nest Lodge. 146 Comment
  SD69466  Cakile maritima Robert F. Thorne 1966-4-6 35897 Los Angeles Santa Catalina Island; Beach at White's Landing. Comment
  LA200783  Calandrinia breweri Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC438408  Calandrinia ciliata M. B. Dunkle 1939-4-6 7134 Los Angeles Channel Islands. San Clemente Island Comment
  JEPS52583  Calandrinia ciliata Frank W. Peirson 1919-3-30 356 Los Angeles Tujunga Canyon San Gabriel Mountains 441 Comment
  RSA593196  Calandrinia ciliata L. C. Wheeler 1967-5-8 9306 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA466534  Calandrinia ciliata Anstruther Davidson 1891-05 s.n. Los Angeles Los Angeles. Comment
  RSA533973  Calandrinia ciliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5177 Los Angeles San Clemente Island: SSW of Twin Dams, 1450 ft. NNW of Boulder marker (1859 ). 491 Comment
  RSA579160  Calandrinia ciliata Timothy S. Ross, Darin Banks 1994-4-12 7492 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 670 m SSE of where Drinkwater Canyon joins S. Fr. Canyon. 537 Comment
  CAS-BOT-BC492129  Calochortus albus Henry J. Thompson 1959-4-19 1936 Los Angeles Mulholland Hwy. 1 mile W of Loas Virgenes Road, Malibu Creek drainage; Santa Monica Mountains 274 Comment
  POM1724  Calochortus albus R. D. Williams 1901-5-3 14 Los Angeles Claremont, Palmer's Canyon. Comment
  RSA785914  Calochortus albus K. Dobry 1992-4-9 327 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  SD41967  Calochortus catalinae Darley F. Howe 1947-3-22 Los Angeles Los Flores Canyon, near coast north of Santa Monica. Comment
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May 28 2014
  SBBG122108  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2003-5-24 734 Los Angeles Plum Cyn, 1 km S of Cruzan Mesa, 1.2 km W of Sierra Hwy, 2 km W of Sierra Hwy 665 Comment
  JEPS17762  Calochortus invenustus Frank W. Peirson 1918-6-17 9 Los Angeles Head of Rock Creek San Gabriel Mountains 1981 Comment
  UCR191519  Calochortus invenustus R. G. Swinney 1998-7-8 6317 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  CAS-BOT-BC132478  Calochortus plummerae Peter H. Raven 1956-6-17 9419 Los Angeles Slopes N.W. of Sunset Blvd. at Sepulveda Blvd. Comment
  SBBG122077  Calochortus plummerae A. Parikh, N. Gale 2003-6-16 1750 Los Angeles 2 km E of jct of Bouquet Cyn Rd and Newhall Ranch Rd, N of Santa Clara River 390 Comment
  CAS-BOT-BC493409  Calochortus splendens R. C. Foster 1937-6-6 343 Los Angeles In Chaparral on upper portion of canon sides, Cobal Canon (foothills of San Gabriel Mts.), north of Claremont Comment
  SBBG57799  Calochortus venustus R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  UC1134549 Image available Calochortus venustus A. D. Gifford 1935-5-15 712 Los Angeles 2 mi w Neenach; Tejon Quad. 914 Comment
  JEPS18471  Calyptridium monandrum Rimo Bacigalupi with J. Robert Sweeney 1957-5-12 5875 Los Angeles 1/4 mi above U.S. Army Nike launching site (above Las Flores Canyon); Santa Monica Mountains 274 Comment
  UCR239611  Calystegia macrostegia Dan S. Cooper 2012-8-6 812- 53 Los Angeles Western Transverse Range; Santa Monica Mountains, Las Flores Canyon along Gorge Rd. 116 Comment
  RSA276037  Calystegia macrostegia subsp. intermedia Jack Delaini 1974-5-9 177 Los Angeles Lodi Canyon. throughout canyon sprawling over small shrubs 746 Comment
  SBBG119347  Calystegia macrostegia subsp. intermedia V. Soza with L. Gross 2001-5-14 1211 Los Angeles above Santa Anita Cyn, ca. 0.5 mi WNW of the Santa Anita Dam; T1N R11W S10, W/2, NW/4, SW/4 762 Comment
  RSA233389  Calystegia macrostegia subsp. macrostegia R. F. Thorne 1966-4-17 36113 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  SDSU14830  Calystegia macrostegia subsp. macrostegia Patrick McConnell 2003-4-27 28 Los Angeles Chalk Canyon, approx 1/2 mile inland from Horse Beach, growing among Rhus, Encelia and Malacothamnus clementinus, SHOBA zone of San Clemente Island. 30 Comment
  RSA595676  Calystegia malacophylla subsp. pedicellata T. S. Ross, Victor W. Steinmann 1995-5-8 8545 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  RSA719585  Calystegia occidentalis subsp. fulcrata R. G. Swinney 1997-7-22 5718 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area. 2073 Comment
  RSA729810  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
  RSA298500  Calystegia occidentalis subsp. fulcrata F. W. Peirson 1919-6-14 497 Los Angeles Rock Creek. 1905 Comment
  RSA572929  Calystegia peirsonii J. Mallory 1994-6-13 6387 A-01 Los Angeles On N-facing slope, approx. 100m W of office facilities parking lot and 50 m S of elderberry stand, LB naval Fuel Depot, W of Gaffey, Long Beach. Comment
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Aug 11 2014
  RSA735590  Calystegia peirsonii A. Edwards, A. Rudalevige 2008-4-29 124 Los Angeles Transverse Ranges, Santa Susana mtns region, At the Los Angeles County Fire Dept's Del Valle Training Facility. Near center of 24 acre site. 354 Comment
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Aug 11 2014
  UCR20070  Calystegia peirsonii T. P. Krantz 1979-6-20 s.n. Los Angeles San Gabriel Mtns., Bouquet Canyon Road east of the reservoir, just off Angeles Nat. Forest lands, east of jct 6N04 under the power lines Comment
  SBBG19047  Calystegia purpurata D. Emery 1947-4-5 Los Angeles Griffith Park Comment
  UC126774  Calystegia sepium subsp. binghamiae Pupils of Los Angeles High School 1904-5 Los Angeles Near Los Angeles. Comment
  RSA465671  Camissonia bistorta Anstruther Davidson 1906-4-1 s.n. Los Angeles Griffith Park Comment
  RSA654037  Camissonia californica Valerie L. Soza, Laura Moore 2000-5-10 850 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. 564 Comment
  RSA746991  Camissonia californica R. G. Swinney 2008-4-30 8709 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  JEPS33729  Camissonia campestris Frank W. Peirson 1921-5-20 793 Los Angeles Little Rock Creek San Gabriel Mountains 1066 Comment
  RSA0073591  Camissonia campestris Orlando Mistretta, Christine Mistretta 2005-4-21 2063 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 SE of Valyermo Ranger Station. 1341 Comment
  RSA448988  Camissonia hirtella Robin S. Collins 1973-5-15 288 Los Angeles Angeles National Forest; Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 610 Comment
  UCR219426  Camissonia hirtella R. G. Swinney 2009-3-31 10230 Los Angeles Transverse Range; San Gabriel Mtns., mouth of San Gabriel Canyon, 1.2 mi. north of Foothill Blvd, Azusa/Duarte 183 Comment
  RSA187567  Camissonia intermedia Peter H. Raven 1962-5-23 17857 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay. Comment
  SDSU3376  Camissonia intermedia H. Wedberg 1958-5-10 289 Los Angeles On Latigo Canyon Road 0.4 mi. from Mulholland Hwy and just north of Calamigos Star 'C' Ranch. Cleistogamous. Comment
  RSA702564  Camissonia strigulosa Scott D. White 2004-5-10 10360 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  UC873864  Camissoniopsis bistorta I. W. Clokey and B. C. Templeton 1931-3-11 5332 Los Angeles San Gabriel Canyon 900 Comment
  LA206054  Camissoniopsis cheiranthifolia subsp. cheiranthifolia H. Lewis; 1939-4-22 sn Los Angeles Hermosa Beach 0 Comment
  UC73305  Camissoniopsis cheiranthifolia subsp. suffruticosa Pupils of Los Angeles High School May, 1903 Los Angeles near Ocean Park; Santa Monica Comment
  SBBG13084  Camissoniopsis guadalupensis subsp. clementina E. R. Blakley 1962-6-10 5229 Los Angeles cyn mouth SE of Eel Pt, half way toward Seal Cove 6 Comment
  SD66841  Camissoniopsis guadalupensis subsp. clementina R. Mitchel Beauchamp 1967-6-2 544 Los Angeles San Clemente Island, at the extreme southern limit of the sand dunes, south of Flasher station. Comment
  UC1552134  Camissoniopsis hirtella David Charlton 1988-4-2 1481 Los Angeles Cleghorn Road Turnoff on pass Cajon Pass (I 15, Swarthout Valley Rd to end of pavement, under powerline) 1524 Comment
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Feb 4 2015
  LA46797  Camissoniopsis intermedia Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG61352  Camissoniopsis pallida R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna, near Acton Comment
  RSA592223  Capsella bursa-pastoris L. C. Wheeler 1967-4-30 9231 Los Angeles Limekiln Canyon 564 Comment
  UC1201943  Capsicum annuum var. annuum Miss K. D. Jones 1930-12-15 1013 Los Angeles Rust Nursery, Pasadena Comment
  RSA66107  Cardamine californica var. integrifolia F. W. Peirson s.n. Los Angeles Santa Monica Canyon, Santa Monica Mts. Comment
  UCR193150  Cardamine oligosperma Dan S. Cooper 2008-3-8 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Mt. Hollywood Dr. at NE rim of Brush Canyon, Griffith Park, Los Angeles 370 Comment
  UCR277521  Carex Mitch Provance, Stephen Reynolds 2011-5-5 17205 Los Angeles San Gabriel Valley, City of San Gabriel, remnants of Eaton Wash, just west of the intersection of Burton Ave. and E. Garibaldi Ave. 137 Comment
  RSA775912  Carex alma Orlando Mistretta, Christine Mistretta 2010-5-26 5218 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1311 Comment
  UC934040  Carex alma H. L. Cogswell 1951-5-15 103 Los Angeles Bell Canyon, Watershed 4, (Sec. F4, Plot. 5) San Gabriel Mountains 865 Comment
  UCSB519  Carex alma Beach, Kay 1943-6-22 Los Angeles Sycamore Flat trail; San Dimas Experimental Forest; San Gabriel Mountains Comment
  RSA364721  Carex fracta I. M. Johnston 1917-7-31 1505 Los Angeles San Antonio Mts. Icehouse Canon. 1982 Comment
  UCR194580  Carex fracta R. G. Swinney 1998-7-29 6553 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  CAS-BOT-BC21315  Carex fracta D. E. Breedlove 1961-8-7 926 -B Los Angeles 3 miles north of Wrightwood on road to Valyermo. 1828 Comment
  CAS-BOT-BC32087  Carex multicaulis LeRoy Abrams 1901-7-1 1885 Los Angeles West Fork of San Gabriel Riv. Comment
  RSA680217  Carex multicaulis Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1680 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  SEINET7569424 Image available Carex nudata Andrew L. Hipp 1999-5-16 202 Los Angeles Westwood Village, Malibu Creek State Park, along Malibu Creek below Century Lake. 488 Comment
  CAS-BOT-BC118429  Carex praegracilis W. R. Dudley; Frank Haines Lamb 1896-6-12 4453 Los Angeles Castoc Lake, Tejon Pass Comment
  SEINET7575142 Image available Carex senta Steve Boyd, Mike Wall 1996-5-16 8787 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  CAS-BOT-BC117315  Carex spissa H. E. Hasse 1888-5-10 s.n. Los Angeles Canyon near Glendale. Comment
  POM11606  Carex subfusca Phillip A. Munz 1921-6-16 4637 Los Angeles head of Swartout Valley 2073 Comment
  RSA733039  Carex subfusca R. G. Swinney 1999-8-16 7664 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope, 2445 Comment
  UCR202735  Carex subfusca R. G. Swinney, Cody Clarke 2001-8-22 8075 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
  UCD123073  Castilleja Gordon Pilone 1961-3-3 108 Los Angeles Padua Hills, 100 yards above Spanish restaurant. San Gabriel Mt. Range. 396 Comment
  LA52012  Castilleja affinis J. Ewan; 1930-5-30 s.n. Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, above Hollywood Lake. 304 Comment
  UCR181318  Castilleja angustifolia R. G. Swinney 1997-6-13 5592 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
  RSA81469  Castilleja applegatei subsp. martinii F. W. Peirson 1918-5-19 209 Los Angeles Millard's Canyon, south base of San Gabriel Mts. Comment
  RSA586815  Castilleja applegatei subsp. martinii Orlando Mistretta, Steve D. Boyd 1994-6-21 1382 Los Angeles San Gabriel Mountains, Santiago canyon, drainage northwest of Pacifico Mountain. 1646 Comment
  RSA659800  Castilleja applegatei subsp. martinii Brian McColgan 1988-5-16 18 Los Angeles 1 mile N of Padua on Mt. Blady Rd. 1067 Comment
  UC27245  Castilleja exserta Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  HSC20883  Castilleja exserta subsp. exserta C. S. Apperson 1967-6-3 Los Angeles 6 mi. E of Hwy. 99 on Ave. D Comment
  RSA400545  Castilleja foliolosa F. R. Fosberg 1931-4-7 S- 4500 Los Angeles Hamilton Beach, Santa Catalina Island. 10 Comment
  RSA400573  Castilleja foliolosa Grace Shaffer 1915-4-23 s.n. Los Angeles San Fernando Valley. Comment
  UC885189  Castilleja foliolosa I. W. Clokey and B. C. Templeton 1930-4-8 4721 Los Angeles San Francisquito Canyon 800 Comment
  UCR147774  Castilleja foliolosa Valerie Soza, Et al. 2000-6-29 1046 Los Angeles Liebre Mountains, Knapp (Kelly) Ranch, Upper Cienega Canyon, off FS Road 7N22.1 976 Comment
  UCR82248  Castilleja foliolosa J. M. Stewart 1994-4-11 824 Los Angeles Western Mojave Desert, Antelope Valley, Munz Canyon Road, near Elizabeth Lake 1098 Comment
  LA52016  Castilleja foliolosa W. O. Griesel; 1936-3-28 sn Los Angeles Santa Monica Mountains, Hollywood Hills Comment
  SFV11228  Castilleja foliolosa D. K. Shayne 1966-3-9 101 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  RSA605013  Castilleja miniata subsp. miniata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: ca. 200 yards E of foot of Holiday Hill Ski Lift. 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
  UC1971338  Castilleja pilosa Louis C. Wheeler 1967-5-15 9606 Los Angeles SAN GABRIEL MOUNTAINS: Whitney Canyon. 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
  RSA730547  Castilleja plagiotoma Robert F. Thorne 1973-5-11 43461 Los Angeles Mojave Desert Slope: 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb Ridge, ca. 2 1/2 miles due S of Llano. 1159 Comment
  RSA0086399  Caulanthus amplexicaulis R. G. Swinney 2008-5-5 8756 Los Angeles San Gabriel Mtns.: Big Rock Creek at Paradise Springs. 1427 Comment
  UCR60927  Caulanthus cooperi Steve Boyd, Orlando Mistretta 1986-3-31 1533 Los Angeles Mojave Desert, Hwy 138, 4 mi east of junction with Hwy 18, NE of Pinyon Hills Comment
  RSA756587  Caulanthus cooperi Orlando Mistretta, Christine Mistretta 2008-4-30 2560 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  CAS-BOT-BC47917  Ceanothus arboreus George B. Grant; Walter Wheeler 1904-4-21 6146 Los Angeles Santa Catalina Island Comment
  RSA233626  Ceanothus arboreus Robert F. Thorne 1970-3-5 39359 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
  RSA398829  Ceanothus cordulatus F. R. Fosberg 1931-8-10 S- 5629 Los Angeles Mt. Islip, near summit, San Gabriel Mountains. 2440 Comment
  CAS-BOT-BC48746  Ceanothus crassifolius Geo. B. Grant 1901-1-1 s.n. Los Angeles So. Calif. From Mt. Lowe, S. Cal. Comment
  CHSC12153  Ceanothus crassifolius L. M. Mayer 1973-3-3 75 Los Angeles Locally abundant on the hillside, ca. 1.5 mi. nw of Honolulu Ave. and LaTuna Canyon Rd. junction and ca. 75 yds. w of LaTuna Canyon Rd. 457 Comment
  RSA77147  Ceanothus crassifolius F. W. Peirson 1903-2-14 5378 Los Angeles Arroyo Seco near Pasadena Comment
  UC1281337  Ceanothus crassifolius H. E. McMinn 1926-7-24 1796 A Los Angeles San Antonio Canyon, lower elevations as on enters the canyon Comment
  UCR186896  Ceanothus cuneatus A. C. Sanders 2006-4-14 32050 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UC73351  Ceanothus cuneatus var. cuneatus Pupils of Los Angeles High School April 1901 Los Angeles near Downey Comment
  UC870606  Ceanothus cuneatus var. cuneatus I. W. Clokey and B. C. Templeton 1930-4-8 4698 Los Angeles San Francisquito Canyon 800 Comment
  CAS-BOT-BC51032  Ceanothus integerrimus var. macrothyrsus Vernon Bailey 1907-9-25 1289 Los Angeles Mt. Lowe 1524 Comment
  CAS-BOT-BC50571  Ceanothus leucodermis Ernest C. Twisselmann 1959-6-2 5327 Los Angeles Summit of Liebre Mountain 1706 Comment
  LA52228  Ceanothus megacarpus M. E. Jones; 1928-5-3 sn Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  RSA399107  Ceanothus megacarpus E. Crow 1929-1-13 148 Los Angeles Crow's Nest, E. Glendora Comment
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Oct 26 2015
  RSA399125  Ceanothus megacarpus Richard C. Barkelew 1929-4-12 15829 Los Angeles Cahuenga Pass Comment
  UCR47371  Ceanothus megacarpus David Charlton 1987-1-31 630 Los Angeles Western Transverse Range; Santa Monica Mtns., Saddle Peak 610 Comment
  SEINET12210705  Ceanothus megacarpus W. Knight, Knight, I. 1982-1 4688 Los Angeles Tilden Botanic Garden, Berkeley. Originally collected from Santa Catalina Island in the early Comment
  CATA1105  Ceanothus megacarpus var. insularis M. B. Dunkle 1929-3-17 2059 Los Angeles Santa Catalina Island: Cape Canyon 0 Comment
  CHSC8452  Ceanothus oliganthus Edward Laidlaw Smith 1958-2-20 327 Los Angeles San Gabriel Mt. Range, Cobal Creek drainage area. 609 Comment
  UCR271654  Ceanothus oliganthus subsp. oliganthus R. G. Swinney 2011-3-26 14200 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA399740  Ceanothus oliganthus var. oliganthus Albert J. Perkins 1928-4-8 s.n. Los Angeles Bear Ca - on, Sierra Madre Mts. Comment
  UC170186  Ceanothus oliganthus var. oliganthus Geo. B. Grant June, 1904 147 a Los Angeles Pasadena Comment
  LA32022  Ceanothus spinosus Peter H. Raven; Henry J. Thompson 1959-4-3 13918 Los Angeles 822 Comment
  SBBG41220  Ceanothus vestitus J. P. Broughton 1970-4-19 Los Angeles just outside Devil's Punchbowl County Park Comment
  UCD112858  Ceanothus vestitus T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  RSA719635  Celtis australis R. G. Swinney 1997-9-27 5877 Los Angeles Live Oak Canyon, c. 1.6 mi. N of Baseline Rd., 0.8 mi. due N of Live Oak Canyon Dam. 488 Comment
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Jun 27 2008
  RSA772394  Centaurea melitensis R. G. Swinney 2009-5-8 10697 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR281652  Centaurea melitensis R. G. Swinney 2014-5-27 16655 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  OBI35694  Centaurea melitensis Rebecca Cicoria 1982-5-8 72 Los Angeles Palos Verdes Peninsula: W end of Burma trl, Rancho Palos Verdes Comment
  RSA202451  Centaurea repens R. L. Armacost 1960-9-27 1336 Los Angeles Santa Monica, alley near Washington Comment
  UCR230892  Centaurea solstitialis Kai T. Palenscar, Dwight Williams 2011-8-19 s.n. Los Angeles South Coast; Los Angeles Basin, El Monte, Whittier Narrows crossover channel, east of Rosemead Blvd. (Hwy 19) and south of Durfee Ave. 64 Comment
  RSA0091500  Centaurium venustum R. G. Swinney 2010-6-29 13378 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  POM153274  Centaurium venustum Hulbert 1928-05 s.n. Los Angeles 1 mile west of Azusa Comment
  CAS-BOT-BC279598  Centromadia pungens subsp. pungens Roxana S. Ferris 1918-6-12 893 Los Angeles Between Oban and Lancaster Comment
  SD37824  Cercis occidentalis Post 1931-3-11 Los Angeles Pasadena Comment
  JEPS45576  Cercocarpus Frank W. Peirson 1918-5-26 79 Los Angeles Summit of Mount Wilson Comment
  CAS-BOT-BC142150  Cercocarpus betuloides Peter H. Raven; Robert F. Thorne 1964-5-7 19000 Los Angeles Saddle Rock Ranch, near Seminole Hot Sprngs - Santa Monica Mountains Comment
  RSA453263  Cercocarpus betuloides M. B. Dunkle 1928-2-19 1711 Los Angeles Black Jack Mountain, Santa Catalina Island. Comment
  RSA583076  Cercocarpus betuloides Tim S. Ross 1993-4-22 6912 Los Angeles Santa Catalina Island: SW part of the island in Bullrush canyon; near 'dogleg.' 236 Comment
  UCR223651  Cercocarpus betuloides R. G. Swinney 2009-6-24 11267 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
  RSA517147  Cercocarpus betuloides var. betuloides Tim S. Ross, Steve D. Boyd 1990-5-14 2481 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1116 Comment
  SBBG54064  Cercocarpus betuloides var. betuloides A. Griffiths Jr. 1962-4-11 4496 Los Angeles Chantry Flat, Big Santa Anita Cyn, N of Arcadia 762 Comment
  UC415485  Cercocarpus betuloides var. betuloides unknown March 1901 Los Angeles Southern California Comment
  POM219963  Cercocarpus betuloides var. blancheae F. R. Fosberg 1932-5-6 8122 Los Angeles Santa Catalina Island. Canyon above Villa Park, Avalon 30 Comment
  SBBG95469  Cercocarpus betuloides var. blancheae M. B. Dunkle 1928-3-4 1715 Los Angeles Orizaba Cyn Comment
  CATA1780  Cercocarpus traskiae Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6920 Los Angeles Santa Catalina Island: Wild Boar Gully 172 Comment
  UCD112909  Cercocarpus traskiae Robert F. Thorne 1967-5-18 36872 Los Angeles Santa Catalina Island. Wild Boar Gully (Cercocarpus Arroyo). 167 Comment
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Jun 12 2014
  CAS-BOT-BC279443  Chaenactis Palmer Stockwell 1940-4-23 1502 -B Los Angeles 1 mile south of Gorman Comment
  POM351648  Chaenactis artemisiifolia B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  CAS-BOT-BC277827  Chaenactis santolinoides A. R. K. 1939-8-6 286 Los Angeles Mt. Islip, San Gabriel Mts. 2511 Comment
  CAS-BOT-BC284279  Chaenactis santolinoides A. D. E. Elmer 1902-6-1 3802 Los Angeles Acton Comment
  SFV21973  Chamaesyce maculata A. Baznekian 2011-8-23 6 .1 Los Angeles Los Angeles Basin Glendale. 522 harvard St. 145 Comment
  POM2856  Chamaesyce melanadenia D. L. Crawford 1915-7-18 s.n. Los Angeles Glendora foothills 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
  RSA631997  Chamaesyce melanadenia L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 601 Comment
  RSA747049  Chamaesyce prostrata R. G. Swinney 2008-5-30 8872 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  RSA594996  Chamaesyce serpillifolia Mark Hoefs, R. F. Thorne, Janet Takara, M. Gay 1995-7-27 2496 Los Angeles Santa Catalina Island, Upper Bulrush Reservoir. 293 Comment
  SFV6437  Chenopodium K. A. Wilson 1974-5-29 1415 Los Angeles San Fernando Valley North Hollywood. Hatteras Street east of Beck Ave. Comment
  UCR186400  Chenopodium ambrosioides T. B. Salvato, Sarah Flack 2007-8-8 3044 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  RSA0053870  Chenopodium berlandieri R. G. Swinney 2010-4-28 12432 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA762383  Chenopodium berlandieri R. G. Swinney 2009-3-12 10099 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  UC1870303  Chenopodium berlandieri LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1041 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains: Brand Canyon, below the large waterfall, where the canyon forks off. Near 34.19205N, 118.26961 393 Comment
  RSA592785  Chenopodium californicum Steve Boyd 1996-4-25 8681 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  SBBG37898  Chenopodium californicum M. B. Dunkle 1939-4-2 7202 Los Angeles San Clemente Island, SE point of island Comment
  UCR220162  Chenopodium californicum R. G. Swinney 2009-4-2 10250 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
  RSA597279  Chenopodium fremontii T. S. Ross, Peter W. Fritsch, Steve D. Boyd, Orlando Mistretta 1990-6-22 3727 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  UCR272630  Chenopodium leptophyllum R. G. Swinney 2011-9-22 15669 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  SD40326  Chenopodium missouriense Edith A. Purer 1931-4-8 2769 Los Angeles El Segundo Comment
  CATA1167  Chenopodium murale Mark L. Hoefs 1995-5-30 2160 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  RSA703514  Chenopodium murale Michael Honer 2004-6-22 2022 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA782490  Chenopodium murale R. G. Swinney 2009-4-13 10329 Los Angeles 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
  RSA4812  Chenopodium murale James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Station #4, Plant #3. Comment
  RSA478574  Chenopodium pratericola L. C. Wheeler 1932-7-19 962 Los Angeles 2 miles north of Claremont. 412 Comment
  UCR95535  Chenopodium pumilio L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mtns, Henninger Flats 793 Comment
  RSA791803  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-30 2961 Los Angeles Western Transverse Range; Santa Clarita Valley Area: Newhall Ranch, west side of Grapevine Mesa, 4 km southwest (216 degrees) of intersection of I-5 Freeway and Highway 126. 366 Comment
  CAS-BOT-BC244803  Chorizanthe staticoides Marcus E. A M Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  RSA226108  Chorizanthe staticoides Robert F. Thorne, C. W. Tilforth 1971-6-17 39913 -b Los Angeles 1 mile up Placerita Canyon from junction with Antelope Valley Freeway, W end of San Gabriel Mountains 488 Comment
  SDSU4935  Chorizanthe staticoides D. F. Howe 1947-5-4 1571 Los Angeles Mint Canyon. Comment
  UC535374  Chorizanthe staticoides Ira W. Clokey, B. Templeton May 1929 4491 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) Comment
  UCD99988  Chorizanthe staticoides A. C. Sanders 2003-4-29 26179 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  UC52637  Chorizanthe watsonii Dr. A. Davidson 1895-1 Los Angeles Lancaster Comment
  UC1375332  Chorizanthe xanti Robert F. Thorne and C. W. Tilforth 1971-6-17 39892 Los Angeles along Soledad Canyon Road ca 2 mi w Soledad Station (n slope San Gabriel Mountains); n slope San Gabriel Mts. w of Soledad Station 579 Comment
  UC1716762  Chorizanthe xanti Ralph Hoffmann 1927-6-8 Los Angeles Ridge Route, Near Sandberg's Comment
  UCR209918  Chrysolepis sempervirens R. G. Swinney 2008-7-25 9312 Los Angeles San Gabriel Mtns., Twin Peaks, west peak 2316 Comment
  RSA601157  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1966-10-22 9042 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  POM212226  Chrysothamnus teretifolius C. B. Wolf 1931-11-2 2505 a Los Angeles Mint Canyon, 1 mi. above point where road from Acton joins the highway. 976 Comment
  RSA568518  Cicer arietinum Anstruther Davidson 439 Los Angeles San Gabriel Mountains. Comment
  CAS-BOT-BC280034  Cirsium mohavense John Thomas Howell 1952-10-26 28880 Los Angeles Just north of Lancaster Comment
  LA34838  Cirsium occidentale var. californicum Mary V. Hood; 1942-12-16 42 97 k* Los Angeles 144 Comment
  SFV12021  Cirsium occidentale var. californicum D. L. Koutnik 1978-3-27 164 Los Angeles San Gabriel Valley Claremont. Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue. 579 Comment
  CAS-BOT-BC285596  Cirsium occidentale var. occidentale Le Roy Abrams 1899-5-1 359 Los Angeles Ballona Harbor Comment
  SD90227  Cirsium occidentale var. occidentale Benjamin C. Stone May 1952 43 Los Angeles Blanchard Park, Claremont. 334 Comment
  SEINET5507053 Image available Cirsium occidentale var. occidentale F. R. Fosberg 1931-4-1 S 4440 Los Angeles Avalon, Santa Catalina Island; Upper Sonoran Zone 10 Comment
  SBBG118693  Cistanthe maritima O. Mistretta 1992-4-5 143 Los Angeles Guds Comment
  RSA585347  Cistanthe monandra Timothy S. Ross 1991-4-27 4633 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  CAS-BOT-BC438751  Cistanthe monandra Timothy S. Ross 1993-5-16 7152 Los Angeles San Gabriel Mountains. Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton canyons; ca 850-930 m NW of Horse Canyon Saddle. 1072 Comment
  UCR187245  Clarkia A. C. Sanders 2006-5-16 32334 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
  LA45534  Clarkia bottae C. L. Hogue; 1954-5-20 sn Los Angeles Santa Monica Mountains, Off Mulholland Dr 457 Comment
  RSA53772  Clarkia bottae D. F. Howe 1948-5-29 s.n. Los Angeles Santa Monica Mountains. Comment
  SFV2497  Clarkia cylindrica P. G. Kilburn 1958-4-26 766 Los Angeles Santa Susana Mountains Gentile (Gentili) Ranch. 460 Comment
  LA201540  Clarkia cylindrica subsp. cylindrica Arthur C. Gibson; 2001-5-18 4867 Los Angeles Santa Monica Mountains, Point Mugu State Park, bordering Satwiwa NRA Comment
  UC494498  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-5-22 56 Los Angeles n Saugus; Bouquet Canyon 600 Comment
  RSA448261  Clarkia dudleyana Anstruther Davidson 1896-06 s.n. Los Angeles Elysian Park. Comment
  RSA454109  Clarkia dudleyana N. C. Cooper 1949-6-18 4202 Los Angeles Mt. Baldy Resorts. 762 Comment
  UC1871032  Clarkia purpurea subsp. quadrivulnera T. S. Ross, W. Appleby 1993-5-19 7168 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western San Gabriel Mtns: ca.80m S of Wilson Canyon Saddle along old loop road; San Fernando 7.5' USGS quad; R15W T3N, NW/4 SE/4 NE/4 SE/4 sect 9; ca 3120 ft elevation. 951 Comment
  UC54693  Clarkia purpurea subsp. quadrivulnera L. A. Greata May, 1903 310 -316 Los Angeles Arroyo Seco Comment
  SD113952  Clarkia purpurea subsp. viminea Darley F. Howe May 1915 Los Angeles Comment
  RSA600416  Clarkia unguiculata Steve Boyd, Lauren Raz 1997-4-30 9630 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA609938  Clarkia unguiculata R. S. Woglum 1930-5-10 s.n. Los Angeles Western Transverse Ranges: San Fernando Valley. North Hollywood. Comment
  RSA648038  Clarkia unguiculata Orlando Mistretta 1992-7-13 674 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  SD125706  Clarkia unguiculata K. Harper 1986-5-17 Los Angeles San Gabriel Mountains, Little Tujunga to Sand Canyon Road in the vicinity of Mendenhall Peak. Comment
  UCSB45462  Clarkia unguiculata Batson, J. 1979-5-25 Los Angeles 8 miles southwest of the junction of Highway 101 and Westlake Boulevard on Highway 23 426 Comment
  RSA670425  Claytonia parviflora I. W. Clokey, Bonnie C. Templeton 1929-03 4527 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA772421  Claytonia parviflora R. G. Swinney 2009-4-28 10543 Los Angeles Transverse Range, San Gabriel Mountains, Summit of Mt. Emma 1585 Comment
  RSA608724  Claytonia parviflora L. C. Wheeler 1931-3-19 s.n. Los Angeles Pomona: Ganesha Heights. Comment
  POM793  Claytonia perfoliata subsp. intermontana D. L. Crawford 1915-6-30 s.n. Los Angeles Bear Flats, mountains above Claremont 2134 Comment
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Jan 23 2011
  RSA466718  Claytonia perfoliata subsp. mexicana L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
  RSA466684  Claytonia perfoliata subsp. mexicana F. R. Fosberg 1931-4-4 S 4486 Los Angeles Cherry Canyon 30 Comment
  RSA466709  Claytonia perfoliata subsp. mexicana L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA606999  Claytonia perfoliata subsp. perfoliata L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 Comment
  RSA708802  Claytonia perfoliata subsp. perfoliata Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1152 Los Angeles Ridgetop above McDonald Creek. 412 Comment
  RSA778877  Claytonia rubra subsp. rubra Orlando Mistretta, Christine Mistretta 2010-6-1 5222 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  RSA607435  Clematis lasiantha Louis C. Wheeler 1932-7-2 886 Los Angeles East Fork San Dimas Canyon, San Gabriel Mts. 915 Comment
  SD115247  Clematis lasiantha W. Bertsch 1954-4-19 492 Los Angeles Little Dalton Canyon 366 Comment
  UC9089  Clematis ligusticifolia unknown Dec 1861 34 Los Angeles Los Angeles Comment
  RSA6002  Clematis ligusticifolia var. californica Carl B. Wolf 1932-10-5 4239 Los Angeles Santa Catalina Island, 1 mile from Middle Ranch on road to Black Jack Peak. 274 Comment
  SBBG66411  Collinsia bartsiifolia var. davidsonii S. W. Hutchinson -May-1926 1026 Los Angeles Lancaster 715 Comment
  RSA0011011  Collinsia callosa R. G. Swinney 2008-5-5 8770 Los Angeles Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek. 1256 Comment
  RSA408244  Collinsia callosa Anstruther Davidson 1895-5-3 s.n. Los Angeles Manzana. Comment
  RSA584967  Collinsia callosa Tim S. Ross, Steve D. Boyd 1990-6-1 2761 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  RSA614330  Collinsia childii Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  POM4301  Collinsia heterophylla Philip A. Munz 1918-4-21 2087 Los Angeles South of Pomona Hills Comment
  RSA408257  Collinsia heterophylla R. S. Woglum 1930-4-23 s.n. Los Angeles Los Angeles (east-central) Comment
  UCR172463  Collinsia parryi Anuja Parikh, Nathan Gale 2005-4-13 2102 Los Angeles NE end of Santa Susana Mtns., Long Canyon, Newhall Ranch, Study Area 31 335 Comment
  RSA412227  Collinsia torreyi H. de Forest 1931-06 s.n. Los Angeles Along Ridge Route. Comment
  RSA549528  Collinsia torreyi var. wrightii Tim S. Ross, Steve D. Boyd 1990-6-18 3462 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  SBBG128258  Comarostaphylis diversifolia subsp. planifolia M. L. Hoefs, S. A. Junak, K. Kirkland 1999-5-8 3029 Los Angeles lower Cottonwood Cyn 152 Comment
  SBBG59620  Conium maculatum M. N. Ackley -Jun-1929 Los Angeles Glendale 243 Comment
  RSA650267  Conium maculatum Leonard Brown 1948-5-13 s.n. Los Angeles Found on the west side of Chino near the Cal. Aero airfield. 224 Comment
  UCD150952  Constancea nevinii D. S. Park 2010-4-26 37 Los Angeles Ranch Santa Ana Botanic Garden 360 Comment
  SFV21878  Convolvulus arvensis L. L. Zung 2011-5-17 5 Los Angeles Mojave Desert Vacant lot in Little Rock. 860 Comment
  RSA258354  Convolvulus arvensis C. W. Tilforth 1972-6-2 567 Los Angeles Botanic Garden Comment
  RSA755625  Cordylanthus nevinii R. G. Swinney 2008-7-15 9205 Los Angeles Winston Peak. 2275 Comment
  RSA0094176  Cordylanthus rigidus subsp. setiger R. G. Swinney 2011-10-13 15795 Los Angeles San Gabriel Mountains: Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  RSA271447  Coreopsis bigelovii C. W. Tilforth, John Dourley, Walter Wisura 1978-4-17 1529 Los Angeles Bob's Gap, about 2 1/2 mile north-east of Valyermo, north (desert) slopes of San Gabriel Mountains. 1097 Comment
  UCR281149  Coreopsis bigelovii R. G. Swinney 2014-5-7 16419 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  SEINET2050077 Image available Coreopsis californica A. C. Sanders, G. Helmkamp 1996-3-24 18021 Los Angeles Mojave Desert: Ave. J, 3.3 mi. W of 240th St., E, just NE of Saddleback Butte. 890 Comment
  UC566774  Coreopsis californica var. californica Herbert L. Mason 1932-4-1 6872 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  UC450879  Coreopsis calliopsidea Fay A. Macfadden 1937-3-29 2574 Los Angeles near Palmdale; Mohave Desert Comment
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Feb 10 2016
  JEPS30657  Corethrogyne filaginifolia Peter H. Raven and Henry J. Thompson 1959-9-18 14431 Los Angeles near Beverly Glen Boulevard Santa Monica Blvd.; Santa Monica Mts. 76 Comment
  LA205797  Corethrogyne filaginifolia Louis Wheeler; 1933-9-26 2133 Los Angeles San Gabriel Mountains, San Gabriel Canyon 335 Comment
  RSA0105004  Corethrogyne filaginifolia R. G. Swinney 2011-10-25 15891 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
  UC729477  Corethrogyne filaginifolia Carl B. Wolf 1932-9-15 4080 Los Angeles opposite Glenwood's Cafe on Highway (9 1/2 mi above Saugus, Mint Canyon); Mint Canyon 457 Comment
  SFV14736  Corethrogyne filaginifolia J. C. Dittes, P. Dittes 1989-9-23 7 Los Angeles East side of lower Castaic Lake along Parker Road. Comment
  SD85059  Corethrogyne filaginifolia var. filaginifolia E. R. Blakley 1961-9-23 4740 Los Angeles Santa Catalina Island; bluffs between Isthmus and Fisherman's Cove. 45 Comment
  RSA397701  Cornus glabrata Anstruther Davidson 1893-08 s.n. Los Angeles Santa Catalina Island Comment
  UCR205741  Cosmos bipinnatus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36989 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  RSA651109  Cotula australis A. E. Hersh 1950-7-6 s.n. Los Angeles Garden 4111 Wade St., Venice. 30 Comment
  CATA106  Cotula coronopifolia Peter Henrikson 1987-4-23 79 Los Angeles Santa Catalina Island: Lower Middle Canyon 45 Comment
  RSA639755  Crassula connata L. C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Vogel Flat, Big Tujunga Canyon. 556 Comment
  SD90433  Crassula connata Robert F. Thorne, M. Z. Thorne 1973-2-12 42464 Los Angeles Santa Catalina Island Blue Cavern Point. 60 Comment
  RSA533452  Crassula connata var. erectoides Tim Ross 1991-4-21 4542 Los Angeles Whittier Hills (Puente Hills, pro parte): ridge on N side of Turnbull Canyon 305 Comment
  CATA2269  Crocanthemum greenei Amy Catalano, Emily Chase 2015-3-12 001 Los Angeles Santa Catalina Island: 1/4 air miles directly east of Airport Road and White's Landing Road junction 289 Comment
  SBBG108966  Crossosoma californicum S. A. Junak 1997-4-8 SCl 795 Los Angeles between two forks of upper Wall Rock Cyn 237 Comment
  SBBG18717  Crossosoma californicum E. R. Blakley 1963-4-8 5557 Los Angeles ridge S of Avalon Valley above Avalon Terrace Comment
  SD106228  Crossosoma californicum K. Nakai 1980-3-23 565 Los Angeles Palos Verde Hill, Forrestal Drive Comment
  SDSU20034  Crossosoma californicum Michael G. Simpson, Lori L. Simpson 2012-4-21 3680 Los Angeles Santa Catalina Island, northwest top of ridge, north of USC Marine station. 38 Comment
  RSA612178  Croton californicus Damian Ross 1997-4-19 34 Los Angeles Bernard Biological Field Station, Claremont Colleges. W of Infirmary Rd. about 30 feet off the road, about halfway up. 412 Comment
  UCR95272  Croton setiger L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mtns, Henninger Flats 793 Comment
  SD40102  Croton setiger Edith A. Purer 1933-10-7 5597 Los Angeles El Segundo, stabilized sand dunes Comment
  UC598585  Cryptantha affinis John Bright 1936-4-15 12727 Los Angeles Mt. Malibu Santa Monica Mts. Comment
  UCSB27908  Cryptantha angustifolia Kunze, G. 1971-4-17 Los Angeles California 14, 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  RSA3739  Cryptantha clevelandii var. florosa C. B. Wolf 1932-5-11 3564 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  RSA777620  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-20 5147 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  RSA778928  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-6-1 5231 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  RSA729580  Cryptantha decipiens R. G. Swinney 1999-4-5 7059 Los Angeles San Gabriel Mtns./Mojave Desert: lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
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Jan 12 2019
  RSA654078  Cryptantha intermedia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 741 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 426 Comment
  SD66886  Cryptantha intermedia R. Mitchel Beauchamp 1967-3-18 280 Los Angeles San Clemente Island: Canyon below Lemon Tank Comment
  RSA536085  Cryptantha intermedia Tim Ross 1991-5-21 5432 Los Angeles San Clemente Island, upper Box Canyon, northwesterly canyon slope (descending into canyon) above area where the canyon bottom is 1175ft. 396 Comment
  UC1587729  Cryptantha intermedia Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5132 Los Angeles 1400 ft sse Jack (not Jack Point) (and 1350 ft nw of the mouth of Larkspur Canyon, near a solitary Prunus lyonii, e escarpment San Clemente Island); San Clemente Island 144 Comment
  SD39884  Cryptantha intermedia var. johnstonii Edith A. Purer 1931-3-19 1505 Los Angeles El Segundo Comment
  HSC35980  Cryptantha muricata Thomas W. Nelson, Jane P. Nelson, James Nelson 1975-8-19 2178 Los Angeles Beside Hwy. 5, W of junction with Hwy. 138 915 Comment
  RSA0088574  Cryptantha muricata R. G. Swinney 2010-5-29 13017 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  UCD119931  Cryptantha muricata Steve Boyd; Thomas Elias 1987-4-14 2068 Los Angeles San Gabriel Mountains, ridge between Pine Mountain and Silver Mountain south of Rincon - Red Box Road, north of Glendora. Comment
  UCR155599  Cryptantha muricata A. C. Sanders, T. B. Salvato 2005-4-26 29694 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR270455  Cryptantha muricata R. G. Swinney 2011-5-12 14663 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
  RSA0021705  Cryptantha muricata var. denticulata Duncan S. Bell, Caitlin Elam 2013-6-24 5254 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA0120159  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-27 16660 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
  SBBG63797  Cryptantha muricata var. jonesii R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA0079594  Cryptantha muricata var. muricata C. Schapiro 1979-5-28 11 Los Angeles Verdugo Mountains; On fire road at intersection of Covert Ave. and Blanchard Canyon Road, Upper Tujunga. 671 Comment
  RSA0028826  Cryptantha nevadensis var. rigida R. G. Swinney 2009-5-13 10782 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  RSA780995  Cryptantha nevadensis var. rigida R. G. Swinney 2009-5-13 10782 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  RSA0117721  Cryptantha oxygona A. C. Sanders 2007-4-25 33573 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1128 Comment
  RSA725890  Cryptantha oxygona R. G. Swinney 1996-5-27 4739 Los Angeles Eastern San Gabriel Mtns.: east of Table Mtn. and NW of Wright Ridge. 2252 Comment
  RSA0078946  Cryptantha pterocarya var. pterocarya Roy R. Snelling 1977-4-18 5 Los Angeles 2 miles south of Pearblossom 1066 Comment
  RSA0079179  Cryptantha pterocarya var. pterocarya R. G. Swinney, Cody Clarke 2001-8-22 8071 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
  RSA0079296  Cryptantha pterocarya var. pterocarya L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  RSA191010  Cryptantha similis R. F. Thorne 1963-5-15 31657 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  UC146460  Cryptantha simulans LeRoy Abrams 1903-6-30 2578 Los Angeles Mt. Wilson Comment
  POM123373  Cuscuta californica Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  UC1348877  Cuscuta californica Robert F. Thorne 1966-6-2 36510 Los Angeles near upper end of road leading to White's Landing; Santa Catalina Island 396 Comment
  UCR204058  Cuscuta californica R. G. Swinney 2005-7-8 8280 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  CAS-BOT-BC224482  Cuscuta californica H. E. Hasse 1890-6-1 s.n. Los Angeles Santa Monica Range Comment
  RSA409696  Cuscuta californica G. R. Johnstone 1930-9-7 s.n. Los Angeles Mt. Wilson Trail. 457 Comment
  RSA54069  Cuscuta campestris J. T. Howell 1948-7-2 24765 Los Angeles Redondo Beach. Comment
  RSA788543  Cyathea cooperi John R. Clark, T. Dvorak, Charlie de la Rosa, S. Ratay, T. M. Summers 2011-6-23 1020 Los Angeles Santa Catalina Island, Twin Rocks. 218 Comment
  RSA729542  Cycladenia humilis R. G. Swinney 1998-9-7 6941 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
  IRVC28989  Cynara scolymus A. C. Sanders 2003-6-18 26929 Los Angeles near mouth of "Off-haul Canyon" ca. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
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Dec 5 2007
  RSA682302  Cynodon dactylon R. E. Riefner 2003-9-13 3 -343 Los Angeles City of Long Beach, vicinity of Veterans Stadium, Lew Davis St. near intersection with Clark Ave. 21 Comment
  SBBG31024  Cynodon dactylon R. F. Thorne 1965-5-10 34511 Los Angeles near upper end of Gallagher Cyn 426 Comment
  UCD60024  Cynodon dactylon Gordon Pilone 1960-5-19 46 Los Angeles Wash area of Pomona College in Claremont. 365 Comment
  SEINET10468126  Cynodon dactylon David B. Dunn 1947-7-20 Dunn 2992 Los Angeles Collected at 316 n avenue 50. Comment
  SD252220  Cyperus Steven A. Junak 1999-7-17 Sca 1068 Los Angeles Santa Catalina Island. At W end of Rig fiField, plant stop. 213 Comment
  CATA1801  Cyperus eragrostis Benjamin E. Carter 2012-8-23 6985 Los Angeles Santa Catalina Island: Middle Ranch Canyon, at Pump Station 2 309 Comment
  SEINET7581651 Image available Cyperus eragrostis Steve Boyd, Orlando Mistretta 1996-5-23 8827 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake. 469 Comment
  CAS-BOT-BC114415  Cyperus erythrorhizos Joseph Cook (Rev.) Nevin 1904-10-1 s.n. Los Angeles Oak Knoll, Pasadena. Comment
  RSA782806  Cyperus odoratus A. C. Sanders, Dan S. Cooper 2010-8-5 38539 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  RSA562581  Cystopteris fragilis Steve Boyd, Walter Appleby 1993-4-22 7989 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
  IRVC28767  Dactyloctenium aegyptium A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25552 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  RSA250504  Datisca glomerata R. F. Thorne 1967-10-10 37378 Los Angeles Angeles National Forest: Cortelyou Springs. 2073 Comment
  RSA517160  Datisca glomerata T. S. Ross, Orlando Mistretta 1990-10-9 3526 Los Angeles San Gabriel Mountains: Mill Creek Drainage, Tujunga Ranger District, Angeles National Forest 1414 Comment
  RSA229104  Datisca glomerata R. F. Thorne, C. W. Tilforth 1971-6-29 40713 Los Angeles San Gabriel Mountains region: Aliso Creek at Tie Canyon where crossed by Angeles Forest Rd. 1372 Comment
  RSA228868  Datura wrightii Robert F. Thorne 1971-6-26 40638 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA594662  Datura wrightii Louis C. Wheeler 1967-7-30 10244 Los Angeles San Gabriel Mountains. Big Tujunga wash. 427 Comment
  RSA602956  Daucus pusillus Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2417 Los Angeles Santa Catalina Island. Upper end of Renton Mine Rd. 244 Comment
  UC620085  Daucus pusillus F. R. Fosberg 1931-4-12 S 4573 Los Angeles near Newfish Point Santa Catalina Island 3 Comment
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Feb 20 2012
  SBBG32079  Deinandra clementina R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -236 Los Angeles S side of Little Harbor Comment
  SBBG119986  Deinandra fasciculata M. A. Elvin 2003-6-12 2944 Los Angeles Newhall Ranch, S of Magic Mtn Amusement Park, W of the The Old Rd; Santa Clarita Valley 366 Comment
  CHSC95457  Delairea odorata LeRoy Gross 2001-12-9 459 Los Angeles Transverse Ranges: San Gabriel Mountains: Big Santa Anita Canyon; ca. 1/4 mile down from the tributary of Winter Creek, east of Chantry Flat. 518 Comment
  HSC24425  Delphinium cardinale C. S. Apperson 1967-6-28 Los Angeles 4 mi. up Sierra Pelona Rd. off Bouquet Canyon Rd. Comment
  UC56749  Delphinium cardinale Miss E. D. Palmer July 1902 2 Los Angeles Claremont Comment
  UC854074  Delphinium cardinale Ira W. Clokey, B. Templeton June 1929 4580 Los Angeles hill side Santa Monica Mountains, Mandeville Canyon 300 Comment
  UCR276734  Delphinium cardinale R. G. Swinney 2010-8-11 13510 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA394507  Delphinium cardinale F. Denser 1939-6-26 s.n. Los Angeles Benedict Canyon. Comment
  RSA0029743  Delphinium glaucum R. G. Swinney 1999-8-16 7652 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope. 2445 Comment
  UCR238986  Delphinium parishii subsp. parishii Anuja Parikh 2010-5-24 3215 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.4 km west of State Hwy 14, 1.9 km southwest of California Aqueduct 1105 Comment
  JEPS5902  Delphinium parryi Frank Peirson 1918-6-1 48 Los Angeles foothills e Rubio Canyon (n base of mts., back and slightly e of Altadena); San Gabriel Mountains 609 Comment
  UC9217  Delphinium parryi Harley P. Chandler 1897-4-16 Los Angeles Claremont 365 Comment
  UCSB1993  Delphinium parryi Wedberg, H. 1957-6-15 Los Angeles Latigo Canyon Comment
  UCR179451  Delphinium patens R. G. Swinney, Dave Larson 1996-7-17 5118 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA729345  Delphinium patens subsp. hepaticoideum R. G. Swinney 1999-4-9 7079 Los Angeles Dime Canyon, c. 200m south of Cattle Canyon at the falls 671 Comment
  LA45824  Dendromecon harfordii C. B. Wolf; 1932-10-5 4227 Los Angeles Santa Catalina Island, 0.33 mi from Black Jack Mine on road to Middle Ranch 457 Comment
  SBBG77890  Dendromecon harfordii A. Conrad 1936-8-25 Los Angeles Santa Catalina Island Comment
  UC855067  Dendromecon harfordii Ezra C. Knopf 183 Los Angeles Santa Catalina Island Comment
  UC9977  Dendromecon harfordii Blanche Trask May 1890 Los Angeles Avalon Santa Catalina Island Comment
  LA200721  Dendromecon rigida Carl Epling; M. Epling 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SDSU19970  Dendromecon rigida Steve Bullock 1972-4-1 960 Los Angeles Temescal Canyon, Santa Monica Mtns., north ridge firebreak. 126 Comment
  PASA447  Dendromecon rigida Marjorie Magee Los Angeles Foothills Comment
  CAS-BOT-BC192751  Deschampsia danthonioides Dr. H. E. Hasse 1888-5-1 s.n. Los Angeles Near San Gabriel Comment
  UC817049  Deschampsia danthonioides I. Johnston 1917-4-11 Los Angeles Nigger Slough [Laguna Dominguez] Comment
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Dec 15 2010
  UCR223720  Deschampsia danthonioides R. G. Swinney 2009-6-8 11111 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
  UCR231913  Deschampsia danthonioides Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8027 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, c. 150 m W of Hwy and just S of Ave E 701 Comment
  SEINET10933460  Deschampsia danthonioides Hermann E. Hasse Hasse s.n. Los Angeles Comment
  UC857339  Descurainia pinnata I. W. Clokey and B. C. Templeton 1930-4-8 4658 Los Angeles w of Lancaster 400 Comment
  CAS-BOT-BC43347  Descurainia pinnata subsp. glabra Alice Eastwood 1906-6-5 210 Los Angeles Glendale. Comment
  SD31163  Descurainia pinnata subsp. halictorum Edith A. Purer 1931-2-21 154 Los Angeles Palos Verdes Hills Comment
  RSA433540  Dicentra chrysantha N. C. Cooper 1949-6-18 4198 Los Angeles Mt. Baldy Resort. 1220 Comment
  RSA660131  Dicentra chrysantha Orlando Mistretta 1992-6-12 541 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  CAS-BOT-BC402273  Dicentra chrysantha Joseph Andorfer Ewan 1932-7-4 7592 Los Angeles Millards Canyon, San Gabriel Mts. 1188 Comment
  JEPS9556  Dicentra ochroleuca Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Comment
  CATA87  Dichelostemma capitatum Mark L. Hoefs 1973-3-13 66 Los Angeles Santa Catalina Island: Upper Avalon Canyon, east of cactus area, west exposure 121 Comment
  SFV6223  Dichelostemma capitatum R. M. Muran 1974-3-4 30 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  UCR222992  Dichelostemma capitatum R. G. Swinney 2009-5-5 10634 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  POM169474  Dichelostemma capitatum subsp. capitatum C. F. Baker 1904-4-22 s.n. Los Angeles Monrovia Comment
  SD112030  Dichelostemma capitatum subsp. capitatum Linda Allen, Betsy Carpenter 1975-3-20 Los Angeles Santa Catalina Island. In mid-Avalon Canyon, Hour Trail. Comment
  SD84771  Dichelostemma capitatum subsp. capitatum Reid Moran 1941-3-11 699 Los Angeles In cactus and brush, ridge north of Middle Ranch, Santa Catalina Island. 249 Comment
  RSA376842  Dichelostemma capitatum subsp. capitatum Howard Mullins 1931-3-1 s.n. Los Angeles Fern Canyon. Comment
  SEINET4063539  Dichelostemma capitatum subsp. capitatum R. Moran 1941-1 580 Los Angeles Middle Rancy, San Clemente Island. 500 Comment
  SEINET13693637  Diplacus aurantiacus G. B. Grant 1904-5-24 286 Los Angeles Altadena. Comment
  CAS-BOT-BC153185  Diplacus johnstonii Jean L. Pawek 1964-9-15 627 Los Angeles San Gabriel Mountains. Highway 2 1828 Comment
  CAS-BOT-BC150662  Diplacus longiflorus James L. Reveal 1988-5-17 6786 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west of the Bouquet Canyon Road between Palmdale and Saugus; slopes above Spunky Creek 944 Comment
  RSA0028693  Diplacus longiflorus Jerry Turney 1987-5-6 25 Los Angeles Lower Eaton Canyon San Gabriel Mtns. Along side road 50 yards from the bridge. Comment
  CAS-BOT-BC150845  Diplacus puniceus Carl B. Wolf 1941-6-25 10894 Los Angeles Santa Catalina Island. Head of Avalon Canyon, below the Wrigley Mauseoleum 121 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
  CAS-BOT-BC43565  Diplotaxis tenuifolia Geo. B. Grant 1901-1-1 287 Los Angeles From Pasadena. Comment
  UC173982  Diplotaxis tenuifolia Geo. B. Grant 1901-1-1 287 Los Angeles Pasadena Comment
  RSA757232  Dissanthelium californicum Emily Howe, Vyki Englert, David Griffiths, Erin R. Mullen 2010-4-20 1039 Los Angeles San Clemente Island: in SWAT 1, north of the airfield, about 50 meters west of the MOUT, about 50 meters from the surf. 5 Comment
  CAS-BOT-BC195608  Distichlis spicata W. A. Silveus 1938-6-19 3696 Los Angeles Long Beach Comment
  UC572678  Distichlis spicata Nell Murbarger April 1936 123 Los Angeles San Clemente Island Comment
  SD251608  Distichlis spicata M. B. Dunkle 1939-4-7 7331 Los Angeles San Clemente Island, Pyramid Cove, on sand flat by lagoon Comment
  RSA65162  Dodecahema leptoceras F. W. Peirson 1920-4-26 2113 Los Angeles Santa Anita Wash, S base of San Gabriel Mts. 213 Comment
  LA44541  Dodecatheon clevelandii A. M. Johnson; 1932-2-27 Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  POM3570  Dodecatheon clevelandii P. A. Munz 1918-4-5 2031 Los Angeles South Hills, Pomona. Comment
  RSA250671  Dodecatheon clevelandii subsp. clevelandii Robert F. Thorne 1971-4-2 41425 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont. 549 Comment
  SFV12061  Dodecatheon clevelandii subsp. clevelandii D. L. Koutnik 1978-3-27 172 Los Angeles San Gabriel Valley Claremont. Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue. 579 Comment
  RSA461488  Dodecatheon clevelandii subsp. sanctarum John P. Hill 1929-3-10 s.n. Los Angeles Verdugo Woodlands. Comment
  PASA1864  Dryopteris arguta Sally Ellis 1940-4-16 Los Angeles Evy's canyon, Claremont Comment
  POM817  Dryopteris arguta C. F. Baker 1903-8-2 3660 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  RSA0022953  Dryopteris arguta Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5130 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA693693  Dryopteris arguta L. E. Hoffman, R. J. S 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  UCR269927  Dudleya cymosa R. G. Swinney 2010-6-1 13108 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  RSA83366  Dudleya cymosa subsp. pumila F. W. Peirson 1919-5-14 452 Los Angeles Eaton Canyon. 685 Comment
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Dec 9 2015
  UC205021  Dudleya densiflora Williams 1917-1 Los Angeles San Gabriel Canyon Comment
  LA105036  Dudleya lanceolata Peter H. Raven; David S. Verity 1960-5-7 15345 Los Angeles Santa Monica Mountains, Cornell Corners, just W of Cornell Corners 228 Comment
  RSA229715  Dudleya lanceolata R. F. Thorne, C. W. Tilforth 1969-6-26 38201 Los Angeles Big Rock Creek Canyon at Sycamore flat campground, SW slope of Pinyon Ridge 1295 Comment
  UC1015293  Dudleya lanceolata Reid Moran 1951-4-29 3478 Los Angeles 2.5 mi below and s Rincon Guard Station; San Gabriel Canyon Comment
  RSA598228  Dudleya virens James C. Dice 1983-6-7 351 Los Angeles Point Vicente, 0.4 km east of lighthouse, along south edge of Palos Vedes Drive South 67 Comment
  UC917951  Dudleya virens Reid Moran 1941-5-27 874 Los Angeles 1/2 mi e Point Vincente (ocean bluff) Comment
  UCR242111  Dudleya virens subsp. insularis R. E. Riefner Jr. 2012-7-5 12- 299 Los Angeles South Coast, City of San Pedro, between Point Fermin and Cabrillo Beach Park 13 Comment
  RSA727261  Echinochloa crus-galli T. B. Salvato, Sarah Flack 2007-8-8 3033 Los Angeles San Gabriel Mtns: East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2012 Comment
  LA33379  Echinochloa crus-galli Peter H. Raven; Henry J. Thompson 1959-9-27 14542 Los Angeles 291 Comment
  LA82468  Ehrendorferia ochroleuca O. H. Kappler; 1944-5-21 624 Los Angeles Santa Monica Mountains, Sepulveda Canyon 548 Comment
  RSA596396  Elaeagnus angustifolia T. S. Ross 1990-6-18 3496 Los Angeles Big Pines Highway: roadside ca. 900 m ESE from Jackson Lake, just on the W side of upper Mescal Creek drainage 1878 Comment
  RSA717301  Eleocharis palustris Scott D. White, Pam DeVries 2006-5-9 11407 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 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
  UCR259192  Eleocharis parishii Mitch Provance, Callen Huff 2009-4-29 10695 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  SD112841  Elymus cinereus Darley F. Howe 1948-5-3 1799 Los Angeles Three miles north of Lancaster 609 Comment
  CAS-BOT-BC227500  Elymus elymoides A. D. E. Elmer 1902-6-1 4166 Los Angeles Acton, Mt. Gleason Comment
  CAS-BOT-BC207181  Elymus elymoides subsp. elymoides Timothy S. Ross; Steve Boyd 1990-6-18 3506 Los Angeles Ball Falt, 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages - San Gabriel Mountains 1767 Comment
  CAS-BOT-BC207374  Elymus elymoides subsp. elymoides Timothy S. Ross 1991-4-28 4734 Los Angeles Black Butte Basin Road at its intersection with Avenue 'U', NW corner, 0.85 mile and ca 152 deg. SW of Three Sisters buttes, Mojave Desert 960 Comment
  IRVC28575  Elymus glaucus A. C. Sanders, Mark Elvin 2002-6-19 25151 Los Angeles Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns. 305 Comment
  CAS-BOT-BC206767  Elymus glaucus subsp. glaucus Nora Pettibone; Frank W. Hubby 1896-5-28 s.n. Los Angeles Rubio Canyon, near Pasadena, Sierra Madre Comment
  RSA661177  Elymus glaucus subsp. glaucus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 404 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  RSA700485  Elymus glaucus subsp. glaucus LeRoy Gross, Paul Morton 2004-6-9 1355 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.) 1727 Comment
  SEINET258138  Elymus glaucus subsp. glaucus Mary E. Barkworth, L Firestone 1982-8-28 4081 Los Angeles Grassy Hollow Campground (USFS) on N side of CA Hwy 2 W of Wrightwood E of Vincent Gulch Div 0 Comment
  UCR142727  Elymus glaucus subsp. glaucus L. C. Wheeler 1933-7-4 1893 Los Angeles San Gabriel Mtns, San Dimas Canyon 640 Comment
  RSA618672  Elymus trachycaulus subsp. trachycaulus L. C. Wheeler 1966-8-21 8844 Los Angeles San Gabriel Mountains: Northwest slope, Mount Burnham Comment
  UCR210303  Elymus triticoides R. G. Swinney 2008-10-16 9589 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA763744  Elytrigia intermedia subsp. intermedia Orlando Mistretta, Christine Mistretta 2008-5-20 3162 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, structure 97and 98 per TRTP Survey 2008), Rincon Red Box Rd, NE ridge of Monrovia Pk., Separating W Fork San Gabriel River and Fish Canyon. 1473 Comment
  UC1211102  Emmenanthe penduliflora Huron H. Smith 1912-6-1 5070 Los Angeles Avalon Canyon; Santa Catalina Island 38 Comment
  UCR259278  Emmenanthe penduliflora R. G. Swinney 2010-5-4 12511 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA0104648  Emmenanthe penduliflora var. penduliflora R. G. Swinney 2011-5-6 14609 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 793 Comment
  RSA316348  Emmenanthe penduliflora var. penduliflora Robert F. Thorne 1982-4-20 54971 Los Angeles 2.5 miles S of Llano 1159 Comment
  CAS-BOT-BC131219  Encelia californica Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island 30 Comment
  RSA599178  Encelia californica Scott D. White 1997-3-12 4766 Los Angeles NW of Zuma Beach, Encinal Canyon Rd. between Pacific Coast Hwy and Mulholland Hwy. 305 Comment
  UCR281822  Encelia californica Mitch Provance, Scott Duff 2017-6-29 617- 56 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  UCSB11957  Encelia californica Stern, A. 1961-3-19 Los Angeles 1.2 miles west of Fryman Rd. Fire Rd. X9, Studio City, Hollywood Hills, Santa Monica Mts. Comment
  POM122344  Endolepis covillei Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster. Comment
  UCR123647  Ephedra californica Steven R. Hill, K. Kramer 2001-4-22 33361 Los Angeles San Gabriel Mtns./SW Mojave Desert, Elizabeth Lake Road, 9.7 mi by road SSW of the junction with Johnson Road, vicinity of Bee Canyon 549 Comment
  IRVC24711  Ephedra nevadensis Karlin G. Marsh 1988-4-7 s.n. Los Angeles Palmdale; Anaverde Basin S of Rayburn Rd. between Tierra Subida Dr. and the Antelope Valley Fwy. Mojave Desert 854 Comment
  RSA625161  Ephedra nevadensis L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  UCR193429  Ephedra nevadensis Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  RSA592359  Ephedra viridis L. C. Wheeler 1967-5-12 9427 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA594405  Epilobium brachycarpum Steve Boyd, Lauren Raz 1996-10-14 9082 Los Angeles Liebre Mountains region, 'Cow Spring Pond', a sag pond along the San Andreas Fault at the north base of Liebre Mountain in Oakdale Canyon, just west of confluence of Cow Spring Canyon. 1159 Comment
  LA32218  Epilobium canum subsp. canum Peter H. Raven; Henry J. Thompson 13764 Los Angeles Comment
  RSA72336  Epilobium canum subsp. canum F. W. Peirson 1918-10-26 6479 Los Angeles Big Dalton Canyon, San Gabriel Mtns. 640 Comment
  RSA754090  Epilobium canum subsp. canum Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1804 Los Angeles San Gabriel River Main Stem, Pejos Canyon near USGS marker el. 1974; cliff next to road on south side of bridge. 602 Comment
  RSA529204  Epilobium canum subsp. latifolium Tim S. Ross, Steve D. Boyd 1991-7-24 5604 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1927 Comment
  SBBG13806  Epilobium ciliatum M. A. Piehl 1962-10-3 62531 Los Angeles Middle Ranch Crk, ca. 0.5 mi from its mouth Comment
  UCR174532  Epilobium ciliatum Jennifer H. Jones 2006-5-17 306 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., Just in front of Claremont Wilderness Park. N end of Mills Avenue 497 Comment
  UCR258891  Epilobium ciliatum R. G. Swinney 2010-8-16 13524 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA639710  Epilobium ciliatum subsp. ciliatum Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  UCR180570  Epilobium densiflorum Scott D. White, Andrea Warniment 2006-7-7 11619 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
  RSA0021018  Epipactis gigantea Duncan S. Bell, Caitlin Elam 2013-7-11 5365 Los Angeles Sheep Mountain Wilderness; eastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1993 Comment
  UC2026396  Epipactis gigantea Louis C. Wheeler 1964-5-9 8472 Los Angeles SAN GABRIEL MOUNTAINS: South side San Gabriel Canyon, about 1/4 mile upstream from mouth. Comment
  JEPS60145  Equisetum arvense Joseph Andorfer Ewan 1932-6-16 7283 Los Angeles below Charlton Flats; San Gabriel Mts., Price Mt. Region 1524 Comment
  CATA326  Equisetum laevigatum Mark L. Hoefs 1973-7-13 358 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon 38 Comment
  SD215305  Equisetum telmateia Louise C Wheeler 1932-3-17 505 Los Angeles Los Angeles River at Los Feliz Blvd. 121 Comment
  LA94033  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1966-3-26 1783 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca 0.5 mi from mouth. 60 Comment
  SBBG128759  Equisetum telmateia subsp. braunii M L. Hoefs, D. R. Hoefs, H. Greene 1992-4-21 1829 Los Angeles lower Middle Cyn, just below juction of rd to Ben Weston Beach 153 Comment
  UCR108367  Eragrostis cilianensis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  CAS-BOT-BC213598  Eragrostis mexicana subsp. mexicana A. J. McClatchie 1893-9-24 s.n. Los Angeles Along street, Pasadena Comment
  RSA216322  Eragrostis pectinacea E. C. Twisselmann 1970-10-17 17546 Los Angeles Antelope Valley: Gorman Highway 5 miles west of Highway 14 1006 Comment
  UC184300  Eremalche exilis A. D. E. Elmer June, 1902 3674 Los Angeles Lancaster Comment
  LA34230  Eremocarpus setiger Peter H. Raven; Henry J. Thompson 1959-9-18 14427 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  SEINET12141704  Eremocarpus setiger Unknown 1902-1 2966 Los Angeles near Inglewood Comment
  RSA0041932  Eremogone macradenia var. arcuifolia Scott D. White, Pam De Vries 1998-6-23 6771 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  RSA0107952  Eriastrum densifolium subsp. austromontanum Valerie L. Soza, LeRoy Gross, Jean Kuo 1999-7-6 608 Los Angeles San Gabriel Mountains: South Fork Campground, South Fork Big Rock Creek. 1402 Comment
  RSA0107977  Eriastrum densifolium subsp. austromontanum L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1494 Comment
  UC574949 Image available Eriastrum pluriflorum Philip A. Munz and T. Craig 1933-5-13 12925 Los Angeles 10 mi s Muroc; ; S of Muroc, Los Angeles Co. Comment
  IRVC28125  Eriastrum sapphirinum A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26284 Los Angeles NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch Western San Gabriel Mtns. 396 Comment
  UCR166708  Eriastrum sapphirinum Scott D. White, Jennifer H. Jones 2005-6-23 11147 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  RSA0110990  Eriastrum sapphirinum subsp. brevibracteatum J. R. Shevock 1971-5-11 1054 Los Angeles Near Soledad Jct; Sierra Hwy 396 Comment
  RSA0122089  Eriastrum sapphirinum subsp. brevibracteatum P. A. Munz, T. Craig 1933-5-13 12953 Los Angeles Five miles south of Lancaster. Comment
  UCR277868  Eriastrum sapphirinum subsp. dasyanthum Sarah J. De Groot, L. L. Worlow 2005-5-26 5013 Los Angeles San Gabriel Mountains bajada, Claremont: vacant lot on northwest corner of Foothill Blvd and Monte Vista Avenue 398 Comment
  RSA679284  Ericameria cuneata Mark A. Elvin, Anne Marie Ruff 1996-8-1 307 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 3.9 mi from gate. Cliff on roadcut. Comment
  CAS-BOT-BC287628  Ericameria linearifolia Ernest C. Twisselmann 1964-6-10 9618 Los Angeles San Emigdio Range and the Mt Pinos Region. Fork at the head of Castaic Valley 1310 Comment
  LA100746  Ericameria linearifolia Henry J. Thompson; 1980-5-23 sn Los Angeles San Gabriel Mountains, Angeles Forest Highway, about 4 mi. S of freeway and 0.5 mi. S of cutoff road to Little Rock 1219 Comment
  LA88583  Ericameria linearifolia O. H. Kappler; 1941-4-14 204 Los Angeles Santa Monica Mountains, Las Virgenes, Las Virgenes Creek, N slope 182 Comment
  OBI44900  Ericameria linearifolia David J. Keil, V. L. Holland, Michael Stiles, and Francis Villiablanca 1987-5-1 20060 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  RSA0060785  Ericameria linearifolia LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6805 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA0070189  Ericameria linearifolia LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6953 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
  UC1118743  Ericameria linearifolia A. Lewis 1933-4-20 188 Los Angeles 1.5 mi s Palmdale; Elizabeth Lake Quad. 853 Comment
  UCR277098  Ericameria nauseosa R. G. Swinney 2010-10-5 13996 Los Angeles San Gabriel Mountains, Placerita Canyon, 100 m east of Running Horse Rd. on south side of Placerita Canyon Rd. 524 Comment
  UCR259237  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-9 13750 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
  RSA758717  Ericameria nauseosa var. bernardina R. G. Swinney 2008-10-8 9532 Los Angeles Table Mountain West, north of Big Pines 2284 Comment
  RSA773858  Ericameria nauseosa var. mohavensis R. G. Swinney 2009-8-25 11467 Los Angeles west summit of Table Mountain, NE of Big Pines. 2284 Comment
  RSA0078387  Ericameria nauseosa var. oreophila R. G. Swinney 2010-10-8 14006 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  SD108948  Ericameria pachylepis James Henrickson 1972-11-2 8093 Los Angeles 4 miles north of Newhall in Mayo Hospital site at mcBean Parkway near Orchard Village Road. 370 Comment
  POM359448  Ericameria parishii var. parishii Albert J. Perkins 1928-09 s.n. Los Angeles Clear Creek Trail, Sierra Madre Mountains Comment
  CAS-BOT-BC293129  Ericameria pinifolia F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Near Los Angeles Comment
  RSA702194  Ericameria pinifolia Scott D. White, Pam De Vries 2004-5-18 10403 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
  SBBG62802  Ericameria pinifolia R. Hoffmann 1927-9-21 Los Angeles Castaic Comment
  RSA755711  Erigeron breweri var. jacinteus R. G. Swinney 2008-7-3 9157 Los Angeles Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2329 Comment
  POM357452  Erigeron divergens Anstruther Davidson 1910-1 2508 Los Angeles Hollywood. Comment
  RSA0091509  Erigeron foliosus var. foliosus R. G. Swinney 2011-10-10 15745 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  CAS-BOT-BC189069  Eriodictyon crassifolium Reid Moran 1941-5-17 863 Los Angeles Pico Canyon, N of San Fernando Comment
  LA205571  Eriodictyon crassifolium Barbara Crumly; 1953-5-31 sn Los Angeles Elizabeth Lake Canyon Rd, 2 mi. E of Castaic Comment
  RSA454987  Eriodictyon crassifolium L. E. Hoffman 1930-5-8 s.n. Los Angeles River wash, Sunland Comment
  UCR277045  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-25 12928 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA6006  Eriodictyon traskiae Carl B. Wolf 1932-10-5 4235 Los Angeles Santa Catalina Island, 1 mile from Middle Ranch on road to Black Jack Peak. 274 Comment
  CATA3111  Eriodictyon traskiae subsp. traskiae Amy Catalano 2016-5-20 114 Los Angeles Santa Catalina Island: Northwest end of bank below Lower Cape Canyon Reservoir 201 Comment
  CAS-BOT-BC222683  Eriodictyon trichocalyx Tim Ross; Steve Boyd 1991-4-25 4579 Los Angeles San Gabriel Mtns: Steep slope dropping S from Doe Flat toward Graveyard Canyon (which drains to the lower E Fk of the San Gabriel River) 829 Comment
  RSA654191  Eriodictyon trichocalyx Marilyn Porter 1991-5-5 6 Los Angeles Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles. 670 Comment
  RSA779992  Eriodictyon trichocalyx R. G. Swinney 2009-6-24 11229 Los Angeles summit of Granite Mountain 1988 Comment
  SBBG17473  Eriodictyon trichocalyx K. A. Wilson 1962-5-12 1279 Los Angeles cyn with public cmpgrds leading to Devils Punch Bowl trail Comment
  UCR139924  Eriodictyon trichocalyx Scott D. White 1997-5-15 5147 Los Angeles Mojave Desert, Big Tujunga Wash. Sunland-Tujunga area; alluvial fan below San Gabriel Mtns. SW of I-210 Fwy, east of Hansen Dam, and N of Wentworth Street 351 Comment
  CAS-BOT-BC219332  Eriodictyon trichocalyx var. trichocalyx Tim Ross; Steve Boyd 1990-5-29 2707 Los Angeles San Gabriel Mtns: Big Rock Creek 1235 Comment
  RSA0080359  Eriogonum baileyi R. G. Swinney 2011-6-29 15362 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  JEPS57070  Eriogonum brachyanthum Frank W. Peirson 1921-7-2 1744 Los Angeles Pallett Creek San Gabriel Mountains, Pallett Creek 1097 Comment
  UCSC011218  Eriogonum brachyanthum Adam Searcy 2015-7-10 78 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  CAS-BOT-BC241982  Eriogonum cinereum J. C. Nevin 1881-1-1 s.n. Los Angeles Santa Monica Comment
  HSC79864  Eriogonum cinereum James Henrickson 1973-6-23 10942 Los Angeles Along Rambala Pacific Rd., 0.25 mi. N of Pacific Coast Hwy. at Malibu, lower slopes of Santa Monica Mtns. 91 Comment
  LA32289  Eriogonum cinereum Henry J. Thompson; 1958-10-10 1807 Los Angeles 60 Comment
  SD72736  Eriogonum cinereum F. R. Fosberg 1930-11-23 S 4204 Los Angeles Portugese Bend, hillside facing ocean 39 Comment
  UC472168  Eriogonum cinereum J. Ewan 1931-10-24 5293 Los Angeles Escondido Canyon Santa Monica Mts., Escondido Canyon 304 Comment
  JEPS56709  Eriogonum cithariforme Ralph Hoffmann 1930-6-6 Los Angeles Libre station, Ridge Route Comment
  SBBG125874  Eriogonum davidsonii A. Parikh, N. Gale 2010-6-10 1087 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 2.5 km NW of State Hwy 14; E Liebre Mtns 1087 Comment
  CAS-BOT-BC242766  Eriogonum davidsonii Geo. B. Grant 1902-6-12 s.n. Los Angeles Mt. Wilson 1676 Comment
  CAS-BOT-BC242778  Eriogonum davidsonii F. R. Fosberg; J. Ewan 1931-8-10 4934 Los Angeles Crystal Lake, N. Fork San Gabriel, San Gabriel Mts. Comment
  RSA766334  Eriogonum davidsonii Raymond J. Dobbs 1927-6-29 s.n. Los Angeles Strawberry Peak. 2.5 miles N of Switzers. San Gabriel Mts. 1128 Comment
  LA200761  Eriogonum elongatum var. elongatum Norman A. Cole; May 1964 389 .6 Los Angeles 259 Comment
  SD108962  Eriogonum elongatum var. elongatum James Henrickson 1972-11-2 8083 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. 372 Comment
  SEINET5329375  Eriogonum elongatum var. elongatum E. Braunton 1902-11-8 732 Los Angeles Oak Knoll Comment
  CATA322  Eriogonum fasciculatum var. fasciculatum Mark L. Hoefs 1973-7-13 351 Los Angeles Santa Catalina Island: Between airport and Escondido, southeast side of main road 266 Comment
  CAS-BOT-BC253273  Eriogonum fasciculatum var. foliolosum Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  POM187605  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan 1931-10-11 5238 Los Angeles Santa Monica Mountains, Sepulveda Canyon Rd., north of Mullholland. Comment
  UCD100012  Eriogonum fasciculatum var. foliolosum Kenneth A. Wilson 1961-2-8 843 Los Angeles Santa Susana Mtns. On Rt. 99, about 1 mile south of Rt. 6 intersection. Comment
  UCSB1402  Eriogonum fasciculatum var. foliolosum Albright, S. 1957-4-17 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  CAS-BOT-BC250102  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1955-8-10 2332 Los Angeles San Emigdio Range. Upper Castaic Valley 1226 Comment
  CAS-BOT-BC250303  Eriogonum giganteum var. giganteum June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  RSA393239  Eriogonum gracile Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  UCR127668  Eriogonum gracile var. gracile A. C. Sanders 2003-6-18 26936 Los Angeles N end of Santa Susana Mtns., ridge c. 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch 396 Comment
  POM122090  Eriogonum gracile var. gracile H. E. Hasse 1888-08 s.n. Los Angeles Los Angeles Comment
  SBBG10994  Eriogonum grande var. grande R. Moran 1958-9-16 6846 Los Angeles cyn 2 mi SE of Eel Pt 100 Comment
  SBBG17759  Eriogonum grande var. grande P. H. Raven 1962-7-10 17979 Los Angeles cyn below Lemon Tank 243 Comment
  RSA0025355  Eriogonum hirtiflorum Anuja Parikh, Nathan Gale 2010-6-18 3324 Los Angeles TR, SnGb, Upper Big Tujunga Canyon, 1.0 km N of State Highway 2 (SH 2, Angeles Crest Hwy), 0.1 km W of Upper Big Tujunga Canyon Road, under power lines, near access road. 1283 Comment
  RSA766496  Eriogonum hirtiflorum Joseph A. Ewan 1932-6-12 7366 Los Angeles San Gabriel Mountains: 1/4 mi above North Fork Camp, N.F. Tujunga Creek 915 Comment
  RSA592853  Eriogonum ordii Steve Boyd, Orlando Mistretta 1996-5-1 8742 Los Angeles Liebre Mountains, rugged hills east of Bouquet Canyon, northeast of Cruzan Mesa and south of Vasquez Canyon, along Vasquez Canyon Road, ca 1.1 miles east of the junction with Bouquet Canyon Road. 512 Comment
  CLARK-A1528-5205  Eriogonum parvifolium John C. Roos 1943-8-2 Los Angeles Santa Monica Comment
  RSA729485  Eriogonum pusillum R. G. Swinney 1999-6-21 7367 Los Angeles Big John Flat. Flat area with coarse sandy granitic gravel. 1622 Comment
  RSA761705  Eriogonum umbellatum R. G. Swinney 2008-10-10 9570 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA579511B  Eriogonum umbellatum var. canifolium Tim S. Ross, S. D. Boyd 1994-6-23 8053 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  CAS-BOT-BC268173  Eriogonum umbellatum var. minus H. E. McMinn 1926-7-22 1790 Los Angeles Bear Flat trail to Mt. San Antonio Comment
  RSA729879  Eriogonum umbellatum var. minus R. G. Swinney 1998-9-7 6926 Los Angeles Pine Mountain Ridge, c. 1/4 mi. west of summit of Pine Mountain. 2817 Comment
  RSA748796  Eriogonum umbellatum var. minus R. G. Swinney 2001-8-9 8017 Los Angeles Mount Williamson, third peak from east on the ridge. 2513 Comment
  UC1375407  Eriogonum umbellatum var. munzii Robert F. Thorne 1969-7-2 38343 b Los Angeles above Vincent Gap (on Angeles Crest Hwy.); San Gabriel Mts., Angeles National Forest 2011 Comment
  RSA611256  Eriogonum wrightii subsp. subscaposum Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1738 Comment
  UCR209263  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-8 9539 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  RSA5835  Eriogonum wrightii var. subscaposum Carl B. Wolf 1932-10-21 4364 Los Angeles 8 miles below Big Pines Park on road to Big Rock Creek; desert slope of San Gabriel Mountains 1372 Comment
  UC1375285  Eriogonum wrightii var. subscaposum Robert F. Thorne 1971-8-25 41291 Los Angeles Windy Gap on trail from Little Jimmy Springs; San Gabriel Mts., Angeles National Forest, Windy Gap 2676 Comment
  UCR194630  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-8-13 6739 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  POM155753  Eriophyllum confertiflorum M. B. Dunkle 1928-4-22 1891 Los Angeles Low shrubby hillside Buttonshell, Santa Catalina Island. 12 Comment
  POM288457  Eriophyllum confertiflorum Arthur L. Cohen 1934-8-2 1942 Los Angeles Botton of Hills, 3 miles from mouth of canyon. Topango [Topanga] Canyon. Malibu; Topango [Topanga] Creek Watershed. 30 Comment
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Apr 10 2014
  POM357945  Eriophyllum confertiflorum B. C. Templeton 1929-12-10 1443 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  SD234811  Eriophyllum confertiflorum A. C. Sanders 2003-5-1 26247 Los Angeles Western San Gabraiel Mountains: SE side of Castaic Mesa, east of Lake Hughes Road and the filtration plant, Newhall Ranch (Newhall 7.5'Q) 395 Comment
  UCR129424  Eriophyllum confertiflorum A. C. Sanders, Mark Elvin 2002-6-20 25212 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  LA203580  Eriophyllum confertiflorum var. confertiflorum Elizabeth Levine; 1949-5-8 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  LA94437  Eriophyllum confertiflorum var. confertiflorum Carl Epling; 1927-5-7 10 Los Angeles SANTA MONICA MOUNTAINS, Universal City. 213 Comment
  SBBG79812  Eriophyllum confertiflorum var. confertiflorum F. R. Fosberg 1931-3-26 4397 Los Angeles sea bluffs W of Hamilton Cyn 40 Comment
  RSA92657  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1921-7-19 2711 Los Angeles San Gabriel Mountains. 1981 Comment
  CAS-BOT-BC308349  Eriophyllum nevinii Larry DeBuhr; Gary Wallace 1972-9-3 705 Los Angeles Near base of canyon at south end of cove south of Eel Point, San Clemente Island 91 Comment
  UCR65219  Eriophyllum nevinii F. R. Fosberg 1931-7-16 S 5609 Los Angeles Channel Islands, Santa Catalina Island, Avalon 5 Comment
  POM358102  Eriophyllum pringlei B. C. Templeton 1930-4-8 1034 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  CAS-BOT-BC296959  Eriophyllum wallacei Ira L. Wiggins 1966-4-17 20612 Los Angeles Hillside across valley to east of Alpine Butte Wildflower Sanctuary, north of Pearblossom. Mohave Desert Comment
  SBBG96631  Erodium botrys S. Boyd with T. Ross, L. Arnseth 1990-4-6 4138 Los Angeles Stone House Field Stn on E side of island, headland between Stone and Burns Cyns 457 Comment
  CATA1127  Erodium cicutarium Mark L. Hoefs 1995-5-23 2094 Los Angeles Santa Catalina Island: Middle Canyon, near Eagles Nest Lodge 124 Comment
  RSA0053879  Erodium cicutarium R. G. Swinney 2010-5-11 12630 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
  HSC8500  Erodium cicutarium T. L. Ackerman 1964-3-29 21 Los Angeles 1 mi. S of Kern Co. line on Hwy. 99 Comment
  RSA630754  Erodium cicutarium Louis C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 671 Comment
  RSA614645  Erodium moschatum B. Pitzer 1996-4-28 2734 Los Angeles City of Long Beach, Cherry Beach, at W terminus of Junipero Ave., just across street from Bixby Park. Comment
  RSA530296  Erysimum capitatum var. capitatum Geo L. Moxley 1917-3-11 529 Los Angeles Pacoima Canyon, near San Fernando Comment
  CAS-BOT-BC55210  Erysimum suffrutescens Edith Abigail Purer 1935-5-12 6598 Los Angeles El Segundo. Comment
  SEINET8257602  Erythranthe floribunda LeRoy Abrams 1902-7-1 2611 Los Angeles Little Santa Anita canyon. Comment
  UCR272542  Eschscholzia caespitosa R. G. Swinney 2011-5-6 14578 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  LA32232  Eschscholzia californica Peter H. Raven; Henry J. Thompson 1959-6-4 14317 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  UC146751  Eschscholzia californica Katharine Brandegee May 1889 Los Angeles Pasadena Comment
  CAS-BOT-BC403162  Eschscholzia californica Reid Moran 1941-2-25 612 Los Angeles North of Wilson Harbor, Santa Catalina Island Comment
  RSA0008255  Eschscholzia californica Sara L. Crockett 1997-4-2 644 Los Angeles Santa Catalina Island. Middle Canyon, 2.5 miles NE of jct. with Skull Canyon Road; E side of road. 299 Comment
  RSA12414  Eschscholzia californica var. crocea Carl B. Wolf 1934-4-11 5627 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  UCR280693  Eschscholzia minutiflora R. G. Swinney 2014-4-10 16040 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  SD85148  Eschscholzia ramosa E. R. Blakley 1963-12-8 6409 Los Angeles San Clemente Island, between Northwest Harbor and Whale Point. 7 Comment
  UCR177524  Eucalyptus globulus LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 408 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  LA201975  Eucalyptus macrandra Arthur C. Gibson; 2004-3-10 5017 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, near Camp Josepho. 198 Comment
  SBBG64819  Eucrypta chrysanthemifolia F. R. Fosberg 1932-5-7 8148 Los Angeles Grand Cyn, foot of upper falls 135 Comment
  UCR259678  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-13 12202 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UCSB46585  Eucrypta chrysanthemifolia Welton, Patti 1983-3-28 Los Angeles On southwest side of Mulholland Hwy, 2.2 miles north of its junction with Malibu Canyon Road, Santa Monica Mtns. 487 Comment
  RSA151311  Eucrypta chrysanthemifolia Peter H. Raven 1962-5-10 17719 Los Angeles Near head of canyon north of Thirst (south side), San Clemente Island. 427 Comment
  RSA182326  Eucrypta chrysanthemifolia var. chrysanthemifolia J. D. Olmsted 1962-4-30 3406 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  RSA670170  Eucrypta chrysanthemifolia var. chrysanthemifolia Joseph M. Keefe 2001-3-19 31161 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  UC56878  Eucrypta chrysanthemifolia var. chrysanthemifolia W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  UCR182229  Euphorbia maculata R. G. Swinney 1997-12-31 5886 Los Angeles South Coast, Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway, about 300 m east of Irwindale Avenue 152 Comment
  RSA658887  Euphorbia peplus Douglas A. Springer 1981-2-26 29 Los Angeles Cal Poly Pomona University campus at junction of Olive Lane and University Drive, In Rose Garden. Comment
  UCR273914  Euphorbia serpillifolia Steven A. Junak 2000-10-12 SCa- 1414 Los Angeles California Islands, Santa Catalina Island. Middle Canyon, along north side of Thompson Reservoir, northwest side of reservoir 204 Comment
  RSA650320  Eurotia lanata Marion P. Harthill 1972-7-6 s.n. Los Angeles Mojave Desert - Highway N4 Comment
  SEINET273048  Euryops pectinatus Scott D. White 1997-12-31 Los Angeles Malibu Coast; Mouth of Trancas Cyn N of Pacific Coast Hwy. USGS Point Dume quad. T/R/S not mapped 8 Comment
  RSA601144  Euthamia occidentalis L. C. Wheeler 1966-10-22 9039 Los Angeles San Gabriel Mountains. Aliso Canyon near confluence with Gleason Canyon. 944 Comment
  UCR107784  Festuca californica L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns., Ridge between San Antonio Canyon and mouth of Cascade Canyon 1067 Comment
  UCR265953  Festuca microstachys Orlando Mistretta, Christine Mistretta 2005-4-21 2058 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  SBBG20185  Festuca microstachys var. pauciflora M. A. Piehl 1963-5-18 63305 Los Angeles above Camp 3 along hwy, Bouquet Cyn, NE of Saugus Comment
  RSA0104991  Festuca myuros R. G. Swinney 2011-3-18 14147 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  LA13072  Festuca myuros A. M. Johnson; 1932-4-8 3933 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA0082593  Festuca perennis R. G. Swinney 2010-6-4 13003 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  LA14252  Festuca perennis Monte Lloyd; 1950-7-11 500711p 1147 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  LA33413  Festuca perennis Peter H. Raven; Henry J. Thompson 1959-10-14 14627 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  IRVC28372  Filago californica A. C. Sanders, Tricia Wotipka 2003-4-28 26100 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  RSA587460  Filago californica Orlando Mistretta 1995-4-11 1615 Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  RSA592886  Filago californica L. C. Wheeler 1967-4-30 9246 Los Angeles San Gabriel Mountains. Limekiln Canyon. 549 Comment
  RSA654863  Filago californica A. C. Sanders, D. Malueg 1998-6-24 22068 Los Angeles San Gabriel Mnts.: E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Canyon Road, ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  SBBG58520  Forestiera pubescens R. Hoffmann 1931-6-23 Los Angeles W of Lancaster Comment
  CAS-BOT-BC53325  Frangula californica subsp. cuspidata Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Valley Comment
  CAS-BOT-BC223754  Frankenia salina J. Ewan 1931-7-31 4769 Los Angeles Telegraph Road near Santa Fe R.R. Crossing Comment
  RSA230218  Frasera neglecta Robert F. Thorne 1969-7-2 38256 Los Angeles Angeles National Forest: Upper Chilao Campground 1616 Comment
  RSA795685  Fraxinus W. R. Ferren, Hamilton 1993-9-1 EPA- 294 Los Angeles Santa Monica Mountains. Tapia County Park. In campground at confluence of Malibu Creek and an intermittent creek. Comment
  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
  OBI80787  Fraxinus velutina Luis Aguilar 2015-8-26 Los Angeles Peter Strauss Ranch, along Mulholland Hwy at northeast corner of the park. 230 Comment
  UC1122061  Fremontodendron californicum subsp. californicum A. D. Gifford 1935-4-2 546 Los Angeles 5 1/2 mi ne of Redrock Mountain (Angeles National Forest, Sawmill Mountain, Quadrangle Tejon); Angeles National Forest, Sawmill Mountain 1493 Comment
  RSA367748  Fritillaria pinetorum M. Vincent 1962-5-7 238 Los Angeles Big Pine Camping Area, Camp Manzanita Comment
  POM3368  Funastrum cynanchoides var. hartwegii C. F. Baker 1903-8-5 3676 Los Angeles Claremont. Comment
  UCR194625  Galium R. G. Swinney 1998-8-31 6868 Los Angeles San Gabriel Mtns., San Antonio Ridge, 0.9 mi. west of Mt. Baldy, east of saddle 2500 Comment
  CAS-BOT-BC223024  Galium angustifolium A. C. Sanders; Karen Kirtland 2010-5-14 38355 Los Angeles South Coast: Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  RSA578102  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1994-5-31 7700 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit 854 Comment
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May 16 2017
  UC1408950  Galium angustifolium subsp. angustifolium Donald R. Bissing 1973-6-2 103 Los Angeles sw canyon slope 0.3 mi from mouth of canyon; San Gabriel Mountains, Evey Canyon 719 Comment
  POM367682  Galium angustifolium subsp. angustifolium M. B. Dunkle 1933-4-19 3310 Los Angeles Palos Verdes Hills. Comment
  POM8698  Galium angustifolium subsp. angustifolium Philip A. Munz, R. D. Harwood 1920-3-13 3302 Los Angeles San Jose Hills 1 mi. s. of San Dimas. 305 Comment
  RSA584136  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2981 a Los Angeles San Gabriel Mountains, Upper Tujunga Canyon: ridge descending NE from Barley Flats Road toward Big Tujunga Creek (ca. 0.9-1.4 air-miles E of Barley Flats) 1280 Comment
  UCR173851  Galium angustifolium subsp. gabrielense Michael Honer 2004-6-22 2026 Los Angeles San Gabriel Mtns, San Antonio Canyon: along Mount Baldy Rd. between Spruce Canyon and 'Hog Back 1159 Comment
  CATA991  Galium aparine Mark L. Hoefs 1994-5-21 1865 Los Angeles Santa Catalina Island: Near Renton Mine Road 195 Comment
  JEPS24104  Galium aparine Henry J. Thompson 1959-4-19 1956 Los Angeles Mulholland Hwy 1 mi w Las Virgenes Rd.; Santa Monica Mountains, Malibu Creek drainage 274 Comment
  SD91997  Galium catalinense Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22683 Los Angeles San Clemente Island; on cliffs, west fork of Red Rock Canyon 280 Comment
  POM11689  Galium catalinense subsp. catalinense F. M. Reed 1909-7-2 2801 Los Angeles Pebbly Beach Road, Santa Catalina Island Comment
  RSA678814  Galium grande Valerie L. Soza, Samantha Tessel 2001-6-18 1291 -a Los Angeles Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. 823 Comment
  SBBG119351  Galium grande V. Soza with M. Acosta 2001-6-20 1298 Los Angeles N of Mt Bliss, along Van Tassel Truck Trail (FS Rd 1N36), ca. 0.15 mi N of jct with Van Tassel Ridge Rd (FS Rd 1N36A); T1N R10W S8, SW/4, NE/4 Comment
  UC2029966  Galium grande V. Soza, Samantha Tessel 2001-6-18 1292 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.8 miles from trailhead out of Chantry Flat area. Comment
  UC1587612  Galium jepsonii Tim Ross 1991-8-14 5769 Los Angeles slopes nw summit; Chilao Flat USGS 7.5' quad., San Gabriel Mountains, Rountop 1828 Comment
  RSA532637  Galium johnstonii Tim S. Ross 1991-8-14 5755 Los Angeles Roundtop [Mtn], San Gabriel Mountains. 1902 Comment
  RSA602750  Galium johnstonii Louis C. Wheeler 1967-8-1 10217 Los Angeles San Gabriel Mountains: 1/2 mile N of Roundtop. 1890 Comment
  CATA1947  Galium nuttallii subsp. insulare Reid Moran 1941-3-11 700 Los Angeles Santa Catalina Island: Ridge N of Middle Ranch 228 Comment
  JEPS24236  Galium porrigens var. porrigens Peter H. Raven 1959-4-4 13951 Los Angeles just e Zuma Beach; Santa Monica Mountains, Point Dume 15 Comment
  RSA534052  Galvezia speciosa Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5272 Los Angeles San Clemente Island, westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']) Upper portion of drainage. 305 Comment
  RSA650904  Gambelia speciosa Reid V. Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22684 Los Angeles San Clemente Island: west fork of Red Rock Canyon. 280 Comment
  UC1929998  Gambelia speciosa Mark Elvin, Orlando Mistretta 1996-3-24 130 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  RSA782114  Gamochaeta pensylvanica A. C. Sanders, Dan S. Cooper 2010-4-30 38154 Los Angeles Madrona Marsh, Torrance 24 Comment
  RSA517154  Garrya flavescens Tim S. Ross 1990-10-9 3251 Los Angeles San Gabriel Mtns: Mill Creek Drainage, Tujunga Ranger Distric, Angeles National Forest. 1460 Comment
  RSA305065  Garrya veatchii Kei Nakai 1975-11-27 TCSP- 155 -75 Los Angeles Topanga Canyon. Along Fire Road 30 within Topanga Canyon State Park Boundary. 488 Comment
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Apr 10 2014
  RSA642512  Gaura coccinea D. E. Bramlet 1999-5-21 2785 Los Angeles Puente Hills. 549m northwest of the 57/60 freeway and 366m north of Grand Avenue. 488m southwest of Beaverhead Drive in Diamond Bar. 226 Comment
  RSA311284  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, M. Z. Thorne 1969-7-10 38392 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  RSA776514  Gayophytum diffusum subsp. parviflorum Jane Tirrell 2011-8-19 LS- 40 Los Angeles Approximately 0.25 mile above south side of Highway 2 near mile marker 67.86. 2435 Comment
  POM355352  Gayophytum oligospermum Fordyce Grinnell Jr. 1910-6-4 s.n. Los Angeles San Gabriel Mountains Comment
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Feb 3 2011
  UCR50066  Gayophytum oligospermum David Charlton 1986-6-15 s.n. Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  CATA3493  Genista linifolia Benjamin J. Dion, Nathalie Cartan, Michael Thomas 2017-9-28 045 Los Angeles Santa Catalina Island: Interior; on edge of drainage in between Lower Cottonwood Road and Banning Meadow Road in Lower Cottonwood Canyon watershed 129 Comment
  SBBG113090  Genista monspessulana S. A. Junak 1997-3-27 SCa 350 Los Angeles Avalon Cyn, along lower part of Hermit Gulch Trail 121 Comment
  UCD119672  Genista monspessulana Annabelle Kleist 2009-4-11 LC- 35 Los Angeles Los Angeles, Foothill Blvd. Comment
  SD197791  Geranium dissectum A. C. Sanders, T. B. Salvato 2009-5-21 36902 Los Angeles San Gabriel Valley: Whittier Narrows, between San Gabriel River and Rio Hondo, west side of highway 19 (Rosemead Boulevard) along road to shooting area, south of Highway 60 along SCE powerlines 64 Comment
  RSA0105052  Gilia Mitch Provance, Callen Huff 2009-4-28 10763 Los Angeles Tehachapi Mountains: Tejon Ranch, 1.2 mi N of Gorman, Bear Canyon, along Crane Canyon rd., about 1 mi S of Castaic Lake. 1220 Comment
  SEINET12278821  Gilia C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  SBBG126934  Gilia achilleifolia subsp. achilleifolia A. Parikh, N. Gale 2011-6-4 3414 Los Angeles 5.5 km W of St Hwy 14, 2 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1120 Comment
  SEINET7072892  Gilia aliquanta A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Pearblossom on the San Andreas Rift Zone. Coordinate datum: WGS84/NAD83. (34? deg. 26' 0" North Latitude, -117? deg. 49' 38" West Longitude; UTM Zone 11, 423996mE, 3810325mN, Coordinate datum: NAD27.). Comment
  RSA470079  Gilia angelensis L. C. Wheeler 1934-3-11 2434 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  RSA656203  Gilia angelensis Joseph M. Keefe 1978-4-20 22720 Los Angeles South east corner of Golden State Freeway (Interstste Hwy. 5), and Ventura Freeway (Calif. Hwy. 134),400 meters west of Los Angeles River. 140 Comment
  SBBG38695  Gilia angelensis R. Moran 1941-3-11 697 Los Angeles N of Middle Ranch 300 Comment
  SD114205  Gilia angelensis Darley F. Howe 1953-5-2 2275 Los Angeles Wain Canyon, Santa Catalina Island. Comment
  UCR62534  Gilia angelensis R. G. Swinney 1990-3-23 1538 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  RSA529310  Gilia angelensis T. S. Ross 1991-4-8 4454 Los Angeles Elephant Hill: western Pomona 229 Comment
  RSA555412  Gilia angelensis Patricia Wilder 1963-1 2004 Los Angeles Distillery. Comment
  RSA678234  Gilia australis Valerie L. Soza, S. D. Boyd 2002-4-10 1400 Los Angeles Del Sur Ridge, Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  RSA670430  Gilia capitata I. W. Clokey, B. C. Templeton 1929-03 4476 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  LA52325  Gilia capitata subsp. abrotanifolia Mary Reynolds; 1937-5-2 155 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  RSA470243  Gilia capitata subsp. abrotanifolia Howard Mullins 1931-3-15 s.n. Los Angeles Santa Susana. [pass?] Comment
  SFV22137  Gilia capitata subsp. abrotanifolia V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 758 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Open, west-northwest-facing slope below trail along ridgetop. 488 Comment
  SEINET883640 Image available Gilia collina var. grantii G. B. Grant 1902-1 503 Los Angeles Mount Wilson. Comment
  RSA776387  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-6-14 5318 Los Angeles upper Big Tujunga canyon, 1.93 road miles E of junction with Angeles Forest Hwy. 1040 Comment
  SBBG64441  Gilia inconspicua var. sinuata R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  LA90181  Gilia latiflora D. Birindelli; 1969-4-27 sn Los Angeles Antelope Valley, Antelope Valley, 140th and J Streets Comment
  RSA632838  Gilia latiflora subsp. latiflora R. F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39547 Los Angeles Ca. 3 mi S of Pearblossom near junction of Valyermo & Pearblossom roads 1158 Comment
  RSA729711  Gilia leptantha subsp. transversa R. G. Swinney 1999-6-18 7308 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  RSA67279  Gilia minor Verne Grant, Alva Grant 1952-4-21 9092 Los Angeles Ca. 10 mi. s. of Gorman on Tejon Pass Rd. 1067 Comment
  UCR194029  Gilia modocensis R. G. Swinney 1999-5-22 7208 Los Angeles San Gabriel Mtns./Mojave Desert, Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
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May 3 2012
  RSA150674  Gilia nevinii P. H. Raven 1962-4-10 17192 Los Angeles San Clemente Island: among rocks on sides of a steep gully, on east side of island below a point about 2 miles north of Thirst. 473 Comment
  UC1215194  Gilia nevinii Peter H. Raven 1962-4-10 17192 Los Angeles rocky slopes s Wilson Cove (San Clemente Island); , s of Wilson Cove 91 Comment
  UC1587212  Gilia nevinii Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5324 Los Angeles terrace flats between Box and Horse Canyons (w side San Clemente Island); , btw Box and Horse Canyons 484 Comment
  UCSB33302  Gilia ochroleuca Griesel, Wesley 1962-6-6 Los Angeles State Hwy. 2, E. of Newcombs Ranch; San Gabriel Mts. 1828 Comment
  RSA0017117  Gilia ochroleuca subsp. bizonata Scott D. White, Kent Hughes 2000-5-17 7885 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA0016257  Gilia ochroleuca subsp. bizonata E. C. Twisselmann 1959-6-2 5324 Los Angeles Summit of Liebre Mountain 1677 Comment
  RSA0017120  Gilia ochroleuca subsp. bizonata Frances Runyan 1973-4-14 s.n. Los Angeles About 10-15 miles southwest of Gorman along a mostly dirt road toward Piru Creek. 1067 Comment
  RSA0016176  Gilia ochroleuca subsp. ochroleuca R. F. Thorne, C. W. Tilforth 1973-4-20 43015 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  CAS-BOT-BC123843  Gilia traskiae Blanche Trask 1897-5-1 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  JEPS30644  Glebionis coronaria Henry J. Thompson and Peter H. Raven 1959-6-4 14325 Los Angeles Point Dume Santa Monica Mountains, Point Dume 45 Comment
  SEINET10630411  Glycyrrhiza glabra Heidi H. Schmidt 1999-10-14 Schmidt 3856 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UC1584254  Glycyrrhiza lepidota Tim Ross and Steve Boyd 1990-6-6 2891 Los Angeles Piru Pond Los Padres National Forest, Liebre Mtn. 7.5' quadrangle (marshy areas at n edge) 644 Comment
  POM358787  Gnaphalium californicum N. C. Cooper 1949-6-24 4240 Los Angeles Los Padres National Forest. 457 Comment
  RSA547830  Gnaphalium californicum Timothy S. Ross, Peter Fritsch 1990-6-20 3639 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  IRVC29643  Gnaphalium luteo-album A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26215 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  RSA760712  Gnaphalium luteoalbum R. G. Swinney 2008-12-2 9923 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  RSA777367  Gnaphalium palustre Orlando Mistretta, Christine Mistretta 2010-5-19 5133 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR138514  Gnaphalium stramineum L. C. Wheeler 1970-5-31 s.n. Los Angeles Los Angeles, NW corner of W Pico Blvd. and S Figueroa St. 72 Comment
  RSA681342  Gnaphalium stramineum LeRoy Gross, Valerie Soza 2003-5-15 898 -b Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place., Just east of where we started. 396 Comment
  RSA611831  Goodmania luteola Steve Boyd, J. Mark Porter, Zel Lederman 1998-4-27 10150 Los Angeles Mojave Desert: Antelope Valley region, north of Lake Los Angeles (aka Lovejoy Lake) in valley between Lovejoy and Saddleback buttes, along 170th Street, just east of Challenger Middle School. 793 Comment
  RSA69948  Grayia spinosa F. W. Peirson 1917-5-13 1832 Los Angeles Roadside near village of Little Rock, north side of San Gabriel Mountains. Comment
  SEINET238661  Grindelia camporum A. C. Sanders, D. Malueg; K. D. Jones 1999-11-19 23268 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field Oat Mountain -- Mormon Limekiln & Aliso Canyon watersheds. 700 Comment
  CAS-BOT-BC305253  Grindelia hirsutula Samuel B. Parish 1887-6-1 1935 Los Angeles Gladstone Comment
  UC1610055  Grindelia hirsutula Meredith A. Lane 1986-9-6 3092 Los Angeles directly seaward from Pepperdine University; Malibu Comment
  CLARK-A1528-1860  Grindelia robusta John C. Roos 1937-6-29 2484 Los Angeles Malibu Beach Comment
  CHSC100219  Gutierrezia sarothrae John Dittes; Josephine Guardino 2006-11-25 1434 Los Angeles Western Transverse Range; San Gabriel Mtns.; Little Tujunga Cyn; ca. 1.6 air-miles northeast of Pacoima Reservoir Dam, ca. 3.8 air-miles southwest of Magic Mountain Communication Facility, ca. 0.8 air-miles southeast of Bear Divide; Upslope (north of Little Tujunga Road. 681 Comment
  SBBG113283  Hainardia cylindrica S. A. Junak with M. L. Hoefs 1997-6-4 SCa 421 Los Angeles NE end of upper Buffalo Corral Reservoir 188 Comment
  SEINET7885645 Image available Haplopappus pinifolius Peter H. Raven 1961-1 16868 Los Angeles Native to the Botanic Garden, Claremont, elevation 850 feet. 259 Comment
  POM11277  Hazardia squarrosa var. grindelioides P. A. Munz 1921-10-10 4693 Los Angeles Palmer's Canyon , no. of Claremont. 488 Comment
  SJSU13644  Hazardia squarrosa var. squarrosa C. W. Sharsmith 1942-9-11 4503 Los Angeles E of Big Tujunga Canyon, San Gabriel Mts 670 Comment
  CAS-BOT-BC306295  Hedypnois cretica Peter H. Raven; Robert F. Thorne 1964-5-7 19034 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  RSA640036  Hedypnois cretica Steven A. Junak 1996-5-16 470 Los Angeles San Clemente Island: S end of island, just W of intersection of San Clemente Ridge road and road to Observation Post # (Building #6090). N side of cement helicopterpad, near plants, disturbed flats. 98 Comment
  POM359737  Helenium bigelovii F. R. Fosberg, J. Ewan 1931-8-12 S 5526 Los Angeles Little Jimmy Spring, Windy Camp, north slope Mt. Islip, San Gabriel Mountains. 2300 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
  POM175364  Helenium bigelovii E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  POM304737  Helenium bigelovii Henry J. Ramsey, Henry J. Ramsey 1937-7-18 143 Los Angeles Soldier Creek, San Gabriel Mts. Drainage area. 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-BC309436  Helenium puberulum Timothy S. Ross; Steve Boyd 1994-7-7 8163 Los Angeles Liebre Mountains. Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982) 1018 Comment
  LA32026  Helenium puberulum Peter H. Raven; 1959-10-25 14713 Los Angeles 91 Comment
  RSA29892  Helianthemum scoparium L. C. Wheeler 1932-6-4 807 Los Angeles Live Oak Canyon 518 Comment
  UCR204237  Helianthemum scoparium Valerie Soza, LeRoy Gross 2001-5-14 1219 Los Angeles Transverse Ranges; San Gabriel Mountains, Santa Anita 1999 Fire area, above Santa Anita Canyon, c. 0.7 mi west of the Santa Anita Dam 762 Comment
  RSA598263  Helianthus gracilentus R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, at Big Dalton Dam. 518 Comment
  RSA522291  Heliotropium amplexicaule Steve Boyd 1990-2-3 3824 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon Comment
  UC1010488  Heliotropium amplexicaule P. A. Munz 1954-9-5 20183 Los Angeles 3 mi. n. Claremont (vacant lots at Padua Hills); Padua Hills 487 Comment
  UCR206484  Hemizonia parryi subsp. australis A. C. Sanders, T. B. Salvato 2009-5-21 36905 Los Angeles San Gabriel Valley, Whittier Narrows, between San Gabriel River and Rio Hondo, west side of Hwy 19 (Rosemead Blvd.) along road to shooting area, S of Hwy 60 along SCE powerlines 66 Comment
  SBBG17812  Heteromeles arbutifolia P. H. Raven 1962-7-10 17985 Los Angeles below Lemon Tank 243 Comment
  SD253539  Heteromeles arbutifolia R. G. Swinney 2011-11-3 15991 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre (Mt Wilson 7.5'Q) 622 Comment
  UCR261769  Heterotheca grandiflora R. G. Swinney 2010-2-27 11737 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA0074414  Heterotheca grandiflora Anstruther Davidson 1999 Los Angeles Santa Monica. Comment
  RSA471606  Heterotheca sessiliflora subsp. echioides F. R. Fosberg 1930-7-3 3101 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  CAS-BOT-BC310841  Heterotheca sessiliflora subsp. fastigiata Lewis S. Rose 1946-7-23 46239 Los Angeles Santa Monica Mts., Mulholland Drive above Hollywood 365 Comment
  RSA0066367  Heuchera abramsii I. M. Johnston 1917-8-22 1690 Los Angeles San Antonio Mountains. North slope of Baldy. 2744 Comment
  SBBG98225  Heuchera elegans G. B. Grant -Jun-1906 570 Los Angeles Mt Lowe Comment
  RSA0066123  Heuchera elegans R. G. Swinney 1995-7-14 4234 Los Angeles San Gabriel Mts., Thunder Mtn. Ridge, W of Thunder Mtn. Peak. 2521 Comment
  RSA0066168  Heuchera elegans Louis C. Wheeler 1948-6-13 6649 Los Angeles San Gabriel Mountains: Coldwater Canyon, off Big Tujunga. 1371 Comment
  CAS-BOT-BC123605  Heuchera rubescens var. abramsii LeRoy Abrams 1901-7-1 1924 Los Angeles Mt. San Antonio Comment
  UCR191311  Hieracium albiflorum R. G. Swinney 1998-7-10 6359 Los Angeles San Gabriel Mtns., Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  RSA600370  Hirschfeldia incana Steve Boyd, Lauren Raz 1997-5-28 9867 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
  POM348806  Hoita macrostachya Harry H. Stone 1934-7-16 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  LA52105  Holodiscus discolor J. A. Ewan; 1929-6-22 1257 Los Angeles 350 Comment
  RSA594578  Holodiscus microphyllus Louis C. Wheeler 1966-10-6 8960 Los Angeles San Gabriel Mountains. South slope Mt. Williamson 2485 Comment
  RSA0115762  Hordeum intercedens Steven A. Junak 1999-5-20 SCa- 939 Los Angeles Santa Catalina Island. At head of Escondido Canyon, along Cottonwood-Black Jack Road, 1.1 mi. E of reservoir in Cottonwood Canyon. 304 Comment
  RSA158316  Hordeum marinum subsp. gussoneanum P. H. Raven 1962-5-10 17725 Los Angeles Head of Horse Canyon, the large canyon west of Thirst; San Clemente Island 534 Comment
  RSA0088157  Hordeum murinum R. G. Swinney 2010-3-14 11900 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  SBBG32010  Hordeum murinum R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -170 Los Angeles lower Bullrush Cyn Comment
  LA14698  Hordeum murinum subsp. glaucum LeRoy Abrams; 1903-4-9 3243 Los Angeles Inglewood Comment
  POM12254  Hordeum murinum subsp. glaucum F. L. Robinson 1921-4-15 33 Los Angeles Claremont. 365 Comment
  RSA599966  Hordeum murinum subsp. glaucum L. C. Wheeler 1968-3-21 s.n. Los Angeles Glendora Ridge Truck Trail. 610 Comment
  RSA624640  Hordeum murinum subsp. glaucum L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. 427 Comment
  RSA724994  Hordeum murinum subsp. glaucum K. Dobry 1991-5-2 592 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  UCR192806  Hordeum murinum subsp. murinum T. B. Salvato 2008-4-25 3347 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, Hwy 138, west of Cow Spring Canyon and 0.6 mi east of 300th Street West 950 Comment
  POM578  Horkelia cuneata subsp. puberula O. W. Robinson 1916-4-3 s.n. Los Angeles Near Greek Theater. Claremont. Comment
  CAS-BOT-BC532279  Horkelia cuneata var. puberula I. M. Johnston 1918-4-14 1887 Los Angeles Southern California, Deer Canyon Wash near Etiwanda 365 Comment
  CAS-BOT-BC144035  Horkelia rydbergii Victor Duran 1933-7-11 3517 Los Angeles Sulphur Springs, San Gabriel Mts. 1524 Comment
  RSA747172  Horkelia rydbergii Orlando Mistretta 1992-6-23 608 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  JEPS34886  Hulsea heterochroma F. W. Peirson 1919-7-3 514 Los Angeles Lukens Peak San Gabriel Mts. 1219 Comment
  RSA0069837  Hulsea heterochroma R. G. Swinney 2010-9-23 13875 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  UC1922088  Hulsea vestita subsp. gabrielensis LeRoy Gross, Valentin Arvizu 2006-5-31 2469 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Forest Service road surveys; Along Santa Clara Road (3N17.6) from Magic Mountain to a short distance pass (east) of Indian Canyon Road (4N37): Near 34.3865N, 118.31730W 1424 Comment
  SEINET3147766  Hypochaeris glabra G. B. Grant 1905-4-19 sn Los Angeles Garvanza Comment
  RSA534071  Hypochaeris glabra Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5269 Los Angeles San Clemente Island: Westerly fork of near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336ft) marker, 1800ft SE of Malo Knoll (1396ft). 313 Comment
  SEINET10836851  Jacaranda acutifolia David B. Dunn 1971-8-11 Dunn 18091 Los Angeles Cultivated plants at 4911 Pasadena Ave. Terrace, Highland Park. Comment
  CATA2957  Jepsonia malvifolia Sarah Ratay 2006-10-12 101 Los Angeles Santa Catalina Island: In Cottonwood Canyon below the airport burn of 2003 0 Comment
  SBBG109145  Jepsonia malvifolia S. A. Junak 1997-10-27 SCl 975 Los Angeles near head of S fork of Eagle Cyn, along S rim of cyn 509 Comment
  CAS-BOT-BC101915  Juglans californica Alice Eastwood 1939-4-16 18912 a Los Angeles Santa Ana Botanic Garden Comment
  RSA368150  Juncus bufonius F. R. Fosberg 1930-7-3 S- 3096 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  SBBG77274  Juncus bufonius F. R. Fosberg 1931-5-4 4751 Los Angeles Middle Ranch Cyn, second bridge below Eagle's Nest 140 Comment
  POM308934  Juncus macrophyllus Kay H. Beach 1943-6-22 703 Los Angeles Tanbark Creek at Sycamore Flat, Angeles Forest Comment
  UC557650  Juncus patens Nell Murbarger Mar 1936 232 Los Angeles w side San Clemente Island Comment
  RSA0116658  Juncus textilis R. G. Swinney 2008-10-10 9580 Los Angeles San Gabriel Mtns.; Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA0087323  Juncus xiphioides R. G. Swinney 2010-6-29 13380 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  POM220132  Juncus xiphioides L. C. Wheeler 1931-9-27 165 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  CAS-BOT-BC80993  Juniperus californica Ernest C. Twisselmann 1970-9-8 17496 Los Angeles Antelope Valey: Avenue C 0.2 mile east of Highway 14 746 Comment
  RSA337426  Juniperus californica Robert F. Thorne 1973-5-11 43568 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  RSA605904  Juniperus californica L. C. Wheeler 1968-11-9 s.n. Los Angeles San Gabriel Mountains: 0.2 miles inside mouth of San Gabriel Canyon 232 Comment
  UC183954  Juniperus californica A. D. E. Elmer 1902-6-1 3633 Los Angeles Palmdale Comment
  CAS-BOT-BC235737  Keckiella cordifolia C. B. Wolf 1931-7-30 2297 Los Angeles North slope at base of Newhall Grade, 1/4 mi. above crossing of Los Angeles Aqueduct 457 Comment
  JEPS11571  Keckiella cordifolia Frank W. Peirson 1918-6-28 205 Los Angeles e of Rubio Canyon; San Gabriel Mountains 609 Comment
  RSA401701  Keckiella cordifolia Thekla Mohr 1897-06 3510 Los Angeles Sierra Madre Mountains. Comment
  RSA697064  Keckiella cordifolia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1060 Los Angeles Transverse Ranges; Verdugo Mountains region: South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  SBBG128439  Keckiella cordifolia M. L. Hoefs 1995-5-23 2077 Los Angeles lower Middle Ranch Cyn, near rd to Bullrush Cyn 115 Comment
  SBBG31377  Keckiella cordifolia R. F. Thorne with P. C. Everett 1965-5-10 34427 Los Angeles Cape Cyn 289 Comment
  SBBG55014  Keckiella cordifolia C. Anderson 1963-6-20 120 Los Angeles Wilderness Park, Eaton Cyn, Altadena 350 Comment
  UC1745887  Keckiella cordifolia Annetta M. Carter 1935-9-14 995 Los Angeles Mouth of Little Santa Anita Canyon. Sierra Madre. Comment
  RSA400467  Keckiella ternata subsp. ternata Fordyce Griffiths Jr. 1910-06 3506 Los Angeles West Fork divide, San Gabriel Mountains. Comment
  CLARK-A1528-2583  Kochia americana John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  RSA191055  Koeleria macrantha R. F. Thorne, M. Z. Thorne 1967-7-2 37251 Los Angeles San Antonio Canyon; Chapman Ranch, above Mt. Baldy Village. 1356 Comment
  OBI6969  Krascheninnikovia lanata Shirley Vaughan 1974-5-11 32 Los Angeles 10th st. E and Kettering St., Lancaster 718 Comment
  RSA584310  Krascheninnikovia lanata T. S. Ross, Steve Boyd 1991-3-23 4283 Los Angeles Northeastern-most corner of the county, ca. 3 mi. SSE of Jackrabbit Hill (Kern Co.), (ca. 1.45 mi. S of Kern Co. line and 0.2-0.5 mi. W of San Bernardino Co. line). 878 Comment
  UCR163180  Lactuca serriola Anuja Parikh, Nathan Gale 2004-6-21 2053 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 29), near mouth of Chiquito Canyon 396 Comment
  IRVC29659  Lagophylla ramosissima Mark A. Elvin 2003-6-12 2946 Los Angeles Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road Santa Clarita Valley 366 Comment
  RSA0016934  Lamarckia aurea L. C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 610 Comment
  UCD107207  Larrea tridentata Marc Meyer; Mike Alvord and Marc Blain 1993-5-1 21 Los Angeles Mojave Desert, 100 m from Pearblossum Hwy. and Largo Vista Rd., Near Three Sisters. 1100 Comment
  CAS-BOT-BC352713  Lasthenia coronaria C. F. Baker 1909-3-20 5257 Los Angeles Claremont Comment
  JEPS9911  Lasthenia coronaria Frank W. Peirson 1919-3-27 330 Los Angeles Arroyo Seco Canyon San Gabriel Mountains, Arroyo Seco Canyon 411 Comment
  POM6018  Lasthenia gracilis L. R. Abrams 1903-3-14 3134 Los Angeles San Pedro Hills, near Rocky Point. Comment
  SBBG98542  Lasthenia gracilis T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5331 Los Angeles between Box and Horse Cyns 484 Comment
  UC30431  Lasthenia gracilis J. H. Barber 1897-3-21 76 Los Angeles Soldier's Home Comment
  CHSC14093  Lathyrus vestitus M. MacArthur 1968-5-5 114 Los Angeles Solitary along edge of fire road, ca. 300 yds e of Verdugo Rd, in the San Rafael Hills, ca. 4 mi ne of Glendale. 396 Comment
  CHSC95862  Lathyrus vestitus LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 717 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  SFV1819  Lathyrus vestitus M. L. Vincent 1963-5-7 341 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.25 miles off the main road at the top of the pass on a small path. 489 Comment
  UCR124361  Lathyrus vestitus I. W. Clokey, B. C. Templeton 1929-1 4463 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  RSA405672  Lathyrus vestitus subsp. laetiflorus B. C. Templeton 1930-2-4 1436 Los Angeles Mandeville Canyon, Santa Monica Mountains; Lower Sonoran 200 Comment
  RSA526619  Lathyrus vestitus subsp. laetiflorus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4209 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  RSA1794  Lathyrus vestitus var. vestitus C. F. Baker 1904-5-2 4762 Los Angeles Hills near Claremont Comment
  CHSC101344  Layia glandulosa Sula Vanderplank; LeRoy Gross, Steve Hoskinson. 2005-5-6 050506 -57 Los Angeles Transverse Ranges; San Gabriel Mountains region: off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA733442  Layia glandulosa R. G. Swinney 2001-4-18 7877 Los Angeles San Gabriel Mtns./Mojave Desert: Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge, +/-1000m. Comment
  UCR50983  Layia glandulosa A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7768 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  UCSC001215  Layia glandulosa Peter Kamb 1948-5-6 959 Los Angeles Desert foothills of San Gabriel Mts. above Little Rock San Gabriel Mts., Little Rock 975 Comment
  CAS-BOT-BC380215  Layia platyglossa M. E. Jones 1882-5-13 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC380223  Layia platyglossa Le Roy Abrams 1901-4-6 1386 Los Angeles Big Tujunga Wash Comment
  POM157982  Layia platyglossa subsp. campestris M. B. Dunkle 1928-3-17 1747 Los Angeles Santa Catalina Island, Johnson's Canyon 30 Comment
  POM214596  Layia platyglossa subsp. campestris L. C. Wheeler 1932-4-21 644 Los Angeles Mouth Brown Canyon, Santa Monica Mts. 137 Comment
  POM361669  Layia platyglossa subsp. campestris L. E. Hoffman 1931-5-18 s.n. Los Angeles Arroyo Seco near Brookside Park. Comment
  POM4850  Layia platyglossa subsp. campestris P. A. Munz 1918-5-5 2183 Los Angeles Puente Hills, Turnbull Canyon Comment
  UC2026499  Lemna cyclostasa Louis C. Wheeler 1932-8-28 1301 Los Angeles Puddingstone Dam, San Jose Hills Comment
  UCR247546  Leontodon taraxacoides Dan S. Cooper 2013-7-29 713- 34 Los Angeles South Coast, Torrance; vacant lot just SW if Crenshaw Blvd. and East 208th St. intersection 23 Comment
  RSA592411  Lepechinia fragrans Mark Hoefs 1974-5-2 445 Los Angeles South side of Black Jack Mt., Santa Catalina Island. 488 Comment
  RSA659837  Lepechinia fragrans Orlando Mistretta, Mike Hammit 1991-6-21 s.n. Los Angeles Along USFS Road 2N66. Just W of junction with 2N65.1. Over looking Fern canyon to the N. 732 Comment
  SEINET4942330  Lepechinia fragrans Jay Walker, Hoefs, Mark; Thorn, Robert 1995-4-8 1333 Los Angeles Santa Catalina Island. 4km N of Avalon along paved road Comment
  CAS-BOT-BC89309  Lepidium flavum Ernest C. Twisselmann 1962-4-10 6831 Los Angeles Mojave Desert. Rosamund region. Avenue A 1.3 mile east of Highway 6. 624 Comment
  RSA429871  Lepidium flavum Donald Myrick 1968-3-6 1817 Los Angeles on Mojave Desert near Hi Vista in Antelope Valley 915 Comment
  UCR124757  Lepidium fremontii B. C. Templeton 1930-5-19 1457 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  RSA177865  Lepidium lasiocarpum R. F. Thorne, P. Everett 1965-5-11 34594 Los Angeles Santa Catalina Island. N side of N cove of Little Harbor. 5 Comment
  CAS-BOT-BC89533  Lepidium lasiocarpum E. R. Blakley 1962-6-10 5231 Los Angeles California Channel Islands. San Clemente Island. Canyon mouth southeast of Eel Point, half way toward Seal Cove. 6 Comment
  SBBG112953  Lepidium lasiocarpum var. lasiocarpum S. A. Junak 1998-6-13 SCa 735 Los Angeles Little Harbor, above W end of beach 9 Comment
  UC205600  Lepidospartum squamatum I. M. Johnston 1917-8-23 1717 Los Angeles Prairie Fk San Gabriel River; San Antonio Mountains, Prairie Fk of San Gabriel River 1524 Comment
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Mar 16 2010
  UCD134033  Lepidospartum squamatum R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon. Comment
  RSA533512  Leptochloa fusca subsp. uninervia Timothy S. Ross 1991-3-9 4168 Los Angeles Whittier Hills (Puente Hills, pro parte): Seepage ca. 300 feet SW of Colima Road & Camino del Sur. 213 Comment
  UCR126765  Leptodactylon californicum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26212 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  UCR223198  Leptodactylon pungens R. G. Swinney 2009-7-22 11305 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  SD234483  Leptosiphon androsaceus A. C. Sanders, Mark A. Elvin, et al 2003-5-1 26268 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi due west of confluence of Bitter and Charlie Canyons. 441 Comment
  POM364524  Leptosiphon breviculus G. R. Johnstone 1928-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  RSA73035  Leptosiphon breviculus F. W. Peirson 1924-5-27 4633 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UCSB42087  Leptosiphon breviculus Palys, Joe 1978-6-3 Los Angeles East side of Mt. Gleason road, 1 mi. west from junction with Angeles Crest Highway 1219 Comment
  UCR215347  Leptosiphon liniflorus Michael Honer, Crissy Slaughter, Julie Love 2009-4-30 3296 Los Angeles Western Mojave Desert, Antelope Valley; along 170th St. West, c. 1.5 mi. north of Hwy 138 805 Comment
  SFV13265  Leptosyne calliopsidea M. J. Thor 1983-4-16 175 Los Angeles Mojave Desert South of Saddle Back Butte State Park, along 170th Street. 790 Comment
  SBBG44372  Leptosyne douglasii G. Sphon, D. Hearn 1956-5-30 20 Los Angeles Black Butte, Antelope Valley Comment
  SD69790  Leptosyne gigantea Robert F. Thorne 1966-4-4 35795 Los Angeles Santa Catalina Island: Bird Rock, north of Isthmus Cove Comment
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Mar 31 2015
  CDA8167  Lessingia glandulifera G. C. Fleischman 1943-8-8 Los Angeles Between Palmdale & Littlerock. 0 Comment
  SFV21786  Lessingia glandulifera var. glandulifera J. N. Hogue 2010-8-21 372 .1 Los Angeles San Gabriel Mountains South Fork Little Rock Creek near Pinyon Flats. 1640 Comment
  CAS-BOT-BC339561  Lessingia glandulifera var. peirsonii Ernest C. Twisselmann 1955-6-23 2209 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile north of Holland Summit 1219 Comment
  POM365322  Leymus condensatus Anstruther Davidson 1917-05 3242 Los Angeles Los Angeles. Comment
  RSA738075  Leymus condensatus Bill Duval s.n. Los Angeles Montrose 61 Comment
  UCR179297  Lilium humboldtii R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, cyn. bottom on w. side of Big Dalton Canyon just west of Pavil Canyon 442 Comment
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Mar 26 2014
  UCR101225  Lilium parryi L. C. Wheeler 1954-9-1 7082 Los Angeles San Gabriel Mtns., Little Rock Creek, c. 1 mi downstream from Cooper Creek 1677 Comment
  UC1043491  Lilium parvum E. K. Balls 1954-8-11 19764 Los Angeles Rancho Santa Botanic Garden Comment
  SD124090  Limonium sinuatum Mark Hoefs 1973-7-13 377 Los Angeles Santa Catalina Island; open area between #3 golf fairway and main road; Avalon Canyon. 46 Comment
  RSA738059  Linanthus M. A. Sanatay 1966-5-10 s.n. Los Angeles San Rafael Hills 213 Comment
  UCR192165  Linanthus aureus A. C. Sanders 2008-4-18 34977 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  UCR193539  Linanthus bigelovii R. G. Swinney 1999-6-28 7428 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
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Jul 31 2010
  SBBG54050  Linanthus californicus subsp. glandulosus K. R. Montgomery, T. W. Strid 1973-5-19 73 -69 Los Angeles Dillon Divide, site of LASCA Cistus field plot Comment
  UCR178182  Linanthus concinnus LeRoy Gross, Michael Denslow 2003-6-4 995 Los Angeles Transverse Ranges; San Gabriel Mtns, Southeast of Dawson Saddle, east of Angeles Crest Highway (Hwy 2) 2439 Comment
  RSA73084  Linanthus dichotomus F. W. Peirson 1926-4-27 6666 Los Angeles San Gabriel Mountains. North side of San Gabriel Mountains, Rock Creek. 1296 Comment
  RSA589253  Linanthus dichotomus subsp. dichotomus T. S. Ross 1991-4-28 4754 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  HSC87036  Linanthus parryae A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7776 Los Angeles Lancaster, near Quartz Hill, S of Ave. L at 37th St. W 747 Comment
  UCR56006  Linanthus parryae J. A. Adams 1966-4-20 699 Los Angeles Mojave Desert, 5 miles from [NE of] Llano, near Black Butte 610 Comment
  RSA529136  Linanthus pungens T. S. Ross, S. D. Boyd 1991-7-24 5620 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  SEINET3246317  Lithophragma R. G. Swinney 1998-1 5909 Los Angeles San Gabriel Mtns.: Evey Canyon, ca. 0.75 mi. west of Mt. Baldy Rd., ca. 0.3 mi. (air) NE of Potato Mtn. 793 Comment
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Dec 7 2018
  LA51397  Lithophragma affine Peter H. Raven; Henry J. Thompson 1960-4-24 15124 Los Angeles 609 Comment
  UC212401  Lithophragma affine S. B. Parish 1919-4-19 19263 Los Angeles near San Dimas (Lone Hill); Lone Hill Comment
  UCR200040  Lithophragma affine subsp. mixtum Valerie Soza, B. Hogshead 2003-4-23 1643 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, ridgetop between Brand Canyon and Childs Canyon 595 Comment
  RSA579495  Lithophragma bolanderi T. S. Ross, Steve Boyd 1994-5-11 7823 Los Angeles Sawmill Mountain: N slope of the W summit area, about headwaters of West Fork Devils Gulch. 1500 Comment
  RSA527727  Lithophragma maximum Steve Boyd 1990-4-8 4295 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  SBBG108899  Lithophragma maximum S. A. Junak 1997-3-12 SCl 764 Los Angeles upper part of second cyn S of Camera Pad "Malo" 292 Comment
  CHSC95774  Lithophragma tenellum LeRoy Gross; Michael Denslow 2003-6-4 997 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, south side of Angeles Crest Highway (Hwy. 2), UTM Zone; 3802915N 0426388E. Just off the trail to Throop Peak, a short distance from the highway. 2439 Comment
  SBBG17743  Logfia arizonica P. H. Raven 1962-5-8 17592 Los Angeles slopes above Seal Cove 24 Comment
  RSA784230  Lolium J. D. Olmsted 1962-4-30 416 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  UCD66004  Lolium multiflorum B. Pitzer 1996-5-5 2863 .1 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills, San Pedro Navel Fuel Depot, at San Pedro Hill. 409 Comment
  RSA747053  Lolium perenne R. G. Swinney 2008-5-30 8901 Los Angeles San Gabriel Canyon along old road/trail at El Encanto 256 Comment
  UC1619318  Lomatium dasycarpum subsp. dasycarpum Timothy S. Ross 1995-4-7 8368 Los Angeles Old Ridge Route, 2.9 road mi NNW of intersection with Templin Hwy; 1840 m WNW of confluence of Castaic Creek and Fish Canyon 926 Comment
  UC21201  Lomatium dasycarpum subsp. dasycarpum Dr. A. Davidson 1893-1 Los Angeles Los Angeles Comment
  POM50346  Lomatium lucidum L. R. Abrams 1901-4-3 1281 Los Angeles Santa Monica Mounatains 244 Comment
  UC1087806  Lomatium lucidum Peter H. Raven with H. L. Wedberg 1957-6-15 10910 Los Angeles Latigo Canyon 0.8 mi N of US Hwy 101 Santa Monica Moontains Comment
  SBBG59772  Lomatium mohavense R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCR197774  Lomatium mohavense Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 48 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  UCR209488  Lomatium mohavense R. G. Swinney 2008-6-17 9040 Los Angeles San Gabriel Mountains, Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1952 Comment
  RSA611656  Lomatium mohavense subsp. longilobum Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10086 Los Angeles Liebre Mountains region: Anaverde Valley at north base of Sierra Pelona. 976 Comment
  RSA252904  Lomatium nevadense var. parishii R. F. Thorne 1973-5-11 43564 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  RSA209538  Lomatium vaginatum C. W. Tilforth 1969-4-15 181 Los Angeles Between Whittier & West Covina along Colima Ave just n. of Punta del Este Rd. Comment
  CAS-BOT-BC240746  Lonicera interrupta Dr. H. E. Hasse 1893-5-1 s.n. Los Angeles Acton Comment
  CAS-BOT-BC234812  Lonicera subspicata S. M. Kaune 1962-6-13 377 Los Angeles Ca. 15-20 mi. S. of Tejon Pass; on route toward Castaic, off of Hwy 99; just S. & above Oso Canon [Canyon]; S.W. end of Tehatchapi [Tehachapi] Mtns; Angeles Nat'l Forest 914 Comment
  RSA455380  Lonicera subspicata var. denudata Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena Comment
  RSA535734  Lotus argophyllus subsp. ornithopus T. S. Ross 1991-5-23 5483 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 44 Comment
  RSA229022  Lotus crassifolius var. crassifolius R. F. Thorne 1971-6-30 40752 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  RSA585917  Lotus crassifolius var. crassifolius T. S. Ross 1990-5-17 2569 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  POM158248  Lotus dendroideus var. dendroideus M. B. Dunkle 1928-5-27 1979 Los Angeles North hillside, Descanso Canyon; San Clemente Island 213 Comment
  UC1594410  Lotus dendroideus var. traskiae Tim Ross 1992-4-14 6158 Los Angeles just below mouth Nanny Canyon (on low ridge that separates the Nanny Canyon drainage from the escarpment, central e side of San Clemente Island); San Clemente Island 99 Comment
  RSA306171  Lotus grandiflorus var. grandiflorus Fay A. MacFadden 1935-06 14164 Los Angeles Malibu Beach. Comment
  RSA646114  Lotus grandiflorus var. grandiflorus Orlando Mistretta 1992-9-9 s.n. Los Angeles San Gabriel Mountains: ''Sold'' Peak. North Fork Management Unit; Tujunga Ranger District. Comment
  UC1871226  Lotus humistratus T. S. Ross 1991-4-30 5034 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  UCR266290  Lotus humistratus D. E. Bramlet, Mike Ahmer 2005-4-14 3803 Los Angeles Puente Hills, Powder Canyon 229 Comment
  RSA0021512  Lotus nevadensis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5140 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  JEPS55739  Lotus oblongifolius var. oblongifolius Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Los Angeles Comment
  UCR174640  Lotus purshianus Jennifer H. Jones 2006-6-4 376 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  UC537010  Lotus purshianus var. purshianus Lawrence M. Booth 1932-7-6 1258 Los Angeles Long Beach Comment
  UCR190406  Lotus salsuginosus R. G. Swinney 2000-5-20 7691 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
  RSA406806  Lotus salsuginosus var. salsuginosus F. R. Fosberg 1931-3-24 S- 4352 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon. 80 Comment
  POM9297  Lotus salsuginosus var. salsuginosus P. A. Munz 1920-4-29 3795 Los Angeles San Dimas Canyon. 457 Comment
  RSA695433  Lotus scoparius A. C. Sanders, Mark Elvin 2002-6-19 25156 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just S of Santa Clara River. 305 Comment
  RSA0080776  Lotus scoparius var. scoparius R. G. Swinney 2010-4-15 12239 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  SEINET3131523  Lotus scoparius var. scoparius Unknown 1904-7-5 711 Los Angeles Covina Comment
  RSA0080793  Lotus strigosus R. G. Swinney 2010-4-13 12186 Los Angeles 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom. 610 Comment
  RSA702376  Lotus strigosus Scott D. White, Pam De Vries 2004-5-18 10413 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UC1129245  Lotus strigosus Jerome S. Horton 1936-4-17 283 Los Angeles Dalton Canyon, just below forest boundary Pomona Quad., San Dimas Experimental Forest 457 Comment
  UCR280678  Lotus strigosus R. G. Swinney 2014-5-21 16630 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  LA52442  Lotus strigosus Elizabeth McClintock; 1936-4-18 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Comment
  RSA660882  Lotus strigosus var. hirtellus Orlando Mistretta 1992-4-5 145 Los Angeles Guds, San Clemente Island. Comment
  RSA618735  Lotus strigosus var. strigosus Scott D. White, Sandy Leatherman 1998-5-19 6532 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA631073  Lotus wrangelianus L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Saddle on ridge south of mouth of Big Dalton Canyon. 480 Comment
  UCR91539  Ludwigia peploides B. G. Pitzer, Paul Gomez 1996-4-28 2738 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  RSA604617  Ludwigia peploides subsp. peploides Louis C. Wheeler 1967-9-18 s.n. Los Angeles South side Los Feliz Blvd. at Los Angeles River. Comment
  POM3164  Ludwigia peploides subsp. peploides H. M. Hall 1902-05 3288 Los Angeles Fullerton. [Orange Co.?] Comment
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Dec 5 2012
  RSA0085605  Lunaria annua R. G. Swinney 2010-8-26 13588 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  UCSB3393  Lupinus J. R. Haller 1957-4-13 1053 Los Angeles collected in the Mint Canyon 5.0 mi E of road to Acton and 10.0 mi E of Los Angeles Forest Highway junction Mint Canyon, Acton and Los Angeles Forest Highway 914 Comment
  UC56565  Lupinus affinis Mrs. E. D. Palmer before Feb 1902 Los Angeles Los Angeles Comment
  SEINET10484520  Lupinus agardhianus Robert F. Thorne 1966-4-5 Thorne 35800 Los Angeles N slope black jack mountain. 0.8 Mile down road to white's landing 411 Comment
  RSA0089258  Lupinus albifrons Bonnie C. Templeton 1938-5-21 s.n. Los Angeles Topanga canyon. Comment
  RSA0072196  Lupinus albifrons var. austromontanus Daisie Huang 2008-5-13 08051301 Los Angeles North Peace Valley Rd, just south of Falcon Way. 1219 Comment
  RSA718285  Lupinus andersonii R. G. Swinney, Dave Larson 1996-7-17 5135 Los Angeles San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
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May 3 2010
  UC201987  Lupinus arboreus D. W. Sturges 1916-4-25 705 Los Angeles Claremont Comment
  CHSC29257  Lupinus benthamii Geraldine Brown 1977-4-11 83 Los Angeles E of Hwy 99 along roadside, 48 mi s of Bakersfield. 128 Comment
  RSA675941  Lupinus bicolor LeRoy Gross 2003-3-9 800 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
  RSA747151  Lupinus bicolor R. G. Swinney 2008-5-8 8820 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA748895  Lupinus bicolor R. G. Swinney 2005-5-21 8267 Los Angeles West of Punch Bowl County Park, at the junction of Holmes Creek and Watson Creek. 1241 Comment
  SEINET13383412 Image available Lupinus bicolor R. G. Swinney 2010-1 13085 Los Angeles San Gabriel Mountains: Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  UCD168365  Lupinus bicolor J. W. Barry 1980-5-1 s.n. Los Angeles East of Hungry Valley SVRA. (Exact location unknown. Coordinates estimated by the label maker.) Comment
  UCR259944  Lupinus bicolor R. G. Swinney 2010-6-1 13085 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  UCR265511  Lupinus bicolor Dan S. Cooper 2015-3-3 315- 14 Los Angeles Los Angeles Basin/Western Transverse Range, open space just west of Griffith Park, reached from end of Primera Ave. 305 Comment
  UCR51007  Lupinus bicolor A. C. Sanders, E. J. Lawlor 1988-4-3 7747 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  RSA638176  Lupinus bicolor L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  SBBG132071  Lupinus bicolor S. A. Junak, B. Collins 1991-4-25 SCI 220 Los Angeles Thirst Cyn, S of rd to SHOBA, REWS ("Pole" on map) 533 Comment
  UC1183626  Lupinus bicolor Dave Dunn 1941-3-29 948 Los Angeles Foothill Blvd at San Dimas Canyon Rd.; Foothill Blvd at San Dimas Canyon Rd. Comment
  POM350042  Lupinus bicolor subsp. microphyllus E. A. Purer, Freda Detmers 1931-3-19 s.n. Los Angeles Los Angeles; along Manchester Ave near Vermont Comment
  RSA652739  Lupinus bicolor subsp. microphyllus Harold Lint, D. B. Dunn 1948-3-10 314 Los Angeles Bonita & Irwindale, Irwindale, Comment
  RSA594537  Lupinus concinnus L. C. Wheeler 1967-5-9 9374 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  SBBG59442  Lupinus concinnus S. A. Junak with K. Kirkland 1998-5-2 SCa 648 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 243 Comment
  UCR263066  Lupinus concinnus Mitch Provance 2008-4-14 10136 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA0107885  Lupinus concinnus Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 558 Los Angeles Santa Catalina Island: Upper part of Hamilton Canyon drainage, just downslope from Airport Road. 305 Comment
  SEINET10485244  Lupinus densiflorus var. lacteus August J. Breitung 1953-6-7 Breitung 15409 Los Angeles Teyon pass. Fls cream. 1524 Comment
  CAS-BOT-BC205358  Lupinus elatus D. B. Dunn; Conrad; LeDoux 1973-6-16 20785 Los Angeles 1.5 mi. E of Camp Angeles Comment
  JEPS65123  Lupinus elatus Frank W. Peirson 1918-6-10 89 Los Angeles Summit of San Gabriel Peak San Gabriel Peak Comment
  UCR186493  Lupinus excubitus var. austromontanus T. B. Salvato 2007-4-27 2095 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  RSA586340  Lupinus excubitus var. excubitus Orlando Mistretta 1995-3-17 1555 Los Angeles Northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit. 1066 Comment
  SEINET10485313  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. Seeds from open field pollen vector. Comment
  CAS-BOT-BC216541  Lupinus excubitus var. johnstonii Joseph Ewan 1932-5-29 7184 Los Angeles Summit of Mount Gleason, Occurs over to Upper tujunga divide along high ridge, San Gabriel Mountains 1828 Comment
  UC1870238  Lupinus formosus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 699 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. 695 Comment
  RSA414468  Lupinus formosus var. formosus Robert Gustafson 1973-5-17 s.n. Los Angeles ca .4 mile above Charlton Flats campground 1677 Comment
  POM2546  Lupinus formosus var. formosus D. W. Sturges 1916-6-2 s.n. Los Angeles San Antonio Mt 1555 Comment
  RSA599477  Lupinus formosus var. robustus Steve Boyd, Lauren Raz 1997-3-26 9351 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  CATA1453  Lupinus hirsutissimus Mark L. Hoefs, Robert F. Thorne 1996-4-6 2635 Los Angeles Santa Catalina Island: End of Renton Mine Road 268 Comment
  SBBG113041  Lupinus hirsutissimus S. A. Junak with K. Kirkland 1998-4-30 SCa 561 Los Angeles upper part of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  CAS-BOT-BC211711  Lupinus longifolius Moxley 1920-5-1 747 Los Angeles Hamilton Canyon, Santa Catalina Island Comment
  LA200479  Lupinus longifolius Norman A. Cole; May 1964 360 Los Angeles Santa Monica Mountains, 6.3 mi from Pacific Coast Hwy along Piuma Rd 365 Comment
  RSA658691  Lupinus longifolius J. S. Burns 1992-5-11 23 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest. 762 Comment
  SBBG3662  Lupinus longifolius H. and M. Dearing 1938-5-22 2593 Los Angeles Topanga Cyn Comment
  UC1481358  Lupinus longifolius David B. Dunn 1957-5-18 RSA 6226 -6457 Los Angeles Comment
  SBBG120065  Lupinus microcarpus var. densiflorus A. C. Sanders, M. Elvin 2003-4-14 25971 Los Angeles hills immediately SW of Magic Mtn, just across dirt service rd, S of Santa Clara River, Newhall Ranch 351 Comment
  RSA311424  Lupinus peirsonii Michael C. Long, McKernan 1977-6-4 s.n. Los Angeles Hwy 2, (Angeles Crest Hwy) 2.1 miles W of Vincent Gap. 2183 Comment
  IRVC26452  Lupinus sparsiflorus A. C. Sanders, Mark Elvin, et al. 2003-3-5 25707 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
  RSA0119791  Lupinus sparsiflorus R. G. Swinney 2014-5-15 16515 Los Angeles San Gabriel Mountains; Azusa Peak, 0.06 miles s. of Glendora Ridge Mtwy., 1.34 mi. due east of Hwy. 39, 0.15 miles e. of north Garcia Trailhead, in Colby Fire burn area of Jan. 2014. 625 Comment
  RSA414256  Lupinus sparsiflorus subsp. sparsiflorus Robert Gustafson 1982-4-26 2539 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA593005  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd, Orlando Mistretta 1996-5-1 8735 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  RSA638213  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Divide between west fork Ebey & Little Tujunga Canyons. 609 Comment
  UCR280817  Lupinus succulentus Mitch Provance 2017-6-30 617- 42 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. 79 Comment
  UCSB45205  Lupinus succulentus Batson, J. 1979-2-24 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  SFV1909  Lupinus truncatus K. A. Wilson 1961-3-11 993 Los Angeles San Gabriel Mountains San Francisquito Canyon. 3 miles south of Green Valley. 790 Comment
  UC73250  Lupinus truncatus Pupils of Los Angeles High School June 1904 Los Angeles near Los Angeles; near Los Angeles Comment
  UCR260013  Lupinus truncatus R. G. Swinney 2010-4-1 12145 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA182331  Lupinus truncatus J. D. Olmsted 1962-4-20 3418 Los Angeles Johnstone Park burn, from west fork of San Dimas Creek to Wolfskill falls. 457 Comment
  SBBG17876  Lycium californicum P. H. Raven 1962-4-9 17155 Los Angeles Wilson's (Wilson) Cove 91 Comment
  CAS-BOT-BC231601  Lycium cooperi Russell S. Woglum 1942-5-20 3332 Los Angeles Transverse Ranges/Mojave Desert Transition: Little Rock Dam; Angeles National Forest Comment
  RSA589868  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara 1994-8-4 8212 Los Angeles Santa Catalina Island, SW side of the island, on S side of main trunk of Bullrush Canyon, 1675 m ESE of Carlos triangulation point (972 ft) and 1710m NNE of Quartz triangulation (1252 ft). 198 Comment
  UC1204713  Lyonothamnus floribundus subsp. floribundus Huron H. Smith 1912-7-4 5174 Los Angeles Swains Canyon St. Catalina Isl. 365 Comment
  CATA663  Lysimachia arvensis Mark L. Hoefs 1991-4-23 1152 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  CAS-BOT-BC343702  Madia elegans Timothy S. Ross; Steve Boyd 1994-6-23 8030 Los Angeles Liebre Mountains. Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  POM217108  Madia exigua L. C. Wheeler 1932-6-4 801 Los Angeles Live Oak Canyon 518 Comment
  UCD134315  Madia gracilis Daryl Koutnik 1978-6-3 5 Los Angeles Mulholland Highway across from Calabasas High School and east of Old Topanga Canyon. 304 Comment
  RSA706663  Madia minima Naomi Fraga, Paul Morton 2004-5-18 1188 Los Angeles Along main trail to summit of Mount Hillyer. 1890 Comment
  CAS-BOT-BC343601  Madia sativa Grant 1902-9-1 5055 Los Angeles Oak Knoll - Pasadena Comment
  CAS-BOT-BC230921  Malacothamnus davidsonii Tim Ross; Steve Boyd 1993-6-30 7387 Los Angeles Western San Gabriel Mtns: near middle portion of Loop Canyon 684 Comment
  JEPS67382  Malacothamnus davidsonii Joseph Andorfer Ewan and Nesta Ewan 1936-8-5 9938 Los Angeles San Gabriel Mts, Mescal Creek 1463 Comment
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Jun 18 2013
  RSA607680  Malacothamnus davidsonii Scott D. White 1997-8-1 5439 Los Angeles Big Tujunga Wash (San Gabriel Mountains. foothills/ E San Fernando Valley): West of Sunland, SW of I-210 Freeway, E of Hansen Dam, and N Of Wentworth St. 335 Comment
  RSA641496  Malacothamnus davidsonii Louis C. Wheeler 1967-8-13 10467 Los Angeles San Gabriel Mts: Angeles National Forest; Gold Creek off Little Tujunga. Comment
  SBBG118478  Malacothamnus davidsonii O. Mistretta 1992-7-14 723 Los Angeles Gold Cyn Trail; Tujunga Ranger District Comment
  UC64036  Malacothamnus davidsonii Dr. A. Davidson Los Angeles Comment
  RSA660998  Malacothamnus fasciculatus LeRoy Gross 2001-5-27 418 Los Angeles Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek . 427 Comment
  RSA754224  Malacothamnus fasciculatus Ellen Mackey, Blake Whittiington 2006-9-28 NFWF- 1767 Los Angeles Tanbark Flats, San Gabriel Watershed, Forest Service area 838 Comment
  SFV21454  Malacothamnus fasciculatus L. Gross 2001-5-27 418 Los Angeles Verdugo Mountains Northwest side of mountains. Dead end street at corner of Tuxford St. and Ledge Ave. just north of Sun Valley, just west of mouth of McDonald Creek. Along dirt trail on the crest between La Tuna Canyon and Sunland Blvd. Collection just west of above coordinates. 427 Comment
  UCR125773  Malacothamnus fasciculatus A. C. Sanders, Mark Elvin 2002-6-19 25202 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
  RSA608306  Malacothamnus fremontii Louis C. Wheeler 1946-8-29 6307 Los Angeles San Gabriel Mountains: Blue Ridge, near road junction, 1.5 miles SW Swarthout. 2241 Comment
  RSA659878  Malacothamnus fremontii Orlando Mistretta 1992-8-20 771 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA0091197  Malacothamnus orbiculatus Bonnie C. Templeton 1952-6-19 s.n. Los Angeles Bouquet Canyon. Comment
  CAS-BOT-BC345519  Malacothrix coulteri Timothy S. Ross 1991-4-27 4725 Los Angeles Black Butte: rocky easterly and northeasterly slopes 1091 Comment
  RSA589249  Malacothrix coulteri Timothy S. Ross 1991-4-28 4745 Los Angeles Adobe Mountain, southwesterly extension of the mountain 927 Comment
  SD51916  Malacothrix foliosa subsp. foliosa Peter H. Raven 1962-5-8 17625 Los Angeles San Clemente Island, near western shore of island opposite Wilson Cove. 45 Comment
  SEINET2053708 Image available Malacothrix glabrata J. Harry Lehr 1971-4-12 320 Los Angeles North side Rt. 138, 7.1 mi. east of Pear Blossom. 1219 Comment
  UCR222734  Malacothrix glabrata R. G. Swinney 2009-4-29 10573 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
  SFV10198  Malacothrix saxatilis J. G. Cuti 1978-6-14 s. n. Los Angeles Santa Susana Mountains About 0.5 miles southwest of Aliso Canyon off the north end of Reseda Blvd. 396 Comment
  UCR223616  Malacothrix saxatilis R. G. Swinney 2009-6-27 11283 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge 194 Comment
  UCR259637  Malacothrix saxatilis R. G. Swinney 2010-4-15 12220 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  RSA719094  Malacothrix saxatilis Naomi Fraga 2001-5-27 48 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. UTM: 376696N 423388E. Comment
  CAS-BOT-BC347922  Malacothrix saxatilis var. tenuifolia Peter H. Raven 1956-6-17 9433 Los Angeles About margins of Santa Monica Mountains, Westwood, Los Angeles Comment
  CAS-BOT-BC167861  Malosma laurina June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC170388  Malosma laurina Alice Eastwood 1917-7-20 6484 Los Angeles Santa Catalina Island Comment
  POM244931  Malosma laurina F. R. Fosberg 1931-7-10 S- 5373 Los Angeles Eagle s Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  RSA602764  Malosma laurina L. C. Wheeler 1972-12-24 12799 Los Angeles San Gabriel Mountains: Las Flores Canyon. 823 Comment
  SBBG17385  Malosma laurina M. Vincent 1962-7-10 279 Los Angeles Piuma Rd 1.5 mi E of Malibu Cyn Rd Comment
  SBBG27168  Malosma laurina A. M. Carter 1935-9-8 955 Los Angeles Sierra Madre 381 Comment
  HSC15990  Malva parviflora C. S. Apperson 1966-4-4 Los Angeles Pierce College Arboretum, Woodland Hills Comment
  UCR187116  Marah fabacea A. C. Sanders 2006-5-16 32363 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
  RSA0073609  Marah macrocarpa R. G. Swinney 2010-4-23 12333 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA0119953  Marah macrocarpa R. G. Swinney 2014-5-21 16626 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  RSA440986  Marah macrocarpa T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica Mountains, Santa Monica Canyon Comment
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Jul 10 2011
  RSA611611  Marah macrocarpa Anna Christensen 1997-3-13 5 Los Angeles Claremont, Bernard Biological Field Station. NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  RSA668163  Marah macrocarpa Don Jillson 1961-3-29 s.n. Los Angeles Scholl Canyon. Comment
  SFV3628  Marah macrocarpa K. A. Wilson, D. E. Bianchi 1961-2-2 820 Los Angeles San Gabriel Mountains Placerita Canyon, Placerita Road. Small, shaded gully 2 miles east of Route 6. 490 Comment
  UC625027  Marah macrocarpa F. R. Fosberg 1931-3-18 S 4287 Los Angeles Hamilton Canyon Santa Catalina Island 10 Comment
  UCR259365  Marah macrocarpa R. G. Swinney 2010-4-23 12333 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  POM122761  Marah macrocarpa Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont. 365 Comment
  RSA213375  Marah macrocarpa M. B. Dunkle 1939-4-4 7251 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UC148000  Marah macrocarpa C. F. Baker 1909-2-15 5243 Los Angeles mts. near Claremont Comment
  RSA138247  Marrubium vulgare Peter H. Raven 1959-5-3 14102 Los Angeles Santa Monica Mountains: Franklin Canyon 0.1 mile south of Mulholland Drive. 351 Comment
  UCR167205  Matricaria matricarioides S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  UCR205131  Matricaria matricarioides R. G. Swinney 2008-4-17 8693 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  UCD134452  Matricaria occidentalis Ernest C. Twisselmann 1964-5-7 9389 Los Angeles Avenue A, south of Rogers Lake, Edwards Air Force Base. 614 Comment
  CAS-BOT-BC422754  Meconella denticulata Geo. B. Grant 1898-3-4 5390 Los Angeles San Gab Can [Gabriel Canyon] Comment
  LA36077  Meconella denticulata Peter H. Raven; Henry J. Thompson 1960-4-24 15121 Los Angeles 609 Comment
  RSA445532  Meconella denticulata Bonnie C. Templeton 1937-4-12 s.n. Los Angeles Mandeville Canyon. 350 Comment
  UCR124606  Meconella denticulata I. W. Clokey, B. C. Templeton 1929-1 4428 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA187876  Medicago polymorpha Robert F. Thorne 1966-4-6 35929 a Los Angeles Santa Catalina Island: about 1 mi. W of Empire Landing. 76 Comment
  UCR124744  Medicago polymorpha B. C. Templeton, I. W. Clokey 1930-4-2 4408 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  UCR258500  Medicago polymorpha R. G. Swinney 2010-3-10 11816 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA258360  Medicago polymorpha C. W. Tilforth 1972-4-20 507 Los Angeles Screen House Comment
  UC73224  Medicago polymorpha Miss E. D. Palmer November, 1904 Los Angeles Vicinity of Los Angeles Comment
  CAS-BOT-BC281521  Melica imperfecta L. A. Greata 1900-4-11 s.n. Los Angeles Mt Lowe Comment
  CATA1442  Melica imperfecta Mark L. Hoefs, Robert F. Thorne 1996-4-6 2606 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  CLARK-A1528-4728  Melica imperfecta John C. Roos 1937-4-21 Los Angeles Claremont Comment
  POM357033  Melica imperfecta F. R. Fosberg 1931-3-26 4389 Los Angeles Santa Catalina Island. West of Hamilton's Beach. 50 Comment
  SBBG56868  Melica imperfecta R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR258703  Melica imperfecta R. G. Swinney 2010-3-22 12017 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 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
  SEINET3245954  Melilotus albus R. G. Swinney 2009-1 11475 Los Angeles Transverse Range; San Gabriel Mtns. : Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. (Mescal Creek 7.5') 2060 Comment
  POM348165  Melilotus albus Edith Allen 1939-7-27 s.n. Los Angeles Playa del Rey. Comment
  RSA599692  Melilotus indicus L. C. Wheeler 1936-6-12 4149 Los Angeles Monroe Canyon, San Gabriel Mountains. 549 Comment
  SBBG12331  Melilotus indicus P. H. Raven 1962-4-9 17128 Los Angeles near barracks, Wilson Cove 60 Comment
  UCD108093  Melilotus indicus Robert F. Thorne; P. C. Everett 1965-5-11 34566 Los Angeles N beach of Little Harbor, Santa Catalina Island. 1 Comment
  UCR271824  Melilotus indicus R. G. Swinney 2010-3-24 12068 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
  SD30973  Melilotus indicus Edith A. Purer 1931-4-28 1757 Los Angeles Palos Verdes Hills Comment
  UCD108078  Melilotus indicus Daryl Koutnik 1978-3-30 s.n. Los Angeles Northwest of intersection of Pacific Avenue and Culver Boulevard near base of Ballona Bluffs. 3 Comment
  UCR223672  Melilotus officinalis R. G. Swinney 2009-8-25 11496 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCD169687  Mentha spicata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Barrell Springs Comment
  RSA595113  Mentzelia affinis Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8581 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  POM19076  Mentzelia congesta P. A. Munz 1923-5-25 6799 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  RSA225991  Mentzelia dispersa Robert F. Thorne, C. W. Tilforth 1971-6-29 40678 Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  UCR271247  Mentzelia dispersa R. G. Swinney 2011-6-1 14969 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  RSA440451  Mentzelia laevicaulis K. C. Zakar 1969-06 s.n. Los Angeles San Francisquito Canyon, Saugus. Comment
  CSUSB1185  Mentzelia laevicaulis Art Whistler 1966-6-23 Los Angeles Near the snowbank seen on this day at 7500' on Ca. Highway 2, past Mount Wilson Road, having driven from Angeles Crest Highway and Foothill Blvd. approx. 46 miles. 2285 Comment
  UC56937  Mentzelia laevicaulis var. laevicaulis E. B. Babcock Nov 1902 Los Angeles near Pomona Comment
  UC138553  Mentzelia micrantha Ernest Braunton 1901-6-15 Los Angeles Canyon near Sherman Comment
  RSA0092872  Mentzelia micrantha Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-7-16 SCa- 755 Los Angeles Santa Catalina Island: On ridge between Fourth of July Cove and Cherry Cove (Lions Head ridge). 31 Comment
  RSA446792  Mentzelia montana Anstruther Davidson 1906-06 1128 Los Angeles Big Rock Creek. Comment
  UCR178076  Mentzelia montana LeRoy Gross, B. Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 933 Los Angeles Transverse Ranges; San Gabriel Mountains, Southwest ridge that climbs to Mt. Markham, between Mt. Markham and the Mt. Lowe dirt road (2N50.1) 1677 Comment
  RSA152114  Mentzelia veatchiana Wesley O. Griesel 1962-4-7 s.n. Los Angeles Little Rock Dam, desert foothills of San Gabriel Mts 976 Comment
  SEINET6072025  Mentzelia veatchiana Louis Wheeler Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SBBG13705  Mesembryanthemum crystallinum P. H. Raven 1962-7-11 18008 Los Angeles 1 mi S of Wilson Cove Comment
  UC625005  Mesembryanthemum nodiflorum F. R. Fosberg 1931-4-29 S 4732 Los Angeles 1 1/2 mi below Eagle's Nest (Middle Ranch Canyon); Santa Catalina Island, Middle Ranch Canyon 100 Comment
  UCD134512  Micropus californicus var. californicus M. Vincent 1963-5-22 358 Los Angeles Santa Monica Mountains. Intersection of Old Topanga Canyon and Mulholland. 1/2 mile off road. Comment
  UC557806  Microseris douglasii subsp. platycarpha Nell Murbarger 1936-3-1 51 Los Angeles San Clemente Island Comment
  RSA518011  Microseris lindleyi Steve Boyd, Orlando Mistretta 1986-3-31 1547 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA616264  Microseris lindleyi Scott D. White 1998-5-15 6493 Los Angeles Soledad Canyon area: proposed quarry area N of Soledad Canyon. Road., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 579 Comment
  RSA442636  Mimulus aurantiacus Louis C. Wheeler 1932-7-2 885 Los Angeles E Fork San Dimas Canyon, San Gabriel Mountains. 762 Comment
  OBI35967  Mimulus aurantiacus var. pubescens J. & B. Semple, B. Semple 1981-8-16 5627 Los Angeles Hills S of Westlake Village Comment
  RSA0080386  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-5-7 12588 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  UC718209  Mimulus aurantiacus var. pubescens Carl B. Wolf 1936-4-24 7774 Los Angeles base Santa Susana Pass 365 Comment
  UC917892  Mimulus aurantiacus var. pubescens Frank W. Gould 1944-4-16 2302 Los Angeles near corner of Skyline Drive and Ardsheal Drive; Whittier Hills Comment
  UCR210238  Mimulus cardinalis R. G. Swinney 2008-10-20 9660 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA0110536  Mimulus floribundus R. G. Swinney 2010-6-1 13136 Los Angeles San Gabriel Mountains; Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  SFV7519  Mimulus floribundus S. Feldman, M. H. Grayum 1975-5-13 134 Los Angeles Santa Monica Mountains Spring at head of Las Flores Canyon. Near Rambla Pacifico Road about 0.5 miles south of junction with Schueren Road. 488 Comment
  RSA587514  Mimulus fremontii var. fremontii Orlando Mistretta 1995-3-24 1557 A Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  RSA442750  Mimulus guttatus Arthur B. Shepard 1933-4-22 s.n. Los Angeles Hillsides, Verdugo Woodlands Comment
  RSA442764  Mimulus guttatus Thekla Mohr 1915-1 3448 Los Angeles North Fork, San Gabriel River. Comment
  RSA589073  Mimulus guttatus Orlando Mistretta 1994-6-6 1324 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  RSA341619  Mimulus guttatus F. C. Boutin 1967-4-23 1692 Los Angeles San Clemente Island: E side of island, next major drainageway and canyon SE of Lemon Tank. Comment
  RSA434686  Mimulus pilosus Anstruther Davidson 1901-08 1931 Los Angeles Rock Creek. Comment
  UC1595447  Mimulus pilosus Tim Ross 1992-7-10 6651 Los Angeles creek between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  RSA80487  Mimulus rubellus F. W. Peirson 1923-5-26 3527 Los Angeles Above Rock Creek Divide, north side of San Gabriel Mountains. 2073 Comment
  UCR259587  Mirabilis laevis R. G. Swinney 2010-4-15 12226 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  SFV15357  Mirabilis laevis J. C. Dittes 1990-3-2 29 Los Angeles San Fernando Valley South side of Big Tujunga Wash, 2 miles west of 210 Freeway on Sheldon Street roadcut. 305 Comment
  RSA0070283  Mirabilis laevis var. crassifolia LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7000 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
  SD52864  Mirabilis laevis var. crassifolia Peter H. Raven 1962-4-9 17174 Los Angeles San Clemente Island; Wilson Cove, in grassland near barracks. 60 Comment
  UC212963  Mirabilis laevis var. crassifolia S. B. Parish 1918-6-5 11877 Los Angeles Playa del Ray Comment
  UC1136570  Mirabilis multiflora var. pubescens A. Simontacchi 1935-5-26 45 Los Angeles 1 3/4 mi wsw Manzana; Tejon Quadrangle Comment
  SEINET5512230  Mohavea breviflora E A Carl 1964-1 Los Angeles Between 100th & 150th St W Palmdale Blvd Palmdale CA. Drainage area: Antelope Valley 792 Comment
  RSA659905  Monardella cinerea Orlando Mistretta 1991-7-19 s.n. Los Angeles Prairie Fork. 2134 Comment
  UCR193164  Monardella cinerea R. G. Swinney 1998-7-14 6439 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  LA62782  Monardella exilis Carl Epling; 1944-7-1 sn Los Angeles W of Little Rock Creek and N of Little Rock Comment
  RSA134388  Monardella exilis C. Epling 1944-7-1 s.n. Los Angeles Gravel pit west of Little Rock Creek, and north of Little Rock. Comment
  RSA408596  Monardella lanceolata var. lanceolata L. E. Hoffman 1931-5-30 s.n. Los Angeles Cucamonga Wash Comment
  CAS-BOT-BC220434  Monardella saxicola I. M. Johnston 1917-7-1 1440 Los Angeles San Antonio Mountains. Head of Evey Canon [Canyon] 1447 Comment
  RSA0003929  Monardella saxicola I. M. Johnston 1917-7-1 1440 Los Angeles Head of Evey canyon (on sunset trail) 1448 Comment
  UCR205945  Morus alba A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37073 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  CAS-BOT-BC108988  Mucronea californica Alice Eastwood 1906-5-27 352 Los Angeles Roscoe. Comment
  SBBG11606  Muhlenbergia appressa P. H. Raven 1962-5-9 17651 Los Angeles rd just N of Guds 249 Comment
  RSA725309  Muhlenbergia microsperma K. Dobry 1990-3-25 1 -231 Los Angeles Simi Hills at Dayton Canyon Comment
  UCR276799  Muhlenbergia microsperma R. G. Swinney 2011-3-29 14240 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
  RSA633359  Muilla maritima L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast Vincent 708 Comment
  SEINET12290167  Myrtaceae W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  SEINET893212  Myrtaceae H. M. Hall 1908-1 8234 Los Angeles Cultivated at Soldier's Home Comment
  UCSB10051  Nama demissa Krogen, Roger 1957-1 Los Angeles 1 mi. E of Pearblossom on HWY. 138 Comment
  RSA377624  Narcissus tazetta Robert Gustafson 1981-3-18 2130 Los Angeles Ballona Wetlands, Area 3. Comment
  CAS-BOT-BC259908  Nassella lepida Tim Ross; Orlando Mistretta 1993-5-27 7325 Los Angeles W end of the San Gabriel Mountains: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 819 Comment
  CAS-BOT-BC259924  Nassella lepida Carl Epling 1931-4-1 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA618720  Nassella lepida Scott D. White 1998-5-19 6534 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 425 Comment
  RSA584121  Nasturtium officinale Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 2987 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  UC856849  Navarretia atractyloides Louis C. Wheeler 1932-5-27 774 Los Angeles 2 mi n Claremont 411 Comment
  IRVC27774  Navarretia jaredii A. C. Sanders 2005-5-11 30136 Los Angeles Santa Clarita area, Plum Cyn, SW of Cruzan Mesa on bench n N side of cyn. Western San Gabriel/Liebre Mtns Region 573 Comment
  UCD48615  Navarretia prostrata Beecher Crampton 1963-5-8 6794 Los Angeles Los Angeles. N of Gardena, Rosecrans Ave, just W of its junction with Western Ave. Comment
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Feb 19 2006
  RSA586480  Nemacladus sigmoideus Orlando Mistretta, Mark Elvin 1995-6-20 1818 Los Angeles Bare Mountain Canyon. 1829 Comment
  UC24269  Nemophila menziesii var. integrifolia H. M. Hall 3081 Los Angeles Elizabeth Lake, Los Angeles Co. Comment
  RSA421267  Nemophila menziesii var. menziesii Louis C. Wheeler 1935-4-25 3437 Los Angeles Placerita Canyon. 457 Comment
  UC2046894  Nephrolepis cordifolia R. E. Riefner Jr. 2015-8-15 15 -227 Los Angeles City of Los Angeles, Pacific Palisades, vicinity of Arno Way and Pintoresca St. at Bay Club Drive. Comment
  CAS-BOT-BC231702  Nicotiana glauca Ira L. Wiggins 1925-6-1 1755 Los Angeles White's [Whites] Landing, Santa Catalina Island Comment
  CATA3482  Nicotiana glauca Nathalie Cartan, Benjamin Dion, Michael Thomas 2017-9-26 003 Los Angeles Santa Catalina Island: Interior; in drainage in the Middle Cottonwood Canyon watershed 213 Comment
  SFV20791  Nicotiana glauca L. Gross 2003-2-22 746 Los Angeles Verdugo Mountains South side of Verdugo Mountains a short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetary and north of debris basin. Next to road on west side of canyon. 287 Comment
  UC625744  Nicotiana glauca Annie M. Alexander 1939-6-26 851 Los Angeles Mint Canyon Comment
  UCR197092  Nicotiana glauca LeRoy Gross 2007-4-27 2654 Los Angeles Transverse Range; Verdugo Mountains, southern front of the range, west branch of Sherer Canyons, near some old foundations, south of powerlines 288 Comment
  LA33447  Nicotiana glauca Peter H. Raven; 1959-5-3 14091 Los Angeles SANTA MONICA MOUNTAINS, Woodrow Wilson Dr, 1.6 mi W of Cahuenga Pass. 304 Comment
  UCR205882  Nicotiana quadrivalvis A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37083 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  SEINET10950896  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3967 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCR157993  Nitrophila occidentalis David Charlton 1989-5-17 3182 Los Angeles Western Mojave Desert, southwest of Piute Ponds, Edwards Air Force Base 701 Comment
  RSA616070  Notholaena californica subsp. leucophylla Scott D. White, Brian Leatherman 1997-1-14 6047 Los Angeles NW San Gabriel Mts. Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  CDA18789  Nothoscordum gracile Mavis Sim 2000-1-18 PDR 1198710 Los Angeles 1137 Sixth St., Santa Monica. 0 Comment
  SBBG98630  Nuttallanthus texanus T. Ross 1991-5-20 5343 Los Angeles between Box and Horse Cyns 484 Comment
  SEINET6945570  Oenothera W. P. Vestal, A. G. Vestal 1955-3-26 3482 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  UCR126714  Olea europaea A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-7 27155 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
  SEINET6691727  Olea europaea Orson Howard 1903-1 s.n. Los Angeles The Palms, Los Angeles. Comment
  RSA3741  Oligomeris linifolia Carl B. Wolf 1932-5-11 3566 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  POM313405B  Opuntia X occidentalis Lyman Benson 1963-3-22 16243 Los Angeles San Gabriel Mountains. Eucalyptus grove above (north of) Cucamonga. 396 Comment
  UC1930092  Opuntia littoralis Valerie Soza, LeRoy Gross 2001-5-22 1241 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, above Ferguson Motorway. (Glendora: 34deg08'40''N, 117deg48'44.4''W; T1N R9W S27 SE/4 NW/4); Alt. 488 m/1600 ft. 488 Comment
  UCR214604  Opuntia littoralis A. C. Sanders 2003-6-19 26983 Los Angeles Western Transverse Range/Santa Clara River Watershed, near mouth of 'Off-haul Canyon', c. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch 305 Comment
  POM306087  Opuntia prolifera P. H. Raven 1962-5-9 17656 Los Angeles Just N of Gray, San Clemente Island 366 Comment
  RSA18914  Opuntia prolifera C. B. Wolf 1932-5-12 3596 Los Angeles Catalina Island. Indian Head Point, Little Harbor. 45 Comment
  RSA0076173  Orobanche bulbosa Timothy S. Ross, Steve Boyd 1990-5-17 2549 Los Angeles North Fork Mill Creek: along Forest Service Road 3N27, 7.8 road miles N of Big Tujunga Canyon Rd, ca. 430 m SSW of Plane Triangulation Point (4240 ft). 1264 Comment
  RSA0076270  Orobanche fasciculata Louis C. Wheeler 1967-7-15 10056 Los Angeles San Gabriel Mountains: SW side Mt. Waterman. 1950 Comment
  RSA579154  Orthocarpus purpurascens var. purpurascens Tim S. Ross, Darin Banks 1994-4-12 7496 B Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon ; ca 520 m SSE of where Drinkwater Canyon joins S. Fr. Canyon. 537 Comment
  UCSB7440  Oxalis corniculata Philbrick, Ralph 1954-3-1 Los Angeles South of La Verne, Puddingstone Dam, San Jose Mts. 304 Comment
  RSA600308  Oxalis pes-caprae Scott D. White 1997-3-12 4736 Los Angeles Zuma Beach; mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA489251  Oxytheca caryophylloides James L. Reveal, C. Rose Broome 1987-6-25 6575 Los Angeles San Gabriel Mountains: along the Angeles Crest Highway (California Hwy 2) at milepost 59.0, 1.2 miles west of Kratka Ridge Ski Resort and 5.2 miles west of the junction of California Hwy. 39 1982 Comment
  RSA755630  Oxytheca caryophylloides R. G. Swinney 2008-7-15 9213 Los Angeles Winston Peak. 2275 Comment
  UCR202931  Oxytheca parishii R. G. Swinney 2001-8-22 8070 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
  RSA506848  Oxytheca parishii var. parishii James L. Reveal, Barbara J. Ertter 1976-6-28 4558 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 1.7 mile northwest of Mill Creek Summit 1662 Comment
  UC1595362  Oxytheca parishii var. parishii Tim Ross and Steve Boyd 1990-6-18 3456 Los Angeles vicinity Camp Verdugo Pines (n draw draining to Jackson Lake); Mescal Creek USGS 7.5' Quad., San Gabriel Mountains 1877 Comment
  UCR202720  Oxytheca parishii var. parishii R. G. Swinney 2001-8-18 8057 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
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Aug 29 2012
  UCR276888  Oxytheca trilobata R. G. Swinney 2011-5-16 14748 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  POM145679  Packera breweri L. R. Abrams 1927-4-30 11720 Los Angeles Head of Antelope Valley. Comment
  UC147329  Packera breweri J. Burtt Davy 2650 Los Angeles Elizabeth Lake Comment
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Aug 2 2007
  RSA792776  Paeonia californica Justin M. Wood 2009-3-24 390 Los Angeles City of Claremont: Bernard Field Station, NW corner of Mills Ave. and Foothill Blvd. Northernmost portion of the station, east of RSABG. 410 Comment
  SBBG121011  Paeonia californica R. Burgess, P. Munro 1998-1-25 2632 Los Angeles Cheesebro Cyn Trail, un-named cyn N of Canyon View Trail 304 Comment
  CAS-BOT-BC422785  Papaver californicum Le Roy Abrams 1899-3-1 234 Los Angeles Santa Monica Mts Comment
  CAS-BOT-BC274175  Pappostipa speciosa Roxana S. Ferris 1918-6-12 947 Los Angeles 5 miles south of Lancaster Comment
  POM367111  Parapholis incurva F. R. Fosberg 1931-5-21 S 4946 Los Angeles Santa Catalina Island. Parson's Landing; Soapstone Quarries. Comment
  RSA653478  Parietaria hespera var. hespera Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 782 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  RSA678317  Parietaria hespera var. hespera Valerie L. Soza, Steve D. Boyd 2002-4-10 1398 Los Angeles Del Sur Ridge, east side of Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  UCR177758  Parietaria hespera var. hespera LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 956 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
  UCR182712  Parietaria hespera var. hespera R. G. Swinney 1998-2-16 5895 Los Angeles San Gabriel Mountains/San Gabriel Valley, mouth of San Gabriel River about 100-350 m north of Foothill Blvd., east bank 189 Comment
  SD187491  Parthenocissus vitacea R. E. Riefner Jr. 2007-5-27 Los Angeles Near El Monte, vicinity of Whittier Narrows Nature Center, floodplain of San Gabriel River at Peck St. 68 Comment
  SBBG57144  Paspalum distichum M. N. Ackley -Sep-1928 59 Los Angeles Avenue 45, Yellow Car line, Los Angeles 60 Comment
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May 7 2015
  SEINET10682153  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 446 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #91B. in Honduras Comment
  SEINET3152883  Pectocarya anisocarpa G. B. Grant 1906-4-18 913 Los Angeles Pasadena Comment
  RSA746795  Pectocarya linearis R. G. Swinney 2008-3-26 8565 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  CDA40694  Pectocarya linearis subsp. ferocula L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mtns.; Mill Canyon off Soledad Canyon. Comment
  RSA575129  Pectocarya penicillata R. G. Swinney 1994-4-23 2786 Los Angeles N of Cucamonga, ca .75 mi W of Cucamonga Canyon on W extension of Almond Ave. 646 Comment
  RSA549563  Pectocarya recurvata Tim Ross 1992-4-4 6094 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  UCR116292  Pectocarya setosa B. G. Pitzer 1998-5-12 3710 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  UCR272855  Pedicularis semibarbata R. G. Swinney 2011-8-5 15590 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  CATA1468  Pelargonium X hortorum Mark L. Hoefs, Robert F. Thorne 1996-4-6 2656 Los Angeles Santa Catalina Island: Wrigley Road, above junction of Middle Terrace Road, Avalon 91 Comment
  RSA187952  Pellaea andromedifolia var. andromedifolia R. F. Thorne 1966-4-28 36232 Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  RSA686908  Pellaea mucronata Freda Detmers 1930-6-18 s.n. Los Angeles Laurel Canyon Ridge Comment
  RSA686919  Pellaea mucronata Anonymous s.n. Los Angeles Santa Monica Mountains Comment
  SD232126  Pellaea mucronata var. californica T. R. Pray 1958-7-25 1101 Los Angeles E end of San Gabriel Mountains 2438 Comment
  RSA86270  Pellaea mucronata var. mucronata F. W. Peirson 1921-5-20 1510 Los Angeles Little Rock Creek, north slope of San Gabriel Mts. 960 Comment
  POM199762  Pellaea mucronata var. mucronata I. W. Clokey 1929-05 4537 Los Angeles Mandeville Canyon, Santa Monica Mountains. 450 Comment
  RSA640380  Pellaea mucronata var. mucronata L. C. Wheeler 1967-5-23 9686 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  JEPS15091  Penstemon centranthifolius A. D. Gifford 1935-2-12 432 Los Angeles 2 1/2 mi ssw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  UCR125941  Penstemon centranthifolius A. C. Sanders, Mark Elvin 2002-6-19 25189 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  JEPS26475  Penstemon centranthifolius Peter H. Raven, Henry J. Thompson 1960-4-12 15038 Los Angeles junction of Latigo Canyon Road with Mulholland Highway; Santa Monica Mountains, jct Latigo Canyon Rd w/Muholland 518 Comment
  UCR124569  Penstemon grinnellii B. C. Templeton 1932-6-17 4941 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCR259562  Penstemon grinnellii R. G. Swinney 2010-9-7 13698 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA408038  Penstemon grinnellii subsp. grinnellii F. H. Elmore 1936-4-23 314 Los Angeles Near Big Pines. Comment
  SD4639  Penstemon grinnellii var. grinnellii Ruth B. Randall Jul 184 Los Angeles Big Pines; playgrounds near Los Angeles. Comment
  UCR178921  Penstemon heterophyllus var. heterophyllus R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Colby Fire Rd., 100 yards south of Glendora Mtn. Road. 488 Comment
  UCR209909  Penstemon rostriflorus R. G. Swinney 2008-7-24 9296 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  POM11238  Penstemon speciosus F. W. Peirson 1922-7-5 3193 Los Angeles Big Pines, Swartout [Swarthout] Valley, San Gabriel Mountains. Comment
  RSA645651  Penstemon speciosus R. G. Swinney 1996-5-27 4736 Los Angeles San Gabriel Mountains: E of Table Mountain and NW of Wright Ridge. E-W-facing ridgetop, 2.25 miles SE of Smithsonian Observatory on E end of ridge. 2252 Comment
  UCR3993  Penstemon spectabilis Art Whistler 1965-4-13 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., approximately 0.75 mi along Dry Canyon to Cold Canyon Rd. from southern intersection with Mulholland Hwy in Calabasas 366 Comment
  RSA401800  Penstemon spectabilis E. A. Purer 1935-5-11 6585 Los Angeles Santa Monica Hills. Comment
  RSA401905  Penstemon spectabilis Francis W. Pennell, Harvey Anderson 1940-4-30 15300 Los Angeles Sanstone ridge, road to Saddle Peak, west Topanga. 732 Comment
  RSA0059018  Pentagramma triangularis Sara L. Crockett 1997-4-1 639 Los Angeles Santa Catalina Island. Offshoot canyon from Middle Canyon; 0.2 mile SW on Middle Canyon Road from pumphouse; SE side of road. 316 Comment
  RSA687366  Pentagramma triangularis subsp. triangularis F. R. Fosberg 1931-3-20 R 76 Los Angeles Santa Catalina Island, Hamilton Canyon. 35 Comment
  UCSB62238  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-9-5 Los Angeles San Gabriel Mtns., E. Fk. of the San Gabriel River, ca. 1 1/2 mi. above Fish Fork Camp 1097 Comment
  UC1713527  Pentagramma viscosa R. S. Norris 1893-1 Los Angeles Catalina Island Comment
  UC399588  Pentagramma viscosa R. L. Pendleton 1909-7-4 1417 Los Angeles s of Avalon; Santa Catalina Isl. 304 Comment
  RSA80368  Perideridia parishii subsp. latifolia F. R. Fosberg, J. Ewan 1931-8-12 5005 Los Angeles 1/2 mile west of Windy Camp, Mt. Islip. San Gabriel Mountains. 2287 Comment
  CAS-BOT-BC217834  Perideridia pringlei John R. Hodgson No date on label. 148 Los Angeles Tejon, Santa Barbara Forest Comment
  OBI28040  Peritoma arborea David J. Keil, Dirk Walters 1977-4-30 12276 Los Angeles On S side of rte 138 in vicinity of jctn with Los Angeles Co. rd N-2, across hwy from Quail Rservoir Comment
  CAS-BOT-BC73754  Peritoma arborea var. arborea W. R. Dudley 1895-1-4 s.n. Los Angeles San Pedro, bank above railway. Comment
  POM11708  Perityle emoryi R. L. Pendleton 1909-7-2 s.n. Los Angeles Santa Catalina Island. Road east of Avalon. 9 Comment
  UC557679  Perityle emoryi Nell Murbarger March 1936 83 Los Angeles e side and w side San Clemente Island Comment
  RSA445156  Petalonyx thurberi subsp. thurberi W. Hutchinson 1923-5-1 s.n. Los Angeles Mint Canyon. Comment
  RSA225748  Phacelia austromontana Robert F. Thorne 1971-6-12 39850 Los Angeles Angeles National Forest; Mt. San Antonio, Devil s Backbone 2744 Comment
  RSA0091150  Phacelia brachyloba R. G. Swinney 2011-7-7 15420 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  UCR222799  Phacelia brachyloba R. G. Swinney 2009-5-9 10709 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
  RSA584982  Phacelia brachyloba Tim S. Ross 1993-5-16 7154 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. 518 Comment
  CATA631  Phacelia cicutaria var. hispida Mark L. Hoefs 1991-4-16 1091 Los Angeles Santa Catalina Island: Near upper end of Renton Mine Road 304 Comment
  CHSC8397  Phacelia cicutaria var. hispida Edward L. Smith 1958-5-6 429 Los Angeles Located in Palmer Canyon. San Gabriel Mts. 609 Comment
  RSA0070277  Phacelia cicutaria var. hispida R. G. Swinney 2010-4-20 12289 Los Angeles Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA0119547  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-19 16586 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  SBBG128430  Phacelia cicutaria var. hispida M. L. Hoefs 1994-5-21 1845 Los Angeles SE end of Renton Mine Rd 262 Comment
  JEPS2007  Phacelia distans W. L. Jepson 1935-4-17 17055 Los Angeles 6 1/2 mi w Lancaster; w. Mohave Desert 731 Comment
  LA46945  Phacelia distans O. A. Plunkett; 1926-3-20 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  POM18110  Phacelia distans P. A. Munz 1923-5-25 6813 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  RSA426186A  Phacelia distans F. R. Fosberg 1931-4-13 4598 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. Comment
  UC1400396  Phacelia distans Robin S. Collins 1973-5-15 276 Los Angeles Trail Cyn Angeles National Forest, San Gabriel Mts. 670 Comment
  UC73681  Phacelia distans Geo. B. Grant 1901-1 958 Los Angeles Garvanza Comment
  UCR141311  Phacelia distans R. F. Thorne, Et al. 1970-5-1 39539 Los Angeles Mojave Desert/San Gabriel Mtns., along road to Valyermo c. 1 mi east of Pallett Ranch at foot of grade N of Pinyon Pine Ridge in Shoemaker Canyon 1402 Comment
  UCR221911  Phacelia distans R. G. Swinney 2009-4-28 10529 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA650532  Phacelia distans Paul Currie 1969-07 22 Los Angeles Tapia Park, Santa Monica Mountains. 213 Comment
  SEINET13711391  Phacelia distans J. Adams, J. Adams (Botany) 1965-1 74 Los Angeles Claremont, Thompson's Wash, N End Indian Hill Blvd 1400 Ft 427 Comment
  RSA426164  Phacelia fremontii Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  UCR163323  Phacelia fremontii B. G. Pitzer 1998-5-12 3705 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  RSA630747  Phacelia fremontii Louis C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1220 Comment
  RSA230027  Phacelia imbricata subsp. imbricata Robert F. Thorne 1971-6-26 40610 Los Angeles San Gabriel Mountains, Angeles National Forest: N slope San Gabriel Peak 1433 Comment
  POM156296  Phacelia imbricata subsp. patula L. R. Abrams 1902-6-29 2591 Los Angeles Mt. Wilson [San Gabriel Mountains] Comment
  UCR204817  Phacelia lemmonii R. G. Swinney 2005-8-22 8517 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  RSA748990  Phacelia longipes R. G. Swinney 2008-5-13 8869 Los Angeles Devils Punchbowl Co. Park, South Fork Trail 0.7 mi. east of Holcomb Canyon 1512 Comment
  UC702361  Phacelia longipes John Thomas Howell 1928-6-10 3889 Los Angeles Fish Canyon San Gabriel Mts. Comment
  CAS-BOT-BC134020  Phacelia minor Carl Epling 1930-4-10 s.n. Los Angeles Santa Monico Mountains. Mandeville Canyon Comment
  POM8592  Phacelia minor P. A. Munz 1920-5-2 3818 Los Angeles San Dimas Canyon. 457 Comment
  RSA0031809  Phacelia minor Geraldine Dodd 1992-5-9 009 Los Angeles San Gabriel Mts. 3 miles north of corner of Loma Alta Dr. & Lake Ave. in Altadena.Sam Merrill hiking trail. 1066 Comment
  SBBG98607  Phacelia minor T. Ross 1991-4-21 4523 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Cyn drainage just SW of old water tank 219 Comment
  RSA660471  Phacelia minor Mary C. Hunter 1994-5-25 22 Los Angeles Altadena foothills; Top of Lake Ave; East of Lake Ave. Comment
  CAS-BOT-BC145076  Phacelia mohavensis F. W. Peirson 1921-6-15 962 Los Angeles trail from Pine Flats to Chilao, San Gabriel Mts. 1676 Comment
  RSA59069  Phacelia parryi G. R. Campbell 1950-4-17 14590 Los Angeles Escondido Canyon, on road to Malibu Lake, 7 miles from Hwy Alt. 101. 457 Comment
  SBBG122083  Phacelia platyloba A. Parikh, N. Gale 2003-5-2 1742 Los Angeles 0.75 km N of jct of Interstate 5 and Magic Mtn Parkway, N of Santa Clara River 350 Comment
  UCR136838  Phacelia ramosissima John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  UCSB5426  Phacelia ramosissima Wedberg, H. 1958-7-19 Los Angeles Point Dume Comment
  RSA426115  Phacelia stellaris Unspecified 1904-5-14 6228 Los Angeles Playa del Rey. Comment
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Jul 3 2013
  SEINET3158327  Phacelia suffrutescens L. Abrams 1902-6-9 2497 Los Angeles Playa del Rey Comment
  UC881134  Phacelia tanacetifolia I. W. Clokey and B. C. Templeton 1930-4-8 4659 Los Angeles w Lancaster 400 Comment
  UCR281794  Phalaris aquatica Mitch Provance, Scott Duff 2017-6-29 617- 53 Los Angeles Catalina Island, Middle Canyon, E of McGee Lake, 0.2 miles SE of Middle Ranch Rd. and Cape Canyon Trail 207 Comment
  SD252260  Phalaris paradoxa Steven A. Junak 1999-5-8 Sca 907 Los Angeles Santa Catalina Island: On W side of Fern Canyon, in Cottonwood Canyon drainage, along abandoned road, W-facing hillside. 121 Comment
  UC73642  Phlox gracilis Geo. B. Grant Jun 1900 784 Los Angeles Lincoln Park Comment
  UCR125383  Phlox gracilis A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25726 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  RSA187971  Pholistoma auritum Robert F. Thorne 1966-4-5 35827 Los Angeles Santa Catalina Island, Cape Canyon. 274 Comment
  UCR260335  Pholistoma auritum R. G. Swinney 2010-5-4 12555 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR272756  Pholistoma auritum var. auritum Reid Moran 1941-3-7 684 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch 200 Comment
  RSA592268  Pholistoma membranaceum Louis C. Wheeler 1967-5-12 9490 Los Angeles San Gabriel Mountains. Ravine south of summit 4174, east of Vincent. 1250 Comment
  UC1971603  Pholistoma membranaceum Louis C. Wheeler 1968-4-17 s.n. Los Angeles SAN GABRIEL MTNS.: Big Rock Creek, 3/4 mile north of Big Rock Springs. Comment
  RSA213343  Pholistoma racemosum Reid V. Moran 1941-3-1 663 Los Angeles Arrow Point, Santa Catalina Island. 200 Comment
  RSA660867  Pholistoma racemosum Orlando Mistretta 1992-4-4 130 Los Angeles San Clemente Island. Comment
  UC6090  Phoradendron macrophyllum Harley P. Chandler 1897-1-1 Los Angeles Claremont, <Coble's> Canyon Comment
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Nov 25 2014
  RSA132815  Phoradendron pauciflorum Del Wiens 1953-12-10 881 Los Angeles San Gabriel Mountains, Crystal Lake Area. 1677 Comment
  RSA699987  Phyllodoce breweri Gordon Beisel 1933-07 s.n. Los Angeles Summit of Mount San Antonio Comment
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Jun 24 2013
  RSA310783  Pickeringia montana var. montana Harry Purdy 1982-6-16 142 Los Angeles Angeles National Forest, Hwy 2, 2.8 miles W of Clear Creek Ranger Station. 915 Comment
  POM310454  Picris echioides Margaret Hardinge 1945-10-23 23 Los Angeles Claremont irrigation ditch. 351 Comment
  UCR143646  Pinus A. C. Sanders 1987-12-4 7450 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  SEINET3871796  Pinus attenuata Clayton Newberry 1994-5-30 7229 Los Angeles San Gabriel Mountains. Angeles National Forest, SR 2 (Angeles Crest Highway) at Cloudburst Canyon.; 0 1890 Comment
  RSA169030  Pinus jeffreyi Mark Parratt 1964-2-6 607 Los Angeles Table Mountain, Table Mountain Campground area; N-facing slope 3 miles north of Big Pines Ranger Station, Angeles National Forest 2195 Comment
  RSA169007  Pinus ponderosa Mark Parratt 1964-4-8 622 Los Angeles Charlton Flats Recreation Area, Angeles Crest Highway 1646 Comment
  SBBG128786  Piptatherum miliaceum M. L. Hoefs 1995-6-21 2295 Los Angeles Upper Bullrush Cyn 286 Comment
  UCR261544  Pittosporum undulatum R. G. Swinney 2010-2-27 11708 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR223216  Plagiobothrys R. G. Swinney 2009-5-27 10888 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR47665  Plagiobothrys canescens var. catalinensis F. R. Fosberg 1932-5-7 10648 Los Angeles Channel Islands, Santa Catalina Island, ridges south of Grand Canyon 457 Comment
  RSA587148  Plagiobothrys collinus var. fulvescens Orlando Mistretta 1995-4-28 1659 Los Angeles San Gabriel Moutains: Santiago Canyon. Slopes W of main canyon. 1372 Comment
  RSA187759  Plagiobothrys collinus var. gracilis R. F. Thorne 1966-4-5 35804 Los Angeles Santa Catalina Island: W slope of Black Jack Mountain 518 Comment
  RSA545181  Plagiobothrys collinus var. gracilis Tim Ross 1992-4-16 6204 Los Angeles San Clemente Island: Central part of island on upland on upland Stipa pulchra grassland, 289 degrees WNW, 680m distant from 1603 peak above stone station 416 Comment
  UC1594376  Plagiobothrys collinus var. gracilis Tim Ross 1992-4-16 6204 Los Angeles central part San Clemente Island (289 degrees wnw, 680 m distant from 1603 ft peak above Stone station) 416 Comment
  RSA0076187  Plagiobothrys collinus var. gracilis Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5176 Los Angeles San Clemente Island: 1100 feet SSW of Twin Dams, 1450 feet NNW of Boulder marker (1859'). 490 Comment
  POM368890  Plagiobothrys nothofulvus Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon 396 Comment
  UC729796  Plantago coronopus Carl B. Wolf 1932-5-11 Los Angeles w side Isthmus Harbor; Santa Catalina Island 15 Comment
  LA33803  Plantago erecta Peter H. Raven; 1959-4-4 13959 Los Angeles Santa Monica Mountains, just E of Zuma Beach 30 Comment
  RSA495081  Plantago lanceolata A. C. Sanders 1988-5-18 7815 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Drive, and E of Vista Del Mar Blvd. 1 Comment
  SBBG106912  Plantago lanceolata M. L. Hoefs, R. F. Thorne 1996-4-6 2662 Los Angeles upper Avalon Cyn, Hermit's Gulch Trail, where trail crosses stream 164 Comment
  SD69564  Plantago major Robert F. Thorne 1966-6-1 36485 Los Angeles Santa Catalina Island; weed in former lawn of razed St. Catherine's Hotel, north of Avalon. 4 Comment
  SD66882  Plantago ovata R. Mitchel Beauchamp 1967-3-19 329 Los Angeles San Clemente Island, justbehind the beach at West Cove. Comment
  SBBG113099  Plantago ovata var. insularis S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1990-5-1 SCa 605 Los Angeles just S of Whitley's Pk 387 Comment
  POM320560  Platanthera leucostachys Greg Wright 1971-7-24 361 Los Angeles CA Highway 2 east of mileage marker LA71.84. San Gabriel Mountains. 2226 Comment
  RSA615706  Platanthera sparsiflora Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
  RSA729230  Platanthera sparsiflora Richard G. Swinney 1998-7-14 6415 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  UCR190047  Platanthera sparsiflora R. G. Swinney 1998-10-3 7004 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  UCR190060  Platanthera sparsiflora R. G. Swinney 1998-10-3 7015 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  CAS-BOT-BC91668  Platystemon californicus C. F. Baker 1909-5-15 5328 Los Angeles Claremont. Comment
  LA206294  Platystemon californicus A. M. Johnson; 1932-4-17 3969 Los Angeles 6 mi. W of Palmdale Comment
  UC635475  Platystemon californicus Curtis Ferris 1923-3-21 83 Los Angeles Fairmont Comment
  UC303428  Plectritis ciliosa subsp. insignis P. A. Munz 191 Los Angeles San Dimas, Puddingstone Canyon Puddingstone Canyon; San Dimas, Puddingstone Canyon Comment
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Aug 21 2012
  UCR113665  Poa pratensis subsp. pratensis L. C. Wheeler 1968-6-14 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Spring on north side of Blue Ridge by Guffy Camp Comment
  UCR270515  Poa secunda R. G. Swinney 2010-4-13 12198 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  CAS-BOT-BC236205  Poa secunda subsp. secunda L. R. A. 1901-4-1 1262 Los Angeles Santa Monica Mountains Comment
  RSA92324  Poa secunda var. secunda F. W. Peirson 1922-5-30 3072 Los Angeles west spur of Mt. Lowe 1371 Comment
  RSA616146  Polycarpon tetraphyllum Valerie L. Soza 1998-5-3 100 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  VVC2187  Polycarpon tetraphyllum Tim Thomas 1994-4-15 1687 Los Angeles Santa Monica Mountains, Stunt Ranch; at eastern switchback of Stunt Road just below xing w Cold Creek, on north side of road. 390 Comment
  RSA268491  Polycarpon tetraphyllum Mildred E. Mathias 1965-7-20 s.n. Los Angeles Mildred E. Mathias residence. West Los Angeles. Comment
  RSA0102410  Polygonum argyrocoleon Lyman Benson 1948-3-27 12859 Los Angeles Claremont. 365 Comment
  RSA466391  Polygonum argyrocoleon House, Grumbles Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  UCD100167  Polygonum aviculare subsp. depressum Kenneth A. Wilson 1961-2-21 873 Los Angeles Northridge. San Fernando Valley State College campus. Comment
  RSA66322  Polygonum lapathifolium F. W. Peirson 1924-8-23 5051 Los Angeles West Fork of San Gabriel River. 412 Comment
  LA94061  Polypodium californicum Lawrence L. Kiefer; 1966-3-20 1762 Los Angeles SANTA MONICA MOUNTAINS, Old Topanga Canyon, ca 2 mi from Topanga on Old Topanga Rd. 274 Comment
  SFV15492  Polypodium californicum E. J. Spencer 1992-2-14 7 Los Angeles San Gabriel Mountains Bear Canyon, east of Sand Canyon Road. Milepost 7.64. 457 Comment
  UC399456  Polypodium californicum C. F. Millspaugh 1920-1-13 4595 Los Angeles canyon up right hand branch of stream bed toward base of Black Jack White's Landing; Santa Catalina Isl. Comment
  UCSB62390  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's Canon Comment
  UCSB62303  Polypodium californicum Kiefer, Lawrence 1967-2-13 Los Angeles San Gabriel Mtns., unnamed tributary of the N fork of Pacoima Canyon, by the road ca. 3/4mi below N Fork Saddle, ca. 3/4mi N of the road 1219 Comment
  UCR182386  Polypogon interruptus R. G. Swinney 1998-5-9 6048 Los Angeles San Gabriel Mountains, San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 201 Comment
  CAS-BOT-BC232415  Polypogon monspeliensis 1902-6-20 s.n. Los Angeles Redondo Comment
  UC121875  Polypogon monspeliensis T. S. Brandegee 1890-5-12 Los Angeles Santa Catalina Island Comment
  RSA177766  Polypogon viridis R. F. Thorne, Percy C. Everett 1965-5-10 34436 -A Los Angeles Cape Canyon, Santa Catalina Island 274 Comment
  RSA623816  Polypogon viridis I. L. Wiggins 1921-11-16 s.n. Los Angeles Arroyo Seco Comment
  RSA755580  Polypogon viridis R. G. Swinney 2008-7-12 9169 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  UCR190274  Polystichum imbricans R. G. Swinney 1998-8-1 6618 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  UCR108382  Polystichum imbricans subsp. curtum L. C. Wheeler 1946-9-8 6353 Los Angeles San Gabriel Mtns., West fork of San Gabriel River, 0.5 - 0.75 mi west of Bear Creek, S side 534 Comment
  RSA693293  Polystichum imbricans subsp. imbricans Thekla Mohr 1915-1 256 Los Angeles North Fork, San Gabriel River. Comment
  SEINET13297617 Image available Polystichum munitum R. G. Swinney 2011-1 15953 Los Angeles San Gabriel Mountains: confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  CAS-BOT-BC102556  Populus fremontii Louis C. Wheeler 1932-4-9 574 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  UCR216910  Populus fremontii R. G. Swinney 2009-3-19 10133 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel 171 Comment
  RSA600986  Portulaca oleracea L. C. Wheeler 1967-6-26 9901 Los Angeles San Gabriel Mountains: Placerita Canyon. 610 Comment
  UCR24188  Potamogeton crispus John C. Roos 1950-7-15 4852 Los Angeles San Gabriel Valley, Whittier Narrows, San Gabriel River bed near Whittier 61 Comment
  RSA773909  Potentilla glandulosa R. G. Swinney 2009-7-22 11349 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  LA52094  Potentilla glandulosa subsp. glandulosa Martha Hilend; 1933-5-19 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA233346  Potentilla gracilis var. fastigiata Robert F. Thorne, M. Z. Thorne 1969-7-10 38406 Los Angeles Angeles National Forest: near Lodgepole Picnic ground, 1.5 miles SE of Dawson Saddle along Angeles Crest Highway. 2317 Comment
  RSA191368  Prunella vulgaris subsp. lanceolata Robert F. Thorne, M. Z. Thorne 1967-7-19 37178 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1982 Comment
  CHSC25551  Prunus ilicifolia Robert A. Schlising 1970-5-2 2946 Los Angeles Lopez Canyon, north of Pacoima. Comment
  UCSB2888  Prunus ilicifolia subsp. ilicifolia Gill, Robert 1959-4-23 Los Angeles P.C. Campus Comment
  RSA156033  Prunus ilicifolia subsp. lyonii Peter H. Raven 1962-5-22 17828 Los Angeles Santa Catalina Island: near mouth of Cherry Canyon 61 Comment
  RSA213411  Prunus lyonii M. B. Dunkle 1939-11-24 7343 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  RSA600742  Prunus virginiana var. demissa Louis C. Wheeler 1956-9-14 7233 Los Angeles San Gabriel Mountains: Prairie Fork. Comment
  RSA358745  Pseudognaphalium biolettii E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon Comment
  RSA760859  Pseudognaphalium biolettii R. G. Swinney 2009-2-20 10012 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UC1348963  Pseudognaphalium biolettii Robert F. Thorne 1966-4-4 35781 Los Angeles ne Isthmus Cove; Santa Catalina Island, Blue Cavern Point 30 Comment
  LA209936  Pseudognaphalium biolettii Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  SBBG55848  Pseudognaphalium biolettii M. A. Clauser 1965-3-19 151 Los Angeles cyn near San Antonio Dam 609 Comment
  CAS-BOT-BC356709  Pseudognaphalium californicum Alice Eastwood 1906-5-27 147 Los Angeles Country adjacent to Los Angeles. Laurel Canyon Comment
  UCD135058  Pseudognaphalium californicum Beth Greenhalgh 1993-4-14 33 Los Angeles Santa Monica Mtns., Kanan Cyn., Malibu, 50 yards down trail starting 100 feet north of South tunnel on Kanan Road. 457 Comment
  UCR209858  Pteridium aquilinum R. G. Swinney 2008-7-12 9179 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Volfe Canyon 0.4 mi. north of confluence with Big Dalton Canyon 622 Comment
  RSA690871  Pteridium aquilinum var. pubescens Geo L. Moxley, Cora Mae Life 1915-9-6 6450 Los Angeles Spanish Canyon, near Monrovia. Comment
  POM8634  Pterostegia drymarioides P. A. Munz, R. D. Harwood 1920-4-21 3696 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  RSA780674  Pterostegia drymarioides Elizabeth A. Kempton, Robert Lauri 2006-4-26 298 Los Angeles Fish Canyon. 272 Comment
  UC6911  Pterostegia drymarioides J. H. Barber 1897-6-2 162 Los Angeles Santa Monica Experimental Station Comment
  UCR258578  Pterostegia drymarioides R. G. Swinney 2010-4-23 12366 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA499258  Purshia tridentata var. glandulosa Albert J. Perkins 1919-5-30 s.n. Los Angeles Antelope Valley, desert near Rock Creek. Comment
  UCSB51536  Pyrrocoma racemosa var. sessiliflora Hodgson, John 1928-10-9 Los Angeles Peace Valley Meadow; Santa Barbara Forest 1066 Comment
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Apr 1 2015
  SEINET4689904  Quercus agrifolia Leila M. Shultz 1980-4-28 4035 Los Angeles Rancho Santa Ana Botanical Garden, San Gabriel Mountains Comment
  RSA0035995  Quercus berberidifolia R. G. Swinney 2010-6-21 13259 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  UC1870277  Quercus berberidifolia LeRoy Gross 2000-11-4 315 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way,east off La Tuna Canyon Road, Sun Valley. Elev. 1200 Feet. 365 Comment
  UC450850  Quercus berberidifolia Fay A. McFadden 1931-7-8 3078 Los Angeles Tuna Canyon Verdugo Hills Comment
  UCR126577  Quercus berberidifolia A. C. Sanders 2003-4-17 26075 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  UCR178167  Quercus berberidifolia LeRoy Gross 2000-11-4 319 Los Angeles Verdugo Mountains, trail at end of Morning Glow, past Sunglow Way, east of La Tuna Canyon Road, Sun Valley 366 Comment
  UCR178211  Quercus berberidifolia LeRoy Gross 2000-11-4 316 Los Angeles Verdugo Mountains, trail at end of Morning Glow, past Sunglow Way, east of La Tuna Canyon Road, Sun Valley 366 Comment
  CDA21856  Quercus chrysolepis C. R. Tower Sep 1949 Los Angeles San Dimas. 0 Comment
  LA46445  Quercus chrysolepis Mary V. Hood; 1941-10-2 41- 172 k* Los Angeles San Gabriel Mountains, Mt. Pacifico 1828 Comment
  POM2096  Quercus chrysolepis C. F. Baker 1909-3-20 5240 Los Angeles San Gabriel Mountains near Claremont. Comment
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Oct 10 2009
  RSA522457  Quercus chrysolepis Tim S. Ross 1990-7-10 4047 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  SBBG58046  Quercus chrysolepis R. Hoffmann 1931-8-22 Los Angeles Mt Wilson 1676 Comment
  SD1106  Quercus chrysolepis Mabel Eamond Jul 1928 Los Angeles Old Baldy, near Los Angeles, mountain canyons Comment
  UCR194607  Quercus chrysolepis R. G. Swinney 1998-8-13 6759 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  UCSB58436  Quercus chrysolepis McCaskill, June 1961-5-9 Los Angeles At foot of footbridge to 100 inch telescope, Mount Wilson, Sierra Madre Mountains, ca. 30 miles northeast of Los Angeles 1737 Comment
  CAS-BOT-BC86218  Quercus dumosa J. Ewan 1931-10-24 5259 c Los Angeles One mile above Malibu Lake on Seminole Hot Springs Rd. Santa Monica Mts. Comment
  CAS-BOT-BC86386  Quercus dumosa John Thomas Howell 1928-3-20 3476 Los Angeles Hills E of Vermont Canyon, Griffith Park Comment
  UC1135538  Quercus dumosa A. D. Gifford 1935-4-10 560 Los Angeles w end Liebre Mtn.; Angeles National Forest, Tejon Quad. 1524 Comment
  UC5591  Quercus dumosa W. H. Brewer Feb 1861 165 Los Angeles San Gabriel Comment
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May 21 2013
  SEINET13953259 Image available Quercus dumosa E. K. Balls, P. C. Everett 1952-1 18005 Los Angeles dry slopes, 7.7 mi. n. of jct. of Hwy 2, 1 mi. from Hidden Springs Comment
  CAS-BOT-BC79757  Quercus durata John Thomas Howell 1927-10-16 3151 Los Angeles on the trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  POM19010  Quercus durata var. gabrielensis E. S. Spalding 1921-2-23 s.n. Los Angeles Near Palmer Canyon, north of Claremont. Comment
  RSA476600  Quercus durata var. gabrielensis F. R. Fosberg 1931-11-29 7078 Los Angeles La Crescenta Comment
  RSA547825  Quercus durata var. gabrielensis Tim S. Ross 1990-6-20 3642 B Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA653527  Quercus durata var. gabrielensis LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 278 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. 610 Comment
  UC421652  Quercus durata var. gabrielensis John Thomas Howell 1927-10-16 3151 Los Angeles Santa Anita Canyon Trail San Gabriel Mts. Comment
  UCR238633  Quercus durata var. gabrielensis Anuja Parikh, Nathan Gale 2010-6-25 3364 Los Angeles Transverse Range; San Gabriel Mtns., upper Van Tassel Canyon, 0.2 km SW of Mount Bliss 1080 Comment
  RSA610963  Quercus engelmannii Louis C. Wheeler 1936-1-19 4071 Los Angeles Monrovia: Edge of San Gabriel Mountains, just above Pottinger Sanitarium. 290 Comment
  UCR222458  Quercus engelmannii R. F. Thorne 1980-4-26 54146 Los Angeles Channel Islands; Santa Catalina Island, Blackjack Camp, west slope of Blackjack Peak 518 Comment
  UCR143539  Quercus garryana var. breweri Ward B. Holt 1941-10-19 5 -1941 Los Angeles Transverse Range, Not far from Artesian Spring Camp, road east of reservoir, Bouquet Canyon to Loma Pelona Lookout 1280 Comment
  OBI79189  Quercus ilex A. C. Sanders, Dan S. Cooper 2010-4-30 38124 Los Angeles South Coast: Madrona Marsh, Torrance (Torrance 7.5' Q) 24 Comment
  UCSB34863  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge, West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  POM8081  Quercus lobata P. A. Munz, R. D. Harwood 1920-5-17 3999 Los Angeles San Fernando Valley. 76 Comment
  UCSB27970  Quercus lobata Lloyd, Robert 1959-3-24 Los Angeles Oak Flats Fire Station, ten miles north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  RSA187775  Quercus pacifica Robert F. Thorne 1966-9-16 36717 Los Angeles Santa Catalina Island, Renton Mine Road, near upper end Pebbly Beach Canyon 259 Comment
  RSA476562  Quercus pacifica F. R. Fosberg 1931-5-5 S 4771 Los Angeles Santa Catalina Island, Bullrush Canyon 60 Comment
  CAS-BOT-BC258367  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 271 Los Angeles Santa Catalina Island, Cherry Canyon 300 Comment
  RSA488004  Quercus tomentella Mark Hoefs 1974-10-3 583 Los Angeles Santa Catalina Island, lower Cape Canyon just above buffalo corrals 305 Comment
  SBBG43930  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SJSU638  Quercus tomentella F. R. Fosberg 1931-12-11 7155 Los Angeles Gallagher's Canyon rt fk, Santa Catalina Island 39 Comment
  UCD47346  Quercus tomentella Larry DeBuhr; Gary Wallace 1972-9-2 700 Los Angeles San Clemente Island, Los Angeles Co; on rocky canyon walls in the second large canyon south of Lemon Tank. On Santa Cruz, Santa Rosa, Santa Catalina, San Clemente Island, and the Guadalupe Island. 365 Comment
  RSA0038307  Quercus wislizeni Ivan Johnston 1916-11-27 s.n. Los Angeles Mts. above Claremont. 2133 Comment
  RSA23552  Quercus wislizeni var. frutescens Carl B. Wolf 1939-12-28 9546 Los Angeles Liebre Mts. 6 mi. from Sandberg's, on rd to Pine Canyon. 1098 Comment
  RSA604496  Quercus wislizeni var. frutescens Louis C. Wheeler 1932-9-12 1377 Los Angeles San Gabriel Mountains: San Antonio Canyon; west of Hog Back. 1311 Comment
  CLARK-A1528-2910  Quercus wislizeni var. frutescens John C. Roos 1941-10-4 865 Los Angeles San Gabriel Mountains Comment
  RSA0084874  Rafinesquia californica R. G. Swinney 2010-5-4 12548 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  LA32188  Ranunculus californicus Henry J. Thompson; 1959-4-12 1917 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 0.25 mi W of Las Virgenes Rd (N1). 182 Comment
  SEINET3836582 Image available Ranunculus hebecarpus Marcus E. Jones 1882-5-3 3219 Los Angeles Pasadena Comment
  CAS-BOT-BC74277  Raphanus sativus Raymond Lindholm 1961-2-3 s.n. Los Angeles Near Laverne. Comment
  RSA608062  Raphanus sativus L. C. Wheeler 1931-2-15 s.n. Los Angeles Pomona. Comment
  UC420721  Rhamnus californica subsp. californica J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  RSA590513  Rhamnus ilicifolia Tim S. Ross, W. Appleby 1993-5-20 7203 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  RSA611533  Rhamnus ilicifolia Louis C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mountains: Cattle Canyon, 1 mile E of mouth of Coldwater Canyon. 945 Comment
  UCR186748  Rhamnus ilicifolia T. B. Salvato, Sandra Murcia 2007-3-28 2004 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  POM9557  Rhamnus ilicifolia P. A. Munz 1920-3-10 3529 Los Angeles 1.5 mi. east of Claremont. 366 Comment
  SBBG129208  Rhamnus pirifolia A. Eastwood 1917-7-20 6469 Los Angeles Santa Catalina Island Comment
  UC17941  Rhus J. H. Barber 1897-1 311 Los Angeles Santa Monica Canyon Comment
  OBI25836  Rhus aromatica Glen Holstein 1970-4-19 2 Los Angeles Indian Canyon 1 mile south of Soledad Canyon Rd Comment
  RSA0094374  Rhus aromatica R. G. Swinney 2011-5-31 14924 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  UCR200112  Rhus aromatica Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 655 Los Angeles 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 579 Comment
  CAS-BOT-BC170451  Rhus integrifolia John H. Thomas 1957-4-27 6669 Los Angeles Pt. Dume, about 18 miles due west of Santa Monica 60 Comment
  OBI69360  Rhus integrifolia John Knapp, Denise Knapp 2002-11-27 5 Los Angeles Santa Catalina Island. Lovers Cove, 0.10 of a mi S of stop sign at the Mole. 6 Comment
  RSA239456  Rhus integrifolia E. R. Blakely 1962-6-9 5198 Los Angeles San Clemente Island. North slope of canyon west of road, 2 1/2 miles north of China Point. 168 Comment
  RSA386487  Rhus integrifolia C. Epling, Ellison 1930-3-28 s.n. Los Angeles Las Flores Canyon. Santa Monica Mountains. Comment
Read comments
Dec 12 2018
  RSA590486  Rhus integrifolia T. S. Ross, Walter Appleby 1993-5-20 7202 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  RSA670685  Rhus integrifolia B. C. Templeton 1968-2-25 11399 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  SBBG39114  Rhus integrifolia K. K. Muller 1953-5-2 585 Los Angeles slopes of Swain Cyn, above Camp Orizaba Comment
  SBBG97000  Rhus integrifolia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4402 Los Angeles Bryce Cyn near Malo Pt Comment
  UCR55903  Rhus integrifolia J. A. Adams 1965-3-18 71 Los Angeles San Gabriel Valley, Pomona College Wash [=west edge of San Antonio Creek channel?], Claremont 336 Comment
  CAS-BOT-BC167950  Rhus ovata Alice Eastwood 1919-6-20 9052 Los Angeles Mt. Wilson Comment
  SBBG13595  Rhus ovata P. H. Raven 1962-5-2 17803 Los Angeles upper Bullrush Cyn, on W side 289 Comment
  SBBG71086  Rhus ovata R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UC1130527  Rhus ovata A. D. Gifford 1935-3-15 478 Los Angeles 2.5 mi sw Red Mountain; Angeles National Forest 518 Comment
  UCD116942  Rhus ovata Kenneth A. Wilson 1961-3-11 995 Los Angeles San Francisquito Canyon Road and Clear Water Canyon. Comment
  RSA356023  Rhus trilobata R. F. Thorne 1973-3-14 42647 Los Angeles San Dimas Canyon near its mouth. Comment
  RSA670407  Rhus trilobata B. C. Templeton, H. J. Andrews 1938-6-22 1691 Los Angeles Mint Canyon Comment
  UC56270  Rhus trilobata Ernest Braunton 1902-6-1 487 Los Angeles Griffith Park Comment
  CHSC95384  Rhynchelytrum repens LeRoy Gross; Naomi Fraga, Bill Hogshead 2002-3-21 499 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side: South of La Tuna Canyon Road, at end of Morning Glow Way. Slope on west side of Chandler Canyon. 449 Comment
  CAS-BOT-BC92297  Ribes amarum Geo. B. Grant 1906-2-21 6593 Los Angeles Mount Wilson. Comment
  UCR3493  Ribes amarum Frances Miller 1964-4-11 6417 Los Angeles San Gabriel Mtns, Southern slopes of Mt. Wilson, 1 mi up trail from Winter Creek Trail to Orchard Camp Trail, Winter Creek Canyon 1220 Comment
  CAS-BOT-BC92443  Ribes aureum var. gracillimum L. Street 1919-3-16 2399 Los Angeles Lone Hill. Comment
  RSA279074  Ribes aureum var. gracillimum Robert F. Thorne 1971-4-9 41527 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  SFV1605  Ribes aureum var. gracillimum K. A. Wilson 1962-2-26 1251 Los Angeles Santa Monica Mountains Mulholland Drive and Topanga Canyon Blvd. 300 Comment
  UC519887  Ribes aureum var. gracillimum O. A. Plunkett 1926-3-6 Los Angeles Sierra Madre Santa Anita Canyon Comment
  RSA9767  Ribes aureum var. gracillimum Louis C. Wheeler 1932-2-12 445 Los Angeles San Gabriel Wash 107 Comment
  CAS-BOT-BC93100  Ribes californicum var. hesperium Ellsworth Bethel 1920-6-29 s.n. Los Angeles Orchard Camp on Mount Wilson Trail. Comment
  CAS-BOT-BC93104  Ribes californicum var. hesperium Joseph Andorfer Ewan 1932-2-27 7025 Los Angeles Santa Monica Mountains. Mandeville Canyon. 304 Comment
  LA50720  Ribes californicum var. hesperium A. M. Johnson; 1932-5-30 4081 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  SFV16157  Ribes malvaceum P. A. Krueger 1994-5-11 18 Los Angeles San Gabriel Mountains 1 mile east on 2N24 from Newcomb's Saddle. 1200 Comment
  UC11609  Ribes malvaceum J. H. Barber 1897-1-17 21 Los Angeles Sullivan's Canyon Santa Monica Mts. Comment
  RSA441458  Ribes malvaceum var. viridifolium Freda Detmers 1929-2-16 s.n. Los Angeles Griffith Park Comment
  UC921822  Ribes malvaceum var. viridifolium I. W. Clokey, B. Templeton 1930-4-2 4607 Los Angeles Mulholland Drive Comment
  RSA0116480  Ribes nevadense R. G. Swinney 2010-9-30 13947 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
  RSA264157  Ribes nevadense W. Wisura 1977-6-17 3681 Los Angeles Along trail to Blue Ridge. Comment
  RSA476200  Ribes nevadense Bonnie C. Templeton 1932-5-31 4853 Los Angeles Vincent Gulch below Big Pines Park. 2160 Comment
  SD215556  Ribes quercetorum Steve Boyd, Timothy S. Ross 1997-3-21 9211 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Tropedel Spriong. 1182 Comment
  RSA476237  Ribes roezlii F. R. Fosberg 1971-8-12 S 5564 Los Angeles Buckhorn trail, NW ridge Mt. Islip. 2140 Comment
  RSA476293  Ribes speciosum Freda Detmers 1929-2-24 s.n. Los Angeles Laurel Canyon Comment
  UCSB2678  Ribes speciosum Kamb, Peter 1948-3-6 Los Angeles Upper Sonoran Zone; Southern crest of the San Rafael Hills Comment
  CAS-BOT-BC168672  Ribes speciosum Dr. H. E. Hasse 1889-1-19 s.n. Los Angeles Unspecified Comment
  SBBG41340  Ribes viburnifolium M. R. Benedict 1970-6-29 Los Angeles N side of west end, near Lorenzo Pt Comment
  UCR95745  Rigiopappus leptocladus Steve Boyd, O. Mistretta, J. Dolan 1996-4-18 8549 Los Angeles Liebre Mtns., upper Osito Canyon between Interstate 5 and Old Ridge Route 854 Comment
  RSA597043  Rorippa curvipes var. truncata Timothy S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3826 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  POM243840  Rosa californica F. R. Fosberg 1931-5-2 S- 4743 Los Angeles Santa Catalina Island, Middle Ranch Dam Comment
  RSA600132  Rosa californica Steve D. Boyd, Lauren Raz 1997-5-28 9832 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
  POM20553  Rosa woodsii subsp. gratissima F. W. Peirson 1922-7-5 s.n. Los Angeles Big Pines, Swartout [Swarthout] Valley, San Gabriel Mountains. Comment
  UCR272950  Rubus leucodermis R. G. Swinney 2011-7-29 15582 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 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
  UC1128622  Rubus ursinus A. D. Gifford 1935-5-8 697 Los Angeles 4 3/4 mi ene Warm Springs; Angeles National Forest, Tejon Quad. Comment
  RSA588911  Rumex acetosella Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2952 Los Angeles San Gabriel Mountains, Upper Tujunga Canyon: ridge descending NE from Barley Flats Road toward Big Tujunga Creek (ca. 0.9-1.4 air-miles E of Barley Flats) 1280 Comment
  CAS-BOT-BC421761  Rumex conglomeratus Henry J. Thompson 1959-5-24 1994 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). 0.7 miles north of Coast Highway, Tuna Canyon 91 Comment
  CATA1302  Rumex conglomeratus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2392 Los Angeles Santa Catalina Island: River bed just below upper Cape Canyon Reservoir 304 Comment
  LA99292  Rumex conglomeratus Peter H. Raven; Henry J. Thompson 1960-7-17 15543 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  CATA1974  Rumex salicifolius F. R. Fosberg 1931-4-29 4708 Los Angeles Santa Catalina Island: Cottonwood Canyon mouth 3 Comment
  RSA65474  Rumex salicifolius var. salicifolius F. W. Peirson 1919-6-14 29 Los Angeles Rock Creek, north slopes of San Gabriel Mts. 1296 Comment
  RSA127423  Ruppia maritima Peter H. Raven, Henry J. Thompson 1959-10-18 14656 Los Angeles Santa Monica Mtns, back of beach, near mouth of Topanga Creek 2 Comment
  RSA0062518  Sairocarpus coulterianus R. G. Swinney 2010-4-20 12318 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  UCR101711  Salazaria mexicana B. G. Pitzer 1998-5-23 3748 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA127826  Salicornia virginica H. J. Thompson 1959-9-6 14369 Los Angeles Near mouth of Malibu creek. 3 Comment
  RSA0115851  Salix Steven A. Junak 1999-5-20 SCa- 928 Los Angeles Santa Catalina Island. Cottonwood Canyon, at reservoir. 134 Comment
  RSA0016798  Salix babylonica George B. Grant 1901-5-6 s.n. Los Angeles Pasadena; O[ak] Knoll; Lake Am [label is cut off] Comment
  CAS-BOT-BC103154  Salix bonplandiana A. D. E. Elmer 1902-6-1 3673 Los Angeles Lancaster Comment
  RSA613032  Salix exigua Louis C. Wheeler 1975-4-2 s.n. Los Angeles San Gabriel Mountains: Millard Canyon just above Canyon Crest Road. Comment
  SBBG124475  Salix exigua R. Burgess, P. Munro 1999-4-17 3268 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk, above second narrows 502 Comment
  LA208647  Salix exigua var. hindsiana Carl Hedin; Joseph Ewan 1933-1-28 7639 Los Angeles San Fernando Valley, Los Angeles River, 400 m E of Radford Ave [Area 1] Comment
  LA38818  Salix exigua var. hindsiana Peter H. Raven; 1959-10-4 14560 Los Angeles Santa Monica Mountains, Point Mugu, just W of point 15 Comment
  UCR162060  Salix gooddingii Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  LA30464  Salix laevigata Jane Turner; T. Mosquin 1958-11-16 C 56 Los Angeles 45 Comment
  LA208835  Salix lasiandra John O'Leary; 1975-5-14 366 Los Angeles at base of Tehachapi Mountains, about 1.4 mi SE of Gorman 1127 Comment
  UC492429  Salix lasiandra subsp. lasiandra Carl W. Sharsmith 1932-1-17 12 Los Angeles ca. 11 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  CAS-BOT-BC128136  Salix lasiandra var. lasiandra Marcus E. Jones 1930-2-2 s.n. Los Angeles Near Laguna Comment
  POM123207  Salix lasiolepis Marcus E. Jones 1882-3-7 s.n. Los Angeles Pasadena. Comment
  POM182047  Salix lasiolepis F. R. Fosberg 1932-3-3 7410 Los Angeles Agoura (Picture City). Comment
  POM362752  Salix lasiolepis Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA443538  Salsola tragus A. C. Sanders 1987-9-18 7358 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive. 38 Comment
  UCR277249  Salsola tragus R. G. Swinney 2010-9-30 13930 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
  RSA444927  Salsola tragus R. Bardell 1930-01 s.n. Los Angeles El Segundo. Comment
  SFV11242  Salsola tragus D. K. Shayne 1966-3-9 103 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  RSA0069769  Saltugilia australis LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6987 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA590856  Saltugilia splendens subsp. splendens T. S. Ross, S. D. Boyd 1990-5-15 2519 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 Comment
  RSA71890  Saltugilia splendens subsp. splendens F. W. Peirson 1918-10-16 s.n. Los Angeles Pacoima Canyon, west end of San Gabriel Mts. 534 Comment
  RSA411307  Salvia apiana Fordyce Grinnell Jr. 1910-06 3283 Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  RSA772281  Salvia apiana R. G. Swinney 2009-5-9 10703 Los Angeles Azusa, San Gabriel River 0.1 mi. north of San Gabriel River Bike Path parking lot at Hwy 39 junction 226 Comment
  SEINET3101621  Salvia apiana G. Rink 2011-6-1 10582 Los Angeles Chino Hills, northeast of La Brea. 260 Comment
  RSA411298  Salvia apiana M. Bisbee 1917-5-26 s.n. Los Angeles Hills north of Eagle Rock Valley. Comment
  RSA442851  Salvia apiana William Emboden 1969-5-28 41 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  SBBG117927  Salvia apiana C. G. Pringle 1882-4-27 Los Angeles Los Angeles County [no specific locality] Comment
  UC1124668  Salvia carduacea A. D. Gifford 1935-3-29 529 Los Angeles 5.5 mi nw Redrock Mountain; Angeles National Forest, Tejon Quad. 1249 Comment
  UCSB7839  Salvia carduacea Holmes, John 1963-5-3 Los Angeles along Calif 138; 4.8 miles west of San Bernardino County line 944 Comment
  RSA570179  Salvia columbariae Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4794 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA620658  Salvia columbariae B. Pitzer 1998-5-23 3757 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca 1/2 mi. S of Sierra Hwy., [UTM 10km cell: 11SLJ-9E, 1N. Soledad Canyon] 945 Comment
  SEINET3098334 Image available Salvia columbariae Richard G. Swinney 2009-4-2 10260 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. (Valyermo 7.5 Q.) 1223 Comment
  SFV3210  Salvia columbariae K. A. Wilson 1961-2-8 840 Los Angeles San Gabriel Mountains Route 6, about 7 miles north of Forest Park. 745 Comment
  RSA0056295  Salvia columbariae Geo. E. Julian 1963-4-20 s.n. Los Angeles Cal Poly, Kellogg Campus, Pomona. Comment
  RSA401450B  Salvia columbariae H. de Forest 1929-3-21 s.n. Los Angeles Palos Verdes Hills Comment
  RSA524171  Salvia leucophylla Tim S. Ross, Steve D. Boyd 1990-6-6 2876 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA0056364  Salvia leucophylla James R. Shevock 1970-4-23 143 Los Angeles Topanga Canyon. 426 Comment
  RSA0091073  Salvia mellifera R. G. Swinney 2011-3-17 14124 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  RSA226170  Salvia mellifera Gary D. Cromwell, David W. Wheat 1971-4-16 520 Los Angeles Lower Mystic Canyon, Angeles National Forest; 2 miles NE of Glendora. Comment
  RSA580958  Salvia mellifera Jamie Kneitel 1994-4-28 46 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  RSA653896  Salvia mellifera Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 822 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 366 Comment
  RSA706909  Salvia mellifera Gary D. Wallace, M. Wallace 1985-3-2 2182 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  UCR219823  Salvia mellifera R. G. Swinney 2009-4-16 10371 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel fire road, Van Tassel Canyon 439 Comment
  UCR271792  Salvia mellifera R. G. Swinney 2010-5-7 12582 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA434073  Salvia spathacea E. Crow 1929-5-5 353 Los Angeles Santa Monica Mountains: Pacific Palisades. Comment
  RSA477540  Sambucus mexicana M. B. Dunkle 1928-5-28 1984 Los Angeles Santa Catalina Island, Avalon Canyon. Comment
  RSA477567  Sambucus mexicana Robin S. Collins 1973-5-15 267 Los Angeles Angeles National Forest, San Gabriel Mountains. Trail Canyon, into canyon ca. 1/2-1 mi from beginning of pack trail 640 Comment
  RSA596802  Sambucus mexicana T. S. Ross, J. Mark Porter 1995-5-4 8509 Los Angeles Texas Canyon: ca 2.8 road miles NE of Bouquet Canyon Road. 610 Comment
  UCR252871  Sambucus nigra subsp. caerulea R. G. Swinney 2010-3-10 11802 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  SD66839  Sanicula arguta R. Mitchel Beauchamp 1967-3-17 253 Los Angeles San Clemente Island, grassy slope east of Wilson Cove Comment
  SEINET4044457 Image available Sanicula arguta D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 182 Comment
  RSA470994  Sanicula arguta Ella M. Kennedy 1923-02 s.n. Los Angeles South Pasadena, Hillside Comment
  SD51806  Sanicula arguta Roy L. Taylor, R. O. Ornduff 1960-3-18 4382 Los Angeles Santa Catalina Island, Hillside opposite power plant near pebble beach Comment
  SEINET269288  Sanicula crassicaulis Scott D. White, Chet McGaugh 1995-5-9 3004 Los Angeles E edge of Santa Susana Mts W of San Grabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  UCR190054  Sarcodes sanguinea R. G. Swinney 1998-9-7 6931 Los Angeles San Gabriel Mtns., Dawson Peak ridge, Dawson Peak Ridge Trail 2829 Comment
  UC625067  Satureja douglasii F. R. Fosberg 1931-4-28 S 4702 Los Angeles Eagle's Nest Santa Catalina Id., Middle Ranch Canyon (creek bed) 180 Comment
  UC884018  Satureja douglasii Carl B. Wolf 1932-10-5 Los Angeles junction of Isthmus Road and road to Black Jack Peak; Santa Catalina Island 243 Comment
  CAS-BOT-BC239927  Schismus arabicus Ernest C. Twisselmann 1966-4-27 12107 Los Angeles Hi Vista 868 Comment
  RSA503444  Schismus arabicus L. C. Wheeler 1967-5-12 9425 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UCR95584  Schoenoplectus acutus var. occidentalis L. C. Wheeler 1946-8-28 6271 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  POM50489  Schoenoplectus americanus Le Roy Abrams 1901-04 1448 Los Angeles Los Angeles River. Comment
  RSA366049  Schoenoplectus americanus Anstruther Davidson 1890-1 s.n. Los Angeles River. Comment
  UCSB63431  Scrophularia peregrina Ross, Tim; Boyd, Steve 1993-3-24 Los Angeles On the SE edge of Indian Hill Mesa 402 Comment
  POM155786  Scrophularia villosa M. B. Dunkle 1928-4-21 1865 Los Angeles Santa Catalina Island: Renton Mine Hill 305 Comment
  SD84816  Scrophularia villosa Reid Moran 1941-2-28 645 Los Angeles Johnson's Valley, Santa Catalina Island 99 Comment
  RSA0115847  Scrophularia villosa Steven A. Junak 1999-4-24 SCa- 866 Los Angeles Santa Catalina Island. Below Empire Landing Road. 414 Comment
  CHSC5106  Scutellaria siphocampyloides M. MacArthur 1967-7-16 91 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping to right at fork--left side of road. by intermittent stream bed, Angeles National Forest. 1584 Comment
  SD239808  Scutellaria siphocampyloides R. G. Swinney 2009-7-23 11395 Los Angeles Transverse Range; San Gabriel Mountains: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy (Chilao Flat 7.5'Q) 1720 Comment
  UC284663  Scutellaria tuberosa G. B. Grant Feb. 1901 3393 Los Angeles Pasadena Comment
  UC1874982  Selaginella bigelovii Ruth Kirkpatrick 2001-7-30 1081 Los Angeles San Gabriel Mountains at Red Box Picnic Area on Angeles Crest Hwy (Hwy 2), Angeles National Forest Red Box Station. Angeles Crest Hwy and Mount Wilson/Red Box 1432 Comment
  UCR193689  Selaginella bigelovii R. G. Swinney, Dave Larson 1999-5-29 7226 Los Angeles San Gabriel Mtns., San Dimas Canyon, at waterfall in main fork c. 600 m north of confluence with East Fork 610 Comment
  RSA639389  Selaginella bigelovii Louis Cutter Wheeler 1933-2-23 1482 Los Angeles Vasquez Rocks, Soledad Canyon drainage 838 Comment
  RSA783539  Senecio douglasii J. D. Olmsted 1959-5-13 623 Los Angeles Camp Baldy Road near mouth of San Antonio Canyon, San Gabriel Mountains, Drainage Area to San Antonio Creek. 701 Comment
  CAS-BOT-BC333084  Senecio flaccidus var. douglasii John Thomas Howell 1927-11-13 3203 Los Angeles 1 1/2 miles east of Elizabeth Lake, Liebre Mountains 914 Comment
  RSA191643  Senecio flaccidus var. douglasii R. F. Thorne, M. Z. Thorne 1966-8-29 36602 Los Angeles along Angeles Crest Hwy near junction with road to Blue Ridge Camp 2255 Comment
  RSA529898  Senecio flaccidus var. douglasii Timothy S. Ross 1991-8-16 5806 Los Angeles San Gabriel Mountains: Clear Creek Canyon, roadcut along Angeles Forest Hwy. 1085 Comment
  UCR272964  Senecio flaccidus var. douglasii R. G. Swinney 2011-6-29 15334 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  CAS-BOT-BC341196  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Santa Catalina Island. Between Avalon & Pebbly Beach 30 Comment
  POM257574  Senecio lyonii C. B. Wolf 1932-5-14 3630 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  UCR204200  Senecio lyonii Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 146 Los Angeles Channel Islands, San Clemente Island 9 Comment
  UCR180383  Sidalcea malviflora Scott D. White, Andrea Warniment 2006-7-6 11603 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  SD51912  Silene antirrhina Peter H. Raven 1962-5-9 17680 Los Angeles San Clemente Island; near head of canyon above Mosquito Cove. 340 Comment
  RSA592483  Silene gallica Mark L. Hoefs, Doug Propst 1973-3-14 113 Los Angeles Santa Catalina Island. Between Moonstone and White s Cove 61 Comment
  LA99388  Silene gallica Walt Westman; E. R. Hobbs 1979-1 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  RSA477876  Silene gallica M. B. Dunkle 1938-3-20 s.n. Los Angeles Palos Verdes Hills, Los Angeles. Comment
  RSA533998  Silene gallica Timothy S. Ross 1991-5-17 5126 Los Angeles San Clemente Island, eastern escarpment, 1400 ft. SSE of Jack (not Jack Point), and 1350 ft. NW of the mouth of Larkspur Canyon. 145 Comment
  CAS-BOT-BC174898  Silene laciniata Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC174908  Silene laciniata Le Roy Abrams 1901-4-3 1295 Los Angeles Santa Monica Mts. 304 Comment
  CHSC26099  Silybum marianum H. Takahashe 1967-5-10 90 Los Angeles Cal State L.A., SE corner of State College Drive and Eastern Ave. 137 Comment
  RSA587362  Sisymbrium altissimum Orlando Mistretta 1992-5-4 252 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  UCR223071  Sisymbrium altissimum R. G. Swinney 2009-5-6 10679 B Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  UCR280562  Sisymbrium altissimum R. G. Swinney 2014-4-10 16012 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  UCR252770  Sisymbrium irio R. G. Swinney 2010-3-10 11791 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  RSA786840  Sisymbrium officinale LeRoy Gross 2012-6-17 5552 Los Angeles Along trail and benches of the creek bottom, near Idlehour campground. In upper Eaton Canyon. 808 Comment
  RSA0092857  Sisymbrium officinale Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 SCa- 445 Los Angeles Santa Catalina Island: Just inland from beach at White's Landing. 3 Comment
  UCR220263  Sisymbrium orientale R. G. Swinney 2009-4-24 10474 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  UC845129  Sisyrinchium bellum I. W. Clokey, E. G. Anderson 1935-5-9 6559 Los Angeles Puddingstone Reservoir Comment
  RSA0127217  Sisyrinchium bellum Louis C. Wheeler 1967-7-15 10064 Los Angeles Angeles National Forest. Southwest side of Mt. Waterman. Comment
  RSA652072  Sisyrinchium bellum Russell Sellentin 1948-5-11 sn Los Angeles Found in a shady location near Puddingstone Dam. 228 Comment
  UC501591  Smilacina stellata Frank W. Peirson 1921-7-17 2349 Los Angeles Prairie fork of San Gabriel River; cienega on s side 2133 Comment
  RSA611921  Solanum americanum Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  UCR210057  Solanum americanum A. C. Sanders 2009-11-6 37209 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM306261  Solanum douglasii Henry J. Ramsey, Henry J. Ramsey 1938-1-1 1417 Los Angeles North Craig Ave., Altadena. Comment
  POM4159  Solanum douglasii F. E. Durkee 1907-5-10 25 Los Angeles Claremont. 366 Comment
  SDSU11164  Solanum douglasii R. M. Beauchamp 1967-6-3 549 Los Angeles San Clemente Island Growing under boulders on east side of island, southeast of Lemon Tank. 488 Comment
  UC472142  Solanum douglasii J. Ewan 1930-3-8 3715 Los Angeles Verdugo Range, Southard Peak Trail Southard Peak Trail; Verdugo Range, Southard Peak Trail Comment
  POM4258  Solanum elaeagnifolium L. R. Abrams 1917-7-7 6607 Los Angeles San Fernando Valley, near Cahuenga Pass. Comment
  UCR136963  Solanum nigrum B. C. Templeton 1929-11-17 1450 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 250 Comment
  SEINET7273436 Image available Solanum pseudocapsicum R. F. Thorne October 1963 33276 Los Angeles Rancho Santa Ana Botanic Garden, Claremont Comment
  RSA0053865  Solanum umbelliferum R. G. Swinney 2010-4-28 12440 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0087066  Solanum umbelliferum R. G. Swinney 2010-5-4 12523 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
  RSA427401  Solanum umbelliferum Robert M. Perkins 1935-3-17 42 Los Angeles Topanga Canyon. Comment
  UCR258687  Solanum umbelliferum R. G. Swinney 2010-3-16 11941 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  CAS-BOT-BC237745  Solanum wallacei George B. Grant; Walter Wheeler 1904-4-21 6141 Los Angeles Santa Catalina Island 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
  POM126720  Solanum wallacei R. L. Pendleton 1909-7-2 1366 Los Angeles Road east of Avalon, Santa Catalina Island. 3 Comment
  POM50095  Solanum wallacei L. W. Nuttall 1921-1-16 1134 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  UCR194756  Solanum xanti Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 713 Los Angeles Transverse Ranges; Verdugo Mountains, 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 549 Comment
  UCR92060  Solanum xanti Scott D. White 1995-2-7 2514 Los Angeles San Gabriel Mtns., Picnic area, Lopez Cyn. Rd. +-2 mi north of Foothill Boulevard 488 Comment
  UCD127101  Solanum xanti Daryl Koutnik; Bruce Holguin 1978-4-1 203 Los Angeles Mint Canyon on Sierra Hwy, 5 miles northwest of State Hwy 14. 563 Comment
  SEINET5624719  Solanum xanti var. intermedium I. W. Clokey, E. G. Anderson 1935-5-9 6878 Los Angeles San Dimas Canyon Comment
  RSA680063  Solidago californica Mark A. Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 353 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.8 mi W of gate. Comment
  UCR205033  Solidago californica R. G. Swinney 2001-9-15 8189 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  POM4685  Solidago canadensis var. gilvocanescens J. Q. Adams 1905-1 s.n. Los Angeles Soldiers Home. Comment
  JEPS26443  Sonchus asper Peter H. Raven and Henry J. Thompson 1960-5-29 15430 Los Angeles Mulholland Highway near Decker Road (Santa Monica Mountains); Santa Monica Mountains 457 Comment
  CATA3407  Sorghum bicolor Julia A. Parish, Tobias Nickel, Jamie Choi, Olivia Reda, Stuart Olshevski 2017-4-6 021 Los Angeles Santa Catalina Island: Hillside above intersection of Camino del Monte Ave and Chimes Tower Road, near Zane Grey Hotel 101 Comment
  UCR141846  Sorghum bicolor R. G. Swinney 1997-9-6 5863 Los Angeles San Gabriel Mountains, Near junction of Big Pines Hwy and road to Terresita Pines Camp, about 100 meters east of Mescal Canyon Park [=Mescal Campground] and about 50 meters N of Big Pines Rd. 1866 Comment
  RSA0097902  Spergularia bocconi P. A. Munz 1923-4-8 6628 Los Angeles San Clemente Island, on west coast. Comment
  LA94371  Spergularia macrotheca var. macrotheca Harlan Lewis; 1940-4-3 1295 Los Angeles Santa Monica Mountains, 10 mi. S of Oxnard [E-end of Mugu Salt Marsh or vicinity of Pt. Mugu] Comment
  UCR230261  Stachys ajugoides Dan S. Cooper 2011-4-14 411- 16 Los Angeles Ernest E. Debs Regional Park, Montecito Heights, SW of South Pasadena between the Pasadena Fwy (111) and the Huntington Fwy (66) 166 Comment
  RSA0092460  Stachys albens R. G. Swinney 2011-11-3 15982 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson trailhead, north of Sierra Madre. 622 Comment
  UCR269591  Stachys albens R. G. Swinney 2011-6-29 15340</