Search Results — 2000 specimen records retrieved (1568 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA384195  Abies concolor L. E. Hoffman 1931-11-9 s.n. Los Angeles Big Pines County Park, Angeles Forest Comment
  UCR141149  Abies concolor June Latting 1973-6-24 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek site, Fenner Canyon, north side of mountains 1768 Comment
  SD46523  Abronia pogonantha P. C. Everett, E. K. Balls 1956-5-9 21568 Los Angeles 6.0 miles south of Lancaster along Highway 6. 762 Comment
  SBBG131806  Abronia umbellata S. A. Junak, B. Collins 1991-4-24 SCI 189 Los Angeles dune area, just N of Eel Cove Cyn, E side of dunes 42 Comment
  UCR199951  Acacia baileyana Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1146 Los Angeles Transverse Ranges: Verdugo Mountains, upper slopes of McDonald Creek 381 Comment
  RSA0065426  Acacia retinodes Marvin L. Becker 1948-2-13 s.n. Los Angeles Priv. res. Los Angeles. Comment
  UCR59560  Acamptopappus sphaerocephalus Ed LaRue 1989-5-11 s.n. Los Angeles Western Mojave Desert, Palmdale, c. 0.5 mi (air) east of Alpine Springs [Mobile Home] Park, c. 0.5 mi. (air) north of point where Hwy 138 [=Sierra Hwy or Pearblossom Hwy] crosses California Aqueduct & c. 0.75 mi. (air) south of Ave. S 856 Comment
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Jan 22 2014
  CAS-BOT-BC331568  Acer macrophyllum Tim Ross; Steve Boyd 1994-5-24 7866 Los Angeles Liebre Mountains, Lower NE slope of Grass Mountain, slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1158 Comment
  RSA221580  Acer macrophyllum Arthur C. Gibson, Linda Gibson 1971-3-27 1746 Los Angeles Evey Canyon, Angeles National Forest, NE of Claremont. Comment
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Mar 31 2014
  RSA0084658  Acer negundo R. G. Swinney 2010-6-23 13328 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  RSA653373  Acer negundo var. californicum LeRoy Gross, Andrea E. Gutman, Sarah Gutman 2000-9-8 267 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Tujunga Ponds. 335 Comment
  UCR129417  Achillea millefolium A. C. Sanders, Mark Elvin 2002-6-20 25230 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  POM353051  Achnatherum coronatum L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles National Forest. [San Gabriel Mountains.] Comment
  UCSB43905  Achnatherum coronatum Green, Lisa 1980-5-30 Los Angeles slope of N side of Mayan Dr, 0.25 mi from Topanga Canyon Rd. 396 Comment
  SEINET11682293  Achnatherum coronatum M. E. Jones 1882-1 3545 Los Angeles Pasadena Comment
  UCD50269  Achnatherum coronatum P. B. Kennedy 1918-8-2 s.n. Los Angeles Whitehall grade. Comment
  CAS-BOT-BC29822  Achyrachaena mollis Marcus E. Jones 1882-5-1 3213 Los Angeles Los Angeles Comment
  UC1215248  Achyrachaena mollis Peter H. Raven 1962-5-9 17663 Los Angeles at s end, near head of canyon Mosquito Cove; San Clemente Island 320 Comment
  SBBG128200  Acmispon argophyllus M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2203 B Los Angeles N of Guds, at S end of island 235 Comment
  CAS-BOT-BC204751  Acmispon argophyllus var. argenteus Robert F. Thorne 1973-4-11 42875 Los Angeles San Clemente Island: dunes near Flasher, NW part of island 4 Comment
  CAS-BOT-BC204753  Acmispon argophyllus var. argenteus L. R. Abrams; I. L. Wiggins 1931-7-6 343 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  SBBG98425  Acmispon argophyllus var. argenteus T. Ross 1991-5-22 5454 Los Angeles Spray Pt, ca. 5300 ft N of Eel Pt 9 Comment
  SD21276  Acmispon argophyllus var. argenteus Norman E. Bilderback 1938-4-16 Los Angeles Santa Catalina,Island, Avalon Comment
  UC15673  Acmispon argophyllus var. argenteus Blanche Trask May 1896 Los Angeles Avalon, Santa Catalina Island. Comment
  LA200522  Acmispon maritimus var. maritimus Norman A. Cole; May 1964 367 Los Angeles 518 Comment
  SBBG67980  Acmispon maritimus var. maritimus M. N. Ackley 1927-5-29 540 Los Angeles Mulholland Drive 548 Comment
  UCD104251  Acmispon nevadensis Victor Duran 1933-7-24 3529 Los Angeles Buckhorn, San Gabriel Mountains. 1981 Comment
  SEINET958145  Acmispon procumbens B. Ertter, L. Heckard, T. Sholars, J. Hickman, et al. 1988-1 7480 Los Angeles Pine canyon Rd along San Andreas fault on N side of San Gabriel Mts. Comment
  SBBG68092  Acmispon strigosus R. Hoffmann 1925-4-19 Los Angeles E side of Bouquet Cyn Comment
  SBBG112946  Acmispon wrangelianus S. A. Junak with K. Kirkland, L. Vorobik 1998-5-16 SCa 703 Los Angeles N side of Airport Rd, at rd side pullout ca. 0.3 mi E of KBRT Radio Station 441 Comment
  SD69517  Acmispon wrangelianus Robert F. Thorne 1966-4-6 35894 Los Angeles Santa Catalina Island: dry ridge between White and Moonstone Coves. 14 Comment
  POM6258  Acourtia microcephala L. R. Abrams 1902-7-2 2635 Los Angeles on dry hillside Comment
  RSA611927  Adenostoma fasciculatum var. fasciculatum Bill Campbell 1932-4-30 s.n. Los Angeles Los Alisos Canyon. Comment
  POM246612  Adiantum capillus-veneris F. R. Fosberg 1931-7-13 R 112 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 60 Comment
  RSA687669  Adiantum capillus-veneris L. E. Hoffman 1932-3-24 s.n. Los Angeles Trail Canyon Comment
  CAS-BOT-BC65629  Adiantum jordanii Louis C. Wheeler 1932-5-8 689 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  CAS-BOT-BC65638  Adiantum jordanii Geo. B. Grant 1902-5-1 s.n. Los Angeles Santa Anita Comment
  LA94093  Adiantum jordanii Lawrence L. Kiefer; 1966-4-30 1944 Los Angeles SANTA MONICA MOUNTAINS, Hidden Valley, S of Canyon Potrero Rd. 304 Comment
  LA94100  Adiantum jordanii Lawrence L. Kiefer; 1966-4-9 1823 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 1.5 mi above Sunset Blvd. 228 Comment
  RSA527609  Adiantum jordanii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4434 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SEINET4556463 Image available Adiantum jordanii George B. Grant 1901-1 3924 Los Angeles Pasadena, Pacific Coast Comment
  CDA33547  Aeonium arboreum Michael O Brien May 2010 Los Angeles El Matador State Beach; about 50 ft from parking lot and 150 ft from Pacific Coast Highway. 0 Comment
  CHSC69992  Ageratina adenophora Amy Austin; Tony LaBanca, Noreen McClintock 1990-3-13 11 Los Angeles San Bernardino National Forest, on San Gabriel Canyon Road. Near roadside. Comment
  RSA0100133  Ageratina adenophora R. G. Swinney 2011-3-15 14067 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. 232 Comment
  RSA703505  Ageratina adenophora Scott D. White 2004-9-3 10746 Los Angeles San Gabriel Mountains: Grizzly Flat,' ca. 1 air mile N of Angeles Crest Hwy and ca. 1 air mi S of Big Tujunga Cyn. Rd. 732 Comment
  RSA606168  Ageratina adenophora Louis C. Wheeler 1969-12-6 s.n. Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, west side along Mt. Wilson Trail. 838 Comment
  UCR191520  Agoseris grandiflora R. G. Swinney 1998-7-8 6301 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  RSA0069834  Agrostis exarata R. G. Swinney 2010-9-9 13777 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  SEINET10790176  Agrostis gigantea Joseph A. Ewan 1936-8-2 Ewan 9918 Los Angeles San Gabriel Mts. Rock pocket along living stream, fairly deep shade of alders. Mescal Creek. 1615 Comment
  JEPS68575  Agrostis idahoensis Joseph Andorfer Ewan 1934-8-10 8434 Los Angeles nw slope Mt. Waterman; San Gabriel Mts. 2286 Comment
  RSA188278  Agrostis pallens R. F. Thorne 1966-6-1 36459 Los Angeles Santa Catalina Island: SE of Avalon 15 Comment
  RSA286112  Agrostis stolonifera John F. Emmel 1980-8-19 754 Los Angeles San Gabriel Mountains. 0.1 air mile WSW of Big Pines Ranger Station 2091 Comment
  RSA384939  Agrostis stolonifera L. H. Ritchie 1943-6-27 s.n. Los Angeles Los Angeles. Comment
  SFV21099  Agrostis viridis L. Gross, W. Law 2000-8-8 250 Los Angeles San Fernando Valley Big Tujunga Wash east of Hansen Dam. East of Orcas Park along river (just north of Wentworth Street but not as far as Tujunga ponds. 325 Comment
  UCR125632  Agrostis viridis A. C. Sanders 2003-5-26 25862 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  SEINET10719975  Allium Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2578 Los Angeles City of San Gabriel. Hawaii Supermarket, 120 E. Valley. Comment
  UCR147626  Allium burlewii Valerie Soza, LeRoy Gross 2000-5-24 960 Los Angeles San Gabriel Mtns., Northwestern side of Timber Mountain, 0.75 mi from Icehouse Saddle on trail to telegraph Peak 2424 Comment
  UCR281317  Allium fimbriatum R. G. Swinney 2014-4-24 16227 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  RSA506822  Allium fimbriatum var. fimbriatum L. C. Wheeler 1967-5-12 9475 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA70225  Allium haematochiton F. W. Peirson 1921-4-21 2841 Los Angeles Foot of San Dimas Canyon. 457 Comment
  SFV22122  Allium haematochiton V. Soza, L. Gross, B. Hogshead 2001-4-26 1182 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, near junction of Green Verdugo Fire Road from 210 Freeway and road to Green Verdugo Reservoir. Volcanic, rocky ridgetop. 457 Comment
  RSA590663  Allium monticola Timothy S. Ross, Steve Boyd 1990-5-31 2745 Los Angeles Ridge descending northward from MT GLEASON, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA535307  Allium praecox Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5310 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons, area burned within previous two years; upper E fork of Box canyon 477 Comment
  RSA677526  Allophyllum divaricatum Anstruther Davidson 1946 Los Angeles San Gabriel Mountains. Comment
  RSA757340  Allophyllum gilioides subsp. gilioides Orlando Mistretta, Christine Mistretta 2008-4-8 2382 Los Angeles Along SCE transmission lines, about 1 mile SE of intersection of Transmission lines with Elizabeth lake Road 959 Comment
  UC1930052  Allophyllum glutinosum Scott D. White, Michael Honer 2003-6-23 9579 Los Angeles NEWHALL AREA: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. Comment
  RSA334146  Allophyllum integrifolium R. F. Thorne, M. Z. Thorne 1969-7-10 38395 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  RSA603079  Amaranthus albus L. C. Wheeler 1932-9-5 1346 Los Angeles San Antonio Canyon 1066 Comment
  RSA720475  Amaranthus albus R. G. Swinney 1997-9-6 5873 Los Angeles Jackson Lake W of Wrightwood 1875 Comment
  UCR281385  Amaranthus albus R. G. Swinney 2014-5-27 16665 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
  RSA640973  Amaranthus albus L. C. Wheeler 1931-7-23 s.n. Los Angeles Dr. Huntington's Grove: (vicinity of Claremont). Comment
  SBBG72683  Amaranthus blitoides R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  POM211798  Amaranthus blitoides L. C. Wheeler 1933-9-10 2105 B Los Angeles San Gabriel Mountains, Santa Anita Canyon 534 Comment
  SBBG126259  Amaranthus palmeri A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 36991 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  UCR61059  Amaranthus retroflexus R. G. Swinney 1989-6-30 s.n. Los Angeles San Gabriel Mtns, near Glendora Wilderness Park, Big Dalton Canyon 428 Comment
  CDA3276  Amaranthus retroflexus L. C. Wheeler 1973-8-2 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Coulter Reservoir, Sunset Ridge. Comment
  CAS-BOT-BC13489  Amblyopappus pusillus Steven A. Junak 1997-4-22 857 Los Angeles San Clemente Island, W side of island, on terrace just N of Waynuk Canyon 243 Comment
  PASA2171  Amblyopappus pusillus Mabel B. Peirson 1922-4-7 Los Angeles San Pedro Comment
  RSA0034575  Ambrosia artemisiifolia O. F. Clarke 1970-8-5 s.n. Los Angeles At the home of Judy Owen, 8841 Quakertown Ave, Northridge. Comment
  SD107877  Ambrosia chamissonis Mark Hoefs 1973-4-15 183 Los Angeles Santa Catalina Island, Ben Weston Beach on dunes 7 Comment
  LA91057  Ambrosia psilostachya T. A. Geissman; 1970-8-14 TAG 14870 MD Los Angeles Santa Monica Mountains, Mulholland Dr. at San Diego Frwy 365 Comment
  RSA187836  Amsinckia intermedia R. F. Thorne 1966-4-6 35885 Los Angeles Santa Catalina Island. Above Moonstone Cove. 15 Comment
  SBBG17961  Amsinckia intermedia E. R. Blakley 1963-4-7 5517 Los Angeles Middle Ranch 213 Comment
  RSA702488  Amsinckia menziesii Scott D. White 2004-5-5 10303 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  SBBG16885  Amsinckia menziesii var. menziesii K. A. Wilson 1961-3-7 948 Los Angeles Mulholland Hwy ca. 3 mi W of Las Virgenes Rd Comment
  RSA465151  Anagallis arvensis Chung-Hsin Chung 1931-3-4 s.n. Los Angeles Roadside, Pasadena Comment
  RSA653783  Anagallis arvensis J. Bogdanoff-Lord 1989-5-21 21 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  UC1922237  Anagallis arvensis Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 886 Los Angeles Verdugo Mountains; northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  LA39067  Anagallis arvensis Harlan Lewis; 1940-8-14 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA465141  Anagallis arvensis John E. Marble 1894-3-30 s.n. Los Angeles Between Glendora and San Dimas. Comment
  RSA592222  Anagallis arvensis Louis C. Wheeler 1967-4-30 9229 Los Angeles Limekiln Canyon 564 Comment
  RSA613725  Ancistrocarphus filagineus L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  SD232138  Andropogon glomeratus var. scabriglumis Justin M. Wood 2008-11-25 255 Los Angeles San Gabriel mountains, Big Tujunga Canyon, near road to Wildwood picinic area. On the side of the road in vicinity of spring. 579 Comment
  CATA753  Anemopsis californica Mark L. Hoefs 1991-5-22 1282 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  CAS-BOT-BC400311  Anemopsis californica Brian C. Miller 1963-7-5 s.n. Los Angeles Hwy 399, one mile southeast of Gorman 1066 Comment
  RSA702947  Anisocoma acaulis Scott D. White, Michael Honer 2004-3-30 9956 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  SBBG68171  Anisocoma acaulis R. Hoffmann 1925-5-17 Los Angeles Ridge Route (US Hwy 99) Comment
  UCD97909  Anredera cordifolia Peter Shamble 1964-12-18 s.n. Los Angeles Excel Lawn Service, 3440 N. Magnum St., Baldwin Park. Comment
  RSA507542  Anthemis cotula L. C. Wheeler 1967-6-26 9910 Los Angeles Elsmere Canyon. 457 Comment
  RSA719061  Antirrhinum kelloggii R. G. Swinney 1998-4-13 5947 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  RSA580188  Antirrhinum multiflorum Tim S. Ross, Steve D. Boyd 1994-5-25 7919 Los Angeles Warm Springs Mountain: ca 450 m NW of summit. 1140 Comment
  SBBG119070  Antirrhinum multiflorum S. D. White 2004-7-28 10665 Los Angeles Clear Crk area, "The Pines" picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jct with Angeles Crest Hwy (Condor Pk: T2N R12W S8) 976 Comment
  UC166880  Antirrhinum multiflorum unknown 1904-5-29 50 /6282 Los Angeles Covina Comment
  POM354882  Antirrhinum nuttallianum subsp. subsessile Anstruther Davidson 1891-6-25 s.n. Los Angeles Santa Catalina Island, sea coast. Comment
  POM215126  Apiastrum angustifolium L. C. Wheeler 1932-4-30 664 Los Angeles Mandeville Canyon, Santa Monica Mtns. 152 Comment
  SD69476  Apiastrum angustifolium Robert F. Thorne 1966-4-6 Los Angeles Santa Catalina Island, dry ridge between White and Moonstone Coves 14 Comment
  RSA609982  Apocynum androsaemifolium L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mountains: Little Fish Fork, Fish Fork Camp. 2012 Comment
  CATA2872  Aptenia cordifolia Sara L. Crockett 1996-10-28 18 Los Angeles Santa Catalina Island: Casino, along walkway and perimeter of building 9 Comment
  RSA127979  Aptenia cordifolia P. H. Raven, Henry J. Thompson 1959-10-18 14662 Los Angeles Coast Highway at mouth of Topanga Canyon 5 Comment
  UCR192862  Aquilegia formosa R. G. Swinney 1998-7-14 6429 Los Angeles San Gabriel Mtns., Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine 2195 Comment
  RSA0126231  Arabis glabra var. glabra Geo L. Moxley 1915-5-31 336 Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA0126403  Arabis glabra var. glabra Timothy S. Ross, S. D. Boyd 1991-4-25 4599 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at 1540 ft. elev.) 536 Comment
  RSA482601  Arabis perennans Robert Gustafson, Gary D. Wallace 1982-4-26 2551 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  UCR181355  Arabis pulchra R. G. Swinney 1997-6-13 5588 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
  UCR191677  Arabis pulchra T. B. Salvato 2008-4-22 3300 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  POM264789  Arabis pulchra Lincoln Constance 1941-4-10 2800 Los Angeles Antolope Valley near Neenach,, 13.5 miles west of Lancaster. 915 Comment
  RSA600741  Arabis pulchra var. pulchra L. C. Wheeler 1955-4-17 7137 Los Angeles Little Rock Creek at confluence with Bare Mountain Canyon. Comment
  UCR172774  Arabis sparsiflora Wayne Law, Jun Hu 2000-4-30 08 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  UCR147297  Arabis sparsiflora var. arcuata Orlando Mistretta, Peter L. Morrell 1992-6-4 484 Los Angeles Transverse Ranges; San Gabriel Mountains region, Shortcut Canyon, OVH area. Arroyo District, paralleling Big Tujunga 1463 Comment
  SEINET3831678  Arceuthobium campylopodum R. L. Mathiasen 2012-1 1304 Los Angeles 1.5 km. W of Coud Burst Summit on St. Rte. 2; On pinus jeffreyi Grev. & Balf. 1960 Comment
  CAS-BOT-BC410153  Arceuthobium occidentale Timothy S. Ross; Steve Boyd 1994-9-21 8320 Los Angeles Liebre Mountains ca. 150-260 m SW of town of Sandberg 1292 Comment
  UC1361247 Image available Arctostaphylos catalinae P. V. Wells 1967-6-8 6867 Los Angeles Bulrush Canyon, ridges at the head Santa Catalina Island, Bulrush Canyon; Bulrush Canyon, Santa Catalina Island Comment
  CAS-BOT-BC46101  Arctostaphylos gabrielensis Walter Knight; Irja Knight 1986-11-26 6309 Los Angeles San Gabriel Mts. Mill Creek Campground at summit on road N-3 1417 Comment
  RSA626771  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-9 16017 Los Angeles Ridge Route, 23 km south of Liebre Gulch turnoff. 800 Comment
  RSA626677  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-10-15 22076 Los Angeles Crystal Lake Recreation Area. San Gabriel Mtns. 1770 Comment
  POM367270  Arctostaphylos glandulosa subsp. glandulosa A. M. Johnson 1934-5-4 4466 Los Angeles Santa Monica Mtns: Sepulveda Canyon, beyond tunnel, right side of road. Comment
  UC1583153  Arctostaphylos glandulosa subsp. mollis Tim Ross and Steve Boyd 1990-5-14 2468 Los Angeles Yerba Buena Ridge San Gabriel Mountains, Angeles National Forest, Tujunga Rang 1048 Comment
  UC1137486  Arctostaphylos glandulosa subsp. zacaensis P. L. Johannsen 1934-1-30 257 Los Angeles head of canyon on Mulholland Drive Calabasas Quadrangle, Santa Ynez Canyon Comment
  LA204831  Arctostaphylos glauca A. M. Johnson; 1927-10-21 2662 Los Angeles Palmdale? Comment
  RSA631462  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16032 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631477  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16033 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631574  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15939 Los Angeles Hughes Lake Road, 7 km north of Highway 5. 400 Comment
  RSA631578  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15624 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631636  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16018 Los Angeles Ridge Route, 23 km south of Liebre Gulch turnoff. 800 Comment
  RSA631698  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15846 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA0087355  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15815 Los Angeles San Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  RSA634346  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22071 Los Angeles Northern end of Crystal Lake Campground, San Gabriel Mountains. 1850 Comment
  RSA634356  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20622 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634694  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20344 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634698  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20304 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634706  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20600 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634717  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15049 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634785  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20596 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634904  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20550 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634908  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22054 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635152  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20527 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635236  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20637 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  SD234867  Arenaria douglasii A. C. Sanders 2003-5-1 26251 Los Angeles Western San Gabriel Mtns.: SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch. Comment
  UCR213769  Arenaria douglasii Scott D. White, Justin M. Wood 2009-5-6 12662 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  UC1076490  Arenaria macradenia var. macradenia Herbert L. Mason 1926-4-26 2977 Los Angeles Summit of Mint Canyon Comment
  UCR193141  Arenaria nuttallii subsp. gracilis R. G. Swinney 1999-8-9 7607 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  RSA434294A  Argemone hispida Anstruther Davidson 1889-05 s.n. Los Angeles Los Angeles. Comment
  SBBG31467  Aristida adscensionis R. F. Thorne 1966-4-7 35942 Los Angeles Cherry Valley 60 Comment
  CAS-BOT-BC90162  Artemisia californica Steven A. Junak 1997-10-20 SCI- 968 Los Angeles San Clemente Island: E side of island, on coastal slopes just S of southernmost canyon in Bryce Canyon complex 54 Comment
  OBI69351  Artemisia californica John Knapp, Denise Knapp 2002-11-27 6 Los Angeles Santa Catalina Island Comment
  SD217209  Artemisia californica Steve Boyd, Tim Ross & Laurel Arnseth 1990-4-8 4420 Los Angeles San Clemente Island, east side of island; Bryce Canyon near Malo Point Comment
  LA32098  Artemisia douglasiana Peter H. Raven; 1959-3-8 13837 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, 1.1 mi N of Pacific Coast Hwy. 30 Comment
  POM304732  Artemisia douglasiana Henry J. Ramsey, Henry J. Ramsey 1937-9-2 164 Los Angeles Angeles Crest Highway. Comment
  RSA595585  Artemisia douglasiana Lauren Raz, Steve Boyd 1996-10-23 058 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 670 Comment
  UCR272634  Artemisia douglasiana R. G. Swinney 2011-9-22 15662 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  RSA5894  Artemisia douglasiana C. B. Wolf 1932-9-16 4116 Los Angeles West side of San Gabriel River Flood Control 1400 ft south of 7th street (Long Beach) 1645 ft east & 1400 ft south of NW corner of NE/4, S2. 3 Comment
  RSA703157  Artemisia dracunculus Scott D. White 2004-8-11 10711 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA762881  Artemisia dracunculus R. G. Swinney 2008-10-10 9576 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UC557794  Artemisia nesiotica Nell Murbarger 1936-4-1 127 Los Angeles extreme southern part San Clemente Island Comment
  IRVC27302  Artemisia tridentata A. C. Sanders, Mark Elvin 2003-8-7 27161 Los Angeles Newhall Ranch, Santa Clara River bottom east of Del Valle NE end of Santa Susana Mtns. 282 Comment
  RSA177586  Artemisia tridentata S. Carlquist 1965-4-22 1701 Los Angeles 11 miles east of Palmdale, along highway Comment
  UC205664  Artemisia tridentata I. M. Johnston 1917-8-22 Los Angeles crest Pine Mt. Ridge, San Antonio Mountains, Comment
  UCR209613  Artemisia tridentata R. G. Swinney 2008-10-10 9577 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA589095  Artemisia tridentata subsp. tridentata Orlando Mistretta 1994-9-13 1462 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  RSA246582  Arthrocnemum subterminale F. R. Fosberg 1931-5-17 S 4886 Los Angeles Little Harbor, Santa Catalina Island. 1 Comment
  SD113027  Asclepias eriocarpa Darley F. Howe 1915-6-3 74 Los Angeles Claremont. Comment
  POM127911  Asclepias fascicularis George B. Grant 1904-7-8 63 -6319 Los Angeles Cienega Comment
  UCR272555  Asclepias fascicularis R. G. Swinney 2011-10-27 15900 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
  SFV2811  Asclepias fascicularis R. L. Armacost 1934-5-29 142 dup. Los Angeles Santa Monica Mountains Near Trippet Ranch. 335 Comment
  UCR52598  Asclepias vestita L. F. LaPre 1988-7-2 s.n. Los Angeles Western Mojave Desert, Del Sur Ranch, 6 mi. west of Lancaster, near intersection Ave G & 100th Street West 765 Comment
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Feb 10 2008
  UCR197790  Asclepias vestita subsp. parishii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 85 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  RSA84995  Asplenium vespertinum F. W. Peirson 1921-6-21 2840 Los Angeles West Fork of San Gabriel River. 610 Comment
  RSA598133  Astragalus brauntonii C. Reiser 1993-4-5 s.n. Los Angeles San Gabriel Mountains, hills immediately adjacent to Monrovia. Comment
  UC397231  Astragalus brauntonii G. B. Grant 1904-7-8 6317 Los Angeles Cienega Comment
  UC192288  Astragalus douglasii var. douglasii S. B. and W. F. Parish June 1882-June 1887 1913 Los Angeles Old Baldy Mt. Comment
  RSA0115303  Astragalus gambelianus Steven A. Junak 2001-5-3 SCa- 1469 Los Angeles Santa Catalina Island. Just N of Airport Road, above head of Swain's Canyon. 408 Comment
  RSA612288  Astragalus gambelianus L. C. Wheeler 1934-4-24 2551 Los Angeles Liveoak Canyon Dam 457 Comment
  POM11404  Astragalus leucolobus P. A. Munz 1921-6-17 4614 Los Angeles Swartout Valley, on high ridge. 2287 Comment
  RSA678699  Astragalus miguelensis Mark Elvin, Orlando Mistretta 1996-3-24 120 Los Angeles San Clemente Island. Comment
  RSA3490  Astragalus trichopodus C. B. Wolf 1932-5-9 s.n Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  POM295639  Astragalus trichopodus var. lonchus Lyman Benson, Robert Benson 1953-5-2 15111 Los Angeles Catalina Island. White's Landing 15 Comment
  SD37520  Astragalus trichopodus var. lonchus Edith A. Purer 1935-5-11 6548 Los Angeles Malibou Road, Santa Monica Mts. Comment
  UC520027  Astragalus trichopodus var. lonchus Joseph Andorfer Ewan 1932-5-19 7543 Los Angeles near Power House (Playa del Rey, deep sand along base of hills); Playa del Rey Comment
  UC57475  Astragalus trichopodus var. lonchus J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  POM156307  Astragalus trichopodus var. lonchus L. R. Abrams 1903-3-8 3109 Los Angeles Near Inglewood. Comment
  RSA602271  Astragalus trichopodus var. phoxus L. C. Wheeler 1952-3-30 6847 Los Angeles San Gabriel Mountains. Little Tujunga, near Limerock Canyon. 472 Comment
  UCR221444  Astragalus trichopodus var. phoxus D. E. Bramlet, Mike Ahmer 2005-4-12 3791 A Los Angeles Los Angeles Basin Region, Puente Hills, Powder Canyon, c. 400 ft. east of Skyline Dr. and 1500 ft. north of Fullerton Rd. 284 Comment
  RSA792772  Athysanus pusillus Justin M. Wood 2009-3-20 374 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  SD52410  Athysanus pusillus Benjamin C. Stone 1953-3-16 298 Los Angeles San Jose-Puente Hills, south of Pomona on the Brea Canyon Road. 245 Comment
  SEINET3929863  Atriplex amnicola Howard C. Stutz 1991-4-16 95465 Los Angeles Malibu Lagoon, Cross Creek Rd.; 0 Comment
  UC624992  Atriplex californica F. R. Fosberg 1931-4-29 S 4710 Los Angeles mouth Cottonwood Canyon (cliffs, Santa Catalina Island); Santa Catalina Island, mouth Cottonwood Canyon 5 Comment
  POM636  Atriplex californica I. M. Johnston 1917-6-10 1270 Los Angeles Playa Del Rey Comment
  RSA599740  Atriplex canescens L. C. Wheeler 1967-11-18 s.n. Los Angeles Liebre Mountain: Barrel Springs. 899 Comment
  SEINET3930683  Atriplex canescens subsp. canescens Steve Boyd, L. Raz 1996-10-14 9040 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Ague Dulce Canyon Road.; 0 671 Comment
  CAS-BOT-BC26321  Atriplex johnstonii Carl B. Wolf 1930-12-23 1821 Los Angeles at Playa del Rey. Upper Sonoran Zone. 30 Comment
  POM279020  Atriplex nummularia Grant D. Brown 1945-11-24 445 Los Angeles Playa del Rey. 30 Comment
  UC527386  Atriplex nummularia Carl B. Wolf 1931-12-30 2637 Los Angeles coastal bluffs at Playa del Rey 30 Comment
  UC205288  Atriplex parishii Katharine Brandegee Los Angeles Bixby Comment
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Dec 8 2019
  CATA43  Atriplex semibaccata USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 24 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  RSA478401  Atriplex semibaccata F. R. Fosberg 1931-4-13 S 4600 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach. 0 Comment
  UC205293  Atriplex serenana var. davidsonii Ernest Braunton Sept 1902 680 Los Angeles Los Angeles Comment
  CAS-BOT-BC176735  Atriplex serenana var. serenana Peter H. Raven; Henry J. Thompson 1959-10-14 14619 Los Angeles Malibu Junction 266 Comment
  RSA65343  Atriplex truncata F. W. Peirson 1904-8-22 1819 Los Angeles Playa del Rey, coast of Los Angeles Co. Comment
  RSA675880  Avena barbata LeRoy Gross 2003-3-9 787 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. 357 Comment
  UCR150839  Avena barbata R. G. Swinney, Dave Larson 1999-5-15 7157 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  UCR273106  Avena barbata R. G. Swinney 2011-4-26 14520 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  LA201805  Avena fatua Arthur C. Gibson; 2001-4-20 4257 Los Angeles Comment
  UCR109011  Azolla filiculoides L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Soledad Canyon, Santa Clara River 530 Comment
  POM904  Azolla filiculoides Ivan M. Johnston 1917-5-13 1030 Los Angeles El Monte. Comment
  IRVC28397  Azolla microphylla A. C. Sanders, Mark Elvin 2002-6-20 25227 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  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
  RSA0008313  Baccharis malibuensis Carl Wishner 2000-10-13 3950 Los Angeles Santa Monica Mountains, Solstice Canyon [Park], south of the creek from picnic area / parking lot. 58 Comment
  RSA615860  Baccharis pilularis Scott D. White 1995-10-19 3695 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  SBBG12854  Baccharis pilularis subsp. consanguinea E. R. Blakley 1961-9-24 4780 Los Angeles Little Springs Cyn 15 Comment
  CAS-BOT-BC99626  Baccharis plummerae Peter H. Raven 1957-9-21 11362 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  UCR241694  Baccharis plummerae Dan S. Cooper 2012-7-29 712- 80 Los Angeles Western Transverse Range; Santa Monica Mtns., La Tuna Canyon, about 1.2 way down one-way section of road toward PCH 271 Comment
  SEINET899243  Baccharis salicifolia Johnston 1917-1 8933 Los Angeles Wilmington. Comment
  UCR186756  Baccharis salicifolia T. B. Salvato, Sandra Murcia 2007-3-28 2015 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  RSA93168  Baccharis salicifolia F. W. Peirson 1918-10-16 283 Los Angeles foot of Echo Mountain Trail 549 Comment
  UCR108383  Baccharis salicina L. C. Wheeler 1946-9-9 6368 Los Angeles San Gabriel Mtns., West Fork San Gabriel River, 1/2 mi east of Bear Creek 518 Comment
  LA212453  Baccharis salicina L. E. Hoffman; 1963-7-7 s.n. Los Angeles Santa Monica Mountains National Recreation Area, Malibu Lagoon. Comment
  UCR181363  Berberis aquifolium R. G. Swinney 1995-3-11 3381 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 378 Comment
  CATA1648  Beta vulgaris Mark L. Hoefs, Steven A. Junak 1998-6-12 2931 Los Angeles Santa Catalina Island: Hillside above Catalina Harbor 14 Comment
  UCR205662  Bidens pilosa A. C. Sanders, T. B. Salvato 2009-5-20 36878 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  CAS-BOT-BC101995  Bidens pilosa C. F. B. 1903-10-1 3729 Los Angeles Claremont Comment
  UC30571  Bidens pilosa H. P. Chandler 1897-1-1 Los Angeles Claremont foothills Claremont 701 Comment
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Jul 21 2010
  UCR192923  Bloomeria crocea Dan S. Cooper 2008-5-4 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Western Canyon Road beyond end of Green Oak Dr., Los Angeles 260 Comment
  RSA652075  Bloomeria crocea Bob Cochrane 1948-5-11 sn Los Angeles Found in Claremont on the Mt. Baldy Road. 304 Comment
  RSA367444  Bloomeria crocea var. crocea Tisdale 1929-05 s.n. Los Angeles Mulholland Drive Comment
  SD39074  Bloomeria crocea var. crocea H. M. Ritter 1931-4-15 1989 Los Angeles Oak Knoll. Comment
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Jul 11 2010
  RSA66226  Boechera arcuata F. W. Peirson 1919-6-14 662 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  RSA668664  Boechera californica Steve Boyd, Michael Denslow 2002-5-9 10437 Los Angeles Just north of Sunset Peak along Sunset Peak Road, head of Spruce Canyon. 1524 Comment
  SBBG108159  Bolboschoenus maritimus subsp. paludosus M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-26 2483 Los Angeles Little Harbor 3 Comment
  RSA452001  Bowlesia incana Fay A. MacFadden 1931-3-28 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA0115757  Bowlesia incana Steven A. Junak 1999-5-20 SCa- 945 Los Angeles Santa Catalina Island. Just S of Cottonwood-Black Jack Road. 304 Comment
  RSA702175  Boykinia rotundifolia Scott D. White 2004-7-28 10660 Los Angeles San Gabriel Mountains: Clear Creek area. In and around The Pines picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  UCR9240  Boykinia rotundifolia D. H. Wilken 1965-7-26 406 Los Angeles San Gabriel River, North Fork San Gabriel River about 1 mi. north of West Fork confluence 762 Comment
  SBBG40945  Brachypodium distachyon P. H. Raven 1962-5-20 Los Angeles above Pebbly Beach 60 Comment
  UCR259133  Brassica geniculata R. G. Swinney 2010-5-4 12535 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
  SFV7347  Brassica nigra T. Gordon, M. H. Grayum 1975-3-21 863 Los Angeles Santa Monica Mountains Coastal slope at junction of Pacific Coast Highway and Decker Canyon Road. 30 Comment
  UCR124484  Brassica rapa B. C. Templeton 1932-7-20 5050 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR167522  Brassica rapa Scott D. White, Brian Leatherman 2005-3-18 10799 Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  RSA482914  Brassica rapa Howard Mullins 1931-3-19 s.n. Los Angeles Los Angeles. Comment
  RSA482918  Brassica rapa F. R. Fosberg 1930-6-26 S- 3077 Los Angeles Lower Ballona Creek 5 Comment
  UCSB72620  Brassica rapa Gross, LeRoy 2006-1-28 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest tip of the Verdugo Range, just east of Hansen Dam. West side of Wentvvorth Street, north of Stonehurst Ave 305 Comment
  UCR41733  Brassica tournefortii G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  RSA607705  Brickellia californica Scott D. White, Pam De Vries 1997-11-25 6027 Los Angeles San Gabriel River Canyon. N of Azusa. Parallel to Hwy 39. 244 Comment
  UCR271548  Brickellia californica R. G. Swinney 2011-11-3 15992 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  RSA604140  Brickellia microphylla L. C. Wheeler 1956-9-16 7237 Los Angeles San Gabriel Mountains: Prairie Fork. 1828 Comment
  RSA795228  Brickellia microphylla var. microphylla Jane Tirrell 2012-8-31 LS 0171 Los Angeles North side California State Route 2 in rocky highway cut near mile marker 66.43, approx. 1.5 mi east of Islip Saddle. 2230 Comment
  UCR187063  Bromus arenarius A. C. Sanders 2006-5-16 32364 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
  SD90594  Bromus arizonicus Robert F. Thorne 1970-3-6 39414 Los Angeles Santa Catalina Island, Indian Rock in Emerald Bay. 14 Comment
  POM50852  Bromus carinatus Le Roy Abrams 1901-04 s.n. Los Angeles San Fernando Mts. 762 Comment
  SBBG56531  Bromus carinatus R. Hoffmann 1929-4-27 Los Angeles Little Rock Dam Comment
  UCR223574  Bromus carinatus R. G. Swinney 2009-6-3 11034 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
  RSA756577  Bromus carinatus var. carinatus Orlando Mistretta, Christine Mistretta 2008-4-29 2547 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  UCR48949  Bromus catharticus A. C. Sanders 1987-9-18 7352 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  CATA685  Bromus diandrus Mark L. Hoefs 1991-4-26 1176 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  LA13814  Bromus diandrus A. M. Johnson; 1937-10-28 83 Los Angeles SANTA MONICA MOUNTAINS, Above W.P.E. near Sunset, UCLA campus. Comment
  RSA187986  Bromus diandrus R. F. Thorne, Percy C. Everett 1965-6-23 34948 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. Comment
  UCR150707  Bromus diandrus R. G. Swinney, Dave Larson 1999-5-15 7165 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA656173  Bromus hordeaceus Joseph M. Keefe 1978-5-23 23202 Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  SBBG106899  Bromus hordeaceus M. L. Hoefs, R. F. Thorne 1992-4-1 1734 Los Angeles rd past isthmus, just before Emerald Bay 15 Comment
  UCR271554  Bromus hordeaceus R. G. Swinney 2011-3-18 14148 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  UCR199599  Bromus laevipes Scott D. White, J. Wood 2008-5-8 11944 Los Angeles Puente/Chino Hills, SCE powerline corridor, east of Fullerton Road and south of Pathfinder, above Rowland Heights 305 Comment
  RSA483706  Bromus madritensis subsp. madritensis Richard Noyes, L. Arnseth 1988-4-30 524 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  UCR101190  Bromus madritensis subsp. madritensis L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mtns., c. 1 mi east of mouth of Little Tujunga Canyon Comment
  CAS-BOT-BC162211  Bromus orcuttianus Timothy S. Ross 1994-6-23 8058 Los Angeles Liebre Mountains. Sawmill Mountain. North slope ca. 330 m southeast to 525 m east northeast of Sawmill Campground, descending northeast along a ridge at the head of west fork Devils Gulch. 1514 Comment
  SEINET3923282  Bromus rubens K. Dobry 1991-3-15 422 Los Angeles Elsmere Canyon, West San Gabriel Mountains.; 0 Comment
  UCR258903  Bromus rubens R. G. Swinney 2010-4-30 12462 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  CHSC99438  Bromus sterilis LeRoy Gross; M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1054 Los Angeles Transverse Ranges: Verdugo Mountains region: South side of mountains; Brand Canyon, below the high waterfall, where the canyon forks off. UTM Zone 11: 3784447N 0383368E. A smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  RSA0019951  Bromus tectorum Timothy S. Ross 1992-4-4 6093 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  UCR127235  Bromus tectorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2916 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR92087  Bromus tectorum Scott D. White 1996-4-21 3936 Los Angeles Geneva Ave., north of San Jose, south of Arrow Hwy, west of Indian Hill Blvd., east of Towne Ave. 323 Comment
  RSA656004  Calandrinia ciliata James Henrickson 1985-3-30 19760 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  UC1211141  Calocedrus decurrens Huron H. Smith 1912-4-30 4854 Los Angeles top of Mt. Wilson 2037 Comment
  JEPS61616  Calochortus albus Frank W. Peirson 1920-6-10 2163 Los Angeles Little Santa Anita Canyon San Gabriel Mountains 1066 Comment
  SD82934  Calochortus albus Robert F. Thorne, A. C. Gibson 1971-5-22 39764 Los Angeles San Gabriel Mountains, Angeles National Forest, shaded, often rocky places in open woods or brush; Fish Canyon. 548 Comment
  UCD139457  Calochortus albus Justin Miller 1995-5-1 s.n. Los Angeles Calabasas, Santa Monica Mountains, Stunt Road, Cold Creek, 1.25 miles south north side of Creek. Comment
  SEINET12048484  Calochortus albus R. C. Frampton n d s.n. Los Angeles N of Claremont in foothills of San Gabriel Mts Comment
  CAS-BOT-BC132267  Calochortus catalinae H. M. Hall 1902-5-11 3263 Los Angeles Sierra Santa Monica Comment
  POM1719  Calochortus catalinae D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA369057  Calochortus catalinae Robert L. Dressler 1949-6-19 896 Los Angeles Johnstone Peak, San Gabriel Mountains. 854 Comment
  RSA377284  Calochortus catalinae Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA377288  Calochortus catalinae F. R. Fosberg 1931-3-25 S- 4359 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 140 Comment
  SBBG128385  Calochortus catalinae M. L. Hoefs 1991-4-18 1115 Los Angeles rd above Parson's Landing 129 Comment
  CAS-BOT-BC132344  Calochortus clavatus Peter H. Raven 1960-5-21 15399 Los Angeles Cornell Corners 243 Comment
  SD41987  Calochortus clavatus Darley F. Howe 1947-5-3 Los Angeles Mint Canyon Comment
  RSA0054998  Calochortus clavatus J. R. Shevock 1971-5-11 1057 Los Angeles Sierra Highway, 7 mi. E. of Soledad Jct. 762 Comment
  RSA701591  Calochortus clavatus var. gracilis Naomi Fraga, Sarah J. De Groot 2004-6-3 1235 Los Angeles Evey Canyon, ca. 1 miles from Road to Mount Baldy on Evey Canyon/Palmer Canyon Road. 793 Comment
  LA200916  Calochortus plummerae Jonathan Sauer; C. Barber 1970-6-6 4816 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Upper canyon. Comment
  RSA603553  Calochortus splendens Sara L. Crockett, Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 624 Los Angeles N side of Cherry Harbor, Santa Catalina Island. 49 Comment
  RSA678119  Calochortus splendens Valerie L. Soza, LeRoy Gross 2001-5-22 1236 Los Angeles Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat. 686 Comment
  SBBG108154  Calochortus splendens S. L. Crockett, S. A. Junak, M. L. Hoefs, J. Takara 1997-3-28 624 Los Angeles N side of Cherry Harbor, overlooking mud flats 48 Comment
  UCR238104  Calochortus weedii var. vestus Mark A. Elvin, Cathleen Weigand 2003-5-22 2897 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UCR193439  Calyptridium monandrum R. G. Swinney 1999-6-5 7272 Los Angeles San Gabriel Mtns., western end of ridge extending from Big John Peak, above Big John Flat 1793 Comment
  UC1971167  Calyptridium parryi Louis C. Wheeler 1968-7-15 Los Angeles San Gabriel Mountains: Southwest side Dawson Peak. Comment
  LA50076  Calystegia macrostegia subsp. cyclostegia Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume Comment
  POM50594  Calystegia macrostegia subsp. intermedia L. R. Abrams 1901-04 1359 Los Angeles San Fernando Mts. 762 Comment
  UCR195262  Calystegia macrostegia subsp. intermedia Valerie Soza, Mariam Sidibeh 2003-3-26 1602 A Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Haines Canyon Park vicinity, SSW of Dorothy and Estepa Drive intersection 549 Comment
  RSA628695  Calystegia macrostegia subsp. tenuifolia L. C. Wheeler 1947-4-27 6470 Los Angeles Arcadia: Woodward Avenue between Santa Anita Avenue and Oakwood Drive. Comment
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Sep 30 2014
  RSA247131  Calystegia soldanella G. D. Wallace 1966-4-30 512 Los Angeles Along the Pacific Coast Hwy. at Huntington Beach Park. Comment
  RSA530923  Camelina microcarpa Rochnell 1920-05 s.n. Los Angeles Glendale. Comment
  RSA465654  Camissonia bistorta N. C. Cooper 1949-4-19 3616 Los Angeles Newhall. 457 Comment
  RSA0106318  Camissonia bistorta Lyman Benson 1946-3-29 12288 Los Angeles Indian Hill, Claremont. 426 Comment
  RSA465658  Camissonia bistorta M. B. Dunkle 1938-3-20 5247 Los Angeles Palos Verdes Hills, Los Angeles. Comment
  RSA562002  Camissonia californica Blanche Trask 1897-05 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UCR222731  Camissonia campestris R. G. Swinney 2009-5-12 10729 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  RSA567281  Camissonia campestris subsp. campestris Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3954 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA700490  Camissonia campestris subsp. campestris LeRoy Gross, Paul Morton 2004-6-9 1356 -a 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.) 1732 Comment
  RSA454039  Camissonia cheiranthifolia subsp. suffruticosa T. S. Clare 1929-2-15 s.n. Los Angeles El Segundo. Comment
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Feb 25 2017
  UCR183577  Camissonia graciliflora A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33528 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  RSA779208  Camissonia hirtella R. G. Swinney 2009-6-8 11076 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA724761  Camissonia intermedia K. Dobry 1991-5-22 d- 664 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  POM11356  Camissonia micrantha E. Robinson 1921-6-2 93 Los Angeles Between Claremont and Upland. Comment
  RSA587250  Camissonia pallida subsp. pallida Orlando Mistretta 1994-5-13 1198 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  RSA596169  Camissonia pallida subsp. pallida Louis C. Wheeler 1967-5-12 9441 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA596015  Camissonia strigulosa Tim S. Ross, J. Mark Porter 1995-5-4 8457 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  UC519956  Camissonia strigulosa Louis C. Wheeler 1932-7-2 915 Los Angeles Browns Flat San Gabriel Mts. 1310 Comment
  UCR213237  Camissonia strigulosa Dan S. Cooper 2010-3-29 20100329- 15 Los Angeles South Coast, old 'Red Car' right-of-way (railroad bed) north of old town Torrance, near intersection of Sartori Ave. and Dominguez St. 23 Comment
  UCR277063  Camissoniopsis R. G. Swinney 2011-6-7 15076 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
  SDSU3390  Camissoniopsis pallida subsp. pallida H. Wedberg 1958-4-1 222 Los Angeles At northwest end of Vallecito Valley, about 13.4 miles south of Hwy 78. Comment
  SBBG106883  Capsella bursa-pastoris M. L. Hoefs, R. F. Thorne 1996-4-6 2603 Los Angeles Pebbly Beach 6 Comment
  RSA530951  Capsella bursa-pastoris Howard Mullins 1931-3-13 s.n. Los Angeles L.A. [Los Angeles] Vacant Lots and waste places in the city, roadsides Comment
  LA51503  Cardamine californica O. H. Kappler; 1945-3-25 729 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido 228 Comment
  SD234341  Cardamine californica R. G. Swinney 2000-5-21 7775 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air miles SW of Hwy 30 at Rincon Station (Glendora 7.5'Q) 609 Comment
  SFV16779  Cardamine californica J. D. Dilley 1997-1-11 s. n. Los Angeles Verdugo Mountains La Tuna Canyon Park. 610 Comment
  SEINET5341060  Cardamine integrifolia var. integrifolia I. W. Clokey, E. G. Anderson 1931-3-2 5323 Los Angeles San Gabriel Canyon. 1200 Comment
  RSA720362  Cardamine oligosperma LeRoy Gross 2007-3-30 2614 Los Angeles Northeast side of the range. Unnamed canyon or east branch of Engleheard Canyon. Hiked this creek from just off a dirt road near the mouth to a little way up canyon., From 34.20590N, 118.24818W, to 34.20117N, 118.25262W. 404 Comment
  UCR260359  Carduus pycnocephalus R. G. Swinney 2010-4-30 12449 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  RSA483717  Carduus pycnocephalus Richard Noyes, L. Arnseth 1988-4-30 510 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  CDA6906  Carduus tenuiflorus George Garrettson 1955-4-29 s.n. Los Angeles Dudley Philips Ranch (Superior Dairy pasture) near Masonic Home, Covina. 0 Comment
  RSA0097523  Carex R. G. Swinney 2011-9-27 15710 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
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Feb 19 2020
  SEINET12777423  Carex R. G. Swinney 2009-6-8 11082 Los Angeles Tranverse range; San Gabriel Mountains; Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy; Chilao Flat 7.5 1719 Comment
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Sep 12 2018
  UCR203248  Carex R. G. Swinney 2001-8-27 8117 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
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Sep 12 2018
  RSA764065  Carex alma R. G. Swinney 2008-8-13 9394 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  UCR210264  Carex alma R. G. Swinney 2008-8-13 9377 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UCSB519  Carex alma Beach, Kay 1943-6-22 Los Angeles Sycamore Flat trail; San Dimas Experimental Forest; San Gabriel Mountains Comment
  UCR101728  Carex bolanderi L. C. Wheeler 1954-9-1 7083 Los Angeles San Gabriel Mtns., Little Rock Creek, c. 1 mi downstream from Cooper Creek 1677 Comment
  UCR271988  Carex heteroneura R. G. Swinney 2011-6-20 15216 Los Angeles San Gabriel Mountains, southeast margin of Crystal Lake, 10-30 meters from water line 1692 Comment
  RSA364750  Carex pellita L. C. Wheeler 1933-7-4 1892 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  RSA802558  Carex praegracilis Orlando Mistretta, Christine Mistretta 2011-7-6 5909 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  UC1922861  Carex praegracilis Scott D. White, A. Warniment 2006-7-7 11613 Los Angeles SE TEHACHAPI MTNS.: Gorman area, Gorman Creek, NE of the I-5 Freeway. Lebec 7.5' Quad. Comment
  RSA364693  Carex schottii Anonymous 1920-4-17 s.n. Los Angeles Santa Anita Canyon Comment
  RSA593464  Carex senta Steve Boyd, Michael 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
  UCR150601  Carex subfusca L. C. Wheeler 1966-10-1 8948 Los Angeles San Gabriel Mtns., Colby Ranch Comment
  RSA310144  Carex subfusca Wayne E. Sawyer 1981-6-29 70 Los Angeles 1.6 mi W of Dawson Saddle 2301 Comment
  RSA90856  Carex triquetra F. W. Peirson 1918-5-5 1634 Los Angeles Summit of Santa Sunann [Susana?] Grade between Los Angeles and Ventura Counties. 457 Comment
  RSA0127177  Castilleja Louis C. Wheeler 1967-7-20 10122 Los Angeles Aliso Canyon. 1067 Comment
  UCR129406  Castilleja affinis A. C. Sanders, Mark Elvin 2002-6-20 25248 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA425903  Castilleja affinis subsp. affinis Louis C. Wheeler 1931-6-6 S- 20 Los Angeles 2 miles N of Claremont. 412 Comment
  UC1409166  Castilleja affinis subsp. affinis Robert F. Thorne 1971-4-2 41407 Los Angeles n of Mountain Ave., Claremont (Johnson's Pastures); San Gabriel Mts., Claremont 548 Comment
  RSA448675  Castilleja applegatei subsp. martinii Francis W. Pennell 1940-6-24 25996 Los Angeles Pine Mountain, S of Swartout [Swarthout]. 2439 Comment
  UCR182696  Castilleja exserta R. G. Swinney 1998-4-11 5933 Los Angeles San Gabriel Mtns, Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. 793 Comment
  JEPS24220  Castilleja exserta subsp. exserta Peter H. Raven 1959-4-4 13970 Los Angeles just behind Point Dume; Santa Monica Mountains 15 Comment
  CATA21  Castilleja foliolosa Mark L. Hoefs, A. Douglas Propst 1973-3-3 7 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon, south exposure 304 Comment
  RSA0060783  Castilleja foliolosa LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6807 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC1280784  Castilleja foliolosa H. E. McMinn 1924-7-25 1322 Los Angeles Catalina Island Comment
  POM8510  Castilleja foliolosa Philip A. Munz, R. D. Harwood 1920-5-15 3925 Los Angeles Sepulveda Canyon. 244 Comment
  RSA166499  Castilleja foliolosa W. G. Webb 1935-4-1 s.n. Los Angeles Near Newhall. Comment
  RSA400574  Castilleja foliolosa Evelyn Dorio 1934-3-18 s.n. Los Angeles Mt. Wilson Trail. Comment
  RSA650923  Castilleja foliolosa Dolores Perez 1981-5-3 40 Los Angeles Ca Hwy 39, 2 miles S. of Morris Reservoir. Comment
  UCR38796  Castilleja gleasoni T. P. Krantz 1980-7-15 s.n. Los Angeles San Gabriel Mtns., Lower Chilao Flats Comment
  RSA0098777  Castilleja minor subsp. spiralis R. G. Swinney 2011-6-1 14950 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  UCR182704  Castilleja minor subsp. spiralis R. G. Swinney 1997-7-14 5674 Los Angeles San Gabriel Mtns, Glendora, Big Dalton Canyon Debris Basin, Big Dalton Canyon 341 Comment
  SEINET3079752 Image available Castilleja pinetorum Mary V. Hood 1945-5-1 C- 2217 Los Angeles Tapia Park Area, Santa Monica Mountains. 300 Comment
  LA209231  Castilleja plagiotoma Elizabeth Grant; 1937-5-8 sn Los Angeles Mint Canyon Comment
  UCR170612  Caulanthus Dan S. Cooper 2005-6-6 s.n. Los Angeles San Andreas Rift Zone, N of Lake Elizabeth [ESE of Lake Hughes] 1189 Comment
  UC592156  Caulanthus cooperi H. L. Mason 1932-4-1 6857 Los Angeles one mi e Lancaster; e of Lancaster Comment
  UCR192581  Caulanthus coulteri A. C. Sanders 2008-4-10 34819 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  CAS-BOT-BC41106  Caulanthus heterophyllus John H. Thomas 1957-4-27 6692 Los Angeles Santa Monica Mountains. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Point Dume. 152 Comment
  JEPS27002  Caulanthus heterophyllus Frank W. Peirson 1919-3-30 63 a Los Angeles Tujunga Canyon San Gabriel Mountains, Tujunga Canyon 426 Comment
  SBBG20509  Caulanthus lasiophyllus E. R. Blakley 1963-12-8 6399 a Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity Comment
  CAS-BOT-BC47949  Ceanothus arboreus Robert F. Thorne 1970-3-5 39368 Los Angeles Santa Catalina Island: Cherry Valley 60 Comment
  RSA187788  Ceanothus arboreus Robert F. Thorne 1966-4-29 36321 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake. 412 Comment
  RSA399157  Ceanothus arboreus F. R. Fosberg 1931-4-2 s 4448 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons 250 Comment
  POM307804  Ceanothus crassifolius Henry J. Ramsey, Henry J. Ramsey 1938-2-6 2756 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA670298  Ceanothus crassifolius Joseph M. Keefe 2001-3-19 31148 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
  UC1211151  Ceanothus crassifolius Huron H. Smith 1912-4-23 4813 Los Angeles Eagle Rock 213 Comment
  LA52215  Ceanothus cuneatus M. Zaitlin; 1951-2-24 sn Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, Old Topanga Canyon. Comment
  RSA777877  Ceanothus greggii R. G. Swinney 2009-6-8 11101 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  JEPS97658  Ceanothus greggii var. vestitus Annetta M. Carter 1951-5-21 3059 Los Angeles Fork of Little Rock Creek 1.3 mi. S of Little Cedars Campground. San Gabriel Mtns. Comment
  UC172811  Ceanothus integerrimus George B. Grant 1904-5-17 149 Los Angeles Mt. Wilson 1828 Comment
  RSA399748  Ceanothus leucodermis Louis C. Wheeler 1932-4-16 637 Los Angeles W side Santa Anita Canyon, San Gabriel Mountains. 854 Comment
  RSA399754  Ceanothus leucodermis L. E. Hoffman 1932-3-24 s.n. Los Angeles Trail Canyon Comment
  UC1070839  Ceanothus leucodermis G. E. Sindel 1935-1-16 120 Los Angeles 4 mi s Neenach; Tejon quad., Angeles National Forest 1249 Comment
  UCR272358  Ceanothus leucodermis R. G. Swinney 2011-6-20 15228 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  CAS-BOT-BC83796  Ceanothus megacarpus D. O. Burge; S. Ratay 2007-3-25 814 b Los Angeles Santa Catalina Island 460 Comment
  SFV16788  Ceanothus megacarpus J. D. Dilley 1997-1-17 s. n. Los Angeles Santa Monica Mountains Studio City. 0.5 miles down Betty Dearing Trail on Mulholland Drive west of Laurel Canyon Drive. 610 Comment
  RSA292461  Ceanothus megacarpus var. insularis James Henrickson 1973-01 8120 Los Angeles Santa Catalina Island. 2 air miles WNW of Avalon. Comment
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Feb 9 2017
  RSA305375  Ceanothus megacarpus var. insularis D. C. Michener, John Dourley, B. Haner, D. Pettys, M. Hoefs 1983-6-6 4290 Los Angeles Santa Catalina Island. Along main road from Avalon to airport. 2.3 miles from airport. Comment
  SBBG38802  Ceanothus megacarpus var. insularis R. Moran 1941-3-5 697 Los Angeles Salta Verde 350 Comment
  LA52223  Ceanothus megacarpus var. megacarpus A. M. Johnson; Robert Fowler 1935-1-5 4537 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  UCD112286  Ceanothus oliganthus Daryl Koutnik 1978-3-24 s.n. Los Angeles Mulholland Highway at entrance to Seminole Hot Springs. 365 Comment
  RSA279056  Ceanothus oliganthus var. oliganthus Robert F. Thorne 1971-3-25 41509 Los Angeles San Gabriel Mountains: Lower Evey Canyon off San Antonio Canyon 716 Comment
  RSA399744  Ceanothus oliganthus var. oliganthus Sam Tyson 1943-4-22 s.n. Los Angeles Bill Canyon in San Dimas Canyon 1006 Comment
  RSA642711  Ceanothus oliganthus var. oliganthus Orlando Mistretta 1992-7-13 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA398941  Ceanothus spinosus Ora M. Clark 1929-1-27 1491 Los Angeles N. Hollywood, So. Calif. Comment
  RSA247107  Ceanothus spinosus Gary D. Wallace 1966-3-18 156 Los Angeles Along Little Sycamore Rd. in Triumpho [Triunfo] Canyon. 610 Comment
  UCR223191  Ceanothus vestitus R. G. Swinney 2009-7-22 11298 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UCR98730  Ceanothus vestitus Steve Boyd, Lauren Raz 1997-5-1 9688 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  CDA19187  Centaurea maculosa J. Hartman 2001-5-22 PDR 067680 Los Angeles Southern California; Tanbark Flats, San Dimas Experimental Forest, 3 mi N of Glendora, Angeles National Forest. 0 Comment
  JEPS30477  Centaurea melitensis Henry J. Thompson 1959-5-24 Los Angeles 0.7 mi n of Coast Highway; Santa Monica Mountains, Tuna Canyon 91 Comment
  RSA631375  Centaurea melitensis Valerie L. Soza, LeRoy Gross 1999-5-10 453 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  RSA670211  Centaurea melitensis Joseph M. Keefe 2001-3-19 31149 Los Angeles San Rafael Mountains: Ravine 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, 91208. 466 Comment
  UCR95473  Centaurea melitensis L. C. Wheeler 1967-4-23 9191 Los Angeles San Gabriel Mtns, N slope of Sunset Ridge at edge of firebreak by Millard Canyon 610 Comment
  HSC5242  Centaurea melitensis C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  IRVC26477  Centaurea melitensis A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26139 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  POM12331  Centaurea melitensis F. L. Robinson 1921-6-2 90 Los Angeles Between Claremont and Upland Comment
  RSA128231  Centaurea repens Peter H. Raven 1959-10-31 14731 Los Angeles Rose Ave at Walgo Ave, Santa Monica 46 Comment
  RSA69808  Centaurium exaltatum Louis C. Wheeler 1932-6-26 874 Los Angeles 6 mi. from mouth San Gabriel Canyon, San Gabriel Mts. 305 Comment
  UC878343  Centaurium venustum Ira W. Clokey, B. Templeton Jul 1929 4574 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  SDSU21239  Centromadia parryi subsp. australis Derek Langsford 2015-5-19 Los Angeles Los Angeles Port Area, Wilmington, CA between I-110, I-710, Hwys 1 and 47. 4 Comment
  CAS-BOT-BC179819  Centrostegia thurberi David D. Keck; Palmer Stockwell 1935-5-16 3306 Los Angeles 1.5 mi S of Palmdale Comment
  UCR271558  Cerastium glomeratum R. G. Swinney 2011-3-18 14146 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  UCR274988  Cerastium glomeratum Michael Honer, Rachel Woodard 2006-4-20 2213 Los Angeles Tehachapi Mountains area:, Oso Canyon area; c. 1/2 mi. north of Quail lake; 1 mile west of cement plant rd. 1037 Comment
  RSA762068  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-5-16 3093 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  RSA585030  Ceratonia siliqua Tim S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  CAS-BOT-BC135509  Cercocarpus betuloides var. betuloides Tim Ross 1993-4-22 6912 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; near dogleg in drainage, Santa Catalina South USGS 7.5'. 230 Comment
  CAS-BOT-BC142102  Cercocarpus betuloides var. betuloides Geo. B. Grant 1902-6-1 s.n. Los Angeles Summit of Mt. Lowe 1676 Comment
  CAS-BOT-BC142143  Cercocarpus betuloides var. betuloides John Thomas Howell 1928-3-2 3366 Los Angeles Vermont Canyon, Griffith Park 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
  CAS-BOT-BC142141  Cercocarpus betuloides var. betuloides Marian L. Campbell 1921-3-29 129 Los Angeles On road to Santa Barbara. Comment
  LA88751  Cercocarpus betuloides var. blancheae Karen Searcy; 1967-1-28 27 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, Renton Mine Rd Comment
  SEINET3162161  Cestrum elegans G. B. Grant 1906-3-15 159 Los Angeles Pasadena Comment
  UCR258912  Chaenactis artemisiifolia R. G. Swinney 2010-4-23 12351 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  SFV16017  Chaenactis artemisiifolia A. M. Orcino, A. Sutton 1994-5-18 25 Los Angeles Santa Monica Mountains Calabasas. Stunt Road, 0.45 miles east from junction with Mulholland Highway. 796 Comment
  UCD130217  Chaenactis artemisiifolia Daryl Koutnik; Vickie Dawes 1978-5-12 2 Los Angeles Decker Road, south of Carlisle Road. 487 Comment
  JEPS30574  Chaenactis fremontii Donald M. Kyhos 1957-4-30 57 -107 Los Angeles n side of Goode Pass Comment
  UCR280733  Chaenactis fremontii R. G. Swinney 2014-4-30 16282 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA774865  Chaenactis glabriuscula R. G. Swinney 2009-6-24 11260 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCD168219  Chaenactis glabriuscula J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  SFV18463  Chaenactis glabriuscula S. Haennelt 1977-3-9 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Ecology trail. Comment
  RSA639575  Chaenactis glabriuscula var. glabriuscula L. C. Wheeler 1967-5-23 9691 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  UC55113  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1903-4-1 3776 Los Angeles near Los Angeles; Playa del Rey Comment
  UC54051  Chaenactis glabriuscula var. glabriuscula L. A. Greata 1903-5-1 318 Los Angeles Arroyo Seco Comment
  UC620698  Chaenactis glabriuscula var. glabriuscula Muriel F. Wheeler 1938-5-26 894 Los Angeles 1 1/2 mi ne of La Verne; Thompson Creek Wash 375 Comment
  CAS-BOT-BC277522  Chaenactis glabriuscula var. lanosa A. J. McC. 1893-5-27 s.n. Los Angeles Near Pasadena Comment
  JEPS30578  Chaenactis glabriuscula var. orcuttiana Donald M. Kyhos 1958-5-10 58 -187 Los Angeles Playa del Rey Comment
  UC57420  Chaenactis glabriuscula var. orcuttiana J. H. Barber 1898-3-20 Los Angeles South Beach Comment
  RSA0001019  Chaenactis santolinoides L. R. Abrams 1902-6-29 2589 Los Angeles Summit of Mt. Wilson. Comment
  RSA777923  Chaenactis xantiana Orlando Mistretta, Christine Mistretta 2010-5-20 5152 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  JEPS8875  Chaenactis xantiana Frank W. Peirson 1922-7-5 3163 Los Angeles n of Big Pines (along Le Montaine Creek, from about 7000 ft to near the summit of ridge immeditaely facing the Mohave Desert); San Gabriel Mountains, Le Montaine Creek 2209 Comment
  RSA606164  Chamaesyce albomarginata L. C. Wheeler 1969-11-20 s.n. Los Angeles Los Angeles: Mission Road & Parkside Avenue. Comment
  RSA720184  Chamaesyce maculata LeRoy Gross 2007-3-13 s.n. Los Angeles Southern side of range: Wildwood Canyon. Near 499 Comment
  RSA612284  Chamaesyce melanadenia L. C. Wheeler 1934-5-14 2588 Los Angeles South chaparral slope. Meadow near mouth San Dimas Canyon. 442 Comment
  CAS-BOT-BC68142  Cheilanthes newberryi Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Island Comment
  RSA0116570  Chenopodium R. G. Swinney 2010-9-30 13931 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
  SBBG102663  Chenopodium album C. F. Smith 1958-8-27 5846 Los Angeles Ventura Blvd near Sepulveda Blvd, San Fernando Valley Comment
  RSA423309  Chenopodium ambrosioides F. R. Fosberg 1930-7-7 S 3169 Los Angeles Alamitos Bay 5 Comment
  RSA423404  Chenopodium ambrosioides Edwin Kline 1924-7-5 s.n. Los Angeles Near Inglewood. Comment
  RSA423408  Chenopodium ambrosioides H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  UCR143515  Chenopodium ambrosioides var. anthelminticum Freda Detmers 1928-4-24 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin, Los Angeles, Los Angeles River 122 Comment
  SFV21129  Chenopodium berlandieri L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1041 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. At check dam (man-made waterfall). 393 Comment
  UC1584031  Chenopodium berlandieri Tim Ross 1991-2-23 4084 Los Angeles on slope dropping wnw from Turnbull Canyon Road x Skyline Drive; Whittier Hills (Puente Hills), Upper Turnbull Canyon 292 Comment
  UCD151063  Chenopodium berlandieri Nancy Hamlett 2014-7-3 s.n. Los Angeles San Bernardino Basin region: Bernard Field Station; 'East Field' area, approximately 10 miles north of Foothill Blvd fence and approximately 10 miles east of entry drive. 370 Comment
  UCR281622  Chenopodium berlandieri R. G. Swinney 2014-5-19 16570 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 Motorway 515 Comment
  UC526235  Chenopodium botrys Louis C. Wheeler 1931-9-1 45 Los Angeles 2 mi n Claremont 411 Comment
  UCR124871  Chenopodium botrys B. C. Templeton 1959-8-4 8267 Los Angeles Glendale 183 Comment
  UCR147752  Chenopodium botrys L. C. Wheeler 1953-11-11 7054 Los Angeles District 5020, District 5020: Mission road El Sereno 124 Comment
  POM158265  Chenopodium californicum M. B. Dunkle 1928-5-27 1971 Los Angeles Hamilton Canyon, San Clemente Island 18 Comment
  RSA535747  Chenopodium californicum T. S. Ross 1991-5-23 5496 Los Angeles San Clemente Island: lower Tota Canyon, middle of Island, eastern escarpment. 82 Comment
  RSA762064  Chenopodium fremontii Orlando Mistretta, Christine Mistretta 2008-5-16 3097 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 109 per TRTP Survey 2008), Upper Fish Canyon. 1001 Comment
  RSA478534  Chenopodium murale Blanche Trask 1900-1 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA478538  Chenopodium murale Robert Gustafson 1981-3-10 2109 Los Angeles Ballona Wetlands, Area 1. Comment
  SBBG37787  Chenopodium murale M. B. Dunkle 1939-4-3 7222 Los Angeles Chenetti stream gorge Comment
  RSA777213  Chenopodium pratericola Orlando Mistretta, Christine Mistretta 2010-5-19 5129 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
  SBBG65480  Chenopodium strictum R. Hoffmann 1931-10-23 Los Angeles Ridge Route (US Hwy 99) Comment
  LA201533  Chenopodium strictum var. glaucophyllum Arthur C. Gibson; 2003-8-28 4895 Los Angeles Santa Monica Mountains, Malibu Creek State Park, Malibu, near beach Comment
  RSA779653  Chorizanthe fimbriata Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-27 393 Los Angeles East of Woodchuck Road, roadside, near alluvial bench next to Kolb Creek 495 Comment
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Oct 24 2013
  CAS-BOT-BC252775  Chorizanthe parryi var. parryi Marcus E. Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  RSA392586  Chorizanthe staticoides F. R. Fosberg 1931-5-24 s 4972 Los Angeles Alluvial fan, La Crescenta. Comment
  RSA596829  Chorizanthe staticoides Tim S. Ross, J. Mark Porter 1995-5-4 8504 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road. 610 Comment
  RSA668668  Chorizanthe staticoides Steve Boyd, LeRoy Gross 2002-5-7 10433 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  RSA714684  Chorizanthe staticoides A. C. Sanders, Mark A. Elvin 2003-6-18 26954 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  SEINET3132303  Chorizanthe staticoides G. B. Grant 1904-6-17 169 Los Angeles Pasadena Comment
  UC153414  Chorizanthe staticoides Ernest Braunton 1901-5-19 Los Angeles foothills Santa Monica Mountains near Griffth Park (Western Ave.); foothills Santa Monica Mountains near Griffith Park Comment
  UCR85184  Chorizanthe staticoides Robert Hamilton 1995-5-9 s.n. Los Angeles Pole Canyon above Soledad River near Canyon Country 610 Comment
  RSA725135  Chorizanthe watsonii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -17 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UC1537267  Chorizanthe xanti Gordon H. True Jr. 1935-5-15 294 Los Angeles 4 mi s Palmdale (Head Minto Canyon); , s of Palmdale 914 Comment
  RSA0036273  Chrysothamnus nauseosus subsp. mohavensis Carl B. Wolf 1931-10-23 2491 Los Angeles San Gabriel Mts., Swartout Valley, 1 mile east of Wrightwood Lodge. 1828 Comment
  RSA0073606  Cirsium occidentale var. californicum R. G. Swinney 2010-4-23 12339 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA588921  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2931 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA526533  Cirsium occidentale var. occidentale Steve Boyd 1990-4-7 4271 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UC469083  Cirsium occidentale var. occidentale Edmund C. Jaeger 1926-4-2 Los Angeles Claremont Comment
  UC1174821  Cirsium ochrocentrum var. ochrocentrum George W. Garrettson 1960-7-22 Los Angeles about 100 yards w of Water Street; Walnut Comment
  CDA1601  Cirsium undulatum E. M. Becker 1945-5-8 s.n. Los Angeles Walnut. 0 Comment
  UCR223706  Cirsium vulgare R. G. Swinney 2009-6-12 11118 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  RSA466593  Cistanthe monandra L. C. Wheeler 1932-5-4 683 Los Angeles San Gabriel Wash 107 Comment
  RSA719025  Cistanthe monandra R. G. Swinney 1998-4-14 5977 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  LA45535  Clarkia bottae W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA448240  Clarkia bottae Frances Runyan 1973-5-24 66 Los Angeles Agua Dulce Canyon Road, near junction of Lancaster-Palmdale Highway. 610 Comment
  SBBG60279  Clarkia bottae M. N. Ackley 1927-5-29 746 Los Angeles Mulholland Drive 457 Comment
  UC1594361  Clarkia bottae Tim Ross 1992-5-17 6345 Los Angeles 260 m w of mouth Cattle Canyon (near elbow of river); San Gabriel Mountains, East Fork San Gabriel River 576 Comment
  UCSC007428  Clarkia dudleyana Walter Wisura 2007-7-11 21170 Los Angeles Evey Canyon off Mt. Baldy Rd. Plants scattered on steep north slopes ca. 1/4 mile from gate. 736 Comment
  RSA802345  Clarkia epilobioides Orlando Mistretta, Cher Batchelor 2011-7-26 5980 Los Angeles West Fork San Gabriel. Slopes south of Cogswell Reservoir. 915 Comment
  POM3086  Clarkia heterandra W. R. Dudley, F. H. Lamb 1896-6-9 4429 Los Angeles Fir Canon [canyon], Liebre Mts. Comment
  UCR231795  Clarkia purpurea Darren T. Hasegawa 2007-5-27 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 396 Comment
  SBBG117045  Clarkia purpurea subsp. quadrivulnera S. A. Junak 2001-5-4 SCa 1479 Los Angeles overlooking Cherry Cove, on E side of cove, near waterline to Cherry Cove 64 Comment
  CAS-BOT-BC165510  Clarkia unguiculata J. H. Thomas 1957-5-25 6789 Los Angeles Pasadena. Between Colorado St. Bridge and Rose Bowl in Arroyo Seco Comment
  RSA448595  Clarkia unguiculata Ron Yee 1979-5-12 139 Los Angeles Winding Way, private road near Malibu. 152 Comment
  UCSB45825  Clarkia unguiculata Green, Lisa 1980-5-30 Los Angeles 1/4 mi. N. of the Simi Valley Freeway near Iverson Rd. 426 Comment
  RSA0080468  Claytonia peirsonii subsp. peirsonii Orlando Mistretta 1987-5-5 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains; northwest facing bowl below ridge 0.5 north of Telegraph Peak. 2560 Comment
  POM246461  Claytonia perfoliata subsp. mexicana F. R. Fosberg 1931-4-1 S 4435 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon 40 Comment
  RSA190985  Claytonia perfoliata subsp. mexicana R. F. Thorne, Reed Rollins, D. Propst, R. Carolin 1967-3-18 36755 Los Angeles In Bulrush Canyon, Santa Catalina Island. 244 Comment
  POM11608  Claytonia rubra subsp. rubra P. A. Munz 1921-6-18 4603 Los Angeles San Antonio Mountains: Swartout Valley 2287 Comment
  RSA729926  Claytonia rubra subsp. rubra R. G. Swinney, Dave Larson 1998-4-26 6035 Los Angeles Browns Flat, San Dimas Experimental Forest 1317 Comment
  LA32194  Clematis lasiantha Henry J. Thompson; 1959-3-31 1916 Los Angeles Santa Monica Mountains, 1.1 mi SW of Seminole Hot Springs, about 2 mi SW of Cornell 396 Comment
  LA52245  Clematis lasiantha E. Lloyd; 1933-4-8 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA479514  Clematis lasiantha Steve Boyd, T. S. Elias 1987-4-14 2055 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  POM153290  Clematis ligusticifolia P. A. Munz, I. M. Johnston 1928-9-4 11144 Los Angeles Bouquet Canyon. 762 Comment
  UCR274960  Collinsia bartsiifolia Michael Honer, Rachel Woodard 2006-4-17 2189 Los Angeles Tehachapi Mountains area, Oso Canyon; c. 1 mile north of Quail Lake; 1 mile west of cement plant road 1067 Comment
  UCR175049  Collinsia concolor Vanessa Lee 2005-4-10 s.n. Los Angeles San Gabriel Mtns. Foothills, Eaton Canyon Park, Pasadena, north of I-210 off Altadena Dr. 305 Comment
  UC56996  Collinsia heterophylla H. M. Hall May 1902 Los Angeles Southern California, Sierra Santa Monica Santa Monica; Southern California, Sierra Santa Monica Comment
  RSA0117324  Collinsia parryi Steve D. Boyd, Lauren Raz 1997-4-30 9628 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
  RSA0117329  Collinsia parryi Gary D. Wallace 1966-4-5 404 Los Angeles San Gabriel Mountains, west of Wrightwood along road toward Big Pines. Comment
  RSA0117336  Collinsia parryi J. T. Howell 1928-5-6 3780 Los Angeles Big Santa Anita Canyon, San Gabriel Mountains, East Fork Trail. Comment
  RSA467090  Comarostaphylis diversifolia subsp. planifolia Anstruther Davidson 1893-8-22 s.n. Los Angeles Santa Catalina Island. Comment
  SEINET6196132  Comarostaphylis diversifolia var. planifolia G. Wallace 1975-3-22 1404 Los Angeles Santa Catalina Island; WNW of Mt. Orizaba, NNE of Mt. Banning, in canyon that is a branch of Cottonwood Canyon. 287 Comment
  RSA682722  Conium maculatum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1107 Los Angeles 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
  UCR127014  Conium maculatum A. C. Sanders 2003-6-18 26932 Los Angeles Western Transverse Range/Santa Clara River Watershed, in 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
  SDSU2279  Conium maculatum Gerald Collier 1951-5-12 M 352 Los Angeles 50 yds. south of P.E. R.R. 1 mile west of El Monte. Comment
  CSUSB646  Convolvulus arvensis Art Whistler 1966-5-1 Los Angeles Woodland Hills. 22633 Sylvan Street Comment
  RSA737148  Conyza canadensis Scott D. White, Justin M. Wood 2008-10-7 12550 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  UCR217405  Conyza coulteri David Charlton 2009-9-7 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, along shores of Ducks Unlimited ponds in SW corner of area 698 Comment
  POM50065  Cordylanthus maritimus subsp. maritimus L. R. Abrams 1901-6-6 1714 Los Angeles Mesmer. Comment
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Jul 19 2011
  RSA587499  Cordylanthus rigidus subsp. setiger Orlando Mistretta 1994-9-13 1463 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  UC472178  Cordylanthus rigidus subsp. setiger J. Ewan 1931-10-24 5268 Los Angeles 1 mi above Malibu Lake; Santa Monica Mts. Comment
  RSA114359  Coreopsis californica Percy C. Everett 1956-5-9 21561 Los Angeles 6.7 miles S of Lancaster, hwy 6, Joshua Tree Woodland 762 Comment
  RSA589190  Coreopsis californica Timothy S. Ross 1991-4-27 4682 Los Angeles Mojave Desert: Black Butte Basin Road at intersection with Avenue 'U', NW corner; 0.85 mile and ca 152deg. SW of Three Sisters (buttes). 959 Comment
  LA205797  Corethrogyne filaginifolia Louis Wheeler; 1933-9-26 2133 Los Angeles San Gabriel Mountains, San Gabriel Canyon 335 Comment
  POM156144  Corethrogyne filaginifolia var. filaginifolia L. R. Abrams 1904-9-2 4170 Los Angeles Elysian Park. Comment
  SEINET10615503  Corethrogyne filaginifolia var. filaginifolia David B. Dunn 1941-2-23 Dunn 693 Los Angeles Two blocks north of Santa Monica Blvd. on Westwood Blvd. Comment
  RSA0076098  Cotoneaster pannosus Robert F. Thorne 1971-3-18 41491 Los Angeles Cobal Canyon, c. 3 miles N of Claremont. 503 Comment
  RSA719197  Cotula australis R. G. Swinney 1998-4-13 5968 Los Angeles Claremont Hills Wilderness Park, 0.2 to 0.6 mi. (by road) NNW of N terminous of Mills Ave., on Cobal Canyon Rd. 543 Comment
  CAS-BOT-BC427581  Crassula aquatica Robert F. Thorne; D. Propst 1968-5-29 37696 Los Angeles Santa Catalina Island: margin of S end of Hay Press Reservoir 403 Comment
  UCR200163  Crassula connata Valerie Soza, Laura A. Moore 2000-5-10 859 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  CAS-BOT-BC427739  Crassula connata Geo. B. Grant 1905-4-8 s.n. Los Angeles Pasadena, Johnston Ranch Comment
  RSA187905  Crassula connata var. erectoides R. F. Thorne 1966-4-5 35869 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 106 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
  UC165377  Crassula connata var. eremica unknown 1905-4-19 1295 Los Angeles Garvanza Comment
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Nov 25 2011
  RSA535292  Crassula connata var. eremica Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5334 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons 485 Comment
  UCR142754  Crassula tillaea L. C. Wheeler 1967-4-20 9188 Los Angeles San Gabriel Valley, Claremont, roadway south of tree border, south of parking lot at Rancho Santa Ana Botanic Garden 396 Comment
  UCR73125  Cressa truxillensis Scott D. White 1992-10-9 944 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, base of mtns., just north of Pacific Coast Hwy, extending as far E as Malibu Creek. Bounded by the Civic Center Road; terminates on the W in vicinity of Malibu School 30 Comment
  CATA2026  Crocanthemum scoparium Steven A. Junak, Keri Kirkland 1998-4-30 571 Los Angeles Santa Catalina Island: Extreme upper reaches of N fork of Descanso Canyon, just downslope from Airport Road 365 Comment
  JEPS31081  Crocanthemum scoparium var. vulgare Ira W. Clokey, B. Templeton May 1929 4490 Los Angeles dry ridges and hillsides Santa Monica Mountains, Mandeville Canyon Comment
  SBBG128306  Crossosoma californicum S. Lawrence-Gomez, A. Cheung, D. Kasang, M. Zou, S. Ratay 2011-7-8 35 Los Angeles Deer Valley Trail 92 Comment
  SBBG95406  Crossosoma californicum M. B. Dunkle 1928-5-13 1942 Los Angeles Coach Rd, Wishbone Loop Comment
  LA204933  Croton californicus A. M. Johnson; 1928-3-13 2856 Los Angeles Del Rey Hills Comment
  SD31213  Croton setiger Edith A. Purer 1962-8-31 4864 Los Angeles Palos Verdes Hills Comment
  UCR126359  Crypsis schoenoides A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27130 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  CATA1369  Crypsis vaginiflora Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2491 Los Angeles Santa Catalina Island: Upper Bulrush Reservoir 292 Comment
  RSA733084  Cryptantha barbigera R. G. Swinney 2001-4-18 7903 Los Angeles Mojave Desert: Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road. 1244 Comment
  CAS-BOT-BC183857  Cryptantha circumscissa Timothy S. Ross; Steve Boyd 1994-5-10 7756 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  UCR223785  Cryptantha circumscissa R. G. Swinney 2009-5-28 10956 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UC78665  Cryptantha clevelandii T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  POM3960  Cryptantha clevelandii var. florosa L. R. Abrams 1901-4-1 1198 Los Angeles Ballona Harbor. Comment
  RSA756899  Cryptantha echinella R. G. Swinney 2008-6-17 9029 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA0076021  Cryptantha intermedia R. G. Swinney 2010-4-1 12124 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA187719  Cryptantha intermedia R. F. Thorne 1966-4-6 35888 Los Angeles Santa Catalina Island. Between White and Moonstone Coves 15 Comment
  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
  RSA735836  Cryptantha intermedia Scott D. White, Justin Wood 2008-5-6 11934 -B Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  SBBG91832  Cryptantha intermedia S. A. Junak 1978-4-16 SCa 040 Los Angeles slopes above N side of Fourth of July Cove, near rd 45 Comment
  UC1587623  Cryptantha intermedia Tim Ross 1991-4-21 4535 Los Angeles Middle Turnbull Canyon, 1000 ft nw of the old water tank Whittier Hills (Puente Hills, pro parte) 280 Comment
  UC56861  Cryptantha intermedia Harley P. Chandler 1897-2-6 Los Angeles Claremont 487 Comment
  RSA499646  Cryptantha micrantha E. Van der Pas 1968-3-30 5 Los Angeles 0.3 miles off Hwy 14, 3.7 miles N of Palmdade Comment
  RSA499675  Cryptantha microstachys Donald R. Bissing 1973-4-20 45 Los Angeles Evey canyon. on slope above road cut 0.5 mile from canyon mouth. 744 Comment
  RSA0031684  Cryptantha muricata Fran Dourisboure 1966-5-26 s.n. Los Angeles San Raphael Hills. 762 Comment
  RSA773289  Cryptantha muricata R. G. Swinney 2009-6-24 11273 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  SEINET12280866  Cryptantha muricata E. A. Purer 1935-1 6553 Los Angeles Malibou Road, Santa Monica Mountains Comment
  RSA0079624  Cryptantha muricata var. muricata David Charlton 1991-5-21 5235 Los Angeles Ritter Ridge, city park site, south of 30 St west terminus. Rolling steel ridges formed by San Andreas fault. 1037 Comment
  RSA0079456  Cryptantha muricata var. muricata Anstruther Davidson 1904-6-1 1475 Los Angeles Wilson s Peak. Comment
  RSA0079556  Cryptantha muricata var. muricata Tim Ross, Orlando Mistretta, Alex Quici 1990-6-28 3996 Los Angeles Liebre Mtn: southerly slope to the S and SW of the West Summit and ridge to its W., West Summit here construed as the 5605-foot knoll nr the intersection of sections 3, 4, 9, 10. 1389 Comment
  UCR132655  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd 1990-6-6 2856 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  UCR186944  Cryptantha nevadensis var. rigida A. C. Sanders 2006-4-10 31996 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  VVC2919  Cryptantha nevadensis var. rigida Tim Thomas 2014-5-4 6290 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  UCR214031  Cryptantha oxygona A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37955 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  UCR141159  Cryptantha pterocarya var. pterocarya June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near Hi Vista, vicinity of Ave G at 200th St. East, Antelope Valley 945 Comment
  SBBG31353  Cryptantha wigginsii R. F. Thorne 1966-4-5 35850 Los Angeles above stream in Cottonwood Cyn 106 Comment
  RSA015009  Cucurbita foetidissima Fay A. MacFadden 1929-9-2 1799 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  CAS-BOT-BC224494  Cuscuta californica Timothy S. Ross; Steve Boyd 1994-9-21 8285 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
  IRVC28679  Cuscuta californica A. C. Sanders, Mark Elvin 2002-6-18 25122 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  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
  RSA409680  Cuscuta californica R. Bardell 1929-12 s.n. Los Angeles El Segundo. Comment
  RSA669281  Cuscuta californica LeRoy Gross 2002-6-24 548 Los Angeles North side.Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). 518 Comment
  SD90524  Cuscuta californica var. californica Robert F. Thorne, J. Dourley 1967-10-10 37351 Los Angeles San Gabriel Mountains; Angeles National Forest; Blue Ridge. Comment
  UCR193644  Cuscuta indecora A. C. Sanders 2008-7-10 35731 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR177772  Cuscuta subinclusa LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 395 Los Angeles Vedugo Mountains, Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  RSA409729  Cuscuta subinclusa F. W. Peirson 1924-10-26 57 [6]1 Los Angeles Arroyo Seco, Pasadena. 198 Comment
  RSA732921  Cycladenia humilis R. G. Swinney 1999-8-9 7614 Los Angeles San Gabriel Mtns.: along Bear Canyon Trail c. 1 mi. south of West Baldy peak of San Antonio. 2756 Comment
  RSA0098340  Cylindropuntia echinocarpa Marc A. Baker, Michelle Cloud-Hughes 2014-11-15 18262 Los Angeles San Gabriel Mountains, Grandview Canyon, 15 km SE of Pearblossum, 40 km north of Pomona. 1460 Comment
  UCR276958  Cylindropuntia echinocarpa R. G. Swinney 2010-6-1 13087 B 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
  IRVC24013  Cyperus esculentus Fred M. Roberts, Gordon Marsh 1985-10-16 2451 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
  RSA602054  Cyperus involucratus Scott D. White 1997-5-7 5062 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains. Southwest of I-210 Freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  RSA729207  Cystopteris fragilis R. G. Swinney 1998-10-3 6996 Los Angeles upper Fish Fork San Gabriel River, c. 1/2 mi. east (upstream) from Upper Fish Fork Campgroun, tributary from N side of San Antonio Ridge. 1939 Comment
  UCR190046  Cystopteris fragilis R. G. Swinney 1998-10-3 6996 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, tributary from N side of San Antonio Ridge 1939 Comment
  SFV21429  Cytisus striatus L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1073 Los Angeles Verdugo Mountains North side of Verdugo Mountains. North of Hostetter Motorway (in Thomas Guide) just off La Tuna Canyon Road, freeway cut (210 Freeway) just east of La Tuna Canyon exit. 457 Comment
  UCR210026  Datisca glomerata R. G. Swinney 2008-7-16 9263 Los Angeles San Gabriel Mtns., Little Rock Creek Canyon, 1.7 mi. south of Burkhart Saddle along the Burkhart Trail, at stream crossing 1793 Comment
  UCR256214  Datisca glomerata R. G. Swinney 2010-6-4 13029 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA225754  Datisca glomerata R. F. Thorne, A. C. Gibson 1971-5-22 39750 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon, somewhat below Falls; 365 Comment
  UC1870311  Datisca glomerata LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1068 Los Angeles [Transverse Ranges; Verdugo Mountains region]; North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. Near 34.23286N, 118.28306W. 550 Comment
  RSA0031689  Datura meteloides M. J. Schoenfeld 1967-8-21 6 Los Angeles Glendale Foothills. 213 Comment
  LA51814  Daucus pusillus Francis M. Ball; May 1948 sn Los Angeles Santa Monica Mountains, 1 mi W of tunnel on Sepulveda Blvd 304 Comment
  CAS-BOT-BC293969  Deinandra fasciculata Peter H. Raven; H. J. Thompson; S. R. Snow 1956-6-22 9448 Los Angeles Below Mulholland Drive above Sepulveda Blvd., Santa Monica Mts. Comment
  RSA703586  Deinandra fasciculata Gary D. Wallace, C. Black, D. Cohen, R. Lavenburg 1983-6-29 2085 Los Angeles Santa Catalina Island: Twin Harbors area Marine Station. Comment
  OBI70278  Deinandra fasciculata Louis C. Wheeler 1967-5-23 9664 Los Angeles 1 mi E SE honby T4N R15W SE1/4 NE 1/4 sec 30 472 Comment
  UCR227566  Deinandra minthornii Naomi Fraga, Duncan S. Bell 2009-10-15 3159 Los Angeles Transverse Ranges; Santa Susana Mountains region, Simi Hills. north slope of Simi Peak 689 Comment
  UCD129027  Deinandra paniculata Art Lange 1973-8-1 s.n. Los Angeles Santa Monica. Comment
  SEINET3148750  Delairea odorata G. B. Grant 1905-1-15 1194 Los Angeles Pasadena Comment
  POM151043  Delphinium cardinale C. F. Baker 1903-6-22 5068 Los Angeles Claremont. Comment
  RSA682646  Delphinium cardinale LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1027 Los Angeles South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  UCR182708  Delphinium glaucum R. G. Swinney 1997-7-16 5663 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  SD262363  Delphinium parishii R. G. Swinney 2014-4-17 16068 Los Angeles San Gabriel Mountains: SW of Littlerock, 0.5 -0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy. 901 Comment
  RSA0033836  Delphinium parishii subsp. parishii Robert F. Thorne, M. Z. Thorne 1969-7-9 38550 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  RSA586992  Delphinium parishii subsp. parishii Orlando Mistretta 1992-5-8 304 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  UCSB1993  Delphinium parryi Wedberg, H. 1957-6-15 Los Angeles Latigo Canyon Comment
  CAS-BOT-BC121379  Delphinium parryi subsp. maritimum H. E. Hasse 1890-3-1 s.n. Los Angeles near Santa Monica Comment
  CATA1144  Delphinium parryi subsp. parryi Mark L. Hoefs 1995-5-23 2135 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  LA52177  Delphinium patens subsp. hepaticoideum Elizabeth McClintock; 1936-3-22 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr. Comment
  RSA0011524  Delphinium patens subsp. montanum Orlando Mistretta, Christine Mistretta 2011-6-23 5725 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  CAS-BOT-BC82815  Dendromecon harfordii Reid Moran 1949-2-7 3150 Los Angeles Johnsons Cove, Catalina Island. Comment
  CAS-BOT-BC82900  Dendromecon rigida C. F. Baker 1904-4-4 4150 Los Angeles Claremont. Comment
  NY42970  Dendromecon rigida J. B. Walker 1995-3-29 1290 Los Angeles Angeles National Forest, Angeles Crest Hwy, 6km W of Rt N3 1000 Comment
  RSA228838A  Dendromecon rigida Robert F. Thorne 1971-6-26 40621 Los Angeles San Gabriel Mtns., Angeles National Forest: Shallow water at mouth of Big Tujunga Canyon. 427 Comment
  RSA582207  Dendromecon rigida Tim S. Ross, S. D. Boyd 1992-7-5 6613 Los Angeles Liebre Mts: Red Mountain: rocky summit area. 1201 Comment
  RSA5300  Dendromecon rigida subsp. rhamnoides Carl B. Wolf 1932-10-5 4226 Los Angeles Santa Catalina Island. 1/3 mile from Black Jack Mine on road to Middle Ranch 457 Comment
  SEINET3507535 Image available Dentaria californica C. Francis Shutts 1949-3-13 19 Los Angeles San Dimas Canyon. San Gabriel Mt. Range. Comment
  RSA595955  Deschampsia danthonioides J. Travis Columbus, C. R. Annable, C. dos Santos, J. Mark Porter, M. E. Siqueiros D 1996-6-5 2688 Los Angeles Ca. 2 mi N Solemint, just off Arline Rd., 2.0 rd. mi. W from jct. with Sierra Hwy., In vernal pool basin (not evident from rd.) on shelf just N of and above Plum Canyon bottom and rd turnout with an adjacent Populus sp., in NE of 3 small depressions within basin 610 Comment
  JEPS53437  Descurainia pinnata Frank W. Peirson 1919-1-25 309 Los Angeles Arroyo Seco; San Gabriel Mountains 381 Comment
  RSA749037  Descurainia pinnata R. G. Swinney 2008-5-2 8739 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  SD38226  Descurainia pinnata subsp. halictorum Edith A. Purer 1932-5-14 2778 Los Angeles El Segundo Comment
  SBBG116970  Descurainia pinnata subsp. menziesii S. A. Junak with K. Kirkland 2001-4-13 SCa 1437 Los Angeles ridgetop N of Deer Valley Reservoir, just E of Two Harbors 228 Comment
  UCR199862  Descurainia pinnata subsp. menziesii LeRoy Gross 2006-2-20 s.n. Los Angeles San Bernardino Basin, Claremont, Rancho Santa Ana Botanic Garden 381 Comment
  RSA763227  Descurainia sophia Justin M. Wood 2010-5-10 1593 Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA574279  Desmazeria rigida Timothy S. Ross, Janet Takara, M. Gay 1993-4-20 6826 Los Angeles Santa Catalina Island. Indian Head Rock, SSW of & overlooking, Little Harbor. 79 Comment
  CAS-BOT-BC402260  Dicentra chrysantha Geo. B. Grant 1904-6-26 4409 Los Angeles Mt Lowe Comment
  RSA433536  Dicentra chrysantha Jean Carnine 1932-5-8 15305 Los Angeles San Fernando Valley Comment
  UC855129  Dicentra ochroleuca I. W. Clokey and B. C. Templeton 1930-4-2 4615 Los Angeles Mandeville Canyon; Santa Monica Mountains Comment
  UCR186560  Dichelostemma capitatum A. C. Sanders 2006-4-25 32202 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  UCR197204  Dichelostemma capitatum subsp. capitatum Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 701 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. South southwest of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  RSA590534  Dichelostemma capitatum subsp. capitatum Orlando Mistretta 1994-3-30 962 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of creek below Little Rock Dam. 991 Comment
  RSA376818  Dichelostemma ida-maia M. Bisbee 1917-6-4 130 Los Angeles Exposition Park, Wildflower Garden. Comment
  UCR138518  Digitaria sanguinalis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  SEINET8274766  Diplacus fremontii Robert F. Throne 1963-5-15 31658 Los Angeles 1 mile w of Los Angeles Co. line on Route 138, ca. 2 miles w of Desert Springs. 1219 Comment
  SBBG125472  Diplacus johnstonii A. Parikh, N. Gale 2010-6-18 3342 Los Angeles upper Big Tujunga Cyn, 0.9 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1240 Comment
  CAS-BOT-BC153189  Diplacus johnstonii LeRoy Abrams 1902-6-30 2588 Los Angeles Summit of Mt. Wilson Comment
  CAS-BOT-BC150659  Diplacus longiflorus Irene Mersereau 1911-8-7 1015 Los Angeles Verdugo [Canon] Canyon Comment
  UCR99442  Diplotaxis tenuifolia L. C. Wheeler 1945-8-26 6099 Los Angeles Alhambra; W Main St. Comment
  SBBG31062  Distichlis littoralis R. F. Thorne 1965-5-11 34535 Los Angeles Ballast Pt on E side of Catalina Harbor Comment
  OBI69174  Distichlis spicata Steve Boyd, Lauren Raz 1997-5-6 9771 Los Angeles Liebre Mts Region. Fish cyn just upstream from the confluence with Castaic crk Comment
  SD234240  Distichlis spicata A. C. Sanders 2003-6-20 27001 Los Angeles Western Transverse Range/Santa Clara River Watershed: off-haul Canyon between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur (Val Verde 7.5' Q) 305 Comment
  LA200777  Dodecatheon clevelandii Jonathan Sauer; John O'Leary 1975-4-11 5643 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon - Topanga Canyon, ridge between Tuna Canyon and Topanga Canyon. Comment
  UCR140426  Dodecatheon clevelandii June Latting 1958-3-30 218 Los Angeles San Gabriel Mtns., end of Live Oak Canyon Road, 3 miles north of Claremont 610 Comment
  UC1080591  Dodecatheon clevelandii subsp. clevelandii E. K. Balls, P. C. Everett, R. Shaw 1958-1-8 22849 Los Angeles 4 mi n Claremont (sw of San Antonio Dam); n of Claremont, sw of San Antonio Dam 579 Comment
  SBBG78892  Dodecatheon clevelandii subsp. insulare W. A. Wright 1931-2-19 Los Angeles Santa Catalina Island Comment
  UCR3770  Dodecatheon clevelandii subsp. insulare 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
  POM199542  Dodecatheon clevelandii subsp. patulum I. W. Clokey, Bonnie C. Templeton 1929-03 4516 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  UCR31795  Dodecatheon redolens T. P. Krantz 1980-7-4 s.n. Los Angeles San Gabriel Mtns, Lily Springs Comment
  UC1128211  Drymocallis glandulosa var. wrangelliana A. D. Gifford 1934-4-23 148 Los Angeles 1 1/2 mi w and 3/4 mi n Castro Pk.; Triunfo Pass Quadrangle Comment
  LA200108  Dryopteris arguta Lawrence L. Kiefer; 1966-4-16 1878 Los Angeles SANTA MONICA MOUNTAINS, Caballero Creek, S of Tarzana, ca. 1 mi S of the end of Reseda Blvd. 304 Comment
  RSA0088006  Dryopteris arguta R. G. Swinney 2010-6-21 13282 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  RSA693698  Dryopteris arguta Ernest Braunton 1901-6-18 194 Los Angeles Laurel Canyon Comment
  RSA693717  Dryopteris arguta G. R. Proctor 1944-02 777 Los Angeles Sepulveda Canyon Comment
  RSA650213  Dryopteris arguta Henry Pasek 1949-2-2 s.n. Los Angeles Campus Cal Poly 228 Comment
  RSA693694  Dryopteris arguta Anonymous s.n. Los Angeles San Gabriel Mountains Comment
  RSA693706  Dryopteris arguta Norman C. Cooper 1945-5-1 2236 Los Angeles Tapia Park, Santa Monica Mountains 762 Comment
  UC1543913  Dudleya Peter H. Raven 1960-5-15 15351 Los Angeles just w mouth of Big Sycamore Canyon (slopes above large dune); Santa Monica Mtns; (Lat. N. 34 degrees; Long. 118 to 119 degrees W.) 22 Comment
  RSA423507  Dudleya cymosa Jillian Howard 1931-5-4 s.n. Los Angeles Santa Monica Mtns. Comment
  UC56437  Dudleya lanceolata H. P. Chandler 1909-6-3 2007 Los Angeles near Cahuenga Peak (Brush Canyon) Comment
  UCR186775  Dudleya lanceolata A. C. Sanders 2006-5-16 32347 Los Angeles Tehachapi Mtns. Foothills, off Gorman Post Rd. near the Bailey Substation, c. 1 mile west of Quail Lake 1067 Comment
  UCR238637  Dudleya lanceolata Anuja Parikh, Nathan Gale 2010-6-30 3379 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Peak, 0.8 km ESE of the summit, [Upper Clamshell Truck Trail]1.7 km N of White Saddle 1250 Comment
  RSA39773  Dudleya lanceolata Edwin Kline 1924-6-1 s.n. Los Angeles Griffith Park; Los Angeles Comment
  CAS-BOT-BC109734  Dudleya virens subsp. hassei Reid Moran 1941-5-27 873 Los Angeles Lover's Cove, near Avalon, Catalina Island. 25 Comment
  UCR210441  Dysphania ambrosioides R. G. Swinney 2008-11-30 9882 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  UCR270219  Dysphania botrys R. G. Swinney 2011-10-10 15741 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  UCD98760  Dysphania botrys Louis C. Wheeler 1946-8-27 6250 Los Angeles San Gabriel Mountains, Angeles Forest Highway opposite junction of Mill Creek and Big Tujunga Canyon. 868 Comment
  RSA601150  Echinochloa crus-galli L. C. Wheeler 1966-9-6 8873 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  RSA608255  Echinochloa crus-galli L. C. Wheeler 1966-10-25 9060 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA610545  Echinochloa crus-galli L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Canyon Spring. 854 Comment
  UC1870336  Echinochloa crus-galli LeRoy Gross, Wayne Law 2000-8-8 252 Los Angeles [Coastal Plains & Basins; San Fernando Valley Basin region]; Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds Comment
  UCR104095  Echinochloa crus-galli Scott D. White 1997-5-21 5193 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, parallel to Hwy 39, along unnamed dirt access road to gauging station below Morris Dam 290 Comment
  UCR256130  Echium candicans R. G. Swinney 2010-4-20 12317 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA583039  Ehrharta calycina Timothy S. Ross 1993-4-22 6877 Los Angeles Santa Catalina Island, SW part of the island in the vicinity of Cactus Peak (1560ft, Northeasterly slope 100 m due N of summit. 468 Comment
  SBBG92150  Ehrharta calycina A. C. Sanders 1988-5-18 7849 Los Angeles El Segundo dunes immediately W of Los Angeles InterNat Airport and E of Vista del Mar Blvd [above the end of World Way West] Comment
  SD66846  Ehrharta calycina R. Mitchel Beuachamp 1967-3-19 332 Los Angeles San Clemente Island, west of Sherman Airfield Comment
  CAS-BOT-BC113614  Eleocharis acicularis LeRoy Abrams 1901-4-10 1451 Los Angeles Inglewood. Comment
  CAS-BOT-BC113049  Eleocharis montevidensis LeRoy Abrams 1901-4-8 1446 Los Angeles Loa Angeles River, Tropico Comment
  POM123248  Eleocharis montevidensis var. montevidensis H. E. Hasse 1890-07 s.n. Los Angeles Bog. [Los Angeles Basin?] Comment
  RSA595162  Eleocharis parishii Steve Boyd 1996-4-25 8696 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 915 Comment
  UCR95199  Eleocharis parishii L. C. Wheeler 1946-8-28 6296 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  RSA108484  Elymus X gouldii Frank W. Gould 1944-5-7 2333 Los Angeles Grassy roadside, under large Eucalyptus trees; just west of juncction of Imperial Highway and Firestone Blvd. (near Compton). Comment
  UCR223717  Elymus elymoides R. G. Swinney 2009-6-17 11207 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR94662  Elymus elymoides A. C. Sanders, E. J. Lott 1993-5-6 13956 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  UCR189696  Elymus glaucus R. G. Swinney 1998-7-24 6573 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  SEINET7303710 Image available Elymus glaucus R. F. Thorne, M. Z. Thorne 1969-1 38508 Los Angeles San Gabriel Mts.; Angeles National Forest 2134 Comment
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Nov 11 2015
  UCD61920  Elymus glaucus Peter H. Raven 1959-5-3 14067 Los Angeles Mulholland Drive 0.5 miles east of Beverly Glen Boulevard. 381 Comment
  CAS-BOT-BC206742  Elymus glaucus subsp. glaucus Joseph Andorfer Ewan 1933-6-17 10823 Los Angeles Temescal Canyon, Santa Monica Mts. Comment
  UCR190056  Elymus glaucus subsp. virescens R. G. Swinney 1998-9-7 6930 Los Angeles San Gabriel Mtns., Dawson Peak ridge, Dawson Peak Ridge Trail 2829 Comment
  RSA87351  Elymus stebbinsii F. W. Peirson 1920-6-10 2158 Los Angeles Maple Springs Trail to Mt. Lowe 1219 Comment
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Jul 19 2008
  RSA641522  Elymus trachycaulus L. C. Wheeler 1967-9-3 10639 Los Angeles San Gabriel Mountains; Prairie Fork. 2317 Comment
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Oct 29 2009
  RSA756080  Emmenanthe penduliflora R. G. Swinney 1998-4-14 5984 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands. 1299 Comment
  UC1595438  Emmenanthe penduliflora Tim Ross 1992-4-4 6065 Los Angeles Three Sisters: SW Mojave Desert, 1 mi SE of Black Butte, middle butte of Three Sisters 969 Comment
  RSA0056302  Emmenanthe penduliflora James R. Shevock 1971-4-25 1021 Los Angeles Tapia Co. Park. 304 Comment
  SBBG65078  Emmenanthe penduliflora var. penduliflora R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  UCR146346  Encelia actoni James Henrickson 1985-3-30 19778 Los Angeles Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek 381 Comment
  RSA708654  Encelia californica Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1169 Los Angeles Ridgetop above McDonald Creek. 518 Comment
  UCR213582  Encelia farinosa A. C. Sanders, Karen Kirtland 2010-5-7 38340 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 104 Comment
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Mar 15 2016
  UCR258573  Encelia farinosa R. G. Swinney 2010-3-10 11810 Los Angeles San Gabriel Mountains, NW Sylmar, 1/4 mile north of I-210 Fwy, c. 150 meters west of Filbert St. 427 Comment
  RSA728298  Ephedra nevadensis G. D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1953 Los Angeles Fort Tejon Road Comment
  JEPS44014  Epilobium canum subsp. canum John Thomas Howell 1927-10-16 3148 Los Angeles on trail between Sierra Madre and Robert's Camp; San Gabriel Mts., Santa Anita Canyon Comment
  RSA0115992  Epilobium canum subsp. canum R. G. Swinney 2010-8-11 13496 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  SJSU13323  Epilobium canum subsp. canum C. W. Sharsmith 1946-10-18 5497 Los Angeles N slope Santa Monica Mts near Beverly Glen 304 Comment
  UC56486  Epilobium canum subsp. canum Ernest Braunton Oct. 1902 727 Los Angeles Oak Knoll Comment
  UCR270037  Epilobium canum subsp. canum R. G. Swinney 2011-7-21 15540 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  CAS-BOT-BC171922  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-9-20 153 Los Angeles Barrett Canyon, off San Antonio Canyon, San Gabriel Mts. 1310 Comment
  UCR259561  Epilobium canum subsp. latifolium R. G. Swinney 2010-9-7 13699 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA311279  Epilobium ciliatum subsp. ciliatum Robert F. Thorne, M. Z. Thorne 1969-7-10 38415 Los Angeles Along Mescal Creek. 2043 Comment
  RSA588350  Epilobium ciliatum subsp. ciliatum Geo. L. Moxley 1915-7-4 365 Los Angeles Arroyo Seco, Pasadena. Comment
  SEINET9079207 Image available Epilobium ciliatum subsp. ciliatum Harry L. Bauer 1928-1 [s.n.] Los Angeles Long Beach Comment
  RSA747971  Epilobium glaberrimum R. G. Swinney 2001-9-16 8170 Los Angeles San Gabriel Mountains: 100 m east of Little Jimmy Spring Canyon, south fork, south of Hwy 2, 0.6 mile due east of Mt. Islip and c. 2 miles north of Crystal Lake. 2207 Comment
  POM1815  Epipactis gigantea F. M. Baldwin 1899-6-10 s.n. Los Angeles Burbank Canyon, Claremont, [San Gabriel Mountains]. 457 Comment
  SEINET6050814  Equisetum arvense Unknown 1946-10-26 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UC284816  Equisetum arvense P. A. Munz 1923-5-26 6839 Los Angeles Head of Vincent Gulch, San Gabriel Mountains Comment
  POM18147  Equisetum hyemale var. affine P. A. Munz 1923-5-26 6832 Los Angeles Big Rock Creek, San Gabriel Mts. Springy place on slopes 1921 Comment
  RSA651074  Equisetum hyemale var. affine Harvey Kennedy 1949-2-13 s.n. Los Angeles San Dimas Canyon. 609 Comment
  CAS-BOT-BC57316  Equisetum laevigatum Ernest Braunton 1902-5-1 s.n. Los Angeles Rivera Comment
  RSA733582  Equisetum laevigatum R. G. Swinney 1998-7-29 6524 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  POM6373  Equisetum laevigatum L. S, G. W 1919-5-10 s.n. Los Angeles San Gabriel River Bed 89 Comment
  POM9426  Equisetum laevigatum L. R. Abrams 1901-4-8 1444 Los Angeles Los Angeles River Comment
  UCD135570  Equisetum laevigatum Louis C. Wheeler 1933-5-13 1735 Los Angeles Cobal Canyon, San Gabriel Mts. 563 Comment
  IRVC26904  Equisetum telmateia L. C. Wheeler 1932-6-13 809 Los Angeles Los Angeles River: at Los Feliz Blvd. 122 Comment
  RSA0115812  Equisetum telmateia subsp. braunii Steven A. Junak 1999-9-10 SCa- 1096 Los Angeles Santa Catalina Island. Middle Ranch Canyon, inland from Ben Weston Beach (Mills Landing). 91 Comment
  POM119654  Equisetum telmateia var. braunii George B. Grant 1904-04 406 Los Angeles near Pasadena. Comment
  UCR241698  Eragrostis Dan S. Cooper 2012-9-6 912- 77 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  CAS-BOT-BC204478  Eragrostis cilianensis Ernest C. Twisselmann 1970-10-17 17549 Los Angeles Antelope Valley: Gorman Highway 5 miles west of Highway 14 1005 Comment
  RSA421756  Eremocarpus setiger F. R. Fosberg 1931-4-23 S- 4698 Los Angeles Cape Canyon, Santa Catalina Island. 240 Comment
  RSA600751  Eremocarpus setiger L. C. Wheeler 1967-6-15 9834 Los Angeles San Gabriel Mountains: North slope foothills between Bouquet Junction and Bonelli Ranch. 366 Comment
  UCD105316  Eremogone macradenia var. arcuifolia Steve Boyd; Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10031 Los Angeles Liebre Mountains Region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. 1584 Comment
  RSA0139147  Eriastrum densifolium subsp. austromontanum Sarah J. De Groot 2005-6-30 5106 Los Angeles San Gabriel Mountains, Angeles National Forest (permit FS-2400-8(2/98)): Along Table Mountain Road, near Big Pines. 2183 Comment
  RSA0105805  Eriastrum densifolium subsp. austromontanum R. G. Swinney 1993-7-21 2519 Los Angeles San Sevaine Flats, ca. 300m W of San Sevaine well, 8.2 miles NW of Lytle Creek Road. 1695 Comment
  JEPS68719  Eriastrum densifolium subsp. elongatum Annie M. Alexander and Louise Kellogg 1939-6-26 850 Los Angeles Mint Canyon Comment
  UCR122485  Ericameria cooperi George K. Helmkamp, E. A. Helmkamp 2001-5-2 6659 Los Angeles Western Mojave Desert, Antelope Valley, 0.1 mi west of Calif. Hwy 138 on Ave. W, then 0.3 mi S on [180th St. East] dirt road 976 Comment
  UCR280870  Ericameria cooperi R. G. Swinney 2014-5-1 16333 Los Angeles San Gabriel Mountains/Mojave Desert, NW of Valyermo, extreme west end of Holcomb Ridge, 400-500 meters NE of Valyermo Rd. and 250 m east of Big Rock Wash, 0.3 mile north of jct. of Pallett Creek Rd. and Valyermo Rd. 1110 Comment
  SBBG62823  Ericameria cooperi var. cooperi R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  POM359325  Ericameria cuneata var. cuneata George R. Johnstone 1927-10-30 s.n. Los Angeles Big Tujunga Canyon. Comment
  UC1595339  Ericameria cuneata var. cuneata Tim Ross 1992-5-17 6374 Los Angeles lower Shoemaker Canyon (draining to the E. Fork of the San Gabriel River and joining it at 2124 ft elevation); San Gabriel Mts., East Fork of the San Gabriel River, Shoema 725 Comment
  LA32046  Ericameria ericoides Henry J. Thompson; 1958-10-23 1819 Los Angeles Santa Monica Mountains, Point Dume 30 Comment
  SD230166  Ericameria linearifolia Louis C. Wheeler 1968-5-27 Los Angeles San Gabriel Mountains: Alimony Ridge. 1493 Comment
  CAS-BOT-BC299021  Ericameria nauseosa var. hololeuca Ralph Hoffman 1929-10-27 s.n. Los Angeles Near Acton, Mint Canyon Comment
  SBBG62962  Ericameria nauseosa var. hololeuca R. Hoffmann 1927-9-21 Los Angeles Bailey's Ranch, Ridge Route (US Hwy 99) Comment
  JEPS19229  Ericameria parishii var. parishii J. C. Aven 1930-10-7 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon Comment
  POM266977  Ericameria pinifolia C. B. Wolf 1931-10-20 2469 Los Angeles 1/2 mile E of Pacoima Creek Bridge on the Tujunga to San Fernando Road. 366 Comment
  RSA602058  Ericameria pinifolia Scott D. White 1997-5-7 5056 Los Angeles Big Tujunga Wash: Sunland-Tujunga area, alluvial fan below San Gabriel Mts, SW of I210 Freeway, E of Hansen Dam, and N of Wentworth St. 320 Comment
  UC86693  Ericameria pinifolia J. C. Nevin Los Angeles Newhall Comment
  UCD131708  Erigeron bonariensis Beth Greenhalgh 1993-3-19 24 Los Angeles Santa Monica Mountians, Malibu, near driveway at 29716 Baden Place. 15 Comment
  RSA719736  Erigeron breweri var. covillei R. G. Swinney 1996-8-7 5219 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  UCR192941  Erigeron foliosus Dan S. Cooper 2008-5-12 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Royce Canyon, Los Angeles 320 Comment
  RSA134725  Erigeron foliosus E. K. Balls, Percy C. Everett 1959-6-29 23864 Los Angeles Stokes Canyon. 1 mi. NE of Entrance. 244 Comment
  CAS-BOT-BC296197  Erigeron foliosus var. foliosus F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  CAS-BOT-BC189064  Eriodictyon crassifolium G. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  LA205571  Eriodictyon crassifolium Barbara Crumly; 1953-5-31 sn Los Angeles Elizabeth Lake Canyon Rd, 2 mi. E of Castaic Comment
  SFV15632  Eriodictyon crassifolium M. Merchant 1982-4-18 16 Los Angeles San Gabriel Mountains Sunland. In wash at mouth of Big Tujunga Canyon. End of Tujunga Valley Street. 385 Comment
  SFV18434  Eriodictyon crassifolium C. Ferguson 1971-5-5 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Hillside east of Nature Center. 460 Comment
  RSA715432  Eriodictyon crassifolium var. nigrescens A. C. Sanders, Helen Kennedy 2005-4-13 29415 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA774843  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2009-6-12 11150 Los Angeles Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39, near road shoulder 226 Comment
  UCR277045  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-25 12928 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  CAS-BOT-BC188090  Eriodictyon traskiae E. R. Blakley 1962-10-5 5430 Los Angeles Ne side of Black Jack Moutain, at junction of Island Road and White's Landing Road, Santa Catalina Island 381 Comment
  UC1292076  Eriodictyon traskiae C. B. Wolf 1932-10-5 4229 Los Angeles gentle slope of shoulder Black Jack Peak (e of Black Jack Mine, Santa Catalina I.); Santa Catalina I., shoulder of Black Jack Peak 457 Comment
  CATA1516  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs, Steven A. Junak 1996-7-9 2734 Los Angeles Santa Catalina Island: By Lower Cape Canyon Reservoir, Cape Canyon 237 Comment
  UCR100064  Eriodictyon trichocalyx R. G. Swinney 1969-4-5 328 Los Angeles San Gabriel Valley, 300 yards north of Hwy 66 in Irwindale, c. 500 yds. east of San Gabriel River Channel 171 Comment
  RSA0064140  Eriodictyon trichocalyx var. trichocalyx Marck Menke 2002-3-29 132 Los Angeles San Gabriel Mts., Glendora Mountain Road at a pullout north of the intersection with Glendora Ridge Road. Comment
  RSA773291  Eriogonum R. G. Swinney 2009-6-24 11272 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  RSA226847A  Eriogonum baileyi var. baileyi Robert F. Thorne, C. W. Tilforth 1971-6-29 40666 Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest and Mt. Emma Roads 1128 Comment
  UCR223067  Eriogonum brachyanthum R. G. Swinney 2009-5-6 10682 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  CAS-BOT-BC241894  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles Lower Topanga Canyon, about one and one-half miles east of ocean beach. Santa Monica Mts. Comment
  CHSC100228  Eriogonum cinereum John Dittes; Josephine Guardino 2006-12-10 1437 Los Angeles Western Transverse Ranges; Sant Monica Mountains; Malibu Canyon; downslope of Malibu Canyon Road; ca. 2.7 air-miles NE of Malibu Lagoon State Beach, ca. 1.0 air-mile south of intersection of Malibu Canyon Road and Piuma Road; just south of road tunnel. 123 Comment
  RSA393146  Eriogonum cinereum Ora M. Clark 1928-10-21 1220 Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  RSA393156  Eriogonum cinereum L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  RSA579277  Eriogonum cinereum Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7403 A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  UCR17952  Eriogonum cinereum Edith A. Purer 1932-8-31 s.n. Los Angeles Southern Coast, Palos Verdes Hills 244 Comment
  RSA766331  Eriogonum davidsonii F. R. Fosberg, Joseph A. Ewan 1931-8-11 s.n. Los Angeles Islip Trail, North (Upper) Pine Flats. 1829 Comment
  UCR189835  Eriogonum davidsonii R. G. Swinney 1998-9-4 6884 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  UCR277150  Eriogonum davidsonii R. G. Swinney 2011-6-15 15201 Los Angeles San Gabriel Mountains, SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail 1622 Comment
  RSA393175  Eriogonum davidsonii Robert Gustafson, Gary D. Wallace 1982-4-26 2554 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  RSA393488  Eriogonum elongatum var. elongatum L. E. Hoffman 1931-11-5 s.n. Los Angeles Millard's Canyon, Angeles National Forest, San Gabriel Mountains. Comment
  UC6278  Eriogonum elongatum var. elongatum W. H. Brewer 1860-12-14 60 Los Angeles Sierra Santa Monica Comment
  RSA393515  Eriogonum fasciculatum John P. Hill 1929-3-10 s.n. Los Angeles Hollywood Hills. Comment
  RSA0098362  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 2011-11-1 15961 Los Angeles San Gabriel Mountains: confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  UCR223189  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-5-20 10808 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  POM222011  Eriogonum fasciculatum var. foliolosum W. C. Merrill 1897-07 s.n. Los Angeles Los Angeles. Comment
  SBBG62040  Eriogonum fasciculatum var. foliolosum R. Hoffmann 1927-6-11 Los Angeles Ridge Route (US Hwy 99) near middle Comment
  UCR127966  Eriogonum fasciculatum var. foliolosum A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26088 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  UCR200155  Eriogonum fasciculatum var. foliolosum Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 818 Los Angeles Verdugo Mountains, south side, Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, west of De Bell Municipal Golf Course 396 Comment
  UCSB1402  Eriogonum fasciculatum var. foliolosum Albright, S. 1957-4-17 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  RSA393460  Eriogonum fasciculatum var. polifolium Frances Runyan 1971-7-20 s.n. Los Angeles Near Davenport Road, Agua Dulce. Comment
  RSA547819  Eriogonum fasciculatum var. polifolium Tim S. Ross, Peter Fritsch 1990-6-20 3627 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
  SD73469  Eriogonum giganteum var. giganteum Robert F. Thorne 1966-9-16 36724 Los Angeles Santa Catalina Island: dry rocky top of promontory , Lookout Point SE of Pebbly Beach 46 Comment
  CAS-BOT-BC253438  Eriogonum gracile J. Ewan 1930-10-22 3430 Los Angeles 4 miles from mouth of Bouquet Canyon Comment
  CAS-BOT-BC253470  Eriogonum gracile LeRoy Abrams 1900-8-1 1041 Los Angeles Ballona Harbor Comment
  RSA0084781  Eriogonum gracile R. G. Swinney 2010-6-23 13309 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  RSA766307  Eriogonum gracile Raymond J. Dobbs 1927-11-11 s.n. Los Angeles Lower Arroyo near Teddy's 305 Comment
  RSA681846  Eriogonum gracile var. gracile Scott D. White, Michael Honer 2003-6-11 9538 Los Angeles Liebre Mountains: Tapia Canyon. About 2 air miles east of Interstate 5 jtn. at 'Old Ridge Rt.' 396 Comment
  RSA681856  Eriogonum gracile var. gracile Scott D. White, Michael Honer 2003-6-18 9573 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  RSA393232  Eriogonum gracile var. gracile Bonnie C. Templeton 1939-9-6 s.n. Los Angeles Playa del Rey. 40 Comment
  UCR222991  Eriogonum gracillimum R. G. Swinney 2009-5-5 10640 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC261179  Eriogonum heermannii var. heermannii Carl B. Wolf 1931-11-8 1430 Los Angeles Big Rock Creek, 1/8 mi. below Big Rock Ranger Station, desert slope of San Gabriel Mts. 1066 Comment
  RSA662173  Eriogonum heermannii var. heermannii P. A. Munz 1923-9-1 7719 Los Angeles Sheep Creek: San Antonio Mountains. 1372 Comment
  SDSU6554  Eriogonum inflatum H. Wedberg 1967-5-20 1380 Los Angeles A t roadside rest, 9 miles from Hwy 138 on the road from German to Elizabeth Lake and Palmdale. Comment
  RSA226031  Eriogonum maculatum Robert F. Thorne, C. W. Tilforth 1971-6-29 40645 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  UCR164525  Eriogonum mohavense T. B. Salvato, Sandra Murcia 2005-11-8 1282 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  UCSB1468  Eriogonum nudum Hoffmann, Ralph 1927-9-21 Los Angeles Ridge Route near Sandberg's Comment
  SBBG22526  Eriogonum nudum var. westonii H. and M. Dearing 1944-10-5 5893 Los Angeles Charlton Flats Comment
  CAS-BOT-BC258577  Eriogonum ordii A. C. Sanders; T. B. Salvato 2005-4-26 29730 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines 610 Comment
  UCR248999  Eriogonum ordii Elizabeth A. Kempton, Eric Paul 2006-6-11 385 Los Angeles San Gabriel Mountains, Vasquez Canyon Road, c. 1.5 2.0 mi from Bouquet Canyon Road 610 Comment
  POM211794  Eriogonum parvifolium var. parvifolium Louis C. Wheeler 1933-9-2 2093 Los Angeles Santa Monica. 5 Comment
  RSA250583  Eriogonum pusillum Robert F. Thorne 1973-5-11 43463 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  SBBG65223  Eriogonum pusillum R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  RSA646123  Eriogonum pusillum Orlando Mistretta 1993-5-10 830 Los Angeles San Gabriel Mountains: Big Pines Highway. 1326 Comment
  RSA628811  Eriogonum saxatile Scott D. White, Dave Bramlet 1998-6-29 6816 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  UC1537272  Eriogonum saxatile Gordon H. True 1935-5-17 305 Los Angeles s Littlerock 914 Comment
  UCR124488  Eriogonum umbellatum var. bahiiforme B. C. Templeton 1932-7-21 5030 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UC586891  Eriogonum umbellatum var. subaridum Joseph Andorfer Ewan 1934-8-3 8358 Los Angeles below Big Pines Camp; San Gabriel Mts., Swartout Valley 1981 Comment
  UCR52583  Eriogonum viridescens S. J. Myers 1988-6-29 s.n. Los Angeles Western Mojave Desert, Big Rock Creek Wash, 2.5 mi NE of town of Pearblossom 915 Comment
  RSA628378  Eriogonum wrightii var. subscaposum Scott D. White, D. E. Bramlet 1998-6-29 6837 Los Angeles West of Mt. Islip: just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 miles W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCR194014A  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-9-4 6922 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  CAS-BOT-BC297948  Eriophyllum confertiflorum Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4353 Los Angeles San Clemente Island, E side of island, near Malo Point, third cyn S of Bryce Cyn Comment
  POM357935  Eriophyllum confertiflorum Norman C. Cooper 1949-6-29 4374 Los Angeles San Gabriel Canyon 610 Comment
  UCR271896  Eriophyllum confertiflorum R. G. Swinney 2010-4-28 12410 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UCR272638  Eriophyllum confertiflorum R. G. Swinney 2011-5-6 14581 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  RSA547471  Eriophyllum confertiflorum var. confertiflorum Timothy S. Ross, Orlando Mistretta 1992-7-24 6766 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA598257  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 1969-6-25 160 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. 426 Comment
  UC1118357  Eriophyllum confertiflorum var. confertiflorum G. T. Nordstrom 1935-1-9 313 Los Angeles 2.5 mi se Gorman; Angeles National Forest, Tejon Quad. 1036 Comment
  UC450784  Eriophyllum confertiflorum var. confertiflorum Fay A. Macfadden 1931-4-20 97 E Los Angeles Verdugo Hills, Tuna Canyon Comment
  CAS-BOT-BC308368  Eriophyllum nevinii Alice Eastwood 1917-7-25 6448 Los Angeles Santa Catalina Isl. Comment
  RSA598525  Eriophyllum nevinii J. P. Rebman, Jonathon Dunn 1996-4-29 3112 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island. 15 Comment
  UC31752  Eriophyllum pringlei A. Davidson 1894-5-1 Los Angeles Lancaster Comment
  UCR222839  Eriophyllum pringlei R. G. Swinney 2009-5-13 10758 Los Angeles Transverse Range; San Gabriel Mtns., upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1183 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
  RSA716212  Erodium botrys Andrea Edwards, Pam DeVries 2006-4-11 86 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  UCR186948  Erodium brachycarpum A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31956 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  RSA0055789  Erodium cicutarium R. G. Swinney 2010-4-28 12437 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR177239  Erodium cicutarium L. C. Wheeler 1967-5-23 9706 Los Angeles Transverse Ranges; San Gabriel Mountains, near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  UCR276944  Erodium cicutarium R. G. Swinney 2010-5-21 12867 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  LA200510  Erodium cicutarium Robert G. Engman; sn Los Angeles Santa Monica Mountains, UCLA campus 60 Comment
  UCSB3537  Erodium cicutarium Kamb, Peter 1948-2-29 Los Angeles Upper Sonoran Zone; Crest of the Verdugo Range above Sunset Canyon Comment
  SBBG78443  Erodium moschatum E. Z. Rett, P. C. Orr 1945-4-10 Los Angeles San Clemente Island Comment
  SFV21073  Erodium moschatum L. Gross 2001-3-23 343 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest. 427 Comment
  SBBG45538  Erysimum capitatum var. capitatum Leota Davidson 1965-5-16 45 -a Los Angeles Cottonwood Flat Cmpgrd, Elizabeth Cyn Comment
  UCSB10687  Erysimum capitatum var. capitatum Lloyd, Robert 1959-3-26 Los Angeles Cobal Canyon, north of Claremont, Calif.; San Gabriel Mt. Range; Pacific Ocean drainage area 396 Comment
  RSA66160  Erysimum suffrutescens F. W. Peirson 1922-1-5 1904 Los Angeles Hermosa Beach Comment
  LA200738  Eschscholzia caespitosa Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG70157  Eschscholzia californica R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  CAS-BOT-BC403164  Eschscholzia californica Ezra C. Knopf No date on label 72 tris sheet Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC5928  Eschscholzia minutiflora Samuel Bonsal Parish 1887-6-1 1951 Los Angeles Alpine Comment
  RSA151283  Eschscholzia ramosa Peter H. Raven 1962-4-9 17165 Los Angeles Near barracks, Wilson Cove, San Clemente Island. 61 Comment
  RSA0010846  Eucalyptus camaldulensis R. G. Swinney 1999-4-8 7071 Los Angeles Claremont, north of Via Santa Catarina and Mountain Ave. 488 Comment
  UCR51500  Eucalyptus globulus A. C. Sanders 1987-12-4 7447 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport and Pershing Dr 38 Comment
  SD178147  Eucrypta chrysanthemifolia A. C. Sanders, T. B. Salvato 2005-4-26 29711 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, Plum Canyon Rd. in Mint Canyon, northwest of Forest Park and south of Cruzan Mesa. Under shrubs, on north and south-facing slopes. 594 Comment
  SEINET3860280  Eucrypta chrysanthemifolia R. G. Swinney 2009-4-16 10382 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Duarte, lower Van Tassel fire road, Van Tassel Canyon.; 0 439 Comment
  SEINET4044459  Eucrypta chrysanthemifolia D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 259 Comment
  SFV2968  Eucrypta chrysanthemifolia K. A. Wilson 1961-3-1 885 Los Angeles Santa Monica Mountains Mulholland Highway about 2 miles west of Las Virgenes Highway. 300 Comment
  CATA3109  Eucrypta chrysanthemifolia var. chrysanthemifolia Amy Catalano 2016-5-18 113 Los Angeles Santa Catalina Island: Stage Road, 0.4 miles up road from Hogsback Gate, on west side of road 212 Comment
  UC788120  Eulobus californicus Blanche Trask May, 1897 Los Angeles Avalon Santa Catalina Island Comment
  UCR270800  Eulobus californicus R. G. Swinney 2010-4-15 12260 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  UCD107069  Eulobus californicus Ming-Hwa Fu 1961-4-30 32 Los Angeles Along U.S. Highway 99, 1 mile S of Oak Flat Fire Station. Comment
  UC56926  Euphorbia crenulata Ernest Braunton May 1902 307 Los Angeles Glendora Comment
  RSA723217  Euphorbia lathyris LeRoy Gross, R. E. Riefner Jr. 2007-6-25 2827 Los Angeles Southeast side of the San Rafael Hills: Behind a power substation, near a small pond. At end of Wierfield Drive. 313 Comment
  UCD142608  Euphorbia maculata Daryl Koutnik 1978-6-30 s.n. Los Angeles Reseda, 6922 Hesperia Avenue. 213 Comment
  RSA230747  Euphorbia palmeri R. F. Thorne 1969-7-9 38485 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  LA34243  Euphorbia peplus Peter H. Raven; 1959-10-9 14612 Los Angeles University of California, West Los Angeles 129 Comment
  UCR239860  Euphorbia serpens O. F. Clarke 2007-10-16 s.n. Los Angeles San Gabriel Valley, Pomona College, Claremont 259 Comment
  UCR205677  Euphorbia serpillifolia A. C. Sanders, T. B. Salvato 2009-5-29 37034 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  SD181570  Euphorbia spathulata Valerie Soza, Ian Gillespie and LeRoy Gross 2000-5-18 94 Los Angeles San Gabriel Mountains; San Dimas Experimental Forest, southwest of Johnstone Peak, above Wildwood Canyon. 655 Comment
  RSA650320  Eurotia lanata Marion P. Harthill 1972-7-6 s.n. Los Angeles Mojave Desert - Highway N4 Comment
  SEINET10807011  Festuca De Camp 1912-6-10 DE CAMP s.n. Los Angeles Claremont. Comment
  RSA611600  Festuca californica subsp. parishii L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mountains: Ridge between San Antonio Canyon and mouth of Cascade Canyon. 1066 Comment
  SEINET3245792  Festuca dertonensis R. G. Swinney 2009-1 11032 Los Angeles Transverse Range; San Gabriel Mtns.: Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. (Chilao Flat 7.5') 1719 Comment
  UCR155136  Festuca microstachys A. C. Sanders 2005-5-5 29946 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  UCR220287  Festuca microstachys R. G. Swinney 2009-4-24 10479 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  LA14246  Festuca perennis Norman C. Cooper; 1944-5-26 1676 Los Angeles University of Southern California campus 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
  SD30985  Festuca temulenta Edith A. Purer 1931-3-12 984 Los Angeles Palos Verdes Hills, along roadside Comment
  RSA0113945  Ficus microcarpa R. E. Riefner Jr. 2014-8-11 14 -284 Los Angeles City of Long Beach, Belmont Shores, N. Side of Ocean Blvd. at Prospect Ave. 4 Comment
  SJSU2257  Ficus religiosa C. W. Sharsmith 1942-9-9 4506 Los Angeles private estate opposite (E side) Beverly Hills Hotel, Beverly Hills Comment
  SBBG12437  Foeniculum vulgare P. H. Raven 1962-7-10 17965 Los Angeles Wilson Cove 91 Comment
  UCR177164  Forestiera pubescens LeRoy Gross 2001-3-25 360 a Los Angeles Transverse Ranges; Verdugo Mountains region, Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp, you can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland 549 Comment
  CAS-BOT-BC52551  Frangula californica subsp. californica Louis C. Wheeler 1931-11-6 334 Los Angeles San Dimas Wash 335 Comment
  RSA391386  Frankenia grandifolia House, Grumbles 1930-5-13 s.n. Los Angeles San Clemente Island Comment
  SBBG95174  Frankenia salina M. B. Dunkle 1928-5-12 1923 Los Angeles Empire Landing Comment
  SD51903  Frankenia salina Peter H. Raven 1962-7-11 18014 Los Angeles San Clemente Island; Wilson Cove. 60 Comment
  UCR150463  Frasera neglecta R. G. Swinney 1999-6-21 7393 Los Angeles San Gabriel Mtns., Boulder Canyon, upper end near Hwy 2 1854 Comment
  POM3591  Fraxinus dipetala I. M. Johnston 1918-6-2 s.n. Los Angeles San Antonio Mountians, Evey Canyon. 915 Comment
  SBBG121649  Fraxinus uhdei L. Gross 2007-5-16 2731 Los Angeles entrance to Wildwood Cyn at intersection with Harvard Rd and Wildwood Cyn Rd 387 Comment
  OBI36774  Fraxinus velutina David J. Keil 1980-3-28 13741 Los Angeles Lower Shake campground near Lake Hughes 1311 Comment
  CAS-BOT-BC212395  Fremontodendron californicum Timothy S. Ross; Darin Banks 1994-6-21 7989 Los Angeles Descending northerly ridge with Tie Canyon on the W, and upper tributary of Santiago Canyon on the E, ca 2325 m NW of Pac. Mtn's 7124 foot summit, Vicinity of Pacifico Mountain 1923 Comment
  UC1293712  Fremontodendron californicum P. C. Everett, E. K. Balls 1959-5-22 23804 Los Angeles Big Rock Creek, N. slopes San Gabriel Mts., from Valyermo 1371 Comment
  RSA652510  Funastrum cynanchoides var. hartwegii Jim Reutzel 1994-5-29 300 Los Angeles Los Angeles [Pomona], Cal Poly Pomona University, north of the Health Center, 100 feet north of the Cal Poly letters on the right hand side. Comment
  UCD132355  Galinsoga parviflora Annetta M. Carter 1933-12-20 420 Los Angeles Residence of Mrs. N.C. Carter, Sierra Madre. Comment
  POM367655  Galium angustifolium subsp. angustifolium C. B. Liter, J. A. Powell 1928-4-5 s.n. Los Angeles Banning Canyon, Santa Catalina Island. Comment
  RSA729724  Galium angustifolium subsp. angustifolium R. G. Swinney 1999-6-18 7324 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  SBBG41329  Galium angustifolium subsp. angustifolium M. R. Benedict 1970-6-27 Los Angeles upper slope of lower Cape Cyn about 1.5 mi above Middle Cyn Comment
  UC1143129  Galium angustifolium subsp. angustifolium A. D. Gifford 1935-3-16 482 Los Angeles 5 mi e Whitaker Peak; Angeles National Forest, Tejon Quadrangle Comment
  POM367663  Galium angustifolium subsp. angustifolium Jack Rempel 1932-5-9 15223 Los Angeles El Segundo. Comment
  POM367676  Galium angustifolium subsp. angustifolium Fordyce Griffiths Jr. 1910-6-11 3623 Los Angeles Dry mountains, altitude 3500 feet. 1067 Comment
  SBBG17096  Galium angustifolium subsp. angustifolium K. A. Wilson 1961-4-20 1145 Los Angeles Soledad Cyn, sandy wash at base of Bee Cyn Comment
  UC303458  Galium angustifolium subsp. gabrielense I. Johnston 1917-6-20 1262 Los Angeles Baldy Lookout of USFS San Antonio Mts. 2133 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
  UC102508  Galium californicum subsp. flaccidum A. J. McClatchie 1893-1 Los Angeles San Gabriel Mts. Comment
  RSA0086971  Galium californicum subsp. flaccidum L. T. Street 1918-5-19 s.n. Los Angeles Mt Wilson, at Camp Ualtee. Comment
  SBBG128345  Galium catalinense M. L. Hoefs 1991-4-18 1146 Los Angeles near rd between Cherry Valley and Fourth of July Cove 79 Comment
  RSA638816  Galium grande Valerie L. Soza, Laura Moore 1999-6-30 586 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  UC1483323  Galium grande Robert F. Thorne 1971-4-23 41465 Los Angeles above Santa Anita Canyon; San Gabriel Mts., Angeles National Forest, Chantry Flats 640 Comment
  UCR238476  Galium grande Orlando Mistretta, Christine Mistretta 2008-5-20 3170 Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 6, Impact Area 14 per TRTP Survey 2008), Fish Canyon drainage; Van Tassel Motorway just south of the junction with Monrovia Canyon Truck Trail 986 Comment
  POM367854  Galium johnstonii Anstruther Davidson 1892-8-20 1867 Los Angeles Wilson's Peak Comment
  UCR274109  Galium nuttallii Steven A. Junak 1999-5-20 SCa- 961 Los Angeles California Islands, Santa Catalina Island, just west of old mine shaft, on north side of Black Jack Peak, directly under high voltage line leading to Black Jack Peak 506 Comment
  SBBG31343  Galium nuttallii subsp. insulare R. F. Thorne 1966-4-5 35832 Los Angeles above stream in Cottonwood Cyn 106 Comment
  UCR149505  Galium parisiense Valerie Soza, Ian G. Gillespie, LeRoy Gross 2000-5-18 946 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon 655 Comment
  POM284023  Galium porrigens C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  SD253549  Galium porrigens R. G. Swinney 2011-3-7 15033 Los Angeles San Gabriel Mountains: Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road (Chilao Flat 7.5'Q) 1584 Comment
  SFV22021  Galium porrigens var. porrigens V. Soza, L. Gross, A. Munoz 2000-5-12 892 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. Northeast-facing slope above fire road. 396 Comment
  RSA601632  Gamochaeta pensylvanica L. C. Wheeler 1967-6-16 9851 Los Angeles San Gabriel Mountains: North side of Sunset Ridge, south of Millard Canyon. 640 Comment
  RSA602400  Gamochaeta pensylvanica L. C. Wheeler 1946-12-14 6449 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  RSA74868  Gamochaeta pensylvanica Elroy Robinson 1935-6-25 s.n. Los Angeles Glendale Comment
  UC1122724  Garrya veatchii P. L. Johannsen 1934-1-30 258 Los Angeles 2-3 mi nw Saddle Peak; Calabasas Quad. 304 Comment
  SD264704  Gastridium phleoides Steven A. Junak, Ralph Philbrick, Mark Hoefs 2001-5-19 Sca 1568 Los Angeles UTM in supplement. Santa Catallina Island. Just E of Airport, N of Airport Road. 445 Comment
  RSA504985  Gayophytum diffusum subsp. parviflorum D. Charlton 1986-6-15 226 Los Angeles Lightning Ridge at intersection of Forest Rd 3N06 and Angeles Crest Hwy, ca 4 mi NW of San Bernardino Co line and 5 mi NW of Wrightwood. 2256 Comment
  RSA580699  Gayophytum diffusum subsp. parviflorum Tim S. Ross, Steve D. Boyd 1994-5-25 7892 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  UCR273562  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-15 15188 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA250340  Gayophytum heterozygum Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42241 Los Angeles San Gabriel Mountains, Angeles National Forest: Buckhorn Station along Angeles Crest Highway 2061 Comment
  SD255806  Gayophytum heterozygum R. G. Swinney 2008-6-17 9050 Los Angeles San Gabriel Mountains: ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 (Valyermo 7.5'Q) 2160 Comment
  RSA72137  Gayophytum heterozygum F. W. Peirson 1921-7-3 2483 Los Angeles San Gabriel Mts., upper trail, Vicent Gulch. 1982 Comment
  RSA0099417  Gayophytum oligospermum R. G. Swinney 2011-8-5 15596 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
  CDA4087  Genista monspessulana T. C. Fuller 1962-4-1 8157 Los Angeles Verdugo Mountains region; Naturalized on slope of Barranca N.E. of Foothill Blvd. & Hillard Ave. La Canada 0 Comment
  CAS-BOT-BC303533  Geraea canescens T. G. Williamson 1935-1-15 s.n. Los Angeles Claremont Comment
  RSA772204  Gilia R. G. Swinney 2009-5-27 10877 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream. 1585 Comment
Read comments
Dec 7 2018
  UCR259247  Gilia achilleifolia R. G. Swinney 2010-6-4 12986 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR130059  Gilia aliquanta subsp. aliquanta George K. Helmkamp, E. A. Helmkamp 1998-5-21 4055 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  RSA72290  Gilia angelensis F. W. Peirson 1918-6-16 469 Los Angeles Mint Canyon, Sierra Pelona Valley, northwest corner of San Gabriel Mts. 762 Comment
  UC1234703  Gilia angelensis Peter H. Raven 1962-3-27 17000 Los Angeles 1.4 mi e Portuguese Bend (Palos Verdes Hills along Palos Verdes Drive); Palos Verdes Hills, e of Portuguese Bend Comment
  UCD117597  Gilia angelensis Dan Axelrod 1932-3-21 s.n. Los Angeles 10 miles north of San Fernando. Comment
  IRVC26356  Gilia capitata A. C. Sanders, Mark A. Elvin 2003-4-16 26038 Los Angeles Newhall Ranch, ca. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank Santa Clara River watershed 305 Comment
  RSA470247  Gilia capitata subsp. abrotanifolia Christopher Davidson 1975-5-25 2551 Los Angeles Ca. 1 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mountain. Angeles Nat. For 1357 Comment
  RSA579802  Gilia capitata subsp. abrotanifolia T. S. Ross, S. D. Boyd 1994-5-24 7854 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  UCR184363  Gilia capitata subsp. abrotanifolia A. C. Sanders 2007-4-19 33471 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCSB33711  Gilia capitata subsp. abrotanifolia Griesel, Wesley 1962-4-29 Los Angeles Arroyo Seco near Brookside Park, Pasadena 365 Comment
  UCSB46591  Gilia capitata subsp. abrotanifolia Welton, Patti 1983-3-28 Los Angeles Northeast side of Mulholland Hwy.; 1 mile north of Cold Canyon Road; Santa Monica Mtns. 518 Comment
  RSA778742  Gilia diegensis Orlando Mistretta, Christine Mistretta 2010-6-1 5233 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
  RSA716644  Gilia latiflora Andrea Edwards, Pam De Vries 2005-3-29 51 Los Angeles Triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. Site includes sections of Gorman Creek, San Andreas Rift Zone, and Peace Valley. 1037 Comment
  CAS-BOT-BC226330  Gilia latiflora subsp. davyi Louis C. Wheeler 1932-4-9 566 Los Angeles 4 mi. WSW Fairmont, Antelope Valley 914 Comment
  UCR280529  Gilia latiflora subsp. davyi R. G. Swinney 2014-4-10 16020 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
  POM9142  Gilia latiflora subsp. davyi W. R. Dudley, F. H. Lamb 1896-6-9 4381 Los Angeles Kings Canyon, Liebre Mts. Comment
  RSA756791  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2008-4-21 2507 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA0016246  Gilia ochroleuca subsp. bizonata Robert Gustafson 1978-5-2 926 Los Angeles Off the dirt road running through the southern part of Hungry Valley, northeast of the Lane Ranch, near the base of Freeman Canyon, about 4 miles south of Gorman 1006 Comment
  CAS-BOT-BC402076  Gilia ochroleuca subsp. vivida L. R. Abrams 1901-7-1 1898 Los Angeles Wilsons Peak Comment
  RSA771843  Gilia splendens R. G. Swinney 2009-5-28 10936 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  SEINET12317877  Glandularia pulchella W. F. Wight 1907-1 1636 Los Angeles East Lake Park, Los Angeles Comment
  CAS-BOT-BC435000  Glinus lotoides Peter H. Raven 1962-8-1 s.n. Los Angeles In Rancho Santa Ana Botanic Garden, Claremont. Comment
  RSA593468  Glycyrrhiza lepidota Steve Boyd, Michael Wall 1996-5-16 8782 Los Angeles Liebre Mountains, confluence of Ruby Canyon and Elizabeth Lake Canyon at northwest end of Red Mountain. 585 Comment
  RSA350819  Gnaphalium beneolens Fred Burlew 1917-09 3275 Los Angeles Crescenta. Comment
  IRVC29586  Gnaphalium californicum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26191 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  POM358783  Gnaphalium californicum James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale Comment
  RSA649819  Gnaphalium californicum Matt Brooks 1988-4-15 11 Los Angeles Whittier, Turnbull Canyon Rd. 1.8 miles east of its intersection with Beverly Blvd. Comment
  POM9418  Gnaphalium californicum P. A. Munz, R. D. Harwood 1920-5-15 3923 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  RSA656972  Gnaphalium californicum D. Roche 1998-5-30 43 Los Angeles Mt. Baldy Road 1.7 miles from the intersection of Mills Ave. and Mt. Baldy Rd. 579 Comment
  RSA187695  Gnaphalium luteoalbum R. F. Thorne 1966-9-14 36648 Los Angeles Santa Catalina Island: sandy, disturbed area behind Ben Weston Beach 3 Comment
  SBBG63360  Gnaphalium palustre R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  SEINET7881018 Image available Gnaphalium palustre F. R. Fosberg 1931-1 S 5404 Los Angeles Echo Lake, Santa Catalina Island, Los Angeles Co. Alt. 400 m. Comment
  RSA715800  Gnaphalium stramineum Scott D. White, Andrea Warniment 2006-7-6 11607 Los Angeles SE Tehachapi Mtns: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. 1113 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
  RSA659075  Goodmania luteola L. Kelly, David J. Keil 1988-4-16 41 Los Angeles Antelope valley, ca. 2 mi W of hwy. 14 along hwy. 138. Comment
  RSA618772  Grayia spinosa L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Edge of Antelope Valley. 40th Street East, between the California Water Project Canal and Barrel Springs Road. Comment
  RSA728294  Grayia spinosa Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1957 Los Angeles Fort Tejon Road Comment
  UCR220215  Grayia spinosa R. G. Swinney 2009-4-2 10272 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road 1220 Comment
  UCR216365  Grindelia Dan S. Cooper 2010-6-6 610- 61 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 208 Comment
  LA32028  Grindelia camporum var. bracteosa Henry J. Thompson; 1959-5-24 2034 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi E of peak 701 Comment
  UC468769  Grindelia hirsutula H. P. Chandler 1898-3-14 198 Los Angeles San Dimas Comment
  UCSB30440  Grindelia hirsutula Wheeler, William 1975-3-7 Los Angeles Empty lot behind Chevron station at the corner of Hwy. 1 and Topanga Canyon Rd. 15 Comment
  LA51491  Guillenia lasiophylla O. H. Kappler; 1944-5-7 616 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope near fire station 182 Comment
  RSA592693  Gutierrezia californica Peter H. Raven 1961-9-24 16758 Los Angeles Little Tujunga Road, 1.2 miles above junction with Gold Creek Road 792 Comment
  UCR177767  Gutierrezia californica LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 401 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  OBI16359  Gutierrezia microcephala Robert F. Hoover 1966-10-14 10153 Los Angeles Pearblossom Comment
  SD264705  Hainardia cylindrica Steven A. Junak, Mark Hoefs 1998-6-12 Sca 732 Los Angeles UTM in supplement. Santa Catalina Island: Along Banning House Road, ca. 1.0 mile from Two Harbors. 228 Comment
  SD234338  Harpagonella palmeri A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26265 Los Angeles Wesetern San Gabriel Mtns.: NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 miles due W of confluence of Bitter and Charlie Canyons (Warm Springs Mtn 7.5'Q) 441 Comment
  UCR61067  Hedera helix R. G. Swinney 1989-7-6 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon, 1 mi. east of Glendora Mtn. Rd. 428 Comment
  SBBG131686  Hedypnois cretica S. A. Junak 1999-4-24 SCa 858 Los Angeles main rd, just S of [airport] rd 445 Comment
  SFV7060  Helenium puberulum T. Gordon, L. R. Ballou, M. H. Grayum, D. L. Koutnik 1974-10-11 761 Los Angeles Santa Susana Mountains Browns Canyon. 457 Comment
  UCR238989  Helianthus gracilentus Anuja Parikh, Nathan Gale 2010-5-24 3211 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.0 km west of State Hwy 14, 1.6 km southwest of California Aqueduct, under powerlines 1005 Comment
  CAS-BOT-BC305684  Helianthus gracilentus David B. Weissman 1971-6-24 144 Los Angeles Santa Monica Mts. Corner of Decker and Lechuza roads 518 Comment
  RSA0012949  Helianthus nuttallii subsp. parishii Louis Greata 1901-09 s.n. Los Angeles Oak Knoll Comment
  CAS-BOT-BC305882  Helminthotheca echioides Ernest C. Twisselmann 1970-3-3 16363 Los Angeles Los Angeles: parking lot at 1212 Shatto Street 76 Comment
  SFV12417  Helminthotheca echioides D. L. Koutnik 1978-6-24 551 Los Angeles San Dimas. Way HIll along Gladstone Ave. 305 Comment
  UCR65221  Hemizonia clementina R. M. Beauchamp 1967-3-18 309 Los Angeles Channel Islands, San Clemente Island, field west of Wilson Cove Comment
  RSA131036  Hemizonia fasciculata P. C. Everett, E. K. Balls 1959-6-2 23841 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  UCR127018  Hemizonia fasciculata A. C. Sanders, Mark A. Elvin 2003-6-18 26937 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  UCR143419  Hemizonia fasciculata F. R. Fosberg 1931-5-6 S- 4815 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  UCR217144  Hemizonia fasciculata Jonas A. Winbolt, Rocky Brown 2010-8-23 002 Los Angeles Western Transverse Range, east side of Simi Hills, Chatsworth, west of drainage within Santa Susanna Historical Park, near Oak Park Cemetery 322 Comment
  RSA628546  Hemizonia fasciculata L. C. Wheeler 1967-7-18 10082 Los Angeles San Gabriel Mountains: Center Creek off Gold Creek off Little Tujunga Canyon. 746 Comment
  UCR101216  Hemizonia kelloggii Steve Boyd, L. Raz 1997-6-18 9990 Los Angeles San Gabriel Mtns., Liebre Mountains, along Elizabeth Lake Road in Leona Valley, south of Portal Ridge, 5.1 rd. mi west of intersection with 90th St. W. 1055 Comment
  UCR36466  Hemizonia kelloggii A. C. Sanders, F. C. Vasek 1984-6-6 5084 Los Angeles Western Mojave Desert, Antelope Valley, in an agricultural area on hwy 138 [at Ave 160 West] north of Fairmont Butte, 1 mi east of Ave. 170 West 793 Comment
  UCR88682  Hemizonia minthornii Scott D. White 1995-10-11 3690 Los Angeles Santa Susana Mtns., south edge of Santa Susana Mts, above Chatsworth Comment
  UCR238073  Hemizonia paniculata Mark A. Elvin, M. S. Enright 2002-7-22 2112 Los Angeles Western Transverse Range, Newhall Ranch, Salt Creek 305 Comment
  RSA534112  Herniaria hirsuta subsp. cinerea Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5093 Los Angeles San Clemente Island, N Head, WNW of the new Landing field 15 Comment
  RSA0022651  Hesperocnide tenella Justin M. Wood 2012-3-20 4645 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  SBBG125445  Heterocodon rariflorum A. Parikh, N. Gale 2010-6-16 3313 Los Angeles upper Big Tujunga Cyn, 0.3 km ENE of Shortcut Station, 0.7 km N of St Hwy 2, San Gabriel Mtns 1295 Comment
  UCR275503  Heterocodon rariflorum D. E. Bramlet 2011-8-17 4932 Los Angeles San Gabriel Mountains, NW of Hwy 2 near Chilao Campground 1619 Comment
  CAS-BOT-BC143696  Heteromeles arbutifolia June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Dunicks landing to Isthmus Comment
  SBBG94400  Heteromeles arbutifolia E. Windle -Dec-1917 Los Angeles Santa Catalina Island Comment
  SBBG98461  Heteromeles arbutifolia T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5290 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 274 Comment
  UCR125150  Heteromeles arbutifolia A. C. Sanders, Mark Elvin 2002-6-18 25128 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
  RSA0074532  Heterotheca fastigiata F. W. Peirson 1924-10-26 5263 Los Angeles Arroyo Seco, Pasadena. 198 Comment
  CAS-BOT-BC318851  Heterotheca grandiflora C. F. Baker 1903-10-1 4075 Los Angeles Claremont Comment
  RSA0068235  Heterotheca grandiflora R. G. Swinney 2010-3-22 12084 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  UC1483920  Heterotheca grandiflora Mark Hoefs 1973-7-20 394 Los Angeles by nw corner Middle Ranch Reservoir; Santa Catalina Island 182 Comment
  CAS-BOT-BC318853  Heterotheca grandiflora W R O 1974-4-16 0042 Los Angeles Small canyon along road between Palomar Comment
  RSA0075655  Heterotheca grandiflora L. C. Wheeler 1966-10-1 8944 Los Angeles San Gabriel Mountains: Big Tujunga at Colby Ranch Road. 975 Comment
  UC1587641  Heterotheca grandiflora Tim Ross 1991-4-21 4555 Los Angeles ridgetop between Turnbull canyon and Sycamore Canyon; Whittier Hills (Puente Hills, pro parte) 320 Comment
  CAS-BOT-BC48168  Heuchera elegans Mrs. Joseph Clemens 1922-5-30 s.n. Los Angeles Mt. Lowe Comment
  RSA0063111  Heuchera elegans Orlando Mistretta, Mark Elvin 1995-5-10 1698 Los Angeles San Gabriel Mountains. Bare Mountain Canyon, West Fork. 1540 Comment
  UCR190782  Hieracium albiflorum R. G. Swinney 1999-7-5 7537 Los Angeles San Gabriel Mtns., upper Cedar Canyon, c. 0.5 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1915 Comment
  RSA608590  Hieracium argutum L. C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, along trail to Chilao. 1249 Comment
  POM360463  Hieracium argutum George R. Johnstone 1930-9-14 s.n. Los Angeles Edison Rd. above Dark Canyon Calif. San Gabriel Mts. 762 Comment
  CATA1311  Hirschfeldia incana Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2402 Los Angeles Santa Catalina Island: Lower Cape Canyon, just up from Middle Canyon 213 Comment
  RSA653893  Hirschfeldia incana Valerie L. Soza, Laura Moore 2000-5-10 826 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. 579 Comment
  UC1587651  Hirschfeldia incana Tim Ross 1991-3-9 4185 Los Angeles head of Oak Canyon, SE side of ridgetop knoll Whittier Hills (Puente Hills, pro parte) 368 Comment
  SBBG59362  Hordeum murinum subsp. leporinum M. N. Ackley -Mar-1925 7 Los Angeles Eagle Rock 182 Comment
  CATA1991  Hordeum vulgare Steven A. Junak, Mark Hoefs, Sara Crockett 1997-3-27 369 Los Angeles Santa Catalina Island: Skull Canyon, at edge of hayfield at storage yard gate, ca. 0.4 road miles from intersection with Middle Ranch Canyon Road 228 Comment
  CAS-BOT-BC55480  Hornungia procumbens Le Roy Abrams 1899-4-1 238 Los Angeles Cienega. Comment
  CHSC83709  Hosackia oblongifolia John Dittes; Gina Hall 1990-7-19 248 Los Angeles Transverse Range; San Gabriel Mts., North of Kratka Ridge, ca. 1.7 air miles east of Cloudburst Summit, North of Angeles Crest Highway. Along creek below Burkhart Trail between Buckhorn Flat Campground and Cooper Canyon. 1889 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
  SD243248  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Northwest corner of Sunset Blvd. and Groverton Street, Westwood. Roadside. Comment
  CAS-BOT-BC401311  Hypericum scouleri Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8105 Los Angeles Liebre Mountains. Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge and joins Clearwater Canyon at Plum Spring 847 Comment
  CATA1582  Hypochaeris glabra Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2852 Los Angeles Santa Catalina Island: Upper end of road to Toyon Beach 381 Comment
  CDA34312  Hypochaeris glabra M. O'Brien 2011-6-14 MOB 11 -12 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  CDA7489  Hypochaeris radicata L. C. Wheeler 1968-6-28 s.n. Los Angeles Pasadena: In vacant lot shared for freeway. 300 block N. Los Roble Ave.. . 0 Comment
  OBI4724  Ipomoea indica T. C. Fuller 1966-9-27 15213 Los Angeles W bank of Topanga Crk just N of Pacific coast hwy 101, Topanga Beach Comment
  CATA1390  Isocoma menziesii Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2525 Los Angeles Santa Catalina Island: By Haypress Reservoir 414 Comment
  POM359490  Isocoma menziesii var. vernonioides F. R. Fosberg 1931-9-16 5684 Los Angeles Baldwin Hills. 50 Comment
  RSA763354  Isocoma menziesii var. vernonioides Doris Bowers 1967-10-4 545 Los Angeles Palos Verdes Pen. 305 Comment
  UC87268  Isocoma menziesii var. vernonioides K. Brandegee Sep 1883 Los Angeles Los Angeles Comment
  UCR126837  Isomeris arborea A. C. Sanders 2003-6-19 26981 Los Angeles Western Transverse Range/Santa Clara River Watershed, hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch 412 Comment
  UC32935  Iva axillaris subsp. robustior J. Burtt Davy May 9 1896-May 24 1896 2571 Los Angeles near Llano Verde; West Palmdale [Anaverde Creek, or Valley] Comment
Read comments
Sep 16 2015
  UCR91397  Juglans californica Scott D. White 1995-3-15 2548 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  RSA0011182  Juglans californica Peter H. Raven 1960-5-15 15361 Los Angeles Piuma Road 2.1 miles E of Rambla Pacifica; Santa Monica Mts. 488 Comment
  RSA0011160  Juglans californica var. californica Scott D. White, Justin M. Wood 2008-5-6 11937 Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  RSA561586  Juglans regia Steve Boyd 1993-6-10 8185 Los Angeles Western San Gabriel Mountains, N of Sylmar and S of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along the Los Pinetos Fire Road (3N76) just upslope from water tank at Los Pinetos Spring. 915 Comment
  UC212778  Juncus ambiguus I. Johnston 1917-5-13 Los Angeles El Monte 91 Comment
  SEINET11788400  Juncus arcticus var. mexicanus C. G. Pringle 1882-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  RSA737154  Juncus dubius Scott D. White, Justin M. Wood 2008-10-7 12553 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA0011529  Juncus macrophyllus Orlando Mistretta, Christine Mistretta 2011-6-23 5729 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  UC842745  Juncus saximontanus Joseph Andorfer Ewan 1936-8-7 9983 Los Angeles to Blue Ridge from Swartout Valley (Nature Trail); San Gabriel Mountains 2164 Comment
  CATA1893  Juncus textilis Denise Knapp 2006-8-23 Los Angeles Santa Catalina Island: Cherry Valley 0 Comment
  RSA368361  Juncus textilis L. C. Wheeler 1933-12-24 2347 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains 427 Comment
  SBBG126141  Juncus textilis A. C. Sanders with T. B. Salvato 2009-5-21 36889 Los Angeles Whittier Narrows near S El Monte, N of San Gabriel River channel and SE of Durfee Ave, W half of Whittier Narrows Nature Center 66 Comment
  SBBG57364  Juncus torreyi R. Hoffmann 1927-9-21 Los Angeles Gorman Comment
  UCR219921  Juncus xiphioides R. G. Swinney, Jane Strong 2009-4-21 10400 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  NY21018  Juniperus californica T. G. Yuncker 1931-6-29 3822 Los Angeles Los Angeles, Exposition Park Comment
  SEINET10531113  Juniperus virginiana var. silicicola David B. Dunn 1939-10-18 Dunn UMO 46525 Los Angeles Cultivated plant growing in Lafayette Park, Los Angeles, Calif. Comment
  POM4277  Keckiella breviflora var. breviflora L. R. Abrams, E. A. McGregor 1908-6-21 409 Los Angeles Between Oakgrove Ca - on and Elizabeth Lake. Liebre Mts. Comment
  CAS-BOT-BC235731  Keckiella cordifolia Nancy Ryan Zabriskie; Walter Zabriskie 1970-6-13 307 Los Angeles East Fork San Gabriel River 1/2 mi. above fork, San Gabriel Mountains 609 Comment
  CAS-BOT-BC235733  Keckiella cordifolia Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  POM21408  Keckiella cordifolia George B. Grant 1901-7-26 s.n. Los Angeles Sturtevant's Camp, San Gabriel Mountians. Comment
  SD107841  Keckiella cordifolia Mark Hoefs, Doug Propst 1973-4-24 199 Los Angeles Santa Catalina Island; Upper Descanso Canyon, west fork 244 Comment
  RSA401779A  Keckiella cordifolia Jessie Velo 1949-6-24 4234 Los Angeles Los Padres National Forest. Comment
  SEINET13766509  Keckiella cordifolia G. B. Grant 1904-6-14 935 Los Angeles Monrovia Comment
  NY790422  Keckiella ternata subsp. ternata T. S. Ross 1991-7-24 5643 Los Angeles Granite Mountain: Pacifico Mountain USGS 7.5' quadrangle 1902.0 Comment
  POM308422A  Keckiella ternata subsp. ternata Henry J. Ramsey, Henry J. Ramsey 1937-9-2 3098 Los Angeles Ladybug Canyon, Angeles Crest Highway. Comment
  RSA400477  Keckiella ternata subsp. ternata M. B. Dunkle 1933-7-11 3643 Los Angeles Upper San Gabriel Canyon, above dams; Cold Brook Camp. Comment
  SBBG106919  Kickxia elatine M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-25 2438 Los Angeles Echo Lake 396 Comment
  UCR24209  Kochia californica John C. Roos 1947-9-18 2790 Los Angeles Western Mojave Desert, 2 mi north of Lancaster 710 Comment
  UCD18356  Kochia scoparia subsp. scoparia Tom Yutani 1995-9-4 s.n. Los Angeles Mojave Desert: along highway. Comment
  LA204721  Krascheninnikovia lanata J. Sauer; T. Brothers 1979-5-6 6072 Los Angeles Antelope Valley, Fort Tejon Rd near Juniper Hills Comment
  CATA1445  Lactuca serriola Mark L. Hoefs, Robert F. Thorne 1996-4-6 2609 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA118798  Lactuca serriola S. Carlquist 1958-8-30 617 Los Angeles Weed in field, Foothill Blvd at W City limits of Claremont. Comment
  UCR186954  Lagophylla ramosissima A. C. Sanders 2006-5-16 32366 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
  UCR255847  Lamarckia aurea R. G. Swinney 2010-5-4 12482 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  SEINET10828054  Lamarckia aurea Cyrus G. Pringle 1882-3-31 Pringle s.n. Los Angeles Comment
  RSA747093  Lantana montevidensis A. C. Sanders, T. B. Salvato 2009-5-19 36837 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 110 Comment
  POM2171  Lastarriaea coriacea L. R. Abrams 1901-4-1 1218 Los Angeles Ballona Harbor. Comment
  CAS-BOT-BC338151  Lasthenia californica M. E. Jones 1882-5-2 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC338153  Lasthenia californica M. E. Jones 1882-5-3 3222 Los Angeles Pasadena Comment
  POM6187  Lasthenia coronaria Harry Pruett s.n Los Angeles [Unspecified] Comment
  RSA396114  Lasthenia glabrata subsp. coulteri C. B. Wolf 1935-3-24 6295 Los Angeles 1 mile north of Buena Park (valley to w of w coyote hills)., [Specimen is 0.1 km W of the Orange County line in L.A. County. Ref; Mr. Fred Roberts and Tom Chester] 53 Comment
  SBBG61623  Lasthenia gracilis R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UC174193  Lasthenia gracilis Katharine Brandegee Los Angeles Saugus Comment
  POM6523  Lasthenia gracilis George B. Grant 1904-5-14 6221 Los Angeles Playa del Rey. Comment
  RSA545282  Lasthenia gracilis D. Propst, Mark Hoefs 1973-3-3 41 Los Angeles Santa Catalina Island: Airport road just below airport 457 Comment
  UCR100068  Lathyrus vestitus R. G. Swinney 1969-4-25 355 Los Angeles San Gabriel Mtns., 200 yards south of Harrow Canyon debris basin in Glendora foothills 381 Comment
  RSA008386  Lathyrus vestitus subsp. laetiflorus Fay A. MacFadden 1930-04 2273 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  UC440406  Lathyrus vestitus subsp. laevicarpus Carl Epling and Lincoln Ellison 1929-3-16 Los Angeles Topanga Canyon Santa Monica Mountains Comment
  RSA702156  Lathyrus vestitus var. vestitus Michael Honer 2004-6-22 1987 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA649606  Lathyrus vestitus var. vestitus Lori Ackerman, Gerald Braden 1988-4-22 7 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  UC912563  Layia glandulosa Herbert L. Mason 1926-4-26 3000 Los Angeles Little Rock Comment
  CAS-BOT-BC377809  Layia platyglossa C. F. Baker 1904-4-15 4177 Los Angeles Claremont Comment
  POM305923  Layia platyglossa subsp. campestris Henry J. Ramsey, Henry J. Ramsey 1940-3-4 1097 Los Angeles Foothill Blvd. West of San Gabriel Bridge. Comment
  SDSU11836  Lemna cyclostasa A. H. Gallup 1949-3-5 326 Los Angeles Lacsa, in quiet water below lake. 152 Comment
  LA82025  Lepechinia fragrans Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC457317  Lepechinia fragrans Carl Epling 1931-5-30 Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA429963  Lepidium Anstruther Davidson 1902-5-30 1863 Los Angeles Roadside Comment
  RSA0116268  Lepidium dictyotum A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32078 Los Angeles Transverse Range; Liebre Mtns. Region: 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 976 Comment
  RSA604150  Lepidium didymum L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mountains: Georges Gap on divide between Clear Creek & Arroyo Seco. Comment
  RSA729867  Lepidium fremontii R. G. Swinney 1999-5-22 7201 Los Angeles San Gabriel Mtns./Mojave Desert: Le Montaine Canyon, c. 0.25 mi. south of Camp Jubilee Rd. 1610 Comment
  SD129291  Lepidium lasiocarpum Andrew C. Sanders 1988-2-18 7691 Los Angeles El Segundo Dunes, west of Los Angeles International Airport, between Pershing Dr. and Vista Del Mar Blvd. 4 Comment
  POM391  Lepidium nitidum Dian Haynes 1893-03 s.n. Los Angeles Oak Knoll Park, Pasadena Comment
  LA204453  Lepidium virginicum var. menziesii Joseph Andorfer Ewan; 1932-5-10 7468 Los Angeles Verduco Canyon, at Colina Drive Comment
  SFV17994  Lepidospartum squamatum J. N. Hogue 1999-8-26 149 .1 Los Angeles Santa Monica Mountains Triunfo Canyon at Lake Enchanto. Peter Strauss Ranch. 230 Comment
  UCR26501  Leptochloa fascicularis A. C. Sanders 1981-9-12 2340 Los Angeles Mojave Desert, Edges of the large marsh at the W end of Rosamond Dry Lake 694 Comment
  RSA0116755  Leptosiphon breviculus R. G. Swinney 2011-6-7 15097 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. 1768 Comment
  RSA634230  Leptosiphon breviculus R. F. Thorne, M. Z. Thorne 1969-7-10 38399 Los Angeles Along Mescal Creek. 2043 Comment
  SFV6456  Leptosyne californica T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 209 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  UCSB9522  Leptosyne californica Wedberg, H. 1958-4-13 Los Angeles 165th Street, one mile north on Hwy. 138, near Pearblossom 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
  SBBG95417  Leptosyne gigantea M. B. Dunkle 1929-4-7 2117 Los Angeles White's Landing Comment
  UCR127370  Lessingia filaginifolia A. C. Sanders, M. S. Enright 2002-8-7 25562 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, low hills in central Potrero Canyon, just SE of main oil facility, south of road and north of powerlines 366 Comment
  RSA233424  Lewisia rediviva R. F. Thorne, M. Z. Thorne 1968-11-9 37864 Los Angeles San Gabriel Mountains, Angeles National Forest: summit of Mt. Williamson, 2504 Comment
  CAS-BOT-BC444441  Lewisia rediviva var. minor I. M. Johnston 1917-6-20 1493 Los Angeles San Antonio Mountains. Baldy Lookout of U.S.F.S. 1981 Comment
  CAS-BOT-BC274479  Leymus triticoides Grant 1902-5-18 4965 Los Angeles Los Angeles Comment
  SEINET3259578 Image available Lilium humboldtii R. G. Swinney 1998-7-10 6367 Los Angeles San Gabriel Mtns.; confluence of Bear Gulch and Prairie Fork Canyon, south side of canyon along Prairie Fork stream. 1488 Comment
  RSA0106320  Lilium humboldtii var. bloomerianum Lyman Benson 1954-6-27 15300 Los Angeles Little Dalton Canyon above Glendora. Mt. Range: San Gabriel. 426 Comment
  RSA68711  Lilium rubescens Frank W. Peirson 3687 Los Angeles Road near Coldwater Canyon, Santa Monica Mts. Comment
Read comments
May 5 2010
  LA200741  Limonium californicum Jonathan Sauer; R. O. Baker 1973-5-18 5481 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  UCR204430  Linanthus androsaceus R. G. Swinney 2003-5-12 8196 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.25 mi. S of Big Dalton Cyn. Rd. in upper 'Dunn Canyon' drainage, 0.25 mi. NW of Big Cienega Spring, S of Coulter Pine Trail 518 Comment
  CLARK-A1528-3442  Linanthus breviculus John C. Roos 1937-5-31 759 Los Angeles San Gabriel Mountains Comment
  UCR141305  Linanthus breviculus R. F. Thorne 1974-4-9 44707 Los Angeles San Gabriel Mtns./Mojave Desert, Bob's Gap in Holcomb Ridge 1220 Comment
  HSC17060  Linanthus californicus G. E. Anderson 1966-4-4 22 Los Angeles 2 mi. N of Topanga S side on Hwy. 27 Comment
  RSA690925  Linanthus californicus J. Mark Porter, Lauren Machen 2004-5-1 14080 Los Angeles San Gabriel Mountains, along Glendora Ridge Road, near the 7.00 mile marker. 1271 Comment
  SBBG118587  Linanthus californicus J. Henrickson 2000-4-15 20708 Los Angeles ca. 1 mi SE of Newhall in W part of Whitney Cyn, just NE of jct of San Fernando Rd and St Hwy 14; within 200 ft of Hwy 14; near T3N, R15W, SW edge of S 6 472 Comment
  UCD118502  Linanthus dianthiflorus Robert F. Thorne Date Unknown 34461 Los Angeles N slope of Black Jack Mountain, Santa Catalina Island. 457 Comment
  UCR151332  Linanthus parryae LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 880 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  UCR275014  Linanthus parryae Michael Honer, Rachel Woodard 2006-4-17 2193 Los Angeles Tehachapi Mountains area, Oso Canyon; c. 1 mile north of Quail Lake; 1 mile west of cement plant road 1067 Comment
  POM3661  Linanthus pungens I. M. Johnston 1917-7-4 1418 Los Angeles near summit of Baldy 2896 Comment
  LA82095  Lithophragma affine O. H. Kappler; 1941-3-15 128 Los Angeles Santa Monica Mountains, W Fork, Las Trancas (Rattlesnake) Canyon 365 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
  RSA0014590  Lithophragma bolanderi Orlando Mistretta, Christine Mistretta 2011-6-18 5710 Los Angeles Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24. 1508 Comment
  JEPS8613  Lithophragma tenellum Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-16 4209 Los Angeles directly above and s Swartout Valley (on crest of Blue Ridge, Angeles National Forest, San Gabriel Mountains, close to boundary of San Bernardino County); San Gabriel Mountains, Angeles National Forest 2286 Comment
  POM48105  Lobelia dunnii var. serrata I. M. Johnston 1924-8-13 s.n. Los Angeles Evey Canyon, San Antonio Mountains 701 Comment
  RSA590848  Loeseliastrum matthewsii T. S. Ross, S. D. Boyd 1990-5-29 2670 Los Angeles Big Pines Hwy, mid-way between Caldwell Lake and Big Rock Springs, on the NE side of the knoll behind which Shoemaker Canyon turns to the NW. 1402 Comment
  CAS-BOT-BC342195  Logfia filaginoides F. W. Peirson 1921-6-20 5278 Los Angeles West fork San Gabriel River, San Gabriel Mts. 533 Comment
  CATA60  Logfia filaginoides USC Wrigley Interns: Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 37 Los Angeles Santa Catalina Island: Deer Valley Trail 92 Comment
  UCR270673  Logfia filaginoides R. G. Swinney 2011-5-24 14817 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  SBBG106914  Lolium temulentum M. L. Hoefs, R. F. Thorne 1995-7-26 2472 Los Angeles lower Middle Cyn, just below Eagle's Nest Lodge 134 Comment
  RSA699224  Lomatium lucidum Vasu Dev, Barbara Dev 2003-5-5 s.n. Los Angeles Lone Pine Canyon Rd. 1.3 miles from its junction with Highway 138. [San Bernardino Co.] 1126 Comment
  UCSC001451  Lomatium mohavense Peter Kamb 1948-5-6 964 Los Angeles desert foothills of the San Gabriel Mts. above Little Rock Little Rock, San Gabriel Mts 975 Comment
  RSA587240  Lomatium mohavense subsp. mohavense Orlando Mistretta 1994-5-11 1189 Los Angeles Little Rock Creek, E slopes of canyon W of Basin Campground. 1341 Comment
  RSA0105337  Lomatium nevadense var. parishii T. S. Ross 1994-5-31 7969 Los Angeles Pacifico Mountain: somewhat flat granitic ridgetop ca 800 m WNW of the 7124' summit. 2060 Comment
  UCR186958  Lomatium utriculatum A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31967 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  UC1618037  Lomatium utriculatum Donald G. Nelson 1935-4-15 310 a Los Angeles near the harbor Wilmington Comment
  RSA198828  Lonicera hispidula var. vacillans R. F. Thorne, D. Propst 1968-5-28 37677 Los Angeles Santa Catalina Island; in upper Bulrush Canyon, perhaps .5 miles NW of Round Top 305 Comment
  RSA0091195  Lonicera interrupta Bonnie C. Templeton 1952-6-19 s.n. Los Angeles Bouquet Canyon. Comment
  RSA610634  Lonicera subspicata var. denudata L. C. Wheeler 1933-8-5 2048 Los Angeles Santa Monica Mountains: North side; 5 miles east of Calabasas. 304 Comment
  RSA498331  Lotus Ducelia Sabb 1937-6-27 19688 Los Angeles Los Angeles, Sal. (?) below 3000 ft. Comment
  UC168713  Lotus argophyllus var. argenteus George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 708 /6257 Los Angeles Santa Catalina Island Comment
  RSA724433  Lotus argophyllus var. argophyllus K. Dobry 1990-3-25 118 Los Angeles Simi Hills at Dayton Canyon Comment
  PASA1088  Lotus grandiflorus 1927-5-17 Los Angeles Ridgeroute Comment
  RSA599693  Lotus heermannii var. heermannii L. C. Wheeler 1936-6-12 4151 Los Angeles Monroe Canyon, San Gabriel Mountains. 549 Comment
  IRVC28122  Lotus humistratus A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26280 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
  RSA592300  Lotus oblongifolius var. oblongifolius L. C. Wheeler 1967-5-13 9523 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 259 Comment
  RSA652443  Lotus oblongifolius var. oblongifolius Marion P. Harthill 1972-4-8 640 Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest. 457 Comment
  RSA607229  Lotus procumbens var. procumbens L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  RSA729872  Lotus procumbens var. procumbens R. G. Swinney 1999-6-5 7246 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  UCR150549  Lotus purshianus R. G. Swinney 1999-6-21 7349 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  POM243728  Lotus salsuginosus F. R. Fosberg 1931-3-26 S- 4386 Los Angeles Santa Catalina Island. Sea bluffs W Hamilton Cany[on]. 90 Comment
  UCR117119  Lotus scoparius A. C. Sanders, D. Malueg 2001-5-17 24322 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  POM1869  Lotus scoparius Crawford, Hyatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. 305 Comment
  RSA406840  Lotus scoparius Anstruther Davidson 1892-09 s.n. Los Angeles Redondo. Comment
  RSA406850  Lotus scoparius Elbert Benjamine, M. Rice 1929-1-13 8413 Los Angeles Sierra Madre. Comment
  UCR281958  Lotus scoparius subsp. brevialatus R. G. Swinney 2014-4-24 16233 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  RSA652453  Lotus scoparius var. brevialatus David B. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Avenue along roadside, near Irwindale Avenue, Irwindale. Comment
  POM128950  Lotus strigosus George B. Grant 1902-04 s.n. Los Angeles Pasadena Comment
  RSA0081708  Lotus strigosus R. G. Swinney 2011-7-21 15551 Los Angeles Strawberry Peak summit. 1860 Comment
  UCR124460  Lotus strigosus I. W. Clokey, B. C. Templeton 1929-1 4576 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  UCR220038  Lotus strigosus R. G. Swinney 2009-4-24 10460 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA498747  Lotus strigosus Albert J. Perkins 1920-5-3 s.n. Los Angeles near Alder Creek, Loomis ranch Comment
  RSA232802  Lotus strigosus var. strigosus R. F. Thorne 1966-4-17 36118 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  RSA0003332  Lotus sulphureus Anstruther Davidson 1892-9-20 s.n. Los Angeles Wilson's Peak. Comment
  UC865546  Lupinus I. W. Clokey and B. C. Templeton 1930-4-8 5361 Los Angeles n Elizabeth Lake; n of Elizabeth Lake Comment
  RSA0094565  Lupinus albifrons Richard G. Swinney 2011-4-28 14524 Los Angeles San Gabriel Mountains: north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi west to San Gabriel Cyn. Dam. 878 Comment
  SDSU4649  Lupinus arboreus R. M. Beauchamp 1966-8-10 61 Los Angeles Growing on south side of Topanga Canyon Blvd. in Topanga Canyon. Comment
  JEPS64997  Lupinus bicolor Dr. A. Davidson 1891-1 Los Angeles Los Angeles Comment
  UCR272545  Lupinus bicolor R. G. Swinney 2011-5-6 14582 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  POM145644  Lupinus bicolor subsp. tridentatus L. R. Abrams 1927-4-30 11710 Los Angeles Head of Antelope Valley. Comment
  CAS-BOT-BC187854  Lupinus chamissonis Geo. B. Grant 1901-4-1 3821 Los Angeles Redondo Beach Comment
  UCR182227  Lupinus concinnus R. G. Swinney 1998-4-14 6003 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  RSA0116833  Lupinus elatus R. G. Swinney 2010-9-21 13858 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  UCSB41989  Lupinus excubitus var. excubitus Purviance, Susan 1979-3-28 Los Angeles At terminus of Munz Ranch Road; Elizabeth Lake Comment
  UC15868  Lupinus formosus J. H. Barber 1892-6-29 213 Los Angeles near Acton; near Acton Comment
  UCR270260  Lupinus formosus R. G. Swinney 2011-6-15 15158 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  SEINET7042255 Image available Lupinus formosus A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  RSA414468  Lupinus formosus var. formosus Robert Gustafson 1973-5-17 s.n. Los Angeles ca .4 mile above Charlton Flats campground 1677 Comment
  POM11104  Lupinus formosus var. formosus H. D. Collins 1921-4-22 36 Los Angeles Claremont. 366 Comment
  RSA91196  Lupinus formosus var. formosus F. W. Peirson 1919-5-10 4 Los Angeles Arraster Creek 915 Comment
  RSA91229  Lupinus formosus var. formosus F. W. Peirson 1919-3-11 90 Los Angeles First small canyon east of Rubio Canyon, south base of San Gabriel Mts. 534 Comment
  SEINET3245941  Lupinus fulcratus G. K. Helmkamp, E. A. Helmkamp 2010-1 16526 Los Angeles Northern Sierra Nevada Mountains: between the west shore of Silver Lake and CA-88; lakeside rest stop area (Tragedt Spring 7.5') 2234 Comment
  RSA0069839  Lupinus hirsutissimus R. G. Swinney 2010-3-10 11833 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  UCR197208  Lupinus hirsutissimus Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 754 Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 457 Comment
  POM11043  Lupinus latifolius J. H. Barber 1899-5-7 s.n. Los Angeles No data on label Comment
  CAS-BOT-BC211685  Lupinus longifolius I. Johnston 1917-6-10 1337 Los Angeles Playa del Rey Comment
  RSA0062868  Lupinus longifolius Daisie Huang 2008-4-6 08040601 Los Angeles Deer Creek Rd, right off of PCH. Malibu. 17 Comment
  RSA276008  Lupinus longifolius Jack Delaini 1974-5-9 199 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Johnson Peak Road, at head of Canyon 854 Comment
  SBBG69040  Lupinus microcarpus var. densiflorus R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  SBBG69050  Lupinus microcarpus var. densiflorus R. Hoffmann 1930-4-29 Los Angeles ca. 2 mi S of Castaic Comment
  UCR127167  Lupinus microcarpus var. microcarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26124 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  SBBG67016  Lupinus odoratus M. Irwin 1939-4-23 253 Los Angeles E of Palmdale 914 Comment
  SEINET12154669  Lupinus polycarpus J. F. Bright, Wyman, C. 1932-1 7993 Los Angeles Hollywood Comment
  SEINET10486197  Lupinus ruber David B. Dunn 1946-4-20 Dunn 2148 Los Angeles Station 64, west margin of Mohave Desert. Comment
  RSA709947  Lupinus sparsiflorus LeRoy Gross 2005-4-28 2157 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  SBBG67031  Lupinus sparsiflorus R. Hoffmann 1925-4-19 Los Angeles E grade Bouquet Cyn Comment
  SEINET3860168  Lupinus sparsiflorus R. G. Swinney 2009-3-26 10165 Los Angeles San Gabriel Mtns. Foothills: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park.; 0 296 Comment
  UCR88616  Lupinus sparsiflorus Scott D. White, Chet McGaugh 1995-5-16 3082 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  RSA414251  Lupinus sparsiflorus subsp. sparsiflorus Geo. L. Moxley 1917-2-4 519 Los Angeles San Fernando Reservoir. Comment
  RSA82618  Lupinus sparsiflorus subsp. sparsiflorus P. A. Munz 1925-4-23 9457 Los Angeles San Gabriel Canyon. 488 Comment
  CATA24  Lupinus succulentus Mark L. Hoefs, A. Douglas Propst 1973-3-3 9 Los Angeles Santa Catalina Island: Airport Road above White's Landing, channel slope, north exposure 335 Comment
  RSA674243  Lupinus succulentus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 695 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 823 Comment
  UCR216568  Lupinus succulentus Dan S. Cooper 2010-6-16 610- 72 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cadman Drive, SE corner of Griffith Park 137 Comment
  RSA0016975  Lupinus succulentus Jack Rempel 1934-4-12 s.n. Los Angeles Baldwin Hills Comment
  RSA414310  Lupinus succulentus Bonnie C. Templeton 1930-4-2 4411 Los Angeles Mulholland Dr. Santa Monica Mountains. Comment
  SEINET10489013  Lupinus succulentus Robert F. Thorne 1973-4-12 Thorne 42906 Los Angeles San clemente island. China point at end of road. With atriplex spp., Lotus Argophyllus ornithopus, aphanisma blitoides, senecio lyonii, eriophyllum Nevinii, suaeda californica, artemisia nesiotica, malacothrix foliosa, etc.. Annual with purple flowers. 15 Comment
  RSA515133  Lupinus truncatus Aaron Liston, Orlando Mistretta, Loran Rieseberg 1989-4-28 795 -5 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  SBBG31365  Lupinus truncatus R. F. Thorne with P. C. Everett 1965-5-11 34580 Los Angeles S side of north beach of Little Harbor 15 Comment
  UC1587747  Lupinus truncatus Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5273 Los Angeles westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker San Clemente Island (1800 ft se of Malo Knoll [1396']); , w fork Near-Death Canyon dr to Mosquito 304 Comment
  UC16027  Lupinus truncatus J. H. Barber 1897-3-21 295 Los Angeles Soldier's Home Comment
  SEINET3162273  Lycium brevipes var. hassei G. B. Grant, W. Wheeler 1904-1 739 a/6151 Los Angeles on Santa Catalina Island, Pacific Ocean, off southern California Comment
  UC625130  Lycium californicum F. R. Fosberg 1931-4-29 S 4705 Los Angeles 1.5 mi below Eagle's Nest; Santa Catalina Island, Middle Ranch Canyon 180 Comment
  NY853122  Lycopersicon esculentum L. Raz 1996-10-23 054 Los Angeles Liebre Mountains, Ruby Canyon, just west of junction of Forest Service Road 6N24 with Lake Hughes Road, at confluence with Elizabeth Lake Canyon. Just west of entrance to Ruby Canyon 610 Comment
  SD92002  Lyonothamnus floribundus subsp. aspleniifolius Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22679 Los Angeles Two on canyonside, west fork of Red Rock Canyon, San Clemente Island 349 Comment
  RSA589867  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara 1994-8-4 8210 Los Angeles Santa Catalina Island, SW side of the island, 460m ENE of Carlos triangulation point (972 ft) and 2080m NNW of Quartz triangulation point (1252 ft). 213 Comment
  RSA589872  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8208 Los Angeles Santa Catalina Island. W end of island, N side of main east-west ridge system, at head of Bouchette Canyon draining NE to Johnson's Landing. 405 Comment
  LA38634  Madia gracilis Henry J. Thompson; 1959-5-24 2023 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  POM21162  Madia gracilis Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  SBBG95387  Madia gracilis M. B. Dunkle 1928-5-13 1944 Los Angeles Coach Rd 243 Comment
  CHSC21759  Malacothamnus davidsonii Robert A. Schlising 1973-8-13 3115 Los Angeles Lopez Canyon, N of Pacoima in San Gabriel Mts. Comment
  RSA433283  Malacothamnus davidsonii Anstruther Davidson 1920-05 s.n. Los Angeles Pacoima Comment
  RSA563514  Malacothamnus davidsonii Tim S. Ross, Steve D. Boyd 1993-6-30 7387 Los Angeles Western SAN GABRIEL MTS.: near middle portion of Loop Canyon. 684 Comment
  SFV7112  Malacothamnus fasciculatus K. A. Wilson 1974-8-21 1438 Los Angeles Santa Monica Mountains 2 miles west of Las Virgenes Road. 300 Comment
  SEINET10480027  Malacothamnus fasciculatus subsp. catalinensis Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4801 Los Angeles Santa Catalina Island; Catalina Conservancy Land, The James H. Ackerman Native Plant Nursery. In Middle Canyon, near Middle Ranch and Cape Canyon Trail. 10 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 230 Comment
  SBBG95178  Malacothamnus fasciculatus var. catalinensis M. B. Dunkle 1928-5-20 1966 Los Angeles Middle Ranch Cyn; bank below Eagle Nest Rock Comment
  LA41771  Malacothamnus fremontii Joseph Andorfer Ewan; 1934-8-3 8448 Los Angeles San Gabriel Mountains, Auto road up Table Mountain, head of Le Montaine Creek 2224 Comment
  RSA60284  Malacothrix californica E. K. Balls, Lee W. Lenz 1950-3-28 14471 Los Angeles 1 mile east of Quail Lake, Antelope Valley. 1067 Comment
  RSA0113365  Malacothrix clevelandii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7517 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCR260000  Malacothrix clevelandii R. G. Swinney 2010-5-11 12633 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UC33277  Malacothrix coulteri Dr. A. Davidson May 1895 Los Angeles Antelope Valley Comment
  RSA535331  Malacothrix foliosa Timothy S. Ross 1991-5-20 5347 Los Angeles San Clemente Island: un-named knoll ca 5500 ft. S of Wilson Cove Settlement; westerly slope 2500 ft NW of the 750' BM 186 Comment
  CAS-BOT-BC347920  Malacothrix saxatilis var. tenuifolia J. G. Williamson 1928-8-4 s.n. Los Angeles Catalina Isl. Comment
  RSA670921  Malosma laurina Joseph M. Keefe 2001-1-19 30942 Los Angeles End of sidewalk along Eagle Rock View Drive, south facing slope, south face of the Eagle Rock. 293 Comment
  UC1870250  Malosma laurina LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1089 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  SD66828  Malva assurgentiflora R. Mitchel Beauchamp 1967-3-18 318 Los Angeles In field south of Wilson Cove, San Clemente Island. Comment
  RSA598932  Malva parviflora Scott D. White 1997-3-12 4751 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  RSA609054  Malva parviflora Louis C. Wheeler 1931-2-21 s.n. Los Angeles 2 mi NE of La Verne 373 Comment
  RSA590858  Malva pseudolavatera Tim S. Ross, Angelika Brinkmann-Busi 1992-3-28 6059 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; Camino Porvenir road on the W margin of Los Verdes Golf Course. Comment
  UCR256928  Malvella leprosa Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area 21 Comment
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Jan 26 2015
  LA99444  Marah macrocarpa Hisao P. Arai; 1957-3-15 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA0083087  Marah macrocarpa R. G. Swinney 2010-3-22 12040 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA20162  Marah macrocarpa L. R. Abrams 1901-4-3 1254 Los Angeles Santa Monica Mountains. Comment
  SBBG95485  Marah macrocarpa M. B. Dunkle 1928-11-18 2031 Los Angeles Gallagher Cyn Comment
  UC557758  Marah macrocarpa Nell Murbarger May, 1936 240 Los Angeles San Clemente Island Comment
  UCR182563  Marah macrocarpa Sharon Dougherty 2007-3-6 s.n. Los Angeles San Gabriel Mtns., Sycamore Flat and slopes of Johnstone Peak, San Dimas Experimental Forest, proposed communication site 854 Comment
  RSA652421  Marah macrocarpa R. McCormick 1963-3-30 s.n. Los Angeles Topanga Canyon. Comment
  RSA654074  Marah macrocarpa var. macrocarpa Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 737 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. 427 Comment
  OBI26261  Marrubium vulgare Mark Schneider 1973-5-3 s.n. Los Angeles 1/4 mi past Topanga Cyn Blvd, Santa Monica Mts Comment
  RSA0068438  Marrubium vulgare R. G. Swinney 2010-8-16 13557 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  SBBG12655  Marrubium vulgare E. R. Blakley 1962-10-5 5449 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  UCR281954  Marrubium vulgare R. G. Swinney 2014-5-15 16539 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  RSA409821  Marrubium vulgare M. Bisbee 1917-6-4 s.n. Los Angeles Waste places everywhere, Eagle Rock Comment
  RSA91362  Medicago polymorpha F. W. Peirson 1920-4-20 548 Los Angeles 1085 New York Drive, Altadena. Comment
  CHSC100179  Melica imperfecta John Dittes 2006-5-30 1380 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  RSA403493  Melica imperfecta Albert J. Perkins 1920-4-27 s.n. Los Angeles Santa Anita Canyon near hermits Comment
  RSA656166  Melica imperfecta Joseph M. Keefe 1977-6-11 22106 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km west of Elinita Ave. Camp Max Straus. 427 Comment
  RSA747857  Melica imperfecta Scott D. White, Justin M. Wood 2009-5-6 12678 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UCR200145  Melica imperfecta Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 801 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  SEINET10599441  Melica imperfecta Adolph D. E. Elmer Elmer 3646 Los Angeles Acton. Comment
  OBI26219  Melilotus albus Mark Schneider 1974-1-3 s.n. Los Angeles 7-Hills Ranch, Avocado orchard, Tujung 549 Comment
  SFV1926  Melilotus indicus K. A. Wilson 1961-2-21 874 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove. 260 Comment
  POM187771  Mentha canadensis Thomas Craig 1933-10-9 2011 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  UCR277055  Mentha suaveolens R. G. Swinney 2011-9-22 15658 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  UCR258740  Mentzelia R. G. Swinney 2010-5-19 12814 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCR213470  Mentzelia affinis A. C. Sanders 2010-5-7 38338 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 30 Comment
  RSA0038372  Mentzelia affinis Sol Karlin s.n. Los Angeles Palmdale-Lake Hughes. 609 Comment
  CDA36650  Mentzelia albicaulis H. L. Wilson 1954-4-22 s.n. Los Angeles Mohave Desert; Pear Blossom. 0 Comment
  RSA0016408  Mentzelia congesta Orlando Mistretta, Christine Mistretta 2011-6-23 5733 Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA579526  Mentzelia dispersa Tim S. Ross, Steve D. Boyd 1994-5-24 7872 Los Angeles Lower NE slope of Grass Mountain: northeasterly draw and adjacent northerly slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1148 Comment
  UC167090  Mentzelia dispersa Geo. B. Grant Jun 15 1905-Jun 18 1906 Los Angeles San Gabriel Mts., Summit of Mt. Wilson 1828 Comment
  JEPS42753  Mentzelia dispersa Frank W. Peirson 1921-6-14 2466 Los Angeles San Gabriel Mountains, Trail Fork San Gabriel River Canyon 975 Comment
  RSA446899  Mentzelia gracilenta N. C. Cooper 1948-4-21 2711 Los Angeles Saugus. 762 Comment
  IRVC27969  Mentzelia micrantha A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26127 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  LA33785  Mentzelia micrantha Peter H. Raven; 1959-5-9 14170 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA479518  Mentzelia micrantha Steve Boyd, T. S. Elias 1987-4-14 2061 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  UCR256218  Mentzelia micrantha R. G. Swinney 2010-6-4 13039 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA0034482  Mentzelia micrantha Carol Haines 1964-5-23 166 Los Angeles 13 miles from begeinning of Old Ridge Route. 1066 Comment
  RSA446789  Mentzelia montana Samuel R. Tyson 1943-9-1 s.n. Los Angeles Brown s Flat, San Dimas canyon. 1250 Comment
  RSA446791  Mentzelia montana Samuel R. Tyson 1943-9-1 s.n. Los Angeles Brown s Flat, San Dimas canyon. 1250 Comment
  CAS-BOT-BC167618  Mentzelia veatchiana Le Roy Abrams 1901-4-1 1202 Los Angeles Ballona Harbor Comment
  RSA597455  Mentzelia veatchiana Tim S. Ross, Steve D. Boyd 1990-6-6 2829 Los Angeles Green Valley Pasture (in San Francisquito Canyon): Saugus District, Angeles National Forest. 927 Comment
  UCR184052  Mentzelia veatchiana A. C. Sanders, T. B. Salvato, Mitch Provance, Aaron Keller, et al 2007-4-12 33385 Los Angeles Western Antelope Valley, Neenach, south of Hwy 138 at end of 290th St. West, toe of hills between Horse Camp and Cow Spring canyons and into mouth of Cow Spring Canyon 976 Comment
  UCR192202  Mentzelia veatchiana A. C. Sanders 2008-4-16 34897 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  RSA756881  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-4 2341 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 53 per TRTP survey; 2008) 1220 Comment
  RSA757211  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-3 2286 Los Angeles Southern California Edison transmission line tower (Segment 5, Structure 63, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  SEINET6944406  Mentzelia veatchiana W. P. Vestal, A. G. Vestal 1956-3-26 3480 Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  RSA0091872  Microseris douglasii subsp. platycarpha Steven A. Junak 2001-5-18 SCa- 1545 Los Angeles Santa Catalina Island. Cottonwood Canyon, along Cottonwood-Blackjack Road, ca. 1.6 miles WSW of Blackjack Peak. Comment
  RSA188051  Microseris heterocarpa R. F. Thorne 1966-4-5 35805 Los Angeles Santa Catalina Island: W slope of Black Jack Mountain 518 Comment
  RSA770894  Microseris heterocarpa R. F. Thorne 1965-5-10 34483 -a Los Angeles Upper end of Gallagher Canyon, Santa Catalina Island. 412 Comment
  RSA599903  Microsteris gracilis L. C. Wheeler 1933-4-16 1648 Los Angeles San Gabriel Mountains: Liveoak Canyon. 426 Comment
  CATA1003  Mimulus aurantiacus Mark L. Hoefs 1994-7-18 1884 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  RSA714688  Mimulus aurantiacus A. C. Sanders, Mark A. Elvin 2003-6-18 26950 Los Angeles Western Transverse Range: around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  RSA442651  Mimulus aurantiacus var. pubescens Unspecified 1910-05 s.n. Los Angeles Hillside, Eagle Rock Comment
  RSA447921  Mimulus aurantiacus var. pubescens D. A. Young 1969-3-15 P- 440 Los Angeles 3 mi. NW of Chatsworth, CA S. of Hiway 118 on Santa Susana Rd. Southern Oak Wd. 293 Comment
  RSA59143  Mimulus aurantiacus var. pubescens G. R. Campbell 1950-4-17 14584 Los Angeles Escondido Canyon, leading to Malibu Lake, ca. 5 miles above Highway Alt. 101. 457 Comment
  UC1063446  Mimulus aurantiacus var. pubescens Jerome S. Horton 1936-5-21 338 Los Angeles San Dimas Canyon Park San Dimas watershed Comment
  UCSB68626  Mimulus aurantiacus var. pubescens Gross, LeRoy 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountains region: North side of mountains: South of Hostetler Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway; (Burbank 7.5 Quad.: T2N RI3W S30, NWI/4) 556 Comment
  RSA0110501  Mimulus brevipes R. G. Swinney 2011-6-7 15086 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. 1768 Comment
  RSA724667  Mimulus brevipes K. Dobry 1991-6-24 d- 747 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  UCR271984  Mimulus brevipes R. G. Swinney 2011-5-31 14898 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
  SEINET12269798  Mimulus brevipes I. Tavares, Brinson, V. 1962-1 255 Los Angeles Bouquet (Boquet) Canyon road, 3 mi S of Boquet Canyon Guard Station Comment
  POM30  Mimulus cardinalis D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  RSA80121  Mimulus cardinalis F. W. Peirson 1910-08 194 Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  JEPS104680  Mimulus floribundus John L. Morrison 1937-6-17 2520 Los Angeles along the trail 200 yds above jct of main trail (Mount Islip trail) and Big Cienega camp trail San Gabriel Mountains Comment
  UCR110878  Mimulus floribundus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22008 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCSC000868  Mimulus fremontii Peter Kamb 1948-5-6 954 Los Angeles Desert foothills of the San Gabriel Mts above Little Rock San Gabriel Mts, Little Rock 975 Comment
  UC672540  Mimulus fremontii var. fremontii Margaret Stason 1927-5-14 Los Angeles between Big Rock Creek and Valyermo-Wrightwood Road (Pinyon Ridge); San Gabriel Mountains Comment
  RSA172742  Mimulus guttatus Mark Parratt 1963-5-4 539 Los Angeles Temblor range,Tejon Ranch, 2 miles E on 138 from U. S. 99 1220 Comment
  RSA600539  Mimulus guttatus Steve Boyd, Lauren Raz 1997-5-28 9863 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
  SEINET3860457  Mimulus guttatus R. G. Swinney 2009-4-19 10389 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (hwy 39), c. 0.6 mi. north of Sierra Madre Ave.; 0 213 Comment
  UCR206127  Mimulus guttatus R. G. Swinney 2008-6-9 9013 Los Angeles San Gabriel Mtns., middle fork of Punchbowl Canyon at junction with South Fork Trail, 2.1 mi. SSE of Devils Punchbowl Co. Park headquarters via trail 1585 Comment
  RSA442757  Mimulus guttatus Frances M. Morey 1923-6-17 s.n. Los Angeles Between W. Adames St. and Culver City. Comment
  RSA447965  Mimulus guttatus Grethe Markedahl 1923-3-12 s.n. Los Angeles Bindini Swamp. Comment
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Dec 31 2015
  UC1348862  Mimulus guttatus Robert F. Thorne 1966-4-29 36300 Los Angeles Upper Middle Ranch Canyon, just below small reservoir San Clemente Island 274 Comment
  HSC90940  Mimulus johnstonii D. M. Thompson 1986-6-7 494 Los Angeles 3.0 mi. SE of Valyermo-Big Pines road along Big Rock Creek Rd., NE side of road 1390 Comment
  RSA602552  Mimulus johnstonii Louis C. Wheeler 1967-8-8 10365 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  RSA729392  Mimulus johnstonii R. G. Swinney 1998-7-14 6459 Los Angeles north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat. 1890 Comment
  RSA329645  Mimulus moschatus Gary D. Wallace 1975-7-12 1446 Los Angeles San Gabriel Mountains, along Angeles Crest Highway just W of Lodgepole Picnic Ground. E fork Dorr Canyon. 2311 Comment
  UCR270929  Mimulus pilosus R. G. Swinney 2011-5-26 14883 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UCR205597  Mimulus rubellus R. G. Swinney 2008-5-13 8864 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  SEINET3245862  Mirabilis laevis R. G. Swinney 2009-1 10164 Los Angeles San Gabriel Mtns. Foothils: Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park. 296 Comment
  SEINET3142123  Mirabilis laevis var. crassifolia R. Moran 1958-9-18 6848 Los Angeles 2 mi SE of Eel Point, San Clemente Island 75 Comment
  UC1971503  Mirabilis laevis var. crassifolia Katharine Brandegee Los Angeles Catalina Island Comment
  UC450903  Mirabilis laevis var. crassifolia Fay A. Macfadden 1931-3-16 Los Angeles Tuna Canyon, Verdugo Hills Comment
  RSA213416  Mirabilis laevis var. crassifolia M. B. Dunkle 1939-4-3 7235 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  CAS-BOT-BC215662  Monardella australis subsp. australis R. F. Thorne; C. W. Tilforth; J. Dourley; R. Scoggin 1972-8-11 42203 Los Angeles Along Angeles Crest Hwy. near Three Points, San Gabriel Mts., Angeles National Forest 1828 Comment
  CAS-BOT-BC219843  Monardella breweri subsp. breweri Ynez Whilton Winblad 1941-6-4 s.n. Los Angeles Antelope Valley, between Lancaster and highway 99 Comment
  RSA552479  Monardella breweri subsp. breweri D. Charlton 1991-6-23 5448 Los Angeles Devils Punchbowl Rd.. near State Park border, Sand Rock Creek, Mt. Williamson Drainage, Pleasant View Ridge desert foothills of the San Gabriel Mtns. 1341 Comment
  RSA732943  Monardella cinerea R. G. Swinney 1999-8-9 7609 Los Angeles East end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  SDSU7181  Monardella exilis D. F Howe 1947-5-5 1527 Los Angeles Highway between Palmdale and Little rock Antelope Valley, LA. co. Comment
  UCR234181  Monardella exilis B. G. Pitzer 1998-5-12 3680 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  UCSB41716  Monardella exilis Collins, Elizabeth 1977-5-21 Los Angeles Lovejoy Butte, .3 miles north of Palmdale Blvd. at 158th St. east Comment
  RSA569407  Monardella linoides subsp. stricta Bonnie C. Templeton 1936-7-30 5355 Los Angeles Big Rock Creek, Big Pines Park. 1463 Comment
  SBBG56962  Muhlenbergia asperifolia R. Hoffmann 1927-9-21 Los Angeles Gorman Comment
  UCR204813  Muhlenbergia asperifolia R. G. Swinney 2005-8-22 8521 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  LA9629  Muhlenbergia californica Victor Duran; 1933-8-11 3546 Los Angeles San Gabriel Mountains, South Fork Big Rock Creek 1600 Comment
  RSA729190  Muhlenbergia californica R. G. Swinney 1999-5-15 7172 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  RSA305706  Muhlenbergia microsperma Mark Hoefs 1973-4-6 137 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 304 Comment
  RSA714522  Muhlenbergia microsperma A. C. Sanders, Lee Jones 2005-4-8 29325 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SBBG128293  Muhlenbergia microsperma M. L. Hoefs 1991-4-16 1107 Los Angeles Renton Mine Rd 249 Comment
  RSA596765  Muhlenbergia rigens L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 884 Comment
  SBBG57543  Muilla maritima M. N. Ackley -Jun-1922 666 Los Angeles Glendale 182 Comment
  UC1871321  Muilla maritima T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4798 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA633359  Muilla maritima L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast Vincent 708 Comment
  RSA0010805  Myoporum laetum Scott D. White 1995-12-5 3775 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way. 5 Comment
  SBBG106251  Myoporum laetum S. A. Junak 1981-7-31 SCl 53 Los Angeles rd to fuel dock pier at Dolphin Bay 30 Comment
  JEPS30072  Myrica californica Dr. H. E. Hasse 1890-7-15 2 Los Angeles Santa Monica Range, Rustic Canyon Comment
  RSA213386  Nassella cernua Reid V. Moran, A. Chase 1941-2-16 570 Los Angeles Middle Ranch, San Clemente Island. 500 Comment
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Jun 5 2014
  RSA484105  Nassella lepida Freda Detmers 1931-4-1 s.n. Los Angeles Griffith Park. Comment
  RSA616263  Nassella lepida Scott D. White, Pam DeVries 1998-5-15 6490 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
  RSA627530  Nassella lepida Sandra Leatherman, Fred M. Roberts, B. Leatherman, Trish Smith 1998-5-23 19 Los Angeles Black Star Canyon: SPur Road off of Black Star Canyon road. 335 Comment
  RSA710512  Nassella lepida Valerie L. Soza, LeRoy Gross 2001-5-9 1192 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  POM158253  Nassella pulchra M. B. Dunkle 1928-3-31 1780 Los Angeles Little Harbor, Santa Catalina Island. 152 Comment
  RSA177748  Nassella pulchra R. F. Thorne, P. Everett 1965-5-10 34521 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island. 427 Comment
  RSA114444  Navarretia atractyloides E. K. Balls 1955-6-23 20792 Los Angeles native to Botanical Garden site, Claremont 335 Comment
  CATA1222  Navarretia hamata subsp. leptantha Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2287 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  UCR70837  Navarretia prostrata I. M. Johnston 1917-4-11 s.n. Los Angeles Coastal Plains and Basins; Los Angeles Basin, Near Gardena, [Dominguez] Slough 12 Comment
  SEINET10939182  Nemacladus rubescens Hoffman 1929-5-20 HOFFMAN s.n. Los Angeles Roosevelt Comment
  RSA706549  Nemacladus sigmoideus LeRoy Gross 2005-6-23 2385 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1401 Comment
  UCR186487  Nemophila menziesii T. B. Salvato 2007-4-27 2094 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  RSA421317  Nemophila menziesii Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  RSA313428  Nemophila menziesii var. integrifolia T. S. Elias 1984-4-29 8327 Los Angeles Angeles National Forest; Glendora Ridge near Baldy Camp; along forest service road above ridge road Comment
  POM184665  Nemophila menziesii var. integrifolia Joseph A. Ewan 1932-5-29 7188 Los Angeles Ridge east of Mount Gleason 1524 Comment
  POM8272  Nemophila menziesii var. integrifolia P. A. Munz, R. D. Harwood 1920-5-17 3976 Los Angeles Topango [Topanga] Canon, Santa Monica Mtns 152 Comment
  RSA563518  Nemophila menziesii var. integrifolia Tim S. Ross, W. Appleby 1993-4-15 6823 Los Angeles Western San Gabriel Mountains: Los Pinetos Spring at the head of Los Pinetos Canyon. 893 Comment
  RSA655747  Nemophila menziesii var. integrifolia James Henrickson 2000-4-15 20687 Los Angeles Ca. 1 mile SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14. 457 Comment
  POM363668  Nicolletia occidentalis Anstruther Davidson 1897-10-1 s.n. Los Angeles Little Rock Creek Comment
  RSA577280  Nicotiana attenuata Orlando Mistretta 1994-7-20 1440 Los Angeles San Gabriel Mountains: Big Rock Creek, South Fork Campground. 1402 Comment
  RSA597559  Nicotiana attenuata Tim S. Ross, Bob Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3752 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  RSA426786  Nicotiana glauca Howard Mullins 1931-3-15 s.n. Los Angeles Chatsworth. Comment
  RSA613098  Nicotiana glauca Damian Ross 1997-4-4 24 Los Angeles Bernard Biological Field Station Claremont Colleges. E of Infirmary Rd. halfway between Infirmary Rd. and Mills Ave. 412 Comment
  UCR124389  Nicotiana glauca I. W. Clokey, B. C. Templeton 1929-1 4583 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  IRVC28599  Nicotiana glauca A. C. Sanders, Mark Elvin 2002-6-19 25201 Los Angeles Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 282 Comment
  UCR1044  Nierembergia frutescens Thomas A. Zink 1971-1 s.n. Los Angeles Los Angeles Basin, along the seventh fairway of the Chevy Chase Country Club in Glendale. 305 Comment
  UC812257  Notholaena californica Louis C. Wheeler 1933-5-5 1709 Los Angeles 1/2 mi below falls Fish Canyon; San Gabriel Mts 350 Comment
  CAS-BOT-BC167067  Oenothera californica Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, n. Los Angeles Co. Comment
  SD92019  Opuntia X occidentalis Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22690 Los Angeles San Clemente Island: common on slopes, near mouth of Red Rock Canyon. (IPB 9/07) 24 Comment
  POM278513  Opuntia basilaris var. treleasei H. G. Rush 1950-5-12 134 Los Angeles Desert side of Big Pines Recreation Area, along Highway, San Gabriel Mountains 1828 Comment
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Feb 4 2019
  SDSU20027  Opuntia littoralis Michael G. Simpson, Lori L. Simpson 2012-4-21 3679 Los Angeles Santa Catalina Island, top of ridge north of USC Marine station. 55 Comment
  RSA756916  Opuntia phaeacantha R. G. Swinney 2008-6-9 9018 Los Angeles Paradise Springs (Big Rock Creek Camp), 100 m west of campground on north bank of Big Rock Creek 1427 Comment
  RSA230757  Opuntia vaseyi Gary D. Cromwell, David W. Wheat 1971-4-21 544 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora 548 Comment
  RSA641684  Orobanche californica subsp. feudgei Orlando Mistretta 1993-6-2 854 Los Angeles San Gabriel Mountains: Vicinity of Mt. Baden Powell. Near Vincent Gap above Vincent Gulch. 2012 Comment
  RSA0092531  Orobanche fasciculata R. G. Swinney 2011-6-22 15249 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  RSA0020692  Orobanche vallicola Philip A. Munz 1933-11-20 12998 Los Angeles Claremont, Under Sambucus 366 Comment
  RSA401970B  Orthocarpus densiflorus T. S. Clare 1929-3-17 13720 Los Angeles Topanga Canyon. Comment
  RSA97455  Osmorhiza berteroi F. W. Peirson 1919-6-14 491 Los Angeles near top of Big Rock Creek 1950 Comment
  UC1400351  Osmorhiza brachypoda Donald R. Bissing 1973-2-22 6 Los Angeles Evey Canyon San Gabriel Mountains (1.0 mi from canyon mouth, on ne face of canyon wall) 853 Comment
  RSA756620  Oxytheca trilobata Orlando Mistretta, Christine Mistretta 2008-4-17 2479 Los Angeles Southern California transmission line tower (Segment 6, Structure 24 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1301 Comment
  UC85200  Oxytheca trilobata K. Brandegee May 1889 Los Angeles South Side Comment
  JEPS37498  Packera ionophylla F. W. Peirson 1919-6-16 476 Los Angeles South Fork of Rock Creek San Gabriel Mountains 1676 Comment
  RSA307851  Paeonia californica Henry J. Ramsey, Henry J. Ramsey 1938-3-5 2723 Los Angeles North Craig Ave., Altadena Comment
  CAS-BOT-BC274176  Pappostipa speciosa Roxana S. Ferris 1918-6-12 947 Los Angeles 5 miles south of Lancaster Comment
  CAS-BOT-BC413410  Parietaria hespera var. hespera L. R. Abrams; I. L. Wiggins 1931-7-6 369 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  UCR110595  Parnassia californica L. C. Wheeler 1964-11-6 8642 Los Angeles North Fork San Gabriel River: Yucca Flat, near falling spring between Coldbrook and Crystal Lake Comment
  RSA751516  Paspalum vaginatum Carl Wishner, A. Gale 2005-8-12 2 -10 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  UC166918  Pectocarya anisocarpa Geo. B. Grant 1906-4-10 914 Los Angeles Pasadena Comment
  RSA762714  Pectocarya linearis R. G. Swinney 2009-2-20 10029 Los Angeles mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  RSA0113906  Pectocarya linearis subsp. ferocula LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7550 a Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  SBBG79041  Pectocarya linearis subsp. ferocula F. R. Fosberg 1932-5-7 8150 Los Angeles Grand Cyn, above falls 150 Comment
  UC25017  Pectocarya linearis subsp. ferocula Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA616160A  Pectocarya penicillata Valerie L. Soza 1998-5-3 86 -a 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
  RSA771853  Pectocarya penicillata R. G. Swinney 2009-5-28 10922 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  SBBG63489  Pectocarya penicillata R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  SD237374  Pectocarya penicillata R. G. Swinney 2009-5-13 10770 Los Angeles Transverse Range; San Gabariel Mountains: upper Brainard Canyon, c. 2 miles south of Ft. Tejon Road, immediately NW of Cima Mesa, Juniper Hills (Juniper Hills 7.5'Q) 1121 Comment
  UCR42566  Pectocarya penicillata L. F. LaPre, T. Mulroy 1986-4-7 s.n. Los Angeles San Gabriel Valley, City of Irwindale, near junction of Foothill Blvd & Irwindale Ave., between gravel pit and the San Gabriel River channel 168 Comment
  SBBG119429  Pectocarya recurvata S. D. White with K. Hughes 2000-5-16 7861 Los Angeles foothills near Acton, Arrastre Cyn 976 Comment
  UCR96139  Pectocarya setosa B. G. Pitzer 1996-4-21 2715 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  RSA503188  Pedicularis semibarbata Gary D. Wallace 1975-7-12 1443 -B Los Angeles Angeles National Forest: just W of Lodgepole Picnic Ground. West Fork Dorr Canyon at springs above road. 2311 Comment
  RSA0088109  Pellaea andromedifolia R. G. Swinney 2010-4-30 12455 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA0091152  Pellaea andromedifolia R. G. Swinney 2011-11-1 15956 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  RSA686734  Pellaea andromedifolia T. S. Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  UCR271544  Pellaea andromedifolia R. G. Swinney 2011-11-3 15983 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon, 'First Water', 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre 622 Comment
  RSA535316  Pellaea andromedifolia T. S. Ross 1991-5-20 5369 Los Angeles San Clemente Island: north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  RSA686738  Pellaea andromedifolia Elbert Benjamine, Rice 1929-1-13 2028 -1953 Los Angeles Sierra Madre. Comment
  RSA686911  Pellaea mucronata Freda Detmers 1931-5-17 s.n. Los Angeles Side canon from Mint Canyon Gal. Comment
  CATA3409  Pennisetum setaceum Julia A. Parish 2017-4-19 023 Los Angeles Santa Catalina Island: Avalon Canyon, 311 East Whittley Avenue 52 Comment
  RSA226980  Penstemon caesius Robert F. Thorne 1971-8-25 41247 Los Angeles Throop Peak 2744 Comment
  UCR151726  Penstemon centranthifolius Steve Boyd, Amber Maurice 2004-5-18 11308 Los Angeles Transverse Ranges; Liebre Mountains region, Atmore Meadows area Comment
  UCR276775  Penstemon centranthifolius R. G. Swinney 2011-5-16 14723 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA0016982  Penstemon centranthifolius J. H. K. 1909-6-7 9 Los Angeles Claremont. Comment
  RSA590596  Penstemon centranthifolius Tim S. Ross, W. Appleby 1993-5-20 7182 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  UCR223698  Penstemon grinnellii R. G. Swinney 2009-6-24 11245 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  NY601179  Penstemon grinnellii T. S. Ross 1993-5-13 7111 Los Angeles Western San Gabriel Mountains: May Canyon Saddle 1115.6 Comment
  SBBG45676  Penstemon grinnellii var. scrophularioides Leota Davidson 1966-5-14 275 Los Angeles near first animal water trough; Whitaker Peak dirt road, about 0.5 mi W of Hwy 99 Comment
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Oct 29 2006
  RSA670700  Penstemon heterophyllus Bonnie C. Templeton 1947-5-21 6285 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA618661  Penstemon heterophyllus var. heterophyllus LeRoy Gross 1998-9-27 65 Los Angeles Liebre Mtns. Fish canyon. Elizabeth lake canyon road to warm springs road ,west 7 miles to cienaga campground. to trail up into fish canyon. 884 Comment
  UCR223375  Penstemon labrosus R. G. Swinney 2009-7-23 11391 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
  SBBG118487  Penstemon labrosus O. Mistretta 1993-6-28 906 Los Angeles Table Mtn, Sunrise Ski Area; Angeles Nat Forest Comment
  CHSC3711  Penstemon spectabilis 1966-5-12 Los Angeles San Rafael Mtn. 213 Comment
  RSA647932  Penstemon spectabilis Michelle Manolovitz, Brian Willie 1992-4-27 3 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 300 feet northwest of park office. Comment
  RSA649996  Penstemon spectabilis subsp. subviscosus Jeanne Bellemin 1969-5-16 s.n. Los Angeles Mt. Baldy Road near Padua Hills. Comment
  LA35185  Penstemon spectabilis var. subviscosus Mary V. Hood; 1941-4-27 41 74 k* Los Angeles SANTA MONICA MOUNTAINS, near Malibu Lake. 213 Comment
  LA82043  Penstemon spectabilis var. subviscosus O. H. Kappler; 1941-5-9 252 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  SD52440  Penstemon spectabilis var. subviscosus Skip Stone May 1952 50 Los Angeles Blanchard Park, Claremont, Mt. Range: San Gabriel, Pac. Slope drainage 334 Comment
  UC206185  Pentachaeta lyonii Katharine Brandegee Los Angeles Santa Catalina Isl. Comment
  VVC3121  Pentachaeta lyonii Tim Thomas 1979-5-14 256 Los Angeles Santa Monica Mountains, Stunt Ranch; small mdw 75 m NE from end of paved driveway. 380 Comment
  RSA0070817  Pentagramma triangularis T. S. Ross, Steve Boyd 1990-5-31 2742 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA0065219  Pentagramma triangularis Anonymous 2 Los Angeles San Antonio Canyon, near Claremont. Comment
  LA94189  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-13 1736 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  POM8573  Pentagramma triangularis subsp. triangularis P. A. Munz, R. D. Harwood 1920-4-21 3705 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  SBBG31472  Pentagramma triangularis subsp. viscosa R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  RSA233255  Perideridia parishii subsp. latifolia R. F. Thorne 1969-7-2 38314 Los Angeles SE of Angeles Crest Hwy. 3.2 miles WSW of Cloudburst summit 1951 Comment
  RSA509705  Perideridia parishii subsp. latifolia L. C. Wheeler 1967-8-2 10313 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  UC1375300  Perideridia parishii subsp. latifolia Robert F. Thorne 1971-8-25 41307 Los Angeles Windy Spring San Gabriel Mts., Angeles National Forest, Mt. Islip (n slope of mt.) 2255 Comment
  SBBG12848  Perityle emoryi E. R. Blakley 1962-6-9 5185 Los Angeles China Pt near lighthouse 9 Comment
  SBBG79850  Perityle emoryi F. R. Fosberg 1931-4-3 4463 Los Angeles Pebbly Beach Rd 5 Comment
  CAS-BOT-BC419011  Persicaria lapathifolia F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom. Near Los Angeles Comment
  CHSC99434  Persicaria lapathifolia LeRoy Gross 2000-8-25 261 Los Angeles Big Tujunga Wash/Verdugo Mountains: Orcas Park, entered from Foothill Blvd. onto Orcas Ave. Hiked west from park heading toward Hansen Dam. Perennial river from the Tujunga Ponds, man disturbed wash. 324 Comment
  CAS-BOT-BC419013  Persicaria lapathifolia Frank W. Peirson 1924-8-23 5151 Los Angeles West fork of San Gabriel River, just above forks, San Gabriel Mountains 411 Comment
  UC57490  Petunia parviflora J. H. Barber Los Angeles Malibu Comment
  RSA225748  Phacelia austromontana Robert F. Thorne 1971-6-12 39850 Los Angeles Angeles National Forest; Mt. San Antonio, Devil s Backbone 2744 Comment
  SD194130  Phacelia austromontana R. G. Swinney 1998-7-21 6487 Los Angeles San Gabriel Mountains; 0.8 mile southeast of junction of Pine Mountain Ridge and Fish Fork Trail. 2256 Comment
  POM127608  Phacelia bicolor Katherine Brandegee s.n. Los Angeles Lancaster. Comment
  CATA1291  Phacelia cicutaria var. hispida Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2380 Los Angeles Santa Catalina Island: Parsons' Landing 3 Comment
  UC457250  Phacelia cicutaria var. hispida Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR260349  Phacelia cicutaria var. hispida R. G. Swinney 2010-5-4 12560 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
  LA38547  Phacelia cicutaria var. hubbyi A. M. Johnson; 1934-5-4 4476 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  UCR275018  Phacelia ciliata Michael Honer, Rachel Woodard 2006-4-12 2184 Los Angeles Tehachapi Mountains area., Hills above Oso Cyn, c. 2 miles NNW of Quail Lake; 3 miles west of cement plant rd. 1159 Comment
  RSA590844  Phacelia curvipes Tim S. Ross, Steve Boyd 1990-5-17 2560 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
  POM127604  Phacelia davidsonii George B. Grant 1906-06 6886 Los Angeles summit of Mt. Wilson. Comment
  CHSC100166  Phacelia distans John Dittes 2006-6-4 1389 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.3 air-miles northwest of Chatsworth Highschool, ca. 0.9 air-mile west of Topanga Blvd., ca. 0.8 air-mile east x northeast of Santa Susana Pass. 381 Comment
  LA46945  Phacelia distans O. A. Plunkett; 1926-3-20 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  SEINET3860281  Phacelia distans R. G. Swinney 2009-4-24 10455 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, 0.3 mi. NW of LIttlerock Creek Campground.; 0 915 Comment
  UC1211123  Phacelia distans Huron H. Smith 1912-4-23 4806 Los Angeles Eagle Rock 213 Comment
  LA81953  Phacelia distans O. H. Kappler; 1941-3-26 156 Los Angeles Santa Monica Mountains, Carbon Canyon, along US Hwy 101 Comment
  OBI13805  Phacelia distans Emese M. Sajo 1966-4-2 39 Los Angeles Big Tujunga cyn, 3 mi E of Tujunga in the San Gabriel Mts 762 Comment
  RSA426229  Phacelia distans Tom Burch 1940-3-9 s.n. Los Angeles Redondo Beach. 0 Comment
  RSA549561  Phacelia distans Tim S. Ross 1992-4-4 6096 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  SEINET12280103  Phacelia distans E. A. Purer 1935-1 6596 Los Angeles Comment
  UC56217  Phacelia distans H. M. Hall Apr. 1903 3781 Los Angeles Playa del Rey, near Los Angeles Comment
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Apr 25 2016
  UC917604  Phacelia douglasii Frank W. Gould 1944-4-1 2189 Los Angeles near and s Los Angeles; Playa del Rey Comment
  RSA0113370  Phacelia fremontii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7512 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UC1537523  Phacelia fremontii Gordon H. True 1935-3-5 43 Los Angeles 4 mi s Palmdale 944 Comment
  UCR176960  Phacelia fremontii L. C. Wheeler 1967-5-9 9379 Los Angeles San Gabriel Mtns, Aliso Canyon, east of Acton, c. 1 mi downstream from Wagonwheel Ranch 1067 Comment
  UCR6120  Phacelia fremontii Steve Stadler 1966-4-17 41766- 65 Los Angeles E side of San Gabriel Mtns., 0.5 mi. north of Mile High on road [N4] that connects Mile High with the Palmdale - Cajon Junction Road [Hwy 138] 1463 Comment
  RSA609044  Phacelia fremontii Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Watkins Creek. 1463 Comment
  RSA783490  Phacelia imbricata J. D. Olmsted 1959-3-30 325 Los Angeles 0.25 mi SE of junction between Palmer and Cobal Canyons and eastern county line. San Antonio Wash drainage area 427 Comment
  UC697770  Phacelia imbricata Kay H. Beach 1943-6-15 1748 Los Angeles 8 mi ne San Dimas; San Gabriel Mts., Wolfs Kill Canyon Comment
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Jan 21 2011
  RSA293602  Phacelia imbricata subsp. imbricata Lyman Benson 1945-6-5 11771 Los Angeles Cold Spring, 2 1/2 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mt. Range 1372 Comment
  UCR213952  Phacelia imbricata subsp. imbricata Dave Silverman, Cindy Hopkins 2007-4-27 6780 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, 0.8 miles SSE of National Cement and 600m NE of Oso 3804 benchmark 1052 Comment
  UC1174668  Phacelia longipes L. R. Heckard, R. Bacigalupi, and G. T. Robbins 1953-6-15 508 Los Angeles along Forest Service rd near confluence of Pacoima Creek with its North Fork; San Gabriel Mts., Pacoima Canyon Comment
  CAS-BOT-BC6848  Phacelia lyonii William S. Lyon 1884-7-1 s.n. Los Angeles Santa Catalina Island Comment
  UCR174487  Phacelia minor Anuja Parikh, Nathan Gale 2005-4-23 2106 Los Angeles Western Transverse Range, Newhall Ranch (study area 51), VCC, near Castaic Creek 330 Comment
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Apr 9 2009
  RSA649798  Phacelia minor Matt Brooks 1988-5-7 33 Los Angeles Whittier, Dark Canyon 0.4 miles east of its confluence with Sycamore Canyon. Comment
  RSA74508  Phacelia mohavensis F. W. Peirson 1921-6-15 962 Los Angeles Trail from Pine Flats to Chilao. 1677 Comment
  UCR223072  Phacelia mohavensis R. G. Swinney 2009-6-2 11019 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
  SD38350  Phacelia ramosissima Edith Purer 1933-5-30 4997 Los Angeles Playa del Rey Comment
  UCR276756  Phacelia ramosissima R. G. Swinney 2010-8-11 13485 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  UC212515  Phacelia ramosissima var. ramosissima I. M. Johnston 1918-7-6 2091 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains 2072 Comment
  SD108870  Phacelia tanacetifolia James Henrickson 1973-5-12 9580 Los Angeles 9 miles SW of Little Rock, 0.2 miles S of Mt. Emma Rd., along Hwy N3. 1189 Comment
  CLARK-A1528-5109  Phacelia viscida John C. Roos 1937-7-7 404 Los Angeles La Crescenta 478 Comment
  UC107523  Phacelia viscida T. S. Brandegee 1890-5-15 Los Angeles Santa Catalina Island Comment
  CATA808  Phalaris aquatica Mark L. Hoefs, Robert Given 1991-6-12 1380 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  POM356925  Phalaris minor Anstruther Davidson 1916-6-1 3157 Los Angeles Santa Monica Mountains. Comment
  RSA177744  Phalaris minor R. F. Thorne, P. Everett 1965-5-11 34554 Los Angeles Santa Catalina Island, Little Harbor. 2 Comment
  RSA674886  Phoenix canariensis LeRoy Gross 2003-2-22 743 Los Angeles South side; Along Brand Canyon (fire burned this area in Summer-fall of 2002). Above one of the debris dams, below where the falls from the west fork drainage comes in. 320 Comment
  RSA716922  Phoenix canariensis LeRoy Gross, Naomi Fraga 2006-1-20 2451 Los Angeles East end of the Verdugo's. North side of the main crest. Deer Creek off of Beaudry Road. West of Debris Basin. 448 Comment
  RSA459260  Pholistoma auritum C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  SFV22092  Pholistoma auritum var. auritum V. Soza, L. Gross, B. Hogshead 2001-4-26 1184 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, near junction of Green Verdugo Fire Road from 210 Freeway and road to Green Verdugo Reservoir. North-northwest-facing, open, sunny slope. 473 Comment
  UC1537541  Pholistoma membranaceum Gordon H. True Jr. 1935-3-5 45 Los Angeles 4 mi. s. Palmdale 944 Comment
  UCD120942  Pholistoma membranaceum Daryl Koutnik; Vickie Dawes 1978-4-6 289 Los Angeles State Highway 18 just east of Valermo turnoff. 944 Comment
  UCSB17775  Phoradendron leucarpum subsp. tomentosum Gerhart, Janet 1963-4-13 Los Angeles West Fork Ranger Station, 6 mi. east of Junction of U.S. Highway 2 and Mt. Wilson Road at Red Box Ranger Station, San Gabrial mountains 944 Comment
  CAS-BOT-BC141145  Phoradendron serotinum subsp. macrophyllum Del Wiens 1955-1-12 941 Los Angeles S of US Hgwy. 99 as it crosses Kellog Hills, W of Pomona 609 Comment
  RSA719819  Phoradendron serotinum subsp. tomentosum R. G. Swinney 1997-7-14 5678 Los Angeles West of Wrightwood, Table Mtn. area, approx. 100 m NW of amphitheater and Table Mtn. Campground. 2207 Comment
  POM354328  Phoradendron villosum A. Menke 1955-4-16 s.n. Los Angeles Upper San Francisquito Canyon. Comment
  RSA623935  Phoradendron villosum Kathleen J. Wilder 1991-5-25 122 Los Angeles Angeles Crest Forest, Chilao campground, up Horse Flats hiking trail to Mt. Hillyer trail. 1677 Comment
  UC340  Phyllospadix torreyi De Alton Saunders September 1896 2219 Los Angeles San Pedro Comment
  SD262334  Phytolacca americana var. americana R. G. Swinney 2014-6-5 16724 Los Angeles San Gabriel Mountains: Glendora , 0.48 miles north of Sierra Madre Ave, at Rainbow Dr (Glendora 7.5'Q) 381 Comment
  LA33800  Pickeringia montana subsp. montana Henry J. Thompson; 1959-5-24 2016 Los Angeles Santa Monica Mountains, 1.4 mi E of Saddle Peak along road from Saddle Peak to Topanga Canyon 731 Comment
  CATA1922  Pinus halepensis Amy Catalano 2014-9-22 011 Los Angeles Santa Catalina Island: Roy Rose Garden 446 Comment
  RSA714199  Pinus halepensis Valerie Soza, LeRoy Gros, Marisa Sripracha 2001-7-20 1352 Los Angeles Mesa Lila Rd, southeast side of Henderson Canyon. 427 Comment
  RSA787272  Pinus jeffreyi R. G. Swinney 2009-7-29 11429 Los Angeles Pacifico Mountain summit 2134 Comment
  RSA792017  Pinus lambertiana Jane Tirrell 2012-8-20 LS 0162 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. 2259 Comment
  UCR223346  Pinus lambertiana R. G. Swinney 2009-7-29 11430 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA384422  Pinus muricata B. C. Templeton 1936-10-1 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  CATA3272  Pinus radiata Ben Dion, Julia Parish 2017-1-30 004 Los Angeles Santa Catalina Island: West side of the upper campsite at Black Jack Campground 497 Comment
  CATA260  Piperia cooperi Mark L. Hoefs, A. Douglas Propst 1973-5-4 266 Los Angeles Santa Catalina Island: By road above Fourth of July Cove 30 Comment
  POM382746  Piperia elongata Louis C. Wheeler 1932-7-2 888 Los Angeles San Dimas Canyon - Browns Flat trail, San Gabriel Mountains. 1220 Comment
  RSA382797  Piperia transversa George Henry Grinnell 1938-6-14 s.n. Los Angeles Near Malibu on Seminole Mountain. Comment
  RSA0105043  Piptatherum miliaceum R. G. Swinney 2011-10-27 15918 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
  UCR129387  Piptatherum miliaceum L. C. Wheeler 1933-9-10 2104 Los Angeles San Gabriel Mtns., Santa Anita Canyon 534 Comment
  UCR127890  Plagiobothrys arizonicus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26091 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  UCR184109  Plagiobothrys arizonicus A. C. Sanders, T. B. Salvato 2007-4-24 33484 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  UCR51009  Plagiobothrys arizonicus A. C. Sanders, E. J. Lawlor 1988-4-3 7754 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
  SEINET3152899  Plagiobothrys arizonicus var. catalinensis G. B. Grant, W. Wheeler 1904-4-21 996 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California. Comment
  POM368890  Plagiobothrys nothofulvus Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon 396 Comment
  SBBG131646  Plantago coronopus S. A. Junak 1999-5-8 SCa 909 Los Angeles N side of Fern Cyn, Cottonwood Cyn drainage, along abandoned rd 121 Comment
  SD69019  Plantago coronopus Robert Thorne, D. Propst 1968-5-28 37654 Los Angeles Santa Catalina Island: moist ground along small stream in central part of Bulrush Canyon; 244 Comment
  UC1871062  Plantago coronopus Tim Ross 1993-4-21 6848 Los Angeles Santa Catalina Island, SW part of the Island along major EW ridge between Carlos 992ft and Cactus Peak 1560ft. 2750ft WNW of Cactus Peak summit, Santa Catalina S USGS 7.5'quad, 33Y'20'27'N, 118Y'27'10'W, Alt 1430ft. 436 Comment
  RSA187811  Plantago erecta Robert F. Thorne 1966-4-6 35906 Los Angeles Santa Catalina Island: small reservoir N of Catalina Airport. 436 Comment
  UCR142505  Plantago erecta F. R. Fosberg 1931-4-15 S- 4629 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 200 Comment
  RSA661086  Plantago erecta Orlando Mistretta 1992-4-5 198 Los Angeles Guds, San Clemente Island. Comment
  RSA0115311  Plantago lanceolata R. G. Swinney 2010-5-25 12905 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA660997  Plantago lanceolata LeRoy Gross 2001-5-28 415 Los Angeles Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City. 488 Comment
  RSA412569  Plantago major Edwin Kline 1924-8-3 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA671265  Plantago major F. R. Fosberg, J. D. Ewan 1931-8-13 S- 5550 Los Angeles Big Cienega, Pine Flats. San Gabriel Mtns. 2000 Comment
  SD249250  Plantago ovata var. insularis Michael G. Simpson, Adrienne Russell, Jonathan Dunn, David Pivorunas, Mike Walgren 2000-7-19 2188 Los Angeles San Clemente Island, ca. 0.2 mile south from the end of road that tuns south from Eel Point. Top of cliff. 68 Comment
  UCR203254  Platanthera R. G. Swinney 2001-8-27 8124 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
  UCR209602  Platanthera sparsiflora R. G. Swinney 2008-7-2 9138 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  HSC104222  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills: lower Big Sycamore Canyon 1000 Comment
  RSA578833  Platanus racemosa Tim S. Ross, Darin Banks 1994-4-13 7523 Los Angeles San Francisquito Canyon: riparian strip and adjacent lower slopes ca 430 m SW of San Francisquito Powerhouse No. 2 465 Comment
  RSA668161  Platanus racemosa Don Jillson 1961-3-19 s.n. Los Angeles Scholl Canyon. 290 Comment
  RSA0017040  Platanus racemosa Ora M. Clark 1928-11-12 1286 Los Angeles Bouquet Canyon; Santa Susana Mts. Comment
  CAS-BOT-BC91674  Platystemon californicus C. F. Baker 1904-5-2 4731 Los Angeles Hills near Claremont. Comment
  CHSC95525  Poa bulbosa LeRoy Gross; John Gross, Johnny Gross, Matthew Gross 2002-4-27 533 Los Angeles Transverse Ranges; San Gabriel Mountains: Valley Forge Campground, in the West Fork of the San Gabriel river. 1057 Comment
  RSA669299  Poa bulbosa LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2002-4-27 533 Los Angeles Valley Forge Campgroud, in the West Fork of the San Gabriel river. 1057 Comment
  RSA590655  Poa pratensis Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3005 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  UCR272354  Poa secunda subsp. juncifolia R. G. Swinney 2011-6-20 15231 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  UC188811  Poa secunda subsp. secunda H. M. Hall June 1899 1260 Los Angeles San Antonio Mts 2042 Comment
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Oct 6 2014
  RSA158292  Polygonum arenastrum Peter H. Raven 1962-7-11 18016 Los Angeles Common in docks area, Wilson Cove, San Clemente Island Comment
  SD39923  Polygonum argyrocoleon Edith A. Purer 1933-10-7 5598 Los Angeles Stabilized sand dunes, El Segundo Comment
  UCR255857  Polygonum aviculare Dan S. Cooper 2014-5-19 514- 57 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Wonder View Dr., northwest of Hollywood Reservoir 273 Comment
  POM2366  Polygonum aviculare W. R. Shaw 1900-7-3 77 Los Angeles Claremont. Comment
  RSA305067  Polygonum aviculare subsp. aviculare Dave Dunn 1941-3-3 696 Los Angeles Pacific Electric tracks on Santa Monica Blvd. 2 blocks east of Sepulveda. Comment
  RSA355917  Polygonum aviculare subsp. aviculare Robert F. Thorne 1975-9-4 47395 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  RSA12388  Polygonum aviculare subsp. aviculare Carl B. Wolf 1934-4-11 5600 Los Angeles Bryant Ranch E. of Long Beach on mesa. 100 ft. NE of concrete mon. 15 Comment
  LA94045  Polypodium californicum Lawrence L. Kiefer; 1966-5-14 2031 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  LA94069  Polypodium californicum Lawrence L. Kiefer; 1966-3-27 1806 b Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  UC42885  Polypodium californicum R. S. Norris Apr. 1893 Los Angeles Catalina Island Comment
  RSA85047  Polypodium californicum F. W. Peirson 1919-11-30 2838 Los Angeles South base of San Gabriel Mnts., Middle Eaton Canyon. 610 Comment
  UCSB62333  Polypodium californicum Kiefer, Lawrence 1967-1-7 Los Angeles San Gabriel Mtns., NE of San Fernando, Limekiln Canyon, ca. 1.5mi from Maclay Ave. 762 Comment
  UCR210423  Polypogon R. G. Swinney 2008-12-6 9975 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  UC572682  Polypogon interruptus Nell Murbarger March 1936 239 Los Angeles e side San Clemente Island; e side San Clemente Island Comment
  CATA1210  Polypogon monspeliensis Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2266 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  UCD91380  Polypogon monspeliensis Robert F. Thorne; P. Everett 1965-5-11 34550 Los Angeles Behind N beach at Little Harbor, Santa Catalina Island. 1 Comment
  UCR73124  Polypogon monspeliensis Scott D. White 1992-10-8 916 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA385493  Polypogon viridis F. R. Fosberg 1930-10-18 S- 4117 Los Angeles Nigger Slough'. [locality name change to'Laguna Dominguez'] 40 Comment
  UC1595434  Polystichum imbricans subsp. curtum Tim Ross 1992-7-10 6682 Los Angeles Big Tujunga Creek between Coldwater and Wickiup Canyons; San Gabriel Mts 975 Comment
  SBBG126990  Polystichum imbricans subsp. imbricans A. Parikh, N. Gale 2011-7-7 3550 Los Angeles Barley Flats, 4.2 km W of Shortcut Station, 1.1 km N of St Hwy 2 1667 Comment
  UCR150455  Populus fremontii R. G. Swinney 1999-6-21 7345 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  RSA0065850  Populus fremontii subsp. fremontii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6781 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC1134766  Populus fremontii subsp. fremontii A. D. Gifford 1935-2-25 435 Los Angeles 5 3/10 mi n Whitaker; Angeles National Forest, Tejon Quad. Comment
  POM2676  Potentilla glandulosa subsp. nevadensis I. M. Johnston 1918-7-6 2066 Los Angeles Prairie Fork of San Gabriel River 2134 Comment
  LA208096  Poterium sanguisorba Louis C. Wheeler; 1932-7-25 1102 Los Angeles Thompson Wash 2.5 mi. ne La Verne 380 Comment
  UCSB7078  Prosopis juliflora var. torreyana Robert M. Lloyd 1959-4-21 208 Los Angeles collected in the Pomona College at the SE-corner of Crookshank Hall, next to the Greenhouse Pomona College and Crookshank Hall 335 Comment
  RSA453209  Prunus emarginata Christopher Davidson 1975-5-25 2556 Los Angeles 3.3 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.2 mi past Sandberg Pk. 1692 Comment
  RSA601063  Prunus fasciculata Steve D. Boyd, Lauren Raz 1997-6-18 9995 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 3.6 road miles west of intersection with Highland St. 890 Comment
  SEINET13382491 Image available Prunus ilicifolia R. G. Swinney 2011-1 14935 Los Angeles Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  RSA454126  Prunus ilicifolia subsp. ilicifolia L. E. Hoffman 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA588142  Prunus ilicifolia subsp. ilicifolia Orlando Mistretta 1994-5-23 1231 Los Angeles San Gabriel Mountains: Little Rock Creek. DrainageE of creek and N of Forest Rd. 4N15. 1280 Comment
  RSA675868  Prunus ilicifolia subsp. ilicifolia LeRoy Gross 2003-3-7 780 Los Angeles 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. A short distance east [from given coordinates]. 518 Comment
  UC1215192  Prunus ilicifolia subsp. lyonii Peter H. Raven 1962-5-9 17643 Los Angeles just n of Guds (San Clemente Island); San Clemente Island 198 Comment
  UC454994  Prunus ilicifolia subsp. lyonii I. J. Condit 1908-6-29 Los Angeles Santa Catalina Island Comment
  UCR255501  Prunus lyonii Dan S. Cooper 2014-6-26 614- 71 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, Cadman Canyon 155 Comment
  RSA596312  Prunus virginiana var. demissa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3368 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  SD48935  Pseudognaphalium biolettii Reid Moran 1958-9-15 6828 Los Angeles San Clemente Island; 1.8 miles southeast of Eel Point. 99 Comment
  UCR210735  Pseudognaphalium biolettii R. G. Swinney 2009-1-19 9996 Los Angeles San Gabriel Mtns., Duarte, 1.5 mi. north of Foothill Blvd. at El Encanto Dr., 100-300 m east of Fish Canyon Rd., confluence of Fish Canyon and San Gabriel River 207 Comment
  CATA1145  Pseudognaphalium californicum Mark L. Hoefs 1995-5-23 2136 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  LA25985  Pseudognaphalium californicum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  SBBG131885  Pseudognaphalium californicum S. A. Junak, D. Wilken 1996-3-26 SCI 250 Los Angeles N of Nanny Cyn 249 Comment
  CATA1357  Pseudognaphalium luteoalbum Mark L. Hoefs, Robert F. Thorne 1995-7-26 2468 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below Eagle's Nest Lodge 134 Comment
  SBBG14338  Pseudognaphalium luteoalbum E. R. Blakley 1962-10-5 5441 Los Angeles Cottonwood Cyn, 0.5 mi upstream from the ocean 30 Comment
  UC1118549  Pseudognaphalium microcephalum J. Horton 1935-9-20 239 Los Angeles below C.C.C. Camp Dalton Canyon Wash; Pomona Quad. 304 Comment
  LA32052  Pseudognaphalium ramosissimum Peter H. Raven; Henry J. Thompson 1958-9-19 13722 Los Angeles Santa Monica Mountains, Zuma Beach, 0.2 mi E of turnoff to Zuma Beach on US 101 [now Pacific Coast Hwy, US 1] 45 Comment
  UC1118463  Pseudognaphalium thermale L. M. Correll 1928-1-13 6 Los Angeles Head of Stoddard Canyon Angeles National Forest, Cucamonga Quad., Head of Stoddard C 1219 Comment
  OBI36775  Pseudotsuga macrocarpa David J. Keil 1980-3-28 13740 Los Angeles Lower Shake campground near Lake Hughes 1311 Comment
  POM264379  Pseudotsuga macrocarpa Victor Duran 1933-7-27 3537 Los Angeles Little Rock Creek 1677 Comment
  UC1402299  Pseudotsuga macrocarpa J. S. Horton 1938-9-21 8384 A Los Angeles Glendora Comment
  UC484177  Pseudotsuga macrocarpa C. B. Wolf 1930-9-30 1676 Los Angeles 0.5 mi w of summit of grade (on new road from San Fernando to Saugus) 609 Comment
  JEPS28821  Psoralea bituminosa Philip A. Munz 1962-5-29 24319 Los Angeles Millard Canyon; San Gabriel Mountains 609 Comment
  UCR272348  Pteridium aquilinum var. pubescens R. G. Swinney 2011-3-15 14091 Los Angeles San Gabriel Mountains, Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn., east portion of park 244 Comment
  SEINET3132293  Pterostegia drymarioides G. B. Grant, W. Wheeler 1904-5-7 1057 Los Angeles Glendora Comment
  UCR193151  Pterostegia drymarioides Dan S. Cooper 2008-3-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Boy Scout Camp Canyon, Griffith Park, Los Angeles 240 Comment
  UC1583143  Punica granatum Tim Ross, Steve Boyd 1990-5-14 2460 Los Angeles Little Tujunga Canyon along Little Tujunga Road, Angeles Nat'l Forest, San Gabriel Mts Little Tujunga Canyon; San Gabriel Mts, Angeles Nat'l Forest, Tujunga Ranger Distri 463 Comment
  RSA778910  Purshia glandulosa R. G. Swinney 2009-6-17 11214 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  UCR270001  Purshia glandulosa R. G. Swinney 2010-5-19 12786 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCR281293  Purshia glandulosa R. G. Swinney 2014-4-24 16228 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  SD262370  Purshia tridentata var. glandulosa R. G. Swinney 2014-4-24 16228 Los Angeles San Gabriel Mountains/Mojave Desert: SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. Site of small, c. 4 ac., fire in 2013. 1244 Comment
  CSUSB1686  Pycnanthemum californicum Frank C. Vasek 1963-8-16 630816 4 Los Angeles San Gabriel Mountains San Gabriel Mountains, end of Coldwater Canyon, meadow at spring. 1219 Comment
  RSA583126  Pycnanthemum californicum Louis C. Wheeler 1931-8-9 S- 32 Los Angeles San Antonio Canyon, San Gabriel Mountains. 915 Comment
  UCR277140  Pyrola dentata R. G. Swinney 2010-9-23 13893 Los Angeles San Gabriel Mountains, 0.7 mile SW of Dawson Saddle, 1/2 way between Hwy 2 (Angeles Crest Hwy) and Lily Spring, in canyon bottom (S. Fork Big Rock Cr.) below Lily Spr. 2402 Comment
  JEPS40266  Quercus George B. Grant Mar 1903 Los Angeles Sawpit Canyon Monrovia Comment
  UCD56634  Quercus John M. Tucker 1992-3-30 s.n. Los Angeles California, Los Angeles Co.; Santa Catalina Island, in canyon behind Haypress Reservoir, roughly 2 mi. west of Avalon, 381 Comment
  CATA2929  Quercus X macdonaldii Amy Catalano 2015-5-23 005 Los Angeles Santa Catalina Island: About 130 yards east of junction of Sweet Water and Old Eagles Nest Road 196 Comment
  SFV6232  Quercus agrifolia R. M. Muran 1974-2-2 6 Los Angeles Santa Monica Mountains About 2 miles south of Mulholland Drive in Mandeville Canyon. 427 Comment
  RSA476837  Quercus agrifolia var. agrifolia F. R. Fosberg 1931-8-10 S 5663 Los Angeles N. fork San Gabriel Canyon 1/2 mi. below camp coldbrook Comment
  RSA653366  Quercus berberidifolia LeRoy Gross 2000-10-28 303 b Los Angeles Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 366 Comment
  UCSB72068  Quercus berberidifolia Gross, LeRoy 2000-11-4 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way, east off La Tuna Canyon Road, Sun Valley 396 Comment
  POM123327  Quercus chrysolepis Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  RSA507982  Quercus chrysolepis Steve Boyd 1988-4-28 2239 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus. In small canyon. Angeles National Forest. 640 Comment
  RSA718066  Quercus chrysolepis R. G. Swinney 1997-8-19 5811 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  SBBG37699  Quercus chrysolepis M. B. Dunkle 1939-11-25 7361 Los Angeles cyn head Comment
  UCR223611  Quercus chrysolepis R. G. Swinney 2009-7-29 11433 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCR273185  Quercus chrysolepis R. G. Swinney 2011-10-25 15884 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  CAS-BOT-BC86361  Quercus dumosa W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  RSA652372  Quercus durata var. gabrielensis Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. Comment
  RSA737486  Quercus durata var. gabrielensis D. E. Bramlet 2007-7-12 4107 Los Angeles La Verne. 152m N Baseline, 1.37km west of Live Oak Cyn Road & 1.28km east of Marshall Creek Comment
  UCD45986  Quercus durata var. gabrielensis D. Q. Cavagnaro 1963-9-19 98 Los Angeles Right above junction by Lower San Antonio Ranger Station, Mt. Baldy Road, Los Angeles County, California. 792 Comment
  CAS-BOT-BC94184  Quercus engelmannii Annetta Carter 1940-1-11 1489 b Los Angeles ridge NE of head of Baldwin Avenue, Sierra Madre, foothills of San Gabriel Mountains 335 Comment
  SACT002129  Quercus engelmannii Herbert Copeland 1927-12-30 Los Angeles Small tree on dry hills. Comment
  UCSB34831  Quercus engelmannii Lloyd, Robert 1959-3-12 Los Angeles Near 1400 Rancho Road in Arcadia, Calif., Near foothills of the San Gabriel Mts. 171 Comment
  UCSB28138  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
  UCR153492  Quercus kelloggii L. C. Wheeler 1967-9-5 10695 Los Angeles Transverse Ranges/San Gabriel Mtns, Lupine Campground, Prairie Fork 1982 Comment
  CAS-BOT-BC354348  Quercus lobata R. E. Riefner, Jr. 2012-12-11 12 -595 Los Angeles Sun Valley, La Tuna Canyon, La Tuna Canyon Rd. at Wildwood Ave. 281 Comment
  CAS-BOT-BC61548  Quercus lobata M. Smith 1974-8-14 512 Los Angeles Castaic Comment
  UCR143070  Quercus macdonaldii F. R. Fosberg 1931-12-10 7152 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach Canyon, left fork 40 Comment
  RSA476557  Quercus pacifica F. R. Fosberg 1931-5-6 S 4804 Los Angeles Santa Catalina Island. Head of Cape Canyon, near pump house. 280 Comment
  JEPS37662  Quercus tomentella W. L. Jepson 1908-7-12 3061 Los Angeles Catalina Island Comment
  UCR86528  Quercus tomentella T. S. Ross, E. Kellogg 1992-4-12 6126 B Los Angeles San Clemente Island, 110 degrees ESE, 480-600m from Vista (point), at the head of Grove Canyon 495 Comment
  SEINET13953950 Image available Quercus tomentella Robert F. Thorne, P. Everett 1965-1 34503 Los Angeles along gully, upper end of Gallagher Canyon; Santa Catalina Island 411 Comment
  UC1135836  Quercus wislizeni A. Lewis Feb 1934 267 Los Angeles Kings Canyon Elizabeth Lake Quad. 975 Comment
  UCR273577  Quercus wislizeni R. G. Swinney 2011-7-7 15457 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  UC1135905  Quercus wislizeni var. frutescens R. St. John 1930-2-6 87 Los Angeles Oat Mountain Santa Susana Quad. 1066 Comment
  SBBG59043  Quercus wislizeni var. wislizeni R. Hoffmann 1927-6-14 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  UCR252882  Rafinesquia californica R. G. Swinney 2010-5-11 12660 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA472417  Rafinesquia californica L. E. Hoffman 1931-5-18 17171 Los Angeles Big Santa Anita Canyon. Comment
  RSA650495  Ranunculus californicus R. S. Woglum 1934-4-8 1282 Los Angeles Barker's Ranch, North Hollywood. Comment
  CAS-BOT-BC378876  Ranunculus californicus var. californicus Geo. B. Grant 1902-6-1 1109 Los Angeles Lincoln Park Comment
  RSA569416  Ranunculus cymbalaria var. saximontanus Bonnie C. Templeton 1933-5-15 5122 Los Angeles Ranger Station, Big Pines Park, San Gabriel Mountains. 2088 Comment
  UC118240  Ranunculus hebecarpus T. S. Brandegee 1890-5-13 Los Angeles Santa Catalina Island Comment
  RSA657374  Raphanus sativus Joseph M. Keefe 2001-1-24 31031 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  POM199552  Rhamnus californica I. W. Clokey, Bonnie C. Templeton 1929-06 4586 Los Angeles Mandeville Canyon. 200 Comment
  UC575008  Rhamnus californica E. Lloyd 1933-3-25 Los Angeles Temescal Canyon Santa Monica Mts. Comment
  UCR124391  Rhamnus californica I. W. Clokey, B. C. Templeton 1929-1 4586 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR223462  Rhamnus californica R. G. Swinney 2009-6-8 11093 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
  UCR277076  Rhamnus californica R. G. Swinney 2011-6-7 15093 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
  RSA171008  Rhamnus californica subsp. californica Robert F. Thorne 1963-7-11 32783 Los Angeles Foothill Woodland-Mixed Evergreen Forest near entrance to Upper Shake Campground, ca 3 miles W of Lake Hughes, Angeles National Forest. Comment
  RSA680079  Rhamnus californica subsp. californica Mark A. Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 360 Los Angeles San Gabriel Mtns. Claremont. ~ 0.6mi W of Mt. Baldy Rd. in Evey Canyon. Comment
  RSA0088104  Rhamnus crocea R. G. Swinney 2010-4-23 12372 Los Angeles East end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park. 314 Comment
  CAS-BOT-BC56009  Rhamnus ilicifolia Alice Eastwood 1906-5-27 149 Los Angeles Laurel Canyon Comment
  POM2715  Rhamnus ilicifolia D. L. Crawford 1915-06 s.n. Los Angeles Bear Ca - on above Claremont Comment
  RSA390840  Rhamnus ilicifolia Anstruther Davidson 1892-05 s.n. Los Angeles Burbank. Comment
  UC18554  Rhamnus ilicifolia J. H. Barber 1897-6-26 190 Los Angeles Aliso Canyon Comment
  UC440398  Rhamnus ilicifolia Carl Epling and Lincoln Ellison 1930-3-15 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UCR260801  Rhamnus ilicifolia R. G. Swinney 2010-8-9 13466 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  UCSB4035  Rhamnus ilicifolia Haller, Norman 1953-3-5 Los Angeles Faculty Hill, U.C.L.A. Comment
  RSA187784  Rhamnus pirifolia Robert F. Thorne 1966-4-29 36325 Los Angeles Santa Catalina Island: below road to White's Landing above turn-off to Echo Lake. 412 Comment
  UC592936  Rhamnus pirifolia Carl B. Wolf 1932-5-10 Los Angeles Avalon Canyon, above the last almond orchard Santa Catalina Island 121 Comment
  LA62891  Rhus aromatica Louis Wheeler; 1932-4-9 578 Los Angeles Kings Canyon, near Elizabeth Lake 1036 Comment
  SD69002  Rhus integrifolia Robert F. Thorne, D. Propst 1968-5-28 37670 Los Angeles Santa Catalina Island, south-facing slope of Salta Verde Ridge 424 Comment
  UCSB17584  Rhus integrifolia Rocke, Yedida 1963-2-24 Los Angeles Griffith Park, Los Angeles 152 Comment
  UCR172778  Rhus ovata Wayne Law, Jun Hu 2000-4-30 07 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, campground 2 mi N of Altadena, up the stream immediately after Millard campground. 823 Comment
  CDA35351  Rhus ovata A. C. Browne 1953-3-15 Los Angeles Santa Monica Mountains 0 Comment
  POM50745  Rhus trilobata var. quinata A. D. E. Elmer 1902-06 3680 Los Angeles Acton, Mt. Gleason Comment
  POM99  Ribes amarum C. F. Baker 1903-2-27 6327 Los Angeles San Antonia Canyon, Claremont. Comment
  CAS-BOT-BC92432  Ribes aureum var. gracillimum Ellsworth Bethel s.n. Los Angeles Monrovia. Comment
  CAS-BOT-BC92451  Ribes aureum var. gracillimum Roxana S. Ferris 1941-3-10 10323 Los Angeles First Tributary in Pico Canyon, Santa Susana Mountains, near U.S. Highway #99. 411 Comment
  RSA595517  Ribes aureum var. gracillimum Louis C. Wheeler 1969-4-19 s.n. Los Angeles San Gabriel Mountains. Sand Canyon. 526 Comment
  SFV1607  Ribes aureum var. gracillimum K. A. Wilson 1961-3-11 978 Los Angeles San Gabriel Mountains Placerita Canyon Road. Wash 3 miles east of Placerita Canyon State Park. 410 Comment
  CAS-BOT-BC92444  Ribes aureum var. gracillimum Clarence R. Quick 1940-3-20 s.n. Los Angeles Aracadia. Comment
  RSA191039  Ribes californicum var. hesperium Robert F. Thorne 1967-6-25 34054 Los Angeles Chantry Flats, N of Sierra Madre, Arroyo Seco Section, Angeles National Forest. 762 Comment
  RSA291590  Ribes californicum var. hesperium C. W. Tilforth, Walter Wisura 1979-5-15 1796 Los Angeles Johnson s Pasture above Claraboya, n. of Pomona. Comment
  RSA476454  Ribes californicum var. hesperium L. E. Hoffman 1930-05 s.n. Los Angeles Millard's Canyon, Angeles Forest Comment
  RSA476448  Ribes californicum var. hesperium Gary D. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon Comment
  RSA641688  Ribes cereum var. cereum Orlando Mistretta 1993-6-2 860 Los Angeles San Gabriel Mountains: Near Vincent Gap, south slope of Vincent Gulch. 2085 Comment
  UCR43334  Ribes cereum var. cereum David Charlton 1986-6-15 249 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
  LA50727  Ribes indecorum Carl Epling; 1936-10-15 sn Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  POM219660  Ribes indecorum F. R. Fosberg 1932-6-18 8541 Los Angeles Hogback, San Antonio Canyon 1300 Comment
  RSA0021646  Ribes malvaceum var. malvaceum Paul Aigner 1992-4-6 s.n. Los Angeles San Clemente Island: NW facing rim of gully 2200m NW (along the coast) from White Rock. 671 Comment
  RSA199037  Ribes malvaceum var. viridifolium W. M. Gauntt 1966-4-9 141 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  RSA396477  Ribes malvaceum var. viridifolium Steve Boyd, A. Listen, Walter Wisura 1987-4-30 4146 Los Angeles 8.6 miles from Rincon Forest Station along Rincon-Red Box forest rd. Comment
  UCR210139  Ribes nevadense R. G. Swinney 2008-8-13 9388 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  CAS-BOT-BC168665  Ribes speciosum LeRoy Abrams 1899-3-1 249 Los Angeles Santa Monica Mountains Comment
  UC212407  Ribes speciosum P. A. Munz 1919-4-5 2414 Los Angeles Puddingstone Canyon San Dimas Comment
  SEINET10973373  Ribes speciosum David B. Dunn 1946-1 Dunn 2011 Los Angeles Comment
  UCR190372  Ribes velutinum R. G. Swinney, Cody Clarke 2001-6-20 8005 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
Read comments
Feb 6 2013
  SD69547  Romneya coulteri Robert F. Thorne, P. Everett 1965-6-22 34923 Los Angeles Santa Catalina Island: S of Avalon golf course in open flat sandy bottom of Avalon Canyon. 91 Comment
  UCR146477  Romneya coulteri Scott D. White, Michael Honer 2004-6-24 10494 B Los Angeles Pomona Valley/ San Gabriel Mtn. Foothills, City of Claremont; San Antonio Canyon alluvial fan, N of Baseline Ave. and west of concrete-lined flood control channel 518 Comment
  CAS-BOT-BC74534  Rorippa curvisiliqua Dr. H. E. Hasse 1889-9-1 s.n. Los Angeles Near Santa Monica. Comment
  UCR210451  Rorippa curvisiliqua R. G. Swinney 2008-12-4 9933 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  PASA2072  Rorippa nasturtium-aquaticum Sally Ellis 1939-4-7 Los Angeles Puddingstone dam Comment
  RSA763107  Rosa woodsii R. G. Swinney 2008-8-13 9360 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  UCR95512  Rubus leucodermis L. C. Wheeler 1970-5-24 s.n. Los Angeles San Gabriel Mtns., Mt. Wilson Road c. 0.25 miles east of road to Alpine Tavern Comment
  RSA764456  Rubus leucodermis var. bernardinus Doris Bowers 1957-3-24 347 Los Angeles Millard's Canyon N/o Altadena. 1220 Comment
  RSA720188  Rubus ursinus LeRoy Gross 2007-3-13 2606 Los Angeles Southern side of the range. Stough Canyon. From the nature center follow canyon bottom in northwest direction to where a spring of water which is at a junction with a creek from the northeast., Started from 34.21265N, 118.30568W, to 34.21674N, 118.30766W. 441 Comment
  RSA86836  Rubus ursinus F. W. Peirson 1919-4-19 380 Los Angeles Pacoima Canyon, western end of San Gabriel Mountains. 610 Comment
  LA52269  Rumex acetosella Louis Wheeler; 1932-5-4 682 Los Angeles Santa Monica Mountains, Westwood, near UCLA campus 121 Comment
  LA33889  Rumex conglomeratus Henry J. Thompson; 1959-5-24 1994 Los Angeles Santa Monica Mountains, Tuna Canyon, 0.7 mi N of Coast Hwy 91 Comment
  UCR179489  Rumex crispus R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mtns., Glendora, north end of Big Dalton Dam near Big Dalton Canyon Rd. 518 Comment
  UCR126557  Rumex hymenosepalus A. C. Sanders, Andy Thomson 2003-4-15 26012 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, disturbed alluvial flat c. 500 ft. south of Magic Mountain theme park 351 Comment
  UCR270666  Rumex salicifolius R. G. Swinney 2011-6-29 15357 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  UCR273379  Salix R. G. Swinney 2011-10-18 15808 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  RSA748403  Salix exigua R. G. Swinney 2008-4-4 8605 Los Angeles Lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 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
  RSA0038289  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles Bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa., In gravelly alluvium. Upper Sonoran Zone. 300 Comment
  POM2032  Salix gooddingii I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA595945  Salix gooddingii Steve D. Boyd, Mark A. Elvin, Victoria Jotikasthira 1996-6-25 8881 Los Angeles Liebre Mountains, southeastern end of Peace Valley in San Andreas Rift Zone, fault sag south of Highway 138 and north of the California Aqueduct, ca. 0.75 air miles west of Quail Lake. 1006 Comment
  RSA712711  Salix gooddingii A. C. Sanders 2003-3-14 25749 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  SBBG59053  Salix laevigata R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  SD1009  Salix laevigata Mrs. H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles Lower Topanga Canyon, Santa Monica Mountains, stream bed 2.5 km west of Ocean Beach 14 Comment
  UCR124587  Salix laevigata B. C. Templeton, I. W. Clokey 1930-4-8 1043 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  CAS-BOT-BC128131  Salix lasiandra var. lasiandra Carl W. Sharsmith 1932-1-17 12 Los Angeles At bottom of Lower San Gabriel Canyon, about 11 km. above Azusa 300 Comment
  CAS-BOT-BC128133  Salix lasiandra var. lasiandra Tim Ross; Steve Boyd 1990-5-29 2709 Los Angeles San Gabriel Mtns: Big Rock Creek, empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station 1235 Comment
  IRVC28581  Salix lasiolepis A. C. Sanders, Mark Elvin 2002-6-19 25160 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
  LA208806  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-11 7671 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  POM177809  Salix lasiolepis Marcus E. Jones 1930-2-14 26535 Los Angeles San Antonio Canyon, San Gabriel Mountains. Comment
  RSA639719  Salix lasiolepis Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Headwaters of Cruthers Creek, north side Will Thrall Peak, on Burkhart trail. 2012 Comment
  UCR258566  Salix lasiolepis R. G. Swinney 2010-5-29 13007 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  UCR274345  Salsola Steven A. Junak 1999-9-9 SCa- 1077 Los Angeles California Islands, Santa Catalina Island. Top of Black Jack Peak, at microwave installation 610 Comment
  CAS-BOT-BC176856  Salsola gobicola Ernest C. Twisselmann 1970-9-8 17478 Los Angeles Antelope Valley: Avenue A at 50th Street West 731 Comment
  RSA0088140  Salsola tragus Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 817 Los Angeles Santa Catalina Island. Along road to White's Landing, 1.6 road miles inland from beach. 152 Comment
  RSA756789  Saltugilia australis Orlando Mistretta, Christine Mistretta 2008-4-28 2531 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Structure 61 per TRTP Survey 2008) vicinity of Upper Big Tujunga Canyon. 1220 Comment
  RSA71794  Saltugilia splendens subsp. grantii F. W. Peirson 1928-6-2 7933 Los Angeles South Fork of Rock Creek 1982 Comment
  UC52511  Saltugilia splendens subsp. grantii Ernest Braunton 1902-7-9 511 Los Angeles Hobart Comment
  UCR203244  Saltugilia splendens subsp. grantii R. G. Swinney 2005-7-11 8296 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  RSA71795  Saltugilia splendens subsp. grantii F. W. Peirson 1921-6-19 4707 Los Angeles North Fork of San Gabriel River 1296 Comment
  RSA584672  Salvia apiana Tim S. Ross, Annette H. Ross 1991-6-3 5552 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  RSA607919  Salvia apiana Louis C. Wheeler 1961-6-13 7871 Los Angeles San Gabriel Mountains: Pacoima Canyon at Bad Canyon 1098 Comment
  RSA613094  Salvia apiana Erin Hewgley, Jeanne Gural 1997-4-18 18 Los Angeles Claremont: Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard. West of main road, south of lake. 412 Comment
  RSA785722  Salvia apiana Doris Bowers 1957-6-22 305 Los Angeles Arroyo Seca, Pasadena 457 Comment
  SBBG117928  Salvia apiana C. G. Pringle 1882-5-9 Los Angeles hills, Los Angeles County [no specific locality] Comment
  SFV3205  Salvia carduacea J. C. Crawford 1958-5-3 s. n. Los Angeles Mojave Desert Antelope Valley. Palmdale, 2.5 miles west on Ave. N. 780 Comment
  UC440354  Salvia carduacea C. Epling and L. Ellison 1930-4-17 Los Angeles Palmdale Comment
  UCD125726  Salvia columbariae Steve Boyd; Orlando Mistretta 1986-3-31 1521 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct with Hwy 18 NE of Pinyon Hills. Comment
  UCR154218  Salvia columbariae A. C. Sanders, T. B. Salvato 2005-5-24 30257 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  UCR258693  Salvia columbariae R. G. Swinney 2010-3-22 12033 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  CATA134  Salvia columbariae Mark L. Hoefs, A. Douglas Propst 1973-3-14 101 Los Angeles Santa Catalina Island: Upper Cape Canyon, east exposure 335 Comment
  UCR116295  Salvia dorrii B. G. Pitzer 1998-5-12 3713 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  SEINET13947384 Image available Salvia dorrii Lewis S. Rose 1956-1 56032 Los Angeles 4 mi NW of Desert Springs; ca 3200 ft alt. 975 Comment
  LA200591  Salvia leucophylla Norman A. Cole; May 1964 391 Los Angeles Santa Monica Mountains, La Sierra Canyon, 3.1 mi E of junction of Mulholland and Cornell Rd 274 Comment
  LA82013  Salvia leucophylla O. H. Kappler; 1940-5-19 17 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC1124761  Salvia leucophylla G. T. Nordstrom 1935-2-1 311 Los Angeles Mouth of West Fork; Santa Barbara National Forest, Tejon Quad. 822 Comment
  RSA0056364  Salvia leucophylla James R. Shevock 1970-4-23 143 Los Angeles Topanga Canyon. 426 Comment
  CAS-BOT-BC229930  Salvia mellifera G. R. Campbell 1950-4-17 14594 Los Angeles Escondido Canyon, on road to Malibu Lake, 8 miles from Hwy Alt. 101 548 Comment
  UCR281415  Salvia mellifera R. G. Swinney 2014-5-19 16591 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  RSA0086865  Salvia mellifera Steven A. Junak 1998-6-13 SCa- 746 Los Angeles Santa Catalina Island: W side of Avalon Canyon drainage, along N rim of Quail Canyon, just W of Los Angeles County Fire Station. 24 Comment
  LA200605  Salvia spathacea Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR205520  Sambucus mexicana A. C. Sanders, T. B. Salvato 2009-5-19 36820 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  SFV3599  Sambucus nigra subsp. caerulea C. Gasser 1956-2-25 s. n. Los Angeles Santa Monica Mountains Beverly Glen Blvd., 1 mile from Mulholland Drive. 366 Comment
  SFV6196  Sambucus nigra subsp. caerulea R. M. Muran 1974-3-26 52 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  UCR272835  Sambucus nigra subsp. caerulea R. G. Swinney 2011-7-29 15558 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  UCSB33685  Sambucus nigra subsp. caerulea Miller, Brian 1960-7-7 Los Angeles Dawson's Saddle, San Gabriel Mountains 2377 Comment
  UC566788  Sanicula arguta Frank W. Peirson 1923-4-9 3429 Los Angeles near Wilson Cove (San Clemente Island); San Clemente Island Comment
  RSA158331  Sanicula arguta P. H. Raven 1962-4-10 17211 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  RSA471460  Sanicula crassicaulis L. C. Wheeler 1936-6-24 4179 Los Angeles San Gabriel Mountains, San Dimas Canyon. 701 Comment
  RSA785646  Sanicula tuberosa K. Dobry 1991-5-13 517 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA471488  Sanicula tuberosa L. C. Wheeler 1933-5-5 1693 Los Angeles San Gabriel Mountains, Fish Canyon. 290 Comment
  SEINET3859918  Sarcostemma cynanchoides R. G. Swinney 2009-4-17 10397 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 39), c. 0.6 mi. north of Sierra Madre Ave.; 0 213 Comment
  RSA83967  Saxifraga californica F. W. Peirson s.n. Los Angeles Weed AT 1085 New York Drive, Altadena. Comment
  SBBG98612  Schinus molle T. Ross 1991-4-21 4548 Los Angeles ridgetop between Turnbull and Sycamore Cyns; Whittier Hills (Puente Hills) 320 Comment
  UC520331  Schinus molle Louis C. Wheeler 1932-10-22 1437 Los Angeles Liveoak Wash near La Verne; Liveoak Wash 403 Comment
  UCR177625  Schinus molle LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 409 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
  RSA728340  Schismus arabicus Gary D. Wallace 1982-4-17 1904 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  RSA670943  Schismus barbatus Joseph M. Keefe 2001-1-19 30929 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. 385 Comment
  SEINET7591453 Image available Schoenoplectus californicus Louis C. Wheeler 1946-1 6221 Los Angeles San Gabriel: Rio Hondo, .25 mile N of San Gabriel Boulevard Comment
  SBBG66446  Scrophularia californica M. N. Ackley -Mar-1928 1099 Los Angeles Eagle Rock 213 Comment
  LA51844  Scrophularia californica subsp. californica M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA30220  Scutellaria mexicana Harlan Lewis; H. L. Wedberg 1957-4-13 sn Los Angeles Pearblossom Comment
  RSA0012265  Scutellaria siphocampyloides Orlando Mistretta, Youssef Atallah 2011-8-16 6052 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA567299  Scutellaria siphocampyloides Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3974 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  RSA596087  Scutellaria siphocampyloides Tim S. Ross, Steve D. Boyd 1995-6-28 8631 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  LA54460  Scutellaria tuberosa Carl Epling; Ledyard Stebbins 1940-5-4 sn Los Angeles Comment
  RSA708658  Scutellaria tuberosa Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1186 Los Angeles Northwestern edge of Verdugo Mts, north of La Tuna Canyon, SE of Green Verdugo Reservoir. 457 Comment
  RSA445372  Scutellaria tuberosa F. H. Elmore 1934-3-4 s.n. Los Angeles [Beudiets sp?] Canyon, Hollywood. Comment
  CAS-BOT-BC240059  Secale cereale A. C. Sanders; S. D. Boyd 1997-4-20 20492 Los Angeles Antelope Valley: along Hwy 138 in vicinity of 230th St. West 890 Comment
  CAS-BOT-BC63900  Sedum spathulifolium Timothy S. Ross 1994-5-11 7831 Los Angeles Elizabeth Lake Canyon. Dogleg bend in canyon between influxes of Warm Springs Canyon & Ruby Canyon. 627 Comment
  UCR194033  Sedum spathulifolium R. G. Swinney 1998-7-28 6522 Los Angeles San Gabriel Mtns., south fork of Cow Canyon at and above Fallen Leaf Spring, to 0.2 mi. south of Glendora Ridge Rd. 1427 Comment
  SEINET11708912  Selaginella Unknown 1945-1 s.n. Los Angeles San Gabriel Canyon Comment
  LA209610  Selaginella asprella Lawrence L. Kiefer; 1966-7-30 2287 Los Angeles San Gabriel Mountains, Trail 10W06 to Twin Peaks Divide, ca 0.5 mi up the trail from Three Points 1828 Comment
  POM156316  Selaginella bigelovii L. R. Abrams, E. G. Anderson 1903-3-13 3126 Los Angeles San Gabriel Canyon. Comment
  UC75034  Senecio flaccidus var. douglasii Le Roy Abrams 1902-7-5 1562 Los Angeles Azusa Comment
  UCR126709  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin 2003-8-7 27151 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  SEINET7042286  Senecio flaccidus var. douglasii A. G. Vestal 1938-7-4 s.n. Los Angeles Bottom of Wash, Eaton Canyon, Angeles National Forest. Mount Wilson quadrangle. UTM Zone 11, 399333mE, 3785184mN. Comment
  CAS-BOT-BC341191  Senecio lyonii Reid Moran 1941-3-2 665 Los Angeles Point between Wilson's Harbor and Howland's, Santa Catalina Island Comment
  CAS-BOT-BC341193  Senecio lyonii L. R. Abrams; I. L. Wiggins 1931-7-6 340 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  JEPS30356  Senecio lyonii Peter H. Raven 1962-5-21 17817 Los Angeles Middle Ranch Santa Catalina Island, Middle Ranch 213 Comment
  SD66898  Senecio lyonii R. Mitchel Beauchamp 1967-3-20 354 Los Angeles Santa Catalina Island,shady canyon above the beach road south of Avalon Comment
  CATA3018  Senecio vulgaris Amy Catalano 2016-2-28 024 Los Angeles Santa Catalina Island: Along road between Thompson Reservoir and Hack Tower Ridge Road 261 Comment
  RSA0055784  Senecio vulgaris R. G. Swinney 2010-4-28 12431 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR223477  Sequoiadendron giganteum R. G. Swinney 2009-5-28 10938 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
Read comments
Jul 25 2018
  RSA402664  Sesuvium verrucosum I. M. Johnston 1917-4-11 s.n. Los Angeles Gardena 16 Comment
  UC1714448  Setaria pumila I. M. Johnston 1918-8-4 2110 Los Angeles between Pomona and Claremont 365 Comment
  SBBG98244  Setaria viridis Anstruther Davidson -Jul-1917 Los Angeles Los Angeles Comment
  POM211197  Sherardia arvensis Louis C. Wheeler 1934-4-28 2577 Los Angeles La Verne. 305 Comment
  SBBG119536  Silene antirrhina A. C. Sanders with H. Kennedy 2005-4-13 29420 Los Angeles Santa Clarita area, lower Mint Cyn at the community of Mint Cyn 457 Comment
  SBBG127533  Silene gallica M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-4 2824 Los Angeles hillside above New York Harbor 54 Comment
  RSA533970  Silene gallica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5189 Los Angeles San Clemente Island: Twin Dams; shallow pond at the westerly of the two earthen dams, and mesic inlet draw 474 Comment
  PASA1300  Silene laciniata J. E. Giguette May '26 Los Angeles Flintridge Comment
  UC450785  Silene laciniata subsp. major Fay A. MacFadden 1931-4-28 79 E Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  RSA329663  Silene laciniata subsp. major Gary D. Wallace 1965-3-25 216 Los Angeles San Gabriel Mountains, Millard Canyon, north of Pasadena 915 Comment
  RSA642685  Silene laciniata subsp. major Orlando Mistretta 1992-7-13 682 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UCR223694  Silene verecunda R. G. Swinney 2009-6-24 11248 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA660269  Silene verecunda subsp. platyota Orlando Mistretta, Peter L. Morrell 1992-6-4 499 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  UC218196  Silene verecunda subsp. platyota P. A. Munz 1922-7-21 6119 Los Angeles Little Baldy San Gabriel Mts., Little Baldy 2895 Comment
  RSA188274  Sinapis arvensis R. F. Thorne 1966-6-1 36466 Los Angeles Pebbly Beach terminal, Santa Catalina Island. 6 Comment
  RSA604055  Sinapis arvensis L. C. Wheeler 1933-5-18 1741 Los Angeles San Gabriel. 107 Comment
  UCR197727  Sisymbrium altissimum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 32 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
  UCR209279  Sisymbrium altissimum R. G. Swinney 2008-10-8 9527 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  UCR223578  Sisymbrium altissimum R. G. Swinney 2009-6-17 11225 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  SD37961  Sisymbrium altissimum Edith A. Purer 1931-3-8 1542 Los Angeles Comment
  RSA279075  Sisymbrium irio R. F. Thorne, C. W. Tilforth 1971-4-9 41526 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek 381 Comment
  RSA0015826  Sisymbrium orientale Monica Rodriguez, Michelle Terrazino, Naomi Fraga 2013-7-23 2 Los Angeles Glendora Ridge Road 1288 Comment
  RSA675864  Sisymbrium orientale LeRoy Gross 2003-3-7 768 Los Angeles 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. 564 Comment
  UCR184355  Sisymbrium orientale A. C. Sanders 2007-4-19 33465 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  LA24021  Sisyrinchium bellum C. & M. Epling; 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park. Comment
  LA82351  Sisyrinchium bellum O. H. Kappler; 1946-4-6 34 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC68500  Sisyrinchium bellum unknown May, 1903 Los Angeles Los Angeles Comment
  POM1765  Sisyrinchium bellum J. H. Fairchild s.n. Los Angeles Claremont Canyon Comment
  UCR182638  Sisyrinchium idahoense R. G. Swinney 1997-7-23 5728 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
  CATA1910  Solanum douglasii Amy Catalano 2014-1-21 007 Los Angeles Santa Catalina Island: Within Exclosure 3A along White's Landing Road 387 Comment
  RSA422414  Solanum douglasii Mark Morris 1929-3-11 14557 Los Angeles Griffith Park - Los Angeles. Comment
  UCR131396  Solanum douglasii Alison Lipman 1998-3-23 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA276004  Solanum douglasii Jack Delaini 1974-4-5 97 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 396 Comment
  RSA422418  Solanum douglasii Robert Gustafson 1981-4-14 2163 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA670953  Solanum nigrum Joseph M. Keefe 2001-1-24 31036 Los Angeles East side of Arroyo Seco, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  JEPS12109  Solanum physalifolium var. nitidibaccatum unknown 1925-7-21 Los Angeles Los Angeles Comment
  RSA304142  Solanum umbelliferum James R. Shevock 1970-4-16 115 Los Angeles Topanga Canyon. 366 Comment
  RSA427403  Solanum umbelliferum M. B. Dunkle 1933-6-17 3629 Los Angeles San Antonio Canyon. San Gabriel Mountains Comment
  RSA427412  Solanum umbelliferum C. Epling, L. Ellison 1929-4-17 s.n. Los Angeles Topango Canyon. Comment
  RSA588965  Solanum umbelliferum Orlando Mistretta 1994-6-8 1346 Los Angeles San Gabriel Mountains: Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1616 Comment
  RSA596482  Solanum umbelliferum Louis C. Wheeler 1967-5-24 9718 Los Angeles San Gabriel Mountains. Indian Canyon 'Campground' 823 Comment
  CAS-BOT-BC156797  Solanum umbelliferum R. F. Thorne; C. W. Tilforth 1971-6-30 40782 Los Angeles San Gabriel Mts., Angeles National Forest: Pinyon Flats 1.6 miles below Alder Saddle along dry branch of S Fork of Little Rock Creek 1585 Comment
  POM156292  Solanum umbelliferum L. R. Abrams 1902-6-29 2586 Los Angeles Mt. Wilson, San Gabriel Mountains. Comment
  RSA549133  Solanum umbelliferum Tim S. Ross 1992-7-16 6704 Los Angeles San Gabriel Mountains: ridgeline between Iron Mountain and Condor Peak; in low saddle just NE of 4949 foot ridgetop knoll. 1482 Comment
  LA91506  Solanum xanti Bruce Douglas Clayton; Greg Shaw 1972-4-20 106 Los Angeles SANTA MONICA MOUNTAINS, Blackrill Canyon, Mountain Park Research Campus 536 Comment
  SBBG120064  Solanum xanti A. C. Sanders 2003-4-14 25981 Los Angeles Newhall Ranch, ca. 0.4 mi N of St Hwy 126, W of Castaic Crk and N of its confluence with Santa Clara River, 0.6 mi S of Commerce Center Drive along Franklin Parkway 305 Comment
  SEINET8498774 Image available Solanum xanti var. intermedium G. L. Hannan 1981-5-24 341 Los Angeles Soledad Canyon Road, 4.2 miles east of Aqua Dulce Road. 738 Comment
  NY178752  Solanum xanti var. wallacei W. A. Wallace s.n. Los Angeles Island of Catalina Comment
  UCR205033  Solidago californica R. G. Swinney 2001-9-15 8189 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  CAS-BOT-BC365311  Solidago confinis A. J. McC. 1893-8-17 181 Los Angeles San Antonio Canon [Canyon] Comment
  CAS-BOT-BC365313  Solidago confinis Louis C. Wheeler 1966-10-1 8951 Los Angeles San Gabriel Mountains; Colby Ranch 1097 Comment
  RSA5441  Solidago confinis C. B. Wolf 1932-9-16 s.n. Los Angeles 100-150 feet west of State Highway at southeast corner of Pacific Western Oil Co. lease in 1705 acre portion. Bryant Ranch. 2 Comment
  LA209948  Solidago spectabilis Arthur C. Gibson; Tarja Sagar 2005-9-25 5101 Los Angeles Comment
  UCR272576  Solidago velutina subsp. californica R. G. Swinney 2011-9-22 15659 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  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
  OBI35711  Sonchus oleraceus Rebecca Cicoria 1982-5-8 63 Los Angeles Palos Verdes Peninsula, Sepulveda Cyn, along Si's Trl, Rolling Hills Comment
  RSA639187  Sonchus oleraceus L. C. Wheeler 1967-7-6 9933 Los Angeles San Gabriel Mountains: San Dimas Canyon. 441 Comment
  UCD136162  Sonchus oleraceus Jack Delaini; Larry DeBuhr 1974-2-21 35 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 487 Comment
  UCD92749  Sorghum halepense Thomas A. Robin 1946-5-15 s.n. Los Angeles Rosemead. Comment
  SEINET10594601  Sorghum halepense Olsen Olsen s.n. Los Angeles Arcadia 5 Comment
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Feb 10 2018
  NY42995  Spartium junceum J. B. Walker 1995-3-29 1291 Los Angeles Angeles National Forest, Big Tujunga Canyon Rd, at Hidden Springs 1000 Comment
  UCD15668  Spartium junceum Anne B. Overturf 1989-5-28 24 Los Angeles Eaton Canyon. 365 Comment
  RSA0097875  Spergularia bocconi Steve Boyd, L. Arnseth, Timothy S. Ross 1990-4-8 4358 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CAS-BOT-BC390793  Spergularia marina I. Johnston 1911-4-1 s.n. Los Angeles Compton Creek near Domniguez [Dominguez] Comment
  RSA0098112  Spergularia rubra Orlando Mistretta, Christine Mistretta 2010-5-20 5165 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  RSA712471  Sporobolus airoides LeRoy Gross 2005-5-19 2290 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  RSA160550  Stachys albens J. D. Olmsted 1959-6-26 696 Los Angeles Springy ground at mouth of Vincent Gulch along Prairie Fk. of E. Fk. of San Gabriel R. 1524 Comment
  RSA547798  Stachys albens Tim S. Ross, Peter Fritsch 1990-6-20 3604 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
  RSA601045  Stachys albens Steve Boyd, Lauren Raz 1997-6-18 9983 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment