Search Results — 2000 specimen records retrieved (1577 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
  RSA698310  Abies concolor J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon. 2134 Comment
  RSA800792  Abies concolor Jane Tirrell 2012-8-20 LS 0152 Los Angeles South side of California State Route 2 approx. 1.5 miles west of Dawson Saddle; 100 meters east of mile marker 67.86. 2314 Comment
  UCR149004  Abies concolor June Latting 1973-1-3 s.n. Los Angeles San Gabriel Mountains., Big Rock Creek site, Fenner Canyon 1707 Comment
  RSA0025886  Abronia umbellata F. H. Elmore 1939-11-24 s.n. Los Angeles Northwest Harbor, San Clemente Island. Comment
  CDA3987  Acacia dealbata L. C. Wheeler 1969-3-16 s.n. Los Angeles San Gabriel Mtns.: Middle Fork W Ravine, remote from road but near water supply tunnel. Comment
  RSA600887  Acacia longifolia L. C. Wheeler 1946-3-27 6178 Los Angeles Rosemead Blvd. at Rio Hondo. Comment
  RSA714630  Acacia saligna A. C. Sanders, D. Malueg 2001-5-17 24318 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decomissioned. 122 Comment
  OBI70869  Acer macrophyllum Steve Boyd 1997-5-20 9800 Los Angeles Liebre Mts region: Northern flank of Sawmill Mtn, upper Heryford Cyn drainage, just NE of Sawmill Summit at the jctn of forest Service roads 7N23 and 7N08 1585 Comment
  RSA0091160  Acer macrophyllum R. G. Swinney 2011-6-30 15399 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA394185  Acer macrophyllum L. E. Hoffman 1933-3-23 17108 Los Angeles Millard's Canyon, San Gabriel Mts. Comment
  RSA0048298  Acer macrophyllum Elwood Fordham 1951-4-18 s.n. Los Angeles Topanga. 60 Comment
  UCR150383  Acer negundo subsp. californicum D. E. Bramlet 1999-11-16 2827 Los Angeles Foot of San Gabriel Mtns, Old meander of San Jose Creek: 46 m east of Valley Blvd. and 1 km N of Grand Ave.; 30 m west of the existing San Jose Creek flood control channel 189 Comment
  UCR151013  Acer negundo var. californicum Scott D. White 1997-5-7 5051 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  SEINET4692079 Image available Achnatherum coronatum Steve Boyd, Lauren Raz 1997-1 9398 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  RSA6637  Achnatherum coronatum Fay A. MacFadden 1930-06 2355 Los Angeles Verdugo Mountains: La Tuna Canyon. 335 Comment
  POM49584  Achnatherum hymenoides A. D. E. Elmer 1902-06 3617 Los Angeles Lancaster. Comment
  RSA660082  Achnatherum speciosum Orlando Mistretta 1992-5-25 411 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  SBBG57065  Achnatherum speciosum R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UC1870325  Achnatherum speciosum LeRoy Gross 2005-5-3 2221 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Comment
  RSA583009  Achyrachaena mollis Tim Ross, Janet Takara, S. Otte 1993-4-24 6946 Los Angeles Santa Catalina Island. Along road between Upper Buffalo Corral Reservoir and Summit Reservoir, ca 260 m due S of 932-ft knoll. 221 Comment
  RSA595016  Achyrachaena mollis Mark Hoefs, Steven A. Junak 1996-4-30 2675 Los Angeles Santa Catalina Island. Road to Isthmus (from Avalon), just past gate and Isthmus summit reservior. 107 Comment
  SD69684  Acmispon americanus Robert F. Thorne, P. Everett 1965-6-23 34974 Los Angeles Catalina Island; Hay Press Reservoir. 410 Comment
  CAS-BOT-BC204758  Acmispon argophyllus var. argenteus R. M. Beauchamp 1967-1-27 118 Los Angeles East of Wilson Cove area. San Clemente Island Comment
  SBBG98627  Acmispon argophyllus var. argenteus T. Ross 1991-5-20 5350 Los Angeles un-named knoll ca. 5500' S of Wilson Cove settlement; 2500' NW of the 750' Benchmark 185 Comment
  CATA1463  Acmispon dendroideus var. dendroideus Mark L. Hoefs, Robert F. Thorne 1996-4-6 2648 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  RSA0115741  Acmispon dendroideus var. dendroideus Steven A. Junak 1999-5-22 SCa- 1010 Los Angeles Santa Catalina Island. At Goat Harbor. 3 Comment
  LA52402  Acmispon grandiflorus var. grandiflorus Harlan Lewis; 1940-2-4 1063 Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  SD69608  Acmispon maritimus Robert F. Thorne 1966-4-28 36198 Los Angeles Santa Catalina Island, Pebbly Beach Canyon, dry rocky slope along road to Renton Mine 244 Comment
  SEINET957889  Acmispon maritimus S. B. Parish 1887-1 s.n. Los Angeles San Francisquiti Canon. Comment
  SBBG128230  Acmispon micranthus M. L. Hoefs, S. A. Junak 2000-4-14 3075 Los Angeles hillside about halfway between Airport Rd and Goat Harbor 469 Comment
  SBBG12346  Acmispon micranthus P. H. Raven 1962-5-8 17591 Los Angeles above Seal Cove 24 Comment
  SBBG31434  Acmispon strigosus R. F. Thorne 1966-4-5 Los Angeles above stream in Cottonwood Cyn 106 Comment
  SBBG17206  Acmispon wrangelianus K. A. Wilson 1962-3-25 1252 Los Angeles Soledad Cyn, small burnt over cyn, W of Bee Cyn, N of River's End Ranch Comment
  UCD104701  Acmispon wrangelianus Kenneth A. Wilson 1962-3-25 1252 Los Angeles Soledad Canyon, west of Bee Canyon, north of River's End Ranch. Comment
  CAS-BOT-BC133186  Adenostoma fasciculatum L. R. Abrams 1908-7-5 140 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 914 Comment
  CHSC99432  Adenostoma fasciculatum LeRoy Gross; Bill Hogshead, Valerie Soza 2003-5-29 946 Los Angeles Transverse Ranges: Verdugo Mountains region: West end of the mountains. At junction (saddle) of Verdugo motorway and Wildwood Fire Road (abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago.) We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Motorway) Basically a triangle. UTM Zone : 3787689N 0378361E. 564 Comment
  LA52121  Adenostoma fasciculatum A. M. Johnson; 1934-4-20 4430 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  SBBG14845  Adiantum aleuticum L. L. Kiefer 1963-3-2 445 Los Angeles Fern Cyn below Brown's Flat 1219 Comment
  UCR191190  Adiantum capillus-veneris R. G. Swinney 1999-7-28 7592 Los Angeles San Gabriel Mtns., Clark Gulch, at falls c. 400 m east of confluence with East Fork San Gabriel River Canyon 1098 Comment
  CATA821  Adiantum jordanii Mark L. Hoefs 1991-6-17 1398 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 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
  RSA732926  Adiantum jordanii R. G. Swinney 2000-5-21 7774 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon., 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  SEINET9881302  Aegilops ovata B. L. Johnson 1967-1 Los Angeles University of California Los Angeles (grown from seed from Botanisher Garden der Universitat, Zurich) Comment
  RSA729968  Ageratina adenophora R. G. Swinney, D. W. Larson 1999-5-29 7228 Los Angeles San Gabriel Mtns.: San Dimas Canyon, at waterfall in main fork 600 m north of confluence with East Fork Comment
  SEINET8043940 Image available Ageratina adenophora R. G. Swinney 2010-1 12293 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near end of Wallabi Ave. 433 Comment
  SFV20435  Ageratina adenophora S. Kimball 1999-4-30 52 Los Angeles Santa Susana Mountains O'Melveny Park, nature trail. 430 Comment
  UCR109684  Ageratina adenophora R. D. Goeden, Don W. Ricker 1969-12-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Los Angeles 366 Comment
  CAS-BOT-BC29343  Ageratina adenophora Louis C. Wheeler 1934-2-2 2369 Los Angeles Elysian Park, Los Angeles 121 Comment
  CDA6733  Ageratina adenophora L. C. Wheeler 1965-5-8 8705 Los Angeles San Gabriel Mountains; San Gabriel Mountains: Fish Canyon near the mouth. . 0 Comment
  UCR26069  Agoseris heterophylla John C. Roos 1937-3-17 2458 Los Angeles San Fernando Valley 305 Comment
  SEINET13203283 Image available Agoseris retrorsa R. G. Swinney 2011-1 14759 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned "Milley's Apple Orchard" (Chilao Flat 7.5' Q.) (T3N R12W S35) 911 Comment
  RSA726050  Agrostis exarata R. G. Swinney 1997-6-19 5626 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  UCD53087  Agrostis pallens R. H. Blanford 1959-5-29 1 Los Angeles Santa Monica Mtns., Malibu area, Castro Peak. Comment
  RSA755583  Agrostis stolonifera R. G. Swinney 2008-10-16 9585 Los Angeles Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR206141  Agrostis viridis R. G. Swinney 2008-5-30 8913 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  POM177864  Alchemilla occidentalis Robert F. Thorne, Percy C. Everett 1965-5-11 34672 Los Angeles Santa Catalina Island. Near road to Hay Press. 457 Comment
  RSA453106  Alchemilla occidentalis F. R. Fosberg 1931-3-24 S- 4341 Los Angeles Hamilton Canyon Santa Catalina Island. 75 Comment
  UCR272586  Allium burlewii R. G. Swinney 2011-6-7 15024 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 1616 Comment
  SEINET10666941  Allium cepa Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3781 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  RSA587747  Allium fimbriatum var. fimbriatum Timothy S. Ross 1991-4-27 4721 Los Angeles Black Butte: easterly and northeasterly slopes 1082 Comment
  CAS-BOT-BC472946  Allium monticola V. June Wetherell; C. F. Quibell 1960-5-28 401 CFQ Los Angeles Los Angeles National Forest, San Gabriel Mountains. Mt. Islip gravel slide 2590 Comment
  CAS-BOT-BC475409  Allium praecox E. R. Blakley 1962-6-10 5243 Los Angeles Half way between Eel Point and seal Cove; San Clemente Island 45 Comment
  RSA367123  Allium praecox George B. Grant, Walter Wheeler 1904-4-23 s.n. Los Angeles Santa Catalina Island. Comment
  SDSU11528  Allium praecox R. M. Beauchamp 1967-3-19 314 Los Angeles San Clemente Island On east rim of canyon south of Wilson Cove Pier. Comment
  RSA86583  Allophyllum divaricatum Verne Grant 1954-5-16 9389 Los Angeles Just above main fork in Evey Canyon, west of San Antonio Canyon, San Gabriel mtns. Comment
  UCR108463  Allophyllum divaricatum L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mtns., Mesa on the W side of Bear Creek, off West Fork of San Gabriel River 610 Comment
  RSA410076  Allophyllum gilioides subsp. gilioides George B. Grant 1906-6-14 3035 Los Angeles Summit Mt. Wilson. 1524 Comment
  UC624998  Allophyllum glutinosum F. R. Fosberg 1931-7-14 15413 Los Angeles Hamilton Canyon Santa Catalina Isl., Hamilton Canyon 30 Comment
  UC23573  Allophyllum integrifolium H. M. Hall 1899-6-22 1266 Los Angeles head of San Gabriel R.; San Antonio Mts., San Gabriel R. 2438 Comment
  SEINET13297616 Image available Alnus rhombifolia R. G. Swinney 2011-1 14236 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. (Glendora 7.5' Q.) (T1N R9W S13) 475 Comment
  UCR223162  Alnus rhombifolia R. G. Swinney 2009-5-27 10897 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  SEINET6084112  Alternanthera philoxeroides Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA626225  Amaranthus albus L. C. Wheeler 1966-10-1 8949 Los Angeles San Gabriel Mountains: Colby Ranch, Coldwater Canyon. 1097 Comment
  RSA5973  Amaranthus albus C. B. Wolf 1932-9-13 4046 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  UCR138904  Amaranthus palmeri L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mtns, Mountain Brook Ranch 1159 Comment
  UC56558  Amaranthus powellii L. A. Greata Los Angeles Los Angeles Southern California Comment
  UCR213376  Ambrosia acanthicarpa Dan S. Cooper 2010-3-20 20100320- 07 A Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  OBI36209  Ambrosia artemisiifolia Oscar F. Clarke 1970-8-5 s.n. Los Angeles Home of Judy Owen, 8841 Quakertown Ave, Northridge Comment
  RSA248858  Ambrosia chamissonis R. F. Thorne 1973-4-11 42876 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  SBBG17774  Ambrosia chamissonis P. H. Raven 1962-4-11 17288 Los Angeles N of a point W of Wall 2 30 Comment
  SFV16043  Ambrosia chamissonis A. M. Orcino, A. Sutton 1994-4-23 5 Los Angeles Playa del Rey Beach, corner of Pacific Ave. and Convoy St., 0.1 mile north of Culver Blvd. 2 Comment
  UCR133733  Ambrosia chamissonis F. R. Fosberg 1931-5-16 S- 4879 Los Angeles Channel Islands, Little Harbor, Santa Catalina Island 2 Comment
  UCD128789  Ambrosia dumosa Sherwin Carlquist 1965-4-22 1705 Los Angeles Saddleback Butte, 19 miles east of Lancaster. Comment
  PASA826  Ambrosia psilostachya var. californica Sally Ellis 1939-10-2 Los Angeles Claremont Comment
  OBI70991  Amelanchier alnifolia Larry Kelly, David J. Keil 1989-4-21 354 Los Angeles Along Big Pine Hwy Comment
  CAS-BOT-BC142544  Amelanchier utahensis Tim Ross 1990-8-17 3172 Los Angeles San Gabriel Mtns: S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2121 Comment
  JEPS57332  Amorpha californica var. californica L. R. Heckard 1968-5-11 1843 Los Angeles along Hwy 6 1.3 mi below Newhall junction (se of Newhall) 518 Comment
  POM1906  Amorpha californica var. californica O. W. Robinson 1916-4-7 s.n. Los Angeles Mtns above Claremont. (Johnson's Pasture) Comment
  RSA594565  Amorpha californica var. californica L. C. Wheeler 1967-7-30 10278 Los Angeles San Gabriel Mountains. Trail Canyon ca. 1/2 way between Tom Lucas campground and BM 3434. 1005 Comment
  SEINET10500471  Amphilophium buccinatorium Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4829 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  UCR264689  Amsinckia eastwoodiae Mitch Provance, Callen Huff 2009-4-28 10745 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  RSA0089906  Amsinckia menziesii var. menziesii A. C. Sanders, M. Elvin, Cathleen Weigand, M. S. Enright, M. Balk, N. Gale, A. Parikh, K. Rindlaub 2003-3-5 25716 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon. 335 Comment
  UCR125925  Amsinckia menziesii var. menziesii A. C. Sanders, Mark Elvin 2002-6-19 25178 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  SDSU4872  Amsinckia spectabilis var. spectabilis R. M. Beauchamp 1967-1-28 138 Los Angeles San Clemente Island. Comment
  SBBG63561  Amsinckia tessellata R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR269955  Amsinckia tessellata R. G. Swinney 2010-6-1 13089 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  UCR271164  Amsinckia tessellata R. G. Swinney 2011-4-20 14463 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  PASA915  Anisocoma acaulis Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  RSA593819  Anisocoma acaulis Steve Boyd 1996-4-25 8718 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  HSC87302  Anthriscus caucalis Steve Boyd, Thomas Elias 1987-4-14 2046 Los Angeles San Gabriel Mtns., Rincon - Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA0120032  Anthriscus caucalis R. G. Swinney 2014-5-15 16524 Los Angeles San Gabriel Mountains; Azusa Peak, 0.06 miles s. of Glendora Ridge Mtwy., 1.34 mi. due east of Hwy. 39, 0.15 miles e. of north Garcia Trailhead, in Colby Fire burn area of Jan. 2014. 625 Comment
  RSA479901  Anthriscus caucalis Steve Boyd, Thomas Elias 1987-4-14 2046 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora. Comment
  SBBG119295  Anthriscus caucalis V. Soza, K. Hughes 1999-6-17 531 Los Angeles Chantry Flat, off rd 2N41, W of water tank 701 Comment
  JEPS57329  Antirrhinum coulterianum L. R. Heckard 1968-5-11 1847 Los Angeles about 2.5 mi w Interstate 5 (Pico Canyon); Pico Canyon 487 Comment
  POM4236  Antirrhinum coulterianum E. L. Brown 1893-05 s.n. Los Angeles Los Angeles, Elysian Park Comment
  UC440400  Antirrhinum coulterianum Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon; Santa Monica Mountains Comment
  RSA225665  Antirrhinum kelloggii Robert F. Thorne, Arthur C. Gibson 1971-5-22 39753 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon. 396 Comment
  UCR280888  Antirrhinum kelloggii R. G. Swinney 2014-5-15 16506 Los Angeles San Gabriel Mountains, Glendora, ridge system between west and north forks of Hook Cyn., 0.48 miles north of Sierra Madre Ave. 427 Comment
  RSA286772  Antirrhinum multiflorum Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44775 Los Angeles San Gabriel Mts., Angeles National Forest: W of N Fork of San Gabriel River in San Gabriel Cyn. 915 Comment
  POM354880  Antirrhinum nuttallianum subsp. subsessile Blanche Trask 3381 Los Angeles Avalon, Santa Catalina Island. Comment
  POM4245  Antirrhinum nuttallianum var. nuttallianum L. R. Abrams 1901-6-6 12620 Los Angeles Las Tunas Canon, S. Monica Mts. Comment
  UC874550  Apiastrum angustifolium F. R. Fosberg 1931-4-4 S 4489 Los Angeles Santa Catalina Island, Cherry Canyon Cherry Canyon; Santa Catalina Island, Cherry Canyon 60 Comment
  UCSB8431  Apiastrum angustifolium Wedberg, H. 1958-5-3 Los Angeles 1/2 mi. up Baldy Rd. from Padua Hills rd. in San Antonio Can. wash Comment
  RSA230183  Apocynum cannabinum R. F. Thorne 1969-7-2 38246 a Los Angeles San Gabriel Mts., Angeles National Forest: East Fork of Alder Creek, Charlton Flat burn (of 1954) 1584 Comment
  UCR223558  Arabis R. G. Swinney 2009-6-2 10982 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR204017  Arabis repanda R. G. Swinney 2001-9-15 8140 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  OBI30081  Arbutus menziesii Ted L. Hanes 1967-3-2 s.n. Los Angeles Pine Mountain Truck trail, 6 mi SE Rincon, San Gabriel Mts 1067 Comment
  UCR101745  Arbutus menziesii L. C. Wheeler 1969-12-6 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Little Santa Anita Canyon along Mt. Wilson Trail 838 Comment
  UCR114212  Arctostaphylos A. C. Sanders, D. Malueg 1998-6-24 22075 Los Angeles San Gabriel Mtns., brushy SE facing slope on ridge c. 3.5 mi. NE of Big Tujunga Dam, just below VABM 'Wreck', So. Cal. Edison Mesa-Vincent transmission line at tower 10-4 1305 Comment
  RSA233610  Arctostaphylos catalinae R. F. Thorne 1970-3-5 39356 Los Angeles Santa Catalina Island. Middle Ranch Canyon. 396 Comment
  RSA631304  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21996 Los Angeles Liebre Mountains, 3.5 km east of Bear Campground. 1675 Comment
  RSA626709  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-8-20 20181 -a Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA629072  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20300 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA629073  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20301 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  UC1120191  Arctostaphylos glandulosa subsp. glandulosa A. D. Gifford 1934-4-25 161 Los Angeles 1/2 mi ne Castro Pk.; Triunfo Pass Quadrangle Comment
Read comments
Jul 10 2011
  LA200424  Arctostaphylos glandulosa subsp. mollis Jonathan Sauer; H. Bailey 1969-3-4 4281 Los Angeles 792 Comment
  POM50609  Arctostaphylos glandulosa subsp. mollis L. R. Abrams 1901-4-15 1120 Los Angeles Wilsons Peak 1220 Comment
  CAS-BOT-BC39307  Arctostaphylos glauca Elmer I. Applegate 1927-2-28 4993 Los Angeles Tejon Pass, northern Los Angeles County. Along Ridge Road. Comment
  CAS-BOT-BC39332  Arctostaphylos glauca Fordyce Grinnell 1903-12-22 37 Los Angeles Arroyo Seco Canyon, near Pasadena Comment
  RSA631495  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20190 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631596  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15606 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631644  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15638 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  POM294821  Arctostaphylos glauca var. glauca Lyman Benson 1912-3-12 11607 Los Angeles Claremont, Pacific Slope Drainage Area. 351 Comment
  RSA634752  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20382 Los Angeles Road to Pacifico Mtn., 0.5 km east of Mill Creek Summit, San Gabriel Mtns. 1500 Comment
  RSA634794  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20506 Los Angeles Chilao Campground. 1600 Comment
  RSA634866  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20264 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634927  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20539 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA747681  Arctostaphylos patula R. G. Swinney 2001-8-27 8105 Los Angeles San Gabriel Mountains: Mt. Burnham, west of Mt. Baden-Powell. 2740 Comment
  RSA746870  Arenaria macradenia var. arcuifolia Orlando Mistretta 1992-8-20 772 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt. Gleason. Tujunga Ranger District. Comment
  RSA603613  Arenaria macradenia var. kuschei Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 -C Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  UCR43256  Argemone munita subsp. munita David Charlton 1986-6-15 244 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
  CATA1898  Artemisia californica Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  RSA417244  Artemisia californica Samuel R. Tyson 1942-10-30 s.n. Los Angeles San Dimas Canyon. 457 Comment
  RSA670297  Artemisia californica Joseph M. Keefe 2001-3-19 31140 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
  UCR210438  Artemisia californica R. G. Swinney 2008-11-30 9881 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  RSA754142  Artemisia douglasiana Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1834 Los Angeles San Gabriel River Rincon Ranger Station 445 Comment
  UCR210255  Artemisia douglasiana R. G. Swinney 2008-8-13 9364 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  JEPS36931  Artemisia dracunculus F. W. Peirson 1918-10-16 272 Los Angeles Pacoima Canyon San Gabriel Mts., Pacoima Canyon Comment
  RSA239443  Artemisia nesiotica Reid V. Moran 1958-9-15 6833 Los Angeles San Clemente Island: canyon 1.8 miles SE of Eel Point. 100 Comment
  RSA515712  Artemisia tridentata subsp. parishii Steve Myers 1988-9-30 s.n. Los Angeles Palmdale area, N of Elizabeth Lake Rd, near the intersection with 25th St. West. Comment
  IRVC29075  Artemisia tridentata subsp. tridentata June Latting 1976-10-6 s.n. Los Angeles Big Rock Creek Fire Station, Fenner Canyon San Gabriel Mountains 1585 Comment
  SD75648  Arthrocnemum subterminale M. B. Dunkle 1940-8-21 7652 Los Angeles Middle of San Clemente Island. Comment
  RSA0059644  Arthrocnemum subterminale R. F. Thorne, Percy C. Everett 1965-5-11 34569 Los Angeles Behind North Beach at Little Harbor, Santa Catalina Island. Comment
  RSA706431  Asclepias californica LeRoy Gross 2005-6-23 2373 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1642 Comment
  UCR258507  Asclepias eriocarpa R. G. Swinney 2010-9-13 13813 Los Angeles San Gabriel Mountains, Crystal Lake, c. 200 meters north of lake near parking area 1729 Comment
  RSA716478  Asclepias erosa Scott D. White, Andrea Warniment 2006-7-7 11600 Los Angeles Gorman area, west of the I-5 Freeway at SR-138 interchange. SE Tehachapi Mts. 1006 Comment
  UCR61068  Asclepias fascicularis R. G. Swinney 1989-8-5 s.n. Los Angeles San Gabriel Mtns., base of the mtns. near the city of Glendora; Glendora Ridge Motorway, 0.5 mi west of Glendora Mountain Rd. 732 Comment
  CATA1353  Asparagus asparagoides Mark L. Hoefs, Robert F. Thorne 1995-7-26 2464 Los Angeles Santa Catalina Island: Middle Canyon, along road, by bridge, across from Squaw Valley residence 176 Comment
  CATA2885  Asparagus densiflorus Sara L. Crockett, Michael Daligdig 1996-11-4 28 Los Angeles Santa Catalina Island: Casino point and walkway 9 Comment
  SD153120  Asphodelus fistulosus Steven A. Junak 1996-5-17 SCl 481 Los Angeles San Clemente Island, northeast end of island, east of airfield runways, at edge of terrace east of intersection of Perimeter Road and road to Dolphin Bay, just south of Camera Pad 'Naddo'. 57 Comment
  RSA90181  Astragalus bicristatus F. W. Peirson 1921-7-17 2510 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains 2058 Comment
  CAS-BOT-BC180500  Astragalus brauntonii Ernest Braunton 1907-5-7 1281 Los Angeles Sherman Comment
  RSA0040252  Astragalus brauntonii Ernest Braunton 1901-6-18 s.n. Los Angeles Foothills near Sherman. Comment
  CHSC14161  Astragalus didymocarpus L. M. Mayer; I. J. Mayer 1974-4-10 152 Los Angeles In field 50 ft n of Bouquet Canyon Rd. - 1/4 mi of its intersection with Vasquez Canyon Rd. Comment
  UC56526  Astragalus douglasii var. douglasii J. H. Barber 1897-6-28 204 Los Angeles Soledad Canyon , Kentucky Spr., Acton (Kentucky Spr., Acton) 914 Comment
  UCR198573  Astragalus preussii var. laxiflorus David Charlton 1992-5-13 s.n. Los Angeles Western Mojave Desert, Edwards Air Force Base, 100 yards north of the South Base Well Fields water tower 701 Comment
  CAS-BOT-BC193026  Astragalus purshii var. tinctus Ernest C. Twisselmann 1962-4-18 6971 Los Angeles Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  RSA415844  Astragalus tener var. titi W. Fraiser, Davidson 1930-1 s.n. Los Angeles Santa Monica Comment
  SEINET893400  Astragalus tribuloides J. E. Deisler 1984-1 651 Los Angeles Santa Catalina Island; Little Harbor; roadside. 0 Comment
  UCR12072  Astragalus trichopodus Coleta A. Lawler 1971-4-11 260 Los Angeles Western Transverse Range; Santa Monica Mtns., on Mulholland Hwy NE of Lake Malibu 244 Comment
  UCR127179  Astragalus trichopodus A. C. Sanders 2003-6-20 27000 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 c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  UCSB3002  Astragalus trichopodus var. lonchus McElwain, Isabelle 1953-5-2 Los Angeles White's landing, large valley behind, Catalina Island Comment
  CAS-BOT-BC194075  Astragalus trichopodus var. lonchus Robert F. Thorne; C. W. Tilforth 1971-6-17 39970 Los Angeles 2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek, San Gabriel Mts., Angeles National Forest 457 Comment
  POM26162  Astragalus trichopodus var. lonchus George B. Grant 1901-04 3760 Los Angeles Catalina Island Comment
  RSA415730  Astragalus trichopodus var. lonchus Ruth Herley 1932-4-17 s.n Los Angeles Santa Monica Mts. Near Dekker Ranch in recently burned area. Comment
  LA82169  Astragalus trichopodus var. phoxus O. H. Kappler; 1945-3-25 730 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  SBBG114308  Atriplex argentea var. expansa M. R. Benedict 1971-6-26 Los Angeles low terrace 0.5 mi S of Wilson Cove Comment
  RSA188253  Atriplex californica R. F. Thorne, P. Everett 1965-6-24 35042 Los Angeles Santa Catalina Island. Shark Harbor, W side of Island. 8 Comment
  UC1136277  Atriplex canescens P. L. Johannsen 1934-2-8 267 Los Angeles 3/4 mi ne Saugus; Santa Susana Quad., ne of Saugus Comment
  SEINET3930675  Atriplex canescens subsp. canescens Timothy S. Ross, Steve Boyd 1994-9-20 8227 a Los Angeles Located 2 miles northwest of Acton. South side of intersection of Escondido Canyon Road and Red Rover Mine Road.; 0 884 Comment
  UCR166083  Atriplex canescens subsp. linearis Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  UC1594407  Atriplex coulteri Tim Ross and Elizabeth Kellogg 1992-4-13 6143 Los Angeles 340 degrees nnw 1140 m distant from 199 BM' near Flasher (nw part of San Clemente Island, coastal terrace in the vicinity of Darter); nw part San Clemente Island, vicinity of Darter 18 Comment
  UCR125261  Atriplex heterosperma A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25539 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley 366 Comment
  UCR188675  Atriplex lentiformis subsp. breweri Tim Searl 2007-10-15 151007- 01 Los Angeles South Coast, Malibu Lagoon near 'Malibu Colony' along state park access road, just above water line; west of highway and north of Malibu Creek 1 Comment
  UCR65212  Atriplex leucophylla F. R. Fosberg 1931-5-18 S- 4894 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 4 Comment
  CAS-BOT-BC180940  Atriplex nummularia Louis C. Wheeler 1933-4-27 1657 Los Angeles Playa del Rey 7 Comment
  RSA478293  Atriplex orbicularis Anstruther Davidson 1896-10 2943 Los Angeles San Pedro. Comment
  CATA3140  Atriplex pacifica Sarah Ratay 2010-12-14 133 Los Angeles Santa Catalina Island: Ridge above Balboa Yacht Club, to the west 39 Comment
  SBBG131640  Atriplex pacifica S. A. Junak 1999-4-23 SCa 855 Los Angeles S side of island, saddle on ridgetop, below Triangulation Point "Granite" 341 Comment
  CDA32773  Atriplex semibaccata M. O'Brien 2010-9-5 MOB 10 -06 Los Angeles South Coast; El Pescador State Beach. 30 Comment
  UCR281825  Atriplex semibaccata Mitch Provance, Scott Duff 2017-6-29 617- 74 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  SFV1080  Atriplex semibaccata M. L. Vincent 1962-12-5 313 Los Angeles Santa Monica Mountains 0.5 miles west of Cold Canyon Road on Mulholland Highway. Comment
  SBBG131993  Atriplex watsonii S. A. Junak, R. Philbrick 1990-11-8 SCI 123 Los Angeles across Triangulation Pt "Eel Pt" Comment
  RSA592355  Avena barbata L. C. Wheeler 1967-5-12 9430 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA675810  Avena barbata LeRoy Gross 2003-3-7 759 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. 555 Comment
  SD40208  Avena barbata Edith A. Purer 1931-3-12 1502 Los Angeles El Segundo, sand dunes. Comment
  CATA673  Avena fatua Mark L. Hoefs 1991-4-23 1164 Los Angeles Santa Catalina Island: Around upper White's Landing Road 451 Comment
  POM1166  Avena fatua P. A. Munz 1918-4-11 2041 Los Angeles Claremont. 365 Comment
  RSA709377  Azolla microphylla A. C. Sanders, Mark Elvin 2002-6-20 25227 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
  RSA658357  Baccharis glutinosa Naomi Zohman 1985-4-28 8 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  SD31169  Baccharis glutinosa Edith A. Purer 1931-2-21 Los Angeles Palos Verdes Comment
  RSA659578  Baccharis salicifolia Brian McColgan 1988-5-19 21 Los Angeles Evey Canyon. 1 mile N of Padua on Mt. Baldy Rd. 854 Comment
  RSA0030919  Baccharis salicifolia Bonnie C. Templeton, Ira W. Clokey 1930-3-11 1414 Los Angeles Westwood Hills. Santa Monica Mts. 200 Comment
  RSA713823  Baccharis sarothroides Mark Elvin 2003-6-12 2947 Los Angeles Santa Clarita Valley: Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road. 366 Comment
  UCR126786  Baccharis sarothroides Mark A. Elvin 2003-6-12 2947 Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  JEPS52980  Berberis aquifolium var. dictyota Frank W. Peirson 1919-5-6 54 Los Angeles Eaton Canyon; San Gabriel Mts 609 Comment
  UC1076445  Berberis nevinii Herbert L. Mason 1926-4-26 2944 Los Angeles Pacoima Wash; San Gabriel Mts Comment
  RSA594466  Berula erecta Steve Boyd, Lauren Raz 1996-9-24 8942 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
  RSA451987  Berula erecta Anonymous 1900-9-16 2795 Los Angeles Elysian Park Comment
  LA82374  Bloomeria crocea O. H. Kappler; 1940-5-26 32 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UC72254  Bloomeria crocea Miss E. D. Palmer 1904-11-1 Los Angeles Vicinity of Los Angeles Comment
  RSA367442  Bloomeria crocea var. crocea John Ingram 1950-5-6 104 Los Angeles Puente hills near Westmont tract, Pomona Comment
  SD3346  Boechera arcuata Ruth B. Randall 1928-8-1 244 Los Angeles Big Tejunga Canyon Comment
  RSA0128749  Boechera californica Scott D. White, Justin M. Wood 2009-5-6 12650 -A Los Angeles San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  RSA0128796  Boechera californica Orlando Mistretta, Christine Mistretta 2008-4-17 2478 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
  CAS-BOT-BC75496  Bolboschoenus maritimus subsp. paludosus Timothy S. Ross; Steve Boyd 1994-9-21 8333 Los Angeles Liebre Mountains. Cow Spring Pond. Sag pond on the San Andreas Fault Zone at the north foot of Liebre Mountains. 1155 Comment
  UCR190048  Boschniakia strobilacea R. G. Swinney 1998-8-27 6812 Los Angeles San Gabriel Mtns., gentle slope between Big Horn Ridge and ridge immediately north 2646 Comment
  UCR179616  Bothriochloa barbinodis R. G. Swinney 1992-6-16 1723 Los Angeles San Gabriel Mtns., Glendora, junction of Glendora Mtn. Rd. and Colby (Fallow) Rd., south shoulder 488 Comment
  SBBG40945  Brachypodium distachyon P. H. Raven 1962-5-20 Los Angeles above Pebbly Beach 60 Comment
  UCR157903  Brassica geniculata Robert J. Steers 2005-5-8 8 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  SEINET10838674  Brassica nigra David B. Dunn 1941-3-3 Dunn 697 Los Angeles Ucla campus. Comment
  UCR150929  Brassica rapa Valerie Soza, LeRoy Gross 1999-5-10 450 Los Angeles San Gabriel Mountains, Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 378 Comment
  UCR198286  Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles Transverse Ranges, Verdugo Mountains, northwest tip of the Verdugo Range, just east of Hansen Dam, west side of Wentworth Street, north of Stonehurst Avenue 305 Comment
  LA51495  Brassica rapa D. Dunn; 1941-3-11 Los Angeles San Gabriel Mountains, Foothills, N of Santa Monica Comment
  CAS-BOT-BC100399  Brickellia californica W. R. Dudley 1907-12-1 s.n. Los Angeles Monrovia Comment
  CAS-BOT-BC100401  Brickellia californica David D. Keck 1932-10-14 1954 Los Angeles North of Chatsworth city limits on first hill to west of Topango Canyon Blvd. (Santa Susana Ave.) Comment
  CAS-BOT-BC100411  Brickellia californica Ernest C. Twisselmann 1961-10-31 6676 Los Angeles Pine Canyon at Pine Canyon Guard Station 1066 Comment
  POM294582  Brickellia californica Lyman Benson 1945-12-10 11974 Los Angeles Mouth of Dalton Canyon. San Gabriel Mt. Ranges. 335 Comment
  RSA351116  Brickellia californica Fordyce Grinnell Jr. 1911-9-11 3772 Los Angeles Bailey Canyon, San Gabriel Mts. Comment
  RSA535548  Brickellia californica Timothy S. Ross, Annette Ross 1991-9-7 5949 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 556 Comment
  CDA30226  Brickellia nevinii J. Dittes 2006-11-3 1428 Los Angeles Western Transverse Ranges; San Gabriel Mtns; Big Tujunga Canyon; ca. 2.4 air-miles S of Mt. McKinley, ca. 4.3 air-miles W of Big Tujunga Reservoir, ca. 3.4 air-miles NE of Mt. Gleason Jr. Highschool; slope north of Big Tujunga Canyon road about 1/2-way between Delta Flats Overlook and Trail Canyon Road. Comment
  RSA659836  Brickellia nevinii Orlando Mistretta, Mike Hammitt 1991-6-21 s.n. Los Angeles Fern Canyon. 793 Comment
  UCSB17664  Brodiaea capitata Judy Ensign 1963-4-7 40 Los Angeles collected 50 yds N of Natoma Drive in Woodland Hills Natoma Drive 243 Comment
  POM364052  Bromus Howard Mullins 1931-3-27 s.n. Los Angeles Los Angeles. Comment
  SDSU953  Bromus arizonicus R. M. Beauchamp 1967-3-19 335 Los Angeles Growing behind beach 1/2 mile SE of west love. San Clemente Island. Comment
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May 16 2008
  RSA0071931  Bromus berteroanus LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7005 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA385302  Bromus carinatus H. L. Bauer 1929-3-20 s.n. Los Angeles Long Beach. Comment
  RSA385303  Bromus carinatus Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  CAS-BOT-BC149193  Bromus carinatus var. carinatus F. R. Fosberg; J. Ewan 1931-8-10 4905 Los Angeles San Gabriel Mountains. Crystal Lake, West Fork San Gabriel River. 1615 Comment
  CAS-BOT-BC149579  Bromus carinatus var. carinatus A. C. Sanders; Mark A. Elvin 2003-4-16 26044 Los Angeles Santa Clara River watershed. Newhall Ranch, near confluence of Castaic Creek and Hasley Canyon. 335 Comment
  RSA641441  Bromus carinatus var. carinatus L. C. Wheeler 1967-7-15 10048 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA660244  Bromus carinatus var. carinatus Orlando Mistretta, Peter L. Morrell 1992-6-4 474 Los Angeles San Gabriel Mountains: Short Cut Canyon, OVH area. Arroyo District Comment
  CAS-BOT-BC149192  Bromus carinatus var. carinatus Peter H. Raven 1959-5-3 14061 Los Angeles Santa Monica Mountains. Mulholland Driver near Beverly Glen Boulevard. 381 Comment
  RSA595654  Bromus diandrus Timothy S. Ross, Victor W. Steinmann 1995-5-8 8574 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA715122  Bromus diandrus Daisie Huang 2006-3-9 60309 -2 Los Angeles Vacant lot on Huntington Dr. east of Highland Ave., Duarte, CA. Sunny flat. 165 Comment
  UCR128160  Bromus grandis Mark A. Elvin, Cathleen Weigand 2003-5-22 2908 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA729205  Bromus hallii R. G. Swinney 1998-10-3 7001 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1/2 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  UC50581  Bromus hordeaceus J. H. Barber 138 Los Angeles near Agriculture Experiment Station (Pomona); Pomona Comment
  CAS-BOT-BC162340  Bromus madritensis Javier Penalosa 1961-5-21 1526 Los Angeles San Gabriel Mountains. Comment
  CATA589  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-7 1030 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near road to Divide 344 Comment
  CATA937  Bromus madritensis subsp. rubens Mark L. Hoefs, Robert Given 1992-4-16 1800 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  UCD59071  Bromus orcuttianus var. hallii Peter Kamb 1948-6-26 1130 Los Angeles South side of Pacoima Canyon near Ant Canyon. San Gabriel Mts. 731 Comment
  SEINET10942412  Bromus pseudolaevipes Joseph A. Ewan 1932-6-12 Ewan 7382 Los Angeles Rather dry gravel at foot of high cliff 1/2 mile below Falls Creek. 762 Comment
  RSA589250  Bromus rubens Timothy S. Ross 1991-4-28 4753 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  RSA623784  Bromus rubens Arthur R. Kruckeberg 1940-3-29 s.n. Los Angeles Hills back of Infirmary. Occidental College Campus, Eagle Rock Comment
  RSA674247  Bromus rubens LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 698 a 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
  UCR213964  Bromus tectorum Dave Silverman, Cindy Hopkins 2007-4-24 6742 Los Angeles Tejon Ranch, 1.8 km ESE of National Cement plant, 1.0 km W of Oso Pump Plant-CA Aqueduct, and 290 m S of the county line 976 Comment
  UCSB18587  Bromus tectorum Daniel, Dick 1964-5-15 Los Angeles Mint Canyon Campground; US Hwy 6, 7.7 mi NE of junction of Mint Canyon Rd and CA Hwy 126 640 Comment
  RSA0019952  Bromus tectorum J. B. Feudge 1924-6-10 983 Los Angeles Big Pines, San Antonio Mountains 1982 Comment
  UCD59908  Bromus tectorum var. glabratus A. A. Beetle 1942-4-24 3214 Los Angeles 6 miles W of Llano. Comment
  RSA0073363  Brugmansia R. G. Swinney 2010-3-16 11958 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  CATA3189  Caesalpinia spinosa Julia Parish, Margie Pfeffer 2016-8-23 007 Los Angeles Santa Catalina Island: Near end of Bombing Range Rd., about 90 meters due east of road, s-facing hillside 152 Comment
  SBBG117051  Calandrinia menziesii S. A. Junak with K. Kirkland 2001-4-14 SCa 1453 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 304 Comment
  RSA702076  Calendula officinalis Scott D. White, Pam De Vries 2004-5-18 10450 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCR214620  Callitriche A. C. Sanders, Dan S. Cooper 2010-3-12 37361 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA730115  Callitriche R. F. Thorne, W. Wisura, S. Granger, Pamela Burton 1982-4-20 54996 Los Angeles Little Rock Creek below dam at crossing of Emma Mountain Rd. Floating in shallow quiet water, N of road. 960 Comment
  UCR16013  Calocedrus decurrens Steve Stadler 1966-4-17 41766- 58 Los Angeles San Gabriel Mountains, 1 mi west of Big Pines Junction on Big Pines to Palmdale 1982 Comment
  UCSB16196  Calocedrus decurrens Gerhart, Janet 1963-4-6 Los Angeles At Vincent Gap, 6 miles west of Big Pines on State Highway 2 1950 Comment
  POM1721  Calochortus albus Le Roy Abrams 2620 Los Angeles Little Santa Anita Canyon. San Gabriel Mountains. 915 Comment
  RSA133380  Calochortus catalinae Peter H. Raven, Henry J. Thompson 1959-4-3 13929 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway. 549 Comment
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Mar 25 2017
  UC1293675  Calochortus clavatus P. C. Everett and E. K. Balls 1959-6-2 23827 Los Angeles 1 mi ne Stokes Canyon entrance; Santa Monica Mts. 182 Comment
  RSA599456  Calochortus clavatus var. gracilis Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9497 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat. 793 Comment
  RSA758393  Calochortus clavatus var. gracilis A. Edwards, D. Hughes 2010-5-19 2010 -3 Los Angeles Liebre Mountains Region. Coastal sage scrub/chaparral/grassland habitat in City of Santa Clarita. 454 Comment
  UCR209985  Calochortus kennedyi R. G. Swinney 2008-7-24 9278 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR281877  Calochortus kennedyi Mitch Provance 2010-5-20 510- 16 Los Angeles Tehachapi Mountains/Western Mojave Desert, 7.2 miles NW of corner of Rosamond Blvd. and 170th St., vicinity of powerline road. 1204 Comment
  UCR223104  Calochortus kennedyi var. kennedyi R. G. Swinney 2009-5-12 10734 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
  SFV21850  Calochortus splendens J. D. Dilley 1997-5-2 s. n. Los Angeles Santa Monica Mountains Mulholland Highway, 0.3 miles west of Cold Canyon Road. 275 Comment
  POM181827  Calochortus venustus C. L. Hitchcock 1928-5-27 s.n. Los Angeles Road to Mt. Pinos, 1 mile W of junction with Ridge Route. Comment
  LA211065  Calodendrum capense Arthur C. Gibson; Tarja Sagar, Tony Valois 2010-2-18 5268 Los Angeles SANTA MONICA MOUNTAINS, Lower Siena Way, Malibu. Comment
  POM4960  Calycadenia tenella W. R. Shaw 1900-6-14 s.n. Los Angeles Claremont. Comment
  UCR280564  Calycoseris parryi R. G. Swinney 2014-4-10 16014 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
  RSA0095350  Calystegia felix Anstruther Davidson 1902-05 1892 Los Angeles Riviera [Pico Rivera]. Comment
  SD66870  Calystegia macrostegia R. Mitchel Beauchamp 1967-3-18 317 Los Angeles San Clemente Island; in field west of Wilson Cove. Comment
  UCR259902  Calystegia macrostegia R. G. Swinney 2010-4-23 12335 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  CAS-BOT-BC224320  Calystegia macrostegia subsp. amplissima Reid Moran 1941-2-19 593 Los Angeles Middle Ranch, San Clemente Island Comment
  RSA653471  Calystegia macrostegia subsp. intermedia Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 748 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
  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
  RSA524200  Calystegia malacophylla subsp. pedicellata Tim Ross, Steve Boyd, A. R. Ross 1990-6-6 2893 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  UC1965413  Calystegia occidentalis subsp. fulcrata R. K. Brummitt & S. M. Namoff 2012-6-7 22036 Los Angeles Angeles National Forest, San Gabriel Mts., N side of Big Pine highway, 50 m W of junction with highway 2 Comment
  RSA648040  Calystegia peirsonii Orlando Mistretta 1992-7-13 678 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  SBBG19047  Calystegia purpurata D. Emery 1947-4-5 Los Angeles Griffith Park Comment
  SFV20176  Calystegia purpurata subsp. purpurata T. Sagar, C. Wishner 2004-4-17 23 Los Angeles Santa Monica Mountains Seminole Hot Springs. National Park Service Hennesy Property. 260 Comment
  SBBG131588  Camissonia S. A. Junak 2000-4-15 SCa 1218 Los Angeles E of Lone Tree, at head of cyn, next to top of S-facing bluffs 445 Comment
  RSA507987  Camissonia bistorta Steve Boyd, T. S. Ross 1988-4-28 2242 Los Angeles West end of San Gabriel Mountains, Sand Canyon E of Saugus, in small side canyon, at head. Angeles National forest. 640 Comment
  RSA9571  Camissonia bistorta P. A. Munz, R. D. Harwood 1920-3-13 3309 Los Angeles San Jose Hills, 2 miles north of Pomona. 305 Comment
  SEINET1907235  Camissonia boothii A. C. Sanders 2003-1 26994 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. 305 Comment
  UCR193667  Camissonia boothii R. G. Swinney 1999-6-28 7425 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  POM50049  Camissonia californica L. R. Abrams 1901-4-3 1271 Los Angeles Santa Monica Mountains. Comment
  RSA0110842  Camissonia californica R. G. Swinney 2011-4-26 14515 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA304037  Camissonia californica Jim R. Shevock 1971-5-11 1052 Los Angeles Sierra Hwy, near Soledad Jct. 671 Comment
  RSA0034181  Camissonia campestris subsp. campestris Pam De Vries 2013-4-13 7848 Los Angeles About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1050 Comment
  RSA729733  Camissonia claviformis subsp. claviformis R. G. Swinney 1999-6-5 7255 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  RSA775516  Camissonia intermedia Orlando Mistretta, Christine Mistretta 2010-5-20 5177 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  CAS-BOT-BC32370  Camissonia intermedia Peter Hamilton Raven 1962-5-1 17517 Los Angeles Mulholland Highway 2.6 miles E of Seminole Hot Springs, Santa Monica Mountains 548 Comment
  CDA38021  Camissonia kernensis T. C. Fuller 1962-4-1 8168 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  POM96033  Camissonia pallida subsp. pallida P. A. Munz 1926-4-4 10013 Los Angeles 2 miles north of Saugus. Comment
  RSA718289  Camissonia strigulosa R. G. Swinney, Dave Larson 1996-7-17 5126 Los Angeles San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  CAS-BOT-BC160444  Camissoniopsis cheiranthifolia subsp. suffruticosa Peter H. Raven 1959-3-15 13855 Los Angeles Along shore east of Zuma Beach, Point Dume 9 Comment
  UCSB4492  Camissoniopsis cheiranthifolia subsp. suffruticosa Wedberg, H. 1957-3-24 Los Angeles Pt. Dume Comment
  JEPS31771  Camissoniopsis ignota Frank W. Peirson 1919-3-30 414 Los Angeles Tujunga Canyon San Gabriel Mountains 457 Comment
  OBI28050  Camissoniopsis ignota David J. Keil, Dirk Walters 1977-4-30 12301 Los Angeles Ridge Rte, ca 2 mi S of jctn With Los Angeles Co Rd N2 1280 Comment
  RSA530911  Cannabis sativa B. C. Templeton 1945-6-7 8210 Los Angeles Collected in backyard of residence near Los Angeles. Comment
  LA103430  Capsella bursa-pastoris Barry A. Prigge; 1986-3-20 6956 Los Angeles Santa Monica Mountains, Medea Creek, just N of Paramount Ranch State Park 231 Comment
  UC10415  Cardamine californica J. H. Barber 1897-3-21 80 Los Angeles Sepulveda Canyon Sepulveda Canyon (Southern California) Comment
  UCR216748  Cardamine hirsuta R. G. Swinney 2009-2-20 10005 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  CDA34307  Carduus pycnocephalus M. O'Brien 2011-6-14 MOB 11 -10 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  UCR259376  Carex R. G. Swinney 2010-8-30 13619 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
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Sep 12 2018
  POM229072  Carex alma Phillip A. Munz 1937-5-4 15158 Los Angeles Evey Canyon. N of Claremont. 762 Comment
  RSA230247  Carex alma Robert F. Thorne 1969-7-2 38250 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flat burn (of 1954) 1601 Comment
  UCR270846  Carex alma R. G. Swinney 2011-6-29 15358 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  SEINET7547025  Carex flaccifolia G. B. Grant 1902-1 s.n. Los Angeles Pasadena Comment
  RSA600052  Carex fracta Steve Boyd, Lauren Raz 1997-5-20 9807 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA600053  Carex multicaulis Steve Boyd, Lauren Raz 1997-5-20 9808 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA91603  Carex multicaulis F. W. Peirson 1924-5-27 4626 Los Angeles north slope of Strawberry Peak, San Bernardino Mts. 1524 Comment
  SDSU11665  Carex scopulorum F. J. Hermann 1947-3-3 1770 Los Angeles Stream bed in Topango Canyon about three miles from ocean Comment
  CAS-BOT-BC117318  Carex spissa George B. Grant 1904-5-5 6190 Los Angeles Arroyo Seca Canyon. Comment
  CHSC118260  Carex subfusca Peter F. Zika; Nick Otting 2010-8-4 25263 Los Angeles Junction of Route 2 and Big Pines Highway. San Gabriel Mountains. 2075 Comment
  RSA733039  Carex subfusca R. G. Swinney 1999-8-16 7664 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope, 2445 Comment
  UC72398  Carex triquetra Geo. B. Grant Aug, 1901 139 Los Angeles Arroyo Seco Canyon San Gabriel Mts. 609 Comment
  RSA604513  Castilleja affinis Sara L. Crockett, Sheila Schueller 1997-3-8 561 Los Angeles Santa Catalina Island. Point overlooking Cottowood Beach. 79 Comment
  RSA584018  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd 1991-4-25 4605 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  POM308416  Castilleja applegatei subsp. martinii Henry J. Ramsey, Henry J. Ramsey 1937-7-18 3104 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  SBBG50957  Castilleja chromosa J. Doty 1969-4-19 627 Los Angeles E side of Bouquet Cyn Rd, 2.3 mi SW of jct with County Rd N-2 975 Comment
  UCSB9634  Castilleja exserta subsp. exserta Krogen, Roger 1957-1 Los Angeles in bottom of Hasley Canyon in flood bed; 2 mi. NW of Hwy 99; 2 mi. S of Castaic Comment
  RSA0114747  Castilleja gleasoni Steve D. Boyd, Lauren Raz 1997-3-31 9437 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA428381B  Castilleja grisea F. H. Elmore 1939-2-18 384 Los Angeles San Clemente Island. Comment
  UCR191300  Castilleja miniata R. G. Swinney 1998-7-6 6271 Los Angeles San Gabriel Mtns., near mouth of Mescal Canyon, 2.7 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1488 Comment
  RSA479880  Castilleja miniata subsp. miniata Walter Wisura 1988-8-6 4247 Los Angeles Prairie Fork of San Gabriel River. Fishfork trail above Lupine campground. Comment
  UCR256858  Castilleja miniata subsp. miniata R. G. Swinney 2010-10-13 14016 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  LA82055  Castilleja minor subsp. spiralis O. H. Kappler; 1940-5-12 sn Los Angeles Santa Monica Mountains, W Fork, Las Trancas (Rattlesnake) Canyon 365 Comment
  RSA448776  Castilleja minor subsp. spiralis F. R. Fosberg 1930-7-3 S- 3116 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA630744  Castilleja minor subsp. spiralis LeRoy Gross 1999-8-21 164 Los Angeles San Gabriel Mountains: Charlton Flat. 1616 Comment
  UC1745909  Castilleja minor subsp. spiralis Annetta M. Carter, Arthur Carter 1935-9-11 972 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
  RSA652659  Castilleja plagiotoma Marion P. Harthill 1974-4-22 1657 Los Angeles Mojave Comment
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Jan 4 2012
  UC1537564  Castilleja subinclusa subsp. subinclusa Gordon H. True Jr. 1935-3-27 180 Los Angeles 5 mi s Palmdale 914 Comment
  CAS-BOT-BC38148  Caulanthus amplexicaulis B. Miller; W. Griesel 1963-7-2 s.n. Los Angeles Road between Liebre and Sawmill Mountains. 1463 Comment
  CAS-BOT-BC38149  Caulanthus amplexicaulis LeRoy Abrams; E. A. McGregor 1908-7-3 573 Los Angeles San Gabriel Mountains. North Baldy Mountain. Comment
  RSA66708  Caulanthus amplexicaulis var. amplexicaulis F. W. Peirson 1926-4-27 6672 Los Angeles Rock Creek, north slope of San Gabriel Range 1372 Comment
  RSA597771  Caulanthus coulteri var. coulteri Steve Boyd, Lauren Raz 1997-3-14 9183 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  RSA531152  Caulanthus inflatus W. Hutchinson 1890-04 s.n. Los Angeles Lancaster Comment
  UCSB4013  Ceanothus arboreus Pyeatt, Lyle 1957-6-12 Los Angeles Renton mine, 1.5 miles S. of Avalon, Catalina Comment
  CAS-BOT-BC48730  Ceanothus crassifolius L. E. Cox 1908-3-31 s.n. Los Angeles Lower slopes of Mt. Wilson 609 Comment
  CAS-BOT-BC48731  Ceanothus crassifolius Le Roy Abrams 1901-4-13 1503 Los Angeles Wilson's Trail Comment
  RSA398870  Ceanothus crassifolius Robin S. Collins 1973-4-9 232 Los Angeles Angeles National Forest, San Gabriel Mounts: Trail Canyon. 610 Comment
  RSA595693  Ceanothus crassifolius Louis C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 884 Comment
  RSA77144  Ceanothus crassifolius F. W. Peirson 1921-5-12 4444 Los Angeles Santa Anita Canyon, just below Forks in trail; San Gabriel Mountains. Comment
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Sep 30 2014
  UC18261  Ceanothus crassifolius W. H. Brewer 295 Los Angeles Cahuenga Pass Comment
  SBBG71372  Ceanothus crassifolius var. crassifolius M. N. Ackley -Feb-1928 927 Los Angeles Annandale 243 Comment
  RSA399031  Ceanothus cuneatus Anstruther Davidson 1893-4-2 s.n. Los Angeles [Unspecified] Comment
  SEINET12209841  Ceanothus cuneatus C. Wyman, Bright, J. F. 8355 Los Angeles Bogart Canyon Comment
  RSA599794  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-25 9287 A Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  UCR199008  Ceanothus greggii Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  CAS-BOT-BC50846  Ceanothus insularis Reid Moran 1941-3-5 679 Los Angeles Santa Catalina Island - Salta Verde Comment
  RSA399904B  Ceanothus integerrimus Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  RSA0112554  Ceanothus integerrimus var. macrothyrsus R. G. Swinney 2011-6-15 15176 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy. 1585 Comment
  RSA584845  Ceanothus leucodermis Tim S. Ross 1993-6-1 7348 Los Angeles Upper Winter Creek Trail between Chantry Flat and Hoegee Camp (on Winter Creek), on the W side of Santa Anita Canyon. 762 Comment
  RSA653925  Ceanothus leucodermis Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1034 Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 850 Comment
  RSA785757  Ceanothus leucodermis Doris Bowers 1957-5-5 629 Los Angeles San Gabriel Canyon 915 Comment
  UCR220368  Ceanothus leucodermis R. G. Swinney 2009-4-16 10351 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  UCR277157  Ceanothus leucodermis R. G. Swinney 2011-6-15 15177 B Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  SEINET2073166  Ceanothus megacarpus S. Davis 2001-4-29 Los Angeles Pepperdine University campus, Biological Reserve, Comment
  CAS-BOT-BC50451  Ceanothus oliganthus H. E. McMinn 1925-8-6 1551 b Los Angeles Sawpit Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC50494  Ceanothus oliganthus Lester Rowntree 1938-3-8 s.n. Los Angeles Santa Susan Pass Comment
  RSA399741  Ceanothus oliganthus H. L. Bauer 1932-03 15375 Los Angeles Chaparral N slope along road to Saddle Peak. 671 Comment
  UCR217141  Ceanothus oliganthus Jonas A. Winbolt, Rocky Brown 2010-8-20 004 Los Angeles Western Transverse Range, south of Santa Clarita, north side of Hwy I-5 and the Old Road, southeast of trailer park along powerline corridor 956 Comment
  RSA276021  Ceanothus oliganthus var. oliganthus Jack Delaini 1974-4-5 111 Los Angeles San Gabriel Mountains: Lodi Canyon, San Dimas Experimental Forest, Angeles National forest. 366 Comment
  UC1071369  Ceanothus spinosus P. L. Johannsen 1934-1-18 234 Los Angeles 1 mi n lower dam Malibu Creek; Calabasas Quad. Comment
  UCR16492  Ceanothus spinosus Art Whistler 1966-3-20 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Canyon Rd. near the intersection with Mulholland Drive Comment
  CHSC25954  Centaurea melitensis E. Bushey 1968-5-22 82 Los Angeles Mulholland Dr. 304 Comment
  RSA151321  Centaurea melitensis Peter H. Raven 1962-7-11 17988 Los Angeles Canyon N of station Nanny, N of Lemon Tank, San Clemente Island Comment
  UCSB45794  Centaurea melitensis Green, Lisa 1980-5-30 Los Angeles 1/4 mi. N. of the Simi Valley Freeway near Iverson Rd. 426 Comment
  UCR133729  Centaurea solstitialis F. R. Fosberg 1931-7-14 S- 5401 Los Angeles Channel Islands, Middle Ranch Canyon, Santa Catalina Island 200 Comment
  RSA579541  Centrostegia thurberi Tim S. Ross, S. D. Boyd 1994-6-23 8073 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1646 Comment
  SEINET12161223  Ceratonia siliqua Unknown 1944-1 s.n. Los Angeles Claremont Comment
  CHSC24640  Cercocarpus betuloides D. Hattem 1976-4-18 12 Los Angeles Scattered ca. 30 m w of Hwy 5, ca 5.5 mi n of Castaic. 792 Comment
  CAS-BOT-BC142149  Cercocarpus betuloides var. betuloides Roxana S. Ferris 1941-3-10 10325 Los Angeles First tributary in Pico Canyon - Santa Susana Mountains, near U.S. Highway #99 411 Comment
  RSA190889  Cercocarpus traskiae Robert F. Thorne 1967-5-18 36872 Los Angeles Santa Catalina Island. Wild Boar Gully (Cercocarpus Arroyo) 168 Comment
  RSA449457  Cercocarpus traskiae Blanche Trask 1903-04 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA808  Chaenactis artemisiifolia J. T. Howell 1928-6-29 1001 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  UCR255769  Chaenactis artemisiifolia R. G. Swinney 2010-5-4 12489 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
  UCR150541  Chaenactis glabriuscula R. G. Swinney 1999-6-21 7385 Los Angeles San Gabriel Mtns., Boulder Canyon Wash, south of east-west road that runs through Big John Flat 1671 Comment
  UCR186978  Chaenactis glabriuscula A. C. Sanders 2006-4-10 31987 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA0065464  Chaenactis glabriuscula D. Dunn, H. Lint, P. Tolstoy 1948-4-23 s.n. Los Angeles Bonita Avenue near Irwindale Avenue, Irwindale. Comment
  SD13113  Chaenactis glabriuscula var. denudata Edith A. Purer 1935-5-11 6593 Los Angeles Hillside, Santa Monica Mountains. Comment
  CAS-BOT-BC277325  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross; Steve Boyd 1994-5-24 7871 Los Angeles Liebre Mountains. 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 1158 Comment
  RSA596030  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross, J. Mark Porter 1995-5-4 8442 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA656220  Chaenactis glabriuscula var. glabriuscula Joseph M. Keefe 1977-6-10 22061 Los Angeles Northern Verdugo Mountains; 1 km south of La Tuna Canyon Road on Fire Break Road West, Sun Valley 457 Comment
  RSA748778  Chaenactis glabriuscula var. glabriuscula Justin M. Wood 2009-4-10 474 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  RSA598137  Chaenactis glabriuscula var. glabriuscula V. W. Steinmann, Timothy S. Ross 1995-5-8 667 Los Angeles Liebre Mountains, slopes between Leona Valley and 'Lost Valley' 1100 Comment
  RSA598911  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 1989-5-10 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, N of the road, 0.6 mi. E of Glendora Mtn. Rd. 381 Comment
  RSA93803  Chaenactis glabriuscula var. glabriuscula F. W. Peirson 1919-3-30 4745 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains 457 Comment
  UCR271855  Chaenactis santolinoides R. G. Swinney 2011-6-23 15310 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  HSC104221  Chaenactis stevioides R. G. Swinney 2009-4-24 10458 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA652572  Chaenactis stevioides Marion P. Harthill 1974-4-22 1660 Los Angeles Mojave Hwy. & N4. Comment
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Jan 4 2012
  RSA652573  Chaenactis stevioides Marion P. Harthill 1974-4-22 1663 Los Angeles Mojave Comment
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Jan 4 2012
  UCR281605  Chaenactis stevioides R. G. Swinney 2014-4-17 16107 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  RSA128254  Chamaesyce albomarginata P. H. Raven 1959-10-25 14708 Los Angeles Point Dume. 61 Comment
  RSA660065  Chamaesyce albomarginata Orlando Mistretta 1992-5-25 409 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  SFV16099  Chamaesyce melanadenia J. M. Kneitel 1995-4-28 39 Los Angeles San Gabriel Mountains Kagel Canyon. Dexter Park. 425 Comment
  RSA498538  Chamaesyce melanadenia L. S. Rose 1934-12-26 34521 Los Angeles Rocky slopes. San Gabriel Mts. Comment
  LA38816  Chamaesyce polycarpa Peter H. Raven; Henry J. Thompson 1959-10-4 14567 Los Angeles Santa Monica Mountains, Point Mugu, just W of point 15 Comment
  CAS-BOT-BC70013  Cheilanthes covillei Marcus E. Jones 1882-2-27 3033 Los Angeles Rubio Wash Comment
  RSA585936  Cheilanthes covillei T. S. Ross, Steve Boyd 1990-5-23 2643 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon (ca 625 m due W of Perspiration Point) 1298 Comment
  SFV12566  Cheilanthes covillei M. H. Grayum, D. L. Koutnik 1977-11-25 887 Los Angeles San Gabriel Mountains Vasquez Rocks, near Agua Dulce. 732 Comment
  RSA588153  Cheilanthes covillei Orlando Mistretta 1994-5-23 1239 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  SD128655  Chenopodium album H. A. Wahl 1949-5-15 2079 Los Angeles One mile and a half west of intersection of Mulholland Drive and Laurel Canyon Boulevard, on Mulholland Drive, Santa Monica Mts. Comment
  RSA423309  Chenopodium ambrosioides F. R. Fosberg 1930-7-7 S 3169 Los Angeles Alamitos Bay 5 Comment
  SBBG18741  Chenopodium berlandieri E. R. Blakley 1962-10-5 5424 Los Angeles old mill site in Hen Cove N of White's Landing 3 Comment
  RSA628619  Chenopodium botrys L. C. Wheeler 1953-11-11 7054 Los Angeles District 5020: Mission road El Sereno. Comment
  RSA615712  Chenopodium californicum L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: Kentucky Springs County Park. Comment
  SBBG19125  Chenopodium californicum M. A. Piehl 1963-12-7 631045 Los Angeles Pyramid Head (0.4 mi from very tip) 45 Comment
  CATA1167  Chenopodium murale Mark L. Hoefs 1995-5-30 2160 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  RSA0036773  Chenopodium murale Carol Zuck 1981-2-3 7 Los Angeles Cul-de-sac at the end of Springfield street. Upland. Comment
  RSA748847  Chenopodium pumilio Justin M. Wood 2009-4-13 488 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  SBBG128649  Chorizanthe parryi var. fernandina M. A. Elvin 2003-6-30 2961 Los Angeles Newhall Ranch, W side of Grapevine Mesa, 4 km SW (216 deg ) of intersection of I-5 Fwy and Hwy 126 366 Comment
  RSA774244  Chorizanthe perfoliata R. G. Swinney 2009-5-5 10641 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing. 951 Comment
  CAS-BOT-BC244737  Chorizanthe staticoides Roxana S. Ferris 1918-6-12 953 Los Angeles on dry, open hillslope 7 miles south of Acton. Plants of the Arid Southwest Comment
  POM156531  Chorizanthe staticoides L. R. Abrams 1902-7-2 2637 Los Angeles Sierra Madre. Comment
  RSA747229  Chorizanthe staticoides R. G. Swinney 2008-4-7 8617 Los Angeles San Gabriel Mtns. Azusa, San Gabriel River floodplain, c. 100-300 m east of the channel, between Foothill Blvd. (Hwy 66) and I-210 Fwy 177 Comment
  UCR127012  Chorizanthe staticoides A. C. Sanders 2003-6-18 26934 Los Angeles N end of Santa Susana Mtns., ridge c. 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch 396 Comment
  SBBG62273  Chorizanthe xanti var. xanti R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  RSA755610  Chrysolepis sempervirens R. G. Swinney 2008-7-25 9312 Los Angeles Twin Peaks, west peak. 2299 Comment
  RSA90904  Chrysothamnus nauseosus subsp. bernardinus F. W. Peirson 1918-9-7 226 Los Angeles Trail along west slope of Mt. Markham 1615 Comment
  CAS-BOT-BC162778  Chylismia claviformis subsp. claviformis Ira L. Wiggins 1966-4-24 20650 Los Angeles Along Palmdale Boulevard between 90 Street E and 150 Street E, about 15 miles east of Palmdale, Mojave Desert Comment
  UC205610  Cirsium mohavense I. M. Johnston 1917-8-22 1707 Los Angeles Prairie Fork of San Gabriel River San Antonio Mountains, Prairie Fork of San Gabriel River 1828 Comment
  OBI81605  Cirsium occidentale Jill M. Bushakra, John Bushakra 2001-6-2 112 Los Angeles Pine Canyon, corner of Pine Canyon and Schaffer Roads. 1067 Comment
  OBI51931  Cirsium occidentale var. californicum Tony Simon 1994-5-19 s.n. Los Angeles Brown Cyn, Desoto exit 118 fwy 61 Comment
  RSA529142  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd 1991-7-24 5611 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1915 Comment
  RSA592402  Cirsium occidentale var. occidentale Mark Hoefs 1974-5-10 461 Los Angeles Santa Catalina Island: on ridge in lower Cottonwood Canyon. 30 Comment
  RSA795205  Cirsium vulgare Jane Tirrell 2012-8-3 LS 0142 Los Angeles Below Pacific Crest Trail approx. 0.3 mi. northwest of Mt. Hawkins 2487 Comment
  UCD130814  Cirsium vulgare Elise Jackson 1993-4-21 35 Los Angeles Saugus, Bouquet Cyn Rd., 10 miles northeast of junction with Valencia Blvd. 487 Comment
  RSA187765  Cirsium vulgare R. F. Thorne 1966-9-14 36627 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 Comment
  SBBG19177  Cistanthe maritima M. A. Piehl 1963-12-7 631048 Los Angeles open edge of mesa across SE tip from Pyramid Head 22 Comment
  POM96963  Cistanthe monandra P. A. Munz 1925-4-23 9428 Los Angeles San Gabriel Canyon. 488 Comment
  RSA708558  Cistus creticus Valerie L. Soza, LeRoy Gross 2001-5-9 1199 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 244 Comment
  UCR111506  Cistus villosus A. C. Sanders, D. Malueg 1998-6-22 22030 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  RSA678122  Clarkia dudleyana Valerie L. Soza, LeRoy Gross 2001-5-22 1239 Los Angeles Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  SEINET6043326  Clarkia dudleyana Scott D. White 1998-6-10 6713 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCR146267  Clarkia dudleyana Orlando Mistretta, Et al. 1995-6-8 1769 Los Angeles San Gabriel Mountains, Below San Gabriel Dam 366 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
  RSA151308  Clarkia purpurea subsp. quadrivulnera Peter H. Raven 1962-5-22 17822 Los Angeles Santa Catalina Island, above Emerald Bay. 122 Comment
  RSA177817  Clarkia purpurea subsp. quadrivulnera Robert F. Thorne 1965-5-10 34518 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  RSA448285  Clarkia purpurea subsp. quadrivulnera Thekla Mohr 1897-05 s.n. Los Angeles [The City of] San Gabriel. Comment
  SBBG32133  Clarkia purpurea subsp. quadrivulnera R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -200 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  UC114002  Clarkia purpurea subsp. quadrivulnera R. D. Williams 1905-6-19 Los Angeles near Claremont; Burbank Canyon Comment
  RSA73356  Clarkia rhomboidea F. W. Peirson 1922-6-3 3087 Los Angeles At Collins Ranch, north slope of Liebre Mts. 1143 Comment
  RSA648038  Clarkia unguiculata Orlando Mistretta 1992-7-13 674 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UC535497  Clarkia unguiculata Ira W. Clokey, B. Templeton May 1929 4540 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  RSA600131  Clarkia xantiana subsp. xantiana Steve Boyd, Lauren Raz 1997-5-28 9831 Los Angeles Liebre Mountains region: Southwestern flank of Liebre Mountain on the northwest-facing slope of Cold Canyon just past the point where Forest Service Road 7N22 crosses the stream. 1220 Comment
  RSA0114185  Claytonia parviflora Steven A. Junak 2000-4-1 SCa- 1162 Los Angeles Santa Catalina Island. On E side of Cherry Canyon, ca. 0.1 mi. from road to camp, along main road. 67 Comment
  RSA587414  Claytonia parviflora subsp. parviflora Orlando Mistretta 1995-3-28 1575 A Los Angeles San Gabriel Mountains: Drainage W of Little Rock Creek Reservoir just S of dam. 1006 Comment
  SD101080  Claytonia parviflora subsp. viridis John M. Miller 1977-3-28 622 Los Angeles San Gabriel Mountains; Big Tujunga Canyon, 2.6 mi. NW of Big Tujunga Rd. on Angeles Forest Hwy. (just before the bridge over B. Tujunga Canyon) Comment
  UCR223163  Claytonia perfoliata R. G. Swinney 2009-5-27 10896 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCR276964  Claytonia perfoliata R. G. Swinney 2010-6-8 13238 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  RSA527772  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4335 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA580978  Claytonia perfoliata Catherine A. Mish 1995-3-4 17 Los Angeles Santa Monica Mtns, Caballero Cyn. 1.0 km from trailhead. 380 Comment
  SEINET13386995 Image available Claytonia perfoliata subsp. mexicana R. G. Swinney 2011-1 15035 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.) (T3N R11W S27) 1585 Comment
  SDSU17713  Claytonia perfoliata subsp. mexicana S. H. Bullock 1968-5-23 158 Los Angeles San Gabriel Mountain Range. San Antonio Canyon off of the 'Old' Mount Baldy Road. 945 Comment
  RSA656382  Claytonia perfoliata subsp. perfoliata Gerald Pitto 1980-6-3 41 Los Angeles Verdugo Mountains: End of Foxglove Drive, Glenwood Oaks, La Crescenta. 518 Comment
  RSA621259  Claytonia rubra subsp. rubra L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Quail Springs, Maher Canyon. 1280 Comment
  LA32196  Clematis lasiantha Peter H. Raven; Peter H. Raven 1959-4-3 13914 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, N-facing side of summit. 838 Comment
  UCR51993  Clematis lasiantha Steve Boyd, T. S. Elias 1987-4-14 2055 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  RSA134241  Clematis ligusticifolia Peter H. Raven 1957-9-21 s.n. Los Angeles Near Monte Nido Fire Station. Comment
  RSA386251  Clematis ligusticifolia H. L. Bauer 1932-9-5 s.n. Los Angeles Bel-Air Canyon Beverly Hills. Comment
  CAS-BOT-BC423115  Cleomella obtusifolia Roxana S. Ferris 1918-6-19 912 Los Angeles Lancaster Comment
  RSA160047  Cnicus benedictus L. C. Anderson 1961-6-29 1958 Los Angeles Weed in disturbed soil along Mills Ave at Benito in Pomona. Comment
  UCR271566  Collinsia R. G. Swinney 2011-5-19 14773 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  UCR177496  Collinsia bartsiifolia var. davidsonii LeRoy Gross 2005-5-19 2281 Los Angeles Tehachapi Mountains, SE base of the mountains, just above the the W side of Cottonwood Creek 1174 Comment
  RSA579493  Collinsia childii Tim S. Ross, Steve D. Boyd 1994-5-11 7816 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  RSA729535  Collinsia childii R. G. Swinney 1998-6-16 6972 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Cnyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  RSA0020300  Collinsia heterophylla Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5095 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  POM175340  Collinsia heterophylla E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  RSA0117361  Collinsia parryi Anuja Parikh, Nathan Gale 2005-4-13 2102 Los Angeles NE end of Santa Susana Mtns.: Long Canyon, Newhall Ranch, Study Area 31. 305 Comment
  UCR271483  Collinsia parviflora R. G. Swinney 2011-5-3 14570 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  UCR136830  Colutea arborescens John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  LA46184  Comarostaphylis diversifolia subsp. planifolia K. Kneen; 1933-4-12 6212 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA32181  Conium maculatum Peter H. Raven; Henry J. Thompson 1959-9-27 14511 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  POM4074  Conyza bonariensis D. L. Crawford 548 Los Angeles Claremont. Comment
  LA32103  Conyza canadensis Peter H. Raven; 1959-9-18 14448 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  CDA41365  Cordylanthus filifolius G. C. Fleischman 1943-8-4 s.n. Los Angeles On highway through San Gabriel Mountains to Palmdale. 0 Comment
  CAS-BOT-BC287755  Coreopsis bigelovii Le Roy Abrams; E. A. McGregor 1908-6-20 373 Los Angeles Liebre Mts 1371 Comment
  RSA0091730  Coreopsis bigelovii R. G. Swinney 2011-5-12 14660 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  CAS-BOT-BC287870  Coreopsis californica C. F. Baker 1909-5-20 5325 Los Angeles Unspecified Comment
  POM356018  Coreopsis calliopsidea Norman C. Cooper 1949-4-19 3613 Los Angeles Mojave Desert, Lancaster. 762 Comment
  CAS-BOT-BC287093  Coreopsis douglasii Ira L. Wiggins; W. R. Ernst 1958-5-2 231 Los Angeles 1 mile NW of Little Rock Comment
  RSA518378  Coreopsis gigantea A. C. Sanders 1988-2-3 7594 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  SEINET4004201 Image available Coreopsis gigantea R. Moran 1941-1 828 Los Angeles Indian Rock, Wilson's Harbor, Santa Catalina Island. 15 Comment
  UC1348966  Coreopsis gigantea Robert F. Thorne 1966-4-4 35795 Los Angeles n of Isthmus Cove; Santa Catalina Island, Bird Rock 7 Comment
  LA205797  Corethrogyne filaginifolia Louis Wheeler; 1933-9-26 2133 Los Angeles San Gabriel Mountains, San Gabriel Canyon 335 Comment
  SBBG31135  Corethrogyne filaginifolia R. F. Thorne 1966-9-16 36723 Los Angeles Wrigley Drive above Pebbly Beach 45 Comment
  UCD130835  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 S 5375 Los Angeles Middle Ranch Canyon at the mouth of Cape Canyon, Santa Catalina Island. 200 Comment
  CAS-BOT-BC105744  Corethrogyne filaginifolia Peter H. Raven; Henry J. Thompson 1959-9-18 14431 Los Angeles Along railroad tracks, Santa Monica Boulevard enar Bevely Glen Boulevard, West Los Angeles - Santa Monica Mountains 76 Comment
  SJSU2260  Cornus capitata C. W. Sharsmith 1942-9-9 4512 Los Angeles opposite Beverly Hills Hotel, Beverly Hills Comment
  RSA654657  Coronilla glauca Matt Brooks 1988-5-12 65 Los Angeles Hacienda Heights, Athel Dr. 0.2 miles east of its intersection with Oak Canyon Dr. Comment
  CAS-BOT-BC287261  Cotula australis Peter H. Raven 1962-4-1 17459 Los Angeles Rancho Santa Ana Botanic Garden 335 Comment
  UC557689  Crassula connata var. eremica Nell Murbarger 1936-3-1 160 Los Angeles San Clemente Isl. Comment
  CAS-BOT-BC427960  Crassula tillaea Timothy S. Ross 1992-4-21 6230 Los Angeles San Gabriel Mountains. W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest 1072 Comment
  SBBG13486  Crocanthemum greenei E. R. Blakley 1962-10-5 5433 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  CAS-BOT-BC175828  Crossosoma californicum Reid Moran 1941-2-28 655 Los Angeles Johnson's Valley, Santa Catalina Island Comment
  RSA397730B  Crossosoma californicum M. B. Dunkle 1932-1-24 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA480559  Croton californicus Howard Mullins 1931-3-27 s.n. Los Angeles El Segundo. Comment
  POM293339  Croton californicus var. tenuis Lyman Benson 1947-4-29 12346 Los Angeles Indian Hill, Claremont. Drainage Area: Pacific Slope 427 Comment
  UCD142189  Croton setiger Ted H. Thorsted Jr. 1970-8-20 s.n. Los Angeles California State College at Los Angeles. 121 Comment
  CAS-BOT-BC190077  Crypsis schoenoides Grace Cole Fleischman 1946-10-20 s.n. Los Angeles Puddingstone Reservoir near San Dimas. Comment
  CAS-BOT-BC189394  Cryptantha circumscissa Ernest C. Twisselmann 1959-6-2 5343 Los Angeles Old Ridge Route, 1.2 miles S of the Lancaster Highway 1097 Comment
  RSA598848  Cryptantha circumscissa Steve Boyd, Timothy S. Ross 1997-3-21 9224 Los Angeles Liebre Mountains, Portal Ridge, head of Broad Canyon, east of VABM King and 0.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A;, near an abandoned road alignment leading down ridgeline dividing Bleich Canyon and Broad Canyon. 1310 Comment
  UC1871249  Cryptantha circumscissa T. S. Ross 1991-4-30 4967 Los Angeles San Gabriel Mtns.; Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  JEPS18519  Cryptantha clevelandii Rimo Bacigalupi with James Robert Sweeney 1957-5-12 5877 Los Angeles 0.25 mi above U.S. Army Nike launching site (on slopes above Las Flores Canyon); Santa Monica Mts. 274 Comment
  UC55366  Cryptantha clevelandii J. H. Barber 1898-3-20 Los Angeles South Beach Comment
  UC729580  Cryptantha clevelandii Carl B. Wolf 1932-5-9 Los Angeles left (e) fork of Pebbly Beach Canyon, at 2nd group of mine workings Santa Catalina Island, Pebbly Beach Canyon 304 Comment
  UCR68941  Cryptantha clevelandii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4253 A Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SBBG126942  Cryptantha clokeyi A. Parikh, N. Gale 2011-6-23 3499 Los Angeles Iron Mtn, 1.6 km E of Angeles Forest Hwy, 1.1 km S of Monte Cristo Crk 1523 Comment
  IRVC26981  Cryptantha corollata A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26061 Los Angeles Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  RSA0014595  Cryptantha decipiens Orlando Mistretta, Christine Mistretta 2011-6-17 5705 Los Angeles Kentucky Springs Cyn, along Southern California Edison (SCE) transmission line corridor 1.75 miles S of SCE substation at Vincent, W of Angeles Forest Hwy 1087 Comment
  RSA773010  Cryptantha decipiens R. F. Thorne 1963-5-15 31676 -b Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  RSA646956  Cryptantha echinella Orlando Mistretta 1993-6-28 901 Los Angeles Angeles National Forest; Table Mountain, Sunrise ski area. Comment
  PASA1981  Cryptantha intermedia Sally Ellis 1940-3-25 Los Angeles Claremont 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
  SBBG63825  Cryptantha intermedia R. Hoffmann 1928-7-7 Los Angeles near Lang Comment
  UC1587717  Cryptantha intermedia Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-19 5263 Los Angeles 1800 ft se Malo Knoll (w fork of Near-Death Canyon, draining to Mosquito Cove, drainage beginning 800 ft n of rest marker); San Clemente Island, Near-Death Canyon, Mosquito Cove 384 Comment
  UCR50870  Cryptantha intermedia A. C. Sanders 1988-5-18 7853 A Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  RSA0016890  Cryptantha intermedia F. L. Robinson, Crocker 1916-3-28 998 Los Angeles Santa Ana Mts; hillsides of Burton Canyon Comment
  CHSC98597  Cryptantha micrantha LeRoy Gross 2005-5-3 2208 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T04N, 05N R09W, 10W S06, 01, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. Alt: 1085-1215m. 1150 Comment
  RSA775952  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2010-6-23 5341 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  UCR108462  Cryptantha microstachys L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mtns., Mesa on the W side of Bear Creek, off West Fork of San Gabriel River 610 Comment
  RSA0116905  Cryptantha microstachys Lyman Benson 1945-6-5 11767 Los Angeles Cold Spring, 2-1/2 miles southwest of Camp Baldy on Glendora Road. Mt. Range: San Gabriel. 1371 Comment
  RSA615713  Cryptantha microstachys L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  UCSB5540  Cryptantha microstachys H., J. 1934-5-25 Los Angeles Watershed no. 2, trail; San Dimas Exp. Forest; Sec. 1, T1N, R9W 853 Comment
  SBBG119335  Cryptantha muricata S. D. White with K. Hughes 2000-5-16 7855 Los Angeles foothills near Acton, Arrastre Cyn 976 Comment
  SD262226  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-27 16660 Los Angeles San Gabriel Mountains: Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin (Glendora 7.5'Q) 445 Comment
  RSA0079121  Cryptantha muricata var. denticulata R. F. Thorne, John Dourley 1967-10-10 37372 Los Angeles San Gabriel Mts., Angeles National Forest: 1.5 mi. SW of Dawson Saddle. Along Angeles Crest Hwy. 2302 Comment
  RSA0011526  Cryptantha muricata var. jonesii Orlando Mistretta, Christine Mistretta 2011-6-23 5726 -a Los Angeles Aliso Cyn drainage. Near head of Gleason cyn, W of jct. of Forest Rd. 4N24 and Pacific Crest Trail. 1679 Comment
  RSA0079405  Cryptantha muricata var. jonesii Steve Boyd, Lauren Raz 1997-5-6 9768 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA0079306  Cryptantha muricata var. jonesii M. B. Dunkle 1934-4-26 3947 Los Angeles 5 miles S. Mojave Desert. 1372 Comment
  RSA0079204  Cryptantha muricata var. muricata Scott D. White, Michael Honer 2003-5-7 9208 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  RSA0079277  Cryptantha muricata var. muricata Steve Boyd, Thomas Elias 1987-4-14 2041 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora. Comment
  RSA0079600  Cryptantha muricata var. muricata LeRoy Gross 2005-5-3 2192 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA617452  Cryptantha nevadensis var. rigida L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/2 mile south-southwest of Blum Ranch. 975 Comment
  UCR89476  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4855 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  RSA679929  Cryptantha oxygona LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 938 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  UCR260086  Cryptantha oxygona Mitch Provance, Callen Huff 2009-4-28 10711 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  UCR89458  Cryptantha oxygona T. S. Ross, Steve Boyd, L. Arnseth 1991-4-30 4982 Los Angeles San Gabriel Mtns., Soledad Canyon Wash, c. one-half mi. east of Acton. 829 Comment
  UCR281324  Cryptantha pterocarya var. purpusii R. G. Swinney 2014-4-30 16257 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
  RSA0024546  Cryptantha wigginsii F. R. Fosberg 1931-5-21 4934 Los Angeles Santa Catalina Island, between Cherry Valley and Howland s Landing. 20 Comment
  RSA015010  Cucurbita foetidissima Fay A. MacFadden 1931-8-1 3198 Los Angeles Verdugo Mountains: Tuna Canyon. Comment
  RSA0022377  Cuscuta Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5138 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  POM3544  Cuscuta californica P. A. Munz 1918-5-19 2267 Los Angeles Pomona. Comment
  UCR125159  Cuscuta californica A. C. Sanders, Mark Elvin 2002-6-18 25122 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
  UCR124252  Cuscuta pentagona L. C. Wheeler 1965-10-6 s.n. Los Angeles Devil's Gate Dam: Pasadena Comment
  LA200381  Cuscuta salina var. major Jonathan Sauer; R. O. Baker 1973-5-18 5483 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  IRVC27953  Cuscuta subinclusa A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27144 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  LA33939  Cuscuta subinclusa Peter H. Raven; Henry J. Thompson 1959-9-18 14452 Los Angeles University of California, West Los Angeles 152 Comment
  UCD127351  Cyclospermum leptophyllum A. R. Roos 1958-5-29 s.n. Los Angeles A parking strip on the 1900 block of Westwood Blvd. Comment
  CAS-BOT-BC56159  Cylindropuntia echinocarpa Ira L. Wiggins 1937-3-10 8776 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA126694  Cynodon dactylon H. J. Thompson 1959-5-24 1987 Los Angeles Santa Monica Mountains. 0.3 miles N of Coast Highway, Tuna Canyon., (34 deg N; 119-119 deg W.) 46 Comment
  CAS-BOT-BC114304  Cyperus esculentus Louis C. Wheeler 1932-9-19 1397 Los Angeles Damp silt in sun, Los Angeles R. at Los Feliz Blvd. 121 Comment
  RSA0081321  Cyperus involucratus R. G. Swinney 2010-3-16 11919 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  UCR129416  Cyperus involucratus A. C. Sanders, Mark Elvin 2002-6-20 25246 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
  RSA365111  Cyperus odoratus F. R. Fosberg 1930-10-12 S- 3945 Los Angeles Nigger Slough . [locality name change to Laguna Dominguez ] 20 Comment
  JEPS313  Cystopteris fragilis Ernest Braunton 1932-3-27 1068 Los Angeles San Dimas Canyon; San Gabriel Mts 1066 Comment
  RSA756571  Cytisus scoparius Orlando Mistretta, Christine Mistretta 2008-4-29 2553 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
  RSA702179  Cytisus striatus Scott D. White 2004-8-20 10735 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  CATA1492  Dactylis glomerata Mark L. Hoefs, Steven A. Junak 1996-5-1 2698 Los Angeles Santa Catalina Island: By summit reservior 408 Comment
  UC1536074  Dactyloctenium aegyptium Robert F. Thorne 1975-9-4 47388 Los Angeles Campus of USC Marine Science Center Santa Catalina Island, Fisherman's Cove Comment
  RSA226115  Datura wrightii Robert F. Thorne, C. W. Tilforth 1971-6-17 39895 Los Angeles N slope of San Gabriel Mts., along Soledad Canyon Road, ca. 2 mi. W of Soledad Station 579 Comment
  JEPS16001  Daucus pusillus Frank W. Peirson 1919-6-7 500 Los Angeles San Gabriel Mts., San Antonio Region, Cow Canyon Divide 1371 Comment
  UC56505  Daucus pusillus Ernest Braunton 1902-4-29 245 Los Angeles North Pomona Comment
  SBBG31286  Daucus pusillus R. F. Thorne with P. C. Everett 1965-6-22 34879 Los Angeles upper portion of Avalon Cyn along rd side 274 Comment
  CAS-BOT-BC130925  Deinandra clementina L. R. Abrams 1931-7-7 404 Los Angeles Catalina Harbor, Santa Catalina Id. Comment
  UC1215184  Deinandra clementina Peter H. Raven 1962-5-7 17575 Los Angeles Wilson Cove San Clemente Island, Wilson Cove 45 Comment
  UC1532939  Deinandra clementina Robert F. Thorne 1975-9-3 47371 Los Angeles near Blue Cavern Point; Santa Catalina Island 15 Comment
  JEPS26183  Deinandra fasciculata Peter H. Raven and Henry J. Thompson 1959-9-18 14451 Los Angeles University of California Santa Monica Mountains, West Los Angeles, University of Cali 152 Comment
  SBBG31114  Deinandra fasciculata R. F. Thorne 1966-4-28 36243 Los Angeles near jct of Wrigley Drive and Renton Mine Rd 91 Comment
  UC2030095  Deinandra fasciculata Scott D. White 2000-6-24 8092 Los Angeles PUENTE HILLS: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins park. Comment
  CAS-BOT-BC131012  Deinandra minthornii H. M. Hall 1929-11-6 12772 Los Angeles Santa Susana Pass Comment
  CAS-BOT-BC131013  Deinandra minthornii David D. Keck 1932-10-14 1953 Los Angeles N. of Chatsworth city limits, on first hill to west of Topango Canyon Blvd., Santa Susana foothills Comment
  RSA394506  Delphinium cardinale Thekla Mohr 1897-05 1789 Los Angeles Eaton Canyon. Comment
  UCR223352  Delphinium parishii R. G. Swinney 2009-5-20 10837 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UC912670  Delphinium parishii Herbert L. Mason 1926-4-27 3052 Los Angeles 30 mi w Victorville Comment
  RSA162755  Delphinium parishii subsp. parishii J. D. Olmsted 1958-4-26 118 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of LA Co. 366 Comment
  CAS-BOT-BC7963  Delphinium parishii subsp. parishii Louis C. Wheeler 1967-5-23 9675 Los Angeles San Gabriel Mountains: Ravine immediately southwest of the mouth of Bear Canyon, off Soledad Canyon 640 Comment
  CAS-BOT-BC7970  Delphinium parishii subsp. parishii John Thomas Howell 1930-5-12 4888 Los Angeles 2 miles north of Palmdale, Mojave Desert Comment
  CAS-BOT-BC116279  Delphinium parryi subsp. parryi George B. Grant 1901-6-7 s.n. Los Angeles Laurel Canon Comment
  RSA596048  Delphinium parryi subsp. parryi Tim S. Ross, J. Mark Porter 1995-5-4 8414 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA678123  Delphinium parryi subsp. parryi Valerie L. Soza, LeRoy Gross 2001-5-22 1240 Los Angeles Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  RSA398737  Delphinium parryi subsp. parryi Donald R. Bissing 1973-6-2 108 Los Angeles Evey Canyon, San Gabriel Mountains. 0.6 miles from mouth of canyon. 756 Comment
  UCR213241  Delphinium patens Dan S. Cooper 2010-4-9 20100409- 29 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Royce Canyon in Griffith Park 270 Comment
  SEINET13094852  Delphinium patens subsp. hepaticoideum Joseph Ewan 1929-5-30 3497 Los Angeles Old Wilson Trail, mile below Orchard Camp. 915 Comment
  SBBG131229  Dendromecon harfordii S. A. Junak 1999-5-21 SCa 996 Los Angeles E side of Coffee Pot Cyn, just W of rd, N facing stream bank 420 Comment
  LA45871  Dendromecon rigida Doris L. Dow; 1940-5-1 34 Los Angeles Elizabeth Lake C Comment
  RSA654019  Dendromecon rigida Valerie L. Soza, Laura Moore 2000-5-10 843 b Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines. 579 Comment
  UCSB72076  Dendromecon rigida Partsch, M. 1977-3-4 Los Angeles On north side of Mulholland Drive, 8.3 mi. West of junction with San Diego Fwy (I-405) Santa Monica Mtns. 762 Comment
  RSA545271  Dendromecon rigida subsp. rhamnoides D. Propst, Hoefs 1973-3-3 19 Los Angeles Upper White's Landing Road, Santa Catalina Island. 381 Comment
  RSA777916  Deschampsia danthonioides R. G. Swinney 2009-6-2 11023 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA778713  Deschampsia danthonioides R. G. Swinney 2009-6-8 11111 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA781296  Deschampsia danthonioides R. G. Swinney 2009-7-22 11369 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR210118  Deschampsia danthonioides R. G. Swinney 2008-7-24 9342 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA0115471  Descurainia pinnata A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32065 Los Angeles Tehachapi Mtns. Foothills: along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct. 1012 Comment
  CLARK-A1528-4868  Descurainia pinnata John C. Roos 1937-3-9 1391 Los Angeles Claremont Comment
  RSA679864  Descurainia pinnata subsp. halictorum LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 883 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA247968  Descurainia pinnata subsp. menziesii R. F. Thorne, Gary D. Wallace 1973-4-24 43441 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope 915 Comment
  CAS-BOT-BC402267  Dicentra chrysantha Le Roy Abrams; E. A. McGregor 1908-6-19 384 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC402320  Dicentra chrysantha F. A. Thackery 1928-5-18 383 Los Angeles Tajunga [Tujunga] Comment
  UC1126516  Dicentra chrysantha A. D. Gifford 1935-5-8 674 Los Angeles 4 mi ne Whitaker Pk.; Angeles National Forest, Tejon Quad. 914 Comment
  UCSB47298  Dichelostemma capitatum Kaplan, Lisa 1979-3-10 Los Angeles Crest Rd. 1 mile north of Ganado Dr., Rancho Palos Verdes 335 Comment
  RSA0091720  Dichelostemma capitatum subsp. capitatum R. G. Swinney 2011-3-17 14116 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  RSA376849  Dichelostemma capitatum subsp. capitatum Donald R. Bissing 1973-3-29 33 Los Angeles Evey Canyon, San Gabriel Mountains. 808 Comment
  RSA709685  Dichelostemma capitatum subsp. capitatum LeRoy Gross 2005-4-28 2175 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. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  CAS-BOT-BC299815  Dieteria canescens var. canescens R. F. Thorne; C. W. Tilforth; J. Dourley; R. Scoggin 1972-8-11 42200 Los Angeles Along Angeles Crest Hwy. near Three Points, Angeles National Forest, San Gabriel Mountains 1828 Comment
  SBBG125462  Diplacus johnstonii A. Parikh, N. Gale 2010-6-18 3330 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1225 Comment
  SD114418  Diplacus longiflorus Darley F. Howe 1915-1 46 Los Angeles Claremont Comment
  SBBG94254  Distichlis littoralis F. R. Fosberg 1931-5-20 S 4927 Los Angeles Santa Catalina Island Comment
  RSA602954  Distichlis spicata var. stolonifera Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-11-9 2546 Los Angeles Santa Catalina Island. Lower road to Salta Verde Beach. 15 Comment
  UCSB24756  Dodecatheon clevelandii Geiger, R. 1966-4-6 Los Angeles 200 yards from the beach, south up the canyon at Big Geiger Cove, the first cove east of Howland's Landing, Catalina Island. 15 Comment
  RSA461491  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1934-3-10 2427 Los Angeles San Gabriel Mountains, near mouth of San Dimas Canyon. 442 Comment
  UC141704  Dodecatheon clevelandii subsp. clevelandii C. F. Baker 1904-4-1 4110 Los Angeles Claremont Comment
  RSA0110786  Drymocallis glandulosa Richard G. Swinney 2010-9-30 13922 Los Angeles San Gabriel Mountains: 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs. 2290 Comment
  LA34000  Dryopteris arguta Henry J. Thompson; 1959-3-27 1895 Los Angeles SANTA MONICA MOUNTAINS, 1.5 mi. E of Saddle Peak. 731 Comment
  UCR146526  Dryopteris arguta Scott D. White 2004-7-28 10652 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  CAS-BOT-BC428116  Dudleya cymosa subsp. cymosa Steve Boyd; Lauren Raz 1997-4-30 9601 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 914 Comment
  CAS-BOT-BC428124  Dudleya cymosa subsp. cymosa Alice Eastwood 1919-6-20 9035 Los Angeles Mt. Wilson Comment
  JEPS49901  Dudleya cymosa subsp. pumila Frank W. Peirson 1919-5-10 453 Los Angeles Mount Gleason San Gabriel Mtns 1371 Comment
  UC1178503  Dudleya cymosa subsp. pumila Peter Kamb 1947-5-25 531 Los Angeles above Sunset Ridge guard station (Millard's Canyon); San Gabriel Mtns 670 Comment
  UCR19556  Dudleya lanceolata G. J. Hollenberg 1928-7-24 s.n. Los Angeles South Coast, dunes near El Segundo 49 Comment
  UC1127107  Dudleya lanceolata A. D. Gifford 1934-5-8 202 Los Angeles 2 mi s and 0.6 mi e Triunfo; Triunfo Pass Quadrangle 304 Comment
  RSA786894  Dudleya multicaulis Doris Bowers 1957-5-22 741 Los Angeles Hill N/W of San Dimas 305 Comment
  RSA190919  Dudleya virens subsp. hassei R. F. Thorne 1967-5-19 s.n. Los Angeles Indian Head Point, Santa Catalina Island. 91 Comment
  RSA233583  Dudleya virens subsp. hassei R. F. Thorne 1970-3-6 s.n. Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  RSA0084863  Dysphania ambrosioides R. G. Swinney 2010-8-30 13639 Los Angeles Big Santa Anita Canyon bottom, 0.1 miles south of confluence with Winter Creek. 537 Comment
  POM365256  Echinochloa crus-galli Harry H. Stone 1936-3-22 s.n. Los Angeles South Gate School. Comment
  SD237313  Eclipta prostrata A. C. Sanders 2009-11-6 37220 Los Angeles South Coast: Madrona Marsh, Torrance. Former oil field with gravel service road remnants. 24 Comment
  UCR209314  Eclipta prostrata A. C. Sanders 2009-11-6 37220 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC197294  Ehrharta erecta Pamela Conway; LeRoy Gross 2010-12-27 1 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Santa Anita Canyon; Short distance west from the old Mt. Wilson toll road, along trail to Orchard Camp 395 Comment
  RSA488002  Eleocharis palustris Mark Hoefs, D. Propst 1973-3-14 104 Los Angeles Santa Catalina Island: Upper Cape Canyon 305 Comment
  RSA188252  Eleocharis palustris Robert F. Thorne, Percy C. Everett 1965-6-23 34982 Los Angeles Santa Catalina Island: Hay Press Reservoir. 412 Comment
  RSA594582  Eleocharis parishii L. C. Wheeler 1966-9-21 8892 Los Angeles San Gabriel Mountains. North Fork San Gabriel River, 1/4 mi. downhill from intersection of main road with road to upper Bichota Canyon. 854 Comment
  RSA600599  Eleocharis rostellata L. C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  CAS-BOT-BC451521  Elodea canadensis Louis C. Wheeler 1933-12-13 2325 Los Angeles San Dimas Canyon Dam, San Gabriel Mts. 411 Comment
  CATA1710  Elymus condensatus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3030 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 152 Comment
  POM114272  Elymus elymoides Marcus E. Jones 1926-6-7 s.n. Los Angeles South of Lebec. Comment
  RSA0055757  Elymus elymoides R. G. Swinney 2010-5-19 12810 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. 1335 Comment
  CAS-BOT-BC207178  Elymus elymoides subsp. elymoides Timothy S. Ross; Steve Boyd 1994-5-24 7856 Los Angeles Northeast summit of Grass Mountain, north slopes draining toward Elizabeth Lake, south slopes toward Green Valley. 1389 Comment
  SBBG131611  Elymus glaucus S. A. Junak 1999-5-21 SCa 990 Los Angeles Coffee Pot Cyn, upstream from rd crossing 426 Comment
  UCR150454  Elymus glaucus R. G. Swinney 1999-6-21 7347 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  UCR270686  Elymus glaucus R. G. Swinney 2011-8-17 15646 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  CAS-BOT-BC206763  Elymus glaucus subsp. glaucus Timothy S. Ross; Steve Boyd 1994-5-24 7867 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 - Liebre Mountains 1158 Comment
  RSA225682  Elymus glaucus subsp. glaucus R. F. Thorne, A. C. Gibson 1971-5-22 39727 Los Angeles San Gabriel Mountains, Angeles National Forest: Fish Canyon 274 Comment
  UCR187117  Elymus multisetus A. C. Sanders 2006-5-16 32362 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
  RSA629692  Elytrigia intermedia subsp. intermedia Scott D. White, Dave Bramlet 1998-8-11 7045 Los Angeles San Gabriel Mts.: West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  LA81944  Emmenanthe penduliflora O. H. Kappler; 1941-5-25 277 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR165421  Emmenanthe penduliflora A. C. Sanders, Helen Kennedy 2005-4-13 29486 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCR252734  Emmenanthe penduliflora R. G. Swinney 2010-5-29 13411 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA0119541  Encelia actoni R. G. Swinney 2014-4-30 16284 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA781010  Encelia actoni R. G. Swinney 2009-5-13 10769 Los Angeles upper Brainard Canyon, c. 2 miles south of Ft. Tejon Rd., immediately NW of Cima Mesa, Juniper Hills 1122 Comment
  UCR276829  Encelia actoni R. G. Swinney 2010-5-21 12871 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
  UCR178173  Encelia farinosa LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 723 Los Angeles Transverse Ranges: Verdugo Mountains, SW-trending ridge east of the Brand Canyon Cemetery and west of the land fill; lower part of Brand Park Motorway 307 Comment
  RSA114361  Ephedra nevadensis Percy C. Everett, E. K. Balls 1956-5-9 21563 Los Angeles Mojave Desert, 6 miles S of Lancaster along Highway 6. Joshua Tree community 762 Comment
  RSA592854  Ephedra nevadensis Steve Boyd, Orlando Mistretta 1996-5-1 8741 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  CAS-BOT-BC81968  Ephedra viridis Robert F. Thorne 1973-5-11 43499 Los Angeles San Gabriel Mts., Mojave Desert Slope: [Bob's] Bobs Gap, Holcomb Ridge 1219 Comment
  CAS-BOT-BC81969  Ephedra viridis A. D. E. Elmer 1902-6-1 3599 Los Angeles Acton Comment
  RSA787209  Epilobium J. D. Olmsted 1959-6-23 667 Los Angeles Strawberry Creek drainage area. Along Strawberry Creek in Fern Valley NE of Idyllwild. 1677 Comment
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Nov 29 2014
  RSA774083  Epilobium brachycarpum R. G. Swinney 2009-7-22 11363 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  CAS-BOT-BC166268  Epilobium canum subsp. canum A. J. McClatchie 1893-8-16 s.n. Los Angeles Pasadena Comment
  RSA448515  Epilobium canum subsp. canum Joseph A. Ewan 1930-10-22 3435 Los Angeles Bouquet Canyon, 5 mi above mouth. Comment
  RSA588385  Epilobium canum subsp. canum Thekla Mohr s.n. Los Angeles Sierra Madre. Comment
  RSA609118  Epilobium canum subsp. canum Louis C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Roberts Canyon at Silver Fish Truck Trail. 640 Comment
  RSA0116117  Epilobium canum subsp. latifolium R. G. Swinney 2011-10-13 15785 Los Angeles San Gabriel Mountains; Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  RSA448472  Epilobium ciliatum Louis C. Wheeler 1932-4-21 643 Los Angeles UCLA Campus, W. Los Angeles. 137 Comment
  RSA762337  Epilobium ciliatum R. G. Swinney 2008-10-22 9664 Los Angeles Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  POM50080  Epilobium ciliatum subsp. ciliatum L. R. Abrams 1901-6-11 1745 Los Angeles New River near Long Beach. Comment
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Jan 5 2016
  RSA448473  Epilobium ciliatum subsp. ciliatum Louis C. Wheeler 1932-9-5 1350 Los Angeles San Antonio Canyon, San Gabriel Mountains. 884 Comment
  RSA381710  Epipactis gigantea Thekla Mohr 1915-1 3010 Los Angeles North Fork, San Gabriel River. Comment
  RSA596081  Epipactis gigantea Timothy S. Ross, Steve Boyd 1995-6-28 8647 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA747069  Epipactis gigantea Richard G. Swinney 2008-5-30 8908 Los Angeles San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
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Nov 15 2010
  POM1816  Epipactis gigantea Mary Newby s.n. Los Angeles Claremont. 366 Comment
  RSA0127008  Epipactis gigantea Louis C. Wheeler 1967-7-15 10018 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  RSA381701  Epipactis gigantea J. R. Bruff 1936-5-11 s.n. Los Angeles Malibu Hills. Comment
  RSA684662  Equisetum hyemale var. affine F. R. Fosberg 1931-8-11 S- 5493 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  CAS-BOT-BC57320  Equisetum laevigatum I. Johnston 1917-5-13 27 V Los Angeles El Monte 106 Comment
  CAS-BOT-BC57321  Equisetum laevigatum I. Johnston 1917-5-13 27 V Los Angeles El Monte 106 Comment
  LA94017  Equisetum laevigatum Lawrence L. Kiefer; 1966-5-7 1998 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, 0.5 mi. below the dam. 30 Comment
  RSA684701  Equisetum laevigatum Anonymous 9244 Los Angeles [no locality information provided] Comment
  RSA599752  Equisetum telmateia var. braunii L. C. Wheeler 1932-3-17 505 Los Angeles Los Angeles River: at Los Feliz Blvd. 122 Comment
  RSA603676  Equisetum telmateia var. braunii Steve Boyd 1997-9-17 10042 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. 854 Comment
  RSA684728  Equisetum telmateia var. braunii L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek. Comment
  IRVC28756  Eragrostis cilianensis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25551 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  CAS-BOT-BC213597  Eragrostis mexicana subsp. mexicana A. J. McClatchie 189_ s.n. Los Angeles Pasadena Comment
  SBBG129299  Eragrostis pectinacea var. pectinacea A. Parikh, N. Gale 2012-5-29 2162 Los Angeles Newhall Ranch, 1.7 km SW of intersection of Interstate 5 and Hwy 126, N side of Santa Susana Mtns 320 Comment
  POM306343  Eremocarpus setiger Henry J. Ramsey, Henry J. Ramsey 1937-8-12 s.n. Los Angeles Altadena Comment
  RSA151232  Eremocarpus setiger P. H. Raven 1962-3-12 17339 Los Angeles San Clemente Island, south of the Tomb 305 Comment
  SEINET8353723  Eremogone macradenia Unknown 1908-6-20 3357 Los Angeles Liebre Mtn. Comment
  HSC24472  Eremogone macradenia var. arcuifolia R. F. Thorne, M. Z. Thorne 1969-7-9 38497 Los Angeles San Gabriel Mtns., Angeles National Forest, on summit of Table Mtn. 2134 Comment
  SBBG4915  Eremothera boothii subsp. decorticans E. R. Blakley 1958-5-9 2272 Los Angeles hills N of State Hwy 138, 2 mi E of Gorman 1097 Comment
  RSA0104856  Eriastrum densifolium subsp. austromontanum T. S. Ross 1992-7-17 6720 Los Angeles San Gabriel Mtns: Summit of Condor Peak. 1645 Comment
  SD197852  Eriastrum densifolium subsp. elongatum R. G. Swinney 2005-8-22 8513 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, lower Holcomb Canyon. 1280 Comment
  CAS-BOT-BC514413  Eriastrum densifolium subsp. mohavense Le Roy Abrams; E. A. McGregor 1908-6-30 518 Los Angeles Palmdale, Mohave Desert Comment
  CHSC100169  Eriastrum pluriflorum John Dittes 2006-6-5 1406 Los Angeles Transverse Ranges; San Gabriel Mtns.; Peace Valley, east of Gorman Creek; ca 4.9 air miles NW of Pyramid Lake Dam, 6.7 air miles SE of Gorman, and 0.6 air miles N of confluence of Gorman Creek and creek passing out of Canada de los Alamos; east side of Interstate Hwy 5, north and east of Little Bear Road exit. 896 Comment
  JEPS117040  Eriastrum sapphirinum David Gowen 2008-5-2 891 Los Angeles Near Llano on Hwy 138. 1028 Comment
  UCR127013  Eriastrum sapphirinum A. C. Sanders 2003-6-18 26935 Los Angeles N end of Santa Susana Mtns., ridge c. 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch 396 Comment
  SD259004  Eriastrum sapphirinum subsp. dasyanthum Sarah J. De Groot, Linda Lee Worlow 2005-5-26 5014 Los Angeles Claremont: San Antonio Wash, near end of Alamosa Drive off Padua Ave. San Antonio outwash plain. 518 Comment
  RSA0123070  Eriastrum sapphirinum subsp. dasyanthum L. C. Wheeler 1947-6-13 6518 Los Angeles San Gabriel Mountains: Mesa south of San Antonio Canyon [Los Angeles/San Bernardino counties]. Comment
  UC912306  Ericameria cooperi var. cooperi Herbert L. Mason 1926-4-26 2971 Los Angeles four mi s Vincent; Mint Canyon Highway, Soledad Pass Comment
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Dec 19 2014
  CDA4614  Ericameria linearifolia G. C. Fleischman 1952-4-26 Los Angeles Mint Canyon Highway. 0 Comment
  RSA606011  Ericameria linearifolia L. C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground Vicinity. 1220 Comment
  RSA725088  Ericameria linearifolia Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -4 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
  UC284263  Ericameria linearifolia P. A. Munz 1923-5-26 6826 Los Angeles Big Rock Creek San Gabriel Mts., Big Rock Creek (in stony wash) 1402 Comment
  RSA604512  Ericameria palmeri var. pachylepis Mark Hoefs 1995-11-10 349 Los Angeles Santa Catalina Island: by lower road to Empire Landing, toward beach. 24 Comment
  UC472170  Ericameria palmeri var. pachylepis J. Ewan 1931-10-24 5288 Los Angeles La Sierra Canyon Divide Santa Monica Mts. 518 Comment
  UC75934  Ericameria parishii var. parishii Geo. B. Grant 1901-7-1 177 Los Angeles Sturtevant Camp trail Sturtevant Camp 1219 Comment
  CAS-BOT-BC293127  Ericameria pinifolia Le Roy Abrams; E. A. McGregor 1908-6-20 834 Los Angeles Elizabeth Lake - south slopes, Liebre Mountains Comment
  RSA90917  Ericameria pinifolia F. W. Peirson 1918-10-16 223 Los Angeles Pacoima Canyon 518 Comment
  SBBG62766  Ericameria teretifolia R. Hoffmann 1928-11-10 Los Angeles Little Rock Dam Comment
  OBI36525  Erigeron bonariensis Mark Schneider 2005-5-26 s.n. Los Angeles Pierce College Hort. Unit Comment
  RSA0085497  Erigeron breweri R. G. Swinney 2010-8-9 13453 Los Angeles Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail. 427 Comment
  RSA638817  Erigeron breweri var. covillei Valerie L. Soza, Laura Moore 1999-6-30 585 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 853 Comment
  UCR223394  Erigeron foliosus R. G. Swinney 2009-7-29 11404 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
  RSA0091509  Erigeron foliosus var. foliosus R. G. Swinney 2011-10-10 15745 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UC1595433  Erigeron foliosus var. foliosus Tim Ross 1992-7-10 6681 Los Angeles along creek between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 975 Comment
  UC127210  Eriodictyon crassifolium var. nigrescens H. M. Hall and H. P. Chandler 1906-6-12 7400 Los Angeles San Francisquito Canyon 914 Comment
  UC73678  Eriodictyon trichocalyx Pupils of Los Angeles High School under Miss E. Palmer May 1903 196 Los Angeles South Pasadena foothills Comment
  UCD119321  Eriodictyon trichocalyx Gordon Pilone 1961-5-7 165 Los Angeles South of Santa Ana Botanic Gardens in Claremont. San Gabriel Mt. Range. 390 Comment
  UCR206421  Eriodictyon trichocalyx R. G. Swinney 2008-6-4 8945 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  RSA310138  Eriodictyon trichocalyx var. trichocalyx Wayen E. Sawyer 1981-6-18 55 Los Angeles CA hwy 2 Between Dawson Saddle and Jct of Hwy 39, 1.6 mi from Dawson Saddle. 2302 Comment
  SBBG61855  Eriogonum baileyi R. Hoffmann 1927-9-21 Los Angeles Gorman, Ridge Route (US Hwy 99) Comment
  RSA0013636  Eriogonum baileyi var. baileyi Orlando Mistretta, Youssef Atallah 2011-8-8 6012 Los Angeles Kentucky Springs Cyn. West side of Angeles Forest Hwy just S of Jct. with Mt. Emma Road. 1133 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
  SBBG65250  Eriogonum baileyi var. baileyi R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  LA94742  Eriogonum cinereum Norman A. Cole; May 1964 324 .1 Los Angeles SANTA MONICA MOUNTAINS, 1.3 mi from Pacific Coast Hwy along Rambla Pacifico. 152 Comment
  OBI34897  Eriogonum cinereum David J. Keil 1983-8-23 17873 Los Angeles Just W of Leo Carillo State beach along hwy 1, ca. 1 mi E of Ventura County line Comment
  RSA229069  Eriogonum cithariforme var. agninum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38909 Los Angeles San Gabriel Mountains, Angeles National Forest: S slope Table Mountain above Big Pines 2119 Comment
  CAS-BOT-BC242764  Eriogonum davidsonii Louis C. Wheeler 1933-10-22 2191 Los Angeles Crystal Lake, San Gabriel Mts. 1706 Comment
  SD247478  Eriogonum davidsonii R. G. Swinney 2010-10-8 14002 Los Angeles San Gabriel Mountains: Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  UC1584048  Eriogonum davidsonii Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4013 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Tujunga Ranger District, Angeles Nati Comment
  UCR190740  Eriogonum davidsonii R. G. Swinney 2001-5-18 7931 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  RSA764501  Eriogonum deflexum var. baratum Orlando Mistretta, Christine Mistretta 2008-5-2 2614 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  LA200759  Eriogonum elongatum var. elongatum Norman A. Cole; May 1964 389 .5 Los Angeles Santa Monica Mountains, La Sierra Canyon, 3.1 mi E of junction of Mulholland and Cornell Rd 274 Comment
  CDA22584  Eriogonum fasciculatum Phillipson 1915-8-2 Los Angeles Monrovia Comment
  LA210753  Eriogonum fasciculatum Arthur C. Gibson; 2006-7-25 5234 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon. Comment
  UCR273257  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2011-10-25 15860 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  CAS-BOT-BC253252  Eriogonum fasciculatum var. foliolosum Ernest C. Twisselmann 1961-10-31 6680 Los Angeles Leona Valley, Liebre Mountains 929 Comment
  CAS-BOT-BC253253  Eriogonum fasciculatum var. foliolosum Le Roy Abrams 1902-7-5 1559 Los Angeles Azusa Comment
  POM306342  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1937-8-23 1424 Los Angeles Altadena. Comment
  RSA578122  Eriogonum fasciculatum var. foliolosum Tim S. Ross, S. D. Boyd 1994-9-20 8228 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  UCSB24453  Eriogonum fasciculatum var. foliolosum Engel, C. 1967-3-21 Los Angeles On the west side of the road, to Emerald Bay, 2 mi. north of its junction with the Isthmus, Santa Catalina Island 60 Comment
  CAS-BOT-BC250109  Eriogonum fasciculatum var. polifolium C. F. B. 1903-8-2 3454 Los Angeles San Antonio Canon [Canyon] near Claremont Comment
  CAS-BOT-BC250119  Eriogonum fasciculatum var. polifolium Roxana S. Ferris 1918-6-10 943 Los Angeles 5 miles south of Lancaster on highway Comment
  CAS-BOT-BC250300  Eriogonum giganteum var. giganteum T. G. W. 1928-8-13 1831 Los Angeles Catalina Island Comment
  CAS-BOT-BC250310  Eriogonum giganteum var. giganteum L. R. Abrams; I. L. Wiggins 1931-7-4 321 Los Angeles White's [Whites] Landing, Santa Catalina Island Comment
  UC1413434  Eriogonum giganteum var. giganteum James L. Reveal and Caroline G. Reveal 1974-8-6 3765 Los Angeles on steep slopes above northern edge of Avalon Bay (n of Avalon); Santa Catalina Island, Descanso Beach 4 Comment
  CAS-BOT-BC253436  Eriogonum gracile Louis C. Wheeler 1931-9-1 49 Los Angeles 2 mi. N Claremont 411 Comment
  POM122070  Eriogonum gracile George B. Grant 1904-9-15 s.n. Los Angeles Pasadena. Comment
  UCR246415  Eriogonum gracile Dan S. Cooper 2011-8-21 811- 102 Los Angeles Whittier Narrows Nature Center, between Durfee Ave. and San Gabriel River, west of Peck Rd. 67 Comment
  IRVC26930  Eriogonum gracile var. gracile Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3002 Los Angeles Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley 290 Comment
  RSA393658  Eriogonum maculatum Anstruther Davidson 1901-08 1860 ? Los Angeles Little Rock Creek. Comment
  UCSB24452  Eriogonum mohavense Morreale, J. 1967-5-19 Los Angeles 30 yards east side of Hwy. 190, 2.1 mi. east of Springdale; Sequoia National Forest 731 Comment
Read comments
Jun 28 2016
  UCR182849  Eriogonum parishii R. G. Swinney 1997-8-6 5761 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  RSA424838  Eriogonum pusillum Anstruther Davidson, H. E. Hasse 1906-6-1 1617 Los Angeles Big Rock Creek, Lowell Mine. Comment
  RSA424840  Eriogonum pusillum Robert Gustafson, Gary D. Wallace 1982-4-26 2542 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  POM49219  Eriogonum roseum A. D. E. Elmer 1902-06 3725 Los Angeles Acton. Comment
  UC1586213  Eriogonum saxatile Tim Ross 1991-8-16 5858 Los Angeles s end of Horse Flats San Gabriel Mts., Chilao Flats USGS 7.5' quad., Horse Flats 1720 Comment
  UC6446  Eriogonum saxatile Dr. A. Davidson 1895-1 Los Angeles Wilson's Peak Comment
  UCR9238  Eriogonum saxatile D. H. Wilken, Brian Capon 1965-6-24 298 Los Angeles San Gabriel Mtns., North Fork Tujunga Canyon 1067 Comment
  POM158214  Eriogonum umbellatum var. subaridum P. A. Munz, I. M. Johnston 1928-9-5 11187 Los Angeles in pines west of Swartout Valley, San Gabriel Mountains 1982 Comment
  CAS-BOT-BC297941  Eriophyllum confertiflorum I. M. Johnston 1917-7-3 1405 Los Angeles San Antonio Mts. San Antonio Canon 2438 Comment
  CAS-BOT-BC297970  Eriophyllum confertiflorum Alice Eastwood 1906-5-27 s.n. Los Angeles Laurel Canyon Comment
  CATA3235  Eriophyllum confertiflorum Julie L. King 2017-1-17 46 Los Angeles Santa Catalina Island: North side of West End Rd., 0.3 road miles southeast of eastern entrance to Emerald Bay 40 Comment
  HSC24265  Eriophyllum confertiflorum Richard S. Hood 1971-5-13 344 Los Angeles 4 mi. N of Topanga Post Office on Topanga Cyn. Blvd. in Santa Monica Mtns. 366 Comment
  RSA515136  Eriophyllum confertiflorum Aaron Liston, Orlando Mistretta, L. Rieseberg 1989-4-28 795 -8 Los Angeles San Clemente Island, China Canyon, central branch, S end of island. Comment
  LA203580  Eriophyllum confertiflorum var. confertiflorum Elizabeth Levine; 1949-5-8 sn Los Angeles San Gabriel Mountains, Big Tujunga Wash N of the bridge Comment
  RSA92397  Eriophyllum pringlei F. W. Peirson 1917-5-12 1386 Los Angeles County public camp ground in Mint Canyon, northwest corner of San Gabriel Mts. Comment
  UCD132244  Eriophyllum wallacei Daryl Koutnik; Vickie Dawes 1978-4-6 264 Los Angeles south of Palmdale on State Hwy 138 to Little Rock. 816 Comment
  RSA391808  Erodium cicutarium George B. Grant 1903-1 s.n. Los Angeles Moist sunny places, Pasadena Comment
  RSA549798  Erodium cicutarium Wandalee Thompson 1964-4-22 32 Los Angeles South side of Thompson Ranch Road 20660 West Pine Canyon Road, Elizabeth Lake Road, west of Lake Hughes. 1128 Comment
  RSA589177  Erodium cicutarium Tim S. Ross 1991-4-28 4767 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  UC1130275  Erodium cicutarium P. L. Johannsen 1934-3-5 313 Los Angeles 1 mi ne Castac; Santa Susana Quad. 457 Comment
  LA200511  Erodium cicutarium Bruce Douglas Clayton; Greg Shaw 1972-3-20 19 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak at head of canyon B, upper Temescal and Rustic Canyons 609 Comment
  RSA391762  Erodium cicutarium M. B. Dunkle 1939-5-28 8120 Los Angeles Common along old road on east coast of San Clemente Island. Comment
  UCD103158  Erodium cicutarium Gary D. Cromwell; David W. Wheat 1971-5-14 629 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mts. 2 mi. NE of Glendora. Comment
  SEINET8566802  Erodium moschatum G. B. Grant 1901-1 447 Los Angeles Pasadena. Comment
  CAS-BOT-BC40703  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9485 Los Angeles 16 miles from Lancaster on the Muroc Road. Comment
  RSA530301  Erysimum capitatum var. capitatum Robin S. Collins 1973-3-11 201 Los Angeles Angeles Nationall Forest, Trail Canyon, within 1/2 mile from beginning of pack trail. 609 Comment
  POM143116  Erysimum capitatum var. capitatum C. F. Baker 1904-5-3 4748 Los Angeles Near Claremont Comment
  UCR197195  Eschscholzia caespitosa Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 728 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  UCR152881  Eschscholzia californica A. C. Sanders, Helen Kennedy 2005-4-13 29423 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR24592  Eschscholzia glyptosperma Leota Davidson 1965-5-15 181 Los Angeles Mojave Desert, road near Palmdale 930 Comment
  CATA438  Eschscholzia ramosa Sara L. Crockett, Mark Elvin 1997-3-17 577 Los Angeles Santa Catalina Island: Small ravine to S of SE-trending ridge, overlooking road 1.25 miles NE on Cape Canyon Road from jct. with Middle Ranch Road 381 Comment
  CATA3118  Eucalyptus camaldulensis Amy Catalano 2016-5-24 123 Los Angeles Santa Catalina Island: North side of Middle Ranch Road between horse corrals and milkhouse 155 Comment
  UCR125614  Eucalyptus citriodora A. C. Sanders 2003-5-22 26813 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR178042  Eucalyptus globulus LeRoy Gross 2003-1-25 687 Los Angeles Transverse Ranges: Santa Susana Mountains, Johnston's Motorway from Indian Springs Estates (private homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest 610 Comment
  CDA20780  Eucalyptus sideroxylon M. O'Brien 2006-10-8 s.n. Los Angeles South of Mulholland Hwy.; the road from Stunt Rd. to the water tank, along the Backbone Trail. Comment
  RSA0091128  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-7 12577 Los Angeles Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  UCD119356  Eucrypta chrysanthemifolia var. chrysanthemifolia James Dilley 1997-3-29 148 Los Angeles Santa Monica Mts., Studio City. Beatty Dearing trail, beginning on Mulholland Dr., .5 mile west of Laurel Cyn. 243 Comment
  SDSU14271  Eulobus californicus H. Wedberg 1966-4-3 1190 Los Angeles Chaparral slope burned in 1964, above Hill Dr. at Neal, in Eagle Rock. 312 Comment
  UCD84629  Euphorbia cyathophora D. L. Koutnik 1986-3-6 s.n. Los Angeles San Marino. Weed in Desert Garden of Huntington Botanical Garden. Comment
  UCD142587  Euphorbia maculata S. I. Apfelbaum 1980-9-26 24 Los Angeles San Pedro; Presidential lines boat docking facility. Comment
  UCD142590  Euphorbia maculata S. I. Apfelbaum 1980-9-26 23 Los Angeles International airport. Comment
  SD215494  Euphorbia melanadenia Louis C. Wheeler 1936-7-3 4211 Los Angeles San Gabriel Mountains: Bailey Canyon. 395 Comment
  RSA656864  Euphorbia peplus Joseph M. Keefe 2001-1-24 31020 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  SEINET13383997 Image available Euphorbia peplus R. G. Swinney 2010-1 12325 Los Angeles San Gabriel Mountains: Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  RSA600890  Euphorbia peplus L. C. Wheeler 1946-4-14 6183 Los Angeles San Gabriel Mountains. Fish Canyon ca. one mile downstream from falls. 396 Comment
  RSA624548  Euphorbia peplus L. C. Wheeler 1945-4-8 6000 Los Angeles Home of the famous Wisteria vine, Sierra Madre. Comment
  UCR124253  Euphorbia polycarpa L. C. Wheeler 1942-12-2 5679 Los Angeles Verdugo Mtns, Burbank; Glen Oaks and Lamer St Comment
  UCD18218  Euphorbia terracina Joe Ditomaso 2001-4-7 s.n. Los Angeles Malibu Canyon Road, entrance to Pepperdine University. Comment
  UCR277054  Euthamia occidentalis R. G. Swinney 2011-9-22 15660 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  SD112036  Extriplex californica Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  SD69679  Extriplex californica Robert F. Thorne, P. Everett 1965-6-23 34939 Los Angeles Santa Catalina Island; Ben Weston Beach, west side of island. Comment
  SFV20865  Festuca arundinacea L. Gross, N. Fraga, S. Williams 2002-7-17 554 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  UC1870260  Festuca arundinacea LeRoy Gross, Michael Denslow 2003-6-4 990 Los Angeles Transverse Ranges; San Gabriel Mountains region: Islip Saddle parking lot, off Angeles Crest Highway and intersection with Highway 39. 2011 Comment
  SBBG113081  Festuca octoflora S. A. Junak with K. Kirkland 1998-5-2 SCa 635 Los Angeles S of rd to East Pk, just below ridgetop SW of Pk 1245, ca. 0.95 air mi NW of East Pk 310 Comment
  UCR180242  Festuca pratensis Scott D. White, Andrea Warniment 2006-7-7 11611 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
  RSA600674  Ficus carica Louis C. Wheeler 1967-12-7 s.n. Los Angeles San Gabriel Mountains: West Fork of San Gabriel River between Rincon and North Fork. 457 Comment
  RSA605899  Ficus carica Louis C. Wheeler 1968-10-27 s.n. Los Angeles San Gabriel Mtns.: Millard Canyon at about the National Forest Boundary. Comment
  CDA20108  Ficus elastica M. O'Brien 2003-2-9 MOB 6 -03 Los Angeles South Coast; Malibu Bluffs Recreation Area, Pacific Coast Hwy & Malibu Canyon Rd. 0 Comment
  CAS-BOT-BC487551  Ficus microcarpa R. E. Riefner, Jr. 2015-8-23 15 -348 Los Angeles City of Los Langeles, Toluca Terrace, E side of Cahuenga Blvd, S ca 0.2 mi from Magnolia Blvd. 188 Comment
  UCR267287  Ficus microcarpa R. E. Riefner Jr. 2015-7-19 15- 200 Los Angeles city of Carson, E side of 110 Freeway along 190th St., E side of the Dominguez Channel 11 Comment
  POM246427  Filago californica F. R. Fosberg 1931-3-22 665 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 75 Comment
  RSA93683  Filago californica F. W. Peirson 1921-6-20 5278 Los Angeles West Fork of San Gabriel River. 534 Comment
  RSA590430  Filago gallica Timothy S. Ross 1993-4-21 6836 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972ft) and Cactus Peak (1560ft); 500-1200 ft. NNE to NE of 'Quartz' (1252ft) 396 Comment
  RSA650270  Foeniculum vulgare A. E. Hersh 1950-7-25 s.n. Los Angeles Locale- dry vacant lot, Washington Blvd. and Sawtelle, Culver City 30 Comment
Read comments
Dec 9 2013
  SBBG11101  Foeniculum vulgare D. E. Breedlove 1961-9-23 1289 Los Angeles Middle Ranch Crk, 1 mi from ocean 91 Comment
  CAS-BOT-BC52547  Frangula californica subsp. californica H. E. McMinn 1924-8-4 1222 Los Angeles Huntington Drive near Pasadena Comment
  LA207414  Frangula californica subsp. cuspidata J. A. Ewan; 1933-7-22 7840 Los Angeles San Gabriel Mountains, San Gabriel Peak 1866 Comment
  RSA391388  Frankenia grandifolia Robert Gustafson 1980-8-8 1895 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA719593  Frasera neglecta R. G. Swinney 1997-7-17 5684 Los Angeles Summit of Table Mountain, NW of Wrightwood. 2277 Comment
  RSA527716  Fraxinus uhdei Tim S. Ross 1991-3-7 4159 Los Angeles Elephant hill, Western Pomona. 238 Comment
  CAS-BOT-BC218563  Fraxinus velutina I. M. Johnston 1918-7-28 2097 Los Angeles San Gabriel River at El Monte 91 Comment
  POM184718  Fremontodendron californicum Joseph A. Ewan 1932-3-29 7211 Los Angeles Arrastre Canyon. 1220 Comment
Read comments
Dec 17 2014
  RSA131253  Fremontodendron californicum subsp. californicum Percy C. Everett, E. K. Balls 1959-5-22 23804 Los Angeles Big Rock Creek, N. Slopes San Gabriel Mtns., from Valyermo. 1372 Comment
  UCSB63432  Galenia pubescens var. pubescens Ekhoff, John 1992-6-12 Los Angeles Signal Hill: disturbed, undeveloped property along Hill Street in the two-block area between Stanley and Ohio Avenues. Long Beach USGS 7.5' topo; T4S R12W Sect 29 76 Comment
  RSA580104  Galium andrewsii subsp. intermedium Tim S. Ross, Steve D. Boyd 1994-9-21 8345 Los Angeles 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100m W of the Cow Spring Canyon drainage. 1149 Comment
  JEPS7856  Galium angustifolium subsp. angustifolium F. W. Peirson 1918-6-28 213 Los Angeles foothills e Rubio Canyon; San Gabriel Mts. 609 Comment
  UC888705  Galium angustifolium subsp. angustifolium F. R. Fosberg 1929-4-8 S 2534 Los Angeles Avalon Canyon Santa Catalina Island Comment
  RSA523166  Galium angustifolium subsp. angustifolium Tim S. Ross 1991-2-23 4102 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca. 1/5 air-mile WNW of Turnbull Canyon Rd x Skyline Drive. 308 Comment
  POM367610  Galium angustifolium subsp. gabrielense I. M. Johnston 1917-7-28 1591 Los Angeles San Antonio Canyon. 1753 Comment
  RSA660467  Galium aparine Mary C. Hunter 1994-5-28 29 Los Angeles Off Angeles Crest Hwy, West of highway heading North; Road marked 2931; Pasadena 61 Comment
  RSA187782  Galium catalinense subsp. catalinense Robert F. Thorne 1966-4-30 36349 Los Angeles Santa Catalina Island; mouth of Gallagher's Canyon. 8 Comment
  UC102569  Galium grande A. J. McClatchie 1893-1 Los Angeles San Gabriel Mts. Comment
  UCR147785  Galium grande Valerie Soza, Et al. 2000-7-7 1054 Los Angeles San Gabriel Mountains, east of White Saddle, above Cold Springs Canyon; 1.54 mi east of jct. of Van Tassel Truck trail (FSR 1N36) and Silver Fish Road (FSR 1N29), along Silver Fish Road 854 Comment
  UCR85800  Galium jepsonii T. S. Ross, Steve Boyd 1991-7-24 5596 Los Angeles Granite Mtn. vicinity; near intersection of Pacifico Mountain Road and Roundtop Truck Road 1902 Comment
  CAS-BOT-BC223139  Galium johnstonii Frank W. Peirson 1922-7-5 3159 Los Angeles Mountain north of Big Pines Camp 2225 Comment
  RSA0115843  Galium nuttallii Steven A. Junak 1999-4-22 SCa- 840 Los Angeles Santa Catalina Island. Along W side of road to White's Landing, ca. 1.1 mi. from landing. 137 Comment
  CATA1041  Galium nuttallii subsp. insulare Mark L. Hoefs 1995-5-10 1967 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  RSA0005765  Galium nuttallii subsp. insulare Reid V. Moran 1941-2-23 606 Los Angeles Catalina Island. South of Johnson's Valley 200 Comment
  SBBG131532  Galium parisiense S. A. Junak 1999-7-17 SCa 1073 Los Angeles Middle Ranch, Janet Takara's house 213 Comment
  UCR274089  Galium parisiense Steven A. Junak 2000-5-19 SCa- 1322 Los Angeles California Islands, Santa Catalina Island, just west of road, near Opuntia patch 317 Comment
  RSA578537  Galium porrigens Tim S. Ross, Steve D. Boyd 1994-6-22 8011 Los Angeles Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  UCR259241  Galium porrigens R. G. Swinney 2010-3-14 11903 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  RSA0051337  Galium porrigens var. porrigens Valerie Soza 2004-6-21 1726 a Los Angeles Liebre Mountains, north side of Warm Springs Rd 6N32, west of Lake Hughes Rd. 640 Comment
  SBBG131522  Gamochaeta ustulata S. A. Junak 1999-4-24 SCa 864 Los Angeles main rd, N side of [airport] rd 445 Comment
  UCR108670  Garrya flavescens Cary Otis 1927-1 s.n. Los Angeles San Gabriel Mtns, 1/2 mi north of Wickiup Comment
  CAS-BOT-BC158002  Garrya veatchii F. Grinnell Jr. 1908-10-8 s.n. Los Angeles Switzers Camp, San Gabriel Mts 914 Comment
  CAS-BOT-BC158012  Garrya veatchii Louis C. Wheeler 1931-12-30 424 Los Angeles San Antonio Wash 670 Comment
  RSA247436  Garrya veatchii Jack Delaini 1974-2-27 48 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. along Johnston Peak rd. 884 Comment
  RSA656929  Garrya veatchii Valerie L. Soza, Wayne Law, Laura Moore 2000-7-7 1057 Los Angeles San Gabriel Mountains: North of Mt. Bliss, Van Tassel Truck Trail (FS Road 1N36), 0.15 mile north of junction of Van Tassel Truck Trail and Van Tassel Road (FS Road 1N36A). 1082 Comment
  CATA1748  Gastridium phleoides Mark L. Hoefs, Steven A. Junak, Ralph Philbrick 2001-5-18 3176 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground 225 Comment
  SBBG131775  Gastridium phleoides S. A. Junak 1999-5-20 SCa 932 Los Angeles ridge between Cottonwood and Escondido Cyn, on S side of Cottonwood-Blackjack Rd, ca. 0.6 mi up from reservoir 256 Comment
  UCR180187  Gastridium ventricosum R. G. Swinney 1969-6-7 539 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi. north of Sierra Madre Ave. north of the end of Pennsylvania Ave. 351 Comment
  UCR150382  Gaura coccinea D. E. Bramlet 1999-5-21 2785 Los Angeles Puente Hills: 549 m NW of the 57/60 freeway and 366 m N of Grand Ave. 488 m SW of Beaverhead Drive in Diamond Bar 226 Comment
  CDA5228  Gaura sinuata E. M. Becker 1936-1 Los Angeles Probably L.A. 0 Comment
  UCD170712  Gayophytum R. G. Swinney 2008-8-13 9384 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  UCD170713  Gayophytum R. G. Swinney 2008-8-13 9385 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  UCR202514  Gayophytum R. G. Swinney 2001-8-9 8015 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  UCR202732  Gayophytum R. G. Swinney, Cody Clarke 2001-8-22 8073 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  UCR223236  Gayophytum R. G. Swinney 2009-5-27 10876 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA608004  Gayophytum diffusum subsp. parviflorum Louis C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  SBBG61275  Gayophytum diffusum subsp. parviflorum R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk 1280 Comment
  SEINET13203240 Image available Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-1 15255 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 (Waterman Mt. 7.5' Q.) 1780 Comment
  RSA113814B  Gayophytum heterozygum Harlan Lewis 1957-7-21 1104 -B Los Angeles Crest Highway: 1 mile from Upper Chilao Recreation Area. Comment
  UCR205065  Gazania linearis R. G. Swinney 2008-4-4 8611 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  CATA707  Genista linifolia Mark L. Hoefs 1991-5-3 1206 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  SBBG38928  Genista linifolia M. A. Piehl 1962-10-3 62514 Los Angeles highway, ca. 1 mi above Avalon Comment
  UCR204434  Geranium carolinianum R. G. Swinney 2003-5-12 8200 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, c. 0.5 mi. S of Big Dalton Cyn. Rd. and c. 0.9 mi. E of Glendora Mtn. Rd., 100 yds N of Big Cienega Spring Rd. 610 Comment
  POM302279  Geranium carolinianum Lyman Benson 1957-4-17 15720 Los Angeles Kellogg Campus, California Polytechnic Institute. San Jose Hills. Pacific Slope drainage area. 305 Comment
  RSA450236  Geranium robertianum A. R. Roos 1958-6-3 s.n. Los Angeles Evans-Reeves Nursery, Brentwood, West Los Angeles. Comment
  RSA757333  Gilia aliquanta subsp. aliquanta Orlando Mistretta, Christine Mistretta 2008-4-3 2272 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass. Comment
  UCR102524  Gilia aliquanta subsp. breviloba George K. Helmkamp, E. A. Helmkamp 1997-3-6 1359 Los Angeles Tehachapi Mtns., Hills south of Gorman. Along Gorman Post Rd c. 1.1 mi. NW of Calif. Hwy 138 1128 Comment
  JEPS69442  Gilia angelensis Frank W. Peirson 1919-5-14 424 Los Angeles Eaton Canyon San Gabriel Mountains, Eaton Canyon 762 Comment
  JEPS69443  Gilia angelensis Frank W. Peirson 1919-3-30 157 a Los Angeles Tujunga Canyon San Gabriel Mountains, Tujunga Canyon 426 Comment
  SBBG32129  Gilia angelensis R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -250 Los Angeles upper Sweetwater Cyn Comment
  UC880105  Gilia angelensis Alice Eastwood May 27 1906-Jun 10 1906 43 Los Angeles Garvanza country adjacent to Los Angeles, Garvanza Comment
  UC909023  Gilia angelensis Margaret Stason 1927-3-13 Los Angeles Pasadena Comment
  UCR143112  Gilia angelensis Reid Moran 1941-3-11 697 Los Angeles Channel Islands, ridge north of Middle Ranch, Santa Catalina Island 300 Comment
  UCR185580  Gilia brecciarum A. C. Sanders 2007-4-25 33590 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  POM9762  Gilia brecciarum subsp. brecciarum P. A. Munz 1921-4-24 s.n. Los Angeles Sandbergs, Ridge Road. 1524 Comment
  UCR189988  Gilia capitata R. G. Swinney 1998-6-16 6970 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  JEPS69537  Gilia capitata subsp. abrotanifolia Frank W. Peirson 1919-4-19 384 Los Angeles Pacoima Canyon San Gabriel Mountains, Pacoima Canyon 670 Comment
  RSA523920  Gilia capitata subsp. abrotanifolia G. H. True 1935-3-27 169 Los Angeles Foothills. 5 miles southwest of Palmdale. 945 Comment
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Aug 2 2008
  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
  RSA470203  Gilia capitata subsp. abrotanifolia Ruth Herley s.n. Los Angeles Near Dekker Ranch in recently burned area. Comment
  UCSB32470  Gilia capitata subsp. abrotanifolia Coz, Susan 1977-6-4 Los Angeles 5 miles north on Malibu Canyon Road from Hwy. 1, on east side of road; across from Tapia Park 182 Comment
  CAS-BOT-BC123783  Gilia inconspicua var. dentiflora Anstruther Davidson 1926-5-1 3617 Los Angeles Lancaster. Mohave Desert. Comment
  LA90180  Gilia latiflora D. Birindelli; 1969-4-27 sn Los Angeles Antelope Valley, Antelope Valley, 140th and J Streets Comment
  CAS-BOT-BC226396  Gilia latiflora subsp. latiflora Alice Eastwood; John Thomas Howell 1937-4-26 3962 Los Angeles Near Palmdale Comment
  SBBG101682  Gilia latiflora subsp. latiflora S. Boyd 1986-3-31 1571 Los Angeles St Hwy 18 about 1 mi E of jct with Hwy 138, NE of Pinyon Hills Comment
  RSA95685  Gilia latiflora subsp. latiflora Alva Grant 1955-4-7 9550 Los Angeles Mohave Desert between Palmdale and Lancaster. Comment
  RSA549586  Gilia minor T. S. Ross 1992-4-4 6080 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  RSA721876  Gilia modocensis J. Mark Porter 1998-4-27 11825 Los Angeles North Slope San Gabriel Mtns.: Z9 Road, off Largo Vista. 1371 Comment
  RSA729729  Gilia modocensis R. G. Swinney 1999-5-22 7208 Los Angeles San Gabriel Mtns./Mojave Desert: Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  RSA67061  Gilia modocensis Verne Grant, Alva Grant 1951-6-15 16058 Los Angeles Inspiration Point: SW of Big Pines. 2256 Comment
  CAS-BOT-BC225495  Gilia nevinii L. R. Abrams; I. L. Wiggins 1931-7-6 372 Los Angeles Vicinity of Mosquito Harbor, San Clemente Is. Comment
  RSA0017077  Gilia ochroleuca subsp. bizonata LeRoy Gross, Paul Morton 2004-6-9 1339 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  SEINET15328143  Gilia ochroleuca subsp. bizonata N. H. Holmgren, P. K. Holmgren 1974-1 7630 Los Angeles North foothills of the San Gabriel Mountains, Portal Ridge, 13 airmiles W of Lancaster. 1067 Comment
  UCR177754  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-4-28 2173 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  CAS-BOT-BC402070  Gilia ochroleuca subsp. vivida Wesley O. Griesel 1962-6-6 s.n. Los Angeles State Hwy. 2, east of Newcomb's Ranch, San Gabriel Mts. 1828 Comment
  POM21154  Gilia splendens subsp. grantii Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  CDA22264  Gilia tricolor subsp. tricolor Garrettson 1915-1 s.n.-A Los Angeles Montebello Hills District. 0 Comment
  RSA643151  Gnaphalium canescens subsp. beneolens Orlando Mistretta 1995-3-14 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Emma Section. 1280 Comment
  POM358818  Gnaphalium chilense Anstruther Davidson 1889-09 S.N. Los Angeles Foothill L.A. Comment
  RSA594213  Gnaphalium luteoalbum L. C. Wheeler 1967-5-8 9315 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  UCR89975  Gnaphalium palustre Scott D. White, C. McGaugh 1995-6-6 3231 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  RSA0091317  Gnaphalium stramineum R. G. Swinney 2011-5-26 14878 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA774082  Gnaphalium stramineum R. G. Swinney 2009-7-22 11344 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA611831  Goodmania luteola Steve Boyd, J. Mark Porter, Zel Lederman 1998-4-27 10150 Los Angeles Mojave Desert: Antelope Valley region, north of Lake Los Angeles (aka Lovejoy Lake) in valley between Lovejoy and Saddleback buttes, along 170th Street, just east of Challenger Middle School. 793 Comment
  JEPS59822  Grayia spinosa Frank W. Peirson 1921-5-19 1832 Los Angeles Little Rock Creek San Gabriel Mts., Little Rock Creek 975 Comment
  RSA710837  Grayia spinosa LeRoy Gross 2005-5-3 2205 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  SD43397  Grayia spinosa Darley F. Howe 1948-5-3 Los Angeles 1.5 miles south of Lancaster. 609 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
  RSA151229  Guillenia lasiophylla P. H. Raven 1962-4-9 17177 Los Angeles San Clemente Island: on sides of small arroyo above Wilson Cove 61 Comment
  RSA430022A  Guillenia lasiophylla M. B. Dunkle 1930-3-30 2153 Los Angeles Santa Catalina Island, Moonstone Beach. Comment
  IRVC29267  Gutierrezia californica Anuja Parikh, Nathan Gale 2003-5-1 s.n. Los Angeles Newhall Ranch, Castaic Mesa, in hills ca. 1000 m east of Castaic Lagoon, survey area 68 Western San Gabriel Mtns. 457 Comment
  SBBG62670  Gutierrezia californica R. Hoffmann 1927-9-21 Los Angeles Castaic Comment
  UCR144094  Gutierrezia californica Scott D. White 1997-5-7 5058 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  RSA719592  Gutierrezia microcephala R. G. Swinney 1997-7-17 5685 Los Angeles Summit of Table Mountain, NW of Wrightwood. 2277 Comment
  UCR71595  Haplopappus canus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4308 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  IRVC28721  Haplopappus venetus A. C. Sanders, Mark A. Elvin 2002-8-27 25594 Los Angeles Newhall Ranch, Santa Clara River Valley, south of Hwy 126 Northeastern Santa Susana Mtns./Santa Clara River Watershed 274 Comment
  UC1871213  Harpagonella palmeri T. S. Ross 1993-4-21 6853 Los Angeles Channel Islands; Santa Catalina Island; Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak; slope and small ridges N of Cactus peak summit Comment
  SD69583  Hazardia squarrosa var. grindelioides Robert F. Thorne 1966-9-16 36716 Los Angeles Santa Catalin Island; along Renton Mine Road, near upper end Pebbly Beach Canyon. 259 Comment
  UCR198378  Hedera canariensis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1355 Los Angeles Transverse Ranges; Verdugo Mountains, Whiting Woods Road, mouth of Henderson Canyon 396 Comment
  RSA733776  Helenium bigelovii R. G. Swinney 1998-7-29 6537 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
  UCR190081  Helenium bigelovii R. G. Swinney 1998-8-5 6635 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
  CAS-BOT-BC305421  Helianthus annuus Geo. B. Grant 1901-9-1 s.n. Los Angeles Pasadena Comment
  POM49307  Helianthus annuus subsp. lenticularis L. W. Nuttall 1920-5-22 s.n. Los Angeles Santa Catalina Island, Reservoir field. Comment
  OBI79413  Helianthus inexpectatus Mark Elvin 2014-9-12 s.n. Los Angeles Western Transverse Range, Newhall Ranch, large natural spring at north foot of "Airport Mesa," 0.75 mi SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River. 305 Comment
  CDA34314  Heliotropium curassavicum M. O'Brien 2011-6-25 16 -Nov Los Angeles Santa Monica Mountains; El Matador State Beach. 30 Comment
  SBBG31378  Heliotropium curassavicum R. F. Thorne with P. C. Everett 1965-5-11 34558 Los Angeles behind N beach at Little Harbor 1 Comment
  RSA226037  Heliotropium curassavicum R. F. Thorne, C. W. Tilforth 1971-6-29 40651 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  RSA650979  Heliotropium curassavicum var. oculatum D. Bartholomew 1961-5-20 s.n. Los Angeles 1/4 mi. E. of San Dimas Ave. near freeway, Pomona. Comment
  SBBG125473  Hemizonella minima A. Parikh, N. Gale 2010-6-19 3343 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
  UCR205709  Hemizonia fasciculata A. C. Sanders, T. B. Salvato 2009-5-18 36806 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  POM360265  Hemizonia fasciculata F. R. Fosberg 1930-7-7 3171 Los Angeles Alamitos Bay 7 Comment
  POM4988  Hemizonia kelloggii Arthur M. Cleghorn 1902-6-12 6 Los Angeles Claremont. 366 Comment
  UCR232386  Hemizonia pungens subsp. pungens Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7988 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, along west side of Sierra Highway, 670 m north of Ave B and 940 m south of Ave A 704 Comment
  RSA596834  Herniaria hirsuta subsp. cinerea Timothy S. Ross, J. Mark Porter 1995-5-4 8489 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR199977  Hesperocnide tenella Valerie Soza, L. Lubinsky 2001-5-16 1228 Los Angeles Transverse Ranges; Verdugo Mountains, Northern San Rafael Hills, Liz's Loop (Edison Road) to Cherry Canyon Fire Road 427 Comment
  UC1375414  Heterocodon rariflorum Robert F. Thorne 1969-7-2 38224 Los Angeles Charlton Flats; San Gabriel Mts., Angeles National Forest 1600 Comment
  LA82111  Heteromeles arbutifolia O. H. Kappler; 1940-7-21 70 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA454325  Heteromeles arbutifolia Unspecified 1939-2-18 421 Los Angeles San Clemente Island. Comment
  SBBG38897  Heteromeles arbutifolia K. K. Muller 1953-5-2 594 Los Angeles Swain Cyn above Camp Orizaba Comment
  UCR117131  Heteromeles arbutifolia A. C. Sanders, D. Malueg 2001-5-17 24332 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
  RSA547790  Heterotheca fastigiata Timothy S. Ross, Peter Fritsch 1990-6-20 3589 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  JEPS30536  Heterotheca grandiflora Kyhos 1958-12-5 58 -236 Los Angeles Whittier Comment
  RSA0075639  Heterotheca grandiflora Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 677 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, at La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 518 Comment
  RSA0075644  Heterotheca grandiflora Scott D. White, P. De Vries 2000-5-18 7919 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek Cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  RSA0074438  Heterotheca grandiflora Timothy S. Ross 1991-4-21 4555 Los Angeles Whittier Hills (Puente Hills, pro parte): ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  RSA0075655  Heterotheca grandiflora L. C. Wheeler 1966-10-1 8944 Los Angeles San Gabriel Mountains: Big Tujunga at Colby Ranch Road. 975 Comment
  RSA0075825  Heterotheca grandiflora Paul Schallert 1956-10-13 1507 Los Angeles Mt. Valley near Monrovia. Comment
  RSA0075835  Heterotheca grandiflora I. W. Clokey, E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon. Comment
  RSA591558  Heterotheca grandiflora L. C. Wheeler 1966-9-21 8900 Los Angeles San Gabriel Mountains. North fork San Gabriel River, 1/4 mi. west of intersection of main road with road to upper Bichota Canyon 930 Comment
  CHSC110697  Heterotheca sessiliflora subsp. sessiliflora Dean Wm. Taylor 2003-5-29 18607 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Rioad) 1.3 miles E of the junction with Road 1N36. 868 Comment
  UCD114617  Hirschfeldia incana Louis C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Ridge 1/2 mile WNW Pine Mt. 1249 Comment
  RSA190943  Holodiscus discolor Robert F. Thorne 1967-5-20 36905 Los Angeles Santa Catalina Island. Descanso Canyon ca. 1/4 way down from head at Airport Road to mouth. 229 Comment
  UC481487  Holodiscus discolor Louis C. Wheeler 1931-6-15 Los Angeles San Antonio Mountains, Live Oak Canyon Live Oak Canyon; San Antonio Mountains, Live Oak Canyon 426 Comment
  CAS-BOT-BC289492  Hordeum brachyantherum subsp. californicum Louis C. Wheeler 1936-4-12 4089 Los Angeles S. side, hills S Monterey Park 121 Comment
  SD252247  Hordeum depressum Steven A. Junak 1999-5-20 Sca 957 Los Angeles Santa Catalina Island. Along Cottonwood-Black Jack Road. 305 Comment
  SBBG131445  Hordeum intercedens S. A. Junak 1996-4-11 SCI 287 Los Angeles W edge of coastal flats, ca. 0.1 mi N of Triangulation Pt "Red" 12 Comment
  CATA845  Hordeum marinum subsp. gussoneanum Mark L. Hoefs 1991-6-26 1445 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  CDA2204  Hordeum murinum subsp. glaucum L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains; near the mouth, east side little Tujunga. Near BM. 1227. Comment
  RSA534141  Hordeum murinum subsp. glaucum Timothy S. Ross, Orlando Mistretta, M. Hammit 1991-5-17 5073 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  LA14697  Hordeum murinum subsp. glaucum Monte Lloyd; 1950-7-31 500731p 938 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UC1586212  Horkelia rydbergii Tim Ross 1991-8-16 5838 Los Angeles Horse Flats San Gabriel Mtns, Chilao Flats USGS 7.5' quad 1719 Comment
  UCD170473  Horkelia rydbergii D. E. Bramlet 2011-8-17 4931 Los Angeles San Gabriel Mountains: NW of Hwy 2 near Chilao Campground. 1619 Comment
  UCD169682  Hosackia crassifolia var. crassifolia Louis C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Ridge 1/2 mile WNW Pine Mt. 1249 Comment
  SBBG127084  Hosackia oblongifolia var. oblongifolia A. Parikh, N. Gale 2011-6-20 3492 Los Angeles S of Rabbit Peak, 2 km E of Angeles Forest Hwy, just N of Monte Cristo Crk; San Gabriel Mtns 1300 Comment
  SD102326  Hulsea heterochroma D. Keil 1977-6-11 K 12390 Los Angeles Along Los Angeles County Road N-2 (Pine Canyon Road), 4 miles west of junction with Three Points Road 1160 Comment
  POM50840  Hymenoclea salsola A. D. E. Elmer 1902-06 3622 Los Angeles Palmdale Comment
  RSA249742  Hymenoclea salsola var. salsola R. F. Thorne 1973-5-11 43494 Los Angeles 1/4-1/2 mi N of Bob's Gap, N slope of Holcomb ridge, c. 2 1/2 mi due S of Llano 1159 Comment
  HSC101372  Hypericum scouleri R. G. Swinney 2008-10-10 9547 Los Angeles San Gabriel Mtns.: Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  RSA534071  Hypochaeris glabra Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5269 Los Angeles San Clemente Island: Westerly fork of near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336ft) marker, 1800ft SE of Malo Knoll (1396ft). 313 Comment
  RSA34196  Isocoma acradenia J. C. Roos 1947-9-18 2791 Los Angeles Lancaster Comment
  RSA670683  Isocoma menziesii var. sedoides B. C. Templeton 1955-9-4 7706 Los Angeles Near Malibu. Comment
  POM359497  Isocoma menziesii var. vernonioides T. A. Burch, B. E. Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA3489  Isocoma menziesii var. vernonioides C. B. Wolf 1932-5-9 3432 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  UC198094  Isomeris arborea Katharine Brandegee May 1916 Los Angeles Santa Catalina Island Comment
  UC41214  Jacaranda mimosifolia Ernest Braunton July 1904 Los Angeles Los Angeles, Cal Comment
  RSA468184  Jepsonia malvifolia M. B. Dunkle 1939-4-4 7258 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA628364  Jepsonia malvifolia Steven A. Junak 1997-10-28 SCI- 977 Los Angeles San Clemente Island: E side of island, near head of N fork of canyon draining to Mosquito cove. 387 Comment
  POM295726  Juglans californica Lyman Benson 1946-4-30 12059 Los Angeles Brea Canyon, Puente Hills. 183 Comment
  RSA573448  Juglans californica Tim S. Ross 1992-6-15 6589 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills) margin of grassy uplands at the head of a steep, un-named canyon draining ENE toward Orange Grove School in Hacienda Heights. 335 Comment
  CHSC98612  Juglans californica var. californica LeRoy Gross; Valerie Soza 2001-5-31 392 Los Angeles Los Angeles Basin: Verdugo Mountains Regions: Southeast side. Along Las Flores Mountain Way, dirt road south of Polaris Dr. Pasadena. Collected along road. 396 Comment
  UC147928  Juglans californica var. californica C. F. Baker 1909-4-10 5294 Los Angeles Glendora Comment
  SBBG27802  Juncus acutus M. R. Benedict 1965-12-7 Los Angeles 0.25 mi inland from Parson's Landing on rd to Johnson's Landing 22 Comment
  CAS-BOT-BC110037  Juncus acutus G. B. Grant 1901-4-1 3834 Los Angeles Redondo. Comment
  SBBG57244  Juncus balticus R. Hoffmann 1927-6-14 Los Angeles Gorman Comment
  UCR204572  Juncus balticus R. G. Swinney 2005-8-5 8389 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR240015  Juncus balticus R. G. Swinney 2009-11-9 11582 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  JEPS45903  Juncus bufonius Louis C. Wheeler 1936-6-26 4192 Los Angeles Lewis Paul Canyon San Gabriel Mts. 518 Comment
  POM1550  Juncus bufonius I. M. Johnston 1917-6-14 1347 Los Angeles West of Pomona. Comment
  RSA0091138  Juncus bufonius var. bufonius R. G. Swinney 2011-5-24 14829 Los Angeles 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 1049 Comment
  RSA762430  Juncus bufonius var. bufonius R. G. Swinney 2008-10-16 9626 Los Angeles Big Pine Meadow 2061 Comment
  RSA597131  Juncus bufonius var. bufonius L. C. Wheeler 1961-6-12 7856 Los Angeles San Gabriel Mountains. Pacoima Canyon at Rattlesnake Canyon 915 Comment
  RSA512064  Juncus bufonius var. occidentalis L. C. Wheeler 1966-9-6 8863 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  RSA600307  Juncus bufonius var. occidentalis L. C. Wheeler 1961-6-9 7850 Los Angeles San Gabriel Mountains. Big Tujunga Canyon at Vetter Gulch. 1280 Comment
  RSA628882  Juncus bufonius var. occidentalis L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  JEPS45902  Juncus duranii F. R. Fosberg and J. Ewan 1931-8-12 4978 Los Angeles 1/2 mi w of Windy Camp (Cienega, Mount Islip); Cienega, Mount Islip 2286 Comment
  RSA729436  Juncus duranii R. G. Swinney 1998-7-14 6420 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  SFV21388  Juncus macrophyllus L. Gross, N. Fraga, S. Williams 2002-7-17 562 Los Angeles Verdugo Mountains North side, La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 295 Comment
  UCR194169  Juncus macrophyllus R. G. Swinney 1998-7-24 6556 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  UCR95192  Juncus mexicanus L. C. Wheeler 1946-8-28 6291 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  SD252226  Juncus mexicanus Steven A. Junak 1999-7-15 Sca 1031 Los Angeles Santa Catalina Island. Bulrush Canyon, just upstream from Sca-1027. 244 Comment
  RSA0035475  Juncus rugulosus R. G. Swinney 2009-11-16 11632 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA0081384  Juncus rugulosus R. G. Swinney 2010-6-23 13331 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
  RSA589144  Juncus rugulosus Orlando Mistretta 1994-5-13 1202 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon 1067 Comment
  RSA775953  Juncus tiehmii Orlando Mistretta, Christine Mistretta 2010-6-17 5340 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UCR126354  Juncus torreyi A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27135 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  SBBG19250  Juncus xiphioides M. A. Piehl 1959-7-28 59467 Los Angeles Frenchman Flats Cmpgrd ca. 12 mi N of Castaic along W side of US 99 Comment
  SEINET6744571 Image available Juncus xiphioides Tracy, Evans 1887-1 389 Los Angeles Los Angeles Cal Comment
  UCR147276  Keckiella breviflora Orlando Mistretta 1992-8-20 778 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  RSA772279  Keckiella cordifolia R. G. Swinney 2009-5-8 10693 Los Angeles Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA401779A  Keckiella cordifolia Jessie Velo 1949-6-24 4234 Los Angeles Los Padres National Forest. Comment
  RSA400465  Keckiella ternata subsp. ternata L. E. Hoffman 1927-8-19 s.n. Los Angeles Arroyo Seco - Watermon Ry.[?] St. Comment
  SBBG128681  Kickxia elatine N. Fraga 2014-4-2 Los Angeles Rancho Santa Ana Botanic Garden near pond and cultivar garden [cultivated] 396 Comment
  POM123187  Kochia californica Marcus E. Jones 1900-7-10 s.n. Los Angeles Lancaster, SW Mojave Desert. Comment
  UCR222824  Krascheninnikovia lanata R. G. Swinney 2009-4-29 10601 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  UCR225195  Kyllinga brevifolia Steve Boyd 2005-7-27 11634 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Pasadena, southeastern side of campus of California Institute of Technology, just west of front entrance to the Athenaeum (Faculty Club) 247 Comment
  SBBG118937  Lactuca serriola S. D. White with P. De Vries 2004-6-14 10493 a Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  CDA7524  Lactuca serriola Phillipson 1915-6-12 Los Angeles Monrovia. Comment
  SEINET6852370  Lamarckia aurea Blanch McAvoy 1909-5-16 s.n. Los Angeles Long Beach. Comment
  RSA0060474  Lantana montevidensis R. G. Swinney 2010-8-16 13539 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR126566  Lantana montevidensis A. C. Sanders, Andy Thomson 2003-4-15 26009 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  RSA611640  Lastarriaea coriacea Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10118 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2.4 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  LA202617  Lasthenia californica A. M. Johnson; 1932-4-4 3922 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  RSA598209  Lasthenia californica Steve Boyd, Lauren Raz 1997-3-4 9139 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  UCR192167  Lasthenia gracilis A. C. Sanders 2008-4-17 34936 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  UC864426  Lathyrus vestitus subsp. laevicarpus Ira W. Clokey, B. Templeton Mar 1929 4463 Los Angeles Mandeville Canyon Santa Monica Mountains 300 Comment
  UC212328  Lathyrus vestitus var. vestitus S. B. Parish 1919-4-19 19259 Los Angeles near San Dimas; Lone Hill Comment
  SD90585  Lathyrus vestitus var. vestitus Robert F. Thorne 1966-4-16 36073 Los Angeles San Clemente Island, NE side of the island, grassy rocky steep slope of canyon below Lemon Tank near dump, south of Nanny 182 Comment
  UC284750  Lathyrus vestitus var. vestitus P. A. Munz 1923-4-10 6736 Los Angeles s of Lemon Tank (w coast San Clemente Island); San Clemente Island Comment
  RSA0113755  Layia Steven A. Junak 1999-5-20 SCa- 931 Los Angeles Santa Catalina Island. On ridge between Cottonwood and Escondido Canyons. On S side of Cottonwood-Black Jack Road, ca. 0.6 mi. up from reservoir. 256 Comment
  HSC101295  Layia glandulosa R. G. Swinney 2009-4-28 10502 Los Angeles Transverse Range, San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  UCR163321  Layia glandulosa B. G. Pitzer 1998-5-12 3708 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  CATA1601  Layia platyglossa Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2870 Los Angeles Santa Catalina Island: West side of Swain's Canyon, ridge to Whitley's Peak 432 Comment
  UC1302269  Layia platyglossa Robert F. Thorne and P. C. Everett 1964-2-6 33305 Los Angeles w Isthmus Cove (Santa Catalina Island); Santa Catalina Island 30 Comment
  LA64421  Lepechinia fragrans Carl Epling; William Stewart June 1938 sn Los Angeles San Gabriel Mountains, Mt. Wilson Rd Comment
  UC1349063  Lepechinia fragrans Robert F. Thorne 1966-4-29 36329 Los Angeles Santa Catalina Island, Echo Lake 411 Comment
  SBBG126068  Lepidium draba D. Charlton 2010-7-21 Los Angeles SW of Piute Ponds and adjacent to Shuttle Rd and District 14 waste water outlet, W side of Shuttle Rd at curve; Edwards Air Force Base 698 Comment
  CAS-BOT-BC89417  Lepidium fremontii A. D. E. Elmer 1902-6-1 3632 Los Angeles Lancaster. Comment
  CAS-BOT-BC89429  Lepidium fremontii W. R. Dudley; F. H. Lamb 1896-6-4 4312 Los Angeles Lancaster. Comment
  RSA776319  Lepidium fremontii R. G. Swinney 2009-4-29 10608 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  CAS-BOT-BC89428  Lepidium fremontii James Henrickson 1965-4-22 1911 Los Angeles Mojave Desert, near Highway 138, 2 miles north of county line. Ca. 22 miles southwest west of Victorville. 1066 Comment
  RSA249743  Lepidium fremontii var. fremontii R. F. Thorne 1973-5-11 43498 Los Angeles 1/4-1/2 mi N of Bob s Gap, N slope of Holcomb ridge, c. 2 1/2 mi due S of Llano 1159 Comment
  RSA66149  Lepidium lasiocarpum F. W. Peirson 1932-4-17 9848 Los Angeles Near dam head, Lovejoy Buttes, Mohave Desert 762 Comment
  RSA799924  Lepidium lasiocarpum subsp. lasiocarpum Justin M. Wood 2009-3-20 372 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  RSA670280  Lepidium latifolium LeRoy Gross 2002-10-5 668 Los Angeles Devils Gate Reservoir, northeast of the San Rafael Hills, in the Arroyo Seco river channel. Just west of the city of Altadena. 335 Comment
  RSA158267  Lepidium latipes P. H. Raven 1962-4-12 17337 Los Angeles South of the Tomb 305 Comment
Read comments
Dec 24 2010
  UCR143433  Lepidium latipes Anstruther Davidson 1902-5-30 s.n. Los Angeles Southern Coast, Bixby Slough [=Harbor Lake/Harbor Park, near Long Beach] 8 Comment
  UCR25949  Lepidium pinnatifidum John C. Roos 1956-6-15 s.n. Los Angeles Santa Monica Blvd., along RR tracks between Westwood and Beverly Glen Blvds. 90 Comment
  RSA0039143  Lepidium strictum R. G. Swinney 2010-3-10 11786 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  UC55212  Lepidium virginicum var. pubescens Jos. Burtt Davy 1901-1-25 Los Angeles Saugus Comment
  CAS-BOT-BC328065  Lepidospartum squamatum David D. Keck 1932-10-14 1948 Los Angeles Tujunga Wash, 4 mi E of Van Nuys on Van Owen Street Comment
  JEPS37163  Lepidospartum squamatum F. W. Peirson 1918-10-16 275 Los Angeles Pacoima Canyon San Gabriel Mts., Pacoima Canyon 518 Comment
  RSA0080968  Lepidospartum squamatum R. G. Swinney 2010-4-28 12406 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
  SDSU13484  Leptodactylon californicum David Shaari, Jennifer Swenson 1995-4-11 13 Los Angeles Western slope of small canyon branching off of Stokes Canyon Road, Approx. 1.5 miles from intersection with Mulholland Drive. 277 Comment
  SBBG64584  Leptosiphon breviculus R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  RSA73035  Leptosiphon breviculus F. W. Peirson 1924-5-27 4633 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA707814  Leptosiphon parviflorus Naomi Fraga, Bill Hogshead 2004-4-15 1098 Los Angeles On Road 5N15.1 near Rowher Flat OHV Area. 793 Comment
  CHSC57169  Leptosyne bigelovii Carl W. Hill 1980-4-5 5 Los Angeles Ca 200 yds south of intersection of Hwy I-5 and Gorman, along side of road; 75 mi north of Los Angeles. 1158 Comment
  SBBG60879  Leptosyne bigelovii R. Hoffmann 1925-5-16 Los Angeles Elizabeth Lake Cyn Comment
  RSA239419  Lessingia glandulifera var. glandulifera C. W. Tilforth, John Dourley 1973-5-24 820 Los Angeles Bob's Gap, ca. 2 miles NE of Valyermo, north edge of San Gabriel Mountains. Comment
  UCR223405  Lessingia glandulifera var. glandulifera R. G. Swinney 2009-7-23 11397 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
  RSA507481  Lessingia glandulifera var. glandulifera L. F. La Prie 1988-7-2 s.n. Los Angeles Del Sur Ranch, 6 mi. W of Lancaster, near intersection Ave G & 100th St. W. 762 Comment
  CAS-BOT-BC339565  Lessingia glandulifera var. peirsonii Steve Boyd; Laura Moore; Mike Wall 1997-7-24 10022 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A) 1645 Comment
  RSA330791  Lewisia rediviva Wayne E. Sawyer 1981-6-16 46 Los Angeles ridge trail, 0.7 mi W of Mt. Hawkins 2530 Comment
  SD111603  Lewisia rediviva var. minor Wayne P. Armstrong 1982-6-27 Los Angeles Summit of Mt. Baden-Powell 2835 Comment
  RSA612224  Lilium humboldtii subsp. ocellatum Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  UCD139731  Lilium humboldtii subsp. ocellatum Natalie deGarder 1992-5-30 25 Los Angeles 1.5 miles off Freeway 210 up Lincoln to Risinghill, down 0.25 mile to stream. 589 Comment
  LA22074  Lilium parryi W. R. Ernst; May 1947 sn Los Angeles Little Cedar Canyon, Crystal Lake Comment
  RSA377160  Lilium parryi Bonnie C. Templeton 1933-7-21 5051 Los Angeles Upper end of Prairie Forks, San Gabriel Mountains. 2058 Comment
  UCR209963  Lilium parryi R. G. Swinney 2008-7-15 9232 Los Angeles San Gabriel Mtns., Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  CATA2203  Limonium perezii Sara L. Crockett, Michael Daligdig 1996-10-21 6 Los Angeles Santa Catalina Island: Descanso Beach Club 6 Comment
  SD124090  Limonium sinuatum Mark Hoefs 1973-7-13 377 Los Angeles Santa Catalina Island; open area between #3 golf fairway and main road; Avalon Canyon. 46 Comment
  UCR192002  Linanthus androsaceus A. C. Sanders 2008-4-17 34923 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  UCR141731  Linanthus aureus L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., East fork of Kentucky Springs Canyon 1280 Comment
  RSA747153A  Linanthus bigelovii R. G. Swinney 2008-5-8 8793 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  CAS-BOT-BC226759  Linanthus californicus Fordyce Grinnell, Jr. 1904-6-27 s.n. Los Angeles Pasadena Comment
  LA34970  Linanthus californicus Mary V. Hood; 1939-5-29 39- 57 k* Los Angeles near Charlston Flats Comment
  RSA304671  Linanthus californicus J. R. Shevock 1970-3-24 59 Los Angeles Foothills. 457 Comment
  UCR185597  Linanthus dichotomus A. C. Sanders 2007-4-25 33582 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  RSA755938  Linanthus dichotomus subsp. pattersonii Orlando Mistretta, Christine Mistretta 2008-4-9 2398 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  RSA151233  Linaria canadensis var. texana Peter H. Raven 1962-4-10 17212 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island. 488 Comment
  RSA468216  Lithophragma affine Louis C. Wheeler 1933-4-15 1636 Los Angeles San Gabriel Mountains: Foothills; W Live Oak Canyon. 488 Comment
  UC1606945  Lithophragma tenellum Robert F. Thorne and Larry DeBuhr 1974-6-28 44759 Los Angeles n slope Mt. Hawkins (drainage of S Fork Big Rock Creek, Lily Springs area); San Gabriel Mts, Angeles National Forest, S Fk Big Rock Cree 2438 Comment
  SBBG69651  Lobelia dunnii var. serrata V. Duran 1933-8-12 3548 Los Angeles South Fk Big Rock Crk 1524 Comment
  RSA133800  Lobularia maritima P. H. Raven 1959-2-15 13784 Los Angeles Beverly Glen Canyon 2.6 miles north of Sunset Blvd. 213 Comment
  UCR276903  Lobularia maritima R. G. Swinney 2011-3-29 14285 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  SEINET10481378  Lobularia maritima David B. Dunn 1946-1 Dunn 1991 Los Angeles Cultivated and weedy plants in the yard at 4911 pasadena ave. Terrace, l.a. Comment
  CAS-BOT-BC174511  Loeflingia squarrosa Alice Eastwood 1906-6-5 250 Los Angeles Roscoe Comment
  SBBG126030  Loeflingia squarrosa A. Parikh, N. Gale 2010-5-11 3151 Los Angeles 1.3 km S of Hwy 138, 0.2 km N of Ave E, 0.4 km W of power transmission lines 790 Comment
  RSA562624B  Loeflingia squarrosa subsp. artemisiarum D. Charlton 1991-5-18 5182 Los Angeles Piute Ponds, Edwards Air Force Base. Old Homestead road just east of ponds, south of Rosamond Dry Lakebed. 701 Comment
  JEPS69139  Loeseliastrum matthewsii Frank W. Peirson 1921-5-19 952 Los Angeles Little Rock Creek San Gabriel Mts., Little Rock Creek 1036 Comment
  UCR189264  Loeseliastrum matthewsii R. G. Swinney 1998-5-16 6066 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  SBBG57150  Logfia arizonica S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 636 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 289 Comment
  SBBG89711  Logfia arizonica M. B. Dunkle 1939-4-6 7317 Los Angeles Mosquito Ridge Comment
  RSA762299  Lolium perenne subsp. multiflorum Orlando Mistretta, Christine Mistretta 2008-5-5 2653 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  POM356969  Lolium temulentum Anstruther Davidson 1917-04 3230 Los Angeles Alvarado Street, Los Angeles. Comment
  RSA592165  Lolium temulentum L. C. Wheeler 1967-5-7 9289 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  UCR192003  Lomatium dasycarpum A. C. Sanders 2008-4-17 34924 Los Angeles Transverse Range, hills c. 2 miles SW of Neenach School, c. 1 mi. west of Pine Canyon 1037 Comment
  LA51834  Lomatium lucidum Carl Epling; 1931-4-18 sn Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  SD254520  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains: c. 0.4 mile NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. trail, inside Placerita Canyon Natural Area (Mint Canyon 7.5'Q) 500 Comment
  SBBG59782  Lomatium nevadense R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  RSA0113729  Lonicera hispidula Steven A. Junak 1999-5-21 SCa- 992 Los Angeles Santa Catalina Island. Coffee Pot Canyon, just upstream from Washingtonia & SCa-990. 427 Comment
  RSA660083  Lonicera interrupta Orlando Mistretta 1992-5-25 434 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  RSA754119  Lonicera subspicata var. denudata Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1822 Los Angeles San Gabriel River main stem across from Morris Dam, CS1. 403 Comment
  UCR57526  Lotus corniculatus Bill Wagner 1989-8-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northern Santa Monica Mtns, c. 0.5 mi. south of Hwy 101 on E and W sides of Kanan Road, NE of Ladyface Comment
  POM50101  Lotus dendroideus var. dendroideus L. W. Nuttall 1920-11-29 948 Los Angeles Avalon Creek, Santa Catalina Island. Comment
  RSA233601  Lotus dendroideus var. dendroideus R. F. Thorne 1970-3-5 39374 Los Angeles Upper Avalon Canyon, Santa Catalina Island. Comment
  UC1211036  Lotus dendroideus var. dendroideus Huron H. Smith 1912-5-31 5057 Los Angeles Pebble Beach Road; Santa Catalina Island 7 Comment
  JEPS55498  Lotus hamatus A. M. Ottley 1920-5-3 587 Los Angeles Tujunga Wash San Gabriel Mts. Comment
  SFV16883  Lotus heermannii var. heermannii J. N. Hogue, B. Houck, B. Kanno 1997-6-18 84 .6 Los Angeles San Gabriel Mountains Gleason Canyon, near Mount Gleason. Roadside. 1700 Comment
  RSA594212  Lotus humistratus L. C. Wheeler 1967-5-8 9309 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA774961  Lotus humistratus R. G. Swinney 2009-4-29 10591 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA228891  Lotus nevadensis var. davidsonii R. F. Thorne 1971-8-25 41321 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 Comment
  UC212351  Lotus nevadensis var. davidsonii I. Johnston 1917-7-4 1423 Los Angeles s slope Baldy Comment
  UCR197756  Lotus procumbens Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 10 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
  IRVC26331  Lotus salsuginosus A. C. Sanders, Andy Thompson 2003-4-15 25984 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  RSA679060  Lotus salsuginosus var. salsuginosus Valerie L. Soza, LeRoy Gross 2001-5-14 1221 Los Angeles Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  RSA533442  Lotus salsuginosus var. salsuginosus T. S. Ross 1991-4-21 4507 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull and Sycamore Canyons. 320 Comment
  RSA406857  Lotus scoparius Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  RSA498849  Lotus scoparius Alton Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  UC866485  Lotus scoparius I. Johnston 1917-6-10 1333 Los Angeles Playa del Rey Comment
  SEINET12151346  Lotus scoparius C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  POM1925  Lotus strigosus C. F. Baker 1904-4-22 4173 Los Angeles Monrovia. Comment
  RSA0117147  Lotus strigosus Mitchell Provance, Stephen Reynolds 2011-5-5 17213 Los Angeles San Gabriel Valley: City of San Gabriel, northwest of the itnersection of Burton Ave. and E. Las Tunas Dr. Beneath the SCE power lines. 130 Comment
  RSA621879  Lotus strigosus R. S. Woglum 1935-5-6 723 Los Angeles Palmdale. Comment
  UCR259964  Lotus strigosus R. G. Swinney 2010-3-18 11980 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA595119  Lotus strigosus var. hirtellus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8575 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N01, 6.2 road miles from jtn with 8N05. 1174 Comment
  UC200754  Lotus wrangelianus Katharine Brandegee Los Angeles Santa Catalina Island Comment
  LA3032  Ludwigia peploides subsp. peploides Mary V. Hood; 1944-10-8 44 126 k Los Angeles 131 Comment
  UC440396  Lupinus Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon , Las Flores Canyon (Santa Monica Mountains) Comment
  SBBG45450  Lupinus albifrons D. Emery 1955-4-28 Los Angeles first cyn going east, Mint Cyn Comment
Read comments
Dec 3 2014
  UC57447  Lupinus albifrons J. H. Barber 1897-6-23 23 Los Angeles Santa Monica Forestry Station Comment
  LA52459  Lupinus bicolor Elizabeth McClintock; 1936-4-18 sn Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  UCR216561  Lupinus bicolor Dan S. Cooper 2010-6-13 610- 67 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Drive west of Griffith Park 155 Comment
  UC557774  Lupinus bicolor Nell Murbarger March, 1936 41 Los Angeles e side near the summit San Clemente Island; e side near the summit San Clemente Island Comment
  SEINET10484862  Lupinus bicolor subsp. marginatus James S. Henrickson 1966-4-16 Henrickson 2249 Los Angeles Ca 10 miles w of lancaster along hwy 138; flowers yellowish; locally abundant With eschscholzia californica 762 Comment
  RSA407132  Lupinus chamissonis James B. McNair 1934-4-16 s.n. Los Angeles El Segundo. Comment
  SD124811  Lupinus chamissonis A. C. Sanders 1986-7-30 6831 Los Angeles El Segundo Dunes, immediately west of L. A. International Airport and Pershing Dr. east of Vista Del Mar Blvd. 29 Comment
  RSA406961  Lupinus concinnus F. R. Fosberg 1931-3-27 4413 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon. 120 Comment
  UC130337  Lupinus concinnus J. Burtt Davy May 9 1896-May 24 1896 2321 Los Angeles Antelope Valley Comment
  JEPS65121  Lupinus elatus Frank W. Peirson 1921-6-16 2438 Los Angeles Waterman Ridge; San Gabriel Mts., Waterman Ridge 2286 Comment
  RSA511005  Lupinus elatus R. F. Thorne 1968-9-24 41405 Los Angeles San Gabriel Mountains - Angeles National Forest: Roadside of Angeles Crest Highway near Cortelou Spring Comment
  SFV1883  Lupinus excubitus Lawler 1958-3-23 s. n. Los Angeles Soledad Canyon Road, about half way between Highway 6. 762 Comment
  UCR259349  Lupinus excubitus subsp. austromontanus Mitch Provance, Callen Huff 2009-4-28 10720 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  RSA729657  Lupinus excubitus var. austromontanus R. G. Swinney 1998-6-16 6980 Los Angeles San Gabriel Mtns.: ridge c. 400 m SE of summit of Lookout (Antonio) Mtn. 1854 Comment
  RSA755940  Lupinus excubitus var. austromontanus Orlando Mistretta, Christine Mistretta 2008-4-10 2414 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  RSA0119589  Lupinus excubitus var. hallii Lyman Benson 1945-6-5 11754 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Gendora Road. Mt. Range: San Gabriel. Drainage Area: Pacific Slope. 1372 Comment
  SEINET10450555  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 6454 Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent () parenthetic # is F1 plant no. Seeds from open field pollen vector. Comment
  RSA529143  Lupinus excubitus var. johnstonii T. S. Ross 1991-7-24 5636 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA008612  Lupinus formosus Fay A. MacFadden 1931-3-20 3000 Los Angeles Hills and along wash, Tuna Canyon, Verdugo Hills 335 Comment
  UC1234689  Lupinus guadalupensis Peter H. Raven 1962-4-10 17190 Los Angeles just s of Wilson Cove San Clemente Island (San Clemente Island); , just s of Wilson Cove 91 Comment
  UCR280502  Lupinus hirsutissimus R. G. Swinney 2014-5-13 16491 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 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
  UC213281  Lupinus longifolius I. M. Johnston 1917-7-1 Los Angeles Evey Canyon (Spring on the Fire Break) Evey Canyon; San Antonio Mountains, Evey Canyon (Spring on the Fire Break 1066 Comment
  SEINET10937116  Lupinus longifolius Marcus E. Jones 1926-4-26 Jones s.n. Los Angeles Malibu hills. Comment
  UCD108625  Lupinus microcarpus A. C. Sanders; Mark A. Elvin, et al. 2003-4-14 25971 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  UC1215273  Lupinus peirsonii Wesley O. Griesel 1962-6-27 Los Angeles Dawson Saddle; San Gabriel Mtns 2438 Comment
  UC1129704  Lupinus sparsiflorus A. D. Gifford 1935-3-31 537 Los Angeles 5 6/10 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  UCR187014  Lupinus sparsiflorus A. C. Sanders 2006-4-25 32166 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA617453  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon 1/4 mile south-southwest of Blum Ranch 914 Comment
  RSA628865  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  CHSC23689  Lupinus succulentus L. M. Mayer 1974-4-10 147 Los Angeles N side of Bouquet Cyn Rd; ca. 1/4 mi ne of intersection with Vasquez Cyn. Rd. Comment
  SBBG95199  Lupinus succulentus M. B. Dunkle 1928-5-31 1768 Los Angeles Little Harbor 91 Comment
  UCR131431  Lupinus succulentus Alison Lipman 1998-5-24 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
  UCR155920  Lupinus succulentus A. C. Sanders 2005-5-5 29889 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road near large vernal pool 655 Comment
  SFV15551  Lupinus succulentus R. K. Stachelek 1992-4-4 6 Los Angeles San Fernando Valley Los Angeles, Granada Hills. Roadside of 12600 block of Woodley on west side south of Balboa. [probably 12600 block of Balboa or Woodley; these streets are parallel]. Comment
  RSA414358  Lupinus truncatus M. B. Dunkle 1932-5-28 2960 Los Angeles Whites Landing, Santa Catalina Island. Comment
  SEINET10489077  Lupinus truncatus Hoefs 1973-4-6 HOEFS 146 Los Angeles Santa catalina island. Middle of cape canyon. Open rocky slope, se exposure Of chaparral. With salvia apiana, rhamnus pirifolia, rhus laurina, artemesia Californica, opuntia and annual grasses. 305 Comment
  UCR272853  Luzula comosa R. G. Swinney 2011-7-29 15564 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  UCR251749  Lycium brevipes var. hassei R. E. Riefner Jr. 2010-4-4 10- 8 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, Bluff Cove c. 0.25 mi. north from Paseo Del Mar along Palos Verdes Drive West 93 Comment
  POM263246  Lycium cooperi J. C. Roos 1937-5-31 690 Los Angeles Desert S of Lancaster. Comment
  RSA21246  Lycium cooperi Carl B. Wolf 1937-4-28 8517 Los Angeles Mojave Desert, Antelope Valley, 4.5 miles S of Lancaster. 716 Comment
  SD243415  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles On canal bank in salt marsh, 400 m north of 431 East Culver Blvd., Playa del Rey. Comment
  RSA150684  Lyonothamnus floribundus subsp. aspleniifolius Peter H. Raven 1962-5-9 17682 Los Angeles Near head of canyon above Mosquito Cove, San Clemente Island. 274 Comment
  RSA578207  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Janet Takara, Bob Given, Misty Gray 1994-8-2 8191 b Los Angeles Santa Catalina Island. Midway in Swain's Canyon. 125 Comment
  RSA589870  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8199 Los Angeles Santa Catalina Island. Upper ''Little Geiger'' first blue-line drainage W of Cherry Canyon and Lion Head (un-nnamed on topo map). 143 Comment
  UCR149509  Machaeranthera canescens R. G. Swinney 1997-7-14 5679 Los Angeles San Gabriel Mtns., west of Wrightwood, Table Mtn. area, c. 100 m NW of amphitheater and Table Mtn. Campground 2207 Comment
  RSA640717  Madia elegans subsp. wheeleri L. C. Wheeler 1931-8-16 s.n. Los Angeles San Gabriel Mountains: San Antonio Canyon. 915 Comment
  UCR227776  Madia gracilis R. F. Thorne, Percy C. Everett 1965-5-11 34676 Los Angeles Channel Islands, Santa Catalina Island, on and above summit road from Avalon to airport 91 Comment
  UCR119555  Madia minima L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  JEPS26403  Malacothamnus clementinus Frank W. Peirson 1923-4-9 3458 Los Angeles n slope canyon from Lemon Tank; San Clemente Island Comment
  CAS-BOT-BC206200  Malacothamnus fasciculatus Le Roy Abrams 1902-7-5 1558 Los Angeles Azusa Comment
  CAS-BOT-BC206210  Malacothamnus fasciculatus Le Roy Abrams 1901-4-6 1382 Los Angeles Verdugo Hills Comment
  SFV21454  Malacothamnus fasciculatus L. Gross 2001-5-27 418 Los Angeles Verdugo Mountains Northwest side of mountains. Dead end street at corner of Tuxford St. and Ledge Ave. just north of Sun Valley, just west of mouth of McDonald Creek. Along dirt trail on the crest between La Tuna Canyon and Sunland Blvd. Collection just west of above coordinates. 427 Comment
  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
  CAS-BOT-BC204193  Malacothamnus marrubioides John Thomas Howell 1950-11-9 27485 Los Angeles 12 miles n. of Castac [Castaic] 609 Comment
  JEPS26402  Malacothamnus marrubioides F. W. Peirson 1921-7-1 774 Los Angeles Arraster Creek, San Gabriel Mts., Los Angeles Co. Comment
  UCR190815  Malacothrix R. G. Swinney 1999-7-5 7517 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  UCD134371  Malacothrix coulteri A. C. Sanders; T. B. Salvato 2005-4-26 29721 Los Angeles Western San Gabriel/Liebre Mountains Region: Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines. 610 Comment
  RSA232817  Malacothrix foliosa R. F. Thorne 1966-4-15 360211 Los Angeles San Clemente Island, rocky sea-bluff 1/2 mile SSE of Eel Point, SW side of island 3 Comment
  SBBG98675  Malacothrix foliosa subsp. foliosa T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5080 Los Angeles coastal terrace at West Cove, SW of new landing field 6 Comment
  SBBG18363  Malacothrix glabrata M. A. Piehl 1963-5-30 63504 Los Angeles St Hwy 138, ca. 1.5 mi W of SBD county line 1213 Comment
  CAS-BOT-BC347930  Malacothrix saxatilis var. tenuifolia L. Street; G. Williams 1919-5-10 2719 Los Angeles Turnbull Canon [Canyon] 304 Comment
  JEPS36608  Malacothrix saxatilis var. tenuifolia Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Los Angeles Comment
  RSA301956  Malacothrix saxatilis var. tenuifolia J. R. Shevock 1972-9-16 2265 Los Angeles N-1 Rd. Malibu Canyon. 305 Comment
  UC1536047  Malacothrix saxatilis var. tenuifolia Robert F. Thorne 1975-9-3 47373 Los Angeles near Blue Cavern Point; Santa Catalina Island 15 Comment
  CAS-BOT-BC206648  Malva assurgentiflora E. R. Blakley 1961-9-23 4739 Los Angeles Bird Rock 1/2 mile offshore from Isthmus Harbor - San Clemente Island 6 Comment
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Jul 20 2018
  POM13564  Malva nicaeensis P. A. Munz 1922-5-10 5600 Los Angeles Claremont. 366 Comment
  RSA652286  Malva parviflora A. E. Hersh 1950-7-6 s.n. Los Angeles Garden 4111 Wade St., Venice. 30 Comment
  SD85050  Malvella leprosa E. R. Blakley 1962-10-3 5378 Los Angeles Santa Catalina Island, banks around Wrigley Reservoir at summit of island road 427 Comment
  SEINET11986998  Malvella leprosa R. F. Thorne, Tilforth, C. W.; Nilsson, S. 1972-1 42190 Los Angeles San Gabriel Mts., Angeles National Forest, Caldwell Lake near Valyermo 1570 Comment
  LA200398  Marah macrocarpa Jonathan Sauer; H. N. Sauer, J. Zadny, M. Zadny 1969-3-17 4399 Los Angeles Santa Monica Mountains, Upper Rustic Canyon 76 Comment
  LA99087  Marah macrocarpa Harlan Lewis; 1940-2-4 1065 Los Angeles Santa Monica Mountains, Saddle Peak 609 Comment
  RSA0080777  Marah macrocarpa R. G. Swinney 2010-4-15 12240 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  RSA440986  Marah macrocarpa T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica Mountains, Santa Monica Canyon Comment
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Jul 10 2011
  RSA762448  Marah macrocarpa R. G. Swinney 2009-2-20 10007 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  RSA603531  Marah macrocarpa Sara L. Crockett 1997-4-1 637 Los Angeles Santa Catalina Island: offshoot from Middle Canyon; 0.2 mile SW on Middle Canyon Road from pumphouse; SE side of road. 316 Comment
  UCR281345  Marrubium vulgare R. G. Swinney 2014-5-27 16679 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  LA81998  Marrubium vulgare W. O. Griesel; 1936-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  CAS-BOT-BC348127  Matricaria discoidea A. H. Gallup 1949-4-17 401 Los Angeles Near mid-south boundary, LASCA Comment
  RSA719059  Matricaria matricarioides R. G. Swinney 1998-4-13 5949 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  CAS-BOT-BC422758  Meconella denticulata Brandegee 1889-5-1 s.n. Los Angeles Pasadena Comment
  RSA144578  Meconella denticulata W. R. Ernst 1957-4-19 160 Los Angeles Highway 39. San Gabriel River West Fork Junction: 1/4 mi. S Comment
  RSA681337  Melia azedarach LeRoy Gross, Valerie Soza 2003-5-15 920 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  CAS-BOT-BC281500  Melica imperfecta Alice Eastwood 1913-5-11 s.n. Los Angeles San Fernando Wash Comment
  CAS-BOT-BC281510  Melica imperfecta J. H. Thomas 1957-4-27 6705 Los Angeles Santa Monica Mts. W side of mouth of Latigo Canyon, about 3 miles NW of Pt Dume. 15 miles due W of Santa Monica 152 Comment
  POM296908A  Melica imperfecta Lyman Benson 1945-5-11 11705 Los Angeles Canyon below Johnson's Pasture, Claremont, 549 Comment
  RSA707835  Melica imperfecta L. M. Prince, N. Refulio Rodriguez 2002-3-25 2 -281 Los Angeles Los Angeles National Forest north of Claremont. ~4 km north of San Antonio Dam on Mt. Baldy Rd. In NE facing ravine. 900 Comment
  SD69501  Melica imperfecta Robert F. Thorne, P. Everett 1965-6-22 34865 Los Angeles Santa Catalina Island, rocky salope above pebbly beach just S of Lookout Point 29 Comment
  SEINET13386986 Image available Melica imperfecta R. G. Swinney 2010-1 12197 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon (San Fernando 7.5' Q.) (T3N R14W S30) 561 Comment
  UCD87882  Melica imperfecta Daryl Koutnik 1978-4-28 430 Los Angeles Along fireroad north of Mulholland Hwy and northwest of Saddle Rock. 609 Comment
  POM348154  Melilotus albus James Clizbe 1930-5-6 s.n. Los Angeles Griffith Park. Comment
  UCR136848  Melilotus indicus John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  POM348192  Melilotus indicus Elbert Benjamine 1929-3-10 55 Los Angeles Los Angeles. Comment
  RSA652775  Melilotus indicus S. Koukol, T. Struve 1998-4-15 3 Los Angeles Pomona, S of jct. of W. Temple Avenue and S. Campus Drive, E of San Jose Creek (concrete wash) 215 Comment
  RSA669713  Melinis repens LeRoy Gross 2002-2-23 482 Los Angeles Northeast side: Along Beaudry North Mountainway (dirt road) from bottom of Deer Creek this road leads to the main crest of the Verdugo's. Entered at the intersection of Beaudry Blvd. & Beaudry Terrace. 366 Comment
  UCR177793  Melinis repens LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 499 Los Angeles Los Angeles Basin; Verdugo Mountains Region, Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Slope on west side of Chandler Canyon 449 Comment
  UCR95770  Mentha canadensis Lauren Raz, Steve Boyd 1996-10-23 003 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  RSA597890  Mentzelia affinis R. M. Beauchamp 1972-3-24 3216 Los Angeles W side of Canyon, San Clemente Island. 100 Comment
  RSA184055  Mentzelia albicaulis I. L. Wiggins 1966-4-17 20597 Los Angeles Desert about 2miles N of Theodore Payne Wildflower Sanctuary, NE of Pearblossom. Comment
  RSA209613  Mentzelia albicaulis W. C. Anderson, E. Yale Dawson 1968-4-26 680426 -7 Los Angeles 10 miles W of Adelanto on the Victorville - Palmdale road in Wash Comment
  RSA0019774  Mentzelia congesta Orlando Mistretta, Christine Mistretta 2011-6-23 5756 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  SBBG127031  Mentzelia congesta A. Parikh, N. Gale 2011-6-10 3438 Los Angeles S of Kentucky Springs Cyn, 0.4 km W of Angeles Forest Hwy, 2 km N of Aliso Cyn Rd; San Gabriel Mtns 1305 Comment
  RSA517863  Mentzelia jonesii Steve Boyd, Orlando Mistretta 1986-3-31 1519 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA646282  Mentzelia laevicaulis Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  SBBG69278  Mentzelia laevicaulis R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA127841  Mentzelia micrantha Peter H. Raven 1959-5-9 14170 Los Angeles Santa Monica Mountains: Mulholland Hwy. 1 mile W of Las Virgenes Rd. Malibu Creek drainage. 244 Comment
  RSA282495  Mentzelia ravenii H. J. Thompson 1960-4-10 3044 Los Angeles 3.9 miles SE of Pearblossom on road to Valyermo. Mojave Desert. 1067 Comment
  RSA727361  Mentzelia veatchiana R. G. Swinney 1998-5-16 6067 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  SEINET2441685  Mentzelia veatchiana Barbara Ertter, L. Heckard; T. Sholars; J. Hickman; et al. 1988-5-23 7486 Los Angeles Pine Canyon Rd along San Andreas fault on N side of San Gabriel Mts (Co Rd N2). Comment
  UCR223185  Mentzelia veatchiana R. G. Swinney 2009-5-20 10805 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
  UCR229146  Mentzelia veatchiana Dan S. Cooper 2011-5-5 511- 59 B Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  UCR264876  Mentzelia veatchiana Mitch Provance, Callen Huff 2009-4-28 10665 Los Angeles Tehachapi Mountians, Steep slopes of the ridge overlooking Hwy I-5 about 0.5 miles NE of Gorman 1378 Comment
  UCR269133  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2011-6-18 5713 Los Angeles San Gabriel Mountains, Aliso Canyon drainage, east side of Gleason Canyon on Forest Service Road 4N24 1508 Comment
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Apr 23 2019
  RSA225989  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1971-6-29 40691 -a Los Angeles ca. 3.6 miles down Aliso Canyon from junction with Angeles Forest Rd. 945 Comment
  CDA36187  Mesembryanthemum nodiflorum A. C. Sanders 2010-5-7 38332 Los Angeles South Coast; Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary. Comment
  SBBG77692  Mesembryanthemum nodiflorum unknown -Jun-1890 Los Angeles Santa Catalina Island Comment
  SBBG70899  Micranthes californica unknown -Jun-1893 Los Angeles Glendale Comment
  POM6722  Micropus californicus L. T. Street, G. Williams 1919-4-12 2505 Los Angeles Hills near Puente. Comment
  RSA004508B  Micropus californicus var. californicus Fay A. MacFadden 1931-04 3181 Los Angeles Verdugo Mountains: La Tuna Canyon 335 Comment
  SBBG126020  Microseris douglasii subsp. douglasii A. Parikh, N. Gale 2010-5-12 3161 Los Angeles 3.5 km S of Hwy 138, 0.4 km W of 120th St W 785 Comment
  UC92168  Microseris douglasii subsp. douglasii Samuel B. Parish June 1887 1902 Los Angeles Elizabeth Lake Comment
  IRVC29551  Microseris lindleyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-29 26150 Los Angeles Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Rd. Western San Gabriel Mtns. 488 Comment
  UCR153141  Microseris lindleyi A. C. Sanders, T. B. Salvato 2005-4-26 29728 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
  JEPS4580  Mimulus Frank W. Peirson 1919-5-18 434 Los Angeles hills e Monrovia Canyon; San Gabriel Mountains 457 Comment
  RSA407716  Mimulus aurantiacus O. R. Dorado, Aaron Liston, K. Tan 1987-6-10 1686 Los Angeles San Gabriel Mtns. Near Rincon Ranger Station. 762 Comment
  RSA654205  Mimulus aurantiacus Kelly Middleton, David Middleton 1988-5-23 32 Los Angeles Glendora Ridge Road, 7.7 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora. 1067 Comment
  RSA675931  Mimulus aurantiacus LeRoy Gross 2003-3-9 790 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
  LA35264  Mimulus aurantiacus Mary V. Hood; 1939-6-1 39- 80 k* Los Angeles Garden L.A Comment
  OBI69386  Mimulus aurantiacus var. aurantiacus Patricia A. Krueger 1994-5-3 14 Los Angeles San Gabriel Mts 8 mi on 2N25-2 from hwy 39 853 Comment
  UC76130  Mimulus aurantiacus var. pubescens Pupils of Los Angeles High School June 1902 Los Angeles near Garvanza Comment
  UC729593  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-5-9 3474 Los Angeles about 1/2 way to Mexican Houses; Santa Catalina Island, Pebbly Beach Canyon 60 Comment
  RSA3720  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-5-10 3510 Los Angeles Santa Catalina Island. Avalon Canyon, above the E almond orchard. 122 Comment
  LA200853  Mimulus brevipes Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 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
  RSA420674  Mimulus cardinalis Louis C. Wheeler 1932-9-19 1385 Los Angeles Los Angeles R. [River] at Los Feliz Blvd. 122 Comment
  RSA652952  Mimulus cardinalis A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23276 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln and Aliso Canyon watersheds. 610 Comment
  RSA729514  Mimulus cardinalis R. G. Swinney 1998-8-6 6689 Los Angeles Falls Gulch, waterfall 100m above confluence with upper East Fork San Gabriel River. 1037 Comment
  LA209388  Mimulus guttatus Carl Epling; M. Epling May 1925 sn Los Angeles Mint Canyon Comment
  RSA447916  Mimulus guttatus Geo. L. Moxley 1915-7-4 370 Los Angeles Arroyo Seco Canyon, San Gabriel Mountains. Comment
  UC1409079  Mimulus johnstonii R. F. Thorne, C. W. Tilforth, J. Dourley, and R. Scogin 1972-8-11 42199 Los Angeles near Three Points (along Angeles Crest Hwy.); San Gabriel Mts., Angeles National Forest 1828 Comment
  SEINET12269818  Mimulus johnstonii H. W. Graham 1927-1 9- 9 -8 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson near Los Angeles Comment
  RSA228078  Mimulus moschatus Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38880 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle. 2332 Comment
  RSA588304  Mimulus pilosus Orlando Mistretta 1994-4-15 1067 A Los Angeles Santiago canyon: W slopes of drainage near confluence with Little Rock Creek. 1113 Comment
  RSA611638  Minuartia pusilla Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10120 Los Angeles Liebre Mountains region: North base of Liebre Mountain in the San Andreas Rift Zone, at the point where Cow Spring drainage crosses Pine Canyon Road. 1158 Comment
  UCR205467  Mirabilis laevis R. G. Swinney 2008-5-2 8740 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  CATA1672  Mirabilis laevis var. crassifolia Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-17 2963 Los Angeles Santa Catalina Island: Mouth of Silver Canyon, 1/16 to 1/8 mile from beach 9 Comment
  LA200666  Mirabilis laevis var. crassifolia Norman A. Cole; May 1964 355 Los Angeles SANTA MONICA MOUNTAINS, 2.9 mi from Pacific Coast Hwy along Rambla Pacifico. 335 Comment
  RSA674274  Mirabilis laevis var. crassifolia LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 709 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  UC851747  Mirabilis laevis var. crassifolia F. R. Fosberg 1931-3-18 S 4293 Los Angeles Hamilton Canyon, Santa Catalina Island 10 Comment
  POM19212  Mirabilis laevis var. crassifolia P. A. Munz 1923-4-9 6645 Los Angeles San Clemente Island, east coast. Comment
  RSA0027966  Mirabilis laevis var. crassifolia Steve Boyd, L. Arnseth, T. S. Ross 1990-4-7 4187 Los Angeles San Clemente Island: Upper reaches of China Canyon, S end of island, W side. Comment
  RSA0027979  Mirabilis laevis var. crassifolia Orlando Mistretta, Christine Mistretta 2008-5-2 2612 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  UCR126855  Modiola caroliniana A. C. Sanders 2003-5-1 26287 Los Angeles San Gabriel Valley, Irwindale, near boundary of Azusa, south side of Montoya St. just east of Irwindale Ave., south of I-210 171 Comment
  RSA233785  Monardella cinerea Robert F. Thorne, DeBuhr 1972-8-18 42258 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip. 2409 Comment
  RSA597400  Monardella cinerea Tim S. Ross 1990-6-25 3767 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  CAS-BOT-BC7362  Monardella elmeri Adolph Daniel Edward Elmer 1902-6-1 3681 Los Angeles Acton Comment
  CHSC103791  Monardella exilis Scott D. White 2003-6-8 9508 Los Angeles W Mojave Desert: Ner Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  JEPS63341  Monardella lanceolata I. M. Johnston 1918-9-1 2139 Los Angeles Brown's Flats San Gabriel Mts., San Antonio Mts. 1310 Comment
  LA9662  Muhlenbergia microsperma Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SFV22073  Muhlenbergia microsperma R. G. Swinney 2009-4-3 10279 Los Angeles San Gabriel Mountains Foothills in area of Duarte and Azusa. San Gabriel Canyon wash on east side of channel, 1.2 miles north of Foothill Blvd. 183 Comment
  UC70738  Muhlenbergia microsperma W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  RSA0064068  Muhlenbergia richardsonis R. G. Swinney 2010-10-13 14045 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA773296  Muhlenbergia rigens R. G. Swinney 2009-6-3 11050 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1746135  Muhlenbergia rigens Annetta M. Carter, Arthur Carter 1935-9-11 971 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
  UCR271598  Muilla maritima R. G. Swinney 2011-5-19 14776 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  SBBG52884  Munzothamnus blairii F. C. Boutin 1967-4-23 1687 Los Angeles cyn wall in next major drainage way and cyn SE of Lemon Tank Comment
  RSA421091  Nama californica Anstruther Davidson 1907-1 s.n. Los Angeles Antelope Valley Comment
  RSA0068447  Nama demissa R. G. Swinney 2010-5-19 12837 A Los Angeles Horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  RSA421134  Nama demissa var. deserti Christopher Davidson 1973-4-1 1880 Los Angeles 1 mile south of Littlerock. 762 Comment
  SBBG14260  Nassella cernua M. A. Piehl 1962-6-9 62366 Los Angeles Thirst 597 Comment
  SBBG20520  Nassella cernua E. R. Blakley, P. H. Raven 1963-12-7 6346 Los Angeles cyn between Pyramid Head and Cove, S of Triangulation Pt Guds 30 Comment
  UC483359  Nassella cernua L. R. Abrams and I. L. Wiggins 1931-7-4 316 Los Angeles White's Landing Channel Islands, Santa Catalina Island Comment
  UCSB12714  Nassella cernua Hochberg, Fred 1961-5-5 Los Angeles Mint Canyon Picnic Area, 7.6 miles northeast along Highway 6 from junction with Soledad Canyon Rd. Comment
  POM1076  Nassella pulchra Le Roy Abrams 1901-04 1527 Los Angeles Prospect Park. Comment
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Oct 14 2014
  RSA592050  Nassella pulchra Mark Hoefs, D. Propst 1973-5-4 264 Los Angeles Santa Catalina Island: above and east of camp at Emerald Cove 30 Comment
  RSA0021443  Nasturtium Frances M. Morey 1923-6-8 s.n. Los Angeles Los Angeles Comment
  SEINET5765464 Image available Nasturtium gambelii Unknown 1904-1 146 Los Angeles Los Angeles Comment
  SBBG91834  Navarretia hamata S. A. Junak 1978-4-15 SCa 030 Los Angeles N side of Cherry Valley above Boy Scout Camp 45 Comment
  LA210348  Navarretia mitracarpa Arthur C. Gibson; 2003-6-22 4953 Los Angeles SANTA MONICA MOUNTAINS, Above Cornell Corners, near Kanan Dume Rd. Comment
  RSA611769  Nemacladus ramosissimus L. C. Wheeler 1934-4-24 2548 Los Angeles Liveoak Canyon Dam 457 Comment
  SFV4898  Nemacladus ramosissimus M. H. Grayum 1971-5-8 s. n. Los Angeles Santa Monica Mountains About 5 miles west of Las Virgenes Road on Mulholland Highway. 305 Comment
  POM9406  Nemacladus ramosissimus P. A. Munz 1920-4-29 3797 Los Angeles San Dimas Canyon. 457 Comment
  RSA584344  Nemacladus sigmoideus T. S. Ross, J. Mark Porter 1994-5-1 7582 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCR192569  Nemophila menziesii A. C. Sanders 2008-4-10 34804 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
  UC1211139  Nemophila menziesii Huron H. Smith 1912-4-30 4866 Los Angeles Mt. Wilson; creek 1219 Comment
  SBBG20609  Nemophila menziesii var. integrifolia K. A. Wilson 1962-3-25 1257 Los Angeles Soledad Cyn, small cyn adjacent to Bee Cyn, N of River's End Ranch Comment
  SFV10208  Nemophila menziesii var. integrifolia J. G. Cuti 1978-4-19 58 Los Angeles Verdugo Mountains About 2 miles from end of Walnut Ave. on Stough Canyon fire road. 610 Comment
  POM177155  Nemophila pedunculata Ralph Hoffmann 1931-6-6 s.n. Los Angeles Alamo Creek, orthern Los Angeles Comment
  RSA631363  Nicotiana attenuata Louis C. Wheeler 1967-9-4 10681 Los Angeles Camp Lupine, Prairie Fork. 1982 Comment
  RSA749243  Nicotiana attenuata R. G. Swinney 2005-8-11 8468 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA597197  Nicotiana attenuata Tim S. Ross, Peter Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3726 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  CAS-BOT-BC231564  Nicotiana glauca J. H. Thomas 1956-9-29 6460 Los Angeles Pasadena. Behind Devil's Gate Dam Comment
  RSA668160  Nicotiana glauca Don Jillson 1961-3-19 s.n. Los Angeles Scholl Canyon. 290 Comment
  RSA720245  Nicotiana glauca LeRoy Gross 2007-4-27 2654 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  LA51853  Nicotiana glauca Virginia Mars; 1951-3-10 sn Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon Comment
  LA94877  Nicotiana glauca K. Larson; J. Neel 1950-4-2 32 Los Angeles SANTA MONICA MOUNTAINS, Mulhollanbd Dr 5 mi west of intersection with Beverly Glen. Comment
  SEINET12274552  Nicotiana glauca Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  SBBG70587  Nicotiana quadrivalvis R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR252576  Nicotiana quadrivalvis R. G. Swinney 2010-5-11 12668 B 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
  SEINET10696862  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3935 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET3156852  Nitrophila occidentalis G. B. Grant 841 Los Angeles Santa Monica Comment
  UC7443  Nitrophila occidentalis J. Burtt Davy May 9 1896-May 24 1896 2249 Los Angeles margin of Dry Lake Antelope Valley Comment
  CAS-BOT-BC71175  Notholaena californica Larry Kiefer 1963-3-3 442 Los Angeles along W. fk, San Gabriel Riv., from c. 1/4 mi W of hgwy 39 to end of bluff 243 Comment
  RSA686407  Notholaena californica L. C. Wheeler 1932-6-26 878 Los Angeles San Gabriel Canyon 304 Comment
  UC153580  Oenanthe sarmentosa LeRoy Abrams 1902-6 2526 Los Angeles Ballona creek near Mesmer; Ballona creek Comment
  CAS-BOT-BC167055  Oenothera californica Paul F. Covel 1938-4-19 1194 Los Angeles Near Lancaster, NE L. Angeles Co. Comment
  RSA230706  Oenothera californica subsp. californica Robert F. Thorne, M. Z. Thorne 1969-7-10 38439 Los Angeles San Gabriel Mountains, Angeles National Forest: N of Jackson Lake 1860 Comment
  RSA601134  Oenothera laciniata Louis C. Wheeler 1946-5-26 6212 Los Angeles El Monte. 2002 North Durbee Road. Comment
  POM12647  Oenothera speciosa P. A. Munz 1921-05 4560 Los Angeles Between Chino & Pomona. 274 Comment
  SEINET10478708  Opuntia X occidentalis John Milton Bigelow 1854-3-19 Bigelow s.n. Los Angeles Near Los Angeles. Comment
  RSA0010372  Opuntia littoralis var. austrocalifornica Lyman Benson 1953-6-3 15132 Los Angeles Southeast of Indian Hill, Claremont. Pacific Slope drainage area. 427 Comment
  SEINET10927403  Orcuttia californica Alan A. Beetle 1946-1 Los Angeles Comment
  RSA651298  Orobanche fasciculata Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 28 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA402078  Orthocarpus purpurascens M. B. Dunkle 1932-6-2 2166 Los Angeles Santa Catalina Island. White's landing Comment
  RSA0048360  Orthocarpus purpurascens Elwood Fordham 1951-3-15 s.n. Los Angeles Topanga, Anderson's Place, Robinson Road. 274 Comment
  UC894264  Osmadenia tenella Alice Eastwood 1906-5-24 Los Angeles Garvanza Lake Tahoe Region Comment
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Jan 11 2015
  POM68648  Osmorhiza brachypoda Marcus E. Jones 1924-4-16 s.n. Los Angeles Stoddard Canon. Mouth of San Antonio Canyon. Comment
  SEINET10666036  Osmunda regalis Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2543 Los Angeles City of Los Angeles. Little Tokyo. Enbun Market, 124 Japanese Village Plaza. Comment
  RSA628556  Oxalis albicans subsp. pilosa Louis C. Wheeler 1967-8-27 10566 Los Angeles San Gabriel Mountains: Angeles National Forest: Widman Ranch, Coldwater Canyon. 1189 Comment
  UCD111000  Oxalis pilosa P. B. Kennedy 1928-3-28 s.n. Los Angeles ridge above golf links, Avalon, Santa Catalina. Comment
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Apr 4 2014
  RSA776548  Oxytheca caryophylloides Orlando Mistretta, Christine Mistretta 2010-6-15 5323 Los Angeles Upper Big Tujunga canyon; Lynx Gulch. Along Lynx Gulch Road, 0.44 road miles N of junction with Upper Big Tujunga Canyon Road. 1018 Comment
  RSA773984  Oxytheca trilobata R. G. Swinney 2009-7-22 11316 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UCR248299  Oxytheca trilobata Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 400 Los Angeles San Gabriel Mountains, Road 7N23, Liebre Mountains 1484 Comment
  RSA473132  Packera breweri C. Epling, L. C. Wheeler 1933-6-4 1848 Los Angeles Sandbergs near Quail Lake. 1311 Comment
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Jan 25 2012
  RSA473133  Packera breweri Anstruther Davidson 1895-5-3 s.n. Los Angeles Gorman Station Comment
  JEPS81720  Packera ionophylla Rimo Bacigalupi with Reino Alava 1958-7-20 6423 Los Angeles about 1.0 mi w Cedar Spring (n face of ridge, upper slopes of canyon); San Gabriel Mts, Angeles NF, Kratka Ridge, Little Rock Creek 2072 Comment
  CHSC95431  Paeonia californica LeRoy Gross 2002-2-24 487 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Northwest side; Entered at the corners of Ledge Ave. and Tuxford St. off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Low +- rounded foothills of Coastal sage scrub, horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow hills, where Sunland Blvd. runs through. 351 Comment
  POM156309  Paeonia californica L. R. Abrams 1903-3-11 3112 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  RSA592893  Paeonia californica Louis C. Wheeler 1967-4-30 9226 Los Angeles Limekiln Canyon 564 Comment
  RSA562905  Panicum capillare Gary D. Wallace 1979-5-2 1837 Los Angeles Arcadia: Vacant lot, SW corner of Baldwin Ave. and Foothill Blvd. Comment
  RSA603228  Panicum capillare L. C. Wheeler 1932-9-19 1398 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  RSA653700  Papaver californicum Valerie L. Soza, Laura Moore 2000-5-10 857 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  UC50121  Papaver californicum A. J. McClatchie 1893-4-28 3 Los Angeles near Pasadena Comment
  UCR200159  Papaver californicum Valerie Soza, Laura A. Moore 2000-5-10 857 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
  UCR68913  Parietaria hespera var. hespera Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4241 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCR95467  Parietaria hespera var. hespera L. C. Wheeler 1967-4-30 9227 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  RSA604147  Parnassia cirrata Louis C. Wheeler 1970-9-10 s.n. Los Angeles San Gabriel Mountains: South Fork Alder Gulch. 1677 Comment
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Feb 6 2008
  SEINET239059 Image available Paspalum dilatatum Scott D. White 1997-5-8 5069 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom adjacent slopes below Morris Dam. (USGS 7.5' Azusa quad) 275 Comment
  RSA591405  Paspalum distichum L. C. Wheeler 1931-9-6 148 Los Angeles Puddingstone Dam 274 Comment
  UCR117411  Passiflora caerulea Chet McGaugh 1999-12-20 s.n. Los Angeles Puente Hills, La Mirada Creek, just below Hacienda Country Club on east road in golf course, La Habra Heights 171 Comment
  UCR199944  Passiflora caerulea Scott D. White, Justin Wood 2008-5-19 12018 Los Angeles Los Angeles Basin, Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor 70 Comment
  SEINET10886020  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 441 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #103 in Honduras Comment
  UC166837  Pectocarya anisocarpa Geo. B. Grant 1906-4-18 913 Los Angeles Pasadena Comment
  CDA999  Pectocarya linearis var. ferocula D. G. Kelch 1991-3-23 1306 Los Angeles Catalina Island. East of Avalon. Comment
  UCR149811  Pectocarya penicillata Scott D. White, Michael Honer 2004-3-30 9966 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  UCR273040  Pectocarya penicillata R. G. Swinney 2011-5-19 14795 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  RSA681299  Pectocarya penicillata LeRoy Gross, Valerie Soza 2003-5-15 915 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place., Just east of where we started. 366 Comment
  UC56410  Pedicularis densiflora Ernest Braunton Feb 1903 809 Los Angeles n slope of Santa Monica Hills Comment
  CAS-BOT-BC67702  Pellaea andromedifolia LeRoy Abrams 1903-3-13 3121 Los Angeles San Gabriel Canyon Comment
  UC42641  Pellaea andromedifolia O. D. Allen 1884-12-25 4 Los Angeles bank of the Arroyo Seco near Pasadena Comment
  RSA688935  Pellaea mucronata subsp. californica T. R. Pray 1956-11-17 1059 Los Angeles Crest of San Gabriel Mountains, E. of Lily Springs 2591 Comment
  RSA686897  Pellaea mucronata var. mucronata T. R. Pray 1960-6-16 1661 Los Angeles Along Crest Road, San Gabriel Mountains, four miles east of Mt. Wilson turnoff 1982 Comment
  RSA686910  Pellaea mucronata var. mucronata Albert J. Perkins 1920-3-6 s.n. Los Angeles San Gabriel Moutains, Trail to Opido Camp Comment
  CDA2288  Pennisetum villosum G. C. Fleischman Sep 1946 Los Angeles Los Angeles - street. 0 Comment
  CHSC101199  Penstemon centranthifolius Sula Vanderplank; LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -40 Los Angeles Transverse Ranges; San Gabriel Mountains region: off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains, near Shoemaker Canyon. 1444 Comment
  PASA858  Penstemon centranthifolius Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  SEINET10295037  Penstemon centranthifolius Steve Boyd, Lauren Raz 1997-4-16 9510 Los Angeles Liebre Mts Region: Lower Apple Cyn, due E of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and I-5 853 Comment
  SEINET13387026 Image available Penstemon centranthifolius R. G. Swinney 2011-1 15169 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  RSA191022  Penstemon centranthifolius Robert F. Thorne 1963-5-15 31679 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  RSA408057  Penstemon grinnellii Robert Gustafson 1978-6-1 947 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
  UCR146695  Penstemon grinnellii Scott D. White 2004-8-20 10738 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  NY601209  Penstemon grinnellii var. grinnellii A. D. E. Elmer 06 1902 3615 Los Angeles Acton Comment
  SEINET7067005  Penstemon grinnellii var. scrophularioides J. L. Crane, Payam M. Fallah 2003-7-9 Mar- 91 Los Angeles Along the Angeles Crest highway (Route 2). San Gabriel Mountains. Coordinate datum: NAD27. UTM Zone 11, 428148mE, 3802896mN. Comment
  RSA191023  Penstemon heterophyllus var. heterophyllus Robert F. Thorne 1963-7-11 32787 Los Angeles Near junction of road to Upper Shake Campground and Lake Hughes-Gorman road, Angeles National Forest. Comment
  RSA749084  Penstemon rostriflorus R. G. Swinney 2005-8-11 8455 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  UC27506  Penstemon spectabilis var. spectabilis Harley P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  RSA0062909  Pentagramma triangularis H. J. Thompson 1959-3-31 1915 Los Angeles Santa Monica Mountains: 2 miles south-west of Seminole Hot Springs about 2 miles south-west of Cornell. 396 Comment
  RSA0066057  Pentagramma triangularis D. Propst, M. Hoefs 1973-2-5 1 Los Angeles Santa Catalina Island: Southeast of Wrigley Memorial in Upper Avalon Canyon. 244 Comment
  RSA586640  Perideridia pringlei Orlando Mistretta 1995-6-1 1767 A Los Angeles San Gabriel Mountains. Carr Canyon. 1021 Comment
  SBBG125051  Perideridia pringlei A. Parikh, N. Gale 2010-5-25 3219 Los Angeles E Liebre Mtns, Sierra Pelona, 5.4 km W of State Hwy 14, 2.0 km SW of California Aqueduct 1134 Comment
  CAS-BOT-BC73753  Peritoma arborea var. arborea Louis C. Wheeler 1931-11-23 367 Los Angeles Floatstone Quarry, 4 mi. SE Redondo Beach 76 Comment
  SBBG95228  Perityle emoryi M. B. Dunkle 1928-4-29 1902 Los Angeles Little Harbor 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
  OBI70448  Phacelia brachyloba David J. Keil 1992-4-24 s.n. Los Angeles Outskirts of Lancaster along Ave. 1 700 Comment
  UCR150622  Phacelia cicutaria var. hispida Scott D. White 1997-5-8 5071 Los Angeles San Gabriel Mtns, San Gabriel River Canyon, N of Azusa. Canyon bottom and adjacent slopes below Morris Dam 305 Comment
  UCR205082  Phacelia cicutaria var. hispida R. G. Swinney 2008-4-10 8629 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir 463 Comment
  POM127072  Phacelia davidsonii George B. Grant 1902-06 957 Los Angeles Summit of Mt. Wilson. 1829 Comment
  RSA780004  Phacelia distans R. G. Swinney 2009-4-7 10290 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  SD139561  Phacelia distans Jon Rebman, Jonathan Dunn 1996-4-29 3102 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 10 Comment
  UC1211123  Phacelia distans Huron H. Smith 1912-4-23 4806 Los Angeles Eagle Rock 213 Comment
  POM3768  Phacelia distans O. W. Robinson 1916-3-10 s.n. Los Angeles Wash near Greek Theater, Claremont. Comment
  RSA639565  Phacelia distans Louis C. Wheeler 1967-5-23 9672 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  RSA650559  Phacelia distans Jim Moon 1948-3-27 s.n. Los Angeles growing on west side of Bass Cleft Ranch, 3 1/2 mi. N/W of San Dimas 213 Comment
  SD75541  Phacelia distans M. B. Dunkle 1939-4-2 7212 Los Angeles San Clemente Island; on northwest slope at southeast point of island. Comment
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Jul 26 2016
  LA205634  Phacelia douglasii F. R. Fosberg; 1932-3-28 8064 Los Angeles El Segundo 4 Comment
  POM4487  Phacelia douglasii H. M. Hall 1902-5-1 3063 Los Angeles Vicinity of Elizabeth Lake 1067 Comment
  UCR259903  Phacelia douglasii R. G. Swinney 2010-6-1 13083 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
  RSA0082827  Phacelia fremontii R. G. Swinney 2010-5-19 12777 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA518017  Phacelia fremontii Steve Boyd, Orlando Mistretta 1986-3-31 1555 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA617863  Phacelia fremontii Walter Wisura 1998-4-3 5120 Los Angeles San Gabriel Mts: Bob's Gap Road, just N of Holcomb Ridge. Comment
  UCR150623  Phacelia grandiflora Scott D. White 1997-5-8 5097 Los Angeles Transverse Ranges; San Gabriel Mts region, San Gabriel River Canyon: State Hwy 39 N of Azusa; mountain slopes above San Gabriel Reservoir Comment
  RSA428004  Phacelia imbricata subsp. imbricata I. M. Johnston 1917-7-1 1443 Los Angeles Brown s Flat Comment
  UC1228374  Phacelia imbricata subsp. imbricata L. R. Heckard 1956-6-30 776 Los Angeles near Padua Hills (ne of Claremont); foothills of San Gabriel Mountains Comment
  RSA587258  Phacelia longipes Orlando Mistretta 1994-5-13 1209 Los Angeles San Gabriel Mts, Little Rock Creek. 1067 Comment
  UC1400399  Phacelia longipes Robert F. Thorne and Carlos Munoz 1969-6-17 38029 Los Angeles San Antonio Canyon San Gabriel Mts., Angeles National Forest (lower end, e-facing slope along road) 762 Comment
  RSA0038710  Phacelia minor R. G. Swinney 2010-3-22 12003 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR205083  Phacelia minor R. G. Swinney 2008-4-10 8630 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lodi Canyon, west of San Dimas Reservoir 463 Comment
  RSA279101  Phacelia minor Robert F. Thorne 1971-4-9 41548 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  RSA428063  Phacelia minor Anstruther Davidson 1906-06 s.n. Los Angeles Glendale. Comment
  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
  RSA310140  Phacelia mohavensis Wayen E. Sawyer 1981-6-16 52 Los Angeles Lily Spring. 2454 Comment
  UCR209904  Phacelia mohavensis R. G. Swinney 2008-7-24 9288 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCD120672  Phacelia ramosissima G. R. Ballmer; G. Pratt 1986-3-25 s.n. Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles International Airport. 6 Comment
  UCR180005  Phacelia ramosissima R. G. Swinney 1996-8-7 5209 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  RSA428239  Phacelia viscida J. Aug. Kusche 1929-5-16 s.n. Los Angeles Beverly Terrace, ridge of Hollywood Hills 335 Comment
  SFV3036  Phacelia viscida K. A. Wilson 1961-3-18 1043 Los Angeles Santa Monica Mountains Latigo Canyon Road, 2 miles south of Mulholland Highway on disturbed, roadside banks. 580 Comment
  CAS-BOT-BC258853  Phalaris aquatica Barbara Shervanick 1974-5-23 1433 Los Angeles Western Ridge of Lodi Canyon, just north of county juvenile camp. San Gabriel Mt. Range, Pacific Drainage Area 426 Comment
  CATA836  Phalaris aquatica Mark L. Hoefs 1991-6-26 1435 Los Angeles Santa Catalina Island: Bulrush Canyon 335 Comment
  RSA578139  Phalaris aquatica Timothy S. Ross 1993-5-19 7170 Los Angeles Western San Gabriel Mountains: ca 120 meters ESE of Wilson Canyon Saddle along old Forest Service loop road. 960 Comment
  SD90634  Phalaris lemmonii Robert F. Thorne 1966-4-17 36090 Los Angeles San Clemente Island; near reservoirs between Boulder & Horton, NE side of the island 487 Comment
  UC205648  Phalaris lemmonii I. M. Johnston 1917-4-11 Los Angeles Nigger Slough [Laguna Dominguez] Comment
  RSA356916  Phalaris minor F. R. Fosberg 1931-4-13 S 4595 Los Angeles Pebble [Pebbly] Beach wash, Santa Catalina Island. 10 Comment
  UCD89264  Phalaris minor Robert F. Thorne; P. Everett 1965-5-11 34531 Los Angeles Santa Catalina Island. E side of Catalina Harbor. 45 Comment
  CAS-BOT-BC219547  Pholisma arenarium Dwight Pierce 1941-1-1 s.n. Los Angeles At El Segundo Comment
  RSA459250  Pholistoma auritum L. E. Hoffman 1929-5-5 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  RSA595422  Pholistoma auritum Mark Hoefs, Robert F. Thorne 1996-4-6 2645 Los Angeles Santa Catalina Island. Renton Mine Road. 244 Comment
  UCSB7325  Pholistoma auritum Wedberg, Lee 1954-5-16 Los Angeles Mandeville Can. 60 Comment
  UCR60535  Pholistoma membranaceum R. F. Thorne, W. Wisura, S. Granger, Pamela Burton 1982-4-20 54999 Los Angeles San Gabriel Mountains, grassy slopes above Little Rock Creek, below dams 976 Comment
  RSA3551  Pholistoma racemosum Carl B. Wolf 1932-5-9 3495 Los Angeles Along the road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island. 305 Comment
  SD28071  Pholistoma racemosum Carl B. Wolf 1932-5-9 Los Angeles Santa Catalina Island. Along road to Renton Mine, about due west of Pebbly Beach. 305 Comment
  UC455948  Pholistoma racemosum I. J. Condit 1911-3-27 Los Angeles Santa Catalina Island Comment
  UC1971391  Phoradendron juniperinum subsp. libocedri Louis C. Wheeler 1946-8-25 6239 Los Angeles San Gabriel Mountains; Pine Flats, north end. Comment
  RSA725924  Phoradendron villosum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale 2003-4-30 26242 Los Angeles Western San Gabriel Mtns.: Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 366 Comment
  UC519970  Phoradendron villosum Louis Wheeler 1933-2-22 1473 Los Angeles San Gabriel Mts., Little Rock Creek 1066 Comment
  POM223069  Phyla nodiflora Louis C. Wheeler 1933-7-7 1925 Los Angeles Lexington Wash near El Monte. 73 Comment
  CAS-BOT-BC451998  Phyllospadix scouleri Robert F. Thorne 1966-4-16 36040 Los Angeles San Clemente Island: sea bluff between Seal Cove and Eel Point (2/3 mile SSE of Point), SW side of island. 0 Comment
  RSA682967  Phyllospadix torreyi E. Yale Dawson 1957-3-11 16268 -a Los Angeles Lunada Bay, Palos Verdes, Los Angeles Co. Comment
  UC574966  Phyllospadix torreyi C. Epling and Wm. Robison 1933-11-18 Los Angeles near Redondo; Malaga Cove Comment
  UCR217421  Picris echioides R. G. Swinney 2009-3-10 10065 Los Angeles San Gabriel Mtns. Foothills, Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA86531  Pinus flexilis F. W. Peirson 3997 Los Angeles Blue Ridge 2591 Comment
  RSA682606  Pinus halepensis Valerie Soza, Bill Hoghead, Amber Maurice 2003-5-17 s.n. Los Angeles Transverse Ranges; San Gabrield Mountains region: Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena. 915 Comment
  RSA700385  Pinus lambertiana Tim Thibault 2003-9-21 55 Los Angeles Mt. Williamson on Pacific Crest Trail 2500 Comment
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Aug 11 2014
  UCR190904  Pinus monophylla R. G. Swinney 1998-7-2 6223 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA169007  Pinus ponderosa Mark Parratt 1964-4-8 622 Los Angeles Charlton Flats Recreation Area, Angeles Crest Highway 1646 Comment
  RSA384448  Pinus ponderosa V. V. Giles 1936-7-5 s.n. Los Angeles Crystal Lake 1738 Comment
  RSA631080  Piperia cooperi Louis C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island: 0.3 mile SSE Isthmus Bench Mark. 122 Comment
  RSA304258  Piperia cooperi James R. Shevock 1970-5-3 178 Los Angeles Decker Canyon [near Agua Dulce Canyon, San Gabriel Mountains] 244 Comment
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Sep 17 2015
  CAS-BOT-BC254414  Piptatherum miliaceum A. J. McClatchie 1896-8-20 1222 Los Angeles Near Los Angeles Comment
  RSA598301  Piptatherum miliaceum L. C. Wheeler 1970-5-22 s.n. Los Angeles Los Angeles. Vignes St. between Ramirez and Macy. Comment
  RSA755582  Piptatherum miliaceum R. G. Swinney 2008-7-12 9174 Los Angeles San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  RSA750238  Pistacia atlantica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37078 Los Angeles west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  UCR216684  Plagiobothrys collinus Dan S. Cooper 2010-5-13 510- 44 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., northern base of Burbank Peak, Griffith Park 322 Comment
  SD90554  Plagiobothrys collinus var. gracilis Robert F. Thorne 1973-4-11 42783 Los Angeles San Clemente Island; plateau in Middle Ranch area at head of Middle Ranch Canyon. 427 Comment
  UCR177278  Plagiobothrys nothofulvus Scott D. White, Michael Honer 2003-5-7 9203 Los Angeles Liebre Mountains, Tapia Canyon, c. 2 air mi east of the Hwy 5 junction with 'Old Ridge Route 457 Comment
  POM47626  Plantago erecta L. R. Abrams 1901-4-1 1210 Los Angeles Ballona Harbor. Comment
  RSA618727  Plantago erecta Scott D. White 1998-5-19 6516 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  UCR229525  Plantago erecta Dan S. Cooper 2011-3-8 311- 37 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA82079  Plantago erecta W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  CATA2045  Plantago lanceolata Steven A. Junak, Mark Hoefs, Lisa Stratton 1998-6-11 717 Los Angeles Santa Catalina Island: Along horse trail/fire road on E side of Avalon Canyon, above golf course 134 Comment
  CAS-BOT-BC93176  Platanus racemosa Geo. B. Grant 1904-4-16 1007 Los Angeles Los Angeles. Comment
  SEINET3162997  Platystemon californicus G. B. Grant 1008 Los Angeles Pasadena Comment
  RSA751479  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-27 08 -387 Los Angeles City of Malibu, ocean bluff W of El Matador State Park. 2 Comment
  CAS-BOT-BC326615  Pluchea sericea Geo. B. Grant 1901-4-9 s.n. Los Angeles East beach, Avalon Comment
  UC829263  Pluchea sericea Ezra C. Knopf 494 Los Angeles Santa Catalina Island Comment
  UCR65244  Pluchea sericea F. R. Fosberg 1931-4-3 S- 04479 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach 2 Comment
  RSA484173  Poa annua Geo. L. Moxley 1919-4-5 687 Los Angeles Exposition Park Comment
  SEINET213152 Image available Poa nevadensis Larry C. Higgins 1974-4-11 8441 Los Angeles 4 miles east of Pearblossom on hwy 18; Comment
  UCR204415  Poa pratensis R. G. Swinney 2001-9-15 8175 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  UCR113665  Poa pratensis subsp. pratensis L. C. Wheeler 1968-6-14 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Spring on north side of Blue Ridge by Guffy Camp Comment
  SEINET10822309  Poa scabrella Carl C. Epling 1925-1 Epling s.n. Los Angeles Arroyo Seco near Pesoduia Neay. Comment
  CAS-BOT-BC237686  Poa secunda Elizabeth A. Kellogg; Elizabeth L. Taylor 1980-5-25 321 Los Angeles On and above cutbank on county road N2 1219 Comment
  RSA0093463  Poa secunda Richard G. Swinney 2011-6-7 15062 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy.2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  RSA715207  Poa secunda Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1940 Los Angeles Fort Tejon Road. Comment
  UCR131390  Polycarpon tetraphyllum Alison Lipman 1998-7-2 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
  RSA250081  Polygonum arenastrum Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42181 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: Jackson Lake 1875 Comment
  UC466032  Polygonum aviculare subsp. aviculare Geo. B. Grant 1906-9-1 7172 Los Angeles Catalina Is. Comment
  POM244934  Polypodium californicum F. R. Fosberg 1931-4-13 R 87 Los Angeles Santa Catalina Island. Pebble Beach Canyon, right fork. 75 Comment
  SBBG107225  Polypodium californicum J. Rebman, J. Dunn 1996-4-28 3100 Los Angeles Eagle Cyn on SE side of island 150 Comment
  SBBG17995  Polypodium californicum E. R. Blakley 1963-4-7 5513 Los Angeles S side Middle Ranch Cyn, 0.5 mi below Eagles Nest 152 Comment
  CAS-BOT-BC71895  Polypodium californicum Geo. L. Moxley 1914-5-30 s.n. Los Angeles Scholl's Canyon, San Rafael Hills Comment
  POM12491  Polypodium californicum M. L. Kendall 1921-3-19 72 Los Angeles Puddingstone Canyon, San Dimas Comment
  UCSB62309  Polypodium californicum Kiefer, Lawrence 1966-12-10 Los Angeles San Gabriel Mtns., SW Solemint, Sand Canyon, ca. 1mi E of Live Oak Campground 670 Comment
  UCSB62760  Polypodium californicum Kiefer, Lawrence 1963-11-10 Los Angeles Puddingstone Canyon, S of end of Cataract St., San Dimas 182 Comment
  LA10112  Polypogon monspeliensis A. M. Johnson; 1932-5-30 4091 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  RSA600197  Polypogon monspeliensis Steve Boyd, Lauren Raz 1997-5-29 9911 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  RSA747356  Polypogon monspeliensis R. G. Swinney 2008-6-9 8952 Los Angeles San Gabriel Mtns.: Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  SBBG59504  Polypogon monspeliensis M. N. Ackley -Jun-1927 12 Los Angeles Sycamore Park 228 Comment
  RSA533419  Polypogon viridis Timothy S. Ross 1991-4-21 4528 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  RSA733136  Polystichum imbricans subsp. imbricans R. G. Swinney 1998-8-1 6618 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
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Mar 14 2010
  SEINET11714697  Polystichum munitum Unknown 1936-1 12591 Los Angeles Westwood, Los Angeles Comment
  RSA802444  Polystichum scopulinum Orlando Mistretta, Cher Batchelor 2011-7-27 6000 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  LA212147  Populus fremontii Elwood Fordham; 1951-4-20 s.n. Los Angeles Chatsworth Hills, near lake. Comment
  POM802  Portulaca oleracea D. L. Crawford 1915-6-27 s.n. Los Angeles Claremont. Comment
  SEINET3892555  Potamogeton foliosus var. foliosus Louis C. Wheeler 1950-9-23 6793 Los Angeles San Gabriel Mountains: Paloma Flat. Big Tujunga Canyon.; 0 561 Comment
  SEINET10628875  Prunus domestica Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3759 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  SEINET10628868  Prunus domestica Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2579 Los Angeles City of San Gabriel. Howie's Ranch Market, 6580 N. San Gabriel. Comment
  UCR220158  Prunus fasciculata R. G. Swinney 2009-4-2 10262 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  POM156210  Prunus ilicifolia L. R. Abrams 1903-6-3 2551 Los Angeles Sepulveda canyon. Comment
  UCR153555  Prunus ilicifolia A. C. Sanders 2005-5-11 30185 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  UCR179270  Prunus ilicifolia R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.4 miles east of Glendora Mtn. Rd. 366 Comment
  RSA251407  Prunus lyonii Robert F. Thorne 1966-4-17 36110 Los Angeles San Clemente Island: Large shrubs growing on steep S-facing canyon side near bottom of Box Canyon NW of Horse Canyon, SW of Thrist. 152 Comment
  RSA3538  Prunus lyonii Carl B. Wolf 1932-5-9 3482 Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  UCR73419  Prunus lyonii T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5278 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  RSA609120  Prunus persica var. persica Louis C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: Below Silver Fish Truck Trail, first canyon south of Water Canyon. 610 Comment
  UC1128481  Prunus virginiana var. demissa A. E. Wieslander 1928-4-17 20 Los Angeles near Vincent (Angeles National Forest); Angeles National Forest 1219 Comment
  POM358735  Pseudognaphalium biolettii Larry E. DeBuhr 1977-4-17 2583 Los Angeles Santa Catalina Island, Ridge SE of Shark Harbour Comment
  RSA0058226  Pseudognaphalium biolettii Richard G. Swinney 2010-4-23 12352 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  SBBG51803  Pseudognaphalium biolettii M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SD66903  Pseudognaphalium biolettii R. Mitchel Beauchamp 1967-3-20 363 Los Angeles Santa Catalina Island; south of Avalon. Comment
  SFV3942  Pseudognaphalium biolettii R. L. Armacost May 1934 139 dup. Los Angeles Playa del Rey. Hills east of Loyola University. 45 Comment
  UC485716  Pseudognaphalium biolettii Crawford and Hiatt 1916-3-28 701 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC356557  Pseudognaphalium biolettii Peter H. Raven 1959-2-15 13786 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Beverly Glen Canyon 2.6 miles north of Sunset Boulevard 213 Comment
  SD52938  Pseudognaphalium biolettii Peter H. Raven 1962-4-10 17251 Los Angeles San Clemente Island; 2.0 miles north of Thirst. 519 Comment
  UCD135043  Pseudognaphalium biolettii J. Warren 1952-3-24 s.n. Los Angeles Faculty Hill, UCLA. 121 Comment
  LA202449  Pseudognaphalium microcephalum Arthur C. Gibson; 2003-8-3 4938 Los Angeles Simi Hills, Box Canyon, hiking trail along Box Canyon Rd, ca 0.3 km S of Pioneer Pass 496 Comment
  SEINET10567976  Pteris David B. Dunn 1955-1 Dunn 11877 Los Angeles Cultivated at Gelndora, CA. Comment
  UC1440259  Pteris tremula L. L. Kiefer 1967-4-15 3277 Los Angeles n of Monrovia (ca. 1/8 mi above the falls); San Gabriel Mts, Monrovia Canyon 579 Comment
  CLARK-A1528-3792  Pterostegia drymarioides 1929-5-20 Los Angeles San Gabriel Mountains Comment
  RSA657161  Pterostegia drymarioides Joseph M. Keefe 1978-4-28 22815 A Los Angeles Verdugo Mountains; Henderson Canyon Creek, 0.5 Km west of Lockerbie Road on Whitting Woods Road, La Crescenta. 427 Comment
  RSA702696  Pterostegia drymarioides Scott D. White, Pam De Vries 2004-5-18 10405 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  CAS-BOT-BC421190  Pterostegia drymarioides Wesley O. Griesel 1961-6-8 s.n. Los Angeles State Highway #2, near La Canada [Canada], San Gabriel Mts. 609 Comment
  RSA517862  Purshia glandulosa Steve D. Boyd, Orlando Mistretta 1986-3-31 1518 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA451430  Purshia tridentata var. glandulosa Bonnie C. Templeton 1947-5-21 6267 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  RSA747198  Pycnanthemum californicum R. G. Swinney 2005-8-5 8385 Los Angeles Big Rock Creek at Paradise Springs. 1439 Comment
  UCR152539  Pyracantha koidzumii A. C. Sanders, Lee Jones 2005-4-8 29343 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  UCR50079  Pyracantha koidzumii A. C. Sanders 1987-7-22 7148 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  POM273499D  Quercus berberidifolia A. E. Gallup 1947-10-17 65 Los Angeles mouth of Monrovia canyon in wash, San Gabriel Mt. 229 Comment
  RSA723066  Quercus berberidifolia LeRoy Gross 2007-5-16 2734 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  POM2096  Quercus chrysolepis C. F. Baker 1909-3-20 5240 Los Angeles San Gabriel Mountains near Claremont. Comment
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Oct 10 2009
  SFV869  Quercus chrysolepis R. L. Armacost 1962-10-6 1510 Los Angeles San Gabriel Mountains San Gabriel Mountains, Upper San Antonio Canyon near Claremont Comment
  UC1135408  Quercus chrysolepis R. St. John 1930-2-14 92 Los Angeles Head East Canyon Santa Susana Quad. 731 Comment
  RSA0040133  Quercus durata var. gabrielensis Orlando Mistretta 1995-1-9 1955 Los Angeles East Fork San Gabriel River Canyon. Near Glendora Mountain Road about 4 miles W of Jct. with Mt. Baldy Road. 1418 Comment
  RSA226206  Quercus durata var. gabrielensis Gary D. Cromwell 1971-4-21 524 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora 488 Comment
  RSA604320  Quercus durata var. gabrielensis Louis C. Wheeler 1936-1-19 4072 Los Angeles South slope San Gabriel Mountains, just above Pottinger Sanitarium. 305 Comment
  RSA653369  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 307 Los Angeles Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek 762 Comment
  POM6465  Quercus engelmannii P. A. Munz, L. T. Street, G. Williams 1919-4-19 2494 Los Angeles Lone Hill, San Dimas Comment
  RSA476791  Quercus engelmannii J. R. Brown 1937-10-24 s.n. Los Angeles Tournament Park, Pasadena Comment
  RSA610962  Quercus engelmannii Louis C. Wheeler 1936-1-19 4074 Los Angeles Monrovia: Edge of San Gabriel Mountains, just above Pottinger Sanitarium. 290 Comment
  RSA610963  Quercus engelmannii Louis C. Wheeler 1936-1-19 4071 Los Angeles Monrovia: Edge of San Gabriel Mountains, just above Pottinger Sanitarium. 290 Comment
  UC130547  Quercus engelmannii Geo. B. Grant 1904-6-14 1091 Los Angeles Monrovia Comment
  UCR91300  Quercus ilex B. G. Pitzer, Paul Gomez 1996-4-28 2747 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  RSA601747  Quercus john-tuckeri Louis C. Wheeler 1966-10-23 9051 Los Angeles San Gabriel Mountains. Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  UC1871276  Quercus john-tuckeri T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 4000 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon; T8N R17W ctr sect 33; elevation 4600-5040 feet. Comment
  UCSB34851  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
  RSA764510  Quercus john-tuckeri Orlando Mistretta, Christine Mistretta 2008-5-1 2586 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 44 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1047 Comment
  UCR168193  Quercus lobata Lyman Benson 1946-10-16 12213 Los Angeles Transverse Ranges; Liebre Mtns., valley just south of second summit north of Castaic (= between 1st and 2 summits), U. S. 99 762 Comment
  UC625054  Quercus pacifica F. R. Fosberg 1931-7-10 S 5374 Los Angeles Eagle's Nest Santa Catalina Island, Middle Ranch Canyon 180 Comment
  UCD14059  Quercus pacifica John M. Tucker 1992-4-1 s.n. Los Angeles California, Los Angeles Co.; Santa Catalina Island, bank above Cherry Valley Creek, roughly 1 1/2 mi. northwest of the isthmus, ca. 1/4 mi. above road, Comment
  CAS-BOT-BC258360  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 230 Los Angeles Santa Catalina Island, Gallagher's Canyon 300 Comment
  RSA188336  Quercus tomentella Robert F. Thorne, Thorne 1966-5-31 36418 Los Angeles Santa Catalina Island, ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon 427 Comment
  RSA190942  Quercus tomentella Robert F. Thorne 1967-5-19 36885 Los Angeles Santa Catalina Island, top of side valley of Sweetwater Canyon. 381 Comment
  RSA488450  Quercus tomentella Mark Hoefs 1974-9-25 546 Los Angeles Santa Catalina Island, Gallagher's Canyon- lower west fork 30 Comment
  SBBG43926  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  RSA0088112  Rafinesquia californica R. G. Swinney 2010-4-30 12452 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
  RSA746959  Rafinesquia californica R. G. Swinney 2008-4-30 8718 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  CDA8525  Rafinesquia californica T. C. Fuller, T. Suzuki 1958-5-9 s.n. Los Angeles Highland Drive & Flintridge, near La Canada. 0 Comment
  SBBG119426  Rafinesquia californica S. D. White with K. Hughes 2000-5-16 7847 Los Angeles foothills near Acton, Arrastre Cyn 976 Comment
  RSA399385  Ranunculus californicus J. W. Holland 1884-4-19 s.n. Los Angeles [Unspecified] Comment
  CAS-BOT-BC378868  Ranunculus californicus var. californicus P. A. Munz 1918-4-5 2019 Los Angeles Pomona, grassy hills Comment
  VVC3078  Ranunculus cymbalaria Tim Thomas, P. J. MacKay 2015-5-10 6620 Los Angeles San Gabriel Mtns, Jackson Lake 1896 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
  SEINET3836582 Image available Ranunculus hebecarpus Marcus E. Jones 1882-5-3 3219 Los Angeles Pasadena Comment
  RSA783291  Raphanus sativus J. D. Olmsted 1958-3-2 9 Los Angeles [City of] Claremont near eastern end of Los Angeles County. Along San Antonio Creek in Blanchard Park on Pomona College campus. 366 Comment
  RSA0116328  Raphanus sativus Steven A. Junak 1999-5-21 SCa- 1000 Los Angeles Santa Catalina Island. Goat Harbor, above E end of beach. 6 Comment
  RSA608062  Raphanus sativus L. C. Wheeler 1931-2-15 s.n. Los Angeles Pomona. Comment
  RSA654729  Raphanus sativus Scott Lowe 1991-5-7 13 Los Angeles San Gabriel river channel, about 50 m. south of the San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  UC1071557  Rhamnus californica F. H. Raymond 1930-1-28 37 Los Angeles Head of Ramera Canyon Triunfo Pass Quad. 670 Comment
  POM122420  Rhamnus californica subsp. californica Marcus E. Jones 1926-5-21 s.n. Los Angeles Mountains near Claremont Comment
  RSA724372  Rhamnus californica subsp. californica K. Dobry 1991-6-13 d- 708 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  POM243719  Rhamnus crocea Carl B. Wolf 1928-3-29 1593 Los Angeles S base of Ridge Route, 1 mile N of Castaic. 396 Comment
  POM2864  Rhamnus crocea L. R. Abrams 1901-4-6 1370 Los Angeles Big Tujunga Wash Comment
  UCSB24624  Rhamnus crocea Wheeler, Louis 1932-4-1 Los Angeles near La Verne 403 Comment
  LA52136  Rhamnus ilicifolia Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles 219 Comment
  LA52145  Rhamnus ilicifolia A. M. Johnson; 1934-4-20 4431 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  POM224200  Rhamnus ilicifolia Annetta Carter 1935-9-8 956 Los Angeles Sierra Madre. 381 Comment
  SFV21391  Rhamnus ilicifolia L. Gross 2002-4-28 535 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Off La Tuna Canyon Road in Santa Monica Mountains Conservancy land, south of 210 Freeway. Second canyon from the trail that starts from La Tuna climbs up and over a ridge to drop down into a this canyon. 549 Comment
  CAS-BOT-BC59847  Rhamnus ilicifolia G. B. Grant 1901-3-3 8972 Los Angeles Loncoln Park. Comment
  UCSB4041  Rhamnus ilicifolia Kamb, Peter 1948-2-14 Los Angeles Upper Sonoran Zone. Little Santa Anita Canyon, San Gabriel Mts 396 Comment
  LA207839  Rhamnus pirifolia C. B. Wolf; 1932-10-5 4236 Los Angeles 1 mi. from Middle Ranch on rd to Black Jack Peak 274 Comment
  SEINET10837528  Rhamnus pirifolia Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4802 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
  UC1302361  Rhamnus pirifolia Robert F. Thorne and P. C. Everett 1964-2-6 33301 Los Angeles Cherry Cove Santa Catalina Island 60 Comment
  UCR68892  Rhamnus pirifolia Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4270 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCR212750  Rhus aromatica Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1760 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 349 Comment
  UCR219400  Rhus aromatica R. G. Swinney 2009-3-25 10160 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  CAS-BOT-BC167918  Rhus integrifolia Le Roy Abrams 1901-4-5 1369 Los Angeles San Fernando Mts. near Chatsworth Park Comment
  HSC12406  Rhus integrifolia Wendell Wood 1970-6-24 41 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  JEPS66245  Rhus integrifolia Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco; Los Angeles Comment
  RSA126737  Rhus integrifolia P. H. Raven 1959-3-15 13854 Los Angeles Santa Monica Mountains. Just east of Zuma Beach, Point Dume. 15 Comment
  SD90471  Rhus integrifolia Robert F. Thorne 1970-3-5 Los Angeles Santa Catalina Island: Upper Avalon Canyon Comment
  UC450916  Rhus integrifolia Fay A. MacFadden 1931-3-20 10 E Los Angeles Tuna Canyon; Verduga Hills 335 Comment
  SEINET10837427  Rhus integrifolia Annetta M. Carter 1935-9-8 Carter 955 Los Angeles Sierra Madre. In bottom of steep-walled canyon. Shrubs 10 ft tall; old bark dark gray smooth; young bark reddish brown, smooth. Comment
  UCR133732  Rhus laurina F. R. Fosberg 1931-7-10 S- 5373 Los Angeles Channel Islands, Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA584020  Rhus ovata T. S. Ross, Steve D. Boyd 1991-4-25 4576 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River. 841 Comment
  SFV2144  Rhus ovata K. A. Wilson 1961-3-11 995 Los Angeles San Gabriel Mountains San Francisquito Canyon Road and Clearwater Canyon. 640 Comment
  LA212305  Rhus ovata Geo. E. Julian; 1963-3-7 s.n. Los Angeles Kellogg Hill , Cal Poly Pomona. Comment
  UC1595429  Rhus trilobata Tim Ross 1992-7-10 6638 Los Angeles Big Tujunga Canyon, 310m e of where Cold Water Canyon meets Big Tujunga Creek (e side of the road to Colby Ranch); San Gabriel Mountains 963 Comment
  RSA403705  Rhus trilobata var. pilosissima Anstruther Davidson 1891-06 s.n. Los Angeles Los Angeles. Comment
  RSA532639  Rhus trilobata var. quinata T. S. Ross 1991-8-14 5749 Los Angeles San Gabriel Mountains, Granite Mountain. 1915 Comment
  CAS-BOT-BC92272  Ribes amarum Tim Ross; Steve Boyd 1991-4-25 4614 Los Angeles San Gabriel Mountains. Lower Graveyard Canyon. 530 Comment
  RSA0083312  Ribes aureum R. G. Swinney 2010-3-22 12028 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA595517  Ribes aureum var. gracillimum Louis C. Wheeler 1969-4-19 s.n. Los Angeles San Gabriel Mountains. Sand Canyon. 526 Comment
  RSA669712  Ribes aureum var. gracillimum LeRoy Gross 2002-2-23 479 Los Angeles Northeast side: Along Beaudry North Mountainway (dirt road) from bottom of Deer Creek this road leads to the main crest of the Verdugo's. Entered at the intersection of Beaudry Blvd. & Beaudry Terrace. 366 Comment
  RSA0089428  Ribes californicum var. californicum R. G. Swinney 2011-3-17 14114 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  CAS-BOT-BC93090  Ribes californicum var. hesperium Louis C. Wheeler 1932-1-16 438 Los Angeles Liveoak Wash. 405 Comment
  CAS-BOT-BC93091  Ribes californicum var. hesperium Louis C. Wheeler 1932-1-16 438 Los Angeles Liveoak Wash. 405 Comment
  LA50719  Ribes californicum var. hesperium A. M. Johnson; 1934-3-24 4387 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 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
  UCR145812  Ribes californicum var. hesperium June Latting 1973-2-24 s.n. Los Angeles San Gabriel Mountains, Monrovia Canyon 549 Comment
  CAS-BOT-BC93394  Ribes cereum H. E. McMinn 1926-7-22 1778 Los Angeles Bear Flat trail to Mount San Antonio. Comment
  RSA788771  Ribes cereum Mark A. Elvin, M. Wall 1997-3-5 363 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 50 m off road. Sandy alluvial wash. 534 Comment
  RSA476144  Ribes cereum var. cereum Anstruther Davidson 1906-06 1498 Los Angeles Big Rock Creek 1524 Comment
  RSA441489  Ribes indecorum Elbert Benjamine 1929-2-10 s.n. Los Angeles Arroyo Seco, above Pasadena. 762 Comment
  UC575002  Ribes malvaceum C. Epling 1934-12-12 Los Angeles near Seminole Hot Springs Comment
  CAS-BOT-BC219299  Ribes nevadense Geo. B. Grant 1902-6-1 1125 Los Angeles Mount Wilson 1828 Comment
  RSA588080  Ribes nevadense Orlando Mistretta 1994-6-1 1297 Los Angeles San Gabriel Mtns, Santiago Canyon, Pacifico Mtn, near top of Santiago Canyon. 1677 Comment
  RSA84838  Ribes nevadense F. W. Peirson 1918-5-26 72 Los Angeles Summit of Mt. Wilson, San Gabriel Mts Comment
  UCR272852  Ribes roezlii R. G. Swinney 2011-7-29 15562 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  CHSC8055  Ribes speciosum Edward L. Smith 1957-3-26 205 Los Angeles Located at Blanchard Park, Pomona College, Claremont. San Gabriel Mts. 381 Comment
  JEPS49311  Ribes viburnifolium W. L. Jepson 1908-7-12 3055 Los Angeles Catalina Island Comment
  CDA34291  Ricinus communis M. O'Brien 2006-10-1 MOB 06 -6 Los Angeles San Gabriel Mountains; East Fork San Gabriel River, 4.7 miles above the dam. Comment
  RSA0073372  Ricinus communis R. G. Swinney 2010-3-16 11957 Los Angeles San Gabriel Mountains/Verdugo Mountains: Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  CAS-BOT-BC362909  Rigiopappus leptocladus Steve Boyd; Lauren Raz 1997-5-1 9645 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon 1511 Comment
  RSA594938  Robinia pseudoacacia Steve Boyd, Lauren Raz 1996-10-8 9003 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 0.9 miles south of junction with Forest Service Road 6N08. 561 Comment
  RSA652727  Robinia pseudoacacia D. Bartholomew 1961-5-20 s.n. Los Angeles San Antonio Dam along the Mt. Baldy Rd. Comment
  RSA723226  Romneya coulteri LeRoy Gross 2007-5-2 2671 Los Angeles Southern base of the range: Debris basin in Wildwood Canyon. Just below area to park. Water during storms can drain off the road and into this basin. 427 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
  SEINET3157409  Rosa californica L. Abrams 1902-6-15 2539 Los Angeles Sepulveda Canyon. Santa Monica Mts. Comment
  UCD113423  Rosa californica Marc Meyer 1993-4-25 24 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 1.5 miles north of Tampa offramp of 118 Fwy. 400 Comment
  SEINET3156854  Roubieva multifida G. B. Grant 1133 Los Angeles collected at Pasadena Comment
  JEPS44759  Rubus leucodermis Frank W. Peirson 1919-6-16 494 Los Angeles South Fork Rock Creek San Gabriel Mts., South Fork Rock Creek 1981 Comment
  RSA86829  Rubus leucodermis F. W. Peirson 1919-6-16 494 Los Angeles S Fork of Rock Creek, San Gabriel Mts. 1982 Comment
  RSA607391  Rubus parviflorus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Buckhorn Flat Campground. 1951 Comment
  OBI70930  Rubus ursinus Steve Boyd 1997-3-25 9314 Los Angeles Liebre Mts Region: Upper end of broad alluvial valley at head of Cienaga cyn, Southern base of liebre Mtn, at end of dirt road leading 1 km NE of Knapp Ranch 1280 Comment
  RSA587091  Rubus ursinus Orlando Mistretta, Steve D. Boyd 1995-5-23 1726 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1372 Comment
  SBBG13782  Rubus ursinus M. A. Piehl 1962-10-3 62532 Los Angeles 0.75 mi E of Middle Ranch, main rd in Middle Ranch Cyn Comment
  RSA561609  Rumex acetosella Steve Boyd, Orlando Mistretta 1993-5-18 8158 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Ridge on eastern side of upper Sombrero Canyon, southwest of the communications facilities. 1006 Comment
  RSA749242  Rumex conglomeratus R. G. Swinney 2005-8-11 8467 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  SBBG127976  Rumex conglomeratus M. L. Hoefs, S. A. Junak 1996-7-9 2718 Los Angeles Middle Ranch Reservoir, Middle Cyn 201 Comment
  UCR24283  Rumex conglomeratus John C. Roos 1942-9-12 1743 Los Angeles Along the coast NW of Santa Monica Comment
  RSA466052  Rumex conglomeratus F. R. Fosberg 1930-6-23 S 2996 Los Angeles Del Rey. 1 Comment
  RSA786395  Rumex conglomeratus Doris Bowers 1957-5-2 619 Los Angeles LaVerne 305 Comment
  UCR195285  Rumex crispus Valerie Soza, LeRoy Gross 2001-5-9 1189 Los Angeles Transverse Ranges: Verdugo Mountains Region, Southern San Rafael Hills, south of Scholl Canyon, Sleepy Hollw Drive to Valle Vista fire road 274 Comment
  RSA466094  Rumex hymenosepalus Bonnie C. Templeton 1931-4-19 s.n. Los Angeles Mint Canyon. Comment
  UC1871341  Rumex hymenosepalus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4999 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCR117674  Rumex obtusifolius Scott D. White 1997-5-21 5210 Los Angeles San Gabriel Mtns., San Gabriel River Canyon: north of Azusa, river wash north of Hwy 39, c. 2 road mi north of Foothill Blvd. 229 Comment
  RSA772371  Rumex salicifolius R. G. Swinney 2009-5-20 10833 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UC557640  Rumex salicifolius var. salicifolius Nell Murbarger Apr 1936 45 Los Angeles w side San Clemente Island Comment
  OBI78192  Rupertia physodes Unknown 1882-5-2 2691 Los Angeles Pasadena Comment
  CAS-BOT-BC454164  Ruppia maritima Geo. B. Grant 1904-6-5 5940 Los Angeles Ballona Marsh Comment
  RSA353675  Sagittaria latifolia Anstruther Davidson 1889-05 s.n. Los Angeles Near Glendale Comment
  RSA763249  Salazaria mexicana Justin M. Wood 2010-5-10 1641 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  RSA703552  Salix exigua Gary D. Wallace, Ann Hiller 1983-5-18 2068 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  RSA0042227  Salix exigua Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-6 3019 Los Angeles Santa Catalina Island: Parson's Landing. 5 Comment
  CAS-BOT-BC133196  Salix gooddingii A. C. Sanders 2003-3-14 25749 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  RSA0105483  Salix gooddingii R. G. Swinney 2011-3-18 14166 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  JEPS14841  Salix laevigata I. W. Clokey and B. C. Templeton 1930-4-8 4724 Los Angeles San Francisquito Canyon 800 Comment
  LA52057  Salix laevigata Carl Hedin; J. A. Ewan 1932-4-22 7619 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, at Radford Dr. 179 Comment
  POM362612  Salix laevigata Blanche Trask 1901-03 s.n. Los Angeles Avalon, Catalina Island. Comment
  POM362613  Salix laevigata I. W. Clokey, Bonnie C. Templeton 1930-4-8 4724 Los Angeles San Francisquito Canyon. 800 Comment
  RSA10990  Salix laevigata Carl B. Wolf 1928-3-29 1580 Los Angeles 2 mi. east of Sandbergs on road to Pine Canyon 1098 Comment
  SD69482  Salix laevigata Robert F. Thorne 1966-4-5 35812 Los Angeles Santa Catalina Island: along small stream in Middle Ranch Canyon below Stage Station SW of Eagles Nest 75 Comment
  UCR126598  Salix laevigata A. C. Sanders, Mark Elvin 2003-8-7 27159 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  POM362597  Salix lasiandra var. lasiandra Louis C. Wheeler 1932-3-10 460 Los Angeles Big Dalton Canyon, San Gabriel Mountains 427 Comment
  SD12586  Salix lasiandra var. lasiandra Edith A. Purer 1935-5-11 6583 Los Angeles Roadside, in ditch Ventura Blvd. near Calabasas Comment
  RSA0065848  Salix lasiolepis LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6779 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC447154  Salix lasiolepis J. Ewan 1931-2-2 4018 Los Angeles near Downey; Rio Honda River Comment
  UC506459  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7640 Los Angeles near Radford Dr. Bridge Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
  UCR194066  Salix lasiolepis R. G. Swinney 1999-5-22 7199 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA92640A  Salix lasiolepis F. W. Peirson 1919-3-30 720 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 457 Comment
  SEINET12003295  Salix lasiolepis Unknown 1934-1 9236 Los Angeles Santa Monica Coast Range Comment
  CAS-BOT-BC128480  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Agoura (Picture City), Santa Monica Mts. - bank of dry creek. Comment
  HSC4514  Salsola gobicola C. E. Fellows 1965-9-7 147 Los Angeles 1 mi. up Angeles Crest Hwy. from Charlton Flats info. station Comment
  RSA608509  Salsola tragus L. C. Wheeler 1930-10-7 s.n. Los Angeles Dr. Huntington's Grove. Comment
  RSA777358  Saltugilia australis Orlando Mistretta, Christine Mistretta 2010-5-19 5117 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCSB42078  Saltugilia splendens Palys, Joe 1978-6-3 Los Angeles Along road on Angeles Crest Highway near Mt. Gleason turnoff 1219 Comment
  RSA0095001  Saltugilia splendens subsp. splendens Orlando Mistretta 1993-6-28 897 Los Angeles San Gabriel Mountains: Angeles National Forest. Table Mountain; Sunrise ski area. Comment
  RSA401636B  Salvia apiana William Emboden 1970-6-12 15 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  SFV21059  Salvia apiana L. Gross, V. Soza 2001-5-31 390 Los Angeles Verdugo Mountains Southeast side of mountains. Ridge north of Dead Horse Canyon. 457 Comment
  POM306200  Salvia apiana Henry J. Ramsey, Henry J. Ramsey 1937-5-16 s.n. Los Angeles Altadena. 305 Comment
  RSA640971  Salvia apiana Louis C. Wheeler 1931-7-7 s.n. Los Angeles 1/4 mile northeast Stoner's: (vicinity of Claremont). Comment
  RSA411365  Salvia carduacea Anstruther Davidson 1890-5-1 s.n. Los Angeles Near Burbank Comment
  RSA0070368  Salvia columbariae R. G. Swinney 2010-3-30 12121 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA647871  Salvia columbariae LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 234 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 549 Comment
  RSA401457B  Salvia columbariae Unspecified 1897-4-18 s.n. Los Angeles San Gabriel [the city of?] Comment
  RSA82935  Salvia columbariae Joseph A. Ewan 1932-5-29 7236 Los Angeles Ridge east of Mount Gleason 1524 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
  UC1124691  Salvia dorrii var. pilosa A. D. Gifford 1935-4-11 550 Los Angeles 3 mi sse Manzana; Tejon Quad. 944 Comment
Read comments
Aug 26 2008
  RSA446319  Salvia leucophylla Geo. L. Moxley, Grinnell 1916-6-15 489 Los Angeles Santa Susana Mtns.: Devil s Canyon. Comment
  SEINET5029996  Salvia leucophylla Unknown 1995-3-31 1308 Los Angeles Los Angeles National Forest. 5 km E of Castaic, along USFS Rd. 5N17 Comment
  CAS-BOT-BC229496  Salvia mellifera A. C. Sanders 2003-3-14 25763 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  LA82008  Salvia mellifera Carl Epling; Lincoln Ellison 1929-8-27 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0035187  Salvia mellifera James S. Burns 1992-5-5 5 Los Angeles 1 mile north on Van Tassel fire road from south access; Angeles National Forest. 457 Comment
  RSA0092552  Salvia mellifera Richard G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14323 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi west of center of Sierra Madre Dam, 0.26 mi (64 degrees) NNW of the trailhead. 451 Comment
  UC1124794  Salvia mellifera F. H. Raymond 1930-1-13 29 Los Angeles Head of Puerco Canyon; Calabasas Quad. 274 Comment
  UCD15672  Salvia mellifera Anne B. Overturf 1989-5-28 20 Los Angeles Eaton Canyon. 365 Comment
  JEPS57256  Sambucus mexicana L. R. Heckard 1968-5-11 1842 Los Angeles along Hwy 6 1.3 mi below Newhall Junction (canyon slope se of Newhall) 518 Comment
  RSA6003  Sambucus mexicana C. B. Wolf 1932-10-5 4238 Los Angeles Santa Catalina Island, 1 mile from Middle Ranch on road to Black Jack Peak. 274 Comment
  UC28623  Sambucus mexicana J. H. Barber 1897-1 304 Los Angeles Santa Monica Exp't Station Comment
  UCR131387  Sambucus mexicana Alison Lipman 1998-5-12 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
  CAS-BOT-BC238725  Sambucus nigra subsp. caerulea Alice Eastwood 1919-6-21 9050 Los Angeles San Fernando Comment
  POM257570  Sanicula arguta C. B. Wolf 1932-5-11 3571 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  SDSU2338  Sanicula arguta R. M. Beauchamp 1967-3-20 366 Los Angeles South of Avalon. Santa Catalina Island. Comment
  RSA250669  Sanicula arguta R. F. Thorne 41456 Los Angeles San Gabriel Mts. : Johnson s Pastures, N of Mountain Ave., Claremont 549 Comment
  RSA470988  Sanicula arguta M. B. Dunkle 1939-4-3 7236 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA794246  Sanicula bipinnata Doris Hoover Bowers 1957-3-23 922 Los Angeles Rocky Point, LaVerne. 335 Comment
  SBBG106889  Sanicula crassicaulis M. L. Hoefs, R. F. Thorne 1996-4-6 2643 Los Angeles Renton Mine Rd 243 Comment
  SBBG32026  Sanicula crassicaulis R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -313 Los Angeles Descanso Cyn 91 Comment
  RSA590481  Sanicula crassicaulis T. S. Ross, Walter Appleby 1993-5-20 7199 Los Angeles Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring. 915 Comment
  LA33038  Sanicula tuberosa Carl Epling; March 1925 6466 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  RSA97374  Sanicula tuberosa F. W. Peirson 1908-05 422 Los Angeles South base of the San Gabriel Mountains, Eaton Canyon. Comment
  UCR150932  Sarcostemma cynanchoides subsp. hartwegii Valerie Soza, LeRoy Gross 1999-5-10 457 Los Angeles San Gabriel Mountains, Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 378 Comment
  RSA458884  Saxifraga californica Ella M. Kennedy 1923-3-12 s.n. Los Angeles Arroyo Seco Comment
  UCR140427  Saxifraga californica June Latting 1958-3-30 234 Los Angeles San Gabriel Mtns., end of Live Oak Canyon Road, 3 miles north of Claremont 610 Comment
  RSA669285  Schedonorus arundinaceus LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 554 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  RSA202930  Schinus molle L. C. Wheeler 1932-7-9 948 Los Angeles 1 mile SW San Dimas. Comment
  RSA714198  Schismus arabicus Valerie L. Soza, Miriam Sidibeh 2003-3-26 1613 -b Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCD92918  Schismus arabicus Geoffrey Levin 1975-5-17 508 Los Angeles 1.5 mile east on State 138 from junction with State 18 near Pinyon Hills. 1158 Comment
  SEINET5322421  Schismus arabicus M. Mooney 1982-4-3 411 Los Angeles Mint Canyon off HWY 14 Comment
  CAS-BOT-BC243450  Schismus barbatus Steven R. Hill; Kate Kramer 2001-4-22 33346 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz RAnch Road, 2.6 miles west of junciton with 120th Street WEst, about 15 miles due northwest of Palmdale 804 Comment
  RSA0053878  Schismus barbatus R. G. Swinney 2010-5-11 12628 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  RSA752801  Schismus barbatus R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54951 Los Angeles 1/4-1/2 mi N of Bob's Gap, N slope of Holcomb ridge, c. 2 1/2 mi due S of Llano, E of Bob's Gap Rd 1159 Comment
  UCD93260  Schismus barbatus Daryl Koutnik; John Cuti 1978-4-19 375 Los Angeles Verdugo Mountains on road overlooking Stough Canyon. 548 Comment
  UCR200021  Schismus barbatus Valerie Soza, Mariam Sidibeh 2003-3-26 1613 A Los Angeles Transverse Ranges; Verdugo Mountains, Western San Rafael Hills, Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Drive and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  CAS-BOT-BC111512  Schoenoplectus americanus LeRoy Abrams 1901-4-11 1465 Los Angeles Ballina Creek near Mesmer. Comment
  CAS-BOT-BC111513  Schoenoplectus americanus LeRoy Abrams 1899-3-1 204 Los Angeles Cienega Comment
  RSA596985  Schoenoplectus americanus Steve Boyd, Lauren Raz 1996-9-24 8959 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
  SEINET7591454 Image available Schoenoplectus californicus Scott White 1992-1 876 Los Angeles alibu, base of Santa Monica Mountains, just N of Pacific Coast Hwy, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road 91 Comment
  POM1386  Schoenoplectus californicus I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
  UC8040694  Scirpus cernuus I. Johnston 1917-6-14 1344 Los Angeles w Pomona; w of Pomona Comment
  SFV18293  Scrophularia californica J. N. Hogue 2002-5-24 175 .1 Los Angeles San Gabriel Mountains USFS Road 2N08, just east of Newman Point. 975 Comment
  RSA425189  Scrophularia californica subsp. floribunda F. R. Fosberg 1930-6-26 S- 3043 Los Angeles Lower Ballona Creek. 6 Comment
  OBI37454  Scrophularia villosa O. F. Clarke 1968-2-25 s.n. Los Angeles Santa Catalina Island. Within 1/2 mi of the USC Marine Sci Station at the isthmus on the N end of the island Comment
  RSA445378  Scutellaria tuberosa George B. Grant 1901-02 3393 Los Angeles Pasadena. Comment
  RSA647790  Scutellaria tuberosa LeRoy Gross, Michael Honer, Lel Lubinsky 2000-4-27 193 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 488 Comment
  LA209589  Selaginella asprella Lawrence L. Kiefer; 1966-10-23 2472 Los Angeles San Gabriel Mountains, Squaw Cyn, tributary of the S Fork of Little Rock Creek, near confluence with Cloudburst Canyon 1645 Comment
  UCD135968  Selaginella asprella Louis C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side of Devil's Canyon. 1402 Comment
  LA94006  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1668 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker Rd., ca 1 mi E of Ventura County line. 304 Comment
  UC306713  Selaginella bigelovii I. M. Johnston 1918-3-29 1828 Los Angeles s Glendora (Lone Hill) 304 Comment
  RSA683765  Selaginella bigelovii Meryl B. Dunkle 1932-1-10 2859 Los Angeles Lower Silver Canyon cliff. Santa Catalina Island Comment
  CAS-BOT-BC327381  Senecio aphanactis Louis C. Wheeler 1932-3-13 472 Los Angeles Puddingstone Dam, San Jose Hills 304 Comment
  CAS-BOT-BC327419  Senecio flaccidus var. douglasii A. C. Sanders; T. B. Salvato 2009-5-29 37039 Los Angeles Irwindale at northwest edge of Baldwin Park under SCE power lines northwest of San Gabriel River and southeast of 605 Freeway south of Live Oak Avenue, Baldwin Park 7.5', San Gabriel Valley 114 Comment
  POM2637  Senecio flaccidus var. douglasii L. R. Abrams 1902-7-5 1562 Los Angeles Azusa Comment
  UCR191187  Senecio flaccidus var. douglasii R. G. Swinney 1999-7-28 7586 Los Angeles San Gabriel Mtns., Iron Fork, a western tributary of East Fork San Gabriel River Canyon, c. 200 m above confluence 951 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
  UCR139226  Senecio lyonii F. H. Elmore, Hancock Pacific Expedition 1939-2-18 399 Los Angeles Channel Islands, San Clemente Island Comment
  RSA0117990  Senecio vulgaris Robert L. Benson 1905-5-16 64 Los Angeles Diamond Bar Ranch. 7 miles south of Pomona. Comment
  SD253396  Senecio vulgaris R. G. Swinney 2011-3-26 14207 Los Angeles San Gabriel Mts.: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  RSA533443  Senecio vulgaris Timothy S. Ross 1991-4-21 4506 Los Angeles Whittier Hills (Puente Hills, pro parte): Lower Turnbull Canyon drainage above NW bank of stream course. 183 Comment
  RSA552953  Senna artemisioides T. S. Elias 1993-1-24 12445 Los Angeles North of Claremont, along Burbank fire road in Burbank Canyon; west of Palmer Canyon Comment
  RSA402666  Sesuvium verrucosum F. R. Fosberg 1930-6-23 S- 2968 Los Angeles Del Rey. 0 Comment
  RSA0011594  Sidotheca trilobata Orlando Mistretta, Christine Mistretta 2011-6-17 5703 Los Angeles Kentucky Springs Cyn, along Southern California Edison (SCE) transmission line corridor 1.75 miles S of SCE substation at Vincent, W of Angeles Forest Hwy 1087 Comment
  CAS-BOT-BC434377  Sidotheca trilobata Noel H. Holmgren; James L. Reveal 1966-5-29 2610 Los Angeles San Gabriel Mountains, ridge east of Mt. Gleason, 2.7 road miles west of Mill Creek summit. 1767 Comment
  POM215712  Silene antirrhina L. C. Wheeler 1932-5-28 782 Los Angeles San Antonio Canyon, E side SE Hogback 1280 Comment
  SBBG98480  Silene antirrhina T. Ross 1991-5-21 5381 Los Angeles San Clemente Island Comment
  UCR155356  Silene antirrhina A. C. Sanders 2005-5-5 29867 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  RSA609998  Silene antirrhina L. C. Wheeler 1936-6-19 4157 Los Angeles Tanbark Flat, San Dimas Canyon 792 Comment
  CAS-BOT-BC387011  Silene gallica A. H. Gallup 1905-4-2 1206 Los Angeles Extreme northwest corner of the property, LASCA Comment
  RSA526065  Silene gallica Steve Boyd, L. Arnseth, Orlando Mistretta, Bart O Brien, Thomas Hayduk 1990-4-6 4164 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  RSA0120022  Silene laciniata R. G. Swinney 2014-5-19 16559 Los Angeles San Gabriel Mountains; Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Mtwy. 515 Comment
  RSA477920  Silene laciniata subsp. major Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  RSA657351  Silene laciniata subsp. major J. Keeling 1980-5-26 22 Los Angeles Verdugo Mountains Region: 3/4 mile east of dam, Childs Canyon, end of Allen St., Glendale. 518 Comment
  SD215461  Silene verecunda Timothy S. Ross, Steve Boyd and Peter W. Fritsch 1990-6-11 3357 Los Angeles Big Rock Creek Canyon, ca. 120 m NNW of Icy Springs around a stone building that has been gutted by fire. 1730 Comment
  JEPS50882  Silene verecunda subsp. platyota Frank W. Peirson 1919-6-14 474 Los Angeles Rock Creek San Gabriel Mountains, Rock Creek 1706 Comment
  RSA473575  Silybum marianum F. R. Fosberg 1931-5-21 54931 Los Angeles Santa Catalina Island, between Cherry Valley and Howlands Landing 30 Comment
  CAS-BOT-BC75084  Sisymbrium altissimum Carl B. Wolf 1936-5-27 7834 Los Angeles San Gabriel Mountains. Indian Canyon Camp. 2 miles off Soledad Canyon. 914 Comment
  SBBG51622  Sisymbrium altissimum R. Gustafson, C. Davidson 1977-4-20 12 Los Angeles Fort Tejon Rd, S of Littlerock, ca. 1.5 mi E of jct with 82nd St 975 Comment
  UCR189714  Sisymbrium altissimum R. G. Swinney 1998-7-10 6402 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  RSA612167  Sisymbrium altissimum L. C. Wheeler 1932-7-8 922 Los Angeles Live Oak wash, 2 mi NE La Verne. 404 Comment
  SFV9177  Sisymbrium irio J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Open lot on Highway 66 near Pomona city limit. 350 Comment
  UCR216877  Sisymbrium irio R. G. Swinney 2009-3-13 10111 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel 192 Comment
  SBBG130745  Sisymbrium irio S. A. Junak 2000-3-30 SCa 1143 Los Angeles cmpgrd at Little Harbor 6 Comment
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Jul 26 2016
  LA202438  Sisymbrium officinale Arthur C. Gibson; 2006-5-13 5106 Los Angeles Santa Monica Mountains, Nicholas Flat, along trail Comment
  CHSC95807  Sisymbrium orientale LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 703 Los Angeles Transverse Ranges: Verdugo Mountains Region; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned Summer-Fall of 2002. By power pole next to road and on nearby slopes. 622 Comment
  SFV7985  Sisymbrium orientale T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1351 Los Angeles San Gabriel Mountains Knoll adjacent to lower Trail Canyon. 762 Comment
  SD90125  Sisymbrium orientale Mary H. Ward 1973-3-26 157 Los Angeles Manhattan Beach Comment
  UCSB16306  Sisyrinchium bellum Ensign, Judy 1963-4-7 Los Angeles 100 yards N of Matoma Drive; in Woodland Hills Comment
  RSA0041742  Smilacina stellata Timothy S. Ross 1990-8-17 3176 Los Angeles San Gabriel Mountains: S side of Prairie Fork, in the vicinity of Columbine Spring. 2182 Comment
  RSA666855  Solandra maxima A. C. Sanders, D. Malueg 2001-5-17 24331 Los Angeles Montebello Hills in Montebello, 11 acres gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decomissioned. 122 Comment
  UCR149800  Solanum americanum Scott D. White, Pam Devries 2004-6-14 10483 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  RSA422429  Solanum douglasii Charles C. Herbst 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale Comment
  RSA422432  Solanum douglasii F. R. Fosberg 1930-7-3 S- 3039 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA422433  Solanum douglasii Elbert Benjamine, Benjamine Rice 1929-1-6 s.n. Los Angeles Between N Ave. 61 and Arroyo Seco, Los Angeles Comment
  SEINET13387052 Image available Solanum douglasii R. G. Swinney 2011-1 14082 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wilson 7.5' Q.) ( T1N R11W S15) 235 Comment
  UC1584030  Solanum douglasii Tim Ross 1991-2-23 4090 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon on slope dropping wnw from Turnbull Canyon Road x Skyline Drive Whittier Hills; , Upper Turnbull Canyon 292 Comment
  UCD126933  Solanum douglasii Marc Meyer 1993-3-20 8 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  UCD67371  Solanum douglasii Natalie deGarder 1992-5-30 22 Los Angeles Altadena, 1.5 mi. from Highway 210 up Lincoln Rd to top of Rising Hill Road. 518 Comment
  UCR125944  Solanum douglasii A. C. Sanders, Mark Elvin 2002-6-19 25143 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  UCR145813  Solanum douglasii June Latting 1973-2-24 s.n. Los Angeles San Gabriel Mountains, Monrovia Canyon 549 Comment
  NY821031  Solanum nodiflorum L. Abrams 1902-6-20 2870 Los Angeles Soldier's Home Comment
  RSA0092235  Solanum umbelliferum R. G. Swinney 2010-5-25 12953 Los Angeles San Gabriel Mountains: just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA427448  Solanum umbelliferum F. H. Elmore 1936-4-27 279 Los Angeles Near Big Pines. Comment
  RSA60289  Solanum umbelliferum G. R. Campbell 1948-5-13 581 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  RSA80396  Solanum umbelliferum F. W. Peirson 1921-2-26 2792 Los Angeles Topango Canyon, Santa Monica Mts. 457 Comment
  RSA427430  Solanum umbelliferum V. V. Giles 1936-7-5 53 Los Angeles Holbrook Camp, San Gabriel Mountains. Comment
  SBBG32132  Solanum wallacei R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -221 Los Angeles S of dam spillway, Middle Ranch Comment
  NY820404  Solanum xanti T. S. Ross 1994-5-10 7718 Los Angeles Liebre Mountains. Warm Springs Canyon: canyon bottom and adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn.; ca. 1250 m. WNW from the canyon's effluence into Elizabeth Lake Canyon 2190 Comment
  UCR42535  Solanum xanti 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
  UCR92060  Solanum xanti Scott D. White 1995-2-7 2514 Los Angeles San Gabriel Mtns., Picnic area, Lopez Cyn. Rd. +-2 mi north of Foothill Boulevard 488 Comment
  UCR61032  Solidago californica R. G. Swinney 1989-5-20 s.n. Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon. 150 yds east of Big Dalton Campground, 1 mi NE of Glendora Mtn. Road 427 Comment
  SBBG128268  Solidago velutina var. californica J. L. McCune 2005-8-30 4 Los Angeles just N of Middle Ranch Rd, W of white bridge that is just W of jct with Herman's Trail, opposite pine grove 249 Comment
  CHSC109715  Sonchus oleraceus V. Soza; LeRoy Gross 2011-5-14 1215 Los Angeles Transverse Ranges, San Gabriel Mountains region: Santa Anita 1999 Fire area, above Santa Anita Canyon, ca. 0.7 mile west of the Santa Anita Dam. 762 Comment
  JEPS30414  Sonchus oleraceus Donald Kyhos 1959-1-4 59 -1 Los Angeles Whittier Comment
  RSA474111  Sonchus oleraceus M. B. Dunkle 1931-4-22 2468 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA770873  Sonchus oleraceus R. F. Thorne 1965-5-10 34507 Los Angeles Near upper end of Gallagher Canyon, Santa Catalina Island. 427 Comment
  UC729562  Sonchus oleraceus Carl B. Wolf 1932-5-9 3422 Los Angeles near Bathhouse (Avalon, Santa Cataline Island); Santa Catalina Island, Avalon Comment
  RSA529290  Sonchus oleraceus Timothy S. Ross 1991-4-8 4463 Los Angeles Elephant Hill: Western Pomona. 229 Comment
  RSA0036780  Spartium junceum James S. Burns 1992-5-11 18 Los Angeles 1.5 miles west on Rincon fire road from east access, Angeles National Forest. 762 Comment
  UCR273170  Spartium junceum R. G. Swinney 2011-6-22 15272 Los Angeles San Gabriel Mountains, 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder 1659 Comment
  UCR277092  Spartium junceum R. G. Swinney 2010-10-5 13991 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  UCR97799  Spartium junceum Scott D. White 1997-3-12 4762 Los Angeles Western Transverse Range; Santa Monica Mtns., NW of Zuma Beach. Encinal Canyon Road between Pacific Coast Highway & Mulholland Highway 610 Comment
  SEINET3260403 Image available Spergularia A. C. Sanders, Mark Elvin; Cathleen Weigand 2002-7-30 25482 Los Angeles NE end of Santa Susana Mtns.; Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals. 335 Comment
  SFV16351  Spergularia macrotheca P. M. Schiffman, R. van de Hoek 1996-7-29 s. n. Los Angeles California Channel Islands Santa Catalina Island. Bird Rock near Isthmus Harbor. Bird guano covered rock just off shore. Bird Rock #6. 1 Comment
  SD85182  Spergularia macrotheca Michael R. Benedict 26-27 Jun 1971 Los Angeles San Clemente Island, ca. 0.5 mile south of Wilson Cove. Comment
  UCD99269  Spergularia marina Louis C. Wheeler 1967-6-26 9903 Los Angeles San Gabriel Mountains, Placerita Canyon. 609 Comment
  RSA65565  Spergularia platensis F. W. Peirson 1944-8-19 s.n. Los Angeles at 1085 New York Avenue, Altadena Comment
  UC1584740  Spergularia villosa Tim Ross and Annette Ross 1991-6-3 5523 Los Angeles Elephant Hill west Pomona (disturbed flat at sw base) 230 Comment
  CAS-BOT-BC391000  Spergularia villosa Geo. B. Grant 1903-5-16 5508 Los Angeles Redondo Comment
  RSA0098579  Spergularia villosa Timothy S. Ross, Annette Ross 1991-6-3 5523 Los Angeles West Pomona. 230 Comment
  SBBG56955  Sporobolus airoides R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake Cyn Comment
  RSA506195  Sporobolus cryptandrus L. C. Wheeler 1966-10-22 9045 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  RSA446581  Stachys ajugoides L. E. Hoffman 1932-4-20 s.n. Los Angeles Hermon Hills, Ave-57. Pasadena. Comment
  RSA446602  Stachys albens Louis C. Wheeler 1932-7-2 891 Los Angeles San Dimas Canyon, San Gabriel Mts. 488 Comment
  UCR132946  Stachys albens Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  POM9417  Stachys bullata P. A. Munz, R. D. Harwood 1920-5-15 3928 Los Angeles Santa Monica. Dry hillside, Coldwater Canyon. 305 Comment
  UCR256595  Stachys rigida var. quercetorum Anuja Parikh, Nathan Gale 2011-5-12 3384 Los Angeles Peninsular Range, Chino Hills, Upper Sonome Canyon, 1.1 km south of Tonner Canyon 386 Comment
  UCR223007  Stanleya pinnata R. G. Swinney 2009-5-13 10790 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  SBBG96978  Stebbinsoseris heterocarpa S. Boyd with T. Ross, L. Arnseth 1990-4-8 4332 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  RSA0091874  Stebbinsoseris heterocarpa Steven A. Junak, Ralph N. Philbrick 2001-5-17 SCa- 1528 Los Angeles Santa Catalina Island: E of Little Harbor, near Sheep Chute Ridge Road, ca. 0.5 mile from intersection with Little Harbor Road. 121 Comment
  UCD99388  Stellaria media Jack Delaini 1974-2-14 19 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 457 Comment
  UCR164530  Stephanomeria exigua T. B. Salvato, Sandra Murcia 2005-11-1 1253 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  RSA594856  Stephanomeria exigua subsp. coronaria Steve Boyd, Lauren Raz 1996-10-8 8985 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  RSA596335  Stephanomeria exigua subsp. coronaria Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-11 3404 Los Angeles San Gabriel Mountains, Little Rock Creek: on SW side of Little Rock Creek reservoir 997 Comment
  UCR206456  Stephanomeria parryi R. G. Swinney 2008-6-9 8963 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA0049487  Stephanomeria pauciflora Richard G. Swinney 2010-5-7 12613 Los Angeles San Gabriel Mountains/Verdugo Mountains: Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy, overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  POM294276  Stephanomeria virgata Lyman Benson 1944-11-9 11556 Los Angeles Claremont. 366 Comment
  UCR84374  Stillingia paucidentata T. S. Ross, J. M. Porter 1994-5-1 7612 b Los Angeles SW Mojave Desert, c. 3950 m NNE of Moody Springs and 2620 m west of the Los Ang./ San Bernardino County Line 875 Comment
  RSA578655  Stillingia paucidentata T. S. Ross, J. Mark Porter 1994-5-1 7612 -b Los Angeles ca. 3950 m NNE of Moody Springs and 2620 m W of the LA/ San Bern. County Line. 873 Comment
  CATA1109  Stipa lepida Mark L. Hoefs 1995-5-23 2073 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  UCR280681  Stipa lepida R. G. Swinney 2014-5-27 16684 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA0076015  Stylocline gnaphaloides R. G. Swinney 2010-4-1 12127 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
  RSA600411  Stylocline gnaphaloides Steve Boyd, Lauren Raz 1997-4-30 9636 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
  SBBG113049  Stylocline gnaphaloides S. A. Junak with K. Kirkland 1998-4-30 SCa 574 Los Angeles extreme upper reaches of N fork of Descanso Cyn just downslope from Airport Rd 350 Comment
  UCR282211  Stylocline gnaphaloides Gary H