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/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA384188  Abies concolor V. V. Giles 1936-6-5 s.n. Los Angeles Crystal Lake, San Gabriel Mts. Comment
  RSA384190  Abies concolor F. R. Fosberg 1931-8-13 S 5675 Los Angeles Islip - Hawkins divide 2300 Comment
  RSA384194  Abies concolor Christina Clark 1928-10-14 1957 Los Angeles Mt. San Antonio Comment
  NY679480  Abronia umbellata G. B. Grant 04 1899 2005 Los Angeles Southern California. Comment
  SBBG105345  Abronia umbellata R. M. Beauchamp 1976-5-22 4139 Los Angeles S of Eel Pt Cyn 21 Comment
  SD152422  Acacia cyclops A. C. Sanders 1987-10-13 7420 Los Angeles El Segundo dunes, west of LA int. airport & Pershing Dr.; much of the area occupied by homes until ca. 15 years ago; streets & sidewalks remain & some ornamental plants have persisted Comment
  CATA3455  Acacia melanoxylon Julia Parish, Benjamin Dion, Olivia Reda, Jaimie Choi 2017-8-29 033 Los Angeles Santa Catalina Island: Interior; Baker's Dam Soutern California Edison Sub Station 98 Comment
  RSA646118  Acamptopappus sphaerocephalus var. hirtellus Orlando Mistretta 1994-4-15 s.n. Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Santiago Creek Section. 1159 Comment
  RSA658988  Acamptopappus sphaerocephalus var. hirtellus W. Wisura 2001-5-18 5164 Los Angeles Western Mojave Desert: Fort Tejon Rd 3.7 mi E. of Bob's Gap Road Comment
Read comments
Jul 28 2014
  RSA764145  Acer glabrum var. torreyi Doris Bowers 1957-5-12 2147 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  CAS-BOT-BC331568  Acer macrophyllum Tim Ross; Steve Boyd 1994-5-24 7866 Los Angeles Liebre Mountains, Lower NE slope of Grass Mountain, slope dissected by Burns Truck Trail and draining to the upper central area of Burns Canyon. 1158 Comment
  RSA394181  Acer macrophyllum Robert Gustafson, Gary D. Wallace 1982-4-14 250 Los Angeles Monrovia Canyon Park, southern base of the San Gabriel Mts. Comment
  SEINET3195235 Image available Acer macrophyllum Leila M. Shultz 1981-4-9 4919 Los Angeles Rancho Santa Ana Botshic Garden, Claremont 300 Comment
  SBBG79865  Achillea millefolium W. A. Wright 1931-3-6 Los Angeles Santa Catalina Island Comment
  UCSB57608  Achillea millefolium Marsh, G. 1965-7-31 Los Angeles Fisherman Cove Comment
  CHSC35487  Achnatherum coronatum James Henrickson 1979-5-18 18125 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14. 426 Comment
  RSA484088  Achnatherum coronatum Albert J. Perkins 1918-8-14 s.n. Los Angeles Santa Anita Canyon Comment
  RSA484090  Achnatherum coronatum Anstruther Davidson 1917-06 s.n. Los Angeles Crescenta. Comment
  CAS-BOT-BC260441  Achnatherum hymenoides Ernest C. Twisselmann 1966-4-27 12106 Los Angeles Mojave Desert. Hi Vista 868 Comment
  RSA549506  Achnatherum parishii Timothy S. Ross, Steve Boyd 1990-6-18 3840 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  SBBG32265  Achnatherum speciosum L. S. Rose 1968-4-5 68017 Los Angeles Acton 822 Comment
  SBBG109152  Acmispon argophyllus var. adsurgens D. H. Wilken 1997-8-27 15370 Los Angeles N side of S branch of Kink par Cyn 150 Comment
  SD86330  Acmispon argophyllus var. argenteus R. Mitchel Beauchamp, M. Douglas 1972-3-24 3209 Los Angeles San Clemente Island, on mesa at north end Comment
  OBI13002  Acmispon glaber var. glaber Unknown 1960-5-29 s.n. Los Angeles Chatsworth Lakeside Comment
  SBBG131032  Acmispon grandiflorus S. A. Junak 1999-5-6 SCa 883 Los Angeles Parsons Landing, at W end of beach, mouth of cyn crk 3 Comment
  SBBG118733  Acmispon grandiflorus var. grandiflorus L. Gross, P. Morton 2004-6-10 1367 Los Angeles E end of the main crest; Rd 7N23, E to W from jct with Atmore Meadows Rd (7N19) along Sawmill Mtn to Burnt Pk Rd (7N23A): T7N R16W S8,9,16,15 1432 Comment
  SBBG87688  Acmispon maritimus var. maritimus S. Boyd, T. Elias 1987-4-14 2066 Los Angeles ridge between Pine Mtn and Silver Mtn S of Rincon-Red Box Rd, N of Glendora Comment
  SBBG113149  Acmispon micranthus S. A. Junak 1997-3-28 SCa 398 Los Angeles N side of Cherry Cove, at Birdie Chester grave site 21 Comment
  SBBG68093  Acmispon strigosus R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA471677  Acourtia microcephala F. R. Fosberg 1931-5-18 s 4905 Los Angeles Santa Catalina Island, Cottonwood Canyon 60 Comment
  SD234030  Acourtia microcephala Mary H. Ward 1970-6-19 Los Angeles San Rafael Hills, behind Linda Vista, southwestern Pasadena. 305 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
  RSA0057918  Adenostoma fasciculatum Richard G. Swinney 2010-4-15 12215 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  SEINET3100958 Image available Adenostoma fasciculatum G. Rink 2011-6-1 10571 Los Angeles Chino Hills, northeast of La Brea, weedy place. 260 Comment
  UCR223392  Adenostoma fasciculatum R. G. Swinney 2009-7-29 11402 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
  RSA0030945  Adenostoma fasciculatum Bill Dewal s.n. Los Angeles Montrose Comment
  RSA188325  Adenostoma fasciculatum var. fasciculatum Robert F. Thorne, Percy C. Everett 1965-6-22 34899 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road 183 Comment
  RSA311404  Adenostoma fasciculatum var. fasciculatum Cheryl A. Lawson 1971-6-26 408 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  UCSB37873  Adenostoma fasciculatum var. fasciculatum Nickoloff, Jon 1973-5-2 Los Angeles S-facing ridge, 600' N. of Mt. Wilson Trail, Sierra Madre 304 Comment
  CAS-BOT-BC65569  Adiantum capillus-veneris Parish 1904-6-17 6292 Los Angeles Arroyo Seco Canyon Comment
  RSA727271  Adiantum capillus-veneris R. G. Swinney 1998-5-30 6154 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  SFV14728  Adiantum capillus-veneris J. C. Dittes, P. Dittes 1989-10-28 13 Los Angeles San Gabriel Mountains West Fork of San Gabriel River. About 1 mile up river from highway. 671 Comment
  CHSC8344  Adiantum jordanii Edward L. Smith 1959-2-20 329 Los Angeles Located in Upper Palmer Canyon, San Gabriel Mtns. 762 Comment
  UC749005  Adiantum jordanii Louis C. Wheeler 1932-5-8 689 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  UCR204198  Adiantum jordanii Mark A. Elvin, Orlando Mistretta 1996-3-24 136 Los Angeles Channel Islands, San Clemente Island, Eagle Canyon 244 Comment
  CAS-BOT-BC65643  Adiantum jordanii Marian L. Campbell 1921-3-28 128 a Los Angeles Los Angeles to Santa Barbara Comment
  POM312804  Adiantum jordanii D. Taylor 1952-05 s.n. Los Angeles San Gabriel Mountains, Little Dalton Canyon 396 Comment
  UC399479  Adiantum jordanii C. F. Millspaugh 1920-3-25 4870 Los Angeles Gallaghers Canyon; Santa Catalina Isl Comment
  RSA225659  Ageratina adenophora R. F. Thorne 1971-5-22 39758 Los Angeles Angeles National Forest; Fish Canyon 396 Comment
  UC1922314  Ageratina adenophora Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 815 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. Near 34deg 12' 47.7'' N 118deg 17' 27.1'' W T2N R14W NE/4, SE/4 sec. 36. Elev. 1800 Feet. Comment
  RSA628820  Agoseris retrorsa Scott D. White, David E. Bramlet 1998-6-29 6810 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  UCD128664  Agoseris retrorsa A. C. Sanders; D. Malueg 1998-6-24 22082 Los Angeles San Gabriel Mountains: 2 miles east of Mount Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2. 1707 Comment
  CAS-BOT-BC174240  Agrostis R. G. Swinney 2008-7-24 9351 Los Angeles San Gabriel Mtns.: Waterman Mountain, ski runway on east-facing slope 2390 Comment
  CAS-BOT-BC127235  Agrostis exarata H. E. Hasse 1892-6-1 s.n. Los Angeles Between Santa Monica and Los Angeles. Comment
  UCR209614  Agrostis exarata R. G. Swinney 2008-10-10 9578 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  CDA4017  Albizia lophantha Robert Gustafson 1981-4-14 2171 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; Ballona Wetlands, area 2 0 Comment
  UCR98791  Allium fimbriatum var. fimbriatum Steve Boyd, Lauren Raz 1997-5-1 9689 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, W summit of Mt. McDill (transit site 'Mint') on the divide between Maple & Letteau canyons. 1573 Comment
  SDSU11551  Allium fimbriatum var. mohavense D. F Howe 1947-5-5 1531 Los Angeles North side of San Gabriel Mts., LA. Comment
  RSA606186  Allium haematochiton Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA79227  Allium haematochiton G. R. Campbell 1952-3-22 18508 Los Angeles Way Hill, San Dimas. 335 Comment
  RSA633357  Allium lacunosum var. davisiae L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent 991 Comment
  UCR253915  Allium lacunosum var. davisiae Mitch Provance 2010-5-6 0510- 07 Los Angeles Transverse Range/Mojave Desert, Tejon Ranch, c. 1.5 miles west of Neenach and 0.5 mi. SW of Hwy 138 crossing of Pacific Crest Trail 960 Comment
  UC729779  Allium praecox Carl B. Wolf 1932-5-12 3583 Los Angeles 2 mi from Isthmus (on road to Little Harbor); Santa Catalina Island 91 Comment
  RSA0088152  Allophyllum divaricatum R. G. Swinney 2010-8-30 13611 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  SBBG116301  Allophyllum gilioides R. Burgess, P. Munro 2002-5-6 5132 Los Angeles Hungry Valley Rd, 0.2 mi W of Smokey Bear Rd 853 Comment
  RSA667017  Allophyllum glutinosum Scott D. White 1995-10-19 3714 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  SBBG27941  Allophyllum glutinosum I. W. Clokey, B. Templeton -Apr-1929 4468 Los Angeles Mandeville Cyn 425 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
  RSA452781  Alnus rhombifolia Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon Comment
  SEINET12872858  Alnus rhombifolia Unknown 2011-10-25 15859 Los Angeles San Gabriel Mountains Comment
  RSA12412  Amaranthus albus C. B. Wolf 1934-4-11 5625 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  RSA522958  Amaranthus blitoides T. S. Ross, Orlando Mistretta 1990-10-26 3326 Los Angeles E. fork San Gabriel River ca 4/10 air-mile SE of the mouth of Williams Canyon; southern shoulder of Glendora Mountain Road. 536 Comment
  CDA23678  Amaranthus californicus G. C. Fleischman 1946-10-2 Los Angeles Sana Bernardino Basin; Puddingstone Reservoir near San Dimas. 0 Comment
  POM155794  Amblyopappus pusillus M. B. Dunkle 1928-4-22 1886 Los Angeles Buttonshell, Santa Catalina Island. 30 Comment
  CAS-BOT-BC42897  Ambrosia acanthicarpa Ernest C. Twisselmann 1956-9-14 3167 Los Angeles Upper end of Castaic Valley 1188 Comment
  JEPS40942  Ambrosia acanthicarpa W. L. Jepson 1941-10-28 20644 Los Angeles 4 mi nw, near the Newhall Tunnel of the S. P. Ry. San Fernando; Fremont Pass [San Fernando Pass] 518 Comment
  POM14308  Ambrosia acanthicarpa Philip A. Munz 1922-10-15 6545 Los Angeles Claremont. 366 Comment
  UCD150964  Ambrosia chenopodiifolia D. S. Park 2010-4-27 50 Los Angeles Ranch Santa Ana Botanic Garden 375 Comment
  RSA736009  Ambrosia confertiflora Scott D. White, Justin M. Wood 2008-6-4 12051 Los Angeles Puente Hills: SE of Rose Hills Memorial Park, adjacent to agricultural land. SCE corridor, site of proposed tower 25. 335 Comment
  CHSC99195  Ambrosia psilostachya John C. Dittes; Rudolph A. Dittes 2006-10-30 1422 Los Angeles South Coast Subregion; undesignated section of El Encino Land Grant; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. 207 Comment
  UC1925831  Amelanchier utahensis Larry Kelly and Dave Keil 1989-4-21 354 Los Angeles Along Big Pine Highway Comment
  RSA311400  Amorpha californica var. californica Cheryl A. Lawson 1971-6-26 391 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. 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
  UC934021  Amorpha californica var. californica H. L. Cogswell 1951-6-9 121 Los Angeles 1 1/3 mi nnw Big Dalton Dam (Sec. DE-8, Plot 6); San Gabriel Mountains, Wood's Peak Comment
  UCR113695  Amorpha californica var. californica L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Doe Flat, Graveyard Canyon 823 Comment
  UCR224008  Amorpha californica var. californica Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11698 Los Angeles Transverse Ranges; Verdugo Mountains region, Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway on north side of the highway. 427 Comment
  CAS-BOT-BC26890  Amsinckia attenuata John I. Carlson 1914-4-28 s.n. Los Angeles Avalon. Catalina Island Comment
  SFV3054  Amsinckia douglasiana P. G. Kilburn 1958-4-11 706 Los Angeles Santa Susana Mountains Oat Mountain, north slope ravine. Roadside. 945 Comment
  CAS-BOT-BC26835  Amsinckia humilis Alice Eastwood 1906-6-2 171 Los Angeles San Pedro Comment
  CATA1179  Amsinckia intermedia Mark L. Hoefs 1995-5-30 2175 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  RSA0088261  Amsinckia intermedia R. G. Swinney 2010-3-14 11896 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  UCR76420  Amsinckia intermedia T. S. Ross, E. Kellogg 1992-4-13 6141 Los Angeles Channel Islands, NW part of San Clemente Island, terrace in vicinity of Darter 18 Comment
  JEPS61153  Amsinckia intermedia Frank W. Peirson 1919-3-27 333 Los Angeles foot of Arroyo Seco Canyon; San Gabriel Mountains 381 Comment
  RSA587757  Amsinckia tessellata Tim Ross 1991-4-27 4620 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking S to SSW). ca 0.25- 0.3 miles W of the county line. 1183 Comment
  UC79481  Amsinckia tessellata var. tessellata E. L. Greene March 1885 Los Angeles San Fernando Comment
  RSA0115707  Amsinckia vernicosa Andrew C. Sanders 2008-4-10 34789 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c.1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  RSA599617  Ancistrocarphus filagineus Steve Boyd, Lauren Raz 1997-4-16 9511 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 853 Comment
  RSA165740  Anemopsis californica Brian C. Miller 1963-7-5 s.n. Los Angeles Hwy 399, one mile SE of Gorman. Comment
  CAS-BOT-BC64018  Anisocoma acaulis A. D. E. Elmer 1902-6-1 3605 Los Angeles Acton Comment
  UCR190394  Anisocoma acaulis R. G. Swinney 2001-4-18 7902 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR95354  Anthriscus caucalis Steve Boyd 1996-4-25 8688 Los Angeles San Gabriel Mtns, Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienega Canyon, south of Liebre Mtn 951 Comment
  UCR119055  Antirrhinum coulterianum Jeremiah George 2001-4-27 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Palos Verdes Estates 30 Comment
  RSA191024  Antirrhinum kelloggii Robert F. Thorne, James Henrickson 1963-5-5 32308 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  POM4291  Antirrhinum multiflorum I. M. Johnston 1917-6-20 s.n. Los Angeles San Antonio Canyon. 1067 Comment
  RSA607559  Antirrhinum multiflorum Louis C. Wheeler 1932-5-27 767 Los Angeles Thompson Creek Dam near Claremont 488 Comment
  SBBG119000  Antirrhinum multiflorum M. Honer 2004-6-22 1999 Los Angeles San Antonio Cyn, along Mt Baldy Rd between Spruce Cyn and "Hog Back"; T2N R8W S36 854 Comment
  UCR258569  Antirrhinum multiflorum R. G. Swinney 2010-5-29 13014 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  SBBG95460  Antirrhinum nuttallianum subsp. subsessile M. B. Dunkle 1928-4-29 1903 Los Angeles Little Harbor Comment
  CAS-BOT-BC447694  Aphanes occidentalis Tim Ross; Janet Takara 1993-4-23 6941 Los Angeles Santa Catalina Island: upper E side of Cottonwood Canyon drainage, ca 980 m WNW of Black Jack Mtn summit 469 Comment
  RSA535690  Aphanisma blitoides T. S. Ross 1991-5-22 5445 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  UC284143  Aphanisma blitoides P. A. Munz 1923-4-11 6774 Los Angeles low shore on w coast San Clemente Island Comment
  LA200140  Apiastrum angustifolium O. H. Kappler; 1944-4-30 596 Los Angeles Santa Monica Mountains, Escondido Canyon, at top of canyon 457 Comment
  UC22893  Apocynum cannabinum J. H. Barber 1897-6-30 222 Los Angeles Pierson's Mine Comment
  POM366909  Aquilegia formosa G. R. Johnstone 1930-6-15 s.n. Los Angeles Indian Canyon near Ravenna 1067 Comment
Read comments
Nov 8 2011
  RSA250333  Arabis platysperma var. platysperma R. F. Thorne, Larry E. DeBuhr 1972-8-18 42255 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip 2407 Comment
  RSA755848  Arceuthobium californicum R. G. Swinney 2008-7-2 9114 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  RSA228911  Arceuthobium campylopodum Robert F. Thorne 1971-8-25 41323 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 Comment
  RSA3563  Arctostaphylos catalinae C. B. Wolf 1932-5-13 3626 Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus 365 Comment
  RSA626746  Arctostaphylos glandulosa Jon E. Keeley 1978-2-25 7041 Los Angeles Shortcut Summit, 0.5 km east of Shortcut Picnic Ground. 1560 Comment
  SFV2637  Arctostaphylos glandulosa K. A. Wilson 1963-5-12 1300 Los Angeles Santa Susana Mountains Orcutt Ranch in the vicinity of Mission Peak. Comment
  UCR126852  Arctostaphylos glandulosa A. C. Sanders, Mark A. Elvin 2003-6-18 26965 Los Angeles Santa Susana Mountains, Western Transverse Range, private dirt road along crest of range, above Salt Canyon 976 Comment
  CAS-BOT-BC23065  Arctostaphylos glandulosa subsp. mollis Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3829 Los Angeles San Gabriel Mountains; easterly and southeasterly slopes to the SW of Crystal Lake: USGS 7.5' Quad 1828 Comment
  RSA485422  Arctostaphylos glandulosa subsp. mollis Steve Boyd 1987-4-14 2043 Los Angeles Rincon - Red Box Rd. S. of Rincon Forest Station, N. of Glendora Comment
  RSA607028  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: West side of divide north of Smith Mountain, on Bear Creek Trail. 1310 Comment
  RSA631200  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Melanie Baer Keeley 1992-10-11 21975 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  RSA719198  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 1998-4-11 5944 Los Angeles Claremont, hills c. 0.75 mi. NE of Padua Hills Restaurant, 0.4 SW of Potato Mtn. 823 Comment
  SBBG119301  Arctostaphylos glandulosa subsp. mollis V. Soza, K. Hughes 1999-6-17 553 Los Angeles upper Winter Crk Trail above San Olene Cyn; T1N R11W SW/4 S3 746 Comment
  RSA631411  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15832 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631426  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20504 Los Angeles Chilao Campground. 1600 Comment
  RSA631437  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15617 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631462  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16032 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631476  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16031 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA0087353  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15820 Los Angeles San Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  RSA718060  Arctostaphylos parryana R. G. Swinney 1997-8-19 5806 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  RSA634687  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20333 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634826  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22020 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634837  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20417 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634862  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20260 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634876  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20224 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  UC8109  Arenaria macradenia var. macradenia H. M. Hall 1899-6-1 1276 Los Angeles San Antonio Mountains, Schwartout Canyon 1981 Comment
  CAS-BOT-BC401705  Argemone munita subsp. munita Geo. B. Grant 1902-6-25 s.n. Los Angeles San Gabriel Canon [Canyon] Comment
  SFV7064  Artemisia biennis T. Gordon, M. H. Grayum, D. R. Perry, K. Felt 1974-11-3 764 Los Angeles Santa Monica Mountains Malibu Creek, about 0.5 miles from ocean. Comment
  LA32097  Artemisia californica Peter H. Raven; 1959-2-15 13782 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  SBBG109148  Artemisia californica S. A. Junak 1997-10-20 SCl 968 Los Angeles coastal slopes just S of southernmost cyn in Bryce Cyn complex Comment
  RSA0058233  Artemisia douglasiana Richard G. Swinney 2010-4-23 12343 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA749760  Artemisia douglasiana R. G. Swinney 1997-9-6 5860 Los Angeles Mescal Picnic Park [= Mescal Campground] about 200 m N of Big Pines Rd along Mescal Canyon bottom. 1854 Comment
  SD112009  Artemisia douglasiana Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island, Cottonwood Creek. Comment
  SEINET6775386 Image available Artemisia douglasiana G. B. Grant 1904-1 68 a Los Angeles Pasadena Comment
  RSA295236  Artemisia douglasiana Shirley W. Campbell 1970-9-24 103 Los Angeles Lower Arroyo Seco, southeastern Pasadena Comment
  RSA612102  Artemisia spinescens Steve Boyd, Kent Hughes 1998-5-5 10187 Los Angeles Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  CAS-BOT-BC97294  Artemisia tridentata subsp. parishii L. R. Abrams 1916-10-31 6363 Los Angeles Type locality: Newhall, Fremont's Pass, near Newhall Comment
  RSA0113992  Artemisia tridentata subsp. parishii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7522 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCD129367  Artemisia tridentata subsp. parishii A. A. Beetle 1958-9-5 13081 Los Angeles Newhall. Comment
  SBBG27172  Asclepias fascicularis V. Duran 1933-8-11 3547 Los Angeles South Fk Big Rock Crk 1524 Comment
  RSA686307  Aspidotis californica May N. Ackley 1992-1 36 Los Angeles Verdugo Hills 274 Comment
  UCR270977  Aspidotis californica R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14349 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 deg. ) NNW of the trailhead 451 Comment
  RSA623472  Aster greatae L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon. Comment
  UC407313  Astragalus LeRoy Abrams 1903-4-12 3251 Los Angeles near Hyde Park; near Hyde Park Comment
  CAS-BOT-BC180496  Astragalus brauntonii S. B. Parish 1908-1-1 s.n. Los Angeles Santa Monica Hills Comment
  UCR127207  Astragalus didymocarpus A. C. Sanders 2003-5-1 26259 Los Angeles Western San Gabriel Mtns., SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property 396 Comment
  RSA415462  Astragalus didymocarpus var. didymocarpus Anstruther Davidson 1920-1 s.n. Los Angeles Playa Del Rey Comment
  CAS-BOT-BC182839  Astragalus douglasii Ernest C. Twisselmann 1959-6-2 5335 Los Angeles Old Ridge Route, 7.7 miles south of Liebre Mountain Road 1036 Comment
  SEINET2056593 Image available Astragalus douglasii var. parishii George K. Helmkamp, E. A. Helmkamp 1998-5-21 Los Angeles Western Mojave Desert: Junction of Munz Ranch Rd and Lake Elizabeth Rd N of Lake Elizabeth. 1098 Comment
  SDSU21087  Astragalus filipes Ian Cain 2010-5-6 1396 Los Angeles East of Whitter in the Hacienda Heights. 1.08km south east of Rose Hills Chinese Temple 262 Comment
  LA99366  Astragalus lentiginosus E. R. Hobbs; 1978-4-23 78 180 Los Angeles Antelope Valley, Little Rock, State Highway 138 Comment
  UC168333  Astragalus lentiginosus var. variabilis Katharine Brandegee Los Angeles Lancaster , Lancaster (Mojave Desert) Comment
  UCR150471  Astragalus leucolobus R. G. Swinney 1999-6-21 7392 Los Angeles San Gabriel Mtns., Boulder Canyon, upper end near Hwy 2 1854 Comment
  RSA248864  Astragalus miguelensis R. F. Thorne 1973-4-11 42877 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  RSA341424  Astragalus miguelensis F. C. Boutin 1967-5-23 1625 Los Angeles San Clemente Island: N end of island at West Cove Comment
  RSA151271  Astragalus nevinii P. H. Raven 1962-7-12 18029 Los Angeles Near point at east end of Northwest harbor, San Clemente Island. 30 Comment
  RSA600727  Astragalus pachypus var. pachypus L. C. Wheeler 1955-4-17 7140 Los Angeles San Gabriel Mountains: Cima Mesa. Comment
  SEINET3132580  Astragalus tener var. titi Unknown 1903-1 Los Angeles 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
  UCD105445  Astragalus trichopodus R. Kinmont; Jill Farris 1997-2-14 6 Los Angeles Sycamore Canyon, off of Pacific Coast Highway, Santa Monica Mountains, north of Malibu, near entrance to mountain biking trail, the ocean on the opposite side of Pacific Coast Highway. Comment
  RSA524185  Astragalus trichopodus var. phoxus T. S. Ross, S. D. Boyd 1990-6-6 2861 Los Angeles 0.3 miles ESE of Oak Flat Spring near the intersection of Threemile Grade x the road W to Camp Caula; Los Padres National Forest (admin. by Angeles N.F.). 840 Comment
  SEINET1004484  Astragalus trichopodus var. phoxus A. C. Sanders 2005-1 29875 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, northeast rim Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  CAS-BOT-BC200832  Astragalus trichopodus var. trichopodus Robert F. Thorne; P. Everett 1965-6-22 34872 Los Angeles Santa Catalina Island: along lower road to Pebble Beach ca. .5 mile from Avalon 7 Comment
  UC1980259  Atriplex R. E. Riefner Jr. 2006-7-8 06 -286 Los Angeles City of Malibu, Malibu Lagoon W side of Pacific Coast Hwy. Comment
  UCD169507  Atriplex amnicola C. Wishner; A. Gale 2005-8-12 1- 4 Los Angeles LAX, Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  SEINET3930294  Atriplex californica F. R. Fosberg 1931-4-29 S 4710 Los Angeles Located at the mouth of Cottonwood Canyon, Santa Catalina Island.; 0 5 Comment
  UCSB52780  Atriplex californica Boutin, F. 1967-4-23 Los Angeles San Clemente Island, on hillside at Wilson Cove Comment
  UC472165  Atriplex canescens J. Ewan 1931-11-11 5298 Los Angeles Del Valle , Del Valle (Santa Clara River Valley) Comment
  UCR259087  Atriplex canescens subsp. canescens R. G. Swinney 2010-10-15 14065 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  RSA774235  Atriplex confertifolia R. G. Swinney 2009-5-5 10637 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UCR161207  Atriplex confertifolia T. B. Salvato, Melissa Clemons 2005-9-27 1234 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  SD181602  Atriplex glauca Steve Boyd, Lauren Raz 1997-3-4 9156 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca. 0.8 miles north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 988 Comment
  CDA2947  Atriplex nummularia T. C. Fuller 1968-5-13 17013 Los Angeles Opposite 7524 Vista Del Mar, Playa del Rey. 0 Comment
  RSA453958  Atriplex semibaccata Gertrude Dunn 1930-10-9 s.n. Los Angeles Huntington Beach, 1/2 mile east of beach Comment
  RSA535688  Atriplex semibaccata T. S. Ross 1991-5-22 5444 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  RSA750209  Atriplex serenana R. G. Swinney 2005-7-21 8338 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA692081  Atriplex serenana var. serenana A. C. Sanders, Mark Elvin 2002-8-28 25598 Los Angeles NE end of Santa Susana Mts.: Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusment park 360 Comment
  RSA478346  Atriplex subspicata Anstruther Davidson 1923-1 s.n. Los Angeles Balboa? Comment
  CAS-BOT-BC146034  Avena barbata Geo. B. Grant 1902-3-19 s.n. Los Angeles Lincoln Park. Comment
  POM211534  Avena barbata Joseph A. Ewan 1932-2-20 7021 Los Angeles Campus of University of California, Faculty Hill. Comment
  RSA0069644  Avena barbata R. G. Swinney 2010-2-27 11775 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  RSA226177  Avena barbata Gary D. Cromwell, David W. Wheat 1971-4-30 610 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  RSA385382  Avena barbata Gary D. Wallace 1978-2-12 1578 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  RSA657158  Avena barbata Joseph M. Keefe 2001-1-19 31001 Los Angeles Big Tujunga Wash, 400 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District 384 Comment
  RSA660749  Avena fatua Jeff Weiler 1981-4-4 3 Los Angeles Edison right of way between Foothills Blvd. and Olive Lane. Adjacent to Indian Ave. In La Canada. Comment
  SD234236  Avena fatua A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26142 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn 7.5' Q) 487 Comment
  IRVC26938  Avena sativa A. C. Sanders, Andy Thompson 2003-4-17 26078 Los Angeles Newhall Ranch, NW of Magic Mountain amusement park, between M.M. and The Old Road, north of M.M. Parkway NE end of Santa Susana Mtns. 351 Comment
  SEINET11712970  Azolla filiculoides M. E. Jones 1882-1 3043 Los Angeles Pasadena Comment
  RSA598267  Baccharis glutinosa R. G. Swinney 1989-11-24 1492 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon area. 0.4 mi. E of Glendora Mountain Road on Big Dalton Canyon Road. 365 Comment
  RSA654655  Baccharis glutinosa Fred Brooks 1988-4-3 2 Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. Comment
  UCR119060  Baccharis pilularis Jeremiah George 2000-9-21 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, Forrestal Quarry, open space north of Forrestal Dr. near the boundary with Rolling Hills 244 Comment
  UCR70787  Baccharis plummerae Anstruther Davidson 1891-9-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Comment
  CAS-BOT-BC98169  Baccharis salicifolia Le Roy Abrams; E. A. McGregor 1908-7-2 557 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1188 Comment
  LA91450  Baccharis salicifolia Bruce Douglas Clayton; Greg Clayton 1972-4-1 50 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus, Upper Temecal and Rustic Canyons 490 Comment
  SBBG108928  Baccharis salicifolia S. A. Junak 1997-4-24 SCl 871 Los Angeles flats just S of Wall Rock Cyn 198 Comment
  UCR258963  Baccharis salicifolia R. G. Swinney 2010-2-27 11747 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UC372571  Baccharis salicifolia subsp. salicifolia Marcus E. Jones, A. M. 1882-2-25 3021 Los Angeles Pasadena Comment
  CATA1402  Baccharis salicina Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2544 Los Angeles Santa Catalina Island: Lower road to Salta Verde Beach 15 Comment
  SBBG109139  Baccharis salicina S. A. Junak 1997-10-28 SCl 980 Los Angeles N side of San Clemente Island Ridge Rd, just N of Triangulation Pt "Rest", between the forks of Mosquito Cyn 408 Comment
  UCR182250  Baccharis salicina R. G. Swinney 1997-12-31 5889 Los Angeles South Coast, Irwindale; abandoned gravel pit N of and adjacent to 210 Freeway, about 300 m east of Irwindale Avenue 152 Comment
  PASA2176  Baeria chrysostoma var. gracilis Sally Ellis 1939-3-24 Los Angeles Claremont Comment
  RSA0073384  Balsamorhiza deltoidea Mitch Provance, Callen Huff 2009-4-28 10715 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  LA200297  Barbarea orthoceras Peter H. Raven; 1960-5-29 15448 Los Angeles 792 Comment
  RSA232665  Bassia hyssopifolia Larry E. DeBuhr, Gary Wallace 1972-9-4 727 Los Angeles San Clemente Island. Near airfield at the NW end of island. Comment
  LA94287  Berberis pinnata subsp. pinnata Peter H. Raven; David S. Verity 1960-5-7 15341 Los Angeles Santa Monica Mountains, ca 1 mi. SW of Seminole Hot Springs 335 Comment
  UC106169  Berula erecta A. J. McClatchie July 1893 Los Angeles Pasadena Comment
  SD264809  Beta macrocarpa Steven A. Junak, Mark Hoefs 1998-6-12 Sca 731 Los Angeles UTM in supplement. Santa Catalina Island: Along Banning House Road, cqa 1.0 mile from Two Harbors. 228 Comment
  SBBG128556  Beta vulgaris M. L. Hoefs, D. R. Hoefs, J. Hernandez 1995-6-15 2263 Los Angeles Cottonwood Cyn 33 Comment
  SEINET10622590  Beta vulgaris Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3754 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  UC53909  Bidens laevis Ernest Braunton Sep 1902 665 Los Angeles L. A. River Comment
  CHSC109273  Bidens pilosa Scott D. White 2003-10-14 9829 Los Angeles San Gabriel Mountains: Foothills above Sierra Madre. Los Angeles Dep. of Public Works 'Auburn' debris basin, above the north terminus of Auburn Ave. 396 Comment
  SEINET11838156  Blennosperma nanum C. G. Pringle 1882-1 s.n. Los Angeles Wilmington Comment
  RSA708602  Bloomeria crocea Valerie L. Soza, LeRoy Gross 2001-5-9 1204 Los Angeles Southern San Rafael Hills: South of western end of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 297 Comment
  SFV670  Bloomeria crocea K. A. Wilson 1961-4-22 1150 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. 610 Comment
  RSA601843  Bloomeria crocea var. montana Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10015 Los Angeles Liebre Mountains region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site. 1584 Comment
  CAS-BOT-BC482132  Bloomeria crocea var. montana Timothy S. Ross; Steve Boyd 1994-6-23 8061 Los Angeles Sawmill Mountain: N slope ca 330 m to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1493 Comment
  UC1542756  Boechera californica Barbara Ertter with Teresa Sholars and David Thompson 1987-5-24 6975 Los Angeles ca 5 air mi wnw Wrightwood (Hwy 2 between Blue Ridge and Vincent Gulch); San Gabriel Mts. Comment
  CATA568  Bothriochloa barbinodis Mark L. Hoefs, Robert F. Thorne 1975-8-8 836 Los Angeles Santa Catalina Island: By road above Pebbly Beach 152 Comment
  POM301715  Bothriochloa barbinodis J. C. Roos 1937-6-29 1483 Los Angeles Malibu Beach. 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
  UC1952546  Bowlesia incana Reid Moran 1941-2-17 576 Los Angeles Middle Ranch, San Clemente Island. Comment
  RSA534034  Bowlesia incana Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5279 Los Angeles San Clemente Island. Westerly fork of Near-Death Canyon, draining to Mosquito Cove(drainage beginning 800 ft. N of Rest 1336 marker; 1800 ft SE of Malo Knoll (1396 ). Upper portion of drainage. 305 Comment
  CAS-BOT-BC420336  Boykinia rotundifolia Tim Ross; Walter Appleby 1993-6-7 7368 Los Angeles W end of the San Gabriel Mtns: Los Pinetos Spring 886 Comment
  RSA729421  Boykinia rotundifolia R. G. Swinney 1998-8-21 6786 Los Angeles Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle. 1073 Comment
  RSA733663  Boykinia rotundifolia R. G. Swinney 1998-7-24 6568 Los Angeles San Gabriel Mtns.: Upper Fish Fork of San Gabriel River. 1585 Comment
  SEINET892263  Brachypodium distachyon Tim Ross, Janet Takara, Stacey Otte 1993-1 6948 Los Angeles West end of island beyond the isthmus Comment
  UCR62242  Brassica kaber S. J. Myers 1990-4-3 s.n. Los Angeles Powder Canyon, in the City of La Habra Heights 245 Comment
  RSA0088584  Brassica nigra R. G. Swinney 2010-5-4 12553 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  UC1922249  Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Northwest tip of the Verdugo Range, just east of Hansen Dam. West side of Wentworth Street, north of Stonehurst Ave. 305 Comment
  POM294582  Brickellia californica Lyman Benson 1945-12-10 11974 Los Angeles Mouth of Dalton Canyon. San Gabriel Mt. Ranges. 335 Comment
  SBBG95455  Brickellia californica M. B. Dunkle 1928-10-7 2012 Los Angeles Descanso Cyn Comment
  JEPS18566  Brickellia microphylla var. microphylla Frank W. Peirson 1921-10-22 2599 Los Angeles head of Eaton Canyon, San Gabriel Mountains, just under the precipitous wall of rock that rises the the San Gabriel Peak San Gabriel Moutains, Eaton Canyon 1645 Comment
  JEPS18780  Brickellia nevinii Frank W. Peirson 1918-9-7 228 Los Angeles lowest part of Toll Road (to Mt. Wilson) (San Gabriel Mountains); , Toll Road (to Mt. Wilson) 411 Comment
  RSA0115260  Brickellia nevinii Richard G. Swinney 2010-10-5 13958 Los Angeles San Gabriel Mountains: Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  UC188690  Brodiaea terrestris subsp. kernensis Samuel B. Parish April, 1887 1931 Los Angeles Elizabeth Lake 1066 Comment
  SEINET887800  Bromus breviaristatus Timothy S. Ross, Steve Boyd 1990-1 2747 Los Angeles Ridge descending northward from MT. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon; Rancho Santa Ana Botanic Garden Comment
  CAS-BOT-BC149184  Bromus carinatus var. carinatus Le Roy Abrams 1901-6-6 1727 Los Angeles Ballona Creek. Comment
  CAS-BOT-BC149191  Bromus carinatus var. carinatus Henry J. Thompson 1959-4-19 1950 Los Angeles Santa Monica Mountains. Mulholland Highway 1 mile west of Las Virgenes Road Malibu Creek Drainage. 274 Comment
  UC1109348  Bromus carinatus var. carinatus Peter H. Raven 1962-4-9 17169 Los Angeles above Wilson Cove (San Clemente Island); San Clemente Island 60 Comment
  POM364002  Bromus catharticus Anstruther Davidson 1917-07 3258 Los Angeles Los Angeles Comment
  POM364044  Bromus catharticus Gary D. Wallace 1979-4-13 1676 Los Angeles LASCA Arcadia. Comment
  UCSB371  Bromus ciliatus B., K. 1943-5-3 Los Angeles Fern Canyon above 4100 ft contour, head of east Fork of San Dimas Canyon, San Dimas Experimental Forest; San Gabriel Mtns Comment
  CAS-BOT-BC534058  Bromus diandrus R. G. Swinney 2010-4-15 12224 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25--0.7 mi E of Pacoima Wash 524 Comment
  POM363398  Bromus diandrus Robert Gustafson 1981-3-18 2120 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA660814  Bromus diandrus Gerald Braden 1988-5-22 34 Los Angeles Strawberry Peak., UTM 379652 N. 39744 E. [inaccurate UTM] Comment
  RSA669700  Bromus diandrus LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 495 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. 412 Comment
  RSA670950  Bromus diandrus Joseph M. Keefe 2001-3-13 31080 Los Angeles North across street from 774 Tipton Terrace, 0.3 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042, North: 34 deg 07' 42.4'' West: 118 deg 11' 30.9''. 262 Comment
  SBBG12180  Bromus diandrus P. H. Raven 1962-4-9 17151 Los Angeles near barracks, Wilson Cove 60 Comment
  UCR108414  Bromus diandrus Jeanne Gural 1997-3-19 35 Los Angeles Bernard Field Station of the Claremong Colleges. NW corner of Mills Ave. and Foothill Blvd. west of main paved road, north of Foothill Blvd. 412 Comment
  UCR130831  Bromus diandrus David Charlton 1989-4-7 2877 Los Angeles San Gabriel Mtns. (NW), Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1037 Comment
  CAS-BOT-BC155588  Bromus grandis G. B. Grant 1902-5-10 s.n. Los Angeles Arcadia. Comment
  RSA462417  Bromus grandis Gary D. Wallace 1979-5-26 1849 Los Angeles San Gabriel Mountains: along Angeles Forest Highway just west of Clear Creek Ranger Station Comment
  UCR179300  Bromus grandis R. G. Swinney 1989-6-27 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, 0.7 mi. east of Glendora Mtn. Road, at 'Maple Canyon 427 Comment
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Mar 14 2017
  RSA623790  Bromus hordeaceus K. Scott 1921-4-20 168 Los Angeles Occidental College Campus, Eagle Rock Comment
  UCR261362  Bromus hordeaceus R. G. Swinney 2010-4-1 12168 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCSB373  Bromus inermis subsp. pumpellianus K. H. B. 1943-6-14 1852 Los Angeles collected along Garbage Pit Road S of Dry Lake in the Parking Place for gage 1, at Tankbark Flat of San Dimas Experimental Forest in the San Gabriel Mountains Garbage Pit Road, Dry Lake, and San Dimas Experimental Fores 822 Comment
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Apr 29 2015
  UCR106056  Bromus madritensis subsp. madritensis Scott D. White, Chet McGaugh 1995-6-6 3223 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
  CATA884  Bromus madritensis subsp. rubens Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1697 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  SD69357  Bromus madritensis subsp. rubens Robert P. Thorne, P. Everett 1965-5-10 34454 Los Angeles Santa Catalina Island; Echo Lake; weedy area around Lake 410 Comment
  UCSB37848  Bromus pseudolaevipes Raven, Peter 1960-5-21 Los Angeles Triunfo Canyon; Santa Monica Mtns 259 Comment
  RSA557824  Bromus rubens D. Charlton 1989-4-7 2830 Los Angeles Kentucky Springs, 1 mile south of Highway 14 on Sierra Highway. Comment
  RSA594983  Bromus rubens Mark Hoefs, R. F. Thorne 1992-4-1 1735 Los Angeles Santa Catalina Island: past isthmus, just before Emerald Bay. 15 Comment
  RSA653347  Bromus rubens Kelly Middleton, David Middleton 1988-5-23 30 Los Angeles Glendora Ridge Road, 8.0 miles north of Glendora Mountain Road and Sierra Madre Blvd. in Glendora 1067 Comment
  UCR184224  Bromus rubens A. C. Sanders 2007-4-19 33444 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA771632  Bromus tectorum R. G. Swinney 2009-6-2 10996 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 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
  RSA660992  Buddleja asiatica LeRoy Gross 2001-5-28 410 Los Angeles Verdugo Mountains, south side; Start from dead end street Mesa Lila Road, in city of Verdugo City. Climb ridge between Henderson and Engleheard Canyons to main crest., Then went a short distance down Brand Park Mountain Way from Verdugo Mountain Way 854 Comment
  UCR142205  Cakile maritima June Latting 1979-5-24 s.n. Los Angeles Pacific Coast, Malibu Beach, Santa Monica Mtns. 30 Comment
  LA201801  Cakile maritima Arthur C. Gibson; 2003-6-11 4884 Los Angeles 4 Comment
  JEPS5837  Calandrinia breweri Frank W. Peirson 1919-3-27 357 Los Angeles hills w Arroyo Seco; San Gabriel Mountains 426 Comment
  LA202374  Calandrinia breweri Arthur C. Gibson; 2005-4-8 5039 Los Angeles Comment
  RSA598114  Calandrinia ciliata Steve Boyd, Lauren Raz 1997-3-4 9162 Los Angeles Liebre Mountains region, summit of Portal Ridge near the head of Broad Canyon, west of Troedel Spring, at the intersection of the Juday Truck Trail (7N07) and Broad Canyon Motorway (7N07A). 1316 Comment
  RSA675963  Calandrinia ciliata LeRoy Gross 2003-3-9 807 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  CATA193  Calandrinia menziesii Mark L. Hoefs, A. Douglas Propst 1973-4-6 168 Los Angeles Santa Catalina Island: West side of Mt. Black Jack 457 Comment
  CATA3252  Calandrinia menziesii Julie L. King 2017-2-20 50 Los Angeles Santa Catalina Island: Southeast of USC Wrigley; about 0.4 miles directly east of Million Gallon Tank 202 Comment
  LA22341  Calochortus catalinae LeRoy Abrams; 1903-3-14 3143 Los Angeles San Pedro Hills Comment
  RSA377296  Calochortus catalinae Gale Sphon 1959-4-10 311 Los Angeles Mulholland Drive Comment
  RSA78147  Calochortus catalinae Verne Grant 1953-5-2 VG- 9205 Los Angeles Santa Catalina Island. North-west facing slope at mouth of Gallagher Canyon. 61 Comment
  RSA681858  Calochortus clavatus Scott D. White, Michael Honer 2003-6-18 9567 Los Angeles Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  UCR237989  Calochortus clavatus var. gracilis D. E. Bramlet, Jennifer Pareti 2008-5-6 4251 Los Angeles Transverse Ranges; Liebre Mountains Region, Bouquet Canyon, 854 m SE of Bouquet Canyon Rd. & 579 m south of Hayfork Rd. 486 Comment
  RSA682306  Calochortus plummerae LeRoy Gross, Valerie Soza 2003-5-15 1052 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. 518 Comment
  SBBG95173  Calochortus splendens M. B. Dunkle 1928-5-12 1922 Los Angeles Empire Landing Comment
  UCR205282  Calochortus splendens Valerie Soza, Sarah J. De Groot 2003-6-11 1655 Los Angeles San Gabriel Mountains, Prairie Fork, southeast of Cabin Flat 1799 Comment
  UC154591 Image available Calochortus venustus Rensselaer J. Smith May 1904 Los Angeles Catalina Island Comment
  UCR257050  Calochortus venustus Mitch Provance 2010-5-18 0510- 48 Los Angeles Westernmost Mojave Desert, along Hwy 138, c. 0.5 mile WSW of intersection with 300th St. West 940 Comment
  SBBG66300  Calycoseris parryi R. Hoffmann 1925-5-16 Los Angeles E end of Bouquet Cyn Comment
  UCR209910  Calyptridium R. G. Swinney 2008-7-24 9286 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA0110204  Calyptridium monandrum Richard G. Swinney 2011-5-16 14750 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SE of Colby Ranch Rd. and FS Rd. 3N19 (along Big Tujunga Cyn.), c. 450 ENE of lodge in center of camp. 1375 Comment
  SD237575  Calyptridium monandrum R. G. Swinney 2009-5-13 10760 Los Angeles Transverse Range: San Gabriel Mountains: Upper Brainard Canyon, c. 2 miles south of Ft. Tejon Road, immediately NW of Cima Mesa, Juniper Hills (Juniper Hills 7.5'Q) 1121 Comment
  UCR110885  Calyptridium monandrum A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21998 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  UCR271974  Calyptridium monandrum R. G. Swinney 2011-5-31 14892 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  CAS-BOT-BC215782  Calystegia macrostegia subsp. cyclostegia Le Roy Abrams 1901-4-5 1359 Los Angeles Chatsworth Park, San Fernando Mts. Comment
  CHSC35399  Calystegia macrostegia subsp. cyclostegia Richard S. Hood 1971-5-28 351 Los Angeles 1.5 air mi SW of Saddle Peak on Schueren Rd, 0.9 mi NW of jct with Puima Rd in Santa Monica Mtns 609 Comment
  RSA0094553  Calystegia occidentalis subsp. fulcrata Richard G. Swinney 2011-6-6 15006 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  SFV17954  Calystegia occidentalis subsp. fulcrata J. N. Hogue, J. D. Dilley 1998-8-8 125 .1 Los Angeles San Gabriel Mountains Along Forest Route 3N07 to South Mount Hawkins from Pine Flats and Crystal Lake. Along road/trail above Big Cienega. 1980 Comment
  SFV2828  Calystegia occidentalis subsp. fulcrata P. G. Kilburn 1958-6-18 837 Los Angeles San Gabriel Mountains Angeles Crest Highway near Big Pines. 0.8 miles southeast of Highway on gravel road. 2226 Comment
  RSA72206  Camissonia bistorta F. W. Peirson 1918-5-26 129 Los Angeles San Gabriel Mountains, Henni[n]gers Flat Comment
  UCR259960  Camissonia bistorta R. G. Swinney 2010-3-18 11987 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
  RSA228887  Camissonia bistorta Robert F. Thorne 1971-6-26 40622 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA709414  Camissonia boothii A. C. Sanders 2005-5-5 29883 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, northeast rim of Cruzan Mesa along dirt road under powerlines, above Vasquez Canyon Rd. 640 Comment
  UCR205192  Camissonia californica R. G. Swinney 2008-4-30 8709 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UCR222853  Camissonia campestris R. G. Swinney 2009-4-29 10574 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
  RSA587372  Camissonia campestris subsp. campestris Orlando Mistretta 1995-4-25 1641 E Los Angeles San Gabriel Mountains, Kitter Canyon: near the confluence of Kitter Canyon and Little Rock Creek. 1098 Comment
  SEINET12188982  Camissonia cheiranthifolia J. F. Bright, Wyman, C. 1931-1 5722 Los Angeles Hollywood Comment
  RSA756898  Camissonia graciliflora Orlando Mistretta, Christine Mistretta 2008-4-7 2353 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 43 per TRTP survey-2008) 1020 Comment
  RSA311276  Camissonia hirtella Robert F. Thorne, M. Z. Thorne 1969-7-10 38370 Los Angeles San Gabriel Mts., Angeles National Forest: along Mescal Creek 2027 Comment
  POM8574  Camissonia intermedia P. A. Munz, R. D. Harwood 1920-5-15 3928 Los Angeles Santa Monica. Dry hillside, Coldwater Canyon. 305 Comment
  RSA747296  Camissonia micrantha A. C. Sanders, T. B. Salvato 2009-5-18 36809 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 107 Comment
  RSA756788  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-28 2533 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1128 Comment
  RSA702564  Camissonia strigulosa Scott D. White 2004-5-10 10360 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  UCR271970  Camissonia strigulosa R. G. Swinney 2011-5-31 14906 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  SD64162  Camissoniopsis bistorta W. Bertsch 1953-4-17 56 Los Angeles Claremont Comment
  SFV5536  Camissoniopsis hirtella M. L. Vincent 1965-5-27 657 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Las Virgenes Road. 300 Comment
  UC457209  Camissoniopsis intermedia Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR261883  Camissoniopsis pallida Tim Thomas 2014-5-4 6288 Los Angeles Mojave Desert, Antelope Valley, 2.6 miles north of Neenach, just east of aqueduct just south of Ave A 884 Comment
  SBBG18712  Capsella bursa-pastoris E. R. Blakley 1963-4-7 5538 Los Angeles Avalon Terrace on S side of Avalon Valley 30 Comment
  UCR182721  Cardamine R. G. Swinney 1998-2-16 5899 Los Angeles San Gabriel Mountains/San Gabriel Valley, mouth of San Gabriel River about 100-350 m north of Foothill Blvd., east bank 189 Comment
  SBBG72222  Cardamine californica M. N. Ackley 1931-2-22 128 Los Angeles San Dimas Cyn 457 Comment
  POM369323  Cardamine californica var. californica Martha Hilend 1928-2-9 42 Los Angeles Big Santa Anita Canyon. Comment
  POM369319  Cardamine californica var. integrifolia Richard C. Barkelew 1929-4-23 15964 Los Angeles Mulholland Highlands near LA. Comment
  SEINET12004992  Cardamine integrifolia J. F. Bright 1934-1 9240 Los Angeles Santa Monica Coast Range Comment
  RSA748656  Cardamine oligosperma Scott D. White, Justin M. Wood 2009-5-6 12634 Los Angeles San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  UCR261542  Cardamine oligosperma R. G. Swinney 2010-2-27 11706 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CAS-BOT-BC384771  Cardionema ramosissimum S. B. Parish; W. F. Parish 1882-10-1 933 Los Angeles Centenella Ranch Comment
  CDA6817  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  UCR202527  Carex R. G. Swinney 2005-8-15 8480 Los Angeles Eastern San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon 1341 Comment
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Sep 12 2018
  UC284911  Carex alma P. A. Munz 1923-5-26 6857 Los Angeles Big Rock Creek San Gabriel Mountains 1981 Comment
  CAS-BOT-BC17674  Carex alma Louis Wheeler 1933-5-5 1690 Los Angeles San Gabrile Mountains. Fish Canyon. 274 Comment
  RSA623466  Carex alma L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  CAS-BOT-BC20862  Carex globosa Louis C. Wheeler 1932-7-2 897 Los Angeles San Gabriel Mountains.Browns Flat-Fern Canyon water trail. 1219 Comment
  RSA610539  Carex globosa L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon at Upper Clamshell Truck Trail. 1432 Comment
  UCR120886  Carex multicaulis L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  RSA724713  Carex senta K. Dobry 1991-3-15 425 -a Los Angeles San Gabriel Mts. Upper Elsmere Cyn Comment
  SEINET10625715  Carica papaya Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3769 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  CATA1448  Carpobrotus edulis Mark L. Hoefs, Robert F. Thorne 1996-4-6 2612 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  PASA994  Castilleja Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  POM180171  Castilleja affinis J. Ewan 1930-5-17 5509 Los Angeles Pico Canyon above Newhall. 549 Comment
  UCD122155  Castilleja affinis Daryl Koutnik; Vickie Dawes 1978-5-12 481 Los Angeles Arroyo Sequit along Mulholland Highway. 548 Comment
  UCR157910  Castilleja affinis Robert J. Steers 2005-5-8 12 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
  UC535513  Castilleja affinis subsp. affinis Ira W. Clokey, B. Templeton Apr 1929 4427 Los Angeles Mandeville Canyon; Santa Monica Mountains 425 Comment
  UC1409147  Castilleja angustifolia Larry DeBuhr, R. F. Thorne et al. 1973-5-11 1074 Los Angeles 0.5 mi e Mt. Emma Rd. jct. with Little Rock Creek Dam Rd. (s of Mt. Emma Rd) Comment
  UCR175044  Castilleja applegatei Holly Summers 2006-6-4 s.n. Los Angeles San Gabriel Mountains, 2 miles north of Foothill Blvd. on Angeles Crest Highway (Hwy 2), near Brown Canyon 701 Comment
  JEPS86613  Castilleja applegatei L. R. Heckard, J. C. Hickman, M. Wolf, and S. D'Alcamo 1989-5-21 6728 Los Angeles 1.6 mi w Mt. Baldy Rd. (Glendora Ridge Rd); San Gabriel Mountains 1371 Comment
  RSA600352  Castilleja applegatei subsp. martinii Steve D. Boyd, Lauren Raz 1997-5-28 9887 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA680203  Castilleja applegatei subsp. martinii Valerie L. Soza, Sarah J. De Groot 2003-6-11 1658 Los Angeles San Gabriel Mountains: Praire Fork, southeast of Cabin Flat. 1799 Comment
  RSA81468  Castilleja applegatei subsp. martinii F. W. Peirson 1921-7-17 2505 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2012 Comment
  SFV17586  Castilleja applegatei subsp. martinii J. N. Hogue, L. H. Hogue 1998-7-2 116 .1 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  SBBG31435  Castilleja exserta R. F. Thorne 1966-4-5 35833 Los Angeles Cottonwood Cyn 106 Comment
  CHSC100405  Castilleja foliolosa John Dittes; Josephine Guardino 2008-2-23 1508 Los Angeles Western Transverse Ranges; San Gabriel Mtns.; Aliso Cyn; ca. 6.5 air-miles SE of Acton, ca. 2.6 air-miles N of Mill Creek Summit, 1.1 air-mile S x SE of Angeles Forest Highway and Santiago Truck Trail intersection. 1197 Comment
  SD41990  Castilleja foliolosa Darley F. Howe 1947-5-3 Los Angeles Mint Canyon Comment
  POM97146  Castilleja foliolosa Unspecified 1925-4-23 9411 Los Angeles San Gabriel Canyon. 305 Comment
  RSA101715  Castilleja foliolosa N. B. Perrue 1920-7-13 s.n. Los Angeles So. Pasadena Comment
  RSA400546  Castilleja foliolosa Fordyce Griffiths Jr. 1910-5-5 s.n. Los Angeles Dry arroyo sides, near Pasadena Comment
  OBI35971  Castilleja linariifolia J. & B. Semple, B. Semple 1981-8-14 s.n. Los Angeles E. of Kratka Ridge, along crk 2134 Comment
  POM153323  Castilleja linariifolia Philip A. Munz, I. M. Johnston 1928-9-4 11164 Los Angeles North of Rock Creek, Mohave Desert. 1006 Comment
  RSA136582  Castilleja minor subsp. spiralis Peter H. Raven 1957-6-15 10914 Los Angeles Latigo Canyon Road at Newton Canyon Road. 549 Comment
  RSA448773  Castilleja minor subsp. spiralis Christopher Davidson 1967-10-7 959 Los Angeles Mt. Baldy trail from Baldy Village, near Bear Flat. 1524 Comment
  CHSC83706  Caulanthus amplexicaulis John Dittes; Gina Hall 1990-7-19 270 Los Angeles Transverse Range; San Gabriel Mts., North of Kratka Ridge, ca. 1.7 air miles east of Cloudburst Summit, North of Angeles Crest Highway. Upslope of Burkhart Trail between Buckhorn Flat Campground and Cooper Canyon. 1889 Comment
  UCR259229  Caulanthus coulteri var. coulteri Mitch Provance, Callen Huff 2009-4-29 10690 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  SBBG15887  Caulanthus heterophyllus W. G. Webb 1935-3-3 Los Angeles San Rafael Hills, N of Glendale (cf. var. pseudosimulans Buck, nom. illegit.) Comment
  UCR190280  Caulanthus lasiophyllus R. G. Swinney 1998-8-1 6615 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  CAS-BOT-BC47768  Ceanothus John H. Thomas 1957-2-14 6488 A Los Angeles north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  JEPS82371  Ceanothus W. L. Jepson 1939-4-14 19113 Los Angeles a canyon head just below Topanga Canyon summit Santa Monica Mountains Comment
  UCR247281  Ceanothus Dan S. Cooper 2013-3-17 313- 51 Los Angeles Los Angeles, Royce Canyon in Griffith Park, along road leading down to canyon, near Mt. Hollywood Dr. 280 Comment
  POM49337  Ceanothus arboreus L. W. Nuttall 1920-6-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA127439  Ceanothus crassifolius H. J. Thompson 1959-3-22 1866 Los Angeles 1 mile north of Tapia Park, Las Virgenes Road, north of Malibu Canyon. 61 Comment
  RSA580973  Ceanothus crassifolius Catherine A. Mish 1995-3-9 22 Los Angeles Santa Monica Mts., Hollywood Reservoir. 250 Comment
  RSA127442  Ceanothus cuneatus H. J. Thompson 1959-3-22 1869 Los Angeles Lobo Canyon 1 mile west of Malibu Lake 274 Comment
  SD42001  Ceanothus cuneatus D. F. Howe 1947-5-4 1569 Los Angeles Mint Canyon, dry hillside Comment
  RSA747186  Ceanothus greggii R. G. Swinney 2008-6-10 9009 Los Angeles Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail. 1585 Comment
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Apr 4 2017
  RSA399845  Ceanothus greggii var. vestitus L. E. Hoffman 1931-12-23 s.n. Los Angeles Chilao Flats 2134 Comment
  CAS-BOT-BC50149  Ceanothus integerrimus Geo. B. Grant 1904-5-17 149 Los Angeles Mt. Wilson, So. Calif. 1828 Comment
  RSA0021013  Ceanothus integerrimus Duncan S. Bell, Caitlin Elam 2013-7-11 5360 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  OBI69244  Ceanothus megacarpus John Knapp, Denise Knapp 2003-4-13 22 Los Angeles Catalina Island 131 Comment
  UC18372  Ceanothus oliganthus Dr. A. Davidson 1895-1 Los Angeles Comment
  RSA653928  Ceanothus oliganthus var. oliganthus Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1032 a 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
  CAS-BOT-BC63296  Ceanothus tomentosus var. olivaceus Cecil Hart 1927-5-1 s.n. Los Angeles San Dimas Canyon. Comment
  PASA2520  Ceanothus vestitus Sally Ellis 1939-5-5 Los Angeles Mohave desert Comment
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Nov 20 2014
  UCR137734  Ceanothus vestitus L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Divide between Punchbowl Canyon and Watkins Creek, at end of the road and beginning of Burkhart Trail 1585 Comment
  SEINET10530515  Cedrus deodara Jon Ricketson, Heidi H. Schmidt 1992-10-22 Ricketson 4882 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
  UCD130055  Centaurea melitensis Daryl Koutnik 1978-6-3 513 Los Angeles Mulholland Highway, east of Old Topanga Canyon and across from Calabasas High School. 304 Comment
  UCSB6417  Centaurea melitensis Gill, Robert 1959-6-2 Los Angeles San Antonio Canyon; San Gabriel Mt. Range; Pacific Slope Drainage Area 792 Comment
  LA91518  Centaurea melitensis Bruce Douglas Clayton; Greg Clayton 1972-5-13 118 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak E of canyon overlook 594 Comment
  UC1375328  Centaurium exaltatum Robert F. Thorne and C. W. Tilforth 1971-6-29 40694 Los Angeles 2.2 mi down Aliso Canyon junction with Angeles Forest Rd. (margins of Aliso Creek); San Gabriel Mts., Angeles National Forest, Aliso Creek 1036 Comment
  IRVC26638  Centaurium venustum I. W. Clokey, B. C. Templeton Jul 1929 4574 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  RSA0091500  Centaurium venustum R. G. Swinney 2010-6-29 13378 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  UCR163189  Centaurium venustum Kathleen Stockwell 2003-6-11 s.n. Los Angeles San Gabriel Mtns, Palmer Canyon, Claremont, North Padua Ave, road to water tank at edge of bulldozed area, NNE of Padua Hills Theater 610 Comment
  JEPS26581  Centrostegia thurberi var. thurberi Peter Kamb 1948-5-6 961 Los Angeles above Little Rock (San Gabriel Mountains); San Gabriel Mountains 975 Comment
  RSA598110  Ceratoides lanata Steve Boyd, Lauren Raz 1997-3-4 9158 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, east of Crown Valley and northwest of Acton Canyon, just north of Sierra Highway ca 0.8 miles east of Crown Valley Road., Near 34 deg 29' 38.9'' N 118 deg 11' 04.5''W. 926 Comment
  RSA656869  Ceratonia siliqua Joseph M. Keefe 2001-1-24 31012 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
  POM607  Cercocarpus betuloides C. F. Baker 1904-3-15 4153 Los Angeles Claremont. Comment
  SDSU8978  Cercocarpus betuloides J. Godsil 1953-3-9 566 Los Angeles Little Dalton Canyon, above San Gabriel Lakes. 960 Comment
  LA200812  Cercocarpus betuloides var. betuloides Jonathan Sauer; H. N. Sauer, J. Zadny, M. Zadny 1969-3-17 4392 Los Angeles Comment
  RSA0091483  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-6-15 15170 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  SEINET13276842 Image available Cercocarpus betuloides var. betuloides R. G. Swinney 2011-1 15170 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
  POM219963  Cercocarpus betuloides var. blancheae F. R. Fosberg 1932-5-6 8122 Los Angeles Santa Catalina Island. Canyon above Villa Park, Avalon 30 Comment
  HSC24914  Cercocarpus montanus var. glaber Gideon Brunn 1967-3-10 3 Los Angeles 19 mi. NEE of La Canada, 1 mi. S of Mt. Wilson Peak off Angeles Crest Hwy., San Gabriel Mtns. 1738 Comment
  RSA198831  Cercocarpus traskiae Robert F. Thorne 1968-5-28 37674 Los Angeles Santa Catalina Island. Lower slope of Wild Boar Gully, due N of Black Ridge and ca. 1 mi. WNW of Salta Verde Pt. 198 Comment
  RSA0053863  Chaenactis artemisiifolia R. G. Swinney 2010-4-28 12426 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of the eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UC440426  Chaenactis artemisiifolia Carl Epling and Lincoln Ellison 1929-5-18 Los Angeles Topango Canyon Santa Monica Mountains, Topango Canyon Comment
  SFV18463  Chaenactis glabriuscula S. Haennelt 1977-3-9 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Ecology trail. Comment
  CAS-BOT-BC277346  Chaenactis glabriuscula var. glabriuscula F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  UCR177162  Chaenactis glabriuscula var. glabriuscula LeRoy Gross 2001-5-6 381 Los Angeles Los Angeles Basin; Verdugo Mountains, Sun Valley, along trail that comes up from Morning Glow Way off of La Tuna Canyon Road 378 Comment
  UCR270460  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2011-5-12 14678 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  CAS-BOT-BC277332  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1906-6-17 249 -6919 Los Angeles At Summit Mt. Wilson 1828 Comment
  POM351750  Chaenactis glabriuscula var. glabriuscula Kenneth A. Wilson 1961-4-29 1179 Los Angeles Devils Punch Bowl camp site. Two miles south of Valyermo. Comment
  POM351754  Chaenactis glabriuscula var. glabriuscula F. R. Fosberg 1930-6-30 3069 Los Angeles Del Rey. 2 Comment
  SFV5384  Chaenactis santolinoides J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains About 5 miles northwest of Big Pines on road to Valyermo. 1768 Comment
  UCR141590  Chaenactis santolinoides June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2786 Comment
  UC1119733  Chaenactis stevioides A. D. Gifford 1935-4-21 613 Los Angeles 2 mi ne of Manzana; Tejon 853 Comment
  RSA709678  Chaenactis xantiana LeRoy Gross 2005-4-28 2171 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
  RSA600016  Chamaesyce albomarginata Steve Boyd, Lauren Raz 1997-5-29 9929 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail. 1127 Comment
  RSA613599  Chamaesyce albomarginata L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Just west of Bluebird Truck Trail. 472 Comment
  POM2856  Chamaesyce melanadenia D. L. Crawford 1915-7-18 s.n. Los Angeles Glendora foothills Comment
  CDA35247  Chamaesyce melanadenia G. C. Fleischman 1942-6-18 Los Angeles Foothills of San Gabriel Mountains, near Sierra Madre. 0 Comment
  RSA571802  Chamaesyce nutans Joe Cowk 1958-6-5 s.n. Los Angeles S.P.R.R. Right of way near Pomona Comment
  RSA549243  Chamaesyce serpens Scott D. White 1992-10-9 943 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  RSA604306  Chamaesyce serpens L. C. Wheeler 1967-9-27 s.n. Los Angeles San Marino: Huntington Garden. Comment
  RSA573735  Cheilanthes covillei T. S. Ross 1992-7-17 6713 Los Angeles San Gabriel Mountains: Condor Peak and immeditate vicinity. 1598 Comment
  RSA600481  Cheilanthes covillei Steve Boyd, Lauren Raz 1997-4-30 9608 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
  RSA612223  Cheilanthes covillei L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  UCR223806  Chenopodium R. G. Swinney 2009-8-25 11492 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  SEINET4152004  Chenopodium album J. Barber 1897-9-3 281 Los Angeles Santa Monica Forestry Station Comment
  SD197746  Chenopodium berlandieri A. C. Sanders, T. B. Salvato and Mitch Provance 2009-5-28 36999 Los Angeles San Gabriel Valley; San Gabriel River channel between Ramona Blvd. and Loweer Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte. 92 Comment
  SEINET8043939 Image available Chenopodium berlandieri R. G. Swinney 2010-1 12432 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
  SBBG116992  Chenopodium californicum S. A. Junak 2001-5-4 SCa 1475 Los Angeles slopes overlooking Cherry Cove, upslope from rd, on E side of cove 70 Comment
  SBBG19145  Chenopodium californicum R. Burch 1963-12-8 Los Angeles first cyn S of Seal Cove Comment
  UCR191693  Chenopodium californicum A. C. Sanders 2008-4-23 35074 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  UCR86835  Chenopodium californicum Scott D. White 1995-4-27 2952 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  POM12232  Chenopodium californicum F. L. Robinson 1921-3-20 18 Los Angeles Claremont. Comment
  UCR261793  Chenopodium desiccatum R. G. Swinney 2010-5-11 12677 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  UCR106312  Chenopodium incognitum L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  RSA233617  Chenopodium murale R. F. Thorne 1970-3-6 39404 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  RSA550716  Chenopodium murale T. S. Ross, Annette H. Ross 1991-7-29 5688 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 317 Comment
  RSA517111  Chenopodium pratericola T. S. Ross, Steve D. Boyd 1990-5-14 2466 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1140 Comment
  UCR194600  Chenopodium pratericola R. G. Swinney 1998-9-4 6909 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UC1870242  Chenopodium strictum var. glaucophyllum LeRoy Gross 2001-11-10 455 Los Angeles Los Angeles Basin region; Verdugo Mountains, north side. Off the 210 freeway east bound LaTuna Canyon Road exit opposite this exit is a road that starts out paved. (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the righ ... 457 Comment
  CAS-BOT-BC237979  Chloropyron maritimum subsp. maritimum Dr. H. E. Hasse 1888-8-1 s.n. Los Angeles Near Santa Monica Comment
  HSC17258  Chorizanthe staticoides C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Haskell Canyon Rd. off Bouquet Canyon Rd. Comment
  RSA226848B  Chorizanthe staticoides Robert F. Thorne, C. W. Tilforth 1971-6-17 39909 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  UCR154028  Chorizanthe staticoides A. C. Sanders 2005-5-11 30198 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
  SEINET3395618  Chrysothamnus nauseosus subsp. mohavensis Unknown 1984-1 EDM- 1522 Los Angeles Ave H. exit NW side of Lancaster Comment
  RSA0105001  Cirsium occidentale var. californicum R. G. Swinney 2011-5-19 14770 A 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. 912 Comment
  RSA225680  Cirsium occidentale var. californicum R. F. Thorne, A. C. Gibson 1971-5-22 39720 Los Angeles San Gabriel Mountains: Near mouth of Fish Canyon. 244 Comment
  RSA585675  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3346 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  UCR270927  Cirsium occidentale var. californicum R. G. Swinney 2011-6-14 15124 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  UCR271670  Cirsium occidentale var. californicum R. G. Swinney 2011-5-31 14921 B Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  CAS-BOT-BC286519  Cirsium undulatum Herman Knoche 1919-6-30 Series A, No. 965 Los Angeles Avalon, Catalina Island Comment
  RSA674312  Cistanthe monandra LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 715 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
  RSA563516  Cistus creticus T. S. Ross, Walter Appleby 1993-4-15 6821 Los Angeles Western SAn Gabriel Mts: southerly draw ca 515 m ssw of May canyon saddle, draining to Wilson Canyon 1011 Comment
  RSA748435  Cistus ladanifer Justin M. Wood 2009-6-1 804 -B Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  POM153240  Clarkia cylindrica subsp. cylindrica C. L. Hitchcock 1928-6-2 1 Los Angeles 1/8 mile north of Newhall Tunnel. 152 Comment
  RSA641313  Clarkia dudleyana Orlando Mistretta, Jeff Galizio, Mark A. Elvin, Jim Eckert 1995-6-8 1769 Los Angeles San Gabriel Mountains: Below San Gabriel Dam. Comment
  RSA733756  Clarkia dudleyana R. G. Swinney 2000-5-21 7781 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 1 mi. S of junction with Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  LA201725  Clarkia purpurea subsp. quadrivulnera Arthur C. Gibson; 2001-5-18 4814 Los Angeles Santa Monica Mountains, Rocky Oaks National Recreation Area, Near Mullholand and Malibu Comment
  RSA448286  Clarkia purpurea subsp. quadrivulnera M. Bisbee 1917-5-1 s.n. Los Angeles Grassy hills, East end of Eagle Rock Valley Comment
  RSA448587A  Clarkia unguiculata Frances M. Morey 1922-05 s.n. Los Angeles Los Angeles. Comment
  RSA599881  Clarkia unguiculata Steve Boyd, Lauren Raz 1997-5-6 9726 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  SBBG60271  Clarkia xantiana R. Hoffmann 1927-6-14 Los Angeles E end of Pine Cyn Comment
  RSA0080435  Claytonia parviflora R. G. Swinney 2010-5-19 12796 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
  SD178259  Claytonia parviflora A. C. Sanders, T. B. Salvato 2005-4-26 29712 Los Angeles Western San Gabriel/Liebre Mountains Region: Santa Clarita area, Plum Canyon Road in Mint Canyon, northwest of Forest Park and south of Cruzan Mesa. 594 Comment
  RSA0107283  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-5-10 14644 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  POM9024  Claytonia parviflora subsp. parviflora P. A. Munz, R. D. Harwood 1920-3-13 3359 Los Angeles Ganesha Hills, Pomona 305 Comment
  RSA527812  Claytonia parviflora subsp. parviflora Timothy S. Ross, Steve Boyd 1991-4-25 4572 Los Angeles San Gabriel Moutains: Doe Flat, between Graveyard Canyon and Susanna Canyon, N side of the East Fork of the San Gabriel River; Angeles National Forest, Mt. Baldy Ranger District. Comment
  UCR223763  Claytonia perfoliata R. G. Swinney 2009-5-28 10978 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UC729793  Claytonia perfoliata subsp. mexicana Carl B. Wolf 1932-5-11 Los Angeles above road Fourth of July Cove; Santa Catalina Island 30 Comment
  OBI36522  Claytonia perfoliata subsp. mexicana Mark Schneider 1973-1 s.n. Los Angeles Figueroa Mtn Comment
  SEINET9136644  Claytonia perfoliata subsp. mexicana H. M. Hall 1903-1 3745 Los Angeles Arroyo Seco. Comment
  UCR270148  Claytonia perfoliata subsp. perfoliata R. G. Swinney 2011-4-9 14372 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  UCR213781  Clematis lasiantha Scott D. White, Justin M. Wood 2009-5-6 12654 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  CAS-BOT-BC92812  Clematis pauciflora Louis C. Wheeler 1932-6-27 881 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains. 411 Comment
  RSA650482  Clematis pauciflora Phil Drooks 1981-4-26 2 Los Angeles Hwy 39, N of West Fork about 3 mi. Comment
  RSA440833  Cleome isomeris Reid V. Moran 1941-3-2 668 Los Angeles South of Wilson's Harbor, Santa Catalina Island. 25 Comment
  CAS-BOT-BC423124  Cleomella obtusifolia Geo. B. Grant 1901-7-1 4401 Los Angeles Palmdale Comment
  POM355813  Cnicus benedictus Elbert Benjamine 1929-4-15 166 Los Angeles San Dimas Canyon, San Gabriel Mts. Comment
  UCR264700  Collinsia bartsiifolia Mitch Provance, Callen Huff 2009-4-28 10734 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
  RSA79796  Collinsia callosa F. W. Peirson 1922-6-3 4490 Los Angeles East of Oak Grove Creek Divide, Liebre Mts. 1174 Comment
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Jan 18 2008
  LA52020  Collinsia heterophylla Henry J. Thompson; 1960-5-14 3061 Los Angeles Santa Monica Mountains, Saddle Peak, just E of peak 701 Comment
  POM49332  Collinsia heterophylla var. austromontana Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  UCR256561  Collinsia heterophylla var. austromontana Anuja Parikh, Nathan Gale 2011-7-15 3562 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.5 km west of State Hwy 39 S an Gabriel Canyon Road 570 Comment
  SEINET12268973  Collinsia tinctoria Unknown 1933-1 8471 Los Angeles near Los Angeles Comment
  RSA412253  Collinsia torreyi var. wrightii Bonnie C. Templeton 1932-6-17 4908 Los Angeles Flat near West Blue Ridge, Big Pines Park, San Gabriel Mountains. Comment
  RSA668074  Colutea arborescens Michael C. Long 2002-4-24 MC- 834 Los Angeles San Gabriel Mountains. Monrovia, Northern foothills of city Briarcliff Rd., 0.2 miles W of Ridgeside dr. 305 Comment
  RSA657445  Conium maculatum S. Campbell 1980-6-4 38 Los Angeles Verdugo Mountains: Eastern slope of Verdugo Mountains on hill between Wabasso Way and Opechee Way. 267 Comment
  SBBG59620  Conium maculatum M. N. Ackley -Jun-1929 Los Angeles Glendale 243 Comment
  SBBG11591  Constancea nevinii P. H. Raven 1962-7-12 18024 Los Angeles near point at E end of Northwest Harbor 30 Comment
  UCR275325  Convolvulus arvensis Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  RSA0088137  Conyza canadensis Steven A. Junak, Keri Kirkland, Margie Bushman 1998-10-21 SCa- 813 Los Angeles Santa Catalina Island. Above pier at W end of Moonstone Cove, along trail to White's Landing. 18 Comment
  RSA702219  Cordylanthus nevinii Scott D. White 2004-8-11 10704 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  UCR209428  Cordylanthus nevinii R. G. Swinney 2008-9-12 9448 Los Angeles San Gabriel Mtns., Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  RSA0084750  Cordylanthus rigidus subsp. setiger Scott D. White, Pam De Vries 2004-6-14 10501 -A Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  SEINET2050077 Image available Coreopsis californica A. C. Sanders, G. Helmkamp 1996-3-24 18021 Los Angeles Mojave Desert: Ave. J, 3.3 mi. W of 240th St., E, just NE of Saddleback Butte. 890 Comment
  UC485340  Coreopsis californica var. californica Geo. B. Grant Apr 1902 681 Los Angeles Altadena, Comment
  LA88344  Coreopsis gigantea O. H. Kappler; 1943-2-20 359 B Los Angeles 9 Comment
  RSA598906  Corethrogyne filaginifolia R. G. Swinney 1989-7-31 s.n. Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. S end of Colby firebreak, at Glendora Wilderness Park. 396 Comment
  RSA93349  Corethrogyne filaginifolia var. filaginifolia Raymond J. Dobbs 1924-7-8 5400 Los Angeles San Gabriel Mountains: N of Pasadena, trail 2.7 miles below Switzer's Camp. 731 Comment
  JEPS50145  Cornus sericea subsp. sericea Frank W. Peirson 1922-7-5 3186 Los Angeles San Gabriel Mts., San Antonio Mts., Swartout Valley Region, 1981 Comment
  UCR220349  Coronopus didymus R. G. Swinney 2009-4-13 10316 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  RSA628351  Cortaderia jubata Steve Boyd 1998-10-6 10294 Los Angeles Liebre Mountians: Pine Canyon, west of junction with Lake Hughes Road. 1158 Comment
  IRVC26661  Cotoneaster pannosus L. C. Wheeler 1966-10-25 9079 Los Angeles E. Waldo Ward's Grove, 0.25 mi. N of El Encanto, San Gabriel Canyon. San Gabriel Mtns. Comment
  UCD130876  Cotula australis Jack Delaini; Barbara Shervanick 1974-4-5 87 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 365 Comment
  SBBG62527  Cotula coronopifolia M. N. Ackley -May-1920 291 Los Angeles Santa Monica Cyn Comment
  SBBG13285  Crassula connata M. A. Piehl 1962-6-9 62326 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UC1929979  Crassula connata V. Soza, LeRoy Gross 2002-4-3 1376 Los Angeles Transverse Ranges; Liebre Mountains region; West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 518 Comment
  RSA596461  Crassula connata R. G. Swinney 1969-5-10 451 Los Angeles in and near city of Glendora. 0.5 mi N of Sierra Madre Ave., N of Highcrest Ave. 366 Comment
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Apr 12 2010
  CDA20316  Crassula ovata M. O'Brien 2005-1-23 s.n. Los Angeles La Piedra State Beach. 0 Comment
  RSA670040  Crassula tetragona Joseph M. Keefe 2001-3-16 31102 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  SBBG20579  Cressa truxillensis E. R. Blakley 1963-12-7 6330 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 15 Comment
  UC520251  Crocanthemum scoparium var. vulgare Carl Epling, N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  NY268583  Crossosoma californicum G. B. Grant 02 1901 1511 Los Angeles Catalina Island. Comment
  SBBG13418  Crossosoma californicum E. R. Blakley 1962-10-5 5429 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 381 Comment
  RSA0055778  Croton californicus R. G. Swinney 2010-4-28 12386 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
  UC520023  Croton californicus Joseph Andorfer Ewan 1932-5-19 7546 Los Angeles along base of hills near power house; Playa del Rey Comment
  SD69374  Croton setiger Robert F. Thorne 1966-9-14 36655 Los Angeles Santa Catalina Island, sandy disturbed area behind Ben Weston Beach 3 Comment
  UCD59970  Crypsis vaginiflora Frank W. Gould 1944-6-17 2349 Los Angeles Rosecrans Ave. just west of Western Ave. Comment
  UCR223282  Cryptantha R. G. Swinney 2009-7-29 11437 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
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Feb 19 2020
  RSA0108831  Cryptantha barbigera R. G. Swinney 2010-5-21 12893 A 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. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA717215  Cryptantha circumscissa Scott D. White, Pam De Vries 2006-5-10 11434 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  SBBG63583  Cryptantha circumscissa R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  SFV3077  Cryptantha circumscissa M. L. Vincent 1962-5-7 224 Los Angeles Mojave Desert Highway, 1 mile south of Palmdale and Pearblossom turnoff. 1000 Comment
  UCR170401  Cryptantha circumscissa John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  CAS-BOT-BC189524  Cryptantha circumscissa var. circumscissa Alice Eastwood 1919-6-20 9016 Los Angeles Mount WIlson Comment
  UC551853  Cryptantha clevelandii F. R. Fosberg 1932-5-7 10647 Los Angeles s of Grand Canyon; Santa Catalina Island Comment
  RSA615701  Cryptantha clevelandii var. florosa L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  SBBG126943  Cryptantha clokeyi A. Parikh, N. Gale 2011-6-22 3495 Los Angeles N of Iron Mtn, 1.9 km E of Angeles Forest Hwy, 0.9 km S of Monte Cristo Crk 1405 Comment
  SBBG63665  Cryptantha corollata R. Hoffmann 1929-4-27 Los Angeles Little Rock Dam Comment
  JEPS85157  Cryptantha decipiens Roy E. Buck and Rexford Palmer 1989-4-28 1225 Los Angeles 1.1 air km ene Pyramid Rock summit (between Interstate 5 and Pyramid Dam, e of small draining canyon s of Posey Canyon, 22 air km nw of Castaic) 929 Comment
  SD247613  Cryptantha decipiens Ed Kentner, Onkar Singh 2014-4-4 367 Los Angeles Western Mojave Desert, approx. 3.3 km northeast of Valyermo along Bob's Gap Road approx 1.6 km southeast of the aqueduct. 1125 Comment
  POM6560  Cryptantha intermedia P. A. Munz, L. T. Street, G. Williams 1919-4-5 2423 Los Angeles Puddingstone Creek, San Dimas Comment
  UC402772  Cryptantha intermedia C. F. Baker 1903-4-1 4137 Los Angeles Claremont Comment
  POM369517  Cryptantha intermedia E. S. Spalding 1924-5-8 s.n. Los Angeles Manhattan Beach, hill beach from shore. Comment
  SDSU5463  Cryptantha intermedia H. Wedberg 1966-4-3 1189 Los Angeles In Eagle Rock. 457 Comment
  POM182805  Cryptantha intermedia var. intermedia Ernest Braunton 1903-03 837 Los Angeles Playa del Rey. 76 Comment
  SBBG39459  Cryptantha maritima M. A. Piehl 1962-6-9 62354 Los Angeles China Pt 7 Comment
  RSA712187  Cryptantha micrantha var. lepida A. C. Sanders, Mark Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26195 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  LA36512  Cryptantha microstachys Peter H. Raven; David S. Verity 1960-5-7 15319 Los Angeles Santa Monica Mountains, Arroyo Sequit, ca 2 mi. from ocean 91 Comment
  RSA733132  Cryptantha microstachys R. G. Swinney 1998-7-30 6596 Los Angeles San Gabriel Mtns.: lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  UCR200216  Cryptantha microstachys Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 880 Los Angeles Verdugo Mountains, northeast side, Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines 396 Comment
  RSA517126  Cryptantha microstachys T. S. Ross 1990-5-14 2501 Los Angeles Yerba Buena Ridge, Angeles National Forest, Tujunga ranger District. 1101 Comment
  RSA611441  Cryptantha microstachys L. C. Wheeler 1934-3-29 2491 Los Angeles Sepulveda Canyon, Santa Monica Mountains. 183 Comment
  UC280514  Cryptantha muricata Katharine Brandegee Los Angeles Saugus Comment
  UCR260334  Cryptantha muricata R. G. Swinney 2010-5-4 12541 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR270455  Cryptantha muricata R. G. Swinney 2011-5-12 14663 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA756790  Cryptantha muricata Orlando Mistretta, Christine Mistretta 2008-4-28 2532 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  SBBG63800  Cryptantha muricata var. jonesii R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  RSA0079455  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1991-7-24 5597 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  SBBG63839  Cryptantha nevadensis R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCR214385  Cryptantha nevadensis var. rigida A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37951 Los Angeles Tehachapi Mountains, Crane Canyon, 0.83 mi. SE (142 deg. ) of Castac Lake, 1.81 mi. NE (35 deg. ) of Gorman, just S of Kern Co. line 1128 Comment
  UCR280878  Cryptantha nevadensis var. rigida R. G. Swinney 2014-5-7 16401 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  UCR281996  Cryptantha nevadensis var. rigida R. G. Swinney 2014-5-7 16415 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  UCR98824  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd 1990-5-15 2512 Los Angeles San Gabriel Mtns., Soledad Campground, Tujunga Ranger District, Angeles National Forest, Soledad Canyon, c. 1.5 linear mi. east of Agua Dulce Canyon. 622 Comment
  RSA0055754  Cryptantha oxygona R. G. Swinney 2010-5-19 12813 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
  RSA0115709  Cryptantha oxygona Andrew C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37955 Los Angeles Tehachapi Mountains: Crane Canyon, 1.0 mile SE(144 degrees) of Castac Lake, 1.7 mi NE(43 degrees) of Groman, just S of Kern Co. line. 1141 Comment
  UCR51869  Cryptantha simulans Steve Boyd, Laura Kopase 1987-6-8 2074 Los Angeles San Gabriel Mtns., 5 mi. WNW of Wrightwood in Cedar Canyon, near junction with Mescal Creek 1524 Comment
  UCR217690  Cucurbita foetidissima A. C. Sanders, Dan S. Cooper 2010-8-5 38561 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  PASA2342  Cunninghamia lanceolata Ec. Bot. Class J. C. 1928-4-1 Los Angeles PHS grounds, Pasadena Comment
  CAS-BOT-BC80495  Cupressus arizonica Carl B. Wolf 1935-12-11 7690 Los Angeles South of Newhall, at entrance to Republic Petroleum Co's. property 396 Comment
  RSA617367  Cupressus arizonica subsp. nevadensis Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10232 Los Angeles Liebre Mountains region: Warm Springs Mountain, ca. 0.5 miles west of the peak along ridgeline dividing Warm Springs Canyon and Necktie Basin. 1189 Comment
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Jul 25 2018
  RSA774743  Cuscuta californica R. G. Swinney 2009-6-17 11200 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UC2026430  Cuscuta indecora var. indecora Louis C. Wheeler 1946-8-20 6226 Los Angeles 1 mile north of Covina. Comment
  RSA188694  Cuscuta occidentalis R. F. Thorne 1966-6-2 36510 Los Angeles Santa Catalina Island, near upper end of road leading to White's Landing 396 Comment
  RSA0011351  Cuscuta subinclusa Orlando Mistretta, Youssef Atallah 2011-8-16 6056 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
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Jun 1 2018
  UCR205656  Cuscuta subinclusa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36928 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  POM277030  Cuscuta subinclusa Robert C. Frampton 1946-8-4 s.n. Los Angeles vicinity of Crystal lake Comment
  RSA229134  Cycladenia humilis var. venusta R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38869 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  RSA726053  Cycladenia humilis var. venusta R. G. Swinney 1997-6-25 5639 Los Angeles San Gabriel Mountains: southwest of Wrightwood, Blue Ridge ca. 0.5 mi. W of Guffy Camp, Forest Service Rd. 3N06, ca. 5.1 miles east of Hwy 2. 2518 Comment
  UCR219915  Cyclospermum leptophyllum R. G. Swinney, Jane Strong 2009-4-21 10422 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  SBBG116318  Cylindropuntia californica var. parkeri R. Burgess, P. Munro 2002-5-6 5141 Los Angeles Hungry Valley Rd, 0.5 mi W of Smokey Bear Rd 914 Comment
  RSA0042387  Cylindropuntia echinocarpa R. G. Swinney 2009-11-13 11605 Los Angeles Confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  RSA656935  Cynara cardunculus subsp. flavescens Valerie L. Soza, LeRoy Gross, Wayne Law 2000-7-5 1049 Los Angeles San Gabriel Mountains: Above San Gabriel Canyon, W of Morris Reservoir, 2.5 miles along Silver Fish Road (FS Road 2N28) from San Gabriel Canyon Road (Hwy 39). 640 Comment
  UCR180181  Cynodon dactylon R. G. Swinney 1989-4-6 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon, debris basin parking area 351 Comment
  RSA0104982  Cyperus Steven A. Junak 1999-7-17 SCa- 1066 Los Angeles Santa Catalina Island. Just N of Patrick Reservoir, just S of new trans-island fenceline. 412 Comment
  UCR206511  Cyperus esculentus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36953 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  RSA613029  Dactylis glomerata L. C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Susanna Canyon, 1/4 mile upstream from mouth (San Gabriel Reservoir). Comment
  RSA623788  Dactylis glomerata Kathleen J. Wilder 1991-5-11 77 Los Angeles Mt. Fiji on Occidental campus near rugby field 244 Comment
  UCR95739  Datisca glomerata Lauren Raz, Steve Boyd 1996-10-23 036 Los Angeles San Gabriel Mtns, Liebre Mountains: Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road 610 Comment
  UC1234781  Daucus pusillus Peter H. Raven 1962-5-22 17824 Los Angeles open grassland beyond Emerald Bay (Santa Catalina Isl.); Santa Catalina Isl. 121 Comment
  LA203718  Deinandra fasciculata A. M. Johnson; 1934-5-4 4482 Los Angeles Santa Catalina Island, S side, near isthmus Comment
  CAS-BOT-BC299297  Deinandra fasciculata Robert F. Thorne; P. Everett 1965-6-22 34896 Los Angeles Rocky slope at upper end of Avalon Canyon along road, Santa Catalina Island 213 Comment
  CAS-BOT-BC294071  Deinandra kelloggii A. D. E. Elmer 1902-6-1 4181 Los Angeles Lancaster Comment
  SBBG54425  Delphinium cardinale Greg Wright 1971-6-21 177 Los Angeles W of intersection of San Dimas Cyn Rd and Golden Hills Rd, N of San Dimas Cyn Golf Course 365 Comment
  RSA0029743  Delphinium glaucum R. G. Swinney 1999-8-16 7652 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope. 2445 Comment
  RSA752467  Delphinium parryi Justin M. Wood 2009-6-8 851 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  UCR162573  Delphinium parryi Anuja Parikh, Nathan Gale 2003-4-19 s.n. Los Angeles Western Transverse Range, Newhall Ranch , River Park area east of I-5, N of Santa Clara River and west of Bouquet Canyon 351 Comment
  CAS-BOT-BC116285  Delphinium parryi subsp. parryi Ynez Whilton Winblad 1941-5-24 s.n. Los Angeles Ridge Route, Highway 99 Comment
  UC639627  Delphinium patens subsp. hepaticoideum Victor Duran 1929-6-10 2394 Los Angeles hillsides near Echo Mountain; San Gabriel Mountains 914 Comment
  UCR79370  Delphinium patens subsp. montanum Steve Boyd, Walter Appleby 1993-4-22 7984 Los Angeles Western San Gabriel Mtns., north of Sylmar & south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Near Los Pinetos Spring, at the head of Los Pinetos Canyon 976 Comment
  RSA544559  Delphinium variegatum subsp. thornei Tim S. Ross, Kellogg 1992-4-11 6107 Los Angeles San Clemente Island: west fork of China Canyon; 157 SSE from 1583' BM, 425m distant 396 Comment
  POM243795  Dendromecon rigida subsp. rhamnoides F. R. Fosberg 1931-5-21 S 4929 Los Angeles Santa Catalina Island. Between Howland's Landing and Johnson's Landing. Comment
  CAS-BOT-BC192750  Deschampsia danthonioides Victor Duran 1933-7-9 3507 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  POM353069  Deschampsia elongata Kessler 1923-9-1 s.n. Los Angeles Mt. Waterman. Comment
  RSA726185  Descurainia obtusa subsp. adenophora Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Santa Clarita Valley: Castaic Junction, Newhall, SW of the junction of SR 126 and US5, N of the Santa Clara River 305 Comment
  UCR261137  Descurainia pinnata R. G. Swinney 2010-2-27 11726 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  SEINET7047919  Descurainia pinnata subsp. glabra Steven R. Hill, Kate Kramer 2001-4-22 33368 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  UC1871141  Desmazeria rigida T. S. Ross, Janet Takara, M. Gay 1993-4-20 6826 Los Angeles Channel Islands; Santa Catalina Island; Indian Head Rock, SSW of & overlooking, Little Harbor; Santa Catalina North USGS 7.5' quad; near 33 deg. 22'46''N, 118 deg. 28'41''W; elev. ca 260 ft. 79 Comment
  UC1126517  Dicentra chrysantha G. T. Nordstrom 1935-5-10 572 Los Angeles 0.75 mi ne Blue Point; Angeles National Forest, Tejon Quad. 335 Comment
  CAS-BOT-BC402263  Dicentra chrysantha F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Alpine Tavern, Mt Lowe. San Gabriel Mountains Comment
  CAS-BOT-BC402270  Dicentra chrysantha Geo. L. Moxley 1915-7-21 394 Los Angeles Arroyo Seco Canyon, San Gabriel Mts. About 2 miles above Switzer's Camp Comment
  JEPS9551  Dicentra chrysantha Frank W. Peirson 1918-6-10 56 Los Angeles Mt. Markham; San Gabriel Mountains 1615 Comment
  RSA66260  Dicentra chrysantha F. W. Peirson 1903-8-10 s.n. Los Angeles Summit of Mt. Lowe, San Gabriel Mts. Comment
  SEINET12103092  Dicentra chrysantha M. T. Doutt 1931-1 652 Los Angeles Sierra Madre Mts Comment
  UCD95522  Dicentra formosa Orlando Mistretta 1976-5-15 19 Los Angeles 5.5 miles N of Compton on Highway 49. 914 Comment
  UCR126644  Dichelostemma capitatum A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26117 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA581015  Dichelostemma capitatum subsp. capitatum Jamie Kneitel 1994-4-28 40 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  SD186024  Dichelostemma capitatum subsp. capitatum A. C. Sanders 2003-3-14 25755 Los Angeles Long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foopthill Blvd. 157 Comment
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Nov 11 2010
  RSA536054  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1991-5-21 5384 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  RSA583042  Dichondra occidentalis T. S. Ross 1993-4-22 6887 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft. ); 1400m ESE of Cactus Peak Summit. 393 Comment
  SBBG105487  Dichondra occidentalis F. R. Fosberg 1931-5-19 4916 Los Angeles head of Swain's (Swain) Cyn, base of Black Jack Mtn 350 Comment
  SBBG61166  Dicoria canescens R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  RSA0115972  Diplotaxis muralis Geo L. Moxley 1917-3-1 527 Los Angeles Along street Comment
  CATA1814  Distichlis spicata Benjamin E. Carter 2012-8-23 7002 Los Angeles Santa Catalina Island: Two Harbors at top of Catalina Harbor 0 Comment
  SD30508  Distichlis spicata Edith A. Purer 1931-4-22 2043 Los Angeles Los Angeles River Comment
  UCR125175  Distichlis spicata A. C. Sanders, Mark Elvin 2002-6-25 25295 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UC402542  Dithyrea californica George B. Grant 1904-5-14 266 a Los Angeles Playa del Rey Comment
  RSA11009  Dodecatheon clevelandii subsp. sanctarum Carl B. Wolf 1928-4-1 s.n. Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  CAS-BOT-BC129962  Dodecatheon redolens H. J. Thompson 1953-6-12 1561 Los Angeles In seepage area below Windy Springs, N slope of Mt. Islip N of Crystal Lake, San Gabriel Mts. 2133 Comment
  POM175368  Draba corrugata var. corrugata Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Near north Badly Peak. Comment
  CAS-BOT-BC41705  Draba cuneifolia var. sonorae Dr. A. Davidson 1891-1-1 s.n. Los Angeles Los Angeles. Comment
  RSA641179  Drymocallis cuneifolia var. ewanii Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38858 Los Angeles N facing slope above Angeles Crest Hwy N and below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  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
  POM175573  Drymocallis glandulosa var. reflexa E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  RSA586468  Drymocallis glandulosa var. viscida Orlando Mistretta, Steve D. Boyd 1994-6-21 1375 Los Angeles San Gabriel Mountains. Santiago Canyon. Drainage northwest of Pacifico Mountain. 1890 Comment
  CATA533  Dryopteris arguta Sara L. Crockett 1997-4-29 686 Los Angeles Santa Catalina Island: 0.2 mile E of Upper Bulrush Reservoir, along road 335 Comment
  RSA482387  Dryopteris arguta Richard Noyes 1987-10-17 453 Los Angeles San Gabriel Mountains. San Antonio Canyon. One-half mile north of Mt. Baldy road tunnels along gated road leading to power station. 1037 Comment
  UC150399  Dryopteris arguta C. F. Baker 1904-4-22 4168 Los Angeles Monrovia Comment
  UC205225  Dudleya hassei F. M. Reed 1909-7-2 2797 Los Angeles near Avalon; Santa Catalina Island 15 Comment
  RSA609384  Dudleya lanceolata L. C. Wheeler 1932-6-12 824 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  UC830920  Dudleya lanceolata Ira W. Clokey, B. Templeton 1929-5-1 4597 Los Angeles Mandeville Canyon Santa Monica Mtns 250 Comment
  CAS-BOT-BC417761  Dudleya pulverulenta Reid Moran 1941-5-23 871 Los Angeles Topango Canyon 100 Comment
  RSA729787  Dudleya saxosa R. G. Swinney 1998-6-12 6967 Los Angeles San Gabriel Mtns.: 3 miles west of Pinion Hills, 2.1 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.), 0.7 mi. NE of mouth of Mescal Canyon at reservoir, between Mescal Cyn. Rd. and Mescal Creek. 1378 Comment
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May 25 2011
  UC1215222  Dudleya virens Peter H. Raven 1962-7-10 17984 Los Angeles canyon below Lemon Tank; San Clemente 228 Comment
  RSA583039  Ehrharta calycina Timothy S. Ross 1993-4-22 6877 Los Angeles Santa Catalina Island, SW part of the island in the vicinity of Cactus Peak (1560ft, Northeasterly slope 100 m due N of summit. 468 Comment
  RSA767579  Ehrharta erecta Pamela Conway, LeRoy Gross 2010-12-27 1 Los Angeles Little Santa Anita Canyon; Short distance west from the old Mt. Wilson toll road, along trail to Orchard Camp. 395 Comment
  RSA574317  Eleocharis R. G. Swinney 1993-9-11 2656 Los Angeles Eastern San Gabriel Mountains: Wrightwood, junction of Spruce St. & Highway 2. North of Highway 2. 1799 Comment
  SBBG122060  Eleocharis macrostachya A. Parikh, N. Gale 2003-5-24 740 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  POM220095  Eleocharis montevidensis var. montevidensis L. C. Wheeler 1931-9-9 146 Los Angeles Puddingstone Lake, San Jose Hills, S San Dimas. 259 Comment
  IRVC28563  Eleusine indica A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27132 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  LA91447  Elymus condensatus Bruce Douglas Clayton; Greg Shaw 1972-4-1 47 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Shovel Spring. 502 Comment
  UCR66662  Elymus glaucus L. C. Wheeler 1932-6-11 810 Los Angeles Thompson Wash 2 mi NE of La Verne 375 Comment
  RSA191115  Elymus glaucus subsp. glaucus R. F. Thorne, M. Z. Thorne 1967-6-25 37110 Los Angeles San Gabriel Mountains. Upper Evey Canyon. 823 Comment
  RSA0127509  Elymus glaucus subsp. glaucus Louis C. Wheeler 1967-7-18 10097 Los Angeles Yerba Buena Spring, Gold Creek of Little Tujunga [Canyon]. 1189 Comment
  RSA608837  Elymus glaucus subsp. jepsonii L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Oak Spring, Oak Spring Canyon, off Little Tujunga. 793 Comment
  CAS-BOT-BC234100  Elymus multisetus Geo. B. Grant 1901-5-1 1212 Los Angeles Pasadena Comment
  CATA1205  Elymus triticoides Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-7 2261 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  UC24039  Emmenanthe penduliflora J. Burtt Davy May 9 1896-May 24 1896 2638 Los Angeles Leonis Valley; Antelope Valley Comment
  UC56710  Emmenanthe penduliflora Harley P. Chandler 1897-5-17 Los Angeles San Jose Hills; Pomona 304 Comment
  RSA549601  Emmenanthe penduliflora Tim S. Ross 1992-4-4 6065 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  RSA0061136  Emmenanthe penduliflora var. penduliflora LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6841 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR191287  Emmenanthe penduliflora var. penduliflora T. B. Salvato 2008-4-22 3302 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCD150960  Encelia D. S. Park 2010-4-26 45 Los Angeles Ranch Santa Ana Botanic Garden 391 Comment
  RSA0036427  Encelia actoni LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6983 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
  RSA724391  Encelia californica K. Dobry 1991-5-22 D- 762 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  SD215400  Encelia farinosa var. farinosa Steve Boyd, Lauren Raz 1997-3-4 9155 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca. 0.8 mile north of Sierra Highway along Crown Valley Road. 988 Comment
  CAS-BOT-BC81967  Ephedra viridis James R. Shevock 1976-4-25 5022 Los Angeles along the trail to Devils Chair from South Fork Campground. San Gabriel Mts., Angeles National Forest 1371 Comment
  RSA129437  Ephedra viridis G. T. Nordstrom 1935-3-24 408 Los Angeles 1.75 miles S. W. of Mouth of Beartrap Canyon 793 Comment
  UCR189703  Epilobium R. G. Swinney 1998-7-24 6574 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  CAS-BOT-BC166221  Epilobium canum subsp. canum Fordyce Grinnell 1903-12-22 9 Los Angeles Arroyo Seco [Canon] Canyon, near Pasadena Comment
  RSA588400  Epilobium canum subsp. canum Bonnie C. Templeton 1929-11-24 1452 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA588404  Epilobium canum subsp. canum H. L. Bauer 1932-10-15 s.n. Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  RSA588439  Epilobium canum subsp. canum Fordyce Grinnell Jr. 1911-09 s.n. Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  UC202531  Epilobium canum subsp. canum C. F. Baker 1903-8-2 3657 Los Angeles near Claremont; San Antonio Canyon Comment
  UCR100422  Epilobium canum subsp. canum Scott D. White, Pam DeVries 1997-11-25 6035 Los Angeles San Gabriel Mtns., San Gabriel River Canyon, north of Azusa; parallel to Hwy 39; along dirt access road to gauging station below Morris Dam. 259 Comment
  RSA588508  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-08 3270 Los Angeles [Locality unspecified] Comment
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Apr 17 2016
  RSA733585  Epilobium canum subsp. latifolium R. G. Swinney 1998-7-24 6561 Los Angeles San Gabriel Mtns.: Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge. 2200 Comment
  CATA1264  Epilobium ciliatum subsp. ciliatum Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2349 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  UC306263  Epilobium ciliatum subsp. ciliatum I. Johnston 1917-5-13 Los Angeles El Monte 91 Comment
  RSA720601  Epilobium glaberrimum subsp. glaberrimum R. G. Swinney 1997-7-23 5733 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area. 2256 Comment
  RSA647897  Equisetum hyemale var. affine LeRoy Gross, Wayne Law 2000-8-8 245 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  SBBG77005  Equisetum laevigatum F. R. Fosberg 1931-4-15 R 90 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  UCR270119  Equisetum laevigatum R. G. Swinney 2010-9-9 13796 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  LA203676  Equisetum laevigatum Lawrence L. Kiefer; 1963-10-5 1034 Los Angeles San Gabriel Mountains, Little Rock Canyon 1066 Comment
  UCR127666  Eragrostis barrelieri A. C. Sanders, Kim Marsden 2003-6-20 26989 Los Angeles Western Transverse Range/Santa Clara River Watershed, Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch 305 Comment
  RSA639264  Eragrostis curvula L. F. Lane 1965-05 41832 Los Angeles Mountains North of Los Angeles [Santa Monica Mts?]. Comment
  CDA31773  Eragrostis mexicana Phillipson 1915-6-1 s.n. Los Angeles South Santa Anita. Comment
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Jan 17 2015
  RSA680166  Eremalche exilis Scott D. White 2003-6-8 9517 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA421756  Eremocarpus setiger F. R. Fosberg 1931-4-23 S- 4698 Los Angeles Cape Canyon, Santa Catalina Island. 240 Comment
  CAS-BOT-BC162974  Eremothera boothii subsp. decorticans A. Davidson 1906-6-5 s.n. Los Angeles Big Rock Creek Comment
  RSA0104858  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1992-7-9 662 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA0107783  Eriastrum densifolium subsp. austromontanum B. C. Templeton, H. J. Andrews 1938-6-22 1692 Los Angeles Mint Canyon. Comment
  UCR84558  Eriastrum densifolium subsp. densifolium T. S. Ross, Steve Boyd 1994-7-7 8172 Los Angeles San Gabriel Mtns., upper Cienaga Canyon: S base of Liebre Mtn, just on the north side of the 'Kelly Ranch' inholding (USFS map, 1958; 'Knapp Ranch,' Angeles National Forest map, 1982). 1018 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
  SD234469  Eriastrum densifolium subsp. elongatum Mark S. Brunell 1993-7-14 136 Los Angeles Western San Gabriel Mtns.: southern mouth of Bee Canyon, ca. 250 m SW of Antelope Valley Fwy (Hwy 14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters. (Agua Dulce 7.5' Q) 548 Comment
  JEPS117040  Eriastrum sapphirinum David Gowen 2008-5-2 891 Los Angeles Near Llano on Hwy 138. 1028 Comment
  SBBG122105  Eriastrum sapphirinum A. Parikh, N. Gale 2005-6-2 2149 Los Angeles 2.2 km W of jct of Interstate 5 and Valencia Blvd, 1.4 km S of Six Flags Magic Mtn, N side of Santa Susana Mtns 390 Comment
  SBBG58327  Eriastrum sapphirinum R. Hoffmann 1930-5-19 Los Angeles 3 mi W of Castaic Comment
  UC880229  Eriastrum sapphirinum Louis C. Wheeler 1932-6-16 827 Los Angeles 2 mi n Claremont 411 Comment
  CAS-BOT-BC515034  Eriastrum sapphirinum subsp. sapphirinum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  RSA713240  Ericameria cooperi LeRoy Gross 2005-5-3 2229 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA725079  Ericameria cooperi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -74 Los Angeles Bob's Gap. At the south edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UCR99525  Ericameria cooperi Steve Boyd, L. Raz 1997-3-26 9365 Los Angeles San Gabriel Mtns., Liebre Mountains region, northern base of Portal Ridge at mouth of Myrick Canyon, S edge of the Antelope Valley, south of Fairmont Reservoir. 1000 Comment
  SD42003  Ericameria cooperi var. cooperi Darley F. Howe 1947-5-4 Los Angeles Highway east of Mint Canyon. Comment
  RSA773981  Ericameria cuneata R. G. Swinney 2009-7-22 11320 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  RSA547443  Ericameria cuneata var. cuneata Timothy S. Ross 1992-5-17 6374 Los Angeles San Gabriel Mts: lower Shoemaker Canyon, draining to the E Fork of the San Gabriel River and joining it at 2125 feet elevation 726 Comment
  UCR213436  Ericameria ericoides A. C. Sanders, Dan S. Cooper 2010-3-12 37344 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
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Dec 23 2015
  JEPS31367  Ericameria linearifolia A. E. Wieslander 1928-2-27 Los Angeles Texas Canon Elizabeth Lake, Texas Canon Comment
  RSA639573  Ericameria linearifolia L. C. Wheeler 1967-5-23 9683 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  UCR277141  Ericameria linearifolia R. G. Swinney 2011-6-15 15211 Los Angeles San Gabriel Mountains, Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy 1631 Comment
  CATA1407  Ericameria palmeri var. pachylepis Mark L. Hoefs, Steven A. Junak, Janet Takara, Keri Kirkland 1995-11-10 2554 Los Angeles Santa Catalina Island: By lower road to Empire Landing, toward beach 24 Comment
  UC415687  Ericameria palmeri var. pachylepis Blanche Trask Oct 1899 s.n. Los Angeles Santa Catalina Island, 3 localities on opposite side of the island Comment
  RSA739716  Ericameria parishii John Dittes 2006-1-3 1314 Los Angeles Transverse Ranges, San Gabriel Mtns, Upper Big Tujunga Canyon, 5.2 air miles SE of Roundtop Mt. 4 lair miles NE of Redbox Gap, 1.3 air miles SW of Vetter Mtn., 0.6 air mile NE of intersection of Upper Big Tujunga Canyon road and Angeles Crest Hwy (Hwy2), S side of upper Big Tujunga Canyon road on slope above upper Big Tujunga Creek. 1274 Comment
  UCR271301  Ericameria parishii R. G. Swinney 2011-10-10 15749 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  JEPS30502  Ericameria parishii var. parishii Peter H. Raven and Henry J. Thompson 1959-10-31 14722 Los Angeles 5.8 mi n Sunset Boulevard; Santa Monica Mountains, Mandeville Canyon 365 Comment
  SEINET5708390 Image available Ericameria parishii var. parishii J. Semple, B. Semple 1981-1 5593 Los Angeles CA-2, N of La Canada Flintridge, boundary of National Forest (San Gabriel Mtns.); La Canada-Flintridge Comment
  OBI5700  Ericameria pinifolia Carl B. Wolf 1931-5-13 1996 Los Angeles Pacoima wash, near bridge on the road from Tujunga to San Fernando 366 Comment
  RSA0072151  Ericameria pinifolia Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles Liebre Mountains region: San Francisquito Canyon. 543 Comment
  UCR212808  Ericameria pinifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1851 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  UCR239945  Erigeron foliosus R. G. Swinney 2009-11-16 11623 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  SBBG33448  Eriodictyon parryi A. D. E. Elmer -Jun-1902 3643 Los Angeles Acton Comment
  RSA658375  Eriodictyon trichocalyx Naomi Zohman 1985-4-28 16 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  SD65478  Eriodictyon trichocalyx Reid Moran 1967-7-22 14092 Los Angeles San Gabriel Mountains: Canyon south of Chilao. 1550 Comment
  UCR108201  Eriodictyon trichocalyx Valerie Soza, M. E. Siqueiros D. 1997-3-19 15 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Blvd. west of main paved road, north of Foothill Blvd. 412 Comment
  CAS-BOT-BC248473  Eriogonum angulosum Clare B. Hardham 1966-5-7 14151 Los Angeles Near Gorman 1219 Comment
  RSA5832  Eriogonum angulosum Carl B. Wolf 1932-10-21 4362 Los Angeles 0.5 mi. east of Palmdale. 808 Comment
  RSA784560  Eriogonum angulosum Elizabeth A. Kempton, Eric Paul 2006-6-11 386 Los Angeles Tick Canyon. 538 Comment
  CAS-BOT-BC241583  Eriogonum baileyi var. baileyi Joseph Andorfer Ewan 1934-8-3 8369 Los Angeles Swartout [Swarthout] Valley, near county line, San Gabriel Mts. 1981 Comment
  RSA597127  Eriogonum cithariforme var. agninum Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3742 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  JEPS56697  Eriogonum davidsonii Frank W. Peirson 1923-8-31 4005 Los Angeles Blue Ridge Comment
  UC1929548  Eriogonum davidsonii Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1681 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  SBBG125855  Eriogonum deflexum var. baratum A. Parikh, N. Gale 2010-6-2 3246 Los Angeles Sierra Pelona, 4 km W of State Hwy 14, 2.2 km SW of California Aqueduct; E Liebre Mts 1143 Comment
  SDSU6562  Eriogonum elongatum A. H. Gallup 1948-10-21 72 Los Angeles Lebec. San Gabriel Mt. Range. 1067 Comment
  SBBG28211  Eriogonum elongatum var. elongatum Mrs. H. P. Bracelin 1931-10-11 571 Los Angeles Topanga Cyn, ca. 3 mi E of ocean beach Comment
  CAS-BOT-BC253264  Eriogonum fasciculatum var. foliolosum Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  POM123081  Eriogonum fasciculatum var. foliolosum Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  RSA602458  Eriogonum fasciculatum var. foliolosum Scott D. White 1997-5-15 5150 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  RSA657199  Eriogonum fasciculatum var. foliolosum Joseph M. Keefe 2001-1-19 30974 Los Angeles Verdugo Mountains: Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles. 385 Comment
  CAS-BOT-BC250110  Eriogonum fasciculatum var. polifolium Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3395 Los Angeles San Gabriel Mountains. Little Rock Creek: Joshua Tree Campground on the SW side of Little Rock Reservoir 1002 Comment
  HSC34765  Eriogonum fasciculatum var. polifolium R. E. Cooksey 1972-4-18 34 Los Angeles San Gabriel Mtns., San Dimas Canyon, 6.2-7 mi. from Hwy. 66 and San Dimas Rd. 564 Comment
  UC729549  Eriogonum giganteum Carl B. Wolf 1932-5-14 3632 Los Angeles above Amphitheatre; Santa Catalina Island, Avalon 60 Comment
  SBBG109035  Eriogonum giganteum var. formosum S. A. Junak with R. N. Philbrick 1996-5-30 SCl 552 Los Angeles top of E escarpment, just S of Twin Dams Cyn, ca. 0.8 mi NE of Camera Pad Boulder 1 381 Comment
  RSA511364  Eriogonum giganteum var. giganteum A. C. Sanders 1988-5-18 7850 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  RSA766307  Eriogonum gracile Raymond J. Dobbs 1927-11-11 s.n. Los Angeles Lower Arroyo near Teddy's 305 Comment
  SD38717  Eriogonum gracile Edith A. Purer 1933-10-7 5596 Los Angeles stabilized sand dunes, El Segundo Comment
  CAS-BOT-BC261097  Eriogonum gracillimum W. R. Dudley; F. H. Lamb 1896-6-4 4326 Los Angeles Lancaster Comment
  SBBG62129  Eriogonum gracillimum R. Hoffmann 1928-7-7 Los Angeles 5 mi W of Castaic Jct Comment
  UCSB44054  Eriogonum gracillimum Kiehn, David 1980-5-31 Los Angeles North side of road 22 miles East on Ca. Hwy 138 from its junction with U.S. 5 762 Comment
  CAS-BOT-BC252237  Eriogonum grande var. grande Reid Moran 1958-9-16 6846 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 100 Comment
  SBBG61815  Eriogonum maculatum R. Hoffmann 1929-5-20 Los Angeles Roosevelt Comment
  UCR141866  Eriogonum maculatum R. G. Swinney 1997-9-6 5857 Los Angeles San Gabriel Mountains, Jackson Lake area west of Wrightwood; 0.9 mi N of Big Pines Rd on Forestry Service Rd 4N16 1890 Comment
  SBBG64063  Eriogonum mohavense R. Hoffmann 1929-4-26 Los Angeles 2 mi E of Acton Comment
  UCR182487  Eriogonum nudum R. G. Swinney 1997-7-22 5704 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  RSA771649  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2009-5-20 10802 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  CAS-BOT-BC269765  Eriogonum nudum var. pauciflorum Timothy S. Ross; Steve Boyd 1994-9-21 8293 Los Angeles Liebre Mountain: vicinity of West Summit 1690 Comment
  RSA680322  Eriogonum ordii Michael Honer, Dylan Hannon 2003-7-2 1843 Los Angeles Liebre Mts: Unnamed tributary to Tick Canyon, ca. 1.5 mi N of the Santa Clara River channel. 567 Comment
  RSA709410  Eriogonum ordii A. C. Sanders, T. B. Salvato 2005-4-26 29730 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon road, near powerlines. 610 Comment
  UC205959  Eriogonum parvifolium Geo. B. Grant 1902-7-2 1380 Los Angeles Santa Monica Comment
  RSA233536  Eriogonum pusillum Robert F. Thorne, C. W. Tilforth 1972-6-29 42111 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 2.0 mi SE of Valyermo on road to Jackson Lake 1433 Comment
  SBBG65435  Eriogonum reniforme R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR167514  Eriogonum roseum Scott D. White, A. Warniment 2005-9-9 11213 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  RSA271929  Eriogonum saxatile Fordyce Grinnell Jr. 1910-06 1515 Los Angeles San Gabriel Mountains: Strawberry Ridge. Comment
  CAS-BOT-BC268204  Eriogonum umbellatum var. munzii Steve Boyd; Timothy S. Ross; Laura Moore; Valerie Soza 1997-7-8 10014 Los Angeles Liebre Mountains Region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site 1584 Comment
  UCR209263  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-10-8 9539 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  RSA733569  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-8-13 6739 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  UC1348912  Eriogonum wrightii var. subscaposum Robert F. Thorne and John Olmsted 1965-8-26 33364 Los Angeles along Blue Ridge near upper end of Holiday Hill Ski Lift; San Gabriel Mts., Angeles National Forest, Blue Ridge 2468 Comment
  UCR256622  Eriogonum wrightii var. subscaposum R. G. Swinney 2010-9-9 13760 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC297960  Eriophyllum confertiflorum F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  POM357923  Eriophyllum confertiflorum F. R. Fosberg 1931-5-18 s 4908 Los Angeles Cottonwood Canyon below dam, Santa Catalina Island 100 Comment
  POM357948  Eriophyllum confertiflorum M. B. Dunkle 1932-5-28 2971 Los Angeles White's Landing, Santa Catalina Island. Comment
  UCR157914  Eriophyllum confertiflorum Robert J. Steers 2005-5-8 2 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
  UCR231802  Eriophyllum confertiflorum Darren T. Hasegawa 2007-4-21 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 366 Comment
  UCR259655  Eriophyllum confertiflorum R. G. Swinney 2010-9-1 13668 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  CATA158  Eriophyllum confertiflorum var. confertiflorum Mark L. Hoefs, A. Douglas Propst 1973-3-14 119 Los Angeles Santa Catalina Island: West side of White's Landing, on bank behind beach 7 Comment
  CHSC95785  Eriophyllum confertiflorum var. confertiflorum LeRoy Gross; Naomi Fraga 2002-4-4 506 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 554 Comment
  POM54696  Eriophyllum confertiflorum var. confertiflorum C. F. Baker 1903-8-4 15689 Los Angeles San Antonio Canyon near Claremont Comment
  UC63032  Eriophyllum pringlei H. M. Hall 1902-5-1 3086 Los Angeles San Francisquito or Elizabeth Lake Comment
  UCR92390  Eriophyllum wallacei F. M. Reed 1925-6-12 5067 Los Angeles San Gabriel Mtns/San Fernando Valley region, Sierra Madre Mountains, Big Tujunga Wash [in Big Tujunga Canyon] 579 Comment
  RSA653643  Erodium botrys S. Koukol, E. Lutz 1998-4-26 14 Los Angeles Claremont, along E side of Indian Hill Blvd., 50 m S of Baseline Road. 424 Comment
  RSA655745  Erodium botrys James Henrickson 2000-4-15 20689 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  RSA601135  Erodium botrys Louis C. Wheeler 1946-5-26 6213 Los Angeles San Gabriel Wash, 1/2 mi. south of Arrow Highway. Comment
  CATA2019  Erodium brachycarpum Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-5 536 Los Angeles Santa Catalina Island: Just E of Haypress Reservoir, on S side of main road 402 Comment
  SBBG62329  Erodium brachycarpum S. A. Junak with M. L. Hoefs, J. Takara 1998-3-22 SCa 508 Los Angeles SE end of Little Harbor Cmpgrd 36 Comment
  RSA0085336  Erodium cicutarium R. G. Swinney 2010-4-1 12159 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
  UCR188658  Erodium cicutarium R. G. Swinney 1990-3-24 1549 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. Within 250 yards of east end of Fawn Valley Road, near railroad tracks 274 Comment
  UCR261337  Erodium cicutarium R. G. Swinney 2010-4-1 12159 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCR276944  Erodium cicutarium R. G. Swinney 2010-5-21 12867 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  CATA1742  Erodium moschatum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-14 3139 Los Angeles Santa Catalina Island: Upper Middle Canyon on hillside by Edison pump house 371 Comment
  LA82188  Erodium moschatum O. H. Kappler; 1941-2-25 91 Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  RSA592306  Erodium moschatum Louis C. Wheeler 1967-5-13 9505 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  NY37751  Eryngium aristulatum var. parishii A. J. McClatchie 1893-7-3 s.n. Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
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Oct 28 2013
  CAS-BOT-BC40722  Erysimum capitatum John Thomas Howell 1947-7-18 23395 Los Angeles San Gabriel Mountains. Blue Ridge. 2590 Comment
  JEPS85803  Erysimum capitatum var. capitatum Roy E. Buck 1989-6-23 1349 Los Angeles lowermost ne-facing slope of canyon ca 0.1 air km nnw Icy Springs (26 air km nne of Glendora, just e of ruins of old stone house); San Gabriel Mountains, canyon of upper Big Rock Creek 1737 Comment
  UCSB2340  Erysimum capitatum var. capitatum Ballard 1954-3-14 Los Angeles San Dimas Park 350 Comment
  RSA530240  Erysimum suffrutescens E. S. Spalding 1924-5-3 283 Los Angeles Manhattan Beach. Comment
  SEINET8409828  Erythranthe diffusa Wesley Griesel 1962-6-6 Los Angeles Trail Charlton Flats to Chilao, San Gabriel Mts. Comment
  CAS-BOT-BC173173  Erythranthe floribunda Tim Ross; Steve Boyd 1993-5-23 7235 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons 966 Comment
  SD260284  Erythranthe guttata R. G. Swinney 2011-6-1 14937 A Los Angeles San Gabriel Mountains: Mill Creek, 0.1 - 0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300m upstream, just east of Angeles Forest Hwy. 1096 Comment
  RSA733167  Eschscholzia caespitosa R. G. Swinney 1998-8-1 6621 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
  LA32232  Eschscholzia californica Peter H. Raven; Henry J. Thompson 1959-6-4 14317 Los Angeles Santa Monica Mountains, Pt. Dume, behind the point 45 Comment
  SD69546  Eschscholzia californica Robert F. Thorne, P. Everett 1965-6-23 34988 Los Angeles Santa Catalina Island; upper end of Middle Ranch Canyon 274 Comment
  UCD94060  Eschscholzia californica Shannon M. Still 2006-3-31 67 Los Angeles California. Los Angeles County: North side of Lancaster Road ca. 0.6 mi. east of entrance to Antelope Valley Poppy Preserve. 816 Comment
  POM9761  Eschscholzia californica var. crocea P. A. Munz 1921-4-24 4422 Los Angeles Sandberg's, Liebre Mtn. 1524 Comment
  CAS-BOT-BC83099  Eschscholzia minutiflora Timothy S. Ross 1991-4-27 4669 Los Angeles Mojave Desert. Black Butte Basin Road. 2.75 miles and ca. 145 deg. southwest of Three Sisters (buttes). 1005 Comment
  UCD170646  Eucalyptus grandis A. C. Sanders; T. B. Salvato 2009-5-19 36822 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center. 137 Comment
  UCSB10055  Eucrypta chrysanthemifolia Krogen, Roger 1957-1 Los Angeles Hasley Canyon, 2 mi. NW of Hwy 99, 2 mi., S of Castaic Comment
  LA200688  Eulobus californicus O. H. Kappler; 1944-5-21 632 Los Angeles Santa Monica Mountains, Monte Nido, in Cold Creek 152 Comment
  SFV16044  Eulobus californicus A. M. Orcino 1994-5-10 17 Los Angeles Santa Monica Mountains 0.45 miles east on Stunt Road from junction with Mulholland Highway. 335 Comment
  UCR143104  Euphorbia albomarginata Fay A. MacFadden 1931-4-22 2648 Los Angeles Western Transverse Range, San Francisquito Canyon 915 Comment
  UCR186062  Euphorbia albomarginata T. B. Salvato, M. A. Hasskamp 2006-4-24 1346 Los Angeles Tehachapi Mtns Foothills, c. 4 mi east of Quail Lake and 0.5 mi north of Hwy 138 976 Comment
  RSA785426  Euphorbia albomarginata Doris Bowers 1957-5-2 116 Los Angeles Road above Puddingstone, LaVerne 320 Comment
  UCD142554  Euphorbia albomarginata Marian Vincent 1963-5-22 354 Los Angeles Santa Monica Mountains. At intersection of Old Topanga Canyon Road and Mulholland. 1/2 mile off road. Comment
  UCD142387  Euphorbia crenulata Louis C. Wheeler 1964-6-8 8478 Los Angeles San Gabriel Mountains. West Fork Palmer Canyon. Comment
  RSA609294  Euphorbia dendroides L. C. Wheeler 1974-5-19 s.n. Los Angeles Pasadena: South edge of Kinneloa Mesa by New York Avenue. Comment
  RSA752285  Euphorbia maculata Justin M. Wood 2009-7-25 1159 Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  UCD142589  Euphorbia maculata S. I. Apfelbaum 1980-9-26 23 Los Angeles International airport. Comment
  UCR197181  Euphorbia peplus Valerie Soza, LeRoy Gross 2001-5-9 1195 A Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  UCR261539  Euphorbia peplus R. G. Swinney 2010-2-27 11701 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  UCR280582  Euphorbia peplus R. G. Swinney 2014-5-13 16481 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
  UCD142458  Euphorbia peplus Doris Pechuanco 1964-7-25 s.n. Los Angeles Los Angeles, Ferndell. Comment
  UCR97786  Euphorbia terracina Scott D. White 1997-3-12 4750 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  CAS-BOT-BC312237  Euthamia occidentalis Peter H. Raven 1959-10-16 14646 Los Angeles 0.8 mile south of Guard Statoin, Boquet Canyon Comment
  RSA228845  Euthamia occidentalis R. F. Thorne 1971-6-26 40614 a Los Angeles Ca. 2 mi. above boundary of National Forest 457 Comment
  SBBG20529  Extriplex californica E. R. Blakley 1963-12-8 6403 Los Angeles beach; mouth of Horse Beach Cyn which is first cyn E of China Pt 3 Comment
  SBBG32077  Festuca arundinacea R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -205 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  SBBG56676  Festuca microstachys R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA0116798  Festuca myuros Richard G. Swinney 2010-5-25 12937 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR258585  Festuca myuros R. G. Swinney 2010-4-23 12358 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-BC412805  Ficus carica R. E. Riefner, Jr. 1998-7-15 98 -447 Los Angeles City of Walnut, Lemon Creek, vicinity Meadow Pass Rd. at Landaluce Ln. 208 Comment
  RSA603323  Ficus carica Scott D. White 1997-5-21 5190 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA747740  Ficus carica Scott D. White, J. Wood, C. Huntley, J. Miner 2009-5-12 12691 Los Angeles San Gabriel Mountains: Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  RSA773831  Ficus carica R. G. Swinney 2009-6-12 11142 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  RSA188125  Filago arizonica R. F. Thorne 1966-4-29 36284 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  RSA587366  Filago californica Orlando Mistretta 1995-4-21 1635 Los Angeles Little Rock Creek. Un-named canyon draining the west slopes of Little Rock Creek canyon 0.5 mile N of Kitter Canyon 1052 Comment
  UC22590  Forestiera pubescens Dr. A. Davidson 1904-6-18 Los Angeles Lancaster Comment
  RSA719746  Frangula californica subsp. californica R. G. Swinney, D. W. Larson 1996-8-7 5232 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  SBBG89253  Frangula californica subsp. californica J. Adams 1965-5-14 226 Los Angeles Mount San Antonio Cyn, 2.7 mi above lower Mt San Antonio Forest station 1011 Comment
  RSA121929  Fraxinus dipetala G. T. Nordstrom 1935-3-24 407 Los Angeles 2.25 miles SE of mouth of Beartrap Canyon 701 Comment
  RSA464915  Fraxinus dipetala L. E. Hoffman 1928-7-8 s.n. Los Angeles Oak Canyon, eask fork of San Gabriel River. Comment
  SFV21070  Fraxinus dipetala L. Gross 2001-3-25 354 Los Angeles Verdugo Mountains Off Verdugo Crestline Drive, dirt road that is north of the 210 Freeway in the northwest section of the mountains, just east of Sunland exit offramp. You can get on this fire road from the west at Topley Lane and Newhome Ave. off of Foothill Blvd in Sunland. 488 Comment
  SEINET10500047  Fraxinus dipetala Griesel 1986-5-14 GRIESEL s.n. Los Angeles San gabriel mts. Lower placerita canyon, in side area (n-facing) foothills. Largest one observed in this area. A small cluster of multi trunked specimens, Over 50 ft tall,measured. Comment
  RSA0055765  Fraxinus uhdei R. G. Swinney 2010-4-1 12138 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  UC1922447  Fraxinus uhdei LeRoy Gross 2007-5-16 2731 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Southern side of the range: Entrance to Wildwood Canyon at intersection with Harvard Road and Wildwood Canyon Road. Near 387 Comment
  CAS-BOT-BC130249  Fritillaria biflora Henry J. Thompson 1959-3-27 1881 Los Angeles 0.5 mile east of peak, Saddle Peak 701 Comment
  POM6861  Fritillaria biflora Philip A. Munz, L. T. Street, G. Williams 1919-3-8 2302 Los Angeles Pomona. Comment
  RSA311442  Fritillaria pinetorum Robert F. Thorne 1952-6-28 s.n. Los Angeles Mt. Baldy on Big Bowl S slope Mount San Antonio, [San Gabriel Mountains] 2744 Comment
  CDA3332  Galenia pubescens J. R. Ekhoff 1992-6-12 s.n. Los Angeles Signal Hill, Hill Street in the two-block area between Stanley and Ohio Avenues. Comment
  POM367613  Galium Mable Emler 1929-7-30 13834 Los Angeles Topango Canyon, near Elkhorn Camp. Comment
  POM50550  Galium angustifolium subsp. angustifolium L. R. Abrams 1901-4-3 1307 Los Angeles Santa Monica Mountains. Comment
  RSA229725  Galium angustifolium subsp. angustifolium Robert F. Thorne 1969-7-2 38214 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  UCR150897  Galium angustifolium subsp. angustifolium Valerie Soza, Kent Hughes 1999-6-17 535 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon 732 Comment
  POM263143  Galium angustifolium subsp. gabrielense J. C. Roos 1937-7-18 400 Los Angeles Upper San Antonio Canyon. Comment
  UCR194604  Galium angustifolium subsp. gabrielense R. G. Swinney 1998-8-13 6755 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
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May 8 2012
  CHSC110695  Galium angustifolium var. angustifolium Dean Wm. Taylor 2003-5-29 18605 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction with Road 1N36. 868 Comment
  LA38798  Galium aparine Peter H. Raven; 1960-5-21 15405 Los Angeles 259 Comment
  RSA251466  Galium aparine Robert F. Thorne 1973-4-11 42811 Los Angeles San Clemente Island, upper part of Middle Ranch Canyon. 381 Comment
  SD84900  Galium aparine Reid Moran 1941-2-17 581 Los Angeles Middle Ranch, San Clemente Island, east side of arroyo 500 Comment
  UC2029960  Galium californicum subsp. flaccidum V. Soza, Samantha Tessel 2001-6-18 1283 Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 0.4 mile from trailhead out of Chantry Flat area. Comment
  CATA1572  Galium catalinense Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2840 Los Angeles Santa Catalina Island: Bluff southeast of Rippers Cove 6 Comment
  CATA778  Galium catalinense Mark L. Hoefs 1991-6-5 1340 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  SBBG19187  Galium catalinense subsp. catalinense M. A. Piehl 1963-12-8 631096 Los Angeles Cave Cyn, ca. 0.5 mi from mouth 50 Comment
  SD69549  Galium catalinense subsp. catalinense Robert F. Thorne 1965-6-23 34996 Los Angeles Santa Catalina Island; mouth of Hamilton Canyon, NW of Avalon 7 Comment
  UC2029955  Galium grande V. Soza, Monica Acosta 2001-6-19 1296 b Los Angeles Transverse Ranges, San Gabriel Mountains region: Mt. Wilson Trail helispot, west side Little Santa Anita Canyon, ca. 2 miles from the Mt. Wilson trailhead in Sierra Madre. Comment
  RSA596412  Galium hallii Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3349 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  LA36001  Galium nuttallii subsp. nuttallii Peter H. Raven; 1960-5-21 15409 Los Angeles Santa Monica Mountains, junction of Latigo Rd with Mulholland Hwy 518 Comment
  UCR162368  Galium nuttallii subsp. nuttallii Anuja Parikh, Nathan Gale 2004-5-13 2009 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park 396 Comment
  JEPS27069  Galium parishii Ehrendorfer and Grant 1959-6-14 5902 Los Angeles hills about 2 mi n Big Pines; San Gabriel Mts. 1981 Comment
  RSA599179  Galium porrigens Scott D. White 1997-3-12 4767 Los Angeles NW of Zuma Beach, Encinal Canyon Rd. between Pacific Coast Hwy and Mulholland Hwy. 305 Comment
  RSA424703A  Galvezia speciosa Larry E. DeBuhr, Gary D. Wallace 1972-9-2 703 Los Angeles San Clemente Island: south end of the cove south of Eel Point 76 Comment
  SBBG12384  Gambelia speciosa P. H. Raven 1962-7-11 17991 Los Angeles N of Nanny, NE of Lemon Tank, about half way down Comment
  SD237321  Gamochaeta pensylvanica A. C. Sanders, Dan S. Cooper 2010-4-30 38154 Los Angeles South Coast: Madrona Marsh, Torrance. Former oil field with gravel service road remnants. 24 Comment
  RSA584292  Gamochaeta pensylvanica Timothy S. Ross, Orlando Mistretta 1993-5-27 7335 Los Angeles Wilson Canyon, along the riparian strip. 588 Comment
  UCR179971  Garrya veatchii R. G. Swinney 1996-8-7 5214 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  RSA729416  Gayophytum decipiens R. G. Swinney 1998-6-12 6955 Los Angeles NW of Jackson Lake at Ball Flat, 0.7 mi north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
  RSA0103799  Gayophytum diffusum subsp. diffusum R. G. Swinney 2011-6-14 15110 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA0112558  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-15 15188 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  POM50312  Gayophytum heterozygum L. R. Abrams 1901-7-10 1897 Los Angeles San Gabriel Mountains: Wilson s Peak Comment
  RSA624576  Genista canariensis L. C. Wheeler 1973-4-9 s.n. Los Angeles Millard Canyon; approx. national forest boundary 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
  RSA390985  Geranium rotundifolium Wm. Martin 1972-5-12 s.n. Los Angeles Gold Creek, Little Tujunga. Comment
  UCR220167  Gilia aliquanta subsp. aliquanta R. G. Swinney 2009-4-2 10256 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
  UCR215972  Gilia angelensis R. G. Swinney 2005-4-30 8228 Los Angeles San Gabriel Mountains, Glendora, 'Morgan Canyon Plateau' adjacent to and east of Morgan Canyon 418 Comment
  UCSB9863  Gilia angelensis H., J. 1941-4-4 Los Angeles San Dimas Canyon; 1/2 mi. below San Dimas Dam 426 Comment
  SD197857  Gilia capitata R. G. Swinney 2005-4-9 8209 Los Angeles San Gabriel Mountains: San Dimas, Sycamore Canyon. 395 Comment
  SEINET12320609  Gilia capitata F. Thorne, Tilforth, C. W. 1971-1 41545 Los Angeles San Gabriel Mts., Angeles National Forest 381 Comment
  RSA470247  Gilia capitata subsp. abrotanifolia Christopher Davidson 1975-5-25 2551 Los Angeles Ca. 1 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mountain. Angeles Nat. For 1357 Comment
  UC1123848  Gilia capitata subsp. abrotanifolia Jerome S. Horton 1936-6-16 472 Los Angeles 2100 trail - He<?>er Gate, West Fork San Dimas Canyon West Fork San Dimas Canyon, Pomona Quad. Comment
  UC1922232  Gilia capitata subsp. abrotanifolia Valerie L. Soza, Laura Moore 2000-5-10 869 Los Angeles Transverse Ranges; Verdugo Mountains region; 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''. Near 34deg 14' 22.9'' N 118deg 18' .7'' W T2N R14W NE/4, SW/4 sec. 24. Comment
  RSA225980  Gilia capitata subsp. abrotanifolia R. F. Thorne, A. C. Gibson 1971-5-22 39742 Los Angeles Fish Canyon. 305 Comment
  RSA578294  Gilia capitata subsp. abrotanifolia T. S. Ross, S. D. Boyd 1994-5-4 7662 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  SD45399  Gilia latiflora Robert F. Hoover 1938-4-16 3119 Los Angeles Bailey's, upper Antelope Valley. Comment
  SBBG58377  Gilia latiflora subsp. davyi R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  RSA346679  Gilia latiflora subsp. latiflora F. R. Fosberg 1983-4-22 64158 Los Angeles Southeast of Saddleback Butte State Park, near Avenue M, north of Moody Springs, east of Lancaster, Antelope Valley. Comment
  RSA469369  Gilia latiflora subsp. latiflora Francis M. Ball, Cameron Blake, Jane Turner 1962-6-2 SK&F- 967 Los Angeles Big Pines Highway midway between Pearblossom and Valyermo 1037 Comment
  RSA155879  Gilia minor P. H. Raven 1962-4-6 17108 Los Angeles 0.5 miles north of Pearblossom 854 Comment
  RSA587166  Gilia modocensis Orlando Mistretta 1995-4-28 1653 Los Angeles Kitter Canyon; Slopes W of main canyon. 1280 Comment
  CAS-BOT-BC225505  Gilia nevinii Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4262 Los Angeles Lower half of China Canyon, S end of island, W side, San Clemente Island Comment
  RSA251503  Gilia nevinii R. F. Thorne 1973-4-11 42833 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 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
  RSA0017218  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1992-5-4 213 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  UC23818  Gilia ochroleuca subsp. bizonata J. Burtt Davy May 9 1896-May 24 1896 2554 Los Angeles Manzana Antelope Valley, Manzana Comment
  UCR192824  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-7-6 6297 Los Angeles San Gabriel Mtns., Grassy Hollow, east of Jackson Flats, on ridge c. 200 m north of entrance to Grassy Hollow Campground 2195 Comment
  UCR193441  Gilia ochroleuca subsp. bizonata R. G. Swinney 1999-6-5 7264 Los Angeles San Gabriel Mtns., ridge extending west from Big John Peak, above Big John Flat 1817 Comment
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May 3 2012
  RSA0017201  Gilia ochroleuca subsp. vivida T. S. Ross 1994-5-31 7966 Los Angeles Pacifico Mountain: ca. 530 m. due W of the summit of 7124 ft. A low saddle-like area, functionally the head of Santiago Canyon. 2006 Comment
  RSA0017168  Gilia ochroleuca subsp. vivida West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near Pine Flats. Comment
  RSA679867  Gilia sinuata LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 872 -a Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCR191197  Gilia splendens R. G. Swinney 1999-7-5 7529 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
  UCR192870  Gilia splendens R. G. Swinney 1998-8-6 6720 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  RSA225698  Githopsis diffusa subsp. diffusa R. F. Thorne, Arthur C. Gibson 1971-5-22 39768 Los Angeles San Gabriel Mountains. Angeles National Forest. Fish Canyon. 274 Comment
  UCR141020  Glyptopleura marginata June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  RSA724552  Gnaphalium californicum K. Dobry 1992-4-14 D- 364 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  UCR73382  Gnaphalium canescens subsp. beneolens T. S. Ross 1991-8-14 5790 Los Angeles San Gabriel Mtns., Pacifico Mtn Rd, 0.5 mi east of Lower Pacifico Campground Rd. 1927 Comment
  UCR186768  Gnaphalium canescens subsp. microcephalum T. B. Salvato, Sandra Murcia 2007-3-28 2022 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  POM197904  Gnaphalium microcephalum Joseph A. Ewan 1932-2-3 7019 Los Angeles Hillside near mouth of Laurel Canyon, Santa Monica Mts. Comment
  SBBG108953  Gnaphalium palustre S. A. Junak 1997-5-20 SCl 882 Los Angeles Ridge Rd, ca. 0.73 mi SSE of Thirst Pk, in extreme upper reaches of Cave Cyn 539 Comment
  POM358906  Gnaphalium palustre Anstruther Davidson 1809 Los Angeles E. Los Angeles. Comment
  NY232202  Godetia dudleyana L. Abrams 1903-7-1 2625 Los Angeles Wilson's Trail, near Santa Anita Canyon. 762.0 Comment
  CAS-BOT-BC305272  Grindelia hirsutula Lewis S. Rose 1946-7-21 46223 Los Angeles N. end of Hollywood Reservoir 228 Comment
  LA47624  Guillenia lasiophylla Henry J. Thompson; 1960-5-14 3066 Los Angeles Santa Monica Mountains, Saddle Peak, along road to fire lookout tower, N of ridge NE of peak 731 Comment
  RSA608876  Guillenia lasiophylla L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  RSA248691  Guillenia lasiophylla Christopher Davidson 1973-3-26 1738 Los Angeles Escondido Canyon Rd, ca. 1 mi NE of jct with Agua Dulce Rd. 762 Comment
  RSA594458  Gutierrezia californica Steve Boyd, Lauren Raz 1996-9-24 8950 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
  UCR98761  Haplopappus canus Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22694 Los Angeles San Clemente Island, China Canyon above confluence of Iwo Jima Gulch. 200 Comment
  SBBG117002  Harpagonella palmeri S. A. Junak 2001-5-3 SCa 1465 Los Angeles just N of Airport Rd, above head of Swain's (Swain) Cyn 408 Comment
  OBI34894  Hazardia squarrosa var. grindelioides David J. Keil 1983-8-23 17869 Los Angeles Just W of Leo Carillo State beach along hwy 1 , ca. 1 mi E of Ventura Cnty line. Comment
  RSA653518  Hazardia squarrosa var. grindelioides LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 281 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  LA202064  Hedypnois cretica Carl Epling; 1943-3-27 sn Los Angeles 15 Comment
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Dec 7 2018
  UCR76083  Helenium bigelovii R. D. Goeden 1991-9-3 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest: Angeles Hwy 2, north of Mt. Burnham 2162 Comment
  POM293691  Helenium puberulum Lyman Benson 1948-10-25 13544 Los Angeles Spring one mile above mouth of San Antonio Canyon, Pacific Slope Drainage Area, San Gabriel Mountains. 793 Comment
  CAS-BOT-BC520319  Helianthemum scoparium R. G. Swinney 2010-5-25 12964 Los Angeles San Gabriel Mountains, just S of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just N of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 670 Comment
  JEPS19508  Helianthus annuus Peter H. Raven 1957-9-21 11327 Los Angeles small hill at nw end UCLA campus; Los Angeles Comment
  POM17620  Helianthus nuttallii P. A. Munz 1923-8-30 7652 Los Angeles Lone Pine Canyon, San Antonio Mountains. 1524 Comment
  SBBG130573  Heliotropium curassavicum S. A. Junak 2000-10-13 SCa 1417 Los Angeles E side of Avalon Harbor, next to Avalon Veteran's Memorial Park 0 Comment
  RSA14721  Hemizonia australis C. B. Wolf 1934-8-16 6051 Los Angeles Bryant Ranch east of Long Beach. 4 Comment
  RSA188375  Hemizonia fasciculata R. F. Thorne 1965-6-24 35046 Los Angeles Santa Catalina Island: above pond impounded behind dam in lower Cottonwood Canyon Comment
  CAS-BOT-BC143674  Heteromeles arbutifolia Alice Eastwood 1919-7-4 9276 Los Angeles Santa Monica Canyon, Los Angeles Comment
  SBBG20513  Heteromeles arbutifolia E. R. Blakley 1963-12-8 6386 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 304 Comment
  SBBG52927  Heteromeles arbutifolia F. C. Boutin 1967-4-23 Los Angeles Lemon Tank, dump site 304 Comment
  UC12319  Heteromeles arbutifolia J. H. Barber Jul 21 1897-Jan 1 1900 276 Los Angeles Santa Monica Forestry Station Comment
  SEINET11915757  Heteromeles arbutifolia I. W. Clokey, Templeton, B. 1929-1 4589 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  SD85164  Heteromeles arbutifolia var. macrocarpa E. R. Blakley 1962-6-9 5208 Los Angeles San Clemente Island, head of rocky canyon between Triangulation Points Chinity and Rest above Mosquite Cove. 334 Comment
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Jul 1 2014
  RSA93358  Heterotheca fastigiata F. W. Peirson 1918-10-16 285 Los Angeles Pacoima Canyon west end of San Gabriel Mts. 534 Comment
  RSA0074422  Heterotheca grandiflora R. G. Swinney 2008-11-30 9873 Los Angeles San Gabriel Mtns.: Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon. 204 Comment
  RSA0075650  Heterotheca grandiflora LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 289 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 915 Comment
  OBI36527  Heterotheca grandiflora Mark Schneider 1973-1 s.n. Los Angeles 7-HIlls Ranch Comment
  RSA0074074  Heterotheca grandiflora L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  RSA0074392  Heterotheca grandiflora M. B. Dunkle 1928-2-19 1710 Los Angeles Santa Catalina Island, Hay Press 427 Comment
  RSA0074403  Heterotheca grandiflora Timothy S. Ross, Annette Ross 1991-3-7 4139 Los Angeles Elephant Hill: Western Pomona. 244 Comment
  RSA0074443  Heterotheca grandiflora Larry E. DeBuhr, Gary D. Wallace 1972-9-1 688 Los Angeles San Clemente Island, along West Cove on NW side of island. Comment
  RSA0075801  Heterotheca grandiflora G. J. Hollenberg 1928-7-10 13946 Los Angeles Venice. Comment
  UCR210496  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2008-12-6 9956 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.4 mi. north of Sierra Madre Ave., south side of road at spring, 0.5 mi. east of San Gabriel Canyon Information Station on Hwy 39 256 Comment
  UCR180381  Heterotheca subaxillaris Scott D. White, Andrea Warniment 2006-7-6 11608 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  UCR51496  Hibiscus rosa-sinensis A. C. Sanders 1987-12-4 7573 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport and Pershing Dr 38 Comment
  UC306194  Hieracium argutum I. M. Johnston 1918-8-25 2129 Los Angeles shaded cliff in Evey Canyon (San Antonio Mountains); , Evey Canyon 914 Comment
  UCR190284  Hieracium argutum var. parishii R. G. Swinney 1998-8-1 6620 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  RSA0066322  Hirschfeldia incana Scott Lowe 1991-5-7 11 Los Angeles San Gabriel River channel, about 150 m north of San Gabriel River Parkway Bridge, city of Pico Rivera. Comment
  UCD115131  Hirschfeldia incana P. B. Kennedy 1918-8-1 A Los Angeles Around High School. Comment
  RSA0096929  Hoffmannseggia glauca Anstruther Davidson 1920-07 s.n. Los Angeles Coyote Pass, Los Angeles. Comment
  SBBG31392  Holodiscus discolor R. F. Thorne 1967-5-20 Los Angeles Descanso Cyn, ca. fourth way down from head at Airport Rd to mouth 228 Comment
  SBBG43171  Hordeum marinum subsp. gussoneanum R. M. Beauchamp 1976-5-22 4162 Los Angeles curve in rd N of Middle Ranch site and W of Boulder 472 Comment
  UCR256434  Hordeum murinum R. G. Swinney 2010-6-8 13196 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA250626  Hordeum murinum subsp. leporinum R. F. Thorne 1971-4-2 41410 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont 549 Comment
  RSA652394  Hordeum murinum subsp. leporinum Gerald F. Bliss 1948-5-11 s.n. Los Angeles Found on Cypress Avenue about 4 miles east of Covina 243 Comment
  LA200817  Horkelia cuneata subsp. cuneata Elizabeth Epling; April 1938 sn Los Angeles Comment
  UCR100634  Horkelia cuneata subsp. puberula L. C. Wheeler 1967-6-16 9855 Los Angeles San Gabriel Mtns., N side of Sunset Ridge under powerline, Millard Canyon 579 Comment
  LA207975  Horkelia parryi A. M. Johnson; 1933-5-20 4289 Los Angeles Asuza flats Comment
  CAS-BOT-BC213010  Hosackia crassifolia John Thomas Howell 1947-7-18 23411 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  CHSC84000  Hosackia oblongifolia John Dittes 1990-6-20 126 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. On creek bank. 1493 Comment
  SEINET957968  Hosackia oblongifolia V. Duran 1933-1 3698 -3528 Los Angeles Buckhorn, San Gabriel Mts. 2591 Comment
  SBBG105563  Hulsea heterochroma T. Ross, S. Boyd 1994-6-23 8042 Los Angeles Sawmill Mtn, Burnt Pk 1664 Comment
  CATA1834  Hypochaeris glabra Denise Kraus 2000-4-24 13 Los Angeles Santa Catalina Island: (Goat Harbor burn area) approximately 2,770 ft. north of Airport Road and 690 ft. east of western fuel break ridge (western fuel break ridge starts midway along parking loop off Airport Road). At GHB Transect 3 368 Comment
  SBBG96294  Hypochaeris glabra S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 643 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 252 Comment
  POM361211  Hypochaeris glabra Jack Rempel 1932-5-9 15253 Los Angeles El Segundo. Comment
  UCR48943  Ilex cornuta A. C. Sanders 1987-7-22 7170 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  UCR102378  Imperata brevifolia L. C. Wheeler 1964-3-18 8424 Los Angeles San Gabriel Mtns, About half way between Roberts Canyon and Fish Canyon Comment
  OBI4724  Ipomoea indica T. C. Fuller 1966-9-27 15213 Los Angeles W bank of Topanga Crk just N of Pacific coast hwy 101, Topanga Beach Comment
  POM223266  Ipomoea purpurea L. C. Wheeler 1933-6-26 1884 Los Angeles San Bernardino Ave. at San Antonio Ave. Pomona. 259 Comment
  RSA722092  Iris pseudacorus R. E. Riefner 2007-4-15 7 -179 Los Angeles Harbor City, Harbor Regional Park & Lake, Bixby Slough, Vermont Ave./Pacific Coast Hwy. 14 Comment
  UCD150955  Iva hayesiana D. S. Park 2010-4-26 40 Los Angeles Ranch Santa Ana Botanic Garden 383 Comment
  RSA771949  Jepsonia malvifolia R. F. Thorne 1968-2-24 37918 Los Angeles Santa Catalina Island. Blue Cavern Point. Comment
  CAS-BOT-BC426241  Jepsonia parryi D. E. Breedlove 1961-9-23 1264 Los Angeles Fourth of July Cove, Santa Catalina Island 21 Comment
  CAS-BOT-BC133197  Juglans californica A. C. Sanders; R. E. Riefner, Jr. 2009-8-18 37170 Los Angeles San Gabriel Valley: Pomona, Cal Poly Pomona campus at Kellogg West 267 Comment
  RSA695394  Juglans californica A. C. Sanders, Mark A. Elvin, Cathleen Weigand 2002-8-1 25548 Los Angeles Newhall Ranch, Santa Clara River at dirt road crossing near Del Valle 274 Comment
  UCD110253  Juglans californica Gordon J. Pilone 1963-4-15 262 Los Angeles Diamond Bar Ranch, Brea Canyon. Santa Ana Mt. Range. 609 Comment
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Jun 27 2014
  LA200574  Juglans californica var. californica Carl Epling; L. Ellison 1929-4-27 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  LA35977  Juglans californica var. californica Peter H. Raven; Henry J. Thompson 1959-9-27 14545 Los Angeles Santa Monica Mountains, Mulholland Hwy near Decker Road 609 Comment
  RSA610542  Juglans californica var. californica Louis C. Wheeler 1968-8-20 s.n. Los Angeles Los Pinetos Canyon Spring. 854 Comment
  SD79040  Juglans californica var. californica R. Mitchel Beauchamp 1966-8-10 65 Los Angeles West side of summit of Topanga Canyon Blvd. Comment
  RSA0011172  Juglans californica var. californica R. G. Swinney 1969-4-25 359 Los Angeles San Gabriel Mts: In and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. Harrow Canyon, 200 yards S of Harrow Canyon debris basin on Easley Canyon Road. 381 Comment
  SD237248  Juncus R. G. Swinney 2009-5-27 10887 Los Angeles Transverse Range; San Gabriel Mtns.: Solphur Springs Campground, streamside from campground to 300 m downstream. 1584 Comment
  UCR209524  Juncus R. G. Swinney 2008-7-2 9117 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  RSA199192  Juncus acutus subsp. leopoldii Robert F. Thorne, D. Propst 1968-5-27 37639 Los Angeles Santa Catalina Island. Ben Weston Beach at mouth of Middle Ranch Canyon. Comment
  RSA250521  Juncus balticus subsp. ater Robert F. Thorne, John Dourley 1967-10-10 37337 Los Angeles Angeles National Forest: Jackson Lake, W end of lake. 1867 Comment
  RSA368150  Juncus bufonius F. R. Fosberg 1930-7-3 S- 3096 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA368154  Juncus bufonius L. C. Wheeler 1932-5-17 722 Los Angeles Santa Monica Mountains: Garapito Creek. 305 Comment
  RSA0022828  Juncus macrophyllus Duncan S. Bell, Caitlin Elam 2013-8-1 5567 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  RSA781817  Juncus macrophyllus R. G. Swinney 2009-7-23 11372 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR204746  Juncus macrophyllus R. G. Swinney 2005-8-9 8420 B Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCR209610  Juncus macrophyllus R. G. Swinney 2008-10-10 9573 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  CATA755  Juncus mexicanus Mark L. Hoefs 1991-5-22 1284 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  RSA640892  Juncus mexicanus L. C. Wheeler 1967-8-2 10316 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  RSA536050  Juncus patens Timothy S. Ross 1991-5-21 5405 Los Angeles San Clemente Island, E fork of Box Canyon near junction with westerly fork 451 Comment
  SEINET13203206 Image available Juncus rugulosus R. G. Swinney 2011-1 15881 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  POM1604  Juncus rugulosus I. M. Johnston 1918-10-18 s.n. Los Angeles Los Angeles River. Comment
  RSA517176  Juncus rugulosus Timothy S. Ross, Orlando Mistretta 1990-10-16 3279 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National forest. Cape Horn Canyon. 671 Comment
  RSA589346  Juncus rugulosus Orlando Mistretta 1994-3-30 957 Los Angeles San Gabriel Mountains, Little Rock Creek. On creek below Little Rock Dam E of guard station. 960 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
  UCR206139  Juncus xiphioides R. G. Swinney 2008-5-30 8909 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
  RSA70313  Juncus xiphioides F. W. Peirson 1921-5-20 2418 Los Angeles Little Rock Creek 1204 Comment
  LA202624  Juniperus californica Arthur C. Gibson; Tarja Sagar 2006-8-30 5133 Los Angeles Santa Monica Mountains, Cornell Corners, above Cornell Way (Sideway Rd?) 274 Comment
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Oct 1 2018
  SEINET10613609  Juniperus californica William H. Brewer Brewer 110 Los Angeles California State Survey. In dry places near San Gabriel Canon. Sent by Prof. Brewer 1861. Comment
  SEINET10826685  Juniperus californica William H. Brewer Brewer 126 Los Angeles California State Survey. San Gabriel Comment
  RSA293234  Keckiella cordifolia D. C. Michener 1980-6-30 3693 Los Angeles Transverse Ranges [Sierra Pelona]; 3.2 miles northwest of jct of Bouquet Canyon rd on road to Green Valley. 1000 Comment
  RSA401704B  Keckiella cordifolia Geo. L. Moxley 1915-7-21 418 Los Angeles San Gabriel Mountains. Comment
  CAS-BOT-BC176828  Kochia californica Ernest C. Twisselmann 1970-9-8 17492 Los Angeles Antelope Valley: Highway 14 at Avenue A 762 Comment
  POM50838  Kochia californica A. D. E. Elmer 1902-06 3717 Los Angeles Lancaster. Comment
  SDSU5591  Kochia californica D. F. Howe 1948-5-3 1807 Los Angeles 3 miles north of Lancaster. 610 Comment
  CHSC84004  Koeleria macrantha John Dittes 1990-6-20 148 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. 1493 Comment
  UCSB395  Koeleria macrantha Beach, Kay 1943-9-1 Los Angeles Browns Flat, San Dimas Experimental Forest, San Gabriel Mountains Comment
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Jul 10 2013
  SEINET7042278  Koeleria macrantha A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  CAS-BOT-BC271338  Koeleria pyramidata Victor Duran 1933-7-9 3505 Los Angeles Horse Flats, San Gabriel Mountains 1676 Comment
  CAS-BOT-BC340579  Lactuca serriola LeRoy Abrams 1902-8-18 2956 Los Angeles Ballona Creek, near Mesmer Comment
  RSA710727  Lactuca serriola Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1347 Los Angeles La Tuna Canyon, along La Tuna Canyon Road. 427 Comment
  UCR217694  Lactuca serriola A. C. Sanders, Dan S. Cooper 2010-8-5 38544 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR258495  Lactuca serriola R. G. Swinney 2010-6-23 13316 Los Angeles San Gabriel Mountains/Verdugo Mountains, 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
  SBBG126021  Lagophylla ramosissima A. Parikh, N. Gale 2010-5-12 3160 Los Angeles 3.9 km S of Hwy 138, 0.2 km W of 120th St W 783 Comment
  CAS-BOT-BC273830  Lamarckia aurea C. G. Pringle 1882-3-31 s.n. Los Angeles Los Angeles Comment
  SEINET10598998  Lamarckia aurea John Quincy 1890-3-9 Fritchey s.n. Los Angeles Hills E Los Angeles. Comment
  CDA5665  Lamium amplexicaule L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains; San Gabriel Mountains: Indian Canyon Campground (off Soledad Canyon) T4N R13W NW1/4 sec. 20. Elev. 2700 . Comment
  RSA409527  Lamium amplexicaule Louis C. Wheeler 1933-1-28 1457 Los Angeles 1835 Westhaven Ave. San Marino. 137 Comment
  CAS-BOT-BC337928  Lasthenia californica A. C. Sanders; Mark Elvin; et al 2003-4-14 25952 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
  RSA598856  Lasthenia californica Steve Boyd, T. S. Ross 1997-3-21 9232 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  RSA725197  Lasthenia californica Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -67 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
  CAS-BOT-BC352909  Lasthenia coronaria Alice Eastwood 1906-5-27 270 Los Angeles Roscoe Comment
  CAS-BOT-BC354218  Lasthenia coronaria L. R. Abrams 1901-4-6 1336 Los Angeles Chatsworth Park Comment
  SEINET7885647 Image available Lasthenia glabrata var. coulteri Peter H. Raven 1962-1 17003 Los Angeles northeast end of Bixby Slough north of Wilmington Comment
  UC53906  Lasthenia gracilis Ernest Braunton 1902-4-1 253 Los Angeles n Pomona Comment
  POM18976  Lasthenia gracilis P. A. Munz 1923-4-9 6688 Los Angeles Near Lemon Tank, Santa Clemente Island. Comment
  SDSU2773  Lasthenia gracilis R. M. Beauchamp 1967-3-17 254 Los Angeles East of Wilson Gove and elsewhere on San Clemente Island. Comment
  SD252330  Lathyrus odoratus Steven A. Junak 2000-5-18 Sca 1295 Los Angeles Santa Catalina Island: Just E of town at isthmus, plant stop. 14 Comment
  RSA0088108  Lathyrus vestitus R. G. Swinney 2010-4-30 12456 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
  UCD106495  Lathyrus vestitus Gordon Pilone 1960-4-21 12 Los Angeles Little Dalton Canyon above Glendora. San Gabriel Mt. Range. 365 Comment
  RSA137019  Lathyrus vestitus subsp. laetiflorus Percy C. Everett, E. K. Balls 1959-6-2 23835 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  UC864436  Lathyrus vestitus var. alefeldii F. R. Fosberg 1931-5-6 S 4803 Los Angeles Cape Canyon Santa Catalina Island 220 Comment
  RSA717028  Lathyrus vestitus var. vestitus Gary Kovnat, LeRoy Gross 2003-2-16 22 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  UC828933  Layia glandulosa Marcus E. Jones 1882-5-1 Los Angeles Los Angeles Comment
  RSA550027  Layia glandulosa Walter Wisura, E. Roeder 1992-4-21 4697 Los Angeles West Mojave: Mountain Brook Ranch near Valyermo. Comment
  RSA713244  Layia glandulosa LeRoy Gross 2005-5-3 2227 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA728338  Layia glandulosa Gary D. Wallace 1982-4-17 1906 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  SFV4012  Layia platyglossa P. G. Kilburn 1958-2-25 625 Los Angeles Santa Monica Mountains Point Dume, west of Malibu overlooking the Pacific Ocean. In field north of parking area at Point Dume. 60 Comment
  SBBG108412  Layia platyglossa T. Ross 1995-5-21 8607 Los Angeles terrace on W side of Chenetti Cyn and just N of Snail Cyn, 4300 ft SSE of triangulation point Rest (1336 ft) and 3540 ft NNW of triangulation point Slope (781 ft) 271 Comment
  POM246628  Layia platyglossa subsp. campestris F. R. Fosberg 1931-5-2 4735 Los Angeles Bullrush Ridge, Santa Catalina Island 250 Comment
  RSA628592  Lemna minor Andrew Wheeler 1967-7-23 10159 Los Angeles San Gabriel Mountains: Mojave Desert Slope: Barrel Springs Comment
  RSA409631  Lepechinia fragrans H. C. Ackley 1927-6-4 s.n. Los Angeles Trail to Switzer s Comment
  UCR220210  Lepidium fremontii R. G. Swinney 2009-4-24 10470 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, just below Littlerock Creek Dam, in tributary canyon to the east 1000 Comment
  CAS-BOT-BC89535  Lepidium lasiocarpum Le Roy Abrams 1901-4-1 1182 Los Angeles Ballona Harbor. Comment
  CAS-BOT-BC12906  Lepidium strictum Timothy S. Ross; Steve Boyd 1990-5-15 2521 Los Angeles San Gabriel Mountains. Live Oak Campground, Tujunga Ranger District, Angeles National Forest. 670 Comment
  IRVC28751  Lepidospartum squamatum A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25533 Los Angeles Newhall Ranch, "Long Canyon," north of Potrero Canyon NE end of Santa Susana Mtns. 366 Comment
  RSA0060874  Lepidospartum squamatum R. G. Swinney 2010-3-22 12087 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  RSA128051  Lepidospartum squamatum Peter H. Raven, H. J. Thompson 1958-9-19 13728 Los Angeles Santa Monica Mountains; on dry hillside near junction of Decker and Potrero Canyon roads, near Lake Sherwood. 282 Comment
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Mar 25 2014
  RSA593425  Lepidospartum squamatum Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8896 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  UCR126236  Lepidospartum squamatum A. C. Sanders 2003-3-14 25762 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR239987  Lepidospartum squamatum R. G. Swinney 2009-11-13 11604 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  RSA600736  Leptosiphon androsaceus L. C. Wheeler 1955-4-30 7143 Los Angeles San Jose Hills: ca 1/2 mile north-weserly from Puddingstone Dam. Comment
  SBBG38700  Leptosiphon bicolor R. Moran 1941-3-9 690 Los Angeles Middle Ranch 250 Comment
  POM21353  Leptosiphon breviculus Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  RSA469978  Leptosiphon breviculus H. E. Hasse 1906-6-1 s.n. Los Angeles Big Rock Creek. Comment
  RSA778921  Leptosiphon breviculus Orlando Mistretta, Christine Mistretta 2010-6-3 5243 Los Angeles Mill Creek Canyon, 1.80 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  UCR271195  Leptosiphon breviculus R. G. Swinney 2011-6-6 14988 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA250676  Leptosiphon breviculus R. F. Thorne, A. C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39513 Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1432 Comment
  RSA73036  Leptosiphon breviculus F. W. Peirson 1921-6-19 937 Los Angeles North Fork of San Gabriel River. 1646 Comment
  UCR146493  Lessingia filaginifolia Scott D. White 2004-7-27 10631 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  UCR143342  Lessingia filaginifolia var. filaginifolia M. Canby 1925-11-28 13 Los Angeles Transverse Ranges; Santa Susana Mtns, south side of Newhall Grade Comment
  CAS-BOT-BC339273  Lessingia glandulifera var. glandulifera Smith; Holsten 1974-8-15 0523 Los Angeles Texaco Oil Field Castaic 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
  POM295822  Leymus condensatus Lyman Benson 1933-11-12 5733 Los Angeles Beverly Glen, Beverly Hills, Pacific Ocean Watershed. 244 Comment
  RSA483173  Leymus condensatus Robert L. Dressler 1948-7-28 65 Los Angeles Baldwin Hills, rolling hills with grass cover. Comment
  UCD64544  Leymus condensatus Peter Kamb 1948-7-13 1220 Los Angeles San Gabriel Mts, Big Tujunga Canyon at mouth of Bryant Canyon. 548 Comment
  CAS-BOT-BC274470  Leymus triticoides Alice Eastwood 1906-5-27 160 Los Angeles San Pedro Comment
  POM156186  Leymus triticoides Le Roy Abrams 1902-6-12 2524 Los Angeles Ballona Creek, near Mesmer. Comment
  UCR194052  Lilium humboldtii R. G. Swinney 1998-8-21 6782 Los Angeles San Gabriel Mtns., Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle 1152 Comment
  RSA0106319  Lilium humboldtii var. bloomerianum Lyman Benson 1954-6-27 15300 Los Angeles Little Dalton Canyon above Glendora. Mt. Range: San Gabriel. 426 Comment
  RSA755819  Lilium parryi Richard G. Swinney 2008-7-2 9142 Los Angeles north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  POM155898  Limonium californicum L. R. Abrams 1904-9-6 4184 Los Angeles San Pedro Comment
  JEPS86573  Linanthus breviculus Roy E. Buck 1988-4-9 889 Los Angeles 3.1 rd mi s CA Hwy. 138 (e of Largo Vista Rd, 0.3 air km e of 4200 ft elev on wash draining Grandview Canyon, 14 air km ese of Pearblossom, s side of Antelope Valley); Antelope Valley, Grandview Canyon 1280 Comment
  CAS-BOT-BC226769  Linanthus californicus C. F. B. 1904-5-24 4783 Los Angeles Hills near Claremont Comment
  RSA468429  Linanthus californicus Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  RSA468479  Linanthus californicus F. R. Fosberg 1931-3-1 S- 4225 Los Angeles Topanga Canyon, 1.5 mi. below Wildwood, Santa Monica Mountains. 75 Comment
  UCR43559  Linanthus dianthiflorus subsp. dianthiflorus B. A. Prigge 1986-3-19 6933 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.3 mi west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  JEPS58396  Linanthus dichotomus Frank W. Peirson 1919-5-10 393 Los Angeles Arraster Creek San Gabriel Mountains 914 Comment
  UCR124682  Linanthus parryae B. C. Templeton, I. W. Clokey 1930-4-8 1038 Los Angeles Mojave Desert, west of Lancaster 710 Comment
  POM364689  Linanthus parryae L. C. Wheeler 1932-4-10 605 Los Angeles Palmdale. 762 Comment
  RSA0044605  Linanthus parviflorus A. C. Sanders 2007-4-19 33433 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  RSA674825  Linanthus parviflorus Scott D. White, Sandy Leatherman, D. E. Bramlet, A. O'Neal, W. Sangkatavat 2001-4-24 8411 Los Angeles Southwestern Liebre Mountains: Grasshopper Canyon area near Castaic lake. 518 Comment
  UC23763  Linanthus parviflorus J. Burtt Davy May 9 1896-May 24 1896 2483 Los Angeles Manzana Antelope Valley Comment
  CAS-BOT-BC110584  Lithophragma John H. Thomas 1957-5-25 6781 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles north northeast of Pasadena. 609 Comment
  UCR190259  Lithophragma affine R. G. Swinney 2000-5-21 7778 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station 610 Comment
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May 8 2012
  CAS-BOT-BC174474  Loeflingia squarrosa Alice Eastwood 1906-6-2 175 Los Angeles San Pedro Comment
  SBBG113109  Logfia gallica S. A. Junak with M. L. Hoefs, K. Kirkland 1998-5-2 SCa 619 Los Angeles upper portion of Avalon Cyn watershed, along Memorial Rd, ca. 0.7 mi rd mi above Wrigley Memorial 213 Comment
  RSA594589  Lolium perenne L. C. Wheeler 1967-5-7 9293 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  UCR100609  Lolium perenne B. G. Pitzer 1996-5-5 2863 .1 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA654427  Lolium perenne subsp. multiflorum Matt Brooks 1988-5-12 67 Los Angeles Hacienda Heights, Oak Canyon Dr. 0.9 miles south of its intersection with Turnbull Canyon Rd. Comment
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Aug 12 2014
  UCR211814  Lolium perenne subsp. multiflorum Valerie Soza, LeRoy Gross 2001-5-22 1238 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat 648 Comment
  POM155790  Lolium temulentum M. B. Dunkle 1928-4-13 900 Los Angeles Renton Mine Road, Santa Catalina Island. 274 Comment
  POM3311  Lomatium lucidum I. M. Johnston 1917-7-1 s.n. Los Angeles Evey Canon. 1372 Comment
  RSA308994  Lomatium mohavense J. R. Shevock 1976-4-26 5024 Los Angeles Uncommon to occassional along FS trail 10w09 between South Fork Campground and Devils Chair. San Gabriel Mts., Angeles National Forest. 1372 Comment
  RSA0105340  Lomatium nevadense var. parishii Tim Ross, Steve Boyd 1994-5-4 7664 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  CAS-BOT-BC240751  Lonicera interrupta Timothy S. Ross; J. Mark Porter 1995-5-4 8445 Los Angeles Liebre Mountains. Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 585 Comment
  UCR172461  Lonicera interrupta Anuja Parikh, Nathan Gale 2005-6-2 2113 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, SW of Magic Mountain, study area 46 366 Comment
  RSA764983  Lonicera subspicata Doris Bowers 1957-5-12 519 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  UCR277409  Lonicera subspicata R. G. Swinney 2010-8-23 13571 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  RSA597513  Lonicera subspicata var. denudata L. C. Wheeler 1961-6-12 7866 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 1059 Comment
  RSA657027  Lonicera subspicata var. denudata Joseph M. Keefe 2001-1-19 30950 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles, 90041. 305 Comment
  RSA535734  Lotus argophyllus subsp. ornithopus T. S. Ross 1991-5-23 5483 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 44 Comment
  POM127710  Lotus argophyllus var. argophyllus George B. Grant 708 Los Angeles Little Santa Anita Canyon Comment
  UC75502  Lotus argophyllus var. argophyllus unknown Jun 1904 Los Angeles near Cahuenga Pass Comment
  CDA968  Lotus dendroideus var. dendroideus D. G. Kelch 1991-3-23 1319 Los Angeles Catalina Island. East of Avalon. Comment
  RSA725599  Lotus dendroideus var. dendroideus Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 419 Los Angeles Santa Catalina Island. Lower road above Cherry Cove just N of fourth of July Cove. 45 Comment
  UC153543  Lotus heermannii LeRoy Abrams 1902-7-4 2651 Los Angeles San Gabriel canyon San Gabriel Comment
  RSA609380  Lotus heermannii var. heermannii L. C. Wheeler 1931-5-10 s.n. Los Angeles San Gabriel Mountains: Big Dalton Canyon. Comment
  UCR124710  Lotus procumbens B. C. Templeton 1933-6-16 5133 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  JEPS55751  Lotus procumbens var. procumbens H. M. Hall 1905-6-16 6264 Los Angeles Tejon Pass 1188 Comment
  UC1585954  Lotus procumbens var. procumbens Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 7480 Los Angeles n side San Gabriel Mts. (Co. Rd. N2) (Pine Canyon Rd, along San Andreas Fault, on n side of road); San Gabriel Mts., San Andreas Fault Comment
  RSA670800  Lotus purshianus var. purshianus Joseph M. Keefe 2001-1-24 31026 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
  UC56568  Lotus salsuginosus W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  RSA498849  Lotus scoparius Alton Clare 1929-3-28 s.n. Los Angeles Topanga Canyon. Comment
  RSA406853  Lotus scoparius Robert Gustafson 1980-7-9 1811 Los Angeles Ballona Wetlands, Area 3. Comment
  UCR206537  Lotus scoparius subsp. scoparius A. C. Sanders, T. B. Salvato 2009-5-19 36831 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA406461  Lotus strigosus Ora M. Clark 1929-3-30 1898 Los Angeles W. of Lancaster Comment
  RSA679832  Lotus strigosus LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 896 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway. 1143 Comment
  UCR192874  Lotus strigosus R. G. Swinney 1998-8-6 6718 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 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
  RSA167093  Lotus strigosus W. G. Webb 1935-2-25 s.n. Los Angeles Eagle Rock Park Comment
  RSA406307  Lotus strigosus Geo. L. Moxley 1915-5-13 325 Los Angeles E. Ave. 54, near Arroyo Seco Los Angeles Comment
  UCSC000922  Lotus strigosus var. strigosus Unknown 1975-5-16 34 Los Angeles desert foothills on the San Gabriel Mts. above Little Rock San Gabriel Mts., Little Rock Comment
  RSA599705  Lotus wrangelianus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9453 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UC142983  Ludwigia peploides subsp. peploides Katharine Brandegee 1910-8-1 Los Angeles Bixby Lake near Los Angeles; Bixby Lake Comment
  RSA0085063  Lupinus Justin M. Wood 2009-4-10 477 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  RSA780992  Lupinus R. G. Swinney 2009-5-13 10791 Los Angeles Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  RSA213328  Lupinus albifrons var. eminens Reid V. Moran 1941-3-13 704 Los Angeles Santa Catalina Island. Hermit Gulch, near creek. 50 Comment
  RSA649608  Lupinus bicolor Lori Ackerman, Gerald Braden 1988-4-22 20 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA251422  Lupinus bicolor subsp. umbellatus Robert F. Thorne 1966-4-17 36080 Los Angeles San Clemente Island, near reservoirs between Boulder and Horton, NE side of island. 488 Comment
  CAS-BOT-BC187875  Lupinus chamissonis LeRoy Abrams 1902-6-9 2502 Los Angeles Playa del Rey Comment
  RSA407127  Lupinus chamissonis E. S. Spalding 1923-5-3 s.n. Los Angeles Manhattan Beach. Comment
  UCR220214  Lupinus concinnus R. G. Swinney 2009-4-2 10274 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.5 miles south of Hwy 138 on east side of Bob's Gap Road 1220 Comment
  UCR281352  Lupinus concinnus R. G. Swinney 2014-4-24 16237 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  SEINET10485220  Lupinus densiflorus James S. Henrickson 1966-4-16 Henrickson 2250 Los Angeles 12 mi. E of gorman in open grassy fields; growing with eschscholzia Californica; common. 975 Comment
  CAS-BOT-BC205155  Lupinus elatus Wesley O. Griesel 1961-6-16 s.n. Los Angeles Buckhorn Camp, San Gabriel Mts. 2133 Comment
  POM210096  Lupinus elatus Victor Duran 1933-7-26 3535 Los Angeles Buckhorn 1982 Comment
  UCR259213  Lupinus excubitus subsp. austromontanus Mitch Provance, Callen Huff 2009-4-29 10684 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile north of Gorman; site PO1091 1432 Comment
  CAS-BOT-BC216663  Lupinus excubitus subsp. hallii P. A. Munz; R. D. Harwood No date on label 3727 Los Angeles Santa Ana Mountains 548 Comment
  RSA407099  Lupinus excubitus var. austromontanus Robert Kessler 1921-7-4 3446 Los Angeles San Gabriel Mountains Comment
  RSA601335  Lupinus excubitus var. austromontanus Steve Boyd, Lauren Raz 1997-6-17 9959 Los Angeles Liebre Mountains region: Summit of Burnt Peak, generally to the northeast of the FAA site. 1706 Comment
  JEPS65132  Lupinus excubitus var. hallii Miss C. M. Hoak 1924-2-27 Los Angeles Gibbs Estate Pasadena (Pasadena) Comment
  RSA595879  Lupinus excubitus var. hallii T. S. Ross, Victor W. Steinmann 1995-5-8 8532 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon. 595 Comment
  UCR281591  Lupinus excubitus var. hallii R. G. Swinney 2014-6-5 16708 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  SEINET10485302  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 8292 x 6450 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
  SEINET10937088  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA 6226 x 6453(2) Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Pressed by howard brown. 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 number. Seeds from open field pollen Vector. Comment
  OBI12897  Lupinus formosus D. H. Thomson 1944-5-7 s.n. Los Angeles Burbank; Verdugo Hills 671 Comment
  SEINET10937094  Lupinus formosus Everett EVERETT 18943 Los Angeles Natural in the garden at rsabg. Claremont, ca. 305 Comment
  RSA414468  Lupinus formosus var. formosus Robert Gustafson 1973-5-17 s.n. Los Angeles ca .4 mile above Charlton Flats campground 1677 Comment
  RSA413632  Lupinus formosus var. formosus Donald R. Bissing 1973-6-2 78 Los Angeles Every Canyon, San Gabriels Mts. 0.4 mile from canyon mouth along roadside. 732 Comment
  RSA535694  Lupinus guadalupensis T. S. Ross 1991-5-22 5451 Los Angeles San Clemente Island: Spray (Point), W side of island about 5300 feet N of Eel Point. 9 Comment
  SBBG132166  Lupinus guadalupensis S. A. Junak, B. Collins 1991-4-24 SCI 165 Los Angeles near bottom of Eel Point grade 73 Comment
  LA200465  Lupinus hirsutissimus A. M. Johnson; 1934-3-16 4336 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  SFV19341  Lupinus hirsutissimus J. N. Hogue, C. Solek 2005-4-8 236 .3 Los Angeles San Gabriel Mountains West Fork San Gabriel River. Mouth of Devil's Canyon, north of Cogswell Reservoir. At end of dirt road on north side or reservoir. 750 Comment
  RSA0036361  Lupinus latifolius subsp. parishii Daisie Huang 2007-4-7 07040701 Los Angeles Claremont Wilderness Park. 551 Comment
  LA200480  Lupinus longifolius Carl Epling; N. Dunn 1931-5-30 sn Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  RSA89147  Lupinus longifolius E. K. Balls 1954-3-8 18882 Los Angeles Palos Verdes Hills Comment
  SEINET10485606  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  RSA750112  Lupinus microcarpus R. G. Swinney 2008-5-5 8764 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  UCSB12039  Lupinus peirsonii Dearing, Hugh; Dearing, Margaret 1949-5-1 Los Angeles Rock Creek, San Gabriel Mts. Comment
  RSA756082  Lupinus sparsiflorus R. G. Swinney 1998-4-14 5987 Los Angeles Pinyon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands. 1299 Comment
  UCR280774  Lupinus sparsiflorus R. G. Swinney 2014-5-19 16589 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  POM2611  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz 1918-5-16 2251 Los Angeles Claremont. Comment
  RSA414302  Lupinus succulentus Reid V. Moran 1941-3-4 676 Los Angeles Little Harbor, Santa Catalina Island 15 Comment
  RSA680546  Lupinus succulentus Scott D. White, Michael Honer 2003-6-23 9583 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  SD64109  Lupinus succulentus Lucille Kempers 1953-3-24 6 Los Angeles Claremont Railroad tracks, east of town. Comment
  JEPS65495  Lupinus truncatus Frank W. Peirson 1919-3-27 360 Los Angeles Arroyo Seco Canyon San Gabriel Mts. 411 Comment
  RSA0080388  Lupinus truncatus R. G. Swinney 2010-3-24 12045 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA167629  Lupinus truncatus P. H. Raven, R. F. Thorne 1964-5-7 s.n. Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA250662  Lupinus truncatus R. F. Thorne 1971-4-2 41422 Los Angeles Johnson's Pasture's, N. of Mountain Avenue, Claremont 549 Comment
  RSA527734  Lupinus truncatus Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4300 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA669699  Lupinus truncatus LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 493 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Burbank 7.5 Quad. 412 Comment
  LA209639  Lycium andersonii J. Sauer; 1980-4-26 6092 Los Angeles San Gabriel Mountains, below Juniper Hills, N side of San Gabriel Mountains Comment
  CATA3257  Lycium californicum Julie L. King 2017-2-19 55 Los Angeles Santa Catalina Island: North side of road running along north side of Catalina Harbor, abuot 5 meters from road 12 Comment
  UC483210  Lyonothamnus floribundus subsp. aspleniifolius L. R. Abrams and I. L. Wiggins 1931-7-6 382 Los Angeles vicinity Mosquito Harbor; San Clemente Comment
  CAS-BOT-BC142276  Lyonothamnus floribundus subsp. floribundus L. R. Abrams; I. L. Wiggins 1931-7-4 320 Los Angeles White's Landing - Santa Catalina Island Comment
  CAS-BOT-BC142280  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne 1967-5-19 36882 Los Angeles Echo Lake Branch of upper Swain's Canyon - Santa Catalina Island 365 Comment
  RSA578198  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8181 Los Angeles Santa Catalina Island. 575m SWS of Echo Lake, 1150m NNE of Blackjack Mountain, near bottom of southerly draining draw ultimately draining to White Cove. 354 Comment
  RSA589780  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8201 Los Angeles Santa Catalina Island. Upper ''Little Geiger'' first blue-line drainage W of Cherry Canyon and Lion Head (un-named on topo map). 149 Comment
  UCR218027  Lythrum hyssopifolia A. C. Sanders, Dan S. Cooper 2010-8-5 38574 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  JEPS32971  Madia elegans E. R. Blakley 1958-5-9 2267 Los Angeles 2 mi e Gorman 1097 Comment
  RSA603202  Madia elegans subsp. wheeleri Steve Boyd, Laura Moore, Michael Wall 1997-7-24 10021 B 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). 1646 Comment
  SBBG13674  Madia exigua P. H. Raven 1962-5-21 17812 Los Angeles lower end of Bullrush Cyn 198 Comment
  LA35954  Madia gracilis Peter H. Raven; Henry J. Thompson 1960-5-29 15447 Los Angeles 792 Comment
  SD218974  Madia gracilis R. F. Thorne, P. C. Everett 1965-5-11 34676 Los Angeles Santa Catalina Island, above summit road from Avalon to airport. 60 Comment
  RSA320826  Malacothamnus clementinus F. C. Boutin 1967-4-23 1653 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site. 305 Comment
  SBBG52886  Malacothamnus clementinus F. C. Boutin 1967-4-23 1654 Los Angeles Lemon Tank 304 Comment
  RSA3153  Malacothamnus davidsonii Carl B. Wolf 1931-7-30 2296 Los Angeles 0.5 miles east of San Fernando 305 Comment
  RSA9539  Malacothamnus davidsonii Fay A. MacFadden 1931-06 3197 Los Angeles Verdugo Mountains: Roscoe. Comment
  UCD116357  Malacothamnus fasciculatus Stanislaw Modzelewski 1962-7-30 LASCA 475 Los Angeles On coastal slope of Santa Monica Mountains, southwestern part of county, above Malibu. 457 Comment
  UC586923  Malacothamnus fremontii Joseph Andorfer Ewan 1934-8-3 8448 Los Angeles San Gabriel Mountains,Table Mt., head of Le Montaine Creek 2225 Comment
  UC1122005  Malacothamnus marrubioides A. Lewis 1934-2-1 283 Los Angeles San Fernando Quadrangle, Buck Canyon Comment
  UC729487  Malacothamnus orbiculatus Carl B. Wolf 1932-8-11 1541 Los Angeles 8 mi below Big Pines Park (on road to Little Rock); No. slope San Gabriel Mts. 1371 Comment
  RSA0105018  Malacothrix clevelandii R. G. Swinney 2011-6-22 15276 Los Angeles San Gabriel Mountains: Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy. 1598 Comment
  RSA526552  Malacothrix foliosa Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4238 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  POM362301  Malacothrix glabrata N. C. Cooper 1948-4-21 2688 Los Angeles Littlerock Creek. 762 Comment
  UCR270464  Malacothrix glabrata R. G. Swinney 2011-5-12 14667 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  CATA3175  Malacothrix saxatilis var. tenuifolia Amy Catalano 2016-10-19 155 Los Angeles Santa Catalina Island: East facing cliff on west side of Airport Road 1/4 mile south of Blackjack Road 403 Comment
  CHSC99449  Malacothrix saxatilis var. tenuifolia LeRoy Gross; M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1043 Los Angeles Transverse Ranges: Verdugo Mountains region: South side of mountains; Brand Canyon, below the high waterfall, where the canyon forks off. Growing on cliff of canyon wall. UTM Zone 11: 3783985N 0383011E. 393 Comment
  RSA355909  Malacothrix saxatilis var. tenuifolia R. F. Thorne 1975-9-3 47373 Los Angeles Santa Catalina Island. Near Blue Cavern Point 15 Comment
  POM9696  Malacothrix saxatilis var. tenuifolia R. B. Cowles 1921-05 4557 Los Angeles San Pedro Comment
  RSA780692  Malacothrix saxatilis var. tenuifolia Sandy Leatherman, Pam DeVries 2011-4-28 2011 -10 Los Angeles Transverse Ranges; Liebre Mountains region; 925 meters SW of Vasquez Canyon Road at Mesa Drive in Santa Clarita 576 Comment
  RSA386411  Malosma laurina Robert Gustafson 1980-7-9 1807 Los Angeles Ballona Wetlands, Area 3. Comment
  SBBG78534  Malosma laurina F. R. Fosberg 1931-7-10 5373 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  SD126439  Malosma laurina F. R. Fosberg 1931-7-10 S 5373 Los Angeles Santa Catalina Island, Eagles Nest, Middle Ranch Canyon 180 Comment
  SEINET1034128  Malosma laurina S. Davis 2001-4-29 Los Angeles Pepperdine University campus, Biological Reserve, Comment
  SD66828  Malva assurgentiflora R. Mitchel Beauchamp 1967-3-18 318 Los Angeles In field south of Wilson Cove, San Clemente Island. Comment
  SBBG69443  Marah fabacea R. Hoffmann 1929-5-21 Los Angeles Del Sur to Elizabeth Lake Comment
  LA200404  Marah macrocarpa Carl Epling; 1925-1-15 6401 Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  RSA440983  Marah macrocarpa H. L. Bauer 1931-5-1 s.n. Los Angeles Topanga Canyon, Santa Monica Mtns Comment
  SBBG26468  Marah macrocarpa M. R. Benedict 1965-12-12 Los Angeles ridge above W Parson's Beach 6 Comment
  CATA3261  Marah macrocarpa Julia Parish, Ben Dion 2017-1-3 003 Los Angeles Santa Catalina Island: Parson's WMU 11 Comment
  RSA248905  Marah macrocarpa R. F. Thorne 1973-4-12 s.n. Los Angeles San Clemente Island, Horse Cove, S end of island. 5 Comment
  HSC99260  Marrubium vulgare C. S. Apperson 1967-6-26 Los Angeles Newhall Ranger Station Comment
  UCR259279  Marrubium vulgare R. G. Swinney 2010-5-4 12524 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  LA82001  Marrubium vulgare Barbara Crumly; 1953-4-4 sn Los Angeles Comment
  UCD125009  Marrubium vulgare Gordon Pilone 1961-3-22 168 Los Angeles south of the Santa Anna Botanic Gardens in Claremont, San Gabriel Mountain Range. Comment
  SFV13511  Marsilea vestita subsp. vestita M. H. Grayum, D. L. Koutnik, B. Balch 1977-12-3 911 Los Angeles San Fernando Valley Basin of Chatsworth Reservoir. 244 Comment
  RSA653628  Matricaria matricarioides S. Koukol, R. Koukol 1998-5-3 37 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 344 Comment
  UCR214628  Matricaria matricarioides A. C. Sanders, Dan S. Cooper 2010-3-12 37368 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG70080  Meconella denticulata M. N. Ackley -Apr-1922 773 Los Angeles Verdugo Hills, Glendale Comment
  POM155788  Medicago sativa M. B. Dunkle 1928-4-13 1863 Los Angeles Renton Mine Road, Santa Catalina Island. 274 Comment
  UC1870200  Melia azedarach LeRoy Gross 2001-10-6 448 Los Angeles Los Angeles Basin region; Big Tujunga Wash, southern front of the San Gabriel Mountains; Where the storm waters run down through Haines Canyon channel, east of Foothill Blvd. South side of the wash. 366 Comment
  RSA244894  Melica imperfecta F. R. Fosberg 1931-3-31 4430 Los Angeles Avalon, Santa Catalina Island. Comment
  POM204735  Melica imperfecta var. flexuosa Le Roy Abrams 1901-04 1346 Los Angeles Pasadena. Comment
  SEINET10605878  Melica imperfecta var. refracta Meryle B. Dunkle 1940-3-20 Dunkle 7438 Los Angeles Second canyon south, in shaded canyon bottom, Santa Barbara Island. Comment
  RSA652194  Melilotus albus F. Zuazo 1953-2-5 s.n. Los Angeles Gardina. St Andrew Pl. Ele. 800 ft. 243 Comment
  SBBG128314  Melilotus indicus M. L. Hoefs 1991-4-8 1068 Los Angeles upper Avalon Cyn, below Wrigley Memorial, near drainage channel 143 Comment
  LA200495  Melilotus indicus Norman A. Cole; May 1964 323 b Los Angeles 518 Comment
  RSA652188  Melilotus indicus Guy C. Black 1948-4-23 s.n. Los Angeles 3 mi. north west of Covina. 213 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
  SBBG12380  Mentha canadensis E. R. Blakley 1961-8-18 4609 Los Angeles Zuma Beach Comment
  RSA409917  Mentha spicata Anstruther Davidson 1923-9-1 s.n. Los Angeles Near lake Comment
  RSA604614  Mentha spicata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Barrel Springs. Comment
  RSA409931  Mentha suaveolens Anstruther Davidson 1896-07 s.n. Los Angeles Glendale. Comment
  UCR259045  Mentzelia R. G. Swinney 2010-5-12 12757 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA440345  Mentzelia affinis Thekla Mohr 1897-04 s.n. Los Angeles Sierra Madre Comment
  UC557735  Mentzelia affinis Nell Murbarger May 1936 185 Los Angeles San Clemente Island; ; ; Extreme Southern end of island on hot, dry, south-facing slope. Comment
  RSA282497  Mentzelia albicaulis H. J. Thompson 1960-4-10 3041 Los Angeles SE slope of Piute Butte, 16 miles Southeas of Palmdale, Mojave Desert 915 Comment
  SEINET13203253 Image available Mentzelia congesta R. G. Swinney 2011-1 14504 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA587203  Mentzelia dispersa Orlando Mistretta, Mark A. Elvin 1995-5-10 1691 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Head of W. Fork. 1738 Comment
  RSA440458  Mentzelia laevicaulis N. C. Cooper 4195 Los Angeles Mt. Baldy Resorts. 1524 Comment
  RSA446762  Mentzelia micrantha C. Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon. Comment
  UCR271395  Mentzelia veatchiana R. G. Swinney 2011-5-12 14672 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  RSA757331  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2008-4-3 2296 Los Angeles Near the intersection of Southern California Edison Transmission Line and Peaceful Valley Road, North of intersection of transmission Line and State Hwy 14 in the vicinity of Soledad Pass (Segment 5, structure 60 per TRTP survey; 2008). 1083 Comment
  RSA402614  Mesembryanthemum crystallinum F. R. Fosberg 1931-7-12 S- 5387 Los Angeles Bird Rock, Santa Catalina Island. Comment
  CAS-BOT-BC435248  Mesembryanthemum crystallinum Nell Murbarger 1936-3-1 97 Los Angeles San Clemente Island. South and west sides of island Comment
  RSA535709  Mesembryanthemum crystallinum T. S. Ross 1991-5-23 5508 Los Angeles San Clemente Island: Wilson cove Settlement; lawn at bus stop on N side of Bldg 60112. 53 Comment
  CATA1163  Mesembryanthemum nodiflorum Mark L. Hoefs 1995-5-30 2156 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  RSA341618  Mesembryanthemum nodiflorum F. C. Boutin 1967-4-23 1627 -b Los Angeles San Clemente Island: North end of island, at W end of air field runway. Comment
  SBBG131919  Mesembryanthemum nodiflorum S. A. Junak 2000-6-29 SCa 1344 Los Angeles Bird Rock, near High Point, NW end of Opuntia patch 12 Comment
  UCD134512  Micropus californicus var. californicus M. Vincent 1963-5-22 358 Los Angeles Santa Monica Mountains. Intersection of Old Topanga Canyon and Mulholland. 1/2 mile off road. Comment
  UCR155351  Microseris heterocarpa A. C. Sanders 2005-5-5 29859 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
  UCR258756  Microseris lindleyi R. G. Swinney 2010-5-25 12959 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  POM6147  Microseris lindleyi C. F. Baker 1909-5-15 5311 Los Angeles Mountains near Claremont Comment
  POM6863  Microsteris gracilis subsp. gracilis P. A. Munz, L. T. Street, G. Williams 1919-3-8 2297 Los Angeles Pomona. Comment
  LA209106  Mimulus aurantiacus var. pubescens A. L. Beatty; 1940-4-22 Los Angeles Pasadena, Arroyo Seco Comment
  RSA442696  Mimulus aurantiacus var. puniceus George R. Johnston 1929-7-21 s.n. Los Angeles Catalina Island. Comment
  RSA0105041  Mimulus brevipes R. G. Swinney 2011-4-26 14469 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
  UC457261  Mimulus brevipes Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  CATA324  Mimulus cardinalis Mark L. Hoefs 1973-7-13 353 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, stream bed at bridge 22 Comment
  JEPS10247  Mimulus cardinalis Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  JEPS26491  Mimulus cardinalis Gale Sphon 1959-6-27 376 Los Angeles w of junction with paved road Big Rock Creek Rd.; San Gabriel Mountains 2057 Comment
  UCR264699  Mimulus constrictus Mitch Provance, Callen Huff 2009-4-28 10737 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
  RSA0091981  Mimulus floribundus R. G. Swinney 2011-6-30 15413 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCR209106  Mimulus fremontii R. G. Swinney 2008-6-18 9072 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 Comment
  RSA408110  Mimulus fremontii Lester Rowntree 1930-4-10 s.n. Los Angeles Road from Little Rock to Valyermo. Comment
  RSA646132  Mimulus fremontii Orlando Mistretta 1993-5-10 837 Los Angeles San Gabriel Mountains: Big Pines Highway. 1326 Comment
  RSA252944  Mimulus fremontii var. fremontii Robert F. Thorne, Gary D. Wallace 1973-4-24 43423 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  RSA251472  Mimulus guttatus Robert F. Thorne 1973-4-11 42837 Los Angeles San Clemente Island: plateau W of upper part of Norton Canyon. 396 Comment
  SBBG98482  Mimulus guttatus T. Ross 1991-5-21 5411 Los Angeles jct of two fks of Box Cyn 449 Comment
  CAS-BOT-BC9664  Mimulus palmeri Wesley O. Griesel s.n. Los Angeles State Hwy. #2, Newcombs Ranch, San Gabriel Mts. 1828 Comment
  RSA0056576  Mimulus parishii R. G. Swinney 2005-7-21 8313 Los Angeles San Gabriel Mountains: Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property. 1216 Comment
  RSA746559  Minuartia nuttallii subsp. gracilis Orlando Mistretta 1991-7-30 s.n Los Angeles Mt Baldy; W Baldy Ridge. 2896 Comment
  UCR108169  Mirabilis californica Jeanne Gural, Valerie Soza 1997-3-26 15 Los Angeles Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Boulevard 412 Comment
  UCR95316  Mirabilis californica L. C. Wheeler 1967-4-30 9213 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  RSA714524  Mirabilis laevis A. C. Sanders, Lee Jones 2005-4-8 29334 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  RSA0119798  Mirabilis laevis var. crassifolia R. G. Swinney 2014-5-15 16511 Los Angeles San Gabriel Mountains; Glendora, ridge system between west fork and north fork of Hook Cyn., 0.48 miles n. of Sierra Madre Ave. 427 Comment
  RSA271440  Mirabilis laevis var. crassifolia C. W. Tilforth 1978-6-8 1595 Los Angeles Base of bluffs at Point Dume, west of Malibu Comment
  LA200663  Mirabilis laevis var. crassifolia A. M. Johnson; 1932-4-4 3928 Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  RSA611507  Mirabilis laevis var. villosa Louis C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge, at head of Brainard Canyon. 1402 Comment
  CAS-BOT-BC219914  Monardella breweri subsp. glandulifera Louis C. Wheeler 1932-7-2 918 Los Angeles Ridge S. Brown Flat, San Gabriel Mts. 1371 Comment
  CAS-BOT-BC220130  Monardella exilis Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9483 Los Angeles 4 miles northeast of Lancaster to the Muroc Road Comment
  SD215570  Monardella lanceolata Louis C. Wheeler 1947-7-11 6545 Los Angeles San Gabriel Mountains; Millar Canyon, mesa between Millard Canyon and Arroyo Seco. 441 Comment
  SEINET12272526  Monardella lanceolata J. F. Bright, Wyman, C. 1931-1 5505 Los Angeles Mt. Wilson Comment
  RSA252940  Monoptilon bellidiforme R. F. Thorne, Gary D. Wallace 1973-4-24 43433 Los Angeles Ft. Tejon Road near junction with Longview Road, c. 3 mi S of Pearblossom Road 1067 Comment
  UC849822  Mucronea californica Alice Eastwood 1906-6-5 352 Los Angeles near Los Angeles; Roscoe Comment
  UC1587162  Muhlenbergia appressa Tim Ross 1991-5-21 5382 Los Angeles upper easterly branch Box Canyon; San Clemente Island 472 Comment
  SBBG56962  Muhlenbergia asperifolia R. Hoffmann 1927-9-21 Los Angeles Gorman Comment
  LA9631  Muhlenbergia microsperma LeRoy Abrams; 1903-3-8 3111 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  LA9665  Muhlenbergia microsperma Carl Epling; M. Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR260330  Muhlenbergia microsperma R. G. Swinney 2010-4-13 12213 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  UCR223551  Muhlenbergia richardsonis R. G. Swinney 2009-6-2 10992 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA529915  Muhlenbergia rigens Timothy S. Ross 1991-8-16 5836 Los Angeles near divide between Colby and Wickiup Canyons 1720 Comment
  RSA0094372  Muilla maritima R. G. Swinney 2011-5-31 14932 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA0102544  Muilla maritima Richard G. Swinney 2011-6-7 15104 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air-mile due east of Angeles Crest Hwy & 0.5 mile due north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  SBBG1046  Muilla maritima H. and M. Dearing 1940-4-29 4246 Los Angeles Mint Cyn Comment
  UCR107805  Myosurus minimus Steve Boyd, Kent Hughes 1998-5-5 10179 Los Angeles Liebre Mountains, Portal Ridge, north of the San Andreas Rift Zon, in the Cow Spring drainage along the Pacific Crest Trail. 1159 Comment
  UCR189257  Nama demissa R. G. Swinney 1998-5-16 6072 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  UCSB27913  Nama demissa Kunze, G. 1971-4-17 Los Angeles California 14; 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  RSA421149  Nama demissa Bonnie C. Templeton 1930-4-8 1039 Los Angeles West of Laneaster Mohave Desert. 450 Comment
  RSA591908  Nassella cernua L. C. Wheeler 1967-5-8 9296 Los Angeles Liebre Mountains. Between Bouquet Junction and Bonelli Ranch. 381 Comment
  UC1133131  Nassella cernua A. D. Gifford 1935-3-15 469 Los Angeles mouth of Elizabeth Lake Canyon Angeles National Forest (Plot 142) 365 Comment
  CAS-BOT-BC259911  Nassella lepida Peter H. Raven; H. L. Wedberg 1957-6-15 10903 Los Angeles Latigo Canyon, 0.8 mile N of US 101A, Santa Monica Mountains Comment
  RSA484106  Nassella lepida Harry H. Stone 1936-4-11 s.n. Los Angeles Griffith Park. Comment
  RSA670954  Nassella lepida Joseph M. Keefe 2001-1-19 30987 Los Angeles Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles, California 91040. 385 Comment
  SBBG130705  Nassella lepida S. A. Junak 2000-5-6 SCa 1286 Los Angeles above Empire Landing Quarry site 204 Comment
  UCD87682  Nassella pulchra Robert F. Thorne 1966-4-6 35930 Los Angeles Santa Catalina Island. About 1 mile west of Empire Landing. 213 Comment
  POM219214  Nasturtium officinale F. R. Fosberg 1932-6-18 8536 Los Angeles Below Camp Baldy, San Antonio Canyon 1400 Comment
  POM357  Nasturtium officinale E. M. Johnstone 1909-1 s.n. Los Angeles Claremont. 365 Comment
  RSA258417  Nasturtium officinale C. W. Tilforth 1972-4-19 503 Los Angeles Rancho Santa Ana Botanic Garden. In and near trickle ponds on the mesa. Comment
  SBBG122009  Navarretia setiloba A. Parikh, N. Gale 2003-6-13 757 Los Angeles S end of Cruzan Mesa, 2.25 km W of Sierra Hwy, 1.7 km SW of Vazquez Cyn Rd 650 Comment
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Feb 1 2011
  RSA524628  Nemacladus orientalis T. S. Ross, S. D. Boyd 1990-5-17 2597 Los Angeles Mill Creek Tree Plantation, Tujunga District, Angeles National Forest 1613 Comment
  RSA0021953  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-5-20 5159 Los Angeles San Gabriel Mountains region: Slopes W of Angeles Forest Hwy., 0.6 mi S. of jct. with Aliso Cyn. Rd. 1189 Comment
  RSA75129  Nemacladus pinnatifidus F. W. Peirson 1918-6-12 219 Los Angeles In area recently burned over, in hills east of Rubio Canyon, San Gabriel Mts. 548 Comment
  RSA775357  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-6-4 5255 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  SBBG126916  Nemacladus pinnatifidus A. Parikh, N. Gale 2010-6-15 3301 Los Angeles upper Big Tujunga Cyn, 0.2 km ENE of Shortcut Stn, 0.7 km N of St Hwy 2 1310 Comment
  SBBG3750  Nemacladus rubescens R. Hoffmann 1929-5-20 Los Angeles Roosevelt Comment
  POM301607  Nemacladus sigmoideus J. C. Roos 1796 Los Angeles Mojave Desert, north of Adelanto. Comment
  UCR190388  Nemophila menziesii R. G. Swinney 2001-4-18 7878 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  RSA421318  Nemophila menziesii N. Towers 1884-3-3 s.n. Los Angeles Near USC Los Angeles Comment
  RSA599791  Nemophila menziesii var. integrifolia Steve Boyd, Lauren Raz 1997-3-25 9284 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
  RSA75884  Nemophila menziesii var. integrifolia F. W. Peirson 1925-3-18 5467 Los Angeles South slope of Newhall Grade between Saugus and San Fernando Valley 381 Comment
  UCR182265  Nemophila menziesii var. integrifolia R. G. Swinney, Dave Larson 1998-4-26 6034 Los Angeles San Gabriel Mtns., Browns Flat, San Dimas Experimental Forest 1332 Comment
  RSA509552  Nemophila menziesii var. menziesii S. J. Myers, Ed LaRue 1989-3-17 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. San Andreas rift zone bisects the site. 884 Comment
  RSA595452  Nemophila menziesii var. menziesii Tim S. Ross, Victor W. Steinmann 1995-5-8 8570 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  RSA756880  Nemophila menziesii var. menziesii Orlando Mistretta, Christine Mistretta 2008-4-4 2340 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 53 per TRTP survey; 2008) 1220 Comment
  RSA0114946  Nemophila spatulata R. G. Swinney 2011-6-15 15183 Los Angeles San Gabriel Mountains; Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  HSC21275  Nicotiana glauca C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  POM4063  Nicotiana glauca J. F. Illingworth 1898-04 67 Los Angeles Claremont. 366 Comment
  RSA0043347  Nicotiana glauca Ron Martinolich 1991-5-3 60 Los Angeles Glendale, Flint Peak access road, 0.1 mi. east of water tower. Comment
  UCD97859  Nitrophila occidentalis Eldon Paddock 1951-8-1 s.n. Los Angeles Coyote Creek Wash, toward Norwalk. Comment
  CAS-BOT-BC167054  Oenothera californica E. E. Morse 1940-5-19 s.n. Los Angeles [Mohave] Mojave Desert between Palmdale & Piute Butte Comment
  SEINET13203259 Image available Onagraceae R. G. Swinney 2011-1 14610 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  SEINET9037809 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18411 Los Angeles Pomona, 650m SSE of the summit of Elephant Hill 280 Comment
  POM317738  Opuntia X occidentalis David Walkington 1963-6-25 192 Los Angeles Ca 50 yards N of Puddingstone rd on Casa de Carrion homestead, west of house. 305 Comment
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Aug 12 2014
  POM214690  Opuntia littoralis F. R. Fosberg 1932-7-15 8612 Los Angeles San Pedro Hills. Comment
  POM284096B  Opuntia littoralis Lyman Benson 1955-9-3 15590 Los Angeles Wash at Gladstone Ave Bridge west of San Dimas. 244 Comment
  SEINET10914556  Opuntia parryi Betty Venrick 1961-5-11 Venrick 569 Los Angeles Rancho Santa Ana Botanical Gardens Comment
  POM9900  Opuntia vaseyi D. Meadows 1920-6-1 4390 Los Angeles Claremont. Comment
  LA34421  Oreonana vestita W. R. Ernst; summer 1947 Los Angeles SAN GABRIEL MOUNTAINS, Mt. Hawkins, on the summits of, top of San Gabriel Canyon. 2438 Comment
  LA202518  Orobanche bulbosa Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0072126  Orobanche cooperi Robert Gustafson, Christopher Davidson 1977-4-20 425 Los Angeles Fort Tejon Road, south of Littlerock about 1.5 miles east of the junction with 82nd St. 975 Comment
  RSA0105974  Orobanche fasciculata R. G. Swinney 2011-7-8 15499 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  RSA0059341  Orobanche vallicola Wayne P. Armstrong 1979-7-6 s.n. Los Angeles Claremont: Pomona College Campus; park area W of junction between Mills Avenue and Blanchard Place; S of observatory area. Comment
  RSA402088  Orthocarpus purpurascens Anstruther Davidson s.n. Los Angeles Los Angeles. Comment
  RSA402090  Orthocarpus purpurascens M. Campbell s.n. Los Angeles L.A. Fields Comment
  CAS-BOT-BC355761  Osmadenia tenella Geo. B. Grant 1904-5-24 125 /6269 Los Angeles Pasadena Comment
  UC88966  Osmadenia tenella M. K. Curran 1885-1 Los Angeles S. Luis rey Comment
  RSA660810  Osmorhiza brachypoda Gerald Braden, Lori Ackerman, Arthur Davenport 1988-5-4 16 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UCD111023  Oxalis pes-caprae Daryl Koutnik 1978-3-3 s.n. Los Angeles across from the Federal Building on S. Ferry St. on Terminal Island, San Pedro. 4 Comment
  CDA4680  Oxalis purpurea A. C. Sanders 1988-2-18 7690 Los Angeles Pacific coast; El Segundo Dunes, W of L.A. International Airport, between Pershing Drive and Vista Del Mar. Blvd. Comment
  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
  UCR202931  Oxytheca parishii R. G. Swinney 2001-8-22 8070 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  UC91674  Packera breweri T. S. Brandegee May 1893 Los Angeles Santa Maria Mountains Comment
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1
  UC1126119  Paeonia californica A. D. Gifford 1935-3-31 542 Los Angeles 3.2 mi nnw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  RSA594554  Panicum capillare F. R. Fosberg, Joseph A. Ewan 1931-8-11 782 Los Angeles Crystal Lake: north fork of San Gabriel Canyon 1600 Comment
  RSA248855  Parapholis incurva R. F. Thorne 1973-4-12 42887 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  UC1109373  Parapholis incurva Peter H. Raven 1962-4-10 17187 Los Angeles Wilson Cove San Clemente Island; , Wilson Cove 106 Comment
  SBBG106896  Parietaria hespera var. californica M. L. Hoefs, R. F. Thorne 1996-4-6 3599 Los Angeles Pebbly Beach 6 Comment
  SBBG13301  Parietaria hespera var. californica M. A. Piehl 1962-6-10 62391 Los Angeles cyn E of Thirst 304 Comment
  SFV21433  Parietaria hespera var. californica L. Moore, R. Burchet, L. Gross, D. Zygielbaum 2000-6-8 47 Los Angeles Verdugo Mountains La Tuna Canyon Park. Off La Tuna Canyon Road on Santa Monica Mountains Conservancy Land. 659 Comment
  RSA448004  Parietaria hespera var. hespera F. R. Fosberg 1931-4-12 S- 4570 Los Angeles Cliffs near Jewfish Point, Santa Catalina Island. 10 Comment
  UCR130586  Parietaria hespera var. hespera R. E. Riefner Jr. 2000-8-29 00- 756 Los Angeles Western Transverse Range; Verdugo Mtns., La Tuna Canyon, Verdugo Mtns. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. 2.5 miles south of 210 Freeway exit 462 Comment
  RSA592892  Parietaria hespera var. hespera Louis C. Wheeler 1967-4-30 9227 Los Angeles Limekiln Canyon 564 Comment
  UCR206142  Paspalum dilatatum R. G. Swinney 2008-5-30 8914 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
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Dec 3 2009
  LA33420  Paspalum distichum Peter H. Raven; Henry J. Thompson 1959-10-14 14622 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  SEINET4670192  Paspalum distichum G. B. Grant 1904-7-14 912 Los Angeles Los Angeles Comment
  RSA751404  Paspalum notatum var. saurae R. E. Riefner Jr. 2004-8-22 04 -379 Los Angeles City of Pasadena, near the Rose Bowl Stadium, along Arroyo Blvd. 252 Comment
  HSC101612  Passiflora caerulea Steve Boyd, Rick Riefner 2007-4-27 11742 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue 43 Comment
  UCR261326  Pectocarya linearis subsp. ferocula R. G. Swinney 2010-3-13 11876 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  JEPS22383  Pectocarya penicillata John Thomas Howell 1928-3-20 3460 Los Angeles Vermont Canyon, Griffith Park Comment
  UC1178538  Pectocarya penicillata Peter Kamb 1948-3-13 801 b Los Angeles Antelope Valley, Eastern Lovejoy Buttes 853 Comment
  RSA0036271  Pectocarya penicillata Philip A. Munz 1949-4-26 13084 Los Angeles near Phelan, Mojave Desert 944 Comment
  SEINET6973501  Pectocarya penicillata W. P. Vestal, A. G. Vestal 1955-3-26 s.n. Los Angeles Antelope Valley, east of Fairmont on 110th Street. Comment
  HSC104215  Pectocarya setosa R. G. Swinney 2009-4-24 10430 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA605503  Pectocarya setosa L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  RSA709628  Pectocarya setosa LeRoy Gross 2005-4-28 2122 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
  UCR154357  Pectocarya setosa A. C. Sanders 2005-5-5 29908 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  RSA368821  Pectocarya setosa Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 966 Los Angeles Roadside, Big Pines Hwy. midway between pearblossom and Valyermo 1037 Comment
  SFV3423  Pedicularis densiflora C. Gasser 1956-3-3 s.n. Los Angeles Santa Monica Mountains 6 miles from Highway 101 on Malibu Canyon Road. On hillside. 610 Comment
  SEINET3153876  Pellaea andromedifolia M. E. Jones 1882-2-25 sn Los Angeles Pasadena Comment
  UCR126902  Pellaea andromedifolia A. C. Sanders 2003-4-29 26162 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA534030  Pellaea andromedifolia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5287 Los Angeles San Clemente Island. Westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of Rest [1336'] marker; 1800 ft SE of Malo Knoll [1396']). Upper portion of drainage. 305 Comment
  RSA651836  Pellaea andromedifolia Clyde May 1949-5-3 s.n. Los Angeles North of Cal Poly football field 182 Comment
  SEINET9628400 Image available Pellaea andromedifolia L. Shields 1936-3-23 s.n. Los Angeles Puddingstone. Comment
  POM22836  Pellaea andromedifolia var. andromedifolia Mattie Reed 1892-4-11 s.n. Los Angeles Pomona Comment
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Oct 3 2010
  RSA686903  Pellaea mucronata F. R. Fosberg 1931-3-27 r 82 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 40 Comment
  RSA714520  Pennisetum purpureum A. C. Sanders, Lee Jones 2005-4-8 29340 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  LA51911  Penstemon centranthifolius W. O. Griesel; 1936-5-9 sn Los Angeles Santa Monica Mountains, junction of Latigo Rd with Mulholland Hwy 518 Comment
  RSA0091733  Penstemon centranthifolius R. G. Swinney 2011-5-12 14666 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
  RSA230062  Penstemon centranthifolius Robert F. Thorne 1971-6-26 40595 Los Angeles San Gabriel Mountians, Angeles National Forest: on summit of Mt. Wilson 1738 Comment
  RSA407919  Penstemon heterophyllus A. M. Johnson 1934-5-4 4451 Los Angeles Santa Monica Mtns: Sepulveda Canyon, base of cliff, among shrubbery; not common Comment
  UC598542  Penstemon heterophyllus John Bright 1936-4-15 12720 Los Angeles Mt. Malabu Santa Monica Mts., Mt. Malabu Comment
  LA51913  Penstemon heterophyllus var. australis J. A. Ewan; 1931-5-16 4204 Los Angeles Comment
  POM4519  Penstemon heterophyllus var. australis D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  UC535533  Penstemon heterophyllus var. australis Ira W. Clokey, B. Templeton May 1929 4522 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 500 Comment
  NY604257  Penstemon labrosus T. S. Ross 1994-7-7 8134 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca. 85 m south of intersection of sections 3,4,9,10). 1676.4 Comment
  UCR189872  Penstemon labrosus R. G. Swinney 1998-7-10 6399 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
  UCR202536  Penstemon labrosus R. G. Swinney 2001-8-9 8023 Los Angeles San Gabriel Mtns., Mount Williamson, western ridge 2515 Comment
  UCR141070  Penstemon rostriflorus June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  UCR141588  Penstemon rostriflorus June Latting 1978-9-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2409 Comment
  RSA250516  Penstemon rostriflorus Robert F. Thorne, John Dourley 1967-10-10 37368 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.5 miles east of Dawson Saddle. 2348 Comment
  RSA573695  Penstemon rostriflorus Tim S. Ross 1990-8-17 3183 Los Angeles San Gabriel Mountains: S side of Prairie Fork, near spring in draw just S of Camp Lupine. 2024 Comment
  RSA0051798  Penstemon spectabilis Lee Haines 1935-7-1 s.n. Los Angeles Tanbark Reservoir, San Gabriel Mts. Comment
  RSA401796A  Penstemon spectabilis Louis C. Wheeler 1932-3-20 511 Los Angeles Head mandeville Canyon. Comment
  RSA401899  Penstemon spectabilis H. L. Bauer 1932-4-1 15339 Los Angeles Santa Monica Mountains. 610 Comment
  RSA549174  Penstemon spectabilis subsp. subviscosus Tim S. Ross, Peter Fritsch 1990-6-20 3690 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA658838  Penstemon spectabilis var. spectabilis J. S. Burns 1992-5-11 14 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest 762 Comment
  LA201899  Penstemon spectabilis var. subviscosus Arthur C. Gibson; 2003-4-27 4908 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak Road. 518 Comment
  RSA741023  Pentagramma triangularis Justin M. Wood, Brandy Wood 2009-1-2 273 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  SD112061  Pentagramma triangularis Linda Allen, Betsy Carpenter 1975-3-23 Los Angeles Santa Catalina Island, upper Avalon Canyon Comment
  LA94196  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-13 1726 Los Angeles SANTA MONICA MOUNTAINS, Malibu Vista, Latigo Canyon Rd, ca 3 mi from Hwy 1, ravine above the road. 304 Comment
  LA94199  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-12 1709 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, upper Las Flores Creek Rd. 304 Comment
  RSA687377  Pentagramma triangularis subsp. triangularis B. C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon 400 Comment
  UC399561  Pentagramma viscosa F. M. Reed 1909-7-4 2845 Los Angeles hills se of Avalon; Santa Catalina Isl. 335 Comment
  UC812466  Pentagramma viscosa F. R. Fosberg 1931-3-20 R 77 Los Angeles Hamilton Canyon; Santa Catalina Isl. 25 Comment
  CAS-BOT-BC73737  Peritoma arborea var. globosa Carl B. Wolf 1927-7-27 689 Los Angeles Ridge Route Road, 3 mi. No of Sandberg's Comment
  SD75607  Peritoma arborea var. globosa Reid Moran 1941-3-2 668 Los Angeles Santa Catalina Island; south of Wilson's Harbor. 24 Comment
  SBBG79850  Perityle emoryi F. R. Fosberg 1931-4-3 4463 Los Angeles Pebbly Beach Rd 5 Comment
  SBBG98072  Perityle emoryi T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5236 Los Angeles first un-named cyn S of Snake Cactus Cyn (drainage beginning 1420' W of Guds) 152 Comment
  RSA151221  Perityle emoryi P. H. Raven 1962-4-12 17345 Los Angeles Wall of narrow canyon, Wilson Cove, San Clemente Island 91 Comment
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Dec 25 2010
  SEINET3923794  Persicaria lapathifolia Steve Boyd, L. Raz 1996-10-14 9030 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road.; 0 671 Comment
  CAS-BOT-BC167753  Petalonyx thurberi A. D. E. Elmer 1902-6-1 3614 Los Angeles Palmdale Comment
  POM184515  Phacelia austromontana T. Craig 1927-6-8 446 Los Angeles Bear Canyon trail to Summit, Mt San Antonio, San Gabriel Mts. 2134 Comment
  UC1375270  Phacelia austromontana Robert F. Thorne 1971-8-25 41267 Los Angeles Lily Spring San Gabriel Mts., Angeles National Forest, Mt. Hawkins (on nw slope) Comment
  RSA0039060  Phacelia brachyloba R. G. Swinney 2010-5-11 12658 Los Angeles 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
  RSA428273A  Phacelia cicutaria Anstruther Davidson 1887-08 1987 Los Angeles Laurel Canyon, Hollywood. Comment
  CAS-BOT-BC133976  Phacelia cicutaria var. hispida John H. Thomas 1957-4-27 6706 Los Angeles Santa Monica Mountains. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Pt. Dume. 15 miles due west of Santa Monica. 152 Comment
  LA40167  Phacelia cicutaria var. hispida Pickman; 1961-5-11 10 Los Angeles Santa Monica Mountains, Mulholland Drive, Seminole Hot Springs 365 Comment
  RSA427649A  Phacelia cicutaria var. hispida George B. Grant 1904-06 s.n. Los Angeles Pasadena. Comment
  SBBG128123  Phacelia cicutaria var. hispida M. L. Hoefs 1994-5-21 1856 Los Angeles near upper Renton Mine Rd 252 Comment
  UCR199827  Phacelia cicutaria var. hispida Steve Boyd, Amber Maurice 2004-5-18 11327 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  UCR208929  Phacelia cicutaria var. hubbyi M. B. Dunkle 1933-4-19 3306 Los Angeles South Coast, Palos Verdes Hills 450 Comment
  JEPS2289  Phacelia cryptantha Frank W. Peirson 1928-6-2 7942 Los Angeles South F. Rock Creek San Gabriel Mts. Comment
  RSA632447  Phacelia cryptantha Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. 991 Comment
  RSA595813  Phacelia curvipes Louis C. Wheeler 1967-5-9 9391 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  UCR209478  Phacelia curvipes R. G. Swinney 2008-6-17 9027 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA74727  Phacelia davidsonii F. W. Peirson 1908-4-20 968 Los Angeles Mt Wilson. 1738 Comment
  UC73681  Phacelia distans Geo. B. Grant 1901-1 958 Los Angeles Garvanza Comment
  UCR177542  Phacelia distans LeRoy Gross 2005-4-28 2179 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
  RSA7495  Phacelia distans F. W. Peirson 1922-4-10 4121 Los Angeles 3-4 miles S of Seal Harbor, San Clemente Island. Comment
  SEINET5760570  Phacelia distans J. H. Barber 1897-1 58 Los Angeles Santa Monica Forestry Station Comment
  RSA426113  Phacelia douglasii T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica, roadside Comment
  CAS-BOT-BC141541  Phacelia floribunda Steven A. Junak 1996-5-18 SCI - 492 Los Angeles San Clemente Island: W side of island, on S side of lower portion of Middle Ranch Canyon, ca. 150 yards inland from escarpment 48 Comment
  POM155609  Phacelia grandiflora M. L. Bryan 1928-5-9 47 Los Angeles Mandeville canyon. Near Santa Monica. Comment
  RSA0080785  Phacelia hubbyi R. G. Swinney 2010-5-7 12576 Los Angeles Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  UCD120526  Phacelia hubbyi Michael Alvord; Curtis Schway 1993-3-28 5 Los Angeles Santa Monica Mtns., Malibu State Park, S.E. corner of Mulholland Dr. and Cornell Rd., 200 ft. into driveway, before trail. 240 Comment
  RSA0116160  Phacelia imbricata A. C. Sanders 2006-5-16 32339 Los Angeles Tehachapi Mtns. Foothills: along the road to the National Cement Plant, c. 1/4 mile north of Hwy 138, south the California Aqueduct. 1012 Comment
  UC1046925  Phacelia imbricata L. R. Heckard 1953-6-15 502 Los Angeles ca 9 mi up Tujunga Canyon rd from highway 118 (along rd to Mt. Gleason) 975 Comment
  POM156296  Phacelia imbricata subsp. patula L. R. Abrams 1902-6-29 2591 Los Angeles Mt. Wilson [San Gabriel Mountains] Comment
  RSA754002  Phacelia imbricata subsp. patula Unspecified 680621 Los Angeles Angeles National Forest, Upper Chialo Campground 1616 Comment
  RSA524169  Phacelia longipes Tim S. Ross, Steve D. Boyd 1990-6-6 2878 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA746953  Phacelia longipes R. G. Swinney 2008-5-2 8721 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  RSA0091082  Phacelia minor R. G. Swinney 2011-3-22 14174 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  UC450889  Phacelia minor Fay A. Macfadden 1931-4-9 29 E Los Angeles Tuna Canyon Verdugo Hills 335 Comment
  UCD120576  Phacelia minor Gordon Pilone 1960-5-24 49 Los Angeles Wash area Pomona College in Claremont. 365 Comment
  UCR197205  Phacelia minor Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 750 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  UCR271467  Phacelia minor R. G. Swinney 2011-6-14 15149 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  SD113341  Phacelia minor Darley F. Howe April 1915 33 Los Angeles Claremont Comment
  RSA771578  Phacelia mohavensis R. G. Swinney 2009-6-2 11019 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1375406  Phacelia mohavensis Robert F. Thorne 1969-7-2 38307 Los Angeles se-facing slope along Angeles Crest Hwy 3.2 mi wsw Cloudburst Summit; San Gabriel Mts. Angeles National Forest Comment
  RSA597  Phacelia parryi J. T. Howell 1928-6-29 1000 Los Angeles Seminole Hot Springs Road, Santa Monica Mountains 457 Comment
  UC1174696  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  UCR125125  Phacelia ramosissima A. C. Sanders, Mark Elvin 2002-6-18 25116 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 328 Comment
  RSA428171  Phacelia ramosissima var. austrolitoralis W. W. Martin 1971-8-11 s.n. Los Angeles Point Dume 15 Comment
  UCR141024  Phacelia tanacetifolia June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  CAS-BOT-BC133980  Phacelia tanacetifolia Le Roy Abrams 1901-4-1 1316 Los Angeles Santa Monico Mts. between Cahuenga Pass & Encino Comment
  RSA763657  Phacelia tanacetifolia Doris Bowers 1974-4-4 2169 Los Angeles Slope below Vista Grande School, Palos Verdes Pen. 244 Comment
  UC56884  Phacelia viscida H. M. Hall 1902-5-11 3260 Los Angeles Sierra Santa Monica Comment
  RSA0041770  Phalaris aquatica Mark L. Hoefs, Steven A. Junak 1996-4-30 2683 Los Angeles Santa Catalina Island. By road past Parson's Junction, toward west end, just before Starlight Beach. 152 Comment
  POM356903  Phalaris lemmonii Anstruther Davidson 1890-04 s.n. Los Angeles Sunnyside Comment
  UCD88989  Phalaris lemmonii Frank W. Gould 1944-4-12 2281 Los Angeles 131st Street and Western Ave. Comment
  POM50687  Phalaris minor Le Roy Abrams 1901-04 1460 Los Angeles Inglewood Comment
  RSA158218  Phalaris minor P. H. Raven 1962-7-11 17993 Los Angeles In upper reaches of canyon north of Station Nanny, northeast of Lemon Tank, San Clemente Island Comment
  RSA158310  Phalaris minor P. H. Raven 1962-4-11 17302 Los Angeles Northwest end of island between Driggs and West Rock, San Clemente Island 15 Comment
  RSA72084  Phlox gracilis F. W. Peirson s.n. Los Angeles Devil's Gate, Arroyo Seco Comment
  UC23595  Phlox gracilis Harley P. Chandler 1897-3-22 Los Angeles Tin Oak Canyon Claremont 548 Comment
  LA81942  Pholistoma auritum var. auritum O. H. Kappler; 1944-4-2 574 Los Angeles Santa Monica Mountains, Las Flores-Cold Creek Road 548 Comment
  RSA75800  Pholistoma auritum var. auritum F. W. Peirson 1923-5-21 3521 Los Angeles South face of San Gabriel Mountains. Fish Canyon. 793 Comment
  RSA213343  Pholistoma racemosum Reid V. Moran 1941-3-1 663 Los Angeles Arrow Point, Santa Catalina Island. 200 Comment
  RSA527730  Pholistoma racemosum Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4296 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  UCD120971  Pholistoma racemosum Reid Moran 1941-2-17 574 Los Angeles Los Angeles Co.; San Clemente Island, Middle Ranch, east side of ravine. 500 Comment
  CAS-BOT-BC141140  Phoradendron serotinum subsp. macrophyllum D. E. Breedlove 1961-8-4 922 Los Angeles at western edge of Mohave Desert on Big Pines Highway at junction with Largo Vista Road; San Gabriel Mountains 1524 Comment
  CAS-BOT-BC141298  Phoradendron serotinum subsp. tomentosum Timothy S. Ross; Steve Boyd 1994-9-20 8221 Los Angeles Upper Bee Canyon: draiange on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road. Liebre Mountains 740 Comment
  CAS-BOT-BC58274  Phyllodoce breweri Geo. B. Grant 1902-8-1 10593 Los Angeles Pasadena. 3048 Comment
  SEINET10608729  Phyllostachys bambusoides Unknown 1954-1-27 Anonymous s.n. Los Angeles Evans & Reved Nurseries, Inc. 255 So. Barrington Ave. Comment
  POM292908  Physalis philadelphica Lyman D. Benson 1945-10-22 11905 Los Angeles Claremont; Drainage area: Pacific Slope. 335 Comment
  RSA607598  Physalis philadelphica Louis C. Wheeler 1966-10-25 9067 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  LA33800  Pickeringia montana subsp. montana Henry J. Thompson; 1959-5-24 2016 Los Angeles Santa Monica Mountains, 1.4 mi E of Saddle Peak along road from Saddle Peak to Topanga Canyon 731 Comment
  OBI70644  Pickeringia montana var. montana Louis C. Wheeler 1947-4-13 6465 Los Angeles San Gabriel Mts; Millard Cyn 640 Comment
  SD232255  Pickeringia montana var. montana V. Soza, LeRoy Gross 2001-5-22 1245 Los Angeles Transverse Ranges, San Gabriel Mountains region: Just above northern boundary of Morgan Fire 2000 area, headwaters of Morgan Canyon, ca. 500 feet south of Bluebird Motorway, WNW of Sycamore Flat. 808 Comment
  RSA787283  Pinus coulteri R. G. Swinney 2009-6-24 11274 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  CATA1922  Pinus halepensis Amy Catalano 2014-9-22 011 Los Angeles Santa Catalina Island: Roy Rose Garden 446 Comment
  CATA1927  Pinus halepensis Amy Catalano, Anne Kelly 2014-10-14 018 Los Angeles Santa Catalina Island: One-quarter mile west of Cape Canyon reservoir, along Cape Canyon Road 303 Comment
  UCR126640  Pinus halepensis A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-7 27156 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon 335 Comment
  UCR256141  Pinus jeffreyi R. G. Swinney 2010-9-7 13717 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA0081703  Pinus monophylla R. G. Swinney 2010-5-19 12804 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
  SBBG80496  Piperia cooperi S. A. Junak 1978-4-16 SCa 41 Los Angeles entrance to Fourth of July Cove 30 Comment
  SEINET10630720  Pisum sativum Mary Merello, Heidi H. Schmidt 1999-12-3 Merello 2523 Los Angeles City of Pasadena. How's Market, 3035 Huntington Drive. Comment
  UCR187006  Plagiobothrys arizonicus A. C. Sanders 2006-4-10 32007 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
  UCR192592  Plagiobothrys arizonicus A. C. Sanders 2008-4-10 34814 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
  RSA0087328  Plagiobothrys canescens R. G. Swinney 2010-3-13 11877 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA583004  Plagiobothrys canescens Tim Ross, Janet Takara, S. Otte 1993-4-24 6954 Los Angeles Santa Catalina Island, W end of island beyond the isthmus, on main E west ridgetop, upper NW slope of Silver Peak, W Peak Triangulation Pt, 1804ft. 527 Comment
  SBBG53187  Plagiobothrys canescens M. R. Benedict 1971-6-25 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  RSA3604  Plagiobothrys canescens var. catalinensis C. B. Wolf 1932-5-13 3621 Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus 365 Comment
  SBBG113138  Plagiobothrys collinus var. gracilis S. A. Junak 1997-3-28 SCa 400 Los Angeles N side of Cherry Cove, at Birdie Chester grave site 21 Comment
  CATA1747  Plantago coronopus Mark L. Hoefs, Steven A. Junak, Ralph Philbrick 2001-5-18 3175 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground 225 Comment
  RSA0115760  Plantago coronopus Steven A. Junak 1999-5-20 SCa- 938 Los Angeles On ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mi. up canyon from reservoir. 256 Comment
  SBBG105489  Plantago erecta F. R. Fosberg 1931-3-27 4399 Los Angeles Hamilton Cyn, near Avalon 80 Comment
  UCR143208  Plantago erecta F. R. Fosberg 1931-3-25 S- 4360 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 140 Comment
  RSA609288  Plantago erecta Louis C. Wheeler 1974-4-14 s.n. Los Angeles Wildwood Ranch, Shuler Canyon. 412 Comment
  RSA412575  Plantago major R. Bardell 1930-01 s.n. Los Angeles Mesophytic woodlands, Verdugo Canon Comment
  UCR205551  Plantago subnuda A. C. Sanders, T. B. Salvato 2009-5-20 36872 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  RSA229109  Platanthera sparsiflora Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38893 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
  LA200744  Platanus racemosa Robert G. Engman; sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  LA206296  Platystemon californicus A. M. Johnson; 1928-3-13 2828 Los Angeles Del Rey Hills Comment
  UCR126602  Platystemon californicus A. C. Sanders, Mark A. Elvin 2003-4-16 26041 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 366 Comment
  POM8023  Platystemon californicus F. L. Robinson 1920-1 s.n. Los Angeles Claremont. Comment
  RSA592263  Platystemon californicus Louis C. Wheeler 1967-5-12 9484 Los Angeles San Gabriel Mountains. Between summits 4174 and 4183, east of Vincent. 1250 Comment
  SBBG118567  Pleiacanthus spinosus L. C. Wheeler 1967-9-4 10646 Los Angeles Pine Mtn Ridge; T3N R8W S23 SW1/4 2240 Comment
  HSC10619  Poa annua John Warner Hosking 1964-10-27 Los Angeles El Camino College Campus. Comment
  RSA670804  Poa annua Joseph M. Keefe 2001-3-16 31135 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105., 34 deg 07' 49.2 North, 118 deg 10' 52.7 West. 305 Comment
  UCR204415  Poa pratensis R. G. Swinney 2001-9-15 8175 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  SEINET175715 Image available Poa secunda Marcus E. Jones 1882-2-27 Los Angeles Pasedena Comment
  CAS-BOT-BC236191  Poa secunda subsp. secunda Geo. B. Grant 1903-3-22 1524 Los Angeles Garvanza Comment
  CAS-BOT-BC236209  Poa secunda subsp. secunda Peter H. Raven; Henry J. Thompson 1959-5-5 14146 Los Angeles Santa Monica Mountains. Mulholland Highway 1 mile W of Las Virgenes Road, Malibu Creek drainage 274 Comment
  RSA550289  Poa secunda subsp. secunda Walter Wisura, G. perez 1992-5-19 4773 Los Angeles W- Mojave: Mountain Brook Ranch near Valyermo. Comment
  SBBG31282  Poa secunda subsp. secunda R. F. Thorne 1966-4-5 Los Angeles above stream in Cottonwood Cyn 106 Comment
  SBBG56797  Poa secunda subsp. secunda R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UCR145910  Poa secunda subsp. secunda L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., foothills of mountains, 2 mi NE of Vincent 991 Comment
  JEPS51380  Polycarpon depressum Frank W. Peirson 1918-6-4 46 Los Angeles foothills e Rubio Canyon; e of Rubio Canyon 609 Comment
  UCR177311  Polycarpon tetraphyllum LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1034 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, west side of Brand Canyon just a short distance above the cemetery 307 Comment
  RSA0065366  Polygala cornuta subsp. fishiae A. E. Hersh 1950-7-15 s.n. Los Angeles Topanga Canyon, above 3 miles from west end. 152 Comment
  VVC3235  Polygala cornuta var. fishiae Tim Thomas 1977-6-8 104 Los Angeles Transverse Range, Santa Monica Mountains, Cold Creek Canyon Preserve, mid way btw old Murphy Rch and Stunt Rd at Cold Creek 450 Comment
  RSA0102410  Polygonum argyrocoleon Lyman Benson 1948-3-27 12859 Los Angeles Claremont. 365 Comment
  RSA607580  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  RSA650874  Polygonum aviculare subsp. aviculare A. E. Hersh 1950-6-30 s.n. Los Angeles Locality - garden 411 Wade St., Venice. 30 Comment
  RSA0011588  Polygonum aviculare subsp. neglectum Orlando Mistretta, Youssef Atallah 2011-8-16 6054 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA653385  Polygonum hydropiperoides LeRoy Gross 2000-8-25 262 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park, heading toward Hansen Dam. 325 Comment
  RSA594345  Polygonum lapathifolium Steve Boyd, Lauren Raz 1996-10-14 9030 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  UC1332463  Polypodium australe Robert M. Lloyd and Janet E. Hohn 1962-4-12 4420 Los Angeles canyon in vicinity of Wilson Cove; San Clemente Isl. 76 Comment
  LA94044  Polypodium californicum Lawrence L. Kiefer; 1966-5-14 2023 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Dr., canyon N of road between Benedict Cyn Dr and Coldwater Canyon Dr. 304 Comment
  SDSU3573  Polypodium californicum J. Godsil 1952-4-28 218 Los Angeles Little Dalton Canyon, above Geendora, 366 Comment
  UCR208117  Polypodium californicum M. B. Dunkle 1927-3-11 1727 Los Angeles Santa Catalina Island; Grand Canyon 183 Comment
  CAS-BOT-BC71879  Polypodium californicum Mrs. Huischamp 1898-6-1 s.n. Los Angeles Santa Catalina Island Comment
  SFV164  Polypodium californicum P. G. Kilburn 1957-11-30 554 Los Angeles Santa Monica Mountains Sepulveda Canyon, 3 miles south of Mulholland Road. Steep side canyon, going due west from Sepulveda Blvd. Comment
  SFV6767  Polypodium californicum T. Gordon, K. A. Wilson, D. R. Perry, M. H. Grayum 1974-3-8 66 Los Angeles San Gabriel Mountains Placerita Canyon. Comment
  UCSB62341  Polypodium californicum Kiefer, Lawrence 1967-4-8 Los Angeles San Gabriel Mtns., NW Mt. Wilson Falls Canyon, tributary of W fork of San Gabriel River, ca. 1/2mi up from confluence 1127 Comment
  UCSB62409  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  RSA602345  Polypogon interruptus Scott D. White 1997-5-8 5085 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  RSA750230  Polypogon interruptus A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37068 Los Angeles Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UCR200271  Polypogon interruptus P. H. Raven, R. F. Thorne 1964-5-7 19033 Los Angeles Transverse Ranges; Santa Monica Mountains, Saddle Rock Ranch, near Seminole Hot Springs 610 Comment
  SBBG59510  Polypogon monspeliensis R. Hoffmann 1926-4-19 Los Angeles Antelope Valley Comment
  LA105056  Polypogon viridis Barry A. Prigge; 1988-7-3 8210 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  SEINET174987 Image available Polystichum Marcus E. Jones 1882-2-27 3032 Los Angeles Pasadena. Comment
  CAS-BOT-BC72279  Polystichum imbricans subsp. curtum Jon Nickoloff 1973-3-1 730301 -10 Los Angeles 60' north of Mt. Wilson Trail on NE face, San Gabriel Mtns. 1036 Comment
  SD237603  Populus fremontii A. C. Sanders, Dan S. Cooper 2010-4-30 10534 Los Angeles South Coast: Madrona Marsh, Torrance (Torrance 7.5'Q) 24 Comment
  UC520297  Populus trichocarpa Joseph Andorfer Ewan 1933-7-4 7880 Los Angeles Spanish Canyon above Monrovia; San Gabriel Mts., Spanish Canyon above Monrovia 609 Comment
  RSA620014  Potamogeton foliosus LeRoy Gross 1998-10-16 90 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 366 Comment
  POM219132  Potamogeton foliosus L. C. Wheeler 1932-8-28 1303 Los Angeles Puddingstone Canyon, San Jose Hills, S. San Dimas. 259 Comment
  UCR194758  Potentilla glandulosa subsp. glandulosa Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 725 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park 518 Comment
  SD215647  Prunus dulcis Steve Boyd, Lauren Raz 1997-3-26 9324 Los Angeles Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road Comment
  RSA497996  Prunus ilicifolia Richard C. Barkelew 1929-4-17 s.n. Los Angeles Santa Monica Mountains, Mulholland Highlands, Los Angeles. Comment
  SEINET13384023 Image available Prunus ilicifolia R. G. Swinney 2010-1 12105 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
  RSA695390  Prunus ilicifolia subsp. ilicifolia A. C. Sanders, Mark A. Elvin 2002-6-19 25187 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  UC1552007  Prunus ilicifolia subsp. lyonii Lyman Benson 1953-5-2 15101 Los Angeles Hills n of Swain Canyon (near Whites Landing, Santa Catalina Island); Santa Catalina Island 182 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
  RSA533996  Prunus lyonii Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5134 Los Angeles San Clemente Island, eastern escarpment, 1400 ft SSE of Jack (not Jack Point), and 1350 ft NW of the mouth of Larkspur Canyon. 145 Comment
  UCR97083  Prunus virginiana R. G. Swinney 1994-10-19 3316 Los Angeles San Gabriel Mtns., Prairie Fork, Sheep Mountain Wilderness. Canyon bottom 2146 Comment
  SBBG32036  Pseudognaphalium biolettii R. N. Philbrick with R. F. Thorne 1967-5-20 B 67 -301 Los Angeles E of saddle between Descanso and Hamilton Cyns, upper Descanso Cyn 243 Comment
  SBBG95202  Pseudognaphalium biolettii M. B. Dunkle 1928-3-31 1771 Los Angeles Little Harbor Comment
  UC1584873  Pseudognaphalium biolettii Tim Ross 1991-4-8 4461 Los Angeles Elephant Hill, western Pomona Pomona, Elephant Hill, San Dimas USGS 7.5 quadrangle 274 Comment
  UCR252059  Pseudognaphalium biolettii Dan S. Cooper 2013-4-22 413- 63 Los Angeles Western Transverse Range; Hollywood Hills, Hollywood Reservoir, Montlake Dr. at Canyon Lake Dr., NE side of reservoir 233 Comment
  RSA323745  Pseudognaphalium biolettii F. H. Elmore 407 Los Angeles San Clemente Island Comment
  UCR270517  Pseudognaphalium californicum R. G. Swinney 2010-4-13 12190 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA0088148  Pseudognaphalium canescens R. G. Swinney 2010-5-4 12516 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  CAS-BOT-BC357295  Pseudognaphalium microcephalum John I. Carlson 1918-4-24 s.n. Los Angeles Country adjacent to Los Angeles. Hollywood Comment
  CATA1294  Pseudognaphalium microcephalum Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2383 Los Angeles Santa Catalina Island: Upper Cape Canyon, at point of drainage crossing road 286 Comment
  LA32052  Pseudognaphalium ramosissimum Peter H. Raven; Henry J. Thompson 1958-9-19 13722 Los Angeles Santa Monica Mountains, Zuma Beach, 0.2 mi E of turnoff to Zuma Beach on US 101 [now Pacific Coast Hwy, US 1] 45 Comment
  SEINET3875013  Pseudotsuga macrocarpa Victor Duran 1933-7-27 3537 Los Angeles Little Rock Creek, San Gabriel Mountains.; 0 1676 Comment
  UC1402302  Pseudotsuga macrocarpa B. P. Gruendyke 1938-9-21 8387 Los Angeles Altadena 609 Comment
  RSA92379  Psilocarphus tenellus F. W. Peirson 1918-5-5 1303 Los Angeles Brents on the Malibu, Santa Monica Mountains. Comment
  POM244779  Pteridium aquilinum var. pubescens F. R. Fosberg 1931-5-7 S 4834 Los Angeles Cottonwood Canyon, right fork, Santa Catalina Island 200 Comment
  CAS-BOT-BC77927  Pteris vittata Louis C. Wheeler 1966-10-25 9080 Los Angeles San Gabriel Mountains: Vicinity of E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon Comment
  UCR124256  Pterospora andromedea L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns, Little Rock Creek, fork N from pump house 2043 Comment
  RSA19734  Pterostegia drymarioides I. W. Clokey, Bonnie C. Templeton 1929-03 4523 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA660767  Pterostegia drymarioides Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 49 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 659 Comment
  RSA748192  Pterostegia drymarioides Scott D. White, Justin M. Wood 2009-5-6 12672 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  RSA401593B  Pycnanthemum californicum Geo. L. Moxley 1915-9-6 449 Los Angeles Spanish canyon, NE from Monrovia. Comment
  UC1714431  Pycnanthemum californicum I. M. Johnston 1917-8-23 1715 Los Angeles Prairie Fk of San Gabriel R. San Antonio Mountains (San Antonio Mountains); , Prairie Fk of San Gabriel R. 1432 Comment
  RSA0080551  Pyrola dentata R. F. Thorne 1968-11-9 37867 Los Angeles Talus slope above trail up S slope of Mt. Williamson. 2134 Comment
  UC848121  Quercus I. W. Clokey 1930-9-11 5327 Los Angeles 1635 Laurel St, South Pasadena South Pasadena Comment
  UC993203  Quercus J. M. Tucker 1948-9-26 1880 Los Angeles 9.6 mi e Gorman (beside Highway 138) Comment
  UCD56634  Quercus John M. Tucker 1992-3-30 s.n. Los Angeles California, Los Angeles Co.; Santa Catalina Island, in canyon behind Haypress Reservoir, roughly 2 mi. west of Avalon, 381 Comment
  LA97391  Quercus berberidifolia Kei Nakai; 1976-4-7 TCSP 4 4 76 Los Angeles 243 Comment
  SFV7100  Quercus berberidifolia K. A. Wilson 1974-8-21 1451 Los Angeles Santa Monica Mountains Mulholland Highway, 1 mile west of Simes Lane. Cornell School Road, Seminole Hot Springs. 260 Comment
  UCR178222  Quercus berberidifolia LeRoy Gross 2000-11-12 331 Los Angeles Verdugo Mountains, Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir 412 Comment
  UCSB72448  Quercus berberidifolia Gross, LeRoy 2000-11-4 Los Angeles Verdugo Mountains: Trail at end of Morning Glow, past Sunglow Way, east off La Tuna Canyon Road, Sun Valley 365 Comment
  LA91415  Quercus berberidifolia Bruce Douglas Clayton; Greg Shaw 1972-3-20 15 Los Angeles 621 Comment
  CAS-BOT-BC62569  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1995-6-28 8646 Los Angeles Lower Red Fox Canyon: near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quadrangle 737 Comment
  RSA600777  Quercus chrysolepis Louis C. Wheeler 1962-6-30 8153 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  SFV6249  Quercus chrysolepis M. H. Grayum, D. Gillen 1974-5-31 s. n. Los Angeles Santa Susana Mountains North side of Oat Mountain, along main ridge road. 1021 Comment
  UCR270123  Quercus chrysolepis R. G. Swinney 2010-9-9 13786 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR270636  Quercus chrysolepis R. G. Swinney 2011-6-15 15166 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  UCSB56347  Quercus chrysolepis Thorne, Robert; Propst, Doug 1970-11-12 Los Angeles Santa Catalina Island; on Mount Orizaba along N-facing slopes of ridge from S end of mountain; S side S fork of Fern Canyon 487 Comment
  CAS-BOT-BC86379  Quercus dumosa D. E. Breedlove 1961-9-23 1268 Los Angeles S side of Fourth of July Cove; Santa Catalina Island 30 Comment
  POM270183  Quercus durata var. gabrielensis Lyman Benson 1946-10-15 12200 Los Angeles South margin, 2 miles north of Claremont; San Gabriel Mt. 457 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
  RSA702560  Quercus john-tuckeri Scott D. White 2004-5-10 10355 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  RSA476563  Quercus pacifica M. B. Dunkle 1928-10-14 2017 Los Angeles Santa Catalina Island, Renton Mine Road Comment
  UCR281777  Quercus pacifica Mitch Provance, Scott Duff 2017-6-29 617- 69 Los Angeles Catalina Island, Middle Canyon, SCE corridor along Middle Ranch Rd., N of Thompson Dam at McGee Lake. 180 Comment
  RSA0073124  Quercus pacifica Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 23 Los Angeles Santa Catalina Island. Deer Valley Trail. 62 Comment
  CAS-BOT-BC104425  Quercus tomentella E. R. Blakley 1962-10-6 5467 Los Angeles Channel Islands. Santa Catalina Island. Pebble Beach Canyon 91 Comment
  SBBG43939  Quercus tomentella M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  RSA0107433  Quercus wislizeni var. frutescens Richard G. Swinney 2011-6-14 15135 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower area, 1.3 air miles west of Charlton Flat entrance at Angeles Crest Hwy. 1772 Comment
  UCSB31742  Quercus wislizeni var. frutescens Miller, Brian; Gause, Gerry 1964-9-6 Los Angeles Crystal Lake, San Gahriel Mountain range 1584 Comment
  UCR252882  Rafinesquia californica R. G. Swinney 2010-5-11 12660 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA248860  Rafinesquia californica R. F. Thorne 1973-4-11 42852 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  VVC3078  Ranunculus cymbalaria Tim Thomas, P. J. MacKay 2015-5-10 6620 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  UC1971212  Ranunculus hebecarpus Louis C. Wheeler 1969-5-4 Los Angeles SAN GABRIEL MOUNTAINS: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. Comment
  SFV15539  Raphanus sativus R. K. Stachelek 1992-4-14 8 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 Comment
  LA200329  Raphanus sativus Jonathan Sauer; H. N. Sauer 1969-5-30 4557 Los Angeles Santa Monica Mountains, Tuna Canyon, lower portion of canyon Comment
  CAS-BOT-BC427518  Reseda alba Johnson 1939-4-10 s.n. Los Angeles Los Angeles Comment
  UC870772  Rhamnus californica Ira W. Clokey, B. Templeton Apr 1929 4442 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR209443  Rhamnus californica R. G. Swinney 1969-4-22 352 Los Angeles San Gabriel Mtns., Glendora, foothills 0.5 mi. north of Sierra Madre Ave., above north end of Rainbow Dr. 354 Comment
  RSA390143  Rhamnus californica subsp. californica M. B. Dunkle 1933-6-17 3585 Los Angeles San Antonio River Canyon. Coastal Southern California. 915 Comment
  SEINET12210179  Rhamnus crocea var. ilicifolia I. W. Clokey, Templeton, B. 1929-1 4575 Los Angeles Mandeville Canyon, Santa Monica Mountains 275 Comment
  CAS-BOT-BC55979  Rhamnus ilicifolia Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles near Monrovia Comment
  RSA390835  Rhamnus ilicifolia M. B. Dunkle 1933-6-17 3608 Los Angeles San Antonio River Canyon 915 Comment
  RSA586344  Rhamnus ilicifolia Orlando Mistretta 1995-3-17 1549 Los Angeles San Gabriel Mountains: slopes NW of Little Rock Reservoir. On Emma section of Little Rock creek Managment Unit. 1250 Comment
  SBBG17299  Rhamnus ilicifolia M. Vincent 1962-4-6 161 Los Angeles Old Topanga Cyn Rd, 2 mi W of New Topanga Cyn Rd Comment
  UC80243  Rhamnus ilicifolia Minnie Reed Los Angeles near Pasadena Comment
  CAS-BOT-BC59776  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3531 Los Angeles Santa Catalina Island. 100 yds. se. of summit of the Equestrian Trail, back of Avalon. 304 Comment
  RSA599668  Rhamnus tomentella subsp. cuspidata Steve Boyd, Lauren Raz 1997-5-1 9687 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  CAS-BOT-BC200707  Rhus aromatica Louis C. Wheeler 1932-4-9 578 Los Angeles Kings Canyon near Elizabeth Lake 1036 Comment
  SFV18782  Rhus aromatica A. Dittmer, C. Dittmer 2004-3-27 28 Los Angeles Santa Monica Mountains Along Mott Fire Road adjacent to Malibu Creek. West side of fire road on east facing slope. 157 Comment
  SFV21981  Rhus aromatica V. Soza, L. Gross, R. Kopelov 2000-3-30 655 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. West-facing slope of canyon sides in area cleared and open above near housing. 579 Comment
  CAS-BOT-BC170461  Rhus integrifolia Tim Ross; Laurel Arnseth; Steve Boyd 1990-4-8 4402 Los Angeles E side of island, Bryce Cyn near Malo Point - San Clemente Island Comment
  RSA386476  Rhus integrifolia F. R. Fosberg 1931-7-16 S- 5606 Los Angeles Gallagher s Canyon. Santa Catalina Island. 10 Comment
  SEINET10778867  Rhus integrifolia Louis C. Wheeler 1933-3-19 Wheeler 1553 Los Angeles Just within mouth of San Grabriel Canyon, San Gabriel Mts. 244 Comment
  POM2722  Rhus ovata I. M. Johnston 1918-6-2 s.n. Los Angeles San Antonio Canon Wash (Between upland and Claremont) 365 Comment
  CAS-BOT-BC92304  Ribes amarum C. S. Morris 1908-4-23 s.n. Los Angeles Arroyo Seco Canon [Canyon] near Pasadena. 609 Comment
  CAS-BOT-BC92453  Ribes aureum var. gracillimum I. M. Johnston 1920-1-4 3229 Los Angeles Lone Hill south of Glendora. Comment
  RSA0089426  Ribes aureum var. gracillimum R. G. Swinney 2011-3-17 14108 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  UC212410  Ribes aureum var. gracillimum E. Bethel May 1919 Los Angeles Monrovia Comment
  CAS-BOT-BC93082  Ribes californicum var. hesperium Le Roy Abrams 1902-3-11 3119 Los Angeles Sepulvada Canyon, Santa Monica Mountains. Comment
  UC73094  Ribes californicum var. hesperium E. D. Palmer Nov 1901 Los Angeles foothills Garvanza Comment
  CAS-BOT-BC93109  Ribes californicum var. hesperium Henry J. Thompson 1959-2-20 1842 Los Angeles Santa Monica Mountains. 1 mile east of Malibu Creek, along Piuma Road. 243 Comment
  RSA476178  Ribes indecorum M. B. Dunkle 1936-3-28 4714 Los Angeles Santa Catalina Island, Silverado Canyon. Comment
  SEINET12215920  Ribes indecorum R. F. Thorne 1971-1 41494 Los Angeles San Gabrien Mts., Cobal Canyon, ca 3 mi N of Claremont 503 Comment
  SEINET13942621 Image available Ribes malvaceum Henry J. Thompson 1959-1 1848 Los Angeles Santa Monica mountains in chaparral along Saddle Peak Road, 2 miles east of peak. Saddle Peak 34 deg. 05' N, 118 deg. 39' W. elevation 2300 ft 701 Comment
  UC69854  Ribes malvaceum Ernest Braunton 1903-1-10 793 Los Angeles Arroyo Seco Comment
  UC917790  Ribes malvaceum Frank W. Gould 1944-4-22 2309 Los Angeles 1/2 mi n Oak Flat Ranger Station (on highway U.S.99) Comment
  CAS-BOT-BC209698  Ribes quercetorum L. R. Abrams 1925-3-27 10887 Los Angeles Between Saugus and the summit on the road to Palmdale Comment
  CAS-BOT-BC209704  Ribes quercetorum Frank W. Peirson 1922-6-3 2548 Los Angeles East of Oakgrove Canon [Canyon] Divide, Liebre Mts. Comment
  POM296355  Ribes roezlii Lyman Benson 1946-1-26 11980 Los Angeles Big Dalton Canyon, Glendora. Drainage area: Pacific Slope 366 Comment
  POM50184  Ribes roezlii A. D. E. Elmer 1902-06 3604 Los Angeles Acton, Mt. Gleason. Comment
  UCR277207  Ribes roezlii R. G. Swinney 2010-9-30 13951 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  RSA454975  Ribes viburnifolium F. R. Fosberg 1931-5-5 S 4774 Los Angeles Santa Catalina Island, Bullrush Canyon 60 Comment
  SBBG95464  Ribes viburnifolium M. B. Dunkle 1928-2-19 Los Angeles Hay Press [Haypress] Comment
  RSA536065  Ricinus communis T. S. Ross 1991-5-22 5433 Los Angeles San Clemente Island: Lower Wilson Cove Canyon, just west of the dock activities. 12 Comment
  UCR107781  Ricinus communis Anna Christensen 1997-4-21 24 Los Angeles Claremont, Bernard BIological Field Station (Claremont Colleges) NW corner of Mills Avenue and Foothill Blvd., touching E fence, 170 yds into N panhandle region 412 Comment
  CAS-BOT-BC340991  Robinia pseudoacacia Timothy S. Ross; J. Mark Porter 1995-5-4 8506 Los Angeles Liebre Mountains. Texas Canyon at the confluence of Mystic Canyon: ca 3.05 road miles NE of Bouquet Canyon Road 609 Comment
  UCSB50278  Robinia pseudoacacia Reisentz, Paul 1977-4-2 Los Angeles Corner of Hatteras and Yolanda, Reseda 243 Comment
  RSA225738  Romneya coulteri Robert F. Thorne, A. C. Gibson 1971-5-22 39743 Los Angeles Fish Canyon. 335 Comment
  RSA725245  Romneya coulteri K. Dobry 1991-6-28 d- 777 Los Angeles Stunt Ranch Santa Monica Mts Stunt Rd Cold Creek Cyn. Comment
  JEPS2823  Rorippa curvipes var. truncata Frank W. Peirson 1921-6-19 2450 Los Angeles Crystal Lake San Gabriel Mountains, North Fork San Gabriel River; Crystal Lake, North Fork, San Gabriel River, San Gabriel Mts. 1676 Comment
  UCR182771  Rosa woodsii R. G. Swinney 1997-7-22 5714 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  RSA86829  Rubus leucodermis F. W. Peirson 1919-6-16 494 Los Angeles S Fork of Rock Creek, San Gabriel Mts. 1982 Comment
  CATA3209  Rubus ursinus Julie L. King 2016-11-22 28 Los Angeles Santa Catalina Island: Big Springs Canyon, 0.5 miles north on Isthmus Rd. from junction with road to Little Harbor, 60 meters directly east of Isthmus Rd. in drainage 29 Comment
  RSA0088111  Rubus ursinus R. G. Swinney 2010-4-30 12453 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
  RSA650870  Rubus ursinus Marion P. Harthill 1974-5-23 1516 Los Angeles Crystal Lake Rd., Rt. 39. 1098 Comment
  SBBG131917  Rumex conglomeratus S. A. Junak 2000-6-29 SCa 1351 Los Angeles NE end of Haypress Reservoir 399 Comment
  CATA1640  Rumex crispus Mark L. Hoefs, Steven A. Junak 1998-6-12 2923 Los Angeles Santa Catalina Island: At Isthmus, across from Catalina Harbor 6 Comment
  LA33970  Rumex crispus Peter H. Raven; Henry J. Thompson 1959-6-4 14339 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, along ditch behind dunes. 12 Comment
  RSA0119005  Rumex salicifolius A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33521 Los Angeles Western End of Antelope Valley and Mojave Desert: hills south of Hwy 138 at 290th St. West, SW of VABM Zana. 915 Comment
  RSA772371  Rumex salicifolius R. G. Swinney 2009-5-20 10833 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  RSA0104976  Rumex salicifolius Steven A. Junak 1999-7-16 SCa- 1050 Los Angeles Santa Catalina Island. Lower part of Cottonwood Canyon, just upstream from road to Ben Weston Beach. 31 Comment
  RSA474864  Rumex salicifolius Louis C. Wheeler 1932-6-17 831 Los Angeles 1 mile west of Claremont 366 Comment
  RSA353677  Sagittaria H. E. Hasse 1893-07 s.n. Los Angeles Ballona. Comment
  RSA478894  Salicornia virginica Louis Greata 1900-08 s.n. Los Angeles Cienega, Los Angeles. Comment
  RSA213406  Salicornia virginica M. B. Dunkle 1940-8-21 7652 Los Angeles Sea cliff, middle of San Clemente Island. Comment
  RSA478888  Salicornia virginica Mary D. Merilatt 1936-7-18 s.n. Los Angeles Playa del Rey. Comment
  RSA478890  Salicornia virginica Dolores Bullock 1931-7-13 s.n. Los Angeles S. Broadway, Los Angeles. Comment
  CAS-BOT-BC103030  Salix bonplandiana Geo. B. Grant 3718 Los Angeles Pasadena Comment
  POM179496  Salix exigua I. M. Johnston 1917-7-3 1401 Los Angeles Near head of San Antonio Canyon 2287 Comment
  SBBG58923  Salix exigua var. hindsiana F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Crk, below Castaic 300 Comment
  RSA766853  Salix gooddingii Justin M. Wood 2009-9-9 1286 Los Angeles [City of Claremont;] Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR91302  Salix gooddingii B. G. Pitzer, Paul Gomez 1996-4-28 2740 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
  CAS-BOT-BC104141  Salix hindsiana Louis C. Wheeler 1933-5-12 1723 Los Angeles Puddingstone Canyon, San Jose Hills 243 Comment
  POM362620  Salix laevigata Edwin Kline 1924-5-25 s.n. Los Angeles Bouquet Canyon, Sierra Pelona Mts. Comment
  RSA226127  Salix laevigata Robert F. Thorne, C. W. Tilforth 1971-6-17 39885 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  RSA602554  Salix laevigata Louis C. Wheeler 1967-8-8 10382 Los Angeles Angeles National Forest: Loomis Ranch, Alder Creek 1311 Comment
  UC482206  Salix laevigata Mrs. H. P. Bracelin and F. R. Fosberg 1931-10-11 568 Los Angeles 2.5 km. w Ocean Beach; Santa Monica Mts., Lower Topanga Canyon 15 Comment
  UC506418  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-11 7669 Los Angeles Ballona Creek at Bellona Marshes Comment
  UC506438  Salix laevigata Carl Hedin and Joseph Ewan 1932-5-10 7649 Los Angeles at Colina Dr. Verdugo Canyon Comment
  JEPS13828  Salix lasiolepis Frank W. Peirson 1919-2-9 317 Los Angeles Fish Canyon; San Gabriel Mts., Fish Canyon Comment
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Dec 10 2014
  RSA225998  Salix lasiolepis Robert F. Thorne, C. W. Tilforth 1971-6-29 40697 Los Angeles Angeles National Forest: ca. 1 mi. down Aliso Canyon Rd. from junction with Angeles Forest Rd. 1128 Comment
  RSA776519  Salix lasiolepis Jane Tirrell 2011-5-26 LS- 9 a Los Angeles Along north side of Highway 2 near mile marker 67.7. 2284 Comment
  LA208798  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-3-15 7639 Los Angeles Area 1 Comment
  LA212166  Salix lasiolepis Elwood Fordham; 1957-4-5 s.n. Los Angeles Chatsworth Hills, across road from lake. Comment
  RSA0034690  Salix lasiolepis F. R. Fosberg 1932-1-26 7173 Los Angeles Between Calabasas and Agoura, In ravine beside road, at top of grade. 285 Comment
  CAS-BOT-BC107553  Salix lasiolepis var. lasiolepis James Henrickson 1963-4-30 1237 Los Angeles Evey Canyon, northeast of Claremont, along road to Mt. Baldy, 50 yards from hy. 762 Comment
  POM219210  Salix lucida subsp. lasiandra Louis C. Wheeler 1930-3-8 s.n. Los Angeles San Dimas Canyon (1/2 mile above the falls), San Gabriel Mountains. 640 Comment
  CAS-BOT-BC126295  Salix sessilifolia F. Ray Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura, Santa Monica Mountains Comment
  RSA0060698  Salsola tragus Nancy Hamlett 2014-9-25 s.n. Los Angeles Bernard Field Station, area known as East Field. Approx. 1.5 m (larger plant) and 3 m (smaller plant west of Mills Ave. fence, about halfway between Foothill Blvd. fence and east-west fire road. 374 Comment
  CAS-BOT-BC180712  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  CAS-BOT-BC180746  Salsola tragus Jean L. Pawek 1964-9-15 629 Los Angeles Highway 2, San Gabriel Mountains 1828 Comment
  UCR138716  Saltugilia australis L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mtns., N of Mill Canyon off Soledad Canyon, near Ravenna 716 Comment
  RSA549170  Saltugilia splendens subsp. grantii T. S. Ross, Peter Fritsch 1990-6-20 3649 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  SJSU13414  Saltugilia splendens subsp. grantii C. W. Sharsmith 1945-9-7 5463 Los Angeles E side Mt Waterman, San Gabriel Mts 2072 Comment
  RSA0095313  Saltugilia splendens subsp. splendens Richard G. Swinney 2011-6-6 14992 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  CDA40334  Saltugilia splendens subsp. splendens T. C. Fuller 1980-6-12 20279 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 1.3 km west of road to Mt. Wilson. Comment
  CATA830  Salvia apiana Mark L. Hoefs 1991-6-26 1424 Los Angeles Santa Catalina Island: Near middle of Cape Canyon 320 Comment
  SD69617  Salvia apiana Robert F. Thorne, P. Everett 1965-5-10 34440 Los Angeles Cape Canyon, Santa Catalina Island. 274 Comment
  UC1124656  Salvia apiana A. Lewis 1933-6-1 214 Los Angeles Plum Canyon; San Fernando Quad. 518 Comment
  RSA0021396  Salvia apiana A. E. Hersh 1950-7-15 s.n. Los Angeles about 1/4 mile from west end of Topango [Topanga] Canyon. El. 30 Comment
  RSA401627A  Salvia apiana William Emboden 1969-5-28 29 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA660012  Salvia apiana William Emboden 1969-5-28 9 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  CATA175  Salvia columbariae Mark L. Hoefs, A. Douglas Propst 1973-4-6 140 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  HSC14335  Salvia columbariae C. S. Apperson 1967-6-15 Los Angeles 1 mi. down Canton Canyon trail off the end of Townsend Pk. Rd. Comment
  RSA11057  Salvia columbariae Carl B. Wolf 1928-3-29 1573 Los Angeles Junction of Pine Canyon road and road to Sandbergs. 3 mi. S.W. of Neenach. 1067 Comment
  UCR142879  Salvia columbariae L. R. Abrams 1901-4-1 1235 Los Angeles South Coast, Ballona Harbor 5 Comment
  UCR184220  Salvia columbariae A. C. Sanders 2007-4-19 33447 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA651686  Salvia columbariae Warren Crawford 1969-5-15 s.n. Los Angeles San Gabriel Canyon, second dam. [Hwy 39] Comment
  UCR276940  Salvia dorrii R. G. Swinney 2010-5-21 12861 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA446283  Salvia dorrii var. pilosa Robert M. Perkins 1919-5-30 s.n. Los Angeles Big Rock creek, Antelope Valley. Comment
  SBBG25188  Salvia dorrii var. pilosa Leota Davidson 1965-5-9 160 Los Angeles near Little Rock Comment
  IRVC28985  Salvia leucophylla A. C. Sanders 2003-6-19 26972 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  RSA82440  Salvia leucophylla F. W. Peirson 1906-7-16 1055 Los Angeles Big ditch north of Elysian Park, Los Angeles. Comment
  LA82003  Salvia mellifera O. H. Kappler; 1940-5-12 Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 365 Comment
  RSA191020  Salvia mellifera Robert F. Thorne, J. Henrickson 1963-5-5 32287 Los Angeles Near bottom and mouth of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  RSA434110  Salvia mellifera L. H. Jones 1909-4-1 s.n. Los Angeles 1050 feet, Mount Wilson Trail, Sierra Madre. 320 Comment
  RSA434114  Salvia mellifera M. Bisbee 1917-4-28 s.n. Los Angeles Hills north of Eagle Rock Valley. Comment
  RSA720243  Salvia mellifera LeRoy Gross 2007-4-27 2656 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
  SFV3234  Salvia mellifera K. A. Wilson 1961-3-11 975 Los Angeles San Gabriel Mountains Placerita Canyon Road. Small canyon 1 mile west of Placerita Canyon State Park. 460 Comment
  RSA434075  Salvia spathacea Robert M. Perkins 1936-4-17 344 Los Angeles Santa Monica Mts. Malibu Lake. Comment
  RSA654213  Sambucus caerulea Valerie L. Soza, LeRoy Gross 2000-5-23 955 Los Angeles East of Kelly Camp, W of Bighorn Peak, 0.7 miles from Icehouse Saddle along Ontario Peak Trail 2377 Comment
  RSA657358  Sambucus mexicana L. Yamanaka 1979-6-5 106 Los Angeles 150 meters west of Glendale College Cafeteria located on corner of Verdugo Blvd. and Mountain Ave. Comment
  UC1922310  Sambucus mexicana Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 773 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. Near 34deg 12' 20.3'' N 118deg 18' 13.9'' W T1N R14W NW/ Comment
  IRVC28669  Sambucus mexicana A. C. Sanders, Mark Elvin 2002-6-18 25107 Los Angeles Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 328 Comment
  SBBG17871  Sanicula arguta P. H. Raven 1962-4-10 17211 Los Angeles summit of Thirst 579 Comment
  SEINET4069693 Image available Sanicula arguta M. B. Dunkle 1939-1 7236 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UC729788  Sanicula arguta Carl B. Wolf 1932-5-11 3571 Los Angeles Santa Catalina Island, w side of Fourth of July Cove Fourth of July Cove; Santa Catalina Island, Fourth of July Cove 30 Comment
  SFV2609  Sanicula arguta C. Gasser 1956-3-2 s. n. Los Angeles Santa Monica Mountains 1 mile from Highway 101 on Malibu Canyon Road. 366 Comment
  RSA471464  Sanicula crassicaulis M. B. Dunkle 1929-4-20 2136 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  SD107853  Sarcocornia pacifica Robert F. Thorne 1974-9-13 45091 Los Angeles Santa Catalina Island; just above high tide line along east side of inner Catalina Harbor. 0 Comment
  UC1483932  Sarcodes sanguinea Gary D. Wallace 1969-6-23 821 Los Angeles 1 - 2 mi. e. Ridgecrest (along Angeles Crest Hwy. (State Hwy. 2), 200 yds. w. of a picnic ground, Angeles Nat'l Forest); San Gabriel Mts., Angeles Nat'l Forest Comment
  SD112052  Satureja douglasii Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island, Middle Ranch Road Comment
  RSA573463  Schismus arabicus Timothy S. Ross 1992-5-8 6303 Los Angeles Glendora Ridge Road; N side of ridge at head of un-named E fork of Oak Canyon. 1015 Comment
  SBBG131931  Schismus barbatus S. A. Junak 2000-5-19 SCa 1307 Los Angeles rd on SE side of Echo Lake 390 Comment
  UCSB70300  Schoenoplectus acutus Ferren, Wayne; Hamilton, Jason 1993-9-1 Los Angeles Santa Monica Mtns. Tapia County Park. Comment
  RSA564241  Schoenoplectus californicus Scott D. White 1992-10-8 876 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School. 91 Comment
  UC306164  Scirpus americanus I. Johnston 1917-5-13 Los Angeles El Monte El Monte (ditch along R.R., Southern California) Comment
  UC57093  Scirpus americanus Ernest Braunton July 1902 601 Los Angeles L A River L A River ((Los Angeles River ?)) Comment
  SEINET3165079  Scirpus cernuus G. B. Grant 1904-6-10 1181 a-6274 Los Angeles at Ballona Marsh Comment
  RSA425153  Scrophularia californica var. californica Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA187716  Scrophularia villosa Robert F. Thorne 1966-4-5 35797 Los Angeles Santa Catalina Island, SW of and near Empire Landing 152 Comment
  RSA25629  Scrophularia villosa Carl B. Wolf 1941-6-25 10895 Los Angeles Santa Catalina [Island]. Head of Avalon Canyon, 300 yards SW of Wrigley Mausoleum. 152 Comment
  RSA445378  Scutellaria tuberosa George B. Grant 1901-02 3393 Los Angeles Pasadena. Comment
  UCR186905  Secale cereale A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32015 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  RSA0081662  Sedum spathulifolium T. S. Ross 1993-5-16 7147 Los Angeles Glendora Ridge Road on the divide between San Dimas Canyon and Cow Canyon. 1329 Comment
  RSA607215  Selaginella asprella Louis Cutter Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon. 1249 Comment
  CAS-BOT-BC62039  Selaginella bigelovii John H. Thomas 1956-11-8 6477 Los Angeles San Gabriel Mountains, Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  UCR276902  Selaginella bigelovii R. G. Swinney 2011-3-29 14284 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
  UC813009  Selaginella bigelovii L. W. Nuttall 553 Los Angeles Santa Catalina Isl. Comment
  JEPS37309  Senecio flaccidus var. douglasii C. E. Hutchinson 1892-7-20 Los Angeles Old Mt. Wilson Trail San Gabriel Mts. 304 Comment
  POM241  Senecio flaccidus var. douglasii Fordyce Grinnell Jr., H. W. Grinnell 1906-9-6 s.n. Los Angeles Bank of Arroyo Seco, near Pasadena Comment
  RSA472946  Senecio flaccidus var. douglasii Tom Burch 1940-9-22 s.n. Los Angeles Redondo Beach, sand hills south end of town Comment
  CAS-BOT-BC365651  Senecio flaccidus var. monoensis Timothy S. Ross; Steve Boyd 1994-9-20 8237 Los Angeles Liebre Mountains. 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  CAS-BOT-BC341205  Senecio lyonii M. B. Dunkle 1939-4-2 7203 Los Angeles Southeast point, San Clemente Island Comment
  SBBG43850  Senecio lyonii M. R. Benedict 1971-6-27 Los Angeles NW tip of San Clemente Island Comment
  LA200267  Senecio mikanioides Jonathan Sauer; H. Mielke 1971-11-16 5001 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  RSA669704  Senecio vulgaris LeRoy Gross, Naomi Fraga 2002-4-4 512 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road,, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandoned. 532 Comment
  UC1536075  Senecio vulgaris Robert F. Thorne 1975-9-4 47387 Los Angeles USC Marine Science Center campus Santa Catalina Island, Fisherman's Cove, USC Marine Science (Fisherman's Cove, Santa Catalina Island) Comment
  RSA608064  Senecio vulgaris L. C. Wheeler 1931-3-7 s.n. Los Angeles La Verne. Comment
  UC1587633  Senecio vulgaris Tim Ross 1991-4-21 4506 Los Angeles Lower Turnbull Canyon drainage above nw bank stream course (Whittier Hills, Puente Hills pro parte); Whittier Hills (Puente Hills, pro parte): Lower Turnbull Can 182 Comment
  POM294724  Setaria parviflora Lyman Benson 1945-7-3 11834 Los Angeles Claremont, Pacific slope. 351 Comment
  RSA603319  Setaria parviflora Scott D. White 1997-5-21 5194 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Highway 39; canyon bottom and adjacent slopes along unnamed dirt access road to gauging station below Morris Dam. 244 Comment
  RSA629702  Setaria parviflora L. C. Wheeler 1967-7-6 9940 Los Angeles San Gabriel Mountains: San Gabriel Canyon 274 Comment
  UCR108643  Setaria viridis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  SBBG71477  Sidalcea sparsifolia R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  RSA0091540  Silene antirrhina R. G. Swinney 2011-5-26 14858 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
  RSA0110889  Silene gallica R. G. Swinney 2011-5-6 14614 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  RSA674541  Silene gallica LeRoy Gross 2003-2-22 730 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  SEINET3372075  Silene gallica G. Rink 2011-6-3 10591 Los Angeles Hills east of Diamond Bar, highly disturbed site 387 Comment
  CAS-BOT-BC387021  Silene gallica Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4240 Los Angeles Los Angeles; Racho Santa Ana Botanic Garden; San Clemente Island Comment
  UCR223656  Silene verecunda R. G. Swinney 2009-6-24 11253 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA152106  Silene verecunda subsp. platyota Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson saddle 2438 Comment
  RSA228962  Silene verecunda subsp. platyota R. F. Thorne 1971-8-25 41328 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip 2256 Comment
  CAS-BOT-BC74902  Sinapis alba Carl B. Wolf 1936-5-10 7783 Los Angeles East of Whittier, near Michigan Avenue and on north side of Whittier Boulevard. 106 Comment
  RSA729233  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
  UCR256207  Sisymbrium altissimum R. G. Swinney 2010-5-19 12844 A Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  UCR95336  Sisymbrium altissimum L. C. Wheeler 1946-8-28 6277 Los Angeles San Gabriel Mtns., Mescal Creek, just about (S of) Appletree Flat 1884 Comment
  POM490  Sisymbrium altissimum D. L. Crawford 1915-7-2 563 Los Angeles Claremont. Comment
  UCD115523  Sisymbrium altissimum Robert F. Thorne; J. Dourley 1967-10-10 37334 Los Angeles San Gabriel Mountains, Angeles National Forest, Jackson Lake, west end of lake. 1866 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
  RSA799895  Sisymbrium orientale Michelle Terrazino, Monica Rodriguez, Naomi Fraga 2013-7-23 2 Los Angeles Glendora Ridge Road 1288 Comment
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Mar 31 2014
  RSA630753  Sisymbrium orientale L. C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 670 Comment
  SBBG51209  Sisymbrium orientale M. R. Benedict 1971-6-25 Los Angeles ca. 1 mi N of Test Stn, N of Wilson Cove Comment
  CHSC103801  Sisyrinchium bellum Peter F. Zika 2002-4-14 16782 Los Angeles Base of Palmer Canyon, near Via Padova, Claremont. 620 Comment
  LA200924  Sisyrinchium bellum Carlos Hagen; 1980-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Zuma Creek?, near Point Dume. Comment
  SBBG117042  Sisyrinchium bellum S. A. Junak 2001-5-4 SCa 1484 Los Angeles S of Parson's Landing 109 Comment
  UC57075  Sisyrinchium bellum Ernest Braunton Apr. 1902 195 Los Angeles North Pomona Comment
  UCR108185  Sisyrinchium bellum Steve Boyd, Valerie Soza 1998-4-28 10161 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, c. 2 mi west of the junction w/ Sierra Hwy in Mint Canyon, top of ridge on the south side of the canyon. 634 Comment
  UCSB909  Sisyrinchium bellum Wedberg, Lee 1954-4-5 Los Angeles Griffith Park 457 Comment
  CDA39478  Sisyrinchium rosulatum A. C. Sanders, D. Malueg 2001-5-17 24313 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. Comment
  RSA428799  Solanum americanum Robert Gustafson 1981-5-13 2215 Los Angeles Ballona Wetlands, Area 1 Comment
  RSA0036771  Solanum douglasii Toad 1981-03 0019 -81 Los Angeles Cal Poly Pomona. Canyon NW. of the Health Center. Comment
  RSA0055019  Solanum douglasii Jim Shevock 1970-4-16 114 Los Angeles Topanga Canyon. Santa Monica Mountains. 304 Comment
  RSA535730  Solanum douglasii Tim S. Ross 1991-5-23 5478 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment. 88 Comment
  RSA427309  Solanum elaeagnifolium Anstruther Davidson 1896-1 s.n. Los Angeles San Pedro. Comment
  CAS-BOT-BC83643  Solanum umbelliferum C. F. Baker 1903-3-16 4059 Los Angeles Claremont Comment
  CAS-BOT-BC236429  Solanum wallacei Carl B. Wolf 1932-5-9 3491 Los Angeles Along road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island 304 Comment
  RSA592520  Solanum wallacei Mark Hoefs, Propst 1973-3-14 79 Los Angeles Cape Canyon, Santa Catalina Island. 290 Comment
  POM145494  Solanum wallacei var. wallacei D. Meadows 1927-11-13 293 -7 Los Angeles Santa Catalina Island, Hamilton Beach. 24 Comment
  LA51385  Solanum xanti Henry J. Thompson; 1959-3-22 1865 Los Angeles Santa Monica Mountains, Las Virgines Rd, 1 mi N of Tapia Park, N of Malibu Canyon Rd 213 Comment
  LA51825  Solanum xanti Mary Reynolds; 1937-4-12 70 Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  NY820419  Solanum xanti L. Abrams 1902-6-29 2586 Los Angeles Mt. Wilson 1524 Comment
  SEINET5624709  Solanum xanti Ira W. Clokey, B. Templeton April 1929 4432 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  UCR43275  Solanum xanti var. montanum David Charlton 1986-6-15 239 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
  RSA0036047  Solidago californica R. G. Swinney 2009-11-16 11633 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA550721  Solidago californica Timothy S. Ross, Annette H. Ross 1991-7-29 5698 Los Angeles Elephant Hill, north most point of the Puente Hills, west Pomona 355 Comment
  CAS-BOT-BC365308  Solidago confinis F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles river bottom. Near Los Angeles Comment
  RSA0036049  Solidago confinis R. G. Swinney 2009-11-18 11652 Los Angeles 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  UCR240294  Solidago spectabilis R. G. Swinney 2009-11-18 11652 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 1.7 miles west of junction of Bobs Gap Rd. and Valyermo Rd., at junction of Sand Rock Creek & Valyermo Rd., S side of road 1108 Comment
  JEPS32342  Solidago velutina subsp. californica John Thomas Howell 1927-10-16 3147 Los Angeles Santa Anita Canyon , Santa Anita Canyon (San Gabriel Mts.) Comment
  SFV13413  Solidago velutina subsp. californica W. M. Perry Oct 1980 117 Los Angeles San Gabriel Mountains Cattle Canyon / Cow Canyon. Third drainage on USFS Road 2N06. Comment
  CATA1193  Sonchus oleraceus Mark L. Hoefs 1995-5-30 2198 Los Angeles Santa Catalina Island: Near Ben Weston Road 57 Comment
  UCR108410  Sonchus oleraceus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  LA105583  Sonchus oleraceus Barry A. Prigge; 1989-5-10 8708 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, above Dume Cove. 30 Comment
  RSA527709  Sonchus oleraceus Timothy S. Ross, Annette Ross 1991-3-7 4156 Los Angeles Elephant Hill, Western Pomona,. 256 Comment
  HSC10984  Sorghum halepense C. E. Fellows 1965-12-11 180 Los Angeles City of Reseda, Reseda Blvd. at Strathern St. Comment
  UCR256966  Sorghum halepense Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area 21 Comment
  RSA729745  Spartium junceum R. G. Swinney 1998-7-6 6272 Los Angeles San Gbriel Mtns.: Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
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Jan 26 2014
  UCR213427  Spergula arvensis A. C. Sanders, Dan S. Cooper 2010-3-12 37327 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SD252310  Spergularia bocconi Steven A. Junak 1999-5-6 Sca 881 Los Angeles Santa Catalina Island: 0.1 mile W of Emerald Bay Road, at gate. 14 Comment
  RSA535325  Spergularia macrotheca Timothy S. Ross 1991-5-20 5357 Los Angeles San Clemente Island: un-named knoll ca 51000 ft S of Wilson. Cove settlement; gradual northerly slope 2750 NNW of the 750 BM. 218 Comment
  SBBG26555  Spergularia macrotheca var. macrotheca M. R. Benedict 1965-12-12 Los Angeles E end of Parson's Beach 4 Comment
  SBBG43854  Spergularia macrotheca var. macrotheca M. R. Benedict 1971-6-26 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  CAS-BOT-BC390796  Spergularia marina Carl B. Wolf 1932-5-9 3441 Los Angeles Santa Catalina Island. Pebbly Beach 7 Comment
  RSA0098536  Spergularia marina R. F. Thorne 1966-4-4 35768 Los Angeles Santa Catalina Island. Tip of Ballast Point, Catalina Harbor, Isthmus. 0 Comment
  CAS-BOT-BC390548  Spergularia platensis C. C. Parry 1882-1-1 s.n. Los Angeles Compton Comment
  RSA0098138  Spergularia rubra Scott D. White, Justin M. Wood 2008-10-7 12561 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 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
  UCD23439  Sphaeralcea ambigua var. rosacea Robert C. Bechtel 1956-7-18 7 Los Angeles Tanbark Flat, San Dimas Experimental Forest. Shrub to 10 feet tall, branching, flowers pinkish. On hillside, associated with Lotus, Salvia, Cercocarpus and Baccharis. 822 Comment
  SEINET181914  Sphaeralcea fasciculata Ira W. Clokey, B. Templeton 4553 Los Angeles Mandeville Canyon Santa Monica Mountains. 500 Comment
  RSA0012263  Stachys albens Orlando Mistretta, Youssef Atallah 2011-8-16 6055 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA82554  Stachys albens F. W. Peirson 1927-8-14 7840 Los Angeles Arroyo Seco south base of San Gabriel Mts. 549 Comment
  UCR129407  Stachys albens A. C. Sanders, Mark Elvin 2002-6-20 25241 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
  RSA0091076  Stachys bullata R. G. Swinney 2011-4-9 14357 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  SD38745  Stachys bullata Edith A. Purer 1931-5-8 Los Angeles Griffith Park. Comment
  RSA446697  Stachys rigida subsp. rigida Gus Gluechert 1937-5-3 s.n. Los Angeles Culver City. Comment
  CAS-BOT-BC60919  Stanleya pinnata Ynez Whilton Winblad 1937-6-26 s.n. Los Angeles Ridge Route, north LA county. Comment
  HSC24822  Stanleya pinnata James Henrickson 1971-5-2 5542 Los Angeles 15 mi. E of Palmdale, S slope of Lovejoy Buttes in Mojave Desert 854 Comment
  UCD115913  Stanleya pinnata var. pinnata Ernest C. Twisselmann 1964-5-7 9391 Los Angeles Avenue E, 5 miles east of Highway US 6. 617 Comment
  SFV6164  Stellaria media T. Gordon 1974-3-20 84 Los Angeles San Fernando Valley Los Angeles, Northridge. CSUN campus orange grove. 260 Comment
  LA44571  Stellaria media Carl Epling; March 1925 6441 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCD99425  Stellaria media Geoffrey Levin 1974-4-22 26 Los Angeles Wash (Blanchard Peak), Pomona College, Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mts.) 335 Comment
  LA88576  Stephanomeria cichoriacea O. H. Kappler; 1943-9-5 527 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment