Search Results — 2000 specimen records retrieved (1578 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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA384623  Abies concolor Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
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Aug 8 2009
  RSA800792  Abies concolor Jane Tirrell 2012-8-20 LS 0152 Los Angeles South side of California State Route 2 approx. 1.5 miles west of Dawson Saddle; 100 meters east of mile marker 67.86. 2314 Comment
  SBBG108132  Abronia maritima S. L. Crockett, S. Schueller 1997-3-20 596 Los Angeles NE corner of Ben Weston Beach, ca. 100 m from ocean 6 Comment
  RSA460955  Abronia pogonantha Anstruther Davidson 1892-07 s.n. Los Angeles Acton Comment
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Jul 2 2009
  RSA127989  Abronia umbellata H. J. Thompson 1958-10-23 1821 Los Angeles Point Dume. 30 Comment
  UCR233754  Abronia umbellata Jeremiah George 2012-3-12 s.n. Los Angeles South Coast, Hermosa Beach, vacant lot south of 1125 Manhattan Avenue 11 Comment
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Aug 12 2016
  UCR255474  Acacia Dan S. Cooper 2014-6-26 614- 27 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., southeastern corner of Griffith Park, slope north of Commonwealth Nursery site, above Vista del Valle Dr. 276 Comment
  RSA0023453  Acacia redolens Justin M. Wood 2009-4-13 497 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  UCR149405  Acacia saligna A. C. Sanders, D. Malueg 2001-5-17 24348 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  UCR150997  Acamptopappus sphaerocephalus var. hirtellus Walter Wisura 2001-5-18 5164 Los Angeles W Mojave Desert, Fort Tejon Rd., 3.7 mi east of Bob's Gap Road 1037 Comment
  CAS-BOT-BC412583  Acanthoscyphus parishii var. parishii James L. Reveal; Barbara J. Ertter 1976-6-28 4558 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 1.7 mile northwest of Mill Creek Summit 1661 Comment
  OBI70869  Acer macrophyllum Steve Boyd 1997-5-20 9800 Los Angeles Liebre Mts region: Northern flank of Sawmill Mtn, upper Heryford Cyn drainage, just NE of Sawmill Summit at the jctn of forest Service roads 7N23 and 7N08 1585 Comment
  POM2705  Acer macrophyllum Leona Modgett 1909-06 11 Los Angeles Claremont. Comment
  SDSU21085  Acer negundo Ian Cain 2010-4-29 1394 Los Angeles North east of Montebello. Whitter Narrows County Reserve, 500 meters east of intersection of Durfee Avenue and Rosemead Blvd 66 Comment
  UCR124479  Achillea millefolium B. C. Templeton 1932-7-20 5003 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR210119  Achillea millefolium R. G. Swinney 2008-7-24 9343 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  SD30730  Achillea millefolium Frances Post 1931-5-13 Los Angeles Santa Susanna Pass [county a guess; possibly SLO county] Comment
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Jul 11 2010
  CAS-BOT-BC211915  Achnatherum coronatum Timothy S. Ross; Steve Boyd 1994-5-10 7702 Los Angeles Vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132), ca 2920 m NNW of Warm Springs Mtn. Summit, Warm Springs Mountain 7.5' USGS Quadrangle, 890 Comment
  UCSB28555  Acmispon americanus Tanowitz, Barry 1974-6-29 Los Angeles Off Highway 101 at the junction of Calabasas Parkway road 304 Comment
  CAS-BOT-BC204767  Acmispon argophyllus var. argenteus June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Pebbly Beach Comment
  JEPS55404  Acmispon argophyllus var. argenteus F. M. Reed 1889-7-4 2837 Los Angeles Between Avalon and Sugar Loaf, Catalina Island. 15 Comment
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Oct 24 2009
  SD249199  Acmispon argophyllus var. argenteus Michael G. Simpson, Adrienne Russell & Jonathan Dunn 2000-7-20 2203 B Los Angeles San Clemente Island, north of Guds, at south end of island. 235 Comment
  SD90500  Acmispon argophyllus var. argenteus Robert F. Thorne 1973-4-11 42875 Los Angeles San Clemente Island, NW part of island, dunes near Flasher 3 Comment
  SDSU4282  Acmispon argophyllus var. argophyllus R. M. Beauchamp 1967-1-27 110 Los Angeles San Clemente Island. Plentiful seedling in field east of Wilson Cove area. Comment
  LA36083  Acmispon grandiflorus var. grandiflorus Peter H. Raven; 1960-5-21 15395 Los Angeles 396 Comment
  CATA3081  Acmispon maritimus Amy Catalano 2016-4-15 073 Los Angeles Santa Catalina Island: South facing slope of Renton Pass Canyon, 1/4 up slope, 150 meters west of junction with Grand Canyon 355 Comment
  CATA1868  Acmispon strigosus Denise Kraus 2000-6-13 48 Los Angeles Santa Catalina Island: Goat Harbor burn area, at large conspicuous rock outcrop at end of western fuel break ridge/road 381 Comment
  SBBG82018  Acmispon strigosus S. A. Junak 1998-5-2 SCa 640 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 256 Comment
  SD69788  Acmispon strigosus Robert F. Thorne 1966-4-6 35891 Los Angeles Santa Catalina Island, dry ridge between White & Moonstone Coves 14 Comment
  SFV7989  Acmispon strigosus T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1355 Los Angeles San Gabriel Mountains On hillside adjacent to lower Trail Canyon. 793 Comment
  CAS-BOT-BC29197  Acourtia microcephala Alice Eastwood 1915-8-25 4914 Los Angeles Duarte Comment
  JEPS98624  Acourtia microcephala Dean Kelch 1993-6-1 Los Angeles Temescal Canyon 120 Comment
  SD230161  Acroptilon repens Louis C. Wheeler 1968-7-18 Los Angeles Claremont: Just W of 200 E. Dartmouth St., 2 miles NE of La Verne. Hot dry sunny roadside. Comment
  JEPS44797  Adenostoma fasciculatum C. E. Hutchinson 1892-7-20 Los Angeles Old Mt. Wilson Trail 457 Comment
  LA52126  Adenostoma fasciculatum M. Epling; Carl Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 304 Comment
  RSA656174  Adenostoma fasciculatum Joseph M. Keefe 1978-5-23 23200 Los Angeles Verdugo Mountains: 30 m east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mountains. 265 Comment
  RSA657350  Adenostoma fasciculatum J. Stephens 1980-6-1 33 Los Angeles Verdugo Mountains Region: At foot of chaparral covered hillside, northeast of Maurice Ave., La Crescenta. 747 Comment
  SD69635  Adenostoma fasciculatum Robert F. Thorne, P. Everett 1965-5-10 34442 Los Angeles Santa Catalina Island. In chaparral on south slope of Black Jack Mt., a few hundred feet below summit. 487 Comment
  UCR119288  Adenostoma fasciculatum A. C. Sanders, D. Malueg 1998-6-22 22051 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCR124372  Adenostoma fasciculatum I. W. Clokey, B. C. Templeton 1929-1 4500 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR178369  Adenostoma fasciculatum LeRoy Gross 2003-3-7 760 Los Angeles Transverse Ranges, Verdugo Mountains, northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway. Sunland, off of Newhome Avenue, near west side at Topley Lane 555 Comment
  UCR256237  Adenostoma fasciculatum R. G. Swinney 2010-5-19 12847 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
  RSA660788  Adenostoma fasciculatum var. fasciculatum J. Doughty 1985-5-19 169 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  CAS-BOT-BC65629  Adiantum jordanii Louis C. Wheeler 1932-5-8 689 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  RSA592514  Adiantum jordanii Mark Hoefs 1973-3-13 72 Los Angeles Santa Catalina Island: upper Avalon Canyon, west of Memorial. 259 Comment
  UCR238128  Aesculus californica Mark A. Elvin, Brock Ortega 2002-4-18 1924 Los Angeles Hacienda Heights 274 Comment
  UCR210531  Agave americana R. G. Swinney 2008-12-4 9945 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  CAS-BOT-BC140651  Ageratina adenophora A. C. Sanders 2003-3-14 25748 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  CHSC83604  Ageratina adenophora John Dittes 1990-6-11 90 Los Angeles Transverse Range; San Gabriel Mts., La Tuna Canyon, north slope of Verdugo Mountain, ca. 0.8 air miles east of debris basin dam, small tributary canyon with drainage on south side of La Tuna Canyon Road. 423 Comment
  RSA233457  Agoseris retrorsa R. F. Thorne, M. Z. Thorne 1968-11-9 37861 Los Angeles Angeles National Forest On summit crest of Mt. Williamson. 2499 Comment
  RSA729731  Agoseris retrorsa R. G. Swinney 1999-5-22 7210 Los Angeles San Gabriel Mtns./Mojave Desert: Le Montaine Canyon, c. 0.5 mi. south of Camp Jubilee Rd. 1701 Comment
  RSA774273  Agoseris retrorsa R. G. Swinney 2009-6-8 11097 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA522470  Agrostis exarata Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4034 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA530046  Agrostis exarata Timothy S. Ross 1991-8-16 5827 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  RSA611916  Agrostis exarata L. C. Wheeler 1933-8-20 2089 Los Angeles Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mountains. 305 Comment
  CAS-BOT-BC139052  Agrostis pallens Peter H. Raven; H. L. Wedberg 1957-6-15 10902 Los Angeles In Latigo Canyon 0.8 mile north of U.S. 101A, Santa Monica Mountains. Comment
  RSA573461  Ailanthus altissima Tim S. Ross 1992-5-8 6306 Los Angeles San Gabriel Mountains: margin of Glendora Mountain Road, along the south ridge of Glendora Mountain near the head of Sharps Canyon. 780 Comment
  RSA190957  Alchemilla occidentalis Robert F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-19 36765 Los Angeles Santa Catalina Island. Lower end of Toyon Canyon. 46 Comment
  RSA367070  Allium burlewii Ralph Hoffmann 1919-6-4 8000 Los Angeles Mt. Pinos. Comment
  RSA630743  Allium burlewii LeRoy Gross 1999-6-12 163 Los Angeles San Gabriel Mountains: Mt. Waterman. 2450 Comment
  POM13510  Allium campanulatum F. W. Peirson 1922-7-5 3192 Los Angeles 0.5 mile east of Big Pines, San Gabriel Mtns. 2027 Comment
  SBBG845  Allium fimbriatum var. mohavense H. and M. Dearing 1941-5-10 4645 Los Angeles near Big Rock Crk Comment
  UCR123922  Allium fimbriatum var. mohavense George K. Helmkamp, E. A. Helmkamp 2001-5-2 6657 Los Angeles Western Mojave Desert, Antelope Valley, 0.1 mi west of Calif. Hwy 138 on Ave. W, then 0.3 mi S on [180th St. East] dirt road 976 Comment
  RSA668073  Allium haematochiton Ian Swift, Michael C. Long 2002-3-5 361 Los Angeles San Jose Hills, Frank G. Bonelli County Park, south of Via Verde Drive. 0.9km SE of Park HQ. 338 Comment
  UC1971152  Allium lacunosum var. davisiae Louis C. Wheeler 1973-4-21 Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. Comment
  UCD169116  Allium lacunosum var. davisiae R. G. Swinney 2009-6-8 11089 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
  UCR129341  Allium lacunosum var. davisiae F. W. Peirson 1926-4-26 6658 Los Angeles Mojave Desert, 2 miles east of Palmdale 793 Comment
  CAS-BOT-BC475409  Allium praecox E. R. Blakley 1962-6-10 5243 Los Angeles Half way between Eel Point and seal Cove; San Clemente Island 45 Comment
  POM3602  Allophyllum gilioides subsp. violaceum M. Hitchock 1918-7-28 38 Los Angeles Pacoima Canyon. Comment
  CHSC95781  Alnus rhombifolia LeRoy Gross; Naomi Fraga, Steve Williams 2002-7-17 551 Los Angeles Transverse Ranges: Verdugo Mountains Region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road. 425 Comment
  RSA651056  Alnus rhombifolia D. Bartholomew 1961-5-13 s.n. Los Angeles Mt. Baldy Rd., 4 mi. below the village. Comment
  UCR258883  Alnus rhombifolia R. G. Swinney 2010-8-16 13523 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA0077546  Alyssum maritimum G. Wallace 1964-5-6 s.n. Los Angeles San Gabriel River by Highway 66. Comment
  UCR205252  Amaranthus albus R. G. Swinney 2008-3-26 8577 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR258879  Amaranthus albus R. G. Swinney 2010-8-16 13530 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA747395  Amaranthus hybridus A. C. Sanders 2009-5-20 36873 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. 66 Comment
  POM279354  Amaranthus retroflexus Anonymous 1915-6-25 s.n. Los Angeles Long Beach. along street. Comment
  SBBG98422  Amblyopappus pusillus T. Ross 1991-5-22 5446 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 9 Comment
  CAS-BOT-BC42859  Ambrosia acanthicarpa H. J. Thompson; Peter H. Raven 1959-9-27 14508 Los Angeles Sepulveda Canyon, Santa Monica Mtns., 243 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
  CAS-BOT-BC42852  Ambrosia acanthicarpa Geo. B. Grant 1905-10-24 s.n. Los Angeles Cajon Pass Comment
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Oct 10 2020
  POM277139  Ambrosia acanthicarpa E. S. Steele 1935-10-11 s.n. Los Angeles Glen Oaks Hills, Glendale Comment
  SBBG53303  Ambrosia chamissonis D. M. Power 1972-11-11 Los Angeles dunes, San Clemente Island Comment
  CAS-BOT-BC55595  Ambrosia psilostachya Louis C. Wheeler 1966-10-1 8929 Los Angeles San Gabriel Mountains: Big Tujunga at Colby Ranch Road 960 Comment
  UC472179  Ambrosia psilostachya J. Ewan 1931-10-24 5267 Los Angeles n shore Malibu Lake Comment
  SBBG70997  Amelanchier alnifolia R. Hoffmann 1929-5-19 Los Angeles below Los Angeles Recreation Park, above Big Rock Crk Comment
  POM2593  Amelanchier utahensis I. M. Johnston 1917-8-22 1711 Los Angeles Prarie Fork of San Gabriel River, San Antonio Mountains. 2134 Comment
  LA200430  Amorpha californica var. californica K. Kneen; 1933-5-14 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA47636  Amorpha californica var. californica Henry J. Thompson; 1960-6-7 3076 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA415277  Amorpha californica var. californica I. M. Johnston 1930-9-7 s.n. Los Angeles Mt. Wilson Trail. 915 Comment
  CLARK-A1528-321  Amsinckia douglasiana James R. Summers 1968-4-13 Los Angeles Comment
  RSA499948  Amsinckia intermedia Elmore 427 Los Angeles San Clemente Island Comment
  RSA0089648  Amsinckia intermedia M. E. Gibson 1903-4-24 s.n. Los Angeles Near Pasadena. Comment
  RSA499952  Amsinckia intermedia Bertie Condit 1884-5-31 s.n. Los Angeles Los Angeles. Comment
  UCR190420  Amsinckia tessellata R. G. Swinney 2001-4-18 7891 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, ridge top c. 500 m east of south end of Bobs Gap 1311 Comment
  UCR252879  Amsinckia tessellata R. G. Swinney 2010-5-11 12651 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
  POM3635  Anagallis arvensis E. L. Brown 1893-05 s.n. Los Angeles Hillsides near Pasadena Comment
  RSA0091777  Anagallis arvensis R. G. Swinney 2011-4-9 14360 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
  RSA647944  Anagallis arvensis Michelle Manolovitz, Brian Manolovitz 1992-5-19 26 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet north of park office. Comment
  UCR191294  Androsace elongata subsp. acuta T. B. Salvato 2008-4-22 3309 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
  CAS-BOT-BC400320  Anemopsis californica Le Roy Abrams 1902-6-12 2534 Los Angeles Ballona Creek near Mesmer Comment
  JEPS32856  Anisocoma acaulis E. R. Blakley 1958-5-9 2265 Los Angeles hills 2 mi e Gorman 1097 Comment
  RSA252988  Anisocoma acaulis R. F. Thorne, C. W. Tilforth 1973-4-20 43044 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  PASA2282  Antennaria dimorpha Frank W. Peirson 1921-6-15 Los Angeles Pine Flats, San Gabriel Mts. 1676 Comment
  UCR220371  Anthriscus caucalis R. G. Swinney 2009-4-16 10363 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  CHSC100213  Antirrhinum coulterianum John Dittes 2006-6-4 1395 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.4 air-miles northwest of Chatsworth Highschool, ca. 1.1 air-mile west of Topanga Blvd., ca. 0.7 air-mile east x northeast of Santa Susana Pass. 403 Comment
  SBBG83172  Antirrhinum coulterianum R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  JEPS4878  Antirrhinum coulterianum Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4206 Los Angeles 0.9 mi above confluence of Pacoima Creek main fork with north fork (along Forest Service road in n fork of Pacoima Creek canyon, Angeles National Forest); Angeles National Forest 1158 Comment
  RSA80432  Antirrhinum kelloggii F. W. Peirson 1925-4-23 5787 Los Angeles Forks of San Gabriel River. 534 Comment
  IRVC27961  Apiastrum angustifolium A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26123 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  SBBG94255  Apiastrum angustifolium C. B. Wolf 1932-5-12 3585 Los Angeles 1.5 mi from Little Harbor on rd to isthmus 91 Comment
  UC457208  Apiastrum angustifolium Carl Epling 1931-5-2 Los Angeles Santa Monica Mountains, Los Alisos Canyon Los Alisos Canyon; Santa Monica Mountains, Los Alisos Canyon Comment
  RSA470375  Apiastrum angustifolium H. L. Bauer 1931-6-1 s.n. Los Angeles Foothills of Topango Mountains. Comment
  UCSB4556  Apiastrum angustifolium Wedberg, H. 1957-6-15 Los Angeles Latigo Canyon Comment
  SBBG59625  Apium graveolens R. Hoffmann 1927-6-14 Los Angeles Gorman Comment
  RSA229012  Apocynum cannabinum R. F. Thorne, C. W. Tilforth 1971-6-30 40771 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek c. 0.3 mile below Alder Saddle 1616 Comment
  RSA600003  Apocynum cannabinum Steve Boyd, Lauren Raz 1997-5-28 9842 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
  RSA401382  Apocynum cannabinum Robin S. Collins 1973-5-28 303 Los Angeles Angeles National Forest: Trail Canyon, ca. 3 miles into canyon from beginning of pack trail. 1006 Comment
  RSA610978  Aquilegia formosa Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  UCR43316  Aquilegia formosa David Charlton 1986-6-15 287 Los Angeles San Gabriel Mtns, Buckhorn Campground: creek along Burkhart Trail 1768 Comment
  RSA0125922  Arabidopsis thaliana LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1053 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  UC855513  Arabis pulchra Alice Eastwood and John Thomas Howell 1937-4-26 3968 Los Angeles near Palmdale Comment
  RSA624566  Arceuthobium divaricatum Louis C. Wheeler 1973-3-17 s.n. Los Angeles San Gabriel Mountains: Punchbowl Canyon. 1494 Comment
  RSA97428  Arceuthobium occidentale F. W. Peirson 1921-11-12 4302 Los Angeles Collins Ranch, Liebre Mts. 1372 Comment
  SBBG32045  Arctostaphylos catalinae R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -271 Los Angeles upper Swain's (Swain) Cyn Comment
  RSA626686  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15729 Los Angeles Southwest of Bear Divide, off Little Tujunga Road. 950 Comment
  RSA626710  Arctostaphylos glandulosa Raymond J. Dobbs 1924-4-30 934 Los Angeles 1/2 mile below Switzers. Comment
  RSA626740  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-9 16009 Los Angeles Whitaker Peak, west of the Templin Highway. 1250 Comment
  RSA631214  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21985 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  RSA626836  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22117 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  CAS-BOT-BC23247  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1901-7-10 s.n. Los Angeles Wilson's Peak summit Comment
  UCR150392  Arctostaphylos glandulosa subsp. glandulosa L. C. Wheeler 1967-5-15 9553 Los Angeles San Gabriel Mtns, Fremont Pass, north side 564 Comment
  UCD56653  Arctostaphylos glandulosa subsp. glaucomollis Louis C. Wheeler 1967-6-16 9859 Los Angeles San Gabriel Mountains. North side of Sunset Ridge under power line. 595 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
  RSA630272  Arctostaphylos glandulosa subsp. mollis LeRoy Gross 1999-2-25 120 Los Angeles Verdugo Mountains: Along dirt road called Verdugo Mountain Way, main crest on west side of range. 792 Comment
  RSA632945  Arctostaphylos glandulosa subsp. mollis Valerie L. Soza, Kent Hughes 1999-6-17 553 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 746 Comment
  RSA0091353  Arctostaphylos glauca R. G. Swinney 2011-6-15 15165 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA229042  Arctostaphylos glauca R. F. Thorne 1971-6-30 40838 Los Angeles San Gabriel Mts., Angeles National Forest: 1.6 miles above Little Sycamore Campground along Little Rock Creek 1280 Comment
  RSA631429  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15985 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631438  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15618 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631651  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20187 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631687  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-10-11 22066 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA0034984  Arctostaphylos glauca Lee Haines 1935-7-3 s.n. Los Angeles Tanbark Flat, San Gabriel Mts. Comment
  CAS-BOT-BC46734  Arctostaphylos parryana Joseph Andorfer Ewan 1936-7-27 9852 Los Angeles San Gabriel Mts. N. end of Table Mt. Swartout Valley. 2133 Comment
  RSA597120  Arctostaphylos parryana T. S. Ross 1990-6-22 s.n. (post 3713 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon 1939 Comment
  RSA634699  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20305 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634721  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20520 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634844  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20509 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA635173  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20586 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA635189  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20389 Los Angeles Road to Pacifico Mtn., 6.0 km east of Mill Creek Summit, San Gabriel Mtns. 1830 Comment
  UCR202689  Arctostaphylos patula R. G. Swinney 2001-8-9 8027 Los Angeles San Gabriel Mtns., Pleasant View Ridge between Pallet Peak and Mt. Williamson, highest point on ridge top on N-S spur c. 1 mile east of Pallet Pk., overlooking Devils Punch Bowl to the north, 1.9 mi. SSE of McFarland Ranch 2439 Comment
  SBBG121869  Arenaria macradenia var. arcuifolia A. Parikh, N. Gale 2005-5-17 770 Los Angeles 2.4 km S of California Aqueduct, 4.8 km W of St Hwy 14, N Sierra Pelona 1035 Comment
  UCR157998  Arenaria macradenia var. arcuifolia Orlando Mistretta 1993-6-28 909 Los Angeles San Gabriel Mtns, Angeles National Forest, [Table Mountain,] on summit ridge running west 2287 Comment
  RSA774742  Argemone munita R. G. Swinney 2009-6-17 11189 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA105993  Argemone munita Gerald B. Ownbey, Findley Ownbey 1954-5-28 2114 Los Angeles Mt. Wilson observatory road, 2.5 miles from observatory. 1524 Comment
  RSA661184  Aristida purpurea var. parishii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 400 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  UC472243  Artemisia californica R. L. Pendleton 1909-7-2 1374 Los Angeles road e of Avalon; Santa Catalina Island Comment
  RSA417272  Artemisia douglasiana F. R. Fosberg 1931-10-11 7214 Los Angeles Topanga Canyon. Santa Monica Mts. Comment
  LA201929  Artemisia dracunculus Arthur C. Gibson; 2003-8-24 4921 Los Angeles 188 Comment
  LA32096  Artemisia dracunculus Peter H. Raven; Henry J. Thompson 1959-9-27 14512 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  UCR258611  Artemisia dracunculus R. G. Swinney 2010-6-23 13319 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
  CAS-BOT-BC93863  Artemisia dracunculus J. Ewan 1931-9-7 5176 Los Angeles San Bernardino Mts., near Hawes Ranch, Horsethief Canyon. Comment
  UC1119364  Artemisia dracunculus A. D. Gifford 1935-4-2 553 Los Angeles 7 mi nne Redrock Mtn.; Tejon Quadrangle, Oakgrove Quadrangle 1066 Comment
  SEINET3398531  Artemisia nesiotica E. D. McArthur 2006-1 3090 Los Angeles San Clemente Island Comment
  RSA730177  Artemisia tridentata R. G. Swinney 1998-9-4 6895 Los Angeles San Gabriel Mtns.; dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi east of Hwy 2 on 3N06 2241 Comment
  UCR210513  Arundo donax R. G. Swinney 2008-11-30 9886 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  UC22956  Asclepias californica J. Burtt Davy May 9 1896-May 24 1896 2565 Los Angeles West Palmdale Antelope Valley Comment
  UC450839  Asclepias californica Fay A. MacFadden 1931-4-22 2650 Los Angeles San Franscito Canyon Comment
  POM247138  Asclepias eriocarpa Victor Duran 1933-7-25 3532 Los Angeles San Gabriel Mtns: Buckhorn. 1981 Comment
  CAS-BOT-BC68855  Aspidotis californica Ernest Braunton 1902-6-4 419 Los Angeles Griffith Park Comment
  CAS-BOT-BC180498  Astragalus brauntonii G. P. Rixford 1928-5-20 s.n. Los Angeles Monrovia Comment
  UCR163442  Astragalus didymocarpus B. G. Pitzer 1998-5-23 3725 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto, 12.8 mi (air) west of the San Bernardino Co. line, 240th St. East, c. 3.6 mi. north of junction with El Mirage Rd (Ave. 'P') & c. 2.9 mi. south of Avenue 'J 866 Comment
  UCR124425  Astragalus douglasii B. C. Templeton 1932-5-31 4845 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR213963  Astragalus douglasii var. douglasii Dave Silverman, Cindy Hopkins 2007-4-24 6743 Los Angeles Tejon Ranch, 450 m NW of Oso Pump Plant-CA Aqueduct, 2.2 km SE of National Cement, 800 m S of the county line, E of plant access road 962 Comment
  SBBG22647  Astragalus gambelianus S. A. Junak with M. L. Hoefs, K. Kirkland, L. Stratton 1998-5-2 SCa 637 Los Angeles S of rd to East Pk, on ridge SW of Pk 1245, ca. 0.9 air mi WNW of East Pk 256 Comment
  UCR108647  Astragalus gambelianus L. C. Wheeler 1968-4-13 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, ridge south of mouth of Big Dalton Canyon 495 Comment
  SD111579  Astragalus lentiginosus var. antonius Wayne P. Armstrong 1982-7-18 Los Angeles Blue Ridge Road southwest of Wrightwood, near Guffy Campground. 2440 Comment
  UC1929457  Astragalus miguelensis Mark Elvin, Orlando Mistretta 1996-3-24 120 Los Angeles Channel Islands; San Clemente Island: W On dunes. Comment
  SDSU7610  Astragalus nevinii R. M. Beauchamp 1967-1-28 130 Los Angeles San Clemente Island. Comment
  SBBG38921  Astragalus trichopodus var. lonchus E. R. Blakley 1963-4-7 5520 Los Angeles Middle Ranch Cyn, ca. 1 mi above Middle Ranch 228 Comment
  UC56523  Astragalus trichopodus var. lonchus Ernest Braunton 1902-5-25 425 Los Angeles Redondo Comment
  UC729813  Astragalus trichopodus var. lonchus Carl B. Wolf 1932-5-10 3528 Los Angeles Summit of the Equestrian Trail back Avalon (Santa Catalina Island); , back of Avalon 304 Comment
  SBBG128376  Astragalus trichopodus var. lonchus M. L. Hoefs 1991-3-19 1003 Los Angeles Airport Rd 463 Comment
  SEINET3142986  Astragalus trichopodus var. lonchus L. S. Rose 1940-3-15 40123 Los Angeles Point Fermin 91 Comment
  CAS-BOT-BC199097  Astragalus trichopodus var. phoxus Alice Eastwood 1906-6-5 249 Los Angeles Roscoe, country adjacent to Los Angeles Comment
  POM293740  Astragalus trichopodus var. phoxus Lyman Benson 1953-5-17 15118 Los Angeles Oak Flats Guard Station, 1 mile north of second summit north of Castaic. 822 Comment
  CAS-BOT-BC199082  Astragalus trichopodus var. phoxus Peter H. Raven; Henry J. Thompson 1959-5-5 14158 Los Angeles Malibu Canyon 3.0 miles south of Tapia Park - Santa Monica Mountains 91 Comment
  POM9532  Astragalus trichopodus var. phoxus P. A. Munz, R. D. Harwood 1920-5-17 3994 Los Angeles Topango Canon [now Topanga Canyon], Santa Monica Mountains. 213 Comment
  UCR261127  Athysanus pusillus R. G. Swinney 2010-2-27 11729 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
  RSA452453  Atriplex Anstruther Davidson s.n. Los Angeles San Gabriel Mountains. Comment
  RSA4811  Atriplex James Snow s.n. Los Angeles Plants of the Bryant Ranch, near Long Beach. South West 1/4 section 27, Township 4S, Range 12 W, Station #1, Plant #1 Comment
  CAS-BOT-BC170020  Atriplex confertifolia Eugene Wells 1909-11-27 s.n. Los Angeles Lancaster Comment
  SBBG31064  Atriplex coulteri R. F. Thorne with P. C. Everett 1965-5-11 34645 Los Angeles rd from Rancho Escondido above Cottonwood Dam in Cottonwood Cyn 106 Comment
  CAS-BOT-BC170109  Atriplex lentiformis I. Johnston 1917-6-10 1900 Los Angeles Playa del Rey Comment
  CAS-BOT-BC170119  Atriplex lentiformis Dr. H. E. Hasse 1889-8-1 s.n. Los Angeles Santa Monica Comment
  CATA2961  Atriplex lentiformis Amy Catalano 2016-1-12 002 Los Angeles Santa Catalina Island: Just inside and to the right of the gate to the Laura Stein Volunteer Camp, about 2 meters from the road to the camp 371 Comment
  RSA177734  Atriplex leucophylla R. F. Thorne, P. Everett 1965-5-11 s.n. Los Angeles Santa Catalina Island. N side of N cove of Little Harbor. 5 Comment
  POM653  Atriplex microcarpa L. R. Abrams 1903-3-14 3137 Los Angeles San Pedro Hills, near Rocky Point. Comment
  SD67593  Atriplex nummularia Carl B. Wolf 1934-6-9 5740 Los Angeles Coastal bluffs at Playa del Rey. Comment
  UCR131414  Atriplex semibaccata Alison Lipman 1998-7-3 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Hills, Friendship Park, San Pedro 221 Comment
  RSA534138  Atriplex semibaccata T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5064 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  RSA703832  Atriplex serenana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25489 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley. 300 Comment
  CAS-BOT-BC176743  Atriplex serenana var. serenana Alice Eastwood 1906-6-2 s.n. Los Angeles San Pedro Comment
  IRVC28600  Atriplex serenana var. serenana A. C. Sanders, Mark Elvin 2002-6-19 25203 Los Angeles Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 282 Comment
  SBBG130572  Atriplex suberecta S. A. Junak 2000-10-13 SCa 1416 Los Angeles NW end of upper Buffalo Corral Reservoir 201 Comment
  SD69602  Atriplex triangularis Robert F. Thorne, P. Everett 1965-6-24 35044 Los Angeles Santa Catalina Island; flat area behind sandy beach at Shark Harbor, west side of island. 7 Comment
  RSA587251  Avena barbata Orlando Mistretta 1994-5-13 1199 Los Angeles San Gabriel Mts; Little Rock Creek; slopes E of creek opposite confluence with Kitter Canyon 1067 Comment
  RSA599112  Avena fatua V. W. Steinmann 1996-3-30 815 Los Angeles Pomona, Elephant Hill. 300 Comment
  UCR103755  Avena fatua David Charlton 1989-4-30 2936 Los Angeles San Gabriel Mtns., Angeles Crest Highway near Angeles Crest Station, southern boundary of the Angeles National Forest. 762 Comment
  RSA612741  Azolla filiculoides Louis Cutter Wheeler 1932-10-21 1411 Los Angeles Los Angeles River at Los Feliz Blvd. 121 Comment
  SD107893  Azolla filiculoides Robert F. Thorne, D. Propst & M. Hoefs 1974-9-12 45109 Los Angeles Santa Catalina Island, Cottonwood Canyon below Rancho Escondido, in thick mat in stream and reservoir 105 Comment
  UCR123364  Baccharis glutinosa A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25486 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley 300 Comment
  UC30358  Baccharis glutinosa Prof. Brewer 1860-12-1 23 Los Angeles Los Angeles (near Camp 1) Comment
  POM350400  Baccharis pilularis F. R. Fosberg 1931-7-11 7203 Los Angeles Ridge Route near Tumble Inn,, Western Sierra Madre Mts. 1100 Comment
  RSA599024  Baccharis pilularis L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  UC557665  Baccharis pilularis Nell Murbarger 1936-4-1 156 Los Angeles San Clemente Island 274 Comment
  UCR217691  Baccharis pilularis A. C. Sanders, Dan S. Cooper 2010-8-5 38560 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  CAS-BOT-BC106753  Baccharis salicifolia June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Pebbly Beach Comment
  POM350358  Baccharis salicifolia M. B. Dunkle 1938-3-20 5258 Los Angeles Rolling hills, Palos Verdes Hills, Los Angeles. Comment
  UCR259100  Baccharis salicifolia Mitch Provance, Callen Huff 2009-4-29 10687 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
  UC893726  Baccharis salicifolia subsp. salicifolia Marcus E. Jones, A. M. 1882-2-25 3021 Los Angeles Pasadena Comment
  RSA713823  Baccharis sarothroides Mark Elvin 2003-6-12 2947 Los Angeles Santa Clarita Valley: Newhall Ranch, S of Magic Mountain Amusement Park, W of The Old Road. 366 Comment
  UC468898  Bidens frondosa A. Davidson, M. D. 1917-9-1 3271 Los Angeles Alvarado Street Comment
  UCR282207  Bloomeria crocea Gary Hans 2010-5-9 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Forest Lawn, near Griffith Park 242 Comment
  SEINET10833750  Bloomeria crocea F. R. Fosberg 1931-10-4 Fosberg S 4554 Los Angeles Avalon Canyon, Santa Catalina Island. Flat open space. Upper Sonoran Zone. 130 Comment
  RSA367317  Bloomeria crocea var. crocea Anonymous 1930-5-27 1465 Los Angeles Mulholland Drive. 300 Comment
  RSA367445  Bloomeria crocea var. crocea Albert J. Perkins 1916-5-3 s.n. Los Angeles Lower end of Mt. Wilson Trail Comment
  CAS-BOT-BC15863  Boechera arcuata John Thomas Howell 1930-5-18 5171 Los Angeles San Gabriel Mountains. Pacoima Canyon. Comment
  RSA0128749  Boechera californica Scott D. White, Justin M. Wood 2009-5-6 12650 -A Los Angeles San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  RSA0129466  Boechera pulchra A. C. Sanders, D. Malueg 1998-6-22 22045 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCSB2227  Boechera pulchra Kamb, Peter 1948-5-6 Los Angeles Lower Sonoran Zone; desert foothills of the San Gabriel Mts.; above Little Rock 975 Comment
  CAS-BOT-BC14584  Boechera pulchra W. R. Dudley; F. H. Lamb 1896-6-5 s.n. Los Angeles Liebre Mountains. Edge of Antelope Valley near Fairmont. Comment
  JEPS85801  Boechera sparsiflora Roy E. Buck 1989-6-23 1347 Los Angeles ca 0.1 air km nnw Icy Springs (26 air km nnw of Glendora, just e of ruins of old stone house, lowermost ne-facing slope of canyon of upper Big Rock Creek); San Gabriel Mountains, Big Rock Creek 1737 Comment
  CATA1892  Bolboschoenus maritimus subsp. paludosus Denise Knapp 2006-8-23 Los Angeles Santa Catalina Island: Cherry Valley 0 Comment
  UC76929  Bothriochloa barbinodis Geo. B. Grant Jun 1902 41 Los Angeles Pasadena Comment
  RSA452000  Bowlesia incana L. C. Wheeler 1931-3-3 s.n. Los Angeles San Dimas: Puddingstone Dam, San Jose Hills. 305 Comment
  SBBG34509  Bowlesia incana S. A. Junak with K. Kirkland 1998-6-11 SCa 708 Los Angeles lower portion of small cyn just SE of Frog Rock 15 Comment
  SDSU2287  Bowlesia incana R. M. Beauchamp 1967-3-18 273 Los Angeles On slopes of canyon below Lemon Tank, San Clemente Island. Comment
  UC1930206  Boykinia rotundifolia Mark Elvin, Anne Marie Ruff 1996-8-1 298 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. 1.8 mi from gate. South side. Comment
  RSA177666  Brachypodium distachyon R. F. Thorne, Percy C. Everett 1965-5-11 34532 Los Angeles Santa Catalina Island: E side of Catalina Harbor 46 Comment
  RSA0042797  Brassica campestris Harold L. Pirie 1963-4-27 s.n. Los Angeles Near Jopham entrance of L.A. Pierce College, Woodland Hills. 243 Comment
  SEINET10481263  Brassica campestris David B. Dunn 1941-2-22 Dunn 687 Los Angeles Two blocks s of santa monica blvd on westwood blvd. Comment
  RSA482926  Brassica rapa Robert M. Perkins 1935-3-20 s.n. Los Angeles Los Angeles. Comment
  CHSC99227  Brickellia californica John Dittes 2006-11-3 1427 Los Angeles Western Transverse Ranges; San Gabriel Mtns; Big Tujunga Cyn; ca. 2.7 air-miles S of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. Highschool; rocky edge of flooplain of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  HSC79905  Brickellia californica James Henrickson 1972-11-2 8097 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  LA200174  Brickellia californica Michael Neuman; November 1973 7 Los Angeles Santa Monica Mountains, Hollyhock Canyon, tributary to Mandeville Canyon 374 Comment
  RSA638236  Brickellia californica L. C. Wheeler 1967-9-4 10649 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  CAS-BOT-BC106134  Brickellia nevinii Geo. L. Moxley 1917-9-3 627 Los Angeles Eaton Canyon [Canon], San Gabriel Mountains 900 Comment
  CAS-BOT-BC106138  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-31 14723 Los Angeles Santa Monica Mountains - Mandeville Canyon 5.8 miles north of Sunset Boulevard 365 Comment
  LA88582  Brickellia nevinii O. H. Kappler; 1943-9-11 539 Los Angeles 152 Comment
  UCR127375  Brickellia nevinii A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25578 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  RSA127973  Brickellia nevinii Peter H. Raven 1959-10-25 14703 Los Angeles Mulholland Highway 4.4 miles north-east of Coast Highway. 244 Comment
Read comments
Jan 16 2015
  RSA0085064  Brodiaea filifolia Robert Kessler 1892-05 3418 Los Angeles Foothills N. of Glendora, Los Angeles. Comment
  UC1375344  Brodiaea terrestris subsp. kernensis Gary D. Cromwell and David Wheat 1971-5-23 690 Los Angeles 2 mi ne Glendora (ne slope above lower canyon); Angeles National Forest, San Gabriel Mts., Mystic Canyon 548 Comment
  RSA134850  Bromus arizonicus P. H. Raven, H. J. Thompson 1960-4-12 15019 Los Angeles Sepulveda Canyon. 244 Comment
  CAS-BOT-BC149408  Bromus berteroanus Geo. B. Grant 1905-4-15 s.n. Los Angeles Pasadena. Comment
  RSA199174  Bromus carinatus R. F. Thorne, D. Propst 1968-5-29 37692 Los Angeles Santa Catalina Island: upper Cape Canyon below reservoir 305 Comment
  RSA603768  Bromus catharticus L. C. Wheeler 1936-4-10 4085 Los Angeles 2 miles NE La Verne. 381 Comment
  RSA0058248  Bromus diandrus Richard G. Swinney 2010-4-20 12278 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA0120155  Bromus diandrus R. G. Swinney 2014-5-27 16671 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  RSA363857  Bromus grandis Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon, [San Gabriel Mountains] 518 Comment
  RSA660259  Bromus grandis Orlando Mistretta, Peter L. Morrell 1992-6-4 507 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  UC1870330  Bromus grandis LeRoy Gross, Valerie Soza 2001-6-6 430 Los Angeles [Transverse Ranges; Verdugo Mountains region]; Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 671 Comment
  CATA1055  Bromus hordeaceus Mark L. Hoefs 1995-5-10 1988 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  POM20731  Bromus hordeaceus P. A. Munz 1923-4-9 6654 Los Angeles Wilson's Cove, San Clemente Island. Comment
  RSA716913  Bromus inermis subsp. inermis LeRoy Gross, Bruce Campbell 2006-6-29 2545 Los Angeles Forest Service Road Surveys: Blue Ridge Road (3N06), and Road (3N39). From near 34.33199N, 117.65379W top of Paririe Fork, east of Lupine Campground walk back to Angeles Crest Highway (2). Comment
  UCR189887  Bromus japonicus R. G. Swinney 1998-7-27 6505 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  RSA0112842  Bromus madritensis Steven A. Junak 1999-5-21 SCa- 964 Los Angeles Santa Catalina Island. At ridge just E of KBRt Radio Station, along S side of Airport Road, plants stop, on E side of KBRT Valley. 445 Comment
  UCR99506  Bromus madritensis subsp. madritensis Steve Boyd, Lauren Raz 1997-5-6 9714 Los Angeles Liebre Mountains, San Francisquito Canyon, W side of canyon at E edge of Red Mtn ridge system, just north of confluence with Bee Canyon and 1.5 road mi. south of the Clearwater Canyon Truck Trail (6N24). 732 Comment
  LA13817  Bromus madritensis subsp. rubens Harlan Lewis; 1941-3-19 Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  RSA177678  Bromus rubens R. F. Thorne, Percy C. Everett 1965-5-10 34454 Los Angeles Near Echo Lake, Santa Catalina Island 412 Comment
  SBBG13307  Bromus rubens M. A. Piehl 1962-6-9 62363 Los Angeles Thirst 597 Comment
  UCR130828  Bromus rubens David Charlton 1989-4-21 2897 Los Angeles Mojave Desert (W): Antelope Valley, Ave. 'B' between 120th and 140th St. East, just south of Edwards Air Force Base. 701 Comment
  UCR186799  Bromus rubens Gary Kovnat, LeRoy Gross 2003-2-2 12 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south west corner of meadow Comment
  UCR271804  Bromus rubens R. G. Swinney 2010-3-24 12056 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA617483  Bromus sterilis Scott D. White, Sandy Leatherman 1998-5-22 6566 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. 427 Comment
  SD227694  Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mts, just W of San Gabriel MSts. Sunshine Canyon(name not shown on topo); W of San Fernando Rd. and I-5 Fwy, just SW of interchange w/SR 14 Fwy. Shine Canyon Landfill property, site proposed for landfill expansion 456 Comment
  RSA710802  Bromus tectorum LeRoy Gross 2005-5-3 2248 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. 1085 Comment
  UCSB49805  Bromus tectorum Black, Nan 1968-5-10 Los Angeles 25 yds S of Escondido Canyon Rd, 0.3 mi S of jct with State Highway 14 914 Comment
  CDA5376  Buddleja saligna T. C. Fuller 1965-4-26 13379 Los Angeles Adjacent to power sub-station, east side of Rambla Pacifico Road, Santa Monica Mountains, 0.3 mile north of Malibu Sea Lion, Malibu. 0 Comment
  CAS-BOT-BC36965  Cakile maritima var. maritima Steven A. Junak 1996-5-31 SCI- 563 Los Angeles San Clemente Island. North end of island, behind (junt inland from) West Cove. 6 Comment
  UC1922752  Calandrinia breweri Valerie L. Soza, Laura Moore 2000-5-10 870 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
  UCR186957  Calandrinia ciliata A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31952 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  RSA724616  Calandrinia ciliata K. Dobry 1990-3-25 225 Los Angeles Simi Hills at Dayton Canyon Comment
  SBBG112784  Calandrinia menziesii S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-5 SCa 535 Los Angeles just E of Haypress Reservoir on S side of main rd 402 Comment
  UCR88696  Calochortus Scott D. White 1995-10-19 3700 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  UC3361  Calochortus albus Harley P. Chandler 1897-5-24 Los Angeles Fulkerson's Ranch Claremont Comment
  HSC15347  Calochortus catalinae David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  LA22345  Calochortus catalinae Mary Reynolds; 1937-4-29 152 Los Angeles Highland Park Comment
  POM6999  Calochortus catalinae Philip A. Munz, L. T. Street, G. Williams 1919-4-19 2486 Los Angeles Lone Hill, San Dimas Comment
  CAS-BOT-BC132336  Calochortus clavatus Tim Ross; Steve Boyd 1993-5-23 7249 a Los Angeles Lower, easterly ridge of Red Mtn, ca 700-840 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  RSA0114766  Calochortus clavatus var. gracilis Anuja Parikh, Nathan Gale 2003-4-19 1741 Los Angeles WTR, N of Santa Clara River, 1 km E of intersection of Bouquet Canyon Road and Newhall Ranch Road. 405 Comment
  CHSC5080  Calochortus invenustus M. MacAurther 1967-6-24 55 Los Angeles 0.7 mi. from turn off on Angeles Crest Hwy. To lower Chilao keeping always to right - - left side of road, Angeles National Forest. 1584 Comment
  RSA752581  Calochortus plummerae Justin M. Wood 2009-6-8 861 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  LA51409  Calochortus splendens Henry J. Thompson; 1960-6-7 3074 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UCR280506  Calochortus splendens R. G. Swinney 2014-5-13 16496 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
  UC1794949  Calystegia longipes R. K. Brummitt and S. D. Boyd 1998-5-25 20031 Los Angeles 14 km N of Castaic, N side side of Warm Springs Mountain 1035 Comment
  UCR131528  Calystegia macrostegia Steve Heyn 2001-4-24 01 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rancho Palos Verdes, west slope of Crenshaw Canyon just south of Palos Verdes Drive North 30 Comment
  CAS-BOT-BC215762  Calystegia macrostegia subsp. arida P. A. Munz 1918-5-16 2241 Los Angeles Claremont Comment
  POM155652  Calystegia macrostegia subsp. intermedia D. Meadows 1928-1-7 317 Los Angeles Ridge above high school. Avalon, Santa Catalina Island. Comment
  RSA394871  Calystegia macrostegia subsp. intermedia Edwin Kline 1926-5-31 s.n. Los Angeles Coast Range, Los Angeles. Comment
  RSA653736  Calystegia macrostegia subsp. intermedia Valerie L. Soza, Laura Moore 2000-5-10 856 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines to peak ''1936''. 579 Comment
  RSA652863  Calystegia macrostegia subsp. macrostegia Ron Martinolich 1991-5-14 75 Los Angeles Los Angeles, Mulholland Drive, 1.4 miles west of intersection with Encino Hills Drive, south past locked gate on dirt road, 0.3 mile. Comment
  SD107808  Calystegia macrostegia subsp. macrostegia Larry DeBuhr, Gary Wallace 1972-9-2 694 Los Angeles San Clemente Island; below barracks area in small canyon at Wilson Cove. Comment
  UC1595268  Calystegia occidentalis subsp. fulcrata Tim Ross 1992-7-16 6690 Los Angeles near summit Mt. Gleason just e Military Reservation (San Gabriel Mountains); , nr summit Mt. Gleason 1901 Comment
  SEINET7126131  Calystegia soldanella E. Braunton 1902-5-25 279 Los Angeles Hermosa Beach Comment
  UCR270018  Camissonia R. G. Swinney 2010-3-24 12053 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA249920  Camissonia bistorta Joseph A. Ewan 1933-6-29 10812 Los Angeles Playa Del Rey, Ballona Marshes Comment
  RSA654037  Camissonia californica Valerie L. Soza, Laura Moore 2000-5-10 850 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines, W of peak ''1936''. 564 Comment
  RSA252889  Camissonia campestris subsp. campestris Robert F. Thorne 1973-5-11 43562 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  RSA551278  Camissonia campestris subsp. campestris Unspecified s.n. Los Angeles Santa Monica Mountains Comment
  RSA570282  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4958 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  SBBG60384  Camissonia campestris subsp. campestris R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UCR270048  Camissonia campestris subsp. campestris R. G. Swinney 2011-4-20 14432 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  RSA584289  Camissonia confusa Tim S. Ross, Orlando Mistretta 1993-5-27 7344 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 686 Comment
  UCR79375  Camissonia confusa Steve Boyd, Orlando Mistretta 1993-5-18 8149 Los Angeles W San Gabriel Mtns, N of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Upper Sombrero Canyon, just below western end of Sombrero Road (36N4) 915 Comment
  SBBG60463  Camissonia contorta M. N. Ackley -Apr-1926 758 Los Angeles Eagle Rock 182 Comment
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Jun 24 2020
  RSA600032  Camissonia graciliflora Steve Boyd, Lauren Raz 1997-3-25 9252 Los Angeles Liebre Mountains region, extreme NW corner of the range in Peace Valley, small side canyon just east of Interstate 5 off Copco Road. 951 Comment
  RSA748330  Camissonia hirtella Justin M. Wood 2009-6-1 781 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  RSA777208  Camissonia hirtella Orlando Mistretta, Christine Mistretta 2010-5-19 5125 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA598087  Camissonia intermedia Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3784 Los Angeles Vicinity of Crystal Lake 1677 Comment
  RSA0118853  Camissonia kernensis subsp. gilmanii A. C. Sanders 2007-4-25 33586 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  RSA612280  Camissonia micrantha Louis C. Wheeler 1934-4-22 2536 Los Angeles W side 'Big Santa Anita Canyon, San Gabriel Mts. 488 Comment
  UCR205549  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 116 Comment
  RSA772167  Camissonia pallida R. G. Swinney 2009-5-12 10745 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg.) of Littlerock. 1061 Comment
  UCSB33972  Camissoniopsis bistorta Swanson, D. 1978-4-30 Los Angeles Shields Canyon 7 mi. north of Glendale in San Gabriel Mtns 609 Comment
  SDSU3370  Camissoniopsis confusa H. Wedberg 1958-4-12 578 Los Angeles At north-east end of tunnel on Solemint-Acton road. Comment
  SBBG13083  Camissoniopsis guadalupensis subsp. clementina E. R. Blakley 1962-6-10 5254 Los Angeles large beach dunes near Wall 2 9 Comment
  SBBG61443  Camissoniopsis hirtella R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  RSA66295  Canbya candida F. W. Peirson 1926-4-26 6660 Los Angeles about 6 miles west of Rock Creek, Comment
  UC9909  Canbya candida Dr. A. Davidson May 1895 Los Angeles Mohave Desert Comment
  RSA719927  Capsella bursa-pastoris R. G. Swinney 1998-2-16 5900 Los Angeles mouth of San Gabriel River about 100-350 m north of Foothill Blvd. east bank. 183 Comment
  UCR125427  Capsella bursa-pastoris A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25712 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  SBBG114016  Cardamine oligosperma L. C. Wheeler 1932-3-20 506 Los Angeles San Dimas Cyn 518 Comment
  RSA127774  Cardionema ramosissimum Peter H. Raven, Henry J. Thompson 1959-6-4 14338 Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA441720  Cardionema ramosissimum Anstruther Davidson 1916-6-1 s.n. Los Angeles Santa Monica Mountains. Comment
  SD41315  Cardionema ramosissimum Edith A. Purer 1931-4-23 2006 Los Angeles El Segundo. Comment
  UCR182702  Carex R. G. Swinney 1997-8-6 5768 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
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Sep 12 2018
  JEPS45918  Carex alma Louis C. Wheeler 1933-7-4 1897 Los Angeles San Dimas Canyon San Gabriel Mts., San Dimas Canyon 533 Comment
  RSA733745  Carex alma R. G. Swinney 1999-8-14 7621 Los Angeles San Gabriel Mtns.: Upper Fish Fork San Gabriel River, c. 0.9 air mi. east of Upper Fish Fork Campground, 1.4 air mi WSW of Dawson Peak 2146 Comment
  UCR150589  Carex alma L. C. Wheeler 1966-10-1 8933 Los Angeles San Gabriel Mtns., Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  RSA364613  Carex barbarae L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  SEINET10823026  Carex barbarae Hermann E. Hasse Hasse s.n. Los Angeles Marshes. Comment
  SEINET6191030 Image available Carex diandra Unknown 1904-5-24 138 a Los Angeles Pasadena Comment
  RSA229058  Carex douglasii Robert F. Thorne 1971-6-30 40789 Los Angeles San Gabriel Mountains. 1554 Comment
  POM21250  Carex hassei Phillip A. Munz 1923-5-25 6808 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  UC212035  Carex pellita I. Johnston 1917-5-13 Los Angeles ditch along R.R., El Monte El Monte 83 Comment
  CAS-BOT-BC118415  Carex praegracilis LeRoy Abrams 1901-4-8 1439 Los Angeles Los Angeles River. Comment
  RSA750214  Carex praegracilis R. G. Swinney 2005-7-21 8314 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  CAS-BOT-BC118405  Carex praegracilis Alfred James McClatchie 1895-5-1 903 Los Angeles Moist soil in canyon south of Pasadena Comment
  UCR265487  Carex senta Dan S. Cooper 2015-4-29 2015- 37 Los Angeles Western Transverse Range; Santa Monica Mountains, Monte Nido, Cold Creek at end of Pony Cross Rd. 159 Comment
  RSA529916  Carex subfusca Timothy S. Ross 1991-8-16 5837 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  SEINET12282853  Carissa grandiflora J. F. Bright, Wyman, C. 1931-1 5715 Los Angeles Hollywood Comment
  RSA402586  Carpobrotus chilensis Jack Rempel 1932-3-20 s.n. Los Angeles El Segundo. Comment
  LA94900  Castilleja affinis subsp. affinis K. Larson; J. Neel 1950-4-2 33 Los Angeles 548 Comment
  JEPS3783  Castilleja applegatei subsp. martinii I. W. Clokey and E. G. Anderson 1935-5-9 6899 Los Angeles San Dimas Canyon Comment
  RSA650909  Castilleja applegatei subsp. martinii C. A. Schideler 1981-4-26 32 Los Angeles Angeles Nat. Forest, San Gabriel Mtns., N. end of Hwy. 39 - San Gabriel Canyon Rd., end of East [Fork] at fire station. 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
  RSA133388  Castilleja applegatei subsp. martinii Peter H. Raven 1959-5-3 14084 Los Angeles Santa Monica Mountains: Franklin Canyon 0.1 mile south of Mulholland Drive. 351 Comment
  SBBG40701  Castilleja exserta R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -190 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  UCR126591  Castilleja exserta A. C. Sanders 2003-4-17 26069 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  SBBG50972  Castilleja exserta J. Doty 1969-4-19 626 Los Angeles E side of Bouquet Cyn Rd, 6.9 mi N of jct with Francisquito Cyn Rd 487 Comment
  SBBG68629  Castilleja exserta subsp. exserta R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  UC1229772  Castilleja exserta subsp. venusta Isabelle Tavares 1962-5-27 Los Angeles near Palmdale-Victorville road intersection with Highway 138 Comment
  RSA400540  Castilleja foliolosa R. M. Beauchamp 1967-3-20 349 Los Angeles Santa Catalina Island, above Abalone Point, south of Avalon Comment
  RSA428381B  Castilleja grisea F. H. Elmore 1939-2-18 384 Los Angeles San Clemente Island. Comment
  UCR149885  Castilleja miniata R. G. Swinney 1999-6-18 7326 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  UCR277174  Castilleja miniata R. G. Swinney 2010-9-30 13950 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
  SFV16497  Castilleja miniata K. Tajbakhsh 1996-4-13 15 Los Angeles California Channel Islands Santa Catalina Island. Fisherman's Bay. 500 m outside of USC Marine Research Station. On north facing slope high from roadside. Comment
  RSA250486  Castilleja miniata subsp. miniata Robert F. Thorne, John Dourley 1967-10-10 37354 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  RSA595580  Castilleja minor subsp. spiralis Lauren Raz, Steve D. Boyd 1996-10-23 45 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 610 Comment
  UCR273648  Castilleja minor subsp. spiralis R. G. Swinney 2011-6-1 14950 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  SBBG127011  Castilleja subinclusa subsp. subinclusa A. Parikh, N. Gale 2011-6-8 3426 Los Angeles Portal Ridge, 1.5 km W of Godde Hill Rd, 1.1 km S of California Aqueduct 1100 Comment
  RSA225912  Caulanthus amplexicaulis var. amplexicaulis R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41084 Los Angeles West Baldy Peak on ridge running E toward Old Baldy (Mt. San Antonio) 2743 Comment
  RSA428426  Caulanthus cooperi Grinnell 1921-4-3 15733 Los Angeles Santa Monica Mts, Pacoima Canyon Comment
  CAS-BOT-BC41135  Caulanthus heterophyllus George Loucks Moxley 1914-1-1 s.n. Los Angeles Annandale. 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
  SEINET5342470  Caulanthus lasiophyllus H. M. Hall 3740 Los Angeles Eagle Rock, near Los Angeles. Comment
  UCSB12449  Caulanthus lasiophyllus Haines, Lee 1962-4-3 Los Angeles Mulholland Drive, 1 mile west of Toganga Boulevard; Santa Monica Mountains 365 Comment
  UCR146452  Caulanthus major var. major Orlando Mistretta 1993-6-28 902 Los Angeles San Gabriel Mountains, Angeles National Forest. Table Mountain; Sunrise ski area 2226 Comment
  RSA261699  Ceanothus arboreus Brandegee 1889-05 s.n. Los Angeles Santa Catalina Island Comment
  SBBG130581  Ceanothus arboreus S. A. Junak 2000-3-31 SCa 1148 Los Angeles above rd to White's Landing, ca. 0.3 mi from intersection with Airport Rd, just downslope from Airport Rd 411 Comment
  CAS-BOT-BC48730  Ceanothus crassifolius L. E. Cox 1908-3-31 s.n. Los Angeles Lower slopes of Mt. Wilson 609 Comment
  CAS-BOT-BC48731  Ceanothus crassifolius Le Roy Abrams 1901-4-13 1503 Los Angeles Wilson's Trail Comment
  CAS-BOT-BC48738  Ceanothus crassifolius Vernon Bailey 1907-10-29 s.n. Los Angeles Fernando Comment
  UCR204891  Ceanothus crassifolius R. G. Swinney 2008-3-31 8592 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  LA30362  Ceanothus crassifolius Mary V. Hood; 1941-2-9 41- 10 k* Los Angeles Base of Angelus Crest Hwy Comment
  UC870606  Ceanothus cuneatus var. cuneatus I. W. Clokey and B. C. Templeton 1930-4-8 4698 Los Angeles San Francisquito Canyon 800 Comment
  RSA398582  Ceanothus cyaneus L. E. Hoffman 1934-4-21 s.n. Los Angeles Bird Santucary, Griffith Park. Comment
  UC1070654  Ceanothus greggii var. vestitus H. A. Jensen 1933-5-18 3000 Los Angeles Arrastre Canyon 1219 Comment
  CAS-BOT-BC50155  Ceanothus integerrimus Alice Eastwood 1919-6-20 9013 Los Angeles Mt. Wilson Comment
  RSA587287  Ceanothus integerrimus Tim S. Ross, S. D. Boyd 1990-5-17 2550 Los Angeles NorthFork Mill Creek: along Forest Service Road 3N27, 8.7 road miles N of Big Tujunga Canyon Rd. ca. 470m N of Plane Triagulation Point (4240 ft. ) 1287 Comment
  SFV17600  Ceanothus integerrimus J. N. Hogue 1998-7-2 116 .14 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  CAS-BOT-BC50557  Ceanothus leucodermis George B. Grant; Walter Wheeler 1904-5-17 145 a Los Angeles Mt. Wilson 1828 Comment
  POM250329  Ceanothus leucodermis I. W. Clokey, E. G. Anderson 1931-3-11 5340 Los Angeles San Gabriel Mountains, San Gabriel Canyon 900 Comment
  RSA279055  Ceanothus leucodermis Robert F. Thorne 1971-4-23 41463 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon. 610 Comment
  LA52217  Ceanothus megacarpus Robert Fowler; 1935-2-8 4544 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  POM8740  Ceanothus megacarpus P. A. Munz, R. D. Harwood 1920-5-15 3959 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  NY43794  Ceanothus megacarpus subsp. insularis J. B. Walker 1995-12-3 1809 Los Angeles Santa Catalina Island, on Airport Rd, just N of Black Jack Cutoff 120 Comment
  RSA161090  Ceanothus megacarpus var. insularis Peter H. Raven 1962-5-20 17783 Los Angeles Santa Catalina Island, Airport Road on main ridge about 1.5 miles west of Middle Ranch turn-off. Comment
  SBBG31299  Ceanothus megacarpus var. insularis R. F. Thorne with P. C. Everett 1965-5-10 Los Angeles near Catalina Airstrip 457 Comment
  SBBG31407  Ceanothus megacarpus var. insularis R. F. Thorne, R. Rollins, D. Probst, R. Carolin 1967-3-18 Los Angeles Salta Verde, ca. N of Salta Verde Pt 365 Comment
  SD90319  Ceanothus megacarpus var. insularis Robert F. Thorne 1970-3-5 39365 Los Angeles Santa Catalina Island; N slope of Blackjack Mt 456 Comment
  CAS-BOT-BC50492  Ceanothus oliganthus John Thomas Howell 1930-5-18 5173 Los Angeles Pacoima Canyon, San Gabriel Mountains Comment
  CAS-BOT-BC50499  Ceanothus oliganthus Peter H. Raven; Robert F. Thorne 1964-5-7 19015 Los Angeles Saddle rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  RSA550403  Ceanothus oliganthus var. oliganthus Tim S. Ross, Peter Fritsch 1990-6-20 3596 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA652100  Ceanothus oliganthus var. oliganthus Shlomo Gat 1959-4-9 20 Los Angeles Padua hill. Comment
  SBBG119456  Ceanothus oliganthus var. oliganthus A. C. Sanders with M. A. Elvin 2003-6-18 26945 Los Angeles NW of head of Sulphur Cyn 1037 Comment
  LA25934  Ceanothus spinosus Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  SD187487  Celtis australis R. E. Riefner Jr. 2006-7-18 06 304 Los Angeles City of Pasadena, San Rafael Hills, canyon in vicinity of Candeo Pl. and Wierfield Dr. 320 Comment
  RSA653765  Centaurea melitensis J. Bogdanoff-Lord 1989-5-21 23 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  UCR95171  Centaurea solstitialis Steve Boyd, M. Elvin, V. Jotikasthira 1996-6-25 8867 Los Angeles Liebre Mtns, along the Ridge Route west of Castaic Cyn, 1.3 mi. north of the jct w/ Templin Hwy. 854 Comment
  POM199528  Centaurium venustum I. W. Clokey, Bonnie C. Templeton 1929-07 4574 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA658531  Centranthus ruber Diane Elliott 1985-5-10 28 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UC68886  Centromadia parryi subsp. australis H. M. Hall 1905-7-1 6725 Los Angeles near Los Angeles; Inglewood Comment
  SD112751  Centromadia pungens subsp. laevis Darley F. Howe 1938-8-2 711 Los Angeles Coast south of Long Beach. Comment
  CAS-BOT-BC388300  Cerastium glomeratum Dr. H. E. Hasse 1890-3-1 s.n. Los Angeles Soldiers House Comment
  RSA442196  Cerastium glomeratum Donald R. Bissing 1973-5-4 54 Los Angeles 0.4 mile from canyon mouth 725 Comment
  RSA605889  Ceratonia siliqua Sara L. Crockett, Michael Daligdig 1996-10-21 C 1 Los Angeles Santa Catalina Island, Descanso Beach Club 15 Comment
  RSA453282  Cercocarpus betuloides M. B. Dunkle 1940-9-4 s.n. Los Angeles Mill Creek. Comment
  RSA578600  Cercocarpus betuloides var. betuloides Tim S. Ross, Steve D. Boyd 1994-5-4 7688 Los Angeles Upper South Portal Canyon: along forest service road which follows the canyon's SE slope; ca 770 m SW of Spruce Draw. 1076 Comment
  RSA702248  Cercocarpus betuloides var. betuloides Gary D. Wallace 1985-2-25 2166 Los Angeles Gold Hill. 259 Comment
  UC535340  Cercocarpus betuloides var. betuloides Ira W. Clokey, B. Templeton July 1929 4596 Los Angeles Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 300 Comment
  SD60279  Cercocarpus betuloides var. betuloides C. B. Wolf 1932-10-4 4222 Los Angeles Santa Catalina Island. West slope above road in back of St. Catherine Hotel, Avalon. 22 Comment
  UCSB6976  Cercocarpus betuloides var. betuloides Ralph, F. 1959-5-15 Los Angeles Near a wash in Mint Canyon, near a campground on U.S. Hwy. 6, 7.9 miles northeast of jct. with Soledad Canyon Rd. 457 Comment
  UCSB17187  Cercocarpus ledifolius Gerhart, Janet 1963-4-6 Los Angeles Vincent Gap, 6 miles west of Big Pines on California Highway 2 1950 Comment
  CAS-BOT-BC143811  Cercocarpus ledifolius var. ledifolius Geo. B. Grant 1904-7-23 6369 Los Angeles Mt. San Gorgonio, Mill Creek Comment
  CHSC100689  Chaenactis G. D. Wallace; Ann Hiller 1983-5-18 2056 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  RSA717340  Chaenactis glabriuscula Scott D. White, Pam De Vries 2006-5-9 11385 Los Angeles SE Tehachapi Mtns: Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  CAS-BOT-BC277368  Chaenactis glabriuscula var. glabriuscula J. Ewan 1931-7-5 4747 Los Angeles 1 mile above Buena Vista Trail Jct., Pacoima Canyon, San Gabriel Mts. Comment
  RSA600423  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz 1997-4-30 9621 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
  PASA2195  Chaenactis santolinoides Margaret Stason 1931-6-13 Los Angeles Buckhorn flats, San Gabriel Mts. Comment
  UCR223913  Chaenactis santolinoides R. G. Swinney 2009-6-24 11254 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA587510  Chaenactis stevioides Orlando Mistretta 1995-3-24 1561 Los Angeles San Gabriel Mountains: Carr Canyon. 1098 Comment
  JEPS30565  Chaenactis xantiana Donald M. Kyhos 1957-4-30 57 -133 Los Angeles Gorman Comment
  RSA0055753  Chaenactis xantiana R. G. Swinney 2010-5-19 12779 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
  RSA594965  Chaenactis xantiana Timothy S. Ross 1995-4-26 8378 A Los Angeles Southwesterly slope of Liebre Mountain along Forest Service Road 7N23; ca 3900 ft SW of Sandberg Triangulation Point (5345 ft). 1439 Comment
  CAS-BOT-BC279712  Chaenactis xantiana John Thomas Howell 1928-5-25 3821 Los Angeles Ridge Route to Bakersfield, 22 miles s. of Lebec 1280 Comment
  RSA592827  Chamaesyce albomarginata Steve Boyd 1996-4-24 8655 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA710811  Chamaesyce albomarginata LeRoy Gross 2005-5-3 2239 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
  SBBG130730  Chamaesyce serpyllifolia S. A. Junak 2000-10-12 SCa 1414 Los Angeles Middle Cyn, along N side of Thompson Reservoir, NW side of reservoir 204 Comment
  SFV2086  Chamaesyce serpyllifolia L. Imamura 1958-7-5 s. n. Los Angeles Vasa Park, Triunfo Canyon Blvd., Cornell. Along road. 457 Comment
  RSA685796  Cheilanthes newberryi L. C. Wheeler 1932-9-30 1412 Los Angeles Fish Canyon 304 Comment
  RSA736142  Chenopodium album Rosemarie zimmerman 1961-4-30 40 Los Angeles Blanchard Park, Pomona College 366 Comment
  RSA594194  Chenopodium berlandieri Steve Boyd, Lauren Raz 1996-10-14 9052 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
  UCR126574  Chenopodium berlandieri A. C. Sanders 2003-4-16 26031 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course 366 Comment
  RSA246432  Chenopodium berlandieri var. sinuatum F. R. Fosberg 1931-7-13 5376 Los Angeles Santa Catalina Island. Middle Ranch Canyon. 200 Comment
  CATA1185  Chenopodium californicum Mark L. Hoefs 1995-5-30 2186 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  RSA478490  Chenopodium californicum Reid V. Moran 1941-2-17 578 Los Angeles East side of ravine, Middle Ranch, San Clemente Island. 500 Comment
  LA50749  Chenopodium macrospermum var. farinosum J. A. Ewan; April 1933 10926 Los Angeles Santa Monica Mountains, Higgins Canyon 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
  UCR26461  Chenopodium rubrum A. C. Sanders 1981-9-12 2341 Los Angeles Mojave Desert, Edges of the large marsh at the W end of Rosamond Dry Lake 694 Comment
  RSA586668  Chorizanthe brevicornu var. brevicornu Orlando Mistretta 1995-6-1 1740 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  RSA587208  Chorizanthe brevicornu var. brevicornu Orlando Mistretta, Christine Mistretta 1995-5-2 1663 C Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  SD125896  Chorizanthe parryi var. parryi L. F. LaPre, T. Mulroy 1986-4-7 Los Angeles Near junction of Foothill Blvd anf Irindale Ave., City of Irwindale, isolated floodplain between gravel pit and San Gabriel River Channel 550 Comment
  CAS-BOT-BC257196  Chorizanthe procumbens Alice Eastwood 1906-5-27 258 Los Angeles Roscoe Comment
  CAS-BOT-BC246329  Chorizanthe spinosa Oliver No date on label s.n. Los Angeles Antelope Valley Comment
  RSA488740  Chorizanthe staticoides James L. Reveal 1988-5-24 6869 Los Angeles On a low mesa south of the Los Angeles County Animal Center Number 6 in Castaic near the junction of Charlie Canyon and Tapia Canyon roads on the east side of Castaic Valley. 381 Comment
  RSA588896  Chorizanthe staticoides Tim S. Ross, S. D. Boyd 1990-5-15 2546 Los Angeles Ridgetop between Boulder Canyon drainage (on W) and Gold Canyon (on E). Gold Canyon Saddle: Tujunga Ranger District, Angeles National Forest. 902 Comment
  UCR127011  Chorizanthe staticoides A. C. Sanders, Mark A. Elvin 2003-6-18 26939 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  CAS-BOT-BC247867  Chorizanthe watsonii Timothy S. Ross; Steve Boyd 1994-6-23 8059 Los Angeles Liebre Mountains. Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch 1597 Comment
  RSA710389  Chorizanthe watsonii LeRoy Gross 2005-5-3 2255 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
  UCR257518  Chorizanthe xanti var. xanti Mitch Provance 2010-4-20 0410- 17 Los Angeles Western Transverse Range, hills south of Hwy 138 in vicinity of High Desert Hunt Club, c. 3 miles east of Quail Lake 965 Comment
  CDA20157  Chrysanthemum coronarium M. O'Brien 2003-5-18 MOB 18 -03 Los Angeles South Coast; Malibu Lagoon State Beach. 0 Comment
  RSA713911  Chrysanthemum parthenium R. E. Riefner 2006-6-12 06 -237 Los Angeles Verdugo Mountains, N side of 210 Freeway, W ca. 0.6 mi from La Tuna Canyon Rd. exit. 488 Comment
  RSA476631  Chrysolepis sempervirens F. R. Fosberg 1931-8-12 S 5457 Los Angeles Summit Mount Islip, San Gabriel. 2500 Comment
  RSA703160  Chrysothamnus nauseosus subsp. consimilis Scott D. White 2004-8-11 10698 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  RSA600677  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Sycamore Flat Campground; Big Rock Creek 1310 Comment
  UC1186520  Chylismia claviformis subsp. claviformis E. G. Linsley and J. W. MacSwain 1960-5-6 60 -55 Los Angeles 20 mi w Lancaster Comment
  RSA0105220  Cirsium occidentale R. G. Swinney 2011-7-8 15471 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak. 1207 Comment
  RSA748443  Cirsium occidentale var. occidentale Orlando Mistretta 1992-8-20 764 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt. Gleason. Tujunga Ranger District. Comment
  SBBG18725  Cirsium vulgare E. R. Blakley 1962-10-5 5466 Los Angeles near cattle corral, Middle Ranch Crk between mouth of Cape Cyn and its head 228 Comment
  SFV3839  Cirsium vulgare K. A. Wilson 1961-3-11 986 Los Angeles San Gabriel Mountains Bouquet Canyon. Small stream gully. 2 miles north of Texas Canyon. 550 Comment
  JEPS30352  Cirsium vulgare Peter H. Raven 1962-7-14 18046 Los Angeles Botanic Garden, Claremont Claremont, Botanic Garden 320 Comment
  RSA187765  Cirsium vulgare R. F. Thorne 1966-9-14 36627 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 Comment
  RSA584178  Cistus creticus T. S. Ross 1990-5-15 2526 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  SFV16500  Clarkia bottae H. A. Dela Cruz, M. V. Valentin 1996-5-11 15 Los Angeles Santa Monica Mountains Stunt Road, 1 mile west of Mulholland Highway. East side of Stunt Road across from Stunt Hike Trail. 380 Comment
  CHSC1097  Clarkia cylindrica E. Thomas 1964-6-12 Los Angeles Hiway 99 near Saugus. Comment
  LA32201  Clarkia cylindrica subsp. cylindrica Peter H. Raven; Henry J. Thompson 1959-5-5 14119 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage 274 Comment
  RSA448255  Clarkia dudleyana Elbert Benjamine 1929-5-26 208 Los Angeles San Dimas Canyon, San Gabriel Mountains. Comment
  RSA729105  Clarkia dudleyana R. G. Swinney, D. W. Larson 1999-7-21 7566 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  SBBG125213  Clarkia dudleyana A. Parikh, N. Gale 2010-6-22 3357 Los Angeles Upper Shortcut Cyn, 1.1 km S of St Hwy 2, 1.3 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1330 Comment
  UCR211813  Clarkia dudleyana Valerie Soza, LeRoy Gross 2001-5-22 1239 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Sycamore Canyons, WSW of Sycamore Flat 648 Comment
  CAS-BOT-BC172005  Clarkia epilobioides H. D. Ripley; R. C. Barneby 1943-5-11 5199 Los Angeles Mint Canyon 822 Comment
  CAS-BOT-BC172015  Clarkia epilobioides Robert F. Thorne; D. Propst 1968-5-28 37650 Los Angeles Along small stream in central part of Bulrush Canyon, Santa Catalina Island 243 Comment
  UC1871296  Clarkia heterandra T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3909 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon Comment
  UCR260402  Clarkia purpurea subsp. quadrivulnera R. G. Swinney 2010-6-21 13272 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  SEINET3260808 Image available Clarkia rhomboidea J. Craig 1927-6-8 407 Los Angeles Bear Canyon trail to summit of Mt. San Antonio, eastern Los Angeles Co. Comment
  RSA229167  Clarkia rhomboidea Robert F. Thorne, C. W. Tilforth 1971-6-30 40802 -b Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  UCD170694  Clarkia similis R. G. Swinney 1998-8-6 6683 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River. 1037 Comment
  RSA609938  Clarkia unguiculata R. S. Woglum 1930-5-10 s.n. Los Angeles Western Transverse Ranges: San Fernando Valley. North Hollywood. Comment
  UC930697  Clarkia unguiculata Ira W. Clokey, B. Templeton May 1929 4540 Los Angeles Mandeville Canyon Santa Monica Mountains 350 Comment
  RSA772421  Claytonia parviflora R. G. Swinney 2009-4-28 10543 Los Angeles Transverse Range, San Gabriel Mountains, Summit of Mt. Emma 1585 Comment
  RSA732813  Claytonia parviflora subsp. parviflora R. G. Swinney 2000-5-6 7668 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
  UC1584726  Claytonia parviflora subsp. parviflora Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4848 Los Angeles just below Parker Mountain summit; Parker Mountain, Acton U.S.G.S. 7.5' Quad. 1158 Comment
  UCR271076  Claytonia parviflora subsp. parviflora R. G. Swinney 2011-5-26 14859 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA0019773  Claytonia parviflora subsp. viridis Orlando Mistretta, Christine Mistretta 2011-6-23 5755 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. 1680 Comment
  CATA969  Claytonia perfoliata subsp. mexicana Mark L. Hoefs 1994-5-21 1837 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  UC852087  Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton Mar 1929 4527 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 365 Comment
  UCR199959  Claytonia perfoliata subsp. perfoliata Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1152 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 427 Comment
  RSA0091084  Clematis lasiantha R. G. Swinney 2011-4-9 14365 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
  RSA612196  Clematis lasiantha Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA792835  Clematis lasiantha Justin M. Wood 2009-3-24 382 Los Angeles City of Claremont: Bernard Field Station, NW corner of Mills Ave. and Foothill Blvd. Northernmost portion of the station, east of RSABG. 410 Comment
  RSA0028964  Clematis lasiantha Lucille Crawford 1932-5-8 s.n. Los Angeles Arroyo Seco Canyon. Pasadena. CP3. Comment
  SBBG31305  Clematis ligusticifolia R. F. Thorne 1966-9-14 36669 Los Angeles Cottonwood Crk (where isthmus rd crosses) 30 Comment
  SD85165  Clematis ligusticifolia E. R. Blakley 1962-10-5 5463 Los Angeles Eagles Nest in Middle Ranch Canyon, Santa Catalina Island, creek bottom 152 Comment
  UCR210304  Clematis ligusticifolia R. G. Swinney 2008-10-16 9591 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  RSA440023  Cleomella obtusifolia Anstruther Davidson 1892-7-3 s.n. Los Angeles Lancaster. Comment
  SEINET5164093  Clinopodium douglasii Jay Walker, Annable, Carol; Hoefs, Mark 1995-6-6 1437 Los Angeles Middle Canyon at pump station. Comment
  RSA653627  Cnicus benedictus S. Koukol, E. Lutz 1998-4-26 25 Los Angeles Claremont, along W side of Indian Hill Blvd., 50 m S of Baseline Road. 421 Comment
  UC40887  Coffea arabica J. Burtt Davy Octo. 1896 Los Angeles Grown in the open, Hollywood near Los Angeles Comment
  JEPS14934  Collinsia bartsiifolia var. davidsonii H. M. Hall May 1 1902-May 3 1902 3062 b Los Angeles vicinity of Elizabeth Lake Antelope Valley 1066 Comment
  RSA0119030  Collinsia heterophylla A. C. Sanders, T. B. Salvato 2007-4-24 33505 Los Angeles Tehachapi Mountains: hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant. 1082 Comment
  RSA408263  Collinsia heterophylla L. E. Hoffman 1929-6-23 s.n. Los Angeles Wash. Hd. [Wash at head of] Pacoima Canyon, Angeles National Forest. Comment
  CAS-BOT-BC240949  Collinsia parryi John Thomas Howell 1928-5-6 3780 Los Angeles On trail to Madrono [Madrono] Flats, E. Fork of Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  CAS-BOT-BC240953  Collinsia parryi Geo. B. Grant 1904-5-5 6260 Los Angeles Arroyo Seco Canyon Comment
  RSA0035074  Collinsia parryi Lee Haines 1951-3-29 s.n. Los Angeles Chatsworth Hills. 243 Comment
  POM18357  Collomia grandiflora P. A. Munz 1923-6-9 6917 Los Angeles Canyon, Six miles north of Elizabeth Lake. Comment
  RSA188117  Comarostaphylis diversifolia subsp. planifolia R. F. Thorne, Percy C. Everett 1965-6-24 35032 Los Angeles Santa Catalina Island, W slope of Orizaba Mt. near upper end of Escondido Canyon, near spring and water pipe line to Rancho Escondido. 274 Comment
  RSA470546  Conium maculatum F. R. Fosberg 1930-7-3 S- 3037 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  SFV21107  Conium maculatum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1107 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. South of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 457 Comment
  RSA0002500  Convolvulus peirsonii F. W. Peirson 1923-5-27 3537 Los Angeles On north bank of canyon of Rock Crrek, north base of San Gabriel Mts. Comment
  SEINET10808296  Conyza bonariensis David B. Dunn 1949-7-15 Dunn s.n. Los Angeles Growing at U.C.L.A. in soil collected at #3 weather station in the Red hills about 1 mile south of the Bursum Triangulation Point, Socorro county, New Mexico. Comment
  POM355845  Conyza canadensis Anstruther Davidson 1890-09 s.n. Los Angeles Los Angeles Comment
  CDA41365  Cordylanthus filifolius G. C. Fleischman 1943-8-4 s.n. Los Angeles On highway through San Gabriel Mountains to Palmdale. 0 Comment
  SEINET4676159  Cordylanthus rigidus subsp. setiger Timothy S. Ross, Steve Boyd 1994-9-21 8289 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10). Liebre Mountain 7.5 foot USGS Quadrangle.; 0 1676 Comment
  RSA646968  Cordylanthus rigidus subsp. setiger Orlando Mistretta 1992-9-4 792 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1372 Comment
  JEPS8787  Coreopsis bigelovii Rimo Bacigalupi with G. T. Robbins and Sherwin Carlquist 1954-3-29 4387 Los Angeles hillside along old Ridge Route, road to Lancaster from Gorman (1.5 mi se of Gorman) 1127 Comment
  UCR90814  Coreopsis californica A. C. Sanders, G. K. Helmkamp 1996-3-24 18021 Los Angeles Mojave Desert, Ave. 'J', 3.3 mi west of 240th St. E, just NE of Saddleback Butte. 890 Comment
  CAS-BOT-BC287864  Coreopsis californica Geo. B. Grant 1901-3-1 1486 Los Angeles Unspecified Comment
  CAS-BOT-BC287868  Coreopsis californica I. Johnston 1917-3-29 1251 Los Angeles Above Claremont Comment
  CAS-BOT-BC101008  Coreopsis gigantea John H. Thomas 1957-3-16 6503 Los Angeles Pt. Dume, near southernmost part of point 76 Comment
  CAS-BOT-BC105720  Corethrogyne filaginifolia Le Roy Abrams 1902-8-27 2981 Los Angeles Edges of sand dunes, Play del Rey Comment
  CATA346  Corethrogyne filaginifolia Mark L. Hoefs 1973-7-20 388 Los Angeles Santa Catalina Island: By main road to Isthmus, just before turn-off to marine lab 60 Comment
  LA205798  Corethrogyne filaginifolia A. M. Johnson; 1928-3-13 185 Los Angeles Del Rey Hills Comment
  SD244585  Corethrogyne filaginifolia David Keil 1986-9-27 19737 2 Los Angeles Along I-5, just s of Hungry Valley Rd exit. Roadside pullout. 914 Comment
  UC485376  Corethrogyne filaginifolia C. F. Millspaugh 1920-1-21 4620 Los Angeles Isthmus Santa Catalina Island Comment
  POM266289  Corethrogyne filaginifolia var. filaginifolia J. C. Roos 1942-9-12 1719 Los Angeles Westwood Village. Comment
  RSA233380  Corethrogyne filaginifolia var. filaginifolia Arthur C. Gibson, Linda Gibson 1972-3-4 2770 Los Angeles Dume Road near Point Dume. Comment
  RSA249471  Corethrogyne filaginifolia var. filaginifolia John F. Emmel 1972-9-4 411 Los Angeles At intersection of Whiting St. and Binder Place, Ele Segundo. 30 Comment
  UC729516  Cornus glabrata Carl B. Wolf 1932-5-13 3617 Los Angeles left fork Hamilton Canyon (200 ft. above forks); Santa Catalina Isl. 121 Comment
  UCR214665  Coronopus didymus A. C. Sanders, Dan S. Cooper 2010-4-30 38136 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCD112972  Cotoneaster pannosus Scott D. White 1997-5-21 5201 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Hwy 39; canyon bottom and adjacent slopes along unnamed dirt access road to gaughing stn. Below Morris Dam. 243 Comment
  CAS-BOT-BC287260  Cotula australis Peter H. Raven 1959-3-1 13819 Los Angeles Santa Monica Mts. Vermont Canyon, Griffith Park 243 Comment
  RSA801741  Cotula australis Simonsen's Nursery 1953-1-24 s.n. Los Angeles Bellflower. Comment
  UC166236  Cotula australis George B. Grant 1905-4-3 224 -6460 Los Angeles Collected at Pasadena Comment
  UCR138991  Cotula australis L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mtns., Wildwood Ranch, Shuler Canyon 412 Comment
  RSA592303  Cotula australis L. C. Wheeler 1967-5-13 9530 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 262 Comment
  POM142927  Crassula connata L. R. Abrams 1901-04 1208 Los Angeles Ballona Harbor Comment
  SBBG98685  Crassula connata T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5154 Los Angeles 950 ft WNW of Stone at the beginning of the Stone Cyn drainage 441 Comment
  UCR131444  Crassula connata Alison Lipman 1998-7-1 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  SEINET10874356  Crassula tetragona Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4831 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
  RSA613033  Crassula tillaea L. C. Wheeler 1975-4-2 s.n. Los Angeles San Gabriel Mountains: Millard Canyon between Canyon Crest Road and National Forest Boundary. Comment
  RSA394747A  Cressa truxillensis M. B. Dunkle 1929-10-20 2147 Los Angeles Howland's, Santa Catalina island. Comment
  CAS-BOT-BC175839  Crossosoma californicum Tim Ross 1993-4-22 6922 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; along old dirt road (no longer maintained) that ascends the ridge to the N and drops to Thompson Dam 243 Comment
  NY43014  Crossosoma californicum J. B. Walker 1995-4-8 1327 Los Angeles Santa Catalina Island, 2km S of Howland's Landing 100 Comment
  RSA177850  Crossosoma californicum R. F. Thorne 1965-5-10 34449 Los Angeles Santa Catalina Island. N side of Blackjack Mountain. 488 Comment
  UCD141990  Croton californicus Louis C. Wheeler 1965-12-4 s.n. Los Angeles San Gabriel Mountains; Arroyo Seco, in vicinity of Pine Canyon. Comment
  RSA480556  Croton californicus var. californicus Richard Arnold 1984-8-10 1030 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey) Area V3 Comment
  HSC81267  Croton setiger Samuel R. Tyson 1943-7-7 Los Angeles San Dimas Canyon 457 Comment
  SEINET10841047  Croton setiger Thorsted 1970-8-20 THORSTED UMO 73082 Los Angeles On a slope bounding campus of California State College at Los Angeles; low broad annual herb 12 in high; common in disturbed area; growing on W-facing slope in full sun. 122 Comment
  SD252240  Crypsis Steven A. Junak 2000-5-19 Sca 1305 Los Angeles Santa Catalina Island. Deer Valley Reservoir, E of Two Harbors. 152 Comment
  SEINET9354277  Cryptantha Steve Myers, LaRue, Ed 1989-3-20 16004 Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct. San Andreas rift zone bisects the site. Juniper - joshua tree woodland, with some sagebrush scrub; including Yucca brevifolia, Juniperus californica, Haplopappus cooperi, H. linearifolia, Artemisia tridentata, Arctostaphylos glauca & Chrysothamnus nauseosus. Comment
  UC1537679  Cryptantha barbigera Gordon H. True Jr. 1935-5-17 303 Los Angeles s of Littlerock 944 Comment
  CAS-BOT-BC189395  Cryptantha circumscissa Ernest C. Twisselmann 1959-6-2 5343 Los Angeles Old Ridge Route, 1.2 miles S of the Lancaster Highway 1097 Comment
  RSA608363  Cryptantha circumscissa L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil s Canyon, depression on bench NE of Campground. 1433 Comment
  RSA763147  Cryptantha circumscissa Justin M. Wood 2010-5-10 1628 Los Angeles Vicinity of Littlerock creek; just southwest of intersection of cheseboro rd. and Mt. Emma rd. 973 Comment
  UCR126670  Cryptantha corollata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26207 Los Angeles Western San Gabriel Mtns., Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  JEPS67640  Cryptantha intermedia Rev. J. C. Nevin 1882-1 Los Angeles Los Angeles Comment
  RSA669294  Cryptantha intermedia LeRoy Gross, Naomi Fraga 2002-5-10 540 Los Angeles (Angeles National Forest road survey of 2002). Upper Monroe Road, from Camp Oak Grove to Glendora Mountain Road. 579 Comment
  SBBG96956  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4290 Los Angeles near Malo Pt, first cyn S of Bryce Cyn Comment
  RSA0116514  Cryptantha juniperensis A. C. Sanders, Helen Kennedy 2005-4-13 29418 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 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
  LA211118  Cryptantha microstachys Arthur C. Gibson; 2009-6-11 5266 Los Angeles SANTA MONICA MOUNTAINS, Stunt Rd., Calabasas. Comment
  RSA773289  Cryptantha muricata R. G. Swinney 2009-6-24 11273 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UC306199  Cryptantha muricata D. L. Crawford 1916-3-1 Los Angeles above Claremont 914 Comment
  SEINET6048798  Cryptantha muricata Unknown 1946-5-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA0078901  Cryptantha muricata var. denticulata LeRoy Gross, P. Morton 2004-6-9 1337 Los Angeles Liebre Mountains region: 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
  RSA0096980  Cryptantha muricata var. denticulata Richard G. Swinney 2011-5-31 14907 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  UCR47676  Cryptantha muricata var. denticulata F. R. Fosberg 1932-6-8 10632 Los Angeles San Gabriel Mtns., head of Lone Pine Canyon 1875 Comment
  RSA0078918  Cryptantha muricata var. muricata L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA0049933  Cryptantha nevadensis var. rigida R. G. Swinney 2010-5-12 12739 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  UCR191732  Cryptantha nevadensis var. rigida A. C. Sanders 2008-4-23 35084 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  UCR252883  Cryptantha nevadensis var. rigida R. G. Swinney 2010-5-11 12659 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
  RSA524614  Cryptantha oxygona T. S. Ross, Steve D. Boyd 1990-5-17 2582 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  SD241778  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-5-12 10719 Los Angeles Transverse Range; San Gabriel Mtns.: Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  UCR151341  Cryptantha pterocarya var. pterocarya LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 891 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  POM368343  Cryptantha similis Christopher Davidson 1973-4-7 1897 Los Angeles Bob s Gap Road, 3 miles toward the desert, 3 miles S of Hwy 138, east side of San Gabriel Mtns. 1098 Comment
  RSA586703  Cryptantha simulans Orlando Mistretta 1995-6-20 1801 A Los Angeles San Gabriel Mountains: Bare Mountain canyon. head of drainage E of Pacifico Mtn. 1966 Comment
  UCR143927  Cucurbita foetidissima A. C. Sanders, Lee Jones 2004-11-7 29029 Los Angeles San Fernando Valley, site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy 351 Comment
  SEINET10924243  Cucurbita pepo Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2655 Los Angeles City of Glendale. Havana Market, 1024 E. Colorado St. Comment
  UCR178171  Cupressus guadalupensis var. forbesii LeRoy Gross 2002-2-23 480 Los Angeles Los Angeles Basin; Verdugo Mountains, Along Beaudry North Mountainway (dirt road) from bottom of Deer Creek to the main crest of the Verdugo Mtns 549 Comment
  UCR51491  Cupressus macrocarpa A. C. Sanders 1987-12-4 7446 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  RSA642096  Cuscuta Orlando Mistretta 1994-6-8 1343 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit, Little Rock Section. Comment
  RSA0102405  Cuscuta ceanothi Lyman Benson 1945-12-10 11972 Los Angeles Mouth of Dalton Canyon. Mt. Range: San Gabriel. 335 Comment
  UCR126355  Cuscuta pentagona A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27126 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  LA202427  Cuscuta salina var. major Arthur C. Gibson; 2004-8-5 3399 Los Angeles Santa Monica Mountains, Malibu Lagoon 0 Comment
  SBBG98041  Cyclospermum leptophyllum C. F. Smith 1958-7-25 5827 Los Angeles opposite 1584 West Vernon Ave, Los Angeles Comment
  SD247384  Cylindropuntia californica var. parkeri R. G. Swinney 2010-4-1 12170 Los Angeles Hansen Dam Basin, within 200 meters east of Orcas Park, 50 meters north of stream channel of Big Tujunga Wash. 331 Comment
  SEINET8481397 Image available Cylindropuntia echinocarpa R. G. Swinney 2009-11-13 11605 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert; confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  SEINET7581650 Image available Cyperus eragrostis Louis C. Wheeler 1966-10-25 9081 Los Angeles San Gabriel Mountains, vicinity of E Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UCR204558  Cyperus odoratus R. G. Swinney 2005-8-5 8375 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  RSA0110588  Cystopteris fragilis Richard G. Swinney 2010-6-8 13240 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream. 598 Comment
  CAS-BOT-BC198207  Cytisus striatus R. Leen 1987-5-29 s.n. Los Angeles Tujunga Canyon along Highway 210 between Tuna Canyon Road and Lowell Avenue Comment
  CATA3151  Dactylis glomerata Amy Catalano 2016-6-3 138 Los Angeles Santa Catalina Island: East of Wrigley Reservoir, along Airport Road 393 Comment
  RSA187951  Dactylis glomerata R. F. Thorne 1966-6-1 36487 Los Angeles Santa Catalina Island: site of razed St. Catherine's Hotel, N of Avalon. 5 Comment
  RSA589232  Dactylis glomerata Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2916 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  UCR199670  Datura stramonium Scott D. White, Ed Kentner, Amanda Breen 2007-7-18 11759 Los Angeles Los Angeles Basin, Whittier Narrows Recreation Area south of the 60 fwy and west of 605 fwy. 'Legg Lake 64 Comment
  RSA602181  Datura stramonium Louis C. Wheeler 1946-10-26 6395 Los Angeles 1/4 mile north of Azusa. Comment
  UCSB8595  Datura wrightii Wedberg, H. 1958-2-22 Los Angeles On Point Dume Comment
  RSA578894  Datura wrightii Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8100 Los Angeles Cottonwood Swamp' confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. 512 Comment
  RSA470784  Daucus pusillus M. B. Dunkle 1939-4-6 7300 Los Angeles Mosquito Harbor. San Clemente Island Comment
  SD132674  Deinandra clementina F. R. Fosberg 1931-5-17 S 4887 Los Angeles Santa Catalina Island; Little Harbor. Comment
  UC897693  Deinandra clementina Ezra C. Knopf 148 Los Angeles Santa Catalina Island Comment
  SBBG98650  Deinandra fasciculata T. Ross 1991-5-20 5361 Los Angeles uppermost reaches of the Wilson Cove Cyn drainage, 3300 feet NW of the 750 ft bench mark 141 Comment
  UC897744  Deinandra fasciculata Ezra C. Knopf 140 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC299290  Deinandra fasciculata H. M. Hall 1902-5-12 3289 Los Angeles Howard Summit near Los Angeles Comment
  SEINET7838968 Image available Deinandra fasciculata G. B. Grant 273 Los Angeles Covina Comment
  RSA394504  Delphinium cardinale I. W. Clokey, Bonnie C. Templeton 1929-08 4601 Los Angeles Mandeville Canyon. 300 Comment
  UCR172708  Delphinium decorum Jun Hu, Weena Sangkatavat 2000-4-22 05 Los Angeles Transverse Ranges; San Gabriel Mtns., Millard Canyon, 2 mi N of Altadena. First trail on the right immediately before Millard Campground 549 Comment
  UCR269928  Delphinium parishii R. G. Swinney 2010-6-1 13091 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  UC61542  Delphinium parryi Ernest Braunton June 1903 894 Los Angeles Glendale to Burbank Comment
  POM219979  Delphinium parryi F. R. Fosberg 1932-5-5 8108 Los Angeles n. [north of?] Avalon, Santa Catalina Island 40 Comment
  RSA398718  Delphinium parryi Louis C. Wheeler 1932-5-1 674 Los Angeles 3 miles N of Claremont. 518 Comment
  RSA69413  Delphinium parryi subsp. parryi F. W. Peirson 1918-6-12 48 Los Angeles Burnt area in hills east of Rubio Canyon, San Gabriel Mountains. Comment
  RSA0029728  Delphinium variegatum subsp. thornei Steve Boyd 1990-4-8 4349 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  RSA779454  Deschampsia danthonioides R. G. Swinney 2009-6-8 11069 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC534834  Deschampsia danthonioides Victor Duran 1933-7-9 3507 Los Angeles San Gabriel Mts., Horse Flats 1676 Comment
  RSA134666  Descurainia E. K. Balls 1959-2-9 23761 Los Angeles Claremont. Comment
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Aug 6 2008
  RSA729956  Descurainia pinnata R. G. Swinney 1999-4-5 7039 Los Angeles San Gabriel Mtns./Mojave Desert: lower Boulder Canyon Wash, 1.4 mi. south of Ft. Tejon Rd. on 213th St. East 1268 Comment
  SD38226  Descurainia pinnata subsp. halictorum Edith A. Purer 1932-5-14 2778 Los Angeles El Segundo Comment
  UC10813  Descurainia pinnata subsp. menziesii Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA755966  Descurainia sophia Orlando Mistretta, Christine Mistretta 2008-4-4 2313 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  UC855129  Dicentra ochroleuca I. W. Clokey and B. C. Templeton 1930-4-2 4615 Los Angeles Mandeville Canyon; Santa Monica Mountains Comment
  POM97781  Dicentra ochroleuca H. E. Hasse 1889-07 s.n. Los Angeles Santa Monica Range. Comment
  UCR276791  Dichelostemma capitatum R. G. Swinney 2011-3-29 14258 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
  RSA11772  Dichelostemma capitatum subsp. capitatum E. Lloyd 1933-3-11 s.n. Los Angeles Santa Monica Mtns., Temescal Canyon Comment
  RSA376855  Dichelostemma capitatum subsp. capitatum Ora M. Clark 1929-1-16 1471 Los Angeles Elyssian park, L.A. Comment
  SEINET4063538  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1939-1 7208 Los Angeles San Clemente Island. Comment
  RSA599220  Dichelostemma capitatum subsp. capitatum L. C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Brown School for Girls, northwest of Glendora. 358 Comment
  RSA652065  Dichelostemma capitatum subsp. capitatum R. T. Hickernell 1948-5-9 2 Los Angeles mile W of San Dimas Dam. 304 Comment
  UCSB798  Dichelostemma capitatum subsp. pauciflorum Mooring, John 1948-4-25 Los Angeles 5 miles west of Palmdale Comment
  SEINET3885751  Dichelostemma pulchellum Keith Dobry 1990-11-25 111 Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  PASA99  Diplacus longiflorus Ruth M. Evans 1931-3-16 Los Angeles Lone hill, Glendora Comment
  SBBG105048  Diplacus puniceus T. Ross 1993-4-21 6840 Los Angeles major E-W ridge between "Carlos" and Cactus Pk 396 Comment
  RSA164871  Diplotaxis tenuifolia D. L. Crawford, H. D. Hiatt 1916-3-29 987 Los Angeles Topanga Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC195608  Distichlis spicata W. A. Silveus 1938-6-19 3696 Los Angeles Long Beach Comment
  CAS-BOT-BC195614  Distichlis spicata Peter H. Raven; Henry J. Thompson 1959-9-6 14364 A Los Angeles At mouth of Malibu Creek 1 Comment
  LA12293  Distichlis spicata A. M. Johnson; 1933-5-17 4254 Los Angeles Del Rey Comment
  RSA0068076  Dodecatheon redolens R. G. Swinney 2010-10-13 14026 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA530892  Draba corrugata var. corrugata Albert J. Perkins 1915-7-26 s.n. Los Angeles Mt. San Antonio. 3049 Comment
  POM20901  Drymocallis glandulosa var. reflexa Fordyce Griffiths Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  SBBG72506  Drymocallis lactea var. lactea R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UC1543911  Dudleya Peter H. Raven and David Verity 15332 Los Angeles just nw mouth of Little Sycamore Canyon; Santa Monica Mtns; (Lat. N. 34 degrees; Long. 118 to 119 degrees W.) 22 Comment
  RSA0077166  Dudleya blochmaniae Reid V. Moran, David Verity 1957-6-12 6051 Los Angeles Sierra Santa Monica; east end of Zuma Beach. Comment
  UCR190049  Dudleya cymosa R. G. Swinney 1998-10-3 7007 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  UCR194048  Dudleya cymosa R. G. Swinney 1998-8-21 6779 Los Angeles San Gabriel Mtns., Cow Canyon, c. 0.5 air mi. due west of Cow Canyon Saddle 1152 Comment
  UC1015411  Dudleya hassei Reid Moran 1941-2-28 659 Los Angeles Wilsons Cove Santa Catalina Island Comment
  RSA603340  Dudleya lanceolata Scott D. White 1997-5-22 5216 Los Angeles Azuza; alluvial fan E and W of levee; between Foothill Blvd. crossing and San Gabr. Valley Gun Club. 183 Comment
  RSA727399  Dudleya lanceolata R. G. Swinney 1998-5-30 6176 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA767543  Dudleya lanceolata Reid V. Moran 1946-5-30 2063 Los Angeles San Gabriel Canyon; 8 kilometers below Rincon Guard St. 400 Comment
  POM1569  Dudleya lanceolata I. M. Johnston 1917-6-20 1367 Los Angeles San Antonio Canyon (7 Oaks) 975 Comment
  RSA397820  Dudleya pulverulenta E. S. Spalding 1923-7-12 s.n. Los Angeles Topanga Canyon Comment
  RSA507544  Dudleya pulverulenta subsp. pulverulenta L. C. Wheeler 1967-6-26 9876 Los Angeles Elsmere Canyon. 457 Comment
  SBBG98197  Dudleya virens F. R. Fosberg 1931-5-18 4890 Los Angeles Little Harbor 2 Comment
  UCR223615  Dysphania pumilio R. G. Swinney 2009-6-27 11284 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge 194 Comment
  UCR129410  Echinochloa crus-galli A. C. Sanders, Mark Elvin 2002-6-20 25237 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
  RSA311435  Echinodorus berteroi Conrad Schlum 1976-7-6 s.n. Los Angeles Puddingstone Lake, Bonnelli Park, San Dimas. Comment
  RSA702549  Eclipta prostrata Scott D. White 2004-10-15 10778 Los Angeles San Gabriel Mountains: Foothills above Monrovia. Sawpit Canyon below Sawpit Dam. 396 Comment
  UCR142740  Eclipta prostrata L. C. Wheeler 1966-10-27 9100 Los Angeles San Gabriel Mtns, Angeles National Forest; West Fork San Gabriel River at [Rincon Station] Camp Rincon 457 Comment
  SD230164  Eclipta prostrata Louis C. Wheeler 1966-10-25 9084 Los Angeles San Gabriel Mountains: San Gabriel River, San Gabriel River, San Gabriel Canyon, near E. Waldo Ward's Grove, 1/4 mile N El Encanto. Comment
  SBBG70207  Ehrendorferia ochroleuca M. N. Ackley -May-1927 360 Los Angeles Mulholland Drive 548 Comment
  UCR255751  Eleocharis R. G. Swinney 2010-5-12 12713 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  UCR150460  Eleocharis acicularis var. acicularis R. G. Swinney 1997-6-19 5612 Los Angeles San Gabriel Mtns., SE end of Jackson Lake, west of Wrightwood 1872 Comment
  RSA651587  Eleocharis montevidensis Marion P. Harthill 1974-5-23 1512 Los Angeles Crystal Lake Road. Highway. 39. 1494 Comment
  UCR256182  Elymus condensatus R. G. Swinney 2010-6-4 13072 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  UCR181266  Elymus elymoides R. G. Swinney 1997-6-13 5579 Los Angeles San Gabriel Mtns, south of Pinon Hills, c. 1.1 mi. NE of Table Mountain, summit of ridge just west of San Bernardino Co. line 1841 Comment
  UCR223756  Elymus elymoides R. G. Swinney 2009-5-28 10971 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA602804  Elymus elymoides subsp. californicus L. C. Wheeler 1967-9-13 10742 Los Angeles San Gabriel Mountains: West Baldy. 3041 Comment
  RSA641089  Elymus elymoides subsp. californicus Orlando Mistretta, Mark Elvin 1995-6-20 1785 Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit; Bare Mt. Canyon Section. 1159 Comment
  RSA594557  Elymus glaucus F. R. Fosberg, Joseph A. Ewan 1931-8-10 783 Los Angeles Lower Pine Flats, First Camp, N fork San Gabriel Canyon 1500 Comment
  UCR253391  Elymus glaucus R. G. Swinney 2010-6-21 13266 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  SEINET10864626  Elymus glaucus F. R. Fosberg 1931-4-14 Fosberg S 4610 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Creek bed. Upper Sonoran Zone. 180 Comment
  UCR147673  Elymus glaucus subsp. glaucus LeRoy Gross, Paul Morton 2004-6-9 1355 Los Angeles Transverse Ranges; Liebre Mountains region, West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road. Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1727 Comment
  CAS-BOT-BC206739  Elymus glaucus subsp. glaucus Peter H. Raven; Henry J. Thompson 1959-5-5 14160 Los Angeles 4.9 miles west of Tapia Park on Mulholland Drive - Santa Monica Mountains 320 Comment
  UC1595276  Elytrigia elongata Tim Ross and Peter Fritsch 1990-6-20 3689 Los Angeles ridgetop between W Fk San Gabriel River and Roberts Canyon (Rincon-Red Box Rd (2N24)); San Gabriel Mountains 1255 Comment
  RSA517116  Elytrigia intermedia subsp. intermedia Timothy S. Ross 1990-5-14 2471 Los Angeles Angeles National Forest: Yerba Buena Ridge Tujunga Ranger District 1128 Comment
  CDA40331  Emmenanthe penduliflora T. C. Fuller 1962-4-1 8171 Los Angeles Bank of San Dimas Canyon wash, 1.6 miles north of Foothill Boulevard, San Dimas. 0 Comment
  UCR96144  Emmenanthe penduliflora B. G. Pitzer 1996-4-21 2709 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  SD90302  Encelia actoni Robert F. Thorne, C. W. Tilforth, et al 1972-6-29 42103 Los Angeles San Gabriel Mountains, 2 miles southeast of Valyermo on road from Jackson Lake. 1435 Comment
  SFV3874  Encelia actoni K. A. Wilson 1961-4-26 1163 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. 610 Comment
  UCD131196  Encelia actoni Kenneth A. Wilson 1961-4-26 1163 Los Angeles Soledad Canyon, adjacent to Bee Canyon, north of River's End Ranch. Comment
  POM356651  Encelia californica M. B. Dunkle 1933-4-19 3314 Los Angeles Palos Verdes Hills. Comment
  RSA60871  Encelia californica Frank W. Gould 1944-3-26 2177 Los Angeles Palos Verde hills near Walteria. Comment
  UCSB9942  Encelia californica Olsen, Meryl 1954-4-15 Los Angeles In Claremont 365 Comment
  CAS-BOT-BC81830  Ephedra nevadensis Lewis S. Rose 1968-4-5 68013 Los Angeles Acton, Mojave Desert 822 Comment
  RSA383866  Ephedra nevadensis Anstruther Davidson 1922-7-1 3564 Los Angeles Llano. SW Mojave Desert. Comment
  RSA249746  Ephedra viridis Robert F. Thorne 1973-5-11 43500 Los Angeles Bob s Gap, Holcomb Ridge. 1220 Comment
  RSA649693  Ephedra viridis Michael Horn 1991-5-7 28 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site 1463 Comment
  RSA725122  Ephedra viridis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -110 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UC1928582  Ephedra viridis Sula Vanderplank, LeRoy Gross & Steve Hoskinson 2005-5-6 05050 110 Los Angeles Transverse Ranges; San Gabriel Mountains region; N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UCR101679  Ephedra viridis B. G. Pitzer 1998-5-23 3728 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  LA200707  Epilobium canum subsp. canum Martha Hilend Kinsey; 1935-11-16 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  RSA251421  Epilobium canum subsp. canum Robert F. Thorne 1966-4-17 36115 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  UC1122330  Epilobium canum subsp. canum Jerome S. Horton 1938-10-12 515 Los Angeles Tanbark Flats Pomona Quadrangle Comment
  POM8101  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1916-09 s.n. Los Angeles Eaton Canyon. San Gabriel Mtns Comment
  RSA188091  Epilobium ciliatum subsp. ciliatum Robert F. Thorne, P. Everett 1965-6-24 35040 Los Angeles Santa Catalina Island: below dam in lower Cottonwood Canyon 38 Comment
  RSA595924  Epilobium ciliatum subsp. ciliatum Lauren Raz, Steve D. Boyd 1996-10-23 39 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 610 Comment
  UC54955  Epilobium ciliatum subsp. ciliatum H. P. Chandler 1902-9-9 2037 Los Angeles Bellona Marsh Comment
  RSA507556  Epilobium paniculatum Louis C. Wheeler 1967-8-2 10331 Los Angeles Angeles National Forest; Sulphur Spring. 1585 Comment
  HSC87173  Epipactis gigantea M. Hitchcock 1918-7-28 31 Los Angeles Pacoima Canyon Comment
  UCR189851  Epipactis gigantea R. G. Swinney 1998-7-21 6474 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 miles SW of Fish Fork Trail and Pine Mtn. Ridge 2085 Comment
  RSA381692  Epipactis gigantea George Henry Grinnell s.n. Los Angeles Unspecified. Comment
  UCSB8210  Equisetum laevigatum Crum, Charles 1958-7-3 Los Angeles Crystal Lake roadside, near Los Angeles. 121 Comment
  SEINET6047903  Equisetum laevigatum Unknown 1967-5-24 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCR163104  Eragrostis barrelieri Anuja Parikh, Nathan Gale 2004-6-3 2039 Los Angeles Newhall Ranch, along Santa Clara River (SCR sect. 4) between confluence of Castaic Creek and Castaic Junction 305 Comment
  POM220644  Eragrostis mexicana subsp. virescens L. C. Wheeler 1932-8-9 1128 Los Angeles 2 miles SW [of] Azusa 107 Comment
  CAS-BOT-BC284122  Eragrostis pectinacea var. pectinacea John Thomas Howell 1927-9-30 3126 Los Angeles Los Angeles River bed east of Griffigh Park, Los Angeles Comment
  UCR280421  Eremalche exilis Onkar Singh 2014-3-18 4369 Los Angeles Mojave Desert, c. 10 km north of Littlerock, near junction of Avenue O and 110th St. 804 Comment
  RSA592864  Eremocarpus setiger L. C. Wheeler 1945-9-20 6155 Los Angeles San Gabriel Mountains. Just west of divide of Kinneloa (''Sycamore'') Canyon. 426 Comment
  SBBG63728  Eremocarya micrantha R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  CAS-BOT-BC174382  Eremogone macradenia var. arcuifolia Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8123 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  CAS-BOT-BC162974  Eremothera boothii subsp. decorticans A. Davidson 1906-6-5 s.n. Los Angeles Big Rock Creek Comment
  LA200983  Eremothera boothii subsp. decorticans Carl Wishner; 1988-3-12 1413 Los Angeles 500.0 Comment
  RSA0105515  Eriastrum densifolium subsp. austromontanum J. Mark Porter, Lauren Machen 2012-5-30 15131 .1 Los Angeles Along Lone Pine Canyon Road, near the junction with CA Hwy 138 near Mormon Rocks Ranger Station. 1026 Comment
  RSA0107792  Eriastrum densifolium subsp. elongatum Sarah G. Kemp 1931-7-5 s.n. Los Angeles Between San Bernardino and Pasadena Cal. Comment
  UCR223645  Eriastrum sapphirinum R. G. Swinney 2009-6-17 11180 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA0122865  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2009-6-17 11180 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  CAS-BOT-BC515035  Eriastrum sapphirinum subsp. sapphirinum F. W. Peirson 1918-11-2 156 Los Angeles San Gabriel Mts., Hennigers Flat, Mt. Wilson Toll Road 853 Comment
  UCR141856  Ericameria cuneata var. cuneata R. G. Swinney 1997-8-19 5822 Los Angeles San Gabriel Mountains., San Anonio Peak (= Lookout Mountain), 60-100 m SE of summit. 2052 Comment
  CHSC26105  Ericameria linearifolia Emese M. Sajo 1966-5-21 97 Los Angeles On the Silver Moccasin Trail between Charton and Chilao in the San Gabriel Mountains. 1615 Comment
  POM184702  Ericameria linearifolia Joseph A. Ewan 1932-5-29 7233 Los Angeles Lower Arrastre Canyon 854 Comment
  RSA630264  Ericameria parishii Scott D. White, David E. Bramlet 1998-8-11 7027 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  RSA359446  Ericameria parishii var. parishii Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  CAS-BOT-BC293130  Ericameria pinifolia Le Roy Abrams 1901-4-6 1372 Los Angeles Big Tujunga Wash 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
  SBBG62807  Ericameria pinifolia R. Hoffmann 1928-11-11 Los Angeles Mint Cyn, W of Balestier's Comment
  CAS-BOT-BC296799  Erigeron divergens I. M. Johnston 1917-8-22 1708 Los Angeles Prairie Fk. of San Gabriel R., San Antonio Mountains 1524 Comment
  POM357480  Erigeron divergens Anstruther Davidson 1910-07 2508 Los Angeles Hollywood Comment
  RSA755883  Erigeron foliosus R. G. Swinney 2008-7-24 9280 Los Angeles Waterman Mountain 2412 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
  CAS-BOT-BC296200  Erigeron foliosus var. foliosus L. R. Abrams 1917-7-8 6614 Los Angeles Topanga Canyon, Santa Monica Mountains Comment
  CAS-BOT-BC296210  Erigeron foliosus var. foliosus John Thomas Howell 1947-7-18 23390 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  POM357455  Erigeron foliosus var. foliosus B. C. Templeton 1932-7-21 5047 Los Angeles East Blue Ridge, Big Pines Park. San Gabriel Mountains 2134 Comment
  CAS-BOT-BC296175  Erigeron foliosus var. foliosus Geo. B. Grant 1904-6-14 6303 Los Angeles Sand Pit Canyon, Monrovia Comment
  SBBG119977  Eriodictyon crassifolium var. nigrescens A. C. Sanders, M. A. Elvin, A. Parikh, N. Gale 2003-4-30 26199 Los Angeles Castaic Valley at W foot of Castaic Mesa, Newhall Ranch 366 Comment
  SBBG54051  Eriodictyon crassifolium var. nigrescens K. R. Montgomery, T. W. Strid 1973-5-19 73 -67 Los Angeles Dillon Divide Comment
  UC193872  Eriodictyon crassifolium var. nigrescens Samuel B. Parish June 1887 1907 Los Angeles Sand Creek; Mojave Desert, Sand Creek Comment
  CAS-BOT-BC188944  Eriodictyon parryi Nancy Ryan Zabriskie; John & Miriam Arozena 1971-6-26 409 Los Angeles Loomis Ranch, W of Chilao, San Gabriel Mountains 1295 Comment
  CAS-BOT-BC188948  Eriodictyon parryi Victor Duran 1933-7-19 3520 Los Angeles Upper end of Aliso Canyon, San Gabriel Mountains 1533 Comment
  CATA299  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs 1973-6-5 319 Los Angeles Santa Catalina Island: By upper White's Landing Road 411 Comment
  UCR259626  Eriodictyon trichocalyx R. G. Swinney 2010-3-30 12114 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
  UCR209484  Eriogonum R. G. Swinney 2008-6-17 9031 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  CAS-BOT-BC248472  Eriogonum angulosum Sam Foster 1956-10-31 s.n. Los Angeles Between Solemint & Saugus Comment
  UCR256564  Eriogonum baileyi var. baileyi Anuja Parikh, Nathan Gale 2011-6-24 3501 Los Angeles Transverse Ranage; San Gabriel Mountains, south of Iron Mountain, 1.5 km east of Angeles Forest Hwy, 1.3 km south of Monte Cristo Creek 1390 Comment
  UCD99774  Eriogonum baileyi var. baileyi Steve Boyd 1997-9-17 10034 Los Angeles Liebre Mountains Region; Knapp Ranch area at upper end of Castaic Creek drainage, at head of Cienaga Canyon. Comment
  IRVC27202  Eriogonum brachyanthum A. C. Sanders, Mark Elvin 2002-6-20 25255 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  SBBG61870  Eriogonum brachyanthum R. Hoffmann 1927-7-16 Los Angeles near Chandler's, Ridge Route (US Hwy 99) Comment
  SBBG125872  Eriogonum cithariforme var. cithariforme A. Parikh, N. Gale 2010-6-10 3274 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 2.8 km NW of State Hwy 14; E Liebre Mtns 1106 Comment
  UCR259986  Eriogonum davidsonii R. G. Swinney 2010-10-8 14002 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  SD121302  Eriogonum davidsonii Gordon Pratt 1984-7-24 Los Angeles San Gabriel Mountains, Mt. Harwood, just above the Mt. Baldy Ski Lodge 2591 Comment
  RSA655592  Eriogonum fasciculatum A. C. Sanders 1999-11-20 23282 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln and Aliso Cyn watersheds. 610 Comment
  OBI8164  Eriogonum fasciculatum var. fasciculatum Lewis Meltz 1977-4-9 LM 18 Los Angeles 50 m S of Eaton Cyn, wash, 2 km E of Eaton Cyn bridge 457 Comment
  CDA12036  Eriogonum fasciculatum var. foliolosum A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; near summit of Mt. Wilson. 1676 Comment
  RSA594215  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1967-5-8 9319 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 396 Comment
  RSA638945  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1967-5-15 9565 Los Angeles East of Fremont Pass 579 Comment
  RSA766093  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan 1931-4-25 4178 Los Angeles S. Fork, La Tuna Canyon, Verdugo Range. 549 Comment
  SD247481  Eriogonum giganteum R. G. Swinney 2009-11-9 11581 Los Angeles Transverse Range; San Gabriel Mountains: confluence of Burro Canyon and East Fork San Gabriel River along Highway 39. 451 Comment
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May 29 2016
  CATA38  Eriogonum giganteum var. giganteum USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 20 Los Angeles Santa Catalina Island: Deer Valley Trail 42 Comment
  CAS-BOT-BC253447  Eriogonum gracile Le Roy Abrams 1902-7-5 2721 Los Angeles San Gabriel Wash near Azusa Comment
  SBBG62116  Eriogonum gracile R. Hoffmann 1928-11-11 Los Angeles near Balestier's, Mint Cyn Comment
  UC527436  Eriogonum heermannii var. heermannii C. B. Wolf 1931-11-8 2629 Los Angeles 1/8 mi below Big Rock Ranger Station (Big Rock Creek); San Gabriel Mts., Big Rock Creek 1066 Comment
  CAS-BOT-BC263041  Eriogonum maculatum Frank W. Peirson 1927-5-7 7264 Los Angeles 4 miles east of Lancaster Comment
  SBBG119156  Eriogonum maculatum R. G. Swinney 1997-9-6 5857 Los Angeles Jackson Lake area W of Wrightwood, ca. 0.9 mi N of Big Pines Rd on USFS Rd 4N16; T4N R8W 1890 Comment
  SBBG64062  Eriogonum mohavense S. W. Hutchinson -Jun-1926 Los Angeles Los Angeles County Park Comment
  RSA0105968  Eriogonum nudum var. pauciflorum R. G. Swinney 2011-7-8 15498 Los Angeles San Gabriel Mountains: Strawberry Potrero, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property. 1427 Comment
  RSA783172  Eriogonum parishii Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 399 Los Angeles Road 7N23, Liebre Mountains 1501 Comment
  UCR194018  Eriogonum pusillum R. G. Swinney 1999-6-5 7252 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  RSA755611  Eriogonum saxatile R. G. Swinney 2008-7-25 9313 Los Angeles Twin Peaks, west peak. 2299 Comment
  UCR271181  Eriogonum saxatile R. G. Swinney 2011-9-27 15700 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  CAS-BOT-BC262865  Eriogonum thurberi Peter Kamb 1948-6-26 1125 Los Angeles Tujunga Wash near Sunland 350 Comment
  RSA424975  Eriogonum thurberi G. R. Johnstone 1926-4-15 s.n. Los Angeles San Francisquito Canyon. Comment
  UCR141814  Eriogonum umbellatum var. bahiiforme June Latting 1978-9-17 s.n. Los Angeles San Gabriel Mountains, roadside between Grassy Hollow Campground andVincent Gap on the Angeles Crest Hwy, Angeles National Forest 2317 Comment
  CAS-BOT-BC268164  Eriogonum umbellatum var. minus Robert F. Thorne; J. Dourley 1967-10-3 37285 Los Angeles Mt. Baden-Powell: N of peak 2804 Comment
  RSA0114218  Eriogonum wrightii subsp. trachygonum D. Silverman, Cindy Hopkins 2007-4-26 6759 Los Angeles Tejon Ranch, 375 miles west of California aqueduct, 2.4 km south of Kern County line and 2.9 km northeast of Quail Lake. 1030 Comment
  JEPS97077  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn; San Gabriel Mtns 1981 Comment
  CATA776  Eriophyllum confertiflorum Mark L. Hoefs 1991-6-5 1338 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  PASA2208  Eriophyllum confertiflorum Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  POM357918  Eriophyllum confertiflorum F. R. Fosberg 1930-7-3 451 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  POM357948  Eriophyllum confertiflorum M. B. Dunkle 1932-5-28 2971 Los Angeles White's Landing, Santa Catalina Island. Comment
  UCD132266  Eriophyllum confertiflorum F. R. Fosberg 1931-3-26 S 4397 Los Angeles Sea Bluffs West of Hamilton Canyon. Santa Catalina Island. 40 Comment
  UCR219468  Eriophyllum confertiflorum R. G. Swinney 2009-3-19 10151 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  SEINET11850717  Eriophyllum confertiflorum C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  RSA276002  Eriophyllum confertiflorum var. confertiflorum Jack Delaini 1974-5-9 190 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles national Forest 533 Comment
  SBBG61059  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1927-6-13 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  SBBG8161  Eriophyllum confertiflorum var. confertiflorum H. and M. Dearing 1935-3-9 1898 Los Angeles Mint Cyn Comment
  SD41966  Eriophyllum pringlei Darley F. Howe 1947-5-5 1539 Los Angeles Palmdale Comment
  RSA674239  Erodium cicutarium LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 691 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  RSA70491  Erodium cicutarium F. W. Peirson 1919-2-28 2022 Los Angeles At Frank Peirson residence, 1085 New York Drive, Altadena Comment
  UCR179683  Erodium cicutarium R. G. Swinney, Dave Larson 1996-8-7 5245 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  OBI35620  Erodium cicutarium Rebecca Cicoria 1981-4-23 5 Los Angeles In upper end of Altamira Cyn, Rolling Hills 1829 Comment
  LA25979  Erodium moschatum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  SD51919  Erodium moschatum Peter H. Raven 1962-4-9 17135 Los Angeles San Clemente Island, Wilson Cove, near barracks, 60 Comment
  RSA0047331  Erysimum capitatum Orlando Mistretta 1990-5-16 s.n. Los Angeles Vicinity of Big Pines. Mountain High Ski Area 2098 Comment
  UC1034700  Erysimum capitatum H. and W. Arnott, J. Ingram, and F. Chisaki 1955-4-16 50 Los Angeles near Route 6 ca 2 mi w turn-off to Blum Ranch (near Acton) Comment
  UC56904  Erysimum capitatum Ernest Braunton 1902-5-5 298 Los Angeles Glendora Comment
  UCR179724  Erysimum capitatum R. G. Swinney, Dave Larson 1996-7-17 5144 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR190793  Erysimum capitatum R. G. Swinney 2001-4-18 7925 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  RSA530285  Erysimum capitatum var. capitatum Fay A. MacFadden 1931-3-12 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA610966  Erysimum capitatum var. capitatum L. C. Wheeler 1970-6-28 s.n. Los Angeles Little Fish Fork, Fish Fork Camp 2011 Comment
  UCR200153  Erysimum capitatum var. capitatum Valerie Soza, Shalini Deo, Stephen Dreher 2000-4-27 797 Los Angeles Verdugo Mountains, south side, Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road 488 Comment
  CATA167  Erysimum cheiri Mark L. Hoefs 1973-3-17 130 Los Angeles Santa Catalina Island: Pebbly Beach Road 3 Comment
  SD90491  Erythranthe guttata Robert F. Thorne 1966-4-17 36125 Los Angeles San Clemente Island; rocky bottom of upper reaches of Box Canyon, NW of Horse Canyon, SW of Thirst 244 Comment
  SD186341  Erythranthe parishii Andy C. Sanders 2005-5-24 30242 Los Angeles Santa Clarita area, nameless canyon NW of community of Mint Canyon,tributary of Santa Clara River 518 Comment
  UCSB2146  Eschscholzia caespitosa Wedberg, H. 1957-5-9 Los Angeles 4 miles N Hwy 101, Latigo Canyon Comment
  OBI35699  Eschscholzia californica Rebecca Cicoria 1982-5-8 73 Los Angeles Palos Verdes Peninsula: Purple Cyn, Rolling Hills Comment
  CAS-BOT-BC403191  Eschscholzia californica Ernest Braunton 1902-3-30 151 Los Angeles Elysian Hills Comment
  POM300562  Eschscholzia californica var. crocea Lyman Benson 1958-4-16 15785 Los Angeles Intersection of U.S. 99 and Antelope Valley Road, southeast of Gorman. 1067 Comment
  RSA199017  Eschscholzia hypecoides W. M. Gauntt 1966-4-30 176 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  UC1971148  Eschscholzia minutiflora Louis C. Wheeler 1973-4-21 Los Angeles Foothills of San Gabriel Mountains: East fork Kentucky Springs Canyon. Comment
  RSA632442  Eschscholzia minutiflora Louis C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mountains: East fork Kentucky Springs Canyon 1280 Comment
  SD197821  Eucalyptus grandis A. C. Sanders, T. B. Salvato 2009-5-19 36822 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines south of Montebello Boulevard and west of Plaza Drive, south of large shopping mall called Montebello Town Center. 110 Comment
  RSA0053889  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-13 12202 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  UCR165419  Eucrypta chrysanthemifolia A. C. Sanders, Helen Kennedy 2005-4-13 29489 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  UCSB21854  Eucrypta chrysanthemifolia Day, Fran 1964-4-25 Los Angeles 16 miles south of Gorman along Highway 99 670 Comment
  UCR247284  Euphorbia Dan S. Cooper 2013-8-8 813- 48 Los Angeles Griffith Park, edge of Los Angeles Zoo near Zoo Dr. and Crystal Springs Dr. 143 Comment
  UCR193619  Euphorbia albomarginata R. G. Swinney 1999-6-18 7294 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  UCR255826  Euphorbia albomarginata R. G. Swinney 2010-5-12 12738 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
  UCD142532  Euphorbia albomarginata R. R. Jeffries 1931-9-18 2264 Los Angeles Van Nuys. Comment
  UCR91382  Euphorbia peplus Scott D. White 1996-4-13 3930 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  RSA748996  Euphorbia terracina A. C. Sanders, T. B. Salvato 2009-5-18 36808 Los Angeles 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
  UC53935  Euthamia occidentalis Ernest Braunton Sep 1902 693 Los Angeles Los Angeles Comment
  RSA0051676  Feijoa sellowiana Jack Pepper 1953-4-10 s.n. Los Angeles Cheviot Hills. Comment
  UCR186981  Festuca microstachys A. C. Sanders 2006-4-10 32004 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
  CATA1770  Festuca myuros Denise Kraus 2000-5-3 20 Los Angeles Santa Catalina Island: (Goat Harbor burn area) About 1100 feet north of Airport Road and 460 feet west of eastern fuel break ridge/road (which starts slighty east of parking loop). At GHB Transect 8 426 Comment
  UCR80040  Festuca myuros R. Mattoni 1988-4-1 88- 3 Los Angeles Vernon, central Los Angeles, vacant lot in 2400 block of East 28th St. Lot paved about 1 month after this collection was made 64 Comment
  UCR206532  Ficus carica A. C. Sanders, T. B. Salvato 2009-5-20 36859 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  UCR51494  Ficus microcarpa A. C. Sanders 1987-12-4 7445 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  RSA599778  Filago californica Steve Boyd, Lauren Raz 1997-3-25 9272 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
  UCR241090  Filago californica Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  POM277128  Filago californica E. S. Steele, H. S. Pratt 1935-5-10 s.n. Los Angeles West hills of Eagle Rock. Comment
  RSA545178  Filago gallica Timothy S. Ross 1992-4-16 6201 Los Angeles San Clemente Island: central part of island on upland stipa ulchra grassland, 268 degrees W, 500m distant from 1603ft peak above stone field station 439 Comment
  RSA579133  Foeniculum vulgare T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7442 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; narrow, eroded canyon through southerly coastal bluffs, ca. 2750m SE of Inspiration Point and 2680m WNW of White Point., Near 33 deg. 43 33.5 , 118 deg. 20 28 W 8 Comment
  POM19066  Forestiera pubescens P. A. Munz 1923-5-25 6821 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  SEINET3860296  Forestiera pubescens R. G. Swinney 2009-4-24 10482 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, ca 200 m below (north of) Littlerock Creek Dam.; 0 963 Comment
  CAS-BOT-BC53323  Frangula californica subsp. cuspidata W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts. Comment
  RSA391386  Frankenia grandifolia House, Grumbles 1930-5-13 s.n. Los Angeles San Clemente Island Comment
  LA200502  Frankenia salina L. Larson; 1928-4-21 98 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  RSA0077520  Fremontia californica G. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon. Comment
  RSA162693  Fremontodendron mexicanum J. D. Olmsted 1958-3-11 56 Los Angeles Along SE edge of Blanchard Park; oak woodland with gradual southward drainage along San Antonio Creek on Pomona College campus 366 Comment
  RSA594751  Fritillaria biflora Timothy S. Ross 1995-4-7 8367 Los Angeles 'OLD RIDGE ROUTE'': 2.9 road miles NNW of its intersection with Templin Highway; ca. 1840 m WNW of the confluence of Castaic Creek and Fish Canyon. 927 Comment
  RSA482515  Funastrum cynanchoides var. hartwegii Richard Noyes, L. Arnseth 1988-4-30 499 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  UCR276973  Galium andrewsii R. G. Swinney 2010-6-1 13144 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  JEPS114005  Galium andrewsii subsp. andrewsii Timothy S. Ross and Steve Boyd 1994-5-4 7615 Los Angeles San Fracisquito Canyon: headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mountain summit. Comment
  SBBG68807  Galium andrewsii subsp. intermedium R. Hoffmann 1931-5-3 Los Angeles hills bordering Antelope Valley, 3 mi E of Elizabeth Lake Comment
  SBBG130723  Galium angustifolium S. A. Junak 2000-7-1 SCa 1371 Los Angeles just SW of Cape Cyn reservoir, upper Cape Cyn 344 Comment
  JEPS114013  Galium angustifolium subsp. angustifolium Timothy S. Ross and Steve Boyd 1994-5-10 7701 Los Angeles Saddle divide between E. Fork Fish Canyon and Warm Springs Canyon; vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132), NNW of Warm Springs Mountain summit. Comment
  POM50550  Galium angustifolium subsp. angustifolium L. R. Abrams 1901-4-3 1307 Los Angeles Santa Monica Mountains. Comment
  RSA600351  Galium angustifolium subsp. angustifolium Steve D. Boyd, Lauren Raz 1997-5-28 9889 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
  UCR178787  Galium angustifolium subsp. angustifolium R. G. Swinney 1989-5-17 s.n. Los Angeles San Gabriel Mtns, SW border of Glendora Wilderness Park, along fire road at Bluebird Hill 390 Comment
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Mar 10 2013
  SBBG84164  Galium angustifolium subsp. angustifolium G. R. Ballmer, G. Pratt 1986-3-25 Los Angeles El Segundo Dunes, back edge of the beach just W of Los Angeles International Airport 6 Comment
  CATA3326  Galium aparine Amy Catalano 2017-4-13 043 Los Angeles Santa Catalina Island: Edge of small rivulet about 170 meters SW of junction of Silver Peak and Water Tank roads 291 Comment
  LA51412  Galium aparine Peter H. Raven; 1960-4-2 14851 Los Angeles Santa Monica Mountains, Old Topanga Canyon, 0.7 mi NW of Topanga Canyon 243 Comment
  RSA725210  Galium aparine Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -60 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
  SBBG89796  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Chenetti Cyn Comment
  UCR271571  Galium aparine R. G. Swinney 2011-5-19 14786 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  UCD121663  Galium aparine Gary D. Cromwell; David W. Wheat 1971-4-30 585 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 mi. NE of Glendora. 426 Comment
  RSA549185  Galium californicum subsp. flaccidum Tim S. Ross, Peter Fritsch 1990-6-20 3663 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  UCR143195  Galium catalinense C. B. Wolf 1932-5-11 3553 Los Angeles Channel Islands, Santa Catalina Island, west side of Isthmus Harbor 30 Comment
  UC284132 Image available Galium catalinense subsp. acrispum P. A. Munz 1923-4-9 6682 Los Angeles canyon wall near Lemon Tank; San Clemente Island; near Lemon Tank, San Clemente Island Comment
  RSA187809  Galium catalinense subsp. catalinense Robert F. Thorne 1966-4-7 35983 Los Angeles Santa Catalina Island. Above beach near Parson Landing W of Arrow Point 5 Comment
  JEPS5159  Galium hallii Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-16 4211 Los Angeles in rocky flood bed of upper middle reaches of creek San Gabriel Mts., Angeles National Forest, Big Rock Creek (n side of mts) 1584 Comment
  RSA588970  Galium johnstonii Orlando Mistretta 1994-6-8 1351 Los Angeles Little Rock Creek, un-named drainage draining N slope of Bare Mountain 1738 Comment
  RSA771639  Galium johnstonii R. G. Swinney 2009-6-2 10987 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  LA50682  Galium nuttallii subsp. nuttallii Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC1409198  Galium porrigens Robert F. Thorne 1971-4-2 41416 Los Angeles n Mountain Ave.; San Gabriel Mts., Claremont, Johnson's Pastures 548 Comment
  UC1922582  Galium porrigens var. porrigens Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1153 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 412 Comment
  RSA320822  Galvezia speciosa F. C. Boutin 1967-4-23 1669 Los Angeles San Clemente Island: E side of island, Lemon Tank, a dump site. 305 Comment
  SD139168  Gambelia speciosa Jon Rebman, Jonathan Dunn 1996-4-29 3116 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island 24 Comment
  UC175478  Gamochaeta pensylvanica A. Davidson, M. D. 1914-6-1 2973 Los Angeles Azusa Station Comment
  RSA517154  Garrya flavescens Tim S. Ross 1990-10-9 3251 Los Angeles San Gabriel Mtns: Mill Creek Drainage, Tujunga Ranger Distric, Angeles National Forest. 1460 Comment
  RSA549150  Garrya veatchii Tim S. Ross 1990-6-20 3651 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon 1256 Comment
  RSA746571  Gayophytum R. G. Swinney 2008-5-13 8863 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UCR223176  Gayophytum R. G. Swinney 2009-7-22 11318 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA729698  Gayophytum decipiens R. G. Swinney 1998-8-31 6872 Los Angeles San Antonio Ridge, saddle 1.2 mi. west of West Mt. Baldy. 2378 Comment
  SBBG125535  Gayophytum diffusum subsp. parviflorum A. Parikh, N. Gale 2010-6-15 3300 Los Angeles upper Big Tujunga Cyn, 0.3 km E of Shortcut Station, 0.5 km N of St Hwy 2, San Gabriel Mtns 1300 Comment
  POM355352  Gayophytum oligospermum Fordyce Grinnell Jr. 1910-6-4 s.n. Los Angeles San Gabriel Mountains Comment
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Feb 3 2011
  RSA776386  Gayophytum oligospermum Orlando Mistretta, Christine Mistretta 2010-6-14 5319 Los Angeles upper Big Tujunga canyon, 1.93 road miles E of junction with Angeles Forest Hwy. 1040 Comment
  PASA1904  Gayophytum ramosissimum Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mountains Comment
  UCR241703  Gazania linearis Dan S. Cooper 2012-9-6 912- 79 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  UCR86819  Gazania linearis Scott D. White 1995-4-27 2937 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
  CAS-BOT-BC539374  Gilia R. G. Swinney 2008-5-8 8791 Los Angeles San Gabriel Mtns: West Fork Punchbowl Canyon near north boundary of Devils Punchboal Co. Park, 0.6. mi SW of Big Rock Creek Rd 1263 Comment
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Aug 14 2017
  SBBG58390  Gilia R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR191703  Gilia A. C. Sanders 2008-4-11 34856 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 990 Comment
  SEINET12278751  Gilia achilleifolia Unknown 1933-1 8509 Los Angeles Hollywood Hills Comment
  SFV2885  Gilia achilleifolia P. G. Kilburn 1958-3-5 647 Los Angeles San Fernando Valley Oat Mountain, Brown Canyon. Comment
  RSA187908  Gilia angelensis R. F. Thorne 1966-4-5 35845 Los Angeles Santa Catalina Island, Cottonwood Canyon. 107 Comment
  UCR281147  Gilia brecciarum R. G. Swinney 2014-4-30 16254 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UCR222781  Gilia brecciarum subsp. brecciarum R. G. Swinney 2009-4-28 10555 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  HSC16970  Gilia capitata C. S. Apperson 1967-6-11 Los Angeles 1.0 mi. down Canton Canyon trail from the end of Townsend Park Rd. Comment
  IRVC26155  Gilia capitata A. C. Sanders 2003-5-1 26243 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 396 Comment
  RSA0036975  Gilia capitata R. G. Swinney 2010-5-11 12666 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
  UCR155137  Gilia capitata A. C. Sanders 2005-5-5 29941 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  RSA11014  Gilia capitata subsp. abrotanifolia C. B. Wolf 1928-4-1 sw.n. Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  RSA595170  Gilia capitata subsp. abrotanifolia Steve Boyd 1996-4-25 8686 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
  RSA0088595  Gilia latiflora R. G. Swinney 2010-5-11 12674 Los Angeles 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
  CHSC34462  Gilia latiflora subsp. davyi J. Eckert 1968-4-13 99 Los Angeles 5 mi. N. of Pearblossom off Hwy. 138 in S. Mojave Desert. 762 Comment
  RSA621050  Gilia latiflora subsp. davyi J. Mark Porter 1998-4-27 11841 Los Angeles Libre Mountain: W. end of mountain along road to summit. 162 Comment
  UCR206277  Gilia latiflora subsp. davyi R. G. Swinney 2008-6-4 8947 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  CAS-BOT-BC226316  Gilia latiflora subsp. davyi Alva Day 1973-4-23 73 -104 Los Angeles Hwy 138, 5 mi. W. of Los Angeles County line, just west of aqueduct Comment
  LA88522  Gilia latiflora subsp. davyi O. H. Kappler; 1945-4-20 735 Los Angeles near Gorman 1066 Comment
  RSA67268  Gilia latiflora subsp. davyi Verne Grant, Alva Grant 1952-4-21 17557 Los Angeles along Hwy about 4 mi. S of Gorman on Tejon Pass rd. Comment
  RSA469371  Gilia latiflora subsp. latiflora Elbert Benjamine 1929-3-31 131 Los Angeles Antelope Valley. Comment
  SEINET7040199  Gilia latifolia A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  UCR223744  Gilia leptantha subsp. transversa R. G. Swinney 2009-6-24 11241 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  UC1594380  Gilia nevinii Tim Ross 1992-4-14 6164 Los Angeles just above mouth Nanny Canyon (lower end canyon, central e side San Clemente Island); San Clemente Island, central e side, Nanny Canyon 182 Comment
  SBBG122092  Gilia ochroleuca subsp. bizonata A. Parikh, N. Gale 2003-5-10 729 Los Angeles Bald Mtn, 1 km SE of summit, 0.8 km SW of Old Ridge Rd 1185 Comment
  UC879941  Gilia ochroleuca subsp. vivida Alice Eastwood 1919-6-20 9014 Los Angeles Mt. Wilson Comment
  UCR189260  Gilia sinuata R. G. Swinney 1998-5-16 6062 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  CDA22264  Gilia tricolor subsp. tricolor Garrettson 1915-1 s.n.-A Los Angeles Montebello Hills District. 0 Comment
  POM184517  Githopsis diffusa subsp. diffusa Thos. Craig 1927-6-8 412 Los Angeles In Bear Canyon Trail to Mt. San Antonio Comment
  UCR51693  Gnaphalium californicum Steve Boyd, T. Elias 1987-4-14 2035 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  POM292429  Gnaphalium californicum Arthur L. Cohen 1935-8-8 712 Los Angeles Santa Monica. Pacific Ocean Watershed 61 Comment
  POM4655  Gnaphalium leucocephalum Anstruther Davidson 1918-04 s.n. Los Angeles San Fernando Valley. Comment
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Sep 2 2014
  RSA593581  Gnaphalium palustre Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8909 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA590926  Grayia spinosa Orlando Mistretta 1994-04 1016 Los Angeles San Gabriel Mountains: Little Rock creek. Slopes E of Little Rock creek reservoir. 1006 Comment
  CAS-BOT-BC305255  Grindelia hirsutula John Thomas Howell 1928-11-13 4090 Los Angeles On Berendo St. near U.C.L.A., Los Angeles Comment
  RSA3552  Guillenia lasiophylla C. B. Wolf 1932-5-9 3496 Los Angeles Santa Catalina Island. Along the road to Renton Mine, about due west of Pebbly Beach. 305 Comment
  RSA660426  Guillenia lasiophylla Orlando Mistretta 1992-5-18 324 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA286514  Guillenia lasiophylla John F. Emmel 1979-5-8 630 Los Angeles Santa Catalina Island, along dirt road on slope above the Renton Mine 305 Comment
  JEPS18979  Gutierrezia microcephala Frank W. Peirson 1923-9-1 4016 Los Angeles Sheep Creek San Gabriel Mountains, Sheep Creek 1524 Comment
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Aug 14 2013
  OBI16359  Gutierrezia microcephala Robert F. Hoover 1966-10-14 10153 Los Angeles Pearblossom Comment
  SBBG8306  Gutierrezia microcephala R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CAS-BOT-BC302135  Gutierrezia sarothrae Moxley 1914-6-20 s.n. Los Angeles Annandale, Los Angeles Comment
  SBBG119983  Harpagonella palmeri A. C. Sanders, T. Wotipka, M. A. Elvin 2003-4-29 26153 Los Angeles Castaic Mesa, Newhall Ranch, NE of the filtration plant, N of Charlie Cyn, 1.2 air mi E Lake Hughes Rd 488 Comment
  RSA527742  Hazardia cana Steve Boyd, Timothy S. Ross, Arnseth 1990-4-8 4308 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  SD135121  Hazardia cana Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-24 22694 Los Angeles San Clemente Island, China Canyon, above confluence of Iwo Jima Gulch. 199 Comment
  UC134292  Hazardia squarrosa var. grindelioides C. F. Baker 1903-10-10 3732 Los Angeles near Claremont; San Antonio Canyon Comment
  SEINET3371850  Hedypnois cretica G. Rink 2011-6-1 10564 Los Angeles Next to Highway 57, north of La Brea, weedy place 213 Comment
  UCR273165  Hedypnois cretica R. G. Swinney 2011-5-10 14629 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 629 Comment
  CLARK-A1528-1935  Hedypnois cretica Alfred R. Roos 1954-5-17 Los Angeles Hollywood 91 Comment
  SFV13210  Helenium bigelovii W. M. Perry Oct 1980 130 Los Angeles San Gabriel Mountains Mount Baldy. 1524 Comment
  POM359756  Helenium puberulum L. C. Wheeler 1931-8-22 14 Los Angeles Puddingstone Lake. 259 Comment
  RSA682671  Helianthus gracilentus LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1090 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  CAS-BOT-BC305787  Helianthus nuttallii Ernest Braunton 1902-9-1 698 Los Angeles East Los Angeles Comment
  CDA34314  Heliotropium curassavicum M. O'Brien 2011-6-25 16 -Nov Los Angeles Santa Monica Mountains; El Matador State Beach. 30 Comment
  RSA0035884  Heliotropium curassavicum R. G. Swinney 2009-11-9 11592 Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  UCR240000  Heliotropium curassavicum R. G. Swinney 2009-11-9 11592 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  SFV6937  Heliotropium curassavicum var. oculatum T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 638 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  RSA603411  Hemizonia fasciculata L. C. Wheeler 1936-6-21 4172 Los Angeles W Fork Palmer Canyon 640 Comment
  RSA724397  Hemizonia fasciculata K. Dobry 1991-5-22 D- 637 Los Angeles Soka University NE section. Santa Monica Mts. 1 mi East of Las Virgenes Rd off Muholland Hwy. Comment
  UCR126858  Hemizonia fasciculata A. C. Sanders 2003-4-29 26181 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  CDA7035  Hemizonia fasciculata T. C. Fuller 1962-6-7 8876 Los Angeles Road to Brea, Puente Hills, ca. 3 miles southwest of Pomona. 0 Comment
  RSA360318  Hemizonia minthornii Robert Gustafson 1980-7-30 1835 Los Angeles Diamond Bar Ranch, north end of Topanga cyn. Blvd. at the junction of the Simi Fry. about 1/2 mile east of Iverson Rd. Santa Susanna Mts. Comment
  LA201497  Hesperocnide tenella Arthur C. Gibson; 2003-4-24 4859 Los Angeles 243 Comment
  RSA0086537  Hesperocnide tenella R. G. Swinney 2011-5-3 14567 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  SBBG111002  Hesperolinon micranthum A. Parikh, N. Gale 1998-5-28 LA 01 Los Angeles S of Agoura Hills, on a gentle S-facing slope N of Triunfo Cyn Rd, near the intersection of Kanan Rd 260 Comment
  RSA550432  Heterocodon rariflorum T. S. Ross 1992-7-10 6657 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater Canyon & Wickiup Canyon. 967 Comment
  CHSC3722  Heteromeles arbutifolia Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. Comment
  OBI69265  Heteromeles arbutifolia John Knapp, Denise Knapp 2003-4-13 29 Los Angeles Catalina Island 104 Comment
  POM147512  Heteromeles arbutifolia Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  UC860423  Heteromeles arbutifolia Ezra C. Knopf 269 Los Angeles Santa Catalina Island Comment
  UCR205519  Heteromeles arbutifolia A. C. Sanders, T. B. Salvato 2009-5-19 36819 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
  RSA0072472  Heteromeles arbutifolia Doris Bowers 1957-2-15 355 Los Angeles Dalton Canyon. 610 Comment
  RSA0074409  Heterotheca grandiflora C. F. Baker 1903-10-1 4075 Los Angeles Claremont. Comment
  RSA0075645  Heterotheca grandiflora F. W. Peirson 1918-10-15 281 Los Angeles Foot of Echo Mountain Trail, south base of San Gabriel Mts. 548 Comment
  RSA0075802  Heterotheca grandiflora Gary D. Wallace 1978-2-12 1582 Los Angeles Palos Verdes Peninsula: N of Portuguese Bend at the end of Forrestall Drive. Comment
  RSA0075833  Heterotheca grandiflora Orlando Mistretta 1995-7-12 1900 Los Angeles San Gabriel Mountains: Little Rock Creek, just N of Guard Station along Little Rock Creek, below the dam. 976 Comment
  SBBG63117  Heterotheca sessiliflora subsp. echioides R. Hoffmann 1927-7-16 Los Angeles Ridge Route (US Hwy 99), near Gorman's Comment
  UC894735  Heterotheca sessiliflora subsp. fastigiata I. W. Clokey and B. C. Templeton 1936-5-18 5666 Los Angeles 1 mi above San Gabriel Canyon dam; San Gabriel Canyon Comment
  RSA0063162  Heuchera abramsii Louis C. Wheeler 1967-9-13 10741 Los Angeles San Gabriel Mountains: West Baldy. 3041 Comment
  RSA0062944  Heuchera elegans F. W. Peirson 1928-6-2 7935 Los Angeles Trail up south fork of Rock Creek, north face of San Gabriel Mts. 1905 Comment
  RSA0063243  Heuchera elegans R. F. Thorne, M. Z. Thorne 1968-11-9 37860 Los Angeles San Gabriel Mts., Angeles National Forest: summit of Mt. Williamson. 2499 Comment
  RSA199047  Hirschfeldia incana W. M. Gauntt 1966-4-9 138 Los Angeles Junction of Glendora Mountain Road with Glendora Ridge Road 915 Comment
  RSA607911  Hirschfeldia incana L. C. Wheeler 1961-6-13 7884 Los Angeles Pacoima Canyon near Dutch Louie Camp 716 Comment
  RSA656471  Hirschfeldia incana Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 695 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 579 Comment
  SFV21012  Hirschfeldia incana L. Gross 2003-3-7 766 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Southeast-facing slope, road next to and below a pylon, near east end of a southwest-facing ridge. The far west end of ridge ends above the 210 Freeway. 564 Comment
  POM348805  Hoita macrostachya H. de Forest 1934-5-1 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  POM47140  Hoita macrostachya I. M. Johnston 1924-8-13 s.n. Los Angeles San Antonio Mtns. Evey Canyon. 731 Comment
  CAS-BOT-BC149945  Holodiscus discolor var. discolor C. S. Morris 1908-6-15 113 Los Angeles Summit Mt. Lowe, N. slope Comment
  UCR186565  Hordeum marinum A. C. Sanders 2006-5-16 32342 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
  RSA716645  Hordeum murinum Andrea Edwards, Pam De Vries 2005-3-29 50 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA628955  Hordeum murinum subsp. leporinum L. C. Wheeler 1968-4-26 s.n. Los Angeles Saddle immediately east of Magic Mountain Comment
  RSA595684  Hordeum vulgare var. trifurcatum Timothy S. Ross, Victor W. Steinmann 1995-5-8 8547 Los Angeles First unnamed canyon E of Spunky Canyon, N side of Bouquet Reservoir 915 Comment
  RSA774166  Horkelia rydbergii R. G. Swinney 2009-7-22 11343 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  UC10305  Hornungia procumbens A. Davidson 1904-5-18 Los Angeles Antelope Valley Comment
  CAS-BOT-BC213011  Hosackia crassifolia Victor Duran 1933-7-8 3504 Los Angeles Horse Flats, San Gabriel Mts. On drained slopes in the Jeffrey pine forests. 1676 Comment
  SBBG125058  Hulsea vestita subsp. gabrielensis A. Parikh, N. Gale 2010-6-18 3338 Los Angeles Upper Big Tujunga Cyn, 1.1 km N of St Hwy 2 (St Hwy 2, Angeles Crest Hwy), 0.3 km W of Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1222 Comment
  CAS-BOT-BC312621  Hulsea vestita subsp. vestita Robert F. Thorne 1969-7-2 38257 Los Angeles San Gabriel Mts., Angeles National Forest: at Upper Chilao Campground 1615 Comment
  RSA230262  Humulus lupulus R. F. Thorne 1969-7-2 38323 Los Angeles Angeles National Forest; Cedar springs ca. 1/2 mile E of Kratka ridge along Angeles Crest Hwy 2072 Comment
  SEINET13276731 Image available Hypochaeris glabra R. G. Swinney 2011-1 14474 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
  CAS-BOT-BC312942  Hypochaeris glabra Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4254 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W. side Comment
  CAS-BOT-BC311706  Isocoma menziesii var. vernonioides Alice Eastwood 1917-7-20 6513 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC311716  Isocoma menziesii var. vernonioides A. J. McClatchie 1895-9-1 901 Los Angeles Near Pasadena Comment
  JEPS19118  Isocoma menziesii var. vernonioides Elizabeth Day Palmer 1908-8-11 Los Angeles Los Angeles Comment
  OBI28468  Isocoma menziesii var. vernonioides J. & B. Sample, B. Sample 1981-8-15 5620 Los Angeles San Pedro W of Point Fermin Park Comment
  POM359496  Isocoma menziesii var. vernonioides George R. Johnstone 1932-9-30 15843 Los Angeles Palos Verdes Hills. Comment
  CATA1237  Jaumea carnosa Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2315 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  UC170832  Juglans californica var. californica Geo. B. Grant 1905-5-5 635 Los Angeles Pasadena Comment
  RSA305044  Juncus R. L. Armacost 1962-6-10 1477 Los Angeles Near Lake Sherwood. Comment
  CHSC35490  Juncus acutus subsp. leopoldii James Henrickson 1974-2-24 13809 Los Angeles Santa Catalina Island, at the lower part of Cottonwood Canyon where road crosses canyon mouth. In canyon bottom. 12 Comment
  RSA593557  Juncus acutus subsp. leopoldii Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8920 Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon, entering the narrower portion of the [floodplain?] 500 Comment
  RSA725757  Juncus balticus A. C. Sanders 2003-5-1 26248 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  RSA692083  Juncus balticus subsp. ater A. C. Sanders 2002-6-19 25152 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just S of Santa Clara River. 305 Comment
  UCR274136  Juncus bufonius Steven A. Junak 1999-7-15 SCa- 1030 Los Angeles Channel Islands, Santa Catalina Island, Bulrush Canyon 238 Comment
  UCR277017  Juncus bufonius R. G. Swinney 2010-9-30 13924 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
  RSA150916  Juncus bufonius Peter H. Raven 1962-4-10 17238 Los Angeles San Clemente Island. Gully to west side of island about 1.5 miles north of Thirst. 457 Comment
  UCR270894  Juncus bufonius var. bufonius R. G. Swinney 2011-5-24 14829 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA600982  Juncus bufonius var. bufonius L. C. Wheeler 1967-6-26 9881 Los Angeles Elsmere Canyon 441 Comment
  UCR223496  Juncus effusus R. G. Swinney 2009-6-2 11001 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  LA200992  Juncus effusus var. pacificus Carl Wishner; 1999-5-7 3196 Los Angeles 322.0 Comment
  RSA641437  Juncus macrophyllus L. C. Wheeler 1967-7-15 10052 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UC1584027  Juncus macrophyllus Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4049 Los Angeles ne of Tie Summit Station (e of Angeles Forest Hwy, Tujunga Ranger District, w drainage that meets Tie Canyon); San Gabriel Mountains, Angeles National Forest, Tujunga R.D. 1463 Comment
  UC1922693  Juncus mexicanus Scott D. White, A. Warniment 2006-7-18 11631 Los Angeles SE TEHACHAPI MTNS.: Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. Lebec 7.5' Quad. Comment
  RSA188486  Juncus rugulosus Robert F. Thorne, John Olmsted 1965-8-26 35421 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  RSA729227  Juncus saximontanus R. G. Swinney 1998-7-10 6410 Los Angeles Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground. Canyon bottom with riparian forest of Alnus rhombifolia, surrounded by montane coniferous forest and chaparral. 1585 Comment
  POM176278  Juncus textilis George B. Grant 3708 Los Angeles [No locality info on Label] Comment
  RSA640228  Juncus textilis L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  SBBG106890  Juncus textilis M. L. Hoefs, R. F. Thorne, J. Takara, M. Gay 1995-7-27 2506 Los Angeles just below lower Bullrush Reservoir 281 Comment
  LA103206  Juncus xiphioides Barry A. Prigge; 1985-6-14 6415 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  RSA0092324  Juncus xiphioides R. G. Swinney 2011-6-29 15342 Los Angeles San Gabriel Mountains: Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  HSC79121  Juniperus californica James Henrickson 1973-5-12 9594 Los Angeles 9 mi. SW of Little Rock, .2 mi. S of Mt. Emma Rd., along Hwy. N3 1189 Comment
  UCR125161  Juniperus californica A. C. Sanders, Mark Elvin 2002-6-18 25125 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCR140610  Juniperus californica Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 01 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  UCR277191  Juniperus osteosperma R. G. Swinney 2011-4-19 14418 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  CAS-BOT-BC235734  Keckiella cordifolia C. F. Baker 1903-7-20 3441 Los Angeles Claremont Comment
  LA51896  Keckiella cordifolia N. M. Gauss; 1961-5-14 23 Los Angeles 344 Comment
  RSA401775A  Keckiella cordifolia R. J. Tinkler 1969-7-12 s.n. Los Angeles Mullholland Drive, west of San Diego Freeway. Comment
  RSA650910  Keckiella cordifolia Joan Del Pino 1981-5-29 32 Los Angeles Galster Park. Comment
  UCD123815  Keckiella cordifolia J. E. Stumbo 1966-5-11 LASCA 545 Los Angeles wilderness area of the Lux Arboretum Annex, Monrovia. Comment
  SBBG22055  Keckiella ternata subsp. ternata R. F. Thorne 1963-7-11 32771 Los Angeles road to Upper Shake Cmpgrd, ca. 3 mi W of Lake Hughes, Angeles Nat Forest Comment
  CAS-BOT-BC238331  Keckiella ternata var. septentrionalis Ernest C. Twisselmann 1959-6-2 5320 Los Angeles Old Ridge Route, 1.25 mile north of Quail Lake Fire Station 1219 Comment
  UC1871180  Keckiella ternata var. septentrionalis T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-28 3969 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: NW slope between Tentrock Canyon and Poison Oak Canyon; T8N R17W ctr sect 33; elevation 4600-5040 feet. Comment
  RSA522286  Kickxia spuria Steve D. Boyd 1989-6-28 3757 Los Angeles Grounds of Rancho Santa Ana Botanic Garden, planter to the N of E end of Administration building. Comment
  UC303465  Kopsiopsis strobilacea I. Johnston 1917-7-4 1432 Los Angeles Mt. San Antonio, near summit of Baldy. 2895 Comment
  UCR141182  Krascheninnikovia lanata June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, near the Three Sisters hills, Antelope Valley, NE of Llano 976 Comment
  UCR204874  Lactuca serriola R. G. Swinney 2005-8-9 8401 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA724992  Lamarckia aurea K. Dobry 1990-3-25 105 Los Angeles Simi Hills at Dayton Canyon Comment
  UCSB12224  Lamarckia aurea Hochberg, Fred 1961-3-17 Los Angeles 20 meters below Milk Barn, Middle Ranch, Middle Canyon, Catalina Island Comment
  SEINET4133990  Lamium amplexicaule Louis C. Wheeler 1933-7-14 1937 Los Angeles Portrero Chico near Rio Hondo.; 0 69 Comment
  SEINET12276264  Lantana montevidensis W. F. Wight 1907-1 1589 Los Angeles Los Angeles, East Lake Park Comment
  CAS-BOT-BC412749  Lastarriaea coriacea Le Roy Abrams 1901-4-1 1218 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC338110  Lasthenia californica Geo. B. Grant 1903-4-23 s.n. Los Angeles Saugus Comment
  SBBG61658  Lasthenia gracilis R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  UCR183835  Lasthenia gracilis A. C. Sanders 2007-4-19 33428 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA213336  Lathyrus vestitus subsp. alefeldii Reid V. Moran 1941-2-28 605 Los Angeles Johnson Valley, Santa Catalina Island 250 Comment
  POM49786  Lathyrus vestitus subsp. alefeldii L. W. Nuttall 1920-5-7 s.n. Los Angeles Pebble Beach Canyon, Santa Catalina Island. Comment
  POM126275  Lathyrus vestitus subsp. laetiflorus Stella Wieman 1927-4-15 s.n. Los Angeles Tujunga Comment
  UC15339  Lathyrus vestitus subsp. laevicarpus J. H. Barber 1897-1-9 14 Los Angeles Santa Monica Canyon Comment
  RSA91307  Lathyrus vestitus subsp. vestitus F. W. Peirson 1918-5-5 s.n. Los Angeles santa Susana Grade, San Fernando Valley Comment
  RSA651395  Lathyrus vestitus var. vestitus Marion P. Harthill 1972-4-1 630 Los Angeles Mt. Wilson 1371 Comment
  RSA678696  Lavatera assurgentiflora Mark A. Elvin, Orlando Mistretta 1996-3-22 116 Los Angeles San Clemente Island Comment
  POM155793  Lavatera assurgentiflora subsp. assurgentiflora M. B. Dunkle 1928-4-11 1858 Los Angeles Bird Rock, Santa Catalina Island. 5 Comment
  UCR206503  Lavatera cretica A. C. Sanders, T. B. Salvato 2009-5-20 36860 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  CAS-BOT-BC482465  Layia glandulosa R. G. Swinney 2010-5-12 12755 Los Angeles San Gabriel Mountains: Soledad Canyon near Kentucky Springs, 2.2 mi W of Angeles Forest Hwy, 1.4 mi W of Cincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the S side of West Carson Mesa Rd 921 Comment
  SBBG61206  Layia glandulosa R. Hoffmann 1929-5-19 Los Angeles between Big Rock Crk and Los Angeles Recreation Park Comment
  UCR264622  Layia glandulosa Mitch Provance, Callen Huff 2009-4-28 10731 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
  UCR270052  Layia glandulosa R. G. Swinney 2011-4-20 14429 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  POM361622  Layia glandulosa Anstruther Davidson 1890-4-13 s.n. Los Angeles Arroyo Comment
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Aug 9 2010
  RSA0103789  Layia platyglossa R. G. Swinney 2011-4-20 14453 Los Angeles San Gabriel Mountains/ Western Mohave Desert: Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  RSA650940  Layia platyglossa Earl Asker 1950-4-23 s.n. Los Angeles Puddingstone Dam Road. Comment
  RSA624578  Lepidium didymum L. C. Wheeler 1973-4-9 s.n. Los Angeles Millard Canyon; approx. national forest boundary Comment
  CAS-BOT-BC89282  Lepidium flavum Ernest C. Twisselmann 1966-4-27 12103 Los Angeles Mojave Desert. Plains 14.1 miles west of El Mirage. 822 Comment
  SBBG2514  Lepidium fremontii H. and M. Dearing 1933-4-9 469 Los Angeles Palmdale-Victorville Hwy Comment
  NY76536  Lepidium latifolium T. S. Ross 1993-5-23 7213 Los Angeles Western Arcadia: slope on the north side of the Foothill Freeway (I-20) between Michillinda Avenue and its westbound off-ramp. Mt. Wilson 7.5 feet USGS quad 198.1 Comment
  UC1871155  Lepidium nitidum var. nitidum T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4928 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UC212643  Lepidium perfoliatum Marjorie Shaw, Edna Spaulding, and Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 988 Los Angeles Antelope Valley Mojave Desert Comment
  CDA3814  Lepidium pinnatifidum G. C. Fleischman 1942-4-6 Los Angeles La Senda Station, Southern Pasadena. 0 Comment
  UCR149850  Lepidium strictum Scott D. White 2004-4-23 10229 Los Angeles Los Angeles Basin, City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  LA204453  Lepidium virginicum var. menziesii Joseph Andorfer Ewan; 1932-5-10 7468 Los Angeles Verduco Canyon, at Colina Drive Comment
  POM155618  Lepidium virginicum var. pubescens M. L. Bryan 1928-6-2 2 Los Angeles Mandeville Canyon, near Santa Monica Mts Comment
  RSA609383  Lepidium virginicum var. pubescens L. C. Wheeler 1931-3-29 s.n. Los Angeles San Dimas Wash 372 Comment
  UC10684  Lepidium virginicum var. pubescens Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  POM361769  Lepidospartum squamatum Erwin Miller 1934-6-30 19119 Los Angeles Fish Canyon, San Gabriel Mountains. Comment
  SDSU4736  Lepidospartum squamatum F. Young Berg 1933-10-9 1570 Los Angeles East of Eli P. Clark Hall; Pomona College. Comment
  UCSB6626  Lepidospartum squamatum Bacigalupi, Rimo 1952-8-8 Los Angeles In wash of Bee Creek, tributary of Soledad Creek, in Soledad Canyon, 2.1 miles west of junction of Soledad Canyon road with Agua Dulce Canyon road 525 Comment
  POM352730  Leptochloa fusca subsp. uninervia Robert Gustafson 1981-5-15 2218 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR142710  Leptochloa uninervia Ian Swift 2001-9-27 338 Los Angeles Lower Bouquet Canyon; side channel of Bouquet Canyon, 50 m east of the Scudder Boy's Camp 432 Comment
  UCR86847  Leptodactylon californicum Scott D. White 1995-4-27 2966 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
  UC1584887  Leptodactylon pungens Tim Ross and Steve Boyd 1991-7-24 5620 Los Angeles ridge nne G.M. <Granite Mountain>; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1865 Comment
  RSA729743  Leptosiphon breviculus R. G. Swinney 1998-7-8 6306 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  SD237556  Leptosiphon breviculus R. G. Swinney 2009-4-28 10524 Los Angeles Transverse Range: San Gabriel Mountains: summit of Mt Emma (Pacifico Mountain 7.5'Q) 1584 Comment
  UCR276762  Leptosiphon breviculus R. G. Swinney 2011-5-16 14746 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  SBBG20054  Leptosiphon chrysanthus subsp. chrysanthus D. Myrick 1964-3-27 803 Los Angeles St Hwy 138, ca. 20 mi W of Victorville toward Palmdale 822 Comment
  SBBG95257  Leptosyne gigantea M. B. Dunkle 1928-4-11 1857 Los Angeles Bird Rock 4 Comment
  CAS-BOT-BC339289  Lessingia glandulifera var. glandulifera David D. Keck 1932-10-14 1950 Los Angeles Tujunga Wash, 4 miles east of Van Nuys, on Van Owen Street Comment
  POM361805  Lessingia glandulifera var. glandulifera George B. Grant 1906-9-14 s.n. Los Angeles Pasadena. Comment
  UCR164526  Lessingia glandulifera var. glandulifera T. B. Salvato, Sandra Murcia 2005-11-8 1283 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel from Palmdale Blvd to Avenue Q, east of 51st Street 805 Comment
  CAS-BOT-BC339277  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-10-9 3142 Los Angeles One mile sw. of San Fernando, San Fernando Valley Comment
  RSA65446A  Lewisia rediviva F. W. Peirson 1905-7-14 37 Los Angeles South of summit of Mt. San Antonio, San Gabriel Mountains Comment
  RSA365312  Leymus condensatus Robin S. Collins 1973-5-28 330 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 1098 Comment
  RSA725240  Leymus condensatus K. Dobry 1991-6-28 d- 867 Los Angeles Santa Monica Mts. Las Virgenes Rd. & Mulholland Hwy. at Soka Univ., E. Section 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
  RSA604309  Lilium humboldtii subsp. ocellatum Louis C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Fish Canyon at Upper Clamshell Truck Trail, west side. 1250 Comment
  CATA3494  Limonium perezii Benjamin J. Dion, Nathalie Cartan, Michael Thomas, Julia Parish 2017-10-11 046 Los Angeles Santa Catalina Island: Channel side; landscaped area on northeast edge of empty lot between Marilla Ave and Hiawatha Ave in Avalon 47 Comment
  RSA252907  Linanthus aureus R. F. Thorne 1973-5-11 43567 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  RSA506818  Linanthus aureus L. C. Wheeler 1967-5-12 9439 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  POM282431  Linanthus californicus Elaine Dalbom 1934-3-31 48 Los Angeles Pacific Palisades, Beverly Hills, 427 Comment
  RSA73290  Linanthus californicus F. W. Peirson 1918-5-4 158 Los Angeles Summit of Santa Monica Range, above Brents on the Malibu Comment
  UCR276774  Linanthus californicus R. G. Swinney 2011-5-16 14724 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  UCSB8481  Linanthus californicus Haller, Norman 1953-5-10 Los Angeles Angeles Crest Hwy about. 2 miles from Foothill Blvd. San Gabriel Mts Comment
  PASA751  Linanthus concinnus Margaret Stason 1931-6-13 Los Angeles Road between Buckhorn Flats and Chilao Ranger Station, San Gabriel Mts. Comment
  UCR275001  Linanthus dichotomus Michael Honer, Rachel Woodard 2006-4-25 2227 Los Angeles Tehachapi Mountains area, C. 2.5 miles NE of Quail Lake; 1 mile north of Hwy 138 1006 Comment
  UC106909  Linanthus dichotomus unknown Los Angeles Watts; Sunset Oil Company Comment
  JEPS58473  Linanthus liniflorus Frank W. Peirson 1919-6-6 456 Los Angeles Cow Canyon divide San Gabriel Mountains 1371 Comment
  POM364693  Linanthus parryae Christopher Davidson 1973-4-1 1886 Los Angeles 1 mile south of Littlerock. 762 Comment
  UCR124682  Linanthus parryae B. C. Templeton, I. W. Clokey 1930-4-8 1038 Los Angeles Mojave Desert, west of Lancaster 710 Comment
  UCR220045  Linanthus parryae R. G. Swinney 2009-4-24 10453 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA0115476  Linanthus pygmaeus A. C. Sanders, T. B. Salvato 2007-4-24 33479 Los Angeles Tehachapi Mountains: hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant. 1159 Comment
  SEINET12269437  Linaria texana I. W. Clokey, Templeton, B. 1929-1 4505 Los Angeles Mandeville Canyon, Santa Monica Mountains 350 Comment
  RSA729537  Lithophragma affine R. G. Swinney 1998-6-16 6973 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  POM6604  Lithophragma affine subsp. mixtum P. A. Munz, L. T. Street, G. Williams 1919-4-19 2497 Los Angeles Lone Hill, San Dimas. Comment
  RSA747757  Lithophragma heterophyllum Scott D. White, Justin M. Wood 2009-5-6 12665 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  UCR271722  Lithophragma heterophyllum R. G. Swinney 2011-3-26 14206 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  UCR223263  Lobelia dunnii R. G. Swinney 2009-8-19 11450 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  UCR275506  Lobelia dunnii var. serrata D. E. Bramlet 2011-8-26 4942 Los Angeles San Gabriel Mountains, Big Tujunga Canyon, near Big Tujunga Reservoir 662 Comment
  UCR127650  Loeflingia squarrosa A. C. Sanders, Mark Elvin 2002-6-18 25138 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  RSA612084  Loeflingia squarrosa var. squarrosa Valerie L. Soza 1998-4-26 73 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 411 Comment
  UC1237991  Loeseliastrum matthewsii John Weiler and R. L. Taylor 1961-5-13 61117 Los Angeles 0.6 mi. n.w. Cajon R.R. station (along U.S. Hwy. 395) Comment
  RSA0013198  Logfia filaginoides Orlando Mistretta, Christine Mistretta 2011-7-13 5937 Los Angeles Fall Creek Cyn near confluence with Big Tujunga Cyn, along Forest Road 3N27. 1005 Comment
  RSA0110846  Logfia filaginoides R. G. Swinney 2011-5-6 14606 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
  SD69489  Logfia filaginoides Robert F. Thorne, P. Everett 1965-6-22 34897 a Los Angeles Santa Catalina Island; rocky slope at upper end of Avalon 214 Comment
  CATA894  Logfia filaginoides Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1710 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  RSA0115759  Logfia gallica Steven A. Junak 1999-5-20 SCa- 941 Los Angeles Santa Catalina Island. Just S of Cottonwood-Black Jack Road, along N side of Escondido Canyon. 323 Comment
  CAS-BOT-BC283439  Lolium multiflorum Le Roy Abrams 1901-6-1 1723 Los Angeles Ballona River, Mesmer Comment
  UCR43944  Lolium perenne B. A. Prigge 1986-3-29 7144 Los Angeles San Gabriel Mtns., South of Canyon Country at Golden Valley/Antelope Valley Fwy (Calif. Hwy 14) 457 Comment
  RSA188270  Lolium perenne subsp. multiflorum R. F. Thorne 1966-5-31 36449 Los Angeles Santa Catalina Island: Little Harbor. 5 Comment
  RSA623854  Lolium perenne subsp. multiflorum Jon E. Keeley 1979-5-10 7285 Los Angeles 1.6 kilometers N of Pacific Coast Highway on Kanan Dume Road. 300 Comment
  RSA708604  Lolium perenne subsp. multiflorum Valerie L. Soza, LeRoy Gross 2001-5-9 1206 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
  POM356972  Lolium temulentum F. R. Fosberg 1931-4-8 4515 Los Angeles Avalon Valley, Santa Catalina Island. 40 Comment
  SBBG118816  Lomatium G. D. Wallace with M. Wallace 1983-5-20 2074 Los Angeles Aliso Cyn rd between Acton and Angeles Forest hwy Comment
  UCR209157  Lomatium lucidum Dan S. Cooper 2009-4-30 409- 18 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., NW shoulder of Cahuenga Peak, Griffith Park 511 Comment
  RSA452136  Lomatium lucidum Anstruther Davidson 1890-04 s.n. Los Angeles [no locality information provided] Comment
  RSA599884  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-5-6 9729 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
  UCR56409  Lomatium utriculatum S. J. Myers, E. LaRue 1989-3-21 s.n. Los Angeles Western Mojave Desert, Palmdale area, Elizabeth Lake Road at California Aqueduct 887 Comment
  UCD127801  Lomatium utriculatum Antonio F. Machado; Lisa Seemann 1993-4-28 7 b Los Angeles Santa Clarita Valley, near intersection of Sandrock and Ranchclub Drs. 1100 Comment
  UCR270649  Lonicera subspicata var. denudata R. G. Swinney 2011-11-1 15959 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  RSA406779  Lotus corniculatus N. C. Cooper 1945-5-1 2182 Los Angeles Santa Monica Mountains 762 Comment
  RSA599766  Lotus crassifolius var. crassifolius Steve Boyd, David E. Bramlet, Harry Spilman, Nancy Hanson, Susan Hobbs 1997-5-10 9785 Los Angeles Liebre Mountains region: Along summit of Liebre Mountain on Forest Service Road 7N23, 0.6 miles west of the intersection with 7N23E leading to Bear Gulch Camp. 1097 Comment
  RSA573748  Lotus grandiflorus var. grandiflorus T. S. Ross 1992-7-17 6734 Los Angeles Ridge between Condor Peak Saddle and Fox (trinagulation point, 5033-ft.) in first saddle NNW from Fox. 1402 Comment
  RSA527588  Lotus hamatus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4415 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA709409  Lotus humistratus A. C. Sanders, T. B. Salvato 2005-4-26 29724 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
  RSA747551  Lotus humistratus R. G. Swinney 2008-4-17 8687 Los Angeles San Gabriel Mtns.: San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  UCR126562  Lotus humistratus A. C. Sanders, Andy Thomson 2003-4-15 25986 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1000 ft. south of Magic Mountain theme park 396 Comment
  UCR259149  Lotus oblongifolius R. G. Swinney 2010-6-23 13361 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  RSA549529  Lotus procumbens var. procumbens T. S. Ross 1990-6-18 3447 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UCR174640  Lotus purshianus Jennifer H. Jones 2006-6-4 376 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  RSA702968  Lotus salsuginosus Scott D. White, Pam De Vries 2004-5-18 10406 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCR260340  Lotus salsuginosus R. G. Swinney 2010-5-4 12539 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
  UCR273204  Lotus salsuginosus R. G. Swinney 2011-4-26 14478 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  UC1594355  Lotus scoparius Tim Ross and Mathew Bell 1992-3-22 6052 Los Angeles ca 360 m nnw Yerba Buena Road intersection with Mulholland Highway (w side of Mulholland Highway); Santa Monica Mountains, Triunfo Pass U.S.G.S. 7.5' Quad. 487 Comment
  RSA579141  Lotus strigosus T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7434 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  RSA724523  Lotus strigosus K. Dobry 1991-6-28 d- 889 Los Angeles Santa Monica Mts. Las Virgenes Rd. and Mulholland Hwy. at Soka Univ., E. Section Comment
  POM1919  Lotus strigosus I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough. [locality name change to Laguna Dominguez] Comment
  RSA603905  Lotus wrangelianus L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon. Comment
  UCR73184  Ludwigia peploides Scott D. White 1992-10-8 906 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA75379  Ludwigia peploides subsp. peploides F. W. Peirson 1916-09 2080 Los Angeles Kewen Lake, Pasadena Comment
  CAS-BOT-BC198292  Lupinus Fred E. Burlew 1920-4-23 s.n. Los Angeles Hills above Glendale. Comment
  RSA0061215  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042002 Los Angeles Templin Hwy off I-5. 258 Comment
  UCR149823  Lupinus andersonii L. C. Wheeler 1970-7-25 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Heliport 0.3 mi N of South Mt. Hawkins 2287 Comment
  RSA755978  Lupinus andersonii Orlando Mistretta, Christine Mistretta 2008-4-12 2422 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  RSA414444  Lupinus arbustus B. C. Templeton 1932-5-31 4857 Los Angeles Big Pines Camp, Angeles National Forest 2134 Comment
  SEINET10484845  Lupinus benthamii Blakley 1958-5-9 BLAKLEY 2275 Los Angeles Annuyal, common, sun, granite loam, rolling grassland. 2 Miles e of gorman on Hwy 138 1097 Comment
  CATA1551  Lupinus bicolor Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2808 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  UCD168365  Lupinus bicolor J. W. Barry 1980-5-1 s.n. Los Angeles East of Hungry Valley SVRA. (Exact location unknown. Coordinates estimated by the label maker.) Comment
  UCR213406  Lupinus bicolor A. C. Sanders, Dan S. Cooper 2010-3-12 37339 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR258825  Lupinus bicolor R. G. Swinney 2010-5-11 12695 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
  SEINET10937042  Lupinus bicolor Thorne 1982-4-20 THORNE 55000 Los Angeles San gabriel mts: grassy slopes above little rock creek below dams; erect, Purplish-blue-flowered annual Comment
  POM350053  Lupinus bicolor subsp. microphyllus Geo. L. Moxley 1917-2-4 523 Los Angeles Van Nuys. Comment
  SEINET10484944  Lupinus bicolor subsp. tridentatus Ernest C. Twisselmann 1966-4-27 Twisselmann 12109 Los Angeles Sw side of antelope valley, los angeles county. Flowers blue. Abundant on an abandoned farming field, growing in light Gravelly soil. Originally joshua tree woodland. 884 Comment
  CHSC98055  Lupinus concinnus LeRoy Gross 2003-3-9 806 Los Angeles Transverse Ranges: San Rafael hills, (Verdugo Mountains Flora): 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
  SBBG131682  Lupinus concinnus S. A. Junak 1999-4-24 SCa 871 Los Angeles E of Empire Landing Rd 213 Comment
  RSA503875  Lupinus excubitus var. austromontanus N. C. Cooper 1948-4-21 2684 Los Angeles Littlerock 762 Comment
  UC865187  Lupinus excubitus var. hallii L. W. Nuttall 1920-5-11 183 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC216536  Lupinus excubitus var. johnstonii Carl B. Wolf 1936-5-27 7853 Los Angeles 2.4 miles above thi [the] Camp Summit, Aliso Canyon to Buckhorn Flats Road, San Gabriel Mountains 1706 Comment
  CAS-BOT-BC8448  Lupinus excubitus var. johnstonii Ivan Murray Johnston 1917-6-20 1491 Los Angeles San Antonio Mountains. Baldy Lookout of U.S.F.S. 1981 Comment
  RSA167055  Lupinus formosus W. G. Webb 1935-1-27 s.n. Los Angeles Near Glendale Comment
  UCR86525  Lupinus guadalupensis T. S. Ross, Amy Kendall 1992-4-15 6193 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  SBBG125474  Lupinus latifolius A. Parikh, N. Gale 2010-6-19 3344 Los Angeles upper Big Tujunga Cyn, 0.7 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1232 Comment
  SEINET10485603  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
  HSC104226  Lupinus microcarpus R. G. Swinney 2009-4-24 10439 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UC155194  Lupinus microcarpus var. densiflorus Katharine Brandegee June 1910 Los Angeles Saugus Comment
  IRVC29111  Lupinus microcarpus var. microcarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26124 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  OBI48494  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1346 Los Angeles Hwy 138 and 26th Ave in Palmdale Comment
  SEINET3131599  Lupinus odoratus Unknown 3624 Los Angeles Lancaster Comment
  UCSB3331  Lupinus odoratus Wedberg, H. 1957-4-19 Los Angeles E Pearblossom on 138 Comment
  RSA104354  Lupinus peirsonii H. L. Mason 1926-4-27 3026 Los Angeles Rock Creek Canyon, lower Pinyon Pine belt 1296 Comment
  UCR269939  Lupinus sparsiflorus R. G. Swinney 2010-4-13 12184 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
  RSA252873  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1973-5-11 43520 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  UCR85815  Lupinus succulentus T. S. Ross 1991-4-8 4479 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  RSA199162  Lupinus succulentus Robert F. Thorne, D. Propst 1968-5-27 37627 Los Angeles Santa Catalina Island, near margin of Thompsons Reservoir, Middle Ranch at upper (W) end of reservoir. Comment
  UCR78134  Lupinus truncatus Wandalee Thompson 1964-4-11 10 Los Angeles San Gabriel Mtns., Liebre Mountains, Angeles National Forest, near Green Valley, San Francisquito Canyon 854 Comment
  RSA661096  Lupinus truncatus Orlando Mistretta 1992-4-5 208 Los Angeles Guds, San Clemente Island. Comment
  RSA428862  Lycium cooperi Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA589187  Lycium cooperi J. Mark Porter 1991-4-28 4735 Los Angeles Ca. 1040 m due W of the little butte of Three Sisters. Bladed road heading N from Black Butte Basin Rd. x Ave. 'U' running northward to the W of BBB Rd. for about 1.2 mi.; then rejoining it NW of Three Sisters (buttes.) 951 Comment
  SEINET10696887  Lycopersicon esculentum Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2534 Los Angeles The Farmers Market, 6333 3rd St. Stand: Farm Fresh. Comment
  CAS-BOT-BC142320  Lyonothamnus floribundus subsp. floribundus P. C. Everett 1939-8-22 9536 Los Angeles E. slope of Black Jack Pk. in Swain's Canyon - Santa Catalina Island 457 Comment
  SBBG95709  Lyonothamnus floribundus var. floribundus M. B. Dunkle 1928-5-20 1962 Los Angeles head of Swain's (Swain) Cyn Comment
  UC218154  Lythrum californicum P. A. Munz, R. D. Harwood 1920-8-11 4387 Los Angeles 1 mi s of Claremont; Southern California 365 Comment
  CAS-BOT-BC343701  Madia elegans Timothy S. Ross; Steve Boyd 1990-5-23 2622 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1719 Comment
  RSA590709  Madia elegans subsp. wheeleri Timothy S. Ross, S. D. Boyd 1990-5-23 2622 Los Angeles San Gabriel Mountains, Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1646 Comment
  JEPS7519  Madia exigua Frank W. Peirson 1921-6-21 2446 Los Angeles w fork of the San Gabriel River San Gabriel Mts., Angeles National Forest 609 Comment
  LA88347  Madia gracilis O. H. Kappler; 1941-5-22 272 Los Angeles Santa Monica Mountains, Zuma Canyon, near summit of Mulholland Hwy and below Saddle Rock 609 Comment
  RSA199191  Madia gracilis R. F. Thorne, D. Propst 1968-5-28 37648 Los Angeles Santa Catalina Island: central Bullrush Canyon. 244 Comment
  RSA729944  Madia gracilis R. G. Swinney, D. W. Larson 1999-6-25 7411 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  POM175362  Madia gracilis E. Crow 1930-6-29 s.n. Los Angeles above camp Coldbrook Comment
  RSA607388  Madia minima L. C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mountains; Devil's Canyon 1433 Comment
  CATA535  Malacothamnus fasciculatus Sara L. Crockett 1997-5-1 695 Los Angeles Santa Catalina Island: 0.6 mile E of jct. of Empire Landing Road with Airport Road 483 Comment
  RSA433293  Malacothamnus fasciculatus M. B. Dunkle 1928-5-12 1932 Los Angeles Empire Landing, Santa Catalina Island. Comment
  SD3042  Malacothamnus fasciculatus Ruth B. Randall 1926-6-13 Los Angeles Tijiunga (?) Wash, Near L. A. Comment
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Jan 14 2015
  SEINET4044543  Malacothamnus fasciculatus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Malibu Creek State Park. 259 Comment
  SFV6947  Malacothamnus fasciculatus T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 628 Los Angeles Santa Monica Mountains First canyon east of Stokes Canyon. About 1 mile due east of Claretville Seminary. 229 Comment
  RSA646131  Malacothamnus fremontii Orlando Mistretta 1992-9-14 s.n. Los Angeles San Gabriel Mountains: North Fork Saddle. Tujunga Ranger District. Comment
  POM18241  Malacothrix foliosa P. A. Munz 1923-4-9 6612 Los Angeles San Clemente Island; North end Comment
  RSA251506  Malacothrix foliosa R. F. Thorne 1973-4-12 42908 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  UC2052831  Malacothrix foliosa M. B. Dunkle 1939-4-2 7211 Los Angeles San Clement Island. Southeast Point. Comment
  UCR73396  Malacothrix foliosa subsp. foliosa T. S. Ross, O. Mistretta, M. Hammit 1991-5-17 5080 Los Angeles Channel Islands, San Clemente Island, West Cove, SW of new landing field 6 Comment
  JEPS36641  Malacothrix glabrata F. W. Peirson 1921-6-20 2149 a Los Angeles North Fork San Gabriel River San Gabriel Mts. 762 Comment
  OBI6198  Malacothrix glabrata Shirley Vaughn 1974-5-11 8 Los Angeles Lancaster 718 Comment
  RSA133405  Malacothrix saxatilis var. tenuifolia P. H. Raven 1959-2-23 13804 Los Angeles Mulholland Drive 3.1 miles E of Decker 549 Comment
  UC375456  Malacothrix saxatilis var. tenuifolia R. L. Pendleton and F. M. Reed 1909-7-2 1355 Los Angeles road e Avalon; Santa Catalina Island 9 Comment
  POM278165  Malosma laurina Lyman Benson 1933-11-12 5730 Los Angeles Westwood, Beverly Hills. 122 Comment
  UC449685  Malosma laurina I. J. Condit 1908-6-29 22 Los Angeles Catalina Island Comment
  UCD116846  Malosma laurina Elizabeth Boncimino 1993-5-4 s.n. Los Angeles Eddleston Park, Northridge. 426 Comment
  SD92022  Malva assurgentiflora Reid Moran, R. M. Beauchamp and T. Oberbauer 1975-8-22 22673 Los Angeles San Clemente Island; Wilsons Cove. 49 Comment
  UCR97327  Malva nicaeensis B. G. Pitzer 1996-4-27 2725 Los Angeles City of Signal Hill, Reservoir Park, on Wardlow Road between Orange Street & Walnut Street, east of Long Beach Blvd. Comment
  RSA746777  Malva parviflora R. G. Swinney 2008-4-17 8680 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  SFV18431  Malva parviflora C. Ferguson 1974-4-26 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Next to Nature Center. 460 Comment
  RSA433877  Malvella leprosa Robert Gustafson 1980-7-9 1809 Los Angeles Ballona Wetlands, Area 3. Comment
  UCR187199  Marah fabacea A. C. Sanders 2006-4-18 32115 Los Angeles Tehachapi Mtns. Foothills, hills south of Oso Canyon on the west side of the Cement Plant Rd., c. 0.75 mile north of Quail Lake 1067 Comment
  RSA3681  Marah macrocarpa C. B. Wolf 1932-5-9 3455 Los Angeles Pebbly Beach, Santa Catalina Island. 30 Comment
  UCR216755  Marah macrocarpa R. G. Swinney 2009-2-20 10007 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  RSA440978  Marah macrocarpa A. H. Musick 1936-04 s.n. Los Angeles El Segundo Comment
  RSA584507  Marah macrocarpa var. major Tim Ross 1992-4-14 1610 Los Angeles San Clemente Island. Eastern escarpment just inside the mouth of Nanny Canyon before it opens onto a sloping terrace and flows northward. 168 Comment
  SD112046  Marah macrocarpa var. major Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island, mid-Avalon Canyon-Hour Trail Comment
  RSA77639  Marah macrocarpa var. major F. W. Peirson 1923-4-9 3480 Los Angeles San Clemente Island: 5 miles SE of Wilson's Cove Comment
  CDA29486  Marrubium vulgare Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  UC76187  Marrubium vulgare Pupils of Los Angeles High School under Miss E. Palmer May 1902 Los Angeles Garvanza Comment
  LA200588  Marrubium vulgare Jonathan Sauer; J. Habeck, D. Bradbury 1969-5-21 4547 Los Angeles Santa Monica Mountains, above Encino 396 Comment
  RSA409816  Marrubium vulgare I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
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Oct 7 2008
  UC416691  Marrubium vulgare J. Grinnell 1903-6-27 Los Angeles near Pasadena (Arroyo Seco); Arroyo Seco Comment
  CATA1586  Matricaria discoidea Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2856 Los Angeles Santa Catalina Island: By road to Toyon Beach 313 Comment
  SBBG131671  Matricaria discoidea S. A. Junak 1999-5-20 SCa 949 Los Angeles Cottonwood-Black Jack Rd, near small creekbed, at bird sample point 36 289 Comment
  RSA724550  Matricaria matricarioides K. Dobry 1992-4-14 D- 367 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  UCR205131  Matricaria matricarioides R. G. Swinney 2008-4-17 8693 Los Angeles San Gabriel Mtns., San Dimas, ridge between Sycamore and Shay canyons 497 Comment
  RSA646976  Meconella denticulata LeRoy Gross 2000-4-22 172 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  POM2402  Medicago lupulina I. M. Johnston 1917-6-15 1277 Los Angeles Camp Baldy. Comment
  SD181510  Medicago lupulina LeRoy Gross 2003-5-19 1026 Los Angeles Coastal Plains and Basins, San Fernando Valley Basin region, City of Sunland. Bluff south side of Big Tujunga Wash, weed in yard in housing tract called 'Sunhill Estates', growing out of crushed ornamental rock, in sunny open area. 366 Comment
  POM348032  Medicago polymorpha Ida Lou Sayler 1942-4-10 s.n. Los Angeles Vacant lots, south Pasadena Comment
  RSA151246  Medicago polymorpha var. brevispina Peter H. Raven 1962-4-9 17131 Los Angeles near barracks, Wilson Cove, San Clemente Island 61 Comment
  SFV20826  Medicago sativa L. Gross 2002-6-24 543 Los Angeles Verdugo Mountains Along La Tuna Canyon Road. 488 Comment
  RSA657451  Melaleuca nesophila Robert F. Thorne 1979-5-28 19 Los Angeles Verdugo Mountains Region: Intersection of Haines Canyon Road and Day St., Upper Tujunga 671 Comment
  RSA681337  Melia azedarach LeRoy Gross, Valerie Soza 2003-5-15 920 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave., Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. 366 Comment
  RSA276033  Melica imperfecta Jack Delaini 1974-3-22 82 Los Angeles Lodi canyon, San Dimas experimental Forest 366 Comment
  RSA656191  Melica imperfecta Joseph M. Keefe 1978-4-28 22830 Los Angeles Verdugo Mountains; Henderson Canyon Creek, 0.5 Km west of Lockerbie Road on Whitting Woods Road, La Crescenta. 427 Comment
  RSA707835  Melica imperfecta L. M. Prince, N. Refulio Rodriguez 2002-3-25 2 -281 Los Angeles Los Angeles National Forest north of Claremont. ~4 km north of San Antonio Dam on Mt. Baldy Rd. In NE facing ravine. 900 Comment
  RSA787202  Melica imperfecta J. D. Olmsted 1962-4-30 414 -B Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  UC144653  Melica imperfecta C. F. Baker 4782 Los Angeles Hills near Claremont Comment
  UCR219824  Melica imperfecta R. G. Swinney 2009-4-16 10369 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  UCR2561  Melica imperfecta F. M. Reed 1925-5-18 5134 Los Angeles La Canyada [La Canada] 396 Comment
  UCSB513  Melica imperfecta Mooney, Harold 1956-4-13 Los Angeles Mint Canyon Comment
  UCR219255  Melilotus albus Lorraine Weller 2009-8-27 082709- 01 Los Angeles Project Youth Green garden, 12467 West Osborne St., Pacoima 316 Comment
  RSA608722  Melilotus albus L. C. Wheeler 1931-3-14 s.n. Los Angeles La Verne. Comment
  SBBG12725  Melilotus indicus E. R. Blakley 1962-6-10 5213 Los Angeles camp area, Wilson Cove 30 Comment
  UCR136848  Melilotus indicus John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA720250  Melinis repens LeRoy Gross 2007-4-27 2662 Los Angeles Southwest side of the range: East branch of Jeffries Canyon. Access was intersection of Hollywood Way and Edmore Place. City of Sun Valley. 299 Comment
  RSA600805  Mentha Louis C. Wheeler 1968-9-3 s.n. Los Angeles San Gabriel Mountains: Widman Ranch, near house. Comment
  UCR280896  Mentzelia R. G. Swinney 2014-5-7 16409 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
  POM72483  Mentzelia dispersa I. M. Johnston 1925-8-1 6609 Los Angeles San Antonio Mountains: western end Ontario Peak ridge. 2348 Comment
  RSA0014588  Mentzelia dispersa Orlando Mistretta, Christine Mistretta 2011-6-18 5712 Los Angeles Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24. 1508 Comment
  CATA1883  Mentzelia micrantha Denise Knapp 2005-3-4 Los Angeles Santa Catalina Island: Airport Burn, near transect #8 342 Comment
  UCR129409  Mentzelia micrantha A. C. Sanders, Mark Elvin 2002-6-20 25238 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
  RSA446760  Mentzelia micrantha Anstruther Davidson 1908-01 1984 Los Angeles Hollywood. Comment
  RSA611661  Mentzelia veatchiana Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10091 Los Angeles Liebre Mountains region: Lower Leona Valley, southeastern end of Ritter Ridge and adjacent wash of Amargosa Creek, north of Elizabeth Lake Road. 853 Comment
  SD247668  Mentzelia veatchiana Ed Kentner 2014-3-21 362 Los Angeles Western Mojave Desert, approx. 13 km east of Pearblossom, near the corner of Largo Vista Road and Avenue X-8. 1876 Comment
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Jun 9 2016
  UCR223714  Mentzelia veatchiana R. G. Swinney 2009-6-17 11203 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA446799  Mentzelia veatchiana Robin S. Collins 1973-5-28 316 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon. 1067 Comment
  RSA402615  Mesembryanthemum crystallinum F. R. Fosberg 1931-4-29 S- 4713 Los Angeles Mouth of Cottonwood Canyon. Santa Catalina Island 2 Comment
  RSA233562  Mesembryanthemum nodiflorum R. F. Thorne 1970-3-6 39397 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  RSA659825  Mesembryanthemum nodiflorum Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 120 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC348450  Micropus californicus var. californicus Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6959 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, east side of Bouchette Canyon (draining northward to Johnsons Landing) 243 Comment
  UC92168  Microseris douglasii subsp. douglasii Samuel B. Parish June 1887 1902 Los Angeles Elizabeth Lake Comment
  UC557806  Microseris douglasii subsp. platycarpha Nell Murbarger 1936-3-1 51 Los Angeles San Clemente Island Comment
  RSA618733  Microseris lindleyi Scott D. White, Sandy Leatherman 1998-6-4 6635 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I-5 Freeway / Old Ridge Route and lake. Proposed North Lake Planned Community. 427 Comment
  UCR152896  Microseris lindleyi A. C. Sanders, Helen Kennedy 2005-4-13 29419 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  CATA519  Mimulus aurantiacus Sara L. Crockett 1997-4-22 666 Los Angeles Santa Catalina Island: First N/S-trending ridge leading to the Pacific Ocean, E of jct. of Wrigley Memorial Trail with East End Road, ca. 75 m S of road 291 Comment
  RSA735250  Mimulus aurantiacus Steve Boyd, Amber Maurice 2004-5-18 11341 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  IRVC29102  Mimulus aurantiacus var. pubescens A. C. Sanders 2003-6-20 26998 Los Angeles "Off-haul Canyon" between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  OBI9517  Mimulus aurantiacus var. pubescens H. E. McMinn & M. Van Rensselaer, M. Van Rensselaer 1945-6-6 1888 Los Angeles Hills a few miles W of Pomona, on Hwy 99 at summit of grade on high cut on S side of road Comment
  RSA0091979  Mimulus aurantiacus var. pubescens R. G. Swinney 2011-7-7 15424 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA59143  Mimulus aurantiacus var. pubescens G. R. Campbell 1950-4-17 14584 Los Angeles Escondido Canyon, leading to Malibu Lake, ca. 5 miles above Highway Alt. 101. 457 Comment
  UC917892  Mimulus aurantiacus var. pubescens Frank W. Gould 1944-4-16 2302 Los Angeles near corner of Skyline Drive and Ardsheal Drive; Whittier Hills Comment
  UCR136949  Mimulus aurantiacus var. pubescens B. C. Templeton 1930-5-27 1417 Los Angeles Western Transverse Range; Santa Monica Mtns., Higgins Canyon, north of Beverly Hills 200 Comment
  RSA0107434  Mimulus brevipes R. G. Swinney 2011-5-31 14898 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA660130  Mimulus brevipes Orlando Mistretta 1992-6-12 540 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  JEPS10247  Mimulus cardinalis Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  RSA611525  Mimulus cardinalis Louis C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: Camp Rincon, West Fork San Gabriel River. 450 Comment
  UC1483354  Mimulus cardinalis Robert F. Thorne, D. Propst and M. Hoefs 1974-9-12 45106 Los Angeles below Rancho Escondido; Santa Catalina Island, Cottonwood Canyon 106 Comment
  JEPS11020  Mimulus floribundus Frank W. Peirson 1921-6-19 2456 Los Angeles Crystal Lake San Gabriel Mountains 1676 Comment
  RSA0127463  Mimulus floribundus Louis C. Wheeler 1967-7-18 10081 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  JEPS86975  Mimulus fremontii var. fremontii David M. Thompson 1988-4-9 870 Los Angeles 3.2 mi s Hwy 132 (along Largo Vista Road (204th Street, Grandview Canyon Road), n side of mts.); San Gabriel Mts. 1280 Comment
  UC76127  Mimulus fremontii var. fremontii E. D. Palmer 1902-4 Los Angeles se Glendora Comment
  SBBG98516  Mimulus guttatus T. Ross 1991-5-23 5487 Los Angeles lower Tota Cyn 60 Comment
  SEINET3860457  Mimulus guttatus R. G. Swinney 2009-4-19 10389 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (hwy 39), c. 0.6 mi. north of Sierra Madre Ave.; 0 213 Comment
  JEPS4691  Mimulus johnstonii F. W. Peirson 1918-6-30 196 Los Angeles summit Mt. Wilson; San Gabriel Mts. 1737 Comment
  RSA0056596  Mimulus johnstonii Orlando Mistretta, Christine Mistretta 2010-6-10 5298 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  RSA447977  Mimulus moschatus Anstruther Davidson 1892-05 s.n. Los Angeles Glendale. Comment
  UCR16907  Mimulus palmeri T. P. Krantz 1979-6-21 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest: Horse Flat Campground 1677 Comment
  RSA0011603  Mimulus parishii Orlando Mistretta, Christine Mistretta 2011-6-14 5688 Los Angeles N edge of San Gabriel Mountains, 1.3 air miles N of Aliso Cyn Rd, 2.3 air miles S of Vincent, 0.8 miles W of Angles Forest Hwy. 1108 Comment
  RSA617364  Minuartia douglasii Steve Boyd, Richard K. Brummitt, Laura Moore 1998-5-26 10229 Los Angeles Liebre Mountains region: Warm Springs Mountain, knoll northwest of summit along road into Necktie Basin. 1133 Comment
  CAS-BOT-BC388665  Minuartia douglasii Geo. B. Grant 1902-5-27 s.n. Los Angeles Little Santa Anita Trail Comment
  RSA586676  Minuartia douglasii Orlando Mistretta 1995-5-10 1705 A Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1189 Comment
  SEINET177248  Mirabilis californica M. E. Jones 1882-2-25 3020 Los Angeles Pasadena Comment
  CAS-BOT-BC434629  Mirabilis laevis var. crassifolia Alice Eastwood 1917-7-20 6443 Los Angeles Santa Catalina Island Comment
  CATA1554  Mirabilis laevis var. crassifolia Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2811 Los Angeles Santa Catalina Island: Hillside above upper Cape Canyon 359 Comment
  RSA729713  Mirabilis laevis var. crassifolia R. G. Swinney 1999-6-18 7310 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  SFV22112  Mirabilis laevis var. crassifolia J. M. Keefe 2001-1-19 30980 Los Angeles San Fernando Valley Big Tujunga Wash, 200 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 385 Comment
  RSA121177  Mirabilis multiflora var. pubescens A. Simontacchi 1935-5-26 45 Los Angeles 1 3/4 miles WSW of Manzana. 915 Comment
  LA51379  Modiola caroliniana R. L. Armacost; 1953-6-21 2 Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  UCD86069  Monanthochloe littoralis F. M. Reed 1909-7-6 2856 Los Angeles Catalina Saltimus. Comment
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Dec 7 2014
  RSA532647  Monardella australis Tim S. Ross 1991-8-14 5779 Los Angeles Roundtop [Mtn.]. 1768 Comment
  CHSC103791  Monardella exilis Scott D. White 2003-6-8 9508 Los Angeles W Mojave Desert: Ner Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA134388  Monardella exilis C. Epling 1944-7-1 s.n. Los Angeles Gravel pit west of Little Rock Creek, and north of Little Rock. Comment
  SBBG71988  Monardella exilis M. N. Ackley -Jun-1927 462 Los Angeles near Lancaster 762 Comment
  RSA408714  Monardella hypoleuca H. E. Hasse 1906-01 1621 Los Angeles [Topanga canyon. ?] Comment
  SEINET12272526  Monardella lanceolata J. F. Bright, Wyman, C. 1931-1 5505 Los Angeles Mt. Wilson Comment
  RSA0003924  Monardella lanceolata var. glandulifera I. M. Johnston 1918-9-1 2139 Los Angeles San Antonio Mountains: Browns Flat 1311 Comment
  RSA126754  Monolopia lanceolata G. T. Nordstrom 1935-4-6 416 Los Angeles 1 mile SSE of Gorman. 1067 Comment
  JEPS26608  Mucronea californica Peter Kamb 1948-6-26 1120 Los Angeles near Sunland; Tujunga Wash 350 Comment
  RSA702976  Muhlenbergia californica Scott D. White 2004-7-28 10653 Los Angeles Clear Creek area. In and around 'The Pines' picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  RSA653908  Muhlenbergia microsperma Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 809 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 594 Comment
  RSA739661  Muhlenbergia microsperma John Dittes 2006-6-4 1393 Los Angeles Western Transverse Range, Simi Hills, N of Santa Susana Raod, 2.3 ir miles NW of chatsworth Highchool, 0.9 air mile W of Topanga Blvd, 0.8 air mile ENE of Santa Susana Pass 381 Comment
  RSA0070068  Muhlenbergia microsperma Mark L. Hoefs, Robert Given 1992-4-16 1803 Los Angeles Santa Catalina Island: Wild Boar Gully. 152 Comment
  RSA377607  Muilla maritima George B. Grant 1905-4-20 803 Los Angeles Pasadena. Comment
  UC1178584  Muilla maritima Peter Kamb June 1947 626 Los Angeles slopes above Pine Flats; San Gabriel Mts. 1981 Comment
  UC3795  Muilla maritima Harley P. Chandler 1897-5-4 Los Angeles Claremont 365 Comment
  RSA638857  Muilla maritima Valerie L. Soza, Kent Hughes 1999-6-17 554 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon., 34*11'50''N 118*01'32''W 746 Comment
  SBBG108939  Munzothamnus blairii S. A. Junak 1996-9-28 SCl 676 Los Angeles Box Cyn, ca. 0.5 mi downstream from Triangulation Pt "Snapper" 304 Comment
  SEINET8043945 Image available Myriopteris covillei Joseph Cahill 2011-1 111 -07 Los Angeles Transverse Ranges; San Gabriel Mountains: Angeles National Forest, along Glendora Ridge Rd. c. 2.5 miles from southwest of Mount Baldy Village. 1216 Comment
  RSA0103359  Nama californica Louis C. Wheeler 1948-6-13 6645 Los Angeles San Gabriel Mountains: Coldwater Canyon, off Big Tujunga. 1006 Comment
  UC24132  Nama demissa var. demissa Jos. Burtt Davy May 9-24 1896 2289 b Los Angeles Lancaster, Los Angeles County Comment
  SFV2976  Nama demissum M. L. Vincent 1962-5-19 252 Los Angeles Mojave Desert One mile from the Pearblossom turnoff to Valyermo. 975 Comment
  SBBG45748  Nama densa Leota Davidson 1965-5-9 161 Los Angeles ca. 6-10 mi E of Littlerock Comment
  SEINET3480607  Nandina domestica Unknown 16 Los Angeles Los Angeles, Los Angeles Comment
  SBBG14261  Nassella cernua M. A. Piehl, P. H. Raven 1962-6-9 62349 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  CAS-BOT-BC259923  Nassella lepida H. E. Hasse 1895-4-8 s.n. Los Angeles Canons [Canyons] of Santa Monica Range Comment
  UCD87915  Nassella lepida Peter H. Raven 1959-5-3 14059 Los Angeles Mulholland Drive near Beverly Glen Boulevard. 381 Comment
  SBBG98546  Nassella pulchra T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5340 Los Angeles between Box and Horse Cyns 484 Comment
  POM479  Nasturtium officinale W. R. Dudley 1896-6-12 4436 Los Angeles Gorman's Station Comment
  UCR273049  Nasturtium officinale R. G. Swinney 2011-6-1 14958 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  RSA73116  Navarretia fossalis F. W. Peirson 1906-7-19 950 Los Angeles Sink near Inglewood. Comment
  SBBG108415  Navarretia hamata T. Ross, G. Allan 1995-5-21 8616 Los Angeles between major terraces between the main stem of Horse Bench Cyn on the W of the main W stem of Chenetti Cyn on the e, 4790' NNW of Slope Triangulation Pt (781') and 5070' WSW of 1135' tri. Pt. near "Chenity" 315 Comment
  RSA469843  Navarretia hamata subsp. hamata Fordyce Grinnell Jr. 1910-05 s.n. Los Angeles La Crescenta. Comment
  CATA470  Navarretia hamata subsp. leptantha Sara L. Crockett, Steve Junak 1997-3-27 612 Los Angeles Santa Catalina Island: N slope of Little Harbor, directly above beach; ca. 50 m upslope 42 Comment
  RSA670111  Navarretia prostrata Beecher Crampton 1963-5-8 6794 Los Angeles Los Angeles, north of Gardena, Rosecrans Ave. just west of its junction with Western Ave. Comment
  SBBG122010  Navarretia setiloba A. Parikh, N. Gale 2003-6-5 753 Los Angeles S end of Cruzan Mesa, 2 km W of Sierra Hwy, 1.7 km SW of Vazquez Cyn Rd 650 Comment
  CAS-BOT-BC109083  Nemacaulis denudata var. denudata Marcus E. Jones 1900-7-12 s.n. Los Angeles Long Beach. Comment
  RSA0126321  Nemacladus longiflorus var. longiflorus F. W. Peirson 1921-6-21 2453 Los Angeles West Fork of San Gabriel River. 610 Comment
  RSA596173  Nemacladus ramosissimus L. C. Wheeler 1957-5-5 7264 Los Angeles San Gabriel Mountains. Dunsmore Canyon. 883 Comment
  RSA596954  Nemophila menziesii Scott D. White, Chet McGaugh 1995-5-9 3017 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  UCR185608  Nemophila menziesii A. C. Sanders 2007-4-25 33563 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  RSA0043165  Nemophila menziesii M. B. Dunkle 1933-4-19 3326 Los Angeles Palos Verdes Hills. Comment
  RSA346567  Nemophila menziesii var. menziesii Barry Burnell 1971-3-18 242 Los Angeles San Dimas Canyon, 6.2 miles from the intersection of Foothill and San Dimas Canyon Rd. 480 Comment
  RSA421316  Nemophila menziesii var. menziesii John P. Hill 1929-4-29 s.n. Los Angeles Verdugo Woodland Comment
  RSA598872  Nemophila menziesii var. menziesii Steve Boyd, T. S. Ross 1997-3-21 9238 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  RSA607025  Nemophila menziesii var. menziesii Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope of Smith Mountain, along Bear Creek Trail. 1280 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
  UCR259221  Nemophila pulchella var. fremontii Mitch Provance, Callen Huff 2009-4-29 10682 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile north of Gorman; site PO1091 1432 Comment
  RSA182739  Nicolletia occidentalis J. Massey 1966-4-22 1276 Los Angeles 31 miles west of Victorville, south of Hi Vista Comment
  RSA597559  Nicotiana attenuata Tim S. Ross, Bob Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3752 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  UCR149911  Nicotiana attenuata R. G. Swinney 1999-6-18 7335 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  CATA3491  Nicotiana glauca Benjamin J. Dion, Nathalie Cartan, Michael Thomas 2017-9-21 043 Los Angeles Santa Catalina Island: Interior; southeastern edge of Middle Ranch Reservoir, from dry soil to submerged in ~10cm of water 213 Comment
  RSA590515  Nicotiana glauca Tim S. Ross, W. Appleby 1993-5-19 7179 Los Angeles Western San Gabriel Mountains: long SSE-trending ridge S of Wilson Canyon Saddle. 768 Comment
  LA33447  Nicotiana glauca Peter H. Raven; 1959-5-3 14091 Los Angeles SANTA MONICA MOUNTAINS, Woodrow Wilson Dr, 1.6 mi W of Cahuenga Pass. 304 Comment
  LA51858  Nicotiana glauca A. M. Johnson; 1928-2-16 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UCSB33687  Nicotiana glauca Miller, Brian 1960-6-24 Los Angeles Devil's Gate Dam; San Gabriel Mountains 457 Comment
  UCR281596  Nicotiana quadrivalvis R. G. Swinney 2014-5-7 16425 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
  SEINET10696861  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3932 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCD138661  Nothoscordum gracile A. R. Roos 1958-5-2 s.n. Los Angeles Evans and Reeves Nursery, Brentwood, West Los Angeles. Comment
  POM183711  Oenothera cruciata Unspecified s.n. Los Angeles On the trail to Flumes 4 & 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  RSA653382  Oenothera elata subsp. hirsutissima LeRoy Gross 2000-8-25 259 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
  UC1007161  Oenothera elata subsp. hookeri Philip A. Munz 1935-9-22 14006 Los Angeles Claremont Comment
  POM311451A  Opuntia ficus-indica Lyman Benson 1963-3-22 16242 Los Angeles San Gabriel Mountains. Top of alluvial fan above (north of) Cucamonga. 457 Comment
  RSA0002223  Opuntia rugosa David Griffiths 1913-8-8 10364 Los Angeles Near Pomona. Comment
  RSA747177  Orobanche californica subsp. feudgei Orlando Mistretta 1992-6-25 615 Los Angeles Horse Flats. Comment
  RSA0059339  Orobanche fasciculata Robin S. Collins 1973-5-28 319 Los Angeles Angeles National Forest, San Gabriel Mts.: Trail Canyon, one location found at side of pack trail ca. 2.5-3 miles into canyon. 884 Comment
  RSA643102  Orobanche parishii subsp. parishii Orlando Mistretta 1992-9-1 789 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1146 Comment
  RSA402081  Orthocarpus purpurascens Unspecified 1884-4-30 s.n. Los Angeles [No location information provided.] Comment
  SEINET10661462  Oryza sativa Heidi H. Schmidt 1999-10-10 Schmidt 3914 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  CAS-BOT-BC355764  Osmadenia tenella J. Ewan 1929-6-21 3643 Los Angeles Verdugo Canyon, south end 548 Comment
  RSA0025161  Osmorhiza berteroi Jane Tirrell 2012-6-19 LS 0073 Los Angeles Lily Spring; downslope from Pacific Crest Trail, approximately 0.5 mile northwest of Mt. Hawkins. 2481 Comment
  UCSB4619  Osmorhiza brachypoda Decker, Helen 1946-4-14 Los Angeles Arroyo Seco Canyon, near Switzer's Camp 975 Comment
  POM353418  Oxalis albicans subsp. californica Blanche Trask 1902-04 s.n. Los Angeles Avalon. Santa Catalina Island. Comment
  RSA600308  Oxalis pes-caprae Scott D. White 1997-3-12 4736 Los Angeles Zuma Beach; mouth of Zuma Creek, E end of the County Beach. 8 Comment
  UCR261360  Oxalis pes-caprae R. G. Swinney 2010-2-27 11661 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
  UCR38817  Oxytheca luteola Frank C. Vasek 1985-6-5 s.n. Los Angeles Antelope Valley, along Hwy 138, c. 2 miles west of Hwy 14 Comment
  RSA230696  Oxytheca parishii var. parishii Robert F. Thorne, M. Z. Thorne 1969-7-10 38425 Los Angeles San Gabriel Mts; Angeles National Forest; south of Wrightwood-Big Pines Hwy, c. 1.5 miles W of Wrightwood, Swarthout Valley 1951 Comment
  RSA506848  Oxytheca parishii var. parishii James L. Reveal, Barbara J. Ertter 1976-6-28 4558 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 1.7 mile northwest of Mill Creek Summit 1662 Comment
  RSA529189  Oxytheca trilobata Tim S. Ross, S. D. Boyd 1991-7-24 5652 Los Angeles Granite Mountain: San Gabriel Mountain Range. 1976 Comment
  UCR276888  Oxytheca trilobata R. G. Swinney 2011-5-16 14748 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  RSA17061  Packera ionophylla C. B. Wolf 1936-5-27 7857 Los Angeles Aliso Canyon to Buckhorn Flats Road, 3.6 mi. above Tie Camp Summit (1st summit) 1889 Comment
  RSA199680  Paeonia californica I. W. Clokey, Bonnie C. Templeton 1929-04 4447 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  UC535363  Paeonia californica Ira W. Clokey, B. Templeton Apr. 1929 4447 Los Angeles Mandeville Canyon Santa Monica Mountains (hill side) 425 Comment
  UCR205113  Paeonia californica R. G. Swinney 2008-4-16 8675 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon, north end between east and west forks of canyon 393 Comment
  CAS-BOT-BC121158  Paeonia californica De-yuan Hong; K. Y. Pan; J. Z. Qiu 2005-5-22 H 05012 Los Angeles Angeles National Forest 900 Comment
  RSA562905  Panicum capillare Gary D. Wallace 1979-5-2 1837 Los Angeles Arcadia: Vacant lot, SW corner of Baldwin Ave. and Foothill Blvd. Comment
  RSA596189  Panicum capillare Lauren Raz, Steve Boyd 1996-10-23 22 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  POM148429  Papaver californicum L. R. Abrams 1899-3-31 233 Los Angeles Sepulveda Canyon, Comment
  UCR204426  Papaver californicum R. G. Swinney 2003-5-3 8191 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, upper drainage on ridge between Pavil and Pine canyons 793 Comment
  RSA678317  Parietaria hespera var. hespera Valerie L. Soza, Steve D. Boyd 2002-4-10 1398 Los Angeles Del Sur Ridge, east side of Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  RSA232796  Parietaria hespera var. hespera Robert F. Thorne 1966-4-15 36006 Los Angeles San Clemente Island. 2/3 mile SSE of Eel Point (and N of seal Cove), SW side of island. 46 Comment
  RSA601137  Paspalum dilatatum L. C. Wheeler 1946-6-23 6216 Los Angeles Alhambra. 16 North Abramson St. Comment
  CHSC95508  Pectocarya penicillata LeRoy Gross; Valerie Soza 2003-5-15 915 Los Angeles Transverse Ranges; Verdugo Mountains region: 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. UTM Zone; 3789207N, 0377280E. 366 Comment
  IRVC26463  Pectocarya penicillata A. C. Sanders, Mark Elvin, et al. 2003-3-4 25701 Los Angeles Newhall Ranch, upper "Long Canyon," ca. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA653473  Pectocarya penicillata Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 787 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 396 Comment
  RSA549538  Pectocarya penicillata T. S. Ross 1992-4-27 6242 Los Angeles Claremont: S side of Indian Hill mesa, SW of RSA grounds 393 Comment
  RSA659935  Pectocarya penicillata Orlando Mistretta 1992-5-18 329 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. 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
  UCR151333  Pectocarya setosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 866 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  RSA755633  Pedicularis semibarbata R. G. Swinney 2008-7-15 9207 Los Angeles Winston Peak. 2275 Comment
  RSA0091481  Pellaea andromedifolia R. G. Swinney 2011-3-22 14193 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  RSA674538  Pellaea andromedifolia LeRoy Gross 2003-2-22 742 Los Angeles South side; Along Brand Canyon (fire burned this area in Summer-fall of 2002). Above the falls area up the west fork drainage area of Brand Canyon. 479 Comment
  SEINET4537193 Image available Pellaea andromedifolia Minnie Reed 1896-4-2 Los Angeles Pomona Comment
  SBBG113042  Pellaea mucronata S. A. Junak with K. Kirkland 1998-4-30 SCa 562 Los Angeles upper part of Hamilton Cyn drainage, just downslope from Airport Rd 304 Comment
  LA82520  Pellaea mucronata var. mucronata O. H. Kappler; 1941-3-30 162 Los Angeles SANTA MONICA MOUNTAINS, W-fork Las Trancas (Rattlesnake) Canyon 365 Comment
  RSA616536  Pellaea mucronata var. mucronata Scott D. White 1995-10-19 3713 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
  SFV67  Pellaea mucronata var. mucronata J. H. Wood 1958-4-19 s. n. Los Angeles Santa Susana Mountains 5 miles north of Chatsworth on Route 118 on north side of pass. 489 Comment
  CATA1325  Pennisetum clandestinum Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-15 2422 Los Angeles Santa Catalina Island: Cemetery entrance, by roadside, Avalon 48 Comment
  UCR282589  Penstemon X parishii Dan S. Cooper 2017-6-13 617- 36 Los Angeles 25742 Mulholland Hwy, Calabasas 247 Comment
  POM175372A  Penstemon caesius Helen E. Sweet, West, E. Crow 1930-7-12 s.n. Los Angeles Exposed ridge near north Baldy Peak, San Gabriel Mts. Comment
  UCR202706  Penstemon caesius R. G. Swinney 2001-8-18 8055 Los Angeles San Gabriel Mtns., c. 400 m south of summit of Mt. Baden-Powell 2805 Comment
  RSA587614  Penstemon centranthifolius Orlando Mistretta 1994-4-29 1135 Los Angeles San Gabriel Mountains, Santiago Canyon 1143 Comment
  JEPS26475  Penstemon centranthifolius Peter H. Raven, Henry J. Thompson 1960-4-12 15038 Los Angeles junction of Latigo Canyon Road with Mulholland Highway; Santa Monica Mountains, jct Latigo Canyon Rd w/Muholland 518 Comment
  RSA285613  Penstemon centranthifolius D. C. Michener 1980-6-30 3690 Los Angeles San Gabriel Mountains. Circa 0.5 mile north of Aldeer Saddle on the road to Little Rock Creek. Comment
  RSA578331  Penstemon centranthifolius Tim S. Ross, Steve D. Boyd 1994-5-4 7648 Los Angeles East side of Grass Mountain: slope of southeasterly exposure, 420 m ENE of the main summit. 1346 Comment
  JEPS104736  Penstemon grinnellii John L. Morrison 1937-6-18 2567 Los Angeles San Gabriel Mountains; about 200 yds below the Mount Islip saddle on trail to Crystal Lake Comment
  SFV9207  Penstemon grinnellii var. grinnellii N. J. Manuwal 1972-4-30 s. n. Los Angeles San Gabriel Mountains Highway N2, 10 miles west of Lake Hughes at the edge of a dry meadow. Comment
  POM4207B  Penstemon heterophyllus subsp. australis Philip A. Munz 1918-5-26 2276 Los Angeles Claremont. Near mouth of Live Oak Canyon. Comment
  RSA618711  Penstemon heterophyllus var. heterophyllus Scott D. White, Sandra Leatherman 1998-6-4 6630 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I-5 Freeway / Old Ridge Route and lake. Proposed North Lake Planned Community., [range:] 34 31-33'N 118 37-39'W. 427 Comment
  UC1551977  Penstemon spectabilis Lyman Benson 1945-5-11 11713 Los Angeles on the Glendora Ridge Road 2 1/2 mi sw Camp Baldy (Cold Springs, San Gabriel Mountains, n slope); San Gabriel Mountains, Cold Springs 1371 Comment
  UC887344  Penstemon spectabilis Louis C. Wheeler 1932-7-2 905 Los Angeles Browns Flat San Gabriel Mts., Browns Flat 1310 Comment
  UC57007  Penstemon spectabilis var. spectabilis W. C. Blasdale Jun 1891 Los Angeles Santiago Canyon Comment
  POM123113  Pentachaeta lyonii Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  LA94188  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-6 1662 Los Angeles SANTA MONICA MOUNTAINS, ravine between Las Flores and Big Rock Rd, ca 0.25 mi above Hwy 1. 45 Comment
  SBBG20541  Pentagramma triangularis subsp. triangularis E. R. Blakley 1963-12-7 6342 Los Angeles shallow cyn, 200 ft N of lighthouse, N of Pyramid head 53 Comment
  UCSB62238  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-9-5 Los Angeles San Gabriel Mtns., E. Fk. of the San Gabriel River, ca. 1 1/2 mi. above Fish Fork Camp 1097 Comment
  RSA471846  Perityle emoryi M. B. Dunkle 1930-7-13 2435 Los Angeles Silver Canyon, Santa Catalina Island. Comment
  RSA526530  Perityle emoryi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-7 4268 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  SBBG95686  Perityle emoryi A. Liston, O. Mistretta, L. Rieseberg 1969-4-28 795 -7 Los Angeles China Cyn, central branch Comment
  SBBG95710  Perityle emoryi M. B. Dunkle 1928-5-5 1954 Los Angeles Ben Weston Beach 15 Comment
  SBBG65069  Phacelia J. R. and R. C. Robbins 1930-3-29 Los Angeles Antelope Valley Comment
  UC1349282  Phacelia bicolor var. bicolor James Henrickson 1965-4-22 1943 Los Angeles 17 mi e Lancaster (near Piute Butte); Mojave Desert 929 Comment
  LA98271  Phacelia brachyloba Elizabeth McClintock; 1945-5-1 sn Los Angeles Santa Monica Mountains, Dry Canyon-Cold Creek Road Comment
  POM3788  Phacelia brachyloba C. F. Baker 1909-5-15 5337 Los Angeles Mountains near Claremont. Comment
  RSA0065210  Phacelia brachyloba R. G. Swinney 2010-5-29 13401 Los Angeles Junction of W. Fork May Canyon with May Canyon Truck Trail, Forest Service Road 3N54. 793 Comment
  RSA428303A  Phacelia brachyloba Robert L. Dressler 1949-6-18 899 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  UC672386  Phacelia brachyloba Herbert L. Mason 1927-6-11 3745 Los Angeles Mt. Wilson San Gabriel Mts. 1524 Comment
  UCR256572  Phacelia brachyloba Anuja Parikh, Nathan Gale 2011-6-27 3513 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.1 km SW of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1277 Comment
  LA200563  Phacelia cicutaria var. hispida Jonathan Sauer; D. Birindelli, et. al. 1969-6-4 4577 Los Angeles Santa Monica Mountains, Tuna Canyon, lower portion of canyon Comment
  POM3283  Phacelia cicutaria var. hispida C. L. Hitchcock 1918-7-3 14 Los Angeles San Fernando Side of Topango [Topanga] Canyon Road. Comment
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May 29 2014
  UCR271594  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-19 14782 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek 1073 Comment
  UCR208929  Phacelia cicutaria var. hubbyi M. B. Dunkle 1933-4-19 3306 Los Angeles South Coast, Palos Verdes Hills 450 Comment
  UCR223057  Phacelia davidsonii R. G. Swinney 2009-6-2 11021 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
  RSA0116172  Phacelia distans R. G. Swinney 2011-4-19 14398 Los Angeles San Gabriel Mountains; San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCR220169  Phacelia distans R. G. Swinney 2009-4-2 10258 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
  SEINET5760569  Phacelia distans N. K. Berg 1904-8-3 s.n. Los Angeles Redondos Comment
  UC702991  Phacelia distans John Thomas Howell 1928-6-10 3882 Los Angeles Deer Park San Gabriel Mts., Monrovia Canyon Comment
  UCD120401  Phacelia distans T. C. Fuller 1962-4-10 8161 Los Angeles N. side of Hwy 66, w. limits of Azusa. Comment
  POM426103  Phacelia douglasii Frances Runyan 1973-4-14 69 Los Angeles On dirt road just out of Gorman. 1067 Comment
  RSA74921  Phacelia egena F. W. Peirson 1930-5-30 8903 Los Angeles North slope of Rock Creek 1372 Comment
  UC1228866  Phacelia floribunda Peter H. Raven 1962-7-12 18037 Los Angeles Northwest Harbor San Clemente Island (w end) Comment
  UC1228878  Phacelia floribunda Peter H. Raven 1962-5-10 17728 Los Angeles Horse canyon San Clemente Island (on steep hillside near bottom, large canyon w of Thirst) 457 Comment
  JEPS21170  Phacelia fremontii A. D. Gifford 1935-3-27 516 Los Angeles 2 3/4 mi nne Sawmill Peak; Tejon Quadrangle 1219 Comment
  RSA0113370  Phacelia fremontii LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7512 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  SEINET7072899  Phacelia fremontii A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Bobs Gap on Big Pines Road. Coordinate datum: WGS84/NAD83. (34? deg. 24' 59" North Latitude, -117? deg. 68' 56" West Longitude; UTM Zone 11, 428121mE, 3808400mN, Coordinate datum: NAD27.). Comment
  RSA426163  Phacelia fremontii T. W. Minthorn 1923-5-30 s.n. Los Angeles 3 miles W of Palmdale Comment
  RSA9284  Phacelia grandiflora P. A. Munz 1920-4-29 3800 Los Angeles San Dimas Canyon. 457 Comment
  UC107477  Phacelia hubbyi T. S. Brandegee 1890-5-8 Los Angeles San Pedro 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
  UCR224263  Phacelia imbricata R. G. Swinney 2009-6-24 11277 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  POM4497  Phacelia imbricata subsp. imbricata I. M. Johnston 1917-7-1 1443 Los Angeles San Antonio Mountains. Browns Flats. 1311 Comment
  UC1228375  Phacelia imbricata subsp. imbricata L. R. Heckard 1956-6-30 776 Los Angeles near Padua Hills (ne of Claremont); foothills of San Gabriel Mountains Comment
  SBBG54428  Phacelia longipes L. R. Abrams 1902-7-12 2711 Los Angeles Coldwater Cyn, San Antonio Mtns Comment
  SD45587  Phacelia longipes D. F. Howe 1953-5-31 2295 Los Angeles San Gabriel Mountains, Arroyo Seco 671 Comment
  UC24396  Phacelia longipes Dr. A. Davidson June 1895 Los Angeles Wilson Mt. Comment
  UC1174717  Phacelia minor George W. Gillett 1954-4-23 367 Los Angeles Johnson's Pasture San Gabriel foothills (near Claremont) Comment
  RSA713734  Phacelia minor LeRoy Gross 2005-4-28 2169 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
  SEINET5518993  Phacelia minor G. B. Grant 1903-1 965 Los Angeles Mt. Lowe Comment
  UC1375314  Phacelia minor Gary D. Cromwell and David W. Wheat 1971-4-21 566 Los Angeles 2 mi ne Glendora; San Gabriel Mountains, Angeles National Forest, Mystic Canyo 518 Comment
  POM156351  Phacelia ramosissima var. austrolitoralis L. R. Abrams 1902-6-9 2497 Los Angeles Playa del Rey. Comment
  UCSC003067  Phacelia tanacetifolia Peter Kamb 1948-7-13 1208 Los Angeles on south side of canyon - San Gabriel Mountains, Big Tujunga canyon at Wildwood 549 Comment
  RSA618702  Phalaris caroliniana Scott D. White, Sandy Leatherman 1998-5-22 6552 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. 426 Comment
  SBBG108948  Phalaris lemmonii S. A. Junak 1997-5-20 SCl 880 Los Angeles Ridge Rd, ca. 0.73 mi SSE of Thirst Pk, in extreme upper reaches of Cave Cyn 539 Comment
  RSA188062  Phalaris minor R. F. Thorne 1966-4-4 35786 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  UCR125383  Phlox gracilis A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25726 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  RSA747044  Pholistoma auritum R. G. Swinney 2008-4-16 8673 Los Angeles San Dimas, Spring Canyon, north end between east and west forks of canyon. 393 Comment
  UC1587628  Pholistoma auritum Tim Ross 1991-4-21 4512 Los Angeles just s.w. of old water tank Middle Trunbull Canyon drainage; Whittier Hills (Puente Hills, pro parte) 219 Comment
  UC24142  Pholistoma auritum H. M. Hall 1902-5-11 3272 Los Angeles Sierra Santa Monica Comment
  UC881292  Pholistoma auritum I. Johnston 1917-3-29 1249 Los Angeles above Claremont Claremont Comment
  CAS-BOT-BC222476  Pholistoma auritum var. auritum Geo. B. Grant No date on label 6160 Los Angeles Avalon Comment
  RSA590063  Pholistoma membranaceum Orlando Mistretta 1994-3-30 991 Los Angeles Little Rock Creek, east of creek below Little Rock Dam 1006 Comment
  UCR60535  Pholistoma membranaceum R. F. Thorne, W. Wisura, S. Granger, Pamela Burton 1982-4-20 54999 Los Angeles San Gabriel Mountains, grassy slopes above Little Rock Creek, below dams 976 Comment
  CATA171  Pholistoma racemosum Mark L. Hoefs, A. Douglas Propst 1973-4-6 135 Los Angeles Santa Catalina Island: Middle of Cape Canyon, southeast exposure 304 Comment
  RSA592051  Pholistoma racemosum Mark Hoefs, D. Propst 1973-4-24 196 Los Angeles Santa Catalina Island, Upper Descanso Canyon, West Fork, shade canyon bottom 244 Comment
  RSA459316  Pholistoma racemosum M. B. Dunkle 1939-4-6 7309 Los Angeles Mosquito Ridge, San Clemente Island Comment
  UCD102038  Phoradendron bolleanum Daryl Koutnik; Bruce Holguin 1978-4-1 212 Los Angeles Sierra Pelona Valley, west side of Anthony Road and north of Sierra Hwy. 890 Comment
  LA200866  Phoradendron macrophyllum Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UCR124593  Phoradendron villosum B. C. Templeton, I. W. Clokey 1930-4-8 1063 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  RSA11612  Phyllospadix torreyi Carl Epling, Wm Robison 1937-11-18 s.n. Los Angeles Malaga Cove near Redondo Beach Comment
  RSA682948  Phyllospadix torreyi E. Yale Dawson 1957-6-30 17175 Los Angeles Lunada Bay, Station #25. Comment
  RSA682952  Phyllospadix torreyi E. Yale Dawson 1957-12-5 17895 Los Angeles 25200 block Malibu Rd. Malibu Beach, Los Angeles, Co. Comment
  RSA579229  Picris echioides Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7421 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  UCSB33651  Pinus attenuata Patterson, Ralph 1965-3-24 Los Angeles Millard Canyon 609 Comment
  UCSB34438  Pinus flexilis Haller, John 1979-10-7 Los Angeles Approximately 0.5 km. north of the summit of Mt. Baden-Powell, near lower edge of designated "Ancient Limber Pines" area, San Gabriel Mountains 2700 Comment
  CAS-BOT-BC78872  Pinus monophylla Geo. B. Grant 1901 to 1905 989 Los Angeles From Mt. Lowe Comment
  RSA384422  Pinus muricata B. C. Templeton 1936-10-1 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  CAS-BOT-BC136552  Piperia cooperi Le Roy Abrams 1901-4-1 1525 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  CDA20542  Piptatherum miliaceum M. O'Brien 2005-7-3 MOB 4 -05 Los Angeles South Coast; La Piedra State Beach. 0 Comment
  RSA594936  Piptatherum miliaceum Steve Boyd, Lauren Raz 1996-10-8 9001 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  IRVC28619  Piptatherum miliaceum A. C. Sanders, Mark Elvin 2002-6-20 25250 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  CAS-BOT-BC71773  Pityrogramma triangularis var. viscosa M. B. Dunkle 1939-4-4 7244 Los Angeles Chenetti Canyon, San Clemente Island Comment
  UCR274994  Plagiobothrys arizonicus Michael Honer, Rachel Woodard 2006-4-20 2215 Los Angeles Tehachapi Mountains area:, Oso Canyon area; c. 1/2 mi. north of Quail lake; 1 mile west of cement plant rd. 1037 Comment
  POM3728  Plagiobothrys canescens P. A. Munz, L. T. Street, G. Williams 1919-3-15 2410 Los Angeles South Hills, Pomona. Comment
  SFV6242  Plagiobothrys canescens M. H. Grayum, A. Starrett, D. Friesen 1974-5-18 s. n. Los Angeles Santa Susana Mountains Ridge separating upper Ybarra Canyon from East Fork of Devil Canyon. 884 Comment
  UC1587639  Plagiobothrys canescens Tim Ross 1991-4-21 4550 Los Angeles ridgetop between Turnbull and Sycamore Canyons Sycamore Canyons (Whittier Hills (Puente Hills, pro parte)); Whittier Hills 320 Comment
  UC537069  Plagiobothrys canescens P. A. Munz 1934-4-2 13141 Los Angeles Puddingstone Canyon San Dimas 304 Comment
  UCR192582  Plagiobothrys canescens A. C. Sanders 2008-4-10 34792 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
  OBI69328  Plagiobothrys canescens John Knapp, Denise Knapp 2003-5-10 65 Los Angeles Catalina Island. 367196.09N x 3695593.63E 274 Comment
  RSA187810  Plagiobothrys canescens var. catalinensis R. F. Thorne 1966-4-7 35987 a Los Angeles Santa Catalina Island. S of Parson Landing and SW of Arrow Point, W. end island. 61 Comment
  UC76140  Plagiobothrys nothofulvus Geo. B. Grant Apr 1902 995 Los Angeles Altadena Comment
  JEPS6395  Plantago erecta Frank W. Peirson 1919-3-27 329 Los Angeles Arroyo Seco San Gabriel Mountains 411 Comment
  POM18197  Plantago erecta P. A. Munz 1923-4-10 6752 Los Angeles San Clemente Island: canyon-wall, south of 'Lemon Tank'; east coast Comment
  UCR240019  Plantago major R. G. Swinney 2009-11-9 11591 Los Angeles Transverse Range; San Gabriel Mountains, confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  RSA412574  Plantago major Anstruther Davidson 1891-1 s.n. Los Angeles Los Angeles. Comment
  SBBG68791  Plantago major M. N. Ackley 1929-5-26 781 Los Angeles San Dimas Cyn 457 Comment
  RSA70081  Platanthera sparsiflora Frank W. Peirson 1919-6-15 505 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  RSA0089425  Platanus racemosa R. G. Swinney 2011-3-17 14110 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  POM215933  Plectritis ciliosa subsp. insignis Louis C. Wheeler 1935-4-25 3439 Los Angeles Placerita Canyon. 457 Comment
  RSA100275  Plectritis ciliosa subsp. insignis F. W. Peirson 1925-4-23 5807 Los Angeles San Gabriel River 366 Comment
  CAS-BOT-BC254899  Poa bulbosa Timothy S. Ross; Steve Boyd 1992-4-25 3493 s Los Angeles San Gabriel Mountains: Camp Verdugo Pines Comment
  UCR149902  Poa pratensis R. G. Swinney 1999-6-18 7333 Los Angeles Transverse Ranges; San Gabriel Mountains, Boulder Canyon north of Big John Flat 1619 Comment
  CAS-BOT-BC237684  Poa secunda Timothy S. Ross; Steve Boyd 1994-5-11 7820 Los Angeles Liebre Mountains. Sawmill Mountain: W summit area ca 260-350 m SE of Sawmill Campground 1621 Comment
  RSA484214  Poa secunda Anstruther Davidson 1892-04 s.n. Los Angeles Los Angeles. El Monte. Comment
Read comments
Oct 3 2010
  RSA49403  Poa secunda P. A. Munz 1949-4-26 13087 Los Angeles Near Phelan, Mojave Desert 945 Comment
  RSA640239  Poa secunda R. F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41603 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  UCR126801  Poa secunda L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mtns., Aliso Canyon c. 0.5 mi SSW of Blum Ranch 945 Comment
  CAS-BOT-BC236261  Poa secunda subsp. juncifolia Timothy S. Ross; Steve Boyd 1994-5-4 7672 Los Angeles Liebre Mountains. NE summit of Grass Mountain, N slopes draining toward Elizabeth Lake; S slopes toward Green Valley 1389 Comment
  CAS-BOT-BC236190  Poa secunda subsp. secunda Geo. B. Grant 1903-3-1 1014 Los Angeles Garvanza Comment
  UCD91660  Poa secunda subsp. secunda Peter Kamb 1948-5-6 944 Los Angeles Lower Sonora Zone. Desert foothills of the San Gabriel Mountains, above Little Rock. 975 Comment
  CATA1283  Polycarpon tetraphyllum Mark L. Hoefs, Steven A. Junak 1995-7-12 2370 Los Angeles Santa Catalina Island: Outside of Wrigley Garden Herbarium, upper Avalon Canyon 106 Comment
  RSA762385  Polycarpon tetraphyllum R. G. Swinney 2009-3-12 10101 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39. 226 Comment
  SFV22007  Polycarpon tetraphyllum V. Soza, L. Gross, A. Munoz 2000-5-12 883 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. East-northeast-facing slope alongside trail. 396 Comment
  UCR205976  Polycarpon tetraphyllum A. C. Sanders, T. B. Salvato 2009-5-20 36846 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  RSA183487  Polycarpon tetraphyllum June McCaskill 1965-6-6 700 Los Angeles McCaskill Gardens, 25 S Michillinda Ave, Pasadena. Comment
  UCD98421  Polycarpon tetraphyllum June McCaskill 1965-6-6 700 Los Angeles along nursery path, McCaskill Gardens, 25 South Michillinda Avenue, Pasadena. Comment
  UCD98424  Polycarpon tetraphyllum R. N. Raynor 1939-7-5 s.n. Los Angeles at Alhambra. Comment
  RSA0116481  Polygonum aviculare R. G. Swinney 2010-9-30 13945 Los Angeles San Gabriel Mountains: 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  RSA464419  Polygonum aviculare G. J. Hollenberg 1928-7-25 s.n. Los Angeles Near Santa Monica. Mouth of Topanga Canyon Comment
  RSA758708  Polygonum hydropiperoides R. G. Swinney 2008-12-2 9905 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east. 165 Comment
  RSA66322  Polygonum lapathifolium F. W. Peirson 1924-8-23 5051 Los Angeles West Fork of San Gabriel River. 412 Comment
  POM12523  Polypodium californicum E. S. Spalding 1921-3-28 122 Los Angeles San Dimas Canyon Comment
  RSA669703  Polypodium californicum LeRoy Gross, Naomi Fraga 2002-4-4 514 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. 532 Comment
  SBBG98477  Polypodium californicum T. Ross 1991-5-21 5396 Los Angeles upper E branch of Box Cyn 457 Comment
  SFV14643  Polypodium californicum S. Jonsson 1989-4-19 s. n. Los Angeles Santa Susana Mountains In Bee Canyon of O'Melveny Park. Off of the creek trail, 1.75 miles past Ranger Station. 460 Comment
  UCR271669  Polypodium californicum R. G. Swinney 2011-3-26 14218 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  UCSB62444  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill, San Dimas Comment
  CAS-BOT-BC71879  Polypodium californicum Mrs. Huischamp 1898-6-1 s.n. Los Angeles Santa Catalina Island Comment
  POM916  Polypodium californicum C. F. Baker 1904-4-22 4167 Los Angeles Monrovia Comment
  UCSB62414  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  SEINET10927108  Polypogon monspeliensis Joseph A. Ewan 1931-7-5 Ewan 4745 Los Angeles Wet sand of open stream bank, 1 mile above Buena Vista trail Jct. 914 Comment
  CLARK-A1528-4842  Polypogon semiverticillatus John C. Roos 1942-9-12 1718 Los Angeles Westwood Comment
  RSA191376  Polypogon viridis R. F. Thorne, M. Z. Thorne 1967-7-19 37138 Los Angeles San Gabriel Mountains, Angeles National Forest, Crystal Lake Recreation Area; above junction of roads to Crystal Lake and Angeles Crest Highway 1555 Comment
  RSA623816  Polypogon viridis I. L. Wiggins 1921-11-16 s.n. Los Angeles Arroyo Seco Comment
  RSA0110552  Populus balsamifera subsp. trichocarpa Steven A. Junak, Keri Kirkland 1998-7-17 SCa- 771 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, ca 0.5 air miles inland from beach. 36 Comment
  CAS-BOT-BC102544  Populus fremontii Joseph Andorfer Ewan 1937-8-23 11056 Los Angeles Tujunga Creek near mouth of canyon, San Gabriel Mts. Comment
  CAS-BOT-BC102548  Populus fremontii Peter H. Raven 1958-3-23 11965 Los Angeles along Big Rock Creek near road 4.3 miles south of Pearblossom, San Gabriel Mountains Comment
  POM360749  Populus fremontii subsp. fremontii Louis C. Wheeler 1932-4-9 574 Los Angeles Kings Canyon near Elizabeth Lake. 1037 Comment
  UC472145  Populus fremontii subsp. fremontii J. Ewan 1930-5-17 5503 Los Angeles Pico Canyon above Newhall; Pico Canyon 457 Comment
  RSA383477  Potamogeton illinoensis Robert M. Perkins 1936-7-5 231 Los Angeles Crystal Lake, Angeles National Forest Comment
  RSA764062  Potentilla glandulosa R. G. Swinney 2008-8-13 9390 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon. 1860 Comment
  RSA191368  Prunella vulgaris subsp. lanceolata Robert F. Thorne, M. Z. Thorne 1967-7-19 37178 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Cienega Springs, above Crystal Lake Recreation Area. 1982 Comment
  UC1606986  Prunus Lyman Benson 1944-12-18 11580 Los Angeles San Gabriel Mountains, Claremont, Indian Hill Boulevard Claremont; San Gabriel Mountains, , Indian Hill Boulevard 426 Comment
  RSA454137  Prunus ilicifolia N. C. Cooper 1943-11-11 983 Los Angeles Mint Canyon. Roadside west of Ranger Station. 762 Comment
  CAS-BOT-BC154566  Prunus ilicifolia subsp. lyonii Peter H. Raven 1962-5-9 17643 Los Angeles San Clemente Island. Just north of Guds 198 Comment
  SBBG10985  Prunus ilicifolia subsp. lyonii R. Moran 1958-9-16 6844 Los Angeles 2 mi SE of Eel Pt 150 Comment
  CATA1610  Pseudognaphalium biolettii Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2880 Los Angeles Santa Catalina Island: Ridge to Whitley's Peak 384 Comment
  UCR213243  Pseudognaphalium biolettii Dan S. Cooper 2010-3-23 20100323- 06 A Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, north end of Commonwealth Ave., near entrance to nursery 265 Comment
  CHSC57896  Pseudognaphalium californicum Blake A. Rowe 1986-6-30 33 Los Angeles Along the edges of Hwy 126, 1 km s of Canyon Country, Los Angeles. 250 Comment
  RSA0091514  Pseudognaphalium californicum R. G. Swinney 2011-6-29 15348 Los Angeles Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  POM358846  Pseudognaphalium leucocephalum T. S. Clare, Johnstone 1929-10-20 s.n. Los Angeles Eaton Canyon, Mt Wilson. Comment
  UC202344  Pseudognaphalium leucocephalum A. Davidson, M. D. 1907-1-1 2011 Los Angeles Hollywood Comment
  SD240862  Pseudognaphalium luteoalbum R. G. Swinney 2009-3-31 10220 Los Angeles Transverse Range; San Gabriel Mtns.: mouth of San Gabriel Canyon, 0.7 - 1.2 mi. north and NE of Foothill Blvd., Azusa /Duarte. 188 Comment
  LA32058  Pseudognaphalium luteoalbum Peter H. Raven; Henry J. Thompson 1959-9-6 14401 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  SBBG106255  Pseudognaphalium microcephalum S. A. Junak 1981-7-31 SCl 51 Los Angeles NE end of island, at SE corner of airfield runways 60 Comment
  CAS-BOT-BC357641  Pseudognaphalium stramineum L. R. Abrams; I. L. Wiggins 1931-7-6 375 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  UC1118463  Pseudognaphalium thermale L. M. Correll 1928-1-13 6 Los Angeles Head of Stoddard Canyon Angeles National Forest, Cucamonga Quad., Head of Stoddard C 1219 Comment
  LA94225  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1962-9-22 362 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 1 mi from Hwy 1. 60 Comment
  CATA3391  Pterostegia drymarioides Peter J. Dixon, Lydia Zacher Dixon, Juno Azuz Zacher, Castor Dixon 2017-3-25 081 Los Angeles Santa Catalina Island: Lower Middle Canyon at Torqua Cave 168 Comment
  POM66659  Pterostegia drymarioides Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon; so. face, San Gabriel Mts. Comment
  UC6924  Pterostegia drymarioides A. J. McClatchie 1893-5-1 10 Los Angeles near Pasadena Comment
  UCR143438  Pterostegia drymarioides Reid Moran 1941-2-17 576 B Los Angeles Channel Islamds, Middle Ranch, south side of San Clemente Island 500 Comment
  UCR204862  Pterostegia drymarioides R. G. Swinney 2006-6-18 8539 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  UC2042130  Pycnanthemum californicum Orlando Mistretta 1990-8-8 s. n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Cienega Comment
  UCR3685  Pycnanthemum californicum Frank C. Vasek 1963-8-16 630816- 04 Los Angeles San Gabriel Mtns, end of Coldwater Canyon, at spring 1220 Comment
  CAS-BOT-BC466055  Pyrola picta Charles F. Richter 1920-9-1 s.n. Los Angeles Mt. Waterman, north slope. San Gabriel Mts. Comment
  LA210266  Quercus agrifolia J. & H. Sauer; J. & M. Zadny 1969-3-17 4397 Los Angeles Santa Monica Mountains, Ridge above upper Rustic Canyon Comment
  LA46609  Quercus berberidifolia A. M. Johnson; 1934-5-4 4461 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  RSA126746  Quercus berberidifolia Peter H. Raven, Thompson 1958-10-11 13760 Los Angeles Saddle Peak, Santa Monica Mountains. 610 Comment
  SEINET3237751 Image available Quercus berberidifolia T. B. Salvato, Sandra Murcia 2007-10-18 3092 Los Angeles Santa Monica Mountains; near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy. 305 Comment
  UCD45294  Quercus berberidifolia C. H. Mueller 1937-8-29 2522 Los Angeles Big Tujunga Canon, Los Angeles County, California. Comment
  UCR178215  Quercus berberidifolia LeRoy Gross 2000-11-12 328 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
  CAS-BOT-BC62566  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1994-9-21 8299 Los Angeles Liebre Mountain: vicinity of West Summit. Liebre Mountain. 7.5' USGS Quadrangle 1690 Comment
  RSA584135  Quercus chrysolepis Tim S. Ross 1990-6-8 2982 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  UCD45552  Quercus chrysolepis Ernest Braunton 1928-8-5 6383 Los Angeles San Gabriel Canon. Comment
  CAS-BOT-BC86393  Quercus dumosa Herman Knoche 1919-6-6 959 Los Angeles Middle Ranch, Santa Catalina Island Comment
  JEPS37347  Quercus durata Theodore Payne 1927-11-5 5 Los Angeles San Gabriel Canyon San Gabriel Mts. 609 Comment
  UCR180023  Quercus durata R. G. Swinney, Dave Larson 1996-8-7 5225 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  OBI70633  Quercus durata var. gabrielensis Louis C. Wheeler 1974-3-6 s.n. Los Angeles San Gabriel Mts: Gold Bar mill site Comment
  RSA0110802  Quercus durata var. gabrielensis R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14352 Los Angeles San Gabriel Mountains: Little Santa Anita Cyn., base of Mt. Wilson Trail, above Mira Monte Ave., to 0.15 miles NE above the trailhead. 268 Comment
  RSA708549  Quercus durata var. gabrielensis Valerie L. Soza, LeRoy Gross 2001-5-9 1194 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  UCR213772  Quercus durata var. gabrielensis Scott D. White, Justin M. Wood 2009-5-6 12683 Los Angeles San Gabriel Mountains, San Gabriel River - West Fork, large fill slope on the south side of Cogswell Reservoir 915 Comment
  RSA0031750  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-5-9 3017 Los Angeles Southern California Edison transmission line corridor (Segment 11, structure 63) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 844 Comment
  RSA762408  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-5-9 3014 Los Angeles Southern California Edison transmission line corridor (Segment 11, structure 63) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 844 Comment
  POM2103  Quercus engelmannii I. M. Johnston 1918-3-29 s.n. Los Angeles Lone Hill, South of Glendora 305 Comment
  UCR66550  Quercus garryana var. breweri Ward B. Holt 1941-10-19 4 -1941 Los Angeles Transverse Range, Not far from Artesian Spring Camp, road east of reservoir, Bouquet Canyon to Loma Pelona Lookout 1280 Comment
  CAS-BOT-BC61504  Quercus lobata Geo. B. Grant 1901-5-12 s.n. Los Angeles Pasadena Comment
  CATA545  Quercus pacifica Mark L. Hoefs, Robert F. Thorne 1975-8-7 809 Los Angeles Santa Catalina Island: Below Haypress Reservoir 441 Comment
  JEPS40262  Quercus pacifica Mrs. Blanche Trask 1834-4-23 Los Angeles Bell Mt. Spring Catalina Island Comment
  OBI4456  Quercus pacifica Robert J. Rodin 1953-5-2 5820 Los Angeles Near White's Cove, Catalina Island Comment
  UC128891  Quercus pacifica H. M. Hall 1908-6-15 8275 Los Angeles near Hay Press; Santa Catalina Island Comment
  UC723783  Quercus pacifica Joseph Andorfer Ewan 1932-10-22 10807 Los Angeles above Avalon; Santa Catalina Island Comment
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Jan 4 2012
  UCSB1144  Quercus pacifica Muller, Cornelius 1953-5-2 Los Angeles Upper end of Swain Canyon near ridge top, Santa Catalina Island Comment
  RSA611266  Quercus suber Louis C. Wheeler 1942-11-25 5676 Los Angeles Glendale: Hill Drive & Hermosa Avenue. Comment
  SBBG17768  Quercus tomentella P. H. Raven 1962-7-11 18000 Los Angeles head of Twin Cyn 426 Comment
  SBBG17776  Quercus tomentella P. H. Raven 1962-5-10 17720 Los Angeles N of Gray, near head of N branch of cyn 487 Comment
  UC2052843  Quercus tomentella M. B. Dunkle 1939-11-25 7357 Los Angeles San Clemente Island, NE slope. Comment
  RSA477293  Quercus tomentella M. B. Dunkle 1928-11-2 2028 Los Angeles Santa Catalina Island, Gallager's Canyon. Comment
  SEINET2066984 Image available Quercus turbinella C. Francis Shutts 1949-11-7 214 Los Angeles 3 miles NW Jackson's Lake on road from Wrightwood to Pear Blossom, San Gabriel Mountains 1981 Comment
  CAS-BOT-BC104865  Quercus wislizeni W. R. Dudley 1899-7-22 s.n. Los Angeles Mount Lowe. San Gabriel Mts. Comment
  UCR182255  Quercus wislizeni R. G. Swinney, Dave Larson 1998-4-26 6044 Los Angeles San Gabriel Mtns., Browns Flat, San Dimas Experimental Forest 1332 Comment
  UCR191676  Quercus wislizeni T. B. Salvato 2008-4-22 3314 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
  UCR223586  Quercus wislizeni R. G. Swinney 2009-6-8 11067 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
  UCR258602  Quercus wislizeni R. G. Swinney 2010-8-11 13513 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  UCR275012  Quercus wislizeni Michael Honer, Rachel Woodard 2006-4-21 2217 Los Angeles Tehachapi Mountains area:, Slopes above Oso Canyon; c. 2 miles north of Quail Lake; 1.2 miles west of cement plant rd. 1006 Comment
  CLARK-A1528-2910  Quercus wislizeni var. frutescens John C. Roos 1941-10-4 865 Los Angeles San Gabriel Mountains Comment
  SD252288  Rafinesquia californica Steven A. Junak 2000-5-19 Sca 1331 Los Angeles Santa Catalina Island: SE portion of 1999 burn, above Goat Harbor, ca. 0.67 mile SSW of Goat Harbor. 384 Comment
  UCR260411  Rafinesquia californica R. G. Swinney 2010-4-30 12452 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  UCR270504  Rafinesquia californica R. G. Swinney 2011-5-26 14865 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA150661  Rafinesquia californica P. H. Raven 1962-5-8 17608 Los Angeles San Clemente Island, on steep walls of second canyon south of Seal Cove 30 Comment
  LA52186  Ranunculus californicus W. O. Griesel; 1936-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Brown Canyon, Beverly Glen. 213 Comment
  POM276270  Ranunculus californicus Lyman Benson 1946-4-30 12060 Los Angeles Hill 5 miles NE of Brea. Puente Hills Mt. Range. 274 Comment
  CAS-BOT-BC378866  Ranunculus californicus var. californicus I. Johnston 1917-2-10 s.n. Los Angeles hills south of Pomona Comment
  CAS-BOT-BC378874  Ranunculus californicus var. californicus Louis C. Wheeler 1934-3-10 2428 Los Angeles San Gabriel Mts., adobe soil in meadow on E side near mouth San Dimas Canyon 442 Comment
  CAS-BOT-BC378878  Ranunculus californicus var. californicus Wesley O. Griesel 1961-3-16 s.n. Los Angeles Hollywood Hills 305 Comment
  CAS-BOT-BC378880  Ranunculus californicus var. californicus LeRoy Abrams 1901-4-3 1268 Los Angeles Santa Monica Mts. 244 Comment
  RSA0086851  Ranunculus hebecarpus R. G. Swinney 2011-3-5 14561 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  SBBG31260  Ranunculus hebecarpus R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  CAS-BOT-BC74280  Raphanus sativus Louis C. Wheeler 1932-1-8 433 Los Angeles 2 miles southwest of Glendora. 198 Comment
  CAS-BOT-BC74281  Raphanus sativus John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA0081376  Raphanus sativus R. G. Swinney 2010-3-16 11917 Los Angeles Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210. 329 Comment
  UCR133607  Rhamnus californica Elizabeth Crow 1928-10-21 05 Los Angeles San Gabriel Mtns., San Dimas Canyon Comment
  UCR210100  Rhamnus californica R. G. Swinney 2008-8-13 9400 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  UCR167317  Rhamnus californica subsp. californica Scott D. White, Brian Leatherman 2005-3-18 10796 Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  CAS-BOT-BC59928  Rhamnus crocea Raymond Lindholm 1961-4-8 s.n. Los Angeles San Dimas Canyon. Comment
  RSA0039610  Rhamnus crocea L. E. Hoffman 1931-10-12 s.n. Los Angeles Pacoima - near town. Comment
  RSA598864  Rhamnus ilicifolia Steve Boyd, Tim S. Ross 1997-3-21 9241 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
  UCR220286  Rhus aromatica R. G. Swinney 2009-4-24 10480 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA133850  Rhus integrifolia P. H. Raven 1959-3-8 13833 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway 49 Comment
  RSA190981  Rhus integrifolia R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36738 Los Angeles Santa Catalina Island. Wild Boar Gully, ca. 1 mi. WNW of Salta Verde Point 198 Comment
  RSA233591  Rhus integrifolia R. F. Thorne 1970-3-5 39380 Los Angeles Upper Avalon Canyon, Santa Catalina Island. Comment
  SBBG19195  Rhus integrifolia M. A. Piehl 1963-12-8 631090 Los Angeles 0.25 mi from mouth of Cave Cyn 9 Comment
  RSA0014725  Rhus integrifolia Laura Moore 1999-4-10 10 Los Angeles Pitzer College, Claremont. Southeastern corner of Outback, about 5 yards from eastern border with Claremont Boulevard. 351 Comment
  SBBG133857  Rhus integrifolia J. George 2012-3-11 Los Angeles Palos Verdes Estates, just E of junction of Palos Verdes Blvd, Palos Verdes W and Palos Verdes Dr N 73 Comment
  SBBG71075  Rhus integrifolia M. N. Ackley -Apr-1928 4 Los Angeles [label without specific locality] [putative hybrid w/ R. ovata] 274 Comment
  POM219983  Rhus ovata F. R. Fosberg 1932-5-7 8152 Los Angeles Santa Catalina Island, Grand Canyon, Upper Falls. 150 Comment
  UCR260022  Rhus ovata R. G. Swinney 2010-3-30 12103 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
  SEINET12236056  Rhus ovata C. V. Braun 1974-1 20 Los Angeles Turn-out on E side of Interstate 5, just N of Castaic Comment
  RSA588058  Rhus trilobata Orlando Mistretta 1994-4-15 1039 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1036 Comment
  RSA592786  Rhus trilobata var. quinata Steve Boyd 1996-4-25 8680 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  UCR210737  Ribes amarum R. G. Swinney 2009-1-19 10002 Los Angeles San Gabriel Mtns., Azusa, Hwy 39 at El Encanto Rivers and Mountains Conservancy entrance, 1.9 mi. NE of Sierra Madre Ave. 232 Comment
  LA50708  Ribes aureum var. gracillimum A. M. Johnson; 1928-2-16 132 Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA614983  Ribes aureum var. gracillimum Louis C. Wheeler 1968-4-13 s.n. Los Angeles Bluebird Truck Trail 450 Comment
  CAS-BOT-BC92456  Ribes aureum var. gracillimum H. E. McMinn 1924-8-4 1224 Los Angeles Huntington Drive near Pasadena. Comment
  UCR239613  Ribes californicum Dan S. Cooper 2012-6-15 612- 47 Los Angeles Western Transverse Range; Santa Monica Mountains, Sherman Oaks, Dixie Canyon 299 Comment
  LA205459  Ribes californicum var. hesperium Louis C. Wheeler; 1932-1-16 438 Los Angeles Liveoak Wash, near La Verne 405 Comment
  LA50715  Ribes californicum var. hesperium C. & M. Epling; 1925-5-18 sn Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA0115957  Ribes cereum R. G. Swinney 2010-9-21 13853 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  RSA641688  Ribes cereum var. cereum Orlando Mistretta 1993-6-2 860 Los Angeles San Gabriel Mountains: Near Vincent Gap, south slope of Vincent Gulch. 2085 Comment
  SEINET13942497 Image available Ribes hesperium Peter H. Raven 1959-1 13789 Los Angeles Benedict Canyon at Mullholland Drive, elevation 1100 feet 335 Comment
  LA205448  Ribes indecorum Louis Wheeler; 1933-3-4 1510 Los Angeles Claremont 388 Comment
  RSA716931  Ribes indecorum LeRoy Gross, Naomi S. Fraga 2006-1-20 2444 Los Angeles North end of the San Rafael Hills, along the main crest. North of Lookout Tower. 503 Comment
  UC575722  Ribes indecorum Lewis S. Rose 1934-12-26 34509 Los Angeles Flintridge Comment
  CAS-BOT-BC173416  Ribes malvaceum W. R. Dudley 1903-4-3 s.n. Los Angeles Santa Margarita Mts., near R.R. tunnel Comment
  RSA27109  Ribes malvaceum Roxana S. Ferris 1941-3-10 10324 Los Angeles Ridge west of US Hwy 99, near Pico Canyon road, Santa Susana Mtns. 473 Comment
  SFV16157  Ribes malvaceum P. A. Krueger 1994-5-11 18 Los Angeles San Gabriel Mountains 1 mile east on 2N24 from Newcomb's Saddle. 1200 Comment
  UCR71253  Ribes malvaceum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4307 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  CAS-BOT-BC411  Ribes montigenum Alfred James McClatchie 1893-8-16 183 Los Angeles Summit of Mt. San Antonio 3048 Comment
  RSA757073  Ribes nevadense R. G. Swinney 2008-9-13 9451 Los Angeles Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  CAS-BOT-BC209697  Ribes quercetorum F. V. Coville; R. Bacigalupi 1925-4-19 177 Los Angeles 1 mi north of Sanberg's Ridge Route, Sierra Liebre 1097 Comment
  UCR256856  Ribes roezlii R. G. Swinney 2010-10-13 14015 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  POM11582  Ribes roezlii var. roezlii P. A. Munz 1921-6-17 4670 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2043 Comment
  CAS-BOT-BC168663  Ribes speciosum Geo. B. Grant 1902-3-1 1127 Los Angeles Pasadena, So. Cal. Comment
  RSA476300  Ribes speciosum E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon. Comment
  RSA603402  Ricinus communis L. C. Wheeler 1975-6-15 s.n. Los Angeles San Gabriel Mountains Region: Big Tujunga Wash at Foothill Blvd. Comment
  UCR210149  Rorippa curvisiliqua R. G. Swinney 2008-10-20 9654 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  POM272652  Rorippa gambelii George B. Grant 1904-7-8 6316 Los Angeles Cienega Comment
  RSA0098789  Rosa californica R. G. Swinney 2011-6-1 14938 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  SBBG12783  Rosa californica E. R. Blakley 1962-10-6 5480 Los Angeles Cape Cyn, near old gravel pit 304 Comment
  JEPS79971  Rosa woodsii var. ultramontana Frank W. Peirson 1919-6-14 470 Los Angeles Big Rock Creek Canyon; San Gabriel Mts. 1676 Comment
  UCR55875  Rubus pensilvanicus J. A. Adams 1965-5-14 227 Los Angeles Mount San Antonio Canyon, 2.7 mi. above lower Mt. San Antonio forest station 1012 Comment
  RSA0045482  Rubus ursinus Regina Allen 1983-5-16 s.n. Los Angeles Evey Canyon in San Gabriel Mts. 1 mi. north of San Antonio Dam off Mt. Baldy Rd. [County incorrectly listed as San Bernardino] Comment
  UC1584909  Rubus ursinus Tim Ross 1991-4-8 4476 Los Angeles Elephant Hill San Dimas Quad., , Elephant Hill (western Pomona) 268 Comment
  RSA0107832  Rumex conglomeratus Steven A. Junak 2000-6-29 SCa- 1351 Los Angeles Santa Catalina Island. NE end of Haypress Reservoir. 399 Comment
  CATA1268  Rumex salicifolius Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2353 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  UC7478  Salicornia subterminalis J. Burtt Davy May 9 1896-May 24 1896 2570 Los Angeles Bell's Alkali Flat Antelope Valley, West Palmdale Comment
  RSA225696  Salix exigua Robert F. Thorne, C. W. Tilforth 1971-6-17 39888 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
  RSA754087  Salix gooddingii Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1844 Los Angeles San Gabriel River near Rincon Ranger Station 445 Comment
  LA38896  Salix laevigata Henry J. Thompson; 1960-3-13 3022 Los Angeles 548 Comment
  POM184867  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon. 15 Comment
  POM362619  Salix laevigata T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  RSA594663  Salix laevigata Louis C. Wheeler 1967-7-30 10249 Los Angeles San Gabriel MountaiSan Gabriel Mountains. 1.6 mi. N of junction of 3N33 and 3N06 about 350-450 tds. due west of Shade Campground at base of east-facing slope. N fork Lytle Creek, on 3N33.ns. Big Tujunga Canyon at Trail Canyon. 518 Comment
  POM182041  Salix lasiolepis F. R. Fosberg 1932-1-26 7177 Los Angeles Flood plain of Los Angeles River, at foot of Cahuenga Pass grade. 180 Comment
  POM295741  Salix lasiolepis Lyman D. Benson 1946-1-26 11978 Los Angeles Big Dalton Canyon, Glendora. Drainage area: Pacific Slope 366 Comment
  RSA597773  Salix lasiolepis Steve D. Boyd, Lauren Raz 1997-3-14 9185 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
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Jun 26 2008
  RSA739720  Salix lasiolepis John Dittes, Eva M Dittes, R. A. Dittes, Rosano Arviso 2007-2-16 1442 Los Angeles Western Transverse Ranges, San Gabriel Mtns, Big Tujunga Canyon, 2.7 air miles SE of Mt. McKinley, 3.8 air miles W of Big Tujunga Reservoir, 3.6 air miles NE of Mt. Gleason Jr. Highschool, alt 1680ft 512 Comment
  UC1302386  Salix lasiolepis Robert F. Thorne and P. C. Everett 1964-2-7 33467 Los Angeles lower end of Pebbly Beach Canyon; e. end Santa Catalina Isl., Pebbly Beach Canyon 76 Comment
  UCR203259  Salix lasiolepis R. G. Swinney 2005-7-11 8301 Los Angeles San Gabriel Mountains, Juniper Hills, Pallet Creek 0.4 mile south of Tumble Weed Ranch in Pallet Creek. Spring on east side of wash/small pond 1280 Comment
  RSA0034681  Salix lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles Bottom of Topanga Canyon, Santa Monica Mts. 225 Comment
  UC506406  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-2-16 7652 Los Angeles Comment
  CAS-BOT-BC128523  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-2-14 10 Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  SEINET3158752  Salix sessilifolia var. hindsiana G. B. Grant 1156 Los Angeles Los Angeles Comment
  CDA3219  Salsola tragus R. E. Riefner Jr. 2007-2-11 Jul- 50 Los Angeles City of Santa Fe Springs, near Alondra Street and Carmentia Street; south of Firestone Blvd. Comment
  RSA498207  Salsola tragus Richard Arnold 1984-8-10 1029 Los Angeles LAX Dunes, Playa del Rey (El Segundo Blue survey), Area V1. Comment
  RSA469657  Saltugilia splendens subsp. grantii Albert J. Perkins 1915-10-31 s.n. Los Angeles Clear Creek Trail to Big Tujunga, Sierra Madre Mts. 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
  RSA424325  Salvia apiana William Emboden 1970-6-12 29 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA660891  Salvia apiana Gerald Braden 1988-5-22 30 Los Angeles Strawberry Peak. Comment
  RSA411366  Salvia carduacea A. Menke 1955-4-23 s.n. Los Angeles Dry Canyon. Comment
  RSA0047408  Salvia columbariae R. G. Swinney 2010-3-10 11827 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  SFV4254  Salvia columbariae W. A. Emboden, Jr. May 1964 s. n. Los Angeles Santa Monica Mountains Las Flores Drive. Comment
  UCR223168  Salvia columbariae R. G. Swinney 2009-5-20 10810 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  RSA596266  Salvia columbariae R. G. Swinney 1989-5-6 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park. Trail at Poopout firebreak. 396 Comment
  SEINET8908798  Salvia columbariae var. columbariae D. J. M. 1991-1 Los Angeles Lovejoy Buttes in Lake Los Angeles 914 Comment
  RSA658221  Salvia columbariae var. columbariae J. Doughty 1985-5-11 135 Los Angeles Angeles National Forest: Graveyard Canyon junction of San Gabriel Road and the entrance to Follows Camp. Comment
  CAS-BOT-BC233692  Salvia leucophylla Carl Epling 1932-6-10 s.n. Los Angeles Topanga Canyon, Santa Monica Mountains Comment
  RSA446318  Salvia leucophylla Anstruther Davidson 1893-5-20 s.n. Los Angeles Newhall. Comment
  SFV4233  Salvia leucophylla C. M. Wainwright 1967-4-25 s. n. Los Angeles Santa Monica Mountains Calabasas. Near junction of Dry Canyon-Cold Creek Road and Mulholland Highway. 381 Comment
  RSA0087042  Salvia mellifera R. G. Swinney 2010-3-13 11874 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road. 482 Comment
  RSA145146  Salvia mellifera Alice Ann Webb 1961-2-28 776 Los Angeles Padua Hills, side road off parking lot, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 427 Comment
  RSA579238  Salvia mellifera Tim S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin L. Banks, Megan Tommerup 1994-3-28 7408 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  RSA654193  Salvia mellifera Marilyn Porter 1991-5-17 21 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  SBBG119544  Salvia mellifera A. C. Sanders 2003-3-14 25763 Los Angeles boundary of Irwindale and Azusa, E of Irwindale Ave, S of Interstate 210 (which bisects pit) and N of Santa Fe Railroad, E of the San Gabriel River channel 520 Comment
  SEINET3200285  Salvia mellifera G. Rink 2011-6-1 10569 Los Angeles Chino Hills, northeast of La Brea. 260 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
  UC519725  Salvia mellifera Joseph Andorfer Ewan 1932-5-10 7452 Los Angeles Verdugo Canyon Storm Channel Comment
  UCR95540  Salvia mellifera L. C. Wheeler 1967-5-2 9276 Los Angeles Liebre Mtns, N side foothills, c. 0.3 mi. west of Los Angeles Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles Co. firearms closure map 396 Comment
  LA200605  Salvia spathacea Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC238720  Sambucus nigra subsp. caerulea Geo. B. Grant 1900-3-29 2366 Los Angeles Avalon Comment
  RSA583135  Sanguisorba minor Tim S. Ross 1993-4-22 6923 Los Angeles Santa Catalina Island. SW part of the island in Middle Canyon; overlooking Thompson Reservoir, along old dirt road (no longer maintained) that ascends the ridge SW of Thompson Dam and drops to Bullrush Canyon. 213 Comment
  RSA650887  Sanguisorba minor subsp. muricata Richard A. Goodfellow 1948-3-12 s.n. Los Angeles L.A. Stockyard in [their] experimental plot.. Comment
  SFV6174  Sanicula arguta R. M. Muran 1974-5-16 73 Los Angeles Santa Monica Mountains Cold Creek Canyon. 427 Comment
  RSA470983  Sanicula arguta Reid V. Moran 1941-2-17 579 Los Angeles San Clemente Island. Middle Ranch, East side of arroyo. 500 Comment
  UCR280659  Sanicula crassicaulis R. G. Swinney 2014-5-21 16623 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  RSA583758  Sanicula crassicaulis R. G. Swinney 1993-5-3 2210 Los Angeles Glendora, South Hills Wilderness Area 305 Comment
  RSA755825  Schinus molle R. G. Swinney 2008-12-2 9900 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 165 Comment
  UCR258966  Schinus molle R. G. Swinney 2010-2-27 11760 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
  SD252263  Schismus Steven A. Junak 1999-5-20 Sca 959 Los Angeles Santa Catalina Island: base of paved road leading to rop of Black Jack Peak, on SW side of peak. 530 Comment
  SBBG112873  Schismus arabicus S. A. Junak 1998-3-21 SCa 495 Los Angeles ridge on W side of Cape Cyn, SSW of Black Jack Pk 374 Comment
  SBBG18230  Schismus arabicus M. A. Piehl 1963-5-30 63496 Los Angeles Rocky Pt Cmpgrd, Little Rock Reservoir, ca. 5.5 mi SW of Little Rock Comment
  UCR123803  Schismus barbatus Steven R. Hill, K. Kramer 2001-4-22 33346 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  RSA366050  Schoenoplectus americanus F. R. Fosberg 1930-6-23 S- 2964 Los Angeles Del Rey. 0 Comment
  JEPS26438  Scrophularia californica Peter H. Raven 1960-5-21 15412 Los Angeles UCLA; Santa Monica Mts 121 Comment
  SEINET13276775 Image available Scrophularia californica R. G. Swinney 2011-1 14470 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  JEPS11400  Scrophularia californica Frank W. Peirson 1918-6-30 191 Los Angeles along Mt. Wilson Toll Road Mt. Wilson; San Gabriel Mts 1097 Comment
  RSA517146  Scrophularia californica subsp. floribunda Tim S. Ross, Steve D. Boyd 1990-5-14 2482 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1146 Comment
  RSA427195  Scrophularia villosa Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  UC1409082  Scrophularia villosa Robert F. Thorne and Doug Propst 1973-2-12 42484 Los Angeles e Isthmus (above Banning House, Ironwood Gully); Santaa Catalina Isl 182 Comment
  SD38569  Scutellaria mexicana McCulloch 1931-5-1 2067 A Los Angeles Acton Comment
  UC1595381  Scutellaria siphocampyloides Tim Ross, Steve Boyd 1990-6-18 3467 Los Angeles Camp Verdugo Pines and vicinity, [northerly draw draining] to Jackson Lake Camp Verdugo Pines; San Gabriel Mountains, Camp Verdugo Pines 1877 Comment
  RSA445377  Scutellaria tuberosa Richard C. Barkelew 1929-4-23 s.n. Los Angeles Malibu Mountains. Comment
  CAS-BOT-BC62033  Selaginella bigelovii L. R. Abrams; I. L. Wiggins 1931-7-6 341 Los Angeles Vicinity of Mosquito Harbor Comment
  LA93998  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-6 1639 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, ca 1.5 mi from mouth of canyon. 274 Comment
  RSA151023  Selaginella bigelovii Peter H. Raven 1962-5-8 17605 Los Angeles San Clemente Island: second canyon south of Seal Cove 30 Comment
  RSA248844  Selaginella bigelovii Robert F. Thorne 1973-4-11 42864 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  UC813009  Selaginella bigelovii L. W. Nuttall 553 Los Angeles Santa Catalina Isl. Comment
  CAS-BOT-BC363455  Senecio californicus C. F. Baker 1909-3-20 5251 Los Angeles Claremont Comment
  RSA651014  Senecio douglasii Kenneth R. Montgomery, Thomas W. Strid 1973-8-22 73 -176 Los Angeles Collected on north facing slope at Dillon Divide, site of LASCA Cistus field plot Comment
  RSA127807  Senecio flaccidus var. douglasii P. H. Raven, Henry J. Thompson 1949-9-27 14546 Los Angeles Mulholland Highway just east of Decker Road 549 Comment
  RSA730757  Senecio flaccidus var. douglasii A. C. Sanders, Mark Elvin 2002-6-18 25126 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park. 366 Comment
  SEINET7042286  Senecio flaccidus var. douglasii A. G. Vestal 1938-7-4 s.n. Los Angeles Bottom of Wash, Eaton Canyon, Angeles National Forest. Mount Wilson quadrangle. UTM Zone 11, 399333mE, 3785184mN. Comment
  RSA756917  Senecio ionophyllus R. G. Swinney 2008-6-17 9019 Los Angeles 1.2 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1902 Comment
  RSA167853  Senecio lyonii R. F. Thorne, Percy C. Everett 1964-2-6 33289 Los Angeles Santa Catalina Island, W of Catalina Harbor at Isthmus. 15 Comment
  RSA576180  Senecio lyonii Reid V. Moran 1941-2-18 589 Los Angeles Channel Islands, [San Clemente Island], mouth of Middle Ranch Canyon. 150 Comment
  SDSU495  Senecio lyonii R. M. Beauchamp 1967-1-28 136 Los Angeles 1/2 mile southeast of Eel Point; San Clemente Island. Comment
  RSA605907  Senecio mikanioides L. C. Wheeler 1968-12-15 s.n. Los Angeles San Gabriel Mountains: Millard Canyon at about the National Forest Boundary 1509 Comment
  UCR187005  Senecio vulgaris A. C. Sanders 2006-4-10 32008 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
  CDA7660  Senecio vulgaris Phillipson 1915-7-1 Los Angeles Monrovia. Comment
  LA200266  Senecio vulgaris Harlan Lewis; 1940-4-2 1061 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak 670 Comment
  MACF019654  Sequoiadendron giganteum F. A. M. 1940-7-6 15171 Los Angeles Yosemite National Park Comment
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Jun 26 2015
  RSA584498  Setaria parviflora Timothy S. Ross 1992-5-24 6401 Los Angeles W margin of Hwy 39, and on disturbed slope descending into Brown's Gulch. 479 Comment
  RSA741028  Setaria parviflora Justin M. Wood 2009-1-3 282 Los Angeles City of Monrovia, residential property on El Nido Ave. 171 Comment
  RSA512065  Setaria viridis L. C. Wheeler 1966-9-21 8894 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  SD225099  Sherardia arvensis B. Pitzer 1996-4-28 2731 Los Angeles City of Long Beach, Bixby Park, on Junipero Ave., 1 block E of the beach. Across the street from Bixby Park Comment
  JEPS67303  Sidalcea sparsifolia C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4744 Los Angeles Bouquet Canyon 800 Comment
  RSA782018  Sidotheca trilobata Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 400 Los Angeles Liebre Mountains. Road 7N23 1484 Comment
  RSA187736  Silene antirrhina R. F. Thorne 1966-4-7 35941 Los Angeles Cherry Valley, Santa Catalina Island. 61 Comment
  SBBG37712  Silene gallica M. B. Dunkle 1939-4-6 7305 Los Angeles Mosquito Harbor Comment
  UCR189407  Silene gallica R. G. Swinney 1998-5-25 6151 Los Angeles San Gabriel Valley, Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
  UCR76418  Silene gallica T. S. Ross, Amy Kendall 1992-4-15 6196 Los Angeles San Clemente Island, Central upland portion of the island, SW of 'Ledge' (1328' knoll of Stone field station), 236 degrees SW, c. 170m distant from summit of 'Ledge' 393 Comment
  SD66895  Silene gallica R. Mitchel Beauchamp 1967-3-17 244 Los Angeles San Clemente Island; west of Wilson Cove. Comment
  SEINET11944389  Silene laciniata C. Wyman, Bright, J. F. 1931-1 172 Los Angeles San Fernando Valley Comment
  RSA165134  Silene laciniata subsp. major Gordon Pilone 1962-6-24 504 Los Angeles 1 mile W of Topanga Canyon on Robinson Road 305 Comment
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May 20 2012
  RSA477932  Silene laciniata subsp. major Fordyce Grinnell Jr. 1910-6-22 1931 Los Angeles Switzers trail 1066 Comment
  RSA0081489  Silene platyota R. G. Swinney 2001-6-20 7994 Los Angeles Summit of Mt. Lewis, NW of Dawson Saddle. 2524 Comment
  RSA152106  Silene verecunda subsp. platyota Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson saddle 2438 Comment
  RSA438868  Silene verecunda subsp. platyota Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  CATA1425  Silybum marianum Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2586 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  RSA0114885  Silybum marianum R. G. Swinney 2011-4-26 14509 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
  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
  CAS-BOT-BC74958  Sinapis arvensis I. Johnston 1918-2-1 1969 Los Angeles Upland. Comment
  UCR270126  Sisymbrium altissimum R. G. Swinney 2010-6-1 13126 Los Angeles San Gabriel Mountains, lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  RSA762451  Sisymbrium erysimoides R. G. Swinney 2009-2-20 10010 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR95330  Sisymbrium irio L. C. Wheeler 1967-4-30 9208 Los Angeles San Gabriel Mtns, Liebre Mtns, NW end of foothills (of San Gabriel Mtns), between Bouquet Junction and Bonelli Ranch 396 Comment
  SDSU1257  Sisymbrium irio Florence Young Berg 865 Los Angeles Orange Orchard near Claremont. Comment
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Feb 6 2016
  CAS-BOT-BC75313  Sisymbrium officinale Dr. A. Davidson 1892-5-1 s.n. Los Angeles 4th and Mill Streets, Los Angeles. Comment
  RSA0021958  Sisymbrium orientale Duncan S. Bell, Caitlin Elam 2013-6-24 5292 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  SFV1518  Sisymbrium orientale L. Imamura 1958-5-2 s. n. Los Angeles San Fernando Valley West Zelzah northeast of Prairie. 305 Comment
  SBBG25551  Sisyrinchium bellum D. Emery 1947-4-20 Los Angeles Topanga Cyn Comment
  SD80168  Sisyrinchium bellum R. S. Woglum 1930-4-28 Los Angeles Hills south of Glendora. Comment
  UCR140428  Sisyrinchium bellum June Latting 1958-3-30 219 Los Angeles Los Angeles Basin, Highland Park, back of Optimists Home for Boys 244 Comment
  UCR95502  Sisyrinchium bellum L. C. Wheeler 1966-9-21 8910 Los Angeles San Gabriel Mtns., south fork of Big Rock Creek in the vicinity of Lily Spring 2378 Comment
  POM50611  Solanum douglasii L. R. Abrams 1901-4-1 1216 Los Angeles Ballona Harbor. Comment
  RSA422426  Solanum douglasii Tom Burch 1940-2-22 4018 -6 Los Angeles Redondo Beach Comment
  SEINET13387052 Image available Solanum douglasii R. G. Swinney 2011-1 14082 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, north area of park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wilson 7.5' Q.) ( T1N R11W S15) 235 Comment
  UCR227642  Solanum douglasii R. F. Thorne 1967-3-18 36759 Los Angeles Channel Islands; Santa Catalina Island, at dam, Middle Ranch 213 Comment
  SEINET12274721  Solanum douglasii J. F. Bright, Wyman, C. 1931-1 5749 Los Angeles in suburbs of Hollywood Comment
  UCD126878  Solanum douglasii C. W. Tilforth 1969-5-2 180 Los Angeles West side of Colima Avenue, just north of Punta del Este Road, between Whittier and West Covina. Comment
  UC56817  Solanum elaeagnifolium Ernest Braunton 1902-9-1 697 Los Angeles Los Angeles Comment
  UCR205890  Solanum umbelliferum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37086 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  RSA427429  Solanum umbelliferum H. L. Bauer 1932-4-1 15383 Los Angeles Along road to Saddle Peak. Comment
  RSA0082568  Solidago californica R. G. Swinney 2010-9-7 13727 Los Angeles NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks. 1768 Comment
  RSA473611  Solidago californica Fordyce Grinnell Jr. 1921-4-3 17782 Los Angeles Pacoima Canyon. Comment
  UCR199858  Solidago californica LeRoy Gross, Naomi Fraga 2006-1-20 2450 Los Angeles Transverse Ranges, Verdugo Mountains, east end of the Verdugos, north side of the main crest. Deer Creek off of Beaudry Road, west of debris basin 448 Comment
  RSA518119  Solidago confinis Christopher Davidson 1967-9-7 960 Los Angeles Mt. Baldy trail from Baldy Village, near Bear Flat. 1524 Comment
  UC1922461  Solidago velutina subsp. californica Valerie Soza, Miriam Sidibeh 2003-3-26 1623 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Fern Lane Mtwy, northwest of Flint Peak. 457 Comment
  RSA594462  Sonchus asper Steve Boyd, Lauren Raz 1996-9-24 8946 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
  RSA0119941  Sonchus oleraceus R. G. Swinney 2014-5-27 16668 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  RSA533523  Sonchus oleraceus Timothy S. Ross 1991-3-9 4172 Los Angeles Whittier Hills (Puente Hills, pro parte): seepage ca 300 ft SW of Colima Rd x Camino del Sur. 213 Comment
  UCR205218  Sonchus oleraceus R. G. Swinney 2006-6-18 8534 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  UCD169675  Sorghum halepense Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, Old Point Comfort. 1262 Comment
  UCR255787  Spartium junceum R. G. Swinney 2010-4-20 12300 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA0048467  Spartium junceum Elwood Fordham 1951-4-15 s.n. Los Angeles Topanga. 91 Comment
  SBBG96698  Spergularia macrotheca var. macrotheca S. Boyd with T. Ross, L. Arnseth 1990-4-7 4250 Los Angeles lower half of China Cyn, W side Comment
  RSA0098596  Spergularia marina L. R. Abrams 1901-4-10 1458 Los Angeles Hyde Park. Comment
  CAS-BOT-BC390805  Spergularia marina Geo. B. Grant 1901-4-14 s.n. Los Angeles Redondo Comment
  SDSU4521  Spergularia marina A. H. Gallup 1949-3-17 343 Los Angeles 152 Comment
  CATA502  Spergularia villosa Sara L. Crockett 1997-4-2 646 Los Angeles Santa Catalina Island: 0.85 mile W along Empire Landing Road from jct. with Airport Road, S side of road 481 Comment
  UCR182741  Sphenosciadium capitellatum R. G. Swinney 1997-7-16 5658 Los Angeles San Gabriel Mtns., Buford Canyon, 0.5 mi. west of San Bernardino Co. line, south of Hwy 2 and Swarthout Valley, c. 2 air miles west of Wrightwood 2195 Comment
  UCSB52168  Sporobolus airoides Hodgson, John 1928-6-14 Los Angeles Peace Valley Comment
  RSA601749  Stachys ajugoides var. rigida Louis C. Wheeler 1946-4-21 6192 Los Angeles San Gabriel Mountains. Cloverleaf Canyon (near head of canyon). Comment
  POM306198  Stachys albens Henry J. Ramsey, Henry J. Ramsey 1937-7-18 s.n. Los Angeles Altadena, San Gabriel Mts., Soldier's Creek. Comment
  RSA82549  Stachys albens F. W. Peirson 1922-7-6 4061 Los Angeles Along Mescal Creek, near Big Pines, north slope of San Gabriel Mts. 2073 Comment
  RSA82575  Stachys albens F. W. Peirson 1924-8-23 5055 Los Angeles West Fork of San Gabriel River. 412 Comment
  UC519977  Stachys albens Louis C. Wheeler 1932-8-28 1295 Los Angeles Puddingstone Dam San Jose Hills 274 Comment
  RSA0080424  Stachys albens R. G. Swinney 2011-6-29 15340 Los Angeles Mill Creek, upstream of Monte Cristo Campground, between campground and the confluence with Monte Cristo Creek. 1098 Comment
  SFV3244  Stachys bullata K. A. Wilson 1963-5-5 1295 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  LA32111  Stebbinsoseris heterocarpa Henry J. Thompson; 1959-4-19 1957 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA0091874  Stebbinsoseris heterocarpa Steven A. Junak, Ralph N. Philbrick 2001-5-17 SCa- 1528 Los Angeles Santa Catalina Island: E of Little Harbor, near Sheep Chute Ridge Road, ca. 0.5 mile from intersection with Little Harbor Road. 121 Comment
  RSA0113211  Stebbinsoseris heterocarpa Steven A. Junak 2000-5-19 SCa- 1325 Los Angeles Santa Catalina Island. On 1st ridge W of Twin Rocks, above Goat Harbor Beach, at end of road. 290 Comment
  RSA590865  Stellaria media Orlando Mistretta 1994-4-12 1033 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  RSA669145  Stellaria media LeRoy Gross, Naomi Fraga 2002-4-4 516 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way & Chandler Fire Road meet, head north down Wildwood Fire Road, to old home site near La Tuna Canyon Road. 468 Comment
  SBBG37758  Stellaria media R. Moran 1941-3-14 706 Los Angeles Middle Ranch 200 Comment
  RSA301950  Stephanomeria blairii M. A. Piehl 1962-6-10 62398 Los Angeles San Clemente Island: canyon E. of Thirst. 305 Comment
  UCR142926  Stephanomeria blairii H. D. House, Grumbles 1930-8-5 s.n. Los Angeles Channel Islands, San Clemente Island Comment
  CAS-BOT-BC375144  Stephanomeria cichoriacea F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt Lowe, San Gabriel Ridge. San Gabriel Mountains 1615 Comment
  CAS-BOT-BC375148  Stephanomeria cichoriacea John Thomas Howell 1927-10-16 3145 Los Angeles Slope at Sturtevant Falls, Santa Anita Canon [Canyon], San Gabriel Mts. Comment
  UCR145197  Stephanomeria exigua June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UC284244  Stephanomeria exigua subsp. coronaria P. A. Munz 1923-8-31 7671 Los Angeles ridge s Swartout Valley; San Gabriel Mts. 2575 Comment
  SFV7106  Stephanomeria virgata K. A. Wilson 1974-8-21 1433A Los Angeles Santa Monica Mountains 0.3 miles west of Las Virgenes Road. Roadside bank. 185 Comment
  RSA474246  Stephanomeria virgata F. R. Fosberg 1931-9-17 S 5697 Los Angeles Los Angeles. 40 Comment
  UCD136439  Stephanomeria virgata Leslie D. Gottlieb 1966-7-8 6646 Los Angeles just east of Woodfall Road exit on State Route 14, east of Solemint. Comment
  UCR117225  Stillingia paucidentata B. G. Pitzer 1998-5-12 3689 Los Angeles Western Mojave Desert, c. 18 air mi. NW of Adelanto & 12.8 mi (airline) west of the San Bernardino Co. line, 240th Street East, c. 3.1 road mi. north of junction with El Mirage Rd. (= Ave. 'P'), 0.25 mi. east of 240th St., and c. 3.4 mi. south of Ave. 'J 866 Comment
  UCR177928  Stipa cernua LeRoy Gross 2001-5-27 424 Los Angeles Los Angeles Basin region, Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek Comment
  UCR258935  Stipa cernua R. G. Swinney 2010-6-1 13131 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  LA33437  Stipa coronata Peter H. Raven; Henry J. Thompson 1959-5-5 14159 Los Ang