Search Results — 2000 specimen records retrieved (1565 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
 Records are made available under the CCH Data Use Terms.

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A yellow cell in the column headed "?", for records with coordinates, indicates a discrepancy with respect to range as specified in the eFlora. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SBBG119153  Abies concolor J. Latting 1973-6-10 Los Angeles Big Rock Crk site, Fenner Cyn 1585 Comment
  SFV21899  Abies concolor J. N. Hogue 2011-5-12 s. n. Los Angeles San Gabriel Mountains Highway 2 at east entrance to Buckhorn Campground. 2000 Comment
  CAS-BOT-BC229371  Abronia umbellata Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  SBBG38790  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles China Pt Comment
  UCR205522  Acacia cyclops A. C. Sanders, T. B. Salvato 2009-5-19 36813 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
  UCR100768  Acacia dealbata L. C. Wheeler 1969-2-15 s.n. Los Angeles San Gabriel Mtns., Canyon Crest Drive, Millard Canyon 404 Comment
  UC1971132  Acanthoscyphus parishii var. parishii Scott D. White, D. E. Bramlet 1998-8-11 7050 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Hwy. 39 from ca. 1.6 mi W of junction Crystal Lk. access rd. to junction Hwy. 2. USGS Crystal Lake 7 1/2' Quad. Comment
  SEINET12344128  Acanthus mollis M. E. Mathias 1948-6-30 2181 Los Angeles West Los Angeles, Vavra Estate Comment
  POM85891  Acer macrophyllum George B. Grant 1901-5-3 17 Los Angeles Mount Wilson, Southern California. Comment
  RSA394176  Acer macrophyllum Donald R. Bissing 1973-3-29 34 Los Angeles Evey Canyon, 1.5 mile from canyon mouth. 976 Comment
  SEINET4565800 Image available Acer macrophyllum Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1354 Los Angeles Transverse Ranges; Verdugo Mountains; Whiting Woods Road, mouth of Henderson Canyon 396 Comment
  UCR99489  Acer macrophyllum Steve Boyd, Lauren Raz 1997-3-26 9378 Los Angeles San Gabriel Mtns., Liebre Mountains, Sierra Pelona Ridge, Willow Spring on the S flank of Martindale Cyn near the N end of Bouquet Cyn, south of upper end of reservoir along Forest Service Rd 6N08. 1311 Comment
  RSA0051231  Acer macrophyllum James R. Shevock 1976-4-24 5020 Los Angeles San Gabriel Mountains, Angeles National Forest. 1386 Comment
  UCR124479  Achillea millefolium B. C. Templeton 1932-7-20 5003 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  UCR179704  Achillea millefolium R. G. Swinney, Dave Larson 1996-7-17 5132 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  CAS-BOT-BC211920  Achnatherum coronatum L. R. Abrams 1901-4-1 1305 Los Angeles Santa Monica Mountains Comment
  SBBG29606  Achnatherum hymenoides K. K. Muller -Apr-1968 Los Angeles 2 mi W of Hi Vista on Ave G Comment
  UC284801  Achnatherum hymenoides P. A. Munz 1923-5-27 6906 Los Angeles Pallett Creek San Gabriel Mts. Comment
  SD13112  Acmispon americanus Edith A. Purer 1935-5-11 6574 Los Angeles Malibou Road, Santa Monica Mountains. Comment
  CATA1071  Acmispon argophyllus var. argenteus Mark L. Hoefs 1995-5-16 2012 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  SD79053  Acmispon argophyllus var. argenteus R. Mitchel Beauchamp 1967-1-27 110 Los Angeles San Clemente Island, in field east of Wilson Cove area Comment
  SD90626  Acmispon argophyllus var. argenteus Robert F. Thorne 1966-4-15 36016 Los Angeles San Clemente Island, at top edge of sea bluff ca. 0.5 miles SSE of Eel Point, SW side of the island 29 Comment
  CATA110  Acmispon dendroideus var. dendroideus Mark L. Hoefs, A. Douglas Propst 1973-3-14 82 Los Angeles Santa Catalina Island: Cape Canyon 243 Comment
  CAS-BOT-BC204897  Acmispon dendroideus var. traskiae F. C. Boutin 1967-4-24 1704 Los Angeles San Clemente Island: E side of island, Wilson Cove Comment
  UC1971210  Acmispon nevadensis var. davidsonii Louis C. Wheeler 1970-7-25 Los Angeles SAN GABRIEL MOUNTAINS: Heliport 0.3 mile north of South Mt. Hawkins. Comment
  SD64191  Acmispon strigosus Lucille Kempers 1953-4-24 31 Los Angeles San Gabrial Mountains, Palmer Canyon 4 miles up the road, south-facing slope 640 Comment
Read comments
Jul 15 2013
  SD253361  Acourtia microcephala R. G. Swinney 2010-5-7 12578 Los Angeles San Gabriel Mountains: Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210. 494 Comment
  RSA94810  Acourtia microcephala F. W. Peirson 1919-7-1 520 Los Angeles South base of San Gabriel Mtns, Fish Canyon. 457 Comment
  CAS-BOT-BC133171  Adenostoma fasciculatum Marcus E. Jones 1900-7-10 s.n. Los Angeles Ravenna Comment
  CDA25689  Adenostoma fasciculatum T. C. Fuller, T. Suzuki 1958-5-9 s.n. Los Angeles Millard Canyon, Cheney Trail above Altadena. 0 Comment
  UC1018196  Adenostoma fasciculatum J. Warren 1952-4-24 Los Angeles Mulholland Drive 548 Comment
  UC1584250  Adenostoma fasciculatum Tim Ross and Steve Boyd 1990-6-6 2828 Los Angeles Green Valley Pasture in San Francisquito Canyon; Lake Hughes U.S.G.S. 7.5' Quad., , Gr 926 Comment
  UCR177135  Adenostoma fasciculatum Joseph M. Keefe 2001-1-19 30947 Los Angeles Transverse Ranges; Verdugo Mts region; San Rafael Hills, south by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles 305 Comment
  POM90012  Adenostoma fasciculatum Marcus E. Jones 1883-5-9 s.n. Los Angeles Pasadena. Comment
  RSA311404  Adenostoma fasciculatum var. fasciculatum Cheryl A. Lawson 1971-6-26 408 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  RSA592476  Adenostoma fasciculatum var. fasciculatum Mark Hoefs 1973-3-13 62 Los Angeles Santa Catalina Island. Upper Avalon Canyon, by water tank above Wrigley Memorial. 290 Comment
  UCR95269  Adiantum aleuticum L. C. Wheeler 1970-1-4 s.n. Los Angeles Transverse Range; San Gabriel Mtns., East Fork of Santa Anita Canyon, c. 200 yards downstream from the falls 762 Comment
  CAS-BOT-BC65565  Adiantum capillus-veneris I. M. Johnston 1918-9-1 s.n. Los Angeles Canyon (Fern C.) north of Browns Flat 1219 Comment
  RSA674652  Adiantum capillus-veneris Scott D. White, P. DeVries 2000-5-18 7890 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  SEINET10839583  Adiantum jordanii Lenington 1919-1 LENINGTON UMO 32138 Los Angeles San Dimas Canyon, Pomona, California. Comment
  UC1930146  Adiantum jordanii Mark Elvin, Orlando Mistretta 1996-3-24 136 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  UC284842  Aesculus californica P. A. Munz 1923-6-9 6939 Los Angeles Oakgrove Canyon; Liebre Mts. Comment
  RSA0058205  Ageratina adenophora Richard G. Swinney 2010-6-23 13374 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
  RSA729576  Ageratina adenophora R. G. Swinney, D. W. Larson 1999-5-15 7180 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  UC81162  Ageratina adenophora unknown 1896-4-20 Los Angeles canon s of Pasadena Comment
Read comments
Mar 20 2018
  RSA0116319  Agoseris heterophylla A. C. Sanders 2006-4-10 32003 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
  RSA606992  Agoseris retrorsa L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1249 Comment
  RSA609127  Agoseris retrorsa L. C. Wheeler 1968-5-12 s.n. Los Angeles Divide between Punchbowl Canyon and Watkins Creek at end of road and beginning of Burkhart Trail. 1585 Comment
  UCR139371  Agropyron parishii var. laeve I. M. Johnston 1917-7-1 1518 Los Angeles San Gabriel Mtns., Brown's Flat 1372 Comment
  UCR210124  Agrostis R. G. Swinney 2008-7-24 9351 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA0127705  Agrostis exarata Louis C. Wheeler 1967-7-18 10102 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  UCSB52080  Agrostis gigantea Hodgson, John 1928-6-26 Los Angeles Peace Valley, first meadow; Los Padres National Forest 1066 Comment
  RSA287985  Alisma triviale Robert Holland 1981-5-20 1129 Los Angeles Madrona Marsh, Torrance Comment
Read comments
Dec 11 2009
  UCR152765  Alisma triviale D. E. Bramlet 2003-9-17 3468 Los Angeles San Gabriel Mtns., Big Dalton Debris Basin 324 Comment
  CHSC95921  Allium burlewii LeRoy Gross; Valerie Soza 2003-6-10 1017 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy. UTM Zone; 3793403N 0439641E. Just off the trail. 2896 Comment
  RSA586482  Allium burlewii Orlando Mistretta, Mark Elvin 1995-6-20 1816 Los Angeles Bare Mountain Canyon. 1845 Comment
  SEINET10666944  Allium cepa Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2590 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  UCR223014  Allium fimbriatum R. G. Swinney 2009-5-5 10631 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UCR191675  Allium fimbriatum var. fimbriatum T. B. Salvato 2008-4-22 3313 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
  JEPS104678  Allium monticola John L. Morrison 1937-6-17 2524 Los Angeles San Gabriel Mountains; along the trail 500 yds above junction of main trail (Mount Islip trail) and Big Cienega camp trail Comment
  POM18103  Allium monticola Philip A. Munz 1923-5-25 6807 Los Angeles Big Rock Creek 1280 Comment
  RSA3570  Allium praecox Carl B. Wolf 1932-5-12 3583 Los Angeles Santa Catalina Island. Open valley 2 miles from Isthmus on road to Little Harbor. 91 Comment
  UC119954  Allium praecox T. S. Brandegee 1893-5-21 Los Angeles Santa Catalina Island Comment
  RSA606173  Allophyllum divaricatum Leota Brice 1930-6-2 s.n. Los Angeles San Gabriel Canyon. Comment
  SEINET12278603  Allophyllum gilioides Unknown 1933-1 8504 Los Angeles Hollywood hills Comment
  SEINET2444447  Allophyllum glutinosum Tim Ross, Peter Fritsch 1990-6-20 3666 Los Angeles San Gabriel Mountains. Rincon-Red Box Rd. (2N24); ridgetop between W Fk San Gabriel River and Roberts Canyon. 1256 Comment
  UC1930052  Allophyllum glutinosum Scott D. White, Michael Honer 2003-6-23 9579 Los Angeles NEWHALL AREA: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. Comment
  SD7933  Alnus oblongifolia J. C. Nevin Unknown Los Angeles Los Angeles Comment
  SEINET6084112  Alternanthera philoxeroides Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UCD97063  Alternanthera philoxeroides T. C. Fuller 1965-9-23 14171 Los Angeles 0.2 mi. n. of flood gates of Whittier Narrows Dam, w. of Rosemead Blvd., s. of San Gabriel Blvd., e. bank of the Rio Hondo, just e. of Montebello. Comment
  SEINET10481949  Alyssum alyssoides Robert F. Thorne, Mae Z. Thorne 1969-7-9 Thorne 38473 Los Angeles San gabriel mts, angeles nat'l forest: dry, open, gravelly s facin slope of Table mt. Above big pines ranger station; fls deep purple. 2118 Comment
  POM307078  Amaranthus albus Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1928 Los Angeles Near Walnut, roadside. Comment
  IRVC28766  Amaranthus powellii A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-6 25554 Los Angeles north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons Santa Clara River Valley 274 Comment
  SEINET4001593 Image available Amblyopappus pusillus M. B. Dunkle 1939-1 8111 Los Angeles Santa Barbara Island. Comment
  RSA416879  Amblyopappus pusillus Jack Rempel 1932-3-26 s.n. Los Angeles El Segundo. Comment
  SBBG54460  Ambrosia acanthicarpa L. R. Abrams 1930-9-19 12908 Los Angeles Los Angeles Comment
  SEINET5514074  Ambrosia acanthicarpa J. C. Beatley 1969-1 Los Angeles along rdsides Rte 138 near San Bernardino County line NTS Herbarium coll. Drainage area: Antelope Valley drainage 1067 Comment
  SFV16043  Ambrosia chamissonis A. M. Orcino, A. Sutton 1994-4-23 5 Los Angeles Playa del Rey Beach, corner of Pacific Ave. and Convoy St., 0.1 mile north of Culver Blvd. 2 Comment
  UC206213  Ambrosia chamissonis Katharine Brandegee Los Angeles Santa Catalina Island Santa Catalina Island Comment
  UC73943  Ambrosia chamissonis J. Q. Adams 1905-1-1 Los Angeles Soldiers Home Comment
  LA94829  Ambrosia psilostachya T. A. Geissman; 1968-4-20 TAG 42068 APM Los Angeles Santa Monica Mountains, Malibu Canyon, near entrance to canyon 9 Comment
  UCSB11818  Ambrosia psilostachya Breedlove, Dennis 1961-9-24 Los Angeles Middle Ranch Canyon, 0.5 mi. above Ben Weston Beach; Santa Catalina Island 60 Comment
  UC1925831  Amelanchier utahensis Larry Kelly and Dave Keil 1989-4-21 354 Los Angeles Along Big Pine Highway Comment
  RSA415275  Amorpha californica var. californica Robert L. Dressler 1949-6-19 893 Los Angeles Johnstone Peak, San Gabriel Mountains. 854 Comment
  CAS-BOT-BC26890  Amsinckia attenuata John I. Carlson 1914-4-28 s.n. Los Angeles Avalon. Catalina Island Comment
  UC50348 Image available Amsinckia lycopsoides H. M. Hall 1903-4-1 3768 Los Angeles Playa del Rey; ; Playa del Rey, Los Angeles Co. Comment
  RSA0089908  Amsinckia menziesii P. A. Munz 1934-4-2 13148 Los Angeles Puddingstone Canyon, San Dimas. 304 Comment
  POM127661  Amsinckia menziesii var. menziesii S. B. Parish 1919-4-19 19255 Los Angeles Lone Hill, near San Dimas Comment
  SBBG103921  Amsinckia menziesii var. menziesii D. Swinney 1993-3-22 2087 Los Angeles jct of Sierra Madre Ave and Valley Center, N of Sierra Madre 304 Comment
  IRVC27964  Amsinckia tessellata A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26120 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
  UCR270672  Amsinckia tessellata R. G. Swinney 2011-4-1 14291 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA0055043  Amsinckia tessellata Jim Shevock 1971-3-15 790 Los Angeles Near Pearblossom, Hwy. 138. 914 Comment
  RSA704232  Amsinckia tessellata var. tessellata Gary D. Wallace 1982-4-17 1911 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  UCR191998  Amsinckia vernicosa var. vernicosa A. C. Sanders 2008-4-17 34948 Los Angeles Transverse Range, foot of hill c. 1 mile SW of Neenach School, c. 1.5 mi. west of mouth of Pine Canyon 945 Comment
  UCR182847  Anagallis arvensis R. G. Swinney 1989-4-1 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park ; Big Dalton Canyon 428 Comment
  LA35601  Anagallis arvensis A. K. Khudairi; 1951-4-21 Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  RSA736150  Anagallis arvensis Rosemarie Zimmermann 1961-6-8 139 Los Angeles Dalton Road, 1.5 mi. N. of Big Dalton Dam. Big Dalton Canyon. San Dimas Experimental Forest 610 Comment
  RSA503873  Anemopsis californica Robert Gustafson 1981-5-27 2229 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA95183  Anisocoma acaulis F. W. Peirson 1921-5-19 1468 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 1037 Comment
  UCR189987  Antennaria dimorpha R. G. Swinney 1998-6-12 6960 Los Angeles San Gabriel Mtns., 4.3 miles N of Big Pines Hwy (Hwy 2) at end of Rd. AB9, off Table Mtn. Rd., 1/4 mi. NE of end of AB9 1890 Comment
  SD113041  Anthemis cotula Darley F. Howe 1915-6-3 Los Angeles Claremont Comment
  RSA720235  Anthriscus caucalis LeRoy Gross 2007-4-21 2640 Los Angeles North side of the range; Engleheard Canyon. Pass or up canyon from Camp Max Straus at the end of Shirly Jean Street 416 Comment
  RSA562551  Antirrhinum coulterianum Steve D. Boyd, Orlando Mistretta 1993-5-11 8130 Los Angeles North of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon. 488 Comment
  RSA682672  Antirrhinum coulterianum LeRoy Gross, Naomi S. Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1080 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  UC55199  Antirrhinum coulterianum unknown May 1903 5502 Los Angeles Redondo Comment
Read comments
Aug 19 2010
  UCR259760  Antirrhinum coulterianum R. G. Swinney 2010-5-11 12640 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
  RSA425780  Antirrhinum coulterianum Kenneth A. Wilson 1961-4-26 1158 Los Angeles Soledad Canyon. Small burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. Comment
  RSA425784  Antirrhinum coulterianum L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  UCR200025  Antirrhinum kelloggii Valerie Soza, Susan Caplow 2003-4-11 1631 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park vicinity, upper Brand Canyon, alongside Brand Park Motorway 549 Comment
  UCR118635  Antirrhinum multiflorum O. F. Clarke 1981-3-22 s.n. Los Angeles Santa Susana Mtns., about 2 miles west of Chatsworth [probably in vicinity of Santa Susana Pass] Comment
  UCR230256  Antirrhinum multiflorum Dan S. Cooper 2011-4-26 411- 6 Los Angeles Los Angeles Basin/San Gabriel Mtns. Foothills, Sunland, Big Tujunga Wash, between 210 Fwy and Foothill Blvd. 358 Comment
  SFV12423  Antirrhinum nuttallianum D. L. Koutnik 1978-4-28 415 Los Angeles Point Dume near Zuma Beach. On ocean bluff. 46 Comment
  RSA0110760  Antirrhinum nuttallianum Steven A. Junak 1998-6-13 SCa- 738 Los Angeles Santa Catalina Island. Just W of beach at Little Harbor. 49 Comment
  UC150064  Antirrhinum nuttallianum subsp. nuttallianum LeRoy Abrams 1902-6-8 2496 Los Angeles Playa del Rey Comment
  UC1349348  Antirrhinum nuttallianum subsp. subsessile Robert F. Thorne 1966-4-5 35876 Los Angeles Cottonwood Canyon Cottonwood Canyon, Santa Catalina Island; Santa Catalina Island 106 Comment
  SBBG13297  Apiastrum angustifolium M. A. Piehl 1962-6-9 63244 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 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
  UCR153562  Apiastrum angustifolium A. C. Sanders, T. B. Salvato 2005-4-26 29726 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
  UCR78090  Apiastrum angustifolium David Charlton 1991-7-5 5503 Los Angeles San Gabriel Mtns., Lake Hughes Road, south of Castaic Lake, l mi. [NE] of Visitor Center 400 Comment
  SEINET12117499  Apiastrum angustifolium I. W. Clokey, Templeton, B. 1929-1 4434 Los Angeles Mandeville Canyon, Santa Monica Mountains 425 Comment
  RSA594472  Apium graveolens Steve Boyd, Lauren Raz 1996-9-24 8937 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
  JEPS49796  Apocynum androsaemifolium Frank W. Peirson 1921-7-3 882 Los Angeles Vincent Gulch just below Rock Creek Divide; San Gabriel Mts., Vincent Gulch 2011 Comment
  RSA239859  Apocynum androsaemifolium John Dourley 1968-9-13 s.n Los Angeles just east from base of Mt. Baden-Powell 2011 Comment
  UC22888  Apocynum cannabinum J. H. Barber 1897-7-1 235 Los Angeles Bear Canyon Comment
  UCR271788  Apocynum cannabinum R. G. Swinney 2011-6-23 15304 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA167821  Aptenia cordifolia R. F. Thorne, P. C. Everett 1964-2-7 33454 Los Angeles Weed at lower end of Pebbly Beach Canyon at base of building, E end of Santa Catalina Island. 76 Comment
  RSA0127009  Aquilegia formosa Louis C. Wheeler 1967-7-15 10015 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  UCR247280  Arabidopsis thaliana Dan S. Cooper 2013-3-17 313- 52 Los Angeles Western Transverse Range; Hollywood Hills, Los Angeles, Royce Canyon in Griffith Park, off Mt. Hollywood Dr. 297 Comment
  UCR223558  Arabis R. G. Swinney 2009-6-2 10982 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA0021513  Arabis glabra Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5142 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  POM367170  Arbutus menziesii L. C. Wheeler 1932-4-16 619 Los Angeles W side Santa Anita Canyon. 762 Comment
  RSA632418  Arbutus menziesii Valerie L. Soza, LeRoy Gross 1999-7-15 630 Los Angeles San Gabriel Mountains: Helispot off Mt. Wilson Trail, 2.7 miles from trailhead in Sierra Madre. 822 Comment
  CAS-BOT-BC46101  Arctostaphylos gabrielensis Walter Knight; Irja Knight 1986-11-26 6309 Los Angeles San Gabriel Mts. Mill Creek Campground at summit on road N-3 1417 Comment
  RSA626737  Arctostaphylos glandulosa Jon E. Keeley 1978-9-4 7230 Los Angeles Mt. Gleason (Arcto study site). 2000 Comment
  RSA626775  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20490 Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA626813  Arctostaphylos glandulosa Jon E. Keeley 1992-10-15 22095 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA626795  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1978-9-4 7237 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1650 Comment
  LA42399  Arctostaphylos glandulosa subsp. mollis Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA631508  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16036 Los Angeles Ridge Route, 15 km south of Liebre Gulch turnoff. 950 Comment
  RSA631576  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15964 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631596  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15606 Los Angeles Angeles Forest Highway, 1 km south of Hidden Springs Cafe. 850 Comment
  RSA631630  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15829 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631641  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15636 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA0073297  Arctostaphylos glauca Bonnie C. Templeton 1938-6-1 4871 Los Angeles E. Blue Ridge, Big Pines Park, San Gabriel Mts. Comment
  RSA631689  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16049 Los Angeles Ridge Route, 2 km south of Liebre Gulch turnoff. 1000 Comment
  RSA718067  Arctostaphylos parryana R. G. Swinney 1997-8-19 5812 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  RSA634755  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20408 Los Angeles Road to Pacifico Mountain, 10.4 km east of Mill Creek Summit. 1760 Comment
  RSA635152  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20527 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA733567  Arctostaphylos patula R. G. Swinney 1998-8-13 6736 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain 2427 Comment
  RSA165875  Arctostaphylos uva-ursi Lee W. Lenz s.n. Los Angeles RSABG west side of path north of bldg. No prop. number found. Source unknown. Voucher spec. N=13. Comment
  SD230200  Arenaria macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10011 Los Angeles Liebre Mountains Redion: Western summit of Liebre Mountain, a distinctive, rounded knoll south of head of Cold Canyon. Two plants around granit boulder coutcorp just to south of campsite under gigantic Quercus chrysolepis know as Quercus Rex 1707 Comment
  RSA578332  Argemone munita Tim S. Ross, S. D. Boyd 1994-5-4 7645 Los Angeles Near the headwaters of San Francisquito Canyon, 1790 m E of Grass Mtn summit on the Grass Mtn - Leona Divide Truck Trail. 1226 Comment
  POM253  Argemone munita subsp. rotundata H. Webster s.n. Los Angeles San Antonio Canyon. Comment
  UCR161204  Arida carnosa T. B. Salvato, Melissa Clemons 2005-9-27 1232 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  CATA1614  Aristida adscensionis Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Janet Takara 1998-5-1 2884 Los Angeles Santa Catalina Island: Ridge to Whitley's Peak 371 Comment
  SBBG109148  Artemisia californica S. A. Junak 1997-10-20 SCl 968 Los Angeles coastal slopes just S of southernmost cyn in Bryce Cyn complex Comment
  SFV18423  Artemisia californica C. Ferguson s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Ecology Trail. Dry, south facing slopes. Comment
  UC29661  Artemisia californica J. H. Barber 1897-9-19 284 Los Angeles Santa Monica Exp't Station Comment
  LA32098  Artemisia douglasiana Peter H. Raven; 1959-3-8 13837 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, 1.1 mi N of Pacific Coast Hwy. 30 Comment
  RSA754436  Artemisia douglasiana Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1801 Los Angeles San Gabriel River 181 Comment
  CAS-BOT-BC90254  Artemisia douglasiana F. J. Steinmetz 1901-8-31 s.n. Los Angeles King's Canyon road w. of Carson Comment
  RSA762881  Artemisia dracunculus R. G. Swinney 2008-10-10 9576 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 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
  UC205743  Artemisia ludoviciana subsp. incompta I. M. Johnston 1917-8-22 1651 Los Angeles Pine Ridge San Antonio Mountains, Pine Ridge 2438 Comment
  LA210516  Artemisia spinescens Philip A. Munz; T. Craig 1933-5-13 12941 Los Angeles 16 mi NE of Lancaster Comment
  CAS-BOT-BC97288  Artemisia tridentata subsp. parishii Ralph Hoffmann 1931-10-1 s.n. Los Angeles near [Bob's] Bobs Place, Mint Canyon Comment
  SBBG62481  Artemisia tridentata subsp. parishii R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  SEINET228698 Image available Artemisia tridentata subsp. parishii Leila M. Shultz, John S. Shultz 1981-10-14 5719 Los Angeles Rancho Santa Ana Botanic Garden Comment
  OBI70302  Artemisia tridentata subsp. tridentata Louis C. Wheeler 1956-9-16 7239 Los Angeles San Gabriel mtns: Guffy Camp, Blue Ridge Comment
  RSA0103915  Artemisia tridentata subsp. tridentata R. G. Swinney 2011-10-10 15733 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  POM18158  Arthrocnemum subterminale P. A. Munz 1923-4-11 6768 Los Angeles Hay Ranch, San Clemente Island Comment
  SBBG17265  Asclepias californica K. A. Wilson 1962-5-12 1280 Los Angeles cyn with public cmpgrds leading to Devils Punch Bowl trail Comment
  UCSB18313  Asclepias californica Mori, Dianna 1964-5-3 Los Angeles Old Ridge Road, 3 miles from State Highway 138 1127 Comment
  UCR199715  Asclepias eriocarpa Scott D. White, Justin Wood 2008-6-4 12052 Los Angeles Puente Hills, SE of Rose Hills Memorial Park, adjacent to agricultural land. SCE corridor, site of proposed tower 25 335 Comment
  SEINET179623  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek, San Gabriel Mts. 1524 Comment
  POM183640  Asclepias fascicularis J. Ewan 1929-8-17 3452 Los Angeles Trancas Canyon near Pt. Dume. Comment
  UC1063755  Aspidotis californica Jerome S. Horton 1936-4-2 266 Los Angeles trail to flumes San Dimas Canyon; Pomona Quadrangle, San Dimas Watershed 609 Comment
  RSA773855  Aster greatae R. G. Swinney 2009-8-19 11449 Los Angeles Monrovia Canyon Wilderness Park, at waterfall 534 Comment
  RSA0048575  Astragalus antisellii A. Lee Haines 1964-5-8 s.n. Los Angeles Woodland Hills. 304 Comment
  UC57474  Astragalus brauntonii J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  RSA618696  Astragalus didymocarpus var. dispermus Scott D. White, Sandy Leatherman 1998-5-19 6512 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  UC903397  Astragalus didymocarpus var. obispoensis Lois E. James 1947-4-13 1752 Los Angeles about 1/2 mi w Ravenna (in Soledad Canyon); Soledad Canyon, w of Ravenna Comment
  UC1925789  Astragalus douglasii Naomi Fraga, Sarah De Groot 2004-6-1 1234 Los Angeles Transverse Ranges; San Gabriel Mountains region: Along Lytle Creek Ridge Road (3N13). Comment
  CLARK-A1528-4924  Astragalus douglasii var. douglasii John C. Roos 1937-5-31 2045 Los Angeles San Gabriel Mountains Comment
  OBI2977  Astragalus douglasii var. douglasii Lewis S. Rose 1968-4-5 68019 Los Angeles 10 mi E of Gorman. Mojave Desert 853 Comment
  CAS-BOT-BC187070  Astragalus lentiginosus H. M. Hall 1900-6-3 1485 Los Angeles Swarthout Canyon. San Antonio Mountains 1828 Comment
  RSA252890  Astragalus pachypus var. pachypus R. F. Thorne 1973-5-11 43548 Los Angeles Along Mt. Emma Road, 1/2 mi. E of Little Rock Creek below the dam. 1037 Comment
  CAS-BOT-BC192821  Astragalus pomonensis C. F. Baker 1909-3-20 5242 Los Angeles Claremont Comment
  RSA0006851  Astragalus pycnostachyus var. lanosissimus S. B. Parish 1882-10 1117 Los Angeles Ballona Rancho near Santa Monica Comment
  UCR280639  Astragalus trichopodus Mike Misenhelter 2017-4-18 s.n. Los Angeles Los Angeles Basin; Puente Hills, edge of Rose Hills Cemetery, off Workman Mill Rd. near Puente Hills Landfill and Rio Hondo College 274 Comment
  RSA126738  Astragalus trichopodus var. lonchus P. H. Raven 1959-3-15 13857 Los Angeles Just behind dunes E of Zuma Beach. Point Dume. 9 Comment
  RSA3737  Astragalus trichopodus var. lonchus C. B. Wolf 1932-5-10 3528 Los Angeles At summit of Equestrian Trail back of Avalon, Santa Catalina Island. 305 Comment
  SD13185  Astragalus trichopodus var. lonchus Edith A. Purer 1935-5-11 6548 Los Angeles Malibu Road, Santa Monica Mts. Comment
  RSA415739  Astragalus trichopodus var. lonchus E. A. Purer, Freda Detmers 1931-3-19 s.n Los Angeles Los Angeles; along Manchester Ave near Vermont Comment
  JEPS54534  Astragalus trichopodus var. phoxus Frank W. Peirson 1920-3-28 2099 Los Angeles Tujunga San Gabriel Mts., Tujunga (San Gabriel Mts., on hillside at foot of canyon) 457 Comment
  RSA608069  Athysanus pusillus L. C. Wheeler 1931-2-28 s.n. Los Angeles Base of San Gabriel Mountains at Claremont - La Verne: S of Thompson Creek Dam. Comment
  SBBG105378  Atriplex argentea var. expansa H. L. Ferguson 1981-8-11 260 Los Angeles main rd, S of old airfield 259 Comment
  RSA187741  Atriplex californica R. F. Thorne 1966-4-5 35837 Los Angeles Santa Catalina Island, along stream in Cottonwood Canyon 107 Comment
  RSA535323  Atriplex californica T. S. Ross 1991-5-20 5352 Los Angeles San Clemente Island: north third; middle N fork of un-named drainage that empties to sea just N of Jack Point lighthouse. 152 Comment
  UCSB51685  Atriplex canescens Hodgson, John 1928-10-4 Los Angeles Roadside, 1/4 m below Bailey upper gate, Peace Valley; Santa Barbara-Tejon Forest 944 Comment
  SEINET4208638  Atriplex canescens Howard C. Stutz 1993-4-30 95770 Los Angeles Lower Butte.; 0 Comment
  SBBG65350  Atriplex confertifolia R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CAS-BOT-BC170110  Atriplex lentiformis S. B. Parish; W. F. Parish 1881-10-1 1126 Los Angeles Santa Monica Comment
  RSA535893  Atriplex lentiformis subsp. breweri T. S. Ross 1991-9-2 5932 Los Angeles Santa Monica Mountains; near Mulholland Hwy at Yerba Buena Rd. 503 Comment
  UCR188677  Atriplex lentiformis subsp. breweri Tim Searl 2007-10-15 151007- 05 Los Angeles South Coast, Malibu Lagoon near 'Malibu Colony' along state park access road, just above water line; west of highway and north of Malibu Creek 1 Comment
  SBBG29937  Atriplex nummularia C. B. Wolf 1931-12-30 2636 Los Angeles Playa del Rey 30 Comment
  CAS-BOT-BC180915  Atriplex pacifica David B. Weissman 1971-6-15 36 Los Angeles 1.7 miles west of Cactus Peak along the road, Santa Catalina Island 304 Comment
  RSA573459  Atriplex semibaccata T. S. Ross 1992-6-15 6553 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): along Turnbull Canyon Road. 268 Comment
  UC1234797  Atriplex watsonii Peter H. Raven 1962-7-10 17950 Los Angeles near w shore San Clemente Island due w Wall 2; near w shore San Clemente Island Comment
  POM115201  Avena fatua S. M. Tracy 1887-7-5 s.n. Los Angeles Los Angeles. Comment
  RSA385392  Avena fatua George B. Grant 1905-4-30 747 Los Angeles Pasadena. Comment
  RSA631379  Avena fatua Valerie L. Soza, LeRoy Gross 1999-5-10 455 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  LA11003  Avena fatua s.n. Los Angeles Comment
  RSA187949  Avena sativa R. F. Thorne 1966-4-29 36274 Los Angeles Santa Catalina Island: above ranch in Middle Ranch Canyon 229 Comment
  UC1215155  Avena sativa Peter H. Raven 1962-5-8 17622 Los Angeles ridge above Wilson Cove (near summit); San Clemente Island 137 Comment
  POM158117  Baccharis douglasii L. R. Abrams 1903-8-26 2976 Los Angeles Ballona Creek, near Mesmer Comment
  CAS-BOT-BC99628  Baccharis plummerae S. B. Parish; W. F. Parish 1881-10-1 1110 Los Angeles Santa Monica Comment
  CAS-BOT-BC98175  Baccharis salicifolia Lewis S. Rose 1966-12-18 66113 Los Angeles Franklin Canyon, Santa Monica Mountains 335 Comment
  SDSU6388  Baccharis salicifolia subsp. salicifolia A. H. Gallup 1949-2-14 304 Los Angeles Lasca - north of lake. 152 Comment
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Apr 29 2015
  LA51492  Barbarea orthoceras O. H. Kappler; 1944-5-21 627 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido 228 Comment
  UCR182737  Barbarea orthoceras R. G. Swinney 1997-6-19 5627 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  UCR78119  Berberis nevinii Wandalee Thompson 1964-4-11 01 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  UCR218022  Bidens frondosa A. C. Sanders, Dan S. Cooper 2010-8-5 38540 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UC447140  Bidens pilosa J. Ewan 1931-5-11 4187 Los Angeles Los Angeles, Ocean View Street Comment
  SEINET3884836  Bloomeria crocea K. Dobry 1991-5-22 d 639 Los Angeles Ne section of Soka University, 1 mi east of Los Virgenes Rd. off Mulholland Hwy. Santa Monica Mountain.; 0 Comment
  UCR197174  Bloomeria crocea Valerie Soza, LeRoy Gross 2001-5-9 1204 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 297 Comment
  SEINET10533740  Bloomeria crocea Mildred E. Mathias 1931-5-9 Mathias 855 Los Angeles Dry slopes above the end of the public road, West Fork of San Dimas Canyon, San Gabriel Mounatins. Comment
  RSA127844  Bloomeria crocea var. crocea Peter H. Raven 1959-5-9 14164 Los Angeles Santa Monica Mountains. Mulholland Hwy 1 mile W of Las Virgenes Road. Malibu Creek drainage, 274 Comment
  RSA3521  Bloomeria crocea var. crocea Carl B. Wolf 1932-5-9 3464 Los Angeles At junction of Skyline Drive and Pebbly Beach Road. Santa Catalina Island 30 Comment
  RSA367309  Bloomeria crocea var. crocea L. E. Hoffman 1929-6-8 s.n. Los Angeles Arroyo Seco Canyon Comment
  CAS-BOT-BC482052  Bloomeria crocea var. crocea Le Roy Abrams 1899-4-1 252 Los Angeles Inglewood Comment
  SFV15330  Boechera arcuata J. C. Dittes, D. Stolp 1990-3-10 42 Los Angeles San Gabriel Mountains 1.5 miles upstream of Big Tujunga flood control reservoir. 732 Comment
  UCSB21859  Boechera arcuata Jones, D. 1967-5-19 Los Angeles Bouquet Canyon about 2 miles north of junction with Lake Hughs Rd.; Sawmill-Liebre Mtns. 990 Comment
  RSA583775  Bowlesia incana R. G. Swinney 1993-3-23 2100 Los Angeles south hills, Toyon Nature Center 305 Comment
  UCR209423  Boykinia rotundifolia R. G. Swinney 2008-9-13 9452 Los Angeles San Gabriel Mtns., Buckhorn Canyon waterfall, 0.4 mi. north of Burkhart Trail parking lot 1893 Comment
  UC1117454  Brachypodium distachyon Peter H. Raven 1962-5-22 17825 Los Angeles above Emerald Bay (Santa Catalina Island); Santa Catalina Island 121 Comment
  RSA724771  Brassica fruticulosa K. Dobry 1991-4-4 400 Los Angeles Elsmere Cyn. West San Gabriel Mts Comment
  UCR259764  Brassica geniculata R. G. Swinney 2010-4-28 12385 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  UC1929301  Brassica juncea Scott D. White, Justin Wood 2008-3-27 11787 Los Angeles San Gabriel Mountains; San Gabriel Mountain foothills, city of Glendora at Brodiaea filifolia location at the end of N Loraine Ave. 473 Comment
  CHSC35172  Brickellia californica James Henrickson 1972-11-2 8097 Los Angeles 8 miles NW of Newhall, NW of jct. of Hwy 5 and Hasley Canyon Road. 365 Comment
  RSA351116  Brickellia californica Fordyce Grinnell Jr. 1911-9-11 3772 Los Angeles Bailey Canyon, San Gabriel Mts. Comment
  RSA795228  Brickellia microphylla var. microphylla Jane Tirrell 2012-8-31 LS 0171 Los Angeles North side California State Route 2 in rocky highway cut near mile marker 66.43, approx. 1.5 mi east of Islip Saddle. 2230 Comment
  CAS-BOT-BC106129  Brickellia nevinii F. Grinnell Jr. 1911-9-29 s.n. Los Angeles Bailey Canyon [Canon] - San Gabriel Mts. 762 Comment
  RSA603331  Brickellia nevinii Scott D. White 1997-5-21 5208 Los Angeles San Gabriel River Canyon: N of Azusa; river wash N of Hwy 39, ca. 2 road miles N of Foothill Blvd. 229 Comment
  SBBG108973  Brodiaea kinkiensis S. A. Junak 1997-4-8 SCl 792 Los Angeles just N of upper portion of Wall Rock Cyn 310 Comment
  RSA777518  Bromus R. G. Swinney 2009-5-27 10863 Los Angeles Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCD57681  Bromus arizonicus John Thomas Howell 1956-3-21 31124 Los Angeles Foothill Blvd. and Williams St. West of Claremont. Comment
  RSA0091727  Bromus berteroanus R. G. Swinney 2011-4-20 14438 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  RSA714791  Bromus carinatus A. C. Sanders 2003-5-26 26848 Los Angeles San Gabriel Valley: long abandoned gravel pit on the 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. 159 Comment
  SEINET10933822  Bromus carinatus F. R. Fosberg 1931-4-14 Fosberg S 4608 Los Angeles Middle Ranch Canyon. Santa Catalina Island. Creek bed. Upper Sonoran Zone. Eagle's Nest. Comment
  UCD58129  Bromus carinatus Peter H. Raven 1960-5-15 15355 Los Angeles Santa Monica Mountains. Piuma Road, 2.1 miles east of Rambla Pacifica. 487 Comment
  RSA588924  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2926 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
  CHSC35204  Bromus catharticus James Henrickson 1979-5-18 18119 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14; S of creek in pastured area. 402 Comment
  RSA276052  Bromus diandrus Jack Delaini 1974-4-5 110 Los Angeles Angeles National Forest: Lodi Canyon, San Dimas Experimental Forest 381 Comment
  UCR192807  Bromus diandrus T. B. Salvato 2008-4-25 3348 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, Hwy 138, west of Cow Spring Canyon and 0.6 mi east of 300th Street West 950 Comment
  CAS-BOT-BC155591  Bromus grandis Louis C. Wheeler 1933-7-4 1894 Los Angeles San Dimas Canyon, San Gabriel Mountains. 533 Comment
  RSA89297  Bromus hordeaceus P. A. Munz 1954-5-15 19474 Los Angeles Padua Hills, northeast of Claremont. Comment
  UCR192654  Bromus inermis R. G. Swinney 1999-8-16 7638 Los Angeles San Gabriel Mtns., c. 1/4 mile east of Blue Ridge Campground on ski run 2427 Comment
  RSA594218  Bromus madritensis subsp. madritensis L. C. Wheeler 1967-5-8 9326 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  CATA639  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-16 1104 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  SBBG128783  Bromus madritensis subsp. rubens M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-15 1783 Los Angeles N of Rd between Emerald Bay and Parsons Landing 121 Comment
  UCR99487  Bromus pseudolaevipes Steve Boyd, Lauren Raz 1997-5-20 9793 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  LA13832  Bromus rubens Marjorie Bowler; 1937-9-17 sn Los Angeles street E of UCLA campus Comment
  RSA774258  Bromus rubens R. G. Swinney 2009-4-28 10545 Los Angeles summit of Mt. Emma 1585 Comment
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Mar 28 2014
  UCR107774  Bromus rubens Jeanne Gural, Valerie Soza 1997-3-19 32 Los Angeles Bernard Field Station of the Claremong Colleges. NW corner of Mills Ave. and Foothill Blvd. west of main paved road, north of Foothill Blvd. 412 Comment
  UCR200016  Bromus rubens Valerie Soza, Mariam Sidibeh 2003-3-26 1596 Los Angeles Transverse Ranges; Verdugo Mountains, North side of La Tuna Canyon, Haines Canyon Park vicinity, south of Dorothy and Estepa Drive intersection 625 Comment
  RSA624541  Bromus sterilis L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Sand Canyon at Bear Canyon. 610 Comment
  CAS-BOT-BC161406  Bromus tectorum Timothy S. Ross; Victor W. Steinmann 1995-5-8 8554 Los Angeles Liebre Mountains. Slopes between Leona Valley and Lost Valley. 1182 Comment
  UCR77559  Bromus trinii T. S. Ross 1992-4-4 6089 Los Angeles SW Mojave Desert, Adobe Mtn. Between SW base and summit 1054 Comment
  SFV1426  Cakile maritima R. L. Armacost 1959-1-10 1095 Los Angeles Malibu. Malibu Beach. Comment
  RSA172324  Calandrinia breweri R. F. Thorne, James Henrickson 1963-5-5 32304 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  UCR188888  Calandrinia ciliata R. G. Swinney 1990-3-23 1537 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  CAS-BOT-BC438411  Calandrinia ciliata W. H. Brewer 1861-2-1 192 Los Angeles San Fernando Plain Comment
  RSA466536  Calandrinia ciliata L. C. Wheeler 1934-3-29 2484 Los Angeles Sepulveda Canyon, Santa Monica Mountains. 183 Comment
  SD252354  Calandrinia ciliata Steven A. Junak 2000-4-15 Sca 1204 Los Angeles Santa Catalina Island: on W side of road to Lone Tree, ca. 0.1 mile from junction w/ Divide Road; on open ridgetop. 479 Comment
  CATA136  Calandrinia menziesii Mark L. Hoefs, A. Douglas Propst 1973-3-14 102 Los Angeles Santa Catalina Island: Upper Cape Canyon 335 Comment
  SBBG121995  California macrophylla A. Parikh, N. Gale 2005-4-11 762 Los Angeles Liberty Cyn, 0.6 km N of intersection of Hwy 101 and Liberty Cyn Rd, Agoura Hills 267 Comment
  CATA1931  Calocedrus decurrens Amy Catalano, Anne Kelly and Lizz Bailey 2014-10-24 023 Los Angeles Santa Catalina Island: Middle Canyon Road, about 1/8 mile from Pumphouse 2 300 Comment
  UCR199992  Calocedrus decurrens Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1348 Los Angeles Transverse Ranges; Verdugo Mountains, near intersection of La Tuna Canyon and Las Barras Canyon at lower end of Hostetter Motorway 473 Comment
  SEINET7063484  Calochortus A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  POM1724  Calochortus albus R. D. Williams 1901-5-3 14 Los Angeles Claremont, Palmer's Canyon. Comment
  RSA785914  Calochortus albus K. Dobry 1992-4-9 327 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom Comment
  RSA377290  Calochortus catalinae C. Epling 1931-5-9 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  RSA377294  Calochortus catalinae E. Crow 1929-3-17 1925 Los Angeles Hills 2 miles east of Glendora. Comment
  RSA716545  Calochortus catalinae Andrea Edwards, Pam De Vries, David Hughes 2006-4-18 120 Los Angeles Calabasas USGS quad; in Dayton Canyon within preserved open space area. 366 Comment
  SD134562  Calochortus catalinae Craig Reiser 1989-3-23 Los Angeles Santa Monica Mountains, near Escondido Creek, grassy ridge. (IPB 2/08) Comment
  UC1293676  Calochortus catalinae P. C. Everett and E. K. Balls 1959-6-2 23828 Los Angeles 1 mi ne Stokes Canyon entrance; Santa Monica Mts. 228 Comment
  UC56965  Calochortus catalinae H. M. Hall 1902-5-11 3263 Los Angeles Sierra Santa Monica Comment
  UCR12185  Calochortus catalinae Art Whistler 1966-5-17 s.n. Los Angeles San Fernando Valley, Canoga Park, near the junction of Valley Circle Drive and Roscoe Street, West of Cohasset Street Comment
  UC1537206  Calochortus clavatus Gordon H. True Jr. 1935-5-16 291 Los Angeles Bouquet Canyon Comment
  UCR155127  Calochortus clavatus A. C. Sanders 2005-5-5 29923 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  UCSB11746  Calochortus clavatus Olson, Jim 1962-5-3 Los Angeles 33 miles north of Los Angeles, 4 miles west of Castaic Junction on Highway 126 304 Comment
  RSA641079  Calochortus plummerae Orlando Mistretta 1995-6-23 1838 -A Los Angeles San Gabriel Mountains: Lookout Mountain trail. 1814 Comment
  UCR280680  Calochortus plummerae R. G. Swinney 2014-5-27 16683 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  CATA236  Calochortus splendens Mark L. Hoefs, A. Douglas Propst 1973-5-4 230 Los Angeles Santa Catalina Island: By Thompson Dam, middle canyon, south exposure 213 Comment
  POM244810  Calochortus splendens F. R. Fosberg 1931-5-14 S- 4865 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  UCR192815  Calochortus splendens Dan S. Cooper 2008-4-21 s.n. Los Angeles Western Transverse Range, mesa along north side of Santa Clara River, 1 km west of Sand Canyon Rd., Santa Clarita 470 Comment
  CAS-BOT-BC493413  Calochortus splendens R. C. Foster 1937-6-6 343 Los Angeles In Chaparral on upper portion of canon sides, Cobal Canon (foothills of San Gabriel Mts.), north of Claremont Comment
  UCD139569  Calochortus splendens James Dilley 1997-5-2 s.n. Los Angeles Santa Monica Mountains. Mulholland Hwy., 1/3 west of Cold Canyon. Comment
  SEINET3154083  Calochortus weedii var. purpurascens G. B. Grant 1904-6-17 126 Los Angeles Pasadena Comment
  POM308903  Calycadenia tenella Samuel R. Tyson 1944-6-19 702 Los Angeles Johnston Peak, Bluebird Jct., San Gabriel Mts. 2 Comment
  UCR190367  Calyptridium monospermum R. G. Swinney, Cody Clarke 2001-6-20 7997 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  CHSC8092  Calystegia Edward L. Smith 1958-4-5 464 Los Angeles Located in Live Oak Canyon near Live Oak Dam, San Gabriel Mountains. 457 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
  RSA654187  Calystegia macrostegia subsp. arida Marilyn Porter 1991-5-19 37 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. 671 Comment
  LA50079  Calystegia macrostegia subsp. cyclostegia Goerge R Smart; 1952-6-29 14 Los Angeles Santa Monica Mountains, Latigo Canyon, W slope of canyon on road cut at E side of road 304 Comment
  RSA394868  Calystegia macrostegia subsp. cyclostegia Frances M. Morey 1922-5-15 s.n. Los Angeles Culver City Comment
  RSA71099  Calystegia macrostegia subsp. intermedia F. W. Peirson 1920-4-22 151 Los Angeles foothills east of Rubio Canyon 533 Comment
  CATA1491  Calystegia macrostegia subsp. macrostegia Mark L. Hoefs, Steven A. Junak 1996-5-1 2696 Los Angeles Santa Catalina Island: By summit reservior 408 Comment
  UC2027708  Calystegia peirsonii Anuja Parikh with Nathan Gale 2011-6-6 3420 Los Angeles WTR, E Liebre Mountains, Sierra Pelona, 5.0 km W of State Highway 14, 1.6 km SW of California Aqueduct. Comment
  RSA680549  Camissonia Scott D. White, Michael Honer 2003-6-23 9580 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  POM305882  Camissonia bistorta Henry J. Ramsey, Henry J. Ramsey 1937-5-16 1138 Los Angeles Altadena, North Craig Avenue. 396 Comment
  RSA0091503  Camissonia bistorta R. G. Swinney 2010-6-29 13385 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  UCR205681  Camissonia bistorta A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36917 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  RSA0042038  Camissonia californica R. G. Swinney 2010-5-4 12484 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  RSA0092325  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. 1220 Comment
  RSA646115  Camissonia campestris subsp. campestris Orlando Mistretta 1995-4-28 s.n. Los Angeles San Gabriel Mountains: Little Rock Management Unit; Kitter Canyon. Comment
  RSA0016877  Camissonia cheiranthifolia subsp. suffruticosa Ora M. Clark 1928-12-3 1386 Los Angeles Venice. Comment
  RSA126725  Camissonia cheiranthifolia subsp. suffruticosa Peter H. Raven 1959-3-15 13855 Los Angeles Along shore east of Zuma Beach, Point Dume 9 Comment
  RSA72263  Camissonia cheiranthifolia subsp. suffruticosa F. W. Peirson 1951-2-7 789 Los Angeles Long Beach Comment
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Jan 30 2012
  RSA775862  Camissonia confusa Orlando Mistretta, Christine Mistretta 2010-5-26 5196 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  RSA448984  Camissonia hirtella Robert L. Dressler 1949-6-18 883 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  UCR114188  Camissonia hirtella A. C. Sanders, D. Malueg 1998-6-24 22069 Los Angeles San Gabriel Mtns., E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Cyn. Rd., ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  RSA448980  Camissonia hirtella Geo. L. Moxley 1916-5-31 328 Los Angeles [Sturtevant] Trail, San Gabriel Mts. Comment
  POM7095  Camissonia intermedia P. A. Munz, Street, Williams 1919-4-5 2444 Los Angeles Puddingstone Creek, San Dimas Comment
  CAS-BOT-BC32370  Camissonia intermedia Peter Hamilton Raven 1962-5-1 17517 Los Angeles Mulholland Highway 2.6 miles E of Seminole Hot Springs, Santa Monica Mountains 548 Comment
  RSA630364  Camissonia intermedia Louis C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 602 Comment
  POM3109  Camissonia strigulosa O. W. Robinson 1916-4-20 s.n. Los Angeles Near Science Hall, Pomona College, Claremont. Comment
  UC1871252  Camissonia strigulosa T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4961 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCR272622  Camissoniopsis R. G. Swinney 2011-6-7 15031 A Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  LA82395  Camissoniopsis bistorta O. H. Kappler; 1941-4-14 206 Los Angeles Santa Monica Mountains, Old Topanga Canyon 761 Comment
  SEINET6049361  Camissoniopsis bistorta Unknown 1929-4-1 4456 Los Angeles Mandeville Canyon, Santa Monica Mountains. Comment
  UC20436  Camissoniopsis cheiranthifolia subsp. suffruticosa J. H. Barber 1897-1-25 24 Los Angeles So. Santa Monica Comment
  UCD103464  Camissoniopsis hirtella A. C. Sanders; D. Malueg 1998-6-22 22033 Los Angeles San Gabriel Mountains. La Canada, SCE Gould Substation off Hwy. 2, Gould Canyon. 595 Comment
  UC9908  Canbya candida A. A. Davidson May 1894 Los Angeles Lancaster Comment
  RSA595522  Capsella bursa-pastoris L. C. Wheeler 1969-4-19 s.n. Los Angeles San Gabriel Mountains. Placerita Canyon 457 Comment
  SFV21077  Capsella bursa-pastoris L. Gross 2001-2-17 339 Los Angeles North side of mountains along Hostetter Mountainway, on parved part of road, just east of La Tuna Canyon Road. 488 Comment
  UCD114181  Cardamine californica James Dilley 1997-1-11 s.n. Los Angeles Verdugo Mountains in the San Fernando Valley, La Tuna Canyon Park. 609 Comment
  SBBG130737  Cardamine californica S. A. Junak 2000-4-1 SCa 1163 Los Angeles E side of 4th of July Cove, along main rd 60 Comment
  POM369323  Cardamine californica var. californica Martha Hilend 1928-2-9 42 Los Angeles Big Santa Anita Canyon. Comment
  RSA134769  Cardaria draba P. H. Raven, H. J. Thompson 1960-4-12 950 Los Angeles Seminole Hot Springs. 290 Comment
  RSA0087087  Carduus pycnocephalus R. G. Swinney 2010-5-4 12563 Los Angeles Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary. 482 Comment
  RSA668665  Carduus pycnocephalus Steve Boyd, LeRoy Gross 2002-5-7 10436 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  UCR270846  Carex alma R. G. Swinney 2011-6-29 15358 Los Angeles San Gabriel Mountains, Mill Creek, upstream of Monte Cristo Campground, between campground and confluence with Monte Cristo Creek 1098 Comment
  RSA746856  Carex alma Orlando Mistretta 1992-5-21 377 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  CAS-BOT-BC32083  Carex multicaulis George B. Grant 1906-6-17 138 Los Angeles Summit Mt. Wilson 1828 Comment
  CAS-BOT-BC32079  Carex multicaulis Ivan Murray Johnston 1917-7-4 1426 Los Angeles Bear Canyon 1524 Comment
  SEINET7568449 Image available Carex multicaulis Orlando Mistretta, Tim Ross 1994-6-1 1306 Los Angeles San Gabriel Mountains, Santiago Canyon, Pacifico Mtn. 7.5' USGS topographic quadrangle. 1600 Comment
  RSA660255  Carex schottii Orlando Mistretta, Peter L. Morrell 1992-6-4 503 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  SD43381  Carex scopulorum Darley F. Howe 1947-3-22 Los Angeles Topango Canyon; stream bed Comment
  UCR273760  Carex senta R. G. Swinney 2011-6-15 15191 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  CAS-BOT-BC117418  Carex senta Peter H. Raven 1960-4-2 14855 Los Angeles Old Topanga Canyon 0.7 mi NW of Topanga Canyon. 243 Comment
  RSA588920  Carex senta Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2932 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  RSA670416  Carex senta B. C. Templeton 1932-6-1 4873 Los Angeles Below amateur ski jump, Big Pines Park. Comment
  SEINET10750084  Carex subfusca Victor Duran 1933-7-21 Duran 3524 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  CAS-BOT-BC115671  Carex triquetra George B. Grant 1902-5-1 s.n. Los Angeles Glendora Comment
  CAS-BOT-BC115647  Carex triquetra Robert F. Thorne; Reed Clark Rollins; D. Propst; Roger Charles Carolin 1967-3-18 36752 Los Angeles Santa Catalina Island: lower end Bulrush Canyon. 182 Comment
  UCR282320  Carthamus baeticus D. E. Bramlet 2011-5-11 4832 Los Angeles Puente Hills south of Rowland Heights, near site of old Nike missile base, 1.5 miles west of Brea Canyon Rd. and 2800 ft. east of Vantage Pointe Dr., south of Pathfinder Rd. 413 Comment
  LA52006  Castilleja affinis M. Hilend; K. Kinsel 1929-3-9 s.n. Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills W of Hollywood Lake. Comment
  RSA425881  Castilleja affinis subsp. affinis L. E. Hoffman 1927-7-10 s.n. Los Angeles Swartout Canyon, Big Pines. Comment
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Jan 4 2012
  UCR189713  Castilleja applegatei R. G. Swinney 1998-7-10 6400 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  RSA596428  Castilleja applegatei subsp. martinii Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3363 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  SEINET13772892  Castilleja exserta G. B. Grant 1904-5-24 885 Los Angeles Lincoln Park. Comment
  UC1334719  Castilleja exserta A. H. Gallup 1949-5-21 Los Angeles along mid-sw boundary, along s fence Los Angeles State and County Arboretum, Arcadia; Arcadia, Los Angeles State and County Arboretum Comment
  RSA650284  Castilleja exserta subsp. exserta W. A. Reinke 1971-5-3 s.n. Los Angeles On Glendora Mtn. rd, 1 mi. N. of Glendora Dam. Comment
  UC1409006  Castilleja exserta subsp. exserta G. Wallace and D. Wilken 1966-3-18 139 Los Angeles Russel Valley Simi Hills (just off the Ventura Freeway, in the Simi Hills) 274 Comment
  RSA4327  Castilleja foliolosa S. K. 1909-6-21 55 Los Angeles Claremont. Comment
  UC1063296  Castilleja foliolosa A. D. Gifford 1935-4-10 555 Los Angeles 6.75 mi nw Redrock Mountain; Angeles National Forest, Tejon Quad. 1097 Comment
  POM8510  Castilleja foliolosa Philip A. Munz, R. D. Harwood 1920-5-15 3925 Los Angeles Sepulveda Canyon. 244 Comment
  RSA400543  Castilleja foliolosa Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  RSA400565  Castilleja foliolosa Geo. L. Moxley 1917-4-3 s.n. Los Angeles Hills near Chatsworth. Comment
  RSA505068  Castilleja gleasoni Orlando Mistretta 1987-6-25 s.n. Los Angeles Angeles National Forest, San Gabriel Mountains; Horse Flats Campground. In woodland south of the campground and along the drainage entering the campground from the north. Comment
  SBBG132119  Castilleja grisea S. A. Junak 1996-4-13 SCI 325 Los Angeles second cyn S of Bryce Cyn 213 Comment
  UC184460  Castilleja linariifolia A. D. E. Elmer Jun 1902 3608 Los Angeles Acton Comment
  RSA670190  Castilleja linariifolia Ian Swift 2001-7-8 259 Los Angeles Intersection of Pine Canyon Road and Shake Canyon, 1159 Comment
  CAS-BOT-BC32574  Castilleja subinclusa var. jepsonii LeRoy Abrams 1901-4-6 1368 Los Angeles Big Tujunga Wash Comment
  SBBG72109  Caulanthus amplexicaulis var. amplexicaulis R. Hoffmann 1927-6-14 Los Angeles Cottonwood Springs [Pine Cyn] Comment
  CAS-BOT-BC38468  Caulanthus coulteri Timothy S. Ross 1995-4-7 8363 Los Angeles Liebre Mountains. Templin Highway ca. 1800-1900 feet NE of its intersection with the Old Ridge Route. 832 Comment
  LA200341  Caulanthus heterophyllus Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UCR282194  Caulanthus heterophyllus D. E. Bramlet 2011-4-27 4811 Los Angeles San Gabriel Mountains, Maple Canyon, east of Big Tujunga Canyon, south Big Tujunga Reservoir 915 Comment
  SBBG31097  Caulanthus lasiophyllus R. F. Thorne 1966-4-28 Los Angeles near upper end of Renton Mine Rd in Pebbly Beach Cyn 259 Comment
  SD52912  Caulanthus lasiophyllus Peter H. Raven 1962-5-9 17679 Los Angeles San Clemente Island, head of canyon above Mosquito Cove. 334 Comment
  CAS-BOT-BC48734  Ceanothus crassifolius Philip A. Munz 1925-4-23 9445 Los Angeles San Gabriel Canyon 487 Comment
  LA52213  Ceanothus crassifolius A. M. Johnson; 1932-5-30 4109 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  RSA398868  Ceanothus crassifolius Anstruther Davidson 1921-5-1 s.n. Los Angeles San Gabriel Mt Comment
  RSA304768  Ceanothus crassifolius James R. Shevock 1970-3-7 25 Los Angeles San Gabriel Mountains. 762 Comment
  SBBG68378  Ceanothus cuneatus var. cuneatus R. Hoffmann 1931-5-3 Los Angeles 3 mi E of Elizabeth Lake Comment
  RSA592283  Ceanothus greggii var. vestitus Louis C. Wheeler 1967-5-9 9409 Los Angeles San Gabriel Mountains. Aliso Canyon. 945 Comment
  POM96016  Ceanothus leucodermis P. A. Munz 1926-4-4 10000 Los Angeles Bouquet Canyon. 915 Comment
  POM2707  Ceanothus megacarpus L. R. Abrams 1901-4-15 1480 Los Angeles Wilsons Peak 1220 Comment
  LA43630  Ceanothus megacarpus var. megacarpus Harlan Lewis; 1940-2-24 1069 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 304 Comment
  POM49031  Ceanothus oliganthus Stephen Grout, Stephen Grout 1901-05 s.n. Los Angeles Sierra Madre, Los Angeles Comment
  RSA655773  Ceanothus oliganthus subsp. oliganthus LeRoy Gross 2001-1-28 335 Los Angeles Verdugo Mountains, north side: Along dirt road were Mesa Lila Road ends, at bottom of Ridge between Engleheard and Henderson Canyons. 488 Comment
  RSA719641  Ceanothus oliganthus var. oliganthus R. G. Swinney 1998-3-14 5915 Los Angeles Evey Canyon, ca. 0.75 mi. W of Mt. Baldy Rd., ca. 0.3 mi. NE of Potato Mtn. 793 Comment
  SD43388  Ceanothus oliganthus var. orcuttii Darley F. Howe 1948-5-2 Los Angeles Angeles Crest Road to Mt. Wilson 1128 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
  RSA188186  Centaurea cineraria R. F. Thorne 1965-7-23 35016 Los Angeles Santa Catalina Island. Hamilton Canyon side N of Descanso Canyon. 61 Comment
  SD69619  Centaurea melitensis Robert F. Thorne, P. Everett 1965-5-10 34435 Los Angeles Santa Catalina Island, weedy margins of small stream 274 Comment
  UCR281598  Centaurea melitensis R. G. Swinney 2014-6-5 16712 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  SBBG62302  Centrostegia thurberi R. Hoffmann 1929-4-27 Los Angeles Lancaster Comment
  UCR149893  Centrostegia thurberi R. G. Swinney 1999-6-18 7313 Los Angeles San Gabriel Mtns., Big John Flat, northern edge 1707 Comment
  JEPS26581  Centrostegia thurberi var. thurberi Peter Kamb 1948-5-6 961 Los Angeles above Little Rock (San Gabriel Mountains); San Gabriel Mountains 975 Comment
  UC8261  Cerastium glomeratum Dr. A. Davidson Los Angeles all Los Angeles Los Angeles Comment
  RSA536041  Cerastium glomeratum Timothy S. Ross 1991-5-21 5427 Los Angeles San Clemente Island: upper reaches of Box Canyon, SW side of the island. 351 Comment
  POM597  Cercocarpus betuloides Jack Kellogg s.n. Los Angeles Claremont. 305 Comment
  RSA0083121  Cercocarpus betuloides R. G. Swinney 2010-6-4 13030 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  CLARK-A1528-3976  Cercocarpus betuloides John C. Roos 1942-3-7 1104 Los Angeles San Gabriel Mountains Comment
  LA52113  Cercocarpus betuloides var. betuloides Carl Epling; 1931-5-2 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC1745958  Cercocarpus betuloides var. betuloides Annetta M. Carter, Arthur Carter 1935-9-13 988 Los Angeles Open, rolling hills NW of Horse Flats. San Gabriel Mtns. 2042 Comment
  CAS-BOT-BC143815  Cercocarpus ledifolius var. ledifolius Le Roy Abrams; E. A. McGregor 1908-7-5 663 Los Angeles Lone Pine Canyon, slopes of the San Gabriel Mountains Comment
  CAS-BOT-BC143821  Cercocarpus ledifolius var. ledifolius Le Roy Abrams; E. A. McGregor 1908-7-3 616 Los Angeles North Baldy Mountain, San Gabriel Mountains 2438 Comment
  UCR168560  Cercocarpus traskiae Reid Moran 1941-3-5 678 Los Angeles Channel Islands; Santa Catalina Island, Salta Verde 350 Comment
  SEINET3162161  Cestrum elegans G. B. Grant 1906-3-15 159 Los Angeles Pasadena Comment
  SEINET3146198  Chaenactis artemisiifolia G. B. Grant 1904-6-15 166 Los Angeles Pasadena Comment
  POM66521  Chaenactis artemisiifolia Marcus E. Jones 1887-04 s.n. Los Angeles Los Angeles. Comment
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Oct 26 2009
  RSA688842  Chaenactis glabriuscula Scott D. White, Michael Honer 2003-6-11 9536 Los Angeles Liebre Mountains: Tapia Canyon. About 2 air miles east of Interstate 5 jtn. at 'Old Ridge Rt.' 396 Comment
  UCR126718  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-4-14 25950 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  UCR192579  Chaenactis glabriuscula A. C. Sanders 2008-4-10 34821 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
  SEINET7042261  Chaenactis glabriuscula A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  CAS-BOT-BC277339  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1906-6-17 249 -6919 Los Angeles Summit Mt. Wilson 1828 Comment
  UC158563  Chaenactis glabriuscula var. glabriuscula George B. Grant 1902-7-14 Los Angeles Mount Wilson 1828 Comment
  UCD130363  Chaenactis glabriuscula var. lanosa Daryl Koutnik; Vickie Dawes 1978-4-20 385 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  CAS-BOT-BC277826  Chaenactis santolinoides Grant 1906-6-10 6903 Los Angeles Summit Mt. Wilson Comment
  RSA700422  Chaenactis santolinoides Gary D. Wallace 1985-7-5 2230 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  UC1922066  Chaenactis xantiana Scott D. White, Pam DeVries 2006-5-10 11453 Los Angeles SE TEHACHAPI MTNS.: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy. and SW of Gorman Post Rd. Comment
  UC1746161  Chamaesyce Annetta M. Carter 1946-4-23 1759 Los Angeles Sierra Madre. Crest of first hill on Mt. Wilson Trail. 365 Comment
  RSA435966  Chamaesyce albomarginata E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA435998  Chamaesyce maculata George B. Grant 1904-9-2 427 Los Angeles Pasadena Comment
  RSA0036772  Chenopodium Toad 1981-2-26 0010 -81 Los Angeles 130 W. Grondahl, Covina. Comment
  RSA0077375  Chenopodium album Orlando Mistretta 1992-7-13 672 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  RSA64943  Chenopodium album F. W. Peirson 1918-5-26 1827 Los Angeles Hennigers, N base of San Gabriel Mts. 854 Comment
  RSA226068  Chenopodium ambrosioides R. F. Thorne, C. W. Tilforth 1971-6-17 39950 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA423409  Chenopodium ambrosioides George R. Johnstone 1931-10-24 s.n. Los Angeles Twin Lakes. Comment
  RSA0049481  Chenopodium berlandieri Richard G. Swinney 2010-8-16 13519 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA33477  Chenopodium berlandieri var. sinuatum Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  POM219206  Chenopodium botrys L. C. Wheeler 1932-5-26 750 Los Angeles San Gabriel wash at Arrow Highway. 107 Comment
  RSA589067  Chenopodium botrys Orlando Mistretta 1994-6-6 1331 Los Angeles San Gabriel Mountains: Little Rock Creek, Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3 1220 Comment
  RSA640509  Chenopodium fremontii L. C. Wheeler 1970-8-15 s.n. Los Angeles Pico and Figueroa St. Los Angleles. Comment
  SD230206  Chenopodium leptophyllum Louis C. Wheeler 1946-8-29 6320 Los Angeles San Gabriel Mountains: North of Prairie Fork, 1/4 mile SE Blue Ridge Lookout 2560 Comment
  RSA187789  Chenopodium murale R. F. Thorne 1966-9-14 36649 Los Angeles Santa Catalina Island: behind Ben Weston Beach 3 Comment
  RSA330799  Chenopodium pratericola Wayne E. Sawyer 1981-7-31 116 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.8 mi from Dawson Saddle 2287 Comment
  RSA133818  Chenopodium pumilio P. H. Raven 1959-10-9 14611 Los Angeles University of california west Los Angeles. 130 Comment
  RSA0105752  Chenopodium strictum R. G. Swinney 2011-7-8 15469 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), lowest of 3 natural depressions at the N base of Strawberry Peak. 1207 Comment
  SD138484  Chloris virgata Steven A. Junak 1990-11-9 SCI 143 Los Angeles San Clemente Island; N end of island, just SE of Passenger terminal building at airfield. 60 Comment
  RSA0039464  Chlorogalum pomeridianum R. G. Swinney 2010-6-21 13250 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  UCR281155  Chlorogalum pomeridianum R. G. Swinney 2014-6-5 16700 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA369220  Chlorogalum pomeridianum var. pomeridianum Donald R. Bissing 1973-6-2 153 Los Angeles Evey Canyon, San Gabriel Mts. above road cut 0.2 mile from canyon mouth. 689 Comment
  RSA601192  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1967-6-27 9918 Los Angeles San Gabriel Mountains : North side Sunset Ridge, NE of Cogswell Reservoir. 640 Comment
  CAS-BOT-BC244659  Chorizanthe staticoides LeRoy Abrams 1902-6-16 2554 Los Angeles Sepulveda Canyon, Santa Monica mountains Comment
  POM78976  Chorizanthe staticoides I. M. Johnston 1925-7-8 s.n. Los Angeles Cow Canyon-San Antonio Canyon Divide 1433 Comment
  RSA199163  Chorizanthe staticoides Robert F. Thorne, D. Propst 1968-5-29 37686 Los Angeles Santa Catalina Island: central part of Cape Canyon 305 Comment
  RSA708655  Chorizanthe staticoides Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1170 Los Angeles Ridgetop above McDonald Creek. 518 Comment
  RSA716901  Chorizanthe xanti var. xanti LeRoy Gross 2006-5-30 s.n. Los Angeles Along Whitaker Peak Road (6N53). West of Interstate Freeway 5 and the old Golden State Highway, near Whitaker Summit., Survey along road Southwest of the peak from Whitaker Peak Lookout along the northeast side of Whitaker peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B. 1128 Comment
  RSA802567  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2011-7-1 5886 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  SBBG62362  Chorizanthe xanti var. xanti R. Hoffmann 1927-6-8 Los Angeles Palmdale Comment
  UCR189837  Chrysothamnus nauseosus R. G. Swinney 1998-8-31 6881 Los Angeles San Gabriel Mtns., San Antonio Ridge, 2.1 mi. west of West Mt. Baldy 2232 Comment
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Jul 6 2021
  RSA96063  Chrysothamnus nauseosus subsp. consimilis E. K. Balls, Percy C. Everett 1954-10-4 20207 Los Angeles Hwy 6, 0.5 miles S of kern County line, between Lancaster to Rosamond 732 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
  CAS-BOT-BC285400  Cirsium occidentale var. californicum Lewis S. Rose 1946-7-24 46247 Los Angeles S. slope of Cahuenga Peak, Los Angeles Comment
  SFV3834  Cirsium occidentale var. californicum P. M. Kennamer 1959-3-28 117? Los Angeles San Gabriel Mountains Bouquet Canyon, 10 miles from junction of Bouquet and Soledad Canyons. 610 Comment
  UCR170405  Cirsium occidentale var. occidentale Alex R. Van Dam 2004-5-16 004 Los Angeles Western Transverse Range; Santa Monica Mtns., Franklin Canyon Park on hiking trail on N-facing slope 262 Comment
  UC68895  Cirsium occidentale var. venustum H. M. Hall 1905-6-1 6257 Los Angeles Elizabeth Lake Comment
  CDA1496  Cirsium ochrocentrum George Garretson 1959-8-31 s.n. Los Angeles San Jose Creek Walnut district; (City of Industry?) Southern Pacific R.R. right-of-way, 200 ft. W of Water St. 0 Comment
  RSA165713  Cistanthe monandra Brian C. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Radio Towers, Liebre Mountain. 1768 Comment
  RSA756573  Cistanthe monandra Orlando Mistretta, Christine Mistretta 2008-4-21 2516 Los Angeles Southern California Edison transmission line tower (Segment 6, Structure 42 per TRTP Survey 2008), vicinity of Mill Creek. 1425 Comment
  RSA529890  Cistus ladanifer T. S. Ross 1991-8-16 5798 Los Angeles Woodwardia canyon, San Gabriel Mtns (N of Pasadena) 819 Comment
  CAS-BOT-BC172438  Clarkia bottae Tim Ross; Orlando Mistretta 1993-5-27 7328 Los Angeles W end of San Gabriel Mtns., ridge dropping westward from Loop Canyon road (at 3060 ft) toward Wilson Canyon 670 Comment
  RSA453479  Clarkia bottae Bonnie C. Templeton 1930-5-27 1464 Los Angeles Higgins Canyon, north of Beverly Hillls. 200 Comment
  RSA585426  Clarkia bottae Tim S. Ross, Steve D. Boyd 1990-5-31 2749 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  SDSU8635  Clarkia bottae D. F. Howe 1949-5-29 1983 Los Angeles Santa Monica Mts. 274 Comment
  UCD21827  Clarkia bottae L. D. Gottlieb 2002-11-2 0203 Los Angeles On Topanga Canyon Rd. just north of Greenleaf Canyon Rd., on E side of highway. Comment
  SBBG60294  Clarkia cylindrica subsp. cylindrica R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  CAS-BOT-BC172110  Clarkia dudleyana John Thomas Howell 1928-6-10 3880 Los Angeles Near Deer Park, Monrovia Canyon, San Gabriel Mts. Comment
  RSA652347  Clarkia dudleyana Toppenberg 1961-5-21 s.n. Los Angeles Old Rd. to Mt. Baldy, N. of Upland Comment
  CAS-BOT-BC172010  Clarkia epilobioides Ernest Braunton 1903-6-1 887 Los Angeles Glendale to Burbank Comment
  CATA1587  Clarkia purpurea subsp. quadrivulnera Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2857 Los Angeles Santa Catalina Island: By road to Toyon Beach 313 Comment
  POM154318  Clarkia purpurea subsp. quadrivulnera Ralph Hoffmann 1927-6-15 s.n. Los Angeles Elizabeth Lake. Comment
  UC1293696  Clarkia purpurea subsp. quadrivulnera P. C. Everett and E. K. Balls 1959-6-2 23853 Los Angeles near Intersection of Mulholland Drive and road to Backus; Santa Monica Mts. 609 Comment
  CAS-BOT-BC164872  Clarkia rhomboidea A. D. E. Elmer 1902-6-1 4168 Los Angeles Acton, Mt. Gleason Comment
  SBBG60270  Clarkia rhomboidea R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA230031  Clarkia rhomboidea Robert F. Thorne 1971-6-26 40608 Los Angeles San Gabriel Mountains, Angeles National Forest: N slope San Gabriel Peak 1433 Comment
  JEPS57331  Clarkia unguiculata L. R. Heckard 1968-5-11 1844 Los Angeles 1.3 mi below Newhall junction (along Highway 6, se of Newhall) 518 Comment
  RSA0088004  Clarkia unguiculata R. G. Swinney 2010-6-21 13280 Los Angeles Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring. 902 Comment
  UCR277033  Clarkia unguiculata R. G. Swinney 2010-5-25 12913 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  OBI70925  Claytonia parviflora subsp. parviflora Steve Boyd, Lauren Raz 1997-3-26 9328 Los Angeles Liebre Mts Region: Portal Ridge N of Lake Hughes, upper end of Myrick Cyn drainage along Lakeview Rd 1134 Comment
  UCR190414  Claytonia perfoliata R. G. Swinney 2000-5-20 7697 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 905 Comment
  UCR220370  Claytonia perfoliata R. G. Swinney 2009-4-16 10364 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
  SD217353  Claytonia perfoliata Tim Ross, Laurel Arnseth 1990-4-8 4404 Los Angeles San Clemente Island. East side of island, Bruce Canyon near Malo Poin. Comment
  UC1136719  Claytonia perfoliata subsp. intermontana G. T. Nordstrom 1935-4-4 380 Los Angeles 2.8 mi w Gorman; Tejon Quad. 1310 Comment
  RSA752276  Claytonia perfoliata subsp. mexicana Justin M. Wood 2009-4-22 523 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  SD69498  Claytonia perfoliata subsp. mexicana Robert F. Thorne 1966-4-7 35963 Los Angeles Santa Catalina Island: bottom of canyon Cherry Valley 60 Comment
  POM11608  Claytonia rubra subsp. rubra P. A. Munz 1921-6-18 4603 Los Angeles San Antonio Mountains: Swartout Valley 2287 Comment
  RSA599714  Claytonia rubra subsp. rubra Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9463 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  UCSB1951  Clematis lasiantha Wedberg, Lee 1954-5-10 Los Angeles Seco Cyn; Upper Arroyo 914 Comment
  CAS-BOT-BC92642  Clematis ligusticifolia C. F. Baker 1903-8-2 3458 Los Angeles San Antonio Canon [Canyon] near Claremont. Comment
  SBBG77885  Clematis ligusticifolia F. R. Fosberg 1931-7-10 5367 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  UC853911  Clematis ligusticifolia Carl B. Wolf 1932-10-5 4239 Los Angeles 1 mi. from Middle Ranch (on rd. to Black Jack Peak); Santa Catalina Is. 274 Comment
  UCSB12510  Clematis ligusticifolia Breedlove, Dennis 1961-8-4 Los Angeles near Peavine Campground; 3 mi W of Wrightwood on Big Pines Highway; San Gabriel Mtns 1828 Comment
  RSA187734  Cleome isomeris R. F. Thorne 1966-4-4 35765 Los Angeles Santa Catalina Island: near Ballast Point on E side of Catalina Harbor, Isthmus. Comment
  RSA440784  Cleome isomeris Geo L. Moxley 1917-2-4 520 Los Angeles San Fernando Reservoir. Comment
  UC729472  Cleomella obtusifolia Carl B. Wolf 1932-9-15 Los Angeles 2 blocks w center of town of Lancaster; Mojave Desert, Antelope Valley 718 Comment
  JEPS28887  Collinsia bartsiifolia var. davidsonii Ernest C. Twisselmann 1962-4-18 6952 Los Angeles Oso Canyon Tehachapi Mountains, Tejon Ranch 1036 Comment
  RSA763501  Collinsia heterophylla Orlando Mistretta, Christine Mistretta 2008-5-20 3146 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 99B per TRTP Survey 2008), Rincon Red box Rd., W Fork of the San Gabriel River, N slope of Monrovia Pk. 1237 Comment
  SBBG127000  Collinsia heterophylla var. austromontana A. Parikh, N. Gale 2011-7-15 3562 Los Angeles W Fork San Gabriel River, 3.5 km W of St Hwy 39; San Gabriel Mtns 570 Comment
  UC26665  Collinsia torreyi var. wrightii H. M. Hall 1900-6-6 1500 Los Angeles Swarthout Canyon San Antonio Mts. 2072 Comment
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Nov 28 2015
  CDA29532  Conium maculatum 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
  CATA265  Constancea nevinii Mark L. Hoefs 1973-5-14 272 Los Angeles Santa Catalina Island: By road to Casino, at yacht club 6 Comment
  RSA0099310  Convolvulus althaeoides J. C. Roos 1950-5-9 4793 Los Angeles Behind 717 and 719 Echandia Street, Los Angeles. 91 Comment
  UCR54034  Convolvulus arvensis S. J. Myers 1988-10-13 s.n. Los Angeles Mojave Desert, East Lancaster, at and near Little Rock Wash, between 40th St. E and 70th St. E and between Ave. L and Ave. J 734 Comment
  RSA0043298  Convolvulus occidentalis Lee Haines s.n. Los Angeles Topanga Canyon. 304 Comment
  CAS-BOT-BC285959  Conyza bonariensis Louis C. Wheeler 1931-8-24 26 Los Angeles 1 1/2 mi. N Claremont 396 Comment
  CAS-BOT-BC287753  Coreopsis bigelovii Geo. B. Grant 1903-4-23 5424 Los Angeles Saugus Comment
  RSA725087  Coreopsis bigelovii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -6 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
  SEINET3347175  Coreopsis bigelovii R. G. Swinney 2009-4-24 10492 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert; Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam (Pacifico Mountain 7.5' Q). 963 Comment
  UCR157730  Coreopsis bigelovii David Charlton 1990-4-7 4195 Los Angeles Western San Gabriel Mtns. Foothills, Soledad Pass, Kentucky Springs development, 1 mile south of Hwy 14 on Angeles Forest Hwy (N-3), c. 5 mi. (airline) south of Palmdale 1159 Comment
  RSA589190  Coreopsis californica Timothy S. Ross 1991-4-27 4682 Los Angeles Mojave Desert: Black Butte Basin Road at intersection with Avenue 'U', NW corner; 0.85 mile and ca 152deg. SW of Three Sisters (buttes). 959 Comment
  RSA92473  Coreopsis californica F. W. Peirson 1917-5-13 2780 Los Angeles Near Little Rock, Mojave Desert. Comment
  UC1119270  Corethrogyne filaginifolia Jerome S. Horton 1935-9-20 243 Los Angeles Pomona Quad., Big Dalton Dam Comment
  POM356143  Corethrogyne filaginifolia var. glomerata Anstruther Davidson 1892-8-20 1995 Los Angeles Mt. Wilson Comment
  RSA640897  Corethrogyne filaginifolia var. peirsonii L. C. Wheeler 1967-8-13 10448 Los Angeles San Gabriel Mts.: across Soledad Canyon from second RR tunnel down canyon from Bear Canyon 548 Comment
  RSA616147  Cotula australis Valerie L. Soza 1998-5-3 99 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  LA211076  Cotula australis Arthur C. Gibson; 2010-1-10 5278 Los Angeles Hollywood Hills, Griffith Park, along road near parking lot of Travel Town. Comment
  CAS-BOT-BC427736  Crassula connata Geo. B. Grant 1905-4-19 6480 Los Angeles Garvanza Comment
  RSA250639  Crassula connata R. F. Thorne 1971-4-2 41414 Los Angeles Johnson's Pasture, N. of Mountain Avenue, Claremont 549 Comment
  RSA249740  Crassula connata var. erectoides R. F. Thorne, M. Z. Thorne 1973-2-12 42464 Los Angeles Blue Cavern Point, Santa Catalina Island. 61 Comment
  SBBG31028  Cressa truxillensis R. F. Thorne 1966-5-31 36444 Los Angeles behind beach at Little Harbor 3 Comment
  RSA4833  Cressa truxillensis James Snow 1932-1 s.n. Los Angeles Plants of the Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim. Station #3. Plant #3. Comment
  CATA2931  Crocanthemum greenei Amy Catalano 2015-6-25 007 Los Angeles Santa Catalina Island: SE ridge between Gallagher and Rattlesnake canyons, along FAR fence; about 750 meters northeast of East Summit 225 Comment
  CAS-BOT-BC175846  Crossosoma californicum Peter H. Raven 1962-5-20 17785 Los Angeles Santa Catalina Island: above Whites Landing on Airport Road 426 Comment
  SD108878  Crossosoma californicum James Henrickson 1977-12-5 16341 Los Angeles Rancho Palos Verdes, Forrestal Drive 185 Comment
  SD52985  Crossosoma californicum Peter H. Raven 1962-5-20 17785 Los Angeles Santa Cataline Island, Airport Road 424 Comment
  POM87065  Croton californicus Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena. Comment
  SDSU3720  Croton californicus Gerald Collier 1951-4-7 M 283 Los Angeles Sea bluffs at Point Dume about 25 yards from roadside, 2 miles west of U.S. highway 101. Comment
  UC73443  Croton californicus E. D. Palmer May 1903 Los Angeles Claremont Comment
  SEINET7295439 Image available Crypsis aculeata Robert F. Thorne 1966-1 36712 Los Angeles Santa Catalina Island: desiccated muddy margin of reservoir at Hay Press 411 Comment
  SBBG131820  Cryptantha S. A. Junak, B. Collins 1991-4-24 SCI 199 Los Angeles S side of Eel Cove Cyn 73 Comment
  RSA225885A  Cryptantha circumscissa R. F. Thorne, C. W. Tilforth 1971-6-29 40665 Los Angeles near junction of Angeles Forest & Mt. Emma Roads 1128 Comment
  SEINET3860015  Cryptantha circumscissa R. G. Swinney 2009-4-23 10483 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam.; 0 963 Comment
  CAS-BOT-BC189514  Cryptantha circumscissa var. circumscissa L. R. Abrams 1901-7-10 1896 Los Angeles Wilsons Peak Comment
  RSA0094669  Cryptantha clevelandii L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  UC78665  Cryptantha clevelandii T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  RSA775501  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-20 5161 Los Angeles San Gabriel Mountains region: Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  UCR222791  Cryptantha decipiens R. G. Swinney 2009-5-12 10746 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  UCR282026  Cryptantha decipiens R. G. Swinney 2014-5-1 16321 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  POM296756  Cryptantha intermedia Lyman Benson 1945-5-21 11727 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  RSA596018  Cryptantha intermedia T. S. Ross, J. Mark Porter 1995-5-4 8441 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  SBBG98683  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5172 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  SD217245  Cryptantha intermedia Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4382 Los Angeles San Clemente Island; east side of island, near Malo Point, third canyon south of Bryce Canyon. Comment
  UCR47527  Cryptantha intermedia R. Mattoni 1986-1 s.n. Los Angeles South Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UCSB5548  Cryptantha intermedia H., J. 1934-7-20 Los Angeles San Dimas Exp. Forest; by Fern Shelter house; Sec. 3, T1N, R8W 1447 Comment
  POM3847  Cryptantha intermedia var. johnstonii L. R. Abrams 1902-6-10 2512 Los Angeles Near Playa del Rey. Comment
  RSA316342  Cryptantha micrantha R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54952 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  SD248349  Cryptantha micromeres Dan S. Cooper 2013-4-22 413 60 Los Angeles Western Transverse Range: Hollywood Hills: Hollywood Reservoir, Montlake Dr. at Canyon Lake Dr., NE side of reservoir. 232 Comment
  POM3959  Cryptantha microstachys M. Hitchcock 1918-7-3 13 Los Angeles Topango [Topanga] Canyon, Santa Monica Mountains. Comment
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May 29 2014
  RSA709538  Cryptantha microstachys A. C. Sanders 2003-4-29 26163 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  SD253404  Cryptantha microstachys R. G. Swinney 2011-5-19 14763 Los Angeles San Gabriel Mts.: Camp Colby (Colby Ranch) 0.6 mile SSE of junction of Colby Ranch Road and FS Rd 3N19, upper Big Tujunga Canyon, between Colby Ranch Rd and Coldwater Canyon stream, below abandoned Milley's Apple Orchard (Chilao Flat 7.5'Q) 911 Comment
  SEINET1869751  Cryptantha microstachys Mark A. Elvin, Cathleen Wigand 2003-1 2464 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks. 351 Comment
  SFV22079  Cryptantha microstachys O. Mistretta, C. Mistretta 2010-6-23 5341 Los Angeles San Gabriel Mountains West Fork San Gabriel River, 4.3 air miles east of Red Box Gap. 848 Comment
  UCR223338  Cryptantha muricata R. G. Swinney 2009-5-20 10853 B Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  UCR280656  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-21 16620 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
  UCR214022  Cryptantha nevadensis var. rigida A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37978 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  RSA755934  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-9 2404 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  RSA0079050  Cryptantha pterocarya var. pterocarya Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-30 4981 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  RSA549512  Cryptantha simulans T. S. Ross, Steve D. Boyd 1990-6-18 3466 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA653391  Cucurbita foetidissima A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23288 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln & Aliso Cyn watersheds. 518 Comment
  RSA394307  Cucurbita foetidissima B. C. Templeton 1938-8-10 6638 Los Angeles Ravine, ocean side of dune. El Segundo Comment
  CAS-BOT-BC224479  Cuscuta californica G. B. Grant 1901-5-18 s.n. Los Angeles Pasadena Comment
  RSA774743  Cuscuta californica R. G. Swinney 2009-6-17 11200 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  JEPS47096  Cuscuta denticulata K. Brandegee Los Angeles Ravenna Comment
  UCR124252  Cuscuta pentagona L. C. Wheeler 1965-10-6 s.n. Los Angeles Devil's Gate Dam: Pasadena Comment
  UC1921994  Cuscuta subinclusa Scott D. White 2004-8-20 10737 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. Comment
  UCR223137  Cuscuta subinclusa R. G. Swinney 2009-7-22 11354 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  JEPS49768  Cycladenia humilis var. venusta Joseph Andorfer Ewan 1932-6-17 7237 Los Angeles summit Mt. Disappointment; San Gabriel Mts., Mt. Disappointment 1828 Comment
  UC69865  Cycladenia humilis var. venusta Mrs. C. M. Wilder 1903-8-20 591 Los Angeles San Antonio Mt. 2438 Comment
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Jun 5 2021
  UC76773  Cynodon dactylon J. Burtt Davy 1901-5 7755 Los Angeles Los Angeles Comment
  CATA1519  Cyperus eragrostis Mark L. Hoefs, Steven A. Junak 1996-7-9 2737 Los Angeles Santa Catalina Island: By Lower Cape Canyon Reservoir, Cape Canyon 237 Comment
  CATA1891  Cyperus eragrostis Lauren K. Danner 2006-8-17 Los Angeles Santa Catalina Island: Coffee Pot Canyon, just south of Upper Coffee Pot Road 356 Comment
  RSA656258  Cyperus involucratus Yvonne Younger 1977-3-10 2 Los Angeles Verdugo Mountains: By vacant lot, disturbed area, 1210 Cresthaven Drive, Pasadena-Eagle Rock. 259 Comment
  POM134447  Datisca glomerata C. F. Baker 1903-10-10 9585 Los Angeles San Antonio Canon [canyon] near Claremont. Comment
  RSA431662  Datisca glomerata Albert J. Perkins 1920-5-29 s.n. Los Angeles Arroyo Seco. Comment
  RSA271750  Datisca glomerata J. Sauer 1975-7-10 5707 Los Angeles Sequit basin, Santa Monica Mts. 335 Comment
  RSA421874  Datura wrightii F. R. Fosberg 1931-5-21 S- 4928 Los Angeles Fourth of July Bay, Santa Catalina Island. Comment
  RSA79881  Datura wrightii F. W. Peirson 1920-5-3 1083 Los Angeles Little Tujunga Wash, west end of San Gabriel Mts. 335 Comment
  RSA421890  Datura wrightii E. Fitzgerald 1930-5-8 s.n. Los Angeles Sandy wash, Sunland Comment
  RSA591670  Datura wrightii Louis C. Wheeler 1966-9-21 8885 Los Angeles San Gabriel Mountains. West side of mouth of west fork, San Gabriel Canyon, just downstream from bridge to east fork. 457 Comment
  SBBG98632  Daucus pusillus T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5339 Los Angeles terrace flats between Box and Horse Cyns 484 Comment
  SD53026  Daucus pusillus Peter H. Raven 1962-5-22 17824 Los Angeles Santa Catalina Island; open grassland beyond Emerald Bay. 120 Comment
  UC1587698  Daucus pusillus Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-18 5188 Los Angeles at westerly of the 2 earthen dams Twin Dams; San Clemente Isl., Twin Dams 473 Comment
  LA200231  Deinandra fasciculata Carl Epling; Nesta Hutchinson May 30 191 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC53977  Deinandra fasciculata H. P. Chandler 1902-9-9 2016 Los Angeles roadside near Bellona Lagoon Comment
  RSA0005313  Delphinium cardinale Anstruther Davidson 1927-07 3641 Los Angeles San Gabriel Mts., Fish Canyon. Comment
  RSA647955  Delphinium cardinale Michelle Manolovitz, Brian Manolovitz 1992-5-19 33 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.5 miles northeast of park office. Comment
  JEPS23371  Delphinium glaucum Joseph Andorfer Ewan 1936-8-9 10013 Los Angeles Guffy's Spring Blue Ridge (s side of ridge) 2560 Comment
  RSA778743  Delphinium parishii subsp. parishii Orlando Mistretta, Christine Mistretta 2010-6-4 5251 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  RSA715158  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 396 Comment
  UCR140168  Delphinium parryi A. C. Sanders 2003-4-29 26172 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA398723  Delphinium parryi Geo. L. Moxley 1913-6-15 1783 Los Angeles Poppy Peak, Annandale. Comment
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Nov 12 2009
  SBBG53215  Delphinium parryi subsp. maritimum S. A. Junak 1978-4-16 SCa 43 Los Angeles small cyn W of Fourth of July Cove Comment
  UC9212  Delphinium parryi subsp. maritimum J. H. Barber 1897-4-7 133 Los Angeles Santa Monica Canyon Comment
  RSA0030019  Delphinium patens subsp. montanum Steve Boyd, T. S. Elias 1987-4-14 2053 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  RSA433215  Dendromecon rigida L. E. H. 1929-6-23 s.n. Los Angeles Pacaima Canyon. Head of canyon. Comment
  RSA433226  Dendromecon rigida F. R. Fosberg 1930-2-12 S 4207 Los Angeles Mint Canyon, San Gabriel Mts. 750 Comment
  RSA582770  Dendromecon rigida Tim S. Ross, S. D. Boyd 1993-5-23 7224 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  RSA654019  Dendromecon rigida Valerie L. Soza, Laura Moore 2000-5-10 843 b Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to powerlines. 579 Comment
  UCR223519  Deschampsia danthonioides R. G. Swinney 2009-6-8 11069 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
  UCR189747  Descurainia pinnata R. G. Swinney 1998-7-10 6369 Los Angeles San Gabriel Mtns., Prairie Fork, near Cabin Flats Campground 1622 Comment
  POM307360  Descurainia pinnata Henry J. Ramsey, Henry J. Ramsey 1937-3-21 2179 Los Angeles Altadena. Comment
  RSA587269  Descurainia pinnata subsp. intermedia Orlando Mistretta 1994-5-13 1221 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  RSA15317  Descurainia pinnata subsp. menziesii Fay A. MacFadden 1930-4-8 2201 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  SBBG31100  Desmazeria rigida R. F. Thorne with M. Z. Thorne 1966-4-30 36413 Los Angeles Fern Cyn near stream W of Orizaba Mtn 228 Comment
  CAS-BOT-BC402521  Dicentra ochroleuca L. R. Abrams 1913-7-18 5013 Los Angeles Russels Lake Comment
  SEINET4044531  Dichelostemma capitatum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 182 Comment
  SBBG57582  Dichelostemma capitatum subsp. capitatum R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  SD139375  Dichelostemma capitatum subsp. capitatum Jon P. Rebman, Jonathan Dunn 1996-4-29 3115 Los Angeles San Clemente Island, Eel Cove and Eel Cove Canyon, on west side of island. In rocky canyon above wash. (IPB 3/08) 24 Comment
  SEINET4063538  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1939-1 7208 Los Angeles San Clemente Island. Comment
  SEINET10718507  Dioscorea Heidi H. Schmidt 1999-10-14 Schmidt 3868 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  OBI32771  Diplacus brevipes H. Anderson & Carl Epling, Carl Epling 1930-5-30 s.n. Los Angeles Santa Monica Mts, Mandeville Cyn Comment
  CAS-BOT-BC150628  Diplacus longiflorus Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  CAS-BOT-BC150663  Diplacus longiflorus John H. Thomas 1957-5-3 6725 Los Angeles North of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  SBBG132006  Diplacus parviflorus S. A. Junak, B. Collins 1991-4-25 SCI 227 Los Angeles head of S fork of Burns Cyn, just S of field station 432 Comment
  CAS-BOT-BC150861  Diplacus puniceus Marian L. Campbell 1921-3-28 124 Los Angeles Los Angeles Comment
  SBBG41328  Diplacus puniceus M. R. Benedict 1970-6-27 Los Angeles lower Cape Cyn about 1.5 mi above jct with Middle Cyn Comment
  SEINET3928470  Distichlis spicata Louis C. Wheeler 1946-8-27 6256 Los Angeles San Gabriel Mountains: Sandrock Creek at Pear Blossom Highway, near confluence of Sandrock Creek and Big Rock Creek; 1/4 miles southeast of Big Rock Patrol Station.; 0 1113 Comment
  CAS-BOT-BC43576  Dithyrea californica H. L. Mason 1932-4-1 6858 Los Angeles Mohave Desert. One mile east of Lancaster. Comment
  UC84070  Dodecahema leptoceras Rev. J. C. Nevin Los Angeles near Los Angeles Comment
  RSA461497  Dodecatheon clevelandii Geo. L. Moxley 1914-02 202 Los Angeles Hills NW from Highland Park. Comment
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Nov 12 2009
  RSA628696  Dodecatheon clevelandii subsp. clevelandii Louis C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: 0.4 mile southwest Big Cieneja on ridge on south side Big Dalton Canyon near mouth. 640 Comment
  RSA747677  Drymocallis glandulosa var. viscida R. G. Swinney 2001-9-15 8187 Los Angeles San Gabriel Mountains: Little Jimmy Spring. 2256 Comment
  LA200118  Dryopteris arguta Lawrence L. Kiefer; 1966-3-26 1792 Los Angeles SANTA MONICA MOUNTAINS, Greenleaf Canyon, N of Topanga. 259 Comment
  UCR127242  Dryopteris arguta Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2926 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR170619  Dryopteris arguta Alex R. Van Dam 2004-4-25 051 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive near abandoned Nike Missile Base 518 Comment
  RSA693699  Dryopteris arguta James Clizbe 1930-5-6 16058 Los Angeles Nichols Canyon Comment
  UC1543913  Dudleya Peter H. Raven 1960-5-15 15351 Los Angeles just w mouth of Big Sycamore Canyon (slopes above large dune); Santa Monica Mtns; (Lat. N. 34 degrees; Long. 118 to 119 degrees W.) 22 Comment
  RSA423502A  Dudleya cymosa subsp. pumila L. E. Hoffman 1929-6-23 s.n. Los Angeles Mouth [of] Pacoima Canyon. San Gabriel Mountains, Angeles Forest. Comment
  RSA602444  Dudleya cymosa subsp. pumila Scott D. White 1997-5-8 5077 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below Morris Dam. 244 Comment
  RSA83360  Dudleya cymosa subsp. pumila F. W. Peirson 1919-5-10 453 Los Angeles Mt.Gleason 1372 Comment
  RSA83366  Dudleya cymosa subsp. pumila F. W. Peirson 1919-5-14 452 Los Angeles Eaton Canyon. 685 Comment
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Dec 9 2015
  UC933317  Dudleya cymosa subsp. pumila Reid Moran 1947-5-18 2196 Los Angeles La Canada-Palmdale Rd Upper Big Tujunga 883 Comment
  RSA397779  Dudleya lanceolata Anstruther Davidson 1893-04 s.n. Los Angeles Azusa Comment
  UC147127  Dudleya lanceolata E. Braunton May, 1903 Los Angeles Los Angeles Comment
  RSA7708  Dudleya virens subsp. insularis C. B. Wolf 1932-5-10 1488 Los Angeles Santa Catalina Island: Avalon. S of Wrigley Jr. Home. Comment
  UCR242111  Dudleya virens subsp. insularis R. E. Riefner Jr. 2012-7-5 12- 299 Los Angeles South Coast, City of San Pedro, between Point Fermin and Cabrillo Beach Park 13 Comment
  UCR210684  Dysphania ambrosioides R. G. Swinney 2008-10-22 9670 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UCR217826  Dysphania multifida Dan S. Cooper 2010-7-7 710- 86 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA598661  Echinochloa crus-galli L. C. Wheeler 1966-11-23 9142 Los Angeles Cogswell Reservoir, West Fork San Gabriel River. Comment
  IRVC28612  Echinochloa crus-galli A. C. Sanders, Mark Elvin 2002-6-20 25237 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
  RSA773527  Echinodorus berteroi R. G. Swinney 2009-7-1 11295 Los Angeles Puddingstone Diversion Dam, San Dimas Canyon 354 Comment
  UCR50758  Ehrharta calycina A. C. Sanders 1988-5-18 7849 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  UCR255852  Ehrharta erecta Dan S. Cooper 2014-6-26 614- 68 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  UCR97806  Ehrharta erecta Scott D. White 1997-3-12 4734 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA0124766  Elatine brachysperma Louis C. Wheeler 1946-8-24 6230 Los Angeles San Gabriel Mountains; Crystal Lake. 1676 Comment
  RSA611913  Eleocharis bella L. C. Wheeler 1934-5-14 2593 Los Angeles Mouth San Dimas Canyon, San Gabriel Mountains. 442 Comment
  CAS-BOT-BC113040  Eleocharis montevidensis George B. Grant 1906-5-22 6620 Los Angeles Arrowhead Hot Spring Comment
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Oct 10 2020
  POM1364  Eleocharis palustris I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough . [locality name change to Laguna Dominguez ] Comment
  UCR147791  Eleocharis rostellata Valerie Soza, Laura Moore 2000-6-14 1013 Los Angeles San Gabriel Mountains, Spring at Big Cienega, c. 0.6 mi NE of Deer Flat Campground along S Hawkins Road (FSR 3N07.2) 1982 Comment
  RSA108484  Elymus X gouldii Frank W. Gould 1944-5-7 2333 Los Angeles Grassy roadside, under large Eucalyptus trees; just west of juncction of Imperial Highway and Firestone Blvd. (near Compton). Comment
  CHSC100237  Elymus condensatus John Dittes 2006-6-4 1399 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.4 air-miles northwest of Chatsworth Highschool, ca. 1.2 air-mile west of Topanga Blvd., ca. 0.6 air-mile east x northeast of Santa Susana Pass. 426 Comment
  UCR273045  Elymus elymoides subsp. elymoides R. G. Swinney 2011-7-8 15487 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR150553  Elymus glaucus R. G. Swinney 1999-6-21 7351 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  CHSC95523  Elymus glaucus subsp. glaucus LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 404 Los Angeles Los Angeles Basin: Verdugo Mountains region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland. 427 Comment
  POM365347  Elymus glaucus subsp. glaucus George B. Grant 1902-6-10 5109 Los Angeles Summit of Mt. Wilson. Comment
  UCR210076  Elymus hispidus R. G. Swinney 2008-7-24 9339 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  JEPS1603  Emmenanthe penduliflora Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Comment
  OBI69406  Emmenanthe penduliflora Anne Marie Orcino 1994-5-10 13 Los Angeles 0.4 mi E on Stunt Rd from jct with Mulholland hwy, Calabasis 796 Comment
  POM356733  Encelia actoni E. A. McGregor 1965-5-18 s.n. Los Angeles Pearblossom, Antelope Valley. Comment
  RSA640378  Encelia actoni L. C. Wheeler 1967-5-23 9688 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  SD38370  Encelia californica Edith A. Purer 1932-3-15 Los Angeles El Segundo Comment
  RSA719634  Encelia farinosa R. G. Swinney 1998-2-16 5897 Los Angeles mouth of San Gabriel River about 100-350 m north of Foothill Blvd. east bank. 183 Comment
  SBBG33888  Ephedra nevadensis L. S. Rose 1968-4-5 68013 Los Angeles Acton 822 Comment
  UCR280076  Ephedra nevadensis Onkar Singh 2016-4-2 5693 Los Angeles Mojave Desert, Antelope Valley, 11 km NW of Lancaster, 200 m south of West Avenue F and 400 m west of 60th Street West 708 Comment
  RSA383899  Ephedra viridis B. C. Templeton 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  UCR231081  Epilobium brachycarpum Dan S. Cooper 2011-9-23 s.n. Los Angeles South Coast, Playa Vista near Loyola Marymount Univ., at base of Westchester Bluffs 11 Comment
  OBI34041  Epilobium canum Mark Schneider 1973-9-26 s.n. Los Angeles Deliban Ranch, Deliban Rd, left hand side, Tujunga. 15 yds W of first stream crossing 579 Comment
  CAS-BOT-BC166255  Epilobium canum subsp. canum Louis C. Wheeler 1931-11-11 346 Los Angeles N side Santa Monica Mts. near Girard 457 Comment
  POM50093  Epilobium canum subsp. canum L. W. Nuttall 1920-12-28 1125 Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  RSA588399  Epilobium canum subsp. canum Christina Clark 1928-10-21 s.n. Los Angeles N. Santa Monica. Comment
  RSA0124086  Epilobium canum subsp. canum Louis C. Wheeler 1967-7-20 10115 Los Angeles Aliso Canyon. 1067 Comment
  RSA0057887  Epilobium canum subsp. latifolium Richard G. Swinney 2010-9-7 13699 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA588508  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-08 3270 Los Angeles [Locality unspecified] Comment
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Apr 17 2016
  RSA72097  Epilobium canum subsp. latifolium F. W. Peirson 1920-9-12 2292 Los Angeles South trail to Mt. San Antonio, San Gabriel Mts. 2683 Comment
  UCR182239  Epilobium ciliatum R. G. Swinney 1997-9-6 5871 Los Angeles San Gabriel Mountains, Jackson Lake west of Wrightwood 1875 Comment
  RSA448498  Epilobium ciliatum H. E. Hasse 1906-7-15 s.n. Los Angeles Los Angeles. Comment
  CHSC34421  Epilobium ciliatum subsp. ciliatum Philip A. Silverstone 1978-8-20 315 Los Angeles Jtn Maguire and Escondido Sts., 0.3 km from jtn Maguire and Latigo Canyon Rd., which is 4.8 km inland from State 1. Along small creek. Comment
  UC1375301  Epilobium glaberrimum subsp. glaberrimum Robert F. Thorne, C. W. Tilforth, and John Dourley 1969-7-29 38842 Los Angeles n and below Lily Spring (at headwater of S. Fork Big Rock Creek, ca 2 mi s of Dawson Saddle, n-facing slope above Angeles Crest Hwy); San Gabriel Mts., Angeles National Forest 2316 Comment
  SDSU21258  Epilobium minutum S. H. Bullock 1968-4-4 30 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th Streets. 351 Comment
  RSA136791  Epipactis gigantea Percy C. Everett, E. K. Balls 1960-5-30 24132 Los Angeles San Gabriel Canyon, 2.5 miles from Azusa. Alt. 800 ft. 244 Comment
  POM9735  Equisetum arvense Geo L. Moxley 1916-8-17 509 Los Angeles L.A. riverbed near Broadway Bridge Comment
  SBBG77009  Equisetum telmateia subsp. braunii F. R. Fosberg 1931-4-15 R 89 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  CAS-BOT-BC204481  Eragrostis cilianensis Louis C. Wheeler 1932-8-13 1131 Los Angeles 2 miles N Claremont 411 Comment
  RSA640877  Eragrostis mexicana subsp. virescens L. C. Wheeler 1967-8-8 10371 Los Angeles Loomis Ranch, Alder Creek 1311 Comment
  POM352253  Eragrostis pectinacea Robert M. Perkins 1936-5-26 179 Los Angeles West L.A. Comment
  UC634848  Eremalche exilis H. L. Mason 1932-4-1 6870 Los Angeles 1 mi. e. Lancaster Comment
  SEINET12278715  Eriastrum densifolium J. F. Bright, Wyman, C. 1932-1 7964 Los Angeles Hollywood Comment
  RSA0104339  Eriastrum densifolium subsp. austromontanum B. C. Templeton 1932-7-21 5048 Los Angeles East Blue Ridge, Big Pines Park. San Gabriel Mountains 2134 Comment
  LA200749  Eriastrum sapphirinum Jonathan Sauer; David McJunkin 1977-4-9 5961 Los Angeles SANTA MONICA MOUNTAINS, Jones Sepulveda Canyon Reserve, above Chalon Rd between Mount Saint Mary's College and San Diego Frwy. 192 Comment
  UCR127013  Eriastrum sapphirinum A. C. Sanders 2003-6-18 26935 Los Angeles N end of Santa Susana Mtns., ridge c. 900 m SW of 'Airport Mesa,' 1 mile SW of Castaic Junction, vicinity of BM 1302 ft., Newhall Ranch 396 Comment
  RSA0122855  Eriastrum sapphirinum subsp. brevibracteatum J. Mark Porter, Lauren Machen 2004-5-2 14086 Los Angeles San Gabriel Mountains, northern foothills; along Largo Vista Road, just S of the California Aqueduct. 1061 Comment
  RSA0122868  Eriastrum sapphirinum subsp. brevibracteatum Naomi Fraga, Taryn Williams 2005-6-23 1631 Los Angeles Along Little Rock Creek Road (FS Road 5N04). Comment
  CAS-BOT-BC514939  Eriastrum sapphirinum subsp. brevibracteatum A. D. E. Elmer 1902-6-1 3666 Los Angeles Palmdale Comment
  SD259005  Eriastrum sapphirinum subsp. dasyanthum Sarah J. De Groot 2005-5-26 5013 Los Angeles Claremont: vacant lot on NW corner of Foothill Blvd and Monte Vista Ave. Bajada of the San Gabriel Mountains. Weedy disturbed flat area. 398 Comment
  CAS-BOT-BC514996  Eriastrum sapphirinum subsp. dasyanthum Louis C. Wheeler 1933-6-24 1881 Los Angeles Verdugo Creek, Verdugo Hills 533 Comment
  RSA0124686  Eriastrum sparsiflorum Valerie L. Soza, S. D. Boyd 1999-7-28 639 Los Angeles Liebre Mountains: Alongside road to Burnt Peak, 1.9 miles from gate off road 7N23. 1676 Comment
  UC68939  Ericameria cooperi var. cooperi H. M. Hall 1905-6-1 6258 Los Angeles Elizabeth Lake Comment
  RSA0105980  Ericameria cuneata R. G. Swinney 2011-11-1 15976 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 70-200 meters west (upstream) from confluence with North Fork, south side of FS Rd 2N25/W. Fork Scenic Bikeway. 476 Comment
  RSA0076960  Ericameria linearifolia R. G. Swinney 2010-5-19 12820 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA584129  Ericameria linearifolia Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2964 a Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  RSA669579  Ericameria linearifolia Staff Cal State College Long Beach 1969-4-29 690429 -2 Los Angeles N. of San franscisquito Canyon, on road to Palmdale. Comment
  UC1871188  Ericameria linearifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4823 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  RSA0094085  Ericameria nauseosa subsp. consimilis Richard G. Swinney 2011-10-13 15794 Los Angeles San Gabriel Mountains: Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2. 1622 Comment
  LA201019  Ericameria nauseosa var. mohavensis Carl Wishner; 1990-1-23 CW- 1676 Los Angeles Simi Hills, Woolsey Canyon, Woolsey Canyon Rd near summit at double hairpin turn 502 Comment
  SEINET10808736  Ericameria nauseosa var. speciosa F. R. Fosberg 1931-7-11 Fosberg 7057 Los Angeles Near Reservoir Summit, Ridge Route, western Sierra Madre Mountains. 1200 Comment
  UCR70785  Ericameria parishii C. B. Wolf 1931-10-20 01335 Los Angeles San Gabriel Mtns., just below the Padua Hills Theatre above Claremont, west slope of mts. 457 Comment
  JEPS19138  Ericameria parishii var. parishii Frank W. Peirson 1918-8-16 224 Los Angeles Baldy San Gabriel Mountains, Mt. San Antonio, Baldy 2133 Comment
  UCR276725  Ericameria parryi R. G. Swinney 2010-9-21 13857 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  UCR277131  Ericameria parryi R. G. Swinney 2010-9-23 13887 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
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Nov 3 2017
  CAS-BOT-BC294821  Erigeron breweri var. covillei Clare B. Hardham 1959-6-16 4870 Los Angeles Between Pear Blossom and Llano Comment
  UCR125176  Erigeron foliosus A. C. Sanders, Mark Elvin 2002-6-25 25270 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills south of Santa Clara River, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 366 Comment
  UCR223175  Erigeron foliosus R. G. Swinney 2009-7-22 11317 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  CAS-BOT-BC296197  Erigeron foliosus var. foliosus F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  LA105048  Erigeron foliosus var. foliosus Barry A. Prigge; 1988-7-3 8182 Los Angeles Santa Monica Mountains, ca 0.4 mi E of junction of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School track 316 Comment
  LA200193  Erigeron foliosus var. foliosus Jonathan Sauer; David McJunkin 1977-5-29 5977 Los Angeles Santa Monica Mountains, Tuna Canyon, nonspecific Comment
  RSA0070371  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-23 12337 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA401521A  Eriodictyon crassifolium var. nigrescens Robin S. Collins 1973-4-9 225 Los Angeles San Gabriel Mountains, Angeles National Forest, Trail Canyon, near trail ca. 1/2 mile from its start. 609 Comment
  CAS-BOT-BC188963  Eriodictyon parryi Charles Piper Smith 1914-6-20 2860 Los Angeles Mount Wilson Comment
  UCD119331  Eriodictyon parryi G. H. Vansell 1936-6-1 s.n. Los Angeles Sawmill Mt. Comment
  POM3809  Eriodictyon trichocalyx P. A. Munz 1918-5-16 2250 Los Angeles Claremont. Comment
  RSA293452  Eriodictyon trichocalyx S. Carlquist 1981-5-10 s.n. Los Angeles Mills Ave near Baseline Comment
  RSA608638  Eriodictyon trichocalyx Louis C. Wheeler 1931-3-29 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas Wash. Comment
  SDSU6048  Eriodictyon trichocalyx A. H. Gallup 1948-4-21 146 Los Angeles 'The Wash' Claremont. 366 Comment
  RSA773614  Eriogonum R. G. Swinney 2009-6-17 11167 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR223281  Eriogonum R. G. Swinney 2009-7-29 11421 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  UCR224266  Eriogonum R. G. Swinney 2009-6-24 11272 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
  IRVC28798  Eriogonum angulosum A. C. Sanders, Mark A. Elvin 2002-8-26 25580 Los Angeles Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon, WNW of Del Valle Western Transverse Range/Santa Clara River Watershed 335 Comment
  RSA393205  Eriogonum angulosum Robert Gustafson 1978-6-1 949 Los Angeles Ca. 0.5 mile east off main dirt road running through Hungry Valley, summit of hills overlooking upper Freeman Canyon, ca. 1 mile S of Gorman. 1311 Comment
  UCR209242  Eriogonum baileyi R. G. Swinney 2008-10-7 9478 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  POM49211  Eriogonum baileyi var. baileyi A. D. E. Elmer 1902-06 3667 Los Angeles Acton. Comment
  RSA0034246  Eriogonum brachyanthum Bonnie C. Templeton 1971-6-16 11618 Los Angeles About 7 mi. NE of Palmdale. 815 Comment
  SBBG61893  Eriogonum brachyanthum R. Hoffmann 1928-7-7 Los Angeles E of Saugus Comment
  POM201731  Eriogonum cinereum Louis C. Wheeler 1931-11-11 343 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  UC527612  Eriogonum cinereum C. B. Wolf 1931-1-25 2244 Los Angeles along Beverly Blvd., on grade leading down into Santa Monica Canyon 45 Comment
  UCR38778  Eriogonum cinereum David J. Keil 1983-8-23 17873 Los Angeles South Coast, Just west of Leo Carrillo State beach along Hwy 1, c. 1 mi. south of Ventura Co. line 30 Comment
  RSA226096  Eriogonum cithariforme var. agninum Robert F. Thorne, C. W. Tilforth 1971-6-17 39894 Los Angeles N slope of San Gabriel Mts., along Soledad Canyon Road, ca. 2 mi. W of Soledad Station 579 Comment
  RSA66732  Eriogonum cithariforme var. agninum Joseph A. Ewan 1931-7-4 4742 Los Angeles San Gabriel Mountains: 2 mi. above Gold Creek Road, Pacoima Canyon. Comment
  CAS-BOT-BC242777  Eriogonum davidsonii LeRoy Abrams 1902-6-29 2592 Los Angeles Mt Wilson Comment
  RSA727372  Eriogonum davidsonii R. G. Swinney 1998-5-16 6077 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  UC1584048  Eriogonum davidsonii Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4013 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Tujunga Ranger District, Angeles Nati Comment
  CAS-BOT-BC242752  Eriogonum davidsonii James L. Reveal; C. Rose Broome 1987-6-26 6579 Los Angeles San Gabriel Mountains, along the Angeles Crest Highway (California Highway 2) at Blue Ridge Summit, 2 miles west of Big Pines 2247 Comment
  RSA529190  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1991-7-24 5645 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope. 1902 Comment
  RSA393513  Eriogonum fasciculatum Richard C. Barkelew 1932-4-22 s.n. Los Angeles Nichols Canon. Comment
  HSC17272  Eriogonum fasciculatum var. foliolosum C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Townsend Pk. Rd. off of Hwy. 99. Comment
  RSA15332  Eriogonum fasciculatum var. foliolosum Carl B. Wolf 1926-3-17 s.n. Los Angeles Occidental College Campus, Eagle Rock Comment
  RSA393422  Eriogonum fasciculatum var. foliolosum Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  RSA567257  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3868 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  SBBG22230  Eriogonum fasciculatum var. foliolosum M. A. Piehl 1959-7-28 59464 Los Angeles 12 mi N of Castaic along US 99 near Frenchman Flats Cmpgrd Comment
  SEINET11937914  Eriogonum fasciculatum var. foliolosum C. L. Abbott 1926-1 s.n. Los Angeles Comment
  CAS-BOT-BC250105  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1955-8-10 2332 Los Angeles San Emigdio Range. Upper Castaic Valley 1226 Comment
  UC1587606  Eriogonum fasciculatum var. polifolium Tim Ross 1991-8-14 5757 Los Angeles Roundtop [Mtn] San Gabriel Mountains, , Chilao Flat USGS 7.5' 1877 Comment
  CAS-BOT-BC253459  Eriogonum gracile J. Ewan 1931-10-11 5247 Los Angeles Sepulveda Canyon Road north of Mulholland, Santa Monica Mts. Comment
  RSA393243  Eriogonum gracile Anstruther Davidson 1916-7-1 s.n. Los Angeles Crescenta. Comment
  RSA568839  Eriogonum gracile var. gracile Bonnie C. Templeton 1939-9-6 s.n. Los Angeles Playa del Rey. 40 Comment
  RSA610549  Eriogonum gracile var. gracile Louis C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Whitney Canyon. 976 Comment
  CAS-BOT-BC261095  Eriogonum gracillimum James L. Reveal 1978-6-25 4775 Los Angeles Along Avenue F, 0.5 mile east of California Highway 138, north of Lancaster 716 Comment
  RSA393217  Eriogonum grande var. grande E. S. Spalding s.n. Los Angeles Banning Beach, Santa Catalina Island. Comment
  RSA662173  Eriogonum heermannii var. heermannii P. A. Munz 1923-9-1 7719 Los Angeles Sheep Creek: San Antonio Mountains. 1372 Comment
  CAS-BOT-BC261221  Eriogonum hirtiflorum Joseph Andorfer Ewan 1932-2-4 7366 Los Angeles 1/4 mi. above North Fork Campground on North Fork Tujunga Creek, San Gabriel Mts. 914 Comment
  SD253529  Eriogonum hirtiflorum R. G. Swinney 2011-6-15 15164 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, ca. 0.7 road mile NW of S entrance at Angels Crest Highway. 1584 Comment
  RSA766472  Eriogonum kennedyi var. alpigenum Joseph A. Ewan 1934-8-9 8407 Los Angeles Summit Mt. Williamson. San Gabriel Mtns. 2500 Comment
  RSA587209  Eriogonum maculatum Orlando Mistretta, Christine Mistretta 1995-5-2 1663 B Los Angeles San Gabriel Mountains, Carr Canyon. 1037 Comment
  RSA0005072  Eriogonum microtheca var. johnstonii I. M. Johnston 1917-9-16 1726 Los Angeles San Antonio Mts., west spur of Baldy. 2744 Comment
  RSA570343  Eriogonum pusillum Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4947 Los Angeles Soledad Canyon Wash: about half mile E of Acton. 829 Comment
  SBBG65211  Eriogonum pusillum Anstruther Davidson -Jul-1893 Los Angeles Big Rock Crk Comment
  RSA579581  Eriogonum roseum Tim S. Ross, S. D. Boyd 1994-9-21 8281 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1677 Comment
  RSA697027  Eriogonum roseum LeRoy Gross, P. Morton 2004-6-9 1343 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  CAS-BOT-BC267607  Eriogonum saxatile James L. Reveal; Barbara J. Ertter 1976-6-28 4555 Los Angeles Angeles Forest Highway (California Highway N-3) in Aliso Canyon near the junction of Tie Creek, 1.2 mile north of Mill Creek Summit, San Gabriel Mountains 1371 Comment
  UCR223195  Eriogonum saxatile R. G. Swinney 2009-7-22 11302 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA149777  Eriogonum saxatile Wesley O. Griesel 1961-6-29 s.n. Los Angeles San Gabriel Mountains: State Highway 2 near White Thorn Picnic Area 2287 Comment
  CAS-BOT-BC262857  Eriogonum thurberi I. Johnston 1917-5-13 978 Los Angeles San Gabriel Wash 152 Comment
  RSA579511B  Eriogonum umbellatum var. canifolium Tim S. Ross, S. D. Boyd 1994-6-23 8053 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  CAS-BOT-BC124196  Eriogonum umbellatum var. minus Ivan Murray Johnston 1917-8-22 1692 Los Angeles San Antonio Mountains. Baldy Summit. 3048 Comment
  POM50181  Eriogonum umbellatum var. minus L. R. Abrams 1901-07 1930 Los Angeles Mt. San Antonio 3049 Comment
  RSA628589  Eriogonum umbellatum var. minus Louis C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Summit Mt. Hawkins 2698 Comment
  CAS-BOT-BC268213  Eriogonum umbellatum var. munzii Dr. A. Davidson 1893-7-1 s.n. Los Angeles Rock Cr., San Gabriel Mts. Comment
  SBBG64197  Eriogonum umbellatum var. subaridum P. A. Munz, I. M. Johnston 1928-9-5 11187 Los Angeles W of Swartout Valley 1981 Comment
  CAS-BOT-BC297941  Eriophyllum confertiflorum I. M. Johnston 1917-7-3 1405 Los Angeles San Antonio Mts. San Antonio Canon 2438 Comment
  CAS-BOT-BC297952  Eriophyllum confertiflorum Geo. B. Grant 1904-6-26 4162 Los Angeles Mt Lowe Comment
  POM305833  Eriophyllum confertiflorum Henry J. Ramsey, Henry J. Ramsey 1940-3-10 1083 Los Angeles N of Claremont. Comment
  RSA0088575  Eriophyllum confertiflorum R. G. Swinney 2010-5-29 13019 Los Angeles May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar. 939 Comment
  UCR129424  Eriophyllum confertiflorum A. C. Sanders, Mark Elvin 2002-6-20 25212 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  UCR192826  Eriophyllum confertiflorum R. G. Swinney 1998-7-8 6299 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
  UCR269953  Eriophyllum confertiflorum R. G. Swinney 2010-6-1 13096 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
  SEINET13276778 Image available Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-1 14493 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
  UCR124677  Eriophyllum pringlei B. C. Templeton, I. W. Clokey 1930-4-8 1034 Los Angeles Mojave Desert, west of Lancaster 710 Comment
  UCR191695  Eriophyllum pringlei A. C. Sanders 2008-4-23 35071 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon, gravelly draw on slope in side canyon to the east 1108 Comment
  CAS-BOT-BC296961  Eriophyllum wallacei James Henrickson 1965-4-22 1909 Los Angeles Mojave Desert; near Hy. 138, 2 miles north of county line: ca 20 miles SW of Victorville 1066 Comment
  RSA289502  Eriophyllum wallacei Dale E. Johnson 1974-4-24 93 Los Angeles W of Palmdale airport, 1.9km (1.2miles) N of Ave P on Sierra Hwy (road just E of and parallel to Hwy 14 (Mojave San Fernando road) Comment
  SBBG44373  Erodium cicutarium G. Sphon, D. Hearn 1956-5-30 7 Los Angeles Black Butte Comment
  UC1130275  Erodium cicutarium P. L. Johannsen 1934-3-5 313 Los Angeles 1 mi ne Castac; Santa Susana Quad. 457 Comment
  HSC8500  Erodium cicutarium T. L. Ackerman 1964-3-29 21 Los Angeles 1 mi. S of Kern Co. line on Hwy. 99 Comment
  CDA4368  Erodium moschatum L. C. Wheeler 1967-5-15 9570 Los Angeles Transverse Ranges; San Gabriel Mountains region; San Gabriel Mountains: Ridgetop east southeast of Fremont Pass. Elev. 1950 ft. Comment
  RSA652313  Erodium moschatum Guy C. Black 1948-4-23 s.n. Los Angeles Found 4 miles west of Covina. 229 Comment
  POM547  Erysimum suffrutescens L. R. Abrams 1901-04 1200 Los Angeles Ballona Harbor, Los Angeles Comment
  SD255812  Erythranthe cardinalis R. G. Swinney 2010-9-9 13763 Los Angeles San Gabriel Mountains: Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd (Crystal Lake 7.5'Q) Comment
  SD107859  Erythranthe cardinalis Robert F. Thorne, D. Propst, M. Hoefs 1974-9-12 45106 Los Angeles Santa Catalina Island: along and in small stream running into reservoir in Cottonwood Canyon below Rancho Escondido 106 Comment
  CAS-BOT-BC9537  Erythranthe rubella Frank Warrington Peirson 1923-5-26 3527 Los Angeles Above Rock Creek Divide, north side of San Gabriel Mountains 2072 Comment
  UC855159  Eschscholzia F. R. Fosberg 1931-4-13 S 4898 Los Angeles Pebble Beach Santa Catalina Island Comment
  HSC34792  Eschscholzia caespitosa R. E. Cooksey Mar 1972 4 Los Angeles Pomona College Wash 335 Comment
  UC1602186  Eschscholzia californica Geo. B. Grant March 1903 418 a Los Angeles Pasadena Comment
  UCR214640  Eschscholzia californica A. C. Sanders, Dan S. Cooper 2010-3-12 37376 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  POM6651  Eschscholzia californica var. peninsularis P. A. Munz, L. T. Street 1919-4-19 2492 Los Angeles Lone Hill, San Dimas Comment
  CAS-BOT-BC520384  Eschscholzia minutiflora Steve Boyd; Gary Wallace 2011-4-14 12319 Los Angeles Transverse Ranges: Liebre / San Gabriel Mtns region. Acton Wash ca 3 km E of jct of Soledad Canyon Rd and Crown Valley Rd 829 Comment
  POM18760  Eschscholzia minutiflora P. A. Munz 1923-5-25 6802 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  CATA505  Eschscholzia ramosa Sara L. Crockett 1997-4-2 649 Los Angeles Santa Catalina Island: Point above Empire Landing Quarry site, 0.25 mile N of Empire Landing Road, from point 2.4 miles from jct. with Airport Road 240 Comment
  UCR61339  Eucalyptus camaldulensis var. camaldulensis R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Big Dalton Canyon; Big Dalton spreading grounds 320 Comment
  RSA0115828  Eucrypta chrysanthemifolia R. G. Swinney 2011-3-29 14244 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
  UCR95348  Eucrypta chrysanthemifolia L. C. Wheeler 1967-5-2 9255 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  UCSB12429  Eucrypta chrysanthemifolia Haines, A. 1962-4-3 Los Angeles Santa Monica Mountains; on Mulholland Drive, 1 mile west of Topanga Boulevard 365 Comment
  RSA670170  Eucrypta chrysanthemifolia var. chrysanthemifolia Joseph M. Keefe 2001-3-19 31161 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  SBBG64835  Eucrypta chrysanthemifolia var. chrysanthemifolia M. N. Ackley -May-1927 382 Los Angeles Eagle Rock Comment
  LA200683  Eulobus californicus A. M. Johnson; 1925-4-26 4573 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
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Jun 25 2015
  UCR261357  Eulobus californicus R. G. Swinney 2010-4-1 12165 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  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
  UCR187013  Euphorbia albomarginata A. C. Sanders 2006-4-25 32167 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCD84629  Euphorbia cyathophora D. L. Koutnik 1986-3-6 s.n. Los Angeles San Marino. Weed in Desert Garden of Huntington Botanical Garden. Comment
  RSA605865  Euphorbia lathyris L. C. Wheeler 1966-10-25 9075 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  LA32300  Euphorbia maculata Peter H. Raven; Henry J. Thompson 1959-9-18 14446 Los Angeles University of California, West Los Angeles 129 Comment
  SD215495  Euphorbia melanadenia Louis C. Wheeler 1973-4-8 Los Angeles Kagel Canyon 601 Comment
  RSA603551  Euphorbia misera Sara L. Crockett 1997-4-1 629 Los Angeles Santa Catalina Island. 0.3 miles WNW on Two Harbors Road from jct. with upper road leading into Little Harbor CG; old road leading to power poles on N side of road. 46 Comment
  RSA658887  Euphorbia peplus Douglas A. Springer 1981-2-26 29 Los Angeles Cal Poly Pomona University campus at junction of Olive Lane and University Drive, In Rose Garden. Comment
  SBBG112952  Euphorbia spathulata S. A. Junak 1998-6-12 SCa 727 Los Angeles E side of Catalina Harbor, upslope from Del Rey Yacht Club 73 Comment
  RSA596699  Euthamia occidentalis Steve Boyd, Lauren Raz 1996-9-24 8933 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
  POM187601  Euthamia occidentalis Joseph A. Ewan 1931-10-24 5277 Los Angeles Santa Monica Mountains: 0.5 mile below Seminole Hot Springs. Comment
  RSA66311  Fallopia convolvulus F. W. Peirson 1918-5-26 1800 Los Angeles Hennigers Flat, Mt. Wilson Toll Road 854 Comment
  UCR272581  Festuca microstachys R. G. Swinney 2011-6-7 15022 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA0110506  Festuca myuros R. G. Swinney 2010-6-1 13142 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
  UCR204236  Festuca myuros Valerie Soza, LeRoy Gross 2001-5-14 1218 Los Angeles Transverse Ranges; San Gabriel Mountains, Santa Anita 1999 Fire area, above Santa Anita Canyon, c. 0.7 mi west of the Santa Anita Dam 762 Comment
  LA13072  Festuca myuros A. M. Johnson; 1932-4-8 3933 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCR86832  Festuca octoflora Scott D. White 1995-4-27 2959 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
  SD124451  Festuca perennis Barry Prigge 1986-3-29 7144 Los Angeles San Gabriel Mountains: South of Canyon Country at Golden Valley X Antelope Valley Freeway (State Highway 14). 456 Comment
  UCSB7290  Festuca perennis Wedberg, H. 1957-4-18 Los Angeles 1 block W Rundy x Rico Comment
  RSA0018987  Ficus carica Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11697 Los Angeles Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway on north side of the highway. 427 Comment
  SEINET3463252  Ficus carica Unknown 1939-7-10 116 Los Angeles Los Angeles, Los Angeles, Campus Comment
  CAS-BOT-BC487554  Ficus microcarpa R. E. Riefner, Jr. 2015-5-2 15 -141 Los Angeles City of Glendale, Los Angeles River, Glendale Narrows Riverwalk, Flower St. W of Fairmont Ave. 146 Comment
  POM155616  Filago californica M. L. Bryan 1928-4-20 30 Los Angeles Mandeville Canyon, near Santa Monica. 152 Comment
  POM155638  Filago californica M. B. Dunkle 1928-4-10 1840 Los Angeles Johnson's Canyon. 91 Comment
  RSA0045268  Filago californica R. G. Swinney 2010-3-22 12013 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA590609  Filago californica Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-8 2939 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
  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
  UCR274342  Foeniculum vulgare Steven A. Junak 1999-9-9 SCa- 1076 Los Angeles California Islands, Santa Catalina Island. Top of Black Jack Peak, at microwave installation 610 Comment
  OBI44795  Forestiera pubescens David J. Keil, V. L. Holland, Michael Stile, and Francis Villablanca 1987-5-1 20055 Los Angeles Angeles Natl Forest, Littlerock Reservoir Comment
  SEINET8548541  Fraxinus dipetala L. C. Wheeler 1932-6-18 835 Los Angeles San Dimas Canyon, San Gabriel Mts. 427 Comment
  UCR205649  Fraxinus uhdei A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36942 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  UCR213519  Fraxinus uhdei A. C. Sanders, Karen Kirtland 2010-5-14 38357 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  UC1746101  Fremontodendron californicum subsp. californicum Annetta M. Carter, Arthur Carter 1935-9-13 992 Los Angeles Open, rolling hills NW of Horse Flats. San Gabriel Mtns. 2042 Comment
  RSA659116  Fritillaria biflora LeRoy Gross 2001-3-25 361 Los Angeles Los Angeles Basin: Verdugo Mountains region: Off Verdugo Crestline Drive, dirt road that is north of the 210 freeway in the northwest section of the Vedugo Mountains, just east of Sunland exit off ramp., You can get on this fire road from the west at Newhome Ave off of Foothill Blvd. in the city of Sunland ( This last information came from Valerie Sozas collection number 901 as it is in the same area) Near 34 deg 15 12.2N 118 deg 19 16.8W. 488 Comment
  RSA771837  Galium angustifolium R. G. Swinney 2009-5-28 10917 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  JEPS85090  Galium angustifolium subsp. angustifolium Roy E. Buck and Rexford Palmer 1989-4-28 1220 Los Angeles below Pyramid Dam (in large w-draining side canyon (next large canyon s of Posey Canyon) near mouth, ca 0.5 air km e of Pyramid Rock summit, 21 air km nw of Castaic); Piru Gorge 731 Comment
  RSA188342  Galium angustifolium subsp. angustifolium Robert F. Thorne, M. Z. Thorne 1966-5-31 36433 Los Angeles Santa Catalina Island. Fern Canyon W of Orizaba Mt. 229 Comment
  RSA756779  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-4-29 2544 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  SD80116  Galium angustifolium subsp. angustifolium C. W. Tilforth 1969-5-31 196 Los Angeles Small canyon I(c) mi e of intersectionof Colima Rd & Punta del Este Ave, n of Whittier Comment
  UCR219448  Galium aparine R. G. Swinney 2009-3-28 10198 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  POM367791  Galium californicum subsp. flaccidum Louis C. Wheeler 1932-7-2 899 Los Angeles Brown Flat - Fern Canyon water trail. 1220 Comment
  RSA632436  Galium californicum subsp. flaccidum Valerie L. Soza, LeRoy Gross 1999-7-15 627 Los Angeles San Gabriel Mountains: Mt. Wilson Trail above Little Santa Anita Canyon. 1067 Comment
  CAS-BOT-BC217464  Galium catalinense Geo. B. Grant; Walter Wheeler 1904-4-21 490 Los Angeles Santa Catalina Island Comment
  UC1594374  Galium catalinense subsp. acrispum Tim Ross 1992-4-14 6163 Los Angeles lower end of canyon just below mouth (central e side of island); San Clemente Island, Nanny Canyon 182 Comment
  SBBG19187  Galium catalinense subsp. catalinense M. A. Piehl 1963-12-8 631096 Los Angeles Cave Cyn, ca. 0.5 mi from mouth 50 Comment
  RSA656932  Galium grande Valerie L. Soza, Wayne Law, Laura Moore 2000-7-7 1054 Los Angeles San Gabriel Mountains: East of White Saddle, above Cold Springs Canyon. 1.54 miles east of junction of Van Tassel Truck Trail (FS Road 1N36) and Silver Fish Road (FS Road 1N29), along Silver Fish Road (FS Road 1N29). 854 Comment
  SBBG119263  Galium grande V. Soza, W. Law, L. Moore 2000-7-7 1056 Los Angeles N of Mt Bliss, Van Tassel Truck Trail (FS Rd 1N36), ca. 0.15 mi N of jct of Van Tassel Truck Trail and Van Tassel Rd (FS Rd 1N36A); T1N R10W SW/4, NE/4 S8 1082 Comment
  RSA760671  Galium hallii R. G. Swinney 2008-8-13 9407 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  UC1409078  Galium jepsonii R. F. Thorne, C. W. Tilforth, J. Dourley, and R. Scoggin 1972-8-11 42205 Los Angeles ne slope San Gabriel Mts., Angeles National Forest, Mt. Waterman 2103 Comment
  UCR272932  Galium nuttallii Steven A. Junak 1999-4-22 SCa- 840 Los Angeles Santa Catalina Island, along west side of road to White's Landing, c. 1.1 mi from landing 137 Comment
  RSA534234  Galvezia speciosa M. B. Dunkle 1939-4-4 7249 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA535715  Galvezia speciosa Tim S. Ross 1991-5-22 5471 Los Angeles San Clemente Island, Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 85 Comment
  UCR150846  Gamochaeta pensylvanica R. G. Swinney, Dave Larson 1999-5-15 7164 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  CAS-BOT-BC186350  Garrya flavescens Charles F. Richter 1920-9-1 s.n. Los Angeles Strawberry Ridge, San Gabriel Mts. Comment
  UCR190024  Gayophytum R. G. Swinney 1998-6-12 6955 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
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May 1 2012
  LA211896  Gayophytum diffusum Orlando Mistretta; 1992-7-9 665 Los Angeles SAN GABRIEL MOUNTAINS, Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA776514  Gayophytum diffusum subsp. parviflorum Jane Tirrell 2011-8-19 LS- 40 Los Angeles Approximately 0.25 mile above south side of Highway 2 near mile marker 67.86. 2435 Comment
  RSA675013  Gazania linearis LeRoy Gross 2003-3-1 752 Los Angeles South side; Along Stough Canyon Motorway (dirt road). Pass the nature center. 500 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
  POM78163  Geranium carolinianum F. M. Reed 1920-4-18 4345 Los Angeles Reeves Ranch, south of Covina. Los Angeles. Comment
  UCR256929  Geranium dissectum Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decommissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area 21 Comment
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Jan 26 2015
  RSA755880  Gilia R. G. Swinney 2008-7-24 9276 Los Angeles Waterman Mountain 2412 Comment
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Dec 7 2018
  RSA187844  Gilia angelensis R. F. Thorne 1966-4-6 35881 Los Angeles Santa Catalina Island: ridge between White and Moonstone Coves 15 Comment
  UC133891  Gilia angelensis Mrs. Davidson Los Angeles Los Angeles Comment
  RSA470112  Gilia angelensis Anstruther Davidson 1929-05 2340 Los Angeles Toluca [North Hollywood], Los Angeles. Comment
  LA200747  Gilia capitata subsp. abrotanifolia Jonathan Sauer; M. Gardner 1983-5-15 6253 Los Angeles Comment
  RSA470234  Gilia capitata subsp. abrotanifolia B. C. Templeton 1930-6-17 s.n. Los Angeles Franks [Franklin] Canyon, north of Beverly Hills. Comment
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Jan 12 2008
  RSA660776  Gilia capitata subsp. abrotanifolia Laura Moore, Ron Burchet, LeRoy Gross, Debby Zygielbaum 2000-6-8 41 Los Angeles Verdugo Mountains; La Tuna Canyon Park. Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 546 Comment
  RSA470241  Gilia capitata subsp. abrotanifolia Agatha 1938-4-10 183 Los Angeles Campus. Comment
  CAS-BOT-BC226311  Gilia latiflora subsp. davyi J. Mark Porter; Lauren Machen 2004-5-2 14087 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct 1359 Comment
  LA88523  Gilia latiflora subsp. davyi O. H. Kappler; 1946-4-13 1125 Los Angeles 4 mi S of Palmdale, Southern Antelope Valley 914 Comment
  RSA755930  Gilia latiflora subsp. davyi Orlando Mistretta, Christine Mistretta 2008-4-10 2408 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  RSA600061  Gilia latiflora subsp. latiflora Steve Boyd, Lauren Raz 1997-5-20 9816 Los Angeles Liebre Mountains region: Eastern flank of Liebre Mountain, along ridge top firebreak near the head of the North Fork Fish Canyon, due north of Atmore meadows and west of the saddle between Liebre and Sawmill mountains. 1585 Comment
  SBBG125864  Gilia latiflora subsp. latiflora A. Parikh, N. Gale 2010-6-3 3256 Los Angeles Sierra Pelona, 3.5 km W of State Hwy 14, 2.1 km SW of California Aqueduct; E Liebre Mtns 1090 Comment
  UC908889  Gilia latiflora subsp. latiflora Herbert L. Mason 1926-4-27 3060 Los Angeles 30 mi w Victorville; Mohave Desert, w of Victorville Comment
  SBBG93233  Gilia latiflora subsp. latiflora J. Ingram, A. Ingram 1960-3-31 277 Los Angeles St Hwy 138, about 10 mi E of Pearblossom Comment
  RSA229161  Gilia leptantha subsp. transversa R. F. Thorne, C. W. Tilforth 1971-6-30 40827 -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
  RSA660393  Gilia leptantha subsp. transversa Orlando Mistretta 1992-6-19 598 Los Angeles Angeles National Forest; Timber Mountain, San Gabriel Mountains. Comment
  UC908819  Gilia leptantha subsp. transversa Herbert L. Mason 1926-4-27 3047 Los Angeles between Rock Creek and Little Rock Creek ((Big Pines Recreation Park Road), Los Angeles Co. Park Road, Mohave Desert); Mohave Desert, btw Rock Creek and Little Rock Creek Comment
  CAS-BOT-BC225497  Gilia nevinii Robert F. Thorne 1973-4-12 42976 Los Angeles Large canyon S of Mosquito Cove N of Chenity, San Clemente Is. 274 Comment
  SBBG40665  Gilia ochroleuca subsp. bizonata E. R. Blakley 1958-5-9 2276 Los Angeles 2 mi E of Gorman 1097 Comment
  CAS-BOT-BC401995  Gilia ochroleuca subsp. bizonata Tim Ross; Steve Boyd; Laurel Arnseth 1991-4-29 4811 Los Angeles Liebre Mountains. Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  RSA0016261  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd 1994-6-23 8051 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  UC1375433  Gilia ochroleuca subsp. bizonata Robert F. Thorne and C. W. Tilforth 1971-6-30 40751 Los Angeles Pacifico Mtn. San Gabriel Mts., Angeles National Forest (Angeles National Forest) 1950 Comment
  SEINET3349543  Gilia ochroleuca subsp. vivida J. Mark Porter 2005-1 14439 Los Angeles San Gabriel Mtns. Angeles National Forest, Inspiration Point. Pacific Crest Trail, E of Hwy 2. Comment
  SEINET10631171  Glycine max Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3743 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  UC1584254  Glycyrrhiza lepidota Tim Ross and Steve Boyd 1990-6-6 2891 Los Angeles Piru Pond Los Padres National Forest, Liebre Mtn. 7.5' quadrangle (marshy areas at n edge) 644 Comment
  JEPS30721  Glyptopleura setulosa Peter H. Raven 1962-4-6 17103 Los Angeles 0.5 mi n of Pearblossom 853 Comment
  POM358812  Gnaphalium chilense F. R. Fosberg 1931-4-15 4622 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  RSA535726  Gnaphalium microcephalum Timothy S. Ross 1991-5-22 545 Los Angeles San Clemente Island: Spray Canyon; short canyon 2400 feet ENE of Spray (which in turn is 5200 feet N of Eel Point), W side of island. 79 Comment
  CATA1225  Gnaphalium palustre Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2291 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA645549  Goodmania luteola A. C. Sanders, E. J. Lott 1993-5-6 13981 Los Angeles Western Mojave Desert: SW edge of Rosamond Dry Lake, near E end of Ave C, just W of Piute Ponds and E of Sierra Hwy, at edg of Edwards AFB. 701 Comment
  UCR51036  Grayia spinosa A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7774 Los Angeles Western Mojave Desert, Lancaster, near Quartz Hill, south of Ave L at 37th St. West 747 Comment
  POM50884  Grindelia camporum var. bracteosa L. R. Abrams 1901-06 1856 Los Angeles Wiseburn. Comment
  RSA430028A  Guillenia lasiophylla George B. Grant 1903-05 s.n. Los Angeles Garvanza Comment
  OBI16360  Gutierrezia microcephala P. A. Holden 1968-9-15 553 Los Angeles Just S of Kern county line near Rosamund in western Mojave Desert in Antelope Valley Comment
  SD239595  Gutierrezia microcephala R. G. Swinney 2008-10-7 9466 Los Angeles San Gabriel Mtns.: Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  LA32027  Gutierrezia sarothrae Peter H. Raven; Henry J. Thompson 1959-9-18 14450 Los Angeles Santa Monica Mountains, Westwood, UCLA campus 152 Comment
  CAS-BOT-BC282859  Hainardia cylindrica LeRoy Abrams 1902-6-20 2567 Los Angeles Ballona marshes near Mesmer Comment
  POM369715  Harpagonella palmeri George B. Grant 1900-03 2380 Los Angeles Santa Catalina Island, Pacific Shore Comment
  RSA597987  Harpagonella palmeri Lauren Raz, Mistretta, Wall 1997-3-16 68 Los Angeles Santa Catalina Island. Avalon Canyon via ''Divide Trail'', NE of the Wrigley Botanical Garden. 182 Comment
  SD264792  Harpagonella palmeri Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 Sca 631 Los Angeles UTM in supplement. Santa Catalina Island: S of road to East Peak, on ridge WSW of Peak 1245, ca. 0.95 air miles SNW of East Peak. 328 Comment
  POM13839  Hazardia squarrosa var. grindelioides P. A. Munz 1922-9-14 6417 Los Angeles Spring Hill, San Antonio Canyon 1067 Comment
  POM359471  Hazardia squarrosa var. grindelioides Anstruther Davidson 1890-09 s.n. Los Angeles Los Angeles Comment
  RSA5992  Hazardia squarrosa var. grindelioides C. B. Wolf 1932-10-4 4224 Los Angeles Santa Catalina Island; above the Amphitheater, Avalon 30 Comment
  CAS-BOT-BC302324  Hazardia squarrosa var. squarrosa Louis C. Wheeler 1931-9-25 159 Los Angeles Eagle Rock 274 Comment
  UCR139121  Hedera helix L. C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mountains, Camp Bonita 610 Comment
  UCR189875  Helenium bigelovii R. G. Swinney 1998-7-21 6466 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, vicinity of junction of Upper Fish Fork Trail and Dawson Peak Trail 1951 Comment
  UCR197194  Helianthemum scoparium Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 672 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 579 Comment
  RSA0036282  Helianthus annuus s.n. Los Angeles Montrose 60 Comment
  RSA0048604  Helianthus annuus Harold L. Pirie 1964-1-15 s.n. Los Angeles Pierce College Campus, Pine Hill. 243 Comment
  UCD132803  Helianthus annuus Elise Jackson 1993-3-30 15 Los Angeles Sylmar, Foothill Boulevard between Glenoaks and Balboa, east side of road. Disturbed sunny area next to road. Growing among grasses. Comment
  POM49307  Helianthus annuus subsp. lenticularis L. W. Nuttall 1920-5-22 s.n. Los Angeles Santa Catalina Island, Reservoir field. Comment
  CAS-BOT-BC305879  Helminthotheca echioides Peter H. Raven 1960-5-31 15469 Los Angeles Campus of the University of California, Los Angeles, Santa Monica Mountains 106 Comment
  RSA639063  Hemizonia fasciculata L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Foster Ranch, Sycamore Canyon. South slope Johnstone Peak 731 Comment
  UCR12201  Hemizonia fasciculata Art Whistler 1966-6-20 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., along Mulholland Hwy. from Woodland Hills past the Morrow Picture Home (3 mi from home, 22633 Sylvan St.) Comment
  RSA534112  Herniaria hirsuta subsp. cinerea Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5093 Los Angeles San Clemente Island, N Head, WNW of the new Landing field 15 Comment
  RSA0110913  Hesperoyucca whipplei Richard G. Swinney 2011-6-7 15079 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  CATA3381  Heteromeles arbutifolia Peter J. Dixon 2016-5-24 058 Los Angeles Santa Catalina Island: Gallaghers Canyon, 100 m north of Laura Stein Volunteer Camp 387 Comment
  POM141327  Heteromeles arbutifolia C. F. Baker 1903-8-2 6517 Los Angeles San Gabriel Mts: San Antonio Canyon near Claremont. Comment
  UCR106303  Heteromeles arbutifolia B. G. Pitzer 1996-5-5 2869 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCD150958  Heterotheca grandiflora D. S. Park 2010-4-26 43 Los Angeles Ranch Santa Ana Botanic Garden 407 Comment
  RSA0074081  Heterotheca grandiflora L. C. Wheeler 1945-8-15 6092 Los Angeles El Monte: Lake Shangri-La. Comment
  UCR126333  Heterotheca sessiliflora A. C. Sanders 2003-8-5 27108 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters 366 Comment
  RSA93229  Heterotheca sessiliflora subsp. echioides F. W. Peirson 1225 Los Angeles Roadside near Sierra Madre. Comment
  SFV14772  Heterotheca sessiliflora subsp. fastigiata J. C. Dittes, P. Dittes 1990-2-28 25 Los Angeles San Gabriel Mountains Little Tujunga Canyon Road. 0.25 miles past turnoff to Pacoima Canyon. 732 Comment
  RSA95174  Hieracium albiflorum F. W. Peirson 1921-7-3 2480 Los Angeles Vincent Gulch tributary to East Fork of San Gabriel Mts. [River] 1982 Comment
  LA200302  Hirschfeldia incana Elizabeth Levine; 1949-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  POM263069  Hoffmannseggia glauca J. C. Roos 1940-8-31 241 Los Angeles Monterey Park. Comment
  RSA641574  Holcus lanatus L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  RSA488446  Holodiscus discolor Mark Hoefs 1974-9-17 535 Los Angeles Santa Catalina Island. Gallagher's Canyon- lower west fork. 30 Comment
  RSA659838  Holodiscus discolor Orlando Mistretta, Mike Hammitt 1991-6-21 s.n. Los Angeles Slope near E tributary of Fern Canyon. USFS Road 2N66. 756 Comment
  RSA755884  Holodiscus microphyllus R. G. Swinney 2008-7-24 9279 Los Angeles Waterman Mountain 2412 Comment
  SEINET10915787  Hordeum Mary Merello, Heidi H. Schmidt 1999-12-4 Merello 2551 Los Angeles City of Los Angeles. Little Tokyo. Enbun Market, 124 Japanese Village Plaza. Comment
  UCR223713  Hordeum brachyantherum R. G. Swinney 2009-6-8 11112 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
  RSA123446  Hordeum murinum subsp. glaucum H. A. Jensen 1933-5-15 297 Los Angeles Pallett Creek. 1128 Comment
  RSA582073  Hordeum murinum subsp. glaucum C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA653681  Hordeum murinum subsp. glaucum Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 875 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road 365 Comment
  UC1587627  Hordeum murinum subsp. glaucum Tim Ross 1991-4-21 4514 Los Angeles Middle Turnbull Canyon drainage just sw old water tank (Whittier Hills (Puente Hills, pro parte)); Whittier Hills (Puente Hills), Middle Turnbull Cyn drainage 219 Comment
  RSA764752  Hordeum vulgare Doris Hoover Bowers 1957-5-2 76 Los Angeles Road to Puddingstone, LaVerne 320 Comment
  UCD113430  Horkelia cuneata Daryl Koutnik; William Balch 1980-7-13 s.n. Los Angeles About one mile southwest of Encinal Canyon Road, Charmlee Regional Park. 243 Comment
  CAS-BOT-BC532279  Horkelia cuneata var. puberula I. M. Johnston 1918-4-14 1887 Los Angeles Southern California, Deer Canyon Wash near Etiwanda 365 Comment
  RSA729487  Horkelia rydbergii R. G. Swinney 1999-6-21 7387 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  SBBG68135  Hosackia oblongifolia var. oblongifolia M. N. Ackley 1927-6-5 537 Los Angeles trail to Switzerland 762 Comment
  RSA261749  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 7946 Los Angeles 5 miles west of Mill Creek Summit 1921 Comment
  UCR221442  Hydrocotyle ranunculoides D. E. Bramlet 1999-11-10 2826 Los Angeles Snow Creek, City of Industry, 16 m east of Valley Blvd. and 107 m north of Grand Ave., 229 m west of the existing San Jose Creek flood control channel 55 Comment
  RSA93956  Hymenoclea salsola var. salsola F. W. Peirson 1921-5-19 1316 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 945 Comment
  UCR260406  Hypochaeris glabra R. G. Swinney 2010-4-30 12457 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
  UCD133352  Hypochaeris glabra Daryl Koutnik 1978-4-21 402 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  SBBG112824  Isocoma menziesii S. A. Junak with K. Kirkland 1998-7-17 SCa 787 Los Angeles mouth of Silver Cyn 3 Comment
  CAS-BOT-BC311666  Isocoma menziesii var. vernonioides Carl B. Wolf 1932-5-9 3432 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  UC32928  Isocoma menziesii var. vernonioides Katharine Curran 1883-8-1 Los Angeles Newhall Comment
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Nov 23 2006
  UC1127169  Isomeris arborea G. E. Sindel 1935-1-6 112 Los Angeles 1.5 mi se Gorman; Tejon Quad. 1036 Comment
  IRVC26617  Isopyrum occidentale W. Wisura, W. Steinmetz 1993-4-10 4832 Los Angeles Sierra Pelona: PCT below rim on N-side of range Comment
  SEINET4439943 Image available Jepsonia neonuttalliana L. W. Nuttall 1920-1 931 Los Angeles Comment
  CAS-BOT-BC101898  Juglans californica LeRoy Abrams 1902-3-11 3117 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  UCR124387  Juglans californica I. W. Clokey, B. C. Templeton 1929-1 4585 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  UCR159942  Juglans californica Brad Henderson 2000-7-21 6977 Los Angeles San Gabriel Mtns: Wildwood Canyon, above Glendora Comment
  LA200577  Juglans californica var. californica Martha Hilend; M. Canby Reis 1933-5-17 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SD41537  Juglans californica var. californica Darley F. Howe 1947-3-22 1519 Los Angeles Topango Canyon, 0.5 mile from ocean. Comment
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May 22 2014
  SD237492  Juglans nigra A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37164 Los Angeles San Gabriel Valley; Whittier Narrows near South El Monte, north of San GabrielRiver channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines (El Monte 7.5'Q) 68 Comment
  CATA759  Juncus acutus subsp. leopoldii Mark L. Hoefs 1991-5-22 1291 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  RSA102299  Juncus acutus subsp. leopoldii S. B. Parish 1882-10 657 Los Angeles Wilmington Comment
  RSA618732  Juncus acutus subsp. leopoldii Scott D. White 1998-5-19 6543 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  SEINET11788400  Juncus arcticus var. mexicanus C. G. Pringle 1882-1 s.n. Los Angeles Lancaster, Mojave Desert Comment
  RSA0116800  Juncus bufonius R. G. Swinney 2010-5-25 12920 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  UCR187242  Juncus bufonius A. C. Sanders 2006-5-16 32331 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  UCR222999  Juncus bufonius R. G. Swinney 2009-6-2 11022 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
  UCR275335  Juncus bufonius Jeremiah George, Audrey J. George 2012-4-15 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  UCR204218  Juncus macrophyllus R. G. Swinney 2005-7-21 8336 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  JEPS45912  Juncus oxymeris Louis C. Wheeler 1934-5-14 2590 Los Angeles near mouth of San Dimas Canyon; San Gabriel Mts. 441 Comment
  RSA771325  Juncus patens Robert F. Thorne 1966-4-17 36132 -a Los Angeles San Clemente Island, upper reaches of Box Canyon, NW of Horse Canyon, SW of Thirst. 244 Comment
  SEINET3881668  Juncus rugulosus Timothy S. Ross, Peter Fritsch 1990-6-20 3593 Los Angeles San Gabriel Mountains: mouth of Burro Canyon near the confluence of the E and W Forks of the San Gabriel River.; 0 445 Comment
  RSA286656  Juncus textilis Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44778 Los Angeles near Lily Spring on N slope of Mt. Hawkins 2377 Comment
  RSA517173  Juncus textilis Timothy S. Ross, Orlando Mistretta 1990-10-16 3280 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National Forest. Cape Horn Canyon. 610 Comment
  UC213647  Juncus textilis I. Johnston 1916-11-26 24 Los Angeles n of Claremont; Evey Canyon 1127 Comment
  UCR216405  Juncus textilis Dan S. Cooper 2010-6-6 610- 63 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Oak Canyon, Griffith Park 208 Comment
  RSA774833  Juncus xiphioides Orlando Mistretta, Christine Mistretta 2010-6-8 5282 Los Angeles Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, approx. 1.15 miles N of intersection with upper Big Tujunga Canyon Rd. 1100 Comment
  RSA594661  Juncus xiphioides L. C. Wheeler 1947-5-24 6506 Los Angeles San Gabriel Mountains. South side of San Gabriel Canyon, 1/4 mi. upstream from mouth. Comment
  UC1076358  Juniperus californica Curtis Ferris 1932-3-21 79 Los Angeles 20 mi n Sangus (off Soledad Canyon); Vasquez Rocks Comment
  UCR210495  Juniperus californica R. G. Swinney 2008-11-30 9892 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Canyon, 1.6 mi. north of Foothill Blvd. at El Encanto Dr., at confluence with Fish Canyon 210 Comment
  SEINET8981245 Image available Juniperus chinensis Arboretum Staff 68 P934 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  UCR55765  Keckiella antirrhinoides var. antirrhinoides J. A. Adams 1963-4-30 13 Los Angeles Pomona College Wash, Claremont 335 Comment
  CAS-BOT-BC235638  Keckiella breviflora var. breviflora Ernest C. Twisselmann 1959-6-2 5340 Los Angeles Old Ridge Route, 1 mile south of Sandberg's Lodge 1249 Comment
  RSA549811  Keckiella breviflora var. breviflora Wandalee Thompson 1964-6-16 49 Los Angeles Pine Canyon Rd, south side of N-2, 10 miles west of Elizabeth Lake, foot of Liebre Mountain 1128 Comment
  CAS-BOT-BC235762  Keckiella cordifolia F. Grinnell 1903-7-3 s.n. Los Angeles Scoville's [Scoville] Hill, near Pasadena Comment
  SBBG31077  Keckiella cordifolia R. F. Thorne with D. Propst 1968-5-27 37632 Los Angeles Middle Ranch Cyn Comment
  SFV10202  Keckiella cordifolia J. G. Cuti 1978-5-20 70 Los Angeles 0.5 miles off Santa Susana Pass Road on Box Canyon Road. In roadcut. Comment
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Sep 25 2014
  UCSB9648  Keckiella ternata Wedberg, H. 1958-7-24 Los Angeles North of tunnel on Angeles Forest Hwy; San Gabriel Mtns Comment
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Feb 18 2015
  UCR161200  Kochia californica T. B. Salvato, Melissa Clemons 2005-9-27 1228 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  UC303465  Kopsiopsis strobilacea I. Johnston 1917-7-4 1432 Los Angeles Mt. San Antonio, near summit of Baldy. 2895 Comment
  CATA1684  Lactuca serriola Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2979 Los Angeles Santa Catalina Island: Lower Middle Ranch Canyon 219 Comment
  SD49392  Laennecia coulteri Reid Moran 1959-3-9 7156 Los Angeles San Clemente Island, arroyo 1 mile north of Eel Point 20 Comment
  UC519911  Lagophylla ramosissima Carl Epling and Louis Wheeler 1933-6-4 1844 Los Angeles head of Antelope Valley; Quail Lake 1219 Comment
  SBBG61193  Lagophylla ramosissima R. Hoffmann 1927-6-14 Los Angeles Neenach, Antelope Valley Comment
  LA12431  Lamarckia aurea Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SEINET11678605  Lamarckia aurea Unknown 1936-1 12696 Los Angeles Santa Monica Mts Comment
  UCR261537  Lamium amplexicaule R. G. Swinney 2010-2-27 11700 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
  SEINET12276209  Lantana involucrata J. F. Bright, Wyman, C. 1931-1 5693 Los Angeles Hollywood Comment
  CAS-BOT-BC171060  Larrea tridentata A. D. E. Elmer 1902-6-1 3664 Los Angeles Lancaster Comment
  CAS-BOT-BC329162  Lasthenia glabrata subsp. coulteri Le Roy Abrams 1899-4-1 361 Los Angeles Ballon Marshes Comment
  POM50715  Lasthenia gracilis L. R. Abrams 1899-04 362 Los Angeles Soldier's Home. Comment
  SEINET13276743 Image available Lasthenia gracilis R. G. Swinney 2011-1 14467 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 (Palmdale 7.5' Q.) (T5N R12W S23) 1000 Comment
  UC174190  Lasthenia gracilis Henry Hemphill 1905-1-1 Los Angeles Santa Barbara Island Comment
  UCD133831  Lasthenia gracilis Kenneth A. Wilson 1961-4-10 1143 Los Angeles Santa Susana Mountains. Southern arm of Bee Canyon-Mission Point (or Peak) area. 762 Comment
  UCR192167  Lasthenia gracilis A. C. Sanders 2008-4-17 34936 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  RSA756991  Lathyrus vestitus R. G. Swinney 2008-6-25 9101 Los Angeles Glendora, West Harrow Canyon, 0.4 mi. NW of Harrow Canyon Debris Basin 439 Comment
  RSA213336  Lathyrus vestitus subsp. alefeldii Reid V. Moran 1941-2-28 605 Los Angeles Johnson Valley, Santa Catalina Island 250 Comment
  SBBG37665  Lathyrus vestitus var. alefeldii R. Moran 1941-2-23 605 Los Angeles Johnson's Valley 250 Comment
  UCSB3099  Lathyrus vestitus var. alefeldii Gill, Robert 1959-4-14 Los Angeles Little Dalton Canyon; San Gabriel Mt. Range; Pacific slope drainage area 365 Comment
  RSA724438  Lathyrus vestitus var. vestitus K. Dobry 1991-5-13 498 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  SBBG61209  Layia glandulosa R. Hoffmann 1927-5-8 237 Los Angeles Little Rock 914 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
  SBBG82787  Layia platyglossa M. Bufkin -Apr-1895 Los Angeles near Pasadena Comment
  POM361675  Layia platyglossa subsp. campestris Anstruther Davidson 1890-3-30 s.n. Los Angeles Foot hills L.A. Comment
  RSA183003  Lepechinia fragrans S. Carlquist, Robert F. Thorne 1966-4-29 1826 Los Angeles Santa Catalina Island. Upper slopes of Blackjack Mt., at beginning of road down to White s Landing. Comment
  RSA725595  Lepechinia fragrans Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 415 Los Angeles Santa Catalina Island. Boushay Canyon below Silver Peak Road. 356 Comment
  SD69668  Lepechinia fragrans Robert F. Thorne 1966-4-29 36329 Los Angeles Santa Catalina Island; below road to White's Landing above turn-off to Echo Lake. 410 Comment
  SEINET6045041  Lepidium chalepense Unknown 1997-6-18 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  UCR190723  Lepidium fremontii R. G. Swinney 2001-4-18 7929 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, east end of Holcomb Ridge at Bobs Gap 1280 Comment
  UCR270257  Lepidium fremontii R. G. Swinney 2011-4-1 14302 B Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA711446  Lepidium fremontii LeRoy Gross 2005-5-19 2301 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  UCSB18662  Lepidium fremontii Meisenbach, C. 1963-5-3 Los Angeles State Highway 138; 1.7 miles southeast of Victorville junction; west of Pearblossom 1066 Comment
  RSA429611  Lepidium lasiocarpum Anstruther Davidson 1893-4-10 s.n. Los Angeles Azusa. Comment
  SD52833  Lepidium lasiocarpum subsp. lasiocarpum Peter H. Raven 1962-4-11 17258 Los Angeles San Clemente Island; on sandy beach due west of Wall 2. 6 Comment
  SBBG127524  Lepidium strictum M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2862 Los Angeles Toyon Bay 30 Comment
  HSC6843  Lepidium virginicum var. menziesii C. E. Fellows 1965-4-19 11 Los Angeles Community of Llano, SW corner at intersection of Hwy. 138 and Victorville cutoff, high southern Mojave Desert Comment
  JEPS37115  Lepidospartum latisquamum Frank W. Peirson 1928-9-5 8194 Los Angeles Swartout Valley 2011 Comment
  CAS-BOT-BC328069  Lepidospartum squamatum Peter H. Raven 1961-10-15 16863 Los Angeles In front of Rancho Ana Botanic Garden, Claremont. 259 Comment
  RSA618668  Lepidospartum squamatum L. C. Wheeler 1966-8-20 8819 Los Angeles San Gabriel Mountains: Cabin Flat, Prairie Fork. Comment
  RSA620040  Lepidospartum squamatum LeRoy Gross 1998-11-1 96 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga wash. East of 210 freeway, city of Sunland. 365 Comment
  UC527637  Lepidospartum squamatum C. B. Wolf 1931-7-2 2267 Los Angeles 1/2 mi above the bridge Road from Sunland to San Fernando; Little Tujunga Wash 335 Comment
  UCR231183  Lepidospartum squamatum Dan S. Cooper 2011-9-27 911- 110 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, slope south of Forest Lawn Dr. just west of Travel Town 178 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
  RSA755620  Leptochloa fusca subsp. fascicularis R. G. Swinney 2008-9-9 9326 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UCR259063  Leptosyne bigelovii R. G. Swinney 2010-5-19 12795 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA608009  Lessingia glandulifera var. glandulifera Louis C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  POM307006  Lessingia glandulifera var. glandulifera Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1917 Los Angeles San Gabriel Wash. Comment
  SD134518  Lessingia lemmonii var. ramulosissima Craig Reiser 1988-8-17 Los Angeles Western periphery of Palmdale, near freeway Comment
  POM365313  Leymus condensatus George R. Johnstone 1934-5-20 s.n. Los Angeles Santa Catalina Island. Descanso Canon. Comment
  SFV19129  Leymus condensatus P. M. Schiffman 2004-5-26 s. n. Los Angeles San Fernando Valley Sesnon Blvd. westbound deadend. 500 Comment
  SEINET10595835  Leymus condensatus LeRoy R. Abrams 1902-7-2 Abrams 2638 Los Angeles Little Santa Anita canyon, Sierra Madre. Comment
  UC1745919  Leymus triticoides Annetta M. Carter, Arthur Carter 1935-9-12 983 Los Angeles Chilao (Chellea). San Gabriel Mtns. Comment
  RSA509587  Lilium parryi Louis C. Wheeler 1967-7-15 10013 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  UCR97800  Limonium sinuatum Scott D. White 1997-3-12 4759 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  SEINET12279051  Linanthus bigelovii J. F. Bright 1935-1 1008 Los Angeles Antelope Valley Comment
  SEINET13383041 Image available Linanthus californicus R. G. Swinney 2011-1 15315 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA165137  Linanthus californicus subsp. glandulosus Gordon Pilone 1962-6-24 509 Los Angeles 1 mile W of Topanga Canyon on Robinson Road 305 Comment
  UC908264  Linanthus concinnus Frank W. Peirson 1928-6-2 7931 Los Angeles South Fork Rock Creek San Gabriel Mts. 1981 Comment
  CATA2071  Linanthus dianthiflorus Steven A. Junak 1978-4-15 9 Los Angeles Santa Catalina Island: Just E of 1901 Chester grave, N side of Cherry Cove 0 Comment
  UCR264621  Linanthus dichotomus Mitch Provance, Callen Huff 2009-4-28 10732 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
  RSA764497  Linanthus dichotomus subsp. pattersonii Orlando Mistretta, Christine Mistretta 2008-4-29 2618 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  RSA252874  Linanthus parryae R. F. Thorne 1973-5-11 43523 Los Angeles San Gabriel Mts., Mojave Desert slope: Juniper Hills, c. 2 mi S of Ft. Tejon Road 1250 Comment
  CHSC26208  Linanthus pungens Dick Potter 1967-7-22 62 Los Angeles Ca. 30 miles NE of La Canada off Hwy. 2 at top of Mt. Waterman ski lift in Angeles Nat'l Forest in San Gabriel Mtns. 2438 Comment
  RSA798111  Linanthus pungens Jane Tirrell 2012-7-25 LS) 125 - Los Angeles Approx. 0.5 mi. west of Mt. Hawkins on slope above Pacific Crest Trail 2578 Comment
  HSC20671  Linaria pinifolia David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  CHSC5112  Lithophragma Mary MacArthur 1967-7-16 97 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12 Angeles National Forest, San Gabriel Mts. 1524 Comment
  JEPS47656  Lithophragma affine Frank W. Peirson 1918-5-19 69 Los Angeles Millard's Canyon; San Gabriel Mountains, Millard's Canyon 609 Comment
  RSA172262  Lithophragma affine R. F. Thorne, James Henrickson 1963-5-5 32296 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  RSA221576  Lithophragma affine Arthur C. Gibson, Linda Gibson 1971-3-27 1740 Los Angeles Evey Canyon, NE of Claremont. Comment
  UC416789  Lobelia dunnii var. serrata G. W. Dunn 1896-8-13 Los Angeles Mount Lowe Comment
  UC23708  Loeseliastrum matthewsii Dr. A. Davidson 1895-1 91 Los Angeles Lancaster Comment
  CAS-BOT-BC342189  Logfia filaginoides Timothy S. Ross 1992-4-21 6233 Los Angeles San Gabriel Mountains. W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental forest 1072 Comment
  SBBG31418  Logfia filaginoides R. F. Thorne 1966-4-5 15806 Los Angeles W slope of Black Jack Mtn 518 Comment
  CAS-BOT-BC283440  Lolium multiflorum A. H. Gallup 1949-6-11 s.n. Los Angeles Eastern foot of Tallac Knoll, LASCA Comment
  UCR197170  Lolium multiflorum Valerie Soza, LeRoy Gross 2001-5-9 1206 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 297 Comment
  CAS-BOT-BC269096  Lolium perenne Geo. B. Grant 1904-7-8 6318 Los Angeles Cienega Comment
  SEINET3431212  Lolium perenne Unknown 1934-6-1 12926 Los Angeles Salt marsh; Culou City? Comment
  SBBG59386  Lolium temulentum M. N. Ackley 1928-6-24 27 Los Angeles Big Pine Camp Comment
  UCD66670  Lolium temulentum L. Y. Leonard 1919-5-29 X 3026 Los Angeles San Fernando. Comment
  POM122948  Lomatium dasycarpum subsp. dasycarpum Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA600163  Lomatium dissectum var. multifidum Steve Boyd, Lauren Raz 1997-5-1 9655 Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCR177763  Lomatium lucidum LeRoy Gross 2003-5-29 958 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  UCR273161  Lomatium lucidum R. G. Swinney 2011-5-10 14646 Los Angeles San Gabriel Mountains, c. 0.4 miles NE of Manzanita Mt. along connection trail between Hillside Trail and Manzanita Mt. Trail, inside Placerita Cyn. Natural Area, 500 Comment
  SEINET3245997  Lomatium mohavense R. G. Swinney 2009-1 10809 Los Angeles Transverse Range; San Gabriel Mtns. Foothills: Juniper Hills, upper Indian Bill Canyon, a narrow mile long canyon draining north from west end of Pleasant View Ridge. Juniper Hills. 437 Comment
  RSA589174  Lomatium mohavense subsp. mohavense T. S. Ross 1991-4-28 4783 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  SFV17598  Lomatium nevadense var. parishii J. N. Hogue, L. H. Hogue 1998-7-2 116 .12 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  POM3247  Lomatium vaginatum P. A. Munz 1918-5-19 2265 Los Angeles Hills south of Pomona. Comment
  CAS-BOT-BC240490  Lonicera hispidula Peter H. Raven 1962-5-20 17773 Los Angeles Santa Catalina Island: Avalon Canyon about 1 mile south of Avalon Comment
  JEPS12848  Lonicera hispidula var. vacillans Frank W. Peirson 1918-6-30 218 Los Angeles Mt. Wilson Toll Road San Gabriel Mountains 1158 Comment
  CAS-BOT-BC240741  Lonicera interrupta Carl B. Wolf 1932-9-15 4079 Los Angeles Mint Canyon, 9 1/2 mi. above Saugus. Opposite Glenwood's Cafe on Highway 457 Comment
  RSA0116115  Lonicera subspicata R. G. Swinney 2010-8-23 13571 Los Angeles San Gabriel Mountains; Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail. 1085 Comment
  LA82087  Lonicera subspicata var. denudata O. H. Kappler; 1940-6-9 51 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  CAS-BOT-BC198543  Lotus Reid Moran 1941-2-26 627 Los Angeles Johnson's Valley, Santa Catalina Island Comment
  RSA90045  Lotus argophyllus subsp. ornithopus F. W. Peirson 1923-4-9 3468 Los Angeles San Clemente Island: about 2 miles SE of Wilson's cove Comment
  RSA724425  Lotus corniculatus K. Dobry 1991-5-18 621 Los Angeles At 415 Stunt Rd. Santa Monica Mts. Cold Creek Cyn Comment
  SBBG31272  Lotus corniculatus R. F. Thorne 1966-9-15 36700 Los Angeles Middle Ranch, Middle Ranch Cyn 213 Comment
  UCR125168  Lotus corniculatus A. C. Sanders, Mark Elvin 2002-6-25 25281 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 274 Comment
  RSA230743  Lotus crassifolius var. crassifolius R. F. Thorne 1969-7-9 38567 Los Angeles San Gabriel Mountains, meadow at Big Pines 2073 Comment
  POM50111  Lotus dendroideus var. dendroideus L. W. Nuttall 1921-1-14 1005 Los Angeles Santa Catalina Island. Big Wash Canyon. Comment
  RSA161102  Lotus dendroideus var. dendroideus P. H. Raven 1962-5-22 17847 Los Angeles Santa Catalina Island. Hillside near stream about 1 mile below Middle Ranch Comment
  UC169101  Lotus dendroideus var. dendroideus George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 710 a/2958 Los Angeles Santa Catalina Island Comment
  UC397212  Lotus heermannii I. Johnston Los Angeles El Monte 121 Comment
  RSA406158  Lotus heermannii F. R. Fosberg 1930-7-7 S- 3140 Los Angeles Alamitos Bay 5 Comment
  UC1587666  Lotus nevadensis var. davidsonii Tim Ross 1991-8-14 5789 Los Angeles 0.5 mi e Lower Pacifico Campground Rd. (Pacifico Mtn Rd); San Gabriel Mountains, Pacifico Mtn. U.S.G.S. 7.5' Quad. 1926 Comment
  RSA729568  Lotus oblongifolius var. oblongifolius R. G. Swinney 1998-7-21 6478 Los Angeles Upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 mi. SW of Fish Fork Trail and Pine Mt. Ridge. 2085 Comment
  UCR206477  Lotus purshianus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36965 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  POM128895  Lotus salsuginosus F. M. Reed 1909-7-2 2809 Los Angeles Pebbly Beach Road, Santa Catalina Island Comment
  UCR51976  Lotus salsuginosus Steve Boyd, T. S. Elias 1987-4-14 2066 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  UCR197202  Lotus salsuginosus var. salsuginosus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 697 Los Angeles Transverse Ranges: Verdugo Mountains, Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  RSA406819  Lotus salsuginosus var. salsuginosus M. B. Dunkle 1933-4-19 3307 Los Angeles Palos Verdes Hills. Comment
  JEPS19470 Image available Lotus scoparius var. brevialatus A. M. Ottley 1920-5-3 589 Los Angeles Little Tujunga Wash San Gabriel Mts.; Little Tujunga Wash, San Gabriel Mts. 335 Comment
  RSA710799  Lotus scoparius var. brevialatus LeRoy Gross 2005-5-3 2251 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
  RSA608500  Lotus scoparius var. scoparius L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek off West Fork San Gabriel River. 655 Comment
  RSA626239  Lotus scoparius var. scoparius L. C. Wheeler 1967-5-15 9585 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 518 Comment
  UC1922300  Lotus scoparius var. scoparius Valerie Soza, Miriam Sidibeh 2003-3-26 1600 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 549 Comment
  RSA498740  Lotus strigosus E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA674277  Lotus strigosus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 712 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 576 Comment
  UCR177569  Lotus strigosus LeRoy Gross 2005-5-3 2250 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  RSA716215  Lotus strigosus Andrea Edwards, Pam De Vries 2006-4-11 83 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA90385  Lotus strigosus F. W. Peirson 1919-2-12 97 Los Angeles Field near foot of Lukens Trail, San Gabriel Mountains. 610 Comment
  UC864916  Lotus strigosus Louis C. Wheeler 1932-3-23 520 Los Angeles near U.C.L.A. Campus; West Los Angeles 137 Comment
  RSA599811  Lotus strigosus var. hirtellus Steve Boyd, Lauren Raz 1997-3-25 9303 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  CATA332  Lotus unifoliolatus Mark L. Hoefs 1973-7-13 370 Los Angeles Santa Catalina Island: Middle Ranch Canyon, just above reservoir, by main road 236 Comment
  POM201889  Lotus unifoliolatus L. M. Booth 1932-06 1258 Los Angeles Long Beach. Comment
  RSA717372  Lotus wrangelianus Scott D. White, Pam De Vries 2006-5-9 11388 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  CAS-BOT-BC201203  Lupinus Philip A. Munz 1925-4-23 9421 Los Angeles San Gabriel Canyon 304 Comment
  LA205016  Lupinus albifrons R. Herley; 1932-3-26 sn Los Angeles Santa Catalina Island Comment
  SEINET10488413  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa# 6450 x 8292 (2) Comment
  CAS-BOT-BC201422  Lupinus albifrons var. albifrons R. Hoffmann 1931-4-28 513 Los Angeles W. end of Bouquet Cany. [Canyon] Comment
  RSA0080774  Lupinus bicolor R. G. Swinney 2010-4-13 12187 Los Angeles 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom. 610 Comment
  RSA600728  Lupinus bicolor L. C. Wheeler 1955-4-17 7136 Los Angeles Little Rock Creek at confluence with Bare Mountain Canyon. Comment
  UC201089  Lupinus bicolor Katharine Brandegee Los Angeles Santa Catalina Comment
  HSC43285  Lupinus bicolor David B. Dunn, Epling 1946-4-20 2150 Los Angeles At station #66, Mojave Desert, N side of Palmdale. Comment
  SFV4367  Lupinus bicolor D. B. Dunn 1941-3-29 965 Los Angeles Monterey Park Street and Garfield Ave. Comment
  UC1183624  Lupinus bicolor Dave Dunn 1941-3-29 968 Los Angeles at Foothill Blvd. Sierra Madre Sierra Madre Comment
  UCD107166  Lupinus bicolor D. Dunn 1941-3-29 976 Los Angeles in vacant lot, Pomona. Comment
  RSA0003371  Lupinus bicolor subsp. marginatus David B. Dunn, C. Epling 1946-4-19 2129 Los Angeles 0.9 mi S junction Hwys 99 & 138. 1067 Comment
  RSA191029  Lupinus bicolor subsp. microphyllus Robert F. Thorne, James Henrickson 1963-5-5 32325 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  CAS-BOT-BC187874  Lupinus chamissonis Delzie Demaree 1933-5-30 10354 Los Angeles Playa del Rey Comment
  RSA595121  Lupinus concinnus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8573 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N01, 6.2 road miles from jtn with 8N05. 1174 Comment
  RSA250475  Lupinus elatus R. F. Thorne, John Dourley 1967-10-10 37376 Los Angeles Cortelyou Springs 2072 Comment
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Aug 29 2011
  UCR223747  Lupinus excubitus subsp. austromontanus R. G. Swinney 2009-6-24 11227 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA588641  Lupinus excubitus var. austromontanus Orlando Mistretta 1994-5-31 1271 Los Angeles Santiago canyon. N slope of Pacifico Mountain. 2073 Comment
  UCR149972  Lupinus excubitus var. austromontanus Scott D. White 2004-5-5 10307 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  SEINET10450556  Lupinus excubitus var. hallii David B. Dunn 1956-1 Dunn RSA# 6454 Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. The numbers are the field plant Numbers of rsa. 1St # is female parent x 2nd # male parent () parenthetic # is F1 plant no. Seeds from open field pollen vector. Comment
  POM11103  Lupinus formosus H. D. Collins 1921-4-18 92 Los Angeles Claremont. 366 Comment
  RSA2495  Lupinus formosus C. F. Baker 1909-05 5358 Los Angeles Claremont. Comment
  RSA0014592  Lupinus formosus var. formosus Orlando Mistretta, Christine Mistretta 2011-6-17 5708 Los Angeles Kentucky Springs Cyn, along Southern California Edison (SCE) transmission line corridor 1.75 miles S of SCE substation at Vincent, W of Angeles Forest Hwy 1087 Comment
  RSA413626  Lupinus formosus var. formosus George R. Johnston 1918-4-28 13752 Los Angeles Canyon north of Big Pine. 1524 Comment
  UC397196  Lupinus hirsutissimus Crawford and Hiatt 1916-3-29 Los Angeles Santa Monica Mts. Comment
  UCR270401  Lupinus hyacinthinus John F. Emmel 2001-6-3 1715 Los Angeles San Gabriel Mountains, along road on south slope of Table Mountain, 0.0-0.2 air mile north & 0.5-0.8 air mile east of Big Pines Ranger Station 2195 Comment
  RSA414801  Lupinus latifolius subsp. latifolius Albert J. Perkins 1920-5-29 s.n. Los Angeles Arroyo Seco. Comment
  UC57457  Lupinus latifolius var. parishii J. H. Barber 1897-6-27 Los Angeles Aliso Canyon Comment
  CAS-BOT-BC211687  Lupinus longifolius Alice Eastwood 1919-5-29 8921 Los Angeles San Gabriel Canyon Comment
  RSA0062869  Lupinus longifolius Daisie Huang 2008-4-6 08040605 Los Angeles Deer Creek Rd, right off of PCH. Malibu. 17 Comment
  UCR240250  Lupinus longifolius Dan S. Cooper 2012-2-14 212- 12 Los Angeles Los Angeles Basin, open area between Allesandro St. and Peru St., near intersection of the 2 & I-5 freeways 163 Comment
  RSA91269  Lupinus longifolius F. W. Peirson 1921-4-10 2475 Los Angeles Sycamore Flat Ridge, San Dimas region, San Gabriel Mts 854 Comment
  SEINET10871028  Lupinus longifolius Wolf 1931-6-25 WOLF 2241 Los Angeles Wash, sw of los angeles botanic garden, along beverly blvd. Mandeville canyon. Upper sonoran life zone. Ht 6 ft, spread 7 ft, tr. Diameter 2 in. 61 Comment
  OBI48496  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1349 Los Angeles W edge Antelope Valley, Ca 198 3.1 mi W jct Co. Rd N2 5.6 mi W Gorman Post Rd and I5 Comment
  OBI48513  Lupinus microcarpus var. microcarpus Rhonda Riggins 1981-5-24 1232 Los Angeles Along Peace Valley Rd (frontage to I5) 0.5 mi S Frazier Mtn Park Rd, 2 mi N Gorman Comment
  UCSB31760  Lupinus peirsonii Griesel, Wesley 1962-6-27 Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  UCR186759  Lupinus succulentus T. B. Salvato, Sandra Murcia 2007-3-28 2012 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  RSA652471  Lupinus succulentus Herb Hamilton 1949-5-4 s.n. Los Angeles Puddingstone Dam. 243 Comment
  UCSB11836  Lupinus succulentus Haines, Bruce 1962-3-11 Los Angeles Topanga Summit, 10 miles north of the Pacific Ocean on California State Highway 27 475 Comment
  SD30041  Lupinus superbus Paul O. Schallert 1943-5-9 Los Angeles Monrovia. Mt. Canyon Comment
  RSA213359  Lupinus truncatus Reid V. Moran 1941-3-9 692 Los Angeles In Cactus, ridge north of Middle Ranch, Santa Catalina Island. 350 Comment
  RSA249744  Lycium andersonii Robert F. Thorne, C. W. Tilforth 1973-4-20 42985 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  LA209684  Lycium cooperi A. M. Johnson; 1932-4-17 3939 Los Angeles 10 mi W of Palmdale Comment
  RSA428861  Lycium cooperi Robert Gustafson, Christopher Davidson 1977-4-20 423 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  RSA589870  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8199 Los Angeles Santa Catalina Island. Upper ''Little Geiger'' first blue-line drainage W of Cherry Canyon and Lion Head (un-nnamed on topo map). 143 Comment
  RSA0011277  Lythrum hyssopifolia Orlando Mistretta, Christine Mistretta 2010-6-25 5354 Los Angeles Transverse Ranges; San Gabriel Mountains region: On Forest Route 2N24 near head of N fork Santa Anita Canyon, along Southern California Edison transmission line corridor. 1215 Comment
  UCR209111  Lythrum hyssopifolia R. G. Swinney 2008-6-25 9105 Los Angeles San Gabriel Mountains, Glendora, Harrow Canyon Debris Basin, seep on north-central side 387 Comment
  RSA589170  Madia elegans subsp. densifolia Timothy S. Ross 1991-10-5 5992 Los Angeles Santa Monica Mtns: N slope of the range, S of Lake Eleanor along Decker Road 1 mile S of Los Angeles Ventura County line. 450 Comment
  SBBG50151  Madia gracilis R. N. Philbrick, R. F. Thorne 1967-5-20 B 67 -303 Los Angeles bottom of Descanso Cyn 243 Comment
  RSA0091863  Madia gracilis Steven A. Junak, Ralph N. Philbrick, Mark Hoefs 2001-5-19 SCa- 1574 Los Angeles Santa Catalina Island. Along Black Jack Road, ca. 0.15 mile from junction with Airport Road, ca. 0.34 mile N of Black Jack summit, on N side of ridge below Black Jack Peak. 402 Comment
  RSA230219  Madia minima R. F. Thorne 1969-7-2 38282 Los Angeles Angeles National Forest: Upper Chilao Campground 1616 Comment
  UCR277082  Madia minima R. G. Swinney 2011-6-7 15082 Los Angeles San Gabriel Mountains, summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory 1780 Comment
  RSA229101  Maianthemum stellatum Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38890 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle 2332 Comment
  RSA0056244  Malacothamnus Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  RSA535707  Malacothamnus clementinus Tim S. Ross 1991-5-23 5506 Los Angeles San Clemente Island: Wilson cove Settlement; lawn at bus stop on N side of Bldg 60112. 53 Comment
  CAS-BOT-BC230900  Malacothamnus davidsonii Dr. A. Davidson No date on label 1895 Los Angeles Near Los Angeles Comment
  RSA226929  Malacothamnus davidsonii Robert F. Thorne, C. W. Tilforth 1971-6-17 39961 Los Angeles San Gabriel Mountains, Angeles National Forest: 2 mi. up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  SD21263  Malacothamnus fasciculatus Norman E. Bilderback 1938-4-23 Los Angeles Catalina Harbor Comment
  UCR131597  Malacothamnus fasciculatus var. laxiflorus L. C. Wheeler 1932-5-26 752 Los Angeles San Gabriel Valley, San Gabriel Wash 107 Comment
  RSA573701  Malacothamnus fremontii Tim S. Ross 1990-8-17 3161 Los Angeles Road crossing the drainage just below Icy Springs, In upper Big Rock Creek. 1738 Comment
  JEPS85115  Malacothamnus marrubioides Roy E. Buck, Rexford Palmer 1989-4-28 1227 Los Angeles N-Facing Slope Osito Canyon 731 Comment
  LA201032  Malacothrix clevelandii Carl Epling; L. Ellison 1929-5-18 sn Los Angeles 228 Comment
  RSA182743  Malacothrix coulteri J. Massey, James Henrickson 1966-4-9 1200 Los Angeles Mojave Desert, east of High Vista Comment
  RSA251506  Malacothrix foliosa R. F. Thorne 1973-4-12 42908 Los Angeles San Clemente Island: China Point at end of road. 15 Comment
  UCR131450  Malacothrix saxatilis Alison Lipman 1998-5-7 s.n. Los Angeles South Coastal Plains Region, City Hall property, Rancho Palos Verdes 213 Comment
  CAS-BOT-BC347926  Malacothrix saxatilis var. tenuifolia F. A. Thackery 1928-6-3 439 Los Angeles Mulholland Drive Comment
  POM362368  Malacothrix saxatilis var. tenuifolia N. C. Cooper 1948-5-13 2761 Los Angeles Pomona. 244 Comment
  POM362376  Malacothrix saxatilis var. tenuifolia Robert Gustafson 1980-7-9 1808 Los Angeles Ballona Wetlands, Area 3. Comment
  SBBG66172  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-4-3 4480 Los Angeles Pebbly Beach 5 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
  UC831173  Malacothrix saxatilis var. tenuifolia Carl B. Wolf 1932-10-3 Los Angeles about 1.25 mi from Wrigley Drive (on road to Renton Mine, about at head of right fork of Pebbly Ceach Canyon); Santa Catalina Island 304 Comment
  UCR177306  Malacothrix saxatilis var. tenuifolia LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1043 Los Angeles Transverse Ranges; Verdugo Mountains region, South side of mountains, Brand Canyon, at check dam ( man-made waterfall), where the canyon forks 393 Comment
  LA94275  Malosma laurina Norman A. Cole; May 1964 316 Los Angeles SANTA MONICA MOUNTAINS, 1.7 mi from Pacific Coast Hwy along Rambla Pacifico. Site 9. 152 Comment
  RSA386409  Malosma laurina D. A. Young 1969-5-25 P- 490 Los Angeles Roadside, Foothill Blvd. directly across from Claremont Colleges. 244 Comment
  UC545803  Malosma laurina Annetta M. Carter 1935-9-8 955 Los Angeles Sierra Madre Comment
  RSA0085078  Malosma laurina Doris Bowers 1957-3-23 789 Los Angeles Rocky Point, LaVerne. 335 Comment
  RSA787633  Malus pumila Jane Tirrell 2012-5-8 LS 0043 Los Angeles Highway cut, north side of California State Route 2 near mile marker 66.43 2231 Comment
  UCSB47297  Malva parviflora Kaplan, Lisa 1979-3-10 Los Angeles Crest Rd., 1 mile north of Ganado Dr. Rancho Palos Verdes 335 Comment
  SBBG132315  Malvella leprosa S. A. Junak 1991-4-26 SCI- 235 Los Angeles NE end of island, just off main rd 121 Comment
  UCR142070  Marah A. C. Sanders 2003-4-29 26164 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  RSA576125  Marah fabacea F. H. Elmore 1939-2-19 422 Los Angeles San Clemente Island. Comment
  CATA3207  Marah macrocarpa Julie L. King 2016-11-22 26 Los Angeles Santa Catalina Island: Big Springs Canyon, 0.5 miles north on Isthmus Rd. from junction with road to Little Harbor, 60 meters directly east of Isthmus Rd. in drainage 29 Comment
  RSA0042666  Marah macrocarpa Laura Moore, Jean Moore 1999-2-6 003 Los Angeles Pitzer College, Claremont: Northeast corner of Outback area. 350 Comment
  JEPS37074  Matricaria discoidea W. L. Jepson 1939-4-21 19230 Los Angeles Fairmont Mohave Desert 847 Comment
  PASA941  Matricaria matricarioides Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  POM266319  Matricaria matricarioides J. C. Roos 1942-3-23 1089 Los Angeles Zonal St. Comment
  RSA445535  Meconella denticulata E. S. Spalding 1931-4-1 s.n. Los Angeles Monrovia Canyon. Comment
  CLARK-A1528-2857  Medicago lupulina John C. Roos 1954-5-31 Los Angeles Hollywood Comment
  POM11363  Medicago polymorpha F. L. Robinson 1921-4-20 43 Los Angeles Claremont. Comment
  UCD107827  Medicago polymorpha Beth Greenhalgh 1993-3-19 22 Los Angeles Santa Monica Mtns., Malibu, at S end of 29716 Baden Pl. 15 Comment
  SEINET7839521  Medicago sativa G. B. Grant 1903-1 759 Los Angeles Pasadena Comment
  RSA0083310  Melica imperfecta R. G. Swinney 2010-3-22 12017 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  SEINET263606 Image available Melica imperfecta R. L. Lingenfelter 1954-5-11 888 Los Angeles Soledad Canyon Road near Tick Canyon Comment
  UC625139  Melica imperfecta F. R. Fosberg 1931-3-19 S 4307 Los Angeles Hamilton Canyon; Santa Catalina Island 10 Comment
  UCR92091  Melica imperfecta Scott D. White 1995-2-7 2532 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  CATA1532  Melilotus albus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-11 2756 Los Angeles Santa Catalina Island: Hillside by City Fire Station, Avalon 18 Comment
  SFV15336  Melilotus albus J. C. Dittes, D. Stolp 1990-3-10 45 Los Angeles San Gabriel Mountains Along streambed above Big Tujunga flood control reservoir. 732 Comment
  SFV1926  Melilotus indicus K. A. Wilson 1961-2-21 874 Los Angeles San Fernando Valley Los Angeles, Northridge. San Fernando Valley State College campus. Weedy field and edges of orange grove. 260 Comment
  UCR205121  Melilotus indicus R. G. Swinney 2008-4-17 8683 Los Angeles San Gabriel Mtns., San Dimas, lower Shay Canyon 366 Comment
  POM348185  Melilotus indicus Robert Gustafson 1980-7-9 1819 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA435439  Mentzelia Robert Gustafson, Gary D. Wallace 1982-4-26 2526 Los Angeles Mojave Desert, Fort Tejon Road, about 1 mile W of the junction of 121st St. 1006 Comment
  UCR189281  Mentzelia R. G. Swinney 1998-5-16 6095 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, Graham Canyon, 1.7 mi. N of Panorama Way at Graham Cyn. Motorway, 0.6 mi. S of Ft. Tejon Rd. 1220 Comment
  UCR259045  Mentzelia R. G. Swinney 2010-5-12 12757 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  SFV2372  Mentzelia affinis P. G. Kilburn 1958-4-12 720 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  RSA440353  Mentzelia affinis Jack Rempel 1932-4-10 s.n. Los Angeles El Segundo. Comment
  RSA746839  Mentzelia albicaulis R. G. Swinney 2008-5-8 8781 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  SEINET13203253 Image available Mentzelia congesta R. G. Swinney 2011-1 14504 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  SDSU8051  Mentzelia laevicaulis Joan Godsill 1952-10-2 528 Los Angeles Claremont, in field by P.E. station 366 Comment
  UCR206428  Mentzelia laevicaulis R. G. Swinney 2008-6-10 8994 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, north base of peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1732 Comment
  RSA446758  Mentzelia micrantha Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  RSA599710  Mentzelia micrantha Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9459 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat , a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  SBBG122601  Mentzelia micrantha R. Burgess, B. Neiners, C. Davis, P. Munro 1999-4-17 3236 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk above second narrows 457 Comment
  RSA736154  Mentzelia micrantha Rosemarie Zimmermann 1961-6-8 140 Los Angeles Dalton Road, 1.5 mi. N. of Big Dalton Dam. Big Dalton Canyon. San Dimas Experimental Forest 610 Comment
  SD38194  Mentzelia micrantha Edith A. Purer 1935-5-11 6569 Los Angeles Along the Malibou Road, Santa Monica Mountains. Comment
  SDSU21031  Mentzelia pectinata Ian Cain, Ryan Gilmore 2010-6-2 1486 Los Angeles Angeles National Forest, San Gabrial Mountains. Roughly 2.49km east of Mount Gleason summit 1730 Comment
  UCR119281  Mentzelia ravenii A. C. Sanders, D. Malueg 1998-6-22 22041 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
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Apr 10 2008
  RSA0060786  Mentzelia veatchiana LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6804 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA650011  Mesembryanthemum Clyde Johnson 1948-2-15 s.n. Los Angeles Valley Center Ave., San Dimas. 366 Comment
  SFV12658  Mesembryanthemum crystallinum M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-27 901 Los Angeles Malibu, near Malibu Creek just above Pacific Coast Highway bridge. 3 Comment
  RSA3503  Mesembryanthemum nodiflorum C. B. Wolf 1932-5-9 3446 Los Angeles Pebbly Beach, Santa Catalina Island. 8 Comment
  RSA659825  Mesembryanthemum nodiflorum Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 120 Los Angeles San Clemente Island. Comment
  RSA611812  Micropus californicus var. californicus L. C. Wheeler 1968-5-15 s.n. Los Angeles Spring Hill, San Antonio Canyon 1220 Comment
  UC1605453  Micropus californicus var. californicus Tim Ross, Janet Takara, and Stacey Otte 1993-4-24 6962 Los Angeles lower Bouchette Canyon draining ne-ward to Johnsons Landing (w end of island beyond isthmus); Santa Catalina Island, Santa Catalina West USGS 7.5' quad 91 Comment
  CAS-BOT-BC348446  Micropus californicus var. californicus Geo. B. Grant 1898-2-28 s.n. Los Angeles Pasadena Comment
  UCR182113  Microseris lindleyi R. G. Swinney 1998-4-14 5982 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  POM363468  Microseris lindleyi Grinnell 1921-4-3 15737 Los Angeles Santa Monica Mts, Pacoima Canyon Comment
  RSA618589  Microseris lindleyi L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravennna. 716 Comment
  RSA133464  Microsteris gracilis subsp. gracilis P. H. Raven, Henry J. Thompson 1959-4-3 13923 Los Angeles Just to the east of Malibu Junction. 244 Comment
  UCR175046  Mimulus aurantiacus Vanessa Lee 2005-4-10 s.n. Los Angeles San Gabriel Mtns. Foothills, Eaton Canyon Park, Pasadena, north of I-210 off Altadena Dr. 305 Comment
  HSC49069  Mimulus aurantiacus var. pubescens Patricia Shesgreen 1978-6-17 107 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. 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
  UCSB43758  Mimulus aurantiacus var. pubescens Nakashima, L. 1982-4-17 Los Angeles West of Wrigley Memorial Garden; on Memorial Road; 200 feet from junction with Avalon Canyon Road on Santa Catalina Island 137 Comment
  RSA442691  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-10 S- 4535 Los Angeles Avalon Canyon, Santa Catalina Island 160 Comment
  UCD122435  Mimulus brevipes Daryl Koutnik 1978-3-31 198 Los Angeles West fork of Triunfo Creek, south of Westlake. 411 Comment
  SFV6172  Mimulus glaucescens R. M. Muran 1974-5-28 85 Los Angeles Santa Monica Mountains Along road by Seminole Hot Springs. 396 Comment
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Jul 13 2018
  JEPS23724  Mimulus grandis E. R. Blakley 1958-5-9 B- 2262 Los Angeles Hills 2 mi e Gorman; Along the San Andreas Fault Comment
  UCR187111  Mimulus guttatus A. C. Sanders 2006-5-16 32301 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  UCR227773  Mimulus guttatus R. F. Thorne 1966-4-29 36300 Los Angeles Channel Islands, Santa Catalina Island, upper Middle Ranch Canyon just below small reservoir 274 Comment
  RSA238211  Mimulus johnstonii Robert F. Thorne 1969-7-2 38279 Los Angeles Angeles National Forest: Upper Chilao Campground 1616 Comment
  RSA624039  Mimulus johnstonii Arthur R. Kruckeberg 1940-7-7 976 Los Angeles Chilao Flats Comment
  RSA0056589  Mimulus johnstonii Valerie L. Soza, Sarah J. De Groot 2003-6-18 1693 Los Angeles Mount Hillyer Trail from Horse Flats Campground. 1829 Comment
  UCD122679  Mimulus microphyllus John Ingrum 1997-4-8 20 Los Angeles Santa Monica Mountains, Mulholland Hwy. east of Las Virgenes Rd. (mile marker 24.51). On the north side of Mulholland. Comment
  UCR190808  Mimulus moschatus R. G. Swinney 1999-7-5 7521 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  POM306773  Mimulus pilosus Henry J. Ramsey, Henry J. Ramsey 1937-9-2 1624 Los Angeles Ladybug Canyon, Angeles Crest Highway. Comment
  RSA0091543  Mimulus pilosus R. G. Swinney 2011-5-26 14883 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA0113233  Mimulus pilosus R. G. Swinney 2010-9-30 13909 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
  RSA729379  Mimulus rubellus R. G. Swinney 1998-7-21 6469 Los Angeles Upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 mi. SW of Fish Fork Trail and Pine Mt. Ridge. 2085 Comment
  RSA674779  Minuartia douglasii Scott D. White, Kent Hughes 2000-5-16 7851 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  SBBG38794  Mirabilis californica R. Moran 1941-3-14 706 Los Angeles ridge N of Middle Ranch 300 Comment
  SEINET4044562  Mirabilis californica D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  CAS-BOT-BC434627  Mirabilis laevis var. crassifolia Alice Eastwood 1928-6-15 15411 Los Angeles Claremont Comment
  CAS-BOT-BC434635  Mirabilis laevis var. crassifolia Geo. B. Grant 1901-6-23 4117 Los Angeles Pasadena Comment
  RSA138503  Mirabilis laevis var. crassifolia Reid V. Moran 1959-3-9 7170 Los Angeles San Clemente Island. Canyon 2 miles SE of Eel Point. 120 Comment
  UC440433  Mirabilis laevis var. crassifolia Carl Epling, Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon Comment
  UCR281442  Mirabilis laevis var. crassifolia Mitch Provance 2017-6-30 617- 29 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., Stagecoach Rd. in the vicinity of intersection with Chime Tower Rd. 140 Comment
  RSA611511  Mirabilis laevis var. villosa Louis C. Wheeler 1968-5-12 s.n. Los Angeles Spring 2/3 mile E of Juniper Bowl; Juniper Hills. 1159 Comment
  UC1922006  Mirabilis multiflora Scott D. White, Pam DeVries 2006-5-10 11422 Los Angeles SE TEHACHAPI MTNS.: Gorman area, valley & slopes along Gorman Creek, NE of I-15 Fwy. and SW of Gorman Post Rd. Comment
  RSA587972  Mirabilis multiflora var. pubescens Anstruther Davidson 1892-09 s.n. Los Angeles Elizabeth Lake. Comment
  UCR224022  Modiola caroliniana Steve Boyd, Rick Riefner 2007-4-27 11737 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  UC56936  Monardella breweri subsp. lanceolata J. Burtt Davy May 9 1896-May 24 1896 2638 b Los Angeles Leonis Valley Antelope Valley Comment
  CAS-BOT-BC220139  Monardella exilis Louis C. Wheeler 1965-6-21 8695 Los Angeles Mojave Desert: ca. 3 miles E of 90th Street East & Ave. O, on Ave. O; ca. 1 mile W of Alpine Butte Wildflower Sanctuary Comment
  UCR223325  Monardella linoides R. G. Swinney 2009-8-25 11466 Los Angeles Transverse Range; San Gabriel Mtns., west summit of Table Mountain, NE of Big Pines 2291 Comment
  JEPS63352  Monardella macrantha Frank W. Peirson 1918-7-13 183 Los Angeles trail near Studevants; San Gabriel Mts., West Fork San Gabriel River 1295 Comment
  RSA478837  Monolepis nuttalliana L. C. Wheeler 1933-4-27 1668 Los Angeles San Pedro Hills 304 Comment
  CAS-BOT-BC109001  Mucronea californica Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Cajon Pass. Comment
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Nov 5 2018
  RSA719576  Muhlenbergia californica R. G. Swinney 1997-7-22 5695 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area 2073 Comment
  UCD86844  Muhlenbergia microsperma F. W. Peirson 1927-3-20 7118 Los Angeles south of Malibu Lake. Comment
  SBBG59541  Muhlenbergia rigens R. Hoffmann 1927-9-21 Los Angeles Gorman Comment
  UCR200038  Muilla maritima Valerie Soza, B. Hogshead 2003-4-23 1642 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, ridgetop between Brand Canyon and Childs Canyon 595 Comment
  RSA633359  Muilla maritima L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast Vincent 708 Comment
  SDSU549  Munzothamnus blairii R. M. Beauchamp 1967-3-18 264 Los Angeles San Clemente Island. Comment
  POM73734  Nama stenocarpa H. E. Hasse 1890-05 s.n. Los Angeles Hillside and Canyon Comment
  CAS-BOT-BC259792  Nassella cernua H. E. Hasse 1892-4-1 s.n. Los Angeles Soldiers Home Comment
  RSA589320  Nassella cernua Timothy S. Ross 1995-5-21 8614 Los Angeles San Clemente Island, between the deeper E fork of Horse Beach Canyon and 'Snail Canyon' to the E, 510 ft NNW of slope tirangulation point (781 ft) along an old bulldozer blading 238 Comment
  CAS-BOT-BC259909  Nassella lepida Timothy S. Ross 1995-4-7 8353 Los Angeles Liebre Mountains. Old Ridge Route: 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon, S-facing draw between the road and a low ridge to the E 630 Comment
  UC1109351  Nassella pulchra Peter H. Raven 1962-4-9 17172 Los Angeles rocky grassland near barracks; San Clemente Island, Wilson Cove 60 Comment
  UCR252701  Navarretia Jeremiah George 2014-7-29 s.n. Los Angeles South Coastal Plain, Torrance, immediately south of Bishop Montgomery School, SW of junction of Torrance Blvd. and Palos Verdes Blvd. 22 Comment
  UCR229171  Navarretia atractyloides Dan S. Cooper 2011-5-31 511- 62 Los Angeles San Gabriel Mtns. Foothills/San Gabriel Valley, Claremont, Thompson Creek Dam area 493 Comment
  JEPS2658 Image available Navarretia atractyloides var. flavida Frank W. Peirson 1921-6-20 2444 Los Angeles North Fork San Gabriel River San Gabriel Mountains; North Fork of San Gabriel River, San Gabriel Mts. 457 Comment
  SD28084  Navarretia hamata Carl B. Wolf 1932-5-13 3620 Los Angeles Santa Catalina Island, Hamilton Canyon along ridge fence-line, hillside above canyon 244 Comment
  SD69021  Navarretia hamata Robert F. Thorne, D. Propst 1968-5-28 37656 Los Angeles Santa Catalina Island; along small stream in central part of Bulrush Canyon 244 Comment
  RSA187831  Navarretia hamata subsp. leptantha R. F. Thorne 1966-4-7 25939 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  RSA65001  Nemacaulis denudata var. denudata F. W. Peirson 1951-8-18 1781 Los Angeles Alamitos, Long Beach Comment
  CAS-BOT-BC536063  Nemacladus glanduliferus R. G. Swinney 2011-7-7 15433 Los Angeles San Gabriel Mtns: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1231 Comment
  RSA0021951  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2011-7-13 5939 Los Angeles Fall Creek Cyn near confluence with Big Tujunga Cyn, along Forest Road 3N27. 1005 Comment
  RSA678235  Nemacladus ramosissimus Valerie L. Soza, S. D. Boyd 2002-4-10 1401 Los Angeles Del Sur Ridge, Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  RSA230705  Nemacladus rubescens R. F. Thorne, M. Z. Thorne 1969-7-9 38571 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  SBBG69637  Nemacladus secundiflorus var. robbinsii R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  JEPS7677  Nemacladus sigmoideus Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4187 Los Angeles junction of road to Horse Flat Public Camp and main paved road from Upper Chilao Recreation Area; San Gabriel Mountains, Angeles National Forest 1828 Comment
  RSA680219  Nemacladus sigmoideus Valerie L. Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1683 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  RSA421320  Nemophila menziesii Alnert B. Ulrey s.n. Los Angeles Griffith Park Comment
  RSA421324  Nemophila menziesii P. A. Munz, R. D. Harwood 1920-3-13 3343 Los Angeles San Jose Hills, 1 mi. South of San Dimas. 305 Comment
  RSA0003800  Nemophila menziesii subsp. australis Marcus E. Jones 1882-2-25 3037 Los Angeles Pasadena. Comment
  RSA182182  Nemophila menziesii var. integrifolia James Henrickson 1963-4-30 1226 Los Angeles Evey Canyon, northeast of Claremont on road to Mt. Baldy. 808 Comment
  UC1871057  Nemophila menziesii var. integrifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4789 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  SBBG117923  Nemophila menziesii var. menziesii Mrs. C. E. Thurber 1891-4-29 Los Angeles Alhambra Comment
  UCR277144  Nicotiana attenuata R. G. Swinney 2011-6-15 15209 Los Angeles San Gabriel Mountains, Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy 1631 Comment
  RSA0031850  Nicotiana glauca Douglas A. Springer 1981-2-26 24 Los Angeles Cal Poly Pomona University campus. NE end parking lot J level 4, and 3 miles NW of University Drive. Comment
  SEINET10696850  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3956 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SEINET10696851  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3962 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SBBG112780  Nuttallanthus texanus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 527 Los Angeles Little Ripper's Cyn, just inland from beach 36 Comment
  CAS-BOT-BC167061  Oenothera californica Peter H. Raven 1959-3-31 13905 Los Angeles 2.5 miles west of [Littlerock] Little Rock Comment
  SBBG61323  Oenothera californica subsp. avita R. Hoffmann 1925-5-17 Los Angeles Antelope Valley Comment
  RSA552562  Oenothera deltoides subsp. deltoides D. Charlton 1991-4-16 4873 Los Angeles Lancaster, corner of 35 St. West, one block south of K. 701 Comment
  UC1234728  Oenothera elata subsp. hirsutissima David P. Gregory 1961-7-12 472 Los Angeles over the ridge from Wrightwood (along stream); San Gabriel Mts., Prairie Fork Comment
  RSA733179  Oenothera elata subsp. hookeri R. G. Swinney 1998-8-1 6609 Los Angeles Mine Gulch at East Fork of San Gabriel River Canyon. Open canyon bottom, lower Mine Gulch with no riparian development except right at confluence; sandy-silty soil with rocks. 1341 Comment
  RSA670438  Oenothera micrantha I. W. Clokey 1929-04 4458 Los Angeles Mandeville Canyon, Santa Monica Mts. 350 Comment
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Jan 1 2012
  CATA3265  Olea europaea Julia Parish, Ben Dion 2017-1-30 007 Los Angeles Santa Catalina Island: West side of the upper campsite at Black Jack Campground 484 Comment
  SD51893  Oligomeris linifolia Peter H. Raven 1962-5-8 17601 Los Angeles clayey flat near south end of Seal Cove 14 Comment
  RSA0010380  Opuntia semispinosa D. Griffiths 1911-9-22 10353 Los Angeles San Pedro Comment
  POM285265  Opuntia vaseyi Lyman Benson 1953-6-3 15134 Los Angeles Southeast of Indian Hill, Claremont. 427 Comment
  RSA628668  Oreonana vestita L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Burkhart Trail, north side Little Rock Creek at Cooper Canyon. 1768 Comment
  RSA640000  Oreonana vestita L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: North side of Burkhart Saddle. 2104 Comment
  SFV19325  Oreonana vestita P. Wilson, J. N. Hogue 242.2 2005-5-23 4207 Los Angeles San Gabriel Mountains Kratka Ridge, trail to Mount Williamson. 0.25 km north of Highway 2. 2100 Comment
  RSA0116449  Orobanche R. G. Swinney 2010-9-21 13854 Los Angeles San Gabriel Mountains; summit of Mt. Hawkins, at north end of Copter Ridge. 2683 Comment
  CATA1194  Orobanche bulbosa Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-5 2207 Los Angeles Santa Catalina Island: Upper White's Landing Road. 426 Comment
  POM353684  Orobanche bulbosa A. Menke 1955-4-16 s.n. Los Angeles 3 miles west of Lake Hughes, Pine Canyon. Comment
  RSA0076172  Orobanche bulbosa Timothy S. Ross, Steve Boyd 1990-5-23 2628 Los Angeles Mt. Gleason area: north-northwesterly ridge descending from Messenger Peak (6015 ft), on the watershed divide between Mill Canyon and Moody Canyon. 1524 Comment
  UCR172459  Orobanche parishii subsp. parishii Anuja Parikh, Nathan Gale 2005-6-29 2118 Los Angeles Santa Susana Mtns., Newhall Ranch, slopes above Potrero Canyon, south of Santa Clara River c. 1 mi. east of the Ventura Co. line, study area 16 396 Comment
  RSA0078533  Orobanche parishii subsp. parishii Fred Burlew 1926-7-1 s.n. Los Angeles Mt. Islip. Comment
  RSA402061A  Orthocarpus purpurascens A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  RSA402086  Orthocarpus purpurascens Elbert Benjamine 1929-3-31 84 Los Angeles Antelope Valley. Comment
  RSA4767  Orthocarpus purpurascens var. pallidus James Snow 1932-1 s.n. Los Angeles The Bryant ranch, near Long Beach. Comment
  RSA656765  Osmorhiza berteroi Valerie L. Soza, Laura Moore 2000-6-14 1009 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  RSA592810  Osmorhiza brachypoda Steve Boyd, Orlando Mistretta 1996-5-1 8756 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  RSA584487  Osmorhiza brachypoda T. S. Ross 1992-5-24 6422 Los Angeles Brown's gulch: draining to San Gabriel Canyon at the base of San Gabriel Dam 502 Comment
  RSA162823  Oxalis albicans subsp. californica Olmsted 1958-3-17 60 Los Angeles Johnson's Pasture Road. With southwest drainage along Thompson Creek. 1 1/4 mile northwest of intersection Indian Hill and Baseline, northwest of Claremont. 473 Comment
  RSA600735  Oxalis albicans subsp. californica Louis C. Wheeler 1955-4-30 7146 Los Angeles San Jose Hills: ca 1/2 mile north-weserly from Puddingstone Dam. Comment
  UCR190868  Oxytheca parishii R. G. Swinney 1999-7-5 7542 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  RSA473022  Packera ionophylla Robert Gustafson 1983-7-18 2781 Los Angeles San Gabriel Mountains, Angeles Crest Highway, Pine Hollow 2134 Comment
  CAS-BOT-BC121167  Paeonia californica P. H. Raven; R. F. Thorne 1964-5-7 19026 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains. Comment
  LA50665  Paeonia californica Carl Epling; 1941-2-15 sn Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  RSA339630  Paeonia californica Robert F. Thorne, M. Z. Thorne 1980-3-23 54010 Los Angeles Johnson's Pasture, above Claremont. 610 Comment
  RSA615509  Paeonia californica Louis C. Wheeler 1967-5-18 9609 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  UC854372  Paeonia californica Marcus E. Jones, A. M. 1882-5-3 2615 Los Angeles Pasadena Comment
  UCD88608  Parapholis incurva Brandegee Date Unknown s.n. Los Angeles Catalina Island. Comment
  SBBG98708  Parietaria hespera var. californica T. Ross 1991-5-19 5280 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 304 Comment
  RSA448005  Parietaria hespera var. hespera M. B. Dunkle 1929-4-7 2110 Los Angeles Moonstone Beach. Santa Catalina Island. Comment
  RSA615306  Parietaria hespera var. hespera Valerie L. Soza 1998-5-3 104 Los Angeles Claremont, Bernard field Station (bfs) Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard, west of main road, S of Fake lake. 412 Comment
  RSA622846  Parnassia cirrata Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
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Feb 6 2008
  RSA660123  Paspalum dilatatum Greg Wright 1971-6-3 234 Los Angeles Webb Canyon Rd, Just N of intersection of Base Line Rd. Claremont. 412 Comment
  CAS-BOT-BC265637  Paspalum distichum Geo. B. Grant 1904-7-14 s.n. Los Angeles East Lake Reservoir Comment
  SEINET10820277  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 442 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #97A in Honduras Comment
  RSA595681  Pectocarya penicillata T. S. Ross, Victor W. Steinmann 1995-5-8 8567 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UCD120141  Pectocarya platycarpa Daryl Koutnik 1978-3-23 126 Los Angeles north of State Highway 18 and just west of Los Angeles/San Bernardino county line. 960 Comment
  SD186143  Pectocarya setosa A. C. Sanders 2003-4-29 26166 Los Angeles Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 395 Comment
  UC25026  Pectocarya setosa Dr. A. Davidson May, 1895 Los Angeles Lancaster Comment
  UCR96139  Pectocarya setosa B. G. Pitzer 1996-4-21 2715 Los Angeles Western Mojave Desert, Antelope Valley. north side of State Hwy 138 (= Ave. 'D'), c. 2 mi. west of Country Store, at town of Neenach (c. 30 mi. west of Hwy I-14). 915 Comment
  JEPS10348  Pedicularis densiflora Frank W. Peirson 1921-4-21 2363 Los Angeles Sycamore Flat Ridge, n slope- San Dimas Region Sycamore Flat Ridge; San Dimas Region, San Gabriel Mountains 853 Comment
  UC56410  Pedicularis densiflora Ernest Braunton Feb 1903 809 Los Angeles n slope of Santa Monica Hills Comment
  CATA165  Pellaea andromedifolia Mark L. Hoefs 1973-3-17 128 Los Angeles Santa Catalina Island: Ben Weston Beach Road 45 Comment
  RSA640835  Pellaea andromedifolia var. andromedifolia L. C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon.. . Comment
  RSA133404  Pellaea andromedifolia var. andromedifolia P. H. Raven 1959-2-23 13800 Los Angeles Santa Monica Mountains: 0.9 miles south of junction of Carlisle Road with Decker R 426 Comment
  RSA624056  Pellaea andromedifolia var. andromedifolia L. C. Wheeler 1967-5-23 9685 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon 579 Comment
  LA94175  Pellaea mucronata var. mucronata Lawrence L. Kiefer; 1966-3-6 1659 Los Angeles SANTA MONICA MOUNTAINS, ravine between Las Flores and Big Rock Rd, ca 0.25 mi above Hwy 1. 45 Comment
  UC71382  Pellaea mucronata var. mucronata J. H. Barber 1897-7-6 245 Los Angeles Mt Gleason Comment
  RSA639101  Pennisetum purpureum L. C. Wheeler 1947-2-2 6454 Los Angeles San Gabriel Mountains: Mt. Wilson Road ca. 1/2 mile easterly from mouth of Eaton Canyon.. . Comment
  RSA533475  Pennisetum setaceum Timothy S. Ross 1991-4-21 4566 Los Angeles Whittier Hills (Puente Hills, pro parte), Skyline Drive at the head of Turnbull Canyon, Next to old burned-down homestead 354 Comment
  RSA653522  Pennisetum setaceum LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 284 Los Angeles Verdugo Mountains: Chandler Fire Road, above locked gate at corners of Olivia Terrace and Edmore Street, Sun Valley. 365 Comment
  RSA412442  Penstemon centranthifolius Robin S. Collins 1973-5-28 327 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon, from start of pack trail into canyon ca. 2 miles 609 Comment
  CDA41872  Penstemon grinnellii subsp. grinnellii T. C. Fuller 1980-6-12 20277 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 8.5 km east of road to Mt. Wilson. Comment
  POM128325  Penstemon grinnellii subsp. grinnellii George B. Grant 4594 Los Angeles Mt. Wilson. Comment
  RSA17072  Penstemon grinnellii subsp. grinnellii Carl B. Wolf 1936-5-27 7840 Los Angeles Indian Canyon Camp, 2 mi off Soledad Canyon 915 Comment
  RSA702218  Penstemon grinnellii subsp. grinnellii Scott D. White 2004-8-20 10738 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 Comment
  UC1063208  Penstemon grinnellii var. scrophularioides A. D. Gifford 1935-3-19 474 Los Angeles 1 mi ne Sawmill Mountain; Angeles National Forest, Tejon Quad., ne of Sawmill Mt. 1493 Comment
  RSA755839  Penstemon heterophyllus R. G. Swinney 2008-6-25 9100 Los Angeles Glendora, West Harrow Canyon, 0.4 mi. NW of Harrow Canyon Debris Basin 439 Comment
  JEPS85074  Penstemon heterophyllus var. australis Roy E. Buck, Rexford Palmer 1989-4-28 1228 Los Angeles 17 air km nw Castaic (ca 1.4 air km se of confluence of Piru Creek and Osito Canyon drainage, bottom of broad n-draining side canyon, tributary to Osito Canyon); se of confluence Piru Creek and Osito Canyon drainage 749 Comment
  JEPS85107  Penstemon heterophyllus var. australis Roy E. Buck, Rexford Palmer 1989-4-28 1228 Los Angeles 17 air km nw Castaic (ca 1.4 air km se of confluence of Piru Creek and Osito Canyon drainage, bottom of broad n-draining side canyon, tributary to Osito Canyon, beside.); se of confluence Piru Creek and Osito Canyon drainage 749 Comment
  UC447146  Penstemon heterophyllus var. australis J. Ewan 1931-5-16 4204 Los Angeles above Calabasas; Sana Monica Mts., above Calabasas Comment
  UCD124237  Penstemon heterophyllus var. australis Daryl Koutnik 1978-5-30 504 Los Angeles Cornell Corners on Cornell Road south of Agoura Road. 274 Comment
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Oct 1 2018
  RSA407918  Penstemon heterophyllus var. australis N. C. Cooper 4211 Los Angeles Angeles Crest Highway. 1067 Comment
  NY604254  Penstemon labrosus F. W. Pennell 1940-6-24 25994 Los Angeles Pine Mountain, south of Swartout 2438.4 Comment
  RSA424045  Penstemon rostriflorus H. E. Hasse 1893-08 s.n. Los Angeles Acton. Comment
  UCR260017  Penstemon spectabilis R. G. Swinney 2010-3-30 12108 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
  RSA640327  Penstemon spectabilis Louis C. Wheeler 1931-6-19 s.n. Los Angeles Base of San Gabriel Mountains: Live Oak Wash. Comment
  RSA615703  Penstemon spectabilis subsp. subviscosus Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: Bichota Canyon west of heliport, just above road. 1402 Comment
  RSA401814  Penstemon spectabilis var. spectabilis L. E. Hoffman 1927-7-10 s.n. Los Angeles Swartout Canyon, Big Pines. Comment
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Jan 4 2012
  RSA0105225  Pentagramma triangularis R. G. Swinney 2011-10-27 15904 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  SBBG131717  Pentagramma triangularis S. A. Junak 1999-5-22 SCa 1006 Los Angeles end of Goat Harbor, W fork of cyn 54 Comment
  SFV12135  Pentagramma triangularis V. Padgett, M. H. Grayum, D. L. Koutnik 1975-5-6 76 Los Angeles Santa Monica Mountains Fryman Canyon. 244 Comment
  CAS-BOT-BC73771  Peritoma arborea var. arborea Alice Eastwood 1917-7-20 6446 Los Angeles Santa Catalina Island - south of Wilson's Harbor Comment
  CAS-BOT-BC73800  Peritoma arborea var. arborea Marjorie Shaw; Edna Spaulding; Mrs. C. L. Walton 1917-4-6 s.n. Los Angeles Bouquet Canyon Comment
  CAS-BOT-BC355969  Perityle emoryi G. B. Grant 1906-9-1 7167 Los Angeles Santa Catalina Island Comment
  CATA1673  Perityle emoryi Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-17 2964 Los Angeles Santa Catalina Island: Mouth of Silver Canyon, 1/16 to 1/8 mile from beach 9 Comment
  UCR65246  Perityle emoryi F. R. Fosberg 1931-4-3 S- 04463 Los Angeles Channel Islands, Santa Catalina Island, Pebble Beach Rd. 5 Comment
  UC1594370  Perityle emoryi Tim Ross 1992-4-14 6173 Los Angeles central e side San Clemente Island (ca 20 m (sic) s of where Nanny Canyon drainage meets the sea) 18 Comment
  SEINET3923792  Persicaria lapathifolia Timothy S. Ross, Steve Boyd 1994-9-21 8335 Los Angeles CowW SPRING POND': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, about 100 m W of the Cow Spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  CAS-BOT-BC167755  Petalonyx thurberi Carl B. Wolf 1932-10-19 4350 Los Angeles Mint Canyon. 8 mi. above Saugus 426 Comment
  UCD120744  Phacelia Grady L. Webster; Mark Hoeff, Robert Thorne, J. M. Tucker 1992-3-30 7752 Los Angeles Catalina Island: Upper Las Lomas Road. 50 Comment
  SBBG126994  Phacelia brachyloba A. Parikh, N. Gale 2011-6-27 3513 Los Angeles upper Big Tujunga Cyn, 0.1 km W of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1277 Comment
  UC147941  Phacelia brachyloba C. F. Baker 1909-5-15 5337 Los Angeles mts. near Claremont Comment
  UC1922364  Phacelia brachyloba Valerie Soza, Susan Caplow 2003-4-11 1624 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, just south of junction of Brand Park Mtwy and Verdugo Mtwy, alongside Brand Park Mtwy. Brand Burn 2002 area. 793 Comment
  UC1234777  Phacelia cicutaria var. hispida Peter H. Raven 1962-5-23 17855 Los Angeles ocean bluffs at e side Avalon Bay; Santa Catalina Island Comment
  RSA427637  Phacelia cicutaria var. hispida Edwin Kline 1926-5-31 s.n. Los Angeles Coast Range, Los Angeles. Comment
  RSA602431  Phacelia cicutaria var. hubbyi R. S. Woglum 1934-4-8 1280 Los Angeles Western Transverse Ranges: San Fernando Valley, North Hollywood. Comment
  UC1870317  Phacelia distans LeRoy Gross 2005-4-28 2179 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into Comment
  LA202610  Phacelia egena Peter H. Raven; 1960-5-21 850 Los Angeles 259 Comment
  RSA251527  Phacelia floribunda Robert F. Thorne 1973-4-11 42853 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  POM346651  Phacelia fremontii Barry Burnell 1970-4-24 182 Los Angeles 3.2 miles south of Highway 138 on N4 1372 Comment
  UC1537523  Phacelia fremontii Gordon H. True 1935-3-5 43 Los Angeles 4 mi s Palmdale 944 Comment
  UCD120466  Phacelia fremontii Daryl Koutnik; Bruce Holguin 1978-4-1 211 Los Angeles Sierra Pelona Valley, west side of Anthony Road and north of Sierra Hwy. 890 Comment
  UCR190896  Phacelia fremontii R. G. Swinney 1998-7-2 6232 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  HSC44038  Phacelia fremontii Carl Wishner 1978-3-24 447 Los Angeles Pearblossom, 106th St. E off Hwy. 138 Comment
  CHSC23112  Phacelia grandiflora Robert A. Schlising 1971-4-21 2965 Los Angeles Jct Mulholland Drive and Little Sycamore Canyon Road. Comment
  POM300569  Phacelia grandiflora Lyman Benson 1959-6-3 15856 Los Angeles Little Dalton Canyon above Glendora. 366 Comment
  UCR147262  Phacelia grandiflora Orlando Mistretta, Mike Hammitt 1991-6-21 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region, Near crossing of USFS Road 2N66 and Fern Canyon drainage just west of water tank 768 Comment
  RSA350918  Phacelia humilis var. lobata Anstruther Davidson, Hasse 1906-6-7 1491 Los Angeles Big Rock Creek at Lowell Mines 2134 Comment
  RSA226008  Phacelia imbricata subsp. imbricata Robert F. Thorne 1971-6-29 40702 Los Angeles Aliso Creek at Tie Canyon 1372 Comment
  RSA597281  Phacelia imbricata subsp. patula Tim S. Ross, Peter Fritsch, Steve Boyd, Orlando Mistretta 1990-6-22 3729 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  JEPS21081  Phacelia longipes A. D. Gifford 1935-3-31 537 Los Angeles 4 1/2 mi nw Redrock Mountain; Angeles National Forest, Tejon Quadrangle Comment
  RSA112765  Phacelia longipes H. D. Ripley 1940-4-26 2967 Los Angeles San Gabriel Canyon above Azusa. Comment
  SEINET6095585  Phacelia longipes Scott D. White 1998-6-29 6831 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Apr 20 2016
  RSA177773  Phacelia lyonii Robert F. Thorne, P. Everett 1965-5-11 34525 Los Angeles Ballast Point, E side of Catalina Harbor, Santa Catalina Island 61 Comment
  RSA0080974  Phacelia minor R. G. Swinney 2010-4-28 12402 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  UCR280495  Phacelia minor R. G. Swinney 2014-6-5 16705 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  SFV21670  Phacelia mohavensis H. Wisch 2008-6-16 s. n. Los Angeles San Gabriel Mountains Near upper reaches of small tributary of South Fork Little Rock Creek, just off of Highway 2 about 1 mile east of Three Points. 1895 Comment
  LA200579  Phacelia parryi Carl Epling; 1931-4-18 200579 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA0021292  Phacelia ramosissima Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5087 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA0092234  Phacelia ramosissima R. G. Swinney 2011-5-12 14681 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy. 1183 Comment
  RSA773610  Phacelia ramosissima R. G. Swinney 2009-6-12 11120 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  RSA428161  Phacelia ramosissima var. austrolitoralis Jack Rempel 1932-5-9 15314 Los Angeles El Segundo. Comment
  UC55299  Phacelia ramosissima var. austrolitoralis J. H. Barber 1898-8-7 Los Angeles Santa Monica Beach Comment
  CAS-BOT-BC154385  Phacelia ramosissima var. latifolia John Thomas Howell 1947-7-18 23398 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA597010  Phacelia ramosissima var. latifolia Tim S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3805 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  CAS-BOT-BC154350  Phacelia stellaris McClatchie 1897-3-20 1347 Los Angeles near Redondo Comment
  SEINET4044560  Phacelia viscida D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  CATA836  Phalaris aquatica Mark L. Hoefs 1991-6-26 1435 Los Angeles Santa Catalina Island: Bulrush Canyon 335 Comment
  UCR266283  Phalaris aquatica D. E. Bramlet 2005-6-2 3867 Los Angeles Whittier Hills, Worsham Canyon 274 Comment
  UCR121673  Phalaris minor J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  SD241089  Pholisma arenarium Jeremiah George 2011-7-12 Los Angeles South Coast: Palos Verdes Estates, just off Palos Verdes Drive North (Redondo Beach 7.5'Q) Comment
  CAS-BOT-BC219547  Pholisma arenarium Dwight Pierce 1941-1-1 s.n. Los Angeles At El Segundo Comment
  RSA533437  Pholistoma auritum Tim S. Ross 1991-4-21 4512 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon drainage just SW of Old Water Tank. 220 Comment
  CAS-BOT-BC134963  Phoradendron bolleanum Lewis S. Rose 1934-1-3 34002 Los Angeles Mint Canyon Comment
  LA209891  Phoradendron leucarpum subsp. tomentosum Betty Studt; 1938-10-1 sn Los Angeles San Gabriel Mountains, Crystal Lake Comment
  SD234540  Phoradendron leucarpum subsp. tomentosum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al 2003-4-30 26242 Los Angeles Western San Gabriel Mtns.: Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 366 Comment
  UCR124628  Phoradendron macrophyllum I. W. Clokey, B. C. Templeton 1929-1 4449 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  POM46933  Phoradendron macrophyllum Mary F. Spencer 1916-12-20 281 Los Angeles On the banks of streams near LA. Comment
  RSA774622  Phoradendron pauciflorum R. G. Swinney 2009-7-29 11418 Los Angeles Pacifico Mountain summit. 2134 Comment
  RSA420809  Phoradendron villosum Anstruther Davidson 1890-07 s.n. Los Angeles Newhall. Comment
  RSA684039  Phyllospadix torreyi E. Yale Dawson 1958-5-21 19190 Los Angeles Malibu beach, 0.8 mi W of Las Flores Canyon Rd. Station 18; 225-250 from shore base point; mean low water level and below. Comment
  UC1971214  Pickeringia montana Louis C. Wheeler 1947-4-13 6465 Los Angeles SAN GABRIEL MOUNTAINS: Millard Canyon Comment
  UCR216364  Pickeringia montana Dan S. Cooper 2010-5-13 510- 58 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Cahuenga Peak, Griffith Park 549 Comment
  SFV21079  Pickeringia montana var. montana L. Gross 2001-1-28 337 Los Angeles Verdugo Mountains North side of mountains on ridge between Engleheard and Henderson Canyons. 549 Comment
  LA32091  Picris echioides Peter H. Raven; Henry J. Thompson 1959-9-18 14437 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  UCR23368  Pinus attenuata John C. Roos 1942-4-18 1049 Los Angeles San Gabriel Mtns, ridge c. 3 mi south of Charlton Flats, Angeles Crest Hwy Comment
  UCR202711  Pinus contorta subsp. murrayana R. G. Swinney 2001-8-18 8047 Los Angeles San Gabriel Mtns., Mt. Baden-Powell 2866 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
  RSA384347  Pinus lambertiana George B. Grant, W. Wheeler 1904-5-17 s.n. Los Angeles Mt. Wilson. 1524 Comment
  RSA698294  Pinus lambertiana J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon. 2134 Comment
  UCR274959  Pinus sabiniana Michael Honer 2006-4-14 2188 Los Angeles Tehachapi Mountains area, 1/4 mile north of Hwy 138, 1/4 mile west of cement plant rd. 1006 Comment
  RSA597175  Piperia cooperi Louis C. Wheeler 1950-5-19 6761 Los Angeles San Gabriel Mountains. Mesa between Millard Canyon and Arroyo Seco. 426 Comment
  CAS-BOT-BC254414  Piptatherum miliaceum A. J. McClatchie 1896-8-20 1222 Los Angeles Near Los Angeles Comment
  RSA0080732  Piptatherum miliaceum R. G. Swinney 2010-8-26 13604 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA585251  Piptatherum miliaceum L. C. Wheeler 1933-9-10 2104 Los Angeles San Gabriel Mountains, Santa Anita Canyon 534 Comment
  RSA602766  Piptatherum miliaceum L. C. Wheeler 1972-12-24 12801 Los Angeles San Gabriel Mountains: Las Flores Canyon. 823 Comment
  UC1587712  Piptatherum miliaceum Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5049 Los Angeles disturbed flats ca 650 ft se air terminal (new airfield, N end of island); San Clemente Island 64 Comment
  UCR210437  Piptatherum miliaceum R. G. Swinney 2008-11-30 9880 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  RSA593686  Plagiobothrys arizonicus Steve Boyd 1996-4-25 8711 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  UCR189249  Plagiobothrys arizonicus R. G. Swinney 1998-5-16 6079 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  IRVC26458  Plagiobothrys canescens A. C. Sanders, Mark Elvin, et al. 2003-3-4 25693 Los Angeles Newhall Ranch, along dirt road on eastern slopes below "Grapevine Mesa," 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  RSA177807  Plagiobothrys canescens R. F. Thorne, P. Everett 1965-5-10 34517 Los Angeles near upper end of Gallagher Canyon; Santa Catalina Island 427 Comment
  CATA865  Plantago coronopus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1674 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  RSA590415  Plantago coronopus Tim S. Ross 1993-4-21 6848 Los Angeles Santa Catalina Island, SW part of the Island along major EW ridge between Carlos 992ft and Cactus Peak 1560ft. 2750ft WNW of Cactus Peak summit. 436 Comment
  POM4539  Plantago erecta E. L. Brown 1894-05 s.n. Los Angeles Elysian Park Comment
  RSA412566  Plantago major E. S. Spalding 1922-12-1 s.n. Los Angeles Near Glendale Comment
  RSA402016B  Plantago ovata var. insularis F. R. Fosberg 1931-3-27 S- 4409 Los Angeles Hamilton Canyon, Santa Catalina Island. 100 Comment
  RSA202478  Plantago virginica R. L. Armacost 1963-5-21 1656 Los Angeles Dry Parkway, Santa Monica Mts. Comment
  RSA600845  Platanthera sparsiflora Louis C. Wheeler 1966-9-21 8908 Los Angeles San Gabriel Mountains. South fork of Big Rock Creek in the vicinity of Lily Spring. 2378 Comment
  UCR186052  Platanus racemosa T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2087 Los Angeles Tehachapi Mountains Foothills, lower Big Sycamore Canyon 1000 Comment
  UC855243  Platystemon californicus I. W. Clokey, B. C. Templeton 1930-4-8 4673 Los Angeles San Francisquito Canyon 700 Comment
  UCR281309  Platystemon californicus R. G. Swinney 2014-4-17 16077 Los Angeles San Gabriel Mountains, SW of Littlerock, 0.5-0.8 mi. east of Cheseboro Rd., 100-200 m south of CA Aqueduct, 0.66 mile due S of Hwy. 138/Pearblossom Hwy 957 Comment
  UC829240  Pluchea odorata var. odorata P. A. Munz 1922-11-20 6572 Los Angeles hills s San Dimas Comment
  RSA715119  Poa annua Daisie Huang 2006-3-14 60314 -1 Los Angeles Front yard at 160 May Ave., Monrovia. Sunny, west-facing flat. 190 Comment
  UCSB446  Poa annua Haller, John 1950-5-9 Los Angeles UCLA Botanical Garden Comment
  SBBG130569  Poa annua S. A. Junak 2000-4-1 SCa 1156 Los Angeles Cherry Valley, just inland from main rd, along trail 60 Comment
  POM6658  Poa secunda P. A. Munz, L. T. Street, G. Williams 1919-4-19 2476 Los Angeles Lone Hill, San Dimas. Comment
  RSA0091131  Poa secunda R. G. Swinney 2010-4-13 12198 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA0108887  Poa secunda R. G. Swinney 2010-5-21 12878 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  UC501672  Poa secunda subsp. secunda Frank W. Peirson 1920-5-9 5366 Los Angeles summit Mt Wilson; San Gabriel Mts Comment
  UC501533  Polycarpon tetraphyllum Frank W. Peirson 1931-5-25 9376 Los Angeles Altadena; 1077 New York Avenue Comment
  RSA645705  Polygonum argyrocoleon A. C. Sanders, E. J. Lott 1993-5-6 13955 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave ''F''. [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 701 Comment
  LA105102  Polygonum argyrocoleon Barry A. Prigge; 1988-7-3 8219 Los Angeles Santa Monica Mountains, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy 327 Comment
  UCR150052  Polygonum aviculare L. C. Wheeler 1973-6-15 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Los Angeles: between San Diego (405) Fwy and Sepulveda Blvd., just east of Alameda St 8 Comment
  RSA33479  Polygonum aviculare subsp. aviculare Tom Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  CATA3041  Polygonum aviculare subsp. depressum Amy Catalano 2016-3-20 050 Los Angeles Santa Catalina Island: Backyard of 106 Middle Ranch 185 Comment
  UCD100160  Polygonum aviculare subsp. depressum J. Warren 1952-5-25 s.n. Los Angeles Hershey Hall, UCLA. 121 Comment
  RSA12647  Polygonum lapathifolium Carl B. Wolf 1934-8-16 6052 Los Angeles peat land on Bryant Ranch east of Long Beach. 700 ft. east of center of sect. 34; 950 ft. So. of No. line of Same. 6 Comment
  CAS-BOT-BC71908  Polypodium californicum Geo. B. Grant 1902-6-1 1026 Los Angeles Sierra Madre Mts. Comment
  LA94066  Polypodium californicum Lawrence L. Kiefer; 1966-3-26 1785 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker School Road. 304 Comment
  UC749019  Polypodium californicum Louis C. Wheeler 1933-5-1 1678 Los Angeles Rustic Canyon; Santa Monica Mts. 60 Comment
  UCD136922  Polypodium californicum Kenneth A. Wilson; D. E. Bianchi 1961-2-2 818 Los Angeles San Gabriel Mountains. Placerita Road. 2 miles east of Route 6. Comment
  RSA533495  Polypodium californicum T. S. Ross 1991-3-9 4191 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  CATA810  Polypogon interruptus Mark L. Hoefs, Robert Given 1991-6-12 1383 Los Angeles Santa Catalina Island: Near junction of road between Middle Canyon and Bulrush and road to Camp Cactus 228 Comment
  RSA602345  Polypogon interruptus Scott D. White 1997-5-8 5085 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  UC729759  Polypogon interruptus Carl B. Wolf 1932-5-12 3609 Los Angeles Middle Ranch Canyon Santa Catalina Island (near bridge on Lower Road to Isthmus); , Middle Ranch Canyon 30 Comment
  RSA600145  Polypogon monspeliensis Steve Boyd, Lauren Raz 1997-5-6 9737 A Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SBBG106895  Polypogon monspeliensis M. L. Hoefs, R. F. Thorne 1996-4-6 2659 Los Angeles Hermit's Gulch Trail, where trail crosses stream 164 Comment
  SEINET10593642  Polypogon monspeliensis Joseph A. Ewan 1936-7-22 Ewan 9801 Los Angeles Occasional on drier ground of open cienega. Big Pines mdw. San Gabriel mts. 2073 Comment
  CAS-BOT-BC410011  Populus X parryi Peter H. Raven; Henry J. Thompson 1959-9-6 14394 Los Angeles Santa Monica Mountains, near mouth of Malibu Creek 12 Comment
  LA211070  Populus fremontii subsp. fremontii Arthur C. Gibson; 2010-3-2 s.n. Los Angeles SIMI HILLS, western boundary of Chatsworth Reservoir, Chatsworth. Comment
  UC185976  Potamogeton foliosus A. D. E. Elmer June, 1902 3503 Los Angeles Lancaster Comment
  UCR162363  Potamogeton foliosus var. foliosus Anuja Parikh, Nathan Gale 2004-9-10 2095 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  CAS-BOT-BC453819  Potamogeton nodosus Dr. A. Davidson 1893-1-1 s.n. Los Angeles Garvanza Comment
  POM366489  Potentilla anserina var. grandis Louis Greata 1900-9-2 s.n. Los Angeles Near Ballona. Comment
  RSA604997  Potentilla gracilis var. fastigiata Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: ca. 200 yards E of foot of Holiday Hill Ski Lift. Comment
  POM11428  Prunus emarginata Philip A. Munz 1921-6-17 4606 Los Angeles Swartout Valley, on high ridge. 2287 Comment
  RSA453252  Prunus ilicifolia Gordon Pilone, Mark Parratt 1962-6-24 499 Los Angeles 1 mile W of Topanga Canyon Road on [Robinson?] Road 305 Comment
  RSA596036  Prunus ilicifolia Tim S. Ross, J. Mark Porter 1995-5-4 8404 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  SEINET13384023 Image available Prunus ilicifolia R. G. Swinney 2010-1 12105 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  UC861055  Prunus ilicifolia I. W. Clokey, C. B. Clokey, B. C. Templeton 1930-5-13 4753 Los Angeles Bouquet Canyon 800 Comment
  CAS-BOT-BC154560  Prunus ilicifolia subsp. lyonii Robert F. Thorne; P. C. Everett 1964-2-6 33302 Los Angeles In Cherry Cove. Santa Catalina Island 22 Comment
  CATA210  Prunus ilicifolia subsp. lyonii Mark L. Hoefs, A. Douglas Propst 1973-4-24 192 Los Angeles Santa Catalina Island: Upper Descanso Canyon, west fork 198 Comment
  SEINET3157252  Prunus occidentalis G. B. Grant 1045 Los Angeles Santa Catalina Island Comment
  RSA0028746  Prunus persica Louis C. Wheeler 1967-4-8 9179 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. Comment
  UCSB7168  Pseudognaphalium beneolens Philbrick, Ralph 1954-9-30 Los Angeles South slope of San Antonio Canyon 701 Comment
  CAS-BOT-BC356562  Pseudognaphalium biolettii Reid Moran 1941-2-19 595 Los Angeles Middle Ranch, San Clemente Island Comment
  RSA0021706  Pseudognaphalium biolettii Duncan S. Bell, Caitlin Elam 2013-6-24 5255 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA158252  Pseudognaphalium biolettii Peter H. Raven 1962-4-11 17287 Los Angeles On large dune north of a point due west of Wall 2, San Clemente Island. 9 Comment
  RSA3486  Pseudognaphalium biolettii C. B. Wolf 1932-5-9 3429 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  RSA598259  Pseudognaphalium biolettii R. G. Swinney 1968-3-18 219 Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Comment
  RSA631399  Pseudognaphalium biolettii Valerie L. Soza, Kent Hughes 1999-6-4 470 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 365 Comment
  JEPS26549  Pseudognaphalium biolettii Peter Kamb 1948-3-6 796 Los Angeles s crest of the San Rafael Hills 457 Comment
  RSA786901  Pseudognaphalium biolettii Doris Bowers 1956-5-2 552 Los Angeles Road to Puddingstone, LaVerne. 320 Comment
  CAS-BOT-BC356709  Pseudognaphalium californicum Alice Eastwood 1906-5-27 147 Los Angeles Country adjacent to Los Angeles. Laurel Canyon Comment
  CATA1178  Pseudognaphalium luteoalbum Mark L. Hoefs 1995-5-30 2174 Los Angeles Santa Catalina Island: In and near water course, just above Ben Weston Beach 15 Comment
  SD69491  Pseudognaphalium luteoalbum Robert F. Thorne, P. Everett 1965-6-23 34983 Los Angeles Santa Catalina Island, near margin of Hay Press Reservoir 409 Comment
  HSC5709  Pseudognaphalium microcephalum W. M. Kinch 1954-9-30 21 Los Angeles San Antonio Canyon 2 mi. above Ranger Station; San Antonio Wash 610 Comment
  POM358705B  Pseudognaphalium microcephalum Joseph A. Ewan 1932-2-3 7018 Los Angeles Hillside near mouth of Laurel Canyon, Santa Monica Mts. Comment
  RSA0012268  Pseudognaphalium stramineum Orlando Mistretta, Youssef Atallah 2011-8-12 6026 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  UC1595246  Pseudognaphalium stramineum Tim Ross and Orlando Mistretta 1992-7-24 6748 Los Angeles e side Strawberry Peak (near divide between Colby and Wickiup Canyons, 120 degrees se, 1065 m distant from S.P. summit); San Gabriel Mts., Strawberry Peak 1560 Comment
  LA6324  Pseudotsuga macrocarpa Carl Epling; October 1925 sn Los Angeles San Bernardino Mountains, Camp Baldy 1066 Comment
  RSA544548  Psilocarphus brevissimus Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6118 Los Angeles San Clemente Island, west of the west fork of China Canyon. 83 degrees east, 410m distance from 1448'BM. 1865 Comment
  LA94229  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-3-27 1810 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  RSA601872  Pteridium aquilinum var. pubescens L. C. Wheeler 1964-6-8 8480 Los Angeles San Gabriel Mountains : Burbank Canyon, W of Thompson Creek Dam. Comment
  SD248282  Pteris vittata Joseph Cahill 2011-2-5 Los Angeles San Gabriel Mountains: Rubio Canyon, c. 0.8 mi NW of trailhead at Rubio Vista Road (Mount Wilson 7.5'Q) 664 Comment
  RSA0011714  Pteris vittata LeRoy Gross 2000-9-30 274 Los Angeles San Gabriel Mountains: Monrovia Canyon, just below the first waterfall, above Monrovia Mountain Park 518 Comment
  CAS-BOT-BC421204  Pterostegia drymarioides Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont. Comment
  POM66659  Pterostegia drymarioides Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canyon; so. face, San Gabriel Mts. Comment
  RSA650113  Purshia glandulosa Marion P. Harthill 1974-4-22 1667 Los Angeles Mojave Hwy. and N4. Comment
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Jan 4 2012
  SEINET3077186 Image available Purshia glandulosa Norman C. Cooper 1948-4-21 2669 Los Angeles Littlerock. 762 Comment
  UC718797  Purshia tridentata var. glandulosa L. R. Abrams 1941-4-24 13936 Los Angeles near Valyermo; Big Rock Creek Comment
  RSA0080549  Pyrola dentata LeRoy Gross, Jane Tirrell 2011-7-20 5535 Los Angeles Just along the Pacific Crest Trail, above Little Jimmy Spring. 2317 Comment
  CAS-BOT-BC45786  Quercus Parish 1902-6-10 5104 Los Angeles Mount Wilson 1828 Comment
  RSA656133  Quercus X grandidentata Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 667 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 549 Comment
  LA82488  Quercus agrifolia O. H. Kappler; 1941-4-6 188 Los Angeles Santa Monica Mountains, Las Trancas (Rattlesnake) Canyon, West Fork 365 Comment
  UCR131486  Quercus agrifolia var. agrifolia June Latting 1973-2-24 s.n. Los Angeles San Gabriel Mountains, Monrovia Canyon 549 Comment
  UCR276738  Quercus agrifolia var. agrifolia R. G. Swinney 2010-8-11 13506 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  CHSC96050  Quercus berberidifolia LeRoy Gross 2000-11-12 330 Los Angeles Verdugo Mountains: Green Verdugo Fire Road, off Sunland Blvd. just west of 210 freeway. This road goes up to Green Verdugo Reservoir. Near road, area cleared for fire safety. 411 Comment
  POM18608  Quercus berberidifolia E. S. Spalding 1921-4-9 XIX- 2 b Los Angeles Ganesha Hills, Pomona. Comment
  RSA573418  Quercus berberidifolia Louis C. Wheeler 1932-4-1 540 Los Angeles 2 mile NE La Verne, Alt 1325ft 404 Comment
  SBBG111418  Quercus berberidifolia J. M. Tucker 1948-9-26 1879 Los Angeles 11.4 mi W of Palmdale, beside rd to Elizabeth Lake Comment
  UC472130  Quercus berberidifolia J. Ewan 1931-10-24 5259 c Los Angeles Santa Monica Mts. Comment
  UCR178208  Quercus berberidifolia LeRoy Gross 2000-11-12 325 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
  UCR199972  Quercus berberidifolia Valerie Soza, L. Lubinsky 2001-5-16 1224 Los Angeles Transverse Ranges; Verdugo Mountains, Northern San Rafael Hills, Liz's Loop (Edison Road) to Cherry Canyon Fire Road 457 Comment
  UCSB34870  Quercus berberidifolia Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills near comer of Hillcrest and North Hill Rd north of Pomona 274 Comment
  CAS-BOT-BC62571  Quercus chrysolepis Timothy S. Ross 1990-8-17 3157 Los Angeles San Gabriel Mountains: Icy Springs in upper Big Rock Creek, Valyermo 7.5' USGS Quadrangle 1764 Comment
  RSA600777  Quercus chrysolepis Louis C. Wheeler 1962-6-30 8153 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  CAS-BOT-BC86358  Quercus dumosa Ernest Braunton 1902-6-1 s.n. Los Angeles Hollywood Comment
  SEINET12034339  Quercus dumosa C. G. Pringle 1882-1 s.n. Los Angeles Comment
  UCSB27914  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 944 Comment
  JEPS46135  Quercus durata var. gabrielensis Louis C. Wheeler 1931-11-6 323 Los Angeles 0.5 mi e Palmer Canyon; San Gabriel Mts. 609 Comment
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May 9 2010
  POM257221  Quercus durata var. gabrielensis Annetta Carter 1940-1-11 1489 a Los Angeles ridge northeast on head of Baldwin Avenue, Sierra Madre, foothills of the San Gabriel Mountains 335 Comment
  POM270183  Quercus durata var. gabrielensis Lyman Benson 1946-10-15 12200 Los Angeles South margin, 2 miles north of Claremont; San Gabriel Mt. 457 Comment
  RSA596497  Quercus durata var. gabrielensis Louis C. Wheeler 1966-11-23 9152 Los Angeles San Gabriel Mountains. Chileno Canyon, 1/4 mi. upstream from mouth. Comment
  RSA653371  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 308 Los Angeles Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek 762 Comment
  UCR276602  Quercus durata var. gabrielensis Mitch Provance 2016-8-11 816- 04 Los Angeles San Gabriel Mountains, La Verne, along the dirt access road bordering the east edge of Marshall Canyon Regional Park, which connects Stephens Ranch Road with Cobal Mountain Parkway 598 Comment
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Jul 20 2021
  POM259483  Quercus engelmannii J. R. Brown 1938-8-24 s.n. Los Angeles Pasadena. Comment
  POM290513  Quercus john-tuckeri Lyman Benson 1949-11-7 14288 Los Angeles San Gabriel Mt. Range. 7 miles south of Vincent 1220 Comment
  UCR183572  Quercus john-tuckeri A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33532 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  UCSB28148  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge; West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  UCR124697  Quercus kelloggii B. C. Templeton 1933-5-15 5136 Los Angeles San Gabriel Mtns., between Big Pines Park and Jackson Lake, Angeles National Forest 2000 Comment
  CAS-BOT-BC61502  Quercus lobata Geo. B. Grant 1901-5-12 3719 Los Angeles Pasadena Comment
  JEPS37773  Quercus pacifica Blanche Trask 1901-1-1 Los Angeles Bullrush Canyon Santa Catalina Island Comment
  SBBG52933  Quercus tomentella F. C. Boutin 1967-4-23 1659 Los Angeles Lemon Tank 304 Comment
  UC205514  Quercus wislizeni Ivan Johnston 1927-11-1 Los Angeles mts above Claremont Comment
  RSA244380  Quercus wislizeni var. frutescens Robin S. Collins 1973-5-28 311 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 1098 Comment
  RSA729924  Quercus wislizeni var. frutescens R. G. Swinney, Dave Larson 1998-4-26 6044 Los Angeles Browns Flat, San Dimas Experimental Forest 1317 Comment
  RSA617463  Rafinesquia californica Scott D. White, Sandra L. Leatherman 1998-6-4 6632 Los Angeles Castaic Lake Area: Grasshopper Cyn. watershed, between 1-5Fwy./Old Ridge Route and the Lake. Proposed North Lake Planned Community. 427 Comment
  CHSC26268  Ranunculus californicus Wesley O. Griesel 1962-3-17 Los Angeles Tapia Park, Santa Monica Mts. 152 Comment
  CAS-BOT-BC74278  Raphanus sativus Ernest Braunton 1902-5-10 357 Los Angeles Rivera. Comment
  POM199682  Rhamnus californica I. W. Clokey, Bonnie C. Templeton 1929-04 4442 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  RSA11774  Rhamnus californica E. Lloyd 1933-3-25 s.n. Los Angeles Temescal canon. Comment
  RSA613301  Rhamnus californica E. Lloyd 1933-3-25 s.n. Los Angeles Temescal canon. Comment
  RSA0055054  Rhamnus californica Unspecified 1951-5-10 s.n. Los Angeles Escondido Canyon. 45 Comment
  UC592792  Rhamnus californica subsp. californica unknown 1927-12-31 1463 Los Angeles Eagle Rock Occidental College Comment
  CAS-BOT-BC59933  Rhamnus crocea P. A. Munz 1920-3-10 3327 Los Angeles Wash, Claremont. 365 Comment
  CAS-BOT-BC59972  Rhamnus crocea Louis Wheeler 1932-4-1 547 Los Angeles San Jose Hills at Pomona. 304 Comment
  RSA2995  Rhamnus crocea Carl B. Wolf 1932-3-4 2668 Los Angeles Thompson Creek: S base of San Gabriel Mountains, 3-4 mi. N of Claremont. 457 Comment
  SEINET3163332  Rhamnus crocea G. B. Grant 1906-4-10 1114 a Los Angeles Pasadena Comment
  CAS-BOT-BC55976  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1994-5-10 7719 Los Angeles Warm Springs Canyon: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m 682 Comment
  CAS-BOT-BC56009  Rhamnus ilicifolia Alice Eastwood 1906-5-27 149 Los Angeles Laurel Canyon Comment
  RSA0058231  Rhamnus ilicifolia Richard G. Swinney 2010-4-23 12346 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA635046  Rhamnus ilicifolia Valerie L. Soza, Kent Hughes 1999-6-17 557 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 747 Comment
  RSA660224B  Rhamnus ilicifolia Fred Brooks 1988-4-3 3 -B Los Angeles San Antonio Canyon, above lower ranger station along stream and sides of canyon. Comment
  UCD112341  Rhamnus ilicifolia A. C. Sanders; D. Malueg 1998-6-22 22050 Los Angeles San Gabriel Mountains. Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon. 1006 Comment
  CAS-BOT-BC59846  Rhamnus ilicifolia G. B. Grant 1900-4-12 s.n. Los Angeles unspecified. Comment
  POM158336  Rhamnus pirifolia M. B. Dunkle 1928-3-4 1716 Los Angeles Orizaba Canyon, Santa Catalina Island. 244 Comment
  SBBG13072  Rhamnus pirifolia E. R. Blakley 1962-6-9 5120 Los Angeles head of a rocky cyn between Triangulation Pts "Chenity" and "Rest" 335 Comment
  UC1594394  Rhamnus pirifolia Tim Ross and Elizabeth Kellogg 1992-4-11 6108 Los Angeles West Fork of China Canyon (147 degrees sse from 1583'BM, 1035m distant) San Clemente Island 333 Comment
  CAS-BOT-BC170461  Rhus integrifolia Tim Ross; Laurel Arnseth; Steve Boyd 1990-4-8 4402 Los Angeles E side of island, Bryce Cyn near Malo Point - San Clemente Island Comment
  RSA117140  Rhus integrifolia Huron H. Smith 1912-6-18 5116 Los Angeles Santa Catalina Island. Pebble [Pebbly] Beach Canyon. 15 Comment
  SD48943  Rhus integrifolia Reid Moran 1958-9-15 6821 Los Angeles Canyon 1.8 miles southeast of Eel Point, San Clemente Island 99 Comment
  UCR272346  Rhus integrifolia R. G. Swinney 2011-3-15 14102 Los Angeles San Gabriel Mountains, Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park 232 Comment
  SEINET3155707  Rhus integrifolia var. integrifolia G. B. Grant 1120 Los Angeles Pasadena Comment
  RSA0060880  Rhus ovata R. G. Swinney 2010-8-16 13552 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  CAS-BOT-BC92293  Ribes amarum L. R. Abrams 1899-1-1 s.n. Los Angeles Millards Canon [Canyon]. Comment
  SFV21982  Ribes aureum V. Soza, L. Gross, R. Kopelov 2000-3-30 654 b Los Angeles Verdugo Mountains North side of Verdugo Mountains. Northeastern side of La Tuna Canyon, north of 210 Freeway and La Tuna Canyon Road. South-southwest of Haines Canyon Ave. and Elmhurst Drive junction, Haines Canyon Park. West-facing slope of canyon sides in area cleared and open above near housing. 579 Comment
  UCSB44529  Ribes aureum Dynowski, Monica 1977-1-28 Los Angeles On east side of Azusa Ave; 1/4 mile south of its junction with Francisquito Ave; San Jose Hills; Valinda 228 Comment
  CAS-BOT-BC92430  Ribes aureum var. gracillimum Ellsworth Bethel 1922-6-5 1008 Los Angeles Monrovia. Comment
  RSA522321  Ribes aureum var. gracillimum Steve Boyd 1990-2-3 3815 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon. Comment
  RSA640828  Ribes aureum var. gracillimum Louis C. Wheeler 1931-2-7 s.n. Los Angeles San Gabriel Mountains: San Dimas Wash. Comment
  PASA2244  Ribes californicum Annetta Carter 1928-12-26 Los Angeles Mt. Wilson Trail, Mt. Wilson, Pasadena Comment
  RSA651623  Ribes californicum var. hesperium Bert Harris 1949-1-25 s.n. Los Angeles Found 4 miles from [Highway] 66, in San Dimas canyon. 457 Comment
  RSA756072  Ribes californicum var. hesperium R. G. Swinney 2009-1-19 10002 Los Angeles Azusa, Hwy 39 at El Encanto Rivers and Mountains Conservancy entrance, 1.9 mi. NE of Sierra Madre Ave. 232 Comment
  CAS-BOT-BC93397  Ribes cereum Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Big Pines Camp. Comment
  RSA788771  Ribes cereum Mark A. Elvin, M. Wall 1997-3-5 363 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 50 m off road. Sandy alluvial wash. 534 Comment
  RSA0021115  Ribes lasianthum Wesley O. Griesel 1962-5-24 s.n. Los Angeles Dawson Saddle, State Hwy 2 2439 Comment
  UCR182256  Ribes malvaceum R. G. Swinney, Dave Larson 1998-4-26 6043 Los Angeles San Gabriel Mtns., Browns Flat, San Dimas Experimental Forest 1332 Comment
  RSA133400  Ribes malvaceum var. viridifolium Peter H. Raven 1959-2-23 13802 Los Angeles 1 mile north of Junction with Mulholland Drive 503 Comment
  SD8348  Ribes malvaceum var. viridifolium J. C. Nevin Los Angeles Los Angeles. Comment
  UC212583  Ribes montigenum I. M. Johnston 1917-7-4 1415 Los Angeles summit Baldy; San Antonio Mountains 3048 Comment
  CAS-BOT-BC219177  Ribes nevadense George B. Grant; Walter Wheeler 1904-5-17 1125 Los Angeles Mount Wilson 1828 Comment
  POM156289  Ribes nevadense L. R. Abrams 1902-6-30 2583 Los Angeles summit of Mt. Wilson Comment
  RSA240445  Ribes nevadense W. L. Stern 1969-8-14 2817 Los Angeles Angeles Crest Hwy, 1.2 miles SE Dawson Saddle near Whitethorne Picnic Area. 2322 Comment
  RSA230182  Ribes roezlii Robert F. Thorne 1969-7-10 38350 Los Angeles Mescal Creek Play Area 2043 Comment
  UCR78132  Ribes roezlii var. roezlii Wandalee Thompson 1964-4-14 12 Los Angeles Transverse Range; Liebre Mtns., Mouth of Richardson Canyon, 2 miles west of Three Points on N-2 (Pine Canyon Road) 1128 Comment
  CLARK-A1528-4150  Ribes speciosum John C. Roos 1942-3-14 999 Los Angeles West Los Angeles Comment
  CAS-BOT-BC173933  Ribes viburnifolium Blanche Trask 1900-4-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA1183  Ribes viburnifolium Johnson 1930-2-1 1464 Los Angeles Santa Catalina Island, Cherry valley, near Isthmus Harbor Comment
  RSA725914  Ribes viburnifolium Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 434 Los Angeles Propst Grove, Santa Catalina Island. NE canyon. 354 Comment
  CLARK-A1528-3418  Romneya trichocalyx Art Whistler 1966-5-1 Los Angeles Comment
  JEPS2823  Rorippa curvipes var. truncata Frank W. Peirson 1921-6-19 2450 Los Angeles Crystal Lake San Gabriel Mountains, North Fork San Gabriel River; Crystal Lake, North Fork, San Gabriel River, San Gabriel Mts. 1676 Comment
  RSA579346  Rosa californica Tim S. Ross, Steve D. Boyd 1994-9-20 8272 Los Angeles Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir. 934 Comment
  RSA2839  Rosa woodsii subsp. gratissima Carl B. Wolf 1931-10-23 1352 Los Angeles Swartout Valley, San Gabriel Mountains. Wrightwood Lodge. 1829 Comment
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Jul 4 2013
  CAS-BOT-BC146958  Rosa woodsii var. gratissima H. M. Hall 1900-6-3 1513 Los Angeles West of Swarthout Canyon, 7 mi. E. of Rock Creek 1889 Comment
  POM366397  Rubus leucodermis Anstruther Davidson 1893-7-22 s.n. Los Angeles Mt. Wilson. Comment
  CAS-BOT-BC158817  Rubus ursinus P. A. Munz 1919-5-4 2219 Los Angeles Laguna Canyon Comment
  CAS-BOT-BC158823  Rubus ursinus Tim Ross; Steve Boyd 1991-4-25 4590 Los Angeles Lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River) - San Gabriel Mtns. 557 Comment
  CATA3209  Rubus ursinus Julie L. King 2016-11-22 28 Los Angeles Santa Catalina Island: Big Springs Canyon, 0.5 miles north on Isthmus Rd. from junction with road to Little Harbor, 60 meters directly east of Isthmus Rd. in drainage 29 Comment
  POM366434  Rubus ursinus L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  RSA587091  Rubus ursinus Orlando Mistretta, Steve D. Boyd 1995-5-23 1726 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1372 Comment
  RSA65368  Rumex acetosella F. W. Peirson 1924-5-27 4630 Los Angeles Colby's Ranch 976 Comment
  SBBG131917  Rumex conglomeratus S. A. Junak 2000-6-29 SCa 1351 Los Angeles NE end of Haypress Reservoir 399 Comment
  CAS-BOT-BC421765  Rumex conglomeratus Steven A. Junak 1996-5-18 SCI- 488 a Los Angeles California Islands. San Clemente Island: E side of island, at mouth of canyon at Mosquito Cove. 6 Comment
  RSA0106815  Rumex conglomeratus Steven A. Junak 1999-7-16 SCa- 1052 Los Angeles Santa Catalina Island. Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach. Comment
  RSA466086  Rumex maritimus Robert Gustafson 1981-4-29 2222 Los Angeles Ballona Wetlands, Area 2. Comment
  UCR119558  Rupertia physodes L. C. Wheeler 1965-8-22 s.n. Los Angeles San Gabriel Mtns., Devils Canyon Campground Comment
  RSA449356  Ruta chalepensis Alice Jane Merritt 1894-03 1926 Los Angeles Near Riviera. Comment
  RSA258412  Sagina decumbens subsp. occidentalis C. W. Tilforth 1974-4-22 962 Los Angeles R.S.A.B.G. Found only in pots in greenhouse and lathhouse. Comment
  SBBG31436  Salicornia pacifica R. F. Thorne 1966-4-4 35769 Los Angeles behind Ballast Pt, Catalina Harbor, isthmus Comment
  RSA478895  Salicornia virginica F. R. Fosberg 1930-7-7 S 3157 Los Angeles Alamitos Bay. 1 Comment
  RSA620044  Salix exigua LeRoy Gross 1998-11-1 92 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  UCR205720  Salix exigua A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36927 Los Angeles San Gabriel Valley, San Gabriel River between Bassett and South El Monte, from Hwy 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Ave. public access to San Gab. Riv. greenway, along the Edison powerlines 71 Comment
  UCR62108  Salix exigua R. G. Swinney 1990-3-5 1520 Los Angeles San Gabriel Mtns., San Gabriel Mtns, Morgan Canyon debris basin 366 Comment
  UC168800  Salix exigua var. hindsiana unknown April, 1904 1156 Los Angeles Los Angeles Comment
  UCR209512  Salix gooddingii Dan S. Cooper 2009-1 209- 20 Los Angeles Los Angeles Basin, West Athens area, 'Anderson Wash', relict habitat along RR right-of-way south of 105 Fwy and west of Normandie Blvd., South Los Angeles 53 Comment
  IRVC29648  Salix laevigata A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26224 Los Angeles Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch Western San Gabriel Mtns. 351 Comment
  LA30464  Salix laevigata Jane Turner; T. Mosquin 1958-11-16 C 56 Los Angeles 45 Comment
  LA34159  Salix laevigata Peter H. Raven; Henry J. Thompson 1959-9-6 14396 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  RSA347573  Salix laevigata Barry A. Prigge 1986-3-20 6960 Los Angeles Medea creek, just north of Paramount Ranch State Park. 232 Comment
  SBBG27243  Salix laevigata Mrs. H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles lower Topanga Cyn, 2.5 km W of Ocean Beach Comment
  UCD111119  Salix laevigata F. R. Fosberg 1932-3-13 7427 Los Angeles Lower Topanga Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC128138  Salix lasiandra var. lasiandra Grant 1903-2-27 1160 Los Angeles Pasadena Comment
  POM184875  Salix lasiolepis Carl. W. Sharsmith 1932-1-17 7 -A Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  RSA771558  Salix lasiolepis R. G. Swinney 2009-5-28 10946 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  SBBG57849  Salix lasiolepis C. W. Sharsmith 1932-2-11 10 Los Angeles lower San Gabriel Cyn, ca. 9.5 km above Azusa 300 Comment
  UCR197190  Salix lasiolepis Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 670 Los Angeles Transverse Ranges; Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Southsouthwest of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 518 Comment
  UCR271603  Salix lasiolepis R. G. Swinney 2011-10-13 15774 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  RSA92715  Salix lucida subsp. lasiandra Mabel Peirson 1925-3-1 9605 Los Angeles Arroyo Seco, west of Pasadena Comment
  SD252321  Salsola Steven A. Junak 1999-9-9 Sca 1077 Los Angeles Santa Catalina Island: Top of Black Jack Peak, at microwave installation. 609 Comment
  CDA17346  Salsola australis M. O'Brien 2004-9-1 s.n. Los Angeles Southern California Coast; El Matador State Beach, first bluff above strand. 0 Comment
  UCD99256  Salsola gobicola John Thomas Howell 1952-10-26 28877 Los Angeles Along highway just north of Palmdale. Comment
  JEPS59859  Salsola tragus Elizabeth Day Palmer 1908-7-28 Los Angeles Los Angeles Comment
  RSA657473  Salsola tragus Joseph M. Keefe 2001-1-24 31033 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  UCR256437  Salsola tragus R. G. Swinney 2010-10-13 14034 Los Angeles San Gabriel Mouintains, 200 meters south of Lily Spring 2529 Comment
  UCR280684  Salsola tragus R. G. Swinney 2014-5-27 16672 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  CAS-BOT-BC180709  Salsola tragus John Thomas Howell 1950-11-9 27481 Los Angeles Pacoima Wash along Foothill Blvd. Comment
  RSA526482  Salsola tragus T. S. Ross 1991-3-24 4322 Los Angeles Whittier Hills ( Puente Hills, pro parte). 293 Comment
  UCD23438  Saltugilia splendens Robert C. Bechtel 1956-6-30 6 Los Angeles Camp Baldy, San Gabriel Mountains. 1676 Comment
  POM175353  Saltugilia splendens subsp. grantii E. Crow 1930-6-29 s.n. Los Angeles Trail near Crystal Lake. Comment
  SD253527  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-7 15449 Los Angeles San Gabriel Mountains: Colby Ranch, S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  UC908992  Saltugilia splendens subsp. grantii Frank W. Peirson 1938-6-2 7933 Los Angeles South Fork Rock Cr San Gabriel Mts., S Fork Rock Cr 1981 Comment
  UCR272549  Saltugilia splendens subsp. splendens R. G. Swinney 2011-6-7 15061 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  UCD15673  Salvia apiana Anne B. Overturf 1989-5-28 19 Los Angeles Eaton Canyon. 365 Comment
  RSA401624B  Salvia apiana William Emboden 1969-5-28 18 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442853  Salvia apiana William Emboden 1969-5-28 44 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA0081520  Salvia carduacea R. G. Swinney 2010-5-12 12763 Los Angeles 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
  UCLA70102  Salvia carduacea C. L. Hogue 1954-5-1 Los Angeles near Acton Junction (Mint Canyon); Mint Canyon Comment
  LA200613  Salvia columbariae Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA0091145  Salvia columbariae R. G. Swinney 2011-5-24 14831 Los Angeles to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1049 Comment
  RSA0112765  Salvia columbariae R. G. Swinney 2011-3-29 14270 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
  RSA401468  Salvia columbariae F. R. Fosberg 1931-4-23 S 4699 Los Angeles Santa Catalina Island: Cape Canyon 260 Comment
  RSA596059  Salvia columbariae Tim S. Ross, J. Mark Porter 1995-5-4 8425 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  SBBG31459  Salvia columbariae R. F. Thorne 1966-4-7 35945 Los Angeles Cherry Valley 60 Comment
  UC1922360  Salvia columbariae Valerie Soza, Susan Caplow 2003-4-11 1625 Los Angeles Transverse Ranges; Verdugo Mountains region; Brand Park, south of junction of Brand Park Mtwy and Verdugo Mtwy, alongside Brand Park Mtwy, head of Brand Canyon. 762 Comment
  UCR282015  Salvia columbariae R. G. Swinney 2014-5-8 16464 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  RSA0051564  Salvia columbariae Geo. R. Julian 1962-4-20 s.n. Los Angeles 10 miles east of Pearblossom. Comment
  SFV3208  Salvia dorrii P. G. Kilburn 1958-4-12 718 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  RSA725119  Salvia dorrii var. pilosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -41 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
  RSA0017012  Salvia dorrii var. pilosa Unspecified 1906-6-1 s.n. Los Angeles Big Rock Creek. Comment
  UC1124766  Salvia leucophylla F. H. Raymond 1930-1-6 18 Los Angeles Escondido Canyon; Triunfo Pass Quad. 335 Comment
  CAS-BOT-BC229927  Salvia mellifera Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Isl. Comment
  CAS-BOT-BC229935  Salvia mellifera Alice Eastwood 1919-7-4 9279 Los Angeles Santa Monica Canyon, Los Angeles Comment
  LA82009  Salvia mellifera Virginia Mars; 1951-3-31 Los Angeles Santa Monica Mountains, Mulholland Drive 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
  RSA434118  Salvia mellifera Anstruther Davidson 1890-06 s.n. Los Angeles Los Angeles. Comment
  RSA482527  Salvia mellifera Richard Noyes, L. Arnseth 1988-4-30 556 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  RSA654429  Salvia mellifera Brian McColgan 1988-5-10 9 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  RSA656182  Salvia mellifera Joseph M. Keefe 1978-5-23 23218 Los Angeles Verdugo Mountains: Near path, 30 meters east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale College, Glendale, San Rafael Mountains. 265 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
  RSA250495  Sambucus caerulea R. F. Thorne, John Dourley 1967-10-10 37377 Los Angeles Cortelyou Springs 2072 Comment
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Aug 29 2011
  JEPS12738  Sambucus mexicana Frank W. Peirson 1919-4-24 391 Los Angeles canyon e Rubio; San Gabriel Mountains 548 Comment
  RSA250374  Sambucus mexicana R. F. Thorne, John Dourley 1967-3-10 37272 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2287 Comment
  RSA477548  Sambucus mexicana N. C. Cooper 1948-4-21 2704 Los Angeles Saugus. 762 Comment
  RSA666727  Sambucus mexicana A. C. Sanders, D. Malueg 2001-5-17 24327 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  UCR107790  Sambucus mexicana Erin Hewgley, J. Gural 1997-4-27 15 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, NW corner of Mills Avenue and Foothill Blvd. 412 Comment
  IRVC28706  Sambucus mexicana A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25497 Los Angeles canyon draining into Santa Clara River Valley from the south off "Round Mtn." (peak 1476), north of Potrero Canyon NE end of Santa Susana Mtns. 305 Comment
  CAS-BOT-BC238743  Sambucus nigra subsp. caerulea Timothy S. Ross; Steve Boyd 1994-6-23 8037 Los Angeles The Liebre Mountains. Sawmill Mountain: 5514-ft summit and immediately adjacent slopes 1680 Comment
  SD234776  Sambucus nigra subsp. caerulea A. C. Sanders 2003-5-1 26256 Los Angeles Western San Gabriel Mtns.: SE slopes of Castaic Mesa above Charlie east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property. 395 Comment
  UC1870305  Sambucus nigra subsp. caerulea LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1036 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains:West side of Brand Canyon just a short distance above the cemetery. Near 34.18794N, 118.27378W. 307 Comment
  POM50088  Sanicula arguta L. W. Nuttall 1921-2-8 1079 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA785910  Sanicula arguta K. Dobry 1991-4-4 584 Los Angeles Elsmere Cyn. West San Gabriel Mts Comment
  SD66839  Sanicula arguta R. Mitchel Beauchamp 1967-3-17 253 Los Angeles San Clemente Island, grassy slope east of Wilson Cove Comment
  LA32921  Sanicula arguta Louis C. Wheeler; 1932-3-9 470 Los Angeles Santa Monica Mountains, West Los Angeles UCLA campus 137 Comment
  UC1348948  Sanicula bipinnatifida Robert F. Thorne and J. Henrickson 1963-5-5 32292 Los Angeles 4 mi n of Claremont (San Gabriel Mountains, upper Cobal Canyon); San Gabriel Mountains, Cobal Canyon 518 Comment
  RSA250684  Sanicula bipinnatifida R. F. Thorne 1971-3-31 41459 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  POM155762  Sanicula crassicaulis M. L. Bryan 1928-4-20 89 Los Angeles Mandeville Canyon, near Santa Monica. Comment
  RSA594757  Sanicula crassicaulis T. S. Ross 1995-4-7 8355 Los Angeles Templin Highway, ca. 100-250 ft NE of its inter- section with the Old Ridge Route (near the headwaters of Violin Canyon). 866 Comment
  UCR266408  Sanicula crassicaulis D. E. Bramlet 2005-4-13 3796 Los Angeles Puente Hills, Powder Canyon 229 Comment
  RSA227000  Sarcodes sanguinea R. F. Thorne 1971-8-25 41252 Los Angeles Throop Peak 2744 Comment
  RSA729689  Sarcodes sanguinea R. G. Swinney 1998-8-31 6864 Los Angeles San Antonio Ridge, 1.1 mi. west of Baldy, east of saddle. West-facing slope. 2415 Comment
  RSA458891  Saxifraga californica Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  CAS-BOT-BC219077  Schinus molle Louis C. Wheeler 1933-1-28 1456 Los Angeles San Dimas Canyon, San Gabriel Mts. 388 Comment
  RSA527715  Schinus molle T. S. Ross, Annette Ross 1991-3-7 4133 Los Angeles Elephant Hill: western Pomona. 238 Comment
  RSA652848  Schinus molle Ron Martinolich 1991-4-7 36 Los Angeles Los Angeles, Griffith Park, Bee Rock Trail, from trailhead of upper, western end, east about 50 feet. Comment
  UCR117111  Schinus terebinthifolius A. C. Sanders, D. Malueg 2001-5-17 24317 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  SBBG131664  Schismus arabicus S. A. Junak 1999-5-20 SCa 959 Los Angeles base of paved rd leading to top of Black Jack Peak, on SW side of peak 530 Comment
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Jul 28 2016
  UCD93261  Schismus barbatus Daryl Koutnik; Vickie Dawes 1978-4-20 387 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  UCR193476  Schismus barbatus R. G. Swinney 1999-6-28 7437 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA127789  Schoenoplectus maritimus Peter H. Raven, H. J. Thompson 1959-9-6 s.n. Los Angeles Santa Monica Mountains: Malibu Creek., 34 deg N, 118 deg -119 deg W. 6 Comment
  RSA651531  Scrophularia californica T. Strid 1972-6-8 s.n. Los Angeles Budwood Fire Road, Topanga Canyon. 244 Comment
  RSA3528  Scrophularia villosa Carl B. Wolf 1932-5-9 3471 Los Angeles Santa Catalina Island. Along the trail in the left (east) fork of Pebbly Beach Canyon, 1/2 mile above the Mexican houses. 61 Comment
  RSA445355  Scutellaria siphocampyloides L. E. Hoffman 1927-7-10 s.n. Los Angeles Big Pines. Comment
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Oct 25 2009
  LA209589  Selaginella asprella Lawrence L. Kiefer; 1966-10-23 2472 Los Angeles San Gabriel Mountains, Squaw Cyn, tributary of the S Fork of Little Rock Creek, near confluence with Cloudburst Canyon 1645 Comment
  LA200011  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-16 1797 Los Angeles SANTA MONICA MOUNTAINS, Garapito Creek, ca 1 mi E of Topanga Canyon Rd. 396 Comment
  POM50205  Selaginella bigelovii L. R. Abrams 1898-12-18 219 Los Angeles Eaton's Canyon: San Gabriel Mountains Comment
  SBBG96998  Selaginella bigelovii S. Boyd with T. Ross, L. Arnseth 1990-8-8 4400 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  RSA94562  Senecio californicus F. W. Peirson 1919-3-30 347 Los Angeles Big Tujunga Canyon, west end of San Gabriel Mountains. 412 Comment
  CAS-BOT-BC333105  Senecio flaccidus var. douglasii F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Cahuenga Pass near Los Angeles Comment
  JEPS15070  Senecio flaccidus var. douglasii F. Grinnell Jr. 1917-6-30 Los Angeles Altadena 457 Comment
  RSA191643  Senecio flaccidus var. douglasii R. F. Thorne, M. Z. Thorne 1966-8-29 36602 Los Angeles along Angeles Crest Hwy near junction with road to Blue Ridge Camp 2255 Comment
  SFV17930  Senecio flaccidus var. douglasii J. N. Hogue 1998-10-13 129 .1 Los Angeles San Gabriel Mountains San Gabriel Canyon. West side of San Gabriel reservoir along road. 470 Comment
  CAS-BOT-BC333079  Senecio flaccidus var. douglasii Henry J. Thompson 1958-9-8 1804 Los Angeles Franklin Canyon Road 1 mile south of Mulholland Drive, Santa Monica Mountains 243 Comment
  CAS-BOT-BC341191  Senecio lyonii Reid Moran 1941-3-2 665 Los Angeles Point between Wilson's Harbor and Howland's, Santa Catalina Island Comment
  CAS-BOT-BC341211  Senecio lyonii R. M. Beauchamp 1967-1-27 114 Los Angeles East of main Wilson Cove area. San Clemente Island Comment
  SEINET4015256 Image available Senecio lyonii M. B. Dunkle 1939-1 7203 Los Angeles SE point, San Clemente Island. Comment
  UC1594390  Senecio lyonii Tim Ross and Elizabeth Kellogg 1992-4-13 6145 Los Angeles in the vicinity Darter (nw part of San Clemente Island); San Clemente Island 18 Comment
  UC205619  Senecio triangularis I. M. Johnston 1918-7-6 2088 Los Angeles Prairie Fork San Gabriel River, San Antonio Mountains Comment
  RSA339634  Senecio vulgaris R. F. Thorne, M. Z. Thorne 1980-3-23 54011 Los Angeles Foothills of San Gabriel Mountains: Johnson's Pasture above Claremont. 610 Comment
  RSA562331  Senecio vulgaris D. Charlton 1992-4-24 s.n. Los Angeles Piute Ponds southeast corner, Edwards AFB. 701 Comment
  UCR214631  Senecio vulgaris A. C. Sanders, Dan S. Cooper 2010-3-12 37365 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CDA7660  Senecio vulgaris Phillipson 1915-7-1 Los Angeles Monrovia. Comment
  RSA659125  Senecio vulgaris LeRoy Gross 2001-3-31 366 Los Angeles Los Angeles Basin: Verdugo Mountains region: South side: At end of Olive Ave, parked on Via Montana, in city of Burbank. Follow an old road that is overgrown so that a faint trail is all that is left of this road., The old road goes up to the main crest with Sunset Canyon to the west and Story Canyon on the east. 396 Comment
  CHSC102092  Setaria parviflora Michael Denslow 2003-11-8 1901 Los Angeles Coastal Plains and Basins; San Bernadino Basin region: Northeast corner of Cambridge and Arrow Hwy. in Claremont. UTM Zone 11; 3772247N 432980E. Growing out of crack in sidewalk Comment
  SD234770  Setaria verticillata R. E. Riefner Jr. 2003-11-23 03 475 Los Angeles South Coast: Signal Hill, west of 405 Freeway along Temple Ave. at 29th St. 24 Comment
  UCR108643  Setaria viridis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  RSA0116906  Setaria viridis Lyman Benson 1946-10-14 12199 Los Angeles Claremont. 350 Comment
  RSA668617  Sibara filifolia Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
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Aug 26 2013
  SBBG108894  Sibara filifolia S. A. Junak 1997-3-11 SCl 758 Los Angeles saddle on small ridge overlooking Pyramid Cove, ca. 0.25 mi SSE of Triangulation Pt Guds 152 Comment
  RSA448212  Sidalcea neomexicana subsp. thurberi Anstruther Davidson 1902-07 s.n. Los Angeles Los Angeles. Comment
  CATA3148  Silene antirrhina Sarah Ratay, Tyler Dvorak 2011-5-26 142 Los Angeles Santa Catalina Island: North of Echo Lake, northwest of Goat Harbor Road 383 Comment
  IRVC28440  Silene antirrhina A. C. Sanders, Helen Kennedy 2005-4-13 29420 Los Angeles Santa Clarita area, lower Mint Canyon at the community of Mint Canyon Western San Gabriel / Liebre Mtns. Region 457 Comment
  LA94355  Silene antirrhina Martha Hilend Kinsey; 1935-5-24 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  RSA593579  Silene gallica Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8911 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SD107902  Silene gallica Larry DeBuhr 1977-4-16 2574 Los Angeles Santa Catalina Island; northwest side of Black Jack, along road to White's Landing. Comment
  CAS-BOT-BC387018  Silene gallica Reid Moran 1941-3-14 705 Los Angeles Santa Catalina Island; Middle Ranch Comment
  LA82448  Silene gallica O. H. Kappler; 1941-3-13 119 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  RSA439084  Silene gallica Anstruther Davidson 1918-06 3320 Los Angeles Exposition Park. Comment
  RSA608504  Silene gallica L. C. Wheeler 1930-5-31 46 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  HSC49067  Silene laciniata subsp. laciniata Patricia Shesgreen 1978-6-17 104 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  POM175582  Silene laciniata subsp. major E. Crow 1930-6-28 s.n. Los Angeles Bichota Canyon, San Gabriel Mountains. Comment
  RSA682718  Silene laciniata subsp. major LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1047 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 519 Comment
  RSA438818  Silene lemmonii Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak Comment
  CAS-BOT-BC389568  Silene parishii F. Grinnell Jr. 1917-8-31 s.n. Los Angeles Pleasant View Ridge, San Gabriel Mountains 2438 Comment
  RSA250390  Silene parishii R. F. Thorne, C. W. Tilforth, J. Dourley, R. Scogin 1972-8-11 42206 Los Angeles Angeles National Forest: NE slope Mt. Waterman 2103 Comment
  UCR190108  Silene parishii R. G. Swinney 1998-8-27 6809 Los Angeles San Gabriel Mtns., gentle slope between Big Horn Ridge and ridge immediately north 2646 Comment
  JEPS50882  Silene verecunda subsp. platyota Frank W. Peirson 1919-6-14 474 Los Angeles Rock Creek San Gabriel Mountains, Rock Creek 1706 Comment
  UC1595358  Silene verecunda subsp. platyota Tim Ross 1992-7-24 6774 Los Angeles 1325 m distant from summit Strawberry Peak Strawberry Peak (Strawberry Potrero, San Gabriel Mts.); San Gabriel Mts., Strawberry Potrero, Strawberry Peak Comment
  RSA649612  Sisymbrium altissimum Lori Ackerman, Gerald Braden 1988-5-20 15 Los Angeles North end [bank] of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA0092856  Sisymbrium irio Steven A. Junak, Mark Hoefs, Misty Gay 1997-6-6 SCa- 443 Los Angeles Santa Catalina Island: Just inland from beach at White's Landing. 3 Comment
  RSA639562  Sisymbrium irio L. C. Wheeler 1967-5-18 9646 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  RSA162708  Sisymbrium officinale J. D. Olmsted 130 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County. 366 Comment
  SD113148  Sisymbrium officinale Darley F. Howe 1915-4-1 42 Los Angeles Claremont Comment
  SBBG2251  Sisymbrium orientale S. A. Junak with M. L. Hoefs, M. Gay 1997-6-6 SCa 444 Los Angeles just inland from beach at White's Landing 3 Comment
  RSA592232  Sisymbrium orientale L. C. Wheeler 1967-4-30 9250 Los Angeles 1/10 mile SE of mouth of Pacoima Canyon 473 Comment
  LA200925  Sisyrinchium bellum Carlos Hagen; 1979-3-16 sn Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  LA23982  Sisyrinchium bellum A. M. Johnson; 1932-5-30 4089 Los Angeles SANTA MONICA MOUNTAINS, Brent's Mountain, Crag's Camp. Comment
  UCR86176  Sisyrinchium bellum L. C. Yoshida, H. Y. Yoshida, T. H. Yoshida 1995-4-15 3 Los Angeles Puente Hills, Near SW corner of Camino del Sur & Colima Road, on horsetrail W side of Colima Road 299 Comment
  UCR214644  Solanum americanum A. C. Sanders, Dan S. Cooper 2010-3-12 37380 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  SBBG82234  Solanum americanum S. A. Junak 1981-7-31 SCL 45 Los Angeles swale in back dunes NE of Benchmark 199 30 Comment
  LA32373  Solanum douglasii Peter H. Raven; 1959-4-4 13961 Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. Comment
  UCR260629  Solanum douglasii R. G. Swinney 2010-4-1 12155 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCR92662  Solanum douglasii Scott D. White 1996-3-18 3838 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  RSA572117  Solanum douglasii M. B. Dunkle 1939-4-3 7225 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SEINET10950850  Solanum tuberosum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2592 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  RSA485353  Solanum umbelliferum Steve D. Boyd, Thomas S. Elias 1987-4-14 2036 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  UC26239  Solanum umbelliferum W. H. Brewer 1860-1 108 Los Angeles San Gabriel Comment
  RSA250437  Solanum umbelliferum Robert F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41608 Los Angeles San Gabriel Mts., Angeles National Forest: San Gabriel Canyon near Coldbrook. 1067 Comment
  RSA427439  Solanum umbelliferum Geo. C. Johnstone 1928-4-8 s.n. Los Angeles N of Big Pines. Comment
  UC129430  Solanum wallacei George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 1220 -6141 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Santa Catalina Island Comment
  NY820450  Solanum xanti L. Abrams 1902-6-17 2556 Los Angeles Sepulveda cañon, Santa Monica Mts. Comment
  UCR126846  Solidago occidentalis A. C. Sanders, Mark A. Elvin 2002-8-26 25589 Los Angeles Northeastern Santa Susana Mtns./Santa Clara River Watershed, Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near 'Airport Mesa 305 Comment
  RSA0069714  Solidago velutina subsp. californica Jenny L. McCune 2005-8-30 4 Los Angeles Catalina Island, just north of Middle Ranch Road, west of white bridge that is just west of junction with Herman's Trail, opposite pine grove. 250 Comment
  RSA771316  Sonchus asper R. F. Thorne, Percy C. Everett 1965-5-11 34565 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  SBBG31292  Sonchus asper R. F. Thorne with P. C. Everett 1965-6-23 35010 Los Angeles lower part of Hamilton Cyn 60 Comment
  SEINET13384003 Image available Sonchus oleraceus R. G. Swinney 2010-1 12326 Los Angeles San Gabriel Mountains: Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  UCR213420  Sonchus oleraceus A. C. Sanders, Dan S. Cooper 2010-3-12 37323 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR281610  Sonchus oleraceus R. G. Swinney 2014-5-19 16575 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  RSA651183  Sonchus oleraceus F. Zuazo 1953-2-9 s.n. Los Angeles Cal Poly, Voorhis Unit, San Dimas, behind the Administration building, near the Post Office. 243 Comment
  UCR108665  Sparganium erectum subsp. stoloniferum L. C. Wheeler 1946-9-22 6375 Los Angeles Rosemead Blvd. and San Gabriel Blvd, just north of intersection 62 Comment
  OBI35714  Spartium junceum Rebecca Cicoria 1982-4-26 58 Los Angeles Palos Verdes Peninsula Lower Blackwater Cyn, Rolling Hills Comment
  RSA0106495  Spartium junceum R. G. Swinney 2011-10-18 15831 Los Angeles San Gabriel Mountains: 0.1-0.4 miles east of Switzer Campground along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy. 1021 Comment
  RSA603403  Spartium junceum L. C. Wheeler 1975-8-22 s.n. Los Angeles San Gabriel Mountains: North side Sunset Ridge by Millard Canyon, by power line. Comment
  SD67597  Spergula arvensis Louis C. Wheeler 1932-3-12 4870 Los Angeles La Verne. Comment
  SBBG43858  Spergularia macrotheca var. macrotheca M. R. Benedict 1971-6-26 Los Angeles 0.5 mi S of Wilson Cove Comment
  CAS-BOT-BC390336  Spergularia macrotheca var. macrotheca Reid Moran 1941-3-2 664 Los Angeles North side of point, between Wilson's Harbor and Howland's, Santa Catalina Island Comment
  SBBG96675  Spergularia villosa S. Boyd with T. Ross, L. Arnseth 1990-4-7 4255 Los Angeles lower half of China Cyn Comment
  CAS-BOT-BC391001  Spergularia villosa Geo. B. Grant 1906-4-7 6608 Los Angeles Pasadena Comment
  POM50814  Sporobolus airoides Le Roy Abrams 1901-06 1755 Los Angeles Wilmington Comment
  POM223057  Stachys albens Louis C. Wheeler 1933-7-7 1921 Los Angeles Lexington Wash near El Monte. 73 Comment
  SEINET9330891  Stachys albens Unknown 2008-7-12 9171 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon (Glendora 7.5' Q). Riparian zone on canyon bottom, surrounded by chaparral; with Salix lasiolepis, Baccharis salicifolia, Keckiella cordifolia, Juncus rugulosus, etc. Comment
  UCR192867  Stachys albens R. G. Swinney 1998-8-6 6701 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  CSUSB1068  Stachys bullata Sally Crum 1966-4-16 Los Angeles San Gabriel Mountains San Gabriel Mountains; In deeply shaded ravine at southern end of San Lorenzo Nursery boundary road in Cloverleaf Canyon. 1066 Comment
  SD187432  Stachys bullata Valerie Soza, LeRoy Gross 2001-5-9 1205 Los Angeles Tansverse Ranges: Verdugo Mountains region: Southern San Rafael Hills: south of western end of Scholl Canyon, west end of Valle vista fire road, ridgetop north of Hwy 134 296 Comment
  UCR11646  Stachys rigida var. rigida Carl Epling 1927-1 s.n. Los Angeles Santa Monica Mtns., hills in rear of Universal City 244 Comment
  LA210073  Stanleya pinnata Sharon Johnston; 1957-5-9 30 Los Angeles Santa Monica Mountains, Malibu, 0.25 mi W of Malibu Pier on US Hwy 101 30 Comment
  RSA780991  Stanleya pinnata R. G. Swinney 2009-5-13 10790 Los Angeles Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  CAS-BOT-BC374814  Stebbinsoseris heterocarpa Louis C. Wheeler 1936-4-12 4092 Los Angeles Hills S Monterey Park, S side 121 Comment
  SBBG96978  Stebbinsoseris heterocarpa S. Boyd with T. Ross, L. Arnseth 1990-4-8 4332 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  RSA670202  Stellaria media Joseph M. Keefe 2001-3-16 31138 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  RSA478175  Stellaria media Ida Lou Sayler 1942-4-17 s.n. Los Angeles San Marino. Comment
  UCD99388  Stellaria media Jack Delaini 1974-2-14 19 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 457 Comment
  RSA155876  Stephanomeria blairii P. H. Raven 1962-4-12 17310 Los Angeles San Clemente Island: Wilson Cove 91 Comment
  UCR212791  Stephanomeria cichoriacea Ellen Mackey, Bart O'Brien, Blake Whittington 2006-10-19 NFWF- 1800 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River main stem, Pejos Canyon near USGS [benchmark] marker el. 1974. Cliff next to road [Hwy 39] on south side of bridge 602 Comment
  UCSB33663  Stephanomeria cichoriacea Griesel, Wesley 1961-9-23 Los Angeles Switzers Camp, San Gabriel Mts. 762 Comment
  JEPS30656  Stephanomeria diegensis Peter H. Raven and Henry J. Thompson 1958-9-19 13721 Los Angeles Santa Monica Mountains. Along United States Highway 101, 0.2 miles east of turn to Zuma Beach. 45 Comment
  RSA474195  Stephanomeria exigua subsp. exigua E. A. Purer 1930-11-25 s.n. Los Angeles Near Los Angeles Comment
  UCR186672  Stephanomeria virgata T. B. Salvato, Sarah Flack 2007-8-8 3030 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR272983  Stephanomeria virgata R. G. Swinney 2011-6-29 15337 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  UCR273446  Stephanomeria virgata subsp. virgata R. G. Swinney 2011-10-25 15877 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  UC213258  Stillingia linearifolia I. M. Johnston 1918-4-27 1865 Los Angeles Temescal Canyon 365 Comment
  HSC10427  Stipa hymenoides C. E. Fellows 1965-4-19 23 Los Angeles Southern Mojave Desert, SW corner at intersection of Hwy. 138 and Victorville cutoff Comment
  UCR22492  Stipa lepida C. S. Jones 1979-5-25 53 Los Angeles Near Route 23, 5 mi east of its junction with Hwy 1. 213 Comment
  UCR201694  Stipa speciosa LeRoy Gross 2005-5-3 2221 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  JEPS40650  Stylocline gnaphaloides F. W. Peirson 1918-6-12 232 Los Angeles foothills e Rubio Canyon; San Gabriel Mts. 609 Comment
  POM292686A  Stylocline gnaphaloides Frank W. Johnson 1910-3-28 1241 Los Angeles Santa Catalina Hill Slopes