Search Results — 2000 specimen records retrieved (1586 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA706215  Abies concolor Tim Thibault, K. E. Olshewsky 2004-5-23 296 Los Angeles Mt. Williamson. 2074 Comment
  POM735  Abronia maritima M. Hitchcock 1918-7-3 8 Los Angeles near mouth of Topanga Canyon Comment
  SD90292  Abronia maritima Robert F. Thorne 1970-3-6 39384 Los Angeles Santa Catalina Island; Ben Weston Beach (Mills Landing) 2 Comment
  RSA585366  Abronia pogonantha Tim S. Ross 1991-4-27 4960 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and 1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles, then rejoining it NW of Three Sisters. 944 Comment
  UC146763  Abronia pogonantha Katharine Brandegee 1908-6-1 Los Angeles Lancaster Comment
  RSA460986  Abronia umbellata Vesta Bruner 1940-05 s.n. Los Angeles El Segundo. Comment
  RSA720152  Acacia verticillata LeRoy Gross 2007-4-6 2629 Los Angeles Southern front of the range: Wildwood Canyon. Area where the road drains into a debris dam, and parking area for one of the trails that climb to the crest of the range. Near 499 Comment
  SEINET6631343 Image available Acanthus mollis Christy Neushul 1959-1 35 Los Angeles Johns Canyon Road Comment
  SEINET13387027 Image available Acer macrophyllum R. G. Swinney 2011-1 15946 Los Angeles San Gabriel Mountains: confluence of West Fk. San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  UC75302  Acer macrophyllum C. F. Baker 1903-8-2 3675 Los Angeles Claremont Comment
  UCR259153  Acer macrophyllum R. G. Swinney 2010-8-30 13622 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  UCR276962  Acer macrophyllum R. G. Swinney 2010-6-8 13235 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  CATA118  Achillea millefolium Mark L. Hoefs, A. Douglas Propst 1973-3-14 91 Los Angeles Santa Catalina Island: Ridge between Cape and Skull Canyons 304 Comment
  CHSC35487  Achnatherum coronatum James Henrickson 1979-5-18 18125 Los Angeles Ca 2 miles SE of Newhall, N of San Fernando Road, ca 1 mile NW of Hwy 14. 426 Comment
  RSA225676  Achnatherum coronatum R. F. Thorne, A. C. Gibson 1971-5-22 39719 Los Angeles Angeles National Forest: Fish Canyon, on bluff face. 259 Comment
  SEINET4692064 Image available Achnatherum coronatum Frank W. Gould 1944-1 2371 Los Angeles Just east of roadcut on Los Flores Canyon road, 5.9 miles from coast highway Comment
  RSA755463  Achnatherum parishii subsp. parishii R. G. Swinney 2008-7-16 9258 Los Angeles Will Thrall Peak, west of Burkhart Saddle 2378 Comment
  UCR180341  Achyrachaena mollis Scott D. White, Pam Devries 2006-5-10 11427 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  CATA1123  Acmispon argophyllus var. argenteus Mark L. Hoefs 1995-5-23 2090 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  SDSU4282  Acmispon argophyllus var. argophyllus R. M. Beauchamp 1967-1-27 110 Los Angeles San Clemente Island. Plentiful seedling in field east of Wilson Cove area. Comment
  SD69605  Acmispon dendroideus var. dendroideus Robert F. Thorne, P. Everett 1965-5-10 34426 Los Angeles Santa Catalina Island, rocky bluff along Summit Road near Hogsback 91 Comment
  LA91410  Acmispon grandiflorus var. grandiflorus Bruce Douglas Clayton; Greg Shaw 1972-3-16 10 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, upper canyon entrance 579 Comment
  CHSC13874  Acmispon maritimus L. M. Mayer 1974-4-5 119 Los Angeles On Big Tujunga Canyon Rd. ca. 3/4 mi NE of junction with Mt. Gleason Boulevard. Comment
  SBBG67441  Acmispon nevadensis var. davidsonii M. N. Ackley 1928-6-24 553 Los Angeles Big Pines 2072 Comment
  UCR256568  Acmispon strigosus Anuja Parikh, Nathan Gale 2011-6-27 3508 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, just east of Shortcut Station, 0.6 km north of State Hwy 2, Angeles Crest Hwy 1283 Comment
  SD215530  Acmispon wrangelianus Steve Boyd, Lauren Raz and Timothy S. Ross 1997-4-1 9453 Los Angeles Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat. 792 Comment
  LA209732  Acourtia microcephala Carl Epling; N. Dunn 1931-5-30 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  POM47141  Acourtia microcephala I. M. Johnston 1924-8-13 s.n. Los Angeles San Antonio Mtns. Evey Canyon. 731 Comment
  RSA711925  Acourtia microcephala Valerie L. Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1360 Los Angeles Crest of Verdugo Mountains, Verdugo Lateral off Verdugo Mtwy. 823 Comment
  SBBG119934  Acourtia microcephala A. C. Sanders 2003-7-15 27098 Los Angeles Newhall Ranch, Magic Mtn area, 0.9 mi S of Castaic Junction; Santa Susana Mtns 335 Comment
  RSA657350  Adenostoma fasciculatum J. Stephens 1980-6-1 33 Los Angeles Verdugo Mountains Region: At foot of chaparral covered hillside, northeast of Maurice Ave., La Crescenta. 747 Comment
  SEINET3156197  Adenostoma fasciculatum G. B. Grant 1904-6-3 23 Los Angeles Pasadena Comment
  UC483365  Adenostoma fasciculatum L. R. Abrams and I. L. Wiggins 1931-7-4 335 Los Angeles Santa Catalina Isl., White's Landing Comment
  SEINET10931761  Adenostoma sparsifolium Walter H. Lewis Lewis 15648 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  UCR190870  Adiantum capillus-veneris R. G. Swinney 1998-8-6 6714 Los Angeles San Gabriel Mtns., upper East Fork San Gabriel River, at cliff seep c. 100 m below Falls Gulch 1000 Comment
  UCR193712  Adiantum capillus-veneris R. G. Swinney, Dave Larson 1999-5-29 7235 Los Angeles San Gabriel Mtns., lower East Fork San Dimas Canyon 598 Comment
  RSA720630  Ageratina adenophora LeRoy Gross 2007-3-30 2616 Los Angeles Northeast side of the range. Unnamed canyon or east branch of Engleheard Canyon. Hiked this creek from just off a dirt road near the mouth to a little way up canyon., From 34.20590N, 118.24818W, to 34.20117N, 118.25262W. 404 Comment
  UCR271734  Ageratina adenophora R. G. Swinney 2011-3-26 14210 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  RSA606038  Ageratina adenophora Louis C. Wheeler 1969-12-22 s.n. Los Angeles San Gabriel Mountains: Big Santa Anita Canyon. 609 Comment
  CAS-BOT-BC295622  Agnorhiza ovata Victor Duran 1933-7-9 3508 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  UCR189888  Agoseris retrorsa R. G. Swinney 1998-7-27 6499 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  SEINET3271572 Image available Agropyron cristatum R. G. Swinney 2008-6-17 9030 Los Angeles San Gabriel Mountains; 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  SEINET10875224  Agrostis Amelia F. Eby Eby s.n. Los Angeles Ro. Br. Terminals of the Cable Care line areas. Comment
  RSA310141  Agrostis exarata Wayne E. Sawyer 1981-7-24 103 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39. 1.8 miles from Dawson Saddle. 2287 Comment
  UCR273188  Agrostis exarata R. G. Swinney 2011-10-25 15893 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  CAS-BOT-BC139052  Agrostis pallens Peter H. Raven; H. L. Wedberg 1957-6-15 10902 Los Angeles In Latigo Canyon 0.8 mile north of U.S. 101A, Santa Monica Mountains. Comment
  HSC79822  Agrostis pallens James Henrickson 1973-6-23 10939 Los Angeles 1.5 mi. N of Malibu, at junction of Rambala Pacifico and Schueren Road 427 Comment
  UCR207986  Agrostis pallens F. R. Fosberg 1931-4-29 S- 4729 Los Angeles Channel Islands, Santa Catalina Island, between Cottonwood and Middle Ranch Canyons 140 Comment
  RSA384938  Agrostis stolonifera I. M. Johnston 1917-8-23 1633 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  UC284714  Agrostis stolonifera P. A. Munz 1923-8-31 7667 Los Angeles Big Pinea San Gabriel Mountains, Swartout Valley 2072 Comment
Read comments
Dec 23 2014
  CAS-BOT-BC47985  Ailanthus altissima Timothy S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: on the NW side of Indian Hill Mesa (i.e., The Back 40). Ontario USGS 7.5' Quad; 417 Comment
  RSA725089  Allium fimbriatum var. fimbriatum Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -3 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  RSA86599  Allium haematochiton Verne Grant 1954-3-27 9290 Los Angeles North of San Dimas. 427 Comment
  CAS-BOT-BC471090  Allium lacunosum var. lacunosum Louis C. Wheeler 1932-4-10 607 Los Angeles 2 mi. W Palmdale Comment
  CAS-BOT-BC472947  Allium monticola Le Roy Abrams; E. A. McGregor 1908-7-3 601 Los Angeles North Baldy Mountain, San Gabriel Mountains Comment
  RSA28530  Allophyllum divaricatum Verne Grant, Alva Grant 1954-6-12 9400 Los Angeles Open flat by roadside 2 miles sw of height of land separating San Antonio & Cow Canyons, San Gabriel Mountains. 1220 Comment
  RSA410056  Allophyllum divaricatum Albert J. Perkins 1920-2-16 s.n. Los Angeles Glendora, Little Dalton Trail Comment
  RSA67302  Allophyllum gilioides subsp. violaceum Verne Grant, Alva Grant 1951-6-11 16034 Los Angeles Hwy 2, Charlton Flats, San Gabriel Mountains. 1677 Comment
  UC55345  Allophyllum glutinosum J. H. Barber 1898-8-3 Los Angeles Topango Comment
  RSA585933  Allophyllum glutinosum T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2941 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
  RSA452771  Alnus rhombifolia F. R. Fosberg 1931-8-11 S 5494 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  RSA754205  Alnus rhombifolia Ellen Mackey, Blake Whittiington 2006-10-11 NFWF- 1783 Los Angeles San Gabriel River Watershed; San Dimas Creek, near trail to stream side from gate area. 407 Comment
  UCSB11949  Alnus rhombifolia Stern, A. 1961-3-5 Los Angeles Big Tujunga Creek, 3.5 miles west of Guard station, 0.5 miles north of Pipe Creek, Big Tujunga Canyon, Angeles National Forest, San Gabriel Mts. Comment
  RSA629705  Amaranthus albus L. C. Wheeler 1967-7-6 9923 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  RSA786329  Amaranthus albus K. Dobry 1991-6-27 782 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  RSA763022  Amaranthus blitoides R. G. Swinney 2009-3-13 10110 -B Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.8 mi. north of Foothill Blvd. on east side of main river channel. 192 Comment
  UCR224097  Amaranthus blitoides Justin M. Wood 2009-8-18 1245 Los Angeles San Gabriel Valley, city of Claremont, Bernard Field Station, northwest corner of Mills Ave and Foothill Blvd 421 Comment
  UC465919  Amaranthus deflexus I. M. Johnston 1918-8-4 2115 Los Angeles S. Park Ave., Pomona Pomona Comment
  RSA0053801  Amaranthus muricatus A. C. Sanders, Lorraine Weller, Alejandra B. Martinez 2009-9-16 37183 Los Angeles Los Angeles, Watts area, Bouganvilla Community Garden, East 103rd St. at Grape St. 33 Comment
  RSA629737  Amaranthus retroflexus L. C. Wheeler 1973-8-2 s.n. Los Angeles San Gabriel Mountains: Coulter Reservoir, Sunset Ridge. 647 Comment
  UCR273406  Ambrosia acanthicarpa R. G. Swinney 2011-10-25 15889 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
  SBBG12567  Ambrosia chamissonis P. H. Raven 1962-4-11 17265 Los Angeles beach W of Wall 2 6 Comment
  RSA188001  Ambrosia chamissonis var. chamissonis R. F. Thorne, Percy C. Everett 1965-6-23 34950 Los Angeles Santa Catalina Island. Ben Weston Beach, west side of island. Comment
  JEPS4067  Ambrosia confertiflora J. Thomas Howell 1927-11-18 3206 Los Angeles Los Angeles Comment
  RSA0062529  Amorpha californica var. californica R. G. Swinney 2010-6-4 13053 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
  RSA415284  Amorpha californica var. californica Christopher Davidson 1975-6-24 2871 Los Angeles Big Tujunga Canyon, ca. 5 mi NE of Sunland on rd 2N78 in a small side canyon running SW. 686 Comment
  CATA426  Amsinckia intermedia Sara L. Crockett, Sheila Schueller 1997-3-8 564 Los Angeles Santa Catalina Island: Valley of the Ollas, 2.8 miles W on Empire Landing Road from jct. with Airport Road; N side of the road, ca. 200 m toward San Pedro Channel 268 Comment
  RSA187836  Amsinckia intermedia R. F. Thorne 1966-4-6 35885 Los Angeles Santa Catalina Island. Above Moonstone Cove. 15 Comment
  SD75602  Amsinckia intermedia M. B. Dunkle 1939-4-6 7294 Los Angeles San Clemente Island, Mosquito Harbor Comment
  SDSU4890  Amsinckia intermedia A. H. Gallup 1948-4-26 145 Los Angeles The Wash, Claremont. 366 Comment
  SEINET1004486  Amsinckia intermedia A. C. Sanders, Helen Kennedy 2005-1 29441 Los Angeles Western San Gabriel/ Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UC881374  Amsinckia intermedia Ira W. Clokey, B. Templeton Mar. 1929 4467 Los Angeles Mandeville Canyon; Santa Monica Mountains 200 Comment
  UCR125413  Amsinckia intermedia A. C. Sanders, Mark Elvin 2003-3-5 25735 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  UCD119627  Amsinckia intermedia Daryl Koutnik 1978-3-7 s.n. Los Angeles NE corner of Balboa and Parthenia in Northridge. 248 Comment
  POM369891  Amsinckia menziesii M. B. Dunkle 1929-3-17 2062 Los Angeles Cape Canyon, Santa Catalina Island. Comment
  LA31578  Amsinckia menziesii var. menziesii Peter H. Raven; Henry J. Thompson 1959-5-5 14144 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1); Malibu Creek drainage 304 Comment
  RSA499937  Amsinckia menziesii var. menziesii George B. Grant 1904-03 s.n. Los Angeles Sandy soil, Pasadena Comment
  LA40184  Amsinckia menziesii var. menziesii M. Zaitlin; 1951-4-8 sn Los Angeles Santa Monica Mountains, Point Dume Comment
  SD217240  Amsinckia spectabilis Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4311 Los Angeles San Clemente Island; east side of island, near Malo Point, first canyon south of Bryce Canyon. Comment
  UCR93293  Amsinckia tessellata var. tessellata T. S. Ross, Steve Boyd 1994-5-4 7649 Los Angeles San Gabriel Mtns., Grass Mountain, slope c. 70 m ENE of summit 1392 Comment
  RSA465139  Anagallis arvensis Unspecified s.n. Los Angeles Behind Glendale J. C. Comment
  UCR126884  Ancistrocarphus filagineus A. C. Sanders 2003-4-29 26169 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  UCR146871  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1956-1 7271 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Upper Arroyo Seco near Ladybug Canyon, on north side Angeles Crest Highway Comment
  RSA0113904  Androsace elongata subsp. acuta LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7548 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCR186962  Androsace elongata subsp. acuta Russell Kokx 2006-4-18 s.n. Los Angeles Tehachapi Mtns. Foothills, hills north of Hwy 138, 2 miles east of Quail Lake 1006 Comment
  RSA416831  Anthemis cotula Anstruther Davidson 1889-1 s.n. Los Angeles [No additional locality data] Comment
Read comments
Mar 31 2015
  RSA670957  Anthriscus caucalis Joseph M. Keefe 2001-3-19 31186 Los Angeles San Rafael Mountains. 20 meters north of Glenoaks Boulevard, 150 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 488 Comment
  RSA483731  Anthriscus caucalis Richard Noyes, L. Arnseth 1988-4-30 527 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  JEPS16425  Antirrhinum coulterianum Peter H. Raven, H. J. Thompson, S. R. Snow 1956-6-22 9452 Los Angeles below Mulholland Drive (above Sepulveda Boulevard); Santa Monica Mountains Comment
  RSA244387  Antirrhinum coulterianum Robin S. Collins 1973-5-28 324 Los Angeles Angeles National Forest; Trail Canyon, 2.5-3 miles into canyon from beginning of pack trail. 884 Comment
  RSA425828  Antirrhinum kelloggii Thomas Moore 1947-5-3 31 Los Angeles Topanga Canyon. Comment
  RSA600149  Antirrhinum kelloggii Steve D. Boyd, Lauren Raz 1997-5-6 9740 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  SBBG83198  Antirrhinum kelloggii M. N. Ackley -Mar-1928 1018 Los Angeles Eagle Rock 304 Comment
  UCR27414  Antirrhinum multiflorum John C. Roos 1947-5-17 3636 Los Angeles Placerita Canyon, east of Newhall Comment
  RSA536044  Antirrhinum nuttallianum subsp. subsessile Tim S. Ross 1991-5-21 5418 Los Angeles San Clemente Island: Ridgetop at the 'armpit' jct of the upper two forks of Box Canyon. 470 Comment
  UCR247275  Antirrhinum orontium Dan S. Cooper 2013-7-29 713- 39 Los Angeles South Coast, Torrance; vacant lot just SW if Crenshaw Blvd. and East 208th St. intersection 23 Comment
  UC178305  Antirrhinum vexillocalyculatum subsp. vexillocalyculatum T. S. Brandegee Los Angeles Saugus Comment
Read comments
Jul 13 2018
  UCR207701  Apiastrum angustifolium Justin M. Wood 2009-4-2 463 Los Angeles city of Claremont; Bernard Field Station, northwest corner of Mills Ave. and Foothill Blvd. 421 Comment
  RSA97397  Apiastrum angustifolium F. W. Peirson 1908-4-18 2095 Los Angeles Point Fermin Comment
  CLARK-A1528-7878  Apium leptophyllum John C. Roos 1951-8-1 5079 Los Angeles Los Angeles 60 Comment
  RSA191344  Apocynum cannabinum R. F. Thorne, M. Z. Thorne 1967-7-19 37127 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  RSA590665  Aquilegia formosa Tim S. Ross, S. D. Boyd 1990-5-29 2716 Los Angeles Big Rock Springs: immediate vicinity of Big Rock Creek where crossed by Big Pines Highway (Valyermo Rd.). 1183 Comment
  RSA729606  Aquilegia formosa R. G. Swinney 1998-7-10 6368 Los Angeles confluence of Bear Gulch and Prairie Fork Canyon, souh side of canyon along Prairie Fork sream. Riparian zone in mantane coniferous forest; with Alnus rhombifolia. 1488 Comment
  POM18102  Aquilegia formosa var. truncata P. A. Munz 1923-5-25 6810 a Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  RSA518004  Arabis pulchra Steve Boyd, Orlando Mistretta 1986-3-31 1531 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA0128659  Arabis repanda var. repanda R. F. Thorne 1971-8-25 41261 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  UCR204423  Arceuthobium californicum R. G. Swinney 2001-9-15 8184 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA233719  Arceuthobium californicum Robert F. Thorne, Larry E. DeBuhr 1972-8-18 42259 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E from peak of Mt. Islip 2378 Comment
  CAS-BOT-BC410060  Arceuthobium divaricatum Robert F. Thorne; C. W. Tilforth 1973-4-20 43085 Los Angeles San Gabriel Mountains, Mojave Desert; W end of Desert Front Road at Oak Springs Ranch, N edge of San Bernardino National Forest 1524 Comment
  RSA177893  Arctostaphylos catalinae R. F. Thorne, Percy C. Everett 1965-5-11 34669 Los Angeles near road to Hay Press; Santa Catalina Island. 457 Comment
  RSA3563  Arctostaphylos catalinae C. B. Wolf 1932-5-13 3626 Los Angeles Santa Catalina Island. Hillside south of largest Reservoir, 3.5 mi. (by road) from Avalon on way to Isthmus 365 Comment
  RSA626679  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15785 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  RSA629087  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-6-18 15620 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  CAS-BOT-BC23064  Arctostaphylos glandulosa subsp. mollis Timothy S. Ross; Steve Boyd 1992-7-5 6619 Los Angeles Liebre Mountains, Red Mountain: Warm Springs Mountain 7.5' USGS quadrangle 1217 Comment
  CAS-BOT-BC24691  Arctostaphylos glandulosa subsp. mollis John Thomas Howell 1928-2-9 3327 Los Angeles On trail between Sierra Madre and Santa Anita Canyon, San Gabriel Mts. Comment
  RSA632945  Arctostaphylos glandulosa subsp. mollis Valerie L. Soza, Kent Hughes 1999-6-17 553 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 746 Comment
  SBBG121239  Arctostaphylos glandulosa subsp. mollis V. Soza, I. Anderson, L. Gross 2000-6-6 990 Los Angeles Verdugo Motorway, E of jct w/ Stough Cyn Motorway, above Stough and Wildwood cyns, W side of PK "2642" 762 Comment
  UCSB31576  Arctostaphylos glandulosa subsp. mollis Griesel, Wesley 1962-5-12 Los Angeles Charlton Flats, San Gabriel Mts. 1524 Comment
  CAS-BOT-BC39346  Arctostaphylos glauca Vernon Bailey 1907-10-30 s.n. Los Angeles Saugus Comment
  RSA631458  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16014 Los Angeles Ridge Route, 23 km south of Liebre Gulch turnoff. 800 Comment
  RSA631503  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15981 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631580  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15626 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631583  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15627 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631669  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15813 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA0079931  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15793 Los Angeles San Gabriel Canyon, Hwy 39, 9-10 km N of ORV area, San Gabriel Mountains. 900 Comment
  RSA634347  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1979-6-14 7411 Los Angeles Angeles Crest Highway about 1.3 km east of Singing Pines turnoff. 2000 Comment
  RSA634754  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20407 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA634804  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20593 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634867  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20265 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634928  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20230 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635258  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20652 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  UCR202926  Arctostaphylos patula R. G. Swinney 2001-8-18 8066 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  UCR204028  Arctostaphylos patula R. G. Swinney 2001-9-15 8152 Los Angeles San Gabriel Mountains, Mt Islip 2515 Comment
  UCR126754  Arctotheca prostrata A. C. Sanders, Andy Thomson 2003-4-15 26008 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  UCR214020  Arenaria pusilla A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37968 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
  RSA434335  Argemone corymbosa Edwin Kline 1924-5-25 s.n. Los Angeles Bouquet Canyon, Sierra Pelona Mts. Comment
  OBI78705  Argemone munita Jill M. Bushakra, John Bushakra 2001-6-2 117 Los Angeles Pine Canyon, Pine Canyon and Schaffer Roads. 762 Comment
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Mar 23 2015
  RSA652544  Argemone munita T. C. Thomas 1974-7-5 s.n. Los Angeles Hwy 2. 1982 Comment
  UCR43256  Argemone munita subsp. munita David Charlton 1986-6-15 244 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  CAS-BOT-BC137667  Aristida adscensionis I. M. Johnston 1918-4-27 1861 Los Angeles Temescal Canon [Canyon]. 365 Comment
  LA94390  Artemisia californica Carl Epling; 1930-2-22 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SBBG96838  Artemisia californica S. Boyd with T. Ross, L. Arnseth 1990-4-7 4189 Los Angeles upper reaches of China Cyn Comment
  SD251654  Artemisia californica M. B. Dunkle 1939-11-24 7342 Los Angeles San Clemente Island; mosquito summit. Comment
  UCR273159  Artemisia douglasiana R. G. Swinney 2011-10-25 15853 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  SEINET11853293  Artemisia douglasiana I. W. Clokey, Templeton, B. 1929-1 4594 Los Angeles Mandeville Canyon, Santa Monica Mts 200 Comment
  SFV18422  Artemisia douglasiana anonymous s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Comment
  RSA573754  Artemisia ludoviciana subsp. albula Timothy S. Ross 1990-8-17 3187 Los Angeles S side of Prairie Fork, in the draw between Columbine Spring and Camp Lupine 2042 Comment
  SBBG43848  Artemisia nesiotica M. R. Benedict 1971-6-25 Los Angeles immediately E of trap-shooting range, about 0.5 mi S of Wilson Cove Comment
  CAS-BOT-BC140687  Artemisia tridentata A. C. Sanders; Mark Elvin 2003-8-7 27161 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  UCR145193  Artemisia tridentata subsp. tridentata June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  RSA70326  Asclepias eriocarpa F. W. Peirson 1920-7-13 2208 Los Angeles Brae-Burn in the Rubio Creek stream bed; south base of San Gabriel Mtns. Comment
  SD31157  Asclepias fascicularis Edith A. Purer 1932-8-31 4866 Los Angeles Palos Verdes Hills Comment
  UCR209429  Aster R. G. Swinney 2008-9-12 9449 Los Angeles San Gabriel Mtns., Buckhorn Canyon, spring (not shown on topo) 0.3 mi. NE of Burkhart Trail parking lot 1951 Comment
  POM4788  Aster lanceolatus subsp. hesperius I. M. Johnston 1917-8-20 s.n. Los Angeles Camp Baldy. 1280 Comment
  RSA678869  Aster subulatus var. ligulatus Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland. 5 Comment
  SEINET11851718  Aster subulatus var. ligulatus J. F. Bright, Wyman, C. 1931-1 5730 Los Angeles Hollywood Comment
  SEINET13276802 Image available Asteraceae R. G. Swinney 2011-1 15888 Los Angeles San Gabriel Mountains: south end of Coldbrook Campground, along Coldbrook Cr., from 50 meters south to 100 meters north of Hwy 39 (Crystal Lake 7.5' Q.) 1006 Comment
  POM122905  Astragalus bicristatus J. B. Feudge 1924-6-10 582 Los Angeles Wright's Ranch, Swarthout Valley, San Gabriel Mtns. 1860 Comment
  RSA733156  Astragalus bicristatus R. G. Swinney 1997-6-13 5590 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  RSA90182  Astragalus bicristatus F. W. Peirson 1922-7-6 3198 Los Angeles Big Pines, Swartout Valley Comment
  UCR186849  Astragalus brauntonii Naomi Fraga, Janell Cassianni, T. Thibault 2006-5-10 1679 Los Angeles Western Transverse Range; Santa Monica Mtns., open fuel break near trail edge on Temescal Ridge 305 Comment
  UCR126572  Astragalus didymocarpus A. C. Sanders 2003-4-16 26035 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course 366 Comment
  UCR184541  Astragalus didymocarpus A. C. Sanders, T. B. Salvato 2007-4-24 33507 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  CAS-BOT-BC182306  Astragalus didymocarpus var. didymocarpus Lois E. James 1946-4-25 1747 Los Angeles Along the railroad tracks at Acton, Soledad Canyon Comment
  CAS-BOT-BC182577  Astragalus didymocarpus var. dispermus Lois E. James 1947-4-13 1752 Los Angeles About 1/2 mile W. of Ravenna in Soledad Canyon Comment
  UC52254  Astragalus douglasii var. douglasii Pupils of Los Angeles High School April 1903 Los Angeles Claremont Comment
  SEINET5325699  Astragalus gambelianus Unknown 1904-5-23 75 -a Los Angeles Saugus Comment
  CHSC101721  Astragalus miguelensis Mark Elvin; Orlando Mistretta 1996-3-24 120 Los Angeles Channel Island; San Clemente Island. Comment
  RSA251383  Astragalus nevinii R. F. Thorne 1966-4-15 35994 Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  CAS-BOT-BC193025  Astragalus purshii var. tinctus Ernest C. Twisselmann 1962-4-18 6971 Los Angeles Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  RSA3490  Astragalus trichopodus C. B. Wolf 1932-5-9 s.n Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 8 Comment
  RSA733362  Astragalus trichopodus A. C. Sanders 2003-6-20 27000 Los Angeles Western Transverse Range/Santa Clara River Watershed: Off-haul Canyon between San Martinez Grande Canyon and Ventura Co. line, north of Hwy. 126 and ca. 1km NNW of Mayo Spur 305 Comment
  SD234387  Astragalus trichopodus A. C. Sanders 2003-6-20 27000 Los Angeles Western Transverse Range / Santa Clara River Watershed: Off-haul Canyon between San Martinez Grand Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur. 305 Comment
  UCR19441  Astragalus trichopodus subsp. antisellii O. H. Kappler 1944-6-4 671 Los Angeles Western Transverse Range; San Gabriel Mtns., Mint Canyon, near Saugus. Along Highway 6 Comment
  CAS-BOT-BC194069  Astragalus trichopodus var. lonchus Le Roy Abrams 1901-4-1 1187 Los Angeles Ballona Harbor Comment
  UC397246  Astragalus trichopodus var. lonchus I. M. Johnston 1918-5-19 1964 Los Angeles hills s Pomona; Hills s of Pomona Comment
  RSA110191  Astragalus trichopodus var. lonchus H. D. Ripley, R. C. Barneby 1941-3-24 3181 Los Angeles Redondo. 30 Comment
  SBBG128376  Astragalus trichopodus var. lonchus M. L. Hoefs 1991-3-19 1003 Los Angeles Airport Rd 463 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
  LA200442  Astragalus trichopodus var. phoxus Carl Epling; L. Ellison 1929-4-27 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SD45788  Astragalus trichopodus var. phoxus Darley F. Howe Los Angeles Malibu Canyon, Santa Monica Mts Comment
  CATA1675  Astragalus trichopodus var. trichopodus Mark L. Hoefs, Steven A. Junak, Bob Given, Keri Kirkland 1998-7-17 2966 Los Angeles Santa Catalina Island: At junction of Grand Canyon and Silver Canyon 109 Comment
  LA32257  Athysanus pusillus Peter H. Raven; Henry J. Thompson 1959-4-3 13925 Los Angeles Santa Monica Mountains, just E of Malibu Junction 243 Comment
  RSA750212  Atriplex canescens R. G. Swinney 2005-7-21 8321 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA585417  Atriplex canescens subsp. canescens T. S. Ross 1990-5-29 2684 Los Angeles SE edge of VALYERMO: along NE side of Valyermo Rd from ca 3730-3750, then S of the road. 1143 Comment
  CAS-BOT-BC168276  Atriplex canescens var. canescens Vernon Bailey 1907-10-20 s.n. Los Angeles San Pasqual Valley Comment
  RSA478309  Atriplex leucophylla M. B. Dunkle 1928-4-11 1852 Los Angeles Isthmus, Santa Catalina Island. Comment
  CAS-BOT-BC180940  Atriplex nummularia Louis C. Wheeler 1933-4-27 1657 Los Angeles Playa del Rey 7 Comment
  POM50708  Atriplex parryi A. D. E. Elmer 1902-06 s.n. Los Angeles Lancaster. Comment
  SFV20037  Atriplex semibaccata A. Dittmer, S. Dark 2004-10-1 71 Los Angeles Ballona Wetlands. West side of wetlands on the north side of Jefferson Ave. close to road. Comment
  SEINET3127525  Atriplex serenana G. B. Grant 1904-8-5 85 /6341 Los Angeles Pasadena Comment
  UCR203227  Atriplex serenana R. G. Swinney 2005-7-21 8338 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
  RSA0115134  Atriplex suberecta Steven A. Junak 2000-10-12 SCa- 1407 Los Angeles Santa Catalina Island. Skull Canyon, 0.4 mi. from MIddle Canyon Road, just outside gate at storage yard. 204 Comment
  RSA129095  Avena barbata H. A. Jensen 1933-6-4 332 Los Angeles Hollywood Lake. Santa Monica Quad: T1N R14W Sec.34. 244 Comment
  RSA385383  Avena barbata S. F. Patton s.n. Los Angeles Los Angeles. Comment
  RSA590913  Avena barbata Orlando Mistretta 1994-4-12 1003 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1005 Comment
  SFV20999  Avena fatua L. Gross 2003-3-23 815 Los Angeles San Fernando Valley Sunland, Sunhill Estates housing tract on south bluff overlooking Big Tujunga Wash. 335 Comment
  UC1109342  Avena fatua Peter H. Raven 1962-4-9 17133 Los Angeles Wilson Cove San Clemente Island (near barracks) 60 Comment
  LA11003  Avena fatua s.n. Los Angeles Comment
  RSA187697  Azolla filiculoides Robert F. Thorne 1966-9-14 36659 Los Angeles Santa Catalina Island: lower Middle Ranch Canyon, ca. 3/4 mile above Ben Weston Beach 53 Comment
  CAS-BOT-BC53696  Azolla filiculoides Peter Raven 1962-5-22 17853 Los Angeles Channel Islands, Santa Catalina Island - Middle Creek about 1 mile below Ranch. Comment
  UC1922562  Baccharis glutinosa Gary Kovnat with LeRoy Gross 2003-1-19 4 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace east meadow gully. Comment
  LA203048  Baccharis glutinosa W. O. Griesel; Lee Haines 1935-10-20 sn Los Angeles Bouquet Canyon 761 Comment
  SD9151  Baccharis pilularis J. C. Nevin Unknown Los Angeles Newhall Mountains. Comment
  CAS-BOT-BC106752  Baccharis salicifolia A. Ramsay Mar. 205 Los Angeles Little Tujunga Canyon Comment
  POM350352  Baccharis salicifolia Robin S. Collins 1973-5-15 305 Los Angeles Angeles National Forest; Trail Canyon, into cyn. ca. 1/2 - 1 mi from beginning of pack trail 610 Comment
  UCR219437  Baccharis salicifolia R. G. Swinney 2009-3-28 10180 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  RSA0030919  Baccharis salicifolia Bonnie C. Templeton, Ira W. Clokey 1930-3-11 1414 Los Angeles Westwood Hills. Santa Monica Mts. 200 Comment
  UCD129470  Baccharis salicifolia subsp. salicifolia Elise Jackson 1993-4-25 44 Los Angeles Newhall, Placerita Canyon Nature Center, adjacent to parking lot. 487 Comment
  CAS-BOT-BC100024  Balsamorhiza deltoidea Le Roy Abrams; E. A. McGregor 1908-6-20 356 Los Angeles Liebre Mountain 1371 Comment
  RSA165698  Barbarea orthoceras Wesley O. Griesel 1963-5-26 789 Los Angeles Big Pines Recreational Area. 2104 Comment
  CAS-BOT-BC75751  Berberis nevinii Rev. J. C. Nevin 1904-1-1 s.n. Los Angeles Big Tejunga Wash near San Fernando. Comment
  LA204056  Berberis nevinii John Thomas Howell; Martha Hilend 1930-5-11 sn Los Angeles San Fernando Valley Comment
  UC557626  Bergerocactus emoryi Nell Murbarger 1936-3 92 Los Angeles San Clemente Island Comment
  RSA423231  Beta vulgaris Anstruther Davidson 1893-05 s.n. Los Angeles Los Angeles. Comment
  LA212045  Bidens frondosa R. G. Swinney; 2009-11-9 11587 Los Angeles SAN GABRIEL MOUNTAINS, Confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork. 427.0 Comment
  CAS-BOT-BC102044  Bidens laevis Volney Rattan 1883-1-1 1883 Los Angeles Los Angeles Comment
  JEPS32544  Bidens pilosa Elizabeth Day Palmer 1908-7-29 Los Angeles Comment
  LA31647  Bidens pilosa Peter H. Raven; 1959-10-10 14617 Los Angeles Santa Monica Mountains, Westwood, UCLA campus 129 Comment
  RSA600908  Bidens pilosa L. C. Wheeler 1968-3-21 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of water supply tunnel above West Debris Basin, Brown School for Girls 457 Comment
  RSA603909  Bloomeria crocea L. C. Wheeler 1975-6-8 s.n. Los Angeles San Gabriel Mountains: ca. 1 mile E of mouth of Little Tujunga Canyon.. . Comment
  POM158343  Bloomeria crocea var. crocea M. B. Dunkle 1928-3-17 1760 Los Angeles Isthmus, Santa Catalina Island. 122 Comment
  SD39074  Bloomeria crocea var. crocea H. M. Ritter 1931-4-15 1989 Los Angeles Oak Knoll. Comment
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Jul 11 2010
  SEINET3884831  Bloomeria crocea var. montana Timothy S. Ross, Steve Boyd 1994-6-23 8061 Los Angeles Flora of the Liebre Mountains. Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. Burnt Peak 7.5' USGS Quadrangle. Elevation ca 4800-5240 feet.; 0 1494 Comment
  SFV17371  Boechera arcuata J. N. Hogue 1998-4-7 106 .1 Los Angeles San Gabriel Mountains Arroy Seco at Switzer's Picnic Area. 976 Comment
  UC205868  Boechera californica I. M. Johnston 1918-3-21 1973 Los Angeles between Upland and Claremont (San Antonio Canyon Wash); San Antonio Canyon 365 Comment
  POM541  Boechera californica I. M. Johnston 1918-5-12 1956 Los Angeles San Antonio Canyon (Camp Larkin) 1645 Comment
  RSA0099411  Boechera repanda R. G. Swinney 2011-8-5 15591 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  CATA1398  Bothriochloa barbinodis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2540 Los Angeles Santa Catalina Island: By road to Salta Verde, lower portion of road, toward Salta Verde 390 Comment
  UCR190873  Boykinia rotundifolia R. G. Swinney 1999-7-14 7554 Los Angeles San Gabriel Mtns., Allison Gulch, an eastern tributary of East Fork San Gabriel River Canyon 1012 Comment
  UCR194587  Boykinia rotundifolia R. G. Swinney 1998-7-24 6568 Los Angeles San Gabriel Mtns., upper Fish Fork of San Gabriel River 1585 Comment
  UCR177562  Brassica fruticulosa LeRoy Gross 2006-1-18 2442 Los Angeles Coastal Plains and Basins; San Gabriel Valley, Rancho Santa Ana Botanic Garden [Claremont]. Northwest section of the plant communities, just south of Dr. Thorne's boojum tree (Idria columnaris) 412 Comment
  UCR23555  Brassica rapa John C. Roos 1941-2-17 s.n. Los Angeles Westwood Village, Los Angeles 90 Comment
  RSA482931  Brassica rapa Jack Rempel 1932-3-27 s.n. Los Angeles El Segundo. Comment
  LA202761  Brickellia californica Barry A. Prigge; 2011-10-20 16130 Los Angeles Santa Monica Mountains, Griffith Park, along Mt Hollywood Trail on S-side of Toyon Canyon landfill, 120 m NW (downhill) of junction with North Trail Comment
  POM182360  Brickellia californica Joseph A. Ewan 1931-10-24 s.n. Los Angeles La Sierra Canyon above Seminole Hot Springs Comment
  SBBG109004  Brickellia californica S. A. Junak 1996-10-2 SCl 703 Los Angeles lower portion of Horse Cyn 30 Comment
  SBBG95459  Brickellia californica M. B. Dunkle 1928-10-17 2022 Los Angeles Howland's Comment
  UCR210011  Brickellia californica R. G. Swinney 2008-10-7 9465 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  SEINET12053181  Brodiaea coronaria Unknown 1933-1 8465 Los Angeles near Los Angeles Comment
  SBBG109034  Brodiaea kinkiensis S. A. Junak 1996-5-30 SCl 554 Los Angeles Twin Dams Cyn, ca. 0.8 mi NE of Camera Pad Boulder 1 381 Comment
  UCR194178  Bromus anomalus R. G. Swinney 1998-7-24 6563 Los Angeles San Gabriel Mtns., Upper Fish Fork, furthest NE fork adjacent to Pine Mtn. Ridge 2012 Comment
  RSA385300  Bromus arizonicus Anstruther Davidson 1917-04 3178 Los Angeles E. Los Angeles. Comment
  CAS-BOT-BC149408  Bromus berteroanus Geo. B. Grant 1905-4-15 s.n. Los Angeles Pasadena. Comment
  RSA385303  Bromus carinatus Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  UCR152887  Bromus carinatus A. C. Sanders, Helen Kennedy 2005-4-13 29439 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA598089  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3786 Los Angeles San Gabriel Mountains. Natural depression SSW of Crystal Lake 1692 Comment
  CATA3359  Bromus catharticus Amy Catalano 2017-4-25 066 Los Angeles Santa Catalina Island: NW end of Little Harbor Campground, old horse tie-out post at campsite #2 13 Comment
  CATA995  Bromus diandrus Mark L. Hoefs 1994-5-21 1869 Los Angeles Santa Catalina Island: Near Renton Mine Road 195 Comment
  LA103456  Bromus diandrus Barry A. Prigge; 1986-3-20 6973 Los Angeles Tehachapi Mountains, 0.4 mi. E of Gorman on Lancaster Road 1127 Comment
  LA13815  Bromus diandrus A. M. Johnson; 1932-4-6 3932 Los Angeles corner Wilshire and Selby Comment
  RSA562560  Bromus diandrus Steve Boyd, Walter Appleby 1993-4-22 7976 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon. 854 Comment
  RSA659813  Bromus diandrus Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 108 Los Angeles San Clemente Island. Comment
  RSA660814  Bromus diandrus Gerald Braden 1988-5-22 34 Los Angeles Strawberry Peak., UTM 379652 N. 39744 E. [inaccurate UTM] Comment
  UC1922894  Bromus diandrus Valerie Soza, Miriam Sidibeh 2003-3-26 1615 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR213391  Bromus diandrus A. C. Sanders, Dan S. Cooper 2010-3-12 37330 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA92042  Bromus grandis F. W. Peirson 1918-5-19 1556 Los Angeles Millard's Canyon, south base of San Gabriel Mts. Comment
  RSA650445  Bromus hordeaceus Vance Langford 1948-3-29 s.n. Los Angeles Corner of Olive Ave. and Kenneth road, Burbank. Comment
  UCD58706  Bromus hordeaceus Geoffrey Levin 1975-5-25 653 Los Angeles Blanchard Park. Pomona College. Claremont. 335 Comment
  LA35611  Bromus hordeaceus A. K. Khudairi; 1951-5-16 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon Comment
  SBBG131660  Bromus madritensis S. A. Junak 1999-5-20 SCa 944 Los Angeles just S of Cottonwood-Black Jack Rd 304 Comment
  UCR273761  Bromus madritensis R. G. Swinney 2011-5-10 14635 A Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  RSA601176  Bromus madritensis subsp. madritensis L. C. Wheeler 1967-6-27 9919 Los Angeles San Gabriel Mountains : Sunset Ridge, NE of Cogswell Reservoir. 640 Comment
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Feb 4 2015
  UCR106056  Bromus madritensis subsp. madritensis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles Santa Susana Mtns., E edge of range, just west of San Gabriel Mtns. 'Sunshine Canyon' (name not shown on topo): Sunshine Canyon Landfill Property, west of San Fernando Road and Hwy I-5, just SW of interchange with State Route 14 (Fwy) 488 Comment
  UCR144157  Bromus madritensis subsp. madritensis Scott D. White 1997-5-8 5095 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  CATA632  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-16 1092 Los Angeles Santa Catalina Island: Near upper end of Renton Mine Road 304 Comment
  OBI32507  Bromus madritensis subsp. rubens Robert Lee Allen, David J. Keil and V. L. Holland 1982-4-16 A 488 Los Angeles Along State Hwy 138; 18 mi E of intersection with I-5 in Gorman 823 Comment
  SEINET7047900  Bromus madritensis subsp. rubens Steven R. Hill, Kate Kramer 2001-4-22 33348 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. Elevation about 2640 feet. Comment
  CAS-BOT-BC161862  Bromus rubens Rev. J. C. Nevin 1904-5-1 s.n. Los Angeles Los Angeles River. Comment
  LA90666  Bromus rubens Ernie Small; 1967-5-7 sn Los Angeles Antelope Valley, S end of Edwards Air Force Base, on 140th St Comment
  POM363945  Bromus rubens H. L. Bauer 1932-5-10 s.n. Los Angeles Santa Monica Mountains: Along road to Saddle Peak. 671 Comment
  UCD59568  Bromus rubens Fay A. MacFadden 1935-4-12 s.n. Los Angeles Weldon Canyon. Comment
  SFV21042  Bromus sterilis L. Gross, V. Soza 2001-6-6 441 Los Angeles Verdugo Mountains North side of mountains. Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. Down the road (north) until you come to bottom of canyon in more or less shady, damp area in dry canyon bed. 427 Comment
  SEINET3223871 Image available Bromus tectorum R. G. Swinney 2009-4-2 10267 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5' Q.) 1223 Comment
  LA33358  Bromus tectorum Peter H. Raven; Henry J. Thompson 1959-5-5 14109 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 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
  IRVC26445  Calandrinia ciliata A. C. Sanders, Mark Elvin, et al. 2003-3-4 25694 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
  RSA799927  Calandrinia ciliata Justin M. Wood 2009-3-20 368 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  RSA65437  Calandrinia ciliata F. W. Peirson 1919-3-30 356 Los Angeles Tujunga Canyon, west end of San Gabriel Mts. Comment
  UC557716  Calandrinia ciliata Nell Murbarger 1936-3-1 108 Los Angeles mesa summit in ravines San Clemente Island Comment
  SBBG131563  Calandrinia menziesii S. A. Junak 2000-4-15 SCa 1204 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from junction with Divide Rd 478 Comment
  RSA13892  Callitriche marginata L. C. Wheeler 1934-3-6 2397 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  RSA732927  Calochortus albus Richard G. Swinney 2000-5-21 7773 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  CAS-BOT-BC132287  Calochortus catalinae Peter H. Raven; H. L. Wedberg 1957-6-15 10909 Los Angeles In Latigo Canyon, 0.8 miles n. of U.S. 101A, Santa Monica Mts. Comment
  LA22333  Calochortus catalinae Carl Epling; Lincoln Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon 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
  SEINET12045791  Calochortus catalinae B. C. Templeton 1939-1 4587 Los Angeles Huntington Palisades, Santa Monica Mts Comment
  CAS-BOT-BC132336  Calochortus clavatus Tim Ross; Steve Boyd 1993-5-23 7249 a Los Angeles Lower, easterly ridge of Red Mtn, ca 700-840 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  UC1174999  Calochortus clavatus E. K. Balls and P. C. Everett 1959-6-29 23863 Los Angeles 1 mi ne Stokes Canyon entrance; Santa Monica Mts. 243 Comment
  RSA709913  Calochortus flexuosus Sarah J. De Groot, Krina De Groot 2005-3-12 3615 Los Angeles Cultivated at Rancho Santa Ana Botanic Garden. Original material from the Whipple Mountains, San Bernardino county, CA. Ridge near summit. 1104 Comment
  RSA264161  Calochortus invenustus Walter Wisura 1977-6-17 3675 Los Angeles Big Pine to Blue Ridge trail. Comment
  SD134561  Calochortus kennedyi Craig Reiser 1991-5-6 Los Angeles Common on ridgeline, Palmdale, Verde Ridge. (IPB 3/08) Comment
  RSA587976  Calochortus kennedyi var. kennedyi J. Aug Kusche 1922-05 s.n. Los Angeles Hard clay or gravelly soil, Mohave Desert. Comment
  CAS-BOT-BC493410  Calochortus splendens Louis C. Wheeler 1934-4-27 2570 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  SEINET12044550  Calochortus splendens F. R. Fosberg 1931-1 54690 Los Angeles Santa Catalina Island, SE slopes of Black Jack Mt 350 Comment
  CAS-BOT-BC221399  Calystegia longipes Timothy S. Ross; Steve Boyd 1990-6-1 2760 Los Angeles San Gabriel Mountains. Moody Canyon (a.k.a. The Toilet Bowl of Death): draining northward from Messenger Flats and Mt Gleason 1341 Comment
  RSA716890  Calystegia longipes LeRoy Gross 2006-6-19 2519 Los Angeles Forest Service road survey: Santa Clara Divide. Along road (3N17.6) from North Fork Saddle Station east to near 34.37875, 118.23062. Comment
  SEINET13203236 Image available Calystegia macrostegia subsp. arida R. G. Swinney 2011-1 14155 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  RSA394872  Calystegia macrostegia subsp. cyclostegia Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  UCD126096  Calystegia macrostegia subsp. cyclostegia Beth Greenhalgh 1993-3-19 7 Los Angeles Santa Monica Mountians, Malibu, at south end of 29716 Baden Place. 15 Comment
  CAS-BOT-BC215795  Calystegia macrostegia subsp. intermedia John H. Thomas 1957-4-27 6713 Los Angeles Coast hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Pt. Dume, 15 miles due west of Santa Monica, Santa Monica Mountains 152 Comment
  SEINET4077773  Calystegia macrostegia subsp. macrostegia M. B. Dunkle 1939-1 7291 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA646119  Calystegia peirsonii Orlando Mistretta 1995-4-21 s.n. Los Angeles Little Rock Creek Management Unit; Kitter Section 1158 Comment
  POM3210  Camissonia bistorta C. F. Baker 1904-4-22 4171 Los Angeles Monrovia, foothills of the city Comment
  RSA0076018  Camissonia bistorta R. G. Swinney 2010-4-1 12131 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA466142  Camissonia californica M. B. Dunkle 1933-6-17 3626 Los Angeles San Antonio Canyon, dry canyon side. Comment
  RSA279019  Camissonia californica Robert F. Thorne, C. W. Tilforth 1971-4-9 41556 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek. 381 Comment
  UC1537610  Camissonia campestris Gordon H. True Jr. 1935-3-17 119 Los Angeles s slopes Lovejoy Butte 853 Comment
  UCR4030  Camissonia campestris Val Chase 1965-4-12 34 Los Angeles Mojave Desert, 2 mi north of Pinyon Hills on road from Cajon to Palmdale (Hwy 138), roadside to the west 1220 Comment
  SEINET7047925  Camissonia campestris Steven R. Hill, Kate Kramer 2001-4-22 33375 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  RSA145194  Camissonia campestris subsp. campestris E. G. Linsley 1960-5-6 60 -56 Los Angeles Mojave Desert, 18 miles W of Lancaster Comment
  RSA454726  Camissonia campestris subsp. campestris Robert Gustafson 1978-6-1 956 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
  RSA757804  Camissonia campestris subsp. campestris Orlando Mistretta, Christine Mistretta 2008-4-7 2371 Los Angeles along SCE transmission line corridor, ca. 1.5 mi. NW of intersection of transmission line with State Hwy. 14 (1.75 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 41 per TRTP survey-2008) 972 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
  RSA652337  Camissonia cheiranthifolia subsp. suffruticosa G. A. Conley 1955-5-22 s.n. Los Angeles Playa Del Rey Sand Dunes. 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
  RSA448941  Camissonia claviformis subsp. aurantiaca Ora M. Clark 1929-3-30 1931 Los Angeles s.w. Lancaster. Comment
  POM3222  Camissonia claviformis subsp. claviformis Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  UCR183577  Camissonia graciliflora A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33528 Los Angeles Western Transverse Range; Liebre Mtns. Region, south of hwy 138 just east of mouth of Horse Camp Canyon, c. 1 mile ENE of La Liebre Ranch 976 Comment
  RSA584287  Camissonia hirtella Tim S. Ross, Orlando Mistretta 1993-5-26 7302 Los Angeles W end of the San Gabriel Mtns: southerly slope off the main E/W divide about midway between Wilson Canyon Saddle and May Canyon Saddle (draining to Wilson Canyon and Sylmar). 994 Comment
  RSA609267  Camissonia hirtella Louis C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek off West Fork San Gabriel River. 610 Comment
  RSA729701  Camissonia hirtella R. G. Swinney 1998-7-27 6507 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  RSA570034  Camissonia ignota Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4924 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA572173  Camissonia intermedia M. B. Dunkle 1939-4-6 7298 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA0069649  Camissonia pallida R. G. Swinney 2010-5-19 12832 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
  RSA703391  Camissonia pallida subsp. pallida Gary D. Wallace, Ann Hiller 1983-5-18 2062 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  RSA755983  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-12 2427 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  UCR271067  Camissonia strigulosa R. G. Swinney 2011-5-26 14836 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  POM184708  Camissonia strigulosa Joseph A. Ewan 1932-5-16 7271 Los Angeles Wet sand along stream bank, Tujunga Creek at Barley Flats Trail Crossing, San Gabriel Mts. 1233 Comment
  SEINET5344152  Camissoniopsis cheiranthifolia N. K. Berg 2004-8-3 s.n. Los Angeles Redondo Comment
  JEPS31788  Camissoniopsis hirtella C. E. Hutchinson 1892-6-4 Los Angeles San Gabriel Canyon San Gabriel Mts. 487 Comment
  OBI28050  Camissoniopsis ignota David J. Keil, Dirk Walters 1977-4-30 12301 Los Angeles Ridge Rte, ca 2 mi S of jctn With Los Angeles Co Rd N2 1280 Comment
  UC874051  Camissoniopsis micrantha F. R. Fosberg 1931-3-20 S 4315 Los Angeles mouth of Hamilton Canyon Santa Catalina Island 2 Comment
  SFV15557  Capsella bursa-pastoris R. K. Stachelek 1992-4-14 16 Los Angeles San Gabriel Mountains Sylmar, Stetson Ranch Park. Along dirt road off of main fire road. 500 Comment
  SFV6193  Cardamine californica R. M. Muran 1974-2-17 22 Los Angeles Santa Monica Mountains Near creek in Zuma Canyon. 396 Comment
  RSA66112  Cardamine californica var. californica F. W. Peirson 1919-1-5 265 Los Angeles Sawpit Canyon or Monrovia Canyon. 579 Comment
  UCR200214  Carduus pycnocephalus Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 877 Los Angeles Verdugo Mountains, northeast side'', Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Near archery station off main road. 366 Comment
  RSA748465  Carex alma R. G. Swinney 2001-8-27 8089 Los Angeles 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2463 Comment
  RSA764065  Carex alma R. G. Swinney 2008-8-13 9394 Los Angeles Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  UCR202747  Carex alma R. G. Swinney 2001-8-27 8089 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  UCR259255  Carex alma R. G. Swinney 2010-6-4 12998 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  RSA669141  Carex alma LeRoy Gross 2002-6-24 546 Los Angeles North side.Off La Tuna Canyon Road (Santa Monica Mountains Conservancy Land). 549 Comment
  UCR202721  Carex aurea R. G. Swinney, Cody Clarke 2001-8-22 8083 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  RSA656239  Carex barbarae Joseph M. Keefe 1977-6-11 22095 Los Angeles Verdugo Mountains; Glendale. South fork of Engleheard Canyon, one Km west of Elinita Ave. Camp Max Straus. 427 Comment
  CAS-BOT-BC21307  Carex fracta John Thomas Howell 1947-7-18 23424 Los Angeles San Gabriel Mountains. Big Pines. 2103 Comment
  RSA733580  Carex fracta R. G. Swinney 1998-7-29 6553 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground. 1817 Comment
  RSA0022829  Carex hassei Duncan S. Bell, Caitlin Elam 2013-8-1 5556 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  RSA509702  Carex multicaulis L. C. Wheeler 1967-8-9 10425 Los Angeles San Gabriel Mountains: Saddle between Little Bear Creek and Devil's Canyon. 1981 Comment
  RSA640227  Carex pellita L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  POM1461  Carex praegracilis Le Roy Abrams 1901-4-1 122 Los Angeles Ballona Harbor. Comment
  CAS-BOT-BC116602  Carex subfusca John Thomas Howell 1947-7-18 23431 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  SBBG57196  Carex subfusca V. Duran 1933-7-21 3524 Los Angeles Buckhorn 1981 Comment
  CAS-BOT-BC115674  Carex triquetra O. D. Allen 1885-3-18 s.n. Los Angeles Near Pasadena. Comment
  SEINET10751262  Carex triquetra Hermann E. Hasse Hasse s.n. Los Angeles Dry ridges. Comment
  SBBG108413  Carex tumulicola T. Ross 1995-5-21 8612 Los Angeles West fork at head of Snail Cyn, of slope Triangulation Pt, margin of draw bottom 237 Comment
  UCD50467  Carya illinoinensis Collector Unknown 1982-11-1 s.n. Los Angeles CA: Los Angeles Co.: tree infront of house at Arcadia Ave., Arcadia. Comment
  RSA425904  Castilleja affinis Julian P. Donahue 1983-5-30 s.n. Los Angeles Los Padres Natl. Forest [actually Angeles National Forest], Sawmill Mountain. 1189 Comment
  UCR223343  Castilleja applegatei R. G. Swinney 2009-5-27 10871 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  CHSC4750  Castilleja applegatei subsp. martinii M. MacArthur 1967-6-24 65 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of rd. by intermittent stream bed, Angeles National Forest. 1584 Comment
  RSA600352  Castilleja applegatei subsp. martinii Steve D. Boyd, Lauren Raz 1997-5-28 9887 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  SDSU21081  Castilleja chromosa Ian Cain, Ryan Gilmore 2010-4-15 1390 Los Angeles West of Palmdale along Elizabeth Lake Road 4.21km west north west from intersection with Highland Avenue 936 Comment
  CATA235  Castilleja exserta Mark L. Hoefs, A. Douglas Propst 1973-5-4 228 Los Angeles Santa Catalina Island: By Thompson Dam, middle canyon, south exposure 213 Comment
  SDSU10852  Castilleja exserta Gerald Collier 1951-4-7 Los Angeles At Point Dume, about 2 miles W of US Hwy 101. Comment
  UC1409129  Castilleja foliolosa Robert F. Thorne 1970-3-5 39351 Los Angeles ne slope Blackjack Mt. (at upper end of Swain's Canyon); Santa Catalina Island, Swain's Canyon 396 Comment
  UCR142504  Castilleja foliolosa F. R. Fosberg 1931-3-18 S- 4292 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 20 Comment
  RSA643107  Castilleja gleasoni Orlando Mistretta 1992-9-9 802 Los Angeles San Gabriel Mountains: ''Sold'' Peak. North Fork Management Unit; Tujunga Ranger District. Comment
  JEPS81716  Castilleja linariifolia Rimo Bacigalupi with Reino Alava 1958-7-21 6461 Los Angeles northern base Sawmill Mtn. (in bed of Pine Creek, in San Andreas Rift Zone (fault valley), opposite Forsythe Canyon, Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Sawmill Mtn. 1075 Comment
  RSA587810  Castilleja linariifolia Orlando Mistretta, Steve D. Boyd, Darin Banks 1994-4-29 1132 A Los Angeles San Gabriel Mountains. Santiago Canyon. Slopes W of main drainage below Mt Emma. 1220 Comment
  RSA628632  Castilleja miniata subsp. miniata Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: South fork Big Rock Creek, at Angeles Crest Highway. 2309 Comment
  RSA82243  Castilleja miniata subsp. miniata F. W. Peirson 1921-7-17 2726 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  SBBG125461  Castilleja minor subsp. spiralis A. Parikh, N. Gale 2010-6-18 3329 Los Angeles upper Big Tujunga Cyn, 1.2 km N of St Hwy 2, 0.3 km W of upper Big Tujunga Cyn Rd, San Gabriel Mtns 1225 Comment
  LA209230  Castilleja plagiotoma Elizabeth Grant; 1937-5-8 sn Los Angeles Mint Canyon Comment
  RSA429522  Caulanthus heterophyllus Fordyce Grinnell Jr. 1921-4-3 [ 15736 ] Los Angeles Santa Monica Mts. Pacoima Canyon. Comment
  CAS-BOT-BC47915  Ceanothus arboreus Carl B. Wolf 1932-5-9 3490 Los Angeles Santa Catalina Island - Along road to Renton Mine, about due west of Pebbly Beach 304 Comment
  RSA0029521  Ceanothus arboreus Bonnie C. Templeton 1934-4-21 s.n. Los Angeles Bird Sanctuary, Griffith Park Comment
  RSA703176  Ceanothus cordulatus Scott D. White 2004-8-11 10707 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  CAS-BOT-BC48735  Ceanothus crassifolius Geo. B. Grant 1906-6-10 6671 Los Angeles Mt. Lome, Castle Canyon 914 Comment
  CAS-BOT-BC48752  Ceanothus crassifolius Ernest Braunton 1902-3-15 146 Los Angeles Eagle Rock Canyon Comment
  RSA398852  Ceanothus crassifolius L. E. Hoffman 1931-11-5 s.n. Los Angeles Millard's Canyon, Angeles National Forest, San Gabriel Mountains. Comment
  UCR198327  Ceanothus crassifolius Gary Kovnat, LeRoy Gross 2003-1-19 06 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail Comment
  CAS-BOT-BC83809  Ceanothus cuneatus var. cuneatus D. O. Burge 2009-3-30 1071 b Los Angeles Sierra Pelona Mountains, Ruby Canyon 615 Comment
  RSA774617  Ceanothus leucodermis R. G. Swinney 2009-7-29 11425 Los Angeles Pacifico Mountain summit. 2134 Comment
  UCR108372  Ceanothus leucodermis L. C. Wheeler 1961-6-13 7870 Los Angeles San Gabriel Mtns, Pacoima Canyon at Bad Canyon 1098 Comment
  RSA399122  Ceanothus megacarpus Helen M. Oster 1924-3-22 s.n. Los Angeles Between Vermont and Western Comment
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Feb 17 2015
  SBBG95488  Ceanothus megacarpus var. insularis M. B. Dunkle 1928-12-30 2038 Los Angeles upper Oak Cyn Comment
  LA91422  Ceanothus megacarpus var. megacarpus Bruce Douglas Clayton; Greg Shaw 1972-3-20 23 Los Angeles SANTA MONICA MOUNTAINS, upper Temescal and Rustic Canyons, Mountain Park Research Campus, about 100 ft down Ceanothus Road. 518 Comment
  CAS-BOT-BC50478  Ceanothus oliganthus Joseph Andorfer Ewan 1933-5-16 10852 Los Angeles San Gabriel Mts. - Little Santa Anita Canyon Comment
  CAS-BOT-BC50498  Ceanothus oliganthus Le Roy Abrams 1899-3-11 292 Los Angeles Millards Canyon Comment
  RSA724566  Ceanothus oliganthus K. Dobry 1991-3-16 d- 251 Los Angeles Santa Monica Mts. Upper Stunt Rd. Cold Creek Cyn Comment
  UCR255468  Ceanothus oliganthus Dan S. Cooper 2014-5-23 514- 09 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, upper Vista del Valle Rd. northeast of Mt. Hollywood 348 Comment
  POM2838  Ceanothus oliganthus var. oliganthus I. M. Johnston 1917-9-17 1724 Los Angeles Cow Ca - on 915 Comment
  UC66842  Ceanothus spinosus N. K. Berg 1904-3-7 Los Angeles Santa Monica Comment
  UCD112706  Ceanothus spinosus Daryl Koutnik 1978-3-24 s.n. Los Angeles Mulholland Highway, two miles west of Seminole Hot Springs. 426 Comment
  SEINET11740293  Cedrus libani Unknown 1968-1 s.n. Los Angeles Topango Canyon, ca 45 mi N of Los Angeles Comment
  SFV7520  Centaurea benedicta S. Feldman, M. H. Grayum 1975-5-13 107 Los Angeles Santa Monica Mountains Tapia Park. 152 Comment
  RSA631375  Centaurea melitensis Valerie L. Soza, LeRoy Gross 1999-5-10 453 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  SEINET4044544 Image available Centaurea melitensis D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  UCR273108  Centaurea melitensis R. G. Swinney 2011-4-26 14522 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA128231  Centaurea repens Peter H. Raven 1959-10-31 14731 Los Angeles Rose Ave at Walgo Ave, Santa Monica 46 Comment
  UC878344  Centaurium davyi L. W. Nuttall 609 Los Angeles Santa Catalina Island Comment
  RSA589062  Centaurium exaltatum Orlando Mistretta 1994-6-6 1323 Los Angeles Little Rock Creek. Slopes on east side of canyon S. of jct. of Forest Service roads 4N15 and 5N04.3. 1311 Comment
  RSA607828  Centaurium venustum Louis C. Wheeler 1947-7-4 6539 Los Angeles San Gabriel Mountains: El Prieto Canyon, off Millard Canyon. Comment
  UC72147  Centaurium venustum Geo. B. Grant 1901-1 441 Los Angeles Oak Knoll Pasadena Comment
  RSA583059  Centranthus ruber Tim S. Ross, Janet Takara, S. Otte 1993-4-25 6975 Los Angeles Santa Catalina Island: E of Avalon along Mount Ada Road, and ca 345 m S of Abalone Point. 122 Comment
  RSA724440  Cercocarpus betuloides K. Dobry 1991-4-22 d- 820 Los Angeles Santa Monica Mts Upper Cold Creek Cyn off Stunt Rd So. Side Comment
  RSA771596  Cercocarpus betuloides R. G. Swinney 2009-6-2 11003 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SJSU2323  Cercocarpus betuloides Victor Duran 1933-8-10 3544 Los Angeles S Fork Big Rock Cr, San Gabriel Mts 1394 Comment
  UCD113031  Cercocarpus betuloides T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  CAS-BOT-BC142174  Cercocarpus betuloides var. betuloides Alice Eastwood 1919-6-20 9030 Los Angeles Mt. Wilson Comment
  SBBG70709  Cercocarpus betuloides var. betuloides R. Hoffmann 1927-6-14 Los Angeles E end, Pine Cyn Comment
  POM243680  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-5-6 S 4798 Los Angeles Santa Catalina Island. Cape Canyon. 10 Comment
  RSA449416  Cercocarpus betuloides var. blancheae Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  SD230283  Cercocarpus ledifolius var. intermontanus V. W. Steinmann 1996-6-17 921 Los Angeles San Gabriel Mtns., ca. 2.5 km (by air) SSW of Mt. San Antonio, along Baldy Trail. 2550 Comment
  CAS-BOT-BC143811  Cercocarpus ledifolius var. ledifolius Geo. B. Grant 1904-7-23 6369 Los Angeles Mt. San Gorgonio, Mill Creek Comment
  RSA190897  Cercocarpus traskiae Robert F. Thorne 1967-3-18 36735 Los Angeles Santa Catalina Island. Wild Boar Gully, ca. 1 mi. WNW of Salta Verde Point 198 Comment
  CAS-BOT-BC279444  Chaenactis Palmer Stockwell 1940-4-23 1502 -A Los Angeles 1 mile south of Gorman Comment
  POM6063  Chaenactis artemisiifolia Otis Hiatt 1906-6-3 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  UCR258785  Chaenactis artemisiifolia R. G. Swinney 2010-5-25 12968 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  JEPS5012  Chaenactis artemisiifolia Rimo Bacigalupi and L. R. Heckard 1953-5-9 4106 Los Angeles e of Sun Valley (n end of Verdugo Hills, near road-end (dirt road on private property of R.S. Saunders) at narrow portion of La Tuna Canyon); La Tuna Canyon, Verdugo Hills Comment
  RSA003816  Chaenactis artemisiifolia Fay A. MacFadden 1929-06 1992 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  CAS-BOT-BC277380  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1904-5-14 6215 Los Angeles Playa del Rey Comment
  RSA641680  Chaenactis santolinoides Orlando Mistretta 1993-6-2 847 Los Angeles San Gabriel Mountains: Viscinity of Mt. Baden Powell. Near Vincent Gap, north slope of Mt. Baden Powell above Vincent Gulch. 2042 Comment
  RSA652573  Chaenactis stevioides Marion P. Harthill 1974-4-22 1663 Los Angeles Mojave Comment
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Jan 4 2012
  UCR266128  Chaenactis stevioides Orlando Mistretta, Christine Mistretta 2005-4-21 2053 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  CAS-BOT-BC279719  Chaenactis xantiana H. M. Hall 1900-6-3 1483 Los Angeles San Antonio Mountains. Swarthout Canyon 1767 Comment
  UC579433  Chaenactis xantiana A. D. Gifford 1935-3-31 531 Los Angeles 5.6 mi nw of Redrock Mountain; Tejon 1280 Comment
  CAS-BOT-BC279713  Chaenactis xantiana Ernest C. Twisselmann 1959-6-2 5333 Los Angeles Liebre Mountain: just below the fire lookout 1478 Comment
  RSA571276  Chamaesyce albomarginata Steve Boyd, Darin L. Banks, Orlando Mistretta 1994-4-29 8317 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  RSA725194  Chamaesyce albomarginata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -47 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
  SBBG67709  Chamaesyce albomarginata M. N. Ackley -Jun-1925 346 Los Angeles Glassell 121 Comment
  RSA591662  Chamaesyce maculata L. C. Wheeler 1966-9-21 8895 Los Angeles San Gabriel Mountains, north fork San Gabriel Canyon, 1/4 mile downhill from intersection of main road to upper Bichota Canyon. 854 Comment
  UC1184975 Image available Chamaesyce melanadenia Huron H. Smith 1912-5-3 4933 Los Angeles Azusa; ; Azusa, Los Angeles Co. 243 Comment
  RSA585914  Chamaesyce serpillifolia T. S. Ross 1991-11-15 s.n. Los Angeles Claremont: RSABG grounds: Indian Hill Mesa. 405 Comment
  UC56928  Chamaesyce serpyllifolia Miss E. D. Palmer July 1902 Los Angeles Claremont Comment
  RSA248850  Cheilanthes newberryi Robert F. Thorne 1973-4-11 42865 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  CLARK-A1528-2553  Chenopodium album John C. Roos 1947-8-17 Los Angeles San Fernando Valley Comment
  RSA423410  Chenopodium ambrosioides Robert Gustafson 1980-9-16 1920 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  UCR127382  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25523 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR177303  Chenopodium berlandieri LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1041 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
  POM219206  Chenopodium botrys L. C. Wheeler 1932-5-26 750 Los Angeles San Gabriel wash at Arrow Highway. 107 Comment
  UCR199984  Chenopodium botrys Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1364 Los Angeles Transverse Ranges; Verdugo Mountains, Intersection of North Beaudry Motorway and Deer Creek 518 Comment
  SBBG37898  Chenopodium californicum M. B. Dunkle 1939-4-2 7202 Los Angeles San Clemente Island, SE point of island Comment
  UC483199  Chenopodium californicum L. R. Abrams and I. L. Wiggins 1931-7-6 355 Los Angeles vicinity of Mosquito Harbor San Clemente Island Comment
  RSA478475  Chenopodium californicum George R. Johnstone 1930-4-7 s.n. Los Angeles San Francisquito Canon, public camp grounds. Comment
  SBBG59027  Chenopodium californicum S. A. Junak 1997-3-7 SCl 737 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  UC1584055  Chenopodium desiccatum Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4052 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Angeles Nat'l Forest, Tujunga Ranger 1658 Comment
  RSA64804  Chenopodium fremontii F. W. Peirson 1923-8-31 4023 Los Angeles Blue Ridge, north slope of San Gabriel Mountains. 2591 Comment
  CATA1653  Chenopodium murale Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2939 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  RSA478536  Chenopodium murale F. R. Fosberg 1931-5-4 S 4761 Los Angeles Santa Catalina Island. Bullrush Canyon. 60 Comment
  SD252319  Chenopodium murale Steven A. Junak 2000-6-29 Sca 1345 Los Angeles Santa Catalina Island: Bird Rock, near High Point, NW end of Opuntia patch. 11 Comment
  UCR265526  Chenopodium murale Dan S. Cooper 2015-3-22 315- 23 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. along dirt service road at northern edge of Commonwealth Nursery 250 Comment
  RSA536073  Chenopodium murale T. S. Ross 1991-5-21 5414 Los Angeles San Clemente Island, upper reaches of Box Canyon, SW side of island 404 Comment
  POM265711  Chenopodium pumilio J. C. Roos 1942-6-17 1276 Los Angeles Garden, mouth of Mandeville Canyon. Comment
  CAS-BOT-BC184879  Chloris virgata Ernest C. Twisselmann 1970-10-17 17545 Los Angeles Mojave Desert. Antelope Valley. Gorman Highway 5 miles west of Highway 14. 1005 Comment
  RSA392621  Chorizanthe brevicornu var. brevicornu Anstruther Davidson 1926-05 s.n. Los Angeles Llano, Mojave Desert. Comment
  SEINET10479903  Chorizanthe californica Carl B. Wolf 1931-7-2 Wolf 2261 Los Angeles Little Tujunga Wash, 1/2 mile above the bridge on the road from Sunland to San Fernando. Upper Sonoran. 1100 feet. 335 Comment
  CAS-BOT-BC252767  Chorizanthe parryi var. fernandina W. S. Lyon 1884-4-1 s.n. Los Angeles Los Angeles River Comment
  CAS-BOT-BC252778  Chorizanthe parryi var. parryi Geo. B. Grant 1902-6-1 171 Los Angeles Mt. Lowe, So. Cal. 1219 Comment
  CAS-BOT-BC244801  Chorizanthe staticoides Geo. B. Grant 1904-6-17 s.n. Los Angeles Pasadena Comment
  UC1237993  Chorizanthe xanti John Weiler and Roy L. Taylor May 12 1961-May 15 1961 61113 Los Angeles along Soledad Canyon Road 1.8 mi ne Solemint; ne of Solemint Comment
  UCR257518  Chorizanthe xanti var. xanti Mitch Provance 2010-4-20 0410- 17 Los Angeles Western Transverse Range, hills south of Hwy 138 in vicinity of High Desert Hunt Club, c. 3 miles east of Quail Lake 965 Comment
  RSA603395  Chrysanthemum coronarium L. C. Wheeler 1975-5-13 s.n. Los Angeles Rio Hondo: at San Gabriel Blvd. Comment
  UC1980198  Chrysanthemum coronarium R. Old 2003-3-20 sn Los Angeles USA. CALIFORNIA. Los Angeles. Santa Monica / Los Angeles vicinity. Comment
  UCR209918  Chrysolepis sempervirens R. G. Swinney 2008-7-25 9312 Los Angeles San Gabriel Mtns., Twin Peaks, west peak 2316 Comment
  RSA761714  Chrysothamnus nauseosus subsp. consimilis R. G. Swinney 2008-10-10 9554 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  SFV6452  Chylismia claviformis T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 205 a Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  CAS-BOT-BC160578  Chylismia claviformis subsp. aurantiaca J. Massey; J. Henrickson 1966-4-9 1203 Los Angeles Mojave Desert: 5 mi w of Victorville on HW 395 Comment
  UCR259940  Cirsium occidentale var. coulteri R. G. Swinney 2010-4-13 12212 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA647801  Cirsium occidentale var. occidentale LeRoy Gross, Laura Moore 2000-6-5 216 Los Angeles Verdugo Mountains: Brand Canyon, a short distance above the cemetery 350 Comment
  UC1587213  Cirsium occidentale var. occidentale Tim Ross, Orlando Mistretta, Mike Hammit 1991-5-20 5325 Los Angeles terrace flats between Box and Horse Canyon (w side of San Clemente Island); San Clemente Island 484 Comment
  UC625079  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-14 S 4876 Los Angeles 2 mi above ranch Middle Ranch Canyon; Santa Catalina Island 220 Comment
  CAS-BOT-BC286518  Cirsium undulatum Alice Eastwood 1917-7-20 6510 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC438756  Cistanthe monandra Alice Eastwood 1913-5-11 3177 Los Angeles San Fernando Wash Comment
  RSA710329  Cistanthe monandra LeRoy Gross 2005-5-3 2197 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
  RSA651386  Cistus ladanifer T. Strid 1972-4-29 s.n. Los Angeles L.A.S.Co.A. Fire Plot, Los Pinetos Guard Sta. 1097 Comment
  RSA448247  Clarkia bottae E. A. Purer 1935-5-11 6584 Los Angeles Santa Monica Hills. Comment
  RSA453455  Clarkia bottae Anstruther Davidson 1908-05 s.n. Los Angeles Sierra Madre. Comment
  UC1071974  Clarkia bottae H. and M. Lewis 1946-7-14 31 Los Angeles 0.6 mi from Sepulveda Blvd. (North Sepulveda Way); Santa Monica Mt. Comment
  UC1594361  Clarkia bottae Tim Ross 1992-5-17 6345 Los Angeles 260 m w of mouth Cattle Canyon (near elbow of river); San Gabriel Mountains, East Fork San Gabriel River 576 Comment
  RSA311399  Clarkia cylindrica subsp. cylindrica Cheryl A. Lawson 1971-6-26 394 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  POM3126  Clarkia deflexa J. Tucker 1902-04 s.n. Los Angeles Collected near Pasadena Comment
  RSA584856  Clarkia dudleyana Tim S. Ross 1993-6-1 7359 Los Angeles Just NW of Chantry Flat along Upper Winter Creek Trail. 732 Comment
  RSA188315  Clarkia epilobioides Robert F. Thorne 1966-4-28 36227 Los Angeles Santa Catalina Island: W-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon. 259 Comment
  UC450944  Clarkia epilobioides Fay A. MacFadden 1931-4-10 2600 Los Angeles Tuna Canyon Verdugo Hills Comment
  CAS-BOT-BC172004  Clarkia epilobioides Timothy S. Ross; Darin Banks 1994-4-12 7488 Los Angeles San Francisquito Canyon, westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon, ca 310 m S of where Drinkwater Canyon joins S. Fr. Canyon. 554 Comment
  POM246439  Clarkia purpurea subsp. quadrivulnera F. R. Fosberg 1931-4-23 S- 4696 Los Angeles Santa Catalina Island. Hay Press 350 Comment
  UCR223517  Clarkia rhomboidea R. G. Swinney 2009-6-3 11061 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
  CAS-BOT-BC165498  Clarkia unguiculata Steve Boyd; Amber Maurice 2004-5-18 11322 Los Angeles Transverse Ranges; Liebre Mountains region: Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  CSUSB244  Clarkia unguiculata Art Whistler 1966-5-1 Los Angeles Roadside near Semmole Hot Springs near Mulholland Drive and Cornell Street. Comment
  RSA73363  Clarkia unguiculata F. W. Peirson 1920-5-16 2086 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 457 Comment
  SFV20800  Clarkia unguiculata L. Gross, B. Hogshead, V. Soza 2003-5-29 949 Los Angeles Verdugo Mountains West end of Verdugo Mountains at junction (saddle) of Verdugo Motorway and Wildwood Fire Road (abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago). Went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Motorway). 564 Comment
  UCSB30566  Clarkia unguiculata Patterson, R. 1976-5-21 Los Angeles End of San Martinez Canyon Road, near the Los Angeles/Ventura county line 1500 Comment
  RSA466952  Claytonia exigua subsp. exigua H. E. Hasse, Anstruther Davidson 1906-6-5 1508 Los Angeles Big Rock Creek. Comment
  SEINET13203221 Image available Claytonia parviflora R. G. Swinney 2011-1 14149 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  RSA466706  Claytonia parviflora subsp. parviflora Ruth E. Hammond 1929-05 s.n. Los Angeles Verdugo Woodlands. Comment
  RSA580450  Claytonia parviflora subsp. parviflora Timothy S. Ross, Steve Boyd 1994-5-11 7815 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  RSA733833  Claytonia parviflora subsp. viridis R. G. Swinney 2000-5-6 7672 Los Angeles San Gabriel Mtns.: c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage. 732 Comment
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Jan 26 2011
  RSA729574  Claytonia perfoliata R. G. Swinney, D. W. Larson 1999-5-15 7181 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  UCR155378  Claytonia perfoliata A. C. Sanders, T. B. Salvato 2005-5-24 30268 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  RSA65721  Claytonia perfoliata subsp. intermontana F. W. Peirson 1920-5-1 4685 Los Angeles Eaton Canyon, 0.25 mile above Idle Hour Camp. Comment
  SBBG127080  Claytonia rubra subsp. rubra A. Parikh, N. Gale 2011-6-28 3519 Los Angeles upper Big Tujunga Cyn, 0.1 km SW of Shortcut Station, 0.5 km N of St Hwy 2; San Gabriel Mtns 1280 Comment
  CAS-BOT-BC91388  Clematis lasiantha Louis C. Wheeler 1932-7-2 886 Los Angeles East Fork San Dimas Canyon, San Gabriel Mountains. 914 Comment
  RSA607435  Clematis lasiantha Louis C. Wheeler 1932-7-2 886 Los Angeles East Fork San Dimas Canyon, San Gabriel Mts. 915 Comment
  CATA1270  Clematis ligusticifolia Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2355 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  CATA3173  Clematis ligusticifolia Amy Catalano 2016-10-26 157 Los Angeles Santa Catalina Island: Middle Ranch Road, between Johnson Tree & first bridge down canyon from tree, N side of road, climbing in poison oak and willows 273 Comment
  RSA0087235  Clematis ligusticifolia R. G. Swinney 2010-9-13 13819 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  LA52023  Collinsia heterophylla A. M. Johnson; 1925-4-26 4575 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
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Jun 25 2015
  SEINET10308165 Image available Collinsia heterophylla Richard W. Macelton 1937-1 244 Los Angeles Wildwood Ranch [Glendora] Comment
  RSA408288  Collinsia heterophylla L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  SBBG58200  Collomia grandiflora R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA409244  Collomia linearis Thekla Mohr 1911-07 s.n. Los Angeles Eaton's Canyon. Comment
  JEPS47848  Convolvulus simulans A. Davidson 1914-5-1 2964 Los Angeles near Point Fermin; San Pedro Comment
  SEINET10808304  Conyza canadensis David B. Dunn 1941-2-22 Dunn 685 Los Angeles U.C.L.A. campus along Westwood Blvd. Comment
  IRVC28562  Cordylanthus rigidus A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27125 Los Angeles Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle NE end of Santa Susana Mtns. 280 Comment
  JEPS70065  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-29 2845 Los Angeles 0.4 mi e Topanga Park (on Skyline Dr.); Santa Monica Mts. 426 Comment
  JEPS70072  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-30 2852 Los Angeles 10 air mi nw Castaic (Oak Flats Campground n of Whitaker summit) 640 Comment
  SBBG126966  Cordylanthus rigidus subsp. setiger A. Parikh, N. Gale 2011-6-27 3510 Los Angeles upper Big Tujunga Cyn, just N of Shortcut Station, 0.6 km N of St Hwy 2; San Gabriel Mtns 1285 Comment
  CAS-BOT-BC287749  Coreopsis bigelovii W. R. Dudley; F. H. Lamb 1896-6-6 4336 Los Angeles Edge of Antelope Valley near Fairmont, Liebre Mts Comment
  CAS-BOT-BC287751  Coreopsis bigelovii Rimo Bacigalupi; G. T. Robbins; Sherwin Carlquist 1954-3-29 4387 Los Angeles Along old Ridge Route Rd to Lancaster from Gorman, 1.5 miles SE of Gorman 1127 Comment
  UC1536839  Coreopsis bigelovii G. H. True Jr. 1935-5-6 62 Los Angeles Neenach Antelope Valley, Neenach (between 3 points and highway) 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
  UCR4005  Coreopsis californica Val Chase 1965-4-12 33 Los Angeles Mojave Desert, 2 mi north of Pinyon Hills on road from Cajon to Palmdale (Hwy 138), roadside to the west 1220 Comment
  CHSC34422  Corethrogyne filaginifolia Philip A. Silverstone 1978-8-20 332 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. Comment
  JEPS41860  Corethrogyne filaginifolia Frank W. Peirson 1918-10-15 229 Los Angeles Summit Sister Elsie Peak; San Gabriel Mts. Comment
  RSA0103926  Corethrogyne filaginifolia R. G. Swinney 2011-10-10 15731 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
  RSA702445  Corethrogyne filaginifolia Scott D. White 2004-7-27 10631 Los Angeles San Gabriel Mtns. Clear Creek area. Roadside and hiking trail S side of Angeles Forest Hwy, ca. 0.2 mi W of jtn with Angeles Crest Hwy. 1067 Comment
  RSA749082  Corethrogyne filaginifolia R. G. Swinney 2005-8-15 8476 Los Angeles Valyermo, Devil's Punchbowl County Park, near headquarters 1463 Comment
  SJSU13580  Corethrogyne filaginifolia C. W. Sharsmith 1942-9-9 4501 Los Angeles E of Big Tujunga Canyon, S base San Gabriel Mts 670 Comment
  UCR272848  Corethrogyne filaginifolia R. G. Swinney 2011-11-1 15950 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  SD38612  Corethrogyne filaginifolia var. filaginifolia Edith A. Purer 1933-10-7 5588 Los Angeles El Segundo Comment
  RSA93291  Corethrogyne filaginifolia var. filaginifolia F. W. Peirson 1918-10-16 270 Los Angeles Pacoima Canyon 518 Comment
  RSA0001076  Corethrogyne filaginifolia var. pinetorum I. M. Johnston 1918-9-1 2137 Los Angeles San Antonio Mts, near Brown's Flat 1311 Comment
  RSA397681  Cornus californica Anstruther Davidson 1890-07 s.n. Los Angeles Cienega Comment
  UCR190616  Cotoneaster lacteus R. G. Swinney 2000-5-10 7680 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Canyon, 1.2 miles NE of Sierra Madre Ave. on shoulder of Hwy 39 244 Comment
  SBBG127968  Cotoneaster pannosus B. E. Carter 2012-8-23 6979 Los Angeles Middle Ranch Cyn, at Pump Station 2 310 Comment
  RSA801741  Cotula australis Simonsen's Nursery 1953-1-24 s.n. Los Angeles Bellflower. Comment
  CAS-BOT-BC287266  Cotula australis Elizabeth McClintock 1961-11-25 s.n. Los Angeles Northridge, NW part of San Fernando Valley Comment
  LA200399  Crassula connata A. M. Johnson; 1934-3-16 4372 Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  UCR142771  Crassula connata L. C. Wheeler 1967-4-23 9194 Los Angeles San Gabriel Mtns, N slope of Sunset Ridge at edge of firebreak by Millard Canyon 610 Comment
  UCR231154  Crassula connata R. F. Thorne, James Henrickson 1963-5-5 32307 Los Angeles Transverse Ranges; San Gabriel Mountains Foothills, Cobal Canyon, 4 miles north of Claremont 518 Comment
  NY268575  Crossosoma californicum T. S. Ross 1993-4-22 6881 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); 1000 m ESE of Cactus Peak summit; large, lichen-covered rock outcrop on NNW side of 1528-ft. peak; Santa Catalina South USGS 7.5' quad. 446.5 Comment
  RSA85073  Crossosoma californicum F. W. Peirson 1923-4-11 3444 Los Angeles In canyon below farm buildings at Eagle Ranch, San Clemente Island Comment
  SBBG108966  Crossosoma californicum S. A. Junak 1997-4-8 SCl 795 Los Angeles between two forks of upper Wall Rock Cyn 237 Comment
  UC1234760  Crossosoma californicum Peter H. Raven 1962-5-20 17785 Los Angeles Lyonothamnus grove above Whites Landing (on Airport Rd.); Santa Catalina Island 426 Comment
  RSA0088149  Croton californicus R. G. Swinney 2010-5-4 12515 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA673607  Croton californicus LeRoy Gross, Steve Fischer, Gary Wallace, et al. 2002-12-7 679 Los Angeles Limekiln Canyon. 518 Comment
  UC66755  Croton californicus N. K. Berg 1904-3-8 Los Angeles Redondo Comment
  SBBG131695  Crypsis vaginiflora S. A. Junak 1999-9-11 SCa 1098 Los Angeles W side of upper Buffalo Springs reservoir 432 Comment
  CAS-BOT-BC189247  Cryptantha Louis C. Wheeler 1968-4-26 s.n. Los Angeles Head of Bad Canyon at Santa Clara Divide Road, San Gabriel Mountains 1303 Comment
  UCR256174  Cryptantha R. G. Swinney 2010-6-4 13062 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
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Dec 7 2018
  UCR281624  Cryptantha R. G. Swinney 2014-4-30 16270 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
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Feb 19 2020
  SBBG63629  Cryptantha barbigera R. Hoffmann 1929-5-21 Los Angeles Big Rock Crk Comment
  RSA756958  Cryptantha barbigera var. barbigera Orlando Mistretta, Christine Mistretta 2008-4-14 2453 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  RSA600015  Cryptantha circumscissa Steve Boyd, Lauren Raz 1997-5-29 9928 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail. 1127 Comment
  RSA600063  Cryptantha circumscissa Steve Boyd, Lauren Raz 1997-5-20 9818 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
  LA31586  Cryptantha clevelandii Henry J. Thompson; 1959-5-31 2058 Los Angeles Santa Monica Mountains, just E of junction of Latigo Canyon Rd with Mulholland Hwy 518 Comment
  UC857090  Cryptantha clevelandii F. R. Fosberg 1931-3-24 S 4350 Los Angeles Hamilton Canyon Santa Catalina Island 30 Comment
  SD113305  Cryptantha clevelandii var. florosa Darley F. Howe 1952-6-15 2228 Los Angeles Los Angeles, Santa Monica Mountains, Mulholland Drive, ca. 9 miles from ocean Comment
  RSA0040548  Cryptantha corollata Andy C. Sanders, T. B. Salvato 2005-4-26 29743 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon. 488 Comment
  RSA729449  Cryptantha echinella R. G. Swinney 1998-7-8 6314 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  POM296756  Cryptantha intermedia Lyman Benson 1945-5-21 11727 Los Angeles Claremont: Indian Hill. Pacific Slope Drainage Area. 396 Comment
  UC56221  Cryptantha intermedia H. M. Hall Apr 1903 3779 Los Angeles Playa del Rey Comment
  UCR219910  Cryptantha intermedia R. G. Swinney, Jane Strong 2009-4-21 10416 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  POM18215  Cryptantha intermedia P. A. Munz 1923-4-10 6712 Los Angeles San Clemente Island, middle of island Comment
  POM19108  Cryptantha intermedia P. A. Munz 1923-4-9 6678 Los Angeles San Clemente Island, halfway between Casablanca and Lemon Tank Comment
  RSA656323  Cryptantha micromeres Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 687 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 594 Comment
  UCR17135A  Cryptantha micromeres W. W. Wright 1977-6-12 s.n. Los Angeles Eastern slope of the Verdugo Mtns., above Camp Max Straus. Verdugo City 381 Comment
  LA31589  Cryptantha microstachys Henry J. Thompson; 1959-5-24 sn Los Angeles Santa Monica Mountains, Tuna Canyon, 1.9 mi N of Pacific Coast Hwy on Tuna Canyon Rd 335 Comment
  RSA647795  Cryptantha microstachys LeRoy Gross, Laura Moore 2000-6-5 203 b Los Angeles Verdugo Mountains: Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview & Mountain, Glendale. 274 Comment
  UCR136829  Cryptantha microstachys John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA0067561  Cryptantha muricata R. G. Swinney 2010-5-4 12498 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
  RSA0069770  Cryptantha muricata LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6988 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  SBBG118901  Cryptantha muricata S. Boyd with A. Maurice 2004-5-18 11313 Los Angeles rd leading to Atmore Meadows area from main rd on crest, at crossing of spring overflow 1437 Comment
  RSA499692  Cryptantha muricata H. de Forest, George R. Johnstone 1925-5-16 s.n. Los Angeles Hollywood Mt. Comment
  RSA0079309  Cryptantha muricata var. jonesii R. S. Woglum 1935-5-6 725 Los Angeles Mojave Desert: Palmdale. Comment
  RSA0079211  Cryptantha muricata var. muricata P. A. Munz, R. D. Harwood 1920-4-21 3707 Los Angeles San Dimas Canyon. 457 Comment
  UCR127958  Cryptantha nevadensis A. C. Sanders, E. J. Lott 1993-5-6 13962 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  RSA0091359  Cryptantha pterocarya var. pterocarya R. G. Swinney 2011-4-1 14289 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA0079037  Cryptantha pterocarya var. pterocarya L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon 1/2 mile south-southwest of Blum Ranch. 975 Comment
  RSA709634  Cryptantha similis LeRoy Gross 2005-4-28 2115 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.)., East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  UCR126347  Cucurbita foetidissima A. C. Sanders 2003-8-6 27118 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon, bottom of valley above old ranch headquarters 335 Comment
  SEINET10569446  Cupressus Carl C. Epling Epling s.n. 1924 Los Angeles Comment
  PASA2344  Cupressus guadalupensis Euphrat, Manning 1931-12-1 Los Angeles PHS grounds, Pasadena Comment
  LA210103  Cuscuta californica Mary Reynolds; 1937-5-5 189 Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA751110  Cuscuta californica Justin M. Wood 2009-6-5 829 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  CLARK-A1528-4893  Cuscuta californica John C. Roos 1937-9-2 644 Los Angeles Manhattan Beach Comment
  CDA28651  Cuscuta campestris Mark A. Elvin 2007-11-22 5857 Los Angeles Southern Coastal; Downey; near intersection of Rives Avenue and 6th Street. Elevation: 37 meters/120 feet. 0 Comment
  POM155619  Cuscuta ceanothi M. L. Bryan 1928-6-2 7 Los Angeles Mandeville Canyon, near Santa Monica. 152 Comment
  RSA250393  Cuscuta subinclusa R. F. Thorne, John Dourley 1967-10-3 37273 Los Angeles Mt. Baden Powell; N slope at Vincent Gap; on dry open steep talus slopes. 2287 Comment
  CAS-BOT-BC59394  Cylindropuntia J. R. Pemberton 39 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA586639  Cylindropuntia echinocarpa Orlando Mistretta 1995-6-1 1745 Los Angeles Carr Canyon, near mouth of canyon 945 Comment
  SBBG131969  Cynodon dactylon S. A. Junak, R. Philbrick 1990-11-8 SCI 129 Los Angeles Wilson Cove Comment
  SD39905  Cynodon dactylon E. A. Purer 1931-5-19 1508 Los Angeles El Segundo Comment
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Jul 10 2010
  RSA365077  Cyperus eragrostis T. S. Clare 1929-4-10 s.n. Los Angeles Verdugo Hills Comment
  RSA618691  Cyperus involucratus LeRoy Gross 1998-9-20 73 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  POM1344  Cyperus niger var. capitatus I. M. Johnston 1916-11-21 s.n. Los Angeles Claremont. Comment
  RSA365109  Cyperus odoratus Anstruther Davidson 1917-09 3284 Los Angeles Los Angeles. Comment
  UCD141146  Cyperus rotundus Louis C. Wheeler 1932-7-16 959 Los Angeles Pomona: 3 miles north of Garey Avenue. 304 Comment
  UCR259056  Dactylis glomerata R. G. Swinney 2010-6-21 13301 Los Angeles San Gabriel Mountains, 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail 951 Comment
  SBBG31347  Datura wrightii R. F. Thorne with P. C. Everett 1965-6-22 34929 Los Angeles S of Avalon Golf Course in Avalon Cyn 91 Comment
  RSA660458  Datura wrightii Ian Thompson 1997-3-22 49 Los Angeles Cal Poly Pomona Ecological Reserve, South facing slope of F-canyon. Comment
  CAS-BOT-BC299274  Deinandra fasciculata LeRoy Abrams 1902-6-11 2514 Los Angeles Playa del Rey Comment
  LA93453  Deinandra fasciculata John O'Leary; Walt Westman 1975-7-7 418 Los Angeles Growing at he Institute of Environmental and Evolutionary Biology field station where planted as a fire retardent plant. UCLA Comment
  UC620685  Deinandra fasciculata Muriel F. Wheeler 1938-7-2 893 Los Angeles at mouth of, e approach San Dunas Canyon; San Gabriel Mountains Comment
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Jul 28 2009
  UCR241699  Delosperma Dan S. Cooper 2012-9-6 912- 76 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  RSA738055  Delphinium cardinale Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  RSA394504  Delphinium cardinale I. W. Clokey, Bonnie C. Templeton 1929-08 4601 Los Angeles Mandeville Canyon. 300 Comment
  RSA0029743  Delphinium glaucum R. G. Swinney 1999-8-16 7652 Los Angeles Wrightwood area. Flume Canyon, spring c. 200m north if Guffy Camground. Spring on N-facing slope. 2445 Comment
  UCR189709  Delphinium parishii R. G. Swinney 1998-7-14 6435 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
  UCR269928  Delphinium parishii R. G. Swinney 2010-6-1 13091 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  RSA398702  Delphinium parishii subsp. parishii Gale Sphon 1959-5-9 333 Los Angeles Big Rock Public Camp, Angeles National Forest. Comment
  RSA0029535  Delphinium parryi subsp. purpureum Wesley O. Griesel, B. Miller 1963-7-2 s.n. Los Angeles Angeles Nat'l Forest; On the road between Liebre and Sawmill Mountains 1463 Comment
  CAS-BOT-BC116393  Delphinium patens subsp. hepaticoideum John H. Thomas 1957-5-11 6750 Los Angeles San Gabriel Mtns: About 3 miles north of La Canada near Angeles Crest Highway. 762 Comment
  UCR98919  Delphinium patens subsp. montanum Steve Boyd, Lauren Raz 1997-5-20 9798 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
  RSA0030023  Delphinium patens subsp. montanum Walter Wisura 1977-6-17 3679 Los Angeles Below summit of Blue Ridge, San Gabriel Mountains. Comment
  SD69630  Dendromecon harfordii Robert F. Thorne, P. Everett 1965-5-10 34476 Los Angeles Santa Catalina Island, in gully in chaparral on west side of Black Jak Mountain. 487 Comment
  UC1234763  Dendromecon harfordii Peter H. Raven 1962-5-20 17784 Los Angeles 1.5 mi w Middle Ranch (Airport Road on main ridge); Santa Catalina Island Comment
  CHSC25072  Dendromecon rigida L. M. Mayer; I. J. Mayer 1974-4-6 134 Los Angeles Malibu Canyon ca. 1/2 mi ne of Tapia Park on Las Virgenes/Malibu Canyon Rd. Comment
  RSA66283  Dendromecon rigida F. W. Peirson 1921-3-3 4320 Los Angeles Arroyo Seco, near Pasadena 351 Comment
  RSA177821  Dendromecon rigida subsp. rhamnoides Robert F. Thorne, Percy C. Everett 1965-5-10 34476 Los Angeles West side of Black Jack Mountain, Santa Catalina Island. 488 Comment
  RSA134666  Descurainia E. K. Balls 1959-2-9 23761 Los Angeles Claremont. Comment
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Aug 6 2008
  RSA758729  Descurainia pinnata Geo L. Moxley 1917-2-4 525 Los Angeles Van Nuys. Comment
  POM145496  Descurainia pinnata subsp. menziesii P. A. Munz 1928-3-7 11062 Los Angeles Claremont 366 Comment
  CAS-BOT-BC402257  Dicentra chrysantha Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-22 3761 Los Angeles San Gabriel Mountains. Pinyon Ridge: Western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1950 Comment
  RSA191126  Dicentra chrysantha Robert F. Thorne 1967-6-25 37090 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  UC1133879  Dichelostemma capitatum G. T. Nordstrom 1935-3-4 357 Los Angeles near Mouth of Tecuya Creek; Tejon Quad., San Joaquin Valley 487 Comment
  RSA376845  Dichelostemma capitatum subsp. capitatum A. M. Johnson 1934-4-7 4398 Los Angeles Botany Garden, Campus, UCLA Los Angeles Comment
  RSA660833  Dichelostemma capitatum subsp. capitatum Gerald Braden, Lori Ackerman 1988-5-19 18 Los Angeles Strawberry Peak. Comment
  UCR197204  Dichelostemma capitatum subsp. capitatum Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 701 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. South southwest of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  LA201626  Dichelostemma capitatum subsp. pauciflorum Arthur C. Gibson; 2001-4-20 4233 Los Angeles SANTA MONICA MOUNTAINS, Mountclef Ridge, Wildwood Regional Park, Thousand Oaks, Santa Rosa Trail. Comment
  UC879607  Dichondra occidentalis F. R. Fosberg 1931-5-19 S 4916 Los Angeles Swain's Canyon Santa Catalina Island, Black Jack Mt. (head, base of mt.) 350 Comment
  RSA563039  Dicoria canescens D. Charlton 1991-5-27 5306 Los Angeles Junction 90th and C St. west of Palmdale and south of Little Rock on road to Edwards AFB 945 Comment
  CAS-BOT-BC299813  Dieteria canescens var. canescens I. M. Johnston 1917-8-22 1647 Los Angeles Praire Fk. of San Gabriel R., San Antonio Mountains 1981 Comment
  RSA623778  Digitaria sanguinalis Charlotte M. Hoak s.n. Los Angeles Santa Monica Canyon. Comment
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May 29 2014
  UCR271871  Dimorphotheca sinuata R. G. Swinney 2010-3-24 12099 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  PASA98  Diplacus longiflorus Ruth M. Evans 1931-3-15 Los Angeles Lone hill, Glendora Comment
  SD38169  Diplacus longiflorus Edith A. Purer 1931-3-5 1552 Los Angeles Griffith Park, hillsides Comment
  CAS-BOT-BC195613  Distichlis spicata Roxana S. Ferris 1918-6-12 894 Los Angeles Between Oban and Lancaster Comment
  CAS-BOT-BC195619  Distichlis spicata LeRoy Abrams 1902-6-9 2499 Los Angeles Playa del Rey Comment
  UC10265  Dithyrea californica J. B. Davy May 1896 2277 Los Angeles Lancaster Comment
  RSA225834  Draba corrugata var. corrugata R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41069 b Los Angeles West Baldy Peak on ridge running E toward Old Baldy (Mt. San Antonio) 2743 Comment
  SBBG38044  Draba cuneifolia V. Soza with L. Gross 2002-4-3 1383 Los Angeles W side of Bouquet Cyn, cyn opposite Texas Cyn 564 Comment
  RSA600216  Draba verna Steve Boyd, Lauren Raz 1997-5-29 9901 Los Angeles Liebre Mountains region: North base of Liebre Mountain in the San Andreas Rift Zone, at the point where Cow Spring drainage crosses Pine Canyon Road., Near 34 deg 44' 10.8''N 118 deg 38' 44.3''W. 1158 Comment
  UCR99434  Drymocallis glandulosa var. reflexa R. G. Swinney 1995-9-4 4499 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
  UC212371  Drymocallis glandulosa var. wrangelliana S. B. Parish 1919-4-19 19266 Los Angeles near San Dimas (Lone Hill); near San Dimas, Lone Hill Comment
  CATA2972  Dryopteris arguta Amy Catalano 2016-1-28 009 Los Angeles Santa Catalina Island: Drainage bottom on south side of Airport Road, below Exclosure 4A 372 Comment
  LA200114  Dryopteris arguta Lawrence L. Kiefer; 1966-4-10 1858 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, ca 2 mi S of Mulholland Dr. 243 Comment
  UCR151220  Dryopteris arguta Scott D. White 2000-8-25 8131 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mts: Tanbark Flats, in San Dimas Experimental Forest 884 Comment
  RSA226252  Dryopteris arguta Gary D. Cromwell, David W. Wheat 1971-4-21 570 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtms. 2 mi. NE of Glendora. East side of canyon, about 2 m. above creek bed. Comment
  RSA0065456  Dudleya abramsii Peter Gail 1961-05 s.n. Los Angeles Glendora Mountain Road, N. of Glendora. Comment
  UCD101904  Dudleya cymosa subsp. marcescens Daryl Koutnik 1978-6-25 s.n. Los Angeles one mile south of Seminole Hot Springs. 335 Comment
  RSA747755  Dudleya cymosa subsp. pumila Scott D. White, Justin M. Wood 2009-5-6 12660 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  SBBG125334  Dudleya cymosa subsp. pumila A. Parikh, N. Gale 2010-6-29 3377 Los Angeles W Fork San Gabriel River, 03.6 km E of Cogswell Dam, just S of Devil's Cyn Dam Truck Trail 620 Comment
  UC115207  Dudleya cymosa subsp. pumila A. J. McClatchie 1896-5-25 Los Angeles San Gabriel Mtns Comment
  UC1929332  Dudleya cymosa subsp. pumila Valerie Soza, Sarah J. De Groot 2003-6-18 1689 Los Angeles Transverse Ranges; San Gabriel Mountains region; Upper Cooper Canyon, along Forest Service Road 2000.5, northeast of Cloudburst Summit, approximatly 0.6 miles above Cooper Canyon trail Camp on east slopes of Winston Peak. 1982 Comment
  UC205024  Dudleya cymosa subsp. pumila I. M. Johnston 1917-7-4 1494 Los Angeles Bear Canyon San Antonio Mtns 1524 Comment
  RSA733226  Dudleya lanceolata R. G. Swinney 1998-8-17 6768 Los Angeles Upper Coldwater Canyon at NE end of Heaton Flat Trail 1244 Comment
  LA104983  Dudleya lanceolata K. Nakai; 1981-7-4 787 Los Angeles San Gabriel Mountains, 0.2 mi W of Clear Creek 320 Comment
  RSA348069  Dudleya lanceolata Dave Kelly, W. Wisura 1986-4-30 4116 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  UCR51829  Dudleya multicaulis L. C. Wheeler 1932-5-8 00695 Los Angeles San Gabriel Valley; San Jose Hills, Puddingstone Dam 305 Comment
  UC525838  Dudleya virens James West 1934-6-7 Los Angeles Point Fermin Comment
  RSA534964  Dudleya virens subsp. insularis M. B. Dunkle 1931-4-22 2466 Los Angeles Santa Catalina Island: Little Harbor Comment
  RSA7711  Dudleya virens subsp. insularis C. B. Wolf 1932-5-12 1491 Los Angeles Santa Catalina Island: 3/4 mile from Little Harbor- parallel to Isthmus road Comment
  RSA0091511  Dysphania botrys R. G. Swinney 2011-10-10 15741 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  SD112655  Dysphania botrys D. F. Howe 1956-7-1 2550 Los Angeles Tujunga Can, San Gabriel Mts. 456 Comment
  CAS-BOT-BC197140  Echinochloa crus-galli Le Roy Abrams 1901-8-1 2175 Los Angeles Pomona Comment
  CHSC95447  Echinochloa crus-galli LeRoy Gross; Wayne Law 2000-8-8 252 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  RSA782993  Echinocystis macrocarpa Ingrid Olmsted 1959-2-23 s/n Los Angeles Blanchard Park near Claremont on Pomona College campus 366 Comment
  RSA0119920  Echinodorus berteroi Lyman Benson 1946-10-16 12208 Los Angeles Bed of Devils Gate Dam, La Canada. Mt. Range: San Gabriel. Drainage Area: Pacific Slope. 304 Comment
  RSA699879  Echium candicans LeRoy Gross 2004-3-19 1207 Los Angeles San Rafael Hills: North section of hills; Gate # 4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. 502 Comment
  CATA1285  Ehrharta calycina Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-13 2372 Los Angeles Santa Catalina Island: Silver Peak Trail Road, off of Upper West End Road 475 Comment
  SD197626  Ehrharta calycina R. G. Swinney 2008-3-26 8567 Los Angeles San Gabriel Mountains; San Dimas, Puddingstone Diversion Dam at mouth of San Dimas Canyon. 353 Comment
  SEINET10372426 Image available Ehrharta erecta Liz Makings, Merle Makings 2016-2-21 4795 Los Angeles Malibu; near the Reel Inn restaurant and Topanga Ranch Motel 10 Comment
  RSA0011697  Elaeagnus angustifolia Jane Tirrell 2012-8-20 LS 0160 - Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. 2259 Comment
  UCR182749  Elaeagnus angustifolia R. G. Swinney 1997-6-19 5628 Los Angeles San Gabriel Mtns., Big Pines Hwy, c. 0.25 mi. east of Appletree Campground, west of Wrightwood 1896 Comment
  RSA191373  Elatine brachysperma R. F. Thorne 1967-7-19 37211 Los Angeles Angeles National Forest, Crystal Lake Recreation Area 1691 Comment
  UC838981  Eleocharis montevidensis F. A. MacFadden 1931-4-22 Los Angeles Comment
  RSA602758  Eleocharis palustris L. C. Wheeler 1967-8-8 10341 Los Angeles San Gabriel Mountains, Angeles National Forest: East Fork of Alder Creek at Chilao Flat 1555 Comment
  UC111285  Eleusine indica Ernest Braunton July 1907 1281 Los Angeles Los Angeles Comment
  SEINET3129026  Elymus condensatus Unknown 3662 Los Angeles Lancaster Comment
  IRVC28575  Elymus glaucus A. C. Sanders, Mark Elvin 2002-6-19 25151 Los Angeles Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns. 305 Comment
  CAS-BOT-BC206745  Elymus glaucus subsp. glaucus H. M. Hall 1901-6-1 2269 Los Angeles In the vicinity of Strawberry Valley - San Jacinto Mountains 1828 Comment
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Oct 10 2020
  LA14782  Elymus glaucus subsp. glaucus A. M. Johnson; 1937-10-13 40 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Arroyo S of bridge. Comment
  RSA611078  Elymus glaucus subsp. glaucus L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  RSA623879  Elymus glaucus subsp. glaucus Arthur R. Kruckeberg 1940-11-9 783 Los Angeles One mile below Buckhorn Flat, San Gabriel Mountains. Comment
  SEINET4208315  Elymus glaucus subsp. glaucus Louis C. Wheeler 1967-5-18 9617 Los Angeles San Gabriel Mountains: Placerita Canyon.; 0 518 Comment
  CAS-BOT-BC234095  Elymus multisetus Roxana S. Ferris 1918-6-12 934 Los Angeles 5 miles south of Lancaster Comment
  UCR206416  Elymus triticoides R. G. Swinney 2008-6-9 8957 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA279059A  Emex spinosa E. A. Dudley 1951-5-15 s.n. Los Angeles End of River Lane, just north of Santiago Creek and east of Flower St., Santa Ana. Comment
  CATA681  Emmenanthe penduliflora Mark L. Hoefs 1991-4-26 1172 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  SBBG133010  Emmenanthe penduliflora E. Howe, K. Merrill, E. Havstad 2013-4-6 13 -13 Los Angeles China Cyn 288 Comment
  UC24038  Emmenanthe penduliflora J. H. Barber 1897-6-29 215 Los Angeles Bear Canyon Comment
  UCD168376  Emmenanthe penduliflora J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  SD50739  Encelia actoni Darley F. Howe 1959-5-3 2718 Los Angeles 25 miles west of Lancaster. Comment
  SDSU3850  Encelia californica Gerald Collier 1951-4-7 M 550 Los Angeles At Point Dome. About 2 miles West of U.S. Hwy 101. Comment
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Nov 25 2014
  UC54171  Encelia californica Jos. Burtt Davy 1901-6-1 7774 Los Angeles Redondo Comment
  SEINET7845922 Image available Encelia californica G. B. Grant 395 Los Angeles Pasadena Comment
  UCR259640  Encelia farinosa R. G. Swinney 2010-5-7 12599 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  UCR94678  Endolepis covillei A. C. Sanders, E. J. Lott 1993-5-6 13985 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  POM282157  Ephedra nevadensis Lyman Benson 1932-3-25 3149 Los Angeles Grade above Valyermo. San Gabriel Mountains. 1127 Comment
  RSA85055  Ephedra nevadensis F. W. Peirson 1921-5-19 1527 Los Angeles Little Rock Creek 945 Comment
  SEINET13287584 Image available Epilobium canum J. L. Crane, Payam M. Fallah 2003-7-9 03 84 b Los Angeles Along the Angeles Crest Highway (Route 2). San Gabriel Mountains. Comment
  CAS-BOT-BC166196  Epilobium canum subsp. canum Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles Spanish [Canon] Canyon (near Monrovia) Comment
  POM214455  Epilobium canum subsp. canum Louis C. Wheeler 1931-10-16 253 Los Angeles Sawpit Canyon. San Gabriel Mountains. 305 Comment
  POM3137  Epilobium canum subsp. canum M. Hitchcock 1918-7-28 30 Los Angeles Pacoima Canyon. Near San Fernando Valley. Comment
  RSA588437  Epilobium canum subsp. canum M. B. Dunkle 1939-4-3 7241 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SD69371  Epilobium canum subsp. canum Robert F. Thorne 1966-9-14 Los Angeles Santa Catalina Island: Grassy, weedy flat area behind dunes and salina at Little Harbor 4 Comment
  UCR223374  Epilobium canum subsp. latifolium R. G. Swinney 2009-7-23 11392 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
  UCR258891  Epilobium ciliatum R. G. Swinney 2010-8-16 13524 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA128018  Epilobium ciliatum subsp. ciliatum Peter H. Raven 1959-10-25 14693 Los Angeles Arroyo Sequit 1.6 miles north of Coast Hwy. 137 Comment
  RSA730083  Epilobium ciliatum subsp. ciliatum R. G. Swinney, D. W. Larson 1999-5-29 s.n. Los Angeles San Dimas Canyon, at waterfall in main fork ca. 600 m north of confluence with East Fork. 610 Comment
  SD85084  Epilobium ciliatum subsp. ciliatum E. R. Blakley 1962-10-5 5443 Los Angeles Santa Catalina Island, Cottonwood Canyon 1/4 mile upstream from the ocean. 29 Comment
  UCR204420  Epilobium glaberrimum R. G. Swinney 2001-9-15 8180 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  RSA228969  Epilobium glaberrimum subsp. glaberrimum Robert F. Thorne 1971-8-25 41311 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 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
  RSA381705  Epipactis gigantea Anstruther Davidson 1891-05 s.n. Los Angeles El Monte. Comment
  UCD138933  Epipactis gigantea P. C. Everett; E. K. Balls 1960-5-30 24132 Los Angeles San Gabriel Canyon, 2.5 mile from Azusa. 243 Comment
  RSA286781  Epipactis gigantea Robert F. Thorne, Larry E. DeBuhr 1974-6-28 44777 Los Angeles San Gabriel Mountains, Angeles National Forest: Lime Spring, tributary to Coldbrook Creek. 1250 Comment
  RSA381737  Epipactis gigantea Albert J. Perkins 1914-5-17 s.n. Los Angeles Near Mexican Ranch. Tejunga Canon [Tujunga Canyon]. Comment
  UCR189859  Equisetum arvense R. G. Swinney 1998-7-10 6411 Los Angeles San Gabriel Mtns., Prairie Fork Canyon, 0.5 mi. west of Cabin Flats Campground 1585 Comment
  CAS-BOT-BC57177  Equisetum hyemale subsp. affine Louis C. Wheeler 1931-9-27 161 Los Angeles San Dimas Canyon, San Gabriel Mts. 685 Comment
  RSA639605  Equisetum hyemale var. affine L. C. Wheeler 1932-7-2 890 Los Angeles San Dimas Canyon, San Gabriel Mts. 457 Comment
  CAS-BOT-BC57314  Equisetum laevigatum Rev. J. C. N? 1904-1-1 s.n. Los Angeles Los Angles River Comment
  LA203676  Equisetum laevigatum Lawrence L. Kiefer; 1963-10-5 1034 Los Angeles San Gabriel Mountains, Little Rock Canyon 1066 Comment
  CATA325  Equisetum telmateia subsp. braunii Mark L. Hoefs 1973-7-13 357 Los Angeles Santa Catalina Island: Lower Middle Canyon Ranch 38 Comment
  SD126124  Eragrostis barrelieri A. C. Sanders 1987-9-18 7383 Los Angeles El Segundo Dunes, West of Los Angeles Int. Airport and Pershing Drive. East side of subsite 13 by Pershing Drive. 38 Comment
  SD60345  Eragrostis cilianensis Peter H. Raven 1961-9-24 16751 Los Angeles Bouquet Reservoir. On strand at east end. 914 Comment
  RSA347042  Eragrostis mexicana subsp. virescens Lyman Benson 1944-10-10 11552 Los Angeles Claremont 351 Comment
  RSA611947  Eragrostis mexicana subsp. virescens L. C. Wheeler 1935-12-9 4068 Los Angeles 2 miles NE of La Verne 381 Comment
  UCR143294  Eragrostis orcuttiana L. C. Wheeler 1931-9-1 47 Los Angeles Transverse Ranges; San Gabriel Mountains region, Citrus grove 2 miles north of Claremont 412 Comment
  SEINET10555595  Eragrostis pectinacea Hermann E. Hasse Hasse s.n. Los Angeles Cultivated grounds. Comment
  POM199705  Eremocarpus setiger I. W. Clokey 1929-08 4599 Los Angeles Westwood. Mandeville Canyon, Santa Monica Mts. 200 Comment
  SBBG69944  Eremogone macradenia var. macradenia S. W. Hutchinson 1930-5-8 417 Los Angeles Mint Cyn to Lancaster 762 Comment
  UCR270456  Eriastrum densifolium R. G. Swinney 2011-6-30 15416 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA0104859  Eriastrum densifolium subsp. austromontanum Steve Boyd, Mark Elvin, Victoria Jotikasthira 1996-6-25 8884 Los Angeles Liebre Mountains, along summit of Liebre Mountain, east of the head of Bear Canyon, at the intersection of dirt track leading to Bear Camp and 7N23. 1646 Comment
  RSA0107792  Eriastrum densifolium subsp. elongatum Sarah G. Kemp 1931-7-5 s.n. Los Angeles Between San Bernardino and Pasadena Cal. Comment
  LA52311  Eriastrum sapphirinum W. O. Griesel; 1936-5-17 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Summit Decker Road. Comment
  UCR182481  Eriastrum sapphirinum subsp. ambiguum R. G. Swinney 1997-7-17 5690 Los Angeles San Gabriel Mtns., 0.5 mi. north of summit of Table Mountain, NW of Wrightwood; 0.8 mi. NE of FS Rd. 4N21 (paved) on 4N21B 2134 Comment
  RSA184065  Ericameria cooperi I. L. Wiggins 1966-4-23 20638 Los Angeles E of 145 St. E, between Palmdale Blvd. and Ave. O, N of Pearblossom, Mohave Desert. Comment
  RSA599337  Ericameria cooperi subsp. cooperi Steve Boyd, Lauren Raz 1997-3-26 9365 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  LA36080  Ericameria linearifolia Peter H. Raven; Henry J. Thompson 1960-4-24 15126 Los Angeles 213 Comment
  RSA713241  Ericameria linearifolia LeRoy Gross 2005-5-3 2245 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
  SFV21423  Ericameria linearifolia L. Gross, T. Anderson 2004-5-3 1216 Los Angeles San Gabriel Mountains Road started west of Mount Lukens, down (southeast) to a little west of Earl Canyon Road (USFS Roads 2N76.1 & 2N76.2) 1380 Comment
  UC830491  Ericameria linearifolia I. W. Clokey and B. C. Templeton 1930-4-8 4717 Los Angeles San Francisquito Canyon 700 Comment
  UCR277098  Ericameria nauseosa R. G. Swinney 2010-10-5 13996 Los Angeles San Gabriel Mountains, Placerita Canyon, 100 m east of Running Horse Rd. on south side of Placerita Canyon Rd. 524 Comment
  RSA729882  Ericameria nauseosa var. bernardina R. G. Swinney 1998-9-4 6920 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  UC284765  Ericameria nauseosa var. bernardina P. A. Munz 1923-8-31 7698 Los Angeles San Antonio Mts., Mescal Creek 1950 Comment
  IRVC26171  Ericameria palmeri A. C. Sanders, Kim Marsden 2003-6-20 26993 Los Angeles Del Valle area, between San Martinez Grande Canyon Rd. and (San Martinez) Chiquito Canyon Rd., north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  CAS-BOT-BC299515  Ericameria palmeri var. pachylepis LeRoy Abrams 1904-9-20 4201 Los Angeles Inglewood Comment
  CAS-BOT-BC299521  Ericameria palmeri var. pachylepis Robert F. Thorne; D. Propst 1968-5-27 37622 Los Angeles Skull Canyon between Cape and Middle Canyons, Santa Catalina Island 243 Comment
  POM308163  Ericameria parishii var. parishii Henry J. Ramsey, Henry J. Ramsey 1937-8-7 2912 Los Angeles Bear Creek Canyon, San Gabriel Mountains. Comment
  RSA90889  Ericameria parishii var. parishii Raymond J. Dobbs 1924-8-25 5401 Los Angeles Slope above Switzers Camp, north of Pasadena, San Gabriel Mts. 1067 Comment
  RSA295263  Ericameria pinifolia Mary H. Ward, Shirley W. Campbell 1970-10-23 123 Los Angeles Arroyo Seco, southeastern Pasadena Comment
  UC1118805  Ericameria pinifolia P. L. Johannsen 1934-2-15 285 Los Angeles 1 mi nw San Fernando Pass; S. Susana Quad. 441 Comment
  UC1971445  Ericameria pinifolia Steve Boyd 1998-10-7 10298 Los Angeles LIEBRE MOUNTAINS REGION: Bouquet Canyon, east of Bouquet Reservoir along Spunky Canyon Road just west of junction with Bouquet Canyon Road. Comment
  UC527729  Ericameria teretifolia C. B. Wolf 1931-11-2 Los Angeles 1 mi above point where road from Action joins Highway; Mint Canyon 975 Comment
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Jul 2 2014
  SFV20873  Erigeron canadensis L. Gross, V. Soza, N. Gilbert 2000-10-18 277 Los Angeles Verdugo Mountains Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. Roadside near above coordinates. 610 Comment
  SEINET10617827  Erigeron divergens David B. Dunn 1949-7-1 Dunn s.n. Los Angeles Growing at U.C.L.A. in soil collected at 3 weather station in the Red Hills about 1 mile south of the Bursum Triangulation Point, Socorro County, New Mexico. Comment
  UCR209857  Erigeron foliosus R. G. Swinney 2008-7-16 9244 Los Angeles San Gabriel Mtns., Will Thrall Peak, west of Burkhart Saddle 2392 Comment
  SBBG17331  Erigeron foliosus var. foliosus M. Vincent 1962-7-10 274 Los Angeles Dry Cyn, 0.5 mi W of Old Topanga Cyn Comment
  UC24069  Eriodictyon crassifolium Brewer 1860-1 39 Los Angeles Comment
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Sep 7 2009
  SJSU5687  Eriodictyon crassifolium W. Savage 1969-6-1 520 Los Angeles Tejon Pass 2 mi S of Ositos Canyon c. 200 yds E of Hwy 5 1280 Comment
  RSA454993  Eriodictyon crassifolium var. nigrescens Fordyce Grinnell Jr. 1916-03 s.n. Los Angeles Arroyo Seco Canyon Comment
  RSA570013  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4937 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA595454  Eriodictyon crassifolium var. nigrescens Tim S. Ross, Victor W. Steinmann 1995-5-8 8566 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  CAS-BOT-BC188948  Eriodictyon parryi Victor Duran 1933-7-19 3520 Los Angeles Upper end of Aliso Canyon, San Gabriel Mountains 1533 Comment
  LA205724  Eriodictyon trichocalyx var. trichocalyx A. M. Johnson; 1927-10-21 2664 Los Angeles Comment
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May 12 2015
  RSA180093  Eriodictyon trichocalyx var. trichocalyx Wandalee Thompson 1965-6-26 s.n. Los Angeles Pine Canyon. 1524 Comment
  UCSC011216  Eriogonum baileyi Adam Searcy 2015-7-10 77 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  POM49218  Eriogonum baileyi var. baileyi A. D. E. Elmer 1902-06 3690 Los Angeles Acton. Comment
  RSA203443  Eriogonum baileyi var. baileyi E. C. Twisselmann 1955-8-10 2331 Los Angeles Upper Castaic Valley. 1227 Comment
  SBBG61894  Eriogonum brachyanthum R. Hoffmann 1927-9-23 Los Angeles Palmdale Comment
  HSC79864  Eriogonum cinereum James Henrickson 1973-6-23 10942 Los Angeles Along Rambala Pacific Rd., 0.25 mi. N of Pacific Coast Hwy. at Malibu, lower slopes of Santa Monica Mtns. 91 Comment
  CAS-BOT-BC241935  Eriogonum cithariforme John Thomas Howell 1947-7-18 23382 Los Angeles Mill Creek, San Gabriel Mts. 1371 Comment
  RSA249778  Eriogonum cithariforme var. agninum Robert F. Thorne, Gary D. Wallace 1973-4-25 43382 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  UCR147299  Eriogonum cithariforme var. agninum Orlando Mistretta 1992-8-20 758 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  SBBG125876  Eriogonum covilleanum A. Parikh, N. Gale 2010-6-2 3261 Los Angeles Sierra Pelona, 2 km W of State Hwy 14, 0.5 km S of Avenue S; E Liebre Mtns 935 Comment
  UCR141369  Eriogonum davidsonii R. G. Swinney 1997-8-19 5815 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  RSA775284  Eriogonum elongatum G. R. Johnstone 1929-7-14 s.n. Los Angeles Griffith Park. Comment
  RSA127805  Eriogonum elongatum Peter H. Raven, Henry J. Thompson 1959-9-27 s.n. Los Angeles Muholland Hwy just east of Decker Rd. 549 Comment
  CAS-BOT-BC249768  Eriogonum elongatum var. elongatum I. M. Johnston 1917-8-23 1716 Los Angeles San Antonio Mountains. Prairie Fk of San Gabriel R. 1524 Comment
  CAS-BOT-BC249777  Eriogonum elongatum var. elongatum L. R. Abrams 1916-10-31 6375 Los Angeles Cahuenga Pass Comment
  CDA22584  Eriogonum fasciculatum Phillipson 1915-8-2 Los Angeles Monrovia Comment
  PASA1469  Eriogonum fasciculatum J. E. Giguette May, '26 Los Angeles Big Tujunga Comment
  RSA0073281  Eriogonum fasciculatum subsp. foliolosum Bonnie C. Templeton, H. J. Andrews 1938-6-22 1701 Los Angeles Mint Canyon. Comment
  RSA709485  Eriogonum fasciculatum subsp. polifolium A. C. Sanders, T. B. Salvato 2005-4-26 29689 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa. 595 Comment
  RSA773292  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-6-24 11281 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  LA99463  Eriogonum fasciculatum var. fasciculatum Hisao P. Arai; 1957-3-16 sn Los Angeles Santa Monica Mountains, Saddle Peak, near Saddle Peak Comment
  CAS-BOT-BC250103  Eriogonum fasciculatum var. polifolium Le Roy Abrams; E. A. McGregor 1908-7-2 549 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  CAS-BOT-BC250109  Eriogonum fasciculatum var. polifolium C. F. B. 1903-8-2 3454 Los Angeles San Antonio Canon [Canyon] near Claremont Comment
  UC1584919  Eriogonum fasciculatum var. polifolium Tim Ross, Steve Boyd 1991-7-24 5646 Los Angeles nne slope Granite Mountain Pacifico Mountain USGS 7.5' quadrangle, Granite Mountain 1914 Comment
  UC570135  Eriogonum fasciculatum var. polifolium A. Simontacchi 1935-5-26 44 Los Angeles 1.75 mi saw Manzana; Tejon Quadrangle 914 Comment
  RSA511364  Eriogonum giganteum var. giganteum A. C. Sanders 1988-5-18 7850 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  CAS-BOT-BC253458  Eriogonum gracile F. Grinnell Jr. 1917-9-23 s.n. Los Angeles Negro Canyon, near Pasadena, San Gabriel Mts. Comment
  CHSC69827  Eriogonum gracile Bonnie C. Templeton 1939-9-6 Los Angeles Playa Del Rey 40 Comment
  RSA590610  Eriogonum hirtiflorum Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2944 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
  RSA0065490  Eriogonum kennedyi G. R. Stewart 1968-8-24 s.n. Los Angeles Summit area Mt. San Antonio. Comment
  SEINET9331995  Eriogonum maculatum Unknown 2008-6-17 9020 Los Angeles San Gabriel Mountains, CA (Lat. 34 23' 42") Comment
  UCR141866  Eriogonum maculatum R. G. Swinney 1997-9-6 5857 Los Angeles San Gabriel Mountains, Jackson Lake area west of Wrightwood; 0.9 mi N of Big Pines Rd on Forestry Service Rd 4N16 1890 Comment
  UCR20170  Eriogonum microthecum var. corymbosoides T. P. Krantz 1979-9-14 s.n. Los Angeles San Gabriel Mtns., Immediately north of Big Pines Station on the road to Table Mountain Comment
  CAS-BOT-BC269769  Eriogonum nudum var. pauciflorum D. E. Breedlove 1961-8-4 928 Los Angeles 1.9 mi W of State highway 2 on Big Pines Highway; San Gabriel Mtns 1645 Comment
  UCR85834  Eriogonum parishii T. S. Ross 1991-8-16 5811 Los Angeles San Gabriel Mtns, Angeles Crest Hwy at roadside just above Chilao Creek, 1400 feet NNE of Louie's Cabin 1671 Comment
  CAS-BOT-BC257755  Eriogonum parvifolium Le Roy Abrams 1899-7-1 212 Los Angeles Ballona Harbor = Playa del Rey Comment
  SFV1017  Eriogonum pusillum M. L. Vincent 1962-5-7 235 Los Angeles San Gabriel Mountains 1 mile off main highway, 0.5 miles northwest of Valyermo. 1140 Comment
  UCR277224  Eriogonum pusillum R. G. Swinney 2011-4-19 14400 Los Angeles San Gabriel Mountains, San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  CAS-BOT-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
  RSA0096803  Eriogonum saxatile R. G. Swinney 2011-9-27 15700 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
  RSA524618  Eriogonum saxatile Tim S. Ross, S. D. Boyd 1990-5-17 2587 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA164813  Eriogonum saxatile Wesley O. Griesel 1963-7-17 842 Los Angeles Devil's Backbone, San Gabriel Mts 2744 Comment
  RSA424902A  Eriogonum saxatile Anstruther Davidson 1892-6-12 s.n. Los Angeles Mt. Wilson. San Gabriel Mountains Comment
  UCR209618  Eriogonum umbellatum var. minus R. G. Swinney 2008-7-3 9145 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  RSA659865  Eriogonum umbellatum var. munzii Orlando Mistretta 1992-8-20 757 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  UCR223298  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2009-7-29 11422 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA594579  Eriogonum wrightii var. subscaposum Louis C. Wheeler 1966-10-6 8959 Los Angeles San Gabriel Mountains. South slope Mt. Williamson 2485 Comment
  POM199557  Eriophyllum confertiflorum I. W. Clokey, B. C. Templeton 1929-05 4477 Los Angeles Mandeville Canyon 300 Comment
  RSA612041  Eriophyllum confertiflorum B. Campbell 1932-4-16 s.n. Los Angeles Santa Monica Mtns, Los Alisos Canyon Comment
  SDSU4092  Eriophyllum confertiflorum Thomas A. Zink 1971-4-1 Los Angeles Above St. Andrews Rd. near the 2300 block of Chevy Chase Canyon. 579 Comment
  UCR258557  Eriophyllum confertiflorum R. G. Swinney 2010-5-29 13019 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  JEPS34718  Eriophyllum confertiflorum var. confertiflorum F. W. Peirson 1920-9-12 2276 Los Angeles s trail Baldy; San Gabriel Mts., Baldy 2438 Comment
  LA105044  Eriophyllum confertiflorum var. confertiflorum Barry A. Prigge; 1988-7-3 8173 Los Angeles Santa Monica Mountains, Calabasas, ca 0.3 mi E of junction of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School 316 Comment
  LA203529  Eriophyllum confertiflorum var. confertiflorum Carl Epling; Louis Wheeler 1933-6-4 1852 Los Angeles near summit, Ridge Route 1523 Comment
  RSA0089516  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-7-21 15526 Los Angeles Strawberry Peak summit 1860 Comment
  RSA0106729  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-6-23 15290 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station. 1570 Comment
  SBBG61061  Eriophyllum confertiflorum var. confertiflorum West, Sweet, Crow 1930-7-12 Los Angeles near Pine Flats, N Fk San Gabriel River Comment
  SFV20808  Eriophyllum confertiflorum var. confertiflorum L. Gross, N. Fraga 2002-4-4 506 Los Angeles Verdugo Mountains Southwest side. From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. 554 Comment
  UC1595218  Eriophyllum confertiflorum var. confertiflorum Tim Ross and Peter Fritsch 1990-6-20 3657 Los Angeles ridgetop between W Fk San Gabriel River and Roberts Canyon (Rincon-Red Rd (2N24)); San Gabriel Mountains 1255 Comment
  UC440443  Eriophyllum confertiflorum var. confertiflorum Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  CAS-BOT-BC308342  Eriophyllum nevinii Herman Knoche 1919-6-5 995 Los Angeles San Clemente Island Comment
  RSA155769  Eriophyllum nevinii Peter H. Raven 1962-4-12 17312 Los Angeles Rocky walls of canyon, with Galvezia, in canyon below the Tomb, San Clemente Island 122 Comment
  UCR186975  Eriophyllum pringlei A. C. Sanders 2006-4-10 31992 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
  RSA488022  Erodium brachycarpum Mark Hoefs 1974-3-28 414 Los Angeles Santa Catalina Island, ridge above and north of Upper Bulrush Canyon. 335 Comment
  CHSC95490  Erodium cicutarium LeRoy Gross 2002-3-7 491 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side; Off La Tuna Canyon Road, Santa Monica Mountains Conservancy Land. South of 210 Freeway. 579 Comment
  RSA0047420  Erodium cicutarium R. G. Swinney 2010-5-4 12503 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
  RSA391803  Erodium cicutarium T. S. Clare 1930-4-7 s.n. Los Angeles Sandberg. Comment
  UCD103160  Erodium cicutarium Jack Delaini 1974-2-14 6 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 365 Comment
  UCR259943  Erodium cicutarium R. G. Swinney 2010-3-18 11979 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  RSA659810  Erodium cicutarium Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 105 Los Angeles San Clemente Island. Comment
  UCR223332  Erysimum capitatum R. G. Swinney 2009-5-27 10883 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  SD220083  Erythranthe guttata R. G. Swinney 2008-5-13 8861 Los Angeles San Gabriel Mountains; Devil's Punchbowl County Park, Holcomb Canyon at junction with South Fork Trail. 1390 Comment
  SD260284  Erythranthe guttata R. G. Swinney 2011-6-1 14937 A Los Angeles San Gabriel Mountains: Mill Creek, 0.1 - 0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300m upstream, just east of Angeles Forest Hwy. 1096 Comment
  SD52838  Erythranthe guttata Peter H. Raven 1962-4-12 17327 Los Angeles intermittent stream, San Clemente Island, canyon south of canyon below the Tomb, west side of island 182 Comment
  UC129363  Eschscholzia Geo. B. Grant 1894-3 419 a Los Angeles Santa Catalina Island Comment
  UC187391  Eschscholzia Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  SEINET6911601  Eschscholzia caespitosa W. P. Vestal, A. G. Vestal 1955-3-26 3487 Los Angeles Antelope Valley east of Fairmont on 110th Street. "Gilia expanse" east side of road in field. Comment
  RSA479520  Eschscholzia caespitosa subsp. caespitosa Steve Boyd, T. S. Elias 1987-4-14 2059 Los Angeles Ridge between Pine Mountain and Silver Mountain, S of Rincon - Red Box Rd., N of Glendora. Comment
  CAS-BOT-BC403185  Eschscholzia californica S. B. Parish; W. F. Parish 1887-6-1 1953 Los Angeles Elizabeth Lake Comment
  CATA59  Eschscholzia californica Mark L. Hoefs, A. Douglas Propst 1973-3-3 37 Los Angeles Santa Catalina Island: North slope of Mt. Black Jack 441 Comment
  RSA0091112  Eschscholzia californica R. G. Swinney 2011-4-28 14544 Los Angeles north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  CAS-BOT-BC403191  Eschscholzia californica Ernest Braunton 1902-3-30 151 Los Angeles Elysian Hills Comment
  OBI11790  Eschscholzia californica Carl B. Wolf 1937-5-20 8744 Los Angeles Tehachapi Mts, 1 mi S of Tejon Pass on Hungry Valley Rd 1280 Comment
  OBI69417  Eschscholzia californica Vicki Arnold, S. Cooper 1994-4-17 27 Los Angeles Lancaster Ave I W of hwy 14 640 Comment
  RSA509531  Eschscholzia californica var. peninsularis S. J. Myers, Ed LaRue 1989-3-27 s.n. Los Angeles Palmdale area, Elizabeth Lake Road at California Aqueduct. San Andreas rift zone bisects the site. 884 Comment
  RSA578658  Eschscholzia minutiflora Tim S. Ross, J. Mark Porter 1994-5-1 7600 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA150663  Eschscholzia ramosa Peter H. Raven 1962-5-9 17646 Los Angeles Just N of Gray, San Clemente Island. 366 Comment
  RSA248853  Eschscholzia ramosa Robert F. Thorne 1973-4-11 42873 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  SD90377  Eschscholzia ramosa Robert F. Thorne 1966-4-15 36010 Los Angeles San Clemente Island; 0.5 mile southsoutheast of Eel Point, southwest side of island. 3 Comment
  SBBG131974  Eschscholzia ramosa S. A. Junak, B. Collins 1991-4-24 SCI 155 Los Angeles upper part of Eel Pt grade 198 Comment
  CDA20780  Eucalyptus sideroxylon M. O'Brien 2006-10-8 s.n. Los Angeles South of Mulholland Hwy.; the road from Stunt Rd. to the water tank, along the Backbone Trail. Comment
  UCSB21854  Eucrypta chrysanthemifolia Day, Fran 1964-4-25 Los Angeles 16 miles south of Gorman along Highway 99 670 Comment
  UC56878  Eucrypta chrysanthemifolia var. chrysanthemifolia W. A. Setchell 1901-3-13 Los Angeles Elysian Park Comment
  UC1951193  Eulobus californicus R. G. Swinney 2008-4-30 8709 Los Angeles San Gabriel Mtns: San Dimas Experimental Forest, Monroe Canyon. Glendora 7.5' Quad. Comment
  UCR270158  Euphorbia esula R. G. Swinney 2011-3-17 14130 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  RSA0127010  Euphorbia serpens Louis C. Wheeler 1969-9-25 12322 Los Angeles Pasadena: 790 South Arroyo parkway. Comment
  LA201721  Euphorbia terracina Arthur C. Gibson; 2001-5-19 4818 Los Angeles Santa Monica Mountains, Topanga Canyon, along Pacific Coast Hwy near junction with State Hwy 27 Comment
  UC1241147  Euryops pectinatus Peter H. Raven 1959-3-18 13870 Los Angeles Arcadia Los Angeles State and County Arboretum, Arcadia Comment
  LA32032  Euthamia occidentalis Peter H. Raven; Henry J. Thompson 1959-10-18 14658 Los Angeles Santa Monica Mountains, Topanga Canyon, Coast highway at mouth of canyon 4 Comment
  SEINET10924480  Fagopyrum esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2606 Los Angeles City of San Gabriel. Mitsuwa-Yaohan Market, 515 W. Las Tunas. Comment
  LA200952  Festuca microstachys Peter H. Raven; 1960-5-15 15356 Los Angeles Santa Monica Mountains1, Piuma Road 2.1 mi. E of Rambla Pacifica 487 Comment
  LA51391  Festuca microstachys Henry J. Thompson; 1959-4-19 1947 a Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UCR125399  Festuca myuros A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25696 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  UCR200135  Festuca myuros var. myuros Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 769 B Los Angeles Verdugo Mountains, south side, above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 518 Comment
  UCR126248  Festuca octoflora A. C. Sanders 2003-3-14 25781 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  CATA1360  Festuca temulenta Mark L. Hoefs, Robert F. Thorne 1995-7-26 2472 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below Eagle's Nest Lodge 134 Comment
  SEINET13276705 Image available Ficus carica R. G. Swinney 2011-1 15858 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek (Crystal Lake 7.5' Q.) 1000 Comment
  UCR276748  Ficus carica R. G. Swinney 2010-8-11 13494 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA0116284  Ficus microcarpa R. E. Riefner Jr. 2015-8-2 15 -214 Los Angeles City of Alhambra, N side of 110 Freeway on E side of Garfield St. 129 Comment
  RSA393721  Filago californica M. B. Dunkle 1940-4-10 1840 Los Angeles Above Parson's, Santa Catalina Island. Comment
  PASA16  Forestiera neomexicana Margaret Stason 1931-5-9 Los Angeles Willow Springs M. DES. Comment
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Apr 30 2015
  UCR94685  Forestiera pubescens A. C. Sanders, E. J. Lott 1993-5-6 13968 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  CAS-BOT-BC384172  Forestiera pubescens subsp. parvifolia Robert F. Thorne; Walter Wisura; Suzanne Granger; Pamela Burton 1982-4-20 55016 Los Angeles San Gabriel Mts: Near mouth of Rock Creek, N slope of mountains 1203 Comment
  SD114270  Frangula californica subsp. californica Darley F. Howe no date 8 Los Angeles Claremont Comment
  CAS-BOT-BC53484  Frangula californica subsp. tomentella Timothy S. Ross; Steve Boyd 1994-9-21 8292 Los Angeles Liebre Mountain: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sections 3,4,9,10) 1708 Comment
  RSA36015  Frankenia grandifolia Robert F. Thorne 1966-4-15 36015 Los Angeles San Clemente Island. Upper edge of boulder beach and base of rocky bluff, c. 1/2 mile SSE of Eel Point, SW side of island. Comment
  CAS-BOT-BC217358  Frasera neglecta Le Roy Abrams; E. A. McGregor 1908-7-5 628 Los Angeles Swartout Canyon, San Gabriel Mountains 1981 Comment
  SEINET179638  Frasera neglecta Victor Duran 1933-7-8 3501 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  UC1123371  Fraxinus dipetala A. D. Gifford 1935-4-14 579 Los Angeles 2.5 mi e Whitaker Pk.; Angeles National Forest, Tejon Quad. 914 Comment
  UC1175004  Fraxinus dipetala P. C. Everett and E. K. Balls 1959-6-29 23869 Los Angeles 2 mi from Seminole Hot Springs; Santa Monica Mts. 487 Comment
  UCR141451  Fraxinus pennsylvanica subsp. velutina June Latting 1975-6-15 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Canyon, Century Ranch 152 Comment
  UCR259674  Fraxinus uhdei R. G. Swinney 2010-4-1 12138 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of 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
  RSA712721  Fraxinus velutina A. C. Sanders 2003-3-14 25773 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  OBI80788  Fraxinus velutina Luis Aguilar 2015-8-26 Los Angeles Peter Strauss Ranch, along Mulholland Hwy at northeast corner of the park. 230 Comment
  SEINET10529036  Freesia refracta David B. Dunn 1946-1 Dunn 1999 Los Angeles Ornamental in yard at 316 n. Ave. 5O Comment
  RSA600060  Fremontodendron californicum Steve D. Boyd, Lauren Raz 1997-5-20 9815 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
  SEINET5510193 Image available Fremontodendron californicum Victor Duran 1933-1 3510 a Los Angeles Sulphur Springs; San Gabriel Mountains 1600 Comment
  RSA77222  Fremontodendron californicum subsp. californicum Joseph A. Ewan 1932-5-29 7211 Los Angeles Arratre Canyon 1220 Comment
  RSA162693  Fremontodendron mexicanum J. D. Olmsted 1958-3-11 56 Los Angeles Along SE edge of Blanchard Park; oak woodland with gradual southward drainage along San Antonio Creek on Pomona College campus 366 Comment
  RSA126750  Fritillaria biflora Peter H. Raven, Henry J. Thompson 1959-4-3 13913 Los Angeles NE of Saddle Peak, summit. Saddle Peak. Santa Monica Mountains. 823 Comment
  RSA310127  Fritillaria pinetorum Wayne E. Sawyer 1980-6-25 3 Los Angeles Angeles National Forest; Crest trail, .75 miles W of Mt Hawkins; 2561 Comment
  RSA719092  Funastrum cynanchoides var. cynanchoides Naomi Fraga 2001-5-27 55 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  RSA746542  Funastrum cynanchoides var. hartwegii A. C. Sanders, T. B. Salvato 2009-5-20 36865 Los Angeles San Gabriel Valley: Montebello Hills, under SCE powerlines NE of Plaza Dr., SE of Montebello Blvd. and SW of San Gabriel Blvd. 96 Comment
  UC1611553  Galenia pubescens var. pubescens John Ekhoff 1992-6-5 Los Angeles disturbed, undeveloped property on Hill St. between Stanley and Ohio aves. Signal Hill; Long Beach Comment
  CDA5843  Galinsoga parviflora Margaret Bellue 1945-5-12 Los Angeles South Western Avenue, Los Angeles. 0 Comment
  RSA593776  Galium andrewsii subsp. intermedium Steve D. Boyd, Orlando Mistretta, John Dolan 1996-4-18 8555 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  UCR192944  Galium angustifolium Dan S. Cooper 2008-5-8 s.n. Los Angeles Los Angeles Basin, end of Kinney St, Glassell Park, Los Angeles 186 Comment
  CHSC112157  Galium angustifolium subsp. angustifolium Dean Wm. Taylor 2003-5-29 18605 Los Angeles San Gabriel Mountains, Cold Springs Canyon, along Angeles National Forest Road 1N29 (Silver Fish Road) 1.3 miles E of the junction with Road 1N36. 868 Comment
  JEPS7428  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-4-1 S 4442 Los Angeles Avalon Santa Catalina Island (ocean bluffs) 10 Comment
  POM155807  Galium angustifolium subsp. angustifolium M. B. Dunkle 1928-4-21 1873 Los Angeles Santa Catalina Island: Renton Mine Hill. 366 Comment
  RSA610980  Galium angustifolium subsp. angustifolium Louis C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains: Fish Fork. 1098 Comment
  UCD121582  Galium angustifolium subsp. angustifolium Daryl Koutnik 1978-6-24 550 Los Angeles Way Hill along Gladstone Avenue, San Dimas. 304 Comment
  SD138809  Galium angustifolium subsp. gabrielense Craig Reiser 1993-1-21 Los Angeles East of Monrovia and south of Santa Anita Creek Comment
  UC1375352  Galium angustifolium subsp. nudicaule Robert F. Thorne and C. W. Tilforth 1971-6-30 40803 Los Angeles dessicated branch of S Fork of Little Rock Creek 1.8 mi below Alder Saddle; San Gabriel Mts., Angeles National Forest, Pinyon Flats Area 1554 Comment
  POM158340  Galium aparine M. B. Dunkle 1928-3-31 1764 Los Angeles Santa Catalina Island: Little Harbor 61 Comment
  RSA592813  Galium aparine Steve D. Boyd, Orlando Mistretta 1996-5-1 8754 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
  RSA656478  Galium aparine Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 727 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 518 Comment
  RSA748905  Galium aparine R. G. Swinney 2008-5-13 8852 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon, 0.5 mi. south of Big Rock Creek Rd. 1293 Comment
  UCR216898  Galium aparine R. G. Swinney 2009-3-11 10090 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River Canyon, El Encanto Azusa River Wilderness Park 296 Comment
  RSA652699  Galium aparine Phillip Robinson 1991-5-19 377 Los Angeles Sycamore Canyon 0.25 miles south of Bererly Blvd and WOrkman Mill Road. 2.2 miles east of Workman Mill Road on trail into Canyon. [City of Industry, sw of Rio Hondo College, east of 605 Fwy]. At end of right fork of trail. Comment
  SBBG98710  Galium catalinense subsp. acrispum T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5291 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; upper portion of drainage 274 Comment
  POM9650  Galium cliftonsmithii Philip A. Munz, R. D. Harwood 1920-5-15 4013 Los Angeles Sepulveda Canyon, Santa Monica Mountains 213 Comment
  CAS-BOT-BC223172  Galium nuttallii subsp. insulare Reid Moran 1941-3-11 700 Los Angeles Ridge north of Middle Ranch, Santa Catalina Island Comment
  POM4415  Galium parishii I. M. Johnston 1917-8-22 1691 Los Angeles Summit of Baldy. 3049 Comment
  RSA719591  Galium parishii R. G. Swinney 1997-7-17 5686 Los Angeles Summit of Table Mountain, NW of Wrightwood. 2277 Comment
  SD70517  Galium parishii F. Ehrendorfer 1959-6-14 5902 Los Angeles San Gabriel Mountains, hills about 2 miles north of Big Pines 1981 Comment
  RSA424695A  Galvezia speciosa M. B. Dunkle 1929-4-7 2091 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA89787  Garrya flavescens var. pallida R. M. Beeks 1951-6-12 193 Los Angeles Angeles Crest Hwy., near Charlton Flats. 1524 Comment
  RSA188081  Gastridium phleoides R. F. Thorne 1966-4-28 36265 Los Angeles Santa Catalina Island. Water tank above Mausoleum, Avalon Canyon above road 182 Comment
  RSA413931  Gastridium phleoides Robert M. Perkins 1936-4-20 s.n. Los Angeles [Unspecified] Comment
  RSA0103799  Gayophytum diffusum subsp. diffusum R. G. Swinney 2011-6-14 15110 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA250347  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42221 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Waterman, along trail above upper end of ski lift. 2378 Comment
  RSA603817  Gayophytum diffusum subsp. parviflorum Steve Boyd 1997-9-10 10033 Los Angeles Liebre Mountains Region: High point of Liebre Mountain near old radio tower site, at divide between Horse Camp Canyon and Castaic Creek watershed. 1744 Comment
  UCR182848  Gayophytum diffusum subsp. parviflorum R. G. Swinney 1997-8-6 5760 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  UCR179710  Gayophytum oligospermum R. G. Swinney, Dave Larson 1996-7-17 5124 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  SD69643  Genista linifolia Robert F. Thorne 1966-4-28 36240 Los Angeles Santa Catalina Island; Wrigley Drive near Avalon 91 Comment
  UCD19079  Geranium robertianum Tom Yutani 1965-6-14 s.n. Los Angeles city of Pasadena. Comment
  RSA0080772  Gilia R. G. Swinney 2010-5-19 12774 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
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Dec 7 2018
  UCD117621  Gilia achilleifolia Geoffrey Levin 1974-5-31 196 Los Angeles Blanchard Park wash, Pomona College, Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) 335 Comment
  RSA470079  Gilia angelensis L. C. Wheeler 1934-3-11 2434 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  SD53041  Gilia angelensis Peter H. Raven 1962-5-1 17521 Los Angeles Santa Monica Mountains, just south of Agoura. 259 Comment
  UCSB43775  Gilia angelensis Nakashima, L. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road, .63 miles from its junction with Avalon Canyon Road; Santa Catalina Island 182 Comment
  RSA470107  Gilia angelensis E. S. Spalding 1925-4-29 s.n. Los Angeles Waste lot, Glendale Comment
  RSA72293  Gilia angelensis F. W. Peirson 1919-3-30 919 Los Angeles Tujunga Canyon. West end of San Gabriel Mts. 427 Comment
  RSA586343  Gilia brecciarum subsp. brecciarum Orlando Mistretta 1995-3-17 1550 Los Angeles Slopes southwest of Little Rock reservoir. On Emma section of Little Rock Creek Management Unit. 1219 Comment
  UCR229163  Gilia brecciarum subsp. brecciarum Dan S. Cooper 2011-5-5 511- 54 Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  RSA252967  Gilia brecciarum subsp. brecciarum R. F. Thorne, C. W. Tilforth 1973-4-20 43107 Los Angeles San Bernardino National forest; Mormon Rocks and Cajon Canyon 1036 Comment
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Jan 14 2014
  SEINET5514129  Gilia capillaris F. Turner 1970-1 Los Angeles Collected E of Gorman Kern County Comment
  RSA470214  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1914-05 s.n. Los Angeles La Crescenta. Comment
  RSA470233  Gilia capitata subsp. abrotanifolia B. C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  UCR185595  Gilia capitata subsp. abrotanifolia A. C. Sanders 2007-4-25 33589 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  LA206520  Gilia capitata subsp. abrotanifolia C. B. Wolf; 1936-4-26 7775 Los Angeles San Fernando Valley, W side of Burbank at Victory Blvd and Elm Ave 152 Comment
  RSA470230  Gilia capitata subsp. abrotanifolia L. E. Hoffman 1931-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA470242  Gilia capitata subsp. abrotanifolia Samuel R. Tyson 1942-5-7 s.n. Los Angeles San Dimas Canyon. 518 Comment
  UCD117690  Gilia capitata subsp. abrotanifolia Collector unknown 1923-5-22 273 Los Angeles Plume trail, Eaton Canyon. Comment
  LA206528  Gilia latiflora subsp. davyi Harvey Anderson; 1932-3-30 sn Los Angeles Quail Lake Comment
  POM186797  Gilia latiflora subsp. latiflora P. A. Munz, T. Craig 1933-5-13 12927 Los Angeles 10 miles south of Muroc. Comment
  VVC2937  Gilia latiflora subsp. latiflora Tim Thomas 2014-5-4 6291 Los Angeles Mojave Desert, Antelope Valley 2.6 miles north of Neenach, just east of aqueduct just south of Ave A. 884 Comment
  RSA86547  Gilia latiflora subsp. latiflora Verne Grant, Alva Grant 1954-4-19 9325 Los Angeles Just W of Littlerock on flat near low hills. 915 Comment
  RSA730080  Gilia leptantha subsp. transversa R. G. Swinney 1999-6-5 7257 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  RSA630372  Gilia minor L. C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent 1027 Comment
  SBBG126025  Gilia minor A. Parikh, N. Gale 2010-5-12 3156 Los Angeles 4.0 km S of Hwy 138, 0.1 km W of 120th St W, at intersection of rds under power lines 783 Comment
  RSA11031  Gilia modocensis C. B. Wolf 1928-3-29 1597 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA776552  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-6-14 5317 Los Angeles upper Big Tujunga canyon, 1.93 road miles E of junction with Angeles Forest Hwy. 1040 Comment
  RSA0016256  Gilia ochroleuca subsp. bizonata Steve Boyd, Lauren Raz 1997-3-25 9315 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
  RSA0016265  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1220 Comment
  RSA0017215  Gilia ochroleuca subsp. bizonata L. C. Wheeler 1967-5-12 9482 Los Angeles Summit 4183 E of Vincent 1250 Comment
  SEINET4854751  Gilia sherman-hoytiae Unknown 1933-5-13 12925 Los Angeles 10 mi S of Muroc. Comment
  RSA436243  Githopsis diffusa subsp. diffusa Anstruther Davidson 1914-06 2972 Los Angeles Bonita Camp, San Gabriel Canyon, San Gabriel Mountains. Comment
  SBBG108955  Glebionis coronaria S. A. Junak 1997-5-20 SCl 878 Los Angeles Wilson Cove, in Public Works Storage Yard, behind gymnasium building 60 Comment
  OBI45942  Glebionis coronaria Clifton F. Smith 1957-6-13 5569 Los Angeles Along Figueroa St near Long Beach Comment
  RSA0104647  Gnaphalium californicum R. G. Swinney 2011-5-6 14615 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 793 Comment
  RSA729543  Gnaphalium canescens subsp. beneolens R. G. Swinney 1998-9-7 6940 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge Trail at far NE tributary of upper Fish Fork San Gabriel River, 1.3 mi. west of Dawson Peak 2524 Comment
  RSA774788  Gnaphalium canescens subsp. beneolens R. G. Swinney 2009-7-23 11386 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA600468  Gnaphalium luteoalbum Steve Boyd, Lauren Raz 1997-4-30 9614 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  UCR210479  Gnaphalium luteoalbum R. G. Swinney 2008-12-2 9923 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  POM358867  Gnaphalium microcephalum Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  CATA1368  Gnaphalium palustre Mark L. Hoefs, Robert F. Thorne, Janet Takara, Misty Gay 1995-7-27 2490 Los Angeles Santa Catalina Island: Lower Bulrush Reservoir 289 Comment
  RSA0082414  Gnaphalium palustre R. G. Swinney 2010-9-7 13681 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  UCR276975  Gnaphalium palustre R. G. Swinney 2010-6-1 13148 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
  RSA191585  Gnaphalium palustre R. F. Thorne, M. Z. Thorne 1966-8-29 36585 Los Angeles San Gabriel Mts, Angeles National Forest: Big Pines Recreation Area, dry slope above E end of Jackson Lake, on road from Big Pines to Valyermo. 1890 Comment
  RSA643164  Gnaphalium stramineum Orlando Mistretta, S. D. Boyd, Darren Banks 1994-4-29 1127 a Los Angeles San Gabriel Mountains: Little Rock Creek Management Unit, Santiago Creek Section. Comment
  RSA728295  Grayia Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1956 Los Angeles Fort Tejon Road Comment
  UCR177575  Grayia spinosa LeRoy Gross 2005-5-3 2205 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
  CAS-BOT-BC6173  Grossularia amara Alfred James McClatchie 1894-2-1 s.n. Los Angeles Canyons of San Gabriel Mts., near Pasadena Comment
  UC1127006  Guillenia lasiophylla A. D. Gifford 1935-4-22 610 Los Angeles 2.25 mi ne Manzana; Tejon Quad. 853 Comment
  UCR95494  Gutierrezia californica Steve Boyd, L. Raz 1996-9-24 8950 Los Angeles Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Canyon, south of Liebre Mtn. 930 Comment
  SBBG62667  Gutierrezia microcephala R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  CAS-BOT-BC302132  Gutierrezia sarothrae L. R. Abrams 1916-10-31 6366 Los Angeles Fremont's Pass Comment
  RSA640647  Hazardia cana Steven A. Junak 1996-10-1 SCI- 693 Los Angeles San Clemente Island: middle portion of Horse Canyon, 1.2 miles SW of Thirst Peak. 372 Comment
  RSA717031  Hazardia squarrosa Gary Kovnat, LeRoy Gross 2003-2-16 26 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  UCSB6582  Hazardia squarrosa var. grindelioides Kraebel, C. 1927-1 Los Angeles Angeles Forest; Mt. Wilson Road Comment
  RSA607684  Helenium bigelovii Scott D. White 1997-6-29 5400 Los Angeles Mt. Baldy Village Area: San Antonio Canyon below San Antonio Falls, and along trail/road access rt. 1921 Comment
  RSA755460  Helenium bigelovii R. G. Swinney 2008-7-16 9264 Los Angeles Little Rock Creek Canyon, 1.6 mi. south of Burkhart Saddle along the Burkhart Trail, at stream crossing 1817 Comment
  RSA792130  Helenium bigelovii Jane Tirrell 2012-8-20 LS 0163 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Jimmy Springs. 2259 Comment
  SD255651  Helenium bigelovii R. G. Swinney 2010-9-9 13766 Los Angeles San Gabriel Mountains: Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Camgpround, along FS Rd 3N07.2/North Crystal Lake Road. (Crystal Lake 7.5'Q) Comment
  UCR194057  Helenium bigelovii R. G. Swinney 1998-8-17 6772 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  UCR258855  Helianthemum scoparium R. G. Swinney 2010-3-16 11925 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  POM177952  Helianthemum scoparium var. vulgare J. Ewan 1931-3-21 4065 Los Angeles End of road, Los Flores Canyon, Santa Monica Mts. 549 Comment
  RSA682653  Helianthemum scoparium var. vulgare LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1092 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  JEPS30516  Helianthus gracilentus Peter H. Raven and Henry J. Thompson 1959-10-18 14683 Los Angeles along Decker Road 1.8 mi s Mulholland; Santa Monica Mountains 487 Comment
  RSA92423  Helianthus gracilentus F. W. Peirson 1921-7-19 2783 Los Angeles San Gabriel Mts: junction of Coldwater Canyon and Cattle Canyon 793 Comment
  RSA755569  Heliotropium curassavicum R. G. Swinney 2008-9-9 9329 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA596067  Heliotropium curassavicum L. C. Wheeler 1946-8-28 6289 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  POM3868  Heliotropium curassavicum var. oculatum O. W. Robinson 1916-5-2 s.n. Los Angeles Claremont, corner of 3rd and Dartmouth. Comment
  CATA1346  Helminthotheca echioides Mark L. Hoefs, Robert F. Thorne 1995-7-26 2451 Los Angeles Santa Catalina Island: Middle Canyon, on bank, next to stream bed just below reservoir 170 Comment
  RSA151319  Hemizonia clementina Peter H. Raven 1962-7-11 17990 Los Angeles 1 mile south of Wilson Cove, San Clemente Island Comment
  RSA177890  Hemizonia clementina R. F. Thorne 1965-5-11 34547 Los Angeles Santa Catalina Island, about halfway between Little Harbor and Isthmus Cove 152 Comment
  RSA544564  Hemizonia clementina Timothy S. Ross, Kellogg 1992-4-13 6144 Los Angeles San Clemente Island: NW part of the island. Coastal terrace in the vicinity of Darter. (340 degrees NNW, 1140m distant from 199'BM near Flasher; ca 250m NNW of the shifting sands.) 18 Comment
  UCR143420  Hemizonia clementina F. R. Fosberg 1931-5-17 S- 4887 Los Angeles Channel Islands, Santa Catalina Island, Little Harbor 5 Comment
  UCR153957  Hemizonia fasciculata A. C. Sanders 2005-5-11 30153 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  POM230186  Hemizonia fasciculata I. W. Clokey, Edward Anderson 1933-5-9 6948 Los Angeles Pomona Hills. 400 Comment
  SEINET10945243  Hemizonia fasciculata David B. Dunn 1946-8-10 Dunn 2657 Los Angeles Collected in Floriculture area of Univ. of California in LA at Veteran Ave.; a weed growing in dry hard clay soil. Comment
  RSA117743  Hemizonia minthornii S. Carlquist 1956-7-15 407 Los Angeles At summit just east of summit of Santa Susanna Pass. Comment
  RSA283995  Hemizonia minthornii Sterling Keeley 1978-10-16 970 Los Angeles Diamond Bar Ranch, north end of Topanga cyn. Blvd. at the junction of the Simi Fry. about 1/2 mile east of Iverson Rd. Santa Susanna Mts. Comment
  RSA0001292  Hemizonia minthornii T. W. Minthorn 1923-11-12 17080 Los Angeles Near Chatsworth, in Santa Susanna Mts. Comment
  UCR126867  Herniaria hirsuta A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26147 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  SBBG126031  Herniaria hirsuta var. cinerea A. Parikh, N. Gale 2010-5-11 3150 Los Angeles 1.3 km S of Hwy 138, 0.2 km N of Ave E, 0.4 km W of power transmission lines 786 Comment
  UCR255824  Hesperoyucca whipplei R. G. Swinney 2010-5-4 12504 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
  RSA230201  Heterocodon rariflorum R. F. Thorne 1969-7-2 38224 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  UCR277154  Heterocodon rariflorum R. G. Swinney 2011-6-15 15204 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
  CAS-BOT-BC143674  Heteromeles arbutifolia Alice Eastwood 1919-7-4 9276 Los Angeles Santa Monica Canyon, Los Angeles Comment
  HSC84135  Heteromeles arbutifolia David Charlton 1987-1-31 632 Los Angeles Saddle Peak, Santa Monica Mtns. Steep E-facing hillside beside road 610 Comment
  RSA0101270  Heteromeles arbutifolia R. G. Swinney 2011-3-18 14150 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA449821  Heteromeles arbutifolia Freda Detmers 1929-7-18 s.n. Los Angeles Griffith Park, Los Angeles. Comment
  SD85180  Heteromeles arbutifolia var. macrocarpa E. R. Blakley 1963-12-8 6386 Los Angeles San Clemente Island, Canyon bottom above Mosquite Cove, between Triangulation points Malo and Chenity 305 Comment
  RSA0074441  Heterotheca grandiflora Scott D. White, P. De Vries 2004-6-14 10498 a Los Angeles Eastern Santa Susana Mountains. West of the I-5 Freeway, ca. 4 mi N of I-5 / SH-14 jtn and 6 mi S of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UC1483920  Heterotheca grandiflora Mark Hoefs 1973-7-20 394 Los Angeles by nw corner Middle Ranch Reservoir; Santa Catalina Island 182 Comment
  SEINET11259276 Image available Heterotheca grandiflora I. W. Clokey, E. G. Anderson 1931-3-11 5320 Los Angeles San Gabriel Canyon. Comment
  CAS-BOT-BC317325  Heuchera elegans G. B. Grant 1900-4-22 s.n. Los Angeles Mt. Wilson, near Matin's Camp [?] 1676 Comment
  RSA0066112  Heuchera elegans I. M. Johnston 1928-6-28 s.n. Los Angeles Cascade Canyon, west end Ontario Peak. 1829 Comment
  SD236410  Heuchera elegans R. G. Swinney 1998-8-13 6740 Los Angeles San Gabriel Mtns.: summit of Iron Mountain. 2427 Comment
  RSA0063091  Heuchera elegans Mark Elvin, Anne Marie Ruff 1996-8-1 294 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road (gate). South side of road on curve. Comment
  RSA0076375  Heuchera elegans Mark Elvin, Orlando Mistretta 1995-9-15 100 Los Angeles Glendora Saddle up trail to Lookout Mountain. 1494 Comment
  RSA127791  Hirschfeldia incana P. H. Raven, H. J. Thompson 1959-9-6 14376 Los Angeles Near mouth of Malibu Creek. (Lat; N. 34 degrees, Long. 118 to 119 degrees W.) 12 Comment
  POM348805  Hoita macrostachya H. de Forest 1934-5-1 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  UC2026455  Holocarpha heermannii Steve Boyd, L. Raz 1997-6-18 9984 Los Angeles LIEBRE MOUNTAINS REGION: North base of Portal Ridge along the Broad Canyon Motorway, east of the mouth of Broad Canyon, edge of the Antelope Valley. Comment
  UCR214619  Hordeum murinum A. C. Sanders, Dan S. Cooper 2010-3-12 37362 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA11183  Hordeum murinum subsp. glaucum C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  RSA724994  Hordeum murinum subsp. glaucum K. Dobry 1991-5-2 592 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  CATA721  Hordeum vulgare Mark L. Hoefs 1991-5-18 1228 Los Angeles Santa Catalina Island: Middle Canyon 268 Comment
  RSA485314  Horkelia cuneata subsp. puberula Cynthia Anderson 1963-6-6 71 Los Angeles Northern border of wash, Pomona College 335 Comment
  UCR141849  Horkelia rydbergii R. G. Swinney 1997-9-6 5856 Los Angeles San Gabriel Mountains, Jackson Lake area. Ball Flat, 0.8-0.9 mi N of Big Pines Hwy at end of SW spur of Forestry Service Rd 4N16. 1890 Comment
  UC10305  Hornungia procumbens A. Davidson 1904-5-18 Los Angeles Antelope Valley Comment
  SBBG45103  Hosackia crassifolia var. crassifolia V. Duran 1933-7-8 3504 Los Angeles Horse Flats 1676 Comment
  UCR270109  Hulsea heterochroma R. G. Swinney 2010-9-9 13788 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  RSA584133  Hulsea heterochroma Timothy S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2959 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
  RSA225810  Hulsea vestita subsp. gabrielensis R. F. Thorne, Tilforth, Dourley 1971-7-27 41085 Los Angeles Angeles National Forest: Devil's Backbone, Mt. San Antonio 2743 Comment
  SEINET3860184  Hulsea vestita subsp. gabrielensis D. H. Wilken 1973-6-1 11880 Los Angeles Angeles Crest Hwy, 3 mi E of Chilao, San Gabriel Mtns.; 0 1829 Comment
  UC56503  Hydrocotyle umbellata Ernest Braunton Jul 1902 533 Los Angeles Los Angeles R. Comment
  RSA453776  Hydrocotyle verticillata Anstruther Davidson s.n. Los Angeles Malibu Creek. Comment
  RSA578724  Hymenoclea salsola Timothy S. Ross, J. Mark Porter 1994-5-1 7578 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA507537  Hypericum androsaemum L. C. Wheeler 1967-8-24 10502 Los Angeles Angeles National Forest: SW slope of Mt. Waterman. 2164 Comment
  UCD133316  Hypochaeris glabra Donald R. Bissing 1973-6-2 146 Los Angeles Evey Canyon, San Gabriel Mountains. 0.3 mile from mouth of canyon. 719 Comment
  UCSB51537  Isocoma acradenia Hodgson, John 1928-11 Los Angeles At bridge above Grapevine, Ridge Route; Santa Barbara Forest 548 Comment
  CATA1390  Isocoma menziesii Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2525 Los Angeles Santa Catalina Island: By Haypress Reservoir 414 Comment
  SBBG13671  Isocoma menziesii E. R. Blakley 1961-9-24 4774 Los Angeles cyn above Ben Weston Beach 6 Comment
  RSA608513  Isocoma menziesii var. vernonioides L. C. Wheeler 1930-11-28 s.n. Los Angeles Clark's Grove (vicinity of Claremont). Comment
  POM361290  Iva axillaris Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  CATA1203  Jaumea carnosa Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-7 2253 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  CAS-BOT-BC101910  Juglans californica S. Parnay Mar. s.n. Los Angeles Santa Monica [Canon] Canyon Comment
  POM2128  Juglans californica C. F. Baker 1909-4-10 5294 Los Angeles Glendora Comment
  RSA0011195  Juglans californica Elna Pantolin 1951-11-11 s.n. Los Angeles Cedars Springs Comment
  RSA764418  Juglans californica Justin M. Wood 2009-8-18 1249 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR209206  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37163 Los Angeles San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  SEINET11102791 Image available Juglans californica var. californica Scott D. White 2003-6-2 9440 Los Angeles Puente Hills; City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit 183 Comment
  RSA0011160  Juglans californica var. californica Scott D. White, Justin M. Wood 2008-5-6 11937 Los Angeles Puente / Chino Hills: Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor (SE corner of county). 213 Comment
  RSA0035013  Juglans regia Robin J. Tausch 1963-4-15 s.n. Los Angeles Calvert St., 1/4 mi. West Corbin Ave., Woodland Hills. 243 Comment
  UCR274136  Juncus bufonius Steven A. Junak 1999-7-15 SCa- 1030 Los Angeles Channel Islands, Santa Catalina Island, Bulrush Canyon 238 Comment
  UCR96941  Juncus bufonius var. bufonius R. G. Swinney 1993-9-11 2655 Los Angeles San Gabriel Mtns., Wrightwood, junction of Spruce Street & Hwy 2, north of Hwy 2 along the stream 1799 Comment
  RSA368196  Juncus covillei F. R. Fosberg, Joseph A. Ewan 1931-8-12 s 5582 Los Angeles Little Jimmy Spring, Windy Camp, north slope Mt. Islip, San Gabriel Mountains. 2300 Comment
  RSA588610  Juncus macrophyllus Orlando Mistretta 1994-5-23 1243 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  UCR199604  Juncus patens Justin M. Wood 2008-5-31 06 Los Angeles Western Transverse Range; Santa Monica Mtns., Santa Monica Mountains National Recreation Area, Topanga Canyon, Hondo Creek Trail 300 Comment
  RSA368090  Juncus phaeocephalus Dayton, Dayton 1925-4-15 s.n. Los Angeles Baldwin Park, Los Angeles vicinity. Comment
  RSA0069835  Juncus rugulosus R. G. Swinney 2010-9-9 13776 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  SBBG126955  Juncus rugulosus A. Parikh, N. Gale 2011-7-14 3557 Los Angeles West Fork San Gabriel River, 2.6 km W of St Hwy 39; San Gabriel Mtns 615 Comment
  UCR67648  Juncus rugulosus T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4022 Los Angeles San Gabriel Mtns., Angeles National Forest, Tujunga Ranger District. NE of Tie Summit Station & east of Angles Forest Hwy, westerly drainage that meets Tie Canyon 1524 Comment
  RSA584114  Juncus torreyi Timothy S. Ross, Peter W. Fritsch 1990-6-11 2994 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA594470  Juncus xiphioides Steve Boyd, Lauren Raz 1996-9-24 8938 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
  CAS-BOT-BC80995  Juniperus californica Timothy S. Ross; Steve Boyd 1994-9-20 8224 Los Angeles Upper BEE CANYON: drainage on SE side of Antelope Valley Freeway (Hwy 14), 1.1 road miles SW of Agua Dulce Road 740 Comment
  RSA0108895  Juniperus californica Richard G. Swinney 2011-4-1 14318 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
  UC215372  Juniperus californica I. Johnston 981 Los Angeles San Gabriel Wash 152 Comment
  UCR140610  Juniperus californica Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 01 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  SEINET8981245 Image available Juniperus chinensis Arboretum Staff 68 P934 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  POM158332  Keckiella cordifolia M. B. Dunkle 1928-3-4 1714 Los Angeles Orizaba Canyon, Santa Catalina Island. 244 Comment
  RSA293233  Keckiella cordifolia D. C. Michener 1980-6-30 3691 Los Angeles Indian Canyon. 950 Comment
  RSA18417  Keckiella ternata subsp. septentrionalis Carl B. Wolf 1927-7-27 685 Los Angeles Ridge Route Road, 2 mi. so. of Forest Inn. Comment
  NY790422  Keckiella ternata subsp. ternata T. S. Ross 1991-7-24 5643 Los Angeles Granite Mountain: Pacifico Mountain USGS 7.5' quadrangle 1902.0 Comment
  CAS-BOT-BC238330  Keckiella ternata var. septentrionalis Ernest C. Twisselmann 1959-6-2 5320 Los Angeles Old Ridge Route, 0.25 mile north of Quail Lake Fire Station 1219 Comment
  RSA191055  Koeleria macrantha R. F. Thorne, M. Z. Thorne 1967-7-2 37251 Los Angeles San Antonio Canyon; Chapman Ranch, above Mt. Baldy Village. 1356 Comment
  LA204717  Krascheninnikovia lanata A. Handschiegel; 1925-5-19 sn Los Angeles Little Rock Creek Comment
  RSA586024  Krascheninnikovia lanata Orlando Mistretta 1995-5-2 1663 Los Angeles San Gabriel Mountains, Carr Canyon. 1036 Comment
  UCR281175  Krascheninnikovia lanata R. G. Swinney 2014-4-23 16181 Los Angeles San Gabriel Mountains, east of Valyermo, Holcomb Ridge, 0.18-0.32 miles north of Bob's Gap Rd., 1.04 air-miles west of Bob's Gap 1302 Comment
  LA32081  Lactuca serriola Peter H. Raven; Henry J. Thompson 1959-9-6 14393 Los Angeles Santa Monica Mountains, Malibu Creek, near mouth 12 Comment
  SBBG108937  Laennecia coulteri S. A. Junak 1996-9-28 SCl 673 Los Angeles Box Cyn, ca. 0.46 mi downstream from Triangulation Pt "Snapper" 323 Comment
  CATA944  Lamarckia aurea Mark L. Hoefs, Robert Given 1992-4-16 1808 Los Angeles Santa Catalina Island: Wild Boar Gully 152 Comment
  SEINET175772 Image available Lamarckia aurea M. E. Jones 1982-5-1 3214 Los Angeles Los Angeles Comment
  UC589645  Lamarckia aurea Nell Murbarger April 1936 58 Los Angeles w side San Clemente Island San Clemente Island Comment
  RSA592198  Lamium amplexicaule Louis C. Wheeler 1967-4-9 9186 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Canyon Inn. Comment
  CAS-BOT-BC338118  Lasthenia californica Le Roy Abrams 1901-4-1 1228 Los Angeles Ballona Harbor Comment
  CHSC35828  Lasthenia californica William Fugimoto 1971-4-18 15 Los Angeles 6 miles SSW of Lancaster in Antelope Valley in Mojave Desert. 762 Comment
  SD86348  Lasthenia californica R. Mitchel Beauchamp, M. Douglas 1972-3-24 3212 Los Angeles San Clemente Island 99 Comment
  UC891165  Lasthenia coronaria Marcus E. Jones 1882-2-27 3026 Los Angeles Pasadena Comment
  CAS-BOT-BC329170  Lasthenia glabrata subsp. coulteri Marcus E. Jones 1882-5-2 3211 Los Angeles Pasadena Comment
  UC373332  Lasthenia glabrata subsp. coulteri Marcus E. Jones 1882-5-1 Los Angeles Pasadena Comment
  SBBG32271  Lasthenia gracilis L. S. Rose 1968-4-5 68020 Los Angeles Newhall Ranch 365 Comment
  UC174193  Lasthenia gracilis Katharine Brandegee Los Angeles Saugus Comment
  SDSU2773  Lasthenia gracilis R. M. Beauchamp 1967-3-17 254 Los Angeles East of Wilson Gove and elsewhere on San Clemente Island. Comment
  UCSB10345  Lasthenia gracilis Haller, John 1957-4-13 Los Angeles Upper Mint Canyon, ca. 5 miles E. of Rd. to Acton and 10 mi. E. of Los Angeles Forest Hwy. jct. 914 Comment
  RSA724474  Lathyrus laetiflorus K. Dobry 1992-4-9 d- 340 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom. Comment
  UCR149999  Lathyrus vestitus Scott D. White 2004-5-5 10297 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  RSA137019  Lathyrus vestitus subsp. laetiflorus Percy C. Everett, E. K. Balls 1959-6-2 23835 Los Angeles 1 mile northeast of entrance to Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA406662  Lathyrus vestitus var. vestitus L. E. Hoffman s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
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Jan 1 2017
  RSA187974  Lavatera assurgentiflora subsp. assurgentiflora Robert F. Thorne 1966-4-4 35794 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  CAS-BOT-BC321517  Layia glandulosa David D. Keck; Palmer Stockwell 1935-5-16 3307 Los Angeles 1.5 mi S of Palmdale Comment
  RSA361619  Layia glandulosa Fordyce Grinnell Jr 1921-4-3 s.n. Los Angeles Tujunga Wash Comment
  RSA630365  Layia glandulosa L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1220 Comment
  RSA773285  Layia glandulosa R. G. Swinney 2009-4-28 10554 Los Angeles summit of Mt. Emma 1585 Comment
  UCD168225  Layia glandulosa J. W. Barry 1980-5-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCR189273  Layia glandulosa R. G. Swinney 1998-5-16 6085 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  JEPS39198  Layia glandulosa W. L. Jepson 1914-5-12 5936 Los Angeles Mohava Desert Comment
  POM30332  Layia glandulosa Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  RSA506814  Layia glandulosa L. C. Wheeler 1967-5-9 9389 Los Angeles San Gabriel Mts.: Aliso Canyon E of Acton, ca. 1 mile downstream from Wagonwheel Ranch. 915 Comment
  CAS-BOT-BC377809  Layia platyglossa C. F. Baker 1904-4-15 4177 Los Angeles Claremont Comment
  SD90279  Layia platyglossa subsp. campestris Robert F. Thorne 1973-4-11 42779 Los Angeles San Clemente Island; plateau in Middle Ranch area at head of Middle Ranch Canyon. 424 Comment
  RSA409624  Lepechinia fragrans Christopher Davidson, B. Gustafson 1975-6-24 2870 Los Angeles Big Tujunga Canyon, ca. 5 mi NE of Sunland on rd 2N78 in a small side canyon running SW. 686 Comment
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Oct 21 2014
  UCR231912  Lepidium appelianum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8026 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, c. 150 m W of Hwy and just S of Ave E 701 Comment
  RSA715798  Lepidium densiflorum Scott D. White, Andrea Warniment 2006-7-6 11605 Los Angeles Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. 1113 Comment
  LA99246  Lepidium densiflorum var. ramosum Peter H. Raven; 1960-5-4 sn Los Angeles Along Santa Monica Blvd.; near Westwood Blvd 91 Comment
  UCR191298  Lepidium fremontii R. G. Swinney 1998-7-6 6273 Los Angeles San Gabriel Mtns., Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  UCR222739  Lepidium fremontii R. G. Swinney 2009-4-29 10608 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA188360  Lepidium lasiocarpum R. F. Thorne, P. Everett 1965-6-24 35028 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
  RSA534122  Lepidium lasiocarpum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5085 Los Angeles San Clemente Island. Sand dunes of coastal terrace at West Cove, SW of the new landing field 6 Comment
  RSA278315  Lepidium latifolium C. W. Tilforth, Walter Wisura 1979-5-23 1810 Los Angeles Edge of empty field, E side of Lamberton Ave, cross street Dominguez and Alameda St, betw Compton and Dominguez Comment
  UCSB70301  Lepidium latifolium Ferren, Wayne; Hamilton, Jason 1993-9-1 Los Angeles Santa Monica Mtns. Tapia County Park. Comment
  POM121543  Lepidium nitidum Marcus E. Jones 1882-11-29 3036 Los Angeles Pasadena. Comment
  LA103294  Lepidium nitidum var. nitidum Barry A. Prigge; 1986-3-19 6928 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 Comment
  SBBG14241  Lepidium oblongum M. A. Piehl 1962-6-9 62364 Los Angeles Thirst 597 Comment
  CATA2012  Lepidium strictum Steven A. Junak, Mark Hoefs, Janet Takara 1998-3-22 507 Los Angeles Santa Catalina Island: At SE end of Little Harbor Campground, adjacent to upper camp sites 18 Comment
  SBBG108907  Lepidium virginicum var. robinsonii S. A. Junak 1997-3-11 SCl 745 Los Angeles Sibara Ridge overlooking Pyramid Cove, ca. 0.3 mi S of Triangulation Pt Guds 158 Comment
  RSA311410  Lepidospartum squamatum Cheryl A. Lawson 1971-7-9 414 Los Angeles Vogel Flat, Big Tujunga Canyon, San Gabriel Mountains, Angeles National Forest. Comment
  RSA608510  Lepidospartum squamatum L. C. Wheeler 1930-10-12 s.n. Los Angeles La Verne. Comment
  UC472177  Lepidospartum squamatum J. Ewan 1931-10-24 5272 Los Angeles one mile above Malibu Lake; Santa Monica Mts. Comment
  CAS-BOT-BC273936  Leptochloa fusca subsp. fascicularis Peter H. Raven; Henry J. Thompson 1959-10-4 14553 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Coast Highway just north of mouth of Santa Monica Canyon 15 Comment
  CAS-BOT-BC272415  Leptochloa fusca subsp. uninervia Cecil Hart 1922-9-12 s.n. Los Angeles Howard and Smith Nursery, Montebello Comment
  UCR86847  Leptodactylon californicum Scott D. White 1995-4-27 2966 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  UCR150664  Leptodactylon californicum subsp. californicum James Henrickson 2000-4-15 20708 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  UC1584887  Leptodactylon pungens Tim Ross and Steve Boyd 1991-7-24 5620 Los Angeles ridge nne G.M. <Granite Mountain>; Pacifico Mountain USGS 7.5' quad, Granite Mountain vicinity 1865 Comment
  RSA311413  Leptosiphon breviculus Cheryl A. Lawson 1971-7-11 421 Los Angeles San Gabriel Mts., Angeles National Forest, above Crystal Lake, near Calif. State Highway 39. Comment
  SBBG64521  Leptosiphon parviflorus R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  SJSU2491  Leptosyne bigelovii H. L. Buckalew 1962-4-18 Los Angeles Mohave Desert between Vincent & Little Rock Comment
  SEINET2053407  Lessingia germanorum Frank Ambrey 1959-1 Los Angeles Comment
  SFV21786  Lessingia glandulifera var. glandulifera J. N. Hogue 2010-8-21 372 .1 Los Angeles San Gabriel Mountains South Fork Little Rock Creek near Pinyon Flats. 1640 Comment
  UC53557  Leymus X multiflorus H. P. Chandler 1902-9-11 2053 Los Angeles Verdugo Canyon Comment
  RSA587496  Leymus condensatus Orlando Mistretta 1994-9-13 1470 Los Angeles Santiago Canyon; Santiago Creek near junction of Forest Road 4N20 and BM 3980. 1213 Comment
  SEINET10595921  Leymus triticoides F. R. Fosberg 1931-7-5 Fosberg 54831 Los Angeles Cottonwood Canyon. Santa Catalina Island. Hillside above dam. Upper Sonoran Zone. Comment
  RSA733669  Lilium humboldtii Richard G. Swinney 1998-8-5 6660 Los Angeles San Gabriel Mtns.: Bear Gulch, 0.3 miles norht of confluene with Prairie Fork, SW of Wrightwood 1524 Comment
  UCR164833  Lilium humboldtii subsp. ocellatum Naomi Fraga, LeRoy Gross, Anh Nguyen 2005-6-9 1586 Los Angeles Transverse Ranges, San Gabriel Mountains region, Palmer Canyon N of Claremont 701 Comment
  RSA662614  Limonium perezii Scarlett Mellin 1994-5-28 22 Los Angeles Diamond Bar Hills; Sycamore Canyon Park, N. of Grand Ave. on Golden Springs Drive Comment
  UC908215  Linanthus breviculus Herbert L. Mason 1926-4-27 3036 Los Angeles Rock Creek, Mohave Desert slope of San Gabriel Mountains San Gabriel Mountains Comment
  UCR138908  Linanthus breviculus L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Divide between Punchbowl Canyon and Watkins Creek, at end of the road and beginning of Burkhart Trail 1585 Comment
  RSA0095267  Linanthus californicus subsp. glandulosus Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 5 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  RSA584901  Linanthus concinnus R. T. Hawke 1992-5-17 s.n. Los Angeles north side of the range at Big Rock Creek. Comment
  UC908264  Linanthus concinnus Frank W. Peirson 1928-6-2 7931 Los Angeles South Fork Rock Creek San Gabriel Mts. 1981 Comment
  CATA3331  Linanthus dianthiflorus Amy Catalano 2017-4-13 048 Los Angeles Santa Catalina Island: Steep hillside about 150 meters SW of junction of Silver Peak and Water Tank roads 323 Comment
  CATA429  Linanthus dianthiflorus Sara L. Crockett, Sheila Schueller 1997-3-8 567 Los Angeles Santa Catalina Island: Valley of the Ollas, 2.8 miles W on Empire Landing Road from jct. with Airport Road; N side of road, ca. 200 m toward San Pedro Channel 268 Comment
  LA200754  Linanthus dianthiflorus Jonathan Sauer; H. Walter 1975-4-12 5647 Los Angeles Comment
  RSA578958  Linanthus dichotomus T. S. Ross, S. D. Boyd 1994-5-11 7763 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp. 1695 Comment
  UCR275001  Linanthus dichotomus Michael Honer, Rachel Woodard 2006-4-25 2227 Los Angeles Tehachapi Mountains area, C. 2.5 miles NE of Quail Lake; 1 mile north of Hwy 138 1006 Comment
  JEPS116927  Linanthus liniflorus David Gowen 2008-4-30 882 Los Angeles Southwest corner of Avenue D (Hwy 138) and 210th St. West. Comment
  RSA314059  Linanthus parryae W. Wisura 1983-4-13 3903 Los Angeles 20.7 miles from [Interstate] 15 along [Hwy] 138. Comment
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Dec 22 2016
  RSA593455  Linanthus parryae Steve Boyd 1996-4-24 8640 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  SBBG64499  Linanthus parryae R. Hoffmann 1925-5-16 Los Angeles East Bouquet Cyn Comment
  UCSB42849  Linaria maroccana Green, Lisa 1980-5-30 Los Angeles 1/4 mi. N. of the Simi Valley Freeway near; Iverson Rd 426 Comment
  RSA787264  Liquidambar styraciflua R. G. Swinney 2009-4-13 10328 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte. 184 Comment
  UCR190259  Lithophragma affine R. G. Swinney 2000-5-21 7778 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station 610 Comment
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May 8 2012
  UCR270094  Lithophragma affine R. G. Swinney 2011-3-22 14187 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  CAS-BOT-BC426258  Lithophragma affine G. B. Grant 1902-3-12 s.n. Los Angeles Eagle Ranch Comment
  RSA0086826  Lithophragma bolanderi R. G. Swinney 2011-5-3 14562 Los Angeles San Gabriel Mountains: Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center. 488 Comment
  UC416547  Lobelia dunnii var. serrata M. Reed 1895-8-22 Los Angeles Sierra Madre Mountains, top of Claremont Claremont; Sierra Madre Mountains, Claremont Comment
  CDA20113  Lobularia maritima M. O'Brien 2003-4-2 MOB 12 -03 Los Angeles South Coast; El Matador Beach in Robert H. Meyer Memorial State Beach. 0 Comment
  CAS-BOT-BC174514  Loeflingia squarrosa Alice Eastwood 1906-6-5 207 Los Angeles Glendale Comment
  UCR150467  Loeseliastrum matthewsii R. G. Swinney 1999-6-21 7371 Los Angeles San Gabriel Mtns., Big John Flat 1671 Comment
  RSA311434  Loeseliastrum matthewsii Michael C. Long 1974-5-19 s.n. Los Angeles 1/4 mi S of parking area, Devil's Punchbowl Co. Park. San Gabriel Mountains. 1463 Comment
  CHSC100397  Logfia filaginoides John Dittes; Josephine Guardino 2008-2-23 1504 Los Angeles Western Transverse Ranges; Santa Gabriel Mtns.; Big Tujunga Cyn; ca. 2.4 air-miles SE of Mt. McKinley, ca. 4.3 air-miles NE of Mt. Gleason Jr. Highschool; near Delta Flat Picnic Area; alluvial terrace north of Big Tujunga Creek. 529 Comment
  SBBG131744  Logfia gallica S. A. Junak 1999-4-23 SCa 852 Los Angeles plant stop [ridge rd E of Mt Torquemada Trail] 347 Comment
  RSA12179  Lolium rigidum C. B. Wolf 1934-4-11 5637 Los Angeles Bryant Ranch, E of Long Beach, Seventh St. and Hathaway 23 Comment
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Jul 22 2014
  SBBG44603  Lomatium dasycarpum R. Hoffmann 1931-5-3 Los Angeles southern end of Bouquet Cyn Comment
  JEPS15841  Lomatium lucidum Frank W. Peirson 1920-5-6 801 Los Angeles trail from Monrovia Canyon to Fish Canyon (San Gabriel Mts.); San Gabriel Mts. 838 Comment
  RSA608884  Lomatium lucidum L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Center Creek off Gold Creek off Little Tujunga Creek. 853 Comment
  RSA252904  Lomatium nevadense var. parishii R. F. Thorne 1973-5-11 43564 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  RSA588972  Lonicera interrupta Orlando Mistretta 1994-6-8 1353 Los Angeles San Gabriel Mountains: Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1616 Comment
  UCR260612  Lonicera subspicata R. G. Swinney 2010-8-9 13463 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  RSA0105491  Lonicera subspicata var. denudata R. G. Swinney 2011-11-3 15990 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre. 622 Comment
  RSA455190  Lonicera subspicata var. denudata Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles Long Canyon, San Gabriel Mountains. Comment
  SEINET13387029 Image available Lonicera subspicata var. denudata R. G. Swinney 2011-1 15959 Los Angeles San Gabriel Mountains: confluence of West Fk. San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  SEINET13387124 Image available Lonicera subspicata var. denudata R. G. Swinney 2011-1 15171 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  SD69869  Lonicera subspicata var. johnstonii R. F. Thorne, D. Propst 1968-5-27 37623 Los Angeles Santa Catalina Island; in upper Skull Canyon. 299 Comment
  RSA724432  Lotus argophyllus var. argophyllus K. Dobry 1992-6-14 d- 396 Los Angeles Santa Monica Mts. 3 mi. East of Kanan Rd off Mulholland Hwy along road Comment
  POM50115  Lotus argophyllus var. ornithopus L. W. Nuttall 1921-1-14 1007 Los Angeles Santa Catalina Island. Big Wash Canyon. Comment
  UC216142  Lotus crassifolius var. crassifolius I. M. Johnston 1917-6-20 1495 Los Angeles Baldy Lookout San Antonio Mountains 2133 Comment
  RSA90354  Lotus crassifolius var. crassifolius F. W. Peirson 1923-5-26 4075 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1890 Comment
  RSA406451  Lotus dendroideus var. dendroideus George B. Grant 1904-6-17 s.n. Los Angeles Pasadena. Comment
  NY37284  Lotus dendroideus var. traskiae T. S. Ross 1992-4-14 6174 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA585942  Lotus grandiflorus var. grandiflorus T. S. Ross 1990-5-23 2635 Los Angeles Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft) on the watershed divide between Mill Canyon and Moody Canyon. 1308 Comment
  UCR199828  Lotus heermannii Steve Boyd, Amber Maurice 2004-5-18 11315 Los Angeles Transverse Ranges; Liebre Mtns region, Road leading down towards Atmore Meadows area from main road, on crest of Liebre Mountain at crossing of spring outflow 1437 Comment
  RSA647881  Lotus heermannii var. heermannii LeRoy Gross, Wayne Law 2000-8-8 178 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. Parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  RSA628586  Lotus nevadensis var. davidsonii L. C. Wheeler 1970-7-25 s.n. Los Angeles heliport 0.3 mile north of south Mt. Hawkins 2287 Comment
  UC1595449  Lotus oblongifolius Tim Ross 1992-7-10 6650 Los Angeles between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  UC212489  Lotus oblongifolius var. oblongifolius I. Johnston 1917-5-13 Los Angeles El Monte 121 Comment
  UCR131380  Lotus purshianus Alison Lipman 1998-6-2 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  UCR131436  Lotus purshianus Alison Lipman 1998-6-9 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA008482  Lotus purshianus Fay A. MacFadden 1931-7-15 3177 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  UC457324  Lotus purshianus var. purshianus Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains 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
  UCR111528  Lotus scoparius var. scoparius A. C. Sanders, D. Malueg 1998-6-22 22031 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  IRVC28383  Lotus strigosus A. C. Sanders, Tricia Wotipka 2003-4-28 26108 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  RSA498740  Lotus strigosus E. A. Purer, Freda Detmers 1931-3-25 s.n. Los Angeles Palos Verde Hills. Comment
  RSA679926  Lotus strigosus LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 937 Los Angeles Pacifico Mountain Road (3N17) ca. 1.3 miles NW along road from Alder Saddle to Pacifico Mountain and 2 miles SE from Mt. Pacifico Campgroud turnoff. 1784 Comment
  UCR205899  Lotus strigosus R. G. Swinney 2008-5-8 8785 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR259150  Lotus strigosus R. G. Swinney 2010-6-23 13360 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
  RSA590528  Lotus strigosus Orlando Mistretta 1994-3-30 963 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  UCR256143  Lotus strigosus var. strigosus R. G. Swinney 2010-3-22 11995 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR242038  Lotus wrangelianus Dan S. Cooper 2012-4-30 412- 4 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  RSA0108860  Lotus wrangelianus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 SCa- 528 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach. 51 Comment
  UCSB3244  Lupinus albifrons Wilson, Richard 1958-5-10 Los Angeles 6 mi. N of Foothill Blvd. on Angeles Crest Hwy., San Gabriel Mts. 1066 Comment
  RSA406975  Lupinus albifrons var. eminens F. R. Fosberg 1931-5-12 4849 Los Angeles Descanso Canyon near Coach Road, Santa Catalina Island Comment
  RSA230687  Lupinus andersonii R. F. Thorne 1969-7-9 38505 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  RSA729781  Lupinus andersonii R. G. Swinney 1998-7-2 6243 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
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May 3 2010
  HSC14795  Lupinus bicolor C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd off of Bouquet Cyn. Rd. Comment
  JEPS64997  Lupinus bicolor Dr. A. Davidson 1891-1 Los Angeles Los Angeles Comment
  UCR101707  Lupinus bicolor B. G. Pitzer 1998-5-23 3734 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR209286  Lupinus bicolor Dan S. Cooper 2009-3-11 309- 06 Los Angeles Los Angeles Basin Region, adjacent to radio towers in Kenneth Hahn Recreation Area, Baldwin Hills, Los Angeles 138 Comment
  RSA0041774  Lupinus bicolor Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2808 Los Angeles Santa Catalina Island: HIllside above upper Cape Canyon. 359 Comment
  RSA632120  Lupinus bicolor L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  RSA709672  Lupinus bicolor LeRoy Gross 2005-4-28 2165 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  POM350015  Lupinus bicolor subsp. marginatus Robert Gustafson 1978-6-1 991 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  RSA177722  Lupinus concinnus Robert F. Thorne, Percy C. Everett 1965-5-11 34581 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  RSA0092866  Lupinus concinnus Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-3-27 SCa- 362 Los Angeles Santa Catalina Island: Cape Canyon, along road to Cape Canyon Reservoir, just SE of pump house by creek. 305 Comment
  RSA0107885  Lupinus concinnus Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 558 Los Angeles Santa Catalina Island: Upper part of Hamilton Canyon drainage, just downslope from Airport Road. 305 Comment
  RSA406962  Lupinus concinnus var. concinnus F. R. Fosberg 1931-3-26 S- 4385 Los Angeles W Hamilton Canyon, Santa Catalina Island. 80 Comment
  RSA579318  Lupinus elatus T. S. Ross 1994-5-31 7980 Los Angeles Pacifico Mountain: W slope. ca. 315 m WSW of the 7124-foot summit. 2085 Comment
  SEINET10450534  Lupinus elatus Victor Duran 1933-7-26 Duran 3535 Los Angeles Buckhorn, San Gabriel Mts. 1981 Comment
  SFV1883  Lupinus excubitus Lawler 1958-3-23 s. n. Los Angeles Soledad Canyon Road, about half way between Highway 6. 762 Comment
  RSA407098  Lupinus excubitus var. austromontanus Anstruther Davidson 1893-6-12 s.n. Los Angeles Mt. Disappointment. Comment
  RSA586340  Lupinus excubitus var. excubitus Orlando Mistretta 1995-3-17 1555 Los Angeles Northwest of Little Rock Reservoir, on Emma section of Little Rock Creek Management Unit. 1066 Comment
  SEINET10485357  Lupinus formosus Robert F. Thorne, C. W. Tilforth 1971-6-30 Thorne 40774 Los Angeles San gabriel mtns. Angeles national forest. On sandy bottom and margins of dry Stream bed of s fork of little rock creek. Ca .3 mi below alder saddle. Flowers purple. 1615 Comment
  SEINET10485359  Lupinus formosus Everett EVERETT 19485 Los Angeles Natural in the garden at rsabg. Claremont, ca. 305 Comment
  RSA414788  Lupinus formosus var. formosus I. M. Johnston 1917-7-1 1754 Los Angeles San Antonio Mountains. Browns Flats. 1310 Comment
  RSA229187  Lupinus formosus var. formosus R. F. Thorne 1971-6-30 40774 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek c. 0.3 mile below Alder Saddle 1616 Comment
  RSA413631  Lupinus formosus var. formosus L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest Comment
  RSA91230  Lupinus formosus var. formosus Joseph A. Ewan 1933-7-4 7869 Los Angeles 1/2 mile below summit Monrovia Peak 1463 Comment
  OBI69325  Lupinus hirsutissimus John Knapp, Denise Knapp 2003-5-10 68 Los Angeles Catalina Island, 367196.09N x 3695593.63E 274 Comment
  SD37893  Lupinus hirsutissimus Edith A. Purer 1931-2-28 Los Angeles Verdug[a] Hills, on hillsides Comment
  RSA1024  Lupinus longifolius J. T. Howell 1928-6-29 993 Los Angeles Near Santa Monica 76 Comment
  RSA91321  Lupinus longifolius F. W. Peirson 1924-5-24 4620 Los Angeles Topanga Canyon, Santa Monica Mts Comment
  SEINET10485610  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  UC1481358  Lupinus longifolius David B. Dunn 1957-5-18 RSA 6226 -6457 Los Angeles Comment
  UC1129605  Lupinus microcarpus var. densiflorus A. D. Gifford 1935-3-15 451 Los Angeles 6 mi ese Whitaker Peak; Tejon Quadrangle Comment
  SD215538  Lupinus microcarpus var. microcarpus Steve Boyd, Lauren Raz & Timothy S. Ross 1997-4-1 9477 Los Angeles 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 792 Comment
  JEPS108006  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
  RSA127892  Lupinus sparsiflorus Peter H. Raven, Henry J. Thompson 1959-5-5 14134 Los Angeles Mulholland Hwy. 1 mile W of Las Virgenes Rd, Malibu Creek drainage. 335 Comment
  UCR258705  Lupinus sparsiflorus R. G. Swinney 2010-3-22 12019 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  SDSU5017  Lupinus succulentus R. M. Beauchamp 1967-3-29 369 Los Angeles Santa Catalina Island. Growing beside road along beach south of Avalon. Comment
  RSA414306  Lupinus succulentus Robert Gustafson 1981-4-29 2218 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA0119947  Lupinus truncatus R. G. Swinney 2014-5-21 16625 Los Angeles San Gabriel Mountains; Glendora, along ridgetop and n. side of ridge, due south of the w. fork of Harrow Cyn., n. of the terminus of Glendora Ave., along historic and un-used Whitcomb Trail, trail abandoned in early 1970's. 549 Comment
  RSA675965  Lupinus truncatus LeRoy Gross 2003-3-9 812 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south., Where the east-west trending ridge runs north and south for a short distance. 357 Comment
  RSA724497  Lupinus truncatus K. Dobry 1990-3-25 117 Los Angeles Simi Hills at Dayton Canyon Comment
  UC138037  Lupinus truncatus C. F. Baker 1904-4-15 4191 Los Angeles Claremont Comment
  RSA150660  Lupinus truncatus Peter H. Raven 1962-5-9 17649 Los Angeles Just N of Gray, San Clemente Island 366 Comment
  RSA414386  Lupinus truncatus Richard C. Barkelew 1929-2-15 s.n. Los Angeles El Segundo. Comment
  CAS-BOT-BC231600  Lycium cooperi Timothy S. Ross; J. Mark Porter 1994-5-1 7580 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  RSA589777  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay 1994-8-3 8196 Los Angeles Santa Catalina Island. Upper Cherry Valley, W of the Isthmus. 128 Comment
  RSA78146  Lyonothamnus floribundus subsp. floribundus Verne Grant 1953-5-2 18435 Los Angeles Santa Catalina Island. Near crest of main ridge of island at head of Swain's Canyon 427 Comment
  RSA0113214  Lyonothamnus floribundus subsp. floribundus Steven A. Junak 2000-5-19 SCa- 1319 Los Angeles Santa Catalina Island. N-facing slope in canyon above Button Shell Beach. 229 Comment
  SBBG51687  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 -475 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  POM307062  Lythrum californicum Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1944 Los Angeles Below north Whittier Heights Comment
  RSA0088007  Madia gracilis R. G. Swinney 2010-6-21 13297 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
  CAS-BOT-BC512881  Maianthemum stellatum Robert F. Thorne 1969-7-2 38338 Los Angeles San Gabriel Mts., Angeles national Forest. c. 1.8 miles S of Dawson Saddle on Angeles Crest Hwy. (NW slope of Mt. Hawkins 2270 Comment
  SD66863  Malacothamnus clementinus R. Mitchel Beauchamp 1967-3-18 287 Los Angeles San Clemente Island, in dump on edge of canyon below Lemon Tank. Comment
  NY37577  Malacothamnus clementinus R. M. Beauchamp 1972-3-24 3236 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  RSA3231  Malacothamnus davidsonii Carl B. Wolf 1931-7-2 s.n. Los Angeles Little Tujunga Wash 1/2 mile above the bridge on the road from Sunland to San Fernando 335 Comment
  RSA152024  Malacothamnus fasciculatus Wesley O. Griesel 1962-7-6 s.n. Los Angeles Encinal Canyon, Santa Monica Mts. 305 Comment
  RSA587813  Malacothamnus fremontii Orlando Mistretta, Steve D. Boyd, D. L. Banks 1994-4-29 1138 Los Angeles San Gabriel Mountains, Santiago Canyon. 1143 Comment
  RSA615924  Malacothamnus marrubioides Scott D. White, B. Leatherman 1997-1-14 6050 Los Angeles Northwest San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon adjacent to existing gravel quarry & haul roads; slope and wash adjacent to helicopter pad. Site proposed for future mining. 549 Comment
  RSA0097144  Malacothrix clevelandii R. G. Swinney 2011-5-31 14889 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  RSA545196  Malacothrix foliosa Timothy S. Ross 1992-4-14 6175 Los Angeles San Clemente Island, central E side of island; coastal bluff on E escarpment ca 20 m S of where Nanny Cyn drainage meets the sea 18 Comment
  CAS-BOT-BC347917  Malacothrix saxatilis var. tenuifolia Lewis S. Rose 1960-8-28 60085 Los Angeles Santa Monica Mts., e. slope of Coldwater Canyon 335 Comment
  CATA360  Malacothrix saxatilis var. tenuifolia Mark L. Hoefs, Robert F. Thorne, Robert R. Given, & A. Douglas Propst 1973-9-9 407 Los Angeles Santa Catalina Island: Blue Cavern Point 15 Comment
  CHSC62040  Malacothrix saxatilis var. tenuifolia L. P. Janeway 1993-10-5 4617 Los Angeles Puente Hills; along edge of dirt road at head of Arroyo San Miguel. 243 Comment
  POM50122  Malacothrix saxatilis var. tenuifolia L. W. Nuttall 1921-1-14 1010 Los Angeles Avalon Canyon Comment
  SFV4053  Malacothrix saxatilis var. tenuifolia M. L. Vincent 1962-7-10 275 Los Angeles Santa Monica Mountains Dry Canyon at Old Topanga Canyon Road. 330 Comment
  RSA922  Malacothrix saxatilis var. tenuifolia J. T. Howell 1928-6-29 995 Los Angeles Neaar Santa Monica 76 Comment
  CAS-BOT-BC167858  Malosma laurina Carl B. Wolf 1927-7-24 678 Los Angeles Chevy Chase Drive between Flintridge & Glendale Comment
  SFV16686  Malosma laurina P. Wilson, J. M. Albert 1996-6-12 3435 Los Angeles San Gabriel Mountains Off Highway 2 and mile marker 29.13. 823 Comment
  SEINET10629052  Malus pumila Heidi H. Schmidt 1999-10-14 Schmidt 3843 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  OBI35697  Malva nicaeensis Rebecca Cicoria 1981-4-23 4 Los Angeles Palos Verdes Peninsula: Upper George F. Cyn, along Caballeros Trl, Rolling Hills Comment
  RSA434873  Malva nicaeensis P. A. Munz 1923-4-7 s.n. Los Angeles Claremont. Comment
  CATA3228  Marah macrocarpa Julie L. King 2017-1-17 39 Los Angeles Santa Catalina Island: South side of West End Rd., about 75 meters west of junction with Howlands Watertank Rd. 33 Comment
  LA35299  Marah macrocarpa Mary V. Hood; 1944-5-7 44 47 k Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, near Tapia Park 152 Comment
  LA99087  Marah macrocarpa Harlan Lewis; 1940-2-4 1065 Los Angeles Santa Monica Mountains, Saddle Peak 609 Comment
  POM296982  Marah macrocarpa Karen Hosterman 1957-4-8 964 Los Angeles Santa Catalina Island. Avalon; just E of Stables on road to Bird Park; E-W Canyon. Comment
  RSA167856  Marah macrocarpa R. F. Thorne, P. C. Everett 1964-2-6 s.n. Los Angeles Santa Catalina Island. W of Catalina Harbor at Isthmus. 5 Comment
  RSA440964  Marah macrocarpa F. R. Fosberg 1931-3-18 4287 Los Angeles Hamilton Canyon. 10 Comment
  RSA440987  Marah macrocarpa Howard Mullins 1931-4-15 s.n. Los Angeles Griffith Park. Comment
  SBBG25462  Marah macrocarpa K. A. Wilson 1961-3-11 973 Los Angeles Placerita Cyn Rd, small cyn 1 mi W of Placerita Cyn State Park Comment
  SD253432  Marah macrocarpa R. G. Swinney 2011-4-1 14298 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA609284  Marah macrocarpa var. macrocarpa L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  SEINET13203219 Image available Marrubium vulgare R. G. Swinney 2011-1 14144 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  RSA151224  Marrubium vulgare Peter H. Raven 1962-4-12 17340 Los Angeles San Clemente Island: canyon south of canyon below the Tomb, west side of Island 229 Comment
  RSA662181  Marrubium vulgare Carol Zuck 1981-2-27 62 Los Angeles W. Covina. East on I-10 between Barranca and Grand off ramps. Comment
  SEINET7950518  Marrubium vulgare E. D. Palmer s.n. Los Angeles Riv[er?] Comment
  UCR209311  Marsilea vestita A. C. Sanders 2009-11-6 37231 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC348125  Matricaria discoidea I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough Comment
  RSA445529  Meconella denticulata Louis C. Wheeler 1931-4-8 s.n. Los Angeles San Dimas Canyon. 549 Comment
  POM222458  Medicago lupulina L. C. Wheeler 1936-6-12 4154 Los Angeles Monroe Canyon. 549 Comment
  SBBG98067  Medicago polymorpha T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5137 Los Angeles 550 ft SSW of the 924 ft Benchmark at E end of the old airfield landing strip 279 Comment
  CLARK-A1528-4726  Melica imperfecta John C. Roos 1937-3-25 442 Los Angeles Lancaster Comment
  RSA651809  Melica imperfecta D. H. Wilken, M. Kamins, C. Cumming 1965-4-22 212 Los Angeles Tuna Canyon about 1 mile inland from the coast. Santa Monica Mtns. 152 Comment
  UCD88101  Melica imperfecta Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy Camp. Comment
  CDA4213  Melilotus albus A. C. Browne 1953-7-3 Los Angeles Highway 99, 3 miles south of Gorman. 0 Comment
  SD51875  Melilotus albus Peter H. Raven 1962-7-10 17959 Los Angeles San Clemente Island, along road just above big dune near NW end of the island Comment
  HSC98387  Melilotus indicus Wendell Wood 1970-6-17 6 Los Angeles 3135 Linda Vista Rd., Glendale 366 Comment
  POM348178  Melilotus indicus F. R. Fosberg 1930-6-23 2995 Los Angeles Del Rey. 2 Comment
  UCSB3450  Melilotus indicus Haller, John 1950-3-30 Los Angeles UCLA Base of Faculty Hill, near Sunset Blvd. Comment
  UC496533  Mentzelia dispersa T. Craig 1927-6-8 416 Los Angeles Bear Canyon trail to Mount San Antonio San Gabriel Mts. Comment
  UCR206268  Mentzelia dispersa R. G. Swinney 2008-6-10 8998 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  UCR126628  Mentzelia laevicaulis A. C. Sanders, Mark Elvin 2003-8-7 27176 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur 267 Comment
  RSA440467  Mentzelia laevicaulis Anstruther Davidson 1921-01 3507 Los Angeles La Liebre, Mohave Desert. Comment
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Jun 26 2012
  RSA314589  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1973-4-20 43018 Los Angeles San Gabriel Mts., Mojave Desert Slope: 1 mi N of Bob's Gap, 3.2 mi S of Llano, N slope of Holcomb Ridge 1143 Comment
  RSA585152  Mentzelia veatchiana Tim S. Ross, Steve D. Boyd 1990-5-31 2737 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA666627  Mentzelia veatchiana A. C. Sanders, D. Malueg 1998-6-22 22041 Los Angeles 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
  CAS-BOT-BC438127  Mesembryanthemum nodiflorum Herman Knoche 1919-6-26 Series A, No. 954 Los Angeles S. Catalina Island Comment
  POM6722  Micropus californicus L. T. Street, G. Williams 1919-4-12 2505 Los Angeles Hills near Puente. Comment
  UCR107778  Micropus californicus var. californicus L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  RSA188052  Microseris heterocarpa R. F. Thorne 1966-4-6 35935 Los Angeles Santa Catalina Island: about 1 mile W of Empire Landing 213 Comment
  POM246542  Microseris lindleyi F. R. Fosberg 1931-3-27 4403 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 80 Comment
  RSA588913  Microseris lindleyi Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-8 2957 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
  UCR108334  Microseris lindleyi L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mtns., N of Mill Canyon off Soledad Canyon, near Ravenna 716 Comment
  RSA587504  Mimulus androsaceus Orlando Mistretta 1995-3-24 1571 Los Angeles San Gabriel Mountains: Carr Canyon. 1220 Comment
  RSA68346  Mimulus aurantiacus Verne Grant 1951-7-13 16081 Los Angeles Along dirt road above end of paved road in San Antonio Canyon. 1982 Comment
  SDSU10751  Mimulus aurantiacus Gerald Collier 1951-4-4 Los Angeles Faculty Hill, 1/4 mile W of UCLA Campus. Comment
  POM246800  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-3-31 S- 4429 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 40 Comment
  UCR142496  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-2 S- 4451 Los Angeles Channel Islands, Hamilton Canyon, near Avalon, Santa Catalina Island 200 Comment
  LA51871  Mimulus brevipes Carl Epling; Lincoln Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topango Canyon Comment
  RSA756148  Mimulus cardinalis R. G. Swinney 2008-7-13 9184 Los Angeles San Dimas Experimental Forest, east fork of Bell Canyon at debris basin 756 Comment
  UCR210238  Mimulus cardinalis R. G. Swinney 2008-10-20 9660 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  UCR186675  Mimulus floribundus T. B. Salvato, Sarah Flack 2007-8-8 3027 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  SBBG71134  Mimulus guttatus P. DeVries 2013-4-5 7820 Los Angeles ca. 1.5 air mi Wof the Gorman offramp on the N bound 15, along Gorman Post Rd, N Side 1097 Comment
  RSA0056585  Mimulus johnstonii Orlando Mistretta, Christine Mistretta 2010-6-7 5272 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  UC150069  Mimulus johnstonii LeRoy Abrams 1902-6-30 2588 Los Angeles summit Mt. Wilson Comment
  RSA0036824  Mimulus moschatus var. moschatus Justin M. Wood 2011-7-7 4335 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA681045  Mimulus pilosus Scott D. White 2003-6-2 9443 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  POM18264  Minuartia douglasii P. A. Munz 1923-5-26 6825 Los Angeles Big Rock Creek 1372 Comment
  SBBG17763  Mirabilis californica P. H. Raven 1962-5-9 17655 Los Angeles rd just N of Guds 249 Comment
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Oct 12 2015
  UC1194911  Mirabilis laevis var. crassifolia Reid Moran 1958-9-18 6848 Los Angeles Canyon 2 miles SE of Eel Point, San Clemente Island 75 Comment
  RSA0027967  Mirabilis laevis var. crassifolia Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 123 Los Angeles San Clemente Island. Comment
  RSA464639  Mirabilis laevis var. crassifolia Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  RSA69497  Mirabilis laevis var. villosa F. W. Peirson 1923-5-26 4153 Los Angeles Rock Creek, north base of San Gabriel Mts. 1296 Comment
  RSA0074179  Modiola caroliniana C. N. Carter 1909-6-12 s.n. Los Angeles Claremont. Comment
  RSA461755  Mollugo verticillata Anstruther Davidson 1893-8-13 s.n. Los Angeles Garvanza. Comment
  SD65470  Monardella breweri subsp. lanceolata Reid Moran 1967-7-22 14085 Los Angeles Canyon south of Chilao, San Gabriel Mountains. 1550 Comment
  SEINET3996177 Image available Monardella breweri subsp. lanceolata Victor Duran 1933-1 3514 Los Angeles Sulphur Springs, San Gabriel Mountains 1524 Comment
  RSA250565  Monardella cinerea Robert F. Thorne, Dourley 1967-10-3 37287 Los Angeles Mt. Baden-Powell, N of peak 2744 Comment
  SD46650  Monardella exilis P. C. Everett, E. K. Balls 1956-5-9 21571 Los Angeles 5.2 miles north of Los Angeles-Kern Co. line, along Highway 6. 730 Comment
  RSA0035059  Monardella lanceolata Lee Haines 1935-7-11 s.n. Los Angeles Big Dalton Canyon, San Gabriel Mts. Comment
  UCR194564  Monolopia lanceolata A. C. Sanders 2008-4-25 35111 Los Angeles Transverse Range; Western San Gabriel Mtns., hill slopes c. 0.8 mi. NE of old La Liebre Ranch, 0-0.3 mi. south of Hwy 138 970 Comment
  RSA785320  Monolopia lanceolata D. Silverman, Cindy Hopkins 2007-4-24 6734 Los Angeles Tejon Ranch, 1000m ESE of National Cement, 1.7km W of California Aqueduct, 500m S of the county line, just N of access road 988 Comment
  CAS-BOT-BC108992  Mucronea californica Geo. B. Grant 1901-1-1 173 Los Angeles Arcadia. Comment
  RSA403594  Muhlenbergia asperifolia Anstruther Davidson 1889-07 s.n. Los Angeles Riverside. Los Angeles. Comment
  RSA0087028  Muhlenbergia microsperma R. G. Swinney 2010-3-18 11970 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA403577  Muhlenbergia microsperma Albert J. Perkins 1920-2-11 s.n. Los Angeles Glendora. Little Dalton Trail. Comment
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Jun 12 2014
  RSA584601  Muhlenbergia microsperma Timothy S. Ross, Orlando Mistretta 1993-5-27 7330 Los Angeles W end of San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon. 841 Comment
  UCR200164  Muhlenbergia microsperma Valerie Soza, Laura A. Moore 2000-5-10 867 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  SEINET179625 Image available Muhlenbergia richardsonis Victor Duran 1933-7-20 3522 Los Angeles Buckhorn San Gabriel Mts. 1981 Comment
  RSA596765  Muhlenbergia rigens L. C. Wheeler 1970-3-28 s.n. Los Angeles San Gabriel Mountains. Bootleggers Canyon. 884 Comment
  RSA68688  Muilla maritima F. W. Peirson 5 Los Angeles east bank of Arroyo Seco, Pasadena. Comment
  SEINET4102696 Image available Munzothamnus blairii M. B. Dunkle 1939-1 7353 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  LA201835  Myoporum laetum Arthur C. Gibson; 2003-5-22 4927 Los Angeles 15 Comment
  SBBG107227  Myriopteris newberryi J. Rebman 1996-4-28 3101 Los Angeles Eagle Cyn on SE side of island 150 Comment
  RSA421133  Nama demissa var. deserti M. Maslow 1968-3-30 25 Los Angeles on road 3.7 miles north of Palmdale and 0.3 miles west of calif. Hwy. 14. Comment
  CDA32564  Nassella cernua A. A. Beetle 1942-4-24 3216 Los Angeles Route 6, 10 miles southwest of Palmdale. 0 Comment
  RSA91732  Nassella pulchra F. W. Peirson 1918-4-28 1587 Los Angeles Summit of Turnbull Canyon, hills above Whittier Comment
  SBBG58283  Navarretia hamata M. N. Ackley -Apr-1928 831 Los Angeles Glendale 243 Comment
  RSA0091864  Navarretia hamata subsp. leptantha Steven A. Junak, Ralph N. Philbrick, Mark Hoefs 2001-5-19 SCa- 1569 Los Angeles Santa Catalina Island. Just E of Airport, N of Airport Road. 445 Comment
  POM3625  Navarretia prostrata I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough. [locality name change to Laguna Dominguez] Comment
  POM75592  Navarretia prostrata H. E. Hasse 1889-05 10106 Los Angeles Los Angeles Comment
  RSA252984  Nemacladus longiflorus var. breviflorus R. F. Thorne, C. W. Tilforth 1973-4-20 43057 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UC76658  Nemacladus longiflorus var. longiflorus unknown May 1902 828 Los Angeles Arcadia Comment
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Jan 7 2015
  SD75491  Nemophila menziesii Reid Moran 1941-3-6 681 Los Angeles Santa Catalina Island; Middle Ranch Canyon. 299 Comment
  RSA421308  Nemophila menziesii M. Bisbee 1917-6-2 s.n. Los Angeles Exposition Park Comment
  RSA612803  Nerium oleander L. C. Wheeler 1946-11-28 6444 Los Angeles About 2 miles north of Claremont: Mahon School, Padua Avenue. Comment
  RSA427041  Nicandra physalodes Ducelia Cobb 1937-7-16 19719 Los Angeles North Long Beach Comment
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Jun 10 2012
  UC26149  Nicotiana attenuata J. H. Barber 1897-6-28 207 a Los Angeles Kentucky Springs Comment
  CAS-BOT-BC231563  Nicotiana glauca Nancy Ryan Zabriskie; Walter Zabriskie 1971-10-30 461 Los Angeles North side of bridge, Mission St. east of Garfield Ave., So. Pasadena Comment
  CAS-BOT-BC231569  Nicotiana glauca Peter H. Raven 1957-9-21 11360 Los Angeles Topanga Canyon 2.5 mi. above U.S. 101 alternate, Santa Monica Mts. Comment
  RSA0022977  Nicotiana glauca Duncan S. Bell, Caitlin Elam 2013-6-24 5229 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA426696  Nicotiana glauca L. H. Jones 1909-4-1 s.n. Los Angeles Mount Wilson Trail, Sierra Madre. 335 Comment
  SEINET157213  Nicotiana glauca K. Devine 2005-7-24 45 Los Angeles Los Angeles Hollywood Hills area.Top of Tullis Dr. off Clearwater Canyon. 121 Comment
  UC1871158  Nicotiana glauca T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4936 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  SEINET10696842  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3975 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  JEPS85152  Oenothera californica subsp. californica Roy E. Buck and Rexford Palmer 1989-4-29 1234 Los Angeles s side of Hungry Valley Rd ca 2.7 air km nw confluence of Gorman Creek and Hungry Valley drainage (10 air km sse of Gorman); Lower Hungry Valley 922 Comment
  UC1241190  Oenothera californica subsp. californica Peter H. Raven 1959-3-31 13905 Los Angeles on flats and roadside banks 2.5 mi w Littlerock Comment
  RSA114435  Oenothera californica subsp. californica Harlan Lewis, H. Weberg 1957-4-13 s.n. Los Angeles Littlerock, roadside in desert [burg?]. Comment
  SD185275  Oenothera deltoides S. J. Myers 2005-5-11 Los Angeles Western Mojave Desert; northeast of Lancaster, southwest of the intersection of Ave. H and 10th Street. 719 Comment
  SEINET9037784 Image available Opuntia M. A. Baker, Michelle Cloud-Hughes 2015-1 18406 Los Angeles Claremont, 300m south of the SE base of Indian Hill 394 Comment
  RSA0127623  Opuntia basilaris var. brachyclada Richard G. Swinney 2014-4-24 16223 Los Angeles San Gabriel Mountains/Mojave Desert: SE of Valyermo, Shoemaker Cyn., S-facing slope on side of Big Pines Hwy at 2nd horseshoe curve, 0.7 miles ENE of Big Rock Creek Rd. 1244 Comment
  RSA668618  Opuntia littoralis F. R. Fosberg 1931-5-18 S- 4892 Los Angeles Santa Catalina Island, Little Harbor 3 Comment
  POM317682  Opuntia phaeacantha W. Hubert Earle 1968-1 s.n. Los Angeles Lancaster; Meadow Wash Canyon. Mojave Desert. 762 Comment
  RSA97424  Oreonana vestita F. W. Peirson 1921-6-16 2651 Los Angeles ridge west of summit of Mt. Waterman 2286 Comment
  UCR187098  Orobanche A. C. Sanders 2006-5-16 32317 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
  RSA590613  Orobanche bulbosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2921 Los Angeles San Gabriel Mountains: 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). 1249 Comment
  RSA700512  Orobanche fasciculata Gary D. Wallace 1985-7-5 2240 Los Angeles San Gabriel Mountains: Mt. Islip. Angeles National Forest. 2515 Comment
  UC444911  Orobanche fasciculata R. L. Pendleton 1909-7-2 1353 Los Angeles Santa Catalina Island. Road east of Avalon. Comment
  RSA755980  Orobanche fasciculata Orlando Mistretta, Christine Mistretta 2008-4-12 2424 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  UC1348979  Orobanche fasciculata Robert F. Thorne, M. Z. Thorne 1967-7-19 37157 Los Angeles San Gabriel Mountains. Angeles National Forest: above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. Comment
  CATA1772  Orobanche parishii subsp. brachyloba Benjamin E. Carter, Amy Catalano, John R. Clark 2012-8-2 6912 Los Angeles Santa Catalina Island: Wild Boar Gully 100 Comment
  RSA0128047  Orobanche valida David E. Bramlet 1998-7-10 2641 Los Angeles Site: GR-1A, GR-1B. Beside existing fire road, some 500 ft. south of the Glendora Ridge road. Approximately 1 mile west of Fallen Leaf Spring. 1427 Comment
  RSA4767  Orthocarpus purpurascens var. pallidus James Snow 1932-1 s.n. Los Angeles The Bryant ranch, near Long Beach. 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
  SBBG61383  Osmorhiza brachypoda M. N. Ackley -May-1929 1293 Los Angeles San Dimas Cyn 365 Comment
  UCR190129  Osmorhiza chilensis R. G. Swinney 1998-10-3 7013 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  SD138618  Oxalis corniculata Steven A. Junak 1985-5-14 SCI 56 Los Angeles San Clemente Island; Wilson Cove, along road to pier. 29 Comment
  RSA0069879  Oxalis pes-caprae R. G. Swinney 2010-3-24 12095 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  SD143793  Oxalis pes-caprae Scott D. White 1997-3-12 4736 Los Angeles Zuma Beach Area; mouth of Zuma Creek, east end of the County Beach. 7 Comment
  RSA660050  Oxalis pes-caprae Stephen Hill 1981-2-27 10 Los Angeles 4833 Vecino Dr., Covina. Comment
  RSA506842  Oxytheca trilobata Louis C. Wheeler 1967-8-24 10508 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2043 Comment
  UCR275502  Oxytheca trilobata D. E. Bramlet 2011-8-17 4930 Los Angeles San Gabriel Mountains, NW of Hwy 2 near Chilao Campground 1619 Comment
  RSA392726  Oxytheca trilobata Joseph A. Ewan, A. N. Dunn 1933-7-23 7825 Los Angeles Tujunga Creek at Alder Cr. Jct. Upper Sonoran zone. 1037 Comment
  UC147329  Packera breweri J. Burtt Davy 2650 Los Angeles Elizabeth Lake Comment
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Aug 2 2007
  UC485573  Packera breweri J. B. Davy 2607 Los Angeles Leonis Valley Comment
  UCSB21116  Packera ionophylla Wilken, Dieter 1968-7-9 Los Angeles Along the Angeles Crest Highway at Dawsen Saddle between Big Pines and Islip Saddle, San Gabriel Mtns. 2468 Comment
  UC854364  Paeonia californica I. W. Clokey and E. G. Anderson 1931-3-11 5339 Los Angeles San Gabriel Canyon 900 Comment
  SEINET13387011 Image available Panicum capillare R. G. Swinney 2011-1 15382 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  CAS-BOT-BC422787  Papaver californicum Henry J. Thompson 1959-5-24 2002 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). 1.9 miles north of Coast Highway, Tuna Canyon Road 335 Comment
  RSA92896  Parietaria hespera var. hespera F. W. Peirson 1923-4-12 3466 Los Angeles Wilson's Cove, San Clemente Island. Comment
  UCR126565  Parthenocissus vitacea A. C. Sanders, Andy Thomson 2003-4-15 26020 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along the Santa Clara River, north of Magic Mountain theme park 316 Comment
  CATA408  Paspalum dilatatum Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 545 Los Angeles Santa Catalina Island: Haypress Reservoir 457 Comment
  SBBG128065  Paspalum dilatatum M. L. Hoefs, S. A. Junak 1996-7-9 2720 Los Angeles Middle Ranch Reservoir, Middle Cyn 201 Comment
  RSA640157  Paspalum dilatatum L. C. Wheeler 1947-10-3 s.n. Los Angeles Los Angeles: University Ave. at Exposition Blvd. Comment
  UCR125410  Pectocarya anisocarpa A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25702 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  CATA2231  Pelargonium peltatum Sara L. Crockett 1996-10-28 16 Los Angeles Santa Catalina Island: Casino, along walkway 9 Comment
  CAS-BOT-BC67714  Pellaea andromedifolia Minnie Reed 1896-4-2 s.n. Los Angeles Pomona Comment
  UCR194755  Pellaea andromedifolia Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 722 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  RSA596004  Pellaea andromedifolia var. andromedifolia T. S. Ross, J. Mark Porter 1995-5-4 8430 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 555 Comment
  SD112063  Pellaea andromedifolia var. andromedifolia Betsy Carpenter, Linda Allen 1975-3-22 Los Angeles Santa Catalina Island, Cape Canyon Comment
  RSA686900  Pellaea mucronata G. R. Proctor 1944-02 784 Los Angeles Sepulveda Canyon Comment
  RSA686903  Pellaea mucronata F. R. Fosberg 1931-3-27 r 82 Los Angeles Hamilton Canyon, near Avalon. Santa Catalina Island. 40 Comment
  SBBG108918  Pellaea mucronata S. A. Junak 1997-4-22 SCl 855 Los Angeles just below rim on N side of Waynuk Cyn, just upstream from large drop-off, across Cyn from old fenceline 365 Comment
  RSA0021464  Pellaea mucronata subsp. californica Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5153 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA450613  Pennisetum setaceum A. C. Sanders 1987-12-4 7578 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA659676  Pennisetum setaceum Chris White 1991-5-20 18 Los Angeles Point Fermin Comment
  RSA675934  Pennisetum setaceum LeRoy Gross 2003-3-9 792 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway., Between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  RSA771607  Penstemon centranthifolius R. G. Swinney 2009-5-28 10962 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  SBBG118807  Penstemon centranthifolius G. D. Wallace with M. Wallace 1983-5-20 2073 Los Angeles Aliso Cyn rd between Acton and Angeles Nat Forest Hwy Comment
  SFV21848  Penstemon centranthifolius J. D. Dilley 1997-5-4 s. n. Los Angeles San Gabriel Mountains Big Rock Creek Canyon Road, 0.5 miles east of end of paved road. 1585 Comment
  RSA774858  Penstemon grinnellii R. G. Swinney 2009-6-24 11245 Los Angeles summit of Granite Mountain 1988 Comment
  RSA285694  Penstemon grinnellii subsp. grinnellii D. C. Michener 1980-6-29 3688 Los Angeles San Gabriel Mountains. Big Rock Creek road ca 0.5 mile northwest of Vincent Gap. Comment
  UCR140965  Penstemon grinnellii subsp. grinnellii June Latting 1973-6-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek, above Fenner Fire Camp 1707 Comment
  UCR93300  Penstemon grinnellii subsp. scrophularioides T. S. Ross 1994-5-4 7647 Los Angeles Liebre Mountains, vicinity of Grass Mountain: ridge descending ESE from the N summit of Grass Mountain; margin of Grass Mtn. - Leona Divide Truck trail 1274 Comment
  SD254672  Penstemon grinnellii var. grinnellii R. G. Swinney 2011-7-29 15580 Los Angeles San Gabriel Mountains; Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins (Crystal Lake 7.5'Q) 2454 Comment
  RSA407912  Penstemon heterophyllus var. australis Fordyce Griffiths Jr. 1910-05 s.n. Los Angeles Los Angeles. Comment
  RSA191023  Penstemon heterophyllus var. heterophyllus Robert F. Thorne 1963-7-11 32787 Los Angeles Near junction of road to Upper Shake Campground and Lake Hughes-Gorman road, Angeles National Forest. Comment
  UC1586215  Penstemon labrosus Tim Ross 1991-8-16 5849 Los Angeles Horse Flats , Chilao Flat Quad, Horse Flats (San Gabriel Mountains) 1719 Comment
  RSA79847  Penstemon labrosus F. W. Peirson 1923-8-31 4031 Los Angeles Just below summit of Blue Ridge, 3-4 miles east of Big Pines, San Gabriel Mtns. 2591 Comment
  RSA0021479  Penstemon rostriflorus Duncan S. Bell, Caitlin Elam 2013-7-11 5351 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  RSA188551  Penstemon rostriflorus Robert F. Thorne, J. Olmstead 1965-8-26 35411 Los Angeles San Gabriel Mountains: Angeles National Forest, along Prarie Fork 1585 Comment
  RSA0066079  Pentagramma triangularis R. T. Hickernell 1948-5-8 7 Los Angeles One mile north of San Dimas Dam. 304 Comment
  RSA0066313  Pentagramma triangularis C. B. Wolf 1932-5-9 3499 Los Angeles Santa Catalina Island. Along the road to Renton Mine, about due west of Pebbly Beach. 305 Comment
  SFV16593  Pentagramma triangularis subsp. triangularis J. D. Dilley 1996-12-14 113 Los Angeles Verdugo Mountains La Tuna Canyon Park, about 1.2 miles up trail. 610 Comment
  UCSB62248  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-5 Los Angeles San Gabriel Mtns., Glendora Ridge Rd., ca. 1 mi. e. of Peacock Saddle 1158 Comment
  CATA437  Pentagramma triangularis subsp. viscosa Sara L. Crockett, Mark Elvin 1997-3-17 576 Los Angeles Santa Catalina Island: SE-trending slope overlooking road 1.25 miles NE on Cape Canyon Road from jct. with Middle Ranch Road; top of minor canyon SE of Peak 1395 373 Comment
  SBBG13277  Pentagramma triangularis subsp. viscosa M. A. Piehl 1962-6-9 62329 Los Angeles sides and bottom of China Cyn near its head, ca. 2 mi from China Pt 213 Comment
  LA204578  Peritoma arborea Mary Reynolds; 1937-3-14 20 Los Angeles Palos Verdes Comment
  SD90288  Peritoma arborea var. arborea Robert F. Thorne 1970-3-6 39390 Los Angeles Santa Catalina Island; Fisherman's Cove near Marine Biological Laboratory. 20 Comment
  SDSU382  Perityle emoryi R. M. Beauchamp 1967-1-28 135 Los Angeles Growing in canyon on South facing slope 1/2 mile southeast of Eel Point. San Clemente Island. Comment
  UCR256925  Petunia parviflora D. E. Bramlet, Robt. L. Allen 2011-5-24 4848 Los Angeles Coastal Plains and Basins; Los Angeles Basin, Whittier Narrows Recreation Area, east shoreline of the middle Legg Lake, 326 m west of Santa Anita Ave., 570 m south of 60 freeway 64 Comment
  SFV11588  Phacelia M. L. Vincent 1964-6-24 591 Los Angeles San Gabriel Mountains On Old Blue Ridge Road 0.5 miles from New Highway (Angeles Crest) at Grassy Hollow camping area. 2250 Comment
  UCSB33234  Phacelia bicolor Partsch, M. 1977-5-14 Los Angeles Along Palmdale Blvd. in dry desert wash at 140th st. east 1066 Comment
  RSA479523  Phacelia brachyloba Steve Boyd 1987-4-14 2067 Los Angeles San Gabriel Mountains, ridge between Pine Mtn. and Silver Mtn. S. of Rincon - Red Box Rd, N of Glendora. Comment
  RSA82717  Phacelia brachyloba P. A. Munz 1925-4-23 9444 Los Angeles San Gabriel Canyon. 488 Comment
  UC57023  Phacelia brachyloba H. M. Hall 1902-5-2 3092 Los Angeles San Francisquito Pass 457 Comment
  UCSC000901  Phacelia brachyloba Peter Kamb 1948-7-13 s.n. Los Angeles burned patches in chaparral Big Tujunga Canyon, Bryant Ganyon (Big Tujunga Canyon at mouth of Bryant Ganyon, South side of canyon) - San Gabriel 549 Comment
  CATA3100  Phacelia cicutaria var. hispida Amy Catalano 2016-5-11 103 Los Angeles Santa Catalina Island: South side of Cape Canyon Road, 100 meters up canyon from gate by corrals, on northwest facing slope 227 Comment
  UC1584256  Phacelia cicutaria var. hispida Tim Ross and Steve Boyd 1990-6-6 2896 Los Angeles steep scree slope sw Piru Pond; Los Padres National Forest, Liebre Mtn USGS 7.5' quadrangle 644 Comment
  UCD120312  Phacelia cicutaria var. hispida Collector unknown 1923-5-22 266 Los Angeles Eaton Canyon trail. Comment
  UC55303  Phacelia cicutaria var. hispida J. H. Barber 302 Los Angeles Sta. Monica Canyon Comment
  RSA74179  Phacelia cryptantha F. W. Peirson 1923-5-25 3529 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1296 Comment
  UCR190364  Phacelia cryptantha R. G. Swinney 2001-6-16 7975 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  SD239786  Phacelia curvipes R. G. Swinney 2008-6-17 9027 Los Angeles San Gabriel Mountains: 2.3 miles north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway (Valyermo 7.5'Q) 1992 Comment
  UCR271084  Phacelia davidsonii R. G. Swinney 2011-6-6 14985 Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  UC1183069  Phacelia distans Huron H. Smith 1912-5-9 4954 Los Angeles beach Redondo Comment
  UCR223024  Phacelia distans R. G. Swinney 2009-4-29 10619 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA133783  Phacelia distans H. J. Thompson 1959-3-31 1902 Los Angeles 1 mile north of Mulholland Highway, 1.8 miles south of Malibu Junction, Cornell Road 274 Comment
  RSA0039199  Phacelia douglasii Alton Clare 1929-4-10 s.n. Los Angeles Verdugo Hills near Glendale. Comment
  UCR121213  Phacelia fremontii June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  POM263547  Phacelia fremontii J. C. Roos 1937-3-25 680 Los Angeles 20 miles E of Palmdale Comment
  RSA0055049  Phacelia fremontii James R. Shevock 1972-4-25 1590 Los Angeles Sierra Hwy., 5 mi. W. of Palmdale. 967 Comment
  RSA578989  Phacelia grandiflora Tim S. Ross, J. Mark Porter, Vanessa Ashworth, G. A. Allen, Darin L. Banks, Megan Tommerup 1994-3-28 7429 Los Angeles Rancho Palos Verdes; southerly coastal bluffs near 154-foot triangulation point, 1875 m SE of Inspiration Point. 18 Comment
  RSA133780  Phacelia grandiflora H. J. Thompson 1959-5-24 2013 Los Angeles 2.3 miles south of summit and junction with Saddle Peak Road, Tuna Canyon Road. 396 Comment
  RSA74918  Phacelia imbricata subsp. imbricata F. W. Peirson 1921-5-18 2827 Los Angeles summit of Newhall Grade, northwest end of San Gabriel Range. 427 Comment
  RSA230718  Phacelia imbricata subsp. patula Robert F. Thorne 1969-7-9 38506 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station. 2134 Comment
  UCR190288  Phacelia longipes R. G. Swinney 1998-8-1 6625 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  CATA1543  Phacelia lyonii Mark L. Hoefs, Steven A. Junak 1997-6-4 2771 Los Angeles Santa Catalina Island: End of road, past Empire Landing quarry 30 Comment
  SEINET13203217 Image available Phacelia minor R. G. Swinney 2011-1 14620 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road (Glendora 7.5' Q.) (T1N R9W S5; T1N R9W S8) 792 Comment
  RSA428068  Phacelia minor M. D. Proctor 1950-5-31 832 Los Angeles Santa Anita Canyon Comment
  SBBG65007  Phacelia mohavensis V. Duran 1933-7-11 3512 Los Angeles Sulphur Springs 1524 Comment
  UC1174699  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  UCSC003638  Phacelia ramosissima Peter Kamb 1947-6-11 596 Los Angeles Eaton Wash, East of Pasadena. 267 Comment
  RSA226122  Phacelia ramosissima var. latifolia Robert F. Thorne, C. W. Tilforth 1971-6-17 39889 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  RSA306271  Phacelia ramosissima var. latifolia Henry J. Ramsey 1938-5-22 1408 Los Angeles North Craig Ave., Altadena. Comment
  JEPS1286  Phacelia tanacetifolia I. W. Clokey and B. C. Templeton 1930-4-8 4659 Los Angeles w Lanchaster 400 Comment
  RSA602244  Phacelia viscida R. S. Woglum 1934-4-8 1281 Los Angeles Western Transverse Ranges: San Fernando Valley, North Hollywood. Comment
  CATA1095  Phalaris aquatica Mark L. Hoefs 1995-5-16 2045 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA659834  Phalaris caroliniana Orlando Mistretta 1992-4-5 161 Los Angeles Guds, San Clemente Island. Comment
  POM356917  Phalaris minor Margaret Northrop 1914-5-26 I Los Angeles In road at end of Homeward Ave. Carline. Comment
  UC52467  Phlox gracilis H. M. Hall Jun 3 1900-Jun 6 1900 1496 Los Angeles Swarthout Canyon San Antonio Mountains 1981 Comment
  RSA435571  Pholisma arenarium W. D. Pierce 1941-06 s.n. Los Angeles El Segundo. Comment
  SEINET269294  Pholistoma auritum Scott D. White, Chet McGaugh 1995-5-9 3009 Los Angeles E edge of Santa Susana Mts W of San Grabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  SEINET4080669  Pholistoma auritum R. Moran 1941-1 684 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  UCR264692  Pholistoma auritum Mitch Provance, Callen Huff 2009-4-28 10764 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
  CATA2025  Pholistoma auritum Steven A. Junak, Keri Kirkland 1998-4-5 552 Los Angeles Santa Catalina Island: Toyon Bay, just inland from mouth of canyon 36 Comment
  RSA529294  Pholistoma auritum Tim S. Ross 1991-4-8 4458 Los Angeles Elephant Hill: Western Pomona. 229 Comment
  UCSB5310  Pholistoma auritum H., J. 1935-4-24 Los Angeles San Dimas Exp. Forest; Wolfskill watershed; Browns Flat, Wolfskill trail above falls; sec. 16, T1N, R8W 1158 Comment
  UCR97759  Pholistoma membranaceum A. C. Sanders, D. Woodard & G. Goodlet 1997-2-7 19670 Los Angeles Mojave Desert: Antelope Valley, Little Rock, W side of Little Rock Wash just north of the RR and among gravel pits. 832 Comment
  RSA459305  Pholistoma racemosum F. R. Fosberg 1931-3-24 4345 Los Angeles Hamilton s Canyon, Santa Catalina Island 50 Comment
  SBBG31534  Pholistoma racemosum R. M. Beauchamp 1967-3-17 252 Los Angeles E of "Date 2" Comment
  SBBG81861  Phoradendron leucarpum subsp. tomentosum R. J. Rodin 1953-5-17 5829 Los Angeles near main hwy 3 mi S of Gorman Comment
  RSA420796  Phoradendron macrophyllum Anstruther Davidson 1930-6-12 s.n. Los Angeles Switzers'. Comment
  CAS-BOT-BC141301  Phoradendron serotinum subsp. tomentosum Geo. B. Grant 1900-4-1 s.n. Los Angeles Mt. Lowe Comment
  UCR124280  Phyllospadix scouleri L. C. Wheeler 1965-7-1 s.n. Los Angeles Bluff Cove, Palos Verdes Estate Comment
  POM301539  Physalis pubescens var. grisea J. C. Roos 1942-8-26 1749 Los Angeles San Gabriel, Tri-city Sewage Disposal Plant. Comment
  UCR223397  Pinus jeffreyi R. G. Swinney 2009-7-29 11401 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
  CAS-BOT-BC78752  Pinus lambertiana McClatchie 1893-1-8 s.n. Los Angeles Wilson's Peak Comment
  RSA700385  Pinus lambertiana Tim Thibault 2003-9-21 55 Los Angeles Mt. Williamson on Pacific Crest Trail 2500 Comment
Read comments
Aug 11 2014
  SFV21907  Pinus lambertiana J. N. Hogue 2011-5-12 s. n. Los Angeles San Gabriel Mountains Highway 2 at east entrance to Buckhorn Campground. 2000 Comment
  RSA777522  Pinus monophylla R. G. Swinney 2009-5-20 10854 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR280898  Pinus monophylla R. G. Swinney 2014-5-1 16310 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
  CATA3108  Piperia cooperi Amy Catalano 2016-5-18 112 Los Angeles Santa Catalina Island: Along Middle Ranch Road, about 300 meters east of fruit orchard, on south side of road 235 Comment
  RSA589139  Piptatherum miliaceum Orlando Mistretta 1994-6-6 1313 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
  UC1587210  Piptatherum miliaceum Tim Ross 1991-5-20 5358 Los Angeles 3300 ft nw 750 ft BM (upper reaches of drainage); San Clemente, Wilson Cove Canyon drainage 141 Comment
  LA94185  Pityrogramma triangularis Lawrence L. Kiefer; 1966-3-12 1670 Los Angeles SANTA MONICA MOUNTAINS, Decker Rd., ca. 1 mi. E of the Ventura Co. line. 304 Comment
  RSA599479  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-3-26 9343 Los Angeles Liebre Mountains region: Northern base of Portal Ridge at the mouth of Myrick Canyon, southern edge of the Antelope Valley, south of Fairmont Reservoir. 976 Comment
  UCR88674  Plagiobothrys canescens Scott D. White, Chet McGaugh 1995-5-9 2995 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  POM368940  Plagiobothrys collinus var. gracilis F. R. Fosberg 1931-5-7 4847 Los Angeles Right Fork Cottonwood Canyon, Santa Catalina Island 220 Comment
  UCR269884  Plagiobothrys leptocladus Jeremiah George 2015-4-10 415- 06 Los Angeles Western Mojave Desert, Lancaster, southeast of intersection of West Ave. I and 30th St. West, north of Jackman St. 708 Comment
  RSA709610  Plagiobothrys nothofulvus A. C. Sanders, A. Thompson 2003-4-15 25983 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park. 305 Comment
  UCR177138  Plagiobothrys nothofulvus Steve Boyd 1996-4-25 8668 Los Angeles San Gabriel Mtns, Liebre Mtns, Knapp Ranch area at upper end of Castaic Creek drainage in broad valley at head of Cienaga Cyn, south of Liebre Mtn. From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 1000 Comment
  SFV11227  Plagiobothrys nothofulvus D. K. Shayne 1966-3-9 106 Los Angeles Santa Susana Mountains Above Zelzah Street. Comment
  CATA1278  Plantago coronopus Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2364 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  CATA3155  Plantago coronopus Amy Catalano 2016-6-3 142 Los Angeles Santa Catalina Island: Shallow bowl to east of Wrigley Reservoir, south of pines 386 Comment
  POM48150  Plantago coronopus Katherine Brandegee s.n. Los Angeles Santa Catalina Island. Comment
  POM155757  Plantago erecta M. B. Dunkle 1928-4-22 1887 Los Angeles Buttonshell, Santa Catalina Island. 30 Comment
  RSA68974  Plantago erecta F. W. Peirson 1921-3-6 2747 Los Angeles San Gabriel Wash. 213 Comment
  POM93634  Plantago erecta Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  POM4820  Plantago hirtella var. galeottiana O. Kenney 1890-1 s.n. Los Angeles Collected near Pasadena Comment
  RSA648706  Plantago major Paul Neipp 1994-5-19 32 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  UCR214592  Plantago ovata A. C. Sanders, Dan S. Cooper 2010-4-30 38119 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA402020C  Plantago ovata var. insularis Blanche Trask 1901-03 s.n. Los Angeles Avalon, Catalina Island. Comment
  OBI8163  Platanus racemosa Lewis Meltz 1977-4-9 LM 32 Los Angeles Eaton Cyn, 3.0 km E of Eaton Cyn bridge Comment
  RSA0092471  Platanus racemosa R. G. Swinney 2011-10-27 15913 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
  RSA717701  Platanus racemosa Gary D. Wallace 1981-5-5 2650 Los Angeles LAM Exposition Park. Comment
  UCR210512  Platanus racemosa R. G. Swinney 2008-11-30 9890 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
Read comments
Jul 26 2010
  UCR212798  Platanus racemosa Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1841 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 Comment
  RSA0017040  Platanus racemosa Ora M. Clark 1928-11-12 1286 Los Angeles Bouquet Canyon; Santa Susana Mts. Comment
  CAS-BOT-BC6451  Platystemon californicus Blanche Trask 1897-3-1 s.n. Los Angeles Santa Catalina Island. Avalon. Comment
  RSA600166  Plectritis ciliosa subsp. insignis Steve D. Boyd, Lauren Raz 1997-5-1 9658 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
  SBBG130578  Poa annua S. A. Junak 2000-3-30 SCa 1140 Los Angeles cmpgrd at Little Harbor, just inland from beach 6 Comment
  POM175355  Poa howellii E. Crow 1930-6-29 s.n. Los Angeles above camp Coldbrook Comment
  RSA276026  Poa secunda Jack Delaini, Barbara Shervanick 1974-4-30 153 Los Angeles Lodi Canyon, San Dimas Experimental Forest. on E-facing slope of W ridge of canyon 823 Comment
  RSA484216  Poa secunda Anstruther Davidson 1890-1 s.n Los Angeles Los Angeles Comment
  RSA574522  Poa secunda Walter Wisura 1994-4-9 4935 Los Angeles N side of San Gabriel Mts along Mt Emma Road W of Rock Creek Comment
  CAS-BOT-BC236185  Poa secunda subsp. secunda I. M. Johnston 1917-6-20 1355 Los Angeles San Antonio Mountains. Baldy Lookout at of USFS 2133 Comment
  CAS-BOT-BC236191  Poa secunda subsp. secunda Geo. B. Grant 1903-3-22 1524 Los Angeles Garvanza Comment
  SBBG56797  Poa secunda subsp. secunda R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  SEINET7047928 Image available Poa secunda subsp. secunda Steven R. Hill, Kate Kramer 2001-1 33379 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  CAS-BOT-BC167815  Polygala cornuta var. fishiae Dr. A. Davidson 1893-1-1 s.n. Los Angeles Mt. Wilson Comment
  RSA0116759  Polygonum aviculare R. G. Swinney 2010-10-5 13972 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  RSA12388  Polygonum aviculare subsp. aviculare Carl B. Wolf 1934-4-11 5600 Los Angeles Bryant Ranch E. of Long Beach on mesa. 100 ft. NE of concrete mon. 15 Comment
  POM12517  Polypodium californicum E. S. Spalding 1921-3-28 121 Los Angeles San Dimas Canyon Comment
  UCSB62390  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Palmer's Canon Comment
  UCSB62393  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill, San Dimas Comment
  UCSB62321  Polypodium californicum Kiefer, Lawrence 1967-6-3 Los Angeles San Gabriel Mtns., Bear? Crk. Trail from Coldbrook Forest Station, ca. 1mi up trail from Hwy 2 (39) 1158 Comment
  UCSB62347  Polypodium californicum Kiefer, Lawrence 1967-1-21 Los Angeles San Gabriel Mtns., NE of Sunland, Gold Canyon tributary of Big Canyon, ca. 1mi up the trail 609 Comment
  UCSB62419  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  UCSB62754  Polypodium californicum Kiefer, Lawrence 1963-1-1 Los Angeles San Gabriel Mtns., Hwy 39 N of Azusa 457 Comment
  UC572684  Polypogon monspeliensis Nell Murbarger May, 1936 229 Los Angeles San Clemente Island; top of mesa Comment
  RSA593491  Polypogon viridis Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8839 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  CAS-BOT-BC6244  Polystichum munitum subsp. curtum Joseph Andorfer Ewan 1931-9-7 5159 Los Angeles Sawpit Canyon, San Bernardino Mts. 1280 Comment
  LA211143  Populus trichocarpa Arthur C. Gibson; 2010-4-7 5309 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, on the northern side of creek just east Malibu Creek, Piuma Rd. Comment
  RSA0081785  Potamogeton amplifolius R. G. Swinney 2010-9-7 13707 Los Angeles Crystal Lake, within 50 ft. of shore line around the entire perimeter. 1683 Comment
  UCR113661  Potamogeton foliosus LeRoy Gross 1998-10-16 90 Los Angeles San Gabiel Mtns, Base of mtns. Tujunga Ponds. west of 210 freeway in Big Tujunga Wash, city of Sunland. 366 Comment
  CAS-BOT-BC453947  Potamogeton pectinatus J. Ewan 1931-10-24 5376 Los Angeles Malibu Lake, Santa Monica Mts. 304 Comment
  UCR223340  Potentilla glandulosa R. G. Swinney 2009-5-20 10840 Los Angeles Transverse Range; San Gabriel Mtns., Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  JEPS44723  Prunus ilicifolia Frank W. Peirson 1918-5-21 83 Los Angeles San Gabriel Mountains, Arroyo Seco Arroyo Seco; San Gabriel Mountains, Arroyo Seco 381 Comment
  SEINET13382491 Image available Prunus ilicifolia R. G. Swinney 2011-1 14935 Los Angeles Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  UCD113466  Prunus ilicifolia Elise Jackson 1993-5-2 31 Los Angeles Newhall, Placerita Canyon Nature Center, approx. 50 feet from beginning of Ecology Trail. 487 Comment
  RSA724443  Prunus ilicifolia subsp. ilicifolia K. Dobry 1992-4-9 d- 347 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom. Comment
  SD51925  Prunus ilicifolia subsp. lyonii Peter Raven 1962-5-9 17643 Los Angeles San Clemente Island:steep grassland in canyon just north of Guds 182 Comment
  SDSU9178  Prunus ilicifolia subsp. lyonii R. M Beauchamp 1967-6-3 561 Los Angeles San Clemente Island. Grove of trees in bottom of canyon south of Thirst. 457 Comment
  RSA641683  Prunus virginiana var. demissa Orlando Mistretta 1993-6-2 851 Los Angeles San Gabriel Mountains: Vicinity of Mt. Baden Powell. Near Vincent Gap; north slope of Mt. Baden Powell above Vincent Gulch. 2043 Comment
  SBBG12865  Pseudognaphalium biolettii E. R. Blakley 1962-6-10 5226 Los Angeles above camp area, Wilson Cove 30 Comment
  SBBG17760  Pseudognaphalium biolettii P. H. Raven 1962-4-10 17251 Los Angeles ca. 2 mi N of Thirst 518 Comment
  CAS-BOT-BC356555  Pseudognaphalium biolettii N. Dunn; J. Ewan 1931-12-6 5560 Los Angeles Stone Canyon, road around lake. Santa Monica Mts. Comment
  POM358754  Pseudognaphalium biolettii Donald R. Bissing 1973-3-29 25 Los Angeles Evey Canyon, 0.1 mile from canyon mouth 713 Comment
  UCSB23894  Pseudognaphalium biolettii Jensen, Karen 1965-2-28 Los Angeles 1 mile south-southeast of Flint Peak, near Glendale 365 Comment
  SBBG9842  Pseudognaphalium microcephalum T. Ross 1991-5-22 5465 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 79 Comment
  UCR256625  Pseudognaphalium microcephalum R. G. Swinney 2010-8-16 13565 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  CAS-BOT-BC357453  Pseudognaphalium ramosissimum Ernest Braunton 1902-8-1 643 Los Angeles Griffith Park Comment
  LA212348  Pseudotsuga macrocarpa Jack Pepper; 1950-11-4 s.n. Los Angeles Angeles Crest. 1523 Comment
  CAS-BOT-BC77927  Pteris vittata Louis C. Wheeler 1966-10-25 9080 Los Angeles San Gabriel Mountains: Vicinity of E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon Comment
  CAS-BOT-BC421187  Pterostegia drymarioides Peter H. Raven 1959-5-9 14178 Los Angeles Santa Monica Mountains. Mulholland Hwy. 1 mile W. of Las Virgenes Rd. Malibu Creek drainage 259 Comment
  CATA3009  Pterostegia drymarioides Amy Catalano, Schylar Gholson 2016-2-17 015 Los Angeles Santa Catalina Island: Between KBRT Road above Old Clay Pit Dam and Middle Ranch Road at Johnson Tree; mid-slope on NE facing slope 366 Comment
  RSA392921  Pterostegia drymarioides M. B. Dunkle 1928-4-10 1825 Los Angeles Johnson's Canyon, Santa Catalina Island. Comment
  UCR125434  Pterostegia drymarioides A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25719 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  SEINET3197315 Image available Purshia glandulosa Richard G. Swinney 2009-4-2 10244 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5' Q) 1223 Comment
  POM230742  Quercus X grandidentata I. W. Clokey 1930-9-1 s.n. Los Angeles So. Pasadena Comment
  CAS-BOT-BC104380  Quercus X macdonaldii Robert F. Thorne; P. C. Everett 1964-2-6 33430 Los Angeles ca 800' (perhaps 1 mil. SW of Empire Landing), N Central part of Santa Catalina Island Comment
  UC1871094  Quercus X morehus T. S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3878 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon; elevation 4830-5160 feet. T8N R17W center S 1/4 SE 1/4 sect 34; and T7N R17W center N 1/2 NE 1/4 sect 3. Comment
  RSA476847  Quercus agrifolia Ora M. Clark 1929-1-27 1489 Los Angeles North Hollywood Comment
  SEINET7067001  Quercus agrifolia J. L. Crane, Payam M. Fallah 2003-7-9 Mar- 80 Los Angeles Along the Angeles Crest highway (Route 2). San Gabriel Mountains. Coordinate datum: NAD27. UTM Zone 11, 431889mE, 3803999mN. Comment
  UCSB27899  Quercus agrifolia R. Gill 1959-3-24 53 Los Angeles RIDGE ROUTE OAK FLAT GUARD STATION 822 Comment
  POM18618  Quercus berberidifolia E. S. Spalding 1921-4-9 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  POM290531  Quercus berberidifolia Lyman Benson, Robert Benson 1951-10-29 14834 Los Angeles Monrovia canyon, behind 461 Norembega Drive; San Gabriel Mt, 305 Comment
  RSA78902  Quercus berberidifolia E. K. Balls, P. C. Everett 1952-10-3 18005 Los Angeles 7.7 miles N of junction of Hwy 2, 1 mile from Hidden Springs 457 Comment
  SFV903  Quercus berberidifolia A. M. Johnson 1934-4-20 4432 Los Angeles Santa Monica Mountains Sepulveda Canyon. Hillside beyond tunnel. Comment
  JEPS38049  Quercus chrysolepis Ernest Braunton 1928-7-6 Los Angeles n of Monrovia; Santa Anita Canyon Comment
  RSA476890  Quercus chrysolepis L. E. Hoffman 1934-7-24 s.n. Los Angeles Arroyo Seco Canyon. Angeles Forest. Comment
  UCR185582  Quercus douglasii A. C. Sanders 2007-4-25 33568 Los Angeles Tehachapi Mtns., Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1159 Comment
  CAS-BOT-BC86219  Quercus dumosa Geo. B. Grant 1906-9-1 7177 Los Angeles Catalina Island Comment
  CAS-BOT-BC86369  Quercus dumosa C. B. Wolf 1931-10-20 2468 Los Angeles 1/2 mile above Montrose on the road from Tujunga to La Canada, San Gabriel Mts. 457 Comment
  CAS-BOT-BC86373  Quercus dumosa Fordyce Grinnell 1908-10-8 s.n. Los Angeles Switzer Camp., San Gabriel Mts. Comment
  CAS-BOT-BC86393  Quercus dumosa Herman Knoche 1919-6-6 959 Los Angeles Middle Ranch, Santa Catalina Island Comment
  JEPS37350  Quercus durata Theodore Payne 1907-11-5 3 Los Angeles San Gabriel Canyon San Gabriel Mts. 609 Comment
  JEPS37777  Quercus durata var. gabrielensis Frank W. Peirson 1919-5-14 376 Los Angeles e trail Mt. Lowe San Gabriel Mountains, Mt. Lowe Comment
  POM19009  Quercus durata var. gabrielensis E. S. Spalding 1921-2-23 s.n. Los Angeles Near Palmer Canyon, north of Claremont. Comment
  POM2106  Quercus durata var. gabrielensis C. F. Baker 1903-9-20 3684 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA652305  Quercus durata var. gabrielensis Matt Bogdanoff 1981-5-25 27 Los Angeles Glendora Mtn. Rd., 6.7 mi N of junction with Sierra Madre Ave., N of Glendora. 762 Comment
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Jul 18 2014
  CAS-BOT-BC94162  Quercus engelmannii Louis C. Wheeler 1931-11-1 s.n. Los Angeles Foothills 1 mi E Liveoak Canyon, San Gabriel Mts. 670 Comment
  UCR256245  Quercus john-tuckeri R. G. Swinney 2010-5-19 12842 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  UC848097  Quercus lobata Carl B. Wolf 1932-10-19 Los Angeles 0.25 mi s Santa Clara River (Ridge Route Road) 365 Comment
  UC1188240  Quercus pacifica P. C. Everett 1960-9-27 24292 Los Angeles Ridge Road to airport Santa Catalina Island 365 Comment
  CAS-BOT-BC257063  Quercus tomentella P. S. Manos 1988-10-28 699 Los Angeles San Clemente Island, N fork of Eagle Canyon 243 Comment
  RSA251380  Quercus tomentella Robert F. Thorne 1966-4-16 36074 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast of island 183 Comment
  RSA618297  Quercus tomentella M. A. Piehl, Eisler 1962-6-10 62407 Los Angeles San Clemente Island: canyon E. of Thirst. 244 Comment
  SD52891  Quercus tomentella Peter H. Raven 1962-5-10 17720 Los Angeles San Clemente Island, near head of north branch of canyon north of Gray 487 Comment
  SD53056  Quercus tomentella Peter H. Raven 1962-5-21 17808 Los Angeles Santa Catalina Island, lower end of Pebbly Beach Canyon, in tangle of brush 91 Comment
  UCR273577  Quercus wislizeni R. G. Swinney 2011-7-7 15457 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  RSA567266  Quercus wislizeni var. frutescens Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3855 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  JEPS19497  Rafinesquia californica Peter H. Raven with H. L. Wedberg 1957-6-15 10918 Los Angeles road 3 mi w Seminole Hot Springs; Santa Monica Mountains Comment
  RSA584981  Rafinesquia californica Timothy S. Ross 1993-5-16 7150 Los Angeles Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse, and Little Dalton Canyons; ca 770 m NW of Horse Canyon Saddle. 1067 Comment
  RSA777371  Rafinesquia californica Orlando Mistretta, Christine Mistretta 2010-5-19 5137 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  SBBG131490  Rafinesquia californica S. A. Junak 1996-4-15 SCI 347 Los Angeles ca. 0.70 mi inland from mouth of Horse Beach Cyn 106 Comment
  CDA8524  Rafinesquia californica T. C. Fuller, T. Suzuki 1958-5-9 s.n. Los Angeles Highland Drive & Flintridge, near La Canada. 0 Comment
  RSA762137  Rafinesquia californica Orlando Mistretta, Christine Mistretta 2008-5-15 3067 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 75 per TRTP Survey 2008), W fork of the San Gabriel River, Shortcut Cyn. 1200 Comment
  UC454020  Ranunculus hebecarpus I. J. Condit 1911-3-27 Los Angeles Catalina Island Comment
  RSA649807  Raphanus sativus Matt Brooks 1988-5-1 25 Los Angeles Whittier, Skyline Equestrian trail 1.1 miles south of its intersection with Turnbull Canyon Rd. Comment
  SFV21866  Raphanus sativus J. N. Hogue 2011-3-1 s. n. Los Angeles Los Angeles Basin Los Angeles, Eagle Rock. 207 Comment
  POM2866  Rhamnus californica L. R. Abrams 1901-4-7 1427 Los Angeles Devil's Gate Comment
  RSA580508  Rhamnus californica Tim S. Ross, S. D. Boyd 1994-5-10 7745 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. 873 Comment
  RSA640328  Rhamnus californica Louis C. Wheeler 1931-6-19 s.n. Los Angeles Base of San Gabriel Mountains: La Verne. . Comment
  LA207767  Rhamnus crocea Carl Epling; May 1925 sn Los Angeles Mint Canyon 1523 Comment
  POM2775  Rhamnus crocea N. R. Shaw 1900-4-7 27 Los Angeles Claremont. Comment
  RSA549576  Rhamnus crocea Tim S. Ross 1991-3-10 4210 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  RSA651858  Rhamnus crocea Daniel Curran 1981-2-25 40 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  UC18538  Rhamnus crocea Dr. A. Davidson 1891-1 Los Angeles Comment
  CAS-BOT-BC56000  Rhamnus ilicifolia A. D. E. Elmer 1902-6-1 3649 Los Angeles Saugus Comment
  CAS-BOT-BC59839  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1995-6-28 8645 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 737 Comment
  POM2869  Rhamnus ilicifolia P. A. Munz 1918-4-18 2084 Los Angeles Claremont. Wash. Comment
  RSA0094084  Rhamnus ilicifolia Richard G. Swinney 2011-10-13 15791 Los Angeles San Gabriel Mountains: Chilao Flat, jct. of Chilao Flat Rd. (north entrance) and Silver Moccasin Trail. 1582 Comment
  RSA391041  Rhamnus ilicifolia H. L. Bauer 1932-03 15370 Los Angeles Mouth of Topango [Topanga] Canyon. Comment
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May 29 2014
  UC80240  Rhamnus ilicifolia Ernest Braunton Jun 1902 483 Los Angeles Griffith Park Comment
  CAS-BOT-BC59791  Rhamnus pirifolia Geo. B. Grant 1906-9-1 7176 Los Angeles Catalina Island. Comment
  SBBG105503  Rhamnus pirifolia R. F. Thorne 1966-9-16 36718 Los Angeles Renton Mine Rd, near upper end Pebbly Beach Cyn 259 Comment
  SBBG129208  Rhamnus pirifolia A. Eastwood 1917-7-20 6469 Los Angeles Santa Catalina Island Comment
  SBBG95408  Rhamnus pirifolia M. B. Dunkle 1928-3-4 1717 Los Angeles Santa Catalina Island Comment
  JEPS673  Rhamnus tomentella subsp. cuspidata F. W. Peirson 1918-6-16 110 Los Angeles Rock Creek San Gabriel Mts. 1447 Comment
  CAS-BOT-BC170456  Rhus integrifolia Marian L. Campbell 1921-3-10 1 Los Angeles Arroyo Seco Comment
  RSA133850  Rhus integrifolia P. H. Raven 1959-3-8 13833 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway 49 Comment
  RSA386475  Rhus integrifolia F. R. Fosberg 1931-3-18 S- 4286 Los Angeles Hamilton Canyon, Santa Catalina Island. 20 Comment
  POM158298  Rhus ovata M. B. Dunkle 1928-3-11 1723 Los Angeles Grand Canyon, Santa Catalina Island. Comment
  SFV2148  Rhus ovata O. Doubleday 1959-5-2 Los Angeles Santa Monica Mountains On north slope along Fernwood Drive about 8 miles west of Topanga Canyon Blvd. 762 Comment
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Jan 15 2015
  UCR129426  Rhus ovata A. C. Sanders, Mark Elvin 2002-6-20 25210 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
  UCR219405  Rhus ovata R. G. Swinney 2009-4-1 10235 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Canyon, Monrovia Mountain Park 415 Comment
  UCR95514  Rhus ovata L. C. Wheeler 1966-10-12 8966 Los Angeles San Gabriel Mtns., Susanna Cyn, 1/4 mi downstream from falls. 533 Comment
  RSA719735  Rhus trilobata R. G. Swinney 1996-8-7 5217 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown s Flat 1317 Comment
  RSA754237  Rhus trilobata Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1760 Los Angeles Turnbull Canyon, Turnbull Canyon Road 349 Comment
  RSA575535  Ribes R. G. Swinney 1993-7-21 2517 Los Angeles San Sevaine Flats, ca. 300m W of San Sevaine well, 8.2 miles NW of Lytle Creek Road. 1695 Comment
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Aug 4 2019
  CAS-BOT-BC92295  Ribes amarum Le Roy Abrams 1906-7-19 s.n. Los Angeles Wilsons Trail. 914 Comment
  POM141740  Ribes amarum Arthur C. Gibson, Linda Gibson 1971-3-27 1742 Los Angeles Evey Canyon, NE of Claremont. Comment
  RSA476416  Ribes amarum Samuel R. Tyson 1943-4-3 s.n. Los Angeles Big Dalton Canyon 503 Comment
  CAS-BOT-BC482464  Ribes aureum R. G. Swinney 2010-4-30 12464 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, 0.67 mi E of Wilson Cyn. Debris Basin on S side of the ridge S of the southern of the two eastern forks of Wilson Cyn 616 Comment
  SBBG98199  Ribes aureum var. gracillimum F. A. M. 1931-3-17 Los Angeles Tuna Cyn Comment
  CAS-BOT-BC92448  Ribes aureum var. gracillimum Henry J. Thompson 1959-3-22 1872 Los Angeles Santa Monica Mountains. 1 mile west of Triunfo Canyon 3 miles west of Malibu Lake, Lobo Canyon. 243 Comment
  POM98  Ribes californicum var. hesperium C. F. Baker 1930-2-17 406 Los Angeles San Antonio Canyon near Claremont. Comment
  CAS-BOT-BC93395  Ribes cereum H. E. McMinn 1926-7-22 1784 Los Angeles Near summit of Mount San Antonio. Comment
  CAS-BOT-BC93402  Ribes cereum Le Roy Abrams; E. A. McGregor 1908-7-3 619 Los Angeles North Baldy Mountain, San Gabriel Mountains. 2743 Comment
  RSA188502  Ribes cereum var. cereum Robert F. Thorne 1965-8-26 35354 Los Angeles San Gabriel Mountains; Angeles National Forest, near top of Blue Ridge SE of Holiday Hill Ski Lift 2561 Comment
  UCSB7027  Ribes divaricatum var. pubiflorum Gill, Robert 1960-3-5 Los Angeles San Gabriel Mountain Range; Little Dalton Canyon 426 Comment
  RSA84505  Ribes indecorum F. W. Peirson 1918-11-1 299 Los Angeles along top of ridge on trail to Switzer s Camp, Arroyo Seco 945 Comment
  CAS-BOT-BC173407  Ribes malvaceum Volney Rattan 1883-1-1 s.n. Los Angeles Los Angeles Comment
  RSA724677  Ribes malvaceum K. Dobry 1991-4-22 d- 816 Los Angeles Santa Monica Mts Upper Cold Creek Cyn off Stunt Rd So. Side Comment
  RSA293826  Ribes malvaceum var. viridifolium Lyman Benson 1945-12-10 11976 Los Angeles Divide between Little Dalton canyon and San Gabriel River 671 Comment
  RSA441477  Ribes malvaceum var. viridifolium Bonnie C. Templeton 1929-12-10 1440 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  RSA0021939  Ribes montigenum Robert F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41074 Los Angeles San Gabriel Mountains, Angeles National Forest: saddle ridge between West Baldy and Old Baldy. 3003 Comment
  POM21389  Ribes nevadense Fordyce Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt Wilson Ridge, San Gabriel Mts. 1768 Comment
  RSA230252  Ribes roezlii Robert F. Thorne 1969-7-2 38331 Los Angeles Cortelyou Spring ca. 1 mile E of Islip saddle, on Angeles Crest Hwy. 2073 Comment
  RSA659872  Ribes roezlii Orlando Mistretta 1992-8-20 768 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  CAS-BOT-BC186156  Ribes roezlii var. roezlii Timothy S. Ross; Steve Boyd 1990-5-17 2553 Los Angeles Little Gleason Forestry Plantation: north side of Mt Gleason Road about the east headwaters of Gleason Canyon, and about 2 (air) miles E of Mt Gleason summit 1767 Comment
  CAS-BOT-BC144438  Ribes speciosum Ernest Braunton 1902-3-16 180 Los Angeles Eangle Rock Canyon [Canon] Comment
  UCSB72624  Ribes speciosum Soza, Valerie; Gross, LeRoy 2001-5-9 Los Angeles Transverse 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 134 297 Comment
  CAS-BOT-BC173933  Ribes viburnifolium Blanche Trask 1900-4-1 s.n. Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC173939  Ribes viburnifolium Brandegee s.n. Los Angeles Santa Catalina Comment
  CLARK-A1528-4157  Ribes viburnifolium John C. Roos 1966-2-26 Los Angeles Claremont Comment
  RSA480740  Ricinus communis L. C. Wheeler 1936-6-21 4168 Los Angeles Cobal Canyon 670 Comment
  RSA480743  Ricinus communis B. C. Templeton 1962-3-24 9294 Los Angeles W. side Verdugo Hills Comment
  RSA609117  Robinia pseudoacacia L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon at Upper Clamshell Truck Trail. 1432 Comment
  RSA0080748  Romneya coulteri R. G. Swinney 2010-6-23 13369 Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  UCR125637  Rorippa curvisiliqua A. C. Sanders 2003-5-26 25860 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA757071  Rosa californica R. G. Swinney 2008-10-7 9488 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  RSA451662  Rosa woodsii var. ultramontana Anstruther Davidson 1923-6-1 s.n. Los Angeles [Unspecified] Comment
  UCR256140  Rubus leucodermis R. G. Swinney 2010-10-13 14030 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA626979  Rubus ursinus Louis C. Wheeler 1967-5-15 9594 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. 434 Comment
  UC861856  Rubus ursinus F. R. Fosberg 1931-4-13 S 4584 Los Angeles Santa Catalina Island , Pebble Beach Canyon 60 Comment
  RSA466036  Rumex acetosella Tom Burch 1940-06 s.n. Los Angeles Redondo Beach. Near sealevel. 0 Comment
  CAS-BOT-BC421760  Rumex conglomeratus Alice Eastwood 1906-5-27 87 Los Angeles Country adjacent to Los Angeles. Bimini Baths Comment
  UC1922877  Rumex crispus Valerie Soza, LeRoy Gross 2001-5-9 1189 Los Angeles Transverse Ranges; Verdugo Mountains region; Southern San Rafael Hills: South of Scholl Canyon, Sleepy Hollow Dr to Valle Vista fire road. 274 Comment
  CHSC26243  Rumex hymenosepalus Thomas W. Eakle 1971-5-2 137 Los Angeles Ca. 20 mi. SE of Palmdale, 2 mi. So. of Vincent on Angeles Crest Hwy. in San Gabriel Mtns. 1310 Comment
  UC1871341  Rumex hymenosepalus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4999 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  CAS-BOT-BC433662  Rumex obtusifolius A. C. Sanders; Mark A. Elvin; Anuja Parikh; Nathan Gale; et al 2003-4-30 26223 Los Angeles Western San Gabriel Mtns.: Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch. 351 Comment
  CAS-BOT-BC433924  Rumex salicifolius L. R. Abrams; I. L. Wiggins 1931-7-6 366 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor. Comment
  CATA1974  Rumex salicifolius F. R. Fosberg 1931-4-29 4708 Los Angeles Santa Catalina Island: Cottonwood Canyon mouth 3 Comment
  UC1601400  Rumex salicifolius var. salicifolius L. R. Abrams and I. L. Wiggins 1931-7-6 366 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  JEPS65650  Rupertia physodes F. W. Peirson 1918-5-26 93 Los Angeles Henninger Flats San Gabriel Mts. 868 Comment
  CAS-BOT-BC454162  Ruppia maritima Carl B. Wolf 1932-5-12 3591 Los Angeles Little Harbor, Santa Catalina Island. 3 Comment
  UCR130510  Sagittaria latifolia R. E. Riefner Jr. 2002-9-8 02- 255 Los Angeles Simi Hills, Chatsworth, Chatsworth County Park, NW portion of park 320 Comment
  RSA478886  Salicornia virginica G. J. Hollenberg 1928-7-10 s.n. Los Angeles Venice, marsh back of sand dunes. Comment
  RSA754086  Salix exigua Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1843 Los Angeles San Gabriel River near Rincon Ranger Station 446 Comment
  UCR258823  Salix exigua R. G. Swinney 2010-3-16 11931 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  LA208730  Salix laevigata Carl Hedin; Joseph Ewan 1932-5-19 7665 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  CAS-BOT-BC128138  Salix lasiandra var. lasiandra Grant 1903-2-27 1160 Los Angeles Pasadena Comment
  POM362745  Salix lasiolepis Ora M. Clark 1929-3-29 1856 Los Angeles Tejon Pass. Comment
  POM48309  Salix lasiolepis Philip A. Munz 1925-2-22 9342 Los Angeles Santa Susanna. Comment
  SBBG77347  Salix lasiolepis F. R. Fosberg 1931-3-23 34327 Los Angeles Hamilton Cyn, near Avalon 50 Comment
  UC482214  Salix lasiolepis Carl W. Sharsmith 1931-11-15 4 Los Angeles at foot of coastal headland near mouth of Topanga Canyon; Santa Monica Mountains 15 Comment
  UC483068  Salix lasiolepis F. R. Fosberg 1931-3-1 S 4220 Los Angeles 2 1/2 mi. below Wildwood; Santa Monica Mts., Topanga Canyon 60 Comment
  RSA618991  Salix lucida subsp. lasiandra LeRoy Gross 1998-10-16 83 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland. 366 Comment
  UCR149512  Salix scouleriana R. G. Swinney 1997-6-25 5647 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail, c. 1.2 mi. SE of Hwy 2 in a small canyon tributary to Sawmill Canyon 2256 Comment
  CAS-BOT-BC126296  Salix sessilifolia I. Johnston 1917-5-13 1242 Los Angeles El Monte 91 Comment
  RSA608867  Salsola gobicola L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  RSA607576  Salsola tragus L. C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. & San Diego Fwy, between Sepulveda & 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.] Comment
  UCD99414  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale. Comment
  RSA171019  Saltugilia splendens R. F. Thorne 1963-7-11 32774 Los Angeles Along road to Upper Shake Campground, ca. 3 miles W of Lake Hughes, Angeles National Forest. Comment
  UC73633  Saltugilia splendens subsp. grantii Geo. B. Grant Jun 1902 503 Los Angeles Old Wilson Trail 1219 Comment
  SBBG64372  Saltugilia splendens subsp. splendens R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  UC184326  Saltugilia splendens subsp. splendens A. D. E. Elmer June, 1902 3685 Los Angeles Acton , Acton (Mt. Gleason) Comment
  CATA1680  Salvia apiana Mark L. Hoefs, Steven A. Junak, Bob Given, Keri Kirkland 1998-7-17 2971 Los Angeles Santa Catalina Island: At junction of Grand Canyon and Silver Canyon 109 Comment
  POM156528  Salvia apiana L. R. Abrams 1902-7-3 2642 Los Angeles Sierra Madre. Comment
  POM243683  Salvia apiana F. R. Fosberg 1931-5-6 S- 4805 Los Angeles Cape Canyon, Santa Catalina Island. 250 Comment
  RSA442835  Salvia apiana William Emboden 1969-5-28 21 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  SEINET12273089  Salvia apiana J. F. Bright, Wyman, C. 1931-1 5500 Los Angeles Foothills of Mt.Wilson Comment
  RSA483582  Salvia carduacea D. Charlton 1988-4-3 1716 Los Angeles West of Lancaster on Hwy 138. Quail Lake area between Gorman and Holiday Valley. 1067 Comment
  RSA0070368  Salvia columbariae R. G. Swinney 2010-3-30 12121 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  RSA570010  Salvia columbariae Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4934 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA585349  Salvia columbariae Tim S. Ross 1991-4-27 4629 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  UCR252900  Salvia columbariae R. G. Swinney 2010-5-29 13396 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  SD113358  Salvia columbariae Darley F. Howe April 37 Los Angeles Claremont Comment
  SD231334  Salvia dorrii var. pilosa Sula Vanderplank, LeRoy Gross & Steve Hoskinson. 2005-5-6 50506 41 Los Angeles Transverse Ranges; San Gabriel Mountains region; 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
  SEINET229597  Salvia dorrii var. pilosa Barbara Ertter, Jeffrey Strachan 1979-6-29 3007 Los Angeles Angeles National Forest ; North edge of Angeles NF ca. 9 airmiles ESE of Pearblossom 1.7 mile north of Mile High on County Hwy N4. 1463 Comment
  UCR270228  Salvia dorrii var. pilosa R. G. Swinney 2011-4-1 14315 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
  CAS-BOT-BC233700  Salvia leucophylla P. A. Munz; R. D. Harwood 1920-5-17 3993 Los Angeles North Topanga Canyon, Santa Monica Mts. 213 Comment
  CAS-BOT-BC233312  Salvia mellifera L. B. Ware 1971-5-16 102 Los Angeles Tuna Canyon (east side), Santa Monica Mountains 167 Comment
  RSA0118499  Salvia mellifera Sarah J. J. De Groot, Newton Wong 2016-7-7 7975 Los Angeles San Gabriel Mountains, Angeles National Forest. Northwest of Hoot Owl Flats, above San Gabriel Reservoir and North Fork of San Gabriel River. West of Highway 39 at mile post 28.5; Forest Service road 2N14 ca. 0.2 mi. from highway. 586 Comment
  RSA191020  Salvia mellifera Robert F. Thorne, J. Henrickson 1963-5-5 32287 Los Angeles Near bottom and mouth of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  SBBG71113  Salvia mellifera M. N. Ackley -Jun-1928 457 Los Angeles Eagle Rock 213 Comment
  UC883959  Salvia mellifera F. R. Fosberg 1931-3-18 S 4291 Los Angeles Hamilton Canyon Hamilton Canyon, Santa Catalina Island; Santa Catalina Island 10 Comment
  UCR206118  Salvia mellifera A. C. Sanders, T. B. Salvato 2009-5-29 37044 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  UCR256197  Salvia mellifera R. G. Swinney 2010-3-22 12010 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR261336  Salvia mellifera R. G. Swinney 2010-3-13 11874 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  JEPS12738  Sambucus mexicana Frank W. Peirson 1919-4-24 391 Los Angeles canyon e Rubio; San Gabriel Mountains 548 Comment
  RSA477540  Sambucus mexicana M. B. Dunkle 1928-5-28 1984 Los Angeles Santa Catalina Island, Avalon Canyon. Comment
  RSA477543  Sambucus mexicana F. R. Fosberg 1931-5-21 S- 4963 Los Angeles Santa Catalina Island. 5 Comment
  RSA477574  Sambucus mexicana Frances L. Cramer 1934-5-31 s.n. Los Angeles Elysian Park, Los Angeles. Comment
  RSA590485  Sambucus mexicana T. S. Ross, Walter Appleby 1993-5-20 7211 Los Angeles Western San Gabriel Mts: vicinity of Los Pinetos Spring. 890 Comment
  RSA0017027  Sambucus mexicana W. C. Merrill 1897-07 s.n. Los Angeles Los Angeles. Comment
  HSC3985  Sambucus nigra subsp. caerulea C. E. Fellows 1965-4-13 40 Los Angeles 1.1 mi. SW of Old Topanga Canyon Rd. on Mulholland Hwy., Santa Monica Mtns. Comment
  SBBG45086  Sambucus nigra subsp. caerulea C. B. Wolf 1932-7-6 Los Angeles San Fernando Valley, Van Nuys Blvd 0.5 mi E of Pacoima Post Office 335 Comment
  UCD137226  Sambucus nigra subsp. caerulea Geoffrey Levin 1974-5-5 73 Los Angeles Wash (Blanchard Park), Pomona College in Claremont. Alluvial fan of Mt. San Antonio (San Gabriel Mountains.) Santa Ana River-Pacific Slope drainage area. 335 Comment
  RSA305031  Sanicula arguta P. H. Raven, Henry J. Thompson 1960-4-24 15108 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
  UCR213239  Sanicula crassicaulis Dan S. Cooper 2010-3-26 20100326- 22 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, between Fern Canyon and Lower Beacon Trail 198 Comment
  UC1605192  Sanicula graveolens Tim Ross, Orlando Mistretta, Alex Quici 1990-6-27 3888 Los Angeles between Cow Spring Canyon and Horse Camp Canyon (Liebre Mountain); Liebre Mountain 1338 Comment
  RSA592771  Sanicula tuberosa Steve Boyd, Michael Wall 1996-4-4 8542 Los Angeles Liebre Mountains, ridgeline and adjacent slopes of side canyon to Charlie Canyon, west of San Francisquito Canyon off Angeles National Forest Road 5N17;, ca 0.4 road miles south of jtn with 5N30, south of Red Mountain. Near 34 deg 33.120'N, 118 deg 31.541'W. T5N R16W sec. 2. 701 Comment
  UCR23573  Sarcodes sanguinea John C. Roos 1966-6-15 s.n. Los Angeles San Gabriel Mountains, North slope of Mt. Baden-Powell near Lamel Spring 2378 Comment
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Aug 18 2012
  UC57479  Sarcostemma cynanchoides subsp. hartwegii J. H. Barber 1898-8-7 Los Angeles Santa Monica Forestry Station Comment
  RSA547481  Schedonorus arundinaceus Timothy S. Ross, Orlando Mistretta 1992-7-24 6762 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  SEINET3155973  Schinus molle G. B. Grant 1904-1 1178 Los Angeles Pasadena Comment
  RSA0080438  Schismus arabicus R. G. Swinney 2010-5-19 12787 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
  UCR200187  Schismus barbatus Valerie Soza, Laura A. Moore 2000-5-10 862 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  RSA0055751  Schismus barbatus R. G. Swinney 2010-4-23 12340 Los Angeles San Gabriel Mountains: lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  SEINET7591443 Image available Schoenoplectus americanus Louis C. Wheeler 1945-1 6068 Los Angeles SE of El Monte: San Gabriel River at Slaughter Avenue and Parkway Drive Comment
  RSA366006  Schoenoplectus californicus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  UCR182117  Scirpus R. G. Swinney 1997-6-19 5618 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  CAS-BOT-BC341092  Scutellaria mexicana Timothy S. Ross; J. Mark Porter 1994-5-1 7595 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  LA54475  Scutellaria tuberosa A. M. Johnson; 1934-3-16 4374 Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  POM4105  Scutellaria tuberosa W. M. S. s.n. Los Angeles Ganesha Hills [Pomona] Comment
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Mar 25 2014
  UCR281356  Scutellaria tuberosa R. G. Swinney 2014-5-21 16629 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
  UCR61051  Selaginella bigelovii R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 396 Comment
  RSA683753  Selaginella bigelovii Gary Gugisberg 1959-3-8 109 Los Angeles 7.6 mi up Bouquet Canyon. Mt St Helena to the Santa Lucia Mtns and S to San Diego Co. Comment
  UC36012  Senecio aphanactis Jos. Burtt Davy 1901-3-1 Los Angeles Saugus Comment
  RSA94562  Senecio californicus F. W. Peirson 1919-3-30 347 Los Angeles Big Tujunga Canyon, west end of San Gabriel Mountains. 412 Comment
  LA203938  Senecio flaccidus var. douglasii Harvey Anderson; August 1931 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon Comment
  POM182363  Senecio flaccidus var. douglasii Joseph A. Ewan 1931-10-11 5246 Los Angeles Sepulveda Canyon Road north of Mulholland, Santa Monica Mountains Comment
  RSA648036  Senecio flaccidus var. douglasii Orlando Mistretta 1992-9-4 799 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  RSA584130  Senecio flaccidus var. monoensis Timothy S. Ross, S. D. Boyd, Peter W. Fritsch 1990-6-8 2964 b Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  RSA585768  Senecio ionophyllus Orlando Mistretta 1995-7-11 1887 Los Angeles San Gabriel Mountains: Santiago Canyon, N slope of Pacifico Mtn, near summit. 2073 Comment
  UCR205171  Senecio vulgaris R. G. Swinney 2008-4-11 8648 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA0037478  Sequoia sempervirens Larissa L. Yates 2014-4-24 2 Los Angeles Downtown Claremont. Along 1st street between Cornell Ave. and College Ave. 350 Comment
  CATA3401  Silene antirrhina Peter J. Dixon, Sula Vanderplank, Sarah Ratay, Scott Tremor 2017-5-5 091 Los Angeles Santa Catalina Island: Avalon Canyon, ridge above chimes tower, 480 m west of Casino building 128 Comment
  UC1587163  Silene antirrhina Tim Ross 1991-5-21 5381 Los Angeles upper easterly branch of Box Canyon , Box Canyon (San Clemente Island) 472 Comment
  RSA0091879  Silene gallica Steven A. Junak, Ralph N. Philbrick 2001-5-18 SCa- 1538 Los Angeles Santa Catalina Island. Cottonwood Canyon, just S of Cottonwood-Blackjack Road, ca. 2.6 miles inland from mouth of canyon. 256 Comment
  UCR3252  Silene laciniata Frances Miller 1964-4-11 M 6421 Los Angeles San Gabriel Mtns., south slopes of Mount Wilson, c. 2 mi. up Orchard Camp Trail from Sierra Madre 762 Comment
  UCD98939  Silene laciniata subsp. laciniata Daryl Koutnik 1978-4-21 409 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  RSA0106771  Silene lemmonii R. G. Swinney 2011-5-19 14784 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek. 1073 Comment
  RSA229107  Silene parishii R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38870 Los Angeles above Angeles Hwy. 0.6 mi. SSE of Dawson's saddle 2393 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
  RSA229079  Silene verecunda subsp. platyota R. F. Thorne, C. W. Tilforth 1971-6-30 40757 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1616 Comment
  RSA0047912  Sisymbrium altissimum R. G. Swinney 2010-5-12 12748 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  RSA729317  Sisymbrium altissimum R. G. Swinney 1998-7-2 6213 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA798118  Sisymbrium altissimum Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0134 Los Angeles South side California State Route 2 at mile marker 66.82 2295 Comment
  SBBG72149  Sisymbrium altissimum R. Hoffmann 1925-4-19 Los Angeles W border of Antelope Valley Comment
  RSA431701  Sisymbrium altissimum F. R. Fosberg 1931-5-12 S 4854 Los Angeles Summit, Wrigley Reservoir, Santa Catalina Island 400 Comment
  UC557721  Sisymbrium irio Nell Murbarger March, 1936 63 Los Angeles San Clemente Island Comment
  SBBG130745  Sisymbrium irio S. A. Junak 2000-3-30 SCa 1143 Los Angeles cmpgrd at Little Harbor 6 Comment
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Jul 26 2016
  CATA1841  Sisymbrium officinale Denise Kraus 2000-5-4 23 Los Angeles Santa Catalina Island: Approximately 1850 feet north of intersection of Airport Road and Empire Landing Road. At GHB Transect 9 381 Comment
  RSA431752  Sisymbrium officinale M. B. Dunkle 1933-6-17 3621 Los Angeles San Antonio River Canyon 914 Comment
  UCR282044  Sisymbrium officinale R. G. Swinney 2014-5-15 16538 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  UC1871228  Sisymbrium officinale T. S. Ross, Walter Appleby 1993-5-20 7204 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  UCR256132  Sisymbrium orientale R. G. Swinney 2010-4-20 12301 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  RSA127837  Sisyrinchium bellum Peter H. Raven 1959-4-4 13968 Los Angeles Point Dume, Santa Monica Mountains. 15 Comment
  UC168874  Sisyrinchium bellum George B. Grant and Walter Wheeler 1904-5-7 1210 Los Angeles Glendora Comment
  RSA366931  Sisyrinchium bellum Bonnie C. Templeton 1932-7-21 5033 Los Angeles Between Prairie forks and Big Pines Comment
  SEINET3130371  Sitanion jubatum G. B. Grant 1906-6-16 6793 Los Angeles Southern Ca., at Mt. Wilson Comment
  RSA611921  Solanum americanum Louis C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  SBBG131982  Solanum americanum S. A. Junak 1990-11-9 SCI 141 Los Angeles Wilson Cove Comment
  UC1211006  Solanum douglasii Huron H. Smith 1912-5-1 4885 Los Angeles Eagle Rock Valley 152 Comment
  SD107809  Solanum douglasii Larry DeBuhr, Gary Wallace 1972-9-4 720 Los Angeles San Clemente Island, in seepage area below barracks at Wilson Cove Comment
  RSA127409B  Solanum umbelliferum Robert Gustafson 1978-6-1 963 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
  RSA588965  Solanum umbelliferum Orlando Mistretta 1994-6-8 1346 Los Angeles San Gabriel Mountains: Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1616 Comment
  UCR179734  Solanum umbelliferum R. G. Swinney, Dave Larson 1996-7-17 5136 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UCR259974  Solanum umbelliferum R. G. Swinney 2010-4-28 12440 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
  POM230730  Solanum umbelliferum I. W. Clokey 1931-3-11 5384 Los Angeles San Gabriel Mountains, San Gabriel Canyon 900 Comment
  RSA0020563  Solanum umbelliferum G. Foster 1961-6-3 s.n. Los Angeles West Covina Comment
  CAS-BOT-BC236426  Solanum wallacei Reid Moran 1941-3-8 687 Los Angeles White's Landing, Santa Catalina Island 50 Comment
  LA209707  Solanum wallacei R. Herley; 1932-4-26 sn Los Angeles Santa Catalina Island, Avalon and Piedra Escadera Canyon Comment
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Jun 12 2014
  RSA427377  Solanum wallacei Anstruther Davidson 1899-06 s.n. Los Angeles Catalina Island Comment
  UC1713742  Solanum wallacei F. R. Fosberg 1931-3-18 S 4285 Los Angeles Santa Catalina Island, Hamilton Canyon Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 10 Comment
  RSA473621  Solidago californica L. E. Hoffman 1927-7-10 s.n. Los Angeles Swartout [Swarthout]. Comment
  RSA0056483  Solidago californica Orlando Mistretta 1992-8-20 767 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mt. Gleason Management Unit. Mt. Gleason. Tujunga Ranger District. Comment
  OBI7277  Solidago confinis P. A. Holden 1968-9-15 556 Los Angeles Agua Dulce Rd near Acton Comment
  RSA473690  Solidago confinis I. M. Johnston 1917-8-22 1674 Los Angeles Prairie Fk. of San Gabriel R. 1524 Comment
  RSA93081  Solidago confinis F. W. Peirson 1920-9-12 s.n. Los Angeles Bear Flat to Mt. Baldy trail, San Gabriel Mountains, eastern Los Angeles Co. 1707 Comment
  CAS-BOT-BC365038  Solidago velutina subsp. californica Fordyce Grinnell, Jr. 1916-9-1 s.n. Los Angeles Eaton's Canon [Canyon], San Gabriel Mts. - near Pasadena Comment
  RSA0092149  Solidago velutina subsp. californica R. G. Swinney 2011-9-22 15659 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  CDA7652  Soliva sessilis L. C. Wheeler 1963-5-24 8257 Los Angeles Los Angeles Basin; Pasadena, northeast corner of N Hudson Ave. and E Walnut St. Comment
  CAS-BOT-BC365845  Soliva sessilis Martin F. Ray 1984-7-28 54 Los Angeles Santa Monica, 438 12th street 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
  UC1929639  Sonchus oleraceus Valerie Soza, LeRoy Gross 2001-5-14 1215 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
  UCR259586  Sonchus oleraceus R. G. Swinney 2010-4-15 12225 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  UCR281427  Sonchus oleraceus R. G. Swinney 2014-5-27 16668 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA588910  Spartium junceum T. S. Ross 1990-6-8 2951 Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  RSA477986  Spergula arvensis E. S. Spalding 1923-4-7 s.n. Los Angeles