Search Results — 2000 specimen records retrieved (1605 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SFV253  Abies concolor R. L. Armacost 1962-10-6 1507 Los Angeles San Gabriel Mountains San Gabriel Mountains, Upper San Antonio Canyon near Claremont Comment
  LA31659  Abronia umbellata Peter H. Raven; 1959-3-15 13858 Los Angeles Santa Monica Mountains, just E of Zuma Beach 7 Comment
  SBBG80332  Abronia umbellata F. C. Boutin 1967-4-23 1629 Los Angeles N end of island at W end of air field runway Comment
  UCR149444  Acacia saligna A. C. Sanders, D. Malueg 2001-5-17 24318 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  LA49825  Acer macrophyllum K. Kneen; 1933-4-29 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0085302  Acer macrophyllum R. G. Swinney 2010-8-26 13597 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  SEINET3282740 Image available Acer negundo var. californicum A. C. Sanders, T. B. Salvato 2009-5-20 36852 Los Angeles Sang Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  SD30730  Achillea millefolium Frances Post 1931-5-13 Los Angeles Santa Susanna Pass [county a guess; possibly SLO county] Comment
Read comments
Jul 11 2010
  UC1594384  Achillea millefolium Tim Ross 1982-4-14 6188 Los Angeles ca 20-40 m ene intersection of new Lemon Tank Rd & main N-S island access r; San Clemente Island 339 Comment
  POM353174  Achnatherum coronatum Edwin Kline 1924-6-22 s.n. Los Angeles Mt. Wilson Comment
  CAS-BOT-BC260441  Achnatherum hymenoides Ernest C. Twisselmann 1966-4-27 12106 Los Angeles Mojave Desert. Hi Vista 868 Comment
  UC1131572  Achnatherum hymenoides H. S. Yates 1936-8-28 6355 Los Angeles 3 mi se Palmdale; Elizabeth Lake Quadrangle Comment
  UCSB18775  Achnatherum hymenoides Keefe, Joseph 1965-4-3 Los Angeles N side of Pearblossom Rd, at intersection with 213th St, 9.7 mi E of Pearblossom. Comment
  RSA129145  Achnatherum speciosum H. A. Jensen 1933-5-18 304 Los Angeles Oposite mouth of Aliso Canyon. 884 Comment
  CAS-BOT-BC29821  Achyrachaena mollis Marcus E. Jones 1882-5-1 3213 Los Angeles Los Angeles Comment
  CAS-BOT-BC204753  Acmispon argophyllus var. argenteus L. R. Abrams; I. L. Wiggins 1931-7-6 343 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  UCD104005  Acmispon argophyllus var. argenteus G. L. Webster; Robert Thorne, John Tucker 1992-3-30 7754 Los Angeles CATALINA ISLAND: Along road from Little Harbor to Middle Ranch. 20 Comment
  SD90126  Acmispon glaber L. B. Ware 1971-6-10 103 Los Angeles Playa del Rey, field west of Saint Bernard High School, in ancient sand dune soil Comment
  SBBG67376  Acmispon grandiflorus var. grandiflorus R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCD104218  Acmispon maritimus A. D. Gifford 1935-3-15 452 Los Angeles Seven miles south-east of Whitaker Peak. 548 Comment
  SBBG95249  Acmispon micranthus M. B. Dunkle 1928-4-10 1841 Los Angeles above Parson's Landing Comment
Read comments
Mar 14 2012
  SFV19334  Acmispon strigosus P. Wilson, J. N. Hogue 2005-5-23 4216 Los Angeles San Gabriel Mountains Highway 2, about 0.3 km east of Newcomb Ranch. In roadside depression. 1650 Comment
  RSA0091163  Adenostoma fasciculatum var. fasciculatum R. G. Swinney 2011-7-7 15422 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  CAS-BOT-BC139852  Adenostoma sparsifolium Peter H. Raven; Robert F. Thorne 1964-5-7 19021 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  UCR86551  Adenostoma sparsifolium T. S. Ross 1991-9-2 5928 Los Angeles Western Transverse Range; Santa Monica Mtns., near Mulholland Hwy at Yerba Buena Rd 503 Comment
  RSA687666  Adiantum capillus-veneris F. R. Fosberg 1931-4-24 R 94 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon. 50 Comment
  CAS-BOT-BC65558  Adiantum capillus-veneris Geo. B. Grant 1902-7-1 971 Los Angeles San Gabriel Canyon Comment
  UCD128538  Ageratina adenophora A. C. Sanders; Mark A. Elvin 2003-5-14 25748 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Avenue and south of Foothill Blvd, north edge of 210 Fwy was of San Gabriel River channel. 520 Comment
  CAS-BOT-BC295621  Agnorhiza ovata Robert F. Thorne 1969-7-2 38259 Los Angeles San Gabriel Mts., Angeles National Forest: at Upper Chilao Campground 1615 Comment
  UCR98929  Agropyron cristatum T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3764 Los Angeles San Gabriel Mtns., Pinyon Ridge, western half of the ridge, between upper Little Rock Creek and the San Andreas Rift Zone 1951 Comment
  UCR203249  Agrostis R. G. Swinney 2001-8-27 8118 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
  LA98904  Agrostis exarata John O'Leary; 1979-5-23 sn Los Angeles SANTA MONICA MOUNTAINS, near Zuma Motorway, ca 1.75 mi N of Zuma Beach. 266 Comment
  RSA733667  Agrostis exarata R. G. Swinney 1998-8-5 6639 Los Angeles San Gabriel Mtns.: Bear Gulch, 0.3 miles norht of confluene with Prairie Fork, SW of Wrightwood 1524 Comment
  UCR256528  Agrostis stolonifera Anuja Parikh, Nathan Gale 2011-7-7 3545 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.3 km west of Shortcut Station, 1.1 km north of State Hwy 2 /Angeles Crest Hwy 1696 Comment
  UCR178938  Agrostis viridis R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin 366 Comment
  RSA562420  Alchemilla occidentalis D. Bramlet 1993-4-15 2316 Los Angeles In the Puente Hills, approximately 457 m. NE of Pomona peak. The site is located some 640 m. west of the intersection of the Pomona freeway and Chino hills Parkway. On the north facing slope fo the canyon leading to Pomona peak. 381 Comment
  RSA165701  Allium burlewii Wesley O. Griesel 1963-6-5 805 Los Angeles Throop Peak, San Gabriel Mountains 2774 Comment
  UCR281317  Allium fimbriatum R. G. Swinney 2014-4-24 16227 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  SEINET12043894  Allium haematochiton Unknown 1936-1 63 Los Angeles Campus Hill, Hollywood Comment
  RSA366468  Allium lacunosum var. davisiae Anstruther Davidson 1883-9-1 s.n. Los Angeles Palmdale. Comment
  RSA367090  Allium lacunosum var. davisiae Robert Kessler 1923-4-1 s.n. Los Angeles Lancaster. Comment
  RSA587081  Allium monticola Orlando Mistretta, Steve Boyd 1995-5-23 1717 Los Angeles Bare Mt. Canyon near summit of Bae mt. on N ridge. 1768 Comment
  CATA649  Allium praecox Mark L. Hoefs 1991-4-18 1123 Los Angeles Santa Catalina Island: By road above Parson's Landing 129 Comment
  RSA187822  Allium praecox Robert F. Thorne 1966-4-30 36340 Los Angeles Santa Catalina Island; mouth of Gallagher s Canyon. 8 Comment
  RSA367033  Allium validum L. E. Hoffman 1932-2-3 s.n. Los Angeles Hermon Hills. Comment
  RSA0099423  Allophyllum gilioides subsp. violaceum Richard G. Swinney 2011-6-7 15046 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 fwy. at Hwy 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek. 1573 Comment
  RSA522949  Alnus rhombifolia Orlando Mistretta 1990-10-26 3323 -a Los Angeles San Gabriel Mountains: Horse Canyon drainage along riparian strip. 823 Comment
  RSA603197  Alnus rhombifolia L. C. Wheeler 1972-12-21 12792 Los Angeles San Gabriel Mountains: Millard Canyon, ca. 200 yards upstream from Southern California Edison Co. high tension line. 526 Comment
  UCR95518  Alnus rhombifolia L. C. Wheeler 1966-10-12 8978 Los Angeles San Gabriel Mtns., San Gabriel Canyon, E fork, 0.25 mi upstream from Heaton Flat 610 Comment
  SEINET10746295  Alocasia Thomas B. Croat 2003-4-6 Croat 87601 Los Angeles Los Angeles County Arboretum, Rare Plant House. Comment
  RSA720486  Alopecurus pratensis R. G. Swinney 1997-8-6 5767 Los Angeles along Hwy 2 0.5 mi W of Big Pines (road junction) E of Jackson Lake 2024 Comment
Read comments
Mar 27 2014
  RSA403434  Alternanthera caracasana Freda Detmers 1932-7-10 s.n. Los Angeles Los Angeles. Comment
  UCR206501  Amaranthus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36962 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  RSA725788  Amaranthus blitoides A. C. Sanders, Mark Elvin 2002-6-18 25112 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, farm area in valley along a wash, 1 mile SSW of Castaic Junction, west of Magic Mountain amusment park. 328 Comment
  UCR138904  Amaranthus palmeri L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mtns, Mountain Brook Ranch 1159 Comment
  SBBG44956  Amaranthus palmeri L. C. Wheeler 1933-9-6 2102 Los Angeles ca. 1.5 mi WNW Claremont 365 Comment
  UCD97550  Amaranthus powellii Rudolf Schmid 1962-5-24 s.n. Los Angeles Winnie Way and Santa Anita, Arcadia. Comment
  RSA128249  Amaranthus retroflexus P. H. Raven, Henry J. Thompson 1959-10-31 s.n. Los Angeles Weed in orchard, Wells Avenue near Tampa Avenue, Woodland Hills. 305 Comment
  RSA155824  Amblyopappus pusillus Peter H. Raven 1962-5-22 17837 Los Angeles Santa Catalina Island, slope E of Little Harbor 46 Comment
  RSA416874  Amblyopappus pusillus Anstruther Davidson 1891-6-26 s.n. Los Angeles Santa Catalina Island Comment
  SDSU14843  Amblyopappus pusillus Patrick McConnell 2003-4-27 26 Los Angeles San Clemente Island, SHOBA zone, near top of small hill approx 200m south of China Point Road, approx 1/4 from lands end, directly south o f solar powered shack. 85 Comment
  SEINET4001594 Image available Amblyopappus pusillus M. B. Dunkle 1940-1 7434 Los Angeles Santa Barbara Island. Comment
  UCR277185  Ambrosia acanthicarpa R. G. Swinney 2010-10-5 13966 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  SFV14733  Ambrosia acanthicarpa J. C. Dittes, P. Dittes 1989-9-23 6 Los Angeles East side of lower Castaic Lake along Parker Road. Comment
  UC57583  Ambrosia chamissonis J. H. Barber 1898-7-27 Los Angeles Santa Monica Forestry Station Comment
  CATA404  Ambrosia psilostachya Mark L. Hoefs, A. Douglas Propst & Robert F. Thorne 1974-9-12 531 Los Angeles Santa Catalina Island: Cottonwood Stream, above bridge at main road 22 Comment
  RSA617183  Ambrosia psilostachya R. G. Swinney 1989-8-23 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton spreading grounds. 305 Comment
  SBBG70997  Amelanchier alnifolia R. Hoffmann 1929-5-19 Los Angeles below Los Angeles Recreation Park, above Big Rock Crk Comment
  UCR149523  Amelanchier utahensis R. G. Swinney 1997-6-25 5652 Los Angeles San Gabriel Mtns., west of Wrightwood, Blue Ridge Trail area, 0.2 mi. SE of Hwy 2 at Blue Ridge Trail 2134 Comment
  POM26688  Amorpha californica var. californica George B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  UC153901  Amorpha californica var. californica L. R. Abrams 1906-7-19 Los Angeles Mount Wilson Trail 609 Comment
  CAS-BOT-BC222257  Amsinckia David Dreyer 1968-4-6 s.n. Los Angeles North edge of San Gabriel Mts. 1615 Comment
  UC66742  Amsinckia eastwoodiae N. K. Berg 1904-4-14 Los Angeles Santa Monica Comment
  SD85083  Amsinckia intermedia E. R. Blakley 1963-4-7 5519 Los Angeles Santa Catalina Island, Middle Ranch Canyon, ca. 1 miles above Middle Ranch 230 Comment
  UCR240985  Amsinckia intermedia Dan S. Cooper 2010-3-8 20100308- 34 C Los Angeles South Coast; Los Angeles Basin, between Los Angeles River and Forest Lawn Dr., just west of Forest Lawn Cemetery and east of Warner Bros. studios 157 Comment
  RSA0079975  Amsinckia intermedia Louis E. Hoffman 1929-3-18 s.n. Los Angeles Soledad Canyon, near Lang. Comment
  RSA499954  Amsinckia intermedia Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  RSA599968  Amsinckia menziesii var. menziesii L. C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 610 Comment
  RSA0089955  Amsinckia retrorsa F. W. Peirson 1919-3-26 361 Los Angeles South side of New York Drive, east of Hill Ave., Altadena. Comment
  RSA709487  Amsinckia tessellata A. C. Sanders, T. B. Salvato 2005-4-26 29676 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
  SBBG58480  Anagallis arvensis M. N. Ackley -Apr-1928 795 Los Angeles Eagle Rock 182 Comment
  CDA5473  Anagallis arvensis Phillipson 1915-6-8 Los Angeles Monrovia. Comment
  LA201854  Anagallis arvensis Arthur C. Gibson; 2003-4-15 4986 Los Angeles Simi Hills, Box Canyon, along hiking trail along Box Canyon Rd, ca 0.5 km S of Pioneer Pass 496 Comment
  LA34905  Anagallis arvensis Mary V. Hood; 1936-3-5 37 14 Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  RSA0048292  Anagallis arvensis P. R. Brown 1970-6-2 s.n. Los Angeles Lower end of Canon de Lana. Comment
  RSA603279  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1949-10 6755 Los Angeles San Gabriel Mountains: North Fork San Gabriel River, near Bichota Canyon. 686 Comment
  POM6827  Androsace elongata subsp. acuta L. T. Street, Williams, P. A. Munz 1919-4-5 2424 Los Angeles Puddingstone Canyon, San Dimas Comment
  CATA1077  Anemopsis californica Mark L. Hoefs 1995-5-16 2027 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA596696  Anemopsis californica Steve Boyd, Lauren Raz 1996-9-24 8935 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
  RSA503836  Anemopsis californica Frances M. Morey 1922-5-15 s.n. Los Angeles West Adams Street. Comment
  SD126205  Angophora costata Tim Snyder 1988-9-3 Los Angeles Monrovia, Recreation Park on Shamrock Street. Wsst end of park Comment
  JEPS13151  Anthemis cotula Elizabeth Day Palmer 1908-7-26 Los Angeles Los Angeles Comment
  UCR275337  Anthemis cotula Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  LA200152  Anthemis cotula O. H. Kappler; 1943-5-23 465 Los Angeles Santa Monica Mountains, Trancas Canyon, West fork 518 Comment
  POM307080  Anthemis cotula Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1926 Los Angeles Between Walnut and Covina, near State school. Comment
  UCR150862  Anthriscus caucalis R. G. Swinney, Dave Larson 1999-5-15 7183 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  LA52029  Antirrhinum coulterianum Carl Epling; 1926-5-8 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  JEPS5284  Antirrhinum multiflorum Frank W. Peirson 1918-6-30 190 Los Angeles Mt. Wilson Toll Road; San Gabriel Mountains 1143 Comment
  RSA725897  Antirrhinum multiflorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2927 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR133572  Antirrhinum multiflorum Fordyce Grinnell Jr. 1910-1 s.n. Los Angeles San Gabriel Mountains, [near George's Gap] head of Long Canyon 1098 Comment
  SBBG109017  Antirrhinum nuttallianum subsp. subsessile S. A. Junak 1996-5-19 SCl 504 Los Angeles lower portion of Norton Cyn, ca. 0.08 mi inland from coastal escarpment 42 Comment
  SD107884  Antirrhinum nuttallianum subsp. subsessile Mark Hoefs, Doug Propst 1973-5-4 227 Los Angeles Santa Catalina Island; by Thompson Dam, Middle Canyon 213 Comment
  SD69484  Antirrhinum nuttallianum subsp. subsessile Robert F. Thorne 1966-4-6 35889 Los Angeles Santa Catalina Island; ridge between White and Moonstone Coves 14 Comment
  RSA150931  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-4-10 17242 Los Angeles Above Wilson Cove. San Clemente Island. 107 Comment
  CATA2014  Apiastrum angustifolium Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 9 Comment
  UCR108451  Apocynum androsaemifolium L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mtns., Little Fish Fork, Fish Fork Camp. 2012 Comment
  UCR270681  Aquilegia formosa R. G. Swinney 2011-8-17 15649 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  POM366920  Aquilegia formosa V. V. Giles 1936-7-5 235 Los Angeles Fern Dell, Crystal Lake Road 1524 Comment
  RSA0073287  Arabis perennans Bonnie C. Templeton 1932-5-31 4849 Los Angeles Big Pines Camp, San Gabriel Mts. Comment
  UCR202535  Arabis platysperma R. G. Swinney 2001-8-9 8022 Los Angeles San Gabriel Mtns., Mount Williamson, third peak from east on the ridge 2513 Comment
  RSA0092532  Arabis sparsiflora R. G. Swinney 2011-6-22 15248 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy. 1780 Comment
  UCR273409  Arabis sparsiflora R. G. Swinney 2011-6-22 15248 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  SEINET4136766  Arabis sparsiflora var. californica K. Dobry 1991-3-16 d 258 Los Angeles Montifisher Property off Stunt Road. Lower Cold Creek Canyon, Santa Monica Mountains.; 0 Comment
  RSA730254  Aralia californica R. G. Swinney 1999-6-25 7417 Los Angeles San Gabriel Mtns.: south fork of Fern Canyon, NE of Browns Flat 1280 Comment
  UCR150886  Arbutus menziesii Valerie Soza, LeRoy Gross 1999-7-15 630 Los Angeles Transverse Ranges; San Gabriel Mtns, Helispot off Mt Wilson Trail, 2.7 mi from trailhead in Sierra Madre 823 Comment
  RSA755848  Arceuthobium californicum R. G. Swinney 2008-7-2 9114 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  UCR141847  Arceuthobium divaricatum R. G. Swinney 1997-9-6 5864 Los Angeles San Gabriel Mtns., Forest Service Rd 4N06 (up Mescal Cyn), 2.6 mi N of Big Pines Rd. About 10 mi west of FS Rd. 75 meters south of only point where stream crosses road. 1585 Comment
  RSA629075  Arctostaphylos Jon E. Keeley, Allen Massihi 1992-8-20 20420 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
Read comments
Sep 28 2020
  CAS-BOT-BC23861  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Catalina Island, canyon above Whites Landing 457 Comment
  RSA626699  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-6-23 15710 Los Angeles Angeles Forest Highway, 11 km north of Big Tujunga Canyon turnoff. 1425 Comment
  UCR150242  Arctostaphylos glandulosa Kerry Knudsen, Rolf Muertter, Teresa Proscewicz 2005-2-10 2372 Los Angeles Transverse Range, Los Angeles, Santa Monica Mountains, Griffith Park, north side of Mt. Hollywood 425 Comment
  RSA626800  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-10-15 22100 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  CAS-BOT-BC23244  Arctostaphylos glandulosa subsp. glandulosa LeRoy Abrams 1901-4-13 1520 Los Angeles Wilson's Peak 914 Comment
  CAS-BOT-BC23068  Arctostaphylos glandulosa subsp. mollis Walter Knight; Irja Knight 1986-11-26 6308 Los Angeles San Gabriel Mountains: 1.3 miles below Clear Creek Campground (en route to la Canada Flintridge) Comment
  LA34181  Arctostaphylos glandulosa subsp. mollis Peter H. Raven; Henry J. Thompson 1959-2-25 13808 Los Angeles Santa Monica Mountains, 1.2 mi E of Saddle Peak 670 Comment
  SJSU2311  Arctostaphylos glandulosa subsp. mollis H. A. Jensen 1933-3-20 Los Angeles E Fork, San Dimas Canyon, Angeles Forest 1463 Comment
  RSA0070188  Arctostaphylos glauca LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6954 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
  RSA316528  Arctostaphylos glauca Marcus E. Jones 1926-2-24 s.n Los Angeles Mountains near Claremont. Comment
  RSA631453  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16039 Los Angeles Ridge Route, 12 km south of Liebre Gulch turnoff. 950 Comment
  RSA631505  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15796 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631586  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15933 Los Angeles Hughes Lake Road, 2-3 km north of Ruby Canyon Road. 700 Comment
  RSA631613  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15857 Los Angeles San Gabriel Canyon, Highway 39, 15 km north of ORV area. 1300 Comment
  RSA631641  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15636 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  SBBG17088  Arctostaphylos glauca K. A. Wilson 1961-3-11 989 Los Angeles San Francisquito Cyn, 1.5 mi S of Green Valley (Spunky Cyn Rd). Comment
  RSA634342  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22088 Los Angeles Road to Crystal Lake, 1 km north of Highway 39, San Gabriel Mountains. 1720 Comment
  RSA634738  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20590 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634770  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20425 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634860  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20545 Los Angeles Chilao heliport, San Gabriel Mtns. 1600 Comment
  RSA634894  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20391 Los Angeles Road to Pacifico Mtn., 7.5 km east of Mill Creek Summit, San Gabriel Mtns. 1878 Comment
  RSA634911  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22050 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635055  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20370 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635085  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20576 Los Angeles Road to Suphur [Sulphur] Springs Cpgrd., across from Singing Pines Camp, 1.7 km N of Angeles Crest Hwy, N of Chilao. San Gabriel Mtns. 1640 Comment
  RSA635230  Arctostaphylos patula Jon E. Keeley 1992-8-21 20670 Los Angeles Dawson saddle, Angeles Crest Hwy 735 Comment
  RSA730396  Arctostaphylos patula R. G. Swinney 1998-8-27 6787 Los Angeles ridge due north of Big Horn Ridge and south of San Antonio Ridge hight spor on ridge above Coldwater Canyon. Montane coniferous forest and chaparral on ridge top. 2378 Comment
  SD232673  Arctostaphylos pungens Scott D. White, Justin M. Wood 2009-5-6 12684 Los Angeles San Gabriel Mountains: San Gabriel River - West Fork, large fill slope on the S side of Cogswell Reservoir. 242 Comment
  UCR238479  Arenaria macradenia var. macradenia Orlando Mistretta, Christine Mistretta 2008-5-2 2605 Los Angeles Transverse Ranges; Liebre Mountains, Southern California Edison transmission line tower (Segment 5, structure 29 per TRTP Survey 2008), in the vicinity of Ritter Ridge 1021 Comment
  RSA434293  Argemone munita N. R. Zabriskie, John Arozena, Miriam Arozena 1971-4-26 408 Los Angeles Loomis Ranch west of Chilao, San Gabriel Mtns. 1296 Comment
  CAS-BOT-BC146299  Aristida ternipes var. gentilis George B. Grant 1904-3-1 66 Los Angeles Altadena. Comment
  IRVC8955  Artemisia californica P. W. Rundel 1965-2-6 1515 Los Angeles Palmer Canyon; just north of Padua Hills, west slope. San Gabriel Mountains 610 Comment
  RSA719503  Artemisia californica Gary Kovnat, Bill Krauss 2006-9-12 56 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  CAS-BOT-BC90353  Artemisia douglasiana Timothy S. Ross; Steve Boyd 1994-9-20 8261 Los Angeles Lower Spunky Canyon: this stretch draining SSE, exiting into Bouquet Reservoir. Green Valley 7.5' USGS Quadrangle 934 Comment
  RSA0039390  Artemisia douglasiana R. G. Swinney 2009-11-16 11642 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  RSA180087  Artemisia nesiotica Peter H. Raven 1962-4-10 17190 A Los Angeles Above Wilson Cove. San Clemente Island. 107 Comment
  SEINET3398531  Artemisia nesiotica E. D. McArthur 2006-1 3090 Los Angeles San Clemente Island Comment
  SEINET222744  Artemisia pycnocephala Leila M. Shultz 1981-4-19 4979 Los Angeles Rancho Santa Ana Botanic Garden Comment
  RSA48852  Artemisia tridentata subsp. parishii J. C. Roos 1949-11-24 4699 Los Angeles 8 or 9 miles W of Lancaster. 732 Comment
  RSA596007  Artemisia tridentata subsp. parishii Timothy S. Ross, J. Mark Porter 1995-5-4 8434 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  CAS-BOT-BC97330  Artemisia tridentata subsp. tridentata Ernest Braunton 1903-10-1 907 Los Angeles Glendale to Burbank Comment
  UCR210513  Arundo donax R. G. Swinney 2008-11-30 9886 Los Angeles San Gabriel Mtns., Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy 165 Comment
  RSA706431  Asclepias californica LeRoy Gross 2005-6-23 2373 Los Angeles Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. 1642 Comment
  SD82923  Asclepias californica R. F. Thorne, M. Z. Thorne 1969-7-10 38376 Los Angeles San Gabriel Mountains; Angeles National Forest, north of Jackson Lake. 1860 Comment
  UC450780  Asclepias eriocarpa F. A. MacFadden June 1931 2954 Los Angeles Tuna Canyon Verdugo Hills Comment
  UCR17976  Asclepias eriocarpa Dr. H. de Forest 1931-1 s.n. Los Angeles Western Transverse Range, 'Los Padres' [Angeles] National Forest, Ridge Route Comment
  UCR150551  Asclepias fascicularis R. G. Swinney 1999-6-21 7355 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  LA94114  Aspidotis californica Lawrence L. Kiefer; 1966-3-20 1750 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 0.5 mi below Fernwood. 213 Comment
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Sep 26 2014
  RSA584322  Aspidotis californica T. S. Ross 1992-5-24 6409 Los Angeles Brown's Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam 464 Comment
  CAS-BOT-BC180496  Astragalus brauntonii S. B. Parish 1908-1-1 s.n. Los Angeles Santa Monica Hills Comment
  UCR126757  Astragalus didymocarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26134 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
  RSA188080  Astragalus didymocarpus var. didymocarpus R. F. Thorne 1966-4-30 36357 Los Angeles Santa Catalina Island; Grassy slope above Gallagher's Canyon 427 Comment
  RSA596364  Astragalus gambelianus R. G. Swinney 1969-5-10 454 Los Angeles in and near city of Glendora. 0.5 mi N of Sierra Madre Ave., N of Highcrest Ave. 366 Comment
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Apr 25 2010
  UC81399  Astragalus lentiginosus var. fremontii Dr. A. Davidson Los Angeles Antelope Valley Comment
  CAS-BOT-BC187484  Astragalus leucolobus Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  UCR186571  Astragalus purshii var. tinctus A. C. Sanders 2006-4-25 32195 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  CAS-BOT-BC193028  Astragalus purshii var. tinctus Paul F. Covel 1938-4-19 1307 Los Angeles Hgwy just east Gorman Comment
  UCR50685  Astragalus trichopodus subsp. leucopsis Lyman Benson, Joseph Lanjoiw, Robert Benson 1953-5-2 15111 Los Angeles Channel Islands, Santa Catalina Island, White's Landing. 15 Comment
  CAS-BOT-BC194004  Astragalus trichopodus var. lonchus L. R. Abrams; I. L. Wiggins 1931-7-4 336 Los Angeles White's Landing, Santa Catalina Island Comment
  UC454085  Astragalus trichopodus var. lonchus I. J. Condit 1908-6-27 Los Angeles Catalina Comment
  LA105538  Astragalus trichopodus var. phoxus Barry A. Prigge; 1989-5-13 8747 Los Angeles Santa Suzana Mountains, Blind Canyon, slope of canyon, ca 1.7 mi NW of the junction of Simi Valley Fwy and Topanga Blvd, N of Chatsworth. 457 Comment
  RSA594740  Astragalus trichopodus var. phoxus T. S. Ross 1995-4-7 8348 Los Angeles Old Ridge Route: 3.95 miles N of its junction with Lake Hughes Road, W of Castaic Lake on ridge dividing Marple Canyon from Grasshopper Canyon. 619 Comment
  UC2042129  Astragalus trichopodus var. phoxus Orlando Mistretta, Mike Hammit 1991-4-15 s. n. Los Angeles Transverse Ranges; Liebre Mountains region: San Francisquito Canyon. Comment
  CAS-BOT-BC200838  Astragalus trichopodus var. trichopodus R. L. Pendleton 1909-7-2 1369 Los Angeles Road east of Avalon, Santa Catalina Island 9 Comment
  UC1601731  Atriplex unknown 1905-1-30 Los Angeles Pico Hts. Comment
  UC1234796  Atriplex argentea var. mohavensis Peter H. Raven 1962-7-11 17998 Los Angeles just s old airstrip (San Clemente Island); San Clemente Island Comment
  POM155636  Atriplex californica M. B. Dunkle 1928-4-9 1816 Los Angeles Emerald Bay, Santa Catalina Island. 6 Comment
  RSA599744  Atriplex canescens subsp. canescens L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Kentucky Springs. 1082 Comment
  SBBG65415  Atriplex canescens var. canescens R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UC729548  Atriplex confertifolia Carl B. Wolf 1932-9-15 4085 Los Angeles 2 blocks w of center of town Lancaster (Antelope Valley, Mojave Desert); Mojave Desert, Antelope Valley, Lancaster 718 Comment
  UCR277106  Atriplex confertifolia R. G. Swinney 2011-4-19 14423 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-BC170113  Atriplex lentiformis W. R. Dudley 1899-7-1 s.n. Los Angeles Santa Monica near the beach. Comment
  SEINET3156331  Atriplex leucophylla S. B. Parish Los Angeles Ballona; sea coast Comment
  CAS-BOT-BC180939  Atriplex nummularia Edith Purer 1934-8-3 5908 Los Angeles Playa del Rey Comment
  SBBG105331  Atriplex pacifica H. L. Ferguson 1981-4-10 221 Los Angeles just S of Eel Pt on first exposed terrace 3 Comment
  UCR103758  Atriplex parryi David Charlton 1989-5-25 3196 C Los Angeles W Mojave Desert, NW edge of Lancaster, between Ave. G and H on 30th St. West 701 Comment
  SBBG72566  Atriplex polycarpa R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  UCR18898  Atriplex polycarpa Alfred R. Roos 1948-9-15 s.n. Los Angeles Transverse Range/Mojave Desert, Mint Canyon, south of Palmdale Comment
  UCR124032  Atriplex serenana var. serenana A. C. Sanders, Mark A. Elvin 2002-8-28 25598 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park 360 Comment
  RSA709463  Atriplex suberecta A. C. Sanders 2005-5-5 29902 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, Cruzan Mesa along dirt road near gate at NE end. 655 Comment
  RSA478350  Atriplex subspicata M. B. Dunkle 1930-7-23 2440 Los Angeles Little Harbor, Santa Catalina Island. Comment
  UCR161205  Atriplex torreyi T. B. Salvato, Melissa Clemons 2005-9-27 1231 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  UC1234641  Atriplex watsonii Peter H. Raven 1962-4-11 17255 Los Angeles on sandy beach due w Wall 2, San Clemente Island (San Clemente Island); San Clemente Island 9 Comment
  RSA591401  Avena barbata L. C. Wheeler 1934-4-2 2499 Los Angeles Puddingstone Dam, San Jose Hills. 305 Comment
  RSA593770  Avena barbata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8561 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
  RSA654211  Avena barbata Fred Brooks, P. Sobkowiak 1988-4-23 17 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  UCD56387  Avena fatua Geoffrey Levin 1974-4-27 44 Los Angeles San Gabriel Mts. San Antonio Canyon below San Antonio Canyon Dam. Santa Ana River. Pacific Slope. 579 Comment
  UCR126873  Avena fatua A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26142 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
  POM350330  Baccharis emoryi Anstruther Davidson 1893-5-28 2013 Los Angeles Long Beach Comment
  RSA0042316  Baccharis glutinosa Benjamin E Carter, John R. Clark, Elizabeth Baniaga 2012-7-24 6898 Los Angeles Channel Islands: Santa Catalina Island. Toyon Bay. Upper border of developed area with buildings. 24 Comment
  POM350393  Baccharis pilularis M. B. Dunkle 1928-11-25 2033 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  CHSC99216  Baccharis salicifolia John C. Dittes; Rudolph A. Dittes 2006-10-30 1419 Los Angeles South Coast Subregion; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of Victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. Undesignated Section of El Encino Land Grant. 207 Comment
  HSC24843  Baccharis salicifolia James Henrickson 1972-3-17 7179 Los Angeles 5 road miles along Angeles Crest Hwy. 5, NE of La Canada in San Gabriel Mtns. 823 Comment
  RSA279134  Baccharis salicifolia R. F. Thorne, D. Propst, Mark Hoefs 1974-9-12 45104 Los Angeles Santa Catalina Island. Cottonwood Canyon below Rancho Escondido. 107 Comment
  UCR115988  Baccharis salicifolia A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23283 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  CAS-BOT-BC99898  Baileya multiradiata Sherwin Carlquist 1952-8-21 323 Los Angeles Huntington Drive at West Drive, San Marino Comment
  CAS-BOT-BC100024  Balsamorhiza deltoidea Le Roy Abrams; E. A. McGregor 1908-6-20 356 Los Angeles Liebre Mountain 1371 Comment
  UC893831  Balsamorhiza deltoidea I. W. Clokey, C. B. Clokey and B. C. Templeton 1930-5-13 4628 Los Angeles Boquet Canyon Bouquet Canyon 335 Comment
  CAS-BOT-BC16442  Barbarea orthoceras A. J. McClatchie 1896-7-4 1163 Los Angeles Smith Mountain. 1524 Comment
  RSA435911  Berberis nevinii Luellapearl Hammer 1929-04 s.n. Los Angeles Sandy slope, Arroyo Seco Comment
  SEINET6078263  Berberis nevinii Mark Elvin, Wall, M. 1997-1 Los Angeles Comment
  CAS-BOT-BC75812  Berberis pinnata Fordyce Grinnell 1904-7-4 18 Los Angeles Switzers Trail Arroyo Seco Canon [Canyon], Sierra Madre Mountains. Comment
  SFV1328  Berberis pinnata M. L. Vincent 1962-4-6 160 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 2 miles west of New Topanga Road. Rocky hillside. Comment
  RSA0048531  Berberis thunbergii var. atropurpurea Jack Pepper 1953-5-22 s.n. Los Angeles Woodland Hills. Comment
  UCR126597  Beta vulgaris A. C. Sanders, Mark Elvin 2003-8-7 27158 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  UC53909  Bidens laevis Ernest Braunton Sep 1902 665 Los Angeles L. A. River Comment
  OBI2624  Bituminaria bituminosa Wesley O. Griesel 1962-5-28 620 Los Angeles Fire rd W of lower Millard Cyn; San Gabriel Mts 610 Comment
  UCD139093  Bloomeria crocea B. Pitzer 1996-5-5 2849 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill. 408 Comment
  POM123052  Bloomeria crocea var. crocea Marcus E. Jones 1882-5-1 s.n. Los Angeles Los Angeles. Comment
  RSA367307  Bloomeria crocea var. crocea D. A. Young 1969-5-25 P 489 Los Angeles 100 ft. off the right side of Diamond Bar Blvd. Diamond Bar 274 Comment
  CAS-BOT-BC16084  Boechera californica R. C. Foster 1937-4-3 149 Los Angeles Mouth of Evey Canyon, foothills of San Gabriel Mountains, northeast of Claremont. Comment
  CAS-BOT-BC14582  Boechera pulchra Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster. Comment
  CAS-BOT-BC25974  Boechera xylopoda Timothy S. Ross 1991-4-27 4654 Los Angeles Mojave Desert. Fort Tejon Road, 0.1 mile west of its junction with highway 138 (and hiking +- S to SSW). 1203 Comment
  UC213312  Bothriochloa barbinodis I. M. Johnston 1917-11-30 1800 Los Angeles San Antonio Mountains, mouth of Live Oak Canyon Live Oak Canyon; San Antonio Mountains, Live Oak Canyon 457 Comment
  UCR177310  Bougainvillea glabra LeRoy Gross, Michael Denslow, B. Hogshead, Sarah Swartzentruber 2003-6-17 1033 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, west side of Brand Canyon just a short distance above the cemetery 307 Comment
  IRVC26317  Bowlesia incana A. C. Sanders, Andy Thompson 2003-4-15 25995 Los Angeles Newhall Ranch, ca. 1000 ft. south of Magic Mountain theme park NE end of Santa Susana Mtns. 396 Comment
  SFV22121  Bowlesia incana V. Soza, L. Gross, B. Hogshead 2001-4-26 1183 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, near junction of Green Verdugo Fire Road from 210 Freeway and road to Green Verdugo Reservoir. North-northwest-facing, shady, moist slope. 473 Comment
  UC1971141  Bowlesia incana Louis C. Wheeler 1969-5-4 Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. Comment
  SBBG112930  Brassica geniculata S. A. Junak with M. L. Hoefs, K. Kirkland 1997-11-14 SCa 478 Los Angeles upper edge of camp at Emerald Bay, just N of Main Rd 18 Comment
  UCR178379  Brassica geniculata LeRoy Gross 2003-3-9 785 Los Angeles Transverse Ranges: San Rafael hills, (Verdugo Mountains Flora), Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south 357 Comment
  UCR259547  Brassica geniculata R. G. Swinney 2010-9-7 13695 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  CAS-BOT-BC30313  Brassica nigra Peter H. Raven; Henry J. Thompson 1959-6-4 14347 Los Angeles Santa Monica Mountains. Point Dume. 15 Comment
  RSA0084241  Brassica nigra Diane Elliott 1985-5-17 40 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  RSA0084247  Brassica nigra L. C. Wheeler 1967-5-9 9396 Los Angeles North fork, Dark Canyon, off Arroyo Seco at Angeles Crest Highway. 853 Comment
  UCSB7095  Brassica rapa Gill, Robert 1959-3-4 Los Angeles Garey Ave. and Santa Fe railroad tracks, Pomona; Pacific Slope Drainage Area; 335 Comment
  RSA781424  Brassica tournefortii Erika Gardner, LeRoy Gross, Nancy Hamlett 2012-3-8 3 Los Angeles City of Claremont, Bernard Field Station, at the south entrance gate. Found on the south side of the fence near Foothill Blvd and along the southwest border of the station along Dartmouth Ave. 398 Comment
  POM351108  Brickellia californica F. R. Fosberg 1931-7-11 7201 Los Angeles Ridge Route nr Liebre summit. 335 Comment
  RSA0062665  Brickellia californica M. Ward, Shirley W. Campbell 1970-10-15 109 Los Angeles Lower Arroyo Seco, southeastern Pasadena. Comment
  LA31690  Brickellia nevinii Peter H. Raven; 1959-10-25 14703 Los Angeles Santa Monica Mountains, Encinal Canyon, Mulholland Hwy, 4.4 mi NE of Pacific Coast Hwy 243 Comment
  RSA535877  Brickellia nevinii Timothy S. Ross 1991-9-1 5885 Los Angeles Near Mulhulland Highway X Yerba Buena Road. 564 Comment
  UC1584038  Brickellia nevinii Tim Ross and Orlando Mistretta 1990-10-24 3294 Los Angeles 0.6 mi e of, along Upper Monroe Road San Gabriel Reservoir (sw-facing rocky slope between Venedo and Minero Canyons, San Gabriel Mountains); San Gabriel Mountains 745 Comment
  UCR183988  Bromus arenarius A. C. Sanders 2007-4-19 33423 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA585669  Bromus carinatus var. carinatus Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3345 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  UC1109348  Bromus carinatus var. carinatus Peter H. Raven 1962-4-9 17169 Los Angeles above Wilson Cove (San Clemente Island); San Clemente Island 60 Comment
  CAS-BOT-BC148918  Bromus carinatus var. marginatus Timothy S. Ross; Steve Boyd 1994-5-24 7857 Los Angeles Liebre Mountains. Northeast summit of Grass Mountain. North slopes draining toward Elizabeth Lake. South slopes toward Green Valley. 1389 Comment
  RSA723221  Bromus catharticus LeRoy Gross 2007-5-2 2664 Los Angeles Southern part of the range; Stough Canyon just below the nature center. Near 427 Comment
  SD129161  Bromus catharticus A. C. Sanders 1986-7-30 6829 Los Angeles El Segundo Dunes, W of LA Airport and Pershing Dr., E of Vista Del Mar Blvd. 29 Comment
  UCD58407  Bromus catharticus Daryl Koutnik 1978-4-28 s.n. Los Angeles 6922 Hesperia Avenue, Reseda. 213 Comment
  SBBG113095  Bromus catharticus var. catharticus S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 367 Los Angeles Skull Cyn, ca. 0.4 rd mi from intersection with Middle Ranch Cyn Rd 228 Comment
  LA103551  Bromus diandrus Barry A. Prigge; 1986-3-29 sn Los Angeles San Gabriel Mountains, S of Canyon Country at Golden Valley X Antelope Valley freeway (State Highway 14) 457 Comment
  LA98897  Bromus diandrus E. R. Hobbs; 1979-5-6 79- 69 Los Angeles Placerita Canyon State and County Park Comment
  RSA187997  Bromus diandrus R. F. Thorne, Percy C. Everett 1965-6-23 34944 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. Comment
  RSA592440  Bromus diandrus L. C. Wheeler 1967-5-13 9524 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Ward's Grove. 259 Comment
  SD31218  Bromus diandrus Edith A. Purer 1931-4-3 1767 Los Angeles Palos Verdes Hills on hillsides Comment
Read comments
Jul 11 2010
  CAS-BOT-BC155588  Bromus grandis G. B. Grant 1902-5-10 s.n. Los Angeles Arcadia. Comment
  RSA732910  Bromus hallii R. G. Swinney 1997-6-25 5630 Los Angeles San Gabrial Mtns.: west of Wrightwood, ca. 0.25 mi. east of Hwy 2, ca. 300 m N of Guffy Rd. (3N06) 2317 Comment
  LA13776  Bromus hordeaceus A. M. Johnson; 1932-4-8 3939 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  RSA594998  Bromus hordeaceus Mark Hoefs, R. F. Thorne 1992-4-1 1734 Los Angeles Santa Catalina Island: past isthmus, just before Emerald Bay. 15 Comment
  UCD58706  Bromus hordeaceus Geoffrey Levin 1975-5-25 653 Los Angeles Blanchard Park. Pomona College. Claremont. 335 Comment
  UCR186782  Bromus hordeaceus Gary Kovnat, LeRoy Gross 2003-2-16 31 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone 683 Comment
  RSA534156  Bromus hordeaceus subsp. molliformis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5053 Los Angeles San Clemente Island: flats SE of air terminal (New airfield, N end of island). 64 Comment
  RSA0022522  Bromus madritensis subsp. madritensis Duncan S. Bell, Caitlin Elam 2013-6-24 5246 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  SD230133  Bromus madritensis subsp. madritensis Louis C. Wheeler 1973-6-8 Los Angeles Los Angeles: SE of Alemeda St. & San Diego (405) Fwy, between Sepulveda Blvd. & 233 rd St. (L. A. Harbor Dept. , Classification Yard, E. of Dominguez Flood Control Channel). Comment
  UC185562  Bromus madritensis subsp. rubens T. S. Brandegee 1890-5-15 Los Angeles Santa Catalina Island Comment
  LA82514  Bromus madritensis subsp. rubens O. H. Kappler; 1943-4-28 382 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA0073608  Bromus rubens R. G. Swinney 2010-4-23 12332 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  UCR213971  Bromus rubens Dave Silverman, Cindy Hopkins 2007-4-24 6741 Los Angeles Tejon Ranch, 1.8 km ESE of National Cement plant, 1.0 km W of Oso Pump Plant-CA Aqueduct, and 290 m S of the county line 976 Comment
  RSA161091  Bromus sterilis P. H. Raven 1962-5-20 17780 Los Angeles Santa Catalina Island: Farnsworth Loop on summit road 244 Comment
  SD227694  Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mts, just W of San Gabriel MSts. Sunshine Canyon(name not shown on topo); W of San Fernando Rd. and I-5 Fwy, just SW of interchange w/SR 14 Fwy. Shine Canyon Landfill property, site proposed for landfill expansion 456 Comment
  UCR184222  Bromus tectorum A. C. Sanders 2007-4-19 33442 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  UCR50722  Bromus tectorum L. F. LaPre 1988-5-13 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi (airline) west of Lancaster in the San Andreas Rift. 1037 Comment
  CATA3189  Caesalpinia spinosa Julia Parish, Margie Pfeffer 2016-8-23 007 Los Angeles Santa Catalina Island: Near end of Bombing Range Rd., about 90 meters due east of road, s-facing hillside 152 Comment
  POM123119  Calandrinia ciliata Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  RSA752799  Calandrinia ciliata R. F. Thorne 1980-4-25 54125 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  UC557725  Calandrinia ciliata Nell Murbarger March, 1936 106 Los Angeles mesa top and upper slopes of e side of island San Clemente Island Comment
  RSA0035043  Calandrinia ciliata var. menziesii Elwood Fordham 1951-3-15 s.n. Los Angeles Topanga. 304 Comment
  POM1724  Calochortus albus R. D. Williams 1901-5-3 14 Los Angeles Claremont, Palmer's Canyon. Comment
  CAS-BOT-BC132282  Calochortus catalinae Marcus E. Jones 1882-5-1 3212 Los Angeles Los Angeles Comment
  RSA3519  Calochortus catalinae Carl B. Wolf 1932-5-9 3462 Los Angeles Santa Catalina Island; junction of Skyline Drive and Pebbly Beach road. 30 Comment
  SD39100  Calochortus catalinae Edith A. Purer 1935-5-11 6558 Los Angeles Malibou Road, Santa Monica Mountains. Comment
  UC56965  Calochortus catalinae H. M. Hall 1902-5-11 3263 Los Angeles Sierra Santa Monica Comment
  UCD139491  Calochortus catalinae Louis C. Wheeler 1934-4-6 2507 Los Angeles near mouth of San Dimas Canyon, San Gabriel Mountains. 441 Comment
  UCR12185  Calochortus catalinae Art Whistler 1966-5-17 s.n. Los Angeles San Fernando Valley, Canoga Park, near the junction of Valley Circle Drive and Roscoe Street, West of Cohasset Street Comment
  SBBG57679  Calochortus clavatus R. Hoffmann 1929-4-26 Los Angeles 5 mi W of Castaic Comment
  RSA680200  Calochortus invenustus Valerie Soza, Sarah J. De Groot 2003-6-11 1655 Los Angeles San Gabriel Mountains: Praire Fork, southeast of Cabin Flat. 1799 Comment
  RSA68349  Calochortus invenustus Verne Grant, Alva Grant 1951-6-11 16036 Los Angeles Hwy 2, Charlton Flats, San Gabriel Mountains 1677 Comment
  RSA377424  Calochortus plummerae Geo L. Moxley, Grinnell 1916-6-15 478 Los Angeles Hills north of Chatsworth. 366 Comment
  RSA584591  Calochortus plummerae Timothy S. Ross, Walter Appleby 1993-6-7 7372 Los Angeles W end of the San Gabriel Mountains:N near mouth of Wilson Canyon ca 1 mi leN of Olive View Hospital and 0.6 mile NW of the Wilson Debris Basin. 219 Comment
  UCR124385  Calochortus plummerae I. W. Clokey, B. C. Templeton 1929-1 4579 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  SBBG69690  Calyptridium monandrum R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  SD230272  Calyptridium monospermum V. W. Steinmann 1996-6-17 916 Los Angeles San Gabriel Mountains: 1 km (by air) southwest of Mt. San Antonio, along Baldy Trail. 2850 Comment
  SEINET10870101  Calystegia macrostegia Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4806 Los Angeles Santa Catalina Island; Catalina Conservancy Land, lower Cape Canyon Reservoir. Along Cape Canyon Trail (Road), .4 miles from junction to Airport Road. 8 miles northwest of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 500 Comment
  UC1594401  Calystegia macrostegia subsp. amplissima Tim Ross 1992-4-14 6178 Los Angeles central e side San Clemente Island (stabilized rocky slop ca 230m distant from where Nanny Canyon drainage meets sea); central e side San Clemente Island, <nr> Nanny Canyon 74 Comment
  UCR86714  Calystegia macrostegia subsp. amplissima T. S. Ross 1992-4-14 6178 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  SBBG98608  Calystegia macrostegia subsp. intermedia T. Ross 1991-4-8 4466 Los Angeles Elephant Hill, western Pomona 228 Comment
  UCR150005  Calystegia malacophylla Scott D. White 2004-5-5 10289 Los Angeles Transverse Range; Liebre Mountains, Bald Mountain area, west of Old Ridge Route 1341 Comment
  RSA75397  Camissonia boothii subsp. decorticans F. W. Peirson 1928-6-2 7949 Los Angeles San Gabriel Mountains, wash in Rock Creek. 1372 Comment
  RSA454719  Camissonia campestris subsp. campestris Robert M. Perkins 1937-4-23 360 Los Angeles Antelope Valley, Mojave Desert, 2 miles S of Lancaster, semi-desert. Comment
  RSA567170  Camissonia campestris subsp. campestris Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3908 Los Angeles Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. 1488 Comment
  RSA454026  Camissonia cheiranthifolia subsp. suffruticosa Edwin Kline 1926-6-29 s.n. Los Angeles Redondo Beach, near Los Angeles. Comment
  RSA454044  Camissonia cheiranthifolia subsp. suffruticosa Robert Gustafson 1980-7-9 1805 Los Angeles Ballona Wetlands, Area 3. Confined to a narrow strip of coastal strand near the jct. of Lincoln Blvd. and the Ballona Channel in area 3; also on coastal strand along the western boundary area 1. Comment
  POM179186  Camissonia guadalupensis subsp. clementina Blanche Trask 1903-06 164 Los Angeles San Clemente Island. Comment
  RSA0095248  Camissonia hirtella R. G. Swinney 2011-6-20 15224 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1567 Comment
  POM49723  Camissonia micrantha L. R. Abrams 1901-4-6 1390 Los Angeles Big Tujunga Wash Comment
  RSA0035999  Camissonia micrantha R. G. Swinney 2010-3-11 11869 Los Angeles Flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash. 348 Comment
  SEINET2054747  Camissonia pusilla C. J. Helmkamp, E. A. Helmkamp 1998-5-21 4041 Los Angeles Western Mojave Desert; Junction of Munz Ranch Rd and Lake Elizabeth Rd N of Lake Elizabeth. 1097 Comment
  RSA599274  Camissonia strigulosa Steve Boyd, Lauren Raz 1997-3-31 9448 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  POM3182  Camissonia strigulosa H. M. Hall 1902-5-1 3051 Los Angeles Vicinity of Elizabeth Lake 838 Comment
  SBBG17797  Camissoniopsis cheiranthifolia P. H. Raven 1962-7-10 17958 Los Angeles near NW end of island Comment
  CAS-BOT-BC160249  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Peter H. Raven 1962-7-10 17958 Los Angeles Near northwest end of island. San Clemente Island Comment
  UC494419  Camissoniopsis cheiranthifolia subsp. suffruticosa Philip A. Munz 1932-8-31 12815 Los Angeles on back beach Playa del Rey Comment
  SBBG61443  Camissoniopsis hirtella R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  UC447177  Camissoniopsis hirtella J. Ewan 1931-3-21 4068 Los Angeles 1/4 mi below summit Saddle Peak; Santa Monica Mts. 731 Comment
  UCR276797  Camissoniopsis micrantha R. G. Swinney 2011-3-29 14242 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  UC311254  Camissoniopsis pallida subsp. pallida Philip A. Munz 1926-4-4 10013 Los Angeles two mi n Saugus Comment
  CAS-BOT-BC37464  Cardamine californica Wesley O. Griesel 1962-2-22 s.n. Los Angeles Near Cornell Post Office. Santa Monica Mountains. 304 Comment
  RSA149779  Cardamine californica var. integrifolia Wesley O. Griesel 1962-2-22 s.n. Los Angeles Near Cornell Post Office, Santa Monica Mts 305 Comment
  RSA0116205  Cardamine flexuosa A. R. Roos 1958-6-12 s.n Los Angeles Evans & Revves nursery, Bentwood, West L.A. Comment
  UC53945  Cardionema ramosissimum Ernest Braunton 1902-5-25 347 Los Angeles Redondo Comment
  SEINET13276807 Image available Carduus pycnocephalus R. G. Swinney 2011-1 14489 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  CAS-BOT-BC17675  Carex alma Fay A. Mac Fadden 1933-6-1 11008 Los Angeles La Tuna Canyon, beyond Belmont Country Club. Comment
  RSA630258  Carex alma Scott D. White, David E. Bramlet 1998-8-11 7035 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UCR203604  Carex alma R. G. Swinney 2005-7-21 8337 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
  SEINET7549359 Image available Carex alma Orlando Mistretta 1995-4-11 1619 Los Angeles San Gabriel Mountains, Santiago Canyon, Canyon and slopes draining W. slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. Pacifico Mtn. 7.5' USGS topographic quadrangle. 1097 Comment
  UCR150856  Carex athrostachya R. G. Swinney 1999-8-16 7664 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  RSA230702  Carex douglasii Robert F. Thorne 1969-7-9 38548 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station 2134 Comment
  RSA610539  Carex globosa L. C. Wheeler 1968-8-22 s.n. Los Angeles San Gabriel Mountains: East Fork Big Santa Anita Canyon at Upper Clamshell Truck Trail. 1432 Comment
  SEINET3904188  Carex multicaulis Orlando Mistretta, Christine Mistretta 2008-4-29 2552 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, Impact area 10 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. UTM ZONE 11S.; 0 1246 Comment
  SEINET7569424 Image available Carex nudata Andrew L. Hipp 1999-5-16 202 Los Angeles Westwood Village, Malibu Creek State Park, along Malibu Creek below Century Lake. 488 Comment
  UCR209961  Carex praegracilis R. G. Swinney 2008-7-15 9239 Los Angeles San Gabriel Mtns., Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  UC56690  Carex schottii Ernest Braunton 1903-1-20 798 Los Angeles Oak Knoll Comment
  SEINET7574462 Image available Carex schottii Robert F. Thorne 1969-7-2 38346 Los Angeles San Gabriel Mts, Angeles National Forest, meadow at Big Pines. 2088 Comment
  RSA719931  Carex spissa R. G. Swinney 1997-10-18 5884 Los Angeles Harrow Canyon above Gelndora c. 0.25 mi. N of Harrow Canyon Debris Basin 488 Comment
  UCR278358  Carex spissa Peter F. Zika, Nick Otting 2010-8-7 25306 Los Angeles South Coast, base of San Gabriel Canyon, east side of Route 39 250 Comment
  RSA729428  Carex subfusca R. G. Swinney 1998-7-14 6427 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  UC905020  Carex subfusca John Thomas Howell 1947-7-18 23431 Los Angeles Big Pines San Gabriel Mts. 2103 Comment
  RSA177855  Castilleja affinis Robert F. Thorne, Percy C. Everett 1965-5-11 34659 Los Angeles Santa Catalina Island, along road from Rancho Escondido to Little Harbor. 122 Comment
  UCR124623  Castilleja affinis I. W. Clokey, B. C. Templeton 1929-1 4427 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  POM4348  Castilleja affinis Manila Seaver s.n. Los Angeles San Jose Hills, Pomona. Comment
  RSA191118  Castilleja applegatei subsp. martinii Robert F. Thorne, M. Z. Thorne 1967-6-25 37102 Los Angeles upper portion of Evey Canyon 884 Comment
  JEPS24220  Castilleja exserta subsp. exserta Peter H. Raven 1959-4-4 13970 Los Angeles just behind Point Dume; Santa Monica Mountains 15 Comment
  LA200859  Castilleja exserta subsp. exserta Unknown; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass Comment
  RSA611506  Castilleja exserta subsp. exserta Louis C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mountains: Spring Hill, San Antonio Canyon. 1220 Comment
  RSA0044703  Castilleja foliolosa Valerie L. Soza, Steve D. Boyd, Leland Lubinsky 2000-6-29 1046 Los Angeles Liebre Mountains: Knapp (Kelly) Ranch, Upper Cienega Canyon, off FS Road 7N22.1 976 Comment
  SD185310  Castilleja foliolosa Andy C. Sanders 2005-5-11 30173 Los Angeles Santa Clarita area, Plum Canyon along Plum Canyon Road. Between crest and vernalpool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 579 Comment
  SFV7336  Castilleja foliolosa T. Gordon, M. H. Grayum 1975-3-21 852 Los Angeles Santa Monica Mountains Along Mulholland Highway about 5 miles west of Malibu Canyon Road. 305 Comment
  POM184677  Castilleja gleasoni Joseph A. Ewan 1932-5-29 7220 Los Angeles San Gabriel Mtns., rock cliffs about ridge west of Mt. Gleason summit. 1829 Comment
  UCR204197  Castilleja grisea Mark A. Elvin, Orlando Mistretta 1996-3-24 133 Los Angeles Channel Islands, San Clemente Island, Eagle Canyon 373 Comment
  NY28966  Castilleja grisea P. H. Raven 1962-5-10 17735 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
  RSA448780  Castilleja minor subsp. spiralis Robin S. Collins 1973-5-28 325 Los Angeles Angeles National Forest, San Gabriel Mountains: R13W T3N, Trail Canyon 671 Comment
  LA209229  Castilleja plagiotoma Carl Epling; 1943-4-11 sn Los Angeles Little Rock Dam Road turnoff, near Palmdale Comment
  UCR119557  Castilleja plagiotoma L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mtns., Big Rock Creek, 0.75 mi north of Big Rock Springs 1159 Comment
  RSA774282  Castilleja pruinosa R. G. Swinney 2009-6-8 11084 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR184209  Caucalis microcarpa A. C. Sanders, T. B. Salvato 2007-4-24 33502 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  SBBG70254  Caulanthus cooperi R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UC857431  Caulanthus coulteri I. W. Clokey, B. Templeton 1930-4-8 4611 Los Angeles n Elizabeth Lake (Hillside); n of Elizabeth Lake 800 Comment
  SBBG72135  Caulanthus heterophyllus A. J. McClatchie 1903-3-18 Los Angeles near Pasadena (cf. var. pseudosimulans Buck, nom. illegit.) Comment
  SFV22146  Caulanthus heterophyllus V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 771 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Alongside trail along south-southwest-facing slope. 518 Comment
  CAS-BOT-BC47949  Ceanothus arboreus Robert F. Thorne 1970-3-5 39368 Los Angeles Santa Catalina Island: Cherry Valley 60 Comment
  RSA253136  Ceanothus arboreus Gary D. Wallace 1975-3-23 1406 Los Angeles Santa Catalina Island, at Black Jack Mine, along road, steep slope NNW slope of Black jack Mine 427 Comment
  RSA0073274  Ceanothus cordulatus Bonnie C. Templeton 1932-5-31 4847 Los Angeles Big Pines Camp, Angeles Natl. Park [Forest]. Comment
  CAS-BOT-BC48737  Ceanothus crassifolius John Thomas Howell 1928-2-11 3340 Los Angeles Haines Canyon, San Gabriel Mts. Comment
  JEPS42403  Ceanothus crassifolius Frank W. Peirson 1918-5-19 302 Los Angeles Millards Canyon San Gabriel Mountains Comment
  UCR205213  Ceanothus crassifolius R. G. Swinney 2008-3-26 8570 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  CAS-BOT-BC48877  Ceanothus cuneatus John Thomas Howell 1928-4-5 3719 Los Angeles near head of Bouquet Canyon, Liebre Mts. Comment
  IRVC29607  Ceanothus cuneatus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26198 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  LA41995  Ceanothus cuneatus Joseph Andorfer Ewan; 1932-5-29 7223 Los Angeles San Gabriel Mountains, Upper Arrastre Canyon 1371 Comment
  UC171089  Ceanothus cuneatus var. cuneatus A. D. Gifford 1935-2-7 427 Los Angeles Elizabeth Lake Canyon, 3 mi up from mouth 426 Comment
  CAS-BOT-BC50144  Ceanothus integerrimus H. E. McMinn 1926-7-22 1771 B Los Angeles Bear Canyon - about 1 mi from Eleven Oaks Camp - thence on trail to almost Bear Flat Comment
  UCR223795  Ceanothus integerrimus R. G. Swinney 2009-8-25 11476 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  CAS-BOT-BC50527  Ceanothus leucodermis A. D. E. Elmer 1902-6-1 3610 Los Angeles Acton, Mt. Gleason Comment
  HSC12328  Ceanothus leucodermis Wendell Wood 1970-6-24 42 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  LA44856  Ceanothus leucodermis O. A. Plunkett; 1926-3-6 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon Comment
  RSA0094924  Ceanothus leucodermis R. G. Swinney 2011-6-20 15228 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1567 Comment
  RSA774174  Ceanothus leucodermis R. G. Swinney 2009-7-22 11324 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  SBBG68459  Ceanothus leucodermis R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  UCR212838  Ceanothus leucodermis Ellen Mackey, Blake Whittington 2006-10-24 NFWF- 1816 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, San Gabriel River above Morris Dam, steep slope above reservoir at bridge 385 Comment
  CAS-BOT-BC83796  Ceanothus megacarpus D. O. Burge; S. Ratay 2007-3-25 814 b Los Angeles Santa Catalina Island 460 Comment
  UC870599  Ceanothus megacarpus var. megacarpus L. W. Nuttall 631 Los Angeles Santa Catalina Island Comment
  HSC34726  Ceanothus oliganthus R. E. Cooksey Apr 1974 175 Los Angeles Little Dalton Canyon, above Glendora 457 Comment
  SEINET12209936  Ceanothus oliganthus Unknown 1936-1 12658 Los Angeles Mt. Wilson Comment
  RSA398936  Ceanothus spinosus T. S. Clare 1929-3-10 s.n. Los Angeles Topango [Topanga] canyon. 488 Comment
  SEINET11242823  Ceanothus spinosus I. W. Clokey, B. C. Templeton s.n. Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  UCR48952  Cenchrus echinatus A. C. Sanders 1987-10-13 7425 Los Angeles Southern coast, El Segundo Dunes west of Los Angeles International Airport and Peshing Drive 38 Comment
  LA31698  Centaurea melitensis Henry J. Thompson; 1959-5-24 1991 Los Angeles Santa Monica Mountains, Tuna Canyon, 0.7 mi N of Coast Hwy 91 Comment
  LA31700  Centaurea melitensis Peter H. Raven; Henry J. Thompson 1959-6-4 14323 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA611585  Centaurium exaltatum Louis C. Wheeler 1946-9-8 6356 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 mile west of Bear Creek. 518 Comment
  UCR210252  Centaurium exaltatum R. G. Swinney 2008-9-9 9440 Los Angeles San Gabriel Mtns., Big Rock Wash, 0.3 mi. north of junction of with Pallett Creek Rd. and Valyermo Rd. 1070 Comment
  POM306309  Centaurium venustum Henry J. Ramsey 1937-6-6 1387 Los Angeles North Craig Ave, Altadena. Comment
  NY43148  Centranthus ruber J. B. Walker 1995-4-8 1418 Los Angeles Santa Catalina Island, 1km S of Avalon 5 Comment
  UCR205861  Centrostegia thurberi R. G. Swinney 2008-5-8 8803 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
  RSA65893  Centrostegia thurberi F. W. Peirson 1922-7-7 3172 Los Angeles Sheep Creek. North base of San Gabriel Mountains. 1448 Comment
  POM279718  Centrostegia thurberi var. thurberi Victor Duran 1933-5-23 3417 Los Angeles near Lancaster Comment
  CATA1559  Cerastium glomeratum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-4 2826 Los Angeles Santa Catalina Island: Hillside above New York Harbor 54 Comment
  POM156313  Cercocarpus betuloides L. R. Abrams 1903-3-11 3116 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  UCR241710  Cercocarpus betuloides Dan S. Cooper 2012-8-31 812- 81 Los Angeles Western Transverse Range; Santa Monica Mountains, Encinal Canyon Rd. near Malibu Country Club 537 Comment
  POM148447  Cercocarpus betuloides var. betuloides J. B. Feudge 1924-6-10 838 Los Angeles Swartout Valley, San Gabriel Mts. 1753 Comment
  RSA702248  Cercocarpus betuloides var. betuloides Gary D. Wallace 1985-2-25 2166 Los Angeles Gold Hill. 259 Comment
  SFV20860  Cercocarpus betuloides var. betuloides L. Gross 2000-10-28 305 Los Angeles Verdugo Mountains Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon where Grandview Ave. and Mountain Street meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road). West-facing side of ridge above reservoir. 488 Comment
  UC750569  Cercocarpus betuloides var. betuloides Lewis S. Rose 1946-7-23 46243 Los Angeles above Hollywood (Mulholland Drive); Santa Monic Mountains, Mulholland Drive 365 Comment
  POM96076  Cercocarpus betuloides var. betuloides Philip A. Munz 1926-4-4 9999 Los Angeles Bouquet Canyon. 915 Comment
  CAS-BOT-BC137235  Cercocarpus betuloides var. blancheae Robert F. Thorne 1967-5-18 36874 Los Angeles Santa Catalina Island: in Wild Boar Gully 121 Comment
  CAS-BOT-BC137241  Cercocarpus betuloides var. blancheae Peter H. Raven 1962-5-21 17800 Los Angeles Santa Catalina Island: Bullrush Canyon, about opposite ranch in Middle Canyon 213 Comment
  RSA235230  Cercocarpus betuloides var. blancheae E. R. Blakley 1963-4-7 5534 Los Angeles Catalina Island. Farnsworth Spring NW of Avalon on the Island Rd. 366 Comment
  SJSU438  Cercocarpus betuloides var. blancheae A. W. Jacobs 1938-8-11 Los Angeles Summit Dr, Santa Catalina Island Comment
  CAS-BOT-BC143821  Cercocarpus ledifolius var. ledifolius Le Roy Abrams; E. A. McGregor 1908-7-3 616 Los Angeles North Baldy Mountain, San Gabriel Mountains 2438 Comment
  SEINET6042767  Cercocarpus montanus Unknown 1997-3-31 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Oct 27 2015
  HSC98402  Cercocarpus montanus var. glaber C. E. Fellows 1965-9-7 145 Los Angeles 8 mi. up Mt. Wilson Rd. past Red Box 1829 Comment
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Aug 27 2014
  CAS-BOT-BC279521  Chaenactis artemisiifolia Cecil Hart 1925-5-18 s.n. Los Angeles Pasadena Comment
  SBBG65655  Chaenactis artemisiifolia M. N. Ackley -Jun-1926 274 Los Angeles Glendale 243 Comment
  UC535375  Chaenactis artemisiifolia Ira W. Clokey, B. Templeton 1929-5-1 4489 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon Comment
  RSA0068254  Chaenactis glabriuscula var. glabriuscula R. G. Swinney 2010-3-22 12083 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  RSA595462  Chaenactis glabriuscula var. glabriuscula Timothy S. Ross, Victor W. Steinmann 1995-5-8 8555 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  UC63017  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1902-5-3 3108 Los Angeles San Francisquito Comment
  POM308945  Chaenactis glabriuscula var. glabriuscula Kay H. Beach 1943-4-22 646 Los Angeles Dalton Wash. San Dimas experimental Forest, U.S. Forest Dept. San Gabriel Mt. Range. Comment
  CAS-BOT-BC277515  Chaenactis glabriuscula var. lanosa Alice Eastwood 1906-5-27 235 Los Angeles Roscoe Comment
  RSA14210  Chaenactis glabriuscula var. lanosa C. B. Wolf 1926-4-3 196 Los Angeles 1/2 mile east of San Fernando Comment
  RSA0008382  Chaenactis glabriuscula var. orcuttiana Robert Gustafson 1980-7-9 1790 Los Angeles Ballona Wetlands, Area 1. Comment
  CAS-BOT-BC277822  Chaenactis santolinoides W. R. Dudley; F. H. Lamb 1896-6-9 4423 Los Angeles Liebre Mountains Comment
  RSA49617  Chaenactis santolinoides A. D. E. Elmer 1902-06 3802 Los Angeles Acton, Mt. Gleason. Comment
  RSA729664  Chaenactis santolinoides R. G. Swinney 1998-7-2 6254 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  CHSC95709  Chaenactis xantiana LeRoy Gross 2005-4-28 2171 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4N R12W, 11wS1, 6, NE1/4 of 1, NW1/4 of 6) Alt. 1235-1413m/4052-4635 ft. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  RSA702486  Chaenactis xantiana Scott D. White 2004-5-5 10301 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UCR16613  Chaenactis xantiana Maria de Los Angeles Matos 1967-5-7 s.n. Los Angeles Angeles National Forest east of Sandberg, 1 mile east of junction of Pine Canyon Road (also called L.A. Co. Road N2) and road to Sandberg 1159 Comment
  RSA596741  Chamaesyce albomarginata L. C. Wheeler 1966-10-23 9055 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  RSA638182  Chamaesyce melanadenia L. C. Wheeler 1969-3-9 s.n. Los Angeles San Gabriel Mountains: Ridge between mouth of Big & Little Dalton Canyon. 350 Comment
  UC303784  Chamaesyce melanadenia S. B. Parish 1919-4-19 19261 Los Angeles near San Dimas; Lone Hill Comment
  RSA432394  Chamaesyce melanadenia Freda Detmers 1931-11-11 s.n. Los Angeles Griffith Park. Comment
  RSA659128  Chamaesyce polycarpa LeRoy Gross 2001-4-1 376 Los Angeles Los Angeles Basin: Verdugo Mountains region: Northwest side: Low hill between La Tuna Canyon Road and Sunland Blvd. enter at dead end street at corner of Tuxford St. and Ledge Ave just north of La Tuna Canyon Road in city of Sun Valley,, just west of the mouth of McDonald Creek. 305 Comment
  RSA756892  Cheilanthes covillei Orlando Mistretta, Christine Mistretta 2008-4-7 2344 Los Angeles Along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge., (Segment 5, structure 48 per TRTP survey-2008) 1085 Comment
  POM17282  Cheilanthes newberryi Philip A. Munz 1923-5-1 7777 Los Angeles Puddingstone Canyon, San Dimas 244 Comment
  SBBG119394  Chenopodium album A. C. Sanders 2003-5-22 26808 Los Angeles boundary of Irwindale and Azusa, E of Irwindale Ave, S of Interstate 210 (which bisects pit) and N of Santa Fe Railroad, E of the San Gabriel River channel 171 Comment
  RSA423284  Chenopodium album Gertrude Dunn 1930-8-9 s.n. Los Angeles Whittier. Comment
  RSA596508  Chenopodium ambrosioides L. C. Wheeler 1966-11-23 9141 Los Angeles San Gabriel Mountains. West Fork San Gabriel Canyon. Comment
  CATA1651  Chenopodium berlandieri Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2937 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  RSA749118  Chenopodium berlandieri R. G. Swinney 2005-8-5 8387 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  UCR125262  Chenopodium berlandieri A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25538 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, at circular cement cattle trough on south side of valley 366 Comment
  UCR247283  Chenopodium berlandieri Dan S. Cooper 2013-8-8 813- 49 Los Angeles Griffith Park, edge of Los Angeles Zoo near Zoo Dr. and Crystal Springs Dr. 143 Comment
  SBBG127090  Chenopodium berlandieri var. zschackei A. Parikh, N. Gale 2011-6-30 3528 Los Angeles upper Big Tujunga Cyn, 2 km NW of Shortcut Station, 2 km N of St Hwy 2; San Gabriel Mtns 1210 Comment
  RSA478475  Chenopodium californicum George R. Johnstone 1930-4-7 s.n. Los Angeles San Francisquito Canon, public camp grounds. Comment
  RSA783628  Chenopodium californicum J. D. Olmsted 1959-3-30 329 Los Angeles Along fire road below first locked gate, Coval canyon- continuation of Mills above Baldy turn, Coval Canyon drainage 488 Comment
  UC1971324  Chenopodium desiccatum Louis C. Wheeler 1966-10-1 8935 Los Angeles SAN GABRIEL MOUNTAINS: Millie's Orchard, lower Colby Ranch. Coldwater Canyon. Comment
  RSA603814  Chenopodium leptophyllum Steve Boyd 1997-9-10 10030 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., Near 34 deg 43' 07.6''N 118 deg 40' 07.7''W. 1743 Comment
  SBBG83250  Chenopodium murale M. Daily 1986-4-7 SCa-t- 5 Los Angeles Bird Rock Comment
  RSA478541  Chenopodium murale E. A. Purer, Freda Detmers 1931-4-28 s.n. Los Angeles Redondo Beach. Comment
  RSA64785  Chenopodium murale F. W. Peirson 1923-4-9 3481 Los Angeles San Clemente Island: canyon near Lemon Tank at Middle ranch Comment
  SBBG98705  Chenopodium murale T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5306 Los Angeles ridge between the two forks of Near-Death Cyn (draining to Mosquito Cove), ca. 1000 ft NNE of Rest (1336') marker 396 Comment
  RSA602307  Chenopodium pumilio L. C. Wheeler 1946-12-14 6452 Los Angeles San Gabriel Mountains: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  LA37478  Chenopodium strictum var. glaucophyllum H. Lewis; 1940-8-14 sn Los Angeles Santa Monica Mountains, UCLA campus 60 Comment
  RSA601563  Chlorogalum pomeridianum var. pomeridianum Louis C. Wheeler 1967-6-15 9838 Los Angeles Liebre Mountain Region: Foothills NE of Saugus. 381 Comment
  RSA97554  Chorizanthe staticoides C. C. Crampton 1941-6-19 82 Los Angeles Ridge Route (U. S. 99) about 8 miles south of Gorman 915 Comment
  SEINET13203129 Image available Chorizanthe staticoides R. G. Swinney 2010-1 11834 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. (Oat Mt. 7.5' Q.) 442 Comment
  RSA756121  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 2008-4-30 2573 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  RSA522468  Chrysothamnus nauseosus subsp. hololeucus Timothy S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4036 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  UC20921  Cicuta maculata var. bolanderi unknown Los Angeles Los Angeles Comment
  CAS-BOT-BC280031  Cirsium mohavense Le Roy Abrams; E. A. McGregor No date on label 507 Los Angeles Lancaster 853 Comment
  CAS-BOT-BC285408  Cirsium occidentale var. californicum Peter Kamb 1947-6-1 559 Los Angeles Angeles Crest highway 1 mi. below Red Box Gap, San Gabriel Mts 1341 Comment
  POM352149  Cirsium occidentale var. californicum Donald R. Bissing 1973-5-18 73 Los Angeles Evey Canyon, San Gabriel Mountains. Along road cut 0.4 mile from canyon mouth. 731 Comment
  UCR125969  Cirsium vulgare A. C. Sanders, Mark Elvin 2002-6-19 25162 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  CATA3338  Cistanthe maritima Amy Catalano 2017-4-18 055 Los Angeles Santa Catalina Island: Hillside NNE of house #102 in Middle Ranch, about 120 meters from the house 260 Comment
  SDSU21257  Clarkia affinis S. H. Bullock 1968-5-22 146 Los Angeles Claremont, n. side of Foothill Blvd. at Harvard Ave. 366 Comment
  LA45534  Clarkia bottae C. L. Hogue; 1954-5-20 sn Los Angeles Santa Monica Mountains, Off Mulholland Dr 457 Comment
  RSA29898  Clarkia bottae Louis C. Wheeler 1932-5-25 758 Los Angeles Santa Monica Mountains: Head of Sepulveda Canyon. 366 Comment
  RSA453469  Clarkia bottae Howard Mullins 1931-5-15 s.n. Los Angeles Griffith Park. Comment
  SBBG132121  Clarkia epilobioides S. A. Junak 1996-4-13 SCI 314 Los Angeles S of Bryce Cyn, on toe of ridge on S side of first cyn, 0.35 mi from "Malo" at 155 degrees 243 Comment
  SBBG95175  Clarkia epilobioides M. B. Dunkle 1928-5-12 1924 Los Angeles Empire Landing Comment
  RSA72216  Clarkia heterandra F. W. Peirson 1923-6-9 3551 Los Angeles Pine Canyon near Elizabeth Lake. 1189 Comment
  CAS-BOT-BC163722  Clarkia purpurea subsp. quadrivulnera Ernest Braunton 1902-4-29 s.n. Los Angeles N. Pomona Comment
  UCD104949  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-6-15 9837 Los Angeles Liebre Mountains region. NE of Saugus. 396 Comment
  HSC16293  Clarkia unguiculata David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  RSA131038  Clarkia unguiculata Percy C. Everett, E. K. Balls 1959-6-2 23838 Los Angeles 1 miles NE of entrance of Stokes Canyon, Santa Monica Mountains. 183 Comment
  RSA448590  Clarkia unguiculata N. C. Cooper 1945-5-1 2192 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  RSA590476  Clarkia unguiculata Tim S. Ross, W. Appleby 1993-5-20 7210 Los Angeles Western San Gabriel Mts: vicinity of Los Pinetos Spring. 890 Comment
  RSA709582  Claytonia parviflora A. C. Sanders, Helen Kennedy 2005-4-13 29467 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between mint and Plum Canyons. 457 Comment
  CHSC95540  Claytonia parviflora subsp. parviflora LeRoy Gross 2005-4-28 2124 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  SDSU17711  Claytonia parviflora subsp. parviflora S. H. Bullock 1968-5-23 156 Los Angeles San Gabriel Mountain Range. San Antonio Canyon off the Old Mount Baldy Road. 975 Comment
  RSA466711  Claytonia parviflora subsp. utahensis Robin S. Collins 1973-4-9 230 Los Angeles Angeles National Forest, San Gabriel Mounts: Trail Canyon. 610 Comment
  RSA784357  Claytonia perfoliata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 3 Los Angeles Angeles National Forest: Sawmill Mountain. Road 7N08 turn from Co Hwy N2, first major dirt road crossing. Comment
  RSA527793  Claytonia perfoliata Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4360 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  POM794  Claytonia perfoliata subsp. intermontana L. R. Abrams 1901-4-15 1506 Los Angeles Wilson's Trail Comment
  CAS-BOT-BC439958  Claytonia perfoliata subsp. mexicana P. A. Munz 1918-4-5 2020 Los Angeles Pomona Comment
  LA52245  Clematis lasiantha E. Lloyd; 1933-4-8 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA305372  Cleome isomeris D. C. Michener, John Dourley, B. Haner, D. Pettys 1983-6-7 4294 Los Angeles Santa Catalina Island. Base of ocean bluff between Empire Landing settlement and the stone quary. Comment
  RSA725114  Collinsia callosa Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -20 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
  RSA614330  Collinsia childii Louis C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  VVC3082  Collinsia childii Tim Thomas, P. J. MacKay 2015-5-10 6613 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA586533  Collinsia heterophylla Tim S. Ross 1992-5-24 6403 Los Angeles San Gabriel Mountains: Lower Brown's Gulch: just W of the San Gabriel Dam 463 Comment
  RSA729945  Collinsia heterophylla R. G. Swinney, D. W. Larson 1999-6-25 7412 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  UCR88702  Collinsia heterophylla Scott D. White, Chet McGaugh 1995-5-9 2982 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
  RSA0117322  Collinsia parryi Steve D. Boyd, Lauren Raz 1997-3-31 9409 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA0117349  Collinsia parryi Louis C. Wheeler 1967-5-9 9410 Los Angeles San Gabriel Mountains. Aliso Canyon. 945 Comment
  RSA330804  Collinsia torreyi var. wrightii Wayen E. Sawyer 1981-6-11 14 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 2.75 miles from Dawson Saddle. 2271 Comment
  RSA412255  Collinsia torreyi var. wrightii Fred Burlew 1917-01 3137 Los Angeles Mt. San Antonio. Comment
  CAS-BOT-BC215978  Convolvulus Timothy S. Ross 1995-5-21 8604 Los Angeles Near head of Chenetti Canyon, just SW of the W prong of the trident formed at the top of the longest tributary, 1800 ft SSE of Rest triangulation point (1336-ft), USGS San Clemente Island South 7.5' quad., San Clemente Island 353 Comment
  SBBG122018  Convolvulus simulans A. Parikh, N. Gale 2003-5-31 751 Los Angeles 0.1 km N of Hwy 101, 0.5 km E of Cheeseboro Rd; Agoura Hills 270 Comment
  UCR213299  Convolvulus simulans A. C. Sanders 2010-5-7 38336 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 30 Comment
  JEPS41840  Conyza canadensis Elizabeth Day Palmer 1908-8-6 Los Angeles Los Angeles Comment
  UCR159704  Conyza canadensis Orlando Mistretta 1992-9-14 805 Los Angeles Transverse Ranges, San Gabriel Mtns: North Fork Saddle. North Fork Management Unit, Tujunga Ranger District Comment
  RSA758719  Cordylanthus nevinii R. G. Swinney 2008-10-8 9542 Los Angeles Table Mountain West, north of Big Pines 2284 Comment
  UCR187118  Coreopsis bigelovii A. C. Sanders 2006-4-10 31986 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
  RSA716362  Coreopsis bigelovii Andrea Edwards, Pam De Vries 2006-4-11 94 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA114359  Coreopsis californica Percy C. Everett 1956-5-9 21561 Los Angeles 6.7 miles S of Lancaster, hwy 6, Joshua Tree Woodland 762 Comment
  RSA518000  Coreopsis californica Steve Boyd, Orlando Mistretta 1986-3-31 1525 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA598906  Corethrogyne filaginifolia R. G. Swinney 1989-7-31 s.n. Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. S end of Colby firebreak, at Glendora Wilderness Park. 396 Comment
  RSA773782  Corethrogyne filaginifolia R. G. Swinney 2009-7-22 11306 Los Angeles summit of Mt. Hillyer, north of Horse Flats 1866 Comment
  SBBG60553  Corethrogyne filaginifolia R. Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  SFV6952  Corethrogyne filaginifolia T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 623 Los Angeles Santa Monica Mountains First canyon east of Stokes Canyon. About 1 mile due east of Claretville Seminary. 229 Comment
  UC178859  Corethrogyne filaginifolia Katharine Brandegee Los Angeles Ravenna Comment
  UC895233  Corethrogyne filaginifolia Philip A. Munz and I. M. Johnston 1928-9-4 11153 Los Angeles Bouquet Canyon 762 Comment
  UCR213330  Coronopus didymus Justin M. Wood 2009-4-22 518 Los Angeles San Gabriel Mountains, city of San Dimas, Sycamore Canyon, Falcon Ridge Ranch 457 Comment
  IRVC28703  Cotula coronopifolia A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25488 Los Angeles Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley NE end of Santa Susana Mtns. 300 Comment
  RSA600447  Crassula connata L. C. Wheeler 1968-3-15 s.n. Los Angeles San Gabriel Mountains: Bichota Mesa, North Fork San Gabriel River. 945 Comment
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Apr 12 2010
  RSA640019  Crassula tillaea L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: Ham Canyon. . 754 Comment
  JEPS47820  Cressa truxillensis W. F. Parish 1891-1 Los Angeles Long Beach Comment
  SEINET10743132  Cressa truxillensis J. Richard Abbott, B. S. Carlsward 1999-6-25 Abbott 12869 Los Angeles Greater Los Angeles, north Long Beach, on S side of the Pacific Coast Highway (CA 1) a little E of canal just E of underpass with I-710, close to junction with San Francisco Avenue. Comment
  OBI69268  Crocanthemum scoparium John Knapp, Denise Knapp 2003-4-13 25 Los Angeles Catalina Island. 3695769.992N x 370288.942E 104 Comment
  UC872129  Crocanthemum scoparium L. W. Nuttall 1920-5-7 154 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC175839  Crossosoma californicum Tim Ross 1993-4-22 6922 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; along old dirt road (no longer maintained) that ascends the ridge to the N and drops to Thompson Dam 243 Comment
  CAS-BOT-BC175842  Crossosoma californicum Geo. B. Grant s.n. Los Angeles Isthmus, Santa Catalina Isl. Comment
  UC1349030  Crossosoma californicum Robert F. Thorne and P. Everett 1965-5-10 34471 Los Angeles upper end of White's Landing Rd. Santa Catalina Island, Black Jack Mt. (n slope of mt.) 411 Comment
  SD107907  Croton setiger Larry DeBuhr, Gary Wallace 1972-9-3 706 Los Angeles San Clemente Island, weed around building on top of Thirst Peak 580 Comment
  UCR73182  Crypsis schoenoides Scott D. White 1992-10-8 909 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  UCR189880  Cryptantha R. G. Swinney 1998-7-27 6490 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
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Dec 6 2018
  UCR231138  Cryptantha R. F. Thorne 1963-5-15 31676 B Los Angeles Mojave Desert, 1 mile W of Los Angeles Co. line on Route 138, c. 2 miles W of Desert Springs 1172 Comment
  SBBG131815  Cryptantha S. A. Junak, B. Collins 1991-4-24 SCI 204 Los Angeles just S side of Eel Cove Cyn 30 Comment
  RSA763225  Cryptantha barbigera Justin M. Wood 2010-5-10 1591 Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  POM368336  Cryptantha circumscissa George R. Johnstone 1926-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  POM578720  Cryptantha circumscissa T. S. Ross, J. M. Porter 1994-5-1 7569 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA79595  Cryptantha circumscissa F. W. Peirson 1908-6-3 174 Los Angeles summit of Mt. Wilson Comment
  RSA592010  Cryptantha clevelandii Mark Hoefs, D. Propst 1973-5-4 258 Los Angeles Santa Catalina Island, W end road just beyond Cherry Cove, near Lyon s Head Point 46 Comment
  RSA177806  Cryptantha clevelandii R. F. Thorne, P. Everett 1965-5-11 34656 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. Comment
  HSC3615  Cryptantha intermedia David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  RSA783079  Cryptantha intermedia Pam De Vries 2011-4-20 7778 Los Angeles Western Transverse Range, SW portion of the Liebre Mountains; about 0.5 air miles NNE of the intersection of Copper Hill and San Francisquito Canyon Road 426 Comment
  SBBG97013  Cryptantha intermedia S. Boyd with T. Ross, L. Arnseth 1990-4-8 4424 Los Angeles Bryce Cyn near Malo Pt Comment
  UC56863  Cryptantha intermedia R. D. Williams 1902-2-12 Los Angeles Claremont Comment
  UCR126601  Cryptantha intermedia A. C. Sanders, Mark A. Elvin 2003-4-16 26039 Los Angeles Santa Clara River watershed, Newhall Ranch, c. 0.4 north of Hwy 126, west of Castaic Creek and north of its confluence with the Santa Clara River, 0.6 mi. south of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank 366 Comment
  UCR142973  Cryptantha intermedia T. S. Ross, Steve Boyd 1990-6-6 2856 Los Angeles Green Valley Pasture, in San Francisquito Canyon 1037 Comment
  UCR213378  Cryptantha intermedia Dan S. Cooper 2010-3-23 20100323- 03 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, north end of Commonwealth Ave., near entrance to nursery 265 Comment
  POM369858  Cryptantha intermedia M. Mead 1972-4-8 12 Los Angeles San Gabriel Mountains; Collected 1 mile NE of McCurdy Nature Center, Eaton Canyon. Comment
  SBBG63750  Cryptantha intermedia R. Hoffmann 1930-4-29 Los Angeles 3 mi S of Castaic Comment
  RSA0016889  Cryptantha intermedia var. johnstonii O. W. Robinson 1916-3-21 s.n. Los Angeles Wash near Greek Theater, Claremont. Comment
  RSA159347  Cryptantha maritima P. H. Raven 1962-4-12 17318 Los Angeles San Clemente Island. Near foot of canyon south of canyon below the Tomb, west side of island 107 Comment
  UC79500 Image available Cryptantha maritima T. S. Brandegee 1890-5-20 Los Angeles Santa Catalina Island Comment
  RSA679951  Cryptantha micrantha LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 869 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA729009  Cryptantha micrantha Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1963 Los Angeles Fort Tejon Road. Comment
  LA36514  Cryptantha micromeres Peter H. Raven; Henry J. Thompson 1960-4-13 15076 Los Angeles Santa Monica Mountains, Mt. Hollywood 335 Comment
  UCR216558  Cryptantha micromeres Dan S. Cooper 2010-4-23 410- 56 A Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Griffith Park, Western Canyon, ridge NW of the observatory 291 Comment
  UCR23589  Cryptantha microstachys John C. Roos 1942-5-23 1066 Los Angeles San Gabriel Mtns., Santa Anita Canyon Comment
  LA81965  Cryptantha muricata O. H. Kappler; 1943-5-9 408 Los Angeles 6 Comment
  RSA0108844  Cryptantha muricata R. G. Swinney 2011-6-7 15089 Los Angeles San Gabriel Mountains: summit of Mount Mooney, 0.4 air mile due east of Angeles Crest Hwy and 0.5 mile due north of jct. of Angeles Crest Hwy. and entrance to Charlton Flats, 0.32 mile WNW of Mt. Mooney Rd. jct. with dirt road to Stony Ridge Observatory. 1768 Comment
  SFV7982  Cryptantha muricata T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1348 Los Angeles San Gabriel Mountains Near lower Trail Canyon. 732 Comment
  SEINET6088096  Cryptantha muricata Louis C. Wheeler 1967-5-23 9692 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA0079159  Cryptantha muricata var. denticulata I. M. Johnston 1925-7-8 5289 Los Angeles Cow Canyon-San Antonio Canyon Divide. 1432 Comment
  RSA0040537  Cryptantha muricata var. jonesii Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon 543 Comment
  SBBG45092  Cryptantha muricata var. jonesii L. C. Wheeler 1932-5-25 754 Los Angeles head of Sepulveda Cyn 365 Comment
  RSA0079444  Cryptantha muricata var. muricata A. C. Sanders, Helen Kennedy 2005-4-13 29411 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA0079455  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1991-7-24 5597 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  RSA0079211  Cryptantha muricata var. muricata P. A. Munz, R. D. Harwood 1920-4-21 3707 Los Angeles San Dimas Canyon. 457 Comment
  SD240922  Cryptantha nevadensis var. rigida Dave Silverman, Jeff Harvis & Colleen Martin 2010-5-20 8039 Los Angeles Antelope Valley, north of Palmdale and west of Air Force plant, 50 m west of Sierra Highway and 325 m north of Avenue N. 779 Comment
  UCR191997  Cryptantha nevadensis var. rigida A. C. Sanders 2008-4-17 34947 Los Angeles Transverse Range, hills 1.5 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 976 Comment
  RSA0082881  Cryptantha oxygona R. G. Swinney 2010-5-19 12775 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
  RSA756576  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-30 2562 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  SEINET10376298 Image available Cryptantha pterocarya var. pterocarya Larry C. Higgins 1974-4-11 8444 Los Angeles 4 miles east of Pearblossom on Hwy 18 Comment
  UCR270150  Cryptantha similis R. G. Swinney 2011-4-20 14426 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  RSA729396  Cryptantha simulans R. G. Swinney 1998-7-21 6476 Los Angeles Upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 mi. SW of Fish Fork Trail and Pine Mt. Ridge. 2085 Comment
  CAS-BOT-BC228641  Cryptantha traskiae Frank W. Peirson 1923-4-11 3421 Los Angeles Eagle Ranch, San Clemente Is., on sea bluff Comment
  RSA0048323  Cucurbita foetidissima Lee Haines 1948-7-6 s.n. Los Angeles Canoga Park. Comment
  UC879492  Cuscuta californica F. R. Fosberg 1928-3-4 561 Los Angeles near Stoddard C.; San Antonio Canyon 457 Comment
  UCR256232  Cuscuta californica R. G. Swinney 2010-6-4 13042 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
  RSA409682  Cuscuta californica Albert J. Perkins 1912-10-20 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  POM184711  Cycladenia humilis var. venusta Joseph A. Ewan 1932-6-17 7237 Los Angeles Summit Mount Disappointment, San Gabriel Mts. 1828 Comment
  SFV11029  Cyclospermum leptophyllum M. E. Mathias 1961-6-7 Los Angeles Los Angeles. Dry west-facing bank in front yard of 442 South Bently. Los Angeles 49. Comment
  UCR239968  Cylindropuntia echinocarpa R. G. Swinney 2009-11-13 11615 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  CATA839  Cynodon dactylon Mark L. Hoefs 1991-6-26 1439 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  RSA670207  Cynodon dactylon Joseph M. Keefe 2001-3-16 31103 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105 284 Comment
  SD144509  Cyperus eragrostis Scott White 1996-5-15 4042 Los Angeles Marina Del Rey area; Ballona Ck. floodplain W of Lincoln Bl. and S of Jefferson Bl. 3 Comment
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Jul 18 2010
  RSA669344  Cyperus involucratus LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 549 -a Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  UC1563  Cyperus laevigatus W. H. Brewer 29 Los Angeles Los Angeles Comment
  SD252217  Cyperus odoratus Steven A. Junak 2000-10-12 Sca 1409 Los Angeles Santa Catalina Island. On N side of Thompson Reservoir. 195 Comment
  UCR194272  Cystopteris fragilis R. G. Swinney, Dave Larson 1999-6-25 7395 Los Angeles San Gabriel Mtns., Fern Canyon at falls, c. 1.7 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  UC1375434  Datisca glomerata Robert F. Thorne and C. W. Tilforth 1971-6-29 40713 Los Angeles along Aliso Creek at Tie Canyon where crossed by Angeles Forest Road Aliso Creek; San Gabriel Mountains, Angeles National Forest 1371 Comment
  RSA421886  Datura wrightii Ora M. Clark 1932-12-2 1332 Los Angeles N. E. Hollywood Comment
  RSA720248  Datura wrightii LeRoy Gross 2007-4-27 2651 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  UCR282206  Datura wrightii R. G. Swinney 2014-4-24 16208 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  LA102227  Daucus pusillus Barry A. Prigge; 1985-6-14 6393 B Los Angeles Santa Monica Mountains, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site 658 Comment
  SBBG31535  Deinandra clementina R. M. Beauchamp 1967-3-18 309 Los Angeles W of Wilson Cove Comment
  SBBG94271  Deinandra clementina F. R. Fosberg 1931-5-7 S 4838 Los Angeles Santa Catalina Island 200 Comment
  UC187711  Deinandra clementina Katharine Brandegee May 17 1916-May 25 1916 Los Angeles near the isthmus Santa Catalina Island Comment
  CAS-BOT-BC294076  Deinandra kelloggii Joseph Andorfer Ewan 1933-6-29 10815 Los Angeles Ballona Creek near Culver City Comment
  SFV21035  Delairea odorata L. Gross 2001-12-9 459 Los Angeles San Gabriel Mountains Big Santa Anita Canyon. About 0.25 miles down from tributary of Winter Creek, east of Chantry Flat. 518 Comment
  RSA515703  Delosperma litorale A. C. Sanders 1987-7-22 7147 Los Angeles El Segundo Dunes, w of los Angeles Int. Airport and Pershing Drive. 30 Comment
  RSA738055  Delphinium cardinale Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  SD233916  Delphinium cardinale Jason Koontz, Bart OBrien, Erika Gardner 2012-5-15 291 Los Angeles Coastal Plains & Basins: San Bernardino Basin region: Claremont. Rancho Santa Ana Botanic Garden. Just outside north fence. Plants continue north along dirt road. 416 Comment
  CAS-BOT-BC9099  Delphinium cardinale LeRoy Abrams 1901-7-1 1875 Los Angeles Short Cut Canon, San Gabriel Mountains Comment
  POM270946  Delphinium cardinale H. L. Mason 1927-6-15 3788 Los Angeles San Gabriel River. Comment
  RSA394497  Delphinium cardinale J. L. Huber 1974-6-25 1493 Los Angeles On bank, north side of New York Drive at Kinneloa Canyon Rd., Pasadena Comment
  RSA0029748  Delphinium glaucum A. N. Dunn 1935-8-12 s.n. Los Angeles Guffys Spring, Blue Ridge. 2561 Comment
  SD241938  Delphinium parishii R. G. Swinney 2009-5-12 10715 Los Angeles Transverse Range; San Gabriel Mountains: Alimony Ridge, 0.3 mile SE of junction of Alimony Ridge and Alimony Ridge Road (Juniper Hills 7.5'Q) 1253 Comment
  RSA595868  Delphinium parryi subsp. parryi Tim S. Ross, Victor W. Steinmann 1995-5-8 8536 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  RSA398717  Delphinium parryi subsp. parryi L. E. Hoffman 1926-4-18 s.n. Los Angeles Arroyo Seco, Can. [La Canada] Comment
  RSA0030017  Delphinium patens subsp. montanum R. Carlson 1961-5-31 79 Los Angeles Glendora Mt. Rd., 3/4 way to Mt. Baldy. Comment
  SBBG98478  Delphinium variegatum subsp. thornei T. Ross 1991-5-21 5402 Los Angeles E fork of Box Cyn near its jct with the W fork 451 Comment
  LA82464  Dendromecon rigida O. H. Kappler; 1941-3-26 152 Los Angeles 609 Comment
  RSA764433  Dendromecon rigida Doris Bowers 1965-05 614 Los Angeles Little Tujunga Canyon 610 Comment
  SFV12019  Dendromecon rigida D. L. Koutnik, B. Holguin 1978-4-1 225 Los Angeles Antelope Valley side of road from Lake Hughes to Fairmont Reservoir. 1067 Comment
  CAS-BOT-BC192749  Deschampsia danthonioides Victor Duran 1933-7-9 3507 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  RSA65829  Descurainia incana subsp. viscosa F. W. Peirson 1921-6-19 2467 Los Angeles Crystal Lake, North Fork San Gabriel River 1676 Comment
  UCR184538  Descurainia pinnata A. C. Sanders, T. B. Salvato 2007-4-24 33509 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  UCR205463  Descurainia pinnata R. G. Swinney 2008-5-2 8739 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCR271583  Descurainia pinnata R. G. Swinney 2011-5-19 14762 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  RSA15317  Descurainia pinnata subsp. menziesii Fay A. MacFadden 1930-4-8 2201 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  SBBG116970  Descurainia pinnata subsp. menziesii S. A. Junak with K. Kirkland 2001-4-13 SCa 1437 Los Angeles ridgetop N of Deer Valley Reservoir, just E of Two Harbors 228 Comment
  RSA703517  Dicentra chrysantha Michael Honer 2004-6-22 2000 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and 'Hog Back.' 854 Comment
  CAS-BOT-BC402523  Dicentra ochroleuca Peter H. Raven 1960-4-2 14859 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mulholland Drive 1.5 miles east of Los [Las] Virgenes Road 213 Comment
  RSA376828  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1939-4-4 s.n. Los Angeles San Clemente Island. Comment
  SEINET3885715  Dichelostemma pulchellum Keith Dobry 1990-11-25 111 a Los Angeles Simi Hills, at Dayton Canyon.; 0 Comment
  POM365105  Digitaria ischaemum George B. Grant 1906-8-9 [ 7158 ] Los Angeles Pasadena. Comment
  CAS-BOT-BC153055  Diplacus fremontii Le Roy Abrams 1901-4-6 1379 Los Angeles Big [Tunga] Tujunga Wash Comment
  CAS-BOT-BC150859  Diplacus rutilus Marcus E. Jones 1926-3-16 s.n. Los Angeles West of Pomona Comment
  SBBG72434  Dithyrea californica R. Hoffmann 1929-4-27 Los Angeles Roosevelt Comment
  LA44541  Dodecatheon clevelandii A. M. Johnson; 1932-2-27 Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  SBBG108186  Dodecatheon clevelandii subsp. insulare S. L. Crockett 1997-1-18 556 Los Angeles Knobby Ridge, 0.6 mi WSW of Coach Rd (to Airport) from point 0.2 mi W of jct with Middle Ranch Rd Comment
  SD236388  Dodecatheon redolens R. G. Swinney 1998-7-14 6432 Los Angeles San Gabriel Mts.: Columbine Spring, north slope of Pine Mountain Ridge and Flowing into Rairie Fork, 0.3 mi. south Camp Lupine. 2195 Comment
  UCR202726  Dodecatheon redolens R. G. Swinney, Cody Clarke 2001-8-22 8078 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
  UCR272854  Dodecatheon redolens R. G. Swinney 2011-7-29 15565 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA656941  Drymocallis glandulosa var. reflexa Valerie L. Soza, LeRoy Gross 2000-6-13 999 Los Angeles San Gabriel Mountains: Spring along Burkhart Trail (FS Trail 10W02), from Buckhorn Flat to Cooper Canyon, ca. 0.8 mile along trail from Buckhorn Flat trailhead. 1845 Comment
  RSA188324  Drymocallis glandulosa var. wrangelliana Robert F. Thorne, Percy C. Everett 1965-6-23 34963 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 274 Comment
  RSA516415  Dudleya cymosa subsp. crebrifolia W. Wisura, Orlando Mistretta 1989-8-29 4421 Los Angeles Roberts Canyon, off San Gabriel Canyon Comment
  RSA730284  Dudleya cymosa subsp. pumila R. G. Swinney 1998-8-1 6626 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  UC1015160  Dudleya cymosa subsp. pumila Reid Moran 1948-6-10 3088 Los Angeles Arroyo Seco 914 Comment
  UC205027  Dudleya cymosa subsp. pumila I. M. Johnston 1917-7-30 1643 Los Angeles Ontario Peak, San Antonio Mtns 2590 Comment
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May 13 2016
  UCR98727  Dudleya cymosa subsp. pumila Steve Boyd, Lauren Raz 1997-4-30 9601 Los Angeles Liebre Mountains, About the confluence of Bear Canyon & Pine Canyon, between the southern flank of Liebre Mountain & northern flank of Red Rock Mountain, SW of Gillette Mine 915 Comment
  RSA226198  Dudleya lanceolata Gary D. Cromwell, David W. Wheat 1971-7-1 693 Los Angeles slope just south of Big Dalton Canyon Road 1 mi. form intersection with Glendora Mountain road, 2 miles NE of Glendora 426 Comment
  UCR200203  Dudleya lanceolata Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 896 Los Angeles Transverse Ranges; Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank 488 Comment
  RSA397776  Dudleya lanceolata M. B. Dunkle 1933-7-11 3641 Los Angeles Upper San Gabriel Canyon above dams. Cold Brook camp. Comment
  RSA632832  Dudleya lanceolata R. F. Thorne 1971-6-17 39955 Los Angeles San Gabriel Mountains: LIttle Tujunga Creek 457 Comment
  RSA598226  Dudleya virens James C. Dice 1983-5-20 349 Los Angeles Santa Catalina Island: on bluff 0.1km east of beach at Little Harbor 23 Comment
  UCR186766  Dysphania ambrosioides T. B. Salvato, Sandra Murcia 2007-3-28 2024 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  UCR210708  Dysphania botrys R. G. Swinney 2008-9-10 9413 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  UCR17826  Dysphania multifida O. F. Clarke 1972-10-4 s.n. Los Angeles San Gabriel Valley, Pomona 275 Comment
  UCSB69526  Echinochloa crus-galli Gross, LeRoy 2000-8-8 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; along edge of river 324 Comment
  RSA782993  Echinocystis macrocarpa Ingrid Olmsted 1959-2-23 s/n Los Angeles Blanchard Park near Claremont on Pomona College campus 366 Comment
  UCR142740  Eclipta prostrata L. C. Wheeler 1966-10-27 9100 Los Angeles San Gabriel Mtns, Angeles National Forest; West Fork San Gabriel River at [Rincon Station] Camp Rincon 457 Comment
  POM187516  Eclipta prostrata L. C. Wheeler 1933-9-25 2122 Los Angeles San Jose Hills: Puddingstone Dam 274 Comment
  RSA617167  Eclipta prostrata LeRoy Gross 1998-9-18 57 Los Angeles Southern base of San Gabriel Mountains; Big Tujunga Wash east of the 210 freeway 365 Comment
  SBBG45039  Eclipta prostrata L. C. Wheeler 1933-9-25 2122 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  CDA20575  Ehrharta erecta M. O'Brien 2005-8-14 MOB 7 -05 Los Angeles South Coast; Malibu Bluffs Park. 0 Comment
  UCR205135  Eleocharis macrostachya R. G. Swinney 2008-4-30 8697 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 341 Comment
  RSA530063  Eleocharis palustris Timothy S. Ross 1991-8-16 5854 Los Angeles San Gabriel Mountains, Horse Flats 1713 Comment
  POM11252  Eleocharis parishii I. M. Johnston 1917-8-23 1631 Los Angeles San Antonio Mountains: Prairie Fork of San Gabriel River. 1524 Comment
  UCR179243  Eleocharis parishii R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, Morgan Canyon Debris Basin 366 Comment
  UCR260329  Elymus condensatus R. G. Swinney 2010-5-4 12554 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCD61556  Elymus elymoides A. A. Beetle 1942-4-24 3210 Los Angeles 6 miles W of Llano. Comment
  SEINET10564645  Elymus elymoides Alan A. Beetle 1942-4-24 Beetle 3210 Los Angeles 6 miles W of Llano, Larreo, Joshua tree-desert shrub formation. Comment
  CDA31745  Elymus glaucus L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns. Campground vicinity, Devil s Canyon Comment
  RSA725758  Elymus glaucus A. C. Sanders 2003-5-1 26249 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  SEINET263602  Elymus glaucus R. L. Lingenfelter, GD Brown 1962-6-6 1163 Los Angeles Angeles National Forest ; Little Gleason Canyon Comment
  UCR191284  Elymus glaucus R. G. Swinney 1999-6-30 7480 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.3 mi. north of Big Pines Hwy at All Nations Camp 1561 Comment
  CAS-BOT-BC206736  Elymus glaucus subsp. glaucus John Thomas Howell 1947-7-18 23427 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  HSC13509  Emmenanthe penduliflora David Porter 1965-4-29 Los Angeles .5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtn. 412 Comment
  POM3679  Emmenanthe penduliflora P. A. Munz 1918-5-26 2275 Los Angeles Claremont. Near mouth of Live Oak Canyon. Comment
  RSA652207  Emmenanthe penduliflora Gene Cooper 1961-4-25 s.n. Los Angeles Fish Canyon in park area. Comment
  UC1124253  Emmenanthe penduliflora A. D. Gifford 1935-3-31 539 Los Angeles 3 miles north northwest of Redrock Mountain; Angeles National Forest, Tejon Quad. 1127 Comment
  UCR182112  Emmenanthe penduliflora R. G. Swinney 1998-4-14 5984 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  CAS-BOT-BC131215  Encelia californica LeRoy Abrams 1903-3-8 3107 Los Angeles Hillsides near Inglewood Comment
  CAS-BOT-BC140639  Encelia californica A. C. Sanders; Karen Kirtland 2010-5-14 38345 Los Angeles South Coast: Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  UC535359  Encelia californica Ira W. Clokey, B. Templeton Mar 1929 4453 Los Angeles Mandeville Canyon Santa Monica Mountains. Mandeville Canyon Comment
  RSA598108  Encelia farinosa var. farinosa Steve Boyd, Lauren Raz 1997-3-4 9155 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  RSA655993  Encelia virginensis var. actoni James Henrickson 1985-3-30 19778 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  CAS-BOT-BC81809  Ephedra nevadensis Timothy S. Ross 1992-4-4 6104 Los Angeles Big Rock Cree: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road. Valyermo USGS 7.5' Quad 1210 Comment
  RSA226023  Ephedra nevadensis Robert F. Thorne, Dick Tilforth 1971-6-29 40689 Los Angeles San Gabriel Mts., Angeles National Forest: N slope San Gabriel Mts., ca. 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. 854 Comment
  RSA614827  Ephedra nevadensis L. C. Wheeler 1973-4-20 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon approximately 1/2 mile east of Blum Ranch 945 Comment
  SD46454  Ephedra nevadensis P. C. Everett, E. K. Balls 1956-5-9 21563 Los Angeles 6 miles south of Lancaster, Highway #6 760 Comment
  UC1871061  Ephedra nevadensis Tim Ross, Steve Boyd, Laurel Arnseth 1991-4-29 4874 Los Angeles Parker Mountain and ridge to the SW: SW of Acton and NNE of Ravenna Comment
  UCR280549  Ephedra nevadensis R. G. Swinney 2014-4-18 16134 Los Angeles San Gabriel Mountains, NE of Littlerock Dam, north end of Alimony Ridge, south side of Mt. Emma Rd., to 75 m south of road 976 Comment
  RSA448533  Epilobium angustifolium subsp. circumvagum Unspecified s.n. Los Angeles On the trail to Flumes 4 & 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  RSA578231  Epilobium brachycarpum Tim S. Ross, Steve D. Boyd 1994-9-21 8294 Los Angeles Liebre Mountain: vicinity of West Summit 1683 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
  UCR154435  Epilobium canum A. C. Sanders, T. B. Salvato 2005-5-24 30256 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
  CAS-BOT-BC166219  Epilobium canum subsp. canum F. Grinnell Jr. 1917-8-12 s.n. Los Angeles Big Santa Anita [Canon] Canyon, San Gabriel Mountains 1127 Comment
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Jul 25 2017
  RSA588402  Epilobium canum subsp. canum G. R. Johnstone 1930-9-14 s.n. Los Angeles Edison Rd. above Dark Canyon Calif. San Gabriel Mts. 762 Comment
  UC20669  Epilobium canum subsp. canum W. H. Brewer 1861-12-5 45 Los Angeles San Gabriel Mts. Comment
  RSA532828  Epilobium canum subsp. latifolium Tim S. Ross 1991-8-14 5787 Los Angeles San Gabriel Mts.: Pacifico Mtn Rd, .30 mile E of Lower Pacifico Campground Rd. 1934 Comment
  JEPS39231  Epilobium ciliatum subsp. ciliatum F. W. Peirson 1919-4-16 382 Los Angeles Cajon Pass 685 Comment
  RSA579311  Epilobium glaberrimum subsp. glaberrimum Tim S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8084 Los Angeles Sheep Camp Spring, 334 degrees and 520m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon 1921 Comment
  RSA381691  Epipactis gigantea George Henry Grinnell 1925-5-29 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  UCR204749  Epipactis gigantea R. G. Swinney 2005-8-9 8423 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UC284816  Equisetum arvense P. A. Munz 1923-5-26 6839 Los Angeles Head of Vincent Gulch, San Gabriel Mountains Comment
  RSA0058221  Equisetum laevigatum R. G. Swinney 2010-6-23 13343 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
  UCR223555  Equisetum laevigatum R. G. Swinney 2009-6-2 10997 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA0113731  Equisetum laevigatum Steven A. Junak 1999-5-21 SCa- 980 Los Angeles Santa Catalina Island. Coffee Pot Canyon, just upstream from road crossing. 405 Comment
  UC211460  Equisetum telmateia subsp. braunii unknown Apr 1904 406 Los Angeles Pasadena Comment
  RSA684718  Equisetum telmateia var. braunii M. B. Dunkle 1931-4-22 2458 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  CDA2090  Eragrostis cilianensis T. C. Fuller 1958-8-6 5119 Los Angeles West of 90th Street East, 1/4 mile south of Avenue I, 9 miles east of Lancaster. 0 Comment
  LA11742  Eragrostis pectinacea A. M. Johnson; 1934-9-27 32 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCD64537  Eragrostis pectinacea Robert L. Forsyth 1957-10-1 Los Angeles Antelope Valley Field Station, west of Lancaster. Comment
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Mar 6 2012
  CAS-BOT-BC284132  Eragrostis pectinacea var. pectinacea Ernest C. Twisselmann 1970-10-17 17546 Los Angeles Antelope Valley, Gorman Highway 5 miles west of Highway 14, Mojave Desert 1005 Comment
  UCR194154  Eremalche exilis A. C. Sanders 2008-4-13 34879 Los Angeles Western Mojave Desert, Antelope Valley, northeastern Palmdale, Ave. 'O' at 90th St. East 786 Comment
  UC132312  Eremocarpus setiger J. and H. W. Grinnell 1906-8-26 363 Los Angeles vacant lot near Pasadena Comment
  RSA421551  Eremocarpus setiger B. C. Templeton 1929-6-8 s.n. Los Angeles Arroyo Seco Canyon Comment
  HSC93975  Eremogone macradenia var. arcuifolia Steve Boyd, T. S. Ross, L. Moore, Valerie Soza 1997-7-8 10013 Los Angeles Liebre Mountains region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track near Forest Service wildlife drinker site. 1585 Comment
  RSA0034379  Eremogone macradenia var. arcuifolia Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 H Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  SBBG4915  Eremothera boothii subsp. decorticans E. R. Blakley 1958-5-9 2272 Los Angeles hills N of State Hwy 138, 2 mi E of Gorman 1097 Comment
  CAS-BOT-BC162889  Eremothera boothii subsp. desertorum Mrs. Josephine Bates 1932-5-3 s.n. Los Angeles Ten miles north of Lancaster, Los Angeles County-Kern County line, Mojave Desert 701 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
  CAS-BOT-BC187956  Eriastrum hooveri J. Mark Porter 1998-4-27 11834 Los Angeles W of Lancaster, N side of Avenue G, Antelope Valley Comment
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Dec 31 2020
  RSA0120738  Eriastrum pluriflorum subsp. sherman-hoytiae A. C. Sanders, E. J. Lott 1993-5-6 13984 Los Angeles Western Mojave Desert: SW edge of Rosamond Dry Lake, near E end of Ave C, just W of Piute Ponds and E of Sierra Hwy, at edge of Edwards AFB. 701 Comment
  UC1123877  Eriastrum sapphirinum H. S. Yates 1936-8-28 6368 Los Angeles 2 mi se Big Pine Park; San Antonio Quadrangle Comment
  UCR166708  Eriastrum sapphirinum Scott D. White, Jennifer H. Jones 2005-6-23 11147 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  RSA0110989  Eriastrum sapphirinum subsp. brevibracteatum Katherine Brandegee 1910-06 s.n. Los Angeles Ravenna. 750 Comment
  CAS-BOT-BC514937  Eriastrum sapphirinum subsp. brevibracteatum A. D. E. Elmer 1902-6-1 3666 Los Angeles Palmdale Comment
  CAS-BOT-BC514944  Eriastrum sapphirinum subsp. brevibracteatum F. W. Peirson 1921-7-1 922 Los Angeles Arraster Creek, San Gabriel Mts. 944 Comment
  CAS-BOT-BC514996  Eriastrum sapphirinum subsp. dasyanthum Louis C. Wheeler 1933-6-24 1881 Los Angeles Verdugo Creek, Verdugo Hills 533 Comment
  RSA76283  Eriastrum sapphirinum subsp. dasyanthum F. W. Peirson 1956-11-2 156 Los Angeles Mt. Wilson Road, San Gabriel Mts Comment
  SBBG62823  Ericameria cooperi var. cooperi R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  UCD168368  Ericameria cooperi var. cooperi 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
  LA202491  Ericameria linearifolia Harvey Anderson; 1932-3-31 sn Los Angeles Peace Valley [ESE of Gorman] Comment
  UC1871241  Ericameria linearifolia T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5038 Los Angeles Transverse Ranges; San Gabriel Mountains region; 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash; Acton USGS 7.5' Quadrangle; T4N R13W, N/2 NE/4 NE/4 S1; elev. 2760-2880 ft. Comment
  RSA716356  Ericameria linearifolia Andrea Edwards, Pam De Vries 2006-4-11 98 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA730172  Ericameria nauseosa var. bernardina R. G. Swinney 1998-8-31 6881 Los Angeles San Antonio Ridge, 2.1 mi. west of West Mt. Baldy. 2232 Comment
  SJSU13620  Ericameria nauseosa var. bernardina C. W. Sharsmith 1945-9-7 5459 Los Angeles summit of Mt Waterman, San Gabriel Mts 2225 Comment
  LA105288  Ericameria palmeri var. pachylepis Barry A. Prigge; 1988-10-8 8377 Los Angeles Santa Susana Mountains, East Canyon, ca 2 mi. SSE of Newhall and about 1/8 mi. up the canyon from the Old Road 444 Comment
  UCR231384  Ericameria palmeri var. pachylepis Dan S. Cooper 2011-10-10 1011- 119 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, upper Western Canyon, vicinity of '1 mile Tree 269 Comment
  CAS-BOT-BC131662  Ericameria parishii var. parishii C. B. Wolf 1931-10-20 2470 Los Angeles Just below Padua Hills Theatre above Claremont, west slope San Gabriel Mts. 457 Comment
  UC1870189  Ericameria parishii var. parishii LeRoy Gross 2001-9-1 446 Los Angeles Verdugo Mountains; north side, Along Hostetter Mountain Way. 610 Comment
  RSA695389  Ericameria pinifolia A. C. Sanders, Mark A. Elvin 2002-6-19 25183 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Long Cyn. 1.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. 335 Comment
  UCR272965  Ericameria pinifolia R. G. Swinney 2011-6-29 15335 Los Angeles San Gabriel Mountains, mouth of Monte Cristo Canyon, confluence with Mill Creek 1098 Comment
  UCR255469  Erigeron Dan S. Cooper 2014-5-23 514- 08 Los Angeles Los Angeles, Wilshire Blvd. at Valencia St. 98 Comment
  POM357458  Erigeron foliosus Ella M. Kennedy 1923-5-21 s.n. Los Angeles Pasadena. Comment
  OBI70311  Erigeron foliosus var. foliosus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mts; N side of Burkhart Saddle. T4N R10W SE 1/4 sec 35 2103 Comment
  SEINET3146649  Erigeron pumilus var. intermedius M. E. Jones 1897-6-18 sn Los Angeles Chat. [perhaps Chatsworth in Los Angeles Co.?] 1524 Comment
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Dec 18 2015
  CHSC14154  Eriodictyon crassifolium L. M. Mayer 1974-4-5 121 Los Angeles On Big Tujunga Canyon Rd. ca 1/2 mi ne of its junction with Mt. Gleason Blvd. Comment
  RSA401526  Eriodictyon crassifolium var. nigrescens Robert M. Perkins 1936-5-3 159 Los Angeles San Gabriel Canyon. Comment
  RSA454993  Eriodictyon crassifolium var. nigrescens Fordyce Grinnell Jr. 1916-03 s.n. Los Angeles Arroyo Seco Canyon Comment
  UC1187676  Eriodictyon traskiae P. C. Everett 1960-9-28 24297 Los Angeles Santa Catalina Island, n slope of Mount Blackjack, along Ridge Road Mount Blackjack; Santa Catalina Island, , Ridge Road 365 Comment
  UCR259595  Eriodictyon trichocalyx R. G. Swinney 2010-9-7 13697 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR277155  Eriodictyon trichocalyx R. G. Swinney 2011-6-15 15203 Los Angeles San Gabriel Mountains, SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail 1622 Comment
  RSA191142  Eriodictyon trichocalyx var. trichocalyx Robert F. Thorne 1967-7-19 37153 Los Angeles Angeles National Forest: Above Crystal Lake Recreation Area between Deer Flat Campground and Big Cienega Springs. 1951 Comment
  RSA455063  Eriodictyon trichocalyx var. trichocalyx Samuel R. Tyson 1942-5-5 s.n. Los Angeles San Dimas Canyon. 610 Comment
  UCR163320  Eriogonum B. G. Pitzer 1998-5-12 3706 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  PASA1483  Eriogonum angulosum Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  RSA595793  Eriogonum angulosum Steve Boyd, Lauren Raz 1996-10-8 9025 Los Angeles Liebre Mountains region, hills at eastern edge of Mint Canyon, along Davenport Road, ca. 0.45 miles east of junction with Sierra Highway. 622 Comment
  UCR238622  Eriogonum angulosum Anuja Parikh, Nathan Gale 2010-5-11 3155 Los Angeles Western Mojave Desert, Antelope Valley, 1.5 km south of Hwy 138, near intersection of 130th St. West and Ave. E, 0.1 km east of powerlines 787 Comment
  SBBG158  Eriogonum baileyi R. Hoffmann 1927-8-31 Los Angeles 2 mi W of Acton Comment
  RSA127971  Eriogonum cinereum Peter H. Raven 1959-10-25 14695 Los Angeles Arroyo Sequit 1.6 miles north of Coast Hwy. 137 Comment
  RSA9737  Eriogonum cinereum Louis C. Wheeler 1931-11-11 344 Los Angeles Topanga Canyon, Santa Monica Mountains 305 Comment
  HSC79862  Eriogonum cithariforme James Henrickson 1972-11-2 8088 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd 372 Comment
  UCR239019  Eriogonum davidsonii Anuja Parikh, Nathan Gale 2010-6-15 3290 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.2 km east northeast of Shortcut Station, 0.7 km north of State Hwy 2, Angeles Crest Hwy 1305 Comment
  SDSU6574  Eriogonum elongatum A. H. Gallup 1947-10-13 62 Los Angeles Below San Gabriel (Morris) Dam. San Gabriel Mtn range. 823 Comment
  UCR143470  Eriogonum elongatum var. elongatum C. B. Wolf 1932-10-19 4352 Los Angeles Western Transverse Range, South base of Ridge Route Road, 1.5 miles north of Castaic, '1800 ft alt 488 Comment
  RSA393513  Eriogonum fasciculatum Richard C. Barkelew 1932-4-22 s.n. Los Angeles Nichols Canon. Comment
  UCR155126  Eriogonum fasciculatum subsp. polifolium A. C. Sanders 2005-5-5 29924 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  UCR177567  Eriogonum fasciculatum subsp. polifolium LeRoy Gross 2005-5-3 2252 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
  UCR222751  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-4-29 10566 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
  SD31177  Eriogonum fasciculatum var. fasciculatum Edith A. Purer 1931-3-28 Los Angeles Palos Verdes Hills Comment
  HSC12475  Eriogonum fasciculatum var. foliolosum Wendell Wood 1970-6-20 14 Los Angeles Linda Vista Rd. and Figueroa, Glendale 457 Comment
  RSA662327  Eriogonum fasciculatum var. foliolosum Daniel Curran 1981-2-25 29 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  UCR212794  Eriogonum fasciculatum var. polifolium Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1787 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, [San Dimas Canyon], near San Dimas Canyon Creek trail 398 Comment
  RSA0127578  Eriogonum fasciculatum var. polifolium Louis C. Wheeler 1967-7-20 10116 Los Angeles Aliso Canyon. 1067 Comment
  RSA3613  Eriogonum giganteum var. giganteum Carl B. Wolf 1932-5-14 3632 Los Angeles Santa Catalina Island. Hillside above Amphitheatre, Avalon. 61 Comment
  CHSC34583  Eriogonum gracile James Henrickson 1972-11-2 8088 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. In agricultural field. 371 Comment
  RSA708713  Eriogonum gracile Scott D. White, Justin M. Wood 2005-9-22 11225 Los Angeles Liebre Mountains: Tapia Canyon: ca. 2 air miles east of the Interstate 5 / Old Ridge Rt. junction. 427 Comment
  SEINET3159960  Eriogonum gracile G. B. Grant 1904-9-15 450 -6422 Los Angeles Pasadena Comment
  CAS-BOT-BC253454  Eriogonum gracile G. B. Grant No date on label. s.n. Los Angeles Los Angeles Comment
  RSA615862  Eriogonum gracile var. gracile Scott D. White 1995-10-19 3697 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  CAS-BOT-BC261094  Eriogonum gracillimum James L. Reveal 1976-5-23 4446 Los Angeles Along 10th West between G and H streets in Lancaster Comment
  SBBG107469  Eriogonum grande var. grande S. L. Crockett 1996-10-30 543 Los Angeles directly across from Casino Comment
  CAS-BOT-BC261177  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-10-21 4363 Los Angeles One-eighth mile below Big Rock Ranger Station, Big Rock Creek, desert slope of San Gabriel Mts. 1066 Comment
  RSA65221  Eriogonum maculatum F. W. Peirson 1927-5-7 7264 Los Angeles 4 miles east of Lancaster. Comment
  UCSB1464  Eriogonum nudum Hoffmann, Ralph 1927-6-8 Los Angeles Ridge Route near Sandberg's Comment
  RSA567296  Eriogonum nudum var. pauciflorum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3971 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  SD186299  Eriogonum ordii A. C. Sanders, T. B. 2005-4-26 29730 Los Angeles Santa Clarita area, spur at NE end of Cruzan Mesa, south of Vasquez Canyon Road 609 Comment
  UCR190903  Eriogonum parishii R. G. Swinney 1998-7-2 6231 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CAS-BOT-BC257755  Eriogonum parvifolium Le Roy Abrams 1899-7-1 212 Los Angeles Ballona Harbor = Playa del Rey Comment
  CLARK-A1528-3689  Eriogonum parvifolium John C. Roos 1943-8-2 Los Angeles Santa Monica Comment
  RSA420653  Eriogonum plumatella Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  CAS-BOT-BC258238  Eriogonum pusillum A. Davidson M. D. 1901-8-1 s.n. Los Angeles Little Rock Creek, Los Angeles Comment
  RSA424975  Eriogonum thurberi G. R. Johnstone 1926-4-15 s.n. Los Angeles San Francisquito Canyon. Comment
  RSA65304  Eriogonum thurberi F. W. Peirson 1930-5-30 8901 Los Angeles shade of oaks, Mint Canyon 610 Comment
  RSA523418  Eriogonum trichopes var. trichopes G. H. True 1936-5-16 295 Los Angeles Head of Mint Canyon, 4 miles south of Palmdale 915 Comment
Read comments
Feb 8 2011
  CAS-BOT-BC268169  Eriogonum umbellatum var. minus H. E. McMinn 1926-7-22 1779 Los Angeles Bear Flat trail to Mt. San Antonio Comment
  CAS-BOT-BC268174  Eriogonum umbellatum var. minus Frank W. Peirson 1920-9-12 21 Los Angeles Summit San Antonio Peak (Baldy) 3048 Comment
  SD111594  Eriogonum umbellatum var. minus W. P. Armstrong 1982-6-27 Los Angeles Summit of Mt. Baden-Powell 2835 Comment
  SD22486  Eriogonum umbellatum var. munzii Susan G. Stokes 1910-8-29 Los Angeles Old Baldy Comment
  RSA228909  Eriogonum wrightii var. subscaposum Robert F. Thorne 1971-8-25 41291 Los Angeles San Gabriel Mountains, Angeles National Forest: Windy Gap on trail from Little Jimmy Springs 2677 Comment
  UC6546  Eriogonum wrightii var. subscaposum Dr. A. Davidson 1892-1 Los Angeles Wilson's Peak Comment
  UCR259688  Eriophyllum ambiguum var. paleaceum Mitch Provance, Callen Huff 2009-4-28 10722 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  CAS-BOT-BC297929  Eriophyllum confertiflorum Geo. B. Grant 1902-5-14 s.n. Los Angeles Glendora Comment
  RSA0081135  Eriophyllum confertiflorum R. G. Swinney 2010-6-1 13096 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  SEINET9118639  Eriophyllum confertiflorum R. Tinkler 1969-1 S.N. Los Angeles Angeles Crest Hwy. Comment
  CHSC83589  Eriophyllum confertiflorum var. confertiflorum John Dittes; Gina Hall 1990-7-19 257 Los Angeles Transverse Range; San Gabriel Mts., North of Kratka Ridge, ca. 1.7 air miles east of Cloudburst Summit, north of Angeles Crest Highway. Growing upslope of Burkhart Trail between Buckhorn Flat Campground and Cooper Canyon. 1889 Comment
  LA94434  Eriophyllum confertiflorum var. confertiflorum A. M. Johnson; 1932-5-14 4065 Los Angeles Santa Monica Mountains, Los Alisos Canyon, Sunmmit Decker Rd Comment
  RSA276002  Eriophyllum confertiflorum var. confertiflorum Jack Delaini 1974-5-9 190 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles national Forest 533 Comment
  POM357904  Eriophyllum confertiflorum var. confertiflorum Wm Martin 1972-4-1 s.n. Los Angeles San Gabriel Mountains. Comment
  RSA249758  Eriophyllum pringlei R. F. Thorne, C. W. Tilforth 1973-4-20 s.n. Los Angeles San Gabriel Mountains. 1143 Comment
  RSA585367  Eriophyllum wallacei Timothy S. Ross 1991-4-27 4693 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
  UCR170400  Eriophyllum wallacei John F. Green 2006-3-15 s.n. Los Angeles Mojave Desert, between Llano and Pearblossom, Hwy 138 at Big Rock Wash crossing, both sides of wash in zone being cleared for highway widening 963 Comment
  UC1169771  Eriophyllum wallacei Ira L. Wiggins and W. R. Ernst 1958-5-2 231 A Los Angeles 1 mi nw Little Rock Comment
  UCR151011  Erodium botrys Scott D. White 1997-5-7 5067 Los Angeles San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, alluvial fan at base of mountains. SW of Hwy 210, east of Hansen Dam, and north of Wentworth Street 351 Comment
  SFV6230  Erodium cicutarium R. M. Muran 1974-3-26 53 Los Angeles Santa Monica Mountains Mandeville Canyon area. 427 Comment
  UC17087  Erodium cicutarium Jos. Burtt Davy 1901-1-25 Los Angeles Saugus Comment
  UCR281619  Erodium cicutarium R. G. Swinney 2014-4-30 16286 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
  LA200511  Erodium cicutarium Bruce Douglas Clayton; Greg Shaw 1972-3-20 19 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak at head of canyon B, upper Temescal and Rustic Canyons 609 Comment
  RSA391609  Erodium cicutarium A. Menke 1955-4-16 s.n. Los Angeles 1 mile south-east of Gorman. Comment
  RSA592167  Erodium moschatum Louis C. Wheeler 1967-5-7 9292 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 655 Comment
  RSA670927  Erodium moschatum Joseph M. Keefe 2001-1-19 30927 Los Angeles North side of wood fence along the Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 meters west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive); Eagle Rock District, Los Angeles, 90041. 293 Comment
  SD113960  Erodium moschatum Darley F. Howe April 43 Los Angeles Claremont Comment
  SDSU36  Erodium moschatum R. M. Beauchamp 1967-1-27 106 Los Angeles San Clemente Island. Comment
  SEINET8566802  Erodium moschatum G. B. Grant 1901-1 447 Los Angeles Pasadena. Comment
  RSA390939  Erodium texanum Blanche Trask 1901-03 2436 Los Angeles Avalon, Santa Catalina Island. Comment
  CAS-BOT-BC40703  Erysimum capitatum Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9485 Los Angeles 16 miles from Lancaster on the Muroc Road. Comment
  UCD114999  Erysimum capitatum var. capitatum Daryl Koutnik; Bruce Holguin 1978-4-1 213 Los Angeles south side of Sierra Highway and east of Anthony Road. 883 Comment
  RSA230729  Erysimum capitatum var. capitatum R. F. Thorne 1969-7-10 38435 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  UCR137717  Erysimum suffrutescens L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  UCR45040  Erysimum suffrutescens A. C. Sanders 1986-7-30 6823 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  CAS-BOT-BC403156  Eschscholzia californica Alice Eastwood 1917-7-20 6531 Los Angeles Santa Catalina Island Comment
  RSA188113  Eschscholzia californica Robert F. Thorne, Percy C. Everett 1965-6-23 34988 Los Angeles Santa Catalina Island. Upper part of Middle Ranch Canyon. 274 Comment
  UCR271675  Eschscholzia californica R. G. Swinney 2011-5-31 14923 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  CAS-BOT-BC403182  Eschscholzia californica Le Roy Abrams No date on label 1357 Los Angeles San Fernando Mts. near Chatsworth Park 548 Comment
  RSA433675  Eschscholzia californica G. R. Johnstone 1930-4-6 s.n. Los Angeles Pine Canyon. Comment
  SEINET12089664  Eschscholzia californica Unknown 1980-1 6 Los Angeles Residential backyard--837 Warren Ave., Venice 30 Comment
  SEINET3160688  Eschscholzia elegans G. B. Grant, W. Wheeler 1904-4-21 419 Los Angeles Collected on Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA251480  Eschscholzia ramosa Robert F. Thorne 1973-4-11 42805 Los Angeles San Clemente Island, upper part of Middle Ranch Canyon. 381 Comment
  RSA536046  Eschscholzia ramosa Tim S. Ross 1991-5-21 5383 Los Angeles San Clemente Island, upper easterly branch of Box Canyon 473 Comment
  SD181447  Eucalyptus camaldulensis LeRoy Gross 2003-1-26 689 Los Angeles San Fernando Valley: Haines Canyon Channel in Big Tujunga Wash, south front of the San Gabriel Mountains, east of Foothill Blvd., south side of wash 366 Comment
  RSA0094714  Eucrypta chrysanthemifolia R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14321 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  SBBG106898  Eucrypta chrysanthemifolia M. L. Hoefs, R. F. Thorne 1996-4-6 2636 Los Angeles end of Renton Mine Rd 268 Comment
  UCR119058  Eucrypta chrysanthemifolia Jeremiah George 2001-3-19 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  CATA3109  Eucrypta chrysanthemifolia var. chrysanthemifolia Amy Catalano 2016-5-18 113 Los Angeles Santa Catalina Island: Stage Road, 0.4 miles up road from Hogsback Gate, on west side of road 212 Comment
  SBBG64835  Eucrypta chrysanthemifolia var. chrysanthemifolia M. N. Ackley -May-1927 382 Los Angeles Eagle Rock Comment
  UC1584870  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim Ross 1991-4-8 4470 Los Angeles Elephant Hill Pomona, San Dimas U.S.G.S. 7.5' quad. (w Pomona) 335 Comment
  UCD107072  Eulobus californicus Daryl Koutnik; Vickie Dawes 1978-5-12 484 Los Angeles Arroyo Sequit along Mulholland Highway. 609 Comment
  UCR270013  Euphorbia albomarginata R. G. Swinney 2010-6-1 13101 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
  CDA19864  Euphorbia dendroides Hartman 2002-5-21 PDR 1253860 Los Angeles Southern California; Angeles NF, Big Santa Anita Cyn. 0 Comment
  RSA621299  Euphorbia dendroides L. C. Wheeler 1968-4-8 s.n. Los Angeles Pasadena: Foot of Kinneloa Mesa by New York Avenue. 0.2 miles southeast of East End of Eaton Wash Dam 292 Comment
  RSA0091715  Euphorbia esula R. G. Swinney 2011-3-17 14130 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  SD124827  Euphorbia maculata A. C. Sanders 1986-7-30 6810 Los Angeles El Segundo Dunes, immediately west of L.A. International Airport & Pershing Dr., east of Vista de Mar Blvd., coastal dunes formerly largely occupied by residential neighborhoods where houses were removed ca. 15 years ago, growing from a pavement crack 29 Comment
  UCR95515  Euphorbia maculata L. C. Wheeler 1966-9-21 8882 Los Angeles San Gabriel Mtns., San Gabriel Canyon, El Encanto 259 Comment
  UCR97079  Euphorbia maculata Scott D. White 1996-8-31 4506 Los Angeles City of Claremont, Geneva Avenue, north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne. 323 Comment
  RSA607628  Euphorbia maculata L. C. Wheeler 1950-9-10 6788 Los Angeles San Gabriel Mountains. San Dimas Canyon Dam. 434 Comment
  RSA32390  Euphorbia melanadenia Anstruther Davidson 1895-04 s.n. Los Angeles Garvanza Hills Comment
  RSA583017  Euphorbia misera T. S. Ross, Janet Takara, Stacey Otte 1993-4-24 6944 Los Angeles Santa Catalina Island, ca. 1600 ft NE of Little Harbor on slope overlooking the harbor. 40 Comment
  RSA133817  Euphorbia peplus P. H. Raven 1959-10-9 14612 Los Angeles University of california west Los Angeles. 130 Comment
  CDA4878  Euphorbia terracina T. C. Fuller 1971-7-2 19910 Los Angeles University of California Botanic Garden, Westwood. Comment
  LA88587  Euthamia occidentalis O. H. Kappler; 1942-11-1 356 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG107222  Extriplex californica J. Rebman, J. Dunn 1996-4-29 3121 Los Angeles Eel Cove, near Eel Pt Comment
  SBBG31449  Extriplex californica R. F. Thorne 1966-4-5 Los Angeles Cottonwood Cyn 106 Comment
  RSA0093459  Festuca arundinacea R. G. Swinney 2011-9-22 15665 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  UCR180379  Festuca arundinacea Scott D. White, Pam Devries 2006-5-9 11411 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
  UCR223585  Festuca dertonensis R. G. Swinney 2009-6-8 11068 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
  RSA0104991  Festuca myuros R. G. Swinney 2011-3-18 14147 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  UCR191690  Festuca octoflora A. C. Sanders 2008-4-23 35076 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  CAS-BOT-BC487554  Ficus microcarpa R. E. Riefner, Jr. 2015-5-2 15 -141 Los Angeles City of Glendale, Los Angeles River, Glendale Narrows Riverwalk, Flower St. W of Fairmont Ave. 146 Comment
  UCR267286  Ficus microcarpa R. E. Riefner Jr. 2015-7-26 15- 211 Los Angeles City of Glendale, E side of Glendale Freeway (Hwy 2), Ripple St. at Rosanna St. 116 Comment
  CAS-BOT-BC154072  Ficus rubiginosa A. C. Sanders; Lee Jones 2005-4-8 29373 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  RSA654863  Filago californica A. C. Sanders, D. Malueg 1998-6-24 22068 Los Angeles San Gabriel Mnts.: E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Canyon Road, ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  UCR209153  Filago californica Dan S. Cooper 2009-4-22 409- 1 .2 Los Angeles Eastern Santa Monica Mtns., Burbank Peak, Griffith Park, Los Angeles 512 Comment
  RSA562555  Filago gallica Steve Boyd, Orlando Mistetta 1993-5-11 8126 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  RSA453790  Foeniculum vulgare F. R. Fosberg 1931-7-9 S- 5362 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  SBBG127034  Forestiera pubescens A. Parikh, N. Gale 2011-7-2 3529 Los Angeles rd to Barley Flats, 2.5 km WSW of Shortcut Station, 0.4 km N of St Hwy 2; San Gabriel Mtns 1505 Comment
  UCSB13359  Frankenia salina Breedlove, Dennis 1961-9-24 Los Angeles Ballast Point, S side of Catalina Harbor; Santa Catalina Island Comment
  JEPS43923  Fraxinus dipetala Frank W. Peirson 1919-4-19 383 Los Angeles Pacoima Canyon San Gabriel Mountains 609 Comment
  PASA19  Fraxinus dipetala Sally Ellis 1939-5-12 Los Angeles San Dimas Canyon Comment
  RSA69898  Fraxinus velutina var. coriacea F. W. Peirson 1921-6-20 2459 Los Angeles West fork of San Gabriel River 457 Comment
  SBBG72771  Fremontodendron californicum Anstruther Davidson -Jul-1893 Los Angeles Big Rock Crk Comment
  RSA590598  Fremontodendron californicum subsp. californicum Tim S. Ross, W. Appleby 1993-5-13 7130 Los Angeles Western San Gabriel Mountains: 600 meters, 346 NNW of Wilson Canyon Saddle, at the head of Whitney Canyon, about 100-120 meters WSW of the 3151-foot ridgetop knoll. 933 Comment
  RSA649655  Fremontodendron californicum subsp. californicum Michael Horn 1991-5-7 27 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  SEINET8716151 Image available Fritillaria biflora Louis C. Wheeler 1932-1 453 Los Angeles Near mouth San Dimas Canyon, San Gabriel Mts. Alt. 1400 ft. 427 Comment
  CAS-BOT-BC304323  Galinsoga parviflora F. W. Peirson 1931-4-11 9375 Los Angeles 1077 New York Ave, Altadena Comment
  RSA772297  Galium R. G. Swinney 2009-4-28 10534 Los Angeles summit of Mt. Emma. 1585 Comment
  RSA706906  Galium Gary D. Wallace, M. Wallace 1985-3-2 2179 Los Angeles Palos Verdes Peninsula, S of Los Angeles. N of Portugese Bend and the school on Forrestal Rd. Comment
  UCR205241  Galium angustifolium R. G. Swinney 2005-8-11 8446 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  SFV21421  Galium angustifolium subsp. angustifolium L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1029 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Along road across from Brand Canyon Debris Basin at mouth of Brand Canyon. 262 Comment
  UCD121696  Galium aparine Mark Hoefs; Doug Propst 1973-4-6 154 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 304 Comment
  CAS-BOT-BC217454  Galium catalinense Geo. B. Grant No date on label. 2282 Los Angeles Avalon Isthmus Comment
  RSA187809  Galium catalinense subsp. catalinense Robert F. Thorne 1966-4-7 35983 Los Angeles Santa Catalina Island. Above beach near Parson Landing W of Arrow Point 5 Comment
  UC2029963  Galium grande V. Soza, Samantha Tessel 2001-6-18 1291 a Los Angeles Transverse Ranges, San Gabriel Mountains region: Upper Winter Creek Trail, above Santa Anita Canyon, ca. 1.5 miles from trailhead out of Chantry Flat area. Comment
  UCR146234  Galium grande Valerie Soza, Monica Acosta 2001-6-19 1296 A Los Angeles Transverse Ranges, San Gabriel Mountains region, Mt. Wilson Trail helispot, W side Little Santa Anita Canyon, c. 2 mi from the Mt. Wilson trailhead in Sierra Madre 823 Comment
  UCR159828  Galium grande Valerie Soza, Kent Hughes 1999-6-17 564 Los Angeles Transverse ranges; San Gabriel Mountains, Upper Winter Creek Trail 793 Comment
  RSA660163  Galium hallii Orlando Mistretta 1992-5-25 443 Los Angeles Transverse Ranges; San Gabriel Mountains region: Fenner Canyon Conservation Camp, Between camp boundary and water tower. Comment
  RSA760671  Galium hallii R. G. Swinney 2008-8-13 9407 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  CAS-BOT-BC223136  Galium johnstonii Wesley Griesel 1963-8-9 874 Los Angeles Hwy #2 near Mt. Pacifico turnoff, San Gabriel Mts. 1828 Comment
  JEPS56040  Galium johnstonii Lauramay T. Dempster and Clare Hardham 1965-6-20 4156 Los Angeles 3.5 mi nw Big Pines (on road to Valyermo, n side mountains); San Gabriel Mts. 1798 Comment
  RSA609101  Galium johnstonii Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. 1799 Comment
  SBBG105079  Galium nuttallii subsp. insulare T. Ross 1993-4-21 6860 Los Angeles vicinity of Cactus Pk (1560); slope and small ridges N of Cactus Pk summit 402 Comment
  LA211119  Galium parisiense Arthur C. Gibson; Tarja Sagar 2009-6-30 5261 Los Angeles SANTA MONICA MOUNTAINS, Along service road, SMMNRA Peter Strauss. Comment
  UCR274089  Galium parisiense Steven A. Junak 2000-5-19 SCa- 1322 Los Angeles California Islands, Santa Catalina Island, just west of road, near Opuntia patch 317 Comment
  CATA1942  Gambelia speciosa Reid Moran 1941-2-23 602 Los Angeles Santa Catalina Island: Northwest of Johnson's Valley 9 Comment
  SBBG98430  Gambelia speciosa T. Ross 1991-5-23 5481 Los Angeles lower Tota Cyn, E escarpment 36 Comment
  RSA574306  Gamochaeta pensylvanica R. G. Swinney 1994-5-7 2823 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  UCR129779  Gamochaeta pensylvanica L. C. Wheeler 1936-3-8 4080 Los Angeles San Gabriel Mtns, Millard Canyon 457 Comment
  UCR194742  Gamochaeta pensylvanica Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 720 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
  CAS-BOT-BC158004  Garrya veatchii Ernest Braunton 1903-1-10 791 Los Angeles Arroyo Seco 243 Comment
  UC1122717  Garrya veatchii R. St. John 1930-1-23 79 Los Angeles Saddle Peak; Santa Monica Mts., Calabasas Quad. 762 Comment
  RSA188346  Gastridium phleoides R. F. Thorne, M. Z. Thorne 1966-5-31 36435 Los Angeles Santa Catalina Island: Fern Canyon W of Orizaba Mountain 229 Comment
  RSA802047  Gastridium phleoides Orlando Mistretta, Kristie Haydu 2011-7-20 5960 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  SBBG117104  Gastridium phleoides S. A. Junak with R. N. Philbrick, M. L. Hoefs 2001-5-19 SCa 1568 Los Angeles Just E of Airport, N of Airport Rd 445 Comment
  CAS-BOT-BC282616  Gastridium phleoides Carl B. Wolf 1932-5-10 3523 Los Angeles Along the Equestrian Trail, back of Avalon, Santa Catalina Island 259 Comment
  RSA413931  Gastridium phleoides Robert M. Perkins 1936-4-20 s.n. Los Angeles [Unspecified] Comment
  POM225123  Gaura sinuata Garrettson 1936-6-10 s.n. Los Angeles Beet field, east of Puente. Comment
  RSA229169  Gayophytum heterozygum Robert F. Thorne, C. W. Tilforth 1971-6-29 40709 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: along Aliso Creek at Tie Canyon where crossed by Angeles Forest Rd. 1372 Comment
  UCR86819  Gazania linearis Scott D. White 1995-4-27 2937 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA696766  Gazania rigens Kenneth Beard 1934-06 s.n. Los Angeles Garden, Artesia. Comment
  RSA511030  Genista canariensis Pinney 1890-1 s.n. Los Angeles Arroyo Seco, Pasadena Comment
  POM346774  Geranium californicum Greg Wright 1971-7-24 359 Los Angeles SE Calif Hwy 2, 150 yds sw intersection calif. Hwy N4, 4 mi. W Wrightwood. 2097 Comment
  RSA390992  Geranium carolinianum Geo. L. Moxley 1913-1 251 Los Angeles Annandale Comment
  SEINET4044526  Geranium carolinianum D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 167 Comment
  RSA609600  Geranium carolinianum Louis C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, Shuler Canyon. 389 Comment
  CAS-BOT-BC225251  Gilia R. G. Swinney 2009-4-28 10555 Los Angeles Summit of Mt. Emma, Pacifico Mtn. 7.5' Q, Transverse Range, San Gabriel Mountains 1607 Comment
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Sep 2 2017
  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
  RSA0091739  Gilia R. G. Swinney 2011-5-12 14676 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
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Dec 7 2018
  UCR192048  Gilia A. C. Sanders 2008-4-11 34845 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM 'Pine 995 Comment
  UCR192189  Gilia A. C. Sanders 2008-4-17 34938 Los Angeles Transverse Range, mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon 956 Comment
  UCR198515  Gilia Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  LA201778  Gilia achilleifolia Arthur C. Gibson; 2001-5-18 4868 Los Angeles Comment
  UC963973  Gilia aliquanta subsp. aliquanta R. F. Hoover 1938-4-16 3121 Los Angeles near Bailey's; Upper Antelope Valley Comment
  SD241127  Gilia angelensis Mark A. Elvin 2003-4-22 2529 Los Angeles Western Transverse Range: Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S. of Santa Clara River and Hwy 126, c. 4 mi east of Ventura Co. line (Val Verde 7.5'Q) 341 Comment
  UC52698  Gilia angelensis Geo. B. Grant Feb 1900 2255 Los Angeles Pasadena Comment
  UCR125394  Gilia angelensis A. C. Sanders, Mark Elvin 2003-3-5 25743 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
  LA52323  Gilia angelensis A. M. Johnson; 1932-5-5 3845 Los Angeles Santa Monica Mountains, University of California, Los Angeles, Bel-Air, Westwood Comment
  UCR127210  Gilia capitata A. C. Sanders 2003-5-1 26243 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 396 Comment
  UCR129869  Gilia capitata P. A. Munz, L. T. Street, G. Williams 1919-4-5 2418 Los Angeles San Gabriel Valley, Puddingstone Canyon, San Dimas 335 Comment
  RSA783536  Gilia capitata J. D. Olmsted 1958-10-26 115 Los Angeles Near eastern boundary of Los Angeles County. Blanchard Park on Pomona College campus. 366 Comment
  UC52708  Gilia capitata subsp. abrotanifolia J. Burtt Davy May 9 1896-May 24 1896 2638 c Los Angeles Leonis Valley Antelope Valley, Leonis Valley Comment
  UCD117681  Gilia capitata subsp. abrotanifolia James Henrickson 1966-4-16 2237 Los Angeles Soledad Canyon, along Escondito Canyon Road, 1 mile NW of Highway 14. 883 Comment
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Jul 9 2014
  LA206998  Gilia latiflora Eliz. Grant; 1937-5-8 sn Los Angeles Mint Canyon 1523 Comment
  CAS-BOT-BC226315  Gilia latiflora subsp. davyi Timothy S. Ross; Steve Boyd 1994-5-25 7882 Los Angeles Liebre Mountains. West Summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersection of sections 3, 4, 9, & 10 1708 Comment
  CHSC34462  Gilia latiflora subsp. davyi J. Eckert 1968-4-13 99 Los Angeles 5 mi. N. of Pearblossom off Hwy. 138 in S. Mojave Desert. 762 Comment
  RSA709792  Gilia latiflora subsp. davyi LeRoy Gross 2005-4-28 2168 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
  SBBG98091  Gilia nevinii T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5128 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  UCR177486  Gilia ochroleuca subsp. bizonata LeRoy Gross 2005-5-3 2242 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-BC401992  Gilia ochroleuca subsp. bizonata Tim Ross; Steve Boyd; Orlando Mistretta; Peter Fritsch; Alex Quici 1990-6-27 3902 Los Angeles Liebre Mountains. Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon 1731 Comment
  UCR272538  Gilia ochroleuca subsp. vivida R. G. Swinney 2011-8-5 15602 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
  RSA570190  Gilia sinuata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 s.n. Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  RSA72311  Gilia sinuata F. W. Peirson 1919-6-14 9324 Los Angeles Rock Creek, north slope of San Gabriel Mts. 1524 Comment
  JEPS69711  Gilia splendens subsp. splendens Mrs. Edwin S. Fuller July 1933 Los Angeles Inglewood 1584 Comment
  SD125840  Glebionis coronaria Clifton F. Smith 1958-3-30 5692 Los Angeles Manhattan Beach. Comment
  SEINET10631171  Glycine max Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3743 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  SFV6448  Glyptopleura marginata T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-28 201 Los Angeles Mojave Desert Antelope Valley. Llano. 165th Street East and T8 Avenue. 900 Comment
  UCR240244  Gnaphalium californicum Dan S. Cooper 2012-9-26 912- 60 Los Angeles Los Angeles Basin, Culver City, Baldwin Hills Scenic Overlook 129 Comment
  RSA762341  Gnaphalium luteoalbum R. G. Swinney 2008-10-20 9653 Los Angeles San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA782115  Gnaphalium palustre A. C. Sanders, Dan S. Cooper 2010-4-30 38153 Los Angeles Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC110269  Grayia spinosa Timothy S. Ross; J. Mark Porter 1994-5-1 7594 Los Angeles Southwestern Mojave Desert. Open desert, ca. 1870 m southwest of Three Sisters Buttes, along Black Butte Basin Road. 966 Comment
  CAS-BOT-BC110274  Grayia spinosa David Dreyer 1968-4-6 s.n. Los Angeles North edge of San Gabriel Mountains. 1493 Comment
  SBBG72617  Grayia spinosa M. N. Ackley 1927-5-8 101 Los Angeles Little Rock foothills 914 Comment
  SBBG8290  Grindelia hirsutula H. and M. Dearing 1941-2-13 4530 Los Angeles corner of Western and Manchester, Los Angeles Comment
  UC1746499  Grindelia hirsutula A. C. Sanders with D. Malueg, K. D. Jones 1999-11-19 23268 Los Angeles Oat Mountain; Santa Susana Mountains: Aliso Canyon Oil Field Comment
  CLARK-A1528-1860  Grindelia robusta John C. Roos 1937-6-29 2484 Los Angeles Malibu Beach Comment
  RSA244777  Guillenia lasiophylla F. R. Fosberg 1931-4-13 4594 Los Angeles Pebble [Pebbly] Beach Canyon, Santa Catalina Island 25 Comment
  CAS-BOT-BC304624  Gutierrezia californica Brandegee No date on label s.n. Los Angeles Arroyo Seco, San Gabriel Mts. 350 Comment
  OBI82196  Gutierrezia microcephala Richard G. 'Dick' Swinney 2009-11-13 11606 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station. (Acton 7.5' Q.) 921 Comment
  CAS-BOT-BC302130  Gutierrezia sarothrae Le Roy Abrams 1900-8-11 856 Los Angeles San Gabriel Canon [Canyon] Comment
  RSA597987  Harpagonella palmeri Lauren Raz, Mistretta, Wall 1997-3-16 68 Los Angeles Santa Catalina Island. Avalon Canyon via ''Divide Trail'', NE of the Wrigley Botanical Garden. 182 Comment
  UCR143227  Harpagonella palmeri F. R. Fosberg 1931-5-4 S- 4766 Los Angeles Channel Islands, Santa Catalina Island; Bullrush Canyon 200 Comment
  SDSU2667  Hazardia squarrosa R. M. Beauchamp 1967-3-20 380 Los Angeles Above Abalone Point, south of Avalon; Santa Catalina Island. Comment
  LA105285  Hazardia squarrosa var. grindelioides Barry A. Prigge; 1988-10-8 8365 Los Angeles Santa Susana Mountains, East Canyon, ca 2 mi.SSE of Newhall and from the mouth of the canyon at The Old Road to ca 1/8 mi. up canyon 444 Comment
  RSA226173  Hazardia squarrosa var. grindelioides Gary D. Cromwell, David W. Wheat 1971-4-30 599 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains 2 miles NE of Glendora. 457 Comment
  RSA90644  Hazardia squarrosa var. grindelioides F. W. Peirson 1918-10-26 227 Los Angeles Big Dalton Canyon, south base of San Gabriel Mts 732 Comment
  UCR117110  Hedera helix A. C. Sanders, D. Malueg 2001-5-17 24325 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  RSA653677  Hedypnois cretica Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 879 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road 365 Comment
  RSA592368  Helenium puberulum Mark Hoefs 1974-4-30 433 Los Angeles Santa Catalina Island: by trail in Hermit's Gulch. 91 Comment
  SFV12536  Helenium puberulum M. H. Grayum, D. L. Koutnik 1977-11-13 848 Los Angeles Santa Susana Mountains West of Limekiln Canyon and just southwest of Horse Flats. 465 Comment
  RSA639244  Helianthemum scoparium R. F. Thorne, M. Z. Thorne 1971-4-25 41345 Los Angeles Johnson's Pasture north of Claremont 609 Comment
  SFV21760  Helianthus annuus L. Gross 2001-4-1 377 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Low hill between La Tuna Canyon Road and Sunland Blvd. Entered at dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. 305 Comment
  UCR219433  Helianthus annuus R. G. Swinney 2009-3-28 10185 Los Angeles Transverse Range; San Gabriel Mountains, Monrovia Mountain Park, along canyon bottom from park entrance to 0.5 mi up canyon 427 Comment
  RSA0110925  Helianthus annuus subsp. lenticularis R. G. Swinney 2010-10-5 13982 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  SBBG8411  Helianthus gracilentus R. Hoffmann 1928-7-9 Los Angeles Bouquet Cyn Comment
  UCR272929  Heliotropium curassavicum Steven A. Junak 2000-6-29 SCa- 1353 Los Angeles Channel Islands, Santa Catalina Island, along east side of Middle Ranch Road, c. 1.1 miles from intersection with Airport Road 293 Comment
  RSA0013474  Heliotropium curassavicum var. oculatum Orlando Mistretta, Youssef Atallah 2011-8-16 6046 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA652839  Hemizonia fasciculata Roxanne Smith 1991-5-21 35 Los Angeles Hills 0.4 mile south-east of Golden Springs and Diamond Bar Blvd. Flat area. Comment
  POM360264  Hemizonia fasciculata F. R. Fosberg 1930-6-23 2943 Los Angeles Del Rey. 1 Comment
  RSA117747  Hemizonia fasciculata S. Carlquist 1956-6-20 402 Los Angeles Along roadside, in dry oat fields between Thousand Oaks and Rolling Hills on Ventura Blvd (Hwy101) San Fernando Valley. Comment
  RSA696928  Hemizonia fasciculata R. H. McArthur 1932-4-30 s.n. Los Angeles Limestone Bouscout Camp. Comment
  SEINET5782063 Image available Hemizonia fasciculata M. F. Wheeler 1938-7-2 Los Angeles at mouth of San Dunas Canyon (E approach), San Gabriel Mts Comment
  CAS-BOT-BC403839  Hesperocnide tenella LeRoy Abrams 1902-6-17 2558 Los Angeles Sepulveda Canyon, Santa Monica Mountains Comment
  RSA235293  Hesperocnide tenella M. A. Piehl 1963-12-8 631087 Los Angeles San Clemente Island. Cave Canyon 0.25 from mouth. 9 Comment
  CAS-BOT-BC143684  Heteromeles arbutifolia June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Pebbly Beach Summit Comment
  OBI69265  Heteromeles arbutifolia John Knapp, Denise Knapp 2003-4-13 29 Los Angeles Catalina Island 104 Comment
  SBBG13424  Heteromeles arbutifolia E. R. Blakley 1968-6-9 5201 Los Angeles cyn W of rd, 2.5 mi N of China Pt 167 Comment
  SBBG17888  Heteromeles arbutifolia P. H. Raven 1962-5-7 17587 Los Angeles just above coast 1 mi S of Wilson Cove 22 Comment
  UCR125256  Heteromeles arbutifolia A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25494 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  HSC79918  Heterotheca sessiliflora James Henrickson 1972-11-2 8102 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  UCR270651  Heterotheca sessiliflora R. G. Swinney 2011-11-1 15938 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
  SBBG63107  Heterotheca sessiliflora subsp. fastigiata R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  SFV21038  Heterotheca sessiliflora subsp. fastigiata L. Gross 2001-11-10 453 Los Angeles Verdugo Mountains North side of mountains off the 210 Freeway, east bound La Tuna Canyon Road exit. Opposite this exit is a road that starts out paved (Hostetter Mountainway); follow this road that parallels the freeway east until a dirt road forks off on the right (southeast). Don't take the road that forks off to the right, stay parallel with the freeway a short distance. 457 Comment
  UCR269180  Heterotheca sessiliflora subsp. fastigiata Duncan S. Bell, Caitlin Elam 2013-8-1 5574 Los Angeles Transverse Range; San Gabriel Mountains, Sheep Mountain Wilderness, south side of Prairie Fork, Pine Mountain Ridge, above Lupine Campground area and below Columbine Spring 2031 Comment
  RSA0063114  Heuchera elegans T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3769 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  UCR181109  Heuchera elegans R. G. Swinney 1997-4-25 5508 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  RSA0087291  Heuchera elegans Joseph A. Ewan 1930-6-25 2663 Los Angeles Near summit of Mt. Islip, San Gabriel Mountains. 2470 Comment
  UCR189850  Hieracium albiflorum R. G. Swinney 1998-7-21 6467 Los Angeles San Gabriel Mtns., upper Fish Fork drainage, vicinity of junction of Upper Fish Fork Trail and Dawson Peak Trail 1951 Comment
  CAS-BOT-BC319766  Hieracium argutum F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Upper Millards Canyon, San Gabriel Mountains Comment
  UC444469  Hieracium argutum Fordyce Grinnell Jr. 1904-7-29 Los Angeles Arroyo Seco Canyon Comment
  SFV1417  Hirschfeldia incana K. A. Wilson, D. E. Bianchi 1961-2-2 812 Los Angeles Santa Susana Mountains Granada Hills. Base of Limekiln Canyon. 350 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
  UCR265589  Hordeum depressum Jordan Zylstra, Sandra L. Leatherman 2014-4-23 14016 Los Angeles Western Transverse Range, Northlake development site, between Intertstae 5 and Castaic Lake 402 Comment
  RSA544547  Hordeum intercedens Timothy S. Ross, Elizabeth Kellogg 1992-4-11 6119 Los Angeles San Clemente Island: W of the west fork of China Canyon. 80 degrees E, 405m distant from 1448'BM. 403 Comment
  UCR186928  Hordeum murinum A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32026 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  CAS-BOT-BC289331  Hordeum murinum subsp. glaucum John H. Thomas 1957-5-17 6767 Los Angeles Occidental College Campus near Moore Laboratory, Los Angeles Comment
  POM352452  Hordeum murinum subsp. glaucum Ida Lou Sayler 1942-4-10 s.n. Los Angeles Vacant lots, south Pasadena Comment
  POM352466  Hordeum murinum subsp. leporinum Edwin Kline 1924-5-16 s.n. Los Angeles Los Angeles. Comment
  RSA0116324  Hordeum murinum subsp. leporinum Teresa B. Salvato 2008-4-25 3347 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert: Hwy 138, west of Cow Spring Canyon and 0.6 mi east of 300th Street West. 930 Comment
  UCR89406  Hordeum vulgare David Charlton 1991-5-27 5301 Los Angeles Western Mojave Desert, NE of Palmdale and north of Little Rock, junction of 90th St. East and C Street on road to Edwards A.F.B. 945 Comment
  SD37701  Horkelia cuneata var. puberula Edith A. Purer 1935-5-11 6592 Los Angeles Santa Monica Mountains, near junction of Malibu Lodge Road and Ventura Boulevard Comment
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May 28 2014
  RSA0126814  Horkelia rydbergii Louis C. Wheeler 1967-7-15 10027 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  CAS-BOT-BC213015  Hosackia crassifolia I. M. Johnston 1917-6-20 1495 Los Angeles Bakly Lookout of U.S.F.S. 2133 Comment
  UCR190365  Hulsea vestita R. G. Swinney 2001-6-16 7973 Los Angeles San Gabriel Mtns., Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons 1951 Comment
  RSA453764  Hydrocotyle ranunculoides Anstruther Davidson 1893-8-13 s.n. Los Angeles E. Los Angeles. Comment
  RSA594196  Hymenoclea salsola Steve Boyd, Lauren Raz 1996-10-14 9054 Los Angeles Liebre Mountains region, near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. 939 Comment
  RSA562801  Hymenolobus procumbens D. Charlton 1992-4-17 s.n. Los Angeles Piute Ponds, SW corner of Edwards afb, S of Rosamond and N of Lancaster. 701 Comment
  RSA607831  Hyparrhenia hirta L. C. Wheeler 1947-6-15 6527 Los Angeles Altadena: Canyon Crest Drive and Sincoln [Lincoln] Ave. Comment
  UCD86579  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Westwood. NW corner of Sunset Blvd. and Groverton St. Comment
  RSA80698  Hypericum formosum var. scouleri F. W. Peirson 1907-7-9 2072 Los Angeles Pine Flats Comment
  SD31210  Isocoma acradenia var. bracteosa Edith A. Purer 1931-4-28 1756 Los Angeles Palos Verdes Hills Comment
  CHSC62038  Isocoma menziesii var. menziesii L. P. Janeway 1993-10-5 4606 Los Angeles Puente Hills; at the head of Arroyo San Miguel. Dirt road and drilling pad. 228 Comment
  RSA654349  Isocoma menziesii var. vernonioides Valerie L. Soza, LeRoy Gross 2000-5-25 962 Los Angeles South Side; North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 548 Comment
  SDSU19645  Isocoma menziesii var. vernonioides Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2202 Los Angeles San Clemente Island, ca. 0.7 mile north-northwest of South Point, along ridge. 122 Comment
  UC917904  Isocoma menziesii var. vernonioides Frank W. Gould 1943-10-26 2169 Los Angeles Compton Comment
  UC32934  Iva axillaris subsp. robustior Dr. Vought 1896-5-1 Los Angeles Antelope Valley Comment
  CAS-BOT-BC101898  Juglans californica LeRoy Abrams 1902-3-11 3117 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  POM202247  Juglans californica P. A. Munz 1934-4-2 13142 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  RSA167619  Juglans californica Peter H. Raven, Robert Thorne 1964-5-7 19004 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA580972  Juglans californica Catherine A. Mish 1995-3-9 23 Los Angeles Santa Monica Mts., Hollywood Reservoir. 250 Comment
  CAS-BOT-BC101915  Juglans californica Alice Eastwood 1939-4-16 18912 a Los Angeles Santa Ana Botanic Garden Comment
  RSA0035014  Juglans californica L. E. Hoffman s.n. Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC383066  Juglans hindsii R. E. Riefner, Jr. 2014-5-10 14 -115 Los Angeles San Fernando Valley, City of Los Angeles, Encino, Sepulveda Flood Basin, E of Hjelte Sports Complex along Encino Creek, W of San Diego Freeway, S of Burbank Blvd. 216 Comment
  CATA1086  Juncus acutus subsp. leopoldii Mark L. Hoefs 1995-5-16 2036 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA795192  Juncus bufonius Jane Tirrell 2012-7-25 LS 0130 Los Angeles South side California State Route 2 approx. 1.25 mi. east of Islip Saddle between mile markers 66.43 and 66.82. 2235 Comment
  SBBG12066  Juncus bufonius P. H. Raven 1962-4-10 17238 Los Angeles ca. 1.5 mi N of Thirst 457 Comment
  SBBG31274  Juncus bufonius R. F. Thorne 1966-6-1 36496 Los Angeles upper end of Cape Cyn 335 Comment
  RSA151123  Juncus bufonius Peter H. Raven 1962-5-8 17594 Los Angeles San Clemente Island: mouth of canyon at south end of Seal Cove 9 Comment
  RSA0098790  Juncus bufonius var. bufonius R. G. Swinney 2011-6-1 14939 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  RSA0091147  Juncus bufonius var. occidentalis R. G. Swinney 2011-10-10 15740 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
  CAS-BOT-BC320588  Juncus dubius Peter Rubtzoff 1988-10-7 9959 Los Angeles Gold Creek Rd near jctn with Little Tujunga Rd, Little Tujunga Canyon, ca. 2 mi NE of the entrance to Angeles National Forest, or ca. 4 mi NE of jctn of Osborne St & Foothill Blvd., San Gabriel Mountains. 478 Comment
  RSA530057  Juncus macrophyllus Timothy S. Ross 1991-8-16 5852 Los Angeles Horse Flats, San Gabriel Mountains. 1713 Comment
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Sep 24 2014
  RSA177697  Juncus mexicanus Robert F. Thorne, Percy C. Everett 1965-5-11 34650 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. Comment
  JEPS45908  Juncus rugulosus Joseph Andorfer Ewan 1934-8-11 8344 Los Angeles below Newcomb's Ranch (Chilao region, San Gabriel Mts.); San Gabriel Mts., Chilao region 1645 Comment
  RSA522340  Juncus rugulosus Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4022 Los Angeles San Gabriel Mountains: NE of Tie Summit Station and E of Angeles Forest Highway, Tujunga Ranger District. Westerly drainage that meets Tie Canyon. 1524 Comment
  RSA368356  Juncus textilis Robin S. Collins 1973-5-28 328 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 1098 Comment
  RSA368362  Juncus textilis Anstruther Davidson 1920-1 s.n. Los Angeles Los Angeles River. Comment
  UCR180565  Juncus xiphioides Scott D. White, Andrea Warniment 2006-7-18 11632 Los Angeles SE Tehachapi Mtns, Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway 1098 Comment
  UCR201829  Juncus xiphioides Scott D. White, Justin M. Wood 2008-10-7 12555 Los Angeles San Gabriel Mountains, west fork of the San Gabriel River, between Bear Creek and Rincon Red Box Road 220 Comment
  UCSB68640  Juncus xiphioides Gross, LeRoy; Gutman, Andrea; Gutman, Sarah 2000-9-8 Los Angeles Tujunga Ponds; Big Tujunga Wash; Verdugo Mts 335 Comment
  RSA264624  Juncus xiphioides H. E. Hasse 1890-06 2534 Los Angeles Canyon, Santa Monica Range. Comment
  RSA368386  Juncus xiphioides F. R. Fosberg 1931-7-10 S- 5371 Los Angeles Eagle s Nest. Middle Ranch Canyon, Santa Catalina Island. 180 Comment
  LA202624  Juniperus californica Arthur C. Gibson; Tarja Sagar 2006-8-30 5133 Los Angeles Santa Monica Mountains, Cornell Corners, above Cornell Way (Sideway Rd?) 274 Comment
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Oct 1 2018
  NY42160  Juniperus californica J. B. Walker 1994-8-10 887 Los Angeles At Lebec exit off I-5, N of town of Gormon 250 Comment
  RSA239431  Juniperus californica C. W. Tilforth, John Dourley 1973-5-24 819 Los Angeles Bob's Gap, 2 mi ENE of Valyermo Comment
  SFV290  Juniperus californica P. G. Kilburn 1958-1-18 589 A Los Angeles On highway 6, 1 mile south of Vincent California on the Mint Canyon Road._x000B_Plant beside road. Comment
  UC79  Juniperus californica J. H. Barber 1897-6-28 206 Los Angeles Kentucky Springs Comment
  POM244244  Keckiella breviflora Carl B. Wolf 1936-5-27 7842 Los Angeles Indian Canyon Camp, 2 miles off Soledad Canyon 915 Comment
  JEPS11572  Keckiella cordifolia Frank W. Peirson 1924-6-16 Los Angeles Pasadena Comment
  POM158261  Keckiella cordifolia M. B. Dunkle 1928-5-28 1967 Los Angeles Avalon Canyon, Santa Catalina Island. 46 Comment
  POM257560  Keckiella cordifolia Carl B. Wolf 1932-5-9 3472 Los Angeles Santa Catalina Island. Pebbly Beach Canyon. about 1/2 mi. way to Mexican Houses. 61 Comment
  RSA248668  Keckiella cordifolia Christopher Davidson 1974-6-4 2286 Los Angeles Tapia Park, off Malibu Canyon Rd. Comment
  RSA401775A  Keckiella cordifolia R. J. Tinkler 1969-7-12 s.n. Los Angeles Mullholland Drive, west of San Diego Freeway. Comment
  UCR260627  Keckiella cordifolia R. G. Swinney 2010-8-9 13452 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail 427 Comment
  UCR78156  Keckiella cordifolia Wandalee Thompson 1964-6-21 56 Los Angeles Transverse Range; Liebre Mtns., San Francisquito Canyon Road, San Francisquito Canyon, Angeles National Forest 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
  RSA295267  Keckiella ternata subsp. ternata R. S. Woglum 1937-7-17 842 Los Angeles Soldier Creek, upper San Gabriel River Canyon. 1372 Comment
  RSA403463  Koeleria macrantha Geo. L. Moxley 1915-7-21 408 Los Angeles Barley Flats, San Gabriel Mountains. Comment
  LA204718  Krascheninnikovia lanata Carl Clawson Epling; May 1925 11003 Los Angeles SW of Palmdale 609 Comment
  RSA0012044  Krascheninnikovia lanata R. G. Swinney 2009-4-29 10601 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  RSA69953  Krascheninnikovia lanata F. W. Peirson 1926-4-26 6653 Los Angeles about 1 mile east of Palmdale Comment
  UC1069691  Lactuca serriola Jerome S. Horton 1936-8-26 395 Los Angeles Tanbark Pomona Quadrangle Comment
  UCR126787  Lagophylla ramosissima Mark A. Elvin 2003-6-12 2946 Los Angeles Santa Clarita Valley, Newhall Ranch, south of Magic Mountain Amusement Park, west of The Old Road 366 Comment
  CAS-BOT-BC273824  Lamarckia aurea John H. Thomas 1957-4-27 6696 Los Angeles Santa Monica Mountains. Coastal hills, west side of mouth of Latigo Canyon, about 3 miles northwest of Pt. Dume. 15 miles due west of Santa Monica 152 Comment
  RSA533929  Lamarckia aurea Timothy S. Ross, Orlando Mistretta, M. Hammit 1991-5-19 5228 Los Angeles San Clemente Island, southeast end of island; terrace 1650 ft WNW of Guds, graded by the Navy to form a 'pad' 201 Comment
  RSA729191  Lamarckia aurea R. G. Swinney 1999-5-15 7170 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  SD253341  Lamarckia aurea R. G. Swinney 2011-3-26 14231 Los Angeles San Gabriel Mountains: San Dimas Experminetal Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Canyon (Glendora 7.5'Q) 476 Comment
  SEINET175772 Image available Lamarckia aurea M. E. Jones 1982-5-1 3214 Los Angeles Los Angeles Comment
  UCSB403  Lamarckia aurea Wedberg, H. 1957-5-4 Los Angeles UCLA Faculty Hill Comment
  RSA592153  Lamium amplexicaule Louis C. Wheeler 1967-5-7 9282 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 610 Comment
  CATA2229  Lantana montevidensis Sara L. Crockett 1997-4-21 133 Los Angeles Santa Catalina Island: 333 Hiawatha Street, corner of Hiawatha and Marilla Streets 44 Comment
  RSA264062  Lasthenia californica Noel Holmgren 1974-4-5 7626 Los Angeles N foothills of the San Gabriel Mtns, Portal Riudge, 13 airline miles W of Lancaster. 1067 Comment
  UC135162  Lasthenia californica subsp. californica C. F. Baker 1904-4-1 4089 Los Angeles Claremont Comment
  UC89997  Lasthenia coronaria J. C. Nevin Los Angeles Los Angeles Comment
  SBBG117120  Lasthenia gracilis S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1533 Los Angeles Cottonwood Cyn, just S of Cottonwood-Blackjack Rd, ca. 2.6 mi inland from mouth of cyn 256 Comment
  UC891318  Lasthenia gracilis Marcus E. Jones, A. M. 1882-5-2 3211 Los Angeles Pasadena Comment
  POM343360  Lasthenia gracilis F. R. Fosberg 1983-4-22 64131 Los Angeles Lake Hughes, San Gabriel Mts. Comment
  SEINET269220  Lathyrus vestitus Scott D. White, Chet McGaugh 1995-5-9 2997 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  UC1293682  Lathyrus vestitus subsp. laevicarpus P. C. Everett and E. K. Balls 1959-6-2 23835 Los Angeles 1 mi ne entrance to Stokes Canyon; Santa Monica Mts. 182 Comment
  RSA0016936  Lathyrus vestitus var. vestitus Kelly Middleton, David Middleton 1988-5-8 3 Los Angeles Glendora Ridge Road, 4.4 miles west of Mt. Baldy Road intersection. Roadside collection. 1220 Comment
  RSA649606  Lathyrus vestitus var. vestitus Lori Ackerman, Gerald Braden 1988-4-22 7 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  UCR194615  Layia glandulosa R. G. Swinney 1999-5-1 7094 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  POM361623  Layia glandulosa George B. Grant 1904-5-5 4074 Los Angeles Arroyo Seco canyon, Sierra Madre Mountains Comment
  LA88350  Layia hieracioides O. H. Kappler; 1944-5-21 631 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido, N slope 182 Comment
  UCR271212  Layia platyglossa R. G. Swinney 2011-4-20 14453 Los Angeles San Gabriel Mountains/ Western Mohave Desert, Vincent, 2.9 miles SE of Lake Palmdale on Carson Mesa, 100-200 m east of Angeles Forest Hwy 1000 Comment
  CAS-BOT-BC377805  Layia platyglossa Ernest C. Twisselmann 1962-4-18 6957 Los Angeles Tehachapi Mountains. Tejon Ranch: north side of Oso Canyon on the road to Mexican Mine 1005 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
  RSA368963  Lemna minor B. C. Templeton, I. W. Clokey 1930-2-18 1485 Los Angeles Rancho La Brea. Comment
  CATA384  Lepechinia fragrans Mark L. Hoefs 1974-5-2 445 Los Angeles Santa Catalina Island: By road on south side of Mt. Black Jack 457 Comment
  CAS-BOT-BC89305  Lepidium flavum A. D. E. Elmer 1902-6-1 3653 Los Angeles Lancaster. Comment
  SBBG70809  Lepidium flavum J. R. and R. C. Robbins 1930-3-25 Los Angeles W Mojave Desert Comment
  CAS-BOT-BC89416  Lepidium fremontii A. D. E. Elmer 1902-6-1 3632 Los Angeles Lancaster. Comment
  CAS-BOT-BC89429  Lepidium fremontii W. R. Dudley; F. H. Lamb 1896-6-4 4312 Los Angeles Lancaster. Comment
  UCR59192  Lepidium lasiocarpum A. C. Sanders 1988-2-18 7691 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar. Blvd. 30 Comment
  SBBG31361  Lepidium nitidum R. F. Thorne 1966-4-7 35988 Los Angeles S of Parson Landing and SW of Arrow Pt 60 Comment
  LA51504  Lepidium nitidum var. nitidum O. H. Kappler; 1944-4-2 578 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido 152 Comment
  SD69661  Lepidium nitidum var. nitidum Robert F. Thorne, Reed Rollins, Propst, R. Carolin 1967-3-19 36762 Los Angeles Santa Catalina Island: Near head of Toyon Canyon Road, upper end west fork of Gallagher's Canyon 365 Comment
  UC1178610  Lepidium virginicum Peter Kamb 1948-3-13 809 Los Angeles Eastern Lovejoy Buttes Antelope Valley 853 Comment
  CAS-BOT-BC60048  Lepidium virginicum var. menziesii Tim Ross; Steve Boyd 1991-4-25 4608 Los Angeles San Gabriel Mountains. Lower Graveyard Canyon (which joins the lower east Fork of the San Gabriel River). 469 Comment
  UC828993  Lepidospartum squamatum Carl B. Wolf 1932-10-19 4349 Los Angeles 1/2 mi s. of Saugus Comment
  RSA127393  Leptochloa fusca subsp. uninervia P. H. Raven, Henry J. Thompson 1959-10-14 14641 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  UC450913  Leptodactylon californicum Fay A. MacFadden 1931-3-26 8 E Los Angeles n side Tuna Canyon (Verduga Hills); , n side Tuna Canyon Comment
  UC84331  Leptodactylon californicum Miss Merritt Los Angeles Los Angeles Comment
  RSA469986  Leptosiphon breviculus S. B. Parish, Greata 1901-05 s.n. Los Angeles Hillsides, near Pasadena. Comment
  RSA774605  Leptosiphon breviculus R. G. Swinney 2009-7-29 11414 Los Angeles Pacifico Mountain summit 2134 Comment
  RSA0095149  Leptosiphon breviculus Orlando Mistretta, Peter L. Morrell 1992-6-4 495 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  SD120819  Leptosiphon liniflorus Frank W. Peirson 1919-6-7 456 Los Angeles Cow Canyon Divide. 1372 Comment
  UCR271462  Leptosiphon parviflorus R. G. Swinney 2011-5-3 14571 Los Angeles San Gabriel Mountains, Newhall, Placerita Canyon Natural Area, 19152 Placerita Canyon Rd., Ecology Trail east of the Nature Center 488 Comment
  RSA612151  Leptosiphon pygmaeus subsp. pygmaeus Steve Boyd, Kent Hughes 1998-5-5 10180 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1158 Comment
  UCR179647  Lessingia filaginifolia R. G. Swinney, Dave Larson 1996-8-7 5237 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  UCR223199  Lessingia filaginifolia R. G. Swinney 2009-7-22 11306 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  SEINET3147934  Lessingia glandulifera G. B. Grant 1906-9-14 686 Los Angeles Pasadena Comment
  UC1069808  Lessingia glandulifera var. glandulifera H. S. Yates 1936-8-28 6369 Los Angeles 2 mi se Big Pine Park; San Antonio Quad. Comment
  CAS-BOT-BC274482  Leymus triticoides LeRoy Abrams 1902-6-12 2523 Los Angeles Ballona Creek, near Mesmer Comment
  SEINET10899774  Libocedrus decurrens Huron H. Smith 1912-1 Smith 4646 Los Angeles Mt. Wilson Comment
  LA103211  Lilium humboldtii subsp. ocellatum Barry A. Prigge; 1985-6-14 6411 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, Murphy Ranch site. 601 Comment
  POM1732  Lilium humboldtii subsp. ocellatum Otis Hiatt 1916-6-3 s.n. Los Angeles Santa Monica Mountains. Comment
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Sep 25 2015
  RSA509704  Lilium parryi Louis C. Wheeler 1967-8-2 10306 Los Angeles San Gabriel Mountains, Angeles National Forest: Sheep Camp Spring, W slope Mt. Pacifico 1951 Comment
  UCR101225  Lilium parryi L. C. Wheeler 1954-9-1 7082 Los Angeles San Gabriel Mtns., Little Rock Creek, c. 1 mi downstream from Cooper Creek 1677 Comment
  UC1043491  Lilium parvum E. K. Balls 1954-8-11 19764 Los Angeles Rancho Santa Botanic Garden Comment
  UC908646  Linanthus aureus subsp. aureus Herbert L. Mason 1926-4-26 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains San Gabriel Mountains Comment
  UC557682  Linanthus bicolor Nell Murbarger Mar 1936 21 Los Angeles Mesa summit, and e side of San Clemente Island San Clemente Island Comment
  CAS-BOT-BC226745  Linanthus californicus Roxana S. Ferris 1941-3-9 10322 Los Angeles Pico Canyon, Santa Susana Mountains, about 2 miles west of U. S. Highway #99 Comment
  RSA0095265  Linanthus californicus subsp. glandulosus J. S. Burns 1992-5-11 10 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest. 762 Comment
  RSA468433  Linanthus californicus subsp. glandulosus M. Bisbee 1917-5-3 s.n. Los Angeles Chaparral slopes, n. Eagle Rock Comment
  RSA584900  Linanthus concinnus R. T. Hawke 1992-5-22 s.n. Los Angeles San Gabriel Mountains, Heath Canyon ridge. Comment
  RSA680223  Linanthus concinnus Valerie L. Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1673 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  CATA190  Linanthus dianthiflorus Mark L. Hoefs, A. Douglas Propst 1973-4-6 159 Los Angeles Santa Catalina Island: Middle of Cape Canyon, north exposure 304 Comment
  LA200754  Linanthus dianthiflorus Jonathan Sauer; H. Walter 1975-4-12 5647 Los Angeles Comment
  LA212129  Linanthus dianthiflorus K. Kneen; 1933-4-11 s.n. Los Angeles Westwood, UCLA campus. "Faculty Hill". Comment
  POM3573  Linanthus dianthiflorus subsp. dianthiflorus Jesse B. Mills s.n. Los Angeles Claremont. 366 Comment
  RSA35934  Linanthus dianthiflorus subsp. dianthiflorus R. F. Thorne 1966-4-6 35934 Los Angeles Santa Catalina Island: about 1 mile W of Empire Landing 213 Comment
  UCR187142  Linanthus liniflorus A. C. Sanders 2006-5-16 32322 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
  RSA0025356  Linanthus parryae Anuja Parikh, Nathan Gale 2010-5-25 3218 Los Angeles WTR, E. Liebre Mtns, Sierra Pelona, 5.5km W of State Highway 14, 2.0 km SW of California Aqueduct. 1120 Comment
  UC572421  Linanthus parryae A. D. Gifford 1935-4-27 634 Los Angeles 3 1/2 mi N of Manzana 853 Comment
  HSC17109  Linanthus parryae C. S. Apperson 1966-5-2 Los Angeles 9 mi. from Sierra Hwy. W on Ave. D Comment
  RSA659926  Linanthus parryae Orlando Mistretta 1992-5-18 341 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UC1602144  Linanthus parviflorus A. D. Gifford 1935-4-15 586 Los Angeles 1.25 mi ne Quail; Tejon Quad. 1036 Comment
  RSA400301  Linaria canadensis var. texana Thekla Mohr 1897-04 s.n. Los Angeles San Gabriel. [the city of?] Comment
  UCR190036  Lithophragma affine R. G. Swinney 1998-6-16 6973 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
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May 8 2012
  RSA468214  Lithophragma affine subsp. mixtum Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon. 350 Comment
  RSA708807  Lithophragma affine subsp. mixtum Valerie L. Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1154 Los Angeles Ridgetop above McDonald Creek. 396 Comment
  RSA84383  Lithophragma bolanderi F. W. Peirson 1925-3-18 5469 Los Angeles South slope of Newhall Grade near Newhall 381 Comment
  CAS-BOT-BC432204  Lithophragma bolanderi G. B. Grant 1901-3-24 s.n. Los Angeles Eaton Canon Comment
  SD64125  Lithophragma heterophyllum W. Bertsch 1953-4-27 86 Los Angeles Little Dalton Canyon 366 Comment
  RSA657439  Lobularia maritima Joseph M. Keefe 2001-1-19 30897 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, 90042. 262 Comment
  RSA549565  Lobularia maritima Timothy S. Ross 1991-3-10 4219 Los Angeles Claremont: Bernard Field Station, on E side of RSA. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  POM222373  Loeflingia squarrosa L. C. Wheeler 1936-4-21 4095 Los Angeles San Dimas Wash. 366 Comment
  RSA709617  Loeflingia squarrosa LeRoy Gross 2005-4-28 2137 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
  SBBG14265  Logfia arizonica M. A. Piehl 1962-6-9 62343 Los Angeles near head of China Cyn, ca. 2 mi from China Pt 213 Comment
  UCR270524  Logfia filaginoides R. G. Swinney 2010-4-13 12178 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  RSA535328  Lolium perenne subsp. multiflorum Timothy S. Ross 1991-5-20 5359 Los Angeles San Clemente Island, uppermost reaches of the Wilson Cove Canyon drainage; 3300 ft. NW of the 750 ft BM 142 Comment
  RSA582053  Lolium rigidum L. C. Wheeler 1933-6-24 1875 Los Angeles Sepulveda Blvd. at Los Angeles River, San Fernando Valley 198 Comment
  CAS-BOT-BC271186  Lolium temulentum G. B. Grant 1903-5-10 5494 Los Angeles Redondo Comment
  SBBG31152  Lolium temulentum R. F. Thorne 1966-4-29 36295 Los Angeles Middle Ranch, Middle Ranch Cyn 198 Comment
  UCR259268  Lomatium dasycarpum R. G. Swinney 2010-3-14 11901 Los Angeles San Gabriel Mountains, Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road 447 Comment
  UCSB12586  Lomatium dasycarpum Dearing, Hugh; Dearing, Margaret 1938-5-22 Los Angeles Decker Ranch Road, Santa Monica Mountains Comment
  RSA308994  Lomatium mohavense J. R. Shevock 1976-4-26 5024 Los Angeles Uncommon to occassional along FS trail 10w09 between South Fork Campground and Devils Chair. San Gabriel Mts., Angeles National Forest. 1372 Comment
  RSA230668  Lomatium nevadense var. parishii R. F. Thorne, M. Z. Thorne 1969-7-9 38543 Los Angeles Angeles National Forest: summit of Table Mountain above Big Pines Ranger Station 2134 Comment
  JEPS25804  Lomatium nevadense var. parishii W. L. Jepson 1939-4-21 19228 B Los Angeles Leonis Valley 975 Comment
  RSA631081  Lomatium vaginatum L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon. Comment
  SD153100  Lonicera hispidula var. vacillans Steven A. Junak 1996-7-24 SCI 652 Los Angeles San Clemente Island; Box Canyon, 1.2 miles inland from beach. 245 Comment
  UC102329  Lonicera hispidula var. vacillans J. W. Toumey 1894-9-10 Los Angeles Catalina Island Comment
  UCR73386  Lonicera interrupta T. S. Ross 1991-8-14 5765 Los Angeles San Gabriel Mtns., Roundtop Mountain 1829 Comment
  IRVC27766  Lonicera subspicata A. C. Sanders 2005-5-11 30149 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  SBBG29799  Lonicera subspicata var. denudata I. W. Clokey, B. Templeton -Jun-1929 4554 Los Angeles Mandeville Cyn 300 Comment
  UC1125303  Lonicera subspicata var. denudata F. H. Raymond 1930-1-29 45 Los Angeles Santa Ynez Canyon Calabasas Quadrangle 213 Comment
  RSA0054965  Lonicera subspicata var. johnstonii Lee Haines 1935-7-2 s.n. Los Angeles Tan Bark Flat, San Gabriel Mts. Comment
  POM18426  Lotus argophyllus subsp. ornithopus P. A. Munz 1923-4-8 6611 Los Angeles San Clemente Island. Comment
  UC866487  Lotus argophyllus var. argenteus Ezra C. Knopf 378 Los Angeles Santa Catalina Island Comment
  SEINET3557274 Image available Lotus crassifolius Victor Duran 1933-7-8 3504 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  POM16979  Lotus crassifolius C. F. Baker 1909-1 s.n. Los Angeles Claremont. Comment
  SFV6171  Lotus grandiflorus R. M. Muran 1974-4-16 62 Los Angeles Santa Monica Mountains Cold Creek Canyon. 427 Comment
  RSA601058  Lotus grandiflorus var. grandiflorus Steve Boyd, Lauren Raz 1997-6-18 9969 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  POM243726  Lotus hamatus F. R. Fosberg 1931-3-27 S- 4406 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon. 120 Comment
  SEINET3131497  Lotus heermannii var. heermannii G. E. Grant 1904-6-10 716 -6100 Los Angeles Ballona Marsh Comment
  UCR155144  Lotus humistratus A. C. Sanders 2005-5-5 29948 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  UCR266290  Lotus humistratus D. E. Bramlet, Mike Ahmer 2005-4-14 3803 Los Angeles Puente Hills, Powder Canyon 229 Comment
  RSA549529  Lotus procumbens var. procumbens T. S. Ross 1990-6-18 3447 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UC864880  Lotus salsuginosus F. R. Fosberg 1931-4-3 S 4464 Los Angeles Pebble Beach Road Santa Catalina Island 5 Comment
  UCR127195  Lotus salsuginosus A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26281 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  UCR281142  Lotus salsuginosus R. G. Swinney 2014-6-5 16697 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  SFV1857  Lotus scoparius M. L. Vincent 1962-7-5 268 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 4 miles south of Ventura Blvd. Comment
  RSA728784  Lotus strigosus Gary D. Wallace 1979-4-19 1684 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  UC1129245  Lotus strigosus Jerome S. Horton 1936-4-17 283 Los Angeles Dalton Canyon, just below forest boundary Pomona Quad., San Dimas Experimental Forest 457 Comment
  UC1184969  Lotus strigosus Huron H. Smith 1912-5-1 4886 Los Angeles Eagle Rock Valley 152 Comment
  UCR125412  Lotus strigosus A. C. Sanders, Mark Elvin 2003-3-5 25734 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
  UCR205739  Lotus strigosus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36987 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  UCR258830  Lotus strigosus R. G. Swinney 2010-4-23 12342 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  POM2622  Lotus strigosus P. A. Munz 1918-3-28 2012 Los Angeles Claremont Comment
  RSA17984  Lotus strigosus P. A. Munz 1923-5-26 6871 Los Angeles San Gabriel Mountains, Rock Creek 1296 Comment
  RSA529211  Lotus strigosus T. S. Ross 1991-7-24 5605 Los Angeles Granite Mountain vicinity: ridge NNE of G.M. 1893 Comment
  CATA1330  Lotus unifoliolatus Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2431 Los Angeles Santa Catalina Island: Lower Buffalo Springs Reservoir 426 Comment
  UCR223506  Lupinus R. G. Swinney 2009-5-28 10944 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA406998  Lupinus albifrons var. eminens Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  CAS-BOT-BC8508  Lupinus aliclementinus Reid Venable Moran 1941-2-18 587 Los Angeles San Clemente Island, Middle Ranch Creek Comment
  RSA639108  Lupinus andersonii L. C. Wheeler 1970-7-25 s.n. Los Angeles San Gabriel Mountains: Heliport 0.3 mi. N of South Mt. Hawkins 2287 Comment
  UCR124470  Lupinus arbustus subsp. arbustus B. C. Templeton 1932-5-31 4857 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  SEINET10484845  Lupinus benthamii Blakley 1958-5-9 BLAKLEY 2275 Los Angeles Annuyal, common, sun, granite loam, rolling grassland. 2 Miles e of gorman on Hwy 138 1097 Comment
  CATA3033  Lupinus bicolor Amy Catalano 2016-3-17 040 Los Angeles Santa Catalina Island: On west side ca. 0.5 miles down of second Old Hunting Road along Empire Landing Road between Airport Road and Sheep Chute Road 324 Comment
  LA33933  Lupinus bicolor Henry J. Thompson; 1959-4-19 1935 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  UCR123810  Lupinus bicolor Steven R. Hill, K. Kramer 2001-4-22 33335 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR160087  Lupinus bicolor L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mtns., north of Mill Canyon off Soledad Canyon, near Ravenna 716 Comment
  UCR219464  Lupinus bicolor R. G. Swinney 2009-3-25 10152 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  UCR265494  Lupinus bicolor Dan S. Cooper 2015-3-5 2015- 40 Los Angeles Los Angeles Basin; Coastal Plain, Torrance, SW corner of Crenshaw Blvd. and West 208th St. 22 Comment
  UCR272626  Lupinus bicolor R. G. Swinney 2011-6-7 15052 Los Angeles San Gabriel Mountains, Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1585 Comment
  SEINET7042256 Image available Lupinus bicolor A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  RSA347579  Lupinus bicolor subsp. marginatus B. A. Prigge 1986-3-20 6964 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  SEINET10484867  Lupinus bicolor subsp. marginatus David B. Dunn, Carl C. Epling 1946-4-20 Dunn 2150 Los Angeles At sta. 66 Near the foothills on the w side of the mojave desert, n of Palmdale, on the grassy slopes, between the shrubs, and along the road 823 Comment
  POM350027  Lupinus bicolor subsp. microphyllus M. B. Dunkle 1928-3-31 1801 Los Angeles Cottonwood Canyon, Santa Catalina Island. 122 Comment
  SEINET10484905  Lupinus bicolor subsp. microphyllus David B. Dunn 1947-4-16 Dunn 2949 Los Angeles Route from newhall to palmdale; acton junction on nw side of highway, in open Field. Small sample taken. Comment
  RSA413485  Lupinus concinnus Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground. 1677 Comment
  SBBG108904  Lupinus concinnus S. A. Junak 1997-3-11 SCl 750 Los Angeles SE side of Sibara Ridge, ca. 0.35 mi S of Triangulation Pt Guds 112 Comment
  UCR192159  Lupinus concinnus A. C. Sanders 2008-4-18 34973 Los Angeles Transverse Range/Mojave Desert, Cow Spring Canyon, at lowest wash-crossing of road in canyon 1029 Comment
  SFV9201  Lupinus flavoculatus S. Krause 1966-4-20 166 Los Angeles Roadside on Highway 138, 1 mile east of Littlerock. Comment
  SBBG45473  Lupinus formosus D. Emery 1955-4-28 Los Angeles beyond Rock Crk turn-off on rd to Big Pines Comment
  RSA414468  Lupinus formosus var. formosus Robert Gustafson 1973-5-17 s.n. Los Angeles ca .4 mile above Charlton Flats campground 1677 Comment
  UCR174491  Lupinus formosus var. formosus Anuja Parikh, Nathan Gale 2004-4-24 2002 Los Angeles Western Transverse Range, Newhall Ranch, study area 64 333 Comment
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Apr 9 2009
  POM2587  Lupinus formosus var. formosus Darwin C. Raetlinger 1903-4-26 s.n. Los Angeles Arroyo, near Pasadena. Comment
  POM2496  Lupinus hirsutissimus C. F. Baker 1904-4-1 4096 Los Angeles Claremont. Comment
  RSA413676  Lupinus hirsutissimus Reid V. Moran 1941-2-25 614 Los Angeles Johnson's Valley, Santa Catalina Island 250 Comment
  RSA413742  Lupinus latifolius subsp. latifolius Robin S. Collins 1973-5-28 309 Los Angeles Angeles National Forest, San Gabriel Mts, Trail Canyon. 793 Comment
  UCR260365  Lupinus latifolius subsp. parishii R. G. Swinney 2010-4-30 12446 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  LA33645  Lupinus longifolius Henry J. Thompson; 1959-5-24 1999 Los Angeles Santa Monica Mountains, Tuna Canyon, ca 1.3 mi N of Pacific Coast Hwy 213 Comment
  UCR147710  Lupinus longifolius Valerie Soza, Et al. 2000-6-27 1033 Los Angeles San Gabriel Mountains, Firebreak above Upper Winter Creek Trail, c. 2 mi NW of Chantry Flat along FSR 2N41.2 N of San Olene Canyon 823 Comment
  SEINET10485624  Lupinus longifolius Wolf 1941-7-2 WOLF 18992 Los Angeles Field collected from along hwy about 1 mi e of la crescenta. 488 Comment
  OBI48357  Lupinus microcarpus var. densiflorus Rhonda Riggins 1981-5-24 1233 Los Angeles Roadside bank Co Rd. N2, 0.5 mi S Jackson Rd, 2.7 mi SE Hwy 138 Comment
  CDA27541  Lupinus microcarpus var. microcarpus R. Riggins 1982-4-16 1349 Los Angeles West edge of Antelope Valley, Ca. 198, 3.1 miles west of junction with County Road N2, 5.6 miles west of Gorman Post Road and I5. 0 Comment
  SEINET7062864 Image available Lupinus odoratus A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on the Pearblossom Highway. (WGS84/NAD83). UTM Zone 11, 410586mE, 3820401mN. 887 Comment
  HSC24296  Lupinus odoratus var. odoratus J. Baltierra 1971-5-2 17 Los Angeles 15 mi. E of Palmdale on S slope of Lovejoy Buttes in Mojave Desert 976 Comment
  CAS-BOT-BC207240  Lupinus peirsonii Frank W. Peirson 1926-4-27 6671 Los Angeles Rock Cr., San Gabriel Range 1371 Comment
  RSA0055785  Lupinus sparsiflorus R. G. Swinney 2010-4-28 12392 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA0119540  Lupinus sparsiflorus R. G. Swinney 2014-5-19 16589 Los Angeles San Gabriel Mountains; Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., Colby Fire burn area of 2014, 0.4 miles SSE of Glendora Ridge Mtwy. 622 Comment
  UCR220152  Lupinus sparsiflorus R. G. Swinney 2009-4-2 10269 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  SBBG45498  Lupinus sparsiflorus Leota Davidson 1966-3-10 242 Los Angeles 200 feet into second cyn off Tick Cyn, ca. 1 mi from entrance, off Soledad Cyn 609 Comment
  RSA594973  Lupinus sparsiflorus subsp. sparsiflorus T. S. Ross 1995-4-26 8383 Los Angeles West end of LIEBRE MOUNTAIN along Forest Service Road 7N23 ca 0.9 road-mile NE of its junction with the Old Ridge Route; ca 4550 ft SSW of Sandberg Triangulation Point (5345 ft). 1341 Comment
  RSA599819  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd, Lauren Raz 1997-3-31 9393 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  RSA414856  Lupinus subvexus var. subvexus T. W. Minthorn 1925-5-30 s.n. Los Angeles Near Palmdale. Comment
  UCSB3345  Lupinus succulentus Wedberg, H. 1958-2-22 Los Angeles About 2 miles west of Berverly Glen Blvd. on Mulholland Drive, Santa Monica Mts. Comment
  SD85154  Lupinus succulentus Ralph N. Philbrick 1972-2-22 Los Angeles Collected as seed from top of terrace north of Wilsons Cove, San Clemente Island. Comment
  LA82126  Lupinus truncatus O. H. Kappler; 1941-3-21 141 Los Angeles Santa Monica Mountains, Sepulveda Canyon 152 Comment
  POM19124  Lupinus truncatus Philip A. Munz 1923-4-10 6744 Los Angeles San Clemente Island: canyon bottom on west coast. Comment
  UCR204014  Luzula comosa R. G. Swinney 2001-9-15 8136 Los Angeles San Gabriel Mountains, Lily Spring, north slope of Mt. Hawkins [7.5 air mi west southwest of Wrightwood] 2454 Comment
  RSA659830  Lycium californicum Orlando Mistretta, Kellogg, Laurel Arnseth, Morrell 1992-4-4 125 Los Angeles San Clemente Island. Comment
  RSA570215  Lycium cooperi Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 5011 Los Angeles Paris: ca. one mile E of Acton, next to the Southern Pacific Railway, on the N side of Soledad Canyon Wash. 835 Comment
  UCR149814  Lycium cooperi Scott D. White, Michael Honer 2004-3-30 9955 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  UCR55757  Lycium cooperi J. A. Adams 1966-4-20 702 Los Angeles Mojave Desert, 7 mi below Valyermo 915 Comment
  UC146425  Lycopus americanus T. W. Minthorn 1908-9-9 Los Angeles San Gabriel R. bottom San Gabriel R. Comment
  SD85173  Lyonothamnus floribundus E. R. Blakley 1952-10-4 5401 Los Angeles Santa Catalina Island, head of canyon, Ironwood Gully south of Catalina Harbor at Isthmus 198 Comment
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Jan 26 2016
  CAS-BOT-BC140224  Lyonothamnus floribundus subsp. aspleniifolius Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  RSA582451  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8179 Los Angeles Santa Catalina Island. 1060m NNE of Blackjack Mountain, 645m SSW of Echo Lake, on northeasterly slope draining to White Cove. 366 Comment
  RSA589776  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay 1994-8-3 8195 Los Angeles Santa Catalina Island. 890m E of Catalina Harbor, and 1125m due S of Isthmus Cove; NNW slope of a ca. 950-ft summit (tallest feature in that area). 213 Comment
  SD53039  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-21 17816 Los Angeles Santa Catalina Island, lower end of Bullrush Canyon 182 Comment
  SBBG51688  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 -518 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  CATA1575  Lysimachia arvensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2844 Los Angeles Santa Catalina Island: By upper end of road to Toyon Beach 411 Comment
  LA38634  Madia gracilis Henry J. Thompson; 1959-5-24 2023 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  POM9527  Madia gracilis P. A. Munz, R. D. Harwood 1920-5-17 3971 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  CAS-BOT-BC343601  Madia sativa Grant 1902-9-1 5055 Los Angeles Oak Knoll - Pasadena Comment
  SBBG32029  Madia sativa R. N. Philbrick, R. F. Thorne 1967-5-18 B 67 -206 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  RSA134781  Mahonia pinnata R. Fowler, K. Kneen 1933-04 S.N. Los Angeles Boney Ridge. Comment
  RSA495626  Maianthemum stellatum S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 330 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  POM153291  Malacothamnus davidsonii P. A. Munz, Johnson 1928-9-4 11138 Los Angeles Pacoima Wash, near San Fernando. Comment
  SFV21949  Malacothamnus davidsonii J. A. Anderson 2010-10-25 s. n. Los Angeles San Fernando Valley San Fernando, Pacoima Wash. 360 Comment
  RSA753963  Malacothamnus davidsonii A. Edwards, J. Crain 2009-7-16 129 Los Angeles Transverse Ranges; Verdugo Mountain foothill region: Downstrem of City of Burbank s Debris Basin 3 (above Saint Francis Catholic School - Scott Road and Buena Vista Street). 253 Comment
  UCR128014  Malacothamnus fasciculatus Mark A. Elvin 2003-8-13 2982 Los Angeles NE end of the Santa Susana Mtns., Newhall Ranch, Potrero Canyon south of Potrero Creek 360 Comment
  RSA659878  Malacothamnus fremontii Orlando Mistretta 1992-8-20 771 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  RSA229016  Malacothamnus marrubioides Robert F. Thorne, C. W. Tilforth 1971-6-29 40710 Los Angeles San Gabriel Mountains, Angeles National Forest: Aliso Creek at Tie Canyon where crossed by Angeles Forest Road. 1372 Comment
  UC1122003  Malacothamnus marrubioides P. L. Johannsen 1934-2-13 282 Los Angeles 1 1/4 mi se Haskell Bouquet Canyon; Santa Susana quadrangle Comment
  SBBG72792  Malacothamnus orbiculatus R. Hoffmann 1931-10-1 Los Angeles near Oak's Garage, Mint Cyn Comment
  CAS-BOT-BC345409  Malacothrix clevelandii S. B. Parish; W. F. Parish 1882-10-1 1132 Los Angeles Coast Mts near Santa Monica Comment
  UCR205582  Malacothrix clevelandii R. G. Swinney 2008-5-12 8826 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  SEINET7063587  Malacothrix coulteri A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Pearblossom Highway. UTM Zone 11, 410583mE, 3820399mN. (WGS84/NAD83). 887 Comment
  UCR68946  Malacothrix foliosa subsp. foliosa Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4238 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SFV5275  Malacothrix saxatilis W. A. Kelley 1967-6-5 s. n. Los Angeles Santa Monica Mountains Studio City. Along Fire Road #9. Comment
  CAS-BOT-BC347921  Malacothrix saxatilis var. tenuifolia Alice Eastwood 1906-5-27 115 Los Angeles Country adjacent to Los Angeles. Laurel Canyon Comment
  POM156146  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1904-9-2 4174 Los Angeles Elysian Park. Comment
  POM2827  Malosma laurina P. A. Munz 1918-4-16 2061 Los Angeles Claremont, Pomona College Campus Comment
  RSA386406  Malosma laurina B. C. Templeton 1931-11-9 s.n. Los Angeles Millards Canyon Comment
  RSA598955  Malosma laurina R. G. Swinney 1969-6-12 578 Los Angeles Base of San Gabriel Mountains, in and near the city of Glendora. Approximately 1/2 mile N of Sierra Madre Ave, on N. Pennsylvania Ave. 335 Comment
  RSA682658  Malosma laurina LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1089 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  UCD63688  Malosma laurina Daniel Sanchez-Mata 2006-6-29 s.n. Los Angeles Azusa. Los Angeles National Forest. S. Gabriel Canyon Road close to Torpedos Dam and Morris Reservoir. 450 Comment
  RSA0088143  Malosma laurina Steven A. Junak, Keri Kirkland 1998-7-17 Sca- 778 Los Angeles Santa Catalina Island. Lower portion of Silver Canyon, ca. 0.5 air miles inland from beach. 36 Comment
  CAS-BOT-BC206652  Malva assurgentiflora Lyons; Nevin 1888-4-1 s.n. Los Angeles San Clemente Island Comment
  CATA1219  Malva assurgentiflora Mark L. Hoefs, John Phelps 1995-6-20 2282 Los Angeles Santa Catalina Island: Bird Rock, islet near Isthmus Cove 9 Comment
  SD84769  Malva assurgentiflora Reid Moran 1941-2-26 625 Los Angeles Santa Catalina Island; Indian Rock, Wilson's Harbor. 4 Comment
  RSA434885  Malva parviflora M. B. Dunkle 1928-4-11 1856 Los Angeles Bird Island [Bird Rock], Santa Catalina Island. Comment
  UCR91512  Malva parviflora Scott D. White 1996-4-13 3933 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  RSA658418  Malva parviflora Patricia Kouo 1994-4-27 944105 Los Angeles 3 miles south of I-10, and 1-mile north of I-60. On the west side of Rosemead Blvd. at the most southern lake. Comment
  SD51876  Malvella leprosa Pater H. Raven 1962-7-10 17956 Los Angeles San Clemente Island, North of a point due west of Wall 2 Comment
  SEINET11982002  Malvella leprosa J. F. Bright, Wyman, C. 1931-1 5738 Los Angeles Hollywood Comment
  OBI70600  Marah fabacea Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9450 Los Angeles Liebre Mts Region: Upper watershed of Osito Cyn between I-5 and the Old Ridge Rte, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. T6N R17W, SE 3/4 sec 7 914 Comment
  UCR271793  Marah macrocarpa R. G. Swinney 2010-5-7 12589 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  RSA233391  Marah macrocarpa R. F. Thorne 1966-4-15 s.n. Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  RSA656312  Marah macrocarpa var. macrocarpa Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 657 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  RSA179938  Marrubium vulgare E. C. Twisselmann 1965-5-18 10854 Los Angeles Aqueduct Road at the northwest end of Antelope Valley (Neenach region). 945 Comment
  RSA409818  Marrubium vulgare Robert Gustafson 1981-3-18 2219 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA533902  Marrubium vulgare Tim S. Ross, Orlando Mistretta 1991-5-17 5143 Los Angeles San Clemente Island: at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  RSA591671  Marrubium vulgare Louis C. Wheeler 1966-9-21 8884 Los Angeles San Gabriel Mountains. West side of mouth of west fork, San Gabriel Canyon, just downstream from bridge to east fork. 457 Comment
  SD30974  Marrubium vulgare Edith A. Purer 1931-4-3 1752 Los Angeles Palos Verdes Hills. Comment
  SDSU6323  Matricaria discoidea A. H. Gallup 1949-4-17 401 Los Angeles Lasca. 152 Comment
  UCR230897  Matricaria matricarioides Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8019 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 70 m west of Sierra Highway and 420 m north of Avenue F 702 Comment
  RSA596807  Medicago polymorpha T. S. Ross, J. Mark Porter 1995-5-4 8478 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR271919  Medicago polymorpha R. G. Swinney 2010-3-24 12048 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  POM2399  Medicago sativa D. L. Crawford 1915-6-30 s.n. Los Angeles Mts above Claremont 1524 Comment
  RSA732771  Melaleuca citrina R. G. Swinney 2000-5-10 7678 Los Angeles San Gabriel Valley: San Gabriel River bottom, c. 300 m north of Foothill Ave. in Azusa, east side of river. 183 Comment
  CAS-BOT-BC281497  Melica imperfecta L. R. Abrams 1909-5-15 5316 Los Angeles Near Claremont Comment
  RSA483710  Melica imperfecta Richard Noyes 1988-4-30 546 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  RSA87460  Melica imperfecta F. W. Peirson 1918-4-28 1541 Los Angeles Turnbull Canyon near Whittier, Puente Hills. Comment
  SBBG56875  Melica imperfecta R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  UCD87778  Melica imperfecta A. A. Beetle 1942-4-18 3084 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  UCR259159  Melica imperfecta R. G. Swinney 2010-8-30 13625 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
  UCR271068  Melica imperfecta R. G. Swinney 2011-4-28 14545 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  UCR92091  Melica imperfecta Scott D. White 1995-2-7 2532 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  RSA177712  Melilotus indicus Robert F. Thorne, Percy C. Everett 1965-5-11 34566 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  UCR186752  Melilotus indicus T. B. Salvato, Sandra Murcia 2007-3-28 2019 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  UCR177793  Melinis repens LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 499 Los Angeles Los Angeles Basin; Verdugo Mountains Region, Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Slope on west side of Chandler Canyon 449 Comment
  RSA83454  Mentha spicata F. W. Peirson 1077 Los Angeles San Fernando Valley. Comment
  UCR191191  Mentzelia R. G. Swinney 1999-7-5 7523 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  UCR227767  Mentzelia albicaulis R. F. Thorne, C. W. Tilforth 1972-6-29 42105 Los Angeles San Gabriel Mountains, Angeles National Forest, c. 2.0 mi southeast of Valyermo on [Big Pines Rd.] to Jackson Lake 1433 Comment
  SBBG44387  Mentzelia albicaulis G. Sphon, D. Hearn 1956-5-30 3 Los Angeles flat, Black Butte, Antelope Valley Comment
  SEINET7047894  Mentzelia albicaulis Steven R. Hill, Kate Kramer 2001-4-22 33342 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
  UCR192848  Mentzelia dispersa R. G. Swinney 1998-7-6 6290 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  UC2026406  Mentzelia laevicaulis Louis C. Wheeler 1946-10-26 6393 Los Angeles SAN GABRIEL MOUNTAINS: East Fork San Gabriel Canyon, at Graveyard Canyon. Comment
  UC19598  Mentzelia laevicaulis var. laevicaulis J. H. Barber 1897-7-12 274 Los Angeles near Saugus; Soledad Canyon Comment
  POM3030  Mentzelia lindleyi D. L. Crawford 1915-7-5 s.n. Los Angeles Claremont. Comment
  SD252353  Mentzelia micrantha Steven A. Junak 2000-5-18 Sca 1289 Los Angeles Santa Catalina Island: W side of Avalon Canyon, overlooking Las Lomas Road, just downslope from Hogsback Road. 91 Comment
  SD69646  Mentzelia micrantha Robert F. Thorne 1966-6-1 36470 Los Angeles Santa Catalina Island; near base of rocky east-facing bluff opposite Pebbly Beach terminal. 7 Comment
  SEINET3155019  Mentzelia micrantha Brandegee 1889-1 sn Los Angeles Santa Catalina Island Comment
  UC1279994  Mentzelia micrantha Peter H. Raven, H. L. Wedberg 1957-6-15 10906 Los Angeles 8 mi n U.S. 101A; Santa Monica Mountains, Latigo Canyon Comment
  UC1583151  Mentzelia micrantha Tim Ross, Steve Boyd 1990-5-14 2473 Los Angeles Tujunga Ranger District San Gabriel Mountains, Yerba Buena Ridge, Angeles National F; NE 1/4 SW 1/4 1121 Comment
  SDSU8075  Mentzelia micrantha F. Youngberg 1934-4-1 Los Angeles San Dimas Canon Comment
  UC19590  Mentzelia montana H. M. Hall 1899-6-22 1378 Los Angeles San Antonio Mountains, Schwartout Canyon 1981 Comment
  UC457224  Mentzelia montana Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles San Gabriel Mts., Swartout Valley Comment
  UCR209504  Mentzelia montana R. G. Swinney 2008-6-17 9024 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  SEINET2043941 Image available Mesembryanthemum crystallinum Rand C. Isbell 1970-5-10 12 c Los Angeles Found on the Palos Verdes Peninsula on Palos Verdes Drive South, about one-half mile from Marineland. Within 300 ydsx of ocean. 75 Comment
  SD107912  Mesembryanthemum crystallinum Larry Debuhr, Gary Wallace 1972-9-1 684 Los Angeles San Clemente Island, West cove in sand dunes, 500'NW end of island Comment
  SBBG117047  Microseris douglasii S. A. Junak 2001-5-4 SCa 1488 Los Angeles N side of rd to Parson's Landing, SE of beach at landing, ca. 0.6 mi W of gate at Emerald Bay 121 Comment
  UCR11957  Microseris heterocarpa P. H. Raven 1960-4-8 15018 Los Angeles Western Transverse Range; Santa Monica Mtns., 1.2 mi west of Agoura along Ventura Blvd 213 Comment
  RSA533884  Microseris heterocarpa Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5167 Los Angeles San Clemente Island; 950 ft WNW of Stone at the beginning of the Stone Canyon drainage. 442 Comment
  UCR126898  Microseris lindleyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin, and others 2003-4-29 26150 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, northeast of the filtration plant, north of Charlie Canyon, 1.2 air miles east Lake Hughes Road 488 Comment
  SEINET6043913  Microsteris gracilis Unknown Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
Read comments
Oct 27 2015
  LA51922  Mimulus aurantiacus A. M. Johnson; 1934-5-1 4447 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  POM294588  Mimulus aurantiacus Lyman Benson 1945-5-11 11695 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  SDSU10754  Mimulus aurantiacus H. Wedberg 1966-4-3 1202 Los Angeles Above Hill Drive and Neal, in Eagle Rock. 457 Comment
  OBI35967  Mimulus aurantiacus var. pubescens J. & B. Semple, B. Semple 1981-8-16 5627 Los Angeles Hills S of Westlake Village Comment
  RSA0087021  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-4-30 12450 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  RSA439234  Mimulus aurantiacus var. pubescens L. B. Ware 1971-5-16 101 Los Angeles Tuna Canyon (east side), Santa Monica mountains. 168 Comment
  RSA578523  Mimulus aurantiacus var. pubescens Tim S. Ross, S. D. Boyd 1994-6-22 8018 Los Angeles Warm Springs Canyon: 0.5 road mile W of Lake Hughes Road along Forest Service road 6N32 649 Comment
  RSA161122  Mimulus aurantiacus var. puniceus Peter H. Raven 1962-5-12 17819 Los Angeles Santa Catalina Island. Above Emerald Bay. 122 Comment
  UCD122435  Mimulus brevipes Daryl Koutnik 1978-3-31 198 Los Angeles West fork of Triunfo Creek, south of Westlake. 411 Comment
  RSA226236  Mimulus brevipes Gary D. Cromwell, David W. Wheat 1971-4-21 552 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains, 2 miles NE of Glendora 564 Comment
  SEINET4044573  Mimulus brevipes D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Long-grade Canyon. 213 Comment
  RSA126683  Mimulus cardinalis H. J. Thompson 1959-5-24 1983 Los Angeles Santa Monica Mountains. 0.3 miles N of Coast Highway, Tuna Canyon. 46 Comment
  RSA420667  Mimulus cardinalis R. S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, Angeles Natl. Forest, ca. 2 mi SE of Newhall. 518 Comment
  RSA0110536  Mimulus floribundus R. G. Swinney 2010-6-1 13136 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
  UC446433  Mimulus floribundus C. F. Baker 1903-8-2 36448 Los Angeles near Claremont; San Antonio Canyon Comment
  UCR259658  Mimulus floribundus R. G. Swinney 2010-9-7 13723 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  RSA291705  Mimulus floribundus Wayen E. Sawyer 1981-7-17 96 Los Angeles near Lily Springs, above Angeles Crest Highway, San Gabriel Mountains, Angeles National Forest. Comment
  RSA252927  Mimulus fremontii var. fremontii Robert F. Thorne, C. W. Tilforth 1973-4-20 43042 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA0105039  Mimulus guttatus R. G. Swinney 2011-4-26 14471 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA172742  Mimulus guttatus Mark Parratt 1963-5-4 539 Los Angeles Temblor range,Tejon Ranch, 2 miles E on 138 from U. S. 99 1220 Comment
  RSA587483  Mimulus guttatus Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1132 Los Angeles San Gabriel Mountains. Santiago Canyon. Slopes W of main drainage below Mt Emma. 1220 Comment
  UCD122700  Mimulus guttatus Lisa J. Seemann 1993-5-5 s.n. Los Angeles intersection of Elizabeth Lake Rd. and Ranch Club Dr. 1066 Comment
  UCR204814  Mimulus johnstonii R. G. Swinney 2005-8-22 8520 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  RSA0011599  Mimulus parishii Orlando Mistretta, Christine Mistretta 2011-6-14 5684 Los Angeles Northern edge of San Gabriel Mountains, along Southern California Edison (SCE) transmission line corridor, 2.02 air miles S of SCE substation at Vincent, 1.49 miles N of Aliso Cyn Rd., W of Angeles Forest Hwy. 1208 Comment
  RSA589066  Mimulus pilosus Orlando Mistretta 1994-6-6 1330 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
  RSA746572  Mimulus rubellus R. G. Swinney 2008-5-13 8864 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UC1595395  Minuartia douglasii Tim Ross and Peter Fritsch 1990-6-20 3677 Los Angeles Rincon-Red Box Rd (2N24) ridgetop between W Fk San Gabriel River and Roberts Canyon; San Gabriel Mountains 1328 Comment
  UC1926624  Minuartia douglasii S. G. Weller, A. K. Sakai 1995-5-29 913 Los Angeles Angeles National Forest, Liebre Mt. Comment
  UC1532964  Minuartia nuttallii subsp. gracilis Robert F. Thorne, C. W. Tilforth and John Dourley 1971-7-27 41068 Los Angeles on ridge running e toward Old Baldy (Mt. San Antonio); San Gabriel Mts., Angeles National Forest, West Baldy Peak 3017 Comment
  SEINET4044562  Mirabilis californica D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  RSA714524  Mirabilis laevis A. C. Sanders, Lee Jones 2005-4-8 29334 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  SEINET892099  Mirabilis laevis var. crassifolia J. E. Deisler 1984-1 643 Los Angeles Santa Catalina Island; west side of islands central ridge, about 2.25 miles southwest of USC Marine Station Comment
  JEPS63327  Monardella breweri subsp. lanceolata Samuel B. Parish June 1887 Los Angeles Comment
  UCR192658  Monardella cinerea R. G. Swinney 1999-8-9 7615 Los Angeles San Gabriel Mtns., along Bear Canyon Trail c. 1 mi south of West Baldy peak of Mt. San Antonio 2756 Comment
  RSA408596  Monardella lanceolata var. lanceolata L. E. Hoffman 1931-5-30 s.n. Los Angeles Cucamonga Wash Comment
  LA54255  Monardella saxicola Louis Wheeler; 1932-7-2 896 Los Angeles San Gabriel Mountains, Brown Flat-Fern Canyon water trail 1310 Comment
  RSA3228  Mucronea californica 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
  UC849820  Mucronea californica Marcus E. Jones, A. M. 1892-5-3 3221 Los Angeles Pasadena Comment
  POM220643  Muhlenbergia microsperma L. C. Wheeler 1932-8-9 1129 Los Angeles 2 miles SW [of] Azusa 107 Comment
  UCR270041  Muhlenbergia microsperma R. G. Swinney 2011-3-22 14176 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA725845  Muhlenbergia richardsonis R. G. Swinney 1997-7-16 5669 Los Angeles Buford Canyon, 0.5 mi. W of San Barnardino Co. line, S of Hwy 2 and Swarthout Valley, 2 air mi. W of Wrightwood 1921 Comment
  RSA0036046  Muhlenbergia rigens R. G. Swinney 2009-11-16 11635 Los Angeles Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  UC905452  Muilla maritima I. W. Clokey, C. B. Clokey, and B. C. Templeton 1930-5-13 4629 Los Angeles Boquet Canyon Comment
  CAS-BOT-BC243701  Myoporum laetum Timothy S. Ross; Angelika Brinkmann-Busi 1992-3-28 6058 Los Angeles Rancho Palos Verdes, lower Altamira Canyon, first small canyon NW of Portuguese Point, San Pedro USGS 7.5' quad., Palos Verdes Peninsula 15 Comment
  CAS-BOT-BC101643  Myrica californica W. S. Lyon 1892-11-1 s.n. Los Angeles Santa Monica Comment
  PASA2103  Nama demissa Margaret Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  UCSB27913  Nama demissa Kunze, G. 1971-4-17 Los Angeles California 14; 1.7 miles south of Lancaster, Antelope Valley 914 Comment
  SBBG77211  Nassella cernua F. R. Fosberg 1931-3-19 4308 Los Angeles Hamilton Cyn near Avalon 10 Comment
  UCD87408  Nassella cernua W. Biehler 1951-4-27 s.n. Los Angeles Elizabeth Lake area. Comment
  LA90131  Nassella cernua R. L. Armacost; 1968-4-18 2363 Los Angeles Comment
  POM1085  Nassella lepida C. V. Piper 1904-5-16 6810 Los Angeles Los Angeles. Comment
  SEINET257492  Nassella pulchra Louis C. Wheeler 1936-6-6 4116 Los Angeles East side San Dimas Canyon near dam San Gabriel Mountains 457 Comment
  RSA600542  Nasturtium officinale Steve Boyd, Lauren Raz 1997-5-28 9858 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
  RSA654647  Nasturtium officinale Fred Brooks 1988-5-7 43 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  SEINET13276730 Image available Nasturtium officinale R. G. Swinney 2011-1 14958 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy (Chilao Flat 7.5' Q.) 1096 Comment
  SBBG13816  Navarretia atractyloides M. A. Piehl 1962-10-3 62477 Los Angeles Santa Catalina Island Comment
  JEPS123313  Navarretia fossalis David Gowen with Leigh Johnson 2010-5-12 1107 Los Angeles Vernal pool above Plum Canyon Road (dirt), west of Sierra Hwy and Arlene Road. Comment
  SBBG31968  Navarretia hamata R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -167 Los Angeles Middle Ranch Comment
  UCR209440  Navarretia hamata R. G. Swinney 1969-5-10 461 Los Angeles San Gabriel Mtns., Glendora/Azusa boundary, foothills 0.6 mi. north of Sierra Madre Ave. above Yucca Ridge Ave 351 Comment
  RSA439257  Nemacladus ramosissimus Anstruther Davidson 1914-6-1 2971 Los Angeles Bonita Camp, San Gabriel Canyon Comment
  RSA587467  Nemacladus sigmoideus Orlando Mistretta 1995-4-11 1617 Los Angeles San Gabriel Mountains. Santiago canyon. Canyon and slopes draining W slopes of Santiago Canyon ca. 1 mi. SW of confluence with Little Rock Creek. 1098 Comment
  RSA659944  Nemacladus sigmoideus Orlando Mistretta 1992-5-18 354 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA587051  Nemacladus sigmoideus Orlando Mistretta, Mark Elvin 1995-5-10 1689 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. Head of W. Fork. 1768 Comment
  RSA576123  Nemophila menziesii Reid V. Moran 1941-3-6 681 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 300 Comment
  RSA598890  Nemophila menziesii Steve Boyd, T. S. Ross 1997-3-21 9206 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  SD215562  Nemophila menziesii var. integrifolia Louis C. Wheeler 1967-5-15 9588 Los Angeles San Gabriel Mountains, east side Elsmere Canyon near mouth. 456 Comment
  RSA250674  Nemophila menziesii var. menziesii Robert F. Thorne 1971-4-2 41426 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont. 549 Comment
  UCR271730  Nemophila menziesii var. menziesii R. G. Swinney 2011-3-26 14203 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
  UCSC000898  Nemophila parviflora Peter Kamb 1947-5-25 533 Los Angeles near Sunset Ridge Sunset Ridge - San Gabriel Mts., Millard's Canyon 671 Comment
  RSA199039  Nemophila pedunculata W. M. Gauntt 1966-4-16 146 Los Angeles Glendora Mt. Road, 1/2 mi past fork to Mt. Baldy. 915 Comment
  UCR271567  Nemophila spatulata R. G. Swinney 2011-5-19 14774 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
  UCSB40776  Nicolletia occidentalis Partsch, M. 1977-5-14 Los Angeles Along Palmdale Blvd. at 52nd st. east 1066 Comment
  RSA0057926  Nicotiana glauca Richard G. Swinney 2010-2-27 11774 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, E end of Orcas Park to 0.5 mi. toward the east and from the I-210 Fwy. to Big Tujunga Wash to the south. 331 Comment
  VVC497  Nicotiana glauca P. J. MacKay 1975-4-17 s.n. Los Angeles Los Angeles Basin, Cal Poly Pomona; parking lot, northeast corner, just above health center 274 Comment
  RSA601557  Nicotiana quadrivalvis Louis C. Wheeler 1967-6-15 9827 Los Angeles San Gabriel Mountains: Vicinity of Santa Clarita Hospital, Baker Ranch. Comment
  SEINET10696863  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3948 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  SBBG112780  Nuttallanthus texanus S. A. Junak with M. L. Hoefs, K. Kirkland 1998-4-4 SCa 527 Los Angeles Little Ripper's Cyn, just inland from beach 36 Comment
  UC21141  Oenanthe sarmentosa unknown 1893-7-10 476 Los Angeles Pasadena Comment
  UCR215154  Oenothera elata Kimberly Doughty, Darran Doughty 2008-5-24 37 Los Angeles Baldwin Hills, Los Angeles, Kenneth Hahn Park 88 Comment
  RSA0097793  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18411 Los Angeles Pomona, 650m SSE of the summit of Elephant Hill. 280 Comment
  RSA311451B  Opuntia ficus-indica Lyman Benson 1963-3-22 16242 Los Angeles San Gabriel Mountains. Top of alluvial fan above (north of) Cucamonga. 457 Comment
  RSA232623  Opuntia prolifera Larry E. DeBuhr 1972-9-2 682 Los Angeles San Clemente Island; West Cove on NW side of island. 152 Comment
  SBBG13169  Orobanche bulbosa E. R. Blakley, M. A. Piehl 1962-10-5 5436 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  UC76656  Orobanche bulbosa Geo. B. Grant 1902-7-1 881 Los Angeles Glendora Comment
  RSA0080434  Orobanche fasciculata R. G. Swinney 2011-7-21 15541 Los Angeles Strawberry Peak summit. 1860 Comment
  CAS-BOT-BC502899  Orobanche fasciculata Louis C. Wheeler 1973-5-3 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon Comment
  RSA0070934  Orobanche fasciculata F. R. Fosberg, J. Ewan 1931-8-12 4889 Los Angeles Summit Mount Islip. San Gabriel Mts. 2499 Comment
  JEPS64595  Orobanche parishii subsp. brachyloba Robert F. Thorne and P. Everett 1965-6-23 34932 Los Angeles w. side Santa Catalina Isl. (Ben Weston Beach, flat behind dunes); , Ben Weston Beach 3 Comment
  RSA600017  Orobanche parishii subsp. parishii Steve Boyd, Lauren Raz 1997-5-29 9930 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 1098 Comment
  RSA0062525  Osmorhiza brachypoda R. G. Swinney 2010-6-4 13050 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  POM353416  Oxalis albicans subsp. californica Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  RSA652121  Oxalis corniculata A. E. Hersh 1950-7-5 s.n. Los Angeles Garden 411 Wade St., Venice. 30 Comment
  JEPS22777  Oxytheca parishii var. parishii Rimo Bacigalupi with Reino Alava 1958-7-20 6434 Los Angeles just s Mt. Lewis (just w of Dawson Saddle, along Angeles Crest Highway (State Highway 2), above headwaters of South Fork of Big Rock Creek, San Gabriel Mts.); San Gabriel Mountains 2429 Comment
  RSA608010  Oxytheca trilobata Louis C. Wheeler 1968-7-24 s.n. Los Angeles San Gabriel Mountains: South end of Mt. Hillyer. 1890 Comment
  UCR276888  Oxytheca trilobata R. G. Swinney 2011-5-16 14748 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 1.18 mi. at 73 deg. SE of Colby Ranch Rd. & FS Rd. 3N19 in Big Tujunga Cyn., c. 450 m ENE of lodge in center of camp 1375 Comment
  RSA332898  Packera ionophylla Wayne E. Sawyer 1981-6-18 57 Los Angeles Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 2.75 miles from Dawson Saddle 2255 Comment
  RSA286654  Panicum acuminatum var. acuminatum R. F. Thorne 1974-6-28 44776 Los Angeles San Gabriel Mountains, Angeles National Forest: Lime Spring, tributary to Coldbrook Creek. 1250 Comment
  UC855228  Papaver californicum Ira W. Clokey, B. Templeton Apr. 1929 4464 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 350 Comment
  UCR204426  Papaver californicum R. G. Swinney 2003-5-3 8191 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, upper drainage on ridge between Pavil and Pine canyons 793 Comment
  CDA2137  Parapholis incurva T. S. Ross 1992-4-14 6183 Los Angeles San Clemente Island. Lemon Tank Road, ca. 25 m east-southeast of its intersection with the main north-south island road. Comment
  LA14372  Parapholis incurva Robert Fowler; 1942-5-12 sn Los Angeles Playa del Rey Comment
  UC1594354  Parapholis incurva Tim Ross 1992-4-14 6183 Los Angeles Lemon Tank Road ca 25 m ese of intersection Lemon Tank Rd with main n-s island rd San Clemente Island 341 Comment
  SBBG4546  Pectocarya linearis subsp. ferocula S. A. Junak with M. L. Hoefs, L. Stratton 1998-3-21 SCa 489 Los Angeles W side of Cape Cyn, S of Black Jack Pk 475 Comment
  UC206176  Pectocarya linearis subsp. ferocula unknown 1904-4-1 4135 Los Angeles Claremont Comment
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Jun 3 2012
  UC1871135  Pectocarya penicillata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4803 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UCR124600  Pectocarya penicillata B. C. Templeton, I. W. Clokey 1930-4-8 1014 Los Angeles San Gabriel Mtns., San Francisquito Canyon 549 Comment
  UCR274889  Pectocarya penicillata Michael Honer, Rachel Woodard 2006-4-11 2178 Los Angeles Tehachapi Mountains area, Grazed hills c. 3.5 miles ENE of Quail Lake 976 Comment
  POM368775  Pectocarya penicillata Frances Runyan 1973-4-15 34 Los Angeles 10-15miles SW of Gorman on mostly dirt road toward Piru Crek 1067 Comment
  RSA747346  Pectocarya setosa R. G. Swinney 2008-5-8 8789 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UC1069008  Pectocarya setosa A. D. Gifford 1935-4-22 619 Los Angeles 3 mi nnw Manzana 853 Comment
  POM368829  Pectocarya setosa George R. Johnstone 1926-4-24 s.n. Los Angeles Antelope Valley, foothills S. of valley. Comment
  SFV68  Pellaea andromedifolia K. A. Wilson 1961-2-18 855 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Sulfur Hot Springs. Small valley with running stream. Comment
  RSA747141  Pellaea mucronata subsp. mucronata R. G. Swinney 2008-6-9 8972 Los Angeles lower Sandrock Creek, 1.2 mi. SSW of Valyermo post office 1171 Comment
  RSA229125  Pellaea mucronata var. mucronata R. F. Thorne, C. W. Tilforth 1971-6-30 40842 Los Angeles SAN GABRIEL MTS., ANGELES NATIONAL FOREST: above Little Sycamore Campground along Little Rock creek 1189 Comment
  UCR48937  Pennisetum clandestinum A. C. Sanders 1987-7-22 7157 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  RSA724660  Penstemon centranthifolius K. Dobry 1991-5-13 548 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA774266  Penstemon centranthifolius R. G. Swinney 2009-6-8 11087 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SEINET13387024 Image available Penstemon centranthifolius R. G. Swinney 2011-1 15434 Los Angeles San Gabriel Mountains: Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. (Chilao Flat 7.5' Q.) 1219 Comment
  CDA41885  Penstemon centranthifolius T. C. Fuller 1980-6-12 20276 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 3.5 km east of road to Mt. Wilson. Comment
  SEINET10333242  Penstemon grinnellii James Henrickson 1973-5-12 9595 Los Angeles 6 air miles SE of Pearblossom, 4.6 road miles S of Llano in lower portion of Bob's Gap along 165 St 1234 Comment
  UCR223698  Penstemon grinnellii R. G. Swinney 2009-6-24 11245 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  CAS-BOT-BC6646  Penstemon grinnellii Fordyce Grinnell 1903-6-6 s.n. Los Angeles Mt. Wilson Comment
  RSA0091989  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-7-7 15439 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  UCD124192  Penstemon grinnellii var. grinnellii Steve Mason; Helen M. Mason 1993-5-5 29 Los Angeles on Angeles Crest Hwy., 3.5 miles above Big Tujunga Canyon Road, above large parking area on southwest side of road, below water tank. 1798 Comment
  CHSC24191  Penstemon heterophyllus T. P. Spira 1976-6-7 58 Los Angeles Common in disturbed fields within stokes Canyon, 1 mi n of Mulholland Hwy. and 200 yd e of Stokes Canyon Rd. Comment
  POM122668  Penstemon heterophyllus Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  NY601642  Penstemon heterophyllus var. australis B. W. Everman 1916-5-15 s.n. Los Angeles Newhall Comment
  RSA408091  Penstemon heterophyllus var. australis T. W. Minthorn 1913-5-25 s.n. Los Angeles Santa Anita Canyon. Comment
  RSA660435  Penstemon labrosus Orlando Mistretta 1992-6-23 604 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek. Comment
  UCSB22117  Penstemon labrosus Wilken, Dieter 1967-7-15 Los Angeles Near Summit of Mt. Gleason; west of Mill Creek Summit; San Gabriel Mtns 1981 Comment
  RSA250381  Penstemon rostriflorus Robert F. Thorne, John Dourley 1967-10-3 37277 Los Angeles Mt. Baden Powell: At Vincent Gap 2378 Comment
  LA88592  Pentachaeta lyonii O. H. Kappler; 1944-6-11 677 Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 365 Comment
  RSA0070771  Pentagramma triangularis F. W. Peirson 1923-4-10 3440 Los Angeles North slope canyon about 10 miles southeast of Wilson's Cove, San Clemente Island. Comment
  UCD137787  Pentagramma triangularis Kenneth A. Wilson 1961-3-10 967 Los Angeles Santa Monica Mtns. Old Topanga Canyon Rd., ca. 1/4 mile west of Topanga Rd. Comment
  RSA0060340  Pentagramma triangularis L. C. Wheeler 1931-4-8 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  RSA0066312  Pentagramma triangularis T. S. Ross, Steve Boyd 1990-5-14 2506 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1024 Comment
  RSA687394  Pentagramma triangularis subsp. triangularis May N. Ackley 1927-04 82 Los Angeles Big Tujunga Comment
  UC62737  Pentagramma triangularis subsp. triangularis Geo. B. Grant 1901-1 530 Los Angeles Old Wilson Trail Comment
  UC399588  Pentagramma viscosa R. L. Pendleton 1909-7-4 1417 Los Angeles s of Avalon; Santa Catalina Isl. 304 Comment
  RSA0060254  Pentagramma viscosa R. F. Thorne 1966-4-28 36260 Los Angeles Santa Catalina Island: water tank above Mausoleum, Avalon Canyon above road. 182 Comment
  RSA781816  Perideridia parishii subsp. latifolia R. G. Swinney 2009-7-22 11364 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA587217  Perideridia pringlei Orlando Mistretta, Christine Mistretta 1995-5-2 1669 Los Angeles San Gabriel Mountains. Carr Canyon. 1082 Comment
  RSA600194  Perideridia pringlei Steve Boyd, Lauren Raz 1997-5-29 9908 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  UCR238985  Perideridia pringlei Anuja Parikh, Nathan Gale 2010-5-25 3219 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.4 km west of State Hwy 14, 2.0 km southwest of California Aqueduct 1134 Comment
  CAS-BOT-BC73736  Peritoma arborea var. globosa Vernon O. Bailey 1907-10-7 s.n. Los Angeles San Pedro Comment
  RSA188050  Perityle emoryi R. F. Thorne 1966-4-4 35754 Los Angeles Santa Catalina Island. SW-facing bluff SE of Ballast Point and Catalina Harbor, Isthmus 91 Comment
  SBBG98072  Perityle emoryi T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5236 Los Angeles first un-named cyn S of Snake Cactus Cyn (drainage beginning 1420' W of Guds) 152 Comment
  CAS-BOT-BC167753  Petalonyx thurberi A. D. E. Elmer 1902-6-1 3614 Los Angeles Palmdale Comment
  RSA126667  Phacelia cicutaria var. hispida Peter H. Raven, H. J. Thompson 1959-5-5 14137 Los Angeles Mulholland Hwy, 1mile W of Las Virgenes Road, Malibu Creek drainage. 366 Comment
  RSA427626  Phacelia cicutaria var. hispida F. R. Fosberg 1931-4-13 4597 Los Angeles Pebble [Pebbly] Beach, Santa Catalina Island. Comment
  UCR273193  Phacelia cicutaria var. hispida R. G. Swinney 2011-4-26 14477 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
  JEPS2194  Phacelia cicutaria var. hispida F. W. Peirson 1918-6-1 161 Los Angeles Henninger Flats San Gabriel Mts. 868 Comment
  RSA602431  Phacelia cicutaria var. hubbyi R. S. Woglum 1934-4-8 1280 Los Angeles Western Transverse Ranges: San Fernando Valley, North Hollywood. Comment
  UC1537520  Phacelia ciliata Gordon H. True Jr. 1935-3-6 60 Los Angeles along Neenach-Three Points rd Neenach 975 Comment
  UCR177456  Phacelia cryptantha LeRoy Gross 2005-4-28 2153 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  UC1728646  Phacelia curvipes Richard Olmstead 1986-6-8 793 Los Angeles 2 mi. from Chilao Camp (at tributary creek crossing) 1600 Comment
  UC791061  Phacelia curvipes H. and M. Lewis 1947-4-13 2 Los Angeles Valvermo-Pearblossom Antelope Valley Comment
  POM18116  Phacelia davidsonii P. A. Munz 1923-5-26 6841 Los Angeles Head of Vincent Gulch, San Gabriel Mts. 1982 Comment
  POM78913  Phacelia davidsonii I. M. Johnston 1925-7-8 s.n. Los Angeles Middle Fork Bear Creek along Lookout Trail. 2012 Comment
  RSA712379  Phacelia distans A. C. Sanders 2003-3-14 25753 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
  UC1002526  Phacelia distans A. M. Johnson 1933-5-17 4272 Los Angeles dunes El Segundo Comment
  UC56219  Phacelia distans H. M. Hall Apr. 1903 3755 Los Angeles near Pasadena Comment
  UCR205617  Phacelia distans R. G. Swinney 2008-5-12 8839 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA251525  Phacelia distans Robert F. Thorne 1973-4-12 42953 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  CAS-BOT-BC141537  Phacelia floribunda Peter H. Raven 1962-7-12 18037 Los Angeles Plants of San Clemente Island, on rocks at west end of Northwest Harbor 15 Comment
  RSA75529  Phacelia fremontii F. W. Peirson 1919-5-10 400 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains. 915 Comment
  SD134443  Phacelia fremontii Craig Reiser 1991-5-6 Los Angeles Palmdale, Verde Ridge Comment
  JEPS1983  Phacelia grandiflora Samuel B. Parish June 1887 1929 Los Angeles Glendale Comment
  UCR126763  Phacelia hubbyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26115 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
  RSA660187  Phacelia imbricata subsp. imbricata Orlando Mistretta 1992-7-9 651 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA596271  Phacelia minor R. G. Swinney 1989-4-1 s.n. Los Angeles in and near Glendora Wilderness Park ; Big Dalton Canyon. 427 Comment
  UCR197205  Phacelia minor Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 750 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  RSA428161  Phacelia ramosissima var. austrolitoralis Jack Rempel 1932-5-9 15314 Los Angeles El Segundo. Comment
  CAS-BOT-BC154385  Phacelia ramosissima var. latifolia John Thomas Howell 1947-7-18 23398 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA426119  Phacelia stellaris H. L. Bauer 1931-5-1 s.n. Los Angeles El Segundo. Comment
  RSA726017  Phacelia tanacetifolia A. C. Sanders, Tricia Wotipka, Mark A. Elvin 2003-4-28 26115 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  SD253476  Phacelia tanacetifolia R. G. Swinney 2011-4-1 14303 Los Angeles San Gabriel Mountains/SW Mojave Desert: WSW of Littlerock, Cheseboro Canyon, 0.4 mile south of California Aquaduct, 20-200 m west of Cheseboro Road (Palmdale 7.5'Q) 890 Comment
  HSC13681  Phacelia tanacetifolia J. Rockwell 1962-4-15 112 Los Angeles Manchester and Pacific Ave 30 Comment
  RSA602244  Phacelia viscida R. S. Woglum 1934-4-8 1281 Los Angeles Western Transverse Ranges: San Fernando Valley, North Hollywood. Comment
  SFV6238  Phacelia viscida M. H. Grayum, A. Starrett, D. Friesen 1974-5-18 s. n. Los Angeles Santa Susana Mountains Sulphur Canyon. Along roadside above La Quinta Ranch. 610 Comment
  CATA795  Phalaris aquatica Mark L. Hoefs, Robert Given 1991-6-12 1363 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 176 Comment
  POM1061  Phalaris minor I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
Read comments
Oct 7 2008
  POM147539  Phalaris minor Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  SBBG131708  Phalaris paradoxa S. A. Junak 1999-5-8 SCa 907 Los Angeles W side of Fern Cyn, in Cottonwood Cyn drainage, along abandoned rd, W-facing hillside 121 Comment
  RSA0086534  Pholisma arenarium Bonnie C. Templeton, W. D. Pierce, D. Pool 1938-8-4 s.n. Los Angeles El Segundo. Comment
  UCR136953  Pholisma arenarium B. C. Templeton 1938-6-30 6514 Los Angeles South Coast, El Segundo, sand dunes Comment
  RSA459260  Pholistoma auritum C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UCSB10414  Pholistoma auritum Wedberg, H. 1957-4-4 Los Angeles Pt. Dume Comment
  CAS-BOT-BC222547  Pholistoma auritum var. auritum Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-8 4359 Los Angeles San Clemente Island. E side of island, near Malo Point, third cyn S of Bryce Cyn. Comment
  RSA459305  Pholistoma racemosum F. R. Fosberg 1931-3-24 4345 Los Angeles Hamilton s Canyon, Santa Catalina Island 50 Comment
  SBBG37808  Pholistoma racemosum M. B. Dunkle 1939-4-3 7219 Los Angeles San Clemente Island Comment
  UCR129918  Phoradendron bolleanum var. pauciflorum Vanessa Ashworth, Nigel Boyle 1994-8-23 61 Los Angeles San Gabriel Mtns., base of Mt. Baldy Ski lift Comment
  RSA132777  Phoradendron libocedri Del Wiens 1953-12-10 877 Los Angeles San Gabriel Mountains, Crystal Lake Area. 1677 Comment
  RSA595583  Phoradendron macrophyllum Lauren Raz, Steve D. Boyd 1996-10-23 62 Los Angeles Liebre Mountains. Cienega Campground. Ca. four miles along Forest Service Road 6N32 from saddle between Warm Springs and Fish Canyon 671 Comment
  UCR84568  Phoradendron macrophyllum Vanessa Ashworth 1994-10-5 66 Los Angeles RSABG grounds (immediately north of main building) Comment
  CAS-BOT-BC141158  Phoradendron serotinum subsp. macrophyllum N. Dunn; J. Ewan 1931-12-6 5558 Los Angeles Stone Canyon, above the lake. Santa Monica Mts. Comment
  RSA623935  Phoradendron villosum Kathleen J. Wilder 1991-5-25 122 Los Angeles Angeles Crest Forest, Chilao campground, up Horse Flats hiking trail to Mt. Hillyer trail. 1677 Comment
  UC924690  Phyllospadix torreyi E. Yale Dawson 1948-8-29 5395 Los Angeles Rocky Point Malaga Cove Comment
  POM296460  Phyllospadix torreyi Arthur L. Cohen 1935-8-8 714 Los Angeles Long Beach Comment
  POM222231  Pickeringia montana Louis C. Wheeler 1936-6-8 4127 Los Angeles San Gabriel Mountains: Bell-San Dimas Canyon divide 960 Comment
  RSA611673  Pilularia americana Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10104 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  RSA384290  Pinus attenuata Ora M. Clark 1929-1-6 1465 Los Angeles Elysian Park, L.A. Comment
  RSA612294  Pinus attenuata L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: West side North Fork San Gabriel River, near mouth. 617 Comment
  SEINET10530510  Pinus canariensis David B. Dunn 1939-10-18 Dunn UMO 46537 Los Angeles Cultivated tree commonly planted in southern California, tree with a stem injury or something which caused many sprouts from the base which all had juvinile foliage. Coll. along Sunset Blvd. near Beverly Hills Hotel. 213 Comment
  CHSC35740  Pinus contorta subsp. murrayana James Henrickson 1971-7-3 5649 Los Angeles 12 air mi. N. of Upland, 1/2 mi. NW of top of ski lift along Devils Backbone Ridge. Comment
  SEINET3872274  Pinus coulteri K. Dobry 1976-4-24 62 Los Angeles Charleston Flats. San Gabriel Mts.; 0 1646 Comment
  RSA628323  Pinus flexilis L. C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Summit Mt. Hawkins 2698 Comment
  RSA384339  Pinus jeffreyi L. E. Hoffman 1932-9-18 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Barley Flats. Comment
  RSA600160  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-5-1 9653 A 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
  UCR250209  Plagiobothrys arizonicus A. C. Sanders, Plant Tax. Class 2014-4-12 41011 Los Angeles Mojave Desert, NW of Pinon Hills, 233rd St. East, 0.2 km south of Hwy 138 1095 Comment
  SBBG79068  Plagiobothrys canescens F. R. Fosberg 1931-3-24 4351 Los Angeles Hamilton Cyn 2 Comment
  UCR258944  Plagiobothrys canescens R. G. Swinney 2010-2-27 11757 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CATA3335  Plagiobothrys canescens var. catalinensis Amy Catalano 2017-4-13 052 Los Angeles Santa Catalina Island: Steep hillside about 150 meters SW of junction of Silver Peak and Water Tank roads 323 Comment
  RSA190951  Plagiobothrys collinus var. gracilis R. F. Thorne, P. Everett 1965-6-24 35024 Los Angeles Catalina Island. Rancho Escondido, Escondido Canyon 213 Comment
  UCD124376  Plantago arenaria Louis C. Wheeler 1964-10-11 8637 Los Angeles South El Monte; south of Rush Street, extended Rio Hondo. Comment
  RSA590415  Plantago coronopus Tim S. Ross 1993-4-21 6848 Los Angeles Santa Catalina Island, SW part of the Island along major EW ridge between Carlos 992ft and Cactus Peak 1560ft. 2750ft WNW of Cactus Peak summit. 436 Comment
  SBBG128223  Plantago coronopus M. L. Hoefs, S. A. Junak, R. Philbrick 2001-5-18 3175 Los Angeles near rd between Cottonwood Cyn and Black Jack Cmpgrd 225 Comment
  POM69122  Plantago erecta George B. Grant 1906-4-2 s.n. Los Angeles Altadena. Comment
  SEINET12284328  Plantago hirtella S. B. Parish, Parish, W. F. 1882-1 894 Los Angeles Los Angeles City Comment
  UCR220182  Plantago indica R. G. Swinney 2009-4-7 10293 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  UCR91303  Plantago major B. G. Pitzer, Paul Gomez 1996-4-28 2800 Los Angeles Los Angeles Basin, Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue Comment
  RSA402019A  Plantago ovata Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA733575  Platanthera sparsiflora Richard G. Swinney 1998-7-29 6547 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground 1817 Comment
  RSA751477  Plecostachys serpyllifolia R. E. Riefner Jr. 2008-12-27 08 -385 Los Angeles City of Malibu, ocean bluff W of El Matador State Park. 2 Comment
  RSA624001  Poa annua Cora Mae Life 1935-03 s.n. Los Angeles Los Angeles - along roadside everywhere Comment
  RSA0106566  Poa bulbosa subsp. vivipara R. G. Swinney 2011-6-23 15308 Los Angeles San Gabriel Mountains: Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center. 1582 Comment
  RSA590655  Poa pratensis Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3005 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek, between Big Rock Creek Road and the mouth of Holcomb Canyon. 1255 Comment
  RSA484195  Poa pratensis S. F. Patton 1914-5-3 s.n. Los Angeles City Lawns Comment
  CAS-BOT-BC237685  Poa secunda Timothy S. Ross; Steve Boyd 1994-5-11 7769 Los Angeles Liebre Mountains. central summit area, ca. 1750 m WSW of Bear Gulch Camp 1732 Comment
  RSA715214  Poa secunda Gary D. Wallace, Bob Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1949 Los Angeles Fort Tejon Road. Comment
  UCD90314  Poa secunda A. A. Beetle 1942-4-24 3213 Los Angeles 6 miles W of Llano. Comment
  CAS-BOT-BC236192  Poa secunda subsp. secunda Geo. B. Grant 1905-4-4 1016 -6463 Los Angeles Pasadena Comment
  CAS-BOT-BC236203  Poa secunda subsp. secunda Marcus E. Jones 1882-2-27 s.n. Los Angeles Pasadena Comment
  LA12627  Poa secunda subsp. secunda Carl Epling; May 1925 sn Los Angeles Arroyo Seco Comment
  LA33427  Poa secunda subsp. secunda Peter H. Raven; 1959-4-4 13963 Los Angeles SANTA MONICA MOUNTAINS, just E of Zuma Beach. 24 Comment
  RSA229729  Poa secunda var. secunda R. F. Thorne 1971-6-26 40605 Los Angeles Summit of Mt. Wilson 1738 Comment
  SFV1212  Polycarpon tetraphyllum B. J. McCaskill 1965-6-6 700 Los Angeles San Gabriel Valley Pasadena. McCaskill Gardens, 25 South Michillinda Avenue. Comment
  SBBG14229  Polygonum arenastrum M. A. Piehl 1962-10-3 62489 Los Angeles main rd near top of Swain's (Swain) Cyn 381 Comment
  SBBG17745  Polygonum arenastrum P. H. Raven 1962-7-11 17996 Los Angeles just S of old airstrip Comment
  CAS-BOT-BC413995  Polygonum aviculare subsp. aviculare John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  POM18233  Polygonum lapathifolium P. A. Munz 1923-10-7 7794 Los Angeles Bouquet Canyon, Saugus. Comment
  RSA562795  Polygonum lapathifolium D. Charlton, Lew Heide 1991-9-19 5609 Los Angeles Piute Ponds, freshwater marsh between Rosamond and Lancaster emergent perennial in southwest corner near water outfall 762 Comment
  CATA2971  Polypodium californicum Amy Catalano 2016-1-28 008 Los Angeles Santa Catalina Island: Inside Exclosure 4A, mid-slope, N-facing hillside 393 Comment
  IRVC3048  Polypodium californicum John Schram 1965-4-23 HS 575 Los Angeles Monrovia; Monrovia Canyon. Southern Coastal Comment
  UCSB62377  Polypodium californicum Kiefer, Lawrence Los Angeles San Gabriel Mtns., N of Sierra Madre, Big Santa Anita Canyon, ca. 0.5mi above Sturtevant Camp 1097 Comment
  UCSB62409  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canyon Comment
  CHSC99452  Polypogon monspeliensis LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1111 Los Angeles Transverse Ranges: Verdugo Mountains region: North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. Canyon bottom. At concrete tunnel at north end of the 210 freeway. 457 Comment
  SFV21111  Polypogon monspeliensis L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1111 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. At concrete tunnel at north end of 210 Freeway. 457 Comment
  LA10124  Polypogon monspeliensis M. Epling; Carl Epling 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  UCD136494  Polystichum imbricans Scott D. White; Michael Honer 2004-6-30 10537 Los Angeles San Gabriel Mountains. Mt. Baldy (town). West fork of San Antonio Creek within and just above uppermost residential neighborhood. 1341 Comment
  UCR146516  Polystichum imbricans Scott D. White, Michael Honer 2004-6-30 10537 Los Angeles San Gabriel Mountains, Mt. Baldy (town); W fork of San Antonio Creek within and just above uppermost residential neighborhood 1433 Comment
  UCR189995  Polystichum imbricans R. G. Swinney 1998-6-16 6975 Los Angeles San Gabriel Mtns., c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  POM307850  Populus balsamifera subsp. trichocarpa Henry J. Ramsey, Henry J. Ramsey 1938-3-5 2724 Los Angeles Eaton Canyon Park, Altadena. Comment
  UC147931  Populus fremontii subsp. fremontii C. F. Baker 1909-5-15 5347 Los Angeles San Antonio Canyon Claremont (Claremont); , San Antonio Canyon Comment
  CHSC26133  Populus fremontii var. fremontii J. Hirano 1967-4-15 1 Los Angeles Ca. 13 miles So. Of Gorman in Cherry Cyn. Off Hwy. 5 in Angeles Nat'l Forest in San Gabriel Mtns. 304 Comment
  UCR271868  Populus trichocarpa R. G. Swinney 2011-6-23 15319 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  SBBG131553  Potamogeton S. A. Junak 1999-7-17 SCa 1064 Los Angeles NW side of Patrick Reservoir 411 Comment
  UCR223132  Potentilla glandulosa R. G. Swinney 2009-7-22 11349 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA453219  Prunus emarginata I. M. Johnston 1917-8-21 1666 Los Angeles San Antonio Mountains: Upper San Antonio Canyon. 2378 Comment
  CHSC98716  Prunus fasciculata var. fasciculata LeRoy Gross 2005-5-3 2184 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rockl Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Growing along Valyermo Road, clump in a side canyon. T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1149 Comment
  CAS-BOT-BC154060  Prunus ilicifolia A. C. Sanders; Helen Kennedy 2005-4-13 29428 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR124438  Prunus ilicifolia I. W. Clokey, B. C. Templeton 1929-1 4482 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCSB8567  Prunus ilicifolia subsp. ilicifolia Kraebel, C. 1932-6-4 Los Angeles San Dimas Canyon, SRE plots Comment
  UC861064  Prunus ilicifolia subsp. lyonii F. R. Fosberg 1931-4-2 S 4446 Los Angeles Santa Catalina Island, Hamilton Canyon just below road Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 350 Comment
  POM220067  Prunus lyonii F. R. Fosberg 1932-5-7 8137 Los Angeles Santa Catalina Island. Farnsworth Loop, Coach Rd., Hamilton Canyon. 200 Comment
  RSA150676  Prunus lyonii Peter H. Raven 1962-5-9 17643 Los Angeles Canyon just north of Guds [Gray?], San Clemente Island 198 Comment
  CAS-BOT-BC159728  Prunus occidentalis W. S. Lyon 1884-7-1 s.n. Los Angeles Ravines: St. Catalina Island Comment
  CHSC95351  Pseudognaphalium biolettii LeRoy Gross; Naomi Fraga, Bill Hogshead 2002-3-21 500 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Slope on west side of Chandler Canyon. 449 Comment
  SBBG128421  Pseudognaphalium biolettii M. L. Hoefs 1995-5-23 2140 Los Angeles upper Middle Cyn 225 Comment
  CAS-BOT-BC356558  Pseudognaphalium biolettii Peter H. Raven 1959-3-15 13856 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Shore just east of Zuma Beach, Point Dume 9 Comment
  UCR270261  Pseudognaphalium canescens R. G. Swinney 2011-10-10 15729 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  OBI69241  Pseudognaphalium stramineum John Knapp, Denise Knapp 2003-4-13 17 Los Angeles Catalina Island. 3688389.263N x 377326.972E. 62 Comment
  RSA787279  Pseudotsuga macrocarpa R. G. Swinney 2009-6-17 11222 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  SEINET1125374 Image available Psidium montanum L. R. Landrum 1987-5-24 5478 Los Angeles Los Angeles, Huntington Botanical Garden, subtropical section. Comment
  SBBG106224  Psilocarphus tenellus S. A. Junak 1985-5-16 SCl 110 Los Angeles near Eagle Cyn in artificial vernal pool on E side of main rd, ca. 0.75 mi S of SHOBA gate 481 Comment
  RSA656195  Psilocarphus tenellus var. tenellus Joseph M. Keefe 1978-5-23 23255 Los Angeles San Rafael Mountains; Disturbed chaparral near path; 100 meters east of cafeteria, Glendale College, 1500 North Verdugo Road, Glendale. 287 Comment
  LA94227  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-3-12 1711 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, ca 0.25 mi from mouth. 91 Comment
  UC2046581  Pteris multifida R. E. Riefner Jr. 2015-8-15 15 -228 Los Angeles City of Los Angeles, Pacific Palisades, N side of Pacific Coast Highway at Porto Marina Way near the PCH pedestrian bridge crossing. Comment
  RSA276630  Pteris tremula L. L. Kiefer 1967-4-15 3277 Los Angeles San Gabriel Mountains, Monrovia Canyon, ca. 1/8 mi above the falls. 579 Comment
  CAS-BOT-BC421208  Pterostegia drymarioides Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3799 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake [ridge descending SSW from Mt. Islip] 1865 Comment
  SBBG13288  Pterostegia drymarioides M. A. Piehl 1962-6-9 62345 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  SEINET11929216  Pterostegia drymarioides I. W. Clokey, Templeton, B. 1929-1 4523 Los Angeles Mandeville Canyon, Monica Mountains 350 Comment
  RSA451429  Purshia tridentata var. glandulosa L. E. Hoffman 1934-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest Comment
  SBBG128174  Quercus X macdonaldii B. E. Carter, J. Clark 2012-8-9 6963 Los Angeles Bulrush Cyn, below Salta Verde turnoff 255 Comment
  SEINET12027835  Quercus agrifolia C. V. Braun 1974-1 14 Los Angeles approx 1.4mi W of Newhall exit,Interstate 5 Comment
  POM18615  Quercus berberidifolia E. S. Spalding 1921-2-26 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  POM18618  Quercus berberidifolia E. S. Spalding 1921-4-9 s.n. Los Angeles Ganesha Hills, Pomona. Comment
  UCR177730  Quercus berberidifolia LeRoy Gross 2000-10-28 302 Los Angeles Los Angeles Basin region; Verdugo Mtns., Verdugo Mountains: Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale. Following fire break up to main crest (to Beaudry fire road) 366 Comment
  UCR230265  Quercus berberidifolia Dan S. Cooper 2011-3-28 311- 21 Los Angeles Industry Hills, S of Temple Ave., La Puente 177 Comment
  RSA597386  Quercus chrysolepis Tim S. Ross 1990-6-18 3504 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA638819  Quercus chrysolepis Valerie L. Soza, Laura Moore 1999-6-30 583 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  RSA652326  Quercus chrysolepis Marion P. Harthill 1971-9-25 579 Los Angeles Baden Powell, Angeles National Forest. Comment
  UC338549  Quercus chrysolepis J. G. Lemmon 1891-7-18 Los Angeles near Pomona; San Antonio Canyon Comment
  CATA1763  Quercus douglasii Benjamin E. Carter 2012-7-19 6892 Los Angeles Santa Catalina Island: Bulrush Canyon, about 1/4 mile below the lower reservoir 277 Comment
  JEPS46660  Quercus dumosa Ernest Braunton 1892-2 Los Angeles near n Pasadena Comment
  UC56659  Quercus dumosa Ernest Braunton Jun 1902 484 Los Angeles Griffith Park Cahuenga Hills Comment
  UCSB28145  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 975 Comment
  RSA612305  Quercus durata var. gabrielensis Louis C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mountains: Cattle Canyon, 1 mile E of mouth of Coldwater Canyon. 945 Comment
  RSA653529  Quercus durata var. gabrielensis LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 290 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. 915 Comment
  RSA741092  Quercus durata var. gabrielensis Justin M. Wood 2008-11-20 242 Los Angeles ANF Road (1N36) / SCE access road W of Van Tassel Canyon. Above the city of Duarte. 305 Comment
  UCR273377  Quercus durata var. gabrielensis R. G. Swinney 2011-5-10 14643 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
  LA205295  Quercus engelmannii Louis Wheeler; 1932-9-7 1353 Los Angeles 2 mi. NE of La Verne 403 Comment
  SBBG44659  Quercus engelmannii W. B. Holt 1941-10-31 23 -1941 Los Angeles Monrovia Comment
  UC1135785  Quercus john-tuckeri H. A. Jensen 1933-6-1 322 Los Angeles Rock Creek Rock Creek Quad. 1706 Comment
  UCR84565  Quercus john-tuckeri T. S. Ross, Steve Boyd 1994-9-21 8308 Los Angeles Liebre Mtns., upper west end of Liebre Mountain, along Forest Service Road 7N23, c. 200-370 m SW of Sandberg Triangulation Point (5345 ft.). 1582 Comment
  JEPS38025  Quercus kelloggii Frank W. Peirson Jul 3 1921-May 26 1923 1708 Los Angeles Rock Creek San Gabriel Mountains Comment
Read comments
Mar 29 2014
  LA46636  Quercus pacifica Joseph Dunlavy; 1934-5-4 4485 Los Angeles Santa Catalina Island, S side, near isthmus Comment
  SBBG13258  Quercus tomentella M. A. Piehl, F. Eisler 1962-6-10 62407 Los Angeles E of Thirst 243 Comment
  POM2115  Quercus wislizeni var. frutescens I. M. Johnston 1916-11-27 s.n. Los Angeles Above Claremont. 1220 Comment
  RSA87153  Quercus wislizeni var. frutescens F. W. Peirson 1919-5-10 403 Los Angeles Trail from Arraster [Arrastre] Creek to Mt. Gleason, San Gabriel Mts 1524 Comment
  SFV12460  Quercus wislizeni var. frutescens M. H. Grayum, D. L. Koutnik 1978-1-22 950 Los Angeles Santa Monica Mountains Near summit of Saddle Peak. 823 Comment
  UC586893  Ranunculus cymbalaria var. saximontanus Joseph Andorfer Ewan 1934-8-3 8357 Los Angeles below Big Pines Camp; San Gabriel Mts., Swartout Valley 1981 Comment
  SBBG131515  Raphanus sativus S. A. Junak 2000-5-18 SCa 1301 Los Angeles N side of N Shore Rd, 0.6 mi E of turn-off for Howland's Landing 39 Comment
  UCR133607  Rhamnus californica Elizabeth Crow 1928-10-21 05 Los Angeles San Gabriel Mtns., San Dimas Canyon Comment
  UC440439  Rhamnus californica subsp. californica H. Anderson and Carl Epling 1930-5-30 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  LA207789  Rhamnus crocea Paul Gripp; May 1954 sn Los Angeles Mt. Gleason Rd., Tujunga Comment
  LA207826  Rhamnus crocea subsp. ilicifolia Carl B. Wolf; 1928-5-11 2178 Los Angeles on Newhall Grade, just above the place where the Los Angeles Aqueduct crosses highway Comment
  RSA390827  Rhamnus ilicifolia Bonnie C. Templeton 1932-8-26 5117 Los Angeles Big Rock Creek; San Gabriel Mountains 1905 Comment
  RSA598864  Rhamnus ilicifolia Steve Boyd, Tim S. Ross 1997-3-21 9241 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  LA207841  Rhamnus pirifolia C. B. Wolf; 1932-5-10 3502 Los Angeles Santa Catalina Island, Avalon Canyon, above the last almond orchard 121 Comment
  RSA487438  Rhamnus pirifolia Tom Scott 1988-5-8 s.n. Los Angeles San Clemente Island: Horse Canyon Comment
  UCR107775  Rhus aromatica M. E. Siqueiros D. 1997-3-19 4375 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Ave. & Foothill Blvd. west of main paved road, north of Foothill Blvd. 50 m from NW fence. 412 Comment
  CATA1006  Rhus integrifolia Mark L. Hoefs 1994-7-18 1888 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  RSA190981  Rhus integrifolia R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36738 Los Angeles Santa Catalina Island. Wild Boar Gully, ca. 1 mi. WNW of Salta Verde Point 198 Comment
  RSA386485  Rhus integrifolia V. V. Giles 1936-7-5 214 Los Angeles San Gabriel River bed at Highway 66. Comment
  SD107804  Rhus integrifolia Larry DeBuhr, Gary Wallace 1972-9-4 719 Los Angeles San Clemente Island, below barracks area at Wilson Cove Comment
  UC557728  Rhus integrifolia Nell Murbarger May, 1936 180 Los Angeles San Clemente Island Comment
  UC64000  Rhus integrifolia H. M. Hall 1898-7-7 978 Los Angeles Claremont Comment
  UCR212760  Rhus integrifolia Ellen Mackey, Blake Whittington 2006-10-24 1828 Los Angeles San Gabriel River Watershed, San Gabriel River main stem across from Morris Dam 403 Comment
  UCR217438  Rhus integrifolia R. G. Swinney 2009-2-26 10038 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  UC124175  Rhus ovata K. Brandegee May 1890 Los Angeles Pasadena Comment
  RSA122522  Rhus trilobata var. pilosissima P. L. Johannsen 1934-3-5 312 Los Angeles 1.5 mile NE Castac. 427 Comment
  SD77871  Ribes amarum D. F. Howe 1970-3-8 4681 Los Angeles 10.5 miles west of Laurel Canyon Boulevard on Mulholland Drive, Santa Monica Mountains. 427 Comment
  SD143856  Ribes aureum Scott D. White 1997-2-2 4664 Los Angeles San Dimas/Pomona Area; Near Bonelli Regional Park, just NW of Puddingstone Reservoir, San Dimas Ave., and E of the I-210 Freeway. On fill slope below (N of) San Dimas Ave. 244 Comment
  UCSB12453  Ribes aureum Haines, A. 1962-3-28 Los Angeles Topanga Canyon Boulevard and Mulholland Drive 259 Comment
  JEPS49215  Ribes californicum var. hesperium Frank W. Peirson 1919-1-5 300 Los Angeles Monrovia Sawpit Canyon 457 Comment
  POM122288  Ribes californicum var. hesperium Marcus E. Jones 1924-2-15 s.n. Los Angeles San Antonio Canyon, Claremont. Comment
  RSA233509  Ribes californicum var. hesperium Robert F. Thorne 1972-1-30 42175 Los Angeles San Gabriel Mts: Johnson s Pastures N of Claremont. 549 Comment
  UC1127403  Ribes californicum var. hesperium P. L. Johannsen 1934-1-15 228 Los Angeles 1 mi ne of lower dam Malibu Creek; Calabasas Quadrangle Comment
  UC168763  Ribes californicum var. hesperium Geo. B. Grant 1906-2-21 1122 a6593 Los Angeles Santa Anita Canyon Comment
  UCR202744  Ribes cereum R. G. Swinney 2001-8-27 8095 Los Angeles San Gabriel Mtns., Throop Peak, west of Mt. Baden-Powell 2786 Comment
  RSA476141  Ribes cereum var. cereum C. Epling 1931-5-16 s.n. Los Angeles San Gabriel Mountains. Big Pines Camp. Comment
  CAS-BOT-BC108867  Ribes divaricatum var. parishii Louis C. Wheeler 1934-3-18 2452 Los Angeles San Gabriel River. 73 Comment
  CAS-BOT-BC108872  Ribes divaricatum var. parishii Ellsworth Bethel 1920-2-14 s.n. Los Angeles El Monte. Comment
  RSA441485  Ribes indecorum Louis Greata 1901-04 s.n. Los Angeles San Gabriel Mts. Comment
  RSA441455  Ribes malvaceum var. viridifolium T. S. Clare 1929-3-10 s.n. Los Angeles Topanga Canyon Comment
  UC1127277  Ribes malvaceum var. viridifolium A. Lewis Feb 1934 274 Los Angeles Head of Grapevine Canyon Angeles National Forest, San Fernando Quadrangle Comment
  CAS-BOT-BC186159  Ribes roezlii var. roezlii R. F. Thorne; M. Z. Thorne 1969-7-10 38359 Los Angeles San Gabriel Mts., Angeles National Forest: Near Lodgepole Picnic Ground, c. 1 1/2 miles SE of Dawson Saddle along Angeles Crest Hwy. 2316 Comment
  LA50713  Ribes speciosum Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  UCSB2686  Ribes speciosum Wilson, Richard 1958-3-1 Los Angeles Santa Monica Mountains; On Entrada Lane; 2 miles NS of its junction with Topanga Canyon Rd 304 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
  RSA187945  Ribes viburnifolium Robert F. Thorne 1966-4-30 36333 Los Angeles Santa Catalina Island, W fork of Gallagher s Canyon 305 Comment
  RSA603398  Ricinus communis L. C. Wheeler 1975-6-15 s.n. Los Angeles San Gabriel Mountains Region: Big Tujunga Wash at Foothill Blvd. Comment
  RSA0049585  Rorippa sphaerocarpa Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4785 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA762425  Rosa californica R. G. Swinney 2008-10-16 9616 Los Angeles Big Pine Meadow 2061 Comment
  UC12859  Rosa californica J. H. Barber 1897-3-14 55 Los Angeles Santa Monica Canyon Comment
  SEINET9300518  Rubus parviflorus Unknown 2008-7-2 9126 Los Angeles San Gabriel Mountains (Lat. 34 54' 53") Comment
  CAS-BOT-BC158822  Rubus ursinus Timothy S. Ross 1994-4-28 7567 Los Angeles Cottonwood Swamp: Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Moutnain - Liebre Mountains 515 Comment
  UCSB2943  Rubus ursinus Ballard 1954-4-20 Los Angeles Little Dalton Canyon near Glendora 350 Comment
  RSA65368  Rumex acetosella F. W. Peirson 1924-5-27 4630 Los Angeles Colby's Ranch 976 Comment
  LA105052  Rumex crispus Barry A. Prigge; 1988-7-3 8216 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track, S side of Hwy. 313 Comment
  RSA654558  Rumex crispus Benjamen Rangel 1992-4-11 777 -05 Los Angeles Behind the Olivos Commons at Cal Poly Pomona University. Comment
  RSA595456  Rumex hymenosepalus Tim S. Ross, Victor W. Steinmann 1995-5-8 8550 Los Angeles NE side of Bouquet Reservoir; Spunky Canyon Road ca 500 m SE of the mouth of Spunky Canyon 919 Comment
  HSC79915  Rumex salicifolius Philip A. Silverstone 1978-8-20 310 Los Angeles Jct. on Maguire and Escondido Sts., 0.3 km. from jct. of Maguire and Latigo Canyon Rd. Comment
  UCD98445  Sagina apetala Daryl Koutnik 1978-4-21 406 Los Angeles Glendale at east end of Glenoaks Avenue, near Scholl Canyon Park. 304 Comment
  RSA249788  Salazaria mexicana Robert F. Thorne 1973-5-11 43481 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  UCR177462  Salazaria mexicana LeRoy Gross 2005-5-3 2222 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
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May 3 2013
  RSA602479  Salix exigua Scott D. White 1997-5-8 5093 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  RSA712711  Salix gooddingii A. C. Sanders 2003-3-14 25749 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd., north edge of 210 freeway east of the San Gabriel River channel. 159 Comment
  RSA0034662  Salix hindsiana var. leucodendroides F. Raymond Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura, Santa Monica Mountains. Comment
  LA208730  Salix laevigata Carl Hedin; Joseph Ewan 1932-5-19 7665 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  POM362613  Salix laevigata I. W. Clokey, Bonnie C. Templeton 1930-4-8 4724 Los Angeles San Francisquito Canyon. 800 Comment
  RSA0082587  Salix laevigata R. G. Swinney 2010-6-4 12996 Los Angeles Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon. 476 Comment
  UCR223673  Salix laevigata R. G. Swinney 2009-6-12 11143 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  UC506461  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7638 Los Angeles 4 hektometers e Radford Drive (Area 1, Tree 15); San Fernando Valley, Los Angeles River Comment
  RSA0034688  Salix lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Agoura (Picture City), Santa Monica Mts. Comment
  CAS-BOT-BC125660  Salix melanopsis Joseph Andorfer Ewan 1936-8-8 9987 Los Angeles Swartout Valley Meadow, San Gabriel Mts. 1905 Comment
  SEINET5586220  Salsola australis A. C. Sanders, Dan S. Cooper 2010-1 38572 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. 24 Comment
  UCR210416  Salsola tragus R. G. Swinney 2008-12-6 9977 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  RSA0115686  Saltugilia australis A. C. Sanders 2008-4-23 35078 Los Angeles Transverse Range; western San Gabriel Mtns: upper Cow Spring Canyon. 1090 Comment
  RSA0091536  Saltugilia splendens subsp. grantii R. G. Swinney 2011-6-14 15125 Los Angeles Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  RSA469659  Saltugilia splendens subsp. grantii Anstruther Davidson 1892-6-14 1944 Los Angeles Wilson's Peak Comment
  RSA524629  Saltugilia splendens subsp. grantii T. S. Ross, S. D. Boyd 1990-5-17 2599 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  UC104493  Salvia A. Davidson Jun 1876 Los Angeles Los Angeles foothills; Los Angeles Comment
  RSA145205  Salvia apiana Alice Ann Webb 1961-2-9 771 Los Angeles Mills Ave and Base Line, SW corner, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 396 Comment
  OBI2678  Salvia apiana Bill Arbaugh 1966-5-28 s.n. Los Angeles Little Tajunga Cyn 335 Comment
  POM4134  Salvia carduacea Alice Davis 1908-5-1 s.n. Los Angeles Claremont. 400 Comment
  LA202606  Salvia columbariae Virginia Mars; 1951-5-12 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA401453B  Salvia columbariae H. de Forest 1929-05 s.n. Los Angeles Griffith Park. Comment
  RSA595675  Salvia columbariae Tim S. Ross, Victor W. Steinmann 1995-5-8 8553 Los Angeles Slopes between Leona Valley and Lost Valley. 1098 Comment
  SD260266  Salvia columbariae R. G. Swinney 2010-5-19 12824 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd, just W of Angeles Nat. Forest boundary, 2.05 mi. due E of Angeles Forest Hwy, 0.8 mi due W of Mt Emma Rd 1349 Comment
  UCR270813  Salvia columbariae R. G. Swinney 2011-5-24 14831 Los Angeles San Gabriel Mountains, to 0.3 mi. S of Aliso Canyon Rd, c. 0.65 miles E of Bear Trap Cyn., 2 miles W of Angeles Forest Hwy 1061 Comment
  RSA401467B  Salvia columbariae L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima, Angeles National Forest. Comment
  RSA670603  Salvia columbariae Bonnie C. Templeton 1930-5-19 1463 Los Angeles Mint Canyon, San Gabriel Mts. 600 Comment
  CAS-BOT-BC214321  Salvia dorrii var. pilosa A. D. E. Elmer 1902-6-1 3696 Los Angeles Vincent Comment
  RSA446276  Salvia dorrii var. pilosa Christopher Davidson 1973-4-7 1892 Los Angeles Juniper Hills toward Devil's Punchbowl, east side of San Gabriel Mtns. 1067 Comment
  SEINET4082169  Salvia leucophylla O. M. Clark 1932-1 5122 Los Angeles North Los Angeles. Comment
  UCR107802  Salvia leucophylla Steve Boyd, Valerie Soza 1998-4-28 10167 Los Angeles Liebre Mtns., Plum Canyon SW of Cruzan Mesa along Arline Road, east of junction with Plum Canyon Road. 512 Comment
  CAS-BOT-BC233318  Salvia mellifera John I. Carlson 1915-6-13 s.n. Los Angeles Santa Catalina Island Comment
  RSA82403  Salvia mellifera F. W. Peirson 1920-4-18 181 Los Angeles New York St., La Canada. 610 Comment
  RSA477572  Sambucus mexicana Howard Mullins 1931-3-11 s.n. Los Angeles Oakwilde. Comment
  RSA531262  Sambucus mexicana W. Wisura 1991-7-21 531262 Los Angeles Puente Hills, upper Turnbull Canyon, below Skyline Drive. Comment
  UC535616  Sambucus mexicana Ira W. Clokey, B. Templeton May 1929 4558 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  SFV3602  Sambucus nigra subsp. caerulea K. A. Wilson 1961-3-7 947 Los Angeles Santa Monica Mountains Mulholland Highway about 3 miles west of Las Virgenes Road. Comment
  UC57606  Samolus parviflorus J. H. Barber 1898-8-10 Los Angeles Topango Canyon Comment
  POM3197  Sanicula arguta D. L. Crawford, Hiatt 1916-3-29 s.n. Los Angeles Topanga Canyon, Santa Monica Mountains Comment
  SBBG95116  Sanicula arguta S. Myers, R. Montijo 1990-4-20 3 Los Angeles Powder Cyn; La Habra Heights 243 Comment
  RSA470986  Sanicula arguta Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  RSA746900  Sanicula bipinnatifida R. G. Swinney 2005-4-15 8220 Los Angeles Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 320 Comment
  POM177953  Sanicula crassicaulis Joseph A. Ewan 1931-3-21 4064 Los Angeles Colony on moist slope under oaks at old ranch site, Los Flores Canyon. 457 Comment
  SBBG89737  Sanicula crassicaulis F. R. Fosberg 1931-4-1 4436 Los Angeles Hamilton Cyn 50 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
  RSA471117  Sarcodes sanguinea L. E. Hoffman 1932-7-4 s.n. Los Angeles Big Pines Park, Swarthout Canyon. Comment
  UC520332  Schinus molle Louis C. Wheeler 1933-1-28 1456 Los Angeles San Dimas Canyon , San Dimas Canyon (San Gabriel Mts.) 388 Comment
  UCR177778  Schismus arabicus LeRoy Gross 2005-4-28 2127 Los Angeles San Gabriel Mountains, Ridgeline to Mt. Emma and canyon south of this ridge. W from Mt. Emma (NW trending ridge, lower part of ridgeline starts to turn SW) east of Mt. Emma Rd 1413 Comment
  RSA517859  Schismus barbatus Steve Boyd 1986-3-30 1514 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  RSA703205  Schismus barbatus LeRoy Gross 2005-2-15 1395 Los Angeles About 1/4 mile beyond the cemetary up Brand Canyon, on the south side of the mountains. Near 356 Comment
  SD181746  Schismus barbatus LeRoy Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 690 Los Angeles Verdugo Mountains Region; South side; on shoulder along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. 783 Comment
  SEINET13203157 Image available Schismus barbatus R. G. Swinney 2010-1 11822 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. (Oat Mt. 7.5' Q.) 442 Comment
  UCR259755  Schismus barbatus R. G. Swinney 2010-5-11 12628 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  UCR273915  Schismus barbatus Steven A. Junak 1999-4-24 SCa- 859 Los Angeles California Islands, Santa Catalina Island. Plant stop, main road 445 Comment
  CAS-BOT-BC111518  Schoenoplectus americanus George B. Grant 1902-4-1 1943 Los Angeles Los Angeles Comment
  RSA602955  Schoenoplectus americanus Mark Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2482 Los Angeles Santa Catalina Island: Little Harbor. 3 Comment
  RSA366005  Schoenoplectus californicus Edwin Kline 1924-7-4 s.n. Los Angeles Near Venice. Comment
  SEINET3165079  Scirpus cernuus G. B. Grant 1904-6-10 1181 a-6274 Los Angeles at Ballona Marsh Comment
  POM49303  Scrophularia villosa L. W. Nuttall 1920-5-27 s.n. Los Angeles Catalina Island Comment
  UC1181404  Scrophularia villosa Robert Ornduff with R. L. Taylor 1960-3-19 5095 Los Angeles Santa Catalina Island, Golf Links Canyon Golf Links Canyon; Santa Catalina Island, Golf Links Canyon Comment
  SBBG71223  Scutellaria siphocampyloides V. Duran 1933-7-8 3503 Los Angeles Horse Flats 1676 Comment
  UCD125745  Scutellaria tuberosa Daryl Koutnik 1978-3-27 174 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Ave, Claremont. 579 Comment
  RSA651610  Secale cereale Harold Mosher 1948-5-4 s.n. Los Angeles On a farm near Littlerock. 2 miles W of Littlerock. 548 Comment
  RSA605508  Selaginella asprella Louis Cutter Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: South side Devil's Canyon. 1402 Comment
  LA200010  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-26 1771 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  UC306693  Selaginella bigelovii unknown Jul 1901 1191 Los Angeles Sierra Nevada Mts. Comment
  CAS-BOT-BC327419  Senecio flaccidus var. douglasii A. C. Sanders; T. B. Salvato 2009-5-29 37039 Los Angeles Irwindale at northwest edge of Baldwin Park under SCE power lines northwest of San Gabriel River and southeast of 605 Freeway south of Live Oak Avenue, Baldwin Park 7.5', San Gabriel Valley 114 Comment
  CAS-BOT-BC333122  Senecio flaccidus var. douglasii Javier Penalosa 1961-5-21 1519 Los Angeles San Gabriel Canyon Comment
  UC1586207  Senecio flaccidus var. douglasii Tim Ross 1991-8-16 5800 Los Angeles n Pasadena (Woodwardia Canyon); Condor Peak Quad., San Gabriel Mountains, Woodwardia Canyon 818 Comment
  RSA0124996  Senecio lyonii Mark A. Elvin, Orlando Mistretta 1996-3-24 123 Los Angeles San Clemente Island 9 Comment
  SBBG31019  Senecio vulgaris R. F. Thorne 1966-4-28 36209 Los Angeles rd to Renton Mine, Pebbly Beach Cyn 243 Comment
  LA209933  Senecio vulgaris O. A. Plunkett; 1926-3-4 Los Angeles Santa Monica Mountains, Mulholland Drive Comment
  RSA94845  Senecio vulgaris F. W. Peirson 1918-10-21 290 Los Angeles Ovid's Camp, west fork of San Gabriel River. Comment
  RSA402667  Sesuvium verrucosum F. R. Fosberg 1930-7-7 S- 3149 Los Angeles Alamitos Bay 5 Comment
  SEINET10589628  Setaria Joseph A. Ewan 1932-7-11 Ewan 7470 Los Angeles Hard adobe of neglected lawn Ingraham St. L.A., Ca. Comment
  SEINET10526757  Setaria parviflora David B. Dunn 1947-7-20 Dunn 2988 Los Angeles Collected at 316 North Avenue 50. Comment
  UCR108643  Setaria viridis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  RSA433868  Sidalcea malviflora T. S. Clare 1929-3-28 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  SBBG62397  Sidotheca trilobata R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UC1215142  Silene gallica Peter H. Raven 1962-4-10 17184 Los Angeles above Wilson Cove; San Clemente Island, above Wilson Cove 60 Comment
  UCR273178  Silene gallica R. G. Swinney 2011-5-6 14614 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  RSA608504  Silene gallica L. C. Wheeler 1930-5-31 46 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  LA200356  Silene laciniata subsp. laciniata J. A. Ewan; 1929-5-18 1252 Los Angeles 365 Comment
  RSA477923  Silene laciniata subsp. major R. J. Tinkler 1969-7-4 s.n. Los Angeles Lopez Canyon Road, San Fernando. Comment
  POM11237  Silene lemmonii George B. Grant 1901-5-23 s.n. Los Angeles Mt. Lowe 1371 Comment
  UCR223277  Silene verecunda R. G. Swinney 2009-7-29 11445 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  RSA65063  Silene verecunda subsp. platyota F. W. Peirson 1919-6-14 474 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1707 Comment
  RSA729690  Silene verecunda subsp. platyota R. G. Swinney 1998-8-31 6865 Los Angeles San Antonio Ridge, 1.1 mi. west of Baldy, east of saddle. 2415 Comment
  RSA66082  Sinapis arvensis F. W. Peirson 1919-4-5 1898 Los Angeles New York Ave. Altadena 351 Comment
  JEPS53892  Sisymbrium altissimum Frank W. Peirson 1918-5-26 61 Los Angeles Henninger Flats; San Gabriel Range, Henninger Flats 868 Comment
  RSA699880  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  RSA431704  Sisymbrium altissimum Freda Detmers 1931-5-17 s.n. Los Angeles Big Rock Canyon Comment
  RSA0069646  Sisymbrium irio R. G. Swinney 2010-2-27 11779 Los Angeles Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash. 331 Comment
  UCR216863  Sisymbrium irio R. G. Swinney 2009-3-12 10100 A Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  RSA258418  Sisymbrium irio C. W. Tilforth 1972-4-22 509 Los Angeles weeds of RSABG. Comment
  CDA33378  Sisymbrium orientale J. M. Wood 2009-3-6 336 Los Angeles City of Claremont; NW corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County. Comment
  RSA724382  Sisymbrium orientale K. Dobry 1991-6-13 d- 718 -a Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  RSA747880  Sisymbrium orientale Justin M. Wood 2009-3-6 336 Los Angeles NW corner of Monte Vista Ave and Foothill Blvd., County line goes through property but most plants were collected in LA County. 402 Comment
  CAS-BOT-BC135360  Sisyrinchium S. B. Parish 1919-4-19 19260 Los Angeles Lone Hill near San Dimas Comment
  LA200925  Sisyrinchium bellum Carlos Hagen; 1979-3-16 sn Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  POM1770  Sisyrinchium bellum Los Angeles High School pupils 1903-05 s.n. Los Angeles Laurel Canyon. Comment
  UCR4066  Sisyrinchium bellum Carole Sims 1965-4-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., 2.0 mi from the intersection of Old Topanga Canyon Road & Mulholland Drive up Old Topanga Canyon Road 381 Comment
  RSA165267  Sisyrinchium bellum Mark Parratt 1963-5-3 537 Los Angeles Oak Flats fire guard station 10 mi N. Castaic on U. S. 99. Pacific slope drainage 854 Comment
  RSA652071  Sisyrinchium bellum A. E. Hersh 1950-6-28 sn Los Angeles Faculty Hill, UCLA campus. 60 Comment
  JEPS62154  Smilacina stellata Frank W. Peirson 1920-9-14 1682 Los Angeles Coldwater Cienega San Gabriel Mountains 2133 Comment
  RSA0036981  Solanum douglasii R. G. Swinney 2010-5-29 13400 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  RSA0110753  Solanum douglasii R. G. Swinney 2011-4-26 14484 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  RSA422437  Solanum douglasii E. Crow 1928-10-21 3 Los Angeles San Dimas Canyon, San Gabriel Mts. Comment
  RSA600518  Solanum douglasii Louis C. Wheeler 1968-3-21 s.n. Los Angeles Foothills; West Debris Basin above Brown School for Girls. Northwest of Glendora. 427 Comment
  RSA666733  Solanum douglasii A. C. Sanders, D. Malueg 2001-5-17 24340 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  UCR258577  Solanum douglasii R. G. Swinney 2010-4-23 12367 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA572117  Solanum douglasii M. B. Dunkle 1939-4-3 7225 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  SEINET12274721  Solanum douglasii J. F. Bright, Wyman, C. 1931-1 5749 Los Angeles in suburbs of Hollywood Comment
  UCR216887  Solanum umbelliferum R. G. Swinney 2009-2-20 10025 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  UCR255790  Solanum umbelliferum R. G. Swinney 2010-3-10 11823 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 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
  CAS-BOT-BC156506  Solanum umbelliferum H. M. Hall 1902-5-3 3102 Los Angeles San Francisquito Pass 457 Comment
  POM339143  Solanum umbelliferum F. R. Fosberg 1932-5-19 8186 Los Angeles Alluvial ban at mouth of San Dimas Blvd. Comment
  RSA517112  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1990-5-14 2467 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1049 Comment
  CATA605  Solanum wallacei Mark L. Hoefs 1991-4-8 1051 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  CHSC36825  Solanum xanti Arthur W. Dawson 1982-4-11 2 Los Angeles Ca. 10 m s of Tuna Canyon Rd. and ca. 1.5 km n of Pacific Coast Highway, ca. 6.0 air km w of Pacific Palisades. 110 Comment
  LA81981  Solanum xanti O. H. Kappler; 1943-4-18 366 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SEINET7262091 Image available Solanum xanti var. intermedium I. W. Clokey, E. G. Anderson 1935-5-9 6878 Los Angeles San Dimas Canyon Comment
  RSA719742  Solidago californica R. G. Swinney 1996-8-7 5228 Los Angeles San Dimas Experimental Forest, southern third of west half of Brown's Flat. 1305 Comment
  CAS-BOT-BC365024  Solidago velutina subsp. californica Ruth C. Wilson 1961-9-17 s.n. Los Angeles Buckhorn Camp Area, San Gabriel Mts. 2072 Comment
  HSC46408  Sonchus asper M. B. Dunkle 1939-4-2 7209 Los Angeles SE point, San Clemente Island, Comment
  RSA474081  Sonchus asper subsp. asper Anstruther Davidson 1920-6-1 s.n Los Angeles San Antonio river Canyon 1500 Comment
  RSA167784  Sonchus oleraceus R. F. Thorne, Percy C. Everett 1964-2-7 33456 Los Angeles Weed at lower end of Pebbly Beach Canyon at base of building, E end of Santa Catalina Island. 76 Comment
  CDA29918  Spartium junceum Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  RSA753987  Spartium junceum Doug Tolbert 1970-5-7 700507 -08 Los Angeles Pasadena, Eatno Canyon Park, at head of Arroyo Nature trail. Comment
  UCR150624  Spartium junceum Scott D. White 1997-5-8 5080 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
  LA94371  Spergularia macrotheca var. macrotheca Harlan Lewis; 1940-4-3 1295 Los Angeles Santa Monica Mountains, 10 mi. S of Oxnard [E-end of Mugu Salt Marsh or vicinity of Pt. Mugu] Comment
  RSA0098138  Spergularia rubra Scott D. White, Justin M. Wood 2008-10-7 12561 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  LA52399  Stachys albens Nesta Hutchinson; 1931-8-17 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  LA201932  Stachys bullata Arthur C. Gibson; 2001-5-19 4920 Los Angeles 121 Comment
  CAS-BOT-BC374820  Stebbinsoseris heterocarpa Carl B. Wolf 1932-5-11 3550 Los Angeles Santa Catalina Island. W. side of Isthmus Harbor 30 Comment
  SBBG131679  Stebbinsoseris heterocarpa S. A. Junak 1999-5-20 SCa 930 Los Angeles 0.5 mi E of reservoir [reservoir in Cottowood Cyn] 207 Comment
  RSA478174  Stellaria media T. S. Clare 1929-4-10 s.n. Los Angeles Verdugo woodlands near Glendale Comment
  UC852207  Stellaria media L. W. Nuttall 243 Los Angeles Santa Catalina Island Comment
  UCR205552  Stellaria media R. G. Swinney 2008-5-30 8879 Los Angeles San Gabriel Mtns., San Gabriel Canyon along old road/trail at El Encanto [El Encanto Azusa River Wilderness Park, 0.2 mi. upstream from park admin. buliding -- R.G.S., 2010] 256 Comment
  UCR276745  Stephanomeria cichoriacea R. G. Swinney 2010-8-11 13497 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  LA105110  Stephanomeria diegensis Barry A. Prigge; 1988-7-9 8264 Los Angeles Santa Monica Mountains, Calabasas, 0.3 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School 405 Comment
  UC92385  Stephanomeria parryi Samuel B. Parish June 1887 1961 Los Angeles Alpine Comment
  JEPS36843  Stephanomeria pauciflora F. W. Peirson 1918-8-16 250 Los Angeles San Antonio Canyon San Gabriel Mountains 1371 Comment
  RSA588691  Stephanomeria pauciflora var. pauciflora Orlando Mistretta 1995-7-12 1899 Los Angeles San Gabriel Mountains: Little Rock Creek, just N of Guard Station along Little Rock Creek, below the dam. 976 Comment
  RSA118797  Stephanomeria virgata S. Carlquist 1958-8-30 616 Los Angeles Weed in field, Foothill Blvd at W City limits of Claremont. Comment
  SBBG91139  Stephanomeria virgata subsp. virgata M. R. Benedict 1971-6-26 Los Angeles 0.5 mi S of Wilson Cove Comment
  SEINET10960836  Stipa Unknown 1944-4-25 Anonymous s.n. Los Angeles Needle and Tread Grass. Monroyia Canyon. Comment
  RSA0087027  Stipa lepida R. G. Swinney 2010-3-18 11969 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
  UCR100770  Stipa lepida L. C. Wheeler 1967-6-16 9843 Los Angeles San Gabriel Mtns., Sunset Ridge by Millard Canyon, north side (NE) of Coulter Reservoir 640 Comment
  SD125867  Stipa miliacea A. C. Sanders 1988-5-18 7839 Los Angeles El Segundo Dunes, disturbed coastal dunes, immediately W of L.A. Int. Airport and E of Vista Del Mar Blvd. Comment
  LA88399  Stylocline gnaphaloides O. H. Kappler; 1941-5-9 265 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG119924  Stylocline gnaphaloides A. C. Sanders 2003-4-29 26175 Los Angeles Castaic Mesa, Newhall Ranch, N of Charlie Cyn and E of Lake Hughes Rd 396 Comment
  SBBG32131  Stylocline gnaphaloides R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -217 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  UCR282030  Stylocline gnaphaloides R. G. Swinney 2014-5-7 16424 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  UCR246421  Suaeda calceoliformis Dan S. Cooper 2011-7-19 711- 94 Los Angeles Ballona Wetlands, Area B, main saltpan 2 Comment
  CAS-BOT-BC110385  Suaeda esteroa LeRoy Abrams 1904-9-6 4195 Los Angeles Borders of the bay, San Pedro. Comment
  RSA552190  Suaeda moquinii D. Charlton 1989-5-25 3196 Los Angeles Corner of G/H and 30th Street West, Palmdale. 610 Comment
  CATA1811  Suaeda taxifolia Benjamin E. Carter 2012-8-23 6998 Los Angeles Santa Catalina Island: Two Harbors at top of Catalina Harbor 1 Comment
  SD112047  Symphoricarpos mollis Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; middle of Middle Ranch Canyon. Comment
  UCD137439  Symphoricarpos mollis Daryl Koutnik 1978-4-15 368 Los Angeles Porter Ranch in the San Fernando Valley, west of Limekiln Canyon. 609 Comment
  UCR131386  Symphoricarpos mollis Alison Lipman 1998-6-30 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
  UC29868  Symphyotrichum defoliatum Dr. A. Davidson 1895-1-1 Los Angeles Antelope Valley Antelope Valley Comment
  HSC104231  Syntrichopappus fremontii R. G. Swinney 2009-4-24 10440 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment