Search Results — 2000 specimen records retrieved (1585 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA0115408  Abies concolor R. G. Swinney 2010-9-23 13891 Los Angeles San Gabriel Mountains; summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  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
  UC57520  Abronia maritima J. H. Barber 1897-1-23 25 Los Angeles Santa Monica Forestry Station Comment
  CAS-BOT-BC383914  Abronia pogonantha Roxana S. Ferris 1918-6-12 930 Los Angeles Lancaster Comment
  SEINET3134480  Abronia pogonantha L. C. Higgins 1974-4-11 8451 Los Angeles Hwy 18 at Los Angeles - San Bernardino county line Comment
  NY679466  Abronia umbellata F. R. Fosberg 1930-6-23 52978 Los Angeles Del Rey. 2 Comment
  SD262314  Abronia umbellata Mitch Provance, Jeremiah George 2017-6-28 617 79 Los Angeles Coastal Regions of Southern California: Manhattan Beach, Bayview Dr., between 10th St and 11th St. Boxed in byhouses, apparently the last bit of undeveloped ground inland from undeveloped portion of the strand 500 ft away. (Venice 7.5'Q) 24 Comment
  NY679480  Abronia umbellata G. B. Grant 04 1899 2005 Los Angeles Southern California. Comment
  SEINET10940013  Acacia decurrens Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4818 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  RSA651422  Acacia longifolia Hughie Johnson 1949-2-20 s.n. Los Angeles Elysian Hills Park, Los Angeles. 182 Comment
  RSA596360  Acacia mearnsii R. G. Swinney 1989-7-14 s.n. Los Angeles Base of San Gabriel Mtns., in and near the city of Glendora. S of water reservoir at N terminus of Englewild Ave. 396 Comment
  SEINET4900043  Acacia retinodes B. Pitzer 1996-5-5 2856 Los Angeles Palos Verdes Peninsula: Palos Verdes Hills, San Pedro Naval Fuel Station. 409-451 m. Comment
  RSA252887  Acamptopappus sphaerocephalus var. sphaerocephalus R. F. Thorne 1973-5-11 43543 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
  CAS-BOT-BC412573  Acanthoscyphus parishii var. parishii I. M. Johnston 1925-7-8 5292 Los Angeles Baldy Lookout, San Antonio Mts 1737 Comment
  CAS-BOT-BC412584  Acanthoscyphus parishii var. parishii James L. Reveal; Barbara J. Ertter 1976-6-28 4560 Los Angeles San Gabriel Mountains, along the Pacifico Mountain Road, 2.4 miles east of Mill Creek Summit 1767 Comment
  JEPS42646  Acer macrophyllum C. E. Hutchinson 1892-8-10 Los Angeles Altadena 243 Comment
  JEPS42665  Acer macrophyllum Carl Epling, J. Ewan 1933-7-7 7844 Los Angeles Lower Topango Canyon Santa Monica Mts., Lower Topango Canyon Comment
  LA49828  Acer macrophyllum Carl Epling; April 1938 sn Los Angeles Santa Monica Mountains, Westwood, UCLA campus 121 Comment
  POM306283  Acer macrophyllum Henry J. Ramsey, Henry J. Ramsey 1938-5-1 1395 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA724648  Acer macrophyllum K. Dobry 1991-5-2 583 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  RSA799902  Acer macrophyllum Michelle Terrazino, Monica Rodriguez, Naomi S. Fraga 2013-7-23 9 Los Angeles Glendora Ridge Road. 1312 Comment
  UCR271740  Acer macrophyllum R. G. Swinney 2011-3-26 14227 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
  RSA0091178  Acer macrophyllum Reed Kepner 1963-4-6 9107 Los Angeles Rancho Santa Ana Botanical Gardens, Claremont. Comment
  SEINET6700481 Image available Achillea millefolium G. B. Grant, W. Wheeler 1904-4-21 18 Los Angeles Santa Catalina Island Comment
  UCSB31511  Achillea millefolium Seeba, J. 1977-5-27 Los Angeles At Fort Tejon along Highway 5 944 Comment
  RSA416193  Achillea millefolium var. californica F. R. Fosberg 1931-4-9 7168 Los Angeles Avalon. Santa Catalina Island. 5 Comment
  LA209731  Achyrachaena mollis Henry J. Thompson; 1959-4-19 1951 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA595016  Achyrachaena mollis Mark Hoefs, Steven A. Junak 1996-4-30 2675 Los Angeles Santa Catalina Island. Road to Isthmus (from Avalon), just past gate and Isthmus summit reservior. 107 Comment
  UC557692  Acmispon argophyllus var. adsurgens Nell Murbarger April, 1936 146 Los Angeles San Clemente Island. South end and on west side of the Island. 274 Comment
  CAS-BOT-BC204761  Acmispon argophyllus var. argenteus Tim Ross 1992-4-14 6182 Los Angeles San Clemente Island: Eastern escarpment just below the mouth of Nanny Canyon where it opens onto a sloping terrace and flows northward 86 Comment
  UC15673  Acmispon argophyllus var. argenteus Blanche Trask May 1896 Los Angeles Avalon, Santa Catalina Island. 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
  SDSU4282  Acmispon argophyllus var. argophyllus R. M. Beauchamp 1967-1-27 110 Los Angeles San Clemente Island. Plentiful seedling in field east of Wilson Cove area. Comment
  SFV16405  Acmispon argophyllus var. argophyllus J. H. Nishida 1991-8-24 s. n. Los Angeles San Gabriel Mountains Crystal Lake Campground. 1768 Comment
  UCR238987  Acmispon brachycarpus Anuja Parikh, Nathan Gale 2010-5-24 3213 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.4 km west of State Hwy 14, 1.9 km southwest of California Aqueduct 1105 Comment
  UC792415  Acmispon dendroideus var. traskiae Ira L. Wiggins 1949-2-21 11956 Los Angeles Wilson's Cove San Clemente Island. Comment
  LA52431  Acmispon glaber var. glaber Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  SBBG67379  Acmispon grandiflorus var. grandiflorus R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  RSA0106740  Acmispon heermannii var. heermannii R. G. Swinney 2011-5-19 14761 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned Milley's Apple Orchard. 912 Comment
  SBBG3483  Acmispon strigosus H. and M. Dearing 1935-4-13 918 Los Angeles Bouquet Cyn Comment
  SBBG125783  Acmispon wrangelianus A. Parikh, N. Gale 2010-6-8 3269 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 3.4 km NW of State Hwy 14; E Liebre Mtns 1185 Comment
  UCR126711  Acourtia microcephala A. C. Sanders, Mark Elvin 2003-8-7 27149 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon 351 Comment
  RSA669526  Acroptilon repens LeRoy Gross 2002-8-24 667 Los Angeles At junction of Hwy. 14 & Ave. H, Northwest area of Lancaster. 701 Comment
  CAS-BOT-BC133193  Adenostoma fasciculatum L. R. Abrams; I. L. Wiggins 1931-7-4 315 Los Angeles White's Landing, Santa Catalina Island Comment
  RSA390480  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-5-5 S 4775 Los Angeles Bullrush Canyon. Santa Catalina Island. Comment
  RSA482530  Adenostoma fasciculatum var. fasciculatum Richard Noyes, L. Arnseth 1988-4-30 550 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 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
  SD81710  Adiantum capillus-veneris Louis C. Wheeler 1931-7-26 Los Angeles Palmer Canyon, San Antonia Mountains 760 Comment
  LA200062  Adiantum jordanii Lawrence L. Kiefer; 1966-5-14 2032 Los Angeles SANTA MONICA MOUNTAINS, ca 2 mi W of Laurel Canyon Blvd in canyon N of Mulholland Dr. 243 Comment
  SEINET9881302  Aegilops ovata B. L. Johnson 1967-1 Los Angeles University of California Los Angeles (grown from seed from Botanisher Garden der Universitat, Zurich) Comment
  RSA729576  Ageratina adenophora R. G. Swinney, D. W. Larson 1999-5-15 7180 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  UC1043437  Agnorhiza ovata Richard M. Straw 1954-6-16 623 Los Angeles Horse Flats road, off Angeles Crest Hwy San Gabriel Mts., Angeles National Forest Comment
  CHSC95868  Agoseris retrorsa LeRoy Gross; Michael Denslow 2003-6-4 977 Los Angeles Transverse Ranges; San Gabriel Mountains region: Trail from Islip Saddle to Mt. Williamson. UTM Zone: 3802522N 0431429E. 2195 Comment
  CAS-BOT-BC14784  Agoseris retrorsa G. B. Grant 1906-6-10 6684 Los Angeles Mount Lowe, Castle Canyon Comment
  RSA588919  Agoseris retrorsa Timothy S. Ross, Steve Boyd, Peter Fritsch 1990-6-8 2958 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA0011354  Agrostis exarata Orlando Mistretta, Youssef Atallah 2011-8-16 6059 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  RSA607826  Agrostis exarata L. C. Wheeler 1947-6-8 6515 Los Angeles San Gabriel Mountains: Millard Canyon. Comment
  RSA250489  Agrostis idahoensis R. F. Thorne, J. Dourley 1967-10-10 37359 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  CATA1853  Agrostis pallens Denise Kraus, Patricia Moore 2000-5-15 34 Los Angeles Santa Catalina Island: Goat Harbor burn, just off eastern firebreak road approx. 0.2 mile from beach. At GHB Transect 5 106 Comment
  RSA579208  Agrostis pallens C. Michaels 1994-6-30 s.n. Los Angeles Tuna Canyon 0.8 miles from Pacific Coast Highway. Comment
  UCR104720  Allenrolfea occidentalis David Charlton 1989-4-13 2898 a Los Angeles Western Mojave Desert, Northern edge of Palmdale, corner of 10th Street W & Ave. 'M' at Amargosa Creek 762 Comment
  UCR178225  Allium burlewii LeRoy Gross, Valerie Soza 2003-6-10 1017 Los Angeles Transverse Ranges; San Gabriel Mountains region, Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy 2896 Comment
  UCR181106  Allium burlewii R. G. Swinney 1997-4-25 5506 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  SEINET8467152 Image available Allium fimbriatum var. fimbriatum James Henrickson 1973-5-12 9596 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
  UC635246  Allium fimbriatum var. fimbriatum H. L. Mason 1926-4-26 3022 Los Angeles near Rock Creek (n side of San Gabriel Mountains); San Gabriel Mountains Comment
  JEPS61524  Allium monticola Frank W. Peirson 1923-5-25 3547 Los Angeles Rock Creek 1295 Comment
  RSA592009  Allium praecox Mark Haefs, D. Propst 1973-5-4 245 Los Angeles Santa Catalina Island. Road above Little Fisherman s Cove. 168 Comment
  CAS-BOT-BC476832  Allium validum Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains. Table Mountain, above Wrightwood, in yellow-Jeffrey pine forest. 2133 Comment
  UCR259252  Allophyllum divaricatum R. G. Swinney 2010-6-4 12995 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
  UCR64728  Allophyllum divaricatum Jeri Hirshberg, Theo Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  POM9198  Allophyllum divaricatum Louise Kendall 18 Los Angeles San Dimas Canyon. Comment
  RSA535543  Allophyllum glutinosum T. S. Ross, Annette Ross 1991-9-7 5957 Los Angeles Santa Monica Mountains: near Mulholland Highway x Yerba Buena Road. 375 Comment
  UCR126630  Alnus rhombifolia A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27143 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  UCR212836  Alnus rhombifolia Ellen Mackey, Blake Whittington 2006-10-26 NFWF- 1833 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River near Rincon Ranger Station [off Hwy 39] 451 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
  UCR95760  Alnus rhombifolia Lauren Raz, Steve Boyd 1996-10-23 030 Los Angeles San Gabriel Mtns, Liebre Mountains: Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road 610 Comment
  SEINET10970466  Alyssum alyssoides E. R. Blakley 1958-5-9 Blakely 2268 Los Angeles Perennial. Fls purple. Few, well drained slopes of granite loam soil, sun. Rolling grasslands. Hills 2 mi. E of gorman, n of st hwy 138. 1097 Comment
  UC7528  Amaranthus albus J. Burtt Davy Oct 1896 2843 Los Angeles Pomona Comment
  UCR149797  Amaranthus albus Scott D. White, Pam Devries 2004-6-14 10487 A Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  SD31155  Amaranthus albus Edith A. Purer 1931-8-15 2188 Los Angeles Palos Verdes Hills Comment
  RSA404559  Amaranthus powellii Anstruther Davidson 1917-10 3298 Los Angeles Streets. Comment
  LA31573  Amaranthus retroflexus Peter H. Raven; Henry J. Thompson 1959-10-31 14718 Los Angeles Santa Monica Mountains, Wells Avenue near Tampa Avenue 304 Comment
  JEPS30624  Amblyopappus pusillus Peter H. Raven 1959-4-4 13947 Los Angeles sand of stabilized dunes Point Dume; Santa Monica Mountains 9 Comment
  RSA147537  Amblyopappus pusillus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA0039054  Ambrosia acanthicarpa R. G. Swinney 2009-11-16 11624 Los Angeles 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  UCR247984  Ambrosia acanthicarpa David J. Keil 1986-9-27 19741 -2 Los Angeles Along Hwy I-5, just south of Hungry Valley Road exit 915 Comment
  SBBG53303  Ambrosia chamissonis D. M. Power 1972-11-11 Los Angeles dunes, San Clemente Island Comment
  UC1929305  Ambrosia confertiflora Scott D. White, Justin Wood 2008-6-4 12051 Los Angeles Puente Hills; SE of Rose Hills Memorial Park, adjacent to agricultural land. SCE corridor, site of proposed tower 25. 335 Comment
  CLARK-A1528-1540  Ambrosia psilostachya John C. Roos 1947-7-21 Los Angeles Lancaster Comment
  JEPS41036  Ambrosia psilostachya Elizabeth Day Palmer 1908-8-7 Los Angeles Los Angeles Comment
  UCSB9147  Ambrosia psilostachya H. Wedberg 1958-7-14 346 Los Angeles collected at Faculty Hill, in the U. C. L. A. Campus Faculty Hill, U. C. L. A. Campus Comment
  SBBG30035  Ammannia coccinea L. C. Wheeler 1933-9-25 2121 Los Angeles Puddingstone Dam, San Jose Hills 274 Comment
  UCSB2964  Amorpha californica Wedberg, Lee 1954-5-17 Los Angeles Griffith Park 243 Comment
  CAS-BOT-BC180639  Amorpha californica var. californica Tim Ross; Walter Appleby 1993-6-7 7367 Los Angeles NW side of Lupine Saddle, at the head of teh draw that drains NNW to Los Pinetos Spring, W end of the San Gabriel Mtns. 954 Comment
  RSA656206  Amorpha californica var. californica Joseph M. Keefe 1977-6-10 22059 Los Angeles Northern Verdugo Mountains; 1 km south of La Tuna Canyon Road on Fire Break Road West, Sun Valley 457 Comment
  SBBG16885  Amsinckia menziesii var. menziesii K. A. Wilson 1961-3-7 948 Los Angeles Mulholland Hwy ca. 3 mi W of Las Virgenes Rd Comment
  UCR125925  Amsinckia menziesii var. menziesii A. C. Sanders, Mark Elvin 2002-6-19 25178 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of 'Adobe Cyn.' and pass into 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  SBBG63559  Amsinckia tessellata R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  SBBG89161  Amsinckia tessellata A. C. Sanders, E. J. Lawlor 1988-4-3 7744 Los Angeles 1 mi NW of Gorman on a gasline rd, 0.4 mi above the old hwy 1280 Comment
  SFV9420  Amsinckia tessellata M. L. Vincent, R. H. Swade 1964-4-2 479 Los Angeles San Gabriel Mountains Valyermo Road, about 200 m (1/8 mile) north of Pallett Road. 1085 Comment
  SDSU21093  Amsinckia tessellata var. tessellata Ian Cain, Bruce Lund 2010-5-10 1402 Los Angeles North west of Lancaster. 420 meters north of intersection of West Avenue C and 170th Street West, just east of road 811 Comment
  RSA704232  Amsinckia tessellata var. tessellata Gary D. Wallace 1982-4-17 1911 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  RSA711440  Amsinckia tessellata var. tessellata LeRoy Gross 2005-5-19 2305 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway., Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  RSA650586  Anagallis arvensis Max E. Badgley 1948-5-9 s.n. Los Angeles along drive Laurelette Ranch, San Dimas Canyon, 5 mi. N/E of San Dimas. 244 Comment
  UC1871257  Ancistrocarphus filagineus T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5029 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
  UCR184054  Ancistrocarphus filagineus A. C. Sanders 2007-4-19 33426 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA741418  Andropogon glomeratus var. scabriglumis Justin M. Wood 2008-11-25 255 Los Angeles Big Tujunga Canyon, near road to Wildwood Picnic Area. On the N side of the road in vicinity of spring. 579 Comment
  SFV799  Anemopsis californica R. L. Armacost 1933-7-4 8 Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  LA212146  Anemopsis californica L. Haines; 1949-6-20 s.n. Los Angeles LIEBRE MTS., Horse-Camp Canyon, along San Andreas Fault. Comment
  SEINET12097556  Anemopsis californica J. F. Bright, Wyman, C. 1932-1 7982 Los Angeles Hollywood Comment
  LA200151  Anthemis cotula Jonathan Sauer; D. Luksik 1978-5-27 6036 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Chamise area Comment
  HSC101355  Anthriscus caucalis R. G. Swinney 2009-4-16 10363 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  HSC20470  Antirrhinum coulterianum C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Canyon Rd. off of Bouquet Canyon Rd. Comment
  RSA425780  Antirrhinum coulterianum Kenneth A. Wilson 1961-4-26 1158 Los Angeles Soledad Canyon. Small burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. Comment
  RSA598143  Antirrhinum coulterianum Victor W. Steinmann, Tim S. Ross 1995-5-8 669 Los Angeles Liebre Mountains, slopes between Leona Valley and 'Lost Valley' 1100 Comment
  RSA600149  Antirrhinum kelloggii Steve D. Boyd, Lauren Raz 1997-5-6 9740 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA191026  Antirrhinum multiflorum Robert F. Thorne 1963-7-11 32786 Los Angeles Near junction of road to Upper Shake Campground and Lake Hughes-Gorman road, Angeles National Forest. Comment
  UCR242705  Antirrhinum multiflorum R. G. Swinney 2009-8-6 11544 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  SBBG116979  Aphanes occidentalis S. A. Junak with K. Kirkland 2001-4-13 SCa 1424 Los Angeles just S of rd above Empire Landing 140 Comment
  RSA156191  Apium graveolens L. R. Abrams 2529 Los Angeles Ballona creek near Mesmer. Comment
  RSA470403  Apium graveolens I. M. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez. Comment
  UCR210225  Aquilegia formosa R. G. Swinney 2008-9-10 9426 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  UCR223344  Arabis R. G. Swinney 2009-5-27 10870 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA764519  Arabis pulchra var. pulchra Orlando Mistretta, Christine Mistretta 2008-5-3 2629 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 31 per TRTP Survey 2008), in the vicinity of Portal Ridge, SE of Elizabeth Lake Rd. 958 Comment
  RSA0128633  Arabis repanda var. repanda F. W. Peirson 1921-6-16 2498 Los Angeles North slope of Mt. Waterman, San Gabriel Mts. 1981 Comment
  POM95486  Arabis sparsiflora var. californica Marcus E. Jones 1902-6-28 s.n. Los Angeles Pasadena. Comment
  RSA470441  Aralia californica H. de Forest 1932-6-25 15529 Los Angeles Black Canon Arroyo Seco Comment
  CAS-BOT-BC128633  Arbutus menziesii Joseph Andorfer Ewan 1933-4-16 10849 Los Angeles 1/2 mi. below Orchard Camp - Little Santa Anita, San Gabriel Mts. Comment
  RSA626706  Arctostaphylos glandulosa P. H. Raven, H. J. Thompson 1959-4-3 13910 Los Angeles Las Flores Canyon 3.8 miles north of Coast Highway. 549 Comment
Read comments
Dec 6 2011
  RSA626742  Arctostaphylos glandulosa Jon E. Keeley 1978-9-2 7227 Los Angeles Singing Pines Camp, Angeles Crest Highway. 2000 Comment
  LA200423  Arctostaphylos glandulosa subsp. mollis Norman A. Cole; May 1964 374 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 1.2 mi from junction of Rambla Pacifico and Schuern Road. 685 Comment
  CAS-BOT-BC39341  Arctostaphylos glauca Ernest C. Twisselmann 1959-6-2 5339 Los Angeles Old Ridge Route, 2.2 miles south of Sandberg's Lodge. 1203 Comment
  CAS-BOT-BC39343  Arctostaphylos glauca Brandegee 1889-5-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC39347  Arctostaphylos glauca Vernon Bailey 1907-10-29 s.n. Los Angeles Fernando Comment
  RSA631457  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16041 Los Angeles Ridge Route, 9 km south of Liebre Gulch turnoff. 1000 Comment
  RSA631661  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20180 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631668  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15804 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631674  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20290 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  SEINET3094053 Image available Arctostaphylos glauca Steve Myers 1989-3-20 sn Los Angeles Palmdale area. Elizabeth Lake Road at California Aqueduct. San Andrea rift zone bisects the area. 884 Comment
  RSA762434  Argemone munita R. G. Swinney 2008-8-13 9372 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  RSA188105  Aristida adscensionis var. modesta R. F. Thorne 1966-4-7 35942 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  CAS-BOT-BC146302  Aristida ternipes var. gentilis Geo. B. Grant 1905-4-2 66 -6459 Los Angeles Altadena. Comment
  CHSC99224  Artemisia californica John C. Dittes; Rudolph A. Dittes 2006-10-30 1421 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
  SBBG31061  Artemisia douglasiana R. F. Thorne 1966-9-14 36631 Los Angeles Middle Ranch, Middle Ranch Cyn 198 Comment
  RSA762252  Artemisia douglasiana Orlando Mistretta, Christine Mistretta 2008-5-19 3109 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 100 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1209 Comment
  RSA0110755  Artemisia dracunculus R. G. Swinney 2011-10-25 15868 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek. 1001 Comment
  RSA3233  Artemisia dracunculus C. B. Wolf 1931-7-2 2266 Los Angeles Little Tujunga Wash 1/2 mile above the bridge on the road from Sunland to San Fernando. 335 Comment
  UCD129234  Artemisia dracunculus F. R. Fosberg 1931-7-11 S 5384 Los Angeles Cape Canyon, Santa Catalina Island. 230 Comment
  UC1594392  Artemisia nesiotica Tim Ross and Elizabeth Kellogg 1992-4-13 6147 Los Angeles secondary terrace ene Darter ((354 degrees N 1375m distant from 199' BM near Flasher)); San Clemente Island 56 Comment
  UC1746112  Artemisia nova Annetta M. Carter, Arthur Carter 1935-9-13 989 Los Angeles Open, rolling hills NW of Horse Flats. San Gabriel Mtns. 2042 Comment
  SEINET4075222  Arthrocnemum subterminale M. B. Dunkle 1940-1 7652 Los Angeles Middle of San Clemente Island. Comment
  CHSC36135  Asclepias californica K. Bridwell 1978-6-18 150 Los Angeles Charleton Flat campground, ca. 1/4 mi n of Hwy 2, ca. 30 mi ne of Glendale, Angeles National Forest. 1524 Comment
  POM122956  Asclepias californica Marcus E. Jones 1926-9-2 s.n. Los Angeles SAN GABRIEL MTNS: Swartout Valley. Comment
  POM145714  Asclepias californica L. R. Abrams 1927-4-30 11712 Los Angeles Antelope Valley between Fairmont and Neenach. Comment
  RSA0127187  Asclepias eriocarpa Louis C. Wheeler 1967-7-23 10150 Los Angeles Angeles National Forest. Indian Canyon. 731 Comment
  RSA611396  Asclepias eriocarpa L. C. Wheeler 1931-6-4 S- 29 Los Angeles 2 mi. NE of La Verne. 381 Comment
  RSA594673  Asclepias fascicularis L. C. Wheeler 1967-7-30 10271 Los Angeles San Gabriel Mountains. All Trail Canyon, BM 3434 near Tom Lucas campground 1006 Comment
  UCR61068  Asclepias fascicularis R. G. Swinney 1989-8-5 s.n. Los Angeles San Gabriel Mtns., base of the mtns. near the city of Glendora; Glendora Ridge Motorway, 0.5 mi west of Glendora Mountain Rd. 732 Comment
  CAS-BOT-BC180499  Astragalus brauntonii Dr. H. E. Hasse 1899-6-25 s.n. Los Angeles Dry ridge of Santa Monica Range Comment
  CAS-BOT-BC182846  Astragalus douglasii Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  RSA497602  Astragalus douglasii A. C. Sanders, E. J. Lawlor 1988-4-3 7750 Los Angeles SW end Tehachapi Mountains, l mile NW of Gorman on gasline road, 0.4 mile above old highway. 1280 Comment
  SD42016  Astragalus douglasii Darley F. Howe 1947-6-1 1581 Los Angeles Tehachapi Mountains Comment
  UCD104750  Astragalus douglasii Ernest C. Twisselmann 1959-6-2 s.n. Los Angeles Old Ridge Route, 7.7 miles south of Liebre Mountain Road. 1036 Comment
  RSA593454  Astragalus douglasii var. douglasii Steve Boyd 1996-4-24 8641 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  UCR130056  Astragalus douglasii var. parishii George K. Helmkamp, E. A. Helmkamp 1998-5-21 4052 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  CAS-BOT-BC178345  Astragalus gambelianus Carl B. Wolf 1932-5-10 3537 Los Angeles Along ridge between summit of the Equestrian Trail & Mt. Shatto - Santa Catalina Island 335 Comment
  UC61033  Astragalus gambelianus unknown 1904-5-23 75 a Los Angeles Saugus Comment
  RSA726052  Astragalus lentiginosus var. antonius R. G. Swinney 1997-6-25 5641 Los Angeles San Gabriel Mountains: southwest of Wrightwood, Blue Ridge ca. 0.5 mi. W of Guffy Camp, Forest Service Rd. 3N06, ca. 5.1 miles east of Hwy 2. 2518 Comment
  CAS-BOT-BC187096  Astragalus lentiginosus var. borreganus A. D. E. Elmer 1902-6-1 3641 Los Angeles Palmdale Comment
  UCR181305  Astragalus leucolobus R. G. Swinney 1997-6-13 5595 Los Angeles San Gabriel Mtns, ridge NE of Table Mountain (peak 7473 ft.), c. 0.4 mi. west of San Bernardino Co. line 2195 Comment
  UCR198573  Astragalus preussii var. laxiflorus David Charlton 1992-5-13 s.n. Los Angeles Western Mojave Desert, Edwards Air Force Base, 100 yards north of the South Base Well Fields water tower 701 Comment
  CAS-BOT-BC193084  Astragalus pycnostachyus var. lanosissimus S. B. Parish; W. F. Parish 1881-10-1 1117 Los Angeles Ballona Rch. Comment
  RSA90754  Astragalus pycnostachyus var. lanosissimus F. W. Peirson 1951-7-19 591 Los Angeles Playa del Rey, coast of Los Angeles Co. Comment
  UC124580  Astragalus trichopodus H. M. Hall 1908-6-16 8287 a Los Angeles Avalon , Avalon (Santa Catalina Isl) Comment
  LA200439  Astragalus trichopodus var. lonchus Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  SD31170  Astragalus trichopodus var. lonchus Edith A. Purer 1931-2-21 Los Angeles Palos Verdes hills Comment
  CAS-BOT-BC194043  Astragalus trichopodus var. lonchus E. R. Blakley 1962-10-3 5389 Los Angeles East side of Blackjack Mt. at junction of road to Whites Landing, Santa Catalina Island 396 Comment
  JEPS54845  Astragalus trichopodus var. lonchus T. W. Minthorn May 1920 Los Angeles La Brea Canyon Puente Hilla, La Brea Canyon (Puente Hills) Comment
  RSA415728  Astragalus trichopodus var. lonchus Freda Detmers 1929-4-13 s.n Los Angeles Santa Catalina Island. Comment
  OBI13296  Astragalus trichopodus var. phoxus Robert J. Rodin 1953-5-17 5824 Los Angeles Near hwy 101, 3 mi S of Gorman Comment
  RSA415416  Astragalus trichopodus var. phoxus N. C. Cooper 1945-5-1 2213 Los Angeles Tapia Park area, Santa Monica Mountains. 305 Comment
  RSA508665  Astragalus trichopodus var. trichopodus Mark Parratt 1963-4-15 518 Los Angeles Diamond Bar Ranch area. Comment
  SD215464  Atriplex canescens Timothy S. Ross, Steve Boyd and Peter W. Fritsch 1990-6-11 3387 Los Angeles Joshua tree Campoground on the southwest side of Little Rock Reservoir 997 Comment
  CAS-BOT-BC172641  Atriplex coulteri Carl B. Wolf 1932-5-11 3548 Los Angeles Santa Catalina Island. W. side of Isthmus Harbor 30 Comment
  RSA0013411  Atriplex coulteri Jeremiah George, Audrey George 2012-6-1 s.n. Los Angeles Palos Verdes Estates, Malaga Cove immediately SW of the Palos Verdes Beach and Athletic Club 5 Comment
  IRVC28700  Atriplex heterosperma A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25491 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
  OBI5787  Atriplex lentiformis Carl B. Wolf 1930-12-23 1820 Los Angeles 1/2 mi N of town of Santa Monica 8 Comment
  SBBG13703  Atriplex leucophylla P. H. Raven 1962-4-11 17295 Los Angeles behind Northwest Harbor 3 Comment
  SD112035  Atriplex leucophylla Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  SEINET3156357  Atriplex microcarpa G. B. Grant, W. Wheeler 1904-4-21 2313 Los Angeles collected on Santa Catalina Island, Pacific Ocean, oof southern California Comment
  CAS-BOT-BC180939  Atriplex nummularia Edith Purer 1934-8-3 5908 Los Angeles Playa del Rey Comment
  UC494402  Atriplex nummularia Philip A. Munz 1932-8-31 12817 Los Angeles on sandy sea-bluff Playa del Rey Comment
  POM50708  Atriplex parryi A. D. E. Elmer 1902-06 s.n. Los Angeles Lancaster. Comment
  RSA6640  Atriplex parryi C. B. Wolf 1932-9-15 1548 Los Angeles About 2 blocks west of center of town of Lancaster. Antelope Valley, Mojave Desert. 718 Comment
  CATA3534  Atriplex prostrata Peter J. Dixon 2017-9-13 101 Los Angeles Santa Catalina Island: Pacific side; Shark Harbor, margins of drainage and dune, sandy or rocky soils, very near coast 0 Comment
  SD252314  Atriplex prostrata Steven A. Junak 1999-7-16 Sca 1057 Los Angeles Santa Catalina Island: Just inland from mouth of Cottonwood Canyon, N side of creekbed. 6 Comment
  RSA233585  Atriplex semibaccata R. F. Thorne 1970-3-6 s.n. Los Angeles Santa Catalina Island: Indian Rock in Emerald Bay 15 Comment
  SBBG12202  Atriplex semibaccata P. H. Raven 1962-7-10 17948 Los Angeles near W shore of island W of Wall 2 Comment
  SBBG13487  Atriplex semibaccata P. H. Raven 1962-7-12 18020 Los Angeles near point at E end of Northwest Harbor 30 Comment
  UC56778  Atriplex semibaccata Ernest Braunton Sep 1902 686 Los Angeles Ballona Comment
  RSA614152  Avena barbata J. Gural 1997-3-8 19 Los Angeles Bernard Field Station of the Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard., 34 deg 06'39N, 117 deg 42'48W. 412 Comment
  LA37868  Avena barbata Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). Comment
  RSA385396  Avena fatua Heil 1931-7-16 s.n. Los Angeles Los Angeles. Comment
  RSA657641  Avena fatua Kristina Sargeant 1992-4-4 92 -7 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  SEINET7873723 Image available Avena fatua G. Wallace 1979-1 1675 Los Angeles Along road in chaparralarea, Alta Vista Ave., Monrovia Comment
  RSA187697  Azolla filiculoides Robert F. Thorne 1966-9-14 36659 Los Angeles Santa Catalina Island: lower Middle Ranch Canyon, ca. 3/4 mile above Ben Weston Beach 53 Comment
  RSA599024  Baccharis pilularis L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placerita Canyon ca. 1/2 mi. beyond Oak of the Golden Dream (same location as spring collection) 518 Comment
  CAS-BOT-BC98171  Baccharis salicifolia Carl B. Wolf 1932-5-10 3508 Los Angeles Santa Catalina Island, Avalon Canyon, above the last almond orchard 121 Comment
  CAS-BOT-BC98173  Baccharis salicifolia June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - summit Comment
  LA47047  Baccharis salicifolia Peter H. Raven; 1959-2-15 13785 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  RSA0042044  Baccharis salicifolia R. G. Swinney 2010-3-10 11829 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  SBBG79592  Baccharis salicifolia F. R. Fosberg 1931-3-23 4330 Los Angeles Hamilton Cyn 20 Comment
  UCR209149  Baccharis salicifolia Dan S. Cooper 2009-1-29 109- 26 .2 Los Angeles Los Angeles Basin, Athens area, SW corner of W 135th St. and Main St., South Los Angeles 34 Comment
  UCD129452  Baccharis salicifolia subsp. salicifolia F. R. Fosberg 1931-3-23 S 4330 Los Angeles Hamilton Canyon, Santa Catalina Island. 20 Comment
  RSA649696  Baccharis sergiloides Michael Horn 1991-4-30 13 Los Angeles San Gabriel Mountains. Take dirt road 4N06 2 1/2 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site. 1463 Comment
  CAS-BOT-BC100022  Balsamorhiza deltoidea Timothy S. Ross; Steve Boyd 1994-6-23 8033 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. Burnt Peak 7.5' USGS Quadrangle 1680 Comment
  RSA248857  Bassia hyssopifolia R. F. Thorne 1973-4-12 42980 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  CAS-BOT-BC75765  Berberis nevinii Carol Canby 1928-2-27 s.n. Los Angeles San Fernando Valley. Comment
  OBI20532  Berberis nevinii Charles Darland 1932-1 Los Angeles Comment
  HSC24275  Beta vulgaris Art Hastings 1968-6-6 41 Los Angeles California State College at Los Angeles in San Gabriel Valley 122 Comment
  JEPS32543  Bidens frondosa Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  SEINET3133936  Bidens pilosa Unknown 1902-5-31 2484 Los Angeles along streets, Inglewood Comment
  UCR173856  Bidens pilosa Scott D. White, Pam DeVries 1997-11-25 6032 Los Angeles Transverse Ranges/San Gabriel Mtns, San Gabriel River Wash: Azusa, west of levee between the Foothill Blvd. crossing and the San Gabriel Valley Gun Club 213 Comment
  SBBG118572  Bituminaria bituminosa S. L. Hobbs 1999-4-22 1 Los Angeles Clamshell Truck Trail, Monrovia 1079 Comment
  CAS-BOT-BC482052  Bloomeria crocea var. crocea Le Roy Abrams 1899-4-1 252 Los Angeles Inglewood Comment
  RSA0128749  Boechera californica Scott D. White, Justin M. Wood 2009-5-6 12650 -A Los Angeles San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  RSA608917A  Boechera californica L. C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1219 Comment
  UCSB2228  Boechera pulchra Constance, Lincoln 1941-4-10 Los Angeles Antelope Valley; near Neenach; 13.5 miles west of Lancaster 914 Comment
  POM3260  Bowlesia incana P. A. Munz 1918-4-18 2086 Los Angeles Carbon Cannyon- Chino Comment
  RSA0022978  Boykinia rotundifolia Duncan S. Bell, Caitlin Elam 2013-6-24 5230 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  UCR272516  Boykinia rotundifolia R. G. Swinney 2011-10-27 15934 Los Angeles San Gabriel Mountains, 1.4 miles east (downstream) from entrance gate to Cogswell Dam, at confluence of Butterfield Cyn. and W Fork San Gabriel River, along West Fk. Natl. Scenic Bikeway 634 Comment
  SEINET6066310  Brassica campestris L. E. Hoffman 1932-2-3 Los Angeles Los Angeles. Arroyo Seco River near South Ave. 59. Comment
  UCR210253  Brassica geniculata R. G. Swinney 2008-10-16 9622 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  RSA0036832  Brassica geniculata Phil Elliott 1981-3-8 29 Los Angeles Diamond Bar, 1/2 mile west of Diamond Bar Blvd., 1/2 miles south of Grand Ave. Comment
  UCR198286  Brassica rapa LeRoy Gross 2006-1-28 2452 Los Angeles Transverse Ranges, Verdugo Mountains, northwest tip of the Verdugo Range, just east of Hansen Dam, west side of Wentworth Street, north of Stonehurst Avenue 305 Comment
  UCR23555  Brassica rapa John C. Roos 1941-2-17 s.n. Los Angeles Westwood Village, Los Angeles 90 Comment
  RSA654728  Brassica rapa var. rapa Scott Lowe 1991-5-20 42 Los Angeles San Gabriel River Channel, about 150 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  RSA188162  Brickellia californica R. F. Thorne 1966-4-5 35815 Los Angeles Santa Catalina Island. Along small stream in Middle Ranch Canyon below Stage Station SW of Eagles Nest. 76 Comment
  RSA604375  Brickellia microphylla L. C. Wheeler 1970-9-12 s.n. Los Angeles San Gabriel Mountains: Mine Gulch Camp, East Fork San Gabriel River. 1371 Comment
  RSA128017  Brickellia nevinii Peter H. Raven, Henry J. Thompson 1959-10-18 14684 Los Angeles Yerba Buena Road 1.0 miles north of Mulholland Highway 518 Comment
  RSA616535  Brickellia nevinii Scott D. White 1995-10-19 3712 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
  RSA737560  Brickellia nevinii Sandra Leatherman 1999-6-18 80 Los Angeles Transverse Ranges, Santa Susana Mtns region, Dayton Canyon 341 Comment
  RSA226254  Brodiaea jolonensis Gary D. Cromwell, D. Wheat 1971-5-23 690 Los Angeles Mystic Canyon, San Gabriel Mtns., Angeles National Forest. 2 miles NE of Glendora, 549 Comment
  RSA653129  Bromus berteroanus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 21990 Los Angeles San Gabriel Mountains: Soledad Pass area at N foot of mtns, ca. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation., (34 deg 28'58''N, 118 deg 07'24''W) 1000 Comment
  RSA757959  Bromus berteroanus Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3293 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  RSA712916  Bromus carinatus A. C. Sanders, Mark A. Elvin 2003-4-16 26044 Los Angeles Santa Clara River watershed: Newhall Ranch, ca. 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 of Commerce Center Dr. along Franklin Parkway, vicinity of large water tank. 305 Comment
  CAS-BOT-BC149196  Bromus carinatus var. carinatus Timothy S. Ross; Steve Boyd 1995-6-29 8657 Los Angeles Liebre Mountains. West summit of Liebre Mountain. 1703 Comment
  RSA679208  Bromus carinatus var. carinatus Michael Denslow, LeRoy Gross 2003-5-12 1146 Los Angeles West Fork of San Gabriel River, along Rincon Red Box Road (2N24.1) at lower end of hair pin turn. 1037 Comment
  RSA779873  Bromus catharticus R. G. Swinney 2009-4-13 10314 Los Angeles San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  CAS-BOT-BC156111  Bromus diandrus Le Roy Abrams 1902-5-31 2483 Los Angeles Ingelwood. Comment
  CATA1439  Bromus diandrus Mark L. Hoefs, Robert F. Thorne 1996-4-6 2602 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA675933  Bromus diandrus LeRoy Gross 2003-3-9 793 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway., Between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  SEINET7106140  Bromus hordeaceus K. Dobry 1991-5-13 482 Los Angeles West San Gabriel Mts. at Elsmere Canyon.; 0 Comment
  UCR190728  Bromus hordeaceus R. G. Swinney 1990-3-24 1552 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. Within 250 yards of east end of Fawn Valley Road, near railroad tracks 274 Comment
  RSA316345  Bromus rubens R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54959 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA706982  Bromus rubens L. M. Prince, N. Refulio 2002-3-25 2 -279 Los Angeles Claremont. ca. 1 km south of San Antonio Dam on Mount Baldy Rd. 600 Comment
  SBBG95224  Bromus rubens M. B. Dunkle 1928-3-31 1778 Los Angeles Little Harbor Comment
  CAS-BOT-BC161603  Bromus sterilis Steve Boyd; Lauren Raz 1997-5-6 9759 Los Angeles Liebre Mountains Region. Fish Canyon just upstream from the conflunence with Castaic Creek. 499 Comment
  RSA639173  Bromus sterilis L. C. Wheeler 1967-7-6 9929 Los Angeles San Gabriel Mountains: San Dimas Canyon 488 Comment
  UC1131273  Bromus tectorum A. Lewis 1933-4-23 190 Los Angeles 2 1/2 mi sw of Del Sur 853 Comment
  UC285015  Bromus tectorum P. A. Munz 1923-5-26 6837 Los Angeles San Gabriel Mountains, Vincent Gulch Vincent Gulch; San Gabriel Mountains, Vincent Gulch 2011 Comment
  UCR191529  Bromus tectorum R. G. Swinney 1998-7-8 6322 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA0056474  Bromus tectorum Donald Tahara 1975-5-25 70 Los Angeles Near top of Devil's Cyn. Trail off Angeles Crest Hy. Comment
  UCR92506  Bromus trinii Sheila Kee 1995-5-15 s.n. Los Angeles Western San Gabriel Mountains, Bee Canyon just above Santa Clara River, east of Canyon Country, between the Antelope Valley Fwy and Soledad Canyon Road, 0.5 mi NE of Lang sideing 540 Comment
  UCR200035  Calandrinia breweri Valerie Soza, B. Hogshead 2003-4-23 1641 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, ridgetop between Brand Canyon and Childs Canyon 595 Comment
  RSA9732  Calandrinia ciliata L. C. Wheeler 1932-3-12 486 Los Angeles La Verne. 305 Comment
  SBBG98086  Calandrinia menziesii T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5122 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  UC1971219  Calandrinia menziesii Louis C. Wheeler 1969-5-4 Los Angeles SAN GABRIEL MOUNTAINS: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. Comment
  CDA6855  Calendula officinalis A. C. Sanders 2003-5-26 26833 Los Angeles San Gabriel Valley; long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel Comment
  UCR230152  Callitriche marginata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al. 2010-3-29 37636 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, ephemeral stream c. 0.7 mile ESE (103 deg. ) of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1015 Comment
  LA22304  Calochortus albus Flora Murray Scott; May 1926 sn Los Angeles Santa Monica Mountains, Malibu Ranch Comment
  POM246473  Calochortus catalinae F. R. Fosberg 1931-4-2 S 4456 Los Angeles Santa Catalina Island: Divide between Hamilton and Descanso Canyons. 200 Comment
  RSA369057  Calochortus catalinae Robert L. Dressler 1949-6-19 896 Los Angeles Johnstone Peak, San Gabriel Mountains. 854 Comment
  SBBG31426  Calochortus catalinae R. F. Thorne 1966-4-4 35780 Los Angeles Blue Cavern Pt 30 Comment
  UCR4077  Calochortus catalinae Carole Sims 1965-4-10 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., 1.7 mi from the junction of Old Topanga Canyon Road and Mulholland Drive up Old Topanga Canyon Road 381 Comment
  JEPS85104 Image available Calochortus clavatus Roy E. Buck and Rexford Palmer 1989-4-28 1223 Los Angeles ca 1.1 air km ene Pyramid Rock summit (22 air km nw of Castaic, between Interstate 5 and Pyramid Dam, on crest of n-s-extending spur ridge, e of small draining cyn s of Posey Cyn) 914 Comment
  UCR155127  Calochortus clavatus A. C. Sanders 2005-5-5 29923 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 Comment
  RSA753866  Calochortus clavatus var. gracilis Frank Landis 2009-4-20 FCL- 2009 -20 Los Angeles Disturbed vegetation around base of electrical tower, NE of Corral Sunshine Mtwy. 777 Comment
Read comments
Aug 27 2012
  JEPS17762  Calochortus invenustus Frank W. Peirson 1918-6-17 9 Los Angeles Head of Rock Creek San Gabriel Mountains 1981 Comment
  RSA228871  Calochortus invenustus Robert F. Thorne 1971-6-26 39981 Los Angeles Charlton flat Comment
  SD134561  Calochortus kennedyi Craig Reiser 1991-5-6 Los Angeles Common on ridgeline, Palmdale, Verde Ridge. (IPB 3/08) Comment
  SBBG32141  Calochortus splendens R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -230 Los Angeles between Middle Ranch Cyn and Cottonwood Cyn Comment
  RSA681339  Calochortus venustus LeRoy Gross, Valerie Soza 2003-5-15 921 Los Angeles Northwest side: Crestline Dr. (fire road) just north of the 210 freeway. Enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 518 Comment
  CAS-BOT-BC496765  Calochortus venustus Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall. Comment
  SEINET12054007  Calochortus weedii C. L. Abbott 1926-1 s.n. Los Angeles Los Angeles Comment
  UCR281987  Calycoseris parryi R. G. Swinney 2014-4-18 16118 B Los Angeles San Gabriel Mountain/Mojave Desert, SW of Littlerock, 1.4 miles east of Cheseboro Rd., 100-300 m south of California Aqueduct, west of Little Rock Siphon and Little Rock Wash 968 Comment
  SBBG121264  Calyptridium monandrum V. Soza, L. Moore 2000-5-10 849 Los Angeles Verdugo Crestline Drive, N of La Tuna Cyn and S of Pasko Park, fire rd S of Verdugo Crestline Dr from fire gate to power lines, W of peak '1936" 563 Comment
  UCR263076  Calyptridium monandrum Mitch Provance 2008-4-14 10142 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  RSA330769  Calyptridium parryi var. parryi Wayne E. Sawyer 1980-7-3 5 Los Angeles Angeles National Forest: CA. Higway 2 between Dawson Saddle and junction of Higway 39, 1.6 mile from Dawson Saddle 2302 Comment
  CAS-BOT-BC221401  Calystegia longipes A. D. E. Elmer 1902-6-1 3603 Los Angeles Aston, Mt. Gleason Comment
  RSA584971  Calystegia longipes T. S. Ross 1990-6-1 2757 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  UC1794975  Calystegia macrostegia subsp. arida R. K. Brummitt 1998-5-24 20000 Los Angeles San Gabriel Mountains, foot of Mount Baldy Road just N of Claremont 600 Comment
  RSA250491  Calystegia occidentalis subsp. fulcrata R. F. Thorne, John Dourley 1967-10-10 37345 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  RSA710604  Calystegia peirsonii R. K. Brummitt, David J. Keil 1998-5-25 20027 Los Angeles 10 km NE of Castaic, San Francisquito Canyon just N of power house below Drinkwater Res. 485 Comment
  RSA657298  Camissonia Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -10 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  RSA0091503  Camissonia bistorta R. G. Swinney 2010-6-29 13385 Los Angeles Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake. 308 Comment
  RSA449006  Camissonia bistorta R. S. Woglum 1930-5-17 s.n. Los Angeles Pasadena. Comment
  UCR62144  Camissonia bistorta Steve Boyd, T. S. Ross 1988-4-28 2242 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  SEINET4040345  Camissonia campestris O. M. Clark 1929-1 1914 Los Angeles West Lancaster, southern California. Comment
  POM178024  Camissonia cheiranthifolia subsp. suffruticosa Joseph A. Ewan 1931-1-1 4005 Los Angeles Hyperion near El Segundo. Comment
  CAS-BOT-BC7133  Camissonia guadalupensis subsp. clementina Peter Hamilton Raven 1962-4-9 17125 Los Angeles San Clemente Island, dune above ocean just south of Eel Point. 12 Comment
  UCR217135  Camissonia hirtella R. G. Swinney 2009-3-20 10139 Los Angeles San Gabriel Mtns. Foothills, Azusa/Irwindale, mouth of San Gabriel River Canyon, 100-400 m north of I-210 Fwy, 300 m east of the river channel 177 Comment
  RSA653130  Camissonia intermedia A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 29188 Los Angeles San Gabriel Mtns.: Soledad Pass area at N foot of mtns, ca. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation 1000 Comment
  RSA239482  Camissonia micrantha M. A. Piehl 1962-6-10 62387 Los Angeles San Clemente Island: canyon E. of Thirst. 305 Comment
  RSA507527  Camissonia pallida subsp. pallida Louis C. Wheeler 1967-5-23 9681 Los Angeles San Gabriel Mts., Angeles National Forest: ravine immediately SW of mouth of Bear Canyon of Soledad Canyon, dry sunny ridge about low bushes. 671 Comment
  RSA756788  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-28 2533 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1128 Comment
  LA46697  Camissoniopsis bistorta Elizabeth Levine; sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  UCD103427  Camissoniopsis bistorta Geoffrey Levin 1974-4-26 33 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. 335 Comment
  UC20426  Camissoniopsis bistorta J. H. Barber 1897-1-29 42 Los Angeles Ballona Hills Comment
  SFV20870  Camissoniopsis hirtella L. Gross, L. Moore 2000-6-5 219 Los Angeles Verdugo Mountains Off La Tuna Canyon road on Santa Monica Mountains Conservancy Land near coordinates recorded. 579 Comment
  UC1922650  Camissoniopsis ignota Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1158 Los Angeles Transverse Ranges; Verdugo Mountains region; Ridgetop above McDonald Creek. 457 Comment
  UCSB8418  Camissoniopsis lewisii McElwain, Isabelle 1953-3-21 Los Angeles Point Dume Comment
  SD90387  Canbya candida Robert F. Thorne, G. Wallace 1973-4-25 43392 Los Angeles San Gabriel Mountains; 0.25 mile north of Bob's Gap, 3.5 miles south of Llano, north slope of Holcomb Ridge. 1157 Comment
  RSA592134  Capsella bursa-pastoris L. C. Wheeler 1967-3-3 9169 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  UCSB8510  Capsella bursa-pastoris Wedberg, H. 1957-3-16 Los Angeles Faculty Hill, UCLA Comment
  SD38003  Cardamine californica Edith A. Purer 1931-3-7 1527 Los Angeles Oakwilde [campground] Comment
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Jul 10 2010
  CAS-BOT-BC37901  Cardamine oligosperma Louis C. Wheeler 1932-3-20 506 Los Angeles San Dimas Canyon. San Gabriel Mountains. 518 Comment
  UCR220372  Cardamine oligosperma R. G. Swinney 2009-4-16 10362 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Duarte, lower Van Tassel Canyon, 0.3 to 0.6 miles NW (upstream) of confluence with San Gabriel River 280 Comment
  CAS-BOT-BC37903  Cardamine oligosperma Louis C. Wheeler 1934-3-23 2464 Los Angeles San Dimas Canyon. San Gabriel Mountains. 426 Comment
  CDA6818  Carduus nutans George Garrettson 1954-6-1 Los Angeles San Vicente Ranch, Walnut. 0 Comment
  UCR179643  Carex R. G. Swinney 1995-9-4 4506 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
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Sep 12 2018
  UCR194180  Carex R. G. Swinney 1998-7-29 6526 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
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Sep 12 2018
  RSA729558  Carex alma R. G. Swinney 1999-7-14 7556 Los Angeles San Gabriel Mtns.: Allison Gulch, at confluence with East Fork San Gabriel River Canyon 732 Comment
  UCD77465  Carex alma Robert E. Preston 1998-6-19 1152 Los Angeles Rowher Canyon, ca. 1.3 mi N of Sleepy Valley 792 Comment
  UCR202721  Carex aurea R. G. Swinney, Cody Clarke 2001-8-22 8083 Los Angeles San Gabriel Mtns., 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area 2305 Comment
  RSA0105019  Carex leptopoda R. G. Swinney 2011-6-22 15275 Los Angeles San Gabriel Mountains: Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy. 1598 Comment
  RSA364750  Carex pellita L. C. Wheeler 1933-7-4 1892 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  CAS-BOT-BC117927  Carex schottii Louis C. Wheeler 1936-6-21 4169 Los Angeles W. Fk. Palmer Canyon, San Gabriel Mts. Comment
  RSA640887  Carex senta L. C. Wheeler 1967-8-2 10336 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  UCR224017  Carex spissa Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11682 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  UCR124719  Carex subfusca B. C. Templeton 1932-6-1 4875 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2330 Comment
  SEINET9120516  Carpobrotus edulis J. Dice 1983-1 376 Los Angeles San Clemente Island. South edge of storage buildings at former air-field. 266 Comment
  RSA604513  Castilleja affinis Sara L. Crockett, Sheila Schueller 1997-3-8 561 Los Angeles Santa Catalina Island. Point overlooking Cottowood Beach. 79 Comment
  LA52007  Castilleja affinis W. O. Griesel; 1936-3-28 s.n. Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon Comment
  JEPS5153  Castilleja applegatei subsp. martinii F. W. Peirson 1918-5-19 209 Los Angeles Millards Canyon San Gabriel Mountains 853 Comment
  POM4458  Castilleja applegatei subsp. martinii I. M. Johnston 1917-5-6 1915 Los Angeles Evey Canyon, north of Claremont. 915 Comment
  RSA295242  Castilleja applegatei subsp. martinii George H. Lewis 1975-6-29 s.n. Los Angeles Hall Beckley Canyon, ca. 1-1/4 miles north of Foothill Blvd. on Palm Drive, La Canada. Comment
  RSA448688  Castilleja applegatei subsp. martinii M. D. Proctor 1944-4-9 825 Los Angeles Santa Anita Canyon Comment
  UCR274955  Castilleja exserta subsp. exserta Michael Honer, Rachel Woodard 2006-4-12 2182 Los Angeles Tehachapi Mountains area, Hills above Oso Cyn.; c. 1.5 miles NNW of Quail Lake, 2 miles west of cement plant rd. 1128 Comment
  RSA716220  Castilleja exserta var. exserta Andrea Edwards, Pam De Vries 2006-4-11 78 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA400541  Castilleja foliolosa Blanche Trask 1901-03 s.n. Los Angeles Catalina Island. Comment
  UC885189  Castilleja foliolosa I. W. Clokey and B. C. Templeton 1930-4-8 4721 Los Angeles San Francisquito Canyon 800 Comment
  RSA400548  Castilleja foliolosa L. E. Hoffman 1926-11-18 s.n. Los Angeles Arroyo Seco. Comment
  RSA643107  Castilleja gleasoni Orlando Mistretta 1992-9-9 802 Los Angeles San Gabriel Mountains: ''Sold'' Peak. North Fork Management Unit; Tujunga Ranger District. Comment
  UCR275527  Castilleja gleasoni D. E. Bramlet 2011-8-13 4944 Los Angeles San Gabriel Mountains, Mt. Gleason, along Mt. Gleason Rd./ Forest Serv. Rd 3N17 1944 Comment
  RSA587810  Castilleja linariifolia Orlando Mistretta, Steve D. Boyd, Darin Banks 1994-4-29 1132 A Los Angeles San Gabriel Mountains. Santiago Canyon. Slopes W of main drainage below Mt Emma. 1220 Comment
  RSA588138  Castilleja plagiotoma Orlando Mistretta 1994-5-23 1235 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  RSA678397  Caulanthus coulteri V. Soza, LeRoy Gross 2002-4-3 1384 Los Angeles West side of Bouquet Canyon, canyon opposite Texas Canyon. Stables Fire 2001 area. 564 Comment
  UCR184217  Caulanthus lasiophyllus A. C. Sanders 2007-4-19 33463 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  CATA464  Ceanothus arboreus Reid Moran 1941-2-23 607 Los Angeles Santa Catalina Island: Ridge between Johnson's Valley and Howland's Valley 121 Comment
  RSA596425  Ceanothus cordulatus Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-11 3360 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1732 Comment
  RSA635042  Ceanothus crassifolius Valerie L. Soza, Kent Hughes 1999-6-17 561 a Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 747 Comment
  RSA754005  Ceanothus crassifolius D. W. Foster 1971-2-4 710204 -01 Los Angeles San Gabriel Mts.: 0.5 miles N of Pasadena, Eaton Canyon Park 335 Comment
  RSA599506  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-26 9331 Los Angeles Liebre Mountains region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1097 Comment
  RSA398586  Ceanothus greggii var. vestitus L. E. Hoffman 1931-12-23 s.n. Los Angeles [Chilao] Flats Comment
  RSA587287  Ceanothus integerrimus Tim S. Ross, S. D. Boyd 1990-5-17 2550 Los Angeles NorthFork Mill Creek: along Forest Service Road 3N27, 8.7 road miles N of Big Tujunga Canyon Rd. ca. 470m N of Plane Triagulation Point (4240 ft. ) 1287 Comment
  RSA653038  Ceanothus integerrimus A. C. Sanders, D. Malueg 1998-6-24 22076 Los Angeles San Gabriel Mtns.: 2 miles E of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  CAS-BOT-BC50558  Ceanothus leucodermis C. F. Baker 1909-5-15 5346 Los Angeles Mts. near Claremont Comment
  UCR147698  Ceanothus leucodermis Valerie Soza, Et al. 2000-6-27 1034 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
  UCR223171  Ceanothus leucodermis R. G. Swinney 2009-7-22 11324 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  SEINET11191948  Ceanothus megacarpus I. W. Clokey, B. Templeton 4508 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  SEINET12211343  Ceanothus megacarpus N. C. Coile, Coile, R.; Keeley, S. 1985-1 4443 Los Angeles Santa Monica Mountains, along Mulholland Hwy, 3.4 mi from jct with CA hwy 23 Comment
  SBBG32103  Ceanothus megacarpus var. insularis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -177 Los Angeles just E of Wild Boar Gully, Salta Verde Comment
  UCR131485  Ceanothus oliganthus subsp. oliganthus June Latting 1973-2-24 s.n. Los Angeles San Gabriel Mountains, Monrovia Canyon 549 Comment
  POM17614  Ceanothus oliganthus var. oliganthus P. A. Munz 1923-3-10 7322 Los Angeles Palmer Canyon Wash, north of Claremont. Wash west of North Indian Hill Boulevard. Comment
  UCD112297  Ceanothus oliganthus var. oliganthus James Dilley 1997-2-8 s.n. Los Angeles Verdugo Mountains, in the San Fernando Valley. La Tuna Canyon Park about 1.2 miles up trail. 609 Comment
  SEINET13946037 Image available Ceanothus perplexans Martha P. Creighton 1952-1 461 Los Angeles Juniper Hills, Sima Mesa, Gabriel Mts., 4400 ft alt 1341 Comment
  JEPS42336  Ceanothus spinosus Frank W. Peirson 1921-2-26 733 Los Angeles Topanga Canyon SW Los Angeles Co., Santa Monica Mountains 457 Comment
  UC535518  Ceanothus spinosus Ira W. Clokey, B. Templeton Mar 1929 4438 Los Angeles Mandeville Canyon, Santa Monica Mountains 76 Comment
  UCD112713  Ceanothus spinosus Daryl Koutnik 1978-3-24 160 Los Angeles South side of Mulholland Hwy. between Encinal Cyn and Latigo Cyn. 548 Comment
  LA202379  Centaurea solstitialis Arthur C. Gibson; 2003-7-25 4848 Los Angeles 304 Comment
  UCR167316  Cerastium glomeratum Scott D. White, Brian Leatherman 2005-3-18 10797 Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  RSA151223  Cerastium glomeratum P. H. Raven 1962-4-10 17210 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  LA47749  Cercocarpus betuloides Carl Epling; May 1927 sn Los Angeles Ridge Route near Summit Comment
  RSA655936  Cercocarpus betuloides James Henrickson 2000-4-15 20707 Los Angeles 1 mile SE of Newhall in W part of Whitney Canyon just NE of junction of San Fernando Road and State Hwy 14, within 200ft of Hwy 14 473 Comment
  CAS-BOT-BC135509  Cercocarpus betuloides var. betuloides Tim Ross 1993-4-22 6912 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; near dogleg in drainage, Santa Catalina South USGS 7.5'. 230 Comment
  SBBG127966  Cercocarpus betuloides var. blancheae B. E. Carter, J. R. Clark 2012-8-9 6962 Los Angeles Bulrush Cyn, between reservoirs and Salta Verde turnoff 270 Comment
  POM156496  Cercocarpus ledifolius L. R. Abrams 1902-7-12 2680 Los Angeles Mt. San Antonio. 2744 Comment
  UCR141372  Cercocarpus ledifolius R. G. Swinney 1997-8-19 5821 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
  RSA449456  Cercocarpus traskiae Blanche Trask 1901-03 1931 Los Angeles Avalon, Catalina Island. Comment
  UC2026408  Cestrum nocturnum Louis C. Wheeler 1935-10-24 4064 Los Angeles SAN GABRIEL: 217 S. Muscatel Avenue. Comment
  CHSC26382  Cestrum purpureum Marilyn Chase 1967-7-7 177 Los Angeles Pasadena, Calif. Inst. of Tech., Earhart Plant Research Lab. Comment
  CAS-BOT-BC279520  Chaenactis artemisiifolia Tim Ross; Orlando Mistretta 1993-5-27 7326 Los Angeles W end of the San Gabriel Mtns: Ridge dropping westward from Loop Canyon Road (at 3060 ft) toward Wilson Canyon 768 Comment
  UC30979  Chaenactis artemisiifolia J. H. Barber 1897-1-1 312 Los Angeles Santa Monica Canon Comment
  RSA679957  Chaenactis fremontii LeRoy Gross, Orlando Mistretta, Valerie L. Sosa 2003-5-13 862 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  UC63005  Chaenactis fremontii H. M. Hall May 1 1902-May 3 1902 3042 Los Angeles Rock Creek Antelope Valley, Rock Creek 1066 Comment
  UCR101685  Chaenactis glabriuscula B. G. Pitzer 1998-5-23 3738 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR126718  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-4-14 25950 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River 351 Comment
  RSA640252  Chaenactis glabriuscula R. F. Thorne, C. W. Tilforth 1971-4-9 41538 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  RSA593004  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Orlando Mistretta 1996-5-1 8734 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail 854 Comment
  CAS-BOT-BC277515  Chaenactis glabriuscula var. lanosa Alice Eastwood 1906-5-27 235 Los Angeles Roscoe Comment
  POM6059  Chaenactis glabriuscula var. lanosa H. M. Hall s.n. Los Angeles [No data on label] Comment
  UC57420  Chaenactis glabriuscula var. orcuttiana J. H. Barber 1898-3-20 Los Angeles South Beach Comment
  CAS-BOT-BC277821  Chaenactis santolinoides Timothy S. Ross; Steve Boyd 1990-5-23 2621 Los Angeles San Gabriel Mountains. Mt Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1719 Comment
  RSA763145  Chaenactis stevioides Justin M. Wood 2010-5-10 1630 Los Angeles Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  JEPS8875  Chaenactis xantiana Frank W. Peirson 1922-7-5 3163 Los Angeles n of Big Pines (along Le Montaine Creek, from about 7000 ft to near the summit of ridge immeditaely facing the Mohave Desert); San Gabriel Mountains, Le Montaine Creek 2209 Comment
  UCSB33240  Chaenactis xantiana Partsch, M. 1977-5-14 Los Angeles Along Boquet Canyon Road, 2 mi. south of its junction with Elizabeth Lake Road 914 Comment
  RSA128254  Chamaesyce albomarginata P. H. Raven 1959-10-25 14708 Los Angeles Point Dume. 61 Comment
  RSA651900  Chamaesyce albomarginata A. E. Hersh 1950-7-26 s.n. Los Angeles Campus UCLA, W. of W. parterre. 60 Comment
  RSA601657  Chamaesyce albomarginata L. C. Wheeler 1946-8-28 6282 Los Angeles San Gabriel Mountains. Pear Blossom Highway in Grandview Canyon drainage. 1706 Comment
  SBBG67709  Chamaesyce albomarginata M. N. Ackley -Jun-1925 346 Los Angeles Glassell 121 Comment
  UCSB17154  Chamaesyce albomarginata Otey, D. 1963-5-3 Los Angeles 9.4 miles west of San Bernardino County Line on California Highway 138 944 Comment
  POM305699  Chamaesyce melanadenia H. J. Ramsey, Henry J. Ramsey 1937-3-26 967 Los Angeles Pacoima Canyon, near San Fernando, Angeles National Forest. Comment
  UC519728  Chamaesyce melanadenia Joseph Andorfer Ewan 1932-5-10 7460 Los Angeles above Verdugo Hacienda; Verdugo Canyon Comment
  RSA607509  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1973-6-15 s.n. Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  CHSC24454  Cheilanthes covillei G. R. Pintler 1976-4-16 13 Los Angeles Ca. 5.2 mi w of Junc of Mt. Baldy Rd and Glendora Ridge Rd, ca. 2 m s of Glendora Ridge Rd, ca. 2 mi w of Sunset Peak. 914 Comment
  RSA582952  Cheilanthes covillei T. S. Ross, Steve Boyd 1993-5-23 7291 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  RSA641505  Cheilanthes covillei L. C. Wheeler 1967-8-25 10537 Los Angeles Angeles National Forest: near Reed Spring, South Fork Big Rock Creek, E side Mt. Williamson 1859 Comment
  RSA639768  Cheilanthes covillei Gary D. Wallace 1964-4-18 s.n. Los Angeles [San Gabriel Mountains:] Angeles Crest Hwy. [ Hwy 2] Comment
  RSA565751  Chenopodium album Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles Arroyo Seco Canyon; between Gould Mesa Picnic area and Oakwilde Picnic area Comment
  SEINET4152004  Chenopodium album J. Barber 1897-9-3 281 Los Angeles Santa Monica Forestry Station Comment
  RSA188514  Chenopodium atrovirens R. F. Thorne, John Olmsted 1965-8-26 35366 Los Angeles San Gabriel Mountains, Angeles National Forest: along Blue Ridge near upper end of Holiday Hill Ski Lift 2470 Comment
  LA31621  Chenopodium berlandieri Peter H. Raven; Henry J. Thompson 1959-10-18 14676 Los Angeles Santa Monica Mountains, Medea Creek, mouth of Medea Creek, N arm of Malibu Lake 220 Comment
  RSA626230  Chenopodium berlandieri L. C. Wheeler 1966-10-1 8936 Los Angeles San Gabriel Mountains: Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  UCR203226  Chenopodium berlandieri R. G. Swinney 2005-7-21 8322 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
  UCR124871  Chenopodium botrys B. C. Templeton 1959-8-4 8267 Los Angeles Glendale 183 Comment
  LA200365  Chenopodium californicum Jonathan Sauer; R. Dix 1969-3-20 4400 Los Angeles Santa Monica Mountains, Point Dume Comment
  RSA646969  Chenopodium hians Orlando Mistretta 1992-9-4 798 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  RSA608296  Chenopodium leptophyllum L. C. Wheeler 1946-8-29 6320 Los Angeles San Gabriel Mountains: North of Prairie Fork, 1/4 mile SE Blue Ridge Lookout. 2560 Comment
  UCR132651  Chenopodium leptophyllum Sharon Dougherty 1997-9-18 s.n. Los Angeles San Gabriel Mtns., Kratka Ridge, Angeles National Forest 2073 Comment
  UC1136393  Chenopodium murale A. D. Gifford 1934-5-15 234 Los Angeles Escondido Canyon Triunfo Pass Quadrangle (mouth) Comment
  UC1211058  Chenopodium murale Huron H. Smith 1912-5-9 4948 Los Angeles Redondo Comment
  POM18756  Chenopodium murale P. A. Munz 1923-4-9 6689 Los Angeles San Clemente Island. Lemon Tank. Comment
  SBBG17118  Chenopodium murale K. A. Wilson 1961-2-21 872 Los Angeles San Fernando Valley State College campus; Northridge Comment
  UCR138905  Chenopodium strictum var. glaucophyllum L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mtns, Mountain Brook Ranch 1159 Comment
  UC2026424  Chenopodium strictum var. glaucophyllum Louis C. Wheeler 1966-10-25 9068 Los Angeles SAN GABRIEL MOUNTAINS: E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  NY468299  Chorizanthe parryi A. M. Ottley 1920-5-12 676 Los Angeles San Gabriel Wash 182.9 Comment
  IRVC28396  Chorizanthe parryi var. fernandina A. C. Sanders, Mark A. Elvin, et al. 2003-4-16 26060 Los Angeles Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  UCR126607  Chorizanthe parryi var. fernandina A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26060 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course 396 Comment
  RSA747228  Chorizanthe procumbens R. G. Swinney 2008-4-7 8618 Los Angeles San Gabriel Mtns. Azusa, San Gabriel River floodplain, c. 100-300 m east of the channel, between Foothill Blvd. (Hwy 66) and I-210 Fwy 177 Comment
  JEPS108295  Chorizanthe spinosa David Gowen 2005-5-21 352 Los Angeles HWY 138 (West Ave. D) west of Lancaster. NE corner of intersection with 40th St. West. Comment
  RSA0065719  Chorizanthe staticoides Justin M. Wood, Katy Vinzant, T. Valentovich 2012-6-6 4780 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA779655  Chorizanthe staticoides Elizabeth A. Kempton, Eric Paul 2006-6-11 387 Los Angeles Tick Canyon. 568 Comment
  SBBG12109  Chorizanthe staticoides H. and M. Dearing 1940-4-21 4219 Los Angeles Bouquet Cyn Comment
  SEINET6095462  Chorizanthe staticoides Unknown 1996-6-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  UC52638  Chorizanthe staticoides Samuel B. Parish June 1887 1988 Los Angeles San Francisquito Canyon Comment
  UC635062  Chorizanthe staticoides Herbert L. Mason 1926-4-26 2961 Los Angeles 4 mi w Saugas; w of Saugas Comment
  RSA682515  Chorizanthe xanti var. xanti Scott D. White, Michael Honer 2003-5-7 9207 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at 'Old Ridge Route.' 427 Comment
  SEINET13383403 Image available Chorizanthe xanti var. xanti R. G. Swinney 2010-1 13079 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  UCR126792  Chrysothamnus nauseosus Mark A. Elvin 2003-8-13 s.n. Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River at the mouth of Long Canyon 274 Comment
  RSA585675  Cirsium occidentale var. californicum Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 3346 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  UCR273432  Cirsium occidentale var. californicum R. G. Swinney 2011-6-22 15256 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
  RSA94914  Cirsium occidentale var. californicum F. W. Peirson 1918-6-16 1462 Los Angeles Rock Creek, north slope of San Gabriel Mountains 1448 Comment
  SEINET5507055 Image available Cirsium occidentale var. coulteri F. R. Fosberg 1931-5-14 S 4876 Los Angeles 2 mi above ranch; Middle Ranch Canyon; Santa Catalina Island Comment
  POM246452  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-13 4860 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA187765  Cirsium vulgare R. F. Thorne 1966-9-14 36627 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon. Margin of reservoir. 198 Comment
  RSA660880  Cistanthe maritima Orlando Mistretta 1992-4-5 143 Los Angeles Guds, San Clemente Island. Comment
  RSA584978  Cistanthe monandra Timothy S. Ross 1993-5-16 7152 Los Angeles San Gabriel Mountains: Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse and Little Dalton canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  RSA590556  Cistus creticus T. S. Ross, Walter Appleby 1993-5-20 7186 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  RSA649613  Cistus ladanifer Lori Ackerman, Gerald Braden 1988-4-22 8 Los Angeles North end of West Fork [San Gabriel] River. Comment
  LA200698  Clarkia bottae Harlan Lewis; Margaret Lewis 1946-7-14 31 Los Angeles Santa Monica Mountains, North Sepulveda Way 0.6 mi. from Sepulveda Blvd Comment
  RSA453474  Clarkia bottae L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  SBBG28057  Clarkia bottae C. L. Hitchcock 1928-5-11 51 Los Angeles mouth of San Dimas Cyn 900 Comment
  UC1595263  Clarkia bottae Tim Ross, Peter Fritsch 1990-6-20 3620 Los Angeles near Confluence of E and W Forks of the San Gabriel River (mouth of Burro Canyon); San Gabriel Mountains, Burro Canyon 445 Comment
  SBBG60295  Clarkia cylindrica subsp. cylindrica R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  RSA240686  Clarkia dudleyana Donald R. Bissing 1973-6-2 117 Los Angeles Every Canyon, San Gabriels Mts. 0.4 mile from canyon mouth along roadside. 732 Comment
  RSA453468  Clarkia dudleyana Edwin Kline 1924-6-22 s.n. Los Angeles Arroyo Seco. San Gabriel Mountains. Comment
  RSA678237  Clarkia epilobioides Valerie L. Soza, Steve D. Boyd 2002-4-10 1402 Los Angeles Del Sur Ridge, Haskell Canyon, approx. 0.5 mile south of peak '2508'. Stables Fire 2001 area. 579 Comment
  SBBG60335  Clarkia purpurea subsp. quadrivulnera M. N. Ackley -May-1922 745 Los Angeles Honolulu Acres 365 Comment
  RSA586709  Clarkia rhomboidea Orlando Mistretta, Mark A. Elvin 1995-6-20 1806 Los Angeles San Gabriel Mountains, Bare Mountain Canyon. 1555 Comment
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Aug 20 2014
  RSA733046  Clarkia rhomboidea R. G. Swinney 1998-7-10 6354 Los Angeles San Gabriel Mtns.: Prairie Fork, 300 m west of Cabin Flats Campground. 1598 Comment
  RSA491791  Clarkia unguiculata James L. Reveal 1988-5-17 6782 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west off the Bouquet Canyon Road between Palmdale and Saugus. 945 Comment
  SD215628  Claytonia exigua subsp. exigua Steve Boyd, Lauren Raz 1997-3-14 9164 Los Angeles Lower north flank of Liebre Mountain, eastern slope of Horse Camp Canyon. 1390 Comment
  UCR276947  Claytonia parviflora R. G. Swinney 2010-5-21 12853 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  RSA563506  Claytonia parviflora subsp. parviflora Timothy S. Ross, W. Appleby 1993-5-13 7118 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon. 854 Comment
  RSA653484  Claytonia parviflora subsp. parviflora Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 776 b Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 335 Comment
  SBBG131937  Claytonia perfoliata S. A. Junak 2000-5-19 SCa 1328 Los Angeles SE portion of 1999 burn, above Goat Harbor, ca. 0.76 mi SSW of Goat Harbor 438 Comment
  RSA613169  Claytonia perfoliata subsp. perfoliata Bill Campbell 1932-3-19 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  CAS-BOT-BC91379  Clematis lasiantha Geo. B. Grant 1900-6-1 s.n. Los Angeles Mount Lowe. Comment
  POM324023  Clematis lasiantha Greg Wright 1971-4-24 33 Los Angeles Glendora Mountain Road, North Glendora; San Gabriel Mountains, Pacific Slope Drainage Area. Comment
  RSA702913  Clematis lasiantha Scott D. White, Michael Honer 2004-6-30 10543 Los Angeles San Gabriel Mountains: Mt. Baldy (town). Along Glendora Ridge Rd. ca. 0.25 mile SW of jtn. w/ Mt. Baldy Rd. 1311 Comment
  CAS-BOT-BC92811  Clematis pauciflora Louis C. Wheeler 1932-5-4 680 Los Angeles San Gabriel Wash. 106 Comment
  CAS-BOT-BC92817  Clematis pauciflora A. M. Johnson 1933-5-20 4310 Los Angeles Fish Canyon Wash. Comment
  POM523  Clematis pauciflora Clara D. Pitzer 65 Los Angeles Burbank Canyon. 488 Comment
  UCR189675  Clematis pauciflora R. G. Swinney 1990-3-23 1548 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  RSA545336  Cleome isomeris T. S. Ross 1992-4-14 6149 Los Angeles San Clemente island; central E side of island; first major escarpment draw S of Nanny Canyon 183 Comment
  RSA216635  Cleomella obtusifolia E. C. Twisselmann 1970-9-8 17497 Los Angeles Antelope Valley: Avenue A at 30th Street West. 739 Comment
  PASA1014  Collinsia callosa Frank W. Peirson 1922-6-3 Los Angeles East of Oak Grove Canyon Divide, Liebre Mts. 1173 Comment
  RSA0011010  Collinsia callosa R. G. Swinney 2008-6-10 9002 Los Angeles Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail. 1585 Comment
  RSA79799  Collinsia childii F. W. Peirson 1920-5-28 2156 Los Angeles Bear Canyon, trail to San Antonio Peak, San Gabriel Mountains 1372 Comment
  RSA586532  Collinsia heterophylla Tim S. Ross 1992-5-24 6404 Los Angeles San Gabriel Mountains: Lower Brown's Gulch: just W of the San Gabriel Dam 463 Comment
  RSA408259  Collinsia heterophylla R. S. Woglum 1930-4-28 s.n. Los Angeles Glendora Comment
  RSA408280  Collinsia heterophylla J. T. Howell 1928-5-6 3782 Los Angeles Big Santa Anita Canyon, San Gabriel Mountains, East Fork Trail. Comment
  RSA655797  Collinsia parviflora James Henrickson 2000-4-15 20704 Los Angeles Ca. 1 mile SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14. 457 Comment
  RSA567163  Collomia grandiflora T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3899 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
  UCR147612  Colutea arborescens Naomi Fraga, B. Hogshead 2004-4-23 1101 Los Angeles Transverse Ranges; San Gabriel Mountains, along the lower part of Josephine Peak Road near its intersection with Angeles Forest Hwy 1098 Comment
  CATA306  Convolvulus arvensis Mark L. Hoefs 1973-6-5 329 Los Angeles Santa Catalina Island: Middle Ranch Canyon, in field by main road 243 Comment
  RSA394787  Convolvulus arvensis F. R. Fosberg 1930-6-26 53010 Los Angeles Lower Ballona Creek 8 Comment
  RSA394794  Convolvulus arvensis E. S. Spalding 1925-4-26 s.n. Los Angeles Arroyo Seco Comment
  POM310451  Conyza canadensis Margaret Hardinge 1945-10-23 15 Los Angeles Claremont irrigation ditch. 351 Comment
  POM48012  Cordylanthus maritimus subsp. maritimus I. M. Johnston 1924-8-29 s.n. Los Angeles 3 miles SE of Artesia Comment
  RSA412292  Cordylanthus rigidus subsp. setiger Louis C. Wheeler 1936-7-2 4205 Los Angeles Bell Canyon, San Gabriel Mountains. 884 Comment
  CAS-BOT-BC287749  Coreopsis bigelovii W. R. Dudley; F. H. Lamb 1896-6-6 4336 Los Angeles Edge of Antelope Valley near Fairmont, Liebre Mts Comment
  JEPS86574  Coreopsis bigelovii Roy E. Buck 1988-4-9 888 Los Angeles s side of Antelope Valley (e of Largo Vista Rd. ca. 3.1 rd. mi s of CA hwy. 138, on w facing slope above large wash) 1280 Comment
  RSA616307  Coreopsis bigelovii Scott D. White, Pam De Vries 1998-4-20 6332 Los Angeles Soledad Canyon area: Proposed quarry area N of Soledad Canyon Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 580 Comment
  RSA772300  Coreopsis bigelovii R. G. Swinney 2009-4-28 10538 Los Angeles summit of Mt. Emma 1585 Comment
  CAS-BOT-BC287926  Coreopsis californica Geo. B. Grant 1903-3-21 s.n. Los Angeles Garvanza Comment
  CAS-BOT-BC105698  Corethrogyne filaginifolia L. A. Greata 1900-9-20 s.n. Los Angeles Pasadena Comment
  POM73351  Corethrogyne filaginifolia R. L. Armacost 1928-9-30 s.n. Los Angeles Sawtelle. Comment
  RSA0103926  Corethrogyne filaginifolia R. G. Swinney 2011-10-10 15731 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  RSA233380  Corethrogyne filaginifolia var. filaginifolia Arthur C. Gibson, Linda Gibson 1972-3-4 2770 Los Angeles Dume Road near Point Dume. Comment
  RSA129810  Corethrogyne filaginifolia var. rigida A. D. Gifford 1935-1-16 418 Los Angeles In canyon 7.5 miles ESE OF Whitaker Peak. 488 Comment
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Jun 11 2014
  CAS-BOT-BC427737  Crassula connata Geo. B. Grant 1902-4-1 1295 Los Angeles Pasadena Comment
  RSA670307  Crassula connata Joseph M. Keefe 2001-3-19 31179 Los Angeles San Rafael Mountains. 2 meters north of Glenoaks Boulevard, 60 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208. 476 Comment
  UCR138496  Crassula connata L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mtns, Wildwood Ranch, east of Glendora 389 Comment
  UCR220953  Crassula connata Dan S. Cooper 2010-3-29 20100317- 17 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  JEPS50003  Crassula connata var. erectoides Frank W. Peirson 1920-4-26 2112 Los Angeles Santa Anita Wash San Gabriel Mts., Santa Anita Wash 213 Comment
  CATA2907  Crassula ovata Sara L. Crockett, Michael Daligdig 1996-11-11 47 Los Angeles Santa Catalina Island: Southern California Edison Station near Pebbly Beach 6 Comment
  SFV21006  Crassula tillaea L. Gross 2003-3-9 782 Los Angeles San Rafael Hills Southwest side of San Rafael Hills, at or near top of east-west trending ridge southwest of Flint Peak. Entered at west end at Mount Carmel Drive east of Highway 2 (Glendale Freeway) between Chevy Chase Drive (Sycamore Canyon) to the north and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  UC1714527  Crepis acuminata I. M. Johnston 1918-7-6 2083 Los Angeles Pine Mt. Ridge San Antonio Mountains (lee-side of ridge crest) 2438 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
  UCSB11252  Cressa truxillensis 1961-9-23 Los Angeles Ballast Point S side of Catalina Harbor, Santa Catalina Island Comment
  RSA4798  Cressa truxillensis James Snow 1932-1 s.n. Los Angeles Plants of the Bryant Ranch, near Long Beach. Collected for correlation with a soil survey by the Association Laboratory, Anaheim. Station #3. Plant #2. Comment
  SD85057  Cressa truxillensis var. vallicola Martin A. Piehl 1963-12-7 63105 Los Angeles San Clemente Island; tip from Pyrimid Head and opposite triangulation poinRock. 9 Comment
  CAS-BOT-BC181054  Crossosoma californicum H. E. McMinn 1924-7-1 1309 Los Angeles Santa Catalina Island Comment
  RSA579224  Crossosoma californicum T. S. Ross 1994-3-28 7411 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; sun-named horseshoe-shaped canyon to the NE of upper Forrestal Drive. 174 Comment
  UC1929500  Crossosoma californicum Mark Elvin with Michael Wall 1997-3-18 378 Los Angeles Channel Island; Santa Catalina Island: Cape Canyon Ridge. W side of canyon. With Rock outcrop 200' above valley floor. ~ 1/2 mile south of well house along Cape Canyon Road. Comment
  RSA612178  Croton californicus Damian Ross 1997-4-19 34 Los Angeles Bernard Biological Field Station, Claremont Colleges. W of Infirmary Rd. about 30 feet off the road, about halfway up. 412 Comment
  RSA479360  Croton californicus var. major Jack Rempel 1932-4-23 15248 Los Angeles El Segundo. Comment
  RSA552450  Croton californicus var. mohavensis D. Charlton, Mark Hagan 1989-6-14 3255 Los Angeles West of south gate, sled track, Edwards Air Force Base. 701 Comment
  UCR95272  Croton setiger L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mtns, Henninger Flats 793 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
  SD260217  Cryptantha Dan S. Cooper 2012-4-30 412 5 Los Angeles Santa Monica Mountains: Topanga, west end of Robinson Road / Kim Trail, off North Topanga Canyon Blvd / Hwy 27. 281 Comment
  UC1601672  Cryptantha cinerea var. abortiva P. A. Munz 1923-4-9 6661 Los Angeles e coast of San Clemente Island San Clemente Island Comment
  UCR190374  Cryptantha circumscissa R. G. Swinney 2001-6-16 7989 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  UCR230259  Cryptantha clevelandii Dan S. Cooper 2011-4-20 411- 14 A Los Angeles South Coast, El Segundo Dunes, along powerline right-of-way just east of Hyperion Treatment Plant 27 Comment
  UCR101257  Cryptantha echinella L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, south side of Devil's Cyn. 1402 Comment
  LA31579  Cryptantha intermedia Henry J. Thompson; 1959-4-12 1927 Los Angeles 304 Comment
  SBBG43886  Cryptantha intermedia M. R. Benedict 1971-6-26 Los Angeles Pk 1942, directly S of White Rock, near Triangulation Pt "Alta" Comment
  SD66886  Cryptantha intermedia R. Mitchel Beauchamp 1967-3-18 280 Los Angeles San Clemente Island: Canyon below Lemon Tank Comment
  UC76154  Cryptantha intermedia unknown 1901-4-1 242 Los Angeles Catalina Island Comment
  POM3845  Cryptantha intermedia C. N. Carter 1909-5-28 s.n. Los Angeles Claremont Comment
  POM3909  Cryptantha intermedia P. A. Munz 1918-4-16 2069 Los Angeles Claremont. 365 Comment
  RSA0075634  Cryptantha intermedia var. johnstonii L. C. Wheeler 1932-4-15 621 Los Angeles 2.5 miles NNE of Claremont 419 Comment
  RSA695511  Cryptantha micrantha Valerie Soza, Sarah J. De Groot 2003-6-18 1695 Los Angeles Mount Hillyer Trail from Horse Flats Campground. 1829 Comment
  IRVC26373  Cryptantha microstachys Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, N of the Santa Clara River Santa Clarita Valley 305 Comment
  UCR126545  Cryptantha microstachys Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Santa Clarita Valley, Castaic Junction, Newhall, SW of the junction of SR 126 and US 5, north of the Santa Clara River 305 Comment
  RSA499691  Cryptantha muricata T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
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May 29 2014
  RSA499698  Cryptantha muricata Christopher Davidson 1973-4-6 1861 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  RSA773289  Cryptantha muricata R. G. Swinney 2009-6-24 11273 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR220247  Cryptantha muricata R. G. Swinney 2009-4-28 10516 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA748898  Cryptantha nevadensis var. rigida R. G. Swinney 2008-5-13 8866 Los Angeles Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  RSA0079526  Cryptantha pterocarya R. G. Swinney 2001-6-16 7979 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
  SBBG63580  Cryptantha similis R. Hoffmann 1929-4-4 Los Angeles Palmdale Comment
  RSA725832  Cryptantha simulans R. G. Swinney 1997-6-25 5651 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
  RSA586967  Cryptantha simulans Orlando Mistretta 1995-5-23 1711 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. W side tributary drainage NE of Pacifico Mtn. 1905 Comment
  POM4558  Cucurbita foetidissima L. R. Abrams 1902-6-10 2508 Los Angeles Near Playa del Rey. Comment
  UCR125126  Cucurbita foetidissima A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25106 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 366 Comment
  RSA733987  Cuscuta D. M. McFadden 1955-1 s.n. Los Angeles Lakewood Village. 30 Comment
  UCR109027  Cuscuta californica var. breviflora L. C. Wheeler 1974-4-4 s.n. Los Angeles Pacific slope, West end of the Los Angeles International Airport [LAX] 61 Comment
  RSA782191  Cuscuta pentagona A. C. Sanders, Dan S. Cooper 2010-8-5 38533 Los Angeles Madrona Marsh Preserve, Torrance 24 Comment
  UCR126629  Cuscuta subinclusa A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27144 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  RSA714991  Cyclospermum leptophyllum A. C. Sanders 2003-5-26 26847 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  RSA0127625  Cylindropuntia echinocarpa R. G. Swinney 2014-4-23 16166 Los Angeles San Gabriel Mountains/Mojave Desert: east of Valyermo, 3.1 miles south of Hwy 138 on Bob's Gap Rd (15th St E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains. 1232 Comment
  SEINET9037441 Image available Cylindropuntia echinocarpa M. A. Baker, Michelle Cloud-Hughes 2014-1 18260 Los Angeles San Gabriel Mountains, Soledad Canyon, just south of the Vincent Fire Station, north side of Route 14, 10km SSW of Palmdale, 50km NNE of central Los Angeles, granitic grus and silt 940 Comment
  UCR239966  Cylindropuntia echinocarpa R. G. Swinney 2009-11-13 11605 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  UCR280749  Cylindropuntia echinocarpa R. G. Swinney 2014-4-23 16166 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  POM356394  Cynara scolymus B. E. Burch 1943-07 s.n. Los Angeles Redondo Beach. Comment
  RSA151255  Cynodon dactylon P. H. Raven 1962-7-10 17962 Los Angeles San Clemente Island, road near northwest end of island. Comment
  RSA483543  Cynodon dactylon McCulloch 1931-4-4 s.n. Los Angeles Los Angeles. Comment
  RSA714989  Cynodon transvaalensis A. C. Sanders 2003-5-22 26810 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  CAS-BOT-BC114728  Cyperus difformis Louis C. Wheeler 1946-9-8 6352 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 518 Comment
  UCR210086  Cyperus eragrostis R. G. Swinney 2008-10-20 9641 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  UCR272928  Cyperus eragrostis Steven A. Junak 2000-6-29 SCa- 1352 Los Angeles Channel Islands, Santa Catalina Island, just east of Middle Ranch Road, c. 1.1 mi from intersection with Airport Road 290 Comment
  SEINET7582152 Image available Cyperus involucratus Louis C. Wheeler 1946-11-10 6442 a Los Angeles Rosemead, Rio Hondo at Garvey Avenue. Comment
  POM364990  Dactylis glomerata Geo. L. Moxley 1917-5-19 541 Los Angeles 3900 block South Hobart Blvd. Comment
  RSA729551  Dactylis glomerata R. G. Swinney, D. W. Larson 1999-6-12 7544 Los Angeles San Gabriel Mtns.: upper East Fork San Dimas Canyon, north of confluence with Fern Canyon. 869 Comment
  RSA0083122  Datisca glomerata R. G. Swinney 2010-6-4 13029 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA634225  Datisca glomerata R. F. Thorne, C. W. Tilforth 1969-6-26 38216 Los Angeles San Gabriel Mountains: Angeles National Forest. Charlton Flats burn (of 1954). 1615 Comment
  RSA725418  Datura wrightii K. Dobry 1991-5-13 513 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA596739  Datura wrightii Louis C. Wheeler 1966-10-23 9053 Los Angeles San Gabriel Mountains. Kentucky Springs. Comment
  LA103295  Daucus pusillus Barry A. Prigge; 1986-3-19 6929 Los Angeles Santa Monica Mountains, Leo Carrillo State Beach, 0.3 mi W of Mulholland Hwy on Pacific Coast Hwy 30 Comment
  CAS-BOT-BC130928  Deinandra clementina Reid Moran 1958-9-15 6837 Los Angeles Wilsons Cove, San Clemente Island 50 Comment
  SBBG42225  Deinandra clementina M. B. Dunkle 1939-4-5 7277 Los Angeles Pyramid Cove Comment
  CAS-BOT-BC299273  Deinandra fasciculata Peter H. Raven 1962-7-11 17994 Los Angeles North of statoin Nanny, north of Lemon Tank, San Clemente Island Comment
  CAS-BOT-BC299284  Deinandra fasciculata Alice Eastwood 1906-5-27 91 Los Angeles Country adjacent to Los Angeles Comment
  CAS-BOT-BC299311  Deinandra fasciculata E. M. Anderson; I. W. Clokey 1935-5-9 6948 Los Angeles Pomona Hills 400 Comment
  SFV3975  Deinandra fasciculata R. L. Armacost 1959-6-3 1166 Los Angeles Santa Monica Mountains Mulholland Drive. Comment
  RSA402603  Delosperma litorale Robert Gustafson 1981-5-15 2228 Los Angeles Ballona Wetlands, Area 3 Comment
  RSA394510  Delphinium cardinale John P. Hill 1932-7-19 s.n. Los Angeles Verdugo Woodlands Comment
  RSA337427  Delphinium parishii subsp. parishii Robert F. Thorne 1973-5-11 43474 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
  SD21264  Delphinium parryi Norman E Bilderback 1938-4-24 Los Angeles Santa Catalina Comment
  UC61542  Delphinium parryi Ernest Braunton June 1903 894 Los Angeles Glendale to Burbank Comment
  UCR142072  Delphinium parryi A. C. Sanders, Mark A. Elvin, et al 2003-5-1 26270 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
  RSA596048  Delphinium parryi subsp. parryi Tim S. Ross, J. Mark Porter 1995-5-4 8414 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  LA52169  Delphinium patens subsp. hepaticoideum Martha Hilend; 1928-4-18 194 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM147  Delphinium patens subsp. hepaticoideum L. T. Street 1918-5-19 s.n. Los Angeles Mt. Wilson - trail. Comment
  LA45868  Dendromecon rigida Harvey Anderson; 1932-5-9 sn Los Angeles Sandbergs Comment
  UCR277134  Dendromecon rigida R. G. Swinney 2010-6-8 13223 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 598 Comment
  SEINET179627 Image available Deschampsia danthonioides V. Duran 1933-7-9 3507 Los Angeles Horse Flats San Gabriel Mountains 1676 Comment
  UCR147691  Descurainia pinnata Steve Boyd, Amber Maurice 2004-5-18 11312 Los Angeles Transverse Ranges; Liebre Mountains region, Atmore Meadows area Comment
  CAS-BOT-BC43171  Descurainia pinnata subsp. brachycarpa Timothy S. Ross; Steve Boyd 1994-5-4 7629 Los Angeles Liebre Mountains. San Francisquito Canyon. Headwaters of the canyon, northeast of Green Valley. 1075 Comment
  RSA0060769  Descurainia pinnata subsp. brachycarpa LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6822 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CAS-BOT-BC43173  Descurainia pinnata subsp. brachycarpa C. W. Tilforth 1970-3-3 249 Los Angeles Rancho Santa Ana Botanical Garden, Claremont. Comment
  UCR281994  Descurainia pinnata subsp. glabra R. G. Swinney 2014-5-7 16413 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
  RSA592480  Descurainia pinnata subsp. menziesii Mark Hoefs, D. Propst 1973-3-14 112 Los Angeles Santa Catalina Island. Between Moonstone and White s Cove 61 Comment
  RSA621296  Descurainia sophia L. C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek 1 mile north of Big Rock Springs. 1143 Comment
  CAS-BOT-BC43492  Descurainia sophia Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9478 Los Angeles 5 miles west of Lancaster on Antelope Valley Road. Comment
  RSA0070367  Dichelostemma capitatum R. G. Swinney 2010-4-1 12142 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., (below burn area of 2009, Station Fire), below Forest Service boundary, from wash bottom to 150 m. to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA0097775  Dichelostemma capitatum R. G. Swinney 2011-4-26 14502 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
  SFV15351  Dichelostemma capitatum J. C. Dittes, D. Stolp 1990-4-1 s. n. Los Angeles San Gabriel Mountains Big Tujunga Canyon, Vogel Flats. 550 Comment
  UC1211090  Dichelostemma capitatum Huron H. Smith 1912-5-3 4910 Los Angeles Azusa 243 Comment
  LA21905  Dichelostemma capitatum subsp. capitatum Carl Epling; March 1925 6507 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA213353  Dichelostemma capitatum subsp. capitatum Reid V. Moran 1941-3-11 699 Los Angeles Santa Catalina Island. Ridge north of Middle Ranch 250 Comment
  RSA652838  Dichelostemma capitatum subsp. capitatum Roxanne Smith 1991-5-12 22 Los Angeles Hills about 0.6 mile south-east of Golden Springs and Diamond Bar Blvd. Comment
  UCR16037  Dichelostemma capitatum subsp. capitatum John Milbauer 1976-5-15 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., near Old Topanga Canyon Rd Comment
  CAS-BOT-BC209061  Digitaria sanguinalis Le Roy Abrams 1901-7-1 1860 Los Angeles Inglewood Comment
  OBI78381  Diplacus brevipes Isabelle Tavares and Valera Brinson, Valera Brinson 1962-4-16 255 Los Angeles Bouquet Cyn rd, 3 mi S of Boquet Cyn Guard Station Comment
  SBBG98600  Diplacus johnstonii T. Ross, S. Boyd 1990-6-6 2879 Los Angeles Piru Ponds, SW end of pond 644 Comment
  CAS-BOT-BC195620  Distichlis spicata I. Johnston 1917-5-13 s.n. Los Angeles El Monte 91 Comment
  SD251608  Distichlis spicata M. B. Dunkle 1939-4-7 7331 Los Angeles San Clemente Island, Pyramid Cove, on sand flat by lagoon Comment
  SEINET10558210  Distichlis spicata var. stolonifera Delzie Demaree 1933-4-30 Demaree 10369 Los Angeles Old fields near dunes, Playa del Rey. Comment
  RSA124711  Dodecatheon clevelandii subsp. clevelandii E. K. Balls, Percy C. Everett, R. J. Shaw 1958-1-8 22849 Los Angeles 4 mi. n. of Claremont, sw. of San Antonio Dam. 579 Comment
  RSA590424  Dodecatheon clevelandii subsp. insulare Tim S. Ross 1993-4-21 6841 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972ft) and Cactus Peak (1560ft); 500-1200 ft. NNE to NE of 'Quartz' (1252ft) 396 Comment
  POM175573  Drymocallis glandulosa var. reflexa E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  POM623  Drymocallis glandulosa var. wrangelliana W. R. Shaw 1900-4-5 32 Los Angeles Live Oak Cayon. Comment
  RSA650210  Dryopteris arguta Brinkerhoff 1949-2-2 s.n. Los Angeles Below Cal Poly, San Dimas. 182 Comment
  RSA0065456  Dudleya abramsii Peter Gail 1961-05 s.n. Los Angeles Glendora Mountain Road, N. of Glendora. Comment
  RSA423480  Dudleya caespitosa Howard Mullins 1931-5-9 s.n. Los Angeles El Segundo Comment
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Dec 4 2018
  RSA674722  Dudleya cymosa subsp. crebrifolia Scott D. White, Pam DeVries 2000-5-18 7902 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek Cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  RSA600483  Dudleya cymosa subsp. pumila Steve Boyd, Lauren Raz 1997-4-30 9601 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA713826  Dudleya lanceolata Mark Elvin 2003-6-12 2942 Los Angeles Santa Clarita Valley: Newhall Ranch, S side of Potrero Canyon, S of Potrero Mesa. 335 Comment
  UC115256  Dudleya virens T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UC1593823  Dudleya virens Jim Dice, Rowena Thompson and Bob Thompson 1983-6-7 351 Los Angeles 0.4 km e lighthouse (on n facing slope along edges os Palos Verdes Dr South); Point Vincente 67 Comment
  UCR258866  Echinochloa crus-galli R. G. Swinney 2010-3-16 11910 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UC56957  Echinodorus berteroi Dr. A. A. Davidson 1893-8-13 Los Angeles Los Angeles, Garvanza (near Eagle Rock) Comment
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Oct 25 2015
  SEINET13203127 Image available Echium candicans R. G. Swinney 2010-1 12317 Los Angeles San Gabriel Mountains: north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream (San Fernando 7.5' Q.) (T3N R15W S23 ?) 549 Comment
  UCD95147  Ehrendorferia ochroleuca Henry J. Thompson 1960-5-14 3059 Los Angeles Santa Monica Mountains, along road to Saddle Peak, just west of La Tuna Canon summit. 609 Comment
  RSA190977  Ehrharta calycina R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-5-18 3671 Los Angeles Santa Catalina Island: lower end Bulrush Canyon. 244 Comment
  RSA748850  Ehrharta calycina R. G. Swinney 2008-4-10 8644 Los Angeles San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  SBBG118701  Ehrharta calycina V. Soza with L. Gross 1999-5-11 466 Los Angeles San Dimas Experimental Forest, SW of Johnstone Pk, E side of jct of Sycamore Flat Motorway and Bluebird Motorway, (T1N R9W, NW/4, SW/4 sec.23) 868 Comment
  SBBG98637  Ehrharta calycina T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5082 Los Angeles SW of the new landing field at West Cove 6 Comment
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Sep 10 2007
  UCR277027  Ehrharta calycina R. G. Swinney 2010-5-25 12909 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  CAS-BOT-BC197294  Ehrharta erecta Pamela Conway; LeRoy Gross 2010-12-27 1 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Santa Anita Canyon; Short distance west from the old Mt. Wilson toll road, along trail to Orchard Camp 395 Comment
  POM365294  Ehrharta erecta Gary D. Wallace 1979-4-13 1677 Los Angeles LASCA Arcadia. Comment
  CAS-BOT-BC227185  Ehrharta longiflora Scott D. White; Justin Wood 2008-5-8 11943 Los Angeles Puente / Chino Hills: SCE powerline corridor near Skyline Dr., and E of Hacienda Blvd.; Hacienda Heights 335 Comment
  SD69499  Elatine californica Robert F. Thorne 1966-4-6 35898 Los Angeles Santa Catalina Island, at margin of small reservoir below Catalina Airport. 230 Comment
  UCR187244  Eleocharis A. C. Sanders 2006-5-16 32333 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  RSA611913  Eleocharis bella L. C. Wheeler 1934-5-14 2593 Los Angeles Mouth San Dimas Canyon, San Gabriel Mountains. 442 Comment
  SD240809  Elymus cinereus Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-19 8003 Los Angeles Antelope Valley, northof Lancaster, along east side of Sierra Highway, 250 m. south of Avenue D. 701 Comment
  UCR272018  Elymus condensatus R. G. Swinney 2011-5-31 14934 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
  UCR189853  Elymus elongatus R. G. Swinney 1998-7-27 6506 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  UCR190368  Elymus elymoides R. G. Swinney 2001-6-16 7990 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  SEINET13276845 Image available Elymus elymoides subsp. elymoides R. G. Swinney 2011-1 15510 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), the middle elevation (& smallest) of three natural depressions at the north base of Strawberry Peak (Chilao Flat 7.5' Q.) 1170 Comment
  IRVC28575  Elymus glaucus A. C. Sanders, Mark Elvin 2002-6-19 25151 Los Angeles Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns. 305 Comment
  RSA729877  Elymus glaucus R. G. Swinney 1998-7-28 6521 Los Angeles San Gabriel Mtns.: south fork of Cow Canyon at and above Fallen Leaf spring, to 0.2 mi. south of Glendora Ridge rd. 1366 Comment
  RSA191115  Elymus glaucus subsp. glaucus R. F. Thorne, M. Z. Thorne 1967-6-25 37110 Los Angeles San Gabriel Mountains. Upper Evey Canyon. 823 Comment
  RSA611044  Elymus glaucus subsp. jepsonii L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek, off West Fork San Gabriel River. 610 Comment
  CAS-BOT-BC234098  Elymus multisetus A. D. E. Elmer 1902-6-1 3644 Los Angeles Acton, Mt. Gleason Comment
  SBBG59344  Elymus multisetus R. Hoffmann 1932-4-27 Los Angeles Lancaster Comment
  RSA0127179  Elymus trachycaulus subsp. trachycaulus Louis C. Wheeler 1967-7-15 10016 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  UCR204744  Elymus triticoides R. G. Swinney 2005-8-9 8419 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UC1595438  Emmenanthe penduliflora Tim Ross 1992-4-4 6065 Los Angeles Three Sisters: SW Mojave Desert, 1 mi SE of Black Butte, middle butte of Three Sisters 969 Comment
  UC56710  Emmenanthe penduliflora Harley P. Chandler 1897-5-17 Los Angeles San Jose Hills; Pomona 304 Comment
  UCR95449  Emmenanthe penduliflora L. C. Wheeler 1967-5-12 9433 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  RSA0056302  Emmenanthe penduliflora James R. Shevock 1971-4-25 1021 Los Angeles Tapia Co. Park. 304 Comment
  SEINET12330749  Emmenanthe penduliflora H. W. Graham 1927-1 9- 9 -5 Los Angeles Mt. Lowe to observatory on Mt. Wilson near Los Angeles Comment
  RSA82725  Emmenanthe penduliflora var. penduliflora P. A. Munz 1925-4-23 9455 Los Angeles San Gabriel Canyon. 488 Comment
  RSA730300  Encelia actoni R. G. Swinney 1999-6-18 7320 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  SBBG4425  Encelia actoni C. Bornstein, D. Kershaw 1998-6-4 Los Angeles Del Sur Ridge, Coarse Rd, ca. 1.8 mi N of jct with Bouquet Cyn Rd 647 Comment
  UC1118036  Encelia actoni A. Lewis 1933-4-20 183 Los Angeles 1 mi ne Vincent Station; Elizabeth Lake Quad. 975 Comment
  UC1922691  Encelia actoni Scott D. White, A. Warniment 2006-7-7 11627 Los Angeles SE TEHACHAPI MTNS.: Gorman area, west of the I-5 Freeway at SR-138 interchange. Lebec 7.5' Quad. Comment
  CAS-BOT-BC131217  Encelia californica John H. Thomas 1957-3-16 6506 Los Angeles Pt. Dume, near southernmost part of point 76 Comment
  SBBG42167  Encelia californica M. B. Dunkle 1939-4-5 7280 Los Angeles Pyramid Cove Comment
  UCR272011  Encelia farinosa R. G. Swinney 2010-4-30 12480 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 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
  CHSC20799  Ephedra Robert A. Schlising 1968-4-12 2880 Los Angeles SE of Pearblossom; Fort Tejon Road near 165th Street. Comment
  CAS-BOT-BC81813  Ephedra nevadensis Roxana S. Ferris 1918-6-12 909 Los Angeles in vacant lot, Lancaster Comment
  POM209281  Epilobium canum subsp. canum Frank W. Johnson 1905-9-14 s.n. Los Angeles Rubio Farm. 610 Comment
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May 12 2015
  POM50093  Epilobium canum subsp. canum L. W. Nuttall 1920-12-28 1125 Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  RSA279092  Epilobium canum subsp. canum Robert F. Thorne, D. Propst 1974-9-10 45118 Los Angeles Santa Catalina Island: Big Spring area 122 Comment
  UC874244  Epilobium canum subsp. canum Carl B. Wolf 1932-10-3 4209 Los Angeles about 1 1/4 mi from Wrigley Drive (on road to Renton Mine, about at head of canyon); Santa Catalina Island, Pebbly Beach Canyon 304 Comment
  RSA9681  Epilobium canum subsp. canum Louis C. Wheeler 1931-10-16 253 Los Angeles Sawpit Canyon. San Gabriel Mountains. 305 Comment
  CATA2955  Epilobium ciliatum Sarah Ratay 2006-9-11 99 Los Angeles Santa Catalina Island: Middle Canyon between ENL mitigation area 2 and the Ben Weston trailhead 0 Comment
  RSA747980  Epilobium ciliatum R. G. Swinney 2001-9-15 8127 Los Angeles Lily Spring, N slope of Mt. Hawkins , 7.5 air miles W SW of Wrightwood, 2561 Comment
  CATA551  Epilobium ciliatum subsp. ciliatum Mark L. Hoefs, Robert F. Thorne 1975-8-7 815 Los Angeles Santa Catalina Island: By reservoir at Middle Ranch 213 Comment
  RSA641647  Epilobium ciliatum subsp. ciliatum Louis C. Wheeler 1967-9-4 10684 Los Angeles San Gabriel Mountains: Ravine south of Camp Lupine, Prairie Fork. 2043 Comment
  RSA616929  Epilobium densiflorum Louis C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1494 Comment
  RSA598363  Epipactis gigantea Louis C. Wheeler 1967-5-24 9724 Los Angeles San Gabriel Mountains: Indian Canyon 793 Comment
  UCR259180  Epipactis gigantea R. G. Swinney 2010-6-23 13371 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
  UC218659  Equisetum arvense P. A. Munz 1922-7-17 6070 Los Angeles hillside below Camp Baldy; San Gabriel Mts., San Antonio Canyon 1280 Comment
  RSA69900  Equisetum hyemale var. affine R. G. Swinney 2009-6-12 11132 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  CAS-BOT-BC57313  Equisetum laevigatum Le Roy Abrams 1901-4-8 1443 Los Angeles Los Angeles River Comment
  CAS-BOT-BC57317  Equisetum laevigatum Peter H. Raven 1959-10-25 14701 Los Angeles Arroyo Sequit 1.6 miles north of Coast Highway 137 Comment
  RSA684617  Equisetum laevigatum F. R. Fosberg 1931-8-13 R- 115 Los Angeles Big Cienega, Pine Flats, N fork, San Gabriel River Comment
  RSA756781  Equisetum laevigatum Orlando Mistretta, Christine Mistretta 2008-4-29 2541 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 65 per TRTP Survey 2008), just E of State Hwy 14 (Antelope Valley Fwy), in the vicinity of Vincent. 976 Comment
  UCR189825  Equisetum laevigatum R. G. Swinney 1998-9-4 6903 B Los Angeles San Gabriel Mtns, Vincent Gap, off trail c. 350 m SE of parking area at spring near canyon bottom 1988 Comment
  CAS-BOT-BC57311  Equisetum laevigatum Larry Kiefer 1962-9-23 205 Los Angeles Malibu Cyn. 1828 Comment
  RSA638920  Equisetum laevigatum L. C. Wheeler 1946-8-27 6269 Los Angeles San Gabriel Mountains. Jackson lake. 1859 Comment
  RSA684701  Equisetum laevigatum Anonymous 9244 Los Angeles [no locality information provided] Comment
  SEINET6031526  Equisetum laevigatum L. Wheeler 1933-10-20 2175 Los Angeles San Gabriel River 76 Comment
  SD215306  Equisetum telmateia Louis C Wheeler 1932-6-13 809 Los Angeles Los Angeles River at Los Feliz Blvd 121 Comment
  CATA325  Equisetum telmateia subsp. braunii Mark L. Hoefs 1973-7-13 357 Los Angeles Santa Catalina Island: Lower Middle Canyon Ranch 38 Comment
  SEINET11677286  Eragrostis mexicana Unknown 1931-1 s.n. Los Angeles 6 mi W of Harold Comment
  UCR174465  Eremalche exilis A. C. Sanders 2006-4-11 32049 Los Angeles Western Mojave Desert, Antelope Valley, NE of Palmdale, 90th St. East in vicinity of Ave. 'O 793 Comment
  RSA611970  Eremocarpus setiger Valerie L. Soza, Laura Moore 1997-8-16 46 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard. [Coordinates given are] at center of BFS. 412 Comment
  RSA421761  Eremocarpus setiger House, Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  HSC95470  Eremogone macradenia var. arcuifolia Steve Boyd, L. Moore, M. Wall 1997-7-24 10024 Los Angeles Sumit of Liebre Mountain, saddle at head of N Fork Fish Canyon, N of Atmore Meadows and S of Oak Flat, along FS Rd. 7N23, 4.2 mi W of jct with 7N08. 1720 Comment
  CAS-BOT-BC162728  Eremothera boothii subsp. decorticans Louis C. Wheeler 1973-5-6 s.n. Los Angeles Between Little Tujunga and Oliver Canyons - San Gabriel Mountains 556 Comment
  UCR149805  Eriastrum sapphirinum Scott D. White, Pam Devries 2004-6-14 10502 Los Angeles Western Transverse Ranges, Eastern Santa Susana Mountains. West of the I-5 Freeway, c. 4 mi N of I-5 / SH-14 jtn and 6 mi south of Castaic Junction. Lyon Canyon and surrounding slopes, canyons, and ridges. 518 Comment
  UCR19609  Eriastrum sapphirinum Albert J. Perkins 1924-6-1 s.n. Los Angeles La Habra, Shackless Ranch 97 Comment
  CAS-BOT-BC514988  Eriastrum sapphirinum subsp. dasyanthum Peter H. Raven 1956-6-17 9421 Los Angeles Slopes NW of Sunset Blvd. at Sepulveda Blvd., Santa Monica Mts. Comment
  RSA0121302  Eriastrum sapphirinum subsp. dasyanthum Verne Grant 1951-5-24 16001 Los Angeles North of Claremont. 518 Comment
  UCSB28769  Eriastrum sapphirinum subsp. dasyanthum Tanowitz, B. 1974-7-1 Los Angeles Beverly Glen Blvd., approximately 0.5 mi south of its junction with Mulholland Dr. (Brown Cyn.) 365 Comment
  RSA713240  Ericameria cooperi LeRoy Gross 2005-5-3 2229 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UCR259894  Ericameria cooperi R. G. Swinney 2010-6-1 13075 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  CAS-BOT-BC286761  Ericameria cuneata var. cuneata Joseph Andorfer Ewan; Nesta Ewan 1936-8-16 10077 Los Angeles Shoulder of Mt. Waterman, San Gabriel Mts. 2423 Comment
  CAS-BOT-BC287626  Ericameria linearifolia Ralph Hoffmann 1932-4-26 s.n. Los Angeles Harold Comment
  RSA0116166  Ericameria linearifolia R. G. Swinney 2011-6-15 15211 Los Angeles San Gabriel Mountains; Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy. 1631 Comment
  RSA599667  Ericameria linearifolia Steve Boyd, Lauren Raz 1997-5-1 9686 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
  SBBG62630  Ericameria linearifolia M. N. Ackley 1927-5-8 197 Los Angeles Little Rock foothills 914 Comment
  UCD131435  Ericameria nauseosa P. Schiffman; J. Matos 1996-10-22 s.n. Los Angeles Angeles National Forest, along the old Ridge Route between Castaic Lake and Hwy 138. Comment
  RSA0081636  Ericameria nauseosa subsp. consimilis R. G. Swinney 2010-9-9 13750 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SFV18747  Ericameria nauseosa var. mohavensis J. N. Hogue 2003-10-11 208 .1 Los Angeles Mojave Desert Antelope Valley, Lancaster. Intersection of Ave. I and 60th Street West. 716 Comment
  UC74038  Ericameria palmeri var. pachylepis Dr. J. Q. Adams 1905-9-1 Los Angeles near Soldier's Home Comment
  SD50745  Ericameria parishii var. parishii Darley F. Howe 1959-10-25 Los Angeles Junction of Big Tujunga Canyon Road and Angeles Crest Highway, Sam Gabriel Mountains 1004 Comment
  RSA90915  Ericameria parishii var. parishii F. W. Peirson 1922-9-14 8216 Los Angeles Along trail up the east bank of San Antonio Canyon, San Gabriel Mts., on Los Angeles-San Bernardino County line 991 Comment
  CAS-BOT-BC293148  Ericameria pinifolia C. B. Wolf 1931-10-20 2469 Los Angeles 1/2 mile east of Pacoima Creek Bridge on the Tujunga to San Fernando Road 365 Comment
  RSA656969  Ericameria pinifolia D. Roche 1998-5-31 46 Los Angeles Mt. Baldy Road 1.31 miles from intersection of Mills Ave. and Mt Baldy Rd. 573 Comment
  SBBG109137  Erigeron canadensis S. A. Junak 1997-10-28 SCl 981 Los Angeles N side of San Clemente Island Ridge Rd, just N of Triangulation Pt "Rest", between the forks of Mosquito Cyn 408 Comment
  UCR239945  Erigeron foliosus R. G. Swinney 2009-11-16 11623 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  UCR259088  Erigeron foliosus R. G. Swinney 2010-9-9 13752 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  CAS-BOT-BC296204  Erigeron foliosus var. foliosus A. J. McClatchie 1895-1-1 s.n. Los Angeles Pasadena Comment
  SFV10203  Erigeron foliosus var. foliosus J. G. Cuti 1978-6-20 68 Los Angeles 0.5 miles off Santa Susana Pass Road on Box Canyon Road. On abandoned dirt road. Comment
  UC1124331  Eriodictyon crassifolium C. R. Clar 1930-2-4 60 Los Angeles Santa Susana Mountains Santa Susana Quad., Santa Susana Mountains ((near Plot #5 - Santa Susana)) Comment
  RSA454997  Eriodictyon crassifolium var. crassifolium Kenneth R. Montgomery 1973-5-19 73 -66 Los Angeles Site of LASCA Cistus field plot, at Dillon Divide. Comment
  CAS-BOT-BC189195  Eriodictyon crassifolium var. nigrescens Ernest Braunton 1902-5-5 293 Los Angeles Glendora Comment
  RSA0061129  Eriodictyon crassifolium var. nigrescens LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6834 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA715432  Eriodictyon crassifolium var. nigrescens A. C. Sanders, Helen Kennedy 2005-4-13 29415 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  UCR271526  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2011-5-31 14901 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
  RSA748438  Eriodictyon trichocalyx Justin M. Wood 2009-6-1 805 Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  UC880714  Eriodictyon trichocalyx Louis C. Wheeler 1932-7-2 907 Los Angeles Browns Flat; San Gabriel Mts., Browns Flat 1310 Comment
  RSA773291  Eriogonum R. G. Swinney 2009-6-24 11272 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  IRVC26910  Eriogonum angulosum Mark A. Elvin, Kim Marsden 2003-8-8 2970 B Los Angeles Newhall Ranch, SW face of Potrero Mesa Santa Clarita Valley 305 Comment
  RSA755727  Eriogonum baileyi R. G. Swinney 2008-10-7 9478 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  UCR209242  Eriogonum baileyi R. G. Swinney 2008-10-7 9478 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA603816  Eriogonum baileyi var. baileyi Steve Boyd 1997-9-10 10032 Los Angeles Liebre Mountains Region: High point of Liebre Mountain near old radio tower site, at divide between Horse Camp Canyon and Castaic Creek watershed. 1744 Comment
  RSA681920  Eriogonum baileyi var. baileyi Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9635 Los Angeles Santa Clarita Area: Santa Clara River wash, near Soledad Canyon Rd. bridge. Upstream and downstream ca. 1.5 miles. 390 Comment
  RSA66042  Eriogonum baileyi var. baileyi F. W. Peirson 1928-7-1 8417 Los Angeles San Gabriel Mountains: Aliso Canyon 1098 Comment
  RSA303971  Eriogonum cinereum James R. Shevock 1978-9-16 2273 Los Angeles Point Dume. 6 Comment
  RSA0013638  Eriogonum davidsonii Orlando Mistretta, Youssef Atallah 2011-8-16 6036 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  UCR205188  Eriogonum davidsonii R. G. Swinney 2008-5-2 8729 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  POM186247  Eriogonum davidsonii Joseph A. Ewan 1933-7-4 7871 Los Angeles San Gabriel Mountains: near summit Monrovia Peak 1524 Comment
  SEINET5329018  Eriogonum davidsonii G. R. Hall s.n. Los Angeles Twartout Canon, San Antonio Mts 2134 Comment
  RSA755614  Eriogonum elongatum R. G. Swinney 2008-9-9 9324 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA0055095  Eriogonum fasciculatum James R. Shevock 1970-3-8 27 Los Angeles Foothills of San Gabriel Mts. 487 Comment
  RSA778909  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-6-17 11213 Los Angeles Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  SEINET8044066 Image available Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2010-1 13461 Los Angeles San Gabriel Mountains: Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1036 Comment
  UCR205642  Eriogonum fasciculatum subsp. polifolium A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37003 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  RSA0101275  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2011-3-18 14140 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA567257  Eriogonum fasciculatum var. foliolosum Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3868 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA601504  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1931-4-11 S 4 Los Angeles 2 mi. northeast of La Verne. Comment
  RSA766093  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan 1931-4-25 4178 Los Angeles S. Fork, La Tuna Canyon, Verdugo Range. 549 Comment
  RSA2255  Eriogonum fasciculatum var. foliolosum L. R. Abrams 1900-8-10 1048 Los Angeles San Gabriel Mountians: San Gabriel Canyon. Comment
  UCR44454  Eriogonum fasciculatum var. polifolium B. A. Prigge 1986-3-29 7163 Los Angeles San Gabriel Mountains, E of Red Rover Mine Rd. X Antelope Valley Freeway on Escondito Canyon Rd 915 Comment
  CDA1011  Eriogonum giganteum D. G. Kelch 1991-3-17 1322 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  UC161731  Eriogonum giganteum F. M. Reed 1909-7-2 2821 Los Angeles Pebbly Beach Road Catalina Island 15 Comment
  SBBG109151  Eriogonum giganteum var. formosum S. A. Junak 1997-10-20 SCl 972 Los Angeles just inland from mouth of Thirst Cyn, on elevated part of cyn bottom 6 Comment
  CAS-BOT-BC253456  Eriogonum gracile Alice Eastwood 1919-6-21 9049 Los Angeles San Fernando Comment
  POM2260  Eriogonum gracillimum W. R. Dudley, F. H. Lamb 1896-6-8 4326 Los Angeles Lancaster. Comment
  RSA393214  Eriogonum grande var. grande M. B. Dunkle 1928-11-18 2030 Los Angeles Gallagher's, Santa Catalina Island. Comment
  UCR101301  Eriogonum hirtiflorum L. C. Wheeler 1968-7-22 s.n. Los Angeles San Gabriel Mtns, Angeles National Forest, Devil's Canyon 1433 Comment
  RSA572345  Eriogonum microtheca var. corymbosoides R. T. Hawke 1994-9-11 73 Los Angeles Upper Fork of Little Rock Creek ( near Hwy 2). Comment
  SBBG64063  Eriogonum mohavense R. Hoffmann 1929-4-26 Los Angeles 2 mi E of Acton Comment
  SEINET5500445 Image available Eriogonum nudum David L. Magney 2009-7-28 1183 -09 Los Angeles Sierra Nevada Ranges, Tehachapi Mountains, Tejon Ranch, Michener Ranch; Lebec, Calif. topo Quad. 1404 Comment
  RSA766125  Eriogonum nudum var. pauciflorum Raymond J. Dobbs 1927-11-1 s.n. Los Angeles Waterman Station. San Gabriel Mts. 976 Comment
  SBBG65204  Eriogonum plumatella R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  UCR281394  Eriogonum plumatella R. G. Swinney 2014-4-24 16214 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
  SBBG65221  Eriogonum pusillum R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  CAS-BOT-BC267759  Eriogonum roseum John Thomas Howell 1927-11-13 3201 Los Angeles One and a half miles east of Elizabeth Lake, Lieber Mts. Comment
  UCR99515  Eriogonum roseum Steve Boyd, Lauren Raz 1996-10-29 9102 Los Angeles San Gabriel Mtns., Atmore Meadows area at the SE end of Liebre Mtn. in a tributary drainage to the North Fork Fish Canyon 1317 Comment
  POM49219  Eriogonum roseum A. D. E. Elmer 1902-06 3725 Los Angeles Acton. Comment
  JEPS56282  Eriogonum thurberi Joseph Andorfer Ewan 1932-5-30 7200 Los Angeles North Fork and Mill Creek Fork Jct. of Tujunga Creek San Gabriel Mts. 914 Comment
  UCR20171  Eriogonum umbellatum var. minus T. P. Krantz 1979-9-15 s.n. Los Angeles San Gabriel Mountains, Pine Mt. Ridge 2134 Comment
  UCR209618  Eriogonum umbellatum var. minus R. G. Swinney 2008-7-3 9145 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  RSA65008  Eriogonum wrightii var. subscaposum F. W. Peirson 1920-9-12 22 Los Angeles South trail to Mt. Baldy (Mt. San Antonio), San Gabriel Mountains 2591 Comment
  POM357926  Eriophyllum confertiflorum L. C. Wheeler 1931-11-20 366 Los Angeles 2 miles N of Claremont. 412 Comment
  SD234811  Eriophyllum confertiflorum A. C. Sanders 2003-5-1 26247 Los Angeles Western San Gabraiel Mountains: SE side of Castaic Mesa, east of Lake Hughes Road and the filtration plant, Newhall Ranch (Newhall 7.5'Q) 395 Comment
  SD90436  Eriophyllum confertiflorum Donald R. Bissing 1973-5-18 74 Los Angeles Evey Canyon, San Gabriel Mountains. 775 Comment
  UCR223013  Eriophyllum confertiflorum R. G. Swinney 2009-5-5 10630 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UCR223355  Eriophyllum confertiflorum R. G. Swinney 2009-5-20 10824 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  UCR255844  Eriophyllum confertiflorum R. G. Swinney 2010-3-10 11826 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
  UCR68912  Eriophyllum confertiflorum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4244 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  LA103562  Eriophyllum confertiflorum var. confertiflorum Barry A. Prigge; 1986-3-29 7162 Los Angeles San Gabriel Mountains, E of Red Rover Mine Road X Antelope Valley Freeway on Escondito Canyon Road 914 Comment
  LA203575  Eriophyllum confertiflorum var. confertiflorum Philip A. Munz; 1932-5-17 12644 Los Angeles 1 mi. N of Claremont 396 Comment
  RSA0105033  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-4-26 14493 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  CAS-BOT-BC308364  Eriophyllum nevinii Geo. B. Grant 1897-9-25 s.n. Los Angeles Santa Catalina Island Comment
  SBBG127062  Eriophyllum pringlei A. Parikh, N. Gale 2011-6-11 3450 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1188 Comment
  POM358142  Eriophyllum wallacei Christopher Davidson 1973-4-1 1878 Los Angeles 1 mile south of Littlerock. 762 Comment
  UC896380  Eriophyllum wallacei Alice Eastwood 1913-5-11 3180 Los Angeles San Fernando Wash Comment
  RSA316354  Eriophyllum wallacei R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54976 Los Angeles San Gabriel Mts: 1158 Comment
  RSA70491  Erodium cicutarium F. W. Peirson 1919-2-28 2022 Los Angeles At Frank Peirson residence, 1085 New York Drive, Altadena Comment
  UCR258932  Erodium cicutarium R. G. Swinney 2010-2-27 11745 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  UCSB68646  Erodium cicutarium Gross, LeRoy 2003-2-10 Los Angeles Transverse Ranges: Verdugo Mountains Region;: South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway; Burbank Quad. 7.5: TIN R13W S5, Center 783 Comment
  RSA659747  Erodium cicutarium Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 67 Los Angeles San Clemente Island. Comment
  SD51920  Erodium cicutarium Peter H. Raven 1962-4-9 17136 Los Angeles San Clemente Island; Wilson Cove. 60 Comment
  UCD103188  Erodium cicutarium Geoffrey Levin 1974-4-22 24 Los Angeles Wash (Blanchard Park), Pomona College, Claremont. Comment
  UC1034746  Erysimum capitatum G. B. Rossbach 1955-4-29 586 Los Angeles Route 6 ca 7 mi w Vincent (near Soledad Pass) Comment
  JEPS86568  Erysimum capitatum var. capitatum Roy E. Buck 1988-4-10 895 Los Angeles e side of Three Points Rd 0.3 road mi n Three Points (ca 0.6 air km ne of confluence of Oakdale Canyon and Pratt Canyon drainages, 26 air km n of Castaic) 1036 Comment
  SD107859  Erythranthe cardinalis Robert F. Thorne, D. Propst, M. Hoefs 1974-9-12 45106 Los Angeles Santa Catalina Island: along and in small stream running into reservoir in Cottonwood Canyon below Rancho Escondido 106 Comment
  HSC12464  Eschscholzia californica Wendell Wood 1970-6-24 47 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  UC1126402  Eschscholzia californica P. L. Johannsen 1934-3-28 309 Los Angeles San Francisquito Canyon Santa Susana Quadrangle Comment
  UC1871324  Eschscholzia californica T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4784 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
  UC187404  Eschscholzia californica Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  CSUSB1752  Eschscholzia californica Keith Thompson 1970-3-29 Los Angeles Cedar Springs 1280 Comment
  RSA433675  Eschscholzia californica G. R. Johnstone 1930-4-6 s.n. Los Angeles Pine Canyon. Comment
  RSA0060778  Eschscholzia minutiflora LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6812 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  CAS-BOT-BC92214  Eschscholzia ramosa Carl B. Wolf 1932-5-9 3448 Los Angeles Santa Catalina Island. Pebbly Beach. 7 Comment
  JEPS20988  Eschscholzia ramosa F. W. Peirson 1923-4-11 3469 Los Angeles on bluff above sea San Clemente Isl. (Eagle Ranch Creek) Comment
  UC1870188  Eucalyptus camaldulensis LeRoy Gross 2001-9-1 445 Los Angeles Los Angeles Basin: Verdugo Mountains; north side, Along the bottom of Hostetter Mountain Way where road is paved, parallel with 210 freeway 549 Comment
  UCR126554  Eucalyptus camaldulensis Mark A. Elvin, Kim Marsden 2003-8-8 2979 Los Angeles Santa Clarita Valley, Newhall Ranch, Santa Clara River, c. 100 m east of the Ventura Co. line 290 Comment
  SEINET3860280  Eucrypta chrysanthemifolia R. G. Swinney 2009-4-16 10382 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Duarte, lower Van Tassel fire road, Van Tassel Canyon.; 0 439 Comment
  RSA251388  Eucrypta chrysanthemifolia Robert F. Thorne 1966-4-17 36111 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  UCSB72621  Eucrypta chrysanthemifolia var. chrysanthemifolia Soza, Valerie; Sidibeh, Miriam 2003-3-26 Los Angeles Transverse Ranges; Verdugo Mountains region: Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park 579 Comment
  UC788120  Eulobus californicus Blanche Trask May, 1897 Los Angeles Avalon Santa Catalina Island Comment
  UCR259081  Eulobus californicus R. G. Swinney 2010-10-15 14052 Los Angeles San Gabriel Mountains, from Little Tujunga Wash at the I-210 Fwy, to the east end of Hansen Lake 329 Comment
  UCR261357  Eulobus californicus R. G. Swinney 2010-4-1 12165 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  UCR193942  Euphorbia A. C. Sanders 2008-7-10 35725 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCD84629  Euphorbia cyathophora D. L. Koutnik 1986-3-6 s.n. Los Angeles San Marino. Weed in Desert Garden of Huntington Botanical Garden. Comment
  UCR77311  Euphorbia esula Scott D. White 1992-10-8 878 Los Angeles Malibu, c. 0.5 mi. north of Pacific Coast Highway (= Hwy 1), near Malibu Creek. 164 Comment
  SD230224  Euphorbia maculata Louis C. Wheeler 1969-10-19 Los Angeles San Gabriel Mountains: North Fork Dark Canyon at Angeles Crest Hwy. 868 Comment
  SBBG19143  Euphorbia misera M. A. Piehl 1963-12-7 631069 Los Angeles Pyramid Head 19 Comment
  RSA214616  Euphorbia peplus Joseph A. Ewan 1932-2-20 7022 Los Angeles Mandeville canyon, at Administration bldg. Santa Monica Mtns. Comment
  SD38469  Euphorbia polycarpa Edith A. Purer 1931-2-28 51 Los Angeles Verdugo Hills, hillsides Comment
  SBBG31074  Extriplex californica R. F. Thorne 1966-4-29 Los Angeles Ben Weston Beach 3 Comment
  CAS-BOT-BC239708  Fabaceae L. A. Greata No date on label s.n. Los Angeles Smiley Heights Comment
  UCR187223  Festuca microstachys var. ciliata A. C. Sanders 2006-4-18 32109 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, c. 2 miles due north of the west end of Quail Lake 1037 Comment
  SBBG38844  Festuca myuros M. B. Dunkle 1939-4-4 7257 Los Angeles Pyramid Cove Comment
  CAS-BOT-BC500437  Ficus microcarpa R. E. Riefner, Jr. 2014-8-11 14 -284 Los Angeles City of Long Beach, Belmont Shores, N side of Ocean Blvd. at Prospect Ave. 4 Comment
  RSA533943  Filago arizonica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5218 Los Angeles San Clemente Island: SE end of island vicinity of Knob, 5100ft NW of Guds, Southeasterly draw leading into upper Knob Canyon 252 Comment
  RSA599679  Filago californica Steve Boyd, Lauren Raz 1997-5-6 9698 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  RSA609264  Filago californica L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek off West Fork San Gabriel River. 655 Comment
  RSA177833  Filago depressa R. F. Thorne, George B. Everett s.n. Los Angeles Near upper end of Gallagher Canyon, Santa Catalina Island 416 Comment
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Jun 2 2009
  RSA393735  Filago depressa Robert Gustafson, Gary D. Wallace 1982-4-26 2535 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 976 Comment
  SBBG131635  Foeniculum vulgare S. A. Junak 1999-9-9 SCa 1076 Los Angeles top of Black Jack Peak, at microwave installation 609 Comment
  LA207722  Frangula californica Carl Epling; May 1926 sn Los Angeles Arroyo Seco Comment
  RSA391390  Frankenia grandifolia Anstruther Davidson 1890-08 s.n. Los Angeles [Los Angeles]? Comment
  CATA1365  Frankenia salina Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2484 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  RSA795700  Fraxinus W. R. Ferren, Hamilton 1993-9-1 EPA- 296 Los Angeles Santa Monica Mountains. Tapia County Park. Comment
  RSA350143  Fraxinus dipetala Wesley O. Griesel 1986-5-14 s.n. Los Angeles Lower Placerita Canyon. Comment
  UCR256582  Fraxinus latifolia Anuja Parikh, Nathan Gale 2011-7-10 3551 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 1.1 km west of State Hwy 39 (San Gabriel Canyon Rd.) 502 Comment
  UCR220353  Fraxinus pennsylvanica subsp. velutina R. G. Swinney 2009-4-13 10327 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, west of El Encanto Park in Duarte 184 Comment
  IRVC29364  Fraxinus uhdei A. C. Sanders, Mark A. Elvin 2002-8-26 25592 Los Angeles Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  POM247926  Fraxinus velutina Joseph A. Ewan 1937-8-15 10968 Los Angeles West fork of San Gabriel River. 518 Comment
  POM308321  Fremontodendron mexicanum H. J. Ramsey 1937-7-12 3062 Los Angeles Altadena, dry mesa. Comment
  POM1727  Fritillaria biflora Philip A. Munz 1918-4-11 2054 Los Angeles Lone Hill near Glendora. Comment
  SEINET10895329  Funastrum hartwegii LeRoy R. Abrams 1902-7-5 Abrams 2655 Los Angeles Dry mesa near Azusa Comment
  POM367622  Galium Freda Detmers 1929-2-22 s.n. Los Angeles Mandeville Canyon, Botanic Garden. Comment
  RSA772297  Galium R. G. Swinney 2009-4-28 10534 Los Angeles summit of Mt. Emma. 1585 Comment
  RSA599476  Galium andrewsii subsp. andrewsii Steve D. Boyd, Lauren Raz, T. S. Ross 1997-4-1 9494 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of 'Osito Flat', a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA799899  Galium angustifolium Michelle Terrazino, Monica Rodriguez, Naomi S. Fraga 2013-7-23 5 Los Angeles Glendora Ridge Road. 1312 Comment
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Aug 3 2017
  SEINET13387125 Image available Galium angustifolium R. G. Swinney 2011-1 15172 Los Angeles San Gabriel Mountains: Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy (Chilao Flat 7.5' Q.) (T3N R11W S22) 1585 Comment
  UCR272921  Galium angustifolium Steven A. Junak 2000-7-1 SCa- 1371 Los Angeles Channel Islands, Santa Catalina Island, just southwest of Cape Canyon reservoir, upper Cape Canyon 345 Comment
  RSA188277  Galium angustifolium subsp. angustifolium Robert F. Thorne 1966-6-1 36458 Los Angeles Santa Catalina Island. Along Pebbly Beach Drive SE of Avalon. 15 Comment
  RSA188342  Galium angustifolium subsp. angustifolium Robert F. Thorne, M. Z. Thorne 1966-5-31 36433 Los Angeles Santa Catalina Island. Fern Canyon W of Orizaba Mt. 229 Comment
  RSA612591  Galium angustifolium subsp. angustifolium E. Lloyd 1933-5-5 s.n. Los Angeles Topanga Canyon. Comment
  UC1584246  Galium angustifolium subsp. angustifolium Tim Ross and Steve Boyd 1990-6-6 2821 B Los Angeles Green Valley Pasture Lake Hughes USGS 7.5' quadrangle, San Francisquito Canyon 926 Comment
  UC1587576  Galium angustifolium subsp. angustifolium Tim Ross and Annette Ross 1991-9-7 5953 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass USGS 7.5' quadrangle 411 Comment
  POM296482  Galium angustifolium subsp. angustifolium Lyman D. Benson 1944-5-21 11724 Los Angeles Indian Hill, Claremont. 396 Comment
  POM367675  Galium angustifolium subsp. angustifolium Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 950 Los Angeles Off Angeles Crest Hwy, ca. 5 mi. N of La Canada. 793 Comment
  JEPS56058  Galium angustifolium subsp. gabrielense Lauramay T. Dempster 1966-11-12 4295 Los Angeles w Mt. Baldy (Cow Canyon Saddle); w of Mt. Baldy, Cow Canyon Saddle 1380 Comment
  CATA1062  Galium aparine Mark L. Hoefs 1995-5-16 2002 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  SEINET4093007  Galium catalinense R. Moran 1941-1 606 Los Angeles South of Johnson's Valley; Santa Catalina Island. 200 Comment
  RSA589497  Galium catalinense subsp. acrispum Tim S. Ross, Gerry Allan, Mark A. Elvin, Jennifer Stone 1995-5-19 8584 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, 1020 ft NNE of the 1135-ft triangulation point. 274 Comment
  POM367799  Galium catalinense subsp. catalinense Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon. Santa Catalina Island Comment
  RSA678822  Galium grande Valerie L. Soza, Monica Acosta 2001-6-20 1297 Los Angeles Van Tassel Ridge, south side of Van Tassel Ridge road (FS Road 1N36A), 0.2 mile east of junction with Van Tassel Truck Trail (FS Road 1N36), east side of Mt. Bliss. 1037 Comment
  RSA454384  Galium hallii Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 972 Los Angeles ca. 5 mi. NW of Big Pines on road to Valyermo 1768 Comment
  RSA250363  Galium jepsonii Robert F. Thorne, C. W. Tilforth, J. Dourley, R. Scoggin 1972-8-11 42205 Los Angeles Angeles National Forest: NE slope Mt. Waterman 2104 Comment
  CAS-BOT-BC223134  Galium johnstonii L. R. Abrams 1901-7-10 1882 Los Angeles Wilson's [Wilson] Peak 1767 Comment
  RSA532640  Galium johnstonii Tim S. Ross 1991-8-14 5743 Los Angeles Granite Mountain, San Gabriel Mountains 1887 Comment
  CAS-BOT-BC124062  Galium nuttallii subsp. insulare Reid Venable Moran 1941-2-23 606 Los Angeles Santa Catalina Island. S of Johnson's Valley Comment
  POM4415  Galium parishii I. M. Johnston 1917-8-22 1691 Los Angeles Summit of Baldy. 3049 Comment
  RSA229177  Galium porrigens var. porrigens Robert F. Thorne, C. W. Tilforth 1971-6-29 40727 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  SBBG118131  Gambelia speciosa P. A. Munz 1923-4-9 6685 Los Angeles Lemon Tank Comment
  SBBG12820  Gambelia speciosa E. R. Blakley 1962-6-9 5207 Los Angeles cyn mouth, 0.75 mi toward Pyramid Cove from China Pt Comment
  UCR20410  Gamochaeta pensylvanica Freda Detmers 1933-7-20 s.n. Los Angeles Los Angeles 152 Comment
  RSA225662  Gamochaeta pensylvanica R. F. Thorne, A. C. Gibson 1971-5-22 39725 Los Angeles San Gabriel Mts., Angeles National Forest: Fish Canyon 549 Comment
  UC2026443  Gamochaeta ustulata Louis C. Wheeler 1946-12-14 6449 Los Angeles SAN GABRIEL MOUNTAINS: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  UCR223589  Garrya flavescens R. G. Swinney 2009-6-17 11218 Los Angeles Transverse Range; San Gabriel Mtns., Fenner Canyon just above confluence with Big Rock Creek 1628 Comment
  RSA392408  Garrya veatchii Louis C. Wheeler 1931-12-30 424 Los Angeles San Antonio Wash. 671 Comment
  RSA773298  Garrya veatchii R. G. Swinney 2009-6-8 11063 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC1122717  Garrya veatchii R. St. John 1930-1-23 79 Los Angeles Saddle Peak; Santa Monica Mts., Calabasas Quad. 762 Comment
  UCR130590  Garrya veatchii R. E. Riefner Jr. 2000-8-29 00- 757 Los Angeles Western Transverse Range; Verdugo Mtns., La Tuna Canyon, Verdugo Mtns. Conservancy Park, second canyon at picnic stop along La Tuna Canyon Rd. 2.5 miles south of 210 Freeway exit 462 Comment
  UCSC001477  Garrya veatchii Peter Kamb 1948-2-29 790 Los Angeles Crest of the Verdugo Range above Henderson Canyon. Verdugo Range, Henderson Canyon. 884 Comment
  UCR191530  Gayophytum R. G. Swinney 1998-7-8 6323 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UCR202704  Gayophytum R. G. Swinney 2001-8-18 8056 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  UCR209969  Gayophytum R. G. Swinney 2008-7-15 9228 Los Angeles San Gabriel Mtns., Winston Peak 2287 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
  RSA729395  Gayophytum oligospermum R. G. Swinney 1998-7-21 6484 Los Angeles 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  SBBG67614  Geranium carolinianum M. N. Ackley -Apr-1926 371 Los Angeles Eagle Rock 182 Comment
  RSA594652  Geranium rotundifolium Louis C. Wheeler 1967-7-30 10263 Los Angeles San Gabriel Mountains. Big Cienaga Trail Canyon. 1143 Comment
  RSA0108834  Gilia R. G. Swinney 2010-5-21 12887 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  RSA470072  Gilia achilleifolia subsp. achilleifolia L. C. Wheeler 1932-5-17 724 Los Angeles Santa Monica Mountains: Garapito Creek. 305 Comment
  SBBG125835  Gilia achilleifolia subsp. achilleifolia A. Parikh, N. Gale 2010-5-24 3216 Los Angeles Sierra Pelona, 5.4 km W of State Hwy 14, 1.9 km SW of California Aqueduct 1105 Comment
  RSA470116  Gilia angelensis M. B. Dunkle 1929-3-23 2070 Los Angeles Middle Ranch, Santa Catalina Island. Comment
  RSA590857  Gilia angelensis T. S. Ross, S. D. Boyd 1990-5-15 2518 Los Angeles Live Oak Campground, Tujunga Ranger Distruct, Angeles National Forestr; at the confluence of Sand Canyon and Bear Canyon. (draining to the Santa Clara River about 3.5 miles north) 646 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
  RSA0116830  Gilia capitata R. G. Swinney 2010-8-11 13491 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  LA202768  Gilia capitata subsp. abrotanifolia J. Warren; 1952-5-8 sn Los Angeles University of California, Los Angeles, near Hershey Hall 121 Comment
  LA52329  Gilia capitata subsp. abrotanifolia A. M. Johnson; 1932-5-30 4101 Los Angeles Santa Monica Mountains, Brent's Mountain, Crag's Camp 152 Comment
  SFV22137  Gilia capitata subsp. abrotanifolia V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 758 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. Open, west-northwest-facing slope below trail along ridgetop. 488 Comment
  UCR146332  Gilia capitata subsp. abrotanifolia James Henrickson 1985-3-30 19793 Los Angeles Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek 381 Comment
  RSA591909  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1967-5-2 9271 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 426 Comment
  UCR194159  Gilia latiflora A. C. Sanders 2008-4-13 34875 Los Angeles Western Mojave Desert, Antelope Valley, Lancaster Rd. near California Poppy Reserve, c. 0.8 mi. west of Munz Ranch Rd., 9.8 mi. (air) NW of Quartz Hill 806 Comment
  SD45399  Gilia latiflora Robert F. Hoover 1938-4-16 3119 Los Angeles Bailey's, upper Antelope Valley. Comment
  CAS-BOT-BC226325  Gilia latiflora subsp. davyi Louis C. Wheeler 1932-4-9 566 Los Angeles 4 mi. WSW Fairmont, Antelope Valley 914 Comment
  RSA755979  Gilia leptantha subsp. transversa Orlando Mistretta, Christine Mistretta 2008-4-12 2423 Los Angeles Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  UCR205854  Gilia modocensis R. G. Swinney 2008-5-8 8811 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
  RSA660066  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1992-5-25 407 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  UCR193162  Gilia ochroleuca subsp. bizonata R. G. Swinney 1998-7-14 6437 Los Angeles San Gabriel Mtns., Pine Mountain Ridge, 0.2-0.3 mi. west of Camp Lupine trail 2247 Comment
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May 3 2012
  UCD15431  Gilia scopulorum S. Mason,; H. Mason, and C. Katzfey 1995-4-23 54 Los Angeles California, Los Angeles Co.; in the northern foothills of Transverse Range/Mojave Desert foothills near Little Rock; along Mt. Emma Road, 0.8 miles above Ft. Tejon Rd.; along the right side of the road in a road cut; 914 Comment
  PASA727  Gilia tricolor Stason 1931-3-21 Los Angeles Near Willow Springs Comment
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Apr 30 2015
  POM358699  Glyptopleura setulosa H. de Forest 1937-4-3 315 Los Angeles Near Lancaster. Comment
  RSA527798  Gnaphalium californicum Timothy S. Ross, Annette Ross 1991-6-3 5544 Los Angeles Elephant Hill, W Pomona 274 Comment
  RSA545183  Gnaphalium californicum Timothy S. Ross 1992-4-16 6207 Los Angeles San Clemente Island: Central part of island on upland on upland Stipa pulchra grassland, 289 degrees WNW, 680m distant from 1603' peak above stone station 416 Comment
  RSA584123  Gnaphalium canescens subsp. beneolens Timothy S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2972 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA133383  Gnaphalium canescens subsp. microcephalum Peter H. Raven 1959-9-27 s.n. Los Angeles Sepulveda Canyon. 244 Comment
  IRVC26834  Gnaphalium luteo-album S. D. White 1997-5-14 5124 Los Angeles Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, E of Hansen Dam and N of Wentworth Street. Base of San Gabriel Mtns. 335 Comment
  RSA660793  Gnaphalium luteoalbum LeRoy Gross, Valerie Soza 2001-6-6 440 Los Angeles Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 427 Comment
  RSA729196  Gnaphalium luteoalbum R. G. Swinney 1998-7-10 6371 Los Angeles Prairie Fork, near Cabin Flats Campground. Chaparral and riparian zone. 1591 Comment
  RSA789059  Gnaphalium palustre Jane Tirrell, Graham Bothwell 2012-7-11 LS 0111 Los Angeles South side California State Route 2 near mile marker 67.7 2309 Comment
  POM358905  Gnaphalium palustre B. C. Templeton 1934-10-13 4802 Los Angeles Los Angeles River Comment
  UCR65248  Gnaphalium stramineum F. R. Fosberg 1931-3-23 S- 04338 Los Angeles Channel Islands, Santa Catalina Island, Hamilton Canyon, near Avalon above Hamilton Beach 60 Comment
  RSA578736  Grayia spinosa T. S. Ross, J. M. Porter 1994-5-1 7594 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA562319  Grindelia D. Charlton 1991-9-19 5626 Los Angeles Sierra Hwy near Avenue E S of Edwards AFB and Rosamond in Antelope Valley, Mojave Desert. 710 Comment
  CAS-BOT-BC305258  Grindelia hirsutula John Thomas Howell 1952-10-26 28881 Los Angeles Just north of Lancaster Comment
  OBI34892  Grindelia stricta var. platyphylla David J. Keil 1983-8-23 17866 Los Angeles Just W of Leo Carillo State beach along hwy 1 , ca. 1 mi E of Ventura Cnty line. Comment
  UC10815  Guillenia lasiophylla unknown 1861-2-19 204 Los Angeles Santa Monica foothills Santa Monica Comment
  RSA286514  Guillenia lasiophylla John F. Emmel 1979-5-8 630 Los Angeles Santa Catalina Island, along dirt road on slope above the Renton Mine 305 Comment
  OBI16360  Gutierrezia microcephala P. A. Holden 1968-9-15 553 Los Angeles Just S of Kern county line near Rosamund in western Mojave Desert in Antelope Valley Comment
  UCR124604  Gutierrezia microcephala B. C. Templeton 1932-8-26 5115 Los Angeles San Gabriel Mtns., Big Rock Creek, near Vincent Gap, Angeles National Forest 1905 Comment
  CAS-BOT-BC302135  Gutierrezia sarothrae Moxley 1914-6-20 s.n. Los Angeles Annandale, Los Angeles Comment
  SEINET11849269  Haplopappus pinifolius J. C. Nevin n d 1800 Los Angeles Los Angeles Comment
  POM359471  Hazardia squarrosa var. grindelioides Anstruther Davidson 1890-09 s.n. Los Angeles Los Angeles Comment
  UC891994  Hazardia squarrosa var. grindelioides Carl B. Wolf 1932-10-4 Los Angeles above Amphitheatre (Avalon); Santa Catalina Island, Avalon 30 Comment
  UCSB6582  Hazardia squarrosa var. grindelioides Kraebel, C. 1927-1 Los Angeles Angeles Forest; Mt. Wilson Road Comment
  RSA674537  Hedera helix LeRoy Gross 2003-2-22 744 Los Angeles South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  RSA646977  Hedypnois cretica LeRoy Gross 2000-4-22 170 Los Angeles Verdugo Mountains: South on La Crescenta to Shirleyjean turn right to Camp Max Straus. City of Verdugo City. 518 Comment
  RSA629684  Helenium puberulum Scott D. White, David E. Bramlet 1998-8-11 7041 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
  CAS-BOT-BC309443  Helenium puberulum Peter H. Raven 1959-10-25 14713 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Along Malibu Creek, 4.1 miles north of Coast Highway 91 Comment
  RSA188269  Helianthemum scoparium var. vulgare R. F. Thorne 1966-4-28 36252 Los Angeles Santa Catalina island, Hay press area 427 Comment
  RSA441780  Helianthemum scoparium var. vulgare Fay A. MacFadden 1931-4-10 s.n. Los Angeles Dry hillsides, Tejunga [Tujunga] Canyon 426 Comment
  UCR165232  Helianthus annuus A. C. Sanders, Helen Kennedy 2005-4-13 29473 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
  UCR260028  Helianthus annuus R. G. Swinney 2010-4-21 12322 Los Angeles San Gabriel Mountains, Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  RSA782112  Heliotropium curassavicum A. C. Sanders, Dan S. Cooper 2010-4-30 38143 Los Angeles Madrona Marsh, Torrance. 24 Comment
  UC284983  Heliotropium curassavicum P. A. Munz 1923-5-27 6891 Los Angeles Pallett Creek San Gabriel Mts., Pallett Creek Comment
  SBBG130573  Heliotropium curassavicum S. A. Junak 2000-10-13 SCa 1417 Los Angeles E side of Avalon Harbor, next to Avalon Veteran's Memorial Park 0 Comment
  SD215433  Heliotropium curassavicum var. oculatum Steve Boyd, Lauren Raz 1996-10-14 9035 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  SBBG128441  Helminthotheca echioides M. L. Hoefs 1995-5-23 2118 Los Angeles Middle Cyn at Thompson Reservoir 195 Comment
  RSA155831  Hemizonia clementina Peter H. Raven 1962-5-23 17856 Los Angeles Santa Catalina Island, ocean bluffs at East side of Avalon Bay Comment
  RSA681052  Hemizonia fasciculata Scott D. White 2003-6-2 9445 Los Angeles Puente Hills: City of Industry, just northwest of SR 60 / SR 57 freeway at Grand Ave. exit. 183 Comment
  RSA360319  Hemizonia minthornii Sterling Keeley 1978-10-16 970 Los Angeles Diamond Bar Ranch, north end of Topanga cyn. Blvd. at the junction of the Simi Fry. about 1/2 mile east of Iverson Rd. Santa Susanna Mts. Comment
  UCR126867  Herniaria hirsuta A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26147 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UCR142552  Hesperocnide tenella L. C. Wheeler 1932-5-4 684 Los Angeles San Gabriel Valley, San Gabriel Wash 107 Comment
  RSA235293  Hesperocnide tenella M. A. Piehl 1963-12-8 631087 Los Angeles San Clemente Island. Cave Canyon 0.25 from mouth. 9 Comment
  POM199549  Heteromeles arbutifolia I. W. Clokey, Bonnie C. Templeton 1929-07 4589 Los Angeles Mandeville Canyon. 200 Comment
  UC1584747  Heteromeles arbutifolia Tim Ross and Annette Ross 1991-3-7 4132 Los Angeles sw base Elephant Hill (w Pomona); Pomona, San Dimas U.S.G.S. 7.5' quad. 237 Comment
  UC860308  Heteromeles arbutifolia L. W. Nuttall 1920-5-5 117 Los Angeles Santa Catalina Island Comment
  RSA0008468  Heterotheca fastigiata F. R. Fosberg 1930-7-3 53103 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  CAS-BOT-BC318860  Heterotheca grandiflora Ernest Braunton 1902-8-1 638 Los Angeles Echo Park Comment
  CDA12159  Heterotheca grandiflora A. Overturf 1989-12-28 s.n. Los Angeles Angeles National Forest; Eaton Canyon, immediately to the S below Mt. Wilson. Comment
  POM158002  Heterotheca grandiflora M. B. Dunkle 1928-2-19 1710 Los Angeles Santa Catalina Island, Hay Press 427 Comment
  RSA0034283  Heterotheca grandiflora Benjamin E Carter 2012-8-23 6989 Los Angeles Channel Islands: Santa Catalina Island. Airport Road, ca. 1/4 mi north of Middle Ranch Road. 405 Comment
  RSA0074444  Heterotheca grandiflora Gerald W. Fisher 1948-2-8 s.n. Los Angeles West bank Hollywood Reservoir (Mulholland Dam). Comment
  CAS-BOT-BC311147  Heterotheca sessiliflora A. C. Sanders 2003-3-14 25756 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  SD253388  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-10-27 15907 Los Angeles San Gabriel Mts.: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream (Azusa 7.5'Q) 648 Comment
  RSA0066218  Heuchera elegans Tim Thibault, K. E. Olshewsky 2004-5-23 295 Los Angeles Mt. Williamson. 2074 Comment
  SBBG98225  Heuchera elegans G. B. Grant -Jun-1906 570 Los Angeles Mt Lowe Comment
  RSA0087291  Heuchera elegans Joseph A. Ewan 1930-6-25 2663 Los Angeles Near summit of Mt. Islip, San Gabriel Mountains. 2470 Comment
  CDA3747  Hirschfeldia incana T. S. Ross 1991-3-9 4185 Los Angeles Whittier Hills (Puente Hills, pro parte). Southeast side of ridgetop knoll, head of Oak Canyon. Comment
  RSA748891  Hoffmannseggia glauca A. C. Sanders, T. B. Salvato 2009-5-18 36807 Los Angeles Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation. 107 Comment
  RSA641422  Holodiscus microphyllus Louis C. Wheeler 1967-7-15 10051 Los Angeles Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  SD233249  Hordeum depressum D. E. Bramlet, R. L. Allen 2011-5-23 4842 Los Angeles Coastal Plains & Basins; Los Angeles Basin region: Whittier Narrows Recreation Area, Parking lot of Archery range. 63 Comment
  SEINET10595759  Hordeum murinum Robert F. Thorne 1966-4-16 Thorne 36038 Los Angeles San Clemente Island: Sandy bank of old, raised beach, 2/3 mile SSE of Eel Point and N of Seal Cove, SW side of island; with Atriplex watsonii, Amblyopappus pusillus, etc. 30 Comment
  RSA659820  Hordeum murinum subsp. glaucum Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 115 Los Angeles San Clemente Island. Comment
  UC1587627  Hordeum murinum subsp. glaucum Tim Ross 1991-4-21 4514 Los Angeles Middle Turnbull Canyon drainage just sw old water tank (Whittier Hills (Puente Hills, pro parte)); Whittier Hills (Puente Hills), Middle Turnbull Cyn drainage 219 Comment
  POM352467  Hordeum murinum subsp. leporinum Jack Rempel 1932-3-24 s.n. Los Angeles El Segundo. Comment
  RSA158326  Hordeum murinum subsp. leporinum P. H. Raven 1962-4-11 17275 Los Angeles Sandy beach behind Northwest Harbor, San Clemente Island 6 Comment
  RSA623836  Hordeum murinum subsp. leporinum Arthur R. Kruckeberg 1940-3-24 495 Los Angeles Paxoima Canyon above Dillon's Ranch Comment
  RSA661019  Hordeum murinum subsp. leporinum Orlando Mistretta 1992-4-5 159 Los Angeles Guds, San Clemente Island. Comment
  UCSB6765  Hordeum vulgare Haller, John 1950-5-9 Los Angeles UCLA Botanical Garden Comment
  RSA228856  Horkelia rydbergii Robert F. Thorne 1971-6-26 39990 Los Angeles Angeles National Forest. Near Chilao Old Camp. 1616 Comment
  UCD169682  Hosackia crassifolia var. crassifolia Louis C. Wheeler 1967-9-29 s.n. Los Angeles San Gabriel Mountains: Ridge 1/2 mile WNW Pine Mt. 1249 Comment
  SBBG105558  Hulsea heterochroma T. Ross, S. Boyd 1994-5-25 7911 Los Angeles E end of Liebre Mtn summit; 0.6 Rd mi W of old rd 1685 Comment
  RSA772422  Hymenoclea salsola R. G. Swinney 2009-4-29 10613 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  RSA592828  Hypochaeris glabra L. C. Wheeler 1967-4-9 9183 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Canyon Inn. Comment
  CSUSB28  Iris douglasiana Virginia M. Bolton 1966-5-4 Los Angeles Foothills below Mount Baldy. Comment
  SBBG62879  Isocoma acradenia R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CATA1698  Isocoma menziesii Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-10-22 3003 Los Angeles Santa Catalina Island: Near road above Two Harbors dump 195 Comment
  RSA0092870  Isocoma menziesii Steven A. Junak, Keri Kirkland 1998-7-17 SCa- 787 Los Angeles Santa Catalina Island: At mouth of Silver Canyon. 3 Comment
  UCR100427  Isomeris arborea Scott D. White 1997-11-5 6016 Los Angeles Malibu Coast, Mouth of Trancas Canyon, north of Pacific Coast Hwy (= Calif. Hwy 1) 8 Comment
  RSA595125  Iva axillaris Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8569 Los Angeles Liebre Mountains, upper Liebre Gulch northwest of the site of Tumble Inn, at the intersection of Angeles National Forest Roads 8N05 and 8N01. 988 Comment
  UC729499  Jaumea carnosa Carl B. Wolf 1932-9-16 4099 Los Angeles 100-150 ft w State Highway (at extreme se corner of Pacific Western Oil. Co. lease); Bryant Ranch 1 Comment
  SFV7067  Jaumea carnosa T. Gordon, M. H. Grayum, D. R. Perry, K. Felt 1974-11-3 767 Los Angeles Santa Monica Mountains Malibu Creek, about 0.5 miles from ocean. Comment
  CAS-BOT-BC136682  Juglans californica Wesley O. Griesel 1987-4-7 s.n. Los Angeles San Rafael Hills, Descanso Gardens Comment
  RSA650894  Juglans californica A. E. Hersh 1950-7-15 s.n. Los Angeles about 3 miles from west end of Topanga Canyon. El. 152 Comment
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Dec 27 2011
  RSA781951  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37169 Los Angeles Pomona, Cal Poly Pomona campus at Kellogg West. 259 Comment
  UCR205932  Juglans californica A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37059 Los Angeles San Gabriel Valley, Montebello Hills, north side of the Pomona (60) Freeway, SW of Greenwood Ave., south of Potrero Grande Dr., under SCE powerlines near substation 116 Comment
  UCR209206  Juglans californica A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37163 Los Angeles San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  LA200581  Juglans californica var. californica Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  UCR271809  Juncus R. G. Swinney 2011-6-23 15301 Los Angeles San Gabriel Mountains, Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station 1570 Comment
  SBBG27802  Juncus acutus M. R. Benedict 1965-12-7 Los Angeles 0.25 mi inland from Parson's Landing on rd to Johnson's Landing 22 Comment
  RSA0115445  Juncus balticus R. G. Swinney 2011-10-13 15784 Los Angeles San Gabriel Mountains; Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek. 1573 Comment
  RSA188306  Juncus bufonius Robert F. Thorne 1966-6-1 36496 Los Angeles Santa Catalina Island: reservoir at upper end of Cape Canyon. 335 Comment
  RSA226017  Juncus bufonius var. bufonius Robert F. Thorne, C. W. Tilforth 1971-6-29 40659 -A Los Angeles San Gabriel Mountains, Angeles National Forest: Above Little Creek, just below Little Rock Forestry Station, 1/2 mile below Little Rock Dam 945 Comment
  RSA729590  Juncus bufonius var. bufonius R. G. Swinney 1999-6-30 7490 Los Angeles San Gabriel Mtns.: Grand View Canyon, c. 1.1 mi. north of Big Pines hwy at All Nation Camp 1585 Comment
  RSA750457  Juncus covillei R. G. Swinney 2001-9-15 8171 Los Angeles Little Jimmy Spring 2256 Comment
  RSA600730  Juncus covillei L. C. Wheeler 1954-9-1 7088 -A Los Angeles San Gabriel Mountains; Little Rock Creek at Buckhorn. Comment
  RSA737154  Juncus dubius Scott D. White, Justin M. Wood 2008-10-7 12553 Los Angeles San Gabriel River- West Fork, between Bear Creek and Rincon Red Box Rd. 549 Comment
  RSA0025165  Juncus duranii Jane Tirrell 2012-6-19 LS 0077 Los Angeles North-facing hillside seep along California State Route 2 approximately 50 yards east of mile marker 67.7. 2306 Comment
  RSA752574  Juncus effusus subsp. austrocalifornicus Justin M. Wood 2009-4-22 535 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA0091983  Juncus macrophyllus R. G. Swinney 2011-10-10 15721 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
  RSA368263  Juncus macrophyllus C. Epling, A. N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA368079B  Juncus rugulosus Anstruther Davidson 1923-09 s.n. Los Angeles Los Angeles River, Griffith Park. Comment
  CAS-BOT-BC320590  Juncus xiphioides Peter Rubtzoff 1988-10-7 9958 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
  UCR274355  Juncus xiphioides Steven A. Junak 1999-7-16 SCa- 1053 Los Angeles California Islands, Santa Catalina Island. Lower Cottonwood Canyon, just downstream from crossing of road to Ben Weston Beach Comment
  SFV289  Juniperus californica H. B. King Jul 1958 Los Angeles Mojave Desert Antelope Valley. SW Mojave Desert near Palmdale. 823 Comment
  UCR282145  Juniperus californica R. G. Swinney 2014-4-10 16063 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  CAS-BOT-BC234554  Justicia californica Geo. B. Grant No date on label 6703 Los Angeles Pasadena Comment
  CAS-BOT-BC235755  Keckiella cordifolia Robert F. Thorne; D. Propst 1968-5-27 37632 Los Angeles Santa Catalina Island: in Middle Ranch Canyon, etc. Comment
  CATA1638  Keckiella cordifolia Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-6-11 2921 Los Angeles Santa Catalina Island: Upper Avalon Canyon, near horse trail 109 Comment
  NY790236  Keckiella cordifolia T. S. Ross 1993-4-22 6914 Los Angeles SANTA CATALINA ISLAND: southwest part of the island in Bullrush Canyon; along old dirt road (no longer maintained) that ascends the ridge to the north and drops to Thompson Dam; Santa Catalina South USGS 7.5' quad. 236.2 Comment
  RSA0070275  Keckiella cordifolia R. G. Swinney 2010-8-16 13532 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA401759A  Keckiella cordifolia F. R. Fosberg 1931-3-23 S- 4325 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon. 35 Comment
  RSA401780A  Keckiella cordifolia N. C. Cooper 1949-6-29 4367 Los Angeles San Gabriel Canyon. 457 Comment
  RSA527789  Keckiella cordifolia Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4355 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCR209483  Keckiella cordifolia R. G. Swinney 1969-6-12 579 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 348 Comment
  UCR24209  Kochia californica John C. Roos 1947-9-18 2790 Los Angeles Western Mojave Desert, 2 mi north of Lancaster 710 Comment
  CAS-BOT-BC176821  Kochia californica Ernest C. Twisselmann 1970-9-8 17498 Los Angeles Antelope Valley: Avenue C 0.3 mile east of Highway 14 (wastelands on the west border of Rosamond Dry Lake) 746 Comment
  RSA623775  Koeleria macrantha K. Scott 1921-4-20 s.n. Los Angeles Occidental College Campus, Highland Park Comment
  RSA725102  Krascheninnikovia lanata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -119 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UCD133558  Lactuca serriola Robert F. Thorne; J. Dourley 1967-10-10 37333 Los Angeles San Gabriel Mountains, Angeles National Forest, Jackson Lake, west end of lake. 1866 Comment
  SBBG39611  Laennecia coulteri R. Moran 1959-3-9 7156 Los Angeles 1 mi N of Eel Pt 20 Comment
  POM352651  Lamarckia aurea E. S. Spalding 1926-8-13 15045 Los Angeles Monrovia Canyon [San Gabriel Mountains] Comment
  RSA11028  Lamarckia aurea C. B. Wolf 1928-3-29 1600 Los Angeles Castaic; South base of Ridge Route road 396 Comment
  RSA662138  Lamium amplexicaule Carol Zuck 1981-2-3 11 Los Angeles Cul de sac at the end of Springfield St. Comment
  UCR126566  Lantana montevidensis A. C. Sanders, Andy Thomson 2003-4-15 26009 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  RSA586614  Lasiospermum bipinnatum Timothy S. Ross, Steve Boyd, S. Carlquist 1992-5-26 6427 Los Angeles Northern Claremont: just S of the intersection of Mills Avenue x Mt. Baldy Road. 497 Comment
  CAS-BOT-BC352881  Lasthenia coronaria Greene 1904-4-30 4157 Los Angeles Claremont Comment
  UCR100606  Lasthenia coronaria B. G. Pitzer 1996-5-5 2845 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  SBBG12613  Lasthenia gracilis P. H. Raven 1962-4-11 17283 Los Angeles due W of Wall 2 9 Comment
  RSA167806  Lathyrus vestitus subsp. alefeldii R. F. Thorne, P. C. Everett 1964-2-6 33303 Los Angeles Santa Catalina Island. NW-facing hillside in Cherry Cove. 61 Comment
  RSA405699  Lathyrus vestitus subsp. laetiflorus Blanche Trask 1897-04 2317 Los Angeles Avalon, Santa Catalina Island. Comment
  UC15339  Lathyrus vestitus subsp. laevicarpus J. H. Barber 1897-1-9 14 Los Angeles Santa Monica Canyon Comment
  LA91446  Lathyrus vestitus var. vestitus Bruce Douglas Clayton; Greg Shaw 1972-4-1 46 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Shovel Spring. 502 Comment
  RSA405681  Lathyrus vestitus var. vestitus Ambrose Schindler 1940-4-10 s.n. Los Angeles Tujunga Canyon Comment
  CHSC35483  Lavatera assurgentiflora James Henrickson 1974-2-24 7 Los Angeles Santa Catalina Island, on Bird Rock, N of the Isthmus. 3 Comment
  UC1587714  Lavatera cretica Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5140 Los Angeles at the beginning of Larkspur Canyon drainage, 900 ft sse of the 924' BM at the e end of the old airfield landing strip San Clemente Island; , Larkspur Canyon drainage 266 Comment
  CAS-BOT-BC321514  Layia glandulosa Le Roy Abrams 1901-4-6 1402 Los Angeles Big Tujunga Wash Comment
  RSA0091169  Layia glandulosa R. G. Swinney 2011-5-12 14662 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
  UCR259099  Layia glandulosa Mitch Provance, Callen Huff 2009-4-29 10689 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  UCR264622  Layia glandulosa Mitch Provance, Callen Huff 2009-4-28 10731 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  UCR270224  Layia glandulosa R. G. Swinney 2011-6-15 15159 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  CAS-BOT-BC221611  Lepechinia fragrans Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon Comment
  POM184687  Lepechinia fragrans Joseph A. Ewan 1932-6-18 7356 Los Angeles Clear Creek Fork of Tujunga Canyon. 915 Comment
  UCR217336  Lepidium latifolium David Charlton 2009-10-4 s.n. Los Angeles Western Mojave Desert, Piute Ponds, Edwards Air Force Base, SW corner of area, south of Ducks Unlimited ponds 698 Comment
  RSA158267  Lepidium latipes P. H. Raven 1962-4-12 17337 Los Angeles South of the Tomb 305 Comment
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Dec 24 2010
  CAS-BOT-BC12467  Lepidium nitidum P. A. Munz 1918-4-5 2029 Los Angeles South Hills, Pomona. Comment
  SD69593  Lepidium nitidum var. nitidum Robert F. Thorne, P. Everett 1965-5-11 34594 a Los Angeles Santa Catalina Island: North side of North cove of Little Harbor 4 Comment
  SFV6460  Lepidium perfoliatum T. Gordon, W. C. Willig, K. A. Wilson 1974-4-28 213 Los Angeles Mojave Desert Lancaster Blvd. 5 miles south of Rosamond. 710 Comment
  RSA429661  Lepidium virginicum var. pubescens F. R. Fosberg 1930-7-3 3088 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA65793  Lepidium virginicum var. pubescens F. W. Peirson 1921-3-3 2357 Los Angeles Hills west of Arroyo Seco, near Pasadena 426 Comment
  POM307838  Lepidium virginicum var. robinsonii Henry J. Ramsey 1938-1-9 2763 Los Angeles North Craig Ave., Altadena Comment
  HSC24327  Lepidospartum squamatum James Henrickson 1971-10-14 7186 Los Angeles NE Claremont along Padua Hills Rd. 457 Comment
  SFV17994  Lepidospartum squamatum J. N. Hogue 1999-8-26 149 .1 Los Angeles Santa Monica Mountains Triunfo Canyon at Lake Enchanto. Peter Strauss Ranch. 230 Comment
  UCR258854  Lepidospartum squamatum R. G. Swinney 2010-3-16 11924 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UCR86847  Leptodactylon californicum Scott D. White 1995-4-27 2966 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  UCR209977  Leptodactylon pungens R. G. Swinney 2008-7-25 9311 Los Angeles San Gabriel Mtns., Twin Peaks, west peak 2316 Comment
  POM6978  Leptosiphon androsaceus P. A. Munz, L. T. Street, G. Williams 1919-4-19 2481 Los Angeles Lone Hill, San Dimas Comment
  RSA707813  Leptosiphon breviculus Naomi Fraga, Paul Morton 2004-5-18 1185 Los Angeles Spur trail from main trail to summit of Mount Hillyer. 1860 Comment
  RSA468530  Leptosiphon grandiflorus Amelia Eatherton 1930-05 16041 Los Angeles Griffith Park. Comment
  RSA0034182  Leptosiphon liniflorus Pam De Vries 2013-4-13 7849 Los Angeles About 0.50 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1050 Comment
  SBBG64505  Leptosiphon parviflorus R. Hoffmann 1929-5-21 Los Angeles Bouquet Cyn Comment
  SBBG17111  Leptosyne bigelovii K. A. Wilson 1962-3-25 1254 Los Angeles Soledad Cyn, W of Bee Cyn, N of River's End Ranch Comment
  POM49385  Lessingia glandulifera var. glandulifera L. R. Abrams 1901-07 1909 Los Angeles Claremont. Comment
  RSA239419  Lessingia glandulifera var. glandulifera C. W. Tilforth, John Dourley 1973-5-24 820 Los Angeles Bob's Gap, ca. 2 miles NE of Valyermo, north edge of San Gabriel Mountains. Comment
  RSA594855  Lessingia glandulifera var. glandulifera Steve Boyd, Lauren Raz 1996-10-8 8984 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
  POM21342  Lessingia glandulifera var. glandulifera Fordyce Grinnell Jr. 1917-8-28 s.n. Los Angeles San Gabriel Mountains; Little Tujunga Canyon, below Pine Flats Comment
  RSA291706  Lewisia rediviva Wayne E. Sawyer 1981-6-16 s.n. Los Angeles Crest Trail between Little Jimmy Spring and Lily Spring, ca. 1 mile E of Little Jimmy Spring, San Gabriel Mountains, Angeles National Forest. Comment
  CAS-BOT-BC283825  Leymus condensatus Cecil Hart 1921-7-1 17 Los Angeles Howard and Smith's nursery, Montebello Comment
  CAS-BOT-BC274480  Leymus triticoides A. D. E. Elmer 1902-6-1 3652 Los Angeles Acton Comment
  RSA377137  Lilium humboldtii subsp. ocellatum Donald R. Bissing 1973-6-2 14 Los Angeles Evey Canyon, 0.6 mile from canyon mouth along roadside. 732 Comment
  RSA729406  Lilium parryi Richard G. Swinney 1998-10-3 7005 Los Angeles San Gabriel Mtns.: upper Fish Fork San Gabriel River., c. 1/2 mile east (upstream) from upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
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Nov 7 2015
  CAS-BOT-BC226761  Linanthus californicus G. B. Grant 1902-5-27 s.n. Los Angeles Little Santa Anita Canon [Canyon] Comment
  RSA468477  Linanthus californicus Franklin W. Klepinger 1938-3-26 s.n. Los Angeles Santa Susana Pass. Comment
  RSA626976  Linanthus californicus L. C. Wheeler 1967-5-15 9575 Los Angeles San Gabriel Mountains: South side Elsmere Canyon near the mouth. 473 Comment
  LA34978  Linanthus concinnus Mary V. Hood; 1945-5-19 45- 30 k* Los Angeles 'Valcrest,' Mt. Watermann 1828 Comment
  SD107817  Linanthus dianthiflorus Larry DeBuhr 1977-4-16 2567 Los Angeles Santa Catalina Island; coastal bluffs around Little and Shark Harbors Comment
  POM3622  Linanthus parryae Marjorie Shaw, Edna S. Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. 762 Comment
  UCR204037  Linanthus parryae R. G. Swinney 2005-5-14 8231 Los Angeles San Gabriel Mountains, north of Juniper Hills, south of Pear Blossom, southeast corner of Tejon Road and Longview Road (131st Street) 1091 Comment
  UCSB74334  Linanthus parryae Gross, LeRoy 2005-5-3 Los Angeles San Gabriel Mts region: W terminus Holcomb Ridge, W of Big Rock Ck. Collected along the E, NE side of hill. N Fort Tejon Rd, W of Valyermo Rd. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1215 Comment
  UC880286  Linanthus parviflorus C. B. Clokey, I. W. Clokey, and B. C. Templeton 1930-5-13 4765 Los Angeles Bouquet Canyon 650 Comment
  SEINET12215919  Lithophragma bolanderi R. F. Thorne, Tilforth, C. W. 1971-1 41524 Los Angeles San Gabriel Mts., Angeles National Forest, San Dimas Canyon 427 Comment
  UCD102716  Lithophragma bolanderi Kenneth A. Wilson 1961-3-14 1029 Los Angeles Santa Monica Mtns. Mulholland Hwy. 2 miles west of Sulphur Hot Springs. Comment
  UC1408949  Lithophragma heterophyllum Donald R. Bissing 1973-4-6 38 Los Angeles 0.5 mi from mouth of Evey Canyon; San Gabriel Mountains, Evey Canyon 725 Comment
  RSA595511  Lobularia maritima L. C. Wheeler 1969-2-16 s.n. Los Angeles Canyon Crest Road, west side Millard Canyon. 403 Comment
  CDA20113  Lobularia maritima M. O'Brien 2003-4-2 MOB 12 -03 Los Angeles South Coast; El Matador Beach in Robert H. Meyer Memorial State Beach. 0 Comment
  RSA574500  Loeseliastrum matthewsii R. G. Swinney 1993-8-31 2613 Los Angeles Cajon Canyon, SW of jct of Hwy 138 and I-15, in Cajon wash. 945 Comment
  CAS-BOT-BC342200  Logfia filaginoides Le Roy Abrams 1901-4-3 1239 Los Angeles Santa Monica Mts Comment
  RSA0070206  Logfia filaginoides LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6952 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
  SBBG53161  Logfia filaginoides S. A. Junak 1978-4-15 SCa 2 Los Angeles S side of crk near Cherry Valley Boy Scout Camp, lower Cherry Valley 7 Comment
  SBBG89710  Logfia filaginoides M. B. Dunkle 1939-4-6 7312 Los Angeles Mosquito Harbor Comment
  UCR86641  Logfia filaginoides T. S. Ross 1992-4-16 6200 Los Angeles Channel Islands, San Clemente Island, central part of the island; 268 deg. W, 500 m distant from 1603 ft. peak above Stone Field Station 439 Comment
  UCR43944  Lolium perenne B. A. Prigge 1986-3-29 7144 Los Angeles San Gabriel Mtns., South of Canyon Country at Golden Valley/Antelope Valley Fwy (Calif. Hwy 14) 457 Comment
  IRVC28996  Lolium perenne A. C. Sanders, Mark A. Elvin 2003-6-18 26940 Los Angeles along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch Santa Susana Mountains 854 Comment
  RSA177704  Lolium perenne subsp. multiflorum R. F. Thorne, P. Everett 1965-5-11 34551 Los Angeles Santa Catalina Island, Little Harbor. 2 Comment
  UC1167715  Lomatium lucidum Peter H. Raven and H. L. Wedberg 1957-6-15 10910 Los Angeles 0.8 mi. n. of US 101A Latigo Canyon; Santa Monica Mts., Latigo Canyon Comment
  UC1605195  Lomatium lucidum Tim Ross and Walter Appleby 1993-5-19 7174 Los Angeles long s.-s.e.-trending ridge s. Wilson Canyon Saddle (e. side of ridge); w. San Gabriel Mts., San Fernando Quad. 947 Comment
  JEPS17012  Lomatium mohavense J. Burtt Davy May, 1896 2623 Los Angeles Antelope Valley, Manzana Comment
  RSA713732  Lomatium mohavense LeRoy Gross 2005-4-28 2154 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
  UCR205845  Lomatium mohavense R. G. Swinney 2008-5-8 8813 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
  RSA0060770  Lomatium mohavense subsp. longilobum LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6821 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA772284  Lomatium mohavense subsp. longilobum R. G. Swinney 2009-5-6 10654 Los Angeles Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 963 Comment
  OBI35710  Lonicera japonica Rebecca Cicoria 1982-4-26 56 Los Angeles Palos Verdes Peninsula: Lower Blackwater Canyon, Rolling Hills. Comment
  OBI26277  Lonicera japonica Mark E. Schneider 1973-11-28 s.n. Los Angeles Woodland Hills; Pierce college Arboretum Comment
  RSA126719  Lonicera subspicata var. denudata P. H. Raven 1958-10-11 13758 Los Angeles Saddle Peak, Santa Monica Mountains. 823 Comment
  RSA482529  Lonicera subspicata var. denudata Richard Noyes, L. Arnseth 1988-4-30 558 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Burbank Canyon, northwest of Thompson Creek Dam. 525 Comment
  UCR212775  Lonicera subspicata var. denudata Ellen Mackey, Blake Whittington 2006-9-28 NFWF- 1765 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed, Sycamore Canyon, [along Sycamore Canyon Road, north of San Dimas Canyon Park], on a horse trail 117 Comment
  CAS-BOT-BC198542  Lotus Joseph Andorfer Ewan; Nesta Ewan 1936-8-16 10098 Los Angeles Mt. Waterman summit, San Gabriel Mts. 2438 Comment
  RSA609278  Lotus argophyllus var. argophyllus L. C. Wheeler 1968-5-24 s.n. Los Angeles Smith Mountain along the Bear Creek Trail. 1219 Comment
  RSA549499  Lotus crassifolius var. crassifolius T. S. Ross 1990-6-18 3487 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  SFV6171  Lotus grandiflorus R. M. Muran 1974-4-16 62 Los Angeles Santa Monica Mountains Cold Creek Canyon. 427 Comment
  RSA161073A  Lotus hamatus P. H. Raven 1962-5-21 17798 Los Angeles Santa Catalina Island. Road from Middle Ranch to Bullrush Canyon. 244 Comment
  UCR204831  Lotus heermannii R. G. Swinney 2005-8-11 8465 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR213687  Lotus heermannii Justin M. Wood 2009-6-1 793 Los Angeles San Gabriel Mountains, Mill Creek Summit, roadside turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction 1402 Comment
  RSA406170  Lotus heermannii Anstruther Davidson 1889-07 s.n. Los Angeles Los Angeles Comment
  RSA802334  Lotus heermannii var. heermannii Orlando Mistretta, Cher Batchelor 2011-7-27 5989 Los Angeles Arroyo Seco Cyn drainage. Angeles Crest Hwy, near mile market no. 31. 975 Comment
  RSA755967  Lotus humistratus Orlando Mistretta, Christine Mistretta 2008-4-4 2312 Los Angeles North of State Hwy 14 along Southern California Edison Transmission Line in the vicinity of Peaceful Valley Road (Segment 5, structure 54 per TRTP survey; 2008) 1341 Comment
  UCR229168  Lotus procumbens Dan S. Cooper 2011-5-5 511- 58 B Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  CLARK-A1528-2804  Lotus purshianus Art Whistler 1966-6-20 Los Angeles Malibu Comment
  RSA726010  Lotus salsuginosus A. C. Sanders, Tricia Wotipka, Mark Elvin 2003-4-28 26135 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
  RSA746799  Lotus salsuginosus R. G. Swinney 2008-3-26 8573 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR213244  Lotus salsuginosus Dan S. Cooper 2010-4-9 20100409- 31 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., slope north of Coolidge Canyon in Griffith Park 195 Comment
  UCR271918  Lotus salsuginosus var. salsuginosus R. G. Swinney 2010-3-24 12050 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
  UC864884  Lotus scoparius Ira W. Clokey, B. Templeton May 1929 4480 Los Angeles Mandeville Cnayon Santa Monica Mountains Comment
  RSA647931  Lotus scoparius Michelle Manolovitz, Brian Willie 1992-4-27 6 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 200 feet northwest of park office. Comment
  UCR126340  Lotus scoparius subsp. brevialatus A. C. Sanders 2003-3-14 25752 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UC527620  Lotus scoparius var. brevialatus C. B. Wolf 1931-7-2 Los Angeles 0.5 mi above the bridge on the road from Sunland to San Fernando (Little Tujunga Wash); Little Tujunga Wash 335 Comment
  RSA581010  Lotus scoparius var. scoparius Jamie Kneitel 1994-4-28 37 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  POM2622  Lotus strigosus P. A. Munz 1918-3-28 2012 Los Angeles Claremont Comment
  RSA406395  Lotus wrangelianus Franklin W. Klepinger 1938-4-23 s.n. Los Angeles Malibu Lake region. Comment
  SEINET10625731 Image available Luffa acutangula Heidi H. Schmidt 1999-10-14 Schmidt 3828 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  UCD170856  Lupinus R. G. Swinney 2009-5-9 10707 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, San Gabriel River near Van Tassel Canyon confluence, 1.2 miles north of Foothill Blvd. on east side of El Encanto Parkway. 183 Comment
  SEINET10488414  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x field arb. Hyb. (2) Comment
  SEINET10484544  Lupinus albifrons var. eminens David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at santa ana botanical garden. Hybridization by david b. Dunn. The numbers are the field plant numbers of rsa. First # is female parent x second # is male parent parenthetic # is f1 plant Number. Seeds from the open field pollen vector Comment
  RSA639110  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
  POM9817  Lupinus arbustus P. A. Munz 1921-6-17 4607 Los Angeles Swartout Valley, on high ridge. 2287 Comment
  RSA0083164  Lupinus bicolor R. G. Swinney 2010-6-1 13128 Los Angeles lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent. 994 Comment
  UCR186577  Lupinus bicolor A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32215 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  UCR205211  Lupinus bicolor R. G. Swinney 2008-3-26 8575 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR271677  Lupinus bicolor R. G. Swinney 2011-5-31 14925 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
  HSC43285  Lupinus bicolor David B. Dunn, Epling 1946-4-20 2150 Los Angeles At station #66, Mojave Desert, N side of Palmdale. Comment
  SEINET13198364 Image available Lupinus bicolor A. G. Vestal 1947-4-8 s.n. Los Angeles Comment
  UC1183626  Lupinus bicolor Dave Dunn 1941-3-29 948 Los Angeles Foothill Blvd at San Dimas Canyon Rd.; Foothill Blvd at San Dimas Canyon Rd. Comment
  RSA593445  Lupinus bicolor subsp. marginatus Steve Boyd 1996-4-24 8646 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA407124  Lupinus chamissonis L. E. Hoffman 1933-7-17 s.n. Los Angeles Hermosa Beach. Comment
  CATA1581  Lupinus concinnus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-4-5 2851 Los Angeles Santa Catalina Island: Upper end of road to Toyon Beach 381 Comment
  CATA3298  Lupinus concinnus Amy Catalano, Jen Dreizehn 2017-3-16 015 Los Angeles Santa Catalina Island: About 70 m N of Empire Landing Rd., across road from Buffalo Springs Reservoirs 452 Comment
  UC284672  Lupinus concinnus P. A. Munz 1923-4-10 6747 Los Angeles w coast San Clemente Island (dry slope of canyon s of Lemon Tank); w coast San Clemente Island Comment
  RSA599795  Lupinus concinnus subsp. optatus Steve Boyd, Lauren Raz 1997-3-25 9287 B Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA599807  Lupinus concinnus var. optatus Steve Boyd, Lauren Raz 1997-3-25 9299 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA0047920  Lupinus elatus R. G. Swinney 2010-9-23 13873 Los Angeles Summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  RSA597011  Lupinus elatus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3806 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  SBBG69069  Lupinus excubitus R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UCR190103  Lupinus excubitus R. G. Swinney 1998-6-16 6980 Los Angeles San Gabriel Mtns., ridge c. 400 m SE of summit of Lookout (Antonio) Mtn. 1854 Comment
  UCR187255  Lupinus excubitus subsp. austromontanus A. C. Sanders 2006-4-21 32129 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  CAS-BOT-BC216662  Lupinus excubitus subsp. hallii C. F. B. 1903-4-1 4102 Los Angeles Anaheim Comment
  RSA413568  Lupinus excubitus var. austromontanus Robert Gustafson 1978-5-2 893 Los Angeles Off dirt road leading into Hungry Valley, 4 mile from the junction with the 2 lane paved Peace Valley Road, west of Gorman. 1250 Comment
  UCR124557  Lupinus excubitus var. austromontanus B. C. Templeton 1932-6-1 5060 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2330 Comment
  CAS-BOT-BC205447  Lupinus excubitus var. excubitus I. M. Johnston 1924-8-13 s.n. Los Angeles Evey Canon [Canyon] along Firebreak 1066 Comment
  POM11096  Lupinus formosus H. D. Collins 1921-4-22 33 Los Angeles Claremont. 366 Comment
  RSA526595  Lupinus formosus Steve D. Boyd 1990-4-7 4179 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA152135  Lupinus formosus var. formosus Wesley O. Griesel s.n. Los Angeles Charleton Flats, San Gabriel Mts 1524 Comment
  SFV10193  Lupinus hirsutissimus J. G. Cuti 1978-4-19 59 Los Angeles Verdugo Mountains About 2 miles from end of Walnut Ave. on Stough Canyon fire road. 610 Comment
  UCR280497  Lupinus hirsutissimus R. G. Swinney 2014-6-5 16703 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  RSA0116197  Lupinus hirsutissimus Steven A. Junak 2000-4-15 SCa- 1196 Los Angeles Santa Catalina Island. Just W of intersection w/ road to Wrigley Memorial & Avalon Canyon, along Divide Road. 335 Comment
  UCR252570  Lupinus latifolius R. G. Swinney 2010-6-21 13256 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail 671 Comment
  RSA482507  Lupinus latifolius subsp. parishii Richard Noyes 1988-4-30 534 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam 500 Comment
  RSA596453  Lupinus latifolius subsp. parishii R. G. Swinney 1989-5-31 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, at Big Dalton Dam. 518 Comment
  CAS-BOT-BC211712  Lupinus longifolius Peter H. Raven 1959-5-3 12070 Los Angeles Along Mulholland Drive, 0.5 miles east of Beverly Glen Boulevard, Santa Monica Mountains 381 Comment
  RSA3239  Lupinus longifolius Carl B. Wolf 1931-6-25 2243 Los Angeles Along Beverly Blvd., on grade leading down into Santa Monica Canyon. 46 Comment
  UCD107980  Lupinus longifolius C. F. Baker 1909-4-10 5301 Los Angeles Glendora. Comment
  UCR205181  Lupinus longifolius R. G. Swinney 2008-4-30 8715 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UC1481365  Lupinus longifolius David B. Dunn Jun 1956 RSA 6457 -6456 Los Angeles Comment
  JEPS108006  Lupinus microcarpus var. microcarpus Rhonda Riggins 1982-4-16 1349 Los Angeles W edge Antelope Valley, Ca. 198 3.1 mi W jct. Co. Rd. N2 5.6 mi W Gorman Post Rd. and I5. Comment
  SEINET6068405  Lupinus peirsonii Louis C. Wheeler 1968-7-23 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  SEINET10486197  Lupinus ruber David B. Dunn 1946-4-20 Dunn 2148 Los Angeles Station 64, west margin of Mohave Desert. Comment
  LA33640  Lupinus sparsiflorus Peter H. Raven; Henry J. Thompson 1959-5-5 13932 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1) 335 Comment
  RSA0101380  Lupinus sparsiflorus Scott D. White, Pam De Vries 1998-4-20 6323 Los Angeles Soledad Canyon Area: Proposed quarry area N of Soledad Cyn. Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. 580 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
  RSA659127  Lupinus sparsiflorus LeRoy Gross 2001-4-1 378 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
  UCR265956  Lupinus sparsiflorus Orlando Mistretta, Christine Mistretta 2005-4-21 2066 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  CHSC98736  Lupinus succulentus LeRoy Gross; Mariam Sidibeh, Valerie Soza 2003-2-10 695 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. South side of slope at saddle of Verdugo Motorway and Brand Park Motorway. 822 Comment
  LA52467  Lupinus succulentus Elizabeth McClintock; 1936-4-18 sn Los Angeles Santa Monica Mountains, at mouth of Malibu Creek Comment
  POM202250  Lupinus succulentus Philip A. Munz 1934-4-2 13147 Los Angeles Puddingstone Canyon, San Dimas. 305 Comment
  RSA12183  Lupinus succulentus Carl B. Wolf 1934-4-11 5633 Los Angeles Bryant Ranch, E of Long Beach, in 1.48 acre tract at 7th and Hathaway. 23 Comment
  RSA251399  Lupinus succulentus Robert F. Thorne 1966-4-15 35995 Los Angeles San Clemente Island: 2/3 miles SSE of Eel Point (and N of seal Cove), SW side of island 30 Comment
  RSA253772  Lupinus succulentus var. succulentus David B. Dunn 1967-4-26 s.n. Los Angeles Plants grown in 1966-1967 in the University of Mo. Botany green house used in the breeding studies of the complex of species under study. 229 Comment
  RSA0083315  Lupinus truncatus R. G. Swinney 2010-3-22 12024 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  UC729581  Lupinus truncatus Carl B. Wolf 1932-5-9 3480 Los Angeles left (E.) Fork of Pebbly Beach Canyon Santa Catalina Island (1/3 mi above Mexican Houses); , left (E.) Fork Pebbly Beach Canyon 152 Comment
  UCR68891  Lupinus truncatus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4205 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  RSA226927  Luzula comosa Robert F. Thorne 1971-8-25 41263 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily spring on NW slope of Mt. Hawkins 2134 Comment
  RSA636096  Luzula comosa var. laxa L. C. Wheeler 1954-8-31 7062 Los Angeles San Gabriel Mountains: Cooper Creek near confluence with Little Rock Creek, Buckhorn. Comment
  OBI35607  Lycium brevipes Rebecca Cicoria 1981-5-18 28 Los Angeles Off Palos Verdes Dr S at Pt. Fermin, Rancho Palos Verdes Comment
  UC718189  Lycium cooperi Carl B. Wolf 1937-4-28 Los Angeles 4.5 mi s Lancaster; Western Mojave Desert, Antelope Valley 716 Comment
  UCR108202  Lycium cooperi L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Pallett Creek 1280 Comment
  SEINET10696886  Lycopersicon esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2587 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  CAS-BOT-BC142276  Lyonothamnus floribundus subsp. floribundus L. R. Abrams; I. L. Wiggins 1931-7-4 320 Los Angeles White's Landing - Santa Catalina Island Comment
  CAS-BOT-BC142324  Lyonothamnus floribundus subsp. floribundus W. S. Lyon 1884-7-1 s.n. Los Angeles Mt. top of Santa Catalina Island Comment
  RSA0011276  Lythrum hyssopifolia LeRoy Gross 2007-5-2 2672 Los Angeles Southern base of the range: Debris basin in Wildwood Canyon. Just below area to park. Water during storms can drain off the road and into this basin. 427 Comment
  RSA158037A  Madia exigua P. H. Raven 1962-5-21 17812 Los Angeles Santa Catalina Island: lower end of Bullrush Canyon 198 Comment
  LA37326  Madia gracilis Kei Nakai; June 1976 TCSP 20 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Topanga Canyon State Park 0.25 mi. from ranger's office 380 Comment
  CAS-BOT-BC203921  Malacothamnus clementinus Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4279 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side 182 Comment
  RSA582910  Malacothamnus clementinus Mark A. Elvin, Gery Allan 1995-5-21 17 Los Angeles San Clemente Island: W side of island on terrace at edge of upper end S fork of Horse Beach Canyon. Comment
  CAS-BOT-BC230895  Malacothamnus davidsonii Robert F. Thorne; C. W. Tilforth 1971-6-17 39961 Los Angeles San Gabriel Mts., Angeles National Forest: 2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek Comment
  RSA226909  Malacothamnus fasciculatus Robert F. Thorne, C. W. Tilforth 1971-6-17 39976 Los Angeles San Gabriel Mountains, Angeles National Forest: 2 mi. up Lower Tujunga Rd. from Forestry Headquarters 457 Comment
  SFV2283  Malacothamnus fasciculatus M. L. Vincent 1962-7-18 264 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Old Topanga Canyon turnoff. 440 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
  CAS-BOT-BC206365  Malacothamnus fremontii Ernest C. Twisselmann 1955-6-23 2198 Los Angeles Castaic Valley, 1.2 miles north of Gorman - San Emigdio Range 1219 Comment
  POM17009  Malacothamnus fremontii P. A. Munz 1923-9-1 7723 Los Angeles Swartout Valley, San Antonio Mtns. 1829 Comment
  IRVC26310  Malacothamnus marrubioides Mark A. Elvin 2003-8-13 2988 Los Angeles Newhall Ranch, Santa Clara River at the mouth of Long Canyon Santa Clarita Valley 274 Comment
  RSA712468  Malacothrix coulteri LeRoy Gross 2005-5-19 2293 Los Angeles South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A, Near 34.820450N, 118.16535W then walked south to 34.81703N, 118.16403W. 715 Comment
  UC194497  Malacothrix coulteri S. B. and W. F. Parish June, 1887 1963 Los Angeles Alpine Comment
  UC1587170  Malacothrix foliosa Tim Ross 1991-5-22 5442 Los Angeles w side of island about 5300 ft n Eel Point; San Clemente Island, Spray [Point] Comment
  RSA670929  Malacothrix saxatilis Joseph M. Keefe 2001-3-16 31132 Los Angeles North crest of Poppy Peak, across street from 1622 Poppy Peak Drive; 0.8 mile southeast of The Eagle Rock, Pasadena, CA 91105. 305 Comment
  LA200246  Malacothrix saxatilis var. tenuifolia Jonathan Sauer; H. N. Sauer, et. al. 1970-6-6 4806 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, upper, Upper canyon. Comment
  POM362372  Malacothrix saxatilis var. tenuifolia B. C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA225981  Malacothrix saxatilis var. tenuifolia R. F. Thorne, A. C. Gibson 1971-5-22 39754 Los Angeles San Gabriel Mts., Angeles National Forest: upper Fish Canyon near Falls 396 Comment
  RSA358189  Malacothrix saxatilis var. tenuifolia R. F. Thorne 1973-09 44722 Los Angeles Santa Catalina Island. Blue Cavern Point Comment
  RSA658828  Malacothrix saxatilis var. tenuifolia Louis van Velzen 1987-5-19 87 -17 Los Angeles Walnut Creek Co. Pk., west of San Dimas, on trail between Scarborough St. [Lane] and 210 [57] Fwy. Comment
  UC625062  Malacothrix saxatilis var. tenuifolia F. R. Fosberg 1931-4-4 S 4480 Los Angeles Pebble Beach Santa Catalina Island 5 Comment
  UCSB32468  Malacothrix saxatilis var. tenuifolia Coz, Susan 1977-6-4 Los Angeles About 1.25 miles north on Hwy. 1 from Topanga Canyon Road 45 Comment
  RSA623962  Malosma laurina Arthur R. Kruckeberg 1939-6-25 43 Los Angeles Campus Survey [Occidental College] on ridge back of Nursery Comment
  UC1870199  Malosma laurina LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 397 Los Angeles Los Angeles Basin; Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  UC869602  Malosma laurina F. R. Fosberg 1931-7-10 S 5373 Los Angeles Eagle's Nest Santa Catalina Isl., Middle Ranch Canyon, Eagle's Nest 180 Comment
  UCR280660  Malva parviflora R. G. Swinney 2014-5-21 16604 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  SFV12020  Marah horrida D. L. Koutnik, B. Holguin 1978-4-1 226 Los Angeles San Gabriel Mountains Antelope Valley side of road from Lake Hughes to Fairmont Reservoir. 1067 Comment
  UCR98787  Marah horrida Steve Boyd, T. S. Ross 1997-3-21 9218 Los Angeles Liebre Mountains, Portal Ridge, about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring 1183 Comment
  OBI45337  Marah macrocarpa Dave Charlton 1987-1-31 631 Los Angeles Saddle Peak, Santa Monica Mts 610 Comment
  UCR182563  Marah macrocarpa Sharon Dougherty 2007-3-6 s.n. Los Angeles San Gabriel Mtns., Sycamore Flat and slopes of Johnstone Peak, San Dimas Experimental Forest, proposed communication site 854 Comment
  POM196826  Marah macrocarpa L. C. Wheeler 1932-3-3 455 Los Angeles 2 mi. N Claremont Comment
  RSA133806  Marah macrocarpa P. H. Raven 1959-2-15 s.n. Los Angeles Benedict Canyon at Mulholland Drive. Santa Monica Mtns. 335 Comment
  RSA652412  Marah macrocarpa var. macrocarpa C. R. Parks 1963-9-11 105 Los Angeles Along steep, north slope on upper trail of Winter Creek, above Chantry Flats in Santa Anita Canyon, southern face of San Gabriel Mountains, c. 5 miles north of Arcadia. 1159 Comment
  JEPS63278  Marrubium vulgare W. L. Jepson 1920-5-3 8920 Los Angeles Mission San Fernando Comment
  RSA601026  Marrubium vulgare Louis C. Wheeler 1967-5-13 9498 Los Angeles On mesa between Little Dalton and Englewild canyons, in vicinity of abandoned lemon grove. 381 Comment
  SBBG92113  Matthiola incana A. C. Sanders 1988-2-18 7687 Los Angeles El Segundo dunes, W of LA Intl Airport, between Pershing Drive and Vista Del Mar Blvd 38 Comment
  JEPS51538  Meconella denticulata Elizabeth D. Palmer May 1903 Los Angeles Near Los Angeles Comment
  POM222454  Medicago lupulina L. C. Wheeler 1936-6-8 4139 Los Angeles San Gabriel Mountains: Mouth of Bell Canyon. 609 Comment
  UCR99467  Medicago polymorpha L. C. Wheeler 1957-5-17 7267 Los Angeles San Gabriel Valley, Pasadena. NW corner of Cal Tech campus, San Pasqual St. and North Wilson Avenue Comment
  RSA167645  Melica imperfecta P. H. Raven, R. F. Thorne 1964-5-7 19006 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA651300  Melica imperfecta Lori Ackerman, Gerald Braden 1988-5-4 25 Los Angeles North end of West Fork [San Gabriel] River, San Gabriel Mountains. Comment
  RSA674249  Melica imperfecta LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 700 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 695 Comment
  UC284728  Melica imperfecta P. A. Munz 1923-4-8 6621 Los Angeles w side San Clemente Island Comment
  UC818919  Melica imperfecta I. M. Johnston 1918-6-2 2021 Los Angeles Evey Canyon; San Antonio Mountains 914 Comment
  UCR223164  Melica imperfecta R. G. Swinney 2009-5-20 10814 Los Angeles Transverse Range; San Gabriel Mtns., Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge 1433 Comment
  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
  POM9536  Melica imperfecta P. A. Munz, R. D. Harwood 1920-4-21 3709 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  RSA648671  Melica stricta J. C. Roos 1937-5-31 611 Los Angeles Big Pines. Comment
  RSA0083086  Melilotus indicus R. G. Swinney 2010-3-22 12029 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA600369  Melilotus indicus Steve Boyd, Lauren Raz 1997-5-28 9869 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
  SBBG20536  Melilotus indicus E. R. Blakley 1963-12-7 6368 Los Angeles 200 yds SE of new air strip 60 Comment
  UCR131433  Melilotus indicus Alison Lipman 1998-5-6 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
  RSA776557  Mentha spicata var. spicata Orlando Mistretta, Christine Mistretta 2010-6-15 5311 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  RSA733394  Mentzelia R. G. Swinney 2001-6-16 7976 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
  UC872487  Mentzelia dispersa Geo. B. Grant Jun 15 1906-Jun 18 1906 Los Angeles summit of Mt. Wilson southern California, San Gabriel Mts. 1828 Comment
  POM188391  Mentzelia jonesii P. A. Munz, T. Craig 1933-5-13 12934 Los Angeles 12 miles south of Munroc. Comment
  LA200638  Mentzelia micrantha Unknown; 1951-3-15 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  RSA3743  Mentzelia micrantha Carl B. Wolf 1932-5-11 3568 Los Angeles Santa Catalina Island. Point west side of Fourth O July Cove. 30 Comment
  RSA596041  Mentzelia micrantha Tim S. Ross, J. Mark Porter 1995-5-4 8402 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  SBBG34755  Mentzelia micrantha V. Soza, S. Boyd 2002-4-10 1390 Los Angeles ridge above E fork of Haskell Cyn, ridge just W of Del Sur Ridge, approx 2 mi NW along Coarse Gold Cyn fire rd from Bouquet Cyn. 655 Comment
  RSA440365B  Mentzelia veatchiana Anstruther Davidson 1906-07 2791 Los Angeles Rock Creek Comment
  RSA727361  Mentzelia veatchiana R. G. Swinney 1998-5-16 6067 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  UCR91565  Mentzelia veatchiana A. C. Sanders, E. J. Lawlor 1988-4-3 7753 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  RSA225988  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1971-6-29 40691 -b Los Angeles ca. 3.6 miles down Aliso Canyon from junction with Angeles Forest Rd. 945 Comment
  RSA511313  Mesembryanthemum crystallinum A. C. Sanders 1988-5-18 7833 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  SFV12658  Mesembryanthemum crystallinum M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-27 901 Los Angeles Malibu, near Malibu Creek just above Pacific Coast Highway bridge. 3 Comment
  SD40047  Mesembryanthemum crystallinum Edith A. Purer 1931-3-21 1512 Los Angeles El Segundo, Sand dunes near ocean Comment
  SBBG108134  Mesembryanthemum nodiflorum S. L. Crockett 1997-3-20 594 Los Angeles point overlooking and NE of Ben Weston Beach 164 Comment
  CAS-BOT-BC435289  Mesembryanthemum nodiflorum Rev. J. C. Nevin 1885-4-1 s.n. Los Angeles San Clemente Isl. Comment
  RSA177682  Mesembryanthemum nodiflorum R. F. Thorne, P. Everett 1965-5-11 34646 Los Angeles Along road to Rancho Escondito above Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. 107 Comment
  UCR127020  Microseris lindleyi Mark A. Elvin, Cathleen Weigand 2003-4-7 2437 Los Angeles Castaic Valley, Newhall Ranch, junction of Hasley Canyon and Castaic Creek 335 Comment
  UCR222813  Microseris lindleyi R. G. Swinney 2009-4-29 10584 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
  POM246541  Microseris lindleyi F. R. Fosberg 1931-4-4 4491 Los Angeles Cherry Canyon, Santa Catalina Island. 60 Comment
  SBBG58235  Microsteris gracilis R. Hoffmann 1925-4-19 Los Angeles Elizabeth Lake Comment
  LA51927  Mimulus aurantiacus Don P. Mullally; 1950-7-10 sn Los Angeles 259 Comment
  RSA172333  Mimulus aurantiacus Robert F. Thorne, James Henrickson 1963-5-5 32281 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  RSA442651  Mimulus aurantiacus var. pubescens Unspecified 1910-05 s.n. Los Angeles Hillside, Eagle Rock Comment
  RSA442690  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-4-15 S- 4641 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  LA200853  Mimulus brevipes Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  POM8951  Mimulus brevipes P. A. Munz, R. D. Harwood 1920-4-21 3690 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  UC1922241  Mimulus cardinalis Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1362 Los Angeles Transverse Ranges; Verdugo Mountains region; Intersection of North Beaudry Mtwy and Deer Creek. 518 Comment
  UCR271232  Mimulus cardinalis R. G. Swinney 2011-9-27 15691 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  UCR273254  Mimulus cardinalis R. G. Swinney 2011-10-25 15882 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  RSA602745  Mimulus floribundus Louis C. Wheeler 1967-8-1 10197 Los Angeles San Gabriel Mountains, Angeles National Forest: Fountainhead Spring, E slope Mt. Pacifico. 2012 Comment
  RSA795195  Mimulus floribundus Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0137 Los Angeles South side California State Route 2 in seep between mile markers 66.82 and 66.43. 2239 Comment
  UCR252897  Mimulus floribundus R. G. Swinney 2010-5-29 13402 Los Angeles San Gabriel Mountains, junction of 'W. Fork' May Canyon with May Canyon Truck Trail, Forest Service Road 3N54 793 Comment
  RSA226245  Mimulus guttatus Gary D. Cromwell, David W. Wheat 1971-7-1 697 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  SFV3395  Mimulus guttatus K. A. Wilson 1962-5-12 1274 Los Angeles San Gabriel Mountains Canyon with public campgrounds leading to Devil's Punch Bowl Trail. North slope of San Gabriel Mountains. 1400 Comment
  RSA0056585  Mimulus johnstonii Orlando Mistretta, Christine Mistretta 2010-6-7 5272 Los Angeles Mill Creek Canyon; vicinity of Iron Mountain, along Southern California Edison transmission line corridor. 1361 Comment
  UCR7796  Mimulus johnstonii Wesley O. Griesel 1968-9-12 s.n. Los Angeles San Gabriel Mtns., in road cut at 6000 foot marker on Calif. Hwy 2 between Newcomb Ranch and Cloudburst Summit 1829 Comment
  RSA654416  Mimulus longiflorus Matt Brooks 1988-5-1 23 Los Angeles Whittier, Skyline Equestrian trail 0.5 miles south of its intersection with Turnbull Canyon Rd. Comment
  RSA620161  Mimulus moschatus Louis C. Wheeler 1968-6-14 s.n. Los Angeles San Gabriel Mountains: Spring on north side of Blue Ridge by Guffy camp. Comment
  UCR273245  Mimulus parishii R. G. Swinney 2011-6-1 14946 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  UC1409077  Mimulus pilosus R. F. Thorne, C. W. Tilforth, J. Dourley, and R. Scoggin 1972-8-11 42216 Los Angeles Mt. Waterman San Gabriel Mts., Angeles National Forest (seepage area at top pf ski lift) 2377 Comment
  RSA603780  Mimulus rubellus Louis C. Wheeler 1948-6-13 6648 Los Angeles San Gabriel Mountains: Depression Wickiup Creek. 1364 Comment
  RSA80487  Mimulus rubellus F. W. Peirson 1923-5-26 3527 Los Angeles Above Rock Creek Divide, north side of San Gabriel Mountains. 2073 Comment
  RSA725209  Mimulus suksdorfii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -59 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
  RSA0012043  Mirabilis laevis R. G. Swinney 2009-4-29 10600 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  SD241103  Mirabilis laevis Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-21 8048 Los Angeles Lower south foothills of Sierra Pelona, 500 m N of Governor Mine, 950 m E of Red Rover Mine Road and 2.2 km N of I-14/Sierra Highway. 1116 Comment
  UCR125247  Mirabilis laevis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25519 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters, west of ranch house 358 Comment
  SFV20837  Mirabilis laevis var. crassifolia L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 709 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  RSA0027968  Mirabilis laevis var. crassifolia Orlando Mistretta 1992-4-5 191 Los Angeles Guds, San Clemente Island. Comment
  RSA0027979  Mirabilis laevis var. crassifolia Orlando Mistretta, Christine Mistretta 2008-5-2 2612 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 42 per TRTP survey, 2008), in the vicinity of Ritter Ridge. 1021 Comment
  RSA611370  Mirabilis laevis var. villosa Louis C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1677 Comment
  UC120470  Monanthochloe littoralis T. S. Brandegee Los Angeles Santa Catalina Island Comment
  RSA0016136  Monardella australis Orlando Mistretta 1995-7-11 1886 Los Angeles San Gabriel Mountains, Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  UC1587609  Monardella australis subsp. cinerea Tim Ross 1991-8-14 5779 Los Angeles Roundtop [Mtn] San Gabriel Mountains, Chilao Flat USGS 7.5' Quad. 1752 Comment
  RSA408593  Monardella lanceolata Anstruther Davidson 1889-07 s.n. Los Angeles Newhall. Comment
  RSA29720  Monardella lanceolata var. lanceolata Louis C. Wheeler 1932-6-4 797 Los Angeles San Gabriel Wash at Arrow Hwy. 107 Comment
  RSA651647  Monardella linoides subsp. stricta Marion P. Harthill 1971-9-25 577 Los Angeles Mt. Baden Powell, Angeles National Forest. 2134 Comment
  CAS-BOT-BC220437  Monardella saxicola Louis C. Wheeler 1933-8-14 2081 Los Angeles San Dimas Canyon, San Gabriel Mts. 640 Comment
  UC2030066  Monolopia lanceolata Steve Boyd, Lee Lenz 2001-5-2 10419 Los Angeles Transverse Ranges; Liebre Mountains region: along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. Comment
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Apr 24 2018
  RSA607651  Mucronea californica R. S. Woglum 1940-5-14 2913 a Los Angeles South Coast: Tujunga Wash; San Fernando Valley. Comment
  RSA78219  Muhlenbergia californica J. C. Roos 1951-7-30 5075 Los Angeles Big Rock creek, north of Mt. Baden Powell, San Gabriel Mountains. Alt. 6500 ft. Comment
  UCR194586  Muhlenbergia californica R. G. Swinney 1998-8-30 6860 Los Angeles San Gabriel Mtns., south fork of Dry Lake Canyon, a western tributary of San Antonio Canyon 994 Comment
  CAS-BOT-BC275308  Muhlenbergia microsperma Geo. B. Grant 1900-3-1 2384 Los Angeles Los Angeles, on Catalina Island Comment
  SEINET10599996  Muhlenbergia microsperma LeRoy R. Abrams 1903-3-8 Abrams 3111 Los Angeles Sepulveda Canon, Santa Monica Mts. Comment
  UCR271139  Muhlenbergia richardsonis R. G. Swinney 2011-9-27 15718 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  RSA595926  Muhlenbergia rigens Lauren Raz, Steve Boyd 1996-10-23 37 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. 609 Comment
  UC1971150  Muilla maritima Louis C. Wheeler 1973-4-21 Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. Comment
  UCR119549  Muilla maritima L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., foothills of mountains, 2 mi NE of Vincent 991 Comment
  CAS-BOT-BC515105  Muilla maritima Timothy S. Ross; Steve Boyd 1994-5-25 7894 Los Angeles 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, Liebre Mtn 7.5' USGS Quadrangle 1708 Comment
  POM318513  Muilla maritima Stan Hales 1963-4-25 33 Los Angeles Diamond Bar Ranch, on the ridge east of Diamond Bar Boulevard, San Jose Hills, Pacific Slope Drainage Area. 305 Comment
  RSA0010802  Myoporum laetum Scott D. White 1997-3-12 4729 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  UCR205579  Nama californica R. G. Swinney 2008-5-12 8835 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
  RSA421092  Nama californica Anstruther Davidson 1923-06 s.n. Los Angeles [Unspecified] Comment
  RSA727368  Nama demissa R. G. Swinney 1998-5-16 6072 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  RSA596847  Narcissus papyraceus Steve Boyd, Timothy S. Ross, Lauren Raz, Dylan Hannon 1997-2-11 9127 Los Angeles Liebre Mountains region, along Old Ridge Route north of Templin Highway and west of the confluence of Castaic Creek and Fish Creek. 957 Comment
  CAS-BOT-BC259794  Nassella cernua I. M. Johnston 1917-6-10 1300 Los Angeles Near Mesmer 30 Comment
  SBBG57003  Nassella cernua R. Hoffmann 1927-6-13 Los Angeles near Chandler's Comment
  CAS-BOT-BC259920  Nassella lepida A. J. McClatchie 1893-6-1 s.n. Los Angeles Pasadena Comment
  SBBG13310  Nassella lepida M. A. Piehl 1962-6-9 62348 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  RSA484132  Nassella pulchra Anstruther Davidson 1917-05 3222 Los Angeles Los Angeles. Comment
  SBBG58283  Navarretia hamata M. N. Ackley -Apr-1928 831 Los Angeles Glendale 243 Comment
  UCR70837  Navarretia prostrata I. M. Johnston 1917-4-11 s.n. Los Angeles Coastal Plains and Basins; Los Angeles Basin, Near Gardena, [Dominguez] Slough 12 Comment
  UCR205292  Nemacladus gracilis Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1683 Los Angeles Transverse Ranges; San Gabriel Mountains region, Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from c. 0.75 to 2.5 miles ESE from Three Points trailhead 2104 Comment
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Jun 12 2015
  RSA249762  Nemacladus longiflorus var. breviflorus R. F. Thorne, Gary D. Wallace 1973-4-25 43389 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1/4 mi N of Bob's Gap, 3.5 mi S of Llano, N slope of Holcomb Ridge. 1159 Comment
  RSA439270  Nemacladus longiflorus var. breviflorus Robert Gustafson, Gary D. Wallace 1982-4-26 2544 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  SBBG69604  Nemacladus sigmoideus R. Hoffmann 1929-5-7 Los Angeles Palmdale Comment
  RSA421321  Nemophila menziesii Barbara Hutchison 1941-4-2 20509 Los Angeles San Fernando Valley Comment
  SEINET4080335  Nemophila menziesii R. Moran 1941-1 681 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 300 Comment
  UC450875  Nemophila menziesii Fay A. MacFadden 1931-3-7 2573 Los Angeles Vineland Ave. , Vineland Ave. (Roscoe) Comment
  JEPS1517  Nemophila menziesii var. integrifolia John Thomas Howell 1928-4-18 3724 Los Angeles Griffith Park Los Angeles, Griffith Park Comment
  UC1069199  Nemophila menziesii var. integrifolia A. D. Gifford 1935-5-8 691 Los Angeles 4 3/4 mi ene Warm Springs; Tejon Quad., ene of Warm Springs Comment
  RSA421304  Nemophila menziesii var. integrifolia Frances Runyan 1973-4-7 28 Los Angeles Agua Dulce, north of freeway 610 Comment
  JEPS86194  Nemophila spatulata L. R. Heckard 1971-5-25 2582 Los Angeles nw Chilao Flat (near Horse Flat Campground, San Gabriel Mts.); San Gabriel Mts., nw of Chilao Flat, nr Horse Flat Campgroun 1706 Comment
  UCR138699  Nerium oleander L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mtns, Pacoima Canyon at Ant Canyon 678 Comment
  RSA578653  Nicolletia occidentalis Timothy S. Ross, J. Mark Porter 1994-5-1 7613 b Los Angeles Southwestern Mojave Desert; open desert along North 240th street East, ca 3700 m NNE of Moody Springs and 3300 m W of the L.A./ San Bernardino county line. 870 Comment
  UCR273266  Nicotiana attenuata R. G. Swinney 2011-7-7 15417 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  CAS-BOT-BC231562  Nicotiana glauca Javier Penalosa 1961-5-21 1521 Los Angeles San Gabriel Co. Comment
  UC884647  Nicotiana glauca Ira W. Clokey, B. Templeton Jun 1929 4583 Los Angeles Mandeville Canyon; Santa Monica Mountains 150 Comment
  LA81975  Nicotiana quadrivalvis O. H. Kappler; 1944-5-21 626 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido 152 Comment
  UC1584265  Nicotiana quadrivalvis Tim Ross and Steve Boyd 1990-6-6 2843 Los Angeles Green Valley Pasture San Francisquito Canyon, Lake Hughes U.S.G.S. 7.5' Quad. (in San Francisquito Canyon) 926 Comment
  RSA0048291  Nierembergia hippomanica P. R. Brown 1970-5-19 55 Los Angeles Trail, East hill, Canon de Lana. Comment
  UC7443  Nitrophila occidentalis J. Burtt Davy May 9 1896-May 24 1896 2249 Los Angeles margin of Dry Lake Antelope Valley Comment
  SBBG53168  Nuttallanthus texanus S. A. Junak 1978-4-15 SCa 4 Los Angeles S side of upper Cherry Valley Comment
  SD46058  Oenothera californica E. G. Linsley 1956-5-15 Los Angeles 1.0 mile west of Little Rock. Comment
  UC20405  Oenothera californica subsp. californica J. H. Barber 1897-6-27 197 a Los Angeles Aliso Canyon Comment
  UCR138537  Oenothera californica subsp. californica L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mtns, Juniper Hills Road, Juniper Hills, just north of road 1372 Comment
  UC1007160  Oenothera elata subsp. hookeri P. A. Munz 1937-7-4 14690 Los Angeles Claremont Comment
  RSA524959  Oenothera laciniata John Dolan 1991-4-30 s.n. Los Angeles Claremont. Comment
  SBBG53174  Oligomeris linifolia S. A. Junak 1978-4-15 SCa 12 Los Angeles Lion's Head Pt, N side of Cherry Cove Comment
  POM313405A  Opuntia X occidentalis Lyman Benson 1963-3-22 16243 Los Angeles San Gabriel Mountains. Eucalyptus grove above (north of) Cucamonga. 396 Comment
  SEINET10732291 Image available Opuntia X occidentalis George Engelmann 1880-9-18 Engelmann s.n. Los Angeles Comment
  POM321011  Opuntia guerrana Lyman Benson, L. Scheinvar 1975-2-16 LS- 1660 Los Angeles La Verne. Comment
  UC872671  Opuntia littoralis F. R. Fosberg 1931-5-18 S 4892 Los Angeles Little Harbor Santa Catalina Island (sand flat) 3 Comment
  SEINET2449265  Opuntia parryi Unknown 1968-1 Los Angeles Comment
  POM317683  Opuntia phaeacantha Lyman Benson 1968-11-25 16702 Los Angeles Chapman Ranch about 1 mile above Camp Baldy, San Antonio Canyon [should be San Bernardino Co - JCM] 1524 Comment
  CAS-BOT-BC58027  Opuntia vaseyi Joseph Andorfer Ewan 1937-8-15 10973 Los Angeles Field redacted by CAS, contact the data manager for more information 518 Comment
  RSA741146  Oreonana vestita Naomi Fraga, Elizabeth A. Kempton 2008-7-2 2302 Los Angeles North slope of Mount Islip from Little Jimmy Campground to the summit. 2287 Comment
  CAS-BOT-BC502624  Orobanche bulbosa A. J. McClatchie 1893-9-13 s.n. Los Angeles Catalina Comment
  RSA0084351  Orobanche bulbosa Albert J. Perkins 1917-5-26 s.n. Los Angeles Upper end Arroyo Seco. San Gabriel Mts. Comment
  RSA0104815  Orobanche bulbosa Louis C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek. 579 Comment
  UC27855  Orobanche parishii Dr. Davidson 1900-1-1 Los Angeles Los Angeles County Comment
  RSA594738  Orthocarpus purpurascens var. purpurascens Tim S. Ross 1995-4-7 8349 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
  UCR181362  Osmorhiza brachypoda R. G. Swinney 1995-3-11 3382 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon 378 Comment
  LA50660  Oxalis californica W. O. Griesel; 1936-3-14 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Faculty Hill. Comment
  UCR271911  Oxalis pes-caprae R. G. Swinney 2010-4-30 12474 Los Angeles San Gabriel Mts., Near Sylmar, Wilson Canyon Park, northern-most of the two east forks of Wilson Cyn., from the mouth of cyn. at Wilson Debris Basin to 0.3 miles up (east) canyon 482 Comment
  UCR51316  Oxalis pes-caprae A. C. Sanders 1988-2-3 7596 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  RSA652124  Oxalis pes-caprae C. J. Pilkerton 1953-2-12 s.n. Los Angeles Orange grove across the corner of W. Puente and Aldenville Ave. [Covina] Comment
  UCR204108  Oxytheca trilobata Valerie Soza, Sarah J. De Groot 2003-6-18 1694 Los Angeles Transverse Ranges; San Gabriel Mountains, Mount Hillyer Trail from Horse Flats Campground 1829 Comment
  RSA473023  Packera ionophylla F. R. Fosberg 1931-8-12 S 5670 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  SEINET4090393  Paeonia californica R. Gustafson 1977-1 sn Los Angeles Tapia Peak, Malibu Canyon, Santa Monica Mountains. Comment
  UC1211150  Paeonia californica Huron H. Smith 1912-4-23 4811 Los Angeles Eagle Rock 213 Comment
  SD90200  Paeonia californica Benjamin C. Stone Apr 1954 Los Angeles Above Upland, San Gabriel Mountains. Comment
  RSA628026  Panicum acuminatum var. acuminatum L. C. Wheeler 1964-11-6 8643 Los Angeles North fork San Gabriel River: Yucca Flat, near falling spring between Coldbrook and Crystal Lake. . Comment
  RSA0084857  Panicum capillare R. G. Swinney 2010-9-1 13664 Los Angeles Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  RSA258401  Panicum miliaceum C. W. Tilforth 1974-8-17 975 Los Angeles found in Home Demonstration Garden only Comment
  POM8021  Papaver californicum F. L. Robinson 1918-4-28 s.n. Los Angeles San Dimas Canyon. Comment
  UCR181142  Parietaria hespera var. hespera R. G. Swinney 1997-5-13 5517 Los Angeles San Gabriel Mtns, Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam 439 Comment
  RSA722933  Parthenocissus vitacea R. E. Riefner 2007-5-27 7 -219 Los Angeles Near El Monte, vicinity of Whittier Narrows Nature Center, floodplain of San Gabriel River at Peck St. (NAD 83) 69 Comment
  LA8364  Paspalum dilatatum E. Lloyd; 1950-7-10 500710p 1130 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA0016997  Paspalum dilatatum Anstruther Davidson 1917-07 3160 Los Angeles La Habra; Los Angeles. Comment
  SEINET10682085  Passiflora biflora S. Krosnick 2008-7-27 Krosnick 422 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS# 111B in Honduras Comment
  SBBG132082  Pectocarya linearis subsp. ferocula M. B. Dunkle 1939-4-6 7318 Los Angeles Mosquito Ridge Comment
  UC1871163  Pectocarya linearis subsp. ferocula T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4931 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  SBBG37717  Pectocarya linearis subsp. ferocula R. Moran 1941-3-11 698 Los Angeles ridge N of Middle Ranch 300 Comment
  UC517558  Pectocarya penicillata John Thomas Howell 1928-3-20 3460 Los Angeles Griffith Park, Vermont Canyon Comment
  UCR155696  Pectocarya penicillata A. C. Sanders, T. B. Salvato 2005-4-26 29708 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 671 Comment
  UCR270482  Pectocarya penicillata R. G. Swinney 2011-4-1 14299 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA681299  Pectocarya penicillata LeRoy Gross, Valerie Soza 2003-5-15 915 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place., Just east of where we started. 366 Comment
  UCR223512  Pedicularis semibarbata R. G. Swinney 2009-7-29 11442 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  CATA165  Pellaea andromedifolia Mark L. Hoefs 1973-3-17 128 Los Angeles Santa Catalina Island: Ben Weston Beach Road 45 Comment
  IRVC14098  Pellaea andromedifolia Dennis E. Kucera 1968-2-24 BTG 4267 Los Angeles Santa Catalina Island; near Isthmus. Channel Islands Comment
  RSA656483  Pellaea andromedifolia Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 722 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 518 Comment
  RSA688843  Pellaea andromedifolia Scott D. White, Michael Honer 2003-6-11 9535 Los Angeles Tapia Canyon. About 2 air miles east of Interstate 5 jtn. at Old Ridge Rt. 396 Comment
  RSA533924  Pellaea andromedifolia T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5237 Los Angeles San Clemente Island: Southeast end of island; first un-named canyon S of Snake Cactus Canyon (drainage beginning 1420 feet due W of Guds) 152 Comment
  RSA686727  Pellaea andromedifolia L. E. Hoffman 1932-1-1 s.n. Los Angeles Pacoima Canyon, Los Angeles National Forest Comment
  JEPS15171  Penstemon centranthifolius A. Lewis Feb 1934 269 Los Angeles San Francisquito Canyon Angeles Nat. For., Elizabeth Lake Quad., San Francisquito Ca (Angeles National Forest) Comment
  NY758502  Penstemon centranthifolius S. Boyd 2004-5-18 11308 Los Angeles Transverse Ranges: Liebre Mountains region: Atmore Meadows area Comment
  OBI44914  Penstemon eatonii David J. Keil, V. L. Holland, Michael Stiles & Francis Villablanca 1987-5-1 20064 Los Angeles San Gabriel Mts. Along Big Pine Hwy W of Jackson Lake Comment
  RSA774607  Penstemon grinnellii R. G. Swinney 2009-7-29 11411 Los Angeles Pacifico Mountain summit. 2134 Comment
  UCR206265  Penstemon grinnellii R. G. Swinney 2008-6-4 8929 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, west tributary of W Fork Punchbowl Canyon, 0.4 mi. NE of park headquarters 1329 Comment
  UCR138500  Penstemon grinnellii subsp. grinnellii L. C. Wheeler 1970-6-28 s.n. Los Angeles San Gabriel Mtns., Little Fish Fork, Fish Fork Camp 2012 Comment
  NY601207  Penstemon grinnellii var. grinnellii A. G. Jones 1986-8-21 7245 Los Angeles San Gabriel Mountains, near Pinyon Ridge 2600 Comment
  RSA79842  Penstemon heterophyllus F. W. Peirson 1929-7-1 8431 Los Angeles Aliso Creek at Tie Canyon, Along bank. 1357 Comment
  NY601633  Penstemon heterophyllus var. australis C. B. Wolf 1936-5-25 7823 Los Angeles San Fernando Valley, 2 miles east of Chatsworth, along base of hills (Hagen Ranch) 365.8 Comment
  RSA408092  Penstemon heterophyllus var. australis V. V. Giles 1936-7-5 56 Los Angeles Holbrook Camp, San Gabriel Mountains. Comment
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Jun 7 2016
  RSA0076600  Penstemon heterophyllus var. australis J. Ewan 1931-5-16 4204 Los Angeles Dry Canyon above Calabasas, Santa Monica Mts. Comment
  SD37447  Penstemon heterophyllus var. heterophyllus Florence Post 1931-5-4 2054 c Los Angeles Flintridge Hills, hillside Comment
  UC1871301  Penstemon labrosus T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3896 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, along upper portions of the Pacific Crest Trail which follows the ridge just E of Horse Camp Canyon. Comment
  UCR189872  Penstemon labrosus R. G. Swinney 1998-7-10 6399 Los Angeles San Gabriel Mtns., SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  SEINET10445685  Penstemon labrosus Wesley O. Griesel 1961-6-29 Los Angeles Charleton Flats, San Gabriel Mts. 1524 Comment
  RSA401800  Penstemon spectabilis E. A. Purer 1935-5-11 6585 Los Angeles Santa Monica Hills. Comment
  RSA699008  Penstemon spectabilis J. Russell Bruff 1928-7-4 s.n. Los Angeles Near Sunset Peak. Comment
  CAS-BOT-BC71664  Pentagramma triangularis subsp. triangularis Tim Ross; Steve Boyd 1993-5-23 7236 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope ca 380 m SE of the saddle between Ruby and Clearwater Canyons 966 Comment
  SBBG76922  Pentagramma triangularis subsp. triangularis F. R. Fosberg 1931-3-20 R 76 Los Angeles Hamilton Cyn Comment
  UC812207  Pentagramma triangularis subsp. triangularis G. B. Grant 1907-1 Los Angeles Old Wilson Trail Comment
  UC223680  Pentagramma viscosa C. F. Millspaugh 1919-12-4 4464 Los Angeles Hamilton Beach Canyon; Santa Catalina Isl. Comment
  SBBG125056  Perideridia pringlei A. Parikh, N. Gale 2010-6-8 3264 Los Angeles E Liebre Mtns, Sierra Pelona, NW of Vincent and Soledad Pass, 3.4 km NW of State Hwy 14, under power lines 1185 Comment
  CAS-BOT-BC355976  Perityle emoryi Mrs. C. E. Miller 1918-6-10 s.n. Los Angeles The Isthmus, Santa Catalina Island Comment
  LA200252  Perityle emoryi Jonathan Sauer; D. Bradbury, A. Lang 1969-9-25 4617 Los Angeles Santa Monica Mountains, Sequit Point, above point Comment
  RSA723074  Persicaria maculosa LeRoy Gross 2007-5-16 2742 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  SFV2975  Phacelia M. L. Vincent 1962-5-19 245 Los Angeles Mojave Desert One mile from the Pearblossom turnoff to Valyermo. 975 Comment
  UCR190040  Phacelia austromontana R. G. Swinney 1998-9-7 6942 Los Angeles San Gabriel Mtns., Dawson Peak Ridge Trail c. 0.9 mi. west of saddle between Dawson Pk. and Pine Mtn. 2561 Comment
  UCR252884  Phacelia brachyloba R. G. Swinney 2010-5-11 12658 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
  POM123377  Phacelia cicutaria var. hispida Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  UC1426008  Phacelia cicutaria var. hispida Donald R. Bissing 1973-6-2 124 Los Angeles at roadside 0.5 mi from canyon mouth; San Gabriel Mountains, Evey Canyon 743 Comment
  UC440325  Phacelia cicutaria var. hispida H. Anderson, C. Epling, and Lincoln Ellison 1930-5-30 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UCR281387  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-27 16663 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  UC55303  Phacelia cicutaria var. hispida J. H. Barber 302 Los Angeles Sta. Monica Canyon Comment
  LA81950  Phacelia cicutaria var. hubbyi O. H. Kappler; 1943-4-18 370 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  POM127604  Phacelia davidsonii George B. Grant 1906-06 6886 Los Angeles summit of Mt. Wilson. Comment
  SFV17599  Phacelia davidsonii J. N. Hogue, L. H. Hogue 1998-7-2 116 .13 Los Angeles San Gabriel Mountains Granite Mountain. Roundtop campground. 1951 Comment
  RSA747417  Phacelia distans R. G. Swinney 2008-5-12 8839 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  SEINET3245998  Phacelia distans R. G. Swinney 2009-1 10819 Los Angeles Transverse Range; San Gabriel Mtns. Foothills: Juniper Hills, upper IndianBill Canyon, a narrow mile long canyon draining north from west end of Pleasant View Ridge. Juniper Hills. 437 Comment
  SEINET3860284  Phacelia distans R. G. Swinney 2009-4-2 10258 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert: Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road.; 0 1223 Comment
  UC1211051  Phacelia distans Huron H. Smith 1912-5-9 4954 Los Angeles beach Redondo Comment
  RSA0016860  Phacelia distans C. F. Baker 1904-4-20 4724 Los Angeles Claremont. Comment
  JEPS2329  Phacelia douglasii W. L. Jepson 1935-4-17 17049 Los Angeles 6 1/2 mi w Lancaster; w. Mohave Desert 731 Comment
  RSA0119668  Phacelia fremontii R. G. Swinney 2014-4-30 16261 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA517855  Phacelia fremontii Steve Boyd 1986-3-30 1507 Los Angeles Mojave Desert: Highway 18, 0.5 miles east of junction with Hwy 138, NE of Pinyon Hills. Comment
  SBBG64937  Phacelia fremontii R. Hoffmann 1929-4-27 Los Angeles Redman Comment
  UC186030  Phacelia fremontii K. Brandegee May 1889 Los Angeles South Side (Ravenna) Comment
  UCR260004  Phacelia fremontii R. G. Swinney 2010-5-11 12629 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
  UC1426001  Phacelia fremontii Robert F. Thorne and C. W. Tilforth 1973-4-20 43099 Los Angeles Mormon Rocks and Cajon Canyon San Gabriel Mts., Mojave Desert Slope, San Bernardino Nation 1036 Comment
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Sep 10 2013
  POM155609  Phacelia grandiflora M. L. Bryan 1928-5-9 47 Los Angeles Mandeville canyon. Near Santa Monica. Comment
  UCR12039  Phacelia grandiflora Coleta A. Lawler 1971-6-1 285 Los Angeles Western Transverse Range; Santa Monica Mtns., on Piuma Road, off Hwy 23, 1.6 mi NW of junction with Scheuren Road 518 Comment
  RSA659839  Phacelia grandiflora Orlando Mistretta, Mike Hammitt 1991-6-21 s.n. Los Angeles Near crossing of USFS Road 2N66 and Fern Canyon drainage just W of water tank. 768 Comment
  UC1183057  Phacelia grandiflora P. C. Everett and E. K. Balls 1960-5-30 24137 Los Angeles 2.2 mi n entrance to Angeles National Forest; San Gabriel Canyon 365 Comment
  UCD120446  Phacelia grandiflora Garm Bell 1997-5-9 39 Los Angeles Mulholland Highway, 1 mile east of Malibu Canyon Road. Comment
  UCR11820  Phacelia imbricata H. J. Thompson 1960-6-7 3075 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Hwy. 1mi west of Las Virgenes Road. Malibu Creek drainage 274 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
  RSA733387  Phacelia imbricata subsp. patula R. G. Swinney 2001-6-16 7986 Los Angeles Mojave Desert: Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper hills Rd. 2006 Comment
  UC1244094  Phacelia imbricata subsp. patula L. R. Heckard 1953-6-16 515 Los Angeles near Blue Ridge Camp Ground (above Swartout Valley); San Gabriel Mountains, Angeles National Forest, Blue Ridge 2529 Comment
  SBBG12265  Phacelia lyonii P. H. Raven 1962-5-8 17602 Los Angeles second cyn S of Seal Cove 30 Comment
  SD85034  Phacelia lyonii E. R. Blakely 1962-6-9 5206 Los Angeles San Clemente Island, 2.5 miles north of China Point, canyon west of road 213 Comment
  RSA0091123  Phacelia minor R. G. Swinney 2010-4-13 12193 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  RSA612070  Phacelia minor Valerie L. Soza 1998-4-26 81 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  SBBG15510  Phacelia minor W. G. Webb 1935-2-23 Los Angeles Eagle Rock Comment
  UC1174718  Phacelia minor George W. Gillett 1954-4-23 367 Los Angeles Johnson's Pasture San Gabriel foothills (near Claremont) Comment
  UC306117  Phacelia minor Ernest Braunton 1901-6-15 Los Angeles foothills near Sherman Comment
  UC1375388  Phacelia mohavensis Robert F. Thorne 1969-7-2 38281 Los Angeles Upper Chilao Campground San Gabriel Mts., Angeles National Forest (bottom of shallow arroyo) Comment
  UCR258567  Phacelia ramosissima R. G. Swinney 2010-5-29 13016 Los Angeles San Gabriel Mountains, May Canyon Truck Trail (FSRd. 3N54) crossing of W. Fork May Canyon, north side of rd., c. 1.3 air miles NNW of road's entrance at Veterans Memorial Park in Sylmar 939 Comment
  JEPS1028  Phacelia ramosissima var. austrolitoralis Julia A. Bettys 1929-5-20 Los Angeles Manhattan Beach Comment
  RSA729235  Phacelia ramosissima var. ramosissima R. G. Swinney 1998-7-10 6404 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  CAS-BOT-BC154350  Phacelia stellaris McClatchie 1897-3-20 1347 Los Angeles near Redondo Comment
  LA38546  Phacelia tanacetifolia Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  LA38794  Phacelia tanacetifolia Henry J. Thompson; 1959-4-12 1932 Los Angeles Santa Monica Mountains, Mulholland Hwy, 2 mi W of Las Virgenes Rd 297 Comment
  SBBG121170  Phacelia viscida R. Burgess, P. Munro 1999-4-17 3237 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk above second narrows 457 Comment
  SD232150  Phalaris aquatica V. Soza, Leroy Gross 2001-5-22 1234 Los Angeles Transverse Ranges, San Gabriel Mountains region: Morgan Fire 2000 area, between Morgan and Sycamore Canyons, at end of old fire road west of Sycamore Flat Motorway (FS Road 1N15) 715 Comment
  UCR64009  Phalaris aquatica L. F. LaPre 1990-5-28 s.n. Los Angeles City Ranch, in the Anaverde Valley, about 2 mi west of Palmdale 915 Comment
  UC52467  Phlox gracilis H. M. Hall Jun 3 1900-Jun 6 1900 1496 Los Angeles Swarthout Canyon San Antonio Mountains 1981 Comment
  RSA568834  Pholisma arenarium Bonnie C. Templeton 1938-8-31 6514 Los Angeles Dune Ravine, El Segundo 10 Comment
  POM199736  Pholistoma auritum I. W. Clokey, Bonnie C. Templeton 1929-04 4437 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  UC1069427  Pholistoma auritum A. D. Gifford 1935-5-8 689 Los Angeles 4 3/4 mi. e.-n.e. Warm Springs; Angeles Nat'l Forest, Tejon Quad. Comment
  RSA608936  Pholistoma auritum var. auritum Louis C. Wheeler 1931-5-8 s.n. Los Angeles San Gabriel Mountains: Burbank Canyon. Comment
  RSA592821  Phoradendron bolleanum var. densum Steve D. Boyd 1996-4-24 8661 Los Angeles Liebre Mountains, northwestern end of the range on the ridgetop and upper slopes of the southern flank of Apple Canyon. 1067 Comment
  RSA585447  Phoradendron macrophyllum Tim S. Ross 1990-5-29 2675 Los Angeles Valyermo: at Valyermo Ranger District Office Angeles National Forest. 1134 Comment
  RSA585825  Phoradendron macrophyllum Tim S. Ross 1990-5-15 2514 Los Angeles Soledad Campground, Tujunga Ranger District, Angeles National Forest, ca 1.5 linear miles E of Agua Dulce Canyon. 622 Comment
  UCR124628  Phoradendron macrophyllum I. W. Clokey, B. C. Templeton 1929-1 4449 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  CAS-BOT-BC141141  Phoradendron serotinum subsp. macrophyllum Thompson 1919-12-1 s.n. Los Angeles Noble Ranch, Valyermo Comment
  CAS-BOT-BC141311  Phoradendron serotinum subsp. tomentosum Fordyce Grinnell 1915-12-23 s.n. Los Angeles Mt. Wilson Ridge. San Gabriel Mountains Comment
  POM308928  Phoradendron villosum K. H. B. 1944-1-10 686 Los Angeles Parking lot near Tanbark Flats, San Dimas Experimental Forest, Angeles National Forest. Altitude 2500 feet. 762 Comment
  UCR129937  Phoradendron villosum Orlando Mistretta 1994-4-29 1101 Los Angeles San Gabriel Mountains, Santiago Canyon, ridge on the W edge of Santiago Canyon watershed north of Forest Road 4N20 1372 Comment
  CATA564  Phyllospadix torreyi Mark L. Hoefs, Robert F. Thorne 1975-8-7 828 Los Angeles Santa Catalina Island: Little Harbor -3 Comment
  RSA682952  Phyllospadix torreyi E. Yale Dawson 1957-12-5 17895 Los Angeles 25200 block Malibu Rd. Malibu Beach, Los Angeles, Co. Comment
  SEINET8715724 Image available Phyllospadix torreyi F. R. Fosberg 1931-1 4575 Los Angeles Jewfish Point Santa Catalina Island, Los Angeles Co. 0 Comment
  CDA5818  Physalis philadelphica Phillipson 1915-10-5 Los Angeles South Santa Anita. Comment
  UCSB33651  Pinus attenuata Patterson, Ralph 1965-3-24 Los Angeles Millard Canyon 609 Comment
  CHSC26131  Pinus coulteri B. Prigge 1970-12-4 102 Los Angeles 24 mi NE of La Canada along State Hwy 2; San Gabriel Mts. 1645 Comment
  RSA585781  Pinus jeffreyi Orlando Mistretta 1995-7-11 1874 Los Angeles San Gabriel Mountains. Santiago Canyon. North slope of Pacifico Mountain, near summit. 2073 Comment
  CATA1151  Piperia cooperi Mark L. Hoefs 1995-5-23 2142 Los Angeles Santa Catalina Island: Upper Middle Canyon 225 Comment
  CATA3108  Piperia cooperi Amy Catalano 2016-5-18 112 Los Angeles Santa Catalina Island: Along Middle Ranch Road, about 300 meters east of fruit orchard, on south side of road 235 Comment
  RSA0116482  Piptatherum miliaceum R. G. Swinney 2010-5-25 12947 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA482383  Piptatherum miliaceum Richard Noyes 1988-8-24 635 Los Angeles Claremont. Intersection of Mills Ave. and Baseline Ave. Comment
  RSA602766  Piptatherum miliaceum L. C. Wheeler 1972-12-24 12801 Los Angeles San Gabriel Mountains: Las Flores Canyon. 823 Comment
  RSA647863  Piptatherum miliaceum LeRoy Gross, Laura Moore 2000-6-5 214 Los Angeles Verdugo Mountains: Brand Canyon, a short distance above the cemetery 350 Comment
  UC1587558  Piptatherum miliaceum Tim Ross 1991-9-2 5926 Los Angeles near Mulholland Highway x Yerba Buena Road (along banks of an intermittent stream); Santa Monica Mountains, Triunfo Pass USGS 7.5' Quadrangle 472 Comment
  SBBG131973  Piptatherum miliaceum S. A. Junak 1990-11-9 SCI 145 Los Angeles just SE of air terminal building, at N end of island 60 Comment
  RSA589275  Plagiobothrys arizonicus T. S. Ross 1991-4-28 4762 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  SBBG63861  Plagiobothrys arizonicus R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  UCR184045  Plagiobothrys arizonicus A. C. Sanders 2007-4-19 33431 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  SBBG131928  Plagiobothrys canescens S. A. Junak 2000-5-19 SCa 1312 Los Angeles rd on SE side of Echo Lake 390 Comment
  SBBG63868  Plagiobothrys canescens R. Hoffmann 1932-4-27 Los Angeles 5 mi N of Lancaster Comment
  SBBG41185  Plagiobothrys canescens J. P. Broughton 1971-3-24 1343 a Los Angeles Troutdale, Mulholland Hwy, 3 mi past Seminole Hot Springs Comment
  POM126484  Plagiobothrys canescens var. catalinensis George B. Grant, Walter Wheeler 1904-4-21 6159 Los Angeles Santa Catalina Island. Pacific Ocean off Southern California. Comment
  RSA771838  Plagiobothrys collinus var. fulvescens R. G. Swinney 2009-5-28 10926 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  CAS-BOT-BC434241  Plagiobothrys nothofulvus A. C. Sanders 2007-4-19 33414 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1098 Comment
  SBBG95243  Plantago coronopus M. B. Dunkle 1931-4-10 1831 Los Angeles Johnson's Cyn; seepage from old tunnel 274 Comment
  RSA0092869  Plantago coronopus Steven A. Junak, Mark Hoefs, Sara L. Crockett 1997-6-6 SCa- 447 Los Angeles Santa Catalina Island: Along old road above W end of White's Landing, overlooking Balboa Yacht Club, W of summit of trail. 43 Comment
  SBBG38673  Plantago erecta M. B. Dunkle 1939-4-6 7324 Los Angeles Mosquito Ridge Comment
  SBBG79279  Plantago erecta F. R. Fosberg 1932-5-7 8156 Los Angeles Hay Press [Haypress] Comment
  SD69599  Plantago erecta Robert F. Thorne, P. Everett 1965-5-10 34512 Los Angeles Near upper end of Gallagher Canyon; Santa Catalina Island Comment
  SD69493  Plantago erecta Robert F. Thorne 1966-4-7 35937 Los Angeles Dry, SSE-facing rocky slope at Cherry Valley. Comment
  SD234976  Plantago indica Kai T. Palenscar 2008-7-25 Los Angeles Southern Coast; San Gabriel Valley: city of Whittier, Whittier Narrows, south of Hwy 60 and west of Hwy 605, on the west side of Rosemead just after crossing the San Gabriel River (El Monte 7.5' Q) 59 Comment
  UCR129505  Plantago lanceolata A. C. Sanders, Mark Elvin 2002-6-20 25236 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  RSA412567  Plantago major E. S. Spalding 1922-11-30 s.n. Los Angeles Near Glendale. Comment
  RSA792097  Platanthera leucostachys Jane Tirrell, Shirley Imsand, Walter Fidler 2012-7-6 LS 0095 Los Angeles South side of California state Highway 2 100 m east of mile marker 67.7 2311 Comment
  UCR182750  Platanthera sparsiflora R. G. Swinney 1997-7-23 5722 Los Angeles San Gabriel Mtns, upper Government Canyon, c. 2 miles west of Wrightwood, Blue Ridge Mtn. area 2378 Comment
  RSA600206  Platanus racemosa Steve Boyd, Lauren Raz 1997-5-28 9892 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
  CAS-BOT-BC91669  Platystemon californicus Timothy S. Ross; Steve Boyd 1994-5-11 7802 Los Angeles Liebre Mountains. Sawmill Mountain. West summit area ca. 260-350 m SE of Sawmill Campground. 1621 Comment
  SBBG25133  Platystemon californicus D. Myrick 1966-4-6 1400 Los Angeles Avenue I from Lancaster Comment
  RSA751418  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 -108 Los Angeles City of Malibu, ca. 0.2 mi E of La Piedra State Beach. 3 Comment
  SD218287  Plecostachys serpyllifolia R. E. Riefner Jr. 2009-6-9 09 108 Los Angeles City of Malibu, ca. 0.2 mile east of La Piedra State Beach. Comment
  UC54179  Pluchea odorata var. odorata Ernest Braunton Aug. 1902 624 Los Angeles Cienega Comment
  LA12501  Poa annua W. Scott Lewis; 1907-3-25 484 Los Angeles Garvanza Comment
  RSA190895  Poa annua R. F. Thorne 1967-5-18 36859 Los Angeles Middle Bulrush canyon, Santa Catalina Island. 243 Comment
  SBBG113259  Poa annua S. A. Junak 1997-6-3 SCa 434 Los Angeles Avalon, along lower Summer Street, just S of Atwater Hotel Building 6 Comment
  UCR258845  Poa annua R. G. Swinney 2010-3-16 11914 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  UCR271827  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
  CAS-BOT-BC237682  Poa secunda Timothy S. Ross 1994-5-31 7967 Los Angeles San Gabriel Mountains. Pacifico Mountain: ca 530 m due W of the 7124 ft. summit, head of Santiago Canyon 2023 Comment
  RSA728344  Poa secunda Gary D. Wallace 1982-4-17 1900 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  CAS-BOT-BC236195  Poa secunda subsp. secunda Geo. B. Grant 1904-5-18 s.n. Los Angeles Summit of Mount Wilson 1828 Comment
  RSA258408  Polycarpon tetraphyllum C. W. Tilforth 1972-4-14 484 Los Angeles Common in drier, sandy areas of garden. Comment
  RSA262054  Polygonum argyrocoleon Reid V. Moran, R. M. Baeuchamp, T. Oberbauer 1975-8-25 22702 Los Angeles NW end of San Clemente Island. 5 Comment
  RSA464414  Polygonum aviculare subsp. aviculare F. R. Fosberg 1930-6-26 S- 3035 Los Angeles Lower Ballona Creek. 10 Comment
  UC1532941  Polygonum aviculare subsp. aviculare Robert F. Thorne 1975-9-4 47395 Los Angeles Fisherman's Cove Santa Catalina Island, campus of USC Marine Science Center Comment
  SD230269  Polygonum aviculare subsp. depressum Louis C. Wheeler 1973-6-8 Los Angeles Los Angeles: Southeast of Alameda St. and San Diego (405) Fwy, between Sepulveda Blvd. and 233rd St. [L.A. Harbor Dept., Classification Yard, East of Dominguez Flood Control Channel.] Comment
  CAS-BOT-BC71901  Polypodium californicum Geo. B. Grant s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC71903  Polypodium californicum 1902-5-27 s.n. Los Angeles Little Santa Anita Canyon 762 Comment
  LA94051  Polypodium californicum Lawrence L. Kiefer; 1966-5-14 2020 Los Angeles SANTA MONICA MOUNTAINS, ca 0.75 mi E of San Diego Frwy on Mulholland Dr, ravine just above road. 304 Comment
  RSA640159  Polypodium californicum L. C. Wheeler 1968-05 s.n. Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. Comment
  UCR194273  Polypodium californicum R. G. Swinney, Dave Larson 1999-6-25 7396 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
  SFV164  Polypodium californicum P. G. Kilburn 1957-11-30 554 Los Angeles Santa Monica Mountains Sepulveda Canyon, 3 miles south of Mulholland Road. Steep side canyon, going due west from Sepulveda Blvd. Comment
  UCSB62326  Polypodium californicum Kiefer, Lawrence 1966-4-10 Los Angeles Santa Monica Mtns., Beverly Glen Blvd. ca. 2mi above Sunset Blvd., ravine W of road 243 Comment
  UCSB62518  Polypodium californicum Kiefer, Lawrence 1966-3-27 Los Angeles Santa Monica Mtns., Temescal Cyn., ca. 3 mi fron Sunset Blvd. in the canyon. 274 Comment
  UCSB62754  Polypodium californicum Kiefer, Lawrence 1963-1-1 Los Angeles San Gabriel Mtns., Hwy 39 N of Azusa 457 Comment
  UCR200271  Polypogon interruptus P. H. Raven, R. F. Thorne 1964-5-7 19033 Los Angeles Transverse Ranges; Santa Monica Mountains, Saddle Rock Ranch, near Seminole Hot Springs 610 Comment
  UCSB70461  Polypogon monspeliensis Gross, LeRoy; Soza, Valerie 2001-6-6 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side; Wildwood Fire Road off of Verdugo Mountain Way dirt fire road; Down the road (north) until you come to bottom of canyon ± shady damp area in dry canyon bed 427 Comment
  LA105074  Polypogon monspeliensis Barry A. Prigge; 1988-7-3 8192 Los Angeles Santa Monica Mountains, Calabasas, ca 0.4 mi E of jtn of Mulholland Hwy and Old Topanga Rd, S of E-end of Calabasas High School track 313 Comment
  SBBG13515  Polypogon viridis P. H. Raven 1962-5-22 17844 Los Angeles Middle Ranch 213 Comment
  LA33349  Polypogon viridis Peter H. Raven; Henry J. Thompson 1959-10-18 14663 Los Angeles Santa Monica Mountains, Topanga Canyon, Coast highway at mouth of canyon 4 Comment
  SDSU1628  Polystichum imbricans subsp. curtum Gerald Collier 1951-5-5 M 3 Los Angeles About 5 miles north of Santa Anita Dam. Comment
  POM184694  Populus balsamifera subsp. trichocarpa Joseph A. Ewan 1932-6-12 7374 Los Angeles Stuart Mill. Mill Creek Fork. Tujunga Creek. San Gabriel Mtns. 960 Comment
  POM182359  Populus trichocarpa Joseph A. Ewan 1931-10-29 5285 Los Angeles La Sierra Canyon above Seminole Hot Springs. Comment
  CAS-BOT-BC453951  Potamogeton pectinatus LeRoy Abrams 1902-6-20 2575 Los Angeles Reservoir near Soldiers Home Comment
  RSA548671  Prosopis glandulosa var. torreyana Tim S. Ross, Annette Ross 1991-6-3 5554 Los Angeles San Jose Hills: undeveloped slopes west of California State Polytechnic University, Pomona. 274 Comment
  RSA662674  Prunella vulgaris subsp. lanceolata LeRoy Gross 2001-11-17 456 Los Angeles Just below trail From Three Points to Twin Peaks 1921 Comment
  UCR154219  Prunus ilicifolia A. C. Sanders, T. B. Salvato 2005-5-24 30252 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
  UCR174649  Prunus ilicifolia Jennifer H. Jones 2006-6-4 371 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  LA208112  Prunus ilicifolia subsp. ilicifolia Carl Epling; May 1925 sn Los Angeles Mint Canon Comment
  RSA675868  Prunus ilicifolia subsp. ilicifolia LeRoy Gross 2003-3-7 780 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. A short distance east [from given coordinates]. 518 Comment
  SBBG31340  Prunus ilicifolia subsp. lyonii R. F. Thorne 1966-4-7 35970 Los Angeles Howland Landing Cyn near rd to Johnson's Landing 22 Comment
  SBBG17760  Pseudognaphalium biolettii P. H. Raven 1962-4-10 17251 Los Angeles ca. 2 mi N of Thirst 518 Comment
  UC557807  Pseudognaphalium biolettii Nell Murbarger 1936-3-1 8 Los Angeles San Clemente Island Comment
  CAS-BOT-BC356549  Pseudognaphalium biolettii Geo. B. Grant 1900-3-9 s.n. Los Angeles Pasadena Comment
  SD52941  Pseudognaphalium biolettii Peter H. Raven 1962-4-11 17287 Los Angeles San Clemente Island; north of a point due west of Wall 2. 29 Comment
  JEPS30643  Pseudognaphalium californicum Henry J. Thompson and Peter H. Raven 1959-6-4 14326 Los Angeles behind point Point Dume; Santa Monica Mountains, Point Dume 45 Comment
  LA103235  Pseudognaphalium californicum Barry A. Prigge; 1985-6-14 6395 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  UC934022  Pseudognaphalium californicum H. L. Cogswell 1951-5-8 83 Los Angeles 0.75 mi n of San Dimas County Park (base of San Gabriel Mountains, on gentle s slope in shrubland, Sec.D-5 Plot 2); San Gabriel Mountains 457 Comment
  UCR259273  Pseudognaphalium canescens R. G. Swinney 2010-5-4 12516 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  JEPS34065  Pseudognaphalium stramineum F. W. Peirson 1920-9-17 2241 Los Angeles San Antonio Canyon San Gabriel Mountains, San Antonio Canyon 1341 Comment
  RSA574305  Pseudognaphalium stramineum R. G. Swinney 1994-5-7 2824 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
  CAS-BOT-BC357631  Pseudognaphalium stramineum Louis Wheeler 1932-6-5 802 Los Angeles Marshall Creek, San Gabriel Mts. 487 Comment
  CAS-BOT-BC80060  Pseudotsuga macrocarpa Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  CAS-BOT-BC80069  Pseudotsuga macrocarpa G. B. Grant 1900-4-11 s.n. Los Angeles Mt. Lowe 1524 Comment
  RSA0091170  Pteridium aquilinum R. G. Swinney 2011-6-30 15403 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCR178086  Pteridium aquilinum var. pubescens LeRoy Gross, Steve Larson, Valerie Soza 2001-5-31 389 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Southeast side. Dead Horse Canyon 335 Comment
  PASA1500  Pterostegia drymarioides Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  CDA5116  Punica granatum A. C. Sanders, Dan Malueg 2001-5-17 24346 Los Angeles Los Angeles Basin; Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned Comment
  RSA316366  Purshia tridentata var. glandulosa Robert F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 54993 Los Angeles 1/4-1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  RSA614328  Purshia tridentata var. glandulosa Louis C. Wheeler 1968-4-17 s.n. Los Angeles Big Rock Creek 1 mile north of Big Rock Springs. 1143 Comment
  RSA714523  Pyrus kawakamii A. C. Sanders, Lee Jones 2005-4-8 29328 Los Angeles South Coast: Palos Verdes Pininsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UCD46917  Quercus X macdonaldii Robert F. Thorne 1966-9-15 36702 Los Angeles Santa Catalina Island: Cape Canyon near small reservoir; 320 Comment
  CHSC21923  Quercus agrifolia Robert A. Schlising 1970-11-19 2957 Los Angeles Santa Monica Mountains; Latigo Canyon Road, about 2 miles south of Mulholland Highway. Comment
  UCR125953  Quercus agrifolia A. C. Sanders, Mark Elvin 2002-6-19 25164 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
  RSA596502  Quercus agrifolia var. agrifolia Louis C. Wheeler 1966-11-19 9129 Los Angeles San Gabriel Mountains. Tunnel Bypass, 1/4 mi. upstream from Dutch Louie Camp, Pacoima Canyon. 716 Comment
  POM19033  Quercus berberidifolia E. S. Spalding 1920-12-12 VIII- 2 Los Angeles Claremont E of Indian Hill. Comment
  POM271870  Quercus berberidifolia Lyman Benson 1947-1-16 12280 Los Angeles Lightpost 51, El Pariso Dr. Ganesha Hills, Pomona 305 Comment
  SBBG11786  Quercus berberidifolia D. E. Breedlove 1961-5-5 Los Angeles 7.6 mi NNE of Soledad Cyn Rd on Hwy 6 609 Comment
  UCR106844  Quercus berberidifolia J. M. Tucker 1948-9-26 1879 Los Angeles N slope San Gabriel Mtns., 11.4 mi. west of Palmdale, beside road to Elizabeth Lake. Comment
  UCR177729  Quercus berberidifolia LeRoy Gross 2000-10-28 303 A 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
  UCR178167  Quercus berberidifolia LeRoy Gross 2000-11-4 319 Los Angeles Verdugo Mountains, trail at end of Morning Glow, past Sunglow Way, east of La Tuna Canyon Road, Sun Valley 366 Comment
  UCSB72069  Quercus berberidifolia Gross, LeRoy; Soza, Valerie; Gilbert, Neil 2000-10-18 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 609 Comment
  CAS-BOT-BC62532  Quercus chrysolepis John Thomas Howell 1927-10-16 3144 Los Angeles Sturtevant Falls, Santa Anita Canon, San Gabriel Mts. Comment
  JEPS97690  Quercus chrysolepis Annetta M. Carter, Arthur Carter 1935-9-12 976 Los Angeles Chilao (Chellea). San Gabriel Mtns. 1630 Comment
  RSA488015  Quercus chrysolepis Mark Hoefs, D. Propst 1974-5-10 465 Los Angeles Santa Catalina Island: lower Fern Canyon. 213 Comment
  RSA730297  Quercus chrysolepis R. G. Swinney 1998-9-4 6915 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  SFV875  Quercus chrysolepis P. G. Kilburn 1958-9-19 873 Los Angeles Santa Susana Mountains Oat Mountain. Just south of main blacktop atop mountain. 915 Comment
  UCD170604  Quercus chrysolepis D. O. Burge 2017-9-17 2307 Los Angeles San Gabriel Mountains, Bailey Canyon, N of Sierra Madera. 740 Comment
  SD244717  Quercus dumosa David Keil 1986-9-27 19735 2 Los Angeles Along I-5, just south of Hungry Valley Road exit, roadside pullout 914 Comment
  SEINET4077705  Quercus dumosa R. Moran 1941-1 708 Los Angeles Middle Ranch, Santa Catalina Island. 200 Comment
  UC5594  Quercus dumosa W. H. Brewer 1860-12-5 46 Los Angeles San Gabriel Mts. Comment
  LA46616  Quercus durata Louis Wheeler; 1931-11-6 323 Los Angeles San Gabriel Mountains, foothills; 0.5 mi. E. Palmer Canyon 609 Comment
  RSA652363  Quercus durata var. gabrielensis O. Aragon, R. J. Meyer 1950-2-14 s.n. Los Angeles [County L.A. or San Bernardino] Mt. Baldy region. 1829 Comment
  UC1135587  Quercus engelmannii A. E. Wieslander 1936-8-29 685 Los Angeles Santa Anita Pasadena Quad. 182 Comment
  UCR18978  Quercus engelmannii John C. Roos 1946-10-12 3131 Los Angeles Base of San Gabriel Mtns., Foothill Boulevard, west of Monrovia Comment
  UCD46601  Quercus john-tuckeri Robert F. Thorne; R. Carolin and C. Davidson 1967-3-23 41580 Los Angeles San Gabriel MTS., Angeles National Forest: Grandview Canyon, Mohave Desert slope N of Mile High Ranch in desert chaparral; 1371 Comment
  RSA187684  Quercus pacifica Robert F. Thorne 1966-9-15 36702 Los Angeles Santa Catalina Island, Cape Canyon near small reservoir 320 Comment
  LA205329  Quercus tomentella Jonathan Sauer; D. L. Johnson 1969-5-10 4512 Los Angeles San Clemente Island, bottom of Reservoir Canyon, central E coast Comment
  SBBG95482  Quercus tomentella M. B. Dunkle 1928-11-2 2026 Los Angeles Gallagher Cyn Comment
  UCR86528  Quercus tomentella T. S. Ross, E. Kellogg 1992-4-12 6126 B Los Angeles San Clemente Island, 110 degrees ESE, 480-600m from Vista (point), at the head of Grove Canyon 495 Comment
  SEINET13953936 Image available Quercus turbinella Martha P. Creighton 1952-1 294 Los Angeles Juniper Hills (Sima Mesa, Gabriel Mts.) Comment
  LA205364  Quercus wislizeni Louis Wheeler; 1932-4-16 628 Los Angeles San Gabriel Mountains, Santa Anita Canyon, W side 761 Comment
  OBI36780  Quercus wislizeni David J. Keil 1980-3-27 13734 Los Angeles 1 mi E of Ridge rte on Pine Canyon rd (L.A. county rd N-2) 1189 Comment
  RSA0062863  Quercus wislizeni var. frutescens LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6776 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UC33292  Rafinesquia neomexicana Dr. A. Davidson July 1895 Los Angeles Antelope Valley Comment
  UC565545  Rafinesquia neomexicana Herbert L. Mason 1926-4-27 3062 Los Angeles 30 mi w Victorville Comment
  RSA138241  Ranunculus californicus Peter H. Raven 1959-4-4 13948 Los Angeles Just east of Zuma Beach, Point Dume. 15 Comment
  RSA400002  Ranunculus hebecarpus Bonnie C. Templeton 1947-5-21 6273 Los Angeles Bouquet Canyon, Angeles Natl. Forest. Comment
  UC118240  Ranunculus hebecarpus T. S. Brandegee 1890-5-13 Los Angeles Santa Catalina Island Comment
  UCR124621  Ranunculus hebecarpus I. W. Clokey, B. C. Templeton 1929-1 4429 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  CATA1252  Raphanus raphanistrum Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2332 Los Angeles Santa Catalina Island: Catalina Harbor 3 Comment
  RSA679201  Raphanus raphanistrum Michael Denslow, S. D. Boyd 2003-5-7 1090 Los Angeles San Gabriel Mountains region: Glendora Ridge Motorway (1N26) west of intersection with Glendora Mountain Road (2N08). 762 Comment
  LA212152  Raphanus raphanistrum Harold Pirie; 1963-5-12 s.n. Los Angeles Open grass field in disturbed soil just N of Desoto and Ventura in Woodland Hills. 243 Comment
  UC1584034  Raphanus sativus Tim Ross 1991-2-23 4109 Los Angeles Whittier Hills (Puente Hills), Upper Turnbull Canyon, 1/5 air mi wnw of Turnbull Canyon Road x Skyline Drive Upper Turnbull Canyon; Whittier Hills (Puente Hills), Upper Turnbull Canyon 298 Comment
  LA32256  Raphanus sativus Peter H. Raven; Henry J. Thompson 1959-6-4 14320 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA755840  Rhamnus californica R. G. Swinney 2008-7-2 9109 Los Angeles Reed Spring. South Fork Big Rock Creek, 1.0 mi. north of junction of Hwy 2 and Old Hwy 39 1878 Comment
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Sep 21 2010
  RSA0055054  Rhamnus californica Unspecified 1951-5-10 s.n. Los Angeles Escondido Canyon. 45 Comment
  RSA596140  Rhamnus californica subsp. californica Tim S. Ross, S. D. Boyd 1995-6-28 8651 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  CAS-BOT-BC59938  Rhamnus crocea C. L. Hitchcock; C. V. Muhlick 1964-3-17 23094 Los Angeles 3 mi. se. of Glen Ivy Hot Springs. Comment
  UCR271466  Rhamnus ilicifolia R. G. Swinney 2011-6-14 15150 Los Angeles San Gabriel Mountains, upper Charlton Flat Campground., 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road 1671 Comment
  RSA3558  Rhamnus pirifolia Carl B. Wolf 1932-5-10 3502 Los Angeles Avalon Canyon, Santa Catalina Island. 122 Comment
  SD45604  Rhamnus pirifolia Darley F. Howe 1953-5-3 Los Angeles Mouth of Wain Canyon, Catalina Island Comment
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Jun 10 2014
  UC592934  Rhamnus pirifolia C. B. Wolf 1932-5-10 Los Angeles back of Avalon (100 yds se of summit of the Equestrian Trail); Santa Catalina Island 304 Comment
  UCR209435  Rhus aromatica R. G. Swinney 1969-4-2 321 Los Angeles Western Transverse Range; Santa Monica Mtns., Cornell on Mulholland Highway 229 Comment
  UCR256271  Rhus aromatica R. G. Swinney 2010-3-22 12088 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  SBBG32148  Rhus integrifolia R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -247 Los Angeles ridge, Mt Orizaba Comment
  SBBG98599  Rhus integrifolia T. Ross 1999-3-9 4183 Los Angeles Whittier Hills (Puente Hills); SE side of ridgetop knoll, head of Oak Cyn 368 Comment
  UC109843  Rhus integrifolia T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  UCR258579  Rhus integrifolia R. G. Swinney 2010-4-23 12365 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCR41720  Rhus integrifolia G. R. Ballmer, G. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  UCSB8657  Rhus integrifolia Philbrick, Ralph 1954-03 Los Angeles Pacific Palisades Comment
  JEPS66263  Rhus ovata Frank W. Peirson 1918-5-19 106 Los Angeles Millards Canyon 1036 Comment
  RSA0116827  Rhus ovata R. G. Swinney 2010-8-11 13487 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  SFV15489  Ribes aureum E. J. Spencer 1992-2-19 3 Los Angeles Bear Canyon, east of Sand Canyon Road at milepost 7.64. 732 Comment
  UC1127374  Ribes aureum A. D. Gifford 1935-1-8 413 Los Angeles Palomas river was Tejon Quadrangle Comment
  UCR193632  Ribes aureum A. C. Sanders 2008-7-10 35735 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCR256256  Ribes aureum R. G. Swinney 2010-3-10 11841 Los Angeles San Gabriel Mountains, FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  POM6757  Ribes aureum var. gracillimum L. T. Street 1919-3-16 2399 Los Angeles Lone Hill, San Dimas Comment
  UCR206499  Ribes aureum var. gracillimum A. C. Sanders, T. B. Salvato 2009-5-20 36867 Los Angeles San Gabriel Valley, near Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, along road to skeet shooting range, S of Hwy 60 65 Comment
  RSA476451  Ribes californicum var. hesperium Anstruther Davidson 1894-02 1837 Los Angeles Millard s Canyon Comment
  UC11564  Ribes californicum var. hesperium J. H. Barber 1897-1-6 6 Los Angeles Santa Monica Canyon Comment
  CAS-BOT-BC93399  Ribes cereum Robert F. Thorne 1969-7-2 38341 Los Angeles San Gabriel Mountains. Angeles National Forest. At Dawson Saddle. 2407 Comment
  CAS-BOT-BC173102  Ribes indecorum Wyckoff; Johnson 1921-1-6 92 Los Angeles San Antonio Canyon, Sierra Madre Mts. 762 Comment
  RSA441485  Ribes indecorum Louis Greata 1901-04 s.n. Los Angeles San Gabriel Mts. Comment
  UC1583144  Ribes indecorum Tim Ross, Steve Boyd 1990-5-14 2462 Los Angeles Yerba Buena Ridge, Tujunga Ranger District San Gabriel Mountains, Angeles National Forest 1155 Comment
  CAS-BOT-BC173420  Ribes malvaceum I. M. Johnston 1927-7-2 1752 Los Angeles Near Brown's Flat 1524 Comment
  SFV1634  Ribes malvaceum K. A. Wilson 1961-3-10 963 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  RSA589107  Ribes nevadense Orlando Mistretta 1994-7-1 1391 Los Angeles San Gabriel Mountains: Santiago Canyon. Sheep Camp Spring, Northwest of summit of Pacifico Mountain. 1951 Comment
  SD45588  Ribes nevadense D. F. Howe 1953-5-31 2294 Los Angeles Mt. Wilson 1493 Comment
  UCR204412  Ribes nevadense R. G. Swinney 2001-9-15 8172 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  UC11615  Ribes roezlii H. M. Hall 1899-6-20 1271 Los Angeles Schwartout Canyon San Antonio Mountains 2042 Comment
  CAS-BOT-BC186163  Ribes roezlii var. roezlii Le Roy Abrams; E. A. McGregor 1908-7-3 606 Los Angeles North Baldy Mountain, San Gabriel Mountains 2590 Comment
  CAS-BOT-BC168668  Ribes speciosum Alice Eastwood 1919-7-4 9290 Los Angeles Santa Monica Canyon Comment
  RSA549202  Ricinus communis T. S. Ross 1990-6-20 3696 Los Angeles San Gabriel Mountains: Forest Service Rd 1N36 heading S from Rincon-Red Box Rd; ridge between Spinks and Van Tassel Canyons 756 Comment
  UCR260021  Ricinus communis R. G. Swinney 2010-4-21 12320 Los Angeles San Gabriel Mountains, Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  RSA708614  Robinia pseudoacacia Valerie L. Soza, Leland Lubinsky 2001-5-16 1232 Los Angeles Drainage off Whiting Woods Mtwy, ridge north of Henderson Canyon. 549 Comment
  CAS-BOT-BC92171  Romneya coulteri var. coulteri S. B. Parish; W. F. Parish 1882-10-1 393 Los Angeles Santa Ana River. Comment
  POM272652  Rorippa gambelii George B. Grant 1904-7-8 6316 Los Angeles Cienega Comment
  RSA279018  Rorippa palustris subsp. occidentalis R. F. Thorne, C. W. Tilforth 1971-4-9 41547 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  CAS-BOT-BC146925  Rosa woodsii John Thomas Howell 1947-7-18 23430 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  RSA230203A  Rosa woodsii subsp. gratissima Robert F. Thorne 1969-7-2 38297 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA230258  Rubus parviflorus Robert F. Thorne 1969-7-2 38319 Los Angeles San Gabriel Mts., Angeles National Forest: Moist area about spring 1 mile SW of Kratka Ridge along Angeles Crest Hwy. 2073 Comment
  RSA0013593  Rubus ursinus Orlando Mistretta, Christine Mistretta 2011-6-30 5781 Los Angeles North Fork Mill Creek; along Forest Road 3N27. 1200 Comment
  RSA584956  Rubus ursinus Tim S. Ross, Steve D. Boyd 1990-6-1 2775 Los Angeles Magnetic Springs: in Moody Canyon (ca. 2.15 air-miles NW of Mt. Gleason). 1195 Comment
  SDSU9249  Rubus ursinus Gerald Collier 1951-5-5 Los Angeles Santa Anita Canyon, San Gabriel Mtns., 2.0 miles up canyon from base of Chantry Flats Trail. Comment
  RSA631382  Rumex crispus Valerie L. Soza, Kent Hughes 1999-6-4 468 Los Angeles Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 366 Comment
  LA33968  Rumex salicifolius Peter H. Raven; 1959-9-6 14403 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near mouth. 12 Comment
  SBBG13494  Rumex salicifolius E. R. Blakley 1962-10-5 5455 Los Angeles Cottonwood Cyn, 0.25 mi upstream from ocean 30 Comment
  UC586901  Rumex salicifolius var. salicifolius Joseph Andorfer Ewan 1934-8-3 8394 Los Angeles Swartout Valley, near county line San Gabriel Mts. 1981 Comment
  CAS-BOT-BC454162  Ruppia maritima Carl B. Wolf 1932-5-12 3591 Los Angeles Little Harbor, Santa Catalina Island. 3 Comment
  UC1124641  Salazaria mexicana A. Lewis 1933-4-20 184 Los Angeles 1 mi ne Vincent; Elizabeth Lake Quad., ne of Vincent Comment
  CATA1246  Salicornia pacifica Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2326 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  RSA187746  Salicornia virginica R. F. Thorne 1966-4-4 35769 Los Angeles Santa Catalina Island: salina behind Ballast Point, Catalina Harbor, Isthmus. Comment
  RSA478885  Salicornia virginica M. B. Dunkle 1939-4-7 7330 Los Angeles San Clemente Island, Pyramid Cove. Comment
  CAS-BOT-BC103158  Salix bonplandiana Peter H. Raven 1959-5-3 14103 Los Angeles Franklin Canyon 0.7 miles south of Mulholland Drive 289 Comment
  UCR205059  Salix exigua R. G. Swinney 2008-4-4 8605 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  SBBG57960  Salix exigua var. hindsiana R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  RSA0105483  Salix gooddingii R. G. Swinney 2011-3-18 14166 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  RSA0091146  Salix laevigata R. G. Swinney 2011-5-12 14695 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  RSA597774  Salix laevigata Steve D. Boyd, Lauren Raz 1997-3-14 9187 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  SBBG59070  Salix laevigata R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  SEINET3158570  Salix laevigata G. B. Grant 1154 Los Angeles Los Angeles river Comment
  UC483014  Salix laevigata F. R. Fosberg 1931-5-4 S 4756 Los Angeles mouth of Middle Ranch Canyon; Santa Catalina Isl., Middle Ranch Canyon 5 Comment
  UC447155  Salix lasiandra subsp. lasiandra J. Ewan 1931-2-2 4017 Los Angeles Rio Hondo R. near Downey; Rio Hondo R. Comment
  CAS-BOT-BC128129  Salix lasiandra var. lasiandra Carl W. Sharsmith 1932-1-17 8 Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  POM362702  Salix lasiolepis Blanche Trask 1901-03 s.n. Los Angeles Avalon, Catalina Island. Comment
  POM48309  Salix lasiolepis Philip A. Munz 1925-2-22 9342 Los Angeles Santa Susanna. Comment
  RSA605821  Salix lasiolepis Louis C. Wheeler 1966-10-27 9104 Los Angeles San Gabriel Mountains: East Fork San Gabriel River, just above Cattle Canyon. Comment
  SEINET2065107 Image available Salix lasiolepis Dick Swinney 1990-1-1 1502 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, Big Dalton Canyon, 1.4 miles E of Glendora Mountain Road on Big Dalton Canyon Road. Comment
  UC482203  Salix lasiolepis Mrs. H. P. Bracelin and F. R. Fosberg 1931-10-11 572 Los Angeles on Ventura Blvd. near Vejor Creek bridge (gas station) 1350 Comment
  UCR155613  Salix lasiolepis A. C. Sanders 2005-5-11 30151 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  UCR223598  Salix lasiolepis R. G. Swinney 2009-6-8 11088 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
  RSA657938  Salix lucida subsp. lasiandra Joseph M. Keefe 2000-12-12 s.n. Los Angeles Fire Road east of Aviation Buildings, Glendale College, 1500 North Verdugo Road, Glendale, 91208. 244 Comment
  CAS-BOT-BC126297  Salix sessilifolia F. Ray Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura, Santa Monica Mountains Comment
  LA211556  Salsola tragus Mark A. Elvin; 2928 Los Angeles SANTA CLARITA VALLEY, Newhall Ranch, Commerce Center site, South end of ridge Northeast of confluence of Castaic Creek and Hasley Creek, Survey Area 52. 313.0 Comment
  RSA0060698  Salsola tragus Nancy Hamlett 2014-9-25 s.n. Los Angeles Bernard Field Station, area known as East Field. Approx. 1.5 m (larger plant) and 3 m (smaller plant west of Mills Ave. fence, about halfway between Foothill Blvd. fence and east-west fire road. 374 Comment
  SBBG58395  Saltugilia splendens R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  OBI48771  Saltugilia splendens K. Harper 1986-5-16 Los Angeles San Gabriel Mountains, norther paved road to Chilao, W of Newcomb Ranch & Hwy 2. 1829 Comment
  RSA0086921  Salvia apiana R. G. Swinney 2010-8-9 13470 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  UC1124648  Salvia apiana G. T. Nordstrom 1935-2-2 310 Los Angeles 0.25 mi e Mouth of West Fork; Angeles National Forest, Tejon Quad. 792 Comment
  RSA442826  Salvia apiana William Emboden 1969-5-28 11 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA411359  Salvia carduacea Roy R. Snelling 1977-4-18 4 Los Angeles 2 miles south of Pearblossom. 1067 Comment
  RSA187972  Salvia columbariae Robert F. Thorne 1966-4-7 35945 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  UCR139471  Salvia columbariae L. E. Hoffman 1930-5-8 s.n. Los Angeles Sunland 488 Comment
  UCR198510  Salvia columbariae 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
  RSA401467B  Salvia columbariae L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima, Angeles National Forest. Comment
  SBBG17192  Salvia dorrii var. pilosa M. Vincent 1962-5-7 230 Los Angeles hwy 0.5 mi from main hwy between Pearblossom and Valyermo Comment
  CAS-BOT-BC233662  Salvia leucophylla Street; Williams 1919-5-10 2718 Los Angeles Turnbull Canyon 304 Comment
  CAS-BOT-BC233296  Salvia mellifera Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7408 Los Angeles Rancho Palos Verdes, un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive, San Pedro 7.5' USGS quadrangle 164 Comment
  RSA0082895  Salvia mellifera R. G. Swinney 2010-5-7 12582 Los Angeles 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
  RSA294794  Salvia mellifera Lyman Benson 1946-5-13 12087 Los Angeles Midway between Pomona and Brea. Puente Hills. 274 Comment
  RSA337606  Salvia mellifera S. Carlquist 1983-7-20 15800 Los Angeles Mt. Baldy Road near flood control dam at base of canyon. Comment
  RSA434112  Salvia mellifera Edwin Kline 1926-5-9 s.n. Los Angeles Tujunga Canyon. Comment
  RSA82404  Salvia mellifera Joseph A. Ewan 1932-5-10 7465 Los Angeles Hybrid colony on hot fire break, west rim of Verdugo Canyon Comment
  SBBG119539  Salvia mellifera A. C. Sanders, H. Kennedy 2005-4-13 29432 Los Angeles lower Mint Cyn at the community of Mint Cyn 457 Comment
  SEINET4082391  Salvia mellifera O. M. Clark 1932-1 5121 Los Angeles North Los Angeles. Comment
  UCD125598  Salvia mellifera Kenneth R. Montgomery; Thomas W. Strid 1973-4-13 73- 8 Los Angeles on north facing slope at Dillon Divide, San Gabriel Mountains, California. Site of LASCA Cistus field plot. Comment
  RSA434076  Salvia spathacea A. M. Johnson 1934-5-4 4472 Los Angeles Santa Monica Mtns: Sepulveda Canyon, beyond tunnel; bottom of ravine. Comment
  RSA0065578  Sambucus caerulea Eleanor McClung 1937-5-5 163 Los Angeles Griffith Park, Los Angeles. Comment
  PASA280  Sambucus cerulea Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  CHSC8354  Sambucus mexicana Edward L. Smith 1958-5-19 463 Los Angeles Located in a wash at Pomona College, Claremont. San Gabriel Mts. 365 Comment
  POM180163  Sambucus mexicana Joseph A. Ewan 1931-10-29 5275 Los Angeles 1/2 mi. below Seminole Hot Springs. 396 Comment
  POM305142  Sambucus mexicana Henry J. Ramsey, Henry J. Ramsey 1937-4-26 435 Los Angeles Azusa. Comment
  RSA477550  Sambucus mexicana L. C. Wheeler 1931-8-6 s.n. Los Angeles 2 miles north of Claremont. 411 Comment
  SD52887  Sambucus nigra subsp. caerulea Peter H. Raven 1962-5-9 17697 Los Angeles San Clemente Island, on floor of canyon just north of Gray 299 Comment
  UCR256264  Sambucus nigra subsp. caerulea R. G. Swinney 2010-10-13 14046 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  SFV2607  Sanicula arguta K. A. Wilson 1961-3-10 954 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  UC875440  Sanicula arguta F. R. Fosberg 1931-3-23 S 4334 Los Angeles Santa Catalina Island, Hamilton Canyon Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 40 Comment
  UCR204450  Sanicula bipinnatifida R. G. Swinney 2005-4-15 8220 Los Angeles San Gabriel Mtns., Glendora, South Hills, junction of Wild Iris Trail and South Hills Trail 351 Comment
  SBBG116987  Sanicula crassicaulis S. A. Junak 2001-5-3 SCa 1473 Los Angeles just N of Airport Rd, in extreme upper portion of Swain (Toyon) Cyn 374 Comment
  RSA445280  Satureja douglasii M. B. Dunkle 1931-4-22 2461 Los Angeles Santa Catalina Island, Middle Ranch Canyon. Comment
  RSA250686  Saxifraga californica R. F. Thorne 1971-4-2 41431 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont 549 Comment
  RSA593466  Schedonorus arundinaceus Steve Boyd, Mike Wall 1996-5-16 8785 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca. 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  POM186325  Schinus molle L. C. Wheeler 1932-9-6 1352 Los Angeles Thompson wash near La Verne. 373 Comment
  LA211075  Schinus terebinthifolius Arthur C. Gibson; 2010-1-29 5277 Los Angeles SANTA MONICA MOUNTAINS, Hollywood Hills, Griffith Park, along roadside ca 400 m S of Travel Town parking lot. Comment
  CATA615  Schismus arabicus Mark L. Hoefs 1991-4-8 1065 Los Angeles Santa Catalina Island: Upper Avalon Canyon, below Wrigley Memorial, near drainage channel 143 Comment
  UCSB22446  Schismus arabicus Bridge, Phillip 1966-5-13 Los Angeles East side of 213th Street, .3 mile south from its junction with State 138, San Gabriel Mountains at base 1021 Comment
  OBI2536  Schismus barbatus Larry E. Brown 1970-5-2 1793 Los Angeles At campground in the Joshua Tree State Park near Lancaster Comment
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Sep 29 2015
  RSA632019  Schismus barbatus L. C. Wheeler 1973-4-8 s.n. Los Angeles San Gabriel Mountains: Little Tujunga Canyon. 426 Comment
  RSA710782  Schismus barbatus LeRoy Gross 2005-4-28 s.n. Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. 1235 Comment
  SEINET10320463  Schoenoplectus americanus G. B. Grant 4893 Los Angeles Los Angeles Comment
  UC306159  Scirpus maritimus I. Johnston 1917-6-10 1318 Los Angeles Playa del Rey Playa del Rey (Southern California) Comment
  UCR271318  Scirpus microcarpus R. G. Swinney 2011-5-12 14696 Los Angeles San Gabriel Mountains, Aliso Canyon Creek, 50-100 m west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy, west of mouth of Cabin Canyon Creek 1183 Comment
  RSA188495  Scirpus microcarpus Robert F. Thorne, John Olmsted 1965-8-26 35419 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River 1585 Comment
  LA82041  Scrophularia californica subsp. californica O. H. Kappler; 1943-4-28 377 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Lower end Sepulveda Canyon. Comment
  UCR274096  Scrophularia villosa Steven A. Junak 1999-4-24 SCa- 866 Los Angeles California Islands, Santa Catalina Island, below Empire Landing Road 415 Comment
  SEINET3153292  Scutellaria angustifolia G. B. Grant 1189 Los Angeles Altadena Comment
  SD38569  Scutellaria mexicana McCulloch 1931-5-1 2067 A Los Angeles Acton Comment
  SD147961  Scutellaria siphocampyloides Richard Olmstead 1986-6-8 792 Los Angeles Angeles National Forest along Creek near picnic area at Chilao Camp. 1600 Comment
  SFV8254  Scutellaria siphocampyloides T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1611 Los Angeles San Gabriel Mountains Chilao Flat. 1585 Comment
  RSA506210  Selaginella asprella Louis Cutter Wheeler 1967-7-15 10062 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  LA93996  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-6 1651 Los Angeles SANTA MONICA MOUNTAINS, San Nicholas Canyon, ca 0.75 mi from mouth of canyon. 182 Comment
  UC557632  Selaginella bigelovii Nell Murbarger Mar 1936 42 Los Angeles San Clemente Island Comment
  LA5826  Selaginella bigelovii A. M. Johnson; 1934-3-16 4379 Los Angeles Comment
  RSA683747  Selaginella bigelovii F. Raymond Fosberg 1931-3-24 R 81 Los Angeles Santa Catalina Island. Hamilton Canyon Near Avalon. 80 Comment
  SEINET10470949  Selaginella bigelovii F. R. Fosberg 1931-4-22 Fosberg R 93 Los Angeles Eagle Nest. Middle Ranch Canyon. Santa Catalina Island. Rocks, N wall. Upper Sonoran Zone. 200 Comment
  LA209930  Senecio breweri Arthur C. Gibson; 2005-5-5 5069 Los Angeles Comment
  JEPS15070  Senecio flaccidus var. douglasii F. Grinnell Jr. 1917-6-30 Los Angeles Altadena 457 Comment
  RSA473044  Senecio lyonii F. H. Elmore 1939-11-26 s.n. Los Angeles Wilsons Cove, San Clemente Island. Comment
  SD52848  Senecio lyonii Peter H. Raven 1962-4-10 17188 Los Angeles San Clemente Island, hillside above Wilson Cove 105 Comment
  RSA675874  Senecio vulgaris LeRoy Gross 2003-3-9 784 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 357 Comment
  CAS-BOT-BC438166  Sesuvium verrucosum I. Johnston 1917-4-11 s.n. Los Angeles Nigger Slough Comment
  UCR204101  Setaria parviflora Michael Denslow 2003-11-8 1901 Los Angeles Coastal Plains & Basins; San Bernardino Basin region, Claremont, northeast corner of Cambridge and Arrow Hwy 333 Comment
  CAS-BOT-BC243623  Setaria pumila Peter H. Raven 1956-6-17 9407 Los Angeles Westwood, Los Angeles Comment
  RSA599830  Setaria viridis Steve Boyd, Lauren Raz 1997-5-6 9741 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  CATA2050  Silene antirrhina Steven A. Junak 1998-6-13 739 Los Angeles Santa Catalina Island: Coastal slopes just W of beach at Little Harbor 48 Comment
  UCR190416  Silene antirrhina R. G. Swinney 2000-5-20 7689 Los Angeles San Gabriel Mtns., NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 756 Comment
  SBBG93069  Silene gallica S. Myers, R. Montijo 1990-4-20 Los Angeles Powder Cyn; La Habra Heights 243 Comment
  UCR186783  Silene gallica Gary Kovnat, LeRoy Gross 2003-4-5 37 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone Comment
  CAS-BOT-BC387010  Silene gallica Geo. B. Grant 1905-4-2 1206 Los Angeles Pasadena, Southern California Comment
  SFV21127  Silene laciniata subsp. laciniata L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1047 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  SFV15502  Silene laciniata subsp. laciniata E. J. Spencer 1992-4-29 14 Los Angeles San Gabriel Mountains Ruby Canyon, east of Lake Hughes Road, 12.4 miles from I-5. 549 Comment
  UC72592  Silene laciniata subsp. major Pupils of Los Angeles High School May 1903 Los Angeles Laurel Canyon Comment
  RSA477923  Silene laciniata subsp. major R. J. Tinkler 1969-7-4 s.n. Los Angeles Lopez Canyon Road, San Fernando. Comment
  SD253427  Silene lemmonii R. G. Swinney 2011-5-19 14784 Los Angeles San Gabriel Mountains: Camp Colby, 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Canyon, south side of Coldwater Canyon Creek. 1073 Comment
  UCR263282  Silene lemmonii Anuja Parikh, Nathan Gale 2012-5-10 3590 Los Angeles Transverse Range: San Gabriel Mountains, 0.8 km south of the West Fork San Gabriel River, 0.9 km northeast of Newcomb Pass 1070 Comment
  RSA0081491  Silene platyota R. G. Swinney 2009-6-24 11253 Los Angeles Summit of Granite Mountain. 1988 Comment
  CAS-BOT-BC175107  Silene verecunda Frank W. Peirson 1922-7-5 4687 Los Angeles N. of Big Pines. San Gabriel Mts. Comment
  RSA473575  Silybum marianum F. R. Fosberg 1931-5-21 54931 Los Angeles Santa Catalina Island, between Cherry Valley and Howlands Landing 30 Comment
  RSA637506  Silybum marianum Valerie L. Soza, LeRoy Gross 1999-5-10 448 Los Angeles San Gabriel Mountains: Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue. 378 Comment
  UCR166087  Sisymbrium altissimum Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  RSA660404  Sisymbrium altissimum Orlando Mistretta 1992-6-17 593 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA563490  Sisymbrium orientale Timothy S. Ross, Walter Appleby 1993-5-13 7117 Los Angeles Western San Gabriel Mtns: Steep northerly slope ca 850 m NE of Los Pinetos Spring, draining to easterly tributaries of Los Pinetos Canyon 854 Comment
  RSA653837  Sisymbrium orientale Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O Brien 2000-4-25 772 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  UCR223070  Sisymbrium orientale R. G. Swinney 2009-5-6 10679 A Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA746853  Sisymbrium orientale Orlando Mistretta 1992-5-21 383 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  UCR179293  Sisyrinchium bellum R. G. Swinney 1969-5-5 435 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 358 Comment
  RSA597817  Sisyrinchium bellum Louis C. Wheeler 1969-4-19 s.n. Los Angeles San Gabriel Mountains. Placerita Canyon 457 Comment
  SEINET8887815  Sisyrinchium bellum G. B. Grant, W. Wheeler 1904-5-7 s.n. Los Angeles Collected at Glendora Comment
  RSA748889  Sisyrinchium idahoense var. occidentale Richard G. Swinney 2001-8-11 8040 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  SBBG105476  Solanum douglasii F. R. Fosberg 1931-3-20 4312 Los Angeles Hamilton Cyn, S wall 30 Comment
  UC483375  Solanum douglasii L. R. Abrams and I. L. Wiggins 1931-7-6 346 Los Angeles vicinity of Mosquito Harbor (San Clemente Island); San Clemente Island Comment
  UCR255823  Solanum douglasii R. G. Swinney 2010-5-4 12507 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  CDA14465  Solanum douglasii G. D. Barbe 1989-1-18 4313 Los Angeles Between Beach Bloulevard (Hwy 39) and Coyote Creek, north of Rosecrans Avenue, La Mirada. 0 Comment
  NY821436  Solanum nigrum L. Abrams 1902-6-20 2571 Los Angeles Soldier's Home, reservoir Comment
  RSA450609  Solanum nigrum A. C. Sanders 1987-12-4 7574 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  POM219191  Solanum physalifolium var. nitidibaccatum Louis C. Wheeler 1932-8-11 1130 Los Angeles 2 mi. NE La Verne. Damp sunny clay soil. 381 Comment
  UCR123288  Solanum triflorum Steve Boyd 1988-7-12 2534 Los Angeles Claremont, grounds of Rancho Santa Ana Botanic Garden 404 Comment
  RSA651337  Solanum umbelliferum Matt Bogdanoff 1981-5-25 26 Los Angeles Glendora Mtn. Rd., 5.2 mi N of junction with Sierra Madre Ave., N of Glendora. 671 Comment
  UC26268  Solanum umbelliferum W. H. Brewer 1861-2-1 207 Los Angeles Santa Susanna Mountains Comment
  RSA597280  Solanum umbelliferum Tim S. Ross, Peter Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3728 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  UCD127089  Solanum xanti Gerald Dickinson 1962-3-29 3 Los Angeles 7 miles W of Topanga Canyon Road. Mulholland Dr. Santa Monica Mountains. 356 Comment
  UCD127091  Solanum xanti Dan Axelrod 1932-3-21 s.n. Los Angeles 1 mile east of Claremont, Antelope Valley. Comment
  SEINET11383205 Image available Solidago velutina subsp. californica Unknown 1929-1 3480 Los Angeles Mouth of Millards Canyon. Comment
  SBBG20497  Sonchus oleraceus E. R. Blakley 1963-12-7 6371 Los Angeles 200 yds SE of new air strip 60 Comment
  UCR205218  Sonchus oleraceus R. G. Swinney 2006-6-18 8534 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  UCR259586  Sonchus oleraceus R. G. Swinney 2010-4-15 12225 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  RSA533901  Sonchus oleraceus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5151 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage. 1600 ft. SE of the 924'BM at the E end of old airfield landing strip. 250 Comment
  HSC10984  Sorghum halepense C. E. Fellows 1965-12-11 180 Los Angeles City of Reseda, Reseda Blvd. at Strathern St. Comment
  SD30540  Sorghum halepense Frances Mc Cullock 1931-4-26 2010 Los Angeles Carson Blvd. near Long Beach, roadside Comment
  UCR178947  Sorghum halepense R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., Glendora, 70 yds. west of Country Club Rd. on Valiant St., NE of Glendora High School 305 Comment
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Apr 11 2014
  RSA642686  Spartium junceum Orlando Mistretta 1992-7-14 703 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA652723  Spartium junceum Diane T. Liggett 1981-5-29 22 Los Angeles Glendora Mtn. Road, 40 km east of Los Angeles before exit to San Dimas Experimental Forest. Comment
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Aug 28 2014
  SEINET13276805 Image available Spartium junceum R. G. Swinney 2011-1 15272 Los Angeles San Gabriel Mountains: 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder (Chilao Flat 7.5' Q.) (T3N R11W S35) 1658 Comment
  UCR255855  Spartium junceum Dan S. Cooper 2014-6-4 614- 60 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Hollywood Reservoir, eastern edge of perimeter road/Canyon Lake Dr. 233 Comment
  RSA0098738  Spergularia macrotheca R. F. Thorne, Percy C. Everett 1965-5-11 34556 Los Angeles Santa Catalina Island. Behind N beach at Little Harbor. 2 Comment
  RSA0098528  Spergularia marina LeRoy Gross 1999-4-29 145 Los Angeles Santa Susana Mountains, east end: Rice Canyon, north on interstate 5, exit Calgrove Ave. Turn left to The Old Road, City of Newhall. 426 Comment
  UCR98270  Spergularia marina Scott D. White 1997-3-12 4753 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  CATA3516  Spergularia villosa Julia Parish 2017-12-31 049 Los Angeles Santa Catalina Island: Pacific side; Grand Canyon watershed; ridge south of Upper Coffeepot Road before it turns down to Coffeepot Canyon 461 Comment
  CAS-BOT-BC391002  Spergularia villosa G. B. Grant 1917-6-5 s.n. Los Angeles Pasadena Comment
  RSA0051602  Stachys albens Harold L. Pirie 1963-7-27 s.n. Los Angeles Cold Creek of Stunt Rd. in the Santa Monica Mts. 563 Comment
  LA52378  Stachys bullata Elizabeth McClintock; 1936-5-4 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  SDSU12067  Stachys bullata Jennifer Swenson, David Shaari 1995-5-1 IV 95 B Los Angeles Off of Kanan-Dume Rd, past big curve, 3 mile southo f Latigo Canyon Rd, gatedirt road on west side; 1/2 mile beyond gate on southwest side of road. (USGS 7/5' Pt. Dume Quadrangle) 419 Comment
  UCSB23655  Stanleya pinnata McPherson, James 1966-7-12 Los Angeles South side of Elizabeth Tabe Road, 2 miles east of its junction with Goode Hill Road, 7 miles west of Palmdale 914 Comment
  SDSU17721  Stellaria media S. E. Bullock 1968-3-26 9 Los Angeles Claremont, Blanchard Park, Mills Ave. between First and Sixth Streets. 351 Comment
  CAS-BOT-BC375123  Stephanomeria cichoriacea G. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  SBBG19124  Stephanomeria diegensis M. A. Piehl 1963-12-7 631058 Los Angeles near shore opposite Pyramid Head 9 Comment
  RSA732846  Stephanomeria parryi R. G. Swinney 2001-5-18 7934 Los Angeles Mojave Desert: Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy. 138. 1284 Comment
  UCR190721  Stephanomeria parryi R. G. Swinney 2001-5-18 7934 Los Angeles San Gabriel Mtns./Mojave Desert, Largo Vista area, c. 1/2 mile east of Largo Vista Rd. at a point 3.56 mi. south of Hwy 138 1284 Comment
  CAS-BOT-BC322835  Stephanomeria pauciflora Ernest C. Twisselmann 1970-9-8 17495 Los Angeles Highway 14 at Avenue A, Antelope Valley, Mojave Desert 731 Comment
  RSA5497  Stephanomeria pauciflora var. pauciflora C. B. Wolf 1932-8-11 4010 Los Angeles Big Rock Creek. Desert Slope of San Gabriel Mountains. 1/8 mile below Big Rock Creek Ranger Station 1066 Comment
  UCR209895  Stipa occidentalis R. G. Swinney 2008-7-24 9282 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA0115400  Stipa parishii R. G. Swinney 2010-9-23 13883 Los Angeles San Gabriel Mountains; summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  UC2030045  Stipa parishii Louis C. Wheeler 1970-7-26 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Summit Mt. hawkins. Comment
  CAS-BOT-BC61010  Streptanthella longirostris Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9496 Los Angeles Highway between Adelanto and Lancaster. Comment
  UCR263058  Stylocline gnaphaloides Mitch Provance 2008-4-14 408- 09 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  CAS-BOT-BC375979  Stylocline gnaphaloides E. Braunton 1904-5-1 s.n. Los Angeles Glendale Comment
  CAS-BOT-BC110416  Suaeda taxifolia Carl B. Wolf 1932-5-12 3576 Los Angeles Santa Catalina Island, borders of Catalina Harbor. 3 Comment
  CAS-BOT-BC234655  Symphoricarpos mollis Geo. B. Grant Apr. 9 s.n. Los Angeles Avalon Comment
  SD85189  Symphoricarpos mollis Martin A. Piehl 3-6 Oct 1962 62536 Los Angeles Santa Catalina Island;Cape Canyon near old gravel shoot. 239 Comment
  SFV3607  Symphoricarpos mollis A. M. Johnson 1932-5-30 4112 Los Angeles Santa Monica Mountains Brent's Mountain Crag's Camp. Comment
  HSC24488  Symphoricarpos rotundifolius var. parishii R. F. Thorne, M. Z. Thorne 1969-7-9 38578 Los Angeles San Gabriel Mtns., Angeles National Forest, Big Pines. 2073 Comment
  UC478988  Symphoricarpos rotundifolius var. parishii Marcus E. Jones, A. M. 1931-6-28 29033 Los Angeles San Antonio Peak Comment
  RSA630366  Syntrichopappus lemmonii L. C. Wheeler 1973-4-7 s.n. Los Angeles Kentucky Springs Canyon. 1220 Comment
  RSA714398  Tamarix chinensis A. C. Sanders, Mark A. Elvin 2002-6-19 25144 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just S of Santa Clara River. 305 Comment
  UCSB33690  Tamarix gallica Filice, Diane 1965-5-8 Los Angeles Angeles Crest, 6 miles from La Canada, San Gabriel Mountains 762 Comment
  RSA127800  Taraxacum officinale P. H. Raven, Henry J. Thompson 1959-9-18 14433 Los Angeles Santa Monica Blvd near Beverly Glen Blvd, W Los Angeles. 76 Comment
  SDSU568  Taraxacum officinale A. H. Gallup 1948-4-21 147 Los Angeles ' The Wash,' Claremont. 366 Comment
  RSA133469  Tauschia arguta P. H. Rave