Search Results — 2000 specimen records retrieved (1545 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA213339  Abronia maritima Reid V. Moran 1941-3-4 675 Los Angeles Little Harbor, Santa Catalina Island 5 Comment
  RSA720152  Acacia verticillata LeRoy Gross 2007-4-6 2629 Los Angeles Southern front of the range: Wildwood Canyon. Area where the road drains into a debris dam, and parking area for one of the trails that climb to the crest of the range. Near 499 Comment
  SEINET6700431 Image available Acamptopappus sphaerocephalus H. P. Chandler, H. M. Hall 1906-6-11 7388 Los Angeles Near Lancaster 70 Comment
  RSA409463  Acanthomintha obovata subsp. cordata E. L. Adams 1924-1 s.n. Los Angeles Near Liebre, Ridge Route. Comment
Read comments
May 12 2014
  RSA0085302  Acer macrophyllum R. G. Swinney 2010-8-26 13597 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  SEINET4565800 Image available Acer macrophyllum Valerie Soza, LeRoy Gross, Marisa Sripracha 2001-7-20 1354 Los Angeles Transverse Ranges; Verdugo Mountains; Whiting Woods Road, mouth of Henderson Canyon 396 Comment
  UCR124979  Acer macrophyllum B. C. Templeton 1952-1 7703 Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon 305 Comment
  RSA702081  Achillea millefolium Scott D. White, Pam DeVries 2004-5-18 10446 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  RSA239453  Achillea millefolium var. californica E. R. Blakley 1962-6-10 5219 Los Angeles Wilson Cove, San Clemente Island. 9 Comment
  RSA484088  Achnatherum coronatum Albert J. Perkins 1918-8-14 s.n. Los Angeles Santa Anita Canyon Comment
  SEINET7593345 Image available Achnatherum coronatum H. E. Hasse 1893-1 Los Angeles Santa Monica Range Comment
  UCR147621  Achnatherum parishii Naomi Fraga, LeRoy Gross, B. Hogshead 2004-5-20 1194 Los Angeles Transverse Ranges; San Gabriel Mountains, North Fork of Lytle Creek, on slopes along north side of the canyon, northeast of Paiute Campground 1921 Comment
  UC15673  Acmispon argophyllus var. argenteus Blanche Trask May 1896 Los Angeles Avalon, Santa Catalina Island. Comment
  LA48003  Acmispon dendroideus var. dendroideus F. R. Fosberg; 1932-5-6 8115 Los Angeles Santa Catalina Island, ridge above Villa Park, Avalon 60.0 Comment
  UC625095  Acmispon dendroideus var. dendroideus F. R. Fosberg 1931-3-19 S 4303 Los Angeles Hamilton Canyon; Santa Catalina Island 2 Comment
  SD48948  Acmispon dendroideus var. traskiae Reid Moran 1958-9-15 6841 Los Angeles San Clemente Island, on slope above Wilson Cove 49 Comment
  CHSC8355  Acmispon glaber Edward L. Smith 1957-5-2 170 Los Angeles Located in a wash at Pomona College. 365 Comment
  CHSC95797  Acmispon glaber var. brevialatus LeRoy Gross 2005-5-3 2251 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  SD64196  Acmispon glaber var. brevialatus Lucille Kempers 1955-4-12 289 Los Angeles Claremont, SE Indian Hill, south slope 274 Comment
  SEINET5327598  Acmispon glaber var. glaber M. Walker 1963-4-28 s.n. Los Angeles La Ballona Creek. 3 Comment
  LA200522  Acmispon maritimus var. maritimus Norman A. Cole; May 1964 367 Los Angeles 518 Comment
  SBBG108970  Acmispon micranthus S. A. Junak 1997-4-8 SCl 789 Los Angeles just N of upper portion of Wall Rock Cyn 310 Comment
  RSA181425  Acourtia microcephala James I. McMurphy 1916-4-14 s.n. Los Angeles Topanga Canyon. Comment
  UC1175006  Acourtia microcephala P. C. Everett and E. K. Balls 1959-6-29 23874 Los Angeles on burned over chaparral slopes Stokes Canyon; Santa Monica Mts. 152 Comment
  UC485226  Acourtia microcephala D. L. Crawford 1915-7-14 555 Los Angeles mts above Claremont; Southern California Comment
  RSA390572  Adenostoma fasciculatum Howard Mullins 1931-4-19 s.n. Los Angeles Hillside chaparral, Flintridge Comment
  RSA390576  Adenostoma fasciculatum var. fasciculatum N. C. Cooper 1945-5-1 2218 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  UC1587561  Adenostoma sparsifolium Tim Ross 1991-9-2 5928 Los Angeles near Mulholland Hwy. X Yerba Buena Rd.; Santa Monica Mts., Triunfo Quad. 487 Comment
  LA200065  Adiantum capillus-veneris Lawrence L. Kiefer; 1966-3-6 1649 Los Angeles SANTA MONICA MOUNTAINS, San Nicholas Canyon, ca 0.75 mi from mouth of canyon. 182 Comment
  RSA221575  Adiantum capillus-veneris Arthur C. Gibson, Linda Gibson 1971-3-27 1741 Los Angeles Evey Canyon, Los Angeles National Forest, NE of Claremont. Comment
  UCR189398  Adiantum capillus-veneris R. G. Swinney 1998-5-30 6162 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCR243006  Adiantum capillus-veneris R. G. Swinney 2009-8-6 11508 Los Angeles Transverse Range; San Gabriel Mountains, Lodi Canyon Falls, first major waterfall up canyon from confluence with San Dimas Canyon, San Dimas Experimental Forest 476 Comment
  RSA247414  Adiantum capillus-veneris Jack Delaini 1974-4-25 120 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 549 Comment
  CAS-BOT-BC65637  Adiantum jordanii Geo. B. Grant 1904-4-20 s.n. Los Angeles Catalina Island Comment
  LA200056  Adiantum jordanii Lawrence L. Kiefer; 1966-3-13 1735 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  CDA6736  Ageratina adenophora L. C. Wheeler 1965-2-4 8653 Los Angeles Glendale: Southern Pacific Railroad Station. . 0 Comment
  UCR271866  Agoseris heterophylla R. G. Swinney 2011-6-23 15317 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-BC14787  Agoseris retrorsa Wesley O. Griesel 1962-5-1 s.n. Los Angeles Switzers Inlet, Upper Arroyo Seco, San Gabriel Mountains 914 Comment
  RSA732779  Agoseris retrorsa R. G. Swinney 2000-6-19 7819 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  SBBG121829  Agoseris retrorsa A. Parikh, N. Gale 2005-6-15 781 Los Angeles Portal Ridge, 0.8 km N of intersection of N2 and Johnson Rd, 1.6 km ESE of intersection of N2 and Munz Ranch Rd 1075 Comment
  UCR277010  Agrostis R. G. Swinney 2010-9-30 13920 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  CAS-BOT-BC139739  Agrostis gigantea I. M. Johnston 1917-8-22 1633 Los Angeles San Antonio Mountains. Prairie Fork of San Gabriel River. 1524 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
  UCR209632  Agrostis viridis R. G. Swinney 2008-12-2 9914 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  UCR210499  Agrostis viridis R. G. Swinney 2008-12-4 9951 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  LA201977  Albizia lophantha Arthur C. Gibson; 2004-3-10 5009 Los Angeles 146 Comment
  POM305751  Alcea rosea Henry J. Ramsey, Henry J. Ramsey 1937-6-27 942 Los Angeles Elizabeth Canyon Road, Angeles National Forest. Comment
  RSA771903  Allium fimbriatum R. G. Swinney 2009-5-5 10631 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  HSC79106  Allium fimbriatum var. fimbriatum James Henrickson 1973-5-12 9596 Los Angeles 6 (air) mi. SE of Pearblossom, 4.6 (rd) mi. S of Llano in lower portion of Bob's Gap along 165 St. 1235 Comment
  SD86320  Allium praecox R. Mitchel Beauchamp, M. Douglas 1972-3-24 3243 Los Angeles In clay soil above Wilson Cove, San Clemente Island. 60 Comment
  RSA724721  Allophyllum K. Dobry 1991-6-28 d- 872 Los Angeles Santa Monica Mts. Las Virgenes Rd. & Mulholland Hwy. at Soka Univ., E. Section Comment
  UC2042124  Allophyllum divaricatum Orlando Mistretta 1990-7-2 s. n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Bear Flat. Comment
  CLARK-A1528-3458  Allophyllum gilioides John C. Roos 1937-5-31 2030 Los Angeles San Gabriel Mountains Comment
  POM74741  Allophyllum glutinosum H. E. Hasse 1890-05 s.n. Los Angeles Hills and plains. Comment
  SD7933  Alnus oblongifolia J. C. Nevin Unknown Los Angeles Los Angeles Comment
  CAS-BOT-BC170981  Alnus rhombifolia Geo. B. Grant 1901-6-1 36 Los Angeles Pasadena Cal. South Central part of California 1524 Comment
  CAS-BOT-BC170983  Alnus rhombifolia C. F. Baker 1908-8-2 3667 Los Angeles San Antonio Canon [canyon] near Claremont Comment
  LA82489  Alnus rhombifolia O. H. Kappler; 1941-5-12 116 Los Angeles Santa Monica Mountains, Topanga Canyon 182 Comment
  CAS-BOT-BC171444  Alnus rhombifolia Marcus E. Jones 1930-1-26 26526 Los Angeles Wildwood Camp Comment
  UCR9209  Alternanthera philoxeroides D. H. Wilken 1965-11-3 595 Los Angeles San Gabriel Valley, Rio Hondo River, in the Whittier Narrows 61 Comment
  RSA592868  Amaranthus albus L. C. Wheeler 1967-7-30 10264 Los Angeles San Gabriel Mountains. Big Cienaga Trail Canyon. 1143 Comment
  POM158113  Amaranthus albus L. R. Abrams 1902-8-20 2964 Los Angeles Inglewood. Comment
  RSA611362  Amaranthus albus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  RSA640973  Amaranthus albus L. C. Wheeler 1931-7-23 s.n. Los Angeles Dr. Huntington's Grove: (vicinity of Claremont). Comment
  UC213022  Amaranthus blitoides I. M. Johnston 1918-7-29 2098 Los Angeles El Monte 91 Comment
  UCR205659  Amaranthus blitoides A. C. Sanders, T. B. Salvato 2009-5-20 36875 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  RSA5215  Amaranthus hybridus C. B. Wolf 1932-9-13 4070 ` Los Angeles Bryant Ranch near middle of S boundary of SE 1/4 sect 27., [50 ft. N & 1/4 mi: (less 100 ft.) W of SE corner of SE 1/4 sect 27 T4S R12 W] 5 Comment
  UCR205654  Amaranthus palmeri A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36991 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
  CAS-BOT-BC13489  Amblyopappus pusillus Steven A. Junak 1997-4-22 857 Los Angeles San Clemente Island, W side of island, on terrace just N of Waynuk Canyon 243 Comment
  RSA695656  Amblyopappus pusillus J. Vlahos 1935-6-27 s.n. Los Angeles Santa Catalina [Island] Comment
  SBBG12908  Amblyopappus pusillus E. R. Blakley 1962-6-10 5232 Los Angeles SE of Eel Pt, halfway toward Seal Cove 6 Comment
  SBBG52775  Amblyopappus pusillus M. B. Dunkle 1939-4-5 7268 Los Angeles China Pt Comment
  UC217956  Ambrosia acanthicarpa P. A. Munz 1922-10-15 6545 Los Angeles Claremont 365 Comment
Read comments
Aug 14 2010
  JEPS30671  Ambrosia psilostachya Peter H. Raven and Henry J. Thompson 1959-9-6 14381 Los Angeles mouth of Malibu Creek; Santa Monica Mountains, Malibu Creek 12 Comment
  SFV6939  Ambrosia psilostachya T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 636 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  CAS-BOT-BC142547  Amelanchier utahensis I. M. Johnston 1917-7-31 1539 Los Angeles Icehouse Canyon [Canon] 2209 Comment
  LA35986  Amorpha californica var. californica Peter H. Raven; 1960-5-15 15379 Los Angeles 365 Comment
  RSA80007  Amsinckia eastwoodiae F. W. Peirson 1919-3-26 333 Los Angeles vacant lot on south side of New York Drive, east of Hill Ave., Altadena. Comment
  UCR269885  Amsinckia intermedia Jeremiah George 2015-4-10 415- 09 Los Angeles Western Mojave Desert, Lancaster, southeast of intersection of West Ave. I and 30th St. West, north of Jackman St. 708 Comment
  RSA660457  Amsinckia intermedia Ian Thompson 1997-2-14 7 Los Angeles Cal Poly Pomona Ecological Reserve, ridge east of C-line. Comment
  SBBG105333  Amsinckia intermedia H. L. Ferguson 1980-3-10 199 Los Angeles NW end of island near large antennas 30 Comment
  UC1922569  Amsinckia menziesii Gary Kovnat with LeRoy Gross 2003-2-16 18 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UC1084574  Amsinckia menziesii var. menziesii Francia Chisaki, Peter M. Ray 1952-5-1 2243 Los Angeles 0.4 mi w of junction of Bouquet Canyon Road (with road to Castaic Junction in Saugus) Comment
  SD41399  Amsinckia spectabilis Edith A. Purer 1931-3-21 Los Angeles El Segundo Comment
  RSA517998  Amsinckia tessellata Steve Boyd, Orlando Mistretta 1986-3-31 1523 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA0091457  Amsinckia tessellata F. W. Peirson 1932-4-17 9856 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. 762 Comment
  SEINET12280502  Amsinckia vernicosa J. F. Bright, Wyman, C. 1931-1 5305 Los Angeles Antelope Valley Comment
  RSA545244  Anagallis arvensis D. Propst, M. Hoefs 1973-3-3 20 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 366 Comment
  RSA658527  Anagallis arvensis Diane Elliott 1985-4-26 19 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  RSA644563  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1956-11 7271 Los Angeles San Gabriel Mountains: Upper Arroyo Seco near Ladybug Canyon, on north side Angeles Crest Highway. Comment
  UCR192587  Androsace elongata subsp. acuta A. C. Sanders 2008-4-10 34801 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  POM2019  Anemopsis californica Harry Pruett 1909-5-27 21 Los Angeles Claremont. Comment
  RSA77435  Angelica tomentosa F. W. Peirson 1921-7-19 2508 Los Angeles Cow Canyon, Tributary of East Fork of San Gabriel River 914 Comment
  CAS-BOT-BC64024  Anisocoma acaulis Frank W. Peirson 1924-5-14 4608 Los Angeles Near Summit Cajon Pass Comment
  UCR132937  Anthemis cotula Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  RSA729188  Anthriscus caucalis R. G. Swinney, D. W. Larson 1999-5-15 7183 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
Read comments
Sep 16 2020
  LA201687  Antirrhinum coulterianum Arthur C. Gibson; 2003-6-8 4836 Los Angeles SANTA MONICA MOUNTAINS, above Stunt Rd, 0.6 km E of Mulholland Rd. Comment
  RSA191117  Antirrhinum coulterianum Robert F. Thorne, M. Z. Thorne 1967-6-25 37084 Los Angeles Between Cobal and Evey Canyons; 732 Comment
  UCR119055  Antirrhinum coulterianum Jeremiah George 2001-4-27 s.n. Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Palos Verdes Estates 30 Comment
  UCR190282  Antirrhinum coulterianum R. G. Swinney 1998-8-1 6629 Los Angeles San Gabriel Mtns., Vincent Gulch, 1.2 miles SE of Vincent Gap Trail Head, c. 2 miles east of the summit of Mt. Baden-Powell 1631 Comment
  RSA640323  Antirrhinum coulterianum Louis C. Wheeler 1931-6-21 s.n. Los Angeles Base of San Gabriel Mountains: Live Oak Canyon. Comment
  SEINET3158873  Antirrhinum coulterianum D. M. Jackson, R. W. Spellenberg 1972-5-20 195 Los Angeles 6.8 mi N on Hwy 27 from intersection of Hwy 1, originally alternate 101 Comment
  CATA3399  Antirrhinum kelloggii Peter J. Dixon, Sula Vanderplank, Sarah Ratay, Scott Tremor 2017-5-5 089 Los Angeles Santa Catalina Island: Avalon Canyon, ridge above chimes tower, 480 m west of Casino building 128 Comment
  UCR146490  Antirrhinum multiflorum Scott D. White 2004-7-28 10665 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  SBBG109017  Antirrhinum nuttallianum subsp. subsessile S. A. Junak 1996-5-19 SCl 504 Los Angeles lower portion of Norton Cyn, ca. 0.08 mi inland from coastal escarpment 42 Comment
  UCR184202  Apiastrum angustifolium A. C. Sanders, T. B. Salvato 2007-4-24 33490 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1128 Comment
  RSA682670  Apocynum cannabinum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1109 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge., Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  UCSB41305  Apocynum cannabinum Miller, Brian 1960-07 Los Angeles Charlton Flats, San Gabriel Mountains 1981 Comment
  RSA0126231  Arabis glabra var. glabra Geo L. Moxley 1915-5-31 336 Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  UCR271862  Arabis sparsiflora R. G. Swinney 2011-6-23 15321 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
  JEPS66574  Arbutus menziesii Frank W. Peirson 1919-4-5 140 Los Angeles Old Mt. Wilson Trail; San Gabriel Mountains, Sierra Madre, Old Mt. Wilson Trail 914 Comment
  CATA1786  Arctostaphylos catalinae Benjamin E. Carter, John Clark 2012-8-9 6964 Los Angeles Santa Catalina Island: Bulrush Canyon, below Salta Verde turnoff 255 Comment
  RSA626704  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20185 Los Angeles Angeles Crest Highway, above Switzers. 1070 Comment
  RSA626730  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-15 22105 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  UCR141032  Arctostaphylos glandulosa June Latting, Ted Hanes, et al 1977-10-15 s.n. Los Angeles San Gabriel Mountains, fuelbreak below Chilao Flat, Angeles Crest 1659 Comment
  RSA626709  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-8-20 20181 -a Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA629073  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20301 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA634805  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20467 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  CAS-BOT-BC23064  Arctostaphylos glandulosa subsp. mollis Timothy S. Ross; Steve Boyd 1992-7-5 6619 Los Angeles Liebre Mountains, Red Mountain: Warm Springs Mountain 7.5' USGS quadrangle 1217 Comment
  LA200422  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
  RSA631573  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15648 Los Angeles Angeles Forest Highway, 1.8 km south of Hidden Springs Cafe. 850 Comment
  RSA631612  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15850 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 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
  RSA631701  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15842 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA729874  Arctostaphylos glauca R. G. Swinney 1999-6-5 7247 Los Angeles San Gabriel Mtns.: east side of Big John Peak, west of Mescal Creek above Big John Flat. 1780 Comment
  RSA634689  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20327 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634807  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20453 Los Angeles Pinyon Flats, N of Sulphur Springs Cpgrd, N of Angeles Crest Hwy, San Gabriel Mtns. 1610 Comment
  RSA634916  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22047 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  IRVC26207  Arenaria douglasii A. C. Sanders 2003-5-1 26251 Los Angeles SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch Western San Gabriel Mtns. 412 Comment
  RSA549182  Arenaria macradenia var. arcuifolia Timothy S. Ross 1992-7-16 6693 Los Angeles Mendenhall ridge road, 70 degrees ENE, 2480m distant from Indian Ben Saddle; Forest service gate on NE side of 5846-ft. knoll. 1752 Comment
  SBBG121869  Arenaria macradenia var. arcuifolia A. Parikh, N. Gale 2005-5-17 770 Los Angeles 2.4 km S of California Aqueduct, 4.8 km W of St Hwy 14, N Sierra Pelona 1035 Comment
  RSA0057890  Argemone munita Richard G. Swinney 2010-9-7 13683 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA0105487  Argemone munita R. G. Swinney 2011-5-31 14914 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  UCR190894  Argemone munita R. G. Swinney 1998-7-2 6229 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CDA24533  Argemone munita subsp. rotundata T. C. Fuller 1963-6-25 10702 Los Angeles North side of Avenue D (Highway 138) to Lancaster, 0.9 mile east of 24th Street, 19.4 miles east of Gorman, west of Mojave Desert. 0 Comment
  SD240836  Argyranthemum foeniculaceum R. E> Riefner Jr. 2011-8-19 11 103 Los Angeles Palos Verdes Peninsula, Malaga Cove, north ca. 0.2 mile from Paseo del Mar St at Palos Verdes Drive West. 89 Comment
  SBBG131952  Aristida adscensionis S. A. Junak 2000-5-18 SCa 1297 Los Angeles W side of 4th of July Cove, 0.1 mi from turnoff to camp 36 Comment
  RSA628624  Aristida adscensionis var. modesta Steven A. Junak 1997-3-11 751 Los Angeles San Clemente Island: Extreme SE end of island, at base of SE side of Sibara Ridge, ca. 0.35 miles S of Triangulation Station 'Guds' 107 Comment
  CAS-BOT-BC84972  Artemisia californica R. M. Beauchamp 1967-1-27 105 Los Angeles East of wilson Cove area, San Clemente Island Comment
  PASA831  Artemisia californica Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  SBBG12904  Artemisia californica E. R. Blakley 1962-10-3 5386 Los Angeles head of Swain's (Swain) Cyn and the island rd 396 Comment
  IRVC29010  Artemisia douglasiana A. C. Sanders, Mark Elvin 2002-6-25 25284 Los Angeles Newhall Ranch, Santa Clara River bottom, 0.5 mi. SE of Del Valle, SW of Castaic Junction, N of Potrero Cyn. NE end of Santa Susana Mtns. 274 Comment
  LA31676  Artemisia douglasiana Peter H. Raven; 1959-10-25 14694 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  POM6089  Artemisia douglasiana L. R. Abrams 1902-8-16 2955 Los Angeles Near Mesmer. Comment
  SBBG62508  Artemisia douglasiana R. Hoffmann 1927-9-23 Los Angeles Oak's Garage, Mint Cyn Comment
  SBBG62509  Artemisia douglasiana R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  UCR223135  Artemisia douglasiana R. G. Swinney 2009-7-22 11352 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCR276877  Artemisia dracunculus R. G. Swinney 2011-10-13 15777 Los Angeles San Gabriel Mountains, Chilao Flat near central meadow, 0.2 miles ESE of Chilao Station, along Chilao Creek 1573 Comment
  SBBG105332  Arthrocnemum subterminale H. L. Ferguson 1981-4-20 253 Los Angeles mouth of Horse Beach Cyn 3 Comment
  RSA660808  Asclepias californica Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 1 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UCSB7584  Asclepias fascicularis Crum, Charles 1958-7-15 Los Angeles Mulholland drive between Sepulveda and Topanga roads, near Los Angeles, California Comment
  POM181465  Asclepias speciosa H. F. Copeland 1927-7-18 s.n. Los Angeles Campus of the University of California. Comment
  LA202460  Asparagus asparagoides Arthur C. Gibson; 2006-2-15 5118 Los Angeles SANTA MONICA MOUNTAINS, Franklin Canyon, along road above main parking lot above lower reservoir. Comment
  RSA632936  Aspidotis californica Valerie L. Soza, Kent Hughes 1999-6-17 542 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  RSA641511  Aster greatae L. C. Wheeler 1967-9-2 10590 Los Angeles Angeles National Forest: S slope Mt. Waterman, S flowing tributary of Devil's Canyon 1890 Comment
  UCR95756  Aster greatae Lauren Raz, Steve Boyd 1996-10-23 063 Los Angeles Liebre Mtns, Cienega Campground, c. 4 mi. from saddle between Warm Springs and Fish Canyon 670 Comment
  POM4795  Aster subulatus var. ligulatus I. M. Johnston 1917-5-13 979 Los Angeles El Monte. 91 Comment
  SD111578  Astragalus bicristatus Wayne P. Armstrong 1982-7-18 Los Angeles Summit of Table Mountain, northwest of Big Pines, San Gabriel Mountains. 2289 Comment
  UCR191268  Astragalus bicristatus R. G. Swinney 1998-7-2 6208 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UC81269  Astragalus didymocarpus var. dispermus Dr. A. Davidson Los Angeles Antelope Valley Comment
  RSA0073276  Astragalus douglasii Bonnie C. Templeton 1932-5-31 4845 Los Angeles Big Pines Camp, Angeles Natl. Forest. Comment
  CHSC42318  Astragalus gambelianus Robert L. Dressler 1952-5-31 1221 Los Angeles Along trail from Miller Camp (lower Dalton Canyon) to Johnstone Peak, San Gabriel Mountains. Comment
  UCR73412  Astragalus gambelianus T. S. Ross 1991-4-21 4556 Los Angeles Whittier Hills (Puente Hills, pro parte), ridgetop between Turnbull & Sycamore Canyons 329 Comment
  POM17796  Astragalus lentiginosus var. antonius P. A. Munz 1923-8-31 7681 Los Angeles Blue Ridge, Swartout [Swarthout] Valley 2575 Comment
  RSA143815  Astragalus lentiginosus var. antonius J. T. Howell 1947-7-18 23406 Los Angeles Blue Ridge 2438 Comment
  UC1077128  Astragalus lentiginosus var. antonius Margaret Stason 1927-5-14 Los Angeles Pinon Ridge San Gabriel Mts., Pinon Ridge Comment
  SD92001  Astragalus nevinii R. Mitchel Beauchamp, T. Oberbauer 1975-8-25 22704 Los Angeles San Clemente Island, NW end on sandy flat 4 Comment
  UCSC000910  Astragalus pachypus var. jaegeri Peter Kamb 1948-5-6 969 Los Angeles desert foothills of the San Gabriel Mts above Little Rock San Gabriel Mts; Little Rock 975 Comment
  CAS-BOT-BC193025  Astragalus purshii var. tinctus Ernest C. Twisselmann 1962-4-18 6971 Los Angeles Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  LA200432  Astragalus trichopodus var. lonchus M. Baldwin; Harvey Anderson, L. Ellison 1930-3-7 sn Los Angeles Comment
  RSA592370  Astragalus trichopodus var. lonchus Mark Hoefs 1974-3-28 426 Los Angeles Santa Catalina Island; upper Bulrush Canyon. 220 Comment
  CAS-BOT-BC194042  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17782 Los Angeles Airport Road on main ridge about 0.5 miles west of Middle Ranch turn-off, Santa Catalina Island Comment
  LA200443  Astragalus trichopodus var. phoxus Louis Wheeler; 1931-11-11 345 B Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UC2042129  Astragalus trichopodus var. phoxus Orlando Mistretta, Mike Hammit 1991-4-15 s. n. Los Angeles Transverse Ranges; Liebre Mountains region: San Francisquito Canyon. Comment
  LA212420  Astragalus trichopodus var. phoxus J. Newton; 1950-3-28 s.n. Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon 274 Comment
  CAS-BOT-BC200838  Astragalus trichopodus var. trichopodus R. L. Pendleton 1909-7-2 1369 Los Angeles Road east of Avalon, Santa Catalina Island 9 Comment
  RSA597997  Athysanus pusillus Steve Boyd, Lauren Raz 1997-3-14 9169 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon., Near 34 deg 43' 55.9''N 118 deg 39' 33.8''W. 1450 Comment
  UC56779  Atriplex argentea var. mohavensis Ernest Braunton Sep 1902 635 Los Angeles Cienega Comment
  UC56786  Atriplex argentea var. mohavensis Ernest Braunton July 1901 Los Angeles Los Angeles Los Angeles (vacant lot) Comment
  LA30868  Atriplex californica Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 c 160 Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  UCR146684  Atriplex canescens Scott D. White 2004-7-27 10622 Los Angeles San Gabriel Mountains, Clear Creek area; roadside and hiking trail south side of Angeles Forest Hwy, c. 0.2 mi west of jct. with Angeles Crest Hwy; Condor Peak 1067 Comment
  CAS-BOT-BC168269  Atriplex canescens var. canescens Timothy S. Ross; Steve Boyd 1994-9-20 8227 a Los Angeles 2 miles NW of Acton: Sandy wash, S side of intersection Escondido Canyon Road & Red Rover Mine Road 902 Comment
  RSA233613  Atriplex coulteri R. F. Thorne 1970-3-6 39394 Los Angeles Santa Catalina Island: near Blue Cavern Point 46 Comment
  IRVC29100  Atriplex lentiformis A. C. Sanders 2003-6-20 26995 Los Angeles "Off-haul Canyon" between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and ca. 1 km NNW of Mayo Spur, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
  UC484227  Atriplex lentiformis subsp. lentiformis C. B. Wolf 1930-12-23 1820 Los Angeles 1/2 mi n of town Santa Monica; n of Santa Monica 7 Comment
  UC7095  Atriplex lentiformis subsp. lentiformis Dr. H. E. Hasse Sept. 1895 Los Angeles Santa Monica Comment
  SBBG131549  Atriplex leucophylla S. A. Junak 1999-7-16 SCa 1058 Los Angeles behind beach at N side of Cottonwood Cyn mouth 3 Comment
  SEINET4135319  Atriplex nummularia Philip A. Munz 1932-8-31 12817 Los Angeles Playa del Rey.; 0 Comment
  UCR95365  Atriplex polycarpa Steve Boyd, Lauren Raz 1996-10-8 9020 Los Angeles Liebre Mountains, Bouquet Canyon, south of Vazquez Canyon and NW of Cruzan Mesa, along Vazquez Canyon Road, c. 0.9 mi east of jct with Bouquet Canyon Road 524 Comment
  SFV17272  Atriplex prostrata B. N. Nguyen 1998-1-14 s. n. Los Angeles Malibu Lagoon State Beach. Along Malibu Creek near ocean. Comment
  UCR73512  Atriplex prostrata Scott D. White 1992-10-8 917 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  RSA478399  Atriplex semibaccata M. B. Dunkle 1928-4-9 1817 Los Angeles Santa Catalina Island. Emerald Bay. Comment
  RSA661071  Atriplex semibaccata Orlando Mistretta 1992-4-5 179 Los Angeles Guds, San Clemente Island. Comment
  POM645  Atriplex serenana Daniel J. Crawford, Hiatt 1916-3-30 s.n. Los Angeles Santa Monica, near seashore. Comment
  RSA478343  Atriplex serenana var. davidsonii George B. Grant, Walter Wheeler 1931 Los Angeles Santa Catalina Island. Comment
  RSA478350  Atriplex subspicata M. B. Dunkle 1930-7-23 2440 Los Angeles Little Harbor, Santa Catalina Island. Comment
  RSA653463  Avena barbata Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 756 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. 487 Comment
  RSA591907  Avena fatua L. C. Wheeler 1967-5-8 9310 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  UCR23357  Azolla filiculoides John C. Roos 1942-3-7 1009 Los Angeles San Gabriel Mtns., Big Tujunga Canyon 457 Comment
  UCSB8329  Azolla filiculoides B., K. 1943-6-22 Los Angeles Floating on San Dimas Reservoir, San Dimas Experimental Forrest, San Gabriel mountains Comment
  RSA642518  Baccharis emoryi D. E. Bramlet 1999-11-16 2827 a Los Angeles Old meander of San Jose Creek. 5m east of Valley Blvd. and 1km north of Grand Ave. 76m west of the existing San Jose Creek flood control channel. 58 Comment
  JEPS30653  Baccharis pilularis Peter H. Raven and Henry J. Thompson 1959-9-6 14362 Los Angeles mouth of Malibu Creek; Santa Monica Mountains 3 Comment
  UCR161633  Baccharis pilularis Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  LA203016  Baccharis salicifolia Virginia Mars; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon, Santa Anita 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
  POM290359  Baccharis salicifolia Arthur L. Cohen 1935-8-23 717 Los Angeles Los Anitas Canyon, Pacific Ocean. 3 Comment
  CDA10479  Balsamorhiza deltoidea F. Blanc 1958-4-29 6 Los Angeles Junction Highway, 1384 Quail Lake Road, near Gorham. 0 Comment
  RSA44891  Barbarea orthoceras J. C. Roos 1947-5-31 3664 Los Angeles Meadow near Jackson Lake. Comment
  RSA279017  Bassia hyssopifolia R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42193 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  POM294577  Bidens pilosa Lyman Benson 1945-10-22 11904 Los Angeles Claremont. 335 Comment
  LA200167  Bidens pilosa var. pilosa Jonathan Sauer; H. Mielke 1971-11-16 5002 Los Angeles Santa Monica Mountains, Temescal Canyon, upper, Beside path. Upper canyon Comment
  UCR169484  Bloomeria crocea Kathleen Stockwell 2005-5-4 121 Los Angeles San Gabriel Mtns Foothills, North Claremont, Palmer Canyon N of Palmer Canyon Road at Via Padova, just N of Padua Hills Theater 610 Comment
  UCR214593  Bloomeria crocea A. C. Sanders, Dan S. Cooper 2010-4-30 38120 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA629685  Boechera californica Scott D. White, Dave Bramlet 1998-8-11 7031 Los Angeles San Gabriel Mts.: 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
  RSA649611  Boechera californica Lori Ackerman, Gerald Braden 1988-4-22 16 Los Angeles North end of West Fork [San Gabriel] River. Comment
  RSA660251  Boechera californica Orlando Mistretta, Peter L. Morrell 1992-6-4 484 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  UCR141381  Boechera pulchra A. C. Sanders, D. Malueg 1998-6-22 22045 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  RSA599118  Bothriochloa barbinodis V. W. Steinmann 1996-3-30 818 Los Angeles Pomona, Elephant Hill. 300 Comment
  CAS-BOT-BC95415  Bowlesia incana Reid Moran 1959-3-9 7161 Los Angeles San Clemente Island, in small arroyo 1 mile north of Eel Point 20 Comment
  CAS-BOT-BC420341  Boykinia rotundifolia unspecified 1901-7-1 1872 Los Angeles W fork of San Gabriel River Comment
  RSA161296  Boykinia rotundifolia P. H. Raven 1961-10-1 16779 Los Angeles San Gabriel Mountains: upper Evey Canyon 915 Comment
  RSA733177  Boykinia rotundifolia R. G. Swinney 1998-8-5 6667 Los Angeles Fish Fork of San Gabriel River, c. 200 m east of confluence with East Fork. 1037 Comment
  SEINET251738 Image available Brachypodium hybridum A. C. Sanders, Lee Jones 2005-4-8 29344 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs towaed Pt. Vicente (Redondo Beach 7.5 Q.: Near 33.44' 20'N, 118. 23' 58 2 Comment
  RSA0081306  Brassica geniculata R. G. Swinney 2010-3-24 12072 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  UCR175282  Brassica nigra Jennifer H. Jones 2006-5-27 339 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns, South Hills Park Glendora. east of Grand Avenue and south of Alosta Avenue 244 Comment
  RSA0043287  Brassica nigra Joel Maki s.n. Los Angeles Santa Monica Mts., Topanga Cyn. Blvd. 365 Comment
  SDSU2619  Brassica nigra Gerald Collier 1951-4-7 M 194 Los Angeles Sea bluff at Point Dume. At side of road about 2 miles west of US Hwy 101 in sand. Comment
  RSA450811  Brassica tournefortii A. C. Sanders 1987-12-4 7581 Los Angeles El Segundo Dunes, immediately W of Los Angeles International Airport & Pershing Dr. 30 Comment
  RSA0105000  Brickellia californica R. G. Swinney 2011-10-25 15865 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
  SBBG31303  Brickellia californica R. F. Thorne with P. C. Everett 1965-6-22 34857 Los Angeles rd to Renton Mine 121 Comment
  SD140210  Brickellia californica Tim Ross, Orlando Mistretta 1990-10-24 3293 Los Angeles San Gabriel Mountains: SW-facing rocky slope between Venedo and Minero Canyons along Upper Monroe Road, 0.6 mile E of the San Gabriel Reservoir. 744 Comment
  SD85064  Brickellia californica E. R. Blakley 1962-10-5 5451 Los Angeles Santa Catalina Island, Cottonwood Canyon,.25 mile upstream from the ocean 29 Comment
  LA31689  Brickellia nevinii Peter H. Raven; Henry J. Thompson 1959-10-18 14684 Los Angeles Santa Monica Mountains, Arroyo Sequit, E fork, Yerba Buena Road, 1.0 mi N of Mulholland Hwy 518 Comment
  UCR117556  Brickellia nevinii A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23295 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 793 Comment
  UCR277138  Brickellia nevinii R. G. Swinney 2010-10-5 13958 Los Angeles San Gabriel Mountains, Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center 463 Comment
  SEINET10533778  Brodiaea coronaria Robert L. Dressler 1952-5-31 Dressler 1222 Los Angeles Along trail from Miller Camp (lower Dalton/Canyon) to Johnstone Peak, San Gabriel Mts. Comment
  SD241671  Bromus R. G. Swinney 1998-7-6 6283 Los Angeles San Gqabraiel Mountains: Mescal Canyon, 0.8 mile north of junction of Hwy 2 and Mescal Canyon Road (Mescal Creek 7.5'Q) 1732 Comment
  RSA0034356  Bromus arenarius A. C. Sanders 2007-4-19 33423 Los Angeles Hills north of Oso Canyon and south of the National Cement Plant, Seen only in one place today: 34 deg 48 02N, 118 deg 44 52W. 1006 Comment
  SEINET901457  Bromus arizonicus Andrew C. Sanders 1988-1 7692 Los Angeles Ed Segundo Dunes, W. of L.A. International Airport, between Pershing Dr. and Vista Del Mar Blvd. 5 Comment
  RSA311353  Bromus carinatus var. carinatus R. F. Thorne 1969-7-2 38211 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA621261  Bromus carinatus var. carinatus L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Head of Mattox Canyon at Santa Clara Divide Road. 1250 Comment
  RSA629687  Bromus carinatus var. carinatus Scott D. White, Dave Bramlet 1998-8-11 7052 Los Angeles San Gabriel Mts.: 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-BC148921  Bromus carinatus var. marginatus Timothy S. Ross; Steve Boyd 1994-6-23 8048 Los Angeles Liebre Mountains. Sawmill Mountain. 5514 foot summit and immediately adjacent slopes. 1680 Comment
  CAS-BOT-BC148923  Bromus carinatus var. marginatus Ernest C. Twisselmann 1959-6-2 5330 Los Angeles Summit of Liebre Mountain. 1645 Comment
  RSA591905  Bromus diandrus L. C. Wheeler 1967-5-8 9311 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  RSA639972  Bromus diandrus L. C. Wheeler 1967-5-29 9763 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  SEINET10520218  Bromus grandis LeRoy R. Abrams 1902-7-2 Abrams 2632 Los Angeles Little Santa Anita canyon. Comment
  RSA0091873  Bromus madritensis Steven A. Junak 2001-5-18 SCa- 1531 Los Angeles Santa Catalina Island. Avalon Canyon, at Wrigley Memorial Garden. Comment
  RSA0076962  Bromus rubens R. G. Swinney 2010-5-19 12830 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UCD59568  Bromus rubens Fay A. MacFadden 1935-4-12 s.n. Los Angeles Weldon Canyon. Comment
  OBI35716  Bromus sterilis Rebecca Cicoria 1981-4-23 1 Los Angeles Palos Verdes Peninsula: in Upper Altamira Cyn, Rolling hIlls Comment
  IRVC26205  Bromus tectorum A. C. Sanders, Mark A. Elvin 2003-6-18 26958 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  SDSU2465  Cakile edentula Gerald Collier 1951-4-7 M 193 Los Angeles About 100 yards from shore. Comment
  SD125923  Cakile maritima A. C. Sanders 1988-5-18 7816 Los Angeles El Segundo Dunes, immediately west of Los Angeles International Airport. Comment
  UCR188888  Calandrinia ciliata R. G. Swinney 1990-3-23 1537 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  POM11362  Calandrinia ciliata F. L. Robinson 1921-3-20 17 Los Angeles Claremont. Comment
  RSA535280  Calandrinia ciliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5319 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  OBI69272  Calochortus catalinae John Knapp, Denise Knapp 2003-4-13 9 Los Angeles Catalina Island 44 Comment
  UCR12185  Calochortus catalinae Art Whistler 1966-5-17 s.n. Los Angeles San Fernando Valley, Canoga Park, near the junction of Valley Circle Drive and Roscoe Street, West of Cohasset Street Comment
  UC1293675  Calochortus clavatus P. C. Everett and E. K. Balls 1959-6-2 23827 Los Angeles 1 mi ne Stokes Canyon entrance; Santa Monica Mts. 182 Comment
  RSA0045433  Calochortus clavatus Wendy Boes, Kevin McCrummen 2009-5-25 2009 -014 Los Angeles Western Transverse Ranges; Sierra Pelona Range Region off Bouquet Canyon Road, south of Bouquet Canyon Reservoir. 792 Comment
  UCR191264  Calochortus palmeri R. G. Swinney 1998-7-2 6203 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA702381  Calochortus plummerae Naomi Fraga, LeRoy Gross, Sarah J. De Groot, Paul Morton 2004-6-3 1240 Los Angeles Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon. 1341 Comment
  POM1696  Calochortus splendens Otis Hiatt 1916-6-3 s.n. Los Angeles Topanga Canyon. Santa Monica Mountains. Comment
  UC1175002  Calochortus splendens P. C. Everett and E. K. Balls 1959-6-29 23867 Los Angeles Stokes Canyon Santa Monica Mts. 152 Comment
  RSA377462  Calochortus splendens Louis C. Wheeler 1934-4-27 2570 Los Angeles Liveoak Canyon, San Gabriel Mountains. 488 Comment
  UCR209473  Calyptridium R. G. Swinney 2008-7-3 9150 Los Angeles San Gabriel Mtns., Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2345 Comment
  UCD100290  Calyptridium monandrum Steve Boyd; Orlando Mistretta 1986-3-31 1554 Los Angeles Mojave Desert: Highway 138, 4 miles E of jct w/Hwy 18, NE of Pinyon Hills. Comment
  UC1123596  Calystegia longipes A. Simontacchi 1935-5-26 53 Los Angeles 3 mi SSE Neenach Comment
  UCR280685  Calystegia macrostegia R. G. Swinney 2014-5-27 16673 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
  RSA0043297  Calystegia macrostegia subsp. cyclostegia A. Lee Haines 1973-3-17 s.n. Los Angeles Adamson Cyn. above Pepperdine Univ. Malibu Campus. Santa Monica Mtns. 274 Comment
  RSA199045  Calystegia macrostegia subsp. intermedia W. M. Gauntt 1966-4-30 182 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  RSA608008  Calystegia occidentalis subsp. fulcrata L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  RSA71096  Calystegia peirsonii F. W. Peirson 1927-5-21 7301 Los Angeles Rock Creek, north base of San Gabriel Mountains. 1524 Comment
  SD88173  Calystegia peirsonii Robert A. Schlising 1972-6-1 3040 Los Angeles San Gabriel Mountains, west of Palmdale; along Bouquet Canyon Road, 3.7 miles east of Bouquet Reservoir. Comment
  RSA59765  Calystegia soldanella E. K. Balls 1950-6-17 14887 Los Angeles 12 miles N of Zumi Beach, Hwy 101. 3 Comment
  RSA226940  Camissonia bistorta Robert F. Thorne, C. W. Tilforth 1971-6-17 39965 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA465680  Camissonia bistorta Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  RSA551280  Camissonia bistorta A. M. Johnson 1933-5-20 4302 Los Angeles San Gabriel Mountains, Fish Canyon Wash, open flat, west of bridge, Foothill Boulevard. Comment
  RSA249793  Camissonia boothii subsp. decorticans Robert F. Thorne 1973-5-11 43489 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
  RSA612104  Camissonia boothii subsp. desertorum Steve Boyd, Kent Hughes 1998-5-5 10185 Los Angeles Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  RSA0098773  Camissonia californica R. G. Swinney 2011-6-1 14957 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  SFV15487  Camissonia campestris E. J. Spencer 1992-5-10 26 Los Angeles San Gabriel Mountains Munz Ranch. 0.4 miles north of Elizabeth Lake Road. 793 Comment
  RSA271452  Camissonia campestris subsp. campestris C. W. Tilforth, John Dourley, Walter Wisura 1978-4-17 1536 Los Angeles Antelope Valley, 3.5 miles E of Pearblossom along Highway 168 and 3.5 air miles N of Bob's Gap Comment
  RSA60196  Camissonia campestris subsp. campestris E. K. Balls, L. W. Lenz 1950-3-28 14468 Los Angeles 1 mile east of junction of Hwys 99 and 138, just south of Gorman. 1159 Comment
  SBBG4922  Camissonia campestris subsp. campestris E. R. Blakley 1958-5-9 2257 Los Angeles hills N of St Hwy 138, 2 mi E of Gorman Comment
  UCD103361  Camissonia campestris subsp. campestris Tom Gordon 1974-4-27 207 Los Angeles Antelope Valley. 165 St. E T8 Ave. Comment
  RSA454044  Camissonia cheiranthifolia subsp. suffruticosa Robert Gustafson 1980-7-9 1805 Los Angeles Ballona Wetlands, Area 3. Confined to a narrow strip of coastal strand near the jct. of Lincoln Blvd. and the Ballona Channel in area 3; also on coastal strand along the western boundary area 1. Comment
  RSA454049  Camissonia cheiranthifolia subsp. suffruticosa Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  RSA0016876  Camissonia cheiranthifolia subsp. suffruticosa Christina Clark 1928-12-23 6897 Los Angeles Hermosa Beach. Comment
  RSA582803  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1993-5-23 7295 Los Angeles Lower, easterly ridge of Red Mtn, on northerly to northeasterly slope 500-570 m SE of the saddle between Ruby and Clearwater Canyons., [Range:] 34 deg 35' 23-25''N 118 deg 29' 13''W 966 Comment
  UCR229167  Camissonia hirtella Dan S. Cooper 2011-5-5 511- 58 A Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  RSA572173  Camissonia intermedia M. B. Dunkle 1939-4-6 7298 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  RSA652355  Camissonia micrantha Max E. Badgley 1948-5-9 s.n. Los Angeles Found along San Dimas Canyon Rd. 5 mi. N/E San Dimas, East of San Dimas Park. 244 Comment
  RSA0053874  Camissonia strigulosa R. G. Swinney 2010-5-11 12625 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  LA82394  Camissoniopsis cheiranthifolia subsp. suffruticosa O. H. Kappler; 1941-4-9 189 Los Angeles SANTA MONICA MOUNTAINS, Carbon Canyon Comment
  UC73305  Camissoniopsis cheiranthifolia subsp. suffruticosa Pupils of Los Angeles High School May, 1903 Los Angeles near Ocean Park; Santa Monica Comment
  CAS-BOT-BC76278  Canbya candida Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9480 A Los Angeles 4 miles northeast of Lancaster on the Muroc Road. Comment
  RSA0126607  Cannabis Mr. Turney 1973-11-5 77985 Los Angeles [No location data on label.] Comment
  RSA592869  Capsella bursa-pastoris L. C. Wheeler 1967-7-30 10261 Los Angeles San Gabriel Mountains. Big Cienaga Trail Canyon. 1143 Comment
  SDSU2474  Capsella bursa-pastoris A. H. Gallup 1948-2-24 112 Los Angeles Claremont - open fields on 9th and Amhearst Sts. 366 Comment
  UC56944  Capsella bursa-pastoris Ernest Braunton Mar 1902 143 Los Angeles Garvanza Comment
  UC855841  Cardamine californica I. W. Clokey, E. G. Anderson 1931-3-11 5323 Los Angeles San Gabriel Canyon 1200 Comment
  UCR205690  Cardamine flexuosa A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36979 Los Angeles San Gabriel Valley, Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  RSA0097523  Carex R. G. Swinney 2011-9-27 15710 Los Angeles San Gabriel Mountains: Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2354 Comment
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Feb 19 2020
  SD31305  Carex . Ritter 1931-3-29 2022 Los Angeles Near Pasadena Comment
  RSA0050041  Carex Wendy Boes, Andrew Wheeler 2009-7-13 2009 -039 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Big Cienega Springs Forest Service RD 3N07.2. 1981 Comment
  CAS-BOT-BC17656  Carex alma George B. Grant 1904-6-17 6305 Los Angeles Arroyo Seco Canyon. Comment
  RSA669334  Carex alma LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 558 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  SEINET3897003  Carex alma Louis C. Wheeler 1946-5-19 6223 Los Angeles San Gabriel Mountains: Lower rincon. San Gabriel Canyon.; 0 Comment
  SEINET7549325 Image available Carex alma Louis C. Wheeler 1967-5-24 9750 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  SEINET7559336 Image available Carex fracta Louis C. Wheeler 1954-9-1 7085 Los Angeles San Gabriel Mountains, Little Rock Creek, ca 1 mile downstream from Cooper Creek. Comment
  CAS-BOT-BC21774  Carex hassei H. E. Hasse 1901-6-1 s.n. Los Angeles Near the head of west fork of San Gabriel River. Comment
  UCR190086  Carex multicaulis R. G. Swinney 1998-8-5 6642 Los Angeles San Gabriel Mtns., Prairie Fork, c. 250 m east of confluence with Vincent Gulch 1366 Comment
  UCR192849  Carex multicaulis R. G. Swinney 1998-7-6 6292 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  UCR238620  Carex multicaulis Anuja Parikh, Nathan Gale 2010-6-17 3320 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 0.2 km north of State Hwy 2 (Angeles Crest Hwy), 0.4 km northeast of its intersection with Upper Big Tujunga Canyon Road, under powerlines 1360 Comment
  SEINET7569424 Image available Carex nudata Andrew L. Hipp 1999-5-16 202 Los Angeles Westwood Village, Malibu Creek State Park, along Malibu Creek below Century Lake. 488 Comment
  RSA88855  Carex praegracilis Joseph A. Ewan 1932-4-30 7447 Los Angeles Pacific Electric Ry. Bridge, Culver City. Comment
  SEINET5042234 Image available Carex subfusca Unknown 1933-7-21 3524 Los Angeles Buckhorn, San Gabriel Mts. Comment
  SEINET10621409  Carya illinoinensis Heidi H. Schmidt 1999-10-10 Schmidt 3910 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  SBBG32136  Castilleja affinis R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -222 Los Angeles S of dam spillway, Middle Ranch Comment
  POM219978  Castilleja affinis F. R. Fosberg 1932-5-5 8106 Los Angeles Hills N Avalon, Santa Catalina Island 40 Comment
  RSA608308  Castilleja affinis Louis C. Wheeler 1930-5-2 33 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  SFV3325  Castilleja affinis C. Casser 1956-3-2 Los Angeles Santa Monica Mountains 0.5 miles from Highway 101 on Malibu Canyon Road. Roadside. 366 Comment
  LA200845  Castilleja affinis subsp. affinis D. Bradbury; J. Sauer 1969-7-14 4610 Los Angeles Comment
  UCR222738  Castilleja angustifolia R. G. Swinney 2009-4-29 10607 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
  UCR189886  Castilleja applegatei R. G. Swinney 1998-7-27 6500 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  UC1012249  Castilleja applegatei subsp. martinii Francis W. Pennell 1940-6-24 25997 Los Angeles s of Swartout; Pine Mountain 2438 Comment
  POM18012  Castilleja applegatei subsp. martinii Philip A. Munz 1923-5-26 6862 Los Angeles Rock Creek, San Gabriel Mountains 1707 Comment
  JEPS10623  Castilleja exserta subsp. exserta W. L. Jepson 1939-4-21 19218 Los Angeles San Fernando Comment
  CATA1000  Castilleja foliolosa Mark L. Hoefs 1994-7-18 1880 Los Angeles Santa Catalina Island: Northeast of upper end of road to White's Landing 243 Comment
  UC1409011  Castilleja miniata Robert F. Thorne and J. Dourley 1967-10-10 37354 Los Angeles 1.5 mi e Dawson Saddle; San Gabriel Mts., Angeles National Forest 2331 Comment
  RSA659845  Caulanthus amplexicaulis var. amplexicaulis Orlando Mistretta 1991-7-30 s.n. Los Angeles Mt. Baldy 2439 Comment
  RSA0088466  Caulanthus coulteri var. coulteri Mitch Provance, Callen Huff 2009-4-29 10690 Los Angeles Tehachapi Mountains: Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman. 1230 Comment
  CAS-BOT-BC39564  Caulanthus major Joseph Ewan; Nesta Ewan 1936-8-2 9897 Los Angeles San Gabriel Mountains. 1.5 mile below head of Cedar Canyon off Mescal Canyon. Comment
  POM158003  Ceanothus arboreus M. B. Dunkle 1928-2-12 1706 Los Angeles Santa Catalina Island. Hamilton Canyon. 396 Comment
  RSA156060  Ceanothus arboreus Peter H. Raven 1962-5-20 17781 Los Angeles Santa Catalina Island: Farnsworth Loop on summit road. 244 Comment
  LA30360  Ceanothus cordulatus Mary V. Hood; 1944-8-15 44- 123 k* Los Angeles Buckhorn Flats 1981 Comment
  UCR189827  Ceanothus cordulatus R. G. Swinney 1998-9-4 6900 Los Angeles San Gabriel Mtns., dry lake, SW of Wrightwood, Blue Ridge, 0.4 mi. east of Hwy 2 on 3N06 2241 Comment
  CAS-BOT-BC48740  Ceanothus crassifolius Geo. B. Grant 1901-1-1 s.n. Los Angeles So. Calif. From Mt. Lowe, S. Cal. Comment
  RSA616077  Ceanothus crassifolius Scott D. White 1997-1-14 6041 Los Angeles Santa Clara River Watershed: Upper Oak Springs Canyon, above existing gravel quarry. 580 Comment
  UCR150665  Ceanothus crassifolius James Henrickson 2000-4-15 20710 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  LA30362  Ceanothus crassifolius Mary V. Hood; 1941-2-9 41- 10 k* Los Angeles Base of Angelus Crest Hwy Comment
  LA200798  Ceanothus cuneatus Norman A. Cole; May 1964 394 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, 3.1 mi E of junction of Mulholland and Cornell Rd, Site No.5. 274 Comment
  CAS-BOT-BC83809  Ceanothus cuneatus var. cuneatus D. O. Burge 2009-3-30 1071 b Los Angeles Sierra Pelona Mountains, Ruby Canyon 615 Comment
  RSA25783  Ceanothus cuneatus var. cuneatus Carl B. Wolf 1931-7-1 10939 Los Angeles Lower end of Bouquet Canyon, 3 2/10 mi. above Saugus, or about 1/2 mi. above crossing of Aqueduct 396 Comment
  UC216131  Ceanothus cuneatus var. cuneatus Parish May 1921 3412 Los Angeles Bouquet Canyon Comment
  RSA313423  Ceanothus integerrimus T. S. Elias 1984-4-29 8324 Los Angeles Angeles National Forest; Glendora Ridge near Baldy Camp; along forest service road above ridge road Comment
  RSA549131  Ceanothus integerrimus Tim S. Ross, Peter Fritsch 1990-6-20 3685 Los Angeles San Gabriel Mountains: Rincon-Red Box Rd (2N24); ridgetop between W Fork San Gabriel River and Roberts Canyon 1329 Comment
  UC1070712  Ceanothus integerrimus A. D. Gifford 1935-5-8 693 Los Angeles 4.5 mi ene Warm Springs; Tejon quad., Angeles Nat. For. 822 Comment
  CAS-BOT-BC51030  Ceanothus integerrimus var. macrothyrsus C. F. Baker 1909-5-15 5340 Los Angeles Mts. near Claremont Comment
  CAS-BOT-BC50552  Ceanothus leucodermis Timothy S. Ross; Steve Boyd 1994-5-10 7695 Los Angeles Liebre Mts. - Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs 890 Comment
  RSA679916  Ceanothus leucodermis LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 925 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1) 1677 Comment
  RSA747460  Ceanothus leucodermis R. G. Swinney 2008-4-1 8600 Los Angeles ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora. 671 Comment
  RSA773993  Ceanothus leucodermis R. G. Swinney 2009-3-16 10118 Los Angeles Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39 227 Comment
  SBBG68450  Ceanothus leucodermis R. Hoffmann 1928-7-9 Los Angeles Pine Cyn 914 Comment
  UCR256960  Ceanothus leucodermis Mitch Provance 2010-5-12 0510- 55 Los Angeles Western Transverse Range/W Mojave Desert, south side of Hwy 138, c. 1.3 miles east of intersection with Ridge Route (N2) and 7 miles west of Neenach Comment
  SEINET12209914  Ceanothus leucodermis M. T. Doutt 1931-1 631 Los Angeles Sierra Madre Mts. trail between Mt. Lowe and Mt. Wilson 1768 Comment
  UCR124400  Ceanothus megacarpus B. C. Templeton, I. W. Clokey 1930-2-18 1413 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 600 Comment
  UCR65263  Ceanothus megacarpus var. insularis F. R. Fosberg 1931-5-6 S- 04816 Los Angeles Channel Islands, Cape Canyon, Santa Catalina Island 280 Comment
  UC440368  Ceanothus megacarpus var. megacarpus Carl Epling 1930-3-8 Los Angeles Mandeville Canyon Santa Monica Mountains 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
  RSA0091477  Ceanothus oliganthus var. oliganthus R. G. Swinney 2011-3-22 14179 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  RSA247418  Ceanothus oliganthus var. oliganthus Jack Delaini, Barbara Shervanick 1974-3-22 77 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 777 Comment
  RSA399742  Ceanothus oliganthus var. oliganthus Albert J. Perkins 1920-3-20 s.n. Los Angeles San Gabriel Mts. Millards Canyon. Comment
  RSA399746  Ceanothus oliganthus var. oliganthus M. D. Proctor 1944-4-9 829 Los Angeles Santa Anita Canyon Comment
  RSA587957  Ceanothus pauciflorus Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1096 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  SDSU12009  Ceanothus spinosus David Shaari, Jennifer Swenson 1995-5-1 14 Los Angeles North-facing canyon, north of dirt road, approximately 3.7 miles from Latigo Canyon Road. Slope 0.6 miles NW of Castro Peak. 756 Comment
  UCR133585  Ceanothus spinosus Tema S. Clare 1929-3-3 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Comment
  UCR191269  Ceanothus vestitus R. G. Swinney 1998-7-2 6207 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SEINET10834125  Cedrus deodara David B. Dunn 1957-8-20 Dunn 12655 -A Los Angeles Los Angeles. Cultivated introduced plants from various places. Street trees or yard trees. In Highland Park. Cedrus 50-70 ft tall. Comment
  SEINET11736963  Cedrus deodara L. F. Allabach 1921-1 s.n. Los Angeles Pasadena Comment
  RSA608873  Cenchrus longispinus L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon, Blum Ranch. 884 Comment
  UCR129914  Centaurea diluta G. C. Fleischman 1952-6-9 s.n. Los Angeles Los Angeles, intersection of Antwerp & Imperial Aves. 29 Comment
  CDA7248  Centaurea diluta T. C. Fuller 1963-6-26 10713 Los Angeles Ball field in SE corner of Imperial and Success Aves., Watts district, Los Angeles 0 Comment
  UCR241292  Centaurea melitensis Ron Melin 2012-5-19 P 4 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  OBI35694  Centaurea melitensis Rebecca Cicoria 1982-5-8 72 Los Angeles Palos Verdes Peninsula: W end of Burma trl, Rancho Palos Verdes Comment
  RSA719134  Centaurea melitensis Naomi Fraga 2001-5-11 37 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  RSA765310  Centaurea melitensis Doris Bowers 1957-6-22 928 Los Angeles Arroyo Seca, Pasadena. 457 Comment
  POM158303  Centaurium venustum M. B. Dunkle 1928-4-29 1905 Los Angeles Little Harbor. 6 Comment
  RSA658531  Centranthus ruber Diane Elliott 1985-5-10 28 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  RSA594296  Centranthus ruber Louis C. Wheeler 1947-5-24 6505 Los Angeles San Gabriel Mountains. South side of San Gabriel Canyon, 1/8 mi. upstream from mouth. Comment
  RSA605825  Centranthus ruber Louis C. Wheeler 1966-10-27 9091 Los Angeles N-facing cliff 200 yards inside mouth of San Gabriel Canyon. Comment
  SDSU4937  Centrostegia thurberi D. F. Howe 1947-5-5 1537 Los Angeles Highway between Palmdale & Littlerock, Antelope Valley. Comment
  UCR222763  Centrostegia thurberi R. G. Swinney 2009-5-12 10752 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  POM50849  Centrostegia thurberi A. D. E. Elmer 1902-06 3679 Los Angeles Acton. Comment
  RSA771606  Cercocarpus betuloides R. G. Swinney 2009-5-28 10975 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  JEPS44703  Cercocarpus betuloides var. betuloides Ira W. Clokey, B. Templeton July 1929 4596 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 300 Comment
  POM148447  Cercocarpus betuloides var. betuloides J. B. Feudge 1924-6-10 838 Los Angeles Swartout Valley, San Gabriel Mts. 1753 Comment
  RSA653897  Cercocarpus betuloides var. betuloides Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 821 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. 366 Comment
  RSA656567  Cercocarpus betuloides var. betuloides James Henrickson 2000-4-29 20731 Los Angeles Ca. 2 miles E of La Cresenta along Angeles Crest Highway ca. 2-5 miles NE of the 210 Freeway, in Angeles National Forest 1067 Comment
  UCD113070  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1946-8-25 6242 Los Angeles San Gabriel Mountains. Near Solider Creek on Coldbrook, Crystal Lake Road. 1524 Comment
  CAS-BOT-BC142126  Cercocarpus betuloides var. betuloides George B. Grant 1901-1-1 158 Los Angeles Pasadena Angoz - Coast Range Comment
  LA88645  Cercocarpus betuloides var. blancheae Robert F. Thorne; 1967-5-18 36875 Los Angeles Santa Catalina Island, bottom of Wild Boar Gully below last specimen ( no. 6 ) of C. traskiae 137 Comment
  RSA161096  Cercocarpus betuloides var. blancheae Peter H. Raven 1962-5-21 17800 Los Angeles Santa Catalina Island. Bullrush Canyon, about opposite ranch in Middle Canyon 213 Comment
  SD121079  Cercocarpus betuloides var. blancheae Michael Curto, Linda Allen 1986-5-22 296 Los Angeles along un-named tributary to Malibu Cr., Malibu Creek Road, Malibu Cr State Park 198 Comment
  UC625151  Cercocarpus betuloides var. blancheae F. R. Fosberg 1931-3-18 S 4282 Los Angeles Hamilton Canyon, Santa Catalina Island Hamilton Canyon; Santa Catalina Island, Hamilton Canyon 10 Comment
  UC859432  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-10-4 5182 Los Angeles back of St. Catherine's Hotel (Avalon, Santa Catalina Island); Santa Catalina Island, Avalon 22 Comment
  JEPS45571  Cercocarpus traskiae Mrs. Blanche Trask 1909-3-27 Los Angeles Santa Catalina Island Comment
  SBBG128357  Cercocarpus traskiae B. E. Carter, J. Clark, A. Castellano 2012-8-2 6921 Los Angeles Wild Boar Gully 187 Comment
  RSA733175  Chaenactis artemisiifolia R. G. Swinney 1998-8-5 6664 Los Angeles San Gabriel Mtns.: East Fork San Gabriel River, c. 0.4 mi. south of Alder Gulch. 1098 Comment
  UCR258785  Chaenactis artemisiifolia R. G. Swinney 2010-5-25 12968 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  SBBG44370  Chaenactis fremontii G. Sphon, D. Hearn 1956-5-30 5 Los Angeles Black Butte Comment
  UCSB18831  Chaenactis fremontii Meisenbach, C. 1963-5-3 Los Angeles State Highway 138, 3.6 miles E of Victorville junction, E of Pearblossom 944 Comment
  UCR190025  Chaenactis glabriuscula R. G. Swinney 1998-6-12 6956 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
  UCR277210  Chaenactis glabriuscula R. G. Swinney 2010-6-1 13174 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA748778  Chaenactis glabriuscula var. glabriuscula Justin M. Wood 2009-4-10 474 Los Angeles City of San Dimas; San Dimas Wash just above the Puddingstone Diversion Dam and adj to the golf course. 351 Comment
  RSA660073  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta 1992-5-25 421 Los Angeles Fenner Canyon Conservation Camp. 1738 Comment
  UCR281353  Chaenactis stevioides R. G. Swinney 2014-4-24 16238 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  UCD130443  Chaenactis xantiana Daryl Koutnik; Bruce Holguin 1978-4-1 228 Los Angeles about 4 miles west of Fairmont Resevoir on road to Lake Hughes. 944 Comment
  SBBG131599  Chamaesyce S. A. Junak 1999-7-15 SCa 1038 Los Angeles N border of lower reservoir in Bulrush Cyn 304 Comment
  SFV21761  Chamaesyce polycarpa L. Gross 2001-4-1 376 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Low hill between La Tuna Canyon Road and Sunland Blvd. Entered at dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. 305 Comment
  JEPS52365  Chamaesyce serpyllifolia Frank W. Peirson 1921-6-20 2445 Los Angeles San Gabriel Mtns, San Gabriel River, North Fork 457 Comment
  SBBG106903  Chamaesyce serpyllifolia M. L. Hoefs, R. F. Thorne, J. Takara, M. Gay 1995-7-27 2496 Los Angeles upper Bullrush Reservoir 292 Comment
  RSA599209  Chasmanthe floribunda Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: Vicinity of stables, Brown School for Girls. 335 Comment
  CDA2984  Chenopodium album Steve Boyd 1990-10-2 5219 Los Angeles Grounds of Rancho Santa Ana Botanic Garden, Claremont. 0 Comment
  PASA2696  Chenopodium album Evelyn Krayenbuhl Los Angeles between Hill Ave. and Allen Ave. on Washington St. Comment
  LA51484  Chenopodium ambrosioides Peter H. Raven; 1959-2-15 13780 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  RSA738047  Chenopodium berlandieri Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills Comment
  RSA749857  Chenopodium berlandieri A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36999 Los Angeles San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  UCR125400  Chenopodium berlandieri A. C. Sanders, Mark Elvin 2002-6-20 25231 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
  UCR259158  Chenopodium berlandieri R. G. Swinney 2010-8-30 13609 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
  CATA2988  Chenopodium californicum Peter J. Dixon 2015-2-25 020 Los Angeles Santa Catalina Island: 1 mile West of Salta Verde Point. East of Wild Boar Gully Exclosure (Black Ridge). 174 Comment
  RSA592785  Chenopodium californicum Steve Boyd 1996-4-25 8681 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  UCR155615  Chenopodium californicum A. C. Sanders 2005-5-11 30152 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
  UCR258726  Chenopodium leptophyllum R. G. Swinney 2010-6-23 13353 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
  SFV7066  Chenopodium macrospermum T. Gordon, M. H. Grayum, D. R. Perry, K. Felt 1974-11-3 766 Los Angeles Santa Monica Mountains Malibu Creek, about 0.5 miles from ocean. Comment
  SBBG37248  Chenopodium murale E. R. Blakley 1961-9-23 4732 Los Angeles Ballast Pt, Catalina Harbor Comment
  UC56058  Chenopodium murale J. H. Barber 1897-5-12 152 Los Angeles Santa Monica Forestry Station Comment
  RSA250484  Chenopodium pratericola R. F. Thorne, John Dourley 1967-10-10 37350 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  POM50604  Chimaphila menziesii L. R. Abrams 1901-7-10 1891 Los Angeles San Gabriel Mountains: Wilson's Peak Comment
  RSA7222  Chloris gayana C. B. Wolf 1932-9-16 4121 Los Angeles Bryant Ranch: west side of San Gabriel River Flood Control, S of 7th Street (Long Beach) 3 Comment
  CDA43469  Chondrilla juncea John L. Thompson 2015-6-25 PDR# MVAP 06369510 Los Angeles Along Decanso Motorway (a fire road) in Cherry Canyon Park, La Canada Flintridge, near Glendale. 0 Comment
  RSA610213  Chondrilla juncea L. C. Wheeler 1970-9-5 s.n. Los Angeles Culver City: Washington Blvd, 13,000 block, West, at Michael St. Comment
  UCD77537  Chorizanthe Robert E. Preston 1998-6-19 1150 Los Angeles Mint Canyon, ca. 0.5 mi N of Sierra Hwy 804 Comment
  UCD170165  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-30 2961 Los Angeles Western Transverse Range; Santa Clarita Valley Area: Newhall Ranch, west side of Grapevine Mesa, 4 km SW (216 degrees) of intersection of I-5 Fwy and Hwy. 111 Comment
  UCD170167  Chorizanthe parryi var. fernandina Mark A. Elvin; Cathleen Weigand 2003-4-8 2453 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, confluence of Halsey Canyon and Castaic Creek, N of Hwy 126. 319 Comment
  CAS-BOT-BC244664  Chorizanthe staticoides Alice Eastwood 1906-5-27 s.n. Los Angeles Garvanza Comment
  RSA0025347  Chorizanthe staticoides Anuja Parikh, Nathan Gale 2011-6-24 3502 Los Angeles TR, SnGb, S of Iron Mtn, 1.5 km E of Angeles Forest Hwy, 0.9 km S of Monte Cristo Creek. 1390 Comment
  RSA11366  Chorizanthe staticoides C. Epling 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA392683  Chorizanthe staticoides Anstruther Davidson 1917-06 s.n. Los Angeles Crescenta. Comment
  UC1605446  Chorizanthe staticoides Tim Ross, Steve Boyd 1993-5-23 7226 Los Angeles on northerly slope 140-220 m se of the saddle between Ruby and Clearwater Canyons (lower, easternly ridge of Red Mtn.); Liebre Mountains, lower e ridge Red Mtn, Green Valley Quad. 950 Comment
  UCSB30885  Chorizanthe staticoides Burgess, Rick 1978-5-20 Los Angeles Red Rover Canyon Rd., 1 mile north of junction with Hwy. 14. 1066 Comment
  CAS-BOT-BC32831  Chorizanthe staticoides var. staticoides Adolph Daniel Edward Elmer 1902-6-1 3689 Los Angeles Acton Comment
  RSA586674  Chorizanthe xanti var. xanti Orlando Mistretta, Mark A. Elvin 1995-5-10 1706 B Los Angeles San Gabriel Mountains: Bare Mountain Canyon. 1189 Comment
  RSA593003  Chorizanthe xanti var. xanti Steve Boyd, Orlando Mistretta 1996-5-1 8733 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail. 854 Comment
  UCR92661  Chrysanthemum coronarium Scott D. White 1996-4-9 3886 Los Angeles Pacific Coast, Marina del Rey area, Ballona Creek floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd 30 Comment
  SEINET3146234  Chrysanthemum frutescens G. B. Grant 1905-4-2 176 Los Angeles Pasadena Comment
  CAS-BOT-BC285401  Cirsium occidentale var. californicum Geo. W. Garrettson 1954-7-21 s.n. Los Angeles Puente Hills Comment
  CAS-BOT-BC285403  Cirsium occidentale var. californicum Timothy S. Ross; Steve Boyd 1994-5-25 7946 Los Angeles Liebre Mountains. Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit 1075 Comment
  POM294149  Cirsium occidentale var. californicum Lyman Benson 1945-6-5 11772 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA611521  Cirsium occidentale var. venustum L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek. 1280 Comment
  RSA774739  Cistanthe monandra R. G. Swinney 2009-6-17 11171 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UC1586238  Cistus incanus Tim Ross 1991-8-16 5796 Los Angeles Woodwardia Canyon San Gabriel Mountains, Condor Peak USGS 7.5' quadrangle (n of Pasadena) 818 Comment
  RSA226237  Clarkia bottae Gary D. Cromwell, David W. Wheat 1971-7-1 695 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. 2 miles NE of Glendora. 427 Comment
  RSA448241  Clarkia bottae Bonnie C. Templeton 1930-5-27 1464 Los Angeles Higgins Canyon, north of Beverly Hillls. 200 Comment
  CAS-BOT-BC172106  Clarkia dudleyana Scott D. White 1998-6-10 6713 Los Angeles About 1 1/2 air miles north of San Antonio Dam. Shinn Rd. (=Mountain Ave.) bridge over San Antonio Ck., immediately west of USFS San Antonion Fire Station. 762 Comment
  RSA756158  Clarkia dudleyana R. G. Swinney 2008-7-13 9187 Los Angeles San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin. 762 Comment
  POM3085  Clarkia heterandra L. R. Abrams, E. A. McGregor 1908-6-19 340 Los Angeles Oak Grove Canyon, Liebre Mts. 1067 Comment
  RSA712174  Clarkia purpurea A. C. Sanders, T. B. Salvato 2005-5-24 30275 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area. ca. 0.5 mi. NW of community of Mint Canyon 549 Comment
  CAS-BOT-BC172542  Clarkia purpurea subsp. purpurea H. E. Hasse 1890-6-1 22 Los Angeles Near Soldiers House, foothills of Santa Monica Range Comment
  CAS-BOT-BC163706  Clarkia purpurea subsp. quadrivulnera Alice Eastwood 1906-5-27 221 Los Angeles Burbank Comment
  UCR260402  Clarkia purpurea subsp. quadrivulnera R. G. Swinney 2010-6-21 13272 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  SD3276  Clarkia purpurea subsp. viminea Ruth B. Randall 4/1925 213 Los Angeles Mint Canyon Comment
  CAS-BOT-BC164874  Clarkia rhomboidea B. Miller; W. Griesel 1963-7-2 s.n. Los Angeles Sawmill Campground, Sawmill Mtn. 1615 Comment
  CAS-BOT-BC165510  Clarkia unguiculata J. H. Thomas 1957-5-25 6789 Los Angeles Pasadena. Between Colorado St. Bridge and Rose Bowl in Arroyo Seco Comment
  SD125706  Clarkia unguiculata K. Harper 1986-5-17 Los Angeles San Gabriel Mountains, Little Tujunga to Sand Canyon Road in the vicinity of Mendenhall Peak. Comment
  UC930696  Clarkia unguiculata Louis C. Wheeler 1932-5-25 759 Los Angeles Sepulveda Canyon Santa Monica Mts. 243 Comment
  RSA586679  Clarkia xantiana subsp. parviflora Orlando Mistretta, Mark A. Elvin 1995-5-10 1704 Los Angeles San Gabriel Mts. Bare Mountains Canyon. West Fork. 1250 Comment
  RSA670425  Claytonia parviflora I. W. Clokey, Bonnie C. Templeton 1929-03 4527 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA779999  Claytonia parviflora R. G. Swinney 2009-4-7 10282 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, under 2nd span from west 184 Comment
  CATA2016  Claytonia parviflora subsp. parviflora Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-4-4 523 Los Angeles Santa Catalina Island: Little Ripper's Canyon, just inland from beach 9 Comment
  LA33788  Claytonia perfoliata Henry J. Thompson; 1959-4-19 1934 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  UCR155378  Claytonia perfoliata A. C. Sanders, T. B. Salvato 2005-5-24 30268 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon NW of community of Mint Canyon, tributary of Santa Clara River 518 Comment
  CATA598  Claytonia perfoliata subsp. mexicana Mark L. Hoefs 1991-4-7 1043 Los Angeles Santa Catalina Island: Upper Avalon Canyon, above Wrigley Memorial and Garden, near road to Divide 326 Comment
  UC852089  Claytonia perfoliata subsp. mexicana Ira W. Clokey, B. Templeton Mar 1929 4525 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 275 Comment
  RSA656426  Claytonia perfoliata subsp. perfoliata Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 706 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 579 Comment
  SBBG69761  Claytonia perfoliata subsp. perfoliata M. N. Ackley -May-1923 784 Los Angeles New Verdugo Park, Glendale 304 Comment
  POM185  Clematis lasiantha H. H. Tracy 1905-5-30 s.n. Los Angeles Canyon Claremont, Alt. 1500 ft. Comment
  RSA386210  Clematis lasiantha H. de Forest 1929-04 s.n. Los Angeles Topanga Canyon. Comment
  RSA650478  Clematis lasiantha Shlomo Gat 1959-03 16 Los Angeles Mount Baldy. Comment
  RSA660626  Clematis lasiantha Matt Bogdanoff 1981-5-29 42 Los Angeles Ca. Hwy 39, 18.1 miles N of junction with Sierra Madre. Comment
  SD113804  Clematis lasiantha Darley F. Howe 1947-3-22 1513 Los Angeles Topango Canyon, about 4 miles from ocean Comment
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May 22 2014
  CAS-BOT-BC92644  Clematis ligusticifolia Le Roy Abrams 1904-9-2 4168 Los Angeles Elysian Park. Comment
  RSA6069  Cleomella obtusifolia C. B. Wolf 1932-9-15 4086 Los Angeles About 2 blocks west of center of town of Lancaster. Antelope Valley, Mojave Desert. Comment
  UC220784  Cleomella obtusifolia A. D. E. Elmer Jun 1902 3629 Los Angeles Lancaster Comment
  PASA80  Cnicus benedictus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  RSA0076348  Collinsia callosa H. M. Hall 1900-6-3 1492 Los Angeles Swarthout Canyon, San Antonio Mountains. 2012 Comment
  JEPS4640  Collinsia heterophylla C. E. Hutchinson 1902-6-4 Los Angeles San Gabriel Canyon 487 Comment
  POM4324  Collinsia heterophylla J. F. Illingworth 1898-04 68 Los Angeles Claremont. 366 Comment
  RSA408285  Collinsia heterophylla Richard C. Barkelew 1929-4-21 s.n. Los Angeles Mulholland Hy. Comment
  RSA606991  Collinsia heterophylla Louis C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1250 Comment
  RSA757245  Collinsia heterophylla Scott D. White, Justin M. Wood 2009-5-6 12636 Los Angeles San Gabriel Mountains: San Gabriel River- West fork between Bear Creek and Cogswell Dam. 549 Comment
  UCR189399  Collinsia heterophylla R. G. Swinney 1998-5-25 6150 Los Angeles San Gabriel Valley, Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
  RSA648708  Collinsia heterophylla Paul Neipp 1994-5-5 21 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  POM44725  Collinsia parryi George B. Grant 1905-5-4 s.n. Los Angeles Near Pasadena. Comment
  RSA0117338  Collinsia parryi Anstruther Davidson 1890-05 s.n. Los Angeles Arroyo, Pasadena. Comment
  RSA71951  Collomia grandiflora F. W. Peirson 1923-6-9 3548 Los Angeles Pine Canyon, Elizabeth Lake 1159 Comment
  RSA545249  Comarostaphylis diversifolia subsp. planifolia D. Propst, Mark Hoefs 1973-3-3 52 Los Angeles Santa Catalina Island: Lower Sweetwater Canyon. 183 Comment
  SD86323  Constancea nevinii R. Mitchel Beauchamp, M. Douglas 1972-3-24 3247 Los Angeles San Clemente Island; on cliffs above beach southeast of Wilson Cove. 60 Comment
  RSA642519  Conyza coulteri D. E. Bramlet 1999-11-16 2827 b Los Angeles Old meander of San Jose Creek. 6m east of Valley Blvd. and 1km north of Grand Ave. 76m west of the existing San Jose Creek flood control channel. 58 Comment
  JEPS23843  Cordylanthus rigidus subsp. setiger Henry J. Thompson 1958-9-28 1805 Los Angeles 2.5 mi ne Monte Nido Fire Station (Cold Canyon Road); Santa Monica Mts. 274 Comment
  POM4484  Cordylanthus rigidus subsp. setiger D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon -Claremont Comment
  RSA732778  Cordylanthus rigidus subsp. setiger R. G. Swinney 2000-6-19 7818 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  UC1032460  Cordylanthus rigidus subsp. setiger Jerome S. Horton 1936-8-25 388 Los Angeles by supression camp; Pomona Quadrangle, San Dimas Experimental Forest, Tanbark Fl Comment
  UCR163956  Coreopsis B. G. Pitzer 1998-5-12 3681 Los Angeles Western Mojave Desert, c. 18 mi. north of Adelanto, on 240th Street East, c. 2.8 mi north of intersection with El Mirage Road (= Avenue 'P'), and 3.2 mi. south of Avenue 'J 953 Comment
  LA31636  Coreopsis bigelovii Henry J. Thompson; 1959-3-31 1905 Los Angeles Santa Monica Mountains, Medea Creek, Cornell Rd, 1 mi N of Mulholland Hwy, 1.8 mi S of Malibu Junction 274 Comment
  RSA0119755  Coreopsis bigelovii R. G. Swinney 2014-4-23 16156 Los Angeles San Gabriel Mountains; n. of Valyermo, 3.1 miles s. of Hwy. 138 at Bobs Gap Rd. (165th St.), 100-400 m. west of 165th St., n. slopes of Holcomb Ridge, extreme n. margin of San Gab. Mountains, coord. taken from center of survey area. 1232 Comment
  UC1536839  Coreopsis bigelovii G. H. True Jr. 1935-5-6 62 Los Angeles Neenach Antelope Valley, Neenach (between 3 points and highway) Comment
  UC450879  Coreopsis calliopsidea Fay A. Macfadden 1937-3-29 2574 Los Angeles near Palmdale; Mohave Desert Comment
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Feb 10 2016
  RSA16865  Coreopsis gigantea C. B. Wolf 1932-5-14 s.n. Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  JEPS30640  Corethrogyne filaginifolia Peter H. Raven and Henry J. Thompson 1959-9-27 14507 Los Angeles Sepulveda Canyon Santa Monica Mountains, Sepulveda Canyon 243 Comment
  RSA0091791  Corethrogyne filaginifolia R. G. Swinney 2011-11-1 15950 Los Angeles confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 634 Comment
  SBBG60560  Corethrogyne filaginifolia R. Hoffmann 1927-8-31 Los Angeles E end of Bouquet Cyn Comment
  UCD130835  Corethrogyne filaginifolia F. R. Fosberg 1931-7-11 S 5375 Los Angeles Middle Ranch Canyon at the mouth of Cape Canyon, Santa Catalina Island. 200 Comment
  UCR273163  Corethrogyne filaginifolia R. G. Swinney 2011-10-18 15847 Los Angeles San Gabriel Mountains, 100 m NE of Switzer Picnic Area, in Colby Cyn. near confluence w/ Arroyo Seco, c. 0.15 km south of Angeles Crest Hwy/SR 2 1021 Comment
  UCD59802  Cortaderia selloana Milton D. Miller 1961-10-11 s. n. Los Angeles 5 miles ESE of Gorman, along Hwy. 138. Comment
  CATA2917  Corymbia ficifolia Sara L. Crockett, Michael Daligdig 1996-10-21 8 Los Angeles Santa Catalina Island: Descanso Beach Club 9 Comment
  CAS-BOT-BC287260  Cotula australis Peter H. Raven 1959-3-1 13819 Los Angeles Santa Monica Mts. Vermont Canyon, Griffith Park 243 Comment
  UC2026450  Cotula australis Louis C. Wheeler 1946-12-14 6448 Los Angeles SAN GABRIEL MOUNTAINS: San Dimas Canyon; ca. 1/4 mile upstream from dam. Comment
  RSA0002495  Cotyledon nudicaulis L. R. Abrams 1902-7-4 2652 Los Angeles San Gabriel Canyon Comment
  RSA598206  Crassula connata Steve Boyd, Lauren Raz 1997-3-4 9136 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. 610 Comment
  RSA764520  Crassula connata Orlando Mistretta, Christine Mistretta 2008-5-3 2634 Los Angeles Southern California Edison transmission line tower (Segment 11, structure 92 per TRTP Survey 2008), in the vicinity of Eaton Canyon, N of New York Drive. 316 Comment
  UC1587673  Crassula connata var. erectoides Tim Ross 1991-4-21 4542 Los Angeles ridge n. side Turnbull Canyon; Whittier Hills (Puente Hills, pro parte), Turnbull Canyon 304 Comment
  UCR164057  Crassula tillaea A. C. Sanders 2003-3-14 25775 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
  SD51733  Cressa truxillensis var. vallicola L. W. Nuttall Unknown 804 Los Angeles Santa Catalina Island Comment
  SD197752  Crocanthemum scoparium R. G. Swinney 2008-4-1 8598 Los Angeles San Gabriel Mountains; ridge north of and adjacent to Sharps Canyon, 2.0 miles due north of Glendora. 671 Comment
  CAS-BOT-BC175826  Crossosoma californicum W. S. Lyon 1884-1-1 s.n. Los Angeles Santa Catalina Island Comment
  SBBG78118  Crossosoma californicum M. E. Jones 1928-5-29 Los Angeles isthmus Comment
  SBBG78119  Crossosoma californicum F. R. Fosberg 1932-5-5 8119 Los Angeles cyn above Villa Park, Avalon 40 Comment
  UC792951  Crossosoma californicum R. V. Moran 1949-2-9 3154 Los Angeles Cherry Valley Catalina Island Comment
  UCR227641  Crossosoma californicum R. F. Thorne 1968-2-25 37915 Los Angeles Channel Islands, Santa Catalina Island, Cherry Valley 49 Comment
  UCR270096  Cryptantha R. G. Swinney 2011-4-20 14437 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
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Feb 19 2020
  RSA0042678  Cryptantha Laura Moore, Jean Moore 1999-4-25 031 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  CAS-BOT-BC189391  Cryptantha circumscissa Ira L. Wiggins 1966-4-17 20613 Los Angeles Hillside across valley to E of Alpine Butte Wildflower Sanctuary, N of Pearblossom. Mohave [Mojave] Desert Comment
  CAS-BOT-BC189393  Cryptantha circumscissa R. J. Dobbs 1924-7-16 s.n. Los Angeles Slope of Mount Pacifico, San Gabriel Mountains, about 18 miles NE of Pasadena 1981 Comment
  CATA1030  Cryptantha intermedia Mark L. Hoefs 1995-5-4 1951 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  CHSC95537  Cryptantha intermedia LeRoy Gross; Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 235 Los Angeles Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. Open ridgetop, on trail up out of canyon and going to the crest following a ridge running northwest from the crest. 548 Comment
  RSA191005  Cryptantha intermedia R. F. Thorne, J. Henrickson 1963-5-5 32322 Los Angeles in Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  RSA578301  Cryptantha intermedia T. S. Ross, Steve Boyd 1994-5-10 7755 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 873 Comment
  SBBG20570  Cryptantha intermedia E. R. Blakley 1963-12-7 6339 Los Angeles shallow cyn sloping to ocean, 200 ft N of Lighthouse, N of Pyramid Head 53 Comment
  UCR155379  Cryptantha intermedia A. C. Sanders, T. B. Salvato 2005-5-24 30267 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
  RSA527670  Cryptantha intermedia Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4290 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  UC551788  Cryptantha intermedia F. R. Fosberg 1932-6-8 10687 Los Angeles Head of Pine Canyon San Gabriel Mts. 1875 Comment
  UC1516007  Cryptantha micrantha Baki Kasapligil 1960-4-11 3228 Los Angeles Little Rock Canyon, near the dam Little Rock Canyon 1127 Comment
  RSA0013589  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2011-7-1 5788 Los Angeles North Fork Mill Creek, along Forest Road 3N27. 1524 Comment
  SEINET13203284 Image available Cryptantha microstachys R. G. Swinney 2011-1 14482 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR95593  Cryptantha microstachys Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8552 Los Angeles Liebre Mtns., upper Osito Canyon between Interstate 5 and Old Ridge Route 854 Comment
  UC1063866  Cryptantha muricata Jerome S. Horton 1937-6-10 457 Los Angeles divide between East Fork San Diams Canyon and San Gabriel Canyon; Cucamonga Quad. 1325 Comment
  UCR271158  Cryptantha muricata R. G. Swinney 2011-7-8 15501 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR271190  Cryptantha muricata R. G. Swinney 2011-7-8 15507 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
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Jan 24 2017
  RSA0079137  Cryptantha muricata var. denticulata L. C. Wheeler 1946-8-29 6318 Los Angeles San Gabriel Mountains: Divide north of Prairie Fork, ca. 0.2 mile SE Guffy Camp. 2468 Comment
  SEINET3289848 Image available Cryptantha muricata var. jonesii M. W. Denslow, Steve Boyd 2003-5-7 1084 Los Angeles Transverse Ranges; San Gabriel Mountain region: Glendora Ridge Motorway (1N26) west of intersection with Glendora Mountain Road (2N08) . 762 Comment
  RSA0079443  Cryptantha muricata var. jonesii H. L. Bauer 1931-6-1 s.n. Los Angeles Topango Santa Monica Mts. Comment
  RSA0078919  Cryptantha muricata var. muricata L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles Forest. Comment
  RSA0079274  Cryptantha muricata var. muricata Robert F. Thorne 1963-7-11 32784 Los Angeles Sandy roadside near Upper Shake Campground, ca. 3 miles E of Lake Hughes, Angeles National Forest. Comment
  RSA0079628  Cryptantha muricata var. muricata R. F. Thorne 1974-4-9 44703 Los Angeles Bob's Gap in Holocomb Ridge. 1219 Comment
  RSA586462  Cryptantha oxygona Orlando Mistretta, Steve D. Boyd 1994-6-21 1368 Los Angeles Santiago Canyon, near summit of Pacifico Mountain 1982 Comment
  UCSB27833  Cryptantha oxygona Blakely, E. 1958-5-9 Los Angeles Hills 2 miles east of Gorman 1097 Comment
  RSA587368  Cryptantha oxygona Orlando Mistretta 1995-4-25 1641 C Los Angeles San Gabriel Mountains. Kitter Canyon. Near the confluence of Kitter canton and Little Rock creek. 1098 Comment
  RSA0079118  Cryptantha pterocarya var. pterocarya T. S. Ross, J. M. Porter 1994-5-1 7601 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA729003  Cryptantha similis Gary D. Wallace, B. Gustafson, D. Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1969 Los Angeles Fort Tejon Road. Comment
  SD249169  Cryptantha wigginsii Michael G. Simpson, Lori L. Simpson 2012-4-21 3682 Los Angeles Santa Catalina Island. West-facing road cut, on road between Cherry Cove and Howland's Landing. 50 Comment
  RSA0022519  Cuscuta Duncan S. Bell, Caitlin Elam 2013-6-24 5239 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  LA212016  Cuscuta californica Duncan Bell; Caitlin Elam 2013-6-24 5239 Los Angeles SAN GABRIEL MOUNTAINS, Sheep Mountain Wilderness; East Fork of the San Gabriel River between Allison Gulch and Rattlesnake Canyon. 740.0 Comment
  RSA250488  Cuscuta californica var. californica R. F. Thorne, John Dourley 1967-10-10 37351 Los Angeles Angeles National Forest: Blue Ridge. 2256 Comment
  UCR210494  Cuscuta subinclusa R. G. Swinney 2008-11-30 9861 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  UCR223137  Cuscuta subinclusa R. G. Swinney 2009-7-22 11354 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UC496531  Cycladenia humilis var. venusta T. Craig 1927-6-8 451 Los Angeles trail to summit of Mt. San Antonio (Bear Canyon); Bear Canyon 2743 Comment
  RSA347533  Cyclospermum leptophyllum B. A. Prigge 1985-7-9 6449 Los Angeles Westwood. Common annual weed in lawns at Mildred E. Mathias Botanical Garden, UCLA Comment
  CATA1659  Cynara cardunculus Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2947 Los Angeles Santa Catalina Island: At Cherry Valley 3 Comment
  POM307837  Cynodon dactylon Henry J. Ramsey, Henry J. Ramsey 1938-1-9 2764 Los Angeles Altadena. Comment
  UC1587226  Cynodon dactylon Tim Ross 1991-5-20 5366 Los Angeles upper s branch of the un-named drainage that empties to sea just n Jack Point Lighthouse; n third San Clemente Island 167 Comment
  UC40181  Cynodon dactylon J. Burtt Davy October 1896 2875 Los Angeles Pomona Comment
  RSA608304  Cyperus difformis L. C. Wheeler 1946-9-8 6352 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 - 3/4 mile W of Bear Creek. 518 Comment
  SD215320  Cyperus difformis Louis C Wheeler 1946-9-8 6361 Los Angeles San Gabriel Mountains: San Gabriel Canyon, 1/4 mile below forks along highway on west side. Comment
  POM211780  Cyperus eragrostis L. C. Wheeler 1933-9-26 2127 Los Angeles San Gabriel Canyon, San Gabriel Mts. 335 Comment
  CAS-BOT-BC114309  Cyperus esculentus Ernest Braunton 1902-9-1 671 Los Angeles Los Angeles River. Comment
  RSA365034  Cyperus esculentus Edwin Kline 1924-9-5 s.n. Los Angeles Los Angeles. Comment
  POM340635  Cyperus involucratus F. R. Fosberg 1973-11-15 55346 Los Angeles San Clemente Island, Wilson s Cove. Comment
  RSA365110  Cyperus odoratus Anstruther Davidson 1889-05 s.n. Los Angeles E. Los Angeles. Comment
  CDA4095  Cytisus canariensis T. C. Fuller, T. Suzuki 1959-3-19 2090 Los Angeles North side Foothill Boulevard, in Arroyo, east of Hillard Avenue, La Canada. 0 Comment
  UC1595444  Cytisus striatus Tim Ross 1992-7-10 6685 Los Angeles 6 degrees N and 2502 m distant Thorn Peak (along Upper Big Tujunga Canyon Road); San Gabriel Mountains, Upper Big Tujunga Canyon 1085 Comment
  UCR182853  Dactylis glomerata R. G. Swinney 1997-8-6 5766 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  RSA695425  Dactyloctenium aegyptium A. C. Sanders, Mark A. Elvin, Cathleen Weigand, et al. 2002-8-6 25552 Los Angeles Santa Clara River Valley: north of Hwy 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons 274 Comment
  RSA0015844  Datisca glomerata LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6206 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  RSA229104  Datisca glomerata R. F. Thorne, C. W. Tilforth 1971-6-29 40713 Los Angeles San Gabriel Mountains region: Aliso Creek at Tie Canyon where crossed by Angeles Forest Rd. 1372 Comment
  SD215720  Datura wrightii A. C. Sanders 1987-10-13 7419 Los Angeles El Segundo Dunes, West of Los Angeles International Airport and Pershing Drive. Occupied by houses until 15 years ago, streets and sidewalks remain. Subsite 45. 38 Comment
  RSA656381  Datura wrightii Gerald Pitto 1980-4-28 15 Los Angeles Verdugo Mountains: Edge of road, at west parking lot of Verdugo Park, Verdugo Blvd., Glendale. 305 Comment
  RSA599851  Daucus pusillus Steve Boyd, Lauren Raz 1997-5-6 9767 Los Angeles Liebre Mountains region: Fish Canyon just upstream from the confluence with Castaic Creek. 500 Comment
  RSA599873  Daucus pusillus Steve Boyd, Lauren Raz 1997-5-6 9718 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
  RSA470775  Daucus pusillus Jack Rempel 1932-3-19 15265 Los Angeles El Segundo. Comment
  CHSC100217  Deinandra fasciculata John Dittes 2006-6-4 1397 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.4 air-miles northwest of Chatsworth Highschool, ca. 1.2 air-mile west of Topanga Blvd., ca. 0.6 air-mile east x northeast of Santa Susana Pass. 426 Comment
  UC897713  Deinandra fasciculata F. R. Fosberg 1931-5-21 S 4930 Los Angeles Parson's Landing Santa Catalina Island (grassy hillsides facing ocean) 20 Comment
  UCSB10380  Deinandra fasciculata McElwain, Isabelle 1953-5-16 Los Angeles 18000 Bull Canyon Rd., Granada Hills Comment
  CAS-BOT-BC299312  Deinandra fasciculata D. D. Keck 1930-6-11 A- 32 Los Angeles Stanford University glasshouse Comment
  SFV3975  Deinandra fasciculata R. L. Armacost 1959-6-3 1166 Los Angeles Santa Monica Mountains Mulholland Drive. Comment
  POM199715  Delphinium cardinale I. W. Clokey, Bonnie C. Templeton 1929-06 s.n. Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  UCR205568  Delphinium cardinale R. G. Swinney 2008-5-30 8874 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, tributary on south side of canyon 0.1 mi. east of park office 305 Comment
  UCR95447  Delphinium parishii L. C. Wheeler 1967-5-12 9419 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  UCR162573  Delphinium parryi Anuja Parikh, Nathan Gale 2003-4-19 s.n. Los Angeles Western Transverse Range, Newhall Ranch , River Park area east of I-5, N of Santa Clara River and west of Bouquet Canyon 351 Comment
  POM219979  Delphinium parryi F. R. Fosberg 1932-5-5 8108 Los Angeles n. [north of?] Avalon, Santa Catalina Island 40 Comment
  RSA398744  Delphinium parryi Frances M. Morey 1922-4-29 s.n. Los Angeles Los Angeles. Comment
  UC467732  Delphinium parryi I. J. Condit Los Angeles San Dimas Comment
  UCSB1993  Delphinium parryi Wedberg, H. 1957-6-15 Los Angeles Latigo Canyon Comment
  LA32187  Delphinium patens subsp. hepaticoideum Peter H. Raven; 1959-5-9 14171 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 243 Comment
  RSA0029728  Delphinium variegatum subsp. thornei Steve Boyd 1990-4-8 4349 Los Angeles San Clemente Island: east side of the island, near Malo Point, 1st canyon south of Bryce Canyon. Comment
  RSA0061140  Dendromecon rigida LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6845 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 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
  RSA600140  Deschampsia danthonioides Steve Boyd, Lauren Raz 1997-5-29 9921 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  SD240806  Deschampsia danthonioides Dave Silverman, Jeff Jarvis & Colleen Martin 2010-5-20 8027 Los Angeles Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Nighway and Avenue E, ca. 150 m W of Hwy and just S of Ave E. 701 Comment
  UCR192585  Deschampsia danthonioides A. C. Sanders 2008-4-10 34796 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 0.85 mile SSW of Neenach School, along dirt track beside old fence line 938 Comment
  UCR121217  Descurainia pinnata June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  CAS-BOT-BC43347  Descurainia pinnata subsp. glabra Alice Eastwood 1906-6-5 210 Los Angeles Glendale. Comment
  RSA587269  Descurainia pinnata subsp. intermedia Orlando Mistretta 1994-5-13 1221 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  SD69468  Descurainia pinnata subsp. menziesii Robert F. Thorne 1966-4-6 35921 Los Angeles Santa Catalina Island: old quarry west of Empire Landing 74 Comment
  SEINET12005429  Descurainia sophia H. H. Heller 1937-1 479 Los Angeles 20 mi E of Lancaster on Victorville Rd Comment
  CATA1983  Desmazeria rigida Steven A. Junak 1997-3-27 347 Los Angeles Santa Catalina Island: Avalon Canyon, at S edge of Hermit Gulch Campground, along beginning of Hermit Gulch Trail 106 Comment
  RSA155821  Desmazeria rigida P. H. Raven 1962-5-22 17826 Los Angeles Santa Catalina Island: near mouth of Cherry Canyon 61 Comment
  UC855061  Dicentra chrysantha Alice Eastwood 1913-5-11 3153 Los Angeles San Fernando Wash Comment
  POM252  Dicentra chrysantha D. L. Crawford 1909-5-30 s.n. Los Angeles Claremont. Comment
  UC440467  Dicentra ochroleuca Carl Epling and Lincoln Constance 1929-4-27 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  SEINET1004518  Dichelostemma capitatum A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-1 26117 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 (Warm Springs Mtn.). 488 Comment
  RSA376841  Dichelostemma capitatum subsp. capitatum Dorothy Davis 1923-4-29 s.n. Los Angeles La Canada. Comment
  SEINET4063538  Dichelostemma capitatum subsp. capitatum M. B. Dunkle 1939-1 7208 Los Angeles San Clemente Island. Comment
  RSA668081  Dicoria canescens Michael C. Long, Ian Swift 2001-9-16 MCL- 777 Los Angeles Antelope Valley, south end of Alpine Butte Wildlife Sanctuary, dry wash 0.25 mi W of Longview Rd. (dirt). 814 Comment
  CAS-BOT-BC209060  Digitaria sanguinalis Cecil Hart 1921-7-1 6 Los Angeles Howard & Smith's Nursery, Montebello Comment
  CAS-BOT-BC150862  Diplacus puniceus Herman Knoche 1919-6-25 Series A, No. 925 Los Angeles Avalon, Santa Catalina Island Comment
  LA12294  Distichlis spicata A. M. Johnson; 1933-3-22 4183 Los Angeles SANTA MONICA MOUNTAINS, Pacific Palisades, Santa Monica, Pacific Palisades. Comment
  SEINET998796  Dodecatheon clevelandii R. G. Swinney 1998-1 5940 Los Angeles San Gabriel Mtns: Claremont, 0.5 to 1 mi NE of Padua Hills Restaurant, which is on Padua Dr. (Mt. Baldy 7.5' Q) 768 Comment
  UCR139435  Dodecatheon clevelandii subsp. insulare Reid Moran 1941-2-23 604 Los Angeles Channel Islands, S of Johnson's Valley [above Johnson's Landing], Santa Catalina Island 200 Comment
  CAS-BOT-BC527329  Drymocallis glandulosa var. reflexa I. M. Johnston 1918-7-6 2068 Los Angeles Prairie Fork San Gabriel River, San Antonio Mountains 1981 Comment
  RSA693704  Dryopteris arguta V. V. Giles 1936-7-5 269 Los Angeles Crystal Lake Road 1220 Comment
  UC812061  Dryopteris arguta Ira W. Clokey, B. Templeton May 1929 4539 Los Angeles Mandeville Canyon; Santa Monica Mts. 350 Comment
  RSA693709  Dryopteris arguta M. B. Dunkle 1936-3-28 4711 Los Angeles Silverado Canyon, Santa Catalina Island. Comment
  CAS-BOT-BC428221  Dudleya cymosa subsp. paniculata H. E. Hasse 1908-5-26 s.n. Los Angeles Topanga Canon [Canyon], Santa Monica Range Comment
  RSA679295B  Dudleya cymosa subsp. pumila Mark Elvin, Anne Marie Ruff 1996-8-1 295 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road (gate). South side of road on curve. Comment
  UC205027  Dudleya cymosa subsp. pumila I. M. Johnston 1917-7-30 1643 Los Angeles Ontario Peak, San Antonio Mtns 2590 Comment
Read comments
May 13 2016
  CAS-BOT-BC411388  Dudleya lanceolata Alice Eastwood 1919-6-21 9048 Los Angeles San Fernando Comment
  UCR205533  Dudleya lanceolata A. C. Sanders, T. B. Salvato 2009-5-29 37036 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  LA104983  Dudleya lanceolata K. Nakai; 1981-7-4 787 Los Angeles San Gabriel Mountains, 0.2 mi W of Clear Creek 320 Comment
  SFV7537  Dudleya lanceolata T. Gordon, K. Kimbrough, M. H. Grayum, K. A. Wilson, B. Collins, D. Brown, A. Starrett, G. Poseley 1975-5-26 1005 Los Angeles Santa Monica Mountains Century Ranch, near south shore of Century Lake. 207 Comment
  SD135105  Dudleya sproulii Paul H. Thomson Unknown Los Angeles Santa Catalina Island Comment
  CATA3554  Dudleya virens subsp. insularis Peter J. Dixon 2018-6-17 118 Los Angeles Santa Catalina Island: Pacific side; terminus of Ben Weston Bunkers Rd., ridge between Middle Canyon and Cottonwood Canyon. N-facing, rock outcrop, schist parent material. 0 Comment
  UCD60922  Echinochloa crus-galli G. D. Wallace 1979-8-9 1874 Los Angeles SW corner of Baldwin Ave. and Foothill Blvd., Arcadia. Comment
  UCSB3674  Ehrendorferia chrysantha Kamb, Peter 1947-6-9 Los Angeles Angeles Crest highway at Ladybug Canyon, San Gabriel Mts. 1280 Comment
  RSA279015  Ehrharta calycina R. F. Thorne, C. W. Tilforth 1971-4-9 41555 Los Angeles Angeles National Forest: below entrance to wooded area of San Dimas Canyon near San Dimas Creek 381 Comment
  SBBG132311  Ehrharta calycina S. A. Junak, B. Collins 1991-4-26 SCI- 239 Los Angeles E side of island, at West Cove 9 Comment
  UCR213506  Ehrharta erecta A. C. Sanders, Karen Kirtland 2010-5-14 38352 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  CAS-BOT-BC112853  Eleocharis macrostachya LeRoy Abrams 1901-4-10 1452 Los Angeles Inglewood Comment
  CAS-BOT-BC112851  Eleocharis macrostachya E. K. Balls 1953-6-17 18336 Los Angeles Spontaneous in upper pool of Trickle Garden, Rancho Santa Ana Botanic Garden Comment
  RSA0084179  Eleocharis palustris Scott D. White 1998-5-22 6558 Los Angeles Castaic Lake area: Grasshopper Canyon. watershed, between I-5 Freeway / Old Ridge Route and the lake. Proposed North Lake Planned Community. 427 Comment
  RSA365424  Eleocharis palustris Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA712179  Eleocharis palustris A. C. Sanders 2005-5-5 29938 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, SW end of Cruzan Mesa at site of former dairy, east of Bench Mark Plum 655 Comment
  RSA365428  Eleocharis palustris Robert Gustafson 1981-5-13 2216 Los Angeles Ballona Wetlands, Area 1 Comment
  IRVC26948  Eleocharis parishii A. C. Sanders, Mark Elvin 2003-8-7 27178 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  UCR204748  Eleocharis rostellata R. G. Swinney 2005-8-9 8422 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
Read comments
May 10 2012
  UC814653  Elodea canadensis Louis C. Wheeler 1933-12-13 2325 Los Angeles San Dimas Canyon Dam; San Gabriel Mts. 411 Comment
  RSA729303  Elymus elymoides R. G. Swinney 1998-7-2 6210 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  SBBG119037  Elymus elymoides G. D. Wallace 1982-4-26 1948 Los Angeles Ft Tejon Rd Comment
  RSA645653  Elymus elymoides subsp. elymoides R. G. Swinney 1996-5-27 4729 Los Angeles San Gabriel Mountains: E of Table Mountain and NW of Wright Ridge. E-W-facing ridgetop, 2.25 miles SE of Smithsonian Observatory on E end of ridge. 2252 Comment
  UC1714548  Elymus elymoides subsp. elymoides I. M. Johnston 1917-8-23 1635 Los Angeles Pine Mt. Ridge San Antonio Mountains 2499 Comment
  RSA733764  Elymus glaucus R. G. Swinney 2000-6-19 7826 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  CAS-BOT-BC206766  Elymus glaucus subsp. glaucus A. D. E. Elmer 1902-6-1 3750 Los Angeles Acton 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
  POM185013  Elymus glaucus subsp. virescens Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont. 365 Comment
  SEINET10940987  Elymus stebbinsii subsp. septentrionalis Louis C. Wheeler 1936-6-12 Wheeler 4153 Los Angeles Dry semi-shady canyon side Monroe Canyon, San Gabriel Mts. 549 Comment
  UCR204744  Elymus triticoides R. G. Swinney 2005-8-9 8419 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA0076963  Emmenanthe penduliflora R. G. Swinney 2010-5-19 12829 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA585356  Emmenanthe penduliflora Tim S. Ross 1991-4-27 4695 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  RSA655989  Emmenanthe penduliflora James Henrickson 1985-3-30 19773 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  UCR190898  Emmenanthe penduliflora R. G. Swinney 1998-7-2 6212 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CDA40327  Emmenanthe penduliflora Phillipson 1915-4-28 4 .1.A Los Angeles Monrovia. Comment
  CHSC95795  Encelia actoni LeRoy Gross 2005-5-3 2254 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  CAS-BOT-BC131219  Encelia californica Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island 30 Comment
  RSA313368  Encelia californica R. F. Thorne 1973-4-12 42923 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 5 Comment
  RSA0080981  Encelia farinosa R. G. Swinney 2010-4-30 12480 Los Angeles 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
  CHSC20799  Ephedra Robert A. Schlising 1968-4-12 2880 Los Angeles SE of Pearblossom; Fort Tejon Road near 165th Street. Comment
  RSA589110  Ephedra nevadensis T. S. Ross 1992-4-4 6104 Los Angeles Big Rock Creek: ca 0.25 mile S of Big Pines Highway, between the stream and Big Rock Creek Road 1207 Comment
  SFV309  Ephedra viridis P. G. Kilburn 1958-4-12 730 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  UCR193477  Ephedra viridis R. G. Swinney 1999-6-5 7273 Los Angeles San Gabriel Mtns., western end of ridge extending from Big John Peak, above Big John Flat 1793 Comment
  RSA0029904  Ephedra viridis Robert F. Thorne 1969-6-26 38198 Los Angeles San Gabriel Mts., Angeles National Forest: In Big Rock Creek Canyon at Sycamore Flat Campground, SW slope of Pinyon Ridge. 1296 Comment
  POM11314  Epilobium brachycarpum I. M. Johnston 1917-7-31 1534 Los Angeles San Antonio Canyon below Camp Baldy. 1280 Comment
  CAS-BOT-BC166267  Epilobium canum subsp. canum Louis C. Wheeler 1931-10-16 253 Los Angeles Sawpit Canyon, San Gabriel Mts. 304 Comment
  CATA3244  Epilobium canum subsp. canum Amy Catalano, Laura Roll 2017-2-1 001 Los Angeles Santa Catalina Island: Wild Boar Gully canyon, 150 meters by air from ocean 42 Comment
  RSA611537  Epilobium canum subsp. latifolium Louis C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mountains: Cattle Canyon, 1 mile E of mouth of Coldwater Canyon. 945 Comment
  UCSB4533  Epilobium canum subsp. latifolium Philbrick, Ralph 1954-9-30 Los Angeles San Antonio Canyon of the San Gabriel Mts. 716 Comment
  UCR168335  Epilobium canum subsp. mexicanum F. H. Elmore 1939-11-24 s.n. Los Angeles Channel Islands, Wilson Cove, San Clemente Island 122 Comment
  RSA762420  Epilobium ciliatum R. G. Swinney 2008-8-13 9376 Los Angeles Icy Springs, tributary of Big Rock Creek. 1756 Comment
  CATA3560  Epilobium ciliatum subsp. ciliatum Benjamin J. Dion, Kristy Lanz 2018-6-20 008 Los Angeles Santa Catalina Island: Pacific side; In seeps on moist, south-facing waterfall in a drainage in Coffeepot Canyon watershed 288 Comment
  POM156320  Epilobium ciliatum subsp. ciliatum L. R. Abrams 1902-7-1 2617 Los Angeles Little Santa Anita Canyon 914 Comment
  RSA0091325  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-8-17 15617 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  RSA72170  Epilobium ciliatum subsp. ciliatum F. W. Peirson 765 Los Angeles Long Beach. Comment
  UC921172  Epilobium foliosum Kay H. Beach 1943-6-16 1759 Los Angeles San Dimas Experimental Forest 944 Comment
  RSA507556  Epilobium paniculatum Louis C. Wheeler 1967-8-2 10331 Los Angeles Angeles National Forest; Sulphur Spring. 1585 Comment
  UCR204749  Epipactis gigantea R. G. Swinney 2005-8-9 8423 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  LA200048  Equisetum X ferrissii Lawrence L. Kiefer; 1966-3-13 1737 Los Angeles SANTA MONICA MOUNTAINS, Zuma Canyon, ca 2.5 mi from mouth of canyon. 152 Comment
  UC284816  Equisetum arvense P. A. Munz 1923-5-26 6839 Los Angeles Head of Vincent Gulch, San Gabriel Mountains Comment
  UC122534  Equisetum laevigatum unknown Mar. 1894 Los Angeles Pasadena 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
  SBBG56821  Eragrostis mexicana R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA216322  Eragrostis pectinacea E. C. Twisselmann 1970-10-17 17546 Los Angeles Antelope Valley: Gorman Highway 5 miles west of Highway 14 1006 Comment
  HSC79925  Eragrostis pilosa var. pilosa James Hendrickson 1973-6-15 10709 Los Angeles Long Beach, near 68 St. and Atlantic 61 Comment
  UC634848  Eremalche exilis H. L. Mason 1932-4-1 6870 Los Angeles 1 mi. e. Lancaster Comment
  RSA592864  Eremocarpus setiger L. C. Wheeler 1945-9-20 6155 Los Angeles San Gabriel Mountains. Just west of divide of Kinneloa (''Sycamore'') Canyon. 426 Comment
  RSA421754  Eremocarpus setiger F. R. Fosberg 1931-7-11 S- 5383 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 220 Comment
  RSA421758  Eremocarpus setiger F. R. Fosberg 1931-7-11 S- 5383 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 220 Comment
  RSA609112  Eremocarpus setiger L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Loop Canyon. 1127 Comment
  RSA616927  Eremocarpus setiger L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: Berm of Angeles Crest Highway, approximately 1/4 mile southeast of Charlton Station. Comment
  SBBG63727  Eremocarya micrantha R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  SFV5388  Eremogone macradenia J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles San Gabriel Mountains About 5 miles northwest of Big Pines on road to Valyermo. 1768 Comment
  SBBG58293  Eriastrum densifolium R. Hoffmann 1927-6-14 Los Angeles foothills, Palmdale Comment
  SD3870  Eriastrum densifolium subsp. austromontanum Ruth B. Randall Jul 1931 Los Angeles Big Pines. Comment
  CAS-BOT-BC514254  Eriastrum densifolium subsp. austromontanum F. Grinnell Jr. 1911-8-15 s.n. Los Angeles Mt. Wilson 1794 Comment
  RSA0107980  Eriastrum densifolium subsp. elongatum Thos. Craig 1933-10-9 2031 Los Angeles Near Vincent. 1067 Comment
  CAS-BOT-BC514872  Eriastrum pluriflorum subsp. sherman-hoytiae Ralph Hoffmann 1931-5-16 s.n. Los Angeles Sandy flat between Redman and Muroc Comment
  RSA0118101  Eriastrum rosamondense Sarah J. J. De Groot 2005-5-19 4976 Los Angeles Antelope Valley, along Avenue G between 30th and 40th Streets. 702 Comment
  UCR264993  Eriastrum rosamondense Russell Huddleston, Michelle Balk 2015-4-18 s.n. Los Angeles Western Mojave Desert, SW corner of Edwards Air Force Base, west of Piute Ponds, 0.5 mile S of Ave. 'C' & 0.1 mi. W of Division St./ Shuttle Rd. 701 Comment
  UC23882  Eriastrum sapphirinum J. H. Barber 1897-6-22 168 Los Angeles San Fernando Valley Comment
  UC880226  Eriastrum sapphirinum Ira W. Clokey, B. Templeton May 1929 4549 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  RSA0122086  Eriastrum sapphirinum subsp. brevibracteatum Thos. Craig 1933-10-9 2022 Los Angeles Hills 3 mi south of Vincent; border of San Gabriel Mts. 1220 Comment
  CAS-BOT-BC514941  Eriastrum sapphirinum subsp. brevibracteatum Le Roy Abrams; E. A. McGregor 1908-7-2 546 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains Comment
  CAS-BOT-BC514989  Eriastrum sapphirinum subsp. dasyanthum Peter H. Raven; Robert F. Thorne 1964-5-7 19018 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountsins Comment
  SEINET3816024 Image available Eriastrum virgatum Ira W. Clokey, B. Templeton May 1929 4551 Los Angeles Santa Monica Mountains; Mandeville Canyon 500 Comment
  RSA620239  Ericameria cooperi B. Pitzer 1998-5-23 3739 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  UCR271159  Ericameria cuneata R. G. Swinney 2011-11-1 15976 Los Angeles San Gabriel Mountains, West Fork San Gabriel River, 70-200 meters west (upstream) from confluence with North Fork, south side of FS Rd 2N25/W. Fork Scenic Bikeway 476 Comment
  SD40105  Ericameria ericoides subsp. ericoides Edith A. Purer 1931-2-21 Los Angeles El Segundo Comment
  POM359352  Ericameria ericoides var. ericoides H. de Forest 1928-11-14 s.n. Los Angeles El Segundo. Comment
  JEPS31285  Ericameria linearifolia I. W. Clokey and B. C. Templeton 1930-4-8 4717 Los Angeles San Francisquito Canyon 700 Comment
  UCR209451  Ericameria nauseosa subsp. consimilis R. G. Swinney 2008-10-10 9554 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  SBBG139  Ericameria nauseosa var. mohavensis R. Hoffmann 1927-9-21 Los Angeles Bailey's Ranch, Ridge Route (US Hwy 99) Comment
  LA30404  Ericameria pinifolia Jane Turner; Theodore Mosquin 1958-10-11 C- 35 Los Angeles San Gabriel Mountains, 3.1 mi. below Mt. Baldy P.O. along old road at base of wash (not new road above wash) Comment
  RSA292490  Ericameria pinifolia James Henrickson 1973-11-2 8094 Los Angeles 8 miles NW of Newhall on Chaparral hillside above fields Nw of jct of Hwy 5 & Hasley Canyon road. 366 Comment
  SBBG31360  Erigeron canadensis R. F. Thorne 1966-9-14 36668 a Los Angeles behind dunes at Little Harbor 4 Comment
  UCD131904  Erigeron foliosus Daryl Koutnik 1978-4-28 421 Los Angeles Point Dume near Zuma Beach. 45 Comment
  UCR281477  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-28 s.n. Los Angeles Palos Verdes Peninsula, Miraleste Canyon, along Miraleste Canyon Trail 271 Comment
  RSA601042  Erigeron foliosus var. stenophyllus Steve Boyd, Lauren Raz 1997-6-18 9971 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  SEINET11836745  Erigeron foliosus var. stenophyllus M. T. Doutt 1931-1 s.n. Los Angeles Sierra Madre Mts., trail from Mt. Howe to Mt. Wilson 1615 Comment
  PASA1735  Erigeron philadelphicus Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  CAS-BOT-BC189068  Eriodictyon crassifolium Vernon Bailey 1907-10-29 s.n. Los Angeles San Fernando Comment
  CAS-BOT-BC189158  Eriodictyon crassifolium var. nigrescens Mrs. E. C. Van Dyke 1928-5-15 s.n. Los Angeles Tejon Pass Comment
  RSA455044  Eriodictyon crassifolium var. nigrescens E. S. S. 1920-5-30 s.n. Los Angeles Colby Trail Comment
Read comments
Sep 18 2013
  UCR277139  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-29 13246 Los Angeles San Gabriel Mountains, May Canyon Truck Trail, 0.3-1.5 miles north of Veterans Park, west of Loop Canyon on FS Rd. 3N54 854 Comment
  CAS-BOT-BC188091  Eriodictyon traskiae E. R. Blakley 1962-10-3 5390 Los Angeles E side of Black Jack Mountain at start of road to White's Landing 411 Comment
  RSA6208  Eriodictyon traskiae Carl B. Wolf 1932-10-5 4229 Los Angeles Shoulder of Black Jack Peak, east of the Black Jack Mine. 457 Comment
  CATA1516  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs, Steven A. Junak 1996-7-9 2734 Los Angeles Santa Catalina Island: By Lower Cape Canyon Reservoir, Cape Canyon 237 Comment
  RSA589239  Eriodictyon trichocalyx var. trichocalyx Tim S. Ross 1990-6-8 2906 b 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
  RSA0020546  Eriodictyon trichocalyx var. trichocalyx Mildred R. Solomen 1931-7-12 s.n. Los Angeles Mt. Wilson. Comment
  CAS-BOT-BC248477  Eriogonum angulosum Carl B. Wolf 1932-10-21 4362 Los Angeles One-half mile east of Palmdale, Mojave Desert 807 Comment
  UCR167534  Eriogonum angulosum Scott D. White, A. Warniment 2005-9-13 11223 Los Angeles Tehachapi Mtns, Slopes and plateaus west of Oso Canyon, c. 1-2 air mi N of Quail Lake 1159 Comment
  UCR95374  Eriogonum angulosum Steve Boyd, Lauren Raz 1996-10-8 9025 Los Angeles Liebre Mtns. region, Hills at E edge of Mint canyon, along Davenport Road, c. 0.45 mi east of jct with Sierra Hwy. 622 Comment
  LA206744  Eriogonum cinereum C. M. Dammers; 1933-10-27 sn Los Angeles Point Firman Comment
  UC6415  Eriogonum cinereum Wm. H. Brewer 1860-12-21 80 Los Angeles Sierra Santa Monica Comment
  SBBG64320  Eriogonum cithariforme R. Hoffmann 1930-6-6 Los Angeles Liebre Station, Ridge Route [historic site] Comment
  CAS-BOT-BC241939  Eriogonum cithariforme A. D. E. Elmer 1902-6-1 3713 Los Angeles Acton Comment
  RSA252952  Eriogonum cithariforme var. agninum Robert F. Thorne, Gary D. Wallace 1973-4-24 43426 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  RSA709376  Eriogonum cithariforme var. agninum Mark A. Elvin 2003-5-25 2927 -A Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Salt Creek, mesa in middle of Salt Creek drainage. 595 Comment
  CAS-BOT-BC242749  Eriogonum davidsonii Timothy S. Ross; Steve Boyd 1990-6-18 3513 Los Angeles San Gabriel Mountains. Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages 1767 Comment
  RSA748406  Eriogonum davidsonii Justin M. Wood 2009-6-1 786 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  SEINET3087682 Image available Eriogonum davidsonii Steve Myers 1988-9-30 s.n. Los Angeles Palmdale area, N of Elizabeth Lake Rd. near the intersection with25th St. West Joshua tree woodland. Comment
  CAS-BOT-BC242781  Eriogonum davidsonii F. W. Peirson No date on label s.n. Los Angeles Mt. Wilson, San Gabriel Mts. 2133 Comment
  POM306178  Eriogonum davidsonii Henry J. Ramsey, Henry J. Ramsey 1937-9-2 s.n. Los Angeles Angeles Crest Highway. Comment
  CAS-BOT-BC249773  Eriogonum elongatum var. elongatum Mrs. H. P. Bracelin 1931-10-11 571 Los Angeles Topanga Canyon, about three miles east of ocean beach. Santa Monica Mts. Comment
  RSA629051  Eriogonum elongatum var. elongatum Valerie L. Soza, Laura Moore 1999-6-30 603 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  LA206778  Eriogonum fasciculatum M. Zaitlin; 1951-3-17 sn Los Angeles San Gabriel Mountains, Angeles Crest Highway 761 Comment
  POM199717  Eriogonum fasciculatum Bonnie C. Templeton 1929-06 4578 Los Angeles Mandeville Canyon, Santa Monica Mountains 250 Comment
  SEINET3124346 Image available Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-4-29 10566 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert: Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence (Palmdale 7.5' Q). 945 Comment
  CAS-BOT-BC253205  Eriogonum fasciculatum var. fasciculatum Lewis S. Rose 1960-8-28 60087 Los Angeles E. slope of Coldwater Canyon, Santa Monica Mts. 335 Comment
  LA82476  Eriogonum fasciculatum var. foliolosum O. H. Kappler; 1940-6-9 45 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM306179  Eriogonum fasciculatum var. foliolosum Henry J. Ramsey, Henry J. Ramsey 1937-9-2 s.n. Los Angeles Angeles Crest Highway: Johnny Canyon. Comment
  RSA393412  Eriogonum fasciculatum var. foliolosum Anstruther Davidson 1889-07 s.n. Los Angeles Foothills. Los Angeles. Comment
  RSA393416  Eriogonum fasciculatum var. foliolosum Fordyce Grinnell Jr. 1910-06 1469 Los Angeles Long Canyon, San Gabriel Mountains. Comment
  RSA393461  Eriogonum fasciculatum var. foliolosum M. B. Dunkle 1933-7-11 3646 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  RSA654195  Eriogonum fasciculatum var. foliolosum Marilyn Porter 1991-5-17 24 Los Angeles Upland at San Bernardino County line, south from parking area at Shinn Road and Mount Baldy Road. Followed abandoned road beginning from road side to San Antonio Dam. 670 Comment
  CAS-BOT-BC250110  Eriogonum fasciculatum var. polifolium Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3395 Los Angeles San Gabriel Mountains. Little Rock Creek: Joshua Tree Campground on the SW side of Little Rock Reservoir 1002 Comment
  RSA0055993  Eriogonum fasciculatum var. polifolium Richard G. Swinney 2010-3-16 11939 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
  UC1870215  Eriogonum fasciculatum var. polifolium LeRoy Gross 2005-5-3 2252 Los Angeles Transverse Ranges; San Gabriel Mountains region; West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. Comment
  SD48931  Eriogonum giganteum var. formosum Reid Moran 1958-9-16 6843 Los Angeles cliffs, canyon 2 miles SE of Eel Point, San Clemente Island 99 Comment
  UC77568 Image available Eriogonum giganteum var. formosum T. S. Brandegee 1894-8-25 Los Angeles San Clemente Island Comment
  POM320616  Eriogonum giganteum var. giganteum Chris Dearden 1971-8-24 145 Los Angeles One hundred yards south of Casino Point along Casino Road, Avalon. Santa Catalina Island. Pacific Ocean drainage area. 6 Comment
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Jun 10 2014
  UCR50755  Eriogonum giganteum var. giganteum A. C. Sanders 1988-5-18 7850 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  CAS-BOT-BC253472  Eriogonum gracile Geo. B. Grant 1904-9-15 6422 Los Angeles Pasadena Comment
  SD22415  Eriogonum gracile Susan G. Stokes 1932-8-30 Los Angeles Pasadena Comment
  UCR127661  Eriogonum gracile var. gracile A. C. Sanders, Mark Elvin 2002-6-18 25136 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  UC398794  Eriogonum grande var. grande Katharine Brandegee Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC261178  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-8-11 4009 Los Angeles Big Rock Creek, 1/8 mi. below Big Rock Ranger Station, desert slope of San Gabriel Mts. 1066 Comment
  SBBG125880  Eriogonum inflatum A. Parikh, N. Gale 2010-6-8 3266 Los Angeles Sierra Pelona, NW of Vincent and Soledad Pass, 3.3 km NW of State Hwy 14; E Liebre Mtns 1150 Comment
  CAS-BOT-BC263040  Eriogonum maculatum A. D. E. Elmer 1902-6-1 s.n. Los Angeles Acton Comment
  UCR252695  Eriogonum maculatum Kelly Schmoker 2014-6-18 s.n. Los Angeles Western Mojave Desert, Edwards Air Force Base, south of Buckhorn Dry Lake, W of 100th St. East and north of Ave. 'A' near its end, NE of old homestead site and NW of 'L' shaped windbreak 699 Comment
  UCR98744  Eriogonum maculatum T. S. Ross, Steve Boyd 1990-6-18 3502 Los Angeles San Gabriel Mtns., Ball Flat, 1500 m due north of Jackson Lake, between the Boulder Canyon & Mescal Creek drainages. 1768 Comment
  UC2042128  Eriogonum microthecum var. johnstonii Orlando Mistretta 1995-12-12 1954 Los Angeles Transverse Ranges; San Gabriel Mountains region: Little Rock Creek Canyon. Comment
  CAS-BOT-BC268779  Eriogonum mohavense H. E. Hasse 1893-5-21 s.n. Los Angeles Acton Comment
  SD134401  Eriogonum mohavense Craig Reiser 1988-8-17 Los Angeles Western periphery of Lancaster, west side of freeway Comment
  UC1408955  Eriogonum mohavense Robert F. Thorne and C. W. Tilforth 1973-4-20 43000 Los Angeles 1 mi n Bob's Gap (3.2 mi s of Llano; n slope of Holcomb Ridge); San Gabriel Mts., Mojave Desert slope, Holcomb Ridge 1143 Comment
  UC77611  Eriogonum parvifolium none Oct. 1893 Los Angeles Redondo Comment
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Dec 11 2009
  RSA393065  Eriogonum parvifolium var. parvifolium Tom Burch 1940-3-9 4020 -6 Los Angeles Redondo Beach. Near sea level. 0 Comment
  JEPS56555  Eriogonum plumatella Frank W. Peirson 1923-9-1 4002 Los Angeles Sheep Creek San Gabriel Mountains 1584 Comment
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Dec 11 2014
  JEPS56557  Eriogonum plumatella Ralph Hoffmann 1930-4-29 2335 A Los Angeles Lancaster 711 Comment
  JEPS76567  Eriogonum pusillum L. R. Heckard 1977-4-7 4633 Los Angeles across from Phacelia Wildlife Sanctuary ((e of Lancaster)); Edwards Air Force Base Comment
  RSA586678  Eriogonum pusillum Orlando Mistretta, Mark A. Elvin 1995-5-10 1704 A Los Angeles San Gabriel Mts. Bare Mountains Canyon. West Fork. 1250 Comment
  SBBG65220  Eriogonum pusillum R. Hoffmann 1929-5-19 Los Angeles between Big Rock Crk and Los Angeles Recreation Park Comment
  UC220828  Eriogonum roseum A. D. E. Elmer June 1902 3725 Los Angeles Acton Comment
  UC473582  Eriogonum thurberi John Thomas Howell 1931-5-31 6022 Los Angeles San Gabriel Wash Comment
  CHSC26390  Eriogonum umbellatum var. minus Wesley O. Griesel 1961-7-9 Los Angeles White Thorn Picnic Area, State Highway #2, San Gabriel Mts. 2286 Comment
  RSA729879  Eriogonum umbellatum var. minus R. G. Swinney 1998-9-7 6926 Los Angeles Pine Mountain Ridge, c. 1/4 mi. west of summit of Pine Mountain. 2817 Comment
  UCSB33670  Eriogonum umbellatum var. munzii Fortlage, Robert 1961-9-23 Los Angeles desert side of the San Gabriel Mts; Pinyon Flats, Angeles National Forest 1066 Comment
  CAS-BOT-BC297942  Eriophyllum confertiflorum I. M. Johnston 1917-7-15 1452 Los Angeles San Antonio Mts. Head of S Fork Lytle Creek 1828 Comment
  OBI51925  Eriophyllum confertiflorum Patricia A. Krueger 1994-5-3 11 Los Angeles San Gabriel Mtns. 8 mi on 2N25-2 from Hwy 39 Comment
  SEINET11839690  Eriophyllum confertiflorum L. M. Mayer, Mayer, I. J. 1974-1 143 Los Angeles 0.5 mi W of Tapia Park-Malibu Canyon/Las Virgenes Rds Comment
  LA203530  Eriophyllum confertiflorum var. confertiflorum Harvey Anderson; 1932-5-13 sn Los Angeles Pine Canyon Road Comment
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Jun 26 2015
  RSA226021  Eriophyllum confertiflorum var. confertiflorum R. F. Thorne, C. W. Tilforth 1971-6-29 40664 Los Angeles San Gabriel Mountains, Angeles National Forest: ca. 1 mi. down Aliso Canyon Rd. from junction with Angeles Forest Rd. 1128 Comment
  RSA357919  Eriophyllum confertiflorum var. confertiflorum F. R. Fosberg 1931-8-8 S 5633 Los Angeles San Gabriel Mountains. 1500 Comment
  POM358090  Eriophyllum nevinii House, Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island, canyon sides Comment
  RSA526060  Eriophyllum nevinii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-6 4158 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA585352  Eriophyllum wallacei Timothy S. Ross 1991-4-27 4625 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (& hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  RSA679961  Eriophyllum wallacei LeRoy Gross, Orlando Mistretta, Valerie L. Sosa 2003-5-13 865 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  SFV6476  Eriophyllum wallacei T. Gordon, W. C. Willig, K. A. Wilson, D. R. Perry 1974-4-26 175 Los Angeles San Gabriel Mountains Lone Pine Canyon Road, 3 miles from Cajon Pass. Comment
  RSA289502  Eriophyllum wallacei Dale E. Johnson 1974-4-24 93 Los Angeles W of Palmdale airport, 1.9km (1.2miles) N of Ave P on Sierra Hwy (road just E of and parallel to Hwy 14 (Mojave San Fernando road) Comment
  UCR255853  Erodium Dan S. Cooper 2014-6-26 614- 62 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  UCD103102  Erodium botrys Louis C. Wheeler 1947-4-13 6467 Los Angeles Rio Hondo: 1/4 mile upstream from Rosemead Boulevard near El Monte. Comment
  UCR192016  Erodium brachycarpum A. C. Sanders 2008-4-16 34912 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, 0.3 mi. north of Hwy 138 on the east side of the cement plant road, 0.8 mi. E of Quail Lake 1020 Comment
  RSA598116  Erodium cicutarium Steve Boyd, Lauren Raz 1997-3-4 9141 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
  UCR178051  Erodium cicutarium LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 691 Los Angeles Transverse Ranges: Verdugo Mtns, south side of mountains, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway 783 Comment
  UCR210714  Erodium cicutarium R. G. Swinney 2008-10-22 9669 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UCR271728  Erodium cicutarium R. G. Swinney 2011-3-26 14214 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
  UCR78145  Erodium cicutarium Wandalee Thompson 1964-4-22 32 Los Angeles Transverse Range; Liebre Mtns., Thompson Ranch entrance road, 20660 West Pine Canyon Road, c. 5 miles west of Lake Hughes 1128 Comment
  LA105124  Erodium moschatum Barry A. Prigge; 1988-7-3 8243 Los Angeles Santa Monica Mountains, Calabasas, 900 ft ESE of N-Junction of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School 374 Comment
  SBBG19220  Erodium moschatum M. A. Piehl 1963-12-8 63193 Los Angeles 0.25 mi from mouth of Cave Cyn 9 Comment
  RSA764139  Erysimum capitatum Doris Bowers 1957-2-24 144 Los Angeles San Dimas Canyon 1067 Comment
  RSA774603  Erysimum capitatum R. G. Swinney 2009-7-29 11415 Los Angeles Pacifico Mountain summit 2134 Comment
  UCR190899  Erysimum capitatum R. G. Swinney 1998-7-2 6201 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA530308  Erysimum capitatum var. capitatum N. C. Cooper 1945-5-1 2128 Los Angeles Tapia Park area, Santa Monica Mountains 610 Comment
  SD48481  Erysimum capitatum var. capitatum E. K. Balls, P. C. Everett 1958-2-12 22864 Los Angeles Southwest of San Antonio Dam, north of Claremont. 550 Comment
  JEPS17081  Erysimum capitatum var. capitatum Rimo Bacigalupi 1955-4-6 4815 Los Angeles 3.5 mi sw Edwards Air Force Base (Muroc Lake); Mojave Desert Comment
  RSA530304  Erysimum capitatum var. capitatum Samuel R. Tyson 1943-3-26 s.n. Los Angeles San Dimas Canyon 488 Comment
  RSA530309  Erysimum capitatum var. capitatum N. C. Cooper 1945-5-1 2185 Los Angeles Santa Monica Mtns 762 Comment
  RSA530230  Erysimum suffrutescens N. C. Cooper 1944-01 774 Los Angeles El Segundo Comment
  RSA66160  Erysimum suffrutescens F. W. Peirson 1922-1-5 1904 Los Angeles Hermosa Beach Comment
  SEINET6911600  Eschscholzia caespitosa W. P. Vestal, A. G. Vestal 1955-3-26 3487 Los Angeles Antelope Valley east of Fairmont on 110th Street. "Gilia expanse" east side of road in field. Comment
  RSA0069425  Eschscholzia californica R. G. Swinney 2010-3-11 11867 Los Angeles Flood plain surrounding Haines Canyon wash, from the I-210 Fwy. in the east, where it crosses wash, to 0.5 mi. west at junction with Big Tujunga Wash. 348 Comment
  SBBG70153  Eschscholzia californica R. Hoffmann 1925-4-19 Los Angeles W border of Antelope Valley Comment
  UCR190286  Eschscholzia californica R. G. Swinney 1998-8-1 6621 Los Angeles San Gabriel Mtns., Vincent Gulch, c. 2.5 miles ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  UCR277520  Eschscholzia californica Mitch Provance, Stephen Reynolds 2011-5-5 17207 Los Angeles San Gabriel Valley, City of San Gabriel, northwest of the intersection of Burton Ave. and E. Las Tunas Dr. 130 Comment
  RSA658411  Eschscholzia californica Erinn Wilson 1996-5-18 28 Los Angeles found off j lot [Cal Poly Pomona, parking] Comment
  SEINET12102671  Eschscholzia californica W. F. Wight 1907-1 1628 Los Angeles East Lake Park, Los Angeles Comment
  UC56739  Eschscholzia californica H. M. Hall 1902-5-1 3046 Los Angeles near Palmdale; Antelope Valley 762 Comment
  RSA589200  Eschscholzia minutiflora Tim S. Ross 1991-4-27 4669 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 SW of Three Sisters [buttes]. 1003 Comment
  SBBG70171  Eschscholzia minutiflora R. Hoffmann 1925-5-16 Los Angeles Palmdale Comment
  UCR280808  Eschscholzia ramosa Mitch Provance 2017-6-30 617- 45 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. 79 Comment
  UCR214608  Eucalyptus globulus A. C. Sanders, Dan S. Cooper 2010-4-30 38116 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA673618  Eucalyptus rudis LeRoy Gross 2003-1-25 685 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest 549 Comment
  RSA673619  Eucalyptus rudis LeRoy Gross 2003-1-25 685 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest 549 Comment
  RSA673614  Eucalyptus sideroxylon LeRoy Gross 2003-1-25 688 Los Angeles Johnston's Motorway from Indian Springs Estates (private Homes) but with trail easement at gated end of Iverson Road off Santa Susana Pass Road. climbs to main crest. 610 Comment
  UCR95348  Eucrypta chrysanthemifolia L. C. Wheeler 1967-5-2 9255 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  OBI13937  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert J. Rodin 1953-5-2 5808 Los Angeles Cyn behind Whites Cove, Catalina Island Comment
  RSA655984  Eucrypta chrysanthemifolia var. chrysanthemifolia James Henrickson 1985-3-30 19769 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  UCR200024  Eucrypta chrysanthemifolia var. chrysanthemifolia Valerie Soza, Mariam Sidibeh 2003-3-26 1599 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Haines Canyon Park vicinity, SSW of Dorothy and Estepa Drive intersection 549 Comment
  SD260282  Eulobus californicus R. G. Swinney 2010-5-19 12825 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytifcs Station, at end of Pacific Telephone Access Rd., W of Angeles Natl. Forest boundary, 2.05 air miles E of Angeles Forest Hwy., 0.8 miles W of Mt. Emma Rd. 1335 Comment
  UCR276950  Euphorbia albomarginata R. G. Swinney 2010-5-21 12859 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
  UCD84629  Euphorbia cyathophora D. L. Koutnik 1986-3-6 s.n. Los Angeles San Marino. Weed in Desert Garden of Huntington Botanical Garden. Comment
  UC520375  Euphorbia helioscopia Louis C. Wheeler 1933-7-14 1936 Los Angeles near Rio Hondo (Potrero Chico); Potrero Chico 68 Comment
  POM188628  Euphorbia helioscopia L. C. Wheeler 1933-7-14 1936 Los Angeles Portrero Chico near Rio Hondo. 69 Comment
  SEINET3165246  Euphorbia leptocera G. B. Grant 1904-6-15 425 Los Angeles Pasadena Comment
  RSA720156  Euphorbia peplus LeRoy Gross 2007-4-21 2648 Los Angeles East end of the range; Small canyon or draw. End of Capistrano Ave. just pass the intersection with El Rito Ave. City of Glendale. 336 Comment
  SD181562  Euphorbia peplus Louis C. Wheeler 1945-4-15 6011 Los Angeles San Gabriel Mountains; Millard Canyon. 106 Comment
  UCSB18176  Euphorbia peplus Lakatos, Susie 1964-3-22 Los Angeles Backyard of 404 Ninth Street, Santa Monica Comment
  UCR205569  Euphorbia prostrata R. G. Swinney 2008-5-30 8872 Los Angeles San Gabriel Mtns., San Gabriel Canyon along old road/trail at El Encanto [El Encanto Azusa River Wilderness Park, 0.2 mi. upstream from park admin. buliding -- R.G.S., 2010] 256 Comment
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Apr 22 2010
  UCR276999  Euphorbia serpillifolia R. G. Swinney 2010-9-30 13895 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA0024503  Euphorbia serpillifolia R. F. Thorne 1980-4-26 54138 Los Angeles Santa Catalina Island. East slope of Blackjack Mountain, along Airport Road Comment
  RSA0034249  Eurotia lanata Bonnie C. Templeton 1971-5-16 11617 Los Angeles About 7 mi. NE of Palmdale. 815 Comment
  SBBG80290  Extriplex californica F. C. Boutin 1967-4-23 1639 Los Angeles Wilson Cove Comment
  SDSU12183  Extriplex californica R. M. Beauchamp 1967-1-28 111 Los Angeles San Clemente Island. Comment
  RSA0091350  Festuca octoflora R. G. Swinney 2011-4-1 14300 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  POM246427  Filago californica F. R. Fosberg 1931-3-22 665 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 75 Comment
  RSA593188  Filago californica L. C. Wheeler 1967-5-8 9298 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA356054  Filago californica R. F. Thorne 1973-3-26 42722 Los Angeles San Gabriel Mts: Webb Canyon 365 Comment
  RSA533447  Filago californica Timothy S. Ross 1991-4-21 4537 Los Angeles Whittier Hills ( Puente Hills, pro parte) Middle Turnbull Canyon, ridgetop on N side, 1000 ft. NW of the old water tank. 280 Comment
  UCR189250  Filago depressa R. G. Swinney 1998-5-16 6080 Los Angeles San Gabriel Mountains/Mojave Desert, Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction 1348 Comment
  RSA579133  Foeniculum vulgare T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7442 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; narrow, eroded canyon through southerly coastal bluffs, ca. 2750m SE of Inspiration Point and 2680m WNW of White Point., Near 33 deg. 43 33.5 , 118 deg. 20 28 W 8 Comment
  RSA69881  Forestiera pubescens F. W. Peirson 1919-6-13 483 Los Angeles Large colony on south side of canyon of Rock Creek. 1296 Comment
  CAS-BOT-BC223752  Frankenia salina Alice Eastwood 1906-5-31 s.n. Los Angeles Near Bimini Baths Comment
  CAS-BOT-BC217361  Frasera neglecta Wesley O. Griesel 1960-6-5 s.n. Los Angeles Near Chilao Recreation area, San Gabriel Mountains 1828 Comment
  CAS-BOT-BC217363  Frasera neglecta H. M. Hall 1899-6-1 1249 Los Angeles Schwartout [Swartout] Canyon, on borders of Mojave Desert, San Antonio Mountains 2042 Comment
  CAS-BOT-BC223417  Fraxinus dipetala Henry J. Thompson 1959-3-27 1899 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Near Stunts Ranch, north slope, 1.5 miles north of peak 426 Comment
  RSA611535  Fraxinus dipetala Louis C. Wheeler 1968-9-29 s.n. Los Angeles San Gabriel Mountains: Cattle Canyon, 1 mile E of mouth of Coldwater Canyon. 945 Comment
  RSA426868  Fremontodendron californicum J. Aug. Kusche 1922-05 9556 Los Angeles Mojave Desert. Comment
  UCSB45504  Fritillaria biflora Sundvold, Marti 1979-3-4 Los Angeles Calif. Hwy. 23 ca. 3 mi. W. of jct. with Potrero Rd 500 Comment
  UCR219944  Galinsoga parviflora R. G. Swinney, Jane Strong 2009-4-21 10409 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
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May 3 2014
  RSA702032  Galium andrewsii Steve D. Boyd, Amber Maurice 2004-5-18 11311 Los Angeles Atmore Meadows area. Comment
  UCR229165  Galium andrewsii Dan S. Cooper 2011-5-5 511- 55 B Los Angeles Transverse Range; San Gabriel Mountains, Portal Ridge, east of Three Points, 6.1 mi southeast (148 deg. ) of Neenach 1331 Comment
  RSA0081635  Galium angustifolium R. G. Swinney 2010-9-9 13749 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
  LA208352  Galium angustifolium John Thomas Howell; M. Hilend Hilend 1930-5-11 Los Angeles San Gabriel Mountains, Pacoima Dam Comment
  LA105083  Galium angustifolium subsp. angustifolium Barry A. Prigge; 1988-7-3 8225 Los Angeles SANTA MONICA MOUNTAINS, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy and 0.2 mi S of highway, S of flood control basin. 335 Comment
  SBBG68821  Galium angustifolium subsp. angustifolium R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  POM177814  Galium angustifolium subsp. angustifolium J. T. Howell, Martha Hilend 1930-5-11 3 Los Angeles Pacoima Dam Comment
  POM367682  Galium angustifolium subsp. angustifolium M. B. Dunkle 1933-4-19 3310 Los Angeles Palos Verdes Hills. Comment
  POM367686  Galium angustifolium subsp. angustifolium Robin S. Collins 1973-4-30 162 Los Angeles Angeles National Forest, San Gabriel Mountains. Trail Canyon. 640 Comment
  RSA0045432  Galium angustifolium subsp. gabrielense Wendy Boes, Andrew S. Wheeler 2009-6-22 2009 -025 Los Angeles San Gabriel Mountains; Crystal Lake Recreation Area, Forest Service trail 9W27 1676 Comment
  SD84863  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Chenetti Canyon, San Clemente Island Comment
  SDSU9319  Galium aparine A. H. Gallup 1949-4-17 400 Los Angeles Lasca. 152 Comment
  UCR271729  Galium aparine R. G. Swinney 2011-3-26 14202 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
  RSA251466  Galium aparine Robert F. Thorne 1973-4-11 42811 Los Angeles San Clemente Island, upper part of Middle Ranch Canyon. 381 Comment
  RSA527773  Galium aparine Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4338 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA660455  Galium aparine Ian Thompson 1997-3-22 39 Los Angeles Cal Poly Pomona Ecological Reserve, Northeast facing slope south of E-line. Comment
  JEPS114006  Galium californicum subsp. flaccidum Timothy S. Ross and Steve Boyd 1993-5-23 7246 Los Angeles Lower, easterly ridge of Red Mountain, on N to NE slope ca 500-570 m SE of the saddle between Ruby and Clearwater Canyons. Comment
  RSA67116  Galium catalinense subsp. acrispum F. W. Peirson 1923-4-9 3432 Los Angeles San Clemente Island: canyon near Lemon Tank at Middle ranch Comment
  RSA228844  Galium johnstonii Robert F. Thorne 1971-6-26 39996 Los Angeles San Gabriel Mountains, Angeles National Forest: along Mt. Wilson Road near junction with Mt. Lowe Road, NE slope of Mt. Markham 1616 Comment
  RSA529165  Galium johnstonii Tim S. Ross, Steve D. Boyd 1991-7-24 5672 Los Angeles Granite Mountain. 1902 Comment
  UCR281340  Galium johnstonii R. G. Swinney 2014-5-19 16594 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  LA50674  Galium nuttallii subsp. nuttallii Carl Epling; 1929-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  UCSB9142  Galium nuttallii subsp. nuttallii Albright, S. 1957-5-7 Los Angeles UCLA Campus, Faculty Hill 91 Comment
  RSA709372  Galium porrigens A. C. Sanders, T. B. Salvato 2005-4-26 29675 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa. 595 Comment
  UCR199965  Galium porrigens var. porrigens Valerie Soza, LeRoy Gross, B. Hogshead 2001-4-18 1153 Los Angeles Transverse Ranges: Verdugo Mountains Region, ridgetop above McDonald Creek 427 Comment
  JEPS52954  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-27 3982 Los Angeles Sepulveda Canyon 335 Comment
  JEPS52958  Galium porrigens var. porrigens Lauramay T. Dempster and G. L. Stebbins 1964-1-26 3976 Los Angeles State Hwy 39 n Coldbrook Public Camp; San Gabriel Mts. 1188 Comment
  RSA656485  Gamochaeta pensylvanica Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 720 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
  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
  CAS-BOT-BC186345  Garrya flavescens S. Y. Parnay 1911-6-1 s.n. Los Angeles On Mt. Wilson and Mt. Low [Lowe] Comment
  UCR276875  Garrya flavescens R. G. Swinney 2011-10-13 15803 Los Angeles San Gabriel Mountains, Chilao Flat, FS road crossing of Chilao stream, east of Chilao Visitors Center and west of Hwy 2 1622 Comment
  RSA755942  Gayophytum R. G. Swinney 2008-7-25 9303 Los Angeles Twin Peaks, east peak. 2357 Comment
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Sep 27 2010
  UCR209969  Gayophytum R. G. Swinney 2008-7-15 9228 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  CATA3476  Genista linifolia Michael Thomas, Benjamin Dion, Nathalie Cartan 2017-9-27 003 Los Angeles Santa Catalina Island: Interior; on west-facing slope in Middle Cottonwood Canyon watershed 185 Comment
  UCR131374  Geranium carolinianum Jeremiah George 2001-3-17 12 Los Angeles South Coastal Plains Region, Palos Verdes Peninsula, Rolling Hills, 5 Sagebrush Lane 305 Comment
  UCR187248  Gilia A. C. Sanders 2006-4-21 32124 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
  UCR130059  Gilia aliquanta subsp. aliquanta George K. Helmkamp, E. A. Helmkamp 1998-5-21 4055 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  RSA470080  Gilia angelensis L. C. Wheeler 1934-3-10 2425 Los Angeles San Gabriel Mountains, near mouth of San Dimas Canyon. 441 Comment
  RSA612108  Gilia angelensis Steve Boyd, Valerie Soza 1998-4-28 10159 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, top of ridge on south side of the canyon. 634 Comment
  UC1584925  Gilia angelensis Tim Ross 1991-4-8 4454 Los Angeles Elephant Hill San Dimas USGS 7.5' quadrangle, western Pomona 228 Comment
  UC537992  Gilia angelensis Louis C. Wheeler 1934-4-17 2532 Los Angeles Palmer Canyon San Gabriel Mts., Palmer Canyon 510 Comment
  UC909025  Gilia angelensis John Thomas Howell 1928-3-20 3459 Los Angeles Griffith Park , Griffith Park (Vermont Canyon) Comment
  UCR130058  Gilia brecciarum subsp. brecciarum George K. Helmkamp, E. A. Helmkamp 1998-5-21 4054 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  RSA11766  Gilia capitata subsp. abrotanifolia E. Lloyd 1933-5-13 s.n. Los Angeles Temescal canyon. Comment
  RSA469406  Gilia latiflora subsp. davyi Anstruther Davidson 1895-5-8 s.n. Los Angeles Lancaster. Comment
  RSA777207  Gilia latiflora subsp. davyi Orlando Mistretta, Christine Mistretta 2010-5-19 5123 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  CAS-BOT-BC226324  Gilia latiflora subsp. davyi Ernest C. Twisselmann 1963-4-18 6974 Los Angeles Tehachapi Mountains. Tejon Ranch: Oso Canyon, ca. 1 mile above the Oso Corral Comment
  RSA469402  Gilia latiflora subsp. davyi Robert M. Perkins 1937-4-23 s.n. Los Angeles 3 miles south of Palmdale. Comment
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Aug 21 2007
  POM280099  Gilia latiflora subsp. latiflora Lyman Benson 1932-3-25 3146 Los Angeles Little Rock. 762 Comment
  RSA160866  Gilia latiflora subsp. latiflora Percy C. Everett, Nick F. Lolonis 1962-4-30 24460 Los Angeles Palmdale, between 30th and 29th streets, 1 block N of Hwy. 138 793 Comment
  PASA790  Gilia multicaulis Sally Ellis 1939-3-24 Los Angeles Claremont Comment
  RSA0017120  Gilia ochroleuca subsp. bizonata Frances Runyan 1973-4-14 s.n. Los Angeles About 10-15 miles southwest of Gorman along a mostly dirt road toward Piru Creek. 1067 Comment
  JEPS14053  Gilia ochroleuca subsp. vivida Rimo Bacigalupi with Leroy Custer 1952-8-9 3907 Los Angeles s of and above Swartout Valley; San Gabriel Mountains, Blue Ridge 2255 Comment
  RSA0017160  Gilia ochroleuca subsp. vivida Anstruther Davidson 1895-6-6 1943 Los Angeles Mt. Wilson Comment
  RSA0017175  Gilia ochroleuca subsp. vivida George B. Grant 1906-6-15 s.n. Los Angeles Mount Wilson: summit. 1829 Comment
  CDA22265  Gilia tricolor subsp. tricolor Garrettson 1915-1 s.n.-A Los Angeles Montebello Hills District. 0 Comment
  RSA115876  Glycyrrhiza glabra George W. Garrettson s.n Los Angeles South side of Valley Blvd., 1/4 mile East of Collins St., Spadra. Comment
  UCR206143  Gnaphalium californicum R. G. Swinney 2008-5-30 8898 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA650963  Gnaphalium californicum Len Lorwin 1948-5-20 7 Los Angeles San Dimas Wash. 213 Comment
  RSA658315  Gnaphalium californicum D. G. Tanner 1989-5-31 sx- 23 Los Angeles Fish Canyon Wash. Comment
  UCR73382  Gnaphalium canescens subsp. beneolens T. S. Ross 1991-8-14 5790 Los Angeles San Gabriel Mtns., Pacifico Mtn Rd, 0.5 mi east of Lower Pacifico Campground Rd. 1927 Comment
  RSA628802  Gnaphalium luteoalbum Scott D. White, David E. Bramlet 1998-6-29 6829 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. [Correct TRS should be 3N, 9W] 1707 Comment
  RSA589263  Grayia spinosa T. S. Ross 1991-4-28 4779 Los Angeles Adobe Mountain: Southwesterly extension of the mountain. 926 Comment
  UC468769  Grindelia hirsutula H. P. Chandler 1898-3-14 198 Los Angeles San Dimas Comment
  RSA587333  Guillenia lasiophylla Orlando Mistretta 1992-5-4 259 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  RSA0085093  Gutierrezia californica R. G. Swinney 2010-4-1 12166 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  SEINET11837961  Haplopappus linearifolius D. P. Reagan 1974-1 24 Los Angeles about 2 mi W of Gorman Comment
  RSA603186  Haplopappus parishii L. C. Wheeler 1972-12-20 12783 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  UCR78093  Haplopappus squarrosus subsp. grindelioides David Charlton 1991-7-5 5508 Los Angeles San Gabriel Mtns., Elizabeth Lake Canyon, Lake Hughes Rd. bridge near Warm Spring Cyn. 396 Comment
  RSA612109  Harpagonella palmeri Steve Boyd, Valerie Soza 1998-4-28 10158 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, top of ridge on south side of the canyon. 634 Comment
  SBBG113115  Harpagonella palmeri S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 255 Los Angeles upper part of Cape Cyn drainage, ca. 0.65 mi SW of Black Jack Pk 396 Comment
  POM4759  Hazardia squarrosa var. grindelioides C. F. Baker 1903-10-10 3732 Los Angeles San Antonio Cayon [canyon] near Claremont. Comment
  RSA14705  Hazardia squarrosa var. grindelioides Peter H. Raven 1959-10-25 14705 Los Angeles Mulholland Hwy 1.6 miles W of Decker Road 305 Comment
  RSA653518  Hazardia squarrosa var. grindelioides LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 281 Los Angeles Verdugo Mountains: Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet 610 Comment
  UC891994  Hazardia squarrosa var. grindelioides Carl B. Wolf 1932-10-4 Los Angeles above Amphitheatre (Avalon); Santa Catalina Island, Avalon 30 Comment
  CAS-BOT-BC306295  Hedypnois cretica Peter H. Raven; Robert F. Thorne 1964-5-7 19034 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  UCR204413  Helenium bigelovii R. G. Swinney 2001-9-15 8173 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  CAS-BOT-BC223989  Helianthemum scoparium Prof. W. R. Dudley 1907-12-16 s.n. Los Angeles Near the reservoir, Monrovia Comment
  LA35979  Helianthemum scoparium Peter H. Raven; David S. Verity 1960-5-7 15321 Los Angeles Santa Monica Mountains, Arroyo Sequit 243 Comment
  RSA517122  Helianthemum scoparium T. S. Ross, S. D. Boyd 1990-5-14 2505 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1152 Comment
  RSA775594  Helianthemum scoparium Orlando Mistretta, Christine Mistretta 2010-6-23 5346 Los Angeles W fork of the San Gabriel River; 4.3 air miles E of Red Box Gap on Angeles Crest Hwy. 848 Comment
  CAS-BOT-BC305428  Helianthus annuus Marcus E. Jones 1882-2-27 3029 Los Angeles Pasadena Comment
  UC32263  Helianthus annuus J. Burtt Davy Oct 1896 2849 Los Angeles Pomona Comment
  UCR258864  Helianthus annuus R. G. Swinney 2010-3-16 11938 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
  RSA486472  Helianthus annuus subsp. lenticularis Richard Noyes 1988-7-30 596 Los Angeles Claremont; foothills of the San Gabriel Mts; 200 meters east of Thompson Creek Dam. 500 Comment
  RSA875  Helianthus gracilentus J. T. Howell 1928-6-29 1002 Los Angeles 8 miles South Seminole Hot Springs, Santa Monica Mountains. 610 Comment
  UC557749  Heliotropium curassavicum Nell Murbarger 1936-5-1 205 Los Angeles San Clemente Isl. Comment
  UC624995  Heliotropium curassavicum F. R. Fosberg 1931-4-29 S 4712 Los Angeles mouth of Cottonwood Canyon; Santa Catalina Isl. 2 Comment
  UCR119057  Hemizonia australis Jeremiah George 2001-8-22 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 3 Comment
  RSA696928  Hemizonia fasciculata R. H. McArthur 1932-4-30 s.n. Los Angeles Limestone Bouscout Camp. Comment
  RSA678919  Hemizonia parryi subsp. australis Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  UCR199059  Hemizonia parryi subsp. australis Matt Malle 2008-10-8 s.n. Los Angeles South Coast; Los Angeles Basin Region, Torrance, triangular parcel on west side of Crenshaw Blvd, between W. 208th St. and Dominguez St., south of Dow Chemical facility, c. 1.6 m. (air) south of 405 Fwy 21 Comment
  CAS-BOT-BC143679  Heteromeles arbutifolia Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-6 8121 Los Angeles Ruby Canyon: 3.1 road miles WNW of Ruby/Clearwater Saddle, along Ruby-Clearwater Truck Trail; NW side of Red Mountain 755 Comment
  RSA0072421  Heteromeles arbutifolia Joseph M. Keefe 2001-1-19 30949 Los Angeles South by southeast face of The Eagle Rock, Eagle Rock District, Los Angeles. 305 Comment
  RSA576126  Heteromeles arbutifolia F. H. Elmore 1939-2-18 421 Los Angeles San Clemente Island. Comment
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May 16 2008
  SBBG12781  Heteromeles arbutifolia E. R. Blakley 1962-10-6 5471 Los Angeles N edge of Avalon, where island rd leaves town 45 Comment
  SEINET11915757  Heteromeles arbutifolia I. W. Clokey, Templeton, B. 1929-1 4589 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  POM7969  Heterotheca fastigiata R. B. Cowles 1921-4-22 4482 Los Angeles Claremont. Comment
  RSA0074075  Heterotheca grandiflora F. R. Fosberg 1930-6-30 3072 Los Angeles Del Rey. 2 Comment
  UCR124029  Heterotheca sessiliflora A. C. Sanders, Mark A. Elvin 2002-8-28 25600 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, within 10 m of fence marking west edge of Magic Mtn. amusement park 360 Comment
  UCR132935  Heterotheca sessiliflora Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  CAS-BOT-BC317324  Heuchera elegans F. Grinnell Jr. 1910-6-20 s.n. Los Angeles Head of Long Canyon, San Gabriel Mountains 1295 Comment
  RSA0063090  Heuchera elegans West, Helen E. Sweet, E. Crow 1930-7-12 s.n. Los Angeles Near north Baldy Peak. Comment
  RSA0063269  Heuchera elegans F. W. Peirson 1921-6-17 2669 Los Angeles Divide between Little Rock Creek and Bear Creek, north side of San Gabriel Mountains. 1921 Comment
  RSA95181  Hieracium argutum var. parishii F. W. Peirson 1921-7-15 5286 Los Angeles San Gabriel River below Bonita Comment
  RSA755946  Hieracium horridum R. G. Swinney 2008-7-25 9308 Los Angeles Twin Peaks, west peak 2299 Comment
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May 14 2018
  SD181641  Hirschfeldia incana LeRoy Gross 2003-3-9 785 Los Angeles San Rafael Hills, a west-east trending ridge southwest of Flint Peak, east of the Glendale Freeway between Chevy Chase Drive to the north and Glenoak Blvd. 356 Comment
  UC1587651  Hirschfeldia incana Tim Ross 1991-3-9 4185 Los Angeles head of Oak Canyon, SE side of ridgetop knoll Whittier Hills (Puente Hills, pro parte) 368 Comment
  UCD115133  Hirschfeldia incana P. B. Kennedy 1918-8-1 s.n. Los Angeles Around High School. Comment
  RSA773305  Hordeum brachyantherum R. G. Swinney 2009-6-3 11051 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  RSA779998  Hordeum murinum R. G. Swinney 2009-4-7 10281 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, under 2nd span from west 184 Comment
  CAS-BOT-BC289336  Hordeum murinum subsp. glaucum Carl Epling 1931-4-25 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  POM1302  Hordeum murinum subsp. glaucum B. Sanford 1909-05 s.n. Los Angeles Claremont. Comment
  RSA133772  Hordeum murinum subsp. glaucum P. H. Raven 1959-5-3 14098 Los Angeles Santa Monica Mountains. Mulholland Drive at Laurel Pass, (34?N; 118-119?W) 351 Comment
  RSA611066  Hordeum murinum subsp. leporinum L. C. Wheeler 1970-5-9 s.n. Los Angeles Los Angeles: Gladys Avenue at 9th Street. Comment
  RSA657438  Hordeum murinum subsp. leporinum Joseph M. Keefe 2001-1-19 30896 Los Angeles on north side of Upperton Avenue (north across street from 1871 Upperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042. 262 Comment
  LA33401  Hordeum vulgare Peter H. Raven; 1959-5-3 14097 Los Angeles Santa Monica Mountains, Mulholland Drive at Laurel Pass 350 Comment
  RSA247419  Hordeum vulgare Jack Delaini 1974-5-23 203 Los Angeles Lodi Canyon, San Dimas Experimental Forest. 762 Comment
  UCSB6765  Hordeum vulgare Haller, John 1950-5-9 Los Angeles UCLA Botanical Garden Comment
  RSA451547  Horkelia rydbergii L. E. Hoffman 1931-12-23 s.n. Los Angeles Chilao Flats, Angeles National Forest. 2134 Comment
  CAS-BOT-BC213005  Hosackia crassifolia Steve Boyd; Lauren Raz 1997-5-20 9822 Los Angeles Liebre Mountains Region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, 1737 Comment
  UCR221442  Hydrocotyle ranunculoides D. E. Bramlet 1999-11-10 2826 Los Angeles Snow Creek, City of Industry, 16 m east of Valley Blvd. and 107 m north of Grand Ave., 229 m west of the existing San Jose Creek flood control channel 55 Comment
  RSA670652  Hymenoclea salsola B. C. Templeton, H. J. Andrews 1938-3-22 1687 Los Angeles Shoemaker Canyon. Comment
  UCR260406  Hypochaeris glabra R. G. Swinney 2010-4-30 12457 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Canyon Debris Basin in the southernmost of the two east forks of Wilson Canyon 537 Comment
  SD107890  Isocoma menziesii var. menziesii Robert F. Thorne, D. Propst and M. Haefs 1974-9-12 45112 Los Angeles Santa Catalina Island, near Buffalo Springs Reservoir 424 Comment
  SFV18462  Isocoma menziesii var. menziesii I. P. Swift 2001-9-27 339 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. On disturbed roadcut of Placerita Canyon Road just west of Walker Ranch turnout. 606 Comment
  UC1587741  Isocoma menziesii var. menziesii Tim Ross 1991-3-9 4167 Los Angeles just sw of Colima Road x Camino del Sur; Whittier Hills (Puente Hills) Comment
  UC32930  Isocoma menziesii var. vernonioides J. H. Barber 1897-9-16 283 Los Angeles Santa Monica Experimental Station Comment
  CAS-BOT-BC311712  Isocoma menziesii var. vernonioides J. Ewan 1931-11-11 5295 Los Angeles Del Valle, Santa Clara River Valley Comment
  UC284985  Iva axillaris subsp. robustior P. A. Munz 1923-5-27 6886 Los Angeles mouth of Pallett Creek; San Gabriel Mts. Comment
  SD112044  Jepsonia malvifolia Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island, canyon above Pebbly Beach Comment
  CAS-BOT-BC101900  Juglans californica 1905-5-5 s.n. Los Angeles Pasadena Comment
  RSA599208  Juglans californica Louis C. Wheeler 1968-3-28 s.n. Los Angeles Foothills of San Gabriel Mountains: West Debris Basin, Brown School for Girls. 518 Comment
  UCR261129  Juglans californica R. G. Swinney 2010-6-21 13294 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  SD90207  Juglans californica var. californica Benjamin C. Stone 1953-3-16 294 Los Angeles Brea Canyon Road, south of Pomona. 274 Comment
  UC1349382  Juglans californica var. californica E. L. Lioret June, 1944 8695 Los Angeles Glendora Comment
  UCR126353  Juncus acutus A. C. Sanders 2003-8-6 27123 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  SBBG128425  Juncus acutus subsp. leopoldii M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-21 1826 Los Angeles lower Middle Cyn, just below jct of rd to Ben Weston Beach 153 Comment
  RSA747580  Juncus balticus subsp. ater R. G. Swinney 2005-8-22 8507 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, lower Holcomb Canyon 1280 Comment
  POM7125  Juncus bufonius L. T. Street, G. Williams 1919-4-12 2504 Los Angeles Puente [now La Puente]. Comment
  RSA251462  Juncus bufonius Robert F. Thorne 1973-4-11 428525 Los Angeles San Clemente Island: upper part of Norton Canyon. 335 Comment
  RSA0117700  Juncus bufonius var. congestus A. C. Sanders 2006-5-16 32332 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
  RSA669338  Juncus macrophyllus LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 562 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  SD260149  Juncus macrophyllus R. G. Swinney 2011-6-1 14940 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Criso Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy (Chilao Flat 7.5'Q) 1096 Comment
  RSA748779  Juncus mexicanus Justin M. Wood 2009-4-7 471 Los Angeles Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  RSA368090  Juncus phaeocephalus Dayton, Dayton 1925-4-15 s.n. Los Angeles Baldwin Park, Los Angeles vicinity. Comment
  UCR158848  Juncus rugulosus Scott D. White 1994-7-14 2257 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  RSA368358  Juncus textilis R. F. Folger 1930-1-18 s.n. Los Angeles Verdugo Canyon Comment
  RSA777205  Juncus tiehmii Orlando Mistretta, Christine Mistretta 2010-5-19 5121 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA368290  Juncus xiphioides Samuel R. Tyson 1942-6-26 s.n. Los Angeles San Dimas Canyon 823 Comment
  RSA675026  Juncus xiphioides Scott D. White, Kent Hughes 2000-5-17 7867 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA597879  Juniperus californica F. C. Vasek 1964-5-27 640527 -5 Los Angeles In yucca grove between Gorman and Lancaster in Antelope Valley. Comment
  CATA1020  Keckiella cordifolia Mark L. Hoefs 1995-5-4 1937 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  NY790258  Keckiella cordifolia I. W. Clokey 05 1929 4561 Los Angeles Mandeville Canyon, Santa Monica Mountains 500 Comment
  UCSB6163  Keckiella cordifolia Gill, Robert 1959-6-2 Los Angeles San Antonio Cyn; along lower road; San Gabriel Mt Range 762 Comment
  SEINET13766499  Keckiella cordifolia A. A. Heller 1908-6-19 8951 Los Angeles Near Avalon, Santa Catalina Island Comment
  LA209313  Keckiella ternata H. Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  UC1063190  Keckiella ternata A. D. Gifford 1935-3-19 496 Los Angeles 1 mi ene Sawmill Mountain; Angeles National Forest, Tejon Quad. 1493 Comment
  RSA400473  Keckiella ternata subsp. ternata Thekla Mohr 3028 Los Angeles North Fork San Gabriel River. Comment
  NY790456  Keckiella ternata var. septentrionalis T. S. Ross 1990-6-4 2793 Los Angeles Lower Moody Canyon: Moody Truck Road, 0.1 mile north of junction with powerline road. Acton USGS 7.5' quad. 1048.5 Comment
  UC221000  Keckiella ternata var. septentrionalis A. D. E. Elmer Jun 1902 3597 Los Angeles Acton Comment
  UCR280073  Kochia californica Onkar Singh 2016-4-2 5691 Los Angeles Mojave Desert, Antelope Valley, 11 km NW of Lancaster, 200 m south of West Avenue F and 400 m west of 60th Street West 708 Comment
  RSA403464  Koeleria macrantha Dayton, Miss Dayton 1925-4-15 s.n. Los Angeles Baldwin Park, Los Angeles vicinity. Comment
  CAS-BOT-BC273837  Lamarckia aurea A. C. Sanders 2003-3-14 25746 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
  SEINET200268 Image available Lamarckia aurea Unknown 20 -25 Los Angeles San Gabriel Valley near Claremont Comment
  LA12433  Lamarckia aurea Carl Epling; 1931-4-15 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA599204  Lamium amplexicaule Louis C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 701 Comment
  UCR143052  Lamium amplexicaule L. C. Wheeler 1936-2-19 4078 Los Angeles San Gabriel Valley, West Orange Grove Avenue, Pomona 244 Comment
  LA202613  Lasthenia californica A. M. Johnson; 1932-3-12 3851 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  JEPS9911  Lasthenia coronaria Frank W. Peirson 1919-3-27 330 Los Angeles Arroyo Seco Canyon San Gabriel Mountains, Arroyo Seco Canyon 411 Comment
  UCD133646  Lasthenia coronaria Daryl Koutnik 1978-4-28 436 Los Angeles Cornell Corners, south of Agoura Road on Cornell Road. 304 Comment
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Oct 1 2018
  UC174193  Lasthenia gracilis Katharine Brandegee Los Angeles Saugus Comment
  JEPS10372  Lasthenia gracilis W. L. Jepson 1939-4-14 19106 Los Angeles about 2 1/2 mi se Thousand Oaks (western Los Angeles County); Russell Valley 289 Comment
  SBBG133426  Lathyrus odoratus J. Shute, K. Merrill, E. Havstad 2011-5-3 SERG 11 -53 Los Angeles E of VC3 off ridge rd to the S by concrete ruins of a building Comment
  SD252330  Lathyrus odoratus Steven A. Junak 2000-5-18 Sca 1295 Los Angeles Santa Catalina Island: Just E of town at isthmus, plant stop. 14 Comment
  UCD106414  Lathyrus splendens Louis C. Wheeler 1932-3-6 454 Los Angeles San Dimas Canyon, San Gabriel Mts. 384 Comment
  UCD106419  Lathyrus sulphureus Collector unknown 1923-5-22 262 Los Angeles Eaton Canyon trail, over Oak Flat. Comment
  RSA405686  Lathyrus vestitus subsp. laetiflorus Alva Watry 1931-5-10 s.n. Los Angeles Rattlesnake Canyon 1067 Comment
  JEPS55285  Lathyrus vestitus var. vestitus Frank W. Peirson 1920-5-16 2137 Los Angeles Tujunga Canyon San Gabriel Mountains 472 Comment
  RSA182328  Lathyrus vestitus var. vestitus J. D. Olmsted 1962-4-30 3410 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  SD252283  Layia Steven A. Junak 1999-5-20 Sca 931 Los Angeles Santa Catalina Island. On ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mile up from reservoir. 256 Comment
  JEPS32793  Layia glandulosa E. R. Blakley 1958-5-9 2264 Los Angeles 2 mi e Gorman 1097 Comment
  PASA2314  Layia glandulosa Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  SD104871  Layia glandulosa Darley Howe 1979-4-30 Los Angeles 2 Miles northwest of Devil's Punch Bowl 1435 Comment
Read comments
Jul 11 2010
  RSA92277  Layia glandulosa F. W. Peirson 1921-7-3 2778 Los Angeles 2 miles NE of Rock Creek Divide, N slope of San Gabriel Mts. 2287 Comment
  UCD133994  Layia platyglossa Daryl Koutnik; Vickie Dawes 1978-4-20 386 Los Angeles North Hollywood at the intersection of Laurel Canyon Blvd. and Stagg Street. 243 Comment
  RSA644418  Layia platyglossa subsp. campestris Steven A. Junak 1978-4-15 SCa- 3 Los Angeles Santa Catalina Island: upper Cherry Valley. Comment
  POM361673  Layia platyglossa subsp. campestris Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills n. end of Vermont Ave. Comment
  RSA127836  Layia platyglossa subsp. platyglossa Peter H. Raven 1959-4-4 13972 Los Angeles Point Dume, Santa Monica Mountains. 15 Comment
  CAS-BOT-BC534350  Lemna gibba Miss S. P. Monks 1900-12-1 s.n. Los Angeles Los Angeles River Comment
  UCR101732  Lemna valdiviana L. C. Wheeler 1932-8-28 1301 Los Angeles San Gabriel Valley, Puddingstone Dam, San Jose Hills 274 Comment
  CATA45  Lepechinia fragrans Mark L. Hoefs, A. Douglas Propst 1973-3-3 26 Los Angeles Santa Catalina Island: East slope of Mt. Black Jack 365 Comment
  POM4041  Lepechinia fragrans D. L. Crawford 1916-5-10 s.n. Los Angeles Upper San Dimas Canyon Comment
  SBBG13580  Lepechinia fragrans P. H. Raven 1962-5-20 17788 Los Angeles upper end of Cape Cyn Rd just below Black Jack Mtn 396 Comment
  SBBG71595  Lepechinia fragrans J. A. Ewan 1929-7-1 Los Angeles near stream, Switzer's Camp 914 Comment
  UCSB43766  Lepechinia fragrans Nakashima, L. 1982-4-18 Los Angeles On east side of Stage Road, 1.4 miles south-east of Catalina Airfield on Santa Catalina Island 457 Comment
  UCR256602  Lepidium densiflorum Anuja Parikh, Nathan Gale 2011-7-5 3534 Los Angeles Transverse Ranage; San Gabriel Mountains, along road to Barley Flats, 3.5 km west of Shortcut Station, 1.1 km north of State Hwy 2, Angeles Crest Hwy 1683 Comment
  RSA515175  Lepidium fremontii Steve Boyd 1986-3-31 1566 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  UCR222739  Lepidium fremontii R. G. Swinney 2009-4-29 10608 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  SD90588  Lepidium lasiocarpum subsp. lasiocarpum Robert F. Thorne 1973-4-12 42918 Los Angeles San Clemente Island; Horse Cove, south end of island. 4 Comment
  UC1587222  Lepidium lasiocarpum var. lasiocarpum Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-20 5335 Los Angeles terrace flats between Box Canyon and Horse Canyons (w side of San Clemente Island); San Clemente Island 484 Comment
  SD186152  Lepidium nitidum A. C. Sanders 2003-3-14 25769 Los Angeles Gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd. 519 Comment
  RSA603645  Lepidium pinnatifidum L. C. Wheeler 1944-9-25 5975 Los Angeles Culver City: Jasmine Avenue and Venice Boulevard. Comment
  RSA669300  Lepidium strictum LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2002-4-27 530 Los Angeles Valley Forge Campgroud, in the West Fork of the San Gabriel river. 1057 Comment
  CAS-BOT-BC13009  Lepidium virginicum John Thomas Howell 1928-3-20 3484 Los Angeles Vermont Avenue between Sunset Boulevard and Santa Monica Boulevard. Comment
  RSA0013599  Lepidium virginicum var. virginicum Orlando Mistretta, Christine Mistretta 2011-6-23 5751 Los Angeles Vicinity of Mt. Gleason. Former Los Angeles County Fire Camp 1.3 air miles E of Mt. Gleason summit. Area burned in Station Fire (2009). 1680 Comment
  IRVC26949  Lepidospartum squamatum A. C. Sanders, Mark Elvin 2003-8-7 27175 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  LA200241  Lepidospartum squamatum Jonathan Sauer; C. O. Sauer 1969-11-30 4673 Los Angeles 9 Comment
  POM305773  Lepidospartum squamatum Henry J. Ramsey, Henry J. Ramsey 1937-6-27 951 Los Angeles Old Ridge Route, Liebre Mts., Angeles National Forest Comment
  POM361770  Lepidospartum squamatum Fordyce Grinnell Jr 1911-09 1931 Los Angeles Bailey Canyon, San Gabriel Mountains. Comment
  RSA762330  Lepidospartum squamatum R. G. Swinney 2008-11-30 9863 Los Angeles San Gabriel Mtns.: Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon. 204 Comment
  RSA678918  Leptochloa fusca subsp. uninervia Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. Salt marsh and seasonal freshwater wetland 5 Comment
  RSA587369  Leptosiphon breviculus Orlando Mistretta 1995-4-21 1632 Los Angeles Little Rock Creek, Unnamed canyon draining the west slopes of Little Rock Creek Canyon 0.5 mi. N of Kitter Canyon. 1098 Comment
  CAS-BOT-BC226640  Leptosiphon breviculus Timothy S. Ross; Darin Banks 1994-6-21 7993 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: saddle between the north fork Tie Canyon on the SW and a major NE-draining tributary of Santiago Canyon on the NE; ca 3160 m NW of Pac. Mtn's 7124-foot summit 1645 Comment
  RSA0081005  Leptosiphon breviculus Dick Swinney 1994-6-12 2885 Los Angeles Sheep Mountain Wilderness, Prairie Fork Canyon, 2.1 mi. SE of jct of FS rds 3N06 and 3N39, at rd 3N39. S of road. 2194 Comment
  CHSC5090  Leptosiphon parviflorus M. MacArthur 1967-7-16 75 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  UCSB42430  Leptosyne bigelovii Greenquist, J. 1978-5-14 Los Angeles On Red Rover Mine Rd. 200 yds. from Ca. Hwy 14 near Palmdale 1219 Comment
  RSA91294  Lessingia glandulifera var. glandulifera Joseph A. Ewan 1934-8-11 8410 a Los Angeles San Gabriel Mountains; Chilao 1646 Comment
  UC1586200  Lessingia glandulifera var. glandulifera Tim Ross 1991-8-16 5812 Los Angeles Sulphur Springs Rd. 0.95 mi due w (as the crow flies) junction with Angeles Crest Hwy.; San Gabriel Mountains, Waterman Mtn USGS 7.5' quad 1816 Comment
  PASA1691  Lessingia lemmonii Frank W. Peirson 1928-9-5 Los Angeles Road from Rock Creek to Big Pines, San Gabriel Mts. 1280 Comment
  UC1751080  Lessingia lemmonii var. lemmonii Annetta M. Carter, Arthur Carter 1935-9-11 969 Los Angeles Chilao Ranger Station at junction of Charleton Flats (Pine Flats) & Pacifico Road. San Gabriel Mtns. 457 Comment
  RSA749855  Leucaena leucocephala A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36978 Los Angeles Baldwin Park, light industrial park at end of Cloverleaf Dr., E bank of the San Gabriel River NE of its confluence with Walnut Creek, S of I-10 Fwy and W of I-605 Fwy, under SCE powerlines 89 Comment
  SBBG60771  Leucosyris carnosa R. Hoffmann 1931-6-23 Los Angeles W of Lancaster Comment
  RSA643969  Lewisia rediviva V. W. Steinmann 1996-6-17 917 Los Angeles San Gabriel Mountains, ca. 1 km (by air) southwest of Mt. San Antonio, along Baldy Trail. 2850 Comment
  SEINET10828136  Leymus triticoides F. R. Fosberg 1931-5-18 Fosberg 54991 Los Angeles Santa Catalina Island. Upper Sonoran Zone. 2 Comment
  UCR194281  Lilium humboldtii R. G. Swinney 1998-8-5 6660 Los Angeles San Gabriel Mtns., Bear Gulch, 0.3 miles north of confluence with Prairie Fork, SW of Wrightwood 1524 Comment
  UCSB17814  Limonium perezii Keith, Sheldon 1963-4-8 Los Angeles junction of Palos Verdes Drive and Via Chico in Palos Verdes Estates 91 Comment
  UCR265948  Linanthus bigelovii Orlando Mistretta, Christine Mistretta 2005-4-21 2059 Los Angeles Transverse Range; San Gabriel Mountains, Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station 1341 Comment
  UCR190382  Linanthus breviculus R. G. Swinney 2001-4-18 7918 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  CAS-BOT-BC226750  Linanthus californicus A. C. Sanders; D. Malueg 1998-6-24 22062 Los Angeles San Gabriel Mtns.: CCC Ridge, off Hwy 2 just N of Pasadena city limits, So. Cal. Edison Mesa-Vincent transmission line at tower 16-2 823 Comment
  RSA654197  Linanthus californicus Kelly Middleton, David Middleton 1988-5-8 1 Los Angeles Glendora Ridge Road, 4.4 miles north of Glendora Mountain road and Sierra Madre Blvd. in Glendora 1220 Comment
  RSA468430  Linanthus californicus subsp. glandulosus Fordyce Grinnell Jr. 1910-6-11 s.n. Los Angeles Mountain situations, San Gabriel Mountains Comment
  RSA0095266  Linanthus californicus subsp. glandulosus B. C. Templeton, Ira W. Clokey 1936-5-18 5661 Los Angeles San Gabriel Canyon. 366 Comment
  LA52347  Linanthus dianthiflorus Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  POM65899  Linanthus dichotomus subsp. dichotomus Jos. Burtt Davy 1896-05 2664 Los Angeles Antelope Valley. Comment
  RSA515177  Linanthus dichotomus subsp. dichotomus Steve Boyd, Orlando Mistretta 1986-3-31 1570 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  HSC101282  Linanthus dichotomus subsp. pattersonii R. G. Swinney 2009-4-24 10487 Los Angeles Transverse Ranges; San Gabriel Mtns. / Mojave Desert: Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  RSA729878  Linanthus pungens R. G. Swinney 1998-9-7 6925 Los Angeles Pine Mountain Ridge, c. 1/4 mi. west of summit of Pine Mountain. 2817 Comment
  UCR110897  Linaria maroccana A. C. Sanders, D. Malueg 1998-6-22 21986 B Los Angeles San Gabriel Mtns., foothills along Hwy 2 at La Canada, at turnoff to SCE Gould substation, Gould Canyon watershed 610 Comment
  RSA0068088  Lindernia dubia Michael C. Long 2015-7-16 926 Los Angeles El Monte, Peck Road Water Conservation Park (County Park). Southwestern edge of broad peninsula, along South Lake, separating lakes into two sections. 87 Comment
  RSA250568  Linum usitatissimum Robert F. Thorne, M. Z. Thorne 1967-10-21 37384 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Baldy Notch 2378 Comment
  RSA584621  Lithophragma affine T. S. Ross, Steve Boyd 1991-4-25 4612 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  POM155812  Lithophragma affine subsp. mixtum M. B. Dunkle 1928-4-21 s.n. Los Angeles Santa Catalina Island. Renton Mine Road 274 Comment
  RSA468220  Lithophragma affine subsp. mixtum M. B. Dunkle 1933-4-19 3322 Los Angeles Palos Verde Hills. Comment
  RSA586531  Lithophragma bolanderi T. S. Ross 1992-5-24 6406 Los Angeles San Gabriel Mountains: Lower Brown s Gulch: just W of the San Gabriel Dam 463 Comment
  RSA616931  Lithophragma bolanderi Louis C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Quail Springs, Maher Canyon. 1280 Comment
  RSA588081  Lithophragma heterophyllum Orlando Mistretta, T. S. Ross 1994-6-1 1296 Los Angeles San Gabriel Mountains: Santiago Canyon. Pacifico Mountain near the top of Santiago Canyon. 1747 Comment
  UCR24395  Lithophragma heterophyllum John C. Roos 1942-4-18 1082 Los Angeles Transverse Range; San Gabriel Mtns., East Fork of Santa Anita Canyon Comment
  UCR178373  Lithophragma tenellum LeRoy Gross, Michael Denslow 2003-6-4 997 Los Angeles Transverse Ranges; San Gabriel Mtns, Southeast of Dawson Saddle, east of Angeles Crest Highway (Hwy 2) 2439 Comment
  POM67882  Lobelia cardinalis subsp. graminea H. E. Hasse 1890-08 s.n. Los Angeles Swamps. Comment
  RSA0113373  Loeflingia squarrosa LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7526 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  RSA779875  Loeflingia squarrosa R. G. Swinney 2009-4-3 10278 Los Angeles Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 183 Comment
  RSA680165  Loeseliastrum matthewsii Scott D. White 2003-6-8 9519 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA77062  Loeseliastrum matthewsii F. W. Peirson 1919-6-15 468 Los Angeles Rock Creek, San Gabriel Mts. 1280 Comment
  SBBG117117  Logfia arizonica S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1517 Los Angeles main rd between Airport and Little Harbor 121 Comment
  UC62966  Logfia filaginoides H. M. Hall 1902-5-3 3109 Los Angeles San Francisquito Pass Comment
  RSA0042041  Logfia gallica R. G. Swinney 2010-5-4 12492 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
  SBBG113109  Logfia gallica S. A. Junak with M. L. Hoefs, K. Kirkland 1998-5-2 SCa 619 Los Angeles upper portion of Avalon Cyn watershed, along Memorial Rd, ca. 0.7 mi rd mi above Wrigley Memorial 213 Comment
  RSA534133  Lolium perenne subsp. multiflorum Timothy S. Ross, Orlando Mistretta, M. Hammitt 1991-5-17 5074 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage, 1600 feet SE of the 924'BM at the E end of the old airfield landing strip. 250 Comment
  POM1284  Lolium temulentum W. R. Shaw 1900-6-11 s.n. Los Angeles Claremont. Comment
  POM356982  Lolium temulentum Grethe Moskedahl 1923-04 s.n. Los Angeles Bandini Station Comment
  RSA11607  Lomatium dasycarpum subsp. dasycarpum S. Fowler, K. Kneen, C. Epling 1933-04 s.n. Los Angeles Boney Ridge. Comment
  SEINET8465436 Image available Lomatium mohavense Wesley O. Griesel 1958-5-3 Los Angeles Santiago Canyon, desert foothills of San Gabriel Mts. 1067 Comment
  RSA661477  Lomatium mohavense subsp. longilobum Vasu Dev, Barbara Dev 2001-3-30 s.n. Los Angeles On ridge west of road, ca. 0.6 miles south of Acton. Comment
  RSA0105340  Lomatium nevadense var. parishii Tim Ross, Steve Boyd 1994-5-4 7664 Los Angeles Northeast summit of Grass Mountain: north slopes draining toward Elizabeth Lake; south slopes toward Green Valley. 1384 Comment
  RSA702565  Lomatium vaginatum Scott D. White 2004-5-5 10290 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  RSA597995  Lomatium vaginatum Steve Boyd, Lauren Raz 1997-3-14 9167 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon., Near 34 deg 43' 55.9''N 118 deg 39' 33.8''W 1450 Comment
  RSA733769  Lonicera subspicata R. G. Swinney 2000-6-19 7811 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  UCR155617  Lonicera subspicata A. C. Sanders 2005-5-11 30149 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
  UCR280687  Lonicera subspicata var. denudata R. G. Swinney 2014-5-27 16675 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  UCR125897  Lotus A. C. Sanders, Mark Elvin, et al 2002-6-26 25298 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at north foot of 'Airport Mesa' and c. 0.75 mile above Castaic Creek confluence, c. 1 mi. SW of Castaic Junction 305 Comment
  RSA589334  Lotus argophyllus subsp. ornithopus T. S. Ross 1995-5-20 8595 Los Angeles San Clemente Island. Southwesterly-trending ridge ca. 1640 ft due S of Guds (888-ft) triangulation point. 145 Comment
  RSA659847  Lotus argophyllus var. argophyllus Orlando Mistretta, Mike Hammitt 1991-5-29 s.n. Los Angeles Monrovia Canyon. Comment
  RSA90047  Lotus argophyllus var. argophyllus F. W. Peirson 95 Los Angeles summit of Mt. Wilson Comment
  UC1584927  Lotus crassifolius Tim Ross and Steve Boyd 1991-7-24 5614 Los Angeles ridge nne Granite Mountain; , Pacifico Mountain U.S.G.S. 7.5' Quad 1889 Comment
  RSA90351  Lotus crassifolius var. crassifolius F. W. Peirson 1919-5-18 103 Los Angeles divide between fish canyon and Monrovia canyons 976 Comment
  UCR177276  Lotus grandiflorus Scott D. White, Michael Honer 2003-5-7 9196 Los Angeles Santa Clarita area, South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway 366 Comment
  RSA612083  Lotus hamatus Valerie L. Soza 1998-4-26 72 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. [Coordinates given are] at center of BFS. 411 Comment
  RSA587268  Lotus heermannii var. heermannii Orlando Mistretta 1994-5-13 1220 Los Angeles Little Rock Creek, Slopes E of creek opposite confluence with Kitter Canyon 1402 Comment
  RSA90322  Lotus humistratus F. W. Peirson 1919-5-11 406 Los Angeles Arraster [Arrastre] Creek, north slope of San Gabriel Mts. 854 Comment
  UCR178073  Lotus micranthus LeRoy Gross, Naomi Fraga 2002-5-16 542 Los Angeles Transverse Ranges; San Gabriel Moutains, Van Tassel road a short distance southeast of White Saddle, Angeles National Forest road survey of 2002 976 Comment
  RSA773307  Lotus nevadensis R. G. Swinney 2009-6-3 11038 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UC15714  Lotus nevadensis var. davidsonii H. M. Hall Jun 1899 1253 Los Angeles Swartout Canyon San Antonio Mountains 2133 Comment
  UC1595449  Lotus oblongifolius Tim Ross 1992-7-10 6650 Los Angeles between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  RSA406211  Lotus oblongifolius var. oblongifolius Geo. L. Moxley 1915-7-5 359 Los Angeles Arroyo Seco Canyon Comment
  RSA0088077  Lotus procumbens R. G. Swinney 2010-5-19 12797 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  UCR194036  Lotus procumbens R. G. Swinney 1999-6-5 7246 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
  UCR127195  Lotus salsuginosus A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26281 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  RSA133409  Lotus salsuginosus P. H. Raven 1959-5-3 14053 Los Angeles Santa Monica Mountains (34 deg.N; 118-119 deg.W). Mulholland Drive near Beverly Glen Boulevard 381 Comment
  RSA008479  Lotus salsuginosus var. salsuginosus Fay A. MacFadden 1933-06 11048 Los Angeles Verdugo Mountains: La Tuna Canyon above Belmont Co. Club. Comment
  RSA652451  Lotus scoparius Richard A. Goodfellow 1948-5-12 s.n. Los Angeles North side of hill, 2 miles East of Sunland. 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
  RSA0039314  Lotus scoparius var. brevialatus R. Munkittrick 1948-5-7 s.n. Los Angeles Near Claremont. Area near foothills of mtn. range. Comment
  RSA498836  Lotus scoparius var. brevialatus Edwin Kline 1924-6-22 14836 Los Angeles Pallett Creek Comment
  RSA774738  Lotus strigosus R. G. Swinney 2009-6-17 11172 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UC56414  Lotus strigosus Ernest Braunton Mar 1903 835 Los Angeles Elysian Park Comment
  UC864913  Lotus strigosus Ira W. Clokey, B. Templeton Jul 1929 4576 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  UCR130054  Lotus strigosus George K. Helmkamp, E. A. Helmkamp 1998-5-21 4050 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  RSA406311  Lotus strigosus M. Bisbee 1917-4-15 s.n. Los Angeles Sandy soil near foot of hills, north side Eagle Rock Valley Comment
  UCSC000922  Lotus strigosus var. strigosus Unknown 1975-5-16 34 Los Angeles desert foothills on the San Gabriel Mts. above Little Rock San Gabriel Mts., Little Rock Comment
  RSA406417  Lotus strigosus var. tomentellus Anstruther Davidson s.n. Los Angeles Foothill, Los Angeles Comment
  RSA406262  Lotus unifoliolatus A. N. Dunn 1931-5-30 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA406266  Lotus unifoliolatus M. Bisbee 1917-5-28 s.n. Los Angeles Grassy hillside, East end of Eagle Rock Comment
  RSA568546  Lotus unifoliolatus G. R. Johnstone 1929-6-11 14915 Los Angeles Alhambra Comment
  RSA90343  Lotus wrangelianus F. W. Peirson 1918-5-5 4072 Los Angeles along road to [Brents] on the Malibu, Santa Monica Mts. Comment
  RSA355468  Ludwigia peploides subsp. peploides Anstruther Davidson 1889-07 s.n. Los Angeles Cienega, Los Angeles. Comment
  RSA158020  Lupinus agardhianus P. H. Raven 1962-5-9 17706 Los Angeles Just north of Gray, San Clemente Island 427 Comment
  CAS-BOT-BC201428  Lupinus albifrons var. albifrons Charles Piper Smith 1923-7-16 3790 Los Angeles Hollywood - Hollywood Blvd. Comment
  UCR146459  Lupinus andersonii Orlando Mistretta 1993-6-28 892 Los Angeles San Gabriel Mountains, Angeles National Forest. Table Mountain; Sunrise ski area 2226 Comment
  UCR147056  Lupinus andersonii L. C. Wheeler 1967-9-4 10651 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain Ridge 2241 Comment
  HSC87154  Lupinus bicolor Steve Boyd, T. S. Elias 1987-4-14 2040 Los Angeles San Gabriel Mtns., Rincon- Red Box Rd., S of Rincon Forest Station, N of Glendora Comment
  RSA0089144  Lupinus bicolor R. G. Swinney 2010-4-28 12399 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA620238  Lupinus bicolor B. Pitzer 1998-5-23 3734 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA276038  Lupinus bicolor Jack Delaini 1974-4-30 144 Los Angeles Los Angeles County 808 Comment
  UC1183623  Lupinus bicolor Dave Dunn 1941-3-29 967 Los Angeles Huntington Drive and Rosemead Blvd. Comment
  POM276468  Lupinus chamissonis Arthur L. Cohen 1934-8-2 517 Los Angeles Ocean Park. Comment
  RSA659951  Lupinus concinnus Orlando Mistretta 1992-5-18 347 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  SBBG96754  Lupinus concinnus S. Boyd with T. Ross, L. Arnseth 1990-4-7 4281 Los Angeles lower half of China Cyn, sand dunes at cyn mouth Comment
  UC130337  Lupinus concinnus J. Burtt Davy May 9 1896-May 24 1896 2321 Los Angeles Antelope Valley Comment
  UCR110895  Lupinus concinnus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22003 Los Angeles San Gabriel Mtns., Soledad Pass area at the N foot of the mtns, c. 5 miles SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just south of Vincent Substation 1000 Comment
  SBBG28949  Lupinus elatus F. W. Peirson 1918-6-10 88 Los Angeles summit of San Gabriel Pk 1859 Comment
  RSA529167  Lupinus excubitus var. austromontanus T. S. Ross 1991-7-24 5648 Los Angeles Granite Mountain 1902 Comment
  CAS-BOT-BC215336  Lupinus excubitus var. excubitus Lester Rowntree 1938-4-28 s.n. Los Angeles Mint Canyon Comment
  RSA642514  Lupinus excubitus var. hallii D. E. Bramlet 1999-5-14 2760 Los Angeles Puente Hills. 274m northwest of the 57/60 freeway and 1.1 km east of old Brea Canyon Road. East facing slope of last small knoll before Lincoln Ave. (existing residential area). 207 Comment
  CAS-BOT-BC216535  Lupinus excubitus var. johnstonii Timothy S. Ross; et al 1990-6-25 3832 Los Angeles Ridgetop W of Crystal Lake (ridge descending SSW from Mount Islip): Crystal Lake USGS 7.5' 2036 Comment
  POM17553  Lupinus excubitus var. johnstonii C. B. Wolf 1936-5-27 7853 Los Angeles Aliso Canyon to Buckhorn Flats road, 2.4 miles above Tie Camp summit 1706 Comment
  UC15868  Lupinus formosus J. H. Barber 1892-6-29 213 Los Angeles near Acton; near Acton Comment
  RSA221577  Lupinus formosus var. formosus Arthur C. Gibson, Linda Gibson 1971-3-27 1743 Los Angeles Evey Canyon, NE of Claremont. Comment
  RSA729360  Lupinus formosus var. formosus R. G. Swinney 1998-7-27 6504 Los Angeles Dry Lake, south of Sunset Peak at head of Dry Lake Canyon. 1515 Comment
  RSA703624  Lupinus hirsutissimus Tim Thibault, Ryan Gilmore 2004-4-29 238 Los Angeles Dry Lake Canyon, between tunnels W of Mt. Baldy Road 974 Comment
  SBBG106902  Lupinus hirsutissimus M. L. Hoefs, R. F. Thorne 1996-4-6 2650 Los Angeles Renton Mine Rd 243 Comment
  SBBG128377  Lupinus hirsutissimus M. L. Hoefs 1991-4-7 1026 Los Angeles upper Avalon Cyn, SW of Divide Rd 377 Comment
  RSA0112850  Lupinus hirsutissimus Steven A. Junak 1999-5-7 SCa- 894 Los Angeles Santa Catalina Island. On N side of Middle Ranch Canyon, near head of canyon. 439 Comment
  RSA213424  Lupinus hirsutissimus M. B. Dunkle 1939-4-6 7299 Los Angeles San Clemente Island Comment
  SBBG15492  Lupinus hirsutissimus W. G. Webb 1935-2-10 Los Angeles near Glenoaks Blvd, Glendale Comment
  RSA584880  Lupinus latifolius subsp. parishii T. S. Ross 1990-6-1 2783 Los Angeles San Gabriel Mountains, Magnetic Springs: in Moody Canyon (ca 2.15 air-miles NW of Mt Gleason) 1195 Comment
  CAS-BOT-BC211651  Lupinus longifolius L. R. Abrams 1901-4-1 1230 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC211653  Lupinus longifolius Peter H. Raven; H. J. Thompson; S. R. Snow 1956-6-22 9449 Los Angeles On a large burn below Mulholland Drive above Sepulveda Blvd., Santa Monica Comment
  CAS-BOT-BC211679  Lupinus longifolius Theodore Payne 1938-5-15 9410 Los Angeles Victory Blvd. E. of Van Nuys, San Fernando Valley 274 Comment
  CAS-BOT-BC211714  Lupinus longifolius Alice Eastwood 1919-7-4 9306 Los Angeles Santa Monica Canyon Comment
  RSA276039  Lupinus longifolius Jack Delaini 1974-4-30 176 Los Angeles W ridge of Canyon 777 Comment
  SEINET10485602  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  RSA593189  Lupinus microcarpus var. densiflorus L. C. Wheeler 1967-5-8 9299 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 381 Comment
  SBBG114155  Lupinus microcarpus var. microcarpus R. Riggins 1982-4-16 1346 Los Angeles Hwy 138 and 26th Ave in Palmdale Comment
  SD51891  Lupinus peirsonii Wesley O. Griesel 1962-5-28 Los Angeles San Gabriel Mountains. State highway #2 2.5 miles east of Dawson Saddle 2286 Comment
  UC199150  Lupinus sparsiflorus Geo. B. Grant 1904-5-10 731 -6173 Los Angeles Pasadena Comment
  UCR124583  Lupinus sparsiflorus B. C. Templeton, I. W. Clokey 1930-4-8 1066 Los Angeles San Gabriel Mtns., 1 mile north of Elizabeth Lake 976 Comment
  RSA655988  Lupinus sparsiflorus subsp. sparsiflorus James Henrickson 1985-3-30 19772 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  CATA687  Lupinus succulentus Mark L. Hoefs 1991-4-26 1178 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  UC865487  Lupinus succulentus F. R. Fosberg 1931-3-27 S 4414 Los Angeles Santa Catalina Island , Pebble Beach Road (Pebble Beach Road) 5 Comment
  SEINET6932736 Image available Lupinus succulentus A. G. Vestal 1947-3-31 s.n. Los Angeles 2 miles southeast of Brea. Comment
  UCSB7108  Lupinus succulentus McElwain, Isabelle 1953-4-12 Los Angeles Shoshone Ave. short distance N of intersection of Shoshone and Highwater Rd., Granada Hills 457 Comment
  UC557771  Lupinus truncatus Nell Murbarger 1936-3-1 35 Los Angeles San Clemente Island Comment
  UC130327  Lupinus truncatus J. Burtt Davy May 9 1896-May 24 1896 2606 Los Angeles Ell's Antelope Valley (Antelope Valley) Comment
  UCR209964  Luzula comosa var. laxa R. G. Swinney 2008-7-15 9235 Los Angeles San Gabriel Mtns., Buckhorn Canyon 200 m north of Burkhart Saddle trailhead 1927 Comment
  RSA722091  Lycium andersonii R. E. Riefner 2007-3-10 7 -114 Los Angeles Palos Verdes Peninsula, vicinity of Via Coronel Rd. and Via Olivera Rd. 100 Comment
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Apr 1 2016
  CAS-BOT-BC233480  Lycium californicum George B. Grant; Walter Wheeler 1904-4-21 H 2447 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA428828  Lycium californicum F. H. Elmore 1939-11-23 s.n. Los Angeles Northwest harbor of San Clemente Island Comment
  RSA428829  Lycium californicum F. H. Elmore 1939-2-18 397 Los Angeles San Clemente Island. Comment
  CDA41039  Lycium cooperi G. D. Barbe, T. C. Fuller 1973-5-21 1399 Los Angeles 4 miles (6.4 km) east of Highway138 on Highway 18; 0.5 mile (0.8 km) west of San Bernardino County line. 0 Comment
  SDSU9101  Lyonothamnus floribundus subsp. asplenifolius R. M. Beauchamp 1967-1-29 164 Los Angeles West of Thirst. San Clement Island. Comment
  RSA578201  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8185 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 410m SSW of 940-ft Peak; between E and W forks of the easternmost blue-line drainage to Goat Harbor. 247 Comment
  SD53084  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-20 17786 Los Angeles Santa Catalina Island, more than 100 trees, grove above Whites Landing on Airport Raod 427 Comment
  RSA0113213  Lyonothamnus floribundus subsp. floribundus Steven A. Junak 2000-5-19 SCa- 1319 Los Angeles Santa Catalina Island. N-facing slope in canyon above Button Shell Beach. 229 Comment
  SBBG43852  Lyonothamnus floribundus var. aspleniifolius M. R. Benedict 1971-6-26 Los Angeles S fk of Eagle Cyn, N of Triangulation Pt "Gray" 457 Comment
  RSA699571  Madia elegans subsp. vernalis LeRoy Gross, Paul Morton 2004-6-9 1354 Los Angeles West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1727 Comment
  RSA596135  Madia gracilis Timothy S. Ross, S. D. Boyd 1995-6-28 8619 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon 707 Comment
  RSA601173  Madia gracilis L. C. Wheeler 1967-6-26 9897 b Los Angeles San Gabriel Mountains: Elsmere Canyon, south central. At the forks of the canyon, just north of the section line 488 Comment
  CAS-BOT-BC343070  Madia gracilis Joseph Andorfer Ewan 1932-6-17 7259 Los Angeles Barley Flats, San Gabriel Mts. 1706 Comment
  RSA0083119  Malacothamnus R. G. Swinney 2010-6-4 13040 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
  RSA695431  Malacothamnus A. C. Sanders, M. S. Enright 2002-8-8 25574 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, lower slopes on the south side of Potrero Canyon, below the dirt road to bench mark 1804. 366 Comment
  UCR266370  Malacothamnus davidsonii D. E. Bramlet, Allison D. Rudalevige 2009-4-30 4381 Los Angeles Transverse Range; San Gabriel Mtns., lower Big Tujunga Creek Wash, NE of Foothill Blvd. 375 Comment
  CAS-BOT-BC206197  Malacothamnus fasciculatus Alice Eastwood 1918-6-10 s.n. Los Angeles The Isthmus, Santa Catalina Island Comment
  CAS-BOT-BC206220  Malacothamnus fasciculatus Tim Ross 1993-4-22 6924 Los Angeles SW part of the island in Middle Ranch, ridge on NE side of Thompson Reservoir, Santa Catalina South USGS 7.5' quad., Santa Catalina Island 201 Comment
  SFV2305  Malacothamnus fasciculatus P. G. Kilburn 1957-10-31 516 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir, near Cockrum Ranch. 350 Comment
  RSA161092  Malacothamnus fasciculatus var. catalinensis Peter H. Raven 1962-5-20 17778 Los Angeles Santa Catalina Island. Near Bird Park, Avalon Comment
  CAS-BOT-BC345327  Malacothrix californica Steve Boyd; Lauren Raz 1997-4-16 9512 Los Angeles Liebre Mountains Region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01 960 Comment
  SD230177  Malacothrix clevelandii Louis C. Wheeler 1968-5-24 Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1250 Comment
  POM53210  Malacothrix coulteri L. R. Abrams 1901-4-4 1321 Los Angeles Chatsworth Park. Comment
  UCR222734  Malacothrix glabrata R. G. Swinney 2009-4-29 10573 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
  SFV16069  Malacothrix saxatilis A. M. Orcino, A. Sutton 1994-5-21 40 Los Angeles San Fernando Valley Van Nuys. Sepulveda Wildlife Reserve, Sepulveda Basin. 215 Comment
  CLARK-A1528-2009  Malacothrix saxatilis var. tenuifolia John C. Roos 1937-6-29 2486 Los Angeles Malibu Beach Comment
  RSA579280  Malacothrix saxatilis var. tenuifolia Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7401 a Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes, unnamed horseshoe shaped Canyon to the NE of upper Forestal Drive. 165 Comment
  SD39003  Malacothrix saxatilis var. tenuifolia Edith A. Purer 1931-6-19 Los Angeles Roadside south of Los Angeles. Comment
  RSA18520  Malosma laurina C. B. Wolf 1927-7-24 678 Los Angeles Chevy Chase Drive between Flintridge and Glendale Comment
  SFV21146  Malosma laurina J. M. Keefe 2001-1-19 30951 Los Angeles San Rafael Hills Los Angeles, Eagle Rock. South by southeast face of the Eagle Rock. 305 Comment
  UC174045  Malosma laurina G. B. Grant 1901-6-25 4458 Los Angeles Sturdevant's Camp Trail Comment
  UCR212784  Malosma laurina Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1776 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed [Sycamore Canyon, Sycamore Canyon Road north of San Dimas Canyon Park] 383 Comment
  CAS-BOT-BC167850  Malosma laurina S. Y. Parnay Mar. s.n. Los Angeles Unspecified Comment
  LA105588  Malva nicaeensis Barry A. Prigge; 1989-5-10 8719 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, above Dume Cove. 30 Comment
  POM12289  Malva parviflora F. L. Robinson 1921-4-15 21 Los Angeles Orchard N of Claremont. Comment
  RSA0087068  Malva parviflora R. G. Swinney 2010-5-4 12525 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  RSA434884  Malva parviflora F. R. Fosberg 1931-5-22 7163 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  RSA434888  Malva parviflora Robert Gustafson 1981-4-14 2162 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA434889  Malva parviflora John E. Marble 1894-3-22 s.n. Los Angeles Cahuenga Comment
  UCSB47297  Malva parviflora Kaplan, Lisa 1979-3-10 Los Angeles Crest Rd., 1 mile north of Ganado Dr. Rancho Palos Verdes 335 Comment
  RSA495080  Malva pseudolavatera A. C. Sanders 1988-5-18 7818 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  RSA433878  Malvella leprosa Edwin Kline 1924-5-20 s.n. Los Angeles Los Angeles. Comment
  RSA433879  Malvella leprosa F. R. Fosberg 1930-6-26 s- 3017 Los Angeles Lower Ballona Creek 8 Comment
  UCR192526  Marah fabacea A. C. Sanders 2008-4-10 34786 Los Angeles Transverse Range/Mojave Desert, hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM 'Pine 1006 Comment
  LA200398  Marah macrocarpa Jonathan Sauer; H. N. Sauer, J. Zadny, M. Zadny 1969-3-17 4399 Los Angeles Santa Monica Mountains, Upper Rustic Canyon 76 Comment
  LA200402  Marah macrocarpa A. M. Johnson; 1928-2-16 2797 Los Angeles Santa Monica Mountains, Griffith Park Comment
  UC144506  Marah macrocarpa C. F. Baker 1904-3-18 4058 Los Angeles Claremont Comment
  RSA324073  Marah macrocarpa F. H. Elmore 1939-2-18 386 Los Angeles San Clemente Island. Comment
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May 16 2008
  UCSB8709  Marah macrocarpa Brooks, Terry 1963-2-23 Los Angeles 3 miles N of Sunset Blvd. on North Kenter Road, Hollywood 152 Comment
  RSA276034  Marah macrocarpa var. macrocarpa Jack Delaini 1974-3-11 14 a Los Angeles Lodi Canyon, near mouth of canyon 381 Comment
  CATA44  Marrubium vulgare USC Wrigley Interns: Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 25 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  RSA0113372  Marrubium vulgare LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7510 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UC66831  Marrubium vulgare N. K. Berg 1904-3-29 Los Angeles Los Angeles Boyle Height Comment
  UCD125008  Marrubium vulgare M. Mead 1972-2-26 3 Los Angeles 1 mile northeast of McCurdy Nature Center, Eaton Canyon. Comment
  CAS-BOT-BC348127  Matricaria discoidea A. H. Gallup 1949-4-17 401 Los Angeles Near mid-south boundary, LASCA Comment
  UCR261759  Medicago lupulina R. G. Swinney 2010-9-13 13836 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  POM2401  Medicago lupulina D. L. Crawford 1916-4-20 s.n. Los Angeles Claremont. Comment
  POM348031  Medicago polymorpha H. L. Bauer 1928-3-20 s.n. Los Angeles Long Beach Comment
  POM348027  Medicago polymorpha Charles F. Seymour 1902-5-19 s.n. Los Angeles College Campus Comment
  UCR217126  Melia azedarach R. G. Swinney 2009-3-19 10135 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel 171 Comment
  CAS-BOT-BC281518  Melica imperfecta Carl Epling No date on label s.n. Los Angeles Los Alisos Canyon, Santa Monica Mts Comment
  RSA0062859  Melica imperfecta LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6772 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA774599  Melica imperfecta Orlando Mistretta, Christine Mistretta 2010-6-10 5289 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 4.33 road miles (2.07 air miles), S of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1229 Comment
  SD69507  Melica imperfecta Robert F. Thorne 1966-4-5 35825 Los Angeles Santa Catalina Island, Cape Canyon 274 Comment
  UCR189394  Melica imperfecta R. G. Swinney 1998-5-30 6159 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  CDA32522  Melica imperfecta T. C. Fuller & T. Suzuki 1958-5-9 s.n. Los Angeles Millard Canyon, Chaney Trail above Altadena. 0 Comment
  RSA0030866  Melica imperfecta Carl Epling 1931-4-25 Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  UCD87976  Melica imperfecta O. A. Plunkett 1925-11-28 s.n. Los Angeles Los Angeles. Comment
  UC1595448  Melilotus albus Tim Ross 1992-7-10 6664 Los Angeles between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  RSA177712  Melilotus indicus Robert F. Thorne, Percy C. Everett 1965-5-11 34566 Los Angeles Santa Catalina Island. N beach of Little Harbor. 2 Comment
  UCR181360  Melinis repens R. G. Swinney 1995-3-11 3386 Los Angeles San Gabriel Mtns., Glendora, western tributary of Glencoe Heights Canyon, north of Palm Dr. and c. 100 m north of city water tank, east of Harrow Canyon 610 Comment
  LA210641  Mentzelia affinis Carl Epling; 1926-4-24 s.n. Los Angeles Mint Canyon 1523 Comment
  UCR201416  Mentzelia albicaulis Scott D. White, Michael Honer 2004-3-30 9958 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  UCR192848  Mentzelia dispersa R. G. Swinney 1998-7-6 6290 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  RSA182329  Mentzelia micrantha J. D. Olmsted 1962-4-30 3413 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  RSA446762  Mentzelia micrantha C. Epling 1931-4-18 s.n. Los Angeles Los Alisos Canyon. Comment
  UC303588  Mentzelia micrantha Geo. B. Grant 1904-6-14 6424 Los Angeles Southern California, Monrovia Comment
  RSA774594  Mentzelia montana Orlando Mistretta, Christine Mistretta 2010-6-10 5294 Los Angeles North Fork Mill Creek. Forest Service Route 3N27, 2.55 air miles SW of intersection with Forest Route 3N17 (Mt. Gleason Road), along Southern California Edison transmission line corridor. 1295 Comment
  UC1619925  Mentzelia veatchiana Barbara Ertter with L. Heckard, T. Sholars, J. Hickman, et al. 1988-5-23 1988 Los Angeles Pine Canyon Rd. along San Andreas fault on n. side of San Gabriel Mts. (Co. Rd. N2) (on n. side of rd.); San Gabriel Mts. Comment
  RSA402611  Mesembryanthemum crystallinum M. B. Dunkle 1928-3-17 1755 Los Angeles Indian Rock, Santa Catalina Island. Comment
  UC851880  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 S 4891 Los Angeles Little Harbor; Santa Catalina Island, Little Harbor 2 Comment
  RSA587180  Mesembryanthemum nodiflorum Scott D. White 1995-12-5 3758 Los Angeles Marina Del Rey area; State Rt. 90 median strip between Culver Bl. and Mindanao Way 5 Comment
  RSA251531  Microseris douglasii subsp. douglasii R. F. Thorne 1973-4-11 42789 Los Angeles San Clemente Island: plateau in Middle Ranch area at head of Middle Ranch Canyon. 457 Comment
  RSA730751  Microseris heterocarpa A. C. Sanders, Tricia Wotipka, Mark Elvin, et al. 2003-4-28 26116 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
  UCR282615  Microseris heterocarpa Dan S. Cooper 2017-3-20 317- 12 Los Angeles Whittier Hills, Skyline Dr. [Skyline #2 Fire Rd.] 351 Comment
  RSA229014  Microseris lindleyi R. F. Thorne, C. W. Tilforth 1971-6-30 40763 Los Angeles San Gabriel Mountains, Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek, 1616 Comment
  RSA715785  Microseris lindleyi Scott D. White, Pam DeVries 2006-5-10 11423 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA587364  Microseris lindleyi Orlando Mistretta 1995-4-25 1641 -A Los Angeles San Gabriel Mountains, Kitter Canyon: near the confluence of Kitter Canyon and Little Rock Creek. 1098 Comment
  UCR184112  Microseris sylvatica A. C. Sanders, T. B. Salvato 2007-4-24 33477 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  RSA598112  Microsteris gracilis Steve Boyd, Lauren Raz 1997-3-4 9160 Los Angeles Liebre Mountains region, summit of Portal Ridge near the head of Broad Canyon, west of Troedel Spring, at the intersection of the Juday Truck Trail (7N07) and Broad Canyon Motorway (7N07A). 1316 Comment
  SBBG58244  Microsteris gracilis R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  RSA608309  Mimulus aurantiacus Louis C. Wheeler 1930-5-10 37 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCR177926  Mimulus aurantiacus LeRoy Gross 2001-5-28 417 Los Angeles Los Angeles Basin region, Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City 476 Comment
  UCR194745  Mimulus aurantiacus Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 714 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, north side; northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 518 Comment
  LA51934  Mimulus aurantiacus Harlan Lewis; 1940-4-3 1289 Los Angeles Santa Monica Mountains, Pacific Coast Hwy 15 mi N [W] of Malibu Comment
  POM122670  Mimulus aurantiacus var. pubescens Marcus E. Jones 1926-4-26 s.n. Los Angeles Malibu Hills. [Santa Monica Mountains] Comment
  RSA0055982  Mimulus aurantiacus var. pubescens Richard G. Swinney 2010-5-25 12978 Los Angeles San Gabriel Mountains; just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  UCR209055  Mimulus aurantiacus var. pubescens Dan S. Cooper 2009-3-24 s.n. Los Angeles Santa Monica Mountains, Beverly Hills, near upper end of Laurel Way in lower Franklin Canyon 235 Comment
  RSA442695  Mimulus aurantiacus var. puniceus Albert J. Perkins 1919-4-29 s.n. Los Angeles Santa Catalina Island. Comment
  RSA442697  Mimulus aurantiacus var. puniceus Freda Detmers 1929-4-13 s.n. Los Angeles Santa Catalina Island. Comment
  UCR190027  Mimulus brevipes R. G. Swinney 1998-6-16 6982 Los Angeles San Gabriel Mtns., c. 1 km SE of summit of Lookout (Antonio) Mtn. on a connecting ridge top 1707 Comment
  CATA3454  Mimulus cardinalis Benjamin J. Dion, Olivia Reda, Stuart Olshevski, Jamie Choi 2017-7-3 036 Los Angeles Santa Catalina Island: Interior to Pacific side; in steep drainage northwest slopes of Silver Canyon 190 Comment
  POM158260  Mimulus cardinalis M. B. Dunkle 1928-5-13 1951 Los Angeles Cottonwood Canyon, Santa Catalina Island. 15 Comment
  POM246562  Mimulus cardinalis F. R. Fosberg 1931-5-18 S- 4910 Los Angeles Sweetwater Canyon, Santa Catalina Island. 160 Comment
  UC569723  Mimulus constrictus A. D. Gifford 1935-5-11 709 Los Angeles 2 1/2 mi s Neenach; Tejon Quadrangle 1066 Comment
  RSA616377  Mimulus floribundus Scott D. White, Pam De Vries 1998-5-15 6492 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon. Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 579 Comment
  RSA729189  Mimulus floribundus R. G. Swinney 1999-5-15 7152 Los Angeles San Gabriel Mtns.: Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 610 Comment
  LA209483  Mimulus fremontii var. fremontii Philip A. Munz; Ivan M. Johnston, R. D. Harwood 1920-5-24 4031 Los Angeles Big Tujunga Wash Comment
  UC1537593  Mimulus fremontii var. fremontii Gordon H. True Jr. 1935-4-19 243 Los Angeles 4 mi n San Bernardino (mouth of canyon); Devil Canyon 609 Comment
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Jun 5 2015
  UCR223670  Mimulus guttatus R. G. Swinney 2009-8-25 11494 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR227773  Mimulus guttatus R. F. Thorne 1966-4-29 36300 Los Angeles Channel Islands, Santa Catalina Island, upper Middle Ranch Canyon just below small reservoir 274 Comment
  RSA527641  Mimulus guttatus Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4395 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA80135  Mimulus guttatus F. W. Peirson 1904-8-28 1128 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  SBBG125059  Mimulus palmeri A. Parikh, N. Gale 2010-6-18 3341 Los Angeles Upper Big Tujunga Cyn, 0.9 km N of St Hwy 2 (SH2, Angeles Crest Hwy), 0.3 km W of Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1240 Comment
  UCR206150  Mimulus rubellus R. G. Swinney 2008-6-4 8925 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
  CAS-BOT-BC173169  Minuartia douglasii Tim Ross 1992-5-8 6293 Los Angeles San Gabriel Mtns: San Antonio Canyon; upper N side of Hog Back 1182 Comment
  RSA423550  Minuartia douglasii Albert J. Perkins 1914-5-17 s.n. Los Angeles Dry soil, Tejunga Canon [Tujunga Canyon] Comment
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Aug 1 2014
  HSC16158  Mirabilis laevis David Porter 1965-5-6 Los Angeles 1 mi. N of Chatsworth, Simi Hills 351 Comment
  RSA0027964  Mirabilis laevis var. crassifolia Tim S. Ross, J. Mark Porter 1995-5-4 8475 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA213363  Mirabilis laevis var. crassifolia Reid V. Moran 1941-3-14 706 Los Angeles Santa Catalina Island. On ridge north of Middle Ranch. 300 Comment
  UC1136580  Mirabilis laevis var. crassifolia R. St. John 1933-3-22 350 Los Angeles Bull Canyon 335 Comment
  UC101157  Mirabilis laevis var. crassifolia T. S. Brandegee Oct Los Angeles Redondo Comment
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Aug 19 2010
  SBBG119607  Modiola caroliniana A. C. Sanders 2003-5-1 26287 Los Angeles Irwindale, near boundary of Azusa, S side of Montoya St just E of Irwindale Ave, S of Interstate 210 171 Comment
  UCR2564  Monanthochloe littoralis F. M. Reed 1909-7-6 2856 Los Angeles Santa Catalina Island, Salt marsh at Isthmus 0 Comment
  UCR192893  Monardella cinerea R. G. Swinney 1999-8-9 7608 Los Angeles San Gabriel Mtns., east end of Big Horn Ridge, c. 0.5 mi SW of West Baldy peak of Mt. San Antonio 2805 Comment
  POM49423  Monardella exilis A. D. E. Elmer 1902-06 3648 Los Angeles Palmdale. Comment
  POM19041  Monardella lanceolata P. A. Munz 1923-6-9 6932 Los Angeles Bouquet Canyon, near Saugus. 1006 Comment
  RSA401618  Monardella saxicola I. M. Johnston 1917-7-1 1440 Los Angeles Evey Canyon Comment
  RSA13721  Monardella viridis subsp. saxicola Louis C. Wheeler 1933-8-14 2081 Los Angeles San Dimas Canyon. 640 Comment
  UCD134608  Monolopia lanceolata Henry J. Thompson 1959-3-31 1903 Los Angeles Santa Monica Mountains. cornell road 1 mile north of junction with Mulholland Highway, 1.8 miles south of Malibu Junction. 274 Comment
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Nov 17 2015
  SD253499  Montia fontana R. G. Swinney 2011-6-23 15280 Los Angeles San Gabriel Mountains: Chilao Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5'Q) 1570 Comment
  UCR223751  Montia fontana R. G. Swinney 2009-5-28 10966 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  JEPS57618  Mucronea californica Henry Natho 1911-6-7 Los Angeles Playa del Rey Comment
  POM50440  Mucronea californica var. suksdorfii L. R. Abrams 1899-07 213 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC275324  Muhlenbergia microsperma Geo. B. Grant 1901-7-1 2384 Los Angeles Pasadena Comment
  RSA604399  Muhlenbergia microsperma Sara L. Crockett, Steve Junak 1997-3-27 606 Los Angeles Santa Catalina Island. N slope of Little Harbor, directly above beach; ca 50 m upslope. 43 Comment
  RSA612218  Muhlenbergia microsperma L. C. Wheeler 1932-8-9 1129 Los Angeles 2 miles SW [of] Azusa 107 Comment
  UCR270767  Muhlenbergia microsperma Mike Misenhelter 2016-4-15 s.n. Los Angeles Diamond Bar Creek, City of Industry, Grand Ave. north side of Hwy 57/60 freeway 215 Comment
  RSA0086864  Muhlenbergia microsperma Steven A. Junak 1998-6-13 SCa- 748 Los Angeles Santa Catalina Island: W side of Avalon Canyon drainage, along N rim of Quail Canyon, just W of Los Angeles County Fire Station. 24 Comment
  RSA0085092  Muilla maritima R. G. Swinney 2010-4-1 12167 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  SBBG57545  Muilla maritima R. Hoffmann 1925-5-15 Los Angeles Mint Cyn Comment
  CAS-BOT-BC515104  Muilla maritima Timothy S. Ross; Steve Boyd 1994-5-11 7782 Los Angeles Liebre Mtn: central summit area, ca 1750 m WSW of Bear Gulch Camp,Liebre Mtn 7.5' USGS Quadrangle 1732 Comment
  CAS-BOT-BC259802  Nassella cernua R. M. Beauchamp 1967-1-29 165 Los Angeles W of Thirst, San Clemente Island Comment
  UC1133131  Nassella cernua A. D. Gifford 1935-3-15 469 Los Angeles mouth of Elizabeth Lake Canyon Angeles National Forest (Plot 142) 365 Comment
  SBBG95171  Navarretia hamata M. B. Dunkle 1928-5-12 1920 Los Angeles Empire Landing Comment
  SD69497  Navarretia hamata Robert F. Thorne 1966-4-7 35939 Los Angeles Santa Catalina Island; SSE-facing slope at Cherry Valley 60 Comment
  POM219974  Navarretia hamata subsp. leptantha F. R. Fosberg 1932-5-7 8165 Los Angeles Santa Catalina Island. Summit of Coach Road. Comment
  UC729521  Navarretia hamata subsp. leptantha Carl B. Wolf 1932-5-13 Los Angeles Hamilton Canyon, along ridge fence-line Santa Catalina Island 243 Comment
  SBBG129308  Nemacladus longiflorus var. breviflorus A. Parikh, N. Gale 2012-5-12 3592 Los Angeles N of Aliso Cyn, 0.1 km W of Angeles Forest Hwy, 1.2 km N of Aliso Cyn Rd; San Gabriel Mtns 1200 Comment
  UCR272595  Nemacladus sigmoideus R. G. Swinney 2011-6-7 15028 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  RSA213338  Nemophila menziesii Reid V. Moran 1941-3-6 681 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 300 Comment
  UCR88704  Nemophila menziesii Scott D. White, Chet McGaugh 1995-5-9 3017 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA733768  Nemophila menziesii var. integrifolia R. G. Swinney 2000-6-19 7832 Los Angeles Pine Mountain, north of Azusa. 1384 Comment
  SBBG64772  Nemophila menziesii var. integrifolia R. Hoffmann 1929-4-26 Los Angeles Soledad Cyn Comment
  RSA626981  Nemophila menziesii var. integrifolia Louis C. Wheeler 1967-5-15 9588 Los Angeles San Gabriel Mountains: East side Elsmere Canyon, near mouth. 457 Comment
  RSA289642  Nemophila menziesii var. menziesii Lyman Benson 1932-3-25 3147 Los Angeles San Gabriel Mountains. 1128 Comment
  UCR266152  Nephrolepis cordifolia R. E. Riefner Jr. 2014-7-27 14- 261 Los Angeles South Coast, city of Long Beach, north of East 2nd Street and west of Marine Stadium Park, Alamitos Bay, along docks on Bay Shore Avenue between Monroe Avenue and East Vista Street 6 Comment
  SD253360  Nerium oleander R. G. Swinney 2011-3-26 14215 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1-0.6 mile upstream from confluence with San Dimas Canyon. 476 Comment
  RSA226035  Nicotiana attenuata Robert F. Thorne, C. W. Tilforth 1971-6-29 40649 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  RSA647964  Nicotiana bigelovii Michelle Manolovitz, Brian Manolovitz 1992-5-19 30 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.35 miles northeast of park office. Comment
  CHSC3687  Nicotiana glauca Mary MacArthur 1966-5-12 21 Los Angeles San Rafael Hills--Glendale College. 213 Comment
  RSA426785  Nicotiana glauca L. E. Hoffman 1929-6-10 s.n. Los Angeles Arroyo Seco, below Strawberry Peak. Comment
  RSA426787  Nicotiana glauca E. A. McGregor 1964-1-8 s.n. Los Angeles Ravine, just east of Whittier. Comment
  RSA659672  Nicotiana glauca Brian McColgan 1988-5-19 23 Los Angeles Evey Canyon. 1 mile N of Padua on Mt. Baldy Rd. 854 Comment
  IRVC28853  Oenothera californica Mark A. Elvin, Cathleen Weigand 2003-4-7 2441 Los Angeles Newhall Ranch Commerce Center, S of Castaic Creek, N of SR 126 Santa Clarita Valley 297 Comment
  UCR256546  Oenothera elata subsp. hirsutissima Anuja Parikh, Nathan Gale 2011-6-16 3474 Los Angeles Transverse Range: San Gabriel Mountains, Aliso Canyon, 1.5 km west of Angeles Forest Hwy, 0.1 km south of Aliso Canyon Road 1095 Comment
  UCR205658  Oenothera laciniata A. C. Sanders, T. B. Salvato 2009-5-20 36871 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  SBBG53174  Oligomeris linifolia S. A. Junak 1978-4-15 SCa 12 Los Angeles Lion's Head Pt, N side of Cherry Cove Comment
  SEINET4890715 Image available Opuntia X vaseyi Joseph Marlowe Keefe 2001-1-19 30982 Los Angeles Verdugo Mountains, Big Tujunga Wash, 200 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District, Los Angeles 385 Comment
  UCR214604  Opuntia littoralis A. C. Sanders 2003-6-19 26983 Los Angeles Western Transverse Range/Santa Clara River Watershed, near mouth of 'Off-haul Canyon', c. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch 305 Comment
  POM214682  Opuntia vaseyi F. R. Fosberg 1932-7-17 8615 Los Angeles Claremont. Comment
  POM13374  Oreonana vestita P. A. Munz 1922-7-21 6115 Los Angeles Mt. San Antonio 2988 Comment
  RSA642028  Oreonana vestita Orlando Mistretta 1993-6-24 885 -A Los Angeles San Gabriel Mountains: Devils Backbone Ridge. [Near Mt Harwood] 2529 Comment
  RSA643968  Oreonana vestita V. W. Steinmann 1996-6-17 918 Los Angeles San Gabriel Mountains, at the summit of Mt. San Antonio. 3050 Comment
  CAS-BOT-BC502625  Orobanche bulbosa F. Grinnell Jr. 1917-6-10 s.n. Los Angeles Sister Elsie Peak Trail near Pasadena, San Gabriel Mountains Comment
  RSA0066505  Orobanche californica subsp. feudgei Robert F. Thorne, C. W. Tilforth 1971-6-30 40755 Los Angeles San Gabriel Mts., Angeles National Forest: ca. 0.3 mi. below Alder Saddle along a dry branch of the S Fork of Little Rock Creek. 1615 Comment
  RSA0076194  Orobanche californica subsp. feudgei Carl B. Wolf 1936-5-27 7856 Los Angeles San Gabriel Mts., Aliso Canyon to Buckhorn Flats Road, 3.6 mi. above the camp summit (1st summit). 1889 Comment
  RSA747403  Orobanche fasciculata R. G. Swinney 2008-6-4 8948 Los Angeles Devils Punchbowl Co. Park, 0.5 mi. north of park headquarters in headwaters of Sandrocks Canyon 1402 Comment
  UC609417  Osmorhiza berteroi Joseph Andorfer Ewan and Nesta Ewan 1936-8-14 10051 Los Angeles Lilly Spring San Gabriel Mts., Mt. Hawkins (n slope of mt.) 2438 Comment
  LA201840  Oxalis rubra Arthur C. Gibson; 2003-5-8 4932 Los Angeles 109 Comment
  RSA641431  Oxypolis occidentalis L. C. Wheeler 1967-8-24 10501 Los Angeles Angeles National Forest: SW slope of Mt. Waterman 2164 Comment
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May 31 2021
  RSA489251  Oxytheca caryophylloides James L. Reveal, C. Rose Broome 1987-6-25 6575 Los Angeles San Gabriel Mountains: along the Angeles Crest Highway (California Hwy 2) at milepost 59.0, 1.2 miles west of Kratka Ridge Ski Resort and 5.2 miles west of the junction of California Hwy. 39 1982 Comment
  UCR190031  Oxytheca trilobata R. G. Swinney 1998-6-16 6987 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  JEPS30483  Packera breweri Henry J. Thompson 1959-4-19 1940 Los Angeles 1 mi w of Las Virgenes Rd.; Mulholland Hwy, Malibu Creek Drainage 274 Comment
  RSA725246  Paeonia californica K. Dobry 1991-3-15 431 Los Angeles San Gabriel Mts at Elsmre Cyn. Comment
  UCR258833  Paeonia californica R. G. Swinney 2010-3-22 12020 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UC9347  Paeonia californica J. H. Barber 1897-1-24 27 Los Angeles Santa Monica Mts. Comment
  RSA612314  Panicum capillare var. occidentale L. C. Wheeler 1932-6-26 873 Los Angeles San Gabriel Canyon 335 Comment
  RSA732774  Papaver californicum R. G. Swinney 2000-5-20 7696 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch and north of Hwy 39 905 Comment
  RSA0049588  Parkinsonia aculeata Justin M. Wood, T. Valentovich 2012-6-6 4788 Los Angeles Mojave Desert: Between Palmdale and Littlerock, near intersection of Pearblossom Hwy. (138), Cheseboro Rd., and E Avenue T. 843 Comment
  CATA408  Paspalum dilatatum Sara L. Crockett, Mark Hoefs, Steve Junak, Gary Allan 1996-10-31 545 Los Angeles Santa Catalina Island: Haypress Reservoir 457 Comment
  CLARK-A1528-4790  Paspalum dilatatum John C. Roos 1947-5-11 3605 Los Angeles Los Angeles Comment
  UCR177143  Pectocarya anisocarpa L. C. Wheeler 1967-5-2 9351 Los Angeles San Gabriel Mtns, Liebre Mtns, north side of northwesternmost end of foothills (of San Gabriel Mtns) between Bouquet Junction and Bonelli Ranch 427 Comment
  UCR222815  Pectocarya anisocarpa R. G. Swinney 2009-4-29 10581 B 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
  SD88133  Pectocarya linearis subsp. ferocula R. Mitchel Beauchamp, M. Douglas 1972-3-24 3254 Los Angeles San Clemente Island: grassy slope east of impact area above Pyramid Cove 349 Comment
  SD41974  Pectocarya setosa Darley F. Howe 1947-5-4 Los Angeles Antelope Valley Comment
  UCR182136  Pectocarya setosa R. G. Swinney 1998-4-14 5988 Los Angeles San Gabriel Mtns./Southern Mojave Desert, Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands 1299 Comment
  UCR222817  Pectocarya setosa R. G. Swinney 2009-4-29 10582 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
  UCR25158  Pelargonium peltatum Rand Ch. Isbell 1970-5-10 11 Los Angeles Palos Verdes Peninsula, off Palos Verdes Drive South c. 6 mi. from Marineland, on federal land. Within 150 ft. of the ocean 26 Comment
  RSA686726  Pellaea andromedifolia B. C. Templeton, I. W. Clokey 1929-05 4536 Los Angeles Mandeville Canyon, Santa Monica Mountains. 450 Comment
  RSA686722  Pellaea andromedifolia M. B. Dunkle 1939-4-4 7247 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA133404  Pellaea andromedifolia var. andromedifolia P. H. Raven 1959-2-23 13800 Los Angeles Santa Monica Mountains: 0.9 miles south of junction of Carlisle Road with Decker R 426 Comment
  RSA686920  Pellaea mucronata H. E. Hasse 1899-6-25 s.n. Los Angeles Santa Monica Range Comment
  UCR101245  Pennisetum clandestinum L. C. Wheeler 1966-10-25 9086 Los Angeles San Gabriel Mtns, E[dwin]Waldo Ward's grove, 0.25 mi. north of El Encanto, San Gabriel Canyon 244 Comment
  CATA3278  Pennisetum setaceum Ben Dion, Julia Parish 2017-2-3 010 Los Angeles Santa Catalina Island: 317 Marilla Ave 0 Comment
  RSA659676  Pennisetum setaceum Chris White 1991-5-20 18 Los Angeles Point Fermin Comment
  PASA858  Penstemon centranthifolius Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  RSA597189  Penstemon centranthifolius Tim S. Ross, Peter Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3719 Los Angeles San Gabriel Mountains, Pinyon Ridge: eastern half of the ridge, directly N of Fenner Canyon. 1939 Comment
  SBBG68835  Penstemon grinnellii C. Bornstein, D. Kershaw 1998-6-5 Los Angeles Sawmill Mtn Rd, 1.3 mi W of jct with Elizabeth Lake Rd Comment
  RSA638229  Penstemon grinnellii subsp. grinnellii Louis C. Wheeler 1967-9-4 10647 Los Angeles San Gabriel Mountains: Pine Mountain Ridge 2241 Comment
  POM17870  Penstemon grinnellii subsp. scrophularioides Philip A. Munz 1923-6-9 6916 Los Angeles Canyon, Six miles north of Elizabeth Lake. Comment
  UC1137507  Penstemon grinnellii var. scrophularioides L. R. Short and I. H. Johnson 1934-5-2 S- 175 Los Angeles Tejon Pass Los Padres Forest, Tejon Pass 1219 Comment
  UCD124204  Penstemon heterophyllus Gerald Dickinson 1962-5-19 43 Los Angeles 3 miles west of Topanga Canyon-Mulholland. 356 Comment
  RSA248652  Penstemon heterophyllus Christopher Davidson 1974-6-4 2284 Los Angeles Tapia Park, off Malibu Canyon Rd. Comment
  RSA79838  Penstemon heterophyllus subsp. heterophyllus F. W. Peirson 202 Los Angeles Devils Gate, Arroyo Seco, west of Pasadena. Comment
  RSA584170  Penstemon heterophyllus var. australis Tim S. Ross, Steve D. Boyd 1990-5-15 2536 Los Angeles Yerba Buena Ridge; Tujunga Ranger Distruct, Angeles National Forest; peripheral ridge N from Yerba Buena Rd. dividing tributaries of Oak Spring Canyon (W) and Boulder Canyon (N) 914 Comment
  JEPS23231  Penstemon heterophyllus var. heterophyllus Rimo Bacigalupi with Reino Alava 1958-7-21 6460 Los Angeles opposite Forsythe Canyon (at northern base of Sawmill Mtn., in dry gravelly creek bed of Pine Creek, in San Andreas Rift Zone (fault valley), Angeles National Forest); Angeles National Forest, San Andreas Rift Zone, Pine Creek 1075 Comment
  UC1602297  Penstemon labrosus J. H. Barber 1897-7-11 267 Los Angeles summit of Mt. Gleason summit of Mt. Gleason (Southern California) Comment
  UCR270889  Penstemon rostriflorus R. G. Swinney 2011-8-17 15630 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
  NY660826  Penstemon speciosus T. S. Ross 1990-6-22 3701 Los Angeles Pinyon Ridge: eastern half of the ridge, directly north of Fenner Canyon 1938.5 Comment
  UCD124330  Penstemon spectabilis Gordon Pilone 1960-5-24 48 Los Angeles Wash area Pomona College in Claremont. 365 Comment
  CDA41985  Penstemon spectabilis subsp. subviscosus T. C. Fuller 1961-4-1 6241 Los Angeles Southeast of Padua and Baseline Avenues, Claremont. 0 Comment
  NY661216  Penstemon spectabilis var. subviscosus Collector unspecified 1943-4-19 s.n. Los Angeles Monrovia Comment
  LA94198  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-12 1697 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek, near road just S of Malibu Lake. 243 Comment
  SBBG20541  Pentagramma triangularis subsp. triangularis E. R. Blakley 1963-12-7 6342 Los Angeles shallow cyn, 200 ft N of lighthouse, N of Pyramid head 53 Comment
  SBBG31203  Pentagramma triangularis subsp. triangularis R. F. Thorne 1966-6-2 36530 Los Angeles Hay Press area [Haypress] 426 Comment
  UCSB62241  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-4 Los Angeles San Gabriel Mtns., Evey Cyn. ca. 3/4 mi. from Mt. Baldy Rd. 975 Comment
  UC812466  Pentagramma viscosa F. R. Fosberg 1931-3-20 R 77 Los Angeles Hamilton Canyon; Santa Catalina Isl. 25 Comment
  CATA1673  Perityle emoryi Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-17 2964 Los Angeles Santa Catalina Island: Mouth of Silver Canyon, 1/16 to 1/8 mile from beach 9 Comment
  UCR19499  Perityle emoryi John C. Roos 1948-8-26 s.n. Los Angeles South Coast, Malibu 6 Comment
  CAS-BOT-BC419298  Persicaria punctata Peter H. Raven; Henry J. Thompson 1959-10-14 14624 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). East end of Malibu Lake 220 Comment
  RSA42305  Phacelia austromontana Lincoln Constance 1941-6-25 2855 Los Angeles North side of Vincent Gulch 2134 Comment
  RSA426152  Phacelia bicolor Robert M. Perkins 1935-4-14 60 Los Angeles Near Lancaster, on the desert. Comment
  RSA589234  Phacelia brachyloba Tim S. Ross 1990-6-8 2914 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
  RSA182324  Phacelia brachyloba J. Olmstead 1962-4-30 3403 Los Angeles 1960 Johnston Peak fire, from west fork of San Dimas Creek to Wolfskill falls 457 Comment
  RSA187968  Phacelia cicutaria var. hispida Robert F. Thorne 1966-4-7 35950 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  RSA0080431  Phacelia cicutaria var. hispida R. G. Swinney 2011-6-29 15365 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  HSC104219  Phacelia cryptantha R. G. Swinney 2009-4-24 10438 Los Angeles Transverse Ranges; San Gabriel Mtns., Mojave Desert: Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR206276  Phacelia cryptantha R. G. Swinney 2008-6-10 9000 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail 1585 Comment
  RSA595813  Phacelia curvipes Louis C. Wheeler 1967-5-9 9391 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA517999  Phacelia distans Steve Boyd, Orlando Mistretta 1986-3-31 1524 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA783087  Phacelia distans J. D. Olmsted 1959-6-11 841 Los Angeles San Antonio Creek. 0.5 mi W of San Antonio Canyon in Evey Canyon. 732 Comment
  SEINET3091901 Image available Phacelia distans T. Burch, Mrs. T. Burch 1940-4-21 Los Angeles Near Saugus Comment
  UCR184206  Phacelia distans A. C. Sanders, T. B. Salvato 2007-4-24 33497 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  UCR95547  Phacelia distans L. C. Wheeler 1967-5-12 9423 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  RSA251525  Phacelia distans Robert F. Thorne 1973-4-12 42953 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  RSA74921  Phacelia egena F. W. Peirson 1930-5-30 8903 Los Angeles North slope of Rock Creek 1372 Comment
  RSA251527  Phacelia floribunda Robert F. Thorne 1973-4-11 42853 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  LA34669  Phacelia grandiflora Mary V. Hood; 1938-5-30 38 12 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA81961  Phacelia grandiflora O. H. Kappler; 1941-5-19 262 Los Angeles Santa Monica Mountains, Las Flores Canyon, near summit 609 Comment
  UCR200028  Phacelia grandiflora Valerie Soza, Susan Caplow 2003-4-11 1626 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, south of junction of Brand Park Motorway and Verdugo Motorway, alongside Brand Park Motorway, head of Brand Canyon 762 Comment
  SEINET5286900  Phacelia heterosperma Unknown 1980 Los Angeles Rock Creek [banks of Rock creek, borders of the Mojave desert] Comment
  RSA783085  Phacelia imbricata J. D. Olmsted 1959-6-11 640 -A Los Angeles San Antonio Creek. 0.5 mi W of San Antonio Canyon in Evey Canyon. 732 Comment
  UCR193475  Phacelia longipes Dan S. Cooper 2008-3-20 s.n. Los Angeles Los Angeles Basin, upslope of Ganymede Dr., east of Division St., Mt. Washington, Los Angeles 194 Comment
  RSA187964  Phacelia lyonii Robert F. Thorne 1966-4-7 35981 a Los Angeles Santa Catalina Island. Above beach near Parson Landing W of Arrow Point 5 Comment
  SBBG96530  Phacelia lyonii M. C. Carroll 1990-9-29 3006 Los Angeles 1 mi W of Parson's Landing 121 Comment
  POM127603  Phacelia minor George B. Grant 1901-1 965 Los Angeles Mt. Lowe. Comment
  RSA0070276  Phacelia minor R. G. Swinney 2010-4-20 12287 Los Angeles Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  UCR270092  Phacelia minor R. G. Swinney 2011-3-22 14174 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  UCR273210  Phacelia minor R. G. Swinney 2011-4-26 14473 Los Angeles San Gabriel Mountains, Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 439 Comment
  RSA595545  Phacelia minor Alan Prather 1993-5-17 1349 Los Angeles Along Glendora Mountain Road, 4.0 km N of the entrance to the National Forest. Comment
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Jan 2 2017
  PASA1335  Phacelia mohavensis Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  RSA230267  Phacelia mohavensis Robert F. Thorne 1969-7-2 38307 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  RSA74507  Phacelia mohavensis F. W. Peirson 1922-7-5 3154 Los Angeles Mescal Creek, Swartout Valley region, westward from Big Pines 1982 Comment
  UC1174695  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  UC1174697  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  UCR276756  Phacelia ramosissima R. G. Swinney 2010-8-11 13485 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  UCSC003638  Phacelia ramosissima Peter Kamb 1947-6-11 596 Los Angeles Eaton Wash, East of Pasadena. 267 Comment
  RSA0091365  Phacelia tanacetifolia R. G. Swinney 2011-4-1 14303 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA589339  Phacelia tanacetifolia Orlando Mistretta 1995-3-24 1558 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  RSA74162  Phacelia tanacetifolia F. W. Peirson 1920-3-28 2101 Los Angeles North slope of low hills at foot of Tujunga Canyon, w. end of San Gabriel Mountains. 457 Comment
  UC572686  Phalaris caroliniana Nell Murbarger April, 1936 137 Los Angeles s end San Clemente Island; s end of San Clemente Island Comment
  POM356925  Phalaris minor Anstruther Davidson 1916-6-1 3157 Los Angeles Santa Monica Mountains. Comment
  RSA623860  Phalaris minor K. Scott 1921-5-12 s.n. Los Angeles Lincoln Ave, Pasadena Comment
  UC729780  Phalaris minor Carl B. Wolf 1932-5-12 3581 Los Angeles hillside of the Isthmus Santa Catalina Island 30 Comment
  UC212405  Philadelphus lewisii Geo. B. Grant 1902-6-12 2572 Los Angeles Cedar Creek Comment
  POM11484  Phlox diffusa P. A. Munz 1921-6-18 4629 Los Angeles Head of Swartout Valley. 2287 Comment
  UCR131379  Pholisma arenarium Jeremiah George 2001-5-28 2 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, Malaga Cove; south side of Palos Verdes Drive North, west end of Palos Verdes Estates golf course 30 Comment
  CAS-BOT-BC219547  Pholisma arenarium Dwight Pierce 1941-1-1 s.n. Los Angeles At El Segundo Comment
  UCR264692  Pholistoma auritum Mitch Provance, Callen Huff 2009-4-28 10764 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  UCSB5310  Pholistoma auritum H., J. 1935-4-24 Los Angeles San Dimas Exp. Forest; Wolfskill watershed; Browns Flat, Wolfskill trail above falls; sec. 16, T1N, R8W 1158 Comment
  CAS-BOT-BC222558  Pholistoma auritum var. auritum Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  UCR188889  Pholistoma auritum var. auritum R. G. Swinney 1990-5-3 1583 Los Angeles San Gabriel Mtns, Glendora Wilderness Park, 1.2 miles NE of Glendora Mountain Road on Big Dalton Canyon Road 427 Comment
  RSA187969  Pholistoma racemosum Robert F. Thorne 1966-4-4 35782 Los Angeles Santa Catalina Island. Blue Cavern Point, NE of Isthmus Cove. 30 Comment
  SBBG37812  Pholistoma racemosum R. Moran 1941-2-17 574 Los Angeles Middle Ranch 152 Comment
  UCR129918  Phoradendron bolleanum var. pauciflorum Vanessa Ashworth, Nigel Boyle 1994-8-23 61 Los Angeles San Gabriel Mtns., base of Mt. Baldy Ski lift Comment
  RSA590863  Phoradendron densum Orlando Mistretta 1994-4-12 1034 Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  RSA595178  Phoradendron densum Louis C. Wheeler 1960-4-29 7684 Los Angeles San Gabriel Mountains. 1/2 mi. northeast of Kentucky Springs, east of Acton. Comment
  CLARK-A1528-4420  Phoradendron juniperinum subsp. libocedri John C. Roos 1937-5-31 2031 Los Angeles San Gabriel Mountains Comment
  LA209885  Phoradendron leucarpum subsp. macrophyllum Louis C. Wheeler; 1932-12-17 1452 Los Angeles San Gabriel Mountains, San Antonio Canyon 883 Comment
  SBBG96790  Phoradendron leucarpum subsp. tomentosum T. Ross, S. Boyd 1990-6-6 2812 Los Angeles Green Valley Pasture, San Francisquito Cyn 926 Comment
  RSA132711  Phoradendron macrophyllum Del Wiens 1955-1-12 941 Los Angeles South of the top of Kellogg Hill, on U.S. 99, west of Pomona.Oak Woodland. 610 Comment
  POM354334  Phoradendron villosum Susan Hutchinson 1931-09 s.n. Los Angeles Humes Ranch, Mint Canyon. Comment
  POM354338  Phoradendron villosum L. E. Hoffman 1932-10-30 17133 Los Angeles San Gabriel Mountains: Barley Flats Comment
  POM354339  Phoradendron villosum F. R. Fosberg 1931-7-14 S 5672 Los Angeles San Gabriel Mountains: Lower Pine Flats, First Camp, north fork San Gabriel River 1500 Comment
  UCR127197  Phoradendron villosum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26242 Los Angeles Western San Gabriel Mtns., Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch 366 Comment
  RSA0072461  Photinia arbutifolia var. macrocarpa F. R. Fosberg 1931-12-11 7158 Los Angeles Gallaghers Beach, Santa Catalina Island. 2 Comment
  RSA177761  Phyllospadix scouleri Robert F. Thorne 1965-5-11 34562 Los Angeles S side of N beach of Little Harbor, Santa Catalina Island. Comment
  UCR142892  Physalis lancifolia L. C. Wheeler 1932-7-19 965 Los Angeles San Gabriel Valley, 2 miles north of Claremont 412 Comment
  RSA589338  Pinus halepensis Orlando Mistretta 1994-3-30 943 Los Angeles San Gabriel Mountains. Little Rock Creek . Slopes E of creek below Little Rock Dam. 960 Comment
  CAS-BOT-BC78753  Pinus lambertiana Geo. B. Grant 1897-12-29 s.n. Los Angeles on northern slope of Mt. Wilson Comment
  CAS-BOT-BC136554  Piperia cooperi Dr. H. E. Hasse 1888-4-1 s.n. Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA628628  Piptatherum miliaceum L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Foster Ranch, Sycamore Canyon. South slope Johnstone Peak 731 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
  UCR205564  Pityrogramma triangularis R. G. Swinney 2008-5-30 8899 Los Angeles San Gabriel Mtns., San Gabriel Canyon along old road/trail at El Encanto [El Encanto Azusa River Wilderness Park, 0.2 mi. upstream from park admin. buliding -- R.G.S., 2010] 256 Comment
  UCR99361  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-5-1 9653 B Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, c. 1.5 mi west of Mt. McDill & 1.3 mi. SSE of Lincoln Crest, the head of Bouquet Canyon 1512 Comment
  SEINET12275842  Plagiobothrys californicus I. Tavares, Brinson, V. 1962-1 262 Los Angeles Bouquet (Boquet) Canyon Road, 3 mi S of Boquet Canyon Guard Station Comment
  RSA638224  Plagiobothrys nothofulvus L. C. Wheeler 1969-5-3 s.n. Los Angeles Bluebird truck trail. 716 Comment
  RSA401982  Plantago erecta Louis C. Wheeler 1932-4-1 544 Los Angeles San Jose Hills at Pomona 305 Comment
  RSA669339  Plantago lanceolata LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 563 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  UCR271724  Plantago lanceolata R. G. Swinney 2011-3-26 14208 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
  CATA1416  Plantago major Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1995-11-11 2570 Los Angeles Santa Catalina Island: Lower Descanso Canyon, just above Descanso Beach 6 Comment
  SD90378  Plantago ovata Robert F. Thorne 1966-4-16 36037 Los Angeles San Clemente Island, 2/3 mile southsoutheast of Eel Point and north of Seal Cove, southwest side of island. 29 Comment
  RSA229109  Platanthera sparsiflora Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38893 Los Angeles San Gabriel Mountains, Angeles National Forest: near Lodgepole Picnic area, at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Highway, 1.2 mile SE of Dawson Saddle 2332 Comment
  CAS-BOT-BC93178  Platanus racemosa Geo. B. Grant 1904-5-10 1007 /6169 Los Angeles Pasadena. Comment
  CAS-BOT-BC93184  Platanus racemosa Alice Eastwood 1915-8-25 4921 Los Angeles Country adjacent to Los Angeles. Duarte. Comment
  HSC16891  Platanus racemosa C. E. Fellows 1965-9-9 136 Los Angeles 0.8 mi. S of Ventura Blvd. on Reseda Blvd., NE foothills of Santa Monica Mtns. 274 Comment
  POM308442  Platanus racemosa Henry J. Ramsey, Henry J. Ramsey 1937-3-27 3030 Los Angeles Little Tujunga Canyon Comment
  RSA401712A  Platanus racemosa Anstruther Davidson 1906-6-4 s.n. Los Angeles Big Rock Creek. Comment
  LA206299  Platystemon californicus Barbara Crumly; 1953-4-18 sn Los Angeles halfway between Lancaster and Gorman, highway 136 Comment
  RSA93086  Pluchea odorata F. W. Peirson 1924-8-24 5093 Los Angeles Road from Artesia to Hungtington Beach. Comment
  SBBG31060  Pluchea odorata var. odorata R. F. Thorne 1966-9-15 36677 Los Angeles above Parson's Landing, NW end of island 45 Comment
  UCR256606  Poa palustris Anuja Parikh, Nathan Gale 2011-7-7 3543 Los Angeles Transverse Range; San Gabriel Mountains, Barley Flats, 4.3 km west of Shortcut Station, 1.1 km north of State Hwy 2 /Angeles Crest Hwy 1696 Comment
  CAS-BOT-BC237687  Poa secunda V. W. Steinman 1996-4-7 824 Los Angeles San Gabriel Mountains, ca. 1 km from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail 1350 Comment
  RSA583068  Poa secunda Timothy S. Ross 1993-4-22 6898 Los Angeles Santa Catalina Island, SW part of the island in the vicinity of Cactus Peak (1560ft) 750m due N of Cactus Peak summit, fairly steep northerly slope draining to middle Bullrush Canyon. 335 Comment
  CAS-BOT-BC236260  Poa secunda subsp. juncifolia A. S. Hitchcock 2003-3-1 1014 Los Angeles Garvanza Comment
  RSA484213  Poa secunda var. secunda Robert M. Perkins 1937-4-2 302 Los Angeles San Gabriel Canyon. Comment
  RSA477721  Polycarpon tetraphyllum Tom Burch 1940-04 s.n. Los Angeles Redondo Beach. South end of Town. 0 Comment
  RSA594396  Polygonum amphibium var. emersum Steve Boyd, Lauren Raz 1996-10-14 9073 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  RSA607505  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1973-6-14 s.n. Los Angeles California State University, Long Beach. Comment
  RSA802442  Polygonum aviculare subsp. depressum Orlando Mistretta, Youssef Atallah 2011-8-16 6038 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 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
  SEINET11931562  Polygonum douglasii R. F. Thorne, Tilforth, C. W.; Nilsson, S. 1972-1 42180 Los Angeles San Gabriel Mts, Angeles National Forest: dry margin of Big Meadow, Big Pines 2088 Comment
  RSA608230  Polygonum lapathifolium Louis C. Wheeler 1946-9-2 6334 Los Angeles San Gabriel Mountains: West Fork San Gabriel River. 518 Comment
  SFV20877  Polygonum lapathifolium L. Gross 2000-8-25 261 Los Angeles San Fernando Valley Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park heading toward Hansen Dam. East side of Hansen Dam. 325 Comment
  RSA13695  Polygonum lapathifolium Louis C. Wheeler 1933-8-20 2087 Los Angeles Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mountains. 305 Comment
  RSA614338  Polygonum persicaria B. Pitzer, P. Gomez 1996-4-28 2741 Los Angeles Los Angeles Basin Harbor City / City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Hwy (Calif. Hwy 1) with Vermont Avenue. Comment
  POM6567  Polypodium californicum George B. Grant s.n. Los Angeles Pasadena. Comment
  RSA689887  Polypodium californicum M. B. Dunkle 1929-1-26 2044 Los Angeles Santa Catalina Island. Hillside above school. Comment
  UC812566  Polypodium californicum F. R. Fosberg 1931-4-13 R 87 Los Angeles rt. fork Pebble Beach Canyon; Santa Catalina Isl. 75 Comment
  POM9728  Polypodium californicum P. A. Munz 1921-4-1 4416 Los Angeles San Dimas Canyon 549 Comment
  RSA689885  Polypodium californicum Albert J. Perkins 1913-1-12 s.n. Los Angeles Big Santa Anita Canon Sierra Madre, Calif Comment
  UCSB62370  Polypodium californicum Kiefer, Lawrence 1967-3-26 Los Angeles San Gabriel Mtns., NE of Sunland, W of Big Tujunga Station, unnamed tributary of Big Tujunga Canyon, first stream (N-flowing), E of Stone Canyon, ca. 1/2mi up 792 Comment
  UCSB62445  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone, San Dimas Comment
  UCSB62447  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone, San Dimas Comment
  CATA781  Polypogon monspeliensis Mark L. Hoefs 1991-6-5 1343 Los Angeles Santa Catalina Island: Hill above Hamilton Cove 91 Comment
  RSA226235  Polypogon monspeliensis Gary D. Cromwell, David W. Wheat 1971-7-1 696 Los Angeles Mystic canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  RSA658525  Polypogon monspeliensis Diane Elliott 1985-5-17 36 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UCR177623  Polypogon monspeliensis LeRoy Gross, Valerie Soza 2001-6-6 439 Los Angeles Los Angeles Basin region:, Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 427 Comment
  RSA701284  Polypogon viridis LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1058 Los Angeles South side of mountains: Brand Canyon, above the large waterfall, where the canyon forks off. 520 Comment
  SEINET10827282  Polypogon viridis Oscar D. Allen 1885-1 Allen s.n. Los Angeles Comment
  UCR190517  Polystichum imbricans R. G. Swinney 2000-6-19 7833 Los Angeles San Gabriel Mtns., Pine Mountain, north of Azusa 1384 Comment
  UCR192844  Polystichum imbricans R. G. Swinney 1998-8-6 6710 Los Angeles San Gabriel Mtns., Alder Gulch, a western tributary of upper East Fork San Gabriel River 1311 Comment
  RSA733593  Polystichum imbricans subsp. imbricans R. G. Swinney 1998-7-29 6545 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground 1817 Comment
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Mar 14 2010
  RSA628629  Polystichum scopulinum L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, branch at Angeles Crest Highway. 2103 Comment
  RSA448070  Populus alba G. R. Johnstone 1931-4-18 s.n. Los Angeles Elysian Park Comment
  POM360750  Populus fremontii F. R. Fosberg 1931-5-16 S 4853 Los Angeles Santa Catalina Island. Coach Road bridge, Cottonwood Canyon. 50 Comment
  RSA453302  Prunus fasciculata var. fasciculata Anstruther Davidson 1893-7-4 s.n. Los Angeles Big Rock. Comment
  UCR124438  Prunus ilicifolia I. W. Clokey, B. C. Templeton 1929-1 4482 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  RSA653895  Prunus ilicifolia subsp. ilicifolia Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 823 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. 366 Comment
  JEPS44911  Prunus virginiana var. demissa Frank W. Peirson 1918-7-17 82 Los Angeles Rock Creek; San Gabriel Mountains, Rock Creek 1524 Comment
  RSA580457  Prunus virginiana var. demissa Tim S. Ross, Steve D. Boyd 1994-5-11 7801 Los Angeles Atmore Meadows: between Liebre and Sawmill Mountains; streams draining southward to the North Fork of Fish Canyon. (sections not demarcated). 1317 Comment
  RSA604299  Prunus virginiana var. demissa Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Opposite mouth of Sawmill Canyon. 2012 Comment
  LA47057  Pseudognaphalium biolettii Henry J. Thompson; 1959-3-27 1878 Los Angeles Santa Monica Mountains, 2 mi. from Pacific Coast Highway on Rambla Pacifica Road 304 Comment
  SD144044  Pseudognaphalium biolettii Scott D. White 1997-3-12 4768 Los Angeles Santa Monica Mts: NW of Zuma Beach. Encinal Cyn Rd between Pacific Coast Hwy and Mulholland Hwy. 299 Comment
  RSA226221  Pseudognaphalium biolettii Gary D. Cromwell, David W. Wheat 1971-5-14 655 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mts. 2 mi. NE of Glendora. 549 Comment
  SBBG25542  Pseudognaphalium biolettii D. E. Emery 1947-4-5 Los Angeles Griffith Park Comment
  RSA0088251  Pseudognaphalium californicum R. G. Swinney 2010-5-25 12963 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  SBBG108925  Pseudognaphalium californicum S. A. Junak 1997-4-24 SCl 870 Los Angeles terrace just S of Wall Rock Cyn, near small fork from S side 298 Comment
  UCR258787  Pseudognaphalium californicum R. G. Swinney 2010-5-25 12963 Los Angeles San Gabriel Mountains, just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak 671 Comment
  CATA1218  Pseudognaphalium luteoalbum Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-15 2277 Los Angeles Santa Catalina Island: Cottonwood Canyon 33 Comment
  SBBG127983  Pseudognaphalium luteoalbum M. L. Hoefs, S. A. Junak 1996-7-9 2739 Los Angeles Upper Cape Cyn Reservoir 341 Comment
  CAS-BOT-BC357624  Pseudognaphalium stramineum Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon Comment
  OBI36775  Pseudotsuga macrocarpa David J. Keil 1980-3-28 13740 Los Angeles Lower Shake campground near Lake Hughes 1311 Comment
  RSA0081385  Pseudotsuga macrocarpa R. G. Swinney 2010-9-13 13802 Los Angeles Crystal Lake, within 100 m of shoreline. 1683 Comment
  UC1134172  Pseudotsuga macrocarpa A. D. Gifford 1935-3-15 476 Los Angeles 3 mi w of Warm Springs; Angeles National Forest, Tejon Quadrangle 1188 Comment
  SBBG122106  Psilocarphus brevissimus var. brevissimus A. Parikh, N. Gale 2003-5-24 740 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  UCR95291  Psilocarphus brevissimus var. brevissimus Steve Boyd, Lauren Raz 1996-10-8 8979 Los Angeles Liebre Mtns. Region, Plum Canyon southwest of Cruzan Mesa along Arline Road c. 2 miles west of junction with Sierra Highway in Mint Canyon 610 Comment
  RSA0021429  Psilocarphus tenellus A. L. Haines 1974-4-23 s.n. Los Angeles Topanga Canyon Santa Monica Mts. 274 Comment
  RSA625160  Psilocarphus tenellus var. tenellus L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Near the mouth, east side Little Tujunga, near BM. 1227 396 Comment
  POM6781  Pteridium aquilinum var. pubescens O. Kenney 1892-12-16 s.n. Los Angeles Near Pasadena Comment
  RSA756154  Pteridium aquilinum var. pubescens R. G. Swinney 2008-7-12 9179 Los Angeles San Dimas Experimental Forest, Volfe Canyon 0.4 mi. north of confluence with Big Dalton Canyon 622 Comment
  SEINET10567976  Pteris David B. Dunn 1955-1 Dunn 11877 Los Angeles Cultivated at Gelndora, CA. Comment
  RSA187820  Pterostegia drymarioides Robert F. Thorne 1966-4-7 35966 Los Angeles Santa Catalina Island: in canyon bottom, Cherry Valley 61 Comment
  UCR125434  Pterostegia drymarioides A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25719 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  CAS-BOT-BC158658  Purshia tridentata var. glandulosa L. R. Abrams 1941-4-24 13936 Los Angeles Big Rock Creek near Valyermo Comment
  RSA401592B  Pycnanthemum californicum Louis C. Wheeler 1933-8-14 2083 Los Angeles San Dimas Canyon. 640 Comment
  SD4360  Pycnanthemum californicum Ruth B. Randall 7/1931 174 Los Angeles Angeles National Forest, Big Rock Creek Comment
  UCR204568  Pycnanthemum californicum R. G. Swinney 2005-8-5 8385 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR190082  Pyrola dentata R. G. Swinney 1998-8-27 6813 Los Angeles San Gabriel Mtns., upper Big Horn Ridge area, talus slope north of the ridge 2744 Comment
  UCR186786  Pyrus communis Gary Kovnat, LeRoy Gross 2004-4-25 51 Los Angeles San Gabriel Mountains, Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone Comment
  CAS-BOT-BC45825  Quercus F. Grinnell Jr. 1917-9-12 s.n. Los Angeles Pasadena Comment
  POM18609  Quercus X grandidentata E. S. Spalding 1921-4-9 xix 1 a Los Angeles Ganesha Hills, Pomona. Comment
  UCSB27864  Quercus X grandidentata Lloyd, Robert 1959-3-12 Los Angeles 461 Norumbega St, Monrovia, San Gabriel Mts. Comment
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Oct 30 2014
  UCSB27869  Quercus X grandidentata Lloyd, Robert 1959-3-3 Los Angeles Ganesha Hills, Pomona 365 Comment
  RSA0085286  Quercus agrifolia R. G. Swinney 2010-8-16 13529 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA307816  Quercus agrifolia var. agrifolia Henry J. Ramsey 1938-2-13 2744 Los Angeles Eaton Canyon Park, Altadena. Comment
  SBBG98856  Quercus agrifolia var. agrifolia E. R. Blakley 1991-11-20 7464 Los Angeles Canton Cyn, NE of Piru Lake 762 Comment
  UCSB1046  Quercus agrifolia var. agrifolia Haller, John 1950-5-29 Los Angeles Santa monica Mountains, Mulholland Dr. above Sepulveda Tunnel 411 Comment
  RSA616075  Quercus berberidifolia Scott D. White 1997-1-15 6052 Los Angeles San Gabriel Mtns: Santa Clara River Watershed: mapped 'jeep trail' between Pole Cyn. and Bear Cyn. 793 Comment
  UCR150667  Quercus berberidifolia James Henrickson 2000-4-15 20706 6 Los Angeles San Gabriel Mountains region, c. 1 mi SE of Newhall in Whitney Canyon, SE of junction of San Fernando Road and State Highway 14; 0.25-0.5 mile east of Highway 14; within 200 ft of Hwy 488 Comment
  UCR199967  Quercus berberidifolia Valerie Soza, LeRoy Gross 2001-5-9 1193 Los Angeles Transverse Ranges: Verdugo Mountains, Southern San Rafael Hills, south of mouth of Scholl Canyon, west end of Valle Vista fire road, ridgetop north of Hwy 134 274 Comment
  CAS-BOT-BC62569  Quercus chrysolepis Timothy S. Ross; Steve Boyd 1995-6-28 8646 Los Angeles Lower Red Fox Canyon: near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quadrangle 737 Comment
  RSA476901  Quercus chrysolepis I. M. Johnston 1930-9-7 s.n. Los Angeles Mt. Wilson trail 610 Comment
  UCR206272  Quercus chrysolepis R. G. Swinney 2008-6-10 8996 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  UCSB31591  Quercus chrysolepis Griesel, Wesley 1959-8-5 Los Angeles Charlton Flats, San Gabriel Mtns. 1524 Comment
  CAS-BOT-BC86230  Quercus dumosa Daryl Lee Koutnik; John Cuti 1978-4-19 380 Los Angeles Verdugo Mountains on fireroad from Stough Canyon to La Crescenta 762 Comment
  CAS-BOT-BC86398  Quercus dumosa Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  UCR209681  Quercus dumosa Dan S. Cooper 2009-1 209- 25 .1 Los Angeles Los Angeles Basin, Baldwin Hills just below new overlook site, south of Jefferson Blvd., CA State Parks property 122 Comment
  UCSB27920  Quercus durata Lloyd, Robert 1959-10-2 Los Angeles 11 miles north of Glendora on Glendora Mtn. Rd., San Gabriel Mts. 944 Comment
  CHSC95521  Quercus durata var. gabrielensis LeRoy Gross; Valerie Soza, Neil Gilbert 2000-10-18 290 Los Angeles Verdugo Mountains: Intersection of Verdugo Mountainway and Hostetter Mountainway. Along roadside, a short distance down Hostetter Mountainway north side. 914 Comment
  RSA584052  Quercus durata var. gabrielensis Tim S. Ross 1991-4-25 4571 Los Angeles San Gabriel Mtns: Doe Flat and immediate vicinity, situated between Graveyard Canyon and the E Fk of Susanna Canyon, draining to the lower E Fk of the San Gabriel River. 841 Comment
  RSA611101  Quercus durata var. gabrielensis Louis C. Wheeler 1936-1-19 4076 Los Angeles Monrovia: Edge of San Gabriel Mountains, just above Pottinger Sanitarium. 290 Comment
  RSA752580  Quercus durata var. gabrielensis Justin M. Wood 2009-6-8 860 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA476784  Quercus engelmannii F. R. Fosberg 1931-1-7 7109 Los Angeles Arcadia 150 Comment
  RSA476788  Quercus engelmannii Christina Clark 1928-12-8 s.n. Los Angeles Coast plains & foothill, E. Pasadena Comment
  RSA476789  Quercus engelmannii George B. Grant 1904-5-5 s.n. Los Angeles Pasadena. Comment
  POM273366  Quercus john-tuckeri Lyman Benson 1947-10-9 12835 Los Angeles 5 miles northeast [NW?] of Big Pine on Valyermo Road. San Gabriel Mt. Mojave Desert. 1677 Comment
  UCD46227  Quercus john-tuckeri Beecher Crampton 1976-9-21 9410 Los Angeles ca. 10 miles east of Saugus Agua Dulce Canyon area. Comment
  CAS-BOT-BC105249  Quercus kelloggii I. M. Johnston 1917-8-24 1714 Los Angeles San Antonio Mountains, Prairie Fk of San Gabriel R. Open canon (canyon) 1981 Comment
  CLARK-A1528-1146  Quercus lobata John C. Roos 1946-11-23 3157 Los Angeles Placerita Canyon 365 Comment
  RSA638895  Quercus pacifica J. M. Tucker 1992-4-1 s.n. Los Angeles Santa Catalina Island, above Cherry Valley Creek, roughly 1.5 miles northwest of the Isthmus, 1/4 mile above road. 91 Comment
  UC847943  Quercus pacifica F. R. Fosberg 1931-7-10 S 5374 Los Angeles Eagle's Nest Santa Catalina Island, Middle Ranch Canyon 180 Comment
  UCSB58641  Quercus pacifica Fosberg, F. 1932-5-7 Los Angeles Canyon above Hay Press, Santa Catalina Island Comment
  RSA611266  Quercus suber Louis C. Wheeler 1942-11-25 5676 Los Angeles Glendale: Hill Drive & Hermosa Avenue. 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
  RSA340612  Quercus tomentella F. R. Fosberg 1973-11-15 55232 Los Angeles San Clemente Island, Station Vista on NE coast Comment
  CAS-BOT-BC104872  Quercus wislizeni Ernest C. Twisselmann 1956-9-14 3167 Los Angeles San Emigdio Range. Upper end of Castaic Valley 1188 Comment
  LA200991  Quercus wislizeni var. frutescens Carl Wishner; 1996-6-25 2274 Los Angeles Santa Monica Mountains, Corral Creek Divide, end of road, on N-side of outcrop NW of parking lot 615 Comment
  SJSU16076  Quercus wislizeni var. frutescens Allen W. Jacobs 1938-8-9 388 Los Angeles 1/2 mile down the highway below Coldbrook R.S on the lower, right side of the road, against the slope 1066 Comment
  RSA155835  Rafinesquia californica P. H. Raven 1962-5-22 17821 Los Angeles Santa Catalina Island, above Emerald Bay 122 Comment
  UC1293677  Rafinesquia californica P. C. Everett and E. K. Balls 1959-6-2 23829 Los Angeles 1 mi ne entrance Stokes Canyon; Santa Monica Mountains 228 Comment
  UCR261128  Rafinesquia californica R. G. Swinney 2010-6-21 13295 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  UCR96938  Ranunculus cymbalaria var. saximontanus R. G. Swinney 1993-9-11 2654 Los Angeles San Gabriel Mtns., Wrightwood, junction of Spruce Street & Hwy 2, north of Hwy 2 along the stream 1799 Comment
  SD252300  Raphanus raphanistrum Steven A. Junak 2000-5-18 Sca 1300 Los Angeles Santa Catalina Island: N side of N Shore Road, 0.6 mile E of turn-off for Howland's Landing. 39 Comment
  POM12335  Raphanus sativus F. L. Robinson 1921-6-2 88 Los Angeles Between Claremont and Upland Comment
  UCR150555  Rhamnus californica R. G. Swinney 1999-6-21 7352 Los Angeles San Gabriel Mtns., spring c. 150 m WNW of mouth of Jesus Canyon 1494 Comment
  SEINET12210150  Rhamnus californica I. W. Clokey, Templeton, B. 1929-1 4586 Los Angeles Mandeville Canyon, Santa Monica Mountains 200 Comment
  RSA652632  Rhamnus crocea Marion P. Harthill 1971-3-28 69 Los Angeles Claremont. Comment
  UC420718  Rhamnus crocea J. Grinnell 1903-7-30 Los Angeles Arroyo Seco Pasadena Comment
  CAS-BOT-BC59839  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1995-6-28 8645 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 737 Comment
  LA52138  Rhamnus ilicifolia Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  LA52141  Rhamnus ilicifolia A. M. Johnson; 1928-2-16 2799 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM85015  Rhamnus ilicifolia Marcus E. Jones 1882-5-2 s.n. Los Angeles Pasadena. Comment
  RSA134731  Rhamnus ilicifolia Percy C. Everett, E. K. Balls 1959-6-29 1 Los Angeles 2 mi from Seminole Hot Springs. 488 Comment
  SBBG27508  Rhamnus ilicifolia A. M. Carter 1935-9-8 956 Los Angeles Sierra Madre 381 Comment
  CAS-BOT-BC59779  Rhamnus pirifolia Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island. Comment
  RSA213334  Rhamnus pirifolia Reid V. Moran 1941-2-2 608 Los Angeles Santa Catalina Island, Johnson's Valley 20 Comment
  JEPS32569  Rhamnus tomentella subsp. cuspidata Carl B. Wolf 1936-5-27 Los Angeles 2 mi off Soledad Canyon (Indian Canyon Camp); San Gabriel Mts. 914 Comment
  UCR48962  Rhaphiolepis indica A. C. Sanders 1987-9-18 7364 Los Angeles Pacific coast, El Segundo Dunes, west of Los Angeles International Airport, between Pershing Drive and Vista Del Mar Blvd. 38 Comment
  UC535514  Rhus Ira W. Clokey, B. Templeton Apr. 1929 4431 Los Angeles Mandeville Canyon; Santa Monica Mountains 200 Comment
  CAS-BOT-BC168037  Rhus aromatica John Thomas Howell 1928-3-2 3364 Los Angeles Vermont [Canon] Canyon, Griffith Park, Los Angeles Comment
  RSA68289  Rhus integrifolia Verne Grant, Alva Grant 1951-3-23 15975 Los Angeles Foothills N of Claremont 548 Comment
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Feb 1 2012
  SD31164  Rhus integrifolia Edith A. Purer 1931-2-21 155 Los Angeles Palos Verdes Hills Comment
  UCR51775  Rhus integrifolia G. R. Proctor 1944-1 767 Los Angeles Sand Dunes at El Segundo Comment
  SBBG125890  Rhus lancea A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 37005 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 92 Comment
  RSA162832  Rhus ovata J. D. Olmsted 1959-2-23 s.n. Los Angeles Blanchard Park, Pomona College Campus near Claremont, near E boundary LA, Foot of San Gabriel Mts. 366 Comment
  SD253354  Rhus ovata R. G. Swinney 2011-11-3 15995 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from the trailhead in tosn of Sierra Madre (Mt. Wilson 7.5'Q) 548 Comment
  SEINET8042517  Rhus ovata G. B. Grant 1904-1 1120 Los Angeles Pasadena. Comment
  CAS-BOT-BC92277  Ribes amarum John Thomas Howell 1928-2-9 3332 Los Angeles San Gabriel Mountains. Santa Anita Canon [Canyon]. Comment
  CAS-BOT-BC92285  Ribes amarum Ellsworth Bethel 1920-2-20 s.n. Los Angeles Monrovia. Comment
  UC1922568  Ribes aureum Gary Kovnat with LeRoy Gross 2003-2-16 16 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  RSA639741  Ribes aureum var. gracillimum Louis C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Little Tujunga nameless side, 0.3 mile southwest of Herreres Ranch. 427 Comment
  SBBG2742  Ribes aureum var. gracillimum H. and M. Dearing 1935-3-9 575 Los Angeles Mint Cyn Comment
  LA50710  Ribes californicum var. hesperium Carl Epling; A. M. Johnson 1930-2-22 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  LA50712  Ribes californicum var. hesperium Harlan Lewis; Carl Epling 1941-1-28 sn Los Angeles 566 Comment
  RSA476448  Ribes californicum var. hesperium Gary D. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon Comment
  LA51399  Ribes malvaceum Henry J. Thompson; 1959-3-22 1864 Los Angeles Santa Monica Mountains, Las Virgines Rd, 1 mi N of Tapia Park, N of Malibu Canyon Rd 213 Comment
  UC56954  Ribes malvaceum Miss E. D. Palmer Los Angeles Los Angeles Comment
  UCD102353  Ribes malvaceum Scott D. White; Pam DeVries 1997-11 6036 B Los Angeles San Gabriel Mountains, San Gabriel River Canyon: N of Azusa; alluvial bench S of unnamed dirt access road to gauging stn. Below Morris Dam; just SE of private orchard. 259 Comment
  CAS-BOT-BC6181  Ribes nevadaense George Bernard Grant; William Wheeler 1904-5-17 s.n. Los Angeles Mt. Wilson Comment
  RSA702485  Ribes quercetorum Scott D. White 2004-5-5 10300 Los Angeles Liebre Mountains: Bald Mtn. area, west of Old Ridge Route. 1280 Comment
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Mar 12 2010
  SBBG125928  Ribes quercetorum A. Parikh, N. Gale 2010-5-24 3210 Los Angeles Sierra Pelona, 5.0 km W of State Hwy 14, 1.6 km SW of California Aqueduct 1005 Comment
  UC11686 Image available Ribes viscosissimum J. H. Barber 1897-1-9 Los Angeles Santa Monica Canyon Comment
  SD134510  Rigiopappus leptocladus Craig Reiser 1990-5-15 Los Angeles Ritter Ranch, northwest of Palmdale Comment
  SEINET3200278  Romneya coulteri G. Rink 2011-6-2 10583 Los Angeles Chino Hills, northeast of La Brea, weedy place. 290 Comment
  RSA660687  Romneya trichocalyx Jerry Turney 1987-6-3 57 Los Angeles Lower Eaton Canyon. San Gabriel Mountains. In front of Nature Center. Comment
  UC1951194  Rorippa curvisiliqua R. G. Swinney 2008-4-30 8696 Los Angeles San Gabriel Mtns: Glendora, Big Dalton Canyon Debris Basin. Glendora 7.5' Quad. Comment
  CHSC83250  Rorippa nasturtium-aquaticum Margie Graham 2002-5-17 Los Angeles San Gabriel Mountains, Western Transverse Ranges. South of Pyramid Dam. In Piru Creek. 701 Comment
  CHSC95366  Rorippa nasturtium-aquaticum LeRoy Gross; Wayne Law 2000-8-8 179 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  LA202576  Rorippa nasturtium-aquaticum J. A. Ewan; 1932-6-28 7515 Los Angeles 99 Comment
  SDSU1279  Rorippa nasturtium-aquaticum Gerald Collier 1951-5-5 M 195 Los Angeles Santa Anita Canyon, San Gabriel Mts. Comment
  UCR220177  Rorippa nasturtium-aquaticum R. G. Swinney, Jane Strong 2009-4-7 10310 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  RSA596137  Rosa californica Tim S. Ross, Steve D. Boyd 1995-6-28 8643 Los Angeles Liebre Mountains: Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. 707 Comment
  RSA660142  Rubus leucodermis Orlando Mistretta 1992-7-9 669 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  SEINET3157597  Rubus vitifolius G. B. Grant 1136 Los Angeles Pasadena Comment
  UC56031  Rumex salicifolius var. salicifolius J. H. Barber 1898-8-5 Los Angeles Malibu Comment
  RSA656236  Sagina decumbens subsp. occidentalis Joseph M. Keefe 1978-4-28 22826 Los Angeles Verdugo Mountains; Henderson Canyon Creek, 0.5 Km west of Lockerbie Road on Whitting Woods Road, La Crescenta. 427 Comment
  UCR270888  Sagina saginoides R. G. Swinney 2011-8-17 15629 Los Angeles San Gabriel Mountains, unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring 2378 Comment
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Sep 21 2021
  RSA0062518  Sairocarpus coulterianus R. G. Swinney 2010-4-20 12318 Los Angeles North of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream. 549 Comment
  RSA478882  Salicornia virginica T. Gertrude Williamson 1924-08 s.n. Los Angeles Catalina Island. Comment
  UCR103756  Salicornia virginica David Charlton 1989-5-25 3196 F Los Angeles W Mojave Desert, NW edge of Lancaster, between Ave. G and H on 30th St. West 701 Comment
  RSA4808  Salicornia virginica James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Station #1, 2, and 3. Plant # 3. Comment
  LA208752  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-25 7655 Los Angeles Verdugo Canyon, Fernbrook Pl, (Area 3) Comment
  RSA128785  Salix laevigata Peter H. Raven 1959-3-8 13831 Los Angeles Topanga Canyon, 1.1 mile north of Coast Highway. 30 Comment
  UC506439  Salix laevigata Carl Hedin and Joseph Ewan 1932-5-10 7697 Los Angeles Verdugo Canyon Comment
  UC506429  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-25 7655 Los Angeles Comment
  POM362748  Salix lasiolepis Elbert Benjamine 1929-2-24 62 Los Angeles Laurel Canyon, Hollywood. Comment
  POM362749  Salix lasiolepis Christina Clark 1929-1-12 s.n. Los Angeles S. Los Angeles. Comment
  RSA133776  Salix lasiolepis Peter H. Raven 1959-2-15 13791 Los Angeles Franklin Canyon 2.3 miles south of Mulholland Drive. 305 Comment
  RSA628806  Salix lasiolepis Scott D. White, David E. Bramlet 1998-6-29 6833 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. [Correct TRS should be 3N, 9W] 1707 Comment
  SBBG57884  Salix lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles Topanga Cyn 225 Comment
  UCR255840  Salix lasiolepis R. G. Swinney 2010-3-10 11830 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
  CAS-BOT-BC128488  Salix lasiolepis var. lasiolepis W. R. Dudley 1895-1-3 s.n. Los Angeles Raymond, by railway. Comment
  SD252320  Salsola Steven A. Junak 1999-9-10 Sca 1083 Los Angeles Santa Catalina Island: Along Bulrush Canyon Trail, above plant stop. 438 Comment
  RSA657024  Salsola tragus Joseph M. Keefe 2001-1-19 30901 Los Angeles Verdugo Mountains: On north side of Upperton Avenue (north across street from 1871 Uppperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park). 262 Comment
  UCR276994  Salsola tragus R. G. Swinney 2010-9-30 13916 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA0069769  Saltugilia australis LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6987 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
  SBBG58393  Saltugilia splendens R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR272597  Saltugilia splendens subsp. grantii R. G. Swinney 2011-7-7 15449 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
  RSA145205  Salvia apiana Alice Ann Webb 1961-2-9 771 Los Angeles Mills Ave and Base Line, SW corner, Claremont. Mountain Range-San Gabriel, Drainage Area-San Gabriel. 396 Comment
  RSA647933  Salvia apiana Michelle Manolovitz, Brian Willie 1992-4-27 1 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 300 feet northwest of park office. Comment
  UCR145180  Salvia apiana June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  OBI13510  Salvia apiana Louis C. Wheeler 1932-5-1 677 Los Angeles Base of hills 1/2 mi E Palmer Cyn, San Gabriel Mts 610 Comment
  LA91421  Salvia columbariae Bruce Douglas Clayton; Greg Shaw 1972-3-20 22 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, east of entrance to canyon A 585 Comment
  SEINET3098334 Image available Salvia columbariae Richard G. Swinney 2009-4-2 10260 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5 Q.) 1223 Comment
  UCR200029  Salvia columbariae Valerie Soza, Susan Caplow 2003-4-11 1625 Los Angeles Transverse Ranges; Verdugo Mountains, Brand Park, just south of junction of Brand Park Motorway and Verdugo Motorway, alongside Brand Park Motorway 793 Comment
  RSA651684  Salvia columbariae F. Freitas 1961-5-20 s.n. Los Angeles Mt. Baldy Road, 3 miles south of the ski lift. Comment
  SEINET229597  Salvia dorrii var. pilosa Barbara Ertter, Jeffrey Strachan 1979-6-29 3007 Los Angeles Angeles National Forest ; North edge of Angeles NF ca. 9 airmiles ESE of Pearblossom 1.7 mile north of Mile High on County Hwy N4. 1463 Comment
  UC1124699  Salvia dorrii var. pilosa A. Lewis 1933-4-20 185 Los Angeles 1.5 mi s Palmdale; Elizabeth Quad. 853 Comment
  SD21291  Salvia mellifera Norman E. Bilderback 1938-4-14 Los Angeles Catalina Island. Comment
  UCR194747  Salvia mellifera Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 736 Los Angeles Transverse Ranges; Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motorway 427 Comment
  LA200597  Salvia spathacea Harlan Lewis; 1940-2-24 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0085082  Sambucus caerulea L. C. Wheeler 1931-8-6 S 35 Los Angeles 2 miles north of Claremont. 411 Comment
  POM296483  Sambucus mexicana Lyman Benson 1945-5-11 11704 Los Angeles Canyon below Johnson's Pasture, Claremont, 549 Comment
  RSA584141  Sambucus mexicana T. S. Ross, Steve D. Boyd, Peter Fritsch 1990-6-8 2977 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barely Flats). 1213 Comment
  RSA0036167  Sambucus mexicana Bill Duval s.n. Los Angeles Montrose. 60 Comment
  CAS-BOT-BC238754  Sambucus nigra subsp. caerulea Blanche Dougan Cole 1908-10-1 s.n. Los Angeles San Gabriel Mts., Los Angeles Comment
  OBI69409  Sambucus nigra subsp. caerulea Suzan Barth 1994-5-17 33 Los Angeles Santa Susana Mtns. Aliso cyn 600 m from Sesnon trail head at bottom of first loop Comment
  RSA0060879  Sambucus nigra subsp. caerulea R. G. Swinney 2010-8-16 13553 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  SBBG119540  Sambucus nigra subsp. caerulea A. C. Sanders with H. Kennedy 2005-4-13 29427 Los Angeles lower Mint Cyn at the community of Mint Cyn 457 Comment
  RSA305697  Sanguisorba minor Mark Hoefs, D. Propst 1973-5-4 225 Los Angeles Above Thompson Dam on road to Bulrush Canyon. 69 Comment
  SBBG52777  Sanicula arguta F. R. Fosberg 1931-4-1 4436 Los Angeles Hamilton Cyn 50 Comment
  UC1400376  Sanicula bipinnatifida Robert F. Thorne 1971-4-2 41427 Los Angeles n of Mountain Avenue (San Gabriel Mountains, Claremont, Johnson's Pastures); San Gabriel Mountains, Claremont, Johnson's Pastures 548 Comment
  POM82759  Sanicula crassicaulis Marcus E. Jones 1882-5-13 s.n. Los Angeles Pasadena Comment
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Dec 2 2008
  POM3421  Sanicula tuberosa I. M. Johnston 1917-5-6 1923 Los Angeles Evey Canyon, north of Claremont 762 Comment
  SEINET3158952  Sarcostemma cynanchoides var. hartwegii G. B. Grant 972 Los Angeles Covina Comment
  RSA709623  Schismus arabicus LeRoy Gross 2005-4-28 2127 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
  UCR155374  Schismus barbatus A. C. Sanders 2005-5-5 29915 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Cruzan Mesa along dirt road on slopes at NE end of mesa, c. 0.1 mi. above Vasquez Canyon Rd. 610 Comment
  UCR190850  Schismus barbatus R. G. Swinney 1990-3-19 1533 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  SEINET7591454 Image available Schoenoplectus californicus Scott White 1992-1 876 Los Angeles alibu, base of Santa Monica Mountains, just N of Pacific Coast Hwy, extending as far E as Malibu Creek. Bounded on the S by Civic Center Road 91 Comment
  RSA604398  Schoenoplectus maritimus Mark Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2483 Los Angeles Santa Catalina Island: Little Harbor. 3 Comment
  RSA366075  Schoenoplectus maritimus H. de Forest 1935-5-2 s.n. Los Angeles Gardena. Comment
  RSA0110850  Scrophularia californica R. G. Swinney 2011-5-6 14612 Los Angeles San Gabriel Mountains: north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road. 793 Comment
  CAS-BOT-BC238502  Scrophularia villosa Peter H. Raven 1962-5-21 17806 Los Angeles Santa Catalina Island: Camp Cactus Road just about turn to Camp Cactus, about 0.5 miles east of Carlos Comment
  SBBG131972  Scrophularia villosa S. A. Junak 1990-11-9 SCI 138 Los Angeles immediately below field station, at Camera Pad "Stone" 448 Comment
  LA30220  Scutellaria mexicana Harlan Lewis; H. L. Wedberg 1957-4-13 sn Los Angeles Pearblossom Comment
  RSA228849  Scutellaria siphocampyloides Robert F. Thorne 1971-6-26 39995 Los Angeles Angeles National Forest. Near Chilao Old Camp. 1616 Comment
  SFV20144  Scutellaria siphocampyloides J. N. Hogue, L. H. Hogue, J. M. Wrublik 2000-6-2 154 .1 Los Angeles San Gabriel Mountains Near Mount Hillyer on USFS Road 3N17.2. 1800 Comment
  SFV8254  Scutellaria siphocampyloides T. Gordon, K. Kimbrough, M. H. Grayum 1976-6-25 1611 Los Angeles San Gabriel Mountains Chilao Flat. 1585 Comment
  CHSC25023  Scutellaria tuberosa T. P. Spira 1977-4-6 102 Los Angeles Ca. 1 mi e of Las Virgenes Road, off of Stokes Canyon Road. Associates: Adenostoma fasciculatum, Quercus sp. 200 Comment
  UC399196  Selaginella bigelovii C. F. Millspaugh 1920-1-2 4502 Los Angeles road beyond Golf Links; Santa Catalina Isl. Comment
  UC813001  Selaginella bigelovii Carl B. Wolf 1932-10-6 4246 Los Angeles w side of Avalon; Santa Catalina Isl. 91 Comment
  SEINET7878555 Image available Senecio californicus B. C. Templeton 1939-1 4616 Los Angeles Playa del Rey to El Segundo Comment
  CHSC25951  Senecio flaccidus var. douglasii James Henrickson 1971-10-14 7187 Los Angeles NE Claremont along Padua Hills Road. 457 Comment
  UCR212789  Senecio flaccidus var. douglasii Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1782 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River watershed, San Dimas Canyon Road 477 Comment
  RSA586466  Senecio ionophyllus Orlando Mistretta, S. D. Boyd 1994-6-21 1372 Los Angeles San Gabriel Mountains. Santiago Canyon. Drainage northwest of Pacifico Mountain. 1890 Comment
  RSA473042  Senecio lyonii Reid V. Moran 1941-2-18 589 Los Angeles Channel Islands, [San Clemente Island], mouth of Middle Ranch Canyon. 150 Comment
  RSA473046  Senecio lyonii F. H. Elmore 1939-11-24 s.n. Los Angeles Northwest Harbor, San Clemente Island. Comment
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Feb 25 2014
  UC1952555  Senecio lyonii M. B. Dunkle 1939-4-2 7203 Los Angeles Southeast point, north grass and rock slope, San Clemente Island. Comment
  RSA670037  Senecio mikanioides Joseph M. Keefe 2001-1-19 30923 Los Angeles San Rafael Mountains: 15 meters north of begninging of the Eagle Rock Park path along east side of Sholl Canyon Road opposite of driveway to 7685 Sholl Canyon Road, 100 meters north of Figueroa Street, Eagle Rock, 90041. 284 Comment
  RSA0057928  Senecio vulgaris Richard G. Swinney 2010-3-16 11950 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
  SBBG96996  Senecio vulgaris S. Boyd with T. Ross, L. Arnseth 1990-4-8 4397 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  RSA600836  Senecio vulgaris L. C. Wheeler 1967-5-13 9521 Los Angeles San Gabriel Mountains. San Gabriel Canyon, near Ward's Grove. 266 Comment
  RSA402662  Sesuvium verrucosum Anstruther Davidson 1891-6-14 s.n. Los Angeles Nigger Slough . [locality name change to Laguna Dominguez ] Comment
  UCR118600  Sesuvium verrucosum David Charlton, Lew Heide 1991-9-22 5622 Los Angeles Western Mojave Desert, Piute Ponds, SW side of Rosamond Dry Lake, Edwards Air Force Base 695 Comment
  UCR108643  Setaria viridis L. C. Wheeler 1968-9-21 s.n. Los Angeles San Gabriel Mtns, Aliso Canyon, Blum Ranch 884 Comment
  SBBG112957  Silene antirrhina S. A. Junak 1998-6-13 SCa 739 Los Angeles just W of beach at Little Harbor 48 Comment
  SBBG11610  Silene antirrhina P. H. Raven 1962-5-8 17637 Los Angeles W side of island, 2.4 mi S of Wilson Cove 137 Comment
  RSA612283  Silene antirrhina L. C. Wheeler 1934-4-24 2546 Los Angeles Liveoak Canyon Dam 457 Comment
  RSA604394  Silene gallica Sara L. Crockett, Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 616 Los Angeles Santa Catalina Island, 1.1 miles S of Two Harbors on Cat Harbor Road; ca 30 m upslope. 30 Comment
  UC1922484  Silene gallica Valerie Soza, Miriam Sidibeh 2003-3-26 1609 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
  CAS-BOT-BC387014  Silene gallica LeRoy Abrams 1901-4-3 1270 Los Angeles Santa Monica Mountains 228 Comment
  UC72021  Silene gallica Miss E. D. Palmer November, 1904 Los Angeles vicinity Los Angeles; vicinity of Los Angeles Comment
  SEINET11944392  Silene laciniata I. W. Clokey, Templeton, B. 1929-1 4544 Los Angeles Mandeville Canyon, Santa Monica Mts 500 Comment
  UCD98925  Silene laciniata Earl Brown; Tracy Brown 1993-4-18 s.n. Los Angeles Santa Monica Mountains, Will Rogers State Park, aobut 1.1 miles from the beginning of Loop Trail to Inspiration Point and 5' off of the trail. 213 Comment
  POM7694  Silene multinervia P. A. Munz, R. D. Harwood 1920-4-21 5702 Los Angeles San Dimas Canyon; South face of San Gabriel Mts 457 Comment
  RSA229108  Silene verecunda subsp. platyota R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38879 Los Angeles Near Lodgepole Picnic ground at headwaters of Dorr Canyon, N slope of Throop Peak, above Angeles Crest Hwy., 1.2 mi. SE of Dawson saddle. 2332 Comment
  UCR154192  Silybum marianum A. C. Sanders, T. B. Salvato 2005-5-24 30244 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
  RSA188708  Silybum marianum R. F. Thorne, Percy C. Everett 1965-6-24 35047 Los Angeles Santa Catalina Island, above pond impounded behind dam in lower Cottonwood Canyon Comment
  RSA719100  Silybum marianum Naomi Fraga, Jorge Arriaga 2002-4-28 81 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. S slope near bottom of Box Canyon. Comment
  RSA310146  Sisymbrium altissimum Wayne E. Sawyer 1981-7-10 90 Los Angeles Angeles National Forest: CA Hwy 2 between Dawson Saddle And junction of CA Hwy 39, 1.8 mi. from Dawson Saddle 2287 Comment
  RSA0039137  Sisymbrium irio R. G. Swinney 2010-3-10 11791 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  UC276306  Sisymbrium irio C. F. Saunders Feb. 1926 Los Angeles Pasadena; Southern California, Pasadena Comment
  UCR62319  Sisymbrium irio R. G. Swinney 1990-3-14 1523 Los Angeles San Gabriel Mountains, Glendora Wilderness Park, on Big Dalton Canyon Road, 1.0 mi east of Glendora Mtn Road, east side of road 442 Comment
  RSA660051  Sisymbrium irio Stephen Hill 1981-3-5 31 Los Angeles NE side of old greenhouse on Campus at CalPoly Pomona. Comment
  RSA592152  Sisymbrium officinale L. C. Wheeler 1967-5-7 9281 Los Angeles Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon 609 Comment
  RSA639976  Sisymbrium orientale L. C. Wheeler 1967-5-29 9772 Los Angeles Cow Canyon Saddle, [covered former dump]. 1377 Comment
  SBBG109038  Sisymbrium orientale S. A. Junak 1996-5-31 SCl 562 Los Angeles N end of island, behind (just inland from) beach at West Cove 6 Comment
  LA26156  Sisyrinchium bellum Judith Webb; 1955-4-2 sn Los Angeles 243 Comment
  RSA366925  Sisyrinchium bellum C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  SD185067  Sisyrinchium bellum A. C. Sanders 2005-5-11 30150 Los Angeles Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Road. 609 Comment
  CSUSB34  Sisyrinchium bellum S. Catsiff 1965-4-17 Los Angeles 0.5 mile west of Topanga on Old Topanga Road, by stream. Comment
  RSA366927  Sisyrinchium bellum Gus Gluechert 1937-5-3 s.n. Los Angeles Culver City. Comment
  UC575015  Solanum douglasii E. Lloyd 1933-3-25 Los Angeles Santa Monica Mountains, Temescal Canyon Temescal Canyon; Santa Monica Mountains, Temescal Canyon Comment
  UCR139225  Solanum douglasii Joseph A. Ewan 1930-3-8 3715 Los Angeles Southard Peak trail, Verango Range Comment
  RSA647969  Solanum douglasii Michelle Manolovitz, Brian Manolovitz 1992-5-12 17 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet northwest of park office. Comment
  UCR95765  Solanum esculentum Lauren Raz, Steve Boyd 1996-10-23 054 Los Angeles Liebre Mtns, Ruby Canyon, just w of the junction of F.S. Road 6N24 w/ Lake Hughes Road, at confluence w/ Elizabeth Lake Canyon 610 Comment
  RSA670953  Solanum nigrum Joseph M. Keefe 2001-1-24 31036 Los Angeles East side of Arroyo Seco, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  RSA603872  Solanum nigrum Louis C. Wheeler 1975-9-15 s.n. Los Angeles Pasadena: Mar Vista and Colorado Blvd. Comment
  NY821122  Solanum parishii F. Beckwith 06 1915 167 Los Angeles Los Angeles Comment
  UCR131617  Solanum triflorum L. C. Wheeler 1932-8-6 1124 Los Angeles San Gabriel Valley, 2.5 miles NNE of Claremont 427 Comment
  JEPS96898  Solanum umbelliferum Dean W. Taylor 1992-5-1 12495 Los Angeles 1 mile East of Gorges Gap on Angeles Crest Highway (Highway 2) 1219 Comment
  UC450841  Solanum umbelliferum Fay A. McFadden 1931-4-22 2642 Los Angeles San Franscito Canyon Comment
  CAS-BOT-BC156796  Solanum umbelliferum Ernest C. Twisselmann 1955-6-23 2210 Los Angeles San Emigdio Range. Castaic Valley, 1/2 mile north of Holland Summit 1219 Comment
  UCR19776  Solanum umbelliferum var. incanum E. B. Eldred 1977-5-30 s.n. Los Angeles San Gabriel Mtns, Route 39, 12 miles south of Crystal Lake, San Gabriel Canyon 610 Comment
  POM126864  Solanum wallacei F. M. Reed 1909-7-2 2819 Los Angeles Pebbly Beach Road, Santa Catalina Island Comment
  SBBG32132  Solanum wallacei R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -221 Los Angeles S of dam spillway, Middle Ranch Comment
  LA34735  Solanum xanti Mary V. Hood; 1945-5-1 45 24 k Los Angeles Comment
  LA212213  Solanum xanti Vincent Arellano; 1980-6-2 s.n. Los Angeles Placerita Canyon, West facing slope 1/2 mile up creek. 487 Comment
  SEINET10284850  Solanum xanti Unknown 1991-6-12 s.n. Los Angeles In Claremont; Near Rancho Santa Ana Botanic Garden Comment
  UCR141036  Solidago californica June Latting, Ted Hanes, et al 1977-10-15 s.n. Los Angeles San Gabriel Mountains, fuelbreak below Chilao Flat, Angeles Crest 1659 Comment
  JEPS30414  Sonchus oleraceus Donald Kyhos 1959-1-4 59 -1 Los Angeles Whittier Comment
  POM361387  Sonchus oleraceus N. C. Cooper 1942-10-1 2018 Los Angeles Hancock Bld. campus. Univ. So. Calif. Growing in bed of Pfitzer Juniper. Comment
  UC284186  Sonchus oleraceus P. A. Munz 1923-4-9 6680 Los Angeles 2 mi s Casa Blanca (San Clemente Island); San Clemente Island Comment
  RSA308889  Sorghum halepense Kay H. Beach 1943-8-16 665 Los Angeles Drain behind Tanbark kitchen, Tanbark Flats. Mt. Range: San Gabriels. Comment
  UCR220175  Spartium junceum R. G. Swinney, Jane Strong 2009-4-7 10312 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, San Antonio Canyon, 2.4 miles north of Shinn Rd. 1073 Comment
  UCR258920  Spartium junceum R. G. Swinney 2010-5-7 12618 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  POM187615  Spergula arvensis J. Ewan 1930-3-11 3719 Los Angeles Mesa above Rustic Canyon, Pacific Palisades Comment
  CATA1287  Spergularia bocconi Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-13 2376 Los Angeles Santa Catalina Island: Boushay Canyon Road, by Ironwood grove, off of Upper West End Road 396 Comment
  RSA0098535  Spergularia marina R. F. Thorne, Percy C. Everett 1965-5-11 34539 Los Angeles Santa Catalina Island. Salt flat N of Catalina Harbor. Comment
  SDSU4521  Spergularia marina A. H. Gallup 1949-3-17 343 Los Angeles 152 Comment
  UCR136952  Sphaeralcea emoryi subsp. variabilis B. C. Templeton 1930-5-19 1460 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  RSA611011  Sporobolus cryptandrus L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Mountain Brook Ranch 1159 Comment
  SEINET10927707  Sporobolus wrightii Adolph D. E. Elmer Elmer 3623 Los Angeles Lancaster. Comment
  SEINET4044589  Stachys ajugoides D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 167 Comment
  RSA446606  Stachys albens Thekla Mohr 1915-1 3256 Los Angeles North Fork, San Gabriel River. Comment
  UCR204564  Stachys albens R. G. Swinney 2005-8-5 8381 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UC306449  Stebbinsoseris heterocarpa S. B. Parish 1919-4-19 19256 Los Angeles near San Dimas (slopes of Lone Hill, Southern California); slopes of Lone Hill Comment
  RSA478176  Stellaria media F. R. Fosberg 1930-7-3 S- 3095 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR184116  Stellaria media A. C. Sanders, T. B. Salvato 2007-4-24 33500 Los Angeles Tehachapi Mountains, hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant 1082 Comment
  RSA478172  Stellaria media Samuel R. Tyson 1943-4-2 s.n. Los Angeles San Dimas Canyon 549 Comment
  UCR266787  Stephanomeria Mitch Provance, Scott Duff 2015-11-9 1115- 08 Los Angeles Antelope Valley, S side of Hwy 138, c. 4.7 miles W of Antelope Acres, SCE transmission route, c. 0.2 miles E of 140th St. W 790 Comment
  SBBG42292  Stephanomeria diegensis M. B. Dunkle 1939-4-3 7229 Los Angeles Chenetti Cyn Comment
  LA32085  Stephanomeria exigua subsp. coronaria Peter H. Raven; Henry J. Thompson 1959-9-27 14515 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  RSA95215  Stephanomeria exigua subsp. exigua F. W. Peirson 1923-8-31 4014 Los Angeles Blue Ridge, near Swartout Valley 2529 Comment
  CAS-BOT-BC322845  Stephanomeria pauciflora Joseph Andorfer Ewan 1936-8-2 9915 Los Angeles Mescal Creek, San Gabriel Mts. 1615 Comment
  RSA474230  Stephanomeria pauciflora F. R. Fosberg 1930-7-3 s 3106 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA670035  Stephanomeria virgata Joseph M. Keefe 2001-1-19 30908 Los Angeles Intersection of Upperton Avenue, Buena Vista Terrace and Nolden Strreet; pass in ridge between Eagle Rock Valley and York Valley (Highland Park); Los Angeles, California 90042. 256 Comment
  UC1394192  Stephanomeria virgata subsp. virgata L. D. Gottlieb 1966-8-13 66157 Los Angeles 1 mi s Crystal Lake (on Hwy 39) 1432 Comment
  UC213258  Stillingia linearifolia I. M. Johnston 1918-4-27 1865 Los Angeles Temescal Canyon 365 Comment
  SEINET256102  Stipa Mary E. Barkworth, LR Firestone 1982-8-26 4085 Los Angeles Angeles National Forest ; Campground on CA Hwy 2 2240 Comment