Search Results — 2000 specimen records retrieved (1557 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR190007  Abies concolor R. G. Swinney 1998-8-27 6823 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  UC912622  Abronia pogonantha Herbert L. Mason 1926-4-27 3055 Los Angeles 30 mi w Victorville; Mojave Desert Comment
  RSA460988  Abronia umbellata T. S. Clare 1929-02 s.n. Los Angeles El Segundo. Comment
  POM184073  Abronia umbellata subsp. umbellata P. A. Munz 1932-8-31 12814 Los Angeles Back beach, Playa del Rey. Comment
  OBI39745  Abronia villosa David J. Keil, V. L. Holland and Dirk R. Walters 1977-5-8 12324 Los Angeles Just outside of Saddleback Butte State Park Comment
  SEINET2042296 Image available Abronia villosa B. Pitzer 1998-5-12 3700 Los Angeles Western Mojave Desert; W side of 170 St East, 0.5 mi S of Avenue J (N5) and ca. 0.2 mi N of the west entrance to Saddleback Butte State Park. 890 Comment
  RSA0044668  Abronia villosa var. aurita George B. Grant 1901-1 8 Los Angeles Southern California to Utah. Comment
  POM49607  Acamptopappus sphaerocephalus var. hirtellus A. D. E. Elmer 1902-06 3621 Los Angeles Lancaster. Comment
  SBBG44368  Acamptopappus sphaerocephalus var. sphaerocephalus G. Sphon, D. Hearn 1956-5-30 10 Los Angeles Black Butte Comment
  UC1971177  Acanthoscyphus parishii Louis C. Wheeler 1964-11-6 8645 Los Angeles San Gabriel Mountains: Cortelyou Springs, Angeles Crest Highway at Crystal Lake turnoff Comment
  UC205353  Acer macrophyllum I. M. Johnston 1917-7-28 1568 Los Angeles San Antonio Canyon San Antonio Mountains, San Antonio Canyon 1600 Comment
  UC56273  Acer macrophyllum Harley P. Chandler 1897-4-12 Los Angeles Palmer's Canyon Claremong, Palmer's Canyon (Claremont, Damp Canyon) 731 Comment
  UCR276962  Acer macrophyllum R. G. Swinney 2010-6-8 13235 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, along Waterfall Trail in Los Pinetos Cyn., 0.4 to 0.6 miles south of Placerita Cyn. at Walker Campground, from waterfall to 0.2 miles downstream 671 Comment
  SD21279  Achillea millefolium Norman E. Bilderback 1938-4-14 Los Angeles Catalina Harbor Comment
  POM6429  Achillea millefolium var. californica L. T. Street, G. Williams 1919-4-12 2508 Los Angeles Hills near Puente. Comment
  UC1133067  Achnatherum coronatum Jerome S. Horton 1935-7-18 219 Los Angeles Big Dalton Canyon Dam Pomona Quadrangle Comment
  CAS-BOT-BC260440  Achnatherum hymenoides Ernest C. Twisselmann 1966-4-27 12106 Los Angeles Mojave Desert. Hi Vista 868 Comment
  RSA728293  Achnatherum hymenoides Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1958 Los Angeles Fort Tejon Road Comment
  SEINET11679295  Achnatherum hymenoides H. H. Heller 1937-1 411 Los Angeles 16 mi E of Lancaster on Victorville Road Comment
  RSA310136  Achnatherum occidentale subsp. californicum Wayne E. Sawyer 1981-7-24 112 Los Angeles Angeles National Forest; Crest Trail, 0.6 mi. W of Mt. Hawkins. 2546 Comment
  RSA729758  Achnatherum occidentale subsp. pubescens R. G. Swinney 1998-7-10 6407 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2 2250 Comment
  CHSC99675  Achnatherum speciosum LeRoy Gross 2005-5-3 2221 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 34.47336N, 117.86053W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. T4N, 5N $9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31. 1150 Comment
  RSA191169  Achnatherum speciosum R. F. Thorne, M. Z. Thorne 1967-7-19 37149 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  RSA228869  Achnatherum speciosum R. F. Thorne 1971-6-26 40631 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA91667  Achnatherum speciosum Joseph A. Ewan 1932-5-29 7197 Los Angeles Lower Arrastre Canyon 854 Comment
  SD92029  Acmispon argophyllus var. argenteus Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22676 Los Angeles San Clamente Island: East slope, Wilson's Cove. 49 Comment
  CAS-BOT-BC213460  Acmispon argophyllus var. argophyllus Henry J. Thompson 1959-5-24 2017 Los Angeles Saddle Peak Rd., 1.2 miles ENE of peak, Saddle Peak, Santa Monica Mountains 716 Comment
  SD240992  Acmispon maritimus R. G. Swinney 2009-3-31 10224 Los Angeles Transverse Range; San Gabriel Mountains: mouth of San Gabriel Canyon, 1.2 miles north of Foothill Blvd., Azusa/Duarte (Axusa 7.5'Q) 182 Comment
  SEINET3245643  Acmispon maritimus R. G. Swinney 2008-1 8573 Los Angeles San Gabiel Mtns.: San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn (Glendora 7.5') 354 Comment
  LA52407  Acmispon micranthus Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UC1971210  Acmispon nevadensis var. davidsonii Louis C. Wheeler 1970-7-25 Los Angeles SAN GABRIEL MOUNTAINS: Heliport 0.3 mile north of South Mt. Hawkins. Comment
  SBBG125212  Acmispon strigosus A. Parikh, N. Gale 2010-6-21 3356 Los Angeles Upper Shortcut Cyn, 0.4 km S of St Hwy 2, 0.8 km SE of intersection of St Hwy 2 and Upper Big Tujunga Cyn Rd, San Gabriel Mtns 1390 Comment
  CATA47  Acourtia microcephala USC Wrigley Interns: Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 27 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  CAS-BOT-BC95  Acrolasia davidsoniana LeRoy Abrams 1902-6-30 2580 Los Angeles Mt. Wilson Comment
  LA52120  Adenostoma fasciculatum Martha Hilend Kinsey; 1935-5-24 sn Los Angeles SANTA MONICA MOUNTAINS, Bel Air Estates. Comment
  RSA0084868  Adenostoma fasciculatum R. G. Swinney 2010-8-9 13471 Los Angeles Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport. 1037 Comment
  RSA390564  Adenostoma fasciculatum Anstruther Davidson 1889-1 s.n. Los Angeles Glendale. Comment
  SEINET187427  Adenostoma fasciculatum F. R. Fosberg 1931-10-4 S 4562 Los Angeles Avalon Canyon Santa Catalina Island. 180 Comment
  RSA390490  Adenostoma fasciculatum var. fasciculatum Jon Nickoloff 1973-5-2 730502 -3 Los Angeles on ridge 600' N. of Mt. Wilson trail, Sierra Madre; S facing ridge. 305 Comment
  RSA609269  Adenostoma fasciculatum var. fasciculatum Louis C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek, off West Fork San Gabriel River. 610 Comment
  CAS-BOT-BC139854  Adenostoma sparsifolium B. D. Stark 1932-11-20 4421 Los Angeles Lobo Canyon, Santa Monica Mts. (Lobo Canyon is a fork of Triunfo Canyon) 304 Comment
  UCR206149  Adiantum capillus-veneris R. G. Swinney 2008-5-30 8906 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
Read comments
Dec 3 2009
  LA94085  Adiantum jordanii Lawrence L. Kiefer; 1966-3-26 1774 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  RSA85007  Adiantum jordanii F. W. Peirson 1921-4-3 2393 Los Angeles Pacoima Canyon, W end of San Gabriel Mtns. 534 Comment
  SD112062  Adiantum jordanii Betsy Carpenter, Linda Allen 1975-3-20 Los Angeles Santa Catalina Island, mid-Avalon Canyon-Hour Trail Comment
  UCR137598  Adiantum jordanii R. G. Swinney 1989-5-8 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 457 Comment
  UCR23352  Adiantum jordanii John C. Roos 1942-4-18 1084 Los Angeles Transverse Range; San Gabriel Mtns., East Fork of Santa Anita Canyon Comment
  POM50242  Adiantum jordanii L. W. Nuttall 1920-5-7 s.n. Los Angeles Santa Catalina Island: open hillside below Chicken Johnny's. Comment
  UCR117118  Aeonium A. C. Sanders, D. Malueg 2001-5-17 24347 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 11 acre gas company property at SW corner of Jefferson Blvd. and Montebello Blvd., being decommissioned 122 Comment
  RSA774056  Ageratina adenophora R. G. Swinney 2009-6-12 11133 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  UCR4759  Ageratina adenophora R. Oshima 1963-1 s.n. Los Angeles San Gabriel Mtns., 4 mi. up Cloverleaf Canyon Dr. above Monrovia Comment
  CAS-BOT-BC295621  Agnorhiza ovata Robert F. Thorne 1969-7-2 38259 Los Angeles San Gabriel Mts., Angeles National Forest: at Upper Chilao Campground 1615 Comment
  POM6208  Agoseris grandiflora var. grandiflora Fred Cox 1916-4-15 s.n. Los Angeles Mts above Claremont. Johnson's Pasture. Comment
  RSA135193  Agoseris grandiflora var. grandiflora Peter H. Raven 1960-5-1 s.n. Los Angeles Santa Monica Mountains. Piuma road 2.3 miles east of Rambla Pacificica. 34deg.N 118deg. to 119deg. W. 487 Comment
  UCR129390  Agrostis alba I. M. Johnston 1917-8-23 1633 Los Angeles Transverse Ranges; San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 1524 Comment
  UCR271302  Agrostis exarata R. G. Swinney 2011-10-10 15724 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  UCR256139  Agrostis idahoensis R. G. Swinney 2010-10-13 14021 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  RSA647791  Agrostis pallens LeRoy Gross, Laura Moore 2000-6-5 227 Los Angeles Verdugo Mountains: La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. 579 Comment
  RSA6656  Agrostis stolonifera Theodore Payne 1933-08 s.n. Los Angeles Bel Air, Santa Monica Mountains. Comment
  CHSC100222  Agrostis viridis John Dittes; Josephine Guardino 2006-11-26 1436 Los Angeles Western Transverse Range; San Gabriel Mtns.; Big Tujunga Cyn; ca. 2.7 air-miles SE of Mt. McKinley, ca. 3.8 air-miles W of Big Tujunga Reservoir, ca. 3.6 air-miles NE of Mt. Gleason Jr. High School; moist sand at edge of Big Tujunga Creek near Delta Flat Picnic Area. 512 Comment
  RSA630743  Allium burlewii LeRoy Gross 1999-6-12 163 Los Angeles San Gabriel Mountains: Mt. Waterman. 2450 Comment
  RSA70455  Allium burlewii F. W. Peirson 1918-6-17 4 Los Angeles Summit of North Baldy, San Gabriel Mts. 2820 Comment
  UC1601925  Allium burlewii I. M. Johnston 1917-6-20 1490 Los Angeles Baldy Lookout of USFS San Antonio Mountains, Baldy Lookout of USFS 2133 Comment
  RSA649699  Allium fimbriatum Michael Horn 1991-5-7 30 Los Angeles Take dirt road 4N06 2.5 miles north of Hwy CN4 to reservoir. East 1/8 mile on unnamed dirt road to site 1463 Comment
  UCR98791  Allium fimbriatum var. fimbriatum Steve Boyd, Lauren Raz 1997-5-1 9689 Los Angeles Liebre Mtns region, Sierra Pelona ridgeline, W summit of Mt. McDill (transit site 'Mint') on the divide between Maple & Letteau canyons. 1573 Comment
  POM96042  Allium fimbriatum var. fimbriatum F. W. Peirson 1926-4-26 6661 Los Angeles 5 miles west of Rock Creek, Mohave Desert. Comment
  RSA70471  Allium lacunosum var. davisiae F. W. Peirson 1932-4-17 9851 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. 762 Comment
  JEPS519  Allium monticola Frank W. Peirson 1918-6-17 267 Los Angeles Head of Rock Cr, Rock Cr. 1981 Comment
Read comments
Oct 16 2006
  RSA729792  Allium monticola R. G. Swinney 1998-6-16 6978 Los Angeles San Gabriel Mtns.: ridge c. 400 m SE of summit of Lookout (Antonio) Mtn. 1854 Comment
Read comments
Nov 6 2012
  CATA3405  Allium praecox Julia A. Parish, Tobias Nickel 2017-3-21 018 Los Angeles Santa Catalina Island: Exclosure 4A adjacent the Trans Catalina Trail 473 Comment
  RSA410056  Allophyllum divaricatum Albert J. Perkins 1920-2-16 s.n. Los Angeles Glendora, Little Dalton Trail Comment
  RSA639184  Allophyllum glutinosum L. C. Wheeler 1967-5-15 9559 Los Angeles San Gabriel Mountains: Ridge east of Fremont Pass. 571 Comment
  UCR277152  Allophyllum glutinosum R. G. Swinney 2011-6-15 15199 Los Angeles San Gabriel Mountains, SW of Chilao Flat near south entrance at Angeles Crest Hwy, along Silver Moccosin Trail 1622 Comment
  RSA385637  Alopecurus geniculatus Harry H. Stone 1936-6-5 s.n. Los Angeles SW Los Angeles. Comment
  RSA127781  Amaranthus albus P. H. Raven, Henry J. Thompson 1959-6-4 s.n. Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  POM307078  Amaranthus albus Henry J. Ramsey, Henry J. Ramsey 1937-8-19 1928 Los Angeles Near Walnut, roadside. Comment
  RSA562691  Amaranthus albus D. Charlton, Lew Heide 1991-9-19 5614 Los Angeles Piute Ponds, freshwater marsh between Rosamond and Lancaster. 762 Comment
  RSA573476  Amaranthus albus T. S. Ross 1992-6-15 6564 Los Angeles Whitier Hills(local namefor the western extremity of the Puente Hills) Knoll at the head of the S fork of Sycamore Canyon. 372 Comment
  SBBG72674  Amaranthus blitoides R. Hoffmann 1927-6-11 Los Angeles near Castaic Comment
  LA210783  Amaranthus deflexus F. H. Lewis; 1939-9-24 1007 Los Angeles West Los Angeles Comment
  RSA653533  Ambrosia acanthicarpa LeRoy Gross, Valerie Soza, Neil Gilbert 2000-10-18 293 Los Angeles Verdugo Mountains: Hostetter Mountainway. 701 Comment
  RSA248858  Ambrosia chamissonis R. F. Thorne 1973-4-11 42876 Los Angeles San Clemente Island: dunes near Flasher, NW part of island. 3 Comment
  POM266299  Ambrosia psilostachya J. C. Roos 1942-9-28 1716 Los Angeles Beverly Blvd. Los Angeles Comment
  UC1349046  Ammannia robusta Robert F. Thorne 1966-9-16 36710 Los Angeles margin of reservoir at Hay Press (Santa Catalina Isl.); , Hay Press 411 Comment
  SFV18454  Amorpha californica var. californica I. P. Swift 2001-5-25 152 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area, Walker Ranch section. 564 Comment
  UC56593  Amorpha californica var. californica Ernest Braunton June 1902 424 Los Angeles Elysian Park Comment
  LA40186  Amsinckia menziesii A. M. Johnson; 1933-4-18 sn Los Angeles U.C.L.A. Botanical Garden Comment
  SD217240  Amsinckia spectabilis Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4311 Los Angeles San Clemente Island; east side of island, near Malo Point, first canyon south of Bryce Canyon. Comment
  SEINET6098508  Amsinckia tessellata Unknown 1997-3-21 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
Read comments
Oct 27 2015
  RSA0091456  Amsinckia tessellata var. tessellata L. C. Wheeler 1967-5-9 9401 Los Angeles Gleason Canyon, south of Aliso Canyon. 1006 Comment
  RSA717065  Amsinckia tessellata var. tessellata Andrea Edwards, Pam De Vries 2006-4-11 63 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA771587  Amsinckia vernicosa R. G. Swinney 2009-5-5 10651 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  RSA583064  Anagallis arvensis Tim S. Ross 1993-4-22 6901 Los Angeles Santa Catalina Island. SW part of the island in the vicinity of Cactus Peak (1560 ft.); 750m due N of Cactus Peak summit. Northerly slope draining to middle Bullrush Canyon. 320 Comment
  RSA545245  Anagallis arvensis D. Propst, M. Hoefs 1973-3-3 21 Los Angeles Santa Catalina Island: East Side of Mt. Black Jack 366 Comment
  IRVC28696  Anemopsis californica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25481 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  SFV799  Anemopsis californica R. L. Armacost 1933-7-4 8 Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  RSA0110772  Anemopsis californica Steven A. Junak, Mark L. Hoefs, Misty Gay 1997-6-6 SCa- 441 Los Angeles Santa Catalina Island. Along N side of creek between Upper and Lower Buffalo Springs Reservoirs, just downstream from dam at upper reservoir. 427 Comment
  RSA5879  Anemopsis californica C. B. Wolf 1932-9-16 4097 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  RSA771591  Antennaria dimorpha R. G. Swinney 2009-5-28 10976 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  RSA747735  Anthriscus caucalis Scott D. White, J. Wood, J. Miner 2009-5-12 12697 Los Angeles Millard Canyon; North of Altadena via Chaney Trail, in the vicinity of intersection with Echo Mountain Lowe Fire Road. 549 Comment
  RSA739613  Antirrhinum coulterianum John Dittes 2006-6-4 1395 Los Angeles Western Transverse Range, Simi Hills, N of Santa Susana Road, 2.4 air miles NW of Chatsworth High School, 1.1 air miles W of Topanga Blvd, 0.7 air mile ENE of Santa Susana Pass. 404 Comment
  UCR209222  Antirrhinum coulterianum R. G. Swinney 1969-6-7 542 Los Angeles San Gabriel Mtns., Glendora, 0.6 mi. north of Sierra Madre Ave. north of the end of Pennsylvania Ave. 351 Comment
  POM99735  Antirrhinum coulterianum F. W. Peirson 188 Los Angeles Foothills east of Rubio C. San Gabriel Mts. Comment
  RSA425825  Antirrhinum kelloggii Bonnie C. Templeton 1939-4-26 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA425829B  Antirrhinum kelloggii Albert J. Perkins 1920-2-16 s.n. Los Angeles Glendora, Little Dalton Trail Comment
  RSA615863  Antirrhinum multiflorum Scott D. White 1995-10-19 3698 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  SBBG83200  Antirrhinum multiflorum M. N. Ackley 1927-6-5 1014 Los Angeles trail to Switzerland Comment
  POM354879  Antirrhinum nuttallianum subsp. subsessile M. B. Dunkle 1929-4-7 2093 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA151016  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven 1962-3-27 1699 -B Los Angeles Palos Verdes Hills along Palos Verdes Drive 1.4 miles east to Portugese Bend. Comment
  LA200140  Apiastrum angustifolium O. H. Kappler; 1944-4-30 596 Los Angeles Santa Monica Mountains, Escondido Canyon, at top of canyon 457 Comment
  SEINET1004526  Apiastrum angustifolium A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-1 26123 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
  RSA0030705  Apiastrum angustifolium Louis Greata 1901-05 1931 Los Angeles Near Eaton Canyon. Comment
  RSA0042674  Apiastrum angustifolium Laura Moore, Jean Moore 1999-4-10 022 Los Angeles Pitzer College, Claremont: Northwest section of Outback, approximately 5 yards from western boundary with Harvey Mudd Soccer Field. 350 Comment
  CDA5332  Apium graveolens T. C. Fuller 1961-5-11 7264 Los Angeles Northeast of Lemon Avenue & Vejar Road, Walnut. 0 Comment
  RSA729424  Aquilegia formosa R. G. Swinney 1998-7-14 6429 Los Angeles Columbine Spring, north slope of Pine Mountain Ridge and flowing into Prairie Fork, 0.3 mi. south of Camp Lupine. Spring and meadow surrounded by montane coniferous forest; area burned in summer 1997. 2195 Comment
  RSA0126236  Arabis glabra var. glabra Donald R. Bissing 1973-6-2 150 Los Angeles Evey Canyon, 0.5 mile from canyon mouth 744 Comment
  UCR147293  Arabis sparsiflora var. sparsiflora Orlando Mistretta, Peter L. Morrell 1992-6-4 508 Los Angeles Transverse Ranges; San Gabriel Mountains region, Shortcut Canyon, OVH area. Arroyo District, paralleling Big Tujunga 1463 Comment
  UCR218968  Araujia sericifera Lorraine Weller 2009-6-29 062909- 03 Los Angeles Bougainvillea Community Garden, across from 2000 102nd St. (between 102 & 103rd), Watts, Los Angeles 33 Comment
  CAS-BOT-BC102202  Arctium lappa John Thomas Howell 1927-6-30 2634 Los Angeles Sandy hills at eastern city limit of Long Beach 30 Comment
  RSA575507  Arctostaphylos R. G. Swinney 1993-7-21 2520 Los Angeles San Sevaine Flats, ca. 300m W of San Sevaine well, 8.2 miles NW of Lytle Creek Road. 1695 Comment
Read comments
Aug 4 2019
  CAS-BOT-BC23861  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Catalina Island, canyon above Whites Landing 457 Comment
  RSA626719  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1993-11-15 25164 Los Angeles Shortcut, Angeles Crest Hwy. 1430 Comment
  RSA604704  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1936-6-19 4156 Los Angeles Tanbark Flats, San Dimas Canyon. 793 Comment
  RSA721289  Arctostaphylos glandulosa subsp. mollis R. G. Swinney 1998-3-14 5905 Los Angeles Potato Mtn. NW of Upland 1043 Comment
  RSA0091353  Arctostaphylos glauca R. G. Swinney 2011-6-15 15165 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA634364  Arctostaphylos parryana subsp. parryana Jon E. Keeley, Allen Massihi 1992-8-21 20617 Los Angeles Angeles Crest Highway, 1.7 km north of Sulphur Springs Road, San Gabriel Mountains. 1890 Comment
  RSA634714  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15046 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  RSA634886  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20446 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634913  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22060 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635073  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20378 Los Angeles Road to Mt. Gleason, 13.7 km west of Mill Creek Summit, San Gabriel Mtns. 1805 Comment
  RSA635122  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20310 Los Angeles Road to Mt. Gleason, 3.7 km west of Mill Creek Summit, San Gabriel Mtns. 1665 Comment
  RSA635149  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22032 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA635272  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20628 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA639163  Arctostaphylos patula Valerie L. Soza, LeRoy Gross 1999-9-14 645 Los Angeles San Gabriel Mountains: Kratka Ridge, Upper Little Rock Creek-Williamson Rock climbing area. 2012 Comment
  UCR23172  Arctostaphylos patula Polly Schiffman 1981-5-23 027 Los Angeles San Gabriel Mtns., Angeles National Forest, Charlton Flat, 35 mi north of La Canada-Flintridge on Angeles Crest Hwy, next to water tank beside the hwy 1829 Comment
  RSA660637  Arctotheca calendula Joan del Pino 1981-5-29 31 Los Angeles Galster Park entrance, W. Covina. Comment
  IRVC26953  Argemone munita Mark A. Elvin, Kim Marsden, Cathleen Weigand 2003-8-15 3006 Los Angeles Newhall Ranch, mouth of Castaic Creek, S of SR 126 Santa Clarita Valley 290 Comment
  SBBG2314  Argemone munita H. and M. Dearing 1940-4-29 4238 Los Angeles Mint Cyn Comment
  RSA661184  Aristida purpurea var. parishii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 400 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  RSA602971  Artemisia californica L. C. Wheeler 1973-1-13 12809 Los Angeles San Gabriel Mountains: Little Tujunga, near Cottonwood Glen. 412 Comment
  SBBG109148  Artemisia californica S. A. Junak 1997-10-20 SCl 968 Los Angeles coastal slopes just S of southernmost cyn in Bryce Cyn complex Comment
  SD217209  Artemisia californica Steve Boyd, Tim Ross & Laurel Arnseth 1990-4-8 4420 Los Angeles San Clemente Island, east side of island; Bryce Canyon near Malo Point Comment
  SEINET6775386 Image available Artemisia douglasiana G. B. Grant 1904-1 68 a Los Angeles Pasadena Comment
  UC29701  Artemisia douglasiana J. H. Barber 1897-9-3 280 Los Angeles Santa Monica Exp't Station Comment
  UCR258829  Artemisia douglasiana R. G. Swinney 2010-4-23 12343 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  SBBG43848  Artemisia nesiotica M. R. Benedict 1971-6-25 Los Angeles immediately E of trap-shooting range, about 0.5 mi S of Wilson Cove Comment
  UC284781  Artemisia nesiotica P. A. Munz 1923-4-9 6615 Los Angeles San Clemente Island Comment
  CLARK-A1528-1599  Artemisia tridentata subsp. parishii John C. Roos 1942-10-31 2580 Los Angeles Placerita Canyon Comment
  SBBG62479  Artemisia tridentata subsp. parishii Miss Weld 1931-11-15 Los Angeles Lancaster Comment
  RSA599736  Arundo donax L. C. Wheeler 1967-11-24 s.n. Los Angeles San Gabriel Mountains: Millard Canyon at Canyon Crest Road. 412 Comment
  SEINET12283157  Asclepias californica E. A. Purer 1935-1 Los Angeles Hillside, Malibou Road, Santa Monica Mts Comment
  UCR223153  Asclepias eriocarpa R. G. Swinney 2009-7-22 11337 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  UCSB22084  Asclepias erosa Taylor, D. 1966-5-13 Los Angeles On Highwya 6, 6 miles from its junction with road to Mint Canyon campground 883 Comment
  CATA128  Asclepias fascicularis Peter Henrikson 1987-5-18 97 Los Angeles Santa Catalina Island: Above Parsons' Landing 76 Comment
  UCR100426  Asclepias fascicularis Scott D. White 1997-11-5 6015 Los Angeles Malibu Coast, Mouth of Trancas Canyon, north of Pacific Coast Hwy (= Calif. Hwy 1) 8 Comment
  UCR180336  Asclepias fascicularis Scott D. White, Andrea Warniment 2006-7-7 11620 Los Angeles SE Tehachapi Mtns, Gorman area, Gorman Creek NE of the I-5 Freeway 1098 Comment
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Mar 8 2008
  RSA629703  Asclepias fascicularis L. C. Wheeler 1967-7-6 9928 Los Angeles San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  SFV2804  Asclepias fascicularis L. Imamura 1958-8-5 s. n. Los Angeles San Fernando Valley Canoga Park, south of Van Owen Street and west of Independence Ave. 305 Comment
  UCR94470  Asclepias vestita Orlando Mistretta, C. Mistretta 1995-5-2 1666 Los Angeles San Gabriel Mtns., Carr Canyon 1082 Comment
  RSA640650  Asphodelus fistulosus Steven A. Junak 1996-5-17 483 -A Los Angeles San Clemente Island: NE portion of island, E of SE end of airfield runways, just N of upper portion of road to Dolphin Bay. 49 Comment
  CAS-BOT-BC68898  Aspidotis californica George B. Grant 1901-1-1 248 Los Angeles From Santa Monica Range Comment
  UCR146696  Aster greatae Scott D. White 2004-8-20 10741 Los Angeles San Gabriel Mountains, Upper Big Tujunga Canyon. South of Upper Big Tujunga Cyn. Rd., c. 4 air mi NW of jtn w/ Angeles Crest Hwy, and 3/4 miles west of Wildcat Gulch 1006 Comment
  RSA90182  Astragalus bicristatus F. W. Peirson 1922-7-6 3198 Los Angeles Big Pines, Swartout Valley Comment
  SD234386  Astragalus didymocarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26134 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. 487 Comment
  UCD104718  Astragalus didymocarpus A. C. Sanders; Mark A. Elvin, et al. 2003-4-14 25970 Los Angeles NE end of Santa Susana Mtns. Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  CAS-BOT-BC182852  Astragalus douglasii L. R. Abrams 1927-4-30 11726 Los Angeles Head of Antelope Valley Comment
  RSA0073276  Astragalus douglasii Bonnie C. Templeton 1932-5-31 4845 Los Angeles Big Pines Camp, Angeles Natl. Forest. Comment
  RSA110308  Astragalus douglasii H. D. Ripley, R. C. Barneby 1944-5-16 5857 Los Angeles Summit of Mint Canon, s. of Harold. 991 Comment
  CAS-BOT-BC182945  Astragalus filipes Ernest C. Twisselmann 1964-6-10 9624 Los Angeles Old Highway 101, 0.5 mile northwest of Gorman 1188 Comment
  POM6812  Astragalus gambelianus L. T. Street, G. Williams 1919-4-12 2495 Los Angeles Hills near Puente. Comment
  UCR109028  Astragalus gambelianus L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mtns., Wildwood Ranch, Shuler Canyon 412 Comment
  UCR62240  Astragalus gambelianus S. J. Myers 1990-4-3 s.n. Los Angeles Powder Canyon, in the City of La Habra Heights 245 Comment
  UCR215346  Astragalus lentiginosus var. variabilis Michael Honer, Crissy Slaughter, Julie Love 2009-5-1 3299 Los Angeles Western Mojave Desert, Antelope Valley; along 170th St. West, c. 5 mi. north of Hwy 138 820 Comment
  UCR68931  Astragalus miguelensis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4208 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA598528  Astragalus nevinii J. P. Rebman, Jonathan Dunn 1996-4-29 3113 Los Angeles San Clemente Island: Eel Cove and Eel Cove Canyon on west side of island. 15 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-BC193084  Astragalus pycnostachyus var. lanosissimus S. B. Parish; W. F. Parish 1881-10-1 1117 Los Angeles Ballona Rch. Comment
  LA82134  Astragalus trichopodus var. lonchus O. H. Kappler; 1941-3-12 710 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, Topanga Canyon State Park, 2.75 mi up Topanga Canyon Blvd. 152 Comment
  SBBG13721  Astragalus trichopodus var. lonchus P. H. Raven 1962-5-20 17782 Los Angeles Airport Rd on main ridge about 0.5 mi W of Middle Ranch turn-off Comment
  CAS-BOT-BC194049  Astragalus trichopodus var. lonchus Reid Moran 1941-2-23 603 Los Angeles Northwest of Wilson's Harbor, Santa Catalina Island Comment
  RSA415731  Astragalus trichopodus var. lonchus M. B. Dunkle 1933-4-19 3328 Los Angeles Palos Verde Hills. Comment
  SD52984  Astragalus trichopodus var. lonchus Peter H. Raven 1962-5-20 17794 Los Angeles Santa Catalina Island, Middle Canyon 2.9 miles above the Ranch 244 Comment
  SFV1783  Astragalus trichopodus var. lonchus C. Gasser s. n. Los Angeles Santa Monica Mountains 0.5 miles from Highway 101 on Malibu Canyon Road, on the mountain side. 366 Comment
  RSA9636  Astragalus trichopodus var. phoxus L. C. Wheeler 1931-11-11 345 Los Angeles Garapito Creek, Santa Monica Mtns. 518 Comment
  RSA751519  Atriplex amnicola Carl Wishner, A. Gale 2005-8-12 1 -36 Los Angeles LAX: Santa Monica Mountains, Malibu Lagoon State Beach. 3 Comment
  RSA279135  Atriplex californica R. F. Thorne 1974-9-13 45088 Los Angeles Santa Catalina Island: Inside Ballast Point, Catalina Harbor. 2 Comment
  RSA452398  Atriplex californica G. J. Hoffenberg 1928-7-24 s.n. Los Angeles Del Rey Palisades Comment
  RSA557841  Atriplex canescens subsp. canescens D. Charlton 1989-4-21 2888 Los Angeles B St. from 120th to 140th, Southern Border of Base. 701 Comment
  CAS-BOT-BC168282  Atriplex canescens var. canescens A. D. E. Elmer 1902-6-1 3647 Los Angeles Lancaster Comment
  UCR277718  Atriplex coronata var. coronata Mitch Provance 2010-5-3 510- 12 Los Angeles Westernmost Mojave Desert, Western Antelope Valley, along Lancaster Rd. (= Hwy 138), near entrance to cement plant, c. 0.6 mi. east of intersection of Lancaster Rd. and County Route N2 1021 Comment
  RSA155907  Atriplex coulteri P. H. Raven 1962-5-8 17633 Los Angeles Near western shore of island, opposite Wilson Cove, San Clemente Island 46 Comment
  CDA5355  Atriplex halimus R. E. Riefner Jr. 2007-9-23 07 -401 Los Angeles Palos Verdes Peninsula, vicinity of Via Coronel Road and Via Olivera Road. Comment
  SD90538  Atriplex lentiformis subsp. breweri Robert F. Thorne 1973-4-12 42936 Los Angeles San Clemente Island, Pyramid Cove at south end of island; small point between Triton and Thresher. Comment
  UCR187355  Atriplex lentiformis subsp. lentiformis R. E. Riefner Jr. 2006-7-29 06- 328 Los Angeles South Coast, Torrance, Victoria Park, Dominguez Channel, vicinity of Del Amo Blvd. and Carson Plaza Dr 9 Comment
  POM156345  Atriplex leucophylla L. R. Abrams 1902-6-9 2491 Los Angeles Playa Del Rey Comment
  CAS-BOT-BC180940  Atriplex nummularia Louis C. Wheeler 1933-4-27 1657 Los Angeles Playa del Rey 7 Comment
  LA210081  Atriplex nummularia Carl B. Wolf; 1930-12-23 1822 Los Angeles Playa del Rey 30 Comment
  SBBG72568  Atriplex polycarpa R. Hoffmann 1927-8-31 Los Angeles 2 mi W of Acton Comment
  POM155783  Atriplex semibaccata M. B. Dunkle 1928-10-7 2000 Los Angeles Middle Ranch, Santa Catalina Island. 152 Comment
  UC284147  Atriplex semibaccata P. A. Munz 1923-4-12 6783 Los Angeles Wilson's Cove San Clemente Island, Wilson's Cove (bluffs) Comment
  UC54950  Atriplex semibaccata H. P. Chandler 1902-9-9 2020 Los Angeles roadside near Ballona Lagoon; near Ballona Lagoon Comment
  CAS-BOT-BC176739  Atriplex serenana var. serenana Alice Eastwood 1908-9-1 77 Los Angeles Bimini Baths Comment
  UCR125267  Atriplex suberecta A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25511 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, central Potrero Canyon, dry side canyon near its mouth on north side of road, oil production area 366 Comment
  UCR246456  Atriplex suberecta R. E. Riefner Jr. 2008-7-28 08- 254 Los Angeles South Coast, Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, vicinity of Vermont Ave and Normande Ave 1 Comment
  SD69366  Atriplex watsonii Robert F. Thorne, P. Everett 1965-5-11 34546 Los Angeles Santa Catalina Island, north of Catalina Harbor Comment
  RSA453977  Atriplex watsonii M. B. Dunkle 1939-4-5 7274 Los Angeles San Clemente Island: China Point, Pyramid Cove. Comment
  UC71000  Avena barbata Joseph Burtt Davy 1902-3-22 Los Angeles Claremont Comment
  UCR220219  Avena fatua R. G. Swinney 2009-4-7 10287 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA463069  Avena sativa Lyman Benson 1939-4-14 9337 Los Angeles Hermosa Beach. 15 Comment
  SEINET11261323  Baccharis glutinosa Lewis S. Rose 1966-12-18 66113 Los Angeles Franklin Canyon, Santa Monica Mountains.; 0 335 Comment
  RSA0008313  Baccharis malibuensis Carl Wishner 2000-10-13 3950 Los Angeles Santa Monica Mountains, Solstice Canyon [Park], south of the creek from picnic area / parking lot. 58 Comment
  UCR198328  Baccharis salicifolia Gary Kovnat, LeRoy Gross 2003-1-19 04 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace east meadow gully Comment
  UCR205526  Baccharis salicifolia A. C. Sanders, T. B. Salvato 2009-5-19 36811 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  UCD129477  Baccharis salicifolia subsp. salicifolia Antonio F. Machado; Lisa Seemann 1993-3-5 21 -b Los Angeles Santa Susana Mtns., southwest side of Stony Point at the jcn. Of Santa Susana Pass and Topanga Canyon. Highway. 400 Comment
  RSA600772  Baccharis viminea L. C. Wheeler 1962-6-30 8160 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  SEINET12003916  Batis maritima C. G. Pringle 1882-1 s.n. Los Angeles Comment
  SEINET6329477 Image available Beloperone californica T. C. Arambula 1966-1 93 Los Angeles Claremont, Rancho Santa Ana Botanic Garden Comment
  LA204055  Berberis nevinii C. Dorland; 1932-5-12 sn Los Angeles San Fernando Comment
  RSA435917  Berberis nevinii Fordyce Grinnell Jr. 1910-04 1824 Los Angeles San Fernando Valley Comment
  RSA438417  Bergerocactus emoryi M. B. Dunkle 1939-4-2 7218 Los Angeles San Clemente Island. Pyramid Cove. Comment
  SDSU1340  Bergerocactus emoryi R. M. Beauchamp 1967-3-19 308 Los Angeles On rim of canyon south of Wilson Cove Pier. San Clemente Island. Comment
  UCR132312  Bidens pilosa John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  UCR210486  Bidens pilosa R. G. Swinney 2008-11-30 9865 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  JEPS5908  Bloomeria crocea Frank Peirson 1918-6-28 6 Los Angeles foothills e. of Rubio Canyon; base s. of San Gabriel Mts. Comment
  RSA652074  Bloomeria crocea Frank Sparks 1948-4-19 sn Los Angeles Collected on side of foothills north of the San Fernando Valley. 914 Comment
  RSA367445  Bloomeria crocea var. crocea Albert J. Perkins 1916-5-3 s.n. Los Angeles Lower end of Mt. Wilson Trail Comment
  CAS-BOT-BC15863  Boechera arcuata John Thomas Howell 1930-5-18 5171 Los Angeles San Gabriel Mountains. Pacoima Canyon. Comment
  UC402650  Boechera arcuata unknown 1904-4-4 53 a5633 Los Angeles Garvanza Comment
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Jan 11 2015
  RSA0128794  Boechera californica Percy C. Everett, E. K. Balls 1958-4-25 22955 Los Angeles San Antonio Dam, 4 miles N of Claremont Comment
  CAS-BOT-BC25678  Boechera sparsiflora Frank W. Peirson 1919-6-14 662 Los Angeles San Gabriel Mountains. Rocky Creek. 1706 Comment
  UCR271613  Boechera sparsiflora R. G. Swinney 2011-5-31 14917 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  CAS-BOT-BC75496  Bolboschoenus maritimus subsp. paludosus Timothy S. Ross; Steve Boyd 1994-9-21 8333 Los Angeles Liebre Mountains. Cow Spring Pond. Sag pond on the San Andreas Fault Zone at the north foot of Liebre Mountains. 1155 Comment
  SEINET3915184  Bolboschoenus maritimus subsp. paludosus Timothy S. Ross, Steve Boyd 1994-9-21 8333 Los Angeles Liebre Mountains. 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  CHSC95871  Bowlesia incana LeRoy Gross 2001-5-6 385 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Along trail that comes up from Morning Glow Way off of La Tuna Canyon Rd. city of Sun Valley. Comment
  SBBG47533  Bowlesia incana M. B. Dunkle 1949-9-23 2085 Los Angeles White's Landing Comment
  SBBG97003  Bowlesia incana S. Boyd with T. Ross, L. Arnseth 1990-4-8 4371 Los Angeles near Malo Pt, third cyn S of Bryce Cyn Comment
  UCR139148  Boykinia rotundifolia L. C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mtns, [Pigeon Ridge] west of heliport 1585 Comment
  UCR108390  Brassica geniculata L. C. Wheeler 1961-6-13 7884 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCR147037  Brassica geniculata L. C. Wheeler 1967-5-29 9765 Los Angeles San Gabriel Mtns, San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat Canyon 884 Comment
  UCR258842  Brassica geniculata R. G. Swinney 2010-3-22 12038 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA736299  Brassica juncea Scott D. White, Justin Wood 2008-3-27 11787 Los Angeles San Gabriel Mountain foothills, city of Glendora at Brodiaea filifolia location at the end of N Loraine Ave. 473 Comment
  UCR127203  Brassica nigra A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26264 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, near Angeles National Forest boundary, c. 0.6 mi. due west of confluence of Bitter and Charlie Canyons 442 Comment
  RSA599349  Brassica nigra L. C. Wheeler 1968-3-17 s.n. Los Angeles Morgan Canyon at Ferguson Motorway 488 Comment
  UCR206528  Brassica rapa A. C. Sanders, T. B. Salvato 2009-5-20 36855 Los Angeles San Gabriel Valley, Rio Hondo at Rancho Lujan, between Montebello and South El Monte, east side of San Gabriel Blvd., SE of Darlington St. intersection 73 Comment
  RSA356051  Brassica rapa R. F. Thorne 1973-3-26 42719 Los Angeles Webb Canyon, N of Claremont 365 Comment
  SEINET10858337 Image available Brassica rapa Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2577 Los Angeles City of San Gabriel. Hawaii Supermarket, 120 E. Valley. Comment
  UC472354  Brickellia californica D. L. Crawford 1915-10-27 507 Los Angeles mts. near Claremont Comment
  UCR205263  Brickellia desertorum R. G. Swinney 2005-8-17 8502 Los Angeles San Gabriel Mountains, Valyermo, Devil's Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1524 Comment
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Dec 21 2018
  UCR201828  Brickellia nevinii Scott D. White, Justin M. Wood 2008-10-7 12556 Los Angeles San Gabriel Mountains, west fork of the San Gabriel River, between Bear Creek and Rincon Red Box Road 220 Comment
  SEINET11861394  Brickellia nevinii J. F. Bright, Wyman, C. 1931-8-15 5687 Los Angeles around Hollywood Comment
  UC589649  Bromus arizonicus Nell Murbarger 1936-3-1 56 Los Angeles San Clemente Island Comment
  UC619742  Bromus arizonicus W. R. Dudley and F. H. Lamb 1896-6-8 4400 Los Angeles Liebre Mountains Comment
  RSA0071931  Bromus berteroanus LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7005 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
  POM308936  Bromus carinatus var. carinatus Kay H. Beach 1943-7-30 704 Los Angeles Monroe Canyon bottom station no. 13, San Dimas Experimental Forest. U.S. Forest Dept. Comment
  RSA574275  Bromus carinatus var. carinatus Timothy S. Ross, Walter Appleby 1993-5-19 7173 Los Angeles Western San Gabriel Mountains: Long SSE-trending ridge S of Wilson Canyon Saddle. 948 Comment
  CATA1510  Bromus catharticus Mark L. Hoefs, Steven A. Junak 1996-7-9 2723 Los Angeles Santa Catalina Island: By bunkhouse at Middle Ranch, Middle Canyon 207 Comment
  CATA1439  Bromus diandrus Mark L. Hoefs, Robert F. Thorne 1996-4-6 2602 Los Angeles Santa Catalina Island: Pebbly Beach 6 Comment
  RSA718059  Bromus diandrus R. G. Swinney 1997-8-19 5816 Los Angeles Antonio Peak (=Lookout Mtn.), ridge E of Cattle Canyon and W of the west fork of Bear Canyon. 2077 Comment
  UCR206414  Bromus diandrus R. G. Swinney 2008-6-9 8958 Los Angeles San Gabriel Mtns., Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  IRVC26306  Bromus grandis Mark A. Elvin, Cathleen Weigand 2003-5-22 2908 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  SEINET251652 Image available Bromus grandis A. C. Sanders, Mark a. Elvin 2003-6-18 26960 Los Angeles Santa Susana Mountains, Western Transverse Range: private dirt road along crest of range, above Salt Cnyon (Semi Valley East 7.5 Q.: 975 Comment
  CAS-BOT-BC155524  Bromus hallii John Thomas Howell 1947-7-18 23389 Los Angeles San Gabriel Mountains. Blue Ridge. 2590 Comment
  RSA585531  Bromus hordeaceus Timothy S. Ross 1992-4-21 6223 Los Angeles San Gabriel Mountains, Glendora Ridge Road: north margin of road pull-out ca 215 meters NW of Horse Canyon Saddle 1024 Comment
  RSA658487  Bromus hordeaceus Paul Neipp 1994-5-19 29 Los Angeles directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  LA13773  Bromus hordeaceus W. O. Griesel; 1936-4-9 sn Los Angeles SANTA MONICA MOUNTAINS, junction of Decker Road with Mulholland Hwy. Comment
  LA33366  Bromus hordeaceus Peter H. Raven; Henry J. Thompson 1959-5-5 14108 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 274 Comment
  RSA535303  Bromus hordeaceus subsp. molliformis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5323 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  UCSB373  Bromus inermis subsp. pumpellianus K. H. B. 1943-6-14 1852 Los Angeles collected along Garbage Pit Road S of Dry Lake in the Parking Place for gage 1, at Tankbark Flat of San Dimas Experimental Forest in the San Gabriel Mountains Garbage Pit Road, Dry Lake, and San Dimas Experimental Fores 822 Comment
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Apr 29 2015
  SBBG131576  Bromus madritensis S. A. Junak 2000-4-15 SCa 1214 Los Angeles ridgeline between 2 cyns (one on E side of rd, one on W side), 0.4 mi from Divide Rd, location of bird transect #1 457 Comment
  LA13828  Bromus madritensis subsp. rubens Carl Epling; 1925-4-28 6767 Los Angeles Santa Monica Mountains, Griffith Park Comment
  SDSU959  Bromus madritensis subsp. rubens R. M. Beauchamp 1967-3-17 236 Los Angeles On Slope east of Wilson Cove. San Clemente Island, Calif. Comment
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May 16 2008
  LA104202  Bromus pseudolaevipes Barry A. Prigge; 1985-6-14 6420 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  RSA591597  Bromus rubens C. Epling 1931-04 s.n. Los Angeles Santa Monica Mountains. Los Alisos Canyon. Comment
  SBBG44381  Bromus rubens G. Sphon, D. Hearn -May-1956 23 Los Angeles Black Butte Comment
  UCR191718  Bromus rubens A. C. Sanders 2008-4-11 34869 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School 945 Comment
  RSA0019961  Bromus tectorum Kelly Middleton, David Middleton 1988-5-8 19 Los Angeles Glendora Ridge Road, 6.6 miles west of Mt. Baldy Road intersection 1220 Comment
  RSA0116265  Calandrinia ciliata A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31952 Los Angeles Tehachapi Mtns. Foothills: south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  UC851918  Calandrinia ciliata Louis C. Wheeler 1932-3-12 486 Los Angeles La Verne 304 Comment
  UCR204888  Calandrinia ciliata R. G. Swinney 2008-3-31 8588 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  CLARK-A1528-769  Calandrinia ciliata var. menziesii Fred B. Essig 1967-4-21 Los Angeles Santa Monica Mountains Comment
  RSA13892  Callitriche marginata L. C. Wheeler 1934-3-6 2397 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  JEPS104750  Calochortus John L. Morrison 1937-6-17 2510 Los Angeles North Fork of the San Gabriel River, 1/4 mi above West Fork Highway Maintenence Station along the W side of the road Comment
  LA22304  Calochortus albus Flora Murray Scott; May 1926 sn Los Angeles Santa Monica Mountains, Malibu Ranch Comment
  UCD139487  Calochortus catalinae Michael Alvord; Curtis Schway 1993-4-14 24 Los Angeles Santa Monica Mountains, Topanga State Park, upper parking lot, Musch Tral. 0.5 mile northeast side of trail. 600 Comment
  UCD139491  Calochortus catalinae Louis C. Wheeler 1934-4-6 2507 Los Angeles near mouth of San Dimas Canyon, San Gabriel Mountains. 441 Comment
  POM183610  Calochortus catalinae Joseph A. Ewan 1929-5-25 3485 Los Angeles Above Providencio Rancho, Santa Monica Mountains. Comment
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May 9 2014
  CAS-BOT-BC132336  Calochortus clavatus Tim Ross; Steve Boyd 1993-5-23 7249 a Los Angeles Lower, easterly ridge of Red Mtn, ca 700-840 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  RSA735588  Calochortus clavatus var. gracilis A. Edwards, A. Rudalevige 2008-4-28 122 Los Angeles Transverse Ranges, Liebre Mtns region, alt UTM Zone 11, 354387E, 3817236N near Center of site 335 Comment
  SBBG121996  Calochortus clavatus var. gracilis A. Parikh, N. Gale 2005-4-16 767 Los Angeles N of Santa Clara River, 0.8 km S of intersection of Hasley Cyn Rd and Del Valle Rd 418 Comment
  RSA587122  Calochortus invenustus Orlando Mistretta, Steve Boyd 1995-5-23 1729 Los Angeles Bare Mountain Canyon, Slopes on E side of main drainage 1357 Comment
  RSA369034  Calochortus plummerae M. B. Dunkle 1933-7-11 3636 Los Angeles Upper San Gabriel Canyon, above dams; Cold Brook Camp. Comment
  RSA628580  Calochortus plummerae Louis C. Wheeler 1967-7-18 10099 Los Angeles San Gabriel Mountains, Angeles National Forest: Vicinity of Yerba Buena Spring, Gold Creek off Little Tujunga. Comment
  RSA752581  Calochortus plummerae Justin M. Wood 2009-6-8 861 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  CAS-BOT-BC132519  Calochortus striatus James L. Reveal 1988-5-17 6796 Los Angeles Antelope Valley, along G Street 0.2 mile east of G Street on the south side of the highway and General W.J. Fox Airport, about 5.5 air miles west-northwest of Lancaster 731 Comment
  SBBG69698  Calyptridium monandrum R. Hoffmann 1931-5-2 Los Angeles Piru Crk, 5 mi above Piru Comment
  SBBG118695  Calystegia O. Mistretta 1992-8-20 774 Los Angeles Mt Gleason, Tujunga Ranger District 1798 Comment
  RSA584971  Calystegia longipes T. S. Ross 1990-6-1 2757 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  SBBG58103  Calystegia macrostegia R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  UCR162590  Calystegia macrostegia Anuja Parikh, Nathan Gale 2004-7-12 2085 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 22), ridges south of upper Potrero Canyon 427 Comment
  OBI35684  Calystegia macrostegia subsp. cyclostegia Rebecca Cicoria 1982-4-25 40 Los Angeles Palos Verdes Peninsula: Lower Sepulveda Canyon, along Sis' Trl, rolling hills Comment
  RSA659858  Calystegia macrostegia subsp. intermedia Orlando Mistretta 1992-8-17 752 Los Angeles Haines Canyon Trail, Tujunga Ranger District. Comment
  CAS-BOT-BC224754  Calystegia malacophylla subsp. pedicellata Timothy S. Ross; Victor W Steinmann 1995-5-8 8545 Los Angeles Liebre Mountains. Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir 926 Comment
  RSA756011  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-4-30 2579 Los Angeles Southern California Edison transmission line corridor (Segement 5, structure 19 per TRTP survey, 2008), in the vicinity of Ritter Ridge, S side of Antelope Valley. 1034 Comment
  UCR230258  Camissonia Dan S. Cooper 2011-4-20 411- 14 B Los Angeles South Coast, El Segundo Dunes, along powerline right-of-way just east of Hyperion Treatment Plant 27 Comment
  RSA720436  Camissonia bistorta Naomi S. Fraga, Anh Nguyen 2006-6-5 1691 Los Angeles Along Knapp Ranch Road near Knapp ranch. 1098 Comment
  UCR205725  Camissonia bistorta A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37008 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
  RSA746413  Camissonia boothii R. G. Swinney 2008-5-12 8828 Los Angeles east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  RSA465990  Camissonia boothii subsp. desertorum Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  RSA136642  Camissonia claviformis subsp. claviformis Peter H. Raven 1958-3-23 11958 Los Angeles Big Rock Creek: road above creek 4.3 miles S of Pearlblossom. Comment
  RSA755927  Camissonia graciliflora Orlando Mistretta, Christine Mistretta 2008-4-10 2410 a Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct. (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  RSA187456  Camissonia guadalupensis subsp. clementina Peter H. Raven 1962-7-12 18023 Los Angeles Near point at east end of Northwest harbor, San Clemente Island. 30 Comment
  RSA0049474  Camissonia hirtella Richard G. Swinney 2010-4-20 12273 Los Angeles San Gabriel Mountains: Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  RSA0105755  Camissonia hirtella R. G. Swinney 2011-6-7 15031 B 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. 1585 Comment
  UCR259955  Camissonia hirtella R. G. Swinney 2010-4-28 12427 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  POM8574  Camissonia intermedia P. A. Munz, R. D. Harwood 1920-5-15 3928 Los Angeles Santa Monica. Dry hillside, Coldwater Canyon. 305 Comment
  RSA0014727  Camissonia micrantha Laura Moore, Jean Moore 1999-4-25 26 Los Angeles Pitzer College, Claremont; Northwest section of Ouback, along western boundary with Harvey Mudd Soccer Field. 351 Comment
  RSA755935  Camissonia pallida subsp. pallida Orlando Mistretta, Christine Mistretta 2008-4-9 2403 Los Angeles Ritter Ridge, SW of Lancaster. Along SCE Edison transmission lines, 0.5 mi. NW of intersection of transmission lines with Elizabeth Lake Rd. (Segment 5, structure 28 per TRTP survey - 2008) 953 Comment
  RSA601937  Camissonia strigulosa Louis C. Wheeler 1946-5-12 6202 Los Angeles San Gabriel Mountains. Chilao Guard Station. Comment
  UCR179711  Camissonia strigulosa R. G. Swinney, Dave Larson 1996-7-17 5126 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  UC873863  Camissoniopsis bistorta I. W. Clokey and B. C. Templeton 1930-4-8 4693 Los Angeles San Francisquito Canyon 700 Comment
  SFV16024  Camissoniopsis cheiranthifolia subsp. suffruticosa A. M. Orcino, A. Sutton 1994-4-22 2 Los Angeles Los Angeles Basin Playa del Rey Beach at corner of Pacific Avenue and Convoy Street, 0.1 miles north of Culver Blvd. 1 Comment
  RSA0113438  Camissoniopsis confusa LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7541 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
  SFV2535  Camissoniopsis lewisii K. A. Wilson 1962-3-25 1253 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon west of Bee Canyon, north of River's End Ranch. 610 Comment
  PASA445  Canbya candida Frank W. Peirson 1926-4-26 Los Angeles 6 miles west of Rock Creek (old road). Mohave desert Comment
  UC72036  Capsella bursa-pastoris Miss E. D. Palmer 1904-12-4 Los Angeles Shepherd's Purse, West Adams Heights West Adams Heights; Shepherd's Purse, West Adams Heights Comment
  RSA484619  Cardamine californica var. californica E. Crow 1929-2-17 156 Los Angeles mouth of Big Dalton Canyon Comment
  RSA66104  Cardamine oligosperma L. C. Wheeler 1932-3-20 506 Los Angeles San Dimas Canyon 518 Comment
  RSA531019  Cardaria pubescens Anstruther Davidson 1917-04 3177 Los Angeles Ave. 23 and Cienega, Los Angeles. Comment
  RSA674587  Carduus pycnocephalus Scott D. White 2000-5-6 7779 Los Angeles Puente Hills: City of Rowland Heights, 'Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  UCD150957  Carduus pycnocephalus subsp. pycnocephalus D. S. Park 2010-4-26 42 Los Angeles Ranch Santa Ana Botanic Garden 407 Comment
  RSA0110787  Carex Richard G. Swinney 2010-9-30 13921 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
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Sep 12 2018
  RSA601839  Carex Steve Boyd 1996-4-25 8692 Los Angeles Liebre Mountains, Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 915 Comment
  UCR223593  Carex R. G. Swinney 2009-6-8 11082 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
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Sep 12 2018
  UCSB584  Carex K. Beach 1943-5-3 1837 Los Angeles OFF SAN ANTONIO CANYON FERN CANYON (SAN DIMAS EXPERIMENTAL FOREST STATION; N OF CUCUMONGA) 1249 Comment
  JEPS48980  Carex alma Joseph A. Ewan 1931-8-13 4897 Los Angeles Big Cienega above Crystal Lake, San Gabriel Mountains 1981 Comment
  POM1430  Carex alma I. M. Johnston 1917-5-13 27 -D Los Angeles El Monte. 122 Comment
  RSA0091538  Carex alma R. G. Swinney 2011-5-26 14875 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  RSA729951  Carex alma R. G. Swinney 1999-5-8 7127 Los Angeles San Gabriel Mtns.: Pinon Hills, Boneyard Canyon near spring not shown on topo, very near LA Co. line. 1463 Comment
  UCR210218  Carex alma R. G. Swinney 2008-8-14 9435 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek at South Fork Campground Spring 1402 Comment
  UCR210226  Carex alma R. G. Swinney 2008-9-10 9423 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  UCR242850  Carex alma R. G. Swinney 2009-8-8 11505 Los Angeles Transverse Range; San Gabriel Mtns., 0.2-1 mi. north of summit of Pacifico Mtn., SE fork of Santiago Canyon 2055 Comment
  UCR273653  Carex alma R. G. Swinney 2011-6-1 14941 Los Angeles San Gabriel Mountains, Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1113 Comment
  SBBG119547  Carex bolanderi V. Soza, L. Gross 2000-6-13 996 Los Angeles spring along Burkhart Trail (FS Trail 10W02), from Buckhorn Flat to Cooper Cyn, ca. 0.8 mi along trail from Buckhorn Flat trailhead 1844 Comment
  RSA603206  Carex fracta L. C. Wheeler 1954-9-1 7085 Los Angeles San Gabriel Mountains: Little Rock Creek, ca. 1 mile downstream from Cooper Creek. Comment
  CAS-BOT-BC32080  Carex multicaulis W. R. Dudley 1900-7-9 s.n. Los Angeles San Gabriel Peak. Comment
  SEINET7568464 Image available Carex multicaulis Louis C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns: Chilao Creek head waters. 1798 Comment
  CAS-BOT-BC118411  Carex praegracilis Richard Ralph Armacost; Henry J. Thompson 1959-5-20 1147 Los Angeles Parkway S. M. Weed in lawn. Comment
  RSA0106849  Carex rossii R. G. Swinney 2011-8-5 15612 Los Angeles San Gabriel Mountains: summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy. 2698 Comment
  RSA230652  Carex schottii Robert F. Thorne 1969-7-9 38560 Los Angeles Angeles National Forest; Upper part of large sloping meadow at Big Pines 2088 Comment
  RSA720394  Carex senta R. G. Swinney 1997-7-22 5708 Los Angeles Government Canyon, W of Wrightwood, 0.75 mi W of San Bernardino Co. line at Hwy. 2, Blue Ridge Mountain area 2073 Comment
  UC905020  Carex subfusca John Thomas Howell 1947-7-18 23431 Los Angeles Big Pines San Gabriel Mts. 2103 Comment
  CAS-BOT-BC115638  Carex triquetra Peter H. Raven; Henry J. Thompson; Sidney R. Snow 1956-6-22 9456 Los Angeles Below Mulholland Drive above Sepulueda Blvd, Santa Monica Mts. Comment
  UC72398  Carex triquetra Geo. B. Grant Aug, 1901 139 Los Angeles Arroyo Seco Canyon San Gabriel Mts. 609 Comment
  RSA425858  Castilleja affinis F. R. Fosberg 1931-3-25 S- 4362 Los Angeles Santa Catalina Island. Hamilton Canyon near Avalon. 10 Comment
  LA52004  Castilleja affinis Carl Epling; Lincoln Ellison 1930-3-28 s.n. Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  LA52013  Castilleja affinis Virginia Mars; 1951-3-10 s.n. Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon Comment
  RSA425908  Castilleja affinis var. affinis N. C. Cooper 1948-4-21 2716 Los Angeles Saugus. 762 Comment
  UCR181105  Castilleja applegatei R. G. Swinney 1997-4-25 5503 Los Angeles San Gabriel Mtns., at peak of Iron Mountain, 4-5 air miles NW of Mt. Baldy village 2441 Comment
  RSA679344  Castilleja applegatei subsp. martinii Mark A. Elvin, Anne Marie Ruff 1996-8-1 293 Los Angeles San Gabriel Mtns. Angeles National Forest. South side of Glendora Ridge Road (gate). Comment
  UCSB6003  Castilleja applegatei subsp. martinii H., J. 1935-3-15 Los Angeles San Dimas Exp. Forest; San Dimas watershed; San Dimas Dam; sec 19, T IN, R 8W 457 Comment
  LA51886  Castilleja exserta subsp. exserta J. Fisher; A. L. Beatty 1940-4-22 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  UCR138706  Castilleja exserta subsp. exserta L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  JEPS15163  Castilleja foliolosa A. D. Gifford 1935-1-8 412 Los Angeles near Palomas Canyon mouth; Tejon Quad. 426 Comment
  POM21383  Castilleja foliolosa George B. Grant 1901-6-9 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  RSA400542  Castilleja foliolosa M. B. Dunkle 1929-3-3 2058 Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  SBBG12822  Castilleja foliolosa E. R. Blakley 1962-10-8 5437 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 365 Comment
  SD114380  Castilleja foliolosa Darley F. Howe 1947-5-4 1574 Los Angeles Dry hillside, Mint Canyon Comment
  UC26421  Castilleja foliolosa Harley P. Chandler 1897-3-14 Los Angeles San Dimas 609 Comment
  HSC20512  Castilleja foliolosa C. S. Apperson 1967-6-15 Los Angeles 4 mi. up Haskell Canyon Rd. off Bouquet Canyon Rd. Comment
  RSA611844  Castilleja gleasoni Steve D. Boyd, Valerie Soza 1998-4-28 10168 Los Angeles Liebre Mountains region: Western end of Liebre Mountain, at junction of Old Ridge Route (8S04) and Forest Service Road 7N23 on divide between Salt Creek and Liebre Gulch. 1201 Comment
  RSA729744  Castilleja miniata subsp. miniata R. G. Swinney 1998-7-6 6271 Los Angeles San Gabriel Mtns.: near mouth of Mescal Canyon, 2.7 miles north of junction of Hwy 2 and Mescal Canyon Rod. 1488 Comment
  RSA547459  Castilleja minor subsp. spiralis Tim S. Ross, Orlando Mistretta 1992-7-24 6750 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  RSA607210  Castilleja minor subsp. spiralis Louis C. Wheeler 1968-5-31 s.n. Los Angeles Devil's Canyon, Campground vicinity. 1220 Comment
  SD87878  Castilleja plagiotoma Frank W. Peirson 1921-7-3 2727 Los Angeles Blue Ridge, San Gabriel Mts., summit of ridge 2286 Comment
  UC1039780  Castilleja plagiotoma H. L. Mason 1926-4-26 2972 Los Angeles 4 mi s Vincent (Mint Canyon Road, Soledad Pass); Soledad Pass Comment
  UC1563048  Castilleja plagiotoma Steve Boyd and Orlando Mistretta 1986-3-31 1530 Los Angeles 4 mi e Highway 138 junction with Highway 18 ne of Pinyon Hills; Mojave Desert Comment
  CAS-BOT-BC38143  Caulanthus amplexicaulis Timothy S. Ross; Steve Boyd 1990-5-31 2733 Los Angeles San Gabriel Mountains. Ridge descending northward from Mount Gleason. 1847 Comment
  SBBG72109  Caulanthus amplexicaulis var. amplexicaulis R. Hoffmann 1927-6-14 Los Angeles Cottonwood Springs [Pine Cyn] Comment
  RSA597771  Caulanthus coulteri var. coulteri Steve Boyd, Lauren Raz 1997-3-14 9183 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  RSA152194  Caulanthus heterophyllus Wesley O. Griesel 1962-3-31 s.n. Los Angeles Corell Post Office, Santa Monica Mts. 152 Comment
  UCR190346  Caulanthus lasiophyllus R. G. Swinney 2001-4-18 7898 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  LA52211  Ceanothus crassifolius Henry J. Thompson; 1959-3-22 1866 Los Angeles Santa Monica Mountains, Las Virgines Rd, 1 mi N of Tapia Park, N of Malibu Canyon Rd 213 Comment
  RSA127439  Ceanothus crassifolius H. J. Thompson 1959-3-22 1866 Los Angeles 1 mile north of Tapia Park, Las Virgenes Road, north of Malibu Canyon. 61 Comment
  RSA399032  Ceanothus greggii var. vestitus W. Hutchinson 1921-05 s.n. Los Angeles Bouquet Canyon. Comment
  SD42218  Ceanothus greggii var. vestitus Carl B. Wolf 1941-7-1 10938 Los Angeles 6 3/10 mi. W. of Palmdale on Rd. to Elizabeth Lake along Amargosa Creek 883 Comment
  RSA748444  Ceanothus integerrimus Orlando Mistretta 1992-8-20 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt. Gleason. Tujunga Ranger District. Comment
  RSA399752  Ceanothus leucodermis F. R. Fosberg 1931-3-1 S- 4229 Los Angeles Topanga Canyon, Wildwood, Santa Monica Mountains. 220 Comment
  UCR273039  Ceanothus leucodermis R. G. Swinney 2011-7-8 15521 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
  RSA399118  Ceanothus megacarpus H. de Forest 1932-2-13 14919 Los Angeles Santa Monica Mts. Comment
  UCR68909  Ceanothus megacarpus var. insularis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4194 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  SBBG68433  Ceanothus megacarpus var. megacarpus unknown -May-1893 Los Angeles Cahuenga Pass Comment
  UC1070893  Ceanothus megacarpus var. megacarpus A. E. Wieslander 1933-3-27 286 Los Angeles Head of Topanga Creek Calabasa quad. 518 Comment
  LA82211  Ceanothus oliganthus O. H. Kappler; 1945-3-26 153 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, Corral Canyon, N slope. 761 Comment
  RSA658227  Ceanothus oliganthus var. oliganthus Naomi Zohman 1985-4-28 32 Los Angeles Junction of CA Hwy 39 along west fork of San Gabriel River. Forest Service Road. Comment
  RSA719641  Ceanothus oliganthus var. oliganthus R. G. Swinney 1998-3-14 5915 Los Angeles Evey Canyon, ca. 0.75 mi. W of Mt. Baldy Rd., ca. 0.3 mi. NE of Potato Mtn. 793 Comment
  SEINET12209976  Ceanothus spinosus I. W. Clokey, Templeton, B. 1929-1 4438 Los Angeles Mandeville Canyon, Santa Monica Mountains 250 Comment
  RSA126840  Cenchrus longispinus H. S. Yates 1936-8-28 6356 Los Angeles 5 miles ESE of Palmdale. 814 Comment
  CAS-BOT-BC272062  Centaurea melitensis Timothy S. Ross; Steve Boyd 1994-7-7 8161 Los Angeles South base of Liebre Mountain just on the N side of the Kelly Ranch inholding, Upper Cienaga Canyon, Liebre Mountains 1018 Comment
  CAS-BOT-BC272068  Centaurea melitensis Fordyce Grinnell 1916-6-16 s.n. Los Angeles Santa Susana Pass, Los Angeles - Ventura line Comment
  RSA127768  Centaurea melitensis Peter H. Raven 1959-6-4 14323 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  UCR131426  Centaurea melitensis Alison Lipman 1998-5-26 s.n. Los Angeles South Coastal Plains Region, Los Angeles, San Pedro area, Defense Fuel Support Point (Naval Reservation) 3171 North Gaffey St. 30 Comment
  RSA0030950  Centaurea melitensis Bill Dewal s.n. Los Angeles Montrose. Vacant lot. 60 Comment
  RSA128231  Centaurea repens Peter H. Raven 1959-10-31 14731 Los Angeles Rose Ave at Walgo Ave, Santa Monica 46 Comment
  UCR17493  Centranthus ruber Anna Mayers 1978-4-14 s.n. Los Angeles Hollywood Hills, Griffith Park off Bronson, City of Los Angeles Comment
  UCR73403  Centranthus ruber T. S. Ross 1991-4-21 4498 Los Angeles Whittier Hills (Puente Hills, pro parte): E-facing road embankment along Turnbull Canyon Road 274 Comment
  RSA659939  Centrostegia thurberi Orlando Mistretta 1992-5-18 359 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  SBBG62323  Centrostegia thurberi R. Hoffmann 1929-5-19 Los Angeles Harold Comment
  UCD166197  Centrostegia thurberi Jack Major 1962-4-15 762 Los Angeles Desert near Pearblossom. (Exact location unkown. Coordinates estimated by label maker.) 930 Comment
  RSA592831  Cerastium glomeratum L. C. Wheeler 1967-4-8 9176 Los Angeles San Gabriel Mountains. San Gabriel Canyon, El Encanto. Comment
  UCR147603  Ceratophyllum demersum L. C. Wheeler 1946-8-24 6232 Los Angeles Transverse Ranges: San Gabriel Mountains, Crystal Lake 1677 Comment
  POM607  Cercocarpus betuloides C. F. Baker 1904-3-15 4153 Los Angeles Claremont. Comment
  RSA453286  Cercocarpus betuloides George B. Grant 1902-08 s.n. Los Angeles Pasadena. Comment
  LA47764  Cercocarpus betuloides var. blancheae F. R. Fosberg; 1932-5-6 8122 Los Angeles Santa Catalina Island, Can. above Villa Park, Avalon 30.0 Comment
  POM158299  Cercocarpus betuloides var. blancheae M. B. Dunkle 1928-3-11 1724 Los Angeles Grand Canyon, Santa Catalina Island. 159 Comment
  SBBG12776  Cercocarpus betuloides var. blancheae E. R. Blakley 1962-10-3 5367 Los Angeles between Wrigley Reservoir and the SE Fk of Gallagher Cyn 381 Comment
  SEINET10483777  Cercocarpus betuloides var. blancheae Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4776 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  UC859445  Cercocarpus betuloides var. blancheae Ezra C. Knopf 152 Los Angeles Santa Catalina Island Comment
  RSA003818  Chaenactis artemisiifolia Fay A. MacFadden 1930-4-30 1540 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  SDSU6499  Chaenactis artemisiifolia M. Wedberg 1966-4-3 1191 Los Angeles Above Hill Dr. at Neal, in Eagle Rock. Comment
  JEPS30569  Chaenactis fremontii Donald M. Kyhos 1957-4-26 57 -85 Los Angeles e of Pearblossom (at turn to Big Rock) Comment
  RSA746956  Chaenactis glabriuscula R. G. Swinney 2008-4-30 8710 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  UCSB21321  Chaenactis glabriuscula Keefe, Joseph 1967-3-27 Los Angeles Marina del Ray, intersection of Vista del Mar and 66th Avenue, Playa del Ray 6 Comment
  LA31658  Chaenactis glabriuscula var. glabriuscula Peter H. Raven; Henry J. Thompson 1959-6-4 14316 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  UC54051  Chaenactis glabriuscula var. glabriuscula L. A. Greata 1903-5-1 318 Los Angeles Arroyo Seco Comment
  POM351856  Chaenactis xantiana Robert Gustafson 1978-6-1 947 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, area paralleling upper Freeman Canyon, ca 1 mile S of Gorman. 1280 Comment
  RSA0117574  Chaenactis xantiana A. C. Sanders 2008-4-10 34787 Los Angeles Transverse Range/Mojave Desert: hills south of Hwy 138, c. 1 mile south of Neenach School, slopes N & E of VABM Pine. 915 Comment
  RSA587365  Chaenactis xantiana Orlando Mistretta 1995-4-25 1646 Los Angeles San Gabriel Mountains, Kitter Canyon: near the confluence of Kitter Canyon and Little Rock Creek. 1098 Comment
  SEINET3164760  Chamaesyce albomarginata L. Abrams 1902-5-31 2480 Los Angeles Inglewood Comment
  RSA498538  Chamaesyce melanadenia L. S. Rose 1934-12-26 34521 Los Angeles Rocky slopes. San Gabriel Mts. Comment
  UC213229  Chamaesyce melanadenia I. M. Johnston 1917-5-30 1806 Los Angeles mouth Live Oak Canyon; San Antonio Mtns 457 Comment
  RSA685720  Cheilanthes covillei Samuel R. Tyson 1942-4-9 s.n. Los Angeles San dimas Cayon 1372 Comment
  RSA423272  Chenopodium album Robert Gustafson 1981-5-15 2225 Los Angeles Ballona Wetlands, Area 2 Comment
  RSA423304  Chenopodium ambrosioides B. C. Templeton 1959-10-8 8603 Los Angeles In vacant lot, Glendale Comment
  UCR61046  Chenopodium ambrosioides R. G. Swinney 1989-7-17 s.n. Los Angeles San Gabriel Mtns., in and near Glendora [= Big Dalton] Wilderness Park, in Big Dalton Canyon and its tributaries. 'Water Pipe Canyon' [=Pavil Cyn] 610 Comment
  UC72618  Chenopodium ambrosioides var. suffruticosum Dr. J. Q. Adams Sept. 1905 Los Angeles near Soldier's Home Comment
  SBBG65291  Chenopodium berlandieri R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  UCR203226  Chenopodium berlandieri R. G. Swinney 2005-7-21 8322 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA717373  Chenopodium californicum Scott D. White, Pam De Vries 2006-5-9 11389 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UC1587730  Chenopodium californicum Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-17 5103 Los Angeles above Nots Pier (on road near the top of eastern escarpment, 1400 ft nnw of the 553 ft BM); San Clemente Island 138 Comment
  SD146307  Chenopodium murale Scott D. White 1996-5-19 4053 Los Angeles Geneva Ave., north of San Jose, south of Arrow Highway; west of Indian Hill, east of Towne. 320 Comment
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Dec 19 2008
  RSA4812  Chenopodium murale James Snow s.n. Los Angeles Bryant Ranch, near Long Beach. Station #4, Plant #3. Comment
  UCR194585  Chimaphila menziesii R. G. Swinney 1998-8-31 6861 Los Angeles San Gabriel Mtns., San Antonio Ridge, 1.1 mi. west of Mt. Baldy, east of saddle 2415 Comment
  SD112758  Chlorogalum pomeridianum Darley F. Howe 1952-7-13 2249 Los Angeles West slope of Lookout Mountain, in Santa Monica Mountains. Comment
  RSA586668  Chorizanthe brevicornu var. brevicornu Orlando Mistretta 1995-6-1 1740 Los Angeles San Gabriel Mountains, Carr Canyon, near mouth of Canyon. 945 Comment
  NY468363  Chorizanthe parryi var. fernandina A. Eastwood 1913-5-11 3139 Los Angeles San Fernando Wash Comment
  SBBG119985  Chorizanthe parryi var. fernandina M. A. Elvin 2003-6-11 2940 Los Angeles ridge ca. 900 m SW of Airport Mesa, Newhall Ranch, N end of Santa Susana Mtns 366 Comment
  SBBG35221  Chorizanthe parryi var. fernandina M. A. Elvin 2003-6-19 2948 Los Angeles hills W of San Martinez Grande Cyn, N of CA St Hwy 126, Newhall Ranch 366 Comment
  SBBG62230  Chorizanthe parryi var. fernandina R. Hoffmann 1929-5-21 Los Angeles Elizabeth Lake Comment
  CAS-BOT-BC244663  Chorizanthe staticoides Alice Eastwood 1906-5-27 245 Los Angeles Roscoe Comment
  RSA392672  Chorizanthe staticoides Anstruther Davidson 1920-6-7 s.n. Los Angeles Acton. Comment
  RSA682657  Chorizanthe staticoides LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1091 Los Angeles North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  UC849164  Chorizanthe staticoides Louis C. Wheeler 1932-6-12 821 Los Angeles San Dimas Canyon San Gabriel Mountains, San Dimas Canyon 548 Comment
  UCR166668  Chorizanthe staticoides Scott D. White, Jennifer H. Jones 2005-6-23 11149 Los Angeles San Gabriel Mtns, Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon 1098 Comment
  UCR182390  Chorizanthe staticoides R. G. Swinney 1998-5-15 6053 Los Angeles San Gabriel Mountains, San Gabriel (Azusa) Canyon, 1.5 mi. north of Foothill Blvd. on east side of Encanto Rd. 183 Comment
  RSA763146  Chorizanthe xanti var. xanti Justin M. Wood 2010-5-10 1629 Los Angeles San Gabriel Mountains: Vicinity of Littlerock Creek; just southwest of intersection of Cheseboro Rd. and Mt. Emma Rd. 973 Comment
  SEINET3146234  Chrysanthemum frutescens G. B. Grant 1905-4-2 176 Los Angeles Pasadena Comment
  RSA720473  Chrysothamnus nauseosus subsp. bernardinus R. G. Swinney 1997-9-6 5868 Los Angeles Forest Service Rd 4N06 (up Mescal Canyon), 0.8 mi N of Big Pines Rd. 1713 Comment
  RSA603187  Chrysothamnus nauseosus subsp. mohavensis L. C. Wheeler 1972-12-20 12784 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  CDA1298  Cirsium occidentale var. californicum T. C. Fuller 1958-3-18 1182 58 A Los Angeles Wash below Padua Hill, L.A. County. (Claremont). Comment
  RSA729725  Cirsium occidentale var. californicum R. G. Swinney 1999-6-18 7325 Los Angeles San Gabriel Mtns.; Big John Flat, northern edge 1652 Comment
  SFV12021  Cirsium occidentale var. californicum D. L. Koutnik 1978-3-27 164 Los Angeles San Gabriel Valley Claremont. Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue. 579 Comment
  UCR223333  Cirsium occidentale var. occidentale R. G. Swinney 2009-5-27 10886 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  UCD130814  Cirsium vulgare Elise Jackson 1993-4-21 35 Los Angeles Saugus, Bouquet Cyn Rd., 10 miles northeast of junction with Valencia Blvd. 487 Comment
  UCR123362  Cirsium vulgare A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25476 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals 335 Comment
  RSA155838  Cirsium vulgare Peter H. Raven 1962-7-14 18046 Los Angeles Weed in the Botanic Garden, Claremont. 320 Comment
  SEINET10693071  Citrus Heidi H. Schmidt 1999-10-14 Schmidt 3822 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  LA15536  Clarkia bottae W. O. Griesel; 1936-6-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  UC373493  Clarkia bottae C. L. Hitchcock 1928-4-21 59 Los Angeles road leading to Ventura Highway; Santa Monica Mts. 500 Comment
  CHSC35817  Clarkia cylindrica Philip A. Silverstone 1981-5-17 528 Los Angeles Santa Monica Mountains; Malibu Creek State Park; Mulholland Hwy 2.4 km E Las Virgenes Rd. 210 Comment
  UCR23522  Clarkia cylindrica John C. Roos 1942-6-6 988 Los Angeles Western Transverse Range, Placerita Canyon near Newhall 610 Comment
  SDSU1135  Clarkia cylindrica D. F. Howe 1947-5-4 1567 Los Angeles Hillside, Mint Canyon Comment
  UCR108691  Clarkia deflexa R. S. Woglum 1930-5-10 s.n. Los Angeles San Fernando Valley, North Hollywood Comment
  CAS-BOT-BC172016  Clarkia epilobioides Alice Eastwood 1917-7-20 6459 Los Angeles Santa Catalina Island Comment
  UC218118  Clarkia heterandra F. W. Peirson 1922-6-3 Los Angeles Liebre Mts. 1143 Comment
  LA32202  Clarkia purpurea subsp. quadrivulnera Henry J. Thompson; 1959-5-24 2019 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  RSA651733  Clarkia unguiculata Brian McColgan 1988-5-25 35 Los Angeles Evey cyn., 1 mile N of Padua on M. Baldy rd. 915 Comment
  UCR132293  Clarkia unguiculata John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, just east of Jet Prop. Lab., transect zero below diversion dam 366 Comment
  UCR237900  Clarkia unguiculata Mark A. Elvin 2003-4-22 2532 Los Angeles Western Transverse Range, Newhall Ranch, bee site on open former oil well pad just east of Grapevine Mesa, S of Santa Clara River and Hwy 126, c. 4 mi. east of Ventura Co. line 314 Comment
  UCSB4314  Clarkia unguiculata Wilson, Richard 1956-5-16 Los Angeles 24 miles West of Palmdale on U.S. 6 Mint Canyon Area 762 Comment
  UCR191726  Claytonia exigua subsp. exigua A. C. Sanders 2008-4-23 35064 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  UCR186995  Claytonia parviflora A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31960 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  RSA733748  Claytonia parviflora subsp. parviflora R. G. Swinney 2000-5-20 7692 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39 610 Comment
  RSA587414  Claytonia parviflora subsp. parviflora Orlando Mistretta 1995-3-28 1575 A Los Angeles San Gabriel Mountains: Drainage W of Little Rock Creek Reservoir just S of dam. 1006 Comment
  SBBG131937  Claytonia perfoliata S. A. Junak 2000-5-19 SCa 1328 Los Angeles SE portion of 1999 burn, above Goat Harbor, ca. 0.76 mi SSW of Goat Harbor 438 Comment
  UCR126589  Claytonia perfoliata A. C. Sanders 2003-4-17 26073 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, c. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  RSA276907  Claytonia perfoliata subsp. intermontana J. M. Miller 1977-3-28 624 Los Angeles San Gabriel Mountains: Upper Arroyo Seco watershed on Highway 2 (Angeles Crest Highway). Comment
  RSA592146  Claytonia perfoliata subsp. mexicana L. C. Wheeler 1967-4-30 9197 Los Angeles Liebre Mountains. Northwest end of foothills (of San Gabriel Mountains) between Bouquet Junction and Bonelli Ranch. 366 Comment
  CAS-BOT-BC439957  Claytonia perfoliata subsp. mexicana R. M. Beauchamp 1967-1-28 143 Los Angeles On knolls west of Lemon Tank. San Clemente Island Comment
  CAS-BOT-BC92812  Clematis pauciflora Louis C. Wheeler 1932-6-27 881 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains. 411 Comment
  RSA579131  Cleome isomeris T. S. Ross, J. Mark Porter, Vanessa Ashworth, D. L. Banks, Megan Tommerup, Gery Allan 1994-3-28 7440 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 Whites Point. 15 Comment
  VVC3081  Collinsia callosa Tim Thomas, P. J. MacKay 2015-5-10 6612 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA408276  Collinsia heterophylla F. E. Durkee 1906-5-30 s.n. Los Angeles Hollywood Canyon Comment
  RSA596924  Collinsia heterophylla Scott D. White, Chet McGaugh 1995-5-9 2982 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  RSA579472  Collinsia heterophylla var. austromontana Tim S. Ross, Steve D. Boyd 1994-5-10 7725 Los Angeles Warm Springs Mountain: at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn; ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon 668 Comment
  SBBG66417  Collinsia parryi M. N. Ackley -May-1920 1022 Los Angeles foothills, Montrose 365 Comment
  UC885551  Collinsia parryi Marcus E. Jones, A. M. 1882-5-2 3205 Los Angeles Pasadena Comment
  RSA0035074  Collinsia parryi Lee Haines 1951-3-29 s.n. Los Angeles Chatsworth Hills. 243 Comment
  RSA0117384  Collinsia parryi F. W. Peirson 1919-4-19 4719 Los Angeles Pacoima Canyon. 549 Comment
  UCR191525  Collinsia torreyi R. G. Swinney 1998-7-8 6339 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UC1595384  Collinsia torreyi var. wrightii Tim Ross, Steve Boyd 1990-6-18 3462 Los Angeles northerly draw draining to Jackson Lake (Camp Verdugo Pines and vicinity, San Gabriel Mountains); San Gabriel Mountains, Camp Verdugo Pines 1877 Comment
  RSA678137  Colutea arborescens Valerie L. Soza, Monica Acosta, Tasha La Doux, Michael Wall 2001-6-28 1307 Los Angeles Upper Forest Service Road 2N66, between Fern Canyon and Pine Canyon. Comment
  RSA11378  Comarostaphylis diversifolia subsp. planifolia Katherine Kneen 1933-4-12 s.n. Los Angeles Santa Monica Mountains: Topango [Topanga] Canyon Comment
  SFV21106  Conium maculatum L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1107 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. South of Hostetter Motorway (on the Thomas Guide) just off La Tuna Canyon Road, south or and you can see the 210 Freeway. 457 Comment
  SD40768  Constancea nevinii Carl B. Wolf 1932-10-6 4249 Los Angeles Santa Catalina Island; Avalon, opposite the yacht club. 10 Comment
  CHSC3725  Convolvulus arvensis Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp, soil slope 45 degrees 762 Comment
  RSA394788  Convolvulus arvensis Anstruther Davidson s.n. Los Angeles Railway Station Comment
  CAS-BOT-BC285954  Conyza bonariensis Geo. B. Grant 1906-8-7 s.n. Los Angeles Pasadena Comment
  RSA412316  Cordylanthus maritimus subsp. maritimus Anstruther Davidson 1893-5-28 s.n. Los Angeles Long Beach Comment
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Nov 5 2007
  LA211894  Cordylanthus nevinii Orlando Mistretta; 1992-8-20 769 Los Angeles SAN GABRIEL MOUNTAINS, Mt Gleason Management Unit., Mt Gleason. Tujunga Ranger District. Comment
  SBBG68668  Cordylanthus rigidus subsp. setiger R. Hoffmann 1927-8-31 Los Angeles Oak's Garage, Mint Cyn Comment
  UCR256569  Cordylanthus rigidus subsp. setiger Anuja Parikh, Nathan Gale 2011-6-27 3510 Los Angeles Transverse Ranage; San Gabriel Mountains, Upper Big Tujunga Canyon, just north of Shortcut Station, 0.6 km north of State Hwy 2, Angeles Crest Hwy 1285 Comment
  JEPS33598  Coreopsis bigelovii R. F. Hoover 1938-4-16 3120 Los Angeles near Bailey's; Upper Antelope Valley Comment
  UC1536839  Coreopsis bigelovii G. H. True Jr. 1935-5-6 62 Los Angeles Neenach Antelope Valley, Neenach (between 3 points and highway) Comment
  UC829019  Coreopsis douglasii Marcus E. Jones, A. M. 1882-5-2 3361 Los Angeles Pasadena Comment
  RSA188168  Coreopsis gigantea R. F. Thorne 1966-4-4 35795 Los Angeles Santa Catalina Island: Bird Rock, N of Isthmus Cove. 8 Comment
  CAS-BOT-BC105711  Corethrogyne filaginifolia Alice Eastwood 1919-7-4 9280 Los Angeles Santa Monica Canyon, Los Angeles Comment
  CHSC62039  Corethrogyne filaginifolia L. P. Janeway 1993-10-5 4609 Los Angeles Puente Hills; at the head of Arroyo San Miguel. Dirt road and drilling pad. 228 Comment
  JEPS26087  Corethrogyne filaginifolia Henry J. Thompson 1958-10-10 1808 Los Angeles 0.5 mi e Saddle Peak; Santa Monica Mountains, Saddle Peak 701 Comment
  CAS-BOT-BC209771  Cornus glabrata Carl B. Wolf 1932-5-13 3617 Los Angeles Santa Catalina Island. Hamilton Canyon, left fork, 200 ft. above forks 121 Comment
  RSA591674  Cortaderia selloana L. C. Wheeler 1966-9-21 8881 Los Angeles Angeles National Forest: San Gabriel Canyon, 1/3 mile inside mouth 244 Comment
  CAS-BOT-BC291373  Cotula coronopifolia I. Johnston 1917-4-11 s.n. Los Angeles Compton Creek near Dominguez Comment
  RSA675820  Crassula connata LeRoy Gross 2003-3-7 771 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  CAS-BOT-BC427742  Crassula connata Louis C. Wheeler 1932-3-9 471 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  UCR101270  Crassula tillaea L. C. Wheeler 1962-3-25 7988 Los Angeles Azusa: San Gabriel Wash at Foothill Blvd., east side Comment
  JEPS31081  Crocanthemum scoparium var. vulgare Ira W. Clokey, B. Templeton May 1929 4490 Los Angeles dry ridges and hillsides Santa Monica Mountains, Mandeville Canyon Comment
  CAS-BOT-BC175828  Crossosoma californicum Reid Moran 1941-2-28 655 Los Angeles Johnson's Valley, Santa Catalina Island Comment
  POM219970  Crossosoma californicum F. R. Fosberg 1932-5-5 8119 Los Angeles Canyon above Villa Park. Avalon, Catalina Island 40 Comment
  UC56921  Croton californicus Ernest Braunton 1902-5-25 283 Los Angeles Redondo Comment
  POM2752  Croton californicus var. tenuis C. F. Baker 1903-10-1 3700 Los Angeles Claremont. Comment
  UCR124380  Croton setiger I. W. Clokey, B. C. Templeton 1929-1 4599 Los Angeles Western Transverse Range; Santa Monica Mtns., Westwood, east of Mandeville Canyon 200 Comment
  CDA35296  Croton setiger Phillipson 1915-6-8 Los Angeles Monrovia. Comment
  RSA711455  Crypsis schoenoides LeRoy Gross, John Gross, Johnny Gross, Matthew Gross 2005-11-11 2439 Los Angeles Big Tujunga Canyon across from the mouth of Vasquez Creek. 610 Comment
  UCR276782  Cryptantha R. G. Swinney 2011-4-1 14307 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
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Feb 19 2020
  LA94295  Cryptantha clevelandii Harlan Lewis; 1940-4-3 1282 Los Angeles Santa Monica Mountains, 10 mi. N [W] of Malibu Beach 1 Comment
  UCR126606  Cryptantha corollata A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26061 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, north of the powerlines south of Magic Mountain Parkway, near I-5 and new golf course 396 Comment
  RSA660085  Cryptantha echinella Orlando Mistretta 1992-5-25 432 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  LA31591  Cryptantha intermedia Henry J. Thompson; 1959-5-24 2033 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi E of peak. 670 Comment
  SD139320  Cryptantha intermedia Jon Rebman 1996-4-26 3099 Los Angeles San Clemente Island; Knob Canyon on southeast side of island 199 Comment
  RSA482512  Cryptantha intermedia Richard Noyes 1988-4-30 496 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA79962  Cryptantha micrantha F. W. Peirson 1920-6-10 4482 Los Angeles San Gabriel Mts., summit of Mt. Wilson 1738 Comment
  RSA485303  Cryptantha micrantha Barbara Shervanick 1974-4-28 1241 Los Angeles Wash just west of Littlerock. 854 Comment
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Nov 1 2009
  RSA586476  Cryptantha micrantha var. lepida Orlando Mistretta 1995-6-20 1787 Los Angeles Bare Mountain Canyon. Head of drainge E of Pacifico mtn at end of Forest Rd 3N7E. 2073 Comment
  RSA0115989  Cryptantha microstachys R. G. Swinney 2010-8-11 13492 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA726184  Cryptantha microstachys Anuja Parikh, Nathan Gale 2003-4-30 s.n. Los Angeles Santa Clarita Valley: Castaic Junction, Newhall, SW of the junction of SR 126 and US5, N of the Santa Clara River 305 Comment
  RSA762241  Cryptantha microstachys Orlando Mistretta, Christine Mistretta 2008-5-19 3125 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 101 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1146 Comment
  LA31583  Cryptantha muricata Henry J. Thompson; 1959-5-31 2051 Los Angeles Santa Monica Mountains, Decker Road 0.7 mi. S of Ventura-Los Angeles county line 426 Comment
  UC604553  Cryptantha muricata C. W. Sharsmith 1938-8-30 3865 Los Angeles between Barley Flats and Red Box Divide; San Gabriel Mountains 1219 Comment
  RSA0078901  Cryptantha muricata var. denticulata LeRoy Gross, P. Morton 2004-6-9 1337 Los Angeles Liebre Mountains region: West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road., Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys). 1688 Comment
  SBBG63840  Cryptantha nevadensis R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  RSA0111940  Cryptantha nevadensis var. rigida Richard G. Swinney 2011-4-19 14417 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  RSA524202  Cryptantha oxygona Tim Ross, Steve Boyd 1990-6-6 2895 Los Angeles Piru Pond: Los Padres National Forest (admin. by Angeles N.F.). 645 Comment
  SD241778  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-5-12 10719 Los Angeles Transverse Range; San Gabriel Mtns.: Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  UCSB5592  Cryptantha simulans B., K.; T., R. 1944-6-13 Los Angeles Chapman Burn, San Dimas Experimental Forest, San Gabriel Mountains Comment
  UCR205951  Cucurbita foetidissima A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37071 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  UCSB4988  Cuscuta californica Wedberg, H. 1958-7-19 Los Angeles Point Dume Comment
  RSA596204  Cuscuta ceanothi Lauren Raz, S. D. Boyd 1996-10-23 015 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  UCR231385  Cuscuta subinclusa Dan S. Cooper 2011-10-10 1011- 120 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, Mt. Hollywood just west of the lookout 484 Comment
  CAS-BOT-BC59394  Cylindropuntia J. R. Pemberton 39 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  SD252221  Cyperus Steven A. Junak 2000-6-29 Sca 1352 Los Angeles Santa Catalina Island. Just E of Middle Ranch Road, ca. 1.1 mile from intersection with Airport Road. 289 Comment
  CAS-BOT-BC114728  Cyperus difformis Louis C. Wheeler 1946-9-8 6352 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 518 Comment
  UC520031  Cyperus esculentus Joseph Andorfer Ewan 1932-6-28 7501 Los Angeles Los Angeles R. at Fletcher Ave. Bridge; Los Angeles R. Comment
  RSA762253  Dactylis glomerata Orlando Mistretta, Christine Mistretta 2008-5-19 3108 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 100 per TRTP Survey 2008), Upper Fish Canyon, E of Monrovia Pk. 1209 Comment
  CAS-BOT-BC189873  Dactyloctenium aegyptium A. C. Sanders; Mark Elvin; Cathleen Weigand; et al 2002-8-6 25552 Los Angeles Santa Clara River Valley. North of Highway 126 at Del Valle, between San Martinez Grande and S.M. Chiquito Canyons. 274 Comment
  IRVC29582  Datisca glomerata A. C. Sanders, Mark Elvin 2002-6-25 25283 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
  SEINET3164208  Datisca glomerata G. B. Grant 1901-1-1 268 Los Angeles Sierra Madre Mts., S. Cal. 610 Comment
  UCSB8388  Datisca glomerata Crum, Charles 1958-7-19 Los Angeles Topanga Canyon creek bed; near Los Angeles, California Comment
  UCR108448  Datura stramonium L. C. Wheeler 1946-9-16 6370 C Los Angeles Garvey: Walnut Grove Avenue and Rush Street 75 Comment
  POM62413  Datura wrightii L. R. Abrams 1902-6-11 2510 Los Angeles Playa del Rey. Comment
  RSA421884  Datura wrightii Anstruther Davidson s.n. Los Angeles Los Angeles. Comment
  POM8490  Daucus pusillus P. A. Munz 1920-5-15 3945 Los Angeles Santa Monica Mts. Coldwater Canyon. 305 Comment
  CAS-BOT-BC130914  Deinandra clementina Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  SD90398  Deinandra clementina Robert F. Thorne 1966-4-17 36095 Los Angeles San Clemente Island; top of bluff near Duty Office, Wilson's Cove, northeast end of island. 29 Comment
  UCD131033  Deinandra clementina R. M. Beauchamp; M. Douglas 1972-3-24 3246 Los Angeles Wilson Cove, San Clemente Island. 60 Comment
  SD240866  Deinandra fasciculata A. C. Sanders, Dan S. Cooper 2010-8-5 38575 Los Angeles South Coast: Madrona Marsh Preserve, Torrance. Former oil field w / gravel service road remnants. 24 Comment
  UC1922566  Deinandra fasciculata Gary Kovnat with LeRoy Gross 2003-6-28 44 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  LA209912  Deinandra fasciculata H. Lewis; 1940-8-12 Los Angeles Campus of University of California at Los Angeles Comment
  RSA515180  Delphinium parishii Steve Boyd 1986-3-31 1577 Los Angeles Mojave Desert: Highway 18 about 1 mile E of jct with Hwy 138, NE of Pinyon Hills. Comment
  SJSU2501  Delphinium parishii H. L. Buckalew 1962-4-18 Los Angeles Mojave Desert between Vincent & Little Rock Comment
  RSA624651  Delphinium parishii subsp. parishii Louis C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  UC519729  Delphinium parryi Joseph Andorfer Ewan 1932-5-10 7461 Los Angeles w rim Verdugo Canyon Comment
  UCR140167  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Rd. 457 Comment
  POM155  Delphinium parryi Harry Lowe 1903-5-13 s.n. Los Angeles Collected near Pasadena Comment
  RSA724604  Delphinium parryi K. Dobry 1992-10-25 d- 1069 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA398732  Delphinium parryi subsp. parryi N. C. Cooper 1949-6-29 4380 Los Angeles San Gabriel Canyon. Comment
  RSA595866  Delphinium parryi subsp. parryi Tim S. Ross, Victor W. Steinmann 1995-5-8 8546 Los Angeles Lower Spunky Canyon: easterly slope at the effluence of the canyon into Bouquet Reservoir. 916 Comment
  LA52171  Delphinium patens subsp. hepaticoideum Carl Epling; 1925-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA670422  Delphinium patens subsp. hepaticoideum I. W. Clokey, Bonnie C. Templeton 1929-04 4433 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  UCR238636  Delphinium patens subsp. montanum Anuja Parikh, Nathan Gale 2010-6-29 3372 Los Angeles Transverse Range; San Gabriel Mountains, upper Glen Canyon, 0.5 km north of Monrovia Peak, just south of Rincon Red Box Road, under powerlines 1460 Comment
  CATA2535  Delphinium variegatum subsp. kinkiense Howard L. Ferguson 1980-4-16 169 Los Angeles San Clemente Island: Just N of Jack 182 Comment
  CHSC42211  Dendromecon rigida Blake A. Rowe 1986-3-24 21 Los Angeles 15 km n e of Canyon Country, 5 km n of jct. of hwy 14 and Vasquez Rocks Company Park, at s edge of Angeles National Forest. 720 Comment
  UC54696  Dendromecon rigida L. A. Greata May, 1903 314 -316 Los Angeles Arroyo Seco Comment
  UC9984  Dendromecon rigida J. H. Barber 1897-6-25 183 Los Angeles Soledad Canyon Comment
  RSA199164  Dendromecon rigida subsp. rhamnoides Robert F. Thorne, Propst 1968-5-29 37695 Los Angeles Santa Catalina Island. On north slope of Black Jack Mountain at upper end Swain's Canyon toward Echo Lake. 396 Comment
  RSA251431  Deschampsia danthonioides R. F. Thorne 1966-4-17 36082 Los Angeles San Clemente Island: near reservoirs between Boulder & Horton, NE side of island. 488 Comment
  RSA755842  Deschampsia elongata R. G. Swinney 2008-7-2 9115 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 1976 Comment
  SBBG72162  Descurainia pinnata R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk Comment
  RSA0022371  Dicentra chrysantha Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5129 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA597569  Dicentra chrysantha Tim S. Ross 1990-6-22 3761 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  CAS-BOT-BC402266  Dicentra chrysantha Le Roy Abrams; E. A. McGregor 1908-7-3 s.n. Los Angeles Near Baldy Mountain, San Gabriel Mountains. Rock Cr. Canyon 1524 Comment
  IRVC26288  Dicentra ochroleuca Mark A. Elvin, Cathleen Weigand 2003-5-22 2901 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  UCR259667  Dichelostemma capitatum R. G. Swinney 2010-4-1 12142 Los Angeles San Gabriel Mountains, Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St. intersection, below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay 399 Comment
  RSA213353  Dichelostemma capitatum subsp. capitatum Reid V. Moran 1941-3-11 699 Los Angeles Santa Catalina Island. Ridge north of Middle Ranch 250 Comment
  RSA616368  Dichelostemma capitatum subsp. capitatum Scott D. White, P. DeVries 1998-5-15 6503 Los Angeles Liebre Mountains. Soledad Canyon Area: proposed quarry N of Soledad Canyon Road, S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Canyon. 579 Comment
  RSA533481  Dichelostemma capitatum subsp. capitatum Timothy S. Ross 1991-3-9 4200 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  RSA709685  Dichelostemma capitatum subsp. capitatum LeRoy Gross 2005-4-28 2175 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA752344  Digitaria ischaemum Justin M. Wood 2009-7-25 1161 Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  SD230138  Diplachne fusca var. fascicularis Louis C. Wheeler 1946-9-1 6331 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/4 mile westerly from confluence with North Fork. Comment
  CAS-BOT-BC151043  Diplacus brevipes Dr. Barton W. Evermann 1916-5-16 s.n. Los Angeles Saugus Comment
  SEINET13697755  Diplacus brevipes G. B. Grant 1901-1 424 Los Angeles Pasadena. Comment
  SD58518  Diplacus brevipes Isabelle Tavares, Valera Brinson 1962-4-16 255 Los Angeles Bouquet (Boquet) Canyon Road, three miles south of Boquet Canyon Guard Station Comment
  RSA164871  Diplotaxis tenuifolia D. L. Crawford, H. D. Hiatt 1916-3-29 987 Los Angeles Topanga Canyon, Santa Monica Mountains Comment
  LA210884  Dipogon lignosus Arthur C. Gibson; Rangoon Creeper 2009-4-18 5256 Los Angeles Hollywood Hills, Central Griffith Park. Comment
  RSA655621  Dodecatheon clevelandii subsp. clevelandii D. E. Bramlet 1976-4-16 62 Los Angeles California State Polytechnic University campus. Found on a slope of Box Canyon. 93 Comment
  RSA228952  Draba corrugata var. corrugata R. F. Thorne 1971-8-25 41286 Los Angeles San Gabriel Mts., Angeles National Forest. Along trail from Windy Gap to Mt. Hawkins. 2439 Comment
  POM366516  Drymocallis glandulosa Fordyce Griffiths Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena. Comment
  CAS-BOT-BC536112  Drymocallis glandulosa var. reflexa Geo B. Grant 1906-6-16 6798 Los Angeles Summit of Mt. Wilson Comment
  LA200109  Dryopteris arguta Lawrence L. Kiefer; 1966-4-16 1876 Los Angeles SANTA MONICA MOUNTAINS, Russell Valley, ca 2 mi W of Kanan Rd, canyon S of Hwy 101. 304 Comment
  POM277170  Dryopteris arguta Lyman Benson 1945-2-16 11604 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  RSA725898  Dryopteris arguta Mark Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2926 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  UCR271199  Dryopteris arguta R. G. Swinney 2011-11-1 15945 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  RSA657965  Dryopteris arguta Christopher Vellema 2001-2-4 111 Los Angeles City of Glendale. Dead Horse Canyon, one quarter mile from Greenbriar Street. 30 feet up the NW facing stream bank. 354 Comment
  UC1930147  Dryopteris arguta Mark Elvin, Orlando Mistretta 1996-3-24 137 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  SD106234  Dudleya cymosa subsp. marcescens K. Nakai, B. Broadbent 1980-5-4 595 Los Angeles Santa Monica Mountains, Malibu Creek State Park, ca. 1375 meters southeast of the junction of Cornell Road and Mulholland Highway. 249 Comment
  RSA674840  Dudleya cymosa subsp. pumila Scott D. White, Kent Hughes 2000-5-16 7834 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  UC830960  Dudleya hassei F. R. Fosberg 1931-4-7 684 Los Angeles Hamilton Beach Santa Catalina Island 5 Comment
  CAS-BOT-BC428403  Dudleya lanceolata L. R. Abrams 1901-6-1 1864 Los Angeles Ballona Harbor Comment
  LA50792  Dudleya lanceolata Henry J. Thompson; 1959-5-24 2026 Los Angeles Santa Monica Mountains, Saddle Peak, 0.6 mi ENE of peak 701 Comment
  RSA641642  Dudleya lanceolata L. C. Wheeler 1967-7-6 9936 Los Angeles San Gabriel Mountains: San Gabriel Canyon 274 Comment
  RSA83415  Dudleya lanceolata F. W. Peirson 1919-7-1 518 Los Angeles Fish Canyon 274 Comment
  CAS-BOT-BC109760  Dudleya virens Jim Dice; Rowena Thompson; Bob Thompson 1983-6-7 351 Los Angeles Point Vicente, 0.4 km. east of lighthouse. Along south edge of Palos Verdes Drive South. 67 Comment
  CAS-BOT-BC471242  Dudleya virens Reid Moran 1972-5-27 19143 Los Angeles Seabluffs just E of Pt. Vicente, to 50 m. 50 Comment
  UC1593823  Dudleya virens Jim Dice, Rowena Thompson and Bob Thompson 1983-6-7 351 Los Angeles 0.4 km e lighthouse (on n facing slope along edges os Palos Verdes Dr South); Point Vincente 67 Comment
  RSA135890  Dudleya virens P. H. Raven 1962-5-8 17607 Los Angeles San Clemente Island, 1.8 miles S of Eel Point Comment
  SD215468  Dysphania botrys Louise C. Wheeler 1946-8-27 6250 Los Angeles San Gabriel Mountains: Angeles Forest Highway opposite junction of Mill Creek and Big Tujunga Canyon. 868 Comment
  SFV12546  Dysphania pumilio M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 860 Los Angeles San Fernando Valley Big Tujunga Wash. Just behind Hansen Dam. 305 Comment
  CAS-BOT-BC197143  Echinochloa crus-galli Scott White 1994-7-18 2287 Los Angeles San Gabriel Mountains: San Dimas Canyon; along San Dimas Wash 335 Comment
  RSA727261  Echinochloa crus-galli T. B. Salvato, Sarah Flack 2007-8-8 3033 Los Angeles San Gabriel Mtns: East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2012 Comment
  SFV21097  Echinochloa crus-galli L. Gross, W. Law 2000-8-8 252 Los Angeles San Fernando Valley Big Tujunga Wash east of Hansen Dam. East of Orcas Park along river (just north of Wentworth Street but not as far as Tujunga ponds. 325 Comment
  UCR270025  Ehrharta calycina R. G. Swinney 2011-3-22 14177 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  UC1922853  Ehrharta erecta R. E. Riefner Jr. 2000-8-29 00 -764 Los Angeles La Tuna Canyon, N of La Tuna Canyon Rd., along La Tuna Creek S of 210 Freeway and approx. 1.5 mi W of Freeway intersection. Comment
  RSA0047334  Eleocharis palustris Orlando Mistretta 1996-4-23 1960 Los Angeles Monrovia Peak. Comment
  IRVC29011  Eleocharis parishii A. C. Sanders, Mark Elvin 2002-6-25 25287 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
  UCR182687  Elymus R. G. Swinney 1997-8-6 5774 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  RSA0072139  Elymus condensatus L. W. Scott 1967-9-21 s.n. Los Angeles Glendale College. 243 Comment
  POM50623  Elymus elymoides A. D. E. Elmer 1902-06 3749 Los Angeles Lancaster. Comment
  RSA645704  Elymus elymoides A. C. Sanders, E. J. Lott 1993-5-6 13956 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F''., (34 deg 45'N, 118 deg 09'W; [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 701 Comment
  UCR127002  Elymus elymoides A. C. Sanders, Mark A. Elvin 2003-6-18 26942 Los Angeles Santa Susana Mountains, along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch 854 Comment
  UCR189972  Elymus elymoides R. G. Swinney 1998-8-27 6820 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA0097170  Elymus glaucus subsp. glaucus R. G. Swinney 2011-6-1 14973 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA773234  Elymus trachycaulus subsp. trachycaulus R. F. Thorne, John Dourley 1967-10-10 37362 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  RSA596832  Emmenanthe penduliflora Tim S. Ross, J. Mark Porter 1995-5-4 8468 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  RSA653775  Emmenanthe penduliflora J. Bogdanoff-Lord 1989-5-5 3 f Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line & Mills, Claremont, on west side of Mt. Baldy Road. Comment
  SFV13263  Emmenanthe penduliflora M. J. Thor 1983-4-16 169 Los Angeles Mojave Desert Palmdale, north of Little Rock, Mount Emma Road. West facing slope by roadside. 945 Comment
  UC1124262  Emmenanthe penduliflora A. D. Gifford 1934-5-8 212 Los Angeles 3 miles W and 1 mile N of Castro Peak; Triunfo Pass Quad. 457 Comment
  RSA0036298  Emmenanthe penduliflora var. penduliflora LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6978 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
  SEINET10615744 Image available Encelia actoni Adolph D. E. Elmer Elmer 3724 Los Angeles Comment
  OBI69366  Encelia californica John Knapp, Denise Knapp 2002-11-27 9 Los Angeles Santa Catalina Island 3 Comment
  RSA348071  Encelia californica Dave Kelly, Walter Wisura 1986-4-30 4114 Los Angeles Baldwin Hills, near radio towers above Co. park off La Cienega Blvd. Comment
  SBBG39616  Encelia californica E. R. Blakley 1963-4-7 5507 Los Angeles N slope of ridge between Little Harbor and Cottonwood Cyn 45 Comment
  RSA607227  Ephedra nevadensis L. C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge. 1494 Comment
  RSA679877  Ephedra nevadensis LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 858 Los Angeles Big Rock Creek, North and East of Valyermo Ranger Station, off Big Pines Highway 1143 Comment
  RSA597978  Ephedra viridis L. C. Wheeler 1970-3-28 s.n. Los Angeles Liebre Mountains. 1 mi. south of Ravenna, Father Garrett's Boys Ranch 793 Comment
  UCR185587  Ephedra viridis A. C. Sanders 2007-4-25 33580 Los Angeles Tehachapi Mtns., Oso Canyon, 0.25 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1159 Comment
  UCR182755  Epilobium R. G. Swinney 1997-7-22 5711 Los Angeles San Gabriel Mtns, Government Canyon, west of Wrightwood, 0.75 mi. west of San Bernardino Co. line at Hwy 2, Blue Ridge Mtn. area 2195 Comment
  UC1964681  Epilobium canum H. M. Beard, R. S. Beard 1959-11-28 Los Angeles Topanga Canyon, ca 1/4 mi on Highway 27, S of Topanga post office. Comment
  CAS-BOT-BC166137  Epilobium canum subsp. canum I. M. Johnston 1917-11-29 1802 Los Angeles Evey [Canon] Canyon Comment
  SBBG60101  Epilobium canum subsp. canum R. Hoffmann 1931-10-1 Los Angeles near Oak's Garage, Mint Cyn Comment
  SFV20798  Epilobium canum subsp. canum L. Gross, V. Soza, N. Gilbert 2000-10-18 283 Los Angeles Verdugo Mountains Chandler Fire Road. On steep roadcut near above coordinates. 549 Comment
  UCR128016  Epilobium canum subsp. canum Mark A. Elvin 2003-8-13 2981 Los Angeles NE end of the Santa Susana Mtns., Newhall Ranch, Potrero Canyon south of Potrero Creek 360 Comment
  UCR270037  Epilobium canum subsp. canum R. G. Swinney 2011-7-21 15540 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  CAS-BOT-BC171916  Epilobium canum subsp. latifolium Charles F. Richter 1920-9-1 s.n. Los Angeles Mt. Islip, San Gabriel Mts. Comment
  RSA228967  Epilobium canum subsp. latifolium Robert F. Thorne 1971-8-25 41327 Los Angeles San Gabriel Mountains, Angeles National Forest: near Windy Spring on N slope of Mt. Islip. 2256 Comment
  RSA330813  Epilobium canum subsp. latifolium Wayen E. Sawyer 1981-7-7 82 Los Angeles Angeles National Forest: Ca Hwy 2 between Dawson saddle and junction of Ca Hwy 39, 2.75 mi. from Dawson Saddle. Comment
  RSA448519  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-8-30 32 Los Angeles San Antonio Canyon, San Gabriel Mountains. 945 Comment
  RSA588502  Epilobium canum subsp. latifolium Fordyce Grinnell Jr. 1917-8-29 s.n. Los Angeles Mt. Waterman Ridge. Comment
  RSA761145  Epilobium canum subsp. latifolium R. G. Swinney 2008-10-10 9568 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  UCR125947  Epilobium ciliatum A. C. Sanders, Mark Elvin 2002-6-19 25173 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  RSA448498  Epilobium ciliatum H. E. Hasse 1906-7-15 s.n. Los Angeles Los Angeles. Comment
  RSA311279  Epilobium ciliatum subsp. ciliatum Robert F. Thorne, M. Z. Thorne 1969-7-10 38415 Los Angeles Along Mescal Creek. 2043 Comment
  UCR271145  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-9-27 15697 Los Angeles San Gabriel Mountains, Dorr Canyon, 0.52 mile due N of Throop Peak, 1 road-mile SE of Dawson Saddle, from road to 150 m up canyon bottom 2384 Comment
  RSA0127464  Epilobium ciliatum subsp. ciliatum Louis C. Wheeler 1967-7-18 10103 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  SEINET9079207 Image available Epilobium ciliatum subsp. ciliatum Harry L. Bauer 1928-1 [s.n.] Los Angeles Long Beach Comment
  SBBG122061  Epilobium pygmaeum A. Parikh, N. Gale 2003-5-24 741 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  UCR259180  Epipactis gigantea R. G. Swinney 2010-6-23 13371 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  POM308103  Epipactis gigantea Henry J. Ramsey, Henry J. Ramsey 1937-7-18 2947 Los Angeles Soldiers Creek, San Gabriel Mountains Comment
  RSA381702  Epipactis gigantea George R. Johnstone 1932-10-23 16042 Los Angeles San Gabriel Mountains. Indian Canyon. Comment
  CAS-BOT-BC58001  Equisetum I. M. Johnston 1917-8-24 1723 Los Angeles San Antonio Mountains. 1981 Comment
  LA33494  Equisetum laevigatum Peter H. Raven; 1959-10-25 14701 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  RSA701049  Equisetum laevigatum Steve Boyd, Amber Maurice 2004-5-18 11332 Los Angeles Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain. 610 Comment
  SBBG77009  Equisetum telmateia subsp. braunii F. R. Fosberg 1931-4-15 R 89 Los Angeles Eagles Nest, Middle Ranch Cyn 180 Comment
  POM247961  Equisetum telmateia var. braunii F. R. Fosberg 1931-4-15 R 89 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  SD241687  Eragrostis mexicana A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37017 Los Angeles San Gabriel Valley: San Gabriel River channel between Ramona Blvd., and Lower Azusa Road, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines (Baldwin Park 7.5'Q) 96 Comment
  SBBG71519  Eremalche exilis R. Hoffmann 1925-5-16 Los Angeles Palmdale Comment
  RSA421556  Eremocarpus setiger Samuel R. Tyson 1943-7-7 s.n. Los Angeles San Dimas Canyon 457 Comment
  CAS-BOT-BC514256  Eriastrum densifolium subsp. austromontanum John Thomas Howell 1947-7-18 23379 Los Angeles San Gabriel Mts.: Mill Creek 1219 Comment
  UCR84579  Eriastrum densifolium subsp. densifolium T. S. Ross 1992-7-17 6720 Los Angeles San Gabriel Mtns., Summit of Condor Peak. 1660 Comment
  CAS-BOT-BC514370  Eriastrum densifolium subsp. elongatum Ernest C. Twisselmann 1955-8-10 2327 Los Angeles San Emigdio Range: Upper Castaic Valley 1226 Comment
  RSA0048224  Eriastrum densifolium subsp. elongatum Sol Karlin 1965-4-24 s.n. Los Angeles Big Tujunga Wash, San Gabriel Mts. 609 Comment
  IRVC28918  Eriastrum densifolium subsp. mohavense Karlin G. Marsh 1990-6-12 s.n. Los Angeles Santa Clara River, "Canyon Country". Transverse Ranges 451 Comment
  SEINET8242388  Eriastrum pluriflorum Philip A. Munz 1933-5-13 12925 Los Angeles desert 10 miles south of Muroc. Comment
  RSA0120056  Eriastrum pluriflorum subsp. sherman-hoytiae Thos. Craig 1941-11-5 s.n. Los Angeles Lancaster. Comment
  LA52314  Eriastrum sapphirinum Carl Epling; M. Epling 1935-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR192887  Eriastrum sapphirinum R. G. Swinney 1998-7-6 6274 Los Angeles San Gabriel Mtns., Mescal Canyon, 2.3 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1646 Comment
  UCR222990  Eriastrum sapphirinum R. G. Swinney 2009-5-5 10639 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  RSA0122864  Eriastrum sapphirinum subsp. brevibracteatum R. G. Swinney 2008-6-4 8939 Los Angeles San Gabriel Mtns: Devils Punchbowl Co. Park, 0.2 mile north of park headquarters/nature center. 1430 Comment
  RSA0122081  Eriastrum sapphirinum subsp. sapphirinum William Greenberg 1939-7-24 s.n. Los Angeles Santa Monica Canyon. Comment
  SBBG62818  Ericameria cooperi var. cooperi R. Hoffmann 1927-6-12 Los Angeles Pine Cyn Comment
  RSA590923  Ericameria linearifolia Orlando Mistretta 1994-4-12 1013 Los Angeles San Gabriel Mountains, Little Rock Creek. Slopes E of Little Rock Reservoir. 1005 Comment
  SEINET3146539  Ericameria monactis H. M. Hall, H. P. Chandler 1906-6-11 7389 Los Angeles near Lancaster; S CA Comment
  UCR209431  Ericameria nauseosa subsp. consimilis R. G. Swinney 2008-9-12 9443 Los Angeles San Gabriel Mtns., Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  CAS-BOT-BC298901  Ericameria nauseosa var. bernardina Marcus E. Jones 1926-9-12 s.n. Los Angeles Swartout Valley, San Gabriel Mts Comment
  CAS-BOT-BC299017  Ericameria nauseosa var. hololeuca F. R. Fosberg 1931-7-11 7057 Los Angeles Near Reservoir Summit, Ridge Route, Western Sierra Madre Mts 1200 Comment
  JEPS21545  Ericameria nauseosa var. mohavensis W. L. Jepson 1941-10-28 20648 Los Angeles Peace Valley Comment
  SFV18747  Ericameria nauseosa var. mohavensis J. N. Hogue 2003-10-11 208 .1 Los Angeles Mojave Desert Antelope Valley, Lancaster. Intersection of Ave. I and 60th Street West. 716 Comment
  RSA748458  Ericameria nauseosa var. oreophila R. G. Swinney 2001-8-18 8058 Los Angeles Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge. 2250 Comment
  RSA616537  Ericameria palmeri var. pachylepis Scott D. White 1995-10-19 3715 Los Angeles S edge of Santa Susana Mts., above Chatsworth, +/- 0.1-0.4 air mi N of Chatsworth Oaks Park (on Valley Circle Blvd.); 0.7-1.0 air mi SE of Chatsworth Peak. 370 Comment
  RSA630264  Ericameria parishii Scott D. White, David E. Bramlet 1998-8-11 7027 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  JEPS30502  Ericameria parishii var. parishii Peter H. Raven and Henry J. Thompson 1959-10-31 14722 Los Angeles 5.8 mi n Sunset Boulevard; Santa Monica Mountains, Mandeville Canyon 365 Comment
  RSA0102547  Ericameria parryi Richard G. Swinney 2010-9-30 13953 Los Angeles San Gabriel Mountains: 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon. 2305 Comment
  UCR259652  Ericameria parryi R. G. Swinney 2010-10-8 14004 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  CAS-BOT-BC293126  Ericameria pinifolia Louis C. Wheeler 1931-10-17 260 Los Angeles Thompson Creek Wash 411 Comment
  UC1536031  Ericameria pinifolia Robert F. Thorne, M. Z. Thorne 1966-11-1 41378 Los Angeles near Mt. Baldy Village; San Gabriel Mts., Angeles National Forest, San Antonio Canyo Comment
  UCR108196  Ericameria pinifolia Valerie Soza, M. E. Siqueiros D. 1997-3-19 16 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Blvd. west of main paved road, north of Foothill Blvd. 412 Comment
  UCR125608  Ericameria pinifolia A. C. Sanders 2003-5-22 26822 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel 171 Comment
  UCR209867  Erigeron breweri R. G. Swinney 2008-7-13 9193 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, middle fork of Bell Canyon at debris basin 762 Comment
  UCR61070  Erigeron breweri var. bisanctus R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 396 Comment
  SFV13410  Erigeron breweri var. breweri W. M. Perry 1980-7-19 82 Los Angeles San Gabriel Mountains Saddle between Mount Baldy and Mount Harwood. 2896 Comment
  UCR194620  Erigeron foliosus R. G. Swinney 1998-8-13 6750 Los Angeles San Gabriel Mtns., summit of Iron Mountain 2427 Comment
  UCR209898  Erigeron foliosus R. G. Swinney 2008-7-24 9280 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  CAS-BOT-BC296200  Erigeron foliosus var. foliosus L. R. Abrams 1917-7-8 6614 Los Angeles Topanga Canyon, Santa Monica Mountains Comment
  SJSU3878  Erigeron foliosus var. foliosus C. W. Sharsmith 1964-1-1 7177 Los Angeles near head of Bear Canyon (Arroyo Seco drainage), San Gabriel Mountains 1371 Comment
  POM357475  Erigeron foliosus var. foliosus Fordyce Grinnell Jr. 1910-7-10 1931 Los Angeles West Fork Divide, San Gabriel Mts. Comment
  UCR281478  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-28 s.n. Los Angeles Palos Verdes Peninsula, Glory Trail east of Crenshaw Blvd. in Rolling Hills 242 Comment
  RSA600215  Erigeron foliosus var. stenophyllus Steve Boyd, Lauren Raz 1997-5-28 9900 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  RSA771615  Erigeron foliosus var. stenophyllus R. F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42196 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  CHSC12142  Eriodictyon crassifolium L. M. Mayer 1973-4-21 102 Los Angeles In open canyon floor, ca 2 yds from the rd through Big Tujunga Canyon, ca 3.5 mi ne of the intersection of Foothill Blvd and Mt Gleason Ave. 518 Comment
  UCD119236  Eriodictyon crassifolium Elise Jackson 1993-4-30 32 Los Angeles Newhall, E. side of The Old Road, 1/2 mi. so. Of Calgrove Blvd. 396 Comment
  POM17613  Eriodictyon crassifolium var. nigrescens P. A. Munz 1923-3-10 7323 Los Angeles Palmer Canyon Wash, north of Claremont. Wash west of North Indian Hill Boulevard. Comment
  UC73708  Eriodictyon crassifolium var. nigrescens Pupils of Los Angeles High School June 1902 Los Angeles South Pasadena Comment
  UCR259916  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-3-16 11945 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
  CAS-BOT-BC222689  Eriodictyon trichocalyx P. A. Munz 1918-5-16 2250 Los Angeles Claremont Comment
  RSA608638  Eriodictyon trichocalyx Louis C. Wheeler 1931-3-29 s.n. Los Angeles Base of San Gabriel Mountains: San Dimas Wash. Comment
  SD41981  Eriodictyon trichocalyx D. F. Howe 1947-5-5 1530 Los Angeles San Gabriel Mountains (North face): Pallett Creek. Comment
  UCR108201  Eriodictyon trichocalyx Valerie Soza, M. E. Siqueiros D. 1997-3-19 15 Los Angeles San Gabriel Mtns., Claremont, Bernard Field Station of the Claremont Colleges, located on the NW corner of Mills Avenue and Foothill Blvd. west of main paved road, north of Foothill Blvd. 412 Comment
  UCR223170  Eriodictyon trichocalyx R. G. Swinney 2009-7-22 11323 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA393073  Eriogonum angulosum T. W. Minthorn 1925-5-30 s.n. Los Angeles Near Palmdale. Comment
  UCR102412  Eriogonum baileyi var. baileyi Steve Boyd 1997-9-10 10032 Los Angeles Liebre Mountains Region, High point of Liebre Mountain near old radio tower site, at divide between Horse Camp Canyon and Castaic Creek watershed 1744 Comment
  RSA66483  Eriogonum brachyanthum F. W. Peirson 1928-9-4 8185 Los Angeles East of Palmdale. Comment
  RSA393149  Eriogonum cinereum Unspecified 1923-7-12 s.n. Los Angeles Topanga Canyon. Comment
  UC527612  Eriogonum cinereum C. B. Wolf 1931-1-25 2244 Los Angeles along Beverly Blvd., on grade leading down into Santa Monica Canyon 45 Comment
  UC534869  Eriogonum cinereum Mrs. H. P. Bracelin 1931-10-11 570 Los Angeles about 1 1/2 mi e ocean beach (Lower Topenga Canyon); Santa Monica Mts., Lower Topenga Canyon Comment
  CAS-BOT-BC241930  Eriogonum cithariforme Timothy S. Ross; Steve Boyd; Steve Burns 1994-7-7 8144 a Los Angeles Liebre Mountains: vicinity of West Summit (construed as knoll ca 85 m S of intersection of sectiosn 3,4,9,10) 1708 Comment
  RSA588139  Eriogonum cithariforme var. agninum Orlando Mistretta 1994-5-23 1234 Los Angeles Little Rock Creek, drainage E of Creek and N of Forest Rd. 4N15. 1311 Comment
  RSA605506  Eriogonum clavatum Louis C. Wheeler 1968-5-28 s.n. Los Angeles San Gabriel Mountains: San Andreas Rift Zone at 106th Street East. 1052 Comment
  CAS-BOT-BC242748  Eriogonum davidsonii Timothy S. Ross; Steve Boyd; Peter W. Fritsch 1990-6-11 3384 Los Angeles San Gabriel Mountains. Little Rock Creek: Joshua Tree Campground on the SW side of Little Rock Reservoir 1002 Comment
  SBBG121871  Eriogonum davidsonii A. Parikh, N. Gale 2005-5-19 772 Los Angeles North Sierra Pelona, 3.3 km S of California Aqueduct, 5 km W of St Hwy 14 1175 Comment
  SD143792  Eriogonum davidsonii David Charlton 1989-10-7 4119 Los Angeles San Gabriel Mtns., Lake Hughes, Highway N-2 along San Andreas Fault W of Lancaster 915 Comment
  UCR34476  Eriogonum davidsonii G. F. Pratt 1984-7-24 s.n. Los Angeles San Gabriel Mountains, Mt. Harwood, just above Mt. Baldy Ski Lodge 2591 Comment
  UCR245425  Eriogonum elongatum Elizabeth A. Kempton, Eric Paul 2006-8-11 441 Los Angeles San Gabriel Mountains, Angeles National Forest, along Hwy 2 at turnout 719 Comment
  RSA0041497  Eriogonum fasciculatum Ron Martinolich 1991-4-7 39 Los Angeles Los Angeles, Griffith Park, north on Vista Del Valle Dr. from west (upper) trailhead of Bee Rock Trail, ca. 0.4 mi., east side of road. Comment
  SD107889  Eriogonum fasciculatum var. fasciculatum Robert F. Thorne, D. Propst, M. Haefs 1974-9-12 45110 Los Angeles Santa Catalina Island: halfway between airport and Rancho Escondido on clayey ground along well-traveled paved highway 274 Comment
  JEPS56983  Eriogonum fasciculatum var. foliolosum Elizabeth Day Palmer 1908-8-15 Los Angeles Los Angeles Comment
  RSA393414  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan 1930-10-22 3427 Los Angeles Bouquet canyon, 4 miles above mouth. Comment
  RSA610551  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  UC1922315  Eriogonum fasciculatum var. foliolosum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 818 Los Angeles Transverse Ranges; Verdugo Mountains region; Verdugo Mountains, south side: Stough Canyon, along Stough Canyon Avenue (Walnut Avenue) before gate to nature center, W of De Bell Municipal Golf Course. Near 34deg 12' 37.7'' N 118deg 18' 15'' W T2N R14W SW/4 sec. 36. Elev. 1300 Feet. Comment
  UC161739  Eriogonum giganteum F. M. Reed 1909-7-3 2799 Los Angeles crest of island s of Avalon; Catalina Island 365 Comment
  RSA0084781  Eriogonum gracile R. G. Swinney 2010-6-23 13309 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  CAS-BOT-BC261096  Eriogonum gracillimum James L. Reveal 1988-5-17 6798 Los Angeles Antelope Valley, along G Street 0.2 mile east of G Street on teh south side of teh highway and General W.J. Fox Airport, about 5.5 air miles west-northwest of Lancaster 731 Comment
  UCSB1437  Eriogonum gracillimum Wedberg, H. 1958-4-13 Los Angeles Near Pearblossom Comment
  SD48933  Eriogonum grande var. grande Reid Moran 1958-9-15 6827 Los Angeles West slope of canyon, 1.8 miles SW of Eel Point, San Clemente Island 99 Comment
  SEINET7042259  Eriogonum microthecum A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  CAS-BOT-BC268788  Eriogonum mohavense A. D. E. Elmer 1902-6-1 3651 Los Angeles Lancaster Comment
  JEPS97057  Eriogonum nudum var. pauciflorum unknown 1928-7-9 Los Angeles Pine Canyon northern Los Angeles Co. Comment
  RSA393050  Eriogonum parishii Christopher Davidson 1974-8-1 2520 Los Angeles San Gabriel Mountains, Angeles National Forest: on Angeles Crest Highway, west of Islip Saddle 2134 Comment
  SBBG65435  Eriogonum reniforme R. Hoffmann 1929-4-5 Los Angeles Palmdale Comment
  CAS-BOT-BC253056  Eriogonum roseum Timothy S. Ross; Steve Boyd 1994-6-23 8045 Los Angeles 5514-ft summit and immediately adjacent slopes, Sawmill Mountain, Liebre Mountains 1680 Comment
  UCSB1508  Eriogonum roseum Hoffmann, Ralph 1927-9-21 Los Angeles Gorman's Comment
  JEPS22762  Eriogonum saxatile Rimo Bacigalupi with Reino Alava 1958-7-20 6420 Los Angeles Kratka Ridge Angeles National Forest, San Gabriel Mts., Little Rock Creek (base of scree slope on n face, upper slopes of canyon, about 1 mi w of Cedar Spring) 2072 Comment
  RSA597740  Eriogonum saxatile Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3796 Los Angeles San Gabriel Mountains: low saddle between Crystal Lake and the depression to its SSW. 1704 Comment
  RSA617229  Eriogonum saxatile LeRoy Gross 1998-8-22 48 Los Angeles Top of Mt. Baden-Powell. 2866 Comment
  UC188017  Eriogonum saxatile Geo. L. Moxley 1915-7-23 429 Los Angeles near summit of Strawberry Peak; San Gabriel Mts. 1874 Comment
  UC6445  Eriogonum saxatile J. H. Barber 1897-7-11 242 Los Angeles summit of Mt. Gleason Mt. Gleason Comment
  RSA65304  Eriogonum thurberi F. W. Peirson 1930-5-30 8901 Los Angeles shade of oaks, Mint Canyon 610 Comment
  RSA760603  Eriogonum umbellatum R. G. Swinney 2008-8-13 9402 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  RSA755829  Eriogonum wrightii R. G. Swinney 2008-10-7 9482 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  POM280035  Eriogonum wrightii var. subscaposum Victor Duran 1933-7-28 3540 Los Angeles Buckhorn, San Gabriel Mountains 1982 Comment
  SBBG125839  Eriogonum wrightii var. subscaposum A. Parikh, N. Gale 2010-5-26 3224 Los Angeles Sierra Pelona, 3.9 km W of State Hwy 14, 1.4 km SW of California Aqueduct 983 Comment
  RSA420583  Eriogonum wrightii var. subscaposum H. de Forest 1932-10-16 16769 Los Angeles Barley Flats. San Gabriel Mountains, Angeles National Forest. Comment
  CAS-BOT-BC297967  Eriophyllum confertiflorum V. W. Steinman; T. S. Ross 1995-5-8 665 Los Angeles Liebre Mts, along Bouquet Canyon Rd, ca 1 km (by air) ENE of the Bouquet Guard Station and adjacent to Bouquet campground #3, W facing slope above the E side of the road 725 Comment
  CAS-BOT-BC297970  Eriophyllum confertiflorum Alice Eastwood 1906-5-27 s.n. Los Angeles Laurel Canyon Comment
  POM183627  Eriophyllum confertiflorum Joseph A. Ewan 1929-5-18 3422 Los Angeles Las Flores Canyon Comment
  RSA248837  Eriophyllum confertiflorum R. F. Thorne 1973-4-11 42848 Los Angeles San Clemente Island, middle portion of Norton Canyon. 274 Comment
  RSA592498  Eriophyllum confertiflorum Mark Hoefs, D. Propst 1973-3-14 119 Los Angeles Santa Catalina Island, sandy beach on W side of White's Landing 8 Comment
  RSA607001  Eriophyllum confertiflorum Leota Brice 1930-5-22 s.n. Los Angeles Palmdale. Comment
  RSA755632  Eriophyllum confertiflorum R. G. Swinney 2008-7-15 9206 Los Angeles Winston Peak. 2275 Comment
  UCR124433  Eriophyllum confertiflorum I. W. Clokey, B. C. Templeton 1929-1 4477 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR265014  Eriophyllum confertiflorum Mitch Provance, Callen Huff 2009-4-28 10669 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  SEINET8687232 Image available Eriophyllum confertiflorum G. B. Grant s.n. Los Angeles Pasadena Comment
  RSA0091349  Eriophyllum confertiflorum var. confertiflorum R. G. Swinney 2011-10-10 15730 Los Angeles east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UC566746  Eriophyllum pringlei H. L. Mason 1926-4-26 2997 Los Angeles 1 mi e Palmdale Comment
  RSA199014  Erodium cicutarium W. M. Gauntt 1966-3-31 119 Los Angeles 1 mile west of Cobal Canyon, north of Claremont. 427 Comment
  RSA654653  Erodium cicutarium Fred Brooks 1988-5-7 33 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff. Comment
  RSA630379  Erodium cicutarium Louis C. Wheeler 1967-5-15 9605 Los Angeles San Gabriel Mountains: Whitney Canyon near Newhall 488 Comment
  RSA608609  Erodium moschatum Louis C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, Shuler Canyon. 412 Comment
  RSA647952  Erodium moschatum Diane Elliott 1985-4-19 9 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  SEINET12182172  Erodium moschatum J. F. Bright, Wyman, C. 1933-1 8017 Los Angeles Comment
  RSA724807  Erysimum capitatum K. Dobry 1991-6-24 d- 735 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA773616  Erysimum capitatum R. G. Swinney 2009-6-24 11237 Los Angeles summit of Granite Mountain 1988 Comment
  RSA0011211  Erysimum capitatum Eileen McCollum 1932-4-10 s.n. Los Angeles El Segundo sand dune. Comment
  RSA587272  Erysimum capitatum var. capitatum Timothy S. Ross, S. D. Boyd 1990-5-17 2555 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  UCD115012  Erysimum capitatum var. capitatum Collector unknown 1923-5-22 274 Los Angeles Eaton Canyon, over Oak Flat. Comment
  UCSB2332  Erysimum capitatum var. capitatum Wedberg, Lee 1954-3-1 Los Angeles Millard Canyon, San Gabriel Mtns. 457 Comment
  POM554  Erysimum capitatum var. capitatum Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Desert Flats 915 Comment
  RSA311430  Erysimum capitatum var. capitatum Michael C. Long, J. E. Long 1974-4-20 s.n. Los Angeles Punchbowl County Park, SW of Headquarters Comment
  UC56905  Erysimum suffrutescens Ernest Braunton 1902-5-25 299 Los Angeles Hermosa Comment
  CHSC24204  Erythranthe cardinalis T. P. Spira 1976-7-12 62 Los Angeles White Fir Springs, off of Angeles Crest Hwy (2), Angeles National Forest. 1828 Comment
  SEINET255563 Image available Erythranthe guttata Jennifer H. Jones 2006-1 305 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns.: just in front of Claremont Wilserness Park, N end of Mills Avenue (Cobal Canyon) 497 Comment
  UC855147  Eschscholzia F. R. Fosberg 1931-4-1 S 4438 Los Angeles near Avalon; Santa Catalina Island, Hamilton Canyon 75 Comment
  RSA587073  Eschscholzia caespitosa Tim S. Ross 1993-5-16 7158 Los Angeles San Gabriel Mountains: Upper Monroe Road; ridgetop hillock on the divide between Persinger, Horse and Little Dalton canyons; ca 850-930 m NW of Horse Canyon Saddle. 1024 Comment
  RSA802566  Eschscholzia caespitosa Orlando Mistretta, Christine Mistretta 2011-7-6 5901 Los Angeles Fall Creek Canyon; tributary of N Fork Mill Creek, along Forest Road 3N27. 1239 Comment
  CAS-BOT-BC403163  Eschscholzia californica unspecified 1901-4-9 s.n. Los Angeles Avalon, Central Canon [Canyon] near pump, Santa Catalina Id. [Island] Comment
  UCSB31575  Eschscholzia californica Kato, Yoriko 1957-3-7 Los Angeles UCLA campus between Franz Hall and Library Comment
  RSA12414  Eschscholzia californica var. crocea Carl B. Wolf 1934-4-11 5627 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  UCR264736  Eschscholzia minutiflora Steve Boyd, Gary D. Wallace 2011-4-14 12319 Los Angeles Transverse Ranges; Liebre / San Gabriel Mountains region, Acton Wash ca. 3 km east of junction of Soledad Canyon Road and Crown Valley Road. 829 Comment
  CAS-BOT-BC92218  Eschscholzia ramosa Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Island. Comment
  JEPS20988  Eschscholzia ramosa F. W. Peirson 1923-4-11 3469 Los Angeles on bluff above sea San Clemente Isl. (Eagle Ranch Creek) Comment
  RSA627701  Eschscholzia ramosa Steven A. Junak 1978-4-16 SCa- 50 Los Angeles Santa Catalina Island. East side of ridge just west of Isthmus Cove Comment
  SD86333  Eschscholzia ramosa R. Beauchamp, M. Douglas 1972-3-24 3226 Los Angeles San Clemente Island, base of talus slope south of Eel Point. 24 Comment
  SFV21466  Eucalyptus camaldulensis L. Gross 2001-9-1 445 Los Angeles Verdugo Mountains North side of mountains. Along the bottom of Hostetter Mountain Way where road is paved, parallel with 210 freeway. 549 Comment
  IRVC26455  Eucrypta chrysanthemifolia A. C. Sanders, Mark A. Elvin, et al. 2003-3-5 25721 Los Angeles Newhall Ranch, canyon NE of "Grapevine Mesa," SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, W of "oil tanks" near BM 1073 NE end of Santa Susana Mtns. Comment
  RSA0107887  Eucrypta chrysanthemifolia Steven A. Junak, Keri Kirkland 1998-4-30 SCa- 554 Los Angeles Santa Catalina Island. Along Airport Road, at head of canyon above Hamilton Cove. 317 Comment
  UC1349359  Eucrypta chrysanthemifolia var. chrysanthemifolia Robert F. Thorne 1966-4-5 35840 Los Angeles s-facing slope above stream Cottonwood Canyon, Santa Catalina Island; Santa Catalina Island 106 Comment
  UC24016  Eucrypta chrysanthemifolia var. chrysanthemifolia J. H. Barber 1897-2-24 45 Los Angeles Santa Monica Experimental Station Comment
  UC56880  Eucrypta chrysanthemifolia var. chrysanthemifolia Ernest Braunton Apr 1902 243 Los Angeles Griffith Park Comment
  UCR276909  Eulobus californicus R. G. Swinney 2011-3-29 14253 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  UCR193943  Euphorbia A. C. Sanders 2008-7-10 35726 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  UCD142374  Euphorbia crenulata T. C. Fuller 1967-10-23 16495 Los Angeles UCLA, Westwood, Botanic Garden. Comment
  LA50646  Euphorbia maculata Monte Lloyd; 1950-7-11 500711 p1130 Los Angeles Campus of University of California at Los Angeles 121 Comment
  UCR261331  Euphorbia melanadenia R. G. Swinney 2010-3-24 12174 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  RSA603551  Euphorbia misera Sara L. Crockett 1997-4-1 629 Los Angeles Santa Catalina Island. 0.3 miles WNW on Two Harbors Road from jct. with upper road leading into Little Harbor CG; old road leading to power poles on N side of road. 46 Comment
  SBBG19143  Euphorbia misera M. A. Piehl 1963-12-7 631069 Los Angeles Pyramid Head 19 Comment
  RSA233602  Euphorbia spathulata R. F. Thorne 1970-3-5 39371 Los Angeles Santa Catalina Island, Blue Cavern Point 46 Comment
  CDA19095  Euphorbia terracina S. Williams 2001-3-22 PDR 053173 Los Angeles Southern California; Solstice Canyon Trail, Santa Monica Natural Recreation Area. 0 Comment
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May 30 2014
  CDA29953  Euphorbia terracina Michael O Brien 2009-7-26 s.n. Los Angeles Topanga State Beach: in flood plain of Topanga Creek, in an area that used to be a historic community of shacks, bungalows, and mobile homes. 0 Comment
  SBBG98647  Extriplex californica T. Ross 1991-5-20 5352 Los Angeles ca. 5500 ft S of Wilson Cove settlement; 2500' NW of the 750' Benchmark 185 Comment
  UCSB72274  Festuca microstachys Gross, LeRoy 2005-4-28 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma; East of Mt. Emma Road; then dropped off ridge into canyon bottom back to origin; see label for more details 1413 Comment
  CAS-BOT-BC500450  Ficus microcarpa R. E. Riefner, Jr. 2015-8-15 15 -222 Los Angeles City of Malibu, N side of Pacific Coast Hwy, E ca 0.25 mi from Coastline Dr.15 15 Comment
  RSA191102  Filago californica R. F. Thorne, M. Z. Thorne 1967-6-25 27091 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA393715  Filago californica M. B. Dunkle 1929-4-7 2103 Los Angeles White's Landing, Santa Catalina Island. Comment
  RSA599679  Filago californica Steve Boyd, Lauren Raz 1997-5-6 9698 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  RSA0042306  Filago californica Mark L. Hoefs, Steven A. Junak 2000-4-14 3069 Los Angeles Santa Catalina Island: Hillside about halfway between Airport Road and Goat Harbor. 469 Comment
  POM157959  Foeniculum vulgare George B. Grant 1904-08 s.n. Los Angeles Los Angeles. Comment
  RSA529903  Foeniculum vulgare T. S. Ross 1991-8-16 5810 Los Angeles along Angeles Crest Hwy., 1/5 mile from Mt. Sally summit 1524 Comment
  RSA339707  Forestiera pubescens Robert F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 55016 Los Angeles San Gabriel Mts: : Near mouth of Rock Creek, N slope of mountains 1204 Comment
  RSA588307  Forestiera pubescens Orlando Mistretta 1994-4-15 1038 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1037 Comment
  RSA157783  Frankenia grandifolia Peter H. Raven 1962-5-8 17631 Los Angeles Near western shore of island opposite Wilson Cove, San Clemente Island 30 Comment
  RSA391390  Frankenia grandifolia Anstruther Davidson 1890-08 s.n. Los Angeles [Los Angeles]? Comment
  CATA1365  Frankenia salina Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2484 Los Angeles Santa Catalina Island: Little Harbor 3 Comment
  RSA0022251  Fraxinus dipetala Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5113 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA464906  Fraxinus dipetala L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  OBI80787  Fraxinus velutina Luis Aguilar 2015-8-26 Los Angeles Peter Strauss Ranch, along Mulholland Hwy at northeast corner of the park. 230 Comment
  RSA230239  Fremontodendron californicum subsp. californicum Robert F. Thorne 1969-7-2 38344 Los Angeles San Gabriel Mountains, Angeles National Forest: slope above Vincent Gap on Angeles Crest Highway 2012 Comment
  UCR141140  Fremontodendron californicum subsp. californicum June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek site, Fenner Canyon 1768 Comment
  CAS-BOT-BC130250  Fritillaria biflora Munz; Street; Williams 1919-3-8 2302 Los Angeles Pomona Comment
  RSA367725  Fritillaria biflora K. Crawford 1949-3-29 s.n. Los Angeles Mulholland Drive and Fire Road #20, Santa Monica Mountains. Comment
  SD253513  Fumaria officinalis R. G. Swinney 2010-3-16 11956 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. 328 Comment
  UCR227652  Galium R. F. Thorne 1968-2-25 37914 Los Angeles Channel Islands, Santa Catalina Island, west end of 4th of July Cove 24 Comment
  CAS-BOT-BC223023  Galium angustifolium A. C. Sanders; T. B. Salvato 2009-5-29 37035 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
  UCR157921  Galium angustifolium Robert J. Steers 2005-5-8 16 Los Angeles South Coast, Palos Verdes Peninsula: on primarily south-facing hillside that is 200 ft west of Pirate Dr. along the north side of Forrestal Dr 183 Comment
  RSA582223  Galium angustifolium subsp. angustifolium Tim S. Ross, Steve D. Boyd 1992-7-5 6602 Los Angeles Red Mountain: E ridge of red Mtn, ca 530 m E of the summit. 1119 Comment
  RSA612591  Galium angustifolium subsp. angustifolium E. Lloyd 1933-5-5 s.n. Los Angeles Topanga Canyon. Comment
  POM296482  Galium angustifolium subsp. angustifolium Lyman D. Benson 1944-5-21 11724 Los Angeles Indian Hill, Claremont. 396 Comment
  POM367668  Galium angustifolium subsp. angustifolium G. R. Johnstone 1930-6-22 s.n. Los Angeles Ravenna; Soledad Canyon. Comment
  POM367681  Galium angustifolium subsp. angustifolium Marie Jensen 1931-7-10 16035 Los Angeles Griffith Park. Comment
  RSA0031454  Galium angustifolium subsp. angustifolium Orlando Mistretta, Christine Mistretta 2008-4-23 2529 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Structure 61 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1143 Comment
  RSA523168  Galium angustifolium subsp. angustifolium Tim S. Ross 1991-2-23 4104 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca. 1/5 air-mile WNW of Turnbull Canyon Rd x Skyline Drive. 308 Comment
  SD230289  Galium angustifolium subsp. nudicaule V. W. Steinmann 1996-6-17 914 Los Angeles Boundary of Los Angeles and San Bernardino Cos; San Gabriel Mountains, ca. 1 km (by trail) north-northwest of Bear Flat, along Baldy Trail to Mt. San Antonio 2000 Comment
  RSA580550  Galium aparine Tim S. Ross, Steve D. Boyd 1994-5-25 7897 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  UCR143169  Galium aparine M. B. Dunkle 1939-4-3 7220 Los Angeles Channel Islands, Chenetti Canyon, San Clemente Island Comment
  SD91997  Galium catalinense Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22683 Los Angeles San Clemente Island; on cliffs, west fork of Red Rock Canyon 280 Comment
  JEPS27192  Galium catalinense subsp. acrispum Reid Moran 1958-9-15 6822 Los Angeles canyon 1.8 mi se Eel Point; San Clemente Island 100 Comment
  RSA654340  Galium nuttallii subsp. nuttallii Valerie L. Soza, Laura Moore 2000-5-30 971 Los Angeles Liebre Mountains: San Francisquito Canyon, at Los Angeles Dept of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, W of San Francisquito Canyon Road. 488 Comment
  RSA0088158  Galium porrigens R. G. Swinney 2010-3-14 11903 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  POM246630  Galvezia speciosa F. R. Fosberg 1931-7-15 S 5415 Los Angeles Isthmus, Santa Catalina Island. 30 Comment
  RSA424705A  Galvezia speciosa Reid V. Moran 1941-2-18 584 Los Angeles San Clemente Island, Middle Ranch 350 Comment
  UCR265534  Gamochaeta pensylvanica Dan S. Cooper 2015-3-28 315- 30 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, just north of observatory 335 Comment
  RSA604405  Garrya veatchii Louis C. Wheeler 1936-6-23 4175 Los Angeles San Dimas Canyon. 732 Comment
  RSA632869  Garrya veatchii Robert F. Thorne 1971-6-26 40612 Los Angeles San Gabriel Mts., Angeles National Forest: Clear Creek branch of Big Tujunga Canyon along Angeles Forest Road near Clear Creek School Camp. 1037 Comment
  UCR131599  Gastridium ventricosum L. C. Wheeler 1932-6-4 803 Los Angeles San Gabriel Mtns., Liveoak Canyon 518 Comment
  SD69607  Gaura drummondii Robert F. Thorne 1966-6-1 36478 Los Angeles Santa Catalina Island; Avalon. 29 Comment
  RSA773998  Gayophytum R. G. Swinney 2009-7-22 11308 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UCR209969  Gayophytum R. G. Swinney 2008-7-15 9228 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA586697  Gayophytum diffusum subsp. parviflorum Orlando Mistretta, Mark A. Elvin 1995-6-20 1799 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  UCR241703  Gazania linearis Dan S. Cooper 2012-9-6 912- 79 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  UCR258927  Gazania linearis R. G. Swinney 2010-4-20 12276 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  CATA2063  Genista linifolia Steven A. Junak, Keri Kirkland 1998-7-17 785 Los Angeles Santa Catalina Island: Lower portion of Silver Canyon, just downstream from lowest fork, ca. 0.3 miles inland from beach 24 Comment
  LA211190  Genista monspessulana Arthur C. Gibson; Barry A. Prigge 2008-4-16 5338 Los Angeles SANTA MONICA MOUNTAINS, Santa Inez Canyon. Comment
  UCR185591  Gilia A. C. Sanders 2007-4-25 33587 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  UCR253912  Gilia Mitch Provance 2010-5-11 0510- 16 Los Angeles Westernmost Mojave Desert, south of Hwy 138 between Quail Lake and Neenach 960 Comment
  UCD117618  Gilia achilleifolia James Henrickson 1963-4-30 1233 Los Angeles Evey Canyon, northeast of Claremont, along road to Mt. Baldy. 792 Comment
  RSA249809  Gilia aliquanta subsp. aliquanta R. F. Thorne, C. W. Tilforth 1973-4-20 43023 Los Angeles San Gabriel Mountains, Mojave Desert slope: 1 mile N of Bob's Gap, 3.2 miles S of Llano, N slope of Holcomb Ridge. 1143 Comment
  RSA599510  Gilia brecciarum subsp. brecciarum Steve Boyd, Lauren Raz 1997-3-26 9335 Los Angeles Liebre Mountains Region: Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1098 Comment
  RSA621043  Gilia brecciarum subsp. jacens J. Mark Porter 1998-4-27 11830 Los Angeles Antelope Valley: 170th St. East. Comment
  RSA470178  Gilia cana subsp. cana Anstruther Davidson s.n. Los Angeles Rock Creek. Comment
  RSA470216  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1895-5-6 s.n. Los Angeles Manzana. Comment
  RSA470228  Gilia capitata subsp. abrotanifolia Geo Cantwell 1930-05 s.n. Los Angeles Mint Canyon. Comment
  UC23357  Gilia capitata subsp. abrotanifolia J. H. Barber 1897-4-20 144 Los Angeles near Pomona (Expt Station); near Pomona Comment
  UCR191198  Gilia diegensis R. G. Swinney 1999-7-5 7530 Los Angeles San Gabriel Mtns., Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines Hwy at a point 0.5 mi. west of junction of Hwy 2 1866 Comment
  UCR119742  Gilia latiflora B. G. Pitzer 1998-5-12 3677 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
  UCD117780  Gilia latiflora subsp. davyi Daryl Koutnik 1978-3-23 130 Los Angeles north side of State Highway 18 and just west of Llano. 975 Comment
  UCR197719  Gilia latiflora subsp. davyi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 90 Los Angeles Transverse Ranges; San Gabriel Mountains, south edge of Bob's Gap, on slopes and roadside, and down in the wash 1433 Comment
  UCR280857  Gilia latiflora subsp. davyi R. G. Swinney 2014-4-23 16153 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  CAS-BOT-BC226404  Gilia latiflora subsp. latiflora J. Mark Porter 1998-4-27 11829 Los Angeles Antelope Valley: 170th St. East, N. of Pearblossom Hwy. Comment
  SBBG5868  Gilia latiflora subsp. latiflora H. and M. Dearing 1949-4-27 6761 Los Angeles W Mojave Desert [near Lancaster?] Comment
  UCSB31639  Gilia latiflora subsp. latiflora Griesel, Wesley 1962-4-11 Los Angeles Little Rock Dam; Mojave Desert 975 Comment
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Feb 6 2012
  UC1929545  Gilia leptantha subsp. transversa Valerie Soza, Naomi Fraga 2003-6-13 1669 Los Angeles Transverse Ranges; San Gabriel Mountains region; Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06; Mount San Antonio quad.; T3N R7W S18, SW/4; UTM 3800050N, 0439579E; elev. 8300 ft 2530 Comment
  RSA77387  Gilia minor E. K. Balls 1952-4-26 8519 Los Angeles 9.7 miles NE & W of Desert Springs, along Hwy 138 to Palmdale. 1067 Comment
  RSA721876  Gilia modocensis J. Mark Porter 1998-4-27 11825 Los Angeles North Slope San Gabriel Mtns.: Z9 Road, off Largo Vista. 1371 Comment
  UC908890  Gilia modocensis Herbert L. Mason 1926-4-27 3033 Los Angeles Rock Creek San Gabriel Mts., Rock Creek Comment
  CAS-BOT-BC225496  Gilia nevinii L. R. Abrams; I. L. Wiggins 1931-7-6 372 Los Angeles Vicinity of Mosquito Harbor, San Clemente Is. Comment
  UC964781  Gilia ochroleuca subsp. bizonata Herbert L. Mason 1926-4-26 2967 Los Angeles Summit of 1st Grade, Mint Canyon Road Mint Canyon Road Comment
  RSA0016261  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd 1994-6-23 8051 Los Angeles Sawmill Mountain: 5514-ft summit and immediately adjacent slopes. 1665 Comment
  RSA0017146  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1994-5-31 1262 Los Angeles San Gabriel Mountains: Santiago Canyon: N slope of Pacifico Mountain. 2119 Comment
  UC908822  Gilia ochroleuca subsp. ochroleuca Herbert L. Mason 1926-4-26 2987 Los Angeles along rd between Vincent and Palmdale; Mohave Desert, along rd btw Vincent and Palmdale Comment
  UC908885  Gilia ochroleuca subsp. vivida Frank W. Peirson 1928-6-2 7934 Los Angeles S Fork Rock Cr , S. Fork Rock Cr. (San Gabriel Mts.) 1981 Comment
  RSA0017173  Gilia ochroleuca subsp. vivida I. M. Johnston 1917-6-20 1265 Los Angeles Baldy Lookout of USFS. 2134 Comment
  PASA723  Gilia tricolor J. E. Giguette May, 26 Los Angeles Flintridge Comment
  RSA469700  Gilia tricolor subsp. diffusa H. de Forest 1930-3-26 s.n. Los Angeles Foothill Blvd. Comment
  UC530091 Image available Githopsis gilioides Frank W. Peirson 1925-4-23 5780 Los Angeles forks San Gabriel River San Gabriel Mountains, San Gabriel River; San Gabriel Mts., Los Angeles Co. 533 Comment
  CAS-BOT-BC303871  Gnaphalium Alice Eastwood 1915-8-25 4904 Los Angeles Duarte Comment
  POM358777  Gnaphalium californicum F. R. Fosberg 1931-4-2 4449 Los Angeles Santa Catalina Island. Camp Frost 300 Comment
  UCR91445  Gnaphalium californicum Scott D. White 1995-2-7 2536 Los Angeles San Gabriel Mtns., Santa Susana Mtns, Sunshine Canyon, directly west of Hwy I-5 just south of interchange with Hwy 14 457 Comment
  CLARK-A1528-1850  Gnaphalium chilense John C. Roos 1942-5-23 1059 Los Angeles San Gabriel Mountains Comment
  RSA0108879  Gnaphalium palustre R. G. Swinney 2010-1-1 13148 Los Angeles San Gabriel Mountains: Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA574357  Gnaphalium palustre R. G. Swinney 1994-6-20 2960 Los Angeles 2.3 mi. north of Swarthout Canyon road at USFS Rd. #3N49 1072 Comment
  UC1076476  Grayia spinosa Herbert L. Mason 1930-4-20 5595 Los Angeles Mohave Desert, Rock Creek region Comment
  UCR138490  Grindelia camporum var. camporum L. C. Wheeler 1976-8-4 s.n. Los Angeles Dominguez Hills: Near Wilmington and Victoria Street 49 Comment
  JEPS64635  Grindelia hirsutula Ernest C. Twisselmann 1970-9-8 17493 Los Angeles Hwy 14 at Avenue A; Mojave Desert, Antelope Valley 731 Comment
  RSA527633  Guillenia lasiophylla Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4387 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  SD244601  Gutierrezia californica David Keil 1986-9-27 19734 2 Los Angeles Along I-5, just s of Hungry Valley Rd exit. Roadside pullout and adjacent flats. 914 Comment
  LA203624  Gutierrezia microcephala Jonathan Sauer; D. Bradbury, L. Wester 1969-10-19 4637 Los Angeles San Gabriel Mountains, near Kentucky Springs 1066 Comment
  RSA590861  Gutierrezia microcephala Orlando Mistretta 1994-4-12 1035 A Los Angeles Little Rock Creek: Slopes E of Little Rock Reservoir 976 Comment
  SBBG8305  Gutierrezia microcephala H. and M. Dearing 1937-10-15 2893 Los Angeles Mint Cyn near Palmdale Comment
  UCR205518  Haplopappus menziesii A. C. Sanders, T. B. Salvato 2009-5-19 36818 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 137 Comment
  RSA583083  Harpagonella palmeri T. S. Ross 1993-4-22 6921 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; 1080 m due N of Cactus Peak (1560 ft); on terrace-like portion near base of northerly slope 259 Comment
  CAS-BOT-BC308540  Hazardia detonsa Blanche Trask 1902-10-1 54 Los Angeles San Clemente Island Comment
  LA203733  Hazardia squarrosa var. grindelioides Louis C. Wheeler; 1931-9-25 159 Los Angeles Eagle Rock 274 Comment
  RSA188132  Hazardia squarrosa var. grindelioides R. F. Thorne 1966-4-28 36242 Los Angeles Santa Catalina Island. Near junction of Wrigley Drive and Renton Mine Road. 91 Comment
  UC32238  Helenium puberulum H. P. Chandler 1897-6-21 Los Angeles Claremont 335 Comment
  UCR258894  Helianthemum scoparium R. G. Swinney 2010-4-30 12467 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  POM135771  Helianthemum scoparium var. vulgare L. R. Abrams 1901-4-3 1278 Los Angeles Santa Monica Mts. 229 Comment
  CAS-BOT-BC305424  Helianthus annuus Timothy S. Ross; Steve Boyd 1994-9-21 8324 Los Angeles Liebre Mountains. Cow Spring Pond: sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage 1155 Comment
  UC32267  Helianthus annuus W. H. Brewer 1861-1-13 132 Los Angeles San Gabriel. Comment
  RSA0036282  Helianthus annuus s.n. Los Angeles Montrose 60 Comment
  RSA782112  Heliotropium curassavicum A. C. Sanders, Dan S. Cooper 2010-4-30 38143 Los Angeles Madrona Marsh, Torrance. 24 Comment
  SBBG79047  Heliotropium curassavicum F. R. Fosberg 1931-4-29 4712 Los Angeles mouth of Cottonwood Cyn 2 Comment
  RSA250079  Heliotropium curassavicum R. F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42187 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  LA40178  Heliotropium curassavicum var. oculatum Flora Murray Scott; May 1926 sn Los Angeles Santa Monica Mountains, Malibu Ranch Comment
  POM360303  Hemizonia kelloggii Cameron Blake, Jane Turner, Francis M. Ball 1962-6-2 962 Los Angeles open desert near Pearblossom, area later destroyed in construction of water project reservoir Comment
  RSA616544  Hemizonia minthornii Scott D. White 1995-10-11 3691 Los Angeles Santa Susana Pass Rd., turnout at unnamed dirt rd., ca. 1/2 mi E of Lilac Ln. Comment
  CATA1282  Herniaria hirsuta var. cinerea Mark L. Hoefs, Steven A. Junak 1995-7-12 2369 Los Angeles Santa Catalina Island: Outside of Wrigley Garden Herbarium, upper Avalon Canyon 106 Comment
  SBBG131590  Herniaria hirsuta var. cinerea S. A. Junak 2000-4-15 SCa 1208 Los Angeles W side of rd to Lone Tree, ca. 0.1 mi from jct with Divide Rd 478 Comment
  RSA507519  Hesperocnide tenella Louis C. Wheeler 1967-3-3 9168 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  CAS-BOT-BC135944  Hesperoyucca whipplei Marcus E. Jones 1926-6-7 s.n. Los Angeles Ridge Route Comment
  CAS-BOT-BC143688  Heteromeles arbutifolia Earnest Windle 1917-12-1 s.n. Los Angeles Santa Catalina Id. Comment
  RSA0073379  Heteromeles arbutifolia R. G. Swinney 2010-6-8 13182 Los Angeles San Gabriel Mountains: Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream. 494 Comment
  RSA454313  Heteromeles arbutifolia F. R. Fosberg 1931-5-7 s- 5359 Los Angeles Avalon, Santa Catalina Island. 50 Comment
  RSA659572  Heteromeles arbutifolia Brian McColgan 1988-5-10 8 Los Angeles Evey Cyn., 1 mile N of Padua on Mt. Baldy Rd 915 Comment
  SBBG38899  Heteromeles arbutifolia K. K. Muller 1953-5-2 589 Los Angeles Swain Cyn above Camp Orizaba Comment
  SBBG98461  Heteromeles arbutifolia T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5290 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 274 Comment
  SDSU9055  Heteromeles arbutifolia J. Godsil 1953-3-9 563 Los Angeles Little Dalton Canyon, above San Gabriel Lakes. 960 Comment
  RSA605984  Heteromeles arbutifolia var. arbutifolia Louis C. Wheeler 1932-6-18 834 Los Angeles San Dimas Canyon. 427 Comment
  SD85164  Heteromeles arbutifolia var. macrocarpa E. R. Blakley 1962-6-9 5208 Los Angeles San Clemente Island, head of rocky canyon between Triangulation Points Chinity and Rest above Mosquite Cove. 334 Comment
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Jul 1 2014
  CAS-BOT-BC318859  Heterotheca grandiflora Le Roy Abrams 1901-8-15 2178 Los Angeles Inglewood Comment
  RSA0009328  Heterotheca grandiflora Marcus E. Jones 1882-3-7 3614 Los Angeles Pasadena. Comment
  RSA93229  Heterotheca sessiliflora subsp. echioides F. W. Peirson 1225 Los Angeles Roadside near Sierra Madre. Comment
  CHSC85563  Heterotheca sessiliflora subsp. fastigiata John Dittes 2003-12-24 858 Los Angeles Western Transverse Range; southwest slope of Verdugo Mts. On ridge between Chandler and Jeffries Canyons; ca. 3.4 air-miles northwest of Burbank City Hall, ca. 0.8 air-mile south of La Tuna Cyn. Road, ca. 0.8 air-mile north by northeast of intersection of Hollywood Way and I-5; along graded fire road above (northeast of) Lanark Street. 452 Comment
  RSA0066169  Heuchera elegans R. G. Swinney 1998-7-29 6517 Los Angeles South fork of Cow Canyon at and above Fallen Leaf Spring, to 0.2 mi. south of Glendora Ridge Rd. 1366 Comment
  UCR190059  Heuchera elegans R. G. Swinney 1998-10-3 7019 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1 mile east (upstream) from Upper Fish Fork Campground 2012 Comment
  RSA0063268  Heuchera elegans F. W. Peirson 1905-1 s.n. Los Angeles Mt. Lowe, San Gabriel Mountains. Comment
  SBBG70471  Heuchera rubescens Anstruther Davidson -Jun-1893 Los Angeles Wilson's Peak Comment
  SD215402  Holocarpha heermannii Steve Boyd 1998-10-7 10299 Los Angeles Liebre Mountains Region: Southern edge of the Antelope Valley at the north base of Portal Ridge, along 180th Street West near the California Aqueduct, east of mouth of Broad Canyon. 914 Comment
  POM186285  Holodiscus discolor Joseph A. Ewan 1933-7-4 7853 Los Angeles Sturdevant Trail, Santa Anita Canyon, San Gabriel Mountains 1067 Comment
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Feb 3 2011
  RSA190943  Holodiscus discolor Robert F. Thorne 1967-5-20 36905 Los Angeles Santa Catalina Island. Descanso Canyon ca. 1/4 way down from head at Airport Road to mouth. 229 Comment
  CAS-BOT-BC149954  Holodiscus discolor var. discolor E. Braunton s.n. Los Angeles Elysian Park Comment
  SBBG38845  Hordeum murinum M. B. Dunkle 1939-4-5 7271 Los Angeles China Pt Comment
  CATA1991  Hordeum vulgare Steven A. Junak, Mark Hoefs, Sara Crockett 1997-3-27 369 Los Angeles Santa Catalina Island: Skull Canyon, at edge of hayfield at storage yard gate, ca. 0.4 road miles from intersection with Middle Ranch Canyon Road 228 Comment
  RSA601622  Horkelia cuneata subsp. puberula Louis C. Wheeler 1967-6-16 9855 Los Angeles San Gabriel Mountains: North side of Sunset Ridge under power line, Millard Canyon. 579 Comment
  RSA647967  Horkelia cuneata subsp. puberula Michelle Manolovitz, Brian Manolovitz 1992-5-13 13 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 0.5 miles northeast of park office. Comment
  UC168744  Horkelia cuneata subsp. puberula George B. Grant and Walter Wheeler 1904-5-7 599 Los Angeles Glendora Comment
  SEINET11907287  Horkelia cuneata subsp. puberula E. A. Purer 1935-1 6592 Los Angeles Santa Monica Mountains, near junction of Malibou Lodge Road & Ventura Boulevard Comment
  UCR259386  Hosackia oblongifolia R. G. Swinney 2010-9-7 13725 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  PASA2224  Hulsea vestita var. callicarpha Margaret Stason 1931-6-13 Los Angeles near Chilao, San Gabriel Mts. Comment
  RSA756582  Hymenoclea salsola Orlando Mistretta, Christine Mistretta 2008-4-3 2277 Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass. Comment
  UCD86578  Hyparrhenia hirta T. C. Fuller 1969-7-17 18682 Los Angeles Westwood. NW corner of Sunset Blvd. and Groverton St. Comment
  RSA628637  Ivesia santolinoides Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: Summit Pallett Mountain. 2366 Comment
  CAS-BOT-BC101891  Juglans californica Tim Ross 1992-6-15 6589 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): un-named canyon draining ENE toward Orange 335 Comment
  SEINET1869731  Juglans californica A. C. Sanders, Mark Elvin 2003-1 27165 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch , Santa Clara River bottom east of Del Valle. 282 Comment
  UC1018484  Juglans californica var. californica J. Warren 1952-4-24 Los Angeles Mulholland Drive 548 Comment
  UCR277017  Juncus bufonius R. G. Swinney 2010-9-30 13924 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
  RSA530057  Juncus macrophyllus Timothy S. Ross 1991-8-16 5852 Los Angeles Horse Flats, San Gabriel Mountains. 1713 Comment
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Sep 24 2014
  RSA681153  Juncus macrophyllus LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1072 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway., Near 34.23286N, 118.28306W. 550 Comment
  RSA587516  Juncus mexicanus Orlando Mistretta 1995-4-5 1591 Los Angeles Drainage west of Little Rock Creek Reservoir. 1006 Comment
  UC212769  Juncus mexicanus I. Johnston 1917-4-11 Los Angeles Wilmington Comment
  RSA368291  Juncus oxymeris Anstruther Davidson 1889-08 s.n. Los Angeles E. Los Angeles. Comment
  SDSU11824  Juncus patens R. M. Beauchamp 557 Los Angeles In stream bed on Horse Canyon. Elev. 1100'. San Clemente Island, Calif. 335 Comment
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May 16 2008
  UC520009  Juncus ranarius Joseph Andorfer Ewan 1932-4-30 7437 Los Angeles n end Baldwin Hills; Culver City Comment
  UCR204745  Juncus rugulosus R. G. Swinney 2005-8-9 8420 A Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  UCR95778  Juncus textilis Lauren Raz, S. D. Boyd 1996-10-23 50 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
  RSA0065712  Juncus xiphioides Justin M. Wood 2011-7-7 4346 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  UCR19764  Juncus xiphioides P. H. Raven, H. J. Thompson 1960-7-17 15562 Los Angeles Western Transverse Range; Santa Monica Mtns., Old Topanga Canyon Comment
  SEINET6051244  Juniperus californica Steve Boyd, Raz, Lauren 1996-10-14 9059 Los Angeles Liebre Mountains region. Near the head of Soledad Canyon, just north of the confluence of Kentucky Springs Canyon, strip of undeveloped land between Sierra Highway and Highway 14, just west of Vincent Fire Station. Comment
  SEINET8981508 Image available Juniperus chinensis Arboretum Staff 68 P1046 Los Angeles Los Angeles, Los Angeles State and County Arboretum Comment
  RSA567316  Keckiella breviflora var. breviflora Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3960 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. [West Summit here construed as the 5605-foot knoll near the intersection of sections 3,4,9,10] 1390 Comment
  NY790235  Keckiella cordifolia T. S. Ross 1992-7-5 6606 Los Angeles RED MOUNTAIN: rocky summit area. Warm Springs Mountain 7.5' USGS quadrangle 1200.9 Comment
  POM257560  Keckiella cordifolia Carl B. Wolf 1932-5-9 3472 Los Angeles Santa Catalina Island. Pebbly Beach Canyon. about 1/2 mi. way to Mexican Houses. 61 Comment
  RSA0085493  Keckiella cordifolia R. G. Swinney 2010-8-9 13452 Los Angeles Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail. 427 Comment
  SBBG55014  Keckiella cordifolia C. Anderson 1963-6-20 120 Los Angeles Wilderness Park, Eaton Cyn, Altadena 350 Comment
  SD69871  Keckiella cordifolia Robert F. Thorne, D. Propst 1968-5-27 37632 Los Angeles Santa Catalina Island, along small stream in Middle Ranch Canyon Comment
  NY790429  Keckiella ternata subsp. ternata G. T. Hastings 1944-8-9 s.n. Los Angeles Near Charlton Flats 1371.6 Comment
  RSA522286  Kickxia spuria Steve D. Boyd 1989-6-28 3757 Los Angeles Grounds of Rancho Santa Ana Botanic Garden, planter to the N of E end of Administration building. Comment
  CAS-BOT-BC176822  Kochia californica Marcus E. Jones 1924-9-14 s.n. Los Angeles Lancaster Comment
  CAS-BOT-BC176828  Kochia californica Ernest C. Twisselmann 1970-9-8 17492 Los Angeles Antelope Valley: Highway 14 at Avenue A 762 Comment
  RSA216304  Kochia californica E. C. Twisselmann 1970-9-8 17499 Los Angeles Antelope Valley: Avenue C 0.6 mile east of Highway 14, wastelands on the west border of Rosamond Dry Lake. 747 Comment
  UC7414  Kochia californica J. Burtt Davy May 9 1896-May 24 1896 2194 Los Angeles Antelope Valley Comment
  CAS-BOT-BC271343  Koeleria pyramidata G. B. Grant 1906-6-18 6904 Los Angeles Summit Mt. Wilson Comment
  SEINET12233904  Koelreuteria paniculata W. F. Wight 1907-1 1707 Los Angeles Los Angeles, Elysian Park Comment
  RSA0076568  Kopsiopsis strobilacea Barlew 1915-07 3130 Los Angeles Near Mt. San Antonio. Comment
  UCD39071  Krascheninnikovia lanata Beecher Crampton 1963-5-7 6776 Los Angeles San Bernardino - Los Angeles County border: ca. 0.5 miles n.w. Desert Springs, State Hwy. 138. 1185 Comment
  SEINET3828348  Krascheninnikovia lanata C. Epling, Wm. Robinson 1935-1 Los Angeles Rocky slope of mesa South of San Augustine. Comment
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Mar 9 2015
  RSA594930  Lactuca serriola Steve Boyd, Lauren Raz 1996-10-8 8996 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  POM4987  Lagophylla ramosissima Dian Haynes 1890-1 s.n. Los Angeles Near Pasadena. Comment
  CAS-BOT-BC273826  Lamarckia aurea Peter L. Morrell; O. Mistretta; L. Arnseth 1992-4-4 121 Los Angeles San Clemente Island. On WNW-facing slope of upper terrace, approx. 2 km SSW of Wilson Cove on W side of island 100 Comment
  POM12342  Lamarckia aurea F. L. Robinson 1921-3-16 4 Los Angeles Claremont. 365 Comment
  POM352637  Lamarckia aurea F. R. Fosberg 1931-3-18 S 4297 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island. 10 Comment
  POM352644  Lamarckia aurea Donald R. Bissing 1973-6-2 161 Los Angeles Evey Canyon; San Gabriel Mountains. 707 Comment
  SEINET10926763  Lamarckia aurea LeRoy R. Abrams 1903-4-9 Abrams 3244 Los Angeles Inglewood. Along streets. Comment
  RSA720183  Lamium amplexicaule LeRoy Gross 2007-3-12 2597 Los Angeles Base of northern side of the range. Behind the Foothill Athletic Club, at the southern end of Lowell Ave. 468 Comment
  SEINET5512236  Langloisia matthewsii E A Carl 1964-1 Los Angeles Palmdale Blvd between 100th & 150th Streets W near Palmdale. Drainage area: Antelope Valley 792 Comment
  RSA616152  Lasthenia californica Valerie L. Soza 1998-5-3 94 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  RSA618770  Lasthenia californica L. C. Wheeler 1973-4-29 s.n. Los Angeles San Gabriel Mountains: North of Mill Canyon off Soledad Canyon near Ravenna. 716 Comment
  RSA650960  Lasthenia californica R. Nilsen 1955-4-16 s.n. Los Angeles 1/2 mile W of Cal Poly, San Dimas. 244 Comment
  UC30406  Lasthenia coronaria Harley P. Chandler 1898-3-10 Los Angeles Claremont Comment
  LA203787  Lasthenia glabrata subsp. coulteri LeRoy Abrams; 1903-4-10 3240 Los Angeles Ballona marshes, near Mesmer Comment
  JEPS26579  Lasthenia gracilis Peter Kamb 1948-5-6 967 Los Angeles San Gabriel Mts. 975 Comment
  RSA0070129  Lasthenia gracilis Orlando Mistretta, Christine Mistretta 2003-4-30 1986 Los Angeles Saddleback Butte State Park. 824 Comment
  RSA612656  Lasthenia gracilis M. Elena Siqueiros 1997-3-19 4382 Los Angeles NW corner of Mills Ave., and Foothill Blvd., Claremont, SE of Phake Lake, along the fire road, 5m from lake shore 412 Comment
  RSA655991  Lasthenia gracilis James Henrickson 1985-3-30 19775 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
  UC1614261  Lasthenia gracilis Charles M. Belshaw 1935-3-29 504 Los Angeles ca. 20 mi. w. Lancaster (on s. face of La Liebre Scarp, W. Antelope Valley); W. Antelope Valley, La Liebre Scarp Comment
  UCR222814  Lasthenia gracilis R. G. Swinney 2009-4-29 10583 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
  UCR178387  Lathyrus vestitus LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 717 Los Angeles Transverse Ranges: Verdugo Mountains, south side of mountains, off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. West-descending ridge down into Brand Canyon on east side of Brand Canyon 576 Comment
  RSA155648  Lathyrus vestitus subsp. alefeldii D. Meadows 1928-1-1 313 -a Los Angeles Catalina Island. Avalon. Comment
  UC1601992  Lathyrus vestitus var. alefeldii Katharine Brandegee Los Angeles Santa Catalina Island Comment
  RSA526072  Lavatera cretica Steve Boyd, Orlando Mistretta, L. Arnseth, Bart O Brien, T. Hayduk 1990-4-6 4171 Los Angeles San Clemente Island: head of Larkspur Canyon, E side of island, S of US Navy site called Jack. 213 Comment
  CAS-BOT-BC321538  Layia glandulosa Timothy S. Ross; Victor W. Steinmann 1995-5-8 8559 Los Angeles Liebrel Mountains. Slopes between Leona Valley and Lost Valley. 1182 Comment
  UCR190468  Layia glandulosa R. G. Swinney 2001-4-18 7877 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap, east of Bobs Gap Road at base of ridge 1223 Comment
  CAS-BOT-BC380177  Layia platyglossa Carl B. Wolf 1932-5-11 3551 Los Angeles Santa CAtalina Island, west side of Isthmus Harbor Comment
  JEPS39160  Layia platyglossa W. L. Jepson 1938-4-21 19221 Los Angeles San Fernando Comment
  SBBG54395  Layia platyglossa M. Hastings 1965-4-7 21 Los Angeles Pomona College, Blanchard Park, Claremont Comment
  POM361669  Layia platyglossa subsp. campestris L. E. Hoffman 1931-5-18 s.n. Los Angeles Arroyo Seco near Brookside Park. Comment
  RSA251482  Layia platyglossa subsp. campestris R. F. Thorne 1973-4-11 42779 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon in grassy plateau. 427 Comment
  RSA580688  Lemmonia californica Tim S. Ross, Steve D. Boyd 1994-5-25 7883 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  UCR101732  Lemna valdiviana L. C. Wheeler 1932-8-28 1301 Los Angeles San Gabriel Valley, Puddingstone Dam, San Jose Hills 274 Comment
  RSA368976  Lemna valdiviana Anstruther Davidson 1892-08 s.n. Los Angeles Los Angeles. Comment
  RSA659837  Lepechinia fragrans Orlando Mistretta, Mike Hammit 1991-6-21 s.n. Los Angeles Along USFS Road 2N66. Just W of junction with 2N65.1. Over looking Fern canyon to the N. 732 Comment
  UCR199796  Lepechinia rossii Steve Boyd, Tammy Morgan 2004-5-11 11169 Los Angeles Transverse Ranges; Liebre Mtns region, Head of Ruby Canyon on N flank of Red Mountain, between Elizabeth Lake and San Francisquito canyons Comment
  CDA24900  Lepidium densiflorum Phillipson 1915-8-5 Los Angeles Sierra Madre. Comment
  RSA657224  Lepidium densiflorum Patricia Kouo 1994-4-27 944108 Los Angeles 3 miles south of I-10, and 1 mile northo f I-60. On the West side of Rosemead Blvd, at the most southern lake. Comment
  UCR186658  Lepidium dictyotum A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32078 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  CAS-BOT-BC89081  Lepidium didymum Peter H. Raven 1959-3-1 13818 Los Angeles Santa Monica Mountains. Vermont Canyon. Griffith Park. 243 Comment
  LA204426  Lepidium flavum Harlan Lewis; 1940-4-5 1352 Los Angeles near Palmdale 807 Comment
  RSA776319  Lepidium fremontii R. G. Swinney 2009-4-29 10608 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 945 Comment
  CATA1597  Lepidium nitidum Mark L. Hoefs, Robert F. Thorne 1998-4-25 2866 Los Angeles Santa Catalina Island: At Echo Lake 402 Comment
  UC56034  Lepidium nitidum J. H. Barber 293 Los Angeles Santa Monica Mts. Comment
  UCR210341  Lepidium virginicum var. pubescens R. G. Swinney 2008-10-16 9597 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 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
  RSA624065  Lepidospartum squamatum L. C. Wheeler 1967-5-23 9666 Los Angeles 1.25 mile ESE Honby 457 Comment
  UC472174  Lepidospartum squamatum N. Dunn, J. Ewan 1931-12-6 5556 Los Angeles Higgins Canyon above Beverly Hills; Santa Monica Mts. Comment
  CAS-BOT-BC273935  Leptochloa fusca subsp. fascicularis E. K. Balls 1953-7-15 18356 Los Angeles In Botanic Garden, Claremont 411 Comment
  CAS-BOT-BC272413  Leptochloa fusca subsp. uninervia Peter H. Raven; Henry J. Thompson 1959-10-14 14641 Los Angeles East end of Malibu Lake, Santa Monica Mountains 220 Comment
  SEINET12278989  Leptodactylon californicum C. L. Abbott 1926-1 s.n. Los Angeles Comment
  UC718525  Leptodactylon pungens Carl B. Wolf 1936-5-27 7859 Los Angeles 4 4/10 mi above Tie Camp Summit (Aliso Canyon to Buckhorn Flats Road); San Gabriel Mts., Aliso Canyon to Buckhorn Flats Road 1828 Comment
  POM3494  Leptosiphon androsaceus P. A. Munz 1918-4-30 2094 Los Angeles South Hills, Pomona Comment
  POM364546  Leptosiphon breviculus H. de Forest 1931-06 s.n. Los Angeles Along Ridge Route. Comment
  LA52342  Leptosiphon parviflorus W. O. Griesel; 1936-5-3 sn Los Angeles Santa Monica Mountains, Brown Canyon, summit of Beverly Glen Blvd 380 Comment
  SEINET7967481 Image available Leptosiphon parviflorus Dirk Walters, David Keil 1977-4-30 12292 -A Los Angeles On south side of California Route 138 in vicinity of junction w/ Los Angeles Co. Rd. N-2, across highway from Quail Reservoir. Comment
  RSA612151  Leptosiphon pygmaeus subsp. pygmaeus Steve Boyd, Kent Hughes 1998-5-5 10180 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1158 Comment
  CAS-BOT-BC520320  Leptosyne bigelovii R. G. Swinney 2010-6-1 13115 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd mi E of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air mi S of Pearblossom Hwy. 1097 Comment
  SBBG19656  Leptosyne bigelovii E. C. Twisselmann 1963-6-3 8367 Los Angeles rd to US Hwy 99, just W of Gorman 1203 Comment
  SD80917  Leptosyne gigantea James Henrickson 1969-4-10 4210 Los Angeles 8 miles west of Malibu along Sandstone Cliff east of Pacific Coast highway at Zuma Beach. 3 Comment
  UCSC011219  Lessingia glandulifera Adam Searcy 2015-7-10 79 Los Angeles Santa Clarita, Vista Canyon Ranch, Santa Clara River Comment
  RSA562716  Lessingia glandulifera var. glandulifera D. Charlton 1991-5-18 5193 a Los Angeles Piute Ponds, Edwards AFB, Mojave DEsert, Antelope Valley, Halophytic Phase Saltbush scrub with Joshua Tree and Shadcale with 4 wing Saltbush 709 Comment
  SBBG118769  Lessingia glandulifera var. peirsonii L. Gross with P. Morton 2004-6-9 1333 Los Angeles W end of the main crest, S from Pacific Crest Trail along rd (7N23) past the 2nd PC Trail that exits off N of the rd, W of Bear Gulch Camp; T7N R17W S12,11,10and3 1688 Comment
  JEPS88038  Lessingia lemmonii var. peirsonii S. Markos 1996-8-21 137 Los Angeles 6 mi W of Three Points (just W of Rancho Corona del Valle Ranch); Angeles National Forest Comment
  RSA464486  Lewisia rediviva George R. Johnstone 1928-6-10 s.n. Los Angeles Mt. San Antonio: N slope just beyond saddle, near Sierra Club cabin. Comment
  RSA40487  Leymus cinereus W. R. Dudley, F. H. Lauch 1896-6-4 4304 Los Angeles Lancaster. Comment
  RSA585690  Leymus triticoides Timothy S. Ross 1990-6-11 3014 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  RSA86688  Leymus triticoides F. W. Peirson 1918-4-28 1604 Los Angeles Southeast of El Monte. Comment
  CAS-BOT-BC130571  Lilium humboldtii Peter H. Raven; H. L. Wedberg 1957-6-15 10901 Los Angeles In Latigo Canyon 0.8 miles n. of U.S. 101A, Santa Monica Mts. Comment
  UCSB50283  Lilium humboldtii Reisentz, Paul 1975-6-7 Los Angeles Twin Falls Reserve, 1 mile east on Stunt Rd. from Mulholland Hwy 274 Comment
  UC1922870  Lilium humboldtii subsp. ocellatum R. E. Riefner Jr. 2006-6-12 06 -236 Los Angeles Verdugo Mountains, N of side of 210 Freeway, W ca. 0.6 mi from La Tuna Canyon Rd. exit. Comment
  SFV18080  Limonium perezii E. Brown, A. Alcantara 1993-4-8 s. n. Los Angeles Palos Verdes Peninsula. Behind the gates at the end of Via Margarita Street, off of Palos Verdes Drive West. Take trail to cliffs and proceed down to the shoreline. About 500 feet north of end of trail. 3 Comment
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Jul 8 2014
  UCD170139  Limonium perezii R. G. Swinney 2008-12-6 9974 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel. 229 Comment
  UCSB17814  Limonium perezii Keith, Sheldon 1963-4-8 Los Angeles junction of Palos Verdes Drive and Via Chico in Palos Verdes Estates 91 Comment
  RSA506818  Linanthus aureus L. C. Wheeler 1967-5-12 9439 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  UC52530  Linanthus aureus Dr. Davidson Los Angeles Los Angeles Comment
  SBBG127069  Linanthus dichotomus subsp. dichotomus A. Parikh, N. Gale 2011-6-14 3465 Los Angeles N of Aliso Cyn, 0.2 km W of Angeles Forest Hwy, 1 km N of Aliso Cyn Rd; San Gabriel Mtns 1205 Comment
  POM364693  Linanthus parryae Christopher Davidson 1973-4-1 1886 Los Angeles 1 mile south of Littlerock. 762 Comment
  RSA725222  Linanthus parryae Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -27 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  RSA523352  Linanthus parryae G. H. True 1935-4-19 273 Los Angeles Lovejoy Butte. 854 Comment
  UC880281  Linanthus parryae B. C. Templeton 1930-4-8 4650 Los Angeles W of Lanchaster 400 Comment
  RSA529136  Linanthus pungens T. S. Ross, S. D. Boyd 1991-7-24 5620 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  CAS-BOT-BC426265  Lithophragma affine M. E. Jones 1882-5-3 3223 Los Angeles Pasadena Comment
  LA200844  Lithophragma affine W. O. Griesel; 1936-4-25 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon Comment
  UCD102699  Lithophragma affine Daryl Koutnik; John Cuti 1978-4-19 379 Los Angeles Verdugo Mountains on fire road from Stough Canyon to La Crescenta. 548 Comment
  UC1871216  Lithophragma bolanderi T. S. Ross, W. Appleby 1993-5-20 7198 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  POM4573  Lobelia dunnii var. serrata D. L. Crawford 1915-8-14 s.n. Los Angeles Palmer Canyon, Claremont Comment
  RSA0098368  Lobelia dunnii var. serrata R. G. Swinney 2011-11-1 15969 Los Angeles San Gabriel Mountains: West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  RSA730704  Lobelia dunnii var. serrata R. G. Swinney 1997-5-31 5534 Los Angeles near Mt. Baldy School, south of Mt. Baldy village, c. 75 m east of San Antonio Canyon. Spring dense marshy meadow. 1280 Comment
  UCR258574  Lobelia dunnii var. serrata R. G. Swinney 2010-8-26 13602 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  UC1922483  Logfia filaginoides Valerie Soza, Miriam Sidibeh 2003-3-26 1611 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
  SDSU4136  Logfia filaginoides H. Wedberg 1966-4-3 1183 Los Angeles Above Hill Dr. x Neal, in Eagle Rock. 457 Comment
  RSA549495  Lolium perenne Timothy S. Ross, Steve Boyd 1990-6-18 3492 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA0034931  Lolium temulentum P. R. Brown 1970-5-4 60 Los Angeles Upper end of Canon de Lana. Pierce College Nature Center. Comment
  UCR192045  Lomatium dasycarpum A. C. Sanders 2008-4-11 34843 Los Angeles Transverse Range/ Mojave Desert, hills south of Hwy 138, c. 1 mile SW of Neenach School, west of a N-S line through VABM 'Pine 995 Comment
  UC1605243  Lomatium dasycarpum subsp. dasycarpum Tim Ross and Steve Boyd 1993-5-23 7250 Los Angeles ca. 700-840 m. s.e. of saddle between Ruby and Clearwater Canyon (lower e. ridge of Red Mt.); n.w. Los Angeles Co., Liebre Mts., Red Mt., Green Valley Qua 938 Comment
  UC61024  Lomatium dasycarpum subsp. dasycarpum unknown 1903-4-23 5443 Los Angeles Saugus Comment
  UCR190901  Lomatium dissectum R. G. Swinney 1998-7-2 6238 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA452132  Lomatium lucidum Gale Sphon 1959-5-8 331 Los Angeles About 3.5 miles northeast of Soladad Canyon turnoff on Highway 6, Mint Canyon Comment
  UCR192571  Lomatium nevadense A. C. Sanders 2008-4-10 34802 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
  RSA161322  Lonicera hispidula var. vacillans P. H. Raven 1962-5-20 17773 Los Angeles Santa Catalina Island. Avalon canyon about 1 mile south of Avalon. Comment
  RSA3550  Lonicera hispidula var. vacillans C. B. Wolf 1932-5-9 3494 Los Angeles Along the road to Renton Mine, about due west of Pebbly Beach, Santa Catalina Island. 305 Comment
  RSA586488B  Lonicera interrupta Orlando Mistretta 1995-6-20 1810 Los Angeles San Gabriel Mountains:Bare Mountain Canyon. 1524 Comment
  UC1587555  Lonicera subspicata var. denudata Tim Ross 1991-9-2 5909 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass 7.5' quadrangle 472 Comment
  RSA225670  Lotus argophyllus var. argophyllus R. F. Thorne 1971-5-22 39722 Los Angeles Fish Canyon. Comment
  RSA0110924  Lotus corniculatus R. G. Swinney 2010-10-5 13981 Los Angeles San Gabriel Mountains: east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons. 549 Comment
  UCR85799  Lotus crassifolius T. S. Ross, Steve Boyd 1991-7-24 5614 Los Angeles San Gabriel Mtns, Ridge NNE of Granite Mountain 1942 Comment
  POM210538  Lotus crassifolius var. crassifolius Victor Duran 1933-7-6 3506 Los Angeles Horse Flats, San Gabriel Mountains 1677 Comment
  RSA585917  Lotus crassifolius var. crassifolius T. S. Ross 1990-5-17 2569 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  UC1129243  Lotus crassifolius var. crassifolius Jerome S. Horton 1935-7-18 229 Los Angeles Sunset Peak Cucamonga Quad. 1676 Comment
  RSA187886  Lotus dendroideus var. dendroideus R. F. Thorne 1966-4-5 35814 Los Angeles Santa Catalina Island. Along small stream in Middle Ranch Canyon below Stage Station SW of Eagles Nest. 76 Comment
  PASA1085  Lotus grandiflorus 1929-5-17 Los Angeles Ridge Route Comment
  RSA0059003  Lotus grandiflorus D. Propst 1967-06 RFT 37067 Los Angeles Channel Islands; Santa Catalina Island: Above Emerald Bay. Comment
  RSA406170  Lotus heermannii Anstruther Davidson 1889-07 s.n. Los Angeles Los Angeles Comment
  RSA594303  Lotus heermannii var. heermannii Steve Boyd, Lauren Raz 1996-10-14 9069 Los Angeles Liebre Mountains region, north shore of Elizabeth Lake, Pine Canyon south of Portal Ridge at Angeles National Forest picnic area. 1000 Comment
  RSA641694  Lotus nevadensis var. davidsonii Orlando Mistretta 1993-6-2 868 Los Angeles San Gabriel Mountains: Vincent Gulch Mine. 2072 Comment
  RSA191345  Lotus oblongifolius var. oblongifolius R. F. Thorne 1967-7-19 37136 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River 1250 Comment
  RSA406217  Lotus oblongifolius var. oblongifolius Samuel R. Tyson 1942-5-29 s.n. Los Angeles San Dimas Canyon 488 Comment
  RSA226006  Lotus procumbens var. procumbens R. F. Thorne 1971-6-29 40668 Los Angeles San Gabriel Mountains, Angeles National Forest: near junction of Angeles Forest & Mt. Emma Roads 1128 Comment
  UCR131418  Lotus salsuginosus Alison Lipman 1998-6-8 s.n. Los Angeles South Coastal Plains Region, Forestal property, Rancho Palos Verdes 305 Comment
  RSA695554  Lotus salsuginosus var. salsuginosus Scott D. White, Brian Leatherman 2003-11-17 9856 Los Angeles Big Dalton Canyon, above Glendora; Big Dalton Canyon Road above reservoir. 518 Comment
  POM9533  Lotus salsuginosus var. salsuginosus P. A. Munz, R. D. Harwood 1920-5-17 3990 Los Angeles Topango [Topanga] Canon, Santa Monica Mtns 152 Comment
  SFV1855  Lotus scoparius P. G. Kilburn 1958-3-1 627 Los Angeles Point Dume, just south of Zuma Beach. 3 Comment
  RSA406836  Lotus scoparius var. scoparius M. Bisbee 1917-5-1 s.n. Los Angeles North side of Eagle Rock Valley Comment
  UC153544  Lotus strigosus LeRoy Abrams 1903-4-10 3246 Los Angeles near Inglewood Comment
  UC80694  Lotus strigosus C. F. Baker 1904-2-17 4006 Los Angeles Claremont Comment
  UC864915  Lotus strigosus F. R. Fosberg 1931-3-27 S 4407 Los Angeles near Avalon; Santa Catalina Island, Hamilton Canyon 120 Comment
  UCR280862  Lotus strigosus R. G. Swinney 2014-5-19 16569 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  UCR281161  Lotus strigosus R. G. Swinney 2014-5-27 16651 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
  UCR68940  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4252 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA598365  Lotus strigosus L. C. Wheeler 1967-5-24 9735 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  POM18198  Lotus strigosus var. strigosus P. A. Munz 1923-4-10 6750 Los Angeles San Clemente Island: deep canyon south of Lemon Tank on west coast Comment
  RSA533497  Lotus strigosus var. strigosus T. S. Ross 1991-3-9 4195 Los Angeles Whittier Hills: (Puente Hills, pro parte): head of unnamed ENE-draining canyon. 290 Comment
  RSA50646  Lotus wrangelianus L. R. Abrams 1901-06 1695 Los Angeles Santa Monica Mountains, Saddle Peak. Comment
  SFV22013  Lotus wrangelianus V. Soza, L. Gross, A. Munoz 2000-5-12 902 Los Angeles Verdugo Mountains Northwestern end of Verdugo Mountains. Crestline Drive from New Home Avenue in Sunland. Ridge east of 210 Freeway and west of fire road, south (above) water tank. Northeast-facing slope above fire road. 488 Comment
  UCR73184  Ludwigia peploides Scott D. White 1992-10-8 906 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
  POM305672  Lupinus Henry J. Ramsey 1939-4-18 994 Los Angeles Antelope Valley. [Los Angeles or Kern County] Comment
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Nov 26 2016
  RSA0045430  Lupinus Wendy Boes 2009-6-23 2009 -029 Los Angeles San Gabriel Mountains; Crystal Lake recreation area, Forest Service RD 3N09.2 1702 Comment
  RSA661013  Lupinus agardhianus Orlando Mistretta 1992-4-5 153 Los Angeles Guds, San Clemente Island. Comment
  RSA0062871  Lupinus albifrons Daisie Huang 2008-4-20 08042012 Los Angeles Pine Canyon Rd and Three Points Rd. 312 Comment
  RSA0061208  Lupinus albifrons var. austromontanus Daisie Huang, Bart O'Brien 2008-4-20 08042007 Los Angeles Old Ridge Rte, after unmaintained section. 413 Comment
  RSA0070140  Lupinus albifrons var. austromontanus Daisie Huang 2009-5-10 09051001 Los Angeles Liebre Sawmill Road, Liebre Mountain. 1649 Comment
  CHSC5086  Lupinus bicolor Mary MacArthur 1967-6-24 71 Los Angeles .7 mi. from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of road by intermittent stream bed, Angeles National F. Comment
  RSA0099414  Lupinus bicolor R. G. Swinney 2011-6-7 15052 Los Angeles San Gabriel Mountains: Chilao Flat, 26 road miles NE of I-210 Fwy at Hwy. 2 jct., at Horse Flat/Silver Moccasin Trail crossing of Chilao Creek 1573 Comment
  RSA350044  Lupinus bicolor Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  RSA695430  Lupinus bicolor A. C. Sanders, Mark Elvin, Julie Vanderwier, M. S. Enright 2002-6-26 25303 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, S of Santa Clara River on mesa. 366 Comment
  UCR119282  Lupinus bicolor A. C. Sanders, D. Malueg 1998-6-22 22042 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCR138134  Lupinus bicolor L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mtns., Wildwood Ranch, Shuler Canyon 412 Comment
  UCR222786  Lupinus bicolor R. G. Swinney 2009-4-28 10553 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  UCR273371  Lupinus bicolor R. G. Swinney 2011-5-10 14633 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  RSA574338  Lupinus bicolor R. G. Swinney 1994-5-7 2836 Los Angeles Glendora Wilderness Park, jct of Lower Monroe Mtwy & Mystic Canyon Trail. 609 Comment
  RSA653860  Lupinus bicolor subsp. microphyllus Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 887 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. 396 Comment
  NY15861  Lupinus densiflorus var. mcgregorii L. Abrams 1908-7-2 551 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158.2 Comment
  CAS-BOT-BC205151  Lupinus elatus F. W. Peirson; Bulletin Torrey Club 1921-6-16 2438 Los Angeles Waterman Ridge Comment
  CAS-BOT-BC205358  Lupinus elatus D. B. Dunn; Conrad; LeDoux 1973-6-16 20785 Los Angeles 1.5 mi. E of Camp Angeles Comment
  RSA0064351  Lupinus elatus Daisie I. Huang 2006-7-16 06071601 Los Angeles 138 alternate, south of Hwy 2. 1893 Comment
  RSA0091103  Lupinus elatus R. G. Swinney 2011-8-17 15645 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UC285025  Lupinus elatus P. A. Munz 1923-8-31 7677 Los Angeles Swartout Valley San Gabriel Mountains 2575 Comment
  RSA590069  Lupinus excubitus var. austromontanus Orlando Mistretta 1994-3-30 985 Los Angeles Little Rock Creek, slopes E of creek below Little Rock Dam. 1158 Comment
  UCR186493  Lupinus excubitus var. austromontanus T. B. Salvato 2007-4-27 2095 Los Angeles Tehachapi Mountains Foothills, Bronco Canyon, c. 0.5 mi above confluence with Pescado Creek 1098 Comment
  CAS-BOT-BC215338  Lupinus excubitus var. excubitus Ernest C. Twisselmann 1962-4-18 6973 Los Angeles 1 mile above Oso Corral, Tejon Ranch, Oso Canyon 1036 Comment
  RSA11324  Lupinus excubitus var. hallii I. M. Johnston 1917-7-1 1444 Los Angeles near Brown's flat 1357 Comment
  RSA413594  Lupinus excubitus var. hallii Anstruther Davidson s.n. Los Angeles Hollywood. Comment
  JEPS65255  Lupinus hirsutissimus Frank W. Peirson 1918-6-4 86 Los Angeles foothills e Rubio Canyon; San Gabriel Mts., e of Rubio Canyon 609 Comment
  LA52469  Lupinus hirsutissimus Carl Epling; 1931-4-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SBBG69386  Lupinus hirsutissimus M. N. Ackley -Mar-1928 529 Los Angeles Eagle Rock 304 Comment
  UCR281391  Lupinus hirsutissimus R. G. Swinney 2014-5-27 16652 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
  UCSB43810  Lupinus hirsutissimus Morales, M. 1982-4-17 Los Angeles West of Wrigley Memorial Garden on Memorial Road; 0.72 miles from junction with Avalon Canyon Road; Santa Catalina Island 304 Comment
  RSA534075  Lupinus hirsutissimus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5268 Los Angeles San Clemente Island: westerly fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft N of rest [1336] marker; 1800 t SE of Malo Knoll [1396]) 384 Comment
  UC15879  Lupinus hirsutissimus J. H. Barber 1897-3-15 57 Los Angeles Sta Monica Expt Station Comment
  UCR138505  Lupinus latifolius var. parishii L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mtns., Little Fish Fork, Fish Fork Camp. 2012 Comment
  RSA0073290  Lupinus laxiflorus var. cognatus Bonnie C. Templeton 1932-5-31 4857 Los Angeles East Blue Ridge, Big Pines Camp, San Gabriel Mts. Comment
  CAS-BOT-BC211678  Lupinus longifolius E. K. Balls 1954-3-8 18870 Los Angeles 1 mi. e. of La Crescenta Comment
  LA200469  Lupinus longifolius A. M. Johnson; 1934-4-20 4425 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  LA94801  Lupinus longifolius John Lane; 1973-5-29 sn Los Angeles Comment
  UCR127069  Lupinus microcarpus var. densiflorus Mark A. Elvin, Cathleen Weigand 2003-4-7 2445 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  UC1614047  Lupinus microcarpus var. horizontalis Charles M. Belshaw 1935-3-29 497 Los Angeles 20 mi w of Lancaster (West Antelope Valley, on s face of La Liebre Scarp); West Antelope Valley, La Liebre Scarp Comment
  SEINET3069314  Lupinus sparsiflorus Richard G. Swinney 2009-4-2 10269 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1223 Comment
  UC1129705  Lupinus sparsiflorus A. D. Gifford 1935-3-27 518 Los Angeles Kings Canyon; Tejon Quad., Kings Canyon Comment
  RSA191019  Lupinus sparsiflorus subsp. sparsiflorus R. F. Thorne 1963-5-5 32278 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont 518 Comment
  SD30041  Lupinus superbus Paul O. Schallert 1943-5-9 Los Angeles Monrovia. Mt. Canyon Comment
  HSC14950  Lupinus truncatus C. S. Apperson 1967-6-11 Los Angeles 1.0 mi. down Canton Canyon trail from the end of Townsend Park Rd. Comment
  SBBG96986  Lupinus truncatus S. Boyd with T. Ross, L. Arnseth 1990-4-8 4345 Los Angeles near Malo Pt, second cyn S of Bryce Cyn Comment
  SEINET3131627  Lupinus truncatus C. F. Baker 1909-4-19 5302 Los Angeles Claremont. Comment
  UCR258697  Lupinus truncatus R. G. Swinney 2010-3-22 12024 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA248892  Lupinus truncatus Robert F. Thorne 1973-4-12 42946 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  RSA598272  Lupinus truncatus R. G. Swinney 1989-4-26 s.n. Los Angeles San Gabriel Mountains, in and near Glendora wilderness Park, Big Dalton Canyon 442 Comment
  RSA655798  Lupinus truncatus James Henrickson 2000-4-15 20703 Los Angeles Ca. 1 mile SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14. 457 Comment
  UCR223217  Lycium andersonii R. G. Swinney 2009-5-13 10788 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  CAS-BOT-BC231600  Lycium cooperi Timothy S. Ross; J. Mark Porter 1994-5-1 7580 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  LA209685  Lycium cooperi J. Sauer; T. Brothers 1979-5-6 6077 Los Angeles Antelope Valley, Fort Tejon Rd near Juniper Hills Comment
  RSA0036428  Lycium cooperi LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6984 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
  UCD34119  Lycium torreyi Beecher Crampton 1976-9-22 9423 Los Angeles Mojave Desert, San Gabriel Mtns., ca. 10 miles N.W. of Phelan. Comment
  UC56897  Lycopus americanus Ernest Braunton Sept. 1902 688 Los Angeles Ballona Comment
  CAS-BOT-BC142325  Lyonothamnus floribundus subsp. floribundus D. E. Breedlove 1961-9-23 1271 Los Angeles S side of Cherry Canyon 1.5 mi from beach - Santa Catalina Island 243 Comment
  UCR93325  Lythrum hyssopifolia Scott D. White 1996-5-15 4039 Los Angeles Southern Coastal region, Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & south of Jefferson Blvd. 3 Comment
  POM4786  Machaeranthera canescens var. canescens I. M. Johnston 1917-8-22 1647 Los Angeles Prairie Fork of San Gabriel River. 1982 Comment
  RSA770902  Madia gracilis R. F. Thorne, Percy C. Everett 1965-5-11 34676 Los Angeles Above summit road from Avalon to airport, Santa Catalina Island 61 Comment
  POM49335  Madia gracilis L. W. Nuttall 1920-6-1 s.n. Los Angeles Santa Catalina Island Comment
  RSA0127211  Malacothamnus davidsonii Louis C. Wheeler 1967-7-18 10109 Los Angeles Gold Creek off Little Tujunga Canyon. 549 Comment
  CATA748  Malacothamnus fasciculatus Mark L. Hoefs 1991-5-22 1277 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  UC483367  Malacothamnus fasciculatus L. R. Abrams and I. L. Wiggins 1931-7-4 337 Los Angeles Santa Catalina Island, Whites Landing Comment
  UC729785  Malacothamnus fasciculatus Carl B. Wolf 1932-5-11 3575 Los Angeles Isthmus Harbor, hillside at W side of Santa Catalina Island 30 Comment
  UCD116356  Malacothamnus fasciculatus Marc Meyer 1993-4-25 30 Los Angeles Santa Susana Mts., Moonshine Cyn. Park, Porter Ranch, 2.5 mi. N of Tampa offramp of 118 Fwy. 400 Comment
  SBBG38761  Malacothamnus fasciculatus var. catalinensis R. Moran 1941-3-3 670 Los Angeles near Parson's Landing 60 Comment
Read comments
Oct 15 2014
  CAS-BOT-BC206358  Malacothamnus fremontii C. B. Wolf 1931-10-23 1354 Los Angeles Swartout Valley, 1/8 mi. E of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  RSA582765  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1993-5-23 7263 Los Angeles Saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), ca 700 m SSW of Plum Spring (in upper Clearwater Canyon). 884 Comment
  RSA589071  Malacothamnus fremontii Orlando Mistretta 1994-6-6 1336 Los Angeles San Gabriel Mountains: Little Rock Creek, Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3 1220 Comment
  RSA682299  Malacothamnus marrubioides R. E. Riefner Jr. 2003-7-26 3 -327 Los Angeles Near Solemint, in Plum Canyon, near intersection with Arline Drive and Sierra Hwy. 587 Comment
  CAS-BOT-BC345406  Malacothrix clevelandii Steve Boyd; Tim Ross 1988-4-28 2253 Los Angeles West end of San Gabriel Mtns, Sand Canyon E of Saugus. Angeles National Forest 792 Comment
  UC557798  Malacothrix foliosa Nell Murbarger March, 1936 3 Los Angeles e side of island San Clemente Island Comment
  UCR204203  Malacothrix foliosa Mark A. Elvin, Dylan Hannon, Gary Allan, Curtis Clark 1996-4-19 149 Los Angeles Channel Islands, San Clemente Island, North Head, top of slopes between 1st and 2nd terrace point at North Head Rock 12 Comment
  SD90567  Malacothrix foliosa subsp. foliosa Robert F. Thorne 1973-4-11 42879 Los Angeles San Clemente Island; dunes near Flasher. Comment
  CAS-BOT-BC347914  Malacothrix saxatilis var. tenuifolia John Thomas Howell 1931-6-6 6667 A Los Angeles 17 miles s. of Sandberg's Summit, Ridge Route Comment
  UC306446  Malacothrix saxatilis var. tenuifolia I. Johnston 1910-6-10 1311 Los Angeles Playa del Rey Comment
  UC455905  Malacothrix saxatilis var. tenuifolia I. J. Condit 1908-6-29 Los Angeles Catalina Island Comment
  UCSB7158  Malacothrix saxatilis var. tenuifolia McElwain, Isabelle 1953-3-21 Los Angeles Sea cliffs, Point Dume Comment
  UCSB36549  Malephora crocea Gustafson, Robert 1981-3-18 Los Angeles Ballona Wetlands, Area 3 Comment
  LA200131  Malephora crocea Jonathan Sauer; 1969-1-31 4375 Los Angeles Santa Monica Mountains, Point Dume Comment
  LA100204  Malosma laurina Barry A. Prigge; 1985-6-14 6418 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  UC1587715  Malva parviflora Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5105 Los Angeles above Nots Pier (on road near the top of the eastern escarpment, 1400 ft nnw of the 553 ft BM, San Clemente Island); San Clemente Island 138 Comment
  UCR204546  Malvella leprosa R. G. Swinney 2005-8-5 8360 Los Angeles San Gabriel Mtns, Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1566 Comment
  RSA77179  Malvella leprosa F. W. Peirson 1951-8-18 2301 Los Angeles east of Long Beach Comment
  RSA250656  Marrubium vulgare Robert F. Thorne 1971-4-2 41420 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont. 549 Comment
  RSA603191  Marrubium vulgare Louis C. Wheeler 1972-12-20 12790 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  UCSB5705  Marrubium vulgare Wedberg, H. 1958-2-22 Los Angeles About 2 miles west of Beverly Glen Blvd, on Mulholland Drive, Santa Monica Mts Comment
  CDA33964  Marrubium vulgare M. O'Brien 2006-10-1 MOB 06 -2 Los Angeles San Gabriel Mountains; San Gabriel River, Angeles National Forest. Live Oak Creek parking area. 0 Comment
  RSA526614  Marrubium vulgare Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 s.n. Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  LA209927  Matricaria discoidea O. H. Kappler; Los Angeles Westwood, UCLA campus. Faculty Hill Comment
  RSA144586  Meconella denticulata W. R. Ernst 1957-4-19 158 Los Angeles San Gabriel Canyon: Highway 39. 0.4 mi. S of Rincon Ranger Station. Comment
  POM348013  Medicago lupulina Thekla Mohr 1912-01 s.n. Los Angeles Los Angeles. Comment
  UCR127888  Medicago polymorpha A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26109 Los Angeles Western San Gabriel Mtns., Newhall Ranch, Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon 457 Comment
  LA82120  Medicago polymorpha O. H. Kappler; 1941-5-18 269 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM2406  Medicago polymorpha I. M. Johnston 1917-5-20 1245 Los Angeles Claremont Comment
  UC865664  Medicago sativa Ezra C. Knopf 156 Los Angeles Santa Catalina Island Comment
  UCR187135  Melica californica A. C. Sanders 2006-5-16 32309 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  JEPS86570  Melica imperfecta Roy E. Buck 1988-4-10 893 Los Angeles 0.3 rd mi n Three Points (e side of Three Points Rd, 0.6 air km ne of Oakdale Canyon and Pratt Canyon confluence drainages, 26 air km n of Castaic) 1036 Comment
  RSA654641  Melica imperfecta Fred Brooks, P. Sobkowiak 1988-4-23 18 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  UC440486  Melica imperfecta Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  POM348163  Melilotus albus L. E. Hoffman 1932-8-10 s.n. Los Angeles Verdugo Woodlands, Glendale. Comment
  SD31166  Melilotus albus Edith A. Purer 1931-2-21 Los Angeles Palos Verdes Hills, fields Comment
  RSA495077  Melilotus indicus A. C. Sanders 1988-5-18 7821 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  SD69521  Melilotus indicus Robert F. Thorne 1966-4-4 35764 Los Angeles Santa Catalina Island; bluff southeast of Ballast Point and Catalina Harbor, Isthmus. 60 Comment
  LA200492  Melilotus indicus Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR231915  Mentzelia affinis Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7994 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 100 m west of Sierra Highway and 200 m south of Avenue A 703 Comment
  UCR26010  Mentzelia albicaulis M. Partsch 1977-5-14 39 Los Angeles Western Mojave Desert, Palmdale Blvd at 140th St. East [SW of Lake Los Angeles] 1067 Comment
  RSA0019860  Mentzelia congesta Orlando Mistretta, Christine Mistretta 2011-6-29 5768 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  POM145759  Mentzelia micrantha Thomas Craig 1927-6-19 470 Los Angeles Soledad Canon [canyon] Road near junction with Mint Canyon Road. Comment
  POM96953  Mentzelia micrantha P. A. Munz 1925-4-23 9416 Los Angeles San Gabriel Canyon. 305 Comment
  RSA0080069  Mentzelia micrantha R. G. Swinney 2010-6-4 13039 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
  SBBG31386  Mentzelia micrantha R. F. Thorne 1966-6-1 36470 Los Angeles opposite Pebbly Beach terminal 7 Comment
  UC729790  Mentzelia micrantha Carl B. Wolf 1932-5-11 3568 Los Angeles Point w. side Fourth O' July Cove; Santa Catalina Island 30 Comment
  POM11577  Mentzelia montana P. A. Munz 1921-6-18 4585 Los Angeles Saw Mill, Swartout [Swarthout] Valley. 2073 Comment
  RSA659825  Mesembryanthemum nodiflorum Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 120 Los Angeles San Clemente Island. Comment
  CAS-BOT-BC348449  Micropus californicus var. californicus Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6957 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, head of Bouchette Canyon (draining northward to Johnsons Landing) 359 Comment
  RSA393756  Micropus californicus var. californicus L. C. Wheeler 1934-4-15 2520 Los Angeles San Gabriel Mountains: Liveoak Canyon. 488 Comment
  UCR270931  Microseris lindleyi R. G. Swinney 2011-5-26 14837 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  UCR175046  Mimulus aurantiacus Vanessa Lee 2005-4-10 s.n. Los Angeles San Gabriel Mtns. Foothills, Eaton Canyon Park, Pasadena, north of I-210 off Altadena Dr. 305 Comment
  UC76129  Mimulus aurantiacus var. pubescens Pupils of Los Angeles High School May 1903 Los Angeles Laurel Canyon Comment
  UCR272988  Mimulus aurantiacus var. pubescens R. G. Swinney 2011-4-26 14510 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
  UCSB10374  Mimulus aurantiacus var. pubescens Wedberg, Lee 1954-4-5 Los Angeles Griffith Park 457 Comment
  RSA590425  Mimulus aurantiacus var. puniceus Tim S. Ross 1993-4-21 6840 Los Angeles Santa Catalina Island. SW part of the island along major E-W ridge between 'Carlos' (972 ft) and Cactus Peak (1560 ft); 500-1200 ft NNE to NE of 'Quartz' (1252 ft). 396 Comment
  LA51878  Mimulus brevipes Carl Epling; 1926-5-8 sn Los Angeles Santa Monica Mountains, Topango Canyon Comment
  RSA641372  Mimulus brevipes Orlando Mistretta 1995-6-23 1839 Los Angeles San Gabriel Mountains: Lookout Mt. Trail. 1814 Comment
  RSA80123  Mimulus brevipes F. W. Peirson 1923-5-21 195 Los Angeles Fish Canyon, San Bernardino Mountains 686 Comment
  UC886121  Mimulus brevipes Alice Eastwood 1906-6-1 116 Los Angeles country adjacent to Los Angeles; Laurel Canyon Comment
  RSA0062708  Mimulus cardinalis R. G. Swinney 2010-10-13 14022 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  UCR277198  Mimulus cardinalis R. G. Swinney 2010-9-30 13955 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  RSA420678  Mimulus cardinalis R. S. Woglum 1935-04 1285 Los Angeles San Gabriel Canyon. Comment
  RSA681141  Mimulus floribundus LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1069 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 550 Comment
  RSA578656  Mimulus fremontii Tim S. Ross, J. Mark Porter 1994-5-1 7597 Los Angeles Open desert ca. 1870m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  UCR124681  Mimulus fremontii B. C. Templeton, I. W. Clokey 1930-4-8 1040 Los Angeles Mojave Desert, west of Lancaster 710 Comment
  JEPS23724  Mimulus grandis E. R. Blakley 1958-5-9 B- 2262 Los Angeles Hills 2 mi e Gorman; Along the San Andreas Fault Comment
  RSA724665  Mimulus guttatus K. Dobry 1991-5-13 509 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  LA35215  Mimulus guttatus Mary V. Hood; 1939-4-28 39- 20 -k* Los Angeles near Gorman Comment
  POM156324  Mimulus guttatus L. R. Abrams 1902-7-1 2612 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA158276  Mimulus guttatus Peter H. Raven 1962-7-11 18002 Los Angeles Rocky walls of Twin Canyon, where scattered, San Clemente Island. 320 Comment
  RSA442756  Mimulus guttatus E. S. Spalding 1927-4-1 s.n. Los Angeles Arrowhead Hot Springs. Comment
  SBBG17873  Mimulus guttatus P. H. Raven 1962-4-12 17327 Los Angeles cyn S of cyn below the Tomb 182 Comment
  JEPS11362  Mimulus nasutus F. W. Peirson 1918-5-19 197 Los Angeles back of Altadena; San Gabriel Mts., Millards Canyon 762 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
  UCR277020  Mimulus rubellus R. G. Swinney 2010-9-30 13923 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
  POM82647  Minuartia douglasii P. A. Munz 1925-4-23 9452 Los Angeles San Gabriel Canyon. 488 Comment
  CAS-BOT-BC174702  Minuartia nuttallii A. J. McClatchie 1893-8-16 182 Los Angeles Summit San Antonio Mt. Comment
  RSA748799  Minuartia nuttallii subsp. gracilis R. G. Swinney 2001-8-9 8012 Los Angeles east peak on Pleasant View Ridge 2504 Comment
  RSA0026048  Mirabilis jalapa Phillip Robinson 1991-5-9 353 Los Angeles Sycamore Canyon 0.25 miles S of intersection of Beverly Blvd. and Workman Mill. 0.5 miles east of Workman Mill on trail into canyon. Comment
  CAS-BOT-BC434640  Mirabilis laevis var. crassifolia John I. Carlson 1918-4-29 s.n. Los Angeles Sierra Madre Comment
  RSA271440  Mirabilis laevis var. crassifolia C. W. Tilforth 1978-6-8 1595 Los Angeles Base of bluffs at Point Dume, west of Malibu Comment
  RSA464640  Mirabilis laevis var. crassifolia M. B. Dunkle 1932-2-27 2872 Los Angeles Silver Canyon trail, Santa Catalina Island. Comment
  RSA69492  Mirabilis laevis var. crassifolia F. W. Peirson 1918-6-16 5356 Los Angeles Top of first grade, Mint Canyon, near Saugus. Comment
  RSA464830  Mirabilis laevis var. villosa T. W. Minthorn 1925-5-3 s.n. Los Angeles Palmdale. Comment
  RSA0115480  Mirabilis multiflora var. pubescens T. B. Salvato, H. Spencer Badet, Mitch Provance 2007-4-26 2080 Los Angeles Tehachapi Mountains Foothils/ Western Antelope Valley: outwash plain below Bronco Canyon, c. 4 mi N of Hwy 138. 915 Comment
  UC284649 Image available Monardella breweri subsp. glandulifera I. M. Johnston 1918-9-1 2139 Los Angeles Brown's Flats, San Antonio Mountains 1310 Comment
  RSA774165  Monardella breweri subsp. lanceolata R. G. Swinney 2009-7-22 11338 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  PASA1138  Monardella candicans var. exilis Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  RSA252918  Monoptilon bellidiforme R. F. Thorne, C. W. Tilforth 1973-4-20 43062 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  RSA13757  Montia fontana L. C. Wheeler 1934-3-3 2387 Los Angeles Puddingstone Dam (Harwood Hill) San Jose Hills. 305 Comment
  CAS-BOT-BC109000  Mucronea californica C. B. Wolf 1931-7-2 2261 Los Angeles Little Tujunga Wash, 0.5 mile above the bridge on the road from Sunland to San Fernando. 335 Comment
  RSA741094  Muhlenbergia californica Justin M. Wood 2008-11-21 244 Los Angeles 1.5 air miles NE of Big Tujunga Dam where Fall Creek crosses ANF Road (3N27). 800 Comment
  RSA0070094  Muilla maritima Mitch Provance 2010-5-4 0510 -42 Los Angeles ridgeline overlooking Hwy I-5 about 0.4 miles NE of Gorman. 1430 Comment
  UCR197199  Muilla maritima Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 703 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999 579 Comment
  SEINET12047982  Muilla maritima D. M. Mukunya 1967-1 58 Los Angeles Wash-Pomona College, Claremont, San Gabriel Comment
  SBBG52892  Munzothamnus blairii F. C. Boutin 1967-4-23 1688 Los Angeles cyn wall in next major drainage way and cyn SE of Lemon Tank Comment
  SEINET7040201  Nama demissa A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  RSA428287B  Nama stenocarpa Anstruther Davidson 1924-07 s.n. Los Angeles Bixby Slough Comment
  RSA703766  Nassella cernua Gary D. Wallace, Ann Hiller 1983-5-18 2065 Los Angeles Dirt road W of Mt. Emma Rd. Comment
  RSA757801  Nassella cernua Orlando Mistretta, Christine Mistretta 2008-4-7 2368 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 46 per TRTP survey-2008) 1031 Comment
  RSA91824  Nassella cernua F. W. Peirson 1923-4-12 3419 Los Angeles Wilson's Cove, San Clemente Island Comment
  CAS-BOT-BC259921  Nassella lepida Louis C. Wheeler 1936-6-8 4125 Los Angeles Bell-San Dimas Canyon divide, San Gabriel Mountains 960 Comment
  RSA188181  Nassella lepida R. F. Thorne 1966-4-7 35944 Los Angeles Santa Catalina Island: Cherry Valley 61 Comment
  UCD87962  Nassella lepida Robert F. Thorne 1966-4-7 35944 Los Angeles Santa Catalina Island, at Cherry Valley. Comment
  SBBG34318  Nassella pulchra P. H. Raven 1962-4-9 17172 Los Angeles near barracks, Wilson Cove 60 Comment
  SEINET10527039  Nassella pulchra H. Lewis 1941-3-19 Lewis UMO 46067 Los Angeles Faculty Hill, UCLA campus. Comment
  UC187680  Navarretia hamata subsp. leptantha Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  UCR155604  Navarretia setiloba A. C. Sanders 2005-5-11 30136 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon, SW of Cruzan Mesa on bench on north side of canyon 573 Comment
  RSA0116185  Nemacladus R. G. Swinney 2011-5-16 14747 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi. at 73 deg SE of Colby Ranch Rd. and FS Rd. Comment
  JEPS5409  Nemacladus longiflorus var. longiflorus Frank W. Peirson 1921-6-21 2453 Los Angeles San Gabriel Mountains, West Fork of San Gabriel River San Gabriel Mountains, West Fork of San Gabriel River 640 Comment
  SEINET7063582  Nemophila heterophylla A. G. Vestal 1947-4-8 s.n. Los Angeles Sierra Pelona Valley. UTM Zone 11, 379973mE, 3819635mN. (WGS84/NAD83). 835 Comment
  RSA313428  Nemophila menziesii var. integrifolia T. S. Elias 1984-4-29 8327 Los Angeles Angeles National Forest; Glendora Ridge near Baldy Camp; along forest service road above ridge road Comment
  UCSC000896  Nemophila menziesii var. integrifolia E. McMillan 1952-3-23 19 Los Angeles desert foothills of the San Gabriel Mts. above Little Rock San Gabriel Mts., Little Rock Comment
  POM3505  Nemophila menziesii var. menziesii E. L. Brown s.n. Los Angeles Hillsides, Pasadena Comment
  CATA2881  Nerium oleander Sara L. Crockett, Michael Daligdig 1996-11-4 27 Los Angeles Santa Catalina Island: Casino point and walkway 9 Comment
  RSA80769  Nicotiana bigelovii var. wallacei F. W. Peirson 1090 Los Angeles L. A River, San Fernando Valley. Comment
  LA200902  Nicotiana glauca A. H. Lange; 1951-3-27 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SEINET10696841  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3974 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCR180373  Oenothera californica subsp. californica Scott D. White, Pam Devries 2006-5-9 11396 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy and SW of Gorman Post Road 1098 Comment
  CHSC22128  Oenothera deltoides Robert A. Schlising 1972-6-1 3042 Los Angeles 1.0 mi SW of jct hwy N2 and Spunkey Canyon Road, along latter. Comment
  UCSB4457  Oenothera elata Crum, Charles 1958-7-3 Los Angeles Crystal Lake roadside, near Los Angeles 1828 Comment
  RSA313416  Olea europaea Robert F. Thorne 1971-4-2 41430 Los Angeles Johnson's Pasture s, N. of Mountain Avenue, Claremont. 549 Comment
  SEINET6691727  Olea europaea Orson Howard 1903-1 s.n. Los Angeles The Palms, Los Angeles. Comment
  SBBG31441  Oligomeris linifolia R. F. Thorne 1966-4-4 35753 Los Angeles SE of Ballast Pt and Catalina Harbor; isthmus 91 Comment
  RSA0097544  Opuntia Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18408 Los Angeles Claremont, 300m south of the SE base of Indian Hill. 402 Comment
  UCR276957  Opuntia phaeacantha R. G. Swinney 2010-6-1 13087 C Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  RSA0059274  Orobanche bulbosa Ivan M. Johnston 1917-7-1 1430 Los Angeles San Antonio Mountains. Evey Canyon. 1372 Comment
  RSA0076175  Orobanche bulbosa John C. Roos 1942-6-6 1065 Los Angeles Placerita Canyon, near Newhall. Comment
  UCSC000709  Orobanche bulbosa Jerome S. Horton 1935-6-21 185 Los Angeles Pomona, Tanbark Flat 823 Comment
  RSA651298  Orobanche fasciculata Lori Ackerman, Gerald Braden, Arthur Davenport 1988-5-4 28 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  UCR270058  Orobanche fasciculata R. G. Swinney 2011-7-21 15541 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  UCR62349  Orobanche fasciculata Jeri Hirshberg, Theo Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  CAS-BOT-BC502899  Orobanche fasciculata Louis C. Wheeler 1973-5-3 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon Comment
  RSA611255  Orobanche fasciculata Louis C. Wheeler 1968-5-27 s.n. Los Angeles San Gabriel Mountains: Alimony Ridge, at head of Brainard Canyon. 1402 Comment
  SBBG112823  Orobanche parishii subsp. brachyloba S. A. Junak 1998-7-17 SCa 788 Los Angeles just W of mouth of Silver Cyn, on coastal slopes just inland from beach 12 Comment
  RSA187714  Orthocarpus purpurascens Robert F. Thorne 1966-4-7 35985 Los Angeles Santa Catalina Island. S of Parson Landing and SW of Arrow Point, W. end island. 61 Comment
  CAS-BOT-BC355762  Osmadenia tenella I. Johnston 1917-5-27 1248 Los Angeles Above Claremont (Johnson's Pasture) Comment
  RSA601031  Osmorhiza berteroi L. C. Wheeler 1966-9-21 8919 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring 2439 Comment
  RSA458984  Osmorhiza brachypoda Fay A. MacFadden 1931-3-31 s.n. Los Angeles Tuna Canyon Verdugo Hills Comment
  POM2735  Oxalis albicans subsp. californica D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  UCR217699  Oxalis corniculata A. C. Sanders, Dan S. Cooper 2010-8-5 38549 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  UCR271719  Oxalis pes-caprae R. G. Swinney 2011-3-26 14229 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
  JEPS58012  Oxytheca parishii var. parishii Frank W. Peirson 1922-7-5 3168 Los Angeles n of Big Pines; San Gabriel Mountains, Le Montaine 2209 Comment
  RSA729526  Oxytheca parishii var. parishii R. G. Swinney 1999-7-5 7542 Los Angeles San Gabriel Mtns.: Cedar Canyon, canyon bottom c. 0.75 mi. NW of Big Pines highway at a point 0.5 mi. west of junction of Hwy 2. 1866 Comment
  RSA524625  Oxytheca trilobata Tim S. Ross, S. D. Boyd 1990-5-17 2594 Los Angeles San Gabriel Mountains, Angeles National Forest: Mill Creek Tree Plantation, Tujunga District. 1613 Comment
  RSA656310  Paeonia californica Valerie L. Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 659 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park. 579 Comment
  RSA518455  Paeonia californica Gary D. Wallace, G. Cromwell 1966-2-19 8 Los Angeles NE of Azusa, 2 mi. up Glendora Mtn. Rd. from Foothill Blvd. along a fire road. Comment
  POM366050  Panicum acuminatum var. acuminatum H. E. Hasse 1902-1 s.n. Los Angeles San Gabriel Range Comment
  LA14372  Parapholis incurva Robert Fowler; 1942-5-12 sn Los Angeles Playa del Rey Comment
  UCR177619  Parietaria hespera var. hespera LeRoy Gross, Valerie Soza 2001-6-6 432 Los Angeles Los Angeles Basin region:, Verdugo Mountains, north side; Hostetter Mountain Way, off of La Tuna Canyon Road. 701 Comment
  UCR178920  Parietaria hespera var. hespera R. G. Swinney 1989-5-11 s.n. Los Angeles San Gabriel Mtns., in and near Glendora Wilderness Park, in Big Dalton Canyon and its tributaries. 200 yards north of Sierra Madre Ave., east of Big Dalton Channel, east of Glendora Mtn. Road 335 Comment
  UC2061665  Paspalum distichum R. E. Riefner Jr. 2007-7-1 07 -290 Los Angeles City of San Dimas, Puddingstone Reservoir, Bonelli Regional Park, East Shore Dr. Comment
  UCD88702  Paspalum setaceum var. muehlenbergii P. B. Dickey 1939-7-28 719 Los Angeles Littlerock SCS Nursery. 853 Comment
  RSA733306  Paspalum vaginatum R. E. Riefner 2006-7-29 6 -327 Los Angeles City of Carson, near Victoria Park, Dominguez Channel, at Del Amo Blvd. near Carson St. 7 Comment
  SEINET10682087  Passiflora biflora S. Krosnick 2008-7-27 Krosnick 433 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #115C. in Honduras Comment
  SEINET10682089  Passiflora biflora S. Krosnick 2008-7-27 Krosnick 434 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #115B in Honduras Comment
  SEINET10682156  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 428 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #96 in Honduras Comment
  RSA0070193  Pectocarya anisocarpa LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6948 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
  POM3820  Pectocarya linearis C. F. Baker 4135 Los Angeles Hills near Claremont Comment
  RSA593439  Pectocarya penicillata Steve Boyd 1996-4-24 8643 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  UCR130052  Pectocarya penicillata George K. Helmkamp, E. A. Helmkamp 1998-5-21 4048 Los Angeles Western Mojave Desert/Transverse Range, junction of Munz Ranch Rd and Lake Elizabeth Rd., north of Lake Elizabeth 1006 Comment
  UCR276807  Pectocarya setosa R. G. Swinney 2010-5-21 12895 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
  SBBG68681  Pedicularis densiflora L. Ackley -Mar-1927 1089 Los Angeles Laurel Cyn 304 Comment
  SFV3422  Pedicularis densiflora M. L. Vincent 1961-3-12 s.n. Los Angeles Santa Monica Mountains Malibu area. Las Virgenes Road. On dry slope in Tapia Park. 150 Comment
  RSA401969A  Pedicularis densiflora A. J. Merrit 1943-03 s.n. Los Angeles Laurel canon Comment
  JEPS10887  Pedicularis semibarbata Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp; San Gabriel Mountains Comment
  UCR86821  Pelargonium Scott D. White 1995-4-27 2946 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  RSA686727  Pellaea andromedifolia L. E. Hoffman 1932-1-1 s.n. Los Angeles Pacoima Canyon, Los Angeles National Forest Comment
  RSA686735  Pellaea andromedifolia Albert J. Perkins 1912-10-20 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
  SEINET4536345 Image available Pellaea andromedifolia M. B. Dunkle 1929-1-26 2043 Los Angeles Little Gibralter 15 Comment
  RSA530062  Pellaea mucronata var. mucronata T. S. Ross 1991-8-16 5874 Los Angeles San Gabriel Mountains, Horse Flats 1787 Comment
  UC1922095  Penstemon X dubius LeRoy Gross, Valentin Arvizu 2006-5-31 2470 Los Angeles [Transverse Ranges; San Gabriel Mountains region]; Forest Service road surveys; Along Santa Clara Road (3N17.6) from Magic Mountain to a short distance pass (east) of Indian Canyon Road (4N37): Near 34.39367N, 118.29405W. 1321 Comment
  UC1375427  Penstemon caesius R. F. and M. Z. Thorne 1969-7-10 38356 Los Angeles ca 1 1/2 mi se Dawson Saddle (along Angeles Crest Hwy, near Lodgepole Picnic Ground); San Gabriel Mts, Angeles National Forest 2316 Comment
  UC2042041  Penstemon centranthifolius Orlando Mistretta 1992-5-16 1 Los Angeles Transverse Ranges; San Gabriel Mountains region: Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski Area. Comment
  UCR269930  Penstemon centranthifolius R. G. Swinney 2011-7-21 15550 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  UCR281666  Penstemon centranthifolius R. G. Swinney 2014-4-23 16186 Los Angeles San Gabriel Mountains/Mojave Desert, Bob's Gap Rd. east of Valyermo at Bobs Gap, near Lime Kiln in wash bottom, c. 30 meters east of 165th Street 1232 Comment
  RSA578331  Penstemon centranthifolius Tim S. Ross, Steve D. Boyd 1994-5-4 7648 Los Angeles East side of Grass Mountain: slope of southeasterly exposure, 420 m ENE of the main summit. 1346 Comment
  UC27488  Penstemon grinnellii H. M. Hall June 1899 1223 Los Angeles San Antonio Mountains 1752 Comment
  RSA0106853  Penstemon grinnellii subsp. grinnellii R. G. Swinney 2011-7-29 15580 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  PASA878  Penstemon heterophyllus Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA408097  Penstemon heterophyllus Bonnie C. Templeton 1930-5-27 1404 Los Angeles Near Mulholland Drive, Santa Monica Mountains. North of Beverly Hills. 600 Comment
  RSA741  Penstemon heterophyllus J. T. Howell 1928-6-29 1015 Los Angeles Near Seminole Hot Springs. Santa Monica Mountains 305 Comment
  NY601668  Penstemon heterophyllus var. australis A. J. McClatchie 1893-5-20 s.n. Los Angeles Comment
  POM17635  Penstemon rostriflorus Philip A. Munz 1923-8-31 7669 Los Angeles Big Pines, Swartout Valley. 2226 Comment
  UCR124574  Penstemon speciosus B. C. Templeton 1932-6-19 4923 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2195 Comment
  UCR100071  Penstemon spectabilis R. G. Swinney 1969-4-29 393 Los Angeles San Gabriel Valley, c. 0.3 mi north of Foothill Blvd. (Hwy 66) and 1.0 mi east of San Gabriel River Channel, Azusa 189 Comment
Read comments
Feb 1 2011
  UCR209683  Penstemon spectabilis Dan S. Cooper 2009-5-13 509- 30 Los Angeles Eastern Santa Monica Mtns., Los Angeles, Griffith Park, along Mulholland Hwy. above Brush Canyon 363 Comment
  POM4778  Pentachaeta aurea H. M. Hall 1909-5-20 s.n. Los Angeles Claremont. 365 Comment
  LA3444  Pentagramma triangularis subsp. triangularis Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Campus. Comment
  SBBG98216  Pentagramma triangularis subsp. triangularis F. W. Peirson 1919-12-2 1502 Los Angeles W Fk of Rubio Cyn 746 Comment
  UC1375300  Perideridia parishii subsp. latifolia Robert F. Thorne 1971-8-25 41307 Los Angeles Windy Spring San Gabriel Mts., Angeles National Forest, Mt. Islip (n slope of mt.) 2255 Comment
  LA82469  Peritoma arborea O. H. Kappler; 1941-2-5 77 Los Angeles 60 Comment
  CAS-BOT-BC73771  Peritoma arborea var. arborea Alice Eastwood 1917-7-20 6446 Los Angeles Santa Catalina Island - south of Wilson's Harbor Comment
  CAS-BOT-BC355968  Perityle emoryi G. B. Grant 1906-9-1 7167 Los Angeles Santa Catalina Island Comment
  RSA177786  Perityle emoryi R. F. Thorne, Percy C. Everett 1965-5-11 34527 Los Angeles Ballast Point, E side of Catalina Harbor, Santa Catalina Island 61 Comment
  SEINET3142748  Perityle emoryi G. B. Grant 7167 Los Angeles Catalina Island Comment
  UCD134901  Perityle emoryi P. B. Kennedy Date Unknown s.n. Los Angeles White Landing, Santa Catalina Island. Comment
  UCD99313  Persicaria hydropiperoides James Dilley 1997-4-5 s.n. Los Angeles The Sepulvida Basin in the San Fernando Valley, 1/8 mile north of the dam. Comment
  SEINET3923792  Persicaria lapathifolia Timothy S. Ross, Steve Boyd 1994-9-21 8335 Los Angeles CowW SPRING POND': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, about 100 m W of the Cow Spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  UC19636  Petalonyx thurberi subsp. thurberi J. H. Barber 1897-7-12 275 Los Angeles in Soledad Canyon near Saugus; Soledad Canyon Comment
  RSA787532  Phacelia austromontana Jane Tirrell 2012-6-4 LS 0057 Los Angeles Crest of ridge at south end of Claude's Ridge, approximately 0.5 miles west of Mt Hawkins 2620 Comment
  SEINET3372074  Phacelia campanularia subsp. campanularia G. Rink 2011-6-3 10590 Los Angeles Hills east of Diamond Bar 244 Comment
  UCR239615  Phacelia cicutaria Dan S. Cooper 2012-7-2 712- 42 Los Angeles Western Transverse Range; Santa Monica Mountains, upper Escondido Canyon 84 Comment
  UCR281387  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-27 16663 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  RSA133408  Phacelia cicutaria var. hispida Peter H. Raven 1959-5-3 14055 Los Angeles Santa Monica Mountains: Mulholland Drive near head of Franklin Canyon 381 Comment
  SEINET1004984  Phacelia cicutaria var. hubbyi A. C. Sanders, Tricia Wotipka, Mark A. Elvin 2003-1 26115 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Cataic Lake dam. 518 Comment
  POM18109  Phacelia cryptantha P. A. Munz 1923-5-25 6817 Los Angeles Big Rock Creek, San Gabriel Mts. 1280 Comment
  PASA1380  Phacelia davidsonii Margaret Stason 1931-6-13 Los Angeles Chilao, San Gabriel Mts. Comment
  RSA733034  Phacelia davidsonii R. G. Swinney 1998-7-8 6342 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UC1400334  Phacelia davidsonii R. F. and M. Z. Thorne 1969-7-9 38585 Los Angeles Big Pines San Gabriel Mts., Angeles National Forest 2072 Comment
  HSC82802  Phacelia distans R. F. Thorne 1963-5-15 31661 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  LA33993  Phacelia distans Henry J. Thompson; 1959-3-31 1902 Los Angeles Santa Monica Mountains, Cornell Rd, 1 mi N of Mulholland Hwy and 1.8 mi S of Malibu Junction 274 Comment
  RSA0055985  Phacelia distans Richard G. Swinney 2010-3-22 12037 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA570063  Phacelia distans Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4890 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  RSA587756  Phacelia distans Tim S. Ross 1991-4-27 4621 Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  SEINET8043952 Image available Phacelia distans R. G. Swinney 2010-1 11723 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from I-210 Fwy south to Big Tujunga Wash. 331 Comment
  UC1432903  Phacelia distans R. Beauchamp and M. Douglas 1972-3-24 3221 Los Angeles behind sand dune s Eel Point; San Clemente Island 25 Comment
  UCR263061  Phacelia distans Mitch Provance 2008-4-14 408- 06 Los Angeles Western Transverse Range; Liebre Mountains, southeast of Quail Lake, 1.4 miles southeast of Hwy 138 on FSR N2/Ridge Route Road 1160 Comment
  POM9837  Phacelia distans P. A. Munz, R. D. Harwood 1920-3-13 3292 Los Angeles San Jose Hills 5 mi. W. of Pomona. 305 Comment
  RSA596372  Phacelia distans R. G. Swinney 1989-4-15 s.n. Los Angeles San Gabriel Mountains, in and near Glendora Wilderness park, Big Dalton Canyon. Big Dalton Canyon Rd, 1.4 mi. E of Glendora Mtn. Rd 457 Comment
  UCR110877  Phacelia douglasii A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22006 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
  SBBG108908  Phacelia floribunda S. A. Junak 1997-3-11 SCl 744 Los Angeles Sibara Ridge overlooking Pyramid Cove, ca. 0.25 mi S of Triangulation Pt Guds 164 Comment
  UC2052832  Phacelia floribunda M. B. Dunkle 1939-4-2 7212 Los Angeles San Clemente Island, at southeast Point. Comment
  UC450804  Phacelia grandiflora Fay A. Macfadden 1931-7-1 93 E Los Angeles Tuna Canyon Verdugo Hills Comment
  UC57032  Phacelia grandiflora Ernest Braunton 1901-6-18 76 Los Angeles W. Sherman Canyon Comment
  UCR1455  Phacelia grandiflora Richard Bitterolf 1961-3-30 2000 Los Angeles West Fork of San Gabriel Canyon 2 mi past road junction for East fork 610 Comment
  RSA587149  Phacelia longipes Orlando Mistretta 1995-4-28 1657 Los Angeles San Gabriel Moutains: Santiago Canyon. Slopes W of main canyon. 1372 Comment
  RSA660847  Phacelia longipes Gerald Braden, Lori Ackerman 1988-5-19 22 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  CATA1161  Phacelia lyonii Mark L. Hoefs 1995-5-30 2154 Los Angeles Santa Catalina Island: Ben Weston Beach 4 Comment
  UC881189  Phacelia lyonii L. W. Nuttall 263 Los Angeles Santa Catalina Island Comment
  RSA0120160  Phacelia minor R. G. Swinney 2014-5-27 16666 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  UC1174719  Phacelia minor George W. Gillett 1954-4-23 367 Los Angeles Johnson's Pasture San Gabriel foothills (near Claremont) 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
  RSA13789  Phacelia mohavensis Victor Duran 1933-7-11 3512 Los Angeles Sulphur Spring, San Gabriel Mts. 1524 Comment
  SEINET12280298  Phacelia parryi Unknown 1934-1 9237 Los Angeles Santa Monica coast range Comment
  RSA0088568  Phacelia ramosissima R. G. Swinney 2010-5-11 12697 Los Angeles East of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd. 872 Comment
  UCSB5426  Phacelia ramosissima Wedberg, H. 1958-7-19 Los Angeles Point Dume Comment
  UC1424845  Phacelia ramosissima var. austrolitoralis C. W. Tilforth, J. Dourley, W. Wisura 1978-6-8 1596 Los Angeles w Malibu (base of bluffs); Point Dume Comment
  UC1348977  Phacelia ramosissima var. latifolia Robert F. Thorne, M. Z. Thorne 1967-7-19 37126 Los Angeles 1/2 mi above Coldbrook Station; San Gabriel Mts., Angeles National Forest 1097 Comment
  RSA250587  Phacelia tanacetifolia Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41590 Los Angeles San Gabriel Mts., Angeles National Forest: Grandview Canyon, Mohave desert slopes N of Mile High Ranch in desert chaparral 1372 Comment
  RSA589339  Phacelia tanacetifolia Orlando Mistretta 1995-3-24 1558 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  SBBG65048  Phacelia tanacetifolia R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  UCSC003068  Phacelia tanacetifolia Peter Kamb 1948-7-13 1208 Los Angeles on south side of canyon - San Gabriel Mountains, Big Tujunga canyon at Wildwood 549 Comment
  SBBG65054  Phacelia viscida M. N. Ackley -May-1927 401 Los Angeles Mulholland Drive 457 Comment
  RSA428241  Phacelia viscida Louis C. Wheeler 1932-3-20 512 Los Angeles Head of Mandeville Canyon, Santa Monica Mts 488 Comment
  CATA3543  Phalaris aquatica Peter J. Dixon, Bruce Reed, Heather Federlin, Betsy Lape 2018-5-14 107 Los Angeles Santa Catalina Island: Interior; West End of Island, Junction of Silver Peak and Fenceline Road. 0 Comment
  OBI69294  Phalaris aquatica John Knapp, Denise Knapp 2003-5-11 46 Los Angeles Catalina Island, 369113.71N x 3690721.77E 259 Comment
  RSA562556  Phalaris aquatica Steve Boyd, Orlando Mistretta 1993-5-11 8124 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  RSA601695  Phalaris aquatica L. C. Wheeler 1968-2-4 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail 1 mi. southwest of Johnstone Peak. 731 Comment
  UC777908  Phalaris lemmonii Frank W. Gould 1944-4-12 2281 Los Angeles near corner of Western Ave. and 131st Street Comment
  POM356921  Phalaris minor Howard Mullins 1931-5-5 s.n. Los Angeles Los Angeles, city lot Comment
  SFV21868  Phalaris paradoxa J. D. Dilley 1997-4-5 s. n. Los Angeles San Fernando Valley Van Nuys, Sepulveda Flood Control Basin, 200 m north of the dam. 215 Comment
  UCR184123  Phlox gracilis A. C. Sanders, T. B. Salvato 2007-4-24 33480 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
  RSA592519  Pholistoma auritum Mark Hoefs, D. Propst 1973-3-14 80 Los Angeles Cape Canyon, Santa Catalina Island. 290 Comment
  UC440367  Pholistoma auritum Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon Santa Monica Mts., Las Flores Canyon Comment
  SFV12409  Pholistoma membranaceum D. L. Koutnik, V. Dawes 1978-4-6 289 Los Angeles Mojave Desert CA Highway 18, just east of Valyermo turnoff. 945 Comment
  RSA628625  Pholistoma racemosum Steven A. Junak 1997-3-11 sc 755 Los Angeles San Clemente Island: Extreme SE end of Island, in W fork of small canyon SSE of Triangulation Station Guds ca. 0.4 miles SSE of Guds on E side of Sibara Ridge 91 Comment
  UC535361  Phoradendron macrophyllum Ira W. Clokey, B. Templeton 1929-4-1 4449 Los Angeles top of ridge Mandeville Canyon; Santa Monica Mts., Mandeville Canyon 500 Comment
  UCR191537  Phoradendron pauciflorum R. G. Swinney 1998-7-8 6327 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 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
  UC848880  Phoradendron villosum Marcus E. Jones, A. M. 1882-2-27 3028 Los Angeles Pasadena Comment
  RSA188352  Phyllospadix scouleri Robert F. Thorne 1966-5-31 36443 Los Angeles Santa Catalina Island, washed up in wrack on beach but growing abundantly on S side of Little Harbor in shallow water, Comment
  UC625082  Phyllospadix torreyi F. R. Fosberg 1931-4-12 S 4575 Los Angeles Jewfish Point Santa Catalina Island (rocks a few yards from shore) 0 Comment
  RSA423756  Physalis philadelphica Louis C. Wheeler 1932-10-29 1440 Los Angeles Atlantic Ave. ca. 8 mi. N Anaheim Ave. Long Beach. 46 Comment
  RSA549231  Picris echioides Scott D. White 1992-10-8 927 Los Angeles Malibu, base of Santa Monica Mountains, just N of Pacific Coast Highway, 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
  RSA700383  Pinus attenuata Tim Thibault 2003-9-28 59 Los Angeles Mt. Gleason 1704 Comment
  CATA1818  Pinus radiata Benjamin E. Carter 2012-8-31 7018 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  CATA3221  Pinus radiata Julia Parish 2016-11-12 013 Los Angeles Santa Catalina Island: South-southwest corner of Thompson Reservoir, 50 meters east of old hacktower 206 Comment
  RSA495101  Piptatherum miliaceum A. C. Sanders 1988-5-18 7839 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  SD90022  Pittosporum phillyraeoides Jeannette L. Huber, R. V. Langmuir 1972-3-19 1202 Los Angeles Altadena. Growing under native conditions on old, abandoned Cobb estate. Comment
  UC1971491  Pityrogramma triangularis Louis C. Wheeler 1969-5-17 s.n. Los Angeles SANTA CATALINA ISLAND: 0.3 mile south southeast Isthmus Bench Mark. Comment
  RSA702542  Plagiobothrys arizonicus Scott D. White 2004-5-5 10306 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
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Dec 20 2007
  UCR187110  Plagiobothrys arizonicus A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32241 Los Angeles Tehachapi Mtns. Foothills/Mojave Desert, western end of the Antelope Valley, SW corner of intersection of Ave. 300 West and Oso Pumping Plant Rd. 915 Comment
  SBBG113266  Plagiobothrys canescens S. A. Junak with M. L. Hoefs, S. Crockett 1997-3-27 SCa 360 Los Angeles Cape Cyn, along Cape Cyn Rd, ca. 0.2 rd mi W of Cape Cyn Reservoir 304 Comment
  POM11629  Plagiobothrys canescens var. catalinensis George B. Grant 1901-4-9 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  UCR223480  Plagiobothrys collinus R. G. Swinney 2009-5-28 10926 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  POM3871  Plagiobothrys parishii Marjorie Shaw, Spaulding, Walton 1917-4-6 993 Los Angeles Lovejoy Springs, 16 miles north of east Palmdale Comment
  POM243771  Plantago erecta F. R. Fosberg 1931-4-10 S- 4548 Los Angeles Avalon Canyon, Santa Catalina Island. 120 Comment
  SBBG98634  Plantago erecta T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5333 Los Angeles between Box and Horse Cyns 484 Comment
  POM277141  Plantago erecta E. S. Steele, H. S. Pratt 1935-3-3 s.n. Los Angeles Eagle Rock hills Comment
  RSA0115761  Plantago erecta Steven A. Junak 1999-5-20 SCa- 935 Los Angeles Santa Catalina Island. On ridge between Cottonwood and Escondido Canyons, on S side of Cottonwood-Black Jack Road, ca. 0.6 mi. up from reservoir. 256 Comment
  RSA187913  Plantago erecta Robert F. Thorne 1966-4-5 35870 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon. 107 Comment
  RSA523557  Plantago erecta F. W. Peirson 1919-3-27 329 Los Angeles Arroyo Seco near Pasadena 412 Comment
  UCD124471  Plantago erecta Peter H. Raven 1962-5-22 17841 Los Angeles Middle Ranch; Santa Catalina Island, California. 213 Comment
  UCR204425  Platanthera R. G. Swinney 2001-9-15 8186 Los Angeles San Gabriel Mountains, Little Jimmy Spring 2256 Comment
  LA200743  Platanus racemosa Carl Epling; 1930-4-10 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA703328  Platanus racemosa LeRoy Gross 2005-2-15 1387 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. Near 356 Comment
  CATA1401  Pluchea odorata Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2543 Los Angeles Santa Catalina Island: Lower road to Salta Verde Beach 15 Comment
  RSA587036  Poa secunda Orlando Mistretta 1995-5-10 1698 E Los Angeles San Gabriel Mountains, Bare Mountain Canyon, West Fork, 1540 Comment
  RSA679138  Poa secunda Valerie L. Soza, LeRoy Gross, Bill Hogshead 2002-5-9 1463 Los Angeles Along Sunset Peak Road, 2.8 km ESE from Glendora Ridge Road. 1494 Comment
  UCR25115  Poa secunda John C. Roos, L. Roos 1951-5-27 5055 Los Angeles Mojave Desert, flats between Lancaster and Rosamond 701 Comment
  SEINET7047928 Image available Poa secunda subsp. secunda Steven R. Hill, Kate Kramer 2001-1 33379 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  LA94348  Polycarpon depressum Carl Epling; Harvey Anderson 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  CLARK-A1528-2456  Polycarpon tetraphyllum John C. Roos 1958-5-2 Los Angeles West Los Angeles Comment
  RSA286762  Polycarpon tetraphyllum R. F. Thorne 1974-6-3 44688 Los Angeles Claremont, at 1010 Northwestern Drive 335 Comment
  SFV21677  Polygonum amphibium var. emersum L. L. Zung 2009-5-20 12 Los Angeles Santa Monica Mountains Rocky Oaks. 530 Comment
  RSA332056  Polygonum arenastrum Wayne E. Sawyer 1981-7-18 101 Los Angeles SAN GABRIEL MTNS., ANGELES NATIONAL FOREST: CA Hwy 2 between Dawson Saddle and junction of CA Hwy 39, 1.6 mi. from Dawson Saddle. 2302 Comment
  SEINET4138034 Image available Polygonum hydropiperoides Dan S. Cooper 2011-7-23 711 -90 Los Angeles South Coast: Madrona Marsh, Torrance 24 Comment
  POM12154  Polypodium californicum P. A. Munz 1920-3-17 3352 Los Angeles Lone Hill, San Dimas. 305 Comment
  RSA0091970  Polypodium californicum R. G. Swinney 2011-3-17 14127 Los Angeles Glendora, north of Mull Canyon debris basin 366 Comment
  SD139392  Polypodium californicum Jon Rebman 1996-4-28 3100 Los Angeles San Clemente Island: Eagle Canyon on southeast side of island 149 Comment
  UC1215284  Polypodium californicum Peter H. Raven 1962-4-12 17329 Los Angeles w side San Clemente Isl. (canyon s of canyon below the Tomb) 228 Comment
  UC223678  Polypodium californicum C. F. Millspaugh 1920-6-28 4638 Los Angeles Lover's Cove; Santa Catalina Isl. Comment
  UC812487  Polypodium californicum Marcus E. Jones, A. M. 1882-2-27 Los Angeles Pasadena Comment
  POM12481  Polypodium californicum M. L. Kendall 1921-3-19 62 Los Angeles Puddingstone Canyon, San Dimas Comment
  UCSB62331  Polypodium californicum Kiefer, Lawrence 1967-1-7 Los Angeles San Gabriel Mtns., Pacoima Canyon, vicinity of Dutch Louie Camp 701 Comment
  UCSB62382  Polypodium californicum Kendall, M. 1921-3-19 Los Angeles Puddingstone Canon, San Dimas Comment
  CATA1847  Polypogon interruptus Denise Kraus 2000-5-11 29 Los Angeles Santa Catalina Island: In drainage between Goat Harbor Burn eastern fire break ridge/road and road leading to Twin Rocks. Approximately 4,600 ft. northeast of Airport Road 304 Comment
  CATA847  Polypogon monspeliensis Mark L. Hoefs 1991-6-26 1447 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  RSA483708  Polypogon monspeliensis Richard Noyes, L. Arnseth 1988-4-30 528 Los Angeles 100 meters E of Thompson Creek Dam 500 Comment
  SFV21111  Polypogon monspeliensis L. Gross, N. Fraga, B. Hogshead, A. Virgen 2003-6-19 1111 Los Angeles Verdugo Mountains North side of Verdugo Mountains. Entered west of Haines Canyon Park off of Estepa Drive in Tujunga. Followed ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 Freeway. South of freeway will drain into La Tuna Canyon. At concrete tunnel at north end of 210 Freeway. 457 Comment
  SEINET10593641  Polypogon monspeliensis Joseph A. Ewan 1936-8-6 Ewan 9971 Los Angeles Shade of thick willow thicket Head of Cedar Canyon off Mescal Canyon. San Gabriel 1981 Comment
  RSA385493  Polypogon viridis F. R. Fosberg 1930-10-18 S- 4117 Los Angeles Nigger Slough'. [locality name change to'Laguna Dominguez'] 40 Comment
  SD112414  Polystichum imbricans subsp. curtum Darley F. Howe 1915-3-1 17 Los Angeles San Gabriel Mountains, San Dimas Canyon Comment
  UCR190497  Populus balsamifera subsp. trichocarpa T. B. Salvato 2007-6-5 3127 Los Angeles San Gabriel Mountains, Santa Anita Reservoir, proposed 4-acre sediment placement site, east side of the channel and 0.4 mi south of the Elkins Avenue entrance gate 680 Comment
  RSA777523  Potentilla glandulosa R. G. Swinney 2009-5-20 10840 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UCR210133  Potentilla glandulosa R. G. Swinney 2008-8-13 9390 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  UCR223376  Potentilla glandulosa R. G. Swinney 2009-7-23 11390 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR238472  Potentilla glandulosa subsp. reflexa Orlando Mistretta, Christine Mistretta 2008-5-6 2666 Los Angeles Transverse Ranges; San Gabriel Mountains, Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon 628 Comment
  UCR99436  Potentilla gracilis R. G. Swinney 1995-9-4 4498 Los Angeles San Gabriel Mtns., meadow at Big Pines, west of Wrightwood, SW of Hwy 2 2061 Comment
  UCD122093  Proboscidea lutea C. W. Tilforth 1969-10-25 237 Los Angeles Rancho Santa Ana Bot. Gard., Claremont. Comment
  POM244942  Prunus ilicifolia subsp. ilicifolia Carl B. Wolf, Percy C. Everett 1937-10-19 9376 Los Angeles Placerita Canyon, along Placerita Creek, 1 mile east of Newhall. 396 Comment
  UC483212  Prunus ilicifolia subsp. lyonii L. R. Abrams and I. L. Wiggins 1931-7-6 386 Los Angeles vicinity of Mosquito Harbor (San Clemente Island); San Clemente Island Comment
  UC557776  Prunus ilicifolia subsp. lyonii Nell Murbarger 1936-5-1 203 Los Angeles San Clemente Island, on e and w sides San Clemente Island Comment
  RSA549500  Prunus virginiana var. demissa Tim S. Ross, Steve D. Boyd 1990-6-18 3486 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  UC1871255  Prunus virginiana var. demissa T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3981 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10] Comment
  CAS-BOT-BC356552  Pseudognaphalium biolettii Joseph Andorfer Ewan 1932-3-5 7028 Los Angeles Mandeville Canyon, Santa Monica Mts 335 Comment
  LA200198  Pseudognaphalium biolettii Martha Hilend; K. Kinsel 1929-3-9 sn Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Hills, W of Hollywood Lake. Comment
  POM4656  Pseudognaphalium biolettii L. R. Abrams 1901-4-1 1199 Los Angeles Ballona Harbor. Comment
  SD253394  Pseudognaphalium biolettii R. G. Swinney 2011-3-18 14164 Los Angeles San Gabriel Mts.: Glendora, east side of Mulla Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  SD66854  Pseudognaphalium biolettii R. Mitchel Beauchamp 1967-3-17 241 Los Angeles San Clemente Island; east of Wilson Cove Comment
  UCR4209  Pseudognaphalium biolettii K. S. Gill 1965-3-20 14 Los Angeles San Gabriel Mtns., Palmer-Evey Motorway in foothills of Mt. Baldy, 5 miles north of Claremont 610 Comment
  CAS-BOT-BC356558  Pseudognaphalium biolettii Peter H. Raven 1959-3-15 13856 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Shore just east of Zuma Beach, Point Dume 9 Comment
  CATA889  Pseudognaphalium biolettii Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1703 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  POM50228  Pseudognaphalium biolettii L. W. Nuttall 1920-12-27 s.n. Los Angeles Rock Spring Canyon, Santa Catalina Island Comment
  RSA286517  Pseudognaphalium biolettii John F. Emmel 1979-5-8 631 Los Angeles Santa Catalina Island, along dirt road on slope above the Renton Mine 305 Comment
  SFV16078  Pseudognaphalium californicum J. Miller 1995-4-13 s. n. Los Angeles Santa Monica Mountains Calabasas. Stunt Road, Cold Creek trail, 0.2 miles north of area burned 2 years ago. Comment
  SDSU19668  Pseudognaphalium luteoalbum Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2196 Los Angeles San Clemente Island, Horse Beach Canyon, ca. 2.3 miles north of China Point. 183 Comment
  CAS-BOT-BC357304  Pseudognaphalium microcephalum Prof. W. R. Dudley 1907-12-1 s.n. Los Angeles Saw-pit Canon [Sawpit Canyon] (near Monrovia) Comment
  UC1714572  Pseudoroegneria spicata subsp. spicata I. M. Johnston 1917-7-1 1518 Los Angeles San Antonio Mountains, Browns Flat Browns Flat; San Antonio Mountains, Browns Flat 1371 Comment
  MACF014891  Pseudotsuga macrocarpa F. A. MacFadden 1936-12-5 14740 Los Angeles Mt. Baldy Camp, San Antonio Canyon Comment
  RSA384624  Pseudotsuga macrocarpa Geo L. Moxley, Grinnell 1916-6-16 499 Los Angeles Santa Susana Mountains. Comment
  UC1272458  Pseudotsuga macrocarpa J. A. Ewan 1934-8-8 8379 Los Angeles 1/4 mi above Big Cienga Camp (Mount Islip trail); San Gabriel Mountains 2057 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
  UCD150962  Psilostrophe cooperi D. S. Park 2010-4-26 48 Los Angeles Ranch Santa Ana Botanic Garden 325 Comment
  RSA690868  Pteridium aquilinum var. pubescens Albert J. Perkins 1918-1-19 s.n. Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA620236  Pterostegia drymarioides B. Pitzer 1998-5-23 3756 Los Angeles Western Transverse Range Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  SD69669  Pterostegia drymarioides Robert F. Thorne, P. C. Everett 1965-6-22 34844 Los Angeles Santa Catalina Island, Renton Mine area 244 Comment
  RSA453107  Pterostegia drymarioides E. Crow 1928-4-11 247 Los Angeles hills south of Pomona Comment
  RSA451425  Purshia tridentata var. glandulosa M. H. thompson 1959-4-26 s.n. Los Angeles Near Valyermo, Big Rock Creek Comment
  CAS-BOT-BC466055  Pyrola picta Charles F. Richter 1920-9-1 s.n. Los Angeles Mt. Waterman, north slope. San Gabriel Mts. Comment
  RSA719498  Pyrus communis Gary Kovnat, LeRoy Gross 2004-4-25 51 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCD46916  Quercus X macdonaldii Herman Schroeder 1947-10-26 s.n. Los Angeles Only one such tree, in canyon behind Avalon, Catalina Island, Los Angeles County, California. Comment
  HSC8090  Quercus agrifolia C. E. Fellows 1965-8-22 118 Los Angeles Big Tujunga Canyon, Stonyvale Rd. across from La Paloma bridge 762 Comment
  SEINET156515  Quercus agrifolia Norman C. Cooper 1943-11-21 974 Los Angeles Mint Canyon. East of Ranger Station. 762 Comment
  RSA612079  Quercus agrifolia var. agrifolia Valerie L. Soza 1998-4-26 68 Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, SW of pHake Lake. At center of BFS. 412 Comment
  RSA652956  Quercus agrifolia var. agrifolia A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23281 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln and Aliso Canyon watersheds. 610 Comment
  CDA21845  Quercus berberidifolia J. M. Tucker 1948-9-26 1879 Los Angeles 11.4 miles west of Palmdale, beside road to Elizabeth Lake. 0 Comment
  POM18607  Quercus berberidifolia E. S. Spalding 1921-4-9 XIX- 4 d Los Angeles Ganesha Hills, Pomona. Comment
  UC1135553  Quercus berberidifolia A. D. Gifford 1935-3-27 512 Los Angeles 1 mi from Mouth of Kings Canyon; Tejon Quad. 1158 Comment
  RSA476901  Quercus chrysolepis I. M. Johnston 1930-9-7 s.n. Los Angeles Mt. Wilson trail 610 Comment
  SD1108  Quercus douglasii Fidella G. Woodcock Unknown Los Angeles Mt. Lowe, summit Comment
  CAS-BOT-BC86227  Quercus dumosa Reid Moran 1941-3-14 708 Los Angeles By creek, Middle Ranch, Santa Catalina Island Comment
  CAS-BOT-BC94173  Quercus engelmannii Geo. B. Grant 1904-5-5 1086 /6167 Los Angeles Pasadena Comment
  SD181500  Quercus engelmannii LeRoy Gross 2001-3-23 344 Los Angeles Los Angeles Basin, Verdugo Mountains region, north side, Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in the city of Verdugo City, road starts at Henderson Canyon and climbs to the main crest. On sunny ridge just above road. 487 Comment
  SD90036  Quercus engelmannii Carlos D. Jativa 1973-10-9 2808 Los Angeles Los Angeles State and County Arboretum, grid B3 Comment
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Jul 10 2010
  UCR143539  Quercus garryana var. breweri Ward B. Holt 1941-10-19 5 -1941 Los Angeles Transverse Range, Not far from Artesian Spring Camp, road east of reservoir, Bouquet Canyon to Loma Pelona Lookout 1280 Comment
  RSA800028  Quercus ilex Pam De Vries 2012-6-8 7810 Los Angeles South Coast subregion of Southwestern California. Near Kenneth Hahn State Regional Park, Baldwin Hills, about 0.3 miles northeast of the intersection of South La Brea Ave. and Stocker St., along Stocker St. (south side), opposite Don Lorenzo Drive. 109 Comment
  UCR224024  Quercus ilex Steve Boyd, Rick Riefner 2007-4-27 11740 Los Angeles Coastal Plains & Basins; Los Angeles Basin region, City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue. 43 Comment
  RSA250591  Quercus john-tuckeri Robert F. Thorne 1967-3-23 41580 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1372 Comment
  RSA672306  Quercus john-tuckeri Michael Denslow, V. Soza, S. Sambui 2002-6-12 691 Los Angeles ~2 air-miles from Paradise Springs, along Devils Punch Bowl trail beginning at South Fork Campground. 1433 Comment
  UC1135541  Quercus john-tuckeri G. T. Nordstrom 1935-3-24 410 Los Angeles 1.5 mi n Caswell's; Santa Barbara National Forest, Tejon Quad. 944 Comment
  UCD166562  Quercus john-tuckeri Dylan O. Burge 2016-2-23 2091 Los Angeles Agua Dulce Canyon, roadside on Agua Dulce Canyon Road. 655 Comment
  SEINET8987485  Quercus john-tuckeri Unknown 2013-1 245 Los Angeles Rancho Santa Ana Botanic Garden Comment
  SEINET8987486  Quercus john-tuckeri Unknown 2013-1 240 Los Angeles Rancho Santa Ana Botanic Garden Comment
  UCD55745  Quercus kelloggii Steve Boyd 1997-9-10 10029 Los Angeles Liebre Mountains Region, southwestern flank of Liebre Mountain, below west summit. 1524 Comment
  UCR124697  Quercus kelloggii B. C. Templeton 1933-5-15 5136 Los Angeles San Gabriel Mtns., between Big Pines Park and Jackson Lake, Angeles National Forest 2000 Comment
  RSA618297  Quercus tomentella M. A. Piehl, Eisler 1962-6-10 62407 Los Angeles San Clemente Island: canyon E. of Thirst. 244 Comment
  RSA87150  Quercus tomentella F. W. Peirson 1923-4-9 3456 Los Angeles San Clemente Island: Middle Ranch Comment
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Jun 5 2014
  SD66889  Quercus tomentella R. Mitchel Beauchamp 1967-3-17 275 Los Angeles San Clemente Island, in canyon below Lemon Tank Comment
  UCD14052  Quercus tomentella John M. Tucker 1992-3-30 s.n. Los Angeles California, Los Angeles Co.; Santa Catalina Island, in canyon bottom, upper end of Gallagher's Canyon, roughly 2 mi. northwest of Avalon, Comment
  UCR86532  Quercus tomentella T. S. Ross, Elizabeth A. Kellogg 1992-4-12 6126 A Los Angeles San Clemente Island, 110 degrees ESE, 480-600m from Vista (point), at the head of Grove Canyon 495 Comment
  CAS-BOT-BC104859  Quercus wislizeni Abbot Kinney 1902-9-1 s.n. Los Angeles Mt. Lowe Comment
  UCR180004  Quercus wislizeni R. G. Swinney 1996-8-7 5211 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half of Brown's Flat 1341 Comment
  RSA477123  Quercus wislizeni var. frutescens Anstruther Davidson 1892-8-20 s.n. Los Angeles Wilson's Peak Comment
  SEINET7143820  Quercus wislizeni var. wislizeni Timothy S. Ross, Steve Boyd 1994-5-10 7750 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. Lake Hughes 7.5' USGS Quadrangle.; 0 873 Comment
  POM18356  Ranunculus aquatilis var. capillaceus P. A. Munz 1923-6-9 6819 Los Angeles Pond 1 mile north of Elizabeth Lake. Comment
  RSA628692  Ranunculus hebecarpus Louis C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 549 Comment
  UCR41721  Raphanus sativus G. R. Ballmer, G. F. Pratt 1986-3-25 s.n. Los Angeles Southern Coast, El Segundo Dunes, back edge of the beach just west of Los Angeles International Airport 6 Comment
  SBBG131515  Raphanus sativus S. A. Junak 2000-5-18 SCa 1301 Los Angeles N side of N Shore Rd, 0.6 mi E of turn-off for Howland's Landing 39 Comment
  SDSU1249  Raphanus sativus Gerald Collier 1951-4-7 M 194 Los Angeles About 2 miles west of U.S Hwy 101. 100 yards from road. Comment
  SEINET6701974 Image available Rhamnus californica Ira W. Clokey 1929-4-1 4442 Los Angeles Western Transverse Range; Santa Monica Mtns.; Mandeville Canyon 200 Comment
  CAS-BOT-BC133204  Rhamnus californica subsp. californica A. C. Sanders; T. B. Salvato 2009-5-21 36897 Los Angeles San Gabriel Valley: Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  SEINET13203277 Image available Rhamnus californica subsp. californica R. G. Swinney 2011-1 14771 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned "Milley's Apple Orchard" (Chilao Flat 7.5' Q.) (T3N R12W S35) 911 Comment
  UCR178582  Rhamnus crocea R. G. Swinney 1969-3-23 312 Los Angeles San Gabriel Valley, c. 300 yards north of Hwy 66 in Irwindale, c. 500 yards east of San Gabriel River channel 183 Comment
  LA52134  Rhamnus ilicifolia A. M. Johnson; 1928-2-16 2799 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA632952  Rhamnus ilicifolia Valerie L. Soza, Kent Hughes 1999-6-17 546 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  CAS-BOT-BC59777  Rhamnus pirifolia Carl B. Wolf 1932-10-5 4236 Los Angeles Santa Catalina Island. 1 mi. from Middle Ranch on road to Black Jack Peak. 274 Comment
  CAS-BOT-BC59797  Rhamnus pirifolia Carl B. Wolf 1932-10-5 4236 Los Angeles Santa Catalina Island. 1 mi. from Middle Ranch on road to Black Jack Peak. 274 Comment
  SBBG95408  Rhamnus pirifolia M. B. Dunkle 1928-3-4 1717 Los Angeles Santa Catalina Island Comment
  SD45604  Rhamnus pirifolia Darley F. Howe 1953-5-3 Los Angeles Mouth of Wain Canyon, Catalina Island Comment
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Jun 10 2014
  UC557731  Rhamnus pirifolia Nell Murbarger Apr 1936 170 Los Angeles San Clemente Island Comment
  RSA390147  Rhamnus tomentella subsp. cuspidata I. M. Johnston 1917-8-22 1709 Los Angeles Prarie Fork of San Gabriel River, Lower Transition Zone. 1982 Comment
  CAS-BOT-BC168130  Rhus aromatica Alice Eastwood 1915-8-25 4906 (4905?) Los Angeles Duarte Comment
  RSA683810  Rhus integrifolia A. C. Sanders 2003-5-26 26835 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit) and north of Santa Fe RR, east of the San Gabriel River channel. 171 Comment
  UCD116870  Rhus integrifolia A. C. Sanders; Lee Jones 2005-4-8 29356 Los Angeles South Coast: Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente. 2 Comment
  UCR206516  Rhus laurina A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36946 Los Angeles San Gabriel Valley, Baldwin Park, San Gabriel River channel south of Ramona Blvd. and north of I-10 Fwy, under SCE powerlines 91 Comment
  RSA386382  Rhus ovata F. R. Fosberg 1931-1-7 7106 Los Angeles Sierra Madre 300 Comment
  UCR252772  Rhus ovata R. G. Swinney 2010-3-10 11789 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  RSA1251  Rhus trilobata var. quinata B. D. Stark 1930-6-29 1632 Los Angeles Lobo Canyon. Comment
  HSC101380  Rhynchelytrum repens R. G. Swinney 2008-12-2 9924 Los Angeles San Gabriel Mtns.; Azusa, mouth of San Gabriel Canyon, 0.8 mi. north of Foothill Blvd. 195 Comment
  CAS-BOT-BC92271  Ribes amarum A. J. McClatchie 1895-3-9 s.n. Los Angeles San Gabriel Mountains. Comment
  CAS-BOT-BC92291  Ribes amarum Timothy S. Ross 1992-4-21 6215 Los Angeles San Gabriel Mountains. Glendora Ridge Road. On the divide between San Dimas Canyon & Cattle Canyon. 1231 Comment
  UCSB2586  Ribes amarum Beach, Kay 1943-2-18 Los Angeles San Dimas Exp. Forest; Monroe Comment
  RSA0068238  Ribes aureum R. G. Swinney 2010-3-10 11841 Los Angeles FS Road 3N59 (Santa Clara Truck Trail), west of Whitney Canyon, 0.2-0.5 mi. ESE of ride-share parking lot at Hwy 14 and Newhall Ave. 470 Comment
  SFV6203  Ribes aureum R. M. Muran 1974-2-16 17 Los Angeles Santa Monica Mountains Mandeville Canyon. 427 Comment
  UCSB12453  Ribes aureum Haines, A. 1962-3-28 Los Angeles Topanga Canyon Boulevard and Mulholland Drive 259 Comment
  RSA476432  Ribes aureum var. gracillimum L. E. Hoffman 1932-3-8 s.n. Los Angeles Placerita Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC93095  Ribes californicum var. hesperium R. Bacigalupi 1925-4-18 1182 Los Angeles Entrance of San Antonio Canon [Canyon]. San Gabriel Mountains. Comment
  RSA748888  Ribes cereum R. G. Swinney 2001-8-11 8037 Los Angeles Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap. 2375 Comment
  RSA730315  Ribes cereum var. cereum R. G. Swinney 1998-9-4 6908 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  CAS-BOT-BC108895  Ribes divaricatum var. pubiflorum Clarence R. Quick 1940-3-20 s.n. Los Angeles El Monte. Comment
  SD77870  Ribes malvaceum var. viridifolium Darley F. Howe 1970-3-8 Los Angeles 10.8 miles west of Laurel Canyon Blvd. on Mulholland Drive; Santa monica Mountains. 456 Comment
  UCR270520  Ribes malvaceum var. viridifolium R. G. Swinney 2011-3-22 14191 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA230180  Ribes nevadense Robert F. Thorne 1969-7-10 38394 Los Angeles San Gabriel Mountains; Angeles National Forest: Along Angeles Crest Hwy. 1.1 mile NE of Pine Hollow Picnic Ground. 2134 Comment
  RSA589107  Ribes nevadense Orlando Mistretta 1994-7-1 1391 Los Angeles San Gabriel Mountains: Santiago Canyon. Sheep Camp Spring, Northwest of summit of Pacifico Mountain. 1951 Comment
  UCR99471  Ribes quercetorum Steve Boyd, T. S. Ross 1997-3-21 9211 Los Angeles Liebre Mountains, Portal Ridge, about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring 1183 Comment
  RSA549794  Ribes roezlii Wandalee Thompson 1964-4-14 12 Los Angeles Mouth of Richardson Canyon, 2 miles W of Three Points on N-2 (Pine Canyon Road) 1128 Comment
  RSA599322  Ribes roezlii Steve Boyd, Lauren Raz 1997-3-26 9377 Los Angeles Liebre Mountains region: Sierra Pelona Ridge, southern flank of Martindale Canyon near the northern end of Bouquet Canyon, south of the upper end of the reservoir along Forest Service Road 6N08 3.4 miles from junction with Bouquet Canyon Road. 1268 Comment
  LA33981  Ribes speciosum Peter H. Raven; 1959-3-1 13824 Los Angeles 396 Comment
  RSA754298  Ribes speciosum Shannon Lucas 2010-2-3 s.n. Los Angeles Along trail in Upper Turnbull Canyon, Whittier Comment
  LA210277  Ribes speciosum s.n. Los Angeles Botany III Comment
  SEINET12220397  Ribes speciosum J. F. Bright, Wyman, C. 1933-1 8154 Los Angeles near Hollywood Comment
  SEINET13942809 Image available Ribes speciosum Stubhalter 1919-1 Los Angeles Arroyo Seco Comment
  RSA23580  Ribes viburnifolium Percy C. Everett 1939-9-19 9538 Los Angeles Santa Catalina Island, 3.5 miles from Avalon, on road to Isthmus, near 2nd large reservoir 457 Comment
  UC11686 Image available Ribes viscosissimum J. H. Barber 1897-1-9 Los Angeles Santa Monica Canyon Comment
  RSA480744  Ricinus communis Edwin Kline 1924-11-29 s.n Los Angeles Los Angeles River Bed. Comment
  UCR199980  Ricinus communis Valerie Soza, L. Lubinsky 2001-5-16 1230 Los Angeles Transverse Ranges; Verdugo Mountains, Northern San Rafael Hills, Edison Fire Road to Forest Hill Drive 427 Comment
  RSA702154  Robinia pseudoacacia Michael Honer 2004-6-22 1989 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  SEINET11261960  Rorippa curvisiliqua Louis C. Wheeler 1949-6-22 6707 Los Angeles Altadena. Devil's Gate Dam.; 0 321 Comment
  UC457325  Rosa californica Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UC914713  Rosa californica Ezra C. Knopf 153 Los Angeles Santa Catalina Island Comment
  UCR198406  Rosa californica LeRoy Gross 2007-3-30 2617 Los Angeles Transverse Ranges: Verdugo Mountains, northeast side of the range, unnamed canyon or east branch of Engleheard Canyon, dirt road near the mouth of the canyon 496 Comment
  RSA230203A  Rosa woodsii subsp. gratissima Robert F. Thorne 1969-7-2 38297 Los Angeles Angeles National Forest: near Chilao Creek, Upper Chilao Campground. 1616 Comment
  RSA0092155  Rubus armeniacus R. G. Swinney 2011-10-27 15898 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  RSA657463  Rubus ursinus D. Dybdahl 1976-5-31 27 Los Angeles Verdugo Mountains Region: Down hill of 1644 Heather Ridge Dr., Glendale. 320 Comment
  SD239869  Rumex A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36912 Los Angeles Asan Gabriel Valley; south El Monte, north side of San Gabriel River between Peck Road and Hwy 60, adjacent to storage facility under SCE power lines (El Monte 7.5'Q) 73 Comment
  UCSB72302  Rumex acetosella Gross, LeRoy; Fraga, Naomi 2002-5-16 Los Angeles San Gabriel Mountains: (Angeles National Forest road survey of 2002) Van Tassel road a short distance southeast of White Saddle. (Azusa Quad. 7.5; T1N R10W S5, SE1/4) Comment
  SBBG112817  Rumex conglomeratus S. A. Junak with K. Kirkland 1998-7-17 SCa 779 Los Angeles lower portion of Silver Cyn, ca. 0.4 air mi inland from beach 36 Comment
  UCR205062  Rumex crispus R. G. Swinney 2008-4-4 8608 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  CAS-BOT-BC433250  Rumex crispus C. W. Tilforth 1970-3-30 254 Los Angeles Rancho Santa Ana Bot. Gard., Claremont Comment
  UCSB1599  Rumex crispus Haller, Norman 1953-3-4 Los Angeles Faculty Hill, U.C.L.A., Los Angeles Comment
  UCR260789  Rumex hymenosepalus R. G. Swinney 2010-2-27 11731 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CAS-BOT-BC433571  Rumex hymenosepalus Timothy S. Ross 1991-4-27 4687 Los Angeles Mojave Desert: Black Butte Basin Road at its intersection with Avenue 'U', NW corner; 0.85 mile and ca 152 deg. SW of Three Sisters [buttes]. 960 Comment
  SBBG61791  Rumex salicifolius R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UCR182691  Rumex salicifolius R. G. Swinney 1997-8-6 5780 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  UCR223141  Rumex salicifolius R. G. Swinney 2009-7-22 11341 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  SD90509  Rumex salicifolius f. ecallosus Robert F. Thorne 1966-4-16 36052 Los Angeles San Clemente Island, gully in rocky slope above pebbly beach, c. I(c) mile SSE of Eel Point, SW side of island 2 Comment
  LA82171  Rupertia physodes O. H. Kappler; 1944-5-21 623 Los Angeles Santa Monica Mountains, Cold Creek, near Monte Nido 182 Comment
  RSA592882  Sagina apetala L. C. Wheeler 1967-4-23 9192 Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon Comment
  UCR276938  Salazaria mexicana R. G. Swinney 2010-5-21 12863 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
  UC465475  Salicornia virginica C. F. Millspaugh 1920-1-21 4611 Los Angeles Isthmus Santa Catalina Island Comment
  POM179496  Salix exigua I. M. Johnston 1917-7-3 1401 Los Angeles Near head of San Antonio Canyon 2287 Comment
  LA208732  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-11 7667 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  RSA729943  Salix lasiolepis R. G. Swinney 1999-6-18 7299 Los Angeles Big John Flat, SE end along canyon bottom of east of fork of Boulder Canyon. 1732 Comment
  UC1409067  Salix lasiolepis Robert F. Thorne and J. Dourley 1967-10-10 37371 Los Angeles along Angeles Crest Hwy 1.5 mi sw Dawson Saddle; San Gabriel Mt., Angeles National Forest 2301 Comment
  UC506460  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7638 Los Angeles 4 hectometers e. of Radford Dr. Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
  UCR209605  Salix lasiolepis R. G. Swinney 2008-7-2 9143 Los Angeles San Gabriel Mtns., north of Buckhorn Flat Campground at Burkhart Saddle Trailhead, bottom of Buckhorn Canyon 1939 Comment
  RSA0084137  Salix lucida subsp. lasiandra Orlando Mistretta 1992-9-16 s.n. Los Angeles San Gabriel Mountains: Oak Springs; Tujunga Ranger District. Comment
  UCSB46396  Salsola tragus Pruss, N. 1983-1-30 Los Angeles On the fire road behind Mount St. Mary's College, 1/2 mile from Chalon Rd., Santa Monica Mtns. 76 Comment
  RSA599104  Saltugilia splendens subsp. grantii V. W. Steinmann, R. Cerros T. 1996-7-7 922 -b Los Angeles 1 km. from trailhead at Cow Canyon Saddle along Coldwater Canyon Truck Trail. 1350 Comment
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Jan 11 2007
  SJSU13414  Saltugilia splendens subsp. grantii C. W. Sharsmith 1945-9-7 5463 Los Angeles E side Mt Waterman, San Gabriel Mts 2072 Comment
  RSA334178  Saltugilia splendens subsp. splendens R. F. Thorne, M. Z. Thorne 1969-7-9 38515 Los Angeles San Gabriel Mountains, Angeles National Forest: summit of Table Mt. 2133 Comment
  UC1595363  Saltugilia splendens subsp. splendens Tim Ross and Steve Boyd 1990-6-18 3455 Los Angeles northerly draw draining to Jackson Lake (Camp Verdugo Pines and vicinity); San Gabriel Mtns., Mescal Creek Quad., Camp Verdugo Pines 1877 Comment
  RSA401633B  Salvia apiana William Emboden 1970-6-12 25 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA616726  Salvia apiana Louis C. Wheeler 1966-8-20 8816 Los Angeles San Gabriel Mountains: Cabin Flat, Prairie Fork. 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
  SEINET12344297  Salvia apiana Unknown 1983-7-27 15804 Los Angeles between chapel & gymnasium, Webb School, Claremont Comment
  POM49968  Salvia apiana var. compacta A. D. E. Elmer 1902-06 3684 Los Angeles Acton, Mt. Gleason. Comment
  RSA0081520  Salvia carduacea R. G. Swinney 2010-5-12 12763 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA401447  Salvia columbariae L. E. Hoffman 1929-3-18 s.n. Los Angeles Soledad Canyon. Comment
  RSA660834  Salvia columbariae Gerald Braden, Arthur Davenport, Lori Ackerman 1988-5-4 25 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  SD113358  Salvia columbariae Darley F. Howe April 37 Los Angeles Claremont Comment
  UC1124699  Salvia dorrii var. pilosa A. Lewis 1933-4-20 185 Los Angeles 1.5 mi s Palmdale; Elizabeth Quad. 853 Comment
  IRVC27775  Salvia leucophylla A. C. Sanders, T. B. Salvato 2005-4-26 29703 Los Angeles Santa Clarita area, Plum Cyn Rd, NW of Forest Park and S of Cruzan Mesa. Western San Gabriel/Liebre Mtns Region 595 Comment
  LA82013  Salvia leucophylla O. H. Kappler; 1940-5-19 17 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA434101  Salvia leucophylla R. J. Tinkler 1969-7-12 s.n. Los Angeles Mullholland Drive, west of San Diego Freeway. Comment
  LA82004  Salvia mellifera Harlan Lewis; 1940-4-3 1292 Los Angeles Santa Monica Mountains, 15 mi. N [W] of Malibu Beach Comment
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Jun 16 2015
  RSA653896  Salvia mellifera Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 822 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
  RSA662180  Salvia mellifera Carol Zuck 1981-2-27 61 Los Angeles W. Covina. East on I-10 between Barranca and Grand off ramps. Comment
  SEINET3200285  Salvia mellifera G. Rink 2011-6-1 10569 Los Angeles Chino Hills, northeast of La Brea. 260 Comment
  UC1124835  Salvia mellifera A. D. Gifford 1935-4-20 607 Los Angeles 2.5 mi e Whitaker Pk.; Angeles National Forest, Tejon Quad. 914 Comment
  UCLA70028  Salvia mellifera Joseph Andorfer Ewan 1932-5-10 7452 Los Angeles Verdugo Canyon Storm Channel; Verdugo Canyon Comment
  CAS-BOT-BC229499  Salvia mellifera Tim Ross; Steve Boyd 1993-5-23 7216 Los Angeles Liebre Mtns: San Francisquito Canyon, 1 mi WSW of Road Camp No. 7 563 Comment
  SEINET12344299  Salvia mellifera Unknown 1983-7-20 15800 Los Angeles Mt. Baldy Road, near flood control dam at base of canyon Comment
  LA200594  Salvia spathacea C. L. Hogue; 1954-3-13 sn Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  LA200607  Salvia spathacea W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SFV3226  Salvia spathacea J. C. Crawford 1958-5-10 s. n. Los Angeles Santa Monica Mountains Mulholland Drive, 2.8 miles west of Beverley Glen Blvd. 365 Comment
  RSA434077  Salvia spathacea Jessie Velo 1949-6-24 4220 Los Angeles Los Padres National Forest. 457 Comment
  RSA725902  Sambucus mexicana A. C. Sanders 2003-5-1 26256 Los Angeles Western San Gabriel Mtns.: SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property. 396 Comment
  UCR213413  Sambucus mexicana A. C. Sanders, Dan S. Cooper 2010-3-12 37334 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCD137658  Sambucus nigra subsp. caerulea Daryl Koutnik 1978-3-27 166 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at end of Mountain Ave, Claremont. 579 Comment
  UCR276731  Sambucus nigra subsp. caerulea R. G. Swinney 2010-9-21 13851 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  LA32916  Sanicula arguta Carl Epling; L. Ellison 1930-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  SBBG95253  Sanicula arguta M. B. Dunkle 1928-4-11 1849 Los Angeles Howland's Landing 15 Comment
  UC875439  Sanicula arguta E. Lloyd May 1933 Los Angeles Santa Monica Mountains, Temescal Canyon Temescal Canyon; Santa Monica Mountains, Temescal Canyon Comment
  UCR220950  Sanicula arguta Dan S. Cooper 2010-4-9 20100409- 30 A Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Royce Canyon in Griffith Park 270 Comment
  UC56970  Sanicula bipinnatifida H. P. Chandler 1897-3-25 Los Angeles San Dimas Comment
  RSA762067  Sanicula crassicaulis Orlando Mistretta, Christine Mistretta 2008-5-16 3092 Los Angeles Southern California Edison transmission line corridor (Segment 6, structure 107 per TRTP Survey 2008), Upper Fish Canyon 1073 Comment
  UC1006680  Sanicula crassicaulis C. Ritchie Bell 1953-2-23 3 X485 Los Angeles across ridge from Sepulveda Canyon ( opposite Valley Meadow Road) Comment
  UC75127  Sarcostemma cynanchoides subsp. hartwegii C. F. Baker 1903-8-5 3676 Los Angeles Claremont Comment
  POM183635  Satureja douglasii Joseph A. Ewan 1929-6-22 s.n. Los Angeles Santa Monica Mtns: Rodgers Canyon. Comment
  RSA221574  Saxifraga californica Arthur C. Gibson, Linda Gibson 1971-3-27 1739 Los Angeles Evey Canyon, NE of Claremont. Comment
  UC1870191  Schinus molle LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 409 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 427 Comment
  RSA802049  Schismus arabicus Orlando Mistretta, Kristie Haydu 2011-7-20 5958 Los Angeles Grizzly Flat Road, N of Angeles Crest Hwy, 0.4 air miles W of Hoyt Mountain. 1168 Comment
  SBBG131664  Schismus arabicus S. A. Junak 1999-5-20 SCa 959 Los Angeles base of paved rd leading to top of Black Jack Peak, on SW side of peak 530 Comment
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Jul 28 2016
  CAS-BOT-BC243452  Schismus barbatus Peter H. Raven 1962-2-5 16879 Los Angeles Rancho Santa Ana Botanic Garden 335 Comment
  SFV21010  Schismus barbatus L. Gross 2003-3-7 776 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Verdugo Crestline Dr. (fire road) just north of the 210 Freeway. Entered on the west side at Topley Lane, off of Newhome Ave. in Sunland. Main ridge line between two pylons, parallel with road. 564 Comment
  UCR154023  Schismus barbatus A. C. Sanders 2005-5-11 30161 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
  UCR108884  Schoenoplectus acutus var. occidentalis David Charlton 1989-5-8 3170 Los Angeles Western Mojave Desert, Edwards Air Force Base, Piute Ponds 671 Comment
  CATA854  Schoenoplectus americanus Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1663 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  JEPS45900  Scirpus microcarpus Louis C. Wheeler 1932-9-5 1344 Los Angeles San Antonio Canyon San Gabriel Mts., San Antonio Canyon 1066 Comment
  CATA1060  Scrophularia villosa Mark L. Hoefs 1995-5-10 1993 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail, above #7 tee of golf course 97 Comment
  LA54460  Scutellaria tuberosa Carl Epling; Ledyard Stebbins 1940-5-4 sn Los Angeles Comment
  POM18176  Scutellaria tuberosa P. A. Munz 1923-3-14 6592 Los Angeles Coble [Cobal] Canyon, north of Claremont. 518 Comment
  CAS-BOT-BC63894  Sedum spathulifolium I. M. Johnston 1919-6-7 2170 Los Angeles San Antonip Mountains, Cucamonga Canyon. Comment
  CAS-BOT-BC62047  Selaginella bigelovii Carl B. Wolf 1932-10-6 4246 Los Angeles Santa Catalina Island, W. side of Avalon 91 Comment
  LA93995  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1722 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, Tuna Canyon Road, ca 3 mi above Hwy 1, ravine just W of road. 289 Comment
  RSA675817  Selaginella bigelovii LeRoy Gross 2003-3-7 774 Los Angeles Northwest side. Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane, off of Newhome Ave. in city of Sunland. 564 Comment
  RSA94545  Senecio breweri F. W. Peirson 1918-5-5 1433 Los Angeles along road to [Brents] on the Malibu, Santa Monica Mts. Comment
  UC485561  Senecio californicus Geo. B. Grant 1905-4-20 1196 Los Angeles Pasadena Comment
  CAS-BOT-BC333114  Senecio flaccidus var. douglasii Le Roy Abrams 1902-7-3 2646 Los Angeles Little Santa Anita Canyon Comment
  JEPS37437  Senecio flaccidus var. douglasii W. L. Jepson 1941-10-28 20647 Los Angeles Piru Gorge Comment
  RSA642690  Senecio flaccidus var. douglasii Orlando Mistretta 1992-7-14 708 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  SEINET13387004 Image available Senecio flaccidus var. douglasii R. G. Swinney 2011-1 15689 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge (Chilao Flat 7.5' Q.) (T3N R12W S35) 1009 Comment
  UC1586207  Senecio flaccidus var. douglasii Tim Ross 1991-8-16 5800 Los Angeles n Pasadena (Woodwardia Canyon); Condor Peak Quad., San Gabriel Mountains, Woodwardia Canyon 818 Comment
  RSA772892  Senecio vulgaris LeRoy Gross 2011-3-28 5435 Los Angeles Claremont McKenna College, along N. Mills Ave., north of E 6th. street. Claremont. Near the Athletic department. 375 Comment
  SFV22145  Senecio vulgaris V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 768 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. Alongside trail along south-southwest-facing ridgetop. 518 Comment
  RSA0040261  Senecio vulgaris Anstruther Davidson 1906-6-1 1606 Los Angeles Gadean [or Nadeau] Comment
  CAS-BOT-BC438167  Sesuvium verrucosum Ernest Braunton 1902-7-1 574 Los Angeles Nigger Slough Comment
  CAS-BOT-BC240113  Setaria Peter H. Raven; Henry J. Thompson 1959-10-31 14730 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Neilson Way near Marine Street, Santa Monica 30 Comment
  UCR181164  Setaria adhaerens R. E. Riefner Jr. 2003-11-23 03- 475 Los Angeles South Coast, Signal Hill, west of 405 Freeway along Temple Ave. at 29th St. 24 Comment
  UCR108454  Setaria parviflora L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mtns., Mouth of Roberts Canyon, San Gabriel Canyon, on W side of Roberts Canyon. 252 Comment
  UCR172292  Setaria viridis Anuja Parikh, Nathan Gale 2005-7-11 2138 Los Angeles Santa Clara River Valley, Newhall Ranch, N of the Santa Clara River, near Del Valle and the mouth of Chiquito Canyon, study area 29 274 Comment
  UCR96177  Sherardia arvensis B. G. Pitzer 1996-4-28 2731 Los Angeles South Coast, City of Long Beach, Bixby Park, on Junipero Avenue, 1 block east of the beach 15 Comment
  RSA88048  Sidalcea malviflora subsp. sparsifolia C. L. Hitchcock 1952-6-2 19565 Los Angeles About 6 miles west of Hughes Lake on road to Gorman. Comment
  SBBG119616  Sidotheca caryophylloides L. C. Wheeler 1967-9-3 10621 Los Angeles ca. 0.2 mi NE Twin B.M., summit Mt Waterman; T3N R10W S21 2363 Comment
  CATA979  Silene gallica Mark L. Hoefs 1994-5-21 1848 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  SBBG95241  Silene gallica M. B. Dunkle 1928-4-10 1827 Los Angeles Johnson's Cyn 274 Comment
  CAS-BOT-BC387013  Silene gallica LeRoy Abrams 1902-5-31 2489 Los Angeles Inglewood Comment
  SEINET11944363  Silene gallica J. A. Ewan 1932-1 7467 Los Angeles Verdugo Canyon at Colina drive Upper Sonoran Zone Comment
  CAS-BOT-BC174908  Silene laciniata Le Roy Abrams 1901-4-3 1295 Los Angeles Santa Monica Mts. 304 Comment
  CAS-BOT-BC174902  Silene laciniata J. Ewan 1930-5-30 2243 Los Angeles Above Lake Hollywood, Santa Monica Mountains 304 Comment
  SBBG71641  Silene laciniata subsp. laciniata M. N. Ackley -May-1922 73 Los Angeles Burbank Hills 274 Comment
  RSA477919  Silene laciniata subsp. major Freda Detmers 1929-6-18 s.n. Los Angeles Griffith Park, East of slope of foothills. Comment
  RSA649810  Silene laciniata subsp. major Matt Brooks 1988-5-1 27 Los Angeles Whittier, along the fire road at the bottom of Turnbull Canyon 0.3 miles south of its intersection with the Skyline Equestrian trail. Comment
  RSA0081489  Silene platyota R. G. Swinney 2001-6-20 7994 Los Angeles Summit of Mt. Lewis, NW of Dawson Saddle. 2524 Comment
  RSA733047  Silene verecunda R. G. Swinney 1998-7-8 6320 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  UCR209902  Silene verecunda R. G. Swinney 2008-7-24 9290 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  RSA529150  Silene verecunda subsp. platyota Timothy S. Ross, Steve Boyd 1991-7-24 5635 Los Angeles San Gabriel Mountains, Granite Mountain: NNE slope 1902 Comment
  RSA660269  Silene verecunda subsp. platyota Orlando Mistretta, Peter L. Morrell 1992-6-4 499 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  RSA643290  Silybum marianum R. D. Goeden, D. W. Ricker 1972-5-19 s.n. Los Angeles Chino Hills: Brea Canyon S of Diamond Bar, E side of Brea Cyn. Rd., 0.6 mi. S of Diamond Bar Blvd. 198 Comment
  SBBG130710  Sisymbrium officinale S. A. Junak 2000-7-1 SCa 1374 Los Angeles Cape Cyn 265 Comment
  UC1871228  Sisymbrium officinale T. S. Ross, Walter Appleby 1993-5-20 7204 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  RSA599773  Sisymbrium orientale Steve Boyd, Lauren Raz 1997-3-25 9267 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
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May 30 2007
  RSA306753  Sisyrinchium bellum Henry J. Ramsey 1937-7-18 1645 Los Angeles Soldiers Creek Comment
  RSA366920  Sisyrinchium bellum Russell S. Woglum 1934-4-8 1280 -A Los Angeles Barker's Ranch, North Hollywood. Comment
  UC1922356  Solanum americanum Scott D. White, A. Warniment 2006-7-6 11602 Los Angeles SE TEHACHAPI MTNS.: Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. Comment
  HSC79776  Solanum americanum Donna Panico 1972-4-27 9 Los Angeles Glendale, 0.5 mi. S Honolulu Ave. on Whiting Woods Rd. in Henderson Cyn. in Verdugo Mts. 335 Comment
  RSA347535  Solanum aviculare Harlan Lewis 1985-7-10 s.n. Los Angeles Rustic Canyon, Pacific Palisades. Comment
  LA81976  Solanum douglasii O. H. Kappler; 1940-6-7 43 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCD126933  Solanum douglasii Marc Meyer 1993-3-20 8 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  UCR106301  Solanum douglasii B. G. Pitzer 1996-5-5 2860 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  RSA422394  Solanum douglasii Jack Rempel 1932-3-20 15227 Los Angeles El Segundo. Comment
  RSA422436  Solanum douglasii Robin S. Collins 1973-5-15 298 Los Angeles Angeles National Forest, San Gabriel Mountains: Trail Canyon. 609 Comment
  UC472142  Solanum douglasii J. Ewan 1930-3-8 3715 Los Angeles Verdugo Range, Southard Peak Trail Southard Peak Trail; Verdugo Range, Southard Peak Trail Comment
  UCSB42586  Solanum douglasii Gallagher, A. 1980-1-26 Los Angeles Point Dume Malibu. South of Boniface Dr 60 Comment
  RSA613501  Solanum elaeagnifolium Louis C. Wheeler 1946-8-23 6229 Los Angeles Pomona: 861 Columbia Avenue. Comment
  UCR205744  Solanum nigrum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36973 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
  SEINET10697251 Image available Solanum tuberosum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3751 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  CAS-BOT-BC156508  Solanum umbelliferum G. B. Grant 1901-4-4 s.n. Los Angeles Los Angeles River near Terminal R.R. Comment
  RSA725249  Solanum umbelliferum K. Dobry 1991-4-4 408 Los Angeles Elsmere Cyn. West San Gabriel Mts. Comment
  RSA748437  Solanum umbelliferum Justin M. Wood 2009-6-1 806 Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  SBBG54056  Solanum umbelliferum K. R. Montgomery, T. W. Strid 1973-5-19 73 -71 Los Angeles Dillon Divide, San Gabriel Mtns Comment
  SD50740  Solanum umbelliferum Darley F. Howe 1959-5-3 Los Angeles 25 miles west of Lancaster Comment
  RSA597280  Solanum umbelliferum Tim S. Ross, Peter Fritsch, S. D. Boyd, Orlando Mistretta 1990-6-22 3728 Los Angeles Pinyon Ridge: Eastern half of ridge, directly N of Fenner Canyon. 1939 Comment
  LA94856  Solanum xanti K. Larson; J. Neel 1950-4-2 17 Los Angeles Comment
  UCR141851  Solidago californica R. G. Swinney 1997-9-6 5858 Los Angeles San Gabriel Mountains, Mescal Picnic Park [= Mescal Campground] about 200 m N of Big Pines Rd along Mescal Canyon bottom. 1854 Comment
  HSC46408  Sonchus asper M. B. Dunkle 1939-4-2 7209 Los Angeles SE point, San Clemente Island, Comment
  RSA600479  Sonchus asper subsp. asper Steve Boyd, Lauren Raz 1997-4-30 9612 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  RSA127961  Sonchus oleraceus H. J. Thompson, P. H. Raven 1959-6-4 14346 Los Angeles Point Dume. 15 Comment
  RSA474110  Sonchus oleraceus M. B. Dunkle 1931-4-22 2453 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  SD69570  Sonchus oleraceus Robert F. Thorne 1966-9-14 Los Angeles Santa Catalina Island. behind dunes and salina at Little Harbor. 4 Comment
  OBI35712  Sonchus oleraceus Rebecca Cicoria 1982-5-8 62 Los Angeles Palos Verdes Peninsula, Sepulveda Cyn, along Si's Trl, Rolling Hills Comment
  RSA12389  Sonchus oleraceus C. B. Wolf 1934-4-11 5601 Los Angeles Bryant Ranch, east of Long Beach, 250 ft. northeast of junction of Hathaway, Los Altos and 8th Streets. 15 Comment
  RSA533901  Sonchus oleraceus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5151 Los Angeles San Clemente Island, at the beginning of Larkspur Canyon drainage. 1600 ft. SE of the 924'BM at the E end of old airfield landing strip. 250 Comment
  RSA483171  Spartina foliosa F. R. Fosberg 1930-7-7 S 3155 Los Angeles Seal Beach, Alamitos Bay. Comment
  HSC49071  Spartium junceum Patricia Shesgreen 1978-6-17 108 Los Angeles Whittier Hills, 0.4 mi. E of Painter Ave., N side of Turnbull Canyon Rd. Comment
  RSA0097903  Spergularia bocconi P. H. Raven 1962-4-11 17267 Los Angeles San Clemente Island. Due west of Wall 2. 9 Comment
  SBBG101144  Spergularia bocconi T. Ross 1992-4-14 6176 Los Angeles near base of E escarpment, ca. 90 m S of where the Nanny Cyn drainage meets the sea 53 Comment
  SBBG43854  Spergularia macrotheca var. macrotheca M. R. Benedict 1971-6-26 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  SBBG94221  Spergularia macrotheca var. macrotheca F. R. Fosberg 1931-5-22 54969 Los Angeles Isthmus Harbor Comment
  CDA24142  Spergularia marina G. D. Barbe 1980-11-18 3020 Los Angeles North of Playa del Rey, Culver Boulevard at Nicholson Street. Comment
  SDSU4521  Spergularia marina A. H. Gallup 1949-3-17 343 Los Angeles 152 Comment
  CATA502  Spergularia villosa Sara L. Crockett 1997-4-2 646 Los Angeles Santa Catalina Island: 0.85 mile W along Empire Landing Road from jct. with Airport Road, S side of road 481 Comment
  CLARK-A1528-5018  Spergularia villosa John C. Roos 1950-4-1 4719 Los Angeles 60 Comment
  RSA579214  Stachys albens Tim S. Ross, Steve D. Boyd 1994-7-7 8150 Los Angeles Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the 'Kelley Ranch' inholding (USFS map, 1958; 'Knapp Ranch', Angeles National Forest map, 1982) 1000 Comment
  RSA82575  Stachys albens F. W. Peirson 1924-8-23 5055 Los Angeles West Fork of San Gabriel River. 412 Comment
  UC416669  Stachys albens Harley P. Chandler 1897-6-21 Los Angeles Claremont 335 Comment
  HSC87029  Stachys bullata Stephen Morgan 1974-4-20 48 Los Angeles 100 ft. S of W boundary pt. of Scholl Canyon Peak, Glendale 335 Comment
  SDSU7922  Stachys bullata Gerald Collier 1951-4-10 441 Los Angeles Floor of Greenleaf Canyon; off to Panga Canyon, 1/2 mile east of the town of Panga. Comment
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Jan 15 2015
  RSA780991  Stanleya pinnata R. G. Swinney 2009-5-13 10790 Los Angeles Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  UC10846  Stanleya pinnata J. H. Barber 1897-6-25 179 Los Angeles Soledad Canyon Comment
  UC450775  Stanleya pinnata F. A. MacF. 1931-4-22 2921 Los Angeles San Franscito Canyon San Franscito Canyon (San Francisquito Canyon) ((San Francisquito Canyon?)) Comment
  UC570181  Stanleya pinnata A. D. Gifford 1935-5-8 683 Los Angeles mouth Elizabeth Lake Canyon; Tejon Quad., mouth of Elizabeth Lake Canyon 396 Comment
  CAS-BOT-BC60917  Stanleya pinnata Henry J. Thompson 1958-11-29 1833 Los Angeles Santa Monica Mountains. Just southeast of bridge over Malibu Creek, along Coast Highway. 7 Comment
  SBBG47184  Stanleya pinnata var. pinnata R. N. Philbrick 1973-7-20 Los Angeles Malibu 15 Comment
  CAS-BOT-BC374809  Stebbinsoseris heterocarpa Steven A. Junak 1997-4-8 SCI- 790 Los Angeles California Islands. San Clemente Island: W side of island, on flats just N of upper portion of Wall Rock Canyon 310 Comment
  SBBG117038  Stebbinsoseris heterocarpa S. A. Junak 2001-5-4 SCa 1490 Los Angeles SE of Parson's Landing 121 Comment
  RSA732536  Stellaria media A. C. Sanders, Mark Elvin, C. Weigand, M. S. Enright, M. Balk, N. Gale, A. Parikh 2003-3-5 25715 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Grapevine Mesa ca. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon. 335 Comment
  CAS-BOT-BC393693  Stellaria media Martin A. Piehl 1963-12-8 631085 Los Angeles San Clemente Island; California Channel Islands 9 Comment
  POM6758  Stellaria nitens P. A. Munz, L. T. Street, G. Williams 1919-3-5 2409 Los Angeles South Hills, Pomona Comment
  UCR216564  Stephanomeria Dan S. Cooper 2010-6-15 610- 64 B Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Forest Lawn Drive west of Griffith Park 163 Comment
  RSA139165  Stephanomeria blairii Reid V. Moran 1958-9-15 6824 Los Angeles San Clemente Island: canyon 1.8 miles SE of Eel Point. 100 Comment
  LA105110  Stephanomeria diegensis Barry A. Prigge; 1988-7-9 8264 Los Angeles Santa Monica Mountains, Calabasas, 0.3 mi SE of N-jtn of Mulholland Hwy and Old Topanga Rd, S of Calabasas High School 405 Comment
  SBBG13805  Stephanomeria diegensis M. A. Piehl 1962-10-3 62515 Los Angeles head of Descanso Cyn along main rd Comment
  SBBG67897  Stephanomeria exigua subsp. exigua R. Hoffmann 1927-8-31 Los Angeles E side of divide, Mint Cyn Comment
  CAS-BOT-BC322839  Stephanomeria pauciflora Bunch; Baily 1974-8-14 0525 Los Angeles Castaic Comment
  UCD136406  Stephanomeria pauciflora Scott D. White; Pam DeVries 20-21 Nov 1997 6025 Los Angeles Big Tujunga Wash (San Gabriel Mountain Foothills/ East San Fernando Valley): west of Sunland, southwest of I-210 Freeway, east of Hansen Dam, and north of Wentworth St. 335 Comment
  UCR129687  Stephanomeria pauciflora R. F. Thorne, C. W. Tilforth 1971-6-29 40674 Los Angeles San Gabriel Mtns., North slope, c. 1.5 miles east of junction with Aliso Creek Wash and Santa Clara River in Soledad Canyon 884 Comment
  UCR191167  Stephanomeria pauciflora R. G. Swinney 1999-7-28 7581 Los Angeles San Gabriel Mtns., Iron Fork, a western tributary of East Fork San Gabriel River Canyon, c. 200 m above confluence 951 Comment
  RSA774736  Stephanomeria virgata R. G. Swinney 2009-6-17 11178 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR280809  Stephanomeria virgata subsp. pleurocarpa Mitch Provance 2017-6-30 617- 44 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. 79 Comment
  UC1870187  Stillingia linearifolia LeRoy Gross 2001-5-27 425 Los Angeles Los Angeles Basin region; Verdugo Mountains, northwest side; Dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in city of Sun Valley, just west of mouth of McDonald Creek 305 Comment
  UCR125934  Stillingia linearifolia A. C. Sanders, Mark Elvin 2002-6-19 25191 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  CHSC101726  Stillingia paucidentata Scott D. White 2003-6-8 9415 Los Angeles West Mojave Desert; near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  UCR192891  Stipa R. G. Swinney 1999-8-16 7655 Los Angeles San Gabriel Mtns., Wrightwood area, Flume Canyon, spring c. 200 m north of Guffy Campground 2445 Comment
  UCR190851  Stipa cernua R. G. Swinney 1990-3-23 1547 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UCR258935  Stipa cernua R. G. Swinney 2010-6-1 13131 Los Angeles San Gabriel Mountains, lower Carson Mesa, 0.4 miles east of Angeles Forest Hwy., 0.4 miles NNE of Vincent 994 Comment
  SEINET10603822  Stipa cernua Agnes Chase 1910-4-12 Chase 812 Los Angeles Playa del Rey, Leeward base of sand dune. In small tufts. Comment
  UCR270982  Stipa coronata R. G. Swinney 2011-6-14 15130 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  CATA7  Stipa miliacea var. miliacea Lauren K. Danner 2006-3-8 2 Los Angeles Santa Catalina Island: Disturbed roadside near Middle Ranch 198 Comment
  SD41993  Stipa speciosa Darley F. Howe 1947-5-4 Los Angeles Mint Canyon, dry hillside. Comment
  UCR17975  Streptanthus tortuosus var. tortuosus Dr. H. de Forest 1931-1 s.n. Los Angeles Western Transverse Range, 'Los Padres' [Angeles] National Forest, Ridge Route Comment
  RSA636112  Stuckenia pectinata Robert F. Thorne, D. Propst 1974-9-12 45719 Los Angeles Santa Catalina Island: Deer Valley Reserve. 213 Comment
  LA99248  Stylocline gnaphaloides R. L. Armacost; 1968-5-7 2374 Los Angeles 152 Comment
  UCR230244  Stylocline gnaphaloides Dan S. Cooper 2011-4-26 411- 8 Los Angeles Los Angeles Basin/San Gabriel Mtns. Foothills, Sunland, Big Tujunga Wash, between 210 Fwy and Foothill Blvd. 358 Comment
  RSA127823  Suaeda moquinii H. J. Thompson 1959-9-6 14373 Los Angeles Mouth of Malibu Creek 6 Comment
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Jun 10 2012
  CAS-BOT-BC234671  Symphoricarpos mollis Le Roy Abrams 1901-4-3 1308 Los Angeles Santa Monica Mts. 304