Search Results — 2000 specimen records retrieved (1554 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UC146763  Abronia pogonantha Katharine Brandegee 1908-6-1 Los Angeles Lancaster Comment
  RSA114366  Abronia pogonantha Percy C. Everett, E. K. Balls 1956-5-9 21568 Los Angeles 6 mi S of Lancaster along Hwy 6 762 Comment
  SD84782  Abronia umbellata M. B. Dunkle 1939-4-5 7266 Los Angeles San Clemente Island; China Point. Comment
  RSA596447  Acacia baileyana R. G. Swinney 1989-7-14 s.n Los Angeles Base of San Gabriel Mtns., in and near the city of Glendora. S of water reservoir at N terminus of Englewild Ave. 396 Comment
  OBI2625  Acacia melanoxylon F. Mills 1967-4-29 40 Los Angeles Pasadena, along west drive near RoseBowl Comment
  CAS-BOT-BC412580  Acanthoscyphus parishii var. parishii Joseph Andorfer Ewan 1934-8-3 8427 Los Angeles Table Mt. Trail to Swartout [Swarthout] Valley (floor), San Gabriel Mts. 2133 Comment
  RSA0106567  Acer macrophyllum R. G. Swinney 2011-3-26 14227 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 476 Comment
  RSA659580  Acer macrophyllum Brian McColgan 1988-5-16 20 Los Angeles 1 mile N of Padua on Mt. Blady Rd. 1067 Comment
  CATA118  Achillea millefolium Mark L. Hoefs, A. Douglas Propst 1973-3-14 91 Los Angeles Santa Catalina Island: Ridge between Cape and Skull Canyons 304 Comment
  RSA702081  Achillea millefolium Scott D. White, Pam DeVries 2004-5-18 10446 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCR223129  Achillea millefolium R. G. Swinney 2009-7-22 11345 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  SD66893  Achillea millefolium R. Mitchel Beauchamp 1967-3-17 259 Los Angeles South of Wilson Cove, San Clemente Island. Comment
  RSA654591  Achillea millefolium var. californica Scott Lowe 1991-5-18 36 Los Angeles San Gabriel River channel, about 600 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  CAS-BOT-BC260440  Achnatherum hymenoides Ernest C. Twisselmann 1966-4-27 12106 Los Angeles Mojave Desert. Hi Vista 868 Comment
  SEINET11679295  Achnatherum hymenoides H. H. Heller 1937-1 411 Los Angeles 16 mi E of Lancaster on Victorville Road Comment
  RSA230681  Achnatherum speciosum R. F. Thorne, M. Z. Thorne 1969-7-10 38430 Los Angeles San Gabriel Mts; Angeles National Forest; 1.5 miles W of Wrightwood 1951 Comment
  SEINET3915495  Achnatherum speciosum Orlando Mistretta 1992-5-25 450 Los Angeles Transverse Ranges; San Gabriel Mtns region: Fenner Canyon Conservation Camp. S side of camp.; 0 Comment
  UCSB16914  Achnatherum speciosum 1962-5-12 Los Angeles E edge of Gorman 1219 Comment
  LA94384  Achyrachaena mollis A. M. Johnson; 1934-4-20 4441 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Behind tunnel, right side of road. Comment
  UC557663  Achyrachaena mollis Nell Murbarger 1936-4-1 147 Los Angeles San Clemente Island Comment
Read comments
May 16 2008
  UCR217345  Achyrachaena mollis Mark A. Elvin, Joseph G. Decruyenaere 2003-5-8 2719 Los Angeles Western Transverse Range; Santa Susana Mountains, Newhall Ranch, Potrero Canyon, beside road on south side of canyon 305 Comment
  LA47813  Acmispon argophyllus var. argophyllus F. R. Fosberg; 1932-5-5 8111 Los Angeles Santa Catalina Island, Santa Catalina Island 9 Comment
  SBBG125832  Acmispon brachycarpus A. Parikh, N. Gale 2010-5-24 3213 Los Angeles Sierra Pelona, 5.4 km W of State Hwy 14, 1.9 km SW of California Aqueduct 1105 Comment
  SD21286  Acmispon dendroideus var. dendroideus Norman E. Bilderback 1938-4-17 Los Angeles Catalina, Avalon Comment
  SDSU19964  Acmispon maritimus S. H. Bullock 1968-4-6 41 Los Angeles Claremont north of Foothill Blvd. between Dartmouth and College Ave. 366 Comment
  SBBG32081  Acmispon strigosus R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -198 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  SBBG68095  Acmispon strigosus R. Hoffmann 1925-4-19 Los Angeles Antelope Valley to Elizabeth Lake Comment
  LA201184  Acmispon wrangelianus O. H. Kappler; 1941-4-13 200 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  SBBG128327  Acourtia microcephala M. Zou, A. Cheung, S. Lawrence-Gomez, D. Kasang, S. Ratay 2011-7-8 27 Los Angeles Deer Valley Trail 62 Comment
  SEINET4044564 Image available Acourtia microcephala D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 365 Comment
  CAS-BOT-BC133179  Adenostoma fasciculatum Timothy S. Ross; Steve Boyd 1994-5-25 7932 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit; from ca 600-800 m WSW of summit; Liebre Mountains 1075 Comment
  LA25890  Adenostoma fasciculatum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  PASA1205  Adenostoma fasciculatum M. Stason 1931-4-18 Los Angeles Wash near Azusa Comment
  SEINET3156197  Adenostoma fasciculatum G. B. Grant 1904-6-3 23 Los Angeles Pasadena Comment
  UC12013  Adenostoma fasciculatum J. H. Barber 1897-6-26 194 Los Angeles Aliso Canyon Comment
  RSA188325  Adenostoma fasciculatum var. fasciculatum Robert F. Thorne, Percy C. Everett 1965-6-22 34899 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road 183 Comment
  RSA532646  Adenostoma fasciculatum var. fasciculatum Tim S. Ross 1991-8-14 5761 Los Angeles Roundtop [Mtn], San Gabriel Mountains. South slope. 1872 Comment
  RSA588862  Adenostoma fasciculatum var. fasciculatum Orlando Mistretta 1994-9-21 1483 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  RSA608507  Adenostoma fasciculatum var. fasciculatum Louis C. Wheeler 1930-5-3 30 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCSB17189  Adenostoma fasciculatum var. fasciculatum Hennen, Diane 1963-5-10 Los Angeles South slope of La Crescenta Ravine behind home at 2453 Teasley St., La Crescenta 243 Comment
  UCR190272  Adiantum aleuticum R. G. Swinney 2000-9-16 7869 Los Angeles San Gabriel Mtns., Coldwater Canyon, c. 2.1 mi. NE of confluence with Dry Gulch 1780 Comment
  SBBG14845  Adiantum aleuticum L. L. Kiefer 1963-3-2 445 Los Angeles Fern Cyn below Brown's Flat 1219 Comment
  UC811134  Adiantum jordanii Geo. L. Fisher 1920-6-16 Los Angeles Catalina Isl 18 Comment
Read comments
Nov 30 2011
  RSA613028  Ageratina adenophora Louis C. Wheeler 1975-9-22 s.n. Los Angeles San Gabriel Mountains: Susanna Canyon, 1/4 mile upstream from mouth (San Gabriel Reservoir). Comment
  SEINET13387019 Image available Ageratina adenophora R. G. Swinney 2011-1 14067 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn. (Mt. Wison 7.5' Q.) (T1N R11W S15) 232 Comment
  UCR150706  Ageratina adenophora R. G. Swinney, Dave Larson 1999-5-15 7180 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  CDA6741  Ageratina adenophora G. C. Fleischman 1953-3-18 Los Angeles G. C. Fleischman property, Pasadena. 0 Comment
  SDSU6839  Ageratina adenophora B. J. Cabrera 1990-4-14 14 IV90G Los Angeles On trailside on south-facing slope, Gabrielino National Recreation Trail, San Gabriel Mountains ca. 1350 m. Comment
  LA88579  Agoseris grandiflora O. H. Kappler; 1944-5-21 673 Los Angeles Santa Monica Mountains, Zuma Canyon, near summit of Mulholland Hwy 640 Comment
  RSA733592  Agoseris retrorsa R. G. Swinney 1998-7-29 6544 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground 1817 Comment
  RSA95122  Agoseris retrorsa F. W. Peirson 1922-7-6 1491 Los Angeles Blue Ridge near Swartout Valley. 2316 Comment
  RSA0040526  Agropyron cristatum subsp. pectinatum Orlando Mistretta 1995-1-10 1958 Los Angeles Transverse Ranges; San Gabriel Mountains region: near Glendora Mountain Road, about 4 miles W of jct. with Mt. Baldy Road. 1418 Comment
  RSA0011354  Agrostis exarata Orlando Mistretta, Youssef Atallah 2011-8-16 6059 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
  UC573816  Agrostis exarata H. S. Yates 1936-8-28 6367 Los Angeles Big Pine Park San Antonio Quadrangle Comment
  UCR259659  Agrostis exarata R. G. Swinney 2010-9-7 13722 Los Angeles San Gabriel Mountains, NE part of Crystal Lake Campground, SW of Alexander Spring and ESE of 3 water tanks 1768 Comment
  SD69696  Agrostis pallens Robert F. Thorne 1966-6-1 36459 Los Angeles Santa Catalina Island, on dry northeast-facing bluff along Pebbly Beach Drive southeast of Avalon. 14 Comment
  LA10257  Agrostis stolonifera Marjorie Bowler; 1937-10-21 69 Los Angeles Santa Monica Mountains, Gayley Avenue above Westwood Village 114 Comment
  UC1870309  Ailanthus altissima LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1028 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  POM8029  Alchemilla occidentalis Philip A. Munz, R. D. Harwood 1920-3-13 3321 Los Angeles San Jose Hills, 1 mi. South of San Dimas. 305 Comment
  LA33454  Alisma triviale Peter H. Raven; Henry J. Thompson 1959-10-14 14644 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, Lake Enchanto. 236 Comment
  UCR224372  Allium fimbriatum Justin M. Wood 2010-5-10 1639 Los Angeles San Gabriel Mountains, vicinity of Littlerock Creek, just southwest of intersection of Chesebro Road and Mt. Emma Road 973 Comment
  RSA0056374  Allium fimbriatum James R. Shevock 1972-4-26 1593 Los Angeles Sierra Hwy. 967 Comment
  RSA756575  Allium fimbriatum var. fimbriatum Orlando Mistretta, Christine Mistretta 2008-4-30 2561 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
  UC635246  Allium fimbriatum var. fimbriatum H. L. Mason 1926-4-26 3022 Los Angeles near Rock Creek (n side of San Gabriel Mountains); San Gabriel Mountains Comment
  RSA724647  Allium haematochiton K. Dobry 1991-5-2 562 Los Angeles West San Gabriel Mts at Elsmere Cyn Comment
  SFV22122  Allium haematochiton V. Soza, L. Gross, B. Hogshead 2001-4-26 1182 Los Angeles Verdugo Mountains Northwestern edge of Verdugo Mountains. North of La Tuna Canyon, near junction of Green Verdugo Fire Road from 210 Freeway and road to Green Verdugo Reservoir. Volcanic, rocky ridgetop. 457 Comment
  RSA652061  Allium haematochiton William Gilbert 1969-4-10 sn Los Angeles Puddingstone Dam [San Dimas], ca. 300 m SW dam runoff. Comment
Read comments
Jan 19 2011
  RSA229213  Allium lacunosum var. davisiae Robert F. Thorne, C. W. Tilforth 1971-6-30 40799 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek,1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  LA21590  Allium peninsulare Carl Epling; M. Epling 1925-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR209865  Allophyllum R. G. Swinney 2008-7-12 9177 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, lower Volfe Canyon near confluence with Big Dalton Canyon 573 Comment
  RSA0098378  Allophyllum divaricatum R. G. Swinney 2011-6-6 14984 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  RSA606173  Allophyllum divaricatum Leota Brice 1930-6-2 s.n. Los Angeles San Gabriel Canyon. Comment
  SEINET2444423  Allophyllum divaricatum Leigh A. Johnson 1997-6-21 97 -109 Los Angeles San Gabriel Mtns. This sample from 0.5 miles W of jct with Mt. Baldy Road. Comment
  LA210334  Allophyllum glutinosum S. B. Parish; May 1926 Los Angeles Pasadena, Arroyo Seco Comment
  RSA598579  Allophyllum glutinosum L. C. Wheeler 1967-5-24 9713 Los Angeles San Gabriel Mountains. Indian Canyon Campground 822 Comment
  RSA690926  Allophyllum glutinosum J. Mark Porter, Lauren Machen 2004-5-1 14079 Los Angeles San Gabriel Mountains, along Mount Baldy Road. 881 Comment
  CAS-BOT-BC170975  Alnus rhombifolia Joseph Andorfer Ewan; Nesta Ewan 1936-8-16 10090 Los Angeles Along dry creek bed, Mt. Waterman - Twin Peaks Saddle. San Gabriel Mts. 1981 Comment
  POM184703  Alnus rhombifolia Joseph A. Ewan 1932-5-29 7182 Los Angeles Along stream at head of arrastre Canyon North slope Mt. Gleason. Upper Sonoran 1524 Comment
  RSA302702  Alnus rhombifolia Jim Shevock 1970-4-8 107 Los Angeles L.A. Pierce College. 244 Comment
  RSA115751  Alternanthera philoxeroides George W. Garrettson 1956-10-22 s.n. Los Angeles Rio Hondo at San Gabriel Blvd. Comment
  UCD97186  Amaranthus albus M. Vincent 1962-12-5 314 Los Angeles Santa Monica Mts., Mulholland Highway at Stunt Road. Comment
  UCR205939  Amaranthus blitum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37066 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
  HSC93646  Amaranthus retroflexus L. C. Wheeler 1968-11-9 Los Angeles San Gabriel Mtns., 0.2 mi. inside mouth of San Gabriel Canyon 232 Comment
  RSA416878  Amblyopappus pusillus Larry E. DeBuhr, Gary D. Wallace 1972-9-2 693 Los Angeles San Clemente Island: base of canyon 1.5 miles north of Eel Point. 30 Comment
  RSA526639  Amblyopappus pusillus Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4221 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side. Sand dunes at cyn mouth. Comment
  UCR210306  Ambrosia acanthicarpa R. G. Swinney 2008-10-16 9592 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UC88843  Ambrosia chamissonis T. S. Brandegee 1890-5-16 Los Angeles Santa Catalina Island Comment
  RSA596706  Ambrosia psilostachya Steve Boyd, Lauren Raz 1996-9-24 8926 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
  SBBG39592  Ambrosia psilostachya R. F. Thorne 1966-9-14 36672 Los Angeles Cottonwood Crk (where isthmus rd crosses) 30 Comment
  UCD128824  Ambrosia psilostachya Malcolm A. Nobs 1948-9-8 646 Los Angeles just west of Malibu. Comment
  UCR208869  Ammannia coccinea L. C. Wheeler 1933-9-25 2121 Los Angeles San Gabriel Valley, Puddingstone Dam, San Jose Hills 274 Comment
  CATA1179  Amsinckia intermedia Mark L. Hoefs 1995-5-30 2175 Los Angeles Santa Catalina Island: Near Ben Weston Road 30 Comment
  SD21299  Amsinckia intermedia Norman E. Bilderback 1938-4-17 Los Angeles Santa Catalina Island Comment
  UC78276  Amsinckia intermedia Blanche Trask 1900-5-1 Los Angeles Avalon; Santa Catalina Island Comment
  RSA499953  Amsinckia intermedia Grethe Moskedahl 1923-3-12 s.n. Los Angeles Los Angeles Comment
  UCR186980  Amsinckia retrorsa A. C. Sanders 2006-4-10 32005 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1006 Comment
  RSA0089956  Amsinckia retrorsa L. C. Wheeler 1934-3-31 2495 Los Angeles La Verne. 305 Comment
  SBBG132065  Amsinckia spectabilis S. A. Junak, B. Collins 1991-4-24 SCI 196 Los Angeles S side of mouth of Eel Cove Cyn 42 Comment
  SDSU4842  Amsinckia spectabilis var. spectabilis R. M. Beauchamp 1967-3-19 325 Los Angeles San Clemente Island. 1/2 miles south of the west end of runway at Sherman Field. 6 Comment
  RSA226227  Anagallis arvensis Gary D. Cromwell, David W. Wheat 1971-5-8 620 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mts. 2 mi. NE of Glendora 396 Comment
  POM9026  Anagallis arvensis P. A. Munz, R. D. Harwood 1920-3-18 3338 Los Angeles San Josae Hills, 3 mi. W of Pomona. 305 Comment
  RSA465136  Anagallis arvensis Robert Gustafson 1980-9-16 1917 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  RSA654410  Anagallis arvensis Matt Brooks 1988-5-12 61 Los Angeles Whittier, Turnbull Canyon Rd. 0.5 miles east of its intersection with Beverly Blvd. Comment
  RSA0058203  Andropogon glomeratus Richard G. Swinney 2010-6-23 13370 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
  UCR101735  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1946-9-2 6343 Los Angeles San Gabriel Mtns., West Fork San Gabriel River, 0.2 mi west of Bear Creek 518 Comment
  UCR179728  Angelica tomentosa R. G. Swinney, Dave Larson 1996-7-17 5145 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  CAS-BOT-BC84666  Anthemis cotula Herman Knoche 1919-6-25 Series A, No. 899 Los Angeles Catalina Island Comment
  RSA674729  Anthriscus caucalis Scott D. White, P. De Vries 2000-5-18 7917 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  RSA425778  Antirrhinum coulterianum Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  SBBG83173  Antirrhinum coulterianum R. Hoffmann 1929-5-19 Los Angeles 5 mi W of Castaic Comment
  RSA244387  Antirrhinum coulterianum Robin S. Collins 1973-5-28 324 Los Angeles Angeles National Forest; Trail Canyon, 2.5-3 miles into canyon from beginning of pack trail. 884 Comment
  UCR12243  Antirrhinum multiflorum Art Whistler 1966-6-20 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Corral Canyon Road, 5 mi from intersection with the Coastal Hwy near Malibu Comment
  UCR133572  Antirrhinum multiflorum Fordyce Grinnell Jr. 1910-1 s.n. Los Angeles San Gabriel Mountains, [near George's Gap] head of Long Canyon 1098 Comment
  POM354889  Antirrhinum nuttallianum var. nuttallianum R. S. Woglum 1930-4-8 s.n. Los Angeles Hills of South Glendora Comment
  RSA698989  Antirrhinum speciosum J. Vlahos 1935-6-27 s.n. Los Angeles Santa Catalina [Island] Comment
  RSA177679  Aphanisma blitoides R. F. Thorne, P. Everett 1965-5-11 34528 Los Angeles Near Ballast Point, E side of Catalina Harbor, Santa Catalina Island 45 Comment
  SD69360  Aphanisma blitoides Robert F. Thorne, P. Everett 1965-5-11 34528 Los Angeles Santa Catalina Island, east side of Catalina Harbor, near Ballast Point 49 Comment
  POM50356  Apiastrum angustifolium L. R. Abrams 1901-4-6 1414 Los Angeles Verdugo Hills Comment
  RSA507522  Apiastrum angustifolium L. C. Wheeler 1967-5-2 9270 Los Angeles Liebre Mountains. North side of northwestern most end of foothills (of San Gabriel Mts.) between Bouquet Junction and Bonelli Ranch. 381 Comment
  UCR125625  Apiastrum angustifolium A. C. Sanders 2003-5-26 26856 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
  UC407307  Apiastrum angustifolium LeRoy Abrams 1903-3-14 3136 Los Angeles San Pedro Hills; Southern California, San Pedro Hills Comment
  UCSB68610  Apium graveolens Gross, LeRoy 2002-6-22 Los Angeles Transverse Ranges; Santa Susana Mountains Region; Devils Canyon; Canyon drains south side of mountains; North of Topanga Canyon Blvd. and the 118 freeway Comment
  CAS-BOT-BC392024  Aquilegia eximia Le Roy Abrams; E. A. McGregor 1908-7-2 555 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains Comment
  UCSC010526  Arabis Adam Searcy 2010-4-28 25 Los Angeles Lake Hughes Road, on roadside Comment
  SD230158  Aralia californica Louis C. Wheeler 1970-9-10 Los Angeles San Gabriel Mountains: Alder Gulch. Open north-facing ravine with permanent stream. 1584 Comment
  SBBG119287  Arbutus menziesii V. Soza, L. Gross 1999-7-15 630 Los Angeles Helispot off Mt Wilson Trail, ca. 2.7 mi from trailhead in Sierra Madre; T1N R11W NW/4, NW/4 S9 822 Comment
  UC792943  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Whites Canyon Santa Catalina Id. 457 Comment
  UC82953  Arctostaphylos catalinae Katharine Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  RSA626691  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15743 Los Angeles Southwest of Bear Divide, off Little Tujunga Road. 950 Comment
  RSA626737  Arctostaphylos glandulosa Jon E. Keeley 1978-9-4 7230 Los Angeles Mt. Gleason (Arcto study site). 2000 Comment
  RSA609593  Arctostaphylos glandulosa subsp. gabrielensis L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mountains: Divide between West Fork Bear Creek and Devils Canyon. Comment
  RSA626729  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22115 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA629090  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20257 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  LA200423  Arctostaphylos glandulosa subsp. mollis Norman A. Cole; May 1964 374 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 1.2 mi from junction of Rambla Pacifico and Schuern Road. 685 Comment
  RSA584694  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-6-8 2974 Los Angeles Upper Big Tujunga Canyon (ca. 0.9-1.4 air miles ENE of Barley Flats). 1280 Comment
  RSA626698  Arctostaphylos glandulosa subsp. mollis Allen Massihi, Jon E. Keeley 1992-6-23 15663 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1300 Comment
  SBBG118493  Arctostaphylos glandulosa subsp. mollis O. Mistretta 1992-7-13 724 Los Angeles Los Pinetos Spring Cyn Trail Comment
  SFV10207  Arctostaphylos glandulosa subsp. mollis J. G. Cuti 1978-4-19 61 Los Angeles Verdugo Mountains About 2 miles from end of Walnut Ave. on Stough Canyon fire road. 610 Comment
  UC70651  Arctostaphylos glandulosa subsp. mollis J. Burtt Davy May 9 1896-May 24 1896 2464 Los Angeles Manzana Antelope Valley Comment
  JEPS38733  Arctostaphylos glauca F. W. Peirson 1919-1-29 315 Los Angeles trail San Gabriel Mts., Mt. Lowe 1341 Comment
  POM367312  Arctostaphylos glauca L. E. Hoffman 1932-1-18 16282 Los Angeles E fork San Gabriel River Comment
  RSA631610  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15640 Los Angeles Aliso Canyon Road, 4 km northwest of Angeles Forest Highway. 1050 Comment
  RSA634344  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22073 Los Angeles Northern end of Crystal Lake Campground, San Gabriel Mountains. 1850 Comment
  RSA634689  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20327 Los Angeles Road to Mt. Gleason, 5.3 km west of Mill Creek Summit, San Gabriel Mtns. 1670 Comment
  RSA634712  Arctostaphylos parryana subsp. tumescens John Crandell, Jon E. Keeley 1992-4-5 15044 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1480 Comment
  UCR190855  Arctostaphylos patula R. G. Swinney 1998-7-2 6227 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  CAS-BOT-BC44840  Arctostaphylos pungens Vernon O. Bailey 1907-9-3 s.n. Los Angeles San Gabriel Mts. - East base of San Antonio Peak 1828 Comment
  CAS-BOT-BC44841  Arctostaphylos pungens Mrs. S. Earle Kelley 1917-9-1 s.n. Los Angeles Mt. Wilson Comment
  UC1584049  Arenaria macradenia var. arcuifolia Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4061 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Tujunga Ranger District, Angeles Nat'l Forest. San Gabriel Mountains,Tujunga Ranger District 1755 Comment
  UC1584893  Arenaria macradenia var. arcuifolia Tim Ross, Steve Boyd 1991-7-24 5615 Los Angeles Granite Mountain 1874 Comment
  RSA747166  Arenaria macradenia var. arcuifolia Orlando Mistretta 1992-6-23 601 Los Angeles Lightning Ridge. Comment
  RSA603615  Arenaria macradenia var. kuschei Steve Boyd, Timothy S. Ross, Laura Moore, Valerie Soza 1997-7-8 10009 A Los Angeles Liebre Mountains region: Southeastern flank of Liebre Mountain, along ridge dividing Fish Canyon and Bear Canyon drainages, northeast of Atmore meadows, along rough dirt track following old fuelbreak. 1524 Comment
  RSA0091787  Argemone munita R. G. Swinney 2011-7-7 15435 Los Angeles Colby Ranch (Camp Colby), S end of Inspiration Canyon Tr., in a N-flowing tributary of upper Coldwater Cyn. 1220 Comment
  RSA652147  Argemone munita Orville Armstrong 1949-5-1 s.n. Los Angeles 1.5 miles north of Pomona. Loam soil. 305 Comment
  RSA667896  Argemone munita Michael Denslow, V. Soza 2002-7-10 693 Los Angeles North side of mountains. Road side; off Big Rock Creek road on the road to south fork campground. 1372 Comment
  RSA434329  Argemone rotundata N. C. Cooper 1949-6-29 4387 Los Angeles Crystal Lake. 1829 Comment
  UCR177768  Aristida purpurea var. parishii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 400 Los Angeles Los Angeles Basin, Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 366 Comment
  SBBG62405  Artemisia biennis unknown 1895-1 Los Angeles Los Angeles County [no specific locality] Comment
  CAS-BOT-BC84968  Artemisia californica Peter H. Raven 1957-9-21 11320 Los Angeles Small brushy hill at N.W. end of U.C.L.A. campus, Los Angeles Comment
  SEINET231399  Artemisia californica Leila M. Shultz 1981-10-14 Los Angeles CULTIVATED; Los Angeles County: Rancho Santa Ana Botanic Garden, Claremont. 101 Comment
  SBBG62509  Artemisia douglasiana R. Hoffmann 1927-8-31 Los Angeles Bouquet Cyn Comment
  UCR210103  Artemisia dracunculus R. G. Swinney 2008-10-16 9588 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR271201  Artemisia dracunculus R. G. Swinney 2011-11-1 15943 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
  UCSB27652  Artemisia dracunculus Lavinger, S. 1975-10-26 Los Angeles At Charlton Flats Camp Grounds, near camp site #21; San Gabriel Mountains 1645 Comment
  RSA417387  Artemisia tridentata subsp. parishii Anstruther Davidson 1892-7-4 2050 Los Angeles Lancaster Comment
  UC1119414  Artemisia tridentata subsp. parishii H. A. Jensen 1933-4-30 291 Los Angeles Lancaster Elizabeth Lake Quadrangle Comment
  SBBG12204  Arthrocnemum subterminale P. H. Raven 1962-7-12 Los Angeles just W of North Head 6 Comment
  SBBG13536  Arthrocnemum subterminale E. R. Blakley 1961-9-23 4728 Los Angeles base of Ballast Pt, Catalina Harbor Comment
  SBBG130706  Arthrocnemum subterminale S. A. Junak 2000-7-21 SCa 1387 Los Angeles just inland from mouth of crk at Shark Harbor 1 Comment
  JEPS49874  Asclepias eriocarpa F. W. Peirson 1918-6-28 148 Los Angeles e of Rubio Canyon; San Gabriel Mts. 609 Comment
  RSA0104730  Asclepias eriocarpa Scott D. White, Pam De Vries 2004-5-18 10402 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  IRVC26841  Asclepias fascicularis S. D. White 1997-11-5 6015 Los Angeles Mouth of Trancas Canyon, N of Pacific Coast Hwy (= CA Hwy 1) Malibu Coast 0 Comment
  SD31157  Asclepias fascicularis Edith A. Purer 1932-8-31 4866 Los Angeles Palos Verdes Hills Comment
  UCR271208  Asclepias fascicularis R. G. Swinney 2011-11-1 15964 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
  UCR280743  Asclepias vestita R. G. Swinney 2014-4-23 16163 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
  LA200069  Aspidotis californica Lawrence L. Kiefer; 1966-3-12 1708 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 3rd [4th?] switchback S of Monte Nido. 382 Comment
  UCR180716  Aspidotis californica R. G. Swinney 1995-4-4 3477 Los Angeles San Gabriel Mtns, Glendora, ridge overlooking south end of Mystic Canyon at Big Dalton Canyon 451 Comment
  HSC14539  Astragalus asymmetricus J. D. Fuhrmann 1964-3-23 19045 Los Angeles Vacant lot on Via Nogales Rd., Palos Verdes. Comment
  CAS-BOT-BC177524  Astragalus bicristatus Chester Dudley 1931-7-1 s.n. Los Angeles San Gabriel Mts. Comment
  RSA415429  Astragalus coccineus Albert J. Perkins 1919-5-30 s.n Los Angeles Big Rock Creek, Antelope Valley. Comment
  IRVC27972  Astragalus didymocarpus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26134 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  SEINET5325206  Astragalus didymocarpus G. B. Grant 1903-3-1 78 Los Angeles Garvanza Comment
  CAS-BOT-BC182840  Astragalus douglasii Ernest C. Twisselmann 1962-4-18 6972 Los Angeles Oso Canyon, ca. 1 mile above Oso Corral 1036 Comment
  POM18190  Astragalus douglasii var. douglasii P. A. Munz 1923-8-31 7696 Los Angeles Mescal Creek, San Gabriel Mountains 1951 Comment
  RSA609129  Astragalus douglasii var. douglasii L. C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Divide between Punchbowl Canyon and Watkins Creek, at end of road and beginning of Burkhart Trail. 1585 Comment
  RSA599466  Astragalus gambelianus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9485 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat, a distinctive, open grassy break in slope under the high tension power lines. 793 Comment
  RSA598385  Astragalus miguelensis J. P. Rebman, Jonathan Dunn 1996-4-29 3103 Los Angeles San Clemente Island: Eel Cove and Eel Cove canyon on west side of island. 10 Comment
  UC792399  Astragalus miguelensis Ira L. Wiggins 1949-2-22 11960 Los Angeles northern end San Clemente Island Comment
  SBBG43853  Astragalus nevinii M. R. Benedict 1971-6-27 Los Angeles low terrace, below E end of runway near Northwest Harbor Comment
  UC55018  Astragalus pycnostachyus var. lanosissimus H. P. Chandler 1902-9-9 2045 Los Angeles Ballona Marshes Comment
  RSA415844  Astragalus tener var. titi W. Fraiser, Davidson 1930-1 s.n. Los Angeles Santa Monica Comment
  POM128983  Astragalus trichopodus F. M. Reed 1909-7-2 2808 Los Angeles Pebbly Beach Road, Santa Catalina Island 15 Comment
  UC2025789  Astragalus trichopodus T. R. Huggins 2013-3-19 13 -018 Los Angeles Diamond Bar. On disturbed grassy hills adjacent to, and N of the 60 Fwy at its intersection with the 57 Fwy. Comment
  UCR58306  Astragalus trichopodus J. A. Adams 1963-4-25 11 Los Angeles San Jose Hills, Diamond Bar Ranch. 305 Comment
  CATA1706  Astragalus trichopodus var. lonchus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3026 Los Angeles Santa Catalina Island: Lower Fern Canyon 195 Comment
  RSA126738  Astragalus trichopodus var. lonchus P. H. Raven 1959-3-15 13857 Los Angeles Just behind dunes E of Zuma Beach. Point Dume. 9 Comment
  UC168754  Astragalus trichopodus var. lonchus George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 74 -6262 Los Angeles Santa Catalina Island Santa Catalina Island (Pacific Ocean) Comment
  POM293740  Astragalus trichopodus var. phoxus Lyman Benson 1953-5-17 15118 Los Angeles Oak Flats Guard Station, 1 mile north of second summit north of Castaic. 822 Comment
  CAS-BOT-BC200840  Astragalus trichopodus var. trichopodus Marcus E. Jones 1924-4-25 s.n. Los Angeles Brea Canyon Comment
  SD240970  Atriplex Jeremiah George, Audrey George 2012-1-1 Los Angeles South Coast: Palos Verdes Estates, Malaga Cove immediately SW of the Palos Verdes Beach and Athletic Club (Redondo Beach 7.5'Q) 4 Comment
  SEINET3929862  Atriplex amnicola Howard C. Stutz 1991-2-7 95446 Los Angeles Malibu Beach.; 0 Comment
  SFV15338  Atriplex californica J. C. Dittes, P. Dittes 1990-3-17 55 Los Angeles Santa Monica Mountains El Matador State Beach trail. 18 Comment
  UCSB52780  Atriplex californica Boutin, F. 1967-4-23 Los Angeles San Clemente Island, on hillside at Wilson Cove Comment
  SD85132  Atriplex coulteri Ralph N. Philbrick, Robert F. Thorne 1967-5-19 B 67 239 Los Angeles Santa Catalina Island; Little Harbor. Comment
  RSA478283  Atriplex lentiformis subsp. breweri Anstruther Davidson 3289 Los Angeles E. Los Angeles. Comment
  RSA478308  Atriplex leucophylla M. B. Dunkle 1928-4-29 1893 Los Angeles Little Harbor. 5 Comment
  RSA102292  Atriplex orbicularis S. B. Parish, W. F. Parish 1881-10 1126 Los Angeles Santa Monica Comment
  SBBG72568  Atriplex polycarpa R. Hoffmann 1927-8-31 Los Angeles 2 mi W of Acton Comment
  RSA478382  Atriplex rosea F. R. Fosberg 1930-6-30 S- 3067 Los Angeles Del Rey 1 Comment
  CATA790  Atriplex semibaccata Mark L. Hoefs, Robert Given 1991-6-12 1358 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 176 Comment
  SBBG77640  Atriplex semibaccata F. R. Fosberg 1931-3-26 4396 Los Angeles hillside above St Catherine Hotel 10 Comment
  OBI69347  Atriplex semibaccata John Knapp, Denise Knapp 2002-11-27 12 Los Angeles Santa Catalina Island. N3695250.68 E362971.34 2 Comment
  RSA453958  Atriplex semibaccata Gertrude Dunn 1930-10-9 s.n. Los Angeles Huntington Beach, 1/2 mile east of beach Comment
  SBBG107  Atriplex serenana var. serenana R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  RSA0012148  Atriplex suberecta Mark A. Elvin, M. S. Enright 2002-7-22 2110 Los Angeles Newhall Ranch, Salt Creek 274 Comment
  SBBG128822  Atriplex suberecta M. A. Elvin, M. S. Enright 2002-7-22 2110 Los Angeles Newhall Ranch, Salt Crk 274 Comment
  RSA279097  Atriplex watsonii R. F. Thorne 1974-9-13 45087 Los Angeles Santa Catalina Island: Inside Ballast Point, Catalina Harbor. 2 Comment
  RSA155796  Atriplex watsonii P. H. Raven 1962-7-12 18010 Los Angeles near point at east end of Northwest harbor, San Clemente Island 30 Comment
  RSA151504  Avena barbata P. H. Raven 1962-4-9 17132 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  RSA674242  Avena barbata LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 694 Los Angeles South side; Along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 783 Comment
  SBBG31469  Avena barbata R. F. Thorne 1966-4-6 35893 Los Angeles between White and Moonstone Coves 15 Comment
  UC1109377  Avena barbata Peter H. Raven 1962-4-9 17132 Los Angeles Wilson Cove San Clemente Island (near barracks) 60 Comment
  SEINET4342866  Avena barbata G. B. Grant 1904-4-16 87 Los Angeles Los Angeles Comment
  RSA675878  Avena fatua LeRoy Gross 2003-3-23 815 Los Angeles Housing tract known as Sunhill Estates, on the south bluff overlooking the Big Tujunga Wash, in the city of Sunland. 335 Comment
  SEINET5336154  Avena fatua W. B. Charles 1950-4-10 12 Los Angeles collected at 2880 Benedict Canyon Drive, Beverly Hills 244 Comment
  IRVC26938  Avena sativa A. C. Sanders, Andy Thompson 2003-4-17 26078 Los Angeles Newhall Ranch, NW of Magic Mountain amusement park, between M.M. and The Old Road, north of M.M. Parkway NE end of Santa Susana Mtns. 351 Comment
  RSA694977  Azolla filiculoides Anonymous s.n. Los Angeles Pasadena, Calif. Comment
  UCR207979  Azolla filiculoides Samuel R. Tyson 1943-7-7 s.n. Los Angeles San Gabriel Mountains, San Dimas Canyon, San Dimas Reservoir 438 Comment
  UCR127384  Baccharis glutinosa A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25525 Los Angeles Santa Clara River Valley, Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  SEINET11261321  Baccharis glutinosa K. Dobry 1976-4-24 41 Los Angeles Canoga Park, Bell Creek.; 0 290 Comment
  RSA583410  Baccharis malibuensis James Henrickson 1993-9-9 22471 Los Angeles 1 mile SE of corner of Molholland [Mulholland] Hwy and Las Virgenes Rd. in SW corner of Diamond X Ranch in Soka Univ. prop. 244 Comment
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Oct 21 2008
  SEINET10474451  Baccharis pilularis Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4775 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
  RSA127457  Baccharis plummerae Peter H. Raven, Henry J. Thompson 1958-10-11 1400 Los Angeles Tuna Canyon 1.8 miles north of Coast Highway 426 Comment
  SD144062  Baccharis salicifolia Scott D. White 1997-3-12 4754 Los Angeles Zuma Beach area: mouth of Zuma Creek, E end of the County Beach. 7 Comment
  UCR269990  Baccharis salicifolia R. G. Swinney 2010-5-12 12726 Los Angeles San Gabriel Mountains, Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone 921 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
  UCR178893  Baccharis sarothroides R. G. Swinney 1989-9-11 s.n. Los Angeles San Gabriel Mtns. Foothills, Glendora, east end of South Hills, at end of High Country Drive 305 Comment
  RSA0048466  Beloperone californica Carol Haines 1964-3-23 s.n. Los Angeles Junction of State Highway 60 and 70. 533 Comment
  SBBG52912  Bergerocactus emoryi F. C. Boutin 1967-4-23 1697 Los Angeles near Eel Pt Comment
  UCR222765  Berula erecta R. G. Swinney 2009-5-8 10700 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA0015838  Bidens frondosa LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6212 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  UC53984  Bidens laevis H. P. Chandler 1902-9-9 2079 Los Angeles Ballona Marshes Comment
  SEINET3146115  Blepharipappus glandulosus G. B. Grant 1904-5-5 112 Los Angeles Arroyo Seco Cyn., Sierra Madre Mts. Comment
  UCR282229  Blitum californicum Dan S. Cooper 2016-4-25 416- 31 Los Angeles Los Angeles, Griffith Park, Vermont Canyon 311 Comment
  UCR155146  Bloomeria crocea A. C. Sanders 2005-5-5 29928 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark 'Plum 701 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
  SEINET12053804  Bloomeria crocea I. W. Clokey, Templeton, B. 1929-1 4543 Los Angeles Mandeville Canyon, Santa Monica Mountains 500 Comment
  SEINET8193929  Bloomeria crocea G. B. Grant 1904-1 114 Los Angeles Pasadena. Comment
  SEINET3243571  Bloomeria crocea var. aurea Unknown 1902-1 114 Los Angeles Garvanza, So Cal Comment
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Jan 11 2015
  HSC2998  Bloomeria crocea var. crocea C. S. Apperson 1967-6-8 Los Angeles 2 mi. W of Elizabeth Lake Canyon Rd. on Maxwell Truck Trail 1220 Comment
  RSA482647  Boechera arcuata Ora M. Clark 1929-3-24 1792 Los Angeles Santa Susanna Mtns. [County: Los Angeles or Ventura] Comment
  RSA703513  Boechera californica Michael Honer 2004-6-22 2023 Los Angeles San Gabriel Mountains: San Antonio Canyon. Along Mt. Baldy Road between Spruce Canyon and Hog Back. 854 Comment
  RSA658353  Boechera californica Naomi Zohman 1985-4-28 10 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  JEPS53159  Boechera repanda Frank W. Peirson 1919-6-14 507 Los Angeles Rock Creek 1706 Comment
  RSA465630  Boisduvalia glabella H. E. Hasse 1892-06 s.n. Los Angeles Santa Monica. Comment
  RSA715425  Boschniakia strobilacea R. G. Swinney 1997-8-19 5830 Los Angeles San Antonio Peak (=Lookout Mountain), about 100 m N of summit on ridge saddle. 1994 Comment
  RSA611264  Bothriochloa barbinodis L. C. Wheeler 1970-10-31 s.n. Los Angeles Los Angeles: Collis Avenue at Huntington Drive. Comment
  UCR239610  Bothriochloa barbinodis Dan S. Cooper 2012-7-24 712- 34 Los Angeles Western Transverse Range; Santa Monica Mountains, Decker Canyon Rd. (Hwy 23) at Foose Rd. 460 Comment
  CDA33355  Bothriochloa barbinodis Michael O Brien 2010-6-27 Los Angeles El Matador State Beach. 0 Comment
  RSA0017438  Bothriochloa barbinodis Marcus E. Jones 1926-5-7 s.n. Los Angeles Mountains near Claremont. Comment
  SEINET11941934  Bougainvillea glabra J. Bright, Wyman, C. 1931-1 5700 Los Angeles Hollywood Comment
  SBBG20735  Bowlesia incana E. R. Blakley 1963-12-8 6383 Los Angeles head of cyn above Mosquito Cove and between Triangulation Pts Malo and Chenity 365 Comment
  RSA451996  Bowlesia incana M. B. Dunkle 1920-4-7 2085 Los Angeles White s Landing Comment
  POM129266  Boykinia rotundifolia L. R. Abrams 1901-07 1872 Los Angeles San Gabriel Mountains: West Fork of San Gabriel River. Comment
  RSA161296  Boykinia rotundifolia P. H. Raven 1961-10-1 16779 Los Angeles San Gabriel Mountains: upper Evey Canyon 915 Comment
  RSA466767  Boykinia rotundifolia F. R. Fosberg, Joseph A. Ewan 1931-8-10 4913 Los Angeles Lower Pine Flats, N Fork San Gabriel [Canyon?], San Gabriel Mountains 1524 Comment
  UCR256620  Boykinia rotundifolia Anuja Parikh, Nathan Gale 2011-7-15 3560 Los Angeles Transverse Range; San Gabriel Mountains, West Fork San Gabriel River, 3.5 km west of State Hwy 39, San Gabriel Canyon Road 568 Comment
  CATA1081  Brachypodium distachyon Mark L. Hoefs 1995-5-16 2031 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA177666  Brachypodium distachyon R. F. Thorne, Percy C. Everett 1965-5-11 34532 Los Angeles Santa Catalina Island: E side of Catalina Harbor 46 Comment
  RSA0066341  Brassica nigra Valerie L. Soza, LeRoy Gross 2000-5-25 964 Los Angeles San Gabriel Mountains, south side: North of fire road between Ebey and Doane canyons, south of Goldenrod Spring, above Sunland. 548 Comment
  SFV12450  Brassica nigra M. H. Grayum, D. L. Koutnik 1978-1-28 955 Los Angeles Santa Monica Mountains Along Temescal Canyon Road. 8 Comment
  SDSU19971  Brassica rapa S. H. Bullock 1968-3-26 11 Los Angeles Claremont, Blanchard Park, Mills ave. between 1st and 6th street. 351 Comment
  RSA482917  Brassica rapa Georgie Cook, Thelma Ashley 1926-07 s.n. Los Angeles Gardena. Comment
  HSC79905  Brickellia californica James Henrickson 1972-11-2 8097 Los Angeles 8 mi. NW of Newhall, NW of jct. of Hwy. 5 & Hasley Cyn. Rd. 366 Comment
  LA200173  Brickellia californica Martha Hilend Kinsey; 1972-5-11 sn Los Angeles Santa Monica Mountains, Bel-Air Estates Comment
  LA202761  Brickellia californica Barry A. Prigge; 2011-10-20 16130 Los Angeles Santa Monica Mountains, Griffith Park, along Mt Hollywood Trail on S-side of Toyon Canyon landfill, 120 m NW (downhill) of junction with North Trail Comment
  SD66904  Brickellia californica R. Mitchel Beauchamp 1967-3-20 365 Los Angeles Santa Catalina Island, on cliff above beach road, south of Avalon Comment
  SJSU13524  Brickellia californica C. W. Sharsmith 1946-10-18 5498 Los Angeles Santa Monica Mts near head of Beverly Glen 304 Comment
  RSA128017  Brickellia nevinii Peter H. Raven, Henry J. Thompson 1959-10-18 14684 Los Angeles Yerba Buena Road 1.0 miles north of Mulholland Highway 518 Comment
  UCR146463  Brickellia nevinii Orlando Mistretta 1992-6-12 570 Los Angeles Transverse Ranges; San Gabriel Mountains region, Cow Canyon, Road 2N29 EA- from Saddle to 2nd main drainage Comment
  RSA533969  Brodiaea kinkiensis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5174 Los Angeles San Clemente Island: 950 ft WNW of Stone at the begining of the Stone Canyon drainage. 441 Comment
  SBBG109034  Brodiaea kinkiensis S. A. Junak 1996-5-30 SCl 554 Los Angeles Twin Dams Cyn, ca. 0.8 mi NE of Camera Pad Boulder 1 381 Comment
  UCR270155  Bromus R. G. Swinney 2011-7-21 15525 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA717298  Bromus arenarius Scott D. White, Pam DeVries 2006-5-9 11403 Los Angeles Gorman area, valley & slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  LA13700  Bromus arizonicus Harlan Lewis; 1941-3-19 sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. Faculty Hill (Veteran Ave and Sunset Blvd). 160 Comment
  RSA594454  Bromus carinatus D. L. Banks 1996-3-25 865 Los Angeles Claremont; Oakwood Apartments; 580 S. Bucknell Avenue; W side of street across from the Apartment complex. On disturbed ground between the sidewalk and school playground. Comment
  UCD58001  Bromus carinatus F. R. Fosberg 1931-4-3 S 4484 Los Angeles Santa Catalina Island. Pebble Beach. Comment
  LA200935  Bromus carinatus var. carinatus Peter H. Raven; 1960-5-15 15355 Los Angeles Santa Monica Mountains1, Piuma Road 2.1 mi. E of Rambla Pacifica 487 Comment
  RSA762160  Bromus carinatus var. carinatus Orlando Mistretta, Christine Mistretta 2008-5-20 3163 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 6, structure 97and 98 per TRTP Survey 2008), Rincon Red Box Rd, NE ridge of Monrovia Pk., Separating W Fork San Gabriel River and Fish Canyon. 1473 Comment
  CATA1063  Bromus diandrus Mark L. Hoefs 1995-5-16 2003 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  CHSC95531  Bromus diandrus LeRoy Gross; Naomi Fraga, Bill Hogshead 2002-3-21 495 Los Angeles Los Angeles Basin; Verdugo Mountains Region: Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. 412 Comment
  RSA0108916  Bromus diandrus R. G. Swinney 2011-3-26 14220 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 476 Comment
  RSA150659  Bromus diandrus P. H. Raven 1962-4-9 17151 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  RSA347555  Bromus diandrus B. A. Prigge 1986-3-20 8873 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  RSA748745  Bromus diandrus R. G. Swinney 2008-3-31 8590 Los Angeles Glendora Mountain summit 1003 Comment
  UCR259585  Bromus diandrus R. G. Swinney 2010-4-15 12224 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash 610 Comment
  SEINET4044563  Bromus hordeaceus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 365 Comment
  UCSB12226  Bromus hordeaceus Hochberg, Fred 1961-3-17 Los Angeles Below Cape Canyon Dam; Black Jack Ranch; Cape Canyon, Catalina Island Comment
  RSA658370  Bromus hordeaceus subsp. hordeaceus Naomi Zohman 1985-4-28 47 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  UC1586184  Bromus inermis subsp. inermis Tim Ross 1991-8-16 5846 Los Angeles San Gabriel Mountains, Horse Flats Horse Flats; San Gabriel Mountains, Horse Flats 1719 Comment
  SBBG131660  Bromus madritensis S. A. Junak 1999-5-20 SCa 944 Los Angeles just S of Cottonwood-Black Jack Rd 304 Comment
  CATA620  Bromus madritensis subsp. rubens Mark L. Hoefs 1991-4-8 1073 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  POM363934  Bromus rubens Howard Mullins 1931-3-20 s.n. Los Angeles Los Angeles. Comment
  RSA0083316  Bromus rubens R. G. Swinney 2010-3-22 12041 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima. 502 Comment
  RSA654069  Bromus rubens Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 731 Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 426 Comment
  SBBG17764  Bromus rubens P. H. Raven 1962-5-9 17668 Los Angeles near head of cyn S of Mosquito Cove 320 Comment
  RSA603330  Bromus sterilis Scott D. White 1997-5-21 5211 Los Angeles San Gabriel River Canyon: N of Azusa; roadside along Highway 39 above San Gabriel Reservoir. 476 Comment
  CATA3497  Caesalpinia spinosa Benjamin J. Dion, Nathalie Cartan 2017-11-3 049 Los Angeles Santa Catalina Island: Channel side; 2 meters west of Banning House Road upslope from (south of) Two Harbors 119 Comment
  CATA1244  Cakile maritima Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2322 Los Angeles Santa Catalina Island: Ballast Point at Catalina Harbor 2 Comment
  RSA613601  Calandrinia ciliata L. C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Saddle on ridge south of mouth of Big Dalton Canyon. 480 Comment
  RSA9732  Calandrinia ciliata L. C. Wheeler 1932-3-12 486 Los Angeles La Verne. 305 Comment
  SEINET9097338  Calandrinia ciliata var. menziesii G. B. Grant 1903-1 128 Los Angeles Pasadena. Comment
  CATA193  Calandrinia menziesii Mark L. Hoefs, A. Douglas Propst 1973-4-6 168 Los Angeles Santa Catalina Island: West side of Mt. Black Jack 457 Comment
  SD90281  Callitriche marginata Robert F. Thorne 1973-4-11 42802 Los Angeles San Clemente Island; small pools in gully at head of Middle Ranch Canyon. 424 Comment
  LA22314  Calochortus albus Carl Epling; 1931-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA127954  Calochortus albus H. J. Thompson 1959-4-19 1936 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  SD234440  Calochortus albus R. G. Swinney 2000-5-21 7773 Los Angeles San Gabriel Mtns:NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station (Glendora 7.5'Q) 609 Comment
  CAS-BOT-BC487469  Calochortus albus H. E. Hasse 1900-5-1 s.n. Los Angeles Santa Monica, Las Tunas Canon 500 Comment
  CAS-BOT-BC132266  Calochortus catalinae George B. Grant; Walter Wheeler 1904-4-21 126 a/1847 Los Angeles On Santa Catalina Island, Pacific Ocean, off southern California Comment
  RSA347520  Calochortus catalinae B. A. Prigge 1986-3-19 6931 Los Angeles Santa Monica Mountains: 0.3 miles west of Mulholland Hwy on Pacific Coast Hwy. 30 Comment
  UCD139491  Calochortus catalinae Louis C. Wheeler 1934-4-6 2507 Los Angeles near mouth of San Dimas Canyon, San Gabriel Mountains. 441 Comment
  RSA716600  Calochortus clavatus Charlie Hohn 2006-5-30 2 Los Angeles Roadcut on south side of USFS road 5N30, between Lake Hughes Road and crossing of Charlie Creek. 600 Comment
  RSA0066238  Calochortus invenustus Robert F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41079 b Los Angeles San Gabriel Mts., Angeles National Forest: E ridge of Mt. San Antonio (Old Baldy). Comment
  UCR205833  Calochortus palmeri var. palmeri R. G. Swinney 2008-5-8 8798 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  CAS-BOT-BC132477  Calochortus plummerae Naomi Fraga; LeRoy Gross; Sarah J. De Groot; Paul Morton 2004-6-3 1240 Los Angeles Transverse Ranges; San Gabriel Mountains region: Along the Barrett Stoddard Road (2N04) between Cascade and Barrett Canyon 1341 Comment
  POM305745  Calochortus plummerae H. J. Ramsey, Henry J. Ramsey 1937-6-27 948 Los Angeles Bear Creek, north of Pacoima Reservoir, Angeles National Forest, San Gabriel Mountains. Comment
  RSA377423  Calochortus plummerae John P. Hill 1932-6-18 s.n. Los Angeles Verdugo Woodlands. Comment
  UC410550  Calochortus plummerae Alice Eastwood 1928-6-15 15408 Los Angeles Claremont Comment
  RSA9067  Calochortus plummerae R. Johnson 1931-06 3194 Los Angeles Verdugo Mountains: Tuna Canyon, Johnsons Ranch. 351 Comment
  RSA188244  Calochortus splendens Robert F. Thorne 1965-6-22 34855 Los Angeles Santa Catalina Island: along road to Renton Mine. 122 Comment
  UC1175002  Calochortus splendens P. C. Everett and E. K. Balls 1959-6-29 23867 Los Angeles Stokes Canyon Santa Monica Mts. 152 Comment
  RSA23713  Calochortus splendens Russell S. Woglum 1930-04 s.n. Los Angeles North Hollywood. Comment
  CAS-BOT-BC132520  Calochortus striatus R. C. Barneby 1954-5-7 11365 Los Angeles 1 mi. n. of Lancaster 2350 Comment
  JEPS108273  Calochortus striatus David Gowen 2005-5-11 310 Los Angeles HWY 138 (West Ave. D) west of Lancaster. NE corner of intersection with 40th Street W. Comment
  UCR155343  Calochortus venustus A. C. Sanders 2005-5-5 29863 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon on the ridge above and west of the community of Mint Canyon 549 Comment
  RSA736004  Calochortus weedii var. intermedius Scott D. White, Justin M. Wood 2008-6-4 12056 Los Angeles Puente Hills NW of Turnbull Canyon. SCE powerline corridor at tower 27 and adjacent access road. 348 Comment
  RSA778572  Calochortus weedii var. intermedius David E. Bramlet, A. Rudalevige 2010-6-21 4723 Los Angeles Chino-Puente Hills region: Brea Canyon. Beside dirt access road 15 m W of the gate to Running Branch Road, 498 m E of Brea Canyon Road 263 Comment
  RSA249749  Calycoseris parryi R. F. Thorne 1973-5-11 43478 Los Angeles 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb ridge, ca. 2.5 miles due S of Llano. 1159 Comment
  RSA725180  Calycoseris parryi Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -96 Los Angeles Bob's Gap. At the South edge of Bob's Gap, on slopes and roadside, and down in the wash. 1444 Comment
  UCR191700  Calyptridium monandrum A. C. Sanders 2008-4-23 35089 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1140 Comment
  CATA954  Calystegia macrostegia Mark L. Hoefs, Douglas R. Hoefs, Hilary Greene 1992-4-21 1819 Los Angeles Santa Catalina Island: Cottonwood Canyon, southeast of El Rancho Escondido 45 Comment
  CAS-BOT-BC224320  Calystegia macrostegia subsp. amplissima Reid Moran 1941-2-19 593 Los Angeles Middle Ranch, San Clemente Island Comment
  SFV6255  Calystegia malacophylla M. H. Grayum, B. Hannum 1974-5-30 s. n. Los Angeles Santa Susana Mountains Just up hill from first hairpin beyond junction with Brown's Canyon Road on road to summit of Oat Mountain. 1113 Comment
  SBBG126949  Calystegia peirsonii A. Parikh, N. Gale 2011-6-6 3420 Los Angeles 5 km W of St Hwy 14, 1.6 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1063 Comment
  SEINET8495306  Calystegia peirsonii D. W. Taylor 2002-5-1 18028 Los Angeles Sierra Pelona, hillslopes flanking Anaverde Valley (4 air miles SW of Palmdale), under electrical transmission lines. Ritter Ridge 7.5' USGS quadrangle 1067 Comment
  UCR125156  Calystegia peirsonii A. C. Sanders, Mark Elvin 2002-6-18 25119 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  RSA764516  Calystegia peirsonii Orlando Mistretta, Christine Mistretta 2008-5-3 2625 Los Angeles Southern California Edison transmission line tower (Segment 5, structure 31 per TRTP Survey 2008), in the vicinity of Portal Ridge, SE of Elizabeth Lake Rd. 958 Comment
  RSA465684  Camissonia bistorta H. de Forest 1929-3-21 s.n. Los Angeles Palos Verdes Hills Comment
  RSA466150  Camissonia californica L. E. Hoffman 1934-5-13 s.n. Los Angeles Millard's Canyon, Angeles National Forest. [San Gabriel Mountains.] Comment
  RSA545202  Camissonia californica Tim S. Ross 1992-5-17 6338 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  RSA454723  Camissonia campestris subsp. campestris Bonnie C. Templeton, I. W. Clokey 1930-4-8 1036 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  RSA144921  Camissonia claviformis subsp. claviformis E. G. Linsley 1960-5-6 60 -55 Los Angeles 20 miles west of Lancaster. Comment
  VVC3370  Camissonia contorta Tim Thomas 1973-4-24 11 Los Angeles Transverse Range, Santa Monica Mountains, Mulholland Hwy at Cold Creek 290 Comment
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Jun 24 2020
  RSA448982  Camissonia hirtella Anstruther Davidson 1904-6-6 1748 Los Angeles Wilson Peak. 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
  RSA449028  Camissonia ignota Louis C. Wheeler 1932-4-10 600 Los Angeles Portal Ridge 8 mi. W Palmdale. 1037 Comment
  RSA449021  Camissonia micrantha M. B. Dunkle 1933-7-11 3658 Los Angeles San Gabriel Mountains, upper San Gabriel Canyon 457 Comment
  RSA587385  Camissonia pallida subsp. pallida Orlando Mistretta 1992-5-8 281 Los Angeles San Gabriel Mountains. Little Rock Creek. slopes E. of Little Rock Creek Reservoir. 1067 Comment
  UC873864  Camissoniopsis bistorta I. W. Clokey and B. C. Templeton 1931-3-11 5332 Los Angeles San Gabriel Canyon 900 Comment
  LA200697  Camissoniopsis cheiranthifolia subsp. suffruticosa M. Zaitlin; 1951-4-8 sn Los Angeles Santa Monica Mountains, Zuma Beach, Zuma Beach Comment
  SFV12126  Camissoniopsis intermedia D. L. Koutnik, P. Collins 1975-4-26 162 Los Angeles Santa Monica Mountains Franklin Canyon Road, 3 miles south of Mulholland Drive. 259 Comment
  SFV2504  Camissoniopsis pallida P. G. Kilburn 1958-4-12 724 Los Angeles Mojave Desert Palmdale, N and 30th Street, 5 miles NW of downtown. 3 miles west of US #6 on north side of road. In sandy soil. 790 Comment
  JEPS31580  Camissoniopsis pallida subsp. pallida Frank W. Peirson 1919-6-14 478 Los Angeles Rock Creek San Gabriel Mountains 1524 Comment
  RSA592134  Capsella bursa-pastoris L. C. Wheeler 1967-3-3 9169 Los Angeles Sunset Ridge, west of Chaney Trail. Comment
  RSA650986  Capsella bursa-pastoris Jim Kishi 1948-2-23 s.n. Los Angeles Location: 1272 Glendora Ave., W. Covina. Comment
  UCR182721  Cardamine R. G. Swinney 1998-2-16 5899 Los Angeles San Gabriel Mountains/San Gabriel Valley, mouth of San Gabriel River about 100-350 m north of Foothill Blvd., east bank 189 Comment
  CATA1721  Cardamine californica Mark L. Hoefs, Steven A. Junak, Janet Takara 2000-4-1 3067 Los Angeles Santa Catalina Island: Upper Cherry Valley, above main road 42 Comment
  UCR101169  Cardamine oligosperma L. C. Wheeler 1957-3-31 7248 Los Angeles San Rafael Hills, Normandy Drive, c. 100 yds north of Los Angeles County-Pasadena city line 338 Comment
  RSA654324  Carduus tenuiflorus Benjamen Rangel 1992-5-6 777 -34 Los Angeles In the avocado orchard behind the dormitories at Cal Poly Pomona; in the back side of the orchard by the freeway fence and the water drainage. 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
  UC212018  Carex alma I. Johnston 1917-5-13 27 E Los Angeles El Monte 121 Comment
  UCR205093  Carex alma R. G. Swinney 2008-4-11 8649 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  RSA584115  Carex alma Timothy S. Ross, Steve Boyd, Peter W. Fritsch 1990-6-11 2993 Los Angeles Big Rock Creek 1254 Comment
  RSA600844  Carex alma L. C. Wheeler 1966-9-21 8912 Los Angeles San Gabriel Mountains. Vicinity of Lily Spring, northwest slope of Mt. Hawkins. 2468 Comment
  RSA641523  Carex alma L. C. Wheeler 1967-5-31 9807 Los Angeles Pallet Creek at confluence with Big Rock Creek 1082 Comment
  RSA509702  Carex multicaulis L. C. Wheeler 1967-8-9 10425 Los Angeles San Gabriel Mountains: Saddle between Little Bear Creek and Devil's Canyon. 1981 Comment
  CAS-BOT-BC118423  Carex praegracilis Robert F. Thorne 1966-4-6 35902 Los Angeles Santa Cataline Island: along small stream running into reservoir N of Catalina Airport. 441 Comment
  SBBG121658  Carex praegracilis S. D. White, A. Warniment 2006-7-7 11613 Los Angeles Gorman Crk, NE of Interstate 5 1037 Comment
  CAS-BOT-BC118422  Carex praegracilis Peter H. Raven 1962-7-11 18005 Los Angeles Along stream in upper reaches of first canyon south of Lemon Tank. Comment
  UCR142889  Carex schottii L. C. Wheeler 1936-6-21 4169 Los Angeles San Gabriel Mtns, West Fork of Palmer Canyon 701 Comment
  RSA0065722  Carex senta Justin M. Wood 2011-7-7 4340 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  SEINET8989734 Image available Carex specifica Unknown 2006-1 8680 Los Angeles San Gabriel Mountains. Near Angeles Crest Hwy, 0.5 km west of Big Pines and Big Pines Hwy. Mescal Creek 7.5' quad. Comment
  POM1509  Carex triquetra I. M. Johnston 1917-3-6 1917 Los Angeles Evey Canyon, north of Claremont 915 Comment
  SEINET10625713  Carica papaya Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3768 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  CAS-BOT-BC229637  Carpobrotus chilensis Peter L. Morrell; et al. 1992-4-4 125 Los Angeles San Clemente Island. WNW-facing slope, approx. 2 km SSW of Wilson Cove on W side of island 8 Comment
  HSC22402  Carpobrotus edulis A. Vandale 1965-5-8 Los Angeles Hwy. 101, N of L.A. Comment
  SBBG95252  Castilleja affinis M. B. Dunkle 1928-4-11 1846 Los Angeles Emerald Bay 30 Comment
  SEINET3159132  Castilleja affinis G. B. Grant 1906-6-18 135 -A Los Angeles Summit Mt. Wilson. Southern California 1829 Comment
  CATA752  Castilleja affinis subsp. affinis Mark L. Hoefs 1991-5-22 1281 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  RSA0118845  Castilleja exserta subsp. exserta A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32089 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
  UC27248  Castilleja exserta subsp. venusta J. Burtt Davy May 9 1896-May 24 1896 2653 Los Angeles between Manzana and Gorman's; Antelope Valley Comment
  SD185310  Castilleja foliolosa Andy C. Sanders 2005-5-11 30173 Los Angeles Santa Clarita area, Plum Canyon along Plum Canyon Road. Between crest and vernalpool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 579 Comment
  SFV7336  Castilleja foliolosa T. Gordon, M. H. Grayum 1975-3-21 852 Los Angeles Santa Monica Mountains Along Mulholland Highway about 5 miles west of Malibu Canyon Road. 305 Comment
  UCR70869  Castilleja gleasoni L. R. Heckard 1971-5-25 2583 Los Angeles San Gabriel Mtns, Near Horse Flat Campground, northwest of Chilao Flat 1707 Comment
  SBBG132119  Castilleja grisea S. A. Junak 1996-4-13 SCI 325 Los Angeles second cyn S of Bryce Cyn 213 Comment
  UCR147270  Castilleja grisea Orlando Mistretta 1992-4-5 140 Los Angeles Channel Islands, San Clemente Island, [Triangulation Point] Guds Comment
  UCR178886  Castilleja martinii var. martinii R. G. Swinney 1989-5-3 s.n. Los Angeles San Gabriel Mtns., Glendora Regional Wilderness Park, Big Dalton Canyon, 1.4 mi. northeast of Glendora Mountain Road 442 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
  RSA225693  Castilleja minor subsp. spiralis Robert F. Thorne, C. W. Tilforth 1971-6-17 39886 Los Angeles 0.7 mile W of Soledad Station, Soledad Canyon, N slope of San Gabriel Mountains; wet, sandy flat along Santa Clara River. 610 Comment
  SBBG66945  Castilleja minor subsp. spiralis H. and M. Dearing 1940-4-28 481 Los Angeles Mint Cyn Comment
  UC166879  Castilleja minor subsp. spiralis unknown 1904-6-17 142 Los Angeles Pasadena Comment
  RSA531093  Caulanthus amplexicaulis var. amplexicaulis Fred Burlew 1925-07 s.n. Los Angeles Mt. San Antonio, Comment
  CAS-BOT-BC38300  Caulanthus cooperi C. Epling; L. Ellison 1930-4-17 s.n. Los Angeles Lancaster. Comment
  CAS-BOT-BC40213  Caulanthus lasiophyllus LeRoy Abrams 1899-3-1 243 Los Angeles Ballona Harbor. Comment
  UCR133730  Caulanthus lasiophyllus F. R. Fosberg 1931-4-10 S- 4546 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  CAS-BOT-BC48738  Ceanothus crassifolius Vernon Bailey 1907-10-29 s.n. Los Angeles Fernando Comment
  POM2811  Ceanothus crassifolius C. F. Baker 1904-2-14 4062 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA724572  Ceanothus crassifolius K. Dobry 1991-6-27 d- 798 Los Angeles Santa Monica Mts. 1 mi E. of Las Virgenes Rd off Mulholland Hwy. at Soka Univ. NE section. Comment
  UC1071026  Ceanothus crassifolius L. B. Burkett 1928-2-28 100 Los Angeles w Little Dalton Canyon (on trail); Pomona 685 Comment
  CAS-BOT-BC48879  Ceanothus cuneatus Tim Ross; Steve Boyd 1993-5-23 7225 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  RSA399013  Ceanothus cuneatus Howard Mullins 1931-2-25 s.n. Los Angeles Griffith Park. Comment
  UC18354  Ceanothus integerrimus A. Davidson 1892-1 Los Angeles Mt. Wilson Comment
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Oct 3 2010
  IRVC26185  Ceanothus leucodermis A. C. Sanders, Mark A. Elvin 2003-6-18 26964 Los Angeles private dirt road along crest of range, above Salt Canyon Santa Susana Mountains, Western Transverse Range 976 Comment
  RSA164796  Ceanothus leucodermis Wesley O. Griesel 1963-5-9 783 Los Angeles Little Rock Canyon about 5 mi. above dam, San Gabriel Mts. 1220 Comment
  POM199766  Ceanothus megacarpus I. W. Clokey, Bonnie C. Templeton 1929-03 4507 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  SEINET13945998 Image available Ceanothus megacarpus Peter H. Raven 1959-1 13908 Los Angeles Gullies in chaparral and on open slopes; Las Flores Canyon 3.8 miles N of Coast Highway, elev 1800 ft. 34 deg. N, 118-119 deg. W 549 Comment
  SEINET13946006 Image available Ceanothus megacarpus Lewis S. Rose 1955-1 55017 Los Angeles Hills N of Brentwood, Los Angeles Comment
  CATA1105  Ceanothus megacarpus var. insularis M. B. Dunkle 1929-3-17 2059 Los Angeles Santa Catalina Island: Cape Canyon 0 Comment
  CAS-BOT-BC51436  Ceanothus megacarpus var. megacarpus Lewis S. Rose 1966-12-20 66114 Los Angeles Santa Monica Mountains, above Beverly Hills 213 Comment
  LA30350  Ceanothus megacarpus var. megacarpus Mary V. Hood; 1942-4-26 42- 27 -k Los Angeles Santa Monica Mountains, near Tapia Park 304 Comment
  UC1070894  Ceanothus megacarpus var. megacarpus F. H. Raymond 1930-1-9 21 Los Angeles Trances Canyon Truinfo Pass quad. 457 Comment
  UC1070902  Ceanothus oliganthus var. oliganthus A. D. Gifford 1934-4-25 166 Los Angeles 1/2 mi ne Castro Pk.; Triunfo Pass quad. 762 Comment
  UC1211129  Ceanothus oliganthus var. oliganthus Huron H. Smith 1912-4-30 4876 Los Angeles Mt. Wilson 914 Comment
  CAS-BOT-BC63346  Ceanothus spinosus LeRoy Abrams 1902-6-17 2561 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  CAS-BOT-BC277002  Centaurea diluta Grace Cole Fleischman 1952-6-9 s.n. Los Angeles At intersection of Antwerp & Imperial Aves., Watts, Los Angeles Comment
  CAS-BOT-BC277003  Centaurea diluta Grace Cole Fleischman 1952-6-9 s.n. Los Angeles At intersection of Antwerp & Imperial Aves., Watts Comment
  UC53912  Centaurea melitensis Ernest Braunton 1902-6-24 494 Los Angeles Griffith Park Comment
  RSA164783  Centaurea repens Brian C. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Old Ridge Rte btwn Violin Summit & Reservoir Lookout. 1067 Comment
  UCR95167  Centaurium davyi R. F. Thorne 1966-4-28 36246 Los Angeles Channel Islands, Santa Catalina Island, near junction of Wrigley Drive and Renton Mine Road 91 Comment
  UCR172450  Centaurium exaltatum Anuja Parikh, Nathan Gale 2005-7-7 2125 Los Angeles Santa Clara River Valley, near confluence of Castaic Creek and the river, Newhall Ranch, study area 44 290 Comment
  UC878343  Centaurium venustum Ira W. Clokey, B. Templeton Jul 1929 4574 Los Angeles Mandeville Canyon Santa Monica Mountains 200 Comment
  RSA252899  Centrostegia thurberi Robert F. Thorne 1973-5-11 43555 Los Angeles Along Mt. Emma Road: 1.9 mi W of Little Rock Creek below the dam. 1159 Comment
  POM174  Cerastium glomeratum Daniel L. Crawford, H. D. Hiatt 1916-3-28 997 Los Angeles Santa Monica Mountains. Roadside in foothills. Comment
  UCD98026  Cerastium glomeratum Donald R. Bissing 1973-5-4 54 Los Angeles Evey Canyon, San Gabriel Mountains. 4 mile from canyon mouth. 725 Comment
  SEINET12161227  Ceratonia siliqua L. F. Allabach 1921-1 s.n. Los Angeles Pasadena Comment
  RSA583076  Cercocarpus betuloides Tim S. Ross 1993-4-22 6912 Los Angeles Santa Catalina Island: SW part of the island in Bullrush canyon; near 'dogleg.' 236 Comment
  RSA660829  Cercocarpus betuloides LeRoy Gross, Ileene Anderson, Valerie Soza 2000-6-6 s.n. Los Angeles Verdugo Mountain, southwest side; North of Chandler Fire Road (Verdugo Mtwy), NW of La Tuna, above Chandler Canyon, south of La Tuna Canyon. 427 Comment
  RSA771596  Cercocarpus betuloides R. G. Swinney 2009-6-2 11003 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  UCR129428  Cercocarpus betuloides A. C. Sanders, Mark Elvin 2002-6-20 25209 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park 457 Comment
  LA52112  Cercocarpus betuloides var. betuloides A. M. Johnson; 1927-11-11 2702 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SD45605  Cercocarpus betuloides var. betuloides D. F. Howe 1953-5-2 Los Angeles Santa Catalina Island. Wain Canyon. Comment
  SBBG38721  Cercocarpus betuloides var. blancheae R. Moran 1941-3-13 703 Los Angeles Hermit Gulch, near Crk 50 Comment
  UC1211137  Cercocarpus betuloides var. blancheae Huron H. Smith 1912-6-12 5096 Los Angeles Cherry Canyon, Santa Catalina Island. 304 Comment
  RSA0114886  Chaenactis artemisiifolia R. G. Swinney 2011-4-26 14505 Los Angeles San Gabriel Mountains; Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir. 378 Comment
  UCR255769  Chaenactis artemisiifolia R. G. Swinney 2010-5-4 12489 Los Angeles San Gabriel Mountains, north of Sylmar, 0.1 mi. NNE (6 deg. ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg. ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  SEINET2049344 Image available Chaenactis carphoclinia Norman C. Cooper 1948-4-21 2720 Los Angeles Saugus 762 Comment
  RSA776320  Chaenactis fremontii R. G. Swinney 2009-4-29 10609 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  UCSB10326  Chaenactis fremontii Phillips, Priscilla 1958-4-26 Los Angeles 2 miles south of Palmdale, route 138 Comment
  IRVC26426  Chaenactis glabriuscula A. C. Sanders, Mark Elvin 2003-3-5 25728 Los Angeles Newhall Ranch, "Exon Mesa," due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River NE end of Santa Susana Mtns. 335 Comment
  UCR126636  Chaenactis glabriuscula A. C. Sanders, Mark A. Elvin, and others 2003-4-16 26054 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, west of the end of Magic Mountain Parkway, south of Magic Mtn. theme park 396 Comment
  CAS-BOT-BC277354  Chaenactis glabriuscula var. glabriuscula Geo. L. Moxley 1922-5-1 1098 Los Angeles Mint Canyon Comment
  UC63017  Chaenactis glabriuscula var. glabriuscula H. M. Hall 1902-5-3 3108 Los Angeles San Francisquito Comment
  UCD130388  Chaenactis glabriuscula var. glabriuscula L. B. Ware 1971-4-24 s.n. Los Angeles West of Saint Bernard High School, Playa del Rey. Comment
  CHSC83982  Chaenactis santolinoides John Dittes 1990-6-20 136 Los Angeles Transverse Range; San Gabriel Mountains; approximately 16.7 air-miles north of Monrovia, approximately 1.3 air-mile northeast of Vetter Mountain and 0.75 air-mile southwest of Chilao Station, in canyon of East Fork Alder Creek. 1493 Comment
  RSA0108833  Chaenactis xantiana R. G. Swinney 2010-5-21 12890 Los Angeles San Gabriel Mountains: unnamed ridgetop (summit 4322 ft), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. Angeles Forest Hwy. and Mt. Emma Rd. 1299 Comment
  SDSU7119  Chaenactis xantiana D. F. Howe 1948-5-4 1792 Los Angeles Goode Pass, western San Gabriel Mts. 914 Comment
  LA201512  Chamaesyce serpillifolia subsp. serpillifolia Arthur C. Gibson; 2003-5-17 4879 Los Angeles Santa Monica Mountains, Triunfo Canyon, Mulholland Hwy, N of Malibu Lake 266 Comment
  CAS-BOT-BC166008  Chamerion angustifolium subsp. circumvagum R. F. Thorne; M. Z. Thorne 1969-7-10 38349 Los Angeles San Gabriel Mts., Angeles National Forest: along Angeles Crest Hwy., 1.1 mile NE of Pine Hollow Picnic Ground 2133 Comment
  RSA679922  Cheilanthes covillei LeRoy Gross, Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 931 Los Angeles Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1). 1631 Comment
  RSA613608  Cheilanthes covillei L. C. Wheeler 1968-4-26 s.n. Los Angeles San Gabriel Mountains: Quail Springs, Maher Canyon. 1280 Comment
  RSA685780  Cheilanthes newberryi Richard C. Barkelew 1929-4-17 s.n. Los Angeles Santa Monica Mountains, Mulholland Highlands, Los Angeles. Comment
  SFV6437  Chenopodium K. A. Wilson 1974-5-29 1415 Los Angeles San Fernando Valley North Hollywood. Hatteras Street east of Beck Ave. Comment
  RSA749853  Chenopodium album A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36957 Los Angeles confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 83 Comment
  RSA258389  Chenopodium album C. W. Tilforth 1972-5-6 529 Los Angeles [Unspecified] Comment
  RSA423307  Chenopodium ambrosioides F. R. Fosberg 1931-10-11 7215 Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA550709  Chenopodium ambrosioides T. S. Ross, Annette Ross 1991-7-29 5714 Los Angeles Elephant Hill: N-most point of the Puente Hills, W Pomona. 243 Comment
  RSA750211  Chenopodium berlandieri R. G. Swinney 2005-7-21 8322 Los Angeles Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  RSA478444  Chenopodium berlandieri var. sinuatum Robert Gustafson 1980-9-16 1906 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  UC1586209  Chenopodium botrys Tim Ross 1991-8-16 5801 Los Angeles 1/5 mi due e confluence of Lucas Creek (Angeles Forest Hwy); Condor Peak USGS 7.5' quad, Big Tujunga Canyon 917 Comment
  UCR132945  Chenopodium botrys Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  RSA0082591  Chenopodium californicum R. G. Swinney 2010-6-1 13087 A Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  RSA729687  Chenopodium californicum R. G. Swinney 1999-4-5 7049 Los Angeles San Gabriel Mtns./Mojave Desert: lower Boulder Canyon Wash, 0.6 mi. south of Ft. Tejon Rd. (Ave. Y) on 213th St. East 1207 Comment
  UCD98132  Chenopodium californicum A. C. Sanders; E. J. Lawlor 1988-4-3 7743 Los Angeles Southwestern end of the Tehachapi Mountains, 1 mi. NW of Gorman on a gasline rd, 0.4 mi. above old highway. 391 Comment
  RSA631998  Chenopodium californicum L. C. Wheeler 1973-4-21 s.n. Los Angeles 47th. Street east and Barrel Springs road. Comment
  SFV13506  Chenopodium macrospermum M. H. Grayum, D. L. Koutnik, B. Balch 1977-12-3 917 Los Angeles San Fernando Valley Basin of Chatsworth Reservoir. 244 Comment
  RSA646279  Chenopodium pratericola Orlando Mistretta 1992-7-14 721 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  CDA3111  Chenopodium pumilio L. C. Wheeler 1973-5-12 s.n. Los Angeles San Gabriel Mountains: Gould Mesa Picnic Ground. Comment
  RSA604305  Chenopodium pumilio L. C. Wheeler 1967-9-26 s.n. Los Angeles San Gabriel Mountains: Tributary to Eaton Wash, Nature Center. Comment
  CAS-BOT-BC184880  Chloris virgata Peter H. Raven 1956-7-8 9668 Los Angeles Low ridge just west of University of California campus, Santa Monica Mountains. Comment
  IRVC28395  Chorizanthe parryi var. fernandina Mark A. Elvin 2003-6-19 2948 Los Angeles hills west of San Martinez Grande Canyon and north of CA Hwy 126, Newhall Ranch Western Transverse Range 366 Comment
  RSA392787  Chorizanthe parryi var. fernandina Anstruther Davidson 1890-5-11 s.n. Los Angeles Burbank Comment
  SBBG132189  Chorizanthe parryi var. fernandina A. Parikh, N. Gale 2014-5-11 2165 Los Angeles 1.4 km SE of Hwy 126, 1.9 km W of Interstae 5; N side of Santa Susana Mtns; Newhall Ranch 349 Comment
  CAS-BOT-BC252777  Chorizanthe parryi var. parryi Geo. B. Grant 1902-6-1 171 Los Angeles Mt. Lowe, So. Cal. 1219 Comment
  SD125896  Chorizanthe parryi var. parryi L. F. LaPre, T. Mulroy 1986-4-7 Los Angeles Near junction of Foothill Blvd anf Irindale Ave., City of Irwindale, isolated floodplain between gravel pit and San Gabriel River Channel 550 Comment
  CAS-BOT-BC244731  Chorizanthe staticoides Geo. L. Moxley 1927-5-1 s.n. Los Angeles La Crescenta Comment
  POM175360  Chorizanthe staticoides E. Crow 1930-6-29 s.n. Los Angeles San Gabriel Mts. Trail between Camp Coldbrook and Pine Flats. Comment
  RSA11366  Chorizanthe staticoides C. Epling 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA392672  Chorizanthe staticoides Anstruther Davidson 1920-6-7 s.n. Los Angeles Acton. Comment
  UCR21102  Chorizanthe watsonii A. C. Sanders, Nancy Smith, K. R. Neisess 1980-6-4 868 Los Angeles Western Mojave Desert, along the highway west of Palmdale at the extreme E end of Leona Valley 915 Comment
  UCR131428  Chrysanthemum coronarium Alison Lipman 1998-5-3 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
  IRVC28848  Chrysothamnus nauseosus Mark A. Elvin, Cathleen Weigand 2003-4-8 2456 Los Angeles Newhall Ranch, flats S of confluence of Hasley Canyon with Castaic Creek Santa Clarita Valley 297 Comment
  UCR141362  Chrysothamnus nauseosus R. G. Swinney 1997-8-19 5810 Los Angeles San Gabriel Mtns, Antonio Peak (Lookout Mtn.), ridge east of Cattle Canyon and west of the west fork of Bear Canyon. 2073 Comment
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Jul 6 2021
  CDA10759  Chrysothamnus paniculatus A. C. Browne 1953-5-21 Los Angeles Lancaster. 0 Comment
  SD197765  Cicer arietinum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36931 Los Angeles San Gabriel Valley: San Gabriel River between Bassett and South El Monte, from Highway 60 crossing to above confluence with San Jose Creek, vicinity of Thienes Avenue public access to San Gabriel River greenway, along Edison powerlines. 71 Comment
  RSA94916  Cirsium brevistylum F. W. Peirson s.n. Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  CATA1466  Cirsium occidentale Mark L. Hoefs, Robert F. Thorne 1996-4-6 2651 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  RSA0070685  Cirsium occidentale var. californicum L. C. Wheeler 1931-4-26 s.n. Los Angeles Base of San Gabriel Mountains at Claremont: Thompson Creek Dam. Comment
  POM352177  Cirsium occidentale var. occidentale M. B. Dunkle 1931-4-22 2470 Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA578732  Cistanthe monandra Timothy S. Ross, J. Mark Porter 1994-5-1 7588 Los Angeles Southwestern Mojave Desert: Open desert ca. 1870 m SW of Three Sisters buttes, along Black Butte Basin Road. 961 Comment
  RSA595800  Citrullus lanatus Lauren Raz, S. D. Boyd 1996-10-23 053 Los Angeles Liebre Mountains. Ruby Canyon, just west of junction of Forest Service Road 6N24 with Lake Hughes Road, at confluence with Elizabeth Lake Canyon. 609 Comment
  LA45537  Clarkia bottae Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0013164  Clarkia bottae Orlando Mistretta, Christine Mistretta 2011-6-13 5682 Los Angeles 0.32 miles S of Aliso Canyon Rd. and Southern California Edison transmission line Corridor, 3.05 miles NW of intersection of Aliso Cyn Rd. and Angeles Forest Hwy. 1068 Comment
  RSA131023  Clarkia bottae Percy C. Everett, E. K. Balls 1959-6-2 23850 Los Angeles 2 miles W of Seminole Hot Springs, Santa Monica Mountains. 869 Comment
  LA105049  Clarkia cylindrica subsp. cylindrica Barry A. Prigge; 1988-7-3 8184 Los Angeles Santa Monica Mountains, ca 0.4 mi E of junction of Mulholland Hwy and Old Topanga Rd, across hwy from Calabasas High School 316 Comment
  RSA306317  Clarkia dudleyana Henry J. Ramsey, Henry J. Ramsey 1938-5-22 1379 Los Angeles Eaton Canyon Park, Altadena. Comment
  UCR206120  Clarkia dudleyana R. G. Swinney 2008-5-30 8904 Los Angeles San Gabriel Mtns., San Gabriel Canyon near El Encanto, 200 m west of entrance along Hwy 39 232 Comment
  RSA610410  Clarkia epilobioides R. S. Woglum 1930-5-10 s.n. Los Angeles Western Transverse Ranges: San Fernando Valley. North Hollywood. Comment
  SD53049  Clarkia epilobioides Peter H. Raven 1962-5-22 17823 Los Angeles Santa Catalina Island; open grassland above Emerald Bay. 121 Comment
  UC930753  Clarkia epilobioides C. F. Baker 1904-5-5 4735 Los Angeles Claremont Comment
  RSA600081  Clarkia heterandra Steve Boyd, Lauren Raz 1997-5-20 9795 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  RSA3607  Clarkia purpurea subsp. quadrivulnera Carl B. Wolf 1932-5-13 3624 Los Angeles Santa Catalina Island; near largest reservoir 3.5 miles from Avalon (by road) on way to Isthmus 366 Comment
  UC130891  Clarkia purpurea subsp. quadrivulnera Katharine Brandegee May 1909 Los Angeles Saugus Comment
  RSA448323  Clarkia purpurea subsp. viminea Geo. L. Moxley, Grinnell 1916-6-15 488 Los Angeles Santa Susana Mountains. Comment
  CAS-BOT-BC165517  Clarkia unguiculata Geo. L. Moxley 1922-5-1 1095 Los Angeles Mint Canyon Comment
  CHSC95869  Clarkia unguiculata LeRoy Gross 2001-5-6 383 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
  RSA448589  Clarkia unguiculata Geo. L. Moxley 1913-7-26 s.n. Los Angeles On hills near Newhall. Comment
  UCR3451  Clarkia unguiculata Bob Arthur 1964-5-10 640510- 5 Los Angeles San Gabriel Mountains, Monrovia Canyon, on North Canyon Blvd, 1.5 mi. from gate 610 Comment
  RSA0094371  Clarkia xantiana R. G. Swinney 2011-5-31 14922 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA580452  Claytonia exigua subsp. exigua Timothy S. Ross, Steve Boyd 1994-5-11 7813 Los Angeles Sawmill Mountain: W summit area ca 260-350 meters SE of Sawmill Campground 1598 Comment
  SBBG130749  Claytonia parviflora S. A. Junak 2000-4-1 SCa 1154 Los Angeles Cherry Valley, just inland from main rd, along trail 60 Comment
  RSA466716  Claytonia parviflora subsp. parviflora Thekla Mohr 1899-04 1591 Los Angeles Eaton Canyon. Comment
  RSA756787  Claytonia parviflora subsp. viridis Orlando Mistretta, Christine Mistretta 2008-4-28 2534 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Impact area 9 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1127 Comment
  RSA784351  Claytonia perfoliata Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 12 Los Angeles road 7N23 turn from road 7N08 Comment
  UCR4121  Claytonia perfoliata Ronald M. Cope 1965-3-27 s.n. Los Angeles San Gabriel Mtns., road from Devil's Canyon Wild Area to Azusa, 8-12 mi north of where the road crosses the west fork of the San Gabriel River 762 Comment
  OBI69254  Claytonia perfoliata subsp. mexicana John Knapp, Denise Knapp 2003-4-13 20 Los Angeles Catalina Island 64 Comment
  RSA596972  Claytonia rubra subsp. rubra R. G. Swinney 1996-5-27 4866 Los Angeles Eastern San Gabriel Mountains: N of Wrightwood, E of Table Mountain, ca. 0.25 mile SE of Smithsonian Observatory 2195 Comment
  UCR95286  Claytonia rubra subsp. rubra Steve Boyd, Orlando Mistretta 1996-5-1 8751 Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  CAS-BOT-BC91385  Clematis lasiantha Tim Ross; Steve Boyd 1992-7-5 6604 Los Angeles Liebre Mountains. Red Mountain. 1217 Comment
  UC1125910  Clematis lasiantha Jerome S. Horton 1936-6-19 369 Los Angeles road to Bell Canyon Dam; Pomona Quad., Bell Watershed Comment
  UC853906  Clematis lasiantha Marcus E. Jones, A. M. 1882-5-2 3203 Los Angeles Pasadena Comment
  CHSC34391  Clematis ligusticifolia Philip A. Silverstone 1978-8-12 289 Los Angeles Jtn Maguire St. and Escondido St., 0.3 km from jtn Maguire and Latigo Canyon Rd., which is 4.8 km inland from State 1. Along creek bed. Comment
  RSA230688  Clematis ligusticifolia Robert F. Thorne, M. Z. Thorne 1969-7-10 38438 Los Angeles San Gabriel Mts; Angeles National Forest; south of Wrightwood-Big Pines Hwy, c. 1.5 miles W of Wrightwood, Swarthout Valley 1951 Comment
  RSA386247  Clematis ligusticifolia Geo. L. Moxley 1915-9-6 445 Los Angeles Sawpit Canyon near Monrovia. Comment
  RSA595416  Clematis ligusticifolia Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2355 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 6 Comment
  RSA191108  Collinsia heterophylla Robert F. Thorne, M. Z. Thorne 1967-6-25 37107 Los Angeles San Gabriel Mountains; upper Evey Canyon. 823 Comment
  POM99053  Collinsia heterophylla Marcus E. Jones 1926-4-29 s.n. Los Angeles Malibu Hills Comment
  POM21410  Collinsia parryi George B. Grant 1904-5-5 s.n. Los Angeles Arroyo Seco near Pasadena Comment
  SEINET10940283  Comarostaphylis diversifolia var. planifolia Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4815 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Garden, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  UC1302309  Constancea nevinii Robert F. Thorne and P. C. Everett 1964-2-7 33444 Los Angeles above road to St. Catherine's Hotel; Santa Catalina Island, Avalon 7 Comment
  UC625047  Constancea nevinii F. R. Fosberg 1931-7-16 S 5609 Los Angeles Avalon Santa Catalina Island, Avalon 5 Comment
  UC23131  Convolvulus arvensis Dr. A. Davidson 1895-1 Los Angeles Los Angeles Comment
  RSA608376  Convolvulus arvensis L. C. Wheeler 1966-10-25 9063 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  UCR256853  Conyza bonariensis R. G. Swinney 2010-8-16 13562 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  POM4074  Conyza bonariensis D. L. Crawford 548 Los Angeles Claremont. Comment
  UCR150834  Conyza canadensis R. G. Swinney, Dave Larson 1999-5-15 7154 Los Angeles San Gabriel Mtns., Wolfskill Falls in upper Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 610 Comment
  RSA228987  Corallorhiza maculata Robert F. Thorne 1971-8-25 41274 Los Angeles San Gabriel Mountains, Angeles National Forest: Near Lily Springs on NW slope Mt. Hawkins 2500 Comment
  UCR180024  Cordylanthus rigidus R. G. Swinney, Dave Larson 1996-8-7 5227 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, southern third of west half of Brown's Flat 1317 Comment
  UC729484  Cordylanthus rigidus subsp. setiger Carl B. Wolf 1932-8-11 4008 Los Angeles 8 mi below Big Pines Park (on road to Little Rock); No. slope of San Gabriel Mts. 1371 Comment
  UCR220168  Coreopsis bigelovii R. G. Swinney 2009-4-2 10257 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  UCR98227  Coreopsis bigelovii B. G. Pitzer 1996-4-20 2690 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  LA212211  Coreopsis douglasii Louis C. Wheeler; 1933-4-16 1646 Los Angeles SAN GABRIEL MOUNTAINS, Live Oak Canyon 426 Comment
  RSA188169  Coreopsis gigantea R. F. Thorne 1966-4-6 s.n. Los Angeles Santa Catalina Island. Old quarry W of Empire Landing. 91 Comment
  LA205795  Corethrogyne filaginifolia Jonathan Sauer; D. Bradbury, L. Wester 1969-10-19 4649 Los Angeles San Gabriel Mountains, Lower limit of forest above Kentucky Springs 1371 Comment
  SBBG38077  Corethrogyne filaginifolia E. R. Blakley 1961-9-23 4740 Los Angeles beach bluff between Isthmus Harbor and Fisherman's Cove 45 Comment
  UC101087  Corethrogyne filaginifolia H. M. Hall 1905-7-1 6723 Los Angeles near Redondo Comment
  UC1584886  Corethrogyne filaginifolia Tim Ross and Steve Boyd 1991-7-24 5632 Los Angeles nne slope Granite Mountain Pacifico Mountain USGS 7.5' quadrangle 1901 Comment
  RSA596195  Corethrogyne filaginifolia var. peirsonii Lauren Raz, Steve Boyd 1996-10-23 028 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
  RSA0051646  Corethrogyne filaginifolia var. virgata A. Lee Haines 1971-9-27 s.n. Los Angeles Topanga Canyon, Santa Monica Mountains. 259 Comment
  CAS-BOT-BC287255  Cotula australis Geo. B. Grant 1905-4-3 6460 Los Angeles Pasadena Comment
  UCD40874  Cotula australis Larry M. MitIch 1983-12-30 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC427744  Crassula connata Timothy S. Ross 1991-4-28 4760 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 975 Comment
  CATA1555  Crassula connata Mark L. Hoefs, Steven A. Junak, Lisa Stratton 1998-3-21 2812 Los Angeles Santa Catalina Island: Hillside of upper Cape Canyon 451 Comment
  RSA639755  Crassula connata L. C. Wheeler 1969-4-5 s.n. Los Angeles San Gabriel Mountains: Vogel Flat, Big Tujunga Canyon. 556 Comment
  SFV1571  Crassula connata M. L. Vincent 1963-5-7 340 Los Angeles Santa Susana Mountains Santa Susana Pass Road. 0.5 miles east of Ventura County line near top of the pass. 0.5 miles off the main road on a path. 489 Comment
  RSA397732  Crossosoma californicum Reid V. Moran 1941-2-25 611 Los Angeles At Wilson's Harbor [Emerald Bay?], north side of Catalina Island Comment
  UC1302358  Crossosoma californicum Robert F. Thorne and P. C. Everett 1964-2-6 33297 Los Angeles slope above Fourth of July Cove; Santa Catalina Island 30 Comment
  RSA479355  Croton californicus Fay A. MacFadden 1931-3-29 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UC520023  Croton californicus Joseph Andorfer Ewan 1932-5-19 7546 Los Angeles along base of hills near power house; Playa del Rey Comment
  LA204189  Cryptantha circumscissa var. circumscissa Jonathan Sauer; W. Greninger 1973-4-13 5423 Los Angeles Lovejoy Buttes N of Pearblossom Comment
  LA94292  Cryptantha clevelandii W. O. Griesel; 1936-5-3 sn Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  UC219144  Cryptantha clevelandii var. clevelandii Munz and Harwood 1920-3-13 3299 Los Angeles 2 mi w Pomona; San Jose Hills 304 Comment
  RSA617206  Cryptantha decipiens L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UCR129421  Cryptantha intermedia A. C. Sanders, Mark Elvin 2002-6-18 25139 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  UCR177761  Cryptantha intermedia LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1075 Los Angeles Transverse Ranges; Verdugo Mountains region, 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. 556 Comment
  UCR259682  Cryptantha intermedia R. G. Swinney 2010-4-1 12124 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
  UCR270963  Cryptantha intermedia R. G. Swinney, Cody Clarke and Veronica Pallan 2011-4-5 14322 Los Angeles San Gabriel Mountains, Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg. ) NNW of the trailhead 451 Comment
  RSA0016891  Cryptantha intermedia var. johnstonii D. L. Crawford, H. D. Hiatt 1916-3-28 257 Los Angeles Santa Monica Mts, Topanga Canyon. Comment
  RSA0116516  Cryptantha juniperensis Timothy S Ross, Steve Boyd 1994-5-25 7950 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of summit. 1061 Comment
  SBBG19190  Cryptantha maritima M. A. Piehl 1963-12-7 631032 Los Angeles point opposite Pyramid Head on SE tip of island 13 Comment
  RSA499859  Cryptantha micrantha Freda Detmers 1928-4-22 s.n. Los Angeles Los Angeles. Comment
  LA94312  Cryptantha micromeres A. M. Johnson; 1934-5-1 4443 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA708019  Cryptantha microstachys Scott D. White, Jennifer H. Jones 2005-6-23 11145 Los Angeles Acton area. South of Powerline access road (ANF 4N32), between Arrastre Canyon and Moody Canyon. 976 Comment
  LA81966  Cryptantha muricata O. H. Kappler; 1941-3-13 121 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon Comment
  UCR258733  Cryptantha muricata R. G. Swinney 2010-3-16 11922 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
  SJSU11356  Cryptantha muricata H. R. Garrett 1962-4-15 Los Angeles end of Shady Cove Dr, Burbank Comment
  RSA0021705  Cryptantha muricata var. denticulata Duncan S. Bell, Caitlin Elam 2013-6-24 5254 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, between Allison Gulch and Rattlesnake Canyon. 740 Comment
  RSA0079154  Cryptantha muricata var. denticulata T. S. Ross, Orlando Mistretta, Peter Fritsch 1990-6-25 3839 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  UCR281995  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-7 16414 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  RSA0079139  Cryptantha muricata var. denticulata T. S. Ross, Steve D. Boyd 1990-6-4 2794 Los Angeles San Gabriel Mountains: Ridge separating Moody Canyon (on the E) from Mill Canyon and Bootleggers Canyon (on the W). 1036 Comment
  RSA0079270  Cryptantha muricata var. muricata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8571 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N05, 6.2 road miles from jtn with 8N05. 1174 Comment
  RSA0079587  Cryptantha muricata var. muricata C. B. Wolf 1928-4-1 1613 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  RSA0079605  Cryptantha muricata var. muricata John Dittes 2006-5-30 1374 Los Angeles Western Transverse Range, San Gabriel Mtns, Big Tujunga Canyon, 3.7 air miles NE of Verdugo Hills High School, 2.5 air mile SW of Condor Peak, 2.5 air miles SSE of Mt. McKinley. 529 Comment
  RSA0088076  Cryptantha nevadensis var. rigida R. G. Swinney 2010-6-1 13088 Los Angeles San Gabriel Mountains: lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy. 1098 Comment
  SEINET3860019  Cryptantha oxygona R. G. Swinney 2009-4-28 10517 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  UC573070  Cryptantha pterocarya H. L. Mason 1932-4-1 6866 Los Angeles 1 mi e Lancaster; Mojave Desert Comment
  SD46640  Cryptantha pterocarya var. pterocarya P. C. Everett, E. K. Balls 1956-5-9 21567 Los Angeles 6.0 miles south of Lancaster along Highway 6. 760 Comment
  POM78954  Cryptantha simulans I. M. Johnston 1925-7-8 5298 Los Angeles Middle Fork Bear Creek along Lookout Trail. 2011 Comment
  RSA586703  Cryptantha simulans Orlando Mistretta 1995-6-20 1801 A Los Angeles San Gabriel Mountains: Bare Mountain canyon. head of drainage E of Pacifico Mtn. 1966 Comment
  RSA596423  Cryptantha simulans T. S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3365 Los Angeles Big Rock Creek Canyon: ca 120 m NNW of Icy Springs, around a stone building that has been gutted by fire (the Webber Cabin). 1731 Comment
  POM264466  Cuscuta californica J. C. Roos 1937-9-2 644 Los Angeles Manhattan Beach. Comment
  RSA409721  Cuscuta californica M. Bisbee 1917-5-24 s.n. Los Angeles N. Eagle Rock Comment
  RSA409728  Cuscuta ceanothi E. S. Spalding 1923-2-3 s.n. Los Angeles Laurel Canyon Comment
  LA200236  Cuscuta salina var. major Jonathan Sauer; H. N. Sauer, L. Birindelli, D. Birindelli 1968-11-23 4368 b Los Angeles SANTA MONICA MOUNTAINS, Malibu Lagoon and salt marsh Comment
  LA91510  Cuscuta subinclusa Bruce Douglas Clayton; Greg Shaw 1972-5-11 110 Los Angeles Santa Monica Mountains, upper Temescal and Rustic Canyons, Mountain Park Research Campus, On trail on S slope of Castle 551 Comment
  UCR180173  Cuscuta subinclusa R. G. Swinney 1989-8-29 s.n. Los Angeles San Gabriel Mtns, Glendora, Big Dalton Canyon and its tributaries, West Hook Canyon Debris Basin 305 Comment
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Mar 4 2013
  UCR223137  Cuscuta subinclusa R. G. Swinney 2009-7-22 11354 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  JEPS14971  Cycladenia humilis var. venusta I. M. Johnston 1917-7-4 1428 Los Angeles s. slope of Baldy (Hardscramble); San Antonio Mts. 2286 Comment
  UCR25127  Cyclospermum leptophyllum John C. Roos 1951-8-1 5079 Los Angeles Los Angeles, [near Westwood Village] Overland Ave. near Santa Monica Blvd. 61 Comment
  RSA594630  Cylindropuntia echinocarpa Steve Boyd, Lauren Raz 1996-10-14 9064 Los Angeles Liebre Mountains region, Anaverde Valley near the north base of Ritter Ridge, west of Palmdale, along Tierra Subida Road 0.5 miles south of the intersection with Avenue S. 927 Comment
  UCD97936  Cylindropuntia echinocarpa Daryl Koutnik 1978-3-23 127 Los Angeles North of State Hwy. 18 and just west of the Los Angeles/ San Bernardino County line. 960 Comment
  UCR61567  Cynara cardunculus R. G. Swinney 1989-7-12 s.n. Los Angeles San Gabriel Mtns, in & near the city of Glendora; SW boundary of Glendora Wilderness Park at Bluebird Hill 396 Comment
  RSA662680  Cynodon dactylon LeRoy Gross 2001-11-10 452 Los Angeles Verdugo Mountains, north side. Off the 210 freeway east bound LaTuna Canyon Road exit opposite this exit is a road that starts out paved., (Hostetter Mountainway) follow this road that parallels the freeway east till a dirt road forks off on the right (southeast) 457 Comment
  SBBG13799  Cynodon dactylon M. A. Piehl 1962-10-3 62498 Los Angeles main rd above Goat Harbor Comment
  UC472181  Cyperus eragrostis J. Ewan 1931-7-31 4778 Los Angeles Telegraph Rd. near Santa Fe Crossing Comment
  UCD169669  Cyperus erythrorhizos Louis C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. 116 Comment
  RSA365079  Cyperus erythrorhizos D. L. Crawford 1916-6-26 s.n. Los Angeles Laguna Canyon, [Orange Co?] Comment
  CDA29927  Cyperus involucratus 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
  CAS-BOT-BC113962  Cyperus odoratus Ernest Braunton 1902-7-1 578 Los Angeles LA River Comment
  CAS-BOT-BC113963  Cyperus odoratus Cecil Hart 1922-9-2 s.n. Los Angeles Howard & Smith's Nursery, Montibello Comment
  UCR189396  Cystopteris fragilis R. G. Swinney 1998-5-30 6161 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  RSA86196  Cystopteris fragilis F. W. Peirson 1919-5-14 1523 Los Angeles west fork of Eaton Canyon, south base of San Gabriel Mts. 1066 Comment
  SD234946  Cytisus striatus R. E. Jr. Riefner 2006-6-12 06 239 Los Angeles Transverse Range: east of Sunland, Verdugo Mountains, north side of 210 Freeway c. 0.6 mi mest of La Tuna Canyon Rd. intersection. 474 Comment
  RSA634225  Datisca glomerata R. F. Thorne, C. W. Tilforth 1969-6-26 38216 Los Angeles San Gabriel Mountains: Angeles National Forest. Charlton Flats burn (of 1954). 1615 Comment
  UC1375434  Datisca glomerata Robert F. Thorne and C. W. Tilforth 1971-6-29 40713 Los Angeles along Aliso Creek at Tie Canyon where crossed by Angeles Forest Road Aliso Creek; San Gabriel Mountains, Angeles National Forest 1371 Comment
  RSA609586  Datura wrightii Louis C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Whitney Canyon at Santa Clara Divide Road. 915 Comment
  UCD126642  Datura wrightii Kenneth A. Wilson 1961-4-26 1161 Los Angeles Soledad Canyon, small burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. Comment
  SD234268  Daucus pusillus A. C. Sanders, M. A. Elvin, et al. 2003-5-1 26282 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 395 Comment
  SEINET12118158  Daucus pusillus F. R. Fosberg 1932-1 8140 Los Angeles Coach Rd above Hamilton C. Santa Catalina 4 210 Comment
  CAS-BOT-BC130935  Deinandra clementina Grant 1902-8-6 5023 Los Angeles Avalon Comment
  CATA279  Deinandra clementina Mark L. Hoefs 1973-5-21 292 Los Angeles Santa Catalina Island: By road on point past Pebbly Beach Canyon, by old dump 30 Comment
  SBBG61011  Deinandra kelloggii M. N. Ackley -May-1926 241 Los Angeles Eagle Rock 213 Comment
  RSA590660  Delphinium parishii subsp. parishii Tim S. Ross, S. D. Boyd 1990-5-31 2738 Los Angeles Ridge descending northward from Mt. Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA68782  Delphinium parishii subsp. parishii F. W. Peirson 1929-7-1 8441 Los Angeles Mt. Pacifico: upper part of trail, San Gabriel Mountains. 1982 Comment
  SD178256  Delphinium parryi A. C. Sanders 2003-4-29 26183 Los Angeles Western San Gariel Mountains: Castaic Mesa, Newhall Ranch, north of Charlie Canyon and east Lake Hughes Road. 395 Comment
  UC854185  Delphinium parryi Alice Eastwood Jun 19 1906-Jun 30 1906 20 Los Angeles Garvanza Zaca Lake Forest Reserve Comment
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Jan 11 2015
  SDSU10048  Delphinium parryi D. F. Howe 1947-5-3 1548 Los Angeles Mint Canyon, Mojave Desert. Comment
  SBBG122107  Delphinium parryi subsp. parryi A. Parikh, N. Gale 2003-5-24 736 Los Angeles Plum Cyn, 1.3 km SSW of Cruzan Mesa, 2.1 km W of Sierra Hwy 622 Comment
  SBBG17318  Delphinium parryi subsp. parryi K. A. Wilson 1962-5-26 1291 Los Angeles Aliso Cyn Rd, ca. 2 mi S of Acton Comment
  SD212710  Delphinium parryi subsp. parryi Anuja Parikh, Nathan Gale 2005-4-29 2109 Los Angeles Newhall Ranch, River Park area East of I-5, North of Santa Clara River and West of Bouquet Canyon 351 Comment
  CAS-BOT-BC116395  Delphinium patens subsp. hepaticoideum LeRoy Abrams 1901-4-13 1507 Los Angeles Wilson's Trail 548 Comment
  RSA643154  Delphinium patens subsp. hepaticoideum Orlando Mistretta 1995-3-30 s.n. Los Angeles San Gabriel Mountains: Winter Creek Trail. Comment
  CAS-BOT-BC82909  Dendromecon rigida Henry J. Thompson 1959-3-27 1897 Los Angeles Santa Monica Mountains. Saddle Peak. 0.5 mile northeast of peak. 609 Comment
  HSC16741  Dendromecon rigida C. S. Apperson 1967-6-28 Los Angeles 4 mi. up Sierra Pelona Rd. off of Bouquet Cyn. Rd. Comment
  RSA648683  Dendromecon rigida Yvonne Rasmussen, Deborah Rasmussen 1984-5-5 32 Los Angeles 5.2 miles past [the] Pasadena on rocky cliff on left side of road as one is going up into mountains, no pull off. Comment
  RSA66285  Dendromecon rigida F. W. Peirson 1919-5-10 408 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains. 915 Comment
  UC54696  Dendromecon rigida L. A. Greata May, 1903 314 -316 Los Angeles Arroyo Seco Comment
  RSA433699  Dendromecon rigida subsp. rigida I. M. Johnston 1913-5-14 13778 Los Angeles wash west of Upland Comment
  POM220637  Descurainia obtusa subsp. adenophora L. C. Wheeler 1932-8-2 1110 Los Angeles Crystal Lake, N fork San Gabriel River 1677 Comment
  UCR191265  Descurainia pinnata R. G. Swinney 1998-7-2 6204 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  SBBG41177  Descurainia pinnata J. P. Broughton 1971-3-24 Los Angeles ca. 1 mi S of Mulholland Hwy, on Malibu Cyn Rd Comment
  UC120102  Dicentra ochroleuca unknown 1892-3 Los Angeles Santa Monica Ranch Comment
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Dec 24 2007
  RSA0097775  Dichelostemma capitatum R. G. Swinney 2011-4-26 14502 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir 378 Comment
  CAS-BOT-BC499439  Dichelostemma capitatum Reid Moran 1941-3-11 699 Los Angeles Ridge north of Middle Ranch, Santa Catalina Island Comment
  CAS-BOT-BC499446  Dichelostemma capitatum M. B. Dunkle 1940-3-18 7419 Los Angeles Hillside, west end of Santa Barbara Island, Comment
  LA26157  Dichelostemma capitatum subsp. capitatum Judith Webb; 1955-4-2 sn Los Angeles 243 Comment
  RSA376841  Dichelostemma capitatum subsp. capitatum Dorothy Davis 1923-4-29 s.n. Los Angeles La Canada. Comment
  POM19014  Dichelostemma capitatum subsp. capitatum Philip A. Munz 1923-4-9 6662 Los Angeles San Clemente Island, east coast. Comment
  RSA251453  Dichelostemma capitatum subsp. capitatum Robert F. Thorne 1966-4-16 36054 Los Angeles San Clemente Island, c. 1/2 mile SSE of Eel Point, SW side of island 2 Comment
  RSA376848  Dichelostemma capitatum subsp. capitatum T. A. Burch, B. E. B. 1943-7-4 s.n. Los Angeles Redondo Beach Comment
  RSA652068  Dichelostemma capitatum subsp. capitatum A. G. Bower Jr. 1948-5-23 sn Los Angeles Collected on the East Fork of the San Gabriel River at Bonita Flats. 457 Comment
  UCR155910  Dichelostemma pulchellum A. C. Sanders, Helen Kennedy 2005-4-13 29454 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  POM17606  Dieteria canescens var. canescens P. A. Munz 1923-8-30 7664 Los Angeles San Gabriel Mountains, Swartout Valley. North of Big Pines. 2226 Comment
  UCR101244  Digitaria ischaemum L. C. Wheeler 1966-10-27 9093 Los Angeles San Gabriel Mtns, Angeles National Forest; Rincon Ranger Station [Camp Rincon] 473 Comment
  UCD64115  Digitaria sanguinalis Beecher Crampton 1965-10-27 7588 Los Angeles Ca. 2.6 miles SW of Saugus U.S. Hwy. 99. Comment
  SBBG17311  Diplacus longiflorus K. A. Wilson 1961-3-1 881 Los Angeles Mulholland Hwy about 1 mi W of Las Virgenes Hwy Comment
  RSA749655  Distichlis spicata R. G. Swinney 2005-8-5 8363 Los Angeles Caldwell Lake at Mile High, 0.4 mi. west of jct. of 204th St. East and Big Pines Hwy 1561 Comment
  SD251608  Distichlis spicata M. B. Dunkle 1939-4-7 7331 Los Angeles San Clemente Island, Pyramid Cove, on sand flat by lagoon Comment
  SEINET10558198  Distichlis spicata var. stolonifera LeRoy R. Abrams Abrams 1440 Los Angeles Los Angeles. Comment
  CAS-BOT-BC412627  Dodecahema leptoceras Alice Eastwood 1906-5-27 258 Los Angeles Country adjacent to Los Angeles. Roscoe Comment
  UCD118805  Dodecatheon clevelandii Kenneth A. Wilson 1961-3-12 1016 Los Angeles Santa Monica Mtns. Decker Road, junction of western portion of Mulholland Hwy. 457 Comment
  POM157978  Dodecatheon clevelandii subsp. insulare M. B. Dunkle 1928-3-17 1751 Los Angeles Santa Catalina Island. Isthmus. 91 Comment
  RSA0068076  Dodecatheon redolens R. G. Swinney 2010-10-13 14026 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA229128  Draba corrugata R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38867 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  RSA642030  Draba corrugata var. corrugata Orlando Mistretta 1993-6-24 887 Los Angeles San Gabriel Mountains: Devils Backbone Ridge. 2453 Comment
  POM175431  Drymocallis cuneifolia var. ewanii Joseph A. Ewan 1930-6-24 2674 Los Angeles N slope Mt Islip, San Gabriel Mountains 2287 Comment
  RSA656480  Drymocallis glandulosa var. wrangelliana Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 725 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 518 Comment
  CATA820  Dryopteris arguta Mark L. Hoefs 1991-6-17 1397 Los Angeles Santa Catalina Island: Near middle of Bulrush Canyon 368 Comment
  LA1776  Dryopteris arguta M. E. Jones; 1928-5-3 sn Los Angeles SANTA MONICA MOUNTAINS, Santa Monica. Comment
  UCR146526  Dryopteris arguta Scott D. White 2004-7-28 10652 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  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
  RSA679295B  Dudleya cymosa subsp. pumila Mark Elvin, Anne Marie Ruff 1996-8-1 295 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road (gate). South side of road on curve. Comment
  SD111582  Dudleya cymosa subsp. pumila Wayne P. Armstrong 1982-6-28 Los Angeles Highway 2, Angeles Crest Highway, 1.0 mile east of Vincent Gap. 2135 Comment
  SD70387  Dudleya densiflora Frank W. Peirson 1919-7-1 517 Los Angeles Fish Canyon 274 Comment
  UC205021  Dudleya densiflora Williams 1917-1 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC428402  Dudleya lanceolata Marcus E. Jones 1926-5-21 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC428403  Dudleya lanceolata L. R. Abrams 1901-6-1 1864 Los Angeles Ballona Harbor Comment
  CAS-BOT-BC428412  Dudleya lanceolata Alice Eastwood 1919-5-29 9008 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC428413  Dudleya lanceolata H. E. Hasse 1905-7-18 s.n. Los Angeles North of San Pedro Comment
  RSA486369  Dudleya multicaulis L. T. Street 1915-5-15 2794 Los Angeles Puddingstone Canyon Comment
  RSA600980  Dudleya pulverulenta L. C. Wheeler 1967-6-26 9876 Los Angeles San Gabriel Mountains : Elsmere Canyon, near mouth. 434 Comment
  SD114484  Dudleya virens Darley F. Howe 1953-5-2 2292 Los Angeles Santa Catalina Island; steep cliff on south side of Wain Canyon near mouth. Comment
  CAS-BOT-BC109735  Dudleya virens subsp. hassei C. B. Wolf 1932-5-14 3628 Los Angeles Facing Pebbly Beach Santa Catalina Island. Comment
  UCR258959  Dysphania botrys R. G. Swinney 2010-9-13 13816 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  CHSC3692  Dysphania multifida M. MacArthur 1966-5-12 16 Los Angeles San Rafael Hills- Glendale College. 213 Comment
  SFV12544  Eclipta prostrata M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 857 Los Angeles San Fernando Valley Big Tujunga Wash,, on mud flats just behind Hansen Dam. 305 Comment
  SEINET5585517  Egeria densa J. L. Johnson, Mike Kepper 1977-1 20563 Los Angeles San Marino. Huntington Garden. Comment
  UCR117115  Ehrharta erecta A. C. Sanders, D. Malueg 2001-5-17 24345 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
  UCSB421  Ehrharta erecta Haller, John 1950-5-9 Los Angeles UCLA Botanical Garden Comment
  RSA0125361  Eleocharis montevidensis Steve Boyd, Michael Wall 1996-5-16 8788 Los Angeles Liebre Mountains, Ruby Canyon upstream from confluence with Elizabeth Lake Canyon at northwest end of Red Mountain, along Ruby Canyon Road ca. 0.9 mi E of jtn with Lake Hughes Road. 622 Comment
  RSA602979  Eleocharis quinqueflora L. C. Wheeler 1967-7-15 10022 Los Angeles San Gabriel Mountains: Angeles National Forest: SW side Mt. Waterman. 2134 Comment
  RSA729584  Eleocharis rostellata R. G. Swinney 1999-7-5 7496 Los Angeles San Gabriel Mtns.:head of Cedar Canyon, meadow on north side of Big Pines Hwy, 0.5 mi. west of junction of Hwy 2. 2037 Comment
  POM266898  Eleusine indica J. C. Roos 1942-10-1 1735 Los Angeles Los Angeles. Comment
  UCR260329  Elymus condensatus R. G. Swinney 2010-5-4 12554 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  CAS-BOT-BC227504  Elymus elymoides Victor Duran 1933-7-9 3506 Los Angeles Horse Flats, San Gabriel Mts. 1676 Comment
  RSA229121  Elymus elymoides subsp. californicus R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38906 Los Angeles San Gabriel Mountains, Angeles National Forest: Canyon above Angeles Crest Hwy. ca. 1 mile W of Vincent Gap, at one of headwaters of E fork Big Rock Creek N-face Mt. Baden-Powell. 2332 Comment
  CAS-BOT-BC207178  Elymus elymoides subsp. elymoides Timothy S. Ross; Steve Boyd 1994-5-24 7856 Los Angeles Northeast summit of Grass Mountain, north slopes draining toward Elizabeth Lake, south slopes toward Green Valley. 1389 Comment
  RSA585435  Elymus elymoides subsp. elymoides Timothy S. Ross, Steve Boyd 1990-5-31 2729 Los Angeles Ridge descending northward from Mt Gleason, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  RSA586030  Elymus glaucus subsp. glaucus Orlando Mistretta 1995-7-12 1923 Los Angeles San Gabriel Mountains: Little Rock Creek Confluence on Little Rock Creek and South Fork fo Little Rock Creek. 1220 Comment
  UCD62338  Elymus glaucus subsp. glaucus Beecher Crampton 1964-6-20 7015 Los Angeles Ca. 18 miles n.e. Glendora, San Dimas Experimental Forest, Tanbark Headquarters, San Gabriel Mtns. 1219 Comment
  RSA597030  Elymus glaucus subsp. jepsonii Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3844 Los Angeles San Gabriel Mountains. Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip). 1884 Comment
  RSA747179  Elymus glaucus subsp. jepsonii Orlando Mistretta 1992-6-26 618 Los Angeles Transverse Ranges; San Gabriel Mtns region; Glendora Saddle to Lookout Mountain 1829 Comment
  RSA0062696  Elymus trachycaulus R. G. Swinney 2010-10-13 14020 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  SD69726  Elymus triticoides Robert F. Thorne 1966-4-29 36269 Los Angeles Santa Catalina Island: along stream in Middle Ranch Canyon along road to Ben Weston Beach 60 Comment
  RSA126731  Emmenanthe penduliflora Peter H. Raven, H. J. Thompson 1959-5-5 14151 Los Angeles 4.1 miles northwest of Tapia Park on road to Malibu Lake. 600 Comment
  RSA746955  Emmenanthe penduliflora R. G. Swinney 2008-5-2 8728 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCR223032  Emmenanthe penduliflora R. G. Swinney 2009-5-6 10669 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  RSA652211  Emmenanthe penduliflora R. Evans 1951-5-13 s.n. Los Angeles Arid region, 10 miles west of fire station on Mulholland Dr. Santa Monica Mts. Comment
  SBBG119346  Emmenanthe penduliflora var. penduliflora V. Soza with L. Gross 2001-5-14 1213 Los Angeles above Santa Anita Cyn, ca. 0.7 mi WNW of the Santa Anita Dam 762 Comment
  CAS-BOT-BC131199  Encelia californica Alice Eastwood 1918-6-10 s.n. Los Angeles The Isthmus, Santa Catalina Island Comment
  POM356643  Encelia californica M. B. Dunkle 1939-4-5 7280 Los Angeles Pyramid Cove, San Clemente Island. Comment
  SEINET269166  Encelia californica Scott D. White 1995-3-15 2557 Los Angeles Upsope from Winter Cyn. near Pepperdine Univ. north of Pacific Coast Hwy. E of Malibu Canyon Rd. SW of Malibu Civic 91 Comment
  UC88735  Encelia californica T. S. Brandegee 1892-8-24 Los Angeles San Clemente Island Comment
  CHSC14157  Enemion occidentale L. M. Mayer; I. J. Mayer 1974-4-10 159 Los Angeles 1 mi e of Bouquet Canyon Rd. on Sierra Pelona Rd. up 50 yds. along streambed. Comment
  LA206168  Epilobium canum Louis C. Wheeler; 1931-11-11 342 Los Angeles Santa Monica Mountains, near Girard [Woodland Hills] 274 Comment
  UCR179276  Epilobium canum R. G. Swinney 1989-9-10 s.n. Los Angeles San Gabriel Mtns., Glendora, 0.5 mi. north of Sierra Madre Ave. on Garcia Trail Comment
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Oct 17 2018
  RSA588395  Epilobium canum subsp. canum E. A. Purer 1932-8-31 s.n. Los Angeles Palos Verdes Hills. Comment
  UC206230  Epilobium canum subsp. canum Katharine Brandegee May 1916 Los Angeles Santa Catalina Island Comment
  UC1971461  Epilobium canum subsp. canum Louis C. Wheeler 1946-8-27 6251 Los Angeles SAN GABRIEL MOUNTAINS: Aliso Canyon, Angeles Forest Highway. Comment
  RSA191182  Epilobium canum subsp. latifolium Robert F. Thorne, M. Z. Thorne 1967-7-19 37170 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area. 1982 Comment
  RSA547476  Epilobium ciliatum subsp. ciliatum Tim S. Ross, Orlando Mistretta 1992-7-24 6772 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA702437  Epilobium ciliatum subsp. ciliatum Scott D. White 2004-7-28 10659 Los Angeles San Gabriel Mountains: Clear Creek area. In and around The Pines picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  SEINET9082126 Image available Epilobium glaberrimum subsp. glaberrimum Robert F. Thorne, J. Dourley 1967-1 37284 Los Angeles Mt. Baden-Powell: Lamel Spring 2377 Comment
  RSA600429  Epilobium paniculatum Louis C. Wheeler 1932-9-14 1383 Los Angeles Santa Monica Mountains: Sepulveda Canyon. 183 Comment
  SD197617  Epipactis helleborine A. C. Sanders, T. B. Salvato 2009-5-19 36838 Los Angeles San Gabriel Valley; Montebello Hills. 110 Comment
  CHSC95538  Equisetum hyemale subsp. affine LeRoy Gross; Wayne Law 2000-8-8 245 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  RSA608231  Equisetum hyemale var. affine L. C. Wheeler 1946-9-2 6336 Los Angeles San Gabriel Mountains: West Fork San Gabriel River. 518 Comment
  JEPS60136  Equisetum laevigatum F. R. Fosberg and J. Ewan 1931-8-13 4941 Los Angeles above Crystal Lake (Big Cienega) 1981 Comment
  UCSB8207  Equisetum laevigatum Haller, Norman 1953-4-18 Los Angeles Hwy. 99, 12 mi S of Gorman. 914 Comment
  LA94035  Equisetum telmateia subsp. braunii Lawrence L. Kiefer; 1966-3-20 1754 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon, ca 1 mi from mouth of canyon. 91 Comment
  RSA568563  Eragrostis Geo. L. Moxley 1919-3-29 683 Los Angeles 39th Street near Compton Ave Comment
  UCR205635  Eragrostis A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36994 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  CAS-BOT-BC213596  Eragrostis mexicana subsp. mexicana G. B. Grant 1902-10-26 s.n. Los Angeles Los Angeles Comment
  SEINET239013 Image available Eragrostis orcuttiana Beecher Crampton 1965-10-27 7589 Los Angeles Ca. 2.6 miles southwest of Saugus US Hwy 99 Comment
  LA34230  Eremocarpus setiger Peter H. Raven; Henry J. Thompson 1959-9-18 14427 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  RSA421543  Eremocarpus setiger F. R. Fosberg 1930-6-26 53037 Los Angeles Lower Ballona Creek. 6 Comment
  CAS-BOT-BC174384  Eremogone macradenia var. arcuifolia Steve Boyd; Timothy S. Ross; Laura Moore; Valerie Soza 1997-7-8 10010 Los Angeles Liebre Mountains Region: Western summit of Liebre Mountain, a distinctive, rounded knoll south of head of Cold Canyon 1706 Comment
  SEINET13387120 Image available Eriastrum densifolium R. G. Swinney 2011-1 15416 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  SEINET9352304  Eriastrum densifolium Unknown 1968-7-6 Los Angeles Rdside at Vincent jct of Hwy14 and N3, S of Palmdale. Southern Appalachian Botanical Club, 9th Dist of N American Plants Comment
  RSA0107952  Eriastrum densifolium subsp. austromontanum Valerie L. Soza, LeRoy Gross, Jean Kuo 1999-7-6 608 Los Angeles San Gabriel Mountains: South Fork Campground, South Fork Big Rock Creek. 1402 Comment
  UCR56321  Eriastrum densifolium subsp. densifolium S. J. Myers, Ed LaRue 1989-3-17 s.n. Los Angeles West Mojave Desert, Palmdale area, Elizabeth Lake Road to California Aqueduct. San Andreas Rift Zone bisects the site 884 Comment
  UCR84579  Eriastrum densifolium subsp. densifolium T. S. Ross 1992-7-17 6720 Los Angeles San Gabriel Mtns., Summit of Condor Peak. 1660 Comment
  RSA0107958  Eriastrum densifolium subsp. elongatum Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  JEPS7993  Eriastrum filifolium L. R. Heckard 1953-5-2 371 Los Angeles On point near ocean just s Camp Orizaba (Pasadena YMCA Camp), Santa Catalina Island. Comment
  SBBG17122  Eriastrum sapphirinum K. A. Wilson 1961-4-26 1157 Los Angeles Soledad Cyn; small cyn adjacent to Bee Cyn, N of River's End Ranch Comment
  UC1123877  Eriastrum sapphirinum H. S. Yates 1936-8-28 6368 Los Angeles 2 mi se Big Pine Park; San Antonio Quadrangle Comment
  RSA0121275  Eriastrum sapphirinum subsp. dasyanthum D. E. Bramlet 1976-5-27 53 a Los Angeles California State Polytechnic University campus. Found east of upper parking lot (behind the health center). 274 Comment
  UCSB6730  Ericameria arborescens Gill, Robert 1959-10-4 Los Angeles San Antonio Canyon; San Gabriel Mt. Range; 1036 Comment
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Jan 20 2015
  RSA0086996  Ericameria cooperi R. G. Swinney 2010-6-1 13075 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1067 Comment
  RSA0063029  Ericameria cooperi var. cooperi LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 7011 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
  RSA773981  Ericameria cuneata R. G. Swinney 2009-7-22 11320 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  JEPS26434  Ericameria linearifolia Peter H. Raven and Henry J. Thompson 1960-4-24 15126 Los Angeles Cornell Corners Santa Monica Mountains, Cornell Corners 213 Comment
  JEPS31285  Ericameria linearifolia I. W. Clokey and B. C. Templeton 1930-4-8 4717 Los Angeles San Francisquito Canyon 700 Comment
  UC912314  Ericameria linearifolia Herbert L. Mason 1926-4-26 2968 Los Angeles summit of 1st grade, Mint Canyon Road 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
  UC203112  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-27 10583 Los Angeles 6 mi w Lancaster Comment
  SEINET5708377 Image available Ericameria nauseosa var. speciosa Lowell E. Urbatsch, Dennis Clark; Matt Betkouski 1973-1 1446 Los Angeles Rancho Santa Ana Botanic Gardens; Rancho Santa Ana Botanic Garden Comment
  SBBG8356  Ericameria palmeri var. pachylepis R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UCR143332  Ericameria parishii Anstruther Davidson 1916-1 3146 Los Angeles San Gabriel Mtns, La Crescenta [between Verdugo Mtns and San Gabriel Mtns] 610 Comment
  RSA90889  Ericameria parishii var. parishii Raymond J. Dobbs 1924-8-25 5401 Los Angeles Slope above Switzers Camp, north of Pasadena, San Gabriel Mts. 1067 Comment
  JEPS22856  Ericameria pinifolia A. D. Gifford 1935-1-24 419 Los Angeles 4.2 mi sw Red Mountain; Tejon Quad., Charlie Canyon 487 Comment
  UCR125929  Ericameria pinifolia A. C. Sanders, Mark Elvin 2002-6-19 25183 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  RSA141590  Ericameria pinifolia E. K. Balls 1960-10-27 24315 Los Angeles Volunteer in Rancho Santa Ana Botanic Garden, Claremont. 396 Comment
  UCR259234  Erigeron canadensis R. G. Swinney 2010-9-9 13735 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UCR182699  Erigeron divergens R. G. Swinney 1997-8-6 5781 Los Angeles San Gabriel Mtns, along Big Pines Hwy, c. 0.5 mi. west of Hwy 2 junction, east of Jackson Lake 2024 Comment
  RSA747262  Erigeron foliosus R. G. Swinney 2005-8-22 8510 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, lower Holcomb Canyon 1280 Comment
  UCR202713  Erigeron foliosus R. G. Swinney 2001-8-18 8063 Los Angeles San Gabriel Mtns., Ross Mtn., 2.5 miles south of Mt. Baden Powell on the same ridge 2257 Comment
  CAS-BOT-BC296187  Erigeron foliosus var. foliosus Alice Eastwood 1928-6-15 15401 Los Angeles Claremont Comment
  CATA3110  Erigeron foliosus var. foliosus Julie L. King 2016-5-19 2 Los Angeles Santa Catalina Island: Upper Cottonwood Canyon, ca. 0.75 miles down Airport Dam Road, in drainage to north of road 358 Comment
  POM357478  Erigeron foliosus var. foliosus F. R. Fosberg 1931-8-12 S 5651 Los Angeles Mt. Islip, near summit. 2440 Comment
  UCR281721  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-23 s.n. Los Angeles Palos Verdes Peninsula, Malaga Canyon, along Malaga Canyon Trail 180 Comment
  RSA0038417  Erigeron foliosus var. stenophyllus Lee Haines 1935-7-5 s.n. Los Angeles Little Dalton, San Gabriel Mts. Comment
  CHSC3729  Eriodictyon Sue Boergadine 1966-5-26 Los Angeles Switzer's Camp. 762 Comment
  CHSC683  Eriodictyon crassifolium 1940-3-10 Los Angeles Temescal Canyon, Ridge Route 914 Comment
  SBBG116300  Eriodictyon crassifolium var. nigrescens R. Burgess, P. Munro 2002-5-6 5133 Los Angeles Hungry Valley Rd, in the vicinity of county line, Hungry Valley 914 Comment
  UCR258908  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-4-23 12337 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  UCR269962  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-7 12570 Los Angeles San Gabriel Mountains, Lake View Terrace, ridge to the immediate west of Oliver Canyon, 0.8 air mile N of I-210 Fwy. 494 Comment
  UCR277045  Eriodictyon crassifolium var. nigrescens R. G. Swinney 2010-5-25 12928 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  CAS-BOT-BC188945  Eriodictyon parryi G. I. Stage 1963-7-7 63 -40 Los Angeles Tanbark Flat, San Gabriel Mountains Comment
  CAS-BOT-BC188967  Eriodictyon parryi Tim Ross; Steve Boyd 1992-7-5 6610 Los Angeles Warm Springs Mountain, Red Mountain, Liebre Mountains 1217 Comment
  UCD119328  Eriodictyon parryi T. C. Fuller 1980-6-12 20278 Los Angeles Angeles Crest Hwy, Hwy 2, 8.5 km. east of the road to Mt. Wilson, San Gabriel Mts. 1525 Comment
  CATA538  Eriodictyon traskiae Sara L. Crockett 1997-5-1 698 Los Angeles Santa Catalina Island: 0.2 mile W of jct. of White's Landing Road with Airport Road, SW side of road 463 Comment
  UCD119321  Eriodictyon trichocalyx Gordon Pilone 1961-5-7 165 Los Angeles South of Santa Ana Botanic Gardens in Claremont. San Gabriel Mt. Range. 390 Comment
  CHSC26417  Eriodictyon trichocalyx var. trichocalyx Koko Williams 1967-5-20 99 Los Angeles Ca. 15 miles NE of Azusa at end of East Fork Rd. along East Fork of San Gabriel River in San Gabriel Mtns. 1219 Comment
  RSA175391  Eriodictyon trichocalyx var. trichocalyx Helen E. Sweet 1930-7-12 s.n. Los Angeles Above Pine Flats. Comment
  UCR223746  Eriogonum R. G. Swinney 2009-6-17 11167 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA595793  Eriogonum angulosum Steve Boyd, Lauren Raz 1996-10-8 9025 Los Angeles Liebre Mountains region, hills at eastern edge of Mint Canyon, along Davenport Road, ca. 0.45 miles east of junction with Sierra Highway. 622 Comment
  UCR54652  Eriogonum angulosum S. J. Myers 1988-9-30 s.n. Los Angeles Western Mojave Desert, Palmdale area, north of Elizabeth Lake Road, near the intersection with 25th St. West 841 Comment
  RSA203443  Eriogonum baileyi var. baileyi E. C. Twisselmann 1955-8-10 2331 Los Angeles Upper Castaic Valley. 1227 Comment
  POM78651  Eriogonum cinereum Albert J. Perkins 1918-10-28 s.n. Los Angeles Santa Monica Canon. Comment
  UCR127649  Eriogonum cithariforme var. agninum A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25579 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  CAS-BOT-BC256297  Eriogonum covilleanum Timothy S. Ross; Steve Boyd 1994-9-21 8282 Los Angeles Vicinity of West Summit, construed as knoll ca 85 m S of intersection of sections 3,4,9,10, Liebre Mountains 1708 Comment
  CAS-BOT-BC242753  Eriogonum davidsonii James L. Reveal; Barbara J. Ertter 1976-6-28 4556 Los Angeles San Gabriel Mountains, Angeles Forest Highway (California Highway N-3), in Aliso Canyon near the junction of Tie Creek, 1.2 mile north of Mill Creek Summit 1371 Comment
  RSA659866  Eriogonum davidsonii Orlando Mistretta 1992-8-20 758 Los Angeles Transverse Ranges; San Gabriel Mtns Region: Mt Gleason. Tujunga Ranger District. Comment
  CAS-BOT-BC242752  Eriogonum davidsonii James L. Reveal; C. Rose Broome 1987-6-26 6579 Los Angeles San Gabriel Mountains, along the Angeles Crest Highway (California Highway 2) at Blue Ridge Summit, 2 miles west of Big Pines 2247 Comment
  JEPS56691  Eriogonum davidsonii Joseph Ewan 1932-7-1 7587 Los Angeles 2 mi n Altadena (Upper Millard Canyon); Millard Canyon 1127 Comment
  RSA0004980  Eriogonum davidsonii Anstruther Davidson 1892-8-20 s.n. Los Angeles Mt. Wilson Comment
  RSA0126997  Eriogonum davidsonii Louis C. Wheeler 1967-7-15 10036 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  UCR239041  Eriogonum deflexum var. baratum Anuja Parikh, Nathan Gale 2010-6-2 3246 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 4.0 km west of State Hwy 14, 2.2 km southwest of California Aqueduct 1143 Comment
  RSA273135  Eriogonum elongatum var. elongatum Glenn A. Gorelick 1978-7-4 s.n. Los Angeles San Gabriel Mountains: Santa Anita Canyon, Chantry Flat Station 1220 Comment
  POM199717  Eriogonum fasciculatum Bonnie C. Templeton 1929-06 4578 Los Angeles Mandeville Canyon, Santa Monica Mountains 250 Comment
  RSA393515  Eriogonum fasciculatum John P. Hill 1929-3-10 s.n. Los Angeles Hollywood Hills. Comment
  RSA0055095  Eriogonum fasciculatum James R. Shevock 1970-3-8 27 Los Angeles Foothills of San Gabriel Mts. 487 Comment
  POM156527  Eriogonum fasciculatum var. foliolosum L. R. Abrams 1902-7-3 2643 Los Angeles San Gabriel Mountains Comment
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Dec 23 2014
  RSA226100  Eriogonum fasciculatum var. foliolosum Robert F. Thorne, C. W. Tilforth 1971-6-17 39904 Los Angeles N slope of San Gabriel Mountains: near junction of Bee Canyon with Santa Clara River valley, 1.3 mi. E of junction of Antelope Valley Freeway with Soledad Canyon Road along latter. 549 Comment
  RSA393419  Eriogonum fasciculatum var. foliolosum L. E. Hoffman 1931-11-5 s.n. Los Angeles Millard's Canyon, Angeles National Forest, San Gabriel Mountains. Comment
  RSA393445  Eriogonum fasciculatum var. foliolosum G. R. Johnstone 1930-6-22 s.n. Los Angeles Near Ravenna; Soledad Canyon. Comment
  SEINET3159963  Eriogonum giganteum var. giganteum G. B. Grant 1906-9-1 443 Los Angeles at Santa Catalina Island, off southern California Comment
  UC412777  Eriogonum gracile Geo. B. Grant 1904-9-15 450 -6422 Los Angeles Pasadena Comment
  POM18224  Eriogonum gracile var. gracile P. A. Munz 1923-10-7 7787 Los Angeles Newhall. Comment
  POM187775  Eriogonum gracile var. gracile Thos. Craig 1933-10-9 2006 Los Angeles Soledad Canyon, about 8 miles west of Ravenna. 610 Comment
  RSA578118  Eriogonum gracile var. gracile Tim S. Ross, S. D. Boyd 1994-9-20 8235 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  SBBG121836  Eriogonum gracile var. gracile A. Parikh, N. Gale 2005-6-18 788 Los Angeles Portal Ridge, 0.9 km NW of intersection of N2/Johnson Rd, 1.1 km SE of intersection of N2/Munz Ranch Rd 1015 Comment
  UCR239048  Eriogonum gracile var. gracile Anuja Parikh, Nathan Gale 2010-6-4 3257 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 2.9 km west of State Hwy 14, 1.2 km south of Avenue S 995 Comment
  UCD100375  Eriogonum mohavense Victor Duran 1933-5-23 3416 Los Angeles near Lancaster. Comment
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Jun 28 2016
  JEPS97059  Eriogonum nudum Ralph Hoffmann 1928-11-11 Los Angeles Little Rock Dam Comment
  RSA782514  Eriogonum nudum Anna Kostikova, Glenn Litsios, Sarah Burgy 2010-6-16 7 Los Angeles road 7N23 turn from road 7N08 Comment
  CAS-BOT-BC269772  Eriogonum nudum var. pauciflorum John Thomas Howell 1947-7-18 23410 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  RSA233265  Eriogonum nudum var. pauciflorum Robert F. Thorne 1969-7-2 38305 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  RSA393612  Eriogonum nudum var. pauciflorum F. R. Fosberg, Joseph A. Ewan 1931-8-12 S- 5462 Los Angeles Buckhorn Trail, Islip-Williamson divide, between Bear Creek and Big Rock Creek, San Gabriel Mountains. 2000 Comment
  RSA766129  Eriogonum nudum var. pauciflorum Joseph A. Ewan 1936-7-29 9856 Los Angeles Sw. slope of Table Mt. San Gabriel Mts. 2134 Comment
  CAS-BOT-BC269773  Eriogonum nudum var. pauciflorum James L. Reveal; Barbara J. Ertter 1976-6-28 4557 Los Angeles San Gabriel Mountains, along the road from Mill Creek Summit to Mt. Gleason, 1.1 mile northwest of Mill Creek Summit 1615 Comment
  LA30859  Eriogonum parvifolium Peter H. Raven; Jane Turner, Barbara Whitesel 1959-3-15 Los Angeles Point Dume Comment
  RSA393060  Eriogonum parvifolium var. parvifolium Wm. Martin 1971-8-11 s.n. Los Angeles Point Dume. 15 Comment
  RSA0073265  Eriogonum pusillum Orlando Mistretta, Christine Mistretta 2005-4-21 2070 Los Angeles Transverse Ranges; San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  UCR193530  Eriogonum pusillum R. G. Swinney 1999-6-18 7295 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  SBBG95289  Eriogonum saxatile D. Keil, V. L. Holland 1987-5-1 20047 Los Angeles Littlerock Reservoir Comment
  RSA424975  Eriogonum thurberi G. R. Johnstone 1926-4-15 s.n. Los Angeles San Francisquito Canyon. Comment
  RSA639720  Eriogonum umbellatum var. minus Louis C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mountains: West side Pallett Mountain. 2348 Comment
  SEINET3826236 Image available Eriogonum wrightii var. trachygonum Victor Duran 1933-7-28 3540 Los Angeles San Gabriel Mts., Buckhorn 1981 Comment
  CAS-BOT-BC297924  Eriophyllum confertiflorum LeRoy Abrams 1902-6-30 2601 Los Angeles Near the summit of Mt Wilson Comment
  CAS-BOT-BC297970  Eriophyllum confertiflorum Alice Eastwood 1906-5-27 s.n. Los Angeles Laurel Canyon Comment
  SJSU13639  Eriophyllum confertiflorum C. W. Sharsmith 1941-6-22 4405 Los Angeles above Eaton Canyon, San Gabriel Mts 762 Comment
  UCD132154  Eriophyllum confertiflorum J. E. Law 1923-4-3 247 Los Angeles Altadena. Comment
  LA203548  Eriophyllum confertiflorum var. confertiflorum Carl Epling; Nesta Dunn, Alice Goen 1931-5-16 sn Los Angeles San Gabriel Mountains, Cajon Pass Comment
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Nov 11 2014
  SFV15347  Eriophyllum confertiflorum var. confertiflorum J. C. Dittes, C. Dittes 1990-3-31 65 Los Angeles San Gabriel Mountains Little Tujunga Canyon Road. 401 Comment
  UC1118301  Eriophyllum confertiflorum var. confertiflorum A. D. Gifford 1935-4-14 577 Los Angeles 2.5 mi e of Whitaker Pk.; Angeles National Forest, Tejon Quadrangle 914 Comment
  UCR68899  Eriophyllum nevinii Steve Boyd, L. Arnseth 1990-4-7 4280 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  RSA358101  Eriophyllum pringlei Robert Gustafson, Christopher Davidson 1977-4-20 414 Los Angeles Fort Tejon Road, south of Littlerock, about 1.5 miles east of the junction with 82nd St. 976 Comment
  UCR191695  Eriophyllum pringlei A. C. Sanders 2008-4-23 35071 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon, gravelly draw on slope in side canyon to the east 1108 Comment
  POM358102  Eriophyllum pringlei B. C. Templeton 1930-4-8 1034 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  RSA252986  Eriophyllum wallacei R. F. Thorne, C. W. Tiforth 1973-4-20 43066 Los Angeles San Gabriel Mts., Mojave Desert slopes: 3.2 miles S of Hwy 138 along Grandview Canyon Rd. 1280 Comment
  UCR219403  Erodium botrys R. G. Swinney 2009-3-25 10157 Los Angeles San Gabriel Mtns. Foothills, far west end of Glendora Ridge Motorway on north side of road at boundary of El Encanto Azusa River Wilderness Park 549 Comment
  CATA2013  Erodium brachycarpum Steven A. Junak, Mark Hoefs, Janet Takara 1998-3-22 508 Los Angeles Santa Catalina Island: Next to isolated campsite at SE end of Little Harbor Campground 36 Comment
  RSA639977  Erodium cicutarium Louis C. Wheeler 1967-5-29 9771 Los Angeles Cow Canyon Saddle, [covered former dump]. 1378 Comment
  UC17098  Erodium cicutarium J. Burtt Davy May 9 1896-May 24 1896 2585 Los Angeles near West Palmdale; Antelope Valley Comment
  POM50370  Erodium moschatum W. W. Eggleston 1924-3-7 19516 Los Angeles Claremont. Comment
  RSA390929  Erodium moschatum Tom Burch 1940-3-9 4020 -3 Los Angeles Redondo Beach. 0 Comment
  UCR256222  Erysimum capitatum R. G. Swinney 2010-6-4 13035 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  CAS-BOT-BC40712  Erysimum capitatum C. F. Baker 1903-4-1 4121 Los Angeles Hills near Claremont. Comment
  RSA594747  Erysimum capitatum var. capitatum Timothy S. Ross 1995-4-26 8388 Los Angeles LIEBRE GULCH: along Forest Service Road 8N05 (descending into the gulch from the Tumble Inn site) ca 60 feet ESE of its junction with 8N01 in the canyon bottom. 994 Comment
  LA204414  Erysimum suffrutescens Mary Reynolds; 1937-3-14 7 Los Angeles El Segundo Comment
  PASA181  Erythraea venusta Louise B. Lawrence Los Angeles North Pasadena Comment
  SDSU10773  Erythranthe guttata R. M. Beauchamp 1966-8-10 59 Los Angeles Across from 772 N. Topanga Canyon Blvd. Comment
  CAS-BOT-BC151588  Erythranthe parishii Le Roy Abrams; E. A. McGregor 1908-7-2 559 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  UC855142  Eschscholzia caespitosa Ira W. Clokey, B. Templeton 1929-4-9 4473 Los Angeles Mandeville Canyon Santa Monica Mountains (ridge) 400 Comment
  RSA66735  Eschscholzia caespitosa subsp. caespitosa F. W. Peirson 1951-1 1888 Los Angeles Arroyo Seco, near Switzer's Trail, south slope of San Gabriel Mts. Comment
  UCR280739  Eschscholzia californica R. G. Swinney 2014-5-19 16587 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
  POM385  Eschscholzia californica var. peninsularis Dian Haynes 1893-05 s.n. Los Angeles Collected near Pasadena Comment
  POM12314  Eschscholzia californica var. peninsularis F. L. Robinson 1921-5-9 75 Los Angeles Claremont. Comment
  UCR272709  Eschscholzia ramosa M. B. Dunkle 1939-4-2 7213 Los Angeles Channel Islands, San Clemente Island, Pyramid Point 61 Comment
  UCR280808  Eschscholzia ramosa Mitch Provance 2017-6-30 617- 45 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., lower portion of Chime Tower Rd. 79 Comment
  UCR214638  Eucalyptus A. C. Sanders, Dan S. Cooper 2010-3-12 37378 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR178049  Eucalyptus robusta LeRoy Gross 2003-2-22 740 Los Angeles Transverse Ranges: Verdugo Mountains Region, South side; A short distance up mouth of Brand Canyon, north of Brand Canyon Cemetery. North of the Debris Basin. At end of road. 287 Comment
  UCR260337  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-4 12557 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA151311  Eucrypta chrysanthemifolia Peter H. Raven 1962-5-10 17719 Los Angeles Near head of canyon north of Thirst (south side), San Clemente Island. 427 Comment
  RSA545281  Eucrypta chrysanthemifolia D. Propst, Mark Hoefs 1973-3-3 8 Los Angeles Santa Catalina Island: Upper middle Ranch Canyon south. 305 Comment
  RSA720157  Eucrypta chrysanthemifolia var. chrysanthemifolia LeRoy Gross 2007-4-21 2647 Los Angeles East end of the range; Small canyon or draw. End of Capistrano Ave. just pass the intersection with El Rito Ave. City of Glendale. 336 Comment
  UC1587615  Eucrypta chrysanthemifolia var. chrysanthemifolia Tim Ross 1991-4-21 4522 Los Angeles Whittier Hills (Puente Hills pro parte), MIddle Turnbull Canyon drainage just sw of old water tank Whittier Hills; Whittier Hills (Puente Hills pro parte) 219 Comment
  SBBG126127  Eulobus californicus A. C. Sanders with T. B. Salvato, M. Provance 2009-5-28 37025 Los Angeles San Gabriel River channel between Ramona Blvd and Lower Azusa Rd, sw lobe of Irwindale between Baldwin Park and El Monte 92 Comment
  UCD142586  Euphorbia maculata S. I. Apfelbaum 1980-9-26 25 Los Angeles San Pedro; Presidential lines boat docking facility. 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
  UCR91382  Euphorbia peplus Scott D. White 1996-4-13 3930 Los Angeles Claremont. Geneva Avenue: north of San Jose, south of Arrow Highway, west of Indian Hill, east of Towne 323 Comment
  SBBG17778  Euphorbia spathulata P. H. Raven 1962-5-9 17675 Los Angeles above Mosquito Cove 335 Comment
  SD143920  Euphorbia terracina Scott D. White 1997-3-12 4750 Los Angeles Zuma Beach area, mouth of Zuma Creek, east end of the County Beach, disturbed roadsides, former parking area & rubble dumping area, 100-200 plants on west bank of the stream in sand & on adjacent remnant dunes, USGS Point Dume quad. 10 Comment
  UCR110900  Euphorbia terracina A. C. Sanders 1998-10-10 22260 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Lagoon, Malibu Beach St. Park, mouth of Malibu Creek at Cross Creek Rd. on W side of lagoon 5 Comment
  UC639148  Festuca arundinacea P. B. Dickey 1939-7-28 758 Los Angeles Soil Conservation Nursery at Littlerock Littlerock 853 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
  LA13080  Festuca myuros O. A. Plunkett; 1926-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA13122  Festuca myuros Marjorie Bowler; 1937-11-23 107 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  UCR143498  Festuca myuros var. hirsuta Steve Boyd, Et al. 1997-4-1 9490 Los Angeles San Gabriel Mtns., Liebre Mountains, upper watershed of Osito Cyn between Hwy I-5 & the Old Ridge Route, vic. of 'Osito Flat,' a distinctive, open grassy break in slope under the high tension power lines. 915 Comment
  LA82508  Festuca octoflora O. H. Kappler; 1943-5-9 402 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR259601  Festuca perennis R. G. Swinney 2010-5-11 12626 Los Angeles San Gabriel Mountains, Acton, 0.7 road miles SE of jct. of Soledad Canyon Rd. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  CAS-BOT-BC487551  Ficus microcarpa R. E. Riefner, Jr. 2015-8-23 15 -348 Los Angeles City of Los Langeles, Toluca Terrace, E side of Cahuenga Blvd, S ca 0.2 mi from Magnolia Blvd. 188 Comment
  UCR267282  Ficus microcarpa R. E. Riefner Jr. 2015-7-19 15- 203 Los Angeles City of Carson, Dominguez Channel at Figueroa St., on south bank of channel 7 Comment
  RSA0055788  Filago californica R. G. Swinney 2010-4-28 12436 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA574340  Filago californica R. G. Swinney 1994-5-7 2830 Los Angeles Glendora Wilderness park, 0.4 mi N of Big Dalton Canyon Rd. at Mystic Canyon Trail. On ridgetop ca. 50 m E of Trail. 457 Comment
  UCR186934  Filago californica A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32066 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, between Hwy 138 and the California Aqueduct 1037 Comment
  RSA527646  Filago californica Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4367 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA589204  Filago depressa Timothy S. Ross 1991-4-27 4668 Los Angeles Mojave Desert: Black Butte Basin Road; 2.75 miles and ca. 145 deg SW of Three Sisters [buttes]. 1003 Comment
  RSA191101  Filago gallica R. F. Thorne, M. Z. Thorne 1967-6-25 37080 Los Angeles Along fire-road between Cobal and Evey Canyons. 732 Comment
  RSA590595  Filago gallica Timothy S. Ross, Walter Appleby 1993-5-20 7184 Los Angeles Western San Gabriel Mountains: vicinity of Wilson Canyon Saddle. 951 Comment
  UC1228853  Foeniculum vulgare Peter H. Raven 1962-7-10 17965 Los Angeles San Clemente Isl., Wilson Cove 91 Comment
  RSA0048477  Foeniculum vulgare A. Lee Haines 1970-6-24 s.n. Los Angeles Point Dume. Comment
  RSA453790  Foeniculum vulgare F. R. Fosberg 1931-7-9 S- 5362 Los Angeles Avalon, Santa Catalina Island. 5 Comment
  RSA608604  Foeniculum vulgare L. C. Wheeler 1974-5-13 s.n. Los Angeles Pasadena: Prebles, 115 E. Glenarm. Comment
  RSA226026  Forestiera pubescens Robert F. Thorne, C. W. Tilforth 1971-6-29 40641 Los Angeles Angeles National Forest: along Little Rock Creek, 1.6 mi. above Little Rock Dam near Reservoir Campground 1006 Comment
  CAS-BOT-BC384176  Forestiera pubescens subsp. parvifolia Robert F. Thorne; J. P. Simon; J. Dourley; H. Caulfield 1970-5-1 39542 Los Angeles Along lower Big Rock Creek ca. 1 mi. S of Valyermo Station 1249 Comment
  UCR255509  Frangula californica Dan S. Cooper 2014-6-26 614- 34 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, upper Vista del Valle Rd. northeast of Mt. Hollywood 348 Comment
  SBBG122033  Frangula californica subsp. californica S. D. White, B. Leatherman 2005-3-18 10796 Los Angeles "South Hills," just N of Interstate 210, ca. 0.3 air mi ENE of the I-210/Sunflower intersection; Glendora 305 Comment
  CAS-BOT-BC53483  Frangula californica subsp. tomentella L. R. Abrams 1913-7-18 5021 Los Angeles Russels Lake Comment
  RSA391395  Frankenia grandifolia H. E. Hasse 1889-7-30 s.n. Los Angeles Near Los Angeles Comment
  UC55882  Frankenia salina Ernest Braunton May 1902 310 Los Angeles Gardena Comment
  UCR103765  Frankenia salina David Charlton 1989-5-25 3196 B Los Angeles W Mojave Desert, NW edge of Lancaster, between Ave. G and H on 30th St. West 701 Comment
  POM3591  Fraxinus dipetala I. M. Johnston 1918-6-2 s.n. Los Angeles San Antonio Mountians, Evey Canyon. 915 Comment
  UCR150614  Fraxinus velutina Scott D. White 1997-5-8 5088 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Canyon: north of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir 427 Comment
  UCR270869  Fraxinus velutina R. G. Swinney 2010-9-9 13793 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SBBG16996  Fremontodendron californicum K. A. Wilson 1962-5-12 1276 Los Angeles cyn with public cmpgrds leading to Devils Punch Bowl trail Comment
  RSA166483  Fritillaria biflora W. G. Webb 1935-2-23 s.n. Los Angeles Chevy Chase, San Rafael Hills, north of Glendale Comment
  RSA613163  Funastrum cynanchoides var. hartwegii Fay A. MacFadden 1931-3-29 s.n. Los Angeles La Tuna Canyon, Verdugo Hills 335 Comment
  RSA771953  Galium Robert F. Thorne 1968-2-25 37914 Los Angeles Santa Catalina Island. W of end of 4th of July Cove Comment
  UCR106296  Galium angustifolium B. G. Pitzer 1996-5-5 2851 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  HSC19779  Galium angustifolium subsp. angustifolium C. S. Apperson 1967-6-15 Los Angeles 1 mi. down Canton Canyon trail off the end of Townsend Pk. Rd. Comment
  POM367687  Galium angustifolium subsp. angustifolium Fay A. MacFadden 1931-7-12 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA615923  Galium angustifolium subsp. angustifolium Scott D. White, Brian Leatherman 1997-1-14 6043 Los Angeles Santa Clara River Watershed. Upper Oak Springs Canyon above existing gravel quarry. 579 Comment
  RSA617398  Galium angustifolium subsp. angustifolium Scott D. White, Sandra Leatherman 1998-6-4 6640 Los Angeles Castaic Lake area: Grasshopper Canyon watershed, between I-5 Freeway / Old Ridge Route and lake. Proposed North Lake Planned Community., [range:] 34 31-33'N 118 37-39'W. 427 Comment
  UC1375353  Galium angustifolium subsp. angustifolium Robert F. Thorne and C. W. Tilforth 1971-6-30 40804 Los Angeles on bank of branch of S Fork of Little Rock Creek 1.8 mi below Alder Saddle; San Gabriel Mts., Angeles National Forest, Pinyon Flats area 1554 Comment
  UC625019  Galium angustifolium subsp. angustifolium F. R. Fosberg 1931-4-1 S 4442 Los Angeles Avalon Santa Catalina Island 10 Comment
  RSA523166  Galium angustifolium subsp. angustifolium Tim S. Ross 1991-2-23 4102 Los Angeles Whittier Hills (Puente Hills): Upper Turnbull Canyon ca. 1/5 air-mile WNW of Turnbull Canyon Rd x Skyline Drive. 308 Comment
  UCR138509  Galium angustifolium subsp. nudicaule L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mountains, Fish Fork 1098 Comment
  CATA1960  Galium aparine F. R. Fosberg 1931-3-20 4311 Los Angeles Santa Catalina Island: Hamilton Canyon 20 Comment
  SD21266  Galium catalinense Norman E. Bilderback 1938-4-23 Los Angeles Catalina Harbor Comment
  CAS-BOT-BC217475  Galium catalinense Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4263 Los Angeles Lower half of Chna Cyn, S end of island, W side, San Clemente Island Comment
  RSA526524  Galium catalinense subsp. acrispum Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-7 4263 Los Angeles San Clemente Island: lower half of China Cyn, S end of island, W side. Comment
  SBBG98521  Galium catalinense subsp. acrispum T. Ross 1991-5-23 5493 Los Angeles lower Tota Cyn, E escarpment 80 Comment
  UCR73416  Galium catalinense subsp. acrispum T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5291 Los Angeles Channel Islands, San Clemente Island, W fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft. north of Rest [1336 ft.] marker & 1800 ft. SE of Malo Knoll [1396']. Upper portion of drainage 305 Comment
  RSA188272  Galium catalinense subsp. catalinense Robert F. Thorne 1966-5-31 36452 Los Angeles Santa Catalina Island. Along small stream back of Shark Harbor 8 Comment
  UCR147787  Galium grande Valerie Soza, Et al. 2000-7-5 1050 Los Angeles San Gabriel Mountains, Above San Gabriel Canyon, west of Morris Reservoir; adjacent to E-facing firebreak and west of Silver Fish Road (FSR 2N28), c. 3.2 mi west of San Gabriel Canyon Road (Hwy 39) along Silver Fish Road 793 Comment
  JEPS38126  Galium hallii Lauramay T. Dempster and Clare Hardham 1965-6-20 4157 Los Angeles 3.5 mi nw Big Pines (on road to Valyermo, n side of mts.); San Gabriel Mts. Comment
  JEPS21682  Galium jepsonii Rimo Bacigalupi with Reino Alava 1958-7-20 6422 Los Angeles about 1 mi w Cedar Spring (upper slopes of Little Rock Creek Canyon, near base of n-facing side of Kratka Ridge); San Gabriel Mountains, Angeles National Forest, Little Rock 2072 Comment
  UCR150579  Galium jepsonii L. C. Wheeler 1970-7-25 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region, San Gabriel Mountains: Heliport 0.3 mi N of South Mt. Hawkins 2287 Comment
  RSA772369  Galium johnstonii R. G. Swinney 2009-5-20 10831 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  RSA454406  Galium nuttallii Louis C. Wheeler 1932-3-12 483 Los Angeles Mendeville Canyon. Santa Monica Mtns. 122 Comment
  SD181346  Galium nuttallii subsp. nuttallii Valeria Soza, W. Law, L. Moore 2000-6-27 1036 Los Angeles San Gabriel Mountains: Firebreak above Chantry Flat Heliport, 0.7 mile southwest of Chantry Flat along FS Road 2N41.2, south of San Olene Canyon 853 Comment
  SD92960  Galium nuttallii subsp. nuttallii W. Bertsch 1954-4-19 475 Los Angeles Little Dalton Canyon 366 Comment
  RSA654219  Galium porrigens var. porrigens Valerie L. Soza, Ian Gillespie, LeRoy Gross 2000-5-18 949 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, SW of Johnstone Peak, above Wildwood Canyon. 640 Comment
  UCR270538  Garrya flavescens R. G. Swinney 2011-7-21 15528 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  UCR215970  Gaura coccinea Kieu-Chinh Tran, Ben Tran 2008-4-7 006 Los Angeles San Gabriel Valley, Pomona, beside 60 Fwy, SE of 60/71 intersection, near Towne Ave., across from shopping center 244 Comment
  SBBG61274  Gayophytum diffusum subsp. parviflorum R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  UCR272569  Gayophytum heterozygum R. G. Swinney 2011-6-7 15038 Los Angeles San Gabriel Mountains, Chilao Flat, 0.5-0.6 miles NNW of Angeles Crest Hwy along south entrance road to Chilao Flat Campground, both sides of road 1616 Comment
  UCR124695  Gayophytum nuttallii B. C. Templeton 1932-6-1 4872 Los Angeles San Gabriel Mtns., Jackson Lake, Angeles National Forest 1930 Comment
  RSA729457  Gayophytum oligospermum R. G. Swinney 1998-7-8 6324 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  RSA802452  Gayophytum oligospermum Orlando Mistretta, Youssef Atallah 2011-8-16 6048 Los Angeles Aliso Canyon; 1.4 miles north of Mill Creek Summit. 1338 Comment
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Mar 6 2019
  RSA0058250  Gazania linearis Richard 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
  POM40090  Gazania splendens George B. Grant 1905-5-10 494 Los Angeles Pasadena. Comment
  CDA4130  Genista canariensis T. C. Fuller 1962-4-1 8157 Los Angeles Verdugo Mountains region; Naturalized on slope of Barranca N.E. of Foothill Blvd. & Hillard Ave. La Canada 0 Comment
  CAS-BOT-BC208064  Genista monspessulana Timothy S. Ross 1993-6-1 7365 a Los Angeles San Gabriel Mountains. NW margin of Chantry Flat. 667 Comment
  CATA1429  Genista monspessulana Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2590 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  UCR6049  Geranium dissectum Dick Bernier 1966-4-2 s.n. Los Angeles Los Angeles Basin, up from 7th St. in the Puente Hills [along Hwy 60 between the San Jose Hills and the Chino Hills] 213 Comment
  CATA3143  Geranium molle Sarah Ratay, Ben Carter 2011-5-6 137 Los Angeles Santa Catalina Island: Bulrush Canyon, 365 meters east of Bulrush-Salta Verde Ridge cutoff road 277 Comment
  SEINET7072892  Gilia aliquanta A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Pearblossom on the San Andreas Rift Zone. Coordinate datum: WGS84/NAD83. (34? deg. 26' 0" North Latitude, -117? deg. 49' 38" West Longitude; UTM Zone 11, 423996mE, 3810325mN, Coordinate datum: NAD27.). Comment
  SBBG95434  Gilia angelensis M. B. Dunkle 1928-3-17 1743 Los Angeles Horse Flats, Johnson's Comment
  UCR197220  Gilia angelensis Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 977 Los Angeles Verdugo Mountains, southwest side, north of Chandler Fire Road (Verdugo Mtwy), northwest of 'La Tuna,' above Chandler Canyon, south of La Tuna Canyon 457 Comment
  RSA470114  Gilia angelensis Robert M. Perkins 1937-4-3 s.n. Los Angeles San Gabriel Mountains, San Gabriel Canyon Comment
  UCR204047  Gilia brecciarum R. G. Swinney 2005-5-14 8241 Los Angeles San Gabriel Mountains, northeast of Valyermo, Bob's Gap, ridge-top north of lime kilns 1220 Comment
  RSA674640  Gilia capitata Scott D. White 2000-5-16 7859 Los Angeles Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  POM3504  Gilia capitata subsp. abrotanifolia C. F. Baker 1904-4-22 s.n. Los Angeles Monrovia. Comment
  POM50153  Gilia capitata subsp. abrotanifolia L. R. Abrams 1901-04 1353 Los Angeles Chatsworth Park. Comment
  UC23358  Gilia capitata subsp. abrotanifolia J. H. Barber 1897-5-21 108 Los Angeles Santa Monica Canyon Santa Monica Canyon (Southern California) Comment
  RSA72312  Gilia diegensis F. W. Peirson 1919-4-19 385 Los Angeles Pacoima Canyon 548 Comment
  SJSU8772  Gilia latiflora G. L Fail 1980-4-13 59 Los Angeles by Gorman Post Rd 4 mi S of Gorman 1341 Comment
  CAS-BOT-BC226323  Gilia latiflora subsp. davyi Paul F. Covel 1937-4-20 931 Los Angeles Antelope Valley Comment
  RSA469407  Gilia latiflora subsp. davyi Robert Gustafson 1978-6-1 959 Los Angeles 0.5 mile E off main dirt road running through Hungry Valley, on summit of hills overlooking upper Freeman Canyon, ca 1 mile S of Gorman. 1311 Comment
  RSA493816  Gilia latiflora subsp. davyi A. C. Sanders, B. Pitzer, J. C. Lyman 1988-4-4 7775 Los Angeles Mojave Desert, near Quartz Hill in Lancaster. S of Avenue L at 37th St. West 746 Comment
  RSA777207  Gilia latiflora subsp. davyi Orlando Mistretta, Christine Mistretta 2010-5-19 5123 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  CAS-BOT-BC226322  Gilia latiflora subsp. davyi Kevin Connelly 1980-4-28 s.n. Los Angeles Northwestern Mojave Desert, where Lancaster Rd. crosses the Calif. Aqueduct Comment
  RSA152162  Gilia latiflora subsp. davyi Wesley O. Griesel 1962-3-24 s.n. Los Angeles Quartz Hill. Abundant in hilly areas of a Valley Grassland community. Comment
  UC908843  Gilia latiflora subsp. davyi Herbert L. Mason 1934-3-30 8037 Los Angeles Antelope Valley Mohave Desert, Antelope Valley (25239) Comment
  RSA0030714  Gilia latiflora subsp. latiflora Pam De Vries 2014-3-25 7872 Los Angeles Mojave Desert (West); Near the town of Antelope Acres in an open field on the west side of 90th St, one mile south of Hwy 138. 735 Comment
  UCR194022  Gilia leptantha subsp. transversa R. G. Swinney 1999-6-5 7257 Los Angeles San Gabriel Mtns., east side of Big John Peak, west of Mescal Creek above Big John Flat 1839 Comment
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May 3 2012
  UC557681  Gilia nevinii Nell Murbarger March, 1936 39 Los Angeles San Clemente Island Comment
  JEPS4109  Gilia ochroleuca subsp. bizonata W. L. Jepson 1935-4-17 17060 Los Angeles Portal Ridge Comment
  UCR220047  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-4-24 10452 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  JEPS14053  Gilia ochroleuca subsp. vivida Rimo Bacigalupi with Leroy Custer 1952-8-9 3907 Los Angeles s of and above Swartout Valley; San Gabriel Mountains, Blue Ridge 2255 Comment
  SEINET13095062  Gilia sherman-hoytiae Unknown 1933-1 12925 Los Angeles Desert 10 miles south of Muroc. Comment
  UCR126816  Gilia splendens A. C. Sanders, Mark A. Elvin 2003-6-18 26955 Los Angeles Santa Susana Mountains, Western Transverse Range, around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon 1037 Comment
  CLARK-A1528-3518  Gilia splendens subsp. splendens John C. Roos 1937-5-31 754 Los Angeles San Gabriel Mountains Comment
  UC1075811  Glycyrrhiza glabra G. W. Garrettson 1955-5-25 Los Angeles s side of Valley Blvd. 1/4 mi e Collins St.; Spadra Comment
  UCR68926  Gnaphalium californicum Steve Boyd, T. Ross, L. Arnseth 1990-4-7 4265 A Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCR157920  Gnaphalium canescens Robert J. Steers 2005-5-8 17 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
  POM4637  Gnaphalium chilense I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 91 Comment
  POM358845  Gnaphalium leucocephalum Anstruther Davidson 1907-1 2011 Los Angeles Hollywood. Comment
  RSA593581  Gnaphalium palustre Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8909 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA778873  Gnaphalium palustre Orlando Mistretta, Christine Mistretta 2010-6-1 5226 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mill Creek Canyon; along Southern California Edison transmission line corridor; approx. 1.0 air miles S of Mill Creek summit, near spur road to Falcon Mine. 1280 Comment
  UC635655  Goodmania luteola Herbert L. Mason 1932-4-1 6877 Los Angeles road Roosevelt to Muroc; Mojave Desert Comment
  POM359093  Grindelia robusta Wm. Martin 1971-8-25 s.n. Los Angeles Trancas Canyon area, Santa Monica Mountains. Comment
  POM359086  Grindelia robusta Anstruther Davidson 1891-07 s.n. Los Angeles Foothill. Comment
  RSA518022  Guillenia lasiophylla Steve Boyd, Orlando Mistretta 1986-3-31 1565 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA592693  Gutierrezia californica Peter H. Raven 1961-9-24 16758 Los Angeles Little Tujunga Road, 1.2 miles above junction with Gold Creek Road 792 Comment
  POM4718  Gutierrezia sarothrae L. R. Abrams 1902-7-5 1557 Los Angeles Azusa Comment
  UCR91456  Haplopappus menziesii Scott D. White 1995-2-7 2534 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
  RSA015547  Haplopappus squarrosus Fay A. MacFadden 1929-10-10 2163 Los Angeles Verdugo Mountains: Tuna Canyon. 335 Comment
  RSA628698  Harpagonella palmeri L. C. Wheeler 1969-5-17 s.n. Los Angeles Santa Catalina Island. 0.3 mile south southeast Isthmus Bench Mark. 122 Comment
  UCR174528  Harpagonella palmeri Anuja Parikh, Nathan Gale 2005-4-29 2111 Los Angeles Western Transverse Range, Newhall Ranch , River Park area east of I-5, N of Santa Clara River and west of Bouquet Canyon 351 Comment
  SBBG108968  Hazardia cana S. A. Junak 1996-9-29 SCl 684 Los Angeles Middle Ranch Cyn, ca. 0.75 mi downstream from upper rd crossing 304 Comment
  RSA684400  Hazardia squarrosa Scott D. White, Brian Leatherman 2003-11-17 9855 Los Angeles Big Dalton Canyon, above Glendora; Big Dalton Canyon Road above reservoir. 518 Comment
  LA203733  Hazardia squarrosa var. grindelioides Louis C. Wheeler; 1931-9-25 159 Los Angeles Eagle Rock 274 Comment
  RSA453748  Hedera helix Freda Detmers 1932-8-29 s.n. Los Angeles Los Angeles. Climbing on tree orchard. 884 Comment
  RSA716928  Hedera helix LeRoy Gross, Naomi Fraga 2006-1-20 2448 Los Angeles East end of the Verdugo's. North side of the main crest. A small draw south of Deer Creek that drains into Deer Creek, off of Beaudry Road. Southwest of Debris Basin. 412 Comment
  UC32246  Helenium bigelovii State Survey 1861-1-2 104 Los Angeles near San Gabriel Comment
  LA200376  Helianthemum scoparium Michael Neuman; February 1984 14 Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  LA210088  Helianthemum scoparium var. vulgare F. R. Fosberg; 1932-5-7 8157 Los Angeles Santa Catalina Island, Santa Catalina Island 230.0 Comment
  RSA441791  Helianthemum scoparium var. vulgare M. Bisbee 1917-5-3 s.n. Los Angeles Hills north side Eagle Rock Valley. Comment
  CAS-BOT-BC305429  Helianthus annuus Marcus E. Jones 1926-5-20 s.n. Los Angeles Mountains near Claremont Comment
  RSA92428  Helianthus gracilentus F. W. Peirson s.n. Los Angeles Verdugo Mountains Comment
  CATA1251  Heliotropium curassavicum Mark L. Hoefs, Phil Hartman, Bret Marin 1995-6-27 2331 Los Angeles Santa Catalina Island: Catalina Harbor 3 Comment
  RSA594349  Heliotropium curassavicum var. oculatum Steve Boyd, Lauren Raz 1996-10-14 9035 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  SBBG32107  Helminthotheca echioides R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -243 Los Angeles Little Harbor Comment
  POM246458  Hemizonia fasciculata F. R. Fosberg 1931-5-6 4815 Los Angeles Cape Canyon, Santa Catalina Island. 250 Comment
  RSA187656  Hemizonia fasciculata R. F. Thorne 1966-9-15 36695 Los Angeles Santa Catalina Island; In Middle Ranch canyon near dry stream bed 244 Comment
  SEINET11848424  Hemizonia kelloggii J. F. Bright, Wyman, C. 1931-1 5577 Los Angeles back of Manhattan Beach Comment
  RSA0001291  Hemizonia minthornii T. W. Minthorn 1923-11-12 s.n. Los Angeles Near Chatsworth, in Santa Susanna Mts. Comment
  UCR126867  Herniaria hirsuta A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26147 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  RSA596834  Herniaria hirsuta subsp. cinerea Timothy S. Ross, J. Mark Porter 1995-5-4 8489 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR142553  Hesperocnide tenella F. W. Peirson 1921-2-26 2356 Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Divide 488 Comment
  UC1348881  Hesperolinon micranthum Robert F. Thorne 1967-5-18 36880 Los Angeles dry slope above Wild Boar Gully (Cercocarpus Arroyo); Santa Catalina Island, Salta Verde 213 Comment
  LA22797  Hesperoyucca whipplei Carl Epling; 1931-5-9 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC143686  Heteromeles arbutifolia Martin A. Piehl 1962-10-3 62533 Los Angeles 3/4 mi. E of Middle Ranch, main rd. in M.R. Canyon, Santa Catalina Island Comment
  CATA1902  Heteromeles arbutifolia Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  JEPS30526  Heterotheca grandiflora Henry J. Thompson 1958-10-23 1813 Los Angeles Point Dume San Gabriel Mountains, Point Dume 30 Comment
  RSA0075651  Heterotheca grandiflora Joseph M. Keefe 2001-1-19 30918 Los Angeles San Rafael Mountains: 15 meters north of begninging of the Eagle Rock Park path along east side of Sholl Canyon Road opposite of driveway to 7685 Sholl Canyon Road, 100 meters north of Figueroa Street, Eagle Rock, 90041. 284 Comment
  OBI36527  Heterotheca grandiflora Mark Schneider 1973-1 s.n. Los Angeles 7-HIlls Ranch Comment
  RSA0074063  Heterotheca grandiflora Scott Lowe 1991-5-18 35 Los Angeles San Gabriel River Channel, about 100 m. north of San Gabriel River Parkway bridge, city of Pico Rivera. Comment
  CAS-BOT-BC311264  Heterotheca sessiliflora subsp. echioides F. W. Peirson 1923-10-7 4163 Los Angeles Newhall at Railway Station, San Gabriel Mts. Comment
  RSA0114816  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2011-10-25 15862 Los Angeles San Gabriel Mountains; along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek. 1001 Comment
  UCR259379  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2010-5-7 12608 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  RSA360462  Hieracium argutum Anstruther Davidson 1890-09 s.n. Los Angeles Millards Canon, Pasadena. Comment
  POM360461  Hieracium argutum Raymond J. Dobbs 1928-01 s.n. Los Angeles Janis Trail, near Arroyo Seco Comment
  RSA405277  Hoffmannseggia glauca Anstruther Davidson 1876-6-12 s.n Los Angeles Field near Alhambra. Comment
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May 19 2009
  RSA348807  Hoita macrostachya Anstruther Davidson 1889-05 s.n Los Angeles Los Angeles. Comment
  POM243679  Holodiscus discolor F. R. Fosberg 1931-7-16 S- 5436 Los Angeles Gallaghers Canyon, Santa Catalina Island. Comment
  RSA611271  Holodiscus discolor Louis C. Wheeler 1931-6-15 S- 27 Los Angeles Liveoak [Live Oak] Canyon, San Gabriel Mountains. 457 Comment
  SBBG132314  Hordeum S. A. Junak, B. Collins 1991-4-26 SCI- 236 Los Angeles NE end of island, just off main rd 121 Comment
  RSA0049939  Hordeum murinum R. G. Swinney 2010-5-12 12736 Los Angeles Soledad Canyon bottom, 2.2 miles west of Angeles Forest Hwy., 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m. to the east on the south side of West Carson Mesa Rd. 921 Comment
  UCR258901  Hordeum murinum R. G. Swinney 2010-4-30 12460 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  POM293791  Horkelia cuneata subsp. puberula Lyman D. Benson 1945-5-11 11713 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  POM296500A  Horkelia cuneata subsp. puberula Lyman D. Benson 1945-3-16 11608 Los Angeles Claremont, Pacific slope drainage area. 351 Comment
  RSA85204  Horkelia cuneata subsp. puberula F. W. Peirson 1923-3-23 4278 Los Angeles San Antonio Wash at Foothill Blvd., Claremont. Comment
  RSA585932  Horkelia rydbergii Tim S. Ross 1990-6-8 2940 Los Angeles Upper Big Tujunga Canyon: margin of Big Tujunga Creek and toes of the slopes immediately west (ca 1.6 air miles ENE of Barley Flats). 1213 Comment
  SBBG72542  Horkelia rydbergii V. Duran 1933-7-11 3517 Los Angeles Sulphur Springs 1524 Comment
  UC1605455  Hulsea heterochroma Tim Ross 1992-7-17 6733 Los Angeles first saddle nnw from Fox (ridge between Condor Peak saddle and Fox (triangulation point, 5033 ft)); San Gabriel Mtns., Condor Peak 7.5' USGS quadrangle 1402 Comment
  UCR272948  Hulsea heterochroma R. G. Swinney 2011-8-5 15609 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
  UCR34524  Hulsea heterochroma G. F. Pratt 1984-8-1 s.n. Los Angeles San Gabriel Mtns., near summit of Mt. Baden-Powell 2835 Comment
  RSA584133  Hulsea heterochroma Timothy S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2959 Los Angeles Upper Big Tujunga Canyon: ridge and slopes descending +/-ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats). 1250 Comment
  RSA0019747  Hulsea vestita subsp. gabrielensis Naomi Fraga, Emily Biben, Katie VinZant, Dani Henning 2013-7-12 4337 Los Angeles Of Forest Service Road 4N24 near Mount Gleason. 1616 Comment
  UCR261338  Hypochaeris glabra R. G. Swinney 2010-4-1 12160 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
  RSA483720  Hypochaeris glabra Richard Noyes, L. Arnseth 1988-4-30 514 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA762296  Hypochaeris glabra Orlando Mistretta, Christine Mistretta 2008-5-6 2661 Los Angeles Transverse Ranges; San Gabriel Mountains region; Southern California Edison transmission line corridor (Segment 11, Impact Areas 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  UCSB26995  Isocoma acradenia Daniel, Dick 1969-5-15 Los Angeles 1.7 miles west of junction of California Highway 138 and Victorville turn off 1066 Comment
  CATA329  Isocoma menziesii var. menziesii Mark L. Hoefs 1973-7-13 366 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  POM246451  Isocoma menziesii var. vernonioides F. R. Fosberg 1931-5-12 4855 Los Angeles Santa Catalina Island, Renton Pass. 400 Comment
  JEPS41100  Iva axillaris subsp. robustior Frank W. Peirson 1921-7-2 1322 Los Angeles near n base San Gabriel Mountains (about 5 mi due n of Pearblossom); southern edge of Mohave Desert, Pallett Creek 1097 Comment
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Jul 28 2014
  RSA232805  Jepsonia malvifolia R. F. Thorne 1966-4-17 36124 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 183 Comment
  UCR3262  Juglans californica H. M. Whistler 1964-4-11 640411- 05 Los Angeles San Gabriel Valley, 100 yards off road across from Puddingstone Reservoir 290 Comment
  RSA0011190  Juglans californica G. R. Johnstone 1934-5-20 s.n. Los Angeles Catalina Island: South slope below the summit 305 Comment
  SACT002739  Juglans californica Herbert Copeland 1927-7-30 Los Angeles Small tree in gulches. Comment
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Oct 28 2015
  JEPS58691  Juglans californica var. californica Ernest Braunton 1902-7-8 535 Los Angeles Griffith Park Comment
  UC1135933  Juglans californica var. californica A. D. Gifford 1934-4-23 152 Los Angeles 1 mi ne Cornell; Triunfo Pass Quadrangle Comment
  CAS-BOT-BC110039  Juncus acutus E. R. Blakley 1961-9-24 4784 Los Angeles Santa Catalina Island. Little Springs Canyon. 15 Comment
  RSA777876  Juncus balticus R. G. Swinney 2009-6-8 11100 Los Angeles Horse Flats, 1 air mile NNW of Newcomb s Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SBBG77274  Juncus bufonius F. R. Fosberg 1931-5-4 4751 Los Angeles Middle Ranch Cyn, second bridge below Eagle's Nest 140 Comment
  POM1621  Juncus macrophyllus I. M. Johnston 1916-10-15 s.n. Los Angeles Evey Canon by creek, north of Claremont. Comment
  RSA639095  Juncus macrophyllus L. C. Wheeler 1966-10-1 8938 Los Angeles San Gabriel Mountains: Millie's Orchard, lower Colby Ranch, Coldwater Canyon 1006 Comment
  RSA669338  Juncus macrophyllus LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 562 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  RSA607713  Juncus macrophyllus L. C. Wheeler 1947-7-11 6542 Los Angeles San Gabriel Mountains: Millard Canyon. 412 Comment
  UCD141713  Juncus macrophyllus Henry J. Thompson 1959-5-31 2059 Los Angeles just east of junction of Latigo Canyon Road with Mulholland Highway. Santa Monica Mountains. 518 Comment
  RSA577899  Juncus oxymeris L. C. Wheeler 1933-7-11 1928 Los Angeles Puddinstone Dam, San Jose Hills. 274 Comment
  RSA191159  Juncus rugulosus Robert F. Thorne, M. Z. Thorne 1967-7-19 37159 -A Los Angeles San Gabriel Mountains. 1981 Comment
  UCR194765  Juncus textilis Valerie Soza, Shalini Deo, LeRoy Gross 2000-4-20 710 Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park 549 Comment
  RSA0084855  Juniperus californica R. G. Swinney 2010-6-23 13376 B Los Angeles Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA177829  Keckiella cordifolia Robert F. Thorne, Percy C. Everett 1965-5-10 34427 Los Angeles Cape Canyon, Santa Catalina Island. 290 Comment
  RSA401771A  Keckiella cordifolia Christopher Davidson, B. Gustafson 1975-6-24 2873 Los Angeles Big Tujunga Canyon. On Road 2N78, ca. 5 mi. NE of Sunland. 686 Comment
  UCR212819  Keckiella cordifolia Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1755 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 313 Comment
  RSA401778A  Keckiella cordifolia Slocum 1949-6-10 4246 Los Angeles Los Padres National Forest. 457 Comment
  NY790424  Keckiella ternata subsp. ternata T. S. Ross 1995-6-28 8655 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 725.4 Comment
  RSA400472  Keckiella ternata subsp. ternata R. S. Woglum 1940-7-6 2903 Los Angeles San Gabriel Mountains, Angeles National Forest, Charlton Flats Comment
  SBBG59402  Koeleria macrantha R. Hoffmann 1931-5-2 Los Angeles Bouquet Cyn Comment
  UC1375289  Kopsiopsis strobilacea Robert F. Thorne, C. W. Tilforth, and John Dourley 1971-7-27 41078 Los Angeles San Gabriel Mts., Angeles National Forest: E ridge of Mt. San Antonio (Old Baldy). Comment
  UC1595462  Krascheninnikovia lanata Tim Ross 1992-4-4 6076 Los Angeles near s.w. base to summit Adobe Mt.; s.w. Mojave Desert, Adobe Mt. U.S.G.S. 7.5' topo, Adobe Mt. 926 Comment
  JEPS69281  Lamarckia aurea Kate Jared Stirring 1917-5-3 Los Angeles El Monte Comment
  UC284793  Lamium amplexicaule I. M. Johnston 1918-8-4 2113 Los Angeles Claremont 365 Comment
  UCR193457  Langloisia matthewsii R. G. Swinney 1999-6-28 7436 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR205532  Lantana camara A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36972 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
  RSA729530  Larrea tridentata R. G. Swinney 1998-6-12 6968 Los Angeles 3 mi. west of Pinon Hills. 1.4 mi. south of Ft. Tejon Rd. at 237th St. East (Mescal Cyn. Rd.) 1.4 mi. NNE of mouth of Mescal Canyon at reservoir 1305 Comment
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Nov 3 2010
  UCD107199  Larrea tridentata Jill Fariss 1997-3-12 28 Los Angeles Palmdale, at 47th Street and Pearblossom Hwy. Comment
  CAS-BOT-BC338144  Lasthenia californica Geo. B. Grant Apr. 8 3849 Los Angeles Avalon, Santa Catalina Id Comment
  CATA441  Lasthenia californica Sara L. Crockett, Mark Elvin 1997-3-17 580 Los Angeles Santa Catalina Island: 1.25 miles NE on Cape Canyon Road from jct. with Middle Ranch Road 335 Comment
  RSA92924  Lasthenia californica F. W. Peirson 1923-4-9 3425 Los Angeles San Clemente Island: Wilson's Cove Comment
  POM6002  Lasthenia glabrata subsp. coulteri L. R. Abrams 1903-4-10 3240 Los Angeles Ballona marshes near Mesmer Comment
  UCD150963  Lasthenia glabrata subsp. glabrata D. S. Park 2010-4-27 49 Los Angeles Ranch Santa Ana Botanic Garden 328 Comment
  UCR138135  Lasthenia gracilis L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mtns., Wildwood Ranch, Shuler Canyon 412 Comment
  UCR194143  Lasthenia microglossa A. C. Sanders 2008-4-25 35100 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1018 Comment
  CATA1890  Lathyrus odoratus Denise Knapp 2006-5-12 Los Angeles Santa Catalina Island: Hayfield across from J. Ackerman Native Plant Nursery 0 Comment
  RSA123220  Lathyrus vestitus subsp. laetiflorus A. D. Gifford 1935-1-7 407 Los Angeles 6.5 miles E.S.E. of Whitaker Peak. 518 Comment
  POM126275  Lathyrus vestitus subsp. laetiflorus Stella Wieman 1927-4-15 s.n. Los Angeles Tujunga Comment
  OBI69278  Lathyrus vestitus var. vestitus John Knapp, Denise Knapp 2003-4-13 3 Los Angeles Catalina Island, 3688953.820N x 377327.333E 37 Comment
  SD82901  Lathyrus vestitus var. vestitus Gary D. Cromwell, David W. Wheat 1971-4-16 510 Los Angeles San Gabriel Mountains, Angeles National Forest, Mystic Canyon, 2 miles NE of Glendora; NW-facing slope, upper canyon ca. 3 meters above canyon bottom (creek bed) Comment
  UCR163321  Layia glandulosa B. G. Pitzer 1998-5-12 3708 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  UCR281144  Layia glandulosa R. G. Swinney 2014-4-30 16251 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  UC30673  Layia platyglossa J. H. Barber 1897-3-15 59 Los Angeles Santa Monica Exp't Station Comment
  UCD134005  Layia platyglossa Gordon Pilone 1961-2-14 85 Los Angeles wash area of Ponoma College in Claremont. 365 Comment
  SBBG28040  Layia platyglossa C. B. Wolf 1926-5-1 Los Angeles 1 mi E of San Fernando Comment
  POM7003  Layia platyglossa subsp. campestris P. A. Munz, L. T. Street, Williams 1919-4-5 2446 Los Angeles Puddingstone Creek, San Dimas Comment
  UC1234780  Lepechinia fragrans Peter H. Raven 1962-5-20 17788 Los Angeles Santa Catalina Island, upper end of Cape Canyon Road just below Blackjack 396 Comment
  UC1922338  Lepechinia rossii LeRoy Gross, Valentin Arvizu, Bill Hogshead 2005-5-24 2311 Los Angeles [Transverse Ranges; Liebre Mountains region]; Ruby Clearwater Truck Trail, south of Ruby Canyon, north of Red Mountain. Near 34.59788N, 118.52618W 788 Comment
  SBBG131734  Lepidium didymum S. A. Junak 1999-5-22 SCa 1012 Los Angeles Avalon Cyn, at entrance to Catalina Stables 48 Comment
  CAS-BOT-BC89425  Lepidium fremontii Roxana S. Ferris 1918-6-12 908 Los Angeles Vacant lot, Lancaster. Comment
  POM145495  Lepidium nitidum var. nitidum P. A. Munz 1928-3-7 11061 Los Angeles Claremont 366 Comment
  CATA1598  Lepidium strictum Mark L. Hoefs, Robert F. Thorne 1998-4-25 2867 Los Angeles Santa Catalina Island: At Echo Lake 402 Comment
  RSA95036  Lepidospartum latisquamum F. W. Peirson 1928-9-5 8194 Los Angeles Swartout Valley, 1 mile E of summit at Big Pines 2011 Comment
  CAS-BOT-BC328075  Lepidospartum squamatum Timothy S. Ross; Steve Boyd 1994-9-20 8252 Los Angeles Upper Bouquet Canyon, ca 2225 m WCW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, 993 Comment
  CAS-BOT-BC272417  Leptochloa fusca subsp. uninervia John Thomas Howell 1927-9-30 3127 Los Angeles Los Angeles River Comment
  RSA352727  Leptochloa fusca subsp. uninervia Geo. L. Moxley 1917-9-19 639 Los Angeles In street, Oakwood, between Harward and Hobart, Los Angeles. Comment
  RSA469956  Leptosiphon aureus L. C. Wheeler 1932-4-9 564 Los Angeles 4 mi. WSW Fairmont, Antelope Valley. 915 Comment
  RSA0060767  Leptosiphon aureus subsp. aureus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6824 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  SEINET13386996 Image available Leptosiphon breviculus R. G. Swinney 2011-1 15036 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 (Chilao Flat 7.5' Q.) (T3N R11W S27) 1585 Comment
  RSA0105013  Leptosiphon ciliatus R. G. Swinney 2011-6-22 15268 Los Angeles San Gabriel Mountains: 1/4 mile east of Mt. Mooney, summit at jct. of FS Rd. 3N15 & FS Rd. 3N15A, 500 meters NW of Stony Ridge Observatory, 0.65 miles east of Angeles Crest Hwy. 1720 Comment
  UCR271193  Leptosiphon ciliatus R. G. Swinney 2011-6-6 14994 B Los Angeles San Gabriel Mountains, Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  LA202233  Leptosiphon liniflorus Arthur C. Gibson; 2005-6-29 5041 Los Angeles SANTA MONICA MOUNTAINS, Agoura Hills, Cornell Corner opposite Cornell Way. Comment
  CHSC95794  Leptosyne bigelovii LeRoy Gross 2005-5-3 2204 Los Angeles Transverse Ranges; San Gabriel Mountains region: West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road. Near 34.36587N, 117.86280 W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. (Valyermo 7.5 Quad: T4N, 5N R9W, 10W S6, 1, 31, NW1/4 of 6, NE1/4 of 1, SW1/4 of 31.) Alt.: 1085-1215m/3560-3984ft. 1150 Comment
  SJSU2491  Leptosyne bigelovii H. L. Buckalew 1962-4-18 Los Angeles Mohave Desert between Vincent & Little Rock Comment
  CAS-BOT-BC339294  Lessingia glandulifera var. glandulifera Le Roy Abrams; E. A. McGregor 1908-6-30 517 Los Angeles Palmdale, Mojave Desert 914 Comment
  POM361800  Lessingia glandulifera var. glandulifera Fay A. MacFadden 1931-7-8 3080 Los Angeles Pacoima Wash, San Fernando Valley Comment
  UCR259920  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-6-1 13080 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
  SD230174  Lessingia lemmonii var. peirsonii Steve Boyd, Laura Moore, Mike Wall 1997-7-24 10022 Los Angeles Liebre Mountains Region: Summit of Liebre Mountain, saddle between Richardson and Bear canyons, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). 1646 Comment
  SBBG33439  Leymus cinereus A. D. E. Elmer -Jun-1902 3662 Los Angeles Lancaster Comment
  POM365322  Leymus condensatus Anstruther Davidson 1917-05 3242 Los Angeles Los Angeles. Comment
  RSA226239  Leymus condensatus Gary D. Cromwell, David W. Wheat 1971-7-1 699 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 396 Comment
  RSA584597  Leymus condensatus Timothy S. Ross, Orlando Mistretta 1993-5-26 7303 Los Angeles W end of the San Gabriel Mountains: near head of upper E Fork Wilson Canyon just E of 'Lupine Saddle', ca. 780 meters E of Wilson Canyon Saddle. 976 Comment
  RSA612224  Lilium humboldtii subsp. ocellatum Louis C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport 1402 Comment
  RSA656673  Lilium humboldtii subsp. ocellatum G. Pitto 1980-6-8 50 Los Angeles At base of trail, south end of Hinderberg Park [Crescenta Valley Park] bottom of Dunsmore Ave. La Crescenta. 518 Comment
  UC572236  Linanthus aureus A. D. Gifford 1935-3-27 520 Los Angeles Kings Canyon Tejon Quad. 1066 Comment
  UC1537460  Linanthus aureus Gordon H. True Jr. 1935-3-28 190 Los Angeles sw of Littlerock 944 Comment
  UC1124082  Linanthus breviculus Jerome S. Horton 1935-8-1 232 Los Angeles near Fern Canyon (Dry Lake); Cucamonga Quad. 1524 Comment
  PASA746  Linanthus breviculus Florence Brubaker Los Angeles Comment
  RSA595546  Linanthus californicus Alan Prather, Alice Hempel 1993-5-17 1348 Los Angeles Angeles National Forest, along Glendora Mountain Road, 3.2 km N of the entrance to the National Forest 549 Comment
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Jul 29 2010
  RSA599199  Linanthus californicus Scott D. White 1997-3-12 4764 Los Angeles NW of Zuma Beach. Encinal Cny Rd between P.C.H. and Mulholland Hwy. [range:] 34 deg. 3-6' N, 118 deg. 49-53' W. 305 Comment
  UCR113676  Linanthus ciliatus L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  RSA695502  Linanthus concinnus Valerie L. Soza, Sarah J. De Groot 2003-6-18 1686 Los Angeles Upper Little Rock Creek, along Rattlesnake Trail, approximatly 0.2 miles east from its junction with Burkhart Trail, WNW of Rattlesnake Spring, San Gabriel Mountains. 1738 Comment
  SDSU3181  Linanthus dianthiflorus A. H. Gallup 1949-3-18 347 Los Angeles Claremont - open fields on Amherst Avenue. 366 Comment
  UC52729  Linanthus parviflorus H. M. Hall 1902-5-10 3252 Los Angeles Chatsworth Hills Comment
  UCR275029  Linanthus parviflorus Michael Honer, Mary Ann Hasskamp 2006-4-19 2208 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  RSA400308  Linaria bipartita Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  RSA400296  Linaria canadensis var. texana Reid V. Moran 1941-2-28 656 Los Angeles Santa Catalina Island, Johnson's Valley 100 Comment
  RSA400301  Linaria canadensis var. texana Thekla Mohr 1897-04 s.n. Los Angeles San Gabriel. [the city of?] Comment
  RSA400382  Linaria canadensis var. texana Edwin Kline 1924-4-19 s.n. Los Angeles Near Brookside Park, Pasadena Comment
  RSA661091  Linaria canadensis var. texana Orlando Mistretta 1992-4-5 203 Los Angeles Guds, San Clemente Island. Comment
  UCSB42849  Linaria maroccana Green, Lisa 1980-5-30 Los Angeles 1/4 mi. N. of the Simi Valley Freeway near; Iverson Rd 426 Comment
  UCR189383  Lithophragma R. G. Swinney 1998-5-30 6179 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UC73123  Lithophragma affine Pupils of Los Angeles High School 1903-5 Los Angeles near South Pasadena; near South Pasadena Comment
  CLARK-A1528-4106  Lithophragma heterophyllum John C. Roos 1942-4-18 1083 Los Angeles San Gabriel Mountains Comment
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Aug 22 2016
  RSA475302  Lithophragma maximum R. M. Beauchamp 1979-4-28 s.n. Los Angeles San Clemente Island: Bryce Canyon. 137 Comment
  UCR185397  Lithophragma parviflorum A. C. Sanders, T. B. Salvato 2007-4-25 33550 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  RSA0087308  Lobelia dunnii var. serrata R. G. Swinney 2010-9-13 13840 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  RSA656252  Lobularia maritima Peter Dedlow 1976-4-27 8 Los Angeles Verdugo Mountains: South side of house, 1540 Ridgeway Drive, Glendale. Comment
  UCR205849  Loeseliastrum matthewsii R. G. Swinney 2008-5-8 8819 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UC1109345  Lolium multiflorum Peter H. Raven 1962-4-12 17348 Los Angeles Wilson Cove San Clemente Island (near docks); , Wilson Cove 15 Comment
  RSA151226  Lolium temulentum P. H. Raven 1962-4-11 17293 Los Angeles Near airfield at north end of island, San Clemente Island 30 Comment
  UCR2527  Lolium temulentum F. M. Reed 1920-4-11 4454 Los Angeles Reeves Ranch south of Covina 305 Comment
  SBBG59718  Lomatium dasycarpum subsp. dasycarpum R. Hoffmann 1931-5-4 Los Angeles north Bouquet Cyn Comment
  SD231183  Lomatium mohavense Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 48 Los Angeles Transerves Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. 1444 Comment
  UC1537172  Lomatium nevadense var. parishii Gordon H. True Jr. 1935-3-27 176 Los Angeles 5 mi. s.w. Palmdale 914 Comment
  SD82875  Lomatium nevadense var. parishii R. F. Thorne, M. Z. Thorne 1969-7-9 38543 Los Angeles San Gabriel Mountains, Angeles National Forest, summit if Table Mountain above Big Pines Ranger Station 2135 Comment
  UCR194139  Lomatium utriculatum A. C. Sanders 2008-4-25 35106 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1000 Comment
  CAS-BOT-BC240480  Lonicera hispidula Steven A. Junak 1997-9-27 SCI- 964 Los Angeles San Clemente Island: E side of island, just inland from mouth of Eagle Canyon 15 Comment
  SBBG118153  Lonicera hispidula var. vacillans F. R. Fosberg 1931-5-12 4851 Los Angeles Hay Press [Haypress] 350 Comment
  LA200350  Lonicera subspicata Carl Clawson Epling; M. Epling May 1925 sn Los Angeles Mint Canyon Comment
  UC1745899  Lonicera subspicata var. denudata Annetta M. Carter, Arthur Carter 1935-9-8 954 Los Angeles Canyon at head of Auburn Ave. Sierra Madre. 381 Comment
  SBBG128810  Lotus corniculatus M. L. Hoefs, S. A. Junak, J. Takara, M. Gay 1995-7-12 2363 Los Angeles lower Cottonwood Cyn from rd to beach 6 Comment
  RSA90354  Lotus crassifolius var. crassifolius F. W. Peirson 1923-5-26 4075 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1890 Comment
  RSA592013  Lotus hamatus Mark Hoefs, Doug Propst 1973-4-6 147 Los Angeles Middle of Cape Canyon, Santa Catalina Island. 305 Comment
  UCR125480  Lotus hamatus A. C. Sanders, Mark Elvin 2003-4-14 25954 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
  POM175392  Lotus heermannii var. heermannii Helen E. Sweet 1930-7-12 s.n. Los Angeles Above Pine Flats. Comment
  RSA776784  Lotus heermannii var. heermannii Orlando Mistretta, Christine Mistretta 2010-6-15 5303 Los Angeles Transverse Ranges; San Gabriel Mountains region: Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, 0.68 road miles N of junction with Upper Big Tujunga Canyon Road. 1045 Comment
  SFV16883  Lotus heermannii var. heermannii J. N. Hogue, B. Houck, B. Kanno 1997-6-18 84 .6 Los Angeles San Gabriel Mountains Gleason Canyon, near Mount Gleason. Roadside. 1700 Comment
  RSA0098369  Lotus nevadensis R. G. Swinney 2011-6-6 14998 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  POM1868  Lotus nevadensis var. davidsonii L. R. Abrams 1901-07 1880 Los Angeles Wilson's Peak Comment
  RSA0096798  Lotus oblongifolius R. G. Swinney 2011-10-10 15728 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1537 Comment
  UCR194602  Lotus oblongifolius R. G. Swinney 1998-7-24 6567 Los Angeles San Gabriel Mtns., upper Fish Fork of San Gabriel River 1585 Comment
  UC57390  Lotus purshianus var. purshianus J. H. Barber 1897-6-27 199 Los Angeles Aliso Canyon Comment
  UCR51976  Lotus salsuginosus Steve Boyd, T. S. Elias 1987-4-14 2066 Los Angeles San Gabriel Mtns., ridge between Pine Mtn. and Silver Mtn., south of Rincon - Red Box Road, north of Glendora Comment
  POM199554  Lotus scoparius I. W. Clokey, B. C. Templeton 1929-05 4480 Los Angeles Dry ridge 200 Comment
  RSA498653  Lotus scoparius William Greenberg 1939-7-24 s.n. Los Angeles Santa Monica Canyon. Comment
  RSA659798  Lotus scoparius var. scoparius Brian McColgan 1988-5-19 24 Los Angeles Evey Canyon. 1 mile N of Padua on Mt. Baldy Rd. 854 Comment
  RSA498735  Lotus strigosus Dorothy Davis 1923-4-29 s.n. Los Angeles La Canada. Comment
  RSA579141  Lotus strigosus T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, Darin Banks, Megan Tommerup 1994-3-28 7434 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  UCR95320  Lotus strigosus L. C. Wheeler 1967-4-30 9237 Los Angeles San Gabriel Mtns, Limekiln Canyon 564 Comment
  RSA592348  Lotus strigosus P. H. Raven 1962-3-27 17001 Los Angeles just north of Palos Verdes 91 Comment
  RSA406265  Lotus unifoliolatus H. C. Ackley 1917-05 s.n. Los Angeles Mulholland Drive. Comment
  CAS-BOT-BC201207  Lupinus P. A. Munz 1923-8-31 7677 Los Angeles Swartout [Swarthout] Valley, San Gabriel Mts. 2575 Comment
  RSA748452  Lupinus Orlando Mistretta 1992-7-6 s.n. Los Angeles Kratka Ridge, spring by road. Comment
  UCR209159  Lupinus Dan S. Cooper 2009-1 s.n. Los Angeles South Coast, Sand Dune Park, Manhattan Beach 27 Comment
  SDSU4642  Lupinus albifrons R. M. Beauchamp 1967-3-20 367 Los Angeles Road south of Avalon. Santa Catalina Island. Comment
  SBBG18732  Lupinus albifrons var. douglasii E. R. Blakley 1963-4-7 5536 Los Angeles Farnsworth Spring, NW of Avalon on the island rd 365 Comment
  UC201987  Lupinus arboreus D. W. Sturges 1916-4-25 705 Los Angeles Claremont Comment
  SEINET10488492  Lupinus arboreus David B. Dunn 1957-5-18 Dunn s.n. Los Angeles Plants 3 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6846 x 6450 - santa catalina Comment
  OBI70599  Lupinus bicolor Steve Boyd, Lauren Raz 1997-3-31 9446 Los Angeles Liebre Mtns Region: Knapp Ranch area at upper end of Castaic Crk drainage in broad alluvial valley at head of Cienaga Cyn, S of Liebre mtn. T7N R17W NE 1/4 sec 22 1158 Comment
  SBBG71251  Lupinus bicolor R. Hoffmann 1925-4-19 Los Angeles Antelope Valley to Elizabeth Lake Comment
  UC201089  Lupinus bicolor Katharine Brandegee Los Angeles Santa Catalina Comment
  UCR280882  Lupinus bicolor R. G. Swinney 2014-5-15 16531 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  UCR281331  Lupinus bicolor R. G. Swinney 2014-5-15 16522 Los Angeles San Gabriel Mountains, Azusa Peak, 0.06 mile south of Glendora Ridge Motorway, 1.34 miles due east of Hwy. 39, 0.15 mile east of Garcia Trailhead 630 Comment
  PASA810  Lupinus bicolor Sally Ellis 1939-3-24 Los Angeles Claremont Comment
  SBBG98528  Lupinus bicolor T. Ross 1991-5-21 5387 Los Angeles upper E branch of Box Cyn, affected by recent burn Comment
  POM350025  Lupinus bicolor subsp. microphyllus M. B. Dunkle 1939-4-6 7321 Los Angeles San Clemente Island, High Terrace. Comment
  SEINET10484877  Lupinus bicolor subsp. microphyllus Robert F. Thorne 1971-4-2 Thorne 41419 Los Angeles San gabriel mountains. Johnson's pastures, n of mountain ave 549 Comment
  SD39049  Lupinus chamissonis Edith A. Purer 1931-2-21 98 Los Angeles El Segundo Comment
  UCR220246  Lupinus concinnus R. G. Swinney 2009-4-28 10519 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  RSA0115073  Lupinus concinnus Steven A. Junak, Keri Kirkland 2001-4-13 SCa- 1436 Los Angeles Santa Catalina Island. At top of coastal bluffs, overlooking Empire Quarry site. 238 Comment
  UCD107644  Lupinus elatus Victor Duran 1933-7-26 3535 Los Angeles Buckhorn, San Gabriel Mts. Comment
  UCR274619  Lupinus elatus Daisie Huang 2006-7-16 60716- 01 Los Angeles San Gabriel Mountains, 138 alternate, south of Hwy 2 1893 Comment
  RSA0057914  Lupinus excubitus Richard G. Swinney 2010-3-30 12113 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  UCR209926  Lupinus excubitus subsp. austromontanus R. G. Swinney 2008-7-15 9204 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  CAS-BOT-BC216659  Lupinus excubitus subsp. hallii Ralph Hoffman 1929-4-26 s.n. Los Angeles Mint Canon [Canyon] Comment
  SEINET7063091 Image available Lupinus formosus A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  RSA503810  Lupinus formosus var. formosus N. C. Cooper 4200 Los Angeles Mt Baldy Resorts. 915 Comment
  CATA2304  Lupinus guadalupensis Howard L. Ferguson 1980-4-3 106 Los Angeles San Clemente Island: Just N of Eel Pt. on Westhore Rd. 15 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
  POM2496  Lupinus hirsutissimus C. F. Baker 1904-4-1 4096 Los Angeles Claremont. Comment
  RSA199032  Lupinus hirsutissimus W. M. Gauntt 1966-4-30 167 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  RSA656434  Lupinus hirsutissimus Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 698 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 579 Comment
  LA33643  Lupinus hirsutissimus Henry J. Thompson; 1959-4-12 1922 Los Angeles 304 Comment
  RSA413732  Lupinus inyoensis Robert Kessler 1921-6-1 s.n. Los Angeles Mt. Markham. Comment
  SEINET10489284  Lupinus latifolius subsp. parishii Griesel 1986-5-14 GRIESEL s.n. Los Angeles San gabriel mtns, upper placerita canyon, beside dense alder thicket, near stream in full sun. 640 Comment
  RSA519405  Lupinus longifolius M. V. Hood 1940-4-7 s.n. Los Angeles Between San Fernando and Newhall 427 Comment
  RSA91322  Lupinus longifolius F. W. Peirson 1920-5-6 7724 Los Angeles Fish Canyon, S base of San Gabriel Mts 777 Comment
  SEINET10485620  Lupinus longifolius Payne 1948-1 PAYNE 18882 Los Angeles Origin palos verdes hills. Garden plant # 6457 from 5879. Comment
  RSA19104  Lupinus microcarpus var. microcarpus P. A. Munz 1923-5-27 6880 Los Angeles Rock Creek 1296 Comment
  RSA350742  Lupinus moranii Reid V. Moran 1941-2-18 587 Los Angeles San Clemente Island: Middle Ranch Creek 30 Comment
  SBBG133527  Lupinus nanus R. Burges and P. Munro 2005-4-22 6787 Los Angeles Hungry Valley SVRA, Grassland Preserve off Powerline Rd 1280 Comment
  RSA641672  Lupinus peirsonii Orlando Mistretta 1993-7-6 930 Los Angeles San Gabriel Mountains: Dawson Saddle Trail 2475 Comment
  UCSB12039  Lupinus peirsonii Dearing, Hugh; Dearing, Margaret 1949-5-1 Los Angeles Rock Creek, San Gabriel Mts. Comment
  UCSB71776  Lupinus peirsonii Gross, LeRoy; Denslow, Michael 2003-6-4 Los Angeles Transverse Ranges; San Gabriel Mountains Region; southeast of Dawson Saddle, north side of Angeles Crest Highway (Hwy. 2); Near 34.36567N, 117.80069W (Crystal Lake 7.5 Quad.: T3N R9W S10, NE1/4, NE1/4) UTM Zone; 3802799N 042637E 2439 Comment
  POM2611  Lupinus sparsiflorus subsp. sparsiflorus Philip A. Munz 1918-5-16 2251 Los Angeles Claremont. Comment
  RSA414262  Lupinus sparsiflorus subsp. sparsiflorus Anstruther Davidson 1890-04 s.n. Los Angeles Near Burbank Comment
  CHSC34432  Lupinus succulentus John A. Hall 1971-3-19 15 Los Angeles Los Angeles, ca. 500 yds. NW of California State College at L.A. 60 Comment
  RSA414363  Lupinus truncatus Anstruther Davidson 1894-04 s.n. Los Angeles Catalina Island Comment
  SBBG31476  Lupinus truncatus R. F. Thorne 1966-4-7 39551 Los Angeles Cherry Valley 60 Comment
  RSA669699  Lupinus truncatus LeRoy Gross, Naomi Fraga, Bill Hogshead 2002-3-21 493 Los Angeles Southwest side; South of La Tuna Canyon Road, at end of Morning Glow Way. Burbank 7.5 Quad. 412 Comment
  RSA774243  Lycium cooperi R. G. Swinney 2009-5-5 10642 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing. 951 Comment
  RSA281207  Lycium ferocissimum T. C. Fuller 1979-1-16 20255 Los Angeles Playa del Rey, 400 m north of 431 East Culver Blvd. Comment
  SEINET10818932  Lycopersicon esculentum Mary Merello, Heidi H. Schmidt 1999-12-5 Merello 2588 Los Angeles City of Pasadena. Trader Joe's, 610 S. Arroyo Pkwy. Comment
  UC11397  Lyonothamnus floribundus subsp. floribundus Blanche Trask July, 1896 Los Angeles Avalon Santa Catalina Island Comment
  CATA49  Lysimachia arvensis USC Wrigley Interns: Miller Zou, Alexandria Cheung, Daniel Kasang, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 28 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  RSA188373  Madia exigua R. F. Thorne, Percy C. Everett 1965-6-22 34909 Los Angeles Santa Catalina Island, above Avalon. 152 Comment
  CAS-BOT-BC343064  Madia gracilis P. A. Munz; R. D. Harwood 1920-5-17 3971 Los Angeles Topango [Topanga] Canyon, Santa Monica Mts. 152 Comment
  UCR11944  Madia gracilis H. J. Thompson 1959-5-24 2023 Los Angeles Western Transverse Range; Santa Monica Mtns., 0.6 mi ENE of peak, Saddle Peak 701 Comment
  UCR124560  Madia gracilis B. C. Templeton 1932-6-1 4870 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2330 Comment
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Jan 7 2013
  CAS-BOT-BC206228  Malacothamnus fasciculatus Le Roy Abrams 1901-4-2 1246 Los Angeles Cahuenga Pass Comment
  RSA754224  Malacothamnus fasciculatus Ellen Mackey, Blake Whittiington 2006-9-28 NFWF- 1767 Los Angeles Tanbark Flats, San Gabriel Watershed, Forest Service area 838 Comment
  SD60408  Malacothamnus fasciculatus Peter H. Raven 1962-5-20 17778 Los Angeles Santa Catalina Island, near Bird Park, Avalon Comment
  UC1595304  Malacothamnus fasciculatus var. fasciculatus Tim Ross 1992-4-27 6237 Los Angeles S side of Indian Hill Mesa Claremont, Indian Hill Mesa 393 Comment
  CAS-BOT-BC206367  Malacothamnus fremontii Ernest C. Twisselmann 1966-7-13 12617 Los Angeles Cuddy Canyon Road at the Ridge Route Freeway - San Emigdio Range and the Mt. Pinos Region 1188 Comment
  RSA703158  Malacothamnus fremontii Scott D. White 2004-8-11 10705 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  JEPS32965  Malacothrix californica E. R. Blakley 1958-5-9 2266 Los Angeles hills 2 mi e Gorman 1097 Comment
  UCR275037  Malacothrix californica Michael Honer, Rachel Woodard, Teresa Salvato, Mary Ann Hasskamp 2006-4-11 2173 Los Angeles Tehachapi Mountain Area, Oso Canyon; c. 1.5 miles north of Quail Lake, 1/2 mile west of cement plant road, north of Oso Cyn. stream 1037 Comment
  UCR190244  Malacothrix clevelandii R. G. Swinney 2000-5-28 7787 Los Angeles San Gabriel Mtns., NE of Azusa, Rincon Redbox Road 2.1 mi. SW of Hwy 39 at Rincon Station 732 Comment
  UC33277  Malacothrix coulteri Dr. A. Davidson May 1895 Los Angeles Antelope Valley Comment
  RSA0088252  Malacothrix saxatilis R. G. Swinney 2010-5-25 12962 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  CAS-BOT-BC347912  Malacothrix saxatilis var. tenuifolia L. R. Abrams 1899-3-30 s.n. Los Angeles Sepulverda Canon [Sepulveda Canyon], Santa Monica Mts. Comment
  CAS-BOT-BC167858  Malosma laurina Carl B. Wolf 1927-7-24 678 Los Angeles Chevy Chase Drive between Flintridge & Glendale Comment
  SBBG71085  Malosma laurina M. N. Ackley -Jun-1928 5 Los Angeles Eagle Rock 243 Comment
  CDA20765  Malva nicaeensis M. O'Brien 2006-5-28 s.n. Los Angeles El Pescador State Beach, Malibu. Comment
  RSA652804  Malva parviflora S. Koukol, R. Koukol 1998-5-3 32 Los Angeles La Verne, Foothill Blvd., 75 m W. of Wheeler Avenue. 334 Comment
  RSA746777  Malva parviflora R. G. Swinney 2008-4-17 8680 Los Angeles San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  SBBG98085  Malva parviflora T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5105 Los Angeles above Nots Pier on rd near the top of the E escarpment, 1400 ft NNW of the 553 ft Benchmark 138 Comment
  SFV15660  Malva sylvestris A. G. Hile 1992-5-10 1 Los Angeles Santa Monica Mountains Malibu, Charmlee Park. Near entrance. 400 Comment
  RSA0080767  Manihot grahamii R. G. Swinney 2010-6-11 13248 Los Angeles Azusa/Duarte, walking path under the Puente Largo RR bridge, main channel of San Gabriel River Wash, 0.5 mile north of Foothill Blvd. 184 Comment
  RSA0091071  Marah macrocarpa R. G. Swinney 2011-4-9 14366 Los Angeles NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  UC890414  Marah macrocarpa Marcus E. Jones, A. M. 1882-2-25 3351 Los Angeles Pasadena Comment
  UCD107547  Marah macrocarpa Gordon Pilone 1961-3-22 6 Los Angeles Wash area of Pomona College in Claremont. 365 Comment
  UCR281338  Marah macrocarpa R. G. Swinney 2014-5-21 16626 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  SFV15545  Marah macrocarpa R. K. Stachelek 1992-4-4 7 Los Angeles Sylmar. Stetson Ranch Park off Glenoaks. Comment
  RSA0055782  Marah macrocarpa var. macrocarpa R. G. Swinney 2010-4-28 12429 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  RSA533418  Marrubium vulgare Tim S. Ross 1991-4-21 4527 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  SEINET4044529  Marrubium vulgare D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  RSA608716  Marrubium vulgare Louis C. Wheeler 1931-3-31 s.n. Los Angeles Huntington's Grove, [Vicinity of Claremont]. Comment
  UCD125010  Marrubium vulgare Gary Wallace 1966-5-10 530 Los Angeles Fish Canyon along the San Gabriel River bed. Comment
  SBBG32088  Matricaria discoidea R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -191 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  SBBG54356  Matricaria discoidea L. Berinstein 1967-5-18 26 Los Angeles Blanchard Park, Pomona College, Claremont 335 Comment
  RSA719059  Matricaria matricarioides R. G. Swinney 1998-4-13 5949 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  POM266319  Matricaria matricarioides J. C. Roos 1942-3-23 1089 Los Angeles Zonal St. Comment
  POM362439  Matricaria matricarioides Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  POM362443  Matricaria matricarioides Robert Gustafson 1981-5-13 2210 Los Angeles Ballona Wetlands, Area 1 Comment
  POM6037  Matricaria matricarioides M. Howland s.n. Los Angeles Claremont. 365 Comment
  LA210149  Medicago polymorpha Monte Lloyd; 1950-7-31 500731p- 1245 Los Angeles Santa Monica Mountains, UCLA campus 121 Comment
  POM18754  Medicago polymorpha Philip A. Munz 1923-4-9 6691 Los Angeles Near Lemon Tank, Santa Clemente Island. Comment
  RSA652175  Medicago polymorpha A. E. Hersh 1950-7-2 s.n. Los Angeles 4111 Wade St., Venice. 30 Comment
  SDSU5046  Medicago polymorpha Gerald Collier 1951-4-7 3688 Los Angeles Edge of beach 80 yards from shore in sand. Zuma beach north of Malibu just off U.S. highway 101. Comment
  CHSC106485  Medicago sativa K. Dobry 1991-6-24 733 Los Angeles At Soka Univ. Santa Monica Mts. Las Virgenes and Mulholland Hwy. Comment
  RSA725895  Melica imperfecta A. C. Sanders 2003-5-1 26246 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  SD70965  Melica imperfecta R. Mitchell Beauchamp 1967-3-17 Los Angeles Growing around area above Lemon Tank, San Clemente Island Comment
  UCR265519  Melica imperfecta Dan S. Cooper 2015-3-3 315- 15 Los Angeles Los Angeles Basin/Western Transverse Range, open space just west of Griffith Park, reached from end of Primera Ave. 305 Comment
  SEINET10926311  Melica imperfecta var. flexuosa Timothy S. Ross, Steve Boyd 1994-5-25 Ross 7936 Los Angeles Necktie Basin: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from 600-800 m WSW of Summit. Warm Springs Mtn 7.5' USGS Quadrangle; T6N R16W (sections not demarcated). More-or-less flat-bottomed basin of cobbly and gravelly sedimetnary soil. Slopes recovering from burn of 4-5 years earlier; mostly chaparrel elements on slopes. Of note are dead remains of Juniperus californica throughout the lower portions of the basin which have not survived the fire and do not appear to be regenerating. Basin heavily infested with annual, non-native grasses which may have carried the fire and intensified its effects against the original juniper community. Comment
  RSA777531  Melica stricta R. G. Swinney 2009-5-20 10829 Los Angeles Pechner Canyon, SE of community of Juniper Hills 1463 Comment
  JEPS65550  Melilotus albus Elizabeth Day Palmer 1908-7-29 Los Angeles Los Angeles Comment
  POM348164  Melilotus albus Bonnie C. Templeton 1934-10-13 4811 Los Angeles Los Angeles River Comment
  UCSB18822  Melilotus albus Keith, Sheldon 1963-4-8 Los Angeles Indian Peak Road and Crenshaw Blvd., Palos Verdes Estates 76 Comment
  POM348178  Melilotus indicus F. R. Fosberg 1930-6-23 2995 Los Angeles Del Rey. 2 Comment
  RSA659817  Melilotus indicus Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-4 112 Los Angeles San Clemente Island. Comment
  UCR101713  Mentzelia B. G. Pitzer 1998-5-23 3760 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA597890  Mentzelia affinis R. M. Beauchamp 1972-3-24 3216 Los Angeles W side of Canyon, San Clemente Island. 100 Comment
  LA210629  Mentzelia affinis Shirley Fish; 1954-4-24 sn Los Angeles Comment
  RSA729312  Mentzelia congesta R. G. Swinney 1998-7-2 6220 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  IRVC29189  Mentzelia laevicaulis June Latting 1976-10-6 s.n. Los Angeles Big Rock Creek Fire Station, Fenner Canyon San Gabriel Mountains 1585 Comment
  UCR277019  Mentzelia laevicaulis R. G. Swinney 2010-9-30 13911 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
  POM17790  Mentzelia laevicaulis P. A. Munz 1923-8-31 7679 Los Angeles Ridge south of Swartout Valley, San Gabriel Mountains. 2576 Comment
  JEPS112752  Mentzelia micrantha Dean W. Taylor 2002-4-30 18022 Los Angeles upper headwaters Haskell Canyon, Del Sur Ridge, Angeles National Forest 609 Comment
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Nov 8 2011
  LA82380  Mentzelia micrantha O. H. Kappler; 1944-4-30 598 Los Angeles Santa Monica Mountains, Latigo Canyon 121 Comment
  SBBG31386  Mentzelia micrantha R. F. Thorne 1966-6-1 36470 Los Angeles opposite Pebbly Beach terminal 7 Comment
  SD38194  Mentzelia micrantha Edith A. Purer 1935-5-11 6569 Los Angeles Along the Malibou Road, Santa Monica Mountains. Comment
  RSA314582  Mentzelia veatchiana Robert F. Thorne, C. W. Tilforth 1973-4-20 43034 Los Angeles San Gabriel Mts., Mojave Desert slopes: ridge N of Shoemaker Canyon, 3 mi. WNW of Mile High & c. 1.5 mi E of Big Rock Springs 1372 Comment
  RSA718288  Mentzelia veatchiana R. G. Swinney, Dave Larson 1996-7-17 5127 Los Angeles San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
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Jun 26 2010
  UCR91565  Mentzelia veatchiana A. C. Sanders, E. J. Lawlor 1988-4-3 7753 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  UC851880  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 S 4891 Los Angeles Little Harbor; Santa Catalina Island, Little Harbor 2 Comment
  UCR186872  Microseris douglasii A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32070 Los Angeles Tehachapi Mtns. Foothills, along the road to the National Cement Plant, north of Hwy 138 and the California Aqueduct at the crossing of Oso Canyon 976 Comment
  UCR274099  Microseris heterocarpa Steven A. Junak 1999-4-23 SCa- 853 Los Angeles California Islands, Santa Catalina Island. Plant stop 348 Comment
  POM363437  Microseris heterocarpa Michael A. Vincent 1963-4-25 321 Los Angeles Intersection of Mulholland Hwy. and Old Topanga Canyon Rd. 0.5 mi. from the road in a mountain meadow. Growing in large patches. Comment
  UC65038  Microseris sylvatica S. B. Parish June, 1887 1901 Los Angeles Elizabeth Lake Comment
  OBI70924  Microsteris gracilis Steve Boyd, Lauren Raz 1997-3-26 9327 Los Angeles Liebre Mts Region: Portal Ridge N of Lake Hughes, upper end of Myrick Cyn drainage along Lakeview Rd 1134 Comment
  RSA469892  Microsteris gracilis Fay A. MacFadden 1931-03 2599 Los Angeles Mint Canyon, Palmdale side. Comment
  LA35263  Mimulus aurantiacus Mary V. Hood; 1936-4-26 36 5 - Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  SDSU10750  Mimulus aurantiacus A. H. Gallup 1948-6-30 154 Los Angeles Mouth of Cobalt Canyon. 610 Comment
  RSA156030  Mimulus aurantiacus var. parviflorus Peter H. Raven 1962-5-10 17712 Los Angeles Rock walls of large canyon north of Thirst, San Clemente Island 274 Comment
  UC943859  Mimulus aurantiacus var. pubescens H. E. McMinn, M. Van Rensselaer 1945-6-10 1913 B Los Angeles e Whittier (near summit of grade); Turnbull Canyon Comment
  UCSB11266  Mimulus aurantiacus var. pubescens Hancock, Dan 1961-3-31 Los Angeles .4 mi. SE. of Coach Rd; on Haypress Canyon Rd; 4.3 mi. from Avalon Comment
  UCSB7527  Mimulus aurantiacus var. pubescens Wedberg, H. 1958-3-9 Los Angeles one mile N of Chatsworth Comment
  POM183625  Mimulus aurantiacus var. pubescens J. Ewan 1929-5-18 3418 Los Angeles 1 mile above mouth of Los Flores Canyon. 84 Comment
  UC885726  Mimulus aurantiacus var. puniceus Carl B. Wolf 1932-10-4 4218 Los Angeles below road and above Airport; Santa Catalina Island, Hamilton Canyon 22 Comment
  LA209126  Mimulus aurantiacus var. puniceus F. R. Fosberg; 1930-7-12 8121 Los Angeles Santa Catalina Island, Can. above Villa Park, Avalon 30.0 Comment
  UCR88618  Mimulus brevipes Scott D. White, Chet McGaugh 1995-5-16 3085 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  SEINET203380 Image available Mimulus brevipes Isabella Tavares, Valera Brinson 1962-4-16 255 Los Angeles Bouquet (Boquet) canyon rd 3 mi S of Boquet Canyon Guard Station Comment
  LA32125  Mimulus cardinalis Peter H. Raven; 1959-10-25 14690 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, 1.6 mi N of the Coast Hwy. 137 Comment
  UC1870294  Mimulus cardinalis LeRoy Gross, Wayne Law 2000-8-8 254 Los Angeles Big Tujunga Wash/Verdugo Mountains Region.; E of Hansen Dam, entered at Orcas Ave, hiked E of Orcas park along river (just N of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  UC56258  Mimulus cardinalis Ernest Braunton July 1902 549 Los Angeles Arroyo Seco Comment
  RSA165694  Mimulus constrictus Brian C. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Road between Liebre Camp and Sawmill Camp. 1463 Comment
  UCR110878  Mimulus floribundus A. C. Sanders, D. Malueg, K. D. Jones 1998-6-22 22008 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
  UCR259608  Mimulus floribundus R. G. Swinney 2010-9-7 13689 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA0102534  Mimulus fremontii Richard G. Swinney 2011-5-16 14740 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SSE of Colby Ranch Rd. & FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150 m N of lodge on SW-facing slope, E of swimming pool. 1220 Comment
  RSA595467  Mimulus fremontii Louis C. Wheeler 1967-5-12 9473 -A Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  SEINET7072904  Mimulus fremontii A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Range Mountains southeast of Bobs Gap on Big Pines Road. Coordinate datum: WGS84/NAD83. (34? deg. 24' 59" North Latitude, -117? deg. 68' 56" West Longitude; UTM Zone 11, 428121mE, 3808400mN, Coordinate datum: NAD27.). Comment
  UC61534  Mimulus fremontii var. fremontii Ernest Braunton May 1904 913 Los Angeles Glendale to Burbank Comment
  POM62  Mimulus guttatus P. A. Munz 1918-4-5 2021 Los Angeles Pomona. Comment
  RSA797956  Mimulus guttatus E. A. Purer 1935-5-11 6575 Los Angeles Malibu Road, [Santa Monica Mountains] Comment
  NY90725  Mimulus inconspicuus Collector unspecified s.n. Los Angeles Comment
  CDA41783  Mimulus johnstonii S. E. Schoenig 1998-6-2 98 -55 Los Angeles Northeast side of road, 3.0 [miles] along 4N11 (Big Rock Creek Road) from Valyermo-Big Pine Road. Angeles National Forest. Comment
  UCR198569  Mimulus latidens A. C. Sanders 2005-5-11 30131 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
  SEINET12269982  Mimulus longiflorus C. L. Abbott 1926-1 3 Los Angeles Los Angeles Comment
  UCR119554  Mimulus palmeri L. C. Wheeler 1968-6-1 s.n. Los Angeles San Gabriel Mtns., Chilao Creek headwaters 1799 Comment
  UCR238640  Mimulus palmeri Anuja Parikh, Nathan Gale 2010-6-18 3341 Los Angeles Transverse Range; San Gabriel Mountains, upper Big Tujunga Canyon, 0.9 km north of State Hwy 2 (Angeles Crest Hwy) 0.3 km west of Upper Big Tujunga Canyon Road 1240 Comment
  UCR140959  Mimulus pilosus June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, South Fork, Big Rock Creek 1402 Comment
  UCR272838  Mimulus pilosus R. G. Swinney 2011-6-15 15198 D Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  UCR276985  Mimulus pilosus R. G. Swinney 2010-6-1 13139 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
  RSA65507  Minuartia douglasii F. W. Peirson 1919-4-19 367 Los Angeles Pacoima Canyon 548 Comment
  SD251761  Mirabilis M. B. Dunkle 1939-4-3 7235 Los Angeles San Clemente Island. Chenetti Canyon. 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
  PASA597  Mirabilis laevis Annetta Carter 1929-1-1 Los Angeles Base of Sierra Madre Mts. Comment
  UCR266183  Mirabilis laevis John Knapp, Denise Knapp 2003-5-10 55 Los Angeles Channel Islands, Catalina Island 427 Comment
  RSA787214  Mirabilis laevis J. D. Olmsted 1958-3-17 58 Los Angeles Johnson s Pasture Road with SW drainage along Thompson Creek 1.25 mi NW of intersection Indian Hill and Baseline, NW of Claremont. 473 Comment
  RSA674274  Mirabilis laevis var. crassifolia LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 709 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  UCR180369  Mirabilis multiflora Scott D. White, Pam Devries 2006-5-10 11422 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
  UC1602240  Monardella australis subsp. cinerea I. M. Johnston 1917-7-4 1449 Los Angeles s slope Baldy (Hard Scramble); San Antonio Mountains 2362 Comment
  UCR190735  Monardella breweri R. G. Swinney 2001-6-2 7963 Los Angeles San Gabriel Mtns./Mojave Desert, Juniper Hills area, plateau on east side of Cruthers Creek, 1.3 mi. south of Devils Punchbowl Rd. 1402 Comment
  CAS-BOT-BC219995  Monardella breweri subsp. lanceolata J. Ewan 1931-7-4 4737 Los Angeles Near Gold Creek Road, Pacoima Canyon, San Gabriel Mts. Comment
  UCR166081  Monardella exilis Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  RSA717785  Monardella lanceolata R. G. Swinney, Dave Larson 1996-7-17 5119 Los Angeles San Dimas Experimental Forest, east half (grass portion) of Browns Flst 1317 Comment
  RSA408592  Monardella lanceolata Samuel R. Tyson 1943-9-1 s.n. Los Angeles Brown s Flat, San Dimas canyon. 1250 Comment
  RSA401618  Monardella saxicola I. M. Johnston 1917-7-1 1440 Los Angeles Evey Canyon Comment
  RSA478837  Monolepis nuttalliana L. C. Wheeler 1933-4-27 1668 Los Angeles San Pedro Hills 304 Comment
  POM363550  Monolopia lanceolata J. Aug Kusche 1922-05 2080 Los Angeles Hard clay or gravelly soil, Mohave Desert. Comment
  UC849822  Mucronea californica Alice Eastwood 1906-6-5 352 Los Angeles near Los Angeles; Roscoe Comment
  RSA593588  Muhlenbergia asperifolia Steve Boyd, Orlando Mistretta, Valerie Soza 1996-6-12 8836 Los Angeles Liebre Mountains, Castaic Creek drainage upstream from confluence of Fish Canyon 549 Comment
  SBBG19162  Muhlenbergia microsperma M. A. Piehl 1963-12-7 631038 Los Angeles opposite Pyramid Head on SE tip of island 21 Comment
  UC76934  Muhlenbergia microsperma Geo. B. Grant June 1901 801 Los Angeles Altadena Comment
  UCR259366  Muhlenbergia microsperma R. G. Swinney 2010-4-23 12334 Los Angeles San Gabriel Mountains, lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary 610 Comment
  RSA0070068  Muhlenbergia microsperma Mark L. Hoefs, Robert Given 1992-4-16 1803 Los Angeles Santa Catalina Island: Wild Boar Gully. 152 Comment
  LA9692  Muhlenbergia richardsonis M. Lewis; 1933-7-20 3522 Los Angeles San Gabriel Mountains, Buckhorn 1981 Comment
  RSA230200  Muilla maritima Robert F. Thorne 1969-7-2 38222 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  UCR50728  Muilla maritima L. F. LaPre 1988-5-13 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi (airline) west of Lancaster in the San Andreas Rift. 1037 Comment
  POM1688  Muilla maritima Edmund M. Pease Jr. 1902-5-6 s.n. Los Angeles Claremont. 427 Comment
  RSA713724  Muilla maritima LeRoy Gross 2005-4-28 2135 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
  SEINET3243552  Muilla maritima Wesley O. Griesel 1961-1 Los Angeles Charleton Flats, San Gabriel Mts., Los Angeles County, California. 1524 Comment
  RSA0010804  Myoporum laetum Steven A. Junak 1981-7-31 SC 1 -53 Los Angeles San Clemente Island. NE end of island, along road to fuel dock pier at Dolphin Bay. 30 Comment
  SD81974  Myriopteris covillei L. H. Cook 1932-3-21 Los Angeles Banquet Canyon Comment
  POM4190  Nama stenocarpa L. R. Abrams 1899-04 340 Los Angeles Soldier s Home. Comment
  UC107194 Image available Nama stenocarpa Dr. H. E. Hasse Oct 1889 Los Angeles Soldiers Home Grounds Comment
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Dec 25 2006
  POM353179  Nassella cernua Gary D. Wallace 1979-4-19 1685 Los Angeles Mojave Desert, w. of Fairmont along Lancaster Rd. Comment
  CAS-BOT-BC65017  Nasturtium gambelii W. S. Lyon 1885-4-1 s.n. Los Angeles Cienaga near Santa Monica. Comment
  RSA647895  Nasturtium officinale LeRoy Gross, Wayne Law 2000-8-8 179 Los Angeles Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. Parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 325 Comment
  RSA258417  Nasturtium officinale C. W. Tilforth 1972-4-19 503 Los Angeles Rancho Santa Ana Botanic Garden. In and near trickle ponds on the mesa. Comment
  RSA784678  Navarretia fossalis Anonymous 1995-7-15 s.n. Los Angeles Cruzan Mesa, SW Sierra Pelona Mtns, off Vasquez Cyn Rd, NE of Saugus. Comment
  RSA468376  Navarretia jaredii Museum Jrs. 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  CAS-BOT-BC233561  Navarretia prostrata L. R. Abrams 1899-5-1 s.n. Los Angeles Inglewood Comment
  RSA0098372  Nemophila menziesii subsp. integrifolia R. G. Swinney 2011-6-6 14995 Los Angeles San Gabriel Mountains: Charlton Flats (= Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways 1616 Comment
  LA202608  Nemophila menziesii var. menziesii O. H. Kappler; 1941-4-8 190 Los Angeles Santa Monica Mountains, Sherman Oaks Comment
  UCR210433  Nerium oleander R. G. Swinney 2008-11-30 9879 Los Angeles San Gabriel Mtns., Azusa/Irwindale boundary, San Gabriel River Channel within 75 m of Foothill Blvd. bridge 177 Comment
  UCR277144  Nicotiana attenuata R. G. Swinney 2011-6-15 15209 Los Angeles San Gabriel Mountains, Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy 1631 Comment
  CATA2943  Nicotiana clevelandii Sarah Ratay, Peter Dixon 2010-6-11 123 Los Angeles Santa Catalina Island: Torqua Caves, growing at edge of main cave, in midden area 129 Comment
  RSA0037199  Nicotiana glauca Nghi Diep 1996-4-28 22 Los Angeles Durfee Ave, 1 mile E of jct with Santa Anita Ave. 2 miles W of jct of Interstate 605 with State Hwy 60. 67 Comment
  RSA657462  Nicotiana glauca L. Yamanaka 1979-6-5 107 Los Angeles Verdugo Mountains Region: 150 meters from Glendale City College Cafeteria, located on Mountain Ave. and Verdugo Blvd., Glendale; plant on trail starting from upper parking lot. Feet. Comment
  LA51853  Nicotiana glauca Virginia Mars; 1951-3-10 sn Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon Comment
  UC1584265  Nicotiana quadrivalvis Tim Ross and Steve Boyd 1990-6-6 2843 Los Angeles Green Valley Pasture San Francisquito Canyon, Lake Hughes U.S.G.S. 7.5' Quad. (in San Francisquito Canyon) 926 Comment
  POM48465  Nitrophila occidentalis F. W. Peirson 1924-10-19 5229 Los Angeles Clearwater. Comment
  UCR143178  Notholaena californica subsp. californica L. C. Wheeler 1932-6-26 878 Los Angeles San Gabriel Mtns, San Gabriel Canyon 335 Comment
  RSA0091980  Oenothera elata subsp. hirsutissima R. G. Swinney 2011-6-30 15414 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA191360  Oenothera elata subsp. hirsutissima Robert F. Thorne, M. Z. Thorne 1967-7-19 37196 Los Angeles San Gabriel Mountains, Angeles National Forest; Big Cienega Springs above Crystal Lake Recreation Area 1982 Comment
  UC115415  Oligomeris linifolia T. S. Brandegee May 1889 Los Angeles Santa Catalina Island Comment
  OBI82098  Oncosiphon piluliferum Steve D. Boyd 2006-5-11 11659 Los Angeles Transverse Ranges; San Gabriel Mountains region; Alluvial fan below San Antonio Canyon at southern base of the range, just west of Los Angeles/San Bernardino County line along north margin of the west-bound 210 Freeway at Monte Vista/Baseline Ave off-ramp. 488 Comment
  SFV12551  Opuntia basilaris M. H. Grayum, D. L. Koutnik 1977-11-25 885 Los Angeles San Gabriel Mountains Sierra Pelona Valley. Along Anthony Road. 884 Comment
  RSA588703  Opuntia phaeacantha Orlando Mistretta 1995-7-12 1922 Los Angeles San Gabriel Mountains: Little Rock Creek Confluence on Little Rock Creek and South Fork fo Little Rock Creek. 1220 Comment
  CAS-BOT-BC254288  Orcuttia californica A. A. Beetle 1946-6-11 4678 Los Angeles Around airport at corner of South Western Avenue and Rosecrans Avenue, Los Angeles Comment
  UCR187098  Orobanche A. C. Sanders 2006-5-16 32317 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. west of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA0059170  Orobanche bulbosa F. W. Peirson 1919-5-14 417 Los Angeles East trail to Mt. Lowe, San Gabriel Mts. 1295 Comment
  RSA0070994  Orobanche californica subsp. feudgei Anstruther Davidson 1893-08 s.n. Los Angeles San Gabriel Mts. Comment
  RSA0076194  Orobanche californica subsp. feudgei Carl B. Wolf 1936-5-27 7856 Los Angeles San Gabriel Mts., Aliso Canyon to Buckhorn Flats Road, 3.6 mi. above the camp summit (1st summit). 1889 Comment
  SBBG68720  Orobanche fasciculata R. Hoffmann 1927-6-13 Los Angeles near Chandler's Comment
  JEPS64595  Orobanche parishii subsp. brachyloba Robert F. Thorne and P. Everett 1965-6-23 34932 Los Angeles w. side Santa Catalina Isl. (Ben Weston Beach, flat behind dunes); , Ben Weston Beach 3 Comment
  POM9415  Orthocarpus purpurascens Philip A. Munz, R. D. Harwood 1920-5-15 3943 Los Angeles Sepulveda Canyon. 244 Comment
  RSA599270  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Lauren Raz 1997-3-31 9444 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 914 Comment
  RSA656847  Osmorhiza berteroi Valerie L. Soza, Laura Moore 2000-6-14 1018 Los Angeles San Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2). 1982 Comment
  UCR189680  Osmorhiza brachypoda R. G. Swinney 1998-5-30 6171 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  UCR193687  Osmorhiza chilensis R. G. Swinney, Dave Larson 1999-6-25 7415 Los Angeles San Gabriel Mtns., Fern Canyon, c. 1.75 mi. east of confluence with upper East Fork San Dimas Canyon 1171 Comment
  UCR272941  Osmorhiza chilensis R. G. Swinney 2011-7-29 15556 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA652123  Oxalis corniculata R. M. Hillbun 1953-1-24 s.n. Los Angeles Cal Poly Campus, West Point. North of hut #104. San Dimas. Comment
  UCR143249  Oxypolis occidentalis LeRoy Gross 2001-11-17 458 Los Angeles San Gabriel Mountains region, just below trail from Three Points to Twin Peaks 1951 Comment
  RSA659925  Oxytheca parishii var. parishii Orlando Mistretta 1992-8-28 783 Los Angeles Transverse Ranges; San Gabriel Mountains region: Mt. Gleason Management Unit. Angeles National Forest. Tujunga Ranger District. 1814 Comment
  UC1537269  Oxytheca perfoliata Gordon H. True Jr. 1936-5-28 233 Los Angeles w of Littlerock 914 Comment
  UC147329  Packera breweri J. Burtt Davy 2650 Los Angeles Elizabeth Lake Comment
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Aug 2 2007
  RSA473022  Packera ionophylla Robert Gustafson 1983-7-18 2781 Los Angeles San Gabriel Mountains, Angeles Crest Highway, Pine Hollow 2134 Comment
  RSA580955  Paeonia californica Jamie Kneitel 1994-4-28 41 Los Angeles San Gabriel Mountains: Dexter Park 610 Comment
  RSA670716  Paeonia californica Bonnie C. Templeton 1969-5-5 11376 Los Angeles Near road to Malibu Lake, so. of Ventura Blvd. Alt: 900 ft. 274 Comment
  POM171349  Papaver californicum Marcus E. Jones 1928-5-3 s.n. Los Angeles Santa Maria Comment
  SEINET3225273 Image available Parapholis incurva Anuja Parikh, Nathan Gale 2004-5-29 2012 Los Angeles Santa Clara River Valley: Newhall Ranch (study area 28), near mouth of Potrero Canyon (Val Verde 7.5' Q.). 259 Comment
  UCR86543  Parapholis incurva T. S. Ross 1992-4-14 6183 Los Angeles San Clemente Island, Lemon Tank Road, c. 25 m ESE of its intersection with the main N-S island road. 341 Comment
  CAS-BOT-BC403917  Parietaria hespera Tim Ross; Steve Boyd 1991-4-25 4610 Los Angeles San Gabriel Mtns: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.) 530 Comment
  RSA756352  Parietaria judaica A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37181 Los Angeles Los Angeles, Watts area, along Stanford Ave. between 111th Place and end at drainage ditch 34 Comment
  SEINET6731103  Parietaria obtusa E. Braunton 1902-5-25 345 Los Angeles Redondo Comment
  RSA622846  Parnassia cirrata Louis C. Wheeler 1968-7-3 s.n. Los Angeles San Gabriel Mountains: West of heliport. 1585 Comment
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Feb 6 2008
  UCR120584  Pectocarya anisocarpa Steven R. Hill, K. Kramer 2001-4-22 33343 A Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  POM246602  Pectocarya linearis subsp. ferocula F. R. Fosberg 1931-4-16 4655 Los Angeles Bulrush Ridge, Santa Catalina Island. Comment
  RSA675871  Pectocarya linearis subsp. ferocula LeRoy Gross 2003-3-7 777 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
  RSA710840  Pectocarya penicillata LeRoy Gross 2005-5-3 2202 -b Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA229063  Pedicularis semibarbata Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38895 Los Angeles San Gabriel Mts., Hunt Canyon 3 mi E of Vincent 2332 Comment
  RSA425311  Pedicularis semibarbata Bonnie C. Templeton 1959-4-16 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest. 1677 Comment
  RSA588084  Pedicularis semibarbata Orlando Mistretta 1994-5-31 1287 Los Angeles San Gabriel Mountains: Santiago Canyon: N slope of Pacifico Mountain. 2119 Comment
  UCR139127  Pellaea andromedifolia L. C. Wheeler 1967-5-18 9625 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  RSA52504  Pellaea andromedifolia I. L. Wiggins 1949-2-22 11963 Los Angeles hillside near north-east end of San Clemente Island 30 Comment
  RSA651028  Pellaea andromedifolia Witt, Smith, Prieur, Goebel, Hurley 1949-2-7 s.n. Los Angeles Santa Anita Canyon. 487 Comment
  RSA0021464  Pellaea mucronata subsp. californica Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5153 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA599822  Pellaea mucronata var. mucronata Steve Boyd, Lauren Raz 1997-3-31 9399 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  CATA3346  Pennisetum setaceum Julia Parish, Ben Dion 2017-2-9 012 Los Angeles Santa Catalina Island: Baker Dam Road, above gate 84 Comment
  RSA412498  Penstemon X parishii Lester H. Cushman 1933-6-4 s.n. Los Angeles Glendale 488 Comment
  RSA17067  Penstemon centranthifolius Carl B. Wolf 1936-5-27 7848 Los Angeles Aliso Canyon to Buckhorn flats road, Tie Camp summit 1524 Comment
  RSA412440  Penstemon centranthifolius Edwin Kline 1924-5-25 s.n. Los Angeles Bouquet Canyon, Sierra Pelona Mts. Comment
  RSA412443A  Penstemon centranthifolius Robert Gustafson 1973-5-17 s.n. Los Angeles Charlton Flats campground, Angeles Natl. Forest 1677 Comment
  SBBG95353  Penstemon centranthifolius R. J. Rodin 1953-5-17 5822 Los Angeles 3 mi S of Gorman Comment
  SD253515  Penstemon centranthifolius R. G. Swinney 2011-6-14 15156 Los Angeles San Gabriel Mountains: upper Charlton Flat Campground, 0.53 air-mile SSW of the junction of Angeles Crest Hwy & Charlton Flat entrance road. 1646 Comment
  SEINET210044  Penstemon centranthifolius P. S. Ratlle 1938-7-1 Los Angeles Found growing in the San Gabriel Mountains Comment
  UC27416  Penstemon centranthifolius Harley P. Chandler 1897-3-14 Los Angeles San Dimas 609 Comment
  UCR141035  Penstemon centranthifolius June Latting, Ted Hanes, et al 1977-10-15 s.n. Los Angeles San Gabriel Mountains, fuelbreak below Chilao Flat, Angeles Crest 1659 Comment
  NY601179  Penstemon grinnellii T. S. Ross 1993-5-13 7111 Los Angeles Western San Gabriel Mountains: May Canyon Saddle 1115.6 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
  RSA408049  Penstemon grinnellii subsp. grinnellii F. R. Fosberg 1931-8-12 S- 5669 Los Angeles Summit Mt. Islip, San Gabriel Mountains. 2500 Comment
  CAS-BOT-BC227081  Penstemon grinnellii var. scrophularioides Timothy S. Ross; Steve Boyd 1994-5-10 7751 Los Angeles Liebre Mountains. Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 883 Comment
  NY601244  Penstemon grinnellii var. scrophularioides T. S. Ross 1994-5-10 7751 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca. 220-380 m north-northwest of its confluence with Elizabeth Lake Canyon. 873.3 Comment
  UC1063208  Penstemon grinnellii var. scrophularioides A. D. Gifford 1935-3-19 474 Los Angeles 1 mi ne Sawmill Mountain; Angeles National Forest, Tejon Quad., ne of Sawmill Mt. 1493 Comment
  RSA580317  Penstemon heterophyllus var. heterophyllus Tim S. Ross, Steve D. Boyd 1994-5-25 7935 Los Angeles Necktie Basin: hanging basin ca 470-830 meters W of Warm Springs Mountain summit. These collections from ca. 600-800 meters WSW of summit. 1061 Comment
  SD234199  Penstemon spectabilis Virginia Pinkus Ryder 1964-6-20 232 Los Angeles Angeles Crest - Switzers Camp. W slope. 1067 Comment
  RSA649996  Penstemon spectabilis subsp. subviscosus Jeanne Bellemin 1969-5-16 s.n. Los Angeles Mt. Baldy Road near Padua Hills. Comment
  SD253317  Pentagramma triangularis R. G. Swinney 2011-3-26 14217 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 Canyon (Glendora 7.5'Q) 476 Comment
  SFV15496  Pentagramma triangularis E. J. Spencer 1992-2-14 12 Los Angeles San Gabriel Mountains Bear Canyon, east of Sand Canyon Road. Milepost 7.64. 457 Comment
  SD81812  Pentagramma triangularis L. H. Cook 1932-3-21 Los Angeles Banquet Canyon Comment
  LA94215  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-4-10 1852 Los Angeles SANTA MONICA MOUNTAINS, Rustic Canyon, ca 0.25 mi S of Camp Josepho. 304 Comment
  UCSB62251  Pentagramma triangularis subsp. triangularis Keifer, L. 1966-6-4 Los Angeles San Gabriel Mtns., NW of Claremont, Live Oak Cyn., ca. 1 mi. above the dam 487 Comment
  RSA0070745  Pentagramma viscosa T. S. Ross 1993-4-22 6909 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 885 m due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 289 Comment
  RSA0070737  Pentagramma viscosa R. F. Thorne 1973-4-11 42866 Los Angeles San Clemente Island: middle portion of Norton Canyon. 274 Comment
  SD3467  Perideridia californica Ruth B. Randall Apr 1920 Los Angeles Mint Canyon Southern California Comment
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Mar 16 2014
  SBBG89561  Peritoma arborea J. Adams 1965-3-6 55 Los Angeles Claremont, near Rancho Santa Ana Botanic Garden 335 Comment
  CAS-BOT-BC73752  Peritoma arborea var. arborea Louis C. Wheeler 1931-11-23 367 Los Angeles Floatstone Quarry, 4 mi. SE Redondo Beach 76 Comment
  SBBG80321  Perityle emoryi F. C. Boutin 1967-4-23 1672 Los Angeles Lemon Tank 304 Comment
  SBBG95710  Perityle emoryi M. B. Dunkle 1928-5-5 1954 Los Angeles Ben Weston Beach 15 Comment
  RSA0091109  Phacelia cicutaria var. hispida R. G. Swinney 2011-4-28 14548 Los Angeles north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 878 Comment
  SD69508  Phacelia cicutaria var. hispida Robert F. Thorne 1966-4-7 35950 Los Angeles Santa Catalina Island; southsoutheast-facing slope at Cherry Valley. 60 Comment
  UCR189282  Phacelia cryptantha R. G. Swinney 1998-5-16 6094 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, Mescal Highlands, 0.9 mile west of 237th St. East at Panorama Way, 2.3 mi. S of Ft. Tejon Rd. 1402 Comment
  UCR205927  Phacelia curvipes R. G. Swinney 2008-5-5 8775 Los Angeles San Gabriel Mtns., Punchbowl Canyon at north boundary of Devils Punchbowl County Park, confluence of East and West Forks of Punchbowl Cyn, 0.3 mi. south of Big Rock Creek 1256 Comment
  POM4499  Phacelia davidsonii D. L. Crawford 1915-6-30 559 Los Angeles Mts above Claremont 1524 Comment
  UC1929529  Phacelia davidsonii Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1676 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  UCR223365  Phacelia davidsonii R. G. Swinney 2009-5-27 10865 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  OBI70621  Phacelia distans Steve Boyd, Lauren Raz 1997-4-16 9529 Los Angeles Liebre mts Region: NW end of the range, Peace Valley due S of the jctn of I-5 and hwy 138, and E of Copco rd along narrow paved rd which is the continuation of Forest Svc rd 8N01. T7N, R18W NE 1/4 NE 1/4 SW 1/4 sec 28 960 Comment
  RSA426235  Phacelia distans George B. Grant 1905-4-26 s.n. Los Angeles Garvanza. Comment
  RSA599547  Phacelia distans Steve Boyd, Lauren Raz 1997-4-16 9529 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  SFV3003  Phacelia distans H. L. Bauer 1941-4-21 647 Los Angeles Playa del Rey. 61 Comment
  UCR280859  Phacelia distans R. G. Swinney 2014-5-1 16308 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, east end of Holcomb Ridge, 2.2 road miles east of jct. of Bob's Gap Rd. and Panorama Rd., from base of ridge at Panorama Rd. to high point at 4519 ft. 1378 Comment
  UCR282036  Phacelia distans R. G. Swinney 2014-4-30 16244 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA74919  Phacelia egena F. W. Peirson 1928-6-2 7946 Los Angeles along lower part of trail up S Fork of Rock Creek, San Gabriel Mts 1524 Comment
  UC1047050  Phacelia egena L. R. Heckard 1953-6-16 513 Los Angeles on road to Big Pines about 2 mi nw Wrightwood 1889 Comment
  HSC82801  Phacelia fremontii R. F. Thorne 1963-5-15 31668 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  UCR270531  Phacelia fremontii R. G. Swinney 2011-5-12 14664 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  SEINET3158164  Phacelia hispida G. B. Grant sn Los Angeles Pasadena Comment
  UC1228375  Phacelia imbricata subsp. imbricata L. R. Heckard 1956-6-30 776 Los Angeles near Padua Hills (ne of Claremont); foothills of San Gabriel Mountains Comment
  RSA785319  Phacelia imbricata subsp. imbricata D. Silverman, Cindy Hopkins 2007-4-27 6780 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, 0.8 miles SSE of National Cement and 600m NE of Oso 3804 benchmark. 1052 Comment
  SBBG64989  Phacelia longipes unknown -Jul-1893 Los Angeles Mount Wilson Comment
  CAS-BOT-BC6848  Phacelia lyonii William S. Lyon 1884-7-1 s.n. Los Angeles Santa Catalina Island Comment
  UCR68901  Phacelia lyonii Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4282 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  SFV21028  Phacelia minor L. Gross 2002-2-24 483 Los Angeles Verdugo Mountains Northwest side of mountains. Entered at corners of Ledge Ave. and Tuxford Street off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow Hills, where Sunland Blvd. runs through. 305 Comment
  RSA428063  Phacelia minor Anstruther Davidson 1906-06 s.n. Los Angeles Glendale. Comment
  UCSB5418  Phacelia minor Wedberg, H. 1958-5-3 Los Angeles San Antonio wash 1/2 mile up Baldy Road from Padua Hills Road Comment
  RSA305022  Phacelia parryi John O Leary 1979-4-23 s.n. Los Angeles 0.5 mile E of Charmlee Park and 0.25 mile N or Encinal Canyon Road 579 Comment
  RSA658522  Phacelia parryi Diane Elliott 1985-4-26 15 Los Angeles Canyon, (.5)? miles S of intersection, Eastvale Rd. and Palos Verdes Drive North. Comment
  UC1174692  Phacelia parryi George Gillett 1954-3-13 371 Los Angeles bank above Hwy 101 2.7 mi s Ventura-Los Angeles County line Comment
  RSA729235  Phacelia ramosissima var. ramosissima R. G. Swinney 1998-7-10 6404 Los Angeles San Gabriel Mtns.: SW of Wrightwood, dry lake adjacent to Rd 3N06 (Blue Ridge Rd.), 0.4 mi. east of Hwy 2. 2250 Comment
  RSA428213  Phacelia tanacetifolia John S. Garth 1948-4-21 2689 Los Angeles Littlerock 762 Comment
  RSA762382  Phalaris minor R. G. Swinney 2009-3-12 10097 Los Angeles Azusa, mouth of San Gabriel River Canyon, 0.7 mi. north of Sierra Madre Ave. on north side of Hwy 39 226 Comment
  RSA763412  Phalaris minor Scott D. White, Justin M. Wood 2009-5-6 12675 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  SD90273  Phalaris minor Robert F. Thorne 1973-4-12 42891 Los Angeles San Clemente Island; roadside among old buildings at old airfield 299 Comment
  RSA459253  Pholistoma auritum Louis Greata 1901-03 s.n. Los Angeles Garvanza. Comment
  UC284111  Pholistoma auritum unknown Feb. 1898 832 Los Angeles Lincoln Park Comment
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Dec 18 2007
  UCSB7325  Pholistoma auritum Wedberg, Lee 1954-5-16 Los Angeles Mandeville Can. 60 Comment
  LA205659  Pholistoma auritum var. auritum Virginia Mars; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon, Arcadia Comment
  UCR129936  Phoradendron pauciflorum Orlando Mistretta, T. S. Ross 1994-6-1 1289 -A Los Angeles San Gabriel Mtns, Santiago Canyon. Pacifico Mtn, near top of Santiago Canyon 1966 Comment
  CAS-BOT-BC141315  Phoradendron serotinum subsp. tomentosum Louis C. Wheeler 1936-6-30 4200 Los Angeles San Dimas Canyon near dam, San Gabriel Mts. 426 Comment
  CAS-BOT-BC141305  Phoradendron serotinum subsp. tomentosum Del Wiens 1953-10-1 847 Los Angeles On US Hwy. 99, on the Ridge Route, near El Rancho 76 1066 Comment
  RSA603194  Phoradendron villosum Louis C. Wheeler 1972-12-20 12787 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  UCR101176  Phoradendron villosum L. C. Wheeler 1962-3-3 7975 Los Angeles San Gabriel Mtns, Kentucky Springs Canyon 1204 Comment
  POM78644  Phyla lanceolata Robert M. Perkins 1912-10-15 s.n. Los Angeles Newpor Bay. Comment
  RSA423758  Physalis philadelphica F. R. Fosberg 1930-7-3 S- 3036 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  RSA592404  Picris echioides Mark Hoefs 1974-5-2 457 Los Angeles Santa Catalina Island: moist march on the SE side of the main road at Little Harbor 3 Comment
  UCR138902  Pinus attenuata L. C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mtns., W side of N Fork San Gabriel River, near mouth 617 Comment
  CAS-BOT-BC78602  Pinus flexilis Le Roy Abrams; E. A. McGregor 1908-7-3 605 Los Angeles North Baldy Mountain, San Gabriel Mountains 2743 Comment
  UCR150880  Pinus jeffreyi Valerie Soza, LeRoy Gross 1999-7-14 643 Los Angeles Transverse Ranges; San Gabriel Mtns, Kratka Ridge, Upper Little Rock Creek, Williamson Rock climbing area 2012 Comment
  RSA592341  Piperia Peter H. Raven 1962-5-22 17835 Los Angeles Santa Catalina Island, above Fourth of July Cove 30 Comment
  RSA382797  Piperia transversa George Henry Grinnell 1938-6-14 s.n. Los Angeles Near Malibu on Seminole Mountain. Comment
  CLARK-A1528-5221  Pittosporum phylliraeoides Austin Griffiths, Jr. , Jeanette L. Huber 1969-10-15 5606 Los Angeles Los Angeles County Arboretum Comment
  RSA675008  Pittosporum undulatum LeRoy Gross 2003-2-22 748 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  SBBG119433  Plagiobothrys acanthocarpus S. D. White with S. Leatherman, D. Bramlet, A. Oneal, W. Sangkatavat 2001-4-24 8414 Los Angeles Grasshopper Cyn area near Castaic Lake 518 Comment
  RSA0044604  Plagiobothrys arizonicus A. C. Sanders 2007-4-19 33431 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  UCR180376  Plagiobothrys arizonicus Scott D. White, Pam Devries 2006-5-9 11415 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
  RSA715201  Plagiobothrys arizonicus Gary D. Wallace, M. Wallace, Z. Wallace 1982-4-24 1934 Los Angeles West of Palmdale, north end of Munz Ranch road. Comment
  POM368858  Plagiobothrys canescens Christopher Davidson 1973-4-6 1870 Los Angeles Tapia Park, Malibu Canyon. 244 Comment
  RSA674691  Plagiobothrys canescens Scott D. White, S. Leateherman, David E. Bramlet, A. O'Neal, Walter sangkatavat 2001-4-24 8406 Los Angeles Southwestern Liebre Mountains: Grasshopper Canyon area near Castaic lake. 518 Comment
  RSA190980  Plagiobothrys collinus var. californicus R. F. Thorne, R. C. Rollins, D. Propst, R. Carolin 1967-3-18 36744 Los Angeles Lower end Bulrush Canyon. 244 Comment
  SBBG17771  Plantago erecta P. H. Raven 1962-4-10 17227 Los Angeles summit ridge, ca. 2 mi N of Thirst 487 Comment
  POM155890  Plantago major L. R. Abrams 1904-9-2 4172 Los Angeles Los Angeles River. Comment
  SD90378  Plantago ovata Robert F. Thorne 1966-4-16 36037 Los Angeles San Clemente Island, 2/3 mile southsoutheast of Eel Point and north of Seal Cove, southwest side of island. 29 Comment
  SD90490  Plantago ovata Robert F. Thorne 1966-4-16 36037 Los Angeles San Clemente Island; 2/3 mile southsoutheast of Eel Point and north of Seal Cove, southwest side of island. 29 Comment
  RSA177837  Plantago ovata var. insularis Robert F. Thorne, Percy C. Everett 1965-5-11 34584 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  SD197849  Plantago subnuda A. C. Sanders, T. B. Salvato 2009-5-20 36872 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Boulevard (Highway 19) and west of Santa Anita Avenue. 66 Comment
  UCR25289  Plantago virginica Alfred R. Roos 1954-6-3 s.n. Los Angeles Los Angeles Basin, Parking strip at Oakwood and N. New Hampshire Streets, Hollywood Comment
  LA211120  Platanthera unalascensis Arthur C. Gibson; 2009-5-9 5262 Los Angeles SANTA MONICA MOUNTAINS, ca. 200 m from parking lot, SMMNRA Arroyo Sequit. Comment
  RSA669144  Platanus racemosa LeRoy Gross, Naomi Fraga 2002-4-4 517 Los Angeles Southwest side; From saddle along main crest where the dirt roads of Verdugo Mountain Way and Chandler Fire Road meet, (Thomas Guide 1998 street guide and directory) head north down Wildwood Fire Road,, (closed road and plants growing back onto road) to old home site near La Tuna Canyon Road. This home was burned down a long time ago, and road abandon'ed. 468 Comment
  UCR205943  Platanus racemosa A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37070 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
  UCR176114  Platystemon californicus Holly A. Wanamaker 2005-5-1 09 Los Angeles Western Mojave Desert, Antelope Buttes, off Hwy 138 at 110th St. West in Lancaster, c. 4 mi. SW of intersection on a dirt road, adjacent to the California Poppy Preserve 912 Comment
  UCR191999  Platystemon californicus A. C. Sanders 2008-4-17 34949 Los Angeles Transverse Range, foot of hill c. 1 mile SW of Neenach School, c. 1.5 mi. west of mouth of Pine Canyon 945 Comment
  LA206299  Platystemon californicus Barbara Crumly; 1953-4-18 sn Los Angeles halfway between Lancaster and Gorman, highway 136 Comment
  RSA13108  Platystemon californicus Percy C. Everett 1935-5-11 6867 Los Angeles San Fernando Valley, Sw corner of Laurel Canyon road, and Brand Ave. 335 Comment
  SBBG70056  Platystemon californicus J. R. and R. C. Robbins 1930-3-29 Los Angeles upper Antelope Valley Comment
  RSA433728  Plectritis ciliosa subsp. insignis Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Exper. For. trail to flumes 4 and 5, San Dimas Canyon, San Gabriel Mt. Comment
  POM13550  Pluchea odorata P. A. Munz 1922-11-20 6572 Los Angeles Hills south of San Dimas. Comment
  SBBG127985  Pluchea odorata M. L. Hoefs, S. A. Junak 1996-7-9 2724 Los Angeles just below Middle Ranch Reservoir overflow 170 Comment
  RSA697114  Pluchea sericea Anonymous s.n. Los Angeles Santa Monica Mountains Comment
  RSA728342  Poa Gary D. Wallace 1982-4-17 1902 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  UC1532941  Polygonum aviculare subsp. aviculare Robert F. Thorne 1975-9-4 47395 Los Angeles Fisherman's Cove Santa Catalina Island, campus of USC Marine Science Center Comment
  RSA464416  Polygonum aviculare subsp. aviculare Wm. Martin, Robert Gustafson 1971-7-14 s.n. Los Angeles Corner of Jefferson and Rodeo Blvd., Los Angeles. Comment
  RSA608024  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  UCR197088  Polygonum persicaria LeRoy Gross 2007-5-16 2742 Los Angeles Transverse Range; Verdugo Mountains, southern side of the range, near debris basin by Bel Aire Park, ortheast of the intersection of Bel Aire Drive and Cambridge Drive 273 Comment
  POM466333  Polygonum punctatum Anstruther Davidson 1890-09 s.n. Los Angeles Cienega, Los Angeles. Comment
  UCR108444  Polygonum punctatum L. C. Wheeler 1946-9-22 6371 Los Angeles Rosemead Blvd. and San Gabriel Blvd, just north of intersection 62 Comment
  CAS-BOT-BC71908  Polypodium californicum Geo. B. Grant 1902-6-1 1026 Los Angeles Sierra Madre Mts. Comment
  RSA177757  Polypodium californicum R. F. Thorne, Percy C. Everett 1965-5-12 34606 Los Angeles Bullrush Canyon, Santa Catalina Island 244 Comment
  SFV16596  Polypodium californicum J. D. Dilley 1996-12-14 114 Los Angeles Verdugo Mountains La Tuna Canyon Park, about 1.2 miles up trail. 610 Comment
  UCR270054  Polypodium californicum R. G. Swinney 2011-3-17 14127 Los Angeles San Gabriel Mountains, Glendora, north of Mull Canyon debris basin 366 Comment
  POM158004  Polypodium californicum M. B. Dunkle 1928-3-31 1785 Los Angeles Campo Blanco, Santa Catalina Island. 152 Comment
  RSA526643  Polypodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4216 Los Angeles San Clemente Island. Lower half of China Cyn, S end of island, W side. Comment
  RSA529287  Polypodium californicum T. S. Ross 1991-4-8 4468 Los Angeles Elephant Hill: western Pomona., Range of site elevation: ca 750-1165 ft. 311 Comment
  UCSB62400  Polypodium californicum Kendall, M. 1921-2-13 Los Angeles Puddingstone Canyon Comment
  RSA0085525  Polypogon interruptus Meryl B. Dunkle 1939-8-12 8551 Los Angeles Prisoner's Harbor, Santa Cruz Island. Comment
  CATA1690  Polypogon monspeliensis Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2985 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  UCR272990  Polypogon monspeliensis R. G. Swinney 2011-6-1 14953 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
  LA10121  Polypogon monspeliensis Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  CAS-BOT-BC237500  Polypogon viridis F. A. M. 1936-9-6 14742 Los Angeles Mount Baldy Camp, San Antonio Canyon Comment
  CAS-BOT-BC72276  Polystichum imbricans subsp. curtum C. F. Baker 1903-8-2 3674 Los Angeles San Antonio Canyon, Claremont Comment
  UC1063680  Polystichum imbricans subsp. curtum Jerome S. Horton 1936-5-26 345 Los Angeles trail n of Brown's Flat; San Dimas Experimental Forest, Cucamonga Quadrangle Comment
  UCR108382  Polystichum imbricans subsp. curtum L. C. Wheeler 1946-9-8 6353 Los Angeles San Gabriel Mtns., West fork of San Gabriel River, 0.5 - 0.75 mi west of Bear Creek, S side 534 Comment
  POM360755  Populus fremontii Robert Gustafson 1981-3-10 2107 Los Angeles Ballona Wetlands, Area 1. Comment
  UC147931  Populus fremontii subsp. fremontii C. F. Baker 1909-5-15 5347 Los Angeles San Antonio Canyon Claremont (Claremont); , San Antonio Canyon Comment
  RSA65688  Portulaca oleracea F. W. Peirson 1861 Los Angeles Altadena. Comment
  NY689142  Potentilla multijuga H. E. Hasse 06 1893 s.n. Los Angeles Near Los Angeles. Comment
  SEINET12329301  Proteaceae W. R. Hamilton 1901-1 s.n. Los Angeles Long Beach Comment
  UC1128363  Prunus fasciculata A. Lewis 1933-4-23 191 Los Angeles 3 mi sw of Del Sur 1005 Comment
  CHSC26352  Prunus ilicifolia Harry Takahashi 1967-5-6 100 Los Angeles Pasadena at jct. of Salvia Canyon Rd. and West Drive. 76 Comment
  JEPS23133  Prunus ilicifolia Rimo Bacigalupi with Reino Alava 1958-7-21 6451 Los Angeles watershed of south fork of Little Rock Creek (along Angeles National Forest Service Road at Pinyon Flats); San Gabriel Mountains, Pinyon Flats 1630 Comment
  RSA454136  Prunus ilicifolia A. M. Johnson 1934-3-16 4347 Los Angeles Johnson's Ranch, beyond Chatsworth, Simi Hills. Comment
  RSA3748  Prunus lyonii Carl B. Wolf 1932-5-11 3574 Los Angeles Santa Catalina Island. Cherry Valley between road and ocean. 23 Comment
  RSA444785  Prunus lyonii Lyman D. Benson 1960-7-20 16077 Los Angeles Pomona College campus, Pacific Slope, Claremont. 366 Comment
  UCR86839  Prunus lyonii Scott D. White 1995-4-27 2945 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
  RSA624550  Prunus persica Louis C. Wheeler 1945-4-17 6015 Los Angeles Mesa Dr. Garvey Monterey Park. Comment
  RSA188496  Prunus virginiana var. demissa Robert F. Thorne, John Olmsted 1965-8-26 35420 Los Angeles San Gabriel Mountains, Angeles National Forest: swampy area along Prairie Fork of San Gabriel River. 1585 Comment
  UCR182492  Prunus virginiana var. demissa R. G. Swinney 1997-7-22 5693 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
  HSC84054  Pseudognaphalium biolettii David Charlton 1987-1-31 640 Los Angeles Saddle Peak, Santa Monica Mtns. Steep E-facing hillside beside road 610 Comment
  RSA657153  Pseudognaphalium biolettii Joseph M. Keefe 2001-1-19 31006 Los Angeles Big Tujunga Wash, 400 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District 384 Comment
  CATA1357  Pseudognaphalium luteoalbum Mark L. Hoefs, Robert F. Thorne 1995-7-26 2468 Los Angeles Santa Catalina Island: Lower Middle Canyon, just below Eagle's Nest Lodge 134 Comment
  JEPS20504  Pseudognaphalium microcephalum Frank W. Peirson 1919-1-26 303 Los Angeles Rubio Canon San Gabriel Mts., Rubio Canon 548 Comment
  RSA384627  Pseudotsuga macrocarpa Ora M. Clark 1928-12-8 1366 Los Angeles Canyon's and Mt. sides. Comment
  UCR209108  Pteris vittata R. G. Swinney 2008-6-26 9107 Los Angeles San Gabriel Mountains, Azusa, San Gabriel River Canyon, west of river at El Encanto, River and Mountain Conservancy 256 Comment
  RSA392914  Pterostegia drymarioides Tom Burch 1940-3-17 s.n. Los Angeles Near Newhall 610 Comment
  SD69669  Pterostegia drymarioides Robert F. Thorne, P. C. Everett 1965-6-22 34844 Los Angeles Santa Catalina Island, Renton Mine area 244 Comment
  UCR125434  Pterostegia drymarioides A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25719 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Grapevine Mesa' c. 1.5 mi. ESE of Del Valle, west side and slopes of adjacent canyon 335 Comment
  SBBG54462  Purshia tridentata var. glandulosa L. R. Abrams 1941-4-24 13936 Los Angeles Big Rock Crk near Valyermo Comment
  UC861224  Purshia tridentata var. glandulosa Carl Epling, Nesta Dunn, and Alice Goen 1931-5-16 Los Angeles Swartout Valley; San Gabriel Mts. Comment
  POM4152  Pycnanthemum californicum L. R. Abrams 1908-7-3 544 Los Angeles Rock creek. 1220 Comment
  UCR270120  Pycnanthemum californicum R. G. Swinney 2010-9-9 13795 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UC1922331  Pyrus communis Gary Kovnat with LeRoy Gross 2003-2-16 28 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCR266292  Quercus X grandidentata D. E. Bramlet 2007-7-13 4108 Los Angeles San Gabriel Mountains, La Verne, 152 m north of Baseline, 1.37 km west of Live Oak Canyon Road and 1.28 km east of Marshall Creek 398 Comment
  RSA603813  Quercus X morehus Steve Boyd 1997-9-10 10029 Los Angeles Liebre Mountains Region: Southwestern flank of Liebre Mountain, below west summit. 1524 Comment
  RSA0115451  Quercus agrifolia R. G. Swinney 2010-10-5 13975 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, west of Oak of the Golden Dreams, at west boundary of park. 451 Comment
  CAS-BOT-BC45668  Quercus agrifolia Bunch; Baily 1974-8-15 512 Los Angeles No. of Archery fiedl - washes castaic Comment
  RSA476837  Quercus agrifolia var. agrifolia F. R. Fosberg 1931-8-10 S 5663 Los Angeles N. fork San Gabriel Canyon 1/2 mi. below camp coldbrook Comment
  LA32172  Quercus berberidifolia Peter H. Raven; Henry J. Thompson 1959-2-25 13809 Los Angeles Santa Monica Mountains, 1.2 mi E of Saddle Peak 670 Comment
  POM18605  Quercus berberidifolia E. S. Spalding 1921-4-9 XVIII- 2 Los Angeles Ganesha Hills, Pomona. Comment
  UCR111524  Quercus berberidifolia A. C. Sanders, D. Malueg 1998-6-22 22035 Los Angeles San Gabriel Mtns., La Canada, SCE Gould Substation off Hwy 2, Gould Canyon 595 Comment
  SEINET3127565  Quercus chrysolepis G. B. Grant 1904-6-14 1085 Los Angeles Mt. Wilson 1524 Comment
  UCSB58436  Quercus chrysolepis McCaskill, June 1961-5-9 Los Angeles At foot of footbridge to 100 inch telescope, Mount Wilson, Sierra Madre Mountains, ca. 30 miles northeast of Los Angeles 1737 Comment
  UCR186573  Quercus douglasii A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32221 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  CAS-BOT-BC86368  Quercus dumosa C. B. Wolf 1931-10-20 2467 Los Angeles 1/2 mile above Montrose on the road from Tujunga to La Canada, San Gabriel Mts. 457 Comment
  RSA29652  Quercus durata var. gabrielensis Joseph A. Ewan 1933-06 10800 Los Angeles Occasional along Adenostoma chaparral, slopes above Verdugo Canyon Comment
  SFV21092  Quercus durata var. gabrielensis L. Gross, V. Soza, N. Gilbert 2000-10-18 278 Los Angeles Verdugo Mountains Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. Roadside near above coordinates. 610 Comment
  UCR177742  Quercus durata var. gabrielensis LeRoy Gross 2000-10-28 309 Los Angeles Los Angeles Basin region; Verdugo Mtns., Verdugo Mountains: Beaudry fire road north of Radio Towers, west of head of Deer Creek 793 Comment
  POM290545  Quercus engelmannii Lyman Benson 1949-10-3 14194 Los Angeles Thompson Creek at head of San Antonio Avenue northwest of Claremont. alt. 1400 ft. 427 Comment
  RSA626242  Quercus engelmannii R. N. Philbrick, Robert F. Thorne 1967-5-18 B 67 -220 Los Angeles Catalina Island. Lower Middle Bull Rush Canyon, Salta Verde Comment
  UCR222458  Quercus engelmannii R. F. Thorne 1980-4-26 54146 Los Angeles Channel Islands; Santa Catalina Island, Blackjack Camp, west slope of Blackjack Peak 518 Comment
  CAS-BOT-BC94749  Quercus john-tuckeri Timothy S. Ross; Steve Boyd 1994-5-25 7926 Los Angeles Necktie Basib: Hanging basin ca 470-830 m W of Warm Springs Mtn summit. These collections from ca 600-800 m WSW of 1075 Comment
  UCR124700  Quercus kelloggii B. C. Templeton 1932-5-31 4843 Los Angeles San Gabriel Mtns., between Big Pines Park and Jackson Lake, Angeles National Forest 2000 Comment
  JEPS37326  Quercus pacifica W. L. Jepson 1908-7-13 3048 Los Angeles Catalina Island Comment
  UC1594420  Quercus tomentella Tim Ross and Elizabeth Kellogg 1992-4-12 6126 A Los Angeles 110 degrees ese, 480-600 m from Vista (point) (at head of Grove Canyon); San Clemente Island, Grove Canyon 426 Comment
  UC699617  Quercus tomentella Herman Schroeder 1944-11-6 Los Angeles near Avalon; Catalina Island Comment
  CAS-BOT-BC104856  Quercus wislizeni Timothy S. Ross; Steve Boyd 1994-9-20 8245 Los Angeles Liebre Mountains. Upper Bouquet Canyon: ca 2225 , WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road 993 Comment
  UCR223586  Quercus wislizeni R. G. Swinney 2009-6-8 11067 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
  RSA774239  Rafinesquia californica R. G. Swinney 2009-5-5 10635 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UCR280583  Rafinesquia californica R. G. Swinney 2014-5-13 16482 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  UCR88510  Rafinesquia californica Scott D. White, Chet McGaugh 1995-5-9 3023 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA535746  Rafinesquia californica Timothy S. Ross 1991-5-23 5495 Los Angeles San Clemente Island: lower Tota Canyon, middle of island, eastern escarpment 81 Comment
  RSA561607  Rafinesquia californica Steve Boyd, Orlando Mistretta 1993-5-18 8156 Los Angeles Upper Sombrero Canyon, just below western end of Sombrero Rd. (3N64) 792 Comment
  RSA660444  Rafinesquia californica Orlando Mistretta 1992-6-17 583 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA128267  Ranunculus californicus H. J. Thompson 1959-4-12 1917 Los Angeles Mulholland Highway, 0.25 mile west of Las Virgenes road. 183 Comment
  RSA399390  Ranunculus californicus N. C. Cooper 1945-5-1 2233 Los Angeles Tapia Park, Santa Monica Mountains 762 Comment
  SBBG31260  Ranunculus hebecarpus R. F. Thorne 1966-4-7 Los Angeles Cherry Valley 60 Comment
  SD69689  Raphanus raphanistrum Robert F. Thorne, P. Everett 1965-6-22 34924 Los Angeles Santa Catalina Island; south of Avalon golf course in open flat sandy bottom of Avalon Canyon. 89 Comment
  CAS-BOT-BC74276  Raphanus sativus W. F. Parish 1891-1-1 s.n. Los Angeles Wayside - Long Beach. Comment
  UCSB7094  Raphanus sativus Gill, Robert 1959-3-7 Los Angeles Corner of Baseline and Mills Ave., Claremont; San Gabriel Mt. Range; Pacific slope drainage area Comment
  UC1071557  Rhamnus californica F. H. Raymond 1930-1-28 37 Los Angeles Head of Ramera Canyon Triunfo Pass Quad. 670 Comment
  CAS-BOT-BC59971  Rhamnus crocea Louis Wheeler 1932-4-1 539 Los Angeles Near La Verne 403 Comment
  LA207826  Rhamnus crocea subsp. ilicifolia Carl B. Wolf; 1928-5-11 2178 Los Angeles on Newhall Grade, just above the place where the Los Angeles Aqueduct crosses highway Comment
  CAS-BOT-BC55989  Rhamnus ilicifolia W. R. Dudley; F. H. Lamb 1896-6-7 4363 Los Angeles Kings Canyon, Antelope Valley Comment
  SEINET4044522  Rhamnus ilicifolia D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 350 Comment
  UCR209438  Rhamnus ilicifolia R. G. Swinney 1969-6-12 565 Los Angeles San Gabriel Mtns., Glendora, 0.5 mi north of Sierra Madre Ave., north of Pennsylvania Ave. 348 Comment
  UCR260801  Rhamnus ilicifolia R. G. Swinney 2010-8-9 13466 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, 0.3 miles ENE of Camp Sturtevant at heliport 1037 Comment
  CAS-BOT-BC59795  Rhamnus pirifolia Edgar A. Mearns 1894-8-25 4065 Los Angeles San Clemente Island. Comment
  RSA213334  Rhamnus pirifolia Reid V. Moran 1941-2-2 608 Los Angeles Santa Catalina Island, Johnson's Valley 20 Comment
  UCR143164  Rhamnus pirifolia Reid Moran 1941-2-2 608 Los Angeles Channel Islands, Santa Catalina Island, Johnson's Valley 20 Comment
  CAS-BOT-BC168134  Rhus aromatica J. Grinnell 1903-7-30 s.n. Los Angeles Arroyo Seco near Pasadena Comment
  CAS-BOT-BC199078  Rhus aromatica Timothy S. Ross; Darin Banks 1994-4-13 7534 Los Angeles Ca 1400 m ESE of Plum Spring and ca 960 m W of San Francisquito Poerhouse No. 1, Green Valley 7.5' USGS quadrangle - Lower Clearwater Canyon, Liebre Mountains 707 Comment
  CAS-BOT-BC170470  Rhus integrifolia G. P. Rixford 1914-5-1 s.n. Los Angeles Avalon, Catalina Island Comment
  HSC12406  Rhus integrifolia Wendell Wood 1970-6-24 41 Los Angeles Switzer's Camp, Angeles Crest Hwy., 9 mi. beyond intersection with Foothill Blvd. 915 Comment
  PASA2368  Rhus integrifolia A. Carter 1929-1-6 Los Angeles Sturtevant Trail, Sierra Madre Mts. 396 Comment
  RSA150682  Rhus integrifolia P. H. Raven 1962-5-7 17577 Los Angeles San Clemente Island, Wilson Cove 91 Comment
  RSA296859  Rhus integrifolia W. L. Jepson 1908-7-13 3054 Los Angeles Swain Canon Comment
  RSA610780  Rhus integrifolia L. C. Wheeler 1933-6-17 1862 Los Angeles Claremont 365 Comment
  SBBG39114  Rhus integrifolia K. K. Muller 1953-5-2 585 Los Angeles slopes of Swain Cyn, above Camp Orizaba Comment
  UC1595299  Rhus integrifolia Tim Ross 1991-3-10 4208 Los Angeles on e side of Rancho Santa Ana (Benard Field Station); Claremont 391 Comment
  RSA624002  Rhus ovata Jack Hudson 1950-03 s.n. Los Angeles San Rafael Hills-between Glenoaks and Hill Dr. Comment
  SBBG54441  Rhus ovata S. See 1956-4-9 49 Los Angeles wash, campus of Pomona College, Claremont; E end of Third St 365 Comment
  SDSU2177  Rhus ovata Gerald Collier 1951-5-5 M 293 Los Angeles Santa Anita Canyon, San Gabriel Mtns. About 1 mile up canyon fromk base of Chantry Flats Trail. Comment
  SFV16683  Rhus ovata P. Wilson, J. M. Albert 1996-6-12 3424 Los Angeles San Gabriel Mountains Off Highway 2 and mile marker 29.13. 823 Comment
  UCR95514  Rhus ovata L. C. Wheeler 1966-10-12 8966 Los Angeles San Gabriel Mtns., Susanna Cyn, 1/4 mi downstream from falls. 533 Comment
  SEINET12234001  Rhus ovata H. W. Graham 1927-1 9- 9 -46 Los Angeles Along trail and road from Mt. Lowe Tavern, Mt. Lowe to observatory on Mt. Wilson, near Los Angeles Comment
  CLARK-A1528-4116  Ribes amarum John C. Roos 1942-3-21 1092 Los Angeles San Gabriel Mountains Comment
  RSA615514  Ribes aureum var. gracillimum Louis C. Wheeler 1975-2-17 s.n. Los Angeles San Gabriel Mountains: Sunset Ridge by Millard Canyon. Comment
  RSA624573  Ribes aureum var. gracillimum Louis C. Wheeler 1973-4-8 s.n. Los Angeles Kagel Canyon. 602 Comment
  RSA612038  Ribes californicum var. hesperium Bill Campbell 1932-2-27 s.n. Los Angeles Santa Monica Mts. Los Alisos Canyon. Comment
  UCR145812  Ribes californicum var. hesperium June Latting 1973-2-24 s.n. Los Angeles San Gabriel Mountains, Monrovia Canyon 549 Comment
  CAS-BOT-BC173107  Ribes indecorum Le Roy Abrams; E. A. McGregor 1908-7-5 673 Los Angeles Lone Pine Canyon, desert slopes of the San Gabriel Mountains 1066 Comment
  RSA717415  Ribes indecorum Gary Kovnat, LeRoy Gross 2003-1-19 3 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace east meadow gully. Comment
  UC1211904 Image available Ribes indecorum Henry J. Thompson and Peter H. Raven 1959-2-25 13811 Los Angeles 1.2 mi e of summit Saddle Peak; Santa Monica Mountains, Saddle Peak 670 Comment
  UC147005 Image available Ribes indecorum C. F. Baker 1909-2-15 5238 Los Angeles Claremont Comment
  UC79752 Image available Ribes indecorum C. F. Baker 1904-2-15 4011 Los Angeles near Claremont; San Antonio Canyon Comment
  UCR3987  Ribes indecorum Art Whistler 1965-5-1 s.n. Los Angeles San Fernando Valley, Chatsworth, at the NW base of 'Stony Point,' which is at the N end of Topanga Canyon Blvd. 290 Comment
  UCR143440  Ribes malvaceum M. B. Dunkle 1939-11-24 7338 Los Angeles Channel Islands, Mosquito Summit, San Clemente Island 366 Comment
  RSA585539  Ribes malvaceum var. viridifolium Tim S. Ross 1992-4-21 6214 Los Angeles Glendora ridge road: on the divide between San Dimas Canyon and Cattle Canyon, draining northward toward the latter. 1232 Comment
  RSA724675  Ribes malvaceum var. viridifolium K. Dobry 1992-4-14 d- 1140 Los Angeles Camp Shalom. West Santa Monica Mts along Arroyo Sequit. 5 mi No of Pacific Coast Hwy. Comment
  CAS-BOT-BC412  Ribes montigenum Alfred James McClatchie 1893-8-16 s.n. Los Angeles Summit of Mt. San Antonio 3048 Comment
  RSA0056533  Ribes nevadense Orlando Mistretta 1992-5-16 15 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area, San Gabriel Mountains. Comment
  RSA84973  Ribes roezlii F. W. Peirson 1919-6-14 690 Los Angeles near top of Big Rock Creek 1951 Comment
  UC1929634  Ribes roezlii V. Soza, LeRoy Gross, Bill Hogshead 2002-5-9 1460 Los Angeles Transverse Ranges; San Gabriel Mountains region; Along Sunset Ridge Fire Road, approximately 900 m southwest of Sunset Peak. UTM 11S: 37 85 387 N x 04 36 184 E. 1646 Comment
  RSA733033  Ribes roezlii var. roezlii R. G. Swinney 1998-7-8 6343 Los Angeles San Gabriel Mtns.: NW of Wrightwood, western half of Jackson Flat. 2280 Comment
  RSA476283  Ribes speciosum D. A. Young 1969-5-25 p 477 Los Angeles Across the street from the Alpha Beta on Diamond Bar Blvd.. in Diamond Bar. 274 Comment
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Aug 20 2014
  RSA476296  Ribes speciosum Edwin Kline 1925-4-12 s.n. Los Angeles Mulholland Estate; Santa Monica Mtns. Comment
  RSA549573  Ribes speciosum Tim S. Ross 1991-3-10 4214 Los Angeles Claremont: Bernard Field Station, on E side of RSA; disturbed Artemisia californica scrub. Vicinity of Phake Lake, marked as Pit on topo map. 392 Comment
  UC1584033  Ribes speciosum Tim Ross 1991-2-23 4082 Los Angeles on slope dropping wnw Turnbull Canyon Road x Skyline Drive; Whittier Hills (Puente Hills), Upper Turnbull Canyon 292 Comment
  UCSB2686  Ribes speciosum Wilson, Richard 1958-3-1 Los Angeles Santa Monica Mountains; On Entrada Lane; 2 miles NS of its junction with Topanga Canyon Rd 304 Comment
  CDA4897  Ricinus communis Phillipson 1915-5-7 Los Angeles Monrovia. Comment
  SFV10301  Ricinus communis L. Comee 1978-10-31 s. n. Los Angeles Santa Monica Mountains Topanga Canyon, 0.5 miles from Pacific Coast Highway. Comment
  RSA593762  Rigiopappus leptocladus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8549 Los Angeles Liebre Mountains, upper Osito Canyon between Interstate 5 and the Old Ridge Route on gentle slope with grassland patch and adjacent steeper slopes and canyon bottom. 780 Comment
  LA84352  Rorippa curvisiliqua R. L. Armacost; 1962-12-7 1522 Los Angeles Santa Monica Mountains, Tapia Park Comment
  UCR210545  Rorippa nasturtium-aquaticum R. G. Swinney 2008-12-4 9937 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1 mi. north of Foothill Blvd. 201 Comment
  UC1211032  Rosa californica Huron H. Smith 1912-6-12 5095 Los Angeles Cherry Canyon Santa Catalina Island 182 Comment
  UCR179269  Rosa woodsii R. G. Swinney 1989-5-10 s.n. Los Angeles San Gabriel Mtns, Glendora, Big Dalton Canyon 610 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
  UCR4188  Rubus pensilvanicus R. H. Sauer 1965-4-13 s.n. Los Angeles San Gabriel Mtns., along road, c. 2.5 miles into Arroyo Seco Canyon, Pasadena 427 Comment
  POM1440  Rubus ursinus Charles W. Metz 1909-6-1 8 Los Angeles Claremont. Comment
  POM1476  Rubus ursinus Edwin Roof s.n. Los Angeles San Dimas Canyon. 381 Comment
  RSA0011381  Rubus ursinus Orlando Mistretta, Christine Mistretta 2011-7-13 5943 Los Angeles Big Tujunga Canyon, near head of Maple Cyn, S of Angeles Forest Hwy, 1.9 miles W of jct. of Angeles Forest Hwy and Angeles Crest Hwy. 942 Comment
  UCR138769  Rumex Scott D. White 1997-5-14 5143 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 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
  SBBG127527  Rumex conglomeratus M. L. Hoefs, S. A. Junak, M. Gay 1997-6-6 2788 Los Angeles upper Buffalo Springs reservoir 435 Comment
  CAS-BOT-BC433247  Rumex crispus Geo. B. Grant 1902-4-27 s.n. Los Angeles Los Angeles Comment
  LA202426  Rumex fueginus Arthur C. Gibson; 2004-8-30 5081 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, along creek bed entering Lake Malibou, 200 m from bridge off Lake Vista Dr. Comment
  RSA65463  Rumex maritimus F. W. Peirson 1804 Los Angeles San Fernando Valley. Comment
  UCR129500  Rumex salicifolius A. C. Sanders, Mark Elvin 2002-6-20 25221 Los Angeles NE end of Santa Susana Mtns., Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river 290 Comment
  POM2348  Rumex salicifolius var. salicifolius W. R. Dudley, F. H. Lamb 1896-6-8 4357 Los Angeles Kings Canyon, Liebre Mts. Comment
  LA52195  Ruppia cirrhosa R. L. Armacost; 1960-7-12 1314 Los Angeles Santa Monica Mountains, Malibu Lagoon, mouth of Malibu Creek 1 Comment
  RSA188176  Ruppia maritima Robert F. Thorne 1966-4-7 35981 Los Angeles Santa Catalina Island, Shallow water of lower two ponds near Arrow Point, W end of island 46 Comment
  SEINET3893350  Ruppia maritima Robert F. Thorne, D. Propt; class 1971-5-17 41353 Los Angeles Santa Catalina Island: Pond southeast of Isthmus.; 0 213 Comment
  UC8377  Sagina decumbens subsp. occidentalis A. J. McClatchie 1893-4-10 5 Los Angeles Pasadena Comment
  SEINET10539335  Salix argophylla David B. Dunn 1937-3-14 Dunn s.n. Los Angeles Inlet 5 or more miles above palos verdes (unspecified state or county). Comment
  CAS-BOT-BC103148  Salix bonplandiana I. Johnston 1917-5-13 1903 Los Angeles El Monte 121 Comment
  CAS-BOT-BC433206  Salix exigua A. C. Sanders 2006-5-16 32326 Los Angeles Tehachapi Mtns. Foothills: Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake. 991 Comment
  RSA6441  Salix exigua F. R. Fosberg 1932-3-3 7413 Los Angeles Castaic Creek, below Castaic, San Gabriel Mts. 300 Comment
  UCR208207  Salix exigua I. M. Johnston 1917-8-23 1685 Los Angeles Transverse Ranges; San Antonio [San Gabriel] Mtns., Prairie Fork of San Gabriel River 1524 Comment
  HSC19944  Salix exigua var. hindsiana G. E. Anderson 1966-4-6 44 Los Angeles 1 mi. N of Topanga, off Hwy. 27 on side road Comment
  LA208746  Salix laevigata Carl Hedin; Joseph Ewan 1932-4-30 7646 Los Angeles Above Ballona Creek, S of Culver City [Area 2] Comment
  OBI35693  Salix laevigata Rebecca Cicoria 1982-4-26 61 Los Angeles Palos Verdes Peninsula: George F. Canyon, Rolling Hills Comment
  RSA0091146  Salix laevigata R. G. Swinney 2011-5-12 14695 Los Angeles San Gabriel Mountains: Aliso Canyon Creek, 50-100 m west of Aliso Cyn. Road, 0.5 miles W of Angeles Forest Hwy, west of mouth of Cabin Cyn. Creek. 1183 Comment
  OBI5716  Salix lasiolepis Carl W. Sharsmith 1932-1-17 9 Los Angeles Lower San Gabriel Cyn, about 9.5 km above Azusa 300 Comment
  RSA507005  Salix lasiolepis Robert F. Thorne, M. Z. Thorne 1969-7-10 38361 Los Angeles San Gabriel Mts; Angeles National Forest; ca. 1 mile W of Wrightwood along Wrightwood-Big Pines Hwy. 1951 Comment
  RSA600002  Salix lasiolepis Steve D. Boyd, Lauren Raz 1997-5-28 9841 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
  UC506459  Salix lasiolepis Carl Hedin and Joseph Ewan 1933-1-28 7640 Los Angeles near Radford Dr. Bridge Los Angeles R.; San Fernando Valley, Los Angeles R. Comment
  UCR125252  Salix lasiolepis A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25501 Los Angeles NE end of Santa Susana Mtns., canyon draining into Santa Clara River Valley from the south off 'Round Mtn.' (peak 1476), north of Potrero Canyon 305 Comment
  RSA0030835  Salix lasiolepis Carl W. Sharsmith 1932-2-14 9 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  RSA92621  Salix lasiolepis Mabel Peirson 1925-3-1 5434 Los Angeles Arroyo Seco below California Street bridge, Pasadena Comment
  RSA92640A  Salix lasiolepis F. W. Peirson 1919-3-30 720 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 457 Comment
  CAS-BOT-BC128517  Salix lasiolepis var. lasiolepis F. R. Fosberg 1932-3-3 7412 Los Angeles Santa Monica Mountains - Agoura (Picture City) Comment
  RSA0060697  Salsola australis Nancy Hamlett 2014-9-25 s.n. Los Angeles Bernard Field Station. Grassy area approx. 40 m west of entry drive and approx. 6 m north of Foothill Blvd. fence. 370 Comment
  CAS-BOT-BC180705  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  RSA606024  Salsola tragus L. C. Wheeler 1967-11-11 s.n. Los Angeles San Gabriel Mountains: Placenta Canyon. 1/2 mile East of Oak of Golden Dream 518 Comment
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May 23 2011
  RSA777626  Saltugilia australis Orlando Mistretta, Christine Mistretta 2010-5-20 5154 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  POM175438  Saltugilia splendens subsp. grantii Joseph A. Ewan 1930-6-23 2639 Los Angeles 1 mile above Coldbrook Camp, N. Fork San Gabriel River, San Gabriel Mountains. 1220 Comment
  POM296994  Saltugilia splendens subsp. grantii Lyman Benson 1945-6-5 11765 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  POM48106  Saltugilia splendens subsp. grantii I. M. Johnston 1924-8-13 s.n. Los Angeles Sunset trail, 1 mi. S of Sunset Peak 1584 Comment
  RSA0116639  Saltugilia splendens subsp. grantii Orlando Mistretta, Christine Mistretta 2008-4-16 2472 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 23 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1142 Comment
  RSA67056  Saltugilia splendens subsp. grantii Verne Grant, Alva Grant 1951-6-11 16031 Los Angeles E of Observatory on summit of Mt. Wilson 1677 Comment
  RSA226243  Salvia apiana Gary D. Cromwell, David W. Wheat 1971-7-1 705 Los Angeles Near canyon mouth just above creek bed. Mystic Canyon, San Gabriel Mountains, Angeles National Forest. Two miles NE of Glendora. 366 Comment
  POM306200  Salvia apiana Henry J. Ramsey, Henry J. Ramsey 1937-5-16 s.n. Los Angeles Altadena. 305 Comment
  RSA401625B  Salvia apiana William Emboden 1969-5-28 33 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA670604  Salvia carnosa Bonnie C. Templeton 1930-5-19 1458 Los Angeles Mint Canyon on edge of Mohave Desert. 200 Comment
  RSA579148  Salvia columbariae Tim S. Ross, Darin Banks 1994-4-12 7465 Los Angeles San Francisquito Canyon: xeric westerly slope ca 460 m SSW of where Drinkwater Canyon joins S. Fr. Canyon. 515 Comment
  RSA584336  Salvia columbariae Tim S. Ross, Orlando Mistretta 1993-5-26 7298 Los Angeles W end of the San Gabriel Mountains: SE slope of the 3834-ft. peak just NW of May Canyon Saddle. 1137 Comment
  RSA589256  Salvia columbariae Tim S. Ross 1991-4-28 4781 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  UCR96306  Salvia columbariae B. G. Pitzer 1996-4-20 2699 Los Angeles Western Mojave Desert, Antelope Valley, north side of Hwy 138 (Ave. 'D'), c. 2 mi. west of Neenach (c. 30 mi. west of Hwy 14) 915 Comment
  UCSB8123  Salvia columbariae Fox, Lynn 1963-5-3 Los Angeles 100 yards NE of Mint Canyon Campground; 7.7 mi. N of Soledad Canyon Road; on U.S. Highway 6 640 Comment
  UCR220161  Salvia dorrii R. G. Swinney 2009-4-2 10265 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  JEPS62722 Image available Salvia leucophylla W. L. Jepson 1928-4-27 12645 Los Angeles Conejo Pass; Santa Monica Mts. Comment
  RSA0115310  Salvia leucophylla R. G. Swinney 2010-5-25 12906 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA446323  Salvia leucophylla Gale Sphon 1955-5-12 s.n. Los Angeles Mulholland Drive, .8 miles west of Sepulveda Blvd. Comment
  SEINET4044542  Salvia leucophylla D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Malibu Creek State Park. 259 Comment
  RSA0068252  Salvia mellifera R. G. Swinney 2010-3-10 11838 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  RSA0088258  Salvia mellifera R. G. Swinney 2010-5-25 12969 Los Angeles just south of boundary of Placerita Canyon Natural Area, in Natl. Forest, Manzanita Mountain (on park map but not on USGS topo), just north of jct. of Manzanita Mtn. Trail and USFS ridge firebreak. 659 Comment
  RSA9707  Salvia mellifera P. A. Munz 1921-4-24 4431 Los Angeles Ridge Road, near Castaic. 610 Comment
  SBBG6503  Salvia mellifera H. and M. Dearing 1938-5-22 1942 Los Angeles Decker Ranch Rd Comment
  SFV4269B  Salvia mellifera W. A. Emboden, Jr. 1962-4-29 2056 Los Angeles Santa Monica Mountains Los Angeles, Bel Air. Mulholland Drive near Beverly Glen. 380 Comment
  UCR213580  Salvia mellifera A. C. Sanders 2010-5-7 38342 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 104 Comment
  RSA0036165  Salvia mellifera Bill Duval s.n. Los Angeles Montrose 60 Comment
  UC76196  Salvia spathacea unknown May 1902 1104 Los Angeles Pasadena Comment
  UCLA34660  Salvia spathacea unknown 1939-1-15 37 -13 Los Angeles Garden Comment
  RSA250495  Sambucus caerulea R. F. Thorne, John Dourley 1967-10-10 37377 Los Angeles Cortelyou Springs 2072 Comment
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Aug 29 2011
  POM308139  Sambucus mexicana Henry J. Ramsey, Henry J. Ramsey 1937-5-16 2936 Los Angeles Altadena, N. Craig Ave. Comment
  RSA738056  Sambucus mexicana Jane Snyder 1966-5-10 6 Los Angeles San Rafael Hills 213 Comment
  UC1871099  Sambucus mexicana T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4938 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880&apos Comment
  CAS-BOT-BC238745  Sambucus nigra subsp. caerulea J. Ewan 1931-9-7 5155 Los Angeles Sawpit Canyon, San Bernardino Mts. 1402 Comment
  SFV15568  Sambucus nigra subsp. caerulea R. K. Stachelek 1992-4-14 17 Los Angeles San Gabriel Mountains Sylmar, Stetson Ranch Park. Dirt road just past parking area. 500 Comment
  UCSB7352  Sanicula arguta Haller, Norman 1953-3-5 Los Angeles Faculty Hill, UCLA; 110 yds. up the trail to the "C" Comment
  POM3422  Sanicula bipinnata L. R. Abrams 1901-4-3 1301 Los Angeles Los Angeles River, San Fernando Valley Comment
  UCR242035  Sanicula crassicaulis Dan S. Cooper 2012-4-30 412- 6 Los Angeles Santa Monica Mountains, Topanga, west end of Robinson Road/ Kim Trail, off North Topanga Canyon Blvd/Hwy 27 281 Comment
  SBBG113103  Sanicula crassicaulis S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1998-5-1 SCa 612 Los Angeles W side of Middle Ranch Cyn Rd, across from pump house, ca. 0.7 mi from intersection with Airport Rd 320 Comment
  POM97140  Sanicula tuberosa P. A. Munz 1925-4-23 9438 Los Angeles San Gabriel Canyon. 488 Comment
  SD69525  Sarcocornia pacifica Robert F. Thorne 1966-4-4 35769 Los Angeles Santa Catalina Island; salina behind Ballast Point, Catalina Harbor, Isthmus. Comment
  UC1369830  Satureja douglasii Robert F. Thorne and D. Propst 1968-5-28 37647 Los Angeles Middle Bulrush Canyon Santa Catalina Island 243 Comment
  JEPS43807  Saxifraga californica Frank W. Peirson 1919-4-19 373 Los Angeles Pacoima Canyon; San Gabriel Mountains, Pacoima Canyon 533 Comment
  UC520332  Schinus molle Louis C. Wheeler 1933-1-28 1456 Los Angeles San Dimas Canyon , San Dimas Canyon (San Gabriel Mts.) 388 Comment
  LA98920  Schismus arabicus E. R. Hobbs; 1978-4-23 78 -164 Los Angeles Antelope Valley, Little Rock, State Highway 138 Comment
  SBBG112873  Schismus arabicus S. A. Junak 1998-3-21 SCa 495 Los Angeles ridge on W side of Cape Cyn, SSW of Black Jack Pk 374 Comment
  RSA653694  Schismus barbatus Valerie L. Soza, Laura Moore 2000-5-10 862 Los Angeles Verdugo Mountains, north side: Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park. Fire road south of Verdugo Crestline Dr. at fire gate to powerlines 579 Comment
  LA103207  Schoenoplectus acutus var. occidentalis Barry A. Prigge; 1985-6-14 6414 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail below Murphy Ranch site. 597 Comment
  RSA366046  Schoenoplectus americanus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  UC306144  Scirpus californicus G. B. Grant 1904-7-14 6334 Los Angeles Los Angeles , Eastlake Reservoir (Eastlake Reservoir) Comment
  UCD125690  Scutellaria Tom Yutani 1995-8-10 s.n. Los Angeles La Mirada. Comment
  UCR273567  Scutellaria siphocampyloides R. G. Swinney 2011-6-15 15184 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA445367  Scutellaria tuberosa Robert Gustafson, Gary D. Wallace 1982-4-14 2502 Los Angeles Gold Hill, Monrovia; southern base of the San Gabriel Mts. Comment
  UCR210415  Selaginella bigelovii R. G. Swinney 2008-12-6 9965 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
  RSA151122  Selaginella bigelovii Peter H. Raven 1962-4-12 17322 Los Angeles Rocky walls of canyon, with Galvezia, in canyon below the Tomb, San Clemente Island 122 Comment
  RSA473127  Senecio astephanus Anstruther Davidson 1896-06 2044 Los Angeles Mt. Wilson trail Comment
  UC741140  Senecio californicus B. C. Templeton 1939-4-10 4616 Los Angeles Playa del Rey to El Segundo 10 Comment
  POM254746  Senecio californicus B. C. Templeton 1939-4-10 4616 Los Angeles Playa del Rey to El Segundo 10 Comment
  RSA472892  Senecio californicus Helen M. Oster 1924-4-27 13769 Los Angeles Foothills n. end of Vermont Ave. Comment
  RSA444577  Senecio flaccidus var. douglasii B. Roy 1987-10-9 10- 9 -87/5 Los Angeles 6 miles S of Mt Baldy Village along the road (about 1/4 mi N of the flood control dam) 768 Comment
  RSA94685  Senecio lyonii F. W. Peirson 1923-4-12 3478 Los Angeles Wilson's Cove, San Clemente Island. Comment
  SEINET3928066  Senecio triangularis I. M. Johnston 1917-8-22 1679 Los Angeles Prairie 7k of San Gabriel.; 0 2134 Comment
  RSA755821  Senecio vulgaris R. G. Swinney 2008-12-2 9907 Los Angeles mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east. 165 Comment
  SEINET4044584 Image available Senecio vulgaris D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Puerco Canyon. 121 Comment
  UCR214631  Senecio vulgaris A. C. Sanders, Dan S. Cooper 2010-3-12 37365 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UC1587633  Senecio vulgaris Tim Ross 1991-4-21 4506 Los Angeles Lower Turnbull Canyon drainage above nw bank stream course (Whittier Hills, Puente Hills pro parte); Whittier Hills (Puente Hills, pro parte): Lower Turnbull Can 182 Comment
  CAS-BOT-BC438168  Sesuvium verrucosum G. B. Grant 1904-6-5 6112 Los Angeles Near Ballona Comment
  RSA594406  Setaria parviflora Steve Boyd, Lauren Raz 1996-10-14 9084 Los Angeles Liebre Mountains region, southwest end of Quail Lake, in seasonally flooded depression on south side of Highway 138. 1021 Comment
  SEINET10846735  Setaria parviflora Scott D. White 2003-10-14 White 9834 Los Angeles San Gabriel Mountains: Foothills above Sierra Madre. Los Angelis Dept of Public Works "Sierra Madre Villa" Debris Basin. Mt. Wilson. T1N R11W S18, NW1/4. 335 Comment
  UCR206155  Setaria parviflora R. G. Swinney 2008-5-30 8894 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  RSA577556  Setaria viridis L. C. Wheeler 1936-6-12 4147 Los Angeles Monroe Canyon, San Gabriel Mountains. 549 Comment
  SBBG108979  Sibara filifolia S. A. Junak 1997-3-11 SCl 742 Los Angeles Sibara Ridge overlooking Pyramid Cove, ca. 0.25 mi S of Triangulation Pt Guds 164 Comment
  UCR152879  Silene antirrhina A. C. Sanders, Helen Kennedy 2005-4-13 29420 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  RSA661098  Silene antirrhina Orlando Mistretta 1992-4-5 210 Los Angeles Guds, San Clemente Island. Comment
  RSA496670  Silene gallica A. C. Sanders 1988-3-17 7729 Los Angeles El Segundo Dunes, immediately W of LA International Airport and Pershing Drive, E of Vista Del Mar Blvd. 30 Comment
  RSA65703  Silene gallica F. W. Peirson 1919-1 420 Los Angeles Laurel Canyon, Santa Monica Mts. Comment
  SBBG37712  Silene gallica M. B. Dunkle 1939-4-6 7305 Los Angeles Mosquito Harbor Comment
  RSA477865  Silene gallica Richard C. Barkelew 1929-4-17 14553 Los Angeles Santa Monica Mountains, Mulholland Highlands, Los Angeles. Comment
  LA94364  Silene laciniata subsp. laciniata A. M. Johnson; 1935-4-26 4576 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  SDSU12063  Silene laciniata subsp. major Jennifer Swenson, David Shaari 1995-5-2 2 V95A Los Angeles Off Encinal Canyon Rd. in Charmlee Regional Park, 1 mile on dirt road beyond park gate, before open meadow. 419 Comment
  RSA0065442  Silene laciniata subsp. major Mary H. Ward 1970-4-19 LASCA- 935 Los Angeles San Rafael Hills behind Linda Vista, southwestern Pasadena. 304 Comment
  UCR127633  Sisymbrium altissimum Mark A. Elvin, Cathleen Weigand 2003-5-22 2895 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  UCR179699  Sisymbrium altissimum R. G. Swinney, Dave Larson 1996-7-17 5128 Los Angeles San Gabriel Mountains, San Dimas Experimental Forest, east half (grass portion) of Browns Flat 1341 Comment
  RSA0042272  Sisymbrium officinale Paul Neipp 1994-4-28 15 Los Angeles Directly west of San Dimas Ranger Station on San Dimas Canyon Rd. Comment
  RSA675001  Sisymbrium orientale LeRoy Gross 2003-2-22 731 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  RSA675864  Sisymbrium orientale LeRoy Gross 2003-3-7 768 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
  LA24007  Sisyrinchium bellum Carl Epling; Lincoln Ellison 1929-5-18 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  SBBG128175  Sisyrinchium bellum M. L. Hoefs, D. R. Hoefs, h. Greene 1992-4-15 1766 Los Angeles open slope above Parson's Landing 213 Comment
  UC68500  Sisyrinchium bellum unknown May, 1903 Los Angeles Los Angeles Comment
  RSA0127217  Sisyrinchium bellum Louis C. Wheeler 1967-7-15 10064 Los Angeles Angeles National Forest. Southwest side of Mt. Waterman. Comment
  RSA614986  Sisyrinchium bellum Louis C. Wheeler 1968-4-13 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail. 518 Comment
  UCR19534  Smilacina stellata Aloys Nicholson 1933-5-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu Canyon Comment
  UCR117133  Solandra maxima A. C. Sanders, D. Malueg 2001-5-17 24331 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  CAS-BOT-BC174996  Solanum douglasii A. C. Sanders 2003-3-14 25767 Los Angeles San Gabriel Valley: long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  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
  UC456216  Solanum physalifolium var. nitidibaccatum I. J. Condit 1908-7-24 Los Angeles Compton Comment
  RSA597395  Solanum umbelliferum Tim S. Ross, Steve D. Boyd 1990-6-18 3499 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  NY820463  Solanum xanti S. D. Boyd 1997-3-31 9422 Los Angeles Liebre Mountains Region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  UCR104744  Solanum xanti David Charlton 1989-4-30 2996 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway, approximately 10 miles north of the southern boundary of the Angeles National Forest, c. 1 mi. (airline) NW of Switzer Camp. 1159 Comment
  UCR155698  Solanum xanti A. C. Sanders, T. B. Salvato 2005-4-26 29710 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  RSA716921  Solidago californica LeRoy Gross, Naomi Fraga 2006-1-20 2450 Los Angeles East end of the Verdugo's. North side of the main crest. Deer Creek off of Beaudry Road. West of Debris Basin. 448 Comment
  UCR239940  Solidago californica R. G. Swinney 2009-11-16 11633 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  CAS-BOT-BC365306  Solidago confinis Ernest Braunton 1902-8-1 623 Los Angeles Cienega Comment
  JEPS32448  Solidago velutina subsp. californica F. W. Peirson 1918-11-1 230 a Los Angeles Arroyo Seco , Arroyo Seco (San Gabriel Mts.) 1295 Comment
  UCR272576  Solidago velutina subsp. californica R. G. Swinney 2011-9-22 15659 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  SBBG31292  Sonchus asper R. F. Thorne with P. C. Everett 1965-6-23 35010 Los Angeles lower part of Hamilton Cyn 60 Comment
  UCR271537  Sonchus asper R. G. Swinney 2011-3-18 14167 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA526627  Sonchus asper Steve Boyd, Laurel Arnseth 1990-4-7 4197 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA12404  Sonchus oleraceus C. B. Wolf 1934-4-11 5617 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4; T4S R12W S27 SE/4 5 Comment
  UCR108666  Sorghum bicolor L. C. Wheeler 1942-11-30 5678 Los Angeles San Gabriel Valley, near Kellogg Ranch, Arroyo Avnue, c. 3 mi west of Pomona 305 Comment
  RSA651601  Sorghum halepense B. L. Bergman s.n. Los Angeles Found at 12224 S. Downey Ave. Downey. 76 Comment
  UC174007  Sorghum halepense Geo. B. Grant Los Angeles Pasadena Comment
  UCR259280  Spartium junceum R. G. Swinney 2010-6-4 12987 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  SEINET4077533  Spergularia macrotheca M. B. Dunkle 1939-1 7205 Los Angeles Southeast point of San Clemente Island. Comment
  CATA1522  Spergularia macrotheca var. macrotheca Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1996-7-10 2740 Los Angeles Santa Catalina Island: Bluff below U.S.C. Building at Fisherman's Cove 6 Comment
  SBBG98636  Spergularia macrotheca var. macrotheca T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5101 Los Angeles North Head; WNW of the new landing field 15 Comment
  SBBG96636  Spergularia macrotheca var. macrotheca S. Boyd with T. Ross, P. Fritsch 1990-4-6 4174 Los Angeles E side of island, 0.2 mi S of US Navy site called "Jack" 152 Comment
  CATA2910  Sphaeropteris cooperi Sara L. Crockett 1997-3-7 88 Los Angeles Santa Catalina Island: Across from 337A Clemente Street 24 Comment
  RSA225686  Stachys bullata Robert F. Thorne, Arthur C. Gibson 1971-5-22 39763 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon. 396 Comment
  RSA446655  Stachys bullata E. Crow 1929-5-5 354 Los Angeles Santa Monica Mountains: Pacific Palisades. Comment
  UCR124893  Stachys bullata B. C. Templeton 1930-5-27 1419 Los Angeles Western Transverse Range; Santa Monica Mtns., Higgins Canyon, north of Beverly Hills 200 Comment
  SEINET3246031  Stellaria media T. B. Salvato, Sandra Murcia 2007-1 2021 Los Angeles San Gabriel Mountains: Angeles National Forest, lower Santa Anits Canyon at the upper end of Santa Anita Reservoir. (Mount Wilson) 411 Comment
  RSA650311  Stellaria media A. E. Hersh 1950-7-12 s.n. Los Angeles 4111 Wade St., Venice. 30 Comment
  RSA660472  Stellaria media Mary C. Hunter 1994-4-24 0002 Los Angeles South Pasadena (Mission and Fair Oaks backyard). Comment
  SBBG125838  Stellaria nitens A. Parikh, N. Gale 2010-5-25 3223 Los Angeles Sierra Pelona, 4.8 km W of State Hwy 14, 1.9 km SW of California Aqueduct 1025 Comment
  CAS-BOT-BC375069  Stephanomeria Cecil Hart 1921-7-1 16 Los Angeles Howard & Smith's nursery, Montebello Comment
  RSA251470  Stephanomeria blairii R. F. Thorne 1973-4-11 42834 Los Angeles San Clemente Island, upper part of Norton Canyon. 274 Comment
  RSA503406  Stephanomeria blairii P. H. Raven 1962-7-11 17992 Los Angeles 1 mile south of Wilson Cove, San Clemente Island Comment
  JEPS30638  Stephanomeria exigua subsp. coronaria Peter H. Raven and Henry J. Thompson 1959-9-27 14515 Los Angeles Sepulveda Canyon Santa Monica Mountains 243 Comment
  UC729493  Stephanomeria pauciflora Carl B. Wolf 1932-8-11 4010 Los Angeles 1/8 mi below Big Rock Ranger Station (desert slope of San Gabriel Mts.); San Gabriel Mts., Big Rock Creek 1066 Comment
  RSA643106  Stephanomeria virgata Orlando Mistretta 1992-9-4 800 Los Angeles San Gabriel Mountains: Yerba Buena Trail; Tujunga Ranger District. 1433 Comment
  SBBG91139  Stephanomeria virgata subsp. virgata M. R. Benedict 1971-6-26 Los Angeles 0.5 mi S of Wilson Cove Comment
  UCR273446  Stephanomeria virgata subsp. virgata R. G. Swinney 2011-10-25 15877 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  RSA748489  Stephanomeria virgata subsp. virgata Orlando Mistretta 1992-7-9 642 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCR190373  Stipa R. G. Swinney, Cody Clarke 2001-6-20 8006 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
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Feb 6 2013
  SEINET10589590  Stipa Johnson 1963-4-6 Johnson G- 214 Los Angeles City of Los Angeles - Grown at UCLA Campus. Originally from 20 mi. N of Deaful along rd. to Khorramabad, Iran. Comment
  UCR213950  Stipa cernua Dave Silverman, Cindy Hopkins 2007-4-27 6782 Los Angeles Tejon Ranch, W of California Aqueduct, N of Oso Canyon, ca. 0.9 miles S of National Cement and 500m NNE of Oso 3804 benchmark 1067 Comment
  UCR166088  Stipa hymenoides Dat Tien 2004-5-1 s.n. Los Angeles Western Mojave Desert, Antelope Valley, c. 9 mi NE of Littlerock and c. 4 mi west of Lake Los Angeles (housing development) 884 Comment
  SD51934  Stipa pulchra Peter H. Raven 1962-4-9 17172 Los Angeles San Clemente Island; near barracks, Wilson Cove 60 Comment
  RSA429484  Streptanthella longirostris Christopher Davidson 1973-4-7 1893 Los Angeles Juniper Hills toward Devil's Punchbowl, east side of San Gabriel Mtns. 1066 Comment
  RSA587754  Streptanthella longirostris Timothy S. Ross 1991-4-27 4692 Los Angeles Mojave Desert: ca 0.85 mi W of Three Sisters and1.2 mi S of Black Butte. Bladed road heading N from Black Butte Basin Road x Avenue 'U' [not on 1968 topo], running northward to the W of BBB Rd for about 1.2 miles., Then rejoining it NW of Three Sisters. 944 Comment