Search Results — 2000 specimen records retrieved (1549 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/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC78038  Abies concolor Saichi Kawahara 1968-4-9 142 Los Angeles on Highway 2, 5 miles east of junction with Highway 39, Angeles National Forest 2148 Comment
  RSA234636  Abronia maritima Robert F. Thorne 1970-3-6 39384 Los Angeles Santa Catalina Island: Ben Weston Beach (Mills Landing). 2 Comment
  JEPS61208  Abronia pogonantha Frank W. Peirson 1921-5-19 2414 Los Angeles San Gabriel Mountains, Little Rock Creek 1036 Comment
  POM50868  Abronia pogonantha A. D. E. Elmer 1902-06 3663 Los Angeles Lancaster. Comment
  UCR19756  Abronia pogonantha Henry E. Davis 1969-5-23 45 Los Angeles Western Mojave Desert, S of State Hwy 138, 0.5 mi. east of Llano 915 Comment
  POM123202  Abronia umbellata Marcus E. Jones 1900-7-12 6500 Los Angeles Long Beach. Comment
  RSA579228  Acacia cyclops T. S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 7425 Los Angeles Rancho Palos Verdes; unnamed horseshoe shaped canyon to the NE of upper Forrestal drive. 259 Comment
  UCR59560  Acamptopappus sphaerocephalus Ed LaRue 1989-5-11 s.n. Los Angeles Western Mojave Desert, Palmdale, c. 0.5 mi (air) east of Alpine Springs [Mobile Home] Park, c. 0.5 mi. (air) north of point where Hwy 138 [=Sierra Hwy or Pearblossom Hwy] crosses California Aqueduct & c. 0.75 mi. (air) south of Ave. S 856 Comment
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Jan 22 2014
  POM42138  Acamptopappus sphaerocephalus var. hirtellus H. M. Hall, H. P. Chandler 1906-6-11 7388 Los Angeles Near Lancaster, in the lower Sonoran Zone of the Mohave Desert. 213 Comment
  SD262175  Acamptopappus sphaerocephalus var. sphaerocephalus R. G. Swinney 2014-4-10 16064 Los Angeles San Gabriel Mountains: SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100 - 400 m east of Cheseboro Rd. 901 Comment
  CAS-BOT-BC412581  Acanthoscyphus parishii var. parishii James L. Reveal; C. Rose Broome 1987-6-25 6576 Los Angeles San Gabriel Mountains, along the Angeles Crest Highway (California Highway 2) at milepost 66.8, 3.1 miles east of the junction of California Highway 39 and 3 miles southwest of Dawson Saddle 2346 Comment
  RSA764145  Acer glabrum var. torreyi Doris Bowers 1957-5-12 2147 Los Angeles Arroyo Seco, Pasadena. 305 Comment
  CAS-BOT-BC331529  Acer macrophyllum Grant 1901-3-24 3647 Los Angeles Caton Canon Comment
  RSA394183  Acer macrophyllum Ora M. Clark 1928-10-14 1957 Los Angeles San Antonio River, S. of Camp Baldy, San Antonio Mts. Comment
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Mar 31 2014
  RSA573481  Acer macrophyllum Gerald L. Benny 1969-5-22 113 Los Angeles San Antonio Canyon below Camp Baldy 1067 Comment
  SD253351  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 Canyon (Glendora 7.5'Q) 476 Comment
  RSA0091178  Acer macrophyllum Reed Kepner 1963-4-6 9107 Los Angeles Rancho Santa Ana Botanical Gardens, Claremont. Comment
  CAS-BOT-BC211916  Achnatherum coronatum Timothy S. Ross; Steve Boyd 1994-5-25 7929 Los Angeles Hanging basin ca 470 - 830 m W of Warm Springs Mtn. Summit, from ca 600-800 m WSW of summit, Necktie Basin, Liebre Mountains 1075 Comment
  RSA588873  Achnatherum coronatum Orlando Mistretta 1994-9-21 1492 Los Angeles Santiago Canyon. At junction of Forest Rd. 4N20 with Santiago Creek. 1250 Comment
  RSA713354  Achnatherum coronatum A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale 2003-4-30 26203 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch 366 Comment
  RSA728293  Achnatherum hymenoides Gary D. Wallace, B. Gustafson, Dave Minor, M. Wallace, F. Runyon, B. Birdsal 1982-4-26 1958 Los Angeles Fort Tejon Road Comment
  POM87793  Achyrachaena mollis L. R. Abrams 1902-4-20 2358 Los Angeles Los Angeles Comment
  RSA562424  Achyrachaena mollis D. Bramlet 1993-4-15 2315 Los Angeles In the Puente Hills, approximately 274 m. NW of Pomona peak. The site is located some 1,220 m. west of the intersection of the Pomona freeway and Chino hills Parkway. 116 Comment
  UC557692  Acmispon argophyllus var. adsurgens Nell Murbarger April, 1936 146 Los Angeles San Clemente Island. South end and on west side of the Island. 274 Comment
  UC1234766  Acmispon argophyllus var. argenteus Peter H. Raven 1962-5-20 1777 Los Angeles Santa Catalina Island, near Bird Park, Avalon. Comment
  SDSU19977  Acmispon glaber S. H. Bullock 1968-4-6 34 Los Angeles Claremont, north of Foothill Blvd. between Dartmouth and College Ave. 366 Comment
  CHSC97049  Acmispon glaber var. glaber LeRoy Gross; Laura Moore 2000-6-5 202 Los Angeles Verdugo Mountains. Canyon east of Brand Canyon by the Brand Lateral Trail, out of Brand Park, north of corners of Grandview and Mountain, Glendale. 274 Comment
  SBBG121251  Acmispon maritimus var. maritimus V. Soza, S. Deo, L. Gross 2000-4-20 697 Los Angeles NE side of La Tuna Cyn, N of 210 Fwy, N of La Tuna Cyn Rd; SSW of Dorothy and Estepa Drive jct, Haines Cyn Park 579 Comment
  SEINET957924  Acmispon nevadensis var. davidsonii L. C. Wheeler 1970-1 s.n. Los Angeles San Gabriel Moutains. Heliport 0.3 mile of South Mt. Hawkins. 2286 Comment
  SFV20861  Acmispon strigosus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 712 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  LA209732  Acourtia microcephala Carl Epling; N. Dunn 1931-5-30 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  UC75982  Acourtia microcephala Geo. B. Grant August 1902 945 Los Angeles Pasadena; Southern California Comment
  RSA471682  Acourtia microcephala William Greenberg 1939-4-16 s.n. Los Angeles Beverly Hills Canyon. Comment
  SFV16228  Adenostoma fasciculatum P. A. Krueger 1994-5-18 52 Los Angeles San Gabriel Mountains 0.2 miles south on Chaney Trail from Millard Campground. 550 Comment
  RSA390483  Adenostoma fasciculatum var. fasciculatum Louis C. Wheeler 1931-4-10 s.n. Los Angeles Pomona: Ganesha Heights. Comment
  CATA1271  Adiantum capillus-veneris Mark Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2356 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  POM881  Adiantum capillus-veneris L. R. Abrams 1901-7-1 1878 Los Angeles West fork of San Gabriel River. Comment
  RSA145435  Adiantum capillus-veneris P. H. Raven 1961-10-1 16781 Los Angeles San Gabriel Mnts.: upper Evey Canyon 915 Comment
  RSA610521  Adiantum capillus-veneris L. C. Wheeler 1931-7-26 s.n. Los Angeles West Fork Palmer Canyon, San Gabriel Mts. 762 Comment
  RSA687711  Adiantum jordanii L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA687688  Adiantum jordanii May N. Ackley 1931-3-8 10 Los Angeles Santa Susana Pass. Comment
  RSA466289  Aeonium arboreum A. C. Sanders 1988-2-3 7597 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  SBBG71281  Aesculus californica R. Hoffmann 1927-6-13 Los Angeles Chandler's Comment
  UCR150617  Ageratina adenophora Scott D. White 1997-5-8 5090 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
  UCR186767  Ageratina adenophora T. B. Salvato, Sandra Murcia 2007-3-28 2023 Los Angeles San Gabriel Mountains, Angeles National Forest, lower Santa Anita Canyon at the upper end of Santa Anita Reservoir 427 Comment
  HSC92034  Ageratina adenophora Amy Austin, Tony LaBanca, Noreen McClintock 1990-3-13 11 Los Angeles San Bernardino National Forest, on San Gabriel Canyon Rd. Comment
  RSA730718  Agoseris grandiflora R. G. Swinney 1997-6-13 5583 Los Angeles South of Pinon Hills, ridge NE of Table Mt. near LA Co. line. 1829 Comment
  CAS-BOT-BC15432  Agoseris grandiflora var. grandiflora C. F. Baker 1909-5-15 5314 Los Angeles Mountains near Claremont Comment
  SD255635  Agoseris retrorsa R. G. Swinney 2011-6-22 15262 Los Angeles San Gabriel Mountains: Devils Peak, SE of Doe Spring on ridge SE of Mt. Mooney, west of Devils Canyon, 0.4 mile east of Angeles Crest Highway. 1780 Comment
  RSA0013559  Agrostis exarata Orlando Mistretta, Christine Mistretta 2011-6-30 5786 Los Angeles North Fork Mill Creek; along Forest Road 3N27 1200 Comment
  RSA229180  Agrostis exarata R. F. Thorne, C. W. Tilforth 1971-6-30 40823 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
  RSA547478  Agrostis exarata Timothy S. Ross, Orlando Mistretta 1992-7-24 6771 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 Comment
  RSA579309  Agrostis exarata Timothy S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8086 Los Angeles San Gabriel Mountains: Sheep Camp Spring, 334 deg. and 520 meters NNW of Pacifico Mountain summit, at the headwaters of Santiago Canyon. 1921 Comment
  RSA731068  Agrostis exarata Gary D. Wallace 1979-4-23 1833 Los Angeles Mojave Desert west of Palmdale along Munz Ranch Road. Comment
  UCR190928  Agrostis exarata R. G. Swinney 1999-7-14 7560 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 0.25 mi. north of Laurel Gulch 713 Comment
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May 11 2012
  RSA226922  Agrostis idahoensis R. F. Thorne 1971-8-25 41262 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  RSA725306  Agrostis pallens K. Dobry 1991-6-11 d- 679 Los Angeles Santa Monica Mts las Virgenes and Mulholland Hwys. at Soka University Comment
  CAS-BOT-BC47986  Ailanthus altissima Peter H. Raven 1960-5-21 15402 Los Angeles Santa Monica Mountains - Cornell Corners, along creek 243 Comment
  LA201815  Alcea rosea Arthur C. Gibson; 2003-6-24 4951 Los Angeles Comment
  UC3067  Allium burlewii H. M. Hall Jun 3 1900-Jun 6 1900 1497 Los Angeles Swarthout Canyon San Antonio Mountains, Swarthout Canyon 2042 Comment
  UCR191675  Allium fimbriatum var. fimbriatum T. B. Salvato 2008-4-22 3313 Los Angeles Transverse Range; Northwestern San Gabriel Mountain Foothills/Mojave Desert, east of Neenach in the Antelope Valley, south of Hwy 138 and west of 265th Street, slopes west of Pine Canyon 1006 Comment
  UCR98749  Allium fimbriatum var. fimbriatum T. S. Ross, Steve Boyd 1990-6-18 3497 Los Angeles San Gabriel Mtns., Ball Flat, 1500 m due north of Jackson Lake, between the Boulder Canyon & Mescal Creek drainages. 1768 Comment
  CAS-BOT-BC469353  Allium fimbriatum var. fimbriatum Alice Eastwood; John Thomas Howell 1937-4-26 3960 Los Angeles Near Palmdale Comment
  UCR62102  Allium haematochiton R. G. Swinney 1990-2-27 1516 Los Angeles San Gabriel Mtns., Glendora, 50-100 yards north of Morgan Ranch Road terminus; road to continue through Allium site. 335 Comment
  SBBG129307  Allium lacunosum var. davisiae A. Parikh, N. Gale 2012-5-12 3593 Los Angeles Aliso Cyn, 1.3 km W of Angeles Forest Hwy, 0.1 km N of Aliso Cyn Rd; San Gabriel Mtns Comment
  JEPS104678  Allium monticola John L. Morrison 1937-6-17 2524 Los Angeles San Gabriel Mountains; along the trail 500 yds above junction of main trail (Mount Islip trail) and Big Cienega camp trail Comment
  RSA79253  Allium monticola G. R. Campbell 1952-6-28 17293 Los Angeles South slope of Mt. San Antonio (Baldy); San Gabriel Mts. 2744 Comment
  SDSU11552  Allium praecox R. M. Beauchamp 1967-3-19 306 Los Angeles San Clemente Island Growing on east rim of canyon south of Wilson Cove Pier. Comment
  UCR271085  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
  POM3484  Allophyllum glutinosum Crawford, Hiatt 1916-3-29 s.n. Los Angeles Topango Canyon Comment
  SD41258  Alnus rhombifolia Edith A. Purer 1931-3-7 1526 Los Angeles Oakwilde Comment
Read comments
Jul 10 2010
  CAS-BOT-BC138030  Alopecurus carolinianus Le Roy Abrams 1901-4-10 1455 Los Angeles Inglewood. Comment
  SEINET6655642  Alternanthera caracasana R. E. Riefner Jr. 2007-8-3 07 -342 Los Angeles San Dimas, Puddingstone Reservoir, Bonelli Region County Park. East shore Dr.; 0 Comment
  UCD97061  Alternanthera philoxeroides H. Daniels; G. Garrettson 1956-9-1 s.n. Los Angeles Rio Hondo River, San Gabriel Blvd. Near Rosemead Blvd, El Monte. Comment
  POM155899  Amaranthus blitoides L. R. Abrams 1904-9-2 4183 Los Angeles Railroad embankment. Comment
  LA210783  Amaranthus deflexus F. H. Lewis; 1939-9-24 1007 Los Angeles West Los Angeles Comment
  RSA151209  Amblyopappus pusillus Peter H. Raven 1962-4-9 17137 Los Angeles Wilson Cove, San Clemente Island. 61 Comment
  RSA533958  Amblyopappus pusillus Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5197 Los Angeles San Clemente Island: 1300ft NNW of Guds (888') marker. 241 Comment
  UCD128871  Ambrosia acanthicarpa Scott D. White 1997-11-5 6019 Los Angeles Malibu Coast; mouth of Trancas Canyon, north of Pacific Coast Hightway. 7 Comment
  UC1069628  Ambrosia salsola A. Lewis 1933-4-20 189 Los Angeles 1.75 mi sw Palmdale; Elizabeth Lake Quad. 871 Comment
  SFV12555  Ammannia coccinea M. H. Grayum 1977-11-24 882 Los Angeles San Fernando Valley Sepulveda Basin. Field just northwest of junction of Burbank Blvd. and San Diego Freeway. 210 Comment
  UCSB68627  Amorpha californica Gross, LeRoy; Fraga, Naomi; Hogshead, Bill; Virgen, Aydee 2003-6-19 Los Angeles Transverse Ranges; Verdugo Mountain region; entered west of Haines Canyon Park, off of Estepa Drive in Tujunga; tributary is north of the 210 freeway; south of freeway tributary will drain into La Tuna Canyon; (Burbank 7.5 Quad. T2N R14W S24, SE1/4) 457 Comment
  POM184688  Amorpha californica var. californica Joseph A. Ewan 1932-6-18 7355 Los Angeles Clear Creek fork of Tujunga Canyon 854 Comment
  UC862264  Amorpha californica var. californica K. Kneen 1933-5-14 Los Angeles Topanga Canyon Comment
  RSA499966  Amsinckia intermedia Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  UCR85797  Amsinckia intermedia T. S. Ross 1991-4-8 4456 Los Angeles San Gabriel Valley, Elephant Hill: western Pomona 355 Comment
  RSA0079967  Amsinckia intermedia P. H. Raven 1962-4-11 17261 Los Angeles San Clemente Island: sandy beach due west of Wall 2. 9 Comment
  RSA0089901  Amsinckia menziesii James Henrickson 1979-4-18 17819 Los Angeles Just north of Valencia, E of Interstate 5, between McBean Parkway and Valencia Parkway, E of College-of-Canyons. 363 Comment
  LA31578  Amsinckia menziesii var. menziesii Peter H. Raven; Henry J. Thompson 1959-5-5 14144 Los Angeles Santa Monica Mountains, Mulholland Hwy, 1 mi W of Las Virgenes Rd (N1); Malibu Creek drainage 304 Comment
  RSA593450  Amsinckia menziesii var. menziesii Steve Boyd 1996-4-24 8651 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct. 1098 Comment
  RSA774262  Amsinckia tessellata R. G. Swinney 2009-5-5 10647 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing 963 Comment
  SBBG89161  Amsinckia tessellata A. C. Sanders, E. J. Lawlor 1988-4-3 7744 Los Angeles 1 mi NW of Gorman on a gasline rd, 0.4 mi above the old hwy 1280 Comment
  SEINET5320904  Amsinckia tessellata Unknown 2002-3-25 6134 Los Angeles Antelope Valley; Along State Highway 138, 5.3 miles west of its junction with State Highway 14 720 Comment
  UCR155645  Amsinckia tessellata A. C. Sanders, T. B. Salvato 2005-4-26 29676 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon Rd. in Mint Canyon, NW of Forest Park and south of Cruzan Mesa 671 Comment
  UCR270672  Amsinckia tessellata R. G. Swinney 2011-4-1 14291 Los Angeles San Gabriel Mountains/SW Mojave Desert, WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  PASA2004  Amsinckia tessellata Frank W. Peirson 1930-5-12 Los Angeles Along Blvd. about opposite Acton Comment
  UC479943  Amsinckia tessellata var. tessellata E. L. Greene March 1885 Los Angeles San Fernando Comment
  RSA465141  Anagallis arvensis John E. Marble 1894-3-30 s.n. Los Angeles Between Glendora and San Dimas. Comment
  CHSC99440  Andropogon glomeratus var. scabriglumis LeRoy Gross 2000-8-25 264 Los Angeles Big Tujunga Wash/Verdugo Mountains: Orcas Park, entered from Foothill Blvd. onto Orcas Ave. Walking east of park along sandy road toward stream, growing along road. 324 Comment
  RSA3573  Anemopsis californica C. B. Wolf 1932-5-12 3587 Los Angeles Santa Catalina Island. 3/4 mile from Little Harbor on Isthmus Road. 30 Comment
  SEINET157237  Anisacanthus thurberi K. Devine, C. Devine, S. McNabb 2005-7-25 47 Los Angeles Hollywood Hills in Beverly Hills.Tree People Conservation area where Coldwater Canyon Dr. and Mulholland Dr. meet. 182 Comment
  UC29460  Anisocoma acaulis A. Davidson 1894-5-10 Los Angeles Antelope Valley Comment
  UCR132937  Anthemis cotula Michael D. Wilcox 2003-8-30 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, north of Jet Prop. Laboratory 381 Comment
  LA99313  Antirrhinum coulterianum Jonathan Sauer; 1978-5-27 6038 Los Angeles SANTA MONICA MOUNTAINS, Topanga Canyon State Park, high ridge in Topanga State Park. Comment
  RSA597404  Antirrhinum coulterianum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3770 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  UCR146339  Antirrhinum coulterianum James Henrickson 1985-3-30 19782 Los Angeles Western Transverse Range, c. 3 air miles NNW of Newhall in proposed North Hills development just north of Santa Clara River and just east of San Francisquito Creek 381 Comment
  RSA425787  Antirrhinum coulterianum Anstruther Davidson 1890-04 s.n. Los Angeles Los Angeles. Comment
  RSA425821  Antirrhinum kelloggii M. D. Proctor 1944-4-9 833 Los Angeles Monrovia Peak 1524 Comment
  RSA729337  Antirrhinum multiflorum R. G. Swinney 1999-7-28 7583 Los Angeles San Gabriel Mtns.: Iron Fork, a western tributary of East Fork San Gabriel River Canyon, c. 200 m above confluence. 951 Comment
  RSA232794  Antirrhinum nuttallianum subsp. subsessile Robert F. Thorne 1966-4-17 36128 Los Angeles San Clemente Island: near bottom of Box Canyon NW of Horse Canyon, SW of Thirst. 213 Comment
  UCD123467  Antirrhinum nuttallianum subsp. subsessile Peter H. Raven; Henry J. Thompson 1960-5-16 15387 Los Angeles Santa Monica Mountains, ridge east of Temescal Canyon. 243 Comment
  RSA97397  Apiastrum angustifolium F. W. Peirson 1908-4-18 2095 Los Angeles Point Fermin Comment
  RSA402583  Aptenia cordifolia Robert Gustafson 1981-4-29 2219 Los Angeles Ballona Wetlands, Area 1. Comment
  RSA628870  Arabis pulchra var. gracilis L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, 3/4 mile north of Big Rock Springs. 1159 Comment
  RSA772393  Arabis pulchra var. pulchra R. G. Swinney 2009-5-12 10718 Los Angeles lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg ) of Littlerock 1061 Comment
  RSA0020294  Arabis sparsiflora Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5121 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR205279  Arabis sparsiflora var. californica Valerie Soza, Sarah J. De Groot 2003-6-11 1659 Los Angeles San Gabriel Mountains, Prairie Fork, southeast of Cabin Flat 1799 Comment
  RSA252936  Arceuthobium divaricatum Robert F. Thorne, C. W. Tilforth 1973-4-20 43085 Los Angeles San Gabriel Mountains, Mojave Desert Slope: West end of desert Front Road at Oak Springs Ranch, north edge San Bernardino National Forest 1524 Comment
  RSA127928  Arctostaphylos canescens subsp. canescens P. H. Raven, Henry J. Thompson 1959-2-25 13808 Los Angeles 1.2 miles east of summit, Saddle Peak. 671 Comment
  CAS-BOT-BC23861  Arctostaphylos catalinae Reid Moran 1949-2-8 3153 Los Angeles Catalina Island, canyon above Whites Landing 457 Comment
  RSA626709  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-8-20 20181 -a Los Angeles Angeles Crest Highway (mid-elevation Arctostaphylos site), 12 km south of turnoff to Singing Pines Campground. 1545 Comment
  RSA626805  Arctostaphylos glandulosa subsp. cushingiana Jon E. Keeley 1992-10-15 22097 Los Angeles S-facing slopes at end of Hwy 39, NW of Crystal Lk. 1720 Comment
  RSA626726  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22110 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA626833  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Melanie Baer Keeley 1992-10-15 22122 Los Angeles Glendora Ridge Rd., 7 km southwest of Baldy Rd., San Gabriel Mtns. 1410 Comment
  RSA629085  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20245 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA629091  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20258 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA634863  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20261 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  LA33460  Arctostaphylos glandulosa subsp. mollis Peter H. Raven; 1959-3-8 13840 Los Angeles Santa Monica Mountains, Mulholland Drive [Hwy] 7.6 mi W of Topanga Canyon 365 Comment
  LA42399  Arctostaphylos glandulosa subsp. mollis Carl Epling; 1930-3-8 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA3281  Arctostaphylos glandulosa subsp. mollis D. L. Crawford 1916-3-1 s.n. Los Angeles mts. above Claremont 1220 Comment
  RSA0108882  Arctostaphylos glauca R. G. Swinney 2010-5-21 12873 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
  RSA602768  Arctostaphylos glauca L. C. Wheeler 1972-12-27 12803 Los Angeles San Gabriel Mountains: Between Laurel Gulch & Coldwater Canyon. 1341 Comment
  RSA609268  Arctostaphylos glauca L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: Mesa on west side of Bear Creek off West Fork San Gabriel River. 610 Comment
  RSA631436  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15616 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631564  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15848 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA631664  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20202 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  UCR114208  Arctostaphylos parryana A. C. Sanders, D. Malueg 1998-6-24 22080 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  UCR141366  Arctostaphylos parryana R. G. Swinney 1997-8-19 5812 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
  RSA634696  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20239 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA634759  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22013 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634801  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20423 Los Angeles Road to Sulphur Springs Campground, 0.2 km north of dirt road to Pacifico Mtn., north of Chilao, San Gabriel Mtns. 1650 Comment
  RSA634832  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22059 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA634855  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20573 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA635129  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20286 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  UC1369835  Arctostaphylos patula Robert F. Thorne and John Olmstead 1965-8-26 35352 Los Angeles near top of ridge se Holiday Hill Ski Lift; San Gabriel Mountains, Angeles National Forest, Blue Ridge 2560 Comment
  UCR256135  Arctostaphylos patula R. G. Swinney 2010-9-23 13878 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  JEPS51475  Arenaria macradenia Frank W. Peirson 1918-6-16 44 Los Angeles On the road w Acton Comment
  UCR101510  Arenaria macradenia var. kuschei Steve Boyd, Et al. 1997-7-8 10006 A Los Angeles Liebre Mountian Region, SE flank of Liebre Mtn., along ridge dividing Fish Cyn. and Bear Cyn. drainages, NE of Atmore meadows, along rough dirt track following old fuel break. 1744 Comment
  RSA105988  Argemone munita Gerald B. Ownbey, Findley Ownbey 1954-5-29 2123 Los Angeles Mountain grade, 4.8 miles SE of Valyermo on road to Wrightwood. Comment
  UCD95183  Argemone munita James Dilley 1997-5-4 s.n. Los Angeles Angeles National Forest, Big Rock Canyon Road., 0.5 mile N of end of paved road. Comment
  SBBG31467  Aristida adscensionis R. F. Thorne 1966-4-7 35942 Los Angeles Cherry Valley 60 Comment
  CHSC95526  Aristida purpurea var. parishii LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 400 Los Angeles Los Angeles Basin: Verdugo Mountains region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. On ridge that runs down to the mouth of McDonald Creek, on west side of creek, but a short distance from the main crest, the population is on the sunny southfacing slope on the hill to the east of this ridge. 366 Comment
  CDA1017  Artemisia californica D. G. Kelch 1991-3-17 1331 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 Comment
  RSA0111924  Artemisia californica R. G. Swinney 2011-11-3 15988 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, First Water, 1.7 miles up canyon from Mt. Wilson Trailhead, north of Sierra Madre. 622 Comment
  RSA670297  Artemisia californica Joseph M. Keefe 2001-3-19 31140 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  JEPS30672  Artemisia douglasiana Henry J. Thompson and Peter H. Raven 1959-9-6 14380 Los Angeles near mouth of Malibu Creek; Santa Monica Mountains Comment
  POM155781  Artemisia douglasiana M. B. Dunkle 1928-10-7 1998 Los Angeles Middle Ranch Canyon, Santa Catalina Island. 152 Comment
  RSA0085304  Artemisia douglasiana R. G. Swinney 2010-8-26 13600 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  RSA0096797  Artemisia douglasiana R. G. Swinney 2011-10-10 15727 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
  SBBG128242  Artemisia douglasiana M. L. Hoefs, S. A. Junak, K. Kirkland 1998-7-18 2986 Los Angeles Middle Ranch Reservoir 188 Comment
  UCR124396  Artemisia douglasiana I. W. Clokey, B. C. Templeton 1929-1 4594 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 350 Comment
  CAS-BOT-BC93829  Artemisia dracunculus Fordyce Grinnell 1903-12-22 30 Los Angeles Arroyo Seco Canyon [Canon] near Pasadena 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
  UCR273274  Artemisia dracunculus R. G. Swinney 2011-10-25 15868 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  RSA588868  Artemisia ludoviciana subsp. incompta Orlando Mistretta 1994-9-21 1491 Los Angeles Santiago Canyon at jct. of Forest Rd. 4N20 with Santiago Creek. 1220 Comment
  UC91201  Artemisia nesiotica T. S. Brandegee 1894-1 Los Angeles San Clemente Island Comment
  RSA612102  Artemisia spinescens Steve Boyd, Kent Hughes 1998-5-5 10187 Los Angeles Antelope Valley, along Highway 138 (West Avenue D), west of the junction with Highway 14, at intersection with 140th Street, ca. 4 miles southwest of Rosamond Dry Lake. 701 Comment
  CAS-BOT-BC97279  Artemisia tridentata subsp. parishii J. Ewan 1931-11-11 5296 Los Angeles Del Valle, Santa Clara River Valley Comment
  UC1119419  Artemisia tridentata subsp. parishii R. St. John 1930-2-17 99 Los Angeles Salt Canyon, Plot 39? Santa Susana Quadrangle, Salt Canyon 304 Comment
  SD251176  Artemisia tridentata subsp. vaseyana Jane Tirrell, Graham Bothwell 2012-9-14 LSO 173 Los Angeles Transverse Ranges: San Gabriel Mountains region: Soth side of California State Route 2 at turnout by Big Rock Creek drainage, ca. 1.5 mile west of Dawson Saddle. 2312 Comment
  SD69365  Arthrocnemum subterminale Robert F. Thorne, P. Everett 1965-5-11 34569 Los Angeles Santa Catalina Island, base of rocky bluff behind north beach at Little Harbor. Comment
  RSA0104731  Asclepias eriocarpa R. G. Swinney 2009-7-29 11417 Los Angeles Pacifico Mountain summit. 2134 Comment
  UC534844  Asclepias fascicularis Victor Duran 1933-8-11 3547 Los Angeles South Fork Big Rock Creek San Gabriel Mts. 1524 Comment
  SBBG109026  Asphodelus fistulosus S. A. Junak 1996-5-17 SCl 483 a Los Angeles NE portion of island, E of SE end of airfield runways, just N of upper portion of rd to Dolphin Bay, ca. 0.07 mi E of SE end of Perimeter Rd 48 Comment
  CAS-BOT-BC68898  Aspidotis californica George B. Grant 1901-1-1 248 Los Angeles From Santa Monica Range Comment
  UCR259160  Aspidotis californica R. G. Swinney 2010-8-30 13624 Los Angeles San Gabriel Mountains, East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream 744 Comment
  CAS-BOT-BC68853  Aspidotis californica S. S. Berry 1901-6-1 s.n. Los Angeles Claremont Comment
  POM939  Aspidotis californica T. G. Bergesch 1896-05 s.n. Los Angeles Pasadena. Comment
  RSA0011731  Asplenium vespertinum P. A. Munz, Street, Williams 1919-4-5 2454 Los Angeles Puddingstone Canon, San Dimas. Comment
  UCR110459  Aster greatae Scott D. White 1994-7-18 2270 Los Angeles San Gabriel Mtns., San Dimas Canyon; along San Dimas Canyon Road 488 Comment
  UCR229520  Aster subulatus Jeremiah George 2011-9-28 s.n. Los Angeles South Coast, Long Beach, east side of Los Angeles River channel, south of West Shoreline Dr. offramp from 710 Fwy 4 Comment
  RSA680205  Astragalus bicristatus Valerie L. Soza, Sarah J. De Groot 2003-6-11 1660 Los Angeles San Gabriel Mountains: Praire Fork, southeast of Cabin Flat. 1799 Comment
  SEINET5344068  Astragalus brauntonii E. Braunton 1907-1 Los Angeles Comment
  RSA726009  Astragalus didymocarpus A. C. Sanders, Tricia Wotipka, Mark Elvin 2003-4-28 26134 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam. 488 Comment
  RSA717300  Astragalus douglasii Scott D. White, Pam De Vries 2006-5-9 11406 Los Angeles SE Tehachapi Mtns: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  RSA498291  Astragalus gambelianus Freda Detmers 1929-4-14 s.n Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA615519  Astragalus gambelianus L. C. Wheeler 1967-5-18 9611 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  UCR273640  Astragalus gambelianus Steven A. Junak 2001-5-4 SCa- 1489 Los Angeles Channel Islands, Santa Catalina Island, southeast of beach at Parson's Landing 122 Comment
  UC397247  Astragalus layneae Marjorie Shaw, Edna Spaulding, Mrs. C. L. Walton Apr 6 1917-Apr 8 1917 b Los Angeles Mojave Desert , Antelope Valley 762 Comment
  RSA232819  Astragalus miguelensis R. F. Thorne 1966-4-15 35994 Los Angeles San Clemente Island: 2/3 mile SSE of Eel Point (and N of Seal Cove), SW side of island 30 Comment
Read comments
Mar 25 2017
  RSA415609  Astragalus miguelensis F. H. Elmore 1939-11-24 3 -82 Los Angeles Northwest Harbor of San Clemente Island. Comment
  RSA52490  Astragalus miguelensis I. L. Wiggins 1949-2-22 11960 Los Angeles Northern end of San Clemente Island. Comment
  SD139598  Astragalus miguelensis Jon 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
  CAS-BOT-BC194249  Astragalus pachypus R. G. Swinney 2009-5-12 10755 Los Angeles Lower Braniard Canyon, 1.4 - 1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock, Transverse Range 1088 Comment
  UCD170757  Astragalus pachypus var. pachypus R. G. Swinney 2009-4-24 10431 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground. 915 Comment
  SEINET948689  Astragalus purshii var. tinctus Steve Boyd, Lauren Raz 1997-1 9956 Los Angeles Liebre mountain regio; summit of Burnt Peak, generally to the northeast of the FFA site. 1707 Comment
  UCR180561  Astragalus purshii var. tinctus Scott D. White, Pam Devries 2006-5-10 11428 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
  CAS-BOT-BC194035  Astragalus trichopodus var. lonchus Alice Eastwood 1919-7-4 9300 Los Angeles Santa Monica Canyon Comment
  CATA1667  Astragalus trichopodus var. trichopodus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-17 2956 Los Angeles Santa Catalina Island: Mouth of Silver Canyon, 1/16 to 1/8 mile from beach 9 Comment
  RSA608069  Athysanus pusillus L. C. Wheeler 1931-2-28 s.n. Los Angeles Base of San Gabriel Mountains at Claremont - La Verne: S of Thompson Creek Dam. Comment
  RSA411860  Atriplex argentea F. R. Fosberg 1930-7-7 S- 3143 Los Angeles Alamitos Bay 5 Comment
  SBBG13701  Atriplex argentea var. expansa P. H. Raven 1962-7-10 17964 Los Angeles summit of island above Wilson Cove 137 Comment
  SBBG12687  Atriplex argentea var. expansa E. R. Blakley 1962-6-9 5373 Los Angeles Triangulation Pt Black 2, 4.5 mi SE of Wilson's Cove 247 Comment
  UC407299  Atriplex argentea var. mohavensis LeRoy Abrams 1902-8-22 2968 Los Angeles low ground near Mesmer; near Mesmer Comment
  RSA65361  Atriplex canescens F. W. Peirson 1921-11-11 2598 Los Angeles Lower Bouquet Canyon. Comment
  RSA578650  Atriplex canescens subsp. canescens T. S. Ross, J. M. Porter 1994-5-1 7603 Los Angeles Southwestern Mojave Desert: open desert, On NW corner of Black Butte Basin Road an Avenue U, ca. 1275 meters SW of Three Sisters Buttes. 960 Comment
  UC217009  Atriplex coulteri Dr. A. Davidson 1892-6-20 Los Angeles Catalina Island Comment
  UCR233690  Atriplex coulteri Kai T. Palenscar 2011-3-23 s.n. Los Angeles Channel Islands, Catalina Island, approx. 1 mile northwest of Middle Ranch 250 Comment
  CAS-BOT-BC176360  Atriplex parryi W. R. Dudley; F. H. Lamb 1896-6-4 4325 Los Angeles Lancaster Comment
  POM182434  Atriplex rosea R. L. Pendleton 1909-7-2 1381 Los Angeles Avalon, Santa Catalina Island. Near Cottage. 6 Comment
  RSA0024507  Atriplex semibaccata R. F. Thorne 1980-4-27 54147 Los Angeles Santa Catalina Island. Blackjack Camp; W slope of Blackjack Peak Comment
  LA31607  Atriplex triangularis Peter H. Raven; Henry J. Thompson 1959-10-18 14660 Los Angeles Santa Monica Mountains, Topanga Canyon, Coast highway at mouth of canyon 4 Comment
  SD249187  Atriplex watsonii Michael G. Simpson, Adrienne Russell, et al. 2000-7-19 2187 Los Angeles San Clemente Island, ca. 0.1 mile south from the end of road that runs south from Eel Point. 27 Comment
  SD69366  Atriplex watsonii Robert F. Thorne, P. Everett 1965-5-11 34546 Los Angeles Santa Catalina Island, north of Catalina Harbor Comment
  SD85120  Atriplex watsonii E. R. Blakley 1962-6-10 5227 Los Angeles San Clemente Island, Eel Point. 3 Comment
  SEINET9365618  Atriplex watsonii Unknown 1972-11-15 55235 Los Angeles Common on edges of shelly sand dune near top of sea cliff along S.W. coast. Comment
  SEINET3919642  Avena barbata Unknown 1961-4-30 33 Los Angeles On hillside along Highway 6, near Newhall.; 0 Comment
  SEINET3919707  Avena fatua Joseph Marlowe Keefe 2001-1-19 30938 Los Angeles San Rafael Mountains. End of sidewalk, along Eagle Rock View Drive, south face of The Eagle Rock. Los Angeles, California 90041.; 0 293 Comment
  LA94038  Azolla filiculoides Lawrence L. Kiefer; 1963-6-9 547 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, N arm of Malibu Lake, N of bridge (Mulholland Hwy). 304 Comment
  RSA418206  Baccharis douglasii F. R. Fosberg 1931-5-13 717 Los Angeles Eagles Nest, Middle Ranch Canyon, Santa Catalina Island 180 Comment
  RSA0008315  Baccharis malibuensis Carl Wishner 1991-8-12 1993 Los Angeles Santa Monica Mountains, Malibu Creek drainage, known as Soka University, near former Spensley residence and Diamond X Ranch 244 Comment
  CATA3214  Baccharis pilularis subsp. consanguinea Julie L. King 2016-11-30 33 Los Angeles Santa Catalina Island: 25 meters west of SE junction of Empire Landing & Quarry Haul Rd. 166 Comment
  CAS-BOT-BC106758  Baccharis salicifolia John H. Thomas 1957-2-14 6488 Los Angeles Chaparral covered hills north of Egle Rock, about 3-4 miles east of Pasadena. 304 Comment
  CHSC95342  Baccharis salicifolia LeRoy Gross 2002-3-7 489 Los Angeles Los Angeles Basin; Verdugo Mountains Region: North side; Off La Tuna Canyon Road, Santa Monica Mountains Conservancy Land. south of 210 Freeway. Side canyon off of La Tuna Canyon. 579 Comment
  POM280813  Baccharis salicifolia Henry J. Ramsey, Henry J. Ramsey 1937-3-27 s.n. Los Angeles Little Tujunga Canyon Comment
  UC55078  Baccharis salicina Miss E. D. Palmer Los Angeles Los Angeles Comment
  RSA695660  Baeria chrysostoma E. Culver s.n. Los Angeles Covina Hills. Comment
  UCD129494  Bahiopsis laciniata A. C. Sanders 2003-3-14 25754 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. 520 Comment
  UCSB26090  Balsamorhiza deltoidea Wilken, Dieter 1969-4-19 Los Angeles Maple Canyon on Bouquet Canyon Road, 2.3 miles southwest of junction with Los Angeles County Road N2 975 Comment
  RSA788770  Berberis nevinii Mark Elvin, M. Wall 1997-3-5 362 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 50 m off road. Sandy alluvial wash. 534 Comment
  RSA602026  Beta vulgaris L. C. Wheeler 1964-4-26 8466 Los Angeles Santa Catalina Island: The Isthmus. Comment
  RSA0035078  Betula populifolia Jack Pepper 1950-8-27 s.n. Los Angeles Van Nuys. Comment
  CAS-BOT-BC102043  Bidens laevis F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles river bottom. Near Los Angeles Comment
  RSA763516  Bidens pilosa R. G. Swinney 2008-11-30 9865 Los Angeles Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon. 204 Comment
  POM4983  Bidens pilosa Philip A. Munz 1918-5-19 2260 Los Angeles Claremont, west of town in Orange Grove Comment
  UC1929857  Bloomeria crocea Michael Honer, Dylan Hannon 2003-7-1 1839 Los Angeles LIEBRE MTS: Tapia Canyon area, ca. 2 - 3 air miles west of I-5 Freeway jtn. with Ridge Rt. Rd. Comment
  POM8577A  Bloomeria crocea var. crocea Philip A. Munz, R. D. Harwood 1920-7-15 3926 Los Angeles Santa Monica Mtns., dry hillside, Coldwater Canyon. 305 Comment
  RSA70167  Bloomeria crocea var. crocea F. W. Peirson 1922-6-3 3091 Los Angeles north slope at foot of Oak Grove Canyon, Mojave Desert. 976 Comment
  SFV7996  Boechera arcuata T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1362 Los Angeles San Gabriel Mountains Along dirt road leading from Trail Canyon to Gold Creek, about 1 mile from Trail Canyon. 762 Comment
  RSA0128770  Boechera californica R. F. Thorne, C. W. Tilforth 1971-6-30 40808 Los Angeles Angeles National Forest: S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area 1555 Comment
  RSA532660  Boechera californica Timothy S. Ross 1991-8-14 5758 Los Angeles Roundtop Mountain. 1878 Comment
  UCR147803  Boschniakia strobilacea L. C. Wheeler 1968-8-7 s.n. Los Angeles San Gabriel Mtns., Devils Canyon near Bear Creek Divide 1707 Comment
  RSA385898  Bothriochloa barbinodis Anstruther Davidson 1892-04 s.n. Los Angeles Elysian Park?, Los Angeles. Comment
  SD69444  Bothriochloa barbinodis Thorne Robert, P. Everett 1965-6-22 34860 Los Angeles Santa Catalina Island, along upper Pebble Beach Road Comment
  UC1180507  Bowkeria verticillata H. W. Shepherd Los Angeles At Del Amo, Compton, California Comment
  CAS-BOT-BC420335  Boykinia rotundifolia Tim Ross; Walter Appleby 1993-6-7 7368 Los Angeles W end of the San Gabriel Mtns: Los Pinetos Spring 886 Comment
  CHSC34544  Brachychiton populneum James Henrickson 1973-6-23 10938 Los Angeles 1 1/2 mile north of Malibou, in tract of land at junction of Rambala Pacifico and Schueren Road. 426 Comment
  UCR258842  Brassica geniculata R. G. Swinney 2010-3-22 12038 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA0084240  Brassica nigra L. C. Wheeler 1967-5-18 9654 Los Angeles Divide between Reynier and Placerita Canyon. 609 Comment
  UCR153948  Brassica tournefortii A. C. Sanders 2005-5-11 30203 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, Plum Canyon along Plum Canyon Rd. between crest and vernal pool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 671 Comment
  SJSU13524  Brickellia californica C. W. Sharsmith 1946-10-18 5498 Los Angeles Santa Monica Mts near head of Beverly Glen 304 Comment
  UCR117564  Brickellia californica A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23266 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 762 Comment
  UCR17767  Brickellia nevinii Jack Weber 1975-10-17 s.n. Los Angeles San Gabriel Mtns., Glendora Mountain Road 612 Comment
  UCR190042  Bromus R. G. Swinney 1998-10-3 7001 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, above 2nd waterfall in tributary from N side of San Antonio Ridge 1991 Comment
  RSA600198  Bromus arenarius Steve Boyd, Lauren Raz 1997-5-29 9912 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail, at point where trail crosses side drainage originating on ridge forming divide with Gookins Dry Lake. 1098 Comment
  CAS-BOT-BC149339  Bromus arizonicus Geo. B. Grant 1902-5-1 117 Los Angeles Pasadena. Comment
  RSA199165  Bromus carinatus R. F. Thorne, D. Propst 1968-5-28 37668 Los Angeles Santa Catalina Island: upper N slope of bulrush Canyon 396 Comment
  UCR126679  Bromus carinatus A. C. Sanders, Mark A. Elvin 2003-4-16 26044 Los Angeles Santa Clara River watershed, Newhall Ranch, near confluence of Castaic Creek and Hasley Canyon 335 Comment
  SEINET10900896  Bromus carinatus Hermann E. Hasse Hasse s.n. Los Angeles Comment
  UCR271249  Bromus carinatus var. carinatus R. G. Swinney 2011-6-1 14971 Los Angeles San Gabriel Mountains, north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes 1256 Comment
  POM50872  Bromus catharticus Le Roy Abrams 1901-04 1461 Los Angeles Fruitland Comment
  UCSB371  Bromus ciliatus B., K. 1943-5-3 Los Angeles Fern Canyon above 4100 ft contour, head of east Fork of San Dimas Canyon, San Dimas Experimental Forest; San Gabriel Mtns Comment
  RSA670950  Bromus diandrus Joseph M. Keefe 2001-3-13 31080 Los Angeles North across street from 774 Tipton Terrace, 0.3 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 90042, North: 34 deg 07' 42.4'' West: 118 deg 11' 30.9''. 262 Comment
  RSA674726  Bromus diandrus Scott D. White, P. DeVries 2000-5-18 7921 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
  UCD58549  Bromus diandrus A. A. Beetle 1942-4-18 3080 Los Angeles Foothill Blvd., 13 miles south of Pasadena. Comment
  POM294712  Bromus grandis Lyman Benson 1945-6-5 11766 Los Angeles Cold Spring, 2.5 miles SW of Camp Baldy on the Glendora Road. San Gabriel Mountains, Pacific Slope Drainage Area. 1372 Comment
  UCR126854  Bromus grandis A. C. Sanders, Mark A. Elvin 2003-6-18 26960 Los Angeles Santa Susana Mountains, Western Transverse Range, private dirt road along crest of range, above Salt Canyon 976 Comment
  POM257623  Bromus hordeaceus L. C. Wheeler 1934-4-6 2509 Los Angeles San Dimas Canyon, San Gabriel Mountains. 442 Comment
  UC50584  Bromus hordeaceus Dr. A. Davidson Los Angeles Lancaster Comment
  UCD58830  Bromus hordeaceus Jack Delaini 1974-4-25 141 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. 365 Comment
  LA13691  Bromus hordeaceus A. M. Johnson; 1932-4-8 3935 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  LA13773  Bromus hordeaceus W. O. Griesel; 1936-4-9 sn Los Angeles SANTA MONICA MOUNTAINS, junction of Decker Road with Mulholland Hwy. Comment
  CAS-BOT-BC162338  Bromus madritensis Steven A. Junak 1997-4-24 SCI- 873 Los Angeles San Clemente Island. West side of flats just south of Wall Rock Canyon. 198 Comment
  POM158255  Bromus rubens M. B. Dunkle 1928-3-31 1778 Los Angeles Little Harbor, Santa Catalina Island. 152 Comment
  SBBG96663  Bromus rubens S. Boyd with T. Ross, L. Arnseth 1990-4-7 4245 Los Angeles lower half of China Cyn Comment
  CHSC99438  Bromus sterilis LeRoy Gross; M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1054 Los Angeles Transverse Ranges: Verdugo Mountains region: South side of mountains; Brand Canyon, below the high waterfall, where the canyon forks off. UTM Zone 11: 3784447N 0383368E. A smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  SEINET237345 Image available Bromus sterilis Scott D. White, Chet McGaugh 1995-6-6 3223 Los Angeles E edge of Santa Susana Mts. just W of San Gabriel Mts. 'Sunshine Canyon': W of San Fernando Rd. and I-5 Fwy just SW of interchange w/SR 14 Fwy. 457 Comment
  SBBG22686  Bromus tectorum M. S. Walters 1950-1 Los Angeles Ridge Route (US Hwy 99) Comment
  UC53322  Bromus trinii J. Burtt Davy 1896-5-20 2639 Los Angeles Leonis Valley Comment
  RSA0113905  Calandrinia ciliata LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7549 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UCR219467  Calandrinia ciliata R. G. Swinney 2009-3-19 10150 Los Angeles San Gabriel Mtns. Foothills, Azusa, 0.7 mi. north of Sierra Madre Ave. on north side of San Gabriel River channel, c. 100 m north of Hwy 39 230 Comment
  POM784  Calandrinia ciliata Caroline S. Weinland s.n. Los Angeles Claremont. 366 Comment
  SBBG119982  California macrophylla A. C. Sanders 2003-4-29 26152 Los Angeles NE of filtration plant, N of Charlie Cyn, 1.2 air mi E of Lake Hughes Rd, Castaic Mesa, Newhall Ranch 488 Comment
  CAS-BOT-BC80411  Calocedrus decurrens Le Roy Abrams; E. A. McGregor 1908-7-3 574 Los Angeles North Baldy Mountain, San Gabriel Mountains 1676 Comment
  SEINET7063484  Calochortus A. G. Vestal 1947-4-2 s.n. Los Angeles Puenta-Brea Canyon Road. Puenta Hills. UTM Zone 11, 415263mE, 3762506mN. (WGS84/NAD83). 126 Comment
  SD39111  Calochortus albus Edith A. Purer 1935-5-11 6577 Los Angeles Hillside, Malibou Road, Santa Monica Mountains. Comment
  CAS-BOT-BC487468  Calochortus albus Joseph Andorfer Ewan 1933-7-4 7860 Los Angeles E Fork Santa Anita Canyon; San Gabriel Mts. 1066 Comment
  UC440432  Calochortus catalinae Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Los Flores Canyon Santa Monica Mountains Comment
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Feb 1 2011
  UC843638  Calochortus catalinae F. R. Fosberg 1931-4-2 S 4456 Los Angeles divide between Hamilton Canyon Descanso Canyon; Santa Catalina Island 200 Comment
  RSA0121223  Calochortus catalinae Le Roy Abrams 1903-3-14 3143 Los Angeles San Pedro Hills [now Palos Verdes Hills] near Redondo Comment
  SEINET12044758  Calochortus catalinae F. R. Fosberg 1931-1 54456 Los Angeles divide between Hamilton and Descanso Canyons, Santa Catalina Island 200 Comment
  CAS-BOT-BC132336  Calochortus clavatus Tim Ross; Steve Boyd 1993-5-23 7249 a Los Angeles Lower, easterly ridge of Red Mtn, ca 700-840 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  UC1537206  Calochortus clavatus Gordon H. True Jr. 1935-5-16 291 Los Angeles Bouquet Canyon Comment
  UCSB11746  Calochortus clavatus Olson, Jim 1962-5-3 Los Angeles 33 miles north of Los Angeles, 4 miles west of Castaic Junction on Highway 126 304 Comment
  RSA758003  Calochortus clavatus var. gracilis D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4251 Los Angeles Bouquet Cyn, 854 m SE of Bouquet Cyn Rd & 579 m S of Hayfork Road. Comment
  CHSC5080  Calochortus invenustus M. MacAurther 1967-6-24 55 Los Angeles 0.7 mi. from turn off on Angeles Crest Hwy. To lower Chilao keeping always to right - - left side of road, Angeles National Forest. 1584 Comment
  POM21367  Calochortus invenustus Fordyce Grinnell Jr. 1917-7-8 s.n. Los Angeles San Gabriel Mountains, Barley flats. 1707 Comment
  RSA0135554  Calochortus plummerae David E. Bramlet 2004-5-24 3593 Los Angeles Peninsular Ranges; Chino-Puente Hills region: Whittier Hills, Landfill Cyn. No. 8. 183m East of Skyline Dr., 1km N of Turnbull Cyn., & 1.56km W of Orange Grove Ave. 318 Comment
  RSA188244  Calochortus splendens Robert F. Thorne 1965-6-22 34855 Los Angeles Santa Catalina Island: along road to Renton Mine. 122 Comment
  POM30489  Calycadenia tenella George B. Grant 1904-5-24 s.n. Los Angeles Collected at Pasadena. Comment
  SBBG66301  Calycoseris parryi R. Hoffmann 1932-4-26 Los Angeles Harold Comment
  SFV20851  Calyptridium monandrum L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 715 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. On west descending ridge down into Brand Canyon on east side of Brand Canyon. 576 Comment
  IRVC27796  Calystegia macrostegia A. C. Sanders 2005-5-11 30163 Los Angeles Santa Clarita area, upper Plum Cyn along dirt track towards Cruzan Mesa from Plum Cyn Rd., NW of Forest Park between Mint and Bouquet cyns. Western San Gabriel/Liebre Mtns Region 610 Comment
  SD75618  Calystegia macrostegia M. B. Dunkle 1939-4-6 7291 Los Angeles San Clemente Island; Mosquito Harbor. Comment
  UCR190100  Calystegia macrostegia R. G. Swinney 1998-7-30 6592 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  UC1594401  Calystegia macrostegia subsp. amplissima Tim Ross 1992-4-14 6178 Los Angeles central e side San Clemente Island (stabilized rocky slop ca 230m distant from where Nanny Canyon drainage meets sea); central e side San Clemente Island, <nr> Nanny Canyon 74 Comment
  UCD126085  Calystegia macrostegia subsp. arida P. B. Kennedy 1928-3-28 s.n. Los Angeles Santa Catalina Island. Avalon. Comment
  RSA0047396  Calystegia macrostegia subsp. intermedia Orlando Mistretta 1990-4-15 s.n. Los Angeles Fish Canyon, tributary to the San Gabriel River 336 Comment
  RSA276037  Calystegia macrostegia subsp. intermedia Jack Delaini 1974-5-9 177 Los Angeles Lodi Canyon. throughout canyon sprawling over small shrubs 746 Comment
  UCR194737  Calystegia macrostegia subsp. intermedia Valerie Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 748 Los Angeles Transverse Range: Verdugo Mountains, Verdugo Mountains, south side, above Burbank. Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Motortway 427 Comment
  RSA229031  Calystegia occidentalis subsp. fulcrata R. F. Thorne, C. W. Tilforth 1971-6-30 40748 Los Angeles Pacifico Mountain 1951 Comment
  UCR124743  Camissonia B. C. Templeton, I. W. Clokey 1930-4-2 4410 Los Angeles Western Transverse Range; Santa Monica Mtns., Mulholland Drive northwest of Hollywood 610 Comment
  RSA465666  Camissonia bistorta Tom Burch 1940-4-21 s.n. Los Angeles Bouquet Canyon, near Saugus. 610 Comment
  RSA466160  Camissonia californica George Vowels 1968-3-19 s.n. Los Angeles Santa Monica Mountains, Encinal Canyon, approx. 1.5 milesW of Mulholland Highway. 335 Comment
  UCR222778  Camissonia californica R. G. Swinney 2009-5-6 10659 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
  RSA145194  Camissonia campestris subsp. campestris E. G. Linsley 1960-5-6 60 -56 Los Angeles Mojave Desert, 18 miles W of Lancaster Comment
  RSA23597  Camissonia campestris subsp. campestris R. S. Woglum 1932-4-9 s.n. Los Angeles Mojave Desert: Palmdale. Comment
  RSA454024  Camissonia cheiranthifolia subsp. suffruticosa Tom Burch 1940-2-22 s.n. Los Angeles Redondo Beach. Comment
  RSA454030  Camissonia cheiranthifolia subsp. suffruticosa Dorothy Nichols 1936-4-1 s.n. Los Angeles El Segundo. Comment
  RSA454048  Camissonia cheiranthifolia subsp. suffruticosa L. E. Hoffman 1931-7-18 s.n. Los Angeles Hermosa Beach. Comment
  RSA775517  Camissonia confusa Orlando Mistretta, Christine Mistretta 2010-5-20 5178 Los Angeles Aliso Creek, slopes W of Angeles Forest Hwy., 0.6 miles S of jct. with Aliso Cyn. Rd. 1280 Comment
  UC557684  Camissonia guadalupensis subsp. clementina Nell Murbarger April, 1936 154 Los Angeles s and w sides of island San Clemente Island (on benches near ocean) Comment
  RSA755464  Camissonia hirtella R. G. Swinney 2008-7-16 9267 Los Angeles just north of confluence of Cooper Creek Canyon and Little Rock Creek Canyon, along trail. 1720 Comment
  RSA777208  Camissonia hirtella Orlando Mistretta, Christine Mistretta 2010-5-19 5125 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA187566  Camissonia intermedia Peter H. Raven 1963-4-17 18171 Los Angeles Santa Catalina Island: progeny of no. 17857, cultivated at Stanford. Comment
  UCR222755  Camissonia pallida R. G. Swinney 2009-4-29 10562 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence 963 Comment
  RSA0108840  Camissoniopsis R. G. Swinney 2010-6-1 13155 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
  SDSU3336  Camissoniopsis bistorta H. Wedberg 1959-4-12 408 Los Angeles Tapia Park, Santa Monica Mountains. Comment
  SDSU8587  Camissoniopsis cheiranthifolia Gerald Collier 1951-4-7 M 392 Los Angeles Zuma Beach, about 100 yards from shore in the sand. Comment
  CAS-BOT-BC160250  Camissoniopsis cheiranthifolia subsp. cheiranthifolia Peter H. Raven 1962-5-8 17627 Los Angeles On western side of island opposite Wilson Cove, San Clemente Island 30 Comment
  LA206066  Camissoniopsis cheiranthifolia subsp. cheiranthifolia J. A. Ewan; 1932-5-19 7544 Los Angeles near power house Playa del Rey Comment
  CAS-BOT-BC160440  Camissoniopsis cheiranthifolia subsp. suffruticosa Le Roy Abrams 1906-2-9 s.n. Los Angeles Playa del Rey Comment
  LA91419  Camissoniopsis intermedia Bruce Douglas Clayton; Greg Shaw 1972-3-20 20 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, firebreak, west slope of BDC peak. 594 Comment
  SDSU3394  Camissoniopsis pallida subsp. pallida H. Wedberg 1958-4-11 235 Los Angeles On power line road about 1 mile north of Pearblossom Road and 0.8 mile east of Llano Road. Comment
  SDSU3398  Camissoniopsis pallida subsp. pallida Peter H. Raven 1958-3-23 11961 Los Angeles 4.3 miles south of Pearblossom, San Gabriel Mts. Comment
  LA200309  Cardamine californica Carl Epling; 1934-12-12 2967 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, near Seminole Hot Springs. 609 Comment
  UC855940  Cardamine californica var. californica I. W. Clokey, E. G. Anderson 1931-3-11 5323 Los Angeles San Gabriel Canyon 1200 Comment
  UCR203255  Carex R. G. Swinney 2001-8-27 8125 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
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Sep 12 2018
  RSA0013595  Carex alma Orlando Mistretta, Christine Mistretta 2011-6-30 5778 Los Angeles North Fork Mill Creek; along Forest Road 3N27 1200 Comment
  SBBG59281  Carex alma R. Hoffmann 1930-6-7 Los Angeles Elizabeth Lake Cyn Comment
  UC212801  Carex alma I. M. Johnston 1907-7-28 1508 Los Angeles Upper San Antonio Canyon 1524 Comment
  UC212055  Carex barbarae I. M. Johnston 1918-8-18 2117 Los Angeles Live Oak Canyon San Antonio Mountains 411 Comment
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May 10 2012
  RSA191154  Carex fracta Robert F. Thorne, M. Z. Thorne 1967-7-19 37195 Los Angeles San Gabriel Mountains. 1981 Comment
  POM47657  Carex multicaulis F. W. Peirson 1924-5-27 4626 Los Angeles north slope of Strawberry Peak, San Bernardino Mts. 1524 Comment
  CAS-BOT-BC118429  Carex praegracilis W. R. Dudley; Frank Haines Lamb 1896-6-12 4453 Los Angeles Castoc Lake, Tejon Pass Comment
  CAS-BOT-BC117937  Carex schottii Ernest Braunton 1903-1-20 798 Los Angeles Oak Knoll Comment
  UC72471  Carex senta W. H. Brewer 1861-2-19 218 Los Angeles near San Fernando Comment
  SD53067  Carex triquetra Peter Raven 1962-5-21 17813 Los Angeles Santa Catalina Island, lower end of Bullrush Canyon, clumps. 198 Comment
  SD90287  Castilleja affinis Robert F. Thorne 1970-3-5 39350 Los Angeles Santa Catalina Island; NE slope of Blackjack Mt., at upper end of Swain's Canyon 395 Comment
  CATA1097  Castilleja affinis subsp. affinis Mark L. Hoefs 1995-5-23 2051 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  JEPS23845  Castilleja affinis subsp. affinis Henry J. Thompson 1959-3-27 1875 Los Angeles 0.5 mi from Coast Highway (on Rambla Pacifica Road); Santa Monica Mountains, Las Flores Canyon 60 Comment
  JEPS86613  Castilleja applegatei L. R. Heckard, J. C. Hickman, M. Wolf, and S. D'Alcamo 1989-5-21 6728 Los Angeles 1.6 mi w Mt. Baldy Rd. (Glendora Ridge Rd); San Gabriel Mountains 1371 Comment
  POM42509  Castilleja applegatei subsp. martinii Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  RSA660186  Castilleja applegatei subsp. martinii Orlando Mistretta 1992-7-9 652 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  RSA448683  Castilleja applegatei subsp. martinii Bonnie C. Templeton 1932-6-17 4909 Los Angeles Big Pines Park, San Gabriel Mtns. Comment
  UCR127214  Castilleja exserta A. C. Sanders, Mark A. Elvin, and others 2003-5-1 26278 Los Angeles Western San Gabriel Mtns., NE side of Castaic Mesa, c. 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch 457 Comment
  UCR155369  Castilleja exserta A. C. Sanders 2005-5-11 30125 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
  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
  RSA400539  Castilleja foliolosa Anstruther Davidson 1891-6-25 s.n. Los Angeles Santa Caltalina Island Comment
  POM307827  Castilleja foliolosa Henry J. Ramsey, Henry J. Ramsey 1938-3-27 2775 Los Angeles Eaton Canyon Park, Altadena. Comment
  RSA3508  Castilleja foliolosa Carl B. Wolf 1932-5-9 3451 Los Angeles Santa Catalina Island: Pebbly Beach, hillside canyon. 30 Comment
  CAS-BOT-BC32536  Castilleja grisea M. B. Dunkle 1939-4-2 7201 Los Angeles SE corner of San Clemente Island Comment
  SD181332  Castilleja grisea Orlando Mistretta 1992-4-5 140 Los Angeles Channel Islands; San Clemente Island.: Guds Comment
  RSA747264  Castilleja linariifolia R. G. Swinney 2005-8-15 8488 Los Angeles Valyermo, Devil's Punchbowl County Park, Punchbowl Canyon. 1341 Comment
  CDA41237  Castilleja linariifolia A. C. Browne 1955-10-23 s.n. Los Angeles Valyermo. 0 Comment
  POM145748  Castilleja minor subsp. spiralis Thomas Craig 1927-6-19 479 Los Angeles Between Acton and Ravenna, Soledad Canyon. Comment
  RSA595580  Castilleja minor subsp. spiralis Lauren Raz, Steve D. Boyd 1996-10-23 45 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. Following easterly course of flowing stream. 610 Comment
  RSA0126994  Castilleja minor subsp. spiralis Louis C. Wheeler 1967-7-15 10021 Los Angeles Angeles National Forest. Mt. Waterman. Comment
  UCR238988  Castilleja subinclusa subsp. subinclusa Anuja Parikh, Nathan Gale 2010-5-24 3212 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 5.0 km west of State Hwy 14, 1.6 km southwest of California Aqueduct, under powerlines 1005 Comment
  UCR256586  Castilleja subinclusa subsp. subinclusa Anuja Parikh, Nathan Gale 2011-6-6 3419 Los Angeles Western Transverse Range; eastern Liebre Mountains, Sierra Pelona, 5.0 km west of State Hwy 14, 1.6 km SW of California Aqueduct 1063 Comment
  UCSB33256  Caulanthus amplexicaulis Miller, Brian 1963-6-15 Los Angeles Singing Springs, Mill Creek Canyon, San Gabriel Mts. 1219 Comment
  RSA60193  Caulanthus coulteri var. coulteri E. K. Balls, Lee W. Lenz 1950-3-28 14465 Los Angeles 1 mile east of junction of Hwys 99 and 138, just south of Gorman. 1159 Comment
  SFV7995  Caulanthus heterophyllus T. Gordon, M. H. Grayum, K. Felt 1976-5-7 1361 Los Angeles San Gabriel Mountains On hillside adjacent to lower Trail Canyon. 793 Comment
  UCR143471  Caulanthus lasiophyllus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mtns., Big Rock Creek, 0.75 mi north of Big Rock Springs 1159 Comment
  LA41957  Ceanothus arboreus Joseph Dunlavy; 1934-5-4 4484 Los Angeles Santa Catalina Island, Santa Catalina Island, S side, near isthmus Comment
  SD90324  Ceanothus arboreus Robert F. Thorne 1970-3-5 39368 Los Angeles Santa Catalina Island, Cherry Valley 60 Comment
  CAS-BOT-BC48601  Ceanothus cordulatus Le Roy Abrams; E. A. McGregor 1908-7-3 618 Los Angeles North Baldy Mountain, San Gabriel Mountains 2286 Comment
  CAS-BOT-BC48750  Ceanothus crassifolius Paul F. Covel 1937-4-22 860 Los Angeles Newhall Grade Comment
  RSA599794  Ceanothus cuneatus var. cuneatus Steve Boyd, Lauren Raz 1997-3-25 9287 A Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  POM2825  Ceanothus leucodermis O. Kenney 1893-2-25 s.n. Los Angeles Mountain, collected near Pasadena Comment
  RSA651857  Ceanothus leucodermis Dolores Perez 1981-5-3 35 Los Angeles Calif. Hwy 39, Crystal Lake Recreation Area. Roadside of lake bank. Comment
  UC567135  Ceanothus leucodermis A. D. Gifford 1935-5-8 672 Los Angeles 1.25 mi ne Whitaker Peak; Tejon quad. 1066 Comment
  UCR272358  Ceanothus leucodermis R. G. Swinney 2011-6-20 15228 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 Comment
  RSA0028429  Ceanothus leucodermis George B. Grant, Walter Wheeler 1904-5-17 2560 Los Angeles Mt. Wilson. 1524 Comment
  POM2707  Ceanothus megacarpus L. R. Abrams 1901-4-15 1480 Los Angeles Wilsons Peak 1220 Comment
  UCR68909  Ceanothus megacarpus var. insularis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4194 Los Angeles Channel Islands, San Clemente Island: upper reaches of China Canyon, S end of Island, W side Comment
  CAS-BOT-BC51446  Ceanothus megacarpus var. megacarpus Brandegee 1889-5-1 88 Los Angeles Santa Catalina Island Comment
  LA52223  Ceanothus megacarpus var. megacarpus A. M. Johnson; Robert Fowler 1935-1-5 4537 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  CAS-BOT-BC50484  Ceanothus oliganthus Henry J. Thompson 1959-3-27 1890 Los Angeles Santa Monica Mountains - Saddle Mountain - 1.5 miles east of peak 731 Comment
  POM2826  Ceanothus oliganthus O. Kenney 1893-2-15 s.n. Los Angeles Mountains, collected near Pasadena Comment
  UCD170933  Ceanothus oliganthus var. sorediatus R. G. Swinney 2009-3-16 10117 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, 400 m NE of River Bike Path parking lot at Hwy 39. 227 Comment
  POM2768  Ceanothus spinosus L. R. Abrams 1902-3-11 3115 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  RSA1117  Ceanothus spinosus B. D. Stark, H. E. McMinn 1929-8-25 1403 Los Angeles Seminole Hot Spring Comment
  RSA535896  Ceanothus spinosus Tim S. Ross 1991-9-2 5941 Los Angeles near Mulholland Hwy at Yerba Buena Rd. 541 Comment
  UC1071348  Ceanothus spinosus H. A. Jensen 1933-3-15 270 Los Angeles Slope above Thompson Creek Cucamonga Quad. 548 Comment
  SEINET10899705  Cedrus deodara David B. Dunn 1939-10-18 Dunn UMO 46519 Los Angeles Male branch from the Park near Santa Monica Blvd and Wilshire Blvd. Young female cones from a tree along Sunset Blvd, near Beverly Hill Hotell. 213 Comment
  UC816697  Cenchrus longispinus Louis C. Wheeler 1932-8-6 1123 Los Angeles 2 mi nne Claremont 426 Comment
  RSA652574  Centaurea melitensis R. Nilsen 1955-5-28 s.n. Los Angeles 1/2 mile W. Cal. Poly, San Dimas. 251 Comment
  UCR95503  Centaurea repens Steve Boyd, M. Elvin, V. Jotikasthira 1996-6-25 8866 Los Angeles Liebre Mtns, along the Ridge Route west of Castaic Cyn, 1.3 mi. north of the jct w/ Templin Hwy. 854 Comment
  POM155795  Centaurium venustum M. B. Dunkle 1928-4-22 1885 Los Angeles Santa Catalina Island; Buttonshell Beach. 23 Comment
  UC61538  Centaurium venustum Ernest Braunton Jun 1903 892 Los Angeles Glendale to Burbank Comment
  POM21357  Centaurium venustum Fordyce Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena. 457 Comment
  RSA647968  Centaurium venustum Michelle Manolovitz, Brian Manolovitz 1992-5-12 16 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 400 feet northwest of park office. Comment
  CATA773  Centranthus ruber Mark L. Hoefs 1991-6-5 1335 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  SD143692  Centranthus ruber Scott D. White 1997-5-21 5206 Los Angeles San Gabriel River Canyon: N of Azusa; parallel to Hwy 39; canyon bottom along road to gauging stn. Below Morris Dam. 244 Comment
  HSC79758  Centranthus ruber Janice Ragsdale 1972-5-26 27 Los Angeles Santa Monica Mtns., 2 mi. NW of Topanga and Topanga Canyon Rd. on Old Topanga Rd. 98 Comment
  UCR205861  Centrostegia thurberi R. G. Swinney 2008-5-8 8803 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  UCR222763  Centrostegia thurberi R. G. Swinney 2009-5-12 10752 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  RSA771596  Cercocarpus betuloides R. G. Swinney 2009-6-2 11003 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  CAS-BOT-BC142146  Cercocarpus betuloides var. betuloides John Thomas Howell 1928-2-9 3338 Los Angeles On trail between Sierra Madre and Santa Anita Canyon - San Gabriel Mts. Comment
  JEPS45546  Cercocarpus betuloides var. betuloides Frank W. Peirson 1919-7-1 340 a Los Angeles Fish Canyon; San Gabriel Mountains, Fish Canyon 304 Comment
  UCSB2743  Cercocarpus betuloides var. betuloides Gill, Robert 1959-3-24 Los Angeles Oak Flat Guard Station, Ridge Route 822 Comment
  CAS-BOT-BC279512  Chaenactis artemisiifolia Le Roy Abrams 1899-3-30 217 Los Angeles Sepulveda Canon [Canyon], Santa Monica Mts. Comment
  POM6063  Chaenactis artemisiifolia Otis Hiatt 1906-6-3 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA732932  Chaenactis glabriuscula R. G. Swinney 2000-5-21 7772 Los Angeles NE of Azusa, Rincon Canyon, c. 300 m SW of Rincon Rd. entrance and Hwy 39, on plateau W of Rincon Rd. 549 Comment
  SD40448  Chaenactis glabriuscula Edith A. Purer 1933-5-30 4995 Los Angeles Playa del Rey. Comment
  UCR17985  Chaenactis glabriuscula Tema S. Clare, G. R. Johnstone 1931-4-26 s.n. Los Angeles Southern Coast, Playa del Rey Comment
  CHSC98403  Chaenactis glabriuscula var. glabriuscula LeRoy Gross 2001-5-6 381 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. Sunny open southeast facing slope near ridgetop. Comment
  SBBG120151  Chaenactis glabriuscula var. glabriuscula R. Burgess, P. Munro 1999-4-17 3255 Los Angeles Canton Cyn, NE of Lake Piru, N side of Canton Crk above second narrows 381 Comment
  CAS-BOT-BC277824  Chaenactis santolinoides A. D. E. Elmer 1902-6-1 3802 Los Angeles Acton, Mt. Gleason Comment
  SD111595  Chaenactis santolinoides Wayne P. Armstrong 1982-6-28 Los Angeles Summit of Mt. Islip. 2500 Comment
  JEPS30580  Chaenactis stevioides Donald M. Kyhos 1957-5-10 57 -134 Los Angeles just s of Gorman Comment
  UC1119733  Chaenactis stevioides A. D. Gifford 1935-4-21 613 Los Angeles 2 mi ne of Manzana; Tejon 853 Comment
  CAS-BOT-BC279725  Chaenactis xantiana Timothy S. Ross; Steve Boyd 1994-5-11 7790 Los Angeles Liebre Mountains. Atmore Meadows Spur Road: East end of Liebre Mtn near the head of North Fork Fish Canyon 1499 Comment
  RSA498613  Chamaesyce melanadenia Amelia Eatherton 1930-05 s.n. Los Angeles Griffith Park. Comment
  UCSB3601  Chamaesyce polycarpa Kamb, Peter 1948-5-6 Los Angeles Desert foothills of the San Gabriel Mts. above Little Rock 975 Comment
  CDA4803  Chamaesyce prostrata L. C. Wheeler 1969-5-8 s.n. Los Angeles Sierra Madre Elementary School: 160 Canon Ave. Sierra Madre. . 0 Comment
  CDA20740  Chamaesyce serpens M. O'Brien 2006-5-18 s.n. Los Angeles Malibu Bluffs; above the intersection of Pacific Coast Hwy. and Malibu Rd. Comment
  RSA432471B  Chamaesyce serpillifolia E. S. Spalding 1922-10 s.n. Los Angeles Los Angeles. Comment
  RSA734738  Chamaesyce serpillifolia L. C. Wheeler 1946-8-27 6268 Los Angeles San Gabriel Mountains. Jackson Lake. 1860 Comment
  SEINET804424  Cheilanthes covillei L. L. Kiefer 1957-1 3119 Los Angeles San Gabriel Mountains, NE of Sunland, Delta Canyon, trib of Big Tujinga Canyon, ca 3/4 mile up. 701 Comment
  IRVC28763  Chenopodium album A. C. Sanders, Mark Elvin 2002-8-7 25557 Los Angeles north of Hwy 126 just east of the Ventura Co. line, west of Mayo Spur Santa Clara River Valley 274 Comment
  RSA423409  Chenopodium ambrosioides George R. Johnstone 1931-10-24 s.n. Los Angeles Twin Lakes. Comment
  UCR273572  Chenopodium berlandieri R. G. Swinney 2011-10-25 15878 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
  POM155621  Chenopodium californicum M. L. Bryan 1928-9-28 10 Los Angeles Mandeville Canyon near Santa Monica. Comment
  RSA478477  Chenopodium californicum H. L. Bauer 1929-4-1 s.n. Los Angeles Santa Monica foothills. Comment
  SBBG37898  Chenopodium californicum M. B. Dunkle 1939-4-2 7202 Los Angeles San Clemente Island, SE point of island Comment
  NY990881  Chenopodium californicum T. S. Ross 1992-6-15 6555 Los Angeles Whittier Hills (local name for the western extremity of the Puente Hills): upp end of urnbull Canyon. [Whiittier 7.5' USGS quadrangle] 294 Comment
  RSA611509  Chenopodium californicum L. C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge, at head of Brainard Canyon. 1402 Comment
  SBBG59027  Chenopodium californicum S. A. Junak 1997-3-7 SCl 737 Los Angeles just E of Camera Pad Horton 3, W side of Twin Dams Cyn 411 Comment
  UC557815  Chenopodium californicum Nell Murbarger 1936-3-1 109 Los Angeles San Clemente Island; mesa top and e side of island Comment
  UCR282520  Chenopodium desiccatum Mitch Provance, Tegan Provance 2017-9-30 917- 07 Los Angeles San Gabriel Mountains / Mojave Desert Transition, Pallet Creek, S side of Pallet Creek Rd., 1.3 miles W of Valyermo Rd. 1146 Comment
  RSA624119  Chenopodium leptophyllum L. C. Wheeler 1933-6-17 1863 Los Angeles Claremont 365 Comment
  RSA478521  Chenopodium macrospermum var. farinosum Anstruther Davidson 1917-10 3296 Los Angeles Nigger s Slough. Comment
Read comments
Aug 29 2014
  RSA126673  Chenopodium multifidum P. H. Raven 1959-9-27 14509 Los Angeles Sepulveda Canyon. 244 Comment
  POM294056  Chenopodium murale Lyman Benson 1945-10-9 11887 Los Angeles Claremont. 351 Comment
  RSA167812  Chenopodium murale R. F. Thorne 1964-2-7 33461 Los Angeles Lower end of Pebbly Beach Canyon, E end of Santa Catalina Island. 76 Comment
  RSA597170  Chenopodium pumilio L. C. Wheeler 1950-9-10 6787 Los Angeles San Gabriel Mountains. San Dimas Canyon Dam. 434 Comment
  CAS-BOT-BC451359  Chimaphila menziesii LeRoy Abrams 1901-7-10 1891 Los Angeles Wilson's Peak Comment
  SEINET1869741  Chorizanthe parryi var. fernandina A. C. Sanders, Mark A. Elvin 2003-1 26060 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, north of the powerlinese south of Magic Mountain Parkway, near I-5 and new golf course. 366 Comment
  CAS-BOT-BC244669  Chorizanthe staticoides F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  CAS-BOT-BC244723  Chorizanthe staticoides Margaret Stason 1927-5-14 s.n. Los Angeles Bouquet Canyon, San Gabriel Mountains Comment
  RSA674851  Chorizanthe staticoides Scott D. White, Kent Hughes 2000-5-17 7874 Los Angeles San Gabriel Mts./Soledad Cyn.: Canyon bottom and adjacent steep N-facing slope. 579 Comment
  RSA621303  Chorizanthe watsonii Louis C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UCR209918  Chrysolepis sempervirens R. G. Swinney 2008-7-25 9312 Los Angeles San Gabriel Mtns., Twin Peaks, west peak 2316 Comment
  POM351994  Chrysothamnus nauseosus subsp. mohavensis Samuel R. Tyson 1943-9-1 s.n. Los Angeles Brown's Flat, San Dimas canyon. 1250 Comment
  LA25939  Cirsium occidentale Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, fireroad below Mount Saint Mary's College 243 Comment
  UCR258882  Cirsium occidentale R. G. Swinney 2010-4-30 12472 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, ridgetop south of the southern of the two eastern forks of Wilson Cyn., 0.45 miles east of Wilson Debris Basin along old motorway 549 Comment
  UCSB7234  Cirsium occidentale var. californicum Wedberg, H. 1958-4-26 Los Angeles Four miles west of fire station west of Beverly Glen on Mulholland Drive, Santa Monica Mts. Comment
  CAS-BOT-BC285792  Cirsium vulgare Geo. B. Grant 1898-4-12 s.n. Los Angeles Pasadena Comment
  RSA547811  Cirsium vulgare Timothy S. Ross, Peter W. Fritsch 1990-6-20 3613 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near confluence of E and W forks of San Gabriel River. (elevation ranging from stream bottom to slopes). 445 Comment
  RSA791868  Cissus hypoglauca Robert F. Thorne 1977-7-6 49641 Los Angeles Claremont. Comment
  CAS-BOT-BC438762  Cistanthe monandra Peter H. Raven; H. J. Thompson; S. R. Snow 1956-6-22 9453 Los Angeles Below Mulholland Drive above Sepulveda Blvd., Santa Monica Mts. Comment
  RSA515171  Cistanthe monandra Steve Boyd, Orlando Mistretta 1986-3-21 1554 Los Angeles Mojave Desert: Highway 138, 4 miles E of Jct w/Hwy 18 NE of Pinyon Hills. Comment
  RSA505268  Cistanthe monosperma S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 361 Los Angeles Mountain High Ski Resort. W of Wrightwood; N slopes of San Gabriel Mts. 2018 Comment
  RSA748586  Cistus incanus subsp. creticus Scott D. White, Justin M. Wood 2009-5-6 12645 Los Angeles San Gabriel Mountains: San Gabriel River- West Fork, dirt road between Cogswell Dam and fill slope on the S side of Cogswell Reservoir. 726 Comment
  LA45528  Clarkia bottae J. Fisher; 1940-4-4 sn Los Angeles Santa Monica Mountains, Franklin Canyon Comment
  UCSB4352  Clarkia bottae Ballard 1954-5-27 Los Angeles Little Dalton Canyon 350 Comment
  UCR199869  Clarkia cylindrica LeRoy Gross 2006-5-30 2463 Los Angeles Transverse Ranges; Mount Pinos, along Whitaker Peak Road (6N53), west of Fwy I-5 and the old Golden State Hwy, near Whitaker Summit, along road southwest of the peak from Whitaker Peak. Lookout along the northeast side of Whitaker Peak to a saddle that divides Ruby Canyon and Canton Canyon drainages, short distance west from Road 6N53B 1244 Comment
  RSA618667  Clarkia cylindrica subsp. cylindrica Louis C. Wheeler 1967-5-18 9638 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  SBBG60294  Clarkia cylindrica subsp. cylindrica R. Hoffmann 1930-6-6 Los Angeles Alamo Crk Comment
  CAS-BOT-BC172094  Clarkia dudleyana Alice Eastwood 1919-6-20 9037 Los Angeles Mt. Wilson Comment
  POM147953  Clarkia epilobioides Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  SBBG11589  Clarkia epilobioides P. H. Raven 1962-5-9 17699 Los Angeles cyn just N of Gray 426 Comment
  UCR189405  Clarkia epilobioides R. G. Swinney 1998-5-25 6146 Los Angeles San Gabriel Valley, Glendora, SE part of South Hills, c. 350 m SE of Fawn Valley Rd. 280 Comment
  CAS-BOT-BC163699  Clarkia purpurea subsp. quadrivulnera John H. Thomas 1957-5-3 6721 Los Angeles Chaparral covered hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  RSA0073360  Clarkia unguiculata R. G. Swinney 2010-6-21 13304 Los Angeles 0.2 miles east of Wilson Canyon Saddle, jct. of Santa Clara Truck Trail and Los Pinetos Spring Trail, on south side of Truck Trail. 951 Comment
  RSA448583  Clarkia unguiculata Fay A. MacFadden 1931-3-28 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA448592  Clarkia unguiculata E. Crow 1929-4-21 329 Los Angeles Foothills northeast of Glendora. Comment
  UC129020  Clarkia unguiculata H. M. Hall and H. P. Chandler 1906-6-12 7405 Los Angeles near Saugus 381 Comment
  UCSB51886  Clarkia unguiculata Love, Milton 1967-5-12 Los Angeles South side of Cold Canyon Road, 1.2 miles east of its junction with Puma Road, Santa Monica Mountains 304 Comment
  POM17990  Clarkia xantiana subsp. parviflora P. A. Munz 1923-5-27 6879 Los Angeles Big Rock Creek; San Gabriel Mts 1296 Comment
  UCD100709  Claytonia parviflora subsp. parviflora Colector Unknown 1962-4-10 15 Los Angeles 3 mi. W. Topanga Canyon - Mulholland. Santa Montica Mts. 356 Comment
  CATA184  Claytonia perfoliata Mark L. Hoefs, A. Douglas Propst 1973-4-6 153 Los Angeles Santa Catalina Island: Middle of Cape Canyon 304 Comment
  UCR270540  Claytonia perfoliata R. G. Swinney 2011-3-22 14185 Los Angeles San Gabriel Mts., mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 549 Comment
  RSA19875  Claytonia perfoliata subsp. mexicana I. W. Clokey, Bonnie C. Templeton 1929-03 4526 Los Angeles Mandeville Canyon. 365 Comment
  RSA708802  Claytonia perfoliata subsp. perfoliata Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1152 Los Angeles Ridgetop above McDonald Creek. 412 Comment
  RSA247432  Clematis lasiantha Jack Delaini 1974-5-9 178 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest 762 Comment
  UCR146514  Clematis lasiantha Scott D. White, Michael Honer 2004-6-30 10543 Los Angeles San Gabriel Mountains, Mt. Baldy (town); along Glendora Ridge Rd. c. 0.25 mi SW of jct. with Mt. Baldy Rd. 1372 Comment
  RSA0051759  Clematis lasiantha Lee Haines 1937-4-17 s.n. Los Angeles Santa Anita Canyon. 548 Comment
  UCR210709  Clematis ligusticifolia R. G. Swinney 2008-9-10 9414 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  CAS-BOT-BC92816  Clematis pauciflora Ernest Braunton 1902-5-5 s.n. Los Angeles Glendora. Comment
  CAS-BOT-BC423125  Cleomella obtusifolia A. D. E. Elmer 1902-6-1 3629 Los Angeles Lancaster Comment
  UC198536  Cleomella obtusifolia Katharine Brandegee Los Angeles Lancaster Comment
  PASA80  Cnicus benedictus Sally Ellis 1940-3-25 Los Angeles Claremont Comment
  UCR246425  Collinsia Dan S. Cooper 2011-6-6 611- 80 Los Angeles Western San Gabriel Mountains, Portal Ridge, east of Three Points, off Pine Canyon Rd. 1332 Comment
  POM96019  Collinsia bartsiifolia var. davidsonii Philip A. Munz 1926-4-4 9994 Los Angeles 10 miles south of Willow Springs between Kern and Los Angeles Co. Comment
  RSA0011010  Collinsia callosa R. G. Swinney 2008-6-10 9002 Los Angeles Devils Punchbowl Co. Park, 2.4 miles SSE of park headquarters on South Fork Trail. 1585 Comment
  RSA679886  Collinsia callosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 845 Los Angeles East side of Punchbowl Canyon. 1585 Comment
  RSA747167  Collinsia callosa Orlando Mistretta 1992-6-23 602 Los Angeles Mt. Gleason. Comment
  UCR194004  Collinsia childii R. G. Swinney 1998-8-17 6767 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  LA82039  Collinsia heterophylla O. H. Kappler; 1941-4-27 233 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA725753  Collinsia heterophylla A. C. Sanders, Mark A. Elvin 2003-5-1 26274 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. 396 Comment
  UC885545  Collinsia heterophylla I. W. Clokey, E. G. Anderson 1935-5-9 6872 Los Angeles Pomona Hills Comment
  CAS-BOT-BC240958  Collinsia parryi H. E. Hasse 1893-6-3 s.n. Los Angeles Newhall Comment
  SD140113  Colutea arborescens Dennis Kucera 1992-6-4 92 1 Los Angeles San Gabriel Mountains, Santa Anita Canyon, junction of Sturdevant Falls Trail & the trail to Sturdevant Camp & Mt. Wilson, canyon floor in alluvium in shade or in full sun 548 Comment
  CATA1709  Comarostaphylis diversifolia subsp. planifolia Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3029 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 152 Comment
  RSA0042229  Comarostaphylis diversifolia subsp. planifolia Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1999-5-8 3029 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon. 152 Comment
  RSA669340  Conium maculatum LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 564 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  RSA188284  Convolvulus arvensis R. F. Thorne 1966-6-1 36505 Los Angeles Santa Catalina Island: dry slopes near margin of reservoir at upper end of Cape Canyon. Comment
  UCR150924  Convolvulus arvensis Valerie Soza, Kent Hughes 1999-6-4 472 Los Angeles San Gabriel Mountains, Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 366 Comment
  SBBG128231  Convolvulus simulans M. L. Hoefs, S. A. Junak, D. Knapp 2000-5-5 3078 Los Angeles near rd below El Rancho Escondido 146 Comment
  UC126820  Conyza bonariensis J. and H. W. Grinnell 1906-8-26 369 Los Angeles orchard near Pasadena Comment
  UCR178778  Conyza canadensis R. G. Swinney 1989-10-14 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon c. 100-200 yds. upstream from the debris basin 372 Comment
  UCR146541  Cordylanthus nevinii Scott D. White 2004-8-11 10704 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  UCR223404  Cordylanthus nevinii R. G. Swinney 2009-7-23 11398 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
  POM306341  Cordylanthus rigidus subsp. setiger Henry J. Ramsey, Henry J. Ramsey 1937-8-23 1423 Los Angeles Altadena. Comment
  RSA518000  Coreopsis californica Steve Boyd, Orlando Mistretta 1986-3-31 1525 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  UC148008  Coreopsis californica var. californica C. F. Baker 1909-5-20 5325 Los Angeles Claremont Comment
  RSA3611  Coreopsis gigantea C. B. Wolf 1932-5-14 3631 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  CAS-BOT-BC105700  Corethrogyne filaginifolia F. Grinnell Jr. 1917-8-28 s.n. Los Angeles Pine Flats, San Gabriel Mountains 1615 Comment
  CAS-BOT-BC105748  Corethrogyne filaginifolia Ralph Hoffmann 1930-7-7 s.n. Los Angeles Santa Rosa Island Comment
  JEPS30640  Corethrogyne filaginifolia Peter H. Raven and Henry J. Thompson 1959-9-27 14507 Los Angeles Sepulveda Canyon Santa Monica Mountains, Sepulveda Canyon 243 Comment
  LA205796  Corethrogyne filaginifolia Harlan Lewis; 1940-8-5 sn Los Angeles San Gabriel Mountains, Charleston Flats 1371 Comment
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Feb 17 2015
  UC277037  Corethrogyne filaginifolia M. L. Canby 1925-11-28 12 Los Angeles n side Newhall Pass; n side Newhall Pass Comment
  UC55085  Corethrogyne filaginifolia Miss E. D. Palmer Los Angeles Los Angeles Comment
  POM173351  Corethrogyne filaginifolia var. filaginifolia R. L. Armacost 1928-9-30 s.n. Los Angeles Sawtelle. Comment
  POM356120  Corethrogyne filaginifolia var. filaginifolia Anstruther Davidson 1892-09 1996 Los Angeles San Gabriel Mountains, Santa Anita Canyon. Comment
  POM356134  Corethrogyne filaginifolia var. filaginifolia L. E. Hoffman 1927-8-19 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest, Clear Creek. Comment
  RSA93349  Corethrogyne filaginifolia var. filaginifolia Raymond J. Dobbs 1924-7-8 5400 Los Angeles San Gabriel Mountains: N of Pasadena, trail 2.7 miles below Switzer's Camp. 731 Comment
  UC876077  Cornus glabrata Ezra C. Knopf 126 Los Angeles Santa Catalina Isl. Comment
  RSA97271  Cornus occidentalis F. W. Peirson s.n. Los Angeles Laurel Canyon, near Santa Monica. Comment
  RSA579284  Cortaderia selloana Timothy S. Ross, J. Mark Porter, Gery Allan, Vanessa Ashworth, D. L. Banks, Megan Tommerup 1994-3-28 7424 -A Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; un-named horseshoe-shaped canyon to the NE of upper Forrestal Drive; San Pedro 7.5' USGS quadrangle., Near 33?44'22''N 118?20'45''W 177 Comment
  UCD95110  Corydalis caseana subsp. caseana Milo S. Baker 1935-6-25 s.n. Los Angeles near Junction of Highways 39 and 89. Comment
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Jun 23 2016
  RSA670206  Cotula australis Joseph M. Keefe 2001-3-16 31100 Los Angeles 50 meters west of dead end of Cresthaven Drive, 1 mile southeast of The Eagle Rock, Pasadena, CA 91105. 284 Comment
  CAS-BOT-BC287266  Cotula australis Elizabeth McClintock 1961-11-25 s.n. Los Angeles Northridge, NW part of San Fernando Valley 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
  UCR186935  Crassula connata A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-14 32076 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
  RSA394749  Cressa truxillensis F. R. Fosberg 1931-5-20 728 Los Angeles Santa Catalina Island. Ballast Point, Catalina Harbor. 1 Comment
  POM311760  Crossosoma californicum Karen Hosterman 1957-4-9 989 Los Angeles Catalina [Island]; Isthmus. Comment
  RSA598999  Croton californicus L. C. Wheeler 1950-9-23 6790 Los Angeles San Gabriel Mountains. Flat opposite Delta Canyon, Big Tujunga Canyon. Comment
  SBBG128073  Croton setiger B. E. Carter 2012-8-23 6992 Los Angeles Airport Rd, ca. 0.5 mi N of Middle Ranch Rd 395 Comment
  RSA482381  Crypsis schoenoides Richard Noyes 1988-8-24 633 Los Angeles Claremont. Intersection of Mills Ave. and Baseline Ave. Comment
  UCD168207  Cryptantha J. W. Barry 1980-4-1 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  UCR270096  Cryptantha R. G. Swinney 2011-4-20 14437 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
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Feb 19 2020
  PASA1979  Cryptantha circumscissa Frank W. Peirson 1919-5-10 Los Angeles Arraster Creek, San Gabriel Mts. 838 Comment
  RSA579326  Cryptantha circumscissa T. S. Ross 1994-5-31 7971 Los Angeles Pacifico Mountain: somewhat flat granitic ridgetop ca 800 m WNW of summit 2060 Comment
  SBBG63583  Cryptantha circumscissa R. Hoffmann 1929-4-26 Los Angeles 2 mi W of Ravenna Comment
  LA31585  Cryptantha clevelandii Henry J. Thompson; 1959-5-31 2050 Los Angeles Santa Monica Mountains, Decker Road 0.7 mi. S of Ventura-Los Angeles county line 426 Comment
  CHSC95905  Cryptantha decipiens LeRoy Gross 2005-4-28 2150 Los Angeles Transverse Ranges; San Gabriel Mountains region: Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road. Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Than dropped off ridge into canyon bottom back to origin. T4NR12W S1 NE1/4, T4NR11W S6 NW1/4. General collecting started from a slight decline bench south of the ridgeline. 1324 Comment
  SBBG98683  Cryptantha intermedia T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5172 Los Angeles 1100 ft SSW of Twin Dams, 1450 ft NNW of Boulder marker (1859) 490 Comment
  UC78691  Cryptantha intermedia T. S. Brandegee May 1889 Los Angeles Saugus Comment
  UCR125559  Cryptantha intermedia A. C. Sanders 2003-5-22 26821 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
  UCR205105  Cryptantha intermedia R. G. Swinney 2008-4-11 8667 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Lewis Paul Canyon, above waterfall at junction of Big Dalton Cyn. Rd. 549 Comment
  UCR206171  Cryptantha intermedia A. C. Sanders, T. B. Salvato 2009-5-29 37055 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  UCR71155  Cryptantha intermedia Steve Boyd, L. Arnseth 1990-4-8 4290 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  POM368265  Cryptantha intermedia M. B. Dunkle 1939-4-4 7260 Los Angeles San Clemente Island, Chenetti Canyon. Comment
  RSA682304  Cryptantha intermedia LeRoy Gross, Valerie Soza 2003-5-15 900 Los Angeles Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place., Just east of where we started. 396 Comment
  RSA0039734  Cryptantha intermedia var. intermedia Roxanne Smith 1991-4-30 6 Los Angeles Hills south-east of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Drive and Steep Cyn. Road. Comment
  RSA0075632  Cryptantha intermedia var. johnstonii R. F. Thorne, M. Z. Thorne 1971-4-25 41333 Los Angeles San Gabriel Mountains: Johnson's Pasture north of Claremont. 609 Comment
  RSA656781  Cryptantha micromeres Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 711 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. 548 Comment
  SFV22079  Cryptantha microstachys O. Mistretta, C. Mistretta 2010-6-23 5341 Los Angeles San Gabriel Mountains West Fork San Gabriel River, 4.3 air miles east of Red Box Gap. 848 Comment
  RSA0076012  Cryptantha muricata R. G. Swinney 2010-4-13 12206 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  UC563991  Cryptantha muricata Carl Epling 1931-5-2 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  RSA0078883  Cryptantha muricata var. denticulata R. G. Swinney 2008-10-8 9526 Los Angeles San Gabriel Mtns.: Table Mountain West, north of Big Pines. 2284 Comment
  RSA0097179  Cryptantha muricata var. denticulata R. G. Swinney 2011-6-1 14977 Los Angeles San Gabriel Mountains: north base of Strawberry Peak along the Colby Canyon Trail, at lowest of three 'dry lakes'? 1207 Comment
  RSA0078884  Cryptantha muricata var. denticulata L. C. Wheeler 1967-9-4 10680 Los Angeles San Gabriel Mountains: Camp Lupine, Prairie Fork. 1981 Comment
  RSA0079443  Cryptantha muricata var. jonesii H. L. Bauer 1931-6-1 s.n. Los Angeles Topango Santa Monica Mts. Comment
  RSA0079444  Cryptantha muricata var. muricata A. C. Sanders, Helen Kennedy 2005-4-13 29411 Los Angeles Western San Gabriel/Liebre Mtns. Region: Santa Clarita area, lower Mint Canyon at the community of Mint Canyon. 457 Comment
  RSA0079455  Cryptantha muricata var. muricata T. S. Ross, Steve D. Boyd 1991-7-24 5597 Los Angeles Granite Mountain vicinity: near intersection of Pacifico Mountain Road x Roundtop Truck Road. 1902 Comment
  RSA0079592  Cryptantha muricata var. muricata L. C. Wheeler 1967-5-23 9692 Los Angeles Near mouth of Bear Canyon, off Soledad Canyon. 579 Comment
  UC2049428  Cryptantha nevadensis var. rigida LeRoy Gross with Joy England, Naomi Fraga 2016-4-21 7534 Los Angeles Transverse Ranges; San Gabriel Mountains region: Arrastre Canyon. Started near mouth of canyon, near 34.44397N, 118.20032W . Ended on top of a small knoll, near 34.43011N, 188.18667W. Acton 7.5' Quad. Comment
  UCR259198  Cryptantha nevadensis var. rigida Mitch Provance, Callen Huff 2009-4-29 10699 Los Angeles Tehachapi Mountains, Tejon Ranch, south of Lebec, lower slopes above Interstate 5, about 0.7 miles east of Gorman; site PO1088/1090 1230 Comment
  RSA115723  Cryptantha nevadensis var. rigida E. C. Twisselmann 1955-6-23 2206 Los Angeles Mt Abel Road, at Kern County line 1646 Comment
  RSA594619  Cryptantha nevadensis var. rigida L. C. Wheeler 1967-5-8 9337 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA0079499  Cryptantha oxygona Scott D. White, Pam De Vries 2006-5-10 11439 Los Angeles St Tehachapi: Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Rd. 1006 Comment
  UCR194277  Cryptantha pterocarya var. purpusii R. G. Swinney 1999-5-1 7091 Los Angeles San Gabriel Mtns./Mojave Desert, Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  UCR114731  Cucurbita foetidissima A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23288 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 793 Comment
  SBBG58149  Cuscuta californica R. Hoffmann 1927-9-30 Los Angeles E of Palmdale Comment
  SFV11558  Cuscuta californica M. L. Vincent 1963-5-22 361 Los Angeles Santa Monica Mountains Intersection of Old Topanga Canyon Road and Mulholland Highway, 0.5 miles off road. Comment
  POM222505  Cuscuta campestris L. C. Wheeler 1936-6-28 4193 Los Angeles 3 miles SE of El Monte. 76 Comment
  POM184711  Cycladenia humilis var. venusta Joseph A. Ewan 1932-6-17 7237 Los Angeles Summit Mount Disappointment, San Gabriel Mts. 1828 Comment
  UCR205667  Cyclospermum leptophyllum A. C. Sanders, T. B. Salvato 2009-5-20 36884 Los Angeles San Gabriel Valley, Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. (Hwy 19) and west of Santa Anita Ave. 69 Comment
  SD31161  Cylindropuntia prolifera Edith A. Purer 1931-8-15 2182 Los Angeles Palos Verdes Hills, steep hillside, south exposure. (IPB 7/07) Comment
  UCD60034  Cynodon dactylon Charles F. Hewitt 1975-3-13 LASCA 1045 Los Angeles Arcadia. Los Angeles State and County Arboretum, Nursery area. Comment
  SEINET10515372  Cynodon dactylon G. B. Grant 1904-5-10 Grant 133 Los Angeles Collected at Pasadena, southern California. Not poisoned. Bermuda Grass. Comment
  CATA1344  Cyperus eragrostis Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2448 Los Angeles Santa Catalina Island: Haypress Reservoir 420 Comment
  RSA802059  Cyperus eragrostis Orlando Mistretta, Kristie Haydu 2011-7-20 5970 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  UCR203232  Cyperus parishii R. G. Swinney 2005-7-21 8318 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, Mike Booth property 1216 Comment
  UC1063769  Cystopteris fragilis Jerome S. Horton 1936-4-28 316 Los Angeles above Falls Wolfskill Canyon; Pomona Quadrangle Comment
  CAS-BOT-BC190454  Dactylis glomerata Tim Ross; Janet Takara; Stacey Otte 1993-4-24 6951 Los Angeles Santa Catalina Island. West end of island beyond the isthmus, on main east-west ridgetop ca. 615 m east of Granite Triangulation Point and 620 m west northwest of Oak Triangle Point. 487 Comment
  RSA562559  Dactylis glomerata Steve Boyd, Orlando Mistretta 1993-5-11 8125 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  CHSC35492  Datisca glomerata James Henrickson 1973-6-23 10915 Los Angeles Santa Monica Mts., Topanga Canyon, 3/4 mile N of Topanga P.O. along old Topanga Canyon Road. 243 Comment
  RSA215032  Datisca glomerata R. F. Thorne, M. Z. Thorne 1967-7-19 37132 Los Angeles San Gabriel Mountains, Angeles National Forest: Yucca Flats Summer Home Tract at upper end of Canyon of N Fork of San Gabriel River. 1250 Comment
  RSA588158  Datisca glomerata Orlando Mistretta 1994-5-23 1245 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  RSA0039733  Datura meteloides Roxanne Smith 1991-5-14 29 Los Angeles Hills 0.4 mi. south-east of Golden Springs and Diamond Bar Blvd. Comment
  UCR125955  Datura wrightii A. C. Sanders, Mark Elvin 2002-6-19 25148 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  RSA0124084  Datura wrightii Louis C. Wheeler 1967-7-18 10101 Los Angeles Little Tujunga Canyon at Gold Creek Road. 488 Comment
  RSA660635  Datura wrightii Michael Krawczyk 1981-5-27 37 Los Angeles Growing along Box Canyon at the uppermost parking lot at Cal Poly Pomona. Comment
  POM220013  Daucus pusillus F. R. Fosberg 1932-5-7 8140 Los Angeles Coach rd. above Hamilton C. [Canyon], Santa Catalina Island. 210 Comment
  RSA188228  Daucus pusillus R. F. Thorne, P. Everett 1965-6-22 34879 Los Angeles Santa Catalina Island. Upper portion of Avalon Canyon along roadside 274 Comment
  UC729460  Daucus pusillus Carl B. Wolf 1932-5-10 3526 Los Angeles along equestrian trail back of Avalon; Santa Catalina Isl. 259 Comment
  SD39637  Daucus pusillus Edith A. Purer 1932-4-23 2772 Los Angeles Dunes, El Segundo. Comment
  SBBG54247  Deinandra clementina F. C. Boutin 1967-4-24 1705 Los Angeles Wilson Cove Comment
  SBBG90430  Deinandra fasciculata M. C. Hochberg 1985-4-7 1210 Los Angeles Little Springs Cyn 243 Comment
  SFV11415  Deinandra fasciculata M. L. Vincent 1963-5-22 360 Los Angeles Santa Monica Mountains Intersection of Old Topanga Canyon Road and Mulholland Highway, 0.5 miles off road. Comment
  SD230180  Delairea odorata Louis C. Wheeler 1968-12-15 Los Angeles San Gabriel Mountains: Millard Canyon at about the National Forest Boundary. 1509 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
  RSA398711  Delphinium parryi M. B. Dunkle 1928-5-13 s.n. Los Angeles Santa Catalina Island along Coach Road. Comment
  RSA398744  Delphinium parryi Frances M. Morey 1922-4-29 s.n. Los Angeles Los Angeles. Comment
  SDSU10048  Delphinium parryi D. F. Howe 1947-5-3 1548 Los Angeles Mint Canyon, Mojave Desert. Comment
  UC457335  Delphinium parryi subsp. maritimum Carl Epling 1931-5-2 Los Angeles Los Alisos Canyon Santa Monica Mountains Comment
  UCR174485  Delphinium parryi subsp. parryi Anuja Parikh, Nathan Gale 2005-4-29 2109 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
  RSA0102446  Delphinium patens subsp. montanum R. G. Swinney 2009-5-28 10942 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  SBBG59437  Deschampsia danthonioides V. Duran 1933-7-9 3507 Los Angeles Horse Flats 1676 Comment
  UCR223000  Deschampsia danthonioides R. G. Swinney 2009-6-2 11023 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
  SFV10186  Descurainia pinnata J. G. Cuti 1978-4-2 36 Los Angeles About 3 miles south of Saddleback Butte State Park on Highway 170th., off shoulder. 30 Comment
  RSA599715  Descurainia pinnata subsp. glabra Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9464 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
  POM145496  Descurainia pinnata subsp. menziesii P. A. Munz 1928-3-7 11062 Los Angeles Claremont 366 Comment
  RSA158300  Descurainia pinnata subsp. menziesii P. H. Raven 1962-4-12 17333 Los Angeles San Clemente Island: canyon south of canyon below the Tomb, west side of Island 229 Comment
  RSA0022371  Dicentra chrysantha Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5129 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA433537  Dicentra chrysantha J. F. McBroom 1941-7-25 s.n. Los Angeles Mt. Wilson. Comment
  UC1871177  Dichelostemma capitatum T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4818 Los Angeles Transverse Ranges; Liebre Mountains region; Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. T4N R13W; W edge section 2, E and SE edge section 3, NNE edge section 10. Collected between 3670-4131 (summit) feet elevation. Comment
  UCD139221  Dichelostemma capitatum Marc Meyer 1993-3-20 7 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  RSA649610  Dichelostemma capitatum subsp. capitatum Lori Ackerman, Gerald Braden 1988-4-22 17 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  RSA70157  Dichelostemma capitatum subsp. capitatum F. W. Peirson 1919-5-18 s.n. Los Angeles Hills east of Monrovia Canyon 457 Comment
  CAS-BOT-BC224615  Dichondra occidentalis Robert F. Thorne; P. Everett 1965-6-24 35020 Los Angeles Santa Catalina Island: Rancho Escondido, Escondido Canyon 213 Comment
  IRVC26149  Digitaria sanguinalis L. C. Wheeler 1945-10-30 6164 Los Angeles Kinneloa Canyon San Gabriel Mtns. 366 Comment
  SBBG38660  Diplacus puniceus R. Moran 1941-2-26 628 Los Angeles Johnson's Valley 100 Comment
  RSA0115973  Diplotaxis muralis Geo L. Moxley 1917-3-1 527 Los Angeles W 57th street near Budlong, in Parkway between sidewalk and curb Comment
  RSA0115974  Diplotaxis muralis Crawford, Hiatt 1916-3-29 987 Los Angeles Topango Canyon Comment
  CAS-BOT-BC195610  Distichlis spicata Ernest C. Twisselmann 1970-9-8 17487 Los Angeles Antelope Valley: Avenue A 0.2 mile east of 30th Street West 731 Comment
  CATA842  Distichlis spicata Mark L. Hoefs 1991-6-26 1442 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  UC157182  Distichlis spicata T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  RSA0110586  Dodecatheon redolens R. G. Swinney 2011-7-29 15565 Los Angeles San Gabriel Mountains: Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins. 2454 Comment
  RSA462209  Dodecatheon redolens L. E. Hoffman 1932-8-14 s.n. Los Angeles Mt. Islip, Angeles National Forest. 2439 Comment
  CAS-BOT-BC157709  Drymocallis glandulosa var. glandulosa I. M. Johnston 1918-4-28 1894 Los Angeles Turnbull [Canon] Canyon, Puente Hills 365 Comment
  LA94246  Dryopteris arguta Lawrence L. Kiefer; 1966-3-26 1773 Los Angeles SANTA MONICA MOUNTAINS, Arroyo Sequit, ca 1 mi from mouth. 60 Comment
  RSA654360  Dryopteris arguta Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 989 Los Angeles Verdugo Mountains, southwest side: Along Verdugo Mtwy, E of junction with Stough Canyon Mtwy, above Stough Canyon, NE side of peak ''2646''. 762 Comment
  RSA693699  Dryopteris arguta James Clizbe 1930-5-6 16058 Los Angeles Nichols Canyon Comment
  SFV15996  Dryopteris arguta K. A. Wilson, R. J. Gustafson 1994-5-13 2413 Los Angeles Santa Monica Mountains Upper Franklin Canyon Reservoir. Comment
  UC1594373  Dryopteris arguta Tim Ross 1992-4-14 6166 Los Angeles mouth of Nanny Canyon (central E side of island); San Clemente Isl. 179 Comment
  LA86078  Dudleya cymosa D. S. Verity; 1 Los Angeles San Gabriel Mountains, Calif. Angeles Crest Hwy. just N of the northernmost tunnel on way to Palmdale Comment
  SD132746  Dudleya hassei James C. Dice, Michael Donoghue and Terry Martin 1983-5-20 347 Los Angeles Santa Catalina Island, Hamilton Cove, on slope above the road to beach. 60 Comment
  CAS-BOT-BC411386  Dudleya lanceolata Carl B. Wolf 1927-7-24 676 Los Angeles 1/2 mile E of Melrose 457 Comment
  SBBG119574  Dudleya lanceolata L. C. Wheeler 1967-7-6 9937 Los Angeles San Gabriel Cyn 274 Comment
  SD38622  Dudleya lanceolata Edith A. Purer 1932-5-26 2770 Los Angeles El Segundo Comment
  RSA0077731  Dudleya semiteres E. K. Balls 1949-6-12 14347 Los Angeles Grown Rancho Santa Ana Botanic Garden. Comment
  SBBG31285  Dudleya virens R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles upper Middle Ranch Cyn above dry stream bed 274 Comment
  SBBG98197  Dudleya virens F. R. Fosberg 1931-5-18 4890 Los Angeles Little Harbor 2 Comment
  SDSU5749  Dudleya virens Jim Dice, Michael Donoghue & Terry Martin 1983-5-20 349 Los Angeles Santa Catalina Island, on bluff 0.1 km. east ofbeach at Little Harbor. 23 Comment
  UCR259085  Dysphania ambrosioides R. G. Swinney 2010-9-1 13665 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  RSA0091682  Dysphania pumilio Bonnie C. Templeton 1967-8-1 10221 Los Angeles Clear Creek Forest Service Station at head of Clear Creek off Big Tujunga. Comment
  SBBG118701  Ehrharta calycina V. Soza with L. Gross 1999-5-11 466 Los Angeles San Dimas Experimental Forest, SW of Johnstone Pk, E side of jct of Sycamore Flat Motorway and Bluebird Motorway, (T1N R9W, NW/4, SW/4 sec.23) 868 Comment
  UCR261761  Eleocharis R. G. Swinney 2010-9-13 13838 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
  UC1147896  Eleocharis macrostachya Robert F. Thorne and P. Everett 1965-6-23 34982 Los Angeles margin of Hay Press Reservoir Santa Catalina Island 411 Comment
  RSA750099  Eleocharis palustris R. G. Swinney 2008-4-30 8697 Los Angeles Glendora, Big Dalton Canyon Debris Basin 341 Comment
  UCR169506  Eleocharis rostellata A. C. Sanders, Mark Elvin 2002-6-25 25260 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR204856  Eleusine indica R. G. Swinney 2005-8-8 8398 Los Angeles San Gabriel Mtns, Glendora, Morgan Canyon Debris basin 335 Comment
  UCR272018  Elymus condensatus R. G. Swinney 2011-5-31 14934 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  UCR62111  Elymus elongatus R. G. Swinney 1989-6-30 s.n. Los Angeles San Gabriel Mtns, Glendora Wilderness Park, Big Dalton Canyon. Big Dalton Canyon Road, 1.5 mi NE of Glendora Mtn. Road 457 Comment
  RSA571283  Elymus elymoides subsp. elymoides Steve Boyd, Darin Banks, Orlando Mistretta 1994-4-29 8324 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, Santiago Canyon at confluence with side draw on southeastern side of Mt. Emma. 1159 Comment
  SBBG14047  Elymus glaucus P. H. Raven 1962-5-22 17850 Los Angeles ca 1 mi below Middle Ranch Comment
  SBBG77100  Elymus glaucus F. R. Fosberg 1931-4-14 4610 Los Angeles Middle Ranch Cyn 180 Comment
  UCR256161  Elymus glaucus R. G. Swinney 2010-6-4 13032 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-BC206736  Elymus glaucus subsp. glaucus John Thomas Howell 1947-7-18 23427 Los Angeles Big Pines, San Gabriel Mts. 2103 Comment
  UCR259091  Elymus glaucus var. glaucus R. G. Swinney 2010-9-9 13756 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
  RSA585697  Elymus trachycaulus subsp. subsecundus Timothy S. Ross 1990-6-11 3003 Los Angeles Big Rock Creek: just above confluence of Holcomb Canyon Creek, between Big Rock Creek Road and mouth of Holcomb Canyon 1255 Comment
  JEPS1603  Emmenanthe penduliflora Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Comment
  RSA0087070  Emmenanthe penduliflora R. G. Swinney 2010-5-4 12511 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  UCR261356  Emmenanthe penduliflora R. G. Swinney 2010-3-13 11889 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  UCR48582  Emmenanthe penduliflora Steve Morgan 1974-5-2 99 Los Angeles Western Transverse Range; Santa Monica Mtns., Entrance to Tapia Park off Las Virgines Road 198 Comment
  OBI29187  Encelia actoni David J. Keil 1976-12-12 11897 Los Angeles 5 mi W of San Bernardino Co. line along Calif rte 138. 1128 Comment
  UC1302369  Encelia californica Robert F. Thorne and P. Everett 1964-2-6 33283 Los Angeles w of Catalina Harbor (at Isthmus); Santa Catalina Island 7 Comment
  UCR131399  Encelia californica Alison Lipman 1998-9-4 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
  RSA533516  Encelia farinosa var. farinosa Timothy S. Ross 1991-3-9 4165 Los Angeles Whittier Hills (Puente Hills, proparte) seepage. ca. 300ft. SW of Colima road & Camino del Sur. 213 Comment
  RSA339713  Ephedra nevadensis Robert F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55010 Los Angeles Little Rock Creek 1006 Comment
  RSA249745  Ephedra viridis Robert F. Thorne 1973-5-11 43499 Los Angeles Bob s Gap, Holcomb Ridge. 1220 Comment
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Jan 19 2017
  RSA383899  Ephedra viridis B. C. Templeton 1931-11-28 s.n. Los Angeles Holcomb Creek, Angeles National Forest. Comment
  RSA746566  Epilobium Orlando Mistretta 1992-5-21 s.n. Los Angeles Transverse Ranges; San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  UCR231081  Epilobium brachycarpum Dan S. Cooper 2011-9-23 s.n. Los Angeles South Coast, Playa Vista near Loyola Marymount Univ., at base of Westchester Bluffs 11 Comment
  SEINET1869718  Epilobium canum A. C. Sanders 2003-1 27109 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, Potrero Canyon, ridge on north side of valley NE of old ranch headquarters. 320 Comment
  CAS-BOT-BC166195  Epilobium canum subsp. canum Fordyce Grinnell, Jr. 1903-12-31 107 Los Angeles Mt. Wilson Trail, Santa Anita [Canon] Canyon 457 Comment
  RSA128784  Epilobium canum subsp. canum Peter H. Raven, H. J. Thompson 1958-10-11 13746 Los Angeles Tuna Canyon 1.8 miles north of Coast Highway 427 Comment
  RSA72101  Epilobium canum subsp. canum F. W. Peirson 1919-10-26 4517 Los Angeles Along Pacific Electric tracks to Rubio Canyon, San Gabriel Mts. 549 Comment
  UCR212785  Epilobium canum subsp. canum Ellen Mackey, Blake Whittington 2006-10-4 NFWF- 1771 Los Angeles Transverse Ranges; San Gabriel Mountains, [east of San Dimas Reservoir, on Sunset Ridge] 405 Comment
  CAS-BOT-BC171925  Epilobium canum subsp. latifolium Robert F. Thorne; J. Dourley 1967-10-3 37268 Los Angeles Mt. Baden-Powell, N slope at Vincent Gap 2133 Comment
  RSA799901  Epilobium canum subsp. latifolium Michelle Terrazino, Monica Rodriguez, Naomi S. Fraga 2013-7-23 1 Los Angeles Glendora Ridge Road. 1313 Comment
  RSA748073  Epilobium ciliatum R. G. Swinney 2001-9-15 8182 Los Angeles San Gabriel Mountains: Little Jimmy Spring. 2256 Comment
  POM308914  Epilobium ciliatum subsp. ciliatum Kay H. Beach 1943-8-24 1900 Los Angeles Tankbark Creek near Cottage of U.S. Forest Dept. San Dimas Experimental Forest. Comment
  RSA588311  Epilobium ciliatum subsp. ciliatum F. R. Fosberg, Joseph A. Ewan 1931-8-11 793 Los Angeles Cienega, 1/2 mile north of Windy Camp, north slope of Mt. Islip, San Gabriel Mtns 2300 Comment
  RSA652778  Epilobium ciliatum subsp. ciliatum Monica Acosta 1998-5-25 37 Los Angeles Parking lot J at California State Polytechnic University. (Cal Poly Pomona) 226 Comment
  RSA755843  Epilobium glaberrimum R. G. Swinney 2008-7-2 9122 Los Angeles Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy. 1976 Comment
  POM1814  Epipactis gigantea Lois Clency 1916-5-30 s.n. Los Angeles San Antonio Canyon. Comment
  RSA773829  Epipactis gigantea Richard G. Swinney 2009-6-12 11146 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  SEINET3864988 Image available Equisetum arvense Louis C. Wheeler 1948-6-13 6650 Los Angeles San Gabriel Mountains: Big Tujunga, near Coldwater Canyon.; 0 945 Comment
  CAS-BOT-BC57174  Equisetum hyemale subsp. affine 1904-1-1 s.n. Los Angeles unspecified 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
  RSA727401  Equisetum laevigatum R. G. Swinney 1998-5-30 6172 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  CATA1348  Equisetum telmateia subsp. braunii Mark L. Hoefs, Robert F. Thorne 1995-7-26 2454 Los Angeles Santa Catalina Island: Middle Canyon in stream bed just below reservoir 169 Comment
  CAS-BOT-BC204480  Eragrostis cilianensis Peter H. Raven 1961-9-24 16751 Los Angeles Bouquet Reservoir 914 Comment
  RSA188147  Eremocarpus setiger R. F. Thorne, P. C. Everett 1965-6-23 34945 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. Comment
  RSA651886  Eremocarpus setiger A. E. Hersh 1950-6-27 s.n. Los Angeles Below Faculty Hill UCLA. 60 Comment
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Aug 10 2016
  SEINET8353723  Eremogone macradenia Unknown 1908-6-20 3357 Los Angeles Liebre Mtn. Comment
  SEINET8409243  Eremogone macradenia R. F. Thorne, M. Z. Thorne 1969-7-9 38497 Los Angeles San Gabriel Mts., Angeles National Forest; summit of Tabel Mt. 2134 Comment
  CAS-BOT-BC174383  Eremogone macradenia var. arcuifolia Steve Boyd 1997-9-10 10028 Los Angeles Liebre Mountains Region: Upper northern flank of Liebre Mountain at head of Tentrock Canyon along dirt track northeast of Forest Service wildlife drinker site 1572 Comment
  RSA0045064  Eremogone macradenia var. macradenia Timothy S. Ross 1992-4-4 6091 Los Angeles Adobe Mountain; rocky southerly slope about 200m S of the summit (3458 ft). 1006 Comment
  SFV21904  Eremothera boothii subsp. decorticans L. L. Zung 2011-5-17 11 Los Angeles Santa Susana Mountains Towsley Canyon. 460 Comment
  UC1870249  Eriastrum sapphirinum LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1093 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  UC52504  Eriastrum sapphirinum Ernest Braunton 1902-6-20 475 Los Angeles Colton Comment
  UCD118320  Eriastrum sapphirinum Louis C. Wheeler 1933-9-26 2135 Los Angeles San Gabriel Canyon, San Gabriel Mountains. 335 Comment
  RSA0123048  Eriastrum sapphirinum subsp. brevibracteatum Freda Detmers 1931-5-17 s.n. Los Angeles Mojave Desert. Comment
  UCR239013  Eriastrum sapphirinum subsp. sapphirinum Anuja Parikh, Nathan Gale 2010-6-8 3268 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, northwest of Vincent and Soledad Pass, 3.3 km northwest of State Hwy 14, under power lines 1150 Comment
  CAS-BOT-BC131690  Ericameria cooperi var. cooperi Ira L. Wiggins 1966-9-23 20638 Los Angeles E of 145 Street E, between Palmdale Boulevard and Avenue O, north of Pearblossom; [Mohave] Mojave Desert Comment
  RSA773806  Ericameria linearifolia R. G. Swinney 2009-6-17 11190 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR281673  Ericameria linearifolia R. G. Swinney 2014-4-10 16056 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, north foot of mountains on desert slope, south side of CA Aqueduct 100-400 m east of Cheseboro Rd. 921 Comment
  CHSC20915  Ericameria palmeri var. pachylepis Robert A. Schlising 1971-10-28 3006 Los Angeles Lopez Canyon, north of Pacoima. Comment
  POM359438  Ericameria palmeri var. pachylepis E. A. Purer 1933-10-7 5583 Los Angeles El Segundo. Comment
  UCR20307  Ericameria parishii G. R. Johnstone, T. S. Clare 1927-10-20 s.n. Los Angeles San Gabriel Mtns., Eaton Canyon 762 Comment
  CHSC92811  Ericameria parishii var. parishii John Dittes 2006-1-3 1314 Los Angeles Transverse Ranges; San Gabriel Mtns.; Upper Big Tujunga Cyn; ca. 5.2 air-miles SE of Roundtop Mt., 4.0 airmiles NE of Redbox Gap, 1.3 airmiles SW of Vetter Mtn, 0.6 air-mile NE of intersection of Upper Big Tujunga Cyn Road and Angeles Crest Hwy (Hwy 2), south side of Upper Big Tujunga Cyn Road on slope above Upper Big Tujunga Creek. 1274 Comment
  SD90402  Ericameria parishii var. parishii R. F. Thorne, L. E. DeBuhr 1972-8-18 42235 Los Angeles San Gabriel Mountains, Angeles National Forest. Charlton Flats burn west of Mount Mooney 1645 Comment
  CAS-BOT-BC293117  Ericameria pinifolia Ralph Hoffmann 1931-10-1 s.n. Los Angeles Mint Canyon Comment
  POM41768  Ericameria pinifolia Marcus E. Jones 1882-2-25 s.n. Los Angeles Pasadena. Comment
  RSA607971  Ericameria pinifolia L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  SBBG95449  Erigeron canadensis M. B. Dunkle 1928-10-7 2002 Los Angeles Middle Ranch Cyn 167 Comment
  RSA755883  Erigeron foliosus R. G. Swinney 2008-7-24 9280 Los Angeles Waterman Mountain 2412 Comment
  UCR239945  Erigeron foliosus R. G. Swinney 2009-11-16 11623 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  SEINET10866181  Eriobotrya japonica David B. Dunn 1971-8-11 Dunn 18092 Los Angeles Cultivated plants at 4911 pasadena ave. Terrace, loquat Comment
  UCR125932  Eriodictyon crassifolium var. nigrescens A. C. Sanders, Mark Elvin 2002-6-19 25193 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
  RSA253133  Eriodictyon traskiae Gary D. Wallace, M. Haefs 1975-3-23 1409 Los Angeles Santa Catalina Island above road from Avalon ca. 1/8 mi. S of Haypress Reservoir. 412 Comment
  SD72756  Eriodictyon traskiae F. R. Fosberg 1931-4-23 S 4697 Los Angeles Headwaters of Swains Canyon, northeast slopes of Black Jack Mountain; Santa Catalina Island. 349 Comment
  CATA299  Eriodictyon traskiae subsp. traskiae Mark L. Hoefs 1973-6-5 319 Los Angeles Santa Catalina Island: By upper White's Landing Road 411 Comment
  POM296759  Eriodictyon trichocalyx Lyman Benson 1945-5-11 11688 Los Angeles Indian Hill, Claremont. Pacific Slope Drainage Area. 396 Comment
  RSA774179  Eriodictyon trichocalyx R. G. Swinney 2009-7-22 11334 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek. 1585 Comment
  RSA777869  Eriodictyon trichocalyx R. G. Swinney 2009-6-12 11122 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  RSA595540  Eriodictyon trichocalyx var. trichocalyx Alan Prather 1993-5-17 1355 Los Angeles Angeles National Forest, along Glendora Mountain Road, 27.4 km N of the intersection with Boulder Springs drive (just S of the entrance to the National Forest). Comment
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Oct 29 2014
  CAS-BOT-BC248475  Eriogonum angulosum Carl B. Wolf 1932-10-21 4362 Los Angeles One-half mile east of Palmdale, Mojave Desert 807 Comment
  IRVC28169  Eriogonum angulosum June Latting 1976-10-6 s.n. Los Angeles Mountain foothills/Mojave Desert: Bob's Gap and Valyermo Road Transverse Ranges, San Gabriel Mountains 1250 Comment
  UCR213546  Eriogonum angulosum Michael Honer 2003-7-8 1844 A Los Angeles Transverse Range, Liebre Mountains, Tapia Canyon area, c. 2-3 air miles west of I-5 Freeway junction with Ridge Route Rd. 549 Comment
  RSA0013639  Eriogonum baileyi Orlando Mistretta, Youssef Atallah 2011-8-16 6037 Los Angeles Aliso Canyon, 0.8 miles south of junction of Aliso Canyon Road and Angeles Forest Highway. 1295 Comment
  RSA578119  Eriogonum baileyi var. baileyi Tim S. Ross, S. D. Boyd 1994-9-20 8234 Los Angeles 2 miles NW of Acton: sandy wash, S side of intersection Escondido Canyon Road and Red Rover Mine Road. 884 Comment
  RSA763579  Eriogonum cinereum Doris Bowers 1972-7-13 1861 Los Angeles Lunada Bay, Palos Verdes Pen. 1 Comment
  UCD99813  Eriogonum cinereum Kenneth A. Wilson 1961-3-5 941 Los Angeles Santa Monica Mountains. Mulholland Highway, 2 miles west of Las Virgenes Road. Comment
  RSA0012414  Eriogonum cithariforme var. agninum Orlando Mistretta, Christine Mistretta 2011-6-16 5696 Los Angeles Northern edge of San Gabriel Mountains, Along Southern California Edison transmission line corridor, 0.5 air miles N of Aliso Canyon Rd. 1141 Comment
  RSA776549  Eriogonum davidsonii Orlando Mistretta, Christine Mistretta 2010-6-15 5322 Los Angeles Upper Big Tujunga canyon; Lynx Gulch. Along Lynx Gulch Road, 0.44 road miles N of junction with Upper Big Tujunga Canyon Road. 1018 Comment
  SEINET9367351  Eriogonum davidsonii Unknown 2008-7-15 9194 Los Angeles Winston Peak Comment
  RSA766449  Eriogonum elongatum Joseph A. Ewan 1927-9-20 1514 Los Angeles Near ridge Higgins Canyon, Santa Monica Mts. 305 Comment
  UCR271198  Eriogonum elongatum var. elongatum R. G. Swinney 2011-11-1 15944 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
  RSA393492  Eriogonum elongatum var. elongatum Wm. Martin 1971-10-21 s.n. Los Angeles Vasquez Rocks, vicinity of Agua Dulce. Comment
  LA206778  Eriogonum fasciculatum M. Zaitlin; 1951-3-17 sn Los Angeles San Gabriel Mountains, Angeles Crest Highway 761 Comment
  LA25966  Eriogonum fasciculatum subsp. fasciculatum Judith Webb; 1955-4-2 sn Los Angeles Santa Monica Mountains, Fireroad below Mt. San Mary's College Comment
  RSA523834A  Eriogonum fasciculatum subsp. polifolium Tim S. Ross 1991-8-14 5793 Los Angeles San Gabriel Mountains: Pacifico Mountain Road, 3200 feet NW of Alder Saddle. 1768 Comment
  JEPS56974  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1931-8-11 Los Angeles Thompson Creek 376 Comment
  RSA65149  Eriogonum fasciculatum var. foliolosum F. W. Peirson 1919-7-3 513 Los Angeles San Gabriel Mountains: Lukens Peak 915 Comment
  UC1032051  Eriogonum fasciculatum var. foliolosum H. A. Jensen 1933-5-18 162 A Los Angeles near Ravenna (Soledad Canyon); Tujunga Quadrangle, Soledad Canyon Comment
  RSA0080722  Eriogonum fasciculatum var. polifolium R. G. Swinney 2010-5-12 12753 Los Angeles Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  SBBG151  Eriogonum fasciculatum var. polifolium R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UC150055  Eriogonum fasciculatum var. polifolium LeRoy Abrams 1902-6-30 2608 Los Angeles Mt. Wilson San Gabriel mountains, Mt. Wilson Comment
  UC1211145  Eriogonum giganteum Huron H. Smith 1912-5-29 5013 Los Angeles Summit Road Santa Catalina Isl. 213 Comment
  UC77569  Eriogonum giganteum Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC250310  Eriogonum giganteum var. giganteum L. R. Abrams; I. L. Wiggins 1931-7-4 321 Los Angeles White's [Whites] Landing, Santa Catalina Island Comment
  POM122070  Eriogonum gracile George B. Grant 1904-9-15 s.n. Los Angeles Pasadena. Comment
  UCR88680  Eriogonum gracile Scott D. White 1995-10-19 3697 Los Angeles Santa Susana Mtns, Above Chatsworth, +-0.1-0.4 air mi. north of Chatsworth Oaks Park (on Valley Circle Blvd), 0.7-1.0 air mi. SE of Chatsworth Peak 396 Comment
  POM18224  Eriogonum gracile var. gracile P. A. Munz 1923-10-7 7787 Los Angeles Newhall. Comment
  UCR113688  Eriogonum gracile var. gracile L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mtns, Doe Flat, Graveyard Canyon 823 Comment
  RSA567258  Eriogonum gracile var. gracile Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-27 3869 Los Angeles Liebre Mountain: N slope, between Horse Camp Canyon and Robinson Canyon. 1473 Comment
  RSA656200  Eriogonum gracile var. gracile Joseph M. Keefe 1977-6-11 22188 Los Angeles Verdugo Mountains: Shoulder of Foothill Boulevard near Tujunga Wash, Sunland. Comment
  RSA680179  Eriogonum gracillimum Scott D. White 2003-6-8 9500 Los Angeles Near Lake Los Angeles. North of Avenue O and east of 150th St. E. 802 Comment
  RSA729785  Eriogonum heermannii var. heermannii R. G. Swinney 1999-8-16 7635 Los Angeles San Gabriel Mtns: Grandview Canyon, c. 1/4 mile north of All Nations Camp and Big Pines Highway. 1732 Comment
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Jul 24 2016
  RSA772382  Eriogonum maculatum R. G. Swinney 2009-5-12 10748 -B Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  SBBG126177  Eriogonum maculatum R. G. Swinney 2008-6-17 9020 Los Angeles 2.3 mi N of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  UC205970 Image available Eriogonum microthecum var. johnstonii I. M. Johnston 1917-9-16 1726 Los Angeles w spur Baldy; San Antonio Mountains; San Antonio Mts. 2743 Comment
  UCR153478  Eriogonum nudum R. F. Thorne 1969-7-9 38490 Los Angeles Transverse Ranges; San Gabriel Mtns., Angeles National Forest, slope of Table Mountain above Big Pines Ranger Station 2134 Comment
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Jan 19 2010
  RSA579570  Eriogonum nudum var. westonii Tim S. Ross, S. D. Boyd 1994-9-20 8242 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along Bouquet Canyon Road. 980 Comment
  SFV1017  Eriogonum pusillum M. L. Vincent 1962-5-7 235 Los Angeles San Gabriel Mountains 1 mile off main highway, 0.5 miles northwest of Valyermo. 1140 Comment
  SBBG64252  Eriogonum roseum R. Hoffmann 1927-9-21 Los Angeles Chandler's, Ridge Route (US Hwy 99) Comment
  RSA229065  Eriogonum saxatile Robert F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38912 Los Angeles San Gabriel Mountains, Angeles National Forest: S slope Table mountain above Big Pines 2119 Comment
  UCR223647  Eriogonum saxatile R. G. Swinney 2009-6-24 11263 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  RSA149777  Eriogonum saxatile Wesley O. Griesel 1961-6-29 s.n. Los Angeles San Gabriel Mountains: State Highway 2 near White Thorn Picnic Area 2287 Comment
  RSA300696  Eriogonum umbellatum subsp. minus James R. Shevock 1974-10-5 3878 Los Angeles About the summit of Mount Baden-Powell; Angelees Nat'l Forest 2866 Comment
  RSA0022254  Eriogonum umbellatum var. minus Duncan S. Bell, Caitlin Elam 2013-8-1 5552 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; above Columbine Spring. 2312 Comment
  UCR223182  Eriogonum umbellatum var. munzii R. G. Swinney 2009-7-22 11314 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  UCR210090  Eriogonum wrightii subsp. subscaposum R. G. Swinney 2008-8-13 9401 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  RSA529138  Eriogonum wrightii var. subscaposum Tim S. Ross, S. D. Boyd 1991-7-24 5626 Los Angeles San Gabriel Mountains, Granite Mountain vicinity: ridge NNE of Granite Mountain. 1866 Comment
  RSA729849  Eriogonum wrightii var. subscaposum R. G. Swinney 1998-9-4 6922 Los Angeles San Gabriel Mtns.: NW of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  CAS-BOT-BC297912  Eriophyllum confertiflorum Geo. B. Grant 1902-6-26 4162 Los Angeles Mt Lowe Comment
  RSA545329  Eriophyllum confertiflorum Timothy S. Ross 1992-4-14 6156 Los Angeles San Clemente Island. Central E side of island; just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  RSA0113216  Eriophyllum confertiflorum Steven A. Junak 2000-5-19 SCa- 1316 Los Angeles Santa Catalina Island. N-facing slope overlooking Button Shell Beach, on N side of ridge between Button Shell Camp & White's Landing, just W of powerline route. 165 Comment
  RSA311402  Eriophyllum confertiflorum var. confertiflorum Cheryl A. Lawson 1971-6-26 403 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Tujunga Canyon. Comment
  SBBG12918  Eriophyllum confertiflorum var. confertiflorum E. R. Blakley 1958-5-9 2274 Los Angeles ca. 2 mi E of Gorman 1097 Comment
  SEINET11850698  Eriophyllum confertiflorum var. laxiflorum J. F. Bright, Wyman, C. 1933-1 8345 Los Angeles Boquet Canyon Comment
  CAS-BOT-BC308341  Eriophyllum nevinii Marcus E. Jones 1926-9-9 s.n. Los Angeles San Clemente Island Comment
  RSA250667  Eriophyllum pringlei R. F. Thorne, J. P. Simon, John Dourley, H. Caulfield 1970-5-1 39536 Los Angeles Mojave Desert: Along road to Valyermo ca. 1 mile east of Pallett Ranch at foot of grade north of Pinyon Pine Ridge in Shoemaker Canyon. 1402 Comment
  RSA725208  Eriophyllum pringlei Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -58 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  UCD103068  Erodium botrys Daryl Koutnik 1978-3-3 s.n. Los Angeles Terminal Way and Earle St. on Terminal Island in San Pedro. 3 Comment
  RSA533975  Erodium brachycarpum Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5191 Los Angeles San Clemente Island, southeast portion of the island, low saddle 800 ft NNW of Guds (888 ) marker. 232 Comment
  SBBG98076  Erodium brachycarpum T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5191 Los Angeles Twin Dams, pond at W of the two earthen dams, and mesic inlet draw 473 Comment
  UCR107801  Erodium cicutarium Matilda Low 1997-3-13 18 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges) NW corner of Mills Ave. and Foothill Blvd. 412 Comment
  UCR125392  Erodium cicutarium A. C. Sanders, Mark Elvin 2003-3-5 25741 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Exon Mesa,' due south of large trailer park on Hwy 126, just SE of confluence of Castaic Creek and Santa Clara River 335 Comment
  UCR260011  Erodium cicutarium R. G. Swinney 2010-5-7 12607 Los Angeles San Gabriel Mountains, Lake View Terrace, Oliver Canyon mouth, west of debris basin, 0.35 air miles north of I-210 Fwy, NW side of jct. of 'BP and L Rd' and Jimenez St./Dominica Ave. 378 Comment
  SD113961  Erodium cicutarium Darley F. Howe 1915-1 45 Los Angeles Claremont Comment
  SD51920  Erodium cicutarium Peter H. Raven 1962-4-9 17136 Los Angeles San Clemente Island; Wilson Cove. 60 Comment
  UCD103161  Erodium cicutarium Gerald Dickinson 1962-4-3 7 Los Angeles Pierce College, Woodland Hills. 243 Comment
  RSA70496  Erodium macrophyllum F. W. Peirson 1918-5-5 2024 Los Angeles along road to [Brents] on the Malibu, Santa Monica Mts. Comment
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Jun 21 2018
  UCR48938  Erodium moschatum A. C. Sanders 1987-7-22 7153 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  POM12313  Erodium moschatum F. L. Robinson 1921-5-9 77 Los Angeles Claremont. Comment
  POM19141  Erodium moschatum P. A. Munz 1923-4-9 6665 Los Angeles San Clemente Island, east coast. Comment
  RSA512060  Erodium moschatum Louis C. Wheeler 1967-5-13 9505 Los Angeles San Gabriel Mountains; mesa between Little Dalton and Englewild canyons. 373 Comment
  CAS-BOT-BC40776  Erysimum capitatum Timothy S. Ross 1994-5-31 7979 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain. Upper northerly slope of major flat topped ridge. 2048 Comment
  RSA0056534  Erysimum capitatum Orlando Mistretta 1992-5-16 17 Los Angeles Vicinity of Big Pines; Head of Swarthout Valley; Mountain High Ski area, San Gabriel Mountains region. Comment
  RSA653881  Erysimum capitatum var. capitatum Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 797 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 488 Comment
  SBBG91997  Erysimum capitatum var. capitatum M. N. Ackley -May-1926 130 Los Angeles Ranger Station, Big Tujunga 511 Comment
  UCD114999  Erysimum capitatum var. capitatum Daryl Koutnik; Bruce Holguin 1978-4-1 213 Los Angeles south side of Sierra Highway and east of Anthony Road. 883 Comment
  RSA303596  Erysimum capitatum var. capitatum J. R. Shevock 1970-3-7 22 Los Angeles Big Tujunga Canyon 610 Comment
  POM418  Eschscholzia caespitosa Otis Hiatt 1916-3-16 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  RSA656477  Eschscholzia caespitosa Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 728 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 518 Comment
  RSA433637  Eschscholzia caespitosa Edwin Kline 1925-4-26 s.n. Los Angeles Arroyo Seco, San Gabriel Mountains. Comment
  SDSU844  Eschscholzia ramosa R. M. Beauchamp 1967-1-28 149 Los Angeles Growing in a field one mile north of China Point on seaward slope. San Clemente Island. Comment
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May 16 2008
  LA34240  Eucalyptus globulus Peter H. Raven; 2013-6-29 13733 Los Angeles Santa Monica Mountains, near planted grove, Elysian Park 198 Comment
  CHSC95746  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, west next to Brand Canyon Cemetery. North of the Debris Basin. At end of road. 287 Comment
  UCR91385  Eucalyptus viminalis Scott D. White 1995-3-15 2576 Los Angeles South Coast, Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon Road, SW of Malibu Civic Center Way 91 Comment
  RSA0080966  Eucrypta chrysanthemifolia R. G. Swinney 2010-4-28 12404 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
  RSA595007  Eucrypta chrysanthemifolia Mark Hoefs, Robert F. Thorne 1996-4-6 2636 Los Angeles Santa Catalina Island. End of Renton Mine Road. 268 Comment
  SFV12048  Eucrypta chrysanthemifolia D. L. Koutnik 1978-3-24 155 Los Angeles Santa Monica Mountains West side of Decker Road, south of Carlisle Road. 488 Comment
  UCR271913  Eucrypta chrysanthemifolia R. G. Swinney 2010-3-24 12079 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  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
  RSA589178  Eucrypta chrysanthemifolia var. bipinnatifida Tim S. Ross 1991-4-28 4774 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  OBI69243  Eucrypta chrysanthemifolia var. chrysanthemifolia John Knapp, Denise Knapp 2003-4-13 21 Los Angeles Catalina Island; 3687871.928N x 377624.177E 64 Comment
  SBBG128302  Eucrypta chrysanthemifolia var. chrysanthemifolia M. L. Hoefs 1991-4-8 1053 Los Angeles upper Avalon Cyn, below Wrigley Memorial, near drainage channel 143 Comment
  SBBG66015  Eucrypta chrysanthemifolia var. chrysanthemifolia S. A. Junak with M. L. Hoefs, L. Stratton 1998-3-21 SCa 490 Los Angeles W side of Cape Cyn, S of Black Jack Pk 475 Comment
  RSA420819  Eucrypta chrysanthemifolia var. chrysanthemifolia Anstruther Davidson 1897-04 s.n. Los Angeles Eaton Canyon Comment
  OBI35591  Euphorbia lathyris Rebecca Cicoria 1981-5-17 38 Los Angeles Landslide area off Narcissa Dr in Portuguese Bend, Rancho Palos Verdes Comment
  RSA0036837  Euphorbia peplus Stephen Hill 1981-2-20 17 Los Angeles E. end of Building 3 on Cal Poly Pomona Campus. Comment
  RSA662125  Euphorbia peplus Daniel Curran 1981-1-19 22 Los Angeles Cal Poly Pomona Campus under breezeway between the science buildings. Comment
  UCD142793  Euphorbia serpillifolia Louis C. Wheeler 1967-6-16 9858 Los Angeles San Gabriel Mountains. Millard Canyon. North side of Sunset Ridge under power line. 579 Comment
  CDA4878  Euphorbia terracina T. C. Fuller 1971-7-2 19910 Los Angeles University of California Botanic Garden, Westwood. Comment
  CAS-BOT-BC312239  Euthamia occidentalis J. Ewan 1930-9-15 5527 Los Angeles Ballona Creek at Playa del Rey Road Comment
  SBBG56674  Festuca microstachys R. Hoffmann 1931-5-3 Los Angeles San Francisquito Cyn Comment
  SEINET3196467 Image available Festuca microstachys R. G. Swinney 2009-4-2 10249 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert; Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road. (Valyermo 7.5' Q.) 1223 Comment
  UCR155136  Festuca microstachys A. C. Sanders 2005-5-5 29946 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, west edge of Cruzan Mesa, north of Bench Mark 'Plum 671 Comment
  SBBG119573  Festuca microstachys var. pauciflora S. D. White with K. Hughes 2000-5-17 7875 Los Angeles Soledad Cyn 579 Comment
  UCR167530  Festuca myuros Scott D. White, Brian Leatherman 2005-3-18 10803 A Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  SBBG98643  Festuca perennis T. Ross 1991-5-20 5359 Los Angeles uppermost reaches of the Wilson Cove Cyn drainage; 3300 ft NW of the 750ft Benchmark 141 Comment
  SEINET3245958  Festuca pratensis R. G. Swinney 2009-1 10857 Los Angeles Transverse Range; San Gabriel tns: Sulphur Springs Campground, streamside from campground to 300 m downstream (Waterman Mtn. 7.5') 1585 Comment
  RSA0088632  Ficus microcarpa R. E. Riefner Jr. 2015-7-19 15 -203 Los Angeles City of Carson, Dominguez Channel at Figueroa St. growing on S channel bank. 7 Comment
  RSA661024  Filago arizonica Orlando Mistretta 1992-4-5 167 Los Angeles Guds, San Clemente Island. Comment
  RSA585529  Filago californica Timothy S. Ross 1992-4-21 6233 Los Angeles W and SW of Horse Canyon Saddle; along an old roadcut (ultimately joining Lower Monroe Road) that marks the NW boundary of the San Dimas Experimental Forest. 1042 Comment
  RSA639563  Filago californica L. C. Wheeler 1967-5-18 9652 Los Angeles San Gabriel Mountains: Placerita Canyon, vicinity of Oak of the Golden Dream. 478 Comment
  SFV16498  Foeniculum vulgare K. Tajbakhsh 1996-4-13 26 Los Angeles California Channel Islands Catalina Island. Fisherman's Bay. 50 m outside of USC Marine Research Station. Comment
  UCR222996  Forestiera pubescens R. G. Swinney 2009-5-6 10656 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
  CAS-BOT-BC52561  Frangula californica subsp. californica F. A. M. 1936-5-20 14677 Los Angeles Sepulveda Canyon Comment
  SBBG26925  Frangula californica subsp. californica I. W. Clokey, B. Templeton -Dec-1929 4603 Los Angeles Mandeville Cyn 300 Comment
  POM49338  Frankenia grandifolia L. W. Nuttall 1920-6-3 s.n. Los Angeles Santa Catalina Island, on Pebble [Pebbly] Beach Comment
  LA205388  Frankenia salina J. Burtt Davy; October 1896 2948 Los Angeles Antelope Valley, near Rosamond Comment
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Jul 23 2014
  NY43176  Frankenia salina J. B. Walker 1995-6-7 1443 Los Angeles Santa Catalina Island, at Little Harbor 2 Comment
  SBBG128074  Frankenia salina B. E. Carter 2012-8-23 6999 Los Angeles Two Harbors at top of Catalina Harbor 1 Comment
  SEINET3151939  Frankenia salina L. Abrams 1902-6-9 2500 Los Angeles Playa del Rey Comment
  UCR150463  Frasera neglecta R. G. Swinney 1999-6-21 7393 Los Angeles San Gabriel Mtns., Boulder Canyon, upper end near Hwy 2 1854 Comment
  RSA464909  Fraxinus dipetala Albert J. Perkins 1914-5-2 s.n. Los Angeles Azusa to Rincon Trail. Comment
  RSA609139  Fraxinus dipetala Louis C. Wheeler 1932-6-18 835 Los Angeles San Dimas Canyon. 427 Comment
  SDSU8503  Fraxinus dipetala D. F. Howe 1948-5-4 1789 Los Angeles Bouquet Canyon, western San Gabiel Mts. 853 Comment
  SFV21070  Fraxinus dipetala L. Gross 2001-3-25 354 Los Angeles Verdugo Mountains Off Verdugo Crestline Drive, dirt road that is north of the 210 Freeway in the northwest section of the mountains, just east of Sunland exit offramp. You can get on this fire road from the west at Topley Lane and Newhome Ave. off of Foothill Blvd in Sunland. 488 Comment
  CATA3531  Fraxinus uhdei Peter J. Dixon 2017-9-13 098 Los Angeles Santa Catalina Island: Channel side; Emerald bay area at Corsair Yacht Club, planted and naturalizing in drainage, canyon bottom area 10 Comment
  UCR206422  Fremontodendron californicum subsp. californicum R. G. Swinney 2008-6-4 8946 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, c. 100 m SW of park headquarters/nature center 1470 Comment
  CAS-BOT-BC130254  Fritillaria biflora Louis C. Wheeler 1932-3-6 453 Los Angeles Near mouth San Dimas Canyon, San Gabriel Mts. 426 Comment
  UCR259913  Fumaria officinalis R. G. Swinney 2010-3-16 11956 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  JEPS7038  Galium andrewsii subsp. intermedium S. B. and W. F. Parish June 1887 1896 Los Angeles Elizabeth Lake Comment
  IRVC26189  Galium angustifolium A. C. Sanders 2003-6-19 26973 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  RSA0049485  Galium angustifolium Richard G. Swinney 2010-5-7 12616 Los Angeles San Gabriel/Verdugo Mountains; Tujunga Valley, 150m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/south fork of Big Tujunga Wash. 357 Comment
  UCR258922  Galium angustifolium R. G. Swinney 2010-5-7 12616 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
  HSC19778  Galium angustifolium subsp. angustifolium David Porter 1965-5-11 Los Angeles Simi Hills, 1 mi. N of Chatsworth 351 Comment
  RSA587046  Galium angustifolium subsp. angustifolium Orlando Mistretta, Mark A. Elvin 1995-5-10 1690 Los Angeles San Gabriel Mtns. Bare Mtn Canyon. Head of W fork. 1738 Comment
  RSA486468  Galium angustifolium subsp. nudicaule Richard Noyes 1988-7-30 601 Los Angeles Claremont; foothills of the San Gabriel Mts; 200 meters east of Thompson Creek Dam. 500 Comment
  RSA584969  Galium angustifolium var. angustifolium Tim S. Ross, Steve D. Boyd 1990-6-1 2759 Los Angeles San Gabriel Mountains, Moody Canyon (a.k.a. 'The Toilet Bowl of Death'): draining northward from Messenger Flats and Mt Gleason. 1159 Comment
  SBBG105351  Galium aparine R. M. Beauchamp 1976-5-22 4117 Los Angeles S side of cyn below Lemon Tank Comment
  RSA0016925  Galium aparine Roxanne Smith 1991-5-12 28 Los Angeles Hills about 0.6 mile south-east of Golden Springs and Diamond Bar Blvd. Comment
  RSA527651  Galium aparine Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4370 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CATA691  Galium catalinense Mark L. Hoefs 1991-4-26 1184 Los Angeles Santa Catalina Island: Bluff southeast of Pebbly Beach, between Edison power plant and City dump 88 Comment
  POM155741  Galium catalinense subsp. catalinense M. B. Dunkle 1928-4-10 1820 Los Angeles Johnson's Canyon, Santa Catalina Island. Comment
  POM367804  Galium catalinense subsp. catalinense F. R. Fosberg 1931-3-27 S- 4418 Los Angeles Pebble [Pebbly] Beach Road, Santa Catalina Island. 15 Comment
  JEPS56038  Galium johnstonii Lauramay T. Dempster and Clare Hardham 1965-6-16 4118 Los Angeles Angeles Crest Hwy just s Upper Chilao Recreation Area; San Gabriel Mountains Comment
  JEPS56040  Galium johnstonii Lauramay T. Dempster and Clare Hardham 1965-6-20 4156 Los Angeles 3.5 mi nw Big Pines (on road to Valyermo, n side mountains); San Gabriel Mts. 1798 Comment
  RSA133741  Galium nuttallii Peter H. Raven 1959-4-4 s.n. Los Angeles Just east of Zuma Beach, Point Dume. 15 Comment
  UCSB12411  Galium parishii Dearing, Hugh; Dearing, Margaret 1932-07 Los Angeles San Antonio Peak 3048 Comment
  UCR101753  Galium parisiense L. C. Wheeler 1967-6-26 9879 Los Angeles San Gabriel Mtns, Elsmere Canyon 466 Comment
  SEINET13387031 Image available Galium porrigens R. G. Swinney 2011-1 15734 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 (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  RSA527605  Galvezia speciosa Steve D. Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4430 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCR147279  Galvezia speciosa Orlando Mistretta 1992-4-5 141 Los Angeles Channel Islands, San Clemente Island, [Triangulation Point] Guds Comment
  SBBG32047  Gambelia speciosa R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -272 Los Angeles S side of White's Landing Comment
  RSA0115752  Gamochaeta pensylvanica R. G. Swinney 2011-3-29 14246 Los Angeles San Gabriel Mts.; Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel. 366 Comment
  SFV4406  Gamochaeta ustulata J. Turner, F. M. Ball 1963-5-15 s. n. Los Angeles Westwood. University of California campus. Plant physiology area. Comment
  UCR270538  Garrya flavescens R. G. Swinney 2011-7-21 15528 Los Angeles San Gabriel Mountains, Strawberry Peak summit 1879 Comment
  RSA588964  Garrya flavescens var. pallida Orlando Mistretta 1994-6-8 1345 Los Angeles San Gabriel Mtns, Little Rock Creek, unnamed drainage draining N slope of Bare Mtn. 1585 Comment
  RSA611526  Garrya veatchii Louis C. Wheeler 1968-10-5 s.n. Los Angeles San Gabriel Mountains: Rincon Canyon at Pine Mt. Truck Trail. 762 Comment
  RSA719732  Garrya veatchii R. G. Swinney 1996-8-7 5214 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown's Flat 1317 Comment
  UCR209921  Gayophytum R. G. Swinney 2008-7-25 9303 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
  UCR210161  Gayophytum R. G. Swinney 2008-8-13 9384 Los Angeles San Gabriel Mtns., east fork of Icy Springs drainage, tributary of Big Rock Creek, 0.3 mi. SE of Big Rock Creek Rd. 1805 Comment
  LA33617  Geranium carolinianum Henry J. Thompson; 1959-4-19 1955 Los Angeles SANTA MONICA MOUNTAINS, Mulholland Hwy, 1 mi W of Las Virgenes Rd, Malibu Creek drainage. 259 Comment
  RSA127944  Geranium carolinianum H. J. Thompson 1959-4-19 1955 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Road, Malibu Creek drainage. Santa Monica Mountains. 274 Comment
  UCR205133  Geranium carolinianum R. G. Swinney 2008-4-30 8695 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 341 Comment
  RSA390990  Geranium carolinianum Anstruther Davidson 1890-04 s.n. Los Angeles [No location information on label.] Comment
  UCR178169  Geranium rotundifolium LeRoy Gross 2000-9-9 272 Los Angeles Western Transverse Range; Santa Monica Mtns., Rustic Canyon 183 Comment
  CAS-BOT-BC539374  Gilia R. G. Swinney 2008-5-8 8791 Los Angeles San Gabriel Mtns: West Fork Punchbowl Canyon near north boundary of Devils Punchboal Co. Park, 0.6. mi SW of Big Rock Creek Rd 1263 Comment
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Aug 14 2017
  RSA598847  Gilia Steve Boyd, T. S. Ross 1997-3-21 9220 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  SD262347  Gilia R. G. Swinney 2011-5-12 14676 Los Angeles San Gabriel Mountains: east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Cyn. Rd., 0.5 mi west of angeles Forest Hwy (Pacifico Mtn 7.5'Q) 1182 Comment
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Dec 7 2018
  SBBG121876  Gilia achilleifolia subsp. achilleifolia A. Parikh, N. Gale 2005-6-15 778 Los Angeles Portal Ridge, 1.1 km N of intersection of N2/Johnson Rd, 1.6 km E of intersection of N2/Munz Ranch Rd 1100 Comment
  CHSC95509  Gilia angelensis LeRoy Gross; Valerie Soza 2003-5-15 905 Los Angeles Transverse Ranges; Verdugo Mountains region: Northwest side of mountains: North of La Tuna Canyon road, started at end of Elben Ave. Climbed north to ridgetop, south of McDonald Creek, then east along ridgeline, then we came back down into a small canyon at the end of Elben Place, just east of where we started. UTM Zone: 3789794N, 0376930E. 518 Comment
  UCR125424  Gilia angelensis A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25691 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along dirt road on eastern slopes below 'Grapevine Mesa,' 1.75 mi. ESE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  RSA470105  Gilia angelensis Thekla Mohr 1897-03 s.n. Los Angeles San Gabriel, So. Calif. Comment
  RSA0118854  Gilia brecciarum subsp. brecciarum A. C. Sanders 2007-4-19 33467 Los Angeles Tehachapi Mtns. Foothills: hills north of Oso Canyon and south of the National Cement Plant. 1006 Comment
  RSA470176A  Gilia cana subsp. cana Anstruther Davidson 1906-06 s.n. Los Angeles Big Rock Creek. Comment
  RSA746893  Gilia capitata R. G. Swinney 2005-4-9 8209 Los Angeles San Dimas, Sycamore Canyon 396 Comment
  SEINET4044462  Gilia capitata D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  LA200748  Gilia capitata subsp. abrotanifolia A. M. Johnson; 1934-3-16 4369 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  RSA470216  Gilia capitata subsp. abrotanifolia Anstruther Davidson 1895-5-6 s.n. Los Angeles Manzana. Comment
  RSA653687  Gilia capitata subsp. abrotanifolia Valerie L. Soza, Laura Moore 2000-5-10 869 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. from fire gate to powerlines to peak ''1936''. 518 Comment
  RSA470075  Gilia capitata subsp. abrotanifolia L. C. Wheeler 1932-5-27 768 Los Angeles San Gabriel Mountains. 1/4 mi W. of Thompson Creek Dam. 518 Comment
  UCR110588  Gilia inconspicua L. C. Wheeler 1963-5-5 8252 Los Angeles San Gabriel Mtns, Bear Creek, off West Fork San Gabriel River 549 Comment
  RSA756081  Gilia latiflora R. G. Swinney 1998-4-14 5985 Los Angeles Pinon Hills area, 1.1 mi. south of Ft. Tejon Rd. and 150 m west of 237th St.,W of Mescal Creek Canyon, Mescal Highlands. 1299 Comment
  UCR120575  Gilia latiflora Steven R. Hill, K. Kramer 2001-4-22 33337 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
  CAS-BOT-BC226327  Gilia latiflora subsp. davyi Cecil Hart 1927-4-10 s.n. Los Angeles Ridge route to Lancaster Comment
  UCR102535  Gilia latiflora subsp. davyi George K. Helmkamp, E. A. Helmkamp 1997-3-6 1355 Los Angeles Western Mojave Desert, west of Lancaster along Lancaster Rd, just south of California Poppy Preserve 793 Comment
  RSA0034448  Gilia latiflora subsp. davyi B. C. Templeton, I. W. Clokey 1930-4-8 1032 Los Angeles Mojave Desert, W of Lancaster. 400 Comment
  CAS-BOT-BC226398  Gilia latiflora subsp. latiflora Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9494 Los Angeles Highway between Adelanto and Lancaster Comment
  RSA229002  Gilia leptantha subsp. transversa R. F. Thorne, C. W. Tilforth 1971-6-30 40827 -A Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  SD53038  Gilia minor Peter H. Raven 1962-4-6 17108 Los Angeles 0.5 mile north of Pearblossom. 853 Comment
  RSA0012413  Gilia ochroleuca subsp. bizonata Orlando Mistretta, Christine Mistretta 2011-6-15 5694 -a Los Angeles Northern edge of San Gabriel Mountains, 0.6 air miles N of Aliso Cyn Rd,. 1078 Comment
  UCR129378  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1995-4-11 1621 Los Angeles San Gabriel Mtns, Santiago Canyon. W-draining slopes of Santiago Canyon c. 1 mi SW of the confluence with Little Rock Creek 1159 Comment
  RSA0017161  Gilia ochroleuca subsp. vivida F. W. Peirson 1929-7-1 8438 Los Angeles Mt. Pacifico: summit 2149 Comment
  CLARK-A1528-3516  Gilia splendens Art Whistler 1966-6-23 10 Los Angeles Big Pines Comment
  RSA469709  Gilia tricolor Amelia Eatherton 1930-05 s.n. Los Angeles Griffith Park. Comment
  POM97143  Githopsis diffusa subsp. diffusa P. A. Munz 1925-4-23 9436 Los Angeles San Gabriel Canyon. 488 Comment
  POM98120  Gnaphalium beneolens I. M. Johnston 1924-9-4 s.n. Los Angeles Arcadia. Comment
  RSA91758  Gnaphalium californicum F. W. Peirson 1919-1-26 235 Los Angeles Hills east of Rubio Canyon 548 Comment
  POM358813  Gnaphalium chilense F. R. Fosberg 1931-4-3 4470 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 2 Comment
  UC1349066  Gnaphalium palustre Robert F. Thorne 1966-6-2 36515 Los Angeles nne of Black Jack Mt. (margin of Echo Lake); Santa Catalina Island, Echo Lake 411 Comment
  RSA719755  Gnaphalium stramineum R. G. Swinney, Dave Larson 1996-7-17 5150 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half (grass portion) of the Browns Flat. 1320 Comment
  UCR188914  Grayia spinosa R. G. Swinney 1998-5-16 6104 Los Angeles San Gabriel Mountains/Mojave Desert, near Pinon Hills, west of Mescal Highlands, Graham Canyon, 0.3 mi. N of Panorama Way at Graham Cyn. Motorway, 2.0 mi. S of Ft. Tejon Rd. 1317 Comment
  UCR101208  Grindelia camporum var. bracteosa Steve Boyd, L. Raz 1997-6-18 9988 Los Angeles San Gabriel Mtns., Liebre Mountains, along Elizabeth Lake Road in Leona Valley, south of Portal Ridge, 5.1 rd. mi west of intersection with 90th St. W. 1055 Comment
  CAS-BOT-BC305262  Grindelia hirsutula Alice Eastwood 1919-7-4 9303 Los Angeles Santa Monica Canyon, Los Angeles Comment
  RSA527633  Guillenia lasiophylla Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4387 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  PASA1740  Haplopappus palmeri var. pachylepis Frank W. Peirson 1921-11-11 Los Angeles Lower part of Bouquet Canyon 426 Comment
  UC891994  Hazardia squarrosa var. grindelioides Carl B. Wolf 1932-10-4 Los Angeles above Amphitheatre (Avalon); Santa Catalina Island, Avalon 30 Comment
  RSA674586  Hedypnois cretica Scott D. White 2000-5-6 7780 Los Angeles Puente Hills: City of Rowland Heights, 'Rancho Rincon de la Brea' near Bill Blevins Park. 213 Comment
  CAS-BOT-BC309440  Helenium puberulum Louis C. Wheeler 1931-8-22 14 Los Angeles Puddingstone Lake 259 Comment
  RSA771323  Helianthemum greenei R. F. Thorne, Sherwin Carlquist 1966-4-29 36316 Los Angeles Channel Islands: Santa Catalina Island. 381 Comment
  RSA441785  Helianthemum scoparium var. vulgare B. C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon. 300 Comment
  RSA441791  Helianthemum scoparium var. vulgare M. Bisbee 1917-5-3 s.n. Los Angeles Hills north side Eagle Rock Valley. Comment
  UCR260028  Helianthus annuus R. G. Swinney 2010-4-21 12322 Los Angeles San Gabriel Mountains, Pacoima, 0.4-0.6 miles north of Gavina Ave. in Pacoima Wash 457 Comment
  RSA0085069  Helianthus annuus L. C. Wheeler 1931-8-2 S 24 Los Angeles 2.5 miles NE of La Verne. 412 Comment
  RSA695715  Helianthus annuus Keith E. Hoffmaster 1927-10-15 s.n. Los Angeles Santa Ana. Comment
  SFV4469  Helianthus annuus P. M. Kennamer 1959-5-31 s. n. Los Angeles San Fernando Valley Northridge. Corner of Nordhoff Street and Collett Avenue. 274 Comment
  POM359982  Helianthus annuus subsp. lenticularis F. R. Fosberg 1930-6-23 S- 2970 Los Angeles Del Rey. 1 Comment
  LA200225  Helianthus gracilentus Jonathan Sauer; Frank Almeda 1975-9-18 5742 Los Angeles Santa Monica Mountains, Arroyo Sequit, Sequit Basin, W Santa Monica Mountains Comment
  RSA60232  Helianthus gracilentus G. R. Campbell 1950-4-17 14591 Los Angeles Escondido Canyon, on road to Malibu Lake, 7 miles from Hwy Alt. 101. 457 Comment
  RSA612165  Helianthus gracilentus L. C. Wheeler 1932-7-2 916 Los Angeles Ridge south of Brown's Flat; San Gabriel Mts. 1371 Comment
  UC881672  Heliotropium curassavicum F. R. Fosberg 1931-4-29 7166 Los Angeles mouth of Cottonwood Canyon; Santa Catalina Isl. 2 Comment
  CAS-BOT-BC310102  Hemizonella minima Joseph Andorfer Ewan 1932-6-15 7340 Los Angeles 1/2 mile above Horse Flats, Pine Flats Region, San Gabriel Mts. 1706 Comment
  RSA674557  Hemizonia fasciculata Scott D. White 2000-6-24 8092 Los Angeles Puente Hills: City of Rowland Heights, Rancho Rincon de la Brea near Bill Blevins Park. 213 Comment
  RSA696927  Hemizonia fasciculata J. Vlahos 1935-6-27 s.n. Los Angeles Santa Catalina Island, Isthmus. Comment
  UCR65220  Hemizonia fasciculata F. R. Fosberg 1931-5-21 S- 04930 Los Angeles Channel Islands, Santa Catalina Island, Parson's Landing 20 Comment
  POM360304  Hemizonia fasciculata Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Dimas Canyon. 457 Comment
  RSA627542  Hemizonia minthornii Sandy Leatherman, Brian Daniels 1998-5-8 6 Los Angeles Santa Monica Mountains: south of Woolsey Canyon Road approx. 1 mile down the existing dirt road. 365 Comment
  SBBG113076  Herniaria hirsuta var. cinerea S. A. Junak 1998-5-2 SCa 628 Los Angeles rd to East Pk, just SW of Pk 1245, ca. 0.85 air mi NW of East Pk 347 Comment
  UCR271160  Hesperoyucca whipplei R. G. Swinney 2011-7-8 15481 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  UCR27039  Heterocodon rariflorum T. P. Krantz 1980-7-3 s.n. Los Angeles San Gabriel Mtns., Horse Flats Campground 1768 Comment
  JEPS11806  Heterocodon rariflorum Frank W. Peirson 1921-6-14 1210 Los Angeles Trail Fork San Gabriel; San Gabriel Mountains 990 Comment
  HSC18661  Heteromeles arbutifolia C. S. Apperson 1967-6-24 Los Angeles 1/2 mi. up Stunt Canyon Rd. off of Mullholland Dr., Santa Monica Mtns. 457 Comment
  RSA188326  Heteromeles arbutifolia Robert F. Thorne, Percy C. Everett 1965-6-22 34920 Los Angeles Catalina Island. South of Avalon golf course. 91 Comment
  SFV3984  Heterotheca grandiflora K. A. Wilson 1963-10-24 1305 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, 0.5 miles northwest of Topanga Canyon Blvd. 245 Comment
  UCR213415  Heterotheca grandiflora A. C. Sanders, Dan S. Cooper 2010-3-12 37336 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR256851  Heterotheca grandiflora R. G. Swinney 2010-8-16 13564 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  RSA0075641  Heterotheca grandiflora Elbert Benjamine 1929-1-6 s.n. Los Angeles Between N Ave. 61 and Arroyo Seco, Los Angeles. Comment
  CAS-BOT-BC311261  Heterotheca sessiliflora subsp. echioides A. J. McClatchie No date on label s.n. Los Angeles Pasadena Comment
  SBBG63106  Heterotheca sessiliflora subsp. fastigiata R. Hoffmann 1928-9-23 Los Angeles Neenach Comment
  UCR129355  Heuchera elegans F. W. Peirson 1924-5-27 4639 Los Angeles San Gabriel Mtns., north slope, Strawberry Peak 1753 Comment
  UCR194174  Hieracium albiflorum R. G. Swinney 1998-7-29 6543 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  UCD133110  Hieracium argutum Michael Grayum; Daryl Koutnik 1978-8-1 1516 Los Angeles East of Castro Peak at end of Corral Canyon Road, Santa Monica Mountains. 853 Comment
  RSA733166  Hieracium argutum var. parishii R. G. Swinney 1998-8-1 6620 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  RSA641558  Hirschfeldia incana L. C. Wheeler 1967-5-29 9765 Los Angeles San Antonio Canyon, southwest of Spring Hill, between Dry Lake Canyon and Wildcat [Cat] Canyon. 884 Comment
  UCD115133  Hirschfeldia incana P. B. Kennedy 1918-8-1 s.n. Los Angeles Around High School. Comment
  RSA0016858  Holodiscus discolor Mary P. Walker 32 Los Angeles Burbank's Canyon. 305 Comment
  RSA630256  Holodiscus microphyllus Scott D. White, David E. Bramlet 1998-8-11 7039 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  SD186036  Hordeum brachyantherum A. C. Sanders 2003-4-16 26030 Los Angeles Newhall Ranch, south of Magic Mountain Parkway, near I-5 and golf course. 366 Comment
  UCR260362  Hordeum murinum R. G. Swinney 2010-6-21 13275 Los Angeles San Gabriel Mountains, Angeles National Forest, within 75 meters of Los Pinetos Spring, Los Pinetos Cyn., 0.18 miles N of Santa Clara Truck Trail via trail W of spring 902 Comment
  SEINET10605405  Hordeum murinum subsp. glaucum LeRoy R. Abrams 1903-4-11 Abrams 3243 Los Angeles Along streets, Inglewood. Comment
  POM352455  Hordeum murinum subsp. leporinum M. B. Dunkle 1939-4-5 7271 Los Angeles San Clemente Island: China Point, Pyramid Cove. Comment
  POM352463  Hordeum murinum subsp. leporinum Robert Gustafson 1978-6-1 979 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  CAS-BOT-BC532296  Horkelia cuneata var. puberula Alice Eastwood 1906-6-5 202 Los Angeles Glendale Comment
  RSA608456  Hydrocotyle sibthorpioides L. C. Wheeler 1946-9-2 6346 Los Angeles Los Angeles: University of Southern California Campus in front of Doheny Library, 36th St. and University Ave. Comment
  RSA453777  Hydrocotyle verticillata L. E. Hoffman 1931-11-16 s.n Los Angeles Malibu Creek Comment
  UC382613  Isocoma acradenia var. acradenia H. M. Hall 1919-10-21 Los Angeles Lancaster Antelope Valley Comment
  CAS-BOT-BC311666  Isocoma menziesii var. vernonioides Carl B. Wolf 1932-5-9 3432 Los Angeles Santa Catalina Island. 1/2 mi. from Avalon on road to Pebbly Beach 7 Comment
  RSA593767  Isopyrum occidentale Steve Boyd, Mike Wall 1996-4-4 8544 Los Angeles Liebre Mountains, Angeles National Forest, lower Ruby Canyon, along Ruby Canyon Road ca 0.85 mi east of the jtn with Lake Hughes Road., Upstream from the confluence of Ruby Canyon and Elizabeth Lake Canyon at the northwestern base of Red Mountain. 610 Comment
  CAS-BOT-BC324738  Iva axillaris Wesley O. Griesel 1962-5-28 s.n. Los Angeles On the road from Big Pines to Valyermo, San Gabriel Mts. 1524 Comment
  SBBG61163  Iva axillaris R. Hoffmann 1925-5-17 Los Angeles Castaic Comment
  UC32935  Iva axillaris subsp. robustior J. Burtt Davy May 9 1896-May 24 1896 2571 Los Angeles near Llano Verde; West Palmdale [Anaverde Creek, or Valley] Comment
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Sep 16 2015
  SEINET12323659  Jacaranda mimosifolia Unknown 1944-1 s.n. Los Angeles near Los Angeles Comment
  SBBG109144  Jepsonia malvifolia S. A. Junak 1997-10-20 SCl 966 Los Angeles southernmost cyn in Bryce Cyn complex 30 Comment
  SBBG96532  Jepsonia malvifolia M. C. Carroll 1990-9-29 3008 Los Angeles W of Lion's Head 60 Comment
  UCR153373  Juglans californica L. C. Wheeler 1967-7-6 9921 Los Angeles Transverse Ranges; San Gabriel Mountains region, San Dimas Canyon; Southeast east of San Dimas dam 457 Comment
  UCR205075  Juglans californica R. G. Swinney 2008-4-9 8620 Los Angeles San Gabriel Mtns., Glendora, Wildwood Canyon 329 Comment
  SACT002740  Juglans californica Louis Wheeler 1932-4-2 Los Angeles North slope, sedimentary formation. Santa Monica Mountains. Comment
  RSA0011173  Juglans californica var. californica Louis C. Wheeler 1936-6-6 4115 Los Angeles E side San Dimas Canyon near dam, San Gabriel Mountains. 457 Comment
  RSA0011174  Juglans californica var. californica Wesley O. Griesel 1986-4-28 s.n. Los Angeles Placerita Canyon, along trail between Headquarters and Walker Ranch. Comment
  UCR209193  Juglans hindsii A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37166 Los Angeles San Gabriel Valley, Arroyo Hondo, near the shooting range, 0.42 mi. due W of Rosemead Blvd., 0.26 mi. due S of Hwy 60 64 Comment
  RSA561586  Juglans regia Steve Boyd 1993-6-10 8185 Los Angeles Western San Gabriel Mountains, N of Sylmar and S of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along the Los Pinetos Fire Road (3N76) just upslope from water tank at Los Pinetos Spring. 915 Comment
  UCR125963  Juncus balticus A. C. Sanders, Mark Elvin 2002-6-19 25152 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River 305 Comment
  RSA368154  Juncus bufonius L. C. Wheeler 1932-5-17 722 Los Angeles Santa Monica Mountains: Garapito Creek. 305 Comment
  RSA600304  Juncus bufonius var. bufonius L. C. Wheeler 1961-6-9 7846 Los Angeles Mouth of Alder Creek, off Big Tujunga Canyon 1051 Comment
  RSA628882  Juncus bufonius var. occidentalis L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  RSA368324  Juncus covillei F. R. Fosberg, Joseph A. Ewan 1931-8-12 5002 Los Angeles Windy Camp Spring, Mt. Islip 2287 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
  RSA368348  Juncus occidentalis L. C. Wheeler 1934-5-14 2594 Los Angeles Sunny seasonal stream in meadow near mouth San Dimas Canyon, San Gabriel Mtns. 441 Comment
  UCSB52778  Juncus patens Boutin, F. 1967-4-23 Los Angeles San Clemente Island: E side of island; next major drainageway and canyon SE of Lemon Tank Comment
  UCR125901  Juncus textilis A. C. Sanders, Mark Elvin, Julie M. Vanderwier, M. S. Enright 2002-6-26 25301 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south of Santa Clara River, above river gate into ranch 305 Comment
  RSA640888  Juncus tiehmii L. C. Wheeler 1967-8-2 10329 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  JEPS67131  Juncus xiphioides J. H. Barber 1898-8-5 Los Angeles Malibu Canyon Comment
  POM153334  Juncus xiphioides Phillip A. Munz, I. M. Johnston 1928-9-4 11174 Los Angeles San Gabriel Mountains: Rock Creek 1159 Comment
  UCR126616  Juncus xiphioides A. C. Sanders, Mark Elvin, Dave Fleitner 2003-8-6 27136 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara Riverbed, below confluence of Castaic Creek, east of Del Valle 280 Comment
  CAS-BOT-BC80987  Juniperus californica W. R. Dudley; F. H. Lamb 1896-6-6 4342 Los Angeles Edge of Antelope Valley near Neenach, Liebre Mountains Comment
  CAS-BOT-BC235759  Keckiella cordifolia Robert F. Thorne 1967-5-19 36894 Los Angeles Santa Catalina Islasnd: Lower Middle Ranch Canyon below Eagle's Nest 91 Comment
  CLARK-A1528-4212  Keckiella cordifolia John C. Roos 1942-5-23 1054 Los Angeles Santa Anita Canyon Comment
  SBBG31377  Keckiella cordifolia R. F. Thorne with P. C. Everett 1965-5-10 34427 Los Angeles Cape Cyn 289 Comment
  SBBG79213  Keckiella cordifolia F. R. Fosberg 1932-5-6 8114 Los Angeles cyn above Villa Park, Avalon Comment
  UC1870304  Keckiella cordifolia LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1060 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains:West side of Brand Canyon just a short distance above the cemetery. Near 34.18778N, 118.27461W. 307 Comment
  UCR242043  Kickxia spuria Dan S. Cooper 2012-7-12 712- 1 Los Angeles South Coast, Playa Vista 27 Comment
  UCR67863  Kochia californica David J. Keil, V. L. Holland, et al. 1987-4-30 20039 Los Angeles c. 1 mi west of Jct with California Rte 14 along c. Rte 138. Comment
  RSA714978  Koelreuteria bipinnata A. C. Sanders 2003-5-22 26812 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
  RSA616727  Lactuca serriola L. C. Wheeler 1966-8-20 8814 Los Angeles San Gabriel Mountains: Cabin Flat, Prairie Fork. Comment
  CAS-BOT-BC340757  Laennecia coulteri Steven A. Junak 1997-10-28 SCI- 981 Los Angeles San Clemente Island: Along N side of San Clemente Island Ridge Road, just N of Triangulation Point Rest, between the forks of Mosquito Canyon 408 Comment
  RSA601640  Lagophylla ramosissima subsp. ramosissima L. C. Wheeler 1967-6-26 9865 Los Angeles San Gabriel Mountains : Whitney Canyon, near mouth. 434 Comment
  POM1250  Lamarckia aurea B. Sanford 4 Los Angeles Claremont. Comment
  RSA87132  Lamarckia aurea F. W. Peirson 1918-04 1554 Los Angeles New York Drive, Altadena Comment
  SBBG12182  Lamarckia aurea P. H. Raven 1962-4-9 17156 Los Angeles near barracks, Wilson Cove 60 Comment
  SFV447  Lamarckia aurea P. G. Kilburn 1958-3-26 666 Los Angeles San Gabriel Mountains Just south of Castaic on US Highway 99, just north of Wayside Honor Ranch. Left fork of Tapia Canyon. 480 Comment
  SEINET10959809  Lamarckia aurea Camp 1912-6-10 CAMP s.n. Los Angeles Claremount. Comment
  RSA720158  Lantana montevidensis LeRoy Gross 2007-4-21 2649 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. Near 336 Comment
  CAS-BOT-BC412751  Lastarriaea coriacea Geo. B. Grant 1904-5-14 6218 Los Angeles Playa del Rey Comment
  CAS-BOT-BC338144  Lasthenia californica Geo. B. Grant Apr. 8 3849 Los Angeles Avalon, Santa Catalina Id Comment
  RSA598856  Lasthenia californica Steve Boyd, T. S. Ross 1997-3-21 9232 Los Angeles Liebre Mountains, Portal Ridge, upper Broad Canyon, ca. 1 mile east of VABM King and 1.2 miles east of the junction of Forest Service Roads 7N07 and 7N07A, along the ridgeline dividing Bleich Canyon and Broad Canyon. 1195 Comment
  SD8880  Lasthenia californica J. C. Nevins 1885-1 Los Angeles Los Angeles Comment
  RSA597814  Lasthenia californica L. C. Wheeler 1969-4-19 s.n. Los Angeles San Gabriel Mts; Placerita Canyon. 549 Comment
  SD66830  Lasthenia californica R. Mitchel Beauchamp 1967-3-17 254 Los Angeles San Clemente Island, slope east of Wilson Cove. Comment
  UC62980 Image available Lasthenia californica subsp. californica H. M. Hall 1902-5-3 3100 Los Angeles San Francisquito 457 Comment
  RSA92987  Lasthenia coronaria F. W. Peirson 1921-3-3 330 Los Angeles Arroyo Seco, near Pasadena 350 Comment
  SEINET3147833  Lasthenia glabrata subsp. coulteri L. Abrams 1903-4-10 3240 Los Angeles Ballona marshes, near Mesmer Comment
  UC53927  Lasthenia gracilis R. D. Williams 1902-2-12 Los Angeles Claremont 365 Comment
  UCD133796  Lasthenia gracilis Elise Jackson 1993-3-19 9 Los Angeles Placerita Canyon Nature Center, Walker Ranch. Top of dirt road, just inside gate. 548 Comment
  UCD106419  Lathyrus sulphureus Collector unknown 1923-5-22 262 Los Angeles Eaton Canyon trail, over Oak Flat. Comment
  UCSB8445  Lathyrus vestitus Haller, John 1950-3-26 Los Angeles San Gabriel Mtns., Little Dalton Canyon 457 Comment
  RSA405672  Lathyrus vestitus subsp. laetiflorus B. C. Templeton 1930-2-4 1436 Los Angeles Mandeville Canyon, Santa Monica Mountains; Lower Sonoran 200 Comment
  RSA406661  Lathyrus vestitus subsp. vestitus B. C. Templeton 1930-4-2 1412 Los Angeles Mulholland Dr., Northwest of Hollywood. Santa Monica Mountains. Comment
  UC1211098  Lathyrus vestitus var. alefeldii Huron H. Smith 1912-5-29 5030 Los Angeles trail to Summit Santa Catalina Island 365 Comment
  RSA405680  Lathyrus vestitus var. vestitus Robin S. Collins 1973-4-30 246 Los Angeles Angeles National Forest, San Gabriel Mountains, Trail Canyon, near light duty road which leads to beginning of pack trail. 610 Comment
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Nov 4 2008
  RSA406635  Lathyrus vestitus var. vestitus L. C. Wheeler 1934-3-24 2469 Los Angeles Liveoak Canyon, San Gabriel Mountains. 473 Comment
  UC284750  Lathyrus vestitus var. vestitus P. A. Munz 1923-4-10 6736 Los Angeles s of Lemon Tank (w coast San Clemente Island); San Clemente Island Comment
  RSA724458  Lavandula K. Dobry 1991-5-18 607 Los Angeles At 415 Stunt Rd. Santa Monica Mts. Cold Creek Cyn Comment
  UCR40704  Lavatera assurgentiflora Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22673 Los Angeles Channel Islands, San Clemente Island, Wilsons Cove 50 Comment
  RSA92283  Layia glandulosa F. W. Peirson s.n. Los Angeles Wash of Arroyo Seco, Pasadena Comment
  UCD133901  Layia glandulosa Isabelle Tavares; Valera Brinson 1962-4-16 273 Los Angeles near Palmdale, 2.7 miles east of Highway 6 on highway connecting with Angeles Crest Highway (Highway 2). Comment
  POM361672  Layia platyglossa subsp. campestris L. C. Wheeler 1932-4-2 555 Los Angeles Head of Mandeville Canyon, Santa Monica Mountains. 488 Comment
  SD90561  Layia platyglossa subsp. campestris Robert F. Thorne 1973-4-12 42948 Los Angeles San Clemente Island; Pyramid Cove at south end of island. Comment
  POM361680  Layia platyglossa subsp. campestris Fordyce Grinnell Jr 1910-05 s.n. Los Angeles Arroyo Seco, near Pasadena Comment
  RSA597142  Lemna minuta L. C. Wheeler 1961-2-28 7801 Los Angeles Santa Monica Mountains. Griffith Park, Ferndell. Comment
  RSA368973  Lemna valdiviana L. C. Wheeler 1932-10-14 1433 Los Angeles Rio Hondo. 58 Comment
  UCR231912  Lepidium appelianum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8026 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, c. 150 m W of Hwy and just S of Ave E 701 Comment
  RSA429961  Lepidium dictyotum Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  SBBG14469  Lepidium dictyotum E. C. Twisselmann 1962-4-10 6847 Los Angeles Ave A, 5.1 mi NW of Hwy 6 685 Comment
  CAS-BOT-BC89311  Lepidium flavum Timothy S. Ross 1991-4-28 4737 Los Angeles Mojave Desert. Ca. 940 m due west of the big butte of Three Sisters along shallow wash that runs NW toward Black Butte. 941 Comment
  RSA0091363  Lepidium fremontii R. G. Swinney 2011-4-1 14302 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  UCD115667  Lepidium fremontii M. Vincent 1962-5-19 244 Los Angeles One mile from Pearblossom turn off to Valyermo. Comment
  UC1584752  Lepidium lasiocarpum var. lasiocarpum Tim Ross and Annette Ross 1991-3-7 4142 Los Angeles Elephant Hills, w Pomona Pomona, Elephant Hills, San Dimas U.S.G.S. 7.5' Quad. 262 Comment
  RSA613518  Lepidium latifolium L. C. Wheeler 1976-8-4 s.n. Los Angeles Los Angeles River: East of the levee at Long Beach Boulevard, Long Beach. 4 Comment
  RSA158267  Lepidium latipes P. H. Raven 1962-4-12 17337 Los Angeles South of the Tomb 305 Comment
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Dec 24 2010
  RSA203065  Lepidium nitidum James Henrickson 1966-4-16 2259 Los Angeles Los Angeles Co., California; 14 miles east of Gorman along hwy 138 Comment
  JEPS53732  Lepidium perfoliatum Ralph Hoffmann 1929-4-27 Los Angeles near Redman (w Mohave Desert); Mohave Desert Comment
  SBBG133345  Lepidium strictum S. C. white, J. Green 2004-4-23 10229 Los Angeles Arroyo Seco at La Loma Rd bridge crossing; Pasadena 213 Comment
  CAS-BOT-BC60036  Lepidium virginicum var. menziesii Alice Eastwood 1906-6-5 205 Los Angeles Glendale. Comment
  CAS-BOT-BC60083  Lepidium virginicum var. menziesii Rev. M. C. Norris 1904-1-1 s.n. Los Angeles Burbank. Comment
  POM155618  Lepidium virginicum var. pubescens M. L. Bryan 1928-6-2 2 Los Angeles Mandeville Canyon, near Santa Monica Mts Comment
  SD69562  Lepidium virginicum var. pubescens Robert F. Thorne 1966-6-1 36484 Los Angeles Santa Catalina Island: near golf links, Avalon 29 Comment
  CAS-BOT-BC328081  Lepidospartum squamatum H. M. Hall 1919-10-22 s.n. Los Angeles Antelope Valley, NW of Mojave Station Comment
  RSA596503  Lepidospartum squamatum L. C. Wheeler 1966-11-19 9133 Los Angeles San Gabriel Mountains. Tunnel Bypass, 1/4 mi. upstream from Dutch Louie Camp, Pacoima Canyon. 716 Comment
  POM187691  Lepidospartum squamatum var. squamatum N. Dunn, J. Ewan 1931-12-6 5556 Los Angeles Higgins Canyon above Beverly Hills, Santa Monica Mountains Comment
  POM272160  Lepidospartum squamatum var. squamatum Lyman Benson 1933-11-12 5729 Los Angeles Westwood, Beverly Hills. 122 Comment
  POM65857  Leptosiphon ciliatus L. R. Abrams 1901-07 1900 Los Angeles Wilson's Peak. 1768 Comment
  POM364526  Leptosiphon ciliatus Anstruther Davidson 1892-6-14 s.n. Los Angeles Wilson's Peak Comment
  UCR160790  Lessingia filaginifolia David Charlton, Robb Fishman 1990-7-30 3909 Los Angeles Mojave Desert, Palmdale, corner of Ave. 'P' and Sierra Highway 797 Comment
  LA32100  Lessingia filaginifolia var. filaginifolia Peter H. Raven; Henry J. Thompson 1959-6-4 14332 Los Angeles Santa Monica Mountains, Point Dume 45 Comment
  RSA226088  Lessingia glandulifera var. glandulifera R. F. Thorne, C. W. Tilforth 1971-6-17 39901 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
  UCR153368  Lewisia rediviva var. minor LeRoy Gross, Valerie Soza 2003-6-10 1019 Los Angeles Transverse Ranges; San Gabriel Mountains region, Mount Baldy Trail from Baldy Village to summit of Mount San Antonio. South of West Baldy 2896 Comment
  CAS-BOT-BC272300  Leymus X multiflorus Le Roy Abrams 1902-6-10 2506 Los Angeles Playa del Rey Comment
  CAS-BOT-BC283775  Leymus cinereus Baily 1974-8-15 0526 Los Angeles Castaic Comment
  RSA295274  Leymus condensatus Leonid Enari 1962-11-1 LASCA- 479 Los Angeles Fish Canyon, near southern base of San Gabriel Mountains, c. 4 miles NW of Azusa. 762 Comment
  UC205749  Leymus triticoides I. Johnston 1917-5-13 Los Angeles El Monte; rail road embankment 114 Comment
  RSA707553  Lilium humboldtii subsp. ocellatum Naomi Fraga, LeRoy Gross, Anh Nguyen 2005-6-9 1586 Los Angeles Palmer Canyon north of Claremont. 701 Comment
  RSA713912  Lilium humboldtii subsp. ocellatum R. E. Riefner 2006-6-12 6 -236 Los Angeles Verdugo Mountains, N side of 210 Freeway, W ca. 0.6 mi from La Tuna Canyon Rd. exit. 488 Comment
  LA22074  Lilium parryi W. R. Ernst; May 1947 sn Los Angeles Little Cedar Canyon, Crystal Lake Comment
  UCR194569  Lilium parryi R. G. Swinney 1998-7-29 6529 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  UCR259249  Linanthus aureus R. G. Swinney 2010-6-1 13086 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
  POM364615A  Linanthus bigelovii L. C. Wheeler 1932-4-9 577 a Los Angeles Kings Canyon near Elizabeth Lake. 1037 Comment
  HSC17057  Linanthus californicus David Porter 1965-4-22 Los Angeles 1/2 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
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May 21 2014
  SEINET7042272  Linanthus ciliatus A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  UC125998  Linanthus dianthiflorus C. F. Baker 1904-3-18 4062 Los Angeles Claremont Comment
  UC23501  Linanthus dichotomus J. Burtt Davy May 9 1896-May 24 1896 2311 Los Angeles Llano Verde, West Palmdale Antelope Valley Comment
  SBBG64497  Linanthus parryae R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UC23756  Linanthus parryae J. Burtt Davy May 9-24 1896 2290 Los Angeles Antelope Valley Comment
  POM65867  Linanthus parryae H. M. Hall 1902-5-1 3049 Los Angeles Vicinity of Elizabeth Lake. 915 Comment
  UC52425  Linanthus parviflorus H. M. Hall 1902-5-2 3084 Los Angeles Pine Canyon, nw Los Angeles County Pine Canyon 1219 Comment
  LA50732  Lithophragma affine Carl Epling; March 1925 6046 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCR143303  Lithophragma affine Reid Moran 1941-3-6 682 Los Angeles Channel Islands, Middle Ranch Canyon, Santa Catalina Island 300 Comment
  SFV12418  Lithophragma affine D. L. Koutnik, J. G. Cuti 1978-4-12 345 Los Angeles Verdugo Mountains Near La Tuna Canyon. 610 Comment
  RSA479515  Lithophragma bolanderi Steve Boyd, T. S. Elias 1987-4-14 2054 Los Angeles San Gabriel Mountains, Rincon - Red Box Road, S of Rincon Forest Station, N. of Glendora Comment
  CHSC35330  Lithophragma heterophyllum James Henrickson 1973-5-12 4 Los Angeles Ca 6 (air) miles NE of La Canada, 3.1 (rd) miles N of N3, off Los Angeles Crest Hwy; in canyon along road, in granitic slopes of San Gabriel Mts. 1036 Comment
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Aug 22 2016
  SBBG109138  Lithophragma maximum S. A. Junak 1997-10-29 SCl 992 Los Angeles upper part of second cyn S of Camera Pad "Malo" 320 Comment
  RSA436329  Lobelia cardinalis subsp. graminea Anstruther Davidson 1893-8-13 s.n. Los Angeles Los Angeles. Comment
  SBBG19188  Logfia arizonica M. A. Piehl 1963-12-7 631075 Los Angeles point opposite Pyramid Head on SE tip of island 10 Comment
  JEPS20885  Logfia filaginoides Frank W. Peirson 1918-6-4 233 Los Angeles foothills e Rubio Canon; San Gabriel Mountains, Rubio Canon 609 Comment
  UC1595262  Logfia gallica Tim Ross and Peter Fritsch 1990-6-20 3623 Los Angeles near the confluence of the e and w forks San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  IRVC28996  Lolium perenne A. C. Sanders, Mark A. Elvin 2003-6-18 26940 Los Angeles along road on crest of range from Salt Canyon, north of head of El Toro Canyon, Newhall Ranch Santa Susana Mountains 854 Comment
  RSA582053  Lolium rigidum L. C. Wheeler 1933-6-24 1875 Los Angeles Sepulveda Blvd. at Los Angeles River, San Fernando Valley 198 Comment
  CAS-BOT-BC271185  Lolium temulentum G. B. Grant 1916-3-1 s.n. Los Angeles Pasadena Comment
  POM356971  Lolium temulentum F. R. Fosberg 1931-4-16 4661 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon 180 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
  SBBG112171  Lomatium C. Bornstein, B. Collins 1997-4-14 Los Angeles 0.7 mi E of Hwy 138 on N2, Liebre Mtns 1082 Comment
  RSA599876  Lomatium dasycarpum subsp. dasycarpum Steve Boyd, Lauren Raz 1997-5-6 9721 Los Angeles Liebre Mountains region: San Francisquito Canyon, west side of canyon at eastern end of Red Mountain ridge system, just north of confluence with Bee Canyon and 1.5 miles by road south of the Clearwater Canyon Truck Trail 6N24. 610 Comment
  UC1605197  Lomatium dissectum var. multifidum Tim Ross, Steve Boyd, and Peter Fritsch 1990-6-27 3874 Los Angeles between Horse Camp Canyon and Robinson Canyon (Liebre Mt.); Liebre Mts., Liebre Mt. Quad., Liebre Mt. 1475 Comment
  UC457263  Lomatium lucidum Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Comment
  RSA0105323  Lomatium lucidum R. F. Thorne, A. C. Gibson 1971-5-22 39739 Los Angeles San Gabriel Mts., Angeles National Forest. Fish Canyon. 305 Comment
  RSA0105324  Lomatium lucidum J. Bogdanoff-Lord 1989-5-21 19 Los Angeles Angeles National Forest: 3.9 miles NNE of the intersection of Base Line and Mills, Claremont, on west side of Mt. Baldy Road. Comment
  RSA598887  Lomatium nevadense var. parishii Steve Boyd, Timothy S. Ross 1997-3-21 9203 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  SEINET6041948  Lomatium utriculatum Unknown 1969-5-4 Los Angeles San Gabriel Mountains. Placerita Canyon. Comment
  CAS-BOT-BC240497  Lonicera hispidula Huron H. Smith 1912-5-31 5058 Los Angeles Pebble Beach Road, Santa Catalina Isl. 7 Comment
  SD153100  Lonicera hispidula var. vacillans Steven A. Junak 1996-7-24 SCI 652 Los Angeles San Clemente Island; Box Canyon, 1.2 miles inland from beach. 245 Comment
  UCSB8736  Lonicera interrupta Wedberg, H. 1958-7-24 Los Angeles North of tunnel on Angeles Forest Hwy., San Gabriel Mtns. Comment
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Feb 18 2015
  UC1080442  Lonicera interrupta E. K. Balls 1957-6-27 22654 Los Angeles Botanic Garden Claremont 396 Comment
  SFV13215  Lonicera subspicata W. M. Perry 1979-10-24 7 Los Angeles San Gabriel Mountains Cow Canyon, off Glendora Ridge Road on USFS Road 2N06. Comment
  CAS-BOT-BC234861  Lonicera subspicata var. denudata W. R. Dudley 1900-7-9 s.n. Los Angeles Mount Lowe, San Gabriel Mts. Comment
  POM4537  Lonicera subspicata var. denudata D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon, Claremont. Comment
  RSA188211  Lotus argophyllus subsp. ornithopus R. F. Thorne, P. C. Everett 1965-6-22 34900 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road 183 Comment
  RSA604393  Lotus argophyllus var. argenteus Sara L. Crockett, Steven A. Junak, Mark Hoefs, Janet Takara 1997-3-28 615 Los Angeles Santa Catalina Island. S of Two Harbors on Cat Harbor Road. 30 Comment
  RSA661088  Lotus argophyllus var. argenteus Orlando Mistretta 1992-4-5 200 Los Angeles Guds, San Clemente Island. Comment
  UC301920  Lotus argophyllus var. argenteus T. W. Minthorn Jul 1920 19 Los Angeles near Avalon; Catalina Island Comment
  RSA188542  Lotus crassifolius var. crassifolius R. F. Thorne 1965-8-26 35362 Los Angeles near top of Blue ridge SE of Holiday hill Ski lift; 2470 Comment
  RSA584389  Lotus dendroideus var. dendroideus T. S. Ross 1994-8-1 8184 Los Angeles Santa Catalina Island. Vicinity of Twin Rocks, 260m S of 940-ft peak; midway, and on E side of easternmost blue-line drainage to Goat Harbor. 264 Comment
  POM157980  Lotus grandiflorus var. grandiflorus M. B. Dunkle 1928-3-17 1749 Los Angeles Santa Catalina Island. Johnson's. 8 Comment
  RSA406157  Lotus heermannii F. R. Fosberg 1930-7-3 S- 3109 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA747551  Lotus humistratus R. G. Swinney 2008-4-17 8687 Los Angeles San Gabriel Mtns.: San Dimas, ridge between Sycamore and Shay canyons. 497 Comment
  RSA406254  Lotus procumbens var. procumbens B. C. Templeton 1933-5-16 5133 Los Angeles West Blue Ridge, Big Pines Park. 2088 Comment
  UCR223799  Lotus purshianus R. G. Swinney 2009-8-25 11472 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  SFV15582  Lotus salsuginosus R. K. Stachelek 1992-4-14 24 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park, along upper part of fire road. 520 Comment
  UCR204887  Lotus salsuginosus R. G. Swinney 2008-3-26 8573 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  IRVC26936  Lotus scoparius A. C. Sanders 2003-4-28 26087 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  UC1870289  Lotus scoparius var. scoparius LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1088 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  JEPS55875  Lotus strigosus A. M. Ottley 1920-5-5 599 Los Angeles Pasadena Comment
  RSA0112527  Lotus strigosus Richard G. Swinney 2010-5-21 12902 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
  RSA710800  Lotus strigosus LeRoy Gross 2005-5-3 2250 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  LA210571  Ludwigia peploides subsp. peploides Arthur C. Gibson; 2003-7-25 4939 Los Angeles 220 Comment
  UC865540  Lupinus I. W. Clokey and B. C. Templeton 1930-4-8 4633 Los Angeles San Francisquita Canyon 900 Comment
  UCR271091  Lupinus albifrons R. G. Swinney 2011-4-28 14524 Los Angeles San Gabriel Mountains, north of Glendora, ridge with old firebreak south of Persinger Cyn., from Glendora Mt. Road 0.7 mi. west to San Gabriel Cyn. Dam 963 Comment
  RSA0105014  Lupinus andersonii R. G. Swinney 2011-6-22 15269 Los Angeles San Gabriel Mountains: 1/4 mile north of entrance to Charlton Flat, 8 m west of Angeles Crest Hwy shoulder. 1659 Comment
  RSA0073367  Lupinus bicolor R. G. Swinney 2010-3-16 11962 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
  SFV4885  Lupinus bicolor M. H. Grayum 1971-5-3 s. n. Los Angeles Santa Monica Mountains Tapia Park. 152 Comment
  UC729806  Lupinus bicolor Carl B. Wolf 1932-5-10 3539 Los Angeles along ridge between summit of the Equestrian Trail and Mt. Shatto, Santa Catalina Island; Santa Catalina Island 335 Comment
  SD39034  Lupinus bicolor Edith A. Purer 1931-3-19 1511 Los Angeles El Segundo, established sand dune Comment
  POM350037  Lupinus bicolor subsp. microphyllus Freda Detmers 1931-3-12 13997 Los Angeles El Segundo. Comment
  CAS-BOT-BC196791  Lupinus breweri var. grandiflorus R. F. Thorne; C. W. Tilforth; et al. 1972-8-11 42213 Los Angeles San Gabriel Mts., Angeles National Forest: flat summit of Mt. Waterman 2407 Comment
  RSA474236  Lupinus chamissonis T. S. Clare 1929-2-15 s.n. Los Angeles El Segundo. Comment
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Jan 10 2016
  RSA187893  Lupinus concinnus Robert F. Thorne 1966-4-7 35946 Los Angeles Santa Catalina Island: Cherry Valley. 61 Comment
  RSA779257  Lupinus concinnus Pam De Vries 2011-5-4 7768 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 1 air mile WNW of the intersection of Avenida Rancho Tesoro and Tesoro del Valley Dr. (Santa Clarita) 502 Comment
  SBBG91849  Lupinus concinnus S. A. Junak 1978-4-15 SCa 018 Los Angeles N side of Cherry Cove, at Birdie Chester grave site 15 Comment
  UCR205835  Lupinus concinnus R. G. Swinney 2008-5-8 8786 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
  SBBG44121  Lupinus concinnus M. R. Benedict 1971-6-26 Los Angeles N of Wilson Cove Comment
  UCR43342  Lupinus elatus David Charlton 1986-6-15 265 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  CAS-BOT-BC310335  Lupinus excubitus R. C. Wenk; P. Hopkinson; M. Hammond; P. Brownsey 2008-3-26 723 Los Angeles Hungry Valley State Vehicular Recreation Area. Off Interstate-5, about 2 miles west of Gorman 1371 Comment
  RSA714383  Lupinus excubitus var. austromontanus T. S. Ross 1990-6-11 3380 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  UCR273177  Lupinus excubitus var. hallii R. G. Swinney 2011-5-6 14608 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  OBI19313  Lupinus excubitus var. johnstonii Wesley O. Griesel 1962-5-12 s.n. Los Angeles San Gabriel Mts, trail between Charleton Flats and Chilao camp 1524 Comment
  SD157643  Lupinus formosus Darley F. Howe Apr 1915 64 Los Angeles Claremont Comment
  RSA0072198  Lupinus formosus var. formosus Daisie Huang 2008-5-13 08051302 Los Angeles North Peace Valley Rd, outside entrance to Hungry Valley SVRA. 1236 Comment
  UCR274518  Lupinus formosus var. formosus Daisie Huang 2007-5-28 70528- 02 Los Angeles San Gabriel Mountains, Glendora Ridge Road 1330 Comment
  RSA414782  Lupinus formosus var. formosus James Clizbe 1930-5-6 16055 Los Angeles Griffith Park, Los Angeles. Comment
  RSA657450  Lupinus formosus var. formosus C. Schapiro 1979-5-28 29 Los Angeles Verdugo Mountains: On fire road at intersection of Haines Canyon Road and Day St., Tujunga 671 Comment
  RSA413671  Lupinus hirsutissimus Bonnie C. Templeton 1968-2-25 11396 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  SD253453  Lupinus latifolius subsp. latifolius R. G. Swinney 2011-6-23 15278 Los Angeles San Gabriel Mountains: Chileo Flat, along Chilao Creek 100-200 m south of Chilao Station (Chilao Flat 7.5'Q) 1570 Comment
  RSA611064  Lupinus latifolius subsp. latifolius L. C. Wheeler 1970-6-27 s.n. Los Angeles San Gabriel Mountains: Little Fish Fork, Fish Fork Camp. 2012 Comment
  CAS-BOT-BC211706  Lupinus longifolius C. B. Wolf 1931-5-14 2053 Los Angeles Wash along Beverly Blvd., west of Los Angeles Botanic Garden 121 Comment
  POM2423  Lupinus longifolius Crawford, Otis Hiatt 1916-3-28 703 Los Angeles Santa Monica Mts. Foothills near city Comment
  SEINET10485624  Lupinus longifolius Wolf 1941-7-2 WOLF 18992 Los Angeles Field collected from along hwy about 1 mi e of la crescenta. 488 Comment
  UCR125488  Lupinus microcarpus A. C. Sanders, Mark Elvin 2003-4-14 25971 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
  UCR274956  Lupinus microcarpus var. microcarpus Michael Honer, Rachel Woodard 2006-4-12 2183 Los Angeles Tehachapi Mountains area, Hills above Oso Cyn.; c. 1.5 miles NNW of Quail Lake, 2 miles west of cement plant rd. 1128 Comment
  CDA27553  Lupinus nanus M. K. Bellue, G. C. Fleischman 1945-10-8 Los Angeles San Fernando Soil Cons. nursery. 0 Comment
  UC1076227  Lupinus odoratus Herbert L. Mason 1926-4-26 3018 Los Angeles Little Rock Comment
  UC604835  Lupinus odoratus Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9489 Los Angeles between Roosevelt and Wilsonia Comment
  CAS-BOT-BC207246  Lupinus peirsonii Wesley O. Griesel 1962-6-27 s.n. Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  RSA87423  Lupinus polyphyllus subsp. bernardinus F. W. Peirson 1923-5-21 3520 Los Angeles Fish Canyon, San Bernardino Mountains 686 Comment
  RSA86954  Lupinus ruber F. W. Peirson 1921-5-18 2428 Los Angeles Palmdale, Antelope Valley Comment
  RSA414248  Lupinus shockleyi Christopher Davidson 1973-4-7 1909 Los Angeles Lucerne Valley, 33 miles from Apple Valley. 854 Comment
  RSA599819  Lupinus sparsiflorus subsp. sparsiflorus Steve Boyd, Lauren Raz 1997-3-31 9393 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain 914 Comment
  RSA0068441  Lupinus succulentus R. G. Swinney 2010-6-8 13212 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  UC917867  Lupinus succulentus Frank W. Gould 1944-3-26 2182 Los Angeles Palos Verde Hills; near Walteria Comment
  RSA213356  Lupinus succulentus Reid V. Moran 1941-3-2 666 Los Angeles Between Wilsons Cove and Howlands, Santa Catalina Island 25 Comment
  UC1922668  Lupinus truncatus Valerie Soza, Miriam Sidibeh 2003-3-26 1607 Los Angeles Transverse Ranges; Verdugo Mountains region; Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  UCR231800  Lupinus truncatus Darren T. Hasegawa 2007-4-8 s.n. Los Angeles San Gabriel Mtns, Eaton Canyon Park, Angeles National Forest, c. 2 mi. north of I-210 366 Comment
  RSA133781  Lupinus truncatus H. J. Thompson 1959-5-24 2015 Los Angeles 0.1 mile south of summit of Tuna Canyon road where it joins Saddle Peak Road. 564 Comment
  RSA414357  Lupinus truncatus M. B. Dunkle 1939-4-6 7303 Los Angeles Mosquito Harbor. San Clemente Island Comment
  RSA414386  Lupinus truncatus Richard C. Barkelew 1929-2-15 s.n. Los Angeles El Segundo. Comment
  UC1125109  Lycium andersonii A. D. Gifford 1935-4-22 609 Los Angeles 2.25 mi ne Manzana; Tejon Quad. 853 Comment
  RSA661030  Lycium californicum Orlando Mistretta 1992-4-5 173 Los Angeles Guds, San Clemente Island. Comment
  UC114309  Lyonothamnus floribundus subsp. aspleniifolius T. S. Brandegee 1899-8-25 Los Angeles San Clemente Island Comment
  RSA155823  Lyonothamnus floribundus subsp. floribundus Peter H. Raven 1962-5-21 17816 Los Angeles Santa Catalina Island: lower end of Bullrush Canyon. 198 Comment
  RSA451798  Lyonothamnus floribundus subsp. floribundus Blanche Trask 1897-06 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  SBBG51685  Lyonothamnus floribundus var. floribundus M. A. Piehl 1962-10-6 62 -422 Los Angeles cyn between Pebbly Beach and Renton Mine Comment
  RSA0035881  Lythrum californicum R. G. Swinney 2009-11-9 11587 B Los Angeles confluence of San Gabriel River and East Fork San Gabriel River, to 150 m upstream in East Fork 427 Comment
  UC19760  Lythrum californicum Harley P. Chandler 1897-5-31 Los Angeles Claremont 60 Comment
  RSA640717  Madia elegans subsp. wheeleri L. C. Wheeler 1931-8-16 s.n. Los Angeles San Gabriel Mountains: San Antonio Canyon. 915 Comment
  SBBG13674  Madia exigua P. H. Raven 1962-5-21 17812 Los Angeles lower end of Bullrush Cyn 198 Comment
  RSA717958  Madia gracilis R. G. Swinney, Dave Larson 1996-8-7 5249 Los Angeles Eastern San Gabriel Mountains: San Dimas Experimental Forest, head of Dry Lake Canyon at Dry Lake, site of CCC camp in 1930s. 1524 Comment
  POM362205  Madia gracilis B. C. Templeton 1932-6-1 4870 Los Angeles West Blue Ridge, Big Pines Park 2194 Comment
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Dec 16 2012
  RSA85456  Mahonia dictyota Joseph A. Ewan 1932-7-4 7590 Los Angeles Millard s Canyon. 1159 Comment
  UCR277919  Malacothamnus Mitch Provance, Jon True 2015-6-30 615- 02 Los Angeles Western Transverse Ranges, Bouquet Canyon, 4.5 miles WNW of Newhall, S of Corner of David Way and Bouquet Canyon Rd. 431 Comment
  CAS-BOT-BC230899  Malacothamnus davidsonii Le Roy Abrams; E. A. McGregor 1908-7-2 576 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1371 Comment
  RSA563514  Malacothamnus davidsonii Tim S. Ross, Steve D. Boyd 1993-6-30 7387 Los Angeles Western SAN GABRIEL MTS.: near middle portion of Loop Canyon. 684 Comment
  POM156515  Malacothamnus fasciculatus L. R. Abrams 1902-7-5 2656 Los Angeles Near the power house, San Gabriel Canyon. Comment
  UC18792  Malacothamnus fasciculatus W. H. Brewer Dec 1860 81 Los Angeles Santa Monica Comment
  UCR142501  Malacothamnus fasciculatus var. catalinensis F. R. Fosberg 1931-5-5 S- 4770 Los Angeles Channel Islands, Middle Ranch Dam, Middle Ranch Canyon, Santa Catalina Island 200 Comment
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Nov 20 2012
  CHSC62046  Malacothamnus fasciculatus var. fasciculatus L. P. Janeway 1993-10-5 4607 Los Angeles Puente Hills; at the head of Arroyo San Miguel 228 Comment
  RSA630287  Malacothamnus fremontii Louis C. Wheeler 1965-10-23 s.n. Los Angeles Sierra Pelona: Martindale Canyon north side. Comment
  UCR146212  Malacothamnus fremontii Scott D. White 2004-8-11 10705 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  POM2840  Malacothamnus fremontii Carl B. Wolf 1931-10-23 1353 Los Angeles Swartout valley. 1/8 mile east of Wrightwood Lodge, San Gabriel Mountains. 1829 Comment
  POM160274  Malacothamnus marrubioides F. W. Peirson 1929-7-1 s.n. Los Angeles Aliso Creek, San Gabriel Mts. 1098 Comment
  UC1929662  Malacothamnus marrubioides Scott D. White, Michael Honer 2003-6-18 9570 Los Angeles LIBRE MTS.: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. Comment
  POM362262  Malacothrix clevelandii Anstruther Davidson 1893-6-12 s.n. Los Angeles Switzer's Comment
  RSA0091732  Malacothrix clevelandii R. G. Swinney 2011-5-12 14668 Los Angeles east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  UC133516  Malacothrix foliosa Blanche Trask Los Angeles Santa Barbara Island Comment
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Feb 14 2006
  UC2052831  Malacothrix foliosa M. B. Dunkle 1939-4-2 7211 Los Angeles San Clement Island. Southeast Point. Comment
  UC284139  Malacothrix foliosa P. A. Munz 1923-4-8 6612 Los Angeles San Clemente Island; e coast Comment
  SBBG132312  Malacothrix foliosa S. A. Junak, B. Collins 1991-4-26 SCI- 238 Los Angeles E side of island, near Dolphin Cove 48 Comment
  SBBG12556  Malacothrix foliosa subsp. foliosa P. H. Raven 1962-4-11 17279 Los Angeles due W of Wall 2 9 Comment
  UCSB73229  Malacothrix saxatilis var. tenuifolia Gross, LeRoy; Denslow, Michael; Hogshead, Bill; Swartzentruber, Sarah 2003-6-17 Los Angeles Transverse Ranges; Verdugo Mountains region; South side of mountains; Brand Canyon, below the large waterfall, where the canyon forks off; (Burbank 7.5 Quad.: T1N R13W S8, NW1/4) UTM Zone 11; 3783985N 0383011E 393 Comment
  RSA386404  Malosma laurina G. J. Hollenberg 1928-7-24 s.n. Los Angeles S of Del Rey, Palisadea along RR at foot of bluff Comment
  RSA486473  Malosma laurina Richard Noyes 1988-7-30 597 Los Angeles Claremont. foothills of the San Gabriel Mountains. Burbank Canyon, NW of Thompson Creek Dam 500 Comment
  RSA754137  Malosma laurina Ellen Mackey, Blake Whittiington 2006-10-24 NFWF- 1823 Los Angeles San Gabriel River main stem across from Morris Dam, CS1 402 Comment
  UCSB17157  Malosma laurina Hurst, Linda 1963-4-30 Los Angeles End of north Kenter Road, 3 miles from Sunset Blvd., West Los Angeles 548 Comment
  SD92022  Malva assurgentiflora Reid Moran, R. M. Beauchamp and T. Oberbauer 1975-8-22 22673 Los Angeles San Clemente Island; Wilsons Cove. 49 Comment
  RSA233616  Malva parviflora Robert F. Thorne 1970-3-6 39403 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  RSA434884  Malva parviflora F. R. Fosberg 1931-5-22 7163 Los Angeles Santa Catalina Island. Bird Rock, Isthmus Harbor. 5 Comment
  RSA592294  Malva parviflora Louis C. Wheeler 1967-5-13 9543 Los Angeles San Gabriel Canyon, Ward's Grove. 262 Comment
  SEINET3143270  Malvastrum fasciculatum var. fasciculatum W. Wheeler 1904-7-5 748 -6421 Los Angeles Covina Comment
  PASA1781  Malvastrum rotundifolium Jian I Thompkins Los Angeles Sister Elsie Peak Comment
  RSA226030  Malvella leprosa Robert F. Thorne, C. W. Tilforth 1971-6-29 40648 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  OBI35689  Marah macrocarpa Rebecca Cicoria 1982-5-8 75 Los Angeles Palos Verdes Peninsula: Lower Purple Cyn, Rolling Hills Comment
  RSA0077295  Marah macrocarpa R. F. Thorne, Jim Henrickson 1963-5-5 32286 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  RSA440978  Marah macrocarpa A. H. Musick 1936-04 s.n. Los Angeles El Segundo Comment
  RSA604498  Marah macrocarpa L. C. Wheeler 1933-5-13 1734 Los Angeles 2 mi. N of Claremont Comment
  SFV3174  Marrubium vulgare J. C. Crawford 1958-5-10 s. n. Los Angeles Santa Monica Mountains Mulholland Drive, 2.8 miles west of Beverley Glen Blvd. 365 Comment
  RSA0011295  Marrubium vulgare House 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  RSA409819  Marrubium vulgare J. F. McBroom 1941-7-25 s.n. Los Angeles Pasadena foothills Comment
  SEINET7950518  Marrubium vulgare E. D. Palmer s.n. Los Angeles Riv[er?] Comment
  CHSC95370  Matricaria discoidea LeRoy Gross 2001-5-28 412 Los Angeles Los Angeles Basin region: Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City. Along dirt road heading of a water tank east end of ridge running between Henderson and Engleheard Canyons, on northwest facing side of ridge. 488 Comment
  UCSB41658  Matricaria discoidea Warren, Linette 1982-4-17 Los Angeles 100 feet from east side of Browns Canyon Road; 1.0 miles north of its junction with Simi Valley Fwy.; Brown Canyon; Chatsworth 335 Comment
  POM12252  Matricaria matricarioides F. L. Robinson 1921-4-15 27 Los Angeles North of Claremont. Comment
  POM362436  Matricaria matricarioides Robert Gustafson 1978-6-1 976 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  UC1595233  Medicago lupulina Tim Ross and Peter Fritsch 1990-6-20 3603 Los Angeles mouth of canyon near confluence of E and W Forks of the San Gabriel River; San Gabriel Mountains, Burro Canyon 445 Comment
  SFV1922  Medicago polymorpha K. A. Wilson 1961-3-14 1024 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. Small valley with running stream. 290 Comment
  UCR150930  Medicago polymorpha Valerie Soza, LeRoy Gross 1999-5-10 456 Los Angeles San Gabriel Mountains, Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 378 Comment
  RSA652169  Medicago polymorpha C. O. Gaston 1948-4-23 s.n. Los Angeles Growing wild at 2541 4th St., LaVerne. 289 Comment
  RSA617399  Medicago polymorpha var. brevispina Scott D. White 1998-6-4 6631 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, North Lake Planned Community 425 Comment
  OBI81433  Melaleuca viminalis Unknown 2010-5-31 Oct- 41 Los Angeles Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, E of Vermont Ave. and N of West Anaheim St. Comment
  CAS-BOT-BC281532  Melica imperfecta Peter H. Raven; Robert F. Thorne 1964-5-7 19006 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts Comment
  CATA708  Melica imperfecta Mark L. Hoefs 1991-5-3 1207 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  POM357049  Melica imperfecta Anstruther Davidson 1892-04 s.n. Los Angeles Los Angeles. El Monte. Comment
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Oct 3 2010
  RSA623809  Melica imperfecta A. Stephenson 1965-5-9 9 Los Angeles 1/4 mile along Arroyo Seco Trail past Lower Switzer Campground, Angeles National Forest, [San Gabriel Mountains]. 1381 Comment
  RSA724991  Melica imperfecta K. Dobry 1991-5-13 d- 544 Los Angeles West San Gabriel Mts at Elsmere Cyn. Comment
  RSA747857  Melica imperfecta Scott D. White, Justin M. Wood 2009-5-6 12678 Los Angeles San Gabriel River- West Fork, large fill slope on the S side of Cogswell Reservoir. 793 Comment
  SDSU3260  Melica imperfecta R. M. Beauchamp 1967-3-18 305 Los Angeles San Clemente Island, Calif. Comment
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May 16 2008
  UC440486  Melica imperfecta Carl Epling and Lincoln Ellison 1929-4-27 Los Angeles Topanga Canyon; Santa Monica Mountains Comment
  UCR199937  Melica imperfecta Scott D. White, Justin Wood 2008-5-6 11936 B Los Angeles Puente / Chino Hills, Chino Hills, NW of Carbon Canyon Rd. and SE of Tonner Canyon, on SCE powerline corridor, Firestone Boy Scout Reservation, SE corner of county 37 Comment
  UCR2560  Melica imperfecta F. M. Reed 1909-7-2 2807 Los Angeles Channel Islands, Santa Catalina Island, Pebbly Beach Road near Avalon 12 Comment
  RSA50680  Melica stricta A. D. E. Elmer 1902-06 3719 Los Angeles Mt. Gleason. Comment
  UCD88321  Melica stricta F. W. Peirson 1923-5-25 4250 Los Angeles Rock Creek, San Gabriel Mts. Comment
  IRVC28574  Melilotus albus A. C. Sanders, Mark Elvin 2002-6-19 25146 Los Angeles Newhall Ranch, spring 1.5 mi. ESE of Del Valle, SW of Castaic Junction, canyon above bench mark 926, just south of Santa Clara River NE end of Santa Susana Mtns. 305 Comment
  LA200495  Melilotus indicus Norman A. Cole; May 1964 323 b Los Angeles 518 Comment
  RSA657639  Melilotus indicus Kristina Sargeant 1992-5-9 92 -026 Los Angeles Flat lot on north side of Tetley St. approx. 200 ft east of intersection of Hacienda Blvd. and Tetley St. in Hacienda Heights. Comment
  UCR227767  Mentzelia albicaulis R. F. Thorne, C. W. Tilforth 1972-6-29 42105 Los Angeles San Gabriel Mountains, Angeles National Forest, c. 2.0 mi southeast of Valyermo on [Big Pines Rd.] to Jackson Lake 1433 Comment
  RSA646282  Mentzelia laevicaulis Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA191348  Mentzelia laevicaulis Robert F. Thorne, M. Z. Thorne 1967-7-19 37151 Los Angeles Angeles National Forest: Crystal Lake Recreation area, just above junction of roads to Crystal Lake and Angeles Crest Hwy. 1555 Comment
  OBI25817  Mentzelia micrantha Williams 1961-4-20 s.n. Los Angeles Angeles Crest hwy Comment
  RSA188693  Mentzelia micrantha Robert F. Thorne 1966-6-1 36470 Los Angeles Santa Catalina Island: near base of rocky, E facing bluff opposite Pebbly Beach terminal. 8 Comment
  RSA446774  Mentzelia micrantha H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica foothills Comment
  SDSU8075  Mentzelia micrantha F. Youngberg 1934-4-1 Los Angeles San Dimas Canon Comment
  RSA0077368  Mentzelia veatchiana Orlando Mistretta, Christine Mistretta 2005-4-21 2067 Los Angeles San Gabriel Mountains region: Big Pines Highway, 2.85 miles SE of Valyermo Ranger Station. 1341 Comment
  RSA314591  Mentzelia veatchiana Robert F. Thorne, Gary D. Wallace 1973-4-24 43412 Los Angeles Junction of Pallett Creek and Longview Roads: ca. 4 mi S of Pearblossom. 1174 Comment
  UCR192202  Mentzelia veatchiana A. C. Sanders 2008-4-16 34897 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, west end of Antelope Valley, hills c. 1.25 mi. NE of Quail Lake, c. 0.7 mile north of Hwy 138 1000 Comment
  UCR220170  Mentzelia veatchiana R. G. Swinney 2009-4-2 10259 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
  RSA173997  Mentzelia veatchiana Robert F. Thorne 1963-5-15 31669 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  RSA578713  Mentzelia veatchiana Tim S. Ross, J. Mark Porter 1994-5-1 7608 Los Angeles Southwestern Mojave Desert: open desert, ca 1740 m S of Black Butte and 1000m W of Three Sisters Buttes. 945 Comment
  SD215573  Mentzelia veatchiana Tim Ross, Steve Boyd 1990-6-6 2829 Los Angeles Green Valley Pastue in San Francisquito Canyon. 926 Comment
  CAS-BOT-BC435283  Mesembryanthemum nodiflorum J. C. Nevin 1890-1-1 s.n. Los Angeles San Clemente Island Comment
  SBBG98543  Microseris douglasii subsp. platycarpha T. Ross, O. Mistretta, M. Hammitt 1991-5-20 5329 Los Angeles between Box and Horse Cyns 484 Comment
  RSA95086  Microseris douglasii subsp. tenella F. W. Peirson 1918-5-5 1466 Los Angeles Road from Brents on the Malibu, Santa Monica Mountains Comment
  CAS-BOT-BC349181  Microseris elegans K. L. Chambers 1954-4-26 496 Los Angeles Ventura Blvd. (Hwy. 101), Russell Valley, ca. 3 mi. e. of Thousand Oaks Comment
  UCR186961  Microseris lindleyi A. C. Sanders 2006-4-28 32225 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA527662  Microseris lindleyi Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4383 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  LA103226  Mimulus aurantiacus Barry A. Prigge; 1985-6-14 6396 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA60286  Mimulus aurantiacus G. R. Campbell 1948-5-13 580 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  SFV18789  Mimulus aurantiacus A. Dittmer 2004-4-15 40 Los Angeles Simi Hills, Chatsworth. On Woolsey Canyon, 50 feet from the intersection of Woolsey Canyon and Valley Circle Blvd. Roadside on NNW facing slope. Comment
  RSA442641  Mimulus aurantiacus var. pubescens F. Post 1931-4-1 s.n. Los Angeles Santa Susana Pass Comment
  UC147936  Mimulus aurantiacus var. pubescens C. F. Baker 1909-5-15 5320 Los Angeles San Antonio Canyon Comment
  UC1929505  Mimulus aurantiacus var. pubescens Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 358 Los Angeles Transverse Ranges; San Gabriel Mountains Region: San Gabriel Mountains, Angeles National Forest, 2.7 mi from gate at Mt. Baldy Road. Comment
  UCD122384  Mimulus aurantiacus var. pubescens K. A. Wilson 1961-3-1 881 Los Angeles Santa Monica Mtns. Mulholland Hwy about 1 mile west of Las Virgenes Hwy. Comment
  UC1018204  Mimulus aurantiacus var. pubescens J. Warren 1952-5-15 Los Angeles Fish Canyon 457 Comment
  RSA442695  Mimulus aurantiacus var. puniceus Albert J. Perkins 1919-4-29 s.n. Los Angeles Santa Catalina Island. Comment
  RSA650193  Mimulus brevipes Lori Ackerman, Gerald Braden 1988-4-22 5 Los Angeles North end of West Fork River, San Gabriel Mountains. Comment
  UC886121  Mimulus brevipes Alice Eastwood 1906-6-1 116 Los Angeles country adjacent to Los Angeles; Laurel Canyon Comment
  RSA738054  Mimulus brevipes Naheel Jeireli s.n. Los Angeles San Rafael Hills 213 Comment
  RSA0069430  Mimulus cardinalis R. G. Swinney 2010-9-9 13763 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  RSA420660  Mimulus cardinalis F. R. Fosberg, Joseph A. Ewan 1931-8-11 S- 5496 Los Angeles Lower Pine Flat, First Camp, N Fork, San Gabriel Canyon 1500 Comment
  RSA756148  Mimulus cardinalis R. G. Swinney 2008-7-13 9184 Los Angeles San Dimas Experimental Forest, east fork of Bell Canyon at debris basin 756 Comment
  UC625043  Mimulus cardinalis F. R. Fosberg 1931-5-18 S 4910 Los Angeles Sweetwater Canyon Santa Catalina Island 160 Comment
  UCR270640  Mimulus cardinalis R. G. Swinney 2011-6-30 15384 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  UCSC000679  Mimulus cardinalis J. H. Barber 1898-6-29 s.n. Los Angeles Santa Monica Canyon Comment
  UCSB7511  Mimulus cardinalis Crum, Charles 1958-7-15 Los Angeles Creek bed of Topanga Canyon Comment
  SFV12657  Mimulus floribundus M. H. Grayum, H. Grayum 1977-11-27 902 Los Angeles San Fernando Valley Big Tujunga Wash. In caked, hard mud flats just behind Hansen Dam. 305 Comment
  UCR276972  Mimulus floribundus R. G. Swinney 2010-6-1 13136 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA627570  Mimulus floribundus Sandy Leatherman, Brian Daniels 1998-7-1 27 Los Angeles San Gabriel Canyon. North of State Route 39 and east of Roberts Canyon. 305 Comment
  SEINET3159651  Mimulus fremontii G. B. Grant 1904-5-7 424 a/6203 Los Angeles Glendora. Comment
  RSA316344  Mimulus fremontii var. fremontii Robert F. Thorne, Walter Wisura, S. Granger, Pamela Burton 1982-4-20 54964 Los Angeles San Gabriel Mts: Mojave Desert slopes; 1/4 -1/2 mile north of Bob's Gap, north slope of Holcomb Ridge, about 2.5 miles due south of Llano. 1159 Comment
  LA209382  Mimulus guttatus F. R. Fosberg; 1932-5-7 8146 Los Angeles Santa Catalina Island, Grand Canyon, Santa Catalina Island, below falls 100.0 Comment
  UC1595436  Mimulus nasutus Tim Ross 1992-7-10 6674 Los Angeles between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  UCR203201  Mimulus palmeri R. G. Swinney 2005-5-21 8242 Los Angeles San Gabriel Mountains, west of Devil's Punchbowl County Park, at the junction of Holmes Creek and Watson Creek 1241 Comment
  RSA547463  Mimulus pilosus Tim S. Ross, Orlando Mistretta 1992-7-24 6754 Los Angeles E side of Strawberry Peak near divide between Colby and Wickiup Canyons; 120 deg. SE, 1065 m distant from Strawberry Peak summit. 1561 Comment
  UCR162289  Mimulus pilosus Anuja Parikh, Nathan Gale 2004-6-2 2032 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  UCR261347  Mimulus pilosus R. G. Swinney 2010-6-29 13375 B Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  UC1929533  Minuartia douglasii Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1684 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
  UC205826  Minuartia douglasii I. M. Johnston 1917-6-20 1356 Los Angeles Baldy Lookout of U.S.F.S. San Antonio Mountains 2133 Comment
  SBBG38794  Mirabilis californica R. Moran 1941-3-14 706 Los Angeles ridge N of Middle Ranch 300 Comment
  SBBG80285  Mirabilis californica F. C. Boutin 1967-4-23 1683 Los Angeles Lemon Tank 304 Comment
  SBBG95916  Mirabilis californica M. B. Dunkle 1939-4-3 7235 Los Angeles Chenetti Cyn Comment
  RSA0068237  Mirabilis laevis R. G. Swinney 2010-3-22 12086 Los Angeles Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction. 502 Comment
  CAS-BOT-BC434626  Mirabilis laevis var. crassifolia S. B. Parish 1916-3-31 10763 Los Angeles In the hills near Avalon, Santa Catalina Island Comment
  RSA11021  Mirabilis laevis var. crassifolia Carl B. Wolf 1928-4-1 1607 Los Angeles Santa Susanna Pass, 0.5 miles from summit. 457 Comment
  UC7641  Mirabilis laevis var. crassifolia J. H. Barber 1897-3-14 49 Los Angeles Santa Monica Exp't Mountains Comment
  RSA464651  Mirabilis laevis var. crassifolia Gus Gluechert 1937-5-3 s.n. Los Angeles Hills above Culver City. Comment
  SBBG69854  Mirabilis multiflora R. Hoffmann 1925-5-17 Los Angeles Neenach Comment
  RSA264201  Mollugo verticillata Wayne E. Sawyer 1977-08 s.n. Los Angeles corner of 3rd Ave. and Huntington Drive, Arcadia Comment
  RSA226048  Monardella breweri Robert F. Thorne, C. W. Tilforth 1971-6-29 40679 Los Angeles Soledad Canyon: N slope San Gabriel Mountains, ca 1.5 miles E of junction of Aliso Creek wash and Santa Clara River. Angeles National Forest. 884 Comment
  RSA311431  Monardella breweri subsp. breweri Michael C. Long 1974-5-19 s.n. Los Angeles 1/4 mi S of parking area, Devil s Punchbowl Co. Park. San Gabriel Mountains. 1463 Comment
  UCLA63055  Monardella cinerea Mrs. H. E. Wilder 1905-8-1 1928 Los Angeles near summit Mt. San Antonio Comment
  CAS-BOT-BC221716  Monardella hypoleuca subsp. intermedia Rev. J. C. Nevin 1882-1-1 s.n. Los Angeles San Juan Hot Springs Comment
  RSA408595  Monardella lanceolata Gus Gluechert 1937-6-27 s.n. Los Angeles Mint Canyon. 470 Comment
  CAS-BOT-BC220432  Monardella saxicola Louis C. Wheeler 1936-6-22 4174 Los Angeles Tanbark Flat, San Dimas Canyon, San Gabriel Mts. 822 Comment
  UC2030066  Monolopia lanceolata Steve Boyd, Lee Lenz 2001-5-2 10419 Los Angeles Transverse Ranges; Liebre Mountains region: along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route. Comment
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Apr 24 2018
  CAS-BOT-BC108999  Mucronea californica John Thomas Howell 1931-5-31 6619 Los Angeles San Gabriel Wash. Comment
  UCR182490  Muhlenbergia californica R. G. Swinney 1997-7-22 5695 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
  RSA591199  Muhlenbergia microsperma L. C. Wheeler 1932-4-22 639 Los Angeles Mouth of Little Santa Anita Canyon 396 Comment
  SD66862  Munzothamnus blairii R. Mitchel Beauchamp 1967-3-18 264 Los Angeles San Clemente Island; canyon below Lemon Tank. 245 Comment
  SBBG13272  Myriopteris newberryi M. A. Piehl 1962-6-9 62328 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  RSA727368  Nama demissa R. G. Swinney 1998-5-16 6072 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  JEPS1377  Nama demissa var. demissa Frank W. Peirson 1921-5-19 2415 Los Angeles Little Rock Creek , Little Rock Creek (San Gabriel Mountains) 1036 Comment
  RSA3567  Nassella lepida C. B. Wolf 1932-5-12 3580 Los Angeles Hillside east of the Isthmus, Santa Catalina Island. 30 Comment
  RSA623762  Nassella lepida Jack Hudson 1950-03 s.n. Los Angeles San Rafael Hills-between Glenoaks and Hill Dr. Comment
  UC625125  Nassella lepida F. R. Fosberg 1931-3-19 S 4304 Los Angeles se slope near Avalon; Santa Catalina Island, Hamilton Canyon 10 Comment
  RSA589325  Nassella pulchra Timothy S. Ross, Gery Allan, Mark Elvin, Jennifer Stone 1995-5-19 8587 Los Angeles San Clemente Island: Northern tributary of Canchalagua Canyon, ca. 1070 ft NNE of the 1135-ft trangulation point., Near 32 51'03N 118 23'34W 256 Comment
  RSA661181  Nassella pulchra LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 406 Los Angeles Vedugo Mountains Region: Northwest side, Verdugo Crestline Dr. (fire road) just north of the 210 freeway, enter on the west side at Topley Lane off of Newhome Ave. in city of Sunland 518 Comment
  RSA651167  Nasturtium officinale Marion P. Harthill 1972-4-8 s.n. Los Angeles [San Gabriel Mountains] Azuza Canyon, Angeles National Forest 457 Comment
  RSA439270  Nemacladus longiflorus var. breviflorus Robert Gustafson, Gary D. Wallace 1982-4-26 2544 Los Angeles Bob's Gap Road, about 3 1/2 miles south of the junction with Pearblossom Hwy. 975 Comment
  RSA778737  Nemacladus pinnatifidus Orlando Mistretta, Christine Mistretta 2010-6-4 5252 Los Angeles Monte Cristo Canyon (tributary of Mill Creek Canyon), 3.0 miles SW of Mill Creek Summit, along Southern California Edison transmission line corridor. 1372 Comment
  RSA628893  Nemacladus ramosissimus L. C. Wheeler 1969-5-4 s.n. Los Angeles East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  UC450875  Nemophila menziesii Fay A. MacFadden 1931-3-7 2573 Los Angeles Vineland Ave. , Vineland Ave. (Roscoe) Comment
  SEINET5521001  Nemophila menziesii B. Ertter, J. Strachan 1980-5-18 3442 Los Angeles South fork Big Rock Creek about 0.5 miles north of South Fork Campground on Forest Road 4N11A, Angeles National Forest about 3.5 air miles southeast of Valyermo, north side San Gabriel Mountains 1372 Comment
  LA202289  Nicotiana acuminata var. multiflora Arthur C. Gibson; 2005-6-8 5034 Los Angeles SANTA MONICA MOUNTAINS, La Sierra Canyon, SE of junction of Mulholland Hwy and Seminole Dr. Comment
  RSA80765  Nicotiana glauca F. W. Peirson 1920-4-25 352 Los Angeles Arroyo Seco Canyon, near Pasadena, Ca. 381 Comment
  UC66682  Nicotiana glauca N. K. Berg 1904-4-16 Los Angeles San Pedro Comment
  RSA0020547  Nicotiana glauca James Clizbe 1930-5-2 s.n. Los Angeles Nichols Canyon. Comment
  SEINET6174915  Nicotiana glauca E. Braunton 1902-5-10 337 Los Angeles Rivera Comment
  SEINET10851869  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3954 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  RSA610518  Notholaena californica subsp. californica L. C. Wheeler 1932-7-9 955 Los Angeles 3/4 mi. from mouth of Rogers Canyon, San Gabriel Mountains 305 Comment
  RSA617157  Nothoscordum borbonicum Scott D. White 1996-4-13 3929 Los Angeles Geneva Avenue: N of San Jose, S of Arrow Highway, W of Indian Hill, E of Towne. 323 Comment
  CDA18789  Nothoscordum gracile Mavis Sim 2000-1-18 PDR 1198710 Los Angeles 1137 Sixth St., Santa Monica. 0 Comment
  UCR256546  Oenothera elata subsp. hirsutissima Anuja Parikh, Nathan Gale 2011-6-16 3474 Los Angeles Transverse Range: San Gabriel Mountains, Aliso Canyon, 1.5 km west of Angeles Forest Hwy, 0.1 km south of Aliso Canyon Road 1095 Comment
  SD85146  Oligomeris linifolia E. R. Blakley 1962-6-9 5188 Los Angeles San Clemente Island, near Lighthouse, China Point 9 Comment
  SEINET3245982  Opuntia basilaris R. G. Swinney 2009-1 10856 Los Angeles Transverse Range; San Gabriel Mtns.: Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 437 Comment
  SEINET2449265  Opuntia parryi Unknown 1968-1 Los Angeles Comment
  POM247285  Opuntia prolifera F. R. Fosberg 1931-4-29 S- 4733 Los Angeles Mouth of Cottonwood Canyon. Santa Catalina Island 5 Comment
  SEINET195504  Orcuttia californica A. A. Beetle 1946-1 Los Angeles Comment
  RSA229138  Oreonana vestita R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38868 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  RSA584631  Orobanche bulbosa Tim S. Ross, Steve D. Boyd 1993-5-23 7284 Los Angeles Steep, northerly draw draining from saddle between Red Mtn's long E Ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 430-500 m SSW of Plum Spring. 875 Comment
  RSA0059276  Orobanche bulbosa Meryl B. Dunkle 1931-4-22 2449 Los Angeles Head Swain's Canyon. Santa Catalina Island. Comment
  POM13535  Orobanche californica subsp. feudgei F. W. Peirson 1922-7-7 s.n. Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  RSA670403  Orobanche californica subsp. feudgei Bonnie C. Templeton 1932-5-31 4850 Los Angeles Big Pines Camp. San Gabriel Mountains. Comment
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Nov 15 2008
  RSA0081022  Orobanche fasciculata Anstruther Davidson 1906-6-7 s.n. Los Angeles Big Rock Creek. Comment
  RSA402076  Orthocarpus purpurascens var. purpurascens J. Doty 1969-5-16 671 Los Angeles Elizabeth Lake Canyon, 1.4 miles north of junction with Violin Canyon Road; 7.7 miles north of Castaic Junction 396 Comment
  RSA611626  Orthocarpus purpurascens var. purpurascens Steve D. Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10108 Los Angeles Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  RSA733581  Osmorhiza berteroi R. G. Swinney 1998-7-29 6554 Los Angeles San Gabriel Mtns.: c. 100 m downstream from upper Fish Fork Campground. 1817 Comment
  UC1619330  Osmorhiza brachypoda Timothy S. Ross 1992-5-24 6422 Los Angeles Browns Gulch (draining to San Gabriel Canyon at the base of San Gabriel Dam San Gabriel Mountains 501 Comment
  UCD110772  Oxalis corniculata A. C. Sanders 1987-7-22 7176 Los Angeles El Segundo Dunes, immediately west of L.A. International Airport and Pershing Dr., E of Vista Del Mar Blvd. Subsite 39. Comment
  RSA0085299  Oxalis pes-caprae R. G. Swinney 2010-3-16 11929 Los Angeles 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
  UCR281590  Oxalis pes-caprae R. G. Swinney 2014-6-5 16720 Los Angeles San Gabriel Mountains, Glendora, 0.48 miles north of Sierra Madre Ave. at Rainbow Dr. 381 Comment
  RSA597182  Oxybaphus linearis Louis C. Wheeler 1950-7-7 6768 Los Angeles Potrero Heights, Garvey. Comment
  UCR248299  Oxytheca trilobata Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 400 Los Angeles San Gabriel Mountains, Road 7N23, Liebre Mountains 1484 Comment
  RSA21781  Packera breweri C. B. Wolf 1937-5-20 8742 Los Angeles Tehachapi Mts., 1 mi. so. of Tejon Pass on Hungry Valley Road. 1280 Comment
  RSA473133  Packera breweri Anstruther Davidson 1895-5-3 s.n. Los Angeles Gorman Station Comment
  UC485573  Packera breweri J. B. Davy 2607 Los Angeles Leonis Valley Comment
  JEPS37243  Packera ionophylla F. W. Peirson 1921-7-17 2511 Los Angeles Prairie Fork San Gabriel Mts., San Gabriel Mts. 2133 Comment
  JEPS81720  Packera ionophylla Rimo Bacigalupi with Reino Alava 1958-7-20 6423 Los Angeles about 1.0 mi w Cedar Spring (n face of ridge, upper slopes of canyon); San Gabriel Mts, Angeles NF, Kratka Ridge, Little Rock Creek 2072 Comment
  RSA748494  Packera ionophylla Orlando Mistretta 1992-7-9 659 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  CAS-BOT-BC121179  Paeonia californica Mary H. Ward 1971-4-16 133 Los Angeles San Rafael Hills behind Linda Vista, southwestern Pasadena 304 Comment
  UCSB12428  Papaver californicum Haines, Lee 1961-4-10 Los Angeles Santa Maria Road; Topanga 457 Comment
  CATA253  Papaver heterophyllum Mark L. Hoefs, A. Douglas Propst 1973-5-4 253 Los Angeles Santa Catalina Island: By West End Road, near Lyon's Head Point 70 Comment
  UC1594368  Parietaria hespera var. californica Tim Ross 1992-5-17 6333 Los Angeles center w side San Gabriel Reservoir (canyon along Highway 39); San Gabriel Mountains 463 Comment
  LA33793  Parietaria hespera var. hespera Peter H. Raven; Henry J. Thompson 1959-5-5 14155 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, 4.1 mi NW of Tapia Park on road to Malibu Lake. 182 Comment
  UC1714586  Parietaria hespera var. hespera L. R. Abrams and I. L. Wiggins 1931-7-6 369 Los Angeles vicinity Mosquito Harbor; San Clemente Island Comment
  RSA448019  Parietaria hespera var. hespera E. S. Spalding 1923-5-30 s.n. Los Angeles Sierra Madre Canyon. Comment
  SEINET4670192  Paspalum distichum G. B. Grant 1904-7-14 912 Los Angeles Los Angeles Comment
  RSA624650  Pectocarya linearis subsp. ferocula L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mountains: Mill Canyon off Soledad Canyon. 732 Comment
  SBBG108985  Pectocarya linearis subsp. ferocula S. A. Junak 1997-2-24 SCl 721 Los Angeles S rim of upper portion of Box Cyn, between Camera Pad "Snapper" and Triangulation Pt "Sedge #1" 463 Comment
  UC1178539  Pectocarya penicillata Peter Kamb 1948-5-6 936 Los Angeles above Little Rock; San Gabriel Mtns, desert foothills 975 Comment
  RSA0119792  Pectocarya setosa R. G. Swinney 2014-4-30 16291 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  UCR270007  Pectocarya setosa R. G. Swinney 2010-5-19 12805 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  LA82065  Pedicularis densiflora O. H. Kappler; 1941-3-2 94 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  RSA401940A  Pedicularis densiflora Albert J. Perkins 1916-2-16 s.n. Los Angeles Glendora. Little Dalton Trail Comment
  UC886736  Pedicularis semibarbata Carl Epling, Nesta Dunn, Alice Goen 1931-5-16 Los Angeles Big Pines Camp; San Gabriel Mountains Comment
  RSA536067  Pelargonium X hortorum Tim S. Ross 1991-5-22 5435 Los Angeles San Clemente Island: Lower Wilson Cove Canyon, just west of the dock activities. 12 Comment
  CLARK-A1528-3090  Pellaea andromedifolia J. A. Harpel 1981-3-7 Los Angeles San Gabriel Mountains 609 Comment
  RSA0081776  Pellaea andromedifolia R. G. Swinney 2010-8-9 13479 Los Angeles Big Santa Anita Canyon, Camp Sturtevant. 1049 Comment
  SD21282  Pellaea andromedifolia var. andromedifolia Norman E. Bilderback 1938-4-17 Los Angeles Santa Catalina Island, Avalon Comment
  SD81804  Pellaea andromedifolia var. andromedifolia Fay A. MacFadden 1931-3-11 Los Angeles Tuna Canyon, Verdugo Hills Comment
  SD81627  Pellaea andromedifolia var. andromedifolia Herb. Louis Wheeler 1931-9-2 Los Angeles 1 mile north-northwest of Thompson Creek Dam 609 Comment
  UC729519  Pellaea mucronata var. mucronata Carl B. Wolf 1932-5-13 3618 Los Angeles hillside above Hamilton Canyon; Santa Catalina Isl. 152 Comment
  CATA1414  Pennisetum clandestinum Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1995-11-11 2568 Los Angeles Santa Catalina Island: Lower Descanso Canyon, just above Descanso Beach 6 Comment
  POM364498  Pennisetum setaceum Anstruther Davidson 1917-07 3159 Los Angeles Los Angeles Comment
  SD255612  Pennisetum setaceum R. G. Swinney 2011-3-18 14137 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, SE of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5'Q) 366 Comment
  RSA412455  Penstemon centranthifolius Robert Gustafson 1978-5-2 932 Los Angeles Extreme southeastern end of Hungry Valley, ca 1/4 mile west of Hwy. 5, 7 miles south of Gorman on Hwy. 5. 945 Comment
  UCR115991  Penstemon centranthifolius A. C. Sanders, D. Malueg 1998-6-22 22037 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  RSA412432  Penstemon centranthifolius L. E. Hoffman 1932-8-14 17101 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Islip 1982 Comment
  UCR146695  Penstemon grinnellii Scott D. White 2004-8-20 10738 Los Angeles San Gabriel Mtns, Upper Big Tujunga Canyon: south of Upper Big Tujunga Canyon. Road, c. 4 air mi NW of the junction with Angeles Crest Hwy 1159 Comment
  UCR271304  Penstemon grinnellii R. G. Swinney 2011-10-10 15753 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  POM175439  Penstemon grinnellii subsp. grinnellii Joseph A. Ewan 1930-6-24 2640 Los Angeles Crystal Lake, N. Fork San Gabriel R. 1707 Comment
  JEPS78924  Penstemon grinnellii var. grinnellii Rimo Bacigalupi 1952-8-9 3906 Los Angeles directly s Swarthout Valley (near Guffey Public Camp. along Forest Service road at summit of Blue Ridge); San Gabriel Mountains, Angeles National For, Summit Blue Rid 2438 Comment
  SD127611  Penstemon grinnellii var. grinnellii Scott Zona, D. Arias, et al. 21-28 Jun 1989 331 Los Angeles Mountain High Ski Resort; west of Wrightwood. 2020 Comment
  NY601644  Penstemon heterophyllus var. australis L. Abrams 1902-7-1 2641 Los Angeles Little Santa Anita Canyon Comment
  RSA407918  Penstemon heterophyllus var. australis N. C. Cooper 4211 Los Angeles Angeles Crest Highway. 1067 Comment
  NY601697  Penstemon heterophyllus var. heterophyllus B. Anderson 1948-6-20 140 Los Angeles San Gabriel Mountains, highway leading from La Canada to Palmdale, 3 miles past Hidden Springs toward Palmdale 1219.2 Comment
  NY604254  Penstemon labrosus F. W. Pennell 1940-6-24 25994 Los Angeles Pine Mountain, south of Swartout 2438.4 Comment
  NY604272  Penstemon labrosus V. Duran 1933-7-19 3519 Los Angeles Buckhorn, San Gabriel Mountains. 1981.2 Comment
  NY650698  Penstemon rostriflorus L. Abrams 1908-7-5 627 Los Angeles Swartout Canyon, desert slopes of the San Gabriel Mountains 1981.2 Comment
  UCR150390  Penstemon rostriflorus L. C. Wheeler 1967-9-4 10653 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain Ridge 2241 Comment
  RSA650000  Penstemon spectabilis Floyd Hicks 1948-5-24 15 Los Angeles 2 1/2 mi. north of Covina between Covina and Agrese [?] on Citrus Ave. 168 Comment
  UCR107832  Penstemon spectabilis var. spectabilis Matilda Low 1997-4-3 31 Los Angeles Claremont, Bernard Biological Field Station (Claremont Colleges). NW corner of Mills Ave & Foothill Blvd 412 Comment
  CAS-BOT-BC330486  Pentachaeta aurea Louis C. Wheeler 1936-6-6 4121 Los Angeles E side San Dimas Canyon near dam, San Gabriel Mts. 457 Comment
  RSA0070824  Pentagramma triangularis Tim Ross, Steve Boyd 1993-5-23 7236 Los Angeles Lower, easterly ridge of Red Mountain, on northerly slope ca. 380 m SE of the saddle between Ruby and Clearwater Canyons. 963 Comment
  SFV14727  Pentagramma triangularis J. C. Dittes, P. Dittes 1989-10-28 14 Los Angeles San Gabriel Mountains West Fork of the San Gabriel River. 671 Comment
  CATA1044  Pentagramma triangularis subsp. triangularis Mark L. Hoefs 1995-5-10 1971 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  SEINET5777425 Image available Pentagramma triangularis subsp. viscosa Marcus E. Jones 1882-1 Los Angeles Pasadena Comment
  POM211791  Persicaria lapathifolia Louis C. Wheeler 1933-8-20 2087 Los Angeles Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mountains. 305 Comment
  CAS-BOT-BC167751  Petalonyx thurberi Cecil Hart 1925-9-3 s.n. Los Angeles Lancaster Comment
  UC68840  Petalonyx thurberi subsp. thurberi H. M. Hall July, 1905 6717 Los Angeles near Saugus Saugus Comment
  SD248440  Phacelia affinis R. G. Swinney 2010-5-11 12649 Los Angeles San Gabriel Mountains: Acton, 0.7 road miles east of Soledad Canyon Road & Crown Valley Road, 0.3 mile east of Crown Valley Road on dirt toad, below US Forest Service boundary (Acton 7.5'Q) 829 Comment
  RSA650547  Phacelia brachyloba Peter Gail 1961-5-27 s.n. Los Angeles Angeles Crest Hwy, 200' off rd. in canyon. 6 m. N. of La Canada, 3 m. N. of Ranger Station Comment
  RSA0107226  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-19 14782 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek. 1073 Comment
  RSA579542  Phacelia cicutaria var. hispida Tim S. Ross, Steve D. Boyd 1994-6-23 8072 Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1646 Comment
  RSA427351A  Phacelia cicutaria var. hispida Unspecified 1897-06 s.n. Los Angeles San Antonio Canyon. 457 Comment
  RSA427634  Phacelia cicutaria var. hispida N. C. Cooper 1949-10-12 2186 Los Angeles Tapia Park area, Santa Monica Mtns 610 Comment
  UCR190364  Phacelia cryptantha R. G. Swinney 2001-6-16 7975 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  RSA529180  Phacelia davidsonii Tim S. Ross 1991-7-24 5612 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1915 Comment
  RSA729929  Phacelia davidsonii R. G. Swinney, Dave Larson 1998-4-26 6028 Los Angeles Head of Dry Lake Canyon at Dry Lake, south of Sunset Peak. 1521 Comment
  RSA517999  Phacelia distans Steve Boyd, Orlando Mistretta 1986-3-31 1524 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA653647  Phacelia distans S. Koukol, R. Koukol 1998-5-3 57 Los Angeles Claremont, appx. 100 m S of Baseline Road, in open field E of Mills Ave., W od Monte Vista Ave. 448 Comment
  RSA703906  Phacelia distans Gary D. Wallace, Ann Hiller 1983-5-18 2048 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  UCR222732  Phacelia distans R. G. Swinney 2009-5-12 10735 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  VVC3072  Phacelia distans Tim Thomas, P. J. MacKay 2015-5-10 6617 Los Angeles San Gabriel Mtns, Jackson Lake 1896 Comment
  RSA426236  Phacelia distans Ducelia Cobb 1937-7-3 s.n. Los Angeles Los Angeles Comment
  RSA426113  Phacelia douglasii T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica, roadside Comment
  UCR56322  Phacelia douglasii S. J. Myers, Ed LaRue 1989-3-20 s.n. Los Angeles Mojave Desert, Palmdale area, Elizabeth Lake Road at California Aqueduct, San Andreas Rift Zone bisects the site 884 Comment
  RSA75529  Phacelia fremontii F. W. Peirson 1919-5-10 400 Los Angeles Arraster [Arrastre] Creek. North base of San Gabriel Mountains. 915 Comment
  UCR205852  Phacelia fremontii R. G. Swinney 2008-5-8 8822 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
  RSA199038  Phacelia grandiflora W. M. Gauntt 1966-4-30 180 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 915 Comment
  SD72755  Phacelia hispida F. R. Fosberg 1931-5-4 S 4760 Los Angeles Bullrush Canyon, Santa Catalina Island. 20 Comment
  RSA772370  Phacelia imbricata R. G. Swinney 2009-5-20 10834 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  UCR209142  Phacelia imbricata R. G. Swinney 2008-6-17 9052 Los Angeles San Gabriel Mountains, ridge west of Jackson Flats, 0.4 mi. NW of Hwy 2 at Vincent Gap on Pinyon Ridge Motorway, 100 m east of junction of FS roads 4N12 and 3N26 2160 Comment
  CLARK-A1528-4887  Phacelia imbricata John C. Roos 1947-5-17 3628 Los Angeles Placerita Canyon Comment
  RSA608708  Phacelia imbricata subsp. imbricata Louis C. Wheeler 1931-4-11 s.n. Los Angeles Dr. Huntington's, [Vicinity of Claremont]. Comment
  CDA40404  Phacelia longipes T. C. Fuller 1980-6-12 20281 Los Angeles San Gabriel Mountains; Angeles Crest Highway, Hwy 2, 1.3 km west of road to Mt. Wilson. Comment
  JEPS64035  Phacelia lyonii L. R. Heckard 1953-5-3 369 Los Angeles on rocky point just e Camp Orizaba (Pasadena YMCA camp) (in crevice of rocks about 30 ft above water); Santa Catalina Island Comment
  SFV12414  Phacelia minor D. L. Koutnik, J. G. Cuti 1978-4-12 338 Los Angeles Verdugo Mountains South of La Tuna Canyon Road. 579 Comment
  RSA428074  Phacelia minor Donald R. Bissing 1973-5-18 82 Los Angeles Evey Canyon 0.7 mile from canyon mouth 780 Comment
  RSA230267  Phacelia mohavensis Robert F. Thorne 1969-7-2 38307 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  LA33994  Phacelia parryi Henry J. Thompson; 1959-3-31 1906 Los Angeles Santa Monica Mountains, Medea Creek, Cornell Rd, 1 mi N of Mulholland Hwy, 1.8 mi S of Malibu Junction 274 Comment
  CAS-BOT-BC134022  Phacelia ramosissima var. latifolia F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  RSA653921  Phacelia ramosissima var. latifolia Valerie L. Soza, Wayne Law, Laura Moore 2000-6-28 1038 Los Angeles San Gabriel Mountains: Northwestern extension of Pine Mountain, 0.1 mile east of junction with Rincon Red Box Road (FS Road 2N24.2) and road to Pine Mountain (FS Road 2N24A) along fire road. 1280 Comment
  RSA188309  Phalaris aquatica R. F. Thorne 1966-6-1 36490 Los Angeles Santa Catalina Island. Toyon Picnic Ground along Airport Road. 412 Comment
  RSA251542  Phalaris lemmonii R. F. Thorne 1973-4-12 42957 Los Angeles San Clemente Island, south of Pyramid Cove near Silver Mine, bottom of old bomb crater. 30 Comment
  UCR125383  Phlox gracilis A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25726 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, canyon NE of 'Grapevine Mesa,' SE of confluence of Castaic Creek and Santa Clara River, SSW of large trailer park on Hwy 126, west of 'oil tanks' near BM 1073 Comment
  UCR185398  Pholistoma auritum A. C. Sanders, T. B. Salvato 2007-4-25 33549 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
  UCSB46611  Pholistoma auritum Welton, Patti 1983-3-28 Los Angeles Southwest side of Mulholland Hwy., 2.2 miles north of its junction with Malibu Canyon Road, Santa Monica Mtns. 481 Comment
  RSA459244  Pholistoma auritum Anstruther Davidson 1890-1-14 s.n. Los Angeles Los Angeles. Comment
  LA205674  Pholistoma auritum var. auritum J. Sauer; R. Brumbaugh 1973-4-28 5447 Los Angeles Santa Monica Mountains, Temescal Canyon, upper canyon Comment
  RSA459284  Pholistoma membranaceum L. E. Hoffman 1932-3-27 s.n. Los Angeles Big Rock Creek. Comment
  RSA459309  Pholistoma racemosum M. B. Dunkle 1928-4-10 1824 Los Angeles Johnson s Canyon; Santa Catalina Island. Comment
  RSA660867  Pholistoma racemosum Orlando Mistretta 1992-4-4 130 Los Angeles San Clemente Island. Comment
  SD75544  Pholistoma racemosum Reid Moran 1941-3-1 663 Los Angeles Santa Catalina Island. Arrow Point, on N side of steep grassy slope. 199 Comment
  UC1244687  Pholistoma racemosum R. O. Ornduff, Roy L. Taylor 1960-3-18 4384 Los Angeles 100 yds s of board walk on road to Pebble Beach (moist creek areas in nr vicinity town of Avalon, Santa Catalina Island); Santa Catalina Island, vicin town of Avalon, rd to Pebble Be Comment
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Feb 20 2007
  UCR71165  Pholistoma racemosum Steve Boyd, L. Arnseth, T. S. Ross 1990-4-8 4407 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  SBBG16832  Phoradendron bolleanum K. A. Wilson 1961-2-12 844 Los Angeles Big Rock Spring Comment
  UCR98826  Phoradendron libocedri T. S. Ross, Steve Boyd, Peter Fritsch 1990-6-11 3370 Los Angeles San Gabriel Mtns., Big Rock Creek Canyon: c. 130m N to 250 m NNW of Icy Springs 1733 Comment
  RSA420794  Phoradendron macrophyllum Freda Detmers 1928-9-30 s.n. Los Angeles San Gabriel Canyon. Comment
  CAS-BOT-BC141153  Phoradendron serotinum subsp. macrophyllum Louis C. Wheeler 1931-12-15 395 Los Angeles Thompson Creek Dam 495 Comment
  RSA578225  Phoradendron villosum Tim S. Ross, Steve D. Boyd 1994-9-21 8317 Los Angeles Sandberg: 150-170 m SSE of town along the 'Old Ridge Route' 1268 Comment
  SEINET10475616  Phormium tenax Jon Ricketson, Heidi H. Schmidt 1992-10-21 Ricketson 4825 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
  RSA11612  Phyllospadix torreyi Carl Epling, Wm Robison 1937-11-18 s.n. Los Angeles Malaga Cove near Redondo Beach Comment
  POM4173  Physalis philadelphica I. M. Johnston 1918-10-14 2161 Los Angeles Upland. Comment
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Feb 20 2017
  RSA640824  Physalis philadelphica Louis C. Wheeler 1930-10-20 s.n. Los Angeles Dr. Huntington's Grove: (vicinity of Claremont). Comment
  UCR205058  Picris echioides R. G. Swinney 2008-4-4 8604 Los Angeles San Gabriel Mtns., lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  RSA598212  Pinus Sara L. Crockett, Mark Hoefs, Steve Junak, Gery Allan 1996-10-31 547 Los Angeles Santa Catalina Island. Mt. Black Jack Campgrounds. 451 Comment
  UCR189960  Pinus contorta var. murrayana R. G. Swinney 1998-8-27 6824 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA0078386  Pinus lambertiana R. G. Swinney 2010-10-8 14007 Los Angeles Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge. 2421 Comment
  UCR12152  Pinus monophylla Art Whistler 1966-6-23 s.n. Los Angeles San Gabriel Mtns., along Hwy to Palmdale (Route 138) from Route 2 to Mt. Wilson Comment
  UCR276820  Pinus monophylla R. G. Swinney 2010-5-21 12879 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  CHSC98025  Pinus pinea A. C. Sanders; Mark Elvin, Dave Fleitner 2003-8-7 27157 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, Potrero Canyon, at the old ranch headquarters (barn, corrals, etc.) in the middle of the canyon. Persisting trees in yard of the abandoned ranch house. 335 Comment
  RSA382801  Piperia cooperi F. R. Fosberg 1931-4-7 S 4495 Los Angeles Hamilton Beach, Santa Catalina Island 20 Comment
  UCR130141  Piperia cooperi F. R. Fosberg 1931-5-14 S- 04867 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Canyon near mouth of Cape Canyon 200 Comment
  RSA228851  Piptatherum miliaceum R. F. Thorne 1971-6-26 40625 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Tujunga Canyon 427 Comment
  RSA600160  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-5-1 9653 A Los Angeles Liebre Mountains Region: Sierra Pelona ridgeline, about 1.5 miles west of Mt. McDill and 1.3 miles south-southeast of Lincoln Crest, the head of Bouquet Canyon. 1463 Comment
  UCR173883  Plagiobothrys arizonicus Scott D. White, Michael Honer 2004-3-30 9962 Los Angeles W Mojave Desert, east edge of the City of Palmdale, c. 1 mi west-northwest of 'Four Points 838 Comment
  RSA626103  Plagiobothrys canescens LeRoy Gross 1999-3-21 127 Los Angeles Santa Susana Mountains: Wiley Canyon, city of Newhall. 457 Comment
  UC78066  Plagiobothrys canescens var. catalinensis T. S. Brandegee May 1890 Los Angeles Santa Catalina Island Comment
  RSA0089550  Plagiobothrys collinus Dan S. Cooper 2015-3-3 315 -8 Los Angeles Los Angeles Basin/Western Transverse Range: Griffith Park, utility road on west flank of Burbank Peak. 320 Comment
  SD237379  Plagiobothrys collinus R. G. Swinney 2009-5-28 10926 Los Angeles Transverse Range; San Gabariel Mountains: Sulphur Springs Campground, South Fork of Little Rock Creek (Waterman Mtn 7.5'Q) 1584 Comment
  POM50666  Plagiobothrys collinus var. californicus A. J. McClatchie 1897-5-2 s.n. Los Angeles Wilmington Comment
  RSA159343  Plagiobothrys collinus var. gracilis P. H. Raven 1962-4-10 17203 Los Angeles San Clemente Island. Summit of Thirst. 579 Comment
  SBBG31245  Plagiobothrys collinus var. gracilis R. F. Thorne 1966-4-5 35804 Los Angeles W slope of Black Jack Mtn 518 Comment
  UCR232371  Plagiobothrys leptocladus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8011 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, 100 m east of Sierra Highway, 240 m north of Avenue F, and 1.3 km south of Avenue E 703 Comment
  POM3834  Plagiobothrys nothofulvus P. A. Munz 1918-4-11 2052 Los Angeles Lone Hill near Glendora. Comment
  SBBG131571  Plantago erecta S. A. Junak 2000-4-15 SCa 1193 Los Angeles Avalon Cyn, near E Summit Rd, 0.4 mi inland from gate at Wrigley Memorial, just S of lone water tank 195 Comment
  RSA736335  Plantago indica Scott D. White, Justin M. Wood 2008-5-19 12017 Los Angeles Whittier Narrows Dam County Recreation Area. San Gabriel River floodplain, between Durfee Ave. and 605 freeway. SCE powerline corridor. 67 Comment
  UCR209000  Plantago indica J. D. Laudermilk 1938-7-28 s.n. Los Angeles San Gabriel Valley, 3 miles north of Claremont Comment
  UCR220182  Plantago indica R. G. Swinney 2009-4-7 10293 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills and S.G. Valley, Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  CATA2045  Plantago lanceolata Steven A. Junak, Mark Hoefs, Lisa Stratton 1998-6-11 717 Los Angeles Santa Catalina Island: Along horse trail/fire road on E side of Avalon Canyon, above golf course 134 Comment
  UC1587620  Plantago major Tim Ross 1991-4-21 4529 Los Angeles Middle Turnbull Canyon, vicinity of old water tank, Whittier Hills (Puente Hills, pro parte) Whittier Hills, Puente Hills 228 Comment
  SBBG131746  Plantago ovata S. A. Junak 1999-4-23 SCa 854 Los Angeles S side of island, on ridge below Triangulation Point "Granite" 481 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
  RSA592019  Plantago patagonica Mark Hoefs 1973-3-13 63 Los Angeles Santa Catalina Island. Upper Avalon Canyon, by water tank above Wrigley Memorial. 290 Comment
  RSA382863  Platanthera leucostachys Louis E. Hoffman 1932-8-14 s.n. Los Angeles Mt. Islip, Angeles National Forest. 2439 Comment
  LA200744  Platanus racemosa Robert G. Engman; sn Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA607908  Platanus racemosa Louis C. Wheeler 1961-6-13 7881 Los Angeles Pacoima Canyon near Dutch Louie Camp. 716 Comment
  CATA2956  Pluchea odorata Sarah Ratay, Ruth Ratay 2006-9-21 100 Los Angeles Santa Catalina Island: Coffeepot canyon 0 Comment
  CAS-BOT-BC244433  Poa annua I. Johnston 1916-12-29 s.n. Los Angeles Claremont Comment
  RSA630375  Poa annua L. C. Wheeler 1967-5-15 9592 Los Angeles San Gabriel Mountains: Elsmere Canyon, near mouth. 441 Comment
  RSA702557  Poa secunda Scott D. White 2004-5-5 10299 Los Angeles Bald Mtn. area, west of Old Ridge Route. 1280 Comment
  UCR143122  Poa secunda F. R. Fosberg 1931-3-24 S- 4343 Los Angeles Channel Islands, Hamilton's Canyon near Avalon, Santa Catalina Island 80 Comment
  UCR208083  Poa secunda V. W. Steinmann 1966-3-30 820 Los Angeles San Gabriel Valley, Pomona, Elephant Hill, east-facing slope above and adjacent to Mission Blvd. at a point 0.5 km southwest of Humane Way 300 Comment
  SJSU2259  Podocarpus macrophyllus C. W. Sharsmith 1942-9-9 4510 Los Angeles Beverly Hills Comment
  UCD98418  Polycarpon tetraphyllum Daryl Koutnik 1978-5-14 s.n. Los Angeles 6922 Hesperia Avenue, Reseda. 213 Comment
  RSA594576  Polygonum arenastrum Louis C. Wheeler 1966-10-12 8965 Los Angeles San Gabriel Canyon, the forks, flat Comment
  RSA0068432  Polygonum aviculare R. G. Swinney 2010-8-16 13541 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR223687  Polygonum douglasii R. G. Swinney 2009-8-25 11484 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  LA4300  Polypodium californicum Carl Epling; Lincoln Ellison 1929-3-30 sn Los Angeles SANTA MONICA MOUNTAINS, Topango Canyon Comment
  LA94067  Polypodium californicum Lawrence L. Kiefer; 1966-3-27 1806 A Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, ca 3 mi above Sunset Blvd. 274 Comment
  POM276873  Polypodium californicum Lyman Benson 1945-2-16 11605 Los Angeles Big Dalton Canyon, Glendora 351 Comment
  RSA689891  Polypodium californicum M. B. Dunkle 1929-1-26 2044 Los Angeles Fern Canyon, Santa Catalina Island. Comment
  SBBG31049  Polypodium californicum R. F. Thorne with P. C. Everett 1965-5-12 Los Angeles Bullrush Cyn 243 Comment
  UCR92092  Polypodium californicum Scott D. White 1995-2-7 2531 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
  UCSB62468  Polypodium californicum Kendall, M. 1921-3-23 Los Angeles Lone Hill, San Dimas Comment
  RSA689885  Polypodium californicum Albert J. Perkins 1913-1-12 s.n. Los Angeles Big Santa Anita Canon Sierra Madre, Calif Comment
  UCSB62301  Polypodium californicum Kiefer, Lawrence 1967-2-12 Los Angeles San Gabriel Mtns., N of Sunland, Gold Creek tributary of Little Tujunga Canyon., ca. 0.5mi down from Yerba Buena Spring 1005 Comment
  UCSB62355  Polypodium californicum Kiefer, Lawrence 1967-4-15 Los Angeles San Gabriel Mtns., N of Altadena, Rubio Canyon, ca. 1/2mi above the dam 609 Comment
  UCSB62378  Polypodium californicum Kiefer, Lawrence 1967-5-13 Los Angeles San Gabriel Mtns., N of Mt. Wilson, Shortcut Canyon, tributary of the W fork of the San Gabriel River 1066 Comment
  UCSB62473  Polypodium californicum Kendall, M. 1921-2-11 Los Angeles Fish Canon Comment
  SEINET235743 Image available Polypogon interruptus Scott D. White 1997-5-8 5085 Los Angeles San Gabriel River Canyon; north of Azusa; Canyon bottom and adjacent slopes below San Gabriel Reservoir. 366 Comment
  LA10126  Polypogon monspeliensis W. O. Griesel; 1935-10-13 sn Los Angeles Boquet Canyon, along edge of stream 761 Comment
  SBBG12193  Polypogon monspeliensis P. H. Raven 1962-5-8 17598 Los Angeles mouth of cyn at S end of Seal Cove 9 Comment
  UCSB70461  Polypogon monspeliensis Gross, LeRoy; Soza, Valerie 2001-6-6 Los Angeles Los Angeles Basin region: Verdugo Mountains, north side; Wildwood Fire Road off of Verdugo Mountain Way dirt fire road; Down the road (north) until you come to bottom of canyon ± shady damp area in dry canyon bed 427 Comment
  CLARK-A1528-4844  Polypogon semiverticillatus John C. Roos 1942-5-22 Los Angeles Hollywood Comment
  CAS-BOT-BC72260  Polystichum imbricans subsp. curtum Geo. B. Grant 1901-7-27 4475 Los Angeles Sturtevant Camp Comment
  POM295168  Populus balsamifera subsp. trichocarpa Lyman D. Benson 1950-3-7 14301 Los Angeles Little Dalton Canyon above Glendora, San Gabriel Mountains, Pacific Slope Drainage Area. 366 Comment
  HSC12497  Populus fremontii subsp. fremontii Wendell Wood 1970-6-22 33 Los Angeles Tujunga Canyon Rd., 3 mi. beyond intersection of Mt. Gleason Ave., Tujunga 457 Comment
  RSA383477  Potamogeton illinoensis Robert M. Perkins 1936-7-5 231 Los Angeles Crystal Lake, Angeles National Forest Comment
  UC472160  Potamogeton pectinatus J. Ewan 1931-10-24 5376 Los Angeles Lake Malibu; Santa Monica Mountains 304 Comment
  RSA774790  Potentilla glandulosa R. G. Swinney 2009-7-23 11390 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  LA200823  Potentilla glandulosa subsp. glandulosa Norman A. Cole; May 1964 423 .14 Los Angeles SANTA MONICA MOUNTAINS, Santa Rosa Valley Canyon, Arroyo Santa Rosa; Camarillo Road. 22 Comment
  POM9864  Potentilla glandulosa subsp. nevadensis Philip A. Munz 1921-6-18 4599 Los Angeles San Antonio Mountains, head of Swartout [Swarthout] Valley. 2073 Comment
  UCD170962  Prunus fasciculata var. fasciculata R. G. Swinney 2009-5-13 10795 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  RSA226195  Prunus ilicifolia subsp. ilicifolia Gary D. Cromwell, David W. Wheat 1971-4-30 593 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtns. 2 miles NE of Glendora. 412 Comment
  RSA653895  Prunus ilicifolia subsp. ilicifolia Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 823 Los Angeles Verdugo Mountains, south side: Stough Canyon, Stough Park, above parking lot SW of intersection of Walnut Avenue and Lockheed View Drive, W of De Bell Municipal Golf Course, SE of Starlight Theater. 366 Comment
  SD69500  Prunus ilicifolia subsp. lyonii Robert F. Thorne 1966-4-7 35970 Los Angeles Santa Catalina Island, in Howland Landing Canyon near road to Johnson's landing 22 Comment
  UC1929651  Prunus ilicifolia subsp. lyonii Mark Elvin, Michael Wall, Jennifer Stone 1996-8-7 308 Los Angeles Channel Islands; San Clemente Island: Conchulagua Canyon. In canyon floor. Comment
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Feb 6 2018
  RSA3538  Prunus lyonii Carl B. Wolf 1932-5-9 3482 Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  RSA191483  Prunus virginiana subsp. demissa Robert F. Thorne, Lindsay Smith 1966-5-28 36359 Los Angeles San Gabriel Mountains, Angeles National forest: SE slope of Blue Ridge at junction of Highway 2 (Angeles Crest) and Blue Ridge Road 2195 Comment
  RSA451457  Prunus virginiana var. demissa Bonnie C. Templeton 1932-5-31 4898 Los Angeles Big Pines Park; San Gabriel Mts. 2088 Comment
  JEPS20529  Pseudognaphalium beneolens Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  SBBG79685  Pseudognaphalium biolettii F. R. Fosberg 1932-5-5 8112 Los Angeles hill N of Avalon 40 Comment
  UCR216751  Pseudognaphalium biolettii R. G. Swinney 2009-2-20 10012 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  UCR273540  Pseudognaphalium biolettii R. G. Swinney 2011-3-18 14139 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA91754  Pseudognaphalium biolettii N. Dunn, J. Ewan 1931-12-6 5560 Los Angeles Stone Canyon, road around Lake, Santa Monica Mts. Comment
  UC31982  Pseudognaphalium californicum J. H. Barber 1897-3-16 69 Los Angeles Santa Monica Experimental Station Comment
  CAS-BOT-BC357041  Pseudognaphalium luteoalbum Timothy S. Ross; Steve Boyd 1994-5-10 7710 Los Angeles Liebre Mountains. Warm Springs Canyon: Spring (un-named, but marked on topo map) along Warm Springs - Fish Canyon Truck Trail (6N32); ca 2160 m NNW of Warm Springs Mtn summit 804 Comment
  RSA0021959  Pseudognaphalium luteoalbum Duncan S. Bell, Caitlin Elam 2013-6-24 5290 Los Angeles Sheep Mountain Wilderness; East Fork of the San Gabriel River, collecting in The Narrows, just south of the mouth of Iron Fork. 899 Comment
  RSA702833  Pteridium aquilinum var. pubescens Scott D. White 2004-4-23 10236 Los Angeles City of Pasadena. Arroyo Seco at La Loma Road bridge crossing. 213 Comment
  POM199535  Pterostegia drymarioides I. W. Clokey, Bonnie C. Templeton 1929-03 4523 Los Angeles Mandeville Canyon. 350 Comment
  IRVC27020  Pulicaria paludosa Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-13 2995 Los Angeles S side of the Santa Clara River, ca 200 m upstream from the mouth of Potrero Creek Santa Clarita Valley 274 Comment
  UCR190082  Pyrola dentata R. G. Swinney 1998-8-27 6813 Los Angeles San Gabriel Mtns., upper Big Horn Ridge area, talus slope north of the ridge 2744 Comment
  SBBG126633  Quercus X acutidens A. Parikh, N. Gale 2011-5-13 3385 Los Angeles Tonner Cyn, just N of rd, 0.5 km W of LA County line; Chino Hills 260 Comment
  UC1135478  Quercus X alvordiana R. St. John 1930-6-17 162 Los Angeles 1.5 mi nw Red Rock Mt.; Santa Barbara National Forest, Tejon Quad. 822 Comment
  UCD21512  Quercus X macdonaldii Janet Takahara 1992-5-16 s.n. Los Angeles Santa Catalina Island, near Avalon. Black Jack Campground, next to tool shed. Comment
  UCD45088  Quercus agrifolia var. agrifolia Antonio F. Machado; Lisa Seemann 1993-3-5 21 a Los Angeles Santa Susana Mtns., Stony Point at the jcn. of Santa Susana Pass and Topanga Cyn. Hwy. 400 m elev. 400 Comment
  CAS-BOT-BC62575  Quercus chrysolepis F. Grimmell 1903-12-30 90 Los Angeles Mount Wilson Trail, near Pasadena Comment
  LA205270  Quercus chrysolepis J. Sauer; 1972-5-1 5076 Los Angeles San Gabriel Mountains, N side of Mt. Pacifico Comment
  RSA0092148  Quercus chrysolepis R. G. Swinney 2011-9-22 15684 Los Angeles San Gabriel Mountains: SE side of Camp Colby (Colby Ranch), Colby Gravy marker, confluence of Inspiration Cyn. & Coldwater Cyn., near spring & watertank. 1140 Comment
  RSA779990  Quercus chrysolepis R. G. Swinney 2009-6-24 11230 Los Angeles summit of Granite Mountain 1988 Comment
  SBBG26454  Quercus chrysolepis R. F. Thorne with M. Z. Thorne 1966-5-31 Los Angeles ridge running from S end of Mt Orizaba, S side of S fork of Fern Cyn 487 Comment
  UC1135368  Quercus chrysolepis A. Lewis Feb 1934 289 Los Angeles Indian Grove Angeles National Forest, San Fernando Quad. 1341 Comment
  UC847899  Quercus chrysolepis Marcus E. Jones, A. M. 1882-2-27 3035 Los Angeles Pasadena Comment
  SEINET13953240 Image available Quercus chrysolepis Elizabeth McClintock 1944-1 Los Angeles Crystal Lake, San Gabriel Mts., Los Angeles Co., Calif. Comment
  CAS-BOT-BC86899  Quercus douglasii E. R. Blakley 1962-10-5 5464 Los Angeles Santa Catalina Island. Middle Ranch Corral in Middle Ranch Canyon 198 Comment
  UCSB34832  Quercus douglasii Lloyd, Robert 1959-3-24 Los Angeles At Oak Flats Fire Station, 10 mi. north of Castaic, Calif, on U.S. Hwy. 99, Tehachapi Mts. 822 Comment
  CAS-BOT-BC86234  Quercus dumosa Le Roy Abrams 1901-4-7 1419 Los Angeles Verdugo Hills Comment
  CAS-BOT-BC86392  Quercus dumosa Herman Knoche 1919-6-24 858 Los Angeles Catalina Island Comment
  UCD45876  Quercus dumosa Karsten Ingebrigtsen; J. M. Tucker 1962-4-17 3 Los Angeles In San Antonio Canyon, 3 miles (by road) northeast of junction of Mt. Baldy Road and Padua Avenue, Los Angeles County, California. Comment
  RSA29751  Quercus durata var. gabrielensis Joseph A. Ewan 1933-7-4 7852 Los Angeles Sturdevant Trail, Santa Anita Canyon, San Gabriel Mountains 1067 Comment
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Feb 3 2011
  RSA476761  Quercus durata var. gabrielensis Anstruther Davidson 1890-05 s.n. Los Angeles Glendale. Comment
  UCD56585  Quercus durata var. gabrielensis Scott D. White; Michael Honer 2004-6-30 10546 Los Angeles San Gabriel Mountains. Mt. Baldy (town). Along Glendora Ridge Rd. Ca. 0.25 mile SE of jtn. w/ Mt. Baldy Rd. 1310 Comment
  CAS-BOT-BC94162  Quercus engelmannii Louis C. Wheeler 1931-11-1 s.n. Los Angeles Foothills 1 mi E Liveoak Canyon, San Gabriel Mts. 670 Comment
  UC1135924  Quercus engelmannii Jerome S. Horton 1936-5-7 326 Los Angeles 0.25 mi se San Dimas reservoir (trail to new Sam Dimas Climatic Station); Pomona Quad., San Dimas 487 Comment
  RSA595640  Quercus garryana var. breweri Steve Boyd, Lauren Raz 1996-10-8 9007 Los Angeles Liebre Mountains region, upper southerly flank of Martindale Canyon, just up from Willow Spring on Forest Service Road 6N08, ca. 0.2 miles northwest of the junction with 6N07. 1402 Comment
  SBBG131608  Quercus ilex S. A. Junak 1999-5-8 SCa 916 Los Angeles Fern Cyn, Cottonwood watershed, just upstream from fenceline, elevated floodplain Comment
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Jul 28 2016
  RSA477303  Quercus john-tuckeri Anstruther Davidson 1893-7-4 s.n. Los Angeles Rock Creek. Comment
  RSA588062  Quercus john-tuckeri Orlando Mistretta 1994-4-15 1045 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1037 Comment
  SJSU3200  Quercus john-tuckeri C. W. Sharsmith 1959-11-29 6713 Los Angeles by Hwy 99 (Ridge Route) c. 10 mi S of Tejon Pass Comment
  UCSB34863  Quercus john-tuckeri Lloyd, Robert 1959-3-24 Los Angeles 5 miles north of Oak Flats Fire Station at upper end of Piru Gorge, West side of U.S. Hwy. 99; Tehachapi Mts., approx. 15 miles north of Castaic 701 Comment
  UC1871096  Quercus kelloggii Tim Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch, Alex Quici 1990-6-27 3875 Los Angeles Liebre Mountain: N slope, along upper portions of the Pacific Crest Trail along ridge just E of Horse Camp Canyon 1487 Comment
  CAS-BOT-BC61542  Quercus lobata Le Roy Abrams 1917-1-19 s.n. Los Angeles Alhambra Comment
  RSA141567  Quercus macdonaldii Percy C. Everett 1960-9-27 24295 Los Angeles Santa Catalina Island, Along Road through Middle Ranch 183 Comment
  UCD47346  Quercus tomentella Larry DeBuhr; Gary Wallace 1972-9-2 700 Los Angeles San Clemente Island, Los Angeles Co; on rocky canyon walls in the second large canyon south of Lemon Tank. On Santa Cruz, Santa Rosa, Santa Catalina, San Clemente Island, and the Guadalupe Island. 365 Comment
  UCR223193  Quercus wislizeni R. G. Swinney 2009-7-22 11300 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  SEINET7143820  Quercus wislizeni var. wislizeni Timothy S. Ross, Steve Boyd 1994-5-10 7750 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon. Lake Hughes 7.5' USGS Quadrangle.; 0 873 Comment
  RSA156021  Rafinesquia californica P. H. Raven 1962-5-1 17505 Los Angeles 0.6 miles above junction of La Tuna Canyon on road to Saddle Peak, Santa Monica Mountains 625 Comment
  RSA226181  Rafinesquia californica Gary D. Cromwell, David W. Wheat 1971-5-14 668 Los Angeles Mystic Canyon, Angeles National Forest, 2 miles NE of Glendora; 396 Comment
  UC75894  Rafinesquia californica unknown April 1901 834 Los Angeles Avalon Catalina Island Comment
  LA97630  Ranunculus californicus Kei Nakai; 1976-4-5 TCSP 1 18 76 Los Angeles Santa Monica Mountains, Topanga Canyon State Park, Topanga Canyon State Park 0.25 mi. from ranger's office 380 Comment
  PASA2628  Ranunculus californicus Ruth M. Evans 1931-3-15 Los Angeles Lone Hill, Glendora Comment
  UC535511  Ranunculus hebecarpus Ira W. Clokey, B. Templeton Apr. 1929 4429 Los Angeles Mandeville Canyon Santa Monica Mountains (n slope) 300 Comment
  UCR19815  Ranunculus hebecarpus Freda Detmers 1929-4-13 s.n. Los Angeles Channel Islands, Santa Catalina Island, horsetrail [probably near Avalon] Comment
  CDA3827  Raphanus raphanistrum L. C. Wheeler 1973-4-8 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains region: Kagel Canyon. Comment
  POM199552  Rhamnus californica I. W. Clokey, Bonnie C. Templeton 1929-06 4586 Los Angeles Mandeville Canyon. 200 Comment
  CAS-BOT-BC59934  Rhamnus crocea Peter H. Raven; Sidney R. Snow 1956-6-30 9527 Los Angeles 2.5 mi. from Alberthill on road to Elsinote. Comment
  LA207742  Rhamnus crocea Willis H. Wheeler; 1931-3-27 sn Los Angeles Live Oak Canyon W of La Verne 380 Comment
  RSA17157  Rhamnus crocea Percy C. Everett 1935-6-25 s.n. Los Angeles San Fernando Valley, Foothill Blvd. 0.7 mi. West of Van Nuys Blvd. 274 Comment
  RSA0039171  Rhamnus crocea D. L. Crawford 1909-4-27 s.n. Los Angeles Claremont. Comment
  RSA0081312  Rhamnus ilicifolia R. G. Swinney 2010-5-7 12590 Los Angeles Lake View Terrace, Oliver Canyon, 0.85 air miles north of I-210 Fwy., c. 100 meters east of cyn. bottom along private dirt service rd. 463 Comment
  UCR132306  Rhamnus ilicifolia John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect two 396 Comment
  RSA390154  Rhamnus tomentella subsp. cuspidata G. R. Johnstone, W. B. McDougal 1930-2-9 s.n. Los Angeles Near Buckhart [Burkhart?] Ranch, Little Rock. N. Foothills San Gabriel Mts. 1220 Comment
  SBBG71099  Rhus aromatica M. N. Ackley -Apr-1928 6 Los Angeles Santa Monica Mtns 274 Comment
  CAS-BOT-BC170454  Rhus integrifolia Peter H. Raven 1959-3-1 13814 Los Angeles Vermont Canyon, Griffith Park - Santa Monica Mountains 243 Comment
  POM305834  Rhus integrifolia Henry J. Ramsey, Henry J. Ramsey 1940-4-10 1084 Los Angeles North of Claremont. Comment
  RSA177710  Rhus integrifolia R. F. Thorne, P. Everett 1965-5-10 34452 Los Angeles Near Echo Lake, Santa Catalina Island. 427 Comment
  UCD116872  Rhus integrifolia Brenda Bird; Gene Nardone 1993-4-18 s.n. Los Angeles Whitney Cyn. Ranch off of San Fernando Rd. in Newhall. Comment
  UCR172735  Rhus integrifolia Sandra Murcia, Gregg Miller 2006-3-10 s.n. Los Angeles South Coast, Palos Verdes Peninsula, NW corner of the intersection of Crestridge Road and Crenshaw Boulevard in the city of Rancho Palos Verdes 366 Comment
  UCR217438  Rhus integrifolia R. G. Swinney 2009-2-26 10038 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  RSA0056314  Rhus laurina Harold L. Pirie 1963-7-4 s.n. Los Angeles Santa Monica Mountains. Along Stunt Road just off Mulholland Highway. 289 Comment
  RSA0083301  Rhus ovata R. G. Swinney 2010-5-25 12961 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
  UCD116934  Rhus ovata Scott Horiuchi; Kelly Robinson 1996-4-28 26 Los Angeles Temescal Canyon, 1 mi along the Temescal Ridge Trail. Comment
  RSA0022253  Rhus trilobata Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5116 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UC1584258  Rhus trilobata Tim Ross, Steve Boyd 1990-6-6 2832 Los Angeles Green Valley Pasture; San Francisquito Canyon 926 Comment
  CAS-BOT-BC92288  Ribes amarum Louis C. Wheeler 1932-3-20 525 Los Angeles San Gabriel Mountains. San Dimas Canyon. 533 Comment
  SBBG93110  Ribes amarum D. Swinney 1990-1-1 1505 Los Angeles Glendora Wilderness Park, Big Dalton Cyn, 0.8 mi E of Glendora Mtn Rd on Big Dalton Cyn Rd 387 Comment
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Mar 6 2013
  UC1922568  Ribes aureum Gary Kovnat with LeRoy Gross 2003-2-16 16 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  RSA0042665  Ribes aureum Laura Moore, Jean Moore 1999-2-6 002 Los Angeles Pitzer College, Claremont: Northeast corner of Outback area. 350 Comment
  LA33882  Ribes aureum var. gracillimum Henry J. Thompson; 1959-3-22 1872 Los Angeles Santa Monica Mountains, Lobo Canyon, 1 mi. W of Triunfo Canyon 243 Comment
  UC447167  Ribes aureum var. gracillimum J. Ewan 1931-2-8 4024 Los Angeles above Monrovia (road to Monrovia Canyon) Comment
  CAS-BOT-BC93070  Ribes californicum var. hesperium C. L. Hitchcock 1932-2-3 s.n. Los Angeles San Gabriel Mountains. Evey Canyon. North of Claremont. 518 Comment
  CAS-BOT-BC93091  Ribes californicum var. hesperium Louis C. Wheeler 1932-1-16 438 Los Angeles Liveoak Wash. 405 Comment
  CAS-BOT-BC93394  Ribes cereum H. E. McMinn 1926-7-22 1778 Los Angeles Bear Flat trail to Mount San Antonio. Comment
  RSA522325  Ribes indecorum Steve Boyd 1990-2-3 3819 Los Angeles San Gabriel Mountains, base of range at Padua Hills, just W of mouth of San Antonio Canyon Comment
  POM441480  Ribes malvaceum var. viridifolium G. R. Proctor 1944-4-9 838 Los Angeles Near Monrovia Peak Trail 1220 Comment
  RSA640830  Ribes malvaceum var. viridifolium Louis C. Wheeler 1931-1-19 s.n. Los Angeles San Gabriel Mountains: San Dimas Canyon. Comment
  UC921822  Ribes malvaceum var. viridifolium I. W. Clokey, B. Templeton 1930-4-2 4607 Los Angeles Mulholland Drive Comment
  CAS-BOT-BC219179  Ribes nevadense Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles Big Pines Camp, San Gabriel Mountains 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
  CAS-BOT-BC168677  Ribes speciosum John Thomas Howell 1928-3-4 3380 Los Angeles Santa Monica Mountains, ne. of Pacific Palisades Comment
  CHSC8455  Ribes speciosum Edward Laidlaw Smith 1958-5-6 427 Los Angeles Palmer Canyon. San Gabriel Mt. Range. San Gabriel River drainage area. S slope. 609 Comment
  SEINET3151844  Ribes speciosum G. B. Grant 1127 Los Angeles Pasadena Comment
  NY201877  Ribes viburnifolium J. B. Walker 1995-12-3 1810 Los Angeles Santa Catalina Island, on Airport Rd, just N of Black Jack Cutoff 120 Comment
  SBBG53165  Ribes viburnifolium S. A. Junak 1978-4-15 SCa 16 Los Angeles overlooking small cove just W of Lyon's Head Pt Comment
  SD107822  Ricinus communis Larry DeBuhr, Gary Wallace 1972-9-2 696 Los Angeles San Clemente Island, below barracks area at Wilson Cove Comment
  RSA0069437  Robinia pseudoacacia R. G. Swinney 2010-6-8 13204 Los Angeles Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail. 546 Comment
  UCR186903  Rorippa nasturtium-aquaticum A. C. Sanders, T. B. Salvato, Michael Honer, et al 2006-4-11 32017 Los Angeles Tehachapi Mtns. Foothills, west end of Antelope Valley, north of Hwy 138 near mouth of Tentrock Canyon, c. 1 mile NW of La Liebre Ranch (High Desert Hunt Club) buildings 945 Comment
  LA52070  Rosa californica W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA550413  Rosa californica Tim S. Ross 1972-7-10 6673 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons. 968 Comment
  RSA598681  Rubus Louis C. Wheeler 1949-5-19 6705 Los Angeles Potrero Heights. Comment
  RSA0020293  Rubus leucodermis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5112 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  UCR209647  Rubus parviflorus R. G. Swinney 2008-7-2 9126 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  UCR101306  Rubus ulmifolius var. inermis L. C. Wheeler 1969-12-22 s.n. Los Angeles Transverse Range; San Gabriel Mtns., Big Santa Anita Canyon at Winter Creek 549 Comment
  RSA0010521  Rubus ursinus LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6802 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA598927  Rubus ursinus Scott D. White 1997-3-12 4747 Los Angeles Zuma Beach; mouth of Zuma Creek, E end of the County Beach. 8 Comment
  RSA654207  Rumex crispus Fred Brooks 1988-5-7 41 Los Angeles San Antonio Canyon, 1.5 mi. above second tunnel at Mountain Rd. turnoff 1372 Comment
  CAS-BOT-BC433246  Rumex crispus Le Roy Abrams 1901-6-1 1731 Los Angeles Ballona Creek Comment
  IRVC28732  Rumex crispus A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-31 25514 Los Angeles Newhall Ranch, central Potrero Canyon, vicinity of old ranch headquarters NE end of Santa Susana Mtns. 313 Comment
  CHSC26243  Rumex hymenosepalus Thomas W. Eakle 1971-5-2 137 Los Angeles Ca. 20 mi. SE of Palmdale, 2 mi. So. of Vincent on Angeles Crest Hwy. in San Gabriel Mtns. 1310 Comment
  RSA65453  Rumex hymenosepalus F. W. Peirson 1919-3-6 1803 Los Angeles New York Ave, Altadena. Comment
  RSA65463  Rumex maritimus F. W. Peirson 1804 Los Angeles San Fernando Valley. Comment
  SEINET6731400 Image available Rumex obtusifolius Joseph Andorfer Ewan 1932-1 7573 Los Angeles Millardo Canyon, just below the falls; San Gabriel Mountains Comment
  CAS-BOT-BC433926  Rumex salicifolius Timothy S. Ross; Steve Boyd 1994-7-7 8157 Los Angeles Liebre Mountains. Upper Cienaga Canyon: South base of Liebre Mountain, just on the N side of the Kelly Ranch inholding (USFS map, 1958; Knapp Ranch, Angeles Nat'l Forest map, 1982). 1018 Comment
  SD85198  Rumex salicifolius Martin A. Piehl 1962-10-3 62500 Los Angeles Santa Catalina Island, Echo lake Comment
  RSA0127376  Rumex salicifolius Louis C. Wheeler 1967-7-20 10133 Los Angeles Aliso Canyon. 1067 Comment
  RSA557821  Salazaria mexicana D. Charlton 1989-4-7 2836 Los Angeles Kentucky Springs, 1 mile south of Highway 14 on Sierra Highway. Comment
  LA212246  Salazaria mexicana Lee Haines; 1954-5-16 s.n. Los Angeles Pines-to-Palms Highway, West slope of Deep Canyon. 1158 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-BC103166  Salix bonplandiana Carl W. Sharsmith 1932-1-17 11 Los Angeles at bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  RSA646293  Salix exigua Orlando Mistretta 1992-7-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA754234  Salix gooddingii Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1780 Los Angeles San Gabriel River Watershed; San Dimas Creek just downstream from dam 404 Comment
  RSA547432  Salix laevigata Tim S. Ross 1992-5-17 6358 Los Angeles San Gabriel Mountains: E Fork of the San Gabriel River; about 80 m S of the mouth of Shoemaker Canyon. Comment
  SBBG59099  Salix laevigata Mrs. H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles lower Topanga Cyn 15 Comment
  SD124466  Salix laevigata Barry Prigge 1986-3-20 6960 Los Angeles Santa Monica Mountains, Medea Creek, just north of Paramount Ranch State Park 231 Comment
  UCR238478  Salix laevigata Orlando Mistretta, Christine Mistretta 2008-4-29 2619 Los Angeles Transverse Ranges; San Gabriel Mountains, Short Cut Station, upper Big Tujunga Canyon, northwest of junction of State Hwy 2 (Angeles Crest Hwy) and Forest Service Route 3N19 (Upper Big Tujunga Canyon Road) 1280 Comment
  CAS-BOT-BC128133  Salix lasiandra var. lasiandra Tim Ross; Steve Boyd 1990-5-29 2709 Los Angeles San Gabriel Mtns: Big Rock Creek, empty, gutted cabin on E side of riparian strip, just upstream from the Gaging Station 1235 Comment
  OBI5717  Salix lasiolepis Carl W. Sharsmith 1932-1-17 10 Los Angeles Lower San Gabriel Cyn, about 9.5 km above Azusa 300 Comment
  UC437311  Salix lasiolepis unknown Feb., 1904 Los Angeles Pasadena Comment
  UCR204212  Salix lasiolepis R. G. Swinney 2001-9-16 8162 Los Angeles San Gabriel Mountains, 100 m east of Little Jimmy Spring Canyon, south Fork, south of Hwy 2, 0.6 mi due east of Mt. Islip and c. 2 mi north of Crystal Lake 2207 Comment
  UCR223556  Salix lasiolepis R. G. Swinney 2009-6-2 10998 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  SEINET4855861  Salix lasiolepis var. bracelinae F. R. Fosberg 1932-1-26 7179 Los Angeles Santa Monica Mts., in bottom of Topanga Canyon. 69 Comment
  CAS-BOT-BC125054  Salix lasiolepis var. lasiolepis H. E. McMinn 1924-7-25 1298 Los Angeles Catalina Island Comment
  SFV21133  Salix lucida subsp. lasiandra J. M. Keefe 2001-2-7 31046 Los Angeles San Rafael Hills Los Angeles, Eagle Rock. Along freeway onramp on north-facing slope, 3 m north of Ventura Freeway (Highway 134), 5 meters east of Figueroa St., southwest of Eagle Rock Park. 280 Comment
  CDA20305  Salsola australis M. O'Brien 2004-11-1 s.n. Los Angeles Southern California Coast; El Pescador State Beach. 0 Comment
  CDA37038  Salsola australis M. O'Brien 2004-11-17 s.n. Los Angeles Southern California Coast; Malibu Creek State Park. Sheet 2 of 2. 0 Comment
  UC1584703  Salsola australis Tim Ross 1991-3-24 4322 Los Angeles ridgeline sloping s. into Turnbull Canyon; Whittier Hills (Puente Hills, pro parte) 292 Comment
  UCR218017  Salsola australis A. C. Sanders, Dan S. Cooper 2010-8-5 38572 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  CDA21288  Salsola australis J. Lanham, K. Gunderman 2007-11-16 JL- 03 Los Angeles Channel Islands; Catalina Island, Salta Verde area. S. facing slopes in coastal scrub on bare ground. 304 Comment
  SBBG131988  Salsola tragus S. A. Junak, R. Philbrick 1990-11-8 SCI 128 Los Angeles Wilson Cove Comment
  RSA0095115  Saltugilia australis P. A. Munz 1925-4-23 9460 Los Angeles San Gabriel Canyon. 488 Comment
  SBBG58396  Saltugilia splendens R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA0110503  Saltugilia splendens subsp. grantii R. G. Swinney 2011-6-7 15088 Los Angeles San Gabriel Mountains; summit of Mount Mooney, 0.4 air-mile east of Angeles Crest Hwy & 0.5 mile north of jct. of Angeles Crest Hwy & entrance to Charlton Flats, 0.32 mi. WNW of Mt. Mooney Rd. jct. with rd. to Stony Ridge Observatory. 1768 Comment
  RSA733721  Saltugilia splendens subsp. grantii R. G. Swinney 2000-6-25 7802 Los Angeles San Gabriel Mtns.: ridge top (hill 4413) on west side of San Antonio Canyon, between Evey Canyon and nameless 1st canyon to north, c. 3/4 mi. west of San Antonio Cyn. Rd. 1345 Comment
  UCR223587  Saltugilia splendens subsp. grantii R. G. Swinney 2009-6-8 11066 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
  RSA469657  Saltugilia splendens subsp. grantii Albert J. Perkins 1915-10-31 s.n. Los Angeles Clear Creek Trail to Big Tujunga, Sierra Madre Mts. Comment
  RSA424347  Salvia apiana William Emboden 1970-6-12 46 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA0048526  Salvia apiana Lee Haines 1935-7-4 s.n. Los Angeles Little Dalton Canyon, San Gabriel Mts. Comment
  RSA0085072  Salvia apiana Shlomo Gat 1959-5-22 52 Los Angeles San Dimas Canyon. Comment
  RSA442847  Salvia apiana William Emboden 1969-5-28 37 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442856  Salvia apiana William Emboden 1969-5-28 46 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  POM4138  Salvia carduacea Marjorie Shaw, Edna Spaulding, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  SEINET12273114  Salvia carduacea Unknown 1933-1 8299 Los Angeles Tehachapi Mountains Comment
  PASA473  Salvia carnosa 4/29 Los Angeles near Palmdale Comment
  RSA0069881  Salvia columbariae R. G. Swinney 2010-4-1 12153 Los Angeles Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Maclay/Harding St., below Forest Service boundary, from wash bottom to 150 m to the west and from 50 to 150 meters north of Maclay. 399 Comment
  RSA0091364  Salvia columbariae R. G. Swinney 2011-4-1 14302 Los Angeles WSW of Littlerock, Cheseboro Canyon, 0.4 mi. south of California Aqueduct, 20-200 m west of Cheseboro Rd. 890 Comment
  RSA570010  Salvia columbariae Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4934 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  SFV15594  Salvia columbariae K. C. Molina, K. L. Garrett 1992-5-10 10 Los Angeles San Gabriel Mountains 4 km northeast Valyermo Ranger Station at Bob's Gap. Gravel hillside. 1200 Comment
  UC1211060  Salvia columbariae Huron H. Smith 1912-5-3 4945 Los Angeles Azusa 243 Comment
  UCR276940  Salvia dorrii R. G. Swinney 2010-5-21 12861 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SDSU7431  Salvia leucophylla D. F Howe 1949-5-29 1985 Los Angeles Santa Monica Mts., 457 Comment
  UC1124756  Salvia leucophylla F. H. Raymond 1930-1-13 30 Los Angeles Head of Pueroc Canyon; Calabasas Quad. 213 Comment
  RSA0053893  Salvia mellifera R. G. Swinney 2010-2-27 11769 Los Angeles San Gabriel Mountains/ Verdugo Mountains: Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east and from the I-210 Fwy. south to Big Tujunga wash. 331 Comment
  RSA434112  Salvia mellifera Edwin Kline 1926-5-9 s.n. Los Angeles Tujunga Canyon. Comment
  RSA578097  Salvia mellifera Tim S. Ross, Steve D. Boyd 1994-5-31 7703 Los Angeles Saddle divide between East Fork Fish Canyon and Warm Springs Canyon: vicinity, crossroads of Warm Springs - Fish Canyon Truck Trail (6N32) and Warm Springs Divide Truck Trail (7N132); ca 2920 m NNW of Warm Springs Mountain summit 854 Comment
  SD186250  Salvia mellifera A. C. Sanders, Helen Kennedy 2005-4-13 29432 Los Angeles Santa Clarita area, lower Mint Canyon at Mint Canyon. 456 Comment
  PASA280  Sambucus cerulea Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  RSA648205  Sambucus mexicana Dan Milojevich 1981-5-17 43 Los Angeles Santa Anita Ave. & Valley Blvd. Comment
  SBBG69485  Sambucus nigra subsp. caerulea R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  UCSB10477  Sambucus nigra subsp. caerulea Haller, John 1950-5-29 Los Angeles Santa Monica Mtns., dirt road between Sepulveda and Mulholland Dr. 381 Comment
  RSA708101  Sanicula arguta Gary D. Wallace 1985-3-3 2189 Los Angeles Near Ventura-Los Angeles county line, 1/4 mi. E of junction of Pacific View Dr. and Deer Creek Rd. 463 Comment
  UCR193474  Sanicula bipinnatifida Dan S. Cooper 2008-3-20 s.n. Los Angeles Los Angeles Basin, clay patch on Peterson Ave. east of Harriman Ave., southwestern South Pasadena 199 Comment
  UCR177796  Sarcostemma cynanchoides subsp. hartwegii LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 394 Los Angeles Vedugo Mountains, Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  NY43188  Satureja douglasii J. B. Walker 1995-6-6 1437 Los Angeles Santa Catalina Island, Middle Canyon, at pump station 400 Comment
  POM186325  Schinus molle L. C. Wheeler 1932-9-6 1352 Los Angeles Thompson wash near La Verne. 373 Comment
  RSA610781  Schinus molle L. C. Wheeler 1932-9-6 1352 Los Angeles Thompson Wash, 2 mi. NE La Verne. 373 Comment
  LA103574  Schismus barbatus Barry A. Prigge; 1986-3-29 7152 .2 Los Angeles San Gabriel Mountains, Soledad Canyon, Santa Clara River at Lang Station Road 518 Comment
  RSA724985  Schismus barbatus K. Dobry 1991-4-4 470 Los Angeles Elsmere Cyn. West San Gabriel Mts Comment
  CAS-BOT-BC111510  Schoenoplectus americanus Alice Eastwood 1906-5-27 100 Los Angeles Bimini Baths Comment
  RSA602205  Schoenoplectus americanus L. C. Wheeler 1945-6-10 6068 Los Angeles South-east of El Monte: San Gabriel River at Slaughter Avenue and Parkway Drive. Comment
  SEINET10320463  Schoenoplectus americanus G. B. Grant 4893 Los Angeles Los Angeles Comment
  UCR101731  Schoenoplectus californicus L. C. Wheeler 1946-7-28 6221 Los Angeles Los Angeles Basin region; San Gabriel Valley, Rio Hondo, 0.25 mi north of San Gabriel Blvd. 58 Comment
  RSA127824  Schoenoplectus californicus Peter H. Raven, H. J. Thompson 1959-9-6 s.n. Los Angeles Santa Monica Mountains: Malibu Creek., 34 deg N, 118 deg -119 deg W. 6 Comment
  UCR95375  Scirpus microcarpus Steve Boyd, Lauren Raz 1996-10-8 8998 Los Angeles Liebre Mountains, Bouquet Canyon, c. 1.7 mi south of the junction with Forest Service Road 6N08 561 Comment
  UC723815  Scrophularia californica Joseph Andorfer Ewan IV 1933 10920 Los Angeles Higgins Canyon; Santa Monica Mts 304 Comment
  UCR86837  Scrophularia californica Scott D. White 1995-4-27 2947 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
  LA91481  Scrophularia californica subsp. californica Bruce Douglas Clayton; Greg Shaw 1972-4-7 82 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway up Labyrinth Hill on deer trail. 548 Comment
  RSA533485  Scrophularia californica subsp. floribunda Tim S. Ross 1991-3-9 4178 Los Angeles Whittier Hills (Puente Hills, pro parte): head of Oak Cyn, SE side of ridgetop knoll. 369 Comment
  RSA650918  Scrophularia californica subsp. floribunda Matt Bogdanoff 1981-5-25 29 Los Angeles Glendora Mtn. Rd., 6.7 mi N of junction with Sierra Madre Ave., N of Glendora. 762 Comment
  SBBG27710  Scutellaria mexicana D. Myrick 1967-6-9 1608 Los Angeles near Pearblossom 914 Comment
  JEPS62867  Scutellaria tuberosa Frank W. Peirson 1918-5-26 178 Los Angeles Henninger Flats; San Gabriel Mountains, Henninger Flats 868 Comment
  RSA0081652  Sedum spathulifolium I. M. Johnston 1917-7-1 1745 Los Angeles [San Gabriel Mountains] Near Brown's Flat. [San Dimas Experimental Forest] 1295 Comment
  CAS-BOT-BC61987  Selaginella asprella I. M. Johnston 1917-7-28 1595 Los Angeles San Antonio Canyon 1752 Comment
  CAS-BOT-BC62026  Selaginella bigelovii Javier Penalosa 1961-5-21 1505 Los Angeles San Gabriel Canyon Comment
  LA200009  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-19 1748 Los Angeles SANTA MONICA MOUNTAINS, Trancas Canyon, ca 3.5 mi from mouth of canyon. 304 Comment
  LA94008  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-12 1682 Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon, ca 0.5 mi from Lobo Canyon turnoff, near road. 304 Comment
  RSA683768  Selaginella bigelovii Meryl B. Dunkle 1939-4-3 7228 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  UC1215286  Selaginella bigelovii Peter H. Raven 1962-5-8 17635 Los Angeles opposite Wilson cove; w slope of San Clemente Isl. 60 Comment
  UCR50733  Senecio breweri L. F. LaPre 1988-5-14 s.n. Los Angeles Western Transverse Range, Lake Hughes, 16 mi west of Lancaster in the San Andreas Rift 1037 Comment
  SEINET11811876  Senecio cineraria W. F. Wight 1907-7-2 1610 Los Angeles East Lake park, Los Angeles Comment
  RSA670371  Senecio douglasii B. C. Templeton, H. J. Andrews 1938-6-22 1700 Los Angeles Mint Canyon Comment
  RSA670435  Senecio douglasii I. W. Clokey 1929-07 4592 Los Angeles Mandeville Canyon, Santa Monica Mountains. 200 Comment
  SEINET7881402 Image available Senecio douglasii G. L. Fisher 1929-1 s.n. Los Angeles San Fernando 305 Comment
  RSA226024  Senecio flaccidus var. douglasii R. F. Thorne, C. W. Tilforth 1971-6-29 40696 Los Angeles San Gabriel Mountains, Angles National Forest: ca. 2.2 miles down Aliso Canyon from junction with Angeles Forest Road. 1037 Comment
  RSA472936  Senecio flaccidus var. douglasii Wm. Martin 1971-7-26 s.n. Los Angeles Big Tujunga wash, north and east of Sunland. Comment
  SDSU481  Senecio flaccidus var. douglasii F. Young Berg 1933-9-30 1610 Los Angeles Beverly Blvd. near Pacific Palisades 75 Comment
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May 15 2014
  UCR108663  Senecio flaccidus var. douglasii L. C. Wheeler 1961-6-13 7875 Los Angeles San Gabriel Mtns., Pacoima Canyon near Dutch Louie Camp 716 Comment
  UCSB27642  Senecio flaccidus var. douglasii Lavinger, S. 1975-10-6 Los Angeles Angeles Crest Highway .3 miles north of Angeles Crest Ranger Station; San Gabriel Mountains 762 Comment
  RSA641675  Senecio ionophyllus Orlando Mistretta 1993-7-6 934 Los Angeles San Gabriel Mountains: Dawson Saddle at head of Dawson Saddle Trail 2409 Comment
  CAS-BOT-BC341195  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Santa Catalina Island. Between Avalon & Pebbly Beach 30 Comment
  UCR261387  Senecio vulgaris R. G. Swinney 2010-2-27 11720 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  CDA7659  Senecio vulgaris L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains, ridge east of Ham Canyon. Comment
  RSA473105  Senecio vulgaris Elbert Benjamine 1929-3-17 107 Los Angeles Vacant lot, Burbank Comment
  CAS-BOT-BC243580  Setaria parviflora H. E. Hasse 1892-11-1 18 Los Angeles Streets of Los Angeles Comment
  RSA602262  Setaria viridis L. C. Wheeler 1966-10-22 9046 Los Angeles Grandad's Ranch, Aliso Canyon. Comment
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Nov 23 2015
  RSA447536  Sherardia arvensis F. McCulloch 1931-5-18 s.n. Los Angeles Los Angeles. Comment
  RSA433865  Sidalcea malviflora Anstruther Davidson 1890-09 s.n. Los Angeles San Gabriel Comment
  RSA95386  Sidalcea malviflora subsp. sparsifolia F. W. Peirson 1951-2-26 2064 Los Angeles Inglewood Comment
  POM158278  Silene gallica M. B. Dunkle 1928-5-12 1921 Los Angeles Empire Landing, Santa Catalina Island. 30 Comment
  UC1587634  Silene gallica Tim Ross 1991-4-21 4543 Los Angeles ridge of n side Turnbull Canyon Whittier Hills, Puente Hills pro parte, Turnbull Canyon (Puente Hills, pro parte, Whittier Hills) Comment
  RSA608504  Silene gallica L. C. Wheeler 1930-5-31 46 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  UCD98709  Silene gallica M. Vincent 1963-4-25 319 Los Angeles Santa Monica Mountains, one fourth mile east of Cornell Road on Mulholland Highway. Comment
  RSA477941  Silene laciniata subsp. major L. E. Hoffman 1929-4-13 s.n. Los Angeles Trail Canyon, Angeles National Forest. Comment
  CLARK-A1528-5135  Silene verecunda subsp. platyota John C. Roos 1937-5-31 760 Los Angeles San Gabriel Mountains Comment
  RSA332897  Silene verecunda subsp. platyota Wayen E. Sawyer 1981-7-24 110 Los Angeles San Gabriel Mountains, Angeles National Forest: Crest trail, ca. 0.5 mi. SE of Little Jimmy Spring and 1.1 mi. W of Mt. Hawkins 2438 Comment
  SFV15547  Silybum marianum R. K. Stachelek 1992-5-2 34 Los Angeles Santa Monica Mountains Roadside of Las Virgenes Road, about 1 mile north of Tapia Park entrance. 180 Comment
  UCR213686  Sisymbrium altissimum Justin M. Wood 2009-6-1 792 Los Angeles San Gabriel Mountains, Mill Creek Summit, roadside turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction 1402 Comment
  UCR255808  Sisymbrium altissimum R. G. Swinney 2010-5-12 12748 Los Angeles San Gabriel Mountains, Soledad Canyon near Kentucky Springs, 2.2 miles west of Angeles Forest Hwy, 1.4 miles west of Vincent Grade Acton Station (RR), from Foreston Dr. to 200 m east on the south side of West Carson Mesa Rd. 921 Comment
  RSA356026  Sisymbrium irio R. F. Thorne 1973-3-14 42651 Los Angeles San Dimas Canyon near its mouth. Comment
  UCR260333  Sisymbrium orientale R. G. Swinney 2010-5-4 12542 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
  POM1770  Sisyrinchium bellum Los Angeles High School pupils 1903-05 s.n. Los Angeles Laurel Canyon. Comment
  RSA366924  Sisyrinchium bellum M. Bisbee 1917-5-1 60 Los Angeles East hills of Eagle Rock Valley Comment
  RSA366930  Sisyrinchium bellum E. A. McGregor 1964-4-28 s.n. Los Angeles near foothills, Claremont Comment
  LA210405  Solanum douglasii Nesta Hutchinson; 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  RSA670308  Solanum douglasii Joseph M. Keefe 2001-3-19 31163 Los Angeles San Rafael Mountains. 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, CA 91208 466 Comment
  SBBG42270  Solanum douglasii M. B. Dunkle 1939-4-3 7225 Los Angeles Chenetti Cyn Comment
  UCR92662  Solanum douglasii Scott D. White 1996-3-18 3838 Los Angeles Marina del Rey area, Ballona Creek, floodplain and adjacent N-facing slope, west of Lincoln Blvd. and south of Jefferson Blvd. 30 Comment
  CATA2966  Solanum elaeagnifolium Oden Vanderwiel Los Angeles Santa Catalina Island: Old stables by golf course in Avalon 24 Comment
  RSA427319  Solanum physalifolium var. nitidibaccatum Anstruther Davidson 1889-08 s.n. Los Angeles Los Angeles. Comment
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Dec 27 2018
  RSA0069830  Solanum umbelliferum R. G. Swinney 2010-3-22 12015 Los Angeles West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  UCR252891  Solanum umbelliferum R. G. Swinney 2010-5-11 12647 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
  RSA647973  Solanum umbelliferum Michelle Manolovitz, Brian Manolovitz 1992-5-12 21 Los Angeles Santa Fe Dam, 15501 E. Arrow Highway, Irwindale; 500 feet north of park office. Comment
  RSA427376  Solanum wallacei Blanche Trask 1901-03 3366 Los Angeles Avalon, Santa Catalina Island. Comment
  LA51827  Solanum xanti Louis Wheeler; 1932-2-20 446 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  LA58135  Solanum xanti A. M. Johnson; 1928-2-16 2779 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  NY820418  Solanum xanti M. H. Kinsey 1935-3-13 s.n. Los Angeles Bel Air Estates, Santa Monica Mts., W. Los Angeles Comment
  POM4685  Solidago canadensis var. gilvocanescens J. Q. Adams 1905-1 s.n. Los Angeles Soldiers Home. Comment
  SEINET11801799  Solidago confinis J. F. Bright, Wyman, C. 1932-1 7973 Los Angeles Hollywood Comment
  UCSB27682  Solidago velutina subsp. californica Lavinger, S. 1975-10-26 Los Angeles Charlton Flats Camp Grounds, near camp site #21; San Gabriel Mountains 1645 Comment
  RSA651605  Sorghum halepense W. P. Yeager 1948-5-20 s.n. Los Angeles at Ranch Anita 2 1/2 mi. S.W. Covina. Comment
  SBBG19095  Sorghum halepense M. A. Piehl 1963-7-26 63674 Los Angeles 0.5 mi E of Saugus Comment
  LA33432  Sorghum halepense Peter H. Raven; 1959-3-1 13817 Los Angeles SANTA MONICA MOUNTAINS, Vermont Canyon, Griffith Park 243 Comment
  RSA5888  Spartina foliosa C. B. Wolf 1932-9-16 4108 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  UCR4226  Spartium junceum Lloyd Clark 1965-3-20 s.n. Los Angeles San Gabriel Mtns., At entrance to Palmer - Evey fire road above Claremont 701 Comment
  RSA477981  Spergula arvensis Robert Gustafson 1981-4-14 2160 Los Angeles Ballona Wetlands, area 2 Comment
  SFV12397  Spergularia bocconi D. L. Koutnik 1978-4-21 404 Los Angeles San Rafael Hills Glendale, at east end of Glenoaks Ave. near Scholl Canyon Park. 305 Comment
  UCR210073  Spergularia villosa A. C. Sanders 2009-11-6 37205 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  RSA0098582  Spergularia villosa F. W. Peirson 1923-4-8 3449 Los Angeles San Clemente Island, back from Wilsons Cove. Comment
  RSA446655  Stachys bullata E. Crow 1929-5-5 354 Los Angeles Santa Monica Mountains: Pacific Palisades. Comment
  SEINET9297262  Stachys bullata Unknown 2009-4-16 10350 Los Angeles San Gabriel Mountains Comment
  RSA714796  Stanleya pinnata Mark Elvin 2003-4-9 2468 Los Angeles Santa Clarita Valley: Newhall Ranch Commerce Center, canyon N of SR 126 from Grapevine Mesa . 335 Comment
  CDA25159  Stanleya pinnata G. C. Fleischman 1943-8-8 Los Angeles Between Palmdale & Littlerock. 0 Comment
  SD186098  Stebbinsoseris heterocarpa A. C. Sanders, T. B. Salvato 2005-4-26 29742 Los Angeles Santa Clarita area, bowl between ridges at northeast end of Cruzan Mesa, just south of Vasquez Canyon Road. 594 Comment
  UCR125430  Stellaria media A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-5 25715 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
  RSA716214  Stellaria media Andrea Edwards, Pam De Vries 2006-4-11 84 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  CAS-BOT-BC397703  Stellaria nitens Munz; Street; Williams 1919-3-15 2409 Los Angeles South Hills, Pomona Comment
  IRVC26307  Stephanomeria cichoriacea Mark A. Elvin, Cathleen Weigand 2003-5-22 2907 Los Angeles crest of mountains at head of Salt Canyon, Newhall Ranch Santa Susana Mtns. 915 Comment
  SEINET11800542  Stephanomeria cichoriacea J. F. Bright, Wyman, C. 1931-1 5669 Los Angeles around Hollywood Comment
  SBBG19124  Stephanomeria diegensis M. A. Piehl 1963-12-7 631058 Los Angeles near shore opposite Pyramid Head 9 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
  RSA654442  Stephanomeria exigua subsp. coronaria Valerie L. Soza, Ileene Anderson, LeRoy Gross 2000-6-6 979 Los Angeles Verdugo Mountains, southwest side: North of Chandler Fire Road (Verdugo Mtwy), NW of ''La Tuna'', above Chandler Canyon, S of La Tuna Canyon. 426 Comment
  UC55086  Stephanomeria exigua subsp. coronaria Miss E. D. Palmer Los Angeles Comment
  UC92367  Stephanomeria pauciflora A. W. Anthony 1894-6-5 Los Angeles San Fernando Comment
  UCR210135  Stephanomeria virgata R. G. Swinney 2008-8-13 9392 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.3 mi. east of Fenner Canyon 1860 Comment
  UCR205567  Stipa coronata R. G. Swinney 2008-5-30 8902 Los Angeles San Gabriel Mtns., San Gabriel Canyon along old road/trail at El Encanto [El Encanto Azusa River Wilderness Park, 0.2 mi. upstream from park admin. buliding -- R.G.S., 2010] 256 Comment
  IRVC27963  Stipa lepida A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26121 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
  UCR209895  Stipa occidentalis R. G. Swinney 2008-7-24 9282 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  UCR190888  Stipa parishii R. G. Swinney, Cody Clarke 2001-6-20 7992 Los Angeles San Gabriel Mtns., summit of Mt. Lewis, NW of Dawson Saddle 2560 Comment
Read comments
Feb 6 2013
  UCR177488  Stipa speciosa LeRoy Gross 2005-5-3 221 Los Angeles Transverse Range; San Gabriel Mountains, west terminus of Holcomb Ridge, west of Big Rock Creek, along the east [and] NE side of hill. North of Fort Tejon Road, west of Valyermo Road [also T5N, R9W SW/4 sec. 31] 1215 Comment
  UCR24523  Stipa speciosa K. K. Muller 1972-5-2 3081 Los Angeles Edge of Mojave Desert at Red Rover Mine turn-off from State Hwy 14 between Los Angeles and Palmdale Comment
  POM156283  Stuckenia pectinata Le Roy Abrams 1902-6-19 2575 Los Angeles Soldier s Home Comment
  RSA594994  Stuckenia pectinata Mark Haefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-14 14 Los Angeles Santa Catalina Island. By upper Cape Canyon Reservoir. 323 Comment
  SBBG117054  Stylocline gnaphaloides S. A. Junak with K. Kirkland 2001-4-14 SCa 1451 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 304 Comment
  SBBG63197  Stylocline gnaphaloides R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  RSA727373  Stylocline psilocarphoides R. G. Swinney 1998-5-16 6080 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  RSA438625  Suaeda moquinii Frances M. Morey s.n. Los Angeles Culver City Comment
  CHSC4737  Swertia neglecta Mary MacArthur 1967-6-24 51 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping always to right--left side of road by intermittent stream bed, Angeles National Forest. 1584 Comment
  RSA177665  Symphoricarpos mollis Percy C. Everett 1965-5-12 34629 Los Angeles Upper end of Middle Canyon, Santa Catalina Island 305 Comment
  RSA762426  Symphoricarpos rotundifolius var. parishii R. G. Swinney 2008-10-16 9612 Los Angeles Big Pine Meadow 2061 Comment
  UC63981  Symphoricarpos rotundifolius var. parishii Geo. R. Hall Sep 1904 Los Angeles Swartout Canyon; San Antonio Mts. Comment
  UCR210152  Symphoricarpos rotundifolius var. parishii R. G. Swinney 2008-10-16 9612 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  HSC101725  Symphyotrichum greatae Scott D. White 2004-8-20 10733 Los Angeles San Gabriel Mountains; Upper Big Tujunga Canyon. West of Upper Big Tujunga Canyon Road, about 2 air miles north of junction with Angeles Crest Highway. 1067 Comment
  JEPS22809  Symphyotrichum greatae I. M. Johnston 1917-9-16 1725 Los Angeles Coldwater Canon San Antonio Mountains, San Gabriel Watershed 1219 Comment
  RSA586984  Syntrichopappus fremontii Orlando Mistretta 1992-5-8 312 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  RSA0111923  Tauschia parishii R. G. Swinney 2011-5-19 14785 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek. 1073 Comment
  UC1619324  Tauschia parishii Timothy S. Ross, Steve Boyd 1990-5-23 2620 Los Angeles north-northwesterly ridge descending from Messenger Peak (6015 ft) (near headwaters of Mill Canyon and Moody Canyon); San Gabriel Mountains, Mount Gleason area 1645 Comment
  HSC24301  Tetradymia axillaris Nels Rinden 1971-5-2 27 Los Angeles 10 mi. SW of Victorville, 0.5 W of Hwy. 395 on road to Phelan in Mojave Desert 1220 Comment
Read comments
Aug 13 2014
  SEINET12120311  Tetrapanax papyriferus Unknown 1945-1 s.n. Los Angeles El Monte Comment
  LA209786  Thelypteris puberula var. sonorensis Lawrence L. Kiefer; 1967-5-15 3273 Los Angeles San Gabriel Mountains, N of Monrovia , Monrovia Cyn, ca 1/8 mi below the first falls 518 Comment
  RSA660399  Thinopyrum intermedium Orlando Mistretta 1992-6-17 588 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  RSA762409  Thinopyrum intermedium Orlando Mistretta, Christine Mistretta 2008-5-9 3013 Los Angeles Southern California Edison transmission line corridor (Segment 11, structure 63) per TRTP Survey 2008), in the vicinity of Arroyo Seco Canyon. 844 Comment
  JEPS54047  Thlaspi arvense Frank W. Peirson 1918-5-26 66 Los Angeles Henninger Flats; San Gabriel Mts., Henninger Flats 868 Comment
  SEINET10612278  Thuja Carl C. Epling Epling s.n. 1924 Los Angeles Comment
  SBBG70330  Thysanocarpus curvipes R. Hoffmann 1925-5-16 Los Angeles East Bouquet Cyn Comment
  UCR186952  Thysanocarpus curvipes A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31951 Los Angeles Tehachapi Mtns. Foothills, south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake 1067 Comment
  OBI70625  Thysanocarpus curvipes subsp. curvipes Steve Boyd, Lauren Raz 1997-5-1 9652 B Los Angeles Liebre Mts Region: Sierra Pelona ridgeline, about 1.5 mi W of Mt. McDill and 1.3 mi SSE of lincoln Crest, the head of Bouquet Cyn. T6N R13W E1/2 NW 1/4 sec 31 1512 Comment
  RSA0041848  Thysanocarpus curvipes var. curvipes Steve Boyd, Orlando Mistretta 1996-5-1 8752 Los Angeles Liebre Mountains, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08. 1524 Comment
  UCR281668  Thysanocarpus desertorum R. G. Swinney 2014-4-17 16105 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  CHSC95786  Thysanocarpus laciniatus LeRoy Gross; Naomi Fraga 2002-4-4 510 Los Angeles Los Angeles Basin: Verdugo Mountains Region: 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 abandoned. 532 Comment
  SD217254  Thysanocarpus laciniatus Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4438 Los Angeles San Clemente Island, east side of island; Bryce Canyon near Malo Point. Comment
  UCR189380  Thysanocarpus laciniatus R. G. Swinney 1998-5-30 6174 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Fern Canyon 890 Comment
  CATA3471  Tragopogon porrifolius Stuart Olshevski, Jaimie Choi, Julia Parish, Tobias Nickel 2017-5-30 007 Los Angeles Santa Catalina Island: Channel side; Junction of Toyon Road and ridge trail to Campus By the Sea on edge between Toyon Bay and Gallagher Beach watersheds 317 Comment
  SFV20781  Tribulus terrestris J. N. Hogue 2007-6-6 s. n. Los Angeles San Fernando Valley Los Angeles, Northridge, CSUN campus. 260 Comment
  LA200629  Trichostema lanatum W. R. Ernst; May 1947 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0080076  Trichostema lanatum R. G. Swinney 2010-6-4 13047 Los Angeles Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 473 Comment
  RSA447098  Trichostema lanatum Fordyce Grinnell Jr. 1910-6-11 s.n. Los Angeles Mountain situations, San Gabriel Mountains Comment
  RSA447145  Trichostema lanatum Ron Yee 1979-5-12 130 Los Angeles Winding Way, private road near Malibu. 152 Comment
  RSA642708  Trichostema lanatum Orlando Mistretta 1992-7-13 697 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  UCLA54839  Trichostema lanatum Dunn and Lewis 1942-6-4 1424 Los Angeles Ridge Route (US 99) 1.4 mi N of Frenchman Flat Public Camp Comment
  HSC79888  Trichostema lanceolatum James Henrickson 1972-11-2 8092 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd 372 Comment
  POM188629  Trichostema parishii Louis C. Wheeler 1932-7-2 919 Los Angeles San Gabriel Mts. Wolfskill Canyon-Browns Flat trail. 1311 Comment
  RSA746420  Trifolium Orlando Mistretta 1994-7-12 1402 Los Angeles Along trail, S. Fork of Big Rock Creek. Surveying from Reed Spring to Islip Saddle. Comment
  UCR138705  Trifolium albopurpureum L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mtns, Spring Hill, San Antonio Canyon 1220 Comment
  POM349144  Trifolium albopurpureum Anstruther Davidson 1890-04 s.n. Los Angeles [No location information provided.] Comment
  RSA592215  Trifolium albopurpureum var. albopurpureum L. C. Wheeler 1967-5-12 9460 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA599660  Trifolium albopurpureum var. albopurpureum Steve Boyd, Lauren Raz 1997-5-1 9678 Los Angeles Liebre Mountains region: Sierra Pelona Ridge east of San Francisquit Canyon and south of Leona Valley, along the Leona Divide truck trail (6N04.1) at sharp hairpin turn, head of Dowd Canyon. 1219 Comment
  RSA91500  Trifolium ciliolatum F. W. Peirson 1919-4-19 378 Los Angeles Pacoima Canyon; San Gabriel Mountains Comment
  RSA187882  Trifolium depauperatum var. amplectens Robert F. Thorne 1966-4-7 35986 Los Angeles Santa Catalina Island. S of Parson Landing and SW of Arrow Point, W. end island. 61 Comment
  RSA545208  Trifolium depauperatum var. amplectens Tim S. Ross 1992-4-14 6184 Los Angeles San Clemente Island: central E side of island; 'mouth' of Nanny Canyon 180 Comment
  UCD109750  Trifolium gracilentum A. C. Sanders; Tricia Wotipka 2003-4-28 26093 Los Angeles Western San Gabriel Mountains. Castaic Mesa, E of the filtration plant and Lake Hughes Road, N of Charlie Canyon. 426 Comment
  POM349431  Trifolium gracilentum Samuel R. Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon. 396 Comment
  RSA724589  Trifolium gracilentum K. Dobry 1992-10-25 d- 1110 Los Angeles Santa Monica Mts. in the City of Westlake at So. end of Las Virgenes Reservoir at So. end of Lindero Cyn. Comment
  RSA659738  Trifolium gracilentum var. palmeri Orlando Mistretta, Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 97 -a Los Angeles San Clemente Island. Comment
  SFV16224  Trifolium hirtum P. A. Krueger 1994-5-18 46 Los Angeles San Gabriel Mountains 1.9 miles north on Mount Lowe Truck Trail from Chaney Trail. 950 Comment
  RSA0091866  Trifolium macraei Steven A. Junak, Ralph N. Philbrick 2001-5-17 SCa- 1525 Los Angeles Santa Catalina Island. E of Little Harbor, near Sheep Chute Ridge Road, ca. 0.4 mile from intersection with Little Harbor Road, overlooking Campo Blanco Canyon. 97 Comment
  POM349465  Trifolium microcephalum M. B. Dunkle 1929-4-14 2128 Los Angeles Haypress, Santa Catalina Island Comment
  RSA748833  Trifolium microcephalum Justin M. Wood 2009-4-13 481 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  SD252338  Trifolium microcephalum Steven A. Junak, Keri Kirkland. 1998-4-30 Sca 579 Los Angeles Santa Catalina Island: Along N side of ridge on N side of Hamilton Canyon. 244 Comment
  POM18228  Trifolium microcephalum Philip A. Munz 1923-4-8 6603 Los Angeles San Clemente Island, Wilsons [Wilson] Cove Comment
  RSA599698  Trifolium microcephalum L. C. Wheeler 1936-6-25 4190 Los Angeles San Gabriel Mountains: Tanbark Flat, San Dimas Canyon. 853 Comment
  RSA91112  Trifolium microcephalum P. B. Kennedy 1907-4-12 s.n. Los Angeles Avalon, Santa Catlina Island. Comment
  LA210265  Trifolium repens Elizabeth Levine; 1949-5-3 3690 Los Angeles West Los Angeles Comment
  RSA659740  Trifolium tridentatum Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 98 Los Angeles San Clemente Island. Comment
  RSA762698  Trifolium variegatum R. G. Swinney 2008-7-24 9350 Los Angeles Waterman Mountain, ski runway on east-facing slope. 2390 Comment
  CATA974  Trifolium willdenovii Mark L. Hoefs 1994-5-21 1843 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  SBBG96807  Trifolium willdenovii S. Boyd with T. Ross, L. Arnseth 1990-4-7 4235 Los Angeles lower half of China Cyn, dunes at cyn mouth Comment
  RSA605017  Trifolium wormskioldii L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  SBBG117053  Triodanis biflora S. A. Junak with K. Kirkland 2001-4-14 SCa 1445 Los Angeles upper portion of Middle Cyn, just upslope from E side of Middle Cyn Rd, ca. 1.2 mi from jct with Airport Rd 304 Comment
  POM145282  Triodanis biflora C. L. Hitchcock 1928-5-3 s.n. Los Angeles Santa Ynez Canyon, San Monica Mountains. Comment
  SD90513  Triteleia clementina Robert F. Thorne 1966-4-17 36122 Los Angeles San Clemente Island, on steep canyon slope near bottom of Box Canyon, northwest of Horse Canyon, Southwest of Thirst. 213 Comment
  UC557688 Image available Triteleia clementina Nell Murbarger 1936-3-1 79 Los Angeles e side San Clemente Island Comment
  RSA229140  Triteleia dudleyi Robert F. Thorne, C. W. Tilforth 1971-6-30 40816 Los Angeles Angeles National Forest: S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area 1555 Comment
  RSA604526  Tropaeolum majus Mark Hoefs, S. Junak, J. Takara, K. Kirkland 1995-11-10 2557 Los Angeles Santa Catalina Island, beach at Empire Landing. 3 Comment
  CAS-BOT-BC67488  Tropidocarpum gracile Louis C. Wheeler 1934-4-2 2498 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  SBBG25100  Tropidocarpum gracile D. Myrick 1966-3-31 1314 Los Angeles Pearblossom Comment
  LA205678  Turricula parryi Joseph Andorfer Ewan; 1929-7-9 2067 Los Angeles San Gabriel Mountains, between Mount Wilcon and Opid's Camp Comment
Read comments
Dec 18 2014
  CAS-BOT-BC73956  Turritis glabra Geo. B. Grant Apr. 14 s.n. Los Angeles Arroyo Seco. Comment
  RSA595177  Typha latifolia L. C. Wheeler 1946-8-28 6270 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  RSA584502  Umbellularia californica T. S. Ross 1992-5-24 6408 Los Angeles San Gabriel Mountains: Lower Brown s Gulch: just W of the San Gabriel Dam 463 Comment
  SFV6192  Umbellularia californica R. M. Muran 1974-2-17 23 Los Angeles Santa Monica Mountains Near creek in Zuma Canyon. 396 Comment
  UCR115985  Umbellularia californica A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23263 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 915 Comment
  UCR271850  Uropappus lindleyi R. G. Swinney 2010-3-24 12047 Los Angeles San Gabriel Mountains, Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  CDA22285  Urtica dioica subsp. holosericea Phillipson 1915-6-17 Los Angeles South Monrovia. Comment
  RSA433853  Urtica urens M. B. Dunkle 1929-3-17 2069 Los Angeles Black Jack, Santa Catalina Island. Comment
  SBBG122035  Urtica urens S. D. White, B. Leatherman 2005-3-18 10794 Los Angeles "South Hills," just N of Interstate 210, ca. 0.3 air mi ENE of the I-210/Sunflower intersection; Glendora 305 Comment
  UC1587738  Urtica urens Tim Ross 1991-4-21 4502 Los Angeles near mouth of Turnbull Canyon (Whittier Hills (Puente Hills, pro parte), Turnbull Canyon drainage); Whittier Hills, Turnbull Canyon 153 Comment
  PASA48  Urtica urens Sally Ellis 1939-4-28 Los Angeles Claremont Comment
  RSA0020309  Urtica urens D. C. Pearson 961 Los Angeles Bubrush[Bulrush] Canyon. 790113. [Santa Catalina Island.] Comment
  UCR11347  Vaccaria vulgaris Margaret-Lee Dean 1965-4-18 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, Near intersection of South Street and Cherry Ave., North Long Beach 30 Comment
  UC1070437  Venegasia carpesioides Jerome S. Horton 1936-4-28 312 Los Angeles n end San Dimas Reservoir; Pomona Quad., San Dimas watershed Comment
  UCR16852  Venegasia carpesioides John Milbauer 1976-5-15 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., near Old Topanga Canyon Rd Comment
  UCR24154  Venegasia carpesioides John C. Roos 1942-3-14 998 Los Angeles Western Transverse Range; Santa Monica Mtns., Sepulveda Canyon, West Los Angeles 350 Comment
  RSA427263  Verbascum virgatum Robert Gustafson 1981-4-14 2173 Los Angeles Ballona Wetlands, Area 3. Comment
  SFV6942  Verbena lasiostachys var. scabrida T. Gordon, K. A. Wilson, M. H. Grayum, K. Felt 1974-8-31 633 Los Angeles Santa Monica Mountains Malibu Creek at Tapia Park. 137 Comment
  RSA5876  Verbena scabra Carl B. Wolf 1932-9-16 4093 Los Angeles Bryant Ranch, 100 to 150 ft W of State Highway at SE corner of Pacific Western Oil Co. lease in 1705 acre portion 2 Comment
  IRVC29261  Verbena tenuisecta A. C. Sanders 2003-5-26 26853 Los Angeles 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 San Gabriel Valley 171 Comment
  SEINET12645417  Veronica anagallis-aquatica Unknown 1971-6-26 40615 Los Angeles Plants of California Los Angeles County SAN GABRIEL MTS., ANGELES NATIONAL FOREST: Shallow water at mouth of Big Tujunga Canyon, elev. c. 1400 ft.; Comment
  SD186347  Veronica serpyllifolia subsp. serpyllifolia Andy C. Sanders 2003-5-1 26286 Los Angeles San Gabriel Valley; Irwindale, near boundary of Azusa, south side of Montoya St. just east of Irwindale Ave., south of I-210 170 Comment
  UCR260084  Vicia americana Mitch Provance, Callen Huff 2009-4-29 10703 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile NE of Gorman; site PO1087 1390 Comment
  POM349900  Vicia americana Anstruther Davidson 1921-6-1 s.n. Los Angeles Tacoma Canyon Comment
  LA201684  Vicia benghalensis Arthur C. Gibson; 2003-5-15 4828 Los Angeles Santa Monica Mountains, Rocky Oaks National Recreation Area, near Mulholland and Malibu Canyon Rd Comment
  RSA397984  Vicia ludoviciana subsp. ludoviciana Anstruther Davidson 1890-06 s.n. Los Angeles Glendale. Comment
  SD252334  Vicia villosa subsp. varia Steven A. Junak 1999-5-6 Sca 879 Los Angeles Santa Catalina Island: Just W of Cherry Cove, plant stop. N-facign slope along road. 60 Comment
  UCR200201  Vicia villosa subsp. varia Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 899 Los Angeles Transverse Ranges; Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank 488 Comment
  CATA3027  Vinca major Amy Catalano, Tyler Dvorak 2016-3-12 033 Los Angeles Santa Catalina Island: Northeast side of Middle Ranch Road in small drainage about 250 meters down canyon from Pumphouse 2 354 Comment
  POM9690  Vinca major P. A. Munz 1920-03 4306 Los Angeles Cobal s Canyon, north of Claremont. 427 Comment
  LA200877  Viola pedunculata A. M. Johnson; 1928-2-16 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SBBG128447  Viola pedunculata M. L. Hoefs, D. R. Hoefs, H. Greene 1992-4-15 1771 Los Angeles open slope above Parson's Landing 213 Comment
  SEINET197226 Image available Viola pedunculata R. B. Houghton 1949-4-12 1451 Los Angeles Puente Hills Comment
  POM3024  Viola sheltonii I. M. Johnston 1917-7-1 1759 Los Angeles Near Brown's Flat in Fern Canyon. 1280 Comment
  SEINET6180541  Vitis girdiana Louis C. Wheeler 1966-11-27 9162 Los Angeles San Gabriel Mountains. Monrovia Canyon at confluence with Sawpit Canyon.; 0 373 Comment
  POM352948  Vulpia bromoides Gary D. Wallace 1979-4-19 1680 Los Angeles Mojave Desert, W of Palmdale, N of Elizabeth Lake near north end of Munz Ranch Road. Comment
  CAS-BOT-BC199953  Vulpia microstachys var. ciliata Timothy S. Ross 1995-4-26 8391 Los Angeles Head of Liebre Gulch drainage along Forest Service Road 8N05, between Sandberg and Bald Mountain; 1740 feet W of Sandberg BM (4164 ft.) 1208 Comment
  CAS-BOT-BC184332  Vulpia microstachys var. pauciflora P. Munz; L. Street 1919-4-19 2479 Los Angeles Lone Hill Comment
  RSA582065  Vulpia microstachys var. pauciflora Timothy S. Ross 1993-4-22 6902 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft.); 750 meters due N of Cactus Peak summit; northerly slope draining to middle Bullrush Canyon. 320 Comment
  RSA713095  Vulpia microstachys var. pauciflora LeRoy Gross 2005-5-3 2236 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, than back to 34.47336N, 117.86053W. 1085 Comment
  RSA708637  Vulpia myuros Scott D. White, Brian Leatherman 2005-3-18 10803 -A Los Angeles City of Glendora, South Hills, just north of the I-210 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. 305 Comment
  RSA653841  Vulpia myuros var. hirsuta Valerie L. Soza, Eileen Edwards, LeRoy Gross, Bart O'Brien 2000-4-25 769 -A Los Angeles Verdugo Mountains, south side: Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mtwy. 518 Comment
  RSA609290  Vulpia myuros var. myuros L. C. Wheeler 1974-4-14 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, Shuler Canyon. 412 Comment
  UCD136137  Woodwardia fimbriata Scott D. White 2004-9-3 10745 Los Angeles San Gabriel Mountains: 'Grizzly Flat,' ca. 1 air mile N of Angeles Crest Highway and ca. 1 air mile S of Big Tujunga Cyn. Rd. 731 Comment
  UCR223142  Wyethia ovata R. G. Swinney 2009-7-22 11342 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  POM11275  Xanthium spinosum P. A. Munz 1921-10-15 4695 Los Angeles Claremont. 366 Comment
  CAS-BOT-BC196869  Xylococcus bicolor Chas. Darland 1932-2-14 s.n. Los Angeles Sunland Comment
  UCR70767  Xylorhiza tortifolia B. C. Templeton 1930-5-19 1456 Los Angeles San Gabriel Mtns., Mint Canyon, near Mojave Desert 854 Comment
  UC1272486  Yucca whipplei Howard J. Arnott 1955-6-21 80 Los Angeles 3.5 mi e Highway Alternate 101 (in hills overlooking Malibu Beach) Comment
  RSA601572  Yucca whipplei var. whipplei Louis C. Wheeler 1967-6-15 9821 Los Angeles San Gabriel Mountains: Fremont Pass. Land Grant 564 Comment
  UCR108220  Zannichellia palustris L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mtns., Placerita Canyon 518 Comment
  UCR163179  Zannichellia palustris Anuja Parikh, Nathan Gale 2004-9-10 2098 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, along Santa Clara River (SCR sect. 3) in vicinity of confluence of Castaic Creek 290 Comment
  CLARK-A1528-3310  Zauschneria cana John C. Roos 1936-10-13 1536 Los Angeles Arroyo Seco Comment
  UC844721  Zigadenus fremontii Ira W. Clokey, B. Templeton April 1929 4443 Los Angeles Mandeville Canyon Santa Monica Mountains 400 Comment



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