Search Results — 2000 specimen records retrieved (1559 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
  RSA698309  Abies concolor J. Vlahos 1934-5-13 s.n. Los Angeles San Antonio Canyon. 2134 Comment
  LA200661  Abronia maritima Jonathan Sauer; D. Birindelli, L. Birindelli 1968-5-6 4345 Los Angeles Santa Monica Mountains, Point Dume 365 Comment
  RSA250605  Abronia pogonantha Robert F. Thorne, Arthur C. Gibson, J. P. Simon, D. J. McGillivray 1970-4-17 39512 Los Angeles Mojave Desert: Edge of Angeles National Forest; Grandview Canyon. Ca. 5 miles south of Highway 138, ca. 10 miles southeast of Pearblossom. 1433 Comment
  SBBG20635  Abronia umbellata K. A. Wilson 1961-3-12 1000 Los Angeles above tide line, Zuma Beach Comment
  RSA0025881  Abronia umbellata Mullins 1931-3-1 s.n. Los Angeles El Segundo. Comment
  RSA523604  Abronia villosa G. H. True 1935-3-6 57 Los Angeles Lovejoy Butte 854 Comment
  SD90054  Acacia cyanophylla Nancy Ryan Zabriskie 1972-8-26 532 Los Angeles South Pasadena, untended vacant lot, south of east end of Mill Road, west of storm drain Comment
  UCR62241  Acacia dealbata S. J. Myers 1990-4-3 s.n. Los Angeles Powder Canyon, in the City of La Habra Heights 245 Comment
  RSA714630  Acacia saligna A. C. Sanders, D. Malueg 2001-5-17 24318 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decomissioned. 122 Comment
  SEINET6700431 Image available Acamptopappus sphaerocephalus H. P. Chandler, H. M. Hall 1906-6-11 7388 Los Angeles Near Lancaster 70 Comment
  CAS-BOT-BC331572  Acer macrophyllum K. Kneen 1933-4-29 s.n. Los Angeles Topanga canyon Comment
  UCR258599  Acer macrophyllum R. G. Swinney 2010-8-26 13597 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  RSA0112562  Achillea millefolium R. G. Swinney 2011-6-15 15194 Los Angeles San Gabriel Mountains: Chilao Creek, 100 m south and north of Chilao Campground. 1573 Comment
  CAS-BOT-BC29820  Achyrachaena mollis Louis C. Wheeler 1932-5-15 708 Los Angeles Puddingstone Dam, San Jose Hills 304 Comment
  SBBG128201  Acmispon argophyllus M. G. Simpson, A. Russell, J. Dunn 2000-7-20 2203 A Los Angeles N of Guds, at S end of island 235 Comment
  CAS-BOT-BC204774  Acmispon argophyllus var. argenteus Mrs. Brandegee 1889-5-1 s.n. Los Angeles Santa Catalina Island Comment
  UC864894  Acmispon dendroideus var. dendroideus Carl B. Wolf 1932-5-13 Los Angeles Santa Catalina Island. Hamilton Canyon, Lower end, at turn of road to Airport. Comment
  SBBG119455  Acmispon glaber A. C. Sanders, M. A. Elvin 2003-6-18 26953 Los Angeles private crest rd NW of head of SulphurCyn; Santa Susana Mtns 1037 Comment
  LA52404  Acmispon grandiflorus var. grandiflorus E. Lloyd; 1933-4-8 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  SBBG67379  Acmispon grandiflorus var. grandiflorus R. Hoffmann 1927-6-8 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  LA99393  Acmispon maritimus var. maritimus Walt Westman; E. R. Hobbs 1979-3-30 sn Los Angeles Santa Monica Mountains, Leo Carrillo State Park, Site #1 45 Comment
  UCR281818  Acmispon micranthus Mitch Provance, Scott Duff 2017-6-29 617- 61 Los Angeles Catalina Island, Middle Canyon, SCE corridor, vicinity of Middle Ranch Rd., ENE of Thompson Dam 188 Comment
  SBBG12346  Acmispon micranthus P. H. Raven 1962-5-8 17591 Los Angeles above Seal Cove 24 Comment
  SBBG67447  Acmispon nevadensis var. davidsonii Anstruther Davidson -Aug-1893 Los Angeles Wilson's Peak Comment
  CAS-BOT-BC29198  Acourtia microcephala Alice Eastwood 1919-7-4 9291 Los Angeles Santa Monica Canyon, Los Angeles Comment
  CATA1045  Acourtia microcephala Mark L. Hoefs 1995-5-10 1973 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  RSA0119797  Acourtia microcephala R. G. Swinney 2014-5-15 16508 Los Angeles San Gabriel Mountains; Glendora, ridge system between west fork and north fork of Hook Cyn., 0.48 miles n. of Sierra Madre Ave. 427 Comment
  UC831516  Acourtia microcephala Ira W. Clokey, B. Templeton 1929-6-18 4582 Los Angeles Mandeville Canyon; Santa Monica Mountains 250 Comment
  RSA471676  Acourtia microcephala F. R. Fosberg 1931-7-11 s 5380 Los Angeles Mouth of Cape Canyon, Santa Catalina Island. 200 Comment
  UCR103759  Adenostoma fasciculatum David Charlton 1989-4-30 3000 Los Angeles San Gabriel Mtns., George's Gap, Angeles Crest Highway c. 2.5 mi. (airline) north of the southern boundary of the Angeles National Forest, c. 1.25 mi. west of Lower Switzer Campground 1311 Comment
  RSA133479  Adenostoma fasciculatum var. fasciculatum Peter H. Raven, Henry J. Thompson 1959-5-3 14080 Los Angeles Mulholland Drive 0.6 miles east of Coldwater Canyon. 366 Comment
  RSA596054  Adenostoma fasciculatum var. fasciculatum Tim S. Ross, J. Mark Porter 1995-5-4 8423 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA659579  Adenostoma fasciculatum var. fasciculatum Brian McColgan 1988-5-25 31 Los Angeles Evey cyn., 1 mile N of Padua on M. Baldy rd. 915 Comment
  RSA717421  Adenostoma fasciculatum var. fasciculatum Gary Kovnat, LeRoy Gross 2003-2-2 9 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace south-west corner of meadow Comment
  LA202378  Adenostoma sparsifolium Arthur C. Gibson; 2003-7-23 4850 Los Angeles Comment
  UC1127743  Adenostoma sparsifolium A. D. Gifford 1934-4-26 172 Los Angeles 3 mi. w. Castro Peak; Triunfo Pass Quad. Comment
  SEINET3861129 Image available Adiantum capillus-veneris Timothy S. Ross, Steve Boyd; Steve W. Burns 1994-7-6 8108 Los Angeles Tributary of Clearwater Canyon: Fork area of major blueline tributary which drains southward from Tule Ridge and joins Clearwater Canyon at Plum Spring. Green Valley 7.5' USGS Quadrangle.; 0 814 Comment
  UC185222  Adiantum capillus-veneris Geo. B. Grant 1904-6-17 24 Los Angeles Arroyo Seco Canyon Comment
  POM246612  Adiantum capillus-veneris F. R. Fosberg 1931-7-13 R 112 Los Angeles Hamilton Canyon near Avalon, Santa Catalina Island 60 Comment
  LA200053  Adiantum jordanii Lawrence L. Kiefer; 1966-4-16 1865 Los Angeles SANTA MONICA MOUNTAINS, ca 1.5 mi W of Calabasas, ravine S of road. 304 Comment
  RSA687719  Adiantum jordanii B. C. Templeton, I. W. Clokey 1929-05 4538 Los Angeles Mandeville Canyon 350 Comment
  RSA678460  Adiantum jordanii Mark Elvin, Dylan Hannon, Gery Allan, Curtis Clark, Steve Burckhalter 1996-4-20 160 Los Angeles San Clemente Island. Steep N slopes. Comment
  UCR52744  Aegilops triuncialis B. Lennart Johnson 1967-1 s.n. Los Angeles Grown at University of California, Los Angeles 152 Comment
  CAS-BOT-BC101831  Agave Timothy S. Ross; J. Mark Porter; Gery Allan; Vanessa Ashworth; Darin Banks; Megan Tommerup 1994-3-28 7428 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; southerly coastal bluffs near 154-foot triangulation point, 1875 m SE of 21 Comment
  UCR136836  Ageratina adenophora John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  POM49249  Agoseris retrorsa A. D. E. Elmer 1902-06 3601 Los Angeles Acton, Mt. Gleason. Comment
  UCR62353  Agoseris retrorsa Jeri Hirshberg, T. Glenn 1990-5-12 s.n. Los Angeles San Gabriel Mountains, Angeles National Forest; north of Oak Spring Canyon amd west of Pole Canyon, south of military reservation at mouth of Pole Canyon, where it joins Soledad Canyon 917 Comment
  RSA78217  Agrostis exarata J. C. Roos 1951-7-30 5076 Los Angeles North slope Mt. Baden Powell, San Gabriel Mountains. 2043 Comment
  RSA623874  Agrostis pallens Jon E. Keeley 1979-5-10 7278 Los Angeles 1.6 kilometers N of Pacific Coast Highway on Kanan Dume Road. 300 Comment
  RSA648068  Agrostis pallens J. C. Roos 1939-6-8 s.n. Los Angeles Canyon in hills N. of Burbank. Comment
Read comments
Feb 3 2011
  SBBG13474  Agrostis pallens P. H. Raven 1962-5-21 17814 Los Angeles lower end of Bullrush Cyn 198 Comment
  SEINET4044471  Agrostis pallens D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, near Kanan-Dume Road. 182 Comment
  UCR197223  Agrostis pallens Valerie Soza, Ileene Anderson, LeRoy Gross 2000-6-6 985 Los Angeles Verdugo Mountains, southwest side, along Verdugo Mtwy, above Brace Canyon, west of junction with Stough Canyon Mtwy 610 Comment
  RSA310132  Agrostis stolonifera Wayne E. Sawyer 1981-8-30 134 Los Angeles San Gabriel Mountains, Angeles National Forest: CA Highway 2 between Dawson Saddle and junction of CA Highway 39, 3.1 mi from Dawson Saddle. 2210 Comment
  RSA608330  Alisma triviale L. C. Wheeler 1951-8-20 6836 Los Angeles Pasadena: Devils Gate Dam. Comment
  SD41980  Allium fimbriatum var. fimbriatum Darley F. Howe 1947-5-5 1531 Los Angeles Between Palmdale and Littlerock. Comment
  RSA367097  Allium haematochiton Helen M. Oster 1924-4-27 s.n. Los Angeles Foothills N, between Vermont and Western Ave- Los Angeles Comment
  RSA70471  Allium lacunosum var. davisiae F. W. Peirson 1932-4-17 9851 Los Angeles Below Lovejoy Dam, Lovejoy Buttes, southwestern Mojave Desert. 762 Comment
  POM18078  Allium monticola Philip A. Munz 1923-5-26 6858 Los Angeles Head of Vincent Gulch, San Gabriel Mts. springy places 1982 Comment
  RSA330755  Allium monticola Wayne E. Sawyer 1981-6-16 35 Los Angeles San Gabriel Mountains, Angeles National Forest: Crest trail above Lily Spring, Ca. 0.25 mi. W of Mt. Hawkins. 2606 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
  RSA717989  Allium peninsulare R. G. Swinney 1997-5-13 5522 Los Angeles Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam. 402 Comment
  CAS-BOT-BC475408  Allium praecox Tim Ross 1993-4-22 6872 Los Angeles Santa Cataline Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northwesterly slope 350 meters ENE of peak; 419 Comment
  CATA1913  Allium praecox Charlie de la Rosa 2010-4-20 2 Los Angeles Santa Catalina Island: Above road to Reclamation Pond above USC Wrigley Institute 48 Comment
  CHSC35460  Allophyllum divaricatum James Henrickson 1973-5-12 9570 a Los Angeles 5.4 (rd) miles N of La Canada along Angeles Crest Hwy (2), in roadside. 853 Comment
  UC880194  Allophyllum divaricatum C. F. Baker 1904-6-14 4777 Los Angeles hills near Claremont Comment
  RSA595876  Allophyllum gilioides subsp. gilioides T. S. Ross, Victor W. Steinmann 1995-5-8 8540 Los Angeles Bouquet Canyon: along Bouquet Canyon Road near Bouquet Campground No. 3. 735 Comment
  RSA729667  Allophyllum gilioides subsp. violaceum R. G. Swinney 1998-7-10 6356 Los Angeles San Gabriel Mtns.: Prairie Fork, 300 m west of Cabin Flats Campground. 1598 Comment
  UCR11687  Allophyllum glutinosum Carl Epling, Lincoln Ellison 1929-5-18 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Topanga Canyon Comment
  RSA596197  Alnus rhombifolia Lauren Raz, Steve Boyd 1996-10-23 30 Los Angeles Liebre Mountains. Ruby Canyon, east of junction of Forest Service Road 6N24 with Lake Hughes Road. 609 Comment
  LA31572  Amaranthus albus Henry J. Thompson; 1958-10-23 1825 Los Angeles Santa Monica Mountains, Point Dume, Along road 30 Comment
  SBBG72687  Amaranthus blitoides R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  POM155899  Amaranthus blitoides L. R. Abrams 1904-9-2 4183 Los Angeles Railroad embankment. Comment
  POM96198  Amaranthus blitoides P. A. Munz 1925-11 10812 Los Angeles Claremont. 366 Comment
  RSA573477  Amaranthus blitoides T. S. Ross 1992-6-15 6563 Los Angeles Whitier Hills(local namefor the western extremity of the Puente Hills) Knoll at the head of the S fork of Sycamore Canyon. 372 Comment
  RSA752284  Amaranthus palmeri Justin M. Wood 2009-7-25 1160 -A Los Angeles Private residence on Ramona Ave, just SE of intersection of Arrow Highway and Mills Ave. 351 Comment
  RSA628559  Amaranthus retroflexus L. C. Wheeler 1967-8-13 10461 Los Angeles San Gabriel Mountains: Placerita Canyon Road; Sand Canyon 434 Comment
  UCR125612  Amaryllis belladonna A. C. Sanders 2003-5-26 26859 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
  UCR209635  Ambrosia acanthicarpa R. G. Swinney 2008-10-8 9536 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  UCD128717  Ambrosia acanthicarpa Daryl Koutnik; Bruce Holguin 1978-4-1 204 Los Angeles Mint Canyon on Sierra Hwy, 5 miles northwest of State Hwy 14. 563 Comment
  POM244809  Ambrosia chamissonis F. R. Fosberg 1931-5-16 S 4879 Los Angeles Little Harbor, Santa Catalina Island. 2 Comment
  UC57583  Ambrosia chamissonis J. H. Barber 1898-7-27 Los Angeles Santa Monica Forestry Station Comment
  CATA404  Ambrosia psilostachya Mark L. Hoefs, A. Douglas Propst & Robert F. Thorne 1974-9-12 531 Los Angeles Santa Catalina Island: Cottonwood Stream, above bridge at main road 22 Comment
  JEPS41036  Ambrosia psilostachya Elizabeth Day Palmer 1908-8-7 Los Angeles Los Angeles Comment
  CAS-BOT-BC272925  Ambrosia salsola Ira L. Wiggins 1966-4-23 20633 Los Angeles E of 145 Street E, between Palmdale Boulevard and Avenue O, north of Pearblossom. Mohave [Mojave] Desert Comment
  RSA415278  Amorpha californica Fay A. MacFadden 1931-4-26 2630 Los Angeles Tuna Canyon, Verdugo Hills. Canyon opposite Belmont Club, woods. Comment
  RSA0079996  Amsinckia douglasiana Ida Lou Layler 1942-4-19 s.n. Los Angeles San Marino. Comment
  CAS-BOT-BC26870  Amsinckia exserta Alice Eastwood 1906-5-27 56 Los Angeles country adjacent to Los Angeles. Garvanza Comment
  UCR204897  Amsinckia intermedia R. G. Swinney 2008-4-1 8602 Los Angeles San Gabriel Mtns., ridge north of and adjacent to Sharps Canyon, c. 2 miles due N of Glendora 671 Comment
  RSA0055042  Amsinckia intermedia Jim Shevock 1970-3-14 31 Los Angeles Grassy hills of Claremont. 365 Comment
  RSA499936  Amsinckia intermedia Thekla Mohr 1931 Los Angeles Near Los Angeles Comment
  UCR121251  Amsinckia menziesii J. R. Ekhoff 2001-5-16 s.n. Los Angeles Channel Islands, north end of San Clemente Island, around new nursery 500 ft. south of Natural Resources office on south side of base headquarters, c. 1.5 mi. SE of airfield 30 Comment
  SEINET10455814  Amsinckia menziesii David B. Dunn 1948-3-20 Dunn 3782 Los Angeles Along roadside about 1 block W of Grand Ave on Cypress Ave, about 1 mi NE of Covine. Comment
  SBBG16885  Amsinckia menziesii var. menziesii K. A. Wilson 1961-3-7 948 Los Angeles Mulholland Hwy ca. 3 mi W of Las Virgenes Rd Comment
  UCR153973  Amsinckia retrorsa A. C. Sanders, T. B. Salvato 2005-4-26 29753 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita, south of Plum Canyon at end of Canyon Crest Dr., NW of mouth of Mint Canyon 488 Comment
  RSA526536  Amsinckia spectabilis Steve Boyd, L. Arnseth, Timothy S. Ross 1990-4-7 4274 Los Angeles San Clemente Island. Lower half of China Canyon, S end of island, W side. Comment
  UCR71269  Amsinckia spectabilis Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4356 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  SDSU4842  Amsinckia spectabilis var. spectabilis R. M. Beauchamp 1967-3-19 325 Los Angeles San Clemente Island. 1/2 miles south of the west end of runway at Sherman Field. 6 Comment
  CAS-BOT-BC227702  Amsinckia tessellata Steven R. Hill; Kate Kramer 2001-4-22 33338 Los Angeles Antelope Valley, east of California Poppy Reserve, north and south sides of Avenue I (Lancaster Road), 1.5 miles west of Munz Ranch Road, 2.6 miles west of junction with 120th Street West, about 15 miles due northwest of Palmdale. North side of..., 804 Comment
  SEINET3151720  Amsinckia tessellata E. K. Balls, L. W. Lenz 1950-3-28 14467 Los Angeles 1 mile E of junction of hwy 99 and 138, just S of Gorman 1158 Comment
  UCR220258  Amsinckia tessellata R. G. Swinney 2009-4-28 10510 Los Angeles Transverse Range; San Gabriel Mountains, Hunt Canyon, 20-200 m SE (upstream) of the Mt. Emma Rd. 1226 Comment
  UCR239504  Amsinckia tessellata A. C. Sanders 2006-4-11 32047 Los Angeles Western Mojave Desert, Antelope Valley, 0.2 mi. west of 20th St. East on Ave. 'G', NE side of Lancaster, south of Rosamond Lake 710 Comment
  CHSC95472  Amsinckia tessellata var. tessellata LeRoy Gross 2005-4-28 2158 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. (Pacific Mtn. 7.5 Quad.: T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6) 1324 Comment
  RSA465153  Anagallis arvensis Louis Greata 1900-9-23 s.n. Los Angeles Johnstone Ranch, near Oil well Garvanza. Comment
  SBBG58480  Anagallis arvensis M. N. Ackley -Apr-1928 795 Los Angeles Eagle Rock 182 Comment
  RSA509601  Ancistrocarphus filagineus L. C. Wheeler 1967-5-8 9320 Los Angeles Liebre Mountains. Foothills northeast of Saugus. 396 Comment
  POM6826  Androsace elongata subsp. acuta P. A. Munz, L. T. Street, G. Williams 1919-4-5 2424 Los Angeles Puddingstone Canyon, San Dimas Comment
  RSA624569  Anemopsis californica L. C. Wheeler 1973-4-21 s.n. Los Angeles San Andreas Rift Zone: Barrel Springs 877 Comment
  RSA0135656  Anisocoma acaulis David E. Bramlet 2016-6-2 5313 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  RSA702947  Anisocoma acaulis Scott D. White, Michael Honer 2004-3-30 9956 Los Angeles Eastern edge of the City of Palmdale, ca. 1 mile west-northwest of 'Four Points' 838 Comment
  RSA725198  Anisocoma acaulis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -68 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
  UC63093  Anisocoma acaulis H. M. Hall 1902-4-30 3023 Los Angeles near, s side Mohave Desert Mescal Creek; Mohave Desert 1371 Comment
  SEINET11853899  Anisocoma acaulis H. M. Hall 1902-1 3075 Los Angeles Elizabeth Lake Comment
  PASA2282  Antennaria dimorpha Frank W. Peirson 1921-6-15 Los Angeles Pine Flats, San Gabriel Mts. 1676 Comment
  LA200152  Anthemis cotula O. H. Kappler; 1943-5-23 465 Los Angeles Santa Monica Mountains, Trancas Canyon, West fork 518 Comment
  RSA0053883  Antirrhinum coulterianum R. G. Swinney 2010-5-11 12640 Los Angeles San Gabriel Mountains: Acton 0.7 road miles SE of jct. of Soledad Canyon Rd. and Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt rd., below US Forest Service boundary. 829 Comment
  POM96889  Antirrhinum coulterianum Philip A. Munz 1926-4-19 9385 Los Angeles Pocoima Canyon wash, San Fernando. Comment
  SFV4922  Antirrhinum kelloggii M. H. Grayum 1971-6-10 Los Angeles Santa Monica Mountains Just north of Monte Nido along Cold Creek Road. 274 Comment
  IRVC26188  Antirrhinum multiflorum Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2927 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  LA52035  Antirrhinum multiflorum Louis Wheeler; 1932-5-25 757 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon 365 Comment
  POM354865  Antirrhinum multiflorum L. E. Hoffman 1929-6-23 s.n. Los Angeles Wash. Hd. [Wash at head of] Pacoima Canyon, Angeles National Forest. Comment
  POM4241  Antirrhinum multiflorum L. R. Abrams 1902-7-1 2630 Los Angeles Little Santa Anita Canyon, San Gabriel Mountains. Comment
  UCR181254  Antirrhinum multiflorum R. G. Swinney 1997-6-12 5564 Los Angeles San Gabriel Mtns, San Gabriel River Canyon north of Morris Dam, at private shore NE of dam 488 Comment
  RSA604519  Antirrhinum nuttallianum subsp. subsessile Sara L. Crockett, Steven A. Junak 1997-3-27 610 Los Angeles Santa Catalina Island. N slope of Little Harbor, directly above beach; ca 50 m upslope. 43 Comment
  SBBG131641  Aphanes occidentalis S. A. Junak 1999-4-22 SCa 837 Los Angeles White's Landing, tent cabin area, YMCA Camp, just W of amphitheater 6 Comment
  SBBG20500  Aphanisma blitoides E. R. Blakley 1963-12-7 6359 Los Angeles E end of Pyramid Cove 3 Comment
  POM199735  Apiastrum angustifolium I. W. Clokey, Bonnie Templeton 1929-04 4434 Los Angeles Mandeville Canyon, Santa Monica Mountains. 425 Comment
  SD51894  Apiastrum angustifolium Peter H. Raven 1962-5-9 17665 Los Angeles San Clemente Island, grassland near head of canyon at south end of Mosquito Cove 320 Comment
  UCR189824  Apocynum androsaemifolium R. G. Swinney 1998-9-4 6904 Los Angeles San Gabriel Mtns, Vincent Gap, off trail c. 350 m SE of parking area at spring near canyon bottom 1988 Comment
  UCR177733  Apocynum cannabinum LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1109 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. Follow a ridge southwest, then dropped down from ridge west into a small tributary northwest of this ridge. Tributary is north of the 210 freeway. South of freeway tributary will drain into La Tuna Canyon. All survey was done north of the 210. 457 Comment
  LA32265  Arabis glabra var. glabra Peter H. Raven; Henry J. Thompson 1959-5-11 14226 Los Angeles 487 Comment
  UCR256186  Arabis platysperma R. G. Swinney 2010-9-23 13880 Los Angeles San Gabriel Mountains, summit of Middle Hawkins Peak on Hawkins Ridge 2593 Comment
  RSA599253  Arabis pulchra Steve Boyd, Lauren Raz 1997-3-31 9428 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
  RSA570189  Arabis pulchra var. pulchra Timothy S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 5026 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  UCR145171  Arabis sparsiflora June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains, Big Rock Creek Fire Station, Fenner Canyon 1616 Comment
  UCR146468  Arabis sparsiflora var. californica Orlando Mistretta 1992-5-25 426 Los Angeles Transverse Ranges; San Gabriel Mountains, Fenner Canyon Conservation Camp, between camp boundary and water tower 1713 Comment
  POM354168  Arceuthobium campylopodum Fordyce Griffiths Jr. 1916-9-20 1410 Los Angeles San Gabriel Mountains: Barley Flats Comment
  SD75589  Arctostaphylos catalinae Reid Moran 1941-2-28 651 Los Angeles Santa Catalina Island; head of Johnson's Canyon. 399 Comment
  RSA626786  Arctostaphylos glandulosa Jon E. Keeley, Allen Massihi 1992-8-20 20196 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 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
  RSA629096  Arctostaphylos glandulosa subsp. gabrielensis Jon E. Keeley, Allen Massihi 1992-8-20 20256 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  SBBG129326  Arctostaphylos glandulosa subsp. glandulosa A. Parikh, N. Gale 2012-4-28 3574 Los Angeles W Fork San Gabriel River, 0.6 km E of Cogswell Dam 1528 Comment
  RSA182015  Arctostaphylos glandulosa subsp. mollis F. W. Peirson 1918-5-19 142 Los Angeles Echo Mountain;, 2 mi. n of Altadena 1037 Comment
  RSA587284  Arctostaphylos glandulosa subsp. mollis T. S. Ross 1990-5-17 2561 Los Angeles Little Gleason Forestry Plantation: north of Mt Gleason Road about the east headwaters of Gleason Canyon and about 2 (air) miles E of Mt Gleason summit. 1682 Comment
  RSA631219  Arctostaphylos glandulosa subsp. mollis Jon E. Keeley, Melanie Baer Keeley 1992-10-11 21980 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  SFV21852  Arctostaphylos glandulosa subsp. mollis L. L. Zung 2011-2-14 14 Los Angeles Verdugo Mountains North side of Verdugo Mountains, La Tuna Canyon. West La Tuna Canyon Road. 550 Comment
  CAS-BOT-BC39347  Arctostaphylos glauca Vernon Bailey 1907-10-29 s.n. Los Angeles Fernando Comment
  LA34182  Arctostaphylos glauca Peter H. Raven; 1959-2-23 13803 Los Angeles Santa Monica Mountains, Mulholland Dr 3.1 mi. E of Decker Road 548 Comment
  RSA316528  Arctostaphylos glauca Marcus E. Jones 1926-2-24 s.n Los Angeles Mountains near Claremont. Comment
  RSA631525  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-23 15659 Los Angeles Angeles Forest Highway, 2 km north of Big Tujunga Canyon turnoff. 1100 Comment
  RSA631534  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-27 15744 Los Angeles Santa Clara Divide Road (3N17), 2 km off Sand Canyon Road. 900 Comment
  SD260239  Arctostaphylos glauca R. G. Swinney 2011-10-27 15912 Los Angeles San Gabriel Mountains:West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam between FS Rd 2N25 and the stream (Azusa 7.5'Q) 648 Comment
  SFV2645  Arctostaphylos glauca P. G. Kilburn 1957-12-28 577 Los Angeles San Gabriel Mountains Trail to Devil's Punchbowl. South-facing, dry slopes. Comment
  SEINET11993684  Arctostaphylos glauca W. Knight, Knight, I. 1986-1 6002 Los Angeles Angeles National Forest, Mill Creek Campground 1219 Comment
  RSA634746  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20598 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634821  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22028 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634907  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22057 Los Angeles Dirt road between Chilao and Mill Creek Summit, ca. 100 m north on side road to Pacifico Mountain. 2000 Comment
  RSA635087  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20419 Los Angeles Road to Sulphur Springs Campground, 1.7 km north of dirt road to Pacifico Mtn., north of Chilao.Hwy 79, 4 km southeast of Julian, northwestern Laguna Mtns. 1600 Comment
  RSA635098  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20358 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635229  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20668 Los Angeles Angeles Crest Hwy., Dawson Saddle. San Gabriel Mtns. 2410 Comment
  RSA635260  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20650 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA635271  Arctostaphylos patula Jon E. Keeley, Allen Massihi 1992-8-21 20629 Los Angeles Angeles Crest Hwy., Cloudburst Summit, San Gabriel Mtns. 2100 Comment
  RSA639163  Arctostaphylos patula Valerie L. Soza, LeRoy Gross 1999-9-14 645 Los Angeles San Gabriel Mountains: Kratka Ridge, Upper Little Rock Creek-Williamson Rock climbing area. 2012 Comment
  RSA641498  Arctostaphylos patula L. C. Wheeler 1967-9-2 10614 Los Angeles Saddle between Little Bear Creek and Devil's canyon 1982 Comment
  UCR108194  Arenaria douglasii Steve Boyd, R. K. Brummitt, Laura A, Moore 1998-5-26 10229 Los Angeles Liebre Mtns, Warm Springs Mtn, knoll NW of summit along road into Necktie Basin. 1134 Comment
  UC2026415  Arenaria macradenia var. arcuifolia Steve Boyd, Laura Moore, M. Wall 1997-7-24 10018 Los Angeles LIEBRE MOUNTAINS REGION: Summit of Liebre Mountain, saddle between Richardson and Bear canyon, along Forest Service Road 7N23, 0.05 miles east of junction with road to Bear Gulch Camp (7N23A). Comment
  SBBG2314  Argemone munita H. and M. Dearing 1940-4-29 4238 Los Angeles Mint Cyn Comment
  HSC16731  Argemone munita C. S. Apperson 1967-6-3 Los Angeles 15 mi. E of Hwy. 99 on Ave. D Comment
  UC1109365  Aristida adscensionis Peter H. Raven 1962-5-8 17609 Los Angeles on walls of second canyon s Seal Canyon; San Clemente Island 30 Comment
  CAS-BOT-BC146301  Aristida ternipes var. gentilis Marcus E. Jones 1882-5-3 3016 Los Angeles Pasadena. Comment
  POM116476  Aristida ternipes var. hamulosa Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  UC29664  Artemisia californica Prof. Brewer 1860-12-14 53 Los Angeles Santa Monica Mnts. Comment
  UCR212802  Artemisia californica Ellen Mackey, Alexia Mackey 2006-6-29 NFWF- 1751 Los Angeles Peninsular Ranges; Chino-Puente Hills, San Gabriel River Watershed, Turnbull Canyon, Turnbull Canyon Road 341 Comment
  CAS-BOT-BC93832  Artemisia dracunculus Alice Eastwood 1919-6-21 9064 Los Angeles San Fernando Comment
  UC586864  Artemisia dracunculus Joseph Andorfer Ewan 1934-8-11 8338 Los Angeles Chilao San Gabriel Mts., Chilao 1645 Comment
  POM249899  Artemisia dracunculus Gaines 1939-08 s.n. Los Angeles Near U.C.L.A. Campus, Westwood. 591 Comment
  UC1119364  Artemisia dracunculus A. D. Gifford 1935-4-2 553 Los Angeles 7 mi nne Redrock Mtn.; Tejon Quadrangle, Oakgrove Quadrangle 1066 Comment
  CAS-BOT-BC93652  Artemisia ludoviciana subsp. incompta C. B. Wolf 1931-10-23 2492 Los Angeles Swartout Valley, 1 mile east of Wrightwood Lodge, San Gabriel Mts. 1828 Comment
  OBI81434  Artemisia tridentata R. G. Swinney 2009-11-13 11599 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert: confluence of Little Rock Creek and Carr Canyon, N of Mt. Emma Rd. 909 Comment
  CLARK-A1528-1598  Artemisia tridentata John C. Roos 1941-10-4 862 Los Angeles San Gabriel Mountains Comment
  UC1119413  Artemisia tridentata subsp. parishii H. A. Jensen 1933-6-1 312 Los Angeles Pallet Rock Creek Quadrangle Comment
  UCR140648  Artemisia tridentata subsp. parishii Randall T. Schuh, Cassis, Schwartz, Weirauch, Wyniger, Forero 2004-5-16 1- 5 Los Angeles Western Transverse Range, Acton [near Red Rover Mine], Escondido Canyon off Route 14, Site L1 950 Comment
  POM158309  Arthrocnemum subterminale M. B. Dunkle 1928-4-29 1897 Los Angeles Little Harbor. 5 Comment
  LA201860  Asclepias eriocarpa Arthur C. Gibson; 2003-5-31 4970 Los Angeles Santa Monica Mountains, Malibu Creek drainage, Mulholland Highway we of Calabasas and just E of Soka University Comment
  UCR252999  Asclepias fascicularis Mitch Provance 2013-6-3 613- 14 Los Angeles Pomona, near border of Chino and San Bernardino Co., west of intersection of Ficus St. and Riverside Dr. 227 Comment
  RSA0127460  Asclepias fascicularis Louis C. Wheeler 1967-7-18 10076 Los Angeles Gold Creek, Watts Ranch (off Little Tujunga Canyon) at Center Creek. 640 Comment
  UCSC000564  Asclepias fascicularis Jerome S. Horton 1936-8-25 386 Los Angeles Pomona, San Dimas Experimental Forest, Tanbark Flat 792 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-BC68751  Asplenium vespertinum George L. Moxley 1920-11-28 871 Los Angeles San Gabriel Canyon Comment
  RSA586028  Aster greatae Orlando Mistretta, Steve Boyd 1994-6-21 1388 A Los Angeles Santiago Canyon, drainage northwest of Pacifico Mountain. 1585 Comment
  RSA588690  Aster greatae Orlando Mistretta 1995-7-12 1918 Los Angeles Little Rock Creek. On Creek just S. of confluence with the S. Fork of Little Rock Creek. 1220 Comment
  LA209943  Aster lanceolatus subsp. hesperius Arthur C. Gibson; 2006-10-29 5124 Los Angeles Comment
  RSA0033876  Astragalus John F. Emmel 1997-4-28 1466 Los Angeles Sierra Pelona; along USFS Road 6N07, 0.8 road mile ENE of junction with Road 6N08. 1389 Comment
  UCR116523  Astragalus brauntonii Robert Noll 2000-6-13 s.n. Los Angeles Western Transverse Range, Chatsworth, West Hills subdivision, off Valley Circle Blvd. near Roscoe Blvd., c. 0.5 mi up Dayton Canyon from Valley Circle 305 Comment
  UC126829  Astragalus didymocarpus E. Braunton Mar 1903 Los Angeles Echo Park Los Angeles, Echo Park Comment
  SEINET898809  Astragalus didymocarpus Lois E. James 1947-1 1732 Los Angeles About 1/2 mile W. of Ravenna in Soledad Canyon. Comment
  CAS-BOT-BC182581  Astragalus didymocarpus var. dispermus H. E. Hasse 1893-5-21 s.n. Los Angeles Acton Comment
  UCR191262  Astragalus douglasii R. G. Swinney 1998-7-2 6209 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA584966  Astragalus douglasii var. douglasii T. S. Ross 1990-6-1 2762 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
  UC56447  Astragalus douglasii var. douglasii H. M. Hall May 1-3, 1902 3058 Los Angeles vicinity Elizabeth Lake (Antelope Valley); , vicinity of Elizabeth Lake 914 Comment
  CAS-BOT-BC182981  Astragalus gambelianus A. C. Sanders 2003-4-17 26066 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, ca. 1 km south of Magic Mountain amusement park and north of the powerlines 442 Comment
  RSA112057  Astragalus lentiginosus var. albifolius H. D. Ripley, R. C. Barneby 1943-6-21 5853 Los Angeles 8 miles N of Lancaster. 640 Comment
  SEINET3860274  Astragalus pachypus var. pachypus R. G. Swinney 2009-4-24 10431 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert: Littlerock Creem 0.3 mi. NW of Littlerock Creek Campground.; 0 915 Comment
  RSA415650  Astragalus pomonensis Anstruther Davidson 1893-5-12 s.n Los Angeles Lancaster. Comment
  RSA716867  Astragalus purshii var. tinctus Scott D. White, Pam De Vries 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 Rd. 1006 Comment
  SEINET12160085  Astragalus purshii var. tinctus J. F. Bright, Wyman, C. 1933-1 8332 Los Angeles Antelope Valley Comment
  CAS-BOT-BC194026  Astragalus trichopodus var. lonchus S. B. Parish 1918-2-23 1164 Los Angeles Hermosa Beach Comment
  SEINET3371879  Astragalus trichopodus var. lonchus G. Rink 2011-6-3 10589 Los Angeles Hills east of Diamond Bar 244 Comment
  CAS-BOT-BC199098  Astragalus trichopodus var. phoxus John Thomas Howell 1928-4-5 3720 Los Angeles Lower end of Bouquet Canyon, Liebre Mts. Comment
  JEPS85141  Astragalus trichopodus var. phoxus Roy E. Buck, Rexford Palmer 1989-4-27 1219 Los Angeles 7 air km nw Castaic (ca 2.8 air km se of Townsend Peak summit, betwn lanes of Interstate 5 near nw end of crossover section, +/- on ridge btwn Violin Canyon & cyn to ne); se of Townsend Peak summit, nw of Castaic 640 Comment
  RSA0070330  Astragalus trichopodus var. phoxus R. G. Swinney 2010-5-7 12601 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
  UC1128735  Astragalus trichopodus var. phoxus A. D. Gifford 1935-3-15 462 Los Angeles 4 1/2 mi sw Red Mtn.; Tejon Quad., Angeles National Forest, sw of Red Mtn. Comment
  UCR256261  Astragalus trichopodus var. phoxus R. G. Swinney 2010-3-10 11836 Los Angeles San Gabriel Mountains, Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 488 Comment
  UCR188673  Atriplex amnicola Tim Searl 2007-10-15 151007- 04 Los Angeles South Coast, Malibu Lagoon near 'Malibu Colony' along state park access road, just above water line; west of highway and north of Malibu Creek 1 Comment
  RSA155894  Atriplex argentea subsp. expansa P. H. Raven 1962-5-8 17619 Los Angeles Near Summit of Ridge above Wilson Cove, San Clemente Island 122 Comment
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  RSA177735  Atriplex californica R. F. Thorne, P. Everett 1965-5-11 34572 Los Angeles Santa Catalina Island, N beach of Little Harbor. Comment
  RSA251520  Atriplex californica R. F. Thorne 1973-4-12 42924 Los Angeles San Clemente Island, Horse Cove, S end of island. 5 Comment
  RSA0115409  Atriplex canescens R. G. Swinney 2010-10-5 13998 Los Angeles San Gabriel Mountains; Placerita Canyon, boundary of park, c. 20 meters south of Placerita Hwy, just north of Botany Nature Trail, east of Nature Center. 494 Comment
  UCR259566  Atriplex canescens R. G. Swinney 2010-9-1 13674 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Sunland/Lakeview Terrace, 0.1 mi. east of Orcas Park, Tujunga Valley, just south of I-210 329 Comment
  POM278670  Atriplex canescens subsp. canescens Grant D. Brown 1949-11-7 426 Los Angeles 1 mile N of Valyermo Comment
  UCR145160  Atriplex canescens subsp. canescens June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  RSA452380  Atriplex coulteri F. R. Fosberg 1931-4-16 S 4648 Los Angeles Bulrush Ridge, Santa Catalina Island. 210 Comment
  RSA595790  Atriplex polycarpa Steve Boyd, Lauren Raz 1996-10-8 9022 Los Angeles Liebre Mountains region, rugged hills at eastern edge of Bouquet Canyon, south of Vasquez Canyon and northwest of Cruzan Mesa, along Vasquez Canyon Road, ca. 0.9 miles east of junction with Bouquet Canyon Road. 524 Comment
  RSA600604  Atriplex rosea L. C. Wheeler 1968-9-8 s.n. Los Angeles San Gabriel Mountains: Grandview Canyon, 1/4 mile south of Largo Vista. 1432 Comment
  RSA0082912  Atriplex semibaccata Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3132 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Along terrace overlooking the ocean. 21 Comment
  SBBG27807  Atriplex semibaccata M. R. Benedict 1965-12-7 Los Angeles small beach half-way between Parson's Landing and Arrow Pt 4 Comment
  SEINET4136261  Atriplex semibaccata Steve Boyd, L. Raz 1996-10-14 9051 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of HIghway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon road.; 0 671 Comment
  RSA478396  Atriplex semibaccata M. B. Dunkle 1939-4-7 7329 Los Angeles Pyramid Cove, San Clemente Island Comment
  CATA1745  Atriplex suberecta Mark L. Hoefs, Steven A. Junak, Ralph Philbrick 2001-5-18 3173 Los Angeles Santa Catalina Island: Near road between Cottonwood Canyon and Black Jack Campground 225 Comment
  RSA151504  Avena barbata P. H. Raven 1962-4-9 17132 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  UCSB6779  Avena fatua Haller, Norman 1953-3-31 Los Angeles Near corner of Bellwood and Olympic; Los Angeles Comment
  CAS-BOT-BC98728  Baccharis douglasii LeRoy Abrams 1903-8-26 2976 Los Angeles Ballona Creek, near Mesmer Comment
  UC625093  Baccharis glutinosa F. R. Fosberg 1931-7-10 S 5363 Los Angeles Eagle's Nest, Middle Ranch Canyon, Santa Catalina Island Santa Catalina Island, Middle Ranch Canyon, Eagle's Nest 180 Comment
  POM4001  Baccharis salicifolia Anstruther Davidson 1917-10 s.n. Los Angeles Streets. Comment
  RSA5878  Baccharis salicifolia C. B. Wolf 1932-9-16 4095 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
  UCR270525  Baccharis salicifolia R. G. Swinney 2010-4-15 12252 Los Angeles San Gabriel Mountains, Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary 415 Comment
  UCD129472  Baccharis salicifolia subsp. salicifolia J. Warren 1952-3-2 s.n. Los Angeles Savage Canon. 457 Comment
  LA209797  Baccharis sergiloides Carl Wishner; 1999-9-21 34531 Los Angeles Santa Monica Mountains, Sepulveda Canyon, East Sepulveda Canyon Fire Road and fuelbreak 323 Comment
  RSA695659  Baeria chrysostoma Anonymous s.n. Los Angeles Near Covina Comment
  RSA0062668  Bellis perennis Richard E. Butcher s.n. Los Angeles 1923 Greenfield Avenue, West Los Angeles. 83 Comment
  CAS-BOT-BC75817  Berberis pinnata Frank W. Peirson 1943-5-15 13462 Los Angeles Up the grade from Big Pines, San Gabriel Mountains. 2133 Comment
  UC557622  Bergerocactus emoryi Nell Murbarger 1936-3 91 Los Angeles San Clemente Island Comment
  UCR210518  Bidens frondosa R. G. Swinney 2008-12-6 9971 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  UCR218022  Bidens frondosa A. C. Sanders, Dan S. Cooper 2010-8-5 38540 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  RSA0049480  Bidens pilosa Richard G. Swinney 2010-8-16 13518 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  CAS-BOT-BC101991  Bidens pilosa Le Roy Abrams 1901-6-20 1859 Los Angeles Inglewood Comment
  UC447140  Bidens pilosa J. Ewan 1931-5-11 4187 Los Angeles Los Angeles, Ocean View Street 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
  UC1542756  Boechera californica Barbara Ertter with Teresa Sholars and David Thompson 1987-5-24 6975 Los Angeles ca 5 air mi wnw Wrightwood (Hwy 2 between Blue Ridge and Vincent Gulch); San Gabriel Mts. Comment
  RSA80647  Boisduvalia glabella F. W. Peirson 1906-7-19 2083 Los Angeles Sink near Inglewood. Comment
  RSA748798  Boschniakia strobilacea R. G. Swinney 2001-8-9 8011 Los Angeles east peak on Pleasant View Ridge 2504 Comment
  RSA591659  Bothriochloa barbinodis L. C. Wheeler 1931-9-11 138 Los Angeles 2 miles NE La Verne. 381 Comment
  CAS-BOT-BC95409  Bowlesia incana Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Island Comment
  POM3257  Bowlesia incana P. A. Munz 1918-3-28 s.n Los Angeles Pomona Comment
  RSA9738  Bowlesia incana L. C. Wheeler 1932-5-8 688 Los Angeles Puddingstone Dam; San Jose Hills 304 Comment
  RSA161296  Boykinia rotundifolia P. H. Raven 1961-10-1 16779 Los Angeles San Gabriel Mountains: upper Evey Canyon 915 Comment
  RSA0087233  Brassica geniculata R. G. Swinney 2010-4-23 12336 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  RSA0037191  Brassica geniculata Ron Martinolich 1991-5-3 48 Los Angeles Glendale, Flint Peak access road, .5 mi. west of water tower, off road to southwest along old, overgrown road cut. 30 Comment
  SEINET10626302  Brassica rapa Heidi H. Schmidt 1999-10-14 Schmidt 3814 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  SFV14771  Brassica rapa J. C. Dittes, R. Dittes, P. Dittes 1990-2-18 24 Los Angeles San Fernando Valley Northeast side of Big Tujunga Wash. 425 Comment
  CHSC20919  Brickellia californica Robert A. Schlising 1971-10-28 3007 Los Angeles Lopez Canyon, north of Pacoima. Comment
  POM158297  Brickellia californica M. B. Dunkle 1928-3-11 1729 Los Angeles Santa Catalina Island: near falls Grand canyon 183 Comment
  POM351113  Brickellia californica Anstruther Davidson 1889-09 2006 Los Angeles Los Angeles Comment
  RSA604141  Brickellia nevinii L. C. Wheeler 1956-9-16 7238 Los Angeles San Gabriel Mountains: Prairie Fork. 1828 Comment
  RSA654339  Brickellia nevinii Valerie L. Soza, Laura Moore 2000-5-30 972 Los Angeles Liebre Mountains: San Francisquito Canyon, at Los Angeles Dept of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, W of San Francisquito Canyon Road. 487 Comment
  SJSU13541  Brickellia nevinii C. W. Sharsmith 1940-8-29 4221 Los Angeles S slope San Gabriel Peak at head of Eaton Canyon, San Gabriel Mts 1524 Comment
  UCR127375  Brickellia nevinii A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25578 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  SEINET10933498  Bromus berteroanus LeRoy R. Abrams 1903-3-14 Abrams 3132 Los Angeles San Pedro. Comment
  RSA364056  Bromus carinatus Bonnie C. Templeton 1932-7-20 5019 Los Angeles Big Pines Park 2092 Comment
  CAS-BOT-BC149187  Bromus carinatus var. carinatus G. B. Grant 1903-4-25 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC149578  Bromus carinatus var. carinatus I. M. Johnston 1917-6-15 1295 Los Angeles San Antonio Mountains. San Antonio Canyon (Spring Hill). 1295 Comment
  RSA311351  Bromus carinatus var. carinatus R. F. Thorne, M. Z. Thorne 1969-7-9 38580 Los Angeles San Gabriel Mountains, Angeles National Forest: Big Pines. 2073 Comment
  RSA660244  Bromus carinatus var. carinatus Orlando Mistretta, Peter L. Morrell 1992-6-4 474 Los Angeles San Gabriel Mountains: Short Cut Canyon, OVH area. Arroyo District Comment
  POM364004  Bromus catharticus Ida Lou Sayler 1942-4-14 s.n. Los Angeles San Marino. Comment
  RSA222477  Bromus catharticus L. C. Wheeler 1936-4-10 4085 Los Angeles 2 miles NE La Verne. 381 Comment
  RSA584057  Bromus diandrus Timothy S. Ross, Steve Boyd 1991-4-25 4615 Los Angeles San Gabriel Mountains: mouth of Graveyard Canyon (which joins lower E Fork of San Gabriel River at 1540 ft. elev.). 482 Comment
  SFV21402  Bromus diandrus L. Gross, N. Fraga, B. Hogshead 2002-3-21 495 Los Angeles Verdugo Mountains Southwest side of Verdugo Mountains. South of La Tuna Canyon Road at end of Morning Glow Way. Near the main ridgetop south of Morning Glow. 412 Comment
  RSA0039355  Bromus diandrus John F. Emmel 1995-3-25 1357 Los Angeles Verdugo Mountains NE of Burbank; along mid-portion of trail south above La Tuna Canyon, ca. 0.6-0.8 air mile north and 0.1-0.2 air mile east of peak 3077. 685 Comment
  RSA589141  Bromus hordeaceus Orlando Mistretta 1994-6-6 1318 Los Angeles San Gabriel Mountains, Little Rock Creek: Slopes on E side of canyon S of junction of Forest Service roads 4N15 and 5N04.3. 1280 Comment
  RSA599454  Bromus hordeaceus Steve Boyd, Lauren Raz, Timothy S. Ross 1997-4-1 9495 Los Angeles Liebre Mountains region: Upper watershed of Osito Canyon between Interstate 5 and the Old Ridge Route, vicinity of Osito Flat. 793 Comment
  SBBG13291  Bromus hordeaceus M. A. Piehl 1962-6-9 62325 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  SD234237  Bromus hordeaceus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al 2003-4-28 26119 Los Angeles Western San Gabriel Mtns.: Castaic Mesa, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam (Warm Springs Mtn 7.5' Q) 487 Comment
  RSA530060  Bromus inermis subsp. inermis Timothy S. Ross 1991-8-16 5846 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  SD252234  Bromus madritensis Steven A. Junak 1999-5-20 Sca 944 Los Angeles Santa Catalina Island. Just S of Cottonwood-Black Jack Road. 305 Comment
  CDA1843  Bromus madritensis subsp. madritensis Scott D. White 1998-6-1 6710 Los Angeles San Gabriel Mountains; San Antonio Canyon, ca 1.5 air mi N of San Antonio Dam/Shinn Road (=Mountain Ave) Bridge over San Antonio Creek, immediately west of USFS San Antonio Fire Station Comment
  RSA623468  Bromus madritensis subsp. madritensis L. C. Wheeler 1975-4-27 s.n. Los Angeles San Gabriel Mountains: Fish Canyon. Comment
  UC60776  Bromus madritensis subsp. rubens Dr. A. Davidson 1890-1 Los Angeles Pasadena Comment
  SEINET3924108  Bromus mollis Jack Delaini, Ken Zakar 1974-4-30 156 Los Angeles Lodi Canyon, San Dimas Experimental Forest. Angeles National Forest.; 0 792 Comment
  RSA0110571  Bromus rubens Richard G. Swinney 2011-4-19 14410 Los Angeles San Gabriel Mountains: San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  UCR125404  Bromus rubens A. C. Sanders, Mark Elvin, Cathleen Weigand, M. S. Enright, Michelle Balk, Nathan Gale, Anuja Parikh, K. Rindlaub 2003-3-4 25695 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper 'Long Canyon,' c. 1.5 mi. SE of Del Valle, south of confluence of Castaic Creek with Santa Clara River 335 Comment
  UCR280732  Bromus rubens R. G. Swinney 2014-4-30 16283 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA749030  Bromus tectorum R. G. Swinney 2008-5-5 8749 Los Angeles Big Rock Creek at Paradise Springs 1427 Comment
  UCR190028  Bromus tectorum R. G. Swinney 1998-6-16 6985 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  RSA709674  Calandrinia ciliata LeRoy Gross 2005-4-28 2163 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA733091  Calandrinia ciliata R. G. Swinney 2001-4-17 7873 Los Angeles Glendora, Morgan Canyon plateau 402 Comment
  UCR204888  Calandrinia ciliata R. G. Swinney 2008-3-31 8588 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  CAS-BOT-BC438415  Calandrinia ciliata L. R. Abrams 1899-4-1 368 Los Angeles Between Inglewood and Post Ballona Comment
  OBI70992  Calocedrus decurrens Larry Kelly, David J. Keil 1989-4-21 355 Los Angeles Along Big Pine hwy Comment
  RSA377236  Calochortus albus H. Twining 1890-04 s.n. Los Angeles Colton, dry river bed Comment
  RSA177699  Calochortus catalinae Robert F. Thorne, Percy C. Everett 1965-5-10 34464 Los Angeles Santa Catalina Island: N slope of Black Jack Mountain. 457 Comment
  RSA377305  Calochortus catalinae A. M. Johnson 1934-4-7 4396 Los Angeles Botany Garden, Campus, UCLA Los Angeles Comment
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Oct 3 2014
  JEPS85104 Image available Calochortus clavatus Roy E. Buck and Rexford Palmer 1989-4-28 1223 Los Angeles ca 1.1 air km ene Pyramid Rock summit (22 air km nw of Castaic, between Interstate 5 and Pyramid Dam, on crest of n-s-extending spur ridge, e of small draining cyn s of Posey Cyn) 914 Comment
  UC648355  Calochortus clavatus Marion Ownbey and Ruth P. Ownbey 1938-7-1 1683 Los Angeles mouth of Los Alisos Canyon Santa Monica Mountains, Los Alisos Canyon Comment
  RSA641685  Calochortus invenustus Orlando Mistretta 1993-6-2 855 Los Angeles San Gabriel Mountains: Vicinity of Mt. Baden Powell. Near Vincent Gap above Vincent Gulch. 2011 Comment
  RSA0049505  Calochortus palmeri var. palmeri Orlando Mistretta, Oscar Dorado 1989-5-10 s.n. Los Angeles Liebre Mountains region: Bouquet Canyon. Comment
  CAS-BOT-BC132476  Calochortus plummerae Naomi Fraga; LeRoy Gross; Sarah J. De Groot; Paul Morton 2004-6-3 1236 Los Angeles Transverse Ranges; San Gabriel Mountains region: On fuel break above Evey Canyon 793 Comment
  CAS-BOT-BC132482  Calochortus plummerae Marcus E. Jones 1926-6-2 s.n. Los Angeles Claremont Comment
  UC1537240  Calochortus splendens Gordon H. True Jr. 1935-5-16 293 Los Angeles mouth of Bouquet Canyon Bouquet Canyon 457 Comment
  RSA0009996  Calochortus splendens Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  SD90391  Calycoseris parryi Robert F. Thorne 1973-5-11 43478 Los Angeles San Gabriel Mountains; 1/4-1/2 miles north of Bob's Gap; north slope of Holcomb Ridge. 1160 Comment
  UCR131409  Calystegia macrostegia Alison Lipman 1998-9-28 s.n. Los Angeles South Coastal Plains Region, George F Canyon, Palos Verdes Peninsula 305 Comment
  UCR259967  Calystegia macrostegia R. G. Swinney 2010-3-18 11983 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  CAS-BOT-BC224315  Calystegia macrostegia subsp. amplissima Reid Moran 1958-9-15 6838 Los Angeles Above Wilson Cove, San Clemente Island 50 Comment
  RSA650298  Calystegia macrostegia subsp. cyclostegia Kenny Palmer 1948-5-16 s.n. Los Angeles Found in wash 2 mi. N. of San Dimas. Comment
  POM219991  Calystegia macrostegia subsp. intermedia F. R. Fosberg 1932-5-6 8124 Los Angeles Big Wash Canyon, Avalon, Santa Catalina Island. 60 Comment
  SBBG8209  Calystegia peirsonii A. Parikh, N. Gale 1999-5-22 LA- 6 Los Angeles Rio Dulce site, S of Agua Dulce and Hwy 14, E of Agua Dulce Cyn Rd, N of Soledad Cyn 750 Comment
  RSA394826  Calystegia soldanella Jack Rempel 1932-4-24 15242 Los Angeles El Segundo Comment
  RSA0081310  Camissonia R. G. Swinney 2010-3-24 12053 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA657298  Camissonia Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -10 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  RSA199517  Camissonia bistorta I. W. Clokey, Bonnie C. Templeton 1929-04 4456 Los Angeles Santa Monica Mountains, Mandeville Canyon. 500 Comment
  RSA638944  Camissonia bistorta Louis C. Wheeler 1967-5-15 9564 Los Angeles Ridge immediately east of Fremont Pass. 579 Comment
  SEINET3860304  Camissonia bistorta R. G. Swinney 2009-4-17 10385 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: Azusa, San Gabriel Canyon wash, 0.1-0.5 mi. west of San Gabriel River Bike path parking lot, at Azusa Canyon Rd (Hwy 89), ca 0.6 mi. north of Sierra Madre Ave.; 0 213 Comment
  UCR190736  Camissonia boothii R. G. Swinney 2001-5-17 7949 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, south end of Bobs Gap, west-facing slope at junction of Panorama and Bobs Gap roads 1244 Comment
  POM50067  Camissonia boothii subsp. decorticans W. R. Dudley, F. H. Lamb 1896-6-12 4438 Los Angeles Gorman's Station Comment
  RSA593417  Camissonia boothii subsp. decorticans Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8903 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA0087383  Camissonia californica R. G. Swinney 2010-5-25 12972 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
  SEINET13203250 Image available Camissonia californica R. G. Swinney 2011-1 14515 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  UCR108653  Camissonia californica L. C. Wheeler 1967-5-18 9615 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCR88511  Camissonia californica Scott D. White, Chet McGaugh 1995-5-9 3026 Los Angeles Transverse Range; Eastern Santa Susana Mtns, just west of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): west of San Fernando Road and Hwy I-5 Fwy, just SW of interchange with State Route 14. Sunshine Canyon Landfill property, site proposed for landfill expansion 488 Comment
  RSA466151  Camissonia californica L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  UCR101715  Camissonia campestris B. G. Pitzer 1998-5-23 3754 Los Angeles Western Transverse Range, Soledad Canyon, vicinity of Soledad Pass, Soledad Canyon Rd c. 0.5 mi. south of Sierra Hwy 945 Comment
  RSA167085  Camissonia campestris subsp. campestris W. G. Webb 1935-4-19 s.n. Los Angeles Tejon Ranchos, near Lebec Comment
  UC1871253  Camissonia campestris subsp. campestris T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4958 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UC874012  Camissonia campestris subsp. campestris I. W. Clokey and B. C. Templeton 1930-4-8 4653 Los Angeles w Lanchaster 400 Comment
  RSA584871  Camissonia hirtella Tim S. Ross, Steve D. Boyd 1990-6-4 2797 Los Angeles San Gabriel Mountains: East-West ridge ca. 1400 m N of Mt Gleason: ridge separating the headwaters of Arrastre Canyon from upper west tributaries of Gleason Canyon. 1549 Comment
  UCR190033  Camissonia hirtella R. G. Swinney 1998-6-16 6989 Los Angeles San Gabriel Mtns., summit of Lookout (Antonio) Mountain 2077 Comment
  RSA239482  Camissonia micrantha M. A. Piehl 1962-6-10 62387 Los Angeles San Clemente Island: canyon E. of Thirst. 305 Comment
  RSA305699  Camissonia micrantha Mark Hoefs 1973-4-6 131 Los Angeles Santa Catalina Island: Middle of Cape Canyon. 305 Comment
  UCR198512  Camissonia strigulosa Kai T. Palenscar 2008-4-3 s.n. Los Angeles San Bernardino Mountains, west of Angeles Forest Hwy and off of Aliso Canyon Road 1231 Comment
  RSA454097  Camissonia strigulosa N. C. Cooper 1944-4-23 1101 Los Angeles Pomona. 244 Comment
  RSA0110196  Camissoniopsis Richard G. Swinney 2011-5-16 14722 Los Angeles San Gabriel Mountains: Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  UCR276776  Camissoniopsis R. G. Swinney 2011-5-16 14722 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  SBBG17241  Camissoniopsis bistorta K. A. Wilson 1961-2-20 864 Los Angeles Little Tujunga Cyn Comment
  SD30972  Camissoniopsis bistorta Edith A. Purer 1931-3-26 971 Los Angeles Palos Verdes Hills Comment
  CDA38022  Camissoniopsis intermedia L. C. Wheeler 1973-4-8 s.n. Los Angeles San Gabriel Mountains; Kagel Canyon, by abandoned dwelling site. Comment
  RSA530913  Cannabis sativa Alex Krichef 1969-5-24 s.n. Los Angeles Growing in vacant lot in Hollywood Hills. Comment
  UCR282483  Capsella bursa-pastoris Dan S. Cooper 2017-2-11 217- 01 Los Angeles Los Angeles, Griffith Park, Toyon Landfill 300 Comment
  UC10418  Cardamine californica var. integrifolia W. H. Brewer 1861-2-3 167 II Los Angeles San Gabriel Comment
  RSA484621  Cardamine californica var. integrifolia L. E. Hoffman 1926-3-18 s.n. Los Angeles Arryo Seco, Angeles Forest. Comment
  CAS-BOT-BC37899  Cardamine oligosperma A. R. Roos 1958-6-12 s.n. Los Angeles Evans & Reeves Nursery, Brentwood. West Los Angeles. Comment
  CAS-BOT-BC17681  Carex alma Timothy S. Ross; J. Mark Porter 1995-5-4 8487 Los Angeles Liebre Mountains. Texas Canyon: ca. 3.6 road miles NE of Bouquet Canyon Road. 682 Comment
  RSA586689  Carex fracta Orlando Mistretta 1995-6-20 1790 Los Angeles San Gabriel Mountains, Bare Mountain Canyon; Fountainhead Spring, E of Pacifico Mtn. 2012 Comment
  SEINET7559337 Image available Carex fracta Louis C. Wheeler 1968-7-21 s.n. Los Angeles San Gabriel Mountains, East Fork Alder Creek off Big Tujunga, at below Charlton Flat, future dam site. Comment
  SEINET10652996  Carex multicaulis Jason R. Grant, W. Wheeler 1904-5-17 Grant 138 /6223 Los Angeles Mt. Wilson 2 Comment
  RSA600543  Carex pellita Steve Boyd, Lauren Raz 1997-5-28 9857 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  CAS-BOT-BC118412  Carex praegracilis LeRoy Abrams 1903-4-10 3239 Los Angeles Ballona marshes, near Mesmer Comment
  RSA188180  Carex praegracilis Robert F. Thorne 1966-4-6 35902 Los Angeles Santa Catalina Island: N of Catalina Airport 442 Comment
  RSA601837  Carex praegracilis Steve Boyd 1996-4-25 8675 Los Angeles Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain., From gate at old inholding boundary near spring area along Forest Service Road 7N22 down to beginning of extensive wetland south of the old dry pastures 915 Comment
  RSA0062840  Carex schottii LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6763 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR150601  Carex subfusca L. C. Wheeler 1966-10-1 8948 Los Angeles San Gabriel Mtns., Colby Ranch Comment
  IRVC26197  Castilleja affinis A. C. Sanders 2003-6-19 26969 Los Angeles hills west of San Martinez Grande Canyon, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 366 Comment
  HSC46402  Castilleja affinis Reid Morgan 1941-2-25 609 Los Angeles N of Wilson's Harbor, Santa Catalina Island 50 Comment
  RSA545286  Castilleja affinis D. Propst, M. Hoefs 1973-3-3 s.n. Los Angeles Santa Catalina Island: Upper middle Ranch Canyon south. 305 Comment
  JEPS57112  Castilleja affinis subsp. affinis L. R. Heckard with P. C. Silva 1967-3-30 1589 Los Angeles w slope Point Dume (above beach) Comment
  UC1922669  Castilleja applegatei subsp. martinii Valerie Soza, Miriam Sidibeh 2003-3-26 1606 Los Angeles Transverse Ranges; Verdugo Mountains region; North side of La Tuna Canyon, eastern end of Verdugo Crestline Drive. 625 Comment
  JEPS9406  Castilleja densiflora subsp. gracilis W. L. Jepson 1939-4-14 19107 Los Angeles Russell Valley, w Los Angeles County Russell Valley Comment
  CATA3067  Castilleja exserta Amy Catalano 2016-4-19 074 Los Angeles Santa Catalina Island: West End Road, just southeast of junction with Cherry Valley Road, north facing slope, 5 meters upslope from road 11 Comment
  UC129589  Castilleja exserta subsp. exserta Geo. B. Grant 1905-4-4 885 -6462 Los Angeles Lincoln Park, Pasadena; Pasadena Comment
  RSA589225  Castilleja foliolosa Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-8 2920 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  SD185310  Castilleja foliolosa Andy C. Sanders 2005-5-11 30173 Los Angeles Santa Clarita area, Plum Canyon along Plum Canyon Road. Between crest and vernalpool on bench in mid canyon, NW of Forest Park between Mint and Bouquet Cyns. 579 Comment
  UC1063296  Castilleja foliolosa A. D. Gifford 1935-4-10 555 Los Angeles 6.75 mi nw Redrock Mountain; Angeles National Forest, Tejon Quad. 1097 Comment
  UCR124596  Castilleja foliolosa B. C. Templeton, I. W. Clokey 1930-4-8 1059 Los Angeles San Gabriel Mtns, San Francisquito Canyon 900 Comment
  CATA500  Castilleja foliolosa Sara L. Crockett 1997-4-2 642 Los Angeles Santa Catalina Island: Third N/S-trending ridge on N side of Skull Canyon; 0.65 mile up Skull Canyon from jct. with Middle Canyon Road; ca. 0.2 mile up ridge 304 Comment
  RSA0092867  Castilleja foliolosa Steven A. Junak 1997-3-27 SCa- 363 Los Angeles Santa Catalina Island: Cape Canyon, on E side of road to Cape Canyon Reservoir, just SE of pump house by creek. 305 Comment
  JEPS66319  Castilleja gleasoni L. R. Heckard 1971-5-25 2583 Los Angeles nw of Chilao Flat (near Horse Flat Campground); San Gabriel Mts. 1737 Comment
  UC1713546  Castilleja gleasoni A. D. E. Elmer Jun 1902 3659 Los Angeles Acton; Mt. Gleason Comment
  RSA587810  Castilleja linariifolia Orlando Mistretta, Steve D. Boyd, Darin Banks 1994-4-29 1132 A Los Angeles San Gabriel Mountains. Santiago Canyon. Slopes W of main drainage below Mt Emma. 1220 Comment
  RSA82243  Castilleja miniata subsp. miniata F. W. Peirson 1921-7-17 2726 Los Angeles Prairie Fork of San Gabriel River, San Gabriel Mountains. 2134 Comment
  RSA448781  Castilleja minor subsp. spiralis Sam Tyson 1942-6-19 s.n. Los Angeles San Dimas Canyon. 823 Comment
  RSA719586  Castilleja minor subsp. spiralis R. G. Swinney 1997-7-14 5674 Los Angeles Glendora, Big Dalton Canyon Debris Basin, Big Dalton Canyon 341 Comment
  UCR150046  Castilleja minor subsp. spiralis L. C. Wheeler 1967-9-4 10686 Los Angeles Transverse Ranges; San Gabriel Mountains, Ravine south of Camp Lupine, Prairie Fork 2043 Comment
  RSA730547  Castilleja plagiotoma Robert F. Thorne 1973-5-11 43461 Los Angeles Mojave Desert Slope: 1/4-1/2 mile N of Bob's Gap, N slope of Holcomb Ridge, ca. 2 1/2 miles due S of Llano. 1159 Comment
  UCR124714  Castilleja plagiotoma B. C. Templeton 1933-6-16 5146 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  SEINET12005199  Caulanthus coulteri J. F. Bright 1935-1 1016 Los Angeles Antelope Valley Comment
  UCR220053  Caulanthus lasiophyllus R. G. Swinney 2009-4-24 10435 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  CAS-BOT-BC39568  Caulanthus major Joseph Andorfer Ewan; Nesta Ewan 1936-8-2 9897 Los Angeles San Gabriel Mountains. 1.5 mile below head of Cedar Canyon off Mescal Canyon. Comment
  SEINET13946229 Image available Ceanothus Kay Raeder 1954-1 60 Los Angeles Claremont city limits; 1100 ft alt. 335 Comment
  SD84813  Ceanothus arboreus Reid Moran 1941-2-23 607 Los Angeles Ridge between Johnson's Valley & Howland's Valley, Santa Catalina Island 399 Comment
  POM250393  Ceanothus crassifolius I. W. Clokey, E. G. Anderson 1931-3-11 5341 Los Angeles San Gabriel Canyon. [San Gabriel Mountains] 1200 Comment
  RSA202464  Ceanothus crassifolius R. L. Armacost 1963-5-7 1635 Los Angeles Mulholland. 2 mi E of Tapia. Santa Monica. Comment
  RSA580973  Ceanothus crassifolius Catherine A. Mish 1995-3-9 22 Los Angeles Santa Monica Mts., Hollywood Reservoir. 250 Comment
  RSA635042  Ceanothus crassifolius Valerie L. Soza, Kent Hughes 1999-6-17 561 a Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 747 Comment
  CAS-BOT-BC48882  Ceanothus cuneatus Carl B. Wolf 1941-7-1 10939 Los Angeles Lower end of Bouquet Canyon, 3 2/10 mi. above Saugus, or about 1/2 mi. above crossing of aqueduct. 396 Comment
  UC7071124  Ceanothus cuneatus var. cuneatus A. Lewis Feb 1934 284 Los Angeles Vasquez Rocks 762 Comment
  RSA771771  Ceanothus greggii R. G. Swinney 2009-5-20 10821 Los Angeles Juniper Hills, upper Indian Bill Canyon, a narrow mile-long canyon draining north from west end of Pleasant View Ridge. 1433 Comment
  RSA250592  Ceanothus greggii var. vestitus Robert F. Thorne, R. Carolin, C. Davidson 1967-3-23 41579 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1372 Comment
  RSA682124  Ceanothus integerrimus Valerie L. Soza, Bill Hogshead, Amber Maurice 2003-5-17 s.n. Los Angeles Mount Lowe Road (2N50). From junction with Mount Wilson Road southwest to the junction with Chantry Flats Trail (2N65) above Altadena; (Mt. Wilson). 915 Comment
  POM250329  Ceanothus leucodermis I. W. Clokey, E. G. Anderson 1931-3-11 5340 Los Angeles San Gabriel Mountains, San Gabriel Canyon 900 Comment
  POM96016  Ceanothus leucodermis P. A. Munz 1926-4-4 10000 Los Angeles Bouquet Canyon. 915 Comment
  CAS-BOT-BC51439  Ceanothus megacarpus var. megacarpus Robert F. Thorne 1970-3-5 39365 Los Angeles Santa Catalina Island: N slope of Blackjack Mt. 457 Comment
  SEINET12209936  Ceanothus oliganthus Unknown 1936-1 12658 Los Angeles Mt. Wilson Comment
  RSA393725A  Ceanothus oliganthus var. oliganthus Louis Greata 1931 Los Angeles San Gabriel Mountains, Southern California Comment
  CAS-BOT-BC63301  Ceanothus spinosus Le Roy Abrams 1901-4-3 1252 Los Angeles Santa Monica Mts. 243 Comment
  UC1506113  Ceanothus spinosus E. R. Clausen 1963-4-4 63029 Los Angeles On steep slope facing north, Udell Canyon, Santa Monica Mts. 100 Comment
  UCR275298  Ceanothus spinosus Dan S. Cooper 2010-1 s.n. Los Angeles Western Tarnsverse Range; eastern Santa Monica Mtns., Griffith Park, just east of Hollywood Reservoir 233 Comment
  RSA127768  Centaurea melitensis Peter H. Raven 1959-6-4 14323 Los Angeles Santa Monica Mountains. Point Dume. 46 Comment
  RSA608938  Centaurea melitensis L. C. Wheeler 1931-6-8 s.n. Los Angeles Base of San Gabriel Mountains at Claremont: Thompson Creek Dam. Comment
  UCR102383  Centaurea repens L. C. Wheeler 1973-6-14 s.n. Los Angeles Coastal Plains & Basins; Los Angeles Basin region, California State University, Long Beach Comment
  CDA29513  Centaurea solstitialis Michael O Brien 2009-7-12 PDR# 1535008 Los Angeles Nearest the town of Calabasas in Tapia Park, a unit of Malibu Creek State Park, near the entrance to the Salvation Army Camp. Comment
  RSA607604  Centaurium venustum Louis C. Wheeler 1966-10-27 9102 Los Angeles San Gabriel Mts., Angeles National Forest: in W fork of San Gabriel River at Camp Rincon. Comment
  CAS-BOT-BC279597  Centromadia pungens subsp. pungens Ernest Braunton 1903-6-1 899 Los Angeles L. A. River Comment
  SBBG62304  Centrostegia thurberi R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  RSA65892  Centrostegia thurberi var. thurberi F. W. Peirson 1926-5-8 6725 Los Angeles 4 miles east of Palmdale, Antelope Valley. Comment
  RSA762300  Cerastium glomeratum Orlando Mistretta, Christine Mistretta 2008-5-5 2652 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line corridor (Segment 11, Impact Area 17 per TRTP Survey 2008), in the vicinity of Millard Canyon. 627 Comment
  RSA714692  Cercocarpus betuloides A. C. Sanders, Mark A. Elvin 2003-6-18 26947 Los Angeles Around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon. 1037 Comment
  SEINET3246011  Cercocarpus betuloides R. G. Swinney 2009-1 11267 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. 1909 Comment
  SEINET6331970  Cercocarpus betuloides I. W. Clokey, B. C. Templeton 4596 Los Angeles Mandeville Canyon, Santa Monica Mountains 300 Comment
  CAS-BOT-BC142103  Cercocarpus betuloides var. betuloides Moxley; Grinnell 1916-6-15 493 Los Angeles Brown's Canyon, Santa Susana Mts. Comment
  CAS-BOT-BC137239  Cercocarpus betuloides var. blancheae Alice Eastwood 1917-7-20 6504 Los Angeles Santa Catalina Island Comment
  RSA1186  Cercocarpus betuloides var. blancheae Carl B. Wolf 1930-1-30 1462 Los Angeles Head of Descanso Canyon, Catalina Island. Comment
  UCD22490  Cercocarpus betuloides var. blancheae Brian Vanden Heuvel 2003-5-8 219 Los Angeles Santa Monica Mountains. On Decker Rd., 1 mile north of junction of Mulholland Hwy. and Decker Rd. Comment
  SFV3804  Chaenactis fremontii A. M. Johnson 1933-5-20 4304 Los Angeles Fish Canyon Wash. South side of Foothill Blvd. west of bridge. Comment
  UCR223538  Chaenactis glabriuscula R. G. Swinney 2009-5-27 10904 Los Angeles Transverse Range; San Gabriel Mtns., South Fork Little Rock Creek, road between Alder Saddle and road to Sulphur Springs Campground, 4 m above canyon bottom along roadside 1591 Comment
  UCSB31624  Chaenactis santolinoides Griesel, Wesley 1962-6-27 Los Angeles Dawson Saddle, San Gabriel Mts. 2438 Comment
  RSA725139  Chaenactis stevioides Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -14 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
  UCR123638  Chaenactis xantiana Steven R. Hill, K. Kramer 2001-4-22 33355 Los Angeles San Gabriel Mountains/SW Mojave Desert, S side of Antelope Valley, Johnson Road, 6.2 mi NNE of junction with Elizabeth Lake Road, 3 mi south of junction of Avenue I and 110th Street West 939 Comment
  RSA716365  Chaenactis xantiana Andrea Edwards, Pam De Vries 2006-4-11 92 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  CAS-BOT-BC140754  Chamaebatia foliolosa W. R. Dudley 1906-8-14 s.n. Los Angeles Ridge near San Antonio Creek Comment
  POM264747  Chamaesyce albomarginata L. C. Wheeler 1933-4-16 1661 Los Angeles San Pedro Hills (Palos Verdes Hills). 305 Comment
  RSA592145  Chamaesyce albomarginata L. C. Wheeler 1967-4-30 9198 Los Angeles San Gabriel Mountains; foothills, NW end, between Bouquet Junction and Bonelli Ranch. 366 Comment
  RSA128786  Chamaesyce polycarpa var. polycarpa P. H. Raven 1959-5-3 s.n. Los Angeles Matted on banks; open in oak woodland, Woodland Wilson Drive 1.6 miles west of Cahuenga Pass. 305 Comment
  RSA600569  Chamaesyce polycarpa var. polycarpa L. C. Wheeler 1961-2-28 7802 Los Angeles Santa Monica Mountains. Griffith Park, Ferndell. Comment
  RSA734738  Chamaesyce serpillifolia L. C. Wheeler 1946-8-27 6268 Los Angeles San Gabriel Mountains. Jackson Lake. 1860 Comment
  CAS-BOT-BC166009  Chamerion angustifolium subsp. circumvagum Tim Ross 1990-8-17 3177 Los Angeles San Gabriel Mtns: S side of Prairie Fork, in the vicinity of Columbine Spring 2206 Comment
  RSA685695  Cheilanthes covillei T. R. Pray 1962-5-7 1896 Los Angeles Crystal Lake Road vbelow Soldier Creek crossing Comment
  SEINET10470300  Cheilanthes fendleri Jason R. Grant, W. Wheeler 1904-5-17 Grant UMO 32272 Los Angeles Collected at Mt. Wilson, southern California. In crevices of rocks. 1524 Comment
  UCR179471  Chenopodium R. G. Swinney, Dave Larson 1996-8-7 5251 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  SBBG132338  Chenopodium album J. Savage, W. Fair, J. Lambert 2003-8-25 Los Angeles VC3 sandpile Comment
  UCD97778  Chenopodium album A. C. Sanders 2003-5-22 26808 Los Angeles San Gabriel Valley, boundary between Irwindale and Azusa, east of Irwindale Ave., south of 210 Fwy (which bisects pit), north of Santa Fe RR, east of the San Gabriel River channel. 170 Comment
  RSA423278  Chenopodium album Anstruther Davidson 1890-07 s.n. Los Angeles Los Angeles. Comment
  RSA423402  Chenopodium ambrosioides Wm. Martin 1971-8-18 s.n. Los Angeles Vicinity of Chantry Flats, bottom of Santa Anita Canyon Comment
  SFV21094  Chenopodium berlandieri L. Gross, V. Soza, N. Gilbert 2000-10-18 275 Los Angeles Verdugo Mountains Saddle where Stough Canyon Mountainway and Verdugo Mountainway meet. Roadside near above coordinates. 610 Comment
  UCR204053  Chenopodium berlandieri R. G. Swinney 2005-7-8 8275 Los Angeles San Gabriel Mountains, Juniper Hills, 0.4 mi south of the junction of Longview Road and Tumbleweed Road, west of and adjacent to Longview Road 1216 Comment
  RSA478456  Chenopodium botrys F. R. Fosberg 1930-7-3 S 3093 Los Angeles San Gabriel River, El Monte. Comment
  RSA167810  Chenopodium californicum R. F. Thorne, P. C. Everett 1964-2-7 33460 Los Angeles Weed at lower end of Pebbly Beach Canyon at base of building, E end of Santa Catalina Island. 76 Comment
  RSA527774  Chenopodium californicum Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4337 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA0110267  Chenopodium fremontii R. G. Swinney 2005-8-17 8494 Los Angeles Valyermo, Devil s Punchbowl County Park, Holcomb Canyon south of South Fork Trail 1402 Comment
  RSA0039138  Chenopodium murale R. G. Swinney 2010-3-10 11790 Los Angeles Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes. 305 Comment
  RSA732843  Chorizanthe brevicornu var. brevicornu R. G. Swinney 2001-5-17 7951 Los Angeles Mojave Desert: Bobs Gap, c. 1/4 mile north of Panorama Rd. on Bobs Gap Rd. 1232 Comment
  CAS-BOT-BC244669  Chorizanthe staticoides F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  CAS-BOT-BC244813  Chorizanthe staticoides Geo. B. Grant 1904-6-17 169 Los Angeles Pasadena Comment
  RSA392682  Chorizanthe staticoides Unspecified 1945-06 s.n. Los Angeles Seminole Hot Springs. Comment
  RSA653907  Chorizanthe staticoides Valerie L. Soza, Shalini Deo, Stephen Dreher 2000-4-27 810 Los Angeles Verdugo Mountains, south side: Wildwood Canyon, Wildwood Canyon Park, at end of paved Wildwood Canyon Road at junction with fire road. 595 Comment
  RSA681892  Chorizanthe staticoides Scott D. White, Michael Honer 2003-6-18 9568 Los Angeles Liebre Mountains: Canyon Country. Steep, actively eroding slopes immediately above homes and detention basins in tributary to west of Tick Canyon. 549 Comment
  SD257354  Chorizanthe staticoides R. G. Swinney 2010-3-10 11834 Los Angeles San Gabriel Mountains: Whitney Canyon, Whitney Canyon Park, from 0.4 mile east of 14 Hwy, at the canyon mouth to 300 meters SE along ridgetip to the east of Whitney Canyon (Oat Mt. 7.5'Q) 441 Comment
  UCR124613  Chorizanthe staticoides I. W. Clokey, B. C. Templeton 1929-1 4494 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  SEINET5204236  Chorizanthe staticoides Unknown 3689 Los Angeles Acton Comment
  POM351956  Chrysothamnus nauseosus subsp. consimilis B. C. Templeton 1932-10-2 s.n. Los Angeles Mt. Baldy Comment
  RSA703160  Chrysothamnus nauseosus subsp. consimilis Scott D. White 2004-8-11 10698 Los Angeles San Gabriel Mountains: About 8 air miles west - northwest of Wrightwood. East of Fenner Saddle Rd. on Pacific Crest Trail. 2073 Comment
  SEINET7988609  Chrysothamnus nauseosus subsp. mohavensis Steve Boyd 1996-10-14 9096 Los Angeles Liebre Mountains Region, Liebre Mountains region 1100 Comment
  SD253378  Cirsium occidentale R. G. Swinney 2011-7-8 15471 Los Angeles San Gabriel Mountains: Camp Colby, lowest of 3 natural depressions at the north base of Strawberry Peak. 1207 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
  CAS-BOT-BC285401  Cirsium occidentale var. californicum Geo. W. Garrettson 1954-7-21 s.n. Los Angeles Puente Hills Comment
  RSA729318  Cirsium occidentale var. californicum R. G. Swinney 1998-7-2 6215 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR133719  Cirsium occidentale var. occidentale F. R. Fosberg 1931-5-14 S- 4876 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Canyon, 2 miles above ranch 220 Comment
  SBBG65966  Cirsium occidentale var. venustum R. Hoffmann 1928-7-9 Los Angeles Hughes Lake Comment
  CDA1601  Cirsium undulatum E. M. Becker 1945-5-8 s.n. Los Angeles Walnut. 0 Comment
  CATA3059  Cirsium vulgare Vyki L. Englert, Charlie de la Rosa 2011-3-16 044 Los Angeles Santa Catalina Island: USC Marine Institution, Big Fisherman's Cove in Two Harbors, behind handicapped accessible ramp housing unit along cement drainage 0 Comment
  RSA258369  Cirsium vulgare C. W. Tilforth 1972-4-28 s.n Los Angeles [Unspecified] Comment
  CAS-BOT-BC438748  Cistanthe monandra A. C. Sanders; D. Malueg; K. D. Jones 1998-6-22 21998 Los Angeles San Gabriel Mtns.: Soledad Pass area at N foot, ca. 5 mi. SW of Palmdale, along SCE Mesa-Vincent power line at pole 18-03, just S of Vincent Substation. 1000 Comment
  CAS-BOT-BC438758  Cistanthe monandra Alice Eastwood 1906-5-27 2 Los Angeles Country adjacent to Los Angeles. Garvanza Comment
  RSA466594  Cistanthe monandra Samuel R. Tyson 1942-5-5 s.n. Los Angeles San Dimas Canyon 610 Comment
  RSA621306  Cistanthe monandra L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA0116828  Cistus incanus R. G. Swinney 2010-8-11 13488 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  UCR238094  Clarkia affinis Mark A. Elvin, Cathleen Weigand 2003-5-22 2890 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA162763  Clarkia amoena J. D. Olmsted 1958-5-11 124 Los Angeles Claremont, drainage along San Antonio Creek on Pomona College Campus. 366 Comment
  RSA422719  Clarkia bottae Anstruther Davidson 1907-01 s.n. Los Angeles Canyon [Edgemont?] Hollywood. Comment
Read comments
Nov 12 2014
  SFV2497  Clarkia cylindrica P. G. Kilburn 1958-4-26 766 Los Angeles Santa Susana Mountains Gentile (Gentili) Ranch. 460 Comment
  UCR139126  Clarkia cylindrica subsp. cylindrica L. C. Wheeler 1967-5-18 9638 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  UCSC007428  Clarkia dudleyana Walter Wisura 2007-7-11 21170 Los Angeles Evey Canyon off Mt. Baldy Rd. Plants scattered on steep north slopes ca. 1/4 mile from gate. 736 Comment
  RSA0055081  Clarkia dudleyana Jim Shevock 1971-5-13 1203 Los Angeles Old Topanga Road. 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
  RSA448274  Clarkia epilobioides Thekla Mohr 1897-05 s.n. Los Angeles [The City of] San Gabriel. Comment
  IRVC28382  Clarkia purpurea A. C. Sanders, Tricia Wotipka 2003-4-28 26105 Los Angeles Castaic Mesa, east of the filtration plant and Lake Hughes Rd., north of Charlie Canyon Western San Gabriel Mtns. 427 Comment
  CAS-BOT-BC163710  Clarkia purpurea subsp. quadrivulnera Dr. Barton W. Evermann 1916-5-15 s.n. Los Angeles Newhall Comment
  CATA1236  Clarkia purpurea subsp. quadrivulnera Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2310 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  UCD104949  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-6-15 9837 Los Angeles Liebre Mountains region. NE of Saugus. 396 Comment
  UCR146265  Clarkia rhomboidea Orlando Mistretta 1995-6-23 1844 Los Angeles San Gabriel Mountains, Lookout Mt. Trail 1631 Comment
  UCR273565  Clarkia rhomboidea R. G. Swinney 2011-6-15 15180 Los Angeles San Gabriel Mountains, Chilao Creek, 100 m south and north of Chilao Campground 1573 Comment
  RSA448584  Clarkia unguiculata Amelia Eatherton 1930-05 s.n. Los Angeles Griffith Park. Comment
  RSA717192  Claytonia parviflora Gary Kovnat, LeRoy Gross 2003-2-16 24 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. Comment
  UCR190435  Claytonia parviflora R. G. Swinney 2000-5-6 7672 Los Angeles San Gabriel Mtns., c. 1.5 mi. NNE of West Fork San Gabriel River, 0.1-1 mi. NW of Hwy 39 in the North Fork drainage 854 Comment
  UCR217429  Claytonia parviflora R. G. Swinney 2009-2-26 10041 Los Angeles San Gabriel Mtns., Monrovia Canyon Wilderness Park from park entrance to Monrovia Canyon Falls 534 Comment
  RSA0096638  Claytonia parviflora subsp. parviflora Steven A. Junak, Mark Hoefs, Keri Kirkland, Lisa Stratton 1998-5-2 SCa- 623 Los Angeles Santa Catalina Island, 0.7 road miles above Wrigley Memorial. Upper portion of Avalon Canyon watershed, along Memorial Road. 213 Comment
  RSA466716  Claytonia parviflora subsp. parviflora Thekla Mohr 1899-04 1591 Los Angeles Eaton Canyon. Comment
  RSA748742  Claytonia perfoliata R. G. Swinney 2008-3-31 8586 Los Angeles Glendora Mountain summit 1003 Comment
  UCR205052  Claytonia perfoliata R. G. Swinney 2008-3-31 8586 Los Angeles San Gabriel Mtns., Glendora Mountain summit 1013 Comment
  RSA660469  Claytonia perfoliata subsp. mexicana Mary C. Hunter 1994-5-28 0031 Los Angeles Off Angeles Crest Hwy, West of highway heading North; Road marked 2931; Pasadena 61 Comment
  UCR95286  Claytonia rubra subsp. rubra Steve Boyd, Orlando Mistretta 1996-5-1 8751 Los Angeles San Gabriel Mtns, Liebre Mtns, Sawmill Mountain, upper slopes and summit at head of Heryford Canyon, east of the junction of 7N23 and 7N08 1561 Comment
  CAS-BOT-BC91382  Clematis lasiantha Le Roy Abrams 1901-4-3 1306 Los Angeles Santa Monica Mountains. 304 Comment
  RSA386205  Clematis lasiantha Fordyce Grinnell Jr. 1910-06 s.n. Los Angeles San Gabriel Mountains Comment
  SBBG54753  Clematis lasiantha H. Firestone 1969-5-22 65 Los Angeles San Antonio Cyn 1066 Comment
  RSA0080741  Clematis ligusticifolia R. G. Swinney 2010-8-11 13516 Los Angeles Big Santa Anita Canyon, 100-200 m below Chantry Flats on Chantry Flat Trail/Rd. 598 Comment
  SEINET12090138  Clematis ligusticifolia P. H. Raven, Thompson, H. J. 1960-1 s.n. Los Angeles Santa Monica Mts 610 Comment
  UCR216900  Clematis pauciflora R. G. Swinney 2009-2-20 10022 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  RSA555354  Collinsia bartsiifolia var. davidsonii D. Charlton 1991-5-21 5223 Los Angeles Ritter Ridge, city park site, south of 30 St west terminus. Narrow north facing canyon. 1037 Comment
  UCR99502  Collinsia childii Steve Boyd, Lauren Raz 1997-5-20 9790 Los Angeles Transverse Range; Liebre Mountains, Northern flank of Sawmill Mtn., upper Heryford Canyon drainage, just NE of Sawmill Summit at the junction of F.S. Roads 7N23 & 7N08 1585 Comment
  JEPS1762  Collinsia heterophylla C. B. Clokey, I. W. Clokey, B. C. Templeton 1930-5-13 4749 Los Angeles Bouquet Canyon 700 Comment
  RSA729090  Collinsia heterophylla R. G. Swinney, D. W. Larson 1999-7-21 7567 Los Angeles San Gabriel Mtns.: upper Fern Canyon, San Dimas Experimental Forest, from Fern Dam #1 to 3, NE Browns Flat. 1439 Comment
  RSA732820  Collinsia heterophylla R. G. Swinney 2000-5-21 7776 Los Angeles San Gabriel Mtns.: NE of Azusa, Rincon Canyon, 0.6 air mi. SW of Hwy 39 at Rincon Station, ca. 1000m 610 Comment
  UC1032546  Collinsia heterophylla A. D. Gifford 1935-5-8 687 Los Angeles 4 3/4 mi ene of Warm Springs (Angeles National Forest); Angeles National Forest 822 Comment
  UCR136948  Collinsia heterophylla B. C. Templeton 1939-4-26 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Huntington Palisades [neighborhood in Pacific Palisades] Comment
  SBBG16932  Collinsia heterophylla K. A. Wilson 1961-3-18 1039 Los Angeles Old Topanga Cyn Rd, 0.5 mi NW of Topanga Cyn Blvd Comment
  CAS-BOT-BC240946  Collinsia parryi Louis C. Wheeler 1934-4-6 2504 Los Angeles San Dimas Canyon 1/4 mi. above Dam, San Gabriel Mts. 426 Comment
  CAS-BOT-BC240956  Collinsia parryi Frank W. Peirson 1918-5-26 193 Los Angeles Toll Road to Mt. Wilson at Hennigers Flat, San Gabriel Mts. 868 Comment
  UCR147300  Collinsia parryi Orlando Mistretta, Peter L. Morrell 1992-6-4 493 Los Angeles Transverse Ranges; San Gabriel Mountains region, Shortcut Canyon, OVH area. Arroyo District, paralleling Big Tujunga 1463 Comment
  RSA0117387  Collinsia parryi F. W. Peirson 1925-4-23 5791 Los Angeles Forks of San Gabriel River. 534 Comment
  UCR219812  Commelina benghalensis Lorraine Weller 2009-7-29 290709- 09 Los Angeles Union Avenue/Cesar Chavez Community Garden, 1136 South Union Ave., Westlake, Los Angeles 70 Comment
  POM187608  Conium maculatum Joseph A. Ewan 1929-6-21 3636 Los Angeles Verdugo Canyon at Colima Drive 426 Comment
  UC896347  Constancea nevinii Ezra C. Knopf 151 Los Angeles Santa Catalina Island Comment
  UC624986  Convolvulus arvensis F. R. Fosberg 1931-5-2 S 4745 Los Angeles Middle Ranch Dam Santa Catalina Island, Middle Ranch Canyon 200 Comment
  UCR138511  Conyza bonariensis L. C. Wheeler 1970-6-26 s.n. Los Angeles San Gabriel Mtns, East Fork San Gabriel River, c. 0.3 mi upstream from Alder Gulch 1227 Comment
  RSA412321  Cordylanthus nevinii Christopher Davidson 1974-8-1 2519 Los Angeles On Angeles Crest Highway, west of Islip Saddle, opposite Kratka Ridge Ski Lift. Angeles National Forest 2134 Comment
  UC761896  Coreopsis bigelovii R. F. Hoover 1938-4-16 3120 Los Angeles near Bailey's; Upper Antelope Valley Comment
  UCR265024  Coreopsis bigelovii Mitch Provance, Callen Huff 2009-4-28 10672 Los Angeles Tehachapi Mountains, Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086 1371 Comment
  POM356001  Coreopsis californica var. californica Thekla Mohr 1897-04 s.n. Los Angeles Eaton Canyon. Comment
  CAS-BOT-BC287093  Coreopsis douglasii Ira L. Wiggins; W. R. Ernst 1958-5-2 231 Los Angeles 1 mile NW of Little Rock Comment
  CAS-BOT-BC105681  Corethrogyne filaginifolia Philip A. Munz 1947-9-18 12135 Los Angeles Mint Canyon Public Camp, northeast of Saugus 762 Comment
  CAS-BOT-BC105694  Corethrogyne filaginifolia Ernest C. Twisselmann 1961-10-31 6682 Los Angeles Liebre Mountains - Leona Valley 929 Comment
  POM356121  Corethrogyne filaginifolia H. E. Hasse 1899-7-30 s.n. Los Angeles Bluffs near Ballona Comment
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Jul 18 2010
  UC1119250  Corethrogyne filaginifolia P. L. Johannsen 1934-2-26 306 Los Angeles 1 1/4 mi sw San Fernando Pass; Santa Susana Quadrangle Comment
  UC336357  Corethrogyne filaginifolia unknown Los Angeles Los Angeles Comment
  POM304730  Corethrogyne filaginifolia var. filaginifolia Henry J. Ramsey, Henry J. Ramsey 1937-9-2 I 66 Los Angeles Angeles Crest Highway. Comment
  RSA239447  Corethrogyne filaginifolia var. filaginifolia E. R. Blakley 1962-10-3 5373 Los Angeles Santa Catalina Island. Banks around Wrigley Reservoir at summit of island road 427 Comment
  SBBG127968  Cotoneaster pannosus B. E. Carter 2012-8-23 6979 Los Angeles Middle Ranch Cyn, at Pump Station 2 310 Comment
  CAS-BOT-BC287262  Cotula australis Louis C. Wheeler 1936-3-8 4081 Los Angeles Millard Canyon, San Gabriel Mts 457 Comment
  RSA592221  Cotula australis L. C. Wheeler 1967-4-30 9228 Los Angeles Limekiln Canyon 564 Comment
  RSA596885  Crassula connata T. S. Ross, J. Mark Porter 1995-5-4 8462 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  UCR270928  Crassula connata R. G. Swinney 2011-5-26 14882 Los Angeles San Gabriel Mountains, 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1073 Comment
  RSA565747  Crassula tetragona Mike Hammitt, Jason Rick 1991-6-25 s.n. Los Angeles Arroyo seco Canyon; between Gould Mesa Picnic area and Nino Picnic Area. Comment
  RSA780007  Crassula tillaea R. G. Swinney 2009-4-7 10302 Los Angeles Azusa/Irwindale, between the I-210 Fwy and Foothill Blvd., on west side of San Gabriel River channel 169 Comment
  RSA0105053  Cressa truxillensis Jeremiah George 2012-4-25 s.n. Los Angeles Compton, decomissioned railroad right-of-way NW of intersection of W Carob St. and South Acacia Ct., c. 1000 ft. west of Compton Creek channel, south of W Greenleaf Blvd., Rancho Dominguez area. 21 Comment
  SBBG32123  Cressa truxillensis R. N. Philbrick with R. F. Thorne 1967-5-19 B 67238 Los Angeles Little Harbor Comment
  CATA297  Crocanthemum scoparium Mark L. Hoefs 1973-6-5 316 Los Angeles Santa Catalina Island: By upper White's Landing Road 426 Comment
  CAS-BOT-BC175823  Crossosoma californicum K. Nakai 1980-3-23 565 Los Angeles Palos Verdes Hill, ca. 160 m. NE of Ladera Linda Elementary School, on Forrestal Dr. at the mouth of an abandoned quarry 100 Comment
  CAS-BOT-BC175844  Crossosoma californicum George B. Grant; Walter Wheeler 1904-4-21 235 /6149 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  CATA634  Crossosoma californicum Mark L. Hoefs 1991-4-16 1099 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  NY268578  Crossosoma californicum B. Trask 02 1896 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UC1349030  Crossosoma californicum Robert F. Thorne and P. Everett 1965-5-10 34471 Los Angeles upper end of White's Landing Rd. Santa Catalina Island, Black Jack Mt. (n slope of mt.) 411 Comment
  RSA739670  Croton californicus John Dittes, Josephine Guardino 2006-12-10 1438 Los Angeles S Coast, 2.1 air miles SE of Point Magu, 0.7 air mile NW of big Sycamore Canyon Creek, edge of large sand dune on NE side of Coastal Hwy 1 8 Comment
  CATA1682  Croton setiger Mark L. Hoefs, Steven A. Junak, Bob Given, Keri Kirkland 1998-7-17 2974 Los Angeles Santa Catalina Island: At junction of Grand Canyon and Silver Canyon 109 Comment
  UCR124380  Croton setiger I. W. Clokey, B. C. Templeton 1929-1 4599 Los Angeles Western Transverse Range; Santa Monica Mtns., Westwood, east of Mandeville Canyon 200 Comment
  SD232629  Cryptantha R. G. Swinney 2008-5-12 8834 Los Angeles San Gabriel Mtns.: east fork of Punchbowl Canyon near north boundary of Devils Punchbown Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
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Dec 6 2018
  UCR261774  Cryptantha R. G. Swinney 2010-5-11 12673 Los Angeles San Gabriel Mountains, east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
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Feb 19 2020
  RSA710382  Cryptantha barbigera LeRoy Gross 2005-5-3 2190 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  RSA79595  Cryptantha circumscissa F. W. Peirson 1908-6-3 174 Los Angeles summit of Mt. Wilson Comment
  SD237363  Cryptantha circumscissa R. G. Swinney 2009-4-28 10522 Los Angeles Transverse Range; San Gabriel Mountains: summit of Mt. Emma. 1584 Comment
  UCR205925  Cryptantha circumscissa R. G. Swinney 2008-5-5 8759 Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs 1427 Comment
  RSA177806  Cryptantha clevelandii R. F. Thorne, P. Everett 1965-5-11 34656 Los Angeles Cottonwood Dam in Cottonwood Canyon, Santa Catalina Island. Comment
  RSA674778  Cryptantha clokeyi Scott D. White, Kent Hughes 2000-5-16 7853 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA599883  Cryptantha decipiens Steve Boyd, Lauren Raz 1997-5-6 9728 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
  RSA617206  Cryptantha decipiens L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  UCSB69255  Cryptantha decipiens Gross, LeRoy 2005-4-28 Los Angeles Transverse Ranges; San Gabriel Mtns. Region; ridgeline to Mt. Emma and cyn. S of this ridge, W from Mt. Emma; East of Mt Emma Rd.; Near 34.45864N, 118.08684W to 34.46310N, 118.07530W; (Pacifico Mtn. 7.5 Quad.; T4N R12W, 11w S1, 6, NE1/4 of 1, NW1/4 of 6 1413 Comment
  RSA578301  Cryptantha intermedia T. S. Ross, Steve Boyd 1994-5-10 7755 Los Angeles Lower Deer Canyon: inside the rather broad mouth of the canyon, ca 220-380 m NNW of its confluence with Elizabeth Lake Canyon 873 Comment
  SBBG132064  Cryptantha maritima S. A. Junak, B. Collins 1991-4-24 SCI 197 Los Angeles S side of mouth of Eel Cove Cyn Comment
  RSA605432  Cryptantha micrantha L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mountains: Devil's Canyon, depression on bench NE of Campground 1433 Comment
  IRVC28845  Cryptantha microstachys Mark A. Elvin, Cathleen Weigand 2003-4-8 2464 Los Angeles Newhall Ranch Commerce Center, ridge between Hasley and Castaic Creeks Santa Clarita Valley 351 Comment
  UCR177304  Cryptantha microstachys LeRoy Gross 2003-5-4 820 Los Angeles Transverse Ranges; Verdugo Mountains, South side of mountains, along east side of Brand canyon a short distance above the large waterfall 393 Comment
  RSA0087036  Cryptantha muricata R. G. Swinney 2010-3-30 12122 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  UCR51860  Cryptantha muricata Steve Boyd, T. S. Elias 1987-4-14 2041 Los Angeles San Gabriel Mtns., Rincon to Red Box Road, south of Rincon Forest Station, north of Glendora 991 Comment
  SJSU11356  Cryptantha muricata H. R. Garrett 1962-4-15 Los Angeles end of Shady Cove Dr, Burbank Comment
  RSA0096980  Cryptantha muricata var. denticulata Richard G. Swinney 2011-5-31 14907 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA0078885  Cryptantha muricata var. denticulata Wayne E. Sawyer 1981-8-11 127 Los Angeles San Gabriel Mountains: Crest trail above Lily Spring, ca. 0.25 mi. W of Mt. Hawkins. 2606 Comment
  SBBG63798  Cryptantha muricata var. jonesii R. Hoffmann 1928-7-9 Los Angeles Pine Cyn Comment
  RSA0079217  Cryptantha muricata var. muricata Justin M. Wood 2010-5-10 1587 A Los Angeles San Gabriel Mountains: Little Rock Creek: upstream of Little Rock reservoir to confluence w/ Santiago Creek. 999 Comment
  RSA590862  Cryptantha oxygona Orlando Mistretta 1994-4-12 1035 Los Angeles San Gabriel Mountains: Little Rock Creek. Slopes E of Little Rock Reservoir. 976 Comment
  RSA774257  Cryptantha oxygona R. G. Swinney 2009-4-28 10544 Los Angeles summit of Mt. Emma 1585 Comment
  RSA777211  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2010-5-19 5128 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UCR197736  Cryptantha oxygona Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506- 54 Los Angeles Transverse Ranges; San Gabriel Mountains, off Big Pines Hwy (Road N) on the north side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside 1444 Comment
  UCR89475  Cryptantha oxygona T. S. Ross, Steve Boyd, L. Arnseth 1991-4-29 4797 Los Angeles San Gabriel Mtns., Parker Mtn and ridge to the SW: SW of Acton and NNE of Ravenna 1259 Comment
  SD262229  Cryptantha pterocarya var. pterocarya R. G. Swinney 2014-5-7 16338 Los Angeles San Gabriel Mountains: east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-sough arroyo cutting through Holcomb Ridge (Valyermo 7.5'Q) 1280 Comment
  SEINET10376298 Image available Cryptantha pterocarya var. pterocarya Larry C. Higgins 1974-4-11 8444 Los Angeles 4 miles east of Pearblossom on Hwy 18 Comment
  RSA0079033  Cryptantha pterocarya var. pterocarya W. Wisura, E. Roeder 1992-4-21 4700 Los Angeles West Mojave: Mountain Brook Ranch near Valyermo. Comment
  UCR45030  Cucurbita foetidissima A. C. Sanders 1986-7-30 6805 Los Angeles Pacific Slope, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr., east of Vista Del Mar Blvd 31 Comment
  SEINET10625771  Cucurbita pepo Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3783 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  UCR149955  Cupressus arizonica subsp. arizonica Scott D. White 2004-5-10 10358 Los Angeles Liebre Mtns, N slope below Bald Mountain 1280 Comment
  SD262268  Cuscuta R. G. Swinney 2014-4-17 16070 Los Angeles San Gabriel Mountains: SW of Littlerock, 0.5 - 0.8 mi. east of Cheseboro Rd., 100 - 200 M south of CA Aqueduct, 0.66 mile due S of Hwy. 138 / Pearblossom Hwy. 901 Comment
  SBBG58150  Cuscuta californica R. Hoffmann 1927-6-13 Los Angeles near Chandler's Comment
  CDA39912  Cuscuta californica G. C. Fleischman 1942-6-18 s.n. Los Angeles Foothills of San Gabriel Mountains, near Sierra Madre. 0 Comment
  POM305694  Cuscuta californica Henry J. Ramsey, Henry J. Ramsey 1937-8-29 972 Los Angeles Altadena. 396 Comment
  RSA409696  Cuscuta californica G. R. Johnstone 1930-9-7 s.n. Los Angeles Mt. Wilson Trail. 457 Comment
  RSA409685  Cuscuta californica var. californica J. F. McBroom 1941-7-25 s.n. Los Angeles Pasadena foothills Comment
  RSA594931  Cuscuta ceanothi Steve Boyd, Lauren Raz 1996-10-8 8997 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 1.7 miles south of junction with Forest Service Road 6N08. 561 Comment
  SBBG5782  Cuscuta denticulata R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  RSA486466  Cuscuta subinclusa Richard Noyes 1988-7-30 603 Los Angeles Claremont. foothills of the San Gabriel Mountains. Burbank Canyon, NW of Thompson Creek Dam 500 Comment
  CDA3127  Cycloloma atriplicifolium Henson, Goodwin 1932-7-6 Los Angeles 0 Comment
  RSA737838  Cyclospermum leptophyllum LeRoy Gross, Pamela Conway 2008-7-26 3493 Los Angeles Along road side of Esperanza Drive, in La Verne. West of Live Oak Reservoir. 427 Comment
  UCR280749  Cylindropuntia echinocarpa R. G. Swinney 2014-4-23 16166 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  UCR282011  Cylindropuntia echinocarpa R. G. Swinney 2014-4-30 16307 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  IRVC28989  Cynara scolymus A. C. Sanders 2003-6-18 26929 Los Angeles near mouth of "Off-haul Canyon" ca. 1 mile west of Mayo Spur between San Martinez Grande Canyon the Ventura Co. line, north of Hwy 126, Newhall Ranch Western Transverse Range/Santa Clara River Watershed 305 Comment
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Dec 5 2007
  RSA177859  Cynodon dactylon R. F. Thorne, Percy C. Everett 1965-5-10 34511 Los Angeles Near upper end of Gallagher Canyon, Santa Catalina Island. 427 Comment
  RSA596188  Cynodon dactylon Lauren Raz, Steve Boyd 1996-10-23 2 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 609 Comment
  UC1587226  Cynodon dactylon Tim Ross 1991-5-20 5366 Los Angeles upper s branch of the un-named drainage that empties to sea just n Jack Point Lighthouse; n third San Clemente Island 167 Comment
  UCR205562  Cynodon dactylon R. G. Swinney 2008-5-30 8886 Los Angeles San Gabriel Mtns., San Gabriel Canyon at El Encanto, west bank of the river 256 Comment
  SEINET10468125  Cynodon dactylon David B. Dunn 1948-2-21 Dunn 3658 Los Angeles In wash. A rain about 2 wks earlier. Below springs. Near pushawalla. Comment
  UCR210086  Cyperus eragrostis R. G. Swinney 2008-10-20 9641 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  RSA137980  Cyperus eragrostis E. K. Balls 1960-1-25 24018 Los Angeles Grown in Botanic Garden, Claremont. 412 Comment
  UC303945  Cyperus esculentus I. M. Johnston 1918-7-29 2108 Los Angeles Covina 152 Comment
  RSA0081321  Cyperus involucratus R. G. Swinney 2010-3-16 11919 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
  CAS-BOT-BC113960  Cyperus odoratus Joseph Cook (Rev.) Nevin 1904-11-1 s.n. Los Angeles Wilson's (?) Lake Comment
  RSA365130  Cyperus squarrosus F. R. Fosberg, Joseph A. Ewan 1931-8-11 s 5500 Los Angeles Crystal Lake, N. fork San Gabriel Canyon, San Gabriel Mts. 1600 Comment
  RSA616056  Cystopteris fragilis Scott D. White, Brain Leatherman 1997-1-21 6059 Los Angeles NW San Gabriel Mountains, Santa Clara River Watershed: Pole Canyon, above existing quarry (site proposed for expanded mining operations). 579 Comment
  UCD170925  Cytisus striatus A. C. Sanders; T. B. Salvato 2009-5-20 36864 Los Angeles San Gabriel Valley, Montebello Hills, under SCE powerlines NE of Plaza Dr., SE of Montebello Blvd. and SW of San Gabriel Blvd. 96 Comment
  UCR259056  Dactylis glomerata R. G. Swinney 2010-6-21 13301 Los Angeles San Gabriel Mountains, 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
  SFV21410  Datisca glomerata L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1045 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. Smaller side canyon that branches off to the east of the main canyon. Side canyon narrows quickly to a bedrock waterfall (or seep). 519 Comment
  RSA792232  Datura meteloides Doris Bowers 1957-8-8 s.n. Los Angeles LaVerne. 335 Comment
  RSA609754  Datura stramonium Louis C. Wheeler 1946-9-16 6370 c Los Angeles Garvey: Walnut Grove Avenue and Rush Street. Comment
  SBBG31347  Datura wrightii R. F. Thorne with P. C. Everett 1965-6-22 34929 Los Angeles S of Avalon Golf Course in Avalon Cyn 91 Comment
  RSA470781  Daucus pusillus F. R. Fosberg 1931-4-10 S- 4526 Los Angeles Santa Catalina Island. Hamilton Canyon, near Avalon. 50 Comment
  RSA617407  Daucus pusillus Scott D. White, Sandy Leatherman 1998-5-19 6525 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 425 Comment
  RSA654342  Daucus pusillus Valerie L. Soza, Laura Moore 2000-5-30 969 Los Angeles Liebre Mountains: San Francisquito Canyon, at Los Angeles Dept of Water and Power San Francisquito Power Plant No. 2 and USFS Fire Station, W of San Francisquito Canyon Road. 487 Comment
  SD69451  Daucus pusillus Robert F. Thorne, P. Everett 1965-6-22 34879 Los Angeles Santa Catalina Island, upper portion of Avalon Canyon along roadside. 274 Comment
  CAS-BOT-BC130919  Deinandra clementina E. R. Blakley 1962-6-9 5189 Los Angeles San Clemente Island, China Point 6 Comment
  JEPS12588  Deinandra fasciculata Ira W. Clokey, B. Templeton Mar 1929 4600 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon Comment
  SBBG119986  Deinandra fasciculata M. A. Elvin 2003-6-12 2944 Los Angeles Newhall Ranch, S of Magic Mtn Amusement Park, W of the The Old Rd; Santa Clarita Valley 366 Comment
  UCD131065  Deinandra fasciculata Mary Jane Teiman 1978-10-15 6 Los Angeles Playa Del Rey. 0.5 mile south of Marina Del Rey channel. Comment
  RSA515703  Delosperma litorale A. C. Sanders 1987-7-22 7147 Los Angeles El Segundo Dunes, w of los Angeles Int. Airport and Pershing Drive. 30 Comment
  UCSB36550  Delosperma litorale Gustafson, Robert 1981-5-15 Los Angeles Ballona Wetlands, Area 3; Near the fence at the extreme western boundary of Area 3 Comment
  RSA394501  Delphinium cardinale Bonnie C. Templeton 1939-6-23 s.n. Los Angeles Huntington Palisades, Santa Monica Mountains. Comment
  RSA68766  Delphinium cardinale F. W. Peirson 1923-5-27 5323 Los Angeles Rock Creek, north San Gabriel Mountains 1296 Comment
  RSA0116693  Delphinium parishii R. G. Swinney 2011-4-19 14393 Los Angeles San Gabriel Mountains; San Andreas Rift Zone SW of Littlerock, between S. CA Edison transmission line corridor on ridgetop & Littlerock Cr., north of Mt. Emma Rd. 945 Comment
  SBBG126933  Delphinium parishii subsp. parishii A. Parikh, N. Gale 2011-6-6 3415 Los Angeles 5.5 km W of St Hwy 14, 2.1 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1142 Comment
  UCR127051  Delphinium parryi M. S. Enright 2003-5-24 s.n. Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  CAS-BOT-BC121545  Delphinium patens subsp. hepaticoideum P. H. Raven 1959-5-9 14171 Los Angeles Mulholland Highway, 1 miles W of Las Virgenes Rd. Malibu Creek drainage. 243 Comment
  RSA400026  Delphinium patens subsp. hepaticoideum Robin S. Collins 1973-3-11 206 Los Angeles Angeles Nationall Forest, Trail Canyon, ca. 1/2 miles along pack trail from start of trail. 610 Comment
  RSA0065849  Delphinium patens subsp. montanum LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6780 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA783866  Delphinium variegatum subsp. kinkiense Bart O'Brien, Jason Koontz, Bryan Munson 2012-4-23 2012 12 F Los Angeles San Clemente Island. Twin Dams. N-NE facing slope. 468 Comment
  RSA0113444  Dendromecon Steven A. Junak 1999-5-21 SCa- 996 Los Angeles Santa Catalina Island. Back on E side of Coffee Pot Canyon, just W of road, N facing stream bank. 421 Comment
  CAS-BOT-BC82824  Dendromecon harfordii E. R. Blakley 1962-10-3 5387 Los Angeles Santa Catalina Island. East side of Blackjack Mountain at start of road to Whites Landing. 411 Comment
  LA32136  Dendromecon rigida Henry J. Thompson; 1959-3-27 1897 Los Angeles SANTA MONICA MOUNTAINS, Saddle Peak, 0.5 mi NE of peak. 609 Comment
  RSA228838A  Dendromecon rigida Robert F. Thorne 1971-6-26 40621 Los Angeles San Gabriel Mtns., Angeles National Forest: Shallow water at mouth of Big Tujunga Canyon. 427 Comment
  POM293135  Dendromecon rigida subsp. rigida Lyman Benson 1946-4-10 12008 Los Angeles San Antonio Wash; 2 mi. ne of Claremont 366 Comment
  RSA777357  Descurainia pinnata Orlando Mistretta, Christine Mistretta 2010-5-19 5118 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  SBBG116970  Descurainia pinnata subsp. menziesii S. A. Junak with K. Kirkland 2001-4-13 SCa 1437 Los Angeles ridgetop N of Deer Valley Reservoir, just E of Two Harbors 228 Comment
  UC1871058  Descurainia pinnata subsp. menziesii T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4788 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
  SFV6291  Descurainia sophia M. H. Grayum, B. Hannum 1974-6-1 s. n. Los Angeles Santa Susana Mountains Along main ridge road on north side of Oat Mountain. 1052 Comment
  RSA660131  Dicentra chrysantha Orlando Mistretta 1992-6-12 541 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA433591  Dicentra ochroleuca H. E. Hasse 1891-1 s.n. Los Angeles Near Santa Monica Comment
  CAS-BOT-BC209178  Dichanthelium acuminatum subsp. acuminatum H. E. Hasse 1901-7-1 s.n. Los Angeles Cienega, below head of west fork San Gabriel Canyon Comment
  RSA598200  Dichelostemma capitatum Steve Boyd, Lauren Raz 1997-3-4 9140 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 987 Comment
  RSA674276  Dichelostemma capitatum subsp. capitatum LeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 711 Los Angeles South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002. 576 Comment
  SBBG57154  Digitaria sanguinalis R. Hoffmann 1927-8-30 Los Angeles near Saugus Comment
  SEINET4044547  Diplacus aurantiacus subsp. aurantiacus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  SEINET181921  Diplacus brevipes Ira W. Clokey, B. Templeton 1929-1 4519 Los Angeles Mandeville Canyon, Santa Monica Mts 350 Comment
  RSA164871  Diplotaxis tenuifolia D. L. Crawford, H. D. Hiatt 1916-3-29 987 Los Angeles Topanga Canyon, Santa Monica Mountains Comment
  SD72729  Distichlis littoralis F. R. Fosberg 1930-7-10 S 3177 Los Angeles Aneheim Landing, salt marsh Comment
  OBI69174  Distichlis spicata Steve Boyd, Lauren Raz 1997-5-6 9771 Los Angeles Liebre Mts Region. Fish cyn just upstream from the confluence with Castaic crk Comment
  UC817161  Distichlis spicata F. R. Fosberg 1931-5-14 718 Los Angeles Middle Ranch Canyon, near mouth of Cape Canyon Comment
  CAS-BOT-BC412626  Dodecahema leptoceras Alice Eastwood 1913-5-11 s.n. Los Angeles San Fernando Wash Comment
  UCD118802  Dodecatheon clevelandii Gordon Pilone 1961-3-3 107 Los Angeles Padua Hills, 100 yards above Spanish restaurant. San Gabriel Mt. Range. 396 Comment
  RSA721300  Dodecatheon clevelandii subsp. clevelandii R. G. Swinney 1998-4-11 5940 Los Angeles Claremont, 0.5 mi. to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr 768 Comment
  CAS-BOT-BC129961  Dodecatheon redolens Joseph Andorfer Ewan; Nesta Ewan 1936-8-14 10065 Los Angeles Lilly Spring, n. slope Mt. Hawkins, San Gabriel Mts. Comment
  RSA748739  Dodecatheon redolens R. G. Swinney, Cody Clarke 2001-8-22 8078 Los Angeles 1.5 miles SSW of Dawson Saddle, junction of South Fork Big Rock Creek and Hwy 2, near turn-out/parking area. 2305 Comment
  RSA226899  Draba albertina R. F. Thorne 1971-8-25 41266 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  RSA286782  Draba albertina R. F. Thorne, Larry E. DeBuhr 1974-6-28 44748 Los Angeles ANGELES NATIONAL FOREST: Lily Springs area on N slope of Mt. Hawkins, drainage of S Fork Big rock Creek 2439 Comment
  RSA229128  Draba corrugata R. F. Thorne, C. W. Tilforth, John Dourley 1969-7-29 38867 Los Angeles Angeles National Forest: Dawson Saddle 2424 Comment
  CAS-BOT-BC41698  Draba cuneifolia var. sonorae Geo. D. Abrams 1901-2-1 s.n. Los Angeles Fruitland. Comment
  SD60371  Draba verna Peter H. Raven 1962-3-27 16993 Los Angeles Palos Verdes Hills along Palos Verdes Drive, 1.4 miles east of Portuguese Bend. Comment
  CAS-BOT-BC157705  Drymocallis glandulosa var. glandulosa Geo. B. Grant 1901-7-26 4468 Los Angeles Sturtevant's Camp Comment
  POM306716  Drymocallis glandulosa var. reflexa Henry J. Ramsey, Henry J. Ramsey 1937-7-18 1666 Los Angeles Soldier's Creek, San Gabriel Mountains Comment
  LA103223  Dryopteris arguta Barry A. Prigge; 1985-6-14 6401 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  RSA693733  Dryopteris arguta M. B. Dunkle 1933-6-17 3601 Los Angeles San Antonio River Canyon. 915 Comment
  RSA0029417  Dudleya John F. Emmel 1996-5-11 1398 Los Angeles Sierra Pelona, ESE of Bouquet Reservoir; along USFS Road 6N07, 0.6-1.1 road mi ENE of junction with USFS Road 6N08. 1372 Comment
  SEINET4044595  Dudleya cymosa D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains, Pt. Mugu State Park. 76 Comment
  RSA609384  Dudleya lanceolata L. C. Wheeler 1932-6-12 824 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  UCR100613  Dudleya lanceolata B. G. Pitzer 1996-5-5 2867 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR205533  Dudleya lanceolata A. C. Sanders, T. B. Salvato 2009-5-29 37036 Los Angeles San Gabriel Valley, Irwindale at NW edge of Baldwin Park, under SCE power lines NW of San Gabriel River and SE of 605 Fwy, S of Live Oak Ave. 114 Comment
  LA104983  Dudleya lanceolata K. Nakai; 1981-7-4 787 Los Angeles San Gabriel Mountains, 0.2 mi W of Clear Creek 320 Comment
  CAS-BOT-BC417761  Dudleya pulverulenta Reid Moran 1941-5-23 871 Los Angeles Topango Canyon 100 Comment
  LA204795  Dudleya virens Kei Nakai; 1978-1-22 209 Los Angeles Pt. Vincente, Palos Verdes Hill 6.0 Comment
  SD129828  Dudleya virens Blanche Trask Jun 1902 Los Angeles San Clemente Island; cliffs towards east end. Comment
  RSA534963  Dudleya virens subsp. hassei F. R. Fosberg 1931-4-7 54502 Los Angeles Hamilton Beach, Santa Catalina Island. 2 Comment
  UCR210684  Dysphania ambrosioides R. G. Swinney 2008-10-22 9670 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon, 0.5 mi. upstream from entrance of Old San Gabriel Canyon Rd. at El Encanto 244 Comment
  UCR259610  Dysphania botrys R. G. Swinney 2010-9-7 13686 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR275550  Ehrharta erecta D. E. Bramlet 2010-1-12 4439 Los Angeles South Coast, Oxford Basin, Marina del Rey, between Admiralty Way & Washington Blvd., near the bike path 3 Comment
  UCR94670  Eleocharis macrostachya A. C. Sanders, E. J. Lott 1993-5-6 13972 Los Angeles Western Mojave Desert, SW edge of Rosamond Dry Lake, near east end of Ave 'C,' just west of Piute Ponds and east of Sierra Hwy, at edge of Edwards AFB 700 Comment
  CATA2091  Eleocharis macrostachya R. Mitchel Beauchamp 1976-5-23 4158 Los Angeles San Clemente Island: Beside road at curve north of Middle Ranch site and west of Boulder Grade, SCI Sector: MM 54.9 472 Comment
  POM6468  Eleocharis montevidensis var. montevidensis L. T. Street, G. Williams 1919-4-12 2613 Los Angeles Puente [now La Puente]. Comment
  UC303939  Eleocharis radicans I. Johnston 1916-12-29 26 Los Angeles Claremont, swamp just S of town Comment
  UCR281665  Elymus elymoides subsp. californicus R. G. Swinney 2014-4-23 16187 Los Angeles San Gabriel Mountains/Mojave Desert, Bob's Gap Rd. east of Valyermo at Bobs Gap, near Lime Kiln in wash bottom, c. 30 meters east of 165th Street 1232 Comment
  RSA725758  Elymus glaucus A. C. Sanders 2003-5-1 26249 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  UCR260364  Elymus glaucus R. G. Swinney 2010-6-21 13274 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
  RSA610548  Elymus stebbinsii L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mountains: Head of Los Pinetos Canyon. 1097 Comment
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Feb 19 2015
  SBBG65070  Emmenanthe penduliflora var. penduliflora M. N. Ackley -May-1922 Los Angeles Glendale 243 Comment
  RSA401554A  Emmenanthe penduliflora var. penduliflora Bonnie C. Templeton 1932-8-26 5092 Los Angeles West Blue Ridge, Big Pines Park. San Gabriel Mountains 2195 Comment
  SFV3874  Encelia actoni K. A. Wilson 1961-4-26 1163 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon adjacent to Bee Canyon, north of River's End Ranch. 610 Comment
  OBI69273  Encelia californica John Knapp, Denise Knapp 2003-4-13 8 Los Angeles Catalina Island. Comment
  POM356646  Encelia californica F. R. Fosberg 1931-5-7 4837 Los Angeles Cottonwood Canyon, left fork, Santa Catalina Island. 220 Comment
  RSA85055  Ephedra nevadensis F. W. Peirson 1921-5-19 1527 Los Angeles Little Rock Creek 945 Comment
  UCR123806  Ephedra nevadensis Steven R. Hill, K. Kramer 2001-4-22 33367 Los Angeles Southwestern Mojave, N foothills of San Gabriel Mountains, Elizabeth Lake Road, 3.3 mi west of California Route 14, 0.9 mi west of Highland Street (25th Street West), west of Palmdale. Vicinity of Armagosa Creek 854 Comment
  IRVC28192  Ephedra viridis L. C. Wheeler 1967-5-31 9800 Los Angeles Sycamore Flat Campground, Big Rock Creek. Transverse Ranges, San Gabriel Mtns Comment
  RSA524173  Ephedra viridis T. S. Ross, Steve Boyd 1990-6-6 2874 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  UCR95448  Ephedra viridis L. C. Wheeler 1967-5-12 9427 Los Angeles San Gabriel Mtns., Hunt Canyon, 3 mi. east of Vincent 1067 Comment
  POM3137  Epilobium canum subsp. canum M. Hitchcock 1918-7-28 30 Los Angeles Pacoima Canyon. Near San Fernando Valley. Comment
  SBBG13583  Epilobium canum subsp. canum E. R. Blakley 1961-9-23 4741 Los Angeles beach bluff between Isthmus Harbor and Fisherman's Cove 6 Comment
  RSA448491  Epilobium ciliatum F. R. Fosberg 1931-7-10 S- 5370 Los Angeles Eagle's Nest, Middle Ran[ch] Canyon, Santa Catalina Island. 180 Comment
  RSA766856  Epilobium ciliatum Justin M. Wood 2009-9-9 1297 Los Angeles [City of Claremont;] Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  UCR204563  Epilobium ciliatum R. G. Swinney 2005-8-5 8380 Los Angeles San Gabriel Mtns, Big Rock Creek at Paradise Springs 1439 Comment
  UCR259171  Epilobium ciliatum R. G. Swinney 2010-6-23 13359 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  UC64306  Epilobium ciliatum subsp. ciliatum H. M. Hall 1895-8-5 228 Los Angeles Swarthout Canyon San Antonio Mountains 2042 Comment
  UCR272836  Epilobium ciliatum subsp. ciliatum R. G. Swinney 2011-7-29 15570 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  SEINET6166312  Epipactis gigantea I. W. Clokey, B. C. Templeton 1936-5-18 5665 Los Angeles San Gabriel Canyon 400 Comment
  SBBG127576  Epipactis helleborine A. C. Sanders with T. B. Salvato 2009-5-19 36838 Los Angeles under SCE powerlines S of Montebello Blvd and W of Plaza Dr, S of large shopping mall (Montebello Town Center); Montebello Hills 110 Comment
  SFV1  Equisetum arvense R. L. Armacost 1934-5-29 144 dup. Los Angeles Santa Monica Mountains Topanga Canyon. Elkhorn Camp. 61 Comment
  CAS-BOT-BC57315  Equisetum laevigatum Ernest Braunton 1902-5-1 s.n. Los Angeles Rivera Comment
  CAS-BOT-BC57316  Equisetum laevigatum Ernest Braunton 1902-5-1 s.n. Los Angeles Rivera Comment
  CAS-BOT-BC57314  Equisetum laevigatum Rev. J. C. N? 1904-1-1 s.n. Los Angeles Los Angles River Comment
  RSA191172  Equisetum laevigatum R. F. Thorne, M. Z. Thorne 1967-7-19 38516 Los Angeles Angeles National Forest: Big Cienega Springs above Crystal Lake Recreation Area 1981 Comment
  UCR105725  Equisetum telmateia subsp. braunii L. C. Wheeler 1932-6-13 809 Los Angeles Los Angeles Basin, Los Angeles River at Los Feliz Blvd. 122 Comment
  SEINET8205345  Eremogone macradenia Steve Boyd 1997-9-10 10027 Los Angeles Liebre Mountains region: upper northern flank of Liebre Mountain at head of Tentrock Canyon alogn dirt trzack near Forest Service wildlife drinker site; gentle slopes to north of crest of central ridge of Liebre Mountain 1585 Comment
  CHSC95546  Eremothera boothii subsp. decorticans LeRoy Gross 2005-5-19 2302 Los Angeles Mojave Desert; West Mojave Desert region: South of Ave A (Kern County boundary) east of the #14 freeway. South of the city of Rosamond. between 20th Street West and Sierra Highway. Started at Ave A, Near 34.820450N 118.16535W then walked south to 34.81703, 118.16403W. 722 Comment
  RSA0097776  Eriastrum densifolium subsp. densifolium R. G. Swinney 2011-7-8 15489 Los Angeles San Gabriel Mountains: 'Strawberry Potrero'?, uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  CAS-BOT-BC514447  Eriastrum eremicum subsp. eremicum Ernest C. Twisselmann 1965-5-5 10704 Los Angeles Mojave Desert: Lancaster Blvd near the Kern County Line (Edwards Air Force Base) 746 Comment
  UCR139006  Eriastrum sapphirinum L. C. Wheeler 1947-6-13 6518 Los Angeles San Gabriel Mountains, mesa south of San Antonio Canyon [near San Bernardino Co. line] Comment
  UCR182481  Eriastrum sapphirinum subsp. ambiguum R. G. Swinney 1997-7-17 5690 Los Angeles San Gabriel Mtns., 0.5 mi. north of summit of Table Mountain, NW of Wrightwood; 0.8 mi. NE of FS Rd. 4N21 (paved) on 4N21B 2134 Comment
  CAS-BOT-BC514979  Eriastrum sapphirinum subsp. dasyanthum Alice Eastwood 1928-6-15 15388 Los Angeles Claremont Comment
  SEINET14611560  Eriastrum virgatum L. C. Wheeler 1932-6-16 827 Los Angeles 2 miles N of Claremont. 411 Comment
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May 5 2021
  UCR259894  Ericameria cooperi R. G. Swinney 2010-6-1 13075 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  SD112585  Ericameria cooperi var. cooperi Darley F. Howe 1947-5-5 1532 Los Angeles North face of San Gabriel Mountains. 1525 Comment
  RSA792022  Ericameria cuneata var. cuneata Jane Tirrell, Graham Bothwell 2012-9-14 LS 0174 Los Angeles Approx. 300 meters southest of California State Route 2 in rocky outcrop above Big Rock Creek drainage, about 1.5 mi west of Dawson Saddle. 2395 Comment
  JEPS26434  Ericameria linearifolia Peter H. Raven and Henry J. Thompson 1960-4-24 15126 Los Angeles Cornell Corners Santa Monica Mountains, Cornell Corners 213 Comment
  RSA0098639  Ericameria linearifolia R. G. Swinney 2010-5-11 12687 Los Angeles San Gabriel Mountains: east of Acton, 0.3 miles south of Soledad Canyon Wash in Aliso Cyn., due west of jct. of Aliso Canyon Road and Shadow Canyon Rd 872 Comment
  RSA616951  Ericameria linearifolia R. S. Woglum 1942-5-20 3321 Los Angeles Transverse Ranges: Angeles Crest Highway; San Gabriel Mountains; Angeles National Forest. Comment
  SBBG62625  Ericameria linearifolia R. Hoffmann 1929-5-19 Los Angeles Big Rock Crk, Paradise Camp Comment
  SJSU13620  Ericameria nauseosa var. bernardina C. W. Sharsmith 1945-9-7 5459 Los Angeles summit of Mt Waterman, San Gabriel Mts 2225 Comment
  UCR256257  Ericameria nauseosa var. bernardina R. G. Swinney 2010-10-13 14042 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  UC203165  Ericameria nauseosa var. oreophila H. M. Hall 1917-10-27 10580 Los Angeles near Lancaster; Dry Lake Comment
  CAS-BOT-BC299513  Ericameria palmeri var. pachylepis J. Ewan 1931-10-24 5288 Los Angeles La Sierra Canyon Divide, Santa Monica Mts. 518 Comment
  RSA381398  Ericameria palmeri var. pachylepis R. F. Thorne 1967-1 41657 Los Angeles Santa Catalina Island: Skull Canyon Comment
  UCR177931  Ericameria parishii LeRoy Gross 2001-9-1 446 Los Angeles Los Angeles Basin, Verdugo Mountains; north side, along Hostetter Mountain Way 610 Comment
  LA203689  Ericameria parishii var. parishii Carl Epling; November 1941 sn Los Angeles Glendora Road Comment
  POM359444  Ericameria parishii var. parishii F. R. Fosberg, Joseph A. Ewan 1931-8-14 5032 Los Angeles Lower Pine Flats, N. fork San Gabriel. San Gabriel Mts. 1524 Comment
  POM48752  Ericameria parishii var. parishii Fordyce Grinnell Jr. 1928-09 s.n. Los Angeles Mt. Wilson. 1677 Comment
  UC1175000  Erigeron foliosus var. foliosus E. K. Balls and P. C. Everett 1959-6-29 23864 Los Angeles 1 mi ne of entrance Stokes Canyon; Santa Monica Mts. 243 Comment
  UC172813  Erigeron foliosus var. foliosus F. Grinnell 1911-8-15 898 Los Angeles Mt. Wilson 1794 Comment
  SBBG118809  Erigeron foliosus var. foliosus V. Soza with I. Gillespie, L. Gross 2000-5-18 947 Los Angeles San Dimas Experimental Forest, SW of Johnstone Pk, above Wildwood Cyn; T1N R9W N/2, NE/4 S27 655 Comment
  UCR281722  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-23 s.n. Los Angeles Palos Verdes Peninsula, Malaga Canyon, along Malaga Canyon Trail 189 Comment
  RSA2003  Erigeron foliosus var. stenophyllus C. B. Wolf 1931-5-13 1999 Los Angeles Pacoima Wash, near bridge on the road from Tujunga to San Fernando. 366 Comment
  LA202744  Eriobotrya japonica Arthur C. Gibson; 2004-3-10 5011 Los Angeles 146 Comment
  POM223250  Eriodictyon crassifolium var. crassifolium Louis C. Wheeler 1933-6-24 1882 Los Angeles Verdugo Creek, Verdugo Hills. 534 Comment
  CAS-BOT-BC189184  Eriodictyon crassifolium var. nigrescens Steve Boyd; Amber Maurice 2004-5-18 11317 Los Angeles On road leading down towards Atmore Meadows area from main road on crest of LIebre Mountain, at crossing of spring outflow, Liebre Mountains region 1436 Comment
  LA35983  Eriodictyon crassifolium var. nigrescens Peter H. Raven; 1960-5-15 15378 Los Angeles Santa Monica Mountains, Cold Canyon, junction of Mulholland Hwy with Cold Canyon Rd 365 Comment
  CAS-BOT-BC222688  Eriodictyon trichocalyx Clare B. Hardham 1959-6-16 4871 Los Angeles Near Pear Blossom Comment
  JEPS22768  Eriodictyon trichocalyx Rimo Bacigalupi with Reino Alava 1958-7-20 6428 Los Angeles along Angeles Crest Highway (State Highway 2) along northwestern shoulder Mt. Islip (watershed of South Fork of Big Rock Creek, San Gabriel Mts.); Angeles National For, San Gabriel Mts., S Fk Big Rock Creek 2164 Comment
  RSA757961  Eriogonum angulosum Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3288 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  RSA596990  Eriogonum baileyi var. baileyi Steve Boyd, Lauren Raz 1996-9-24 8964 Los Angeles Liebre Mountains, western end of Liebre Mountain just north of Forest Service Road 7N23 on broadly rounded summit area at divide between Cold Canyon and Tentrock Canyon. 1616 Comment
  UCR172447  Eriogonum baileyi var. baileyi Anuja Parikh, Nathan Gale 2005-7-7 2128 Los Angeles Santa Clara River Valley, near confluence of Castaic Creek and the river, Newhall Ranch, study area 44 290 Comment
  RSA685158  Eriogonum brachyanthum Scott D. White 2003-7-25 9647 Los Angeles Santa Clarita area; Santa Clara River just upstream from Bouquet Canyon bridge. 351 Comment
  SEINET6329284  Eriogonum brachyanthum Scott D. White, Michael Honer, Dylan Hannon 2003-7-16 9634 Los Angeles Santa Clarita area: Santa Clara River wash, near Soledad Canyon Road bridge. Upstream and downstream ca 1.5 miles (Mint Canyon). T4N R15W S17, 18, 20-22 390 Comment
  OBI34897  Eriogonum cinereum David J. Keil 1983-8-23 17873 Los Angeles Just W of Leo Carillo State beach along hwy 1, ca. 1 mi E of Ventura County line Comment
  UCR91413  Eriogonum cinereum Scott D. White 1995-3-15 2550 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
  RSA782019  Eriogonum cithariforme var. agninum Elizabeth A. Kempton, Steve Boyd, Valentin Arvizu 2006-6-17 401 Los Angeles Liebre Mountains. Road 7N23 1484 Comment
  UCR127649  Eriogonum cithariforme var. agninum A. C. Sanders, M. S. Enright, Mark Elvin, Cathleen Weigand 2002-8-8 25579 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, ridgetops on the south side of Potrero Canyon, above the dirt road to bench mark 1804, north of East Fork Salt Canyon 549 Comment
  RSA588909  Eriogonum davidsonii Tim S. Ross, S. D. Boyd, Peter Fritsch 1990-6-8 2950 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  SEINET6340533  Eriogonum davidsonii James L. Reveal, C. Rose Broome 1987-6-25 6570 Los Angeles San Gabriel Mountains, along the Angeles Crest Highway (California Highway 2) at milepost 47.3, 10.4 miles south of Cloudburst Summit and 0.4 mile south of Charlton Flat Campground 1615 Comment
  SBBG64279  Eriogonum deflexum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  RSA0094174  Eriogonum elongatum var. elongatum R. G. Swinney 2011-11-3 15999 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon, Old Mt. Wilson Trail, 1 to 2 miles up from trailhead in town of Sierra Madre 549 Comment
  OBI30213  Eriogonum fasciculatum Jim Lockyer 1970-3-9 P 22 Los Angeles Collected in a cyn off of San Dimas rd N of Puddingstone Dam 381 Comment
  RSA0098362  Eriogonum fasciculatum subsp. foliolosum R. G. Swinney 2011-11-1 15961 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. 634 Comment
  RSA773972  Eriogonum fasciculatum subsp. polifolium R. G. Swinney 2009-7-29 11440 Los Angeles Pacifico Mountain summit. 2134 Comment
  CAS-BOT-BC253202  Eriogonum fasciculatum var. fasciculatum Timothy S. Ross; Steve Boyd 1994-5-25 7937 Los Angeles Hanging basin ca 470-830 m W of Warm Springs Mtn. summit, These collections from ca 600-800 m WSW of summit, Nectie Basin, Liebre Mountains 1075 Comment
  CAS-BOT-BC253274  Eriogonum fasciculatum var. foliolosum Carl Epling; N. Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains Comment
  RSA766094  Eriogonum fasciculatum var. foliolosum Joseph A. Ewan, Nesta Ewan 1936-8-5 9944 Los Angeles Mescal Creek, San Gabriel Mountains. 1372 Comment
  CAS-BOT-BC250102  Eriogonum fasciculatum var. polifolium Ernest C. Twisselmann 1955-8-10 2332 Los Angeles San Emigdio Range. Upper Castaic Valley 1226 Comment
  UCR179684  Eriogonum fasciculatum var. polifolium R. G. Swinney, Dave Larson 1996-8-7 5242 Los Angeles Eastern San Gabriel Mountains., San Dimas Experimental Forest, head of Dry Lake Canyon at 'Dry Lake,' site of CCC camp in 1930s = Browns Flat 1524 Comment
  UCR19478  Eriogonum giganteum George B. Grant 1906-9-1 s.n. Los Angeles Channel Islands, Santa Catalina Islands, off Southern California Comment
  CAS-BOT-BC250300  Eriogonum giganteum var. giganteum T. G. W. 1928-8-13 1831 Los Angeles Catalina Island Comment
  RSA0084781  Eriogonum gracile R. G. Swinney 2010-6-23 13309 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  POM2333  Eriogonum gracile var. gracile L. R. Abrams 1901-09 s.n. Los Angeles Ballona Harbor. Comment
  CAS-BOT-BC261221  Eriogonum hirtiflorum Joseph Andorfer Ewan 1932-2-4 7366 Los Angeles 1/4 mi. above North Fork Campground on North Fork Tujunga Creek, San Gabriel Mts. 914 Comment
  RSA185245  Eriogonum kearneyi James L. Reveal, Caroline G. Reveal 1962-9-11 465 Los Angeles 4 miles W of the California Nevada border along Hwy 31 on the 'Pole Line Road'. 2134 Comment
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Nov 19 2013
  CAS-BOT-BC259096  Eriogonum kennedyi var. alpigenum Joseph Andorfer Ewan 1934-8-7 8375 Los Angeles East slope Throop Peak, north of North Baldy, San Gabriel Mts. 2667 Comment
  RSA247969  Eriogonum maculatum Robert F. Thorne, Gary D. Wallace 1973-4-24 43442 Los Angeles Antelope Valley, Western Mojave Desert: Lovejoy Buttes, N of Llano, S slope. 915 Comment
  RSA226041  Eriogonum mohavense Robert F. Thorne, C. W. Tilforth 1971-6-29 40677 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
  RSA755833  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2008-9-12 9444 Los Angeles Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  RSA733278  Eriogonum nudum var. pauciflorum R. G. Swinney 2001-6-16 7967 Los Angeles San Gabriel Mtns.: Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons. 1951 Comment
  RSA393063  Eriogonum parvifolium var. parvifolium L. E. Hoffman 1931-6-18 s.n. Los Angeles Hermosa Beach Comment
  RSA597125  Eriogonum pusillum Tim S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-22 3744 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone. 1707 Comment
  JEPS56439  Eriogonum roseum Ralph Hoffmann 1927-8-31 2672 Los Angeles ne Acton Comment
  RSA0011602  Eriogonum roseum Orlando Mistretta, Christine Mistretta 2011-6-14 5687 Los Angeles North edge of San Gabriel Mountains, 2.3 air miles S of Vincent, 1.5 air miles N of Aliso Cyn Rd, 0.5 air miles W of Angeles Forest Hwy. 1105 Comment
  UCR239047  Eriogonum roseum Anuja Parikh, Nathan Gale 2010-6-4 3258 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, 2.9 km west of State Hwy 14, 1.2 km south of Avenue S 995 Comment
  CAS-BOT-BC268167  Eriogonum umbellatum var. minus Wesley O. Griesel 1960-8-11 s.n. Los Angeles Dawson Saddle, Angeles Crest Highway, San Gabriel Mts. 2438 Comment
  CAS-BOT-BC264992  Eriogonum wrightii var. subscaposum Le Roy Abrams 1901-8-1 1931 Los Angeles Mt. San Antonio 3048 Comment
  CAS-BOT-BC297939  Eriophyllum confertiflorum W. R. Dudley; F. H. Lamb 1896-6-7 4349 Los Angeles Kings Canyon, Liebre Mts Comment
  SBBG128452  Eriophyllum confertiflorum M. L. Hoefs 1994-5-21 1871 Los Angeles near Renton Mine Rd 195 Comment
  UCR271524  Eriophyllum confertiflorum R. G. Swinney 2011-3-18 14134 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA0042926  Eriophyllum confertiflorum Orlando Mistretta 1989-5-5 s.n. Los Angeles Bouquet Canyon. Comment
  JEPS17966  Eriophyllum confertiflorum var. confertiflorum George B. Rossbach 1955-6-20 532 Los Angeles Los Angeles Crest Highway (Route 2) about 2 mi n Mill Creek Summit (near Aliso Canyon Road) 1219 Comment
  RSA276002  Eriophyllum confertiflorum var. confertiflorum Jack Delaini 1974-5-9 190 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles national Forest 533 Comment
  RSA611604  Eriophyllum confertiflorum var. confertiflorum L. C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge, at head of Brainard Canyon. 1402 Comment
  SBBG61046  Eriophyllum confertiflorum var. confertiflorum R. Hoffmann 1931-5-3 Los Angeles lower Bouquet Cyn Comment
  UC723780  Eriophyllum confertiflorum var. confertiflorum Joseph Andorfer Ewan 1933-6-17 10826 Los Angeles Santa Monica Mts., Temescal Canyon Comment
  POM358084  Eriophyllum nevinii George R. Johnstone 1929-7-21 s.n. Los Angeles Santa Catalina Island. Comment
  RSA0113727  Erodium botrys Steven A. Junak 1999-5-21 SCa- 998 Los Angeles Santa Catalina Island. Just S of main road intersection, along road to Coffee Pot Canyon. 497 Comment
  UCD103069  Erodium botrys Daryl Koutnik 1978-3-27 168 Los Angeles John's Pasture in Live Oak Canyon drainage at north end of Mountain Ave, Claremont. 579 Comment
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Aug 9 2017
  RSA0110611  Erodium brachycarpum Steven A. Junak 1999-4-24 SCa- 860 Los Angeles Santa Catalina Island. Plant stop, main road. 445 Comment
  SEINET4044552  Erodium cicutarium D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 121 Comment
  RSA599965  Erodium moschatum Louis C. Wheeler 1968-3-21 s.n. Los Angeles San Gabriel Mountains: Glendora Ridge Truck Trail. 610 Comment
  SBBG83258  Erodium moschatum M. Daily 1986-4-7 SCa-t Los Angeles Bird Rock Comment
  JEPS85803  Erysimum capitatum var. capitatum Roy E. Buck 1989-6-23 1349 Los Angeles lowermost ne-facing slope of canyon ca 0.1 air km nnw Icy Springs (26 air km nne of Glendora, just e of ruins of old stone house); San Gabriel Mountains, canyon of upper Big Rock Creek 1737 Comment
  RSA167694  Erysimum cheiri R. F. Thorne, P. C. Everett 1964-2-7 33447 Los Angeles Growing along road to Pebbly Beach from Avalon. Santa Catalina Island 3 Comment
  RSA530239  Erysimum suffrutescens T. S. Clare, G. Austin 1929-2-25 281 Los Angeles El Segundo, Los Angeles Comment
  RSA530242  Erysimum suffrutescens G. J. Hollenberg 287 Los Angeles Near El Segundo Comment
  UC56905  Erysimum suffrutescens Ernest Braunton 1902-5-25 299 Los Angeles Hermosa Comment
  RSA433660  Eschscholzia californica Elbert Benjamine 1929-3-15 74 Los Angeles San Clemente Island. Pasture land. Comment
  UCR24592  Eschscholzia glyptosperma Leota Davidson 1965-5-15 181 Los Angeles Mojave Desert, road near Palmdale 930 Comment
  RSA772391  Eschscholzia minutiflora R. G. Swinney 2009-5-12 10728 Los Angeles Transverse Range, San Gabriel Mountains, Alimony Ridge, Junction of Alimony Ridge and Alimony Ridge Rd. and to 0.5 mi NW up ridge. 1435 Comment
  UCR119534  Eschscholzia minutiflora L. C. Wheeler 1973-4-21 s.n. Los Angeles San Gabriel Mtns., East fork of Kentucky Springs Canyon 1280 Comment
  CAS-BOT-BC334478  Eucalyptus cornuta R. E. Riefner, Jr. 2007-3-10 07 -122 Los Angeles Palos Verdes Peninsula, Palos Veres Estates, N of Palos Verdes Dr. West, Malaga Creek, Via Alar at Via Corta 41 Comment
  RSA655933  Eucalyptus globulus James Henrickson 2000-4-15 20683 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  RSA675007  Eucalyptus globulus LeRoy Gross 2003-2-22 747 Los Angeles South side; A short distance up mouth of Brand Canyon, south next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  RSA549583  Eucrypta chrysanthemifolia Tim S. Ross 1991-3-10 4217 Los Angeles Claremont: Bernard Field Station, on E side of RSA 392 Comment
  UC1211040  Eucrypta chrysanthemifolia var. chrysanthemifolia Huron H. Smith 1912-5-29 5025 Los Angeles Santa Catalina Island; Summit Road 396 Comment
  UC1922643  Eulobus californicus Valerie Soza, Laura A. Moore 2000-5-10 850 Los Angeles Verdugo Mountains; north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines, west of peak ''1936'' 564 Comment
  UCR128011  Euphorbia maculata Mark A. Elvin, Tricia Wotipka, Scott Boczkiewicz 2003-8-14 3001 Los Angeles Santa Clarita Valley, Newhall Ranch, mouth of Castaic Creek, south of SR 126 290 Comment
  UCR210294  Euphorbia maculata R. G. Swinney 2008-11-29 9846 Los Angeles San Gabriel Mtns., mouth of San Gabriel River Canyon, spring 1.5 mi. north of Sierra Madre Ave. on Hwy 39 256 Comment
  UCR51907  Euphorbia melanadenia Adelina Munoz 1988-5-14 120 Los Angeles San Gabriel Mtns, San Dimas: Sycamore Canyon behind San Dimas Canyon Park 305 Comment
  SBBG33610  Euphorbia peplus S. A. Junak with K. Kirkland, M. L. Hoefs 1998-6-11 SCa 706 Los Angeles mouth of small cyn just SE of Frog Rock 3 Comment
  RSA308887  Euphorbia peplus Kay H. Beach 1943-5-4 652 Los Angeles San Dimas canyon about 1 mile above Guard Station, San Dimas Experimental Forest. U.S. Forest Dept. Comment
  RSA482519  Euphorbia peplus Richard Noyes, Laurel Arnseth 1988-4-30 504 Los Angeles Claremont; 100 meters east of Thompson Creek Dam 500 Comment
  SEINET5789094 Image available Euphorbia polycarpa Unknown 1982-1 3215 Los Angeles Los Angeles, CA Comment
  SD31193  Euphorbia polycarpa Edith A. Purer 1931-4-28 1759 Los Angeles Palos Verdes Hills, at edge of of road on south side of hills Comment
  RSA433506B  Euphorbia spathulata Blanche Trask 1901-03 1931 Los Angeles Avalon, Catalina Island. Comment
  RSA433516  Euphorbia spathulata L. C. Wheeler 1936-6-6 4120 Los Angeles San Dimas Canyon near dam, San Gabriel Mountains. 457 Comment
  SD75633  Extriplex californica M. B. Dunkle 1939-4-5 7275 Los Angeles San Clemente Island; low flat area on China Point. Comment
  CATA1739  Festuca bromoides Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-13 3123 Los Angeles Santa Catalina Island: Near road above Empire Landing 137 Comment
  UCR273183  Festuca myuros R. G. Swinney 2011-5-19 14758 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  UCR275287  Festuca myuros Jeremiah George 2012-3-1 s.n. Los Angeles South Coast, Entradero Park, West Torrance near Redondo Beach 23 Comment
  LA13080  Festuca myuros O. A. Plunkett; 1926-3-28 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  UCSB7290  Festuca perennis Wedberg, H. 1957-4-18 Los Angeles 1 block W Rundy x Rico Comment
  SEINET3463252  Ficus carica Unknown 1939-7-10 116 Los Angeles Los Angeles, Los Angeles, Campus Comment
  CAS-BOT-BC502103  Ficus microcarpa R. E. Riefner, Jr. 2015-5-2 15 -138 Los Angeles City of Arcadia, S side of I-210, W of Colorado Blvd, between 2nd St and La Porte St. 153 Comment
  UCR86536  Filago arizonica T. S. Ross, O. Mistretta, M. Hammitt 1991-5-20 5326 Los Angeles Channel Islands, West side San Clemente Island, between Box & Horse Canyons 485 Comment
  RSA757664  Filago californica Orlando Mistretta, Christine Mistretta 2008-4-14 2445 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 18 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1240 Comment
  RSA0060877  Frangula californica R. G. Swinney 2010-8-16 13555 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA535320  Frankenia grandifolia var. grandifolia Tim S. Ross 1991-5-20 5362 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  CATA3205  Frankenia salina Julie L. King 2016-11-22 24 Los Angeles Santa Catalina Island: Big Springs Canyon, 0.5 miles north on Isthmus Rd. from junction with road to Little Harbor, 60 meters directly east of Isthmus Rd. in drainage 29 Comment
  RSA678915  Frankenia salina Julie Greene 1997-9-12 s.n. Los Angeles Intersection of Pacific Coast Highway/ Studebaker Rd., near Long Beach Marina. 5 Comment
  RSA464905  Fraxinus dipetala M. B. Dunkle 1936-3-28 4708 Los Angeles Santa Catalina Island, Silverado Canyon. Comment
  SD43369  Fraxinus dipetala Darley F. Howe 1948-5-4 1789 Los Angeles Boquet Canyon 853 Comment
  JEPS42904  Fremontodendron californicum Frank W. Peirson 1918-6-17 116 Los Angeles Rock Creek. San Gabriel Mts. 1524 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
  RSA641696  Fritillaria pinetorum Orlando Mistretta 1993-6-2 870 Los Angeles San Gabriel Mountains: Vincent Gulch Trail 1945 Comment
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Oct 5 2009
  UCD121393  Funastrum cynanchoides var. hartwegii Kenneth A. Wilson 1961-4-20 1146 Los Angeles Soledad Canyon. Comment
  RSA567522  Galium andrewsii subsp. andrewsii Tim S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3916 Los Angeles Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon. 1338 Comment
  RSA571544  Galium andrewsii subsp. intermedium Steve D. Boyd, D. L. Banks, Orlando Mistretta 1994-4-29 8309 Los Angeles Northern slope of the San Gabriel Mountains, Angeles National Forest, side draw on southeastern side of Mt. Emma, Santiago Canyon drainage. 1159 Comment
  RSA0036978  Galium angustifolium R. G. Swinney 2010-5-29 13397 Los Angeles San Gabriel Mountains: junction of W. Fork May Canyon with May Canyon Truck Trail (FS Rd. 3N54). 793 Comment
  UCR126244  Galium angustifolium A. C. Sanders 2003-3-14 25777 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  UCR222851  Galium angustifolium R. G. Swinney 2009-4-29 10577 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
  UCD121565  Galium angustifolium J. Sauer; Tim Brothers 1981-5-2 6131 Los Angeles Santa Monica Mountains: Will Rogers Historical Park. Comment
  RSA188390  Galium angustifolium subsp. angustifolium Robert F. Thorne, Percy C. Everett 1965-6-22 34851 Los Angeles Santa Catalina Island. Renton Mine area 244 Comment
  RSA632943  Galium angustifolium subsp. angustifolium Valerie L. Soza, Kent Hughes 1999-6-17 535 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail at San Olene Canyon. 732 Comment
  SD69537  Galium angustifolium subsp. angustifolium Robert F. Thorne, P. Everett 1965-6-22 34918 Los Angeles Santa Catalina Island: S of Avalon golf course in open, flat sandy bottom of Avalon Canyon 91 Comment
  UC28167  Galium angustifolium subsp. angustifolium H. P. Chandler 1897-5-5 Los Angeles Claremont 365 Comment
  UC688885  Galium angustifolium subsp. angustifolium J. F. Ashley 1941-6-29 Los Angeles Chatsworth Lake Comment
  RSA597403  Galium angustifolium subsp. gabrielense Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3771 Los Angeles Vicinity of Crystal Lake. 1677 Comment
  POM367738  Galium aparine M. B. Dunkle 1929-4-7 2087 Los Angeles Santa Catalina Island. White's Landing. Comment
  POM367740  Galium aparine Louis Greata 1901-03 s.n. Los Angeles Highland Park. Comment
  RSA0016923  Galium aparine Richard Noyes, L. Arnseth 1988-4-30 555 Los Angeles Claremont. San Gabriel Mountains: Burbank Canyon, northwest of Thompson Creek Dam. 500 Comment
  RSA87439  Galium aparine F. W. Peirson 1923-4-8 3431 Los Angeles Wilson's Cove, San Clemente Island. Comment
  SD215715  Galium aparine Edith A. Purer 1911-5-11 6556 Los Angeles Malibu Road, Santa Monica Mountains Comment
  CAS-BOT-BC217453  Galium catalinense Reid Moran 1958-9-15 6822 Los Angeles Canyon 1.8 miles SE of Eel Point, San Clemente Island 100 Comment
  CAS-BOT-BC217463  Galium catalinense Geo. B. Grant 1900-3-28 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  RSA515126  Galium catalinense subsp. acrispum Aaron Liston, Orlando Mistretta, Loran Rieseberg 1989-4-29 800 -4 Los Angeles [San Clemente Island] Comment
  POM367799  Galium catalinense subsp. catalinense Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon. Santa Catalina Island Comment
  SD219106  Galium grande Orlando Mistretta, Christine Mistretta 2008-5-20 3170 Los Angeles San Gabriel Mountains region: Southern California Edison transmission line corridor, Fish Canyon drainage; Van Tassel Motorway just south of junction with Monrovia Canyon Truck Trail. 986 Comment
  JEPS21694  Galium johnstonii Rimo Bacigalupi with R. Alava 1958-7-20 6408 Los Angeles close to Angeles Crest Hwy (Calif. Hwy 2) Charlton Flat (Angeles National Forest, San Gabriel Mts.); San Gabriel Mts., Angeles National Forest, Charlton Flat 1623 Comment
  RSA230264  Galium johnstonii Robert F. Thorne 1969-7-2 38304 Los Angeles San Gabriel Mountains, Angeles National Forest: Angeles Crest Highway, 3.2 miles WSW of Cloudburst Summit. 1982 Comment
  RSA532651  Galium johnstonii Tim S. Ross 1991-8-14 5770 Los Angeles Roundtop (Mountain), San Gabriel Mountains: Slopes NW of the summit. 1829 Comment
  SEINET12285587  Galium johnstonii L. T. Dempster, Stebbins, G. L. 1966-1 4234 Los Angeles along Angeles Crest Highway, 2.9 mi above Upper Chilao Recreation Area Comment
  UCR11946  Galium nuttallii P. H. Raven 1960-5-15 15367 Los Angeles Santa Moncia Mtns., Piuma Road, 2.7 mi east of Rambla Pacifica 427 Comment
  CATA1718  Galium parisiense Mark L. Hoefs, Steven A. Junak, Melissa Askew 1999-7-15 3059 Los Angeles Santa Catalina Island: Lower Bulrush Canyon 262 Comment
  SBBG112870  Galium parisiense S. A. Junak with M. L. Hoefs, K. Kirkland 1998-7-17 SCa 769 Los Angeles Silver Cyn, at lowermost fork 12 Comment
  RSA596811  Galium porrigens Tim S. Ross, J. Mark Porter 1995-5-4 8484 Los Angeles Liebre Mountains, Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road. 623 Comment
  CATA3256  Gambelia speciosa Julie L. King 2017-2-20 54 Los Angeles Santa Catalina Island: South side of USC WIES Rd., about 0.45 road miles west of USC Wrigley 64 Comment
  RSA607827  Gamochaeta pensylvanica L. C. Wheeler 1947-7-4 6541 Los Angeles San Gabriel Mountains: El Prieto Canyon, off Millard Canyon 670 Comment
  UCR20410  Gamochaeta pensylvanica Freda Detmers 1933-7-20 s.n. Los Angeles Los Angeles 152 Comment
  RSA391424  Garrya flavescens Albert J. Perkins 1924-3-30 s.n. Los Angeles Colby Trail near Strawberry Pk Fork Comment
  POM184689  Garrya veatchii Joseph A. Ewan 1932-6-18 7354 Los Angeles Clear Creek Fork of Jujunga Canyon. 762 Comment
  UC1122738  Garrya veatchii Louis C. Wheeler 1936-6-23 360 Los Angeles San Dimas Canyon; San Dimas Experimental Forest, Pomona Quad. 731 Comment
  SD264704  Gastridium phleoides Steven A. Junak, Ralph Philbrick, Mark Hoefs 2001-5-19 Sca 1568 Los Angeles UTM in supplement. Santa Catallina Island. Just E of Airport, N of Airport Road. 445 Comment
  UCD66715  Gastridium phleoides Robert F. Thorne; P. Everett 1965-6-22 34901 Los Angeles Santa Catalina Island, Avalon Canyon. 182 Comment
  CAS-BOT-BC478893  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
  UCR209921  Gayophytum R. G. Swinney 2008-7-25 9303 Los Angeles San Gabriel Mtns., Twin Peaks, East Peak 2366 Comment
  RSA0097184  Gayophytum diffusum subsp. parviflorum R. G. Swinney 2011-6-1 14961 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters 1061 Comment
  RSA229162  Gayophytum heterozygum Robert F. Thorne, C. W. Tilforth 1971-6-29 40734 Los Angeles San Gabriel Mountains, Angeles National Forest: along Lucas Creek S of Big Tujunga Narrows along Angeles Forest Road 915 Comment
  RSA747466  Gazania linearis R. G. Swinney 2008-4-4 8611 Los Angeles Lower Ham Canyon where it runs through San Dimas Golf Course, just above confluence with San Dimas Wash 366 Comment
  UCR241703  Gazania linearis Dan S. Cooper 2012-9-6 912- 79 Los Angeles Los Angeles Basin, Culver City area, Baldwin Hills, Kenneth Hahn Park 137 Comment
  CATA1429  Genista monspessulana Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2590 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  CATA3417  Genista monspessulana Ben Dion, Tobias Nickel, Stuart Olshevski 2017-3-30 015 Los Angeles Santa Catalina Island: Haypress Watershed near Dakin Peak 463 Comment
  POM293124  Geranium carolinianum Lyman Benson 1946-5-13 12084 Los Angeles Midway between Pomona and Brea. Pacific Slope Drainage Area, Puente Hills. 274 Comment
  RSA587760  Gilia T. S. Ross 1991-4-27 4624 -c Los Angeles Mojave Desert: Fort Tejon Road, 0.1 mile W of its junction with Hwy 138 (and hiking +/-S to SSW), ca. 0.25-0.3 miles W of the county line. 1183 Comment
  SEINET6969904  Gilia Wanda P. Vestal, A. G. Vestal 1955-3-26 3479 Los Angeles East side of road in field, Antelope Valley east of Fairmont on 110th Street. Comment
  RSA709791  Gilia aliquanta subsp. aliquanta LeRoy Gross 2005-4-28 2148 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  LA200753  Gilia angelensis A. M. Johnson; 1934-3-16 4375 Los Angeles SIMI HILLS, Johnson's Ranch beyond Chatsworth. Comment
  POM10176  Gilia angelensis Louise Kendall 1920-4-7 14 Los Angeles Ganesha hills [NNW of Pomona]. Comment
  RSA72289  Gilia angelensis F. W. Peirson 1919-4-5 4706 Los Angeles Allen Ranch, Altadena. 366 Comment
  SD215603  Gilia brecciarum subsp. brecciarum Steve Boyd, Lauren Raz 1997-3-26 9335 Los Angeles Portal Ridge north of Lake Hughes, upper end of Myrick Canyon drainage along Lakeview Road. 1096 Comment
  UC535503  Gilia capitata subsp. abrotanifolia Ira W. Clokey, B. Templeton Mar. 1929 4476 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 350 Comment
  UCR123640  Gilia capitata subsp. abrotanifolia Steven R. Hill, K. Kramer 2001-4-22 33353 Los Angeles San Gabriel Mountains/SW Mojave Desert, S side of Antelope Valley, Johnson Road, 6.2 mi NNE of junction with Elizabeth Lake Road, 3 mi south of junction of Avenue I and 110th Street West 939 Comment
  UCR191434  Gilia capitata subsp. abrotanifolia T. B. Salvato 2008-4-22 3315 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
  UCR200157  Gilia capitata subsp. abrotanifolia Valerie Soza, Laura A. Moore 2000-5-10 869 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive 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
  RSA562542  Gilia capitata subsp. abrotanifolia Steve Boyd, Orlando Mistretta 1993-4-23 8004 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 the Forest, upper portion of ridge on southern side of Whitney Canyon. 731 Comment
  UC23357  Gilia capitata subsp. abrotanifolia J. H. Barber 1897-4-20 144 Los Angeles near Pomona (Expt Station); near Pomona Comment
  UCD117683  Gilia capitata subsp. abrotanifolia Antonio F. Machado; Lisa Seemann 1993-4-28 8 a Los Angeles Santa Clarita Valley, east of San Francisquito Road, 0.3 mile north of Seco Canyon Road. Comment
  RSA469413  Gilia latiflora subsp. davyi Christopher Davidson 1975-5-25 2558 Los Angeles 3.8 mi NE of Old Ridge Route (8N04) on rd 7N23 to Liebre Mtn., ca. 0.7 mi past Sandberg Pk. Angeles Nat. For. 1692 Comment
  UCSB73231  Gilia latiflora subsp. davyi Gross, LeRoy 2005-5-3 Los Angeles San Gabriel Mountains region: west terminus of Holcomb Ridge, west of Big Rock Creek; north of Fort Tejon Road, west of Valyermo Road Comment
  SD51860  Gilia nevinii Peter H. Raven 1962-4-10 17192 Los Angeles San Clemente Island. Rocky slopes south of Wilson Cove. 91 Comment
  UCR86521  Gilia nevinii T. S. Ross 1992-4-14 6164 Los Angeles Channel Islands, San Clemente Island: central east side of island 137 Comment
  CAS-BOT-BC402013  Gilia ochroleuca subsp. bizonata Ernest C. Twisselmann 1959-6-2 5324 Los Angeles Summit of Liebre Mountain 1676 Comment
  RSA0016270  Gilia ochroleuca subsp. bizonata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4811 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA0016257  Gilia ochroleuca subsp. bizonata E. C. Twisselmann 1959-6-2 5324 Los Angeles Summit of Liebre Mountain 1677 Comment
  RSA0116705  Gilia ochroleuca subsp. vivida Michael Denslow, Orlando Mistretta, J. Mark Porter, Valerie Soza 2003-6-2 1343 Los Angeles Along Angeles Crest Highway east of Vincent Gap at base of Blue Ridge. [Los Angeles] 2165 Comment
  SEINET7963116 Image available Gilia virgata var. dasyantha Muriel F. Wheeler 1938-1 860 Los Angeles San Dimas Wash, .5 mi NE of San Dimas County Park 350 Comment
  RSA786839  Glebionis coronaria LeRoy Gross 2012-6-17 5554 Los Angeles Mount Wilson Road to Henninger Flats. Along cleared spur of the dirt road, on sharp bend from west to east direction. 618 Comment
  RSA646289  Gnaphalium beneolens Orlando Mistretta 1992-6-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  POM358787  Gnaphalium californicum N. C. Cooper 1949-6-24 4240 Los Angeles Los Padres National Forest. 457 Comment
  RSA658315  Gnaphalium californicum D. G. Tanner 1989-5-31 sx- 23 Los Angeles Fish Canyon Wash. Comment
  UCR276911  Gnaphalium canescens subsp. microcephalum R. G. Swinney 2011-3-29 14257 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
  RSA188213  Gnaphalium luteoalbum R. F. Thorne, P. Everett 1965-6-23 34983 Los Angeles Santa Catalina Island: dry roadside at Hay Press Reservoir. 412 Comment
  RSA0012267  Gnaphalium palustre Orlando Mistretta, Youssef Atallah 2011-8-12 6027 Los Angeles Aliso Cyn, 1.8 miles West of Jct. of Aliso Cyn Road and Angeles Forest Hwy. 1083 Comment
  RSA127818  Gnaphalium ramosissimum Peter H. Raven, H. J. Thompson 1958-9-19 13722 Los Angeles Santa Monica Mountains, road borders of United States Hwy 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  UCR205528  Gnaphalium stramineum A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36910 Los Angeles San Gabriel Valley, South El Monte, north side of San Gabriel River between Peck Rd. and Hwy 60, adjacent to storage facility under SCE power lines 73 Comment
  UCSB1693  Grayia spinosa Kamb, Peter 1948-3-13 Los Angeles Eastern Lovejoy Buttes, Antelope Valley 853 Comment
  RSA301988  Grindelia camporum var. bracteosa J. R. Shevock 1972-9-16 2270 Los Angeles Along Hwy 1, near Point Dume 30 Comment
  RSA430047  Guillenia lasiophylla Christopher Davidson 1973-4-7 1894 Los Angeles Juniper Hills toward Devil's Punchbowl, east side of San Gabriel Mtns. 1066 Comment
  RSA430119  Guillenia lasiophylla F. R. Fosberg 1931-4-29 4724 Los Angeles 1/2 mile below Eagles nest, Middle Ranch Canyon, Santa Catalina Island 150 Comment
  SBBG113261  Hainardia cylindrica S. A. Junak 1997-6-6 SCa 436 Los Angeles N end of upper Buffalo Springs Reservoir, just NW of airport 435 Comment
  UCR228415  Halogeton glomeratus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-19 8013 Los Angeles Mojave Desert, Antelope Valley, N of Lancaster, E of Amargosa Creek, E side of Sierra Highway, 630 m N of Ave F and one km S of Ave E 702 Comment
  UC166870  Harpagonella palmeri George B. Grant and Walter Wheeler Apr 21 1904-Apr 26 1904 540 Los Angeles Santa Catalina Island Comment
  SFV17933  Hazardia squarrosa var. obtusa J. N. Hogue 1998-10-13 129 .4 Los Angeles San Gabriel Mountains San Gabriel Canyon. West side of San Gabriel reservoir along road. 470 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
  RSA733776  Helenium bigelovii R. G. Swinney 1998-7-29 6537 Los Angeles San Gabriel Mtns.: Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m abve canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  UCR282517  Helenium puberulum Mitch Provance, Tegan Provance 2017-9-30 917- 09 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
  RSA93873  Helenium puberulum F. W. Peirson 1923-10-21 4228 Los Angeles Sunset Canyon, Verdugo Mountains 457 Comment
  UCR227756  Helianthemum greenei R. F. Thorne, Sherwin Carlquist 1966-4-29 36315 Los Angeles Channel Islands, Santa Catalina Island 381 Comment
  CAS-BOT-BC211546  Helianthemum scoparium Huron H. Smith 1912-5-3 4942 Los Angeles Azusa 243 Comment
  RSA596458  Helianthemum scoparium R. G. Swinney 1989-7-14 s.n. Los Angeles in and near the city of Glendora N terminus of Glencoe Heights road 354 Comment
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Apr 11 2010
  SFV22102  Helianthemum scoparium O. Mistretta, C. Mistretta 2010-6-23 5348 Los Angeles San Gabriel Mountains West Fork San Gabriel River, 4.3 air miles east of Red Box Gap. 848 Comment
  CAS-BOT-BC305413  Helianthus annuus John Thomas Howell 1960-3-23 35144 Los Angeles Tujunga Wash Comment
  SFV21760  Helianthus annuus L. Gross 2001-4-1 377 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Low hill between La Tuna Canyon Road and Sunland Blvd. Entered at dead end street at corner of Tuxford St. and Ledge Ave. just north of La Tuna Canyon Road in Sun Valley, just west of mouth of McDonald Creek. 305 Comment
  RSA651098  Helianthus annuus subsp. lenticularis Brian Koch 1981-5-26 2 Los Angeles Junction of Lido Canyon and San Dimas Canyon. Comment
  UCR185401  Heliotropium curassavicum A. C. Sanders, T. B. Salvato, Michael Honer 2007-4-25 33518 Los Angeles Western End of Antelope Valley and Mojave Desert, hills south of Hwy 138 at 290th St. West, SW of VABM Zana 915 Comment
  SD252293  Heliotropium curassavicum Steven A. Junak 2000-10-12 Sca 1413 Los Angeles Santa Catalina Island: On N side of Thompson Reservoir. 195 Comment
  SBBG101133  Herniaria hirsuta var. cinerea T. Ross, E. Kellogg 1992-4-11 6116 Los Angeles ridge between W fork of China Cyn and small lateral draw that meets it at 850 ft; 100 deg e, 490 m distant from 1448' Benchmark 384 Comment
  SBBG105471  Hesperocnide tenella F. R. Fosberg 1931-3-24 4347 Los Angeles Hamilton Cyn near Avalon 50 Comment
  UC557779  Hesperocnide tenella Nell Murbarger May, 1936 169 Los Angeles canyon on e side San Clemente Island; canyon on e side San Clemente Island Comment
  LA91406  Heteromeles arbutifolia Bruce Douglas Clayton; Greg Shaw 1972-3-16 6 Los Angeles Santa Monica Mountains, Temescal Canyon, Mountain Park Research Campus 518 Comment
  RSA578631  Heteromeles arbutifolia Tim S. Ross, Steve D. Boyd, Steve Burns 1994-7-6 8121 Los Angeles Ruby Canyon: 3.1 road miles WNW of Ruby/Clearwater Saddle, along Ruby-Clearwater Truck Trail; NW side of Red Mountain. 744 Comment
  RSA86824  Heteromeles arbutifolia F. W. Peirson 77 Los Angeles Sink at Inglewood. Comment
  SD230284  Heteromeles arbutifolia Steve Boyd 1997-9-17 10038 B Los Angeles Liebre Mountains Region: Knapp Rand area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 975 Comment
  UCR256839  Heteromeles arbutifolia R. G. Swinney 2010-8-16 13560 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  SD211347  Heteromeles arbutifolia var. macrocarpa L. M. Huey 1925-12-12 Los Angeles San Clemente Island. Comment
  RSA0074526  Heterotheca fastigiata Timothy S. Ross, Peter Fritsch 1990-6-20 3616 Los Angeles San Gabriel Mountains: Mouth of Burro Canyon near the confluence of E and W forks of the San Gabriel River. Stream bottom to slopes. 445 Comment
  POM36038  Heterotheca grandiflora F. R. Fosberg 1931-7-16 776 Los Angeles Gallagher's Canyon, near Wrigley Reservoir, Santa Catalina Island. 400 Comment
  CAS-BOT-BC318868  Heterotheca grandiflora Le Roy Abrams 1899-6-1 215 Los Angeles Inglewood Comment
  UCD133024  Heterotheca grandiflora Geoffrey Levin 1974-4-26 35 Los Angeles Wash (Blanchard Park), Pomona College in Claremont. Santa Ana River-Pacific slope drainage area. Alluvial Fan of Mt. San Antonio (San Gabreil Mountains). 335 Comment
  UCR162374  Heterotheca sessiliflora subsp. fastigiata Anuja Parikh, Nathan Gale 2004-6-16 2046 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, Castaic Creek north of Calif. Hwy 126 and SW of Commerce Center Dr. 290 Comment
  UCR189947  Heuchera R. G. Swinney 1998-8-27 6829 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  RSA0063275  Heuchera elegans R. G. Swinney 1998-6-16 6976 Los Angeles San Gabriel Mtns.: c. 0.6 mi. north of Cow Canyon Saddle (Glendora Ridge Rd. at Cow Canyon Rd.) near trail to Lookout (Antonio) Mtn. 1524 Comment
  RSA748488  Hieracium horridum Orlando Mistretta 1992-7-6 640 Los Angeles From confluence of Cooper and Buckhorn Canyons, up +/- upstream to falls of Buckhorn Creek, near Campground. Comment
  RSA0022373  Hirschfeldia incana Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5133 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  CAS-BOT-BC55362  Hirschfeldia incana Timothy S. Ross; Steve Boyd 1994-9-20 8275 Los Angeles Liebre Mountains. Lower Spunky Canyon. This stretch draining SSE, exiting into Bouquet Reservoir. 934 Comment
  HSC12496  Hirschfeldia incana Wendell Wood 1970-6-23 36 Los Angeles 3135 Linda Vista Rd., Glendale 457 Comment
  RSA348807  Hoita macrostachya Anstruther Davidson 1889-05 s.n Los Angeles Los Angeles. Comment
  POM243679  Holodiscus discolor F. R. Fosberg 1931-7-16 S- 5436 Los Angeles Gallaghers Canyon, Santa Catalina Island. Comment
  RSA656931  Holodiscus discolor Valerie L. Soza, Wayne Law, Laura Moore 2000-7-7 1055 Los Angeles San Gabriel Mountains: East of White Saddle, above Cold Springs Canyon. 1.54 miles east of junction of Van Tassel Truck Trail (FS Road 1N36) and Silver Fish Road (FS Road 1N29), along Silver Fish Road (FS Road 1N29). 854 Comment
  UC860195  Holodiscus discolor Ira W. Clokey, B. Templeton 1929-5-1 4547 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 400 Comment
  UCR276713  Holodiscus discolor var. microphyllus R. G. Swinney 2010-9-21 13869 Los Angeles San Gabriel Mountains, summit of Mt. Hawkins, at north end of Copter Ridge 2698 Comment
  CAS-BOT-BC280877  Hordeum brachyantherum subsp. brachyantherum L. R. A. 1901-6-1 1718 Los Angeles Ballona Creek, Mesmer Comment
  CATA2206  Hordeum jubatum Sara L. Crockett 1997-2-24 75 Los Angeles Santa Catalina Island: Sol Vista housing development, WSW of corner of Beacon and Lower Terrace Streets 21 Comment
  RSA158304  Hordeum marinum subsp. gussoneanum P. H. Raven 1962-7-10 17970 Los Angeles Upper reaches of Cave Canyon, the large canyon draining southwest from Thirst, San Clemente Island Comment
  RSA0055764  Hordeum murinum R. G. Swinney 2010-4-1 12136 Los Angeles San Gabriel Mountains: Pacoima Wash, c. 1 mile NE of I-210 Fwy, just north of Mac 399 Comment
  POM158288  Hordeum murinum subsp. glaucum M. B. Dunkle 1928-4-29 1906 Los Angeles Santa Catalina Island. Little Harbor Comment
  RSA624543  Hordeum murinum subsp. glaucum L. C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mountains: Near the mouth, east side Little Tujunga. Near BM. 1227 487 Comment
  POM366515  Horkelia cuneata subsp. puberula Geo. L. Moxley 1915-7-5 355 Los Angeles Ridge between Arroyo Seco and Millard's Canyons. Comment
  CAS-BOT-BC532283  Horkelia cuneata var. puberula George B. Grant; Walter Wheeler 1904-5-7 599 Los Angeles Southern California, Glendora Comment
  UC534839  Horkelia rydbergii Victor Duran 1933-7-11 3517 Los Angeles Sulfur Springs San Gabriel Mtns 1524 Comment
  UCR272948  Hulsea heterochroma R. G. Swinney 2011-8-5 15609 Los Angeles San Gabriel Mountains, summit of Mount Hawkins, high point of Copter Ridge, 0.6 miles SSE of Hwy. 2/Angeles Crest Hwy 2698 Comment
  RSA0048443  Hymenoclea salsola Lee Haines 1958-5-17 s.n. Los Angeles Junction Highway U.S. 6 and Soledad Canyon Road, west of Vincent. 914 Comment
  POM266217  Hymenothrix loomisii Ed Johnson 1943-12-2 s.n. Los Angeles Santa Fe crossing, San Dimas Ave, eastern Los Angeles County Comment
  RSA80698  Hypericum formosum var. scouleri F. W. Peirson 1907-7-9 2072 Los Angeles Pine Flats Comment
  CDA34312  Hypochaeris glabra M. O'Brien 2011-6-14 MOB 11 -12 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  RSA653746  Hypochaeris glabra Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 890 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. Fire road south from Engleheard Canyon to powerlines. 396 Comment
  SFV22003  Hypochaeris glabra V. Soza, L. Gross, A. Munoz 2000-5-12 890 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Fire road south from Engleheard Canyon to power lines. East-southeast-facing slope of canyon alongside fire road. 396 Comment
  POM294556  Hypochaeris glabra Lyman Benson 1947-5-12 12401 Los Angeles Claremont; Drainage Area: Pacific slope 351 Comment
  RSA529079  Isocoma menziesii Timothy S. Ross 1991-3-9 4167 Los Angeles Whittier Hills (Puente Hills) Roadcut with a seepage just SW of Colima Road & Camino del Sur. Comment
  SBBG13718  Isocoma menziesii E. R. Blakley 1961-9-23 4738 Los Angeles S shore of Catalina Harbor E of Ballast Pt 1 Comment
  HSC81276  Isocoma menziesii var. vernonioides F. R. Fosberg 1930-11-11 4179 Los Angeles Templeton, S. Prente 100 Comment
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Jun 26 2015
  RSA755712  Ivesia santolinoides R. G. Swinney 2008-7-3 9161 Los Angeles Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp. 2329 Comment
  POM361341  Jaumea carnosa George R. Johnstone 1929-7-12 s.n. Los Angeles Playa del Rey. Comment
  UCR125133  Juglans californica A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-8-1 25548 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, upper Potrero Canyon 400 Comment
  RSA0048407  Juglans californica Geo. E. Julian 1963-3-15 s.n. Los Angeles [San Dimas] Pudding Stone. [Puddingstone] Comment
  CAS-BOT-BC412803  Juglans hindsii R. E. Riefner, Jr. 1998-7-15 98 -445 Los Angeles City of Walnut, Lemon Creek, vicinity Meadow Pass Rd. at Landaluce Ln. 208 Comment
  UCR249898  Juglans hindsii R. E. Riefner Jr. 2012-12-11 12- 598 Los Angeles Sunland-Tujunga, along Stonehurst Ave. near Orcas Ave. 288 Comment
  SBBG47361  Juncus J. Copeland 1973-8-28 1000 Los Angeles 4.3 mi N of intersection of Hwy 39 and San Gabriel Cyn Rd, W fork of San Gabriel Cyn Comment
  RSA0116575  Juncus balticus R. G. Swinney 2010-6-8 13231 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 100-300 m south of Placerita Cyn. in Los Pinetos Cyn. 573 Comment
  RSA70279  Juncus covillei Joseph A. Ewan, F. R. Fosberg 1931-8-12 5002 Los Angeles Windy Camp Spring, Mt. Islip 2287 Comment
  UCR189982  Juncus covillei R. G. Swinney 1998-9-4 6907 Los Angeles San Gabriel Mtns, Vincent Gap, off trail c. 350 m SE of parking area at spring near canyon bottom 1988 Comment
  RSA752574  Juncus effusus subsp. austrocalifornicus Justin M. Wood 2009-4-22 535 Los Angeles City of San Dimas, Sycamore Canyon, Falcon Ridge Ranch. 412 Comment
  RSA69667  Juncus macrophyllus F. R. Fosberg, Joseph A. Ewan 1931-8-12 s.n. Los Angeles 1/2 mile west of Windy Camp, Mt. Islip. San Gabriel Mountains. 2287 Comment
  UC1586239  Juncus macrophyllus Tim Ross 1991-8-16 5852 Los Angeles Horse Flats San Gabriel Mountains, Chilao Flat U.S.G.S. 7.5' Quad. 1712 Comment
  UC1595321  Juncus macrophyllus Tim Ross, Orlando Mistretta 1992-7-24 6773 Los Angeles 76 degrees ENE, 900 m distant from summit of Strawberry Peak (vicinity of Strawberry Spring); San Gabriel Mountains 1460 Comment
  RSA522455  Juncus macrophyllus Timothy S. Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4049 Los Angeles NE of Tie Summit Station and E of Angeles Forest Hwy. Westerly drainage that meets Tie Canyon. Tujunga Ranger District, Angeles National Forest. 1463 Comment
  UCR208465  Juncus textilis Justin M. Wood 2009-4-13 490 Los Angeles San Gabriel Mountains, Foothills above the city of Sierra Madre, 'one carter estates' at the end of Baldwin Ave. 67 Comment
  IRVC4635  Juniperus californica M. V. Hood 1941-3-16 41 17k* Los Angeles Near Valyermo. Southwestern Mojave Desert 1280 Comment
  RSA352427  Juniperus californica Fordyce Grinnell Jr 1921-4-3 s.n. Los Angeles Tujunga Canyon Comment
  SJSU2609  Juniperus californica G. Edward Eberle 1962-11-24 58 Los Angeles Desert Springs, 5 mi N of Wrightwood, SW portion Mojave Desert Comment
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Oct 31 2014
  SEINET13289844 Image available Juniperus californica Unknown 1902-1 Los Angeles Palmdale Comment
  LA51896  Keckiella cordifolia N. M. Gauss; 1961-5-14 23 Los Angeles 344 Comment
  SBBG95604  Keckiella cordifolia M. B. Dunkle 1939-4-6 7287 Los Angeles Mosquito Harbor Comment
  SEINET8731936 Image available Keckiella cordifolia Bruce Haines 1988-1 3 Los Angeles Approximately 5 miles north of Pacific on state highway 27, Topanga Canyon, Santa Monica Comment
  CAS-BOT-BC246108  Keckiella ternata var. ternata Timothy S. Ross; Steve Boyd 1995-6-28 8655 Los Angeles Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon, Liebre Mountains 737 Comment
  SBBG106919  Kickxia elatine M. L. Hoefs, R. F. Thorne, J. Takara 1995-7-25 2438 Los Angeles Echo Lake 396 Comment
  UCR205631  Kickxia elatine A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36998 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  RSA216304  Kochia californica E. C. Twisselmann 1970-9-8 17499 Los Angeles Antelope Valley: Avenue C 0.6 mile east of Highway 14, wastelands on the west border of Rosamond Dry Lake. 747 Comment
  CAS-BOT-BC176826  Kochia californica Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9475 Los Angeles 5 miles west of Lancaster on the Antelope Valley Road Comment
  CAS-BOT-BC180842  Kochia scoparia Robert Townsend 1955-8-25 178 Los Angeles Between Dominquez and Wilmington on Almeda Street, ca. 150 yards north of Carson Street intersection, on railroad right-of-way. Comment
  RSA96967  Kochia scoparia Robert W. Townsend 1955-08 s.n. Los Angeles Alameda St., Dominguez area, 2 mi. S of old Dominguez Ranch near Long Beach. Comment
  RSA87068  Koeleria macrantha F. W. Peirson 1918-4-28 1596 Los Angeles Road east and south of El Monte. Comment
  UCR223700  Koeleria macrantha R. G. Swinney 2009-6-24 11244 Los Angeles Transverse Range; San Gabriel Mtns., summit of Granite Mountain 2012 Comment
  RSA0104250  Kopsiopsis strobilacea Ivan M. Johnston 1917-7-4 1449 Los Angeles South slope of Baldy. 2286 Comment
  LA204717  Krascheninnikovia lanata A. Handschiegel; 1925-5-19 sn Los Angeles Little Rock Creek Comment
  RSA339708  Krascheninnikovia lanata R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 55015 Los Angeles S of Emma Mountain Road, just E of Little Rock Creek 1006 Comment
  UC1136410  Krascheninnikovia lanata G. T. Nordstrom 1935-1-25 320 Los Angeles 2 1/2 mi. s.-s.e. Gorman; Tejon Quad. 1005 Comment
  POM352639  Lamarckia aurea M. B. Dunkle 1928-2-12 1702 Los Angeles Salte Verde, Santa Catalina Island. 213 Comment
  SBBG133336  Lamarckia aurea J. Lambert, S. McDonough 2005-4-6 SERG 49 -05 Los Angeles near Swat 2 20 Comment
  SEINET3129415  Lamarckia aurea J. H. Barber 1897-3-19 86 Los Angeles Santa Monica Forestry Station Comment
  UCR136930  Lamarckia aurea Samuel R. Tyson 1942-4-24 s.n. Los Angeles San Gabriel Mtns., San Dimas Canyon, along trail 534 Comment
  IRVC22346  Lantana montevidensis A. C. Sanders, Andy Thompson 2003-4-15 26009 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence NE end of Santa Susana Mtns. 366 Comment
  UC17317  Larrea tridentata J. Burtt Davy May 9 1896-May 24 1896 Los Angeles West Palmdale; Antelope Valley Comment
  RSA361496  Lasthenia californica J. Aug Kusche 1929-4-14 s.n. Los Angeles Little Rock, Mohave Desert. Comment
  RSA645621  Lasthenia californica Karen Kirtland 1993-4-10 s.n. Los Angeles Mojave Desert (western): lancaster, E of 10th St. East between Ave. F and G. 708 Comment
  POM307848  Lasthenia coronaria Henry J. Ramsey, Henry J. Ramsey 1938-3-27 2726 Los Angeles San Gabriel Mountains, Eaton Canyon, [above] Altadena. Comment
  RSA92988  Lasthenia coronaria F. W. Peirson 1927-5-7 7673 Los Angeles Arroyo Seco, above Teddy's 396 Comment
  POM30498  Lasthenia gracilis George B. Grant 1901-1 98 Los Angeles Probably in the vicinity of Pasadena Comment
  UC1211099  Lasthenia gracilis Huron H. Smith 1912-5-29 5027 Los Angeles summit road Santa Catalina Island 396 Comment
  RSA786887  Lasthenia gracilis Doris Bowers 1957-3-23 933 Los Angeles Rocky Point, LaVerne. 335 Comment
  UCR272930  Lathyrus odoratus Steven A. Junak 2000-5-18 SCa- 1295 Los Angeles Channel Islands, Santa Catalina Island, just east of town at isthmus, plant stop 15 Comment
  RSA0091326  Lathyrus vestitus R. G. Swinney 2011-3-22 14190 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  SFV20853  Lathyrus vestitus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 717 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
  SBBG31130  Lathyrus vestitus var. alefeldii R. F. Thorne 1966-4-28 Los Angeles rd to Renton Mine, Pebbly Beach Cyn 243 Comment
  LA200444  Lathyrus vestitus var. vestitus A. M. Johnson; 1935-4-26 4577 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA191034  Lathyrus vestitus var. vestitus R. F. Thorne 1963-5-5 32293 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  RSA405681  Lathyrus vestitus var. vestitus Ambrose Schindler 1940-4-10 s.n. Los Angeles Tujunga Canyon Comment
  RSA748787  Lathyrus vestitus var. vestitus Justin M. Wood 2009-4-13 486 Los Angeles Foothills above the city of Sierra Madre, one carter estates at the end of Baldwin Ave. 49 Comment
  UC1215151  Lavatera assurgentiflora subsp. glabra Peter H. Raven 1962-5-7 17579 Los Angeles Wilson Cove San Clemente Island (San Clemente Island); , Wilson Cove 60 Comment
  POM361625  Layia glandulosa Louis Greata 1901-03 s.n. Los Angeles Pasadena. Comment
  RSA0091355  Layia glandulosa R. G. Swinney 2011-6-15 15159 Los Angeles Manzanita Campground area, Chilao Flat, c. 0.7 road mi. NW of S entrance at Angeles Crest Hwy 1585 Comment
  RSA595114  Layia glandulosa Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8580 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  SD104871  Layia glandulosa Darley Howe 1979-4-30 Los Angeles 2 Miles northwest of Devil's Punch Bowl 1435 Comment
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Jul 11 2010
  UC34693  Layia glandulosa J. Burtt Davy May 9 1896-May 24 1896 2466 Los Angeles Manzana Antelope Valley, Manzana Comment
  UC62901  Layia glandulosa H. M. Hall May 1 1902-May 3 1902 3078 Los Angeles vicinity Elizabeth Lake; Antelope Valley 1066 Comment
  CATA45  Lepechinia fragrans Mark L. Hoefs, A. Douglas Propst 1973-3-3 26 Los Angeles Santa Catalina Island: East slope of Mt. Black Jack 365 Comment
  LA64419  Lepechinia fragrans J. A. Ewan; 1932-6-18 sn Los Angeles San Gabriel Mountains, Clear Creek fork of Tujunga Canyon 914 Comment
  SBBG12652  Lepechinia fragrans E. R. Blakley 1962-10-5 5432 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 365 Comment
  RSA429964  Lepidium Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  UCR187010  Lepidium dictyotum A. C. Sanders 2006-4-21 32156 Los Angeles Tehachapi Mtns. Foothills, ephemeral stream c. 1 mile east of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1006 Comment
  RSA746800  Lepidium didymum R. G. Swinney 2008-3-26 8576 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  SBBG70815  Lepidium fremontii R. Hoffmann 1929-4-27 Los Angeles W Mojave Desert Comment
  RSA659735  Lepidium lasiocarpum Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 94 Los Angeles San Clemente Island. Comment
  SD52833  Lepidium lasiocarpum subsp. lasiocarpum Peter H. Raven 1962-4-11 17258 Los Angeles San Clemente Island; on sandy beach due west of Wall 2. 6 Comment
  RSA3569  Lepidium nitidum C. B. Wolf 1932-5-12 3582 Los Angeles 1 miles E of the Banning House at the Isthmus 152 Comment
  UCR274092  Lepidium strictum Steven A. Junak 2000-5-19 SCa- 1308 Los Angeles California Islands, Santa Catalina Island, along road on southeast side of Echo Lake 390 Comment
  RSA429657  Lepidium virginicum var. pubescens F. R. Fosberg 1930-6-26 3024 Los Angeles Lower Ballona Creek. 10 Comment
  RSA429661  Lepidium virginicum var. pubescens F. R. Fosberg 1930-7-3 3088 Los Angeles Lexington Wash, San Gabriel River. El Monte. 80 Comment
  IRVC26949  Lepidospartum squamatum A. C. Sanders, Mark Elvin 2003-8-7 27175 Los Angeles Newhall Ranch, Santa Clara River bottom southwest of Del Valle, east of Mayo Spur NE end of Santa Susana Mtns. 267 Comment
  LA32051  Lepidospartum squamatum Peter H. Raven; 1959-9-27 14503 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  RSA754091  Lepidospartum squamatum Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1805 Los Angeles Lario San Gabriel River Trail Park. 180 Comment
  UCR256270  Lepidospartum squamatum R. G. Swinney 2010-3-22 12087 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA650355  Leptochloa fusca subsp. uninervia Nancy Gould 1977-5-13 27 Los Angeles Cal Poly Campus, Pomona. Comment
  SEINET10861660  Leptochloa fusca subsp. uninervia Hermann E. Hasse Hasse s.n. Los Angeles Saline flats. Comment
  CATA3141  Leptosiphon bicolor Sarah Ratay 2011-4-15 135 Los Angeles Santa Catalina Island: Ridge southwest of Little Gibraltar Beach 154 Comment
  RSA334158  Leptosiphon breviculus R. F. Thorne, M. Z. Thorne 1969-7-9 38504 Los Angeles San Gabriel Mountains, Angeles National Forest: summit of Table Mt. 2133 Comment
  RSA469986  Leptosiphon breviculus S. B. Parish, Greata 1901-05 s.n. Los Angeles Hillsides, near Pasadena. Comment
  UCR223345  Leptosiphon breviculus R. G. Swinney 2009-7-29 11414 Los Angeles Transverse Range; San Gabriel Mtns., Pacifico Mountain summit 2172 Comment
  LA52352  Leptosiphon liniflorus W. O. Griesel; 1936-6-16 sn Los Angeles SANTA MONICA MOUNTAINS, Triunfo Canyon Comment
  POM263549  Leptosiphon liniflorus J. C. Roos 1937-5-31 649 Los Angeles Lancaster. Comment
  SD112667  Leptosyne californica Darley F. Howe 1947-5-5 1526 Los Angeles Highway between Palmdale and Littlerock; Antelope Valley. Comment
  SBBG94277  Leptosyne gigantea F. R. Fosberg 1931-3-27 4420 Los Angeles Pebbly Beach Rd 50 Comment
  CAS-BOT-BC339283  Lessingia glandulifera var. glandulifera LeRoy Abrams 1902-7-5 2722 Los Angeles Near the power house, San Gabriel Canyon Comment
  SBBG27635  Lessingia glandulifera var. glandulifera D. Myrick 1967-6-9 1609 Los Angeles near Pearblossom 914 Comment
  POM800  Lewisia rediviva I. M. Johnston 1917-6-20 1493 Los Angeles San Antonio Mountains: Baldy Lookout of U.S.F.S. 1982 Comment
  CAS-BOT-BC283716  Leymus condensatus Timothy S. Ross; Steve Boyd 1994-9-20 8243 Los Angeles Upper Bouquet Canyon: ca 2225 m WSW of Lincoln Crest (the canyon head), and ca 2825 m E of Bouquet Reservoir, along S side of Bouquet Canyon Road 993 Comment
  RSA126647  Leymus condensatus R. St John 1933-2-10 331 Los Angeles Cold Creek. 549 Comment
  RSA188349  Leymus condensatus R. F. Thorne, M. Z. Thorne 1966-5-31 36440 Los Angeles Santa Catalina Island: bottom of Cottonwood Canyon on Rancho Escondido 107 Comment
  RSA600006  Leymus condensatus Steve Boyd, Lauren Raz 1997-5-28 9847 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain. 866 Comment
  CAS-BOT-BC274480  Leymus triticoides A. D. E. Elmer 1902-6-1 3652 Los Angeles Acton Comment
  RSA0106319  Lilium humboldtii var. bloomerianum Lyman Benson 1954-6-27 15300 Los Angeles Little Dalton Canyon above Glendora. Mt. Range: San Gabriel. 426 Comment
  RSA68711  Lilium rubescens Frank W. Peirson 3687 Los Angeles Road near Coldwater Canyon, Santa Monica Mts. Comment
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May 5 2010
  UCSB50291  Limonium perezii Reisentz, Paul 1975-5-23 Los Angeles 2 miles southeast of Topanga Canyon Blvd. and Pacific Coast Highway intersection; Santa Monica Mountains 30 Comment
  UCR182218  Limosella acaulis R. G. Swinney 1997-6-19 5611 Los Angeles San Gabriel Mtns., SE end of Jackson Lake, west of Wrightwood 1872 Comment
  RSA191636  Limosella acaulis Robert F. Thorne, M. Z. Thorne 1966-8-29 36581 Los Angeles Angeles National Forest: Crystal Lake Recreation Area, at edge of Crystal Lake at upper end of canyon of N Fork of San Gabriel River 1677 Comment
  UC908656  Linanthus aureus subsp. aureus Chas. M. Belshaw Mar 27 1935-Mar 30 1935 478 Los Angeles near Neenach (w Antelope Valley); Mohave Desert, Antelope Valley Comment
  POM65900  Linanthus aureus subsp. aureus Jos. Burtt Davy 1896-05 2470 Los Angeles Fairmont, Antelope Valley. Comment
  RSA199011  Linanthus californicus W. M. Gauntt 1966-4-16 152 Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  RSA468441  Linanthus californicus Kenneth R. Montgomery, T. Strid 1973-5-19 73 -68 Los Angeles Site of LASCA Cistus field plot, at Dillon Divide. Comment
  RSA595556  Linanthus californicus Alan Prather, Alice Hempel 1993-5-17 1351 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
  RSA654197  Linanthus californicus Kelly Middleton, David Middleton 1988-5-8 1 Los Angeles Glendora Ridge Road, 4.4 miles north of Glendora Mountain road and Sierra Madre Blvd. in Glendora 1220 Comment
  RSA682659  Linanthus californicus subsp. glandulosus LeRoy Gross, Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1084 Los Angeles North side of mountains: South of Hostetter Motorway (On the Thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  SBBG64537  Linanthus californicus subsp. glandulosus M. N. Ackley -May-1928 842 Los Angeles Eagle Rock 243 Comment
  POM364707  Linanthus concinnus Anstruther Davidson 1906-6-1 s.n. Los Angeles Big Rock Creek, Lowell Mine. Comment
  UCSB36486  Linanthus dianthiflorus Gordon, Patricia 1980-2-17 Los Angeles 1 mi. w. of junc. of Agoura Rd. & Hwy. 101, on Agoura Rd. 304 Comment
  RSA35934  Linanthus dianthiflorus subsp. dianthiflorus R. F. Thorne 1966-4-6 35934 Los Angeles Santa Catalina Island: about 1 mile W of Empire Landing 213 Comment
  RSA0116314  Linanthus dichotomus A. C. Sanders, T. B. Salvato, Aaron Keller 2006-3-22 31965 Los Angeles Tehachapi Mtns. Foothills: south side of Oso Canyon, 1/2 mile above the National Cement Plant Rd., 1.2 mi. north of Quail Lake. 1006 Comment
  RSA777686  Linanthus dichotomus Orlando Mistretta, Christine Mistretta 2010-5-19 5105 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA0010367  Linanthus dichotomus subsp. pattersonii Orlando Mistretta, Christine Mistretta 2008-4-10 2415 Los Angeles Ritter Ridge, SW of Quartz Hill. Along SCE transmission lines just S. of California Aqueduct . (Segment 5, structure 17 per TRTP survey - 2008) 919 Comment
  RSA0070208  Linanthus parryae Orlando Mistretta, Christine Mistretta 2003-4-30 1988 Los Angeles Saddleback Butte State Park. 824 Comment
  POM65867  Linanthus parryae H. M. Hall 1902-5-1 3049 Los Angeles Vicinity of Elizabeth Lake. 915 Comment
  UCR275029  Linanthus parviflorus Michael Honer, Mary Ann Hasskamp 2006-4-19 2208 Los Angeles Tehachapi Mountains area:, C. 1/2 mile north of Quail Lake; 1 mile west of cement plant rd. 1037 Comment
  RSA400305  Linaria canadensis var. texana F. E. Durkee 1906-4-7 s.n. Los Angeles Hollywood Comment
  CAS-BOT-BC426266  Lithophragma affine Le Roy Abrams 1901-4-3 1250 Los Angeles Santa Monica Mts. 304 Comment
  CAS-BOT-BC426256  Lithophragma affine L. E. Cox 1908-3-31 s.n. Los Angeles Mt. Wilson Comment
  RSA784233  Lithophragma heterophyllum J. D. Olmsted 1962-4-30 419 Los Angeles 1960 Johnstone Peak burn, from West Fork of San Dimas Creek to Wolfskill Falls 457 Comment
  RSA729891  Lobelia dunnii var. serrata R. G. Swinney 1998-8-30 6859 Los Angeles South fork of Dry Lake Canyon, a western tributary of San Antonio Canyon. 985 Comment
  VVC151  Lobularia maritima P. J. MacKay 1975-4-22 s.n. Los Angeles Campus of Cal Poly Pomona, Manison Lane 220 Comment
  RSA651354  Lobularia maritima Toad 1981-2-26 0001 -81 Los Angeles 130 W. Grondahl Covina. Comment
  RSA709617  Loeflingia squarrosa LeRoy Gross 2005-4-28 2137 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  CAS-BOT-BC342203  Logfia filaginoides J. H. Thomas 1957-6-2 6803 Los Angeles Arroyo Seco under and Colorado Street Bridge. Pasadena Comment
  RSA0013198  Logfia filaginoides Orlando Mistretta, Christine Mistretta 2011-7-13 5937 Los Angeles Fall Creek Cyn near confluence with Big Tujunga Cyn, along Forest Road 3N27. 1005 Comment
  SBBG31421  Logfia filaginoides R. F. Thorne 1966-4-5 35851 Los Angeles above stream in Cottonwood Cyn 106 Comment
  CATA1196  Logfia gallica Mark L. Hoefs, Jay B. Walker, Carol Annable 1995-6-5 2215 Los Angeles Santa Catalina Island: Upper White's Landing Road 426 Comment
  UCR222994  Lomatium dasycarpum R. G. Swinney 2009-5-6 10654 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
  UCR269936  Lomatium dasycarpum R. G. Swinney 2010-3-24 12101 Los Angeles San Gabriel Mountains, Pacoima area, Lopez Canyon, 1.7 miles west of Kagel Canyon on Lopez Cyn. Rd., to 300 meters east of road on E-W running ridge 503 Comment
  SFV21399  Lomatium dasycarpum subsp. dasycarpum L. Gross 2002-4-13 529 Los Angeles Verdugo Mountains Northwest side of Verdugo Mountains. Entered at the corners of Ledge Ave. & Tuxford St. off of La Tuna Canyon Road in Sun Valley. West of McDonald Creek. Horse trail climbs in a north direction a ridge to top of crest, then a ridge from top of crest northward down the north side of crest to the community of Shadow Hills where Sunland Blvd. runs through. 305 Comment
  RSA641295  Lomatium dissectum var. multifidum Orlando Mistretta, R. T. Hawke 1995-6-29 1858 Los Angeles Blue Ridge Trail, ca 1/4 mile from trail lead at Pines., Near 34 22 543 N 117 41 540 W. 2072 Comment
  LA26717  Lomatium lucidum Mildred E. Mathias; 1957-5-1 3207 Los Angeles Santa Monica Mountains, Decker Rd 2.5 mi. SW of Decker Fire Station Comment
  RSA452132  Lomatium lucidum Gale Sphon 1959-5-8 331 Los Angeles About 3.5 miles northeast of Soladad Canyon turnoff on Highway 6, Mint Canyon Comment
  SD231182  Lomatium mohavense Sula Vanderplank, Leroy Gross & Steve Hoskinson 2005-5-6 50506 48 Los Angeles Transverse Ranges; San Gabriel Mountains region: Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. 1444 Comment
  SEINET7040194  Lomatium mohavense A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  RSA0105339  Lomatium nevadense var. parishii R. F. Thorne 1973-5-11 43517 Los Angeles North of Shoemaker Canyon between Mile High and Valyermo. 1341 Comment
  UCD127811  Lomatium utriculatum Lisa J. Seemann 1993-4-28 s.n. Los Angeles Lake Hughes area. 14580 Sandrock and surrounding lots. Cross street Ranchclub Drive approximately 5 feet up hill on south side of road. 1066 Comment
  POM3428  Lomatium vaginatum C. F. Baker 1905-5-6 4743 Los Angeles Hills near Pomona. Comment
  RSA452149  Lomatium vaginatum Geo L. Moxley 1915-4-18 312 Los Angeles Ridge north of Mt. Washington. Comment
  CATA2962  Lonicera hispidula Amy Catalano 2016-1-19 003 Los Angeles Santa Catalina Island: Southeastern edge of Big Field, behind old barbed wire fence along road 187 Comment
  CLARK-A1528-2397  Lonicera hispidula var. vacillans Henry Joseph Thompson 1960-6-7 3070 Los Angeles Malibu Canyon 152 Comment
  RSA198821  Lonicera hispidula var. vacillans R. F. Thorne 1968-5-27 37624 Los Angeles Santa Catalina Island; in upper Skull Canyon 305 Comment
  SBBG118153  Lonicera hispidula var. vacillans F. R. Fosberg 1931-5-12 4851 Los Angeles Hay Press [Haypress] 350 Comment
  UCR50152  Lonicera japonica A. C. Sanders 1987-7-22 7155 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  CAS-BOT-BC234817  Lonicera subspicata Alice Eastwood 1919-5-29 8939 Los Angeles San Gabriel Canyon Comment
  JEPS12863  Lonicera subspicata var. denudata C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon 914 Comment
  UCR180010  Lotus R. G. Swinney 1996-4-9 4586 Los Angeles San Gabriel Mtns, San Dimas Canyon, 0.2 mi. north of Golden Hills Rd at San Dimas Cyn Rd. 396 Comment
  UC1605448  Lotus Tim Ross 1992-4-14 6182 Los Angeles San Clemente Island, eastern escarpment just below mouth of Nanny Canyon where it opens onto a sloping terrace and flows northward Nanny Canyon; San Clemente Island, Nanny Canyon 86 Comment
  RSA724431  Lotus argophyllus var. argophyllus K. Dobry 1992-6-14 d- 397 Los Angeles Santa Monica Mts. 3 mi. East of Kanan Rd off Mulholland Hwy along road Comment
  UC1595379  Lotus crassifolius Tim Ross and Steve Boyd 1990-6-18 3487 Los Angeles vicinity Camp Verdugo Pines (n draw draining to Jackson Lake); San Gabriel Mtns., Jackson Lake, Mescal Creek U.S.G.S. 7.5' 1877 Comment
  RSA406918  Lotus dendroideus var. dendroideus M. B. Dunkle 1932-5-28 2970 Los Angeles White's Landing, Santa Catalina Island. Comment
  UC454683  Lotus dendroideus var. dendroideus I. J. Condit 1911-3-27 Los Angeles Catalina Island Comment
  RSA561590  Lotus grandiflorus var. grandiflorus Steve Boyd 1993-5-17 8146 Los Angeles North of sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. at the western edge of the forest on ridge at head of Elsmere Canyon, north of Sombrero Road (3N64) and west of communications facility. 883 Comment
  UCR211809  Lotus hamatus Valerie Soza, LeRoy Gross 2001-5-22 1244 Los Angeles Transverse Ranges; San Gabriel Mountains, Morgan Fire 2000 area, between Morgan and Wildwood Canyons, just (<100 ft.) below Ferguson Motorway 473 Comment
  JEPS55478  Lotus heermannii E. D. Palmer Apr 1902 Los Angeles near Glendora Comment
  UCR222774  Lotus heermannii R. G. Swinney 2009-5-8 10698 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR280876  Lotus procumbens var. procumbens R. G. Swinney 2014-5-7 16403 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  UCR213244  Lotus salsuginosus Dan S. Cooper 2010-4-9 20100409- 31 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., slope north of Coolidge Canyon in Griffith Park 195 Comment
  RSA574299  Lotus salsuginosus var. salsuginosus R. G. Swinney 1994-3-19 2717 Los Angeles Glendora, 2.5 mi. W of Big Dalton Canyon Rd at Glendora Mountain Road, ca 100 m below (S) of road 548 Comment
  RSA574307  Lotus salsuginosus var. salsuginosus R. G. Swinney 1994-5-7 2822 Los Angeles Glendora Wilderness Park, along Mystic Canyon Trail. N of Big Dalton Canyon Rd. 457 Comment
  PASA221  Lotus scoparius Margaret Stason 1931-3-21 Los Angeles Near Roscoe Comment
  RSA0031844  Lotus scoparius Geraldine Dodd 1992-5-9 006 Los Angeles 3 miles north of corner of Loma Alta Dr. & Lake Ave. in Altadena. Sam Merrill hiking trail. San Gabriel Mts. 1066 Comment
  RSA654188  Lotus scoparius var. scoparius Marilyn Porter 1991-5-5 11 Los Angeles Upland at San Bernardino County line north from parking area at Shinn Road and Mount Baldy Road, followed abandoned road in flood plain. Start: (1/2) ? mile in. Stopped: (2)? miles. 670 Comment
  RSA729766  Lotus strigosus R. G. Swinney 1998-8-6 6718 Los Angeles upper East Fork San Gabriel River, at cliff seep c. 100m below Falls Gulch. 1000 Comment
  JEPS55864  Lotus strigosus A. M. Ottley 1920-5-9 644 Los Angeles e trail Mt. Lowe San Gabriel Mts., Mt. Lowe 1371 Comment
  RSA406310  Lotus strigosus Samuel R. Tyson 1942-5-7 s.n. Los Angeles San Dimas Canyon. 427 Comment
  RSA716215  Lotus strigosus Andrea Edwards, Pam De Vries 2006-4-11 83 Los Angeles Lebec USGS quad; triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA251543  Lotus strigosus var. strigosus R. F. Thorne 1973-4-11 42810 Los Angeles San Clemente Island: rocky slopes of upper part of Middle Ranch Canyon. 381 Comment
  RSA406260  Lotus unifoliolatus M. B. Dunkle 1930-7-13 2432 Los Angeles Summit, Head Grand Canyon. Comment
  CDA27343  Lotus wrangelianus A. C. Sanders, Mark A. Elvin, et al 2003-4-14 25960 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 Comment
  RSA406354  Lotus wrangelianus M. B. Dunkle 1932-6-2 2169 Los Angeles Santa Catalina Island. White's landing Comment
  UCR209159  Lupinus Dan S. Cooper 2009-1 s.n. Los Angeles South Coast, Sand Dune Park, Manhattan Beach 27 Comment
  UCSB3408  Lupinus Long, Frances 1939-4-24 Los Angeles Boquet Canyon Comment
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Feb 12 2008
  UCR280813  Lupinus albifrons Mitch Provance 2017-6-30 617- 39 Los Angeles Catalina Island, Northern edge of Avalon, loop road around Sugar Loaf Pk., upper portion of Chime Tower Rd. 145 Comment
  CATA570  Lupinus albifrons var. albifrons Mark L. Hoefs 1991-3-19 1002 Los Angeles Santa Catalina Island: Airport road 463 Comment
  UCR259193  Lupinus benthamii Mitch Provance, Callen Huff 2009-4-29 10694 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
  RSA0010529  Lupinus bicolor LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6794 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  UCR272545  Lupinus bicolor R. G. Swinney 2011-5-6 14582 Los Angeles San Gabriel Mountains, north of Glendora, Glendora Mountain summit along old fire break 1013 Comment
  UCR273371  Lupinus bicolor R. G. Swinney 2011-5-10 14633 Los Angeles San Gabriel Mountains, Angeles Natl. Forest, 'Manzanita Mt.', at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center 629 Comment
  POM2414  Lupinus bicolor subsp. microphyllus C. F. Baker 1904-4-1 4101 Los Angeles Claremont. Comment
  SFV1872  Lupinus chamissonis H. L. Bauer 1941-4-20 672 Los Angeles El Segundo. Sand dunes. 30 Comment
  SBBG127522  Lupinus concinnus M. L. Hoefs, S. A. Junak, K. Kirkland 1998-4-5 2851 Los Angeles upper end of rd to Toyon Beach 381 Comment
  SBBG131682  Lupinus concinnus S. A. Junak 1999-4-24 SCa 871 Los Angeles E of Empire Landing Rd 213 Comment
  UCR142734  Lupinus concinnus L. C. Wheeler 1932-4-9 559 Los Angeles Western Mojave Desert, 2 mi. NW mouth of Kings Canyon, Antelope Valley 915 Comment
  SEINET10488652  Lupinus concinnus Robert F. Thorne 1982-4-20 Thorne 54979 Los Angeles San gabriel mtns: mojave desert slopes; 1/4-1/2 mi n of bob's gap, n slope of holcomb ridge, about 2.5 mi due s of llano, in juniper-joshua tree woodland. Annual in sandy wash. 1158 Comment
  RSA164829  Lupinus elatus Wesley O. Griesel 1963-06 821 Los Angeles Throop Peak 2774 Comment
  RSA757957  Lupinus excubitus Michael Honer, Crissy Slaughter, Julie Love 2009-4-29 3290 Los Angeles Antelope Valley: 0.75 mi. N of Highway 138, 1.2 mi. E of 170th Street. 793 Comment
  SBBG118700  Lupinus excubitus O. Mistretta 1993-6-2 869 Los Angeles Vincent Gulch Mine 2100 Comment
  UCR258146  Lupinus excubitus Mitch Provance 2010-5-6 0510- 59 Los Angeles Western Transverse Range/Western Mojave Desert, Tejon Ranch, Cow Spring Canyon, 1 mile north of Gookins Dry Lake, 1.8 mi. south of Hwy 138 junction with 280th West 1060 Comment
  UCSB6980  Lupinus excubitus McElwain, Isabelle 1953-3-22 Los Angeles Bank on west side of Zelzah; at junction of Zelzah Ave and Bull Canyon Rd.; Granata Hills Comment
  UCR187255  Lupinus excubitus subsp. austromontanus A. C. Sanders 2006-4-21 32129 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles ENE of Quail Lake, east of the Cement Plant Rd. and Calif. Aqueduct, north of Hwy 138 1006 Comment
  RSA228880  Lupinus excubitus var. excubitus R. F. Thorne 1971-6-26 40619 Los Angeles San Gabriel Mtns., Angeles National Forest: Shallow water at mouth of Big Tujunga Canyon. 426 Comment
  CAS-BOT-BC216533  Lupinus excubitus var. johnstonii Timothy S. Ross 1994-5-31 7974 Los Angeles Pacifico Mountain: ridgetop WNW of summit 2081 Comment
  CAS-BOT-BC216548  Lupinus excubitus var. johnstonii A. D. E. Elmer 1902-6-1 3723 Los Angeles Acton, Mount Gleason Comment
  LA205106  Lupinus excubitus var. johnstonii J. A. Ewan; 1932-5-29 7184 Los Angeles San Gabriel Mountains, summit Mount Gleason 1828 Comment
  POM11486  Lupinus excubitus var. johnstonii P. A. Munz 1921-6-18 4638 Los Angeles Between Swartout and Pairie Fork 2439 Comment
  RSA87191  Lupinus excubitus var. johnstonii F. W. Peirson 1924-5-27 4637 Los Angeles Strawberry Peak, San Gabriel Mountains. Comment
  UCR209500  Lupinus formosus R. G. Swinney 2008-6-17 9037 Los Angeles San Gabriel Mountains, 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  RSA252934  Lupinus formosus var. formosus R. F. Thorne 1973-4-20 43046 Los Angeles San Gabriel Mts., Mojave Desert slopes: ridge N of Shoemaker Canyon, 3 mi. WNW of Mile High & c. 1.5 mi E of Big Rock Springs. 1372 Comment
  RSA586062  Lupinus formosus var. formosus Orlando Mistretta 1995-6-20 1814 Los Angeles Bare Mountain Canyon. 1738 Comment
  POM2543  Lupinus formosus var. formosus D. W. Sturges 1916-04 s.n. Los Angeles Foothills north of Claremont Comment
  CATA2304  Lupinus guadalupensis Howard L. Ferguson 1980-4-3 106 Los Angeles San Clemente Island: Just N of Eel Pt. on Westhore Rd. 15 Comment
  RSA545170  Lupinus guadalupensis T. S. Ross, Kendall 1992-4-15 6193 Los Angeles San Clemente Island: central upland portion of the island, SW of ''Ledge'' (1328' knoll of Stone field station), 236 degrees SW, ca. 170m distant from summit of ''Ledge.'' 393 Comment
  UC1952556  Lupinus guadalupensis M. B. Dunkle 1939-4-5 7279 Los Angeles San Clemente Island, Pyramid Cove Comment
  RSA0069839  Lupinus hirsutissimus R. G. Swinney 2010-3-10 11833 Los Angeles Whitney Canyon, Whitney Canyon Park, from 0.4 miles east of 14 Fwy. at the cyn. mouth to 300 meters SE along ridgetop to the east of Whitney Cyn. 442 Comment
  RSA191025  Lupinus hirsutissimus R. F. Thorne 1963-5-5 32294 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  SBBG112967  Lupinus hirsutissimus S. A. Junak 1998-6-13 SCa 752 Los Angeles W side of Avalon Cyn, upslope from fire stn 140 Comment
  UCR227532  Lupinus hirsutissimus Daisie Huang 2007-3-23 70323- 01 Los Angeles Claremont; Foothill Blvd. at Monte Vista, south side of road in culvert 402 Comment
  UCR281391  Lupinus hirsutissimus R. G. Swinney 2014-5-27 16652 Los Angeles San Gabriel Mountains, Glendora, ridge between east and north forks of Hook Cyn., c. 400 m south of Glendora Ridge Mtwy. & 200 m north of Church of the Open Door, NE of Hook Cyn. debris basin 445 Comment
  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
  UC534845  Lupinus latifolius var. parishii Victor Duran 1933-7-21 3523 Los Angeles Buckhorn; San Gabriel Mts., Buckhorn 1981 Comment
  CAS-BOT-BC211707  Lupinus longifolius Greene 1904-2-17 4008 Los Angeles Claremont Comment
  CAS-BOT-BC211720  Lupinus longifolius Louis C. Wheeler 1936-6-8 4126 Los Angeles Bell-San Dimas Canyon divide, San Gabriel Mts. 960 Comment
  LA91517  Lupinus longifolius Bruce Douglas Clayton; Greg Shaw 1950-5-13 117 Los Angeles Santa Monica Mountains, Mountain Park Research Campus, on firebreak E of canyon overlook 594 Comment
  UC201992  Lupinus longifolius Crawford and Hiatt 1916-3-28 577 Los Angeles Santa Monica Mts. Comment
  SEINET10485600  Lupinus longifolius David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 yrs. Old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by david b. Dunn. Seeds from open field pollen vector. Comment
  SEINET10485626  Lupinus longifolius Wolf 1941-7-2 WOLF 19034 Los Angeles Field collected from along hwy about 1 mi e of la crescenta. 488 Comment
  UC177216  Lupinus microcarpus var. densiflorus S. B. Parish 1914-5-27 9256 Los Angeles near the summit Teforo Pass (Tejon Pass?) (Southern California); near the summit of Teforo Pass (Tejon Pass?) Comment
  UCR95271  Lupinus microcarpus var. densiflorus T. S. Ross, J. M. Porter 1995-5-4 8474 Los Angeles Transverse Range, Texas Canyon: c. 3.6 road miles NE of Bouquet Canyon Road 683 Comment
  UC15948  Lupinus nanus Dr. A. Davidson May 1895 Los Angeles Antelope Valley Comment
  OBI48717  Lupinus sparsiflorus Joseph Andorfer Ewan April1933 10909 Los Angeles Higgins cyn, Santa Monica Mts 457 Comment
  RSA0057921  Lupinus sparsiflorus Richard G. Swinney 2010-4-15 12218 Los Angeles San Gabriel Mountains: Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  RSA774261  Lupinus sparsiflorus R. G. Swinney 2009-5-5 10648 Los Angeles Carr Canyon, 0.6 mi. southeast of Mt. Emma Rd. crossing. 963 Comment
  UCR127067  Lupinus sparsiflorus Mark A. Elvin, Cathleen Weigand 2003-4-7 2446 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  RSA600827  Lupinus sparsiflorus subsp. sparsiflorus Joseph A. Ewan 1933-04 10909 Los Angeles Santa Monica Mountains: Higgins Canyon. 457 Comment
  RSA599522  Lupinus succulentus Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9475 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
  OBI70653  Lupinus succulentus Tim Ross 1991-4-8 4479 Los Angeles Elephant hill: W Pomona. T1S, R9W, W 2/3 S1/2 sec 26, San Dimas USGS 7.5' quad; At W base of the hill 355 Comment
  RSA414326  Lupinus succulentus Patrick La Follette 1969-4-16 69 -1 Los Angeles Bohling Road and Levanda Ave, near CSCLA Los Angeles Comment
  CATA512  Lupinus truncatus Sara L. Crockett 1997-4-9 656 Los Angeles Santa Catalina Island: 1.0 mile up Hermit Gulch Trail from Hermit Gulch CG, S side of trail 323 Comment
  SBBG133190  Lupinus truncatus J. Savage 2003-4-12 JS 2 -2003 Los Angeles Tombstone ATV trail, near seal cove before bridge 64 Comment
  SD21277  Lupinus truncatus Norman E. Bilderback 1938-4-16 Los Angeles Santa Catalina Island; Avalon. Comment
  UCR259951  Lupinus truncatus R. G. Swinney 2010-4-28 12434 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary 512 Comment
  RSA535731  Lupinus truncatus Tim S. Ross 1991-5-23 5479 Los Angeles San Clemente Island: mouth of Tota Canyon, middle of island, eastern escarpment. 5 Comment
  UCR250328  Lycium brevipes var. hassei R. E. Riefner Jr. 2011-8-19 11- 104 Los Angeles Palos Verdes Peninsula, Palos Verdes Estates, Bluff Cove, Paseo Del Mar at Palos Verdes Drive West 90 Comment
  CAS-BOT-BC233476  Lycium californicum E. R. Blakley 1963-12-8 6407 Los Angeles Just back of beach between Northwest Harbor and Whale Point, Santa Catalina Island 7 Comment
  CAS-BOT-BC233482  Lycium californicum L. R. Abrams; I. L. Wiggins 1931-7-3 290 Los Angeles Santa Barbara Island Comment
  RSA611520  Lycium cooperi Louis C. Wheeler 1968-5-12 s.n. Los Angeles San Gabriel Mountains: Pallett Creek 1280 Comment
  SEINET10884637  Lycopersicon esculentum Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3760 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  CAS-BOT-BC140178  Lyonothamnus floribundus subsp. aspleniifolius L. R. Abrams; I. L. Wiggins 1931-7-6 382 Los Angeles Vicinity of Mosquito Harbor, San Clemente Island Comment
  RSA5767  Lyonothamnus floribundus subsp. aspleniifolius L. R. Abrams, Wiggins 1931-7-6 382 Los Angeles San Clemente Island: vicinity of Mosquito Harbor. Comment
  RSA182995  Lyonothamnus floribundus subsp. floribundus Sherwin Carlquist, Robert F. Thorne 1966-4-29 1828 Los Angeles Santa Catalina Island. On upper slopes of Blackjack Mountain near beginning of road down to White's Landing Comment
  RSA479369  Lyonothamnus floribundus subsp. floribundus Mark Hoefs 1974-9-25 567 Los Angeles Santa Catalina Island. West fork of Gallagher's Canyon. 290 Comment
  CATA3542  Madia gracilis Peter J. Dixon, Bruce Reed, Heather Federlin, Betsy Lape 2018-5-14 106 Los Angeles Santa Catalina Island: Interior; West End of Island, .75 mi W of Fouth of July Cove. Upper Fourth of July watershed near Ironwood grove. Rock outcrop, under Rhus integrifolia. 0 Comment
  POM155659  Madia gracilis M. B. Dunkle 1928-5-13 1944 Los Angeles Coach Road, Hamilton Canyon. 244 Comment
  RSA495626  Maianthemum stellatum S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 330 Los Angeles Mountain High Ski Resort: W of Wrightwood, N slopes of San Gabriel Mts. 2018 Comment
  UCR259129  Malacothamnus R. G. Swinney 2010-5-4 12528 Los Angeles San Gabriel Mountains, north of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park 457 Comment
  RSA526148  Malacothamnus clementinus Steve Boyd, Ross, Arnseth 1990-4-6 4142 Los Angeles San Clemente Island: Lemon Tank Cyn, E side of Island. 274 Comment
  RSA1998  Malacothamnus davidsonii Carl B. Wolf 1931-5-13 1994 Los Angeles Pacoima Wash, near bridges on road from Tujunga to San Fernando 366 Comment
  RSA433283  Malacothamnus davidsonii Anstruther Davidson 1920-05 s.n. Los Angeles Pacoima Comment
  RSA659859  Malacothamnus davidsonii Orlando Mistretta 1992-8-17 751 Los Angeles Haines Canyon Trail, Tujunga Ranger District. Comment
  LA30368  Malacothamnus fasciculatus Mary V. Hood; 1938-4-30 38 11 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  SD73407  Malacothamnus fasciculatus Stanislaw Modzelewski 1962-7-30 475 Los Angeles Above Malibu, on coastal slope of Santa Monica Mountains, Southwestern Los Angles County. 456 Comment
  UCR147282  Malacothamnus fremontii Orlando Mistretta 1992-8-20 771 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  RSA0119359  Malacothamnus marrubioides Pam De Vries 2011-6-16 7771 Los Angeles Western Transverse Range, southwest portion of the Liebre Mountains; about 0.33 air mile WNW of the intersection of San Francisquito Canyon Road and Riverview Road, north of the city of Santa Clarita, just west of San Francisquito Creek. 427 Comment
  SBBG66063  Malacothrix californica R. Hoffmann 1925-4-19 Los Angeles between Antelope Valley and Elizabeth Lake Comment
  CAS-BOT-BC345407  Malacothrix clevelandii H. D. Ripley; R. C. Barneby 1943-5-11 5197 Los Angeles Mint Canyon 822 Comment
  RSA603691  Malacothrix clevelandii L. C. Wheeler 1936-7-2 4209 Los Angeles Damp sunny silt in ravine Bottom, Bell Canyon 853 Comment
  UC494808  Malacothrix clevelandii T. Craig 1927-6-8 403 Los Angeles Bear Canyon Trail to Mt. San Antonio (eastern Los Angeles County); Bear Canyon Trail Comment
  UCR200161  Malacothrix clevelandii Valerie Soza, Laura A. Moore 2000-5-10 865 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  SDSU19665  Malacothrix foliosa subsp. foliosa Michael G. Simpson, Adrienne Russell, Jonathan Dunn 2000-7-20 2193 Los Angeles San Clemente Island. Northern tip of island, west of Northwest Harbor, ca. 100 feet from intertidal zone. 3 Comment
  RSA725187  Malacothrix glabrata Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -111 Los Angeles N side of the San Gabriel Mountains. Right at the North End of Bob's Gap. 1433 Comment
  UCR191312  Malacothrix glabrata R. G. Swinney 1998-7-10 6357 Los Angeles San Gabriel Mtns., Prairie Fork, 300 m west of Cabin Flats Campground 1598 Comment
  RSA0069884  Malacothrix saxatilis R. G. Swinney 2010-2-27 11749 Los Angeles Sunland, SE end of Hansen Dam Basin, Haines Canyon Channel from the I-210 Fwy, north of Wentworth St., to 0.5 mi. to the west at the Big Tujunga Flood Plain 348 Comment
  OBI35604  Malacothrix saxatilis var. tenuifolia Rebecca Cicoria 1981-5-17 35 Los Angeles 1/2 mi from Fire Station along Burma Trl, Rolling Hills Comment
  POM11776  Malacothrix saxatilis var. tenuifolia R. L. Pendleton, F. M. Reed 1909-7-2 2820 Los Angeles Santa Catalina Island. Road east of Avalon. 9 Comment
  UC831162  Malacothrix saxatilis var. tenuifolia L. W. Nuttall 271 Los Angeles Santa Catalina Island Comment
  UCR271147  Malacothrix saxatilis var. tenuifolia R. G. Swinney 2011-7-8 15495 Los Angeles San Gabriel Mountains, 'Strawberry Potrero', uppermost of 3 natural depressions at N base of Strawberry Peak, Camp Colby Property 1427 Comment
  RSA94954  Malacothrix saxatilis var. tenuifolia F. W. Peirson 1921-7-20 2118 Los Angeles San Gabriel River. 457 Comment
  RSA386408  Malosma laurina V. V. Giles 1936-7-5 s.n. Los Angeles Highway 10 miles east of Azusa. Comment
  POM155582  Malva parviflora M. B. Dunkle 1928-4-11 1856 Los Angeles Bird Rock 6 Comment
  RSA692084  Malva parviflora A. C. Sanders, Mark A. Elvin 2002-6-26 25299 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, along Santa Clara River about 0.25 mile downstream from large natural spring at N foot of Airport Mesa and ca. 0.75 mile above Castaic Creek confluence, ca. 1 mi. SW of Castaic Junction. 305 Comment
  RSA279016  Malvella leprosa Robert F. Thorne, C. W. Tilforth, S. Nilsson 1972-7-20 42190 Los Angeles San Gabriel Mts., Angeles National Forest: Caldwell Lake near Valyermo (sag pond on the San Andreas Fault) 1570 Comment
  CDA990  Marah macrocarpa D. G. Kelch 1991-3-24 1338 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  UC890414  Marah macrocarpa Marcus E. Jones, A. M. 1882-2-25 3351 Los Angeles Pasadena Comment
  HSC79407  Marah macrocarpa Thomas Eakle 1967-3-25 100 Los Angeles On Glendora Mtn. Rd., Angeles National Forest in San Gabriel Mtns. 1220 Comment
  SBBG128431  Marrubium vulgare M. L. Hoefs 1994-5-21 1844 Los Angeles SE end of Renton Mine Rd 262 Comment
  RSA529144  Marrubium vulgare Tim S. Ross 1991-4-8 4480 Los Angeles Elephant Hill: western Pomona. 229 Comment
  UCD124976  Marrubium vulgare Antonio F. Machado; Lisa Seemann 1993-4-28 16 Los Angeles Antelope Valley, 0.4 mile west of junction of Lakemont and Ranch Club Roads. 1100 Comment
  SBBG65860  Matricaria discoidea M. N. Ackley -Mar-1928 293 Los Angeles Eagle Rock 182 Comment
  SBBG70080  Meconella denticulata M. N. Ackley -Apr-1922 773 Los Angeles Verdugo Hills, Glendale Comment
  SFV21132  Medicago lupulina L. Gross 2003-5-19 1026 Los Angeles San Fernando Valley Sunland. Bluff on south side of Tujunga Wash in yard in housing tract called "Sunhill Estates." 366 Comment
  UCR182674  Medicago polymorpha R. G. Swinney 1998-4-13 5960 Los Angeles San Gabriel Mtns, Marshall and Live Oak Canyon drainages, LaVerne 695 Comment
  POM12340  Medicago polymorpha F. L. Robinson 1921-3-18 s.n. Los Angeles Claremont. Comment
  RSA652174  Medicago polymorpha John T. Rollins 1948-5-26 s.n. Los Angeles Found on the hwy shoulder on the N/W corner of Azusa Blvd. & Cypress Ave., Covina. 129 Comment
  CHSC100179  Melica imperfecta John Dittes 2006-5-30 1380 Los Angeles Western Transverse Range; San Gabriel Mtns; Big Tujunga Canyon; ca. 3.7 air miles northeast of Verdugo Hills High School, ca. 2.5 air miles southwest of Condor Peak, ca. 2.5 air miles south x southeast of Mt. McKinley; slope above Trail Canyon Creek, north of Big Tujunga Rd. 528 Comment
  RSA3499  Melica imperfecta C. B. Wolf 1932-5-9 3442 Los Angeles Santa Catalina Island. Base of cliff opposite the tent city. 8 Comment
  RSA587517  Melica imperfecta Orlando Mistretta 1995-4-5 1593 Los Angeles San Gabriel Mountains: Drainage W of Little Rock Creek reservoir 1006 Comment
  RSA725895  Melica imperfecta A. C. Sanders 2003-5-1 26246 Los Angeles Western San Gabriel Mtns.: southeast side of Castaic Mesa, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 396 Comment
  SBBG56952  Melica imperfecta M. N. Ackley -Apr-1929 Los Angeles La Crescenta 457 Comment
  UCD87952  Melica imperfecta F. W. Peirson 1923-4-12 3420 Los Angeles Wilsons Cove, San Clemente Island. Comment
  UCR265519  Melica imperfecta Dan S. Cooper 2015-3-3 315- 15 Los Angeles Los Angeles Basin/Western Transverse Range, open space just west of Griffith Park, reached from end of Primera Ave. 305 Comment
  UCR281373  Melica imperfecta R. G. Swinney 2014-5-19 16590 Los Angeles San Gabriel Mountains, Glendora, ridge between east fork of Harrow Cyn. and west fork of Engelwild Cyn., 0.4 mile SSE of Glendora Ridge Motorway 622 Comment
  SEINET10599441  Melica imperfecta Adolph D. E. Elmer Elmer 3646 Los Angeles Acton. Comment
  SDSU3259  Melica imperfecta var. refracta H. Wedberg 1966-4-3 1207 Los Angeles At edge of chaparral burned two years previous, above Hill Dr. x Neal, in Eagle Rock. 152 Comment
  UCR23894  Melilotus albus John C. Roos 1942-9-26 1729 Los Angeles Westwood Village, Los Angeles 90 Comment
  POM348154  Melilotus albus James Clizbe 1930-5-6 s.n. Los Angeles Griffith Park. Comment
  SFV16782  Melilotus albus J. D. Dilley 1997-2-3 s. n. Los Angeles San Fernando Valley Chatsworth. Porter Ranch Park on Browns Canyon Road north of Highway 118. Near stream crossing. Comment
  UC1215218  Melilotus albus Peter H. Raven 1962-7-10 17959 Los Angeles San Clemente Island; along road just above big dune near nw end of island Comment
  CDA34300  Melilotus indicus M. O'Brien 2011-6-14 MOB 11 -9 Los Angeles Santa Monica Mountains; Tapia County Park. 152 Comment
  SBBG31479  Melilotus indicus R. F. Thorne 1966-4-4 35764 Los Angeles bluff SE of Ballast Pt and Catalina Harbor, isthmus 60 Comment
  LA33780  Melilotus indicus Peter H. Raven; 1959-4-4 13978 Los Angeles 21 Comment
  SEINET7760541  Melilotus indicus G. B. Grant 1903-1 768 Los Angeles Pasadena Comment
  UCR181360  Melinis repens R. G. Swinney 1995-3-11 3386 Los Angeles San Gabriel Mtns., Glendora, western tributary of Glencoe Heights Canyon, north of Palm Dr. and c. 100 m north of city water tank, east of Harrow Canyon 610 Comment
  RSA409914  Mentha canadensis L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  RSA0110208  Mentzelia congesta Richard G. Swinney 2011-5-16 14753 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 1.18 mi at 73 degrees SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19 in upper Big Tujunga Cyn., c. 150m north of lodge on a SW-facing slope, E of the swimming pool. 1220 Comment
  RSA587991  Mentzelia gracilenta Orlando Mistretta, T. S. Ross 1994-6-1 1304 Los Angeles San Gabriel Mountains, Santiago Canyon. 1601 Comment
  UC138553  Mentzelia micrantha Ernest Braunton 1901-6-15 Los Angeles Canyon near Sherman Comment
  UCR65555  Mentzelia micrantha T. S. Ross, Steve Boyd 1990-5-14 2473 Los Angeles San Gabriel Mtns., Angeles National Forest, Yerba Buena Ridge, Tujunga Ranger District. 1122 Comment
  VVC3372  Mentzelia micrantha Tim Thomas 1973-5-1 17 Los Angeles Transverse Range, Santa Monica Mountains, upper Cold Creek Road. 267 Comment
  RSA0060786  Mentzelia veatchiana LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6804 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA580729  Mentzelia veatchiana Tim S. Ross, Steve D. Boyd 1994-5-25 7899 Los Angeles West summit of Liebre Mountain: West Summit here construed as the rounded knoll 100 m S of the intersections of sections 3,4,9, and 10, T7N R17W. 1684 Comment
  RSA593822  Mentzelia veatchiana Steve Boyd 1996-4-25 8713 Los Angeles Liebre Mountains, southwestern flank of Liebre Mountain, along Forest Service Road 7N22 ca 1.1 mile E of jtn with 7N23. 1220 Comment
  CAS-BOT-BC435240  Mesembryanthemum crystallinum Dr. Barton W. Evermann 1918-3-29 s.n. Los Angeles Santa Catalina Isl. Comment
  UCR189389  Microseris lindleyi R. G. Swinney 1998-6-12 6188 Los Angeles San Gabriel Mountains, southwest of Pinon Hills, 0.2 mi due east of reservoir at mouth of Mescal Canyon [along Table Mountain Road] 1448 Comment
  UCR68944  Microseris lindleyi Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4257 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  POM6143  Microseris lindleyi C. F. Baker 1909-4-19 5300 Los Angeles Claremont. Comment
  RSA660420  Microseris lindleyi Orlando Mistretta 1992-5-21 396 Los Angeles Right Star Mine, S of Acton. Comment
  LA35263  Mimulus aurantiacus Mary V. Hood; 1936-4-26 36 5 - Los Angeles Santa Monica Mountains, Higgins Canyon Comment
  RSA660443  Mimulus aurantiacus Orlando Mistretta 1992-6-17 582 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  UCR177762  Mimulus aurantiacus LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1078 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 556 Comment
  HSC20776  Mimulus aurantiacus var. pubescens David Porter 1965-4-22 Los Angeles 0.5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtns. 412 Comment
  POM73  Mimulus aurantiacus var. pubescens L. R. Abrams 1913-7-18 5020 Los Angeles Russel Lake. Comment
  UCR200170  Mimulus brevipes Valerie Soza, Laura A. Moore 2000-5-10 855 Los Angeles Verdugo Mountains, north side, Verdugo Crestline Drive, north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Drive from fire gate to powerlines to peak ''1936' 579 Comment
  UCR273254  Mimulus cardinalis R. G. Swinney 2011-10-25 15882 Los Angeles San Gabriel Mountains, south end of Coldbrook Campground, along Coldbrook Cr., from 50 m south to 100 m north of Hwy 39 1006 Comment
  POM308133  Mimulus cardinalis Henry J. Ramsey, Henry J. Ramsey 1937-9-2 2942 Los Angeles Angeles Crest Highway, 2 1/2 miles below Mt. Wilson. Comment
  RSA729553  Mimulus floribundus R. G. Swinney 1999-7-14 7552 Los Angeles San Gabriel Mtns.: Laurel Gulch, an eastern tributary of East Fork San Gabriel River Canyon. 732 Comment
  UCR203179  Mimulus floribundus R. G. Swinney 2005-7-21 8312 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
  RSA527673  Mimulus floribundus Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4291 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UCR209106  Mimulus fremontii R. G. Swinney 2008-6-18 9072 Los Angeles San Gabriel Mountains, south of Juniper Hills, Burkhart Trail 0.7 miles WNW of Burkhart Saddle, junction of trail and W Fork of Cruthers Creek 2012 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
  UCR259753  Mimulus guttatus R. G. Swinney 2010-4-20 12294 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  POM42  Mimulus guttatus L. R. Abrams 1901-4-8 1442 Los Angeles Arroyo river near PasadenaArrowhead Hotsprings and immediate vicinity, Coldwater Canyon and Strawberry Creek ca. 1/2 mile E of the old Arrowhead Hot Springs Hotel. Comment
  RSA587483  Mimulus guttatus Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1132 Los Angeles San Gabriel Mountains. Santiago Canyon. Slopes W of main drainage below Mt Emma. 1220 Comment
  JEPS11456  Mimulus nasutus Frank W. Peirson 1922-5-30 3073 Los Angeles Millard's Canyon San Gabriel Mountains 990 Comment
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Oct 2 2011
  UCR204756  Mimulus parishii R. G. Swinney 2005-8-9 8430 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  POM306773  Mimulus pilosus Henry J. Ramsey, Henry J. Ramsey 1937-9-2 1624 Los Angeles Ladybug Canyon, Angeles Crest Highway. Comment
  RSA777361  Mimulus pilosus Orlando Mistretta, Christine Mistretta 2010-5-19 5114 Los Angeles Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  UC1595447  Mimulus pilosus Tim Ross 1992-7-10 6651 Los Angeles creek between Coldwater Canyon and Wickiup Canyon; San Gabriel Mountains, Big Tujunga Creek 967 Comment
  UCR276985  Mimulus pilosus R. G. Swinney 2010-6-1 13139 Los Angeles San Gabriel Mountains, Kentucky Springs, c. 1 mile west of Angeles Forest boundary sign at Angeles Forest Hwy, c. 0.5 mile south of Kentucky Springs Rd. 1122 Comment
  RSA0127181  Mimulus pilosus Louis C. Wheeler 1967-7-20 10129 Los Angeles Aliso Canyon. 1067 Comment
  RSA725209  Mimulus suksdorfii Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -59 Los Angeles Off Big Pines Hwy (Road N) on the N side of the San Gabriel Mountains. Near Shoemaker Canyon. Along ridge, wash and roadside. 1444 Comment
  CAS-BOT-BC388662  Minuartia douglasii Marcus E. Jones 1924-5-16 s.n. Los Angeles Stoddard Canon [Canyon], San Gabriel Mts Comment
  RSA611641  Minuartia pusilla Steve Boyd, Valerie Soza, Mike Kinney, J. Mark Porter 1998-3-24 10121 B Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail. 1121 Comment
  RSA609057  Mirabilis californica var. californica Louis C. Wheeler 1931-2-14 s.n. Los Angeles Foothills of San Gabriel Mts. 1 mi E of Liveoak Canyon 457 Comment
  RSA0077095  Mirabilis laevis R. G. Swinney 2010-4-15 12226 Los Angeles Lime Kiln Canyon, 0.25-0.7 miles east of Pacoima Wash. 524 Comment
  SEINET3167816  Mirabilis laevis Robert F. Thorne 1968-4-28 37483 Los Angeles Santa Barbara Island: sunny, floriferous, S-facing slope of high bluff on E side of ebayment of Cat Canyon 69 Comment
  SFV1126  Mirabilis laevis K. A. Wilson 1961-3-5 942 Los Angeles Santa Monica Mountains Mulholland Highway, about 2 miles west of Las Virgenes Road. Comment
  UCR258700  Mirabilis laevis R. G. Swinney 2010-3-22 12027 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  RSA464645  Mirabilis laevis var. crassifolia Blanche Trask 1901-03 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  SBBG84  Mirabilis laevis var. crassifolia R. Hoffmann 1925-5-16 Los Angeles Antelope Valley Comment
  UC101157  Mirabilis laevis var. crassifolia T. S. Brandegee Oct Los Angeles Redondo Comment
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Aug 19 2010
  RSA121177  Mirabilis multiflora var. pubescens A. Simontacchi 1935-5-26 45 Los Angeles 1 3/4 miles WSW of Manzana. 915 Comment
  UC205946  Monardella australis subsp. cinerea I. M. Johnston 1917-7-4 1422 Los Angeles s slope Baldy; San Antonio Mountains 1828 Comment
  CAS-BOT-BC219842  Monardella breweri subsp. breweri W. R. Dudley; F. H. Lamb 1896-6-6 4341 Los Angeles Edge of Antelope Valley near Neenach, Liebre Mountains Comment
  CAS-BOT-BC219991  Monardella breweri subsp. lanceolata Moxley 1913-7-26 s.n. Los Angeles Near Newhall Comment
  RSA40485  Monardella exilis W. R. Dudley, F. H. Landau 1896-6-5 4303 Los Angeles Lancaster. Comment
  RSA530071  Monardella lanceolata Tim S. Ross 1991-8-16 5851 Los Angeles San Gabriel Mountains, Horse Flats. 1713 Comment
  RSA0003926  Monardella saxicola I. M. Johnston 1918-9-1 2133 Los Angeles San Antonio Mts, near Brown's Flat 1311 Comment
  UC557811  Monolepis nuttalliana Nell Murbarger April, 1936 126 Los Angeles s. end of Isl. San Clemente Isl. Comment
  SBBG11606  Muhlenbergia appressa P. H. Raven 1962-5-9 17651 Los Angeles rd just N of Guds 249 Comment
  RSA0087049  Muhlenbergia californica R. G. Swinney 2010-9-9 13790 Los Angeles 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
  CDA30164  Muhlenbergia microsperma J. Dittes, J Guardino 2008-2-23 1501 Los Angeles Transverse Ranges; San Gabriel Mountains; Big Tujunga Canyon; circa 2.4 air-miles southeast of Mount McKinley, circa 4.3 air-miles west of Big Tujunga Reservoir, circa 3.4 air-miles northeast of Mount Gleason Jr. High School; near Delta Flat Picnic Area. Comment
  RSA577545  Muhlenbergia microsperma C. Epling, Dunn 1931-5-30 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA739661  Muhlenbergia microsperma John Dittes 2006-6-4 1393 Los Angeles Western Transverse Range, Simi Hills, N of Santa Susana Raod, 2.3 ir miles NW of chatsworth Highchool, 0.9 air mile W of Topanga Blvd, 0.8 air mile ENE of Santa Susana Pass 381 Comment
  SBBG20738  Muhlenbergia microsperma E. R. Blakley 1963-12-7 6325 Los Angeles base of cliffs on S slope, W of Pyramid Head, S of Lighthouse 38 Comment
  UCSB426  Muhlenbergia microsperma B., K. 1943-5-11 Los Angeles Woods trail from Dalton CCC Camp; San Dimas Experimental Forest, San Gabriel Mountains 396 Comment
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Apr 26 2018
  UCR138997  Muhlenbergia rigens L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns., Goldenrod Spring, Ebey Canyon 595 Comment
  UC1971150  Muilla maritima Louis C. Wheeler 1973-4-21 Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. Comment
  SBBG108991  Munzothamnus blairii S. A. Junak 1996-10-1 SCl 695 Los Angeles middle portion of Horse Cyn, ca. 1.7 mi SW of Thirst 304 Comment
  SDSU3613  Myriopteris newberryi R. M. Beauchamp 1967-1-29 154 Los Angeles Growing in crevices in canyon west and below Marine Outpost above Pyramid Cove on San Clemente Island. Comment
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Oct 13 2011
  RSA421134  Nama demissa var. deserti Christopher Davidson 1973-4-1 1880 Los Angeles 1 mile south of Littlerock. 762 Comment
  RSA377624  Narcissus tazetta Robert Gustafson 1981-3-18 2130 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA595509  Narcissus tazetta L. C. Wheeler 1969-2-16 s.n. Los Angeles San Gabriel Mountains. Sunset Ridge, by Millard Canyon. 609 Comment
  RSA618731  Nassella cernua Scott D. White 1998-5-19 6542 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, between 1-5 fwy./ Old Ridge Route and the lake. Proposed North Lake Planned Community. 425 Comment
  UC1133132  Nassella cernua H. A. Jensen 1933-5-18 303 Los Angeles opposite mouth of Aliso Canyon; Tujunga Quadrangle Comment
  LA90131  Nassella cernua R. L. Armacost; 1968-4-18 2363 Los Angeles Comment
  RSA774842  Nasturtium officinale R. G. Swinney 2009-6-12 11149 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
  SD69021  Navarretia hamata Robert F. Thorne, D. Propst 1968-5-28 37656 Los Angeles Santa Catalina Island; along small stream in central part of Bulrush Canyon 244 Comment
  UC303713  Navarretia hamata I. Johnston 1917-5-13 986 Los Angeles San Gabriel Wash 152 Comment
  RSA713256  Nemacladus glanduliferus var. orientalis LeRoy Gross 2005-5-3 2217 -b Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., [From] Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, then back to 34.47336N, 117.86053W. 1085 Comment
  UC890872  Nemacladus longiflorus var. longiflorus Alice Eastwood 1906-6-5 232 Los Angeles Roscoe Comment
  SEINET10939176  Nemacladus ramosissimus Philip A. Munz 1925-5-23 Munz 9435 Los Angeles Burn in San Gabriel Canyon 488 Comment
  RSA421326  Nemophila menziesii Richard C. Barkelew 1929-4-14 s.n. Los Angeles Mulholland Hwy. Comment
  SD125445  Nemophila menziesii Daryl Koutnik, Vickie Dawes 1978-4-7 329 Los Angeles West side of Sierra Highway just north of Pearblossom Highway. 914 Comment
  RSA615510  Nemophila menziesii var. integrifolia Louis C. Wheeler 1967-5-18 9641 Los Angeles San Gabriel Mountains: Placerita Canyon. 518 Comment
  RSA0091743  Nemophila pedunculata R. G. Swinney 2011-5-26 14847 Los Angeles 0.3-0.5 miles south of Aliso Canyon Road, 2 miles west of Angeles Forest Hwy., nameless cyn. to the east of Beartrap Cyn. 1061 Comment
  SD248439  Nemophila pulchella var. fremontii Mitch Provance, Callen Huff 2009-4-29 10682 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 0.6 mile north of Gorman; site PO1091 (Lebec 7.5'Q) 1431 Comment
  RSA608019  Nicandra physalodes Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  RSA749243  Nicotiana attenuata R. G. Swinney 2005-8-11 8468 Los Angeles Big Rock Creek at Paradise Springs 1439 Comment
  RSA0060121  Nicotiana clevelandii L. R. Abrams 1901-4-1 1205 Los Angeles Ballona Harbor. Comment
  CAS-BOT-BC231565  Nicotiana glauca Jean L. Pawek 1964-9-14 626 Los Angeles San Gabriel Mountains, near Switzer Camp 914 Comment
  JEPS68693  Nicotiana glauca Annie M. Alexander and Louise Kellogg 1939-6-26 851 Los Angeles Mint Canyon Comment
  RSA654656  Nicotiana glauca Fred Brooks, P. Sobkowiak 1988-4-23 12 Los Angeles San Antonio Canyon, [San Gabriel Mountains] below the first tunnel 915 Comment
  RSA762648  Nicotiana glauca R. G. Swinney 2008-11-30 9891 Los Angeles Irwindale, San Gabriel River Channel within 70 m [north] of the 210 Fwy. 165 Comment
  SEINET10696842  Nicotiana tabacum Heidi H. Schmidt 1999-10-10 Schmidt 3975 Los Angeles City of Santa Monica. M & A Tobacco: 1803 Lincoln Blvd. # C; Santa Monica, CA: 90404: (310) 314-9839 - phone. 40 Comment
  UCD124109  Nuttallanthus texanus Daryl Koutnik 1978-4-14 363 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  SEINET12188948  Oenothera bistorta J. F. Bright, Wyman, C. 1931-1 5290 Los Angeles In Antelope Valley under Joshua Trees Comment
  RSA301275  Oenothera californica W. Stubbe 1971-1 76 -16 Los Angeles Eastside of the Sierra, between Pearblossom and Elisabeth Lake. Comment
  RSA146102  Oenothera californica subsp. californica Peter H. Raven 1959-3-31 13905 Los Angeles 2.5 miles west of Littlerock. Comment
  RSA507554  Oenothera californica subsp. californica Louis C. Wheeler 1967-8-8 10378 Los Angeles Angeles National Forest: Loomis Ranch, Alder Creek 1311 Comment
  JEPS43970  Oenothera elata subsp. hirsutissima Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Los Angeles Comment
  RSA158226  Oenothera elata subsp. hirsutissima David P. Gregory 1961-8-2 478 Los Angeles Prairie Fork, over the ridge from Wightwood, San Gabriel Mountains. Comment
  CAS-BOT-BC56214  Opuntia basilaris var. basilaris Ira L. Wiggins 1937-3-10 8775 Los Angeles Field redacted by CAS, contact the data manager for more information Comment
  RSA0080358  Opuntia basilaris var. brachyclada R. G. Swinney 2011-6-29 15339 Los Angeles San Gabriel Mountains: mouth of Monte Cristo Canyon and confluence with Mill Creek. 1098 Comment
  UCR142303  Opuntia littoralis A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23296 Los Angeles Santa Susana Mountains, Aliso Canyon Oil Field, Oat Mountain -- Mormon, Limekiln & Aliso Cyn watersheds 655 Comment
  RSA0036215  Opuntia oricola Serena Light 1966-5-31 s.n. Los Angeles San Rafael Hills. Comment
  UC1571329  Opuntia prolifera E. Yale Dawson June, 1936 Los Angeles Palos Verdes Hills Comment
  RSA0010380  Opuntia semispinosa D. Griffiths 1911-9-22 10353 Los Angeles San Pedro Comment
  UCR204258  Oreonana vestita Naomi Fraga, Duncan Bell 2008-6-30 2297 Los Angeles San Gabriel Mountains, summit of Mount Baden-Powell 2866 Comment
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Sep 17 2018
  CAS-BOT-BC499908  Orobanche fasciculata C. Epling; C. Darland 1935-6-1 s.n. Los Angeles Tujunga Canyon Comment
  RSA0048360  Orthocarpus purpurascens Elwood Fordham 1951-3-15 s.n. Los Angeles Topanga, Anderson's Place, Robinson Road. 274 Comment
  UCR130829  Oryzopsis hymenoides David Charlton 1989-4-21 2894 Los Angeles Mojave Desert (W): Antelope Valley, Ave. 'B' between 120th and 140th St. East, just south of Edwards Air Force Base. 701 Comment
  UC1348978  Osmorhiza berteroi Robert F. Thorne and M. Z. Thorne 1967-7-19 37190 Los Angeles above Crystal Lake Recreation Area; San Gabriel Mts., Angeles National Forest, Big Cienega Sprin 1981 Comment
  LA35915  Osmorhiza brachypoda Peter H. Raven; Henry J. Thompson 1960-4-2 14852 Los Angeles Santa Monica Mountains, Old Topanga Canyon, 0.7 mi NW of Topanga Canyon 243 Comment
  SBBG127191  Osmorhiza brachypoda A. Parikh, N. Gale 2011-7-7 3548 Los Angeles Barley Flats, 4.2 km W of Shortcut Station, 1.1 km N of St Hwy 2; San Gabriel Mtns 1667 Comment
  UCR192831  Oxytheca parishii R. G. Swinney 1998-7-6 6287 Los Angeles San Gabriel Mtns., Mescal Canyon, 1.1 miles north of junction of Hwy 2 and Mescal Canyon Rd. 1720 Comment
  RSA392907  Oxytheca parishii var. parishii F. R. Fosberg, Joseph A. Ewan 1931-12-8 s.n. Los Angeles Buckhorn Trail, Islip-Williamson divide, between Bear Creek and Big Rock Creek, San Gabriel Mountains. 2000 Comment
  RSA473133  Packera breweri Anstruther Davidson 1895-5-3 s.n. Los Angeles Gorman Station Comment
  RSA228986  Packera ionophylla R. F. Thorne 1971-8-25 41279 Los Angeles Angeles National Forest: Just N of summit of Mt. Hawkins on saddle between Hawkins & Throop Peak 2667 Comment
  JEPS55202  Paeonia californica Frank W. Peirson 1919-1-25 314 Los Angeles Arroyo Seco San Gabriel Mountains 381 Comment
  LA50665  Paeonia californica Carl Epling; 1941-2-15 sn Los Angeles SANTA MONICA MOUNTAINS, Mulholland Drive near Beverly Glen Blvd. 380 Comment
  RSA85310  Paeonia californica Mabel Peirson 1925-2-14 5434 Los Angeles Arroyo Seco at the Devil's Gate, Pasadena Comment
  RSA0009406  Paeonia californica Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC422788  Papaver californicum P. A. Munz; R. D. Harwood 1920-4-21 3714 Los Angeles San Dimas Canyon 457 Comment
  JEPS18478  Papaver californicum Rimo Bacigalupi with Robert J. Sweeney 1957-5-12 5880 Los Angeles slopes above Las Flores Canyon (1/4 mi above U.S. Army Nike launching site, Santa Monica Mountains); Santa Monica Mountains 274 Comment
  UCD111486  Parietaria hespera Daryl Koutnik 1978-4-21 397 Los Angeles Scholl Canyon just N of the Eagle Rock. 304 Comment
  SBBG36277  Parietaria hespera var. californica S. A. Junak with K. Kirkland 1998-5-2 SCa 652 Los Angeles near top of coastal bluffs, ca. 1 air mi W of East Pk at end of ridge SW of Pk 1245 228 Comment
  RSA448002  Parietaria hespera var. californica M. B. Dunkle 1939-4-3 7221 Los Angeles Chenetti Canyon, San Clemente Island. Comment
  RSA592892  Parietaria hespera var. hespera Louis C. Wheeler 1967-4-30 9227 Los Angeles Limekiln Canyon 564 Comment
  RSA588302  Pectocarya linearis subsp. ferocula Orlando Mistretta 1994-4-15 1036 Los Angeles San Gabriel Mountains, Santiago Canyon, W slopes of drainage near confluence with Little Rock Creek 1036 Comment
  RSA708582  Pectocarya linearis subsp. ferocula Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-18 1168 Los Angeles Ridgetop above McDonald Creek. 579 Comment
  SEINET7062860  Pectocarya pusilla A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on the Pearblossom Highway. (WGS84/NAD83). UTM Zone 11, 410587mE, 3820401mN. 887 Comment
  SBBG63497  Pectocarya setosa R. Hoffmann 1929-4-4 Los Angeles Palmdale Comment
  UCR237910  Pectocarya setosa Mark A. Elvin 2003-5-1 2499 Los Angeles Santa Clarita Valley, Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  UC1563050  Pectocarya setosa Steve Boyd and Orlando Mistretta 1986-3-31 1534 Los Angeles 4 mi e junction of Hwys 138 and 18 (ne of Pinyon Hills); Mojave Desert Comment
  UCD120188  Pectocarya setosa Daryl Koutnik; Vickie Dawes 1978-4-7 335 Los Angeles west side of Sierra Highway just north of Pearblossom Highway. 914 Comment
  RSA729651  Pedicularis semibarbata R. G. Swinney 1998-7-2 6249 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  UCR209979  Pedicularis semibarbata R. G. Swinney 2008-7-24 9283 Los Angeles San Gabriel Mtns., Waterman Mountain 2451 Comment
  CATA1468  Pelargonium X hortorum Mark L. Hoefs, Robert F. Thorne 1996-4-6 2656 Los Angeles Santa Catalina Island: Wrigley Road, above junction of Middle Terrace Road, Avalon 91 Comment
  SD51908  Pellaea andromedifolia var. pubescens Peter H. Raven 1962-4-11 17304 Los Angeles San Clemente Island, about 1 mile south of Wilson Cove 120 Comment
  UCR231175  Pellaea mucronata Dan S. Cooper 2011-10-10 1011- 116 Los Angeles Western Transverse Range; Santa Monica Mtns., Griffith Park, SW slope of Mt. Hollywood, just north of tunnels of Mt. Hollywood Dr. 369 Comment
  SBBG108918  Pellaea mucronata S. A. Junak 1997-4-22 SCl 855 Los Angeles just below rim on N side of Waynuk Cyn, just upstream from large drop-off, across Cyn from old fenceline 365 Comment
  POM281941  Pellaea mucronata subsp. mucronata George L. Fisher 1929-6-8 102 Los Angeles Glendale. 305 Comment
  RSA3601  Pellaea mucronata var. mucronata C. B. Wolf 1932-5-13 3618 Los Angeles Santa Catalina Island, hillside above Hamilton Canyon. 152 Comment
  RSA652954  Pennisetum setaceum A. C. Sanders, D. Malueg, K. D. Jones 1999-11-20 23280 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain; Mormon, Limekiln & Aliso Cyn watershed. 686 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
  UCR273393  Pennisetum setaceum R. G. Swinney 2011-3-18 14137 Los Angeles San Gabriel Mountains, Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail 366 Comment
  RSA748855  Penstemon caesius R. G. Swinney 2001-8-27 8100 Los Angeles Throop Peak, west of Mt. Baden-Powell. 2780 Comment
  POM21409  Penstemon centranthifolius George B. Grant 1901-6-7 s.n. Los Angeles Laurel Canon. Comment
  RSA191359  Penstemon centranthifolius Robert F. Thorne, M. Z. Thorne 1967-7-19 37207 Los Angeles Angeles National Forest, Crystal Lake Recreation Area 1692 Comment
  RSA412447  Penstemon centranthifolius Thekla Mohr 3512 Los Angeles Los Angeles. Comment
  RSA650287  Penstemon centranthifolius Claude M. Finnell 1948-5-3 s.n. Los Angeles Found in [Angeles] National Forest on side of road. 5 miles from north boundary of Angeles Forest on Highway. 762 Comment
  UCD124071  Penstemon centranthifolius James Dilley 1997-5-4 s.n. Los Angeles Angeles National Forest, Big Rock Canyon Road., 0.5 mile north of end of paved road. 1341 Comment
  RSA408047  Penstemon grinnellii subsp. grinnellii Anstruther Davidson 1892-6-12 s.n. Los Angeles Wilson Peak. San Gabriel Mountains Comment
  NY601188  Penstemon grinnellii var. grinnellii R. C. F. Bacigalupi 1952-8-9 3906 Los Angeles Along Forest Service Road at summit of Blue Ridge, near Guffey Public Camp, Angeles National Forest, directly south of Swarthout Valley. 2438.4 Comment
  RSA549822  Penstemon heterophyllus var. heterophyllus Wandalee Thompson 1964-6-16 51 Los Angeles Near Swartz Ranch, Pine Canyon Road, N-2, ca. 7 mi. W of Lake Elizabeth 1128 Comment
  JEPS11385  Penstemon speciosus Frank W. Peirson 1922-7-5 3193 Los Angeles Big Pines San Gabriel Mountains, Big Pines 2072 Comment
  SEINET5330066 Image available Penstemon speciosus G. B. Grant 926 Los Angeles collected at Pasadena; Comment
  UCR189706  Penstemon spectabilis R. G. Swinney 1998-7-27 6494 Los Angeles San Gabriel Mtns., Dry Lake, south of Sunset Peak at head of Dry Lake Canyon 1515 Comment
  RSA651293  Penstemon spectabilis Dan Milojevich 1981-5-19 48 Los Angeles 1 1/2 miles from Indian Hill Blvd. on Bonnie Brae St. Comment
  POM296933  Penstemon spectabilis var. spectabilis Lyman D. Benson 1945-6-5 11750 Los Angeles Cold Spring, 2.5 miles southwest of Camp Baldy on the Glendora Road. San Gabriel Mountains. Pacific Slope Drainage 1372 Comment
  RSA0097052  Pentacaena ramosissima E. S. Spalding 1924-5-3 s.n. Los Angeles Manhattan Beach. Comment
  HSC1098  Pentagramma triangularis C. S. Apperson 1966-4-29 Los Angeles Tapia Park area near Malibu Cyn. in the Santa Monica Mtns. Comment
  RSA0105225  Pentagramma triangularis R. G. Swinney 2011-10-27 15904 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 649 Comment
  CATA1018  Pentagramma triangularis subsp. triangularis Mark L. Hoefs 1995-5-4 1933 Los Angeles Santa Catalina Island: Near road between Cherry Valley and Howlands Landing 91 Comment
  LA94221  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-5-7 2005 Los Angeles SANTA MONICA MOUNTAINS, Malibu Canyon, ravine above the road and ca 0.5 mi S of the tunnel. 213 Comment
  UC71381  Pentagramma triangularis subsp. triangularis J. H. Barber 1897-3-21 85 Los Angeles Sepulveda Canyon Comment
  SEINET13944982 Image available Perideridia oregana C. Epling, Wm. Robison 1935-1 sn Los Angeles Town Lodge near Weaverville Comment
  HSC3899  Peritoma arborea David Porter 1965-4-24 Los Angeles 5 mi. SW of Sierra Hwy. on Escondido Canyon Rd. 915 Comment
  SD72860  Peritoma arborea var. arborea F. R. Fosberg 1930-2-12 S 4208 Los Angeles Mint Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC355964  Perityle emoryi A. J. McClatchie 1893-9-12 s.n. Los Angeles Catalina Island Comment
  SBBG12848  Perityle emoryi E. R. Blakley 1962-6-9 5185 Los Angeles China Pt near lighthouse 9 Comment
  SBBG98515  Perityle emoryi T. Ross 1991-5-23 5486 Los Angeles lower Tota Cyn, E escarpment 44 Comment
  UC1215167  Perityle emoryi Peter H. Raven 1962-4-12 17323 Los Angeles near foot of canyon s of canyon below the Tomb (w side of San Clemente Island); San Clemente Island 137 Comment
  SEINET3923794  Persicaria lapathifolia Steve Boyd, L. Raz 1996-10-14 9030 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road.; 0 671 Comment
  RSA0023336  Phacelia austromontana Wesley O. Griesel 1962-6-6 s.n. Los Angeles Dawson Saddle 2439 Comment
  RSA589234  Phacelia brachyloba Tim S. Ross 1990-6-8 2914 Los Angeles Upper Big Tujunga Canyon: Ridge and slopes descending +/- ENE from THORN (Triangulation Point 5499-ft) toward Big Tujunga Creek (about 0.6-1.6 air miles ENE of Barley Flats) 1250 Comment
  JEPS1311  Phacelia cicutaria var. hispida Julia A. Bettys 1929-4-29 Los Angeles Huntington Palisades Los Angeles Comment
  UCR269589  Phacelia cicutaria var. hispida R. G. Swinney 2011-6-29 15365 Los Angeles San Gabriel Mountains, Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground 1082 Comment
  UCR280664  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-21 16616 Los Angeles San Gabriel Mountains, Glendora, along ridgetop and north side of ridge due south of the west fork of Harrow Cyn., north of end of Glendora Ave., along historic (abandoned early '70s) Whitcomb Trail 549 Comment
  LA38547  Phacelia cicutaria var. hubbyi A. M. Johnson; 1934-5-4 4476 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA716616  Phacelia ciliata Andrea Edwards, Pam DeVries 2006-5-15 107 Los Angeles triangular site generally bounded by Interstate 5, Highway 138, and Gorman Post Road. 1037 Comment
  RSA595813  Phacelia curvipes Louis C. Wheeler 1967-5-9 9391 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  RSA72481  Phacelia davidsonii I. M. Johnston 1925-8-1 6611 Los Angeles San Antonio Mountains: western end Ontario Peak ridge. 2348 Comment
  CHSC100166  Phacelia distans John Dittes 2006-6-4 1389 Los Angeles Western Transverse Range; Simi Hills; north of Santa Susana Road; ca. 2.3 air-miles northwest of Chatsworth Highschool, ca. 0.9 air-mile west of Topanga Blvd., ca. 0.8 air-mile east x northeast of Santa Susana Pass. 381 Comment
  RSA772373  Phacelia distans R. G. Swinney 2009-5-12 10735 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  SD186244  Phacelia distans A. C. Sanders 2003-3-14 25753 Los Angeles Abandoned gravel pit on bundary between Irwindale and Azusa, east of Irwindale Ave. 519 Comment
  UCR209489  Phacelia distans R. G. Swinney 2008-6-17 9042 Los Angeles San Gabriel Mountains, Pinyon Ridge, 4.4 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway, 1.6 mi. west of peak 6535 1952 Comment
  UCR220185  Phacelia distans R. G. Swinney 2009-4-7 10290 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
  POM3771  Phacelia distans C. F. Baker 1909-5-15 5343 Los Angeles Mountains near Claremont. Comment
  SBBG109015  Phacelia floribunda S. A. Junak with S. Burckhalter 1996-5-18 SCl 495 Los Angeles NE side of Seal Cove 36 Comment
  UCR124676  Phacelia fremontii B. C. Templeton, I. W. Clokey 1930-4-8 1033 Los Angeles Mojave Desert, west of Lancaster 710 Comment
  RSA426055  Phacelia fremontii Albert J. Perkins 1925-4-8 s.n. Los Angeles Alder Creek 2 mi. E Loonies Ranch. Comment
  UC57032  Phacelia grandiflora Ernest Braunton 1901-6-18 76 Los Angeles W. Sherman Canyon Comment
  UCR22494  Phacelia grandiflora C. S. Jones 1979-5-25 30 Los Angeles Western Transverse Range; Santa Monica Mtns., near Westlake Road [Blvd] 8 mi south of its junction with Hwy 101 366 Comment
  UC1002527  Phacelia hubbyi A. M. Johnson 1934-5-4 4476 Los Angeles towards tunnel Santa Monica Mountains, Sepulveda Canyon (talus slope on right hand side of road) Comment
  UCR190424  Phacelia imbricata R. G. Swinney 2001-6-16 7986 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
  POM18151  Phacelia longipes P. A. Munz 1923-5-26 6828 Los Angeles San Gabriel Mountains, Big Rock Creek on loose dry slope. 1524 Comment
  RSA68362  Phacelia longipes Verne Grant 1951-7-17 16086 Los Angeles San Antonio Canyon. 1982 Comment
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Apr 24 2016
  UCSC001305  Phacelia longipes Peter Kamb 1947-6-9 589 Los Angeles San Gabriel, Little Rock creek 1890 Comment
  RSA187965  Phacelia lyonii Robert F. Thorne 1966-4-5 35810 Los Angeles Santa Catalina Island. Along small stream in Middle Ranch Canyon below Stage Station SW of Eagles Nest. 76 Comment
  SFV21794  Phacelia minor V. Soza, E. Edwards, L. Gross, B. O'Brien 2000-4-25 750 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Above Burbank, Wildwood Canyon, west of Wildwood Canyon Road. Trail along ridgetop to Forester Grove, Radio Towers, and Verdugo Mountainway. South-southwest-facing slope below trail along ridgetop. 427 Comment
  RSA428143  Phacelia parryi H. L. Bauer 1931-5-1 s.n. Los Angeles Santa Monica. School Wildflower Garden. Comment
  RSA0081631  Phacelia ramosissima R. G. Swinney 2010-8-30 13627 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  CAS-BOT-BC144948  Phacelia ramosissima var. austrolitoralis Peter H. Raven; Henry J. Thompson 1959-6-4 14319 Los Angeles Point Dume, Santa Monica Mountains 45 Comment
  RSA428169  Phacelia ramosissima var. austrolitoralis Robert Gustafson 1980-7-9 1791 Los Angeles Ballona Wetlands, Area 1, coastal strand along the western boundary of Area 1 Comment
  RSA584860  Phacelia ramosissima var. latifolia Tim S. Ross 1993-6-1 7361 Los Angeles Just NW of Chantry Flat along Upper Winter Creek Trail. 732 Comment
  UCR90062  Phacelia tanacetifolia P. F. Horner 1973-3-30 61 Los Angeles Along Road near entrance to Phacelia Sanctuary near Edwards AFB 883 Comment
  LA201833  Phacelia viscida Arthur C. Gibson; 2003-5-14 4925 Los Angeles Comment
  LA38508  Phacelia viscida Carl Epling; 1926-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  SBBG65061  Phacelia viscida unknown -May-1893 Los Angeles Los Angeles Comment
  CATA722  Phalaris aquatica Mark L. Hoefs 1991-5-18 1229 Los Angeles Santa Catalina Island: Middle Canyon 268 Comment
  RSA582961  Phalaris coerulescens Timothy S. Ross 1993-4-23 6929 Los Angeles Santa Catalina Island. SW part of the island in Middle Canyon; along Middle Canyon Road between Thompson Dam and Eagle's Nest Lodge. 168 Comment
  CAS-BOT-BC259055  Phalaris lemmonii G. B. Grant 1901-4-28 3839 Los Angeles The Palms near Los Angeles Comment
  CDA38599  Pholisma arenarium L. D. McCorkingdale 1958-7-16 930 -58 Los Angeles State Highway Ave. D. & 180th St. W., Lancaster. 0 Comment
  UC881292  Pholistoma auritum I. Johnston 1917-3-29 1249 Los Angeles above Claremont Claremont Comment
  CAS-BOT-BC222476  Pholistoma auritum var. auritum Geo. B. Grant No date on label 6160 Los Angeles Avalon Comment
  SFV22022  Pholistoma auritum var. auritum V. Soza, L. Gross, A. Munoz 2000-5-12 891 Los Angeles Verdugo Mountains Northeast side of Verdugo Mountains. Glendale, Engleheard Canyon, Camp Max Strauss at end of Shirlyjean Street. Canyon southwest of fire road south from Engleheard Canyon to power lines. West-facing slope of canyon. 427 Comment
  RSA248847  Pholistoma racemosum Robert F. Thorne 1973-4-11 42868 Los Angeles Middle part of Norton Canyon. San Clemente Island. 274 Comment
  RSA639750  Phoradendron libocedri Louis C. Wheeler 1946-8-25 6239 Los Angeles San Gabriel Mountains; Pine Flats, north end. 1829 Comment
  RSA608348  Phoradendron macrophyllum subsp. macrophyllum Louis C. Wheeler 1930-3-22 s.n. Los Angeles Santa Monica Mountains: Mandeville Canyon Comment
  RSA587085  Phragmites australis Orlando Mistretta 1995-5-23 1721 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. W side tributary drainage NE of Pacifico Mtn 1631 Comment
  POM118946  Phyllospadix scouleri Marcus E. Jones 1884-8-22 s.n. Los Angeles Santa Monica. Comment
  CAS-BOT-BC452033  Phyllospadix torreyi Robert F. Thorne 1970-3-5 39369 Los Angeles Santa Catalina Island: Catalina Harbor at Isthmus 0 Comment
  CATA1920  Pinus canariensis Amy Catalano 2014-9-22 009 Los Angeles Santa Catalina Island: Between the East Summit and the Wrigley Reservoir 436 Comment
  RSA226946  Pinus flexilis Robert F. Thorne 1971-8-25 41248 Los Angeles Throop Peak 2744 Comment
  RSA771574  Pinus jeffreyi R. G. Swinney 2009-6-2 11013 Los Angeles East slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  HSC1512  Pinus lambertiana C. E. Fellows 1965-9-7 155 Los Angeles 17 mi. up Angeles Crest Hwy. from Charlton Flats info station 1829 Comment
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Oct 3 2014
  CAS-BOT-BC78870  Pinus monophylla G. B. Grant 1901-6-15 s.n. Los Angeles Seven Oaks Trail 1828 Comment
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Oct 10 2020
  CAS-BOT-BC79012  Pinus ponderosa Joseph Andorfer Ewan 1932-5-29 7218 Los Angeles on summit Mount Gleason, San Gabriel Mts. 1889 Comment
  UC189  Pinus sabiniana H. M. Hall May 1 1902-May 3 1902 3080 Los Angeles vicinity Elizabeth Lake (Pine Canon); Antelope Valley 1219 Comment
  LA82363  Piperia cooperi O. H. Kappler; 1941-5-5 239 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR2596  Piptatherum miliaceum F. M. Reed 1925-6-18 5131 Los Angeles Foothill Boulevard on Baldwin Ranch, west of Arcadia 244 Comment
  CAS-BOT-BC71777  Pityrogramma triangularis var. viscosa George B. Grant; Walter Wheeler 1904-4-21 H 3350 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California Comment
  UCR147852  Plagiobothrys arizonicus LeRoy Gross, Paul Morton 2004-6-9 1347 Los Angeles Transverse Ranges; Liebre Mountains region, West end of the main crest; From the Pacific Crest Trail (from the south) along road (7N23) pass the second Pacific Crest Trail that exits off north of the road. Finish near the NW corner of section 3 and started at the west end of section 12, west of Bear Gulch Camp. About a 4 mile hike from east to west (This for the Angeles National Forest road surveys.) 1688 Comment
  UCR184109  Plagiobothrys arizonicus A. C. Sanders, T. B. Salvato 2007-4-24 33484 Los Angeles Tehachapi Mountains, hills above head of Oso Canyon near Kern Co. line, along dirt gasline road (track), c. 1.25 mi. SW of National Cement Plant 1220 Comment
  CATA2009  Plagiobothrys canescens Steven A. Junak, Mark Hoefs, Lisa Stratton 1998-3-21 501 Los Angeles Santa Catalina Island: On ridgetop just S of Cape Canyon Road, ca. 3.1 road miles from top of Black Jack Road 310 Comment
  IRVC26458  Plagiobothrys canescens A. C. Sanders, Mark Elvin, et al. 2003-3-4 25693 Los Angeles 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 NE end of Santa Susana Mtns. 335 Comment
  SBBG31148  Plagiobothrys canescens R. F. Thorne 1966-4-28 36255 Los Angeles Hay Press area [Haypress] Comment
  UCD120811  Plagiobothrys canescens Daryl Koutnik 1978-4-14 356 Los Angeles Simi Hills at west end of Devonshire Blvd. 365 Comment
  UCR153574  Plagiobothrys canescens A. C. Sanders, T. B. Salvato 2005-4-26 29716 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
  SBBG113138  Plagiobothrys collinus var. gracilis S. A. Junak 1997-3-28 SCa 400 Los Angeles N side of Cherry Cove, at Birdie Chester grave site 21 Comment
  JEPS68110  Plagiobothrys nothofulvus R. F. Hoover 1938-4-16 3116 Los Angeles near Bailey's (road sta. between Quail Lake and Neenach School) (upper Antelope Valley); Antelope Valley Comment
  LA103210  Plantago lanceolata Barry A. Prigge; 1985-6-14 6412 Los Angeles Santa Monica Mountains, Cold Creek Canyon, along trail below Murphy Ranch site 601 Comment
  CHSC83654  Plantago major John Dittes 1990-6-7 80 Los Angeles Transverse Range; San Gabriel Mts., Canyon of Big Tujunga Creek; ca. 1.2 air miles northeast of dam. 922 Comment
  CDA20321  Plantago major M. O'Brien 2004-10-12 s.n. Los Angeles Solstice Canyon. 0 Comment
  UCD124550  Plantago ovata var. insularis R. Mitchel Beauchamp 1967-3-19 329 Los Angeles Just behind the beach at West Cove, San Clemente Island, California. Comment
  RSA601136  Plantago virginica Louis C. Wheeler 1946-5-30 6215 Los Angeles San Marino. San Marino Park. Comment
  RSA70081  Platanthera sparsiflora Frank W. Peirson 1919-6-15 505 Los Angeles Rock Creek, north slope of San Gabriel Mountains. 1296 Comment
  POM11215  Platystemon californicus George B. Grant 1904-5-14 s.n. Los Angeles Playa del Rey. Comment
  CAS-BOT-BC326708  Pleiacanthus spinosus R. G. Swinney 2009-8-25 11465 Los Angeles West summit of Table Mountain, NE of Big Pines, San Gabriel Mtns., Transverse Range 2290 Comment
  CATA1504  Pluchea odorata Mark L. Hoefs, Steven A. Junak 1996-7-9 2716 Los Angeles Santa Catalina Island: By Middle Ranch Reservoir, Middle Canyon 201 Comment
  SEINET10861533  Poa Hermann E. Hasse Hasse s.n. Los Angeles Comment
  CAS-BOT-BC237684  Poa secunda Timothy S. Ross; Steve Boyd 1994-5-11 7820 Los Angeles Liebre Mountains. Sawmill Mountain: W summit area ca 260-350 m SE of Sawmill Campground 1621 Comment
  UCSB72614  Poa secunda White, Scott; Devries, Pam 2006-5-9 Los Angeles SE Tehachapi Mtns.; Gorman area, valley & slopes along Gorman Creek, NE of 1-15 Fwy. and SW of Gorman Post Rd.; Lebec 1098 Comment
  SEINET6071779  Poa secunda Louis C. Wheeler 1967-5-23 9676 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  CAS-BOT-BC236262  Poa secunda subsp. juncifolia Timothy S. Ross; Steve Boyd 1994-4-12 7461 Los Angeles Liebre Mountains. San Francisquito Canyon, ca. 220 m SW of where Drinkwater Canyon joins S Fr. Canyon 512 Comment
  CHSC99444  Poa secunda subsp. secunda LeRoy Gross; Bill Hogshead, Orlando Mistretta, Valerie Soza 2003-5-23 926 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southwest ridge that climbs to Mt. Markham (between Mt. Markham and the Mt. Lowe dirt road (2N50.1) Near 3423386N, 118.10365W. UTM Zone 11; 3788444N 0398352E. 1631 Comment
  UC926645  Poa secunda subsp. secunda Agnes Chase Apr 12 1910-Apr 15 1910 1184 Los Angeles Mt Wilson Comment
  SEINET10532993  Podocarpus macrophyllus David B. Dunn 1939-10-18 Dunn UMO 46529 Los Angeles Cultivated tree near 3rd and Lafayette Los Angeles, Calif. 213 Comment
  LA94348  Polycarpon depressum Carl Epling; Harvey Anderson 1930-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 137 Comment
  RSA477715  Polycarpon depressum Tom Burch 1940-3-9 s.n. Los Angeles Redondo Beach. 0 Comment
  CAS-BOT-BC167815  Polygala cornuta var. fishiae Dr. A. Davidson 1893-1-1 s.n. Los Angeles Mt. Wilson Comment
  RSA460145  Polygala cornuta var. fishiae L. E. Hoffman 1931-11-16 19271 Los Angeles Malibu Creek Comment
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Apr 30 2011
  UCR99510  Polygonum amphibium var. emersum Steve Boyd, Lauren Raz 1996-10-14 9073 Los Angeles Liebre Mtns., North shore of Elizabeth Lake, Pine Canyon south of Partal Ridge at Angeles National Forest Picnic area 1000 Comment
  RSA226004  Polygonum arenastrum Robert F. Thorne, C. W. Tilforth 1971-6-29 40652 Los Angeles San Gabriel Mountains, Angeles National Forest: 1.6 mi. above Little Rock Dam near reservoir Campground 976 Comment
  CAS-BOT-BC419776  Polygonum argyrocoleon Fay A. Mac Fadden 1936-6-1 14675 Los Angeles Mulholland Drive Comment
  SD52850  Polygonum aviculare subsp. depressum Peter H. Raven 1962-7-11 18016 Los Angeles docks area, Wildon Cove, San Clemente Island 9 Comment
  UCR210493  Polygonum hydropiperoides R. G. Swinney 2008-11-30 9862 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  UCR271535  Polygonum hydropiperoides R. G. Swinney 2011-11-3 15979 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
  JEPS50628  Polygonum lapathifolium Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  UCR178908  Polygonum lapathifolium R. G. Swinney 1989-9-16 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 335 Comment
  CDA969  Polypodium californicum D. G. Kelch 1991-3-23 1312 Los Angeles Catalina Island. East of Avalon. Comment
  LA4302  Polypodium californicum Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  POM12186  Polypodium californicum M. L. Kendall 1921-2-13 30 Los Angeles Palmer's Canyon, halfway up canyon Comment
  UCR208117  Polypodium californicum M. B. Dunkle 1927-3-11 1727 Los Angeles Santa Catalina Island; Grand Canyon 183 Comment
  RSA602345  Polypogon interruptus Scott D. White 1997-5-8 5085 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  CATA352  Polypogon monspeliensis Mark L. Hoefs 1973-7-20 397 Los Angeles Santa Catalina Island: In Middle Ranch reservoir 182 Comment
  UC729670  Polypogon monspeliensis Carl B. Wolf 1932-5-9 3427 Los Angeles on road to Pebbly Beach 1/2 mi from Avalon Santa Catalina Island (Santa Catalina Island); , rd to Pebbly Beach 7 Comment
  RSA594634  Polypogon viridis Steve Boyd, Lauren Raz 1996-10-29 9121 Los Angeles Liebre Mountains region, along 7N19, the road to Atmore Meadows area at the southeastern end of Liebre Mountain in a tributary drainage to the North Fork Fish Canyon. 1463 Comment
  RSA802060  Polypogon viridis Orlando Mistretta, Kristie Haydu 2011-7-20 5968 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  UCR194189  Polystichum imbricans R. G. Swinney 1998-7-29 6545 Los Angeles San Gabriel Mtns., c. 100 m downstream from Upper Fish Fork Campground 1817 Comment
  UCR258523  Polystichum imbricans R. G. Swinney 2010-8-9 13480 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  SD233999  Polystichum munitum var. imbricans Virginia Pinkus Ryder 1964-6-20 241 Los Angeles Angeles Cresst Woowadia Canyon. 883 Comment
  LA211070  Populus fremontii subsp. fremontii Arthur C. Gibson; 2010-3-2 s.n. Los Angeles SIMI HILLS, western boundary of Chatsworth Reservoir, Chatsworth. Comment
  CAS-BOT-BC453950  Potamogeton pectinatus Rev. J. C. Nevin 1882-1-1 s.n. Los Angeles Los Angeles Comment
  UCR124478  Potentilla gracilis var. fastigiata B. C. Templeton 1932-7-20 5006 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  CATA1221  Poterium sanguisorba Mark L. Hoefs, Douglas R. Hoefs, Jorge Hernandez 1995-6-21 2286 Los Angeles Santa Catalina Island: Upper Bulrush Canyon 286 Comment
  RSA497995  Prunus ilicifolia H. L. Bauer 1932-4-1 15387 Los Angeles Saddle Peak road. 671 Comment
  SEINET13384023 Image available Prunus ilicifolia R. G. Swinney 2010-1 12105 Los Angeles San Gabriel Mountains: Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway 207 Comment
  UCR270933  Prunus ilicifolia R. G. Swinney 2011-4-28 14540 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
  RSA635039  Prunus ilicifolia subsp. ilicifolia Valerie L. Soza, Kent Hughes 1999-6-17 563 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 747 Comment
  RSA675943  Prunus ilicifolia subsp. ilicifolia LeRoy Gross 2003-3-9 798 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway., Between Chevy Chase Drive (Sycamore Canyon) to the north, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  SEINET10871337  Prunus ilicifolia subsp. lyonii Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4799 Los Angeles Santa Catalina Island; Catalina Conservancy Land, The James H. Ackerman Native Plant Nursery. In Middle Canyon, near Middle Ranch and Cape Canyon Trail. 10 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 230 Comment
  RSA454154  Prunus lyonii F. R. Fosberg 1931-4-2 S- 4446 Los Angeles Santa Catalina Island. Hamilton Canyon just below road. 350 Comment
  RSA628821  Prunus persica var. persica Scott D. White, David E. Bramlet 1998-6-29 6813 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. [Correct TRS should be 3N, 9W] 1707 Comment
  RSA451457  Prunus virginiana var. demissa Bonnie C. Templeton 1932-5-31 4898 Los Angeles Big Pines Park; San Gabriel Mts. 2088 Comment
  POM358739  Pseudognaphalium biolettii M. B. Dunkle 1939-11-24 s.n. Los Angeles San Clemente Island: southeast rim above Mosquito Harbor Comment
  CATA784  Pseudognaphalium californicum Mark L. Hoefs 1991-6-5 1346 Los Angeles Santa Catalina Island: Hill above Hamilton Cove 91 Comment
  UC485718  Pseudognaphalium californicum Minnie Reed 1896-4-2 Los Angeles Pomona Comment
  UC1595246  Pseudognaphalium stramineum Tim Ross and Orlando Mistretta 1992-7-24 6748 Los Angeles e side Strawberry Peak (near divide between Colby and Wickiup Canyons, 120 degrees se, 1065 m distant from S.P. summit); San Gabriel Mts., Strawberry Peak 1560 Comment
  CAS-BOT-BC80072  Pseudotsuga macrocarpa S. Parnay Mar. s.n. Los Angeles Mt. Wilson Comment
  RSA592400  Pteridium aquilinum var. pubescens Mark Hoefs, Doug Propst 1974-5-10 464 Los Angeles Santa Catalina Island: lower Fern Canyon. 213 Comment
  SFV21060  Pteridium aquilinum var. pubescens L. Gross, S. Larson, V. Soza 2001-5-31 389 Los Angeles Verdugo Mountains Southeast side of mountains. Dead Horse Canyon. 335 Comment
  RSA656427  Pterostegia drymarioides Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 705 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. Area burned in August 1999. 579 Comment
  LA13045  Puccinellia nuttalliana F. M. Essig; 1923-5-1 6706 Los Angeles Culver City 15 Comment
  CSUSB1686  Pycnanthemum californicum Frank C. Vasek 1963-8-16 630816 4 Los Angeles San Gabriel Mountains San Gabriel Mountains, end of Coldwater Canyon, meadow at spring. 1219 Comment
  RSA450193  Quercus agrifolia A. R. Roos 1937-12-15 s.n. Los Angeles Sepulveda Canyon Comment
  RSA476847  Quercus agrifolia Ora M. Clark 1929-1-27 1489 Los Angeles North Hollywood Comment
  SFV865  Quercus agrifolia P. G. Kilburn 1957-10-31 533 Los Angeles Simi Hills 2 miles west of Chatsworth Reservoir. 350 Comment
  RSA0035995  Quercus berberidifolia R. G. Swinney 2010-6-21 13259 Los Angeles Placerita Canyon Natural Area, 0.2 - 1.5 miles south of Placerita Canyon, in Los Pinetos Canyon, along Los Pinetos Trail. 561 Comment
  RSA126746  Quercus berberidifolia Peter H. Raven, Thompson 1958-10-11 13760 Los Angeles Saddle Peak, Santa Monica Mountains. 610 Comment
  UCD45318  Quercus berberidifolia John M. Tucker 1948-9-26 1879 Los Angeles California, Los Angeles Co.; 11.4 mi. west of Palmdale, beside road to Elizabeth Lake; Comment
  UCSB1127  Quercus berberidifolia Wedberg, H. 1957-3-3 Los Angeles Old Topanga Canyon Comment
  CAS-BOT-BC62368  Quercus chrysolepis Geo. B. Grant 1902-7-1 3712 Los Angeles Mt. Lowe 1828 Comment
  POM266351  Quercus chrysolepis J. C. Roos 1942-5-23 1056 Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  CAS-BOT-BC86220  Quercus dumosa Geo. B. Grant 1906-9-1 7177 Los Angeles Catalina Island Comment
  CAS-BOT-BC86372  Quercus dumosa Fordyce Grinnell 1916-9-2 s.n. Los Angeles San Gabriel Mts. - near Pasadena Comment
  UCSB34833  Quercus dumosa R. Lloyd 1959-3-3 27 Los Angeles N OF POMONA (GANESHA HILLS NEAR JCT OF HISSCREST AND NORTH HILL RD) 274 Comment
  POM187992  Quercus durata var. gabrielensis Marcus E. Jones 1931-10-10 28587 Los Angeles San Antonio Ca - on, north of Claremont. Comment
  UCD45998  Quercus durata var. gabrielensis Gary D. Cromwell; David W. Wheat 1971-4-21 564 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mountains. 2 mi. NE of Glendora, Calif. Comment
  RSA0031750  Quercus durata var. gabrielensis Orlando Mistretta, Christine Mistretta 2008-5-9 3017 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
  RSA598845  Quercus john-tuckeri Steve Boyd, T. S. Ross 1997-3-21 9219 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  RSA737840  Quercus john-tuckeri LeRoy Gross, Duncan S. Bell 2008-5-27 3422 Los Angeles East of Mill Creek, and Angeles Forest Highway. Southwest of Mill Creek summit. Along Road (4N18.1). 1402 Comment
  SBBG11823  Quercus john-tuckeri D. E. Breedlove 1961-8-4 923 Los Angeles intersection with Big Pines Hwy and Largo Vista Rd 1371 Comment
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Jan 23 2015
  UCR231068  Quercus john-tuckeri Dan S. Cooper 2011-9-19 s.n. Los Angeles Western Transverse Range, Bouquet Canyon, south of David Way intersection with Bouquet Canyon Rd. 425 Comment
  RSA0040206  Quercus kelloggii Orlando Mistretta 1992-5-16 2 Los Angeles Vicinity of Big Pines; head of Swarthout Valley; Mountain High Ski area Comment
  UCR272705  Quercus tomentella M. B. Dunkle 1939-11-25 7357 Los Angeles Channel Islands, San Clemente Island, NE slope Comment
  CAS-BOT-BC104854  Quercus wislizeni Timothy S. Ross; Steve Boyd 1994-5-4 7656 Los Angeles Liebre Mountains. Grass Mountain: ridgetop saddle between the main summit and the NE summit 1383 Comment
  CAS-BOT-BC104864  Quercus wislizeni W. R. Dudley; F. H. Lamb 1898-6-7 4346 Los Angeles Ringo Canyon. Liebre Mountains Comment
  RSA477122  Quercus wislizeni var. frutescens Christopher Davidson 1975-5-25 2554 Los Angeles 1.4 mi from Old Ridge Route (8N04) on rd 7N23 to Liebre Mountain. Angeles Nat. For. 1433 Comment
  RSA579457  Quercus wislizeni var. frutescens Tim S. Ross, Steve D. Boyd 1994-9-21 8305 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). (east into adjacent 64th section) 1607 Comment
  RSA746959  Rafinesquia californica R. G. Swinney 2008-4-30 8718 Los Angeles San Dimas Experimental Forest, Monroe Canyon 549 Comment
  RSA527593  Rafinesquia californica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4418 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  RSA681346  Rafinesquia californica LeRoy Gross, Bill Hogshead, Valerie Soza 2003-5-29 952 Los Angeles West end of the mountains: At junction (saddle) of Verdugo motorway and Wildwood Fire Road (Abandoned road, as the ranch north of here at mouth of canyon down at La Tuna Canyon burned down a long time ago.), We went down into a small draw northeast of saddle, then came back up another canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) Basically a triangle. 564 Comment
  RSA650495  Ranunculus californicus R. S. Woglum 1934-4-8 1282 Los Angeles Barker's Ranch, North Hollywood. Comment
  CAS-BOT-BC378870  Ranunculus californicus var. californicus Henry J. Thompson 1959-4-12 1917 Los Angeles Mulholland Highway 0.25 mi west of Las Virgenes Road 183 Comment
  RSA400236  Ranunculus cymbalaria var. saximontanus G. R. Johnstone 1930-10-19 s.n. Los Angeles S. of Rosemead. Comment
  RSA84868  Ranunculus cymbalaria var. saximontanus F. W. Peirson 1951-1 s.n. Los Angeles Near Long Beach Comment
  LA212244  Raphanus raphanistrum subsp. sativus Harold Pirie; 1963-4-27 s.n. Los Angeles Pierce College; Near Jopham entrance of Pierce College Woodland Hills. 243 Comment
  UCR258847  Raphanus sativus R. G. Swinney 2010-3-16 11917 Los Angeles San Gabriel Mountains/Verdugo Mountains, Confluence of Little Tujunga Wash and Big Tujunga Wash at I-210 crossing, within 50 m on north and south sides of I-210 329 Comment
  CAS-BOT-BC74278  Raphanus sativus Ernest Braunton 1902-5-10 357 Los Angeles Rivera. Comment
  RSA0051704  Raphanus sativus Geo. E. Julian 1963-4-19 s.n. Los Angeles Voorhis Campus, Cal Poly, San Dimas. Comment
  UC1071557  Rhamnus californica F. H. Raymond 1930-1-28 37 Los Angeles Head of Ramera Canyon Triunfo Pass Quad. 670 Comment
  RSA653682  Rhamnus californica subsp. californica Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 874 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road. 366 Comment
  RSA680079  Rhamnus californica subsp. californica Mark A. Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 360 Los Angeles San Gabriel Mtns. Claremont. ~ 0.6mi W of Mt. Baldy Rd. in Evey Canyon. Comment
  LA207791  Rhamnus crocea Paul Gripp; May 1954 sn Los Angeles Mt. Gleason Rd., Tujunga Comment
  CAS-BOT-BC55984  Rhamnus ilicifolia Le Roy Abrams 1901-4-3 1283 Los Angeles Santa Monica Mts. Comment
  CAS-BOT-BC55985  Rhamnus ilicifolia Carl B. Wolf 1927-7-24 s.n. Los Angeles 1/2 mile East of Montrose Comment
  CAS-BOT-BC55986  Rhamnus ilicifolia Carl B. Wolf 1928-5-11 2179 Los Angeles On Newhall Grade, just above the place where the Los Angeles aqueduct crosses highway Comment
  LA91476  Rhamnus ilicifolia Bruce Douglas Clayton; Greg Shaw 1972-4-7 76 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, Upper Temecal and Rustic Canyons. 487 Comment
  POM2869  Rhamnus ilicifolia P. A. Munz 1918-4-18 2084 Los Angeles Claremont. Wash. Comment
  POM8710  Rhamnus ilicifolia P. A. Munz, R. D. Harwood 1920-3-13 3310 Los Angeles San Jose Hills, 2 mi. W. of Rocky hillside. Pomona. Comment
  RSA390841  Rhamnus ilicifolia Louis C. Wheeler 1932-3-19 530 Los Angeles Head Mandeville Canyon, Santa Monica Mts. 457 Comment
  RSA584061  Rhamnus ilicifolia Tim S. Ross, S. D. Boyd 1991-4-25 4604 Los Angeles San Gabriel Mountains: lower Graveyard Canyon (which joins the lower E Fk of the San Gabriel River at ca 1540 ft. elev.). 512 Comment
  UCR271600  Rhamnus ilicifolia R. G. Swinney 2011-10-13 15791 Los Angeles San Gabriel Mountains, Chilao Flat, jct. of Chilao Flat Rd. (north entrance) & Silver Moccosin Trail 1582 Comment
  SEINET13946339 Image available Rhamnus ilicifolia Peter H. Raven, Henry J. Thompson 1959-1 13911 Los Angeles Santa Monica Mountains. 34 deg. N, 118-119 deg. W. Las Flores Canyon 3.8 mi N of Coast Highway. Elev 1800 ft 549 Comment
  UC1211038  Rhamnus pirifolia Huron H. Smith 1912-5-29 5026 Los Angeles Santa Catalina Island 396 Comment
  SEINET10359299 Image available Rhaphiolepis indica Unknown 2015-1 500 Los Angeles Santa Monica, CALIFORNIA. Los Angeles Co.: Santa Monica, bordering Loews Santa Monica Beach Hotel, near Ocean Ave. Comment
  LA62874  Rhus aromatica Virginia Mars; 1951-5-5 sn Los Angeles San Gabriel Mountains, Santa Anita Canyon, Arcadia Comment
  OBI25836  Rhus aromatica Glen Holstein 1970-4-19 2 Los Angeles Indian Canyon 1 mile south of Soledad Canyon Rd Comment
  JEPS66243  Rhus integrifolia W. L. Jepson 1908-7-13 3054 Los Angeles Swain Canyon; Santa Catalina Comment
  SD90520  Rhus integrifolia Robert F. Thorne 1966-4-17 36109 Los Angeles San Clemente Island, Box Canyon northwest of Horse Canyon and southwest of Thirst 149 Comment
  CAS-BOT-BC175222  Rhus lancea A. C. Sanders; T. B. Salvato; Mitch Provance 2009-5-28 37005 Los Angeles San Gabriel Valley: San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irinwdale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  UC1871184  Rhus ovata T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4946 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  UC535360  Rhus trilobata Ira W. Clokey, B. Templeton Apr. 1929 4451 Los Angeles Mandeville Canyon; Santa Monica Mountains 350 Comment
  RSA226205  Rhus trilobata var. pilosissima Gary D. Cromwell, David Wheat 1971-5-14 677 Los Angeles San Gabriel Mountians, Angeles National forest, Mystic Canyon - 2 miles NE of Glendora. Between level areas to east of canyon at about 2050 ft. Comment
  UC2029986  Ribes amarum Louis C. Wheeler 1936-3-8 4082 Los Angeles SAN GABRIEL MOUNTAINS: Arroyo Seco. Comment
  CAS-BOT-BC516702  Ribes aureum var. gracillimum R. G. Swinney 2011-3-15 14097 Los Angeles San Gabriel Mountains: Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn, southern portion of park 232 Comment
  UC79617  Ribes californicum var. hesperium A. J. McClatchie 1894-1-20 Los Angeles San Gabriel Mts. Comment
  UC934051  Ribes californicum var. hesperium H. L. Cogswell 1950-3-8 60 Los Angeles Wood's Peak, Sec.E6 of Plot 6 San Gabriel Mts. 990 Comment
  RSA0064061  Ribes cereum R. G. Swinney 2010-10-13 14014 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  CAS-BOT-BC108873  Ribes divaricatum var. parishii I. M. Johnston 1918-7-28 2101 Los Angeles San Gabriel River at El Monte. 91 Comment
  RSA0008291  Ribes divaricatum var. parishii Louis C. Wheeler 1934-3-18 2452 Los Angeles San Gabriel River. 73 Comment
  CAS-BOT-BC173115  Ribes indecorum C. F. B. 1904-2-17 4009 Los Angeles Claremont Comment
  HSC93409  Ribes indecorum Scott D. White 1995-2-7 2521 Los Angeles Sunshine Cyn. Landfill expansion area, directly W of I-5, just S of interchange w/ Hwy 14 457 Comment
  CAS-BOT-BC173402  Ribes malvaceum Ralph Hoffmann 1931-4-12 190 Los Angeles Below Pine Forest, west end of Santa Catalina Island Comment
  CAS-BOT-BC173435  Ribes malvaceum C. F. B. 1903-9-17 4065 Los Angeles San Antonio [Canon] Canyon near Claremont Comment
  CDA25552  Ribes malvaceum D. G. Kelch 1991-3-24 1338 -B Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  UCR16473  Ribes malvaceum R. D. Keys 1973-4-29 s.n. Los Angeles San Gabriel Mountains, Glendora Ridge Road, 0.5 mile east of junction with Glendora Mountain Road, Angeles National Forest 1037 Comment
  UC440363 Image available Ribes malvaceum var. viridifolium Carl Epling 1930-3-8 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UC586890  Ribes nevadense Joseph Andorfer Ewan 1934-8-3 8360 Los Angeles below Big Pines Camp; San Gabriel Mts., Swartout Valley 1981 Comment
  CAS-BOT-BC186158  Ribes roezlii var. roezlii Carl Epling; Nesta Dunn; Alice Goen 1931-5-16 s.n. Los Angeles San Gabriel Mts., Big Pines Camp Comment
  CAS-BOT-BC186168  Ribes roezlii var. roezlii Wesley Griesel 1963-7-17 841 Los Angeles Ridge between Baldy Notch and Mt. Baldy, San Gabriel Mts. 2834 Comment
  UCR211797  Ribes roezlii var. roezlii Valerie Soza, LeRoy Gross, B. Hogshead 2002-5-9 1460 Los Angeles Transverse Ranges; San Gabriel Mountains region, along Sunset Ridge Fire Road, c. 900 m SW of Sunset Peak 1646 Comment
  LA82099  Ribes speciosum O. H. Kappler; 1941-3-15 129 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM177973  Ribes speciosum Joseph A. Ewan 1931-3-3 4052 Los Angeles East Fork Sepulveda Canyon. Comment
  POM201727  Ribes speciosum Louis C. Wheeler 1932-1-10 436 Los Angeles Puddingstone Dam. 305 Comment
  POM8482  Ribes speciosum P. A. Munz, R. D. Harwood 1920-5-16 3947 Los Angeles Santa Monica Mts. Sepulveda Canyon. 244 Comment
  UC1018200  Ribes speciosum J. Warren 1952-3-2 Los Angeles Savage Canyon Comment
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Aug 6 2015
  UC1870185  Ribes speciosum LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 187 Los Angeles Transverse Ranges; Verdugo Mountains region; San Rafael Hills: Canyon just north of ridge running west from lookout Tower, East of the (2) Glendale Freeway . Elev. 1500 Feet. 457 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
  RSA454974  Ribes viburnifolium Anstruther Davidson 1894-04 s.n. Los Angeles Catalina Island Comment
  RSA480747  Ricinus communis Floy Stanley 1928-4-22 s.n Los Angeles Monrovia. Comment
  RSA652117  Romneya coulteri Donald E. Miller 1948-5-17 s.n. Los Angeles On Glendora Road. 1220 Comment
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Jun 22 2015
  SFV12548  Rorippa curvisiliqua M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-20 862 Los Angeles San Fernando Valley Big Tujunga Wash,, on mud flats just behind Hansen Dam. 305 Comment
  UCR205934  Rorippa curvisiliqua A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37063 Los Angeles San Gabriel Valley, Rio Hondo in Whittier Narrows area, west of Rosemead Blvd. (Hwy 19) under SCE powerlines, beyond a tree nursery 63 Comment
  CAS-BOT-BC147485  Rosa californica Le Roy Abrams 1911-4-11 1481 Los Angeles Santa Monica Mts., Santa Monica [Canon] Canyon Comment
  RSA0116799  Rubus ursinus R. G. Swinney 2010-5-25 12919 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  RSA650870  Rubus ursinus Marion P. Harthill 1974-5-23 1516 Los Angeles Crystal Lake Rd., Rt. 39. 1098 Comment
  RSA611543  Rumex conglomeratus Louis C. Wheeler 1968-10-1 s.n. Los Angeles San Gabriel Mountains: Big Tujunga Canyon, near Doske Road. Comment
  UC1601395  Rumex crispus I. M. Johnston 1917-8-21 Los Angeles Head of San Antonio Canyon San Antonio Mountains 2438 Comment
  CAS-BOT-BC433579  Rumex hymenosepalus Carl B. Wolf 1928-3-29 1595 Los Angeles So. base of Ridge Route, 1 mi. No. of Castaic. 396 Comment
  HSC33099  Rumex salicifolius E. A. Wise 1974-8-8 27 Los Angeles Tapia Park, 10 mi. E of Malibu Colony, Santa Monica Mtns. Comment
  UC2048894  Rumohra adiantiformis R. E. Riefner Jr. 2016-9-24 16 -375 Los Angeles City of Venice, along Venice Blvd. between Lyceum Ave. and Walgrove Ave. Comment
  POM50896  Rupertia physodes L. R. Abrams 1901-4-13 1521 Los Angeles Wilsons Peak Trail. Comment
  PASA1150  Salazaria mexicana 4/28 Los Angeles near Palmdale Comment
  RSA478887  Salicornia virginica Georgie Cook, Thelma Ashley 1926-07 s.n. Los Angeles Gardena. Comment
  UCR187197  Salix exigua A. C. Sanders 2006-5-16 32326 Los Angeles Tehachapi Mtns. Foothills, Oso Canyon just above the National Cement Plant Rd., 0-0.25 mi. upstream, 1.5 miles NNE of Quail Lake 991 Comment
  UCR234151  Salix exigua Dick Newell 2012-3-29 237 Los Angeles South Coastal Plain, East Long Beach wetlands, 100 yards west of Studebaker Rd. at Pacific Coast Highway 3 Comment
  UCSB52658  Salix gooddingii Thorne, Robert; Tilforth, Dick 1978-6-21 Los Angeles San Gabriel Mountains: Reservoir behind Little Rock Dam Comment
  LA208740  Salix laevigata Carl W. Sharsmith; 1932-1-17 11 Los Angeles San Gabriel Mountains, at the bottom of Lower San Gabriel Canyon, ca 9.5 km above Azusa 300.0 Comment
  POM219771  Salix laevigata H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles Lower Topanga Canyon, 2.5 km west of Ocean Beach. 15 Comment
  POM362601  Salix laevigata Carl. W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara Valley, 1.5 km. north of Castaic. 315 Comment
  LA208783  Salix lasiolepis A. M. Johnson; 1927-10-21 sn Los Angeles canyon E of Palmdale Comment
  POM2061  Salix lasiolepis Philip A. Munz 1918-3-28 2003 Los Angeles Claremont. Wash near Palmer's Canyon. Comment
  POM307400  Salix lasiolepis Henry J. Ramsey, Henry J. Ramsey 1937-9-2 2362 Los Angeles Ladybug Canyon, Angeles Crest Highway. Comment
  RSA729873  Salix lasiolepis R. G. Swinney 1999-5-22 7204 Los Angeles Le Montaine Canyon, c. 0.5 mi. south of Camp Junilee Rd. 1701 Comment
  CAS-BOT-BC128521  Salix lasiolepis var. lasiolepis Carl W. Sharsmith 1932-2-14 10 Los Angeles At bottom of Lower San Gabriel Canyon, about 9.5 km. above Azusa 300 Comment
  RSA502797  Salpichroa origanifolia Tim S. Ross, Steve D. Boyd 1989-6-27 s.n. Los Angeles RSA desert garden. Comment
  SD252321  Salsola Steven A. Junak 1999-9-9 Sca 1077 Los Angeles Santa Catalina Island: Top of Black Jack Peak, at microwave installation. 609 Comment
  CAS-BOT-BC180747  Salsola tragus C. W. Tilforth 1968-7-7 140 b Los Angeles West Road, Whittier Comment
  UCR276890  Saltugilia splendens subsp. grantii R. G. Swinney 2011-5-16 14734 Los Angeles San Gabriel Mountains, Camp Colby (C. Ranch), upper Coldwater Cyn., 150 m south of lodge in center of camp, 1.18 miles at 73 deg. SSE of jct. of Colby Ranch Rd. and FS Rd 3N19 in Big Tujunga Cyn. 1122 Comment
  RSA17065  Saltugilia splendens subsp. grantii C. B. Wolf 1936-5-27 s.n. Los Angeles San Gabriel Mountains: Aliso Canyon to Buckhorn Flats Road, 10 mi. above Tie Camp Summit 1616 Comment
  POM49441  Saltugilia splendens subsp. splendens A. D. E. Elmer 1902-06 3685 Los Angeles Acton, Mt. Gleason. Comment
  PASA465  Salvia apiana Sally Ellis 1940-4-16 Los Angeles Claremont Comment
  POM3989  Salvia apiana P. A. Munz 1918-5-19 2268 Los Angeles Pomona. Comment
  UCD15673  Salvia apiana Anne B. Overturf 1989-5-28 19 Los Angeles Eaton Canyon. 365 Comment
  UCR125128  Salvia apiana A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25104 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park 366 Comment
  RSA411305  Salvia apiana F. R. Fosberg 1931-5-6 S 4800 Los Angeles Cape Canyon, west side, Santa Catalina Island. Comment
  CDA40954  Salvia carduacea Phillipson 1916-5-6 5 .1.A Los Angeles Monrovia. 0 Comment
  HSC14326  Salvia carduacea C. S. Apperson 1966-4-24 Los Angeles Junction of 240th St. and Ave. R8. Pearblossom area, 3.5 mi. S of Moody Springs Comment
  RSA401463B  Salvia columbariae Fay A. MacFadden 1931-7-1 s.n. Los Angeles Tuna Canyon, Verdugo Hills. Comment
  RSA479525  Salvia columbariae Steve Boyd, Thomas Elias 1987-4-14 2064 Los Angeles San Gabriel Mountains, ridge between Pine Mtn. and Silver Mtn. S. of Rincon - Red Box Rd, N of Glendora. Comment
  RSA657355  Salvia columbariae C. Schapiro 1979-4-10 8 Los Angeles Verdugo Mountains; On fire road at intersection of Linda Vista Rd. and Figueroa St., North Glendale 762 Comment
  UC1870196  Salvia columbariae LeRoy Gross, Laura Moore, Debby Zygielbaum, Ron Burchet 2000-6-8 234 Los Angeles Verdugo Mountains; Verdugo Mountains: Off La Tuna Canyon Road, on Santa Monica Mountains Conservancy Land. Near N34° 13' 53.8'' W118° 18' 05.3''. Elev. 1800 Feet. 548 Comment
  UCR121668  Salvia dorrii June Latting 1973-4-21 s.n. Los Angeles Mojave Desert, 263rd St. south of Calif. Hwy 18 in Antelope Valley, along San Bernardino Co. line, NNW of Pinon Hills 1100 Comment
  LA69818  Salvia leucophylla James Lauter; 1953-5-7 sn Los Angeles Comment
  RSA446328  Salvia leucophylla H. L. Bauer 1932-5-1 s.n. Los Angeles Santa Monica Mountains: Towards San Fernando Valley. Comment
  RSA446333  Salvia leucophylla G. R. Johnstone 1931-5-3 s.n. Los Angeles Pico Canyon, Santa Susana Mountains. Comment
  RSA531260  Salvia leucophylla Walter Wisura 1991-7-21 4520 Los Angeles Puente Hills, upper Turnbull Canyon, below Skyline Drive. Comment
  UCR3961  Salvia leucophylla Art Whistler 1965-5-2 s.n. Los Angeles Western Transverse Range, Canoga Park, c. 200 yards west of where Stagg Street turns into Brackenridge Street 244 Comment
  CAS-BOT-BC228569  Salvia mellifera Timothy S. Ross; Steve Boyd 1994-5-10 7703 Los Angeles Liebre Mountains. 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 Mtn summit 890 Comment
  CAS-BOT-BC229929  Salvia mellifera Peter H. Raven 1959-5-3 14096 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). Mulholland Drive at Laurel Pass 350 Comment
  CHSC95405  Salvia mellifera LeRoy Gross; Naomi Fraga 2002-4-4 507 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. 554 Comment
  RSA167793  Salvia mellifera Robert F. Thorne, P. C. Everett 1964-2-6 33436 Los Angeles ENE slope of Black Jack Mt. above airport road, central part of Santa Catalina Island 457 Comment
  RSA434120  Salvia mellifera L. E. Hoffman 1932-3-14 s.n. Los Angeles Millard's Canyon, Angeles National Forest [San Gabriel Mountains]. Comment
  RSA651042  Salvia mellifera A. E. Hersh 1950-7-15 s.n. Los Angeles about 1/4 mile from west end of Topango [Topanga] Canyon. El. 30 Comment
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May 29 2014
  SBBG71113  Salvia mellifera M. N. Ackley -Jun-1928 457 Los Angeles Eagle Rock 213 Comment
  SBBG95412  Salvia mellifera M. B. Dunkle 1928-3-11 1725 Los Angeles Grand Cyn, Ramona Comment
  SFV22123  Salvia mellifera V. Soza, L. Gross, B. Hogshead 2001-4-26 1181 Los Angeles Verdugo Mountains Western mouth of La Tuna Canyon on north side of canyon. Trail from Tuxford Street and Ledge Ave. to ridgetop on north side of McDonald Creek. Ridgetop. 396 Comment
  RSA755862  Sambucus mexicana R. G. Swinney 2009-1-19 9994 Los Angeles Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  RSA0097146  Sambucus nigra subsp. caerulea R. G. Swinney 2011-5-31 14912 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1096 Comment
  UCD137666  Sambucus nigra subsp. caerulea Marc Meyer 1993-3-20 11 Los Angeles Santa Susana Mts., 2 mi. N of Mason Ave. and 118 Fwy. 400 Comment
  LA32913  Sanicula arguta E. Lloyd; May 1933 sn Los Angeles Santa Monica Mountains, Temescal Canyon 91 Comment
  RSA708659  Sanicula arguta Valerie Soza, LeRoy Gross, Bill Hogshead 2001-4-26 1185 Los Angeles Northwestern edge of Verdugo Mts, north of La Tuna Canyon, SE of Green Verdugo Reservoir. 457 Comment
  RSA470983  Sanicula arguta Reid V. Moran 1941-2-17 579 Los Angeles San Clemente Island. Middle Ranch, East side of arroyo. 500 Comment
  SD66907  Sanicula arguta R. Mitchel Beauchamp 1967-3-18 297 Los Angeles Grassy slopes of canyon below Lemon Tank Comment
  UCSB45426  Sanicula bipinnatifida Batson, J. 1979-3-10 Los Angeles End of Trancas Canyon Road near Malibu, CA 91 Comment
  UCR242052  Sanicula tuberosa Dan S. Cooper 2012-3-13 312- 13 Los Angeles Western Transverse Range; Santa Monica Mountains, east of Kanan Road (Co Hwy N9), 4 km south of Hwy 101 and 1.3 km north of Triunfo Canyon Road 347 Comment
  RSA611059  Sanicula tuberosa L. C. Wheeler 1968-5-15 s.n. Los Angeles San Gabriel Mountains: Cascade Canyon. 1158 Comment
  SEINET13945255 Image available Sanicula tuberosa Peter H. Raven, Henry J. Thompson 1959-1 13928 Los Angeles Just to east of Malibu Junction, Santa Monica Mountains; 800 ft. 34 deg. N, 118-119 deg. W 244 Comment
  RSA458890  Saxifraga californica Louis C. Wheeler 1934-3-19 2479 Los Angeles Liveoak Canyon. Altitude 1550 feet. 473 Comment
  UC858699  Saxifraga californica I. W. Clokey, E. G. Anderson 1931-3-11 5347 Los Angeles San Gabriel Canyon, above junction San Gabriel Canyon Comment
  RSA661179  Schinus molle LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 409 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 427 Comment
  SBBG130752  Schinus molle S. A. Junak 2000-3-31 SCa 1150 Los Angeles just inland from White's Landing, ca. 0.25 mi inland from beach, at end of rd in side cyn 57 Comment
  RSA628879  Schismus arabicus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains 1159 Comment
  RSA0045263  Schismus barbatus R. G. Swinney 2010-3-22 12008 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
  RSA357905  Schismus barbatus R. F. Thorne 1973-3-26 42721 Los Angeles San Gabriel Mountains: Webb Canyon, N of Claremont 366 Comment
  RSA681145  Schismus barbatus LeRoy Gross, Valerie Soza 2003-5-15 902 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
  UCR256195  Schismus barbatus R. G. Swinney 2010-3-22 12008 Los Angeles San Gabriel Mountains, West Fork Kagel Canyon, 0.5 miles west of Kagel Cyn. Rd. along Lopez Rd., 10-100 meters east of Lopez Rd. 540 Comment
  RSA524191  Schoenoplectus acutus var. occidentalis Timothy S. Ross, Steve Boyd 1990-6-6 2884 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA365989  Schoenoplectus americanus L. C. Wheeler 1932-9-19 1399 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  CAS-BOT-BC111515  Schoenoplectus americanus Ellsworth Bethel 1916-8-1 s.n. Los Angeles Long Beach Comment
  CAS-BOT-BC111227  Schoenoplectus californicus Peter H. Raven; Henry J. Thompson 1959-9-6 14371 Los Angeles Along edge of brackish lagoon, mouth of Malibu Creek 6 Comment
  SD237512  Scutellaria siphocampyloides R. G. Swinney 1999-6-18 7334 Los Angeles San Gabriel Mtns.: Boulder Canyon north of Big John Flat. 1573 Comment
  SBBG127005  Sedum spathulifolium A. Parikh, N. Gale 2011-7-19 3568 Los Angeles W Fork San Gabriel River, 6.3 km W of St Hwy 39; San Gabriel Mtns 595 Comment
  POM244914  Selaginella bigelovii F. Raymond Fosberg 1931-3-24 R 81 Los Angeles Santa Catalina Island. Hamilton Canyon Near Avalon. 80 Comment
  POM50205  Selaginella bigelovii L. R. Abrams 1898-12-18 219 Los Angeles Eaton's Canyon: San Gabriel Mountains Comment
  UCR61051  Selaginella bigelovii R. G. Swinney 1989-6-10 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, Big Dalton Canyon 396 Comment
  CAS-BOT-BC341194  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Rocky cliff between Avalon and Pebbly Beach, Santa Catalina Island 30 Comment
  SBBG96669  Senecio lyonii S. Boyd with T. Ross, L. Arnseth 1990-4-7 4261 Los Angeles lower half of China Cyn Comment
  UCR204196  Senecio lyonii Mark A. Elvin, Orlando Mistretta 1996-3-24 123 Los Angeles Channel Islands, San Clemente Island 9 Comment
  RSA527616  Senecio vulgaris Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4401 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  RSA756319  Sequoiadendron giganteum R. G. Swinney 2008-9-13 9461 Los Angeles Buckhorn Spring, 50-250 m south of Hwy 2 in canyon bottom, near large concrete water tank on E side of canyon 2070 Comment
  UC73805  Setaria parviflora L. A. Greata 1900-8-26 Los Angeles Cienega Comment
  UCR150358B  Setaria parviflora Scott D. White 2003-10-14 9834 Los Angeles San Gabriel Mtns, foothills above Sierra Madre. Los Angeles Dept. of Public Works "Sierra Madre Villa' Debris Basin 335 Comment
  SD225099  Sherardia arvensis B. Pitzer 1996-4-28 2731 Los Angeles City of Long Beach, Bixby Park, on Junipero Ave., 1 block E of the beach. Across the street from Bixby Park Comment
  CAS-BOT-BC434377  Sidotheca trilobata Noel H. Holmgren; James L. Reveal 1966-5-29 2610 Los Angeles San Gabriel Mountains, ridge east of Mt. Gleason, 2.7 road miles west of Mill Creek summit. 1767 Comment
  CATA1039  Silene gallica Mark L. Hoefs 1995-5-10 1962 Los Angeles Santa Catalina Island: Avalon Canyon, southeast side near horse trail 70 Comment
  CATA474  Silene gallica Sara L. Crockett, Steve Junak, Mark Hoefs, Janet Takara 1997-3-28 616 Los Angeles Santa Catalina Island: 1.1 miles S of Two Harbors on Cat Harbor Road; ca. 30 m upslope 30 Comment
  RSA708547  Silene gallica Valerie Soza, LeRoy Gross 2001-5-9 1191 Los Angeles Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  SBBG13273  Silene gallica P. H. Raven 1962-6-9 62334 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  SFV15562  Silene gallica R. K. Stachelek 1992-4-14 28 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 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
  RSA534054  Silene gallica Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5327 Los Angeles San Clemente Island: westerly fork of Near Death Canyon, draining to Mosquito Cove (drainage beginning 800ft N of Rest (1336 ) marker, 1800ft SE of Malo Knoll (1396 )) Beginning of drainage. 386 Comment
  UCR280763  Silene laciniata R. G. Swinney 2014-5-19 16559 Los Angeles San Gabriel Mountains, Glendora, on ridge between west fork of Engelwild Cyn. and Glenco Heights Cyn., 0.2 miles WNW of Engelwild Debris Basin, 0.72 air-miles SSE of Glendora Ridge Motorway 515 Comment
  SEINET11944392  Silene laciniata I. W. Clokey, Templeton, B. 1929-1 4544 Los Angeles Mandeville Canyon, Santa Monica Mts 500 Comment
  UC457256  Silene laciniata subsp. major Carl Epling 1931-4-18 Los Angeles Los Alisos Canyon Santa Monica Mountains, Los Alisos Canyon Comment
  UCR190108  Silene parishii R. G. Swinney 1998-8-27 6809 Los Angeles San Gabriel Mtns., gentle slope between Big Horn Ridge and ridge immediately north 2646 Comment
  RSA0081491  Silene platyota R. G. Swinney 2009-6-24 11253 Los Angeles Summit of Granite Mountain. 1988 Comment
  RSA639714  Silene verecunda subsp. platyota L. C. Wheeler 1968-6-14 s.n. Los Angeles Spring on north side of Blue Ridge by Guffy camp. Comment
  RSA228995  Silene verecunda subsp. platyota R. F. Thorne 1971-8-25 41275 Los Angeles below summit of Mt. Hawkins 2651 Comment
  RSA60287  Silybum marianum S. L. Armstrong 1948-5-5 s.n. Los Angeles Los Angeles, in meadow, S of Chino Comment
  RSA608721  Sinapis alba L. C. Wheeler 1931-3-14 s.n. Los Angeles La Verne. Comment
  RSA0116203  Sisymbrium altissimum Steven A. Junak 2000-3-30 SCa- 1143 Los Angeles Santa Catalina Island. Campground at Little Harbor. 6 Comment
  UCD115524  Sisymbrium altissimum R. F. Thorne; M. Z. Thorne 1969-7-9 38563 Los Angeles San Gabriel Mountains, Angeles National Forest, at Big Pines. 2087 Comment
  SFV9177  Sisymbrium irio J. Turner, F. M. Ball 1963-4-3 s. n. Los Angeles San Gabriel Valley La Verne. Open lot on Highway 66 near Pomona city limit. 350 Comment
  SBBG49306  Sisymbrium irio P. T. Hom 1974-2-24 33 Los Angeles Los Angeles on Pico and St. Anoreus Place, 4 mi W of Los Angeles Civic Center 45 Comment
  CATA1841  Sisymbrium officinale Denise Kraus 2000-5-4 23 Los Angeles Santa Catalina Island: Approximately 1850 feet north of intersection of Airport Road and Empire Landing Road. At GHB Transect 9 381 Comment
  RSA431745  Sisymbrium officinale L. C. Wheeler 1932-4-29 661 Los Angeles 2 mi NE La Verne 375 Comment
  UCR154021  Sisymbrium orientale A. C. Sanders 2005-5-11 30158 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, upper Plum Canyon along dirt track toward Cruzan Mesa from Plum Canyon Rd., NW of Forest Park between Mint and Bouquet Canyons 655 Comment
  UCR184355  Sisymbrium orientale A. C. Sanders 2007-4-19 33465 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  CAS-BOT-BC75412  Sisymbrium orientale Steven A. Junak 1996-5-31 SCI- 562 Los Angeles San Clemente Island. North end of island, behind (just inland from) beach at West Cove. 6 Comment
  RSA649812  Sisyrinchium bellum Matt Brooks 1988-5-7 34 Los Angeles Whittier, Dark Canyon 1.7 miles east of its confluence with Sycamore Canyon. Comment
  UCR117122  Sisyrinchium rosulatum A. C. Sanders, D. Malueg 2001-5-17 24313 Los Angeles Los Angeles Basin, Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned 122 Comment
  UCR182773  Smilacina stellata R. G. Swinney 1997-7-22 5719 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
  HSC79776  Solanum americanum Donna Panico 1972-4-27 9 Los Angeles Glendale, 0.5 mi. S Honolulu Ave. on Whiting Woods Rd. in Henderson Cyn. in Verdugo Mts. 335 Comment
  RSA654564  Solanum americanum Benjamen Rangel 1992-4-26 777 -31 Los Angeles In the front lawn of the west side of Alamitos, bld #22 at Cal Poly Pomona. Comment
  CHSC34430  Solanum douglasii Ken Cole 1972-5-28 ML- 12 Los Angeles North of Malibu and Hwy. 1 in Malibu Cyn. in Santa Monica Mtns. 152 Comment
  POM49278  Solanum douglasii L. W. Nuttall 1920-5-17 s.n. Los Angeles Hamilton Canyon, Santa Catalina Island. Comment
  RSA0080782  Solanum douglasii R. G. Swinney 2010-4-15 12250 Los Angeles Indian Canyon, at confluence with Lopez Cyn., east side of Lopez Cyn. Road, NE side of jct. of Lopez Cyn. Rd. and Bailey Rd., outside forest service boundary. 415 Comment
  SDSU14344  Solanum douglasii John Viggiano 2003-4-3 36 Los Angeles South Hills Park, Glendora. Along main road North of Park, near bend South from the steepest portion of the road, past and to west of bend approximately 1/3 mile. 299 Comment
  UC917795  Solanum douglasii Frank W. Gould 1944-4-16 2298 Los Angeles near corner of Skyline and Ardsheal Drives, Whittier Hills Whittier Hills Comment
  UC998925  Solanum douglasii P. O. Schallert 1944-4-27 Los Angeles Monrovia Canyon Comment
  UCR106301  Solanum douglasii B. G. Pitzer 1996-5-5 2860 Los Angeles Palos Verdes Peninsula, Palos Verdes Hills, San Pedro Naval Fuel Depot, at San Pedro Hill [between Western Ave. & Gaffey St] 451 Comment
  UCR131396  Solanum douglasii Alison Lipman 1998-3-23 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
  SBBG31536  Solanum douglasii R. M. Beauchamp 1967-3-17 243 Los Angeles near rocks E of Wilson Cove Comment
  UCR95765  Solanum esculentum Lauren Raz, Steve Boyd 1996-10-23 054 Los Angeles Liebre Mtns, Ruby Canyon, just w of the junction of F.S. Road 6N24 w/ Lake Hughes Road, at confluence w/ Elizabeth Lake Canyon 610 Comment
  SD227913  Solanum mauritianum Scott D. White 1997-5-14 5126 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mts. SW of I210 Freeway, E of Hansen Dam, and N of Wentworth St. 334 Comment
  RSA427408  Solanum umbelliferum Fay A. MacFadden 1931-4-22 2642 Los Angeles San Francisquito Canyon. Comment
  SBBG54056  Solanum umbelliferum K. R. Montgomery, T. W. Strid 1973-5-19 73 -71 Los Angeles Dillon Divide, San Gabriel Mtns Comment
  CHSC5094  Solanum xanti M. MacArthur 1967-7-16 79 Los Angeles Charlton flat about 1 mi. from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. Intermittent steam side. 1524 Comment
  RSA550721  Solidago californica Timothy S. Ross, Annette H. Ross 1991-7-29 5698 Los Angeles Elephant Hill, north most point of the Puente Hills, west Pomona 355 Comment
  UCR199858  Solidago californica LeRoy Gross, Naomi Fraga 2006-1-20 2450 Los Angeles Transverse Ranges, Verdugo Mountains, east end of the Verdugos, north side of the main crest. Deer Creek off of Beaudry Road, west of debris basin 448 Comment
  RSA0077387  Solidago californica Orlando Mistretta 1992-7-13 s.n. Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  SFV13413  Solidago velutina subsp. californica W. M. Perry Oct 1980 117 Los Angeles San Gabriel Mountains Cattle Canyon / Cow Canyon. Third drainage on USFS Road 2N06. Comment
  SEINET11383205 Image available Solidago velutina subsp. californica Unknown 1929-1 3480 Los Angeles Mouth of Millards Canyon. Comment
  RSA0110535  Sonchus asper R. G. Swinney 2010-6-1 13135 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
  SD69794  Sonchus oleraceus Robert F. Thorne 1966-4-7 Los Angeles Santa Catalina Island: moist shade of Prunus ilicifolia lyonii forest at bottom of canyon, Cherry Valley. 60 Comment
  UCR213420  Sonchus oleraceus A. C. Sanders, Dan S. Cooper 2010-3-12 37323 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  CAS-BOT-BC374611  Sonchus oleraceus M. B. Dunkle 1940-3-21 7450 Los Angeles East slope, Santa Barbara Island Comment
  SBBG130731  Sorghum bicolor S. A. Junak 2000-7-1 SCa 1367 Los Angeles LA County Interpretive Center, Avalon 73 Comment
  UC174007  Sorghum halepense Geo. B. Grant Los Angeles Pasadena Comment
  CAS-BOT-BC389953  Spergula arvensis Peter H. Raven 1959-4-4 13969 Los Angeles Santa Monica Mountains. Just behind point, Point Dume 15 Comment
  POM439  Spergula arvensis Crawford, H. D. Hiatt 1916-3-29 996 Los Angeles Santa Monica Mountains Comment
  RSA477983  Spergula arvensis H. L. Bauer 1933-8-15 s.n. Los Angeles Campus of Santa Monica Junior College 30 Comment
  SD90424  Spergularia macrotheca var. macrotheca Robert F. Thorne 1966-4-15 36019 Los Angeles San Clemente Island; 0.5 mile southsoutheast of Eel Point southwest side of island. Comment
  CAS-BOT-BC390797  Spergularia marina Carl B. Wolf 1932-5-12 3578 Los Angeles Santa Catalina Island. Borders of Catalina Harbor 3 Comment
  UCR95479  Spergularia marina P. H. Raven 1962-4-10 17205 Los Angeles San Clemente Island, Summit of Thirst 579 Comment
  CAS-BOT-BC390551  Spergularia platensis LeRoy Abrams 1903-4-14 3252 Los Angeles Mesa between Rivera and Florence Comment
  RSA0098580  Spergularia villosa R. F. Thorne 1966-4-16 36031 Los Angeles San Clemente Island: top of mesa S of Lemon Tank, S of Nanny, NE side of island. 305 Comment
  RSA65446B  Spraguea F. W. Peirson 1905-7-14 37 Los Angeles South of summit of Mt. San Antonio, San Gabriel Mountains Comment
  SEINET9297583  Stachys albens Unknown 2007-8-8 3036 Los Angeles San Gabriel Mtns Comment
  SBBG126888  Stachys rigida var. quercetorum A. Parikh, N. Gale 2011-5-12 3384 Los Angeles Chino Hills, Upper Sonome Cyn, 1.1 km S of Tonner Cyn 386 Comment
  UCSB23655  Stanleya pinnata McPherson, James 1966-7-12 Los Angeles South side of Elizabeth Tabe Road, 2 miles east of its junction with Goode Hill Road, 7 miles west of Palmdale 914 Comment
  LA204467  Stanleya pinnata var. pinnata W. R. Ernst; May 1948 sn Los Angeles San Gabriel Mountains, Big Rock Creek Comment
  CAS-BOT-BC374820  Stebbinsoseris heterocarpa Carl B. Wolf 1932-5-11 3550 Los Angeles Santa Catalina Island. W. side of Isthmus Harbor 30 Comment
  SBBG112779  Stebbinsoseris heterocarpa S. A. Junak 1998-4-4 SCa 526 Los Angeles Little Ripper's Cyn, just inland from beach 36 Comment
  SBBG117110  Stebbinsoseris heterocarpa S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1528 Los Angeles E of Little Harbor, just N of Sheep Chute Ridge Rd, ca. 0.2 mi from jct with Little Harbor Rd, on S side of Big Springs Cyn 121 Comment
  SD90549  Stebbinsoseris heterocarpa Robert F. Thorne 1973-4-11 42788 Los Angeles San Clemente Island; plateau in Middle Ranch area at head of Middle Ranch Canyon. 424 Comment
  UC1587733  Stebbinsoseris heterocarpa Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5227 Los Angeles terrace 1650 ft wnw Guds [sic] (se end San Clemente Island); se end San Clemente Island 201 Comment
  RSA201913  Stephanomeria blairii W. Roderick, Niehaus 1965-4-2 390 Los Angeles San Clemente Island: Lemon Tank Canyon, on E-facing cliff 244 Comment
  CAS-BOT-BC375480  Stephanomeria exigua subsp. exigua L. R. Abrams 1900-8-1 857 Los Angeles Ballona Sand hills Comment
  UCR258924  Stephanomeria pauciflora R. G. Swinney 2010-5-7 12613 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
  CATA1393  Stephanomeria virgata subsp. virgata Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2531 Los Angeles Santa Catalina Island: Road from Black Jack Campground to Escondido 262 Comment
  CHSC35493  Stillingia linearifolia James Henrickson 1979-5-23 18173 Los Angeles Ca 7 air miles N of Newhall in Dry Canyon; S of Dry Canyon Reservoir, on slopes E of canyon. 426 Comment
  UCR270534  Stipa coronata R. G. Swinney 2010-4-13 12177 Los Angeles San Gabriel Mountains, 0.35 miles north of Limekiln Cyn. bottom, along ridgeline motorway, south of Pacoima Dam, 0.4 miles east of Pacoima Cyn. stream bottom 610 Comment
  UCR280509  Stipa lepida R. G. Swinney 2014-5-13 16495 Los Angeles San Gabriel Mountains, Glendora, west fork of Hook Cyn., c. 0.4 km north of Sierra Madre Av., 100-300 m west of entrance to Church of the Open Door, Colby Fire burn of Jan. 2014 354 Comment
  UCR127176  Stipa speciosa A. C. Sanders, Mark A. Elvin 2003-6-20 27008 Los Angeles Western Transverse Range/Santa Clara River Watershed, lower San Martinez Chiquito Canyon wash, north of Hwy 126 and Del Valle 305 Comment
  UCR163446  Stipa speciosa B. G. Pitzer 1998-5-12 3714 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  CATA1334  Stuckenia pectinata Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-25 2436 Los Angeles Santa Catalina Island: Echo Lake 396 Comment
  CAS-BOT-BC376000  Stylocline gnaphaloides Grant 1901-4-9 3784 Los Angeles Avalon Comment
  RSA675969  Stylocline gnaphaloides LeRoy Gross 2003-3-9 809 Los Angeles Southwest side. A west-east trending ridge southwest of Flint Peak. Entered at west end, at Mount Carmel Drive, east of the (2) Glendale freeway, between Chevy Chase Drive (Sycamore Canyon) to the north,, and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  RSA587153  Stylocline gnaphaloides Orlando Mistretta 1995-4-28 1654 Los Angeles San Gabriel Mountains: Kitter Canyon. Slopes W of main canyon. 1235 Comment
  POM9834  Stylomecon heterophylla P. A. Munz, R. D. Harwood 1920-3-13 3293 Los Angeles Puddingstone Canyon, San Dimas 305 Comment
  RSA781189  Stylomecon heterophylla D. Silverman, Cindy Hopkins 2007-4-27 6770 Los Angeles SW Tehachapi Mts., Tejon Ranch, 1.2 km S of Kern County line, 1.2 km due-N of Oso Canyon and 1.3 km S of National Cement plant 1053 Comment
  SD75650  Suaeda californica M. B. Dunkle 1939-5-28 8114 Los Angeles San Clemente Island; sea cliffs summits, east side of island. Comment
  UC56834  Suaeda moquinii Geo. B. Grant April 1902 3550 Los Angeles Los Angeles Comment
  POM184238  Suaeda moquinii L. C. Wheeler 1932-7-18 961 Los Angeles 2 mi. N Claremont. 412 Comment
  RSA579139  Suaeda taxifolia T. S. Ross, Proter, Allan, Ashworth, Banks, Tommerup 1994-3-28 7436 Los Angeles Palos Verdes Peninsula: Rancho Palos Verdes; ca 2260 m SE of Inspiration Point and 3160 m WNW of Whites Point. 12 Comment
  CAS-BOT-BC234655  Symphoricarpos mollis Geo. B. Grant Apr. 9 s.n. Los Angeles Avalon Comment
  CAS-BOT-BC234665  Symphoricarpos mollis Le Roy Abrams 1899-3-31 347 Los Angeles Sepulveda Canon [Canyon] Comment
  SFV3608  Symphoricarpos rotundifolius P. G. Kilburn 1958-6-18 840 Los Angeles San Gabriel Mountains Angeles Crest Highway near Big Pines. 0.8 miles southeast of Highway on gravel road. 2226 Comment
  RSA733164  Symphoricarpos rotundifolius var. parishii R. G. Swinney 1997-6-13 5587 Los Angeles San Gabriel Mtns: ridge NE of Table Mountain (pk. 7473'), ca. 0.4 mi. W of San Bernardino Co. line. 2195 Comment
  UCR83675  Symphyotrichum subulatum David Charlton 1992-1 s.n. Los Angeles Mojave Desert, Edwards Air Force Base, South Base Well Fields 734 Comment
  RSA94632  Syntrichopappus lemmonii F. W. Peirson 1921-5-19 4244 Los Angeles Little Rock Creek: north base of San Gabriel Mountains 976 Comment
  SFV21033  Tamarix aphylla L. Gross 2002-2-2 470 Los Angeles Verdugo Mountains North side of mountains. Shaved off peak with concrete foundation, just west of McGroarty Cross (near Pasko Park) off of Verdugo Crestline Drive, east of Woodward Ave. (grown back but shown on 1999 Thomas Guide). South of Sunland-Tujunga and north of Verdugo Crestline Drive. 625 Comment
  SBBG131038  Tamarix ramosissima S. A. Junak 1999-5-6 SCa 886 Los Angeles Parsons Landing, at W end of beach, just inland from crk mouth 6 Comment
  CAS-BOT-BC354031  Taraxacum officinale R. E. Riefner, Jr. 2013-11-23 13 -352 Los Angeles Harbor City, Bixby Slough, Harbor Regional Park, Harbor Lake, E of Vermont Ave. and N of West Anaheim St. 0 Comment
  RSA671268  Tauschia parishii F. R. Fosberg 1931-8-12 S- 5565 Los Angeles Islip trail, Mt. Hawkins. 2200 Comment
  RSA656226  Tetradymia comosa Joseph M. Keefe 1978-5-23 23285 Los Angeles Verdugo Mountains: Summit of hill, 200 m east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mountains. 317 Comment
  SBBG23957  Tetradymia glabrata E. C. Twisselmann 1965-5-5 10701 Los Angeles Lancaster Blvd near Kern County line, Edwards Air Force Base 746 Comment
  RSA399573  Thalictrum polycarpum Freda Detmers 1929-2-22 s.n. Los Angeles Mandeville Canyon, Botanic Garden. Comment
  RSA225746  Thelypteris puberula var. sonorensis R. F. Thorne, A. C. Gibson 1971-5-22 39748 Los Angeles Fish Canyon 335 Comment
  UC1440272  Thelypteris puberula var. sonorensis L. L. Kiefer 1963-6-9 545 Los Angeles ca. 2 mi from coast Encinal Canyon; Santa Monica Mts. 152 Comment
  UCR182716  Thysanocarpus R. G. Swinney 1998-4-11 5939 Los Angeles San Gabriel Mtns, Claremont, 0.5 to 1 mi. NE of Padua Hills Restaurant, which is on Padua Dr. 793 Comment
  RSA0057442  Thysanocarpus curvipes Steve Boyd, Lauren Raz 1997-3-31 9418 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
  UCR180990  Thysanocarpus curvipes R. G. Swinney 1997-2-8 5406 Los Angeles San Gabriel Mtns., Fish Canyon, near the mouth of the San Gabriel River on Azusa-Duarte boundary, c. 1 mile north of trailhead in canyon 366 Comment
  RSA0119033  Thysanocarpus curvipes subsp. curvipes A. C. Sanders, T. B. Salvato 2007-4-24 33498 Los Angeles Tehachapi Mountains: hills above Oso Canyon near Kern Co. line, c. 1 mi. SW of National Cement Plant. 1082 Comment
  RSA0039173  Thysanocarpus desertorum Orlando Mistretta 1994-4-15 1069 B Los Angeles San Gabriel Mountains. Santiago Canyon, W slope of drainage near confluence with Little Rock Creek. 1037 Comment
  RSA0041693  Thysanocarpus laciniatus Tim Ross, Steve Boyd 1993-5-23 7268 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. 874 Comment
  SBBG105394  Thysanocarpus laciniatus R. M. Beauchamp 1976-5-22 4115 Los Angeles below Lemon Tank 313 Comment
  SBBG98087  Thysanocarpus laciniatus T. Ross, O. Mistretta, M. Hammitt 1991-5-17 5120 Los Angeles 1400 ft SSE of Jack (not Jack Pt), 1350 ft NW of mouth of Larkspur Cyn 144 Comment
  UCR194608  Thysanocarpus laciniatus R. G. Swinney 1999-4-9 7078 Los Angeles San Gabriel Mtns., Dime Canyon, c. 200 m south of Cattle Canyon at the falls 671 Comment
  UC1605245  Torilis nodosa Tim Ross 1992-6-15 6567 Los Angeles upper end Turnbull Canyon; Whittier Quad., Whittier Hills (local name/w. extremity Puen 231 Comment
  LA201907  Torilis nodosa Arthur C. Gibson; 2003-6-9 4415 Los Angeles 243 Comment
  UC1211103  Toxicodendron diversilobum Huron H. Smith 1912-6-7 5069 Los Angeles Avalon Canyon Santa Catalina Isl., Avalon Canyon% 38 Comment
  UCR108384  Toxicodendron diversilobum L. C. Wheeler 1946-9-8 6357 Los Angeles San Gabriel Mtns., West fork of San Gabriel River, 0.5 - 0.75 mi west of Bear Creek, S side 534 Comment
  RSA652032  Tribulus terrestris Rudolf Schmid 1962-5-24 s.n. Los Angeles Vacan lot at Winnie Way and Santa Anita, Arcadia. Comment
  UC1745886  Tribulus terrestris Annetta M. Carter 1935-9-14 994 Los Angeles Parkway, west Central Ave. Sierra Madre. Comment
  LA200616  Trichostema lanatum Harlan Lewis; 1940-2-24 1072 Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  OBI36264  Trichostema lanatum Mark Schneider 1973-5-14 20 Los Angeles Sun Valley, Verdugo Mts, Tip of Shadow Island Place 518 Comment
  RSA491717  Trichostema lanatum James L. Reveal 1988-5-17 6777 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west off the Bouquet Canyon Road between Palmdale and Saugus. 945 Comment
  UCD125831  Trichostema lanatum Antonio F. Machado; Lisa Seemann 1993-4-28 2 b Los Angeles Santa Clarita Valley, E of San Francisquito Road, 0.4 mile N of where road is intersected by aqueduct piping. 1000 Comment
  CAS-BOT-BC214355  Trichostema parishii D. Hasse 1889-9-1 s.n. Los Angeles Santa Monica Range Comment
  IRVC26339  Trifolium albopurpureum A. C. Sanders 2003-4-16 26026 Los Angeles Newhall Ranch, under powerlines south of Magic Mountain Parkway, near I-5 and new golf course NE end of Santa Susana Mtns. 366 Comment
  SD252336  Trifolium albopurpureum Steven A. Junak 1999-5-21 Sca 997 Los Angeles Santa Catalina Island: Just S of main road intersection, along road to Coffee Pot Canyon. 497 Comment
  RSA279073  Trifolium ciliolatum R. F. Thorne 1971-4-9 41528 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  SBBG112908  Trifolium gracilentum J. Q. A. Fritchey 1889-3-30 20 Los Angeles Santa Catalina Island Comment
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Nov 20 2016
  SBBG117029  Trifolium gracilentum S. A. Junak 2001-5-4 SCa 1498 Los Angeles E of Parson's Landing, along trail up to summit E of landing 140 Comment
  SEINET3132578  Trifolium gracilentum Unknown 1903-4-10 3248 Los Angeles Near Inglewood Comment
  UCSC011205  Trifolium gracilentum Adam Searcy 2015-3-31 65 Los Angeles Val Verdo Comment
  POM349448  Trifolium gracilentum Ralph Hoffmann 1930-6-6 s.n. Los Angeles Piru Creek. Comment
  RSA0098778  Trifolium microcephalum R. G. Swinney 2011-6-1 14951 Los Angeles San Gabriel Mountains: Mill Creek, 0.1-0.4 mile north of Monte Cristo Campground along stream-side, from confluence with Monte Cristo Creek to 300 m upstream, just east of Angeles Forest Hwy 1096 Comment
  SEINET3245984  Trifolium monanthum R. G. Swinney 2009-1 10864 Los Angeles Transverse Range; San Gabriel Mtns.: Sulphur Springs Campground, streamside from campground to 300 m downstream. 483 Comment
  UCR187188  Trifolium variegatum A. C. Sanders 2006-4-21 32140 Los Angeles Tehachapi Mtns. Foothills, hills c. 1.25 miles east of Quail Lake, east of the Cement Plant Rd. and SE of Calif. Aqueduct, c. 0.25 mi. north of Hwy 138 1037 Comment
  CATA895  Trifolium willdenovii Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-31 1711 Los Angeles Santa Catalina Island: Side canyon of Middle Canyon, across the road from large oak tree 237 Comment
  RSA717347  Trifolium wormskioldii Scott D. White, Pam De Vries 2006-5-9 11392 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
  LA200927  Triglochin concinna var. concinna Jonathan Sauer; R. O. Baker 1973-5-18 5486 Los Angeles Santa Monica Mountains, Mugu Lagoon, eastern part of marsh Comment
  UCR272992  Trisetum spicatum R. G. Swinney 2011-7-29 15563 Los Angeles San Gabriel Mountains, Lily Spring, water flowing down a ravine (north) toward Hwy 2, north slope of Mt. Hawkins 2454 Comment
  RSA70137  Triteleia clementina F. W. Peirson 1923-4-9 3472 Los Angeles San Clemente Island: canyon running to Middle Ranch Comment
  SD90482  Triteleia clementina Robert F. Thorne 1966-4-16 36056 Los Angeles San Clemente Island, grassy, rocky steep slope of canyon below Lemon Tank near dump, south of Nanny, northeast side of island. 182 Comment
  RSA378082  Triteleia laxa Reid V. Moran 1941-3-13 702 Los Angeles Santa Catalina Island. Hermit Gulch, near creek. 50 Comment
  JEPS41931  Triteleia lugens Frank W. Peirson 1921-6-16 2458 Los Angeles along stream n Waterman Mountain; San Gabriel Range, Waterman Mountain 1859 Comment
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Jul 24 2018
  RSA74813  Turricula parryi F. W. Peirson 1921-6-20 2460 Los Angeles North Fork of San Gabriel River. 732 Comment
  SBBG27723  Typha domingensis M. R. Benedict 1965-12-7 Los Angeles 0.25 mi inland from Parson's Landing on rd to Johnson's Landing 22 Comment
  RSA595177  Typha latifolia L. C. Wheeler 1946-8-28 6270 Los Angeles San Gabriel Mountains. Caldwell Lake. 1569 Comment
  POM307830  Umbellularia californica Henry J. Ramsey, Henry J. Ramsey 1938-2-6 2772 Los Angeles Eaton Canyon Park, Altadena. Comment
  CAS-BOT-BC381903  Uropappus lindleyi Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  RSA678783  Uropappus lindleyi Valerie L. Soza, S. D. Boyd 2002-4-10 1414 Los Angeles West side of Haskell Canyon, Del Sur Ridge. Stables Fire 2001 area. 564 Comment
  RSA777370  Uropappus lindleyi Orlando Mistretta, Christine Mistretta 2010-5-19 5136 Los Angeles San Gabriel Mountains region: Aliso Canyon; approximately 1.75 mile NW of the intersection of Aliso Cyn and the Angeles Forest Hwy. 1103 Comment
  RSA792102  Urtica dioica subsp. holosericea Jane Tirrell, Shirley Imsand, Walter Fidler 2012-7-6 LS 0097 Los Angeles Drainage gully, south side California State Route 2 at mile marker 66.82. 2243 Comment
  UC1211023  Urtica dioica subsp. holosericea Huron H. Smith 1912-6-15 5114 Los Angeles Santa Catalina Island, Road to Middle Ranch Santa Catalina Island 335 Comment
  POM2135  Urtica dioica subsp. holosericea D. L. Crawford 1915-08 s.n. Los Angeles Palmer Canyon, Claremont. Comment
  RSA433853  Urtica urens M. B. Dunkle 1929-3-17 2069 Los Angeles Black Jack, Santa Catalina Island. Comment
  RSA356049  Urtica urens Robert F. Thorne 1973-3-14 42654 Los Angeles San Dimas Canyon near its mouth. Comment
  SEINET11177075  Venegasia carpesioides M. Licher 2011-2-21 3018 Los Angeles Deervale-Stone Canyon Park, Santa Monica Mountains, 1 mi. east of 405, & north of Mulholland Dr. 320 Comment
  JEPS11186  Verbascum virgatum Samuel B. Parish June 1887 1927 Los Angeles near Pasadena Comment
  RSA661001  Verbascum virgatum LeRoy Gross 2001-5-28 416 Los Angeles Verdugo Mountains, northeast side; Start from dead end street Mesa Lila Road, in city of Verdugo City. 476 Comment
  RSA411740  Verbena bracteata Anstruther Davidson 1917-05 3239 Los Angeles Nigger Slough'. [locality name change to'Laguna Dominguez'] Comment
  UCR223523  Verbena lasiostachys R. G. Swinney 2009-6-17 11210 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA573450  Verbena lasiostachys Tim S. Ross 1992-6-15 6580 Los Angeles Whittier Hills (local name for the western extremity of the Puenta Hills): ridgetop between Turnbull Canyon and the S fork of Sycamore Canyon. 323 Comment
  LA105096  Verbena lasiostachys var. lasiostachys Barry A. Prigge; 1988-7-3 8164 Los Angeles SANTA MONICA MOUNTAINS, 0.2 mi E of jtn of Mulholland Hwy and Old Topanga Rd, across from Calabasas High School. 313 Comment
  RSA641513  Verbena lasiostachys var. scabrida Louis C. Wheeler 1967-8-28 10579 Los Angeles San Gabriel Mountains, Angeles National Forest: near Widco Mine, Dry Gulch off Coldwater Canyon. 1402 Comment
  RSA411635  Verbena robusta F. R. Fosberg 1931-7-14 S- 5412 Los Angeles Hamilton Canyon. Santa Catalina Island. 20 Comment
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Jun 4 2009
  SBBG125224  Verbesina encelioides var. exauriculata A. Parikh, N. Gale 2010-8-2 3382 Los Angeles Whittier Narrows, San Gabriel River, 0.7 km S of Hwy 60, 0.7 km W of Peck Rd 68 Comment
  UCR246383  Veronica americana Peter Rubtzoff 1988-10-7 9957 Los Angeles San Gabriel Mountains, Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, c. 2 miles NE of entrance to Angeles National Forest, or c. 4 miles NE of junction of Osborne St. and Foothill Blvd. 479 Comment
  SD186346  Veronica peregrina subsp. xalapensis Andy C. Sanders 2003-3-14 25768 Los Angeles San Gabrial Valley: 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 519 Comment
  UCR252779  Veronica persica R. G. Swinney 2010-3-10 11796 Los Angeles San Gabriel Mountains/Verdugo Mountains, Sunland/Lake View Terrace, from Orcas Park to Hansen Dam, along Big & Little Tujunga washes 329 Comment
  LA94026  Vicia americana var. americana Lawrence L. Kiefer; 1962-9-23 147 Los Angeles 152 Comment
  CATA3354  Vicia benghalensis Amy Catalano 2017-4-21 060 Los Angeles Santa Catalina Island: SW side of West End Rd. on N-facing hillside, 40 meters NW of parking area at Lion Head 65 Comment
  RSA0023259  Vicia hassei Robert F. Thorne 1980-4-27 54150 Los Angeles Santa Catalina Island. From Blackjack Camp into Cape Canyon Comment
  CATA3370  Vicia ludoviciana Peter J. Dixon 2016-4-7 044 Los Angeles Santa Catalina Island: N ridge of Middle Canyon, looking toward Ben Weston Beach, 1500 m east of Pacific Ocean 165 Comment
  UC16995  Vicia ludoviciana var. ludoviciana J. H. Barber 1897-3-28 112 Los Angeles Santa Monica Canyon Comment
  RSA305027  Vicia villosa var. glabrescens H. J. Thompson 1959-5-31 2060 Los Angeles East of junction of Latigo Canyon Road with Mulholland Highway 518 Comment
  UCR271721  Vinca major R. G. Swinney 2011-3-26 14205 Los Angeles San Gabriel Mts., San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 524 Comment
  UCD111071  Viola pedunculata Daryl Koutnik 1978-3-27 163 Los Angeles Johnson's Pasture in Live Oak Canyon drainage at end of Mountain Ave., Claremont. 579 Comment
  RSA250672  Viola pedunculata Robert F. Thorne 1971-3-31 41457 Los Angeles Johnson's Pasture, N on Mountain Ave., Claremont. 549 Comment
  RSA251412  Viola pedunculata Robert F. Thorne 1966-4-16 36069 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast of island 183 Comment
  RSA775869  Viola purpurea subsp. mohavensis Orlando Mistretta, Christine Mistretta 2010-5-26 5204 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor. 1463 Comment
  UCR147572  Viola purpurea subsp. purpurea Naomi Fraga, Paul Morton 2004-5-18 1189 Los Angeles Transverse Ranges; San Gabriel Mountains region, Along main trail to summit of Mount Hillyer 1890 Comment
  SEINET197651 Image available Viola quercetorum B. C. Templeton, CB Clokey; IW Clokey 1930-5-13 4743 Los Angeles Boquet Canon [sic] 500 Comment
  CAS-BOT-BC203185  Vitis girdiana Carl B. Wolf 1932-5-12 3604 Los Angeles Santa Catalina Island. Cottonwood Canyon 100 yds. above Isthmus Road Bridge 15 Comment
  RSA716673  Vulpia microstachys Scott D. White, Pam DeVries 2006-5-10 11430 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
  RSA598382  Vulpia microstachys var. microstachys L. C. Wheeler 1967-5-24 9743 Los Angeles San Gabriel Mountains. Indian Canyon, near mouth. 701 Comment
  RSA588067  Vulpia microstachys var. pauciflora Orlando Mistretta 1994-4-15 1057 Los Angeles Santiago Canyon: W slopes of drainage near confluence with Little Rock Creek. 1159 Comment
  UCD94594  Vulpia microstachys var. pauciflora Robert F. Thorne 1966-4-28 36207 Los Angeles Santa Catalina Island, along road to Renton Mine, Pebbly Beach Canyon. 243 Comment
  RSA415996  Vulpia myuros Edith A. Purer 1931-3-19 s.n. Los Angeles Los Angeles; along Manchester Ave near Vermont Comment
  CAS-BOT-BC184788  Vulpia myuros subsp. megalura Carl Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  POM352975  Vulpia myuros var. hirsuta C. Epling 1931-4-25 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon. Comment
  UC50615  Vulpia myuros var. hirsuta J. H. Barber 1897-4-20 Los Angeles wash near Agricultural Experimental Station (Pomona); Pomona Comment
  UCD94421  Vulpia octoflora Robert F. Thorne; J. Henrickson 1963-5-5 32321 Los Angeles Ca. 4 miles N of Claremont. Cobal Canyon, San Gabriel Mountains. 518 Comment
  RSA610206  Woodwardia fimbriata L. C. Wheeler 1946-9-8 6354 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, 1/2 mile west of Bear Creek. 533 Comment
  RSA0062643  Woodwardia fimbriata R. Spencer 1974-8-15 s.n. Los Angeles Soldier Creek, San Gabriel Mountains. Comment
  PASA1863  Woodwardia radicans Carter 1931-6-22 Los Angeles Sierra Madre Comment
  CATA3495  Xanthium strumarium Benjamin J. Dion, Michael Thomas 2017-11-1 047 Los Angeles Santa Catalina Island: Channel side; bottom of main drainage above beach in the Lorenzo Beach watershed 36 Comment
  UCR210460  Xanthium strumarium R. G. Swinney 2008-11-30 9874 Los Angeles San Gabriel Mtns., Azusa, San Gabriel River Channel, 1.2 mi. north of Foothill Blvd. at mouth of Fish Canyon 204 Comment
  RSA586637  Yucca brevifolia Orlando Mistretta 1995-6-1 1749 Los Angeles Carr Canyon, near mouth of canyon 945 Comment
  SEINET192277  Yucca brevifolia L. R. Abrams 1941-4-18 13873 Los Angeles Antelope Valley, 6 miles east of Neenach, State Highway 138 Comment
  POM294664  Yucca whipplei var. whipplei Lyman Benson 1945-1-20 11597 Los Angeles Crystal Lake Recreation Area, North Fork of San Gabriel River 1890 Comment
  CAS-BOT-BC530505  Zigadenus fremontii Henry J. Thompson 1959-5-24 2012 Los Angeles Santa Monica Mountains, 2.3 miles south of summit and junction with Saddle Peak Road, Tuna Canyon Road 396 Comment
  SD69378  Zostera marina Robert F. Thorne 1966-9-15 36688 Los Angeles Santa Catalina Island; in about 20 ft. of water in Catalina Harbor near the base of Ballast Point Comment
  UC1349048  Zostera marina Robert F. Thorne 1966-9-16 36714 Los Angeles Santa Catalina Island, floating in ocean 100 or so meters off Palisades, S end of island Comment



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