Search Results — 2000 specimen records retrieved (1569 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/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  RSA384195  Abies concolor L. E. Hoffman 1931-11-9 s.n. Los Angeles Big Pines County Park, Angeles Forest Comment
  RSA678431  Abronia umbellata Mark A. Elvin, Orlando Mistretta 1996-3-22 115 Los Angeles San Clemente Island. Comment
  UCR51073  Acacia longifolia A. C. Sanders 1988-3-17 7733 Los Angeles Pacific Coast, El Segundo Dunes, immediately west of the LA International airport and Pershing Dr., east of Vista Del Mar Blvd. 30 Comment
  LA212448  Acacia melanoxylon Jack Pepper; 1953-10-19 s.n. Los Angeles Encino. Comment
  SD152589  Acacia retinodes A. C. Sanders 1987-9-18 7381 Los Angeles El Segundo Dunes, west of LA Int. Airport & Pershing Dr., on modified backslope of the dunes, subsite #13, possibly planted in hygromulch 39 Comment
  CAS-BOT-BC30945  Acamptopappus sphaerocephalus Adolph Daniel Edward Elmer 1902-6-1 3621 Los Angeles Lancaster Comment
  UCSB33673  Acanthoscyphus parishii Griesel, Wesley 1959-8-28 Los Angeles Angeles Crest Highway, near Cortelyou Springs, San Gabriel Mts. 2286 Comment
  CAS-BOT-BC412575  Acanthoscyphus parishii var. parishii R. F. Thorne; L. E. DeBuhr 1972-8-18 42257 Los Angeles San Gabriel Mts., Angeles National Forest: ridge running E. from peak of Mt. Islip 2407 Comment
  SEINET12344128  Acanthus mollis M. E. Mathias 1948-6-30 2181 Los Angeles West Los Angeles, Vavra Estate Comment
  RSA650005  Acer macrophyllum Bruce Benedict 1949-4-22 s.n. Los Angeles Found in San Dimas Canyon 457 Comment
  RSA650006  Acer macrophyllum Matt Bogdanoff 1981-5-27 41 Los Angeles Ca Hwy 39, 6.3 mi N of junction with Sierra Madre Ave., N of Azusa. 488 Comment
  UC205353  Acer macrophyllum I. M. Johnston 1917-7-28 1568 Los Angeles San Antonio Canyon San Antonio Mountains, San Antonio Canyon 1600 Comment
  UCR224012  Acer negundo Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11675 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  RSA0036747  Achillea millefolium Patricia Kouo 1994-4-27 944216 Los Angeles 3 miles south of I-10, and 1 mile north of I-60. On the west side of Rosemead Blvd, at the most south lake. Found on the eastern side of the lake. Comment
  SEINET255879  Achnatherum occidentale subsp. pubescens Mary E. Barkworth, LR Firestone 1982-8-26 4087 Los Angeles Charlton Flats on hillside along little paved road in Chilao Recreation Area. .8 mi above parking 1685 Comment
  RSA587126  Achnatherum parishii Orlando Mistretta, Steve Boyd 1995-5-23 1734 Los Angeles Bare Mountain Canyon, Slopes on E side of main drainage 1357 Comment
  RSA729643  Achnatherum parishii subsp. parishii R. G. Swinney 1998-7-2 6241 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  RSA660082  Achnatherum speciosum Orlando Mistretta 1992-5-25 411 Los Angeles Fenner Canyon Conservation Camp 1738 Comment
  UCSB15673  Achnatherum speciosum 1962-5-12 Los Angeles E edge of Gorman 1219 Comment
Read comments
Apr 14 2010
  UCR186898  Achyrachaena mollis A. C. Sanders 2006-4-14 32053 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  RSA630773  Achyrachaena mollis Steven A. Junak 1997-4-22 SCI- 853 Los Angeles San Clemente Island: E side of island, at SE end of westernmost of the two Twin Dam pools. 473 Comment
  CAS-BOT-BC204782  Acmispon argophyllus var. argenteus Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Isl. Comment
  SBBG37916  Acmispon grandiflorus var. grandiflorus R. Moran 1941-2-26 627 Los Angeles Johnson's Valley 100 Comment
  LA202291  Acmispon micranthus Arthur C. Gibson; 2005-3-27 5043 Los Angeles Simi Hills, Box Canyon, Box Canyon Road, N of Chatsworth Lake Comment
  OBI70634  Acmispon strigosus Louis C. Wheeler 1973-5-6 s.n. Los Angeles San Gabriel Mts. Indian Cyn campground (off Soledad Cyn). T4N R13W NW 1/4 sec 20 Comment
  LA91437  Acmispon wrangelianus Bruce Douglas Clayton; Greg Shaw 1972-3-30 37 Los Angeles SANTA MONICA MOUNTAINS, Nettleburn Creek Canyon, Mountain Park Research Campus, at head of canyon. 585 Comment
  IRVC27382  Acourtia microcephala A. C. Sanders, Mark Elvin 2003-8-7 27149 Los Angeles Newhall Ranch, Long [Larres] Canyon, a tributary of the Santa Clara River NE of Potrero Canyon NE end of Santa Susana Mtns. 351 Comment
  RSA471678  Acourtia microcephala F. R. Fosberg 1931-5-21 s 4943 Los Angeles Howlands Landing, Santa Catalina Island. 20 Comment
  CAS-BOT-BC95  Acrolasia davidsoniana LeRoy Abrams 1902-6-30 2580 Los Angeles Mt. Wilson Comment
  RSA773294  Adenostoma fasciculatum R. G. Swinney 2009-6-24 11279 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UC12013  Adenostoma fasciculatum J. H. Barber 1897-6-26 194 Los Angeles Aliso Canyon Comment
  UCD112637  Adenostoma fasciculatum Kenneth A. Wilson 1961-3-1 886 Los Angeles Santa Monica Mtns. Mulholland Hwy about 2 mile west of Las Virgenes Hwy. Comment
  SEINET6190161  Adenostoma fasciculatum G. B. Grant 1904-6-3 23 Los Angeles Pasadena Comment
  RSA390574  Adenostoma fasciculatum var. fasciculatum M. B. Dunkle 1933-6-17 3588 Los Angeles San Antonio River Canyon 915 Comment
  RSA600135  Adenostoma fasciculatum var. fasciculatum Steve D. Boyd, Lauren Raz 1997-5-28 9834 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
  RSA595686  Adiantum aleuticum L. C. Wheeler 1970-1-4 s.n. Los Angeles San Gabriel Mountains. East fork Santa Anita Canyon, ca. 200 yards downstream from the falls. 762 Comment
  SEINET2079592  Adiantum capillus-veneris L. L. Kiefer 1967-2-18 2899 Los Angeles San Gabriel Mountains, Big Tijuanga Canyon, The Narrows, ~1 mi W of the Angeles Highway bridge 792 Comment
  LA94090  Adiantum jordanii Lawrence L. Kiefer; 1963-6-9 540 Los Angeles SANTA MONICA MOUNTAINS, Encinal Canyon, ca. 2 mi. from coast. 152 Comment
  RSA687720  Adiantum jordanii B. C. Templeton 1968-2-25 11384 Los Angeles North slope of bank near the bottom of a canyon. Near the Isthmus, Santa Catalina Is. Comment
  SBBG133141  Adiantum jordanii S. A. Junak 1996-4-13 SCI- 322 Los Angeles first cyn S of Bryce Cyn, N-facing cyn wall 12 Comment
  UC399479  Adiantum jordanii C. F. Millspaugh 1920-3-25 4870 Los Angeles Gallaghers Canyon; Santa Catalina Isl Comment
  RSA643285  Ageratina adenophora R. D. Goeden, D. W. Ricker 1969-12-10 s.n. Los Angeles Los Angeles: Santa Monica Mtns., Griffith Partk. Site EA-68-4. 366 Comment
  RSA702906  Agoseris grandiflora Scott D. White, Pam De Vries 2004-5-18 10442 Los Angeles Eastern Santa Susana Mtns. West of the I-5 Freeway, ca. 4 mi N of the I-5 / SH-14 jtn. and 6 mi S of Castaic Jtn. Lyon Canyon and surrounding slopes, canyons, and ridges. 396 Comment
  UCR273543  Agoseris retrorsa R. G. Swinney 2011-6-22 15262 Los Angeles San Gabriel Mountains, Devils Peak, SE of Doe Spring, on ridge SE of Mt. Mooney, west of Devils Cyn., 0.4 mile east of Angeles Crest Hwy 1790 Comment
  RSA95122  Agoseris retrorsa F. W. Peirson 1922-7-6 1491 Los Angeles Blue Ridge near Swartout Valley. 2316 Comment
  SEINET3915770  Agropyron cristatum Timothy S. Ross, Steve Boyd 1994-7-7 8145 Los Angeles Liebre MOUNTAINS: upper W end of the mountain, about 100 m NNE of Sandberg Triangulation Point (5345 ft.). Liebre Mountain 7.5' USGS Quadrangle.; 0 1606 Comment
  CLARK-A1528-1281  Agrostis diegoensis John C. Roos 1939-6-8 Los Angeles Burbank Comment
  SEINET13276833 Image available Agrostis exarata R. G. Swinney 2011-1 15724 Los Angeles San Gabriel Mountains: east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream (Chilao Flat 7.5' Q.) (T3N R11W S34) 1536 Comment
  CAS-BOT-BC138873  Agrostis microphylla A. J. McClatchie s.n. Los Angeles Pasadena. Comment
  CAS-BOT-BC139052  Agrostis pallens Peter H. Raven; H. L. Wedberg 1957-6-15 10902 Los Angeles In Latigo Canyon 0.8 mile north of U.S. 101A, Santa Monica Mountains. Comment
  RSA0064053  Agrostis stolonifera R. G. Swinney 2010-9-9 13772 Los Angeles Big Cienaga, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1994 Comment
  UCR206141  Agrostis viridis R. G. Swinney 2008-5-30 8913 Los Angeles San Gabriel Mtns., San Gabriel Canyon, 0.4 mi. above (east) of El Encanto park office, on shoulder of the old road 268 Comment
  UCD117163  Ailanthus altissima Will Reynolds; J. M. Gilbertson 1963-8-1 s.n. Los Angeles Near SE corner on Orange Grove Ave, E of Lewis Street, Pomona. Comment
  RSA248876  Alchemilla occidentalis Robert F. Thorne 1973-4-12 42968 Los Angeles San Clemente Island: large canyon S. of Mosquito Cove N. of Chenity. 305 Comment
  RSA78903  Allenrolfea occidentalis E. K. Balls, Percy C. Everett 1952-10-3 18009 Los Angeles 2.3mi. N of lancaster, Hwy 6 at jct. with Hwy 138. 762 Comment
  SBBG72630  Allenrolfea occidentalis R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  RSA733089  Allium burlewii R. G. Swinney 2001-6-20 7995 Los Angeles Summit of Mt. Lewis, NW of Dawson Saddle. 2524 Comment
Read comments
Feb 6 2013
  RSA70211  Allium campanulatum F. W. Peirson 1922-7-5 3192 Los Angeles Mescal Creek. 2027 Comment
  UCR281317  Allium fimbriatum R. G. Swinney 2014-4-24 16227 Los Angeles San Gabriel Mountains/Mojave Desert, SE of Valyermo, Shoemaker Cyn., S-facing slope on south side of Big Pines Hwy at 2nd horseshoe curve, 0.7 mile ENE of jct. of Big Rock Creek Rd. 1244 Comment
  UCD138554  Allium lacunosum Daryl Koutnik 1978-4-28 431 Los Angeles Fireroad north of Mulholland Highway and northwest of Saddle Rock. 609 Comment
  RSA590663  Allium monticola Timothy S. Ross, Steve Boyd 1990-5-31 2745 Los Angeles Ridge descending northward from MT GLEASON, between the upper reaches of Moody Canyon and Arrastre Canyon. 1220 Comment
  POM123273  Allium praecox Walter Wheeler, George B. Grant 1904-04 4408 Los Angeles Santa Catalina Island. Comment
  POM175416  Allophyllum divaricatum Joseph A. Ewan 1930-6-23 2651 Los Angeles Little Cienega below Crystal Lake 1463 Comment
  SD187453  Allophyllum divaricatum Valerie Soza, Laura Moore 2000-5-10 851 Los Angeles Verdugo Mountains, north side; Verdugo Crestline Dr., north of La Tuna Canyon and south of Pasko Park. Fire road south of Verdugo Crestline Dr. from fire gate to power lines west of peak O' 1936. 563 Comment
  UCR259156  Allophyllum divaricatum R. G. Swinney 2010-8-30 13611 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
  SEINET12278602  Allophyllum gilioides I. W. Clokey, Templeton, B. 1929-1 4468 Los Angeles 425 Comment
  RSA482493  Alnus rhombifolia Richard Noyes 1987-10-17 458 Los Angeles San Gabriel Mountains. San Antonio Canyon. One-half mile north of Mt. Baldy road tunnels along gated road leading to power station. 1037 Comment
  UC501495  Alnus rhombifolia Joseph Andorfer Ewan 1932-5-29 7182 Los Angeles Arrastre Canyon San Gabriel Mts., Mt. Gleason (head, n slope of mt.) 1524 Comment
  UC57499  Alnus rhombifolia J. H. Barber 1898-2-22 370 Los Angeles Topango Canyon Comment
Read comments
May 22 2014
  UCD97061  Alternanthera philoxeroides H. Daniels; G. Garrettson 1956-9-1 s.n. Los Angeles Rio Hondo River, San Gabriel Blvd. Near Rosemead Blvd, El Monte. Comment
  RSA0077546  Alyssum maritimum G. Wallace 1964-5-6 s.n. Los Angeles San Gabriel River by Highway 66. Comment
  UCR255856  Amaranthus blitoides Dan S. Cooper 2014-5-19 514- 58 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Wonder View Dr., northwest of Hollywood Reservoir 273 Comment
  UCR95243  Amaranthus blitoides L. C. Wheeler 1945-9-20 6152 Los Angeles San Gabriel Mtns., Kinneloa ('Sycamore') Canyon, near base of mountains 366 Comment
  UCR76407  Amblyopappus pusillus T. S. Ross, E. Kellogg 1992-4-13 6140 Los Angeles Channel Islands, NW part of San Clemente Island, terrace in vicinity of Darter 18 Comment
  RSA0106885  Amblyopappus pusillus Steven A. Junak, Mark Hoefs, Keri Kirkland 1998-7-17 SCa- 767 Los Angeles Santa Cataling Island. Lower portion of Silver Canyon, ca. 0.25 miles inland from beach. 12 Comment
  RSA239441  Amblyopappus pusillus E. R. Blakley 1962-6-10 5232 Los Angeles Canyon mouth SE of Eel Point, half way toward Seal Cove, San Clemente Island 6 Comment
  RSA535692  Amblyopappus pusillus Timothy S. Ross 1991-5-22 5446 Los Angeles San Clemente Island. Spray [point], W side of island about 5300 feet N of El Point. Coastal terrace. 9 Comment
  CAS-BOT-BC42896  Ambrosia acanthicarpa Ernest C. Twisselmann 1970-9-8 17483 Los Angeles Antelope Valley: Avenue A, 0.2 mi. E of 30th Street West 731 Comment
  RSA522939  Ambrosia acanthicarpa Timothy S. Ross, Orlando Mistretta 1990-10-24 3307 Los Angeles San Gabriel Mountains: Upper reaches of Venedo Canyon (off the E side of the San Gabriel Reservoir) where crossed by the Upper Monroe Road. 880 Comment
  RSA760606  Ambrosia acanthicarpa R. G. Swinney 2008-12-2 9927 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  RSA188002  Ambrosia chamissonis R. F. Thorne, Percy C. Everett 1965-6-23 34951 Los Angeles Santa Catalina Island. Ben Weston Beach, west side of island. Comment
  RSA643297  Ambrosia confertiflora R. D. Goeden, D. W. Ricker 1970-6-10 s.n. Los Angeles San Gabriel Valley: Arcadia, NE side of Colorado Place between Oakhurst Lane and Colorado Blvd., just N of Santa Anita Park. 152 Comment
  CAS-BOT-BC272927  Ambrosia salsola Timothy S. Ross; J. Mark Porter 1994-5-1 7578 Los Angeles Southwestern Mojave Desert: Open desert, ca 1870 m SW of Three Sisters buttes, along Black Butte Basin Road 966 Comment
  CAS-BOT-BC272929  Ambrosia salsola A. D. E. Elmer 1902-6-1 3622 Los Angeles Palmdale Comment
  CAS-BOT-BC180636  Amorpha californica var. californica Timothy S. Ross; Steve Boyd 1994-5-10 7728 Los Angeles Canyon bottom and adjacent northerly slopes at the confluence of a blueline drainage NNE off the face of Warm Springs Mtn, ca 1250 m WNW from the canyon's effluence into Elizabeth Lake Canyon, Warm Springs Mtn. 7.5' - Warm Springs Canyon, Liebre Mountains 682 Comment
  POM3932  Amsinckia intermedia I. M. Johnston 1918-4-11 1833 Los Angeles Lone Hill south of Glendora. Grassy hillside. 366 Comment
  SD75602  Amsinckia intermedia M. B. Dunkle 1939-4-6 7294 Los Angeles San Clemente Island, Mosquito Harbor Comment
  UCD119823  Amsinckia tessellata Daryl Koutnik 1978-3-23 125 Los Angeles Along State Hwy 18, north of Hwy 18 and just west of the Los Angeles/San Bernardino County line. 960 Comment
  CDA19652  Amsinckia tessellata var. tessellata G. D. Barbe, T. C. Fuller 1973-4-9 1188 Los Angeles Antelope Valley; 4 mi S of Palmdale, 0.7 mi N of Pearlblossom Hwy, on Sierra Hwy. 5.3 mi W of Hwy 138 jct (Four Points) 883 Comment
  JEPS43117  Anagallis arvensis Frank W. Peirson 1919-3-27 331 Los Angeles foot of Lukens Peak Trail; San Gabriel Mts. 579 Comment
  SBBG128303  Anagallis arvensis M. Zou, A. Cheung, D. Kasang, S. Lawrence-Gomez, S. Ratay 2011-7-8 28 Los Angeles Deer Valley Trail 62 Comment
  UC998923  Anagallis arvensis P. O. Schallert 1944-4-27 Los Angeles Monrovia Canyon Comment
  RSA0015841  Andropogon glomeratus var. scabriglumis LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6209 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  UC2026509  Andropogon glomeratus var. scabriglumis Louis C. Wheeler 1972-4-9 s. n. Los Angeles SAN GABRIEL MOUNTAINS: Arroyo Seco, Angeles Crest High way ca. 1/4 miles ESE Colby Canyon. Comment
  UCR142741  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1972-4-9 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains: Arroyo Seco, Angeles Crest Highway c. 0.25 mile ESE Colby Canyon 1098 Comment
  RSA0025349  Androsace elongata subsp. acuta Anuja Parikh, Nathan Gale 2011-6-7 3421 Los Angeles WTR, E. Liebre Mountains, Sierra Pelona, 4.1 km W of State Highway 14, 2.0 km SW of California Aqueduct. 1028 Comment
  SBBG128321  Anemopsis californica M. L. Hoefs 1995-5-16 2027 Los Angeles Big Springs Cyn, near rd to Two Harbors 103 Comment
  POM121837  Anemopsis californica Marcus E. Jones 1924-9-10 s.n. Los Angeles San Gabriel Mountains: Swartout valley Comment
  RSA145421  Anemopsis californica Gale Sphon 1959-6-27 374 Los Angeles Big Rock Creek. Comment
  RSA503834  Anemopsis californica George B. Grant 1904-04 43 Los Angeles Redondo. Comment
  UC54140  Anisocoma acaulis H. M. Hall May 1 1902-May 3 1902 3075 Los Angeles vicinity of Elizabeth Lake; Antelope Valley 1066 Comment
  CATA1119  Anthemis cotula Mark L. Hoefs 1995-5-23 2084 Los Angeles Santa Catalina Island: Near Middle Canyon Road, just below Eagles Nest Lodge 121 Comment
  UCR155665  Antirrhinum coulterianum A. C. Sanders, Helen Kennedy 2005-4-13 29460 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR259760  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. & Crown Valley Rd., 0.3 miles east of Crown Valley Rd. on dirt Rd., below US Forest Service boundary 829 Comment
  RSA309627  Antirrhinum multiflorum Walter Wisura 1983-8-30 3927 Los Angeles San Antonio Canyon, below tunnels, in gravels near bottom of canyon Comment
  CATA3068  Aphanes occidentalis Amy Catalano 2016-4-19 075 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
  SD90556  Aphanisma blitoides Robert F. Thorne 1973-4-12 42950 Los Angeles San Clemente Island, Pyramid Cove at south end of island Comment
  POM147961  Apiastrum angustifolium Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  RSA612037  Apiastrum angustifolium Bill Campbell 1932-4-30 s.n. Los Angeles Los Alisos Canyon. Comment
  SFV22017  Apiastrum angustifolium V. Soza, L. Gross, A. Munoz 2000-5-12 897 Los Angeles Verdugo Mountains Northwestern end of Verdugo Mountains. Crestline Drive from New Home Avenue in Sunland. Ridge east of 210 Freeway and west of fire road, south (above) water tank. Northeast-facing slope of ridgetop. 488 Comment
  SEINET11080170  Apiastrum angustifolium J. H. Barber 1897-3-28 113 Los Angeles Santa Monica Canyon. Comment
  UCR271856  Aquilegia formosa R. G. Swinney 2011-6-23 15311 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  RSA225882  Arabis platysperma var. platysperma R. F. Thorne, C. W. Tilforth, John Dourley 1971-7-27 41064 Los Angeles San Gabriel Mountains, Angeles National Forest: N-facing ridge of Mt. San Antonio along trail to Dawson Peak. 2927 Comment
  UCR180574  Arabis pulchra Scott D. White, Pam Devries 2006-5-10 11447 Los Angeles SE Tehachapi Mtns, Gorman area, valley and slopes along Gorman Creek, NE of I-5 Fwy. and SW of Gorman Post Road 1098 Comment
  RSA0091331  Arabis repanda R. G. Swinney 2011-8-17 15631 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  CAS-BOT-BC23857  Arctostaphylos catalinae E. R. Blakley 1963-4-10 5584 Los Angeles Santa Catalina Island, NE side of Black Jack Mt. Junction of Whites Landing and Airport Rd. 365 Comment
  RSA253130  Arctostaphylos catalinae Gary D. Wallace, Mark Hoefs 1975-3-23 1412 Los Angeles Santa Catalina Island above road from Avalon ca. 1/8 mi. S of Haypress Reservoir. 411 Comment
  RSA631211  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21981 Los Angeles Liebre Mountains, 1.5 km east of Bear Campground. 1700 Comment
  RSA631307  Arctostaphylos glandulosa Jon E. Keeley, Melanie Baer-Keeley 1992-10-11 21993 Los Angeles Liebre Mountains, 3.5 km east of Bear Campground. 1675 Comment
  UC1120191  Arctostaphylos glandulosa subsp. glandulosa A. D. Gifford 1934-4-25 161 Los Angeles 1/2 mi ne Castro Pk.; Triunfo Pass Quadrangle Comment
Read comments
Jul 10 2011
  LA42416  Arctostaphylos glauca O. A. Plunkett; 1926-4-3 sn Los Angeles Devil's Punch Bowl, Little Rock Comment
  RSA631434  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-6-18 15613 Los Angeles Mill Creek Summit, Angeles Forest Highway. 1460 Comment
  RSA631478  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15803 Los Angeles San Gabriel Canyon, Highway 39, 9-10 km north of ORV area. 900 Comment
  RSA631543  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16044 Los Angeles Ridge Route, 9 km south of Liebre Gulch turnoff. 1000 Comment
  RSA631633  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-6-30 15833 Los Angeles San Gabriel Canyon, Highway 39, 11-12 km north of ORV area. 1100 Comment
  RSA652406  Arctostaphylos glauca C. J. Humphrey 1936-6-5 244 Los Angeles Los Angeles. Comment
  RSA706404  Arctostaphylos glauca Tim Thibault, K. E. Olshewsky 2004-5-22 277 Los Angeles fire road off Hwy. 2 910 Comment
  SD49832  Arctostaphylos parryana A. E. Wieslander 1936-8-28 674 Los Angeles San Antonio Quadrangle, Table Mtn. 2075 Comment
  RSA634334  Arctostaphylos parryana subsp. parryana Jon E. Keeley 1992-10-15 22131 Los Angeles Campground below Mt. Baldy ski lift, San Gabriel Mtns. 1880 Comment
  RSA634841  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20479 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA634867  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20265 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635071  Arctostaphylos parryana subsp. tumescens Jon E. Keeley 1992-8-3 11158 Los Angeles Mill Creek Summit, Angeles Forest Hwy. San Gabriel Mtns. 1470 Comment
  RSA635243  Arctostaphylos patula Jon E. Keeley 1980-8-16 7546 Los Angeles Angeles Crest Hwy west of mt. Waterman 716 Comment
  SBBG119289  Arctostaphylos patula V. Soza, L. Gross 1999-9-14 645 Los Angeles Kratka Ridge, Upper Little Rock Crk-Williamson Rock climbing area, W of parking lot; T3N R10W SW/4 S12 2011 Comment
  UC1951159  Arctostaphylos pungens Scott D. White, Justin Wood 2009-5-6 12684 Los Angeles SAN GABRIEL MOUNTAINS: San Gabriel River - West Fork, large fill slope on the S side Cogswell Reservoir. USGS Azusa 7.5' Quad. Comment
  RSA636853  Arctostaphylos tomentosa Raymond J. Dobbs 943 Los Angeles 1 1/2 miles above Switzer on Tujunga Trail, San Gabriel Mountains. Comment
  UCR126754  Arctotheca prostrata A. C. Sanders, Andy Thomson 2003-4-15 26008 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, south edge of Magic Mountain theme park, 0-400 ft. from fence 396 Comment
  UCR143129  Arctotis stoechadifolia L. C. Wheeler 1933-6-24 1889 Los Angeles San Gabriel Valley, Alosta Avenue at Glendora Avenue, Glendora 229 Comment
  RSA0116179  Argemone munita R. G. Swinney 2011-6-15 15205 Los Angeles San Gabriel Mountains; Chilao Flat, north of south entrance road to Chilao Flat Campground, 0.1 mile west of Angeles Crest Hwy. 1631 Comment
  RSA230730  Argemone munita Robert F. Thorne, M. Z. Thorne 1969-7-9 38487 Los Angeles Angeles National Forest: Table Mt. above Big Pines Ranger Station. 2119 Comment
  RSA533950  Aristida adscensionis Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5235 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  CAS-BOT-BC137516  Aristida purpurea var. purpurea Louis C. Wheeler 1934-4-15 2525 Los Angeles San Gabriel Mountains. Liveoak Canyon. 487 Comment
  RSA12407  Artemisia biennis C. B. Wolf 1934-4-11 5620 Los Angeles Bryant Ranch, E of Long Beach, 180 ft. east of center of sec. and 150 ft. south of line of SE1/4; T4S R12W S27 SE/4 5 Comment
  CAS-BOT-BC84972  Artemisia californica R. M. Beauchamp 1967-1-27 105 Los Angeles East of wilson Cove area, San Clemente Island Comment
  RSA0068439  Artemisia californica R. G. Swinney 2010-8-16 13556 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  SBBG98442  Artemisia californica T. Ross 1991-5-23 5501 Los Angeles lower Tota Cyn 88 Comment
  UCR276735  Artemisia californica R. G. Swinney 2010-8-11 13509 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  RSA502808  Artemisia douglasiana Timothy S. Ross, Anette Ross 1989-9-20 1783 b Los Angeles San Antonio Canyon west of Spring Hill in the canyon. 975 Comment
  UCR212748  Artemisia douglasiana Ellen Mackey, Blake Whittington 2006-10-11 NFWF- 1785 Los Angeles Transverse Ranges; San Gabriel Mountains, San Gabriel River Watershed, [San Dimas Canyon, north of San Dimas Reservoir]. First road intersection beyond the ranger station, near house site. 463 Comment
  UCR271209  Artemisia douglasiana R. G. Swinney 2011-11-1 15963 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  CAS-BOT-BC93865  Artemisia dracunculus C. B. Wolf 1931-7-2 2266 Los Angeles Little Tujunga Wash, 1/2 mi. above the bridge on the road from Sunland to San Fernando. 335 Comment
  RSA0021484  Artemisia dracunculus Duncan S. Bell, Caitlin Elam 2013-7-11 5356 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  RSA589098  Artemisia dracunculus Orlando Mistretta 1994-9-13 1459 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980. 1213 Comment
  RSA762881  Artemisia dracunculus R. G. Swinney 2008-10-10 9576 Los Angeles Sulphur Spring Campground area, South Fork Little Rock Creek. 1585 Comment
  RSA681298  Artemisia dracunculus LeRoy Gross, Valerie Soza 2003-5-15 914 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. 366 Comment
  SEINET227961  Artemisia pycnocephala Leila M. Shultz 1980-4-28 4048 Los Angeles Rancho Santa Ana Botanic Garden, north side of city of Claremont, foothills of the San Gabriel Mountains 305 Comment
  CAS-BOT-BC97291  Artemisia tridentata subsp. parishii Elmer I. Applegate 1931-11-2 6829 Los Angeles Newhall, at the railroad station Comment
  RSA562694  Artemisia tridentata subsp. parishii D. Charlton 1989-9-15 4148 b Los Angeles Plant 42, east of Palmdale 762 Comment
  CAS-BOT-BC97329  Artemisia tridentata subsp. tridentata W. R. Dudley; F. H. Lamb 1896-6-1 4611 Los Angeles Lockwood Valley Comment
  CAS-BOT-BC97332  Artemisia tridentata subsp. tridentata Ernest Braunton 1903-10-1 907 Los Angeles Glendale to Burbank Comment
  SBBG12681  Arthrocnemum subterminale E. R. Blakley 1962-10-4 5403 Los Angeles Ballast Pt, Catalina Harbor at the isthmus 1 Comment
  CHSC36135  Asclepias californica K. Bridwell 1978-6-18 150 Los Angeles Charleton Flat campground, ca. 1/4 mi n of Hwy 2, ca. 30 mi ne of Glendale, Angeles National Forest. 1524 Comment
  CATA2885  Asparagus densiflorus Sara L. Crockett, Michael Daligdig 1996-11-4 28 Los Angeles Santa Catalina Island: Casino point and walkway 9 Comment
  CDA2679  Asphodelus fistulosus T. S. Ross, Elizabeth A. Kellogg 1992-4-13 6137 Los Angeles Channel Islands; San Clemente Island; San Clemente Island: North head of the island, off the E end of the active runway. Elev. ca. 140 ft. Comment
  LA94117  Aspidotis californica Lawrence L. Kiefer; 1966-4-9 1833 Los Angeles SANTA MONICA MOUNTAINS, Santa Ynez Canyon, ca 3 mi N of Sunset Blvd. 274 Comment
  RSA584322  Aspidotis californica T. S. Ross 1992-5-24 6409 Los Angeles Brown's Gulch: Draining to San Gabriel Canyon at base of San Gabriel Dam 464 Comment
  RSA686313  Aspidotis californica L. C. Wheeler 1932-2-11 444 Los Angeles Foothills of San Gabriel Mountains. 2 miles N Thompson Creek Dam 670 Comment
  CAS-BOT-BC68752  Asplenium vespertinum George L. Moxley 1920-11-28 871 Los Angeles San Gabriel Canyon Comment
  LA202856  Asplenium vespertinum Lawrence L. Kiefer; 1963-2-17 433 Los Angeles San Gabriel Mountains, Eaton Canyon, below the second falls 548 Comment
  RSA0088591  Aster greatae R. G. Swinney 2010-9-13 13844 Los Angeles C. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek. 1244 Comment
  RSA417662  Aster greatae L. C. Wheeler 1933-9-10 2107 Los Angeles Santa Anita Canyon at W Fork 595 Comment
  RSA607264  Aster subulatus var. ligulatus L. C. Wheeler 1932-9-19 1400 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  SD122700  Astragalus brauntonii James C. Dice, W. E. Tippets & Dan Martin 1988-4-6 846 Los Angeles Santa Monica Mountains, Topanga State Park, Trailer Canyon Fire Rd., ca. 2.7 km ESE of Trippet Ranch and 1.3 km NNW of Palisades Highlands Res 345 Comment
  CAS-BOT-BC182301  Astragalus didymocarpus var. didymocarpus H. L. Mason 1926-4-26 2963 Los Angeles Four miles west of Saugus Comment
  UCR239014  Astragalus didymocarpus var. dispermus Anuja Parikh, Nathan Gale 2010-6-9 3271 Los Angeles Western Transverse Range; East Liebre Mountains, Sierra Pelona, northwest of Vincent and Soledad Pass, 3.0 km northwest of State Hwy 14, under powerlines 1125 Comment
  RSA112203  Astragalus didymocarpus var. obispoensis H. D. Ripley, R. C. Barneby 1941-4-19 3261 Los Angeles 3 miles W of Palmdale, Antelope Valley. Comment
  UCR280516  Astragalus gambelianus R. G. Swinney 2014-5-13 16501 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
  POM45327  Astragalus gambelianus Ernest Braunton 1902-4-29 s.n Los Angeles N. Pomona. Comment
  POM17796  Astragalus lentiginosus var. antonius P. A. Munz 1923-8-31 7681 Los Angeles Blue Ridge, Swartout [Swarthout] Valley 2575 Comment
  RSA341424  Astragalus miguelensis F. C. Boutin 1967-5-23 1625 Los Angeles San Clemente Island: N end of island at West Cove Comment
  UC82585  Astragalus miguelensis Nevin and Lyon 621 Los Angeles s side San Clemente Island; s side San Clemente Island Comment
  POM228224  Astragalus nevinii Joseph Cook Nevin, Lyon 1885-04 s.n. Los Angeles San Clemente Island Comment
  POM49322  Astragalus trichopodus var. lonchus L. W. Nuttall 1920-5-31 s.n Los Angeles Big Wash Canyon, Santa Catalina Island. Comment
  CAS-BOT-BC194003  Astragalus trichopodus var. lonchus Grant; Wheeler 1904-4-1 6262 Los Angeles Santa Catalina Isl. Comment
  RSA482794  Athysanus pusillus L. C. Wheeler 1934-3-6 2398 Los Angeles Puddingstone Dam, San Jose Hills. 304 Comment
  RSA597997  Athysanus pusillus Steve Boyd, Lauren Raz 1997-3-14 9169 Los Angeles Liebre Mountains, lower north flank of Liebre Mountain, along Pacific Crest Trail on top of ridgeline east of Horse Camp Canyon., Near 34 deg 43' 55.9''N 118 deg 39' 33.8''W. 1450 Comment
  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
  UCSB59411  Atriplex californica Ross, Tim 1991-5-20 Los Angeles San Clemente Island; un-named knoll ca. 5500 feet S of Wilson Cove Settlement; westerly slope 2500 ft. NW of the 750 ft. BM 185 Comment
  RSA452707  Atriplex californica M. B. Dunkle 1935-4-5 7275 Los Angeles China Point, San Clemente Island Comment
  RSA588037  Atriplex canescens subsp. canescens Orlando Mistretta 1994-9-27 1504 Los Angeles Little Rock Creek, N of Little Sycamore below jct. of 4N15 and 5N04.3 1158 Comment
  SD197735  Atriplex glauca A. C. Sanders, T. B. Salvato 2009-5-19 36812 Los Angeles San Gabriel Valley; Montebello Hills, under SCE powerlines south of Montebello Blvd. and west of Plaza Dr., south lof large shopping mall called Montebello Town Center. 110 Comment
  UCR127184  Atriplex lentiformis A. C. Sanders 2003-6-20 26995 Los Angeles Western Transverse Range/Santa Clara River Watershed, 'Off-haul Canyon' between San Martinez Grande Canyon and Ventura Co. line, north of Hwy 126 and c. 1 km NNW of Mayo Spur, Newhall Ranch 366 Comment
  UCD97647  Atriplex prostrata Scott D. White 1997-11-5 6013 Los Angeles Malibu Coast, mouth of Trancas Canyon, north of Pacific Coast Hwy. 7 Comment
  RSA535296  Atriplex semibaccata T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5344 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  SBBG20563  Atriplex semibaccata E. R. Blakley 1963-12-8 6402 Los Angeles mouth of Horse Beach Cyn, which is first cyn E of China Pt 7 Comment
  SBBG98485  Atriplex semibaccata T. Ross 1991-5-22 5444 Los Angeles Spray Pt, W side of island ca. 5300 ft N of Eel Pt 9 Comment
  RSA659761  Atriplex semibaccata Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 84 Los Angeles San Clemente Island. Comment
  SFV18439  Atriplex semibaccata S. Haennelt 1976-8-9 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Comment
  UCR228420  Atriplex serenana var. serenana Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 8005 Los Angeles Mojave Desert, Antelope Valley, along Sierra Highway, E of sewer ponds, jct of 10th Ave and Sierra Highway, 730 m S of Avenue C 702 Comment
  UCR280075  Atriplex spinifera Onkar Singh 2016-4-2 5692 Los Angeles Mojave Desert, Antelope Valley, 11 km NW of Lancaster, 200 m south of West Avenue F and 400 m west of 60th Street West 708 Comment
  CATA2075  Atriplex suberecta Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2535 Los Angeles Santa Catalina Island: Reservoir above Cottonwood Canyon 182 Comment
  RSA0055781  Avena barbata R. G. Swinney 2010-4-28 12428 Los Angeles San Gabriel Mountains: near Sylmar, Wilson Canyon Park, from the mouth of eastern fork of Wilson Cyn. (at Wilson Debris Basin) to 0.5 miles east (upstream), below Natl. Forest boundary. 488 Comment
  SBBG31469  Avena barbata R. F. Thorne 1966-4-6 35893 Los Angeles between White and Moonstone Coves 15 Comment
  UCR142767  Avena barbata L. C. Wheeler 1934-4-15 2516 Los Angeles San Gabriel Mtns, Live Oak Canyon 488 Comment
  RSA0034488  Azolla filiculoides Philip R. Brown 1970-9-24 s.n. Los Angeles Canon de Lana, L.A. Pierce College, Woodlamd Hills. 274 Comment
  CAS-BOT-BC106756  Baccharis salicifolia Geo. B. Grant 1901-10-4 s.n. Los Angeles Los Angeles Comment
  LA31673  Baccharis salicifolia Peter H. Raven; 1959-9-6 14383 Los Angeles Santa Monica Mountains, at mouth of Malibu Creek 12 Comment
  JEPS30432  Baccharis salicifolia subsp. salicifolia Peter H. Raven and Henry J. Thompson 1959-10-18 14664 Los Angeles at mouth of Topanga Canyon Santa Monica Mountains 4 Comment
  CAS-BOT-BC100024  Balsamorhiza deltoidea Le Roy Abrams; E. A. McGregor 1908-6-20 356 Los Angeles Liebre Mountain 1371 Comment
  RSA0073384  Balsamorhiza deltoidea Mitch Provance, Callen Huff 2009-4-28 10715 Los Angeles Tehachapi Mountains: Tejon Ranch, SE of Lebec, ridge overlooking Interstate 5, about 1.3 miles ENE of Gorman; site PO1086. 1371 Comment
  UCR99488  Balsamorhiza deltoidea Steve Boyd, Lauren Raz 1997-3-26 9379 Los Angeles San Gabriel Mtns., Liebre Mountains, Sierra Pelona Ridge, Willow Spring on the S flank of Martindale Cyn near the N end of Bouquet Cyn, south of upper end of reservoir along Forest Service Rd 6N08. 1311 Comment
  LA51492  Barbarea orthoceras O. H. Kappler; 1944-5-21 627 Los Angeles Santa Monica Mountains, Cold Creek, Monte Nido 228 Comment
  LA31634  Bassia hyssopifolia Peter H. Raven; Henry J. Thompson 1959-9-6 14365 Los Angeles Santa Monica Mountains, Malibu Creek, mouth of creek 3 Comment
  POM350850  Bidens pilosa F. R. Fosberg 1930-7-3 3099 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  SDSU6502  Bidens pilosa F. Young Berg 1933-10-9 1564 Los Angeles Orange orchard near Claremont. Comment
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Mar 3 2009
  UCD129563  Bidens pilosa A. M. Johnson 1934-10-3 4536 Los Angeles along Selby Avenue, between Le Conte and Wilshire Blvd., West Los Angeles. Comment
  RSA678214  Bituminaria bituminosa Valerie L. Soza, LeRoy Gross 2001-4-18 1140 Los Angeles Santa Anita 1999 Fire area, between Little Santa Anita and Santa Anita Canyons, north side of Santa Anita Canyon Road. 396 Comment
  CLARK-A1528-1519  Bloomeria crocea John C. Roos 1947-5-11 3606 Los Angeles Pomona Comment
  RSA367318  Bloomeria crocea var. crocea Anstruther Davidson s.n. Los Angeles Los Angeles Comment
  RSA0065638  Boechera arcuata LeRoy Gross, Duncan S. Bell, Pamela Conway, Pam DeVries, Otto Gasser 2015-3-19 6793 Los Angeles San Gabriel Mountains: Arrastre Canyon, south of Acton. 846 Comment
  RSA0128794  Boechera californica Percy C. Everett, E. K. Balls 1958-4-25 22955 Los Angeles San Antonio Dam, 4 miles N of Claremont Comment
  RSA0128795  Boechera californica Thekla Mohr 1915-1 3033 Los Angeles Sister Elsie Trail, San Gabriel Mountains. Comment
  CATA480  Bothriochloa barbinodis Sara L. Crockett, Mark Hoefs, Steve Junak, Janet Takara 1997-3-28 622 Los Angeles Santa Catalina Island: N side of Cherry Harbor, overlooking mud flats, ca. 20 - 30 m upslope 42 Comment
  POM1032  Bothriochloa barbinodis P. A. Munz 1918-4-11 2055 Los Angeles Lone Hill near Glendora Comment
  SBBG20575  Bowlesia incana E. R. Blakley 1963-12-8 6389 Los Angeles cyn head above Mosquito Cove and between Triangulation Pts Malo and Chenity 274 Comment
  RSA0118518  Bowlesia incana Steven A. Junak, Keri Kirkland 1998-6-11 SCa- 708 Los Angeles Santa Catalina Island. NE side of island, in portion of small canyon, just SE of Frog Rock. 15 Comment
  RSA544537  Bowlesia incana Tim Ross, E. Kellogg 1992-4-12 6128 Los Angeles San Clemente Island: 129 degrees SE, 525m distant from Vista, near head of Grove Canyon. 518 Comment
  CATA750  Brachypodium distachyon Mark L. Hoefs 1991-5-22 1279 Los Angeles Santa Catalina Island: Near road to Two Harbors in canyon southeast of Little Harbor 54 Comment
  SD88017  Brachypodium distachyon R. R. Blakley 1961-9-23 4746 Los Angeles Santa Catalina Island; beach bluff between Isthmus Harbor and Fishermans Cove 6 Comment
  SEINET10481263  Brassica campestris David B. Dunn 1941-2-22 Dunn 687 Los Angeles Two blocks s of santa monica blvd on westwood blvd. Comment
  UCR202569  Brassica fruticulosa Justin M. Wood, Brandy N. Wood 2009-1-2 270 Los Angeles San Gabriel Mountains, Evey Canyon, trail to Potato Mountain 793 Comment
  UCR281595  Brassica geniculata R. G. Swinney 2014-6-5 16699 Los Angeles San Gabriel Mountains, Glendora, ridgetop due north of Grand Ave., 0.32 mile south of Glendora Ridge Motorway 561 Comment
  UCR25120  Brassica kaber O. F. Clarke 1973-5-28 s.n. Los Angeles San Gabriel Valley, north side of Pomona Freeway, Diamond Bar Exit 220 Comment
  UCR260328  Brassica nigra R. G. Swinney 2010-5-4 12553 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  RSA482930  Brassica rapa H. L. Bauer 1929-3-15 s.n. Los Angeles Long Beach. Comment
  CAS-BOT-BC100403  Brickellia californica Ernest C. Twisselmann 1961-10-31 6676 Los Angeles Pine Canyon at Pine Canyon Guard Station 1066 Comment
  LA31693  Brickellia californica Peter H. Raven; Henry J. Thompson 1959-10-31 14725 Los Angeles Santa Monica Mountains, Mandeville Canyon, 5.8(?) mi N of Sunset Blvd 365 Comment
  RSA0105000  Brickellia californica R. G. Swinney 2011-10-25 15865 Los Angeles San Gabriel Mountains: along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek. 1001 Comment
  RSA584317  Brickellia desertorum Timothy S. Ross, Steve Boyd 1991-3-23 4262 Los Angeles Lovejoy Buttes, on the Mojeve Desert: NE portion on the main buttes, W of Lovejoy Springs. Lovejoy Buttes 927 Comment
  RSA40048  Briza minor Henry M. Pollard 1946-4-18 s.n. Los Angeles Ojai Valley. Near California Prep School. Comment
  LA201531  Brodiaea terrestris subsp. kernensis Arthur C. Gibson; 2001-4-11 4897 Los Angeles Santa Monica Mountains, near the village of Topanga Comment
  UCD57747  Bromus berteroanus L. Whitney 1935-3-28 s.n. Los Angeles 20 miles W of Lancaster. Mohave Desert. Comment
  SEINET901504  Bromus carinatus Tim Ross, Steve Boyd 1990-1 3489 Los Angeles Camp Verdugo Pines and vicinity; Northerly draw draining to Jackson Lake; Mescal Creek 7.5; (QUAD); Rancho Santa Ana Botanic Garden 1877 Comment
  UCR273633  Bromus carinatus Steven A. Junak 2001-5-3 SCa- 1470 Los Angeles Channel Islands, Santa Catalina Island, north of Airport Road, in extreme upper portion of Swain's (Toyon) Canyon 381 Comment
  SEINET13386993 Image available Bromus carinatus var. carinatus R. G. Swinney 2011-1 15226 Los Angeles San Gabriel Mountains: Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail (Crystal Lake 7.5' Q.) (T3N R9W) 1567 Comment
  SEINET3922007  Bromus carinatus var. carinatus LeRoy Gross, Paul Morton 2004-6-9 1352 Los Angeles Transverse Ranges; Liebre Mountains region: West end of the main crest; from teh 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.)(Liebre Mtn. 7.5 Quads.).; 0 1727 Comment
  RSA430467  Bromus catharticus A. C. Sanders 1987-9-18 7352 Los Angeles El Segundo Dunes, W of L.A. International Airport and Pershing Drive., (Near 33 deg 56'N, 118 deg 26'W.) 38 Comment
  CAS-BOT-BC172779  Bromus diandrus Timothy S. Ross; Steve Boyd 1994-5-4 7643 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  CATA638  Bromus diandrus Mark L. Hoefs 1991-4-16 1103 Los Angeles Santa Catalina Island: Renton Mine Road 249 Comment
  RSA276042  Bromus diandrus Jack Delaini 1974-4-25 134 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Near San Dimas Creek at mouth of canyon. 366 Comment
  RSA624058  Bromus diandrus L. C. Wheeler 1967-5-23 9678 Los Angeles San Gabriel Mountains: Ravine immediately southwest of mouth of Bear Canyon, off Soledad Canyon. 640 Comment
  RSA747398  Bromus diandrus R. G. Swinney 2008-6-9 8958 Los Angeles San Gabriel Mtns.: Sandrock Creek, 1.0 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  SBBG105371  Bromus diandrus R. M. Beauchamp 1976-5-22 4140 Los Angeles S side of Eel Pt Cyn 21 Comment
  RSA660189  Bromus grandis Orlando Mistretta 1992-7-9 645 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  CATA1011  Bromus hordeaceus Mark L. Hoefs 1995-5-4 1923 Los Angeles Santa Catalina Island: Above Howlands Landing 60 Comment
  CATA703  Bromus hordeaceus Mark L. Hoefs 1991-5-3 1200 Los Angeles Santa Catalina Island: Bluff between Hamilton Cove and Descanso Beach 82 Comment
  RSA660787  Bromus hordeaceus J. Doughty 1985-5-19 188 Los Angeles Angeles National Forest, Graveyard Canyon, junction of San Gabriel Road and entrance to Follows Camp. Comment
  RSA89297  Bromus hordeaceus P. A. Munz 1954-5-15 19474 Los Angeles Padua Hills, northeast of Claremont. Comment
  LA33365  Bromus hordeaceus Peter H. Raven; 1959-4-4 13976 Los Angeles SANTA MONICA MOUNTAINS, Pt. Dume, behind point. 21 Comment
  RSA601176  Bromus madritensis subsp. madritensis L. C. Wheeler 1967-6-27 9919 Los Angeles San Gabriel Mountains : Sunset Ridge, NE of Cogswell Reservoir. 640 Comment
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Feb 4 2015
  SDSU961  Bromus madritensis subsp. rubens Gerald Collier 1951-4-28 Los Angeles 3634 N Muscatel Avenue, Rosemead. Weedy lot. Comment
  RSA710802  Bromus tectorum LeRoy Gross 2005-5-3 2248 Los Angeles West terminus of Holcomb Ridge, west of Big Rock Creek. General collecting along the east, northeast side of hill. North of Fort Tejon Road, west of Valyermo Road., Near 34.46587N, 117.86280W to 34.46838N, 117.87262W, than back to 34.47336N, 117.86053W. 1085 Comment
  RSA0019948  Bromus tectorum B. A. Prigge 1986-3-20 8966 Los Angeles 0.4 miles east of Gorman on Lancaster Road 1128 Comment
  RSA0019953  Bromus tectorum P. A. Munz 1921-6-17 4667 Los Angeles San Antonio Mountains: Swartout Valley near Wright's Ranch. 1921 Comment
  RSA0019963  Bromus tectorum Naomi Zohman 1985-4-28 43 Los Angeles Junction of CA Hwy 39 and west fork of San Gabriel River. Forest Service Road, along the west fork. Comment
  CATA3505  Caesalpinia spinosa Julia Parish, Nathalie Cartan, Michael Thomas 2017-10-11 036 Los Angeles Santa Catalina Island: Avalon; below 330 E Whittley Ave; 40m south of Las Lomas Dr. between Las Lomas Dr. and Tremont St. 71 Comment
  SBBG128416  Caesalpinia spinosa M. L. Hoefs, R. F. Thorne 1995-7-26 2465 Los Angeles Middle Cyn, along rd, above Eagle's Nest Lodge 146 Comment
  SFV1426  Cakile maritima R. L. Armacost 1959-1-10 1095 Los Angeles Malibu. Malibu Beach. Comment
  CAS-BOT-BC36965  Cakile maritima var. maritima Steven A. Junak 1996-5-31 SCI- 563 Los Angeles San Clemente Island. North end of island, behind (junt inland from) West Cove. 6 Comment
  RSA466547  Calandrinia ciliata Sam Tyson 1943-4-22 s.n. Los Angeles Big Dalton Canyon 396 Comment
  RSA661026  Calandrinia ciliata Orlando Mistretta 1992-4-5 169 Los Angeles Guds, San Clemente Island. Comment
  UCR230151  Callitriche marginata A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale, et al 2010-3-29 37634 Los Angeles Tehachapi Mtns. Foothills/ W Mojave Desert, ephemeral stream c. 0.7 mile ESE (103 deg. ) of Quail Lake, northeast of the intersection of the National Cement Plant Rd. and Hwy 138 1015 Comment
  CHSC35741  Calocedrus decurrens B. Prigge 1970-12-12 110 Los Angeles 32 mi NEE of La Canada on State Hwy 2, at Buckhorn Campground in San Gabriel Mountains. 1920 Comment
  UCR270495  Calocedrus decurrens R. G. Swinney 2011-11-1 15947 Los Angeles San Gabriel Mountains, confluence of West Fork San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. 671 Comment
  RSA791804  Calochortus Mark Elvin, Margie P. Elvin, Katie Elvin, Andy Elvin 2003-7-1 2964 Los Angeles Western Transverse Range; Santa Susana Mountains: crest of the mountains at head of Salt Creek, 6.5 km southwest of Stevenson Ranch. 927 Comment
  POM1719  Calochortus catalinae D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  SBBG117103  Calochortus catalinae S. A. Junak with R. N. Philbrick 2001-5-18 SCa 1567 Los Angeles Bottom Fern Cyn (one of the middle S forks of Cottonwood Cyn), along rd into Fern Cyn, ca. 0.3 mi upstream from jct with Cottonwood Cyn Rd 161 Comment
  SEINET3884912  Calochortus catalinae K. Dobry 1991-5-22 d 628 Los Angeles Ne section of Soka University, 1 mi east of Los Virgenes Rd. off Mulholland Hwy. Santa Monica Mountain.; 0 Comment
  UCR259598  Calochortus catalinae R. G. Swinney 2010-6-8 13178 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 1.0-1.8 miles east of nature center along Placerita Cyn. Trail, south side of stream 549 Comment
  RSA0013577  Calochortus clavatus var. clavatus D. E. Bramlet, Jennifer S. Pareti 2008-5-6 4253 Los Angeles Ridgeline above Bouquet Cyn., 950m SE of Bouquet Cyn. Rd. & 1.61km N of Plum Cyn. 482 Comment
  RSA660795  Calochortus clavatus var. gracilis LeRoy Gross, Valerie Soza 2001-6-6 434 Los Angeles Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 549 Comment
  RSA660796  Calochortus clavatus var. gracilis LeRoy Gross, Valerie Soza 2001-6-6 435 Los Angeles Verdugo Mountains, north side; Wildwood Fire Road (now deserted and growing back) off of Verdugo Mountain Way dirt fire road. 488 Comment
  UC1601656  Calochortus invenustus I. M. Johnston 1917-7-4 1397 Los Angeles s slope Baldy; San Antonio Mountains 2286 Comment
  UCD169206  Calochortus kennedyi var. kennedyi R. G. Swinney 2009-5-12 10734 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  UCR223104  Calochortus kennedyi var. kennedyi R. G. Swinney 2009-5-12 10734 Los Angeles Transverse Range; San Gabriel Mtns., Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge 1463 Comment
  POM123266  Calochortus plummerae H. E. Hasse 1890-06 s.n. Los Angeles Foothills, Sierra Santa Monica [Santa Monica Mountains]. Comment
  RSA744216  Calochortus simulans Jorge Ochoa, Leon Boroditsky 2009-5-1 1 Los Angeles Santa Susanna Mountains. Stetson Ranch. Hill over SW of park, above riding arena. On NW side of hill, N of telephone poles and electric lines. 30 ft N of pole #777343E. 120 ft N of Marie Feinberg plaque for the rim of the valley trail. 455 Comment
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Jun 23 2010
  SD112782  Calochortus splendens Darley F. Howe 1947-5-4 1744 Los Angeles Mint Canyon. Comment
  UCR280655  Calochortus splendens R. G. Swinney 2014-5-21 16619 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
  SD125881  Calochortus splendens Lyman Benson 1945-5-11 12083 Los Angeles Midway between Pomona and Brea, in the Puente Hills. Pacific Slope Drainage. 274 Comment
  UCR232363  Calochortus striatus Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 7990 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, c. 60 m west of Sierra Hwy and 20 m south of Avenue A 704 Comment
  UC63095  Calycoseris parryi W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 Los Angeles Palomar 1524 Comment
  SBBG121831  Calyptridium monandrum A. Parikh, N. Gale 2005-6-16 783 Los Angeles Portal Ridge, 0.6 km NW of intersection of N2/Johnson Rd, 1.4 km SE of intersection of N2/Munz Ranch Rd 1020 Comment
  UCR222810  Calyptridium monandrum R. G. Swinney 2009-4-29 10588 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
  UCR86823  Calystegia macrostegia Scott D. White 1995-4-27 2970 Los Angeles Malibu, upslope from Winter Canyon, near Pepperdine University; north of Pacific Coast Hwy, east of Malibu Canyon. Road, SW of Malibu Civic Center Way 92 Comment
  CHSC26334  Calystegia macrostegia subsp. intermedia Shirley Quan 1967-5-26 Los Angeles Woodland Hills on Topanga Cyn. Blvd. across from Woodland Park in Santa Monica Mtns. 475 Comment
  RSA394912  Calystegia macrostegia subsp. intermedia M. Bisbee 1917-5-24 s.n. Los Angeles Foothills N. Eagle Rock Comment
  UCR200012  Calystegia macrostegia subsp. intermedia Valerie Soza, Mariam Sidibeh 2003-3-26 1602 B Los Angeles Transverse Ranges; San Gabriel Mountains region, Verdugo Mountains, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. Haines Canyon Park vicinity, SSW of Dorothy and Estepa Drive intersection 549 Comment
  UCR219480  Calystegia macrostegia subsp. intermedia R. G. Swinney 2009-3-26 10173 Los Angeles San Gabriel Mtns. Foothills, Azusa, San Gabriel River at El Encanto Azusa River Wilderness Park 296 Comment
  RSA586701  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1995-6-20 1802 Los Angeles Bare Mountain Canyon. 1982 Comment
  RSA589103  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1994-7-1 1396 Los Angeles San Gabriel Mtns; Santiago Canyon, Sheep Camp Spring, NW of summit of Pacifico Mountain. 1921 Comment
  RSA646093  Calystegia occidentalis subsp. fulcrata Orlando Mistretta 1993-6-2 853 Los Angeles San Gabriel Mountains: Vicinity of Mt. Baden Powell. Near Vincent Gap above Vincent Gulch. 2011 Comment
  CAS-BOT-BC215910  Calystegia peirsonii Timothy S. Ross; J. Mark Porter 1995-5-4 8447 Los Angeles Ca 1.9 road miles NE of Bouquet Canyon Road, Texas Canyon, Liebre Mountains 585 Comment
  RSA572929  Calystegia peirsonii J. Mallory 1994-6-13 6387 A-01 Los Angeles On N-facing slope, approx. 100m W of office facilities parking lot and 50 m S of elderberry stand, LB naval Fuel Depot, W of Gaffey, Long Beach. Comment
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Aug 11 2014
  UCR126760  Calystegia peirsonii A. C. Sanders, Tricia Wotipka, Mark A. Elvin & others 2003-4-28 26128 Los Angeles Western San Gabriel Mtns., Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam 518 Comment
  UCR204815  Camissonia R. G. Swinney 2005-8-22 8519 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  RSA465664  Camissonia bistorta Robert M. Perkins 1936-4-3 149 Los Angeles El Segundo dunes Comment
  RSA0042038  Camissonia californica R. G. Swinney 2010-5-4 12484 Los Angeles San Gabriel Mountains: north of Sylmar, 0.1 mi. NNE (6 deg ) of Stetson Debris Basin, at north end of motorway at powerlines, west (250 deg ) of the debris basin in Sombrero Cyn., 0.4 miles north of I-210 Fwy. 488 Comment
  UCD103352  Camissonia campestris D. C. Finfrock 1950-4-21 24 Los Angeles 2.5 miles from Gorman on road to Lancater. Comment
  RSA511318  Camissonia campestris subsp. campestris L. F. LaPre 1988-5-13 s.n. Los Angeles Lake Hughes, 16 miles (airline) W of Lancaster in the San Andreas Rift. 1037 Comment
  RSA0016877  Camissonia cheiranthifolia subsp. suffruticosa Ora M. Clark 1928-12-3 1386 Los Angeles Venice. Comment
  UCR185599  Camissonia graciliflora A. C. Sanders 2007-4-25 33584 Los Angeles Tehachapi Mtns., Oso Canyon, 0.75 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  RSA515098  Camissonia guadalupensis subsp. clementina Aaron Liston, Orlando Mistretta, Loren Rieseberg 1989-4-29 801 -5 Los Angeles San Clemente Island: Main dune area at Darter Road, NW part of the island. Comment
  POM184510  Camissonia hirtella Thomas Craig 1927-6-8 415 Los Angeles In Bear Canyon Trail to Mt. San Antonio Comment
  RSA165692  Camissonia hirtella Brian C. Miller, W. Griesel 1963-7-2 s.n. Los Angeles Radio Tower, road from Liebre Camp to Sawmill Camp. 1768 Comment
  SEINET7047921  Camissonia pallida subsp. pallida Steven R. Hill, Kate Kramer 2001-4-22 33370 Los Angeles South side of California Route 138 (Pearblossom Highway) just east of Palmdale and about 1 mile west of Little Rock; west side of Little Rock Wash. Elevation about 2820 feet. Comment
  RSA507529  Camissonia strigulosa Louis C. Wheeler 1967-5-24 9742 Los Angeles San Gabriel Mts., Angeles National Forest: Indian Canyon, sunny sandy slope with sparse grass. 701 Comment
  LA46790  Camissoniopsis intermedia A. M. Johnson; 1935-4-26 4584 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA530913  Cannabis sativa Alex Krichef 1969-5-24 s.n. Los Angeles Growing in vacant lot in Hollywood Hills. Comment
  CAS-BOT-BC37083  Capsella bursa-pastoris LeRoy Abrams 1899-3-1 239 Los Angeles University Station. Comment
  LA212151  Capsella bursa-pastoris Harold Pirie; 1963-5-7 s.n. Los Angeles Open Field in Woodland Hills. 259 Comment
  RSA639732  Capsella bursa-pastoris L. C. Wheeler 1969-4-1 s.n. Los Angeles San Gabriel Mountains: 0.4 mile southwest Big Cieneja on ridge on south side Big Dalton Canyon near mouth. 640 Comment
  SFV16779  Cardamine californica J. D. Dilley 1997-1-11 s. n. Los Angeles Verdugo Mountains La Tuna Canyon Park. 610 Comment
  UC10412  Cardamine californica J. H. Barber 1897-1-17 18 Los Angeles Sullivan's Canyon Sullivan's Canyon (Southern California) Comment
  RSA0105201  Cardamine hirsuta R. G. Swinney 2011-3-15 14085 Los Angeles San Gabriel Mountains: Arcadia Wilderness Park, 2240 Highland Oaks Dr., lower Santa Anita Cyn., east portion of park. 244 Comment
  RSA608834  Carduus acanthoides L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: Divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 822 Comment
  UCR260344  Carduus pycnocephalus R. G. Swinney 2010-5-4 12563 Los Angeles San Gabriel Mountains, Grapevine Canyon, 1.3 miles NNW of Foothill Blvd. & Grapevine Cyn. junction, NW of Sylmar, west of USFS boundary 482 Comment
  UCR193171  Carex alma R. G. Swinney 1999-8-14 7618 Los Angeles San Gabriel Mtns., upper Fish Fork San Gabriel River, c. 1.3 air mi. ESE of Upper Fish Fork Campground 2268 Comment
  SEINET7549323 Image available Carex alma Louis C. Wheeler 1961-6-12 7859 Los Angeles San Gabriel Mountains. Pacoima Canyon at Rattlesnake Canyon. 914 Comment
  RSA229089  Carex athrostachya Robert F. Thorne 1971-6-30 40770 Los Angeles Angeles National Forest: c. 0.3 mile below Alder Saddle along a dry branch of the S Fork of Little Rock Creek 1616 Comment
  CAS-BOT-BC19231  Carex barbarae Alice Eastwood 1906-5-27 140 Los Angeles Laurel Canyon. Comment
  RSA88765  Carex douglasii Joseph A. Ewan 1936-7-29 9862 Los Angeles Table Mt. 2134 Comment
  RSA600843  Carex fracta L. C. Wheeler 1966-9-21 8907 Los Angeles San Gabriel Mountains. South fork of Big Rock Creek in the vicinity of Lily Spring. 2529 Comment
  CAS-BOT-BC32084  Carex multicaulis George B. Grant 1906-6-17 138 Los Angeles Summit Mt. Wilson 1828 Comment
  UC72396  Carex multicaulis Geo. B. Grant Jun 1902 138 Los Angeles Mt. Wilson Comment
  RSA364647  Carex multicaulis Charles C. Herbst 1934-4-20 s.n. Los Angeles Santa Monica Mountains above Topanga. Comment
  UC1116254  Carex nudata F. R. Fosberg 1931-3-11 660 Los Angeles below Wildwood (Topanga Canyon); Santa Monica Mountains 60 Comment
  CAS-BOT-BC118416  Carex praegracilis LeRoy Abrams 1901-4-8 1447 Los Angeles Los Angeles River near Tropico Comment
  UCR29126  Carex praegracilis A. C. Sanders, Nancy Smith, K. R. Neisess 1980-6-4 1551 Los Angeles Peace Valley, c. 3 mi SE of Gorman on the Old Gorman Post Road Comment
  RSA202475  Carex praegracilis R. L. Armacost 1959-5-20 1147 Los Angeles [Santa Monica] Parkway S. Comment
  JEPS48979  Carex schottii Joseph A. Ewan 1932-6-15 7308 Los Angeles Newcombs ranch at Chilao, San Gabriel Mountains 1639 Comment
  RSA364692  Carex schottii Richard C. Barkelew 1929-2-23 s.n. Los Angeles Nichols Canyon. Comment
  UC72397  Carex schottii Geo. B. Grant Feb 1903 137 Los Angeles Pasadena Southern California Comment
  UCR182231  Carex schottii R. G. Swinney 1997-10-18 5884 Los Angeles San Gabriel Mountains, Harrow Canyon above Glendora, c. 0.25 mi. north of Harrow Canyon Debris Basin 488 Comment
  SDSU11665  Carex scopulorum F. J. Hermann 1947-3-3 1770 Los Angeles Stream bed in Topango Canyon about three miles from ocean Comment
  SBBG57202  Carex subfusca R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  SEINET11942212  Carpobrotus chilensis J. F. Bright, Wyman, C. 1931-1 5585 Los Angeles Manhattan Beach Comment
  RSA402599  Carpobrotus edulis Mary D. Merilatt 1936-7-15 s.n. Los Angeles Playa del Rey. Comment
  LA82056  Castilleja affinis O. H. Kappler; 1941-5-8 713 Los Angeles SANTA MONICA MOUNTAINS, upper Zuma Canyon, near summit, Mulholland Hwy. 548 Comment
  UC57003  Castilleja affinis subsp. affinis Ernest Braunton 1902-3-30 144 Los Angeles Elysian Hills Comment
  RSA448684  Castilleja applegatei subsp. martinii L. E. Hoffman 1929-5-14 s.n. Los Angeles Pacoima Canyon, Angeles National Forest. Comment
  RSA592815  Castilleja applegatei subsp. martinii Steve D. Boyd 1996-4-24 8667 Los Angeles Liebre Mountains, Liebre Gulch along Forest Service Road 8N01 near jtn with 8N05. 988 Comment
  SBBG118485  Castilleja applegatei subsp. martinii O. Mistretta 1995-6-23 1836 Los Angeles Lookout Mtn Trail 1920 Comment
  UCSB6004  Castilleja applegatei subsp. martinii Ballard 1954-3-14 Los Angeles San Dimas Park 350 Comment
  SFV15538  Castilleja exserta R. K. Stachelek 1992-5-2 31 Los Angeles Santa Monica Mountains Tapia Park, off Malibu Canyon Road. 150 Comment
  SFV3416  Castilleja exserta K. A. Wilson 1961-3-14 1022 Los Angeles Santa Monica Mountains Mulholland Highway, 0.5 miles west of Seminole Hot Springs. Small valley with running stream. 290 Comment
  RSA638950  Castilleja foliolosa Louis C. Wheeler 1967-5-15 9560 Los Angeles San Gabriel Mountains: Ridge east of Fremont Pass. 572 Comment
  RSA400571  Castilleja foliolosa H. Twining 1906-04 s.n. Los Angeles Elysian Park. Comment
  SFV3339  Castilleja linariifolia M. L. Vincent 1962-10-4 296 Los Angeles San Gabriel Mountains Valyermo Road 0.25 miles west of Valyermo. On damp roadside bank. 1110 Comment
  RSA0035089  Castilleja stenantha L. Haines 1935-07 s.n. Los Angeles San Gabriel Mts. Comment
  SBBG126953  Castilleja subinclusa subsp. subinclusa A. Parikh, N. Gale 2011-6-6 3419 Los Angeles 5 km W of St Hwy 14, 1.6 km SW of California Aqueduct; E Liebre Mtns 1063 Comment
  SEINET12032962  Casuarina equisetifolia W. F. Wight 1907-1 1663 Los Angeles Los Angeles, West Lake Park Comment
  RSA515219  Caulanthus cooperi Steve Boyd, Orlando Mistretta 1986-3-31 1533 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  RSA598106  Caulanthus coulteri var. coulteri Steve Boyd, Lauren Raz 1997-3-4 9153 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  SBBG78568  Ceanothus arboreus F. R. Fosberg 1932-5-6 8126 Los Angeles Big Wash Cyn, Avalon 20 Comment
  UC79799  Ceanothus arboreus T. S. Brandegee May 1899 Los Angeles Santa Catalina Island Comment
  RSA167621  Ceanothus crassifolius Peter H. Raven, Robert F. Thorne 1964-5-7 19001 Los Angeles Saddle Rock Ranch, near Seminole Hot Springs, Santa Monica Mts. Comment
  RSA509529  Ceanothus crassifolius Bill Wagner 1989-3-10 s.n. Los Angeles ca. 1/2 mi. S of Hwy 101 and 1/2 mi. W of Kanan Rd (N9), vicinity of Ladyface Peak. 457 Comment
  RSA786777  Ceanothus crassifolius Doris Bowers 1957-3-24 632 Los Angeles Millard's Canyon N/o Altadena 1220 Comment
  CAS-BOT-BC49262  Ceanothus cuneatus C. F. Baker 1904-2-17 4010 Los Angeles Claremont Comment
  RSA127430  Ceanothus cuneatus H. J. Thompson 1959-2-23 1850 Los Angeles water shed of Sierra Canyon, 1 mile above Seminole Hot Springs. 457 Comment
  CAS-BOT-BC50147  Ceanothus integerrimus Geo. B. Grant 1904-5-17 149 Los Angeles Mt. Wilson, So Cal 1828 Comment
  POM156327  Ceanothus leucodermis L. R. Abrams 1902-7-1 2609 Los Angeles Near summit of Mt. Wilson 1738 Comment
  UC1211121  Ceanothus leucodermis Huron H. Smith 1912-4-30 4873 Los Angeles Mt. Wilson 1066 Comment
  SEINET12209914  Ceanothus leucodermis M. T. Doutt 1931-1 631 Los Angeles Sierra Madre Mts. trail between Mt. Lowe and Mt. Wilson 1768 Comment
  RSA650498  Ceanothus megacarpus Harry Nakada 1949-1-29 s.n. Los Angeles Found near the Santa Monica Mts. Bel Aires [Bel Air]. 1/2 block east of Sepulveda Blvd. 152 Comment
  UCR3984  Ceanothus megacarpus Art Whistler 1965-3-27 s.n. Los Angeles Transverse Range; Santa Susana Mtns., fire road through a canyon about 0.5 mi west of Chatsworth Reservoir in Chatsworth 274 Comment
  CAS-BOT-BC51445  Ceanothus megacarpus var. megacarpus Carl B. Wolf 1932-5-10 3541 Los Angeles Santa Catalina Island. Along ridge between summit of the equestrian trail & Mt. Shatto 335 Comment
  CAS-BOT-BC50481  Ceanothus oliganthus F. A. Mac Fadden 1935-3-12 s.n. Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC50499  Ceanothus oliganthus Peter H. Raven; Robert F. Thorne 1964-5-7 19015 Los Angeles Saddle rock Ranch, near Seminole Hot Springs, Santa Monica Mountains Comment
  POM89885  Ceanothus oliganthus var. oliganthus F. W. Peirson 1926-3-20 6513 Los Angeles Arroyo Seco. 1006 Comment
  LA39242  Ceanothus spinosus H. L. Bauer; 1935-4-1 107 Los Angeles 731 Comment
  POM156312  Ceanothus spinosus L. R. Abrams 1903-3-11 3115 Los Angeles Sepulveda Canyon, Santa Monica Mountains. Comment
  UC219153  Ceanothus spinosus P. A. Munz, R. D. Harwood 1920-5-15 3950 Los Angeles Sepulveda Canyon Santa Monica Mts., Sepulveda Canyon 243 Comment
  SEINET11736967  Cedrus libani Unknown 1946-1 s.n. Los Angeles Pasadena Comment
  POM265785  Centaurea diluta E. Johnson 1943-5-29 s.n. Los Angeles Whittier Blvd. at entrance to 'Friendly Hills' Ranch, East Whittier Comment
  CATA1256  Centaurea melitensis Mark L. Hoefs, Douglas R. Hoefs 1995-6-29 2340 Los Angeles Santa Catalina Island: By Empire Landing Road near quarry 124 Comment
  UCR125942  Centaurea melitensis A. C. Sanders, Mark Elvin 2002-6-19 25190 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Long Cyn.' 1.5 mi. SE of Del Valle, SW of Castaic Junction, north of Potrero Cyn. 335 Comment
  UCR223705  Centaurea melitensis R. G. Swinney 2009-6-12 11117 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  CAS-BOT-BC272067  Centaurea melitensis F. Grinnell Jr. 1917-6-30 s.n. Los Angeles Altadena 457 Comment
  LA201816  Centaurium venustum Arthur C. Gibson; 2003-6-1 4924 Los Angeles Santa Monica Mountains, Malibu Creek, Mulholland Hwy Comment
  SEINET12651363 Image available Centaurium venustum Muriel F. Wheeler 1938-6-13 975 Los Angeles San Dimas Wash, .5 mi NE of San Dimas County Park 360 Comment
  RSA750095  Centranthus ruber R. G. Swinney 2008-4-30 8700 Los Angeles Glendora, Big Dalton Canyon Rd., 1.7 mi. NE of Glendora Mtn. Road 473 Comment
  RSA747411  Centrostegia thurberi R. G. Swinney 2008-6-9 8962 Los Angeles lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA772401  Centrostegia thurberi R. G. Swinney 2009-5-12 10752 Los Angeles Alimony Ridge, junction of Alimony Ridge and Alimony Ridge Rd. and to 1/2 mi. NW up ridge. 1435 Comment
  RSA774740  Centrostegia thurberi R. G. Swinney 2009-6-17 11170 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  RSA783169  Centrostegia thurberi Elizabeth A. Kempton, Eric Paul 2006-6-11 391 Los Angeles Roadside along N2, Ridge Road 1223 Comment
  UCR222763  Centrostegia thurberi R. G. Swinney 2009-5-12 10752 Los Angeles Transverse Range; San Gabriel Mtns., lower Brainard Canyon, 1.4-1.8 miles south of Mt. Emma Rd., 2.9 mi. SSE (164 deg. ) of Littlerock 1088 Comment
  RSA0104992  Cerastium glomeratum R. G. Swinney 2011-3-18 14146 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  SD253426  Cerastium glomeratum R. G. Swinney 2011-3-18 14146 Los Angeles San Gabgriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail. 366 Comment
  UCR11937  Cerastium glomeratum H. J. Thompson 1959-11-23 3008 Los Angeles Western Transverse Range; Santa Monica Mtns., S shore of Upper Franklin Canyon Reservoir 259 Comment
  CAS-BOT-BC400185  Ceratophyllum demersum A. Eastwood 1906-5-31 90 Los Angeles Bimini Baths Comment
  RSA0014965  Cercocarpus betuloides Steve D. Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11693 Los Angeles Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservancy reserve lands. Comment
  RSA650400  Cercocarpus betuloides A. E. Hersh 1950-7-15 s.n. Los Angeles Topango [Topanga] Canyon about 3 miles from west end. 152 Comment
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May 29 2014
  UCR95533  Cercocarpus betuloides L. C. Wheeler 1967-5-2 9277 Los Angeles Liebre Mtns, N side foothills, c. 0.3 mi. west of Los Angeles Aqueduct, just south of San Clarito Hospital. 'Baker Ranch' on Los Angeles Co. firearms closure map 396 Comment
  RSA0118871  Cercocarpus betuloides var. betuloides A. C. Sanders 2006-4-25 32181 Los Angeles Transverse Range; Liebre Mtns. Region: 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon. 960 Comment
  RSA549802  Cercocarpus betuloides var. betuloides Wandalee Thompson 1964-4-18 27 Los Angeles Thompson Ranch Fire Road, 20660 West Pine Canyon Rd., 7 miles west of Lake Elizabeth. 1128 Comment
  RSA611270  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1931-8-3 S- 40 Los Angeles San Gabriel Mountains 1/2 mile E of Palmer Canyon. 915 Comment
  UC1334669  Cercocarpus betuloides var. betuloides Jeannette L. Huber 1969-4-27 969 Los Angeles 1 mi n of Chilao Fire Station (Chilao); San Gabriel Mountains, Chilao 1524 Comment
  UC1871137  Cercocarpus betuloides var. betuloides T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4867 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
  UC195331  Cercocarpus betuloides var. betuloides S. B. Parish 1916-3-27 10743 Los Angeles summit of Laurel Canyon Comment
  UCR270487  Cercocarpus betuloides var. betuloides R. G. Swinney 2011-6-15 15170 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  RSA177026  Cercocarpus betuloides var. blancheae Carl B. Wolf 1932-10-4 4222 Los Angeles Santa Catalina Island. West slope above road in back of St. Catherine Hotel, Avalon. 23 Comment
  CAS-BOT-BC147717  Cercocarpus betuloides var. traskiae James R. Shevock 1975-3-24 4076 Los Angeles Between Salta Verde and China Point. Santa Catalina Island 121 Comment
  CAS-BOT-BC147719  Cercocarpus betuloides var. traskiae Robert F. Thorne 1967-5-18 36877 Los Angeles Santa Catalina Island: slope of Wild Boar Gully 137 Comment
  RSA449450  Cercocarpus ledifolius Anstruther Davidson 1906-6-1 s.n. Los Angeles Rock Creek Comment
  POM351646  Chaenactis artemisiifolia B. C. Templeton 1931-5-1 s.n. Los Angeles Mandeville Canyon 300 Comment
  UCR256184  Chaenactis artemisiifolia R. G. Swinney 2010-6-4 13070 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area (formerly Placerita Canyon State Park), 0.3-0.9 miles east of Nature Center along bottom of Placerita Canyon 543 Comment
  POM351645  Chaenactis artemisiifolia Samuel R. Tyson 1942-6-18 s.n. Los Angeles San Dimas Canyon. 1463 Comment
  RSA0001007  Chaenactis aurea L. R. Abrams 1901-07 1890 Los Angeles Wilson's Peak. 1768 Comment
  CAS-BOT-BC276894  Chaenactis fremontii Ira L. Wiggins; W. R. Ernst 1958-5-2 230 Los Angeles Desert flats 1 mile NW of Little Rock Comment
  RSA732928  Chaenactis glabriuscula R. G. Swinney 2000-5-20 7695 Los Angeles NE of Azusa, 0.8 mi. north of San Gabriel Dam, ridge east of Polecat Gulch north of Hwy 39 610 Comment
  CAS-BOT-BC277333  Chaenactis glabriuscula var. glabriuscula Geo. B. Grant 1906-6-17 6919 Los Angeles Summit Mt Wilson Comment
  CAS-BOT-BC277364  Chaenactis glabriuscula var. glabriuscula Alice Eastwood 1906-5-27 60 Los Angeles Garvanza Comment
  RSA562558  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Orlando Mistretta 1993-5-11 8122 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Western edge of Forest on ridge dividing Whitney Canyon and Placerita Canyon 488 Comment
  RSA660247  Chaenactis glabriuscula var. glabriuscula Orlando Mistretta, Peter L. Morrell 1992-6-4 478 Los Angeles San Gabriel Mountains: Short Cut Canyon, OVH area. Arroyo District Comment
  UC135114  Chaenactis glabriuscula var. glabriuscula C. F. Baker 1904-5-1 4784 Los Angeles hills near Claremont; Pacific Coast, Claremont Comment
  UC31022  Chaenactis glabriuscula var. glabriuscula J. Burtt Davy May 9 1896-May 24 1896 2582 a Los Angeles Lansing's, West Palmdale Antelope Valley, West Palmdale Comment
  POM351745  Chaenactis glabriuscula var. lanosa L. E. Hoffman 1926-3-18 s.n. Los Angeles Arroyo Seco river. Comment
  RSA597021  Chaenactis glabriuscula var. lanosa Timothy S. Ross, Steve Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3817 Los Angeles Ridgetop to the W of Crystal Lake (ridge descending SSW from Mt. Islip) 1884 Comment
  CAS-BOT-BC277822  Chaenactis santolinoides W. R. Dudley; F. H. Lamb 1896-6-9 4423 Los Angeles Liebre Mountains Comment
  UC1008307  Chaenactis santolinoides Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-14 4189 Los Angeles upper slopes of So. Fork of Little Rock Creek Canyon, higher n slopes of the San Gabriel Mts. Angeles National Forest, San Gabriel Mts, South Fork of Litt 1554 Comment
  UCR271855  Chaenactis santolinoides R. G. Swinney 2011-6-23 15310 Los Angeles San Gabriel Mountains, Chilao Campground area, Chilao Creek, N of jct. of service road to Chilao (Fire) Station and road to Chilao Visitor Center 1582 Comment
  SD253377  Chaenactis stevioides R. G. Swinney 2011-5-31 14929 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  RSA94402  Chaenactis stevioides F. W. Peirson 1923-5-25 3522 Los Angeles along stream on south side of canyon of Rock Creek, San Gabriel Mountains. 1296 Comment
  SEINET3859912  Chaenactis xantiana R. G. Swinney 2009-4-28 10512 Los Angeles Transverse Range; San Gabriel Mountains: Hunt Canyon, 20-200 mi. SE (upstream) of the Mt. Emma Rd.; 0 1226 Comment
  RSA752640  Chaenactis xantiana Amber Maurice, Laura Hoglin, Sylvia Rivera 2003-4-24 2 Los Angeles Gorman Pass, Tejon Ranch. Comment
  RSA724900  Chamaesyce K. Dobry 1991-6-28 d- 885 Los Angeles Santa Monica Mts. Las Virgenes Rd. & Mulholland Hwy. at Soka Univ., E. Section Comment
  RSA432393  Chamaesyce melanadenia Jack Rempel 1934-4-19 s.n. Los Angeles Griffith Park. Comment
  RSA604373  Chamaesyce serpillifolia subsp. serpillifolia L. C. Wheeler 1970-9-11 s.n. Los Angeles San Gabriel Mountains: East Fork San Gabriel Canyon, 1/2 mile upstream from Alder Gulch. 1310 Comment
  SBBG106903  Chamaesyce serpyllifolia M. L. Hoefs, R. F. Thorne, J. Takara, M. Gay 1995-7-27 2496 Los Angeles upper Bullrush Reservoir 292 Comment
  UCR51319  Chasmanthe floribunda A. C. Sanders 1988-2-3 7600 Los Angeles Pacific slope, El Segundo Dunes, west of Los Angeles International Airport & Pershing Drive, east of Vista Del Mar Blvd. 30 Comment
  LA201001  Cheilanthes covillei Carl Wishner; 1996-12-19 2420 Los Angeles SANTA MONICA MOUNTAINS, Ladyface Mountain, E arm, along Kanan Dume Rd. 250.0 Comment
  UCSB69250  Chenopodium berlandieri Gross, LeRoy; Denslow, Michael; Hogshead, Bill; Swartzentruber, Sarah 2003-6-17 Los Angeles Transverse Ranges; Verdugo Mountains region; South side of mountains; Brand Canyon, below the large waterfall, where the canyon forks off; (Burbank 7.5 Quad.: T1N R13W S8, NW1/4) UTM Zone 11; 3783985N 0383011E 393 Comment
  SBBG18723  Chenopodium californicum E. R. Blakley 1963-4-8 5553 Los Angeles ridge S of Avalon Valley above Avalon Terrace 243 Comment
  SBBG37898  Chenopodium californicum M. B. Dunkle 1939-4-2 7202 Los Angeles San Clemente Island, SE point of island Comment
  POM19219  Chenopodium californicum P. A. Munz 1923-4-9 6641 Los Angeles San Clemente Island, east coast. Comment
  RSA535747  Chenopodium californicum T. S. Ross 1991-5-23 5496 Los Angeles San Clemente Island: lower Tota Canyon, middle of Island, eastern escarpment. 82 Comment
  RSA611509  Chenopodium californicum L. C. Wheeler 1968-5-27 s.n. Los Angeles Alimony Ridge, at head of Brainard Canyon. 1402 Comment
  UC1971410  Chenopodium desiccatum Louis C. Wheeler 1966-10-1 8942 Los Angeles SAN GABRIEL MOUNTAINS: Big Tujunga at Colby Ranch Road. Comment
  RSA0060476  Chenopodium fremontii R. G. Swinney 2010-10-13 14033 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  RSA330798  Chenopodium fremontii Wayne E. Sawyer 1981-6-18 97 Los Angeles CA Hwy. 2 between Dawson Saddle and junction of CA Hwy. 39, 1.6 mi from Dawson Saddle. 2301 Comment
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Jul 17 2015
  UCR189832  Chenopodium fremontii R. G. Swinney 1998-7-14 6457 Los Angeles San Gabriel Mtns., north slope of Pine Mountain Ridge, from high point to Prairie Fork, c. 1 mi. SE of Cabin Flat 2165 Comment
  RSA518243  Chenopodium murale A. C. Sanders 1987-12-4 7586 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Dr., E of Vista Del Mar Blvd. 30 Comment
  RSA674748  Chenopodium murale Scott D. White, B. Leatherman 2001-7-25 8723 Los Angeles San Gabriel Mts: Hawthorne Youth Camp. About 6 miles W of Wrightwood, just N of Big Pines Hwy, near Jackson Lake. 1860 Comment
  POM50604  Chimaphila menziesii L. R. Abrams 1901-7-10 1891 Los Angeles San Gabriel Mountains: Wilson's Peak Comment
  RSA732768  Chorizanthe staticoides R. G. Swinney 2000-6-25 7793 Los Angeles Lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment
  RSA0004911  Chorizanthe staticoides var. latiloba A. D. E. Elmer 1902-06 3689 Los Angeles Acton Comment
  RSA0120025  Chorizanthe watsonii R. G. Swinney 2014-4-30 16294 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  RSA710389  Chorizanthe watsonii LeRoy Gross 2005-5-3 2255 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
  RSA600136  Chorizanthe xanti Steve Boyd, Lauren Raz 1997-5-28 9835 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
  RSA587219  Chorizanthe xanti var. xanti Orlando Mistretta, Christine Mistretta 1995-5-2 1670 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  CDA20115  Chrysanthemum coronarium M. O'Brien 2003-4-2 MOB 14 -03 Los Angeles South Coast; El Matador Beach in Robert H. Meyer Memorial SB. 0 Comment
  RSA719133  Chrysanthemum coronarium Naomi Fraga 2001-5-11 36 Los Angeles California State Polytechnic University, Pomona. Voorhis Ecological Reserve. Comment
  UCR126660  Chrysothamnus nauseosus A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, and others 2003-4-30 26220 Los Angeles Western San Gabriel Mtns., Castaic Valley along Castaic Creek 0-2 km downstream from Lake Hughes Rd., Newhall Ranch 351 Comment
  RSA600678  Chrysothamnus nauseosus subsp. hololeucus L. C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mountains : Sycamore Flat Campground; Big Rock Creek 1310 Comment
  POM6114  Cirsium brevistylum I. M. Johnston 1917-5-13 1026 Los Angeles El Monte. Comment
  IRVC26284  Cirsium occidentale Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2914 Los Angeles Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. Santa Susana Mtns. 915 Comment
  CAS-BOT-BC285411  Cirsium occidentale var. californicum Carl B. Wolf 1932-5-9 3453 Los Angeles Santa Catalina Island. Pebbly Beach. Hillside Canyon 30 Comment
  SBBG12513  Cirsium occidentale var. californicum P. H. Raven 1962-4-10 17186 Los Angeles above Wilson Cove 60 Comment
  UCR206167  Cirsium occidentale var. occidentale A. C. Sanders, T. B. Salvato 2009-5-29 37041 Los Angeles San Gabriel Valley, Irwindale on west side of Santa Fe Dam, west edge of the 605 Fwy north of Arrow Hwy and south of where the the freeway crosses the NW end of the dam 137 Comment
  POM293895  Cirsium occidentale var. occidentale Lyman Benson 1947-3-29 12286 Los Angeles Indian Hill, City of Claremont. 427 Comment
  UCD130814  Cirsium vulgare Elise Jackson 1993-4-21 35 Los Angeles Saugus, Bouquet Cyn Rd., 10 miles northeast of junction with Valencia Blvd. 487 Comment
  UCR223706  Cirsium vulgare R. G. Swinney 2009-6-12 11118 Los Angeles Transverse Range; San Gabriel Mtns., Shoemaker Canyon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River 652 Comment
  IRVC28689  Cirsium vulgare A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25476 Los Angeles Newhall Ranch, Potrero Canyon just above old ranch buildings and corrals NE end of Santa Susana Mtns. 335 Comment
  SBBG20576  Cistanthe maritima E. R. Blakley 1963-12-7 6317 Los Angeles W of Pyramid Head, S of Lighthouse 38 Comment
  RSA466592  Cistanthe monandra Anstruther Davidson 1920-6-7 s.n. Los Angeles Acton. Comment
  RSA279054  Cistus ladanifer R. F. Thorne 1971-4-23 41464 Los Angeles San Gabriel Mountains, Angeles National Forest: Chantry Flats, along trail to Santa Anita Canyon. 609 Comment
  RSA162764  Clarkia bottae John Olmsted 1958-4-26 117 Los Angeles Oak woodland with gradual Southward drainage along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont near eastern boundary of Los Angeles County 366 Comment
  RSA453469  Clarkia bottae Howard Mullins 1931-5-15 s.n. Los Angeles Griffith Park. Comment
  RSA73303  Clarkia bottae F. W. Peirson 1917-5-1 2087 Los Angeles Topanga Canyon, Santa Monica Mountains. Comment
  CAS-BOT-BC172442  Clarkia bottae Paul F. Covel 1940-4-9 1772 Los Angeles Near no. end Rossevelt Hgwy. Comment
  UC373526  Clarkia dudleyana C. L. Hitchcock 1928-5-11 46 Los Angeles above dam San Dimas Canyon 1000 Comment
  UCR48858  Clarkia dudleyana Steve Morgan 1974-5-17 143 Los Angeles San Gabriel Mtns., Big Tujunga Canyon, 0.5 mi. east of Big Tujunga Canyon Road, at a point 10.9 mi. north of Mt. Gleason Ave. 701 Comment
  LA201882  Clarkia epilobioides Arthur C. Gibson; 2003-4-15 4990 Los Angeles Simi Hills, Box Canyon, along hiking trail along Box Canyon Rd, ca 0.5 km S of Pioneer Pass 496 Comment
  LA82403  Clarkia epilobioides O. H. Kappler; 1944-5-21 674 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek, Monte Nido. 213 Comment
  POM219968  Clarkia epilobioides F. R. Fosberg 1932-5-5 8117 Los Angeles Canyon above Villa Park. Avalon, Catalina Island 40 Comment
  UCR142507  Clarkia epilobioides F. R. Fosberg 1931-4-10 S- 4549 Los Angeles Channel Islands, Santa Catalina Island, Avalon Canyon below Pacific Divide 190 Comment
  SBBG132122  Clarkia epilobioides S. A. Junak 1996-4-13 SCI 317 Los Angeles S of first cyn S of Bryce Cyn 15 Comment
  UCR214659  Clarkia purpurea A. C. Sanders, Dan S. Cooper 2010-4-30 38150 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  LA200704  Clarkia purpurea subsp. quadrivulnera H. & M. Lewis; 1946-7-14 29 Los Angeles Santa Monica Mountains, On corner of Sepulveda Blvd. & N Sepulvada Way Comment
  RSA37799  Clarkia purpurea subsp. quadrivulnera H. E. Hasse 1890-06 s.n. Los Angeles Foothills, Sierra Santa Monica [Santa Monica Mountains]. Comment
  SD69011  Clarkia purpurea subsp. quadrivulnera Robert F. Thorne, D. Propst 1968-5-29 Los Angeles Santa Catalina Island. Upper Cape Canyon below reservoir. 305 Comment
  CAS-BOT-BC165219  Clarkia similis John Thomas Howell 1928-5-6 3777 Los Angeles Along trail between Fern Lodge and [Madrono] Madrono Flat, E. Fork of Santa Anita [Canon] Canyon, San Gabriel Mts. Comment
  CAS-BOT-BC165497  Clarkia unguiculata Richard S. Felger 1968-6-13 s.n. Los Angeles Elsmere Canyon, San Gabriel Mts., Angeles Natl. Forest, ca. 2 mi se Newhall 518 Comment
  CAS-BOT-BC165499  Clarkia unguiculata Timothy S. Ross; J. Mark Porter 1995-5-4 8500 Los Angeles Texas Canyon: ca 2.65 road miles NE of Bouquet Canyon Road 609 Comment
  RSA240676  Clarkia unguiculata Donald R. Bissing 1973-6-2 118 Los Angeles Evey Canyon, San Gabriel Mountains: mouth of canyon. 707 Comment
  RSA652339  Clarkia unguiculata D. Bartholomew 1961-5-13 85 Los Angeles Big Dalton Canyon (just back from chain across road). Comment
  UC284266  Clarkia xantiana P. A. Munz 1923-5-27 6879 Los Angeles Rock Creek San Gabriel Mts. 1295 Comment
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May 13 2009
  UCR95314  Clarkia xantiana subsp. xantiana T. S. Ross, Steve Boyd 1995-6-28 8656 Los Angeles Liebre Mtns., Cold Canyon, SW end of Liebre Mtn., trail from U.S. Forest Service Road 7N23 NNE to an abandoned mine. 1293 Comment
  UCR185584  Claytonia exigua subsp. exigua A. C. Sanders, T. B. Salvato 2007-4-25 33554 Los Angeles Tehachapi Mtns., Oso Canyon near Kern Co. line, c. 0.1-0.2 mi. south of road on canyon bottom, c. 0.75 mi. east of powerlines 1220 Comment
  CATA1426  Claytonia parviflora Mark L. Hoefs, Steven A. Junak, Ralph Philbrick, Sarah Chaney 1996-2-14 2587 Los Angeles Santa Catalina Island: Falls Canyon, above city warehouse and other buildings, below reservoir 57 Comment
  RSA669631  Claytonia parviflora subsp. parviflora LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 194 Los Angeles San Rafael Hills: Ridge running west from lookout Tower, East of the (2) Glendale Freeway N 487 Comment
  RSA775864  Claytonia parviflora subsp. parviflora Orlando Mistretta, Christine Mistretta 2010-5-26 5198 Los Angeles Upper Mill Creek canyon drainage, S of Mill Creek Summit, along Southern California Edison transmission line corridor 1463 Comment
  SBBG127532  Claytonia parviflora subsp. parviflora M. L. Hoefs, S. A. Junak, L. Stratton 1998-3-21 2814 Los Angeles ca. halfway into Middle Cyn 286 Comment
  CAS-BOT-BC183861  Claytonia parviflora subsp. parviflora Timothy S. Ross; Steve Boyd 1994-5-4 7653 Los Angeles Grass Mountain: gradual, grassy slope of easterly exposure, ca 70 m ENE of the summit 1391 Comment
  RSA0019898  Claytonia parviflora subsp. viridis Orlando Mistretta, Christine Mistretta 2011-6-29 5762 Los Angeles Vicinity of Mt. Gleason. Along Mt. Gleason Road, near microwave tower 0.5 miles SE of summit. 1945 Comment
  RSA733833  Claytonia parviflora subsp. viridis 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. 732 Comment
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Jan 26 2011
  POM795  Claytonia perfoliata subsp. mexicana E. T. Terry s.n. Los Angeles San Dimas Canyon. 610 Comment
  RSA466701  Claytonia perfoliata subsp. mexicana E. S. Spalding 1931-4-1 s.n. Los Angeles Monrovia Canyon. Comment
  RSA386218  Clematis lasiantha Samuel R. Tyson 1942-5-22 s.n. Los Angeles San Antonio Canyon Comment
  UCR270090  Clematis lasiantha R. G. Swinney 2011-4-9 14365 Los Angeles San Gabriel Mountains, NE of the city of Monrovia, Woodrat Flats, between Sycamore and Twin Springs canyons, on the restored Ben Overturff Trail, N of Sawpit Cyn. 614 Comment
  CATA1270  Clematis ligusticifolia Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-12 2355 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon from road to beach 6 Comment
  LA207186  Clematis ligusticifolia Carl Epling; May 1926 sn Los Angeles Arroyo Seco Comment
  RSA795203  Clematis ligusticifolia Jane Tirrell 2012-8-3 LS 0146 Los Angeles South side California State Route 2, approx. 100 ft. east of turnout at mile marker 67.7. 2313 Comment
  SBBG107471  Clematis ligusticifolia S. L. Crockett, M. L. Hoefs, S. A. Junak, G. Allan 1996-10-31 554 Los Angeles jct of lower Cave Cyn and Middle Cyn Comment
  UC1584058  Clematis ligusticifolia Tim Ross, Orlando Mistretta, and Peter Fritsch 1990-7-10 4045 Los Angeles n.e. Tie Summit Station (and e. of Angeles Forest Hwy., w. drainage that meets Tie Canyon); San Gabriel Mts., Angeles Nat'l Forest, Tujunga Ranger Distr 1463 Comment
  CAS-BOT-BC92815  Clematis pauciflora L. R. Abrams 1916-1-3 5571 Los Angeles Between Azusa and Duarte. Comment
  RSA639235  Cnicus benedictus R. F. Thorne 1971-5-18 41354 -A Los Angeles Santa Catalina Island: Near mine on Blackjack Mountain. 518 Comment
  UC103360  Collinsia bartsiifolia var. davidsonii Dr. A. Davidson 1895-5-1 Los Angeles Lancaster Creek Comment
  SEINET12268905  Collinsia bartsiifolia var. davidsonii J. F. Bright, Wyman, C. 1931-1 5289 Los Angeles in Antelope Valley Comment
  JEPS4826  Collinsia heterophylla Rimo Bacigalupi with G. T. Robbins and L. R. Heckard 1953-6-15 4198 Los Angeles 3.2 mi e of start Forest Service Rd leading to Mt. Gleason (below summit of Mendenhall Ridge; between Little Tujunga Canyon and Pacoima Canyon); Angeles National Forest 1127 Comment
  POM4301  Collinsia heterophylla Philip A. Munz 1918-4-21 2087 Los Angeles South of Pomona Hills Comment
  RSA408289  Collinsia heterophylla M. B. Dunkle 1933-4-19 3318 Los Angeles Moist grassy hillside. North slope Comment
  RSA80170  Collinsia heterophylla F. W. Peirson 1921-6-21 4492 Los Angeles west fork of San Gabriel River 762 Comment
  RSA0117323  Collinsia parryi Steve D. Boyd, Lauren Raz 1997-3-25 9277 Los Angeles Liebre Mountains region: Knapp Ranch area at upper end of Castaic Creek drainage in broad alluvial valley at head of Cienaga Canyon, south of Liebre Mountain, flats and slopes just northeast of ranch compound. 976 Comment
  RSA0117386  Collinsia parryi F. W. Peirson 1921-6-14 2828 Los Angeles Tujunga Canyon, west end of San Gabriel Mountains. 1250 Comment
  SFV10461  Collinsia torreyi M. L. Vincent, M. J. Teiman 1964-6-24 586 Los Angeles San Gabriel Mountains Wrightwood Road at Old Ice Skating Rink on road to Wrightwood across from Camp Centinella Valley. 3 miles west of Wrightwood. 1980 Comment
  UCSB33262  Collinsia torreyi var. wrightii Griesel, Wesley 1982-6-6 Los Angeles Dawson Saddle; San Gabriel Mts 2438 Comment
  POM47656  Collomia grandiflora F. W. Peirson 1924-5-28 4634 Los Angeles Hoyt Ranch, Tujunga Canyon, San Gabriel Mountains. 579 Comment
  RSA563989  Colutea arborescens D. Kucera 1992-6-4 92 -1 Los Angeles Santa Anita Canyon, jct. of Sturdevant Falls Trail and trail to Sturdevant Camp & Mt. Wilson 549 Comment
  RSA188333  Comarostaphylis diversifolia subsp. planifolia R. F. Thorne, M. Z. Thorne 1966-5-31 36419 Los Angeles Santa Catalina Island, ridge running from S end of Mt. Orizaba, S side of S fork of Fern Canyon 488 Comment
  UCR182713  Commelina benghalensis R. G. Swinney 1998-2-16 5894 Los Angeles San Gabriel Mountains/San Gabriel Valley, mouth of San Gabriel River about 100-350 m north of Foothill Blvd., east bank 189 Comment
  UCR219295  Commelina benghalensis Lorraine Weller 2010-8-20 082010- 14 Los Angeles Los Angeles, Koreatown area, Rosewood Community Gardens, 4160 1/2 Rosewood Ave. 84 Comment
  RSA470548  Conium maculatum E. S. Spalding 1924-5-24 s.n. Los Angeles Los Angeles. Comment
  UC557740  Convolvulus simulans Nell Murbarger April, 1936 125 Los Angeles San Clemente Island; s end Comment
  UCR247271  Conyza bonariensis Dan S. Cooper 2013-8-8 813- 44 Los Angeles Griffith Park, edge of Los Angeles Zoo near Zoo Dr. and Crystal Springs Dr. 143 Comment
  RSA750096  Conyza floribunda LeRoy Gross, Pamela Conway 2009-11-15 4214 Los Angeles Cobal Canyon, southern foothills of the San Gabriel Mountains. North of Claremont. Near 549 Comment
  UCR146541  Cordylanthus nevinii Scott D. White 2004-8-11 10704 Los Angeles San Gabriel Mtns, c. 8 air mi WNW of Wrightwood; east of Fenner Saddle Rd. on Pacific Crest trail 2195 Comment
  UCR209428  Cordylanthus nevinii R. G. Swinney 2008-9-12 9448 Los Angeles San Gabriel Mtns., Kratka Ridge, 0.3 mi. east of Cedar Springs, just south of Conservation Camp 37 2088 Comment
  UCR209533  Cordylanthus rigidus R. G. Swinney 2008-10-10 9561 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  JEPS70068  Cordylanthus rigidus subsp. setiger L. R. Heckard 1971-9-29 2850 Los Angeles above (ne) Bouquet Reservoir; San Gabriel Mts. 944 Comment
  UCR12189  Coreopsis californica William R. Bowen 1962-4-20 050 Los Angeles West Mojave Desert, 4 mi north of Llano on County Rd 167th St. 945 Comment
  SEINET3146399  Coreopsis douglasii G. B. Grant 681 Los Angeles Altadena Comment
  CAS-BOT-BC101021  Coreopsis gigantea Geo. B. Grant s.n. Los Angeles Catalina Comment
  RSA233643  Coreopsis gigantea R. F. Thorne 1970-3-6 39410 Los Angeles Indian Rock in Emerald Bay, Santa Catalina Island. 15 Comment
  UCR97795  Coreopsis gigantea Scott D. White 1997-3-12 4752 Los Angeles Pacific Coast, Zuma Beach, mouth of Zuma Creek, E end of the County Beach. 8 Comment
  CAS-BOT-BC105697  Corethrogyne filaginifolia Moxley 1920-8-28 812 Los Angeles Garpito Canyon, Santa Monica Mts. Comment
  CAS-BOT-BC105699  Corethrogyne filaginifolia Dr. A. Davidson 1892-7-1 s.n. Los Angeles Wilson's Peak near Los Angeles Comment
  POM246454  Corethrogyne filaginifolia F. R. Fosberg 1931-7-15 5418 Los Angeles Isthmus, Santa Catalina Island. 5 Comment
  RSA0116845  Corethrogyne filaginifolia R. G. Swinney 2010-10-5 13970 Los Angeles San Gabriel Mountains; Placerita Cyn., Placerita Canyon Natural Area, 50-300 meters west of Nature Center. 463 Comment
  SFV12532  Corethrogyne filaginifolia J. W. Dole 1980-9-5 s. n. Los Angeles Santa Susana Mountains Santa Susana Mountains. Comment
  UCR239964  Corethrogyne filaginifolia R. G. Swinney 2009-11-16 11622 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, 20 m east (up canyon) from east edge of Kentucky Springs, tributary of Kentucky Springs Canyon, 3/4 mile W of Angeles Forest Hwy at Angeles National Forest boundary, 0.4 mi. west of junction of Mt. Emma Rd. and Angeles Forest Hwy 1122 Comment
  POM48100  Corethrogyne filaginifolia var. filaginifolia I. M. Johnston 1924-8-13 s.n. Los Angeles Sunset trail, 1 mi. S of Sunset Peak 1584 Comment
  RSA594852  Corethrogyne filaginifolia var. peirsonii Steve Boyd, Lauren Raz 1996-10-8 8981 Los Angeles Liebre Mountains region, Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  UCD112971  Cotoneaster pannosus Robert F. Thorne 1971-3-18 41491 Los Angeles San Gabriel Mts.; Cobal Canyon; c. 3 mi N of Claremont. 502 Comment
  POM356269  Cotula australis Donald R. Bissing 1973-5-4 51 Los Angeles 0.5 mile from canyon mouth 777 Comment
  SFV3857  Cotula coronopifolia M. L. Vincent 1960-3-24 59 Los Angeles Santa Monica Mountains Temescal Canyon beside dry streambed. Comment
  RSA611669  Crassula connata Steve Boyd, Lauren Raz, Mike Kinney 1998-3-17 10100 Los Angeles Liebre Mountains region: Plum Canyon southwest of Cruzan Mesa along Arline Road ca 2 miles west of junction with Sierra Highway in Mint Canyon. 610 Comment
  CAS-BOT-BC427742  Crassula connata Louis C. Wheeler 1932-3-9 471 Los Angeles U.C.L.A. Campus, West Los Angeles 137 Comment
  SDSU5759  Crassula connata A. H. Gallup 1949-3-5 328 Los Angeles Lasca - in old corral enclosure. Comment
  RSA595532  Crassula connata var. erectoides L. C. Wheeler 1969-4-19 s.n. Los Angeles San Gabriel Mountains. Placerita Canyon 457 Comment
  RSA719590  Crepis acuminata R. G. Swinney 1997-7-17 5687 Los Angeles Summit of Table Mountain, NW of Wrightwood. 2277 Comment
  POM181480  Crepis capillaris H. F. Copeland 1927-7-18 904 Los Angeles Campus of the University of California. Comment
  SBBG18705  Cressa truxillensis E. R. Blakley 1963-4-7 5503 Los Angeles Little Harbor 15 Comment
  SBBG78934  Cressa truxillensis F. R. Fosberg 1931-5-16 4880 Los Angeles Little Harbor 2 Comment
  CATA2930  Crocanthemum greenei Amy Catalano 2015-6-15 006 Los Angeles Santa Catalina Island: Ridge between Grand and Silver Canyon about 75 yards down slope from ridge towards Grand Canyon; between two oak groves 353 Comment
  UC450896  Crocanthemum scoparium var. vulgare F. A. MacFadden 1931-4-10 2582 Los Angeles Tejunga Canyon 426 Comment
  CAS-BOT-BC175840  Crossosoma californicum Robert F. Thorne 1970-3-5 39366 Los Angeles Santa Catalina Island: Cherry Valley 60 Comment
  SD21280  Crossosoma californicum Norman E. Bilderback 1938-4-14 Los Angeles Catalina Harbor Comment
  SEINET13327152 Image available Crossosoma californicum George B. Grant, Walter Wheeler 1904-1 235 Los Angeles Santa Catalina Island, Pacific Ocean, off southern California. Comment
  UCR141314  Crossosoma californicum R. F. Thorne 1977-3-22 45761 Los Angeles Santa Catalina Island, N slope of Blackjack Mountain above Blackjack Camp 518 Comment
  RSA0071924  Crossosoma californicum Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 35 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  UC868670  Croton californicus Marcus E. Jones, A. M. 1882-2-27 3030 Los Angeles Pasadena Comment
  UCR259754  Croton californicus R. G. Swinney 2010-4-28 12386 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
  SEINET5788892 Image available Croton californicus var. tenuis Marcus E. Jones 1882-1 3030 Los Angeles Pasadena, California Comment
  SD262231  Cryptantha R. G. Swinney 2009-6-8 11072 Los Angeles Transverse Range: San Gabriel Mtns; Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 1/Angeles Crest Hwy (Chilao Flat 7.5'Q) 1720 Comment
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Feb 19 2020
  UCR205232  Cryptantha barbigera R. G. Swinney 2008-5-2 8727 B Los Angeles San Gabriel Mtns., Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  SEINET7042269  Cryptantha barbigera A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  UCR276808  Cryptantha circumscissa R. G. Swinney 2010-5-21 12894 Los Angeles San Gabriel Mountains, unnamed ridgetop (summit 4322 ft.), 0.7 air miles due east of Angeles Forest Hwy., east of Kentucky Springs Canyon, 1.35 air miles due north of jct. of Angeles Forest Hwy. and Mt. Emma Rd. 1318 Comment
  SD113305  Cryptantha clevelandii var. florosa Darley F. Howe 1952-6-15 2228 Los Angeles Los Angeles, Santa Monica Mountains, Mulholland Drive, ca. 9 miles from ocean Comment
  RSA587125  Cryptantha clokeyi Orlando Mistretta, Steve D. Boyd 1995-5-23 1733 Los Angeles Bare Mountain canyon. Slopes on E side of main drainage. 1357 Comment
  JEPS67640  Cryptantha intermedia Rev. J. C. Nevin 1882-1 Los Angeles Los Angeles Comment
  RSA191005  Cryptantha intermedia R. F. Thorne, J. Henrickson 1963-5-5 32322 Los Angeles in Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  SBBG63827  Cryptantha intermedia R. Hoffmann 1932-4-26 Los Angeles Mint Cyn, N of Solemint Comment
  UCR213380  Cryptantha intermedia Dan S. Cooper 2010-3-23 20100323- 01 Los Angeles Western Transverse Range, eastern Santa Monica Mtns., Griffith Park, slope west of tennis courts, Vermont Canyon 265 Comment
  RSA159346  Cryptantha intermedia P. H. Raven 1962-4-10 17219 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island 488 Comment
  SD39883  Cryptantha intermedia var. johnstonii Edith A. Purer 1933-5-30 4997 Los Angeles Playa del Rey Comment
  CATA467  Cryptantha maritima Sara L. Crockett, Steve Junak 1997-3-27 609 Los Angeles Santa Catalina Island: N slope of Little Harbor, directly above beach; ca. 50 m upslope 42 Comment
  UCR127092  Cryptantha micrantha var. lepida Mark A. Elvin, Cathleen Weigand 2003-4-7 2451 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  RSA0076013  Cryptantha microstachys R. G. Swinney 2010-4-13 12209 Los Angeles Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Cyn. 561 Comment
  RSA773289  Cryptantha muricata R. G. Swinney 2009-6-24 11273 Los Angeles summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1909 Comment
  UCR280656  Cryptantha muricata var. denticulata R. G. Swinney 2014-5-21 16620 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
  CAS-BOT-BC173168  Cryptantha muricata var. muricata Timothy S. Ross; Steve Boyd 1994-5-4 7628 Los Angeles San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; ca 600 m SW of summit of grade; ca 2460 m ESE of Grass Mtn summit 1075 Comment
  RSA0079281  Cryptantha muricata var. muricata Frances L. Cramer 1934-3-15 s.n. Los Angeles Santa Susana Pass. Comment
  UCR120573  Cryptantha nevadensis var. rigida Steven R. Hill, K. Kramer 2001-4-22 33344 Los Angeles Southwestern Mojave Desert, N side of San Gabriel Mtns. Antelope Valley, east of California Poppy Reserve, N and S sides of Avenue I (Lancaster Rd.), 1.5 mi west of Munz Ranch Road, 2.6 mi west of junction with 120th Street West, about 15 mi due NW of Palmdale 805 Comment
  UCR84560  Cryptantha nevadensis var. rigida T. S. Ross, Steve Boyd 1994-5-25 7950 Los Angeles Liebre Mtns., Necktie Basin: Hanging basin c. 470-830 m west of Warm Springs Mtn. summit, c. 600-800 m WSW of summit 1076 Comment
  RSA747132  Cryptantha oxygona R. G. Swinney 2008-5-8 8814 Los Angeles West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA756895  Cryptantha oxygona Orlando Mistretta, Christine Mistretta 2008-4-7 3484 -a Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 48 per TRTP survey-2008) 1085 Comment
  UCR220269  Cryptantha oxygona R. G. Swinney 2009-4-24 10496 A Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, c. 200 m below (north of) Littlerock Creek Dam 963 Comment
  UCR269994  Cryptantha similis R. G. Swinney 2010-5-19 12799 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  UCR101258  Cryptantha simulans L. C. Wheeler 1968-5-30 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mountains, south side of Devil's Cyn. 1402 Comment
  UCD38455  Cryptantha utahensis Beecher Crampton 1955-4-28 2624 Los Angeles Comment
  SD249168  Cryptantha wigginsii Emma Clohessy, Chris Orosz 2012-5-27 Los Angeles Santa Catalina Island. West-facing road cut, on road between Cherry Cove and Howland's Landing. 50 Comment
  SEINET10682292  Cucurbita Heidi H. Schmidt 1999-10-14 Schmidt 3839 Los Angeles City of San Gabriel. Hawaii Supermarket: 120 East Valley Boulevard: San Gabriel, CA: 91776: (626) 307-0062 - phone. 110 Comment
  RSA613499  Cucurbita foetidissima L. C. Wheeler 1968-9-7 s.n. Los Angeles San Gabriel Mtns.: Big John Flat. 1676 Comment
  UCR178089  Cupressus arizonica LeRoy Gross 2002-2-2 471 Los Angeles Los Angeles Basin; Verdugo Mountains Region, North side Verdugo Mountains: shaved off peak top with concrete foundation, just west of McGroarty Cross, (near Pasko Park) off Verdugo Crestline Drive, east of Woodward Ave. ( grown back and gone back to nature, but shown on the 1999 Thomas Guide). South of Sunland-Tujunga and north of Verdugo Crestline Drive. 625 Comment
  RSA703838  Cuscuta ceanothi A. C. Sanders, Mark Elvin 2002-6-20 25222 Los Angeles NE end of Santa Susana Mtns.: Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river. 290 Comment
  SEINET9291008  Cuscuta indecora var. neuropetala Unknown 1958-8-5 3970 Los Angeles In alfalfa, N side Avenue K, E of 30th St, Lancaster. Comment
  CDA5578  Cuscuta reflexa T. C. Fuller 1969-10-23 19021 Los Angeles On the north side of biology building, California State College at Los Angeles, northwest of the San Bernardino & Long Beach Freeways, Los Angeles. 0 Comment
  RSA269290  Cuscuta reflexa T. C. Fuller 1969-10-23 19021 Los Angeles California State College at Los Angeles, NW of the San Bernardino and Long Beach freeways Comment
  UCR177772  Cuscuta subinclusa LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 395 Los Angeles Vedugo Mountains, Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 274 Comment
  RSA0066071  Cycladenia humilis var. venusta L. C. Wheeler 1970-7-26 s.n. Los Angeles San Gabriel Mountains: Ca. 0.3 mile south of Middle (Mt.?) Hawkins. 2529 Comment
  RSA0097546  Cylindropuntia californica var. parkeri Marc A. Baker, Michelle Cloud-Hughes 2015-7-11 18407 Los Angeles Claremont, 300m south of the SE base of Indian Hill. 394 Comment
  UC570161  Cylindropuntia californica var. parkeri P. L. Johannsen 1934-2-16 304 Los Angeles Soledad Canyon Santa Susana Quadrangle 381 Comment
  UCD97936  Cylindropuntia echinocarpa Daryl Koutnik 1978-3-23 127 Los Angeles North of State Hwy. 18 and just west of the Los Angeles/ San Bernardino County line. 960 Comment
  RSA483540  Cynodon dactylon Robert Gustafson 1960-9-16 1921 Los Angeles Ballona Wetlands, Area 2. Comment
  CATA1352  Cyperus eragrostis Mark L. Hoefs, Robert F. Thorne 1995-7-26 2459 Los Angeles Santa Catalina Island: Middle Canyon in stream bed just below reservoir 169 Comment
  CATA1891  Cyperus eragrostis Lauren K. Danner 2006-8-17 Los Angeles Santa Catalina Island: Coffee Pot Canyon, just south of Upper Coffee Pot Road 356 Comment
  HSC7215  Cyperus eragrostis C. E. Fellows 1965-12-20 186 Los Angeles 1 mi. S of Ventura Blvd. on Reseda Blvd. at Rosita St., NE foothills of Santa Monica Mtns. 274 Comment
  RSA92109  Cyperus erythrorhizos F. R. Fosberg, Joseph A. Ewan 1931-8-10 s.n. Los Angeles Crystal Lake, N fork San Gabriel River. San Gabriel Mountains. 1616 Comment
  RSA618692  Cyperus involucratus LeRoy Gross 1998-9-20 73 Los Angeles Southern base San Gabriel Mtns.: Tujunga Ponds. West of 210 freeway in big Tujunga wash, city of Sunland 365 Comment
  UCR210023  Cyperus involucratus R. G. Swinney 2008-12-2 9904 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  UCR224027  Cyperus involucratus Steve Boyd, Valentin Arvizu, Rick Riefner 2006-9-21 11687 Los Angeles Transverse Ranges; Verdugo Mountains region, Along La Tuna Creek between La Tuna Canyon Road and 210 Freeway. Comment
  IRVC28618  Cyperus involucratus A. C. Sanders, Mark Elvin 2002-6-20 25246 Los Angeles Santa Clara River bottom at confluence with Castaic Creek, near and above bench mark 926, at foot of bluffs on south side of river NE end of Santa Susana Mtns. 290 Comment
  UC838211  Cyperus niger E. Bethel 1916-8-9 Los Angeles Long Beach Comment
  RSA92096  Cyperus rotundus F. W. Peirson 1922-8-1 3265 Los Angeles High school (later Junior College) grounds of Colorado St., Pasadena, California Comment
Read comments
Oct 7 2010
  RSA0080647  Cystopteris fragilis R. G. Swinney 2010-8-9 13483 Los Angeles Big Santa Anita Canyon, just below (downstream from) Spruce Grove Campground 915 Comment
  UCR43312  Dactylis glomerata David Charlton 1986-6-15 241 Los Angeles San Gabriel Mtns, Lightning [=Blue?] Ridge at the intersection of Forest Rd. 3N06 and Angeles Crest Hwy, c. 4 mi NW of the San Bernardino Co. line and 5 mi NW of Wrightwood 2256 Comment
  RSA760605  Datura wrightii R. G. Swinney 2008-12-2 9926 Los Angeles Azusa, mouth of San Gabriel Canyon 0.8 mi. north of Foothill Blvd. 195 Comment
  UCR258921  Datura wrightii R. G. Swinney 2010-5-7 12617 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
  RSA421873  Datura wrightii Robert Gustafson 1980-7-9 1806 Los Angeles Ballona Wetlands, Area 3. Comment
  RSA652014  Datura wrightii A. E. Hersh 1950-7-8 s.n. Los Angeles vacant lot 2 blocks east of Centinella on Washington Blvd. Culver City. 30 Comment
  SBBG59573  Daucus carota R. Hoffmann 1927-8-31 Los Angeles E end of Bouquet Cyn Comment
  RSA470774  Daucus pusillus A. M. Johnson 1933-5-20 4305 Los Angeles San Gabriel Mountains, Fish Canyon Wash, open flat, west of bridge, Foothill Boulevard. Comment
  UC1587227  Deinandra clementina Tim Ross 1991-5-20 5354 Los Angeles un-named knoll ca 5500 ft s Wilson Cove Settlement (westerly slope 2500 ft nw of the 750 ft BM); San Clemente Island 205 Comment
  UCD131033  Deinandra clementina R. M. Beauchamp; M. Douglas 1972-3-24 3246 Los Angeles Wilson Cove, San Clemente Island. 60 Comment
  CAS-BOT-BC299289  Deinandra fasciculata Louis Kienitz 1934-8-4 s.n. Los Angeles Across the street from teh post office, Venice Comment
  UC53977  Deinandra fasciculata H. P. Chandler 1902-9-9 2016 Los Angeles roadside near Bellona Lagoon Comment
  UC620685  Deinandra fasciculata Muriel F. Wheeler 1938-7-2 893 Los Angeles at mouth of, e approach San Dunas Canyon; San Gabriel Mountains Comment
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Jul 28 2009
  CAS-BOT-BC294068  Deinandra kelloggii David D. Keck 1933-9-19 2534 Los Angeles Brea Canyon, 3 mi. N. of Orange County line Comment
  CAS-BOT-BC294072  Deinandra kelloggii David D. Keck 1933-9-19 2534 Los Angeles Brea Canyon, 3 mi. N. of Orange County line Comment
  RSA68766  Delphinium cardinale F. W. Peirson 1923-5-27 5323 Los Angeles Rock Creek, north San Gabriel Mountains 1296 Comment
  UC467790  Delphinium cardinale J. Grinnell 1903-6-27 Los Angeles Arroyo Seco Pasadena Comment
  RSA394507  Delphinium cardinale F. Denser 1939-6-26 s.n. Los Angeles Benedict Canyon. Comment
  JEPS23371  Delphinium glaucum Joseph Andorfer Ewan 1936-8-9 10013 Los Angeles Guffy's Spring Blue Ridge (s side of ridge) 2560 Comment
  RSA0029747  Delphinium glaucum Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0133 Los Angeles Lily Spring, Approx. 0.5 mi northwest of Mt. Hawkins 2459 Comment
  UC284276  Delphinium parishii P. A. Munz 1923-5-27 6877 Los Angeles slope San Gabriel Mts., Big Rock Creek 1295 Comment
  RSA0091475  Delphinium parryi subsp. parryi R. G. Swinney 2011-3-22 14188 Los Angeles mouth of Keril Canyon, tributary from east of Big Dalton Cyn., just below Big Dalton Cyn. Dam 509 Comment
  HSC25042  Delphinium patens C. S. Apperson 1967-6-11 Los Angeles 3 mi. up Haskell Canyon Rd. off Bouquet Canyon Rd. Comment
  RSA0102432  Delphinium patens subsp. hepaticoideum G. F. Orr 1956-4-28 s.n. Los Angeles Malibu Canyon. 610 Comment
  SEINET13094852  Delphinium patens subsp. hepaticoideum Joseph Ewan 1929-5-30 3497 Los Angeles Old Wilson Trail, mile below Orchard Camp. 915 Comment
  RSA0030020  Delphinium patens subsp. montanum W. G. Webb 1935-4-17 s.n. Los Angeles Arroyo Seco, near La Canada Comment
  CAS-BOT-BC82818  Dendromecon harfordii Lester Rowntree 1938-3-16 s.n. Los Angeles Catalina. Comment
  CAS-BOT-BC82859  Dendromecon harfordii D. Lansky 1981-4-15 139 Los Angeles Piuma Road. 2 miles south of Las Virgens road. 320 Comment
  CAS-BOT-BC82902  Dendromecon rigida Le Roy Abrams; E. A. McGregor 1908-6-20 401 Los Angeles Liebre Mountains. Between Oakgrove Canyon and Elizabeth Lake. Comment
  RSA433225  Dendromecon rigida Robin S. Collins 1973-3-26 214 Los Angeles Angeles National Forest, San Gabriel Mts., Trail Canyon. 609 Comment
  RSA433226  Dendromecon rigida F. R. Fosberg 1930-2-12 S 4207 Los Angeles Mint Canyon, San Gabriel Mts. 750 Comment
  RSA652538  Dendromecon rigida Gary Guntle 1971-5-16 s.n. Los Angeles 6 1/2 mi down Palmdale turnoff out of Big Pines. Comment
  RSA652873  Dendromecon rigida Ron Martinolich 1991-5-14 78 Los Angeles Los Angeles, Muholland Drive, 2.2 miles west of intersection with Encino Hills Drive, on roadside. Comment
  UC1595374  Dendromecon rigida Tim Ross 1992-7-16 6705 Los Angeles ridgeline between Iron Mtn and Condor Peak (3 deg n, 550m distant from Condor Peak summit, on se slope of 4949 ft knoll); San Gabriel Mountains 1490 Comment
  SBBG98080  Deschampsia danthonioides T. Ross, O. Mistretta, M. Hammitt 1991-5-18 5185 Los Angeles Twin Dams, pond W of the two earthen dams 473 Comment
  SEINET3347420 Image available Deschampsia danthonioides David Silverman, Jeff Jarvis, Colleen Martin 2010-5-20 8027 Los Angeles Mojave Desert; Antelope Valley, N of Lancaster, where Amargosa Creek jct of Sierra Highway and Avenue E, c. 150 m W of Hwy and just S of Ave E 701 Comment
  RSA771902  Descurainia pinnata R. G. Swinney 2009-5-5 10632 Los Angeles Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UCR191265  Descurainia pinnata R. G. Swinney 1998-7-2 6204 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR261137  Descurainia pinnata R. G. Swinney 2010-2-27 11726 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA254326  Descurainia pinnata subsp. glabra E. K. Balls 1966-3-17 12122 Los Angeles 2.3 miles W of Hano along Hwy 139, Palmdale Cajon Pass Comment
  POM307807  Descurainia pinnata subsp. menziesii Henry J. Ramsey 1938-3-5 2753 Los Angeles Eaton Canyon Park, Altadena. Comment
  UCD114787  Descurainia sophia O. K. Heddon 1931-3-14 2179 Los Angeles Lancaster. Comment
  UCR277088  Dicentra chrysantha R. G. Swinney 2010-10-5 13994 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  CAS-BOT-BC402265  Dicentra chrysantha F. Grinnell Jr. 1917-7-29 s.n. Los Angeles Mt Lowe. San Gabriel Mountains 1615 Comment
  SDSU7286  Dicentra formosa Gerald Collier 1951-5-5 B 301 Los Angeles Santa Anita Canyon, San Gabriel Mountains. About 2 miles up canyon from bottom of Chantry Flats Trail. Comment
  RSA0056419  Dicentra ochroleuca Bonnie C. Templeton 1930-6-17 1090 Los Angeles Frank's Canyon, N. of Beverly Hills. Comment
  CAS-BOT-BC499427  Dichelostemma capitatum A. C. Sanders 2003-3-14 25755 Los Angeles San Gabriel Valley on boundary between irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 560 Comment
  CAS-BOT-BC499429  Dichelostemma capitatum Reid Moran 1941-3-11 699 Los Angeles Ridge north of Middle Ranch,Santa Catalina Island 250 Comment
  UCR13459  Dichelostemma capitatum subsp. capitatum O. F. Clarke, B. T. Gittins, D. Kucera & So. Cal. Botanists Fld. Trip 1968-2-25 s.n. Los Angeles Channel Islands, Santa Catalina Island, within 0.5 mile of the U.S.C. Marine Sciences Station at the isthmus on the N end of the island 213 Comment
  RSA213427  Dichelostemma capitatum subsp. capitatum Reid V. Moran 1941-2-17 580 Los Angeles West slope of arroyo, Middle Ranch, San Clemente Island 500 Comment
  RSA376829  Dichelostemma capitatum subsp. capitatum F. H. Elmore 1939-11-26 1 Los Angeles San Clemente Island. Pyramid Cove. Comment
  UC205693  Dieteria canescens var. canescens I. M. Johnston 1917-8-22 1647 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork of San Gabriel River 1981 Comment
  RSA365102  Digitaria sanguinalis E. S. Spalding 1922-10-9 s.n. Los Angeles Los Angeles. Near Exposition Park. Comment
  UCD64075  Digitaria sanguinalis Peter H. Raven 1957-9-21 11345 Los Angeles West Channel Road, Santa Monica. Comment
  UCR127061  Dimorphotheca sinuata Mark A. Elvin, Cathleen Weigand 2003-4-7 2439 Los Angeles Santa Clarita Valley, Newhall Ranch Commerce Center, south of Castaic Creek, north of SR 126 297 Comment
  UCR261324  Dimorphotheca sinuata R. G. Swinney 2010-3-13 11886 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  CAS-BOT-BC152900  Diplacus brevipes Alice Eastwood 1913-5-11 3124 Los Angeles San Fernando Wash Comment
  SBBG66779  Diplacus fremontii R. Hoffmann 1929-4-28 Los Angeles Harold Comment
  CAS-BOT-BC150640  Diplacus longiflorus Prof. W. R. Dudley 1907-11-28 s.n. Los Angeles Near Monrovia Comment
  CAS-BOT-BC150658  Diplacus longiflorus Francis W. Pennell 1940-4-19 25143 Los Angeles Route 99, 2 mi. N.W. of Los Angeles 548 Comment
  CAS-BOT-BC150851  Diplacus puniceus Huron H. Smith 1912-5-28 5012 Los Angeles Avalon Canyon, Santa Catalina Isl. 182 Comment
  RSA0115973  Diplotaxis muralis Geo L. Moxley 1917-3-1 527 Los Angeles W 57th street near Budlong, in Parkway between sidewalk and curb Comment
  SBBG95217  Distichlis spicata M. B. Dunkle 1928-4-29 1909 Los Angeles near lagoon, Little Harbor Comment
  UCR204050  Distichlis spicata R. G. Swinney 2005-5-21 8271 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
  SFV12061  Dodecatheon clevelandii subsp. clevelandii D. L. Koutnik 1978-3-27 172 Los Angeles San Gabriel Valley Claremont. Johnson's Pasture in Live Oak Canyon drainage at north end of Mountain Avenue. 579 Comment
  RSA213368  Dodecatheon clevelandii subsp. insulare Reid V. Moran 1941-2-23 604 Los Angeles Catalina Island. South of Johnson's Valley 200 Comment
  RSA151267  Dodecatheon clevelandii subsp. insulare Peter H. Raven 1962-7-12 18041 Los Angeles Small colony only about 4 m across. Field base of slope above West point, San Clemente Island Comment
  CAS-BOT-BC129964  Dodecatheon redolens I. M. Johnston 1918-7-6 2100 Los Angeles Prairie Fork of San Gabriel River 2133 Comment
  SD148270  Drosanthemum floribundum A. C. Sanders, D. Malueg 2001-5-17 24339 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near west end of Jefferson Blvd. 121 Comment
  RSA682651  Drymocallis glandulosa LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1067 Los Angeles North side of mountains: South of Hostetter Motorway (On the thomas guide) just off La Tuna Canyon Road, south of and you can see the 210 freeway. 550 Comment
  RSA522447  Drymocallis glandulosa Tim S. Ross, Orlando Mistretta, Peter W. Fritsch 1990-7-10 4058 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
  POM366518  Drymocallis glandulosa var. glandulosa Anstruther Davidson 1890-04 s.n. Los Angeles Near Burbank Comment
  RSA693704  Dryopteris arguta V. V. Giles 1936-7-5 269 Los Angeles Crystal Lake Road 1220 Comment
  SD82439  Dryopteris arguta F. A. MacFadden 1931-3-29 Los Angeles Verdugo Hills, Tuna Canyon, opposite Belmont Country Club 395 Comment
  UCR108333  Dryopteris arguta L. C. Wheeler 1968-8-20 s.n. Los Angeles San Gabriel Mtns., Los Pinetos Canyon Spring 854 Comment
  UCR259074  Dryopteris arguta R. G. Swinney 2010-8-9 13481 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  UCR259399  Dryopteris arguta R. G. Swinney 2010-8-30 13637 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
  UCR238632  Dudleya cymosa subsp. crebrifolia Anuja Parikh, Nathan Gale 2010-6-28 3368 Los Angeles Transverse Range; San Gabriel Mtns., upper Sawpit Canyon, 0.1 km SW of White Saddle, 1.4 km NW of Mount Bliss 975 Comment
  UC933295  Dudleya cymosa subsp. pumila Reid Moran 1946-5-30 2064 Los Angeles 2 mi above Coldbrook Guard Station (Soldier Canyon) 1158 Comment
  POM1576  Dudleya lanceolata W. L. Crawford 1915-7-4 509 Los Angeles San Dimas Canyon- Claremont. Comment
  RSA603695  Dudleya lanceolata L. C. Wheeler 1932-6-12 824 Los Angeles San Dimas Canyon, San Gabriel Mountains. 534 Comment
  UCR200203  Dudleya lanceolata Valerie Soza, LeRoy Gross, Adelina Munoz 2000-5-12 896 Los Angeles Transverse Ranges; Verdugo Mountains, northwest side, northwestern end of Verdugo Crestline Drive from New Home Avenue, Sunland. Ridge east of 210 Fwy and west of fire road, south (above) water tank 488 Comment
  UCR264874  Dudleya virens subsp. insularis Reid Moran 1972-5-27 19143 Los Angeles South Coast, just east of Pt. Vicente 5 Comment
  UCD98653  Dysphania ambrosioides Daryl Koutnik 1978-8-24 s.n. Los Angeles 6922 Hesperia Avenue, Reseda. 213 Comment
  UCR210414  Echinochloa crus-galli R. G. Swinney 2008-12-6 9970 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
  CAS-BOT-BC197259  Echinochloa muricata var. microstachya F. H. Bosbyshell 1961-8-22 LASCA- 462 Los Angeles Pasadena Comment
  RSA748850  Ehrharta calycina R. G. Swinney 2008-4-10 8644 Los Angeles San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  CATA91  Ehrharta erecta Denise Knapp, Lauren K. Danner 2006-3-3 68 Los Angeles Santa Catalina Island: 106 Middle Ranch yard 200 Comment
  UCR51522  Ehrharta erecta A. C. Sanders 1987-12-4 7571 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport and Pershing Dr. 31 Comment
  UCR182120  Eleocharis macrostachya R. G. Swinney 1997-6-19 5621 Los Angeles San Gabriel Mtns., Jackson Lake, west of Wrightwood 1872 Comment
  RSA530063  Eleocharis palustris Timothy S. Ross 1991-8-16 5854 Los Angeles San Gabriel Mountains, Horse Flats 1713 Comment
  RSA594979  Eleocharis palustris Mark Hoefs, Steven A. Junak, Janet Takara, M. Gay 1995-7-12 2360 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon 6 Comment
  SBBG57104  Eleusine indica M. N. Ackley -Aug-1929 Los Angeles Cloverdale Street, Los Angeles 91 Comment
  RSA729834  Elymus elymoides R. G. Swinney 1998-7-8 6353 Los Angeles San Gabriel Mtns.: Wright Mountain, south of Wrightwood. 2585 Comment
  RSA339492  Elymus elymoides subsp. californicus Wayne E. Sawyer 1981-7-24 111 Los Angeles 0.5 mi. W of Mt. Hawkins 2560 Comment
  SEINET4134699  Elymus elymoides subsp. elymoides Scott D. White, Pam DeVries 1998-1 6762 Los Angeles Soledad Canyon Area: Proposed quarry area N of Soledad Cyn. Rd., S of I-14 freeway, E of Bee Canyon and W of Agua Dulce Cyn. USGS 7.5' Agua Dulce quad.; 0 549 Comment
  RSA3544  Elymus glaucus C. B. Wolf 1932-5-9 3488 Los Angeles At 2nd group of mine workings in left (east) fork of Pebbly Beach Canyon, Santa Catalina Island. 244 Comment
  UCR223573  Elymus glaucus R. G. Swinney 2009-6-3 11033 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  SEINET10864626  Elymus glaucus F. R. Fosberg 1931-4-14 Fosberg S 4610 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Creek bed. Upper Sonoran Zone. 180 Comment
  RSA669333  Elymus glaucus subsp. glaucus LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 557 Los Angeles Transverse Ranges; Verdugo Mountains region: North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 425 Comment
  UC450801  Emmenanthe penduliflora Fay A. MacFadden 1931-4-28 90 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCR48582  Emmenanthe penduliflora Steve Morgan 1974-5-2 99 Los Angeles Western Transverse Range; Santa Monica Mtns., Entrance to Tapia Park off Las Virgines Road 198 Comment
  UC54182  Encelia californica W. A. Setchell 1901-3-13 Los Angeles Elysian Park Los Angeles, Elysian Park Comment
  UCSB11957  Encelia californica Stern, A. 1961-3-19 Los Angeles 1.2 miles west of Fryman Rd. Fire Rd. X9, Studio City, Hollywood Hills, Santa Monica Mts. Comment
  UCR89943  Endolepis covillei Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  RSA584840  Ephedra nevadensis T. S. Ross 1991-4-27 4713 Los Angeles Black Butte: rocky easterly and northeasterly slopes. 960 Comment
  UCR280076  Ephedra nevadensis Onkar Singh 2016-4-2 5693 Los Angeles Mojave Desert, Antelope Valley, 11 km NW of Lancaster, 200 m south of West Avenue F and 400 m west of 60th Street West 708 Comment
  RSA184110  Ephedra viridis I. L. Wiggins 1966-4-24 20655 Los Angeles Desert wash just east of J.F.L. Motel, eastern skirts of Pearblossom. 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
  RSA747584  Epilobium brachycarpum R. G. Swinney 2005-8-22 8515 Los Angeles San Gabriel Mountains: Devil s Punchbowl County Park, lower Holcomb Canyon. 1280 Comment
  SEINET7042284 Image available Epilobium canum A. G. Vestal 1938-7-4 s.n. Los Angeles Bottom of Wash, Eaton Canyon, Angeles National Forest. Mount Wilson quadrangle. UTM Zone 11, 399333mE, 3785184mN. Comment
  CAS-BOT-BC166249  Epilobium canum subsp. canum L. R. Abrams 1913-7-18 5019 Los Angeles Russels Lake Comment
  RSA213412  Epilobium canum subsp. canum M. B. Dunkle 1939-11-24 7340 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  RSA595642  Epilobium canum subsp. canum Steve Boyd, Lauren Raz 1996-10-8 9005 Los Angeles Liebre Mountains region, Bouquet Canyon ca. 0.9 miles south of junction with Forest Service Road 6N08. 561 Comment
  RSA9681  Epilobium canum subsp. canum Louis C. Wheeler 1931-10-16 253 Los Angeles Sawpit Canyon. San Gabriel Mountains. 305 Comment
  RSA733182  Epilobium canum subsp. latifolium R. G. Swinney 1998-8-13 6761 Los Angeles San Gabriel Mtns.:Summit of Iron Mountain. 2427 Comment
  UCR210713  Epilobium ciliatum R. G. Swinney 2008-9-10 9419 Los Angeles San Gabriel Mtns., South Fork Big Rock Creek 1463 Comment
  UCR277200  Epilobium ciliatum R. G. Swinney 2010-9-30 13935 Los Angeles San Gabriel Mountains, 1.5 miles SW of Dawson Saddle, in S. Fork Big Rock Creek, from Hwy 2 (Angeles Crest Hwy) to 100 m (east) up canyon 2341 Comment
  RSA588315  Epilobium ciliatum subsp. ciliatum Gary D. Wallace 1964-5-18 s.n. Los Angeles Dalton Canyon Comment
  RSA458691  Epilobium ciliatum subsp. glandulosum F. R. Fosberg, Joseph A. Ewan 1931-8-12 4969 Los Angeles 1/2 mile west of Windy Camp, Mt. Islip. San Gabriel Mountains. 2287 Comment
  UCR223606  Epilobium densiflorum R. G. Swinney 2009-6-8 11077 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  RSA381691  Epipactis gigantea George Henry Grinnell 1925-5-29 s.n. Los Angeles Topanga Canyon, Santa Monica Mts. Comment
  POM168753  Epipactis gigantea C. J. Pox 1903-05 s.n. Los Angeles Near Glendale Comment
  IRVC28718  Equisetum hyemale A. C. Sanders, Mark A. Elvin 2002-8-26 25583 Los Angeles Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near "Airport Mesa" Northeastern Santa Susana Mtns./Santa Clara River Watershed 305 Comment
  RSA650207  Equisetum hyemale var. affine G. Foster 1961-6-3 127 Los Angeles West Covina Comment
  CAS-BOT-BC57313  Equisetum laevigatum Le Roy Abrams 1901-4-8 1443 Los Angeles Los Angeles River Comment
  SBBG31256  Equisetum laevigatum R. F. Thorne with P. C. Everett 1965-6-23 Los Angeles lower portion of Middle Ranch Cyn 91 Comment
  UCR239950  Equisetum laevigatum R. G. Swinney 2009-11-16 11641 Los Angeles Transverse Range; San Gabriel Mountains/Mojave Desert, Aliso Canyon, 2.6 miles west of junction with Angeles Forest Hwy, 150 m north of Aliso Cyn. Rd. 1027 Comment
  CAS-BOT-BC57800  Equisetum telmateia Carl B. Wolf 1932-5-12 3607 Los Angeles Santa Catalina Island. Middle Ranch Canyon, near bridge on lower road to isthmus. 30 Comment
  UCR205635  Eragrostis A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36994 Los Angeles San Gabriel Valley, San Gabriel River channel between Ramona Blvd. and Lower Azusa Rd., southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 100 Comment
  UCR205636  Eragrostis A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36993 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
  RSA596209  Eragrostis pectinacea Lauren Raz, Steve Boyd 1996-10-23 20 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
  UCD64537  Eragrostis pectinacea Robert L. Forsyth 1957-10-1 Los Angeles Antelope Valley Field Station, west of Lancaster. Comment
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Mar 6 2012
  RSA600990  Eremocarpus setiger L. C. Wheeler 1967-6-26 9886 Los Angeles Elsmere Canyon. 441 Comment
  RSA595697  Eremocarpus setiger L. C. Wheeler 1970-8-2 s.n. Los Angeles San Gabriel Mountains. Henninger Flats. 792 Comment
  HSC95470  Eremogone macradenia var. arcuifolia Steve Boyd, L. Moore, M. Wall 1997-7-24 10024 Los Angeles Sumit of Liebre Mountain, saddle at head of N Fork Fish Canyon, N of Atmore Meadows and S of Oak Flat, along FS Rd. 7N23, 4.2 mi W of jct with 7N08. 1720 Comment
  RSA0034384  Eremogone macradenia var. arcuifolia R. G. Swinney 1999-6-21 7377 Los Angeles Boulder Canyon Wash, south of east-west road that runs through Big John Flat. Wash bottom in ravine. 1634 Comment
  RSA0034385  Eremogone macradenia var. arcuifolia Orlando Mistretta 1994-5-23 1252 Los Angeles San Gabriel Mountains: Little Rock Creek. drainage E of creek and N of Forest Rd. 4N15. 1402 Comment
  JEPS69008  Eriastrum densifolium Frank W. Peirson 1919-7-29 521 Los Angeles Mt. Wilson San Gabriel Mts. (summit) 1767 Comment
  RSA0107786  Eriastrum densifolium subsp. austromontanum Orlando Mistretta 1994-6-8 1338 Los Angeles Little Rock Creek. un-named drainage draining N slope of Bare Mountain. 1158 Comment
  RSA0107979  Eriastrum densifolium subsp. elongatum Mark Brunell 1993-7-14 134 Los Angeles San Gabriel Mtns.: Big Tujunga Creek (upper Tujunga Valley), in center of wash, 400m north of western end of Wentworth St. in city of Sunland. 378 Comment
  SBBG116238  Eriastrum filifolium R. Burgess, P. Munro 2002-5-6 5131 Los Angeles Hungry Valley Rd, 0.2 mi W of Smokey Bear Rd 853 Comment
  CAS-BOT-BC514983  Eriastrum sapphirinum subsp. dasyanthum C. B. Wolf 1931-7-2 2262 Los Angeles Little Tujunga Wash, 0.5 mi above the bridge on the road from Sunland to San Fernando 335 Comment
  RSA0121277  Eriastrum sapphirinum subsp. dasyanthum Anstruther Davidson 1916-07 s.n. Los Angeles Crescenta. Comment
  UCSB6488  Ericameria arborescens Beach, Kay 1942-10-1 Los Angeles San Dimas Exp. Forest; Road to Sunset; about 1 mi above Glendora Mt. Rd. 1066 Comment
  RSA0050327  Ericameria cooperi Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns.: Santa Clarita, Bee Canyon just north of Soledad Canyon Road. SE of Hwy 14, west side of wash. 537 Comment
  UCR241085  Ericameria cooperi Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  UCR99525  Ericameria cooperi Steve Boyd, L. Raz 1997-3-26 9365 Los Angeles San Gabriel Mtns., Liebre Mountains region, northern base of Portal Ridge at mouth of Myrick Canyon, S edge of the Antelope Valley, south of Fairmont Reservoir. 1000 Comment
  SJSU2498  Ericameria cooperi var. cooperi H. L. Buckalew 1962-4-19 Los Angeles Mohave Desert between Little Rock & Victorville Comment
  CAS-BOT-BC286886  Ericameria ericoides Le Roy Abrams 1898-12-1 199 Los Angeles Ballona Harbor Comment
  POM359353  Ericameria ericoides var. ericoides L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  SBBG112161  Ericameria linearifolia C. Bornstein, E. Collins 1997-4-14 Los Angeles USFS Rd N2, ca. 1.2 mi W of jct with Sawmill Mt Rd 1211 Comment
  UCR220153  Ericameria linearifolia R. G. Swinney 2009-4-2 10266 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills/Western Mojave Desert, Bob's Gap, 3.2 miles south of Hwy 138 on east side of Bob's Gap Road 1235 Comment
  RSA0082876  Ericameria nauseosa subsp. consimilis R. G. Swinney 2011-7-21 15546 Los Angeles Strawberry Peak summit. 1860 Comment
  CHSC60272  Ericameria nauseosa var. hololeuca R. L. Ondricek-Fallscheer 1982-11-13 164 Los Angeles Beside Hwy 138, 3.3 mi e of 150th St. W.; and 9.1 mi e of the L.A. Aquaduct; ca 15 mi w of Lancaster. 763 Comment
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Feb 22 2012
  UC203112  Ericameria nauseosa var. hololeuca H. M. Hall 1917-10-27 10583 Los Angeles 6 mi w Lancaster Comment
  CAS-BOT-BC299511  Ericameria palmeri var. pachylepis Louis C. Wheeler 1931-10-16 254 Los Angeles U.C.L.A. Campus, west Los Angeles 114 Comment
  HSC79887  Ericameria palmeri var. pachylepis James Henrickson 1972-11-2 8093 Los Angeles 4 mi. N of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Road 366 Comment
  RSA149837  Ericameria palmeri var. pachylepis George W. Barclay 1839-10 3047 Los Angeles San Pedro Comment
  RSA0115401  Ericameria parryi R. G. Swinney 2010-9-23 13887 Los Angeles San Gabriel Mountains; summit of Middle Hawkins Peak on Hawkins Ridge. 2576 Comment
  JEPS19139  Ericameria pinifolia Frank W. Peirson 1918-10-16 268 Los Angeles Pacoima Canyon San Gabriel Mountains, Pacoima Canyon 518 Comment
  RSA628348  Ericameria pinifolia Steve Boyd 1998-10-7 10298 Los Angeles Bouquet Canyon, east of Bouquet Reservoir along Spunky Canyon Road just west of junction with Bouquet Canyon Road. 914 Comment
  SJSU13595  Ericameria pinifolia C. W. Sharsmith 1946-10-20 5500 Los Angeles upper Haines Canyon, San Gabriel Mts 853 Comment
  UC1118802  Ericameria pinifolia R. St. John 1928-2-10 1 Los Angeles San Francisquito Canyon Elizabeth Lake Quad., San Francisquito Canyon 731 Comment
  UCSB24045  Ericameria pinifolia McMinn, Howard 1937-2-28 Los Angeles San Fernando Wash Comment
  RSA759007  Erigeron foliosus R. G. Swinney 2008-10-8 9529 Los Angeles Table Mountain West, north of Big Pines 2284 Comment
  SEINET4044451 Image available Erigeron foliosus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 182 Comment
  SD138470  Erigeron foliosus Darley F. Howe Unknown 10 Los Angeles Claremont Comment
  POM357484  Erigeron foliosus var. foliosus Norman C. Cooper 1949-6-29 4370 Los Angeles San Gabriel Mountains. 457 Comment
  CHSC3679  Eriodictyon Mary MacArthur 1966-5-26 30 Los Angeles Switzers Camp, San Gabriel Mountains. 91 Comment
  CHSC14154  Eriodictyon crassifolium L. M. Mayer 1974-4-5 121 Los Angeles On Big Tujunga Canyon Rd. ca 1/2 mi ne of its junction with Mt. Gleason Blvd. Comment
  RSA762413  Eriodictyon crassifolium var. nigrescens Orlando Mistretta, Christine Mistretta 2008-5-9 3003 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
  SBBG131935  Eriodictyon traskiae S. A. Junak 2000-5-19 SCa 1306 Los Angeles rd to White's Landing, 0.1 mi from intersection with airport rd, on E-facing slope 408 Comment
  UCR206270  Eriodictyon trichocalyx R. G. Swinney 2008-6-10 9015 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, peak 6374 at extreme SE corner of park, on an extension of Pleasant View Ridge 1943 Comment
  OBI6123  Eriogonum angulosum Carl B. Wolf 1932-10-21 4362 Los Angeles 1/2 mi E of Palmdale Mojave Desert 808 Comment
  UC1375317  Eriogonum angulosum Robert F. Thorne and C. W. Tilforth 1971-6-29 40673 Los Angeles ca. 1/2 mi w, near mouth of Kentucky Springs Canyon Soledad (n slope of mts.); Angeles National Forest, San Gabriel Mts., Kentucky Springs 944 Comment
  CAS-BOT-BC241580  Eriogonum baileyi var. baileyi A. D. E. Elmer 1902-6-1 3690 Los Angeles Acton Comment
  RSA774958  Eriogonum brachyanthum R. G. Swinney 2009-5-6 10682 Los Angeles Carr Canyon at confluence with Little Rock Creek 909 Comment
  CAS-BOT-BC241905  Eriogonum cinereum Scott D. White 1997-11-5 6017 Los Angeles Malibu Coast: Mouth of Trancas Cyn., north of Pacific Coast Hwy. 7 Comment
  POM220265  Eriogonum cinereum F. M. Reed 1929-7-18 6542 Los Angeles Malibu Coast highway. Comment
  RSA393160  Eriogonum cinereum F. R. Fosberg, H. P. Bracelin 1931-10-11 S 5842 Los Angeles Topanga canyon, 1.5 mi. above mouth. Comment
  UC6415  Eriogonum cinereum Wm. H. Brewer 1860-12-21 80 Los Angeles Sierra Santa Monica Comment
  UCR217692  Eriogonum cinereum A. C. Sanders, Dan S. Cooper 2010-8-5 38559 Los Angeles South Coast, Madrona Marsh Preserve, Torrance 24 Comment
  CAS-BOT-BC242768  Eriogonum davidsonii I. M. Johnston 1917-7-3 1406 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon] 1828 Comment
  CAS-BOT-BC242772  Eriogonum davidsonii I. M. Johnston 1918-9-1 2134 Los Angeles San Antonio Mountains, Brown's Flats 1310 Comment
  POM2280  Eriogonum davidsonii I. M. Johnston 1917-7-3 1406 Los Angeles San Antonio Canyon 1829 Comment
  RSA579543  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1994-6-23 8075 B Los Angeles Sawmill Mountain: N slope ca 330 m SE to 525 m ENE of Sawmill Campground, descending NE along a ridge at the head of west fork Devils Gulch. 1463 Comment
  RSA680218  Eriogonum davidsonii Valerie L. Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1681 Los Angeles Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. 1982 Comment
  SBBG64279  Eriogonum deflexum R. Hoffmann 1927-8-31 Los Angeles Palmdale Comment
  UCR210231  Eriogonum elongatum R. G. Swinney 2008-10-22 9674 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
  CDA22576  Eriogonum elongatum Phillipson 1915-8-16 Los Angeles North Sierra Madre. Comment
  SBBG62019  Eriogonum elongatum var. elongatum R. Hoffmann 1927-9-21 Los Angeles Ridge Route (US Hwy 99) near Sandberg's Comment
  RSA393515  Eriogonum fasciculatum John P. Hill 1929-3-10 s.n. Los Angeles Hollywood Hills. Comment
  CAS-BOT-BC253204  Eriogonum fasciculatum var. fasciculatum Lewis S. Rose 1946-7-21 46221 Los Angeles N. end of Hollywood Reservoir 228 Comment
  HSC65733  Eriogonum fasciculatum var. fasciculatum R. F. Thorne, D. Propst, M. Haefs 1974-9-12 45110 Los Angeles Santa Catalina Island, halfway between airport and Rancho Escondido 274 Comment
  LA103225  Eriogonum fasciculatum var. fasciculatum Barry A. Prigge; 1985-6-14 6398 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, along trail from upper gate of Cold Creek Preserve to Murphy Ranch site. 658 Comment
  IRVC26644  Eriogonum fasciculatum var. foliolosum L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon San Gabriel Mountains 1433 Comment
  JEPS56983  Eriogonum fasciculatum var. foliolosum Elizabeth Day Palmer 1908-8-15 Los Angeles Los Angeles Comment
  RSA603189  Eriogonum fasciculatum var. foliolosum Louis C. Wheeler 1972-12-20 12781 Los Angeles San Gabriel Mountains: Cow Canyon Saddle 1372 Comment
  RSA630262  Eriogonum fasciculatum var. foliolosum Scott D. White, Dave Bramlet 1998-8-11 7029 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mile closed section of Highway 39 from ca. 1.6 mile W of junction Crystal Lake access road to junction Highway 2. 1707 Comment
  UC1032048  Eriogonum fasciculatum var. foliolosum A. Simontacchi 1935-5-26 42 Los Angeles 1 3/4 mi wsw Manzana; Tejon Quadrangle Comment
  UCR277407  Eriogonum fasciculatum var. foliolosum R. G. Swinney 2010-8-23 13570 Los Angeles San Gabriel Mountains, Mt. Zion summit, between Hoegee Campground and Camp Sturtevant on the Mt. Zion Trail 1090 Comment
  CAS-BOT-BC250104  Eriogonum fasciculatum var. polifolium W. R. Dudley 1899-7-22 s.n. Los Angeles Mt. Lowe, San Gabriel Mts Comment
  POM2242  Eriogonum fasciculatum var. polifolium L. R. Abrams 1902-6-30 2608 Los Angeles San Gabriel Mountains: Mt. Wilson. Comment
  SEINET7848305  Eriogonum giganteum subsp. formosum Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-22 22672 Los Angeles Channel Islands; east side 1 mile south of Wilsons Cove, San Clemente Island 50 Comment
  CAS-BOT-BC27337  Eriogonum giganteum var. formosum Townsend Stith Brandegee 1894-8-25 s.n. Los Angeles San Clemente Island Comment
  UC557786  Eriogonum giganteum var. formosum Nell Murbarger May, 1936 113 Los Angeles est side of island near the ocean San Clemente Island Comment
  LA201523  Eriogonum giganteum var. giganteum Arthur C. Gibson; 2003-8-25 4884 Los Angeles 3 Comment
  CAS-BOT-BC253445  Eriogonum gracile Le Roy Abrams 1900-8-1 1050 Los Angeles San Gabriel Wash Comment
  UC412777  Eriogonum gracile Geo. B. Grant 1904-9-15 450 -6422 Los Angeles Pasadena Comment
  UC6311  Eriogonum gracile A. J. McClatchie 1892-9-5 46 Los Angeles near Pasadena Comment
  POM7641  Eriogonum gracile var. gracile L. R. Abrams 1902-7-5 1561 Los Angeles Near the power house, San Gabriel Canyon. Comment
  CAS-BOT-BC252234  Eriogonum grande var. grande L. R. Abrams; I. L. Wiggins 1931-7-6 356 Los Angeles San Clemente Island. Vicinity of Mosquito Harbor Comment
  SBBG98486  Eriogonum grande var. grande T. Ross 1991-5-22 5467 Los Angeles Spray Cyn, short cyn 2400 ft ENE of Spray (which is 5200' N of Eel Pt) 79 Comment
  RSA530076  Eriogonum hirtiflorum Tim S. Ross 1991-8-16 5863 Los Angeles Horse Flats (southern end). 1741 Comment
  UCR270496  Eriogonum hirtiflorum R. G. Swinney 2011-6-15 15164 Los Angeles San Gabriel Mountains, Chilao Flat, Manzanita Campground area, c. 0.7 road mile NW of Angeles Crest Hwy 1585 Comment
  RSA300693  Eriogonum kennedyi var. alpigenum James R. Shevock 1974-10-5 3877 Los Angeles at the summit of Mt. Baden-Powell on the southern side of the peak. San Gabriel Mountains. Angeles National Forest. 2866 Comment
  RSA756918  Eriogonum maculatum R. G. Swinney 2008-6-17 9020 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway. 1992 Comment
  RSA641074  Eriogonum microtheca var. corymbosoides Orlando Mistretta, R. T. Hawke 1995-11-8 1949 Los Angeles San Gabriel Mountains. Comment
  RSA0040524  Eriogonum microtheca var. johnstonii Orlando Mistretta 1995-12-12 1954 Los Angeles Transverse Ranges; San Ganbriel Mountains region: Little Rock Creek Canyon. 1741 Comment
  SD230263  Eriogonum microthecum Louis C. Wheeler 1968-7-23 Los Angeles San Gabriel Mountains: Little rock Creek by the abandoned pumphouse and dam. 1951 Comment
  POM2225  Eriogonum mohavense Marjorie Shaw, Edna Spaudling, C. L. Walton 1917-4-6 s.n. Los Angeles Antelope Valley. Comment
  UC1971222  Eriogonum nudum Scott D. White, Dave Bramlet 1998-8-11 7053 Los Angeles WEST OF MT. ISLIP: Just above eastern boundary of San Gabriel Wilderness. Ca. 4-mi closed section of Highway 39 from ca. 1.6 mi W of junction Crystal Lake access rd to junction Highway 2. Crystal Lake USGS 7.5' quad. Comment
  UCSB1464  Eriogonum nudum Hoffmann, Ralph 1927-6-8 Los Angeles Ridge Route near Sandberg's Comment
  SBBG64156  Eriogonum nudum var. pauciflorum J. Ewan 1929-7-10 Los Angeles Barley Flats 1716 Comment
  RSA393063  Eriogonum parvifolium var. parvifolium L. E. Hoffman 1931-6-18 s.n. Los Angeles Hermosa Beach Comment
  CAS-BOT-BC258075  Eriogonum plumatella Carl B. Wolf 1932-8-11 4014 Los Angeles Desert slope of San Gabriel Mts. Big Rock Creek, 1 1/8 mi. below Big Rock Ranger Station 914 Comment
  CAS-BOT-BC258237  Eriogonum pusillum Roxana S. Ferris 1918-6-12 897 Los Angeles R.R. embankment between Oban and Lancaster Comment
  RSA424842A  Eriogonum pusillum Anstruther Davidson, H. E. Hasse 1906-6-1 1616 Los Angeles Big Rock Creek, Lowell Mine. Comment
  SBBG65211  Eriogonum pusillum Anstruther Davidson -Jul-1893 Los Angeles Big Rock Crk Comment
  UCD170273  Eriogonum trichopes R. G. Swinney 2009-4-29 10604 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
  RSA529202  Eriogonum umbellatum var. munzii Tim S. Ross, S. D. Boyd 1991-7-24 5603 Los Angeles Granite Mountain vicinity: ridge NNE of Granite Mountain. 1927 Comment
  RSA766481  Eriogonum umbellatum var. munzii E. L. Peterson 1929-7-14 312 Los Angeles Big Tujunga Canyon, about 2 miles above Hansen. San Gabriel Mts. Comment
  SD1267  Eriogonum wrightii var. subscaposum Ruth B. Randall 7/1931 107 Los Angeles Big Pines near Los Angeles Comment
  RSA545330  Eriophyllum confertiflorum Timothy S. Ross 1992-4-14 6155 Los Angeles San Clemente Island. Central E side of island; just below the mouth of Nanny Canyon on the rocky, rutted slope that drains northward. 137 Comment
  SFV6500  Eriophyllum confertiflorum T. Gordon, M. H. Grayum, P. McDonald 1974-6-4 s. n. Los Angeles Santa Susana Mountains Above cattle reservoir on Orcutt Ranch, north side of Oat Mountain Station. 1021 Comment
  UCD150975  Eriophyllum confertiflorum D. S. Park 2010-4-29 61 Los Angeles Wildwood Canyon, roadside near first canyon entrance trailhead. Growing on hillside 45 degree gradient. 388 Comment
  UCR223013  Eriophyllum confertiflorum R. G. Swinney 2009-5-5 10630 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  UC1595218  Eriophyllum confertiflorum var. confertiflorum Tim Ross and Peter Fritsch 1990-6-20 3657 Los Angeles ridgetop between W Fk San Gabriel River and Roberts Canyon (Rincon-Red Rd (2N24)); San Gabriel Mountains 1255 Comment
  RSA0120024  Eriophyllum pringlei R. G. Swinney 2014-4-30 16293 Los Angeles San Gabriel Mountains; 3.8-4.0 miles s. of Hwy. 138 on w. side of Largo Vista Road to ridge, c. 100 meters to the west. 1387 Comment
  CAS-BOT-BC296962  Eriophyllum wallacei W. R. Dudley; F. H. Lamb 1896-6-4 4318 Los Angeles Lancaster Comment
  SBBG8199  Eriophyllum wallacei H. and M. Dearing 1934-4-15 1902 Los Angeles near Palmdale Comment
  UCR272933  Erodium botrys Steven A. Junak 2000-6-30 SCa- 1354 Los Angeles Channel Islands, Santa Catalina Island, above Airport Road, across from Wrigley Reservoir, at turnoff for East Summit Vista area 427 Comment
  RSA592181  Erodium cicutarium Louis C. Wheeler 1967-5-12 9445 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  CATA621  Erodium cicutarium Mark L. Hoefs 1991-4-8 1074 Los Angeles Santa Catalina Island: Side canyon (Rattlesnake Canyon) of upper Avalon Canyon 146 Comment
  RSA0056377  Erodium cicutarium James R. Shevock 1970-2-27 21 Los Angeles Above Sylmar. 335 Comment
  RSA659747  Erodium cicutarium Orlando Mistretta, E. Kellogg, L. Arnseth, Peter L. Morrell 1992-4-3 67 Los Angeles San Clemente Island. Comment
  SEINET7047902  Erodium cicutarium Steven R. Hill, Kate Kramer 2001-4-22 33350 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. Elevation about 2640 feet. Comment
  RSA670927  Erodium moschatum Joseph M. Keefe 2001-1-19 30927 Los Angeles North side of wood fence along the Eagle Rock Park path between Scholl Canyon Road and Eagle Rock View Drive, 5 meters west of beginning of private driveway with mailboxes (5475 Eagle Rock View Drive); Eagle Rock District, Los Angeles, 90041. 293 Comment
  RSA614645  Erodium moschatum B. Pitzer 1996-4-28 2734 Los Angeles City of Long Beach, Cherry Beach, at W terminus of Junipero Ave., just across street from Bixby Park. Comment
  CAS-BOT-BC41439  Eruca vesicaria subsp. sativa Louis C. Wheeler 1955-4-12 7124 Los Angeles Chavez Ravine, Los Angeles. Vacant lot at Coronel and Adobe Street. Comment
  CAS-BOT-BC40710  Erysimum capitatum Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood. 2133 Comment
  UCR190899  Erysimum capitatum R. G. Swinney 1998-7-2 6201 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  UCR209935  Erysimum capitatum R. G. Swinney 2008-7-15 9214 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  UCR223202  Erysimum capitatum R. G. Swinney 2009-7-22 11309 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  LA35981  Erysimum capitatum var. capitatum Peter H. Raven; 1960-5-15 15371 Los Angeles SANTA MONICA MOUNTAINS, Piuma Road, 5.1 mi. NW of Rambla Pacifica. 213 Comment
  LA85129  Erysimum capitatum var. capitatum O. H. Kappler; 1946-4-13 1130 Los Angeles San Gabriel Mountains, Mint Canyon 761 Comment
  RSA226179  Erysimum capitatum var. capitatum Gary D. Cromwell 1971-4-16 521 Los Angeles Mystic Canyon, Angeles National Forest. 2 miles NE of Glendora at upper canyon fork 427 Comment
  SBBG31345  Erythranthe cardinalis R. F. Thorne with P. C. Everett 1965-6-23 34969 Los Angeles No 2 Reservoir, upper part of Middle Ranch Cyn 304 Comment
  CAS-BOT-BC151588  Erythranthe parishii Le Roy Abrams; E. A. McGregor 1908-7-2 559 Los Angeles Rock Creek, desert slopes of the San Gabriel Mountains 1158 Comment
  POM148416  Eschscholzia caespitosa C. F. Baker 1904-4-22 4180 Los Angeles Monrovia. Comment
  UCR190611  Eschscholzia caespitosa R. G. Swinney 2000-6-25 7795 Los Angeles San Gabriel Mtns., lower San Antonio Canyon, c. 70 m west of San Antonio Canyon Rd. and 80 m south of Shinn Rd. 793 Comment
  UCR88526  Eschscholzia caespitosa Scott D. White, Chet McGaugh 1995-5-16 3071 Los Angeles Transverse Range; eastern Santa Susana Mtns, just west of San Gabriel mountains. 'Sunshine Canyon' (name not on topo), west of San Fernando Rd and Hwy I-5, just SW of interchange with Calif. Rte 14 Fwy 488 Comment
  SEINET6911601  Eschscholzia caespitosa W. P. Vestal, A. G. Vestal 1955-3-26 3487 Los Angeles Antelope Valley east of Fairmont on 110th Street. "Gilia expanse" east side of road in field. Comment
  SEINET10313730  Eschscholzia californica I. Clokey 1942-4-19 5973 Los Angeles West Arcadia Comment
  UC1971148  Eschscholzia minutiflora Louis C. Wheeler 1973-4-21 Los Angeles Foothills of San Gabriel Mountains: East fork Kentucky Springs Canyon. Comment
  UCR220064  Eschscholzia minutiflora R. G. Swinney 2009-4-24 10446 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  RSA177870  Eschscholzia ramosa Robert F. Thorne, Percy C. Everett 1965-5-11 34573 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  RSA251403  Eschscholzia ramosa Robert F. Thorne 1966-4-15 36010 Los Angeles San Clemente Island, rocky sea-bluff 1/2 mile SSE of Eel Point, SW side of island 3 Comment
  SBBG31346  Eschscholzia ramosa R. F. Thorne with P. C. Everett 1965-5-11 34573 Los Angeles N side of N beach of Little Harbor 15 Comment
  RSA0010827  Eucalyptus A. C. Sanders, Dan S. Cooper 2010-3-12 37378 Los Angeles South Coast: Madrona Marsh, Torrance. 24 Comment
  IRVC26379  Eucalyptus camaldulensis Mark A. Elvin, Kim Marsden 2003-8-8 2979 Los Angeles Newhall Ranch, Santa Clara River, ca 100 m east of the Ventura Co. line Santa Clarita Valley 290 Comment
  SFV21062  Eucalyptus sideroxylon L. Gross, S. Larson, V. Soza 2001-5-31 387 Los Angeles Verdugo Mountains Southeast side of mountains. Dead Horse Canyon along road (Heather Ridge Drive). 335 Comment
  CHSC36433  Eucrypta chrysanthemifolia Arthur W. Dawson 1982-4-11 3 Los Angeles Roadside ca. 2 m n of Tuna Canyon Rd. and ca. 1.0 km n of Pacific Coast Highway, ca. 6.0 air km w of Pacific Palisades. 65 Comment
  RSA0094714  Eucrypta chrysanthemifolia R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14321 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  UCR277214  Eucrypta chrysanthemifolia R. G. Swinney 2010-5-25 12934 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  RSA747883  Eucrypta chrysanthemifolia var. chrysanthemifolia Justin M. Wood 2009-3-6 332 Los Angeles City of Claremont: NW corner of Monte Vista Ave and Foothill Blvd. County line goes through property but most plants were collected in LA County. 402 Comment
  UC167136  Eulobus californicus Marcus E. Jones, A. M. May 1882 Los Angeles Pasadena Comment
  RSA646283  Eupatorium adenophorum Orlando Mistretta 1992-7-14 714 Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  RSA727367  Euphorbia albomarginata R. G. Swinney 1998-5-16 6073 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  SBBG67746  Euphorbia lurida R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  POM8700  Euphorbia melanadenia P. A. Munz, R. D. Harwood 1920-3-13 3288 Los Angeles San Jose Hills 5 mi. W. of Pomona. 305 Comment
  UCR281158  Euphorbia melanadenia R. G. Swinney 2014-6-5 16721 Los Angeles San Gabriel Mountains, Glendora, 0.48 miles north of Sierra Madre Ave. at Rainbow Dr. 381 Comment
  SEINET3350440  Euphorbia melanadenia S. I. Apfelbaum 1981-1 104 Los Angeles Los Angeles, Lopez Canyon Land Fill. Comment
  CATA1367  Euphorbia misera Mark L. Hoefs, Robert F. Thorne, Janet Takara 1995-7-26 2486 Los Angeles Santa Catalina Island: Little Harbor, on hillside above upper road to Avalon 30 Comment
  RSA70381  Euphorbia palmeri F. W. Peirson 1922-7-6 3184 Los Angeles Swartout Valley region. Big Pines, north side of San Gabriel Mtns. 2073 Comment
  UCD170888  Euphorbia palmeri R. G. Swinney 1999-6-30 7486 Los Angeles San Gabriel Mtns., Grand View Canyon, c. 1.1 mi. north of Big Pines Hwy at All Nations Camp. 1585 Comment
  LA34243  Euphorbia peplus Peter H. Raven; 1959-10-9 14612 Los Angeles University of California, West Los Angeles 129 Comment
  RSA432459  Euphorbia peplus B. C. Templeton 1929-12-15 1445 Los Angeles Mandeville canyon, Santa Monica mtns. Comment
  RSA662143  Euphorbia peplus Carol Zuck 1981-2-3 2 Los Angeles 1443 A Springfield St. Upland. Comment
  UC1870260  Festuca arundinacea LeRoy Gross, Michael Denslow 2003-6-4 990 Los Angeles Transverse Ranges; San Gabriel Mountains region: Islip Saddle parking lot, off Angeles Crest Highway and intersection with Highway 39. 2011 Comment
  SBBG131676  Festuca microstachys S. A. Junak 1999-5-20 SCa 963 Los Angeles just E of high voltage line 502 Comment
  RSA0116323  Festuca microstachys var. ciliata A. C. Sanders 2008-4-17 34939 Los Angeles Transverse Range: mouth of canyon in hills c. 1.25 mi. SW of Neenach School, c. 1.5 mi. west of Pine Canyon. 956 Comment
  UCR114216  Festuca octoflora A. C. Sanders, D. Malueg 1998-6-24 22064 Los Angeles San Gabriel Mtns., E of Big Tujunga Dam below Hwy 2 (Angeles Crest) and above Tujunga Cyn. Rd., ridge above Josephine Creek, So. Cal. Edison Mesa-Vincent transmission line at tower 13-2 976 Comment
  RSA609264  Filago californica L. C. Wheeler 1968-5-25 s.n. Los Angeles San Gabriel Mountains: West side of Bear Creek off West Fork San Gabriel River. 655 Comment
  CAS-BOT-BC52546  Frangula californica subsp. californica H. E. McMinn 1925-8-6 1554 Los Angeles Sawpit Dam, San Gabriel Mts. Comment
  SFV2751  Fraxinus dipetala J. R. Swanson 1963-3-21 745 Los Angeles Santa Monica Mountains Las Virgenes Road. Northwest slope of the peak at west end of Tapia Park. 150 Comment
  SFV5277  Fraxinus dipetala W. A. Kelley 1969-4-1 s. n. Los Angeles Santa Monica Mountains Studio City. Fire Road No.9. Comment
  CAS-BOT-BC218563  Fraxinus velutina I. M. Johnston 1918-7-28 2097 Los Angeles San Gabriel River at El Monte 91 Comment
  IRVC29652  Fraxinus velutina A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26231 Los Angeles Castaic, south side of Lake Hughes Rd. near Ridge Route, west of Castaic Creek, Newhall Ranch property Western San Gabriel Mtns. 351 Comment
  OBI80786  Fraxinus velutina Luis Aguilar 2015-8-26 Los Angeles Peter Strauss Ranch, along Mulholland Hwy at northeast corner of the park. 230 Comment
  POM367617  Galium Freda Detmers 1924-2-2 s.n. Los Angeles Laurel Canyon. Comment
  POM367622  Galium Freda Detmers 1929-2-22 s.n. Los Angeles Mandeville Canyon, Botanic Garden. Comment
  RSA0080764  Galium angustifolium R. G. Swinney 2010-5-12 12733 Los Angeles Barrell Springs Road at jct. with 42nd St. East, on SW side of road from 30 to 150 meters west of 42nd, NE side of Palmdale Ditch, San Andreas Rift Zone. 921 Comment
  RSA756896  Galium angustifolium Orlando Mistretta, Christine Mistretta 2008-4-7 2350 Los Angeles along SCE transmission line corridor, ca. 1 mi. NW of intersection of transmission line with State Hwy. 14 (1.25 mi. NW of Vincent substation), southeast edge of Sierra Pelona Ridge. (Segment 5, structure 48 per TRTP survey-2008) 1085 Comment
  UCR276736  Galium angustifolium R. G. Swinney 2010-8-11 13508 Los Angeles San Gabriel Mountains, San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road 595 Comment
  LA50693  Galium angustifolium subsp. angustifolium Robert G. Engman; sn Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. 121 Comment
  RSA229182  Galium angustifolium subsp. angustifolium Robert F. Thorne, C. W. Tilforth 1971-6-30 40736 Los Angeles Big Rock Creek above Sycamore Flat. 1402 Comment
  RSA659921  Galium angustifolium subsp. angustifolium Orlando Mistretta 1992-8-28 786 Los Angeles Mt. Gleason management unit. Angeles National Forest. Tujunga Ranger District. Comment
  SBBG118484  Galium angustifolium subsp. angustifolium O. Mistretta 1992-7-13 695 Los Angeles Los Pinetos Spring Cyn Trail Comment
  SBBG98497  Galium aparine T. Ross, O. Mistretta, M. Hammitt 1991-5-19 5261 Los Angeles W fork of Near-Death Cyn, draining to Mosquito Cove (drainage beginning 800 ft N of Rest; 1800 ft SE of Malo Knoll 384 Comment
  UCSB9342  Galium aparine McElwain, Isabelle 1953-4-4 Los Angeles 1/4 mi N. junction Bull Canyon + zolzah. Granada Hills L.A. 457 Comment
  SD21266  Galium catalinense Norman E. Bilderback 1938-4-23 Los Angeles Catalina Harbor Comment
  UC1302357  Galium catalinense Robert F. Thorne and P. C. Everett 1964-2-6 33299 Los Angeles n-facing slope ca. 1/2 mi above Fourth of July Cove; Santa Catalina Island 30 Comment
  CAS-BOT-BC217475  Galium catalinense Steve Boyd; Tim Ross; Laurel Arnseth 1990-4-7 4263 Los Angeles Lower half of Chna Cyn, S end of island, W side, San Clemente Island Comment
  JEPS27192  Galium catalinense subsp. acrispum Reid Moran 1958-9-15 6822 Los Angeles canyon 1.8 mi se Eel Point; San Clemente Island 100 Comment
  RSA515126  Galium catalinense subsp. acrispum Aaron Liston, Orlando Mistretta, Loran Rieseberg 1989-4-29 800 -4 Los Angeles [San Clemente Island] Comment
  UCR194028  Galium johnstonii R. G. Swinney 1998-9-4 6923 Los Angeles San Gabriel Mountains, northwest of Wrightwood, eastern end of Jackson Flat 2287 Comment
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May 8 2012
  RSA799917  Galium nuttallii subsp. nuttallii Justin M. Wood 2009-3-20 379 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave. and Foothill Blvd. west of entrance road. 390 Comment
  UCR162368  Galium nuttallii subsp. nuttallii Anuja Parikh, Nathan Gale 2004-5-13 2009 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch (study area 46), near Magic Mountain Theme Park 396 Comment
  POM284023  Galium porrigens C. Epling 1931-5-2 s.n. Los Angeles Los Alisos Canyon, Santa Monica Mountains. Comment
  RSA530075  Galium porrigens var. porrigens Tim S. Ross 1991-8-16 5857 Los Angeles San Gabriel Mountains, Horse Flats. 1721 Comment
  UCR141300  Galium porrigens var. porrigens R. F. Thorne, M. Z. Thorne 1971-4-25 41338 Los Angeles San Gabriel Mountains, Johnson's Pasture north of Claremont 610 Comment
  UCR259155  Gamochaeta pensylvanica R. G. Swinney 2010-8-30 13612 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-BC303401  Gamochaeta ustulata Tim Ross; Janet Takara 1993-4-23 6943 Los Angeles Santa Catalina Island: upper E side of Cottonwood Canyon drainage, ca 1035 m WNW of Black Jack Mtn summit 435 Comment
  RSA573729  Garrya flavescens Tim S. Ross, Steve D. Boyd 1992-7-5 6634 Los Angeles Red Mountain: mesic draw draining E from the saddle between the Red Mtn summit area and the 3704 foot knoll to the SE of it. 1024 Comment
  POM76737  Garrya veatchii Marcus E. Jones 1882-2-28 s.n. Los Angeles Pasadena. Comment
  RSA0040525  Garrya veatchii Orlando Mistretta 1995-1-10 1957 Los Angeles Transverse Ranges; San Gabriel Mountains region: near Glendora Mountain Road, about 4 miles W of jct. with Mt. Baldy Road. 1418 Comment
  CDA5230  Gaura sinuata Johnson 1939-8-1 5 Los Angeles West Covina. 0 Comment
  RSA795226  Gayophytum heterozygum Jane Tirrell 2012-8-31 LS 0169 Los Angeles North-facing slope above Lily Spring, approx. 500 meters northwest of Mt. Hawkins 2487 Comment
  RSA0014583  Gayophytum oligospermum Orlando Mistretta, Christine Mistretta 2011-6-18 5717 Los Angeles Aliso Cyn drainage, E side of Gleason Cyn on Forest Rd. 4N24. 1508 Comment
  CAS-BOT-BC208060  Genista monspessulana Geo. B. Grant 1900-2-23 2264 Los Angeles Pasadena Comment
  RSA653380  Geranium rotundifolium LeRoy Gross 2000-9-9 272 Los Angeles Santa Monica Mountains: Rustic Canyon. 183 Comment
  RSA0099419  Gilia R. G. Swinney 2011-8-5 15602 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
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Dec 7 2018
  UCR281322  Gilia R. G. Swinney 2014-4-24 16211 Los Angeles San Gabriel Mountains, NE of Valyermo, wash and plateau at north end of Bob's Gap, 3.1-3.6 miles south of Hwy. 138, c. 0.2 miles east of Bob's Gap Rd., east of Bob's Gap Wash 1293 Comment
  SEINET6969906  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
  UCR256199  Gilia achilleifolia R. G. Swinney 2010-6-8 13208 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, east entrance (Walker Ranch) from Placerita Cyn. Rd. to canyon bottom and 0.2 miles to the west along Placerita Canyon Trail 573 Comment
  RSA0118838  Gilia aliquanta subsp. aliquanta A. C. Sanders, Mitch Provance, T. B. Salvato, Aaron Keller 2007-4-2 33346 Los Angeles West end of the Antelope Valley: hills north of Hwy 138, above corrals, c. 1.2 mi. airline NW of La Liebre Ranch. 960 Comment
  UC52696  Gilia angelensis Geo. B. Grant March 1901 3668 Los Angeles Pasadena Comment
  RSA777925  Gilia brecciarum subsp. brecciarum Orlando Mistretta, Christine Mistretta 2010-5-20 5149 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  RSA674648  Gilia capitata Scott D. White 2000-5-18 7894 Los Angeles San Gabriel Mts: Southern foothills above Irwindale. Fish Creek cyn, from the mouth of the Canyon at CalMat quarry upstream to falls. 305 Comment
  RSA648043  Gilia capitata subsp. abrotanifolia Orlando Mistretta 1992-7-13 680 Los Angeles San Gabriel Mountains: Los Pinetos Spring Canyon Trail. Comment
  SEINET883640 Image available Gilia collina var. grantii G. B. Grant 1902-1 503 Los Angeles Mount Wilson. Comment
  UCR190021  Gilia diegensis R. G. Swinney 1998-6-12 6953 Los Angeles San Gabriel Mtns., NW of Jackson Lake at Ball Flat, 0.7 mi. north of Big Pines Hwy on 4N16, Ball Flats Rd. 1890 Comment
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May 3 2012
  RSA469406  Gilia latiflora subsp. davyi Anstruther Davidson 1895-5-8 s.n. Los Angeles Lancaster. Comment
  RSA469405  Gilia latiflora subsp. davyi A. Menke 1955-4-16 s.n. Los Angeles 1 mile south-west of Gorman. Comment
  UC908483  Gilia latiflora subsp. latiflora Herbert L. Mason 1932-4-1 6869 Los Angeles one mi e Lancaster; Mohave Desert, e of Lancaster Comment
  UCR206452  Gilia leptantha subsp. transversa R. G. Swinney 2008-6-9 8969 Los Angeles San Gabriel Mtns., lower Sandrock Creek, 0.8 mi. SSW of Valyermo post office at Valyermo Rd. 1183 Comment
  RSA155879  Gilia minor P. H. Raven 1962-4-6 17108 Los Angeles 0.5 miles north of Pearblossom 854 Comment
  RSA725134  Gilia modocensis Sula Vanderplank, LeRoy Gross, Steve Hoskinson 2005-5-6 050506 -15 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
  RSA777926  Gilia modocensis Orlando Mistretta, Christine Mistretta 2010-5-20 5145 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  UC908502  Gilia modocensis Herbert L. Mason 1926-4-27 3028 Los Angeles Rock Creek , Rock Creek (desert slope of San Gabriel Mts.) Comment
  RSA783531  Gilia multicaulis J. D. Olmsted 1958-3-2 5 Los Angeles Blanchard Park on Pomona College campus, Claremont near eastern end of Los Angeles County. 366 Comment
  RSA0040128  Gilia ochroleuca subsp. bizonata Orlando Mistretta 1990-6-20 s.n. Los Angeles Vicinity of Mt. Gleason 1896 Comment
  UC212501  Gilia ochroleuca subsp. vivida I. M. Johnston 1917-8-24 Los Angeles near head Prairie Fork (San Antonio Mountains, Southern California); San Antonio Mountains, nr Head of Prairie Fork 2346 Comment
  RSA0017162  Gilia ochroleuca subsp. vivida Orlando Mistretta 1995-6-20 1784 Los Angeles Bare Mountain Canyon: end of Forest Rd. 3N7E at head of drainage, E of Pacifico Mountain. 2104 Comment
  SD230273  Gilia tenuiflora subsp. tenuiflora Louis C. Wheeler 1968-5-27 Los Angeles San Gabriel Mountains: Alimony Ridge. 1493 Comment
  RSA0002277  Githopsis diffusa F. W. Peirson 1925-4-23 5780 Los Angeles Forks of San Gabriel River. 534 Comment
  RSA601060  Glycyrrhiza lepidota Steve Boyd, Lauren Raz 1997-6-18 9999 Los Angeles Liebre Mountains region: Along Elizabeth Lake Road in Leona Valley (San Andreas Fault Rift zone), south of Ritter Ridge, 2.4 road miles west of intersection with Highland St. 877 Comment
  CAS-BOT-BC303781  Glyptopleura setulosa Roxana S. Ferris; Ruth P. Rossbach 1938-5-13 9488 Los Angeles 16 miles from Lancaster on the Muroc Rd Comment
  UCR273168  Gnaphalium canescens subsp. microcephalum R. G. Swinney 2011-10-25 15852 Los Angeles San Gabriel Mountains, along Coldbrook Creek from Coldbrook Campground upstream to tunnel, c. 0.3 stream-mile north of Hwy. 39, above confluence with Soldier Creek 1001 Comment
  UCR210006  Gnaphalium luteoalbum R. G. Swinney 2008-12-2 9918 Los Angeles San Gabriel Mtns., mouth of San Gabriel Canyon between Foothill Blvd. and the I-210 Fwy, from main river channel to 300 m east 177 Comment
  UCR210498  Gnaphalium luteoalbum R. G. Swinney 2008-12-4 9953 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon 1.8 mi. north of Sierra Madre Ave., north of bike trail parking lot, along flowing aqueduct of water filtration plant 223 Comment
  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
  LA201645  Gnaphalium palustre Arthur C. Gibson; 2003-12-27 5006 Los Angeles Simi Hills, Chatsworth Oak Park on N side of Chatsworth Reservoir Comment
  RSA91695  Gnaphalium palustre F. W. Peirson 1315 Los Angeles Sink at Inglewood. Comment
  RSA612315  Gnaphalium stramineum L. C. Wheeler 1932-6-4 802 Los Angeles Live Oak Canyon 518 Comment
  RSA628871  Guillenia lasiophylla L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains: Big Rock Creek, 3/4 mile north of Big Rock Springs. 1159 Comment
  UCR139913  Gutierrezia californica Scott D. White 1997-5-14 5128 Los Angeles Base of San Gabriel Mtns, Big Tujunga Wash, Sunland-Tujunga area, SW of 210 Freeway, east of Hansen Dam and north of Wentworth Street 351 Comment
  CAS-BOT-BC307287  Hazardia squarrosa var. grindelioides John Thomas Howell 1927-10-16 3154 Los Angeles On the trail between Santa Anita Canyon and Sierra Madre, San Gabriel Mts. Comment
  CAS-BOT-BC307289  Hazardia squarrosa var. grindelioides J. Ewan 1931-10-24 5269 Los Angeles One mile above Malibu Lake, Santa Monica Mts. Comment
  CATA2038  Hedypnois cretica Steven A. Junak, Keri Kirkland, Linda Vorobik 1998-5-14 Los Angeles Santa Catalina Island: N of Empire Landing Road, about 0.5 miles W of intersection with Airport Road 441 Comment
  CAS-BOT-BC306643  Helenium bigelovii I. M. Johnston 1917-7-28 1525 Los Angeles San Antonio Mountains. N. Fk San Antonio Canon [Canyon] (Gold Ridge Mine) 2438 Comment
  CAS-BOT-BC309434  Helenium puberulum A. J. McC. 1892-11-19 s.n. Los Angeles Pasadena Comment
  RSA441791  Helianthemum scoparium var. vulgare M. Bisbee 1917-5-3 s.n. Los Angeles Hills north side Eagle Rock Valley. Comment
  UCR165232  Helianthus annuus A. C. Sanders, Helen Kennedy 2005-4-13 29473 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, nameless canyon off end of Nadal St., off Whites Canyon Rd., between Mint and Plum Canyons 457 Comment
  SFV14472  Helianthus annuus J. L. Reveal 1987-9-21 3892 Los Angeles San Fernando Valley Limekiln Canyon north of Rinaldi. 366 Comment
  UCR55334  Heliotropium curassavicum S. J. Myers 1988-9-30 s.n. Los Angeles Western Mojave Desert, Palmdale area, north of Elizabeth Lake Road, near the intersection with 25th St. West 841 Comment
  CATA2051  Helminthotheca echioides Steven A. Junak, Mark Hoefs, Lisa Stratton, Keri Kirkland 1998-7-16 Los Angeles Santa Catalina Island: Flats at Little Harbor Campground 6 Comment
  CAS-BOT-BC305880  Helminthotheca echioides Joseph Andorfer Ewan 1932-6-24 7570 Los Angeles Arizona Ave., 4 miles W. of Hawthorne Comment
  LA34214  Helxine soleirolii Henry J. Thompson; 1959-11-23 3012 Los Angeles Santa Monica Mountains, Franklin Canyon, S shore of upper Franklin Canyon Reservoir 259 Comment
  UC32398  Hemizonella minima J. Burtt Davy May 9 1896-May 24 1896 2462 Los Angeles Manzana Antelope Valley Comment
  UCSB31008  Hemizonia congesta subsp. congesta Tanowitz, Barry Los Angeles Santa Susanna Pass; Ventura- Los Angeles County line Comment
  CAS-BOT-BC388494  Herniaria hirsuta var. cinerea Timothy S. Ross; J. Mark Porter 1995-5-4 8489 Los Angeles Liebre Mountains. Texas Canyon: ca 3.6 road miles NE of Bouquet Canyon Road 682 Comment
  RSA445004A  Hesperocnide tenella J. Aug. Kusche 1929-5-16 s.n. Los Angeles Beverly Terrace, ridge of Hollywood Hills 335 Comment
  RSA655961  Hesperolinon micranthum James Henrickson 1998-6-12 22240 Los Angeles Newhall area north of LA, on a proposed subdivision land on Mae Way between Mae Way and Happy Valley Drive, south of Lyon s Avenue in Newhall. Comment
  RSA229094  Heterocodon rariflorum R. F. Thorne, C. W. Tilforth 1971-6-30 40768 Los Angeles San Gabriel Mountains, Angeles National Forest: S Fork of Little Rock Creek c. 0.3 mile below Alder Saddle 1616 Comment
  CAS-BOT-BC143690  Heteromeles arbutifolia Mrs. C. E. Miller 1918-6-11 s.n. Los Angeles Santa Catalina Island Comment
  CHSC26112  Heteromeles arbutifolia James Henrickson 1971-6-20 5591 Los Angeles Cultivated at Rancho Santa Ana Botanic Garden in Claremont. Comment
  SBBG12781  Heteromeles arbutifolia E. R. Blakley 1962-10-6 5471 Los Angeles N edge of Avalon, where island rd leaves town 45 Comment
  UC1587556  Heteromeles arbutifolia Tim Ross 1991-9-2 5920 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, U.S.G.S. 7.5' quad. 472 Comment
  UC860406  Heteromeles arbutifolia F. R. Fosberg 1931-5-21 S 4957 Los Angeles Cherry Valley; Santa Catalina Island 20 Comment
  UCR124467  Heteromeles arbutifolia I. W. Clokey, B. C. Templeton 1929-1 4602 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  RSA0036058  Heterotheca fastigiata David Charlton 1992-9-13 s.n. Los Angeles Angeles Forest Hwy, Angeles national Forest, 6 miles north of La Cresenta near Georges Gap. 914 Comment
  RSA0074536  Heterotheca fastigiata Joseph A. Ewan 1930-12-7 3472 Los Angeles Clam Shell Canyon above Monrovia. Comment
  IRVC29179  Heterotheca grandiflora A. C. Sanders, Lee Jones 2004-11-7 29026 Los Angeles site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy San Fernando Valley 351 Comment
  LA32034  Heterotheca grandiflora Peter H. Raven; Henry J. Thompson 1959-10-14 14642 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  SFV3985  Heterotheca grandiflora K. A. Wilson 1961-2-8 841 Los Angeles Santa Susana Mountains Small canyon on Route 99, about 1 mile south of Route 6 intersection. 425 Comment
  CAS-BOT-BC48170  Heuchera elegans Robert F. Thorne; C. W. Tilforth; John Dourley 1969-7-29 38896 Los Angeles San Gabriel Mts., Angeles National Forest: Canyon above Angeles Crest Hwy. c. 1 mi. W of Vincent Gap, 2331 Comment
  UCR129355  Heuchera elegans F. W. Peirson 1924-5-27 4639 Los Angeles San Gabriel Mtns., north slope, Strawberry Peak 1753 Comment
  RSA0063092  Heuchera elegans G. D. Wallace 1975-7-12 1449 Los Angeles San Gabriel Mountains, along Angeles Crest Hwy., one canyon east of Little Jimmy Springs. 2213 Comment
  UCR210005  Hieracium horridum R. G. Swinney 2008-7-16 9260 Los Angeles San Gabriel Mtns., Buckhorn Canyon, 0.7 mi. north of Burkhart Trail parking lot along the trail, north of Buckhorn Campground 1890 Comment
  RSA782216  Hirschfeldia incana R. G. Swinney 2009-8-25 11498 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA191120  Holodiscus discolor Robert F. Thorne, M. Z. Thorne 1967-6-25 37068 Los Angeles Upper Cobal Canyon 564 Comment
  RSA449775  Holodiscus discolor Sam Tyson 1943-7-7 s.n. Los Angeles Big Dalton Canyon 579 Comment
  RSA449776  Holodiscus discolor Robert L. Dressler 1949-6-18 888 Los Angeles Johnstone Peak, San Gabriel Mts. 854 Comment
  UCR202709  Holodiscus microphyllus var. microphyllus R. G. Swinney 2001-8-18 8052 Los Angeles San Gabriel Mtns., Mt. Baden-Powell 2866 Comment
  RSA561573  Hordeum brachyantherum subsp. brachyantherum Steve Boyd, Walter Appleby 1993-5-24 8163 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Along ridgeline on western side of Loop Canyon. 792 Comment
  RSA640893  Hordeum depressum L. C. Wheeler 1967-8-2 10317 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  UCR232376  Hordeum depressum Dave Silverman, Jeff Jarvis, Colleen Martin 2010-5-18 8001 Los Angeles Mojave Desert, Antelope Valley, north of Lancaster, c. 100 m east of Sierra Highway, 190 m west of 10th St, 535 m north of Ave C and one km south of Ave B 704 Comment
  SBBG133001  Hordeum intercedens S. A. Junak 1996-4-12 SCI 296 Los Angeles NE end of island, along E side of Skink Alley Rd, in swale N of Peak 59, with building 60166, 1 mi NE of San Clemente Ridge Rd 140 Comment
  SD135418  Hordeum intercedens F. R. Fosberg 1931-4-22 S 4666 Los Angeles Santa Catalina Island; Eagles Nest, Middle Ranch Canyon. Comment
  CATA845  Hordeum marinum subsp. gussoneanum Mark L. Hoefs 1991-6-26 1445 Los Angeles Santa Catalina Island: Upper Cape Canyon at Cape Canyon Reservoir 390 Comment
  RSA0088157  Hordeum murinum R. G. Swinney 2010-3-14 11900 Los Angeles Whitney Canyon, from the Whitney Cyn. Conservancy parking lot, just east 14 Fwy., to 0.2 mi. to the SE in shallow ravine between the Santa Clara Truck Trail and the Whitney Cyn. Road. 447 Comment
  CAS-BOT-BC289338  Hordeum murinum subsp. glaucum M. B. Dunkle 1939-5-28 8108 Los Angeles East side Santa Barbara Island Comment
  RSA0108915  Hordeum murinum subsp. glaucum R. G. Swinney 2011-3-26 14219 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, West Fork San Dimas Canyon, 0.1 to 0.6 mile upstream from confluence with San Dimas Cyn. 476 Comment
  RSA187994  Hordeum murinum subsp. glaucum R. F. Thorne, P. Everett 1965-6-24 35031 Los Angeles Santa Catalina Island. Upper end of Escondido Canyon, W slope of Orizaba Mountain. 274 Comment
  RSA640940  Hordeum murinum subsp. leporinum L. C. Wheeler 1967-8-2 10321 Los Angeles Angeles National Forest; Sulphur Spring 1585 Comment
  SD37701  Horkelia cuneata var. puberula Edith A. Purer 1935-5-11 6592 Los Angeles Santa Monica Mountains, near junction of Malibu Lodge Road and Ventura Boulevard Comment
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May 28 2014
  RSA0064063  Hulsea heterochroma R. G. Swinney 2010-10-13 14031 Los Angeles Lily Spring, within 100 meters of main spring. 2454 Comment
  POM184664  Hulsea vestita subsp. gabrielensis Joseph A. Ewan 1932-5-29 7216 Los Angeles Arrastre Canyon. 1402 Comment
  RSA679993  Hulsea vestita subsp. gabrielensis LeRoy Gross, Michael Denslow 2003-6-4 975 Los Angeles Trail from Islip Saddle to Mt. Williamson 2195 Comment
  CDA1450  Hydrilla verticillata Aurelio Posadas, R. C. Wightman 1980-10-6 Los Angeles Lily pond at north entrance to the Los Angeles County Museum of Natural History, 900 Exposition Blvd., Los Angeles 0 Comment
  RSA453777  Hydrocotyle verticillata L. E. Hoffman 1931-11-16 s.n Los Angeles Malibu Creek Comment
  UC92002  Hypochaeris radicata A. J. McClatchie 1893-5-21 136 Los Angeles along street in Pasadena Comment
  CATA1390  Isocoma menziesii Mark L. Hoefs, Steven A. Junak, Allan Fone 1995-11-8 2525 Los Angeles Santa Catalina Island: By Haypress Reservoir 414 Comment
  CATA2007  Isocoma menziesii Steven A. Junak, Keri Kirkland 1997-11-15 Los Angeles Santa Catalina Island: 1 mile NW of Cactus Peak, at E end of conspicuous limestone ridge 387 Comment
  UCSB9932  Isocoma menziesii var. sedoides Wedberg, H. 1958-7-19 Los Angeles Point Dume Comment
  CAS-BOT-BC173252  Isocoma menziesii var. vernonioides A. C. Sanders; Mark A. Elvin 2002-8-26 25582 Los Angeles Western Transverse Range/Santa Clara River Watershed: Newhall Ranch, San Martinez Grande Canyon, north of Hwy 126, west side of canyon, WNW of Del Valle 335 Comment
  POM359499  Isocoma menziesii var. vernonioides E. S. Spalding 1923-2-7 s.n. Los Angeles Eagle Rock. Comment
  RSA131321  Isocoma menziesii var. vernonioides Peter H. Raven, H. J. Thompson 1959-9-19 13720 Los Angeles Along U. S. Highway 101, 0.2 miles east of turn to Zuma Beach. 46 Comment
  RSA652950  Isocoma menziesii var. vernonioides A. C. Sanders, D. Malueg, K. D. Jones 1999-11-19 23257 Los Angeles Santa Susana Mountains: Aliso Canyon Oil Field, Oat Mountain, Mormon, Limekiln and Aliso Canyon watersheds; This from upper Limekiln Cyn. near So Cal G[as] 595 Comment
  SBBG62841  Isocoma menziesii var. vernonioides R. Hoffmann 1927-8-30 Los Angeles near Castaic Comment
  UC174042  Isomeris arborea Geo. B. Grant 1901-1 615 Los Angeles Santa Catalina Island Comment
  CAS-BOT-BC340167  Jaumea carnosa Ernest Braunton 1902-6-8 488 Los Angeles Ballona Comment
  CAS-BOT-BC340169  Jaumea carnosa 1902-6-20 940 Los Angeles Redondo Comment
  RSA0011187  Juglans californica Raymond J. Dobbs 1924-4-3 3016 Los Angeles Griffith Park Comment
  IRVC29512  Juglans californica var. californica A. C. Sanders, Lee Jones 2004-11-7 29025 Los Angeles site called Lookout Gates on topo, 1 mile NE of Chatsworth at foot of Santa Susana Mtns., 5 acre estate proposed for conversion to private high school (Sierra Canyon H.S.), west of the north end of Lurline Ave, N of Nashville St., just south of 118 Fwy San Fernando Valley 351 Comment
  JEPS58701  Juglans californica var. californica Frank W. Peirson 1919-4-19 375 Los Angeles Pacoima Canyon San Gabriel Mountains Comment
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Mar 28 2014
  SFV21057  Juglans californica var. californica L. Gross, V. Soza 2001-5-31 392 Los Angeles Verdugo Mountains Southeast side of mountains. Along Las Flores Mountain Way, dirt road south of Polaris Drive. 396 Comment
  UC847332  Juglans californica var. californica Ira W. Clokey, B. Templeton June 1929 4585 Los Angeles Mandeville Canyon Santa Monica Mountains 250 Comment
  RSA756730  Juglans nigra A. C. Sanders, T. B. Salvato 2009-5-21 36891 Los Angeles Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 66 Comment
  UCR193939  Juglans nigra A. C. Sanders 2008-7-10 35721 Los Angeles South Coast; San Gabriel Valley, Whittier Narrows Nature Center, south of Durfee Ave. and west of Peck Rd., along San Gabriel River drainage 70 Comment
  SBBG32111  Juncus balticus R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -199 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  RSA368128  Juncus balticus Anonymous s.n. Los Angeles Verdugo Canyon Comment
  RSA158718  Juncus bufonius Peter H. Raven 1962-4-10 17238 Los Angeles San Clemente Island. Gully to west side of island about 1.5 miles north of Thirst. 457 Comment
  SD62216  Juncus duranii Victor Duran 1933-7-22 3527 Los Angeles Edge of stream, Buckhorn, San Gabriel Mountains. 1981 Comment
  UCR209643  Juncus duranii R. G. Swinney 2008-7-2 9118 Los Angeles San Gabriel Mtns., Buckhorn Flat Campground, south of Hwy 2/Angeles Crest Hwy 2000 Comment
  RSA368285  Juncus macrophyllus F. R. Fosberg, Joseph A. Ewan 1931-8-13 S- 5445 Los Angeles Big Cienega Pine Flats, N. Fork San Gabriel R., San Gabriel Mts. Comment
  RSA532826  Juncus macrophyllus Timothy S. Ross 1991-8-14 5786 Los Angeles 0.48 mi E of Roundtop Truck Rd. 1917 Comment
  RSA69665  Juncus macrophyllus Joseph A. Ewan, F. R. Fosberg 1931-7-13 4943 Los Angeles Big Cienega above Crystal Lake 1982 Comment
  RSA657296  Juncus mexicanus Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -5 Los Angeles Santa Clara River west from I-5 to trailer park. Comment
  SDSU11824  Juncus patens R. M. Beauchamp 557 Los Angeles In stream bed on Horse Canyon. Elev. 1100'. San Clemente Island, Calif. 335 Comment
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May 16 2008
  POM1602  Juncus rugulosus I. M. Johnston 1916-10-15 s.n. Los Angeles Evey Canon by creek, north of Claremont. Comment
  POM1597  Juncus textilis I. M. Johnston 1917-5-13 s.n. Los Angeles El Monte. 122 Comment
  RSA517173  Juncus textilis Timothy S. Ross, Orlando Mistretta 1990-10-16 3280 Los Angeles San Gabriel Mountains: Mt Baldy Ranger District, Angeles National Forest. Cape Horn Canyon. 610 Comment
  RSA603787  Juncus textilis L. C. Wheeler 1947-9-11 6627 Los Angeles South El Monte: San Gabriel River, near Potrero Chico. Comment
  UC213647  Juncus textilis I. Johnston 1916-11-26 24 Los Angeles n of Claremont; Evey Canyon 1127 Comment
  UCR219921  Juncus xiphioides R. G. Swinney, Jane Strong 2009-4-21 10400 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  NY21030  Juniperus californica T. S. Ross 1990-6-6 2808 Los Angeles Green Valley pasture in Francisquito Canyon, Saugus District, Angeles National Forest 926.6 Comment
  POM308082  Juniperus californica Henry J. Ramsey, Henry J. Ramsey 1940-9-4 2915 Los Angeles Palmdale Comment
  RSA0035668  Juniperus californica R. G. Swinney 2009-11-13 11619 Los Angeles confluence of Kentucky Springs Canyon and Soledad Canyon, 2.6 mi. SW of Vincent train station 921 Comment
  UCR209444  Juniperus californica R. G. Swinney 2008-10-8 9515 Los Angeles San Gabriel Mtns., Ball Flat, north of Jackson Lake 1890 Comment
  UCR3151  Juniperus californica Frank C. Vasek 1964-6-5 640605- 01 Los Angeles Mojave Desert/San Gabriel Mtns., 1 mi NW of the San Bernardino Co. line on State Hwy 138 1171 Comment
  RSA401767  Keckiella cordifolia L. E. Hoffman 1931-5-18 s.n. Los Angeles Big Santa Anita Canyon. Comment
  SD21267  Keckiella cordifolia Norman E. Bilderback 1938-4-23 Los Angeles Catalina 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
  NY790430  Keckiella ternata subsp. ternata T. S. Elias 1984-6-30 8498 Los Angeles Angeles National Forest; near Mt. Baldy Village; along trail to Sunset Peak 1371.6 Comment
  CAS-BOT-BC238331  Keckiella ternata var. septentrionalis Ernest C. Twisselmann 1959-6-2 5320 Los Angeles Old Ridge Route, 1.25 mile north of Quail Lake Fire Station 1219 Comment
  LA200969  Kickxia elatine Carl Wishner; 1997-10-16 2537 1 Los Angeles SANTA MONICA MOUNTAINS, Winter Canyon, Pepperdine University, Malibu 50.0 Comment
  CAS-BOT-BC499184  Kopsiopsis strobilacea I. M. Johnston 1917-7-4 1449 Los Angeles South slope of Mt. Baldy, San Antonio Mountains 2286 Comment
  RSA549588  Krascheninnikovia lanata T. S. Ross 1992-4-4 6076 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  CATA1650  Lactuca serriola Mark L. Hoefs, Steven A. Junak 1998-6-12 2934 Los Angeles Santa Catalina Island: Hillside above Catalina Harbor 14 Comment
  SD49392  Laennecia coulteri Reid Moran 1959-3-9 7156 Los Angeles San Clemente Island, arroyo 1 mile north of Eel Point 20 Comment
  RSA723831  Lagerstroemia indica Thomas Poon, Sarah Primrose, Amy Tran, Veronica McClellan, Lyanne Dominguez 2007-9-15 s.n. Los Angeles Claremont. Scripps College campus west of the southern wing of the Edwards Humanities Building. East of the sidewalk between the Humanities building and Bowling Green. Comment
  CATA2247  Lagunaria patersonia Sara L. Crockett 1996-10-28 12 Los Angeles Santa Catalina Island: Descanso Beach Club, N end 9 Comment
  CATA425  Lamarckia aurea Sara L. Crockett, Sheila Schueller 1997-3-8 563 Los Angeles Santa Catalina Island: Point overlooking Cottonwood Beach, ca. 25 m W of road 79 Comment
  LA12431  Lamarckia aurea Carl Epling; 1925-5-15 sn Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  LA35909  Lamarckia aurea Peter H. Raven; 1960-4-2 14864 Los Angeles 487 Comment
  RSA592153  Lamium amplexicaule Louis C. Wheeler 1967-5-7 9282 Los Angeles San Gabriel Mountains. Vicinity of Coulter Reservoir, Sunset Ridge, south of Millard Canyon. 610 Comment
  PASA736  Langloisia matthewsii Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  CAS-BOT-BC338138  Lasthenia californica M. B. Dunkle 1940-3-17 7401 Los Angeles North ridge, Santa Barbara Island Comment
  CAS-BOT-BC338147  Lasthenia californica C. F. Baker 1904-4-4 4087 Los Angeles Elsinore Comment
  CAS-BOT-BC338149  Lasthenia californica Marcus E. Jones 1882-5-2 3211 Los Angeles Pasadena Comment
  RSA264062  Lasthenia californica Noel Holmgren 1974-4-5 7626 Los Angeles N foothills of the San Gabriel Mtns, Portal Riudge, 13 airline miles W of Lancaster. 1067 Comment
  POM361566  Lasthenia glabrata subsp. coulteri Anstruther Davidson 1906-6-18 s.n Los Angeles Ballona Comment
  UCD150963  Lasthenia glabrata subsp. glabrata D. S. Park 2010-4-27 49 Los Angeles Ranch Santa Ana Botanic Garden 328 Comment
  UC891318  Lasthenia gracilis Marcus E. Jones, A. M. 1882-5-2 3211 Los Angeles Pasadena Comment
  UCR142927  Lasthenia gracilis F. R. Fosberg 1931-3-27 S- 4410 Los Angeles Channel Islands, Hamilton Canyon, Santa Catalina Island 150 Comment
  RSA0116844  Lathyrus vestitus R. G. Swinney 2010-5-25 12922 Los Angeles San Gabriel Mountains; Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom. 463 Comment
  POM126275  Lathyrus vestitus subsp. laetiflorus Stella Wieman 1927-4-15 s.n. Los Angeles Tujunga Comment
  RSA317202  Lathyrus vestitus var. vestitus Michael C. Long 1974-4-20 s.n. Los Angeles Devil's punhbowl county park, 0.5 mi.N of parking lot. Comment
  RSA515125  Lavatera assurgentiflora subsp. assurgentiflora Aaron Liston, Mistretta, Loren Rieseberg 1989-4-29 798 -1 Los Angeles San Clemente Island: NW end of main runway 6 Comment
  SBBG105338  Lavatera assurgentiflora subsp. glabra R. M. Beauchamp 1976-5-22 4152 Los Angeles rd at upper cabins at main cantonment area above Wilson Cove 57 Comment
  CAS-BOT-BC321527  Layia glandulosa Louis C. Wheeler 1932-4-9 567 Los Angeles 4 mi W of Fairmont, Mohave Desert 914 Comment
  UCR241086  Layia glandulosa Jeremiah George 2012-5-15 s.n. Los Angeles Western Transverse Range/San Gabriel Mtns., Santa Clarita, Bee Canyon just north of Soledad Canyon Road, SE of Hwy 14, west side of wash 537 Comment
  CAS-BOT-BC321529  Layia glandulosa I. Johnston 1917-5-13 976 Los Angeles San Gabariel Wash 152 Comment
  POM361623  Layia glandulosa George B. Grant 1904-5-5 4074 Los Angeles Arroyo Seco canyon, Sierra Madre Mountains Comment
  LA31661  Layia platyglossa Peter H. Raven; 1959-4-4 13972 Los Angeles Santa Monica Mountains, Point Dume, behind point 15 Comment
  RSA784342  Layia platyglossa Anonymous 1958-3-11 46 Los Angeles Along San Antonio Creek in Blanchard Park on Pomona College Campus, Claremont, near eastern end of Los Angeles County. 366 Comment
  RSA600544  Lemna minuta Steve Boyd, Lauren Raz 1997-5-28 9856 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
  RSA702174  Lepechinia fragrans Scott D. White 2004-7-28 10662 Los Angeles San Gabriel Mountains: Clear Creek area. In and around The Pines picnic area, immediately S of Angeles Forest Hwy, ca. 0.5 mi W of jtn. with Angeles Crest Hwy. 976 Comment
  SBBG119264  Lepechinia fragrans V. Soza, W. Law, L. Moore 2000-7-7 1059 Los Angeles above Henninger Flats, along Mt Wilson Rd (FS Rd 2N45.2); T1N R12W E/2, SE/4 S1 914 Comment
  UCR186065  Lepidium dictyotum T. B. Salvato, M. A. Hasskamp 2006-4-24 1349 Los Angeles Tehachapi Mtns Foothills, c. 4 mi east of Quail Lake and 0.5 mi north of Hwy 138 976 Comment
  RSA429872  Lepidium flavum George R. Johnstone 1932-4-24 15118 Los Angeles 15 miles E of Palmdale. Mojave Desert. Comment
  UCR167190  Lepidium flavum S. J. Myers 2005-5-11 s.n. Los Angeles Western Mojave Desert, NE of Lancaster, SW of the intersection of Avenue H and 10th Street, 120 acre area near landing strip 720 Comment
  RSA0073253  Lepidium fremontii Bonnie C. Templeton 1931-5-17 1202 Los Angeles West of Lancaster, Mohave Desert. Comment
  RSA535287  Lepidium lasiocarpum Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5335 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  SBBG13100  Lepidium lasiocarpum var. lasiocarpum E. R. Blakley 1962-6-10 5231 Los Angeles cyn mouth SE of Eel Pt, half way toward Seal Cove 9 Comment
  RSA682499  Lepidium latifolium Scott D. White, Michael Honer 2003-5-7 9199 Los Angeles South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  POM246460  Lepidium nitidum F. R. Fosberg 1931-4-15 4638 Los Angeles Eagles Nest, Middle Ranch Canyon Santa Catalina Island 210 Comment
  UCR187183  Lepidium nitidum A. C. Sanders 2006-4-21 32149 C 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
  SD69593  Lepidium nitidum var. nitidum Robert F. Thorne, P. Everett 1965-5-11 34594 a Los Angeles Santa Catalina Island: North side of North cove of Little Harbor 4 Comment
  UCD115863  Lepidium pinnatifidum J. C. Roos 1956-6-15 s.n. Los Angeles Santa Monica Blvd. along railroad tracks between Westwood and Beverly Glen Blvds. Comment
  UC10651  Lepidium virginicum var. pubescens Dr. A. Davidson 1895-1 Los Angeles Los Angeles Comment
  POM8948  Lepidium virginicum var. pubescens R. D. Harwood 1920-3-17 3354 Los Angeles 1/2 mile N of San Dimas. 366 Comment
  RSA95035  Lepidospartum latisquamum F. W. Peirson 1923-9-1 4017 Los Angeles Swartout Valley, at Saw Mill Canyon 1 mile E of summit at Big Pines 2011 Comment
  LA92024  Lepidospartum squamatum Peter H. Raven; 1961-10-15 16863 Los Angeles Claremont. In wash in front of Botanic Garden 259 Comment
  POM55242  Lepidospartum squamatum C. F. Baker 1903-9-20 16023 Los Angeles San Antonio Canyon near Claremont. Comment
  RSA482196  Lepidospartum squamatum Richard Noyes 1987-9-19 424 Los Angeles San Antonio Canyon 0.5 miles north of hwy tunnels 1158 Comment
  SD253390  Lepidospartum squamatum R. G. Swinney 2011-10-27 15921 Los Angeles San Gabriel Mts.: 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
  CAS-BOT-BC320589  Leptochloa Peter Rubtzoff 1988-10-7 9961 Los Angeles Gold Creek Road near junction with Little Tujunga Road, Little Tujunga Canyon, ca. 2 miles northeast of the entrance to Angeles National Forest, or ca. 4 miles northeast of junction of Osborne Street and Foothill Blvd., San Gabriel Mountains. 478 Comment
  RSA239467  Leptosiphon bicolor E. R. Blakley 1963-12-8 6398 Los Angeles San Clemente Island, canyon head above Mosquito Cove, between triangulation points Malo and Chenity. 366 Comment
  RSA601910  Leptosiphon breviculus L. C. Wheeler 1964-6-20 8489 Los Angeles Mt. Waterman: south side. Comment
  RSA729743  Leptosiphon breviculus R. G. Swinney 1998-7-8 6306 Los Angeles San Gabriel Mtns.: N of Wrightwood, eastern end of Jackson Flat. 2287 Comment
  RSA729935  Leptosiphon breviculus R. G. Swinney 1999-6-28 7435 Los Angeles East Fork of Puzzle Canyon Canyon. near old homesite at 2800 Deep Creek Cny. Rd. 1402 Comment
  UCR221918  Leptosiphon breviculus R. G. Swinney 2009-4-28 10524 Los Angeles Transverse Range; San Gabriel Mountains, summit of Mt. Emma 1608 Comment
  RSA0074218  Leptosiphon pygmaeus subsp. pygmaeus Louis C. Wheeler 1962-6-9 8562 Los Angeles San Clemente Island: Thirst Bench Mark. Comment
  SBBG17111  Leptosyne bigelovii K. A. Wilson 1962-3-25 1254 Los Angeles Soledad Cyn, W of Bee Cyn, N of River's End Ranch Comment
  RSA569225  Leptosyne californica B. C. Templeton 1931-5-17 1206 Los Angeles Between Palmdale and Lancaster. Mojave Desert. Comment
  SBBG92121  Leptosyne gigantea A. C. Sanders 1988-2-3 7594 Los Angeles El Segundo dunes, immediately W of LA International Airport & Pershing Drive, E of Vista Del Mar Blvd [probably introduced] 30 Comment
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Jul 28 2016
  RSA593560  Lessingia glandulifera var. glandulifera Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8918 A Los Angeles Liebre Mountains, Castaic Creek, upstream from Fish Canyon, entering the narrower portion of the [floodplain?] 500 Comment
  UCR259920  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-6-1 13080 Los Angeles San Gabriel Mountains, Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1098 Comment
  POM293896  Lessingia glandulifera var. glandulifera Richard Noyes 1947-10-9 12822 Los Angeles 1 mile NE of Cajon, San Bernardino Mts. 1098 Comment
  CAS-BOT-BC123033  Lessingia lemmonii var. peirsonii Frank Warrington Peirson 1923-6-9 3550 Los Angeles Liebre Mts., at lowest point between the divides of Pine and Oak Grove Canyons 1173 Comment
  RSA645579  Leymus cinereus A. C. Sanders, E. J. Lott 1993-5-6 13967 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave F''., (34 deg 45'N, 118 deg 09'W; [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 701 Comment
  POM295819  Leymus condensatus Arthur L. Cohen 1934-8-2 478 Los Angeles Topango [Topanga] Canyon, Malibu Mountain Range, Topango Canyon Watershed. 30 Comment
  UC174010  Leymus condensatus G. B. Grant 1901-6-6 2419 Los Angeles Pasadena Comment
  SBBG13555  Leymus triticoides P. H. Raven 1962-5-21 17810 Los Angeles Middle Cyn above 4 mi above ranch 274 Comment
  UC1178586  Lilium humboldtii Peter Kamb 1947-6-30 629 Los Angeles below Crystal Lake Camp (Soldier Creek); San Gabriel Mts., Soldier Creek 1188 Comment
  RSA226255  Lilium humboldtii subsp. ocellatum Gary D. Cromwell, David W. Wheat 1971-7-1 703 Los Angeles Mystic Canyon, San Gabriel Mountains, Angeles National Forest. 2 miles NE of Glendora. 427 Comment
  SBBG13198  Limonium perezii E. R. Blakley 1962-6-10 5211 Los Angeles above camp area, Wilson Cove 30 Comment
  RSA0057900  Limosella acaulis Richard G. Swinney 2010-9-7 13704 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  UCR127245  Linanthus androsaceus Mark A. Elvin, M. S. Enright, Tricia Wotipka 2003-5-24 2917 Los Angeles Santa Susana Mtns., Newhall Ranch, head of Salt Creek, northern crest of Santa Susana Mtns. 915 Comment
  SEINET12279027  Linanthus androsaceus J. F. Bright, Wyman, C. 1931-1 s.n. Los Angeles Lake Arrowhead Comment
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Aug 18 2018
  UCR7794  Linanthus breviculus Steven M. Hutchison 1971-5-22 s.n. Los Angeles Western Mojave Desert, Hwy 138, 2 mi. west of Pinon Hills, 40 yards from highway on narrow dirt road 1189 Comment
  SEINET7042272  Linanthus ciliatus A. G. Vestal 1938-7-3 s.n. Los Angeles Barley Flats, San Gabriel Mountains, Angeles National Forest. Chilao Flat quadrangle. UTM Zone 11, 401100mE, 379337mN. Ca 5000'. Comment
  UCR178182  Linanthus concinnus LeRoy Gross, Michael Denslow 2003-6-4 995 Los Angeles Transverse Ranges; San Gabriel Mtns, Southeast of Dawson Saddle, east of Angeles Crest Highway (Hwy 2) 2439 Comment
  UC1123977  Linanthus dichotomus A. D. Gifford 1935-3-25 499 Los Angeles 5.25 mi nw Sawmill Pk.; Tejon Quad. 914 Comment
  RSA131976  Linanthus pungens Gale Sphon 1959-6-27 381 Los Angeles 1 mile east of Dawson Summit, Angeles Crest Highway 2287 Comment
  RSA729878  Linanthus pungens R. G. Swinney 1998-9-7 6925 Los Angeles Pine Mountain Ridge, c. 1/4 mi. west of summit of Pine Mountain. 2817 Comment
  UCR256685  Linanthus pungens J. M. Porter, Lauren E. Machen 2012-5-30 15131 .3 Los Angeles Transverse Range; San Gabriel Mtns., along CA Hwy 2 (Angeles Crest Hwy) near (W of) Cortleyou Spring, 0.4 miles east (by road) of Islip Saddle and the junction with CA 39 (San Gabriel Canyon Road) 2070 Comment
  RSA19874  Linaria canadensis var. texana I. W. Clokey, Bonnie C. Templeton 1929-03 4505 Los Angeles Mandeville Canyon, Santa Monica Mountains. 350 Comment
  RSA400305  Linaria canadensis var. texana F. E. Durkee 1906-4-7 s.n. Los Angeles Hollywood Comment
  RSA250568  Linum usitatissimum Robert F. Thorne, M. Z. Thorne 1967-10-21 37384 Los Angeles San Gabriel Mountains, Angeles National Forest: Mt. Baldy Notch 2378 Comment
  UCR193680  Lithophragma R. G. Swinney, Dave Larson 1999-5-15 7141 Los Angeles San Gabriel Mtns., Wolfskill Canyon, above LaVerne and San Dimas, San Dimas Experimental Forest 549 Comment
  CAS-BOT-BC426254  Lithophragma affine Wesley O. Griesel 1962-5-28 s.n. Los Angeles Big Pines, San Gabriel Mts. 1828 Comment
  POM155812  Lithophragma affine subsp. mixtum M. B. Dunkle 1928-4-21 s.n. Los Angeles Santa Catalina Island. Renton Mine Road 274 Comment
  RSA660261  Lithophragma bolanderi Orlando Mistretta, Peter L. Morrell 1992-6-4 490 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  RSA149780  Lobelia dunnii var. serrata Wesley O. Griesel 1961-09 s.n. Los Angeles At Switzer's Camp in the San Gabriel Mts. 762 Comment
  LA202600  Lobelia dunnii var. serrata J. A. Ewan; 1929-8-17 3453 Los Angeles Santa Monica Mountains, lower Trancas Canyon 6 Comment
  SEINET3149011  Lobularia maritima G. E. Grant 654 Los Angeles Pasadena Comment
  RSA682511  Loeflingia squarrosa Scott D. White, Michael Honer 2003-5-7 9195 Los Angeles Santa Clarita Area: South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway. 335 Comment
  UCR127199  Loeflingia squarrosa A. C. Sanders 2003-5-1 26253 Los Angeles Western San Gabriel Mtns., SE rim of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and south of the filtration plant, Newhall Ranch 412 Comment
  SBBG64754  Loeseliastrum matthewsii R. Hoffmann 1927-6-14 Los Angeles Palmdale Comment
  UC1971217  Logfia filaginoides Louis C. Wheeler 1969-5-17 Los Angeles SANTA CATALINA ISLAND: 0.3 mile south southeast Isthmus Bench Mark. Comment
  RSA616532  Lolium perenne subsp. multiflorum Scott D. White 1996-5-15 4044 Los Angeles Southern Coastal region: Marina Del Rey Area; Ballona Creek floodplain W of Lincoln Blvd. & S of Jefferson Blvd. 3 Comment
  RSA0012122  Lomatium dasycarpum Mark A. Elvin 2003-5-1 2497 Los Angeles Newhall Ranch, Castaic Mesas, c. 1.5 km east of Castaic Lagoon in Charlie Canyon, survey area 69 396 Comment
  RSA599884  Lomatium nevadense var. parishii Steve Boyd, Lauren Raz 1997-5-6 9729 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
  CAS-BOT-BC240486  Lonicera hispidula June Giddings 1924-8-1 s.n. Los Angeles Santa Catalina Island - Summit Comment
  CAS-BOT-BC240495  Lonicera hispidula John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  CATA822  Lonicera hispidula Mark L. Hoefs 1991-6-17 1414 Los Angeles Santa Catalina Island: Upper Middle Ranch Canyon 329 Comment
  RSA161322  Lonicera hispidula var. vacillans P. H. Raven 1962-5-20 17773 Los Angeles Santa Catalina Island. Avalon canyon about 1 mile south of Avalon. Comment
  HSC3951  Lonicera subspicata var. denudata C. E. Fellows 1965-9-7 142 Los Angeles 3 mi. from intersection of Angeles Crest Hwy. and Angeles Forest Hwy. on Angeles Crest Hwy. 1220 Comment
  POM4537  Lonicera subspicata var. denudata D. L. Crawford 1915-7-16 s.n. Los Angeles Live Oak Canyon, Claremont. Comment
  UC1587555  Lonicera subspicata var. denudata Tim Ross 1991-9-2 5909 Los Angeles near Mulholland Highway x Yerba Buena Road; Santa Monica Mountains, Triunfo Pass 7.5' quadrangle 472 Comment
  RSA533964  Lotus argophyllus var. adsurgens T. S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5201 Los Angeles San Clemente Island: 1300 feet NNW of Gud (888') marker. 241 Comment
  UC866487  Lotus argophyllus var. argenteus Ezra C. Knopf 378 Los Angeles Santa Catalina Island Comment
  RSA775124  Lotus argophyllus var. argophyllus Orlando Mistretta, Christine Mistretta 2010-6-8 5278 Los Angeles Upper Big Tujunga Canyon; Lynx Gulch. Along Lynx Gulch Road, approx. 1.15 miles N of intersection with upper Big Tujunga Canyon Rd. 1100 Comment
  UCR43340  Lotus crassifolius David Charlton 1986-6-15 257 Los Angeles San Gabriel Mtns, Betweeen Blue Ridge Campground (1.5 air mi SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run; along the reservoir maintenance road, 0.7 to 1.2 mi south of Angeles Crest hwy on Forest Road 3N06 2439 Comment
  SEINET957343  Lotus davidsonii Tim Ross 1991-1 5789 Los Angeles San Gabriel Mtns. Pacific Mts Rd. .50 mil E of Lower Pacifico Campground Rd. Pacifico Mtn. 1926 Comment
  UCR177276  Lotus grandiflorus Scott D. White, Michael Honer 2003-5-7 9196 Los Angeles Santa Clarita area, South Fork Santa Clara River, from confluence with main fork upstream to bridge at Magic Mountain Parkway 366 Comment
  UC1587716  Lotus hamatus Tim Ross, Orlando Mistretta, and Mike Hammitt 1991-5-19 5243 Los Angeles 1800 ft se Malo Knoll [1396'] (w fork of Near-Death Canyon, draining to Mosquito Cove (drainage beginning 800 ft n of Rest [1336'] marker); San Clemente Island, Near-Death Canyon, Mosquito Cove 388 Comment
  RSA229728  Lotus heermannii var. heermannii R. F. Thorne 1969-7-2 38212 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA624990  Lotus heermannii var. heermannii L. C. Wheeler 1963-5-5 8255 Los Angeles San Gabriel Mountains: Bear Creek, off West Fork San Gabriel River. Comment
  RSA714713  Lotus humistratus A. C. Sanders 2005-5-5 29929 Los Angeles Western San Gabriel / Liebre Mtns. Region: Santa Clarita area, hills at SW end of Cruzan Mesa at Bench Mark Plum. 701 Comment
  POM175415  Lotus oblongifolius var. oblongifolius Joseph A. Ewan 1930-6-23 2653 Los Angeles Little Cienega below Crystal Lake 1463 Comment
  RSA601054  Lotus procumbens Steve Boyd, Lauren Raz 1997-6-18 9972 Los Angeles Liebre Mountains region: Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  UCR206477  Lotus purshianus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36965 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  RSA0068452  Lotus salsuginosus R. G. Swinney 2010-3-30 12118 Los Angeles Duarte, Van Tassel Canyon, 10-300 meters west of Fish Cyn. Rd., between Van Tassel channel and Van Tassel Motorway. 207 Comment
  SFV10188  Lotus salsuginosus J. G. Cuti 1978-4-12 49 Los Angeles Verdugo Mountains La Tuna Canyon Road near eastbound onramp for 210 Freeway. Burnt over, north-facing, gradual slope. 450 Comment
  UCR132300  Lotus scoparius var. scoparius John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratories, transect one 381 Comment
  UCR155666  Lotus scoparius var. scoparius A. C. Sanders, Helen Kennedy 2005-4-13 29459 Los Angeles Western San Gabriel / Liebre Mtns. Region, Santa Clarita area, lower Mint Canyon at the community of Mint Canyon 488 Comment
  UCR208069  Lotus scoparius var. scoparius Orlando Mistretta 1995-6-1 1751 Los Angeles San Gabriel Mtns., near mouth of Carr Canyon 945 Comment
  RSA655992  Lotus strigosus James Henrickson 1985-3-30 19777 Los Angeles 3 air mi. NNW of Newhall in proposed North Hills development just north of Santa Clara River and just E of San Francisquito Creek. 370 Comment
  RSA406354  Lotus wrangelianus M. B. Dunkle 1932-6-2 2169 Los Angeles Santa Catalina Island. White's landing Comment
  UCR141039  Lupinus andersonii June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  SBBG3546  Lupinus bicolor R. Hoffmann 1925-4-19 Los Angeles Antelope Valley Comment
  SFV21001  Lupinus bicolor L. Gross 2003-3-9 800 Los Angeles San Rafael Hills Southwest side of San Rafael Hills, at or near top of east-west trending ridge southwest of Flint Peak. Entered at west end at Mount Carmel Drive east of Highway 2 (Glendale Freeway) between Chevy Chase Drive (Sycamore Canyon) to the north and Glenoak Blvd. (Scholl Canyon) to the south. 354 Comment
  UCR186781  Lupinus bicolor Gary Kovnat, LeRoy Gross 2003-2-16 29 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone 683 Comment
  SFV4362  Lupinus bicolor D. B. Dunn 1941-3-15 859 Los Angeles Highland Park. North Figueroa Ave. near Ave. 50. Comment
  UC73210  Lupinus bicolor Miss E. D. Palmer November, 1904 Los Angeles vicinity Los Angeles; vicinity of Los Angeles Comment
  RSA598938  Lupinus bicolor subsp. marginatus Steve Boyd, T. S. Ross 1997-3-21 9196 Los Angeles Liebre Mountains, Portal Ridge, open ridgeline about junction of Juday Truck Trail and Troedel Motorway, south of Troedel Spring. 1183 Comment
  POM350015  Lupinus bicolor subsp. marginatus Robert Gustafson 1978-6-1 991 Los Angeles Near the entrance of Hungry Valley off dirt road leading into the valley, 0.1 west of the paved 2-lane Peace Valley Rd., about 1/4 miles west of Gorman. 1220 Comment
  SEINET3145130  Lupinus chamissonis G. B. Grant 1904-5-14 736 Los Angeles Redondo Comment
  RSA187895  Lupinus concinnus Robert F. Thorne 1966-4-5 35872 Los Angeles Santa Catalina Island: above stream in Cottonwood Canyon 107 Comment
  RSA590525  Lupinus concinnus Orlando Mistretta 1994-3-30 966 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  SEINET10490310  Lupinus concinnus var. concinnus Robert F. Thorne 1966-1 Los Angeles Comment
  UC586897  Lupinus elatus Joseph Andorfer Ewan 1934-8-4 8393 Los Angeles Blue Ridge; San Gabriel Mts., Blue Ridge 2590 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
  POM175570  Lupinus excubitus var. johnstonii E. Crow 1930-6-29 s.n. Los Angeles Along trail between Camp Coldbrook and Pine Flats, San Gabriel Mountains. Comment
  UCSB41301  Lupinus excubitus var. johnstonii Griesel, Wesley 1961-5-16 Los Angeles State Hwy. #2; near Cloudburst Summit; San Gabriel Mountains 2042 Comment
  SEINET10937094  Lupinus formosus Everett EVERETT 18943 Los Angeles Natural in the garden at rsabg. Claremont, ca. 305 Comment
  UC1293708  Lupinus formosus var. robustus P. C. Everett and E. K. Balls 1959-5-22 23800 Los Angeles 1/2 to 1 mi se Fairmount ((San Andreas Rift), Antelope Valley); Antelope Valley 853 Comment
  UCR86547  Lupinus guadalupensis T. S. Ross 1992-4-16 6206 Los Angeles San Clemente Island, Central part of island; 291 degrees WNW, 725 m distant from summit of 1603 ft. peak above Stone field station 416 Comment
  RSA498205  Lupinus hirsutissimus Albert J. Perkins 1920-2-16 s.n. Los Angeles Glendora, Little Dalton Trail Comment
  SEINET4044523  Lupinus hirsutissimus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  OBI28075  Lupinus hirsutissimus David J. Keil 1977-4-30 12307 Los Angeles Ridge Rte, ca 5 mi S of jctn with Los Angeles Co. rd N-2 Comment
  UCSB3385  Lupinus hirsutissimus Krogen, Roger 1957-1 Los Angeles 2 mi. NW of Hwy. 99; in Hasley Canyon; 2 mi. S of Castaic Comment
  RSA414801  Lupinus latifolius subsp. latifolius Albert J. Perkins 1920-5-29 s.n. Los Angeles Arroyo Seco. Comment
  UC57457  Lupinus latifolius var. parishii J. H. Barber 1897-6-27 Los Angeles Aliso Canyon Comment
  UC535526  Lupinus longifolius Ira W. Clokey, B. Templeton May 1929 4560 Los Angeles Mandeville Canyon , Mandeville Canyon (Santa Monica Mountains) 250 Comment
  UC57456  Lupinus longifolius J. H. Barber 1898-4-1 Los Angeles Santa Monica Forestry Station Comment
  CHSC95917  Lupinus peirsonii LeRoy Gross; Michael Denslow 2003-6-4 998 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southeast of Dawson Saddle, north side of Angeles Crest Highway (Hwy. 2), UTM Zone; 3802799N 0426371E. Along road, east of the saddle. 2439 Comment
  RSA87220  Lupinus peirsonii F. W. Peirson 1926-4-27 6671 Los Angeles North side of Rock Creek Canyon, north slope of San Gabriel Mountains 1372 Comment
  SEINET10488984  Lupinus sparsiflorus Boyd 1987-4-14 BOYD 2057 Los Angeles San gabriel mts., Ridge between pine mtn. And silver mtn. S of rincon - red box Rd., N of glendora. Firebreak in chaparral and burned chaparral. Erect annual, Fls. Blue. Common Comment
  RSA617453  Lupinus sparsiflorus subsp. sparsiflorus L. C. Wheeler 1973-4-20 s.n. Los Angeles Aliso Canyon 1/4 mile south-southwest of Blum Ranch 914 Comment
  RSA590526  Lupinus sparsiflorus subsp. sparsiflorus Orlando Mistretta 1994-3-30 965 Los Angeles Little Rock Creek; slopes E of creek below Little Rock Dam 991 Comment
  SEINET10490977  Lupinus sparsiflorus subsp. sparsiflorus Gibson Gibson s.n. Los Angeles Collected near pasadena. Comment
  RSA177716  Lupinus succulentus Robert F. Thorne, Percy C. Everett 1965-5-12 34609 Los Angeles Santa Catalina Island, Bullrush Canyon 244 Comment
  RSA498206  Lupinus succulentus N. C. Cooper 1945-5-1 2246 Los Angeles Tapia Park, Santa Monica Mountains 762 Comment
  RSA708555  Lupinus succulentus Valerie L. Soza, LeRoy Gross 2001-5-9 1197 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
  RSA155002  Lupinus succulentus Peter H. Raven 1962-5-9 17677 Los Angeles Near head of canyon above Mosquito Cove, San Clemente Island 335 Comment
  SD113426  Lupinus succulentus Darley F. Howe 1947-3-23 1521 Los Angeles Palos Verdes Comment
  SFV15551  Lupinus succulentus R. K. Stachelek 1992-4-4 6 Los Angeles San Fernando Valley Los Angeles, Granada Hills. Roadside of 12600 block of Woodley on west side south of Balboa. [probably 12600 block of Balboa or Woodley; these streets are parallel]. Comment
  RSA177715  Lupinus truncatus Robert F. Thorne, Percy C. Everett 1965-5-11 34580 Los Angeles Santa Catalina Island. N side of N beach of Little Harbor. 15 Comment
  RSA414364  Lupinus truncatus C. B. Liter, J. A. Powell 1928-4-5 s.n. Los Angeles Catalina Island. Banning Canyon. Comment
  SBBG95404  Lupinus truncatus M. B. Dunkle 1928-5-13 1940 Los Angeles near Wishbone Loop Comment
  SD90557  Lupinus truncatus Robert F. Thorne 1973-4-12 42946 Los Angeles San Clemente Island; Pyramid Cove at south end of island near small point between Triton and Thresher. 6 Comment
  RSA579307  Luzula comosa Timothy S. Ross, Orlando Mistretta, Carolyn Neal 1994-7-1 8087 Los Angeles Sheep Camp Spring, 334 degrees and 520m NNW of Pacifico Mtn summit, at the headwaters of Santiago Canyon 1921 Comment
  RSA428828  Lycium californicum F. H. Elmore 1939-11-23 s.n. Los Angeles Northwest harbor of San Clemente Island Comment
  RSA248875  Lyonothamnus floribundus subsp. aspleniifolius Robert F. Thorne 1973-4-12 42966 Los Angeles Large canyon S of Mosquito Cove N of Chenity; San Clemente Island. 274 Comment
  UC171406  Lyonothamnus floribundus subsp. aspleniifolius Dr. E. A. Mearns 1894-8-25 4049 Los Angeles San Clemente Is. Comment
  RSA578204  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given 1994-8-1 8188 Los Angeles Santa Catalina Island. 1150m SW from the Catalina Airfield runway, along rocky, shallow draw, ultimately draining to Little Harbor. 277 Comment
  UC11396  Lyonothamnus floribundus subsp. floribundus Brandegee May 1889 Los Angeles Santa Catalina Is. Comment
  UC11397  Lyonothamnus floribundus subsp. floribundus Blanche Trask July, 1896 Los Angeles Avalon Santa Catalina Island Comment
  UC860334  Lyonothamnus floribundus subsp. floribundus L. W. Nuttall 642 Los Angeles Santa Catalina Island Comment
  RSA77785  Lythrum californicum F. W. Peirson 1920-9-5 291 Los Angeles Eaton Canyon, south base of San Gabriel Mountains. 457 Comment
  JEPS32971  Madia elegans E. R. Blakley 1958-5-9 2267 Los Angeles 2 mi e Gorman 1097 Comment
  UC625141  Madia exigua F. R. Fosberg 1931-5-4 S 4762 Los Angeles Bullrush Canyon Santa Catalina Island 60 Comment
  NY24349  Mahonia nevinii C. B. Wolf 1927-7-27 682 Los Angeles About 1/2 mile south of San Fernando Comment
  CAS-BOT-BC230903  Malacothamnus davidsonii Joseph Andorfer Ewan 1934-8-3 8448 Los Angeles Auto road up Table Mt., head of Le Montaine Creek 2225 Comment
  CAS-BOT-BC230921  Malacothamnus davidsonii Tim Ross; Steve Boyd 1993-6-30 7387 Los Angeles Western San Gabriel Mtns: near middle portion of Loop Canyon 684 Comment
  CAS-BOT-BC206218  Malacothamnus fasciculatus Carl B. Wolf 1932-5-11 3575 Los Angeles Hillside at west side of Isthmus Harbor, Santa Catalina Island 30 Comment
  LA30369  Malacothamnus fasciculatus Mary V. Hood; 1938-4-30 38 11 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  RSA641514  Malacothamnus fasciculatus Louis C. Wheeler 1967-8-27 10573 Los Angeles San Gabriel Mts; Angeles National Forest; Allison Trail 0.3 mile W of Widman Ranch, Coldwater Canyon 1311 Comment
  UCR209878  Malacothamnus fasciculatus R. G. Swinney 2008-7-12 9181 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, Volfe Canyon 0.4 mi. north of confluence with Big Dalton Canyon 622 Comment
  RSA617481  Malacothamnus marrubioides Scott D. White, Pam DeVries 1998-6-23 6776 Los Angeles Soledad Canyon area; proposed quarry area N of Soledad Canyon Road, S of I-14, E of Bee Canyon and W of Agua Dulce Canyon. 549 Comment
  UCR205582  Malacothrix clevelandii R. G. Swinney 2008-5-12 8826 Los Angeles San Gabriel Mtns., east fork of Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. south of Big Rock Creek Rd. 1271 Comment
  UCR256532  Malacothrix clevelandii Anuja Parikh, Nathan Gale 2011-5-26 3397 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.3 km ENE of Shortcut Station, 0.7 km north of State Hwy 2 (Angeles Crest Hwy) 1308 Comment
  CAS-BOT-BC323297  Malacothrix foliosa E. R. Blakley 1962-6-9 5191 Los Angeles China Point, San Clemente Island 4 Comment
  CAS-BOT-BC323299  Malacothrix foliosa Robert F. Thorne 1973-4-11 42879 Los Angeles Dunes near Flasher, NW part of island, San Clemente Island 4 Comment
  RSA727533  Malacothrix glabrata R. G. Swinney 1998-5-16 6081 Los Angeles San Gabriel Mountains/Mojave Desert: Mescal Highlands, 1 mile south of Ft. Tejon Rd. and 237th St. junction. 1305 Comment
  SFV4050  Malacothrix saxatilis R. L. Armacost 1960-10-29 1341 Los Angeles Santa Monica. Comment
  CAS-BOT-BC347923  Malacothrix saxatilis var. tenuifolia LeRoy Abrams 1902-6-20 2568 Los Angeles Near Soldiers Home Comment
  RSA301955  Malacothrix saxatilis var. tenuifolia J. R. Shevock 1972-9-30 2296 Los Angeles Point Dume. 15 Comment
  RSA301956  Malacothrix saxatilis var. tenuifolia J. R. Shevock 1972-9-16 2265 Los Angeles N-1 Rd. Malibu Canyon. 305 Comment
  SBBG66177  Malacothrix saxatilis var. tenuifolia M. N. Ackley -Jun-1926 161 Los Angeles Verdugo Hills 350 Comment
  UC831173  Malacothrix saxatilis var. tenuifolia Carl B. Wolf 1932-10-3 Los Angeles about 1.25 mi from Wrigley Drive (on road to Renton Mine, about at head of right fork of Pebbly Ceach Canyon); Santa Catalina Island 304 Comment
  CATA1676  Malosma laurina Mark L. Hoefs, Steven A. Junak, Bob Given, Keri Kirkland 1998-7-17 2967 Los Angeles Santa Catalina Island: At junction of Grand Canyon and Silver Canyon 109 Comment
  RSA656674  Malosma laurina G. Pitto 1980-6-4 43 Los Angeles South end of Hinderberg [Hindenburg] Park (Crescenta Valley Park), bottom of Dunsmore Ave. La Crescenta. 518 Comment
  RSA754230  Malosma laurina Ellen Mackey, Blake Whittiington 2006-10-4 NFWF- 1776 Los Angeles San Gabriel River Watershed; next to road. 383 Comment
  UC1130495  Malosma laurina A. D. Gifford 1934-5-15 237 Los Angeles w. side Trancas Canyon (near Plot 102); Triunfo Pass Quadrangle Comment
  CAS-BOT-BC206645  Malva assurgentiflora Peter H. Raven 1962-5-7 17579 Los Angeles Wilson Cove, San Clemente Island 60 Comment
  SBBG127963  Malva assurgentiflora M. G. Simpson, A. Russell, J. Dunn 2000-7-21 2212 Los Angeles Courage St, across from the Galley 116 Comment
  SD30975  Malva parviflora Edith A. Purer 1931-4-28 1753 Los Angeles Palos Verdes Hills. Comment
  UC1587715  Malva parviflora Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5105 Los Angeles above Nots Pier (on road near the top of the eastern escarpment, 1400 ft nnw of the 553 ft BM, San Clemente Island); San Clemente Island 138 Comment
  UCD116647  Malva parviflora Steve Mason; Helen M. Mason 1993-3-21 35 Los Angeles Sepulveda, backyard of 9629 Langdon Ave. Comment
  CDA990  Marah macrocarpa D. G. Kelch 1991-3-24 1338 Los Angeles Foothills of Santa Monica Mountains North of Hollywood. Comment
  RSA440985  Marah macrocarpa Richard C. Barkelew 1929-2-23 s.n. Los Angeles Cahuenga Pass. Comment
  RSA440986  Marah macrocarpa T. S. Clare 1929-2-25 s.n. Los Angeles Santa Monica Mountains, Santa Monica Canyon Comment
Read comments
Jul 10 2011
  RSA440997  Marah macrocarpa Louis Greata 1901-03 s.n. Los Angeles Arroyo Seco ? Comment
  LA200417  Marah macrocarpa Harlan Lewis; 1941-4-7 Los Angeles Santa Monica Mountains, UCLA campus 60 Comment
  LA57526  Marah macrocarpa s.n. Los Angeles SANTA MONICA MOUNTAINS, Comment
  UCR259279  Marrubium vulgare R. G. Swinney 2010-5-4 12524 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
  RSA409820  Marrubium vulgare Ida Lou Sayler 1942-4-17 s.n. Los Angeles San Marino. Comment
  UCR90271  Matricaria matricarioides Karen Kirtland 1993-4-10 s.n. Los Angeles Western Mojave Desert, Lancaster, east of 10th Street E between Avenue 'F' and 'G 709 Comment
  RSA599899  Medicago lupulina L. C. Wheeler 1933-10-20 2177 Los Angeles San Gabriel River. 70 Comment
  RSA719030  Medicago polymorpha R. G. Swinney 1998-4-13 5960 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  SBBG96680  Medicago polymorpha S. Boyd with T. Ross, L. Arnseth 1990-4-7 4269 Los Angeles lower half of China Cyn Comment
  UC1215280  Medicago polymorpha Peter H. Raven 1962-4-9 17130 Los Angeles Wilson Cove San Clemente Island (near barracks) 60 Comment
  POM304911  Medicago polymorpha Henry J. Ramsey, Henry J. Ramsey 1937-3-21 280 Los Angeles Altadena Drainage area 396 Comment
  UCD107827  Medicago polymorpha Beth Greenhalgh 1993-3-19 22 Los Angeles Santa Monica Mtns., Malibu, at S end of 29716 Baden Pl. 15 Comment
  RSA617399  Medicago polymorpha var. brevispina Scott D. White 1998-6-4 6631 Los Angeles Castaic Lake Area: Grasshopper Canyon watershed, North Lake Planned Community 425 Comment
  RSA597233  Melaleuca armillaris Scott D. White 1995-4-27 2942 Los Angeles City of Malibu. Upslope from Winter Canyon, near Pepperdine University; N of Pacific Coast Highway, E of Malibu Canyon. Road, SW of Malibu Civic Center Way. 91 Comment
  UCR51054  Melaleuca viminalis A. C. Sanders 1988-3-17 7727 Los Angeles Pacific Coast, El Segundo Dunes, immediately west of the LA International airport and Pershing Dr., east of Vista Del Mar Blvd. 30 Comment
  JEPS75609  Melica imperfecta W. L. Jepson 1935-4-17 17062 Los Angeles Portal Ridge Comment
  POM292718  Melica imperfecta Lyman Benson 1949-4-29 13604 Los Angeles Hill 3 miles SW of Pomona 305 Comment
  RSA1208  Melica imperfecta I. M. Johnston 1916-04 s.n. Los Angeles Evey canyon. San Gabriel Mountains. Comment
  RSA6050  Melica imperfecta C. B. Wolf 1932-10-3 4213 Los Angeles Santa Catalina Island. About 1 1/4 mile from Wrigley Drive on road to Renton Mine (head of right fork of Pebbly Beach canyon) 305 Comment
  SBBG131142  Melica imperfecta S. A. Junak 1999-5-6 SCa 890 Los Angeles just below ridgetop of island's main divide, S facing slope 152 Comment
  UC589659  Melica imperfecta Nell Murbarger Mar 1936 71 Los Angeles e side San Clemente Island (first slope above ocean) Comment
  RSA151241  Melilotus albus Peter H. Raven 1962-7-10 17959 Los Angeles San Clemente Island, road near northwest end of island. Comment
  RSA625513  Melinis repens L. C. Wheeler 1945-1-28 5996 Los Angeles 200 E. Dartmouth Ave. La Verne. Comment
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Nov 23 2015
  RSA409913  Mentha canadensis L. E. Hoffman 1931-11-16 s.n. Los Angeles Malibu Creek Comment
  UCR191691  Mentzelia A. C. Sanders 2008-4-23 35077 Los Angeles Transverse Range; western San Gabriel Mtns., upper Cow Spring Canyon 1090 Comment
  CAS-BOT-BC226637  Mentzelia congesta Timothy S. Ross; Darin Banks 1994-6-21 7983 Los Angeles San Gabriel Mountains. Vicinity of Pacifico Mountain: descending northerly ridge with Tie Canyon on the W, an upper tributary of Santiago Canyon on the E; ca 2070 m NW of Pac. Mtn's 71240-foot summit 1962 Comment
  RSA549519  Mentzelia dispersa Tim S. Ross 1990-6-18 3452 Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  SBBG69242  Mentzelia dispersa R. Hoffmann 1929-5-21 Los Angeles Pine Cyn Comment
  UCR222804  Mentzelia laevicaulis R. G. Swinney 2009-5-8 10701 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  UCR277019  Mentzelia laevicaulis R. G. Swinney 2010-9-30 13911 Los Angeles San Gabriel Mountains, 1.75 miles SW of Dawson Saddle on SE side of Hwy 2 (Angeles Crest Hwy), S Fork Big Rock Creek, below Lily Springs 2290 Comment
  RSA131975  Mentzelia laevicaulis Gale Sphon 1959-6-27 386 Los Angeles Big Rock Creek. Comment
  SFV21128  Mentzelia micrantha L. Gross, M. Denslow, B. Hogshead, S. Swartzentruber 2003-6-17 1042 Los Angeles Verdugo Mountains South side of Verdugo Mountains. Brand Canyon above the large waterfall where the canyon forks off, near above coordinates. At check dam (man-made waterfall). 393 Comment
  POM96822  Mentzelia micrantha F. M. Reed 1926-6-12 5240 Los Angeles Talus slope near La Canada. Comment
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Dec 7 2014
  UC625049  Mesembryanthemum crystallinum F. R. Fosberg 1931-5-18 S 4891 Los Angeles Little Harbor; Santa Catalina Island, Little Harbor 2 Comment
  RSA611812  Micropus californicus var. californicus L. C. Wheeler 1968-5-15 s.n. Los Angeles Spring Hill, San Antonio Canyon 1220 Comment
  UCR190884  Microseris lindleyi R. G. Swinney 2001-4-18 7906 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR210120  Mimulus R. G. Swinney 2008-7-24 9344 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  JEPS87293  Mimulus aurantiacus var. pubescens David M. Thompson 1992-5-22 1075 Los Angeles n Flintridge (4.4 mi n of 210 Freeway along Hwy 2) 790 Comment
  LA105326  Mimulus aurantiacus var. pubescens Barry A. Prigge; 1989-4-23 8440 Los Angeles Santa Susana Mountains, ridge between Falls Creek and Blind Canyon, 1.5 mi. NW of junction of Simi Valley Freeway and Topanga Canyon Blvd 579 Comment
  RSA0087021  Mimulus aurantiacus var. pubescens R. G. Swinney 2010-4-30 12450 Los Angeles Near Sylmar, Wilson Canyon Park, c. 0.7 miles east of Wilson Cyn. Debris Basin in the southernmost of the two east forks of Wilson Cyn. 537 Comment
  POM246800  Mimulus aurantiacus var. puniceus F. R. Fosberg 1931-3-31 S- 4429 Los Angeles Santa Catalina Island. Divide between Hamilton and Descanso Canyons. 40 Comment
  UCD122471  Mimulus bigelovii R. A. Schlising 1968-4-12 2881 d Los Angeles SE of Pearlblossom; Fort Tejon Road near 165th Street. Comment
  CSUSB1905  Mimulus brevipes Keith Thompson 1969-11-15 Los Angeles Cedar Springs 1158 Comment
  CATA315  Mimulus cardinalis Mark L. Hoefs 1973-6-5 342 Los Angeles Santa Catalina Island: Lower Cottonwood Canyon, in stream bed by main road at bridge 22 Comment
  UCR259654  Mimulus cardinalis R. G. Swinney 2010-9-1 13669 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  UCR270640  Mimulus cardinalis R. G. Swinney 2011-6-30 15384 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  SFV21882  Mimulus fremontii L. L. Zung 2011-5-17 8 Los Angeles San Gabriel Mountains Juniper Hills. 1280 Comment
  SFV15507  Mimulus guttatus E. J. Spencer 1992-5-10 24 Los Angeles San Gabriel Mountains Elizabeth Lake Road just east of San Francisquito Canyon Road. 701 Comment
  UCR139470  Mimulus guttatus L. E. Hoffman 1929-5-18 s.n. Los Angeles San Gabriel Mtns., Angeles National Forest, Pacoima Canyon Comment
  RSA586971  Mimulus rubellus Orlando Mistretta 1995-5-23 1709 Los Angeles San Gabriel Mountains: Bare Mountain Canyon. W side tributary drainage NE of Pacifico Mtn. 1905 Comment
  SEINET7063089  Minuartia douglasii A. G. Vestal 1963-5-22 s.n. Los Angeles San Gabriel Mountains southeast of Bobs Gap on Big Pines Road. UTM Zone 11, 428035mE, 3808604mN. (WGS84/NAD83). 1571 Comment
  UCR220050  Minuartia douglasii R. G. Swinney 2009-4-24 10449 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  CAS-BOT-BC388657  Minuartia douglasii Frank W. Peirson 1922-6-4 3075 Los Angeles Soledad Pass, north of Vincent 944 Comment
  POM91  Minuartia douglasii C. F. Baker 1909-5-15 5351 Los Angeles Mountains near Claremont Comment
  RSA0026047  Mirabilis jalapa R. G. Swinney 2009-8-19 11453 Los Angeles Monrovia Canyon Wilderness Park, 50 m north of rental cabins 366 Comment
  SFV5393  Mirabilis laevis J. Turner, F. M. Ball, C. Blake 1962-6-2 s. n. Los Angeles Mojave Desert About 0.5 miles north of Pearblossom. 915 Comment
  CAS-BOT-BC434632  Mirabilis laevis var. crassifolia John H. Thomas 1957-4-27 6676 Los Angeles Pt. Dume, about 18 miles due west of Santa Monica. 60 Comment
  UC851748  Mirabilis laevis var. crassifolia Marcus E. Jones 1882-2-25 3020 Los Angeles Pasadena Comment
  UCD98145  Mirabilis laevis var. crassifolia Daryl Koutnik 1978-3-29 s.n. Los Angeles Chatsworth Resevoir at the west end of the San Fernando Valley. 365 Comment
  CAS-BOT-BC434624  Mirabilis laevis var. crassifolia W. R. Dudley 1907-12-13 s.n. Los Angeles Saw-pit Canon [Sawpit Canyon] (near Monrovia) Comment
  SD52864  Mirabilis laevis var. crassifolia Peter H. Raven 1962-4-9 17174 Los Angeles San Clemente Island; Wilson Cove, in grassland near barracks. 60 Comment
  UC1136582  Mirabilis laevis var. villosa A. Simontacchi 1935-5-26 46 Los Angeles 3 mi SSE of Neenach 1036 Comment
  LA33416  Monanthochloe littoralis Peter H. Raven; 1959-4-19 14006 Los Angeles SANTA MONICA MOUNTAINS, Point Mugu, just W of Point Mugu. 0 Comment
  CAS-BOT-BC219993  Monardella breweri subsp. lanceolata Alice Eastwood 1919-5-29 8970 Los Angeles San Gabriel Canyon Comment
  RSA10930  Monardella exilis Victor Duran 1933-5-23 3415 Los Angeles Near Lancaster. 716 Comment
  UCD125053  Monardella exilis Victor Duran 1933-5-23 3415 Los Angeles near Lancaster, Lower Sonoran Desert. 716 Comment
  RSA549491  Monardella linoides subsp. stricta Tim S. Ross, Steve D. Boyd 1990-6-18 s.n. Los Angeles Camp Verdugo Pines and vicinity; northerly draw draining to Jackson Lake. 1878 Comment
  RSA0048227  Monolopia lanceolata Lee Haines 1963-4-23 790 Los Angeles One quarter mile west of junction of Old Topanga Cyn. Rd. and Dry Cyn-Cold Creek Rd. Northslope of Santa Monica Mts. 365 Comment
  UCR177757  Morus alba LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 965 Los Angeles Transverse Ranges; Verdugo Mountains, West end of the mtns at junction (saddle) of Verdugo motorway and Wildwood Fire Road. Small draw NE of saddle, and canyon to the east of the main fire road on the crest of the ridge (Verdugo Mortorway) 564 Comment
  POM122119  Mucronea californica Marcus E. Jones 1882-5-3 s.n. Los Angeles Pasadena. Comment
  UCR223566  Muhlenbergia rigens R. G. Swinney 2009-6-3 11050 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  POM11634  Muilla maritima Philip A. Munz 1921-6-18 4631 Los Angeles Head of Swartout Valley. 2287 Comment
  UC1178585  Muilla maritima Peter Kamb 1948-5-6 948 Los Angeles above Little Rock; foothills of the San Gabriel Mountains 975 Comment
  UC1595338  Muilla maritima Tim Ross and Orlando Mistretta 1992-7-24 6749 Los Angeles e side of peak near divide divide between Colby and Wickiup Canyons (120 degrees se, 1065m distant from peak summit); San Gabriel Mts., Strawberry Peak 1560 Comment
  SBBG13616  Munzothamnus blairii P. H. Raven 1962-4-12 17310 Los Angeles large cyn below the Tomb 243 Comment
  SD48940  Munzothamnus blairii Reid Moran 1958-9-15 6824 Los Angeles San Clemente Island; walls of canyon 1.8 miles southeast of Eel Point. 99 Comment
  SEINET7040201  Nama demissa A. G. Vestal 1962-3-30 s.n. Los Angeles Yacca stand, Antelope Valley, south of Willow Springs. Little Buttes Quadrangle UTM Zone 11, 377584mE, 3848202mN. Comment
  CAS-BOT-BC259801  Nassella cernua Timothy S. Ross; Janet Takara; Stacey Otte 1993-4-24 6950 Los Angeles Santa Catalina Island: W end of island beyond the isthmus, on main E-W ridgetop ca. 615 m E of Granite Triangulation Point and 620 m WNW of Oak Traing. Pt. 487 Comment
  LA99131  Nassella cernua R. L. Armacost; 1968-4-18 2363 Los Angeles SANTA MONICA MOUNTAINS, Franklin Hill. Comment
  RSA596010  Nassella cernua Timothy S. Ross, J. Mark Porter 1995-5-4 8459 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. Liebre Mountains. 555 Comment
  CDA32564  Nassella cernua A. A. Beetle 1942-4-24 3216 Los Angeles Route 6, 10 miles southwest of Palmdale. 0 Comment
  CAS-BOT-BC276262  Nassella pulchra Steve Boyd 2004-4-15 10901 Los Angeles Transverse Ranges: Liebre Mountains region: Rowher Flats area, edge of off-highway vehicle staging areas at end of Angeles National Forest road 5N14 Comment
  RSA232808  Nassella pulchra R. F. Thorne 1966-4-16 36055 Los Angeles San Clemente Island, top of mesa S of Lemon Tank, S of Nanny, NE side of island 305 Comment
  RSA592050  Nassella pulchra Mark Hoefs, D. Propst 1973-5-4 264 Los Angeles Santa Catalina Island: above and east of camp at Emerald Cove 30 Comment
  SBBG96837  Nassella pulchra S. Boyd with T. Ross, L. Arnseth 1990-4-7 4199 Los Angeles upper reaches of China Cyn Comment
  CAS-BOT-BC65017  Nasturtium gambelii W. S. Lyon 1885-4-1 s.n. Los Angeles Cienaga near Santa Monica. Comment
  RSA431549  Nasturtium officinale L. E. Hoffman 1932-8-10 s.n. Los Angeles In stream, Verdugo Woodlands, Glendale Comment
  RSA219943  Navarretia hamata subsp. hamata F. R. Fosberg 1932-5-19 8185 Los Angeles mouth of San Dimas Canyon 100 Comment
  RSA3700  Navarretia hamata subsp. leptantha C. B. Wolf 1932-5-11 3547 Los Angeles Hillside W. of Isthmus harbor. Santa Catalina Island. 15 Comment
  RSA611769  Nemacladus ramosissimus L. C. Wheeler 1934-4-24 2548 Los Angeles Liveoak Canyon Dam 457 Comment
  UCR200188  Nemacladus ramosissimus Valerie Soza, Laura A. Moore 2000-5-10 860 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
  RSA0126418  Nemacladus sigmoideus Steve Boyd, Orlando Mistretta 1986-3-31 1558 Los Angeles Highway 138, 4 miles E of jct w/ Hwy 18, NE of Pinyon Hills. Comment
  SEINET10460882  Nemacladus sigmoideus Rimo Bacigalupi 1953-6-14 Bacigalupi 4190 Los Angeles Upper slopes of South Fork of Little Rock Creek Canyon, San Gabriel Mountains, Angeles National Forest 1554 Comment
  RSA596954  Nemophila menziesii Scott D. White, Chet McGaugh 1995-5-9 3017 Los Angeles E edge of Santa Susana Mts., Just W of San Gabriel Mtns: 'Sunshine Canyon' (name not shown on topo): W of San Fernando Road and I-5 Fwy. Just SW of interchange with State Route 14. Sunshine Canyon Landfill property. 457 Comment
  JEPS1805  Nemophila menziesii var. integrifolia Frank W. Peirson 1918-5-19 166 Los Angeles Millards Canyon , Millards Canyon (San Gabriel Mountains) 609 Comment
  RSA729936  Nemophila menziesii var. integrifolia R. G. Swinney, D. W. Larson 1999-6-25 7414 Los Angeles San Gabriel Mtns.: Fern Canyon at falls, c. 1,7 mi. east of confluence with upper East Fork San Dimas Canyon 1159 Comment
  POM177155  Nemophila pedunculata Ralph Hoffmann 1931-6-6 s.n. Los Angeles Alamo Creek, orthern Los Angeles Comment
  POM188390  Nicolletia occidentalis P. A. Munz, T. Craig 1933-5-13 12935 Los Angeles 10 miles south of Muroc Comment
  RSA733443  Nicotiana attenuata R. G. Swinney 1998-8-31 6882 Los Angeles San Gabriel Mtns.: San Antonio Ridge, 2.1 mi. west of west Mt. Baldy. +/-1000m. Comment
  UC1584908  Nicotiana glauca Tim Ross 1991-4-8 4474 Los Angeles Elephant Hill Pomona, San Dimas U.S.G.S. 7.5' Quad. (w Pomona) 228 Comment
  UCR216904  Nicotiana glauca R. G. Swinney 2009-3-17 10130 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, El Encanto Azusa River Wilderness Park, between Hwy 39 and the San Gabriel River 296 Comment
  UCR281596  Nicotiana quadrivalvis R. G. Swinney 2014-5-7 16425 Los Angeles San Gabriel Mountains, near town of Ravenna, 0.3 miles east of Stonecross, c. 0.7 miles south of Soledad Cyn. Road, c. 0.5 mile east of Mill Cyn., unnamed N-S oriented cyn. between Bootleggers Cyn. and Mill Cyn. 793 Comment
  JEPS11302  Nuttallanthus texanus Frank W. Peirson 1919-1 187 a Los Angeles San Gabriel Mountains, Rubio Canyon Rubio Canyon; San Gabriel Mountains, Rubio Canyon Comment
  RSA746555  Oenothera rosea A. C. Sanders, T. B. Salvato 2009-5-20 36848 Los Angeles San Gabriel Valley: Rio Hondo at Rancho Lujan, between Montebello and South El Monte, E side of San Gabriel Blvd., SE of Darlington St. intersection. 61 Comment
  CATA3489  Oenothera speciosa Olivia Reda, Jaimie Choi, Julia Parish 2017-6-7 003 Los Angeles Santa Catalina Island: Channel side; by the flag pole at White's Landing, about 10m west of beach 7 Comment
  RSA748148  Olea europaea Justin M. Wood 2009-4-2 461 Los Angeles City of Claremont: Bernard Field Station; NW corner of Mills Ave and Foothill Blvd. 390 Comment
  POM321012  Opuntia guerrana Lyman Benson, L. Scheinvar 1975-2-16 LS- 1660 Los Angeles La Verne. Comment
  CHSC95791  Opuntia littoralis LeRoy Gross; Valerie Soza, Samantha Tessel 2001-6-4 402 Los Angeles Los Angeles Basin: Verdugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 290 Comment
  POM306087  Opuntia prolifera P. H. Raven 1962-5-9 17656 Los Angeles Just N of Gray, San Clemente Island 366 Comment
  RSA661003  Opuntia vaseyi LeRoy Gross, Valerie Soza, Samantha Tessel 2001-6-4 402 Los Angeles Vedugo Mountains Region: Northwest side, just north of Ledge Ave. and Tuxford St. (dead end), west of McDonald Creek. City of Sun Valley. 290 Comment
  NY9651  Orcuttia californica 10 1944 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
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Jun 18 2015
  LA202518  Orobanche bulbosa Carl Epling; L. Ellison 1929-5-18 sn Los Angeles Santa Monica Mountains, Topanga Canyon Comment
  RSA0070994  Orobanche californica subsp. feudgei Anstruther Davidson 1893-08 s.n. Los Angeles San Gabriel Mts. Comment
  RSA584587  Orobanche fasciculata Tim S. Ross, Steve D. Boyd 1993-5-23 7222 Los Angeles Lower, easterly ridge of Red Mtn, on northerly slope 140-220 m SE of the saddle between Ruby and Clearwater Canyons. 951 Comment
  LA200979  Orobanche fasciculata Carl Wishner; 1997-3-26 2434 Los Angeles Santa Monica Mountains, Cornell, hills just E of Los Angeles County Fire Station 275.0 Comment
  UCSB45276  Oxalis californica Davis, K. 1979-2-24 Los Angeles Santa Monica Mtns. on a burn area at the end of Tranchas Canyon Rd. near Malibu 91 Comment
  HSC12500  Oxalis corniculata Wendell Wood 1970-6-17 3 Los Angeles 3135 Linda Vista Rd., Glendale 366 Comment
  RSA162825  Oxalis corniculata J. D. Olmsted 1959-3-23 310 Los Angeles Blanchard Park on Pomona College campus by area catching runoff from sprinkling system-common weed. San Antonio wash. 366 Comment
  UCSB7440  Oxalis corniculata Philbrick, Ralph 1954-3-1 Los Angeles South of La Verne, Puddingstone Dam, San Jose Mts. 304 Comment
  RSA162826  Oxalis rubra J. D. Olmsted 1959-3-23 309 Los Angeles Blanchard Park on Pomona College campus by area catching runoff from sprinkling system-common weed. San Antonio wash. 366 Comment
  RSA729533  Oxytheca caryophylloides R. G. Swinney 1998-6-16 6987 Los Angeles San Gabriel Mtns; summit of Lookout (Antonio) Mountain. 2070 Comment
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Aug 20 2010
  UCR209936  Oxytheca caryophylloides R. G. Swinney 2008-7-15 9213 Los Angeles San Gabriel Mtns., Winston Peak 2287 Comment
  RSA473026  Packera ionophylla Fordyce Grinnell Jr. 1920-8-22 17784 Los Angeles Ridge E of Fox Creek Comment
  UCR223565  Packera ionophylla R. G. Swinney 2009-6-2 10990 Los Angeles Transverse Range; San Gabriel Mtns., east slope of Pacifico Mountain at Fountainhead Spring 2012 Comment
  RSA94544  Packera ionophylla F. W. Peirson 1907-7-9 1591 Los Angeles Pine Flats at the headwaters of the Tujunga 1677 Comment
  RSA0055079  Paeonia californica Jim Shevock 1970-3-16 39 Los Angeles San Gabriel Mountains. 365 Comment
  RSA656176  Paeonia californica Joseph M. Keefe 1978-5-11 22901 Los Angeles Verdugo Mountains: 0.5 km north of DeBell Golf Course, foothills of Verdugo Mountains, Burbank. 457 Comment
  RSA656163  Papaver Joseph M. Keefe 1978-4-9 22600 A Los Angeles Verdugo Mountains: Southwest corner of Verdugo Road, 1600 block, west of Glendale College, Glendale. 183 Comment
  RSA66304  Papaver californicum F. W. Peirson 1921-4-10 2397 Los Angeles Trail from San Dimas to Sycamore Flat, San Gabriel Mountains. 534 Comment
  SEINET10596827  Parapholis incurva F. R. Fosberg 1931-3-4 Fosberg S 4476 Los Angeles Pebble beach. Santa Catalina Island. Dry salt marsh. Upper Sonoran Zone. 2 Comment
  SBBG96801  Parietaria hespera var. californica S. Boyd with T. Ross, L. Arnseth 1990-4-7 4241 Los Angeles lower half of China Cyn Comment
  CAS-BOT-BC413413  Parietaria hespera var. hespera John H. Thomas 1957-5-3 6734 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  SEINET6731103  Parietaria obtusa E. Braunton 1902-5-25 345 Los Angeles Redondo Comment
  RSA680374  Parkinsonia aculeata T. S. Ross 1990-6-11 3405 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  UC1922064  Parthenocissus inserta Scott D. White, A. Warniment 2006-7-18 11635 Los Angeles SE TEHACHAPI MTNS.: Gorman area, riparian zone along Gorman Creek, NE of the I-5 Freeway. Comment
  CLARK-A1528-4790  Paspalum dilatatum John C. Roos 1947-5-11 3605 Los Angeles Los Angeles Comment
  RSA751404  Paspalum notatum var. saurae R. E. Riefner Jr. 2004-8-22 04 -379 Los Angeles City of Pasadena, near the Rose Bowl Stadium, along Arroyo Blvd. 252 Comment
  SEINET10952274  Passiflora biflora S. Krosnick 2008-7-27 Krosnick 423 Los Angeles Equivalent to Tim Skimina's GPS # 114B. Comment
  UCR117411  Passiflora caerulea Chet McGaugh 1999-12-20 s.n. Los Angeles Puente Hills, La Mirada Creek, just below Hacienda Country Club on east road in golf course, La Habra Heights 171 Comment
  RSA657921  Passiflora caerulea J. Liston 1980-5-28 47 Los Angeles On fence at Oakmont Country Club Golf Course, at stoplight on Canada Blvd. 2.5 miles from (north of) Glendale College Comment
  SEINET10734589  Passiflora morifolia S. Krosnick 2008-7-27 Krosnick 578 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Nong Nooch Tropical Botanical Garden in Pattaya, Thailand. Material was given to NNTBG (#03-946) by C. Laurens Comment
  UCR205178  Pectocarya anisocarpa R. G. Swinney 2008-4-10 8638 Los Angeles San Gabriel Mtns., San Dimas Experimental Forest, confluence of Lodi Canyon with San Dimas Canyon, just south of San Dimas Reservoir 402 Comment
  RSA760565  Pectocarya linearis R. G. Swinney 2009-2-20 10017 Los Angeles El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  RSA587405  Pectocarya linearis Orlando Mistretta 1995-4-5 1608 Los Angeles San Gabriel Moutains: Drainage W of Little Rock Creek Reservoir. 1098 Comment
  SBBG79041  Pectocarya linearis subsp. ferocula F. R. Fosberg 1932-5-7 8150 Los Angeles Grand Cyn, above falls 150 Comment
  RSA159345  Pectocarya linearis subsp. ferocula P. H. Raven 1962-4-10 17224 Los Angeles Along summit ridge about 2 miles north of Thirst, San Clemente Island 488 Comment
  CHSC14160  Pectocarya penicillata L. M. Mayer; I. J. Mayer 1974-4-10 151 Los Angeles In field 50 ft n of roadside of Bouquet Canyon; 1/4 mi e of its intersection with Vasquez Canyon Rd. Comment
  RSA0085402  Pectocarya penicillata R. G. Swinney 2010-5-19 12819 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA0036271  Pectocarya penicillata Philip A. Munz 1949-4-26 13084 Los Angeles near Phelan, Mojave Desert 944 Comment
  RSA191006  Pectocarya penicillata R. F. Thorne 1963-5-15 31671 Los Angeles San Gabriel Mountains region: 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs. 1220 Comment
  UC1595471  Pectocarya recurvata Tim Ross 1992-4-4 6094 Los Angeles sw Mojave Desert, Adobe Mountain 926 Comment
  LA51895  Pedicularis densiflora C. L. Hogue; 1954-3-6 sn Los Angeles Comment
  CAS-BOT-BC67715  Pellaea andromedifolia Marcus E. Jones 1924-2-15 s.n. Los Angeles San Antonio Canyon, Claremont Comment
  LA3472  Pellaea andromedifolia W. Scott Lewis; 1903-5-17 299 Los Angeles SANTA MONICA MOUNTAINS, Mt Hollywood Comment
  RSA674538  Pellaea andromedifolia LeRoy Gross 2003-2-22 742 Los Angeles South side; Along Brand Canyon (fire burned this area in Summer-fall of 2002). Above the falls area up the west fork drainage area of Brand Canyon. 479 Comment
  SEINET4537193 Image available Pellaea andromedifolia Minnie Reed 1896-4-2 Los Angeles Pomona Comment
  RSA596004  Pellaea andromedifolia var. andromedifolia T. S. Ross, J. Mark Porter 1995-5-4 8430 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road 555 Comment
  RSA686899  Pellaea mucronata M. B. Dunkle 1929-1-26 2040 Los Angeles Little Gibralter, Santa Catalina Island. Comment
  CHSC26127  Penstemon centranthifolius W. Holbrook 1967-4-15 24 Los Angeles Soledad Cyn. Rd. at main Hwy. 609 Comment
  UCR256246  Penstemon centranthifolius R. G. Swinney 2010-5-19 12845 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  RSA296357  Penstemon grinnellii subsp. grinnellii R. C. Bacigalupi 1952-8-9 3906 Los Angeles summit of Blue ridge directly south of Wrightwood and above Swartout Valley, near Guffey Public Camp. 2439 Comment
  LA51901  Penstemon heterophyllus var. australis A. M. Johnson; 1934-5-4 4451 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA407913  Penstemon heterophyllus var. australis Louis C. Wheeler 1933-6-17 1871 Los Angeles Mouth of Palmer Canyon, San Gabriel Mountains. 488 Comment
  RSA408099  Penstemon heterophyllus var. australis Ron Yee 1979-5-12 129 Los Angeles Winding Way, a private road near Malibu. 61 Comment
  RSA191023  Penstemon heterophyllus var. heterophyllus Robert F. Thorne 1963-7-11 32787 Los Angeles Near junction of road to Upper Shake Campground and Lake Hughes-Gorman road, Angeles National Forest. Comment
  RSA618661  Penstemon heterophyllus var. heterophyllus LeRoy Gross 1998-9-27 65 Los Angeles Liebre Mtns. Fish canyon. Elizabeth lake canyon road to warm springs road ,west 7 miles to cienaga campground. to trail up into fish canyon. 884 Comment
  RSA0072132  Penstemon spectabilis Carol Frazier 1966-5-10 23 Los Angeles San Rafael Hills. 213 Comment
  HSC1098  Pentagramma triangularis C. S. Apperson 1966-4-29 Los Angeles Tapia Park area near Malibu Cyn. in the Santa Monica Mtns. Comment
  RSA0066311  Pentagramma triangularis D. Roche 1998-5-3 8 Los Angeles Mt. Baldy Road 3.9 miles from the intersection of Mills Ave. and Mt. Baldy Rd. 817 Comment
  CAS-BOT-BC73755  Peritoma arborea var. arborea Volney Rattan 1880-3-1 s.n. Los Angeles Santa Monica Comment
  CAS-BOT-BC73762  Peritoma arborea var. arborea S. B. Parish 1916-3-31 10769 Los Angeles Santa Catalina Island Comment
  RSA471843  Perityle emoryi F. R. Fosberg 1931-4-29 4715 Los Angeles 1/2 mile below Eagles nest Middle Ranch Canyon, Santa Catalina Island 160 Comment
  RSA661025  Perityle emoryi Orlando Mistretta 1992-4-5 168 Los Angeles Guds, San Clemente Island. Comment
  CAS-BOT-BC134021  Phacelia cicutaria Geo. B. Grant 1901-4-9 s.n. Los Angeles Avalon, Santa Catalina Id. Comment
  CATA1666  Phacelia cicutaria var. hispida Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2955 Los Angeles Santa Catalina Island: Above Parson's Beach 85 Comment
  POM6433  Phacelia cicutaria var. hispida P. A. Munz, L. T. Street, Williams 1919-4-5 2432 Los Angeles Puddingstone Canyon, San Dimas. Comment
  UCR280515  Phacelia cicutaria var. hispida R. G. Swinney 2014-5-13 16500 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
  JEPS2194  Phacelia cicutaria var. hispida F. W. Peirson 1918-6-1 161 Los Angeles Henninger Flats San Gabriel Mts. 868 Comment
  RSA547802  Phacelia cicutaria var. hispida Tim S. Ross, Peter Fritsch 1990-6-20 3600 Los Angeles San Gabriel Mountains: Burro Canyon near the confluence of the E and W forks of the San Gabriel River; elevation ranging from stream bottom to slopes. 445 Comment
  RSA616282  Phacelia cicutaria var. hubbyi Louis C. Wheeler 1975-5-14 s.n. Los Angeles San Gabriel Mountains. Oliver Saddle. Comment
  RSA587339  Phacelia cryptantha Orlando Mistretta 1992-5-4 215 Los Angeles Little Rock Creek, Alimony Ridge. 1463 Comment
  SD231329  Phacelia cryptantha Sula Vanderplank, LeRoy Gross & Steve Hoskinson. 2005-5-6 50506 5 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. Along ridge, wash and roadside. 1444 Comment
  RSA74937  Phacelia davidsonii F. W. Peirson 1921-6-14 2826 Los Angeles San Gabriel Mountains. Pine Flats, headwaters of Tujunga Creek. 1677 Comment
  RSA0069643  Phacelia distans R. G. Swinney 2010-5-19 12826 Los Angeles Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy., 0.8 miles due west of Mt. Emma Rd. 1335 Comment
  RSA0089147  Phacelia distans R. G. Swinney 2010-3-24 12059 Los Angeles Lopez Canyon above Pacoima, 1.7 miles west of Kagel Cyn. Road on west side of Lopez Canyon Rd. 463 Comment
  RSA428211  Phacelia distans James B. McNair 1934-5-1 s.n. Los Angeles Verdugo Woodlands, N. Glendale. Comment
  RSA729093  Phacelia distans R. G. Swinney 1999-6-28 7461 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, south of Mescal highlands Rd. 1506 Comment
  RSA74929  Phacelia distans F. W. Peirson 1921-6-15 2823 Los Angeles Trail from Pine Flats to Chilao. 1677 Comment
  RSA772304  Phacelia distans R. G. Swinney 2009-4-28 10529 Los Angeles summit of Mt. Emma. 1585 Comment
  RSA526580  Phacelia distans Tim S. Ross 1991-3-24 4291 Los Angeles Whittier Hills. 375 Comment
  LA205636  Phacelia douglasii Elizabeth McClintock; 1938-3-6 sn Los Angeles Playa del Rey Comment
  RSA0089538  Phacelia douglasii Steve D. Boyd, Gary D. Wallace 2011-4-14 12318 Los Angeles Transverse Ranges; Liebre/San Gabriel Mountains region: Acton Wash ca. 3km east of junction of Soledad Cnayon Road and Crown Valley Road. 829 Comment
  UC24314  Phacelia fremontii H. M. Hall June 1899 1264 Los Angeles San Antonio Mountains; ; San Antonio Mts. 2042 Comment
  UCR269989  Phacelia fremontii R. G. Swinney 2010-5-19 12777 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA75353  Phacelia fremontii F. W. Peirson 1926-4-26 6651 Los Angeles Foot of grade north of Vincent on Palmdale road. Comment
  SEINET235618 Image available Phacelia grandiflora Scott D. White 1997-5-8 5097 Los Angeles San Gabriel River Canyon: State Hwy 39 N of Azusa; mountain slopes above San Gabriel Reservoir. 490 Comment
  RSA29721  Phacelia grandiflora Louis C. Wheeler 1932-5-25 761 Los Angeles Santa Monica Mountains: Sepulveda Canyon. 244 Comment
  SEINET5536667  Phacelia hubbyi G. B. Grant 964 Los Angeles Pasadena Comment
  RSA0091092  Phacelia imbricata subsp. imbricata R. G. Swinney 2011-5-26 14867 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
  RSA584595  Phacelia imbricata subsp. imbricata Tim S. Ross 1993-5-26 7315 Los Angeles W end of San Gabriel Mountains, Santa Clara Road (USFS) between Wilson Canyon Saddle on May Canyon Saddle; N slope of the 3834-foot peak NW of May Canyon Saddle. 1097 Comment
  RSA748337  Phacelia imbricata subsp. patula Justin M. Wood 2009-6-1 794 Los Angeles Mill Creek Summit, Heliport just SE of ranger station on Pacifico Mountain Rd (3N17.4) 1582 Comment
  UCR159703  Phacelia imbricata subsp. patula Orlando Mistretta 1993-5-10 838 Los Angeles Transverse Ranges, San Gabriel Mtns: Big Rock Creek, Big Rock Creek Rd. just before the confluence of N and S Forks 1326 Comment
  UC126017  Phacelia lemmonii Dr. A. Davidson 1800-1 Los Angeles Rock Creek Comment
  RSA746953  Phacelia longipes R. G. Swinney 2008-5-2 8721 Los Angeles Big Rock Creek at Paradise Springs, north of Big Rock Creek Rd. on campground property 1439 Comment
  UCR204816  Phacelia longipes R. G. Swinney 2005-8-22 8518 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, lower Holcomb Canyon 1354 Comment
  UCR61099  Phacelia longipes Steve Boyd, T. S. Ross 1988-4-28 2252 Los Angeles San Gabriel Mtns., W end of mtns., Angeles National Forest. Sand Canyon, east of Saugus. In small side canyon 793 Comment
  RSA656473  Phacelia minor Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 693 Los Angeles Verdugo Mountains, north side : Northeastern side of La Tuna Canyon, north of 210 Fwy, north of La Tuna Canyon Road. SSW of Dorothy and Estepa Drive junction, Haines Canyon Park. 579 Comment
  RSA703623  Phacelia minor Tim Thibault, Ryan Gilmore 2004-4-29 241 Los Angeles Dry Lake Canyon, between tunnels W of Mt. Baldy Road 974 Comment
  UCR270530  Phacelia minor R. G. Swinney 2010-4-13 12193 Los Angeles San Gabriel Mountains, Lime Kiln Canyon, 0.2-0.5 miles east of Pacoima Canyon 561 Comment
  SBBG25236  Phacelia minor Leota Davidson 1966-3-9 307 Los Angeles Tick Cyn off Soledad Cyn; about 1 mi back from head of cyn Comment
  SDSU6648  Phacelia minor A. H. Gallup 1948-4-28 152 Los Angeles Clremont 'wash' Northeast of Claremont. 381 Comment
  CAS-BOT-BC145072  Phacelia mohavensis Annetta Carter 1931-6-13 232 Los Angeles Buckhorn Canyon, n. side of Waterman Ridge, San Gabriel Mts. Comment
  JEPS78787  Phacelia mohavensis L. R. Heckard with Michael Morris 1976-6-13 4266 Los Angeles along forest service rd 3N17 at entrance to Hidden Valley Scout Camp (just n of Bandito Campground, 2 mi w of Route 2); San Gabriel Mts. Comment
  RSA428168  Phacelia ramosissima var. austrolitoralis F. R. Fosberg 1931-8-30 5613 Los Angeles El Segundo. 10 Comment
  UC284697  Phacelia ramosissima var. austrolitoralis I. Johnston 1917-6-10 1322 Los Angeles sand dunes Playa del Rey Comment
  RSA719768  Phacelia ramosissima var. latifolia R. G. Swinney 1996-8-7 5209 Los Angeles San Gabriel Mountains: San Dimas Experimental Forest, east half of Brown s Flat 1317 Comment
  RSA589339  Phacelia tanacetifolia Orlando Mistretta 1995-3-24 1558 Los Angeles San Gabriel Mountains: Carr Canyon. 1067 Comment
  RSA251426  Phalaris lemmonii R. F. Thorne 1966-4-17 36090 Los Angeles San Clemente Island, small reservoir between Boulder & Horton, NE side of island. 488 Comment
  RSA251425  Phalaris minor R. F. Thorne 1966-4-16 36062 Los Angeles San Clemente Island, below Lemon Tank near dump, S of Nanny, NE side of Island. 183 Comment
  RSA251550  Phalaris minor R. F. Thorne 1973-4-12 42944 Los Angeles San Clemente Island: Pyramid Cove at S end of island near small point between Triton and Thresher. 6 Comment
  POM356900  Phalaris minor F. R. Fosberg 1930-6-26 S 3005 Los Angeles Culver Garden. Comment
  RSA0112062  Phalaris minor Steven A. Junak 2000-5-6 SCa- 1267 Los Angeles Santa Catalina Island. Small reservoir, along S side of Upper Empire Quarry Road, 0.8 mi. W of intersection w/road to Empire Landing housing. 97 Comment
  RSA45569  Pholisma arenarium Bonnie C. Templeton 1938-8-31 6514 Los Angeles Dune Ravine, El Segundo 10 Comment
  UCR71245  Pholistoma auritum Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4359 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, third canyon south of Bryce Canyon 427 Comment
  UC1971603  Pholistoma membranaceum Louis C. Wheeler 1968-4-17 s.n. Los Angeles SAN GABRIEL MTNS.: Big Rock Creek, 3/4 mile north of Big Rock Springs. Comment
  OBI13707  Pholistoma racemosum Robert J. Rodin 1953-5-2 5809 Los Angeles Cyn behind whites cove, Catalina Island Comment
  SD66838  Pholistoma racemosum R. Mitchel Beauchamp 1967-3-17 252 Los Angeles San Clemente Island. East of Date 2, sprawling over grass and rocks. Comment
  RSA527623  Pholistoma racemosum Steve Boyd, Tim Ross, L. Arnseth 1990-4-8 4407 Los Angeles San Clemente Island: E side of canyon, Bryce Canyon near Malo Point. Comment
  UC1194601  Phoradendron densum Del Wiens 1960-6-12 2717 Los Angeles Hwy. 99 7 mi. s. Gorman (on Ridge Rte.) 914 Comment
  RSA585825  Phoradendron macrophyllum Tim S. Ross 1990-5-15 2514 Los Angeles Soledad Campground, Tujunga Ranger District, Angeles National Forest, ca 1.5 linear miles E of Agua Dulce Canyon. 622 Comment
  RSA585948  Phoradendron villosum Tim S. Ross, Steve D. Boyd 1990-5-23 2625 Los Angeles San Gabriel Mountains, Mt. Gleason Area: north-northwesterly ridge descending from Messenger Peak (6015 ft), near the headwaters of Mill Canyon and Moody Canyon 1646 Comment
  RSA641500  Phragmites australis L. C. Wheeler 1967-8-27 10559 Los Angeles Blind Deer springs, first canyon beyond Shoemaker Canyon on W side of East Fork San Gabriel Pines at new road. Comment
  CAS-BOT-BC452034  Phyllospadix torreyi Arthur L. Cohen 1935-8-8 714 Los Angeles Long Beach 0 Comment
  RSA678127  Pickeringia montana var. montana Valerie L. Soza, LeRoy Gross 2001-5-22 1245 Los Angeles Just above northern boundary of Morgan Fire 2000 area, headwaters of Morgan Canyon, ca. 500 feet south of Bluebird Motorway, WNW of Sycamore Flat. 808 Comment
  UCR114215  Pinus attenuata A. C. Sanders, D. Malueg 1998-6-24 22078 Los Angeles San Gabriel Mtns., 2 miles east of Mt. Gleason at Little Gleason Forestry Plantation, on So. Cal. Edison Mesa-Vincent transmission line at tower 7-2 1707 Comment
  RSA250446  Pinus contorta var. murrayana Robert F. Thorne, J. Dourley 1967-10-3 37290 Los Angeles Mt. Baden Powell, just south of peak 2851 Comment
  RSA0065520  Pinus coulteri Rudolf Schmid 1962-5-3 s.n. Los Angeles Chantry Flats, Angeles National Forest. Comment
  NY61553  Pinus halepensis C. Dziekanowski 1976-7-20 2413 Los Angeles This specimen represents an endangered or threatened species. The specific locality has been removed from this record to protect this species from over-collection. These data may be supplied to researchers on request. Comment
  CAS-BOT-BC73160  Pinus jeffreyi Geo. B. Grant 1897-12-29 s.n. Los Angeles Summit of Mt. Wilson. Comment
  UCR222776  Pinus monophylla R. G. Swinney 2009-5-6 10690 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  UCR280397  Piperia Jeremiah George, Eric Kline 2017-4-17 417- 02 Los Angeles Channel Islands, Santa Catalina Island, Middle Ranch Road, SCE powerline right-of-way north of junction with Skull Ridge Road 305 Comment
  RSA550404  Piptatherum miliaceum Timothy S. Ross 1990-6-20 3595 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
  RSA710274  Plagiobothrys canescens A. C. Sanders, Mark Elvin 2003-4-14 25948 Los Angeles NE end of Santa Susana Mtns: Newhall Ranch, hills immediately southwest of Magic Mountain, just across dirt service road, south of Santa Clara River. 351 Comment
  UC1922900  Plagiobothrys canescens Scott D. White, Brian Leatherman 2005-3-18 10801 Los Angeles South Coast region: City of Glendora, South Hills, just north of the I-120 Freeway. Ca. 0.3 air mi ENE of the I-210 / Sunflower intersection. San Dimas 7.5' Quad. Comment
  POM3729  Plagiobothrys canescens L. T. Street, Williams 1919-4-12 2501 Los Angeles hills S of Covina Comment
  SBBG18706  Plagiobothrys collinus var. gracilis E. R. Blakley 1963-4-10 5587 Los Angeles jct of White's Landing and Airport Rd, NE side of Black Jack Mtn 365 Comment
  UCR94690  Plagiobothrys leptocladus A. C. Sanders, E. J. Lott 1993-5-6 13948 Los Angeles Western Mojave Desert, 12 miles north of Palmdale, Sierra Hwy at Ave 'G', to 0.1 mi. NW of intersection 706 Comment
  UC881338  Plagiobothrys leptocladus Alice Eastwood and John Thomas Howell 1937-4-26 3980 Los Angeles bottom Rosamond Lake; Rosamond Lake bottom Comment
  UCR264623  Plagiobothrys tenellus Mitch Provance, Callen Huff 2009-4-28 10730 Los Angeles Tehachapi Mountians, Tejon Ranch, 1.2 mi. N of Gorman, Bear Canyon, along Crane Canyon Rd., about 1 mi. S of Castac Lake 1220 Comment
  CAS-BOT-BC173172  Plantago erecta Tim Ross 1993-4-22 6878 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); northeasterly slope 100 meters due N of summit 467 Comment
  LA82079  Plantago erecta W. O. Griesel; 1936-4-19 sn Los Angeles Santa Monica Mountains, Point Dume 0 Comment
  UC76651  Plantago lanceolata unknown Jun 1901 Los Angeles near Whittier Comment
  CATA3078  Plantago ovata Amy Catalano, Steven Junak 2016-4-27 089 Los Angeles Santa Catalina Island: Along main ridge running to West Point, south facing slope 141 Comment
  SBBG113099  Plantago ovata var. insularis S. A. Junak with M. L. Hoefs, K. Kirkland, J. Takara 1990-5-1 SCa 605 Los Angeles just S of Whitley's Pk 387 Comment
  UCR203254  Platanthera R. G. Swinney 2001-8-27 8124 Los Angeles San Gabriel Mountains, Windy Spring, 0.3 mi northwest of Little Jimmy Campground 2256 Comment
  CAS-BOT-BC91670  Platystemon californicus Timothy S. Ross; Steve Boyd 1994-6-23 8041 Los Angeles Liebre Mountains. Sawmill Mountain. 5514 foot summit and immediately adjacent slopes. 1680 Comment
  RSA445705  Platystemon californicus Frances M. Morey 1922-4-14 s.n. Los Angeles Culver City. Comment
  RSA445706  Platystemon californicus Frances M. Morey 1922-5-22 s.n. Los Angeles Culver City. Comment
  SBBG123194  Plecostachys serpyllifolia R. Riefner 2008-12-27 08 -387 Los Angeles ocean bluff W of El Matador St Park; Malibu 6 Comment
  UCR123269  Pluchea odorata A. C. Sanders, Mark Elvin, Cathleen Weigand 2002-7-30 25492 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, mouth of Potrero Canyon just above gate at edge of Santa Clara River Valley 300 Comment
  SBBG31057  Poa annua R. F. Thorne with P. C. Everett 1965-5-11 Los Angeles Picnic Ground 426 Comment
  RSA776171  Poa palustris Orlando Mistretta, Christine Mistretta 2010-6-17 5331 Los Angeles Upper Big Tujunga canyon; Alder Creek; 0.4 miles upstream (NW) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  POM6657  Poa secunda P. A. Munz, G. Williams, L. T. Street 1919-4-5 2433 Los Angeles Puddingstone Canyon. San Dimas. 259 Comment
  RSA640239  Poa secunda R. F. Thorne, R. Carolin, Christopher Davidson 1967-3-23 41603 Los Angeles San Gabriel Mountains, Angeles National Forest: Grandview Canyon; Mojave Desert slopes north of Mile High Ranch. 1371 Comment
  RSA756994  Poa secunda R. G. Swinney 2008-7-3 9146 Los Angeles Pallet Mountain, 0.5 mi. east of Burkhart Saddle, 5 miles north of Buckhorn Flat Camp 2329 Comment
  CAS-BOT-BC236214  Poa secunda subsp. secunda Peter H. Raven 1959-4-4 13963 Los Angeles Santa Monica Mountains. E of Zuma Beach, Point Dume 701 Comment
  UC1024744  Poa secunda subsp. secunda Leo Whitney 1935-3-28 3023 Los Angeles 20 mi w Lancaster Comment
  UC149783  Poa secunda subsp. secunda H. M. Hall May 1 1902-May 3 1902 3089 Los Angeles vicinity of Elizabeth Lake (Pine Canyon); Antelope Valley Comment
  RSA92315  Poa secunda var. secunda F. W. Peirson 1918-6-1 2683 Los Angeles Eaton Canyon, south base of San Gabriel Mtns. Comment
  SBBG131897  Polycarpon depressum S. A. Junak, D. Wilken 1996-3-27 SCI 257 Los Angeles just N of Eel Cove Cyn, with high midden 27 Comment
  VVC2187  Polycarpon tetraphyllum Tim Thomas 1994-4-15 1687 Los Angeles Santa Monica Mountains, Stunt Ranch; at eastern switchback of Stunt Road just below xing w Cold Creek, on north side of road. 390 Comment
  SFV1213  Polycarpon tetraphyllum R. L. Armacost 1957-6-15 870 Los Angeles Santa Monica. Comment
  UCR206509  Polygonum hydropiperoides A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-27 36952 Los Angeles San Gabriel Valley, confluence of San Gabriel River and Walnut Creek, between El Monte and Baldwin Park, S of I-10 Fwy and north of Valley Blvd, W of I-605 Fwy, under SCE powerlines 88 Comment
  UC56645  Polygonum lapathifolium Ernest Braunton Oct. 1902 726 Los Angeles Oak Knoll Comment
  UCR119234  Polygonum lapathifolium Jeremiah George 2001-8-26 s.n. Los Angeles South Coastal Plains Region, Manhattan Beach, 869 17th St. 12 Comment
  CAS-BOT-BC71884  Polypodium californicum M. E. Parsons 1912-1-20 s.n. Los Angeles Millard Canyon, Pasadena Comment
  LA82522  Polypodium californicum O. H. Kappler; 1941-2-9 79 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCSB62302  Polypodium californicum Kiefer, Lawrence 1967-2-13 Los Angeles San Gabriel Mtns., Spring Creek, tributary of upper Pacoima Canyon, ca. 3/4mi upstream 1097 Comment
  CAS-BOT-BC232399  Polypogon monspeliensis Alice Eastwood 1906-5-27 193 Los Angeles San Pedro Comment
  CATA1297  Polypogon monspeliensis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2386 Los Angeles Santa Catalina Island: By upper Cape Canyon Reservoir 323 Comment
  CATA352  Polypogon monspeliensis Mark L. Hoefs 1973-7-20 397 Los Angeles Santa Catalina Island: In Middle Ranch reservoir 182 Comment
  UC1930149  Polystichum imbricans subsp. curtum Mark Elvin, Michael Wall, Scott Koukol, Sylvia Engstrom 1996-9-11 357 Los Angeles Transverse Ranges; San Gabriel Mountains region: San Gabriel Mtns. Angeles National Forest. Glendora Ridge Rd. 1.8 mi W of gate at Mt. Baldy Road. Comment
  RSA550410  Polystichum imbricans subsp. imbricans T. S. Ross 1992-7-10 6682 Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater & Wickiup Canyons; N and NE slope above stream. 975 Comment
  SBBG126990  Polystichum imbricans subsp. imbricans A. Parikh, N. Gale 2011-7-7 3550 Los Angeles Barley Flats, 4.2 km W of Shortcut Station, 1.1 km N of St Hwy 2 1667 Comment
  UCR145182  Populus fremontii June Latting 1976-10-6 s.n. Los Angeles San Gabriel Mountains foothills/Mojave Desert, Bob's Gap and Valyermo Road 1250 Comment
  UCR216910  Populus fremontii R. G. Swinney 2009-3-19 10133 Los Angeles San Gabriel Mtns. Foothills, Azusa, mouth of San Gabriel River Canyon, between I-210 Fwy and Foothill Blvd., west side of the river channel 171 Comment
  LA200779  Portulaca oleracea Jonathan Sauer; H. N. Sauer 1983-11-6 6272 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Pacific Palisades. 60 Comment
  UCR101739  Potamogeton foliosus L. C. Wheeler 1945-8-15 6089 Los Angeles El Monte: Lake Shangri-La 88 Comment
  RSA191581  Potamogeton illinoensis Robert F. Thorne, M. Z. Thorne 1966-8-29 36578 Los Angeles San Gabriel Mts, Angeles National Forest: Big Pines Recreation Area, dry slope above E end of Jackson Lake, on road from Big Pines to Valyermo. 1890 Comment
  RSA777523  Potentilla glandulosa R. G. Swinney 2009-5-20 10840 Los Angeles Pechner Canyon, SE of community of Juniper Hills. 1463 Comment
  SDSU10331  Prosopis glandulosa var. torreyana J. Godsil 1952-5-28 223 Los Angeles Pomona College, Claremont. 366 Comment
  UCR174649  Prunus ilicifolia Jennifer H. Jones 2006-6-4 371 Los Angeles Transverse Ranges; Foothills of San Gabriel Mtns., SW of Claremont Wilderness Park near the W end of Pomello Drive. Dirt continuation of Pomello Drive across flood control channel. 476 Comment
  UCSB68643  Prunus ilicifolia subsp. ilicifolia Gross, LeRoy 2003-3-9 Los Angeles San Rafael hills, (Verdugo Mtns Flora): SW side. A W-E trending ridge SW of Flint Peak. Entered at W end, at Mount Carmel Dr, E of the (2) Glendale freeway, between Chevy Chase Dr (Sycamore Canyon) to the N, and Glenoak Blvd. (Scholl Canyon) to the S.s 354 Comment
  POM220067  Prunus lyonii F. R. Fosberg 1932-5-7 8137 Los Angeles Santa Catalina Island. Farnsworth Loop, Coach Rd., Hamilton Canyon. 200 Comment
  RSA652648  Prunus lyonii Giancarlo Massarotto 1981-5-28 43 Los Angeles Private home garden 1020 So. Valinda Ave. W. Covina. Comment
  UCR223623  Prunus persica R. G. Swinney 2009-6-27 11288 Los Angeles Transverse Range; San Gabriel Mtns./San Gabriel Valley, San Gabriel River Wash, Azusa/Duarte border, 0.5 mi. north of Puente Largo railway bridge 194 Comment
  RSA782215  Prunus virginiana R. G. Swinney 2009-8-25 11489 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR210207  Prunus virginiana R. G. Swinney 2008-8-13 9405 Los Angeles San Gabriel Mtns., Big Rock Creek, 1.0 mi. east of Fenner Canyon 1793 Comment
  CAS-BOT-BC356553  Pseudognaphalium biolettii John H. Thomas 1957-2-14 6487 Los Angeles Hills north of Eagle Rock, about 3-4 miles east of Pasadena 304 Comment
  LA32061  Pseudognaphalium biolettii Peter H. Raven; 1959-2-15 13786 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  UC1349334  Pseudognaphalium biolettii Robert F. Thorne and P. Everett 1965-6-22 34873 Los Angeles canyon behind Bird Park; Santa Catalina Island 91 Comment
  POM358750  Pseudognaphalium biolettii F. R. Fosberg 1930-3-30 3056 Los Angeles Del Rey. 3 Comment
  SBBG25542  Pseudognaphalium biolettii D. E. Emery 1947-4-5 Los Angeles Griffith Park Comment
  RSA0094715  Pseudognaphalium californicum R. G. Swinney, Cody Clarke, Veronica Pallan 2011-4-5 14324 Los Angeles San Gabriel Mountains: Little Santa Anita Canyon north of Sierra Madre, 150 m east of Mt. Wilson Trail on ridgetop 0.12 mi. west of center of Sierra Madre Dam, 0.26 mi. (64 deg ) NNW of the trailhead 451 Comment
  SBBG18448  Pseudognaphalium californicum E. R. Blakley 1963-4-7 5521 Los Angeles Middle Ranch Cyn, ca. 1 mi above Middle Ranch Comment
  CAS-BOT-BC357298  Pseudognaphalium microcephalum Alice Eastwood 1906-5-27 143 Los Angeles Country adjacent to Los Angeles. Laurel Canyon Comment
  UC1191106  Pseudotsuga macrocarpa Herbert L. Mason 1927-6-11 3738 Los Angeles Mt. Wilson, San Gabriel Mts, Mt. Wilson 1524 Comment
  SBBG8686  Psilocarphus tenellus H. and M. Dearing 1938-5-22 1952 Los Angeles near Sherwood Park Comment
  RSA0082966  Pteridium aquilinum R. G. Swinney 2010-8-26 13603 Los Angeles North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 720 Comment
  UC586870  Pterospora andromedea Joseph Andorfer Ewan 1934-8-9 8413 Los Angeles Mount Williamson San Gabriel Mts. (near summit) 2438 Comment
  UCR182854  Pterospora andromedea R. G. Swinney 1997-8-6 5759 Los Angeles San Gabriel Mtns, Table Mountain area, Jesus Canyon west of road 4N47, NW of Wrightwood 1927 Comment
  UCR125551  Pterostegia drymarioides A. C. Sanders 2003-5-22 26818 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
  UCR152539  Pyracantha koidzumii A. C. Sanders, Lee Jones 2005-4-8 29343 Los Angeles South Coast, Palos Verdes Peninsula, old Marineland site on Long Point and bluffs toward Pt. Vicente 43 Comment
  CAS-BOT-BC466004  Pyrola picta H. E. Hasse 1907-7-1 s.n. Los Angeles San Gabriel Mtns. Comment
  SEINET4958711  Quercus X grandidentata Unknown 1934-12-27 8487 Los Angeles 2 miles above AT & SF tracks at mouth of Sawpit Canyon (i.e. Monrovia C.), San Gabriel Mts. Comment
  SFV18427  Quercus agrifolia C. Ferguson 1972-3-9 s. n. Los Angeles San Gabriel Mountains Placerita Canyon Natural Area. Comment
  SEINET12028628  Quercus agrifolia R. A. Schlising 1970-1 2956 Los Angeles Santa Monica Mtns;about 2 mi NE of Tapia Park,along Molholland Hwy Comment
  RSA657363  Quercus agrifolia var. agrifolia Joseph M. Keefe 2001-1-19 30945 Los Angeles Verdugo Mountains: Southeast face of The Eagle Rock, Eagle Rock District, Los Angeles. 305 Comment
  LA91429  Quercus berberidifolia Bruce Douglas Clayton; 1972-3-30 29 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, halfway out Drawbridge firebreak. 609 Comment
  UCD45552  Quercus chrysolepis Ernest Braunton 1928-8-5 6383 Los Angeles San Gabriel Canon. Comment
  UCR186653  Quercus douglasii A. C. Sanders 2006-4-14 32062 Los Angeles Transverse Range; Liebre Mtns. Region, 1/2 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 1006 Comment
  CAS-BOT-BC86374  Quercus dumosa John H. Thomas 1956-11-8 6476 Los Angeles San Gabriel Mountains. Western side of Santa Anita Canyon about 7 miles NNE of Pasadena 609 Comment
  UCR58160  Quercus dumosa Bill Wagner 1989-8-7 s.n. Los Angeles Western Transverse Range; Santa Monica Mtns., Northern Santa Monica Mtns, c. 0.5 mi. south of Hwy 101 on E and W sides of Kanan Road, NE of Ladyface Comment
  CAS-BOT-BC79762  Quercus durata Alice Eastwood 1919-5-29 8942 Los Angeles San Gabriel Canyon Comment
  JEPS37349  Quercus durata Theodore Payne 1907-11-5 2 Los Angeles San Gabriel Canyon San Gabriel Mts. 609 Comment
  UCD45997  Quercus durata var. gabrielensis Jack Delaini 1974-2-27 51 Los Angeles Lodi Canyon, San Dimas Experimental Forest, Angeles National Forest. Comment
  RSA708556  Quercus engelmannii Valerie L. Soza, LeRoy Gross 2001-5-9 1198 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
  RSA719928  Quercus engelmannii R. G. Swinney 1997-9-27 5881 Los Angeles between Live Oak Canyon and Marshall Canyon, 0.25 mi. NW of Live Oak Canyon Dam 512 Comment
  SD121745  Quercus engelmannii Ward B. Holt 1941-10-31 Los Angeles Monrovia Comment
  SFV21072  Quercus engelmannii L. Gross 2001-3-23 344 Los Angeles Verdugo Mountains North side of mountains on Whiting Woods Mountainway, dirt road at end of Whiting Woods Road, in Verdugo City. Road starts at Henderson Canyon and climbs to the main crest. 488 Comment
  UC1922670  Quercus engelmannii Valerie Soza, LeRoy Gross 2001-5-9 1193 Los Angeles Transverse Ranges; Verdugo Mountains region; Southern San Rafael Hills: South of mouth of Scholl Canyon, West end of Valle Vista fire road, ridgetop north of Hwy 134. 274 Comment
  UC533191  Quercus engelmannii Joseph Andorfer Ewan 1900-1 8487 b Los Angeles San Gabriel Mountains Comment
  POM290533  Quercus john-tuckeri Lyman Benson 1951-10-23 14831 Los Angeles 1 mile below Jackson Lake, Big Pines to Valyermo. 1524 Comment
  UCR256245  Quercus john-tuckeri R. G. Swinney 2010-5-19 12842 Los Angeles San Gabriel Mountains, horseshoe bend in Pacific Telephone Access Rd., 0.3 air miles NNE of Oracle Hill Summit, 2.1 air miles due east of Angeles Forest Hwy, 0.8 air miles due west of Mt. Emma Rd. 1207 Comment
  CAS-BOT-BC61543  Quercus lobata Vernon O. Bailey 1907-10-29 s.n. Los Angeles San Fernando Valley, 10 miles south of Fernando Comment
  RSA592269  Quercus lobata Louis C. Wheeler 1967-5-8 9356 Los Angeles San Gabriel Mountains [Liebre Mtns]; Northeast foothills. 412 Comment
  UC847942  Quercus pacifica F. R. Fosberg 1931-3-25 S 4358 Los Angeles Hamilton Canyon, n wall near base Santa Catalina Island 80 Comment
  CAS-BOT-BC248854  Quercus tomentella P. S. Manos; T. Martin 1987-10-8 264 Los Angeles Santa Catalina Island, Sweetwater Canyon 300 Comment
  SBBG13556  Quercus tomentella P. H. Raven 1962-5-21 17808 Los Angeles lower end of Pebbly Beach Cyn 91 Comment
  SBBG26455  Quercus tomentella R. F. Thorne with M. Z. Thorne 1966-5-31 36432 Los Angeles ridge running from S end of Mt Orizaba, S side of S fork of Fern Cyn Comment
  SBBG26456  Quercus tomentella R. F. Thorne 1966-5-31 36431 Los Angeles ridge running from S end of Mt Orizaba, S side of S fork of Fern Cyn 426 Comment
  UC1594419  Quercus tomentella Tim Ross and Elizabeth Kellogg 1992-4-12 6126 B Los Angeles 110 degrees ese, 480-600 m from Vista (point) (at head of Grove Canyon); San Clemente Island, Grove Canyon 426 Comment
  RSA595797  Quercus wislizeni var. frutescens Steve Boyd, Lauren Raz 1996-10-8 9019 Los Angeles Liebre Mountains region, crest of Sierra Pelona area at the headwaters of the westerly fork of Maple Canyon, west of Mount McDill. 1402 Comment
  RSA777371  Rafinesquia californica Orlando Mistretta, Christine Mistretta 2010-5-19 5137 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
  UC829465  Rafinesquia californica I. W. Clokey and E. G. Anderson 1935-5-9 6968 Los Angeles San Dimas Canyon Comment
  RSA545204  Rafinesquia californica Timothy S. Ross 1992-5-17 6340 Los Angeles San Gabriel Mountains. Center W side of the San Gabriel Reservoir. Short easterly spur canyon along Highway 39 463 Comment
  RSA472454  Rafinesquia neomexicana Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster Comment
  POM281599  Ranunculus cymbalaria var. saximontanus Lyman Benson 1956-1 s.n. Los Angeles Claremont. Comment
  UC1598860  Ranunculus hebecarpus F. R. Fosberg 1931-3-24 S 4348 Los Angeles Hamilton Canyon Santa Catalina Island (s wall) 40 Comment
  UC2026477  Ranunculus hebecarpus Louis C. Wheeler 1975-5-14 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Head of East Fork of Little Tujunga. Comment
  RSA679201  Raphanus raphanistrum Michael Denslow, S. D. Boyd 2003-5-7 1090 Los Angeles San Gabriel Mountains region: Glendora Ridge Motorway (1N26) west of intersection with Glendora Mountain Road (2N08). 762 Comment
  RSA0021485  Rhamnus californica Duncan S. Bell, Caitlin Elam 2013-7-11 5357 Los Angeles Sheep Mountain Wilderness; northeastern flanks of Mount Baden-Powell; collecting on a trail above Vincent Gulch. 1997 Comment
  RSA657375  Rhamnus californica Joseph M. Keefe 2001-1-24 31032 Los Angeles Verdugo Mountains: East side of Arroyo Seco, 2 meters west of curb, across street from 1590 Arroyo Boulevard at Howard Street, Pasadena. 250 Comment
  RSA0094361  Rhamnus californica subsp. californica R. G. Swinney 2011-5-31 14903 Los Angeles San Gabriel Mountains: Monte Cristo Creek, 0.1-0.4 mile northeast of Monte Cristo Campground and confluence with Mill Creek. 1096 Comment
  POM2828  Rhamnus crocea P. A. Munz 1918-5-16 2246 Los Angeles Claremont. Comment
  POM2864  Rhamnus crocea L. R. Abrams 1901-4-6 1370 Los Angeles Big Tujunga Wash Comment
  RSA651858  Rhamnus crocea Daniel Curran 1981-2-25 40 Los Angeles San Dimas Canyon Rd. 0.3 miles S of San Dimas Dam. Comment
  SEINET13946316 Image available Rhamnus crocea J. Spevak 1969-1 s.n. Los Angeles Cultivated at 124 S. Maple Drive, introduced 183 Comment
  CAS-BOT-BC59841  Rhamnus ilicifolia Timothy S. Ross; Steve Boyd 1994-5-25 7934 Los Angeles Necktie Basin: Hanging basin ca 470-830 m. w. of Warm Springs Mtn. summit. These collections from ca 600-800 m. WSW 1075 Comment
  UC575016  Rhamnus ilicifolia E. Lloyd 1933-3-25 Los Angeles Temescal Canyon Santa Monica Mts. Comment
  UC80240  Rhamnus ilicifolia Ernest Braunton Jun 1902 483 Los Angeles Griffith Park Comment
  UCR272352  Rhamnus ilicifolia R. G. Swinney 2011-3-15 14095 Los Angeles San Gabriel Mountains, Arcadia, Arcadia Wilderness Park, 2240 Highland Oaks Drive, lower Santa Anita Cyn., southern portion of park 232 Comment
  CAS-BOT-BC59796  Rhamnus pirifolia Peter H. Raven 1962-5-20 17776 Los Angeles Santa Catalina Island. Avalon Canyon about 1 mi. s. of Avalon. Comment
  CATA1692  Rhamnus pirifolia Mark L. Hoefs, Robert F. Thorne 1998-10-9 2989 Los Angeles Santa Catalina Island: Upper end of Renton Mine Road 231 Comment
  SEINET4089968  Rhamnus pirifolia R. Moran 1941-1 608 Los Angeles Johnson's Valley on Santa Catalina Island. 20 Comment
  CAS-BOT-BC168142  Rhus aromatica Henry J. Thompson 1959-3-15 1863 Los Angeles Near junction with Sepulveda Canyon, Mission Canyon 304 Comment
  LA200136  Rhus integrifolia James Lauter; 1953-5-7 sn Los Angeles SANTA MONICA MOUNTAINS, 1 mi and a block W of Beverly Glen X Mulholland Dr. Comment
  PASA2368  Rhus integrifolia A. Carter 1929-1-6 Los Angeles Sturtevant Trail, Sierra Madre Mts. 396 Comment
  RSA650231  Rhus integrifolia Donald W. Harshberger 1949-2-15 s.n. Los Angeles Glendora foothills 152 Comment
Read comments
Mar 8 2013
  SBBG31255  Rhus integrifolia R. F. Thorne with P. C. Everett 1965-6-22 34917 Los Angeles S of Avalon Golf Course 91 Comment
  UC1130487  Rhus integrifolia P. L. Johannsen 1933-12-19 206 Los Angeles 1/2 mi e of mouth of Topanga Canyon 60 Comment
  UCR125611  Rhus laurina A. C. Sanders 2003-5-22 26827 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
  RSA0022366  Rhus ovata Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5120 Los Angeles Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA386374  Rhus ovata Blanche Trask 1902-03 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  RSA591468  Rhus ovata L. C. Wheeler 1966-10-12 8966 Los Angeles San Gabriel Mountains. Susanna Canyon, 1/4 mi. downstream from falls. 533 Comment
  RSA660440  Rhus ovata Orlando Mistretta 1992-6-17 579 Los Angeles Road 2N09 EA. Curtiss Haul Road, Cow Canyon. From 2nd drainage down to Cattle Canyon. Comment
  SBBG95410  Rhus ovata M. B. Dunkle 1928-3-11 1723 Los Angeles Grand Cyn 6 Comment
  UCR100059  Rhus ovata R. G. Swinney 1967-4-5 329 Los Angeles San Gabriel Mtns,, c. 300 yds north of Hwy 66 in Irwindale, c. 500 yds east of the San Gabriel River Channel Comment
  CAS-BOT-BC92449  Ribes aureum var. gracillimum Timothy S. Ross 1994-4-28 7566 Los Angeles Liebre Mountains. Cottonwood Swamp. Confluence of San Francisquito Canyon stream and two tributaries draining 515 Comment
  UCR271720  Ribes californicum R. G. Swinney 2011-3-26 14211 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
  POM156178  Ribes californicum var. hesperium L. R. Abrams 1902-3-11 3119 Los Angeles Sepulveda Canyon, Santa Monica Mts. Comment
  UCR91466  Ribes californicum var. hesperium Scott D. White 1995-2-11 2540 Los Angeles San Gabriel Mtns, Upslope from USFS San Dimas Station, N end of San Dimas Reservoir 457 Comment
  CAS-BOT-BC93399  Ribes cereum Robert F. Thorne 1969-7-2 38341 Los Angeles San Gabriel Mountains. Angeles National Forest. At Dawson Saddle. 2407 Comment
  CAS-BOT-BC108881  Ribes divaricatum var. parishii B. D. Stark 1934-5-27 5738 Los Angeles San Gabriel Mountains. San Gabriel Canyon, Whittier Woodland Park. Comment
  RSA788772  Ribes indecorum Mark A. Elvin, M. Wall 1997-3-5 364 Los Angeles San Gabriel Mountains, off Mount Baldy Road 0.3 miles S from intersection w/ [Padua Avenue], 200 m off road. Sandy alluvial wash. Comment
  SFV1634  Ribes malvaceum K. A. Wilson 1961-3-10 963 Los Angeles Santa Monica Mountains Old Topanga Canyon Road, about 0.25 miles west of Topanga Canyon Blvd. 245 Comment
  UCR128259  Ribes malvaceum Mark A. Elvin, Cathleen Weigand 2003-5-22 2903 Los Angeles Western Transverse Range; Santa Susana Mtns., crest of mountains at head of Salt Canyon, Newhall Ranch 915 Comment
  RSA653924  Ribes malvaceum var. viridifolium Valerie L. Soza, Wayne Law, Laura Moore 2000-6-27 1035 Los Angeles San Gabriel Mountains: Firebreak above Upper Winter Creek Trail, ca. 2 miles northwest of Chantry Flat along FS Road 2N41.2, north of San Olene Canyon. 823 Comment
  CAS-BOT-BC219187  Ribes nevadense Frank W. Peirson 1919-5-10 688 Los Angeles Trail from Arraster Creek, Mount Gleason, San Gabriel Mountains 1676 Comment
  NY833421  Ribes nevadense S. Boyd 2004-5-18 11306 Los Angeles Trnasverse Ranges: Liebre Mountains region: Atmore Meadows area Comment
  RSA239254  Ribes nevadense Robert F. Thorne 1969-7-2 38330 Los Angeles Cortelyou Spring ca. 1 mile E of Islip saddle, on Angeles Crest Hwy. 2073 Comment
  RSA706217  Ribes roezlii var. roezlii Tim Thibault, K. E. Olshewsky 2004-5-23 288 Los Angeles Mt. Williamson. 2074 Comment
  LA33879  Ribes speciosum Peter H. Raven; Henry J. Thompson 1959-4-3 13917 Los Angeles Santa Monica Mountains, Saddle Peak, 0.5 mi. E of peak 701 Comment
  CAS-BOT-BC173942  Ribes viburnifolium Blanche Trask 1896-3-22 s.n. Los Angeles Santa Catalina Island Comment
  RSA480743  Ricinus communis B. C. Templeton 1962-3-24 9294 Los Angeles W. side Verdugo Hills Comment
  RSA652865  Ricinus communis Ron Martinolich 1991-4-7 45 Los Angeles Los Angeles, Griffith Park, north on Vista Del Valle Drive, to first fire road on right (east) past Bee Rock trail head, down (about north) on fire road about 1 mile. Comment
  SFV10402  Romneya coulteri M. L. Vincent 1965-5-27 656 Los Angeles Santa Monica Mountains Mulholland Highway, 2 miles west of Las Virgenes Road. 300 Comment
  RSA660687  Romneya trichocalyx Jerry Turney 1987-6-3 57 Los Angeles Lower Eaton Canyon. San Gabriel Mountains. In front of Nature Center. Comment
  UCR98821  Rorippa curvipes var. truncata T. S. Ross, Steve Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3826 Los Angeles San Gabriel Mtns., W margin of Crystal Lake. 1701 Comment
  UCR205134  Rorippa curvisiliqua R. G. Swinney 2008-4-30 8696 Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 341 Comment
  SBBG70546  Rosa californica M. N. Ackley -May-1930 1268 Los Angeles Monte Vista Park 243 Comment
Read comments
May 7 2015
  POM186340  Rubus pensilvanicus Joseph A. Ewan 1932-6-29 7598 Los Angeles Arizona Ave. four miles W of Hawthorn. Comment
  RSA199022  Rubus ursinus W. M. Gauntt 1966-4-16 159 Los Angeles Junction of Glendora Mountain Road and San Gabriel Canyon Road. 915 Comment
  UC1128622  Rubus ursinus A. D. Gifford 1935-5-8 697 Los Angeles 4 3/4 mi ene Warm Springs; Angeles National Forest, Tejon Quad. Comment
  UCR205736  Rumex A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36984 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  RSA0107832  Rumex conglomeratus Steven A. Junak 2000-6-29 SCa- 1351 Los Angeles Santa Catalina Island. NE end of Haypress Reservoir. 399 Comment
  UCR223723  Rumex crispus R. G. Swinney 2009-6-8 11107 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy 1720 Comment
  RSA0080426  Rumex crispus R. G. Swinney 2011-6-29 15372 Los Angeles Mill Creek, from 50 to 300 meters downstream (south) from Monte Cristo Campground. 1082 Comment
  UC1070541  Rumex hymenosepalus G. T. Nordstrom 1935-4-6 450 Los Angeles 2 mi ne Mouth of Snowy Creek; Tejon Quad. 944 Comment
  UCR205735  Rumex maritimus A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 36983 Los Angeles San Gabriel Valley, San Gabriel River channel between Lower Azusa Rd. and the I-605 crossing, southwestern lobe of Irwindale between Baldwin Park and El Monte, under SCE powerlines 110 Comment
  PASA1507  Rumex persicarioides Louis C. Wheeler 1932-9-19 1394 Los Angeles Los Angeles River at the Los Felis Bvd. Comment
  RSA639236  Ruppia maritima Robert F. Thorne, D. Propt, Class 1971-5-17 41353 Los Angeles Santa Catalina Island: Pond southeast of Isthmus. 213 Comment
  RSA0073248  Salazaria mexicana Bonnie C. Templeton, H. J. Andrews 1938-6-22 1689 Los Angeles Mint Canyon. Comment
  RSA785590  Salicornia virginica Doris Hoover Bowers 1970-4-6 1510 Los Angeles Harbor Park, S. end of Bixby Slough 30 Comment
  SBBG29071  Salix exigua var. hindsiana F. R. Fosberg 1931-10-23 5850 Los Angeles top of grade between Calabasas and Agoura Comment
  UC1375322  Salix exigua var. hindsiana Robert F. Thorne and C. W. Tilforth 1971-6-17 39884 Los Angeles 0.7 mi w Soledad Station (along Santa Clara R.); n slope San Gabriel Mts., Soledad Canyon 609 Comment
  LA208731  Salix laevigata Carl Hedin; Joseph Ewan 1932-5-19 7666 Los Angeles Ballona Creek at Ballona Marshes [Area 4] Comment
  LA33899  Salix laevigata Peter H. Raven; Henry J. Thompson 1959-10-14 14638 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  SBBG27243  Salix laevigata Mrs. H. P. Bracelin, F. R. Fosberg 1931-10-11 568 Los Angeles lower Topanga Cyn, 2.5 km W of Ocean Beach Comment
  UCR126598  Salix laevigata A. C. Sanders, Mark Elvin 2003-8-7 27159 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, Santa Clara River bottom east of Del Valle 282 Comment
  RSA0030815  Salix laevigata var. araquipa Carl W. Sharsmith 1932-1-17 11 Los Angeles Lower San Gabriel Canyon, about 9.5 km. above Azusa. 300 Comment
  SEINET3158585  Salix lasiandra var. lancifolia G. B. Grant 1160 Los Angeles Pasadena Comment
  RSA226907  Salix lasiolepis Robert F. Thorne 1971-8-25 41254 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  RSA600778  Salix lasiolepis Louis C. Wheeler 1962-6-30 8154 Los Angeles San Gabriel Mountains. Pacoima Canyon at Bad Canyon. 976 Comment
  RSA656259  Salix lasiolepis Sara Kabat 1977-3-3 2 Los Angeles Verdugo Mountains: South bank of Deer Creek, 300 yards west of Masinter Debris Dam, west of Oakmont Country Club, Glendale. 381 Comment
  SBBG57874  Salix lasiolepis F. R. Fosberg 1932-1-26 7173 Los Angeles top of grade between Calabasas and Agoura 285 Comment
  SD1055  Salix lasiolepis F. R. Fosberg 1932-1-26 7179 Los Angeles bottom of Topanga Canyon, Santa Monica Mts. 224 Comment
  UC483063  Salix lasiolepis F. R. Fosberg 1931-1-26 7178 Los Angeles at foot of Cahuenga Pass grade; Los Angeles River Comment
  RSA92645  Salix lasiolepis F. W. Peirson 1919-5-10 4281 Los Angeles Arraster [Arrastre] Creek, San Gabriel Mountains. 838 Comment
  CLARK-A1528-4060  Salix scouleriana John C. Roos 1937-7-16 620 Los Angeles San Gabriel Mountains Comment
  CAS-BOT-BC126297  Salix sessilifolia F. Ray Fosberg 1931-10-23 5850 Los Angeles Between Calabasas and Agoura, Santa Monica Mountains Comment
  UCR209251  Salsola tragus R. G. Swinney 2008-10-8 9535 Los Angeles San Gabriel Mtns., Table Mountain West, north of Big Pines 2291 Comment
  CAS-BOT-BC180707  Salsola tragus John Thomas Howell 1952-10-26 28876 Los Angeles Vacant lot, Palmdale Comment
  RSA248863  Salsola tragus R. F. Thorne 1973-4-12 42981 Los Angeles San Clemente Island, just SE of Airfield Operations. 61 Comment
  RSA444930  Salsola tragus Al Shapiro 1930-01 s.n. Los Angeles El Segundo. 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
  RSA0051699  Saltugilia splendens subsp. splendens L. Haines 1935-7-3 s.n. Los Angeles San Dimas. 2300 Comment
  UC457318  Salvia Carl Epling and N. Dunn 1931-5-30 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  CHSC90743  Salvia apiana John Gerard 1972-5-12 Los Angeles Hills behind the campus of California Polytechnic College. Pomona. Comment
  RSA424323  Salvia apiana William Emboden 1970-6-12 39 Los Angeles Topanga Canyon Blvd., 3.7 miles north of Topanga on the East bank of the road. Comment
  RSA599997  Salvia apiana Steve Boyd, Lauren Raz 1997-5-28 9837 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
  RSA607919  Salvia apiana Louis C. Wheeler 1961-6-13 7871 Los Angeles San Gabriel Mountains: Pacoima Canyon at Bad Canyon 1098 Comment
  UCD125438  Salvia apiana Elise Jackson 1993-5-6 22 Los Angeles Eddleston Park, Reseda Blvd. at Calle Vista Circle. Comment
  RSA144762  Salvia apiana N. Nicolson 1961-3-3 782 Los Angeles Padua Hills, Claremont. Mountain Range - San Gabriel, Drainage Area - San Gabriel. 427 Comment
  POM145647  Salvia carduacea L. R. Abrams 1927-4-30 11746 Los Angeles Antelope Valley between Fairmont and Neenach . Comment
  RSA411361  Salvia carduacea Freda Detmers 1931-5-17 s.n. Los Angeles Hillside, Mint Canyon. Comment
  RSA401449B  Salvia columbariae Freda Detmers 1931-5-10 s.n. Los Angeles Foothill Blvd, Near Azusa. Comment
  RSA599711  Salvia columbariae Steve Boyd, Lauren Raz, T. S. Ross 1997-4-1 9460 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
  UC1124715  Salvia columbariae P. L. Johannsen 1934-3-5 316 Los Angeles 1 mi ne Castac; Santa Susana Quad. 457 Comment
  UCR273211  Salvia columbariae R. G. Swinney 2011-5-6 14601 Los Angeles San Gabriel Mountains, north of Glendora, ridge immediately north of Garcia Canyon & south of Newman's Point, 10-150 m west of Glendora Mountain Road 854 Comment
  RSA0056281  Salvia columbariae L. Bullington 1961-4-27 s.n. Los Angeles Dry Canyon, Mulholland Rd. 457 Comment
  UCR277112  Salvia dorrii R. G. Swinney 2011-4-19 14409 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
  SD121493  Salvia dorrii var. pilosa Barbara Ertter, J. Strachan 1979-6-29 3007 Los Angeles North edge of Angels National Forest ca. 9.0 miles eastsoutheast of Pearblossom, 1.7 miles north of Mile High on County Highway N4. 1463 Comment
  UCSB7703  Salvia leucophylla Vernand, Ramona 1963-5-18 Los Angeles 0.2 miles south of Crenshaw Blvd; on Palos Verdes Dr. North; Rolling Hills Comment
  HSC14363  Salvia mellifera David Porter 1965-4-29 Los Angeles .5 mi. N of Topanga Canyon Blvd., Topanga Canyon, Santa Monica Mtn. 412 Comment
  RSA434104  Salvia mellifera M. B. Dunkle 1933-4-19 3309 Los Angeles Palos Verdes Hills. Comment
  RSA434110  Salvia mellifera L. H. Jones 1909-4-1 s.n. Los Angeles 1050 feet, Mount Wilson Trail, Sierra Madre. 320 Comment
  RSA533423  Salvia mellifera Tim S. Ross 1991-4-21 4532 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Canyon, vicinity of old water tank. 229 Comment
  RSA647929  Salvia mellifera Michelle Manolovitz, Brian Manolovitz 1992-5-5 12 Los Angeles Santa Fe Dam, 15501 E. Arrow Hwy, Irwindale; 450 feet northwest of park office. Comment
  SBBG12653  Salvia mellifera E. R. Blakley 1962-10-5 5431 Los Angeles NE side of Black Jack Mtn at the jct of Island Rd and White's Landing Rd 381 Comment
  UCD15672  Salvia mellifera Anne B. Overturf 1989-5-28 20 Los Angeles Eaton Canyon. 365 Comment
  UCR186800  Salvia mellifera Gary Kovnat, LeRoy Gross 2003-2-2 10 Los Angeles San Gabriel Mountains, Transverse Ranges; Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone 683 Comment
  UCR213510  Salvia mellifera A. C. Sanders, Karen Kirtland 2010-5-14 38348 Los Angeles South Coast, Palos Verdes Peninsula, San Ramon Canyon in city of Rancho Palos Verdes, near Los Angeles city boundary 201 Comment
  RSA0071925  Salvia mellifera Sabrina Lawrence-Gomez, Alexandria Cheung, Daniel Kasang, Miller Zou, Sarah Ratay 2011-7-8 36 Los Angeles Santa Catalina Island. Deer Valley Trail. 92 Comment
  RSA126688  Salvia spathacea H. J. Thompson 1959-5-24 1998 Los Angeles Santa Monica Mountains: 0.8 miles north of Coast Highway. Tuna Canyon. 91 Comment
  CHSC95502  Sambucus mexicana LeRoy Gross; Naomi Fraga, Bill Hogshead, Aydee Virgen 2003-6-19 1086 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
  JEPS12738  Sambucus mexicana Frank W. Peirson 1919-4-24 391 Los Angeles canyon e Rubio; San Gabriel Mountains 548 Comment
  POM9093  Sambucus mexicana P. A. Munz, R. D. Harwood 1920-5-17 3970 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  UC1125369  Sambucus mexicana R. St. John 1930-2-15 96 Los Angeles Pico Canyon Santa Susana Quadrangle 533 Comment
  SBBG42512  Sanicula arguta R. Moran 1941-3-7 686 Los Angeles Middle Ranch 200 Comment
  POM97140  Sanicula tuberosa P. A. Munz 1925-4-23 9438 Los Angeles San Gabriel Canyon. 488 Comment
  UCR138539  Sanicula tuberosa L. C. Wheeler 1967-5-18 9630 Los Angeles Western Transverse Range; San Gabriel Mountains, Placerita Canyon 518 Comment
  CAS-BOT-BC466346  Sarcodes sanguinea Timothy S. Ross 1994-5-31 7964 Los Angeles San Gabridl Mountains: Pacifico Mtn, ca 530 m due W of the 7124-ft summit; low saddle-like area, functionally the head of Santiago Canyon 2023 Comment
  UCR223448  Sarcodes sanguinea R. G. Swinney 2009-6-3 11040 Los Angeles Transverse Range; San Gabriel Mtns., Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 Comment
  UCR150932  Sarcostemma cynanchoides subsp. hartwegii Valerie Soza, LeRoy Gross 1999-5-10 457 Los Angeles San Gabriel Mountains, Foothills above Glendora, west of Colby Trail, at end of Loraine Avenue 378 Comment
  RSA458888  Saxifraga californica Alice Jane Merritt 1893-4-1 s.n. Los Angeles Near Glendale Comment
  RSA503444  Schismus arabicus L. C. Wheeler 1967-5-12 9425 Los Angeles San Gabriel Mountains: Hunt Canyon, 3 miles E of Vincent. 1067 Comment
  RSA728340  Schismus arabicus Gary D. Wallace 1982-4-17 1904 Los Angeles Mojave Desert: Fort Tejon Road S of Pearblossom, between 106th and Longview Road. Comment
  RSA0042311  Schismus arabicus Mark L. Hoefs, Steven A. Junak, Keri Kirkland 2001-4-13 3118 Los Angeles Santa Catalina Island: Near road above Empire Landing. 137 Comment
  SDSU5130  Schismus barbatus H. Wedberg 1966-4-3 1186 Los Angeles Chaparral slope burned two years previous, above Hill Dr. x Neal, in Eagle Rock. 457 Comment
  SEINET7297420 Image available Schismus barbatus Robert F. Thorne, G. Wallace 1973-1 43411 Los Angeles San Gabriel Mts., Mojave Desert Slope: junction of Pallett Creek & Longview Roads, c. 4 mi S of Pear-blossom 1173 Comment
  RSA0115848  Schismus barbatus Steven A. Junak 1999-4-24 SCa- 859 Los Angeles Santa Catalina Island. Plant stop, main road. 445 Comment
  UCR94667  Schoenoplectus acutus var. occidentalis A. C. Sanders, E. J. Lott 1993-5-6 13989 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
  RSA366046  Schoenoplectus americanus H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  RSA366045  Schoenoplectus americanus Robert Gustafson 1981-4-29 2208 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA92164  Scirpus acutus var. occidentalis F. W. Peirson 1918-4-28 1611 Los Angeles Southeast of El Monte. Comment
  POM199529  Scrophularia californica I. W. Clokey, Bonnie C. Templeton 1929-07 4573 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  UCR163177  Scrophularia californica subsp. californica Anuja Parikh, Nathan Gale 2004-9-9 2090 Los Angeles Western Transverse Range, Santa Clara River Valley, Newhall Ranch, along Santa Clara River (SCR sect. 2) in vicinity of confluence of Chiquito Canyon 274 Comment
  CAS-BOT-BC341093  Scutellaria mexicana Timothy S. Ross; Steve Boyd 1990-5-29 2690 Los Angeles San Gabriel Mountains. SE edge of Valyermo: along NE side of Valyermo Rd from Ca 3730-3750, then S of the road from ca 3750-3770 feet elevation 1149 Comment
  RSA0014964  Selaginella bigelovii Steve Boyd, Valentin Arvizu, R. E. Riefner 2006-9-21 11696 Los Angeles Side drainage of La Tuna Creek just west of La Tuna Canyon Road offramp from 210 Freeway, adjacent to parking area for Santa Monica Mountains Conservancy reserve lands. Comment
  RSA598105  Senecio californicus Steve Boyd, Lauren Raz 1997-3-4 9152 Los Angeles Liebre Mountains region, southern base of the Sierra Pelona Ridge, Crown Valley just northwest of Governor Mine, ca 0.8 mi north of Sierra Highway along Crown Valley Road, disturbed and graded area associated with high-tension power lines. 610 Comment
  RSA0042789  Senecio douglasii Lee Haines 1935-07 s.n. Los Angeles Tan Bark Flats - San Gabriel Mts. Comment
  CHSC20917  Senecio flaccidus var. douglasii Robert A. Schlising 1971-10-19 3003 Los Angeles Lopez Canyon north of Pacoima. Comment
  RSA0092159  Senecio flaccidus var. douglasii R. G. Swinney 2011-9-22 15689 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), near entrance gate along Camp Colby Rd., c. 0.5 road mile north of lodge. 1009 Comment
  RSA482195  Senecio flaccidus var. douglasii Richard Noyes 1987-9-19 423 Los Angeles San Antonio Canyon 0.5 miles north of hwy tunnels 1158 Comment
  RSA16866  Senecio lyonii C. B. Wolf 1932-5-14 3630 Los Angeles Between Avalon and Pebbly Beach, Santa Catalina Island. 30 Comment
  RSA703202  Senecio vulgaris LeRoy Gross 2005-2-15 1392 Los Angeles About 1/4 mile beyond the cemetery up Brand Canyon, on the south side of the mountains. 356 Comment
  RSA772892  Senecio vulgaris LeRoy Gross 2011-3-28 5435 Los Angeles Claremont McKenna College, along N. Mills Ave., north of E 6th. street. Claremont. Near the Athletic department. 375 Comment
  RSA785309  Senecio vulgaris Doris Bowers 1957-3-6 533 Los Angeles LaVerne College lawn (University of LaVerne) 457 Comment
  CAS-BOT-BC434371  Sidotheca trilobata Steve Boyd; Timothy S. Ross; Laura Moore; Valerie Soza 1997-7-8 10004 Los Angeles Liebre Mountains Region: Saddle between Sawmill Mountain and Liebre Mountain, at the head of the north fork of Fish Canyon. 1456 Comment
  UCR89495  Silene californica Steve Boyd, Orlando Mistretta 1993-5-11 8134 Los Angeles Liebre Mtns, Saugus Ranger District, Angeles National Forest, N slope of Red Mtn in Ruby Canyon, along Forest Service Road 6N24, 2.4 mi. west of junction with 7N01. 1622 Comment
  SD113390  Silene gallica Darley F. Howe April 32 Los Angeles Claremont. Comment
  SD86335  Silene gallica R. Mitchel Beauchamp, M. Douglas 1972-3-24 3228 Los Angeles San Clemente Island; slope south of Eel Point. Comment
  LA82450  Silene laciniata subsp. laciniata O. H. Kappler; 1940-5-12 8 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  LA94349  Silene laciniata subsp. laciniata W. O. Griesel; 1934-5-3 4448 Los Angeles Santa Monica Mountains, Sepulveda Canyon Comment
  RSA0080071  Silene laciniata subsp. major R. G. Swinney 2010-6-4 13036 Los Angeles Placerita Canyon Natural Area (formerly Placerita Cyn. State Park), 0.3-0.9 miles east of Nature Center along Placerita Cyn. bottom. 476 Comment
  RSA717944  Silene laciniata subsp. major R. G. Swinney, D. W. Larson 1996-8-7 5236 Los Angeles San Dimas Experimental Forest, northern 2/3 of west half of Brown s Flat. 1293 Comment
  UC8464  Silene laciniata subsp. major J. H. Barber 1897-4 308 Los Angeles Santa Monica Comment
  UC852887  Silene laciniata subsp. major Ira W. Clokey, B. Templeton May 1929 4544 Los Angeles Mandeville Canyon Santa Monica Mountains, Mandeville Canyon 500 Comment
  POM280  Silene laciniata subsp. major L. R. Abrams 1901-4-3 1295 Los Angeles Santa Monica Mountains. Comment
  CAS-BOT-BC175099  Silene verecunda Elizabeth McClintock 1965-7-2 s.n. Los Angeles San Gabriel Mountains, Table Mountain, above Wrightwood 2133 Comment
  UCR191266  Silene verecunda R. G. Swinney 1998-7-2 6211 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA483730  Silybum marianum Richard Noyes, Laurel Arnseth 1988-4-30 526 Los Angeles Claremont. Foothills of the San Gabriel Mountains. Dry drainage bed 100 meters east of Thompson Creek Dam. 500 Comment
  RSA699880  Sisymbrium altissimum LeRoy Gross, Ted Anderson 2004-5-3 1218 Los Angeles Road started west of Mt. Lukens, down (Southeast) to a little west of Earl Canyon Road. (Angeles National Forest Road surveys. Roads, 2N76.1 & 2N76.2) 1333 Comment
  UCR204456  Sisymbrium altissimum R. G. Swinney 2005-7-21 8310 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
  HSC79810  Sisymbrium irio James Henrickson 1973-6-15 10681 Los Angeles City of Long Beach, near Long Beach Arena 3 Comment
  RSA708616  Sisymbrium officinale Valerie Soza, LeRoy Gross 2001-5-9 1208 Los Angeles Southern San Rafael Hills: South of Scholl Canyon, Valle Vista fire road, west of junction with Scholl Canyon Road, ridgetop north of Hwy 134. 297 Comment
  RSA724770  Sisymbrium orientale K. Dobry 1991-6-13 d- 718 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  UCR191273  Sisyrinchium R. G. Swinney 1999-7-28 7573 Los Angeles San Gabriel Mtns., East Fork San Gabriel River Canyon, c. 400 m north of Allison Gulch 732 Comment
  UCR194187  Sisyrinchium R. G. Swinney 1998-7-29 6530 Los Angeles San Gabriel Mtns., Dawson Peak Ridge (west side), at spring on NNW facing slope, c. 100 m above canyon bottom, c. 0.5 mi. NE of Upper Fish Fork Camp 2110 Comment
  RSA11763  Solanum douglasii E. Lloyd 1933-3-25 s.n. Los Angeles Temescal canon. Comment
  RSA422391  Solanum douglasii T. S. Clare 1929-3-3 s.n. Los Angeles Topango [Topanga] Canyon. Comment
  SEINET3860465  Solanum douglasii R. G. Swinney 2009-4-13 10334 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills: San Gabriel River under the Puente Largo railway bridge, 0.5 mi. north of Foothill Blvd. on east side of El Encanto Parkway, east of El Encanto Park in Duarte.; 0 184 Comment
  UCR258692  Solanum douglasii R. G. Swinney 2010-3-22 12032 Los Angeles San Gabriel Mountains, Lopez Canyon Rd., 1.4 miles west of Kagel Canyon Road junction, NE of Pacoima 502 Comment
  UCR261348  Solanum douglasii R. G. Swinney 2010-3-13 11893 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  UCR261549  Solanum douglasii R. G. Swinney 2010-2-27 11715 Los Angeles San Gabriel Mountains/ Verdugo Mountains, Hansen Dam Flood Control Basin, from east end of Orcas Park to 0.5 mi. east, and from the I-210 Fwy south to Big Tujunga Wash 331 Comment
  RSA422418  Solanum douglasii Robert Gustafson 1981-4-14 2163 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA608341  Solanum douglasii Louis C. Wheeler 1930-3-8 12 Los Angeles Santa Monica Mountains: Mandeville Canyon. Comment
  SBBG55464  Solanum douglasii D. Wheat 1967-5-9 39 Los Angeles Little Dalton Cyn, NE of Glendora, 3 mi N of US 66 243 Comment
  UC1293690  Solanum elaeagnifolium P. C. Everett and E. K. Balls 1959-6-2 23845 Los Angeles 1 mi ne of entrance to Stokes Canyon (Santa Monica Mountains); Santa Monica Mountains 182 Comment
  CDA5974  Solanum mauritianum T. C. Fuller 1976-3-9 20120 Los Angeles 2235 Nichols Canyon Road at Dresden Drive, Santa Monica Mountains, Los Angeles. 0 Comment
  CAS-BOT-BC154695  Solanum umbelliferum C. F. Baker 1903-3-16 4059 Los Angeles Claremont Comment
  CAS-BOT-BC156508  Solanum umbelliferum G. B. Grant 1901-4-4 s.n. Los Angeles Los Angeles River near Terminal R.R. Comment
  CAS-BOT-BC83647  Solanum umbelliferum F. W. Peirson 1943-5-15 13550 Los Angeles Rock Creek, N slope of San Gabriel Mountains 1295 Comment
  POM296758  Solanum umbelliferum Lyman D. Benson 1945-5-11 11714 Los Angeles Canyon below Johnson's Pasture, Claremont. 549 Comment
  RSA600058  Solanum umbelliferum Steve D. Boyd, Lauren Raz 1997-5-20 9813 Los Angeles Liebre Mountains region: Northern flank of Sawmill Mountain, upper Heryford Canyon drainage, just northeast of Sawmill Summit at the junction of Forest Service roads 7N23 and 7N08. 1341 Comment
  UCR205890  Solanum umbelliferum A. C. Sanders, Mitch Provance, T. B. Salvato 2009-6-1 37086 Los Angeles San Gabriel Valley, west edge of I-605 and c. 1 mile west of the center of of the Santa Fe Flood Control Basin, N of Arrow Hwy and south of Duarte 140 Comment
  RSA427422  Solanum umbelliferum Elbert Benjamine 1929-3-10 67 Los Angeles Los Flores Canyon. Comment
  RSA592520  Solanum wallacei Mark Hoefs, Propst 1973-3-14 79 Los Angeles Cape Canyon, Santa Catalina Island. 290 Comment
  NY820381  Solanum xanti F. A. MacFadden 1931-3-15 s.n. Los Angeles LaTuna Canyon, Verdugo Hills Comment
  SEINET3078075 Image available Solanum xanti var. intermedium Norman C. Cooper 1945-5-1 2201 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  SEINET8498774 Image available Solanum xanti var. intermedium G. L. Hannan 1981-5-24 341 Los Angeles Soledad Canyon Road, 4.2 miles east of Aqua Dulce Road. 738 Comment
  RSA473616  Solidago californica F. R. Fosberg 1930-11-11 54182 Los Angeles Templeton, South Puente 100 Comment
  RSA473615  Solidago californica F. R. Fosberg 1931-8-12 55525 Los Angeles Buckhorn Trail, northwest ridge, San Gabriel Mountains 2100 Comment
  UCD136098  Solidago velutina subsp. californica Kenneth A. Wilson 1963-10-26 1313 Los Angeles Santa Monica Mountains. Old Topanga Canyon Road. 1/2 mile northwest of Topanga Canyon Blvd. Comment
  UCR222775  Sonchus asper R. G. Swinney 2009-5-6 10691 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon at confluence with Little Rock Creek 909 Comment
  RSA0119941  Sonchus oleraceus R. G. Swinney 2014-5-27 16668 Los Angeles San Gabriel Mountains; Glendora, ridge between east and north forks of Hook Cyn., c. 400 m. south of Glendora Ridge Mtwy. on s.-facing slope at 15-40 % grade., C. 200 m. due n. of Church of the Open Door and n. and e. of Hook Cyn. debris basin. 445 Comment
  RSA474109  Sonchus oleraceus F. R. Fosberg 1931-4-1 S- 4437 Los Angeles Hamilton canyon, near Avalon, Santa Catalina Island, 70 Comment
  UCD150976  Sonchus oleraceus D. S. Park 2010-4-29 62 Los Angeles Wildwood Canyon, roadside near first canyon entrance trailhead. 388 Comment
  LA212314  Sonchus oleraceus Bill Bozarth; 1949-7-11 s.n. Los Angeles Conoga Park. Comment
  RSA0036836  Sonchus oleraceus B. Daniel Stickney 1981-5-23 36 Los Angeles In San Jose Hills N of Campus of Cal Poly, Pomona. Comment
  SFV4119  Sonchus oleraceus M. Wisotsky 1958-5-25 s. n. Los Angeles San Fernando Valley Pacoima. To the rear of 12904 Osborne Avenue, directly behind house. Comment
  UC40226  Sorghum halepense J. Burtt Davy Oct 1896 2855 Los Angeles Pomona Comment
  RSA652866  Spartium junceum Ron Martinolich 1991-5-14 67 Los Angeles Los Angeles, Muholland Drive, 0.4 mile west of intersection with Encino Hills Drive, north of roadway. Comment
  UC1870177  Spartium junceum LeRoy Gross 2004-3-19 1209 Los Angeles Transverse Ranges; Verdugo Mountains region: San Rafael Hills: North section of hills; Gate #4 Along Ridge Motorway (dirt road) at corner of Camino San Rafael and Flintridge drive. 502 Comment
  UCR255855  Spartium junceum Dan S. Cooper 2014-6-4 614- 60 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Hollywood Reservoir, eastern edge of perimeter road/Canyon Lake Dr. 233 Comment
  UCR95165  Spergularia bocconi P. H. Raven 1962-4-11 17256 Los Angeles Channel Islands, San Clemente Island, sandy beach due west of Wall 2 9 Comment
  RSA3483  Spergularia macrotheca C. B. Wolf 1932-5-9 3426 Los Angeles Santa Catalina Island, 0.5 mile from Avalon on road to Pebbly Beach. 7 Comment
  RSA478013  Spergularia macrotheca F. H. Elmore 1939-11-25 s.n. Los Angeles San Clemente Island. Pyramid Cove. Comment
  RSA0098397  Spergularia macrotheca var. macrotheca Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-7-14 2381 Los Angeles Parsons Landing, Santa Catalina Island. 3 Comment
  RSA0098136  Spergularia rubra Orlando Mistretta, Kristie Haydu 2011-7-20 5966 Los Angeles Arroyo Seco Canyon area. Angeles Crest Hwy near junction with Grizzly Flat Road. 902 Comment
  CDA3440  Spergularia rubra Phillipson 1915-4-2 Los Angeles South Santa Anita. Comment
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Jan 17 2015
  RSA446649  Stachys bullata Bonnie C. Templeton 1930-5-27 1419 Los Angeles Higgins Canyon, north of Beverly Hillls. 100 Comment
  UCR124441  Stachys bullata I. W. Clokey, B. C. Templeton 1929-1 4460 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  LA52384  Stachys bullata L. Larson; 1928-4-21 105 Los Angeles Comment
  UCR11646  Stachys rigida var. rigida Carl Epling 1927-1 s.n. Los Angeles Santa Monica Mtns., hills in rear of Universal City 244 Comment
  SD30995  Stachys rigida var. rigida Edith A. Purer 1931-3-12 960 Los Angeles Palos Verdes. Comment
  POM19197  Stanleya pinnata var. pinnata P. A. Munz 1923-5-27 6883 a Los Angeles Rock Creek; San Gabriel Mts 1296 Comment
  RSA611390  Stellaria media L. C. Wheeler 1932-9-9 1359 Los Angeles San Antonio Canyon 1067 Comment
  RSA650311  Stellaria media A. E. Hersh 1950-7-12 s.n. Los Angeles 4111 Wade St., Venice. 30 Comment
  RSA656060  Stellaria nitens James Henrickson 1985-3-30 19792 Los Angeles Ca. 3 air mi. nnw. of Newhall in proposed North Hills development just north of Santa Clara River and just e. of San Francisquito Creek 354 Comment
  UCR169444  Stephanomeria A. C. Sanders, Mark A. Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25101 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
  CATA1806  Stephanomeria diegensis Benjamin E. Carter 2012-8-23 6990 Los Angeles Santa Catalina Island: Airport Road, ca. 1/4 miles north of Middle Ranch Road 405 Comment
  UCR270008  Stephanomeria parryi R. G. Swinney 2010-6-1 13119 Los Angeles