Search Results — 2000 specimen records retrieved (1548 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
  RSA460914  Abronia maritima F. R. Fosberg 1930-6-23 S 2974 Los Angeles Del Rey. 2 Comment
  RSA0048573  Abronia maritima A. Lee Haines 1970-4-24 s.n. Los Angeles Pt. Dume. Comment
  RSA460951  Abronia pogonantha Anstruther Davidson 1893-5-12 s.n. Los Angeles Lancaster. Comment
  SD90379  Abronia umbellata Robert F. Thorne 1966-4-15 35990 Los Angeles San Clemente Island; 0.67 mile southsoutheast of Eel Point, southwest side of island. 29 Comment
  CATA202  Abronia umbellata subsp. umbellata Mark L. Hoefs 1973-4-15 181 Los Angeles Santa Catalina Island: Ben Weston Beach 7 Comment
  UCSB24615  Acamptopappus sphaerocephalus var. hirtellus Lincoln, Steve 1966-5-13 Los Angeles Highway 138 east of Pearblossom, 1.1 mi east of 213th Street, Mojave Desert. 1005 Comment
Read comments
Aug 12 2014
  RSA596337  Acer macrophyllum Tim S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3378 Los Angeles Big Rock Creek Canyon, along stream and immediately adjacent flats and slopes; ca 130m N to 250m NNW of Icy Springs. 1713 Comment
  RSA0020367  Achillea millefolium Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5072 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  SDSU6821  Achillea millefolium R. M. Beauchamp 1967-3-17 259 Los Angeles South of Wilson Cove Comment
  UCD128348  Achillea millefolium Kathy Tajbakhsh 1996-4-13 17 Los Angeles Santa Catalina Island: Fisherman's bay, 200 meters outside of USC Marine Research Station. Comment
  POM182186  Achnatherum coronatum Marcus E. Jones 1926-5-7 s.n. Los Angeles Claremont. 365 Comment
  RSA601562  Achnatherum diegoense L. C. Wheeler 1967-6-16 9843 Los Angeles San Gabriel Mountains : Sunset Ridge by Millard Canyon; north side NE of Coulter Reservoir. 640 Comment
  RSA729780  Achnatherum hymenoides R. G. Swinney 1998-7-2 6242 Los Angeles San Gabriel Mtns.: high point of East Table Mountain, Wrightwood area. 2256 Comment
  SBBG33524  Achnatherum hymenoides A. D. E. Elmer -Jun-1902 3617 Los Angeles Lancaster Comment
  RSA228860  Achnatherum occidentale subsp. californicum R. F. Thorne 1971-6-26 39993 Los Angeles Angeles National Forest: Chilao Flat near entrance. 1616 Comment
  RSA747271  Achnatherum parishii subsp. parishii R. G. Swinney 2005-8-26 8527 Los Angeles San Gabriel Mountains: Devil's Punchbowl County Park, peak 6374 c. 1/2 mi. SW of Devil's Chair 1933 Comment
  CATA2143  Acmispon argophyllus var. argenteus Howard L. Ferguson 1980-3-17 178 Los Angeles San Clemente Island: Just S of Stone and rocky outcroping 441 Comment
  UC1234766  Acmispon argophyllus var. argenteus Peter H. Raven 1962-5-20 1777 Los Angeles Santa Catalina Island, near Bird Park, Avalon. Comment
  CHSC62045  Acmispon glaber var. glaber L. P. Janeway 1993-10-5 4615 Los Angeles Puente Hills; at the head of Arroyo San Miguel. 228 Comment
  LA52430  Acmispon glaber var. glaber W. R. Ernst; May 1948 sn Los Angeles Mt. Washington Comment
  SBBG118140  Acmispon maritimus var. maritimus F. R. Fosberg 1931-3-26 4393 Los Angeles hillside above St Catherine Hotel 15 Comment
  CAS-BOT-BC29200  Acourtia microcephala Howard E. McMinn 1924-7-25 1323 Los Angeles Catalina Island Comment
  LA200146  Acourtia microcephala John O'Leary; Walt Westman 1975-7-9 421 Los Angeles SANTA MONICA MOUNTAINS, Mandeville Canyon 167 Comment
  LA200147  Acourtia microcephala Carl Epling; Nesta Hutchinson 1931-5-30 sn Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon Comment
  SEINET4044564 Image available Acourtia microcephala D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 365 Comment
  CHSC3688  Adenostoma fasciculatum MacArthur 1966-5-12 20 Los Angeles San Raphael Hills - Glendale College. 213 Comment
  LA200815  Adenostoma fasciculatum Carl Epling; 1926-4-10 sn Los Angeles SIMI HILLS - SANTA SUSANA MOUNTAINS, Santa Susana Pass 457 Comment
  LA94776  Adenostoma fasciculatum Norman A. Cole; May 1964 373 .13 Los Angeles SANTA MONICA MOUNTAINS, Piuma Rd, 1.2 mi from junction of Rambla Pacifico and Schuern Road. 685 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
  SDSU20  Adenostoma fasciculatum H. Wedberg 1966-4-3 1185 Los Angeles Chaparral slope burned in 1964, above Hill Dr, at Neal, in Eagle Rock. 457 Comment
  UC1127709  Adenostoma fasciculatum A. D. Gifford 1934-4-24 157 Los Angeles 2 mi. n.e. Castro Peak; Triunfo Pass Quad. Comment
  UCR276945  Adenostoma fasciculatum R. G. Swinney 2010-5-21 12866 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
  POM244913  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-4-10 S- 4562 Los Angeles Avalon Canyon, Santa Catalina Island. 180 Comment
  RSA390492  Adenostoma fasciculatum var. fasciculatum F. R. Fosberg 1931-5-21 S 4962 Los Angeles Fourth of July Canyon, Santa Catalina Island. Comment
  RSA0098367  Adiantum capillus-veneris R. G. Swinney 2011-11-1 15971 Los Angeles San Gabriel Mountains: West Fork San Gabriel River Scenic Bikeway, 2.3 miles below (downstream) from Glen Campground, 0.68 miles downstream from Pasadena Bait Club, along FS Rd 2N25 561 Comment
  RSA727403  Adiantum capillus-veneris R. G. Swinney 1998-5-30 6162 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Fern Canyon 890 Comment
  CAS-BOT-BC65639  Adiantum jordanii Geo. B. Grant 1904-4-20 s.n. Los Angeles Catalina Island Comment
  LA200058  Adiantum jordanii Lawrence L. Kiefer; 1966-5-14 2034 Los Angeles SANTA MONICA MOUNTAINS, Cahuenga Peak, ca 0.5 mi above Barham Blvd, NW [label says NE] side of Cahuenga Peak. 304 Comment
  UCR256156  Adiantum jordanii R. G. Swinney 2010-6-4 13051 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, Botany Trail Loop, from Nature Center to the NE in a ravine and along ridgetop to its south, parallel and to the south of Placerita Canyon Rd. 512 Comment
  RSA527648  Adiantum jordanii Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-8 4369 Los Angeles San Clemente Island: E side of island, Bryce Cyn near Malo Point. Comment
  RSA687708  Adiantum jordanii Richard C. Barkelew 1929-4-23 s.n. Los Angeles Malibu Mountains. Comment
  RSA0119028  Aesculus californica A. C. Sanders 2007-4-25 33562 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1128 Comment
  SDSU6840  Ageratina adenophora Gerald Collier 1951-5-5 8816 Los Angeles Santa Anita Canyon, San Gabriel Mtns. 2 miles up-canyon from bottom of Chantry FlatsTrail - near stream. Comment
  SEINET13297585 Image available Ageratina adenophora R. G. Swinney 2011-1 14481 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA229722  Agoseris retrorsa R. F. Thorne 1969-7-2 38202 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1616 Comment
  RSA588644  Agoseris retrorsa Orlando Mistretta 1994-5-31 1274 Los Angeles San Gabriel Mountains; Santiago canyon. N slope of Pacifico Mountain. 2021 Comment
  SEINET7042277  Agoseris retrorsa 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
  UCR256449  Agrostis stolonifera R. G. Swinney 2010-9-9 13772 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  UC1870309  Ailanthus altissima LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1028 Los Angeles [Transverse Ranges; Verdugo Mountains region]; South side of mountains:Along road across from Brand Canyon Debris Basin, at mouth of Brand Canyon. 262 Comment
  POM186776  Aliciella P. A. Munz, T. Craig 1933-5-13 12931 Los Angeles 10 miles south of Muroc. Comment
  RSA9667  Allium haematochiton L. C. Wheeler 1932-3-3 451 Los Angeles San Jose Hills at Pomona. 305 Comment
  RSA367033  Allium validum L. E. Hoffman 1932-2-3 s.n. Los Angeles Hermon Hills. Comment
  RSA30153  Allophyllum divaricatum Verne Grant, Alva Grant 1955-05 9400 Los Angeles [Seed parents in a natural population in Cow Canyon, San Gabriel Mts.] Comment
  POM3602  Allophyllum gilioides subsp. violaceum M. Hitchock 1918-7-28 38 Los Angeles Pacoima Canyon. Comment
  POM155770  Allophyllum glutinosum M. B. Dunkle 1928-5-13 1934 Los Angeles Santa Catalina Island. Rock excavation, Coach Road. 274 Comment
  UCR162299  Allophyllum glutinosum Anuja Parikh, Nathan Gale 2004-7-21 2089 Los Angeles NE end of Santa Susana Mtns, Newhall Ranch (study area 21), ridges south of upper Potrero Canyon 427 Comment
  OBI37632  Allophyllum integrifolium R. F. Thorne, M. Z. Thorne 1969-7-10 38395 Los Angeles San Gabriel Mountains, Angeles National Forest. 2027 Comment
  LA204067  Alnus rhombifolia Mary V. Hood; 1942-11-1 42- 92 k* Los Angeles San Gabriel Mountains, Fish Canyon, near Monrovia 365 Comment
  RSA0112770  Alnus rhombifolia R. G. Swinney 2011-3-29 14243 Los Angeles San Gabriel Mts.: Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Freeway. N-side of river channel. 366 Comment
  RSA302702  Alnus rhombifolia Jim Shevock 1970-4-8 107 Los Angeles L.A. Pierce College. 244 Comment
  SFV14460  Alnus rhombifolia J. L. Reveal 1987-9-9 3880 Los Angeles Santa Susana Mountains Limekiln Canyon, north of Rinaldi. 396 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
  POM50706  Alopecurus carolinianus Le Roy Abrams 1901-04 1455 Los Angeles Inglewood Comment
  UCR222770  Amaranthus albus R. G. Swinney 2009-5-8 10692 Los Angeles Transverse Range; San Gabriel Mtns., Azusa, El Encanto Azusa River Wilderness Park 305 Comment
  RSA5973  Amaranthus albus C. B. Wolf 1932-9-13 4046 Los Angeles Bryant Ranch, 250 ft. S of N boundary & 100 ft. E of drainage ditch in SE 1/4 sect. 27 about 560 ft. east and 250 ft. S of NW corner of SE 1/4 sect. 27. 5 Comment
  RSA747392  Amaranthus blitoides A. C. Sanders, T. B. Salvato 2009-5-20 36875 Los Angeles San Gabriel Valley: Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines east of Rosemead Blvd. ( Hwy 19) and west of Santa Anita Ave. 66 Comment
  UCR210270  Amaranthus cruentus A. C. Sanders, Lorraine Weller, Alejandra Martinez B. 2009-9-16 37180 Los Angeles Los Angeles Basin Region, Los Angeles, Watts area, along Stanford Ave. between 111th Place and end at drainage ditch 34 Comment
  SBBG98624  Amblyopappus pusillus T. Ross 1991-5-20 5348 Los Angeles ca. 5599 ft S of Wilson Cove settlement; W slope 2500' NW of 759' Benchmark 155 Comment
  CAS-BOT-BC42860  Ambrosia acanthicarpa J. Ewan 1931-11-11 s.n. Los Angeles Del Valle, Santa Clara River Valley 304 Comment
  CAS-BOT-BC42897  Ambrosia acanthicarpa Ernest C. Twisselmann 1956-9-14 3167 Los Angeles Upper end of Castaic Valley 1188 Comment
  RSA0049482  Ambrosia acanthicarpa Richard G. Swinney 2010-8-16 13520 Los Angeles San Gabriel Mountains: Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  UCR164531  Ambrosia acanthicarpa T. B. Salvato, Sandra Murcia 2005-11-1 1250 Los Angeles West Mojave Desert, NE edge of Palmdale c. 2 mi N of Pearland, 10 acre parcel east of 46th St., 0.1 mi past Hwy 138 on Palmdale Blvd, and south of Avenue Q 793 Comment
  CAS-BOT-BC13723  Ambrosia chamissonis Le Roy Abrams; Ira L. Wiggins 1931-7-6 358 Los Angeles San Clemente Island, vicinity of Mosquito Harbor Comment
  SBBG96682  Ambrosia chamissonis S. Boyd with T. Ross, L. Arnseth 1990-4-7 4267 Los Angeles lower half of China Cyn Comment
  SDSU157  Ambrosia chamissonis R. M. Beauchamp 1967-3-19 333 Los Angeles San Clemente Island. Comment
  RSA641682  Amelanchier utahensis Orlando Mistretta 1993-6-2 849 Los Angeles San Gabriel Mountains: Viscinity of Mt. Baden Powell. Near Vincent Gap, north slope of Mt. Baden Powell above Vincent Gulch. 2043 Comment
  POM214307  Amorpha californica L. C. Wheeler 1932-5-21 742 Los Angeles Head Mandeville canyon, Santa Monica Mtns. 488 Comment
  RSA415274  Amorpha californica H. L. Bauer 1932-4-25 15361 Los Angeles Near Topango [Topanga] P.O. Comment
Read comments
May 29 2014
  CAS-BOT-BC180647  Amorpha californica var. californica Geo. B. Grant 1904-5-19 39 Los Angeles Mt. Wilson Comment
  RSA584330  Amorpha californica var. californica T. S. Ross 1993-6-7 7367 Los Angeles W end of the San Gabriel Mtns.: NW side of Lupine Saddle at the head of the draw that drains NNW to Los Pinetos Spring. 954 Comment
  RSA0079977  Amsinckia intermedia Tim Ross, Darin Banks 1994-4-12 7495 Los Angeles San Francisquito Canyon: westerly draw draining from ridge which divides S. Fr. Cyn from Dry Canyon; ca. 670 m SSE of where Drinkwater Canyon joins S. Fr. Canyon. 536 Comment
  RSA0089910  Amsinckia menziesii var. menziesii L. C. Wheeler 1974-3-28 s.n. Los Angeles San Gabriel Mountains: Wildwood Ranch, east of Glendora. Comment
  UCR51004  Amsinckia tessellata A. C. Sanders, E. J. Lawlor 1988-4-3 7744 Los Angeles Tehachapi Mountains, southwest end of the Tehachapi Mtns, l mi northwest of Gorman on a gasline rd, 0.4 mi above old highway 1284 Comment
  RSA0091450  Amsinckia tessellata var. tessellata Gary Kovnat, LeRoy Gross 2003-2-16 18 Los Angeles Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow ecotone. 683 Comment
  RSA465149  Anagallis arvensis Nellie Fowler 1884-5-10 s.n. Los Angeles Found near University of Southern California. Comment
  RSA628704  Ancistrocarphus filagineus L. C. Wheeler 1969-5-4 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga Canyon, 3/4 mile south southeast Herreres Ranch. 548 Comment
  RSA602023  Andropogon glomeratus var. scabriglumis L. C. Wheeler 1964-6-10 8483 Los Angeles San Gabriel Mountains : Between Coldbrook Creek and Pine Flats, near Falling Springs.. . Comment
  JEPS12262  Anemopsis californica Frank W. Peirson 1919-6-15 503 Los Angeles San Gabriel Mountain, Rock Creek Rock Creek; San Gabriel Mountain, Rock Creek 1295 Comment
  RSA503835  Anemopsis californica F. R. Fosberg 1930-6-26 S 3014 Los Angeles Lower Ballona Creek. 10 Comment
  RSA416645  Anisocoma acaulis Anstruther Davidson 1895-5-3 s.n. Los Angeles Gorman Station Comment
  SEINET2044244 Image available Antheropeas wallacei Norman C. Cooper, D. Cooper 1948-4-21 2681 Los Angeles Littlerock. 762 Comment
  POM50572  Antirrhinum coulterianum L. R. Abrams 1911-4-28 1674 Los Angeles Ballona Harbor Comment
  RSA660116  Antirrhinum coulterianum Orlando Mistretta 1992-6-12 557 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  RSA666623  Antirrhinum coulterianum A. C. Sanders, D. Malueg 1998-6-22 22039 Los Angeles Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UC450765  Antirrhinum coulterianum Fay A. MacFadden Jun 1931 88 E Los Angeles Tuna Canyon; Verdugo Hills Comment
  UCR277040  Antirrhinum coulterianum R. G. Swinney 2010-5-25 12924 Los Angeles San Gabriel Mountains, Placerita Canyon Natural Area, 0.1 mile east of Nature Center along Placerita Cyn. bottom 463 Comment
  UCR88516  Antirrhinum coulterianum Scott D. White, Chet McGaugh 1995-5-16 3075 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
  UCD123434  Antirrhinum coulterianum Gerald Dickinson 1962-4-24 28 Los Angeles Stunt Road and Mulholland Drive, Santa Monica Mountains. 365 Comment
  JEPS83327  Antirrhinum kelloggii David M. Thompson 1983-5-13 306 Los Angeles 1.5 miles W of junction of Mulholland Hwy. and Las Virgenes Road on Mulholland Hwy. Malibu Beach Quad. (7.5', 1951) 274 Comment
  RSA0092229  Antirrhinum multiflorum R. G. Swinney 2011-6-1 14959 Los Angeles San Gabriel mountains: Camp Colby (Colby Ranch), 0.1-0.3 mile east-southeast of Colby Lodge, along Camp Colby Trail, toward FS Rd 12W052, southeast of Coldwater Canyon headwaters. 1061 Comment
  UCR216453  Antirrhinum multiflorum Nolan M. Ung 2008-5-26 042 Los Angeles San Gabriel Mountains, San Antonio Canyon above Upland, south of Mt. Baldy Village at Angeles National Forest fire station, just north of Shinn Rd., near San Bernardino Co. line 762 Comment
  SBBG131497  Antirrhinum nuttallianum S. A. Junak, B. Collins 1991-4-24 SCI 184 Los Angeles W side of W Shore Rd 36 Comment
  POM158306  Antirrhinum nuttallianum subsp. subsessile M. B. Dunkle 1928-4-29 1903 Los Angeles Little Harbor, Santa Catalina Island. 9 Comment
  SBBG98426  Antirrhinum nuttallianum subsp. subsessile T. Ross 1991-5-22 5447 Los Angeles Spray Pt, ca. 5300 ft N of Eel Pt 9 Comment
  UC557799  Antirrhinum nuttallianum subsp. subsessile Nell Murbarger May 1936 181 Los Angeles mesa summit on w slope San Clemente Island Comment
  CATA3445  Aphanisma blitoides Benjamin J. Dion, Tobias Nickel 2017-5-11 027 Los Angeles Santa Catalina Island: Pacific Side; near cliffside bluff in Cactus Bay watershed, close to the border of Salt Cedar Glen watershed 161 Comment
  RSA660871  Aphanisma blitoides Orlando Mistretta 1992-4-4 134 Los Angeles San Clemente Island. Comment
  RSA187917  Apiastrum angustifolium R. F. Thorne 1966-4-4 35752 Los Angeles Santa Catalina Island. SW-facing bluff SE of Ballast Point and Catalina Harbor, Isthmus 91 Comment
  RSA188086  Apiastrum angustifolium R. F. Thorne 1966-4-28 36213 Los Angeles Santa Catalina Island: on talus from mine shaft above upper end of Renton Mine Road, Pebbly Beach Canyon 274 Comment
  RSA188224  Apiastrum angustifolium R. F. Thorne, P. Everett 1965-6-23 34936 Los Angeles Santa Catalina Island. Ben Weston Beach, W side of island. On rocky bluff on south side of beach. Comment
  SEINET3244632  Apiastrum angustifolium Louis C. Wheeler 1932-1 685 Los Angeles San Gabriel Wash 107 Comment
  UC535516  Apiastrum angustifolium Ira W. Clokey, B. Templeton Apr. 1929 4434 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 425 Comment
  RSA723218  Aptenia cordifolia LeRoy Gross, R. Riefner Jr. 2007-6-25 2826 Los Angeles Southeast side of the San Rafael Hills: Behind a power substation, near a small pond. At end of Wierfield Drive. Near 313 Comment
  RSA145432  Aquilegia formosa var. truncata Gale Sphon 1959-6-27 377 Los Angeles West of junction of Big Rock Creek Road with paved road, San Gabriel Mountains. 2058 Comment
  UC1211162  Arabis glabra Huron H. Smith 1912-4-23 4807 Los Angeles Eagle Rock 213 Comment
  UCR223762  Arabis glabra R. G. Swinney 2009-5-28 10977 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  RSA0126231  Arabis glabra var. glabra Geo L. Moxley 1915-5-31 336 Los Angeles Santa Anita Canyon, San Gabriel Mountains. Comment
  RSA0128633  Arabis repanda var. repanda F. W. Peirson 1921-6-16 2498 Los Angeles North slope of Mt. Waterman, San Gabriel Mts. 1981 Comment
  RSA0128827  Arabis sparsiflora R. G. Swinney 1998-4-13 5959 Los Angeles Marshall and Live Oak Canyon drainages, La Verne 549 Comment
  SEINET10630595  Arachis hypogaea Heidi H. Schmidt 1999-10-10 Schmidt 3915 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  RSA597738  Arceuthobium campylopodum Tim S. Ross, Steve D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3794 Los Angeles Ridgetop to the W of Crystal Lake [ridge descending SSW from Mt. Islip] 1866 Comment
  RSA626674  Arctostaphylos glandulosa Allen Massihi, Jon E. Keeley 1992-7-27 15783 Los Angeles Santa Clara Divide Road (3N17), 8-10 km off Sand Canyon Road, San Gabriel Mountains. 1000 Comment
  CAS-BOT-BC24695  Arctostaphylos glandulosa subsp. mollis Roxana S. Ferris 1941-3-10 10325 B Los Angeles First Tributary in Pico Canyon, Santa Susana Mts., near U.S. Highway #99. 411 Comment
  RSA604327  Arctostaphylos glandulosa subsp. mollis L. C. Wheeler 1936-6-19 4156 Los Angeles Tanbark Flats, San Dimas Canyon. 793 Comment
  RSA596506  Arctostaphylos glauca L. C. Wheeler 1966-11-19 9138 Los Angeles San Gabriel Mountains. Dagger Flat vicinity, Pacoima Canyon. Comment
  RSA631466  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16003 Los Angeles Whitaker Peak, west of the Templin Highway. 1250 Comment
  RSA631476  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-9 16031 Los Angeles Ridge Route, 18 km south of Liebre Gulch turnoff. 900 Comment
  RSA631481  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15972 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631488  Arctostaphylos glauca Allen Massihi, Jon E. Keeley 1992-7-8 15976 Los Angeles Hughes Lake Road, 5-7 km north of Highway 5. 750 Comment
  RSA631664  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20202 Los Angeles Study-site above Switzers, off Angeles Crest Highway. 1070 Comment
  RSA631674  Arctostaphylos glauca Jon E. Keeley, Allen Massihi 1992-8-20 20290 Los Angeles Road to Mt. Gleason, 200 m west of Mill Creek Summit. 1490 Comment
  SBBG5434  Arctostaphylos glauca J. M. Tucker 1946-10-18 1474 Los Angeles near US Hwy 99, 18 mi N of Castaic Jct Comment
  SD260239  Arctostaphylos glauca R. G. Swinney 2011-10-27 15912 Los Angeles San Gabriel Mountains:West Fork San Gabriel River, c. 300 meters east (downstream) of entrance gate to Cogswell Dam between FS Rd 2N25 and the stream (Azusa 7.5'Q) 648 Comment
  RSA634731  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20567 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA634738  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20590 Los Angeles Angeles Crest Hwy, northeast of Newcomb Ranch, 2.7 km southwest of Sulphur Springs Rd. San Gabriel Mtns. 1680 Comment
  RSA634759  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22013 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634760  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-10-11 22027 Los Angeles Dirt road between Chilao and Mill Creek Summit, 2.7 km E of turnoff to Pacifico Mtn., San Gabriel Mtns. 1825 Comment
  RSA634882  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20480 Los Angeles Road to Sulphur Springs Campground, 5.7 km north of Angeles Crest Hwy, North of Chilao Campground. San Gabriel Mtns. 1700 Comment
  RSA634929  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20236 Los Angeles Mill Creek Summit, East of Angeles Forest Highway. 1470 Comment
  RSA635093  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-20 20352 Los Angeles Road to Mt. Gleason, 9 km west of Mill Creek Summit, San Gabriel Mtns. 1730 Comment
  RSA635144  Arctostaphylos parryana subsp. tumescens Jon E. Keeley, Allen Massihi 1992-8-21 20557 Los Angeles Road to Sulphur Springs Cpgrd., 4 km N of Angeles Crest Hwy, N of Chilao Cpgrd. San Gabriel Mtns. 1840 Comment
  RSA601018  Arctostaphylos patula L. C. Wheeler 1966-9-21 8911 Los Angeles San Gabriel Mountains. South fork of Big Rock Creek in the vicinity of Lily Spring. 2378 Comment
  RSA730397  Arctostaphylos patula R. G. Swinney 1998-8-27 6788 Los Angeles ridge due north of Big Horn Ridge and south of San Antonio Ridge hight spor on ridge above Coldwater Canyon. Montane coniferous forest and chaparral on ridge top. 2378 Comment
  UCR223196  Arctostaphylos patula R. G. Swinney 2009-7-22 11303 Los Angeles Transverse Range; San Gabriel Mtns., summit of Mt. Hillyer, north of Horse Flats 1890 Comment
  RSA660637  Arctotheca calendula Joan del Pino 1981-5-29 31 Los Angeles Galster Park entrance, W. Covina. Comment
  SD186064  Arctotheca prostrata A. C. Sanders, Andy Thompson 2003-4-15 26008 Los Angeles Newhall Ranch, south edge of Magic Mountain theme park. 366 Comment
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Jan 4 2010
  RSA597389  Argemone munita Tim S. Ross, S. D. Boyd 1990-6-18 3507 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  UCR210260  Argemone munita R. G. Swinney 2008-8-13 9372 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UC60829  Aristida ternipes var. hamulosa Dr. A. Davidson Los Angeles Pasadena Comment
  LA32097  Artemisia californica Peter H. Raven; 1959-2-15 13782 Los Angeles Santa Monica Mountains, Brown Canyon, 2.6 mi N of Sunset Blvd on Beverly Glen Blvd 213 Comment
  SDSU6221  Artemisia californica R. M. Beauchamp 1967-6-2 537 Los Angeles On north rim of canyon below Lemon Tank, San Clemente Island. 305 Comment
  CAS-BOT-BC84926  Artemisia californica Dr. Barton W. Evermann 1918-3-25 s.n. Los Angeles San Clemente Isl. Comment
  IRVC475  Artemisia californica McGuire 1965-4-15 s.n. Los Angeles Fullerton Canyon. Comment
  CATA1691  Artemisia douglasiana Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-7-18 2986 Los Angeles Santa Catalina Island: Middle Ranch Reservoir 188 Comment
  JEPS26138  Artemisia douglasiana Henry J. Thompson and Peter H. Raven 1958-10-11 13745 Los Angeles at Coast Highway Las Tunas Canyon; Santa Monica Mountains 152 Comment
  UCR205694  Artemisia douglasiana A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-28 37023 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
  UCR95759  Artemisia douglasiana Lauren Raz, Steve Boyd 1996-10-23 058 Los Angeles Liebre Mtns, Cienega Campground, c. 4 mi. from saddle between Warm Springs and Fish Canyon 670 Comment
  RSA126674  Artemisia dracunculus Peter H. Raven, Henry J. Thompson 1959-9-27 14512 Los Angeles Sepulveda Canyon. (Lat N. 34Y, Long. 118Y to 119Y W.) 244 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
  SD253367  Artemisia dracunculus R. G. Swinney 2011-10-27 15920 Los Angeles San Gabriel Mountains: West Fork San Gabriel River, ca. 300 metrers east of entrance gate to Cogswell Dam, between FS Rd 2N25 and the stream. 648 Comment
  UCR210103  Artemisia dracunculus R. G. Swinney 2008-10-16 9588 Los Angeles San Gabriel Mtns., Jackson Lake, south side of Big Pines Highway 1872 Comment
  UCR246488  Artemisia dracunculus Dan S. Cooper 2011-7-22 711- 85 Los Angeles Western Transverse Range; eastern Santa Monica Mtns., Vermont Canyon, Griffith Park, just north of tennis courts 323 Comment
  SEINET5712694  Artemisia pycnocephala Elizabeth M. Harris 1988-1 753 Los Angeles Rancho Santa Ana Botanic Gardens in Claremont.; Rancho Santa Ana Botanic Garden Comment
  RSA594313  Artemisia tridentata subsp. parishii Steve Boyd, Lauren Raz 1996-10-14 9045 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  UC1119413  Artemisia tridentata subsp. parishii H. A. Jensen 1933-6-1 312 Los Angeles Pallet Rock Creek Quadrangle Comment
  JEPS5093  Asclepias californica Frank W. Peirson 1923-5-26 3541 Los Angeles Rock Creek Divide 2011 Comment
  IRVC28677  Asclepias fascicularis A. C. Sanders, Mark Elvin 2002-6-18 25118 Los Angeles Newhall Ranch, hills southwest and west of Magic Mountain amusement park, within 1 mile of park NE end of Santa Susana Mtns. 366 Comment
  RSA785816  Asclepias fascicularis K. Dobry 1991-6-13 736 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  SFV2810  Asclepias fascicularis R. L. Armacost 1933-7-4 s. n. Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  UCR223051  Asclepias vestita R. G. Swinney 2009-5-6 10652 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  RSA0104712  Asclepias vestita W. Wisura 2001-4-30 5157 Los Angeles Western Mojave Desert: Just N. of Bob's Gap. Comment
  RSA0088156  Aspidotis californica R. G. Swinney 2010-8-30 13624 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  UCR119863  Aster greatae Mike Gates 1996-10-12 s.n. Los Angeles San Gabriel Mtns., San Gabriel River Canyon 1372 Comment
  UCR201414  Aster greatae Justin M. Wood 2008-11-21 245 Los Angeles San Gabriel Mountains, 1.5 air mi northeast of Big Tujunga Dam where Fall Creek crosses ANF Road (3N27) 800 Comment
  UCR261779  Aster greatae R. G. Swinney 2010-9-13 13844 Los Angeles San Gabriel Mountains, c. 0.6 miles west of Falling Springs along Hwy. 39/Crystal Lake Rd., at horseshoe curve, headwaters of East Fork Coldbrook Creek 1244 Comment
  UC126829  Astragalus didymocarpus E. Braunton Mar 1903 Los Angeles Echo Park Los Angeles, Echo Park Comment
  POM2582  Astragalus gambelianus W. R. Shaw 1900-4-8 31 Los Angeles Claremont. Comment
  LA205276  Astragalus lentiginosus var. fremontii Carl Epling; May 1927 Los Angeles Ridge Route near Summit Comment
  UCR11597  Astragalus leucolobus O. H. Kappler 1946-5-30 1198 Los Angeles San Gabriel Mtns., [near] Wrightwood. Los Angeles County Park 2012 Comment
  SBBG109027  Astragalus nevinii S. A. Junak 1996-5-17 SCl 483 Los Angeles E of airfield runways, at edge of terrace E of intersection of Perimeter Rd and rd to Dolphin Bay, just S of camera pad "Naddo" 57 Comment
  POM50155  Astragalus pomonensis L. R. Abrams 1901-4-5 1338 Los Angeles Chatsworth Park Comment
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Mar 6 2011
  UC55018  Astragalus pycnostachyus var. lanosissimus H. P. Chandler 1902-9-9 2045 Los Angeles Ballona Marshes Comment
  RSA725901  Astragalus trichopodus A. C. Sanders 2003-5-1 26256 Los Angeles Western San Gabriel Mtns.: SE slopes of Castaic Mesa above Charlie Canyon, east of Lake Hughes Rd. and ESE of the filtration plant, Newhall Ranch property. 396 Comment
  RSA415732  Astragalus trichopodus var. lonchus T. S. Clare 1929-3-10 s.n Los Angeles Topanga Canyon Comment
  CAS-BOT-BC194038  Astragalus trichopodus var. lonchus Marcus E. Jones 1903-5-15 s.n. Los Angeles Catalina Island 30 Comment
  SBBG118598  Astragalus trichopodus var. phoxus J. Henrickson 1985-3-30 19794 Los Angeles ca. 2 mi N of Newhall in riverbed and S Fk of the Santa Clara River, near crossing of Saugus Rd 306 Comment
  SFV1784  Astragalus trichopodus var. phoxus Cheechako 1961-3-26 s. n. Los Angeles San Gabriel Mountains Roadside of Sierra Highway in Soledad - Mint Canyons junction. Comment
  LA51507  Athysanus pusillus O. H. Kappler; 1944-3-26 553 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  UCR146252  Athysanus unilateralis Steve Boyd, Lee W. Lenz 2001-5-2 10421 Los Angeles Transverse Ranges; Liebre Mountains region, along Hwy 138, base of hills at edge of westernmost end of the Antelope Valley, just east of the junction with the old Ridge Route 963 Comment
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Dec 19 2008
  RSA12268  Atriplex californica C. B. Wolf 1934-4-11 s.n. Los Angeles Bryant Ranch, E of Long Beach. On Association oil Co. lease 200 ft no. Bryant well #21 2 Comment
  OBI71247  Atriplex canescens David J. Keil 1986-9-27 19742 -2 Los Angeles NW L.A. county. Along I-5 just S of Hungry Valley rd exit. 914 Comment
  POM50707  Atriplex confertifolia A. D. E. Elmer 1902-06 3691 Los Angeles Lancaster. Comment
  RSA6641  Atriplex confertifolia C. B. Wolf 1932-9-15 1549 Los Angeles About 2 blocks west of center of town of Lancaster. Antelope Valley, Mojave Desert. 718 Comment
  UCR281433  Atriplex confertifolia Mitch Provance 2011-7-14 714- 01 Los Angeles Western Mojave Desert, Lancaster, near Rosamond, NW corner of the intersection of Sierra Hwy. and W Ave. B. 704 Comment
  RSA630774  Atriplex coulteri Steven A. Junak 1997-4-23 SCI- 860 Los Angeles San Clemente Island: flats on E rim of upper W fork of Norton Canyon , ca. 1.75 mles WSW of Thirst. 411 Comment
  SBBG133370  Atriplex glauca R. E. Riefner Jr. 2008-12-27 08 -386 Los Angeles ocean bluff W of El Matador State Park; Malibu 3 Comment
  RSA478315  Atriplex leucophylla F. R. Fosberg 1930-6-23 S- 2991 Los Angeles Del Rey Comment
  LA105985  Atriplex nummularia A. C. Sanders; 1987-9-18 Los Angeles El Segundo dunes,W of Los Angeles Int. Airport and Pershing Dr. (near 33d 56'N, 118d 26 W) Comment
  CAS-BOT-BC176359  Atriplex parryi W. R. Dudley; F. H. Lamb 1896-6-4 4320 Los Angeles Lancaster Comment
  UCR94676  Atriplex parryi A. C. Sanders, E. J. Lott 1993-5-6 13974 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
  RSA188922  Atriplex prostrata R. F. Thorne, P. Everett 1965-6-24 s.n. Los Angeles Santa Catalina Island. Shark Harbor, W side of Island. 8 Comment
  RSA572377  Atriplex semibaccata F. H. Elmore 1939-11-24 s.n. Los Angeles Northwest Harbor, San Clemente Island. Comment
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Feb 25 2014
  RSA478429  Atriplex serenana E. S. Spalding 1922-10-9 s.n. Los Angeles Los Angeles. Near Exposition Park. Comment
  RSA478430  Atriplex serenana Joseph A. Ewan 1929-8-14 3421 Los Angeles Westwood Hills. 137 Comment
  CATA2981  Atriplex watsonii Peter J. Dixon 2015-2-19 012 Los Angeles Santa Catalina Island: Two Harbors 1 Comment
  SEINET9365618  Atriplex watsonii Unknown 1972-11-15 55235 Los Angeles Common on edges of shelly sand dune near top of sea cliff along S.W. coast. Comment
  CAS-BOT-BC146040  Avena barbata Geo. B. Grant 1897-9-12 s.n. Los Angeles Los Angeles River. Comment
  RSA657158  Avena barbata Joseph M. Keefe 2001-1-19 31001 Los Angeles Big Tujunga Wash, 400 meters northwest of corner of Wescott Avenue and Grove Street, Sunland District 384 Comment
  UCD56201  Avena barbata Gordon Pilone 1961-2-14 86 Los Angeles Wash area of Pomona College in Claremont. 365 Comment
  UCR210018  Avena barbata R. G. Swinney 2008-12-2 9916 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
  UCR223020  Avena barbata R. G. Swinney 2009-5-5 10626 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  SFV22072  Avena fatua R. G. Swinney 2009-4-7 10287 Los Angeles San Gabriel Mountains Foothills in area of Azusa and Irwindale, between 210 Freeway and Foothill Blvd. on west side of San Gabriel River channel. 169 Comment
  SEINET10868752  Avena fatua Amelia F. Eby Eby s.n. Los Angeles Comment
  CAS-BOT-BC53700  Azolla filiculoides Marcus E. Jones 1882-3-7 3043 Los Angeles Pasadena Comment
  CAS-BOT-BC53695  Azolla filiculoides Robert F. Thorne; D. Propst; M. Hoefs 1974-9-12 45109 Los Angeles Santa Catalina Island: on surface of stream and reservoir in Cottonwood Canyon below Rancho Escondido. 106 Comment
  CAS-BOT-BC98734  Baccharis douglasii Ernest Braunton 1902-7-1 602 Los Angeles L.A. River, Los Angeles Comment
  RSA604304  Baccharis emoryi L. C. Wheeler 1967-9-26 s.n. Los Angeles San Gabriel Mountains: Tributary to Eaton Wash, Nature Center. Comment
  SEINET3146004  Baccharis pilularis subsp. consanguinea E. Braunton 1230 Los Angeles Los Angeles Comment
  RSA127457  Baccharis plummerae Peter H. Raven, Henry J. Thompson 1958-10-11 1400 Los Angeles Tuna Canyon 1.8 miles north of Coast Highway 426 Comment
  CAS-BOT-BC98168  Baccharis salicifolia Marcus E. Jones 1882-2-25 3021 Los Angeles Pasadena Comment
  RSA670167  Baccharis salicifolia Joseph M. Keefe 2001-3-19 31141 Los Angeles San Rafael Mountains: Ravine 10 meters north of Glenoaks Boulevard, 200 meters west of locked gate, 0.5 mile southeast of Flint Peak, 3 miles east of Harvey Drive; Glendale, 91208. 466 Comment
  UCR180382  Baccharis salicina Scott D. White, Andrea Warniment 2006-7-6 11604 Los Angeles SE Tehachapi Mtns, Gorman area, sag ponds and adjacent slopes just N of Gorman Post Road 1143 Comment
  RSA0048466  Beloperone californica Carol Haines 1964-3-23 s.n. Los Angeles Junction of State Highway 60 and 70. 533 Comment
  UC987823  Berberis nevinii Reid Moran 1941-5-17 865 Los Angeles e San Fernando; San Fernando Valley Comment
  UCR205626  Berberis nevinii A. C. Sanders, T. B. Salvato 2009-5-21 36892 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 70 Comment
  UCR78119  Berberis nevinii Wandalee Thompson 1964-4-11 01 Los Angeles San Gabriel Mtns., Liebre Mtns.: San Francisquito Canyon Road at Powerhouse No. 2, San Francisquito Canyon, Angeles National Forest 457 Comment
  RSA92404  Bidens pilosa Joseph A. Ewan 1931-5-11 s.n. Los Angeles Throughly naturalized in vacant lot Ocean View Street. Comment
  HSC2999  Bloomeria crocea var. crocea David Porter 1965-5-14 Los Angeles Along Mulholland Hwy., 1 mi. W of Canyon Rd. 305 Comment
  RSA367450  Bloomeria crocea var. crocea Percy Allen 1931-5-1 s.n. Los Angeles Griffith Park. Comment
  RSA165709  Bloomeria crocea var. montana Wesley O. Griesel, Brian C. Miller 1963-7-2 s.n. Los Angeles Pine Canyon west of Lake Hughes 1067 Comment
  UC402650  Boechera arcuata unknown 1904-4-4 53 a5633 Los Angeles Garvanza Comment
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Jan 11 2015
  CAS-BOT-BC16081  Boechera californica Timothy S. Ross 1992-4-21 6231 Los Angeles San Gabriel Mountains. West and southwest of Horse Canyon Saddle. 1072 Comment
  SEINET13203153 Image available Boechera californica R. G. Swinney 2009-1 11261 Los Angeles Transverse Range; San Gabriel Mtns.: summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. (Chilao Flat 7.5' Q.) (T3N R11W S18) 1908 Comment
  UC205868  Boechera californica I. M. Johnston 1918-3-21 1973 Los Angeles between Upland and Claremont (San Antonio Canyon Wash); San Antonio Canyon 365 Comment
  POM305064  Boechera californica Henry J. Ramsey 1937-1-2 355 Los Angeles Altadena. 396 Comment
  UC1871064  Bolboschoenus maritimus subsp. paludosus T. S. Ross 1993-4-20 6824 Los Angeles Santa Catalina Island; NE side of Little Harbor near the outlet of Little Springs Canyon drainage. Comment
  CATA1398  Bothriochloa barbinodis Mark L. Hoefs, Steven A. Junak, Janet Takara, Misty Gay 1995-11-9 2540 Los Angeles Santa Catalina Island: By road to Salta Verde, lower portion of road, toward Salta Verde 390 Comment
  RSA725908  Bothriochloa barbinodis Tim Thibault, Chelsea Ames, Valentin Arvizu, Heather Porter, Janet Takara 2006-4-27 428 Los Angeles Santa Catalina Island. Above Cherry Cove W of Lion Head Pt. 61 Comment
  SEINET3128293  Bothriochloa barbinodis G. B. Grant 41 Los Angeles Pasadena Comment
  CAS-BOT-BC145866  Bothriochloa barbinodis Peter H. Raven 1959-10-25 s.n. Los Angeles Santa Monica Mountains. Arroyo Sequit, 1.6 mile north of Coast Highway. 137 Comment
  RSA682648  Bougainvillea glabra LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber. 2003-6-17 1033 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  LA32739  Bowlesia incana Carl Epling; March 1925 6521 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park Comment
  SBBG118599  Bowlesia incana J. Henrickson 1985-3-30 19756 Los Angeles ca. 3 air mi NNW of Newhall in North Hills, just N of Santa Clara River, just E of San Francisquito Crk 370 Comment
  RSA584329  Boykinia rotundifolia T. S. Ross, Walter Appleby 1993-6-7 7368 -A Los Angeles W end of San Gabriel Mtns: Los Pinetos Spring 887 Comment
  RSA682296  Boykinia rotundifolia R. E. Riefner 2000-8-29 00 -757 Los Angeles La Tuna Canyon, Santa Monica Mountains. Conservency Park, second canyon at picnic stop along La Tuna Canyon Rd. S of 210 Freeway. 462 Comment
  CATA729  Brachypodium distachyon Mark L. Hoefs 1991-5-18 1242 Los Angeles Santa Catalina Island: Upper Middle Canyon, near Edison pump station 344 Comment
  SD181649  Brassica fruticulosa Valerie Soza, Steve Boyd and Gary Wallace 2000-3-28 654 A Los Angeles San Gabriel Mountains; Cobal Canyon, Claremont Hills Wilderness Park, at junction of main fire road and Thompson Creek. 518 Comment
  RSA0087233  Brassica geniculata R. G. Swinney 2010-4-23 12336 Los Angeles Lower Loop Canyon, 0.2-0.6 miles upstream from Veterans Park, below US Forest Service boundary. 549 Comment
  CAS-BOT-BC100413  Brickellia californica F. A. M. 1936-3-25 14559 Los Angeles Highway Coyote Wells to Jacumba San Diego Co. Comment
  CAS-BOT-BC100435  Brickellia californica Carl B. Wolf 1932-10-4 4225 Los Angeles Santa Catalina Island. Avalon. Above the Amphitheatre 30 Comment
  RSA792021  Brickellia californica Jane Tirrell 2012-8-31 LS 0168 Los Angeles South side of California State Route 2, on bank of culvert draining Big Rock Creek, approximately 1.5 mi west of Dawson Saddle. 2309 Comment
  UCR210011  Brickellia californica R. G. Swinney 2008-10-7 9465 Los Angeles San Gabriel Mtns., Big John Flats, north of Ball Flats, south base of Big John Peak 1671 Comment
  RSA524183  Brickellia nevinii Timothy S. Ross, Steve Boyd 1990-6-6 2864 Los Angeles Piru Pond: Los Padres National Forest. (admin. by Angeles N.F.) 645 Comment
  RSA773824  Bromus carinatus R. G. Swinney 2009-6-3 11034 Los Angeles Horse Flats, 1 air mile NNW of Newcomb's Ranch at Hwy 2/Angeles Crest Hwy. 1720 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
  CAS-BOT-BC149184  Bromus carinatus var. carinatus Le Roy Abrams 1901-6-6 1727 Los Angeles Ballona Creek. Comment
  LA13816  Bromus diandrus A. M. Johnson; 1932-4-8 3934 Los Angeles SANTA MONICA MOUNTAINS, UCLA campus. 121 Comment
  RSA150659  Bromus diandrus P. H. Raven 1962-4-9 17151 Los Angeles Wilson Cove, San Clemente Island 61 Comment
  UCR184214  Bromus diandrus A. C. Sanders 2007-4-19 33441 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  LA200944  Bromus diandrus Norman A. Cole; May 1964 322 .1 Los Angeles 518 Comment
  UCR129887  Bromus hallii Victor Duran 1933-7-20 3521 Los Angeles San Gabriel Mtns., Buckhorn 1982 Comment
  POM11263  Bromus hordeaceus F. L. Robinson 1921-05 51 Los Angeles Claremont. 366 Comment
  UCR205037  Bromus hordeaceus R. G. Swinney 2003-5-12 8204 Los Angeles San Gabriel Mountains, Glendora, Big Dalton Canyon Wilderness Park, drainage near Big Cienega Spring, S fork of upper Pavil Canyon 640 Comment
  CDA1837  Bromus madritensis subsp. rubens L. C. Wheeler 1972-5-21 s.n. Los Angeles San Gabriel Mountains: Millard Canyon, just about at the national forest boundary. . 0 Comment
  LA13828  Bromus madritensis subsp. rubens Carl Epling; 1925-4-28 6767 Los Angeles Santa Monica Mountains, Griffith Park Comment
  RSA600353  Bromus pseudolaevipes Steve Boyd, Lauren Raz 1997-5-28 9886 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
  POM145682  Bromus rubens Le Roy Abrams 1927-4-30 11709 Los Angeles Head of Antelope Valley. Comment
  POM20730  Bromus rubens P. A. Munz 1923-4-10 6753 Los Angeles San Clemente Island, middle of island Comment
  UCR258903  Bromus rubens R. G. Swinney 2010-4-30 12462 Los Angeles San Gabriel Mountains, near Sylmar, Wilson Canyon Park, 0.67 miles east of Wilson Cyn. Debris Basin on south side of the ridge south of the southern of the two eastern forks of Wilson Cyn. 616 Comment
  RSA725923  Bromus sterilis A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26240 Los Angeles Western San Gabriel Mtns.: Charlie Canyon, Castaic Mesa area, east of Lake Hughes Rd. and the filtration plant, Newhall Ranch. 366 Comment
  SEINET3923575  Bromus tectorum LeRoy Gross, Orlando Mistretta; Valerie Soza 2003-5-13 846 Los Angeles Transverse Ranges; San Gabriel Mountains region: East side of Punchbowl Canyon.; 0 1585 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
  RSA0019966  Bromus tectorum Gary D. Wallace, Ann Hiller 1983-5-18 2060 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road 945 Comment
  RSA466531  Calandrinia ciliata L. C. Wheeler 1932-3-20 510 Los Angeles Head Mandeville Canyon. 457 Comment
  RSA466538  Calandrinia ciliata Bonnie C. Templeton 1930-4-2 1407 Los Angeles Mulholland Dr., Northwest of Hollywood 600 Comment
  RSA685137  Calendula officinalis A. C. Sanders 2003-5-26 26833 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
  UC843621  Calochortus albus I. W. Clokey and E. G. Anderson 1935-5-9 6544 Los Angeles San Dimas Canyon Comment
  POM1719  Calochortus catalinae D. L. Crawford, Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA377284  Calochortus catalinae Freda Detmers 1929-4-14 s.n. Los Angeles Descanso Canyon, Santa Catalina Island. Comment
  RSA377299  Calochortus catalinae E. Crow 1929-4-14 326 Los Angeles Hills 2 miles east of Glendora Comment
  RSA377322  Calochortus catalinae Anstruther Davidson s.n. Los Angeles Catalina [Island] Comment
  SD21561  Calochortus catalinae N. E. Bilderback 1908-4-16 Los Angeles Avalon, Catalina. Comment
  UC843640  Calochortus catalinae Marcus E. Jones, A. M. 1882-5-1 3212 Los Angeles Los Angeles Comment
  SEINET12045791  Calochortus catalinae B. C. Templeton 1939-1 4587 Los Angeles Huntington Palisades, Santa Monica Mts Comment
  CAS-BOT-BC132336  Calochortus clavatus Tim Ross; Steve Boyd 1993-5-23 7249 a Los Angeles Lower, easterly ridge of Red Mtn, ca 700-840 m SE of the saddle between Ruby and Clearwater Canyons 963 Comment
  JEPS17849  Calochortus kennedyi Frank W. Peirson 1921-5-20 1667 Los Angeles Little Rock Creek San Gabriel Mountains 1127 Comment
  IRVC28191  Calochortus plummerae Naomi Fraga, et al. 2004-6-3 1240 Los Angeles Along Barrett Stoddard Road (2N04) between Cascade and barrett Cyns. Transverse Ranges; San Gabriel Mtns. Comment
  SDSU21072  Calochortus plummerae Ian Cain, Natasha Bartely 2010-6-23 1542 Los Angeles Angeles National Forest, San Gabriel Mountains. Along Bear Creek east of Cogswell Dam 512 Comment
  UCR168284  Calochortus splendens F. R. Fosberg 1931-4-23 S- 4690 Los Angeles Channel Islands; Santa Catalina Island, SE slopes of Black Jack Mountain 350 Comment
  CAS-BOT-BC493410  Calochortus splendens Louis C. Wheeler 1934-4-27 2570 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  CAS-BOT-BC496764  Calochortus venustus James L. Reveal 1988-5-17 6788 Los Angeles Along the Bouquet Canyon Road east of Bouquet Reservoir, 3.1 miles east of the junction of Green Valley (or Spunky Canyon) Road and 3.3 miles southwest of Elizabeth Lake Road (County Road N2) in Leona Valley, at the junction on San Francisco Road at the . 1127 Comment
  RSA763233  Calycoseris parryi Justin M. Wood 2010-5-10 1571 Los Angeles Little Rock Creek: Downstream of Little Rock Reservoir, within 0.25 miles of the dam. 966 Comment
  RSA0091520  Calyptridium monandrum R. G. Swinney 2011-4-20 14430 Los Angeles Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 miles upstream in Hunt Cyn. 1220 Comment
  SD187463  Calyptridium monandrum Valeria Soza, Laura Moore 2000-5-10 849 Los Angeles Verdugo Mountains, North side, Verdugo Crestline Dr., N of La Tuna Canyon and S of Pasko Park, Power road south of Verdugo Crestline Dr. 563 Comment
  UCR147275  Calystegia fulcrata Orlando Mistretta 1992-8-20 761 Los Angeles Transverse Ranges; San Gabriel Mtns, Mt. Gleason Management Unit; Mt Gleason, Tujunga Ranger District 1698 Comment
  SEINET13203236 Image available Calystegia macrostegia subsp. arida R. G. Swinney 2011-1 14155 Los Angeles San Gabriel Mountains: Glendora, east side of Mull Canyon, southeast of Mull Canyon debris basin, along Marshall Trail (Glendora 7.5' Q.) (T1N R9W S28) 366 Comment
  CAS-BOT-BC215753  Calystegia macrostegia subsp. intermedia Robert F. Thorne; P. Everett 1965-6-22 34882 Los Angeles rocky slope along new road along East Mountain, S end of island, Santa Catalina Island 457 Comment
  RSA394906  Calystegia macrostegia subsp. intermedia Elbert Benjamine 1929-3-2 42 Los Angeles Tujunga Comment
  RSA229031  Calystegia occidentalis subsp. fulcrata R. F. Thorne, C. W. Tilforth 1971-6-30 40748 Los Angeles Pacifico Mountain 1951 Comment
  RSA608008  Calystegia occidentalis subsp. fulcrata L. C. Wheeler 1968-7-22 s.n. Los Angeles Devil's Canyon. 1433 Comment
  SD197829  Camissonia A. C. Sanders 1988-2-18 7688 Los Angeles El Segundo Dunes, west of Los Angeles Internatinal Airport, between Pershing Drive and Vista Del Mar Boulevard. 4 Comment
  RSA465654  Camissonia bistorta N. C. Cooper 1949-4-19 3616 Los Angeles Newhall. 457 Comment
  RSA466145  Camissonia californica N. C. Cooper 1945-5-1 2219 Los Angeles Tapia Park area, Santa Monica Mountains. 610 Comment
  SEINET13203250 Image available Camissonia californica R. G. Swinney 2011-1 14515 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservior (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA466152  Camissonia californica Anstruther Davidson 1890-3-14 1899 Los Angeles Los Angeles. Comment
  UCR222731  Camissonia campestris R. G. Swinney 2009-5-12 10729 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
  RSA454717  Camissonia campestris subsp. campestris Ora M. Clark 1929-3-30 1914 Los Angeles Antelope Valley, Mojave Desert, w. Lancaster Comment
  RSA713247  Camissonia campestris subsp. campestris LeRoy Gross 2005-5-3 2225 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
  UC1186525  Camissonia campestris subsp. campestris E. G. Linsley and J. W. MacSwain 1960-5-3 60 -41 Los Angeles Hwy 138 0.5 mi e Gorman-Lancaster junction Comment
  UC56461  Camissonia campestris subsp. campestris H. M. Hall May 1 1902-May 3 1902 3066 Los Angeles vicinity of Elizabeth Lake Antelope Valley 1066 Comment
  RSA136642  Camissonia claviformis subsp. claviformis Peter H. Raven 1958-3-23 11958 Los Angeles Big Rock Creek: road above creek 4.3 miles S of Pearlblossom. Comment
  RSA682119  Camissonia confusa Valerie L. Soza, Bill Hogshead 2003-5-6 s.n. Los Angeles On Chantry Flat Road (2N41) from Picnic Ground to the north end of Santa Anita Canyon Road. 610 Comment
  UCR214021  Camissonia graciliflora A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37979 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  RSA701277  Camissonia ignota LeRoy Gross 2003-5-4 825 Los Angeles South side of the mountains: Short distance up Brand Canyon, just pass a concrete channel. 427 Comment
  RSA449014  Camissonia intermedia Bonnie C. Templeton 1931-4-12 s.n. Los Angeles Mandeville Canyon. 350 Comment
  RSA570037  Camissonia micrantha Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-30 4893 Los Angeles Castaic Creek: confluence of Fish Canyon and general vicinity. 492 Comment
  UCR205689  Camissonia micrantha A. C. Sanders, T. B. Salvato, Mitch Provance 2009-5-26 36916 Los Angeles San Gabriel Valley, San Gabriel River floodplain, Whittier Narrows Nature Center and east to Peck Rd. along the SCE powerlines and the river levee 70 Comment
  UCR281154  Camissonia pallida R. G. Swinney 2014-4-30 16250 Los Angeles San Gabriel Mountains, 3.8-4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road toward ridge 1387 Comment
  RSA703391  Camissonia pallida subsp. pallida Gary D. Wallace, Ann Hiller 1983-5-18 2062 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  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
  RSA595932  Camissonia strigulosa Louis C. Wheeler 1967-5-9 9387 Los Angeles Aliso Canyon, east of Acton, ca. 1 mile downstream from Wagon Wheel Ranch. 1067 Comment
  SBBG60413  Camissoniopsis bistorta R. Hoffmann 1930-6-7 Los Angeles Elizabeth Lake Cyn Comment
  SDSU3318  Camissoniopsis bistorta H. Wedberg 1957-3-24 10 Los Angeles City of Malibu Along Birdview Avenue, Point Dume. 40 Comment
  OBI2688  Camissoniopsis bistorta Dieter H. Wilken 1965-3-23 101 Los Angeles San Gabriel Mts. 183 Comment
  SD39508  Camissoniopsis bistorta Edith A. Purer 1931-2-28 Los Angeles Verdugo Hills, hillsides Comment
  UC440393  Camissoniopsis intermedia Carl Epling and Lincoln Ellison 1930-3-28 Los Angeles Las Flores Canyon Santa Monica Mountains Comment
  SBBG17305  Camissoniopsis intermedia M. Vincent 1962-4-6 163 Los Angeles Old Topanga Cyn Rd, 3 mi S of Ventura Blvd Comment
  CAS-BOT-BC160529  Camissoniopsis lewisii Alice Eastwood 1906-5-27 242 Los Angeles Roscoe Comment
  SDSU3381  Camissoniopsis lewisii H. Wedberg 1958-5-1 273 Los Angeles At edge of grassy field next to sand dune, about 1/4 mile east of Killgore Street, Playa del Rey. Comment
  RSA0113487  Camissoniopsis micrantha Lyman Benson 1945-5-11 11691 Los Angeles Canyon below Johnson's Pasture, Claremont. Mt. Range: San Gabriel. 548 Comment
  RSA704351  Canbya candida Gary D. Wallace 1982-4-17 1920 Los Angeles Bob's Gap. Comment
  CATA967  Capsella bursa-pastoris Mark L. Hoefs 1994-5-21 1835 Los Angeles Santa Catalina Island: Southeast end of Renton Mine Road 262 Comment
  UCR126909  Cardamine A. C. Sanders 1996-2-24 17956 Los Angeles San Gabriel Valley, Claremont, grounds of the Rancho Santa Ana Botanic Garden 412 Comment
  CAS-BOT-BC174798  Cardamine californica Tim Ross; Steve Boyd 1993-5-23 7275 Los Angeles Lower portion of steep, northerly draw draining from saddle between Red Mtn's long E ridge and a small notched peak (3227-ft), to upper Clearwater Canyon, ca 270-340 m SW of Plum Spring 829 Comment
  CAS-BOT-BC37467  Cardamine californica George B. Grant 6145 Los Angeles Santa Catalina Isthmus. Comment
  POM369318  Cardamine californica var. californica Ella M. Kennedy 1923-2-18 s.n. Los Angeles San Gabriel Canyon Comment
  RSA127413  Cardamine californica var. integrifolia H. J. Thompson 1959-3-22 1871 Los Angeles 1 mile W of Triunfo Canyon, 3 miles W of Malibu Lake, Lobo Canyon. 274 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
  RSA668665  Carduus pycnocephalus Steve Boyd, LeRoy Gross 2002-5-7 10436 Los Angeles Del Sur Ridge, upper Haskel Canyon drainage, west of Bouquet Canyon, southward from the Coarse Gold Road (5N24). 610 Comment
  RSA723070  Carduus pycnocephalus LeRoy Gross 2007-5-16 2738 Los Angeles Southern side of the range: Near debris basin by Bel Aire Park. Northeast of the intersection of Bel Aire Drive and Cambridge Drive. Near 273 Comment
  POM21251  Carex alma Phillip A. Munz 1923-5-25 6809 Los Angeles Big Rock Creek, San Gabriel Mts. Wash among willows. 1280 Comment
  CAS-BOT-BC17671  Carex alma Joseph Andorfer Ewan 1932-5-29 7209 Los Angeles San Gabriel Mountains. North slope of Mt. Gleason. 1737 Comment
  UCSB520  Carex alma Beach, Kay 1943-4-27 Los Angeles Bottom of Monroe Canyon; 1/2 mi. above Flume X; San Dimas Exp. Forest Comment
  UCR210128  Carex athrostachya R. G. Swinney 2008-7-24 9346 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  SEINET3899175  Carex bolanderi Valerie Soza, Leroy Gross 2000-6-13 996 Los Angeles San Gabriel Mountains: Spring along Burkhart Trail (FS Trail 10W02), from Buckhorn Flat to Cooper Canyon, ca. 0.8 mile along trail from Buckhorn Flat trailhead.; 0 1844 Comment
  CAS-BOT-BC21307  Carex fracta John Thomas Howell 1947-7-18 23424 Los Angeles San Gabriel Mountains. Big Pines. 2103 Comment
  RSA0022829  Carex hassei Duncan S. Bell, Caitlin Elam 2013-8-1 5556 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  RSA230187  Carex schottii Robert F. Thorne 1969-7-2 38346 Los Angeles San Gabriel Mountains, Angeles National Forest: wet, sloping meadow at Big Pines 2088 Comment
  RSA641573  Carex schottii L. C. Wheeler 1973-7-15 s.n. Los Angeles San Gabriel Mountains: Graveyard Canyon, second side canyon. Comment
  CAS-BOT-BC117316  Carex spissa Nora Pettibone; Frank W. Hubby 1896-5-28 s.n. Los Angeles Rubia Canyon near Pasadena. Comment
  RSA720604  Carex subfusca R. G. Swinney 1997-7-23 5727 Los Angeles upper Government Canyon, c 2 mi W of Wrightwood, Blue Ridge Mtn area 2256 Comment
  SEINET10837334  Carissa macrocarpa David B. Dunn 1971-8-11 Dunn 18106 A Los Angeles Cultivated plants at 4911 Pasadena Ave. Terrace, Highland Park, CA. Comment
  RSA0082907  Carpobrotus Michael J. Moore, Hilda Flores Olvera, Helga Ochoterena, Ya Yang, Tommy Stoughton 2015-5-30 3127 Los Angeles Abalone Cove Reserve, Palos Verdes Nature Preserve. Along path leading to ocean. 16 Comment
  RSA681335  Casimiroa tetrameria LeRoy Gross, Valerie Soza 2003-5-15 917 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
  LA32205  Castilleja affinis Henry J. Thompson; 1959-3-27 1875 Los Angeles SANTA MONICA MOUNTAINS, Las Flores Canyon, 0.5 mi from Coast Hwy on Rambla Padifica Rd. 60 Comment
  CATA1097  Castilleja affinis subsp. affinis Mark L. Hoefs 1995-5-23 2051 Los Angeles Santa Catalina Island: Middle Canyon near junction of Middle Canyon Road and road to Camp Cactus 118 Comment
  UCR222738  Castilleja angustifolia R. G. Swinney 2009-4-29 10607 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
  POM50171  Castilleja applegatei subsp. martinii L. R. Abrams 1901-4-13 1510 Los Angeles Wilsons Peak Trail. Comment
  RSA191118  Castilleja applegatei subsp. martinii Robert F. Thorne, M. Z. Thorne 1967-6-25 37102 Los Angeles upper portion of Evey Canyon 884 Comment
  RSA295242  Castilleja applegatei subsp. martinii George H. Lewis 1975-6-29 s.n. Los Angeles Hall Beckley Canyon, ca. 1-1/4 miles north of Foothill Blvd. on Palm Drive, La Canada. Comment
  RSA638864  Castilleja applegatei subsp. martinii Valerie L. Soza, Laura Moore 1999-6-30 594 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  UC1012249  Castilleja applegatei subsp. martinii Francis W. Pennell 1940-6-24 25997 Los Angeles s of Swartout; Pine Mountain 2438 Comment
  UC1348985  Castilleja applegatei subsp. martinii Robert F. Thorne and M. Z. Thorne 1967-6-25 37102 Los Angeles upper portion Evey Canyon; San Gabriel Mts. 883 Comment
  JEPS86708  Castilleja applegatei subsp. martinii L. R. Heckard 1987-5-26 6665 Los Angeles ne of Tujunga (above 3800 block of Markridge, e of abandoned Hillside Sanitorium, at lower end of Cooks Canyon); Cooks Canyon 731 Comment
  UCSB25083  Castilleja densiflora subsp. gracilis Engel, C. 1967-3-21 Los Angeles On the south side of the Catalina Girl's Camp Road, 0.3 mi. south of its junction with the Isthmus, Santa Catalina Island 121 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
  UCSB18269  Castilleja exserta subsp. exserta Oliver, Lois 1964-3-23 Los Angeles George F. Canyon; W of Palos Verdes Drive East; Rolling Hills Estates 134 Comment
  UCR139425  Castilleja foliolosa Fay A. MacFadden 1931-3-17 11 E Los Angeles La Tuna Canyon, Verdugo Hills 488 Comment
  RSA643107  Castilleja gleasoni Orlando Mistretta 1992-9-9 802 Los Angeles San Gabriel Mountains: ''Sold'' Peak. North Fork Management Unit; Tujunga Ranger District. Comment
  UC1430125  Castilleja grisea Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-23 22689 Los Angeles w fork Red Rock Canyon (San Clemente Island); San Clemente Island 275 Comment
  UCD168212  Castilleja linariifolia J. W. Barry May1980 s.n. Los Angeles Hungry Valley SVRA. (Exact location unknown. This park is mostly in Los Angeles county, but also includes parts of Ventura and Kern counties. Coordinates estimated by the label maker.) Comment
  RSA226911  Castilleja miniata subsp. miniata Robert F. Thorne 1971-8-25 41255 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring on NW slope of Mt. Hawkins. Comment
  RSA0036825  Castilleja minor subsp. spiralis Justin M. Wood 2011-7-7 4336 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA670702  Castilleja minor subsp. spiralis Bonnie C. Templeton 1931-5-17 1210 Los Angeles Bouquet Canyon, San Gabriel Mountains. Comment
  UC57005  Castilleja subinclusa subsp. subinclusa H. M. Hall Apr 1902 3071 Los Angeles 10 mi w Palmdale; Antelope Valley Comment
  UCR170612  Caulanthus Dan S. Cooper 2005-6-6 s.n. Los Angeles San Andreas Rift Zone, N of Lake Elizabeth [ESE of Lake Hughes] 1189 Comment
  CAS-BOT-BC38143  Caulanthus amplexicaulis Timothy S. Ross; Steve Boyd 1990-5-31 2733 Los Angeles San Gabriel Mountains. Ridge descending northward from Mount Gleason. 1847 Comment
  RSA79238  Caulanthus amplexicaulis var. amplexicaulis G. R. Campbell 1952-6-28 17284 Los Angeles Mt. Baldy 2438 Comment
  SD262240  Caulanthus cooperi R. G. Swinney 2014-4-30 16268 Los Angeles San Gabriel Mountains: 3.8 - 4.0 miles south of Hwy. 138, c. 100 meters west of Largo Vista Road to ridge. C. 3 acres burned in 2012. 1387 Comment
  RSA0059396  Caulanthus coulteri var. coulteri Bonnie C. Templeton, Ira W. Clokey 1930-5-27 1422 Los Angeles 1 mi north of Elizabeth Lake. 850 Comment
  RSA549547  Caulanthus lasiophyllus var. utahensis Timothy S. Ross 1992-4-4 6085 Los Angeles Adobe Mountain: SW Mojave Desert. 927 Comment
  SEINET13946229 Image available Ceanothus Kay Raeder 1954-1 60 Los Angeles Claremont city limits; 1100 ft alt. 335 Comment
  SBBG39116  Ceanothus arboreus E. R. Blakley 1963-4-7 5533 Los Angeles Farnsworth Spring, NW of Avalon on the island rd 365 Comment
  SD90324  Ceanothus arboreus Robert F. Thorne 1970-3-5 39368 Los Angeles Santa Catalina Island, Cherry Valley 60 Comment
  RSA593002  Ceanothus crassifolius Steve Boyd, Orlando Mistretta 1996-5-1 8732 Los Angeles Liebre Mountains, rugged hills between Soledad Canyon Agua Dulce, west of Young Canyon along the Pacific Crest Trail. 854 Comment
  UCR198327  Ceanothus crassifolius Gary Kovnat, LeRoy Gross 2003-1-19 06 Los Angeles Transverse Ranges; San Gabriel Mountains region, Angeles National Forest, Gold Creek Ecological Preserve, south terrace south descending trail Comment
  UCR258950  Ceanothus crassifolius R. G. Swinney 2010-2-27 11742 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
  POM96085  Ceanothus cuneatus var. cuneatus P. A. Munz 1926-4-4 9998 Los Angeles Bouquet Canyon. 915 Comment
  UC1584041  Ceanothus integerrimus Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4031 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy, Tujunga Ranger District, westerly drainage that meets the canyon.); San Gabriel Mts., Angeles National Forest Comment
  JEPS42337  Ceanothus leucodermis Frank W. Peirson 1918-6-10 112 Los Angeles San Gabriel Peak 1828 Comment
  RSA635040  Ceanothus leucodermis Valerie L. Soza, Kent Hughes 1999-6-17 562 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail, above San Olene Canyon. 747 Comment
  RSA774174  Ceanothus leucodermis R. G. Swinney 2009-7-22 11324 Los Angeles summit of Mt. Hillyer, north of Horse Flats. 1866 Comment
  UCR16489  Ceanothus leucodermis Richard Minnich 1968-4-18 41868- 7 Los Angeles San Gabriel Mtns., 5 miles north of San Antonio Dam on the Mt Baldy Rd 1006 Comment
  LA52217  Ceanothus megacarpus Robert Fowler; 1935-2-8 4544 Los Angeles SANTA MONICA MOUNTAINS, Sepulveda Canyon, Sepulveda Canyon. 152 Comment
  RSA177820  Ceanothus megacarpus var. insularis Robert F. Thorne, Percy C. Everett 1965-5-10 34472 Los Angeles Santa Catalina Island. Near Catalina Airstrip 457 Comment
  RSA234639  Ceanothus megacarpus var. insularis Robert F. Thorne 1970-3-5 39360 Los Angeles Santa Catalina Island. N slope of Blackjack Mountain. 457 Comment
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Feb 9 2017
  SBBG31407  Ceanothus megacarpus var. insularis R. F. Thorne, R. Rollins, D. Probst, R. Carolin 1967-3-18 Los Angeles Salta Verde, ca. N of Salta Verde Pt 365 Comment
  POM265803  Ceanothus oliganthus J. C. Roos 1942-3-7 1106 Los Angeles On brushy delta, La Canada Comment
  RSA399735  Ceanothus oliganthus Howard Mullins 1931-3-18 169 Los Angeles Griffith Park. Comment
  RSA562578  Ceanothus oliganthus var. oliganthus Steve Boyd, W. Appleby 1993-4-22 7992 Los Angeles Western San Gabriel Mountains, north of Sylmar and south of Santa Clarita, within the Tujunga Ranger District of the Angeles National Forest. Vicinity of Los Pinetos Spring, head of Los Pinetos Canyon 854 Comment
  UC775005  Ceanothus oliganthus var. oliganthus Carl B. Wolf 1941-8-2 11134 Los Angeles 2.7 mi s Frenchman Flats Forest Service Camp; Liebre Mts. Comment
  RSA587957  Ceanothus pauciflorus Orlando Mistretta, S. D. Boyd, Darin Banks 1994-4-29 1096 Los Angeles Santiago Canyon; Ridge on W edge of Santiago Canyon watershed N. of Forest Road 4N20. 1372 Comment
  POM8741  Ceanothus spinosus P. A. Munz, R. D. Harwood 1920-5-15 3950 Los Angeles Sepulveda Canyon, Santa Monica Mountains 244 Comment
  CDA7081  Centaurea calcitrapa J. B. Cook 1945-10-17 Los Angeles Pacific Palisades. 0 Comment
  CHSC25954  Centaurea melitensis E. Bushey 1968-5-22 82 Los Angeles Mulholland Dr. 304 Comment
  RSA0021521  Centaurea melitensis Duncan S. Bell, Caitlin Elam, Evan Meyer 2013-6-13 5151 Los Angeles San Gabriel Mountains region: Sheep Mountain Wilderness; Coldwater Canyon off of Cattle Canyon, on the southwestern flanks of Mount San Antonio. 898 Comment
  RSA655774  Centaurea solstitialis LeRoy Gross 2001-1-13 333 Los Angeles Verdugo Mountains: Radio facility on top of main crest, just above were Whiting Woods Mountainway and Verdugo Mountainway connects. 915 Comment
  UCR172450  Centaurium exaltatum Anuja Parikh, Nathan Gale 2005-7-7 2125 Los Angeles Santa Clara River Valley, near confluence of Castaic Creek and the river, Newhall Ranch, study area 44 290 Comment
  CDA6630  Centranthus ruber T. S. Ross 1991-4-21 4498 Los Angeles Whittier Hills (Puente Hills, pro parte): E-facing road embankment along Turnbull Canyon Road Comment
  SEINET3372080  Centromadia parryi subsp. australis G. Rink 2011-6-6 10596 Los Angeles Just south of the Triple Clays Shooting Range in Whittier, weedy place 55 Comment
  CAS-BOT-BC279596  Centromadia pungens subsp. pungens Le Roy Abrams; E. A. McGregor 1908-6-30 508 Los Angeles Lancaster, Mohave Desert Comment
  RSA0011592  Cerastium fontanum subsp. vulgare Orlando Mistretta, Cher Batchelor 2011-7-27 6005 Los Angeles Along Rincon Red Box Road (Forest Road 2N24) 1.2 air miles W of Monrovia Peak. 1366 Comment
  CDA3347  Cerastium glomeratum L. C. Wheeler 1969-5-3 s.n. Los Angeles San Gabriel Mountains: Bluebird truck trail. Comment
  RSA647000  Cerastium glomeratum LeRoy Gross, Michael Honer, Leland Lubinsky 2000-4-27 191 Los Angeles San Rafael Hills: Ridgetop near lookout Tower, East of the (2) Glendale Freeway 548 Comment
  PASA1326  Cerastium viscosum Sally Ellis 1940-4-22 Los Angeles Puddingstone Comment
  UCR139943  Ceratophyllum demersum L. C. Wheeler 1964-11-6 8644 Los Angeles San Gabriel Mtns., Crystal Lake 1677 Comment
  SEINET238659  Cercocarpus betuloides A. C. Sanders, D. Malueg 1998-6-24 22072 Los Angeles San Gabriel Mountains: brushy southeast facing slope on ridge ca. 3.5 miles northeast of Big Tujunga Dam just below VA 1305 Comment
  POM9712  Cercocarpus betuloides Philip A. Munz 1921-4-24 4429 Los Angeles Ridge Road near Oak Flat 1067 Comment
  POM599  Cercocarpus betuloides var. betuloides I. M. Johnston 1917-3-6 119 Los Angeles Evey Canyon north of Upland. 1067 Comment
  UC311292  Cercocarpus betuloides var. betuloides Philip A. Munz 1926-4-4 9999 Los Angeles Bouquet Canyon 914 Comment
  UC481490  Cercocarpus betuloides var. betuloides Louis C. Wheeler 1931-8-3 Los Angeles 1 mi e of Palmer Canyon (San Antonio Mountains); San Antonio Mountains 609 Comment
  CAS-BOT-BC279524  Chaenactis artemisiifolia Carl Epling 1931-5-9 s.n. Los Angeles Santa Monica Mountains, Los Alisos Canyon Comment
  UCSC001213  Chaenactis glabriuscula Peter Kamb 1947-6-7 566 Los Angeles Desert foothills of the San Gabriel Mts. above Little Rock San Gabriel Mts., Little Rock 1646 Comment
  CAS-BOT-BC277350  Chaenactis glabriuscula var. glabriuscula I. M. Johnston 1918-5-12 1954 Los Angeles San Antonio Mountains. San Antonio Canon [Canyon]. Near Los Angeles Co.-San Bernardino Co. line 914 Comment
  CAS-BOT-BC277352  Chaenactis glabriuscula var. glabriuscula Carl B. Wolf 1936-5-27 7839 Los Angeles San Gabriel Mts., Indian Canyon Camp, 2 mi. off Soledad Canyon 914 Comment
  RSA598104  Chaenactis glabriuscula var. glabriuscula Steve Boyd, Lauren Raz 1997-3-4 9151 B 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
  POM351754  Chaenactis glabriuscula var. glabriuscula F. R. Fosberg 1930-6-30 3069 Los Angeles Del Rey. 2 Comment
  RSA228859  Chaenactis santolinoides R. F. Thorne 1971-6-26 39991 Los Angeles Angeles National Forest:, Chilao Flat near entrance. 1616 Comment
  UC57436  Chaenactis santolinoides J. H. Barber 1897-7-4 269 Los Angeles Mt. Gleason summit Mt. Gleason Comment
  UCR191314  Chaenactis santolinoides R. G. Swinney 1998-7-2 6254 Los Angeles San Gabriel Mtns., high point of East Table Mountain, Wrightwood area 2256 Comment
  RSA652573  Chaenactis stevioides Marion P. Harthill 1974-4-22 1663 Los Angeles Mojave Comment
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Jan 4 2012
  POM18257  Chaenactis stevioides var. brachypappa P. A. Munz 1923-5-26 6804 Los Angeles Big Rock Creek. 1280 Comment
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May 18 2016
  JEPS31170  Chaenactis xantiana Ernest C. Twisselmann 1962-4-18 6953 Los Angeles 0.5 mi w of Coe Field fence; Tehachapi Mountains, Oso Canyon 1036 Comment
  UCR214028  Chaenactis xantiana A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37957 Los Angeles Tehachapi Mountains, Crane Canyon, 1.0 mi. SE (144 deg. ) of Castac Lake, 1.7 mi. NE (43 deg. ) of Gorman, just S of Kern Co. line 1189 Comment
  OBI2897  Chaenactis xantiana Lewis S. Rose 1968-4-5 68018 Los Angeles 10 mi E of Gorman 853 Comment
  RSA599610  Chamaesyce albomarginata Steve Boyd, Lauren Raz 1997-4-16 9504 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 853 Comment
  UC17645  Chamaesyce melanadenia William H. Brewer Dec 14 1860-Dec 19 1860 54 Los Angeles Sierra Santa Monica; Camp 2 Comment
  RSA643110  Chamaesyce melanadenia Orlando Mistretta 1992-9-16 806 Los Angeles San Gabriel Mountains: Oak Springs Trail; Tujunga Ranger District. 624 Comment
  SFV12553  Chamaesyce ocellata M. H. Grayum, D. L. Koutnik 1977-11-25 884 Los Angeles San Gabriel Mountains Sierra Pelona Valley. Along Anthony Road. 884 Comment
  UC42447  Cheilanthes covillei Wm. H. Brewer 1860-12-31 100 Los Angeles San Gabriel Mts 1219 Comment
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Apr 30 2009
  RSA586981  Cheilanthes covillei Orlando Mistretta 1992-5-8 315 Los Angeles San Gabriel Mountains: Little Rock Creek, slopes E of Little Rock Creek Reservoir. 1159 Comment
  RSA187701  Chenopodium ambrosioides R. F. Thorne 1966-9-14 36645 Los Angeles Santa Catalina Island: sandy, disturbed area behind Ben Weston Beach 3 Comment
  UCR161630  Chenopodium berlandieri Mike Misenhelter 2005-10-5 s.n. Los Angeles Los Angeles Basin, Carson, old landfill site SE of intersection of 110 (Harbor) and 405 (San Diego) freeways, west side of Dominguez Channel and 405, east of Main St. 12 Comment
  RSA246432  Chenopodium berlandieri var. sinuatum F. R. Fosberg 1931-7-13 5376 Los Angeles Santa Catalina Island. Middle Ranch Canyon. 200 Comment
  RSA522953  Chenopodium botrys T. S. Ross, Orlando Mistretta 1990-10-26 3315 Los Angeles off the N side of Horse Canyon saddle in upper reaches of Horse Canyon drainage 853 Comment
  JEPS59731  Chenopodium californicum Frank W. Peirson 1919-3-29 348 Los Angeles Rubio Canyon San Gabriel Mountains 548 Comment
  RSA478486  Chenopodium californicum Fay A. MacFadden 1931-3-20 s.n. Los Angeles Hills and along wash, Tuna Canyon, Verdugo Hills 335 Comment
  UCR223107  Chenopodium californicum R. G. Swinney 2009-5-13 10796 Los Angeles Transverse Range; San Gabriel Mtns. Foothills, Bobs Gap, 3.7 miles south of Hwy 138 at Bobs Gap Rd., near Holcomb Ridge Rd. 1220 Comment
  LA50750  Chenopodium californicum A. H. Lange; 1951-5-17 Los Angeles Santa Monica Mountains, UCLA campus 60 Comment
  POM12243  Chenopodium californicum F. L. Robinson 1921-3-16 1 Los Angeles Claremont. 365 Comment
  RSA64807  Chenopodium californicum F. W. Peirson 1919-5-26 348 Los Angeles New York Ave. in the Rubio Wash, Altadena. Comment
  UCR270114  Chenopodium fremontii R. G. Swinney 2010-9-9 13800 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SFV12661  Chenopodium macrospermum M. H. Grayum, D. L. Koutnik, B. Balch 1977-11-27 898 Los Angeles Santa Monica Mountains Tapia Park. Along Malibu Creek. 145 Comment
  SBBG98610  Chenopodium pratericola T. Ross 1991-8-16 5802 Los Angeles Big Tujunga Cyn, 0.2 mi E of the confluence of Lucas Crk 917 Comment
  UCR95529  Chenopodium rubrum L. C. Wheeler 1946-8-28 6295 Los Angeles San Gabriel Mtns, Caldwell Lake 1570 Comment
  LA51486  Chenopodium strictum var. glaucophyllum Peter H. Raven; Henry J. Thompson 1959-9-27 14510 Los Angeles Santa Monica Mountains, Sepulveda Canyon, along Sepulveda Blvd 243 Comment
  UC1234788  Chenopodium strictum var. glaucophyllum Peter H. Raven 1961-10-15 17846 Los Angeles Atherton Street San Gabriel River, Long Beach 1 Comment
  SEINET3885528  Chlorogalum parviflorum Louis C. Wheeler 1934-5-14 2583 Los Angeles 1 mi NE Puddingstone Dam, San Jose Hills.; 0 351 Comment
  SBBG44382  Chorizanthe brevicornu var. brevicornu G. Sphon, D. Hearn 1950-5-10 25 Los Angeles Black Butte Comment
  UCR260628  Chorizanthe coriacea R. G. Swinney 2010-4-23 12377 Los Angeles San Gabriel Mountains/Verdugo Mountains, east end of Hansen Dam Basin, on N side of Big Tujunga Wash channel, 0.1-0.5 miles E of Orcas Park 341 Comment
  UCR222986  Chorizanthe perfoliata R. G. Swinney 2009-5-5 10641 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.3 mi. southeast of Mt. Emma Rd. crossing 951 Comment
  CAS-BOT-BC244670  Chorizanthe staticoides Alice Eastwood 1919-5-29 8963 Los Angeles San Gabriel Canyon Comment
  CAS-BOT-BC244672  Chorizanthe staticoides Javier Penalosa 1961-5-21 1507 Los Angeles San Gabriel Canyon Comment
  RSA747229  Chorizanthe staticoides R. G. Swinney 2008-4-7 8617 Los Angeles San Gabriel Mtns. Azusa, San Gabriel River floodplain, c. 100-300 m east of the channel, between Foothill Blvd. (Hwy 66) and I-210 Fwy 177 Comment
  SEINET6095462  Chorizanthe staticoides Unknown 1996-6-25 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  RSA569943  Chorizanthe xanti Tim S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4854 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  SEINET3395618  Chrysothamnus nauseosus subsp. mohavensis Unknown 1984-1 EDM- 1522 Los Angeles Ave H. exit NW side of Lancaster Comment
  SFV13260  Chylismia claviformis subsp. claviformis M. J. Thor 1983-4-17 183 Los Angeles Mojave Desert Lancaster. Along Avenue J, west of Saddleback Butte State Park. 800 Comment
  LA35975  Cirsium occidentale var. californicum Peter H. Raven; 1959-5-9 Los Angeles Santa Monica Mountains, Medea Creek, Malibu Creek, near mouth 45 Comment
  UCR273449  Cirsium occidentale var. californicum R. G. Swinney 2011-5-19 14770 A Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), 0.6 mile SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., between Colby Ranch Rd. and Coldwater Cyn. stream, below abandoned 'Millie's Apple Orchard 912 Comment
  RSA0070683  Cirsium occidentale var. californicum Timothy S. Ross, Peter W. Fritsch 1990-6-20 3676 Los Angeles San Gabriel Mountains: Rincon-Red Box Road (2N24), ridgetop between W Fork San Gabriel River and Roberts Canyon. 1256 Comment
  RSA0070686  Cirsium occidentale var. californicum L. C. Wheeler 1968-7-2 s.n. Los Angeles San Gabriel Mountains: Bluebird Truck Trail, near Big Dalton Canyon. 731 Comment
  SBBG31410  Cirsium occidentale var. coulteri R. F. Thorne 1966-4-6 Los Angeles ca. 1 mi W of Empire Landing 76 Comment
  UCD130579  Cirsium occidentale var. coulteri Geoffrey Levin 1974-4-27 58 Los Angeles Evey Canyon, a side Canyon of San Antonio Canyon. San Gabriel Mountains, Santa Ana River and Pacific Slope Drainage Area. 731 Comment
  CAS-BOT-BC285588  Cirsium occidentale var. occidentale Timothy S. Ross; J. Mark Porter 1995-5-4 8508 Los Angeles Liebre Mountains. Texas Canyon: ca 2.8 road miles NE of Bouquet Canyon Road 609 Comment
  SD21297  Cirsium occidentale var. occidentale Norman E. Bilderback 1938-4-17 Los Angeles Santa Catalina Island, Avalon. Comment
  CATA1096  Cirsium vulgare Mark L. Hoefs 1995-5-16 2046 Los Angeles Santa Catalina Island: Big Springs Canyon, near road to Two Harbors 103 Comment
  RSA505268  Cistanthe monosperma S. Zona, D. Arias, Oscar Dorado, M. Hanson, Jose Luis Villasenor 1989-6-21 361 Los Angeles Mountain High Ski Resort. W of Wrightwood; N slopes of San Gabriel Mts. 2018 Comment
  RSA199049  Cistus ladanifer W. M. Gauntt 1966-4-30 173 Los Angeles Glendora Mt. Ridge Road. 1/2 mile south of ''Y'' to Mt. Baldy. 914 Comment
  CAS-BOT-BC172436  Clarkia bottae Raymond J. Dobbs 1924-5-22 s.n. Los Angeles 2 1/2 miles below Switzer, old Trail Comment
  POM306308  Clarkia bottae Henry J. Ramsey, Henry J. Ramsey 1937-6-6 1388 Los Angeles Kinaloa [Kinneloa] Canyon, Altadena. Comment
  RSA448243  Clarkia bottae I. W. Clokey 1929-05 4534 Los Angeles Mandeville canyon, Santa Monica Mountains. 250 Comment
  SBBG60279  Clarkia bottae M. N. Ackley 1927-5-29 746 Los Angeles Mulholland Drive 457 Comment
  UC373500  Clarkia bottae C. L. Hitchcock 1928-5-3 50 Los Angeles Berverly Hills 250 Comment
  CAS-BOT-BC172431  Clarkia bottae Mrs. K. Brandegee; Ernest Braunton 1910-5-1 124 Los Angeles Elysian Park Comment
  UC1929743  Clarkia dudleyana V. Soza, LeRoy Gross 2001-5-22 1239 Los Angeles Transverse Ranges; San Gabriel Mountains region; Morgan Fire 2000 area, between Morgan and Wildwood Canyons, WSW of Sycamore Flat. 648 Comment
  UCR209280  Clarkia purpurea Dan S. Cooper 2009-5-30 509- 07 Los Angeles Eastern Santa Monica Mtns., debris basin along Forest Lawn Dr., west of the cemetery 169 Comment
  RSA29730  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1932-5-28 780 Los Angeles San Antonio Canyon, E side SE Hogback. 1280 Comment
  RSA512035  Clarkia purpurea subsp. quadrivulnera Louis C. Wheeler 1967-5-18 9645 Los Angeles Angeles National Forest; Placerita Canyon. 518 Comment
  RSA448592  Clarkia unguiculata E. Crow 1929-4-21 329 Los Angeles Foothills northeast of Glendora. Comment
  UCD170699  Clarkia xantiana R. G. Swinney 2008-5-12 8837 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
  RSA0113304  Clarkia xantiana subsp. xantiana Lyman Benson 1947-6-10 12519 Los Angeles Indian Hill, Claremont. 426 Comment
  UCR214111  Claytonia parviflora A. C. Sanders, Stephen Reynolds, Anuja Parikh, Nathan Gale 2010-4-20 37983 Los Angeles Tehachapi Mountains, west fork of Crane Canyon, 1.47 mi. SE (155 deg. ) of Castac Lake, 1.36 mi. NE (56 deg. ) of Gorman, just S of Kern Co. line 1221 Comment
  SD252355  Claytonia parviflora Steven A. Junak 2000-4-1 Sca 1162 Los Angeles Santa Catalina Island: On E side of Cherry Canyon, ca. 0.1 mile from road to camp, along main road. 67 Comment
  UC1552131  Claytonia parviflora subsp. parviflora David Charlton 1988-4-2 1485 Los Angeles Cleghorn Road Turnoff on Cajon Pass Cajon Pass (I 15, Swartout Valley Rd to end of pavement, site is under powerline) 1524 Comment
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Dec 24 2013
  RSA586966  Claytonia parviflora subsp. parviflora Orlando Mistretta, Steve Boyd 1995-5-23 1736 A Los Angeles Bare Mt. Canyon near summit of Bae mt. on N ridge. 1768 Comment
  RSA0119029  Claytonia perfoliata subsp. mexicana A. C. Sanders 2007-4-25 33559 Los Angeles Tehachapi Mtns.: Oso Canyon, 0.5 mi. SE of Kern Co. line, on Oso Canyon Rd. 1128 Comment
  RSA60290  Claytonia perfoliata subsp. mexicana G. R. Campbell 1948-5-13 582 Los Angeles Just below fire station, San Dimas Canyon, San Gabriel Mountains 610 Comment
  SBBG95216  Claytonia perfoliata subsp. mexicana M. B. Dunkle 1928-3-31 1797 Los Angeles Cottonwood Cyn Comment
  RSA466719  Claytonia perfoliata subsp. mexicana Thekla Mohr s.n. Los Angeles Los Angeles Comment
  RSA656426  Claytonia perfoliata subsp. perfoliata Valerie L. Soza, Shalini Deo, LeRoy Gross 2000-4-20 706 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
  RSA527826  Claytonia perfoliata subsp. perfoliata Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5121 Los Angeles San Clemente Island. E side coastal escarpment approximately 2/5 way between Jack (not Jack Point) and the mouth of Larkspur Canyon. 152 Comment
  RSA679285  Clematis lasiantha Mark A. Elvin, Anne Marie Ruff 1996-8-1 306 Los Angeles San Gabriel Mtns. Angeles National Forest. Glendora Ridge Road. Comment
  UC1583146  Clematis lasiantha Tim Ross and Steve Boyd 1990-5-14 2464 Los Angeles Yerba Buena Ridge San Gabriel Mts., Angeles Nat'l Forest, Tujunga Ranger Dist. 1066 Comment
  SD251285  Clematis ligusticifolia Jane Tirrell 2012-8-3 LS 146 Los Angeles Transverse Ranges; San Gabriel Mountains region: South side California State Route 2, ca. 100 ft. east of turnout at mile marker 67.7. 2313 Comment
  UC586865  Clematis ligusticifolia Joseph Andorfer Ewan 1934-8-11 8349 Los Angeles ranch Newcomb's Ranch (Chilao region); San Gabriel Mts., Chilao region 1645 Comment
  UCR210259  Clematis ligusticifolia R. G. Swinney 2008-8-13 9366 Los Angeles San Gabriel Mtns., Icy Springs, tributary of Big Rock Creek 1756 Comment
  UCR189675  Clematis pauciflora R. G. Swinney 1990-3-23 1548 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora 366 Comment
  UC314535  Cleomella obtusifolia Marcus E. Jones, A. M. 1924-9-14 Los Angeles Lancaster Comment
  SBBG32030  Clinopodium douglasii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -214 Los Angeles lower Bullrush Cyn, Salta Verde Comment
  RSA0107438  Collinsia R. G. Swinney 2011-5-19 14773 Los Angeles San Gabriel Mountains: Camp Colby (Colby Ranch), 0.6 miles SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Big Tujunga Cyn., south side of Coldwater Cyn. creek. 1073 Comment
  RSA79444  Collinsia bartsiifolia var. davidsonii F. W. Peirson 1922-6-3 3084 Los Angeles East of Oak Grove Creek Divide, Liebre Mts. 1174 Comment
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Dec 10 2011
  RSA229038  Collinsia callosa Robert F. Thorne, C. W. Tilforth 1971-6-30 40802 -A Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA725753  Collinsia heterophylla A. C. Sanders, Mark A. Elvin 2003-5-1 26274 Los Angeles Western San Gabriel Mtns.: NE side of Castaic Mesa, ca 0.75 mi. southwest of confluence of Bitter and Charlie Canyons, Newhall Ranch. 396 Comment
  RSA729966  Collinsia heterophylla R. G. Swinney, D. W. Larson 1999-5-15 7144 Los Angeles San Gabriel Mtns.: Wolfskill Canyon, above LaVerne and San Dimas Experimental Forest. 549 Comment
  SEINET10317250 Image available Collinsia wrightii Wesley O. Griesel 1962-5-28 Los Angeles Big Pines, San Gabriel Mountains 1829 Comment
  UCR179488  Colutea arborescens R. G. Swinney 1989-7-8 s.n. Los Angeles San Gabriel Mountains, Glendora Wilderness Park, in Big Dalton Canyon. 1.6 mi. NE of Glendora Mountain Road on Big Dalton Canyon Road 473 Comment
  RSA679306  Comarostaphylis diversifolia subsp. planifolia Mark Elvin, Sarah Crockett 1997-3-17 374 Los Angeles Santa Catalina Island, Cape Canyon. W side of canyon. Comment
  SEINET6196132  Comarostaphylis diversifolia var. planifolia G. Wallace 1975-3-22 1404 Los Angeles Santa Catalina Island; WNW of Mt. Orizaba, NNE of Mt. Banning, in canyon that is a branch of Cottonwood Canyon. 287 Comment
  RSA747096  Conium maculatum A. C. Sanders, T. B. Salvato 2009-5-19 36835 Los Angeles Montebello Hills, under SCE powerlines S of Montebello Blvd. and W of Plaza Dr., S of large shopping mall called Montebello Town Center 110 Comment
  SBBG13419  Constancea nevinii E. R. Blakley 1962-10-4 5416 Los Angeles Indian Rock, Emerald Bay 6 Comment
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Dec 3 2015
  SBBG31502  Constancea nevinii R. M. Beauchamp 1967-3-20 352 Los Angeles above beach rd between Avalon and Abalone Pt Comment
  UC1194905  Constancea nevinii Reid Moran 1958-9-15 6820 Los Angeles canyon 1.8 mi se Eel Point; San Clemente Island 100 Comment
  UC135306  Constancea nevinii Rev. J. C. Nevin Los Angeles San Clemente Island Comment
  UC2052842  Constancea nevinii M. B. Dunkle 1939-4-6 7284 Los Angeles San Clemente Island, Mosquito Harbor. Comment
  RSA652777  Convolvulus arvensis S. Koukol, T. Struve 1998-4-15 4 Los Angeles Pomona, S of jct. of W. Temple Avenue and S. Campus Drive, E of San Jose Creek (concrete wash) 215 Comment
  SEINET12277843  Convolvulus arvensis J. Bright, Wyman, C. 1931-1 5721 Los Angeles Hollywood Comment
  RSA340613  Conyza bonariensis F. R. Fosberg, S. C. Rainey 1973-11-14 55229 Los Angeles San Clemente Island. Wilson's Cove, on roadside on grassy slope Comment
  RSA642519  Conyza coulteri D. E. Bramlet 1999-11-16 2827 b Los Angeles Old meander of San Jose Creek. 6m east of Valley Blvd. and 1km north of Grand Ave. 76m west of the existing San Jose Creek flood control channel. 58 Comment
  RSA330805  Corallorhiza maculata Wayne E. Sawyer 1981-8-11 126 Los Angeles San Gabriel Mountains, Angeles National Forest: Lily Spring. 2454 Comment
  RSA756084  Cordylanthus rigidus R. G. Swinney 2008-10-7 9462 Los Angeles Big John Flats, north of Ball Flats, south base of Big John Peak. 1622 Comment
  JEPS6758  Cordylanthus rigidus subsp. setiger Frank W. Peirson 1918-9-15 255 A Los Angeles due e Tujunga (Sister Elsie Trail); San Gabriel Mts. 1219 Comment
  RSA82051  Cordylanthus rigidus subsp. setiger F. W. Peirson 1918-8-6 255 Los Angeles Mt. Wilson Toll Road 869 Comment
  UCD123100  Cordylanthus rigidus subsp. setiger R. N. Raynor 1938-6-1 s.n. Los Angeles between Little Rock and Cajon Desert. Comment
  CDA21765  Coreopsis bigelovii G. D. Barbe, T. C. Fuller 1973-4-9 1189 Los Angeles 4 miles (6.4 km) south of Palmdale, 0.7 mile north of Pearblossom Highway on Sierra Highway. 0 Comment
  RSA597770  Coreopsis bigelovii Steve Boyd, Lauren Raz 1997-3-14 9182 Los Angeles Liebre Mountains, lower southeastern flank of Bald Mountain, near head of Liebre Gulch, due west of Sandberg. 1213 Comment
  UCR223772  Coreopsis bigelovii R. G. Swinney 2009-6-17 11173 Los Angeles Transverse Range; San Gabriel Mtns., ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  UCR259976  Coreopsis bigelovii R. G. Swinney 2010-5-11 12637 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
  POM4868  Coreopsis californica C. F. Baker 1903-4-15 4090 Los Angeles Claremont. Comment
  POM356048  Coreopsis californica var. californica L. C. Wheeler 1933-4-16 1646 Los Angeles San Gabriel Mountains: Liveoak Canyon. 426 Comment
  UC604836  Coreopsis californica var. californica Roxana S. Ferris and Ruth P. Rossbach 1938-5-13 9482 Los Angeles 4 mi ne of Lancaster (on the Muroc Road) Comment
  UC895144  Coreopsis californica var. californica Lewis S. Rose 1937-4-9 37073 Los Angeles 9 mi e Palmdale 822 Comment
  UC450879  Coreopsis calliopsidea Fay A. Macfadden 1937-3-29 2574 Los Angeles near Palmdale; Mohave Desert Comment
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Feb 10 2016
  CAS-BOT-BC101027  Coreopsis gigantea Reid Moran 1949-2-10 3161 Los Angeles Near landing, Santa Barbara Id Comment
  JEPS15875  Corethrogyne filaginifolia Joseph Andorfer Ewan 1934-8-11 8333 Los Angeles Chilao San Gabriel Mts., Chilao 1645 Comment
  JEPS30548  Corethrogyne filaginifolia Donald M. Kyhos 1958-11-1 58 -240 Los Angeles U.C.L.A. campus University of California, Los Angeles campus, U.C.L.A. campu Comment
  SBBG8016  Corethrogyne filaginifolia H. and M. Dearing 1937-10-15 2892 Los Angeles Mint Cyn Comment
  UCR87421  Cornus sericea subsp. occidentalis R. G. Swinney 1994-6-11 2876 Los Angeles Eastern San Gabriel Mtns., west of Wrightwood, c. 1.5 mi SE of Big Pine Forest Service Center on Blue Ridge Nature Trail, c. 100 ft west of trail in stream bottom 2256 Comment
  UCR101307  Cotoneaster pannosus L. C. Wheeler 1966-10-25 9079 Los Angeles San Gabriel Mtns, Vicinity of E[dwin] Waldo Ward's Grove, 0.25 mi north of El Encanto, San Gabriel Canyon 244 Comment
  UCR146911  Cotula australis D. E. Bramlet, Sandy Leatherman, Brian Leatherman 2001-5-3 3131 Los Angeles Mt. Pinos region, Slopes above (east) of Grasshopper Canyon and adjacent to a large cattle pond; c. 488m east of the old ridge route and 3.7 km north of the mouth of Grasshopper Canyon 541 Comment
  UCR73125  Cressa truxillensis Scott D. White 1992-10-9 944 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, base of mtns., just north of Pacific Coast Hwy, extending as far E as Malibu Creek. Bounded by the Civic Center Road; terminates on the W in vicinity of Malibu School 30 Comment
  RSA177851  Crossosoma californicum R. F. Thorne 1965-3-11 3462 Los Angeles Near junction of roads to Middle Ranch, and Little Harbor, Santa Catalina Island. 91 Comment
  RSA654565  Crossosoma californicum Pam De Vries 1996-4-7 4 Los Angeles City of Rancho Palos Verdes, 0.25 mi N of jct of Forrestal Dr. and Pirate Dr. off main trail into Quarry Bowl. Comment
  RSA85073  Crossosoma californicum F. W. Peirson 1923-4-11 3444 Los Angeles In canyon below farm buildings at Eagle Ranch, San Clemente Island Comment
  SBBG30359  Crossosoma californicum R. N. Philbrick with M. L. Long 1968-2-23 B 68 -7 Los Angeles Little Fisherman Cove Comment
  SBBG38889  Crossosoma californicum M. Van Rensselaer 1937-7-1 Los Angeles Santa Catalina Island Comment
  SBBG95406  Crossosoma californicum M. B. Dunkle 1928-5-13 1942 Los Angeles Coach Rd, Wishbone Loop Comment
  RSA394832B  Croton californicus D. Koutnik 1978-4-28 419 Los Angeles Point Dume near Zuma Beach. 46 Comment
  RSA609611  Croton californicus L. C. Wheeler 1974-4-4 s.n. Los Angeles West end of Los Angeles International Airport. 60 Comment
  RSA673607  Croton californicus LeRoy Gross, Steve Fischer, Gary Wallace, et al. 2002-12-7 679 Los Angeles Limekiln Canyon. 518 Comment
  UCR228738  Croton californicus Jeremiah George 2011-6-20 s.n. Los Angeles South Coast, Palos Verdes Estates, just east of junction of Palos Verdes Dr. North and Pso del Campo 92 Comment
  SBBG131695  Crypsis vaginiflora S. A. Junak 1999-9-11 SCa 1098 Los Angeles W side of upper Buffalo Springs reservoir 432 Comment
  RSA549556  Cryptantha barbigera Tim Ross 1992-4-4 6068 Los Angeles Three Sisters: SW Mojave Desert, 1 mile SE of Black Butte, middle butte of the three. 970 Comment
  PASA1979  Cryptantha circumscissa Frank W. Peirson 1919-5-10 Los Angeles Arraster Creek, San Gabriel Mts. 838 Comment
  RSA0135652  Cryptantha circumscissa David E. Bramlet 2016-6-2 5308 Los Angeles Mt. Emma Road, 3,900 ft. northeast of Angeles Forest Highway, 6,000 ft. east of Kentucky Springs & 3,640 ft. south of BP&L Road. Northwest facing slope of Mt. Emma. 1209 Comment
  RSA600015  Cryptantha circumscissa Steve Boyd, Lauren Raz 1997-5-29 9928 Los Angeles Liebre Mountains region: North base of Portal Ridge, north of the San Andreas Rift Zone at the edge of the Antelope Valley, upper mouth of Cow Spring Canyon along the Pacific Crest Trail. 1127 Comment
  RSA771548  Cryptantha circumscissa R. G. Swinney 2009-5-28 10956 Los Angeles Sulphur Springs Campground, South Fork of Little Rock Creek. 1585 Comment
  CAS-BOT-BC189519  Cryptantha circumscissa var. circumscissa 1906-6-15 6691 Los Angeles Summit, Mount Wilson 1828 Comment
  LA204177  Cryptantha circumscissa var. circumscissa Carl Epling; May 1925 sn Los Angeles Mint Canon Comment
  RSA0031373  Cryptantha clevelandii Steve Boyd, Lauren Raz 1997-5-29 9905 Los Angeles Liebre Mountains region: Portal Ridge, north of the San Andreas Rift Zone, in the Cow Spring drainage along the Pacific Crest Trail., Near 34 deg 44' 32.7''N 118 deg 38' 27.8''W 1158 Comment
  UCR190013  Cryptantha clevelandii R. G. Swinney 1998-7-30 6596 Los Angeles San Gabriel Mtns., lowest large waterfall in Spruce Canyon, a tributary from the west of San Antonio Canyon 976 Comment
  RSA0031376  Cryptantha clevelandii Robert F. Thorne, M. Z. Thorne 1966-5-31 36417 Los Angeles Santa Catalina Island: Fern Canyon, W of Orizaba Mountains. 229 Comment
  RSA777620  Cryptantha clokeyi Orlando Mistretta, Christine Mistretta 2010-5-20 5147 Los Angeles Slopes W of Angeles Forest Hwy, about 0.6 miles N of jct. with Aliso Cyn Rd. 1189 Comment
  RSA599607  Cryptantha corollata Steve Boyd, Lauren Raz 1997-4-16 9501 Los Angeles Liebre Mountains region: Lower Apple Canyon, due east of the confluence of Canada de Los Alamos (Lower Hungry Valley) and Peace Valley and Interstate 5. 853 Comment
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Apr 29 2008
  UC78714  Cryptantha flaccida T. S. Brandegee May 1889 Los Angeles Saugus Comment
  POM368252  Cryptantha intermedia A. Menke 1955-3-26 s.n. Los Angeles Point Dume. Comment
  SBBG63824  Cryptantha intermedia R. Hoffmann 1929-4-26 Los Angeles near Castaic, Soledad Cyn Comment
  SD217244  Cryptantha intermedia Steve Boyd, Tim Ross and Laurel Arnseth 1990-4-8 4363 Los Angeles San Clemente Island; east side of island, near Malo Point, third canyon south of Bryce Canyon. Comment
  SFV20991  Cryptantha intermedia L. Gross, V. Soza 2003-5-15 900 Los Angeles Verdugo Mountains Northwest side of Verdugo 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 came back down into a small canyon at the end of Elben Place just east of where started. Gentle, east-facing slope near ridgetop on south-facing side of ridge line. 396 Comment
  UCR219910  Cryptantha intermedia R. G. Swinney, Jane Strong 2009-4-21 10416 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
  UC78533  Cryptantha intermedia Rev. J. C. Nevin Los Angeles San Fernando Mts. Comment
  UCR280885  Cryptantha micrantha var. micrantha R. G. Swinney 2014-5-7 16407 Los Angeles San Gabriel Mountains, east of Valyermo, east end of Holcomb Ridge, 0.35-0.45 miles north of Panorama Rd., 2.5 road miles east of Bob's Gap Road, in north-south arroyo cutting through Holcomb Ridge 1366 Comment
  RSA0088153  Cryptantha microstachys R. G. Swinney 2010-8-30 13610 Los Angeles East Fork Big Santa Anita Canyon from confluence with Big Santa Anita Canyon bottom/Gabrieleno Trail to 0.5 mi. upstream. 595 Comment
  RSA191111  Cryptantha microstachys R. F. Thorne, M. Z. Thorne 1967-6-25 37076 Los Angeles Along fire-road between Cobal and Evey Canyons 732 Comment
  POM368245  Cryptantha muricata T. S. Clare 1929-4-11 s.n. Los Angeles Verdugo Hills 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
  SBBG119335  Cryptantha muricata S. D. White with K. Hughes 2000-5-16 7855 Los Angeles foothills near Acton, Arrastre Cyn 976 Comment
  RSA0078896  Cryptantha muricata var. denticulata T. S. Ross, Peter W. Fritsch, Steve D. Boyd, Orlando Mistretta 1990-6-22 3759 Los Angeles San Gabriel Mountains, Pinyon Ridge: Western half of ridge, between upper Little Rock Creek and San Andreas Rift Zone 1707 Comment
  SBBG63810  Cryptantha muricata var. jonesii R. Hoffmann 1927-6-14 Los Angeles Pine Cyn Comment
  RSA0079344  Cryptantha muricata var. jonesii Orlando Mistretta 1992-5-21 370 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  RSA0079345  Cryptantha muricata var. jonesii George B. Grant 1906-6-19 s.n. Los Angeles Summit of Mt. Wilson. 1828 Comment
  RSA0079550  Cryptantha muricata var. muricata Scott D. White, Kent Hughes 2000-5-16 7855 Los Angeles San Gabriel Mts.: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  RSA0103649  Cryptantha muricata var. muricata R. G. Swinney 2011-6-14 15108 Los Angeles San Gabriel Mountains: Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1772 Comment
  UCR271142  Cryptantha muricata var. muricata R. G. Swinney 2011-6-14 15108 Los Angeles San Gabriel Mountains, Vetter Mt. Lookout tower, 1.3 air-miles west of Charlton Flat entrance at Angeles Crest Hwy 1802 Comment
  SEINET9119024  Cryptantha muricata var. muricata R. Ferber 1991-1 910528 Los Angeles San Rafael Hills, above Padre's Trail. Especially abundant on ridge line near cross. Comment
  SD240923  Cryptantha nevadensis var. rigida Dave Silverman, Jeff Harvis & Colleen Martin 2010-5-19 8015 Los Angeles Antelope Valley, north of Lancaster, 75 m west of Sierra Highway, 500 m north of Avenue F. 701 Comment
  RSA756180  Cryptantha nevadensis var. rigida Orlando Mistretta 2008-4-3 2267 -a Los Angeles Transverse Ranges; Liebre Mountains region: Southern California Edison transmission line tower (Segment 5, Structure 62, per TRTP survey 2008) just North of State Hwy 14 in the vicinity of Soledad Pass Comment
  RSA0113684  Cryptantha oxygona LeRoy Gross, Joy England, Naomi Fraga 2016-4-21 7543 Los Angeles Arrastre Canyon. Started near mouth of canyon, near 34.44397N 118.20032W. Ended on top of a small knoll, near 34.43011N 118.18667W. 804 Comment
  UC1929547  Cryptantha oxygona Valerie Soza, Naomi Fraga, Aydee Virgen 2003-6-16 1677 Los Angeles Transverse Ranges; San Gabriel Mountains region; Western extension of Waterman Mountain, along Waterman Mountain trail 10W04 from approximatly 0.75 to 2.5 miles ESE from Three Points trailhead. Comment
  RSA0078946  Cryptantha pterocarya var. pterocarya Roy R. Snelling 1977-4-18 5 Los Angeles 2 miles south of Pearblossom 1066 Comment
  UCR190785  Cryptantha pterocarya var. pterocarya R. G. Swinney 2001-4-18 7920 Los Angeles San Gabriel Mtns./Mojave Desert, Valyermo area, Bobs Gap near Lime Kiln ruins on east side of road 1244 Comment
  UCR223039  Cryptantha pterocarya var. pterocarya R. G. Swinney 2009-5-6 10676 Los Angeles Transverse Range; San Gabriel Mtns./Western Mojave Desert, Carr Canyon, 0.4-1.5 miles SE of Mt. Emma Rd., upper south fork of Carr Cyn. 1085 Comment
  UCR258739  Cryptantha pterocarya var. pterocarya R. G. Swinney 2010-5-19 12815 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
  POM78954  Cryptantha simulans I. M. Johnston 1925-7-8 5298 Los Angeles Middle Fork Bear Creek along Lookout Trail. 2011 Comment
  UCR141735  Cryptantha utahensis L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mtns., Mill Canyon off Soledad Canyon 732 Comment
  RSA596035  Cucurbita foetidissima T. S. Ross, J. Mark Porter 1995-5-4 8453 Los Angeles Texas Canyon: ca 1.9 road miles NE of Bouquet Canyon Road. 555 Comment
  RSA726864  Cupressus forbesii Steve Boyd 2004-4-15 10899 Los Angeles Rowher Flats area, near off-highway vehicle staging areas at end of Angeles National Forest road 5N14. Comment
  RSA0051642  Cuscuta A. L. Haines 1951-04 s.n. Los Angeles Chatsworth Hills. 304 Comment
  RSA0081772  Cuscuta californica R. G. Swinney 2010-6-23 13323 Los Angeles Big Tujunga Ponds (Wildlife Sanctuary) Natural Area, c. 200 meters west of I-210 Fwy., at the far east end of the Hansen Dam Basin. 341 Comment
  CHSC95477  Cuscuta pentagona LeRoy Gross; Wayne Law 2000-8-8 253 Los Angeles Big Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. 324 Comment
  RSA550436  Cuscuta subinclusa T. S. Ross 1992-7-10 6647 Los Angeles Big Tujunga Canyon, between Coldwater and Wickiup Canyons; northeasterly slope on S side of creek 970 Comment
  RSA79251  Cycladenia humilis var. venusta Robert C. Frampton 1952-6-28 17295 Los Angeles south slope Mt. (''Baldy'') San Antonio 2621 Comment
  UCR280749  Cylindropuntia echinocarpa R. G. Swinney 2014-4-23 16166 Los Angeles San Gabriel Mountains/Mojave Desert, east of Valyermo, 3.1 miles south of Hwy. 138 on Bobs Gap Rd. (165th St. E), 100-400 m. west of 165th St., north slopes of Holcomb Ridge, extreme north foot of mountains 1256 Comment
  SBBG13325  Cylindropuntia prolifera E. R. Blakley 1962-6-10 5239 Los Angeles above and N of Seal Cove 60 Comment
  RSA534145  Cynodon dactylon Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5072 Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  SEINET10515372  Cynodon dactylon G. B. Grant 1904-5-10 Grant 133 Los Angeles Collected at Pasadena, southern California. Not poisoned. Bermuda Grass. Comment
  RSA0115097  Cyperus eragrostis Steven A. Junak 2000-7-1 SCa- 1369 Los Angeles Santa Catalina Island. At NW side of reservoir. 329 Comment
  LA15026  Cyperus esculentus var. leptostachyus Louis Wheeler; 1932-9-19 1397 Los Angeles 121 Comment
  RSA610009  Cyperus niger var. capitatus L. C. Wheeler 1933-10-20 2187 Los Angeles San Gabriel River. 70 Comment
  SD252217  Cyperus odoratus Steven A. Junak 2000-10-12 Sca 1409 Los Angeles Santa Catalina Island. On N side of Thompson Reservoir. 195 Comment
  RSA92300  Cyperus virens F. W. Peirson 1918-4-28 1609 Los Angeles Southeast of El Monte. Comment
  PASA1857  Cystopteris fragilis Margaret Stason 1931-6-13 Los Angeles Buckhorn Flats, San Gabriel Mts. Comment
  UCR190046  Cystopteris fragilis R. G. Swinney 1998-10-3 6996 Los Angeles San Gabriel Mtns, upper Fish Fork San Gabriel River, c. 1/2 mile east (upstream) from Upper Fish Fork Campground, tributary from N side of San Antonio Ridge 1939 Comment
  RSA702179  Cytisus striatus Scott D. White 2004-8-20 10735 Los Angeles San Gabriel Mountains: Upper Big Tujunga Canyon. West of Upper Big Tujunga Cyn Rd, ca. 2 air miles N of jtn w/ Angeles Crest Hwy. 1067 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
  RSA594662  Datura wrightii Louis C. Wheeler 1967-7-30 10244 Los Angeles San Gabriel Mountains. Big Tujunga wash. 427 Comment
  SBBG53240  Daucus pusillus S. A. Junak 1978-4-15 SCa 47 Los Angeles E side of ridge just W of Isthmus Cove Comment
  UC1234781  Daucus pusillus Peter H. Raven 1962-5-22 17824 Los Angeles open grassland beyond Emerald Bay (Santa Catalina Isl.); Santa Catalina Isl. 121 Comment
  SD112008  Deinandra clementina Betsy Carpenter, Linda Allen 1975-3-21 Los Angeles Santa Catalina Island; Little Harbor. Comment
  UC187711  Deinandra clementina Katharine Brandegee May 17 1916-May 25 1916 Los Angeles near the isthmus Santa Catalina Island Comment
  UC303078  Deinandra clementina T. Minthorn 1920-7-1 Los Angeles near Avalon; Catalina Island Comment
  UC1980265  Deinandra minthornii Naomi Fraga, Duncan Bell 2009-10-15 3158 Los Angeles Transverse Ranges; Santa Susana Mountains region: Simi Hills. North slope of Simi Peak. Comment
  CAS-BOT-BC9100  Delphinium cardinale LeRoy Abrams 1917-7-7 6611 Los Angeles Laurel Canon, Santa Monica Mountains Comment
  CAS-BOT-BC7964  Delphinium parishii subsp. parishii H. M. Hall 1900-6-1 1462 Los Angeles San Antonio Mountains, Lytle Creek Canyon 1676 Comment
  SBBG126933  Delphinium parishii subsp. parishii A. Parikh, N. Gale 2011-6-6 3415 Los Angeles 5.5 km W of St Hwy 14, 2.1 km SW of California Aqueduct; Sierra Pelona, Liebre Mtns 1142 Comment
  POM147680  Delphinium parryi Marcus E. Jones 1927-5-29 s.n. Los Angeles Isthmus, Catalina Island. Comment
  POM156  Delphinium parryi P. A. Munz 1918-5-16 2255 Los Angeles Claremont. Comment
  LA38193  Delphinium parryi subsp. parryi Mehlquist; Wyckoff 391 Los Angeles 312 Comment
  RSA490037  Delphinium patens subsp. hepaticoideum Anstruther Davidson 1892-06 s.n. Los Angeles Altadena. Comment
  CAS-BOT-BC116418  Delphinium patens subsp. hepaticoideum George B. Grant 1901-1-1 277 Los Angeles From Sierra Madre Mts., S. Cal., 914 Comment
  CAS-BOT-BC82821  Dendromecon harfordii Carl B. Wolf 1932-10-5 4227 Los Angeles Santa Catalina Island, 1/3 mile from Black Jack Mine on road to Middle Ranch. 457 Comment
  UC792946  Dendromecon harfordii Reid Moran 1949-2-7 3150 Los Angeles Johnson's Cove Catalina Island (ne slope) Comment
  RSA433221  Dendromecon rigida H. Wells 1968-3-17 12 Los Angeles Angeles Natl. Forest. 7.5 miles north northeast junction of State Hwy. 118 and State Hwy. 2, on Angeles Crest Hwy. 976 Comment
  UC112875  Dendromecon rigida C. F. Baker 1904-4-4 4150 Los Angeles Claremont Comment
  UC1871138  Dendromecon rigida T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4863 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
  RSA229070  Deschampsia danthonioides R. F. Thorne, C. W. Tiforth 1971-6-30 40794 Los Angeles Angeles National Forest: S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area 1555 Comment
  RSA781296  Deschampsia danthonioides R. G. Swinney 2009-7-22 11369 Los Angeles Sulphur Spring Campground, on South Fork Little Rock Creek 1585 Comment
  RSA595110  Descurainia pinnata Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8584 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along spur leading off along steep ridgeline west of Angeles National Forest Road 8N01, at a point 7.0 road miles from jtn with 8N05. 1204 Comment
  SEINET12005373  Descurainia pinnata subsp. halictorum Unknown 1945-1 s.n. Los Angeles Pasadena Comment
  CAS-BOT-BC43426  Descurainia sophia Barbara T. Keller 1974-4-28 1237 Los Angeles Mojave Desert. Just west of the town of Littlerock. Comment
  UCD114785  Descurainia sophia M. Halperin 1931-4-1 2180 Los Angeles Lancaster. Comment
  CAS-BOT-BC402267  Dicentra chrysantha Le Roy Abrams; E. A. McGregor 1908-6-19 384 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  SEINET3245636  Dicentra chrysantha R. G. Swinney 2009-1 11290 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, on east side of main channel, 1 mi. north of Foothill Blvd. on east side of El Encanto Parkway (Azusa 7.5') 194 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
  CAS-BOT-BC224615  Dichondra occidentalis Robert F. Thorne; P. Everett 1965-6-24 35020 Los Angeles Santa Catalina Island: Rancho Escondido, Escondido Canyon 213 Comment
  RSA0062640  Digitaria sanguinalis A. E. Hersh 1950-7-10 s.n. Los Angeles Garden, 4111 Wade Street, Venice. 30 Comment
  SBBG96777  Diplacus X australis T. Ross 1990-6-6 2858 Los Angeles Green Valley Pasture, in Francisquito Cyn 926 Comment
  SJSU2477  Diplacus aurantiacus A. L. Horton 1961-5-14 28 Los Angeles Eagle Rock Hills, Los Angeles Comment
  CHSC57230  Diplacus johnstonii David M. Thompson 1988-5-26 916 Los Angeles San Gabriel Mts. 3.0 mi SE of Valyermo-Big Pines road along Big Rock Creek Road, NE side of road. 1389 Comment
  CAS-BOT-BC150669  Diplacus longiflorus C. G. Pringle May 21 252 Los Angeles Newhall Comment
  SBBG127032  Diplacus longiflorus A. Parikh, N. Gale 2011-6-10 3437 Los Angeles S of Kentucky Springs Cyn, 0.8 km W of Angeles Forest Hwy, 1.8 km N of Aliso Cyn Rd; San Gabriel Mtns 1245 Comment
  SBBG31496  Diplacus puniceus R. M. Beauchamp 1967-3-20 342 Los Angeles above Beach Rd, S of Avalon Comment
  SBBG12195  Distichlis spicata P. H. Raven 1962-4-11 17257 Los Angeles beach W of Wall 2 6 Comment
  UCD64168  Distichlis spicata Beecher Crampton 1955-4-28 2725 Los Angeles Old State Hwy. 138, 7.5 miles west Lancaster. Comment
  SEINET10558210  Distichlis spicata var. stolonifera Delzie Demaree 1933-4-30 Demaree 10369 Los Angeles Old fields near dunes, Playa del Rey. Comment
  RSA530778  Dithyrea maritima G. J. Hollenberg 1928-7-30 s.n. Los Angeles El Segundo. Comment
  RSA188119  Dodecatheon clevelandii subsp. insulare Robert F. Thorne, Percy C. Everett 1965-6-22 34904 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road 183 Comment
  POM199542  Dodecatheon clevelandii subsp. patulum I. W. Clokey, Bonnie C. Templeton 1929-03 4516 Los Angeles Mandeville Canyon, Santa Monica Mountains. 250 Comment
  RSA250518  Dodecatheon redolens Robert F. Thorne, John Dourley 1967-10-10 37352 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  RSA250554  Dodecatheon redolens Robert F. Thorne, John Dourley 1967-10-3 37280 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  JEPS22780  Drymocallis cuneifolia var. ewanii Rimo Bacigalupi with Reino Alava 1958-7-20 6437 Los Angeles along Angeles Crest Highway (Calif. No. 2) one-half mi se Dawson Saddle (headwaters of Dorr Canyon, n slopes of Throop Peak, San Gabriel Mts.); San Gabriel Mts., headwaters of Dorr Canyon, Throop Pk 2377 Comment
  UCR256266  Drymocallis cuneifolia var. ewanii R. G. Swinney 2010-10-13 14043 Los Angeles San Gabriel Mountains, Lily Spring, within 100 meters of main spring 2454 Comment
  CAS-BOT-BC527329  Drymocallis glandulosa var. reflexa I. M. Johnston 1918-7-6 2068 Los Angeles Prairie Fork San Gabriel River, San Antonio Mountains 1981 Comment
  POM624  Drymocallis glandulosa var. wrangelliana O. W. Robinson 1916-5-7 s.n. Los Angeles Johnson's Pastures, near Claremont. Comment
  CAS-BOT-BC67937  Dryopteris arguta Timothy S. Ross; Steve Boyd 1995-6-28 8648 Los Angeles Liebre Mountains - Lower Red Fox Canyon near its confluence with Elizabeth Lake Canyon. Burnt Peak 7.5' USGS Quad. 737 Comment
  LA82518  Dryopteris arguta O. H. Kappler; 1941-3-9 107 Los Angeles Santa Monica Mountains, W-fork Las Trancas (Rattlesnake) Canyon, N slope 365 Comment
  POM8268  Dryopteris arguta P. A. Munz 1920-5-17 3973 Los Angeles Topanga Canyon, Santa Monica Mountains 152 Comment
  RSA226252  Dryopteris arguta Gary D. Cromwell, David W. Wheat 1971-4-21 570 Los Angeles Mystic Canyon, Angeles National Forest, San Gabriel Mtms. 2 mi. NE of Glendora. East side of canyon, about 2 m. above creek bed. Comment
  RSA649989  Dryopteris arguta Donald A. Job 1949-1-29 s.n. Los Angeles San Dimas. 290 Comment
  UC1543923  Dudleya cymosa subsp. ovatifolia Peter H. Raven and David Verity 1960-5-7 15325 Los Angeles Arroyo Sequit Santa Monica Mtns 243 Comment
  RSA674840  Dudleya cymosa subsp. pumila Scott D. White, Kent Hughes 2000-5-16 7834 Los Angeles San Gabriel Mountains: Northern foothills near Acton. Bajada slopes and unnamed ephemeral tributaries to Arrastre Cyn. 976 Comment
  SD132746  Dudleya hassei James C. Dice, Michael Donoghue and Terry Martin 1983-5-20 347 Los Angeles Santa Catalina Island, Hamilton Cove, on slope above the road to beach. 60 Comment
  SEINET10907130  Dudleya hassei Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4768 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  UCR194008  Dudleya lanceolata R. G. Swinney 1998-8-17 6768 Los Angeles San Gabriel Mtns., upper Coldwater Canyon at NE end of Heaton Flat Trail 1372 Comment
  CAS-BOT-BC428407  Dudleya lanceolata K. Nakai 1978-5-4 376 Los Angeles Santa Monica Mountains, Santa Ynez Cyn. 2286 Comment
  UC1174778  Dudleya multicaulis P. C. Everett and E. K. Balls 1960-5-6 24107 Los Angeles s side Gladstone Rd (Way Hill); San Dimas Comment
  SDSU5755  Dudleya virens Jim Dice, Michael Donoghue & Terry Martin 1983-6-7 350 Los Angeles Palos Verdes Hills, southeast edge of Portuguese Bend, ca. 0.6 km. south of Palos Verdes Drive South, on cliff above ocean. 23 Comment
  RSA534964  Dudleya virens subsp. insularis M. B. Dunkle 1931-4-22 2466 Los Angeles Santa Catalina Island: Little Harbor Comment
  RSA601150  Echinochloa crus-galli L. C. Wheeler 1966-9-6 8873 Los Angeles San Gabriel Mountains, Angeles National Forest: Little Rock Reservoir Comment
  UCR219907  Echinochloa crus-galli R. G. Swinney, Jane Strong 2009-4-21 10413 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
  LA211254  Eclipta prostrata Arthur C. Gibson; Tarja Sagar 2004-9-21 5196 Los Angeles SANTA MONICA MOUNTAINS, Malibu Creek State Park, along Malibu Creek. Comment
  RSA511329  Ehrharta calycina A. C. Sanders 1988-5-18 7849 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport and E of Vista Del Mar Blvd. Comment
  RSA187815  Elatine californica R. F. Thorne 1966-4-6 35898 Los Angeles Santa Catalina Island: below Catalina Airport 436 Comment
  SBBG122060  Eleocharis macrostachya A. Parikh, N. Gale 2003-5-24 740 Los Angeles Plum Cyn, 1.6 km SW of Cruzan Mesa, 2.8 km W of Sierra Hwy 570 Comment
  RSA365445  Eleocharis montevidensis var. montevidensis Robert Gustafson 1981-4-29 2231 Los Angeles Ballona Wetlands, Area 2. Comment
  RSA605021  Eleocharis parishii L. C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: Foot of Holiday Hill Ski Lift. 1997 Comment
  IRVC27983  Elymus condensatus A. C. Sanders, Tricia Wotipka, Mark A. Elvin, et al. 2003-4-28 26118 Los Angeles Castaic Mesa, Newhall Ranch, north of the filtration plant along a dirt track near the crest of the hills, east of and above Lake Hughes Rd., near Castaic Lake dam Western San Gabriel Mtns. 488 Comment
  UCR270024  Elymus elymoides R. G. Swinney 2010-6-1 13097 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  RSA755973  Elymus elymoides subsp. elymoides Orlando Mistretta, Christine Mistretta 2008-4-12 2417 Los Angeles San Gabriel Mountains region: Southern California transmission line tower (Segment 6, structure 5 per TRTP survey 2008), vicinity of Aliso Cyn, W of the Angeles Forest Hwy. 1096 Comment
  SEINET6082083  Elymus glaucus Unknown 1948-6-17 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
  POM222281  Elymus glaucus subsp. glaucus L. C. Wheeler 1936-6-21 4162 Los Angeles W Fork Palmer Canyon, San Gabriel Mountains. 701 Comment
  UCR271155  Elymus hispidus R. G. Swinney 2011-7-8 15509 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), the middle elevation (& smallest ) of three natural depressions at the north base of Strawberry Peak 1183 Comment
  UCR273288  Elymus hispidus R. G. Swinney 2011-5-19 14792 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), near entrance gate to camp, 0.54 miles at 84 deg. SSE of jct. of Colby Ranch Rd. and FS Rd. 3N19, upper Colby Cyn. 1018 Comment
  SBBG59344  Elymus multisetus R. Hoffmann 1932-4-27 Los Angeles Lancaster Comment
  SEINET10940987  Elymus stebbinsii subsp. septentrionalis Louis C. Wheeler 1936-6-12 Wheeler 4153 Los Angeles Dry semi-shady canyon side Monroe Canyon, San Gabriel Mts. 549 Comment
  SD260253  Emmenanthe penduliflora R. G. Swinney 2010-5-19 12829 Los Angeles San Gabriel Mountains/Western Mojave Desert Oracle Hill summit, abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just W of Angeles Nat. Forest boundary, 2.05 air miles due E of Angeles Forest Hwy., 0.8 mi. due W of Mt Emma Rd. 1335 Comment
  UC1871131  Emmenanthe penduliflora T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4808 Los Angeles Transverse Ranges; Liebre Mountains region; Parker Mountain and ridge to 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
  RSA401547  Emmenanthe penduliflora var. penduliflora Fordyce Grinnell Jr. 1910-06 3151 Los Angeles Switzers Trail. San Gabriel Moutains. Comment
  CAS-BOT-BC131195  Encelia californica Le Roy Abrams 1901-4-11 1486 Los Angeles Santa Monica Mts., Santa Monica [Canon] Canyon Comment
  SBBG128270  Encelia californica D. Kasang, S. Lawrence-Gomez, A. Cheung, M. Zou, S. Ratay 2011-7-1 4 Los Angeles Deer Valley Trail 4 Comment
  RSA0035462  Encelia californica Roxanne Smith 1991-5-5 14 Los Angeles Hills southeast of Golden Springs and Diamond Bar Blvd. 1/4 mi. north of intersection Clear Crk. Cyn. Road and Steep Cyn. Road. Comment
  UCR213582  Encelia farinosa A. C. Sanders, Karen Kirtland 2010-5-7 38340 Los Angeles South Coast, Palos Verdes Peninsula, south of Palos Verdes Dr. South, Rancho Palos Verdes near Los Angeles city boundary 104 Comment
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Mar 15 2016
  SEINET7837722  Encelia farinosa Unknown 1973-5-16 Los Angeles San Gabriel Mountains. Mouth of Van Tassel Canyon. Comment
  RSA597978  Ephedra viridis L. C. Wheeler 1970-3-28 s.n. Los Angeles Liebre Mountains. 1 mi. south of Ravenna, Father Garrett's Boys Ranch 793 Comment
  SBBG56464  Ephedra viridis R. Hoffmann 1929-5-19 Los Angeles Valyermo, Big Rock Crk Comment
  POM214396  Epilobium canum subsp. canum Louis C. Wheeler 1931-11-11 342 Los Angeles N side of Santa Monica Mountains; near Girard. 427 Comment
  RSA588446  Epilobium canum subsp. canum M. B. Dunkle 1939-11-24 7340 Los Angeles San Clemente Island. Canyon head, Mosquito Summit. Comment
  CAS-BOT-BC171923  Epilobium canum subsp. latifolium Louis C. Wheeler 1931-9-20 153 Los Angeles Barrett Canyon, off San Antonio Canyon, San Gabriel Mts. 1310 Comment
  RSA448497  Epilobium ciliatum Anstruther Davidson 1892-09 563 Los Angeles Los Angeles. Comment
  POM50080  Epilobium ciliatum subsp. ciliatum L. R. Abrams 1901-6-11 1745 Los Angeles New River near Long Beach. Comment
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Jan 5 2016
  SBBG60228  Epilobium ciliatum subsp. watsonii M. N. Ackley -Oct-1925 737 Los Angeles Los Angeles River, Glendale 91 Comment
  RSA250376  Epilobium glaberrimum Robert F. Thorne, John Dourley 1967-10-3 37284 Los Angeles Mt. Baden-Powell: Lamel Spring 2378 Comment
  RSA568561  Epipactis gigantea George Henry Grinnell 1932-5-28 s.n. Los Angeles Santa Monica. Comment
  RSA568764  Epipactis gigantea George Henry Grinnell 1939-5-31 s.n. Los Angeles Los Angeles. Comment
  RSA569182  Epipactis gigantea Bonnie C. Templeton 1936-5-18 5665 Los Angeles San Gabrie1 Canyon, 1/2 mile below dam. [San Gabriel Mounntains]. Comment
  RSA607564  Epipactis gigantea Louis C. Wheeler 1964-5-24 8475 Los Angeles San Gabriel Mountains: 0.25 mile inside mouth of San Gabriel Canyon. Comment
  SDSU1969  Equisetum hyemale subsp. affine J. Godsil 1952-4-28 214 Los Angeles Little Dalton Canyon, above Glendora. 366 Comment
  RSA244908  Equisetum laevigatum F. R. Fosberg 1931-4-15 R 90 Los Angeles Santa Catalina Island. Eagle's Nest, Middle Ranch Canyon. 180 Comment
  CAS-BOT-BC57314  Equisetum laevigatum Rev. J. C. N? 1904-1-1 s.n. Los Angeles Los Angles River Comment
  OBI1021  Equisetum laevigatum L. L. Kiefer 1962-9-23 205 Los Angeles Santa Monica Mtns., Malibu Cyn., ca. 2 miles from coast 305 Comment
  POM959  Equisetum laevigatum I. M. Johnston 1917-5-13 27 Q Los Angeles El Monte 106 Comment
  RSA0115812  Equisetum telmateia subsp. braunii Steven A. Junak 1999-9-10 SCa- 1096 Los Angeles Santa Catalina Island. Middle Ranch Canyon, inland from Ben Weston Beach (Mills Landing). 91 Comment
  RSA684716  Equisetum telmateia var. braunii A. Nicholeon 1933-5-7 18144 Los Angeles Malibu Canyon Comment
  UCR275346  Eragrostis Jeremiah George 2011-6-5 s.n. Los Angeles South Coast, Torrance, behind (east of) Bishop Montgomery High School, south of Torrance Blvd. and west of Palos Verdes Blvd. 21 Comment
  UCR138530  Eragrostis curvula var. curvula L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mtns, divide between Oak Spring Canyon and Cottonwood Canyon, off Little Tujunga Canyon 823 Comment
  CAS-BOT-BC213597  Eragrostis mexicana subsp. mexicana A. J. McClatchie 189_ s.n. Los Angeles Pasadena Comment
  CDA2076  Eragrostis minor R. G. Howell 1965-6-28 Los Angeles Newhall Avenue, Saugus. 0 Comment
  POM257622  Eragrostis pectinacea var. pectinacea L. C. Wheeler 1933-12-24 2336 Los Angeles San Dimas Canyon Dam, San Gabriel Mountains 427 Comment
  UCD33022  Eragrostis pectinacea var. pectinacea Beecher Crampton 1965-10-27 7592 Los Angeles Los Angeles County, ca. 2.6 miles S.W. of Saugus, US Hwy. 99. Comment
  UC75422  Eremocarpus setiger C. F. Baker 1903-8-1 3445 Los Angeles Claremont Comment
  CAS-BOT-BC162972  Eremothera boothii subsp. decorticans A. Davidson 1906-6-1 1605 Los Angeles By Rock Creek Comment
  CAS-BOT-BC162888  Eremothera boothii subsp. desertorum E. R. Blakley 1957-5-21 B 2172 Los Angeles One mile west of Littlerock on Calif. Hwy 138 877 Comment
  UCR193668  Eriastrum R. G. Swinney 1999-6-28 7423 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, near old [abandoned] homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  RSA0104862  Eriastrum densifolium subsp. austromontanum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 3961 Los Angeles Liebre Mtn: southerly slopes to the S and SW of the West Summit and ridge to its W., (West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10) 1390 Comment
  UC1787315  Eriastrum densifolium subsp. densifolium Mark S. Brunell 1993-7-14 136 Los Angeles Western San Gabriel Mountains: southern mouth of Bee Canyon, ca. 250m SW of Antelope Valley Fwy (Hwy 14), immediately adjacent to north side of Soledad Canyon Road and further up wash several hundred meters 548 Comment
  RSA0120066  Eriastrum eremicum subsp. eremicum H. E. Hasse 1906-6-1 s.n. Los Angeles Big Rock Creek. Comment
  RSA584590  Eriastrum filifolium T. S. Ross, S. D. Boyd 1993-5-23 7251 Los Angeles Lower, easterly ridge of Red Mountain, ca 700-840 m SE of the saddle between Ruby and Clearwater Canyons. 939 Comment
  UC56438  Eriastrum sapphirinum H. P. Chandler 1902-6-3 2006 Los Angeles near Cahuenga Peak; Brush Canyon Comment
  UC880227  Eriastrum sapphirinum L. R. Abrams 1917-7-7 6612 Los Angeles Laurel Canyon Santa Monica Mts. Comment
  CAS-BOT-BC514968  Eriastrum sapphirinum subsp. dasyanthum Cecil Hart 1920-5-18 s.n. Los Angeles Pasadena Comment
  RSA0121280  Eriastrum sapphirinum subsp. dasyanthum Joseph M. Keefe 1978-6-4 23333 Los Angeles Verdugo Mountains: 100 m east of Cafeteria, Glendale College, 1500 North Verdugo Road, Glendale, San Rafael Mountains. 287 Comment
  RSA0121298  Eriastrum sapphirinum subsp. dasyanthum Thos. Craig 1927-11-24 529 Los Angeles Indian Hill, Claremont. Comment
  RSA0121299  Eriastrum sapphirinum subsp. dasyanthum Muriel F. Wheeler 1938-6-13 860 Los Angeles San Dimas Wash, 0.5 mile northeast of San Dimas County Park 350 Comment
  RSA0122873  Eriastrum sapphirinum subsp. dasyanthum Joseph A. Ewan 1929-5-25 3480 Los Angeles Above Providencio Rancho, Santa Monica Mountains. Comment
  RSA0122876  Eriastrum sapphirinum subsp. dasyanthum Edwin Kline 1924-6-22 s.n. Los Angeles Mt. Wilson Comment
  SBBG58333  Eriastrum sparsiflorum unknown -Jun-1895 Los Angeles Lancaster Comment
  RSA773807  Ericameria cooperi R. G. Swinney 2009-6-17 11188 Los Angeles Ridge north of Big Pine Hwy and Shoemaker Canyon, 1.2 air miles east of Big Rock Creek Rd. 1372 Comment
  SBBG62602  Ericameria cuneata C. M. Hoak, M. N. Ackley 1930-12-7 195 Los Angeles Big Tujunga Lake 609 Comment
  RSA589266  Ericameria cuneata var. spathulata Timothy S. Ross 1991-4-28 4763 Los Angeles Adobe Mountain: southwesterly extension of the mountain. 926 Comment
  POM359353  Ericameria ericoides var. ericoides L. E. Hoffman 1932-8-18 s.n. Los Angeles El Segundo. Comment
  RSA316365  Ericameria linearifolia R. F. Thorne, Walter Wisura, Suzanne Granger, Pamela Burton 1982-4-20 54991 Los Angeles 2.5 miles S of Llano 1158 Comment
  RSA570200  Ericameria linearifolia Timothy S. Ross, Steve Boyd, L. Arnseth 1991-4-30 5038 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash 841 Comment
  RSA655934  Ericameria linearifolia James Henrickson 2000-4-15 20681 Los Angeles Ca. 1 mi SE of Newhall in Whitney Canyon SE of junction of San Fernando Road and State Highway 14; ca. 1/2 mile E of Hwy 14. 488 Comment
  UCR258714  Ericameria linearifolia R. G. Swinney 2010-5-19 12820 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
  OBI56529  Ericameria nauseosa var. hololeuca Louis C. Wheeler 1967-11-18 s.n. Los Angeles San Gabriel Mts. Sycamore Flat Campground; Big Rock Crk 1311 Comment
  LA200227  Ericameria palmeri var. pachylepis Louis Wheeler; 1931-10-16 254 Los Angeles University of California, Los Angeles, UCLA Campus Comment
  LA32041  Ericameria parishii Peter H. Raven; Henry J. Thompson 1959-10-31 14722 Los Angeles Santa Monica Mountains, Mandeville Canyon, 5.8(?) mi N of Sunset Blvd 365 Comment
  UCR271301  Ericameria parishii R. G. Swinney 2011-10-10 15749 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  CAS-BOT-BC293117  Ericameria pinifolia Ralph Hoffmann 1931-10-1 s.n. Los Angeles Mint Canyon Comment
  LA205876  Ericameria pinifolia C. B. Wolf; 1931-5-13 1996 Los Angeles Pacoima Wash, near bridge on road from Tujunga to San Fernando 365 Comment
  POM266977  Ericameria pinifolia C. B. Wolf 1931-10-20 2469 Los Angeles 1/2 mile E of Pacoima Creek Bridge on the Tujunga to San Fernando Road. 366 Comment
  RSA652509  Ericameria pinifolia Jim Reutzel 1994-5-29 400 Los Angeles Los Angeles [Pomona], hills behind Cal Poly Pomona University, near the University house, up behind the water tower. Comment
  SBBG62798  Ericameria pinifolia S. W. Hutchinson, M. N. Ackley 1928-9-22 430 Los Angeles Mint Cyn 396 Comment
  JEPS41516  Erigeron breweri var. bisanctus C. E. Hutchinson 1892-6-28 Los Angeles San Gabriel Canyon 914 Comment
  RSA188207  Erigeron foliosus R. F. Thorne 1965-6-22 34892 Los Angeles Santa Catalina Island. Upper end of Avalon Canyon along road. 243 Comment
  RSA660190  Erigeron foliosus Orlando Mistretta 1992-7-9 644 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  SD239590  Erigeron foliosus R. G. Swinney 2008-7-16 9244 Los Angeles San Gabriel Mtns.: Will Thrall Peak, west of Burkhart Saddle. 2378 Comment
  UCR194267  Erigeron foliosus R. G. Swinney 1998-8-6 6678 Los Angeles San Gabriel Mtns., Falls Gulch, waterfall 100 m above confluence with upper East Fork San Gabriel River 1037 Comment
  UCD131915  Erigeron foliosus var. foliosus M. Vincent 1962-7-10 274 Los Angeles Dry Canyon 1/2 mile west of Old Topanga Canyon Road. Comment
  RSA0119959  Erigeron foliosus var. franciscensis Neil Uelman 2017-6-28 s.n. Los Angeles Palos Verdes Peninsula: Glory Trail east of Crenshaw Blvd. in Rolling Hills. 242 Comment
  LA205618  Eriodictyon crassifolium var. nigrescens George R Smart; 1952-7-13 81 Los Angeles Pine Canyon, Castaic-Lake Hughes Road, 19.8 mi. from Castaic 609 Comment
  RSA570217  Eriodictyon crassifolium var. nigrescens Tim S. Ross 1991-4-30 5013 Los Angeles 0.6 mile ESE of Acton; S edge of Soledad Canyon Wash. 841 Comment
  PASA2088  Eriodictyon trichocalyx Margaret Stason 1931-4-5 Los Angeles wash near Azusa Comment
  SD41981  Eriodictyon trichocalyx D. F. Howe 1947-5-5 1530 Los Angeles San Gabriel Mountains (North face): Pallett Creek. Comment
  UCR163320  Eriogonum B. G. Pitzer 1998-5-12 3706 Los Angeles Western Mojave Desert, Hwy 138 (Palmdale Hwy), c. 1 mi. west of the San Bernardino County line 1171 Comment
  UCR224266  Eriogonum R. G. Swinney 2009-6-24 11272 Los Angeles Transverse Range; San Gabriel Mtns., summit of Roundtop Mountain, south end of USFS Rd. 3N90, 2.3 rd. miles south of Pacifico Mtn. Rd. 1926 Comment
  PASA1483  Eriogonum angulosum Stason 1930-5-18 Los Angeles Lovejoy Buttes Comment
  RSA555356  Eriogonum angulosum D. Charlton 1991-5-21 5219 Los Angeles Ritter Ridge, city park site, south of 30 St west terminus. Narrow north facing canyon. 1037 Comment
  HSC94026  Eriogonum baileyi var. baileyi Steve Boyd, T. S. Ross, L. Moore, Valerie Soza 1997-7-8 10008 Los Angeles SE flank of Liebre Mtn., along ridge dividing Fish Cyn. and Bear Cyn. drainages, NE of Atmore meadows, along rough dirt track following old fuel break. 1524 Comment
  SBBG61895  Eriogonum brachyanthum R. Hoffmann 1925-5-15 Los Angeles Antelope Valley Comment
  CDA22481  Eriogonum cinereum A. C. Browne 1953-8-1 Los Angeles Topanga Canyon. 0 Comment
  CHSC34389  Eriogonum cinereum Philip A. Silverstone 1978-7-23 243 Los Angeles Santa Monica Mountains; Latigo Canyon Rd. 0.3 km inland from its jtn with State 1. Comment
  UC6334  Eriogonum clavatum Dr. Vogt 1897-1 Los Angeles Antelope Valley Comment
  RSA579340  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1994-9-21 8302 Los Angeles Liebre Mountain: upper west summit area on broad northerly ridge extending northward toward Tentrock Canyon drainage; ca 340-460 m ENE of Sandberg Triangulation Point (5345-ft). (east into adjacent 64th section) 1607 Comment
  RSA585411  Eriogonum davidsonii Tim S. Ross, S. D. Boyd 1990-5-29 2692 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  RSA66338  Eriogonum davidsonii F. R. Fosberg, Joseph A. Ewan 1931-8-12 4917 Los Angeles San Gabriel Mountains: summit of Mt. Islip 2500 Comment
  UC1584048  Eriogonum davidsonii Tim Ross, Orlando Mistretta, Peter Fritsch 1990-7-10 4013 Los Angeles ne Tie Summit Station (e of Angeles Forest Hwy); San Gabriel Mountains, Tujunga Ranger District, Angeles Nati Comment
  UCR104681  Eriogonum davidsonii David Charlton 1989-10-7 4119 Los Angeles San Gabriel Mtns., Lake Hughes, Highway N-2 along San Andreas Fault,W of Lancaster. 915 Comment
  UCR179664  Eriogonum elongatum R. G. Swinney 1988-9-5 s.n. Los Angeles San Gabriel Mtns., Glendora Wilderness Park, 1.4 mi. northeast of Glendora Mtn. Rd. in Big Dalton Canyon 396 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
  CAS-BOT-BC249765  Eriogonum elongatum var. elongatum Le Roy Abrams 1900-8-11 1052 Los Angeles Mouth of San Gabriel River Canon [Canyon] Comment
  UC1922560  Eriogonum fasciculatum Gary Kovnat with LeRoy Gross 2003-1-19 1 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace north west meadow. Comment
  IRVC28667  Eriogonum fasciculatum subsp. foliolosum A. C. Sanders, Mark Elvin, Julie M. Vanderwier, Kim Marsden 2002-6-18 25105 Los Angeles Newhall Ranch, hills 1 mile SSW of Castaic Junction, west of Magic Mountain amusement park NE end of Santa Susana Mtns. 335 Comment
  SEINET11937916  Eriogonum fasciculatum var. foliolosum H. W. Graham 1927-1 9- 9 -44 Los Angeles along trail and rd from Mt Lowe Tavern, Mt. Lowe to observatory and Mt. Wilson, near Los Angeles Comment
  CAS-BOT-BC250108  Eriogonum fasciculatum var. polifolium J. Ewan 1931-7-5 4748 Los Angeles 1 mile above Buena Vista Trail Jct., Pacoima Canyon, San Gabriel Mts. Comment
  RSA602459  Eriogonum fasciculatum var. polifolium Scott D. White 1997-5-15 5151 Los Angeles Big Tujunga Wash: Sunland-Tujunga area;alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 335 Comment
  CDA1011  Eriogonum giganteum D. G. Kelch 1991-3-17 1322 Los Angeles Santa Catalina Is.; 1.5 km N of Avalon. 0 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-BC253471  Eriogonum gracile Geo. B. Grant 1904-9-15 6422 Los Angeles Pasadena Comment
  CHSC5107  Eriogonum gracile M. MacArthur 1967-7-16 92 Los Angeles Charlton flat ca. 1 mi from Angeles Crest Hwy., below parking area #12, Angeles National Forest, San Gabriel Mts. 1524 Comment
  SEINET2042301 Image available Eriogonum gracillimum B. Pitzer 1998-5-12 3697 .2 Los Angeles Western Mojave Desert; ca. 18.3 air mi. NW of Adelanto, on dirt road, 0.3 mi E of 240th St. East. Ca. 6.8 mi N of intersection with El Mirage Road, and ca. 3.2 mi S of Avenue J (N5). (Adobe Mountain 7.5'Q) 890 Comment
  UC1537289  Eriogonum gracillimum Gordon H. True Jr. 1935-4-19 268 Los Angeles Lovejoy Butte 853 Comment
  CAS-BOT-BC261172  Eriogonum heermannii var. heermannii Carl B. Wolf 1932-10-21 4363 Los Angeles One-eighth mile below Big Rock Ranger Station, Big Rock Creek, desert slope of San Gabriel Mts. 1066 Comment
  RSA580182  Eriogonum inerme var. hispidulum Tim S. Ross, S. D. Boyd 1994-5-25 7917 Los Angeles Warm Springs Mountain: ca 450 m NW of summit. 1140 Comment
  SEINET9331995  Eriogonum maculatum Unknown 2008-6-17 9020 Los Angeles San Gabriel Mountains, CA (Lat. 34 23' 42") Comment
  RSA0042749  Eriogonum mohavense Bonnie C. Templeton 1971-5-16 11615 Los Angeles About 7 mi. n.e. of Palmdale. 815 Comment
  UCR281962  Eriogonum molestum R. G. Swinney 2014-4-24 16199 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
  UCR189730  Eriogonum nudum R. G. Swinney 1998-7-21 6482 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  RSA760686  Eriogonum nudum subsp. pauciflorum R. G. Swinney 2008-8-13 9398 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  RSA608460  Eriogonum pusillum Louis C. Wheeler 1946-8-29 6321 Los Angeles North of Prairie Fork, 1/4 mile SE Blue Ridge Lookout. 2561 Comment
  RSA0011602  Eriogonum roseum Orlando Mistretta, Christine Mistretta 2011-6-14 5687 Los Angeles North edge of San Gabriel Mountains, 2.3 air miles S of Vincent, 1.5 air miles N of Aliso Cyn Rd, 0.5 air miles W of Angeles Forest Hwy. 1105 Comment
  UC1871279  Eriogonum roseum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-28 4004 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: southerly slopes S and SW of the W Summit and ridge to its W. T7N R17W E 1/2 NE 1/4 sect 9. Elev ca 4560-5520 feet. [West Summit here construed as the 5605-foot knoll nr the intersection of sections 3,4,9,10]; opening on ridge 350 m W of knoll Comment
  CAS-BOT-BC267609  Eriogonum saxatile Timothy S. Ross; Steve Boyd 1994-5-11 7829 Los Angeles Central summit area along Maxwell Truck Trail, ca 1370 m ESE of Upper Shake Campground, Sawmill Mountain, Liebre Mountains 1405 Comment
  RSA0095310  Eriogonum saxatile Richard G. Swinney 2011-6-23 15323 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
  RSA660143  Eriogonum saxatile Orlando Mistretta 1992-7-9 664 Los Angeles Transverse Ranges; San Gabriel Mountains region: Colby Creek Canyon Trail. Tujunga Ranger District. Comment
  UCD101214  Eriogonum saxatile M. Vincent 1962-5-19 243 Los Angeles one mile from Pearblossom turn off on road to Valyermo. Comment
  CAS-BOT-BC267578  Eriogonum saxatile Noel H. Holmgren; James L. Reveal 1966-5-29 2611 Los Angeles Ridge east of Mt. Gleason, 2.7 road miles west of Mill Creek summit, San Gabriel Mountains 1767 Comment
  RSA424909  Eriogonum saxatile L. E. Hoffman 1931-11-29 s.n. Los Angeles San Gabriel Mountains, Angeles Forest: Holcomb Creek. Comment
  RSA424973  Eriogonum thurberi Anstruther Davidson 1889-08 s.n. Los Angeles Los Angeles. Comment
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Jul 29 2018
  SD8036  Eriogonum trichopes J. C. Nevin none given Los Angeles Antelope Valley Comment
  SD111594  Eriogonum umbellatum var. minus W. P. Armstrong 1982-6-27 Los Angeles Summit of Mt. Baden-Powell 2835 Comment
  UCR141040  Eriogonum umbellatum var. minus June Latting 1977-10-16 s.n. Los Angeles San Gabriel Mountains, Throop Peak Trail 2774 Comment
  CAS-BOT-BC268214  Eriogonum umbellatum var. munzii Timothy S. Ross; Steve Boyd 1994-6-23 8053 Los Angeles Liebre Mountains. 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 1597 Comment
  UCR208186  Eriogonum wrightii subsp. subscaposum C. B. Wolf 1932-10-21 4364 Los Angeles San Gabriel Mountains, eight miles below Big Pines Park on road to Big Rock Creek 1372 Comment
  UC729481  Eriogonum wrightii var. subscaposum Carl B. Wolf 1932-8-11 4006 Los Angeles on road to Little Rock 8 mi below Big Pines Park; San Gabriel Mts. 1371 Comment
  CDA5246  Eriophyllum confertiflorum Phillipson 1915-6-19 Los Angeles Monrovia. Comment
  RSA695683  Eriophyllum confertiflorum Anonymous s.n Los Angeles Milard's Canyon [Millard Canyon]. Comment
  UCR124546  Eriophyllum confertiflorum B. C. Templeton 1932-7-21 5036 Los Angeles San Gabriel Mtns., Big Pines Park, Angeles National Forest 2400 Comment
  HSC87039  Eriophyllum pringlei A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7767 Los Angeles Lancaster, near Quartz Hill, S of Ave. L at 37th St. W 747 Comment
  RSA772425  Eriophyllum pringlei R. G. Swinney 2009-4-29 10617 Los Angeles Carr Canyon, 0.5-1.0 mi. east of Little Rock Creek confluence. 945 Comment
  SBBG89131  Eriophyllum pringlei A. C. Sanders, B. Pitzer, J. Lyman 1988-4-4 7767 Los Angeles near Quartz Hill in Lancaster, S of Ave L at 37th Street W; T7N, R12W, W/2 of NE/4 of NW/4 S31 746 Comment
  UC1871250  Eriophyllum wallacei T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4966 Los Angeles Transverse Ranges; Liebre Mountains region; Soledad Canyon Wash: about half mile E of Acton; T5N R13W, W1/2 SE1/4 SE1/4 section 36; elevation 2720 feet. 829 Comment
  UCR205848  Eriophyllum wallacei R. G. Swinney 2008-5-8 8818 Los Angeles San Gabriel Mtns., West Fork Punchbowl Canyon near north boundary of Devils Punchbowl Co. Park, 0.6 mi. southwest of Big Rock Creek Rd. 1264 Comment
  RSA657437  Erodium cicutarium Joseph M. Keefe 2001-1-19 30894 Los Angeles Verdugo Mountains: On north side of Upperton Avenue (north across street from 1871 Uppperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park). 262 Comment
  UCSB8670  Erodium cicutarium Haller, Norman 1953-3-29 Los Angeles 2 blks. West of Sepulveda on Mulholland Santa Monica Mts 457 Comment
  RSA213391  Erodium moschatum M. B. Dunkle, Bonnie C. Templeton 1939-4-6 7306 Los Angeles Mosquito Harbor, San Clemente Island. Comment
  CAS-BOT-BC40783  Erysimum capitatum Le Roy Abrams 1901-4-1 1339 Los Angeles Chatsworth Park. Comment
  UCR191788  Erysimum capitatum R. G. Swinney 1998-7-8 6337 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  UC762934  Erysimum capitatum var. capitatum R. F. Hoover 1938-4-16 3124 Los Angeles Lancaster Comment
  CAS-BOT-BC55207  Erysimum suffrutescens Le Roy Abrams 1901-4-1 1200 Los Angeles Ballona Harbor. Comment
  LA204414  Erysimum suffrutescens Mary Reynolds; 1937-3-14 7 Los Angeles El Segundo Comment
  SBBG119272  Eschscholzia caespitosa O. Mistretta 1995-6-23 1845 Los Angeles Lookout Mtn Trail 1463 Comment
  RSA0070125  Eschscholzia californica LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6957 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA0091328  Eschscholzia californica R. G. Swinney 2011-6-30 15375 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA162786  Eschscholzia californica John Olmsted 1958-3-7 24 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
  UC187404  Eschscholzia californica Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  RSA746624  Eucrypta chrysanthemifolia R. G. Swinney 2008-4-10 8636 Los Angeles San Gabriel Mtns.: San Dimas Experimental Forest, Lodi Canyon, W of San Dimas Reservoir. 463 Comment
  RSA596492  Eupatorium adenophorum L. C. Wheeler 1966-11-27 9161 Los Angeles San Gabriel Mountains. Monrovia Canyon at confluence with Sawpit Canyon. 373 Comment
  UCR256864  Euphorbia R. G. Swinney 2010-8-16 13551 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCD142554  Euphorbia albomarginata Marian Vincent 1963-5-22 354 Los Angeles Santa Monica Mountains. At intersection of Old Topanga Canyon Road and Mulholland. 1/2 mile off road. Comment
  SBBG126140  Euphorbia helioscopia A. C. Sanders with T. B. Salvato 2009-5-20 36876 Los Angeles Whittier Narrows Recreation Area near Legg Lake, under SCE powerlines E of Rosemead Blvd (Hwy 19) and W of Santa Anita Ave 66 Comment
  POM11183  Euphorbia lathyris I. M. Johnston 1917-6-20 1747 Los Angeles San Antonio Canyon. (7 Oaks) Comment
  CATA3084  Euphorbia peplus Amy Catalano 2016-4-22 081 Los Angeles Santa Catalina Island: Under bridge by Quail Valley, on south side of bridge, east side of bank 138 Comment
  SD38469  Euphorbia polycarpa Edith A. Purer 1931-2-28 51 Los Angeles Verdugo Hills, hillsides Comment
  SBBG112952  Euphorbia spathulata S. A. Junak 1998-6-12 SCa 727 Los Angeles E side of Catalina Harbor, upslope from Del Rey Yacht Club 73 Comment
  UCR186562  Euphorbia spathulata A. C. Sanders 2006-4-25 32200 Los Angeles Transverse Range; Liebre Mtns. Region, 3/4 mi. NW of La Liebre Ranch on the south side of Hwy 138, west of the mouth of Tentrock Canyon 976 Comment
  RSA0111943  Eurotia lanata Richard G. Swinney 2011-4-19 14405 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
  SD69020  Extriplex californica Robert F. Thorne, Doug Propst 1968-5-27 37642 Los Angeles Santa Catalina Island; at south end of Ben Weston Beach. Comment
  LA201013  Festuca microstachys Carl Wishner; 1998-4-25 2589 Los Angeles SANTA MONICA MOUNTAINS, Ladyface Mountain, E arm, along Kanan Dume Rd. 250.0 Comment
  SBBG80232  Festuca microstachys F. R. Fosberg 1931-4-29 4728 Los Angeles between Cottonwood and Middle Ranch Cyns, near ocean 20 Comment
  LA13157  Festuca myuros A. M. Johnson; 1932-3-18 3859 Los Angeles SANTA MONICA MOUNTAINS, University of California, Los Angeles, Westwood. S of arroyo bridge. Comment
  SBBG56688  Festuca myuros var. hirsuta M. N. Ackley -Mar-1928 10 Los Angeles Eagle Rock 365 Comment
  LA13697  Festuca octoflora A. M. Johnson; 1935-4-23 4569 Los Angeles 228 Comment
  UCR273276  Ficus carica R. G. Swinney 2011-10-25 15858 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
  SEINET10924672  Ficus carica Mary Merello, Heidi H. Schmidt 1999-12-6 Merello 2629 Los Angeles Temple City, Valumart Food Warehouse, 6340 Rosemead. Comment
  RSA226162  Filago californica Gary D. Cromwell, David W. Wheat 1971-5-14 635 Los Angeles San Gabriel Mountains: Mystic Canyon, Angeles National Forest. 2 miles NE of Glendora. On ridge west of canyon mouth 457 Comment
  RSA453793  Foeniculum vulgare B. E. Burch 1943-07 s.n. Los Angeles vacant lot. Comment
  SD38876  Foeniculum vulgare Edith A. Purer 1931-5-21 Los Angeles Puente Comment
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Jul 11 2010
  RSA202998  Forestiera pubescens James Henrickson 1966-4-17 2262 Los Angeles 6 miles NWW of Palmdale (Leona Valley). Comment
  UCR255513  Frangula californica Dan S. Cooper 2014-6-26 614- 19 Los Angeles Western Transverse Range; Eastern Santa Monica Mtns., Griffith Park, along north side of Forest Lawn Rd. across from cemetery 152 Comment
  UCSB4020  Frangula californica Wedberg, H. 1958-4-26 Los Angeles 1 mile west of fire station west of Beverly Glen on Mulholland Dr Santa Monica Mts. Comment
  CAS-BOT-BC52565  Frangula californica subsp. californica Carl B. Wolf 1927-12-31 1463 Los Angeles Occidental College, Eagle Rock Comment
  LA205388  Frankenia salina J. Burtt Davy; October 1896 2948 Los Angeles Antelope Valley, near Rosamond Comment
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Jul 23 2014
  IRVC26162  Fraxinus dipetala A. C. Sanders, Mark A. Elvin 2003-6-18 26948 Los Angeles around large sandstone monolith (visible for miles) along private crest road, NW of head of Sulphur Canyon Santa Susana Mountains, Western Transverse Range 1037 Comment
  LA205959  Fraxinus dipetala Willis H. Wheeler; 1930-4-13 sn Los Angeles San Gabriel Mountains, San Antonio Canyon Comment
  LA91507  Fraxinus dipetala Bruce Douglas Clayton; Greg Shaw 1972-4-20 107 Los Angeles Santa Monica Mountains, Blackrill Creek canyon, Mountain Park Research Campus, near border of property 548 Comment
  RSA464907  Fraxinus dipetala Luellapearl Hammer 1929-05 s.n. Los Angeles Arroyo Canyon Comment
  HSC101600  Fraxinus uhdei Steve Boyd, Rick Riefner 2007-4-27 11741 Los Angeles Coastal Plains & Basins; Los Angeles Basin region; City of Carson, northwestern end shore of Harbor Park Lake (formerly known as Bixby Slough), between Pacific Coast Highway and Vermont Avenue 43 Comment
  POM247926  Fraxinus velutina Joseph A. Ewan 1937-8-15 10968 Los Angeles West fork of San Gabriel River. 518 Comment
  RSA747158  Fraxinus velutina R. G. Swinney 2008-6-2 8921 Los Angeles San Gabriel Canyon, 1.0 mi. above (NE) of El Encanto park office, on shoulder of the old road. 268 Comment
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Mar 16 2011
  OBI80788  Fraxinus velutina Luis Aguilar 2015-8-26 Los Angeles Peter Strauss Ranch, along Mulholland Hwy at northeast corner of the park. 230 Comment
  RSA376626  Fritillaria biflora I. M. Johnston s.n. Los Angeles Topanga. Comment
  UC72261  Fritillaria biflora C. J. Fox April 1903 Los Angeles Los Angeles, near Avenue 56 Los Angeles Comment
  RSA310127  Fritillaria pinetorum Wayne E. Sawyer 1980-6-25 3 Los Angeles Angeles National Forest; Crest trail, .75 miles W of Mt Hawkins; 2561 Comment
  POM367647  Galium andrewsii subsp. intermedium Fay A. MacFadden 1931-4-22 2643 Los Angeles Summit of highway from Los Angeles to Lake Hughes. 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
  SD260301  Galium angustifolium R. G. Swinney 2010-5-19 12812 Los Angeles San Gabriel Mountains/Western Mojave Desert: Oracle Hill summit, abandoned Naval Analytics Station at end of Pacific Telephone Access Rd., just W of Angeles Natl. Forest boundary, 2.05 air miles E of Angeles Forest Hwy, 0.8 miles due W of Mt. Emma Rd. 1335 Comment
  UCR193686  Galium angustifolium R. G. Swinney 1999-5-22 7185 Los Angeles San Gabriel Mtns./Mojave Desert, east fork of Puzzle Canyon, south of old homesite at 2800 Deep Creek Cyn. Rd. 1402 Comment
  UCR260621  Galium angustifolium R. G. Swinney 2010-8-9 13456 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant Heliport Trail 0 to 0.3 miles ENE of the camp and the jct. of the Mt. Zion Trail and the Sturtevant Trail 427 Comment
  LA208350  Galium angustifolium John Thomas Howell; M. Hilend 1930-5-11 Los Angeles San Gabriel Mountains, Pacoima Dam Comment
  JEPS56096  Galium angustifolium subsp. angustifolium Lauramay T. Dempster and Clare Hardham 1965-6-16 4115 Los Angeles intersection of Angeles Forest Hwy with Angeles Crest Highway (s-facing canyon); San Gabriel Mountains Comment
  POM367656  Galium angustifolium subsp. angustifolium Blanche Trask 1910-05 s.n. Los Angeles Santa Catalina Island. Comment
  RSA0056247  Galium angustifolium subsp. angustifolium Orlando Mistretta, Mike Hammitt 1991-4-15 s.n. Los Angeles San Francisquito Canyon. 543 Comment
  RSA741022  Galium angustifolium subsp. angustifolium Justin M. Wood, Brandy Wood 2009-1-2 272 Los Angeles Evey Canyon, trail to Potato Mtn. 683 Comment
  SBBG17096  Galium angustifolium subsp. angustifolium K. A. Wilson 1961-4-20 1145 Los Angeles Soledad Cyn, sandy wash at base of Bee Cyn Comment
  POM175425  Galium angustifolium subsp. nudicaule Joseph A. Ewan 1930-6-25 2646 Los Angeles Crystal Lake, North Fork San Gabriel River. 1707 Comment
  UC2026426  Galium angustifolium subsp. nudicaule Louis C. Wheeler 1968-5-31 s.n. Los Angeles SAN GABRIEL MOUNTAINS: Devil's Canyon, just above the upper falls, below the campground, E of windy gap. Comment
  RSA569916  Galium aparine Tim S. Ross, Steve D. Boyd, L. Arnseth 1991-4-29 4827 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  RSA670033  Galium aparine Joseph M. Keefe 2001-3-13 31081 Los Angeles North across street from 774 Tipton Terrace, 0.3 miles south of Buena Vista Terrace. Highland Park District, 1.5 miles southwest of The Eagle Rock. 262 Comment
  UCR205217  Galium aparine R. G. Swinney 2006-6-18 8537 Los Angeles San Gabriel Mountains, Devil's Punchbowl County Park, northeast of Punchbowl Road, Sandrock Creek north of the nature center 1402 Comment
  SDSU9320  Galium aparine R. M. Beauchamp 1967-3-18 294 Los Angeles West of dump below Lemon Tank. San Clemente Island. Comment
  POM4422  Galium catalinense subsp. catalinense George B. Grant 1904-04 2282 Los Angeles Santa Catalina Island. Comment
  RSA760671  Galium hallii R. G. Swinney 2008-8-13 9407 Los Angeles Big Rock Creek, 1.0 mi. east of Fenner Canyon. 1793 Comment
  UCD169685  Galium hallii Louis C. Wheeler 1967-9-17 s.n. Los Angeles San Gabriel Mountains: ca. 300 yards E of foot of Holiday Hill Ski Lift. 1997 Comment
  RSA532637  Galium johnstonii Tim S. Ross 1991-8-14 5755 Los Angeles Roundtop [Mtn], San Gabriel Mountains. 1902 Comment
  CATA46  Galium nuttallii USC Wrigley Interns: Miller Zou, Daniel Kasang, Alexandria Cheung, Sabrina Lawrence-Gomez, Sarah Ratay 2011-7-8 26 Los Angeles Santa Catalina Island: Deer Valley Trail 62 Comment
  RSA127891  Galium nuttallii Peter H. Raven, Henry J. Thompson 1959-5-5 14141 Los Angeles Mulholland Hwy, 1mile W of Las Virgenes Road, Malibu Creek drainage. 366 Comment
  POM155738  Galium nuttallii subsp. insulare M. B. Dunkle 1928-4-10 1936 Los Angeles Santa Catalina Island. Johnson's Canyon in Ironwood grove. 396 Comment
  UC1375297  Galium parishii Robert F. Thorne, C. W. Tilforth, and John Dourley 1971-7-27 41081 Los Angeles e ridge Mt. San Antonio (Old Baldy); San Gabriel Mts., Angeles National Forest Comment
  RSA0094551  Galium porrigens Richard G. Swinney 2011-6-6 15004 Los Angeles San Gabriel Mountains: Charlton Flats (=Pine Flats), 13.8 miles east of jct. of Angeles Crest and Angeles Forest highways. 1616 Comment
  JEPS23838  Galium porrigens var. porrigens Peter H. Raven and Henry J. Thompson 1959-5-5 14141 Los Angeles Mullholland Hwy 1 mi w Las Virgenes Rd.; Santa Monica Mountains, Malibu Creek drainage 365 Comment
  RSA0021847  Galium trifidum subsp. columbianum Louis C. Wheeler 1933-10-20 2182 Los Angeles San Gabriel River. 70 Comment
  RSA660878  Galvezia speciosa Orlando Mistretta 1992-4-5 141 Los Angeles Guds, San Clemente Island. Comment
  SDSU10616  Galvezia speciosa D. F. Howe 1953-5-3 2273 Los Angeles Cliff overlooking ocean, south side of Wain Canyon. Santa Catalina Island. Comment
  CATA1652  Gambelia speciosa Mark L. Hoefs, Steven A. Junak, Keri Kirkland 1998-6-13 2938 Los Angeles Santa Catalina Island: Behind Little Harbor 9 Comment
  UC1929998  Gambelia speciosa Mark Elvin, Orlando Mistretta 1996-3-24 130 Los Angeles Channel Islands; San Clemente Island: Eagle Canyon. Comment
  RSA584292  Gamochaeta pensylvanica Timothy S. Ross, Orlando Mistretta 1993-5-27 7335 Los Angeles Wilson Canyon, along the riparian strip. 588 Comment
  RSA392411  Garrya elliptica H. de Forest, H. L. Bauer 1931-7-5 s.n. Los Angeles Santa Monica Mountains Comment
  LA35347  Garrya flavescens Mary V. Hood; 1946-1-26 46- 3 k* Los Angeles Devil's Punch Bowl 1219 Comment
  RSA391423  Garrya veatchii Elbert Benjamine 1929-2-10 8468 Los Angeles Arroyo Seco, above Pasadena. 915 Comment
  UC142819  Garrya veatchii C. F. Baker 1903-2-15 4012 Los Angeles near Claremont; San Antonio Canyon Comment
  SEINET10897116  Gastridium phleoides Hermann E. Hasse Hasse s.n. Los Angeles Open hills & plains. Comment
  UCR190355  Gayophytum R. G. Swinney 2001-6-16 7972 Los Angeles San Gabriel Mtns., Juniper Hills, north side of Pleasant View Ridge, secondary ridge between Miller and McClure canyons 1951 Comment
  RSA311354  Gayophytum diffusum subsp. parviflorum Robert F. Thorne, M. Z. Thorne 1969-7-9 38531 Los Angeles San Gabriel Mountains, Angeles National Forest: just S of Big Meadow, Big Pines 2088 Comment
  SBBG67614  Geranium carolinianum M. N. Ackley -Apr-1926 371 Los Angeles Eagle Rock 182 Comment
  POM2733  Geranium molle S. Krauss 1909-6-14 2 Los Angeles Claremont. Comment
  CAS-BOT-BC225251  Gilia R. G. Swinney 2009-4-28 10555 Los Angeles Summit of Mt. Emma, Pacifico Mtn. 7.5' Q, Transverse Range, San Gabriel Mountains 1607 Comment
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Sep 2 2017
  UCR281972  Gilia R. G. Swinney 2014-4-17 16093 Los Angeles San Gabriel Mountains/Mojave Desert, SW of Littlerock, 1.2 miles east of Cheseboro Rd., 100-400 m south of California Aqueduct 968 Comment
  RSA657286  Gilia angelensis Greg Burchett, Lisa Kegarice, Curtis Clark 1992-5-26 92 -18 Los Angeles Santa Clara River west from I-5 to trailer park. 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
  SBBG122091  Gilia brecciarum subsp. brecciarum A. Parikh, N. Gale 2003-5-10 730 Los Angeles Bald Mtn, 1 km SE of summit, 0.2 km SW of Old Ridge Rd 1185 Comment
  UCR238624  Gilia brecciarum subsp. brecciarum Anuja Parikh, Nathan Gale 2010-5-12 3157 Los Angeles Western Mojave Desert, Antelope Valley, 4 km south of Hwy 138, 0.1 km west of 120th St. West, under power transmission lines 783 Comment
  RSA0077392  Gilia capitata subsp. abrotanifolia Orlando Mistretta 1992-9-16 809 Los Angeles San Gabriel Mountains: Oak Spring Trail; Tujunga Ranger District. Near nothern end of trail. Comment
  JEPS33700  Gilia capitata subsp. capitata John Thomas Howell 1928-5-6 3783 Los Angeles near Fern Lodge (Santa Anita Canyon); San Gabriel Mts., , nr Fern Lodge Comment
  CAS-BOT-BC226311  Gilia latiflora subsp. davyi J. Mark Porter; Lauren Machen 2004-5-2 14087 Los Angeles San Gabriel Mountains, northern foothills; ca. 0.25 mi. E of Largo Vista Road, several miles S of the California Aqueduct 1359 Comment
  CAS-BOT-BC226339  Gilia latiflora subsp. davyi Herbert L. Mason 1932-4-1 6869 Los Angeles One mile east of Lancaster, Mohave [Mojave] Desert Comment
  CAS-BOT-BC226316  Gilia latiflora subsp. davyi Alva Day 1973-4-23 73 -104 Los Angeles Hwy 138, 5 mi. W. of Los Angeles County line, just west of aqueduct Comment
  RSA709792  Gilia latiflora subsp. davyi LeRoy Gross 2005-4-28 2168 Los Angeles Ridgeline to Mt. Emma and canyon south of this ridge. West from Mt. Emma (northwest trending ridge, lower part of ridgeline starts to turn southwest.) East of Mt. Emma Road., Near 34.45864N, 118.08684W to 34.46310N, 118.07530W. Then dropped off ridge into canyon bottom back to origin. 1235 Comment
  RSA570173  Gilia latiflora subsp. latiflora T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-29 4787 Los Angeles Parker mountain and ridge to SW: SW of Acton and NNE of Ravenna. 1119 Comment
  UC23664  Gilia latiflora subsp. latiflora J. H. Barber 1897-6-28 208 Los Angeles Kentucky Springs Kentucky Springs (Southern California) Comment
  SEINET3086286 Image available Gilia leptantha H. Dearing, M. Dearing 1944-10-5 5885 Los Angeles Charlton Flat, Angeles Crest Highway. Comment
  UCR220047  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-4-24 10452 Los Angeles Transverse Ranges; San Gabriel Mtns./ Mojave Desert, Littlerock Creek, 0.3 mi. NW of Littlerock Creek Campground 915 Comment
  UCR223473  Gilia ochroleuca subsp. bizonata R. G. Swinney 2009-5-28 10931 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, South Fork of Little Rock Creek 1585 Comment
  UCR29083  Gilia ochroleuca subsp. bizonata A. C. Sanders, Nancy Smith, K. R. Neisess 1980-6-4 1550 Los Angeles San Gabriel Mtns., Elizabeth Lake, west of Lancaster in the foothills. Just north of Hwy N-2 where it passes the lake 1037 Comment
  RSA0017183  Gilia ochroleuca subsp. vivida Valerie L. Soza, Naomi Fraga 2003-6-13 1669 Los Angeles Blue Ridge just west of Guffy Camp, on ridgetop and slopes above FS Road 3N06. 2530 Comment
  RSA0017186  Gilia ochroleuca subsp. vivida T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter Fritsch 1990-6-25 3800 Los Angeles San Gabriel Mountains. Ridgetop to the SW of Crystal Lake (ridge descending SSW from Mt. Islip). 1780 Comment
  SEINET10857920  Glycine max Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2645 Los Angeles City of Pasadena. Lake Produce Center, 752 N. Lake. Comment
  SBBG68425  Glycyrrhiza lepidota R. Hoffmann 1928-7-7 Los Angeles Acton Comment
  UCR162637  Glycyrrhiza lepidota Anuja Parikh, Nathan Gale 2004-6-17 2052 Los Angeles Santa Clara River Valley, Newhall Ranch (study area 44) in vicinity of confluence of Castaic Creek and Santa Clara River 290 Comment
  RSA151112  Glyptopleura setulosa Peter H. Raven 1962-4-6 17103 Los Angeles 0.5 miles north of Pearblossom 854 Comment
  POM358708  Gnaphalium Fay A. MacFadden 1934-05 12936 Los Angeles Sand hills, El Segundo Comment
  RSA646289  Gnaphalium beneolens Orlando Mistretta 1992-6-14 s.n. Los Angeles San Gabriel Mountains: Gold Canyon Trail; Tujunga Ranger District. Comment
  POM358815  Gnaphalium chilense F. R. Fosberg 1930-7-3 3022 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  UCR95508  Gnaphalium luteoalbum L. C. Wheeler 1967-5-8 9315 Los Angeles San Gabriel Mtns., Foothills NW of Saugus 381 Comment
  RSA545340  Gnaphalium microcephalum Timothy S. Ross 1992-4-14 6177 Los Angeles San Clemente Island: central E side of island, Steep rocky margin of rutted channel that drains from Nanny Canyon to the sea, 200m S of its jct at the coast 61 Comment
  RSA622855  Gnaphalium palustre L. C. Wheeler 1968-7-16 s.n. Los Angeles San Gabriel Mountains: East Fork of Alder Creek off Big Tujunga. 1493 Comment
  POM358900  Gnaphalium palustre L. C. Wheeler 1934-3-31 2496 Los Angeles La Verne 305 Comment
  RSA202455  Gnaphalium ramosissimum R. L. Armacost 1963-5-7 1612 Los Angeles Malibu to Old Topanga [Canyon]. Comment
  RSA0001218  Grindelia camporum var. australis P. A. Munz, I. M. Johnston 1928-9-4 11157 Los Angeles 3 miles east of Elizabeth Lake. Comment
  RSA586976  Guillenia lasiophylla Orlando Mistretta 1992-5-8 321 Los Angeles Little Rock Creek, slopes E. of Little Rock Creek Reservoir 1159 Comment
  RSA673610  Gutierrezia californica LeRoy Gross, Steve Fischer, Gary D. Wallace, et al. 2002-12-7 676 Los Angeles Limekiln Canyon 518 Comment
  CAS-BOT-BC282860  Hainardia cylindrica Steven A. Junak 1985-5-14 SCI- 71 Los Angeles Central portion of island alond main road, roughly midway beween intersection with road to Lemon Tank and intersection with road to Peak 1603 and Field Station at Cemera Pad Stone, San Clemente Island 381 Comment
  SBBG117132  Harpagonella palmeri S. A. Junak with R. N. Philbrick 2001-5-17 SCa 1529 Los Angeles E of Little Harbor, near Sheep Chute Ridge Rd, ca. 0.5 mi from intersection with Little Harbor Rd 121 Comment
  IRVC26172  Harpagonella palmeri A. C. Sanders, Mark A. Elvin, et al. 2003-5-1 26265 Los Angeles NE side of Castaic Mesa, near Angeles National Forest boundary, ca. 0.6 mi. due west of confluence of Bitter and Charlie Canyons Western San Gabriel Mtns. 442 Comment
  SJSU13641  Hazardia squarrosa var. squarrosa C. W. Sharsmith 1946-10-18 5495 Los Angeles near head of Beverly Glen, Santa Monica Mts 304 Comment
  RSA0115823  Hazardia squarrosa var. squarrosa Steven A. Junak 1999-9-9 SCa- 1078 Los Angeles Santa Catalina Island. E side of ridge between Toyon Bay & Gallagher Cove. 98 Comment
  UC1870225  Hedera helix LeRoy Gross 2003-2-22 744 Los Angeles Transverse Ranges; Verdugo Mountains region; South side; A short distance up mouth of Brand Canyon, west next to Brand Canyon Cemetery. North of the Debris Basin. 287 Comment
  CATA1073  Hedypnois cretica Mark L. Hoefs 1995-5-16 2016 Los Angeles Santa Catalina Island: Near Airport Road, just past road to Black Jack Campground 454 Comment
  RSA730285  Helenium bigelovii R. G. Swinney 1998-8-1 6627 Los Angeles San Gabriel Mtns.: Vincent Gulch, 2.5 mi. ESE of the summit of Mt. Baden-Powell, c. 0.6 mi. above confluence with San Gabriel River 1427 Comment
  UCR197194  Helianthemum scoparium Valerie Soza, LeRoy Gross, Ruby Kopelov 2000-3-30 672 Los Angeles Verdugo Mountains, north side, northeastern side of La Tuna Canyon, north of 210 Fwy and La Tuna Canyon Road. SSW of Haines Canyon Avenue and Elmhurst Drive junction, Haines Canyon Park 579 Comment
  CHSC99846  Helianthus annuus LeRoy Gross 2001-4-1 377 Los Angeles Los Angeles Basin: Verudgo Mountains region: Northwest side. Low hill between La Tuna Canyon Road and Sunland Blvd. enter at dead end street at corner of Tuxford St. and Ledge Ave just north of La Tuna Canyon Road in city of Sun Valley, just west of the mouth of McDonald Creek. 304 Comment
  RSA660322  Helianthus annuus David Finch 1984-4-30 19 Los Angeles Upland, Benson Ave., .2 miles north of Basline Road. Comment
  UC1953171  Helianthus californicus Mark A. Elvin with J. M. Porter, Anuja Parikh 2003-11-5 3099 Los Angeles Liebre Mountains: Agua Dulce Canyon Comment
  RSA612165  Helianthus gracilentus L. C. Wheeler 1932-7-2 916 Los Angeles Ridge south of Brown's Flat; San Gabriel Mts. 1371 Comment
  RSA708683  Helianthus gracilentus Valerie L. Soza, Miriam Sidibeh 2003-3-26 1604 Los Angeles North side of La Tuna Canyon, Haines Canyon Park vicinity, southwest of Dorothy and Estepa Dr. intersection. 610 Comment
  UC1953168  Helianthus inexpectatus Mark Elvin with Julie Vanderwier 2002-8-12 2124 Los Angeles Western Transverse Range: Newhall Ranch, large natural spring at north foot of Airport Mesa, 0.75 mi SW of Castaic Junction, above confluence of Castaic Creek with Santa Clara River. Comment
  UCR125136  Helianthus inexpectatus A. C. Sanders, Mark Elvin 2002-6-25 25257 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, large natural spring at north foot of 'Airport Mesa,' 0.75 mi. SW of Castaic Junction 305 Comment
  UCR14425  Heliotropium amplexicaule O. F. Clarke 1974-8-26 s.n. Los Angeles San Gabriel Valley, SE corner of Mission Blvd. and East End Ave. in Pomona 268 Comment
  POM3869  Heliotropium curassavicum var. oculatum W. R. Dudley, F. H. Lamb 1896-6-6 4327 Los Angeles Lancaster. Comment
  RSA360332  Hemizonia australis F. R. Fosberg 1930-6-30 S 3068 Los Angeles Del Rey. Comment
  UCR124383  Hemizonia fasciculata I. W. Clokey, B. C. Templeton 1929-1 4600 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 300 Comment
  RSA608883  Hemizonia fasciculata L. C. Wheeler 1968-7-1 s.n. Los Angeles San Gabriel Mountains: East side Little Tujunga. 549 Comment
  UC1714563  Hesperocnide tenella Geo. B. Grant 1904-5-26 564 -6267 Los Angeles Pasadena Comment
  RSA158348  Hesperocnide tenella Peter H. Raven 1962-5-9 17701 Los Angeles Canyon north of Gray, San Clemente Island. 305 Comment
  CATA1819  Hesperocyparis stephensonii Benjamin E. Carter 2012-8-31 7020 Los Angeles Santa Catalina Island: Black Jack Campground 459 Comment
  SD193178  Hesperoyucca whipplei A. C. Sanders 2005-5-5 29903 Los Angeles Western San Gabriel/Liebre Mountains Region: Santa Clarita area, Cruzan Mesa along dirt road at northeast end of mesa. 640 Comment
  RSA666854  Heteromeles arbutifolia Unspecified, D. Malueg 2001-5-17 24332 Los Angeles Los Angeles Basin: Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decommissioned. 122 Comment
  SBBG12777  Heteromeles arbutifolia E. R. Blakley 1961-9-23 4745 Los Angeles beach bluff between Isthmus Harbor and Fisherman's Cove 6 Comment
  SD112029  Heteromeles arbutifolia var. macrocarpa Linda Allen, Betsy Carpenter 1975-3-21 Los Angeles Santa Catalina Island, east slope Black Jack Mountain on Airport Road. Comment
  CAS-BOT-BC318864  Heterotheca grandiflora H. E. McMinn 1924-7-25 1331 Los Angeles Catalina Island Comment
  POM158002  Heterotheca grandiflora M. B. Dunkle 1928-2-19 1710 Los Angeles Santa Catalina Island, Hay Press 427 Comment
  UCR261769  Heterotheca grandiflora R. G. Swinney 2010-2-27 11737 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
  UCR68903  Heterotheca grandiflora Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4285 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  UCSB6599  Heterotheca grandiflora Gill, Robert 1959-3-7 Los Angeles San Antonio Canyon; San Gabriel Mt. Range; Pacific Slope drainage area 914 Comment
  SEINET13387028 Image available Heterotheca sessiliflora R. G. Swinney 2011-1 15938 Los Angeles San Gabriel Mountains: confluence of West Fk. San Gabriel River and Glen Canyon, at Glen Cyn. Campground & to 200 m up Glen Cyn. (Azusa 7.5' Q.) 634 Comment
  RSA93229  Heterotheca sessiliflora subsp. echioides F. W. Peirson 1225 Los Angeles Roadside near Sierra Madre. Comment
  UCR259379  Heterotheca sessiliflora subsp. fastigiata R. G. Swinney 2010-5-7 12608 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, 150 m to 0.2 miles west of I-210 Fwy. overpass along Haines Canyon stream channel/ south fork of Big Tujunga Wash 357 Comment
  SD108983  Heterotheca sessiliflora var. echioides James Henrickson 1972-11-2 8078 Los Angeles 4 mi. N. of Newhall in Mayo Hospital site at McBean Parkway near Orchard Village Rd. Comment
  RSA0045495  Heuchera caespitosa Wendy Boes, Andrew Wheeler 2009-6-22 2009 -030 Los Angeles San Gabriel Mountains; Crystal Lake recreation area, Forest Service RD 3N09.2. 1645 Comment
  RSA0096742  Heuchera elegans Scott D. White, Dave Bramlet 1998-6-29 6805 Los Angeles West of Mt. Islip: Just above eastern boundary of San Gabriel Wilderness; 4-mile closed section of Hwy. 39 from ca. 1.6 miles W of jctn. Crystal Lake access road to jct. Hwy 2. 1707 Comment
  CHSC98046  Hirschfeldia incana LeRoy Gross; Michael Denslow, Mariam Sidibeh, Valerie Soza 2003-2-10 692 Los Angeles Transverse Ranges: Verdugo Mountains Region: South side, along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway .Area burned in Summer-Fall of 2002. 783 Comment
  POM348805  Hoita macrostachya H. de Forest 1934-5-1 s.n. Los Angeles Verdugo Woodlands, Glendale Comment
  RSA628349  Holocarpha heermannii Steve Boyd 1998-10-7 10299 Los Angeles Southern edge of the Antelope Valley at the north base of Portal Ridge, along 180th Street West, near the California Aqueduct, east of mouth of Broad Canyon. 915 Comment
  RSA530045  Hordeum brachyantherum subsp. californicum Timothy S. Ross 1991-8-16 5826 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  SBBG42716  Hordeum depressum R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -240 Los Angeles Little Harbor Comment
  SEINET251714 Image available Hordeum depressum Unknown 1993-5-6 13959 Los Angeles Western Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave. F. 701 Comment
  SBBG13209  Hordeum murinum M. A. Piehl 1962-6-9 62331 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR216752  Hordeum murinum R. G. Swinney 2009-2-20 10015 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
  CATA774  Hordeum murinum subsp. glaucum Mark L. Hoefs 1991-6-5 1336 Los Angeles Santa Catalina Island: Hillside southeast of Hamilton Cove 60 Comment
  CAS-BOT-BC289408  Hordeum murinum subsp. leporinum Marcus E. Jones 1882-5-1 3562 Los Angeles Los Angeles Comment
  UCSB12228  Hordeum vulgare Hochberg, Fred 1961-3-17 Los Angeles 20 meters below Milk Barn, Middle Ranch, Middle Canyon, Catalina Island Comment
  LA211069  Hordeum vulgare Arthur C. Gibson; 2010-3-1 s.n. Los Angeles SANTA MONICA MOUNTAINS, Kittridge Rd., Woodland Hills, on the the margin of Santa Monica Mountains. Comment
  UCR239017  Hosackia oblongifolia var. oblongifolia Anuja Parikh, Nathan Gale 2010-6-16 3305 Los Angeles Transverse Range; San Gabriel Mountains, Upper Big Tujunga Canyon, 0.3 km east of Shortcut Station, 0.5 km north of State Hwy 2, Angeles Crest Hwy 1293 Comment
  UCSB26719  Hulsea heterochroma Wilken, Dieter 1969-7-3 Los Angeles Ridge west of Soldier Creek, along California State Highway 39, about 1 mile west of junction to Crystal Lake, San Gabriel Mtns. 1828 Comment
  CAS-BOT-BC400797  Hypericum anagalloides R. J. Dobbs 1924-7-15 s.n. Los Angeles Windy Camp - Mt. Islip Comment
  SBBG32119  Hypochaeris glabra R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -260 Los Angeles between Sweetwater and Middle Ranch Cyns Comment
  CDA5570  Ipomoea mutabilis T. C. Fuller 1963-4-25 10301 Los Angeles North of highway bridge over creek, Pacific Coast Highway (101 Alt.) mouth of Topanga Canyon. 0 Comment
  LA202295  Iris pseudacorus Arthur C. Gibson; 2005-5-14 5046 Los Angeles SANTA MONICA MOUNTAINS, Cold Creek Canyon, Cold Creek Preserve Comment
  CAS-BOT-BC311717  Isocoma menziesii var. vernonioides Henry J. Thompson 1958-10-23 1814 Los Angeles Santa Monica Mountains. Point Dume 30 Comment
  RSA4773  Isocoma menziesii var. vernonioides James Snow 1932-1 s.n. Los Angeles Plants of the Bryant Ranch, near Long Beach, California. South East 1/4 Section 2, Township 5 S, Range 12 W Station #1, Plant #4. Comment
  RSA279136  Jaumea carnosa R. F. Thorne 1974-9-13 45090 Los Angeles Santa Catalina Island: Inside Ballast Point, Catalina Harbor. 2 Comment
  SFV20027  Jaumea carnosa A. Dittmer, S. Dark 2004-10-1 69 Los Angeles Ballona Wetlands. West side of wetlands on the north side of Jefferson Ave. close to road. Comment
  UC2030162  Juglans californica Steve Boyd with Michael Denslow 2002-5-9 10438 Los Angeles Transverse Ranges, San Gabriel Mountains: S of Sunset Peak along Sunset Peak Road, on divide between Wolfskill and Palmer canyons Comment
  UCD81212  Juglans californica S. J. Seybold and T. W. Coleman 2009-4-18 4 Los Angeles West side of San Gabriel Reservoir, ca. 1.75 km SE of the Rincon Fire Station. 460 Comment
  UC5320  Juglans californica var. californica J. H. Barber 1897-4-4 125 Los Angeles Santa Monica Exp't Station Comment
  UCR209194  Juglans nigra A. C. Sanders, R. E. Riefner Jr. 2009-8-18 37164 Los Angeles San Gabriel Valley, Whittier Narrows near South El Monte, north of San Gabriel River channel and SE of Durfee Ave., west half of Whittier Narrows Nature Center along SCE powerlines 69 Comment
  UC212770  Juncus I. Johnston 1917-5-13 Los Angeles El Monte 91 Comment
  RSA593397  Juncus acutus subsp. leopoldii Steve Boyd, Orlando Mistretta 1996-5-23 8823 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  SD252225  Juncus bufonius Steven A. Junak 1999-7-15 Sca 1030 Los Angeles Santa Catalina Island. Bulrush Canyon. 238 Comment
  UC1147892  Juncus bufonius Robert F. Thorne 1966-4-6 35901 Los Angeles n of Catalina Airport; Santa Catalina Island 435 Comment
  UCR210121  Juncus bufonius R. G. Swinney 2008-7-24 9338 Los Angeles San Gabriel Mtns., Waterman Mountain, ski runway on east-facing slope 2390 Comment
  RSA777206  Juncus bufonius var. bufonius Orlando Mistretta, Christine Mistretta 2010-5-19 5122 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
  JEPS45916  Juncus ensifolius Joseph Andorfer Ewan 1934-8-10 8432 Los Angeles nw slope Mount Waterman; San Gabriel Mts. 2286 Comment
  RSA0022828  Juncus macrophyllus Duncan S. Bell, Caitlin Elam 2013-8-1 5567 Los Angeles Sheep Mountain Wilderness; south side of Prairie Fork; Pine Mountain Ridge; Columbine Spring. 2174 Comment
  RSA669338  Juncus macrophyllus LeRoy Gross, Naomi Fraga, Steve Williams 2002-7-17 562 Los Angeles North side: La Tuna Canyon, follow creekbed just north of La Tuna Canyon Road 295 Comment
  SBBG127067  Juncus macrophyllus A. Parikh, N. Gale 2011-6-13 3460 Los Angeles N of Aliso Cyn, just W of Angeles Forest Hwy, 1.2 km N of Aliso Cyn Rd; San Gabriel Mtns 1195 Comment
  UCR182852  Juncus macrophyllus R. G. Swinney 1997-8-6 5765 Los Angeles San Gabriel Mtns, Table Mountain area, ridge immediately east of Jesus Canyon, at north end of road 4N57, NW of Wrightwood 1890 Comment
  RSA715748  Juncus oxymeris Scott D. White, Andrea Warniment 2006-7-6 11609 Los Angeles Gorman area, sag ponds and adj. slopes just N of Gorman Post Rd. 1113 Comment
  RSA662675  Juncus rugulosus LeRoy Gross 2001-11-17 457 Los Angeles San Gabriel Mountains: below trail from Three Points to Twin Peaks. 1921 Comment
  RSA589091  Juncus rugulosus Orlando Mistretta 1994-9-13 1468 Los Angeles San Gabriel Mountains; Santiago Canyon; Santiago Creek near jct. of Forest Road 4N20 and BM 3980 1213 Comment
  RSA70313  Juncus xiphioides F. W. Peirson 1921-5-20 2418 Los Angeles Little Rock Creek 1204 Comment
  CAS-BOT-BC80999  Juniperus californica Le Roy Abrams; E. A. McGregor 1908-7-5 678 Los Angeles Lone Pine Canyon, slopes of the San Gabriel Mountains Comment
  UCR196009  Juniperus californica R. F. Thorne 1973-5-11 43569 Los Angeles Transverse Ranges; San Gabriel Mtns region, Mohave Desert Slope, along Mt. Emma Road, 1.9 mi west of Little Rock Creek, below the dam 1159 Comment
Read comments
Jan 27 2011
  CAS-BOT-BC235528  Keckiella antirrhinoides var. antirrhinoides Antone Blazic 1923-4-5 12 Los Angeles Los Angeles Comment
  CAS-BOT-BC235730  Keckiella cordifolia Tim Ross 1993-4-22 6914 Los Angeles Santa Catalina Island: SW part of the island in Bullrush Canyon; along dirt road (no longer maintained) that ascends the ridge to the N and drops to Thompson Dam 243 Comment
  CAS-BOT-BC235732  Keckiella cordifolia F. A. M. 1936-5-20 14682 Los Angeles Sepulveda Canyon Comment
  SBBG95604  Keckiella cordifolia M. B. Dunkle 1939-4-6 7287 Los Angeles Mosquito Harbor Comment
  UC1234776  Keckiella cordifolia Peter H. Raven 1962-5-22 17830 Los Angeles first canyon w Lions Head Point; Santa Catalina Island Comment
  UC535525  Keckiella cordifolia Ira W. Clokey, B. Templeton May 1929 4561 Los Angeles Mandeville Canyon; Santa Monica Mountains 500 Comment
  SEINET12269337  Keckiella cordifolia J. F. Bright, Wyman, C. 1931-1 5670 A Los Angeles out of Hollywood Comment
  RSA550395  Keckiella ternata subsp. ternata Tim S. Ross 1992-7-10 6683 -A Los Angeles San Gabriel Mountains: Big Tujunga Creek between Coldwater and Wickiup Canyons; N and NE slope above stream. 975 Comment
  RSA802448  Keckiella ternata subsp. ternata Orlando Mistretta, Christine Mistretta 2011-7-13 5945 Los Angeles Big Tujunga Canyon, near head of Maple Cyn, S of Angeles Forest Hwy, 1.9 miles W of jct. of Angeles Forest Hwy and Angeles Crest Hwy. 942 Comment
  RSA0119945  Krascheninnikovia lanata R. G. Swinney 2014-4-23 16181 Los Angeles San Gabriel Mountains: east of Valyermo, Holcomb Ridge, 0.18-032 miles north of Bob's Gap Rd. 1.04 air-miles west of Bob's Gap. 1268 Comment
  RSA596215  Krascheninnikovia lanata T. S. Ross, Steve D. Boyd, Peter W. Fritsch 1990-6-11 3383 Los Angeles San Gabriel Mountains, Little Rock Creek: Joshua tree Campground on SW side of Little Rock Creek reservoir 997 Comment
  SEINET200268 Image available Lamarckia aurea Unknown 20 -25 Los Angeles San Gabriel Valley near Claremont Comment
  UCR197126  Lamium amplexicaule LeRoy Gross 2007-3-12 2597 Los Angeles Transverse Ranges; Verdugo Mountains, base of northern side of the range, behind the Foothill Athletic Club at the southern end of Lowell Avenue 468 Comment
  POM50870  Larrea tridentata A. D. E. Elmer 1902-06 3664 Los Angeles Lancaster. Comment
  SBBG67804  Larrea tridentata R. Hoffmann 1927-9-23 Los Angeles Lancaster Comment
  CAS-BOT-BC412759  Lastarriaea coriacea Louis C. Wheeler 1932-5-26 745 Los Angeles San Gabriel Wash 106 Comment
  CAS-BOT-BC338115  Lasthenia californica Geo. B. Grant 1901-1-1 98 Los Angeles Probably in the vicinity of Pasadena Comment
  SFV3750  Lasthenia californica K. A. Wilson 1962-3-25 1258 Los Angeles San Gabriel Mountains Soledad Canyon. Small, burnt over canyon west of Bee Canyon, north of River's End Ranch. 610 Comment
  CAS-BOT-BC338133  Lasthenia californica D. W. Kyhos 1962-3-25 62 -50 Los Angeles Point Dume Comment
  SDSU21376  Lasthenia californica subsp. californica S. H. Bullock 1968-4-2 28 Los Angeles Claremont, Blanchard Park, Mills Ave. between 1st and 6th Streets. No slope. 351 Comment
  RSA0009797  Lasthenia coronaria Marcus E. Jones 1882-2-27 3026 Los Angeles Pasadena. Comment
  UC135364  Lasthenia coronaria C. F. Baker 1903-8-13 4091 Los Angeles Claremont Comment
  UC284905  Lasthenia gracilis G. B. Grant 1904-5-14 6221 Los Angeles Playa del Rey Comment
  UCD133798  Lasthenia gracilis Daryl Koutnik; Bruce Holguin 1978-4-1 209 Los Angeles Sierra Pelona Valley, west side of Anthony road and north of Sierra Highway. 548 Comment
  UCR185593  Lasthenia gracilis A. C. Sanders 2007-4-25 33593 Los Angeles Tehachapi Mtns., Oso Canyon, 0.7 mi. SE of the Kern Co. line along Oso Cyn. Rd. 1143 Comment
  SBBG108420  Lathyrus odoratus T. Ross, G. Allan, M. Elvin, J. Stone 1995-5-20 8591 Los Angeles N-S rd between upper Larkspur Cyn and Marine Terrace Grade, ca. 960' S of the center of the old airfield landing strip 266 Comment
  SEINET269220  Lathyrus vestitus Scott D. White, Chet McGaugh 1995-5-9 2997 Los Angeles E edge of Santa Susana Mts W of San Gabriel Mts. Sunshine Canyon Landfill property: W of San Fernando Rd and I-5 Fwy 457 Comment
  RSA188071  Lathyrus vestitus subsp. alefeldii R. F. Thorne 1966-4-28 36205 Los Angeles Santa Catalina Island, road to Renton Mine, Pebbly Beach Canyon. 244 Comment
  RSA405726  Lathyrus vestitus subsp. alefeldii C. B. Liter 1928-4-4 s.n. Los Angeles Catalina Island. Comment
  POM155760  Lathyrus vestitus subsp. laevicarpus M. L. Bryan 1928-3-2 60 Los Angeles Mandeville Canyon, near Santa Monica Comment
  CATA1456  Lathyrus vestitus var. alefeldii Mark L. Hoefs, Robert F. Thorne 1996-4-6 2640 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  SBBG32134  Lathyrus vestitus var. alefeldii R. N. Philbrick with R. F. Thorne 1967-5-18 B 67 -213 Los Angeles lower-middle Bullrush Cyn, Salta Verde Comment
  RSA705046  Lathyrus vestitus var. vestitus E. A. Purer 1935-5-11 6561 Los Angeles Malibu Road, [Santa Monica Mountains] Comment
  RSA90454  Lathyrus vestitus var. vestitus F. W. Peirson 1919-11-17 s.n. Los Angeles hills east of Rubio Canyon 640 Comment
  SBBG12937  Lavatera assurgentiflora subsp. glabra E. R. Blakley 1961-9-23 4739 Los Angeles Bird Rock, 0.5 mi offshore from Isthmus Harbor; ISOTYPE Comment
  RSA0070131  Layia glandulosa Orlando Mistretta, Christine Mistretta 2003-4-30 1984 Los Angeles Saddleback Butte State Park. 824 Comment
  RSA503195  Layia glandulosa Gary D. Wallace 1966-4-24 497 Los Angeles Along Hwy 138 just 1/2 mile south of where it joins Pearblossom Hwy. 9 miles east of Pearblossom. 762 Comment
  RSA729350  Layia glandulosa R. G. Swinney 1999-5-1 7094 Los Angeles San Gabriel Mtns./Mojave Desert: Graham Canyon, 2.4 miles south of Ft. Tejon Rd., c. 200 m north of Mescal Highlands Rd. 1341 Comment
  UCR82275  Layia glandulosa J. M. Stewart 1994-4-11 827 Los Angeles Western Mojave Desert, Antelope Valley, Munz Canyon Road, near Elizabeth Lake 1098 Comment
  POM4831  Layia platyglossa subsp. campestris I. M. Johnston 1917-4-11 s.n. Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] Comment
  RSA368969  Lemna valdiviana Freda Detmers 1928-10-17 s.n. Los Angeles Verdugo Woodlands. Comment
  UCR146503  Lepechinia fragrans Scott D. White 2004-7-28 10662 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  UCR146521  Lepechinia fragrans Scott D. White 2004-9-3 10744 Los Angeles San Gabriel Mountains, 'Grizzly Flat' c. 1 air mi N of Angeles Crest hwy and c. 1 air mi south of Big Tujunga Cyn. Rd. (Condor Peak) 854 Comment
  SD52156  Lepidium S. B. Parish 1908-6-5 Los Angeles Los Angeles Comment
  RSA746800  Lepidium didymum R. G. Swinney 2008-3-26 8576 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR55854  Lepidium flavum J. A. Adams 1966-4-20 704 B Los Angeles Mojave Desert, 5 miles from [NE of] Llano, near Black Butte 610 Comment
  UCR161197  Lepidium fremontii T. B. Salvato, Melissa Clemons 2005-9-27 1240 Los Angeles West Mojave Desert, western edge of the Lancaster Sewage Disposal Ponds near the intersection of Hwy 14 and Avenue D, c. 4 miles SW of Rosamond (dry) Lake 704 Comment
  RSA429893  Lepidium fremontii B. C. Templeton 1931-4-19 s.n. Los Angeles 9 miles W of Lancaster 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
  CATA1730  Lepidium latipes Mark L. Hoefs, Steven A. Junak 2000-4-14 3077 Los Angeles Santa Catalina Island: Hill above Empire Landing 327 Comment
  CAS-BOT-BC12472  Lepidium nitidum Marcus E. Jones 1882-2-27 3036 Los Angeles Pasadena. Comment
  CATA858  Lepidium oblongum Mark L. Hoefs, Robert F. Thorne, John M. Tucker, Grady L. Webster 1992-3-30 1667 Los Angeles Santa Catalina Island: Little Harbor 4 Comment
  UCR99441  Lepidium pinnatifidum L. C. Wheeler 1945-8-25 6100 Los Angeles Alhambra; W Main St. 155 Comment
  SD230190  Lepidium pinnatifidum Louis C. Wheeler 1973-6-12 Los Angeles California State University, Long Beach. Comment
  RSA429656  Lepidium virginicum var. pubescens Anstruther Davidson 1890-05 s.n. Los Angeles Los Angeles. Comment
  RSA754091  Lepidospartum squamatum Ellen Mackey, Bart O'Brien, Blake Whittiington 2006-10-19 NFWF- 1805 Los Angeles Lario San Gabriel River Trail Park. 180 Comment
  RSA754147  Lepidospartum squamatum Ellen Mackey, Blake Whittiington 2006-10-26 NFWF- 1839 Los Angeles San Gabriel River near Rincon Ranger Station 450 Comment
  UCR277093  Lepidospartum squamatum R. G. Swinney 2010-10-5 13992 Los Angeles San Gabriel Mountains, east end of Placerita Canyon Natural Area, near confluence of Placerita and Los Pinetos canyons 549 Comment
  RSA595107  Leptosiphon androsaceus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8587 Los Angeles Liebre Mountains, northwestern base of the range at the extreme southeastern end of Peace Valley along Angeles National Forest Road 8N01 6.7 road miles from jtn with 8N05 and ca 1.0 road mile from West Branch California Aqueduct 1098 Comment
  SD44505  Leptosiphon aureus Herbert L. Mason 1926-4-26 2945 Los Angeles Pacoima Wash, foothills of San Gabriel Mountains. Comment
  RSA251416  Leptosiphon bicolor R. F. Thorne 1966-4-17 31627 Los Angeles San Clemente Island, Box Canyon, NW of Horse Canyon, SW of Thirst. 274 Comment
  RSA0081005  Leptosiphon breviculus Dick Swinney 1994-6-12 2885 Los Angeles Sheep Mountain Wilderness, Prairie Fork Canyon, 2.1 mi. SE of jct of FS rds 3N06 and 3N39, at rd 3N39. S of road. 2194 Comment
  RSA0095149  Leptosiphon breviculus Orlando Mistretta, Peter L. Morrell 1992-6-4 495 Los Angeles Traverse Ranges: San Gabriel Mnts region: Short Cut Canyon, OVH area. Arroyo District, paralleling Big Tujunga. Comment
  RSA0086923  Lessingia glandulifera var. glandulifera R. G. Swinney 2010-6-23 13336 Los Angeles Hansen Dam Flood Control Basin, 0.1-0.4 miles E of Orcas Park on N side of Big Tujunga Wash, east end of survey area due south of Christy Ave. 331 Comment
  UC220737  Lessingia glandulifera var. glandulifera A. D. E. Elmer June 1902 3620 Los Angeles Palmdale Comment
  OBI35691  Leymus condensatus Rebecca Cicoria 1982-5-8 65 Los Angeles Palos Verdes Peninsula: Sepulveda Cyn, along Si's Trl, Rolling Hills Comment
  RSA603773  Leymus condensatus C. Epling, Louis C. Wheeler 1933-6-4 1856 Los Angeles 1 mi. W mouth San Francisquito Canyon near Saugus. Comment
  SBBG31217  Leymus condensatus R. F. Thorne with P. C. Everett 1965-6-23 34993 Los Angeles near mouth of Hamilton Cyn 22 Comment
  SEINET10595835  Leymus condensatus LeRoy R. Abrams 1902-7-2 Abrams 2638 Los Angeles Little Santa Anita canyon, Sierra Madre. Comment
  SEINET7906417  Libocedrus decurrens J. Massey, B. Christman 1966-1 Los Angeles Ice House Canyon Trail, near Lodge 1219 Comment
  POM308208  Linanthus californicus subsp. glandulosus Henry J. Ramsey 1940-6-1 2994 Los Angeles West of Etiwanda. Comment
  RSA468444  Linanthus californicus subsp. glandulosus Alva Watry 1931-5-10 s.n. Los Angeles Rattlesnake Canyon 1067 Comment
  LA88264  Linanthus concinnus O. H. Kappler; 1947-6-7 1476 Los Angeles San Gabriel Mountains, Mount Waterman Area, along Angeles Crest Hiway 2133 Comment
  RSA599817  Linanthus dichotomus Steve Boyd, Lauren Raz 1997-3-26 9391 Los Angeles Liebre Mountains region: Summit of Sierra Pelona Ridge near the divide between Martindale Canyon to the north and Spade Spring Canyon to the south. 1377 Comment
  RSA798111  Linanthus pungens Jane Tirrell 2012-7-25 LS) 125 - Los Angeles Approx. 0.5 mi. west of Mt. Hawkins on slope above Pacific Crest Trail 2578 Comment
  UCR178795  Lithophragma R. G. Swinney 1989-4-25 s.n. Los Angeles San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon 442 Comment
  CAS-BOT-BC426255  Lithophragma affine I. Johnston 1917-5-6 1927 Los Angeles Evey Canon, north of Claremont 762 Comment
  UCR143303  Lithophragma affine Reid Moran 1941-3-6 682 Los Angeles Channel Islands, Middle Ranch Canyon, Santa Catalina Island 300 Comment
  POM142568  Lithophragma affine subsp. mixtum L. R. Abrams 1899-03 248 Los Angeles Santa Monica Mts. Comment
  UCR146528  Lobelia dunnii Scott D. White 2004-7-28 10658 Los Angeles San Gabriel Mtns., Clear Creek area. In and around the 'The Pines' Picnic area, immediately south of Angeles Forest Hwy, c. 0.5 mi west of jtn. with Angeles Crest Hwy. 1052 Comment
  POM78665  Lobelia dunnii var. serrata Albert J. Perkins 1912-10-20 s.n. Los Angeles Santa Anita Canyon, Sierra Madre. Comment
Read comments
Sep 16 2007
  RSA441651  Loeflingia squarrosa George B. Grant 5486 Los Angeles [Unspecified] Comment
  UC1576172  Loeflingia squarrosa var. squarrosa Geo. B. Grant 1903-5-12 701 a-5486 Los Angeles Pasadena Comment
  RSA65164  Loeflingia squarrosa var. squarrosa F. W. Peirson 1921-6-20 5348 Los Angeles N fork San Gabriel River 914 Comment
  POM146290  Loeseliastrum matthewsii J. B. Feudge 1925-5-23 1797 Los Angeles N. or Rosamond. 762 Comment
  CAS-BOT-BC342193  Logfia filaginoides Javier Penalosa 1961-5-21 1512 Los Angeles San Gabriel Canyon Comment
  RSA0106842  Logfia filaginoides R. G. Swinney 2011-5-10 14639 Los Angeles San Gabriel Mountains: Angeles Natl. Forest, Manzanita Mt., at junction of Firebreak Ridge and Manzanita Mt. Trail, 0.8 mile south of Placerita Cyn. Nature Center. 616 Comment
  UC777931  Lolium temulentum Frank W. Gould 1944-5-7 2336 Los Angeles 3 mi e Compton Comment
  LA51813  Lomatium dasycarpum Mildred E. Mathias; 1957-4-4 3160 Los Angeles Santa Monica Mountains, Decker Canyon Rd, 0.3 mi SW of Decker Fire Station. Fire trail Comment
  SD121797  Lomatium dasycarpum Ralph Hoffmann 1931-5-3 329 Los Angeles Brushy slope, southern end of Bouquet Canyon. Comment
  SEINET6076612  Lomatium utriculatum Unknown 1969-5-3 Los Angeles San Gabriel Mountains. Bluebird Truck Trail. Comment
  RSA209538  Lomatium vaginatum C. W. Tilforth 1969-4-15 181 Los Angeles Between Whittier & West Covina along Colima Ave just n. of Punta del Este Rd. Comment
  SDSU1434  Lonicera hispidula var. vacillans R. M. Beauchamp 1966-8-8 53 Los Angeles Santa Catalina Island. 122 Comment
  UC184329  Lonicera interrupta A. D. E. Elmer June, 1902 3694 Los Angeles Acton Mt. Gleason Comment
  SEINET3154847  Lonicera subspicata G. B. Grant 1904-6-15 706 -A Los Angeles collected at Pasadena Comment
  SBBG10283  Lonicera subspicata var. subspicata K. K. Muller 1953-5-2 588 Los Angeles S of Camp Orizaba, mouth of Swain Cyn Comment
  RSA660886  Lotus argophyllus var. adsurgens Orlando Mistretta 1992-4-5 148 Los Angeles Guds, San Clemente Island. Comment
  RSA622842  Lotus argophyllus var. argophyllus L. C. Wheeler 1968-7-3 s.n. Los Angeles North side of Bichota Canyon, east of heliport. 1402 Comment
  UCR205841  Lotus corniculatus R. G. Swinney 2008-6-9 8975 Los Angeles San Gabriel Mtns., mouth of Sandrock Creek, 0.26 mi. (air) south of Valyermo post office 1137 Comment
  RSA139170  Lotus dendroideus var. traskiae Reid V. Moran 1958-9-15 6841 Los Angeles San Clemente Island, slope above Wilsons Cove. 50 Comment
  RSA588159  Lotus heermannii var. heermannii Orlando Mistretta 1994-5-23 1246 Los Angeles Little Rock Creek. Drainage E of Creek and N of Forest Rd. 4N15 1220 Comment
  RSA532829  Lotus nevadensis var. davidsonii T. S. Ross 1991-8-14 5789 Los Angeles Pacifico Mtn Rd, 0.5 mi E of Lower Pacifico Campground Rd. 1927 Comment
  RSA597022  Lotus nevadensis var. davidsonii T. S. Ross 1990-6-25 3824 Los Angeles ridgetop to the NW of Crystal Lake (ridge descending SSW from Mt. Islip) 2072 Comment
  UCR271308  Lotus oblongifolius R. G. Swinney 2011-10-10 15728 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  RSA547474  Lotus oblongifolius var. oblongifolius T. S. Ross 1992-7-24 6767 Los Angeles Vicinity of Strawberry Spring, 76 deg. ENE, 900 m distant from Strawberry Peak summit 1460 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
  UCR193484  Lotus procumbens R. G. Swinney 1999-6-18 7292 Los Angeles San Gabriel Mtns., Big John Flat, SE end along canyon bottom of east fork of Boulder Canyon 1732 Comment
  UC1129076  Lotus procumbens var. procumbens A. D. Gifford 1935-5-10 207 Los Angeles 2 1/3 mi s of Neenach 1005 Comment
  UCR125617  Lotus purshianus A. C. Sanders 2003-5-26 25866 Los Angeles San Gabriel Valley, long abandoned gravel pit on boundary between Irwindale and Azusa, east of Irwindale Ave. and south of Foothill Blvd, north edge of 210 Fwy east of the San Gabriel River channel 171 Comment
  RSA279084  Lotus salsuginosus var. salsuginosus R. F. Thorne 1971-4-9 41517 Los Angeles San Gabriel Mountains, Angeles National Forest: San Dimas Canyon near dam on San Dimas Creek 457 Comment
  HSC98260  Lotus scoparius C. S. Apperson 1967-6-11 Los Angeles 4 mi. up Haskell Cyn. Rd. off of Bouquet Cyn. Rd. Comment
  RSA498652  Lotus scoparius V. V. Giles 1936-7-5 212 Los Angeles 1/8 mile East Holbrook Camp, Crystal Lake Road. Comment
  RSA406849  Lotus scoparius var. brevialatus L. E. Hoffman 1927-7-10 s.n. Los Angeles Swarthout canyon Comment
  UCR107830  Lotus scoparius var. brevialatus Anna Christensen 1997-4-2 12 Los Angeles Claremont. Bernard Biological Field Station (Claremont Colleges), NW corner of Mills Ave. and Foothill Blvd., 25 yds from E fence, 200 yds. into N. panhandle region. 412 Comment
  UCR177739  Lotus scoparius var. scoparius LeRoy Gross, Naomi Fraga, B. Hogshead, Aydee Virgen 2003-6-19 1088 Los Angeles Transverse Ranges; Verdugo Mountains region, North side of mountains: Entered west of Haines Canyon Park, off of Estepa Drive in Tujunga. 598 Comment
  RSA587349  Lotus strigosus Orlando Mistretta 1992-5-4 226 Los Angeles Little Rock Creek, Alimony Ridge 1463 Comment
  RSA682512  Lotus strigosus Scott D. White, Michael Honer 2003-5-7 9204 Los Angeles Liebre Mountains: Tapia Canyon, about 2 air miles east of Interstate 5 junction at Old Ridge Route. 427 Comment
  UCR270899  Lotus strigosus R. G. Swinney 2011-4-20 14433 Los Angeles San Gabriel Mountains, Mt. Emma Rd., 3 miles NE of jct. with Angeles Forest Hwy and to 0.5 mile upstream in Hunt Cyn. 1268 Comment
  UCR68940  Lotus strigosus Steve Boyd, T. S. Ross, L. Arnseth 1990-4-7 4252 Los Angeles Channel Islands, San Clemente Island: lower half of China Canyon, S end of island, W side 183 Comment
  POM6856  Lotus strigosus P. A. Munz, L. T. Street, G. Williams 2413 Los Angeles south of Pomona Comment
  RSA748348  Lotus strigosus var. strigosus Justin M. Wood 2009-6-1 788 Los Angeles Mill Creek Summit, roadisde turnout on Angeles Forest Hwy, 0.75 NE of Mt. Gleason Rd. junction. 1399 Comment
  RSA406355  Lotus wrangelianus L. C. Wheeler 1934-3-24 2475 Los Angeles Liveoak Canyon, San Gabriel Mts. 487 Comment
  UCR168299  Lotus wrangelianus Anstruther Davidson 1890-1 s.n. Los Angeles Transverse Ranges, foothills, Los Angeles 610 Comment
  CAS-BOT-BC201195  Lupinus Charles Piper Smith 1923-7-16 3786 Los Angeles Newhall Tunnel Hills Comment
  UCSB3242  Lupinus albifrons Norman Haller 1953-3-29 Los Angeles collected the UCLA Botanical Garden Comment
  SEINET10488411  Lupinus albifrons David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6450 x 7325 (3) Comment
  SEINET10870956  Lupinus arboreus David B. Dunn 1956-1 Dunn s.n. Los Angeles Plants 2 years old. Grown in field planting at rancho santa ana botanical Garden. Hybridization by d.b.dunn. Rsa # 6846 x 6450 (1) Comment
  UCSB10695  Lupinus benthamii Lloyd, Robert 1959-3-24 Los Angeles North side of Stae Highway 138; one-third mile east of Jct. with Fed. Highway 99; Tehachapi Mt. Range; Pacific Ocean Drainage Area 1097 Comment
  RSA659948  Lupinus bicolor Orlando Mistretta 1992-5-18 350 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  RSA747151  Lupinus bicolor R. G. Swinney 2008-5-8 8820 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
  SBBG38745  Lupinus bicolor M. B. Dunkle 1939-4-6 7321 Los Angeles San Clemente Island [Mosquito Ridge) Comment
  UC1129362  Lupinus bicolor A. D. Gifford 1934-4-23 143 Los Angeles 1 1/8 mi ne Cornell; Triunfo Pass Quadrangle Comment
  UC1401249 Image available Lupinus bicolor D. B. Dunn and C. Epling 1946-4-19 2129 Los Angeles 0.9 mi s Highway 99 and Highway 138 junction (and for several miles to the n of junction and n of the town of Gorman); ; N of Gorman, Los Angeles Co. 1066 Comment
  UCR223463  Lupinus bicolor R. G. Swinney 2009-6-3 11052 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
  POM2412  Lupinus bicolor subsp. microphyllus D. L. Crawford, Otis Hiatt 1916-3-29 s.n. Los Angeles Santa Monica Mountains. Comment
  RSA442332  Lupinus chamissonis Robert M. Perkins 1935-3-31 14 Los Angeles Playa del Rey. Comment
  SEINET7249063  Lupinus chamissonis Jeremiah George, Audrey George 2014-1 Los Angeles Comment
  UCD107524  Lupinus concinnus A. C. Sanders; D. Malueg 1998-6-22 22027 Los Angeles San Gabriel Mtns. La Canada, SCE Gould Substation off Hwy 2, Gould Canyon. 595 Comment
  SEINET10488646  Lupinus concinnus H. Lewis 1946-5-2 Lewis s.n. Los Angeles Collected on catalina island at whitley ave. At canyon, on hillside back of Town. Comment
  SEINET10490310  Lupinus concinnus var. concinnus Robert F. Thorne 1966-1 Los Angeles Comment
  RSA229060  Lupinus elatus R. F. Thorne 1969-7-29 38855 Los Angeles N facing slope above Angeles Crest Hwy N & below Lily Spring at headwater of S fork Big Rock Creek 2317 Comment
  UCR132316  Lupinus excubitus John F. Green 2003-7-17 s.n. Los Angeles San Gabriel Mtns., Arroyo Seco, Pasadena, c. 1 mile north of Jet Prop. Lab., transect three 427 Comment
  SEINET13276795 Image available Lupinus excubitus subsp. hallii R. G. Swinney 2011-1 14498 Los Angeles San Gabriel Mountains: Islip Canyon, tributary of San Gabriel Cyn., from Hwy 39 to 0.4 mile upstream, NE of Morris Reservoir (Glendora 7.5' Q.) (T1N R9W S6) 378 Comment
  RSA771612  Lupinus excubitus var. johnstonii Robert F. Thorne, C. W. Tilforth, John Dourley, R. Scoggin 1972-8-11 42204 Los Angeles Angeles National Forest; Along Angeles Crest Hwy near Three Points. 1829 Comment
  RSA756905  Lupinus formosus R. G. Swinney 2008-6-17 9037 Los Angeles 2.3 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1992 Comment
  SFV22095  Lupinus formosus var. formosus O. Mistretta, C. Mistretta 2010-6-17 5339 Los Angeles San Gabriel Mountains Upper Big Tujunga Canyon. Alder Creek, 0.4 miles upstream (northwest) of creek crossing at Upper Big Tujunga Canyon Road. 1025 Comment
  UCR208912  Lupinus formosus var. formosus Orlando Mistretta, Mark A. Elvin 1995-6-20 1814 Los Angeles Transverse Ranges; San Gabriel Mountains region, Bare Mountain Canyon 1738 Comment
  RSA0087086  Lupinus hirsutissimus R. G. Swinney 2010-3-18 11975 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  RSA592471  Lupinus hirsutissimus Mark Hoefs 1973-3-11 57 Los Angeles Santa Catalina Island. Near Renton Mine Road. 213 Comment
  RSA595124  Lupinus hirsutissimus Steve Boyd, Orlando Mistretta, John Dolan 1996-4-18 8570 Los Angeles Liebre Mountains, upper West Fork Liebre Gulch along Angeles National Forest Road 8N01, 6.2 road miles from jtn with 8N05. 1174 Comment
  SEINET4044523  Lupinus hirsutissimus D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 289 Comment
  CAS-BOT-BC211698  Lupinus longifolius Charlotte Hoak 1947-4-26 11701 Los Angeles Montrose, near La Canada Comment
  RSA1715  Lupinus longifolius Carl B. Wolf 1931-5-14 2053 Los Angeles Beverly Blvd west of the Los Angeles Botanic garden site 122 Comment
  OBI48513  Lupinus microcarpus var. microcarpus Rhonda Riggins 1981-5-24 1232 Los Angeles Along Peace Valley Rd (frontage to I5) 0.5 mi S Frazier Mtn Park Rd, 2 mi N Gorman Comment
  RSA0003464  Lupinus mollisifolius Theodore Payne 1918-5-20 3310 Los Angeles Sierra Madre. Comment
  UC1129646  Lupinus nanus A. D. Gifford 1935-3-31 541 Los Angeles 6 mi nw Redrock Mountain; Angeles National Forest, Tejon Quad. Comment
  JEPS24437  Lupinus peirsonii Charles F. Quibell 1960-5-28 400 Los Angeles on se side of Mount Islip, visible from the Crystal Lake area Mount Islip 2133 Comment
  SFV20858  Lupinus sparsiflorus L. Gross, M. Denslow, M. Sidibeh, V. Soza 2003-2-10 724 Los Angeles Verdugo Mountains South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Ridge east of the Brand Canyon Cemetary west of the land fill. Lower part of Brand Park motorway on southwest tranding ridge. 307 Comment
  JEPS65442  Lupinus sparsiflorus Frank W. Peirson 1918-6-12 87 Los Angeles foothills e Rubio Canyon; foothills e of Rubio Canyon 609 Comment
  UCSB7327  Lupinus sparsiflorus McElwain, Isabelle 1953-3-7 Los Angeles 1/4 mile north 18000 Bull Canyon Rd., Granada Hills Comment
  HSC14883  Lupinus subvexus C. S. Apperson 1967-6-11 Los Angeles 4 miles up Haskell Cyn. Rd off of Bouquet Cyn. Rd. Comment
  RSA414304  Lupinus succulentus F. R. Fosberg 1931-4-10 689 Los Angeles Avalon Canyon, Santa Catalina Island 160 Comment
  SBBG95199  Lupinus succulentus M. B. Dunkle 1928-5-31 1768 Los Angeles Little Harbor 91 Comment
  UCR189665  Lupinus succulentus R. G. Swinney 1990-3-24 1556 Los Angeles Los Angeles Basin, South Hills, a ridge on the south side of the city of Glendora. East end of High Country Drive 305 Comment
  UCR256874  Lupinus succulentus R. G. Swinney 2010-6-8 13212 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
  RSA582457  Lupinus succulentus L. C. Wheeler 1935-4-25 3440 Los Angeles Placerita Canyon, San Gabriel Mountains. 457 Comment
  CHSC8296  Lupinus truncatus Edward L. Smith 1957-4-25 174 Los Angeles Located in Little Dalton Canyon. San Gabriel Mountains. 365 Comment
  RSA3536  Lupinus truncatus Carl B. Wolf 1932-5-9 3480 Los Angeles Left (east) fork of Pebbly Beach Canyon about 1/3 mile above the Mexican houses, Santa Catalina Island. 152 Comment
  UCR93306  Lupinus truncatus T. S. Ross, D. L. Banks 1994-4-13 7537 Los Angeles San Gabriel Mtns., Liebre Mountains, lower Clearwater Canyon, c. 1545 m ESE of Plum Spring and c. 770 m west of San Francisquito Powerhouse No. 1 671 Comment
  RSA150660  Lupinus truncatus Peter H. Raven 1962-5-9 17649 Los Angeles Just N of Gray, San Clemente Island 366 Comment
  RSA230241  Luzula comosa var. laxa Robert F. Thorne 1969-7-2 38231 Los Angeles San Gabriel Mountains, Angeles National Forest: Charlton Flats burn (of 1954) 1601 Comment
  RSA633354  Lycium andersonii Louis C. Wheeler 1973-4-21 s.n. Los Angeles Foothills of San Gabriel Mountains: 2 miles northeast of Vincent. 991 Comment
  CAS-BOT-BC231605  Lycium cooperi Ira L. Wiggins 1966-4-15 20586 Los Angeles Immediately east of J.F.L. Motel, Pearblossom. Mohave [Mojave] Desert Comment
  UC26131  Lycium cooperi Dr. A. Davidson May 1895 Los Angeles Lancaster Comment
  POM141537  Lyonothamnus floribundus subsp. aspleniifolius T. S. Brandegee 1894-08 6438 Los Angeles San Clemente Island. Comment
  RSA451627  Lyonothamnus floribundus subsp. aspleniifolius Larry E. DeBuhr, Gary D. Wallace 1972-9-3 712 Los Angeles Horse Canyon 427 Comment
  JEPS45594  Lyonothamnus floribundus subsp. floribundus W. L. Jepson 1908-7-13 3045 Los Angeles Swain Canyon Catalina Island Comment
  RSA187708  Lyonothamnus floribundus subsp. floribundus Robert F. Thorne 1966-9-15 36683 Los Angeles Santa Catalina Island. N side of West Peak, W end of island 518 Comment
  RSA582446  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8204 Los Angeles Santa Catalina Island. W end of the island, midway between Star Bay and Black Point. 280 Comment
  RSA589864  Lyonothamnus floribundus subsp. floribundus Tim S. Ross, Neal, Takara, Bob Given, Gay, Fone 1994-8-3 8208 Los Angeles Santa Catalina Island. W end of island, N side of main east-west ridge system, at head of Bouchette Canyon draining NE to Johnson's Landing. 405 Comment
  CAS-BOT-BC343705  Madia elegans Le Roy Abrams; E. A. McGregor 1908-6-20 378 Los Angeles Liebre Mountain 1463 Comment
  RSA605876  Madia elegans subsp. vernalis R. S. Woglum 1940-4-27 2681 a Los Angeles Eastern Transverse Ranges: Spring Hill; San Gabriel Mountains; Angeles National Forest. Comment
  POM362162  Madia exigua Anstruther Davidson s.n. Los Angeles Santa Catalina Island. Comment
  POM362172  Madia gracilis F. R. Fosberg 1931-1 692 Los Angeles Pebble [Pebbly] Beach Canyon, Rt Fortk, Santa Catalina Island. 70 Comment
  RSA188029  Madia gracilis R. F. Thorne 1966-4-30 36345 Los Angeles Santa Catalina Island: mouth of Gallagher's Canyon. 8 Comment
  RSA592053  Madia gracilis Mark Hoefs 1973-5-4 208 Los Angeles Middle of Middle Ranch Canyon; Santa Catalina Island. 244 Comment
  RSA729862  Madia gracilis R. G. Swinney 1999-5-29 7238 Los Angeles lower East Fork San Dimas Canyon. 573 Comment
  UCR189729  Madia gracilis R. G. Swinney 1998-7-21 6481 Los Angeles San Gabriel Mtns., 0.8 mi. SE of junction of Pine Mountain Ridge and Fish Fork Trail 2256 Comment
  RSA188134  Madia sativa R. F. Thorne 1966-4-28 36220 Los Angeles Santa Catalina Island, west-facing rocky bank near upper end Renton Mine road in Pebbly Beach Canyon 259 Comment
  SBBG32029  Madia sativa R. N. Philbrick, R. F. Thorne 1967-5-18 B 67 -206 Los Angeles Middle Bullrush Cyn, Salta Verde Comment
  RSA85457  Mahonia dictyota F. W. Peirson 1919-3-6 54 Los Angeles Eaton Canyon, south slope of San Gabriel Mts. 610 Comment
  CAS-BOT-BC231889  Malacothamnus davidsonii A. Davidson 1895-6-24 s.n. Los Angeles San Fernando Comment
  RSA433279  Malacothamnus davidsonii Fay A. MacFadden 1931-6-1 2957 Los Angeles Tuna Canyon, Verdugo Hills. Comment
  UCR178177  Malacothamnus davidsonii LeRoy Gross, Steve Fischer, G. D. Wallace, et al. 2002-12-7 677 Los Angeles Transverse Ranges: San Gabriel Mtns, Limekiln Canyon 518 Comment
  CATA789  Malacothamnus fasciculatus Mark L. Hoefs, Robert Given 1991-6-12 1356 Los Angeles Santa Catalina Island: Near road above Salta Verde Beach 76 Comment
  POM156515  Malacothamnus fasciculatus L. R. Abrams 1902-7-5 2656 Los Angeles Near the power house, San Gabriel Canyon. Comment
  RSA188296  Malacothamnus fasciculatus Robert F. Thorne 1966-6-2 36518 Los Angeles Santa Catalina Island. E of Black Jack Mt. on slopes of canyon leading to White s Landing. 229 Comment
  UC625105  Malacothamnus fasciculatus var. catalinensis F. R. Fosberg 1931-5-5 S 4770 Los Angeles Middle Ranch Dam; Santa Catalina Island; Middle Ranch Canyon 200 Comment
  UCR89393  Malacothamnus fasciculatus var. catalinensis E. R. Blakley 1962-10-3 5391 Los Angeles Channel Islands, Santa Catalina Island, E side of Black Jack Mtn. at start of road to White's Landing. 412 Comment
  POM2948  Malacothamnus fremontii L. R. Abrams, E. A. McGregor 1908-6-21 401 Los Angeles Oak Grove Canyon, Liebre Mts. Comment
  RSA597394  Malacothamnus fremontii Tim S. Ross, Steve D. Boyd 1990-6-18 3498 Los Angeles Ball Flat: 1500 m due N of Jackson Lake, between the Boulder Canyon and Mescal Creek drainages. 1744 Comment
  RSA434851  Malacothamnus marrubioides Anstruther Davidson 1892-7-4 s.n. Los Angeles Acton. Comment
  UC1122003  Malacothamnus marrubioides P. L. Johannsen 1934-2-13 282 Los Angeles 1 1/4 mi se Haskell Bouquet Canyon; Santa Susana quadrangle Comment
  CAS-BOT-BC345316  Malacothrix californica H. M. Hall 1905-6-1 6252 Los Angeles San Fernando Valley Comment
  SEINET11799405  Malacothrix californica J. F. Bright 1936-1 1002 Los Angeles Antelope Valley Comment
  RSA606993  Malacothrix clevelandii L. C. Wheeler 1968-5-24 s.n. Los Angeles San Gabriel Mountains: Northwest slope Smith Mt., along Bear Creek Trail. 1249 Comment
  UCR273156  Malacothrix clevelandii R. G. Swinney 2011-6-22 15276 Los Angeles San Gabriel Mountains, Charlton Flat Picnic Area, along East Fork Alder Creek, 0.2 miles west of Angeles Crest Hwy 1598 Comment
  RSA586988  Malacothrix glabrata Orlando Mistretta 1992-5-8 308 Los Angeles Slopes east of Little Rock Creek Reservoir. 1159 Comment
  RSA160868  Malacothrix glabrata P. C. Everett, Nick Lolonis 1962-4-30 24458 Los Angeles Hwy 138 at intersection with Palmdale Road Comment
  SD255659  Malacothrix saxatilis Ian Cain 2010-5-6 1397 Los Angeles East of Whitter in the Hacienda Heights; 1.08 km south east sof Rose Hills Chinese Temple. 262 Comment
  UCR210477  Malacothrix saxatilis R. G. Swinney 2008-11-30 9898 Los Angeles San Gabriel Mtns., Duarte, Van Tassel Canyon, 1.45 mi. north of Foothill Blvd. at El Encanto Dr., on Fish Canyon Rd. 204 Comment
  RSA188382  Malacothrix saxatilis var. tenuifolia R. F. Thorne, Percy C. Everett 1965-6-22 34866 Los Angeles Santa Catalina Island: Above pebbly beach S of Lookout Point. 30 Comment
  CATA1903  Malosma laurina Elizabeth Baniaga, Joseph Vickers, Ariella Markowitz, Leia Moyse, Makaela Ballard, Benjamin Carter 2012-8-3 Los Angeles Santa Catalina Island: City of Avalon, near base of Hermit Gulch Trail 121 Comment
  RSA609293  Malva nicaeensis Louis C. Wheeler 1974-5-2 s.n. Los Angeles Los Angeles: McClintock & 36 th Street, University of Southern California Campus. Comment
  SEINET8893257  Malva parviflora G. B. Grant 1901-1 747 Los Angeles Pasadena. Comment
  SBBG132315  Malvella leprosa S. A. Junak 1991-4-26 SCI- 235 Los Angeles NE end of island, just off main rd 121 Comment
  RSA440979  Marah macrocarpa Martha Hilend 1928-3-4 51 Los Angeles Santa Monica Mtns: N of Pacific Palisades. Comment
  LA57526  Marah macrocarpa s.n. Los Angeles SANTA MONICA MOUNTAINS, Comment
  UC1004925  Marah macrocarpa Philip A. Munz 1940-4-29 16574 Los Angeles ne Claremont (Base Line Road) 487 Comment
  RSA713811  Marah macrocarpa var. macrocarpa Valerie L. Soza, Miriam Sidibeh 2003-3-26 1620 Los Angeles Western San Rafael Hills: Ridge Motorway off Camino San Rafael, southwest of Emerald Isle Dr and Camino San Rafael junction, above Mayors Bicentennial Park. 579 Comment
  RSA440969  Marah macrocarpa var. major Blanche Trask 1900-03 s.n. Los Angeles Avalon, Santa Catalina Island. Comment
  UC456050  Marah macrocarpa var. major I. J. Condit 1911-3-27 Los Angeles Catalina Island Comment
  RSA188030  Matricaria occidentalis R. F. Thorne 1966-4-29 36290 Los Angeles Santa Catalina Island. Middle Ranch, Middle Ranch Canyon 198 Comment
  CAS-BOT-BC422750  Meconella denticulata W. R. Ernst 1957-4-19 160 Los Angeles About 1/4 mile south of the West Fork junction of the San Gabriel River on Highway 39. Comment
  LA200734  Meconella denticulata Martha Hilend; 1929-4-10 347 Los Angeles SANTA MONICA MOUNTAINS, Griffith Park 228 Comment
  POM229074  Meconella denticulata Florence J. Youngberg 1937-4-29 s.n. Los Angeles San Dimas Canyon. 610 Comment
  UC1178663  Meconella denticulata Peter Kamb 1947-5-25 536 Los Angeles near Sunset Ridge Guard station; San Gabriel Mtns, Millard Canyon 670 Comment
  RSA0088587  Medicago lupulina R. G. Swinney 2010-9-13 13836 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
  RSA91363  Medicago lupulina F. W. Peirson 1922-7-7 3191 Los Angeles Ranger's Cabin, Swartout Valley. 1799 Comment
  RSA765559  Medicago polymorpha Doris Bowers 1957-3-23 s.n. Los Angeles Rocky Point, LaVerne 335 Comment
  RSA597534  Medicago polymorpha L. C. Wheeler 1957-5-17 7267 Los Angeles Pasadena. Northwest corner Cal Tech campus, San Pasqual and North Wilson Avenue. Comment
  RSA765560  Medicago polymorpha Doris Bowers 1967-07 370 Los Angeles Palos Verdes Peninsula 305 Comment
  UCR247545  Medicago sativa Dan S. Cooper 2013-7-29 713- 35 Los Angeles South Coast, Torrance; vacant lot just SW if Crenshaw Blvd. and East 208th St. intersection 23 Comment
  CAS-BOT-BC47743  Melia azedarach Timothy S. Ross; Steve Boyd; Peter W. Fritschs 1990-6-11 2992 Los Angeles Big Rock Creek: just above the confluence of Holcomb Canyon Creek 1280 Comment
  CATA127  Melica imperfecta Mark L. Hoefs, A. Douglas Propst 1973-3-14 97 Los Angeles Santa Catalina Island: Ridge between Cape and Skull Canyons 304 Comment
  CLARK-A1528-4726  Melica imperfecta John C. Roos 1937-3-25 442 Los Angeles Lancaster Comment
  POM353063  Melica imperfecta M. B. Dunkle 1933-6-17 3620 Los Angeles San Antonio Canyon. San Gabriel Mountains Comment
  RSA188061  Melica imperfecta R. F. Thorne 1966-4-6 35880 Los Angeles Santa Catalina Island. Between White and Moonstone Coves 15 Comment
  RSA526630  Melica imperfecta Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4200 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  UC204888  Melica imperfecta R. L. Pendleton and F. M. Reed 1909-7-2 1371 Los Angeles Santa Catalina Island 9 Comment
  UCR142483  Melica imperfecta F. R. Fosberg 1931-3-31 S- 4430 Los Angeles Channel Islands, Santa Catalina Island, Avalon 8 Comment
  UCR270268  Melica imperfecta R. G. Swinney 2010-6-1 13098 Los Angeles San Gabriel Mountains, lower Carson Mesa, c. 0.7 rd. miles east of Angeles Forest Hwy on dirt service road, at sharp switch-back that extends into dry wash, c. 0.8 air miles south of Pearblossom Hwy 1098 Comment
  UCR209236  Melica stricta R. G. Swinney 2008-6-18 9067 Los Angeles San Gabriel Mountains, Juniper Hills, 1.5 miles SW of Cruthers Creek bottom, Burkhart Trail 1744 Comment
  RSA0087236  Melilotus indicus R. G. Swinney 2010-5-4 12512 Los Angeles North of Sylmar, 50 to 100 meters south of Stetson Debris Basin, west of Sombrero Canyon, 150 to 200 meters north of I-210 Fwy. along Saddletree Ranch Trailhead, Stetson Ranch Park. 457 Comment
  SFV15555  Melilotus indicus R. K. Stachelek 1992-4-14 14 Los Angeles San Gabriel Mountains Sylmar. Stetson Ranch Park. 500 Comment
  RSA534152  Melilotus indicus Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-17 5051 a Los Angeles San Clemente Island: Lower Wilson Cove Canyon; bouldery, rocky draw SW of and above pier operations. 15 Comment
  SBBG32086  Mentha R. N. Philbrick with R. F. Thorne 1967-5-19 B 67 -227 Los Angeles lower Middle Ranch Cyn crk Comment
  RSA440366  Mentzelia albicaulis N. C. Cooper 1948-4-21 2700 Los Angeles Littlerock Creek. 762 Comment
  UC1929991  Mentzelia albicaulis Scott D. White 2004-5-5 10296 Los Angeles Liebre Mtns: Bald Mtn area, west of Old Ridge Route. Comment
  UCR205595  Mentzelia dispersa R. G. Swinney 2008-5-13 8862 Los Angeles San Gabriel Mtns., Devils Punchbowl Co. Park, Holcomb Canyon at junction with South Fork Trail 1390 Comment
  UC672669  Mentzelia jonesii H. L. Mason 1932-4-1 6871 Los Angeles 1 m e Lancaster; Mohave Desert Comment
  RSA602460  Mentzelia laevicaulis Scott D. White 1997-5-14 5134 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  CATA1883  Mentzelia micrantha Denise Knapp 2005-3-4 Los Angeles Santa Catalina Island: Airport Burn, near transect #8 342 Comment
  RSA717857  Mentzelia micrantha R. G. Swinney 1997-5-13 5515 Los Angeles Water Canyon, a tributary from the north of San Gabriel River Canyon, north of Morris Dam. 402 Comment
  RSA446764  Mentzelia micrantha L. E. Hoffman 1929-5-18 s.n. Los Angeles Pacoima, Angeles National Forest. Comment
  RSA446774  Mentzelia micrantha H. L. Bauer 1931-6-1 s.n. Los Angeles Santa Monica foothills Comment
  SBBG119334  Mentzelia montana S. C. White with K. Hughes 2000-5-17 7883 Los Angeles Soledad Cyn, cyn bottom and adjacent steep N-facing slope 579 Comment
  SEINET7063590  Mentzelia pectinata A. G. Vestal 1947-4-8 s.n. Los Angeles East of Littlerock on Route 138. UTM Zone 11, 412011mE, 3820416mN. (WGS84/NAD83). 898 Comment
  CAS-BOT-BC167624  Mentzelia veatchiana L. R. Abrams 1901-4-1 1202 Los Angeles Ballona Harbor Comment
  SD230252  Mentzelia veatchiana Louis C. Wheeler 1968-5-27 Los Angeles San Gabriel Mountains: Alimony ridge 1493 Comment
  SEINET11942232  Mesembryanthemum crystallinum C. L. Abbott 1926-1 s.n. Los Angeles Carlsbad Comment
  CAS-BOT-BC435289  Mesembryanthemum nodiflorum Rev. J. C. Nevin 1885-4-1 s.n. Los Angeles San Clemente Isl. Comment
  RSA126664  Micropus californicus P. H. Raven, Henry J. Thompson 1959-5-5 14132 Los Angeles Mulholland Hwy. 1 mile W of Las Virgenes Rd, Malibu Creek drainage. 335 Comment
  RSA003531  Microseris lindleyi Fay A. MacFadden 1930-5-9 1715 Los Angeles Verdugo Mountains: Tuna Canyon 335 Comment
  UCR271323  Microseris lindleyi R. G. Swinney 2011-5-12 14680 Los Angeles San Gabriel Mountains, east side of Cabin Canyon, c. 200 m north of canyon mouth, west of Aliso Canyon Road, 0.5 mi west of Angeles Forest Hwy 1183 Comment
  UCR259981  Mimulus R. G. Swinney 2010-5-11 12642 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
  SFV18458  Mimulus aurantiacus C. Ferguson 1971-5-5 Los Angeles San Gabriel Mountains Placerita Canyon Natural Area Park. Comment
  UCR199825  Mimulus aurantiacus Steve Boyd, Amber Maurice 2004-5-18 11341 Los Angeles Transverse Ranges; Liebre Mountains region, Elizabeth Lake Canyon at and just upstream from confluence with Ruby Canyon, between Warm Springs Mountain and Red Mountain 610 Comment
  OBI2800  Mimulus aurantiacus var. pubescens D. Dunn 1969-5-12 26 Los Angeles ON road to Chantry Flat; above the first check dam. San Gabriel Mts 457 Comment
  RSA442627  Mimulus aurantiacus var. pubescens R. S. Woglum 1930-4-28 s.n. Los Angeles Hills south of Glendora. Comment
  RSA491789  Mimulus aurantiacus var. pubescens James L. Reveal 1988-5-17 6786 Los Angeles Along the Green Valley Road at the mouth of Spunky Creek just north of Bouquet Reservoir, 1.7 mile west off the Bouquet Canyon Road between Palmdale and Saugus. 945 Comment
  RSA532830  Mimulus aurantiacus var. pubescens Tim S. Ross 1991-8-14 5785 Los Angeles 0.48 mi E of Roundtop Truck Rd. 1917 Comment
  RSA592430  Mimulus aurantiacus var. puniceus Mark Hoefs 1973-3-13 61 Los Angeles Santa Catalina Island. Upper Avalon Canyon, by water tank above Wrigley Memorial. 290 Comment
  UC1871221  Mimulus aurantiacus var. puniceus T. Ross 1993-4-21 6840 Los Angeles Santa Catalina Island; major E-W ridge between "Carlos" and Cactus Pk 396 Comment
  RSA408175  Mimulus brevipes I. W. Clokey 1930-5-13 s.n. Los Angeles Bouquet Canyon. Comment
  RSA517136  Mimulus brevipes Tim S. Ross, S. D. Boyd 1990-5-14 2491 Los Angeles San Gabriel Mountains: Yerba Buena Ridge, Angeles National Forest, Tujunga Ranger District. 1149 Comment
  RSA0091107  Mimulus cardinalis R. G. Swinney 2011-6-30 15384 Los Angeles 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA0091329  Mimulus cardinalis R. G. Swinney 2011-8-17 15633 Los Angeles unnamed spring c. 200 m south of Angeles Crest Hwy (SR 2), canyon west of Lily Spring. 2378 Comment
  UCR210238  Mimulus cardinalis R. G. Swinney 2008-10-20 9660 Los Angeles San Gabriel Mountains, San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  POM308133  Mimulus cardinalis Henry J. Ramsey, Henry J. Ramsey 1937-9-2 2942 Los Angeles Angeles Crest Highway, 2 1/2 miles below Mt. Wilson. Comment
  RSA420682  Mimulus cardinalis V. V. Giles 1936-7-5 40 Los Angeles Road 4 miles below Crystal Lake. Comment
  UC569723  Mimulus constrictus A. D. Gifford 1935-5-11 709 Los Angeles 2 1/2 mi s Neenach; Tejon Quadrangle 1066 Comment
  SEINET13387117 Image available Mimulus floribundus R. G. Swinney 2011-1 15413 Los Angeles San Gabriel Mountains: 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon (Chilao Flat 7.5' Q.) (T3N R12W S35) 1085 Comment
  UCR258518  Mimulus floribundus R. G. Swinney 2010-8-9 13474 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  RSA435508  Mimulus floribundus M. B. Dunkle 1933-7-11 3655 Los Angeles Upper San Gabriel Canyon. San Gabriel Mountains. Comment
  RSA709811  Mimulus fremontii Gary D. Wallace, Ann Hiller 1983-5-18 2059 Los Angeles Dirt road W of junction with Chesboro Road on Mt. Emma Rd. at 47th St. E. Gypsum area further along road. 945 Comment
  RSA497247  Mimulus fremontii var. fremontii Louis C. Wheeler 1967-7-24 9738 Los Angeles San Gabriel Mountains, Angeles National Forest, Indian Canyon. 701 Comment
  LA51864  Mimulus guttatus Peter H. Raven; 1960-5-7 15329 Los Angeles 335 Comment
  UCR208214  Mimulus guttatus L. C. Wheeler 1932-6-12 819 Los Angeles Transverse Ranges; San Gabriel Mtns., San Dimas Canyon 534 Comment
  RSA527641  Mimulus guttatus Steve Boyd, Tim S. Ross, L. Arnseth 1990-4-8 4395 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  SEINET12269818  Mimulus johnstonii H. W. Graham 1927-1 9- 9 -8 Los Angeles along trail & road from Mt. Lowe Tavern, Mt. Lowe, to observatory on Mt. Wilson near Los Angeles Comment
  RSA329645  Mimulus moschatus Gary D. Wallace 1975-7-12 1446 Los Angeles San Gabriel Mountains, along Angeles Crest Highway just W of Lodgepole Picnic Ground. E fork Dorr Canyon. 2311 Comment
  RSA0036824  Mimulus moschatus var. moschatus Justin M. Wood 2011-7-7 4335 Los Angeles San Gabriel Mountains: Little Rock Creek: just upstream of Little Rock reservoir. 999 Comment
  RSA625528  Mimulus palmeri Louis C. Wheeler 1963-5-25 8258 Los Angeles San Gabriel Mountains: Upper Big Tujunga at Vetter Gulch. . Comment
  UCR204852  Mimulus pilosus R. G. Swinney 2005-8-9 8415 Los Angeles San Gabriel Mountains, Big Rock Creek at Paradise Springs 1439 Comment
  RSA729379  Mimulus rubellus R. G. Swinney 1998-7-21 6469 Los Angeles Upper Fish Fork drainage, south-facing slope of Pine Mountain Ridge, 2.1 mi. SW of Fish Fork Trail and Pine Mt. Ridge. 2085 Comment
  RSA729736  Mimulus suksdorfii R. G. Swinney 1998-6-12 6957 Los Angeles San Gabriel Mtns.: SW of Pinon Hills, 0.3 mi. south of mouth of Mescal Canyon and reservoir. 1500 Comment
Read comments
Oct 17 2010
  RSA124241  Minuartia douglasii E. K. Balls, Percy C. Everett 1958-3-14 22871 Los Angeles At edge of dry stream, sw of San Antonio dam, 4 mi. N of Claremont. 579 Comment
  RSA423547B  Minuartia douglasii Anstruther Davidson 1890-04 s.n. Los Angeles Cahuanga hills, Los Angeles. 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
  RSA177858  Mirabilis laevis var. crassifolia Robert F. Thorne, P. Everett 1965-5-10 34451 Los Angeles Cape Canyon, Santa Catalina Island. Comment
  LA201879  Modiola caroliniana Arthur C. Gibson; 2003-5-24 4993 Los Angeles Simi Hills, West Hills Comment
  UC883587  Monardella australis subsp. cinerea P. A. Munz 1922-7-21 6114 Los Angeles saddle between Baldy and Little Baldy; San Gabriel Mts. 2865 Comment
  UC1537600  Monardella breweri subsp. lanceolata Gordon H. True Jr. 1938-6-22 884 Los Angeles near Bouquet Canyon Dam 304 Comment
  RSA10930  Monardella exilis Victor Duran 1933-5-23 3415 Los Angeles Near Lancaster. 716 Comment
  RSA408593  Monardella lanceolata Anstruther Davidson 1889-07 s.n. Los Angeles Newhall. Comment
  RSA65884  Monolepis nuttalliana F. W. Peirson 1932-4-17 9849 Los Angeles Near dam head, Lovejoy Buttes, Mohave Desert 762 Comment
  SD72785  Muhlenbergia microsperma F. R. Fosberg 1931-3-19 S 4305 Los Angeles Hamilton Canyon, nr. Avalon, Santa Catalina Island, dry southeast slope 10 Comment
  SEINET2473433 Image available Muhlenbergia microsperma Richard G. Swinney 2009-1 10279 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills; Duarte/Azusa border, San Gabriel Canyon wash, east side of channel 1.2 miles north of Foothill Blvd. 180 Comment
  UC1109354  Muhlenbergia microsperma Peter H. Raven 1962-4-12 17324 Los Angeles near foot of canyon s of canyon below the Tomb (w side San Clemente Island); s side San Clemente Island 137 Comment
  UCR209609  Muhlenbergia rigens R. G. Swinney 2008-10-10 9572 Los Angeles San Gabriel Mtns., Sulphur Spring Campground area, South Fork Little Rock Creek 1585 Comment
  SEINET9319324  Muilla maritima Unknown 1998-4-14 5992 Los Angeles San Gabriel Mountains (2) Comment
  UCR124717  Muilla maritima B. C. Templeton 1933-6-15 5141 Los Angeles San Gabriel Mtns., West Blue Ridge, Big Pines Park, Angeles National Forest 2195 Comment
  UCR223058  Muilla maritima R. G. Swinney 2009-6-2 11015 A 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
  SBBG94501  Myoporum laetum J. Newman -Jun-1980 118 Los Angeles behind barracks Comment
  RSA171990  Nama demissa Robert F. Thorne 1963-5-15 31665 Los Angeles 1 mile W of Los Angeles Co. line on Route 138, ca. 2 miles W of Desert Springs 1220 Comment
  UC880827  Nama demissa var. demissa I. W. Clokey, B. C. Templeton 1930-4-8 4649 Los Angeles w Lancaster (open field); w of Lancaster 400 Comment
  SBBG45748  Nama densa Leota Davidson 1965-5-9 161 Los Angeles ca. 6-10 mi E of Littlerock Comment
  CAS-BOT-BC259797  Nassella cernua E. R. Blakley 1963-12-7 6346 Los Angeles Channel Islands. San Clemente Island. Canyon between Pyramid Head and Cove, and S of Triangulation Point Guds 30 Comment
  RSA526629  Nassella cernua Steve Boyd, Timothy S. Ross, L. Arnseth 1990-4-7 4199 Los Angeles San Clemente Island, lower half of China Cyn, S end of Island, W side. Comment
  RSA251490  Nassella pulchra R. F. Thorne 1973-4-12 42886 Los Angeles San Clemente Island, plateau near Cutlass above old dam. 198 Comment
  RSA535302  Nassella pulchra Timothy S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-20 5340 Los Angeles San Clemente Island: west side; terrace flats between Box and Horse Canyons. 485 Comment
  SBBG95839  Nassella pulchra S. Boyd with T. Ross, L. Arnseth 1990-4-7 4229 Los Angeles lower half of China Cyn, W side Comment
  CATA108  Nasturtium officinale Peter Henrikson 1987-4-23 80 Los Angeles Santa Catalina Island: Lower Middle Canyon 45 Comment
  RSA431546  Nasturtium officinale A. Menke 1955-3-20 s.n. Los Angeles Dry Canyon Comment
  SBBG31335  Navarretia hamata R. F. Thorne 1966-4-6 Los Angeles old quarry W of Empire Landing 91 Comment
  SD178203  Navarretia jaredii A. C. Sanders, T. B. Salvato 2005-5-24 30280 Los Angeles Western San Gabriel /Liebre Mtns. Region: Santa Clarita area, ca. 0.5 mi. northwest of community of Mint Canyon. 548 Comment
  RSA628957  Nemacladus longiflorus var. breviflorus L. C. Wheeler 1968-4-17 s.n. Los Angeles San Gabriel Mountains. 1159 Comment
  CHSC99628  Nemacladus sigmoideus LeRoy Gross 2005-6-23 2385 Los Angeles Transverse Ranges; San Gabriel Mountains region: Road survey for Angeles National Forest; From Alder Saddle 4 miles down road 5N04 along South Fork Little Rock Creek. Along road. 1401 Comment
  UC1426018  Nemophila menziesii Donald R. Bissing 1973-3-29 32 Los Angeles Evey Canyon San Gabriel Mountains, Evey Canyon (0.3 mi from mouth canyon, San Gabriel Mountains) 713 Comment
  RSA586350  Nemophila menziesii var. menziesii Orlando Mistretta 1995-3-17 1545 Los Angeles Northwest of Little Rock Reservoir; on Emma section of Little Rock Creek Management Unit. 1098 Comment
  POM126670  Nepeta cataria R. L. Pendleton 1908-7-3 1391 Los Angeles Santa Catalina Island, Chicken John s Ranch. 229 Comment
  RSA578652  Nicolletia occidentalis Timothy S. Ross, J. Mark Porter 1994-5-1 7613 a Los Angeles Southwestern Mojave Desert; open desert along North 240th street East, ca 3700 m NNE of Moody Springs and 3300 m W of the L.A./ San Bernardino county line. 870 Comment
  UCR273266  Nicotiana attenuata R. G. Swinney 2011-7-7 15417 Los Angeles San Gabriel Mountains, Colby Ranch (Camp Colby), S end of Inspiration Canyon Trail, in a N-flowing tributary of upper Coldwater Cyn. 1232 Comment
  CAS-BOT-BC231570  Nicotiana glauca Mrs. C. E. Miller 1918-6-10 s.n. Los Angeles Santa Catalina Island Comment
  RSA774059  Nicotiana glauca R. G. Swinney 2009-6-12 11125 Los Angeles Shoemaker Canyon Rd., at Blind Deer Spring in first canyon north of Shoemaker Canyon, a tributary of East Fork San Gabriel River. 652 Comment
  RSA426753  Nicotiana obtusifolia Anstruther Davidson 1924-3-24 s.n. Los Angeles Tujunga trail; 1.5 mi. north of Switzer. Comment
  RSA0048291  Nierembergia hippomanica P. R. Brown 1970-5-19 55 Los Angeles Trail, East hill, Canon de Lana. Comment
  SBBG14833  Notholaena californica L. L. Kiefer 1963-12-30 346 Los Angeles entrance to cyn, just E of cmpgrd, Placerita Cyn St Park 304 Comment
  UCSB45280  Notholaena californica Hendrick, Roy 1977-5-21 Los Angeles Encinal Canyon Rd, 3.6mi E of California Hwy 1 493 Comment
  UC885959  Nuttallanthus texanus Ira W. Clokey, B. Templeton Mar. 1929 4505 Los Angeles Santa Monica Mountains, Mandeville Canyon Mandeville Canyon; Santa Monica Mountains, Mandeville Canyon 350 Comment
  POM183711  Oenothera cruciata Unspecified s.n. Los Angeles On the trail to Flumes 4 & 5, San Dimas Experimental Forest, U.S. Forest Department. Comment
  LA206196  Oenothera deltoides Carl Epling; May 1927 sn Los Angeles Tehachapi Mountains Comment
  UCR242855  Oenothera elata subsp. hookeri R. G. Swinney 2009-8-6 11542 Los Angeles Transverse Range; San Gabriel Mountains, San Antonio Canyon, below hogsback, 2.4 mi. upstream from Shinn Rd. on canyon bottom 1073 Comment
  UCR210054  Oenothera laciniata A. C. Sanders 2009-11-6 37206 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UC219273  Oenothera speciosa P. A. Munz May 1921 4560 Los Angeles between Chino and Pomona 274 Comment
  SD90262  Oligomeris linifolia Robert F. Thorne 1973-4-12 42925 Los Angeles San Clemente Island: Horse Cove, S end of island 4 Comment
  SD90542  Oligomeris linifolia Robert F. Thorne 1966-4-16 36050 Los Angeles San Clemente Island; above pebbly beach, c. I(c) mile SSE of Eel Point, SW side of island 2 Comment
  RSA656241  Opuntia littoralis Joseph M. Keefe 1975-9-1 19147 Los Angeles Verdugo Mountains: 0.5 km east of Glendale College, 1500 N. Verdugo Road, Glendale 305 Comment
  SD31221  Opuntia oricola Edith A. Purer 1931-8-15 2183 Los Angeles Palos Verdes, south exposed hills. Comment
  POM3337  Oreonana vestita I. M. Johnston 1917-7-4 1413 Los Angeles near summit of Baldy 2896 Comment
  UC875237  Oreonana vestita P. A. Munz 1922-7-21 6115 Los Angeles San Gabriel Mts., Mt. San Antonio 2987 Comment
  RSA756136  Orobanche bulbosa Orlando Mistretta, Christine Mistretta 2008-4-23 2528 Los Angeles Transverse Ranges; San Gabriel Mountains region: Southern California Edison transmission line tower (Segment 6, Structure 61 per TRTP Survey 2008), vicinity of Upper Big Tujunga Canyon. 1143 Comment
  RSA353689  Orobanche californica subsp. feudgei R. N. Philbrick 1965-5-20 B 65 -1180 Los Angeles South fork of Little Rock Creek. 1052 Comment
  RSA0076500  Orobanche fasciculata Louis C. Wheeler 1948-6-13 6639 Los Angeles San Gabriel Mountains: north side Big Tujunga, opposite Coldwater Canyon. 1005 Comment
  RSA0084359  Orobanche parishii F. R. Fosberg, Joseph A. Ewan 1931-8-12 s.n. Los Angeles Summit Mt. Islip, San Gabriel Mts. 2500 Comment
  PASA147  Orthocarpus densiflorus Margaret Stason 1931-4-5 Los Angeles Wash near Asuza Comment
  POM199555  Orthocarpus purpurascens I. W. Clokey, Bonnie C. Templeton 1929-04 4479 Los Angeles Mandeville Canyon, Santa Monica Mountains. 300 Comment
  SEINET10661462  Oryza sativa Heidi H. Schmidt 1999-10-10 Schmidt 3914 Los Angeles City of Santa Monica. Wild Oats Community Market: 500 Wilshire Blvd.: Santa Monica, CA: 90401: (310) 395-4510 - phone. 50 Comment
  SEINET10920901  Oryza sativa Mary Merello, Heidi H. Schmidt 1999-12-7 Merello 2661 Los Angeles City of Glendale. Arko International Foods, 1428 E. Colorado Blvd. Comment
  RSA70485  Oxalis albicans subsp. californica F. W. Peirson 1920-5-6 2126 Los Angeles Fish Canyon, San Gabriel Mountains. 274 Comment
  POM353439  Oxalis corniculata Edwin Kline 1924-6-3 s.n. Los Angeles Los Angeles. Comment
  RSA230696  Oxytheca parishii var. parishii Robert F. Thorne, M. Z. Thorne 1969-7-10 38425 Los Angeles San Gabriel Mts; Angeles National Forest; south of Wrightwood-Big Pines Hwy, c. 1.5 miles W of Wrightwood, Swarthout Valley 1951 Comment
  UCR223234  Oxytheca trilobata R. G. Swinney 2009-5-27 10878 Los Angeles Transverse Range; San Gabriel Mtns., Sulphur Springs Campground, streamside from campground to 300 m downstream 1585 Comment
  RSA505261  Paeonia californica S. Zona, Brian How 1990-3-16 385 Los Angeles Along Placerita Canyon Road, 0.5 mile W of Placerita Canyon State and County Park 460 Comment
  UCR48932  Pancratium maritimum A. C. Sanders 1987-7-22 7156 Los Angeles South Coast, El Segundo Dunes immediately west of Los Angeles International Airport & Pershing Dr., east of Vista Del Mar Blvd 38 Comment
  SBBG131951  Papaver californicum S. A. Junak, D. Kraus 2000-5-18 SCa 1293 Los Angeles 0.35 mi SW from Goat Harbor, N-facing slope, upslope from Ironwood Grove 313 Comment
  SBBG77121  Parapholis incurva F. R. Fosberg 1931-4-3 4476 Los Angeles Pebbly Beach 2 Comment
  UCR177758  Parietaria hespera var. hespera LeRoy Gross, B. Hogshead, Valerie Soza 2003-5-29 956 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
  UCR71257  Parietaria hespera var. hespera Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4297 Los Angeles Channel Islands, San Clemente Island: E side of the island, near Malo Point, first canyon south of Bryce Canyon Comment
  SBBG31200  Paspalum dilatatum R. F. Thorne 1966-6-1 36486 Los Angeles N of Avalon (razed St. Catherine's Hotel) 4 Comment
  RSA127446  Paspalum distichum P. H. Raven, H. J. Thompson 1959-10-14 14622 Los Angeles Santa Monica Mountains: East end of Malibu Lake. (Lat. N. 34d; Long. 118d to 119d W) 221 Comment
  SEINET11957948  Passiflora caerulea J. F. Bright, Wyman, C. 1931-1 5692 Los Angeles Hollywood Comment
  SEINET10682156  Passiflora citrina S. Krosnick 2008-7-27 Krosnick 428 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #96 in Honduras Comment
  SEINET10919024  Passiflora citrina S. Krosnick 2008-1-7 Krosnick 431 Los Angeles In cultivation at RSABG greenhouses. Material obtained from Tim Skimina. Original locality information equivalent to T.S. GPS #102 in Honduras Comment
  RSA616160B  Pectocarya linearis subsp. ferocula Valerie L. Soza 1998-5-3 86 -B Los Angeles Claremont, Bernard Field Station (BFS), Claremont Colleges, NW corner of Mills Avenue and Foothill Boulevard.: West of main road, along southern edge of pHake Lake. 411 Comment
  CDA40694  Pectocarya linearis subsp. ferocula L. C. Wheeler 1973-5-5 s.n. Los Angeles San Gabriel Mtns.; Mill Canyon off Soledad Canyon. Comment
  JEPS20124  Pectocarya linearis subsp. ferocula Frank W. Peirson 1919-3-27 324 Los Angeles Arroyo Seco San Gabriel Mountains 381 Comment
  RSA0023255  Pectocarya linearis subsp. ferocula R. F. Thorne 1980-4-25 54123 Los Angeles Santa Catalina Island. Along road from Blackjack Camp to Orizaba Peak. 579 Comment
  SEINET1004448  Pectocarya penicillata A. C. Sanders, Andy Thompson 2003-1 26015 Los Angeles NE end of Santa Susana Mtns.: Newhall Ranch, disturbed alluvial flat ca. 500 ft. south of Magic Mountain theme park. 351 Comment
  UCSB17913  Pectocarya penicillata Winn, Will 1963-5-3 Los Angeles State Highway 138; 9.4 miles W of San Bernardino County Line 975 Comment
  RSA0111946  Pectocarya setosa Richard G. Swinney 2011-4-19 14402 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
  RSA575547  Pectocarya setosa R. G. Swinney 1994-6-12 2933 Los Angeles Ca. 1.7 mi. N of jct of Hwy 138 & Soledad Rd, just W of San Bernardino County line/ Approx. 150 m W of Boneyard Canyon. 1311 Comment
  RSA599800  Pectocarya setosa Steve Boyd, Lauren Raz 1997-3-25 9292 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
  SD90384  Pectocarya setosa Robert F. Thorne, C. W. Tilforth 1973-4-20 42997 Los Angeles San Gabriel Mountains, Mojave Desert Slope: 1 mile north of Bob's Gap, 3.2 miles south of Llano, north slope of Holcomb Ridge 1145 Comment
  UCR270007  Pectocarya setosa R. G. Swinney 2010-5-19 12805 Los Angeles San Gabriel Mountains/Western Mojave Desert, 'Oracle Hill summit', abandoned Naval Analytics Station, at end of Pacific Telephone Access Rd., just west of Angeles Natl. Forest boundary, 2.05 air miles due east of Angeles Forest Hwy, 0.8 miles due west of Mt. Emma Rd. 1350 Comment
  RSA739691  Pellaea andromedifolia John Dittes 2003-12-26 859 Los Angeles Western Transverse Range; north slope of Verdugo Mts. in La Tuna Cyn; ca. 3.4 air-miles north of Burbank City Hall, ca. 1.1 air-mile east by southeast of La Tuna Canyon Flood Debris Basin, ca. 2.0 air-miles south of Verdugo Hills High School. 457 Comment
  CAS-BOT-BC67711  Pellaea andromedifolia R. M. Beauchamp 1967-1-27 112 Los Angeles San Clemente Island - field east of Wilson Cove area. Comment
  UCR145466  Pellaea mucronata subsp. mucronata L. C. Wheeler 1968-7-23 s.n. Los Angeles San Gabriel Mtns., Burkhart Trail toward Will Thrall Peak 1921 Comment
  CATA3349  Pennisetum setaceum Julia Parish, Ben Dion 2017-3-8 015 Los Angeles Santa Catalina Island: Chimes Tower Rd., directly west of (across road from) Chimes Tower 78 Comment
  NY583782  Penstemon centranthifolius L. Abrams 1908-6-19 318 Los Angeles Oakgrove Canyon, Liebre Mountains 1066.8 Comment
  POM156297  Penstemon centranthifolius L. R. Abrams 1902-6-20 2593 Los Angeles Summit of Mt. Wilson 1768 Comment
  RSA412431  Penstemon centranthifolius Paul Currie 1969-1 s.n. Los Angeles Tapia Park. 366 Comment
  UCR259988  Penstemon grinnellii R. G. Swinney 2010-10-8 14008 Los Angeles San Gabriel Mountains, Sadie Hawkins Peak, first ridgetop north of heliport at South Mt. Hawkins on Hawkins Ridge 2453 Comment
  SFV6724  Penstemon grinnellii R. Johnson 1974-6-13 s. n. Los Angeles San Gabriel Mountains Wilson Canyon. Along mountain crest. 1159 Comment
  RSA97010  Penstemon grinnellii subsp. grinnellii R. M. Straw 1954-6-7 599 Los Angeles Crystal Lake, upper San Gabriel River canyon, San gabriel Mountains. 1524 Comment
  SD4639  Penstemon grinnellii var. grinnellii Ruth B. Randall Jul 184 Los Angeles Big Pines; playgrounds near Los Angeles. Comment
  SBBG118936  Penstemon heterophyllus S. D. White with P. De Vries 2004-6-14 10495 Los Angeles Lyon Cyn, W of Interstate 5, ca. 4 mi N of the I-5 jct with Hwy 14, ca. 6 mi S of Castaic Jct 396 Comment
  HSC21001  Penstemon heterophyllus subsp. australis C. S. Apperson 1967-6-20 Los Angeles 2 mi. E from Sierra Pelona Lookout Comment
  SBBG118709  Penstemon heterophyllus var. australis O. Mistretta 1992-6-17 594 Los Angeles Rd 2N09 EA; Curtiss Haul Rd, Cow Cyn; from 2nd drainage down to Cattle Cyn Comment
  UCR190123  Penstemon labrosus R. G. Swinney 1998-8-27 6801 Los Angeles San Gabriel Mtns., ridge due north of Big Horn Ridge and south of San Antonio Ridge, 7625 ft. high spot on ridge above Coldwater Canyon 2325 Comment
  POM122557  Penstemon laetus Marcus E. Jones 1926-6-7 s.n. Los Angeles South of Lebec, Liebre Mountains. Comment
  NY629304  Penstemon palmeri var. palmeri A. M. Ottley 1920-5-16 698 Los Angeles Above Delta Canyon, Tujunga 1725 Comment
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May 6 2014
  PASA1028  Penstemon spectabilis M. Stason 1931-4-5 Los Angeles Wash near Azusa Comment
  RSA0062911  Pentagramma triangularis Mattie Reed 1892-3-18 s.n. Los Angeles Pomona. Comment
  RSA0070716  Pentagramma triangularis D. Taylor 1952-05 s.n. Los Angeles Little Dalton Canyon. San Gabriel Mountains, San Gabriel River drainage. 457 Comment
  RSA0070783  Pentagramma triangularis P. H. Raven 1962-4-10 17221 Los Angeles San Clemente Island: Summit ridge about 2 miles north of Thirst. 487 Comment
  LA94208  Pentagramma triangularis subsp. triangularis Lawrence L. Kiefer; 1966-3-26 1786 Los Angeles SANTA MONICA MOUNTAINS, Los Alisos Canyon, Decker School Road. 304 Comment
  RSA0076298  Pentagramma viscosa M. B. Dunkle 1928-4-21 1884 Los Angeles Santa Catalina Island: Renton Mine. 335 Comment
  RSA0076299  Pentagramma viscosa M. B. Dunkle 1928-3-11 1719 Los Angeles Santa Catalina Island. Silver Canyon. 304 Comment
  RSA530052  Perideridia parishii subsp. latifolia T. S. Ross 1991-8-16 5842 Los Angeles San Gabriel Mountains, Horse Flats 1720 Comment
  SBBG2634  Peritoma arborea H. and M. Dearing 1940-4-28 519 Los Angeles Mint Cyn Comment
  UC1587732  Perityle emoryi Tim Ross, Orlando Mistretta, Mike Hammitt 1991-5-19 5236 Los Angeles first un-named canyon s Snake Cactus Canyon (drainage beginning 1420 ft due w of Guds, se end San Clemente Island); se end San Clemente Island 152 Comment
  UC990949  Perityle emoryi D. F. Howe 1947-3-22 Los Angeles Santa Monica Comment
  RSA150867  Perityle emoryi P. H. Raven 1962-4-12 17323 Los Angeles Near foot of canyon south of canyon below the Tomb, west side of San Clemente Island 137 Comment
  UCR50862  Persea americana A. C. Sanders 1988-5-18 7829 Los Angeles South Coast, El Segundo Dunes, immediately west of Los Angeles International Airport & Pershing Drive, & east of Vista Del Mar Blvd 15 Comment
  CAS-BOT-BC167750  Petalonyx thurberi Tim Ross; Steve Boyd 1992-7-5 6632 Los Angeles San Francisquito Canyon: ca 1 mile N of Powerhouse No. 2 501 Comment
  CAS-BOT-BC167752  Petalonyx thurberi A. D. E. Elmer 1902-6-1 3614 Los Angeles Palmdale Comment
  RSA80766  Petunia parviflora F. W. Peirson 1092 Los Angeles Los Angeles River, Inglewood. Comment
  UCR259350  Phacelia R. G. Swinney 2010-8-26 13593 Los Angeles San Gabriel Mountains, North Fork Big Santa Anita Canyon, to 0.7 mi. up from confluence with Big Santa Anita Cyn. 915 Comment
  RSA0116169  Phacelia brachyloba R. G. Swinney 2011-6-15 15208 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
  POM20903  Phacelia brachyloba Fordyce Grinnell Jr. 1917-8-12 s.n. Los Angeles San Gabriel Mountains, Big Santa Anita Canyon. 1128 Comment
  RSA582644  Phacelia cicutaria var. hispida Louis C. Wheeler 1932-5-27 773 Los Angeles Burbank Canyon, W Thompson Creek Dam. 518 Comment
  RSA600482  Phacelia cicutaria var. hispida Steve Boyd, Lauren Raz 1997-4-30 9600 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine. 866 Comment
  RSA660094  Phacelia cicutaria var. hispida Orlando Mistretta 1992-6-12 544 Los Angeles Transverse Ranges; San Gabriel Mountains region: Cow Canyon, (Road 2N29 EA- from Saddle to 2nd main drainage). Comment
  UCR271983  Phacelia cicutaria var. hispida R. G. Swinney 2011-5-31 14897 Los Angeles San Gabriel Mountains, Monte Cristo Creek, 0.1-0.4 mile NE of Monte Cristo Campground and confluence with Mill Creek 1113 Comment
  RSA529300  Phacelia cicutaria var. hispida Tim S. Ross 1991-4-8 4459 Los Angeles Elephant Hill: Western Pomona. 229 Comment
  RSA602438  Phacelia cicutaria var. hispida R. S. Woglum 1930-4-28 s.n. Los Angeles Glendora Comment
  RSA602431  Phacelia cicutaria var. hubbyi R. S. Woglum 1934-4-8 1280 Los Angeles Western Transverse Ranges: San Fernando Valley, North Hollywood. Comment
  RSA0082828  Phacelia cryptantha R. G. Swinney 2010-5-19 12778 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
  JEPS2359  Phacelia davidsonii Frank W. Peirson 1918-5-26 163 Los Angeles mt summit San Gabriel Mountains, Mount Wilson 1752 Comment
  RSA11583  Phacelia davidsonii P. A. Munz 1921-6-17 4624 Los Angeles Sawmill, Swartout [Swarthout] Valley. 2043 Comment
  SBBG17884  Phacelia distans P. H. Raven 1962-4-11 17306 Los Angeles just S of Eel Pt 6 Comment
  SD72725  Phacelia distans F. R. Fosberg 1931-4-13 S 4598 Los Angeles Santa Catalina Island; Pebble Beach. 0 Comment
  RSA533936  Phacelia floribunda Tim S. Ross, Mistretta, Hammitt 1991-5-18 5225 Los Angeles San Clemente Island, southeast end of island; easternmost branch of Snake cactus canyon (drainage beginning 2350 ft due W of Guds) 130 Comment
  UCR194157  Phacelia fremontii A. C. Sanders 2008-4-13 34880 Los Angeles Western Mojave Desert, Antelope Valley, Llano, 165th St. East, 0.3 mi. N of Hwy 138, 0.2 mi. S of Ave. 'V 955 Comment
  RSA650144  Phacelia fremontii Charles D. Dunn 1972-4-3 s.n. Los Angeles Palmdale. Comment
  SFV10189  Phacelia grandiflora J. G. Cuti 1978-4-12 48 Los Angeles Verdugo Mountains La Tuna Canyon Road near eastbound onramp for 210 Freeway. Burnt over, north-facing, gradual slope. 450 Comment
  UCR281649  Phacelia grandiflora R. G. Swinney 2014-5-27 16691 Los Angeles San Gabriel Mountains, Glendora, Glendora Peak, 0.74 miles ENE (34 deg. ) of Azusa Pk., south of Glendora Ridge Motorway 791 Comment
  RSA783085  Phacelia imbricata J. D. Olmsted 1959-6-11 640 -A Los Angeles San Antonio Creek. 0.5 mi W of San Antonio Canyon in Evey Canyon. 732 Comment
  UC107324  Phacelia longipes A. Davidson 19 Los Angeles Lancaster Comment
  SEINET6095585  Phacelia longipes Scott D. White 1998-6-29 6831 Los Angeles San Gabriel Mountains. Near mouth of Bear Canyon, off Soledad Canyon. Comment
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Apr 20 2016
  SBBG98607  Phacelia minor T. Ross 1991-4-21 4523 Los Angeles Whittier Hills (Puente Hills, pro parte): Middle Turnbull Cyn drainage just SW of old water tank 219 Comment
  SFV12414  Phacelia minor D. L. Koutnik, J. G. Cuti 1978-4-12 338 Los Angeles Verdugo Mountains South of La Tuna Canyon Road. 579 Comment
  UC881279  Phacelia minor Marcus E. Jones, A. M. 1882-2-27 3031 Los Angeles Pasadena Comment
  UCR261596  Phacelia minor R. G. Swinney 2010-6-29 13373 B Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Food Control Basin, confluence of Big Tujunga Wash/stream with Hansen Lake 308 Comment
  RSA229211  Phacelia mohavensis Robert F. Thorne 1971-6-30 40829 Los Angeles San Gabriel Mts., Angeles National Forest: Desiccated branch of S fork of Little Rock Creek, 1.8 miles below Alder Saddle in Pinyon Flats area. 1555 Comment
  RSA428283  Phacelia mohavensis Anstruther Davidson 1939-7-4 s.n. Los Angeles Big Rock Comment
  RSA428144  Phacelia parryi Howard Mullins 1931-4-27 s.n. Los Angeles Griffith Park. Comment
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May 20 2014
  UCR127182  Phacelia viscida A. C. Sanders 2003-6-20 26997 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
  RSA133784  Phacelia viscida H. J. Thompson 1959-4-12 1921 Los Angeles Santa Monica Mountains: 2 miles west of Las Virgenes Road, Mulholland Highway. 305 Comment
  RSA26558  Phacelia viscida Martha Hilend, Harley H. Bartlett 1928-3-15 s.n. Los Angeles Palos Verdes Hills Comment
  CLARK-A1528-4794  Phalaris canariensis Alfred R. Roos 1958-5-21 Los Angeles Brentwood Comment
  UC76972  Phalaris lemmonii Geo. B. Grant April 1901 970 Los Angeles near Los Angeles The Palms; , The Palms Comment
  SEINET10920985  Phalaris lemmonii LeRoy R. Abrams 1903-4-9 Abrams 3234 Los Angeles In exsiccated places, Inglewood Comment
  SBBG13004  Phalaris minor E. R. Blakley 1962-10-4 5408 Los Angeles SE side of the Isthmus Cove 1 Comment
  POM229170  Phleum pratense L. C. Wheeler 1933-7-10 1927 Los Angeles 2 miles NE of La Verne. 381 Comment
  OBI13707  Pholistoma racemosum Robert J. Rodin 1953-5-2 5809 Los Angeles Cyn behind whites cove, Catalina Island Comment
  SEINET13383131 Image available Phoradendron bolleanum R. G. Swinney 2010-1 13084 Los Angeles Kentucky Spring Canyon, 50-400 meters east of Angeles Forest Hwy. at 1.7 miles south of Soledad Pass Rd. 1073 Comment
  SBBG61548  Phoradendron juniperinum R. Hoffmann 1929-5-19 Los Angeles Los Angeles Recreation Park 1828 Comment
  UCSB1323  Phoradendron leucarpum subsp. tomentosum Beach, Kay 1944-1-4 Los Angeles Near Tanbark Comment
  RSA97443  Phoradendron macrophyllum F. W. Peirson 1918-11 1717 Los Angeles Above Camp Baldy, San Antonio Canyon, San Gabriel Mts. 1341 Comment
  CAS-BOT-BC141308  Phoradendron serotinum subsp. tomentosum Moxley 1915-7-19 389 Los Angeles Near Switzer's Camp, Arroyo Seco Canyon Comment
  RSA702562  Phoradendron villosum Scott D. White 2004-5-10 10357 Los Angeles Liebre Mountains: North slope below Bald Mountain. 1098 Comment
  UC1194600  Phoradendron villosum Del Wiens 1960-6-10 2716 Los Angeles n. Claremont (Cobal Canyon); Cobal Canyon 396 Comment
  UC1871269  Phoradendron villosum T. S. Ross, Orlando Mistretta, Alex Quici 1990-6-27 3857 Los Angeles Transverse Ranges; Liebre Mountains region; Liebre Mtn: N slope, between Cow Spring Canyon and Horse Camp Canyon; Elevation 4390-5150 feet. T8N R17W SE 1/4 SW 1/4 sect 35; and T7N R17W NE 1/4 NW 1/4 sect 2. Comment
  POM178035  Phyla nodiflora J. Ewan 1931-5-11 4186 Los Angeles Throughly naturalized in vacant lot Ocean View Street. Comment
  RSA601467  Phyllospadix scouleri Steven A. Junak 1995-5-24 1230 Los Angeles Ventura County, San Nicolas Island, E end of Tender Beach, just E of N range marker poles, 0 Comment
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May 14 2014
  RSA683951  Phyllospadix scouleri E. Yale Dawson 1957-11-7 17746 Los Angeles Dead Man s Cove. Portuguese Point. Comment
  RSA683032  Phyllospadix torreyi E. Yale Dawson 1948-11-28 5759 Los Angeles Point Dume Comment
  SFV21079  Pickeringia montana var. montana L. Gross 2001-1-28 337 Los Angeles Verdugo Mountains North side of mountains on ridge between Engleheard and Henderson Canyons. 549 Comment
  SEINET4044587 Image available Picris echioides D. F. Sax 1997-1 sn Los Angeles Santa Monica Mountains. 825 meters from coast. 22.5 slope, aspect 269. 167 Comment
  CATA1921  Pinus canariensis Amy Catalano 2014-9-22 010 Los Angeles Santa Catalina Island: Between the East Summit and the Wrigley Reservoir 438 Comment
  UCR189960  Pinus contorta var. murrayana R. G. Swinney 1998-8-27 6824 Los Angeles San Gabriel Mtns., West Baldy Peak 3040 Comment
  SBBG36984  Piperia cooperi unknown -Apr-1893 Los Angeles Los Angeles Comment
  CATA2201  Pittosporum tobira Sara L. Crockett 1997-3-14 89 Los Angeles Santa Catalina Island: Base of Avalon Canyon Road at 5 way intersection, in small park on W side of street 36 Comment
  UCR88525  Pityrogramma triangularis Scott D. White, C. McGaugh 1995-5-16 3087 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
  CAS-BOT-BC71780  Pityrogramma triangularis var. viscosa Tim Ross 1993-4-22 6909 Los Angeles Santa Catalina Island: SW part of the island in the vicinity of Cactus Peak (1560 ft); 885 m due N of Cactus Peak summit 289 Comment
  RSA599624  Plagiobothrys arizonicus Steve Boyd, Lauren Raz 1997-4-16 9518 Los Angeles Liebre Mountains region: Northwest end of the range, Peace Valley due south of the junction of Interstate 5 and Highway 138, and east of Copco Road along narrow paved road which is the continuation of Forest Service road 8N01. 960 Comment
  UCR93307  Plagiobothrys arizonicus T. S. Ross, Steve Boyd 1994-5-4 7632 Los Angeles San Gabriel Mtns., San Francisquito Canyon: Headwaters of the canyon, NE of Green Valley; c. 600 m SW of summit of grade; c. 2460 m ESE of Grass Mtn summit 1076 Comment
  RSA595687  Plagiobothrys arizonicus L. C. Wheeler 1967-5-8 9336 c Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  RSA507561  Plagiobothrys canescens L. C. Wheeler 1967-5-8 9336 Los Angeles San Gabriel Mts [Liebre Mtns]between Bouquet Junction and Bonelli Ranch. 396 Comment
  POM50666  Plagiobothrys collinus var. californicus A. J. McClatchie 1897-5-2 s.n. Los Angeles Wilmington Comment
  RSA0119944  Plagiobothrys jonesii R. G. Swinney 2014-4-23 16180 Los Angeles San Gabriel Mountains: east of Valyermo, Holcomb Ridge, 0.18-032 miles north of Bob's Gap Rd. 1.04 air-miles west of Bob's Gap. 1268 Comment
  POM73133  Plagiobothrys nothofulvus Marcus E. Jones 1882-5-2 7163 Los Angeles [No other locality information] Comment
  SBBG95243  Plantago coronopus M. B. Dunkle 1931-4-10 1831 Los Angeles Johnson's Cyn; seepage from old tunnel 274 Comment
  UC185445  Plantago coronopus Katharine Brandegee May 17 1916-May 25 1916 Los Angeles Santa Catalina Island Comment
  POM155731  Plantago erecta M. B. Dunkle 1928-4-10 1830 Los Angeles Santa Catalina Island: Johnson's Canyon. 274 Comment
  POM156658  Plantago erecta L. R. Abrams 1903-4-10 3241 Los Angeles Near Mesmer. Comment
  UCR194146  Plantago erecta A. C. Sanders 2008-4-25 35103 Los Angeles Transverse Range; Western San Gabriel Mtns., SLOPES WEST OF OLD LA LIEBRE RANCH, SOUTH OF HWY 138 1000 Comment
  RSA678135  Plantago indica Valerie L. Soza, Monica Acosta 2001-6-28 1305 Los Angeles Arroyo Seco near confluence with El Prieto Canyon, alongside FS Road 2N70. 366 Comment
  UCR252751  Plantago major R. G. Swinney 2010-9-1 13657 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  SBBG68791  Plantago major M. N. Ackley 1929-5-26 781 Los Angeles San Dimas Cyn 457 Comment
  RSA250511  Platanthera sparsiflora Robert F. Thorne, John Dourley 1967-10-10 37353 Los Angeles Angeles National Forest: 1.5 mi. E of Dawson Saddle 2332 Comment
  UCR129419  Platanus racemosa A. C. Sanders, Mark Elvin 2002-6-18 25140 Los Angeles NE end of Santa Susana Mtns., Newhall Ranch, 'Sawtooth Ridge' area c. 1.5 mi. SE of Del Valle, north of Potrero Canyon, vicinity of bench mark 1533 518 Comment
  CAS-BOT-BC91657  Platystemon californicus L. R. Abrams 1927-4-30 11702 Los Angeles Head of Antelope Valley. Comment
  CAS-BOT-BC91673  Platystemon californicus C. F. Baker 1904-5-2 4731 Los Angeles Hills near Claremont. Comment
  JEPS51622  Platystemon californicus Mrs. Harriet P. Kelley 1919-3-23 Los Angeles sent from Selma Comment
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Jun 12 2012
  RSA445696  Platystemon californicus Launer 1937-04 s.n. Los Angeles La Harbra Hills Comment
  RSA588074  Platystemon californicus Orlando Mistretta 1994-4-15 1062 Los Angeles Santiago Canyon: W slopes of drainage near confluence with Little Rock Creek. 1159 Comment
  POM264746  Plectritis ciliosa subsp. insignis Louis C. Wheeler 1933-4-15 1633 Los Angeles San Gabriel Mountains: Foothills; W Live Oak Canyon. 488 Comment
  RSA484231  Poa bulbosa Robert Gustafson 1978-5-2 889 Los Angeles Dirt road leading into Hungry Valley .1 mile from the junction with the 2-lane paved Peace Valley Rd., west of Gorman. 1249 Comment
  RSA704358  Poa secunda Gary D. Wallace, M. Z. Wallace 1982-4-24 1927 Los Angeles West of Palmdale, south end of Munz Ranch road. Comment
  SD70987  Poa secunda R. Mitchell Beauchamp 1967-3-17 277 Los Angeles San Clemente Island; Lemon Tank, along shore Comment
  UCR272354  Poa secunda subsp. juncifolia R. G. Swinney 2011-6-20 15231 Los Angeles San Gabriel Mountains, Crystal Lake Recreation Area, c. 0.15 air-miles south of Crystal Lake along Islip Ridge Trail 1573 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
  RSA0025273  Poa secunda subsp. secunda Justin M. Wood 2012-3-20 4642 Los Angeles San Dimas. San Jose Hills: Walnut Creek Canyon, +/- 0.5 mi NW of Puddingstone Reservoir, +/- 0.25 mi E of SR-57, just north of San Dimas Ave. and just S. of Cliffside Dr. 229 Comment
  UCR136839  Polycarpon tetraphyllum John F. Green 2003-6-24 s.n. Los Angeles Transverse Ranges; San Gabriel Mountains, Arroyo Seco, Pasadena, north of Jet Propulsion Laboratory 381 Comment
  RSA268491  Polycarpon tetraphyllum Mildred E. Mathias 1965-7-20 s.n. Los Angeles Mildred E. Mathias residence. West Los Angeles. Comment
  RSA466391  Polygonum argyrocoleon House, Grumbles Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  SD237567  Polygonum aviculare R. G. Swinney 2009-8-25 11473 Los Angeles Transverse Range: San Gabriel Mountains: Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn, Road and Big Pines Road (Mescal Creek 7.5'Q) 2061 Comment
  UC1532941  Polygonum aviculare subsp. aviculare Robert F. Thorne 1975-9-4 47395 Los Angeles Fisherman's Cove Santa Catalina Island, campus of USC Marine Science Center Comment
  RSA608023  Polygonum aviculare subsp. aviculare Louis C. Wheeler 1973-6-8 s.n. Los Angeles Los Angeles: SE of Alameda St. and San Diego Fwy, between Sepulveda and 233rd St. [L. A. Harbor Dept., Classification Yard, E of Domiguez Flood Control Channel.]. Comment
  RSA800796  Polygonum aviculare subsp. depressum Jane Tirrell 2012-8-20 LS 0151 Los Angeles South side of California State Route 2 approx. 1.5 miles west of Dawson Saddle; 100 meters east of mile marker 67.86. 2314 Comment
  CAS-BOT-BC414180  Polygonum aviculare subsp. depressum Geo. B. Grant 1905-11-1 s.n. Los Angeles Pasadena Comment
  UCR223687  Polygonum douglasii R. G. Swinney 2009-8-25 11484 Los Angeles Transverse Range; San Gabriel Mtns., Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  UCR209312  Polygonum hydropiperoides A. C. Sanders 2009-11-6 37218 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR205253  Polygonum lapathifolium R. G. Swinney 2008-3-26 8571 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA614335  Polygonum punctatum B. Pitzer, P. Gomez 1996-4-28 2744 Los Angeles Harbor City/ City of Wilmington, Harbor Regional Park, at intersection of Pacific Coast Highway (St. Hwy) and Vermont Ave. Comment
  POM310153  Polypodium californicum Hulda Crooks 1946-3-11 232 Los Angeles Big Dalton Canyon. 366 Comment
  RSA689886  Polypodium californicum G. R. Proctor 1944-02 780 Los Angeles Sepulveda Canyon Comment
  RSA724617  Polypodium californicum K. Dobry 1991-4-22 439 Los Angeles San Gabriel Mts. at Elsmere Cyn Comment
  UC223678  Polypodium californicum C. F. Millspaugh 1920-6-28 4638 Los Angeles Lover's Cove; Santa Catalina Isl. Comment
  UCSB62283  Polypodium californicum Kiefer, Lawrence 1967-5-28 Los Angeles San Gabriel Mtns., Glen Canyon, tributary of San Gabriel River, ca. 0.25mi from mouth 640 Comment
  RSA579533  Polypogon interruptus Timothy S. Ross, Steve Boyd 1994-5-24 7843 Los Angeles 'Cottonwood Swamp'' Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Liebre Mount 512 Comment
  SEINET235743 Image available Polypogon interruptus Scott D. White 1997-5-8 5085 Los Angeles San Gabriel River Canyon; north of Azusa; Canyon bottom and adjacent slopes below San Gabriel Reservoir. 366 Comment
  CAS-BOT-BC232413  Polypogon monspeliensis Le Roy Abrams 1901-5-28 1673 Los Angeles Ballona Harbor Comment
  UCR252758  Polypogon monspeliensis R. G. Swinney 2010-9-1 13650 Los Angeles San Gabriel Mountains/Verdugo Mountains, Tujunga Valley, Big Tujunga Ponds Wildlife Sanctuary, along perimeter of northernmost of two ponds 341 Comment
  CAS-BOT-BC237501  Polypogon viridis Peter H. Raven; Henry J. Thompson 1959-10-18 14663 Los Angeles Santa Monica Mountains. Near mouth of Topanga Canyon 4 Comment
  CAS-BOT-BC237506  Polypogon viridis J. H. Thomas 1957-6-2 6805 Los Angeles Arroyo Seco under and near Colorado Street bridge, Pasadena Comment
  RSA385486  Polypogon viridis Edwin Kline 1924-5-20 s.n. Los Angeles Los Angeles. Comment
  UC371192  Polystichum imbricans subsp. curtum unknown 1032 Los Angeles Mt. Lowe Comment
  SFV21142  Populus balsamifera subsp. trichocarpa J. M. Keefe 2001-1-19 30999 Los Angeles San Fernando Valley Big Tujunga Wash, 300 m northwest of corner of Westcott Avenue and Grove Street in Sunland. 384 Comment
  UCR187240  Populus fremontii A. C. Sanders, T. B. Salvato, Michael Honer 2006-4-28 32208 Los Angeles Tehachapi Mtns. Foothills, hills immediately NW of Quail Lake, vicinity of Benchmark 3562/Quail 1098 Comment
  UCR270229  Populus trichocarpa R. G. Swinney 2011-6-30 15408 Los Angeles San Gabriel Mountains, 200 m below Camp Colby (Colby Ranch) Lodge, along Coldwater Canyon 1085 Comment
  RSA724441  Prunus ilicifolia K. Dobry 1991-6-13 d- 694 Los Angeles Santa Monica Mts. Las Virgenes and Mulholland Hwy at Soka Univ. Comment
  CAS-BOT-BC154555  Prunus ilicifolia subsp. lyonii Carl B. Wolf 1932-5-9 3482 Los Angeles Santa Catalina Island. Left (E.) fork of Pebbly Beach Canyon, 1/3 mi. above Mexican Houses 152 Comment
  RSA86867  Prunus lyonii F. W. Peirson 1907-7-1 699 Los Angeles Catalina Island. Comment
  HSC93985  Prunus virginiana var. demissa L. C. Wheeler 1956-9-15 7236 Los Angeles San Gabriel Mountains: Blue Ridge. Comment
  RSA670691  Pseudognaphalium biolettii B. C. Templeton 1968-2-25 11386 Los Angeles Near the isthmus, Santa Catalina Island. Comment
  RSA194015  Pseudognaphalium biolettii R. M. Beauchamp 1967-3-17 241 Los Angeles San Clemente Island: on slope east of Wilson Cove Comment
  LA105098  Pseudognaphalium californicum Barry A. Prigge; 1988-7-3 8162 Los Angeles SANTA MONICA MOUNTAINS, 0.2 mi E of jtn of Mulholland Hwy and Old Topanga Rd, across from Calabasas High School. 313 Comment
  SBBG95184  Pseudognaphalium californicum M. B. Dunkle 1928-5-27 1974 Los Angeles Hamilton Cyn Comment
  UC450956  Pseudognaphalium californicum F. A. MacF. 1931-4-17 2967 Los Angeles Tuna Canyon Verdugo Hills, Tuna Canyon Comment
  UCR256147  Pseudognaphalium californicum R. G. Swinney 2010-4-20 12309 Los Angeles San Gabriel Mountains, north of Pacoima, lower Loop Canyon from north end of Veterans Memorial Park to 0.3 miles upstream 549 Comment
  UCR270261  Pseudognaphalium canescens R. G. Swinney 2011-10-10 15729 Los Angeles San Gabriel Mountains, east fork of Chilao Creek, 0.2 miles west of Angeles Crest Hwy., from north end of lower Charlton Flats Picnic Ground to 250 meters north/upstream 1585 Comment
  UCR258928  Pseudognaphalium canescens subsp. microcephalum R. G. Swinney 2010-4-20 12277 Los Angeles San Gabriel Mountains, Pacoima Wash, 0.2-0.4 miles north of Gavina Ave., near east end of Wallabi Ave. 433 Comment
  CATA1940  Pseudognaphalium luteoalbum E. R. Blakley 1962-10-5 5441 Los Angeles Santa Catalina Island: Cottonwood Canyon, 1/4 mile upstream from the ocean 30 Comment
  SBBG32061  Pseudognaphalium stramineum R. N. Philbrick, R. F. Thorne 1967-5-20 B 67 -311 Los Angeles Descanso Cyn 91 Comment
  UC1947296  Pseudognaphalium stramineum I. M. Johnston 1917-8-23 1705 Los Angeles Prairie Fork San Antonio Mountains, Prairie Fork Comment
  POM358723  Pseudognaphalium stramineum Robert Gustafson 1981-6-17 2240 Los Angeles Ballona Wetlands, Area 2. Comment
  JEPS22872  Pseudognaphalium thermale Rimo Bacigalupi with Reino Alava 1958-7-21 6448 Los Angeles Chilao Flat San Gabriel Mts., Angeles National Forest 1615 Comment
  JEPS85663  Psoralea John Thomas Howell 1928-5-4 3772 Los Angeles Monrovia Canyon; San Gabriel Mts. Comment
  UCR61048  Psoralea macrostachya R. G. Swinney 1989-7-13 s.n. Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon. Morgan Canyon, near spring west of Morgan Canyon debris basin 366 Comment
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Oct 4 2020
  LA94227  Pteridium aquilinum var. pubescens Lawrence L. Kiefer; 1966-3-12 1711 Los Angeles SANTA MONICA MOUNTAINS, Tuna Canyon, ca 0.25 mi from mouth. 91 Comment
  CLARK-A1528-3792  Pterostegia drymarioides 1929-5-20 Los Angeles San Gabriel Mountains Comment
  POM8634  Pterostegia drymarioides P. A. Munz, R. D. Harwood 1920-4-21 3696 Los Angeles San Dimas Canyon, [San Gabriel Mountains] 457 Comment
  RSA0070124  Pterostegia drymarioides LeRoy Gross, Pam De Vries, Otto Gasser 2015-4-7 6956 Los Angeles San Gabriel Mountains; Arrastre Canyon, near Acton. Started at the junction between Arrastre Canyon Road and Moody Truck Trail. Surveyed slope between both roads. Follow the creek and slope beyond where Moody Truck Trail crosses the creek. Northeast side., Slope only. 807 Comment
  RSA191021  Pterostegia drymarioides James Henrickson 1963-5-5 32319 Los Angeles Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont 518 Comment
  RSA533980  Pterostegia drymarioides Tim S. Ross, Orlando Mistretta, Mike Hammitt 1991-5-18 5192 Los Angeles San Clemente Island, upper Twin Dams Canyon 434 Comment
  RSA460728  Punica granatum Claire Kibbe 1936-07 19980 Los Angeles Hollywood Cemetary. Comment
  RSA749035  Purshia glandulosa R. G. Swinney 2008-5-2 8743 Los Angeles Big Rock Creek at Paradise Springs, on campground property 1470 Comment
  UCR153357  Purshia glandulosa LeRoy Gross, Orlando Mistretta, Valerie Soza 2003-5-13 857 Los Angeles Transverse Ranges/San Gabriel Mtns region, Big Rock Creek, N and east of Valyermo Ranger Station off Big Pines Hwy 1143 Comment
  RSA585418  Purshia tridentata var. glandulosa Tim S. Ross, Steve D. Boyd 1990-5-29 2683 Los Angeles SE edge of Valyermo: along NE side of Valyermo Rd, then S of the road 1137 Comment
  UCD166194  Purshia tridentata var. glandulosa Jack Major 1962-4-15 759 Los Angeles On road to Big Pines above Valyermo, north side of San Antonio Peak. (Exact location unknown. Coordinates estimated by label maker.) 1390 Comment
  UCR270120  Pycnanthemum californicum R. G. Swinney 2010-9-9 13795 Los Angeles San Gabriel Mountains, Big Cienega, north of Crystal Lake Campground, 0.6 miles east of Deer Flats Campground, along FS Rd 3N07.2/North Crystal Lake Rd. 1997 Comment
  SEINET10957067  Pyrus communis Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3773 Los Angeles City of Santa Monica. Bristol Farms: 225 26th Street: Santa Monica, CA: 90402: (310) 255-9912 - phone. 100 Comment
  POM230742  Quercus X grandidentata I. W. Clokey 1930-9-1 s.n. Los Angeles So. Pasadena Comment
  RSA619472  Quercus X macdonaldii E. R. Blakley 1962-10-6 5472 Los Angeles Head of Bullrush Canyon, Santa Catalina Island. 358 Comment
  SDSU6983  Quercus X macdonaldii R. M. Beauchamp 1966-8-8 47 Los Angeles On bank overlooking road south of Avalon. Santa Catalina Island. 122 Comment
  LA82488  Quercus agrifolia O. H. Kappler; 1941-4-6 188 Los Angeles Santa Monica Mountains, Las Trancas (Rattlesnake) Canyon, West Fork 365 Comment
  SEINET3237751 Image available Quercus berberidifolia T. B. Salvato, Sandra Murcia 2007-10-18 3092 Los Angeles Santa Monica Mountains; near Stunt's Ranch, north of Cold Creek and east of Mulholland Hwy. 305 Comment
  UC1922570  Quercus berberidifolia Gary Kovnat with LeRoy Gross 2003-2-16 19 Los Angeles Transverse Ranges; San Gabriel Mountains region: Angeles National Forest, Gold Creek Ecological Preserve, south terrace west meadow. Comment
  UCR178213  Quercus berberidifolia LeRoy Gross 2000-11-4 315 Los Angeles Verdugo Mountains, trail at end of Morning Glow, past Sunglow Way, east of La Tuna Canyon Road, Sun Valley 366 Comment
  RSA0038355  Quercus berberidifolia Sandra Leatherman, Brian Daniels 1998-11-10 62 Los Angeles Boquet Canyon: East of Boquet Canyon Road, immediately south of Esguerra Road. 600 Comment
  LA99009  Quercus chrysolepis E. R. Hobbs; 1978-10-15 78- 142 Los Angeles San Gabriel Mountains, trail to summit of Mt. Williamson 2285 Comment
  RSA664090  Quercus chrysolepis Marianne Marshall 1981-5-29 33 Los Angeles Ca. Hwy 39, 14.5 mi. N of junction w/ Sierra Madre Ave. N of Azusa. Comment
  UCD82691  Quercus chrysolepis Rodney Gale Myatt 1970-9-16 570 -15 Los Angeles Along Baldy Mt. Road, at wash next to powerhouse. Near Los Angeles County line, north of Pomona. 1380 Comment
  CAS-BOT-BC86219  Quercus dumosa Geo. B. Grant 1906-9-1 7177 Los Angeles Catalina Island Comment
  SEINET10477870  Quercus dumosa Jon Ricketson, Heidi H. Schmidt 1992-10-19 Ricketson 4766 Los Angeles Santa Catalina Island; The Wrigley Memorial and Botanical Gardens, at 1400 Avalon Canyon Road, at the base of Avalon Canyon, above the city of Avalon. 90 Comment
  UCSB68631  Quercus durata Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains; Beaudry fire road north of Radio Towers, west of head of Deer Creek 762 Comment
  UCSB68638  Quercus durata Gross, LeRoy 2000-10-28 Los Angeles Verdugo Mountains; Brand lateral trail behind the Brand Park Library, ridge west of Idlewood Canyon, where Grandview Ave. and Mountain St. meet in city of Glendale; following fire break up to main crest (to Beaudry fire road) 304 Comment
  POM271153  Quercus durata var. gabrielensis Lyman Benson 1946-12-20 12267 Los Angeles Thompson Creek, just north of San Antonio Ave. NW of Claremont. San Gabriel Mt. 457 Comment
  RSA29652  Quercus durata var. gabrielensis Joseph A. Ewan 1933-06 10800 Los Angeles Occasional along Adenostoma chaparral, slopes above Verdugo Canyon Comment
  RSA639160  Quercus durata var. gabrielensis Valerie L. Soza, LeRoy Gross 1999-7-15 636 Los Angeles San Gabriel Mountains: Helispot off Mt. Wilson Trail, 2.7 miles from trailhead in Sierra Madre. 823 Comment
  RSA0065414  Quercus durata var. gabrielensis Thomas Seerley 1948-2-22 s.n. Los Angeles San Gabriel Mountains, Glendora. Comment
  LA205293  Quercus engelmannii Louis Wheeler; 1932-9-7 1353 Los Angeles 2 mi. NE of La Verne 403 Comment
  RSA476793  Quercus engelmannii E. S. Spalding 1926-3-13 15137 Los Angeles Monrovia Canyon Comment
  UCD46021  Quercus engelmannii Lyman Benson 1948-11-9 13551 Los Angeles Hills at W side of mouth of Monrovia Cyn., Oak Woodland and Chaparral sandy soil south slope, 1,000'. 304 Comment
  UCR190849  Quercus john-tuckeri R. G. Swinney 2001-6-16 7983 Los Angeles San Gabriel Mtns., Juniper Hills, top of Pleasant View Ridge, south of intersection of 104th St. E and Juniper Hills Rd. 2006 Comment
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Mar 12 2017
  UCR124700  Quercus kelloggii B. C. Templeton 1932-5-31 4843 Los Angeles San Gabriel Mtns., between Big Pines Park and Jackson Lake, Angeles National Forest 2000 Comment
  RSA133465  Quercus lobata Peter H. Raven, H. J. Thompson 1959-4-3 13922 Los Angeles Just east of Malibu Junction. 244 Comment
  RSA141563  Quercus pacifica Percy C. Everett 1960-9-27 24292 Los Angeles Santa Catalina Island, ridge road to airport 366 Comment
  RSA5398  Quercus pacifica Carl B. Wolf 1932-10-5 4231 Los Angeles Santa Catalina Island, Black Jack Peak, south side (below buildings used to house workers). 305 Comment
  SD114004  Quercus pacifica Darley F. Howe 1953-5-2 2267 Los Angeles Santa Catalina Island, near mouth of Wain Canyon Comment
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Jun 10 2014
  UC1281416  Quercus pacifica H. E. McMinn Jul 1924 1297 Los Angeles Catalina Island Comment
  UC847946  Quercus pacifica F. R. Fosberg 1932-5-7 8164 Los Angeles above Hay Press; Santa Catalina Island Comment
  UC847947  Quercus pacifica F. R. Fosberg 1932-5-7 8161 Los Angeles above Hay Press; Santa Catalina Island Comment
  CAS-BOT-BC104426  Quercus tomentella C. B. Wolf 1930-1-29 691 Los Angeles Catalina Island. Pebble Beach Canyon, NO slope Comment
  POM296972  Quercus tomentella Karen Hosterman 1957-4-8 959 Los Angeles Santa Catalina Island. Avalon; just E of Stables on road to Bird Park; E-W Canyon. Comment
  RSA629055  Quercus wislizeni var. frutescens Valerie L. Soza, Laura Moore 1999-6-30 599 Los Angeles San Gabriel Mountains: Upper Winter Creek Trail. 854 Comment
  UCR220345  Ranunculus californicus D. E. Bramlet, Mike Ahmer 2005-4-14 3792 A Los Angeles Los Angeles Basin Region, Puente Hills in La Habra Heights, main drainage of Powder Canyon, c. 547 ft. east of Skyline Drive and 1460 ft. north of Fullerton Rd. 249 Comment
  RSA162761  Ranunculus californicus J. D. Olmsted 1959-4-22 450 Los Angeles Sycamore Canyon along road leading up to reservoir on top of hill west of mouth of canyon, San Gabriel Mountains, Drainage Area to San Dimas Creek. Alt. 1500 ft. 457 Comment
  CAS-BOT-BC378873  Ranunculus californicus var. californicus Marcus E. Jones 1882-5-3 3220 Los Angeles Pasadena Comment
  SD31165  Raphanus sativus Edith A. Purer 1931-2-21 156 Los Angeles Palos Verdes Comment
  POM2866  Rhamnus californica L. R. Abrams 1901-4-7 1427 Los Angeles Devil's Gate Comment
  UC870774  Rhamnus californica Ira W. Clokey, B. Templeton Dec 1929 4603 Los Angeles Mandeville Canyon Santa Monica Mountains Comment
  UCR167317  Rhamnus californica subsp. californica Scott D. White, Brian Leatherman 2005-3-18 10796 Los Angeles South Coast, City of Glendora: 'South Hills' just N of the I-210 freeway. c. 0.3 air mi ENE of the I-210/Sunflower intersection 335 Comment
  CAS-BOT-BC59973  Rhamnus crocea L. R. Abrams 1901-4-6 1370 Los Angeles Big Tajunga Wash. Comment
  SEINET13946316 Image available Rhamnus crocea J. Spevak 1969-1 s.n. Los Angeles Cultivated at 124 S. Maple Drive, introduced 183 Comment
  RSA785522  Rhamnus crocea subsp. ilicifolia Doris Bowers 1967-7-19 436 Los Angeles Topanga Canyon, Santa Monica Mts. 305 Comment
  CAS-BOT-BC55982  Rhamnus ilicifolia Le Roy Abrams; E. A. McGregor 1908-6-19 333 Los Angeles Oakgrove Canyon, Liebre Mountains 1219 Comment
  CAS-BOT-BC55998  Rhamnus ilicifolia Le Roy Abrams 1900-8-10 1020 Los Angeles San Gabriel Canyon Comment
  LA91486  Rhamnus ilicifolia Bruce Douglas Clayton; Greg Shaw 1972-4-11 87 Los Angeles SANTA MONICA MOUNTAINS, Temescal Canyon, Mountain Park Research Campus, on trail N of BDC peak, on section below Will Rogers Rd. 579 Comment
  LA99478  Rhamnus ilicifolia Hisao P. Arai; 1957-5-8 sn Los Angeles Santa Monica Mountains, Sepulveda Canyon, ca 5 mi. N of Sunset Blvd Comment
  RSA0082829  Rhamnus ilicifolia R. G. Swinney 2010-5-19 12780 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
  RSA134731  Rhamnus ilicifolia Percy C. Everett, E. K. Balls 1959-6-29 1 Los Angeles 2 mi from Seminole Hot Springs. 488 Comment
  RSA391038  Rhamnus ilicifolia Albert J. Perkins 1916-4-13 s.n. Los Angeles Santa Anita Ca - on - Sierra Madre Comment
  UC80237  Rhamnus ilicifolia C. F. Baker 1903-8-2 3653 Los Angeles near Claremont; San Antonio Canyon Comment
  UCR119287  Rhamnus ilicifolia A. C. Sanders, D. Malueg 1998-6-22 22050 Los Angeles San Gabriel Mtns., Aliso Canyon, under SCE Mesa-Vincent powerline, pole 3-4, just below confluence with Beartrap Canyon 1006 Comment
  UCR140961  Rhamnus ilicifolia June Latting 1973-6-10 s.n. Los Angeles San Gabriel Mountains, South Fork, Big Rock Creek 1402 Comment
  UCSB4041  Rhamnus ilicifolia Kamb, Peter 1948-2-14 Los Angeles Upper Sonoran Zone. Little Santa Anita Canyon, San Gabriel Mts 396 Comment
  RSA177839  Rhamnus pirifolia Robert F. Thorne, Percy C. Everett 1964-5-10 34474 Los Angeles Santa Catalina Island, near Echo Lake 427 Comment
  RSA1828  Rhamnus pirifolia Knopf, Johnson 1930-1-30 698 Los Angeles Middle Ranch Canyon, Santa Catalina Island. Comment
  SFV2140  Rhus aromatica R. L. Armacost 1933-7-4 Los Angeles San Gabriel Mountains Vasquez Rocks, near Newhall, just south of Agua Dulce. 790 Comment
  RSA0087022  Rhus integrifolia R. G. Swinney 2010-4-30 12451 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
  RSA213398  Rhus integrifolia Reid V. Moran 1941-2-18 582 Los Angeles San Clemente Island, Middle Ranch 350 Comment
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Jun 5 2014
  RSA649822  Rhus integrifolia Matt Brooks 1988-5-7 47 Los Angeles Whittier, 1.0 miles east of the Whittier water tank on a fire road along a ridge. Comment
  RSA0116827  Rhus ovata R. G. Swinney 2010-8-11 13487 Los Angeles San Gabriel Mountains; San Olene Canyon, below Chantry Flats, junction with Chantry Flats Trail/ service road. 595 Comment
  RSA595020  Rhus ovata Mark Hoefs, Robert F. Thorne 1996-4-6 2663 Los Angeles Santa Catalina Island. Upper Avalon Canyon, Hermit s Gulch Trail, where trail crosses stream. 165 Comment
  RSA403715  Rhus trilobata L. C. Wheeler 1932-3-20 507 Los Angeles Head Mandeville Canyon. 457 Comment
  RSA600587  Rhus trilobata var. quinata Steve Boyd, Lauren Raz 1997-4-30 9593 Los Angeles Liebre Mountains Region: About the confluence of Bear Canyon and Pine Canyon, between the southern flank of Liebre Mountain and northern flank of Red Rock Mountain, southwest of Gillette Mine 866 Comment
  SD77871  Ribes amarum D. F. Howe 1970-3-8 4681 Los Angeles 10.5 miles west of Laurel Canyon Boulevard on Mulholland Drive, Santa Monica Mountains. 427 Comment
  UCSB2622  Ribes amarum Wedberg, Lee 1954-3-3 Los Angeles Millard Canyon; San Gabriel Mtns 457 Comment
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Nov 5 2014
  LA33882  Ribes aureum var. gracillimum Henry J. Thompson; 1959-3-22 1872 Los Angeles Santa Monica Mountains, Lobo Canyon, 1 mi. W of Triunfo Canyon 243 Comment
  SD87806  Ribes aureum var. gracillimum Frank W. Peirson 1927-3-19 7113 Los Angeles Seminole Hot Springs Region, Santa Monica Mountains. In the old Stone Cabin Meadow, a mile or two back in the Range. Comment
  CAS-BOT-BC108877  Ribes divaricatum var. parishii Frederick V. Coville 1925-4-18 171 Los Angeles Lexington Wash at El Monte. 91 Comment
  RSA0025046  Ribes indecorum Louis C. Wheeler 1933-3-4 1510 Los Angeles Claremont. 389 Comment
  RSA747230  Ribes malvaceum R. G. Swinney 2008-4-7 8615 Los Angeles San Gabriel Mtns. Azusa, San Gabriel River floodplain, c. 100-300 m east of the channel, between Foothill Blvd. (Hwy 66) and I-210 Fwy 177 Comment
  RSA616057  Ribes malvaceum var. viridifolium Scott D. White, Brian Leatherman 1997-1-20 6055 Los Angeles Santa Clara River Watershed: Headwaters of Iron Canyon and Oak Springs Canyon. 1160 Comment
  SEINET13387008 Image available Ribes malvaceum var. viridifolium R. G. Swinney 2011-1 14592 Los Angeles San Gabriel Mountains: north of Glendora, Glendora Mountain summit along old fire break (Glendora 7.5' Q.) (T1N R9W S8) 1006 Comment
  RSA0025043  Ribes malvaceum var. viridifolium T. S. Clare, W. J. McDougal 1930-2-16 13707 Los Angeles Topango [Topanga] Canyon. Comment
  SEINET13942688 Image available Ribes nevadaense David Charlton 1986-1 268 Los Angeles San Gabriel Mountains, between Blue Ridge Campground (1.5 mi. airline SSE of Bigpine) and the reservoir at the top of Chisolm Ski Run along the reservoir maintenance road, 0.7 to 1.2 mi. S of Angeles Crest Hwy on Forest Road 3N06. T3N, R8W, sec 5. 8000 ft 2438 Comment
  RSA618593  Ribes nevadense Louis C. Wheeler 1966-8-21 8837 Los Angeles San Gabriel Mountains: Dorr Canyon at Angeles Crest Highway. Vicinity of Lodgepole Picnic Ground. Comment
  RSA652102  Ribes nevadense R. Carlston 1961-5-31 s.n. Los Angeles Glendora Mt. Rd. Comment
  POM18009  Ribes roezlii var. roezlii P. A. Munz 1923-5-26 6859 Los Angeles Rock Creek 1768 Comment
  CAS-BOT-BC168673  Ribes speciosum John I. Carlson 1918-4-24 s.n. Los Angeles Griffith Park Comment
  RSA640831  Ribes speciosum Louis C. Wheeler 1931-1-15 s.n. Los Angeles San Dimas: Puddingstone. Comment
  SEINET13942809 Image available Ribes speciosum Stubhalter 1919-1 Los Angeles Arroyo Seco Comment
  CDA4897  Ricinus communis Phillipson 1915-5-7 Los Angeles Monrovia. Comment
  PASA705  Ricinus communis Annetta Carter 1929-1-2 Los Angeles Near mouth of Big Santa Ana Comment
  UCR265514  Romneya trichocalyx Dan S. Cooper 2015-3-22 315- 25 Los Angeles Los Angeles Basin/Western Transverse Range, Griffith Park, Los Angeles, north end of Commonwealth Ave. 233 Comment
  RSA762340  Rorippa curvisiliqua R. G. Swinney 2008-10-20 9654 Los Angeles San Dimas Canyon at Puddingstone Diversion Dam 354 Comment
  SEINET10833032  Rosa banksiae David B. Dunn 1946-1 Dunn 1997 Los Angeles 10 ft tall climber; old trunk 8 inches in diameter. Collected at 316 n ave. 50. Cecil-brunner double dwarf rose Comment
  UC1594362  Rubus discolor Tim Ross 1992-5-17 6344 Los Angeles 260 m w mouth Cattle Canyon (near elbow of the E Fork of the San Gabriel River); San Gabriel Mountains, East Fork San Gabriel River 576 Comment
  CAS-BOT-BC158813  Rubus ursinus John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Island Comment
  CATA187  Rubus ursinus Mark L. Hoefs, A. Douglas Propst 1973-4-6 156 Los Angeles Santa Catalina Island: Middle of Cape Canyon 304 Comment
  RSA599489  Rubus ursinus Steve D. Boyd, Lauren Raz 1997-3-25 9314 Los Angeles Liebre Mountains region: Upper end of broad alluvial valley at head of Cienaga Canyon, southern base of Liebre Mountain, at end of dirt road leading 1 km northeast of Knapp Ranch. 1097 Comment
  RSA600783  Rubus ursinus Louis C. Wheeler 1949-5-19 6704 Los Angeles Potrero Heights. Comment
  RSA656187  Rubus ursinus Joseph M. Keefe 1978-5-11 22904 Los Angeles Verdugo Mountains: 0.5 km north of DeBell Golf Course, foothills of Verdugo Mountains, Burbank. 457 Comment
  UCSB2938  Rubus ursinus Wedberg, Lee 1954-5-16 Los Angeles Mandeville Can. 304 Comment
  CATA1548  Rumex conglomeratus Mark L. Hoefs, Steven A. Junak, Misty Gay 1997-6-6 2788 Los Angeles Santa Catalina Island: Upper Buffalo Springs reservoir 435 Comment
  POM2344  Rumex conglomeratus W. R. Shaw 1900-7-3 77 Los Angeles Claremont. Comment
  UCD101161  Rumex crispus Louis C. Wheeler 1967-6-26 9899 Los Angeles San Gabriel Mountains, Elsmere Canyon, south central. At the forks of the canyon, just north of the section line. 487 Comment
  UCR273281  Rumex salicifolius R. G. Swinney 2011-10-18 15827 Los Angeles San Gabriel Mountains, 0.1-0.4 miles east of Switzer Campground [=Picnic Area] along Arroyo Seco, c. 0.3 km south of Angeles Crest Hwy 1037 Comment
  RSA0115826  Rumex salicifolius Steven A. Junak 1999-9-10 SCa- 1086 Los Angeles Santa Catalina Island. On S side of upper reservoir, Bulrush Canyon. 317 Comment
  RSA602470  Rumex salicifolius var. salicifolius Scott D. White 1997-5-14 5143 Los Angeles Big Tujunga Wash: Sunland-Tujunga area; alluvial fan below San Gabriel Mountains SW of I -210 freeway, E of Hansen Dam, and N of Wentworth St. 351 Comment
  SD181343  Ruta graveolens Louis C. Wheeler 1954-5-30 7058 Los Angeles San Gabriel Mountains: Eaton Wash about east of [fork of mansion?] Comment
  HSC65731  Salicornia depressa R. F. Thorne 1974-9-13 45091 Los Angeles Santa Catalina Island, just above high tide line along E side of inner Catalina Harbor. 2 Comment
  UC135935  Salicornia subterminalis LeRoy Abrams 1902-6-19 2565 Los Angeles near Mesmer; Ballona Comment
  RSA799803  Salix exigua Pam De Vries 2013-4-3 7829 Los Angeles Tehachapi Muntains/Western Transverse Range (Gorman Hills). About 0.5 air miles NNW of the Quail Lake Road offramp on the I5 freeway, just east of Zenobia Rd. 1032 Comment
  UC492426  Salix exigua Carl W. Sharsmith 1932-1-17 13 Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  LA208630  Salix exigua var. hindsiana F. R. Fosberg; 1932-3-3 7413 Los Angeles San Gabriel Mountains, Castaic Creek, below Castaic 300.0 Comment
  UC55026  Salix exigua var. hindsiana Samuel B. Parish June 1887 1984 Los Angeles San Francisquito Canyon Comment
  LA105373  Salix laevigata Barry A. Prigge; 1989-4-23 8475 Los Angeles Santa Susana Mountains, Devil Canyon, 1.4 air miles NW of junction of Simi Valley Frwy and Topanga Canyon Blvd 429 Comment
  LA200826  Salix laevigata A. M. Johnson; 1927-11-11 38 Los Angeles SANTA MONICA MOUNTAINS, Los Angeles River, Griffith Park Comment
  LA200827  Salix laevigata Carl Hedin; J. A. Ewan 1932-4-22 7628 Los Angeles SAN FERNANDO VALLEY, Los Angeles River, 0.4 km E of Radford Dr. Comment
  LA208752  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-25 7655 Los Angeles Verdugo Canyon, Fernbrook Pl, (Area 3) Comment
  RSA733155  Salix laevigata R. G. Swinney 1997-6-19 5623 Los Angeles San Gabriel Mtns.: Jackson Lake, west of Wrightwood. 1872 Comment
  RSA92702  Salix laevigata F. W. Peirson 1923-5-27 9609 Los Angeles Pallett Creek, north slope of San Gabriel Mountains 1098 Comment
  RSA0038348  Salix laevigata var. araquipa Carl W. Sharsmith 1931-10-26 2 Los Angeles Santa Clara River Valley, 1.5 km. north of Castaic. 315 Comment
  LA208841  Salix lasiandra Carl Hedin; Joseph Ewan 1933-3-25 7675 Los Angeles area 6 Comment
  HSC79616  Salix lasiolepis James Henrickson Jan 1973 8112 Los Angeles Santa Catalina Island, 2 mi. WNW of Avalon, in Haypress area Comment
  LA208791  Salix lasiolepis Carl Hedin; Joseph Ewan 1933-2-16 7652 Los Angeles Verdugo Canyon at Colina Drive [Area 3] Comment
  POM295741  Salix lasiolepis Lyman D. Benson 1946-1-26 11978 Los Angeles Big Dalton Canyon, Glendora. Drainage area: Pacific Slope 366 Comment
  POM362707  Salix lasiolepis M. B. Dunkle 1929-2-10 2047 Los Angeles Santa Catalina Island. Coach Road Spring. Comment
  POM362724  Salix lasiolepis E. S. Spalding 1922-12-27 s.n. Los Angeles S. Pasadena Comment
  RSA724448  Salix lasiolepis K. Dobry 1992-4-9 d- 1148 Los Angeles West Santa Monica Mts. along E Arroyo Sequit 5 mi No. of Pacific Coast Hwy. At camp Shalom. Comment
  SBBG57869  Salix lasiolepis M. N. Ackley 1928-2-12 984 Los Angeles Eaton Wash 381 Comment
  UC492415  Salix lasiolepis Carl W. Sharsmith 1932-1-17 7 a Los Angeles ca. 9.5 km. above Azusa; Lower San Gabriel Canyon 300 Comment
  UCR208239  Salix scouleriana I. M. Johnston 1917-8-22 1683 Los Angeles Transverse Ranges; San Gabriel Mtns, Pine Mountain 2591 Comment
  CAS-BOT-BC126285  Salix sessilifolia F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom, near Los Angeles Comment
  RSA657024  Salsola tragus Joseph M. Keefe 2001-1-19 30901 Los Angeles Verdugo Mountains: On north side of Upperton Avenue (north across street from 1871 Uppperton Avenue) at intersection with Upperton Place; pass in ridge between Eagle Rock Valley and York Valley (Highland Park). 262 Comment
  UCR216745  Salsola tragus R. G. Swinney 2009-2-20 10014 Los Angeles San Gabriel Mtns., El Encanto, Azusa River Wilderness Park, off Hwy 39 305 Comment
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Dec 24 2010
  CDA23587  Salsola tragus M. I. Wibawa, L. Smith 2008-10-28 A- 0253 Los Angeles Neenach, off of Highway 138, field along Three Points Road, across from junction to Avenue C, north of California Aqueduct. 0 Comment
  RSA444918  Salsola tragus Robert Gustafson 1980-9-16 1915 Los Angeles Ballona Wetlands, Area 2. [See map on specimen for precise location.] Comment
  RSA598585  Saltugilia splendens subsp. splendens L. C. Wheeler 1967-5-24 9726 Los Angeles San Gabriel Mountains: Indian Canyon. 793 Comment
  UC52819  Saltugilia splendens subsp. splendens H. M. Hall 1903-5-3 3093 Los Angeles San Francisquito Pass San Franciquito Pass Comment
  RSA9752  Salvia apiana Louis C. Wheeler 1932-5-21 726 Los Angeles Garapito Creek, Santa Monica Mountains. 305 Comment
  RSA442820  Salvia apiana William Emboden 1969-5-28 3 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  RSA442851  Salvia apiana William Emboden 1969-5-28 41 Los Angeles San Gabriel Mtns above Arcadia. (Anderson site). Comment
  SEINET12344297  Salvia apiana Unknown 1983-7-27 15804 Los Angeles between chapel & gymnasium, Webb School, Claremont Comment
  IRVC29640  Salvia columbariae A. C. Sanders, Mark A. Elvin, Anuja Parikh, Nathan Gale, et al. 2003-4-30 26209 Los Angeles Castaic Valley at west foot of Castaic Mesa, Newhall Ranch Western San Gabriel Mtns. 366 Comment
  POM6755  Salvia columbariae P. A. Munz, L. T. Street, G. Williams 1919-3-15 2401 Los Angeles South Hills, Pomona. Comment
  RSA479525  Salvia columbariae Steve Boyd, Thomas Elias 1987-4-14 2064 Los Angeles San Gabriel Mountains, ridge between Pine Mtn. and Silver Mtn. S. of Rincon - Red Box Rd, N of Glendora. Comment
  RSA620658  Salvia columbariae B. Pitzer 1998-5-23 3757 Los Angeles Soledad Canyon: vicinity of Soledad Pass, Soledad Canyon Rd ca 1/2 mi. S of Sierra Hwy., [UTM 10km cell: 11SLJ-9E, 1N. Soledad Canyon] 945 Comment
  UCR184220  Salvia columbariae A. C. Sanders 2007-4-19 33447 Los Angeles Tehachapi Mtns. Foothills, hills north of Oso Canyon and south of the National Cement Plant 1098 Comment
  RSA401442  Salvia columbariae Rose L. Burch 1943-07 s.n. Los Angeles Palmdale. Comment
  UCLA69665  Salvia dorrii var. pilosa C. Epling and L. Ellison 1930-4-17 Los Angeles Palmdale Comment
  RSA434036  Salvia leucophylla F. R. Fosberg 1931-6-19 S- 5126 Los Angeles Carbon Canyon, Puente Hills Range. Comment
  CAS-BOT-BC233308  Salvia mellifera Le Roy Abrams; I. L. Wiggins 1931-7-4 329 Los Angeles White's Landing, Santa Catalina Island Comment
  CHSC25550  Salvia mellifera Robert A. Schlising 1970-5-2 2945 Los Angeles Lopez Canyon, north of Pacoima. Comment
  LA82004  Salvia mellifera Harlan Lewis; 1940-4-3 1292 Los Angeles Santa Monica Mountains, 15 mi. N [W] of Malibu Beach Comment
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Jun 16 2015
  RSA720243  Salvia mellifera LeRoy Gross 2007-4-27 2656 Los Angeles Southern front of the range; Sherer Canyon. West branch of this canyon. At some old foundations, power lines running up the ridge north of here. 288 Comment
  UC457212  Salvia mellifera Carl Epling 1931-5-9 Los Angeles Los Alisos Canyon; Santa Monica Mountains Comment
  UCD125586  Salvia mellifera F. R. Fosberg 1931-3-18 S 4291 Los Angeles Hamilton Canyon, Santa Catalina Island. 10 Comment
  UCR261336  Salvia mellifera R. G. Swinney 2010-3-13 11874 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy, along Kagel Cyn. Road 482 Comment
  UCSB9333  Salvia mellifera Lloyd, Robert 1959-4-2 Los Angeles 1/2 mile south of dam in San Dimas Canyon; Stream bed on west side on San Dimas Canyon Road; San Gabriel Mtn Range 365 Comment
  UC76194  Salvia spathacea E. D. Palmer May 1903 Los Angeles Garvanza Comment
  RSA477519  Sambucus caerulea Anonymous 1906-6-6 1501 Los Angeles Big Rock Creek. 1524 Comment
  RSA682453  Sambucus mexicana LeRoy Gross, Michael Denslow, Bill Hogshead, Sarah Swartzentruber 2003-6-17 1036 Los Angeles South side of mountains:West side of Brand Canyon just a short distance above the cemetery. 307 Comment
  RSA0036738  Sambucus mexicana Patricia Kouo 1994-4-27 944234 Los Angeles 3 miles south of I-60. On the west side of Rosemead Blvd, at the most southern lake. On the most southern end of the lake. Comment
  OBI26305  Sambucus nigra subsp. caerulea Mark Schneider 1973-5-1 27 Los Angeles Mulholland hwy 1-1/2 mi past Stunt Rd. Comment
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May 8 2014
  SBBG69485  Sambucus nigra subsp. caerulea R. Hoffmann 1929-4-27 Los Angeles near Castaic Comment
  UCR282013  Sambucus nigra subsp. caerulea R. G. Swinney 2014-5-8 16461 Los Angeles San Gabriel Mountains, near Lang, 50-100 meters SW of Soledad Cyn. Rd. at a curve, Santa Clara Wash and Bee Cyn. confluence 537 Comment
  RSA305031  Sanicula arguta P. H. Raven, Henry J. Thompson 1960-4-24 15108 Los Angeles Santa Monica Mountains, Decer [Decker] Road about 2 miles north of Coast Highway. 244 Comment
  SBBG31253  Sanicula arguta R. F. Thorne 1966-4-5 35838 Los Angeles above stream in Cottonwood Cyn 106 Comment
  UC1400390  Sanicula arguta Robert F. Thorne and M. Z. Thorne 1973-2-12 42463 Los Angeles Santa Catalina Island, Blue Cavern Point Blue Cavern Point; Santa Catalina Island, Blue Cavern Point 60 Comment
  RSA470983  Sanicula arguta Reid V. Moran 1941-2-17 579 Los Angeles San Clemente Island. Middle Ranch, East side of arroyo. 500 Comment
  RSA678895  Sanicula arguta Dylan Hannon 1996-4-21 s.n. Los Angeles San Clemente Island. Across the road from Stone Station. Comment
  RSA191003  Sanicula bipinnatifida R. F. Thorne, J. Henrickson 1963-5-5 32292 Los Angeles Cobal Canyon, Foothills of San Gabriel Mts., 4 miles N of Claremont. 518 Comment
  SD92930  Sanicula crassicaulis W. Bertsch 1954-4-19 484 Los Angeles Little Dalton Canyon. 365 Comment
  SFV16838  Sanicula crassicaulis J. D. Dilley 1997-3-29 149 Los Angeles Santa Monica Mountains Studio City. Beatty Dearing Trail, beginning on Mulholland Drive, 0.5 miles west of Laurel Canyon. 245 Comment
  UCR247279  Sanicula tuberosa Dan S. Cooper 2013-3-17 313- 53 Los Angeles Western Transverse Range; Hollywood Hills, Los Angeles, Royce Canyon in Griffith Park, off Mt. Hollywood Dr. 297 Comment
  RSA230248  Sarcodes sanguinea R. F. Thorne 1969-7-2 38325 Los Angeles Angeles National Forest; Cedar springs ca. 1/2 mile E of Kratka ridge along Angeles Crest Hwy 2072 Comment
  RSA471120  Sarcodes sanguinea Chris Hauser 1965-8-1 s.n. Los Angeles Mt. Waterman Comment
  UCR202522  Sarcodes sanguinea R. G. Swinney 2001-8-9 8010 Los Angeles San Gabriel Mtns., east peak on Pleasant View Ridge 2504 Comment
  UC1584106  Schinus molle Tim Ross 1991-2-23 4114 Los Angeles ca. 1/4 air-mile w. of Turnbull Canyon Rd. x Skyline Dr. Upper Turnbull Canyon; Whittier Hills (Puente Hills), Upper Turnbull Canyon 310 Comment
  RSA588160  Schismus arabicus Orlando Mistretta 1994-5-23 1247 Los Angeles San Gabriel Mountains: Little Rock creek. Forest Road 4N15. 1250 Comment
  RSA0087083  Schismus barbatus R. G. Swinney 2010-3-18 11976 Los Angeles Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road. 540 Comment
  UCR216889  Schismus barbatus R. G. Swinney 2009-2-20 10034 Los Angeles San Gabriel Valley/ San Gabriel Mtns. Foothills, mouth of San Gabriel Canyon, between 210 Fwy and Foothill Blvd., Azusa/Irwindale, 200-300 m east of San Gabriel River channel 177 Comment
  POM4463  Scrophularia californica D. L. Crawford, Otis Hiatt 1916-3-28 s.n. Los Angeles Santa Monica Mts, Topanga Canyon Comment
  RSA191028  Scrophularia californica subsp. floribunda Robert F. Thorne, James Henrickson 1963-5-5 32275 Los Angeles Near bottom and mouth of Cobal Canyon, foothills of San Gabriel Mts., ca. 4 miles N of Claremont. 518 Comment
  SBBG71564  Scutellaria mexicana Anstruther Davidson -Jun-1893 Los Angeles Acton Comment
  UCR270010  Scutellaria mexicana R. G. Swinney 2010-6-1 13120 Los Angeles San Gabriel Mountains, lower west side of Carson Mesa, 0. 8 miles south of Pearblossom Hwy., 0.35 miles east of Angeles Forest Hwy on north side of dirt service rd. 1037 Comment
  CHSC5106  Scutellaria siphocampyloides M. MacArthur 1967-7-16 91 Los Angeles .7 mi from turn-off on Angeles Crest Hwy. to lower Chilao keeping to right at fork--left side of road. by intermittent stream bed, Angeles National Forest. 1584 Comment
  RSA0135519  Scutellaria siphocampyloides Janell Cassianni 2007-06 4 Los Angeles Chilao / Horse Flats. Comment
  RSA226528  Scutellaria tuberosa C. W. Tilforth 1971-5-29 374 Los Angeles Johnson s Pastures; hills at n. end of Mountain Ave. above Clare Boya, Claremont. Comment
  LA93997  Selaginella bigelovii Lawrence L. Kiefer; 1966-3-6 1656 Los Angeles SANTA MONICA MOUNTAINS, Corral Canyon, ca 3 mi up Corral Canyon Road. 518 Comment
  RSA683750  Selaginella bigelovii Blanche Trask 1900-03 s.n. Los Angeles Near Avalon, Santa Catalina Island. Comment
  RSA683769  Selaginella bigelovii Francis H. Elmore 1939-2-18 398 Los Angeles San Clemente Island. Comment
  UCD135490  Senecio flaccidus var. douglasii T. E. Weier 1941-6-24 s.n. Los Angeles Angeles Crest. Comment
  UCR209487  Senecio ionophyllus R. G. Swinney 2008-6-17 9019 Los Angeles San Gabriel Mountains, 1.2 mi. north of Hwy 2 at Vincent Gap at Pinyon Ridge Motorway 1902 Comment
  CAS-BOT-BC341194  Senecio lyonii Carl B. Wolf 1932-5-14 3630 Los Angeles Rocky cliff between Avalon and Pebbly Beach, Santa Catalina Island 30 Comment
  CATA1457  Senecio lyonii Mark L. Hoefs, Robert F. Thorne 1996-4-6 2641 Los Angeles Santa Catalina Island: Renton Mine Road 243 Comment
  RSA158195  Senecio lyonii P. H. Raven 1962-5-21 17817 Los Angeles Middle Ranch, Santa Catalina Island. 213 Comment
  RSA233403  Senecio lyonii R. F. Thorne 1966-4-16 36070 Los Angeles San Clemente Island, canyon below Lemon Tank, near dump, south of Nanny, northeast side of island. 183 Comment
  RSA660868  Senecio lyonii Orlando Mistretta 1992-4-4 131 Los Angeles San Clemente Island. Comment
  UCSB43749  Senecio lyonii Nakashima, L. 1982-4-17 Los Angeles On Benton Mine Road, 1.2 miles south of its junction with Mount Ada Road, on Santa Catalina Island 213 Comment
  SEINET270805  Senecio mikanioides Richard J. Shaw 1958-1-6 1084 Los Angeles One mile up Little Dalton Canyon by a locked gate. 427 Comment
  RSA0040261  Senecio vulgaris Anstruther Davidson 1906-6-1 1606 Los Angeles Gadean [or Nadeau] Comment
  RSA587501  Senecio vulgaris Orlando Mistretta 1995-3-28 1581 Los Angeles San Gabriel Mountains: Drainage W of Little Rock Creek Reservoir just S of dam 1037 Comment
  SBBG133139  Sesuvium verrucosum S. A. Junak 1996-4-12 SCI- 295 Los Angeles E side of Skink Alley Rd, in swale N of Pk 59, with building 60166, 1 mi NE of San Clemente Ridge Rd 140 Comment
  LA33431  Setaria parviflora Peter H. Raven; Henry J. Thompson 1959-9-18 14435 Los Angeles West Los Angeles, along railroad tracks, Santa Monica Boulevard near Beverly Glen Boulevard 76 Comment
  RSA483322  Setaria parviflora Anstruther Davidson 1917-08 3261 Los Angeles Los Angeles Comment
  RSA447541  Sherardia arvensis Anstruther Davidson 1911-07 2863 Los Angeles Alhambra. Comment
  SBBG13273  Silene gallica P. H. Raven 1962-6-9 62334 Los Angeles China Cyn (near head), ca. 2 mi from China Pt 213 Comment
  UCR71327  Silene gallica Steve Boyd, T. S. Ross, L. Arnseth 1990-4-8 4436 Los Angeles Channel Islands, San Clemente Island: east side of island, Bryce Canyon near Malo Point Comment
  CAS-BOT-BC387010  Silene gallica Geo. B. Grant 1905-4-2 1206 Los Angeles Pasadena, Southern California Comment
  RSA527752  Silene gallica Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4319 Los Angeles San Clemente Island: E side of island, near Malo Point, third canyon S of Bryce Canyon. Comment
  CAS-BOT-BC174894  Silene laciniata Peter H. Raven 1956-6-17 9424 Los Angeles N.W. of Sunset Blvd. at Sepulveda Blvd., Santa Monica Mts. Comment
  LA200356  Silene laciniata subsp. laciniata J. A. Ewan; 1929-5-18 1252 Los Angeles 365 Comment
  UCSB10319  Silene laciniata subsp. laciniata Haller, Norman 1953-5-17 Los Angeles 1/2 mile North of Topanga Shopping Center; Topanga Canyon; Santa Monica Mts.; Greenleaf Dr. creeklet running into Topanga Creek 335 Comment
  RSA477930  Silene laciniata subsp. major Fordyce Grinnell Jr. 1910-04 s.n. Los Angeles San Rafael Hills, Pasadena Comment
  CAS-BOT-BC389333  Silene lemmonii Geo. B. Grant 1906-6-15 s.n. Los Angeles Summit of Mt. Wilson. San Gabriel Mts. 1828 Comment
  UCR190108  Silene parishii R. G. Swinney 1998-8-27 6809 Los Angeles San Gabriel Mtns., gentle slope between Big Horn Ridge and ridge immediately north 2646 Comment
  CAS-BOT-BC175109  Silene verecunda John Thomas Howell 1947-7-18 23396 Los Angeles Blue Ridge, San Gabriel Mts. 2590 Comment
  UCR192885  Silene verecunda R. G. Swinney 1998-7-8 6320 Los Angeles San Gabriel Mountains, northwest of Wrightwood, western half of Jackson Flat 2280 Comment
  RSA798118  Sisymbrium altissimum Jane Tirrell, Graham Bothwell, Walter Fidler, Shirley Imsand, Rich Philibosian 2012-7-27 LS 0134 Los Angeles South side California State Route 2 at mile marker 66.82 2295 Comment
  UCR168322  Sisymbrium irio Elizabeth Crow 1929-2-10 154 Los Angeles San Gabriel Valley, Crow Ranch, Glendora 305 Comment
  RSA431753  Sisymbrium officinale Freda Detmers 1931-6-19 s.n. Los Angeles Chino Hills border Santa Ana Valley. Comment
  RSA629042  Sisymbrium officinale Valerie L. Soza, Kent Hughes 1999-6-17 530 Los Angeles San Gabriel Mountains: Chantry Flat, off road 2N41, west of water tank., Near 34 11'41''N, 118 01'25''W 701 Comment
  UC1871228  Sisymbrium officinale T. S. Ross, Walter Appleby 1993-5-20 7204 Los Angeles Transverse Ranges; San Gabriel Mountains region; Head of Los Pinetos Canyon on the dirt trail between Wilson Canyon Saddle and Los Pinetos Spring; San Fernando 7.5' USGS quad; R15W T3N, SE/4 NE/4 NE/4 SE/4 sect 9; ca 3000-3070 ft elevation. Comment
  RSA653680  Sisymbrium orientale Valerie L. Soza, LeRoy Gross, Adelina Munoz 2000-5-12 876 Los Angeles Verdugo Mountains, northeast side: Camp Max Straus at end of Shirlyjean Street, Glendale, Engleheard Canyon. At Sacred Council junction off main road 365 Comment
  RSA782217  Sisymbrium orientale R. G. Swinney 2009-8-25 11500 Los Angeles Big Pines Meadow, west of Wrightwood, SW junction of Hwy 2, Table Mtn. Rd. and Big Pines Rd. 2061 Comment
  RSA746853  Sisymbrium orientale Orlando Mistretta 1992-5-21 383 Los Angeles San Gabriel Mtns region: Right Star Mine, S of Acton. Comment
  UCR124445  Sisyrinchium bellum I. W. Clokey, B. C. Templeton 1929-1 4542 Los Angeles Western Transverse Range; Santa Monica Mtns., Mandeville Canyon 500 Comment
  UCR202697  Sisyrinchium bellum R. G. Swinney 2001-8-11 8040 Los Angeles San Gabriel Mtns., Lamel Springs on north slope of Mt. Baden-Powell, 1.5 miles south of Vincent Gap 2375 Comment
  UCR86176  Sisyrinchium bellum L. C. Yoshida, H. Y. Yoshida, T. H. Yoshida 1995-4-15 3 Los Angeles Puente Hills, Near SW corner of Camino del Sur & Colima Road, on horsetrail W side of Colima Road 299 Comment
  RSA667001  Sisyrinchium rosulatum A. C. Sanders, D. Malueg 2001-5-17 24313 Los Angeles Montebello Hills in Montebello, 29 acre gas storage facility on Howard Ave. near W end of Jefferson Blvd., being decomissioned. 122 Comment
  UCR259966  Solanum douglasii R. G. Swinney 2010-3-18 11982 Los Angeles San Gabriel Mountains, Kagel Canyon, 2.2 miles north of I-210 Fwy., via Kagel Canyon St., and 100-300 m east of Kagel Canyon Road 540 Comment
  UCR86177  Solanum douglasii L. C. Yoshida, H. Y. Yoshida, et al. 1995-4-29 32 Los Angeles Puente Hills, S slope, E side of Colima Road 183 Comment
  UCR139916  Solanum mauritianum Scott D. White 1997-5-14 5126 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
  RSA595880  Solanum umbelliferum Tim S. Ross, Victor W. Steinmann 1995-5-8 8534 Los Angeles Bouquet Canyon: along Bouquet Canyon Road at its intersection with a US Forest Service road that winds up onto the ridge between Bouquet Canyon and Mystic Canyon. 595 Comment
  RSA658835  Solanum umbelliferum J. S. Burns 1992-5-11 20 Los Angeles 1.5 miles west on Rincon fireroad from east access; Angeles National Forest 762 Comment
  UC76173  Solanum umbelliferum E. D. Palmer May 1904 Los Angeles Claremont Comment
  SEINET6186049  Solanum umbelliferum N. R. Berg 1904-4-14 s.n. Los Angeles Santa Monica Comment
  UCD127024  Solanum umbelliferum Kenneth R. Montgomery; Thomas W. Strid 1973-5-19 73- 70 Los Angeles Dillon Divide, San Gabriel Mountains. Site of LASCA Cistus field plot. Comment
  NY820411  Solanum xanti L. Abrams 1908-6-19 336 Los Angeles Oakgrove Canyon, Liebre Mountains 1067 Comment
  SBBG70661  Solanum xanti R. Hoffmann 1929-5-19 Los Angeles between Big Rock Crk and Los Angeles Recreation Park Comment
  UC1871170  Solanum xanti T. S. Ross, S. D. Boyd, L. Arnseth 1991-4-30 4920 Los Angeles Transverse Ranges; Liebre Mountains region; Castaic Creek: confluence of Fish Canyon and general vicinity. T6N R17W SE 1/4 section 16, and N 1/2 NE 1/4 section 22; elevation 1615'-1880' (riparian area and lower adjacent slopes). Comment
  SEINET10938069  Solidago californica Jon Ricketson, Heidi H. Schmidt; Janet Takara 1992-10-20 Ricketson 4791 Los Angeles Santa Catalina Island; Catalina Conservancy Land, Middle Canyon, just downstream of Pump Station #2. Along Middle Canyon Trail (Road), between the Middle Ranch Junction and Cape Canyon Trail. 7-8 miles west of the city of Avalon. Collections made in cooperation with the Catalina Conservancy. 350 Comment
  UCR258511  Solidago californica R. G. Swinney 2010-9-13 13809 Los Angeles San Gabriel Mountains, Crystal Lake, within 100 m of shoreline 1691 Comment
  UCR272576  Solidago velutina subsp. californica R. G. Swinney 2011-9-22 15659 Los Angeles San Gabriel Mountains, Camp Colby (Colby Ranch), c. 300 meters north of lodge along service rd. 1073 Comment
  UC519723  Sonchus asper Joseph Andorfer Ewan 1932-5-19 7533 Los Angeles near power house (Playa del Rey); Playa del Rey Comment
  RSA187930B  Sonchus oleraceus R. F. Thorne 1966-4-7 35960 Los Angeles Cherry Valley, Santa Catalina Island. 61 Comment
  RSA511330  Sonchus oleraceus A. C. Sanders 1988-5-18 7844 Los Angeles El Segundo Dunes, immediately W of L.A. International Airport & Pershing Drive, & E of Vista Del Mar Blvd. 1 Comment
  CDA7671  Sonchus oleraceus L. C. Wheeler 1967-5-15 9597 Los Angeles San Gabriel Mountains: Elsmere Canyon; bottom of canyon near mouth. Comment
  LA200357  Spergula arvensis Jonathan Sauer; J. Leishman 1978-4-18 5995 Los Angeles Santa Monica Mountains, Topanga Canyon State Park Comment
  RSA477986  Spergula arvensis E. S. Spalding 1923-4-7 s.n. Los Angeles Claremont Comment
  CAS-BOT-BC390137  Spergularia bocconi John I. Carlson 1915-6-13 s.n. Los Angeles Avalon, Santa Catalina Isl. Comment
  RSA0097901  Spergularia bocconi R. F. Thorne 1973-4-12 42928 Los Angeles San Clemente Island: Pyramid Cove at S end of island. 3 Comment
  SBBG131034  Spergularia bocconi S. A. Junak 1999-5-6 SCa 881 Los Angeles 0.1 mi W of Emerald Bay Rd, at gate 15 Comment
  SBBG43854  Spergularia macrotheca var. macrotheca M. R. Benedict 1971-6-26 Los Angeles ca. 0.5 mi S of Wilson Cove Comment
  SDSU14841  Spergularia macrotheca var. macrotheca Patrick McConnell 2003-4-27 25 Los Angeles San Clemente Island, SHOBA zone, near top of small hill approx 200m south of China Point Road, approx 1/4 from lands end, directly south of solar powered shack. 89 Comment
  SEINET3372082  Spergularia rubra G. Rink 2011-6-6 10598 Los Angeles Just south of the Triple Clays Shooting Range in Whittier, weedy place 55 Comment
  SEINET10622658  Spinacia oleracea Heidi H. Schmidt, M. R. Weed 1999-10-11 Schmidt 3742 Los Angeles City of Santa Monica. Trader Joe's: 3212 Pico Boulevard: Santa Monica, CA, 90405: (310) 581-0253 - phone. 30 Comment
  SBBG80012  Stachys albens R. Hoffmann 1927-6-14 Los Angeles Elizabeth Lake to Palmdale Comment
  UCR210150  Stachys albens R. G. Swinney 2008-10-16 9624 Los Angeles San Gabriel Mtns., Big Pine Meadow 2061 Comment
  RSA765391  Stachys bullata Doris Bowers 1966-4-16 815 Los Angeles Malibu Canyon 91 Comment
  CAS-BOT-BC60913  Stanleya pinnata Ernest C. Twisselmann 1964-5-7 9391 Los Angeles Mojave Desert. Avenue E, 5 miles east of Highway U.S. 6. 617 Comment
  UCR255753  Stanleya pinnata R. G. Swinney 2010-5-12 12718 Los Angeles San Gabriel Mountains/Mojave Desert, Palmdale, Barrell Springs Rd. from 150 to 300 meters SE of 42nd St. East, on W side of road along Palmdale Ditch (services Lake Palmdale from Little Rock Dam), San Andreas Rift Zone 921 Comment
  RSA659941  Stanleya pinnata var. pinnata Orlando Mistretta 1992-5-18 357 Los Angeles Hunt Canyon shooting area. Angeles National Forest. Mt. Emma Road 2 miles W of Little Rock Dam. Comment
  UCR205109  Stellaria media R. G. Swinney 2008-4-16 8671 Los Angeles San Gabriel Mtns., San Dimas, Spring Canyon 341 Comment
  UCR258554  Stellaria media R. G. Swinney 2010-8-9 13482 Los Angeles San Gabriel Mountains, Big Santa Anita Canyon, Camp Sturtevant 1049 Comment
  LA82416  Stellaria media Peter H. Raven; Los Angeles Santa Monica Mountains, West fork Las Trancas Canyon 91 Comment
  UCR219558  Stellaria neglecta R. G. Swinney 2009-3-28 10211 Los Angeles Transverse Range; San Gabriel Mtns., Monrovia Mountain Park, trail 0-40 m above canyon bottom, from park entrance to 0.4 mi. up canyon 427 Comment
  POM363644  Stephanomeria blairii House, Grumbles 1930-8-5 16808 Los Angeles San Clemente Island. Comment
  RSA527745  Stephanomeria blairii Steve Boyd, Timothy S. Ross, Laurel Arnseth 1990-4-8 4313 Los Angeles San Clemente Island: E side of island, near Malo Point, first canyon S of Bryce Canyon, head of canyon below Malo benchmark Comment
  CAS-BOT-BC375138  Stephanomeria cichoriacea Fordyce Grinnell, Jr. 1903-12-22 42 Los Angeles Arroyo Seco canon [Canyon], near Pasadena Comment
  UC55086  Stephanomeria exigua subsp. coronaria Miss E. D. Palmer Los Angeles Comment
  UCR100431  Stephanomeria pauciflora Scott D. White, Pam DeVries 1997-11-20 6025